/* roulang page: index */
:root {
            --bs-primary: #D4A853;
            --bs-primary-rgb: 212, 168, 83;
            --bs-body-bg: #0C1015;
            --bs-body-color: #F5F1E8;
            --bs-border-color: rgba(255, 255, 255, 0.08);
            --bg-base: #0C1015;
            --bg-surface: #141A20;
            --bg-surface2: #161D25;
            --bg-deep: #0A0E12;
            --bg-contrast: #131920;
            --brand-gold: #D4A853;
            --brand-gold-light: #E8C97A;
            --brand-gold-bright: #F0D48A;
            --status-green: #2BC48A;
            --status-amber: #E0743C;
            --text-primary: #F5F1E8;
            --text-secondary: #A2ABB4;
            --text-muted: #6B7684;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-soft: rgba(255, 255, 255, 0.06);
            --border-gold: rgba(212, 168, 83, 0.3);
            --radius-card: 12px;
            --radius-pill: 999px;
            --radius-img: 8px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.06);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(212, 168, 83, 0.2);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.25s ease;
            --transition-slow: 0.6s ease-out;
            --font-sans: 'Noto Sans SC', 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-numeric: 'Inter', 'Manrope', 'DIN Alternate', sans-serif;
            --section-pad-desktop: 100px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 48px;
            --container-max: 1200px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 1rem;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--brand-gold);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--brand-gold);
            outline-offset: 2px;
        }

        ::selection {
            background: rgba(212, 168, 83, 0.35);
            color: var(--text-primary);
        }

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 575.98px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ========== 悬浮胶囊导航 ========== */
        .site-header {
            position: fixed;
            top: 20px;
            left: 0;
            right: 0;
            z-index: 1050;
            display: flex;
            justify-content: center;
            pointer-events: none;
            transition: all var(--transition-smooth);
        }

        .site-header.scrolled {
            top: 10px;
        }

        .navbar-pill {
            pointer-events: auto;
            max-width: var(--container-max);
            width: calc(100% - 32px);
            margin: 0 auto;
            background: rgba(12, 16, 21, 0.72);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-pill);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
        }

        .site-header.scrolled .navbar-pill {
            background: rgba(12, 16, 21, 0.9);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
            padding-top: 8px;
            padding-bottom: 8px;
        }

        .navbar-brand-custom {
            font-family: var(--font-sans);
            font-weight: 800;
            font-size: 1.4rem;
            letter-spacing: -0.02em;
            color: var(--brand-gold);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .navbar-brand-custom .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--brand-gold);
            color: var(--bg-base);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            font-weight: 900;
        }

        .navbar-nav-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .navbar-nav-custom .nav-item-custom {
            position: relative;
        }

        .navbar-nav-custom .nav-link-custom {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            position: relative;
            white-space: nowrap;
        }

        .navbar-nav-custom .nav-link-custom:hover {
            color: var(--brand-gold);
        }

        .navbar-nav-custom .nav-link-custom.active {
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.12);
        }

        .navbar-nav-custom .nav-link-custom.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 16px;
            height: 2px;
            background: var(--brand-gold);
            border-radius: 2px;
        }

        .navbar-cta-desktop {
            background: var(--brand-gold);
            color: var(--bg-base);
            border: none;
            border-radius: var(--radius-pill);
            padding: 8px 18px;
            font-weight: 700;
            font-size: 0.85rem;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .navbar-cta-desktop:hover {
            background: var(--brand-gold-light);
            color: var(--bg-base);
            transform: translateY(-1px);
        }

        .navbar-toggler-custom {
            display: none;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-pill);
            width: 42px;
            height: 42px;
            align-items: center;
            justify-content: center;
            color: var(--text-primary);
            font-size: 1.2rem;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .navbar-toggler-custom:hover {
            border-color: var(--brand-gold);
            color: var(--brand-gold);
        }

        .mobile-nav-panel {
            display: none;
            position: absolute;
            top: calc(100% + 8px);
            left: 0;
            right: 0;
            background: rgba(12, 16, 21, 0.96);
            backdrop-filter: blur(20px);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-card);
            padding: 16px;
            flex-direction: column;
            gap: 4px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
        }

        .mobile-nav-panel.show {
            display: flex;
        }

        .mobile-nav-panel .nav-link-custom {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 8px;
        }

        .mobile-nav-panel .nav-link-custom:hover,
        .mobile-nav-panel .nav-link-custom.active {
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.08);
        }

        @media (max-width: 991.98px) {
            .navbar-nav-custom {
                display: none;
            }
            .navbar-cta-desktop {
                display: none;
            }
            .navbar-toggler-custom {
                display: inline-flex;
            }
            .navbar-pill {
                padding: 8px 14px;
            }
        }

        /* ========== Hero 首屏 ========== */
        .hero-section {
            position: relative;
            min-height: 88vh;
            display: flex;
            align-items: center;
            padding: 160px 0 80px;
            overflow: hidden;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center center;
            background-repeat: no-repeat;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(12, 16, 21, 0.75) 0%, rgba(12, 16, 21, 0.55) 50%, var(--bg-base) 100%);
            z-index: 1;
        }

        .hero-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 40%, rgba(212, 168, 83, 0.15) 0%, transparent 60%);
            z-index: 1;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: 1fr 0.8fr;
            gap: 40px;
            align-items: center;
        }

        .hero-badge-top {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(212, 168, 83, 0.12);
            border: 1px solid var(--border-gold);
            color: var(--brand-gold);
            font-size: 0.8rem;
            font-weight: 600;
            border-radius: var(--radius-pill);
            padding: 6px 16px;
            margin-bottom: 20px;
        }

        .hero-badge-top .pulse-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--status-green);
            animation: pulse-dot 1.8s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.3);
            }
        }

        .hero-title {
            font-size: clamp(2.2rem, 5vw, 4.2rem);
            font-weight: 900;
            letter-spacing: -0.02em;
            line-height: 1.15;
            margin-bottom: 20px;
            color: var(--text-primary);
        }

        .hero-title .highlight {
            color: var(--brand-gold);
        }

        .hero-subtitle {
            font-size: 1.15rem;
            line-height: 1.7;
            color: var(--text-secondary);
            max-width: 520px;
            margin-bottom: 30px;
        }

        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 32px;
        }

        .btn-pill-primary {
            background: var(--brand-gold);
            color: var(--bg-base);
            border: 2px solid var(--brand-gold);
            border-radius: var(--radius-pill);
            padding: 12px 28px;
            font-weight: 700;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-pill-primary:hover {
            background: var(--brand-gold-light);
            border-color: var(--brand-gold-light);
            color: var(--bg-base);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(212, 168, 83, 0.25);
        }

        .btn-pill-secondary {
            background: transparent;
            color: var(--text-primary);
            border: 2px solid rgba(255, 255, 255, 0.25);
            border-radius: var(--radius-pill);
            padding: 12px 28px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .btn-pill-secondary:hover {
            border-color: var(--brand-gold);
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.06);
        }

        .hero-meta-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            margin-top: 8px;
        }

        .hero-meta-item {
            display: flex;
            flex-direction: column;
        }

        .hero-meta-item .stat-number {
            font-family: var(--font-numeric);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--brand-gold);
            letter-spacing: -0.01em;
        }

        .hero-meta-item .stat-label {
            font-size: 0.8rem;
            color: var(--text-secondary);
        }

        .hero-right-panel {
            display: flex;
            flex-direction: column;
            gap: 20px;
            align-items: center;
        }

        .countdown-ring-wrapper {
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            width: 180px;
            height: 180px;
            flex-shrink: 0;
        }

        .countdown-ring-wrapper svg {
            width: 100%;
            height: 100%;
            transform: rotate(-90deg);
        }

        .countdown-ring-bg {
            fill: none;
            stroke: rgba(255, 255, 255, 0.08);
            stroke-width: 8;
        }

        .countdown-ring-fill {
            fill: none;
            stroke: var(--brand-gold);
            stroke-width: 8;
            stroke-linecap: round;
            transition: stroke-dashoffset 1s ease;
        }

        .countdown-ring-text {
            position: absolute;
            inset: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
        }

        .countdown-ring-text .days-num {
            font-family: var(--font-numeric);
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.1;
        }

        .countdown-ring-text .days-label {
            font-size: 0.8rem;
            color: var(--text-secondary);
        }

        .hero-floating-card {
            background: rgba(20, 26, 32, 0.75);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-card);
            padding: 16px 20px;
            display: flex;
            align-items: center;
            gap: 14px;
            box-shadow: var(--shadow-card);
            width: 100%;
            max-width: 300px;
        }

        .hero-floating-card .status-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--status-green);
            flex-shrink: 0;
            animation: pulse-dot 1.8s ease-in-out infinite;
        }

        .hero-floating-card .float-info {
            flex: 1;
        }

        .hero-floating-card .float-info .float-title {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-primary);
        }

        .hero-floating-card .float-info .float-desc {
            font-size: 0.78rem;
            color: var(--text-secondary);
        }

        .hero-scroll-indicator {
            position: absolute;
            bottom: 24px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 2;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            color: var(--text-secondary);
            font-size: 0.75rem;
        }

        .hero-scroll-indicator .scroll-line {
            width: 1px;
            height: 40px;
            background: rgba(255, 255, 255, 0.2);
            position: relative;
            overflow: hidden;
        }

        .hero-scroll-indicator .scroll-line::after {
            content: '';
            position: absolute;
            top: -40%;
            left: 0;
            width: 100%;
            height: 40%;
            background: var(--brand-gold);
            animation: scroll-line 2s ease-in-out infinite;
        }

        @keyframes scroll-line {
            0% {
                top: -40%;
            }
            100% {
                top: 110%;
            }
        }

        @media (max-width: 991.98px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .hero-right-panel {
                flex-direction: row;
                flex-wrap: wrap;
                justify-content: center;
            }
            .hero-section {
                min-height: 70vh;
                padding: 140px 0 60px;
            }
        }

        @media (max-width: 575.98px) {
            .hero-right-panel {
                flex-direction: column;
            }
            .hero-floating-card {
                max-width: 100%;
            }
            .countdown-ring-wrapper {
                width: 140px;
                height: 140px;
            }
            .countdown-ring-text .days-num {
                font-size: 2rem;
            }
        }

        /* ========== 通用区块样式 ========== */
        .section-block {
            padding: var(--section-pad-desktop) 0;
            position: relative;
        }

        .section-block .section-heading {
            margin-bottom: 48px;
        }

        .section-block .section-heading .section-eyebrow {
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--brand-gold);
            margin-bottom: 8px;
        }

        .section-block .section-heading .section-title {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .section-block .section-heading .section-desc {
            font-size: 0.95rem;
            color: var(--text-secondary);
            max-width: 580px;
            line-height: 1.7;
        }

        .fade-in-on-scroll {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity var(--transition-slow), transform var(--transition-slow);
        }

        .fade-in-on-scroll.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ========== 优惠阶梯 ========== */
        .tier-section {
            background: var(--bg-contrast);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .tier-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .tier-step {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            position: relative;
            transition: all var(--transition-smooth);
        }

        .tier-step:hover {
            border-color: var(--border-gold);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }

        .tier-step .step-number {
            font-family: var(--font-numeric);
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--brand-gold);
            letter-spacing: 0.1em;
            display: block;
            margin-bottom: 10px;
        }

        .tier-step .step-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .tier-step .step-desc {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .tier-step.highlight-tier {
            background: linear-gradient(145deg, #1a1f17 0%, var(--bg-surface) 100%);
            border-color: var(--border-gold);
        }

        @media (max-width: 991.98px) {
            .tier-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 575.98px) {
            .tier-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 套餐对比 ========== */
        .compare-section {
            background: var(--bg-base);
        }

        .compare-table-wrapper {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .compare-table {
            width: 100%;
            border-collapse: collapse;
        }

        .compare-table th,
        .compare-table td {
            padding: 18px 24px;
            text-align: left;
            border-bottom: 1px solid var(--border-soft);
            font-size: 0.9rem;
        }

        .compare-table th {
            background: var(--bg-surface2);
            font-weight: 700;
            color: var(--text-primary);
            font-size: 0.85rem;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            border-bottom: 2px solid var(--border-gold);
        }

        .compare-table td {
            color: var(--text-secondary);
        }

        .compare-table tr:last-child td {
            border-bottom: none;
        }

        .compare-table .col-feature {
            color: var(--text-primary);
            font-weight: 500;
        }

        .compare-table .col-kaiyun {
            color: var(--brand-gold);
            font-weight: 600;
        }

        .compare-table .check-icon {
            color: var(--status-green);
            margin-right: 6px;
        }

        .compare-table .cross-icon {
            color: var(--text-muted);
            margin-right: 6px;
        }

        .compare-table .highlight-col {
            background: rgba(212, 168, 83, 0.04);
        }

        @media (max-width: 767.98px) {
            .compare-table th,
            .compare-table td {
                padding: 12px 14px;
                font-size: 0.8rem;
            }
        }

        /* ========== 保障条 ========== */
        .assurance-section {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-soft);
        }

        .assurance-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            text-align: center;
        }

        .assurance-item {
            padding: 20px 16px;
            border-radius: var(--radius-card);
            border: 1px solid var(--border-soft);
            background: var(--bg-surface);
            transition: all var(--transition-smooth);
        }

        .assurance-item:hover {
            border-color: var(--border-gold);
            background: var(--bg-surface2);
            transform: translateY(-2px);
        }

        .assurance-item .assurance-icon {
            font-size: 2rem;
            color: var(--brand-gold);
            margin-bottom: 12px;
        }

        .assurance-item .assurance-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .assurance-item .assurance-desc {
            font-size: 0.8rem;
            color: var(--text-secondary);
        }

        @media (max-width: 991.98px) {
            .assurance-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 575.98px) {
            .assurance-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 产品截图舞台 ========== */
        .showcase-section {
            background: var(--bg-contrast);
            border-top: 1px solid var(--border-soft);
        }

        .showcase-stage {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 40px;
            align-items: center;
        }

        .showcase-device {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            position: relative;
        }

        .showcase-device .device-top-bar {
            background: var(--bg-surface2);
            padding: 10px 16px;
            display: flex;
            align-items: center;
            gap: 8px;
            border-bottom: 1px solid var(--border-soft);
        }

        .showcase-device .device-top-bar .device-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            display: inline-block;
        }

        .showcase-device .device-top-bar .device-dot.red {
            background: #E05C5C;
        }
        .showcase-device .device-top-bar .device-dot.yellow {
            background: #E0B95C;
        }
        .showcase-device .device-top-bar .device-dot.green {
            background: #5CE07A;
        }

        .showcase-device img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }

        .showcase-info {
            padding: 10px 0;
        }

        .showcase-info .showcase-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .showcase-info .showcase-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 12px 0;
            border-bottom: 1px solid var(--border-soft);
            font-size: 0.9rem;
            color: var(--text-secondary);
        }

        .showcase-info .showcase-list li:last-child {
            border-bottom: none;
        }

        .showcase-info .showcase-list li .list-check {
            color: var(--status-green);
            font-weight: 700;
            flex-shrink: 0;
        }

        @media (max-width: 991.98px) {
            .showcase-stage {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 精选分类 ========== */
        .categories-section {
            background: var(--bg-base);
        }

        .category-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .category-card {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            background: var(--bg-surface);
            transition: all var(--transition-smooth);
            min-height: 200px;
            display: flex;
            align-items: flex-end;
        }

        .category-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }

        .category-card .category-card-img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-smooth);
        }

        .category-card:hover .category-card-img {
            transform: scale(1.05);
        }

        .category-card .category-card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(12, 16, 21, 0.1) 0%, rgba(12, 16, 21, 0.85) 100%);
            z-index: 1;
        }

        .category-card .category-card-body {
            position: relative;
            z-index: 2;
            padding: 20px;
            width: 100%;
        }

        .category-card .category-card-body .category-index {
            font-family: var(--font-numeric);
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--brand-gold);
            letter-spacing: 0.1em;
            display: block;
            margin-bottom: 6px;
        }

        .category-card .category-card-body .category-name {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .category-card .category-card-body .category-count {
            font-size: 0.8rem;
            color: var(--text-secondary);
        }

        @media (max-width: 991.98px) {
            .category-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 575.98px) {
            .category-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 排行列表 ========== */
        .ranking-section {
            background: var(--bg-contrast);
            border-top: 1px solid var(--border-soft);
        }

        .ranking-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 16px;
            border-bottom: 1px solid var(--border-soft);
            border-radius: 8px;
            transition: all var(--transition-fast);
        }

        .ranking-item:hover {
            background: rgba(255, 255, 255, 0.03);
        }

        .ranking-item .rank-number {
            font-family: var(--font-numeric);
            font-size: 1.2rem;
            font-weight: 800;
            color: var(--text-muted);
            width: 40px;
            text-align: center;
            flex-shrink: 0;
        }

        .ranking-item:nth-child(1) .rank-number {
            color: var(--brand-gold);
        }
        .ranking-item:nth-child(2) .rank-number {
            color: #C0C0C0;
        }
        .ranking-item:nth-child(3) .rank-number {
            color: #CD7F32;
        }

        .ranking-item .rank-info {
            flex: 1;
            min-width: 0;
        }

        .ranking-item .rank-info .rank-title {
            font-weight: 600;
            color: var(--text-primary);
            font-size: 0.95rem;
            margin-bottom: 2px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .ranking-item .rank-info .rank-tags {
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }

        .ranking-item .rank-info .rank-tags .tag {
            font-size: 0.7rem;
            padding: 2px 8px;
            border-radius: var(--radius-pill);
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-secondary);
            border: 1px solid var(--border-soft);
        }

        .ranking-item .rank-metrics {
            display: flex;
            gap: 20px;
            flex-shrink: 0;
        }

        .ranking-item .rank-metrics .metric {
            text-align: center;
        }

        .ranking-item .rank-metrics .metric-value {
            font-family: var(--font-numeric);
            font-size: 1rem;
            font-weight: 700;
            color: var(--brand-gold);
            display: block;
        }

