/* roulang page: index */
:root {
            --bg-primary: #0E0E12;
            --bg-secondary: #15151B;
            --bg-panel: rgba(30, 30, 38, 0.85);
            --bg-panel-solid: #1E1E26;
            --text-primary: #F5F2ED;
            --text-secondary: #AFA9A2;
            --text-muted: #7A746E;
            --border-color: #2B2932;
            --border-glow: rgba(232, 163, 61, 0.35);
            --brand-dark: #4A1E3C;
            --brand-mid: #7B2E4D;
            --brand-deep: #3A1630;
            --accent: #E8A33D;
            --accent-hover: #F0B350;
            --accent-soft: rgba(232, 163, 61, 0.12);
            --brand-gradient: linear-gradient(135deg, #7B2E4D 0%, #4A1E3C 100%);
            --brand-gradient-hover: linear-gradient(135deg, #8B3657 0%, #5A2650 100%);
            --radius-xl: 24px;
            --radius-lg: 20px;
            --radius-md: 16px;
            --radius-sm: 12px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.5);
            --shadow-nav: 0 4px 20px rgba(0, 0, 0, 0.3);
            --font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
            --transition: 180ms ease;
            --section-space: 72px;
            --container-max: 1200px;
            --container-pad: 24px;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-family);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 var(--container-pad);
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border-width: 0;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 48px);
            max-width: var(--container-max);
        }

        .nav-capsule {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background: rgba(20, 20, 26, 0.78);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(43, 41, 50, 0.6);
            border-radius: var(--radius-pill);
            padding: 8px 12px 8px 20px;
            box-shadow: var(--shadow-nav);
            transition: background var(--transition), border-color var(--transition);
        }

        .nav-capsule:hover {
            border-color: rgba(43, 41, 50, 0.9);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--brand-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 16px;
            color: #fff;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }

        .nav-logo-text {
            font-weight: 800;
            font-size: 18px;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            white-space: nowrap;
        }

        .nav-logo-text span {
            color: var(--accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }

        .nav-links li {
            position: relative;
        }

        .nav-links a {
            display: block;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .nav-links a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-links a.active {
            color: #fff;
            background: var(--brand-gradient);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 10px;
            background: transparent;
            border: 1px solid transparent;
            transition: all var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: var(--border-color);
        }

        .nav-toggle-bar {
            width: 22px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .nav-toggle.open .nav-toggle-bar:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.open .nav-toggle-bar:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.open .nav-toggle-bar:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ===== 移动端抽屉导航 ===== */
        .nav-drawer {
            display: none;
            position: fixed;
            top: 78px;
            left: 16px;
            right: 16px;
            background: rgba(20, 20, 26, 0.96);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 16px;
            z-index: 999;
            box-shadow: var(--shadow-card-hover);
            flex-direction: column;
            gap: 8px;
        }

        .nav-drawer.open {
            display: flex;
        }

        .nav-drawer a {
            display: block;
            padding: 12px 18px;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
        }

        .nav-drawer a:hover,
        .nav-drawer a.active {
            color: #fff;
            background: var(--brand-gradient);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 72vh;
            display: flex;
            align-items: center;
            padding: 140px 0 80px;
            background: linear-gradient(180deg, #15151B 0%, #0E0E12 100%);
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 1;
            opacity: 0.38;
        }

        .hero-bg img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center;
        }

        .hero-bg::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(14, 14, 18, 0.75) 0%, rgba(14, 14, 18, 0.92) 60%, #0E0E12 100%);
        }

        .hero-overlay-gradient {
            position: absolute;
            inset: 0;
            z-index: 2;
            background: radial-gradient(ellipse at 70% 40%, rgba(123, 46, 77, 0.3) 0%, transparent 60%);
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 3;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            align-items: center;
            width: 100%;
        }

        .hero-text {
            padding-right: 16px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-soft);
            border: 1px solid rgba(232, 163, 61, 0.3);
            border-radius: var(--radius-pill);
            padding: 6px 16px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            margin-bottom: 20px;
            letter-spacing: 0.3px;
        }

        .hero-badge-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--accent);
        }

        .hero h1 {
            font-size: clamp(28px, 4.2vw, 42px);
            font-weight: 900;
            line-height: 1.18;
            letter-spacing: -0.5px;
            color: var(--text-primary);
            margin-bottom: 18px;
        }

        .hero h1 .highlight {
            background: var(--brand-gradient);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            color: transparent;
        }

        .hero-subtitle {
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-secondary);
            max-width: 560px;
            margin-bottom: 28px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 28px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 28px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            font-size: 15px;
            transition: all var(--transition);
            text-align: center;
            line-height: 1.5;
        }

        .btn-primary {
            background: var(--brand-gradient);
            color: #fff;
            border: 1px solid transparent;
            box-shadow: 0 4px 14px rgba(123, 46, 77, 0.35);
        }