        .ranking-item .rank-metrics .metric-label {
            font-size: 0.7rem;
            color: var(--text-secondary);
        }

        @media (max-width: 767.98px) {
            .ranking-item {
                flex-wrap: wrap;
                gap: 10px;
            }
            .ranking-item .rank-metrics {
                gap: 12px;
            }
        }

        /* ========== 资讯区块 ========== */
        .news-section {
            background: var(--bg-base);
        }

        .news-layout {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr;
            gap: 32px;
        }

        .news-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .news-list-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-soft);
            transition: all var(--transition-fast);
        }

        .news-list-item:hover {
            padding-left: 8px;
        }

        .news-list-item .news-date {
            font-family: var(--font-numeric);
            font-size: 0.8rem;
            color: var(--text-muted);
            width: 60px;
            flex-shrink: 0;
        }

        .news-list-item .news-link {
            flex: 1;
            font-weight: 500;
            color: var(--text-primary);
            font-size: 0.95rem;
            transition: color var(--transition-fast);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .news-list-item .news-link:hover {
            color: var(--brand-gold);
        }

        .news-list-item .news-badge {
            font-size: 0.7rem;
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-gold);
            color: var(--brand-gold);
            flex-shrink: 0;
        }

        .news-recommend {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-card);
        }

        .news-recommend .recommend-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

        .news-recommend .recommend-card {
            display: flex;
            gap: 12px;
            margin-bottom: 14px;
            align-items: center;
        }

        .news-recommend .recommend-card img {
            width: 70px;
            height: 50px;
            object-fit: cover;
            border-radius: 6px;
            flex-shrink: 0;
        }

        .news-recommend .recommend-card .recommend-info .rec-title {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 2px;
        }

        .news-recommend .recommend-card .recommend-info .rec-desc {
            font-size: 0.75rem;
            color: var(--text-secondary);
        }

        @media (max-width: 991.98px) {
            .news-layout {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 品牌介绍 ========== */
        .brand-intro-section {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .brand-intro-grid {
            display: grid;
            grid-template-columns: 1fr 1.4fr;
            gap: 48px;
            align-items: start;
        }

        .brand-intro-grid .brand-intro-title {
            font-size: clamp(1.4rem, 2.5vw, 2rem);
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
        }

        .brand-intro-grid .brand-intro-text {
            font-size: 0.95rem;
            line-height: 1.85;
            color: var(--text-secondary);
        }

        .brand-intro-grid .brand-intro-text p {
            margin-bottom: 16px;
        }

        @media (max-width: 767.98px) {
            .brand-intro-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        /* ========== 限时入口 ========== */
        .cta-banner-section {
            background: var(--bg-contrast);
            border-top: 1px solid var(--border-soft);
        }

        .cta-banner {
            background: linear-gradient(135deg, rgba(212, 168, 83, 0.12) 0%, rgba(12, 16, 21, 0.4) 50%, rgba(212, 168, 83, 0.05) 100%);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-card);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }

        .cta-banner .cta-banner-text .cta-title {
            font-size: 1.4rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 6px;
        }

        .cta-banner .cta-banner-text .cta-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
        }

        @media (max-width: 575.98px) {
            .cta-banner {
                flex-direction: column;
                text-align: center;
                padding: 28px 20px;
            }
        }

        /* ========== FAQ 区块 ========== */
        .faq-section {
            background: var(--bg-base);
        }

        .faq-layout {
            display: grid;
            grid-template-columns: 0.8fr 1.2fr;
            gap: 40px;
            align-items: start;
        }

        .faq-left .faq-left-title {
            font-size: clamp(1.4rem, 2.5vw, 2rem);
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            position: sticky;
            top: 120px;
        }

        .faq-left .faq-left-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-top: 12px;
        }

        .accordion-custom .accordion-item {
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--border-soft);
            margin-bottom: 4px;
        }

        .accordion-custom .accordion-button {
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 1rem;
            padding: 18px 0;
            border: none;
            box-shadow: none;
            border-radius: 0;
            gap: 10px;
            transition: color var(--transition-fast);
        }

        .accordion-custom .accordion-button::after {
            display: none;
        }

        .accordion-custom .accordion-button .faq-number {
            font-family: var(--font-numeric);
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--brand-gold);
            flex-shrink: 0;
            width: 32px;
        }

        .accordion-custom .accordion-button .faq-icon {
            margin-left: auto;
            font-size: 1rem;
            color: var(--text-secondary);
            transition: transform var(--transition-fast);
        }

        .accordion-custom .accordion-button:not(.collapsed) .faq-icon {
            transform: rotate(45deg);
            color: var(--brand-gold);
        }

        .accordion-custom .accordion-button:hover {
            color: var(--brand-gold);
        }

        .accordion-custom .accordion-button:focus {
            box-shadow: none;
            border: none;
        }

        .accordion-custom .accordion-body {
            background: transparent;
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.8;
            padding: 0 0 18px 42px;
        }

        @media (max-width: 767.98px) {
            .faq-layout {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .faq-left .faq-left-title {
                position: static;
            }
        }

        /* ========== 联系区块 ========== */
        .contact-section {
            background: var(--bg-contrast);
            border-top: 1px solid var(--border-soft);
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1.2fr;
            gap: 48px;
        }

        .contact-info .contact-info-title {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 16px;
        }

        .contact-info .contact-info-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-bottom: 24px;
            line-height: 1.7;
        }

        .contact-info .contact-detail-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .contact-info .contact-detail-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-soft);
            font-size: 0.9rem;
            color: var(--text-secondary);
        }

        .contact-info .contact-detail-list li .detail-icon {
            color: var(--brand-gold);
            width: 20px;
            text-align: center;
            flex-shrink: 0;
        }

        .contact-form .form-control-custom {
            background: #1B222B;
            border: 1px solid var(--border-subtle);
            border-radius: 6px;
            padding: 12px 16px;
            color: var(--text-primary);
            font-size: 0.9rem;
            width: 100%;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .contact-form .form-control-custom:focus {
            border-color: var(--brand-gold);
            box-shadow: 0 0 0 3px rgba(212, 168, 83, 0.2);
            outline: none;
        }

        .contact-form .form-control-custom::placeholder {
            color: var(--text-muted);
        }

        .contact-form .form-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-bottom: 6px;
            display: block;
        }

        .contact-form .form-group {
            margin-bottom: 18px;
        }

        .contact-form textarea.form-control-custom {
            min-height: 100px;
            resize: vertical;
        }

        @media (max-width: 991.98px) {
            .contact-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-soft);
            padding: 48px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand .footer-brand-name {
            font-family: var(--font-sans);
            font-weight: 800;
            font-size: 1.3rem;
            color: var(--brand-gold);
            margin-bottom: 8px;
        }

        .footer-brand .footer-brand-desc {
            font-size: 0.85rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social .social-link {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }

        .footer-social .social-link:hover {
            border-color: var(--brand-gold);
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.08);
        }

        .footer-col .footer-col-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

        .footer-col .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col .footer-links li {
            margin-bottom: 8px;
        }

        .footer-col .footer-links a {
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

        .footer-col .footer-links a:hover {
            color: var(--brand-gold);
        }

        .footer-bottom {
            border-top: 1px solid var(--border-soft);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-bottom .footer-links-bottom {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom .footer-links-bottom a {
            font-size: 0.8rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

        .footer-bottom .footer-links-bottom a:hover {
            color: var(--brand-gold);
        }

        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 575.98px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                align-items: center;
            }
        }

        /* ========== 响应式区块间距 ========== */
        @media (max-width: 991.98px) {
            .section-block {
                padding: var(--section-pad-tablet) 0;
            }
        }

        @media (max-width: 575.98px) {
            .section-block {
                padding: var(--section-pad-mobile) 0;
            }
            .section-block .section-heading {
                margin-bottom: 32px;
            }
        }

        /* ========== 辅助类 ========== */
        .text-gold {
            color: var(--brand-gold) !important;
        }

        .text-secondary-custom {
            color: var(--text-secondary) !important;
        }

        .bg-surface-custom {
            background: var(--bg-surface) !important;
        }

        .border-subtle-custom {
            border-color: var(--border-subtle) !important;
        }

        .font-numeric-custom {
            font-family: var(--font-numeric);
        }

/* roulang page: category2 */
:root {
            --bs-primary: #D4A853;
            --bs-primary-rgb: 212, 168, 83;
            --bs-body-bg: #0C1015;
            --bs-body-color: #F5F1E8;
            --bs-border-color: rgba(255, 255, 255, 0.08);
            --bg-base: #0C1015;
            --bg-surface: #141A20;
            --bg-surface2: #161D25;
            --bg-deep: #0A0E12;
            --bg-contrast: #131920;
            --brand-gold: #D4A853;
            --brand-gold-light: #E8C97A;
            --brand-gold-bright: #F0D48A;
            --status-green: #2BC48A;
            --status-amber: #E0743C;
            --text-primary: #F5F1E8;
            --text-secondary: #A2ABB4;
            --text-muted: #6B7684;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-soft: rgba(255, 255, 255, 0.06);
            --border-gold: rgba(212, 168, 83, 0.3);
            --radius-card: 12px;
            --radius-pill: 999px;
            --radius-img: 8px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.06);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(212, 168, 83, 0.2);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.25s ease;
            --transition-slow: 0.6s ease-out;
            --font-sans: 'Noto Sans SC', 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-numeric: 'Inter', 'Manrope', 'DIN Alternate', sans-serif;
            --section-pad-desktop: 100px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 48px;
            --container-max: 1200px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 1rem;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--brand-gold);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--brand-gold);
            outline-offset: 2px;
        }

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ========== 悬浮胶囊导航 ========== */
        .site-header {
            position: fixed;
            top: 20px;
            left: 0;
            right: 0;
            z-index: 1050;
            display: flex;
            justify-content: center;
            pointer-events: none;
            transition: all var(--transition-smooth);
        }

        .site-header.scrolled {
            top: 10px;
        }

        .navbar-pill {
            pointer-events: auto;
            max-width: var(--container-max);
            width: calc(100% - 32px);
            margin: 0 auto;
            background: rgba(12, 16, 21, 0.72);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-pill);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
        }

        .site-header.scrolled .navbar-pill {
            background: rgba(12, 16, 21, 0.9);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
            padding-top: 8px;
            padding-bottom: 8px;
        }

        .navbar-brand-custom {
            font-family: var(--font-sans);
            font-weight: 800;
            font-size: 1.4rem;
            letter-spacing: -0.02em;
            color: var(--brand-gold);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .navbar-brand-custom .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--brand-gold);
            color: var(--bg-base);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            font-weight: 900;
        }

        .navbar-nav-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .navbar-nav-custom .nav-item-custom {
            position: relative;
        }

        .navbar-nav-custom .nav-link-custom {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

        .navbar-nav-custom .nav-link-custom:hover,
        .navbar-nav-custom .nav-link-custom.active {
            color: var(--brand-gold);
        }

        .navbar-nav-custom .nav-link-custom.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 16px;
            height: 2px;
            background: var(--brand-gold);
            border-radius: 2px;
        }

        .navbar-cta-desktop {
            pointer-events: auto;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--bg-base);
            background: var(--brand-gold);
            border-radius: var(--radius-pill);
            white-space: nowrap;
            transition: all var(--transition-smooth);
        }

        .navbar-cta-desktop:hover {
            background: var(--brand-gold-light);
            color: var(--bg-base);
            transform: translateY(-2px);
        }

        .navbar-toggler-custom {
            pointer-events: auto;
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            border: 1px solid var(--border-subtle);
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-primary);
            font-size: 1.1rem;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .navbar-toggler-custom:hover {
            border-color: var(--brand-gold);
            color: var(--brand-gold);
        }

        .mobile-nav-panel {
            pointer-events: auto;
            display: none;
            position: absolute;
            top: calc(100% + 8px);
            left: 0;
            right: 0;
            background: rgba(12, 16, 21, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--border-subtle);
            border-radius: 16px;
            padding: 16px;
            flex-direction: column;
            gap: 4px;
            box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5);
        }

        .mobile-nav-panel.show {
            display: flex;
        }

        .mobile-nav-panel .nav-link-custom {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: all var(--transition-fast);
        }

        .mobile-nav-panel .nav-link-custom:hover,
        .mobile-nav-panel .nav-link-custom.active {
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.08);
        }

        /* ========== 面包屑 ========== */
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            color: var(--text-muted);
            padding: 0;
            margin: 0;
            list-style: none;
        }

        .breadcrumb-custom li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-custom li:not(:last-child)::after {
            content: '/';
            color: var(--text-muted);
            opacity: 0.5;
        }

        .breadcrumb-custom a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

        .breadcrumb-custom a:hover {
            color: var(--brand-gold);
        }

        .breadcrumb-custom .current-page {
            color: var(--brand-gold);
            font-weight: 600;
        }

        /* ========== 分类页 Hero ========== */
        .category-hero {
            position: relative;
            padding: 160px 0 60px;
            background: linear-gradient(180deg, var(--bg-contrast) 0%, var(--bg-base) 100%);
            border-bottom: 1px solid var(--border-soft);
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 50%;
            height: 100%;
            background: radial-gradient(ellipse at top right, rgba(212, 168, 83, 0.08) 0%, transparent 70%);
            pointer-events: none;
        }

        .category-hero h1 {
            font-size: clamp(1.8rem, 4vw, 2.8rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            margin: 12px 0 12px;
            color: var(--text-primary);
        }

        .category-hero .hero-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 640px;
            line-height: 1.8;
            margin: 0;
        }

        .category-hero .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            background: rgba(212, 168, 83, 0.1);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-pill);
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--brand-gold);
            letter-spacing: 0.02em;
        }

        /* ========== 筛选标签组 ========== */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            padding: 28px 0 0;
        }

        .filter-bar .filter-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-right: 4px;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            padding: 8px 20px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-secondary);
            background: transparent;
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-pill);
            cursor: pointer;
            transition: all var(--transition-fast);
            user-select: none;
            white-space: nowrap;
        }

        .filter-tag:hover {
            border-color: var(--border-gold);
            color: var(--brand-gold);
        }

        .filter-tag.active {
            background: var(--brand-gold);
            border-color: var(--brand-gold);
            color: var(--bg-base);
            font-weight: 600;
        }

        /* ========== 交替列表 ========== */
        .alternating-list {
            padding: 24px 0 60px;
        }

        .alt-list-item {
            display: flex;
            align-items: stretch;
            gap: 0;
            margin-bottom: 32px;
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-card);
            overflow: hidden;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
        }

        .alt-list-item:hover {
            border-color: rgba(212, 168, 83, 0.3);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .alt-list-item .alt-text {
            flex: 1.2;
            padding: 32px 36px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .alt-list-item .alt-image {
            flex: 1;
            min-height: 280px;
            position: relative;
            overflow: hidden;
        }

        .alt-list-item .alt-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .alt-list-item:hover .alt-image img {
            transform: scale(1.04);
        }

        .alt-list-item .alt-number {
            font-family: var(--font-numeric);
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--brand-gold);
            letter-spacing: 0.08em;
            margin-bottom: 8px;
        }

        .alt-list-item .alt-title {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            line-height: 1.5;
            letter-spacing: -0.01em;
        }

        .alt-list-item .alt-summary {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.75;
            margin-bottom: 16px;
        }

        .alt-list-item .alt-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .alt-list-item .meta-date {
            font-family: var(--font-numeric);
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .status-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            font-size: 0.75rem;
            font-weight: 600;
            border-radius: var(--radius-pill);
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        .status-badge.status-new {
            background: rgba(43, 196, 138, 0.12);
            border: 1px solid rgba(43, 196, 138, 0.35);
            color: var(--status-green);
        }

        .status-badge.status-coop {
            background: rgba(212, 168, 83, 0.12);
            border: 1px solid rgba(212, 168, 83, 0.35);
            color: var(--brand-gold);
        }

        .status-badge.status-amber {
            background: rgba(224, 116, 60, 0.12);
            border: 1px solid rgba(224, 116, 60, 0.35);
            color: var(--status-amber);
        }

        .status-badge .status-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: currentColor;
        }

        /* ========== 品牌介绍 ========== */
        .brand-intro-section {
            padding: 60px 0;
            background: var(--bg-contrast);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .brand-intro-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-card);
            padding: 40px 44px;
            box-shadow: var(--shadow-card);
        }

        .brand-intro-card .intro-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--brand-gold);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 16px;
        }

        .brand-intro-card h2 {
            font-size: clamp(1.4rem, 2.5vw, 1.8rem);
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text-primary);
            letter-spacing: -0.01em;
        }

        .brand-intro-card p {
            font-size: 0.98rem;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 12px;
        }

        .brand-intro-card p:last-child {
            margin-bottom: 0;
        }

        /* ========== CTA ========== */
        .cta-section {
            padding: 64px 0;
        }

        .cta-banner {
            background: linear-gradient(135deg, var(--bg-surface2) 0%, #1a2230 100%);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-card);
            padding: 48px 52px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-card);
        }

        .cta-banner .cta-text h3 {
            font-size: clamp(1.3rem, 2.5vw, 1.7rem);
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--text-primary);
        }

        .cta-banner .cta-text p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            margin: 0;
            max-width: 500px;
        }

        .btn-gold-pill {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--bg-base);
            background: var(--brand-gold);
            border: none;
            border-radius: var(--radius-pill);
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-gold-pill:hover {
            background: var(--brand-gold-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(212, 168, 83, 0.25);
        }

        .btn-outline-pill {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-primary);
            background: transparent;
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-pill);
            cursor: pointer;
            transition: all var(--transition-smooth);
            white-space: nowrap;
        }

        .btn-outline-pill:hover {
            border-color: var(--brand-gold);
            color: var(--brand-gold);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-soft);
            padding: 64px 0 0;
            margin-top: 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
        }

        .footer-brand-name {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--brand-gold);
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }

        .footer-brand-desc {
            font-size: 0.9rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 20px;
            max-width: 280px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .social-link {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--border-subtle);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }

        .social-link:hover {
            border-color: var(--brand-gold);
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.1);
        }

        .footer-col-title {
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-links li {
            margin-bottom: 10px;
        }

        .footer-links a {
            font-size: 0.875rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

        .footer-links a:hover {
            color: var(--brand-gold);
        }

        .footer-bottom {
            border-top: 1px solid var(--border-soft);
            padding: 20px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }

        .footer-bottom .copyright {
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        .footer-bottom .legal-links {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.82rem;
            color: var(--text-muted);
        }

        .footer-bottom .legal-links a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

        .footer-bottom .legal-links a:hover {
            color: var(--brand-gold);
        }

        .footer-bottom .legal-links .separator {
            color: var(--text-muted);
            opacity: 0.4;
        }

        /* ========== 滚动淡入 ========== */
        .fade-in-on-scroll {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
        }

        .fade-in-on-scroll.fade-visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1199px) {
            .navbar-nav-custom .nav-link-custom {
                padding: 8px 10px;
                font-size: 0.83rem;
            }
            .navbar-cta-desktop {
                padding: 8px 16px;
                font-size: 0.83rem;
            }
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr 1fr;
                gap: 32px;
            }
            .alt-list-item .alt-text {
                padding: 24px 28px;
            }
        }

        @media (max-width: 991px) {
            .navbar-nav-custom {
                display: none;
            }
            .navbar-cta-desktop {
                display: none;
            }
            .navbar-toggler-custom {
                display: inline-flex;
            }
            .site-header {
                top: 12px;
            }
            .navbar-pill {
                width: calc(100% - 24px);
            }
            .category-hero {
                padding: 140px 0 48px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .cta-banner {
                padding: 32px 28px;
                flex-direction: column;
                text-align: center;
            }
            .cta-banner .cta-text p {
                margin: 0 auto;
            }
            .brand-intro-card {
                padding: 28px 24px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                justify-content: center;
            }
        }

        @media (max-width: 767px) {
            .alt-list-item {
                flex-direction: column !important;
            }
            .alt-list-item .alt-text {
                padding: 20px 20px;
            }
            .alt-list-item .alt-image {
                min-height: 200px;
                order: 1;
            }
            .alt-list-item .alt-text {
                order: 2;
            }
            .alt-list-item .alt-image {
                flex: none;
                height: 200px;
            }
            .category-hero h1 {
                font-size: 1.6rem;
            }
            .filter-bar {
                gap: 8px;
            }
            .filter-tag {
                padding: 6px 14px;
                font-size: 0.8rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        @media (max-width: 575px) {
            .category-hero {
                padding: 130px 0 36px;
            }
            .category-hero h1 {
                font-size: 1.4rem;
            }
            .category-hero .hero-desc {
                font-size: 0.9rem;
            }
            .alt-list-item .alt-text {
                padding: 16px 16px;
            }
            .alt-list-item .alt-title {
                font-size: 1.1rem;
            }
            .brand-intro-card {
                padding: 20px 16px;
            }
            .cta-banner {
                padding: 24px 18px;
            }
            .btn-gold-pill,
            .btn-outline-pill {
                padding: 12px 20px;
                font-size: 0.85rem;
            }
        }

/* roulang page: category1 */
:root {
 --bs-primary: #D4A853;
 --bs-primary-rgb: 212,168,83;
 --bs-body-bg: #0C1015;
 --bs-body-color: #F5F1E8;
 --bs-border-color: rgba(255,255,255,0.08);
 --bg-base:#0C1015;
 --bg-surface:#141A20;
 --bg-surface2:#161D25;
 --bg-deep:#0A0E12;
 --bg-contrast:#131920;
 --brand-gold:#D4A853;
 --brand-gold-light:#E8C97A;
 --brand-gold-bright:#F0D48A;
 --status-green:#2BC48A;
 --status-amber:#E0743C;
 --text-primary:#F5F1E8;
 --text-secondary:#A2ABB4;
 --text-muted:#6B7684;
 --border-subtle:rgba(255,255,255,0.08);
 --border-soft:rgba(255,255,255,0.06);
 --border-gold:rgba(212,168,83,0.3);
 --radius-card:12px;
 --radius-pill:999px;
 --radius-img:8px;
 --shadow-card:0 10px 30px rgba(0,0,0,0.3),0 0 0 1px rgba(255,255,255,0.06);
 --shadow-card-hover:0 16px 40px rgba(0,0,0,0.4),0 0 0 1px rgba(212,168,83,0.2);
 --transition-fast:0.2s ease;
 --transition-smooth:0.25s ease;
 --transition-slow:0.6s ease-out;
 --font-sans:'Noto Sans SC','HarmonyOS Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
 --font-numeric:'Inter','Manrope','DIN Alternate',sans-serif;
 --section-pad-desktop:100px;
 --section-pad-tablet:72px;
 --section-pad-mobile:48px;
 --container-max:1200px;
}
* { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body {
 font-family:var(--font-sans);
 background-color:var(--bg-base);
 color:var(--text-primary);
 line-height:1.7;
 font-size:1rem;
 margin:0;
 padding:0;
 overflow-x:hidden;
 -webkit-font-smoothing:antialiased;
 -moz-osx-font-smoothing:grayscale;
}
img { max-width:100%; height:auto; display:block; }
a { color:var(--text-primary); text-decoration:none; transition:color var(--transition-fast); }
a:hover { color:var(--brand-gold); }
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible {
 outline:2px solid var(--brand-gold);
 outline-offset:2px;
}
ul,ol { list-style:none; margin:0; padding:0; }
h1,h2,h3,h4,h5,h6 { font-weight:700; line-height:1.25; margin-bottom:0.5rem; color:var(--text-primary); }
p { margin-bottom:0.75rem; }
.container-custom {
 max-width:var(--container-max);
 margin:0 auto;
 padding-left:24px;
 padding-right:24px;
}
/* ========== 导航 ========== */
.site-header {
 position:fixed;
 top:18px;
 left:0;
 right:0;
 z-index:1050;
 display:flex;
 justify-content:center;
 pointer-events:none;
 transition:all var(--transition-smooth);
}
.site-header.scrolled { top:8px; }
.navbar-pill {
 pointer-events:auto;
 max-width:var(--container-max);
 width:calc(100% - 32px);
 margin:0 auto;
 background:rgba(12,16,21,0.72);
 backdrop-filter:blur(16px);
 -webkit-backdrop-filter:blur(16px);
 border:1px solid rgba(255,255,255,0.08);
 border-radius:var(--radius-pill);
 padding:10px 20px;
 display:flex;
 align-items:center;
 justify-content:space-between;
 gap:16px;
 transition:all var(--transition-smooth);
 box-shadow:0 4px 24px rgba(0,0,0,0.25);
}
.site-header.scrolled .navbar-pill {
 background:rgba(12,16,21,0.92);
 box-shadow:0 8px 32px rgba(0,0,0,0.4);
 padding-top:8px;
 padding-bottom:8px;
}
.navbar-brand-custom {
 font-family:var(--font-sans);
 font-weight:800;
 font-size:1.4rem;
 letter-spacing:-0.02em;
 color:var(--brand-gold);
 display:flex;
 align-items:center;
 gap:8px;
 white-space:nowrap;
}
.navbar-brand-custom .brand-icon {
 width:32px;
 height:32px;
 border-radius:50%;
 background:var(--brand-gold);
 color:var(--bg-base);
 display:inline-flex;
 align-items:center;
 justify-content:center;
 font-size:1rem;
 font-weight:900;
}
.navbar-nav-custom {
 display:flex;
 align-items:center;
 gap:4px;
 list-style:none;
 margin:0;
 padding:0;
 flex-wrap:wrap;
}
.navbar-nav-custom .nav-link-custom {
 display:inline-block;
 padding:8px 13px;
 font-size:0.88rem;
 font-weight:500;
 color:var(--text-secondary);
 border-radius:var(--radius-pill);
 transition:all var(--transition-fast);
 position:relative;
 white-space:nowrap;
}
.navbar-nav-custom .nav-link-custom:hover {
 color:var(--brand-gold);
 background:rgba(212,168,83,0.08);
}
.navbar-nav-custom .nav-link-custom.active {
 color:var(--brand-gold);
 background:rgba(212,168,83,0.14);
 font-weight:600;
}
.navbar-nav-custom .nav-link-custom.active::after {
 content:'';
 position:absolute;
 bottom:4px;
 left:50%;
 transform:translateX(-50%);
 width:16px;
 height:2px;
 border-radius:2px;
 background:var(--brand-gold);
}
.navbar-cta-desktop {
 display:inline-block;
 padding:10px 22px;
 font-size:0.88rem;
 font-weight:600;
 color:var(--bg-base);
 background:var(--brand-gold);
 border-radius:var(--radius-pill);
 transition:all var(--transition-fast);
 white-space:nowrap;
}
.navbar-cta-desktop:hover {
 background:var(--brand-gold-light);
 color:var(--bg-base);
 transform:translateY(-1px);
}
.navbar-toggler-custom {
 display:none;
 background:transparent;
 border:1px solid var(--border-subtle);
 border-radius:var(--radius-pill);
 color:var(--text-primary);
 padding:8px 16px;
 font-size:1.2rem;
 cursor:pointer;
 transition:all var(--transition-fast);
}
.navbar-toggler-custom:hover {
 border-color:var(--brand-gold);
 color:var(--brand-gold);
}
.mobile-nav-panel {
 display:none;
 background:rgba(12,16,21,0.96);
 backdrop-filter:blur(20px);
 -webkit-backdrop-filter:blur(20px);
 border:1px solid var(--border-subtle);
 border-radius:16px;
 padding:16px;
 margin-top:10px;
 flex-direction:column;
 gap:6px;
}
.mobile-nav-panel a {
 padding:12px 16px;
 font-size:0.95rem;
 color:var(--text-secondary);
 border-radius:10px;
 transition:all var(--transition-fast);
}
.mobile-nav-panel a:hover,
.mobile-nav-panel a.active {
 color:var(--brand-gold);
 background:rgba(212,168,83,0.1);
}
/* ========== Hero条 ========== */
.category-hero {
 padding-top:140px;
 padding-bottom:32px;
 background:linear-gradient(180deg,rgba(12,16,21,0.4) 0%,var(--bg-base) 100%),url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
 min-height:180px;
 display:flex;
 align-items:center;
 position:relative;
}
.category-hero::after {
 content:'';
 position:absolute;
 bottom:0;
 left:0;
 right:0;
 height:40px;
 background:linear-gradient(180deg,transparent,var(--bg-base));
 pointer-events:none;
}
.category-hero .hero-badge {
 display:inline-block;
 font-size:0.8rem;
 font-weight:600;
 color:var(--brand-gold);
 border:1px solid var(--border-gold);
 border-radius:var(--radius-pill);
 padding:4px 14px;
 margin-bottom:10px;
 letter-spacing:0.05em;
}
.category-hero h1 {
 font-size:clamp(1.8rem,3vw,2.4rem);
 font-weight:900;
 letter-spacing:-0.02em;
 margin-bottom:6px;
}
.category-hero .hero-sub {
 font-size:1rem;
 color:var(--text-secondary);
 max-width:680px;
 line-height:1.7;
}
/* ========== 面包屑 ========== */
.breadcrumb-custom {
 padding:16px 0;
 font-size:0.88rem;
 color:var(--text-muted);
 display:flex;
 align-items:center;
 gap:8px;
}
.breadcrumb-custom a { color:var(--text-muted); transition:color var(--transition-fast); }
.breadcrumb-custom a:hover { color:var(--brand-gold); }
.breadcrumb-custom .sep { color:var(--text-muted); font-size:0.7rem; }
.breadcrumb-custom .current { color:var(--brand-gold); font-weight:500; }
/* ========== 超大封面卡 ========== */
.super-card-section {
 padding:40px 0 60px;
}
.super-card {
 position:relative;
 border-radius:16px;
 overflow:hidden;
 border:1px solid var(--border-subtle);
 background:var(--bg-surface);
 box-shadow:var(--shadow-card);
 display:block;
 transition:all var(--transition-smooth);
}
.super-card:hover {
 box-shadow:var(--shadow-card-hover);
 transform:translateY(-2px);
}
.super-card .super-card-img {
 width:100%;
 height:420px;
 object-fit:cover;
 transition:transform var(--transition-smooth);
}
.super-card:hover .super-card-img {
 transform:scale(1.03);
}
.super-card .super-card-overlay {
 position:absolute;
 bottom:0;
 left:0;
 right:0;
 padding:48px 40px 32px;
 background:linear-gradient(180deg,transparent,rgba(12,16,21,0.78) 45%,rgba(12,16,21,0.95));
 display:flex;
 align-items:flex-end;
 justify-content:space-between;
 gap:20px;
 flex-wrap:wrap;
}
.super-card .super-card-info {
 max-width:70%;
}
.super-card .super-card-info .super-badge-row {
 display:flex;
 gap:8px;
 margin-bottom:12px;
 flex-wrap:wrap;
}
.super-card .super-card-info h2 {
 font-size:clamp(1.4rem,2.4vw,1.9rem);
 font-weight:800;
 margin-bottom:8px;
 color:var(--text-primary);
}
.super-card .super-card-info p {
 font-size:0.95rem;
 color:var(--text-secondary);
 max-width:600px;
 margin-bottom:0;
 line-height:1.7;
}
.super-card .super-card-meta {
 text-align:right;
 white-space:nowrap;
}
.super-card .super-card-meta .meta-date {
 font-family:var(--font-numeric);
 font-size:0.88rem;
 color:var(--text-muted);
 margin-bottom:6px;
}
.super-card .super-card-meta .meta-badge {
 display:inline-block;
 font-size:0.75rem;
 font-weight:600;
 color:var(--status-green);
 border:1px solid rgba(43,196,138,0.4);
 border-radius:var(--radius-pill);
 padding:4px 14px;
 background:rgba(43,196,138,0.1);
}
/* ========== 2x2次级卡片 ========== */
.sub-grid-section {
 padding:0 0 80px;
}
.sub-grid-section .section-header {
 display:flex;
 align-items:flex-end;
 justify-content:space-between;
 gap:16px;
 margin-bottom:28px;
 flex-wrap:wrap;
}
.sub-grid-section .section-header h2 {
 font-size:clamp(1.4rem,2.4vw,1.8rem);
 font-weight:800;
 margin-bottom:0;
}
.sub-grid-section .section-header .header-note {
 font-size:0.9rem;
 color:var(--text-muted);
}
.sub-grid {
 display:grid;
 grid-template-columns:repeat(2,1fr);
 gap:24px;
}
.sub-card {
 background:var(--bg-surface);
 border:1px solid var(--border-subtle);
 border-radius:var(--radius-card);
 padding:28px 24px;
 display:flex;
 gap:20px;
 align-items:flex-start;
 transition:all var(--transition-smooth);
 box-shadow:var(--shadow-card);
}
.sub-card:hover {
 border-color:var(--border-gold);
 box-shadow:var(--shadow-card-hover);
 transform:translateY(-2px);
}
.sub-card .sub-card-num {
 font-family:var(--font-numeric);
 font-size:1.6rem;
 font-weight:800;
 color:var(--brand-gold);
 min-width:48px;
 line-height:1.2;
}
.sub-card .sub-card-content h3 {
 font-size:1.1rem;
 font-weight:700;
 margin-bottom:6px;
}
.sub-card .sub-card-content p {
 font-size:0.9rem;
 color:var(--text-secondary);
 margin-bottom:10px;
 line-height:1.65;
}
.sub-card .sub-card-content .sub-card-tags {
 display:flex;
 gap:6px;
 flex-wrap:wrap;
}
.sub-card .sub-card-content .sub-card-tags span {
 font-size:0.72rem;
 color:var(--brand-gold);
 border:1px solid var(--border-gold);
 border-radius:var(--radius-pill);
 padding:3px 10px;
}
/* ========== 品牌介绍深色块 ========== */
.brand-intro-section {
 padding:80px 0;
 background:var(--bg-contrast);
 border-top:1px solid var(--border-soft);
 border-bottom:1px solid var(--border-soft);
}
.brand-intro-section .intro-grid {
 display:grid;
 grid-template-columns:1fr 1.4fr;
 gap:48px;
 align-items:start;
}
.brand-intro-section .intro-left h2 {
 font-size:clamp(1.5rem,2.6vw,2rem);
 font-weight:800;
 margin-bottom:12px;
}
.brand-intro-section .intro-left .intro-highlight {
 font-size:0.9rem;
 color:var(--brand-gold);
 font-weight:600;
 letter-spacing:0.04em;
 margin-bottom:16px;
 display:block;
}
.brand-intro-section .intro-left .intro-stat {
 display:flex;
 gap:32px;
 margin-top:24px;
}
.brand-intro-section .intro-left .intro-stat .stat-item .stat-num {
 font-family:var(--font-numeric);
 font-size:2rem;
 font-weight:900;
 color:var(--brand-gold);
 line-height:1;
}
.brand-intro-section .intro-left .intro-stat .stat-item .stat-label {
 font-size:0.82rem;
 color:var(--text-muted);
 margin-top:4px;
}
.brand-intro-section .intro-right p {
 font-size:1rem;
 color:var(--text-secondary);
 line-height:1.9;
 margin-bottom:16px;
}
.brand-intro-section .intro-right p:last-child { margin-bottom:0; }
/* ========== 深度排版区 ========== */
.deep-section {
 padding:80px 0;
}
.deep-section .deep-grid {
 display:grid;
 grid-template-columns:1fr 1fr;
 gap:40px;
}
.deep-section .deep-card {
 background:var(--bg-surface);
 border:1px solid var(--border-subtle);
 border-radius:var(--radius-card);
 padding:36px 32px;
 transition:all var(--transition-smooth);
}
.deep-section .deep-card:hover {
 border-color:var(--border-gold);
 box-shadow:var(--shadow-card-hover);
}
.deep-section .deep-card h3 {
 font-size:1.25rem;
 font-weight:700;
 margin-bottom:12px;
}
.deep-section .deep-card p {
 font-size:0.95rem;
 color:var(--text-secondary);
 line-height:1.8;
 margin-bottom:12px;
}
.deep-section .deep-card p:last-child { margin-bottom:0; }
.deep-section .deep-card .deep-card-icon {
 font-size:1.8rem;
 color:var(--brand-gold);
 margin-bottom:14px;
 display:block;
}
/* ========== FAQ ========== */
.faq-section {
 padding:80px 0;
 background:var(--bg-deep);
 border-top:1px solid var(--border-soft);
}
.faq-section .section-header {
 margin-bottom:32px;
 text-align:center;
}
.faq-section .section-header h2 {
 font-size:clamp(1.5rem,2.6vw,2rem);
 font-weight:800;
 margin-bottom:8px;
}
.faq-section .section-header p {
 font-size:0.95rem;
 color:var(--text-muted);
 max-width:520px;
 margin:0 auto;
}
.faq-accordion .accordion-item {
 background:transparent;
 border:none;
 border-bottom:1px solid var(--border-subtle);
 border-radius:0 !important;
 margin-bottom:0;
}
.faq-accordion .accordion-header {
 margin:0;
}
.faq-accordion .accordion-button {
 background:transparent;
 border:none;
 border-radius:0;
 padding:20px 0;
 font-size:1rem;
 font-weight:600;
 color:var(--text-primary);
 box-shadow:none;
 transition:all var(--transition-fast);
 display:flex;
 align-items:center;
 gap:12px;
}
.faq-accordion .accordion-button::after {
 display:none;
}
.faq-accordion .accordion-button .faq-num {
 font-family:var(--font-numeric);
 font-size:0.85rem;
 color:var(--brand-gold);
 min-width:32px;
 font-weight:700;
}
.faq-accordion .accordion-button .faq-icon {
 margin-left:auto;
 font-size:0.9rem;
 transition:transform var(--transition-fast);
 color:var(--text-muted);
}
.faq-accordion .accordion-button:not(.collapsed) .faq-icon {
 transform:rotate(45deg);
 color:var(--brand-gold);
}
.faq-accordion .accordion-button:not(.collapsed) {
 color:var(--brand-gold);
 background:transparent;
}
.faq-accordion .accordion-button:hover {
 color:var(--brand-gold);
}
.faq-accordion .accordion-body {
 padding:0 0 20px 44px;
 font-size:0.93rem;
 color:var(--text-secondary);
 line-height:1.8;
}
/* ========== CTA ========== */
.cta-banner {
 padding:60px 0 80px;
}
.cta-banner .cta-inner {
 background:linear-gradient(135deg,rgba(212,168,83,0.12),rgba(212,168,83,0.04)),var(--bg-surface);
 border:1px solid var(--border-gold);
 border-radius:20px;
 padding:48px 40px;
 text-align:center;
}
.cta-banner .cta-inner h2 {
 font-size:clamp(1.5rem,2.6vw,2rem);
 font-weight:800;
 margin-bottom:12px;
}
.cta-banner .cta-inner p {
 font-size:1rem;
 color:var(--text-secondary);
 max-width:600px;
 margin:0 auto 24px;
 line-height:1.7;
}
.cta-banner .cta-inner .btn-primary-custom {
 display:inline-block;
 padding:14px 36px;
 font-size:0.95rem;
 font-weight:700;
 color:var(--bg-base);
 background:var(--brand-gold);
 border-radius:var(--radius-pill);
 transition:all var(--transition-fast);
 border:none;
 cursor:pointer;
}
.cta-banner .cta-inner .btn-primary-custom:hover {
 background:var(--brand-gold-light);
 transform:translateY(-1px);
}
/* ========== 页脚 ========== */
.site-footer {
 background:var(--bg-deep);
 border-top:1px solid var(--border-subtle);
 padding:64px 0 32px;
}
.footer-grid {
 display:grid;
 grid-template-columns:1.4fr 0.8fr 0.8fr 0.8fr;
 gap:40px;
 margin-bottom:40px;
}
.footer-brand .footer-brand-name {
 font-family:var(--font-sans);
 font-weight:800;
 font-size:1.5rem;
 color:var(--brand-gold);
 margin-bottom:12px;
}
.footer-brand .footer-brand-desc {
 font-size:0.9rem;
 color:var(--text-secondary);
 max-width:280px;
 line-height:1.7;
 margin-bottom:16px;
}
.footer-social {
 display:flex;
 gap:10px;
}
.footer-social .social-link {
 width:36px;
 height:36px;
 border-radius:50%;
 border:1px solid var(--border-subtle);
 display:flex;
 align-items:center;
 justify-content:center;
 font-size:0.9rem;
 color:var(--text-secondary);
 transition:all var(--transition-fast);
}
.footer-social .social-link:hover {
 border-color:var(--brand-gold);
 color:var(--brand-gold);
 background:rgba(212,168,83,0.1);
}
.footer-col .footer-col-title {
 font-size:0.9rem;
 font-weight:700;
 margin-bottom:16px;
 color:var(--text-primary);
 letter-spacing:0.03em;
}
.footer-links li {
 margin-bottom:8px;
}
.footer-links li a {
 font-size:0.88rem;
 color:var(--text-muted);
 transition:color var(--transition-fast);
}
.footer-links li a:hover {
 color:var(--brand-gold);
}
.footer-bottom {
 border-top:1px solid var(--border-soft);
 padding-top:24px;
 display:flex;
 flex-wrap:wrap;
 justify-content:space-between;
 align-items:center;
 gap:12px;
 font-size:0.82rem;
 color:var(--text-muted);
}
.footer-bottom a {
 color:var(--text-muted);
 transition:color var(--transition-fast);
}
.footer-bottom a:hover { color:var(--brand-gold); }
/* ========== 滚动淡入 ========== */
.fade-in-on-scroll {
 opacity:0;
 transform:translateY(20px);
 transition:opacity 0.6s ease-out,transform 0.6s ease-out;
}
.fade-in-on-scroll.visible {
 opacity:1;
 transform:translateY(0);
}
/* ========== 响应式 ========== */
@media (max-width:1199px) {
 .navbar-nav-custom .nav-link-custom { padding:8px 10px; font-size:0.8rem; }
 .navbar-pill { padding:10px 14px; gap:10px; }
}
@media (max-width:991px) {
 .navbar-nav-custom { display:none; }
 .navbar-toggler-custom { display:block; }
 .navbar-cta-desktop { display:none; }
 .sub-grid { grid-template-columns:1fr; }
 .brand-intro-section .intro-grid { grid-template-columns:1fr; gap:32px; }
 .deep-section .deep-grid { grid-template-columns:1fr; }
 .footer-grid { grid-template-columns:1fr 1fr; gap:28px; }
 .super-card .super-card-img { height:320px; }
 .super-card .super-card-overlay { padding:36px 28px 24px; }
 .super-card .super-card-info { max-width:100%; }
 .super-card .super-card-meta { text-align:left; white-space:normal; }
}
@media (max-width:767px) {
 .container-custom { padding-left:16px; padding-right:16px; }
 .category-hero { padding-top:120px; min-height:150px; }
 .super-card .super-card-img { height:240px; }
 .super-card .super-card-overlay { padding:24px 20px 18px; flex-direction:column; gap:12px; }
 .super-card .super-card-info h2 { font-size:1.2rem; }
 .super-card .super-card-info p { font-size:0.85rem; }
 .super-card .super-card-meta { text-align:left; }
 .sub-grid { gap:14px; }
 .sub-card { padding:20px 16px; gap:12px; }
 .sub-card .sub-card-num { font-size:1.2rem; min-width:36px; }
 .sub-card .sub-card-content h3 { font-size:0.98rem; }
 .sub-card .sub-card-content p { font-size:0.82rem; }
 .faq-accordion .accordion-body { padding-left:20px; }
 .cta-banner .cta-inner { padding:32px 20px; }
 .footer-grid { grid-template-columns:1fr; gap:24px; }
 .footer-bottom { flex-direction:column; text-align:center; gap:8px; }
 .brand-intro-section .intro-left .intro-stat { gap:20px; flex-wrap:wrap; }
}
@media (max-width:575px) {
 .navbar-pill { width:calc(100% - 16px); padding:8px 12px; }
 .navbar-brand-custom { font-size:1.2rem; }
 .navbar-brand-custom .brand-icon { width:26px; height:26px; font-size:0.8rem; }
 .navbar-toggler-custom { padding:6px 12px; font-size:1rem; }
 .mobile-nav-panel { display:flex; }
 .category-hero h1 { font-size:1.5rem; }
 .category-hero .hero-sub { font-size:0.88rem; }
 .super-card .super-card-img { height:200px; }
 .sub-grid-section .section-header { flex-direction:column; align-items:flex-start; gap:6px; }
 .cta-banner .cta-inner h2 { font-size:1.3rem; }
}
/* ========== 覆盖Bootstrap默认 ========== */
.accordion-button:focus {
 box-shadow:none;
 border:none;
}
.accordion-button:not(.collapsed)::after { display:none; }

/* roulang page: category4 */
:root {
            --bs-primary: #D4A853;
            --bs-primary-rgb: 212, 168, 83;
            --bs-body-bg: #0C1015;
            --bs-body-color: #F5F1E8;
            --bs-border-color: rgba(255, 255, 255, 0.08);
            --bg-base: #0C1015;
            --bg-surface: #141A20;
            --bg-surface2: #161D25;
            --bg-deep: #0A0E12;
            --bg-contrast: #131920;
            --brand-gold: #D4A853;
            --brand-gold-light: #E8C97A;
            --brand-gold-bright: #F0D48A;
            --status-green: #2BC48A;
            --status-amber: #E0743C;
            --text-primary: #F5F1E8;
            --text-secondary: #A2ABB4;
            --text-muted: #6B7684;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-soft: rgba(255, 255, 255, 0.06);
            --border-gold: rgba(212, 168, 83, 0.3);
            --radius-card: 12px;
            --radius-pill: 999px;
            --radius-img: 8px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.06);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(212, 168, 83, 0.2);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.25s ease;
            --transition-slow: 0.6s ease-out;
            --font-sans: 'Noto Sans SC', 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-numeric: 'Inter', 'Manrope', 'DIN Alternate', sans-serif;
            --section-pad-desktop: 100px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 48px;
            --container-max: 1200px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 1rem;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }

        a:hover {
            color: var(--brand-gold);
        }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--brand-gold);
            outline-offset: 2px;
        }

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        /* ========== 悬浮胶囊导航 ========== */
        .site-header {
            position: fixed;
            top: 20px;
            left: 0;
            right: 0;
            z-index: 1050;
            display: flex;
            justify-content: center;
            pointer-events: none;
            transition: all var(--transition-smooth);
        }

        .site-header.scrolled {
            top: 10px;
        }

        .navbar-pill {
            pointer-events: auto;
            max-width: var(--container-max);
            width: calc(100% - 32px);
            margin: 0 auto;
            background: rgba(12, 16, 21, 0.72);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-pill);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
        }

        .site-header.scrolled .navbar-pill {
            background: rgba(12, 16, 21, 0.9);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
            padding-top: 8px;
            padding-bottom: 8px;
        }

        .navbar-brand-custom {
            font-family: var(--font-sans);
            font-weight: 800;
            font-size: 1.4rem;
            letter-spacing: -0.02em;
            color: var(--brand-gold);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .navbar-brand-custom .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--brand-gold);
            color: var(--bg-base);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            font-weight: 900;
        }

        .navbar-nav-custom {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .navbar-nav-custom .nav-item-custom {
            position: relative;
        }

        .navbar-nav-custom .nav-link-custom {
            display: inline-block;
            padding: 8px 12px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .navbar-nav-custom .nav-link-custom:hover {
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.08);
        }

        .navbar-nav-custom .nav-link-custom.active {
            color: var(--bg-base);
            background: var(--brand-gold);
            font-weight: 600;
        }

        .navbar-cta-desktop {
            display: inline-block;
            padding: 8px 18px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--bg-base);
            background: var(--brand-gold);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .navbar-cta-desktop:hover {
            background: var(--brand-gold-light);
            color: var(--bg-base);
            transform: translateY(-1px);
        }

        .navbar-toggler-custom {
            display: none;
            pointer-events: auto;
            background: rgba(212, 168, 83, 0.15);
            border: 1px solid rgba(212, 168, 83, 0.3);
            border-radius: 50%;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            color: var(--brand-gold);
            font-size: 1.2rem;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .navbar-toggler-custom:hover {
            background: rgba(212, 168, 83, 0.25);
        }

        .mobile-nav-panel {
            display: none;
            position: absolute;
            top: 60px;
            left: 16px;
            right: 16px;
            background: rgba(12, 16, 21, 0.95);
            backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 16px;
            padding: 20px;
            flex-direction: column;
            gap: 6px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
        }

        .mobile-nav-panel.open {
            display: flex;
        }

        .mobile-nav-panel .nav-link-custom {
            padding: 12px 16px;
            font-size: 0.95rem;
            display: block;
        }

        .mobile-nav-panel .nav-link-custom.active {
            background: var(--brand-gold);
            color: var(--bg-base);
            font-weight: 600;
        }

        /* ========== 分类页 Hero 条 ========== */
        .category-hero {
            padding-top: 140px;
            padding-bottom: 40px;
            background: linear-gradient(180deg, rgba(212, 168, 83, 0.05) 0%, transparent 100%);
            border-bottom: 1px solid var(--border-soft);
        }

        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 14px;
            flex-wrap: wrap;
        }

        .breadcrumb-custom a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

        .breadcrumb-custom a:hover {
            color: var(--brand-gold);
        }

        .breadcrumb-custom .separator {
            color: var(--text-muted);
        }

        .breadcrumb-custom .current {
            color: var(--brand-gold);
            font-weight: 500;
        }

        .category-hero h1 {
            font-size: clamp(2rem, 3.5vw, 3.2rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 14px;
            line-height: 1.25;
        }

        .category-hero h1 .highlight {
            color: var(--brand-gold);
        }

        .category-hero .category-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.8;
            margin-bottom: 0;
        }

        /* ========== 紧凑行列页特有样式 ========== */
        .compact-list-section {
            padding: 48px 0 72px;
        }

        .compact-list-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 28px;
        }

        .compact-list-header h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin: 0;
            color: var(--text-primary);
            letter-spacing: -0.01em;
        }

        .compact-list-header .update-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8rem;
            color: var(--status-green);
            background: rgba(43, 196, 138, 0.1);
            border: 1px solid rgba(43, 196, 138, 0.3);
            border-radius: var(--radius-pill);
            padding: 6px 14px;
            font-weight: 600;
        }

        .compact-list-header .update-badge .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--status-green);
            display: inline-block;
        }

        .compact-rows {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .compact-row {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 18px 16px;
            border-bottom: 1px solid var(--border-soft);
            transition: all var(--transition-smooth);
            cursor: pointer;
            border-radius: 8px;
            margin-bottom: 2px;
        }

        .compact-row:hover {
            background: rgba(212, 168, 83, 0.04);
            border-bottom-color: rgba(212, 168, 83, 0.2);
            transform: translateX(4px);
        }

        .compact-row .status-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            flex-shrink: 0;
            display: inline-block;
        }

        .compact-row .status-dot.green {
            background: var(--status-green);
            box-shadow: 0 0 8px rgba(43, 196, 138, 0.5);
        }

        .compact-row .status-dot.amber {
            background: var(--status-amber);
            box-shadow: 0 0 8px rgba(224, 116, 60, 0.4);
        }

        .compact-row .status-dot.gold {
            background: var(--brand-gold);
            box-shadow: 0 0 8px rgba(212, 168, 83, 0.4);
        }

        .compact-row .row-number {
            font-family: var(--font-numeric);
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--brand-gold);
            flex-shrink: 0;
            width: 36px;
            text-align: center;
        }

        .compact-row .row-content {
            flex: 1;
            min-width: 0;
        }

        .compact-row .row-title {
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0 0 2px;
            letter-spacing: -0.01em;
        }

        .compact-row .row-desc {
            font-size: 0.82rem;
            color: var(--text-secondary);
            margin: 0;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            max-width: 100%;
        }

        .compact-row .row-tag {
            display: inline-block;
            font-size: 0.72rem;
            font-weight: 500;
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.08);
            border: 1px solid rgba(212, 168, 83, 0.25);
            border-radius: var(--radius-pill);
            padding: 4px 12px;
            flex-shrink: 0;
            white-space: nowrap;
        }

        .compact-row .row-arrow {
            color: var(--text-muted);
            font-size: 0.85rem;
            flex-shrink: 0;
            transition: all var(--transition-fast);
        }

        .compact-row:hover .row-arrow {
            color: var(--brand-gold);
            transform: translateX(4px);
        }

        /* ========== 会员权益详情区 ========== */
        .benefits-section {
            padding: 64px 0;
            background: var(--bg-contrast);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .benefits-section h2 {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .benefits-section .section-intro {
            color: var(--text-secondary);
            font-size: 1rem;
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 32px;
        }

        .benefit-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-card);
            padding: 22px 20px;
            height: 100%;
            transition: all var(--transition-smooth);
        }

        .benefit-card:hover {
            border-color: rgba(212, 168, 83, 0.3);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }

        .benefit-card .benefit-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: rgba(212, 168, 83, 0.1);
            border: 1px solid rgba(212, 168, 83, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-gold);
            font-size: 1.2rem;
            margin-bottom: 14px;
        }

        .benefit-card h3 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        .benefit-card p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.7;
        }

        /* ========== CTA 区块 ========== */
        .cta-section {
            padding: 72px 0;
            text-align: center;
            background: linear-gradient(135deg, rgba(212, 168, 83, 0.08) 0%, rgba(212, 168, 83, 0.02) 100%);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }

        .cta-section h2 {
            font-size: clamp(1.6rem, 2.8vw, 2.2rem);
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: -0.01em;
        }

        .cta-section p {
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 24px;
            font-size: 0.98rem;
            line-height: 1.8;
        }

        .btn-gold-lg {
            display: inline-block;
            padding: 14px 32px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--bg-base);
            background: var(--brand-gold);
            border-radius: var(--radius-pill);
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .btn-gold-lg:hover {
            background: var(--brand-gold-light);
            color: var(--bg-base);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(212, 168, 83, 0.3);
        }

        .btn-outline-lg {
            display: inline-block;
            padding: 14px 32px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--brand-gold);
            background: transparent;
            border: 1px solid var(--brand-gold);
            border-radius: var(--radius-pill);
            cursor: pointer;
            transition: all var(--transition-fast);
            margin-left: 12px;
        }

        .btn-outline-lg:hover {
            background: var(--brand-gold);
            color: var(--bg-base);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(212, 168, 83, 0.3);
        }

        /* ========== FAQ 区块 ========== */
        .faq-section {
            padding: 64px 0 72px;
        }

        .faq-section h2 {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 28px;
            letter-spacing: -0.01em;
        }

        .accordion-custom .accordion-item {
            background: var(--bg-surface);
            border: 1px solid var(--border-soft);
            border-radius: 8px;
            margin-bottom: 10px;
            overflow: hidden;
        }

        .accordion-custom .accordion-item:focus-within {
            border-color: rgba(212, 168, 83, 0.4);
        }

        .accordion-custom .accordion-header button {
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 16px 20px;
            border: none;
            width: 100%;
            text-align: left;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            cursor: pointer;
            transition: all var(--transition-fast);
        }

        .accordion-custom .accordion-header button:hover {
            color: var(--brand-gold);
        }

        .accordion-custom .accordion-header button .faq-icon {
            flex-shrink: 0;
            transition: transform var(--transition-fast);
            color: var(--brand-gold);
            font-size: 0.85rem;
        }

        .accordion-custom .accordion-header button:not(.collapsed) .faq-icon {
            transform: rotate(45deg);
        }

        .accordion-custom .accordion-body {
            color: var(--text-secondary);
            font-size: 0.88rem;
            line-height: 1.8;
            padding: 0 20px 16px;
        }

        /* ========== 滚动淡入动画 ========== */
        .fade-in-on-scroll {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
        }

        .fade-in-on-scroll.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-soft);
            padding: 48px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand-name {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--brand-gold);
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }

        .footer-brand-desc {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 18px;
            max-width: 320px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social .social-link {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 0.85rem;
            transition: all var(--transition-fast);
        }

        .footer-social .social-link:hover {
            background: var(--brand-gold);
            color: var(--bg-base);
            border-color: var(--brand-gold);
        }

        .footer-col-title {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 14px;
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-links li {
            margin-bottom: 8px;
        }

        .footer-links a {
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }

        .footer-links a:hover {
            color: var(--brand-gold);
        }

        .footer-bottom {
            border-top: 1px solid var(--border-soft);
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .footer-copyright {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        .footer-bottom-links {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            align-items: center;
        }

        .footer-bottom-links a {
            font-size: 0.8rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }

        .footer-bottom-links a:hover {
            color: var(--brand-gold);
        }

        .footer-legal {
            font-size: 0.78rem;
            color: var(--text-muted);
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }

        /* ========== 响应式断点 ========== */
        @media (max-width: 991px) {
            .navbar-nav-custom {
                display: none;
            }
            .navbar-cta-desktop {
                display: none;
            }
            .navbar-toggler-custom {
                display: inline-flex;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
            .category-hero {
                padding-top: 120px;
            }
        }

        @media (max-width: 767px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .compact-row {
                flex-wrap: wrap;
                gap: 8px;
                padding: 14px 12px;
            }
            .compact-row .row-desc {
                white-space: normal;
            }
            .compact-row .row-tag {
                margin-left: 46px;
            }
            .compact-row .row-arrow {
                margin-left: auto;
            }
            .btn-outline-lg {
                margin-left: 0;
                margin-top: 10px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
            .footer-bottom-links {
                justify-content: center;
            }
            .category-hero {
                padding-top: 100px;
                padding-bottom: 28px;
            }
            .category-hero h1 {
                font-size: 1.6rem;
            }
            .category-hero .category-desc {
                font-size: 0.9rem;
            }
        }

        @media (max-width: 575px) {
            .compact-list-header {
                flex-direction: column;
                align-items: flex-start;
            }
            .compact-list-header h2 {
                font-size: 1.2rem;
            }
            .compact-row .row-number {
                width: 28px;
                font-size: 0.82rem;
            }
            .compact-row .row-title {
                font-size: 0.9rem;
            }
            .benefits-section h2,
            .faq-section h2,
            .cta-section h2 {
                font-size: 1.2rem;
            }
            .benefit-card {
                padding: 16px;
            }
            .btn-gold-lg,
            .btn-outline-lg {
                display: block;
                width: 100%;
                text-align: center;
                margin-left: 0;
            }
        }

/* roulang page: category3 */
:root {
            --bs-primary: #D4A853;
            --bs-primary-rgb: 212, 168, 83;
            --bs-body-bg: #0C1015;
            --bs-body-color: #F5F1E8;
            --bs-border-color: rgba(255, 255, 255, 0.08);
            --bg-base: #0C1015;
            --bg-surface: #141A20;
            --bg-surface2: #161D25;
            --bg-deep: #0A0E12;
            --bg-contrast: #131920;
            --brand-gold: #D4A853;
            --brand-gold-light: #E8C97A;
            --brand-gold-bright: #F0D48A;
            --status-green: #2BC48A;
            --status-amber: #E0743C;
            --text-primary: #F5F1E8;
            --text-secondary: #A2ABB4;
            --text-muted: #6B7684;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-soft: rgba(255, 255, 255, 0.06);
            --border-gold: rgba(212, 168, 83, 0.3);
            --radius-card: 12px;
            --radius-pill: 999px;
            --radius-img: 8px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.06);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(212, 168, 83, 0.2);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.25s ease;
            --transition-slow: 0.6s ease-out;
            --font-sans: 'Noto Sans SC', 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-numeric: 'Inter', 'Manrope', 'DIN Alternate', sans-serif;
            --section-pad-desktop: 100px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 48px;
            --container-max: 1200px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 1rem;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--brand-gold);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--brand-gold);
            outline-offset: 2px;
        }
        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 576px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ========== 悬浮胶囊导航 ========== */
        .site-header {
            position: fixed;
            top: 20px;
            left: 0;
            right: 0;
            z-index: 1050;
            display: flex;
            justify-content: center;
            pointer-events: none;
            transition: all var(--transition-smooth);
        }
        .site-header.scrolled {
            top: 10px;
        }
        .navbar-pill {
            pointer-events: auto;
            max-width: var(--container-max);
            width: calc(100% - 32px);
            margin: 0 auto;
            background: rgba(12, 16, 21, 0.72);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-pill);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
        }
        .site-header.scrolled .navbar-pill {
            background: rgba(12, 16, 21, 0.9);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
            padding-top: 8px;
            padding-bottom: 8px;
        }
        .navbar-brand-custom {
            font-family: var(--font-sans);
            font-weight: 800;
            font-size: 1.4rem;
            letter-spacing: -0.02em;
            color: var(--brand-gold);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .navbar-brand-custom .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--brand-gold);
            color: var(--bg-base);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            font-weight: 900;
        }
        .navbar-nav-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .navbar-nav-custom .nav-item-custom {
            position: relative;
        }
        .navbar-nav-custom .nav-link-custom {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .navbar-nav-custom .nav-link-custom:hover {
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.08);
        }
        .navbar-nav-custom .nav-link-custom.active {
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.12);
            font-weight: 600;
        }
        .navbar-cta-desktop {
            padding: 10px 22px;
            background: var(--brand-gold);
            color: var(--bg-base);
            font-weight: 700;
            font-size: 0.875rem;
            border-radius: var(--radius-pill);
            white-space: nowrap;
            transition: all var(--transition-fast);
            pointer-events: auto;
        }
        .navbar-cta-desktop:hover {
            background: var(--brand-gold-light);
            color: var(--bg-base);
            transform: translateY(-1px);
        }
        .navbar-toggler-custom {
            display: none;
            pointer-events: auto;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-pill);
            color: var(--text-primary);
            padding: 10px 16px;
            font-size: 1.1rem;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .navbar-toggler-custom:hover {
            color: var(--brand-gold);
            border-color: var(--border-gold);
        }
        .mobile-nav-panel {
            display: none;
            pointer-events: auto;
            background: rgba(12, 16, 21, 0.96);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 16px;
            padding: 16px;
            flex-direction: column;
            gap: 4px;
            margin-top: 8px;
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
        }
        .mobile-nav-panel .nav-link-custom {
            padding: 12px 16px;
            font-size: 1rem;
            color: var(--text-secondary);
            border-radius: 8px;
            display: block;
        }
        .mobile-nav-panel .nav-link-custom:hover {
            background: rgba(255, 255, 255, 0.04);
            color: var(--brand-gold);
        }
        .mobile-nav-panel .nav-link-custom.active {
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.1);
        }
        @media (max-width: 1200px) {
            .navbar-nav-custom {
                gap: 4px;
            }
            .navbar-nav-custom .nav-link-custom {
                padding: 8px 10px;
                font-size: 0.82rem;
            }
            .navbar-cta-desktop {
                padding: 8px 16px;
                font-size: 0.8rem;
            }
        }
        @media (max-width: 992px) {
            .navbar-nav-custom,
            .navbar-cta-desktop {
                display: none;
            }
            .navbar-toggler-custom {
                display: block;
            }
            .mobile-nav-panel {
                display: none;
            }
            .mobile-nav-panel.open {
                display: flex;
            }
            .navbar-pill {
                flex-wrap: wrap;
                border-radius: 16px;
                padding: 12px 16px;
            }
        }
        @media (max-width: 576px) {
            .site-header {
                top: 10px;
            }
            .navbar-pill {
                width: calc(100% - 16px);
                padding: 10px 14px;
            }
            .navbar-brand-custom {
                font-size: 1.2rem;
            }
        }

        /* ========== 面包屑 ========== */
        .breadcrumb-bar {
            padding: 140px 0 0;
            background: var(--bg-base);
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            color: var(--text-muted);
            padding: 0;
            margin: 0;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb-custom a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb-custom a:hover {
            color: var(--brand-gold);
        }
        .breadcrumb-custom .separator {
            color: var(--text-muted);
            font-size: 0.7rem;
        }
        .breadcrumb-custom .current {
            color: var(--brand-gold);
            font-weight: 600;
        }

        /* ========== 分类Hero条 ========== */
        .category-hero {
            padding: 28px 0 40px;
            background: var(--bg-base);
            border-bottom: 1px solid var(--border-soft);
        }
        .category-hero-inner {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .category-hero-title {
            font-size: clamp(1.8rem, 3.5vw, 2.6rem);
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            margin-bottom: 8px;
            line-height: 1.3;
        }
        .category-hero-title .highlight {
            color: var(--brand-gold);
        }
        .category-hero-desc {
            font-size: 1rem;
            color: var(--text-secondary);
            max-width: 560px;
            line-height: 1.7;
            margin-bottom: 0;
        }
        .category-hero-stats {
            display: flex;
            gap: 32px;
            flex-shrink: 0;
        }
        .category-hero-stat {
            text-align: right;
        }
        .category-hero-stat .stat-num {
            font-family: var(--font-numeric);
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--brand-gold);
            line-height: 1.2;
        }
        .category-hero-stat .stat-label {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        @media (max-width: 768px) {
            .category-hero {
                padding: 20px 0 28px;
            }
            .category-hero-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .category-hero-stats {
                gap: 24px;
            }
            .category-hero-stat {
                text-align: left;
            }
            .breadcrumb-bar {
                padding: 120px 0 0;
            }
        }

        /* ========== 瀑布流主区 ========== */
        .masonry-section {
            padding: var(--section-pad-desktop) 0;
            background: var(--bg-base);
        }
        .masonry-section .section-heading {
            margin-bottom: 48px;
        }
        .section-heading .section-label {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--brand-gold);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 8px;
            display: block;
        }
        .section-heading .section-title {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 800;
            color: var(--text-primary);
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .section-heading .section-subtitle {
            font-size: 0.95rem;
            color: var(--text-secondary);
            max-width: 600px;
            line-height: 1.7;
            margin-bottom: 0;
        }
        .masonry-grid {
            columns: 3;
            column-gap: 24px;
            break-inside: avoid;
        }
        .masonry-item {
            break-inside: avoid;
            margin-bottom: 24px;
            display: block;
        }
        .masonry-card {
            background: var(--bg-surface);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            transition: all var(--transition-smooth);
            position: relative;
        }
        .masonry-card:hover {
            transform: translateY(-3px);
            border-color: var(--border-gold);
            box-shadow: var(--shadow-card-hover);
        }
        .masonry-card .card-cover {
            width: 100%;
            overflow: hidden;
            position: relative;
        }
        .masonry-card .card-cover img {
            width: 100%;
            height: auto;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .masonry-card:hover .card-cover img {
            transform: scale(1.04);
        }
        .masonry-card .card-body {
            padding: 20px 22px 22px;
        }
        .masonry-card .card-badge-group {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 12px;
        }
        .masonry-card .card-badge {
            font-size: 0.72rem;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            letter-spacing: 0.02em;
            border: 1px solid transparent;
        }
        .badge-gold {
            background: rgba(212, 168, 83, 0.12);
            color: var(--brand-gold);
            border-color: rgba(212, 168, 83, 0.25);
        }
        .badge-green {
            background: rgba(43, 196, 138, 0.12);
            color: var(--status-green);
            border-color: rgba(43, 196, 138, 0.25);
        }
        .badge-amber {
            background: rgba(224, 116, 60, 0.12);
            color: var(--status-amber);
            border-color: rgba(224, 116, 60, 0.25);
        }
        .badge-neutral {
            background: rgba(255, 255, 255, 0.05);
            color: var(--text-secondary);
            border-color: rgba(255, 255, 255, 0.1);
        }
        .masonry-card .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.45;
            letter-spacing: -0.01em;
        }
        .masonry-card .card-excerpt {
            font-size: 0.875rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 14px;
        }
        .masonry-card .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.78rem;
            color: var(--text-muted);
            padding-top: 12px;
            border-top: 1px solid var(--border-soft);
        }
        .masonry-card .card-meta .meta-status {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .masonry-card .card-meta .status-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--status-green);
            display: inline-block;
        }
        .masonry-card .card-meta .status-dot.amber {
            background: var(--status-amber);
        }
        @media (max-width: 992px) {
            .masonry-grid {
                columns: 2;
                column-gap: 20px;
            }
            .masonry-item {
                margin-bottom: 20px;
            }
        }
        @media (max-width: 576px) {
            .masonry-grid {
                columns: 1;
                column-gap: 0;
            }
            .masonry-section {
                padding: var(--section-pad-mobile) 0;
            }
            .masonry-item {
                margin-bottom: 16px;
            }
        }

        /* ========== 数据亮点区块 ========== */
        .data-highlights {
            padding: 72px 0;
            background: var(--bg-contrast);
            border-top: 1px solid var(--border-soft);
            border-bottom: 1px solid var(--border-soft);
        }
        .data-highlights .section-heading {
            margin-bottom: 40px;
        }
        .highlight-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .highlight-card {
            background: var(--bg-surface);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            border: 1px solid var(--border-subtle);
            text-align: center;
            transition: all var(--transition-smooth);
        }
        .highlight-card:hover {
            border-color: var(--border-gold);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card-hover);
        }
        .highlight-card .hl-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(212, 168, 83, 0.1);
            color: var(--brand-gold);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            margin-bottom: 16px;
        }
        .highlight-card .hl-num {
            font-family: var(--font-numeric);
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .highlight-card .hl-num .unit {
            font-size: 1rem;
            color: var(--text-muted);
            font-weight: 600;
        }
        .highlight-card .hl-label {
            font-size: 0.85rem;
            color: var(--text-secondary);
        }
        @media (max-width: 992px) {
            .highlight-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .data-highlights {
                padding: 56px 0;
            }
        }
        @media (max-width: 576px) {
            .highlight-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .highlight-card {
                padding: 20px 16px;
            }
            .highlight-card .hl-num {
                font-size: 1.6rem;
            }
            .data-highlights {
                padding: 40px 0;
            }
        }

        /* ========== 深度正文区块 ========== */
        .deep-content {
            padding: var(--section-pad-desktop) 0;
            background: var(--bg-base);
        }
        .deep-content .content-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: start;
        }
        .deep-content .content-text h3 {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .deep-content .content-text p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .deep-content .content-text p strong {
            color: var(--text-primary);
            font-weight: 600;
        }
        .deep-content .content-list {
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
        }
        .deep-content .content-list li {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            padding: 8px 0 8px 28px;
            position: relative;
            border-bottom: 1px solid var(--border-soft);
        }
        .deep-content .content-list li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 16px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--brand-gold);
        }
        .deep-content .content-image {
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
        }
        .deep-content .content-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        @media (max-width: 768px) {
            .deep-content {
                padding: var(--section-pad-mobile) 0;
            }
            .deep-content .content-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }

        /* ========== CTA区块 ========== */
        .cta-section {
            padding: 72px 0;
            background: var(--bg-base);
        }
        .cta-banner {
            background: var(--bg-contrast);
            border-radius: 16px;
            padding: 56px 48px;
            border: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(212, 168, 83, 0.06);
            pointer-events: none;
        }
        .cta-banner .cta-text h3 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }
        .cta-banner .cta-text p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            margin-bottom: 0;
            max-width: 480px;
            line-height: 1.7;
        }
        .cta-banner .cta-actions {
            display: flex;
            gap: 12px;
            flex-shrink: 0;
        }
        @media (max-width: 768px) {
            .cta-banner {
                padding: 32px 24px;
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-section {
                padding: 40px 0;
            }
        }

        /* ========== FAQ区块 ========== */
        .faq-section {
            padding: var(--section-pad-desktop) 0;
            background: var(--bg-base);
            border-top: 1px solid var(--border-soft);
        }
        .faq-layout {
            display: grid;
            grid-template-columns: 280px 1fr;
            gap: 48px;
            align-items: start;
        }
        .faq-sticky {
            position: sticky;
            top: 120px;
        }
        .faq-sticky .section-label {
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--brand-gold);
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 8px;
            display: block;
        }
        .faq-sticky h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
        .faq-sticky p {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .accordion-custom {
            border: none;
        }
        .accordion-custom .accordion-item {
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--border-soft);
            border-radius: 0;
        }
        .accordion-custom .accordion-item:first-child {
            border-top: 1px solid var(--border-soft);
        }
        .accordion-custom .accordion-header {
            margin: 0;
        }
        .accordion-custom .accordion-button {
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 1rem;
            padding: 20px 0;
            display: flex;
            align-items: center;
            gap: 16px;
            border: none;
            box-shadow: none;
            border-radius: 0;
            transition: all var(--transition-fast);
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            color: var(--brand-gold);
            background: transparent;
            box-shadow: none;
        }
        .accordion-custom .accordion-button:focus {
            box-shadow: none;
            outline: none;
        }
        .accordion-custom .accordion-button::after {
            display: none;
        }
        .accordion-custom .faq-number {
            font-family: var(--font-numeric);
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--brand-gold);
            min-width: 32px;
            flex-shrink: 0;
        }
        .accordion-custom .accordion-button .faq-toggle-icon {
            margin-left: auto;
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.05);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
        }
        .accordion-custom .accordion-button:not(.collapsed) .faq-toggle-icon {
            background: rgba(212, 168, 83, 0.12);
            color: var(--brand-gold);
            transform: rotate(45deg);
        }
        .accordion-custom .accordion-body {
            padding: 0 0 20px 48px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.8;
        }
        @media (max-width: 768px) {
            .faq-layout {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .faq-sticky {
                position: static;
            }
            .faq-section {
                padding: var(--section-pad-mobile) 0;
            }
            .accordion-custom .accordion-body {
                padding-left: 32px;
            }
        }

        /* ========== 按钮样式 ========== */
        .btn-gold {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--brand-gold);
            color: var(--bg-base);
            font-weight: 700;
            font-size: 0.9rem;
            padding: 12px 28px;
            border-radius: var(--radius-pill);
            border: none;
            transition: all var(--transition-fast);
            cursor: pointer;
            text-decoration: none;
        }
        .btn-gold:hover {
            background: var(--brand-gold-light);
            color: var(--bg-base);
            transform: translateY(-1px);
            box-shadow: 0 8px 24px rgba(212, 168, 83, 0.25);
        }
        .btn-gold:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .btn-outline-gold {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 0.9rem;
            padding: 12px 28px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-gold);
            transition: all var(--transition-fast);
            cursor: pointer;
            text-decoration: none;
        }
        .btn-outline-gold:hover {
            background: var(--brand-gold);
            color: var(--bg-base);
            transform: translateY(-1px);
        }
        .btn-outline-gold:active {
            transform: translateY(0);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--bg-deep);
            padding: 64px 0 0;
            border-top: 1px solid var(--border-soft);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
        }
        .footer-brand-name {
            font-family: var(--font-sans);
            font-weight: 800;
            font-size: 1.5rem;
            color: var(--brand-gold);
            margin-bottom: 12px;
            letter-spacing: -0.02em;
        }
        .footer-brand-desc {
            font-size: 0.875rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 16px;
            max-width: 360px;
        }
        .footer-social {
            display: flex;
            gap: 10px;
        }
        .social-link {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--border-subtle);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }
        .social-link:hover {
            background: var(--brand-gold);
            color: var(--bg-base);
            border-color: var(--brand-gold);
        }
        .footer-col-title {
            font-size: 0.875rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            font-size: 0.85rem;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--brand-gold);
        }
        .footer-bottom {
            padding: 20px 0;
            border-top: 1px solid var(--border-soft);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }
        .footer-bottom .copyright {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .footer-bottom .footer-legal {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .footer-bottom .footer-legal a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-bottom .footer-legal a:hover {
            color: var(--brand-gold);
        }
        @media (max-width: 992px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 576px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
            .site-footer {
                padding: 40px 0 0;
            }
        }

        /* ========== 滚动淡入 ========== */
        .fade-in-on-scroll {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
        }
        .fade-in-on-scroll.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ========== Bootstrap 覆盖 ========== */
        .btn:focus,
        .btn:active:focus {
            box-shadow: none;
            outline: none;
        }
        .accordion-button:focus {
            box-shadow: none;
        }
        .form-control:focus {
            box-shadow: 0 0 0 3px rgba(212, 168, 83, 0.2);
            border-color: var(--brand-gold);
        }

/* roulang page: category5 */
:root {
            --bs-primary: #D4A853;
            --bs-primary-rgb: 212, 168, 83;
            --bs-body-bg: #0C1015;
            --bs-body-color: #F5F1E8;
            --bs-border-color: rgba(255, 255, 255, 0.08);
            --bg-base: #0C1015;
            --bg-surface: #141A20;
            --bg-surface2: #161D25;
            --bg-deep: #0A0E12;
            --bg-contrast: #131920;
            --brand-gold: #D4A853;
            --brand-gold-light: #E8C97A;
            --brand-gold-bright: #F0D48A;
            --status-green: #2BC48A;
            --status-amber: #E0743C;
            --text-primary: #F5F1E8;
            --text-secondary: #A2ABB4;
            --text-muted: #6B7684;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-soft: rgba(255, 255, 255, 0.06);
            --border-gold: rgba(212, 168, 83, 0.3);
            --radius-card: 12px;
            --radius-pill: 999px;
            --radius-img: 8px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.06);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(212, 168, 83, 0.2);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.25s ease;
            --transition-slow: 0.6s ease-out;
            --font-sans: 'Noto Sans SC', 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-numeric: 'Inter', 'Manrope', 'DIN Alternate', sans-serif;
            --section-pad-desktop: 100px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 48px;
            --container-max: 1200px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 1rem;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--brand-gold);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--brand-gold);
            outline-offset: 2px;
        }
        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 575.98px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
        }
        /* Bootstrap 覆盖 */
        .btn {
            border-radius: var(--radius-pill);
            font-weight: 600;
            padding: 12px 28px;
            transition: all var(--transition-fast);
            border: none;
        }
        .btn-primary {
            background: var(--brand-gold);
            color: var(--bg-base);
            border: 1px solid var(--brand-gold);
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background: var(--brand-gold-light);
            color: var(--bg-base);
            border-color: var(--brand-gold-light);
            box-shadow: 0 0 0 3px rgba(212, 168, 83, 0.25);
        }
        .btn-outline-light {
            border: 1px solid var(--border-subtle);
            color: var(--text-primary);
            background: transparent;
        }
        .btn-outline-light:hover {
            background: var(--brand-gold);
            border-color: var(--brand-gold);
            color: var(--bg-base);
        }
        .btn-outline-gold {
            border: 1px solid var(--brand-gold);
            color: var(--brand-gold);
            background: transparent;
        }
        .btn-outline-gold:hover {
            background: var(--brand-gold);
            color: var(--bg-base);
        }
        .accordion {
            --bs-accordion-bg: transparent;
            --bs-accordion-border-color: transparent;
            --bs-accordion-color: var(--text-primary);
            --bs-accordion-btn-bg: transparent;
            --bs-accordion-active-bg: transparent;
            --bs-accordion-active-color: var(--brand-gold);
            --bs-accordion-btn-focus-box-shadow: none;
            --bs-accordion-btn-color: var(--text-primary);
        }
        .accordion-item {
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--border-subtle);
            border-radius: 0 !important;
        }
        .accordion-button {
            background: transparent !important;
            color: var(--text-primary) !important;
            font-weight: 600;
            font-size: 1.05rem;
            padding: 20px 0;
            border: none;
            box-shadow: none !important;
        }
        .accordion-button::after {
            filter: brightness(0) invert(1);
            opacity: 0.6;
        }
        .accordion-button:not(.collapsed)::after {
            filter: brightness(0) invert(0.8) sepia(1) saturate(5) hue-rotate(10deg);
            opacity: 1;
        }
        .accordion-body {
            color: var(--text-secondary);
            line-height: 1.8;
            padding: 0 0 24px 0;
        }
        .form-control {
            background: var(--bg-surface2);
            border: 1px solid var(--border-subtle);
            border-radius: 6px;
            color: var(--text-primary);
            padding: 12px 16px;
            transition: all var(--transition-fast);
        }
        .form-control:focus {
            background: var(--bg-surface2);
            border-color: var(--brand-gold);
            box-shadow: 0 0 0 3px rgba(212, 168, 83, 0.2);
            color: var(--text-primary);
        }
        .badge-custom {
            display: inline-block;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .badge-gold {
            background: rgba(212, 168, 83, 0.15);
            color: var(--brand-gold);
            border: 1px solid var(--border-gold);
        }
        .badge-green {
            background: rgba(43, 196, 138, 0.12);
            color: var(--status-green);
            border: 1px solid rgba(43, 196, 138, 0.3);
        }
        .badge-amber {
            background: rgba(224, 116, 60, 0.12);
            color: var(--status-amber);
            border: 1px solid rgba(224, 116, 60, 0.3);
        }
        /* 导航 */
        .site-header {
            position: fixed;
            top: 20px;
            left: 0;
            right: 0;
            z-index: 1050;
            display: flex;
            justify-content: center;
            pointer-events: none;
            transition: all var(--transition-smooth);
        }
        .site-header.scrolled {
            top: 8px;
        }
        .navbar-pill {
            pointer-events: auto;
            max-width: var(--container-max);
            width: calc(100% - 32px);
            margin: 0 auto;
            background: rgba(12, 16, 21, 0.78);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-pill);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
        }
        .site-header.scrolled .navbar-pill {
            background: rgba(12, 16, 21, 0.92);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
            padding-top: 6px;
            padding-bottom: 6px;
        }
        .navbar-brand-custom {
            font-family: var(--font-sans);
            font-weight: 800;
            font-size: 1.3rem;
            letter-spacing: -0.02em;
            color: var(--brand-gold);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .navbar-brand-custom .brand-icon {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: var(--brand-gold);
            color: var(--bg-base);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 0.9rem;
            font-weight: 900;
        }
        .navbar-nav-custom {
            display: flex;
            align-items: center;
            gap: 2px;
            list-style: none;
            margin: 0;
            padding: 0;
            flex-wrap: wrap;
            justify-content: center;
        }
        .navbar-nav-custom .nav-link-custom {
            display: inline-block;
            padding: 7px 10px;
            font-size: 0.85rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .navbar-nav-custom .nav-link-custom:hover {
            color: var(--brand-gold);
        }
        .navbar-nav-custom .nav-link-custom.active {
            color: var(--bg-base);
            background: var(--brand-gold);
            font-weight: 600;
        }
        .navbar-cta-desktop {
            display: inline-block;
            background: var(--brand-gold);
            color: var(--bg-base);
            font-weight: 600;
            font-size: 0.85rem;
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .navbar-cta-desktop:hover {
            background: var(--brand-gold-light);
            color: var(--bg-base);
        }
        .navbar-toggler-custom {
            display: none;
            pointer-events: auto;
            background: transparent;
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-pill);
            color: var(--text-primary);
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .navbar-toggler-custom:hover {
            border-color: var(--brand-gold);
            color: var(--brand-gold);
        }
        .mobile-nav-panel {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            margin-top: 8px;
            background: rgba(12, 16, 21, 0.96);
            backdrop-filter: blur(20px);
            border: 1px solid var(--border-subtle);
            border-radius: 16px;
            padding: 16px;
            flex-direction: column;
            gap: 4px;
            pointer-events: auto;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
        }
        .mobile-nav-panel.show {
            display: flex;
        }
        .mobile-nav-panel .nav-link-custom {
            display: block;
            padding: 12px 16px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel .nav-link-custom:hover {
            background: rgba(212, 168, 83, 0.1);
            color: var(--brand-gold);
        }
        .mobile-nav-panel .nav-link-custom.active {
            background: var(--brand-gold);
            color: var(--bg-base);
            font-weight: 600;
        }
        @media (max-width: 1199.98px) {
            .navbar-nav-custom .nav-link-custom {
                padding: 7px 8px;
                font-size: 0.8rem;
            }
            .navbar-cta-desktop {
                display: none;
            }
        }
        @media (max-width: 991.98px) {
            .navbar-nav-custom {
                display: none;
            }
            .navbar-toggler-custom {
                display: flex;
            }
            .navbar-pill {
                justify-content: space-between;
            }
        }
        /* 面包屑 */
        .breadcrumb-section {
            padding-top: 120px;
            padding-bottom: 20px;
            background: var(--bg-base);
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .breadcrumb-custom li {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .breadcrumb-custom li a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb-custom li a:hover {
            color: var(--brand-gold);
        }
        .breadcrumb-custom li.current {
            color: var(--brand-gold);
            font-weight: 600;
        }
        .breadcrumb-custom .separator {
            color: var(--text-muted);
            opacity: 0.5;
        }
        /* Hero 小型横幅 */
        .category-hero {
            background: var(--bg-contrast);
            border-bottom: 1px solid var(--border-subtle);
            padding: 60px 0 48px;
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(212, 168, 83, 0.06) 0%, transparent 60%);
            pointer-events: none;
        }
        .category-hero .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(212, 168, 83, 0.12);
            border: 1px solid var(--border-gold);
            color: var(--brand-gold);
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 0.8rem;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .category-hero h1 {
            font-size: clamp(1.8rem, 3.5vw, 2.6rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .category-hero .hero-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 700px;
            line-height: 1.7;
            margin-bottom: 0;
        }
        /* 图文交错详情流 */
        .detail-flow-section {
            padding: 80px 0;
            background: var(--bg-base);
        }
        .detail-flow-block {
            margin-bottom: 80px;
        }
        .detail-flow-block:last-child {
            margin-bottom: 0;
        }
        .detail-flow-block .block-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-numeric);
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--brand-gold);
            letter-spacing: 0.06em;
            margin-bottom: 16px;
            text-transform: uppercase;
        }
        .detail-flow-block .block-label .label-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--brand-gold);
        }
        .detail-flow-block h2 {
            font-size: clamp(1.4rem, 2.5vw, 2rem);
            font-weight: 700;
            letter-spacing: -0.015em;
            color: var(--text-primary);
            margin-bottom: 20px;
            line-height: 1.3;
        }
        .detail-flow-block .block-paragraph {
            font-size: 1rem;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 16px;
            max-width: 900px;
        }
        .detail-flow-block .block-paragraph strong {
            color: var(--text-primary);
            font-weight: 600;
        }
        .detail-flow-block .block-image-wrapper {
            margin-top: 28px;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--border-subtle);
            background: var(--bg-surface);
            box-shadow: var(--shadow-card);
        }
        .detail-flow-block .block-image-wrapper img {
            width: 100%;
            height: auto;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }
        .detail-flow-block .block-image-wrapper:hover img {
            transform: scale(1.02);
        }
        .detail-flow-block .image-caption {
            padding: 14px 20px;
            font-size: 0.85rem;
            color: var(--text-muted);
            border-top: 1px solid var(--border-soft);
            background: var(--bg-surface);
        }
        /* 引用块 */
        .quote-block {
            margin: 0 0 80px 0;
            padding: 32px 36px;
            background: var(--bg-contrast);
            border-left: 3px solid var(--brand-gold);
            border-radius: 0 12px 12px 0;
            box-shadow: var(--shadow-card);
        }
        .quote-block .quote-icon {
            font-size: 1.8rem;
            color: var(--brand-gold);
            margin-bottom: 12px;
            display: block;
        }
        .quote-block blockquote {
            margin: 0;
            font-size: 1.1rem;
            line-height: 1.8;
            color: var(--text-primary);
            font-weight: 500;
            letter-spacing: 0.01em;
        }
        .quote-block .quote-source {
            margin-top: 12px;
            font-size: 0.85rem;
            color: var(--text-muted);
            font-style: normal;
        }
        /* 提示条 */
        .notice-strip {
            margin: 0 0 80px 0;
            padding: 20px 24px;
            background: rgba(43, 196, 138, 0.06);
            border: 1px solid rgba(43, 196, 138, 0.25);
            border-radius: var(--radius-card);
            display: flex;
            align-items: flex-start;
            gap: 14px;
        }
        .notice-strip .notice-icon {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(43, 196, 138, 0.15);
            color: var(--status-green);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            flex-shrink: 0;
            margin-top: 2px;
        }
        .notice-strip .notice-text {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .notice-strip .notice-text strong {
            color: var(--status-green);
            font-weight: 600;
        }
        /* 数据指标带 */
        .metrics-strip {
            padding: 64px 0;
            background: var(--bg-contrast);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
            margin-bottom: 80px;
        }
        .metrics-strip .metric-item {
            text-align: center;
            padding: 20px 16px;
        }
        .metrics-strip .metric-number {
            font-family: var(--font-numeric);
            font-size: clamp(2rem, 3.5vw, 3rem);
            font-weight: 800;
            color: var(--brand-gold);
            line-height: 1.1;
            letter-spacing: -0.02em;
        }
        .metrics-strip .metric-label {
            margin-top: 8px;
            font-size: 0.9rem;
            color: var(--text-secondary);
            font-weight: 500;
        }
        /* FAQ */
        .faq-section {
            padding: 80px 0;
            background: var(--bg-base);
        }
        .faq-section .section-title {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
            letter-spacing: -0.015em;
        }
        .faq-section .section-subtitle {
            color: var(--text-secondary);
            font-size: 1rem;
            margin-bottom: 36px;
        }
        .faq-accordion-wrapper {
            max-width: 850px;
        }
        /* CTA */
        .cta-banner {
            padding: 80px 0;
            background: var(--bg-contrast);
            border-top: 1px solid var(--border-subtle);
        }
        .cta-banner .cta-inner {
            background: linear-gradient(135deg, rgba(212, 168, 83, 0.12) 0%, rgba(212, 168, 83, 0.04) 60%);
            border: 1px solid var(--border-gold);
            border-radius: 16px;
            padding: 48px 40px;
            text-align: center;
        }
        .cta-banner .cta-title {
            font-size: clamp(1.4rem, 2.5vw, 2rem);
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .cta-banner .cta-desc {
            color: var(--text-secondary);
            font-size: 1rem;
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.7;
        }
        .cta-banner .cta-buttons {
            display: flex;
            gap: 12px;
            justify-content: center;
            flex-wrap: wrap;
        }
        /* 页脚 */
        .site-footer {
            background: var(--bg-deep);
            padding: 64px 0 32px;
            border-top: 1px solid var(--border-subtle);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand-name {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--brand-gold);
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }
        .footer-brand-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 320px;
            margin-bottom: 20px;
        }
        .footer-social {
            display: flex;
            gap: 10px;
        }
        .social-link {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--border-subtle);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 0.9rem;
            transition: all var(--transition-fast);
        }
        .social-link:hover {
            border-color: var(--brand-gold);
            background: var(--brand-gold);
            color: var(--bg-base);
        }
        .footer-col-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            font-size: 0.9rem;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--brand-gold);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-soft);
            padding-top: 24px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }
        .footer-bottom .copyright {
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .footer-bottom .legal-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .footer-bottom .legal-links a {
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-bottom .legal-links a:hover {
            color: var(--brand-gold);
        }
        /* 滚动淡入 */
        .fade-in-on-scroll {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity var(--transition-slow), transform var(--transition-slow);
        }
        .fade-in-on-scroll.is-visible {
            opacity: 1;
            transform: translateY(0);
        }
        /* 响应式 */
        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .detail-flow-section {
                padding: 56px 0;
            }
            .detail-flow-block {
                margin-bottom: 56px;
            }
            .quote-block {
                margin-bottom: 56px;
                padding: 24px 20px;
            }
            .notice-strip {
                margin-bottom: 56px;
            }
            .metrics-strip {
                margin-bottom: 56px;
                padding: 48px 0;
            }
        }
        @media (max-width: 767.98px) {
            .category-hero {
                padding: 48px 0 36px;
            }
            .breadcrumb-section {
                padding-top: 100px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .detail-flow-section {
                padding: 48px 0;
            }
            .detail-flow-block {
                margin-bottom: 48px;
            }
            .quote-block {
                margin-bottom: 48px;
            }
            .notice-strip {
                margin-bottom: 48px;
                flex-direction: column;
                gap: 10px;
            }
            .metrics-strip {
                margin-bottom: 48px;
                padding: 36px 0;
            }
            .metrics-strip .metric-item {
                padding: 12px 8px;
            }
            .cta-banner .cta-inner {
                padding: 32px 20px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 575.98px) {
            .site-header {
                top: 10px;
            }
            .navbar-pill {
                padding: 8px 14px;
                width: calc(100% - 20px);
            }
            .navbar-brand-custom {
                font-size: 1.1rem;
            }
            .category-hero h1 {
                font-size: 1.5rem;
            }
            .category-hero .hero-desc {
                font-size: 0.95rem;
            }
            .detail-flow-block h2 {
                font-size: 1.25rem;
            }
            .quote-block blockquote {
                font-size: 0.95rem;
            }
        }
        /* 无障碍高对比度焦点 */
        .btn:focus-visible,
        .nav-link-custom:focus-visible,
        .social-link:focus-visible,
        .navbar-toggler-custom:focus-visible {
            outline: 2px solid var(--brand-gold);
            outline-offset: 2px;
        }

/* roulang page: category6 */
:root {
            --bs-primary: #D4A853;
            --bs-primary-rgb: 212, 168, 83;
            --bs-body-bg: #0C1015;
            --bs-body-color: #F5F1E8;
            --bs-border-color: rgba(255, 255, 255, 0.08);
            --bg-base: #0C1015;
            --bg-surface: #141A20;
            --bg-surface2: #161D25;
            --bg-deep: #0A0E12;
            --bg-contrast: #131920;
            --brand-gold: #D4A853;
            --brand-gold-light: #E8C97A;
            --brand-gold-bright: #F0D48A;
            --status-green: #2BC48A;
            --status-amber: #E0743C;
            --text-primary: #F5F1E8;
            --text-secondary: #A2ABB4;
            --text-muted: #6B7684;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-soft: rgba(255, 255, 255, 0.06);
            --border-gold: rgba(212, 168, 83, 0.3);
            --radius-card: 12px;
            --radius-pill: 999px;
            --radius-img: 8px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.06);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(212, 168, 83, 0.2);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.25s ease;
            --transition-slow: 0.6s ease-out;
            --font-sans: 'Noto Sans SC', 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-numeric: 'Inter', 'Manrope', 'DIN Alternate', sans-serif;
            --section-pad-desktop: 100px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 48px;
            --container-max: 1200px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 1rem;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--brand-gold);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--brand-gold);
            outline-offset: 2px;
        }

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 575.98px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        /* ========== 悬浮胶囊导航 ========== */
        .site-header {
            position: fixed;
            top: 20px;
            left: 0;
            right: 0;
            z-index: 1050;
            display: flex;
            justify-content: center;
            pointer-events: none;
            transition: all var(--transition-smooth);
        }
        .site-header.scrolled {
            top: 10px;
        }
        .navbar-pill {
            pointer-events: auto;
            max-width: var(--container-max);
            width: calc(100% - 32px);
            margin: 0 auto;
            background: rgba(12, 16, 21, 0.72);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-pill);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
        }
        .site-header.scrolled .navbar-pill {
            background: rgba(12, 16, 21, 0.9);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
            padding-top: 8px;
            padding-bottom: 8px;
        }
        .navbar-brand-custom {
            font-family: var(--font-sans);
            font-weight: 800;
            font-size: 1.4rem;
            letter-spacing: -0.02em;
            color: var(--brand-gold);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .navbar-brand-custom .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--brand-gold);
            color: var(--bg-base);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            font-weight: 900;
        }
        .navbar-nav-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .navbar-nav-custom .nav-item-custom {
            position: relative;
        }
        .navbar-nav-custom .nav-link-custom {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .navbar-nav-custom .nav-link-custom:hover {
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.08);
        }
        .navbar-nav-custom .nav-link-custom.active {
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.12);
            font-weight: 600;
        }
        .navbar-cta-desktop {
            display: inline-block;
            padding: 10px 22px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--bg-base);
            background: var(--brand-gold);
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
            flex-shrink: 0;
        }
        .navbar-cta-desktop:hover {
            background: var(--brand-gold-light);
            color: var(--bg-base);
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(212, 168, 83, 0.25);
        }
        .navbar-toggler-custom {
            display: none;
            pointer-events: auto;
            background: rgba(212, 168, 83, 0.12);
            border: 1px solid rgba(212, 168, 83, 0.25);
            color: var(--brand-gold);
            width: 44px;
            height: 44px;
            border-radius: 50%;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            cursor: pointer;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .navbar-toggler-custom:hover {
            background: rgba(212, 168, 83, 0.2);
        }
        .mobile-nav-panel {
            display: none;
            pointer-events: auto;
            position: absolute;
            top: calc(100% + 12px);
            left: 0;
            right: 0;
            background: rgba(12, 16, 21, 0.95);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 16px;
            padding: 16px;
            flex-direction: column;
            gap: 4px;
            box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
        }
        .mobile-nav-panel.open {
            display: flex;
        }
        .mobile-nav-panel .nav-link-custom {
            display: block;
            padding: 12px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel .nav-link-custom:hover {
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.08);
        }
        .mobile-nav-panel .nav-link-custom.active {
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.12);
            font-weight: 600;
        }

        @media (max-width: 991.98px) {
            .navbar-nav-custom {
                display: none;
            }
            .navbar-cta-desktop {
                display: none;
            }
            .navbar-toggler-custom {
                display: inline-flex;
            }
        }

        /* ========== 页面 Hero 条 ========== */
        .page-hero {
            padding-top: 140px;
            padding-bottom: 40px;
            background: var(--bg-base);
            position: relative;
            overflow: hidden;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(ellipse at 20% 30%, rgba(212, 168, 83, 0.08), transparent 60%),
                        radial-gradient(ellipse at 80% 10%, rgba(43, 196, 138, 0.05), transparent 55%);
            pointer-events: none;
        }
        .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            color: var(--text-muted);
            margin-bottom: 20px;
            position: relative;
            z-index: 1;
        }
        .breadcrumb-custom a {
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .breadcrumb-custom a:hover {
            color: var(--brand-gold);
        }
        .breadcrumb-custom .sep {
            color: var(--text-muted);
        }
        .breadcrumb-custom .current {
            color: var(--brand-gold);
            font-weight: 500;
        }
        .page-hero-title {
            font-size: clamp(1.8rem, 4vw, 2.6rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
            color: var(--text-primary);
        }
        .page-hero-title span {
            color: var(--brand-gold);
        }
        .page-hero-desc {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.7;
            position: relative;
            z-index: 1;
            margin-bottom: 0;
        }

        /* ========== 区块通用 ========== */
        .section-custom {
            padding: 56px 0;
        }
        .section-custom-sm {
            padding: 40px 0;
        }
        .section-title {
            font-size: clamp(1.5rem, 3vw, 2rem);
            font-weight: 700;
            letter-spacing: -0.01em;
            margin-bottom: 20px;
        }
        .section-subtitle {
            color: var(--text-secondary);
            font-size: 1rem;
            line-height: 1.7;
            margin-bottom: 32px;
        }
        .text-gold {
            color: var(--brand-gold);
        }
        .text-green {
            color: var(--status-green);
        }
        .text-amber {
            color: var(--status-amber);
        }

        /* ========== 指标卡 ========== */
        .metric-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-card);
            padding: 24px;
            height: 100%;
            display: flex;
            flex-direction: column;
            gap: 10px;
            transition: all var(--transition-smooth);
            box-shadow: var(--shadow-card);
        }
        .metric-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--border-gold);
        }
        .metric-card .metric-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(212, 168, 83, 0.12);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--brand-gold);
            margin-bottom: 4px;
        }
        .metric-card .metric-value {
            font-family: var(--font-numeric);
            font-size: clamp(1.8rem, 3vw, 2.4rem);
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            line-height: 1;
            display: flex;
            align-items: baseline;
            gap: 6px;
        }
        .metric-card .metric-value .unit {
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-muted);
        }
        .metric-card .metric-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
        }
        .metric-card .metric-trend {
            font-size: 0.8rem;
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .metric-card .metric-trend.up {
            color: var(--status-green);
        }
        .metric-card .metric-trend.down {
            color: var(--status-amber);
        }

        /* ========== 排名进度列表 ========== */
        .rank-list-wrapper {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-card);
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-soft);
            transition: background var(--transition-fast);
        }
        .rank-item:first-of-type {
            padding-top: 0;
        }
        .rank-item:last-of-type {
            padding-bottom: 0;
            border-bottom: none;
        }
        .rank-item:hover {
            background: rgba(212, 168, 83, 0.03);
        }
        .rank-number {
            font-family: var(--font-numeric);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-muted);
            width: 48px;
            flex-shrink: 0;
            text-align: left;
        }
        .rank-item:nth-child(1) .rank-number {
            color: var(--brand-gold);
        }
        .rank-item:nth-child(2) .rank-number {
            color: var(--brand-gold-light);
        }
        .rank-item:nth-child(3) .rank-number {
            color: var(--brand-gold);
        }
        .rank-info {
            flex: 1;
            min-width: 0;
        }
        .rank-info .rank-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }
        .rank-info .rank-desc {
            font-size: 0.825rem;
            color: var(--text-muted);
            margin-bottom: 8px;
        }
        .rank-progress {
            height: 6px;
            background: rgba(255, 255, 255, 0.06);
            border-radius: 999px;
            overflow: hidden;
            position: relative;
        }
        .rank-progress .progress-fill {
            height: 100%;
            border-radius: 999px;
            background: var(--status-green);
            width: 0;
            transition: width 0.8s ease;
        }
        .rank-progress .progress-fill.gold {
            background: var(--brand-gold);
        }
        .rank-progress .progress-fill.amber {
            background: var(--status-amber);
        }
        .rank-value {
            font-family: var(--font-numeric);
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            min-width: 64px;
            text-align: right;
            flex-shrink: 0;
        }
        .badge-custom {
            font-size: 0.7rem;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .badge-custom.hot {
            color: var(--status-amber);
            background: rgba(224, 116, 60, 0.12);
            border: 1px solid rgba(224, 116, 60, 0.25);
        }
        .badge-custom.new {
            color: var(--status-green);
            background: rgba(43, 196, 138, 0.12);
            border: 1px solid rgba(43, 196, 138, 0.25);
        }
        .badge-custom.gold {
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.12);
            border: 1px solid rgba(212, 168, 83, 0.25);
        }

        /* ========== 深度内容区 ========== */
        .content-panel {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-card);
            padding: 32px;
            box-shadow: var(--shadow-card);
        }
        .content-panel h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: -0.01em;
        }
        .content-panel p {
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 16px;
        }
        .content-panel p:last-child {
            margin-bottom: 0;
        }
        .content-panel .highlight-box {
            background: rgba(212, 168, 83, 0.06);
            border-left: 3px solid var(--brand-gold);
            padding: 16px 20px;
            border-radius: 0 8px 8px 0;
            margin: 16px 0;
        }
        .content-panel .highlight-box p {
            margin-bottom: 0;
            color: var(--text-primary);
        }

        /* ========== CTA 区块 ========== */
        .cta-section {
            background: var(--bg-contrast);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-card);
            padding: 40px 32px;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(212, 168, 83, 0.12), transparent 70%);
            pointer-events: none;
        }
        .cta-section h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }
        .cta-section p {
            color: var(--text-secondary);
            position: relative;
            z-index: 1;
            margin-bottom: 24px;
        }
        .btn-gold {
            display: inline-block;
            padding: 12px 28px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--bg-base);
            background: var(--brand-gold);
            border: none;
            border-radius: var(--radius-pill);
            cursor: pointer;
            transition: all var(--transition-fast);
            position: relative;
            z-index: 1;
        }
        .btn-gold:hover {
            background: var(--brand-gold-light);
            color: var(--bg-base);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(212, 168, 83, 0.3);
        }
        .btn-outline-gold {
            display: inline-block;
            padding: 12px 28px;
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--brand-gold);
            background: transparent;
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-pill);
            cursor: pointer;
            transition: all var(--transition-fast);
            position: relative;
            z-index: 1;
        }
        .btn-outline-gold:hover {
            background: var(--brand-gold);
            color: var(--bg-base);
        }

        /* ========== FAQ ========== */
        .accordion-custom .accordion-item {
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--border-soft);
            border-radius: 0;
        }
        .accordion-custom .accordion-item:last-child {
            border-bottom: none;
        }
        .accordion-custom .accordion-button {
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 1rem;
            padding: 20px 0;
            border: none;
            box-shadow: none;
            display: flex;
            align-items: center;
            gap: 16px;
            transition: color var(--transition-fast);
        }
        .accordion-custom .accordion-button::after {
            display: none;
        }
        .accordion-custom .accordion-button:hover {
            color: var(--brand-gold);
        }
        .accordion-custom .accordion-button:not(.collapsed) {
            color: var(--brand-gold);
            background: transparent;
            box-shadow: none;
            border: none;
        }
        .accordion-custom .accordion-button .faq-number {
            font-family: var(--font-numeric);
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--brand-gold);
            min-width: 28px;
        }
        .accordion-custom .accordion-button .faq-icon {
            margin-left: auto;
            font-size: 1.1rem;
            color: var(--text-muted);
            transition: transform var(--transition-fast);
        }
        .accordion-custom .accordion-button:not(.collapsed) .faq-icon {
            transform: rotate(45deg);
            color: var(--brand-gold);
        }
        .accordion-custom .accordion-body {
            padding: 0 0 20px 44px;
            color: var(--text-secondary);
            line-height: 1.8;
            font-size: 0.95rem;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-soft);
            padding: 56px 0 0;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand-name {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--brand-gold);
            margin-bottom: 12px;
        }
        .footer-brand-desc {
            color: var(--text-secondary);
            font-size: 0.9rem;
            line-height: 1.7;
            margin-bottom: 20px;
            max-width: 320px;
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .social-link {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--border-subtle);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            color: var(--text-secondary);
            transition: all var(--transition-fast);
        }
        .social-link:hover {
            background: var(--brand-gold);
            color: var(--bg-base);
            border-color: var(--brand-gold);
            transform: translateY(-2px);
        }
        .footer-col-title {
            font-size: 0.9rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            color: var(--text-primary);
            margin-bottom: 16px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: var(--text-secondary);
            font-size: 0.9rem;
            transition: color var(--transition-fast);
        }
        .footer-links a:hover {
            color: var(--brand-gold);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-soft);
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 0.825rem;
            color: var(--text-muted);
        }
        .footer-bottom a {
            color: var(--text-muted);
        }
        .footer-bottom a:hover {
            color: var(--brand-gold);
        }
        .footer-bottom .sep {
            margin: 0 8px;
            color: var(--text-muted);
        }

        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 575.98px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
        }

        /* ========== 滚动淡入 ========== */
        .fade-in-on-scroll {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.6s ease-out, transform 0.6s ease-out;
        }
        .fade-in-on-scroll.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ========== 响应式微调 ========== */
        @media (max-width: 767.98px) {
            .page-hero {
                padding-top: 110px;
                padding-bottom: 28px;
            }
            .rank-item {
                flex-wrap: wrap;
                gap: 10px;
            }
            .rank-number {
                width: 32px;
                font-size: 1.2rem;
            }
            .rank-value {
                min-width: auto;
            }
            .section-custom {
                padding: 40px 0;
            }
        }
        @media (max-width: 575.98px) {
            .page-hero-title {
                font-size: 1.5rem;
            }
            .rank-list-wrapper {
                padding: 18px;
            }
            .content-panel {
                padding: 22px;
            }
            .cta-section {
                padding: 28px 22px;
            }
        }

/* roulang page: category7 */
:root {
            --bs-primary: #D4A853;
            --bs-primary-rgb: 212, 168, 83;
            --bs-body-bg: #0C1015;
            --bs-body-color: #F5F1E8;
            --bs-border-color: rgba(255, 255, 255, 0.08);
            --bg-base: #0C1015;
            --bg-surface: #141A20;
            --bg-surface2: #161D25;
            --bg-deep: #0A0E12;
            --bg-contrast: #131920;
            --brand-gold: #D4A853;
            --brand-gold-light: #E8C97A;
            --brand-gold-bright: #F0D48A;
            --status-green: #2BC48A;
            --status-amber: #E0743C;
            --text-primary: #F5F1E8;
            --text-secondary: #A2ABB4;
            --text-muted: #6B7684;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-soft: rgba(255, 255, 255, 0.06);
            --border-gold: rgba(212, 168, 83, 0.3);
            --radius-card: 12px;
            --radius-pill: 999px;
            --radius-img: 8px;
            --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.06);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(212, 168, 83, 0.2);
            --transition-fast: 0.2s ease;
            --transition-smooth: 0.25s ease;
            --transition-slow: 0.6s ease-out;
            --font-sans: 'Noto Sans SC', 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
            --font-numeric: 'Inter', 'Manrope', 'DIN Alternate', sans-serif;
            --section-pad-desktop: 100px;
            --section-pad-tablet: 72px;
            --section-pad-mobile: 48px;
            --container-max: 1200px;
        }

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-base);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 1rem;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            color: var(--text-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover { color: var(--brand-gold); }

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--brand-gold);
            outline-offset: 2px;
        }

        .container-custom {
            max-width: var(--container-max);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 576px) {
            .container-custom { padding-left: 16px; padding-right: 16px; }
        }

        /* ========== 悬浮胶囊导航 ========== */
        .site-header {
            position: fixed;
            top: 20px;
            left: 0;
            right: 0;
            z-index: 1050;
            display: flex;
            justify-content: center;
            pointer-events: none;
            transition: all var(--transition-smooth);
        }
        .site-header.scrolled { top: 10px; }

        .navbar-pill {
            pointer-events: auto;
            max-width: var(--container-max);
            width: calc(100% - 32px);
            margin: 0 auto;
            background: rgba(12, 16, 21, 0.72);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-pill);
            padding: 10px 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            transition: all var(--transition-smooth);
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
        }
        .site-header.scrolled .navbar-pill {
            background: rgba(12, 16, 21, 0.9);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
            padding-top: 8px;
            padding-bottom: 8px;
        }

        .navbar-brand-custom {
            font-family: var(--font-sans);
            font-weight: 800;
            font-size: 1.4rem;
            letter-spacing: -0.02em;
            color: var(--brand-gold);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .navbar-brand-custom .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--brand-gold);
            color: var(--bg-base);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            font-weight: 900;
        }

        .navbar-nav-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .navbar-nav-custom .nav-item-custom { position: relative; }
        .navbar-nav-custom .nav-link-custom {
            display: inline-block;
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
            position: relative;
            white-space: nowrap;
        }
        .navbar-nav-custom .nav-link-custom:hover { color: var(--brand-gold); }
        .navbar-nav-custom .nav-link-custom.active {
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.1);
            border-radius: 999px;
        }
        .navbar-nav-custom .nav-link-custom.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--brand-gold);
        }

        .navbar-cta-desktop {
            display: inline-block;
            padding: 10px 22px;
            background: var(--brand-gold);
            color: var(--bg-base);
            font-weight: 600;
            font-size: 0.9rem;
            border-radius: var(--radius-pill);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }
        .navbar-cta-desktop:hover {
            background: var(--brand-gold-light);
            color: var(--bg-base);
            transform: translateY(-1px);
        }

        .navbar-toggler-custom {
            display: none;
            pointer-events: auto;
            background: rgba(212, 168, 83, 0.15);
            border: 1px solid rgba(212, 168, 83, 0.3);
            border-radius: 50%;
            width: 44px;
            height: 44px;
            color: var(--brand-gold);
            font-size: 1.1rem;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition-fast);
            flex-shrink: 0;
        }
        .navbar-toggler-custom:hover { background: rgba(212, 168, 83, 0.25); }

        .mobile-nav-panel {
            display: none;
            pointer-events: auto;
            background: rgba(12, 16, 21, 0.96);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--border-subtle);
            border-radius: 16px;
            padding: 20px;
            margin-top: 12px;
            flex-direction: column;
            gap: 6px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
        }
        .mobile-nav-panel .nav-link-custom {
            display: block;
            padding: 12px 16px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: 8px;
            transition: all var(--transition-fast);
        }
        .mobile-nav-panel .nav-link-custom:hover {
            background: rgba(212, 168, 83, 0.1);
            color: var(--brand-gold);
        }
        .mobile-nav-panel .nav-link-custom.active {
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.15);
        }

        @media (max-width: 991.98px) {
            .navbar-nav-custom { display: none; }
            .navbar-cta-desktop { display: none; }
            .navbar-toggler-custom { display: inline-flex; }
            .mobile-nav-panel.show { display: flex; }
        }

        /* ========== 分类页 Hero 条 ========== */
        .category-hero {
            position: relative;
            min-height: 180px;
            padding: 120px 0 40px;
            background:
                linear-gradient(180deg, rgba(12,16,21,0.9) 30%, rgba(12,16,21,0.75) 55%, rgba(12,16,21,1) 100%),
                url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
            border-bottom: 1px solid var(--border-subtle);
            display: flex;
            align-items: flex-end;
        }
        .category-hero .breadcrumb-custom {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-bottom: 12px;
            flex-wrap: wrap;
        }
        .category-hero .breadcrumb-custom .sep { color: var(--text-muted); font-size: 0.7rem; }
        .category-hero .breadcrumb-custom .current { color: var(--brand-gold); }
        .category-hero .breadcrumb-custom a { color: var(--text-secondary); }
        .category-hero .breadcrumb-custom a:hover { color: var(--brand-gold); }

        .category-hero h1 {
            font-size: clamp(1.8rem, 3.5vw, 2.8rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--text-primary);
            margin-bottom: 12px;
            line-height: 1.25;
        }
        .category-hero .hero-summary {
            font-size: 1.05rem;
            color: var(--text-secondary);
            max-width: 720px;
            line-height: 1.7;
        }

        /* ========== 概览指标区 ========== */
        .overview-section {
            padding: 72px 0 40px;
        }
        .overview-metrics {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .metric-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            text-align: center;
        }
        .metric-number {
            font-family: var(--font-numeric);
            font-size: clamp(2rem, 3.5vw, 3rem);
            font-weight: 700;
            color: var(--brand-gold);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }
        .metric-label {
            font-size: 0.9rem;
            color: var(--text-secondary);
            margin-top: 8px;
        }
        .metric-unit {
            font-size: 1.1rem;
            color: var(--brand-gold);
            font-weight: 600;
            margin-left: 2px;
        }

        /* ========== 资源卡三列网格 ========== */
        .resources-section {
            padding: 48px 0 72px;
        }
        .section-heading {
            margin-bottom: 32px;
        }
        .section-heading h2 {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .section-heading p {
            color: var(--text-secondary);
            font-size: 1rem;
            max-width: 650px;
            line-height: 1.7;
        }

        .resources-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .resource-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            display: flex;
            flex-direction: column;
            gap: 14px;
            transition: all var(--transition-smooth);
            position: relative;
            overflow: hidden;
        }
        .resource-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--brand-gold);
            opacity: 0;
            transition: opacity var(--transition-smooth);
        }
        .resource-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(212, 168, 83, 0.25);
        }
        .resource-card:hover::before { opacity: 1; }

        .resource-icon {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: rgba(212, 168, 83, 0.12);
            border: 1px solid rgba(212, 168, 83, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--brand-gold);
            flex-shrink: 0;
        }
        .resource-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0;
            letter-spacing: -0.01em;
        }
        .resource-card .resource-desc {
            font-size: 0.92rem;
            color: var(--text-secondary);
            line-height: 1.7;
            flex-grow: 1;
        }
        .resource-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }
        .resource-meta .badge-status {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            padding: 3px 10px;
            border-radius: 999px;
            font-size: 0.72rem;
            font-weight: 600;
        }
        .badge-status.available {
            background: rgba(43, 196, 138, 0.12);
            color: var(--status-green);
            border: 1px solid rgba(43, 196, 138, 0.25);
        }
        .badge-status.updated {
            background: rgba(224, 116, 60, 0.12);
            color: var(--status-amber);
            border: 1px solid rgba(224, 116, 60, 0.25);
        }
        .badge-status.new {
            background: rgba(212, 168, 83, 0.12);
            color: var(--brand-gold);
            border: 1px solid rgba(212, 168, 83, 0.35);
        }
        .resource-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            align-self: flex-start;
            padding: 9px 20px;
            background: transparent;
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-pill);
            color: var(--brand-gold);
            font-weight: 600;
            font-size: 0.88rem;
            transition: all var(--transition-fast);
        }
        .resource-btn:hover {
            background: var(--brand-gold);
            color: var(--bg-base);
            border-color: var(--brand-gold);
        }

        /* ========== 使用流程 ========== */
        .flow-section {
            padding: 64px 0;
            background: var(--bg-contrast);
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
        }
        .flow-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            margin-top: 32px;
        }
        .flow-step {
            position: relative;
            text-align: center;
        }
        .flow-step .step-num {
            font-family: var(--font-numeric);
            font-size: 1rem;
            font-weight: 700;
            color: var(--brand-gold);
            background: rgba(212, 168, 83, 0.12);
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            border: 1px solid rgba(212, 168, 83, 0.3);
        }
        .flow-step h4 {
            font-size: 1.05rem;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
        }
        .flow-step p {
            font-size: 0.88rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }
        .flow-step::after {
            content: '';
            position: absolute;
            top: 20px;
            right: -14px;
            width: 28px;
            height: 1px;
            background: rgba(255, 255, 255, 0.08);
        }
        .flow-step:last-child::after { display: none; }

        /* ========== FAQ ========== */
        .faq-section {
            padding: 72px 0;
        }
        .faq-wrapper {
            display: grid;
            grid-template-columns: 0.8fr 1.2fr;
            gap: 48px;
            align-items: start;
        }
        .faq-sticky-title {
            position: sticky;
            top: 100px;
        }
        .faq-sticky-title h2 {
            font-size: clamp(1.5rem, 2.5vw, 2rem);
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .faq-sticky-title p {
            color: var(--text-secondary);
            font-size: 0.95rem;
            line-height: 1.7;
        }

        .accordion-custom { border: none; }
        .accordion-custom .accordion-item {
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--border-subtle);
            border-radius: 0;
        }
        .accordion-custom .accordion-button {
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            font-size: 1rem;
            padding: 20px 0;
            border: none;
            border-radius: 0;
            box-shadow: none;
            display: flex;
            align-items: center;
            gap: 14px;
            transition: color var(--transition-fast);
        }
        .accordion-custom .accordion-button::after {
            content: '\f067';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            background-image: none;
            color: var(--brand-gold);
            font-size: 0.85rem;
            margin-left: auto;
            flex-shrink: 0;
        }
        .accordion-custom .accordion-button:not(.collapsed)::after {
            content: '\f068';
            color: var(--brand-gold);
        }
        .accordion-custom .accordion-button:hover { color: var(--brand-gold); }
        .accordion-custom .accordion-button:focus {
            box-shadow: none;
            outline: 2px solid var(--brand-gold);
            outline-offset: 2px;
        }
        .accordion-custom .accordion-button .faq-num {
            font-family: var(--font-numeric);
            font-size: 0.9rem;
            color: var(--brand-gold);
            min-width: 28px;
            text-align: center;
        }
        .accordion-custom .accordion-body {
            background: transparent;
            color: var(--text-secondary);
            font-size: 0.92rem;
            line-height: 1.8;
            padding: 0 0 22px 42px;
        }
        .accordion-custom .accordion-collapse { border: none; }

        /* ========== 联系区块 ========== */
        .contact-section {
            padding: 72px 0;
            background: var(--bg-contrast);
            border-top: 1px solid var(--border-subtle);
        }
        .contact-grid {
            display: grid;
            grid-template-columns: 0.8fr 1.2fr;
            gap: 48px;
        }
        .contact-info-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-card);
            padding: 32px 28px;
        }
        .contact-info-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 20px;
        }
        .contact-info-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 16px;
            color: var(--text-secondary);
            font-size: 0.92rem;
            line-height: 1.7;
        }
        .contact-info-item i {
            color: var(--brand-gold);
            font-size: 1rem;
            margin-top: 3px;
            flex-shrink: 0;
        }
        .contact-info-item .label {
            font-weight: 600;
            color: var(--text-primary);
            margin-right: 4px;
        }

        .contact-form-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-card);
            padding: 32px 28px;
        }
        .contact-form-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 20px;
        }
        .form-control-custom {
            background: var(--bg-surface2);
            border: 1px solid var(--border-subtle);
            border-radius: 8px;
            padding: 12px 16px;
            color: var(--text-primary);
            font-size: 0.95rem;
            width: 100%;
            transition: all var(--transition-fast);
            font-family: var(--font-sans);
        }
        .form-control-custom::placeholder { color: var(--text-muted); }
        .form-control-custom:focus {
            outline: none;
            border-color: var(--brand-gold);
            box-shadow: 0 0 0 3px rgba(212, 168, 83, 0.2);
        }
        .form-label-custom {
            display: block;
            font-size: 0.88rem;
            color: var(--text-secondary);
            margin-bottom: 6px;
            font-weight: 500;
        }
        .form-group-custom { margin-bottom: 18px; }
        .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 30px;
            background: var(--brand-gold);
            color: var(--bg-base);
            font-weight: 700;
            font-size: 0.95rem;
            border: none;
            border-radius: var(--radius-pill);
            cursor: pointer;
            transition: all var(--transition-fast);
            font-family: var(--font-sans);
        }
        .btn-primary-custom:hover {
            background: var(--brand-gold-light);
            transform: translateY(-1px);
        }
        .btn-primary-custom:active {
            transform: scale(0.98);
        }

        /* ========== CTA 横幅 ========== */
        .cta-banner-section {
            padding: 48px 0 64px;
            background: var(--bg-base);
        }
        .cta-banner {
            background: var(--bg-contrast);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-card);
            padding: 48px 36px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at center, rgba(212, 168, 83, 0.06) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-banner h2 {
            font-size: clamp(1.5rem, 2.5vw, 2.2rem);
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: -0.01em;
            margin-bottom: 12px;
            position: relative;
        }
        .cta-banner p {
            color: var(--text-secondary);
            font-size: 1rem;
            max-width: 600px;
            margin: 0 auto 28px;
            line-height: 1.7;
            position: relative;
        }
        .cta-banner .btn-primary-custom {
            position: relative;
            padding: 14px 36px;
            font-size: 1rem;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--bg-deep);
            border-top: 1px solid var(--border-subtle);
            padding: 64px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
        }
        .footer-brand-name {
            font-family: var(--font-sans);
            font-weight: 800;
            font-size: 1.6rem;
            color: var(--brand-gold);
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }
        .footer-brand-desc {
            font-size: 0.9rem;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 320px;
            margin-bottom: 20px;
        }
        .footer-social {
            display: flex;
            gap: 10px;
        }
        .social-link {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            border: 1px solid var(--border-subtle);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            font-size: 0.95rem;
            transition: all var(--transition-fast);
        }
        .social-link:hover {
            background: var(--brand-gold);
            border-color: var(--brand-gold);
            color: var(--bg-base);
        }
        .footer-col-title {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 16px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li { margin-bottom: 10px; }
        .footer-links a {
            font-size: 0.88rem;
            color: var(--text-secondary);
            transition: color var(--transition-fast);
        }
        .footer-links a:hover { color: var(--brand-gold); }
        .footer-bottom {
            border-top: 1px solid var(--border-soft);
            padding: 22px 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
            align-items: center;
            text-align: center;
        }
        .footer-copy {
            font-size: 0.82rem;
            color: var(--text-muted);
        }
        .footer-tech-links {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .footer-tech-links a {
            font-size: 0.78rem;
            color: var(--text-muted);
            transition: color var(--transition-fast);
        }
        .footer-tech-links a:hover { color: var(--brand-gold); }
        .footer-icp {
            font-size: 0.78rem;
            color: var(--text-muted);
        }

        /* ========== 滚动淡入 ========== */
        .fade-in-on-scroll {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity var(--transition-slow), transform var(--transition-slow);
        }
        .fade-in-on-scroll.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 991.98px) {
            .overview-metrics { grid-template-columns: repeat(2, 1fr); }
            .resources-grid { grid-template-columns: repeat(2, 1fr); }
            .flow-steps { grid-template-columns: repeat(2, 1fr); }
            .flow-step::after { display: none; }
            .faq-wrapper { grid-template-columns: 1fr; gap: 24px; }
            .faq-sticky-title { position: static; }
            .contact-grid { grid-template-columns: 1fr; gap: 24px; }
            .footer-grid { grid-template-columns: 2fr 1fr; gap: 24px; }
        }

        @media (max-width: 767.98px) {
            .overview-metrics { grid-template-columns: 1fr 1fr; gap: 12px; }
            .metric-card { padding: 20px 14px; }
            .resources-grid { grid-template-columns: 1fr; }
            .flow-steps { grid-template-columns: 1fr; gap: 20px; }
            .footer-grid { grid-template-columns: 1fr; gap: 20px; }
            .category-hero { padding-top: 100px; min-height: 150px; }
        }

        @media (max-width: 575.98px) {
            .overview-metrics { grid-template-columns: 1fr; }
            .section-heading h2 { font-size: 1.4rem; }
            .cta-banner { padding: 32px 20px; }
            .contact-info-card,
            .contact-form-card { padding: 22px 16px; }
        }