        .btn-primary:hover {
            background: var(--brand-gradient-hover);
            box-shadow: 0 6px 20px rgba(123, 46, 77, 0.5);
            transform: translateY(-2px);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 8px rgba(123, 46, 77, 0.3);
        }

        .btn-secondary {
            background: transparent;
            color: var(--text-primary);
            border: 1.5px solid var(--brand-mid);
        }

        .btn-secondary:hover {
            background: rgba(123, 46, 77, 0.12);
            border-color: var(--brand-mid);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-secondary:active {
            transform: translateY(0);
        }

        .btn-accent {
            background: var(--accent);
            color: #1A1A1A;
            border: 1px solid transparent;
            font-weight: 700;
            box-shadow: 0 4px 14px rgba(232, 163, 61, 0.3);
        }

        .btn-accent:hover {
            background: var(--accent-hover);
            box-shadow: 0 6px 20px rgba(232, 163, 61, 0.45);
            transform: translateY(-2px);
        }

        .btn-accent:active {
            transform: translateY(0);
        }

        .btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .hero-coupon-wall {
            display: flex;
            flex-direction: column;
            gap: 16px;
            padding-left: 8px;
        }

        .hero-coupon-main {
            background: var(--brand-gradient);
            border-radius: var(--radius-xl);
            padding: 28px 24px;
            position: relative;
            overflow: hidden;
            box-shadow: 0 12px 36px rgba(123, 46, 77, 0.4);
            border: 1px solid rgba(255, 255, 255, 0.12);
            transition: all var(--transition);
        }

        .hero-coupon-main:hover {
            transform: translateY(-3px);
            box-shadow: 0 18px 48px rgba(123, 46, 77, 0.55);
        }

        .hero-coupon-main::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.08);
            pointer-events: none;
        }

        .hero-coupon-main::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: -10%;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(232, 163, 61, 0.18);
            pointer-events: none;
        }

        .hero-coupon-main-label {
            position: relative;
            z-index: 2;
            font-size: 13px;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.75);
            letter-spacing: 1px;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .hero-coupon-main-value {
            position: relative;
            z-index: 2;
            font-size: clamp(36px, 4vw, 48px);
            font-weight: 900;
            color: #fff;
            line-height: 1.1;
            margin-bottom: 6px;
        }

        .hero-coupon-main-value span {
            font-size: 20px;
            font-weight: 700;
            color: var(--accent);
            margin-right: 4px;
        }

        .hero-coupon-main-desc {
            position: relative;
            z-index: 2;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.6;
            margin-bottom: 16px;
        }

        .hero-coupon-main-btn {
            position: relative;
            z-index: 2;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 22px;
            border-radius: var(--radius-pill);
            background: #fff;
            color: var(--brand-dark);
            font-weight: 700;
            font-size: 14px;
            transition: all var(--transition);
            border: 1px solid transparent;
        }

        .hero-coupon-main-btn:hover {
            background: var(--accent);
            color: #1A1A1A;
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25);
        }

        .hero-coupon-mini-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }

        .hero-coupon-mini {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 16px;
            transition: all var(--transition);
            cursor: default;
        }

        .hero-coupon-mini:hover {
            border-color: rgba(232, 163, 61, 0.5);
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.3);
            transform: translateY(-2px);
        }

        .hero-coupon-mini-tag {
            font-size: 12px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.5px;
            margin-bottom: 4px;
        }

        .hero-coupon-mini-value {
            font-size: 22px;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.2;
            margin-bottom: 4px;
        }

        .hero-coupon-mini-desc {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.4;
        }

        /* ===== Hero 数据条 ===== */
        .hero-stats-bar {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            margin-top: 8px;
        }

        .hero-stat-item {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .hero-stat-num {
            font-size: 22px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
        }

        .hero-stat-label {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.3;
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: var(--section-space) 0;
            position: relative;
        }

        .section-alt {
            background: var(--bg-secondary);
        }

        .section-tight {
            padding: 48px 0;
        }

        .section-header {
            margin-bottom: 40px;
        }

        .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 1px;
            margin-bottom: 10px;
        }

        .section-title {
            font-size: clamp(24px, 3vw, 30px);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.3px;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .section-desc {
            font-size: 15px;
            line-height: 1.85;
            color: var(--text-secondary);
            max-width: 680px;
        }

        /* ===== 卡片通用 ===== */
        .card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
        }

        .card:hover {
            border-color: rgba(232, 163, 61, 0.4);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }

        .card-img {
            aspect-ratio: 16 / 9;
            background: var(--brand-gradient);
            position: relative;
            overflow: hidden;
        }

        .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 300ms ease;
        }

        .card:hover .card-img img {
            transform: scale(1.04);
        }

        .card-body {
            padding: 20px 22px;
        }

        .card-title {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--text-primary);
            margin-bottom: 8px;
            transition: color var(--transition);
        }

        .card:hover .card-title {
            color: var(--accent);
        }

        .card-desc {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
            margin-bottom: 12px;
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .card-meta-item {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            transition: all var(--transition);
            margin-top: 4px;
        }

        .card-link:hover {
            color: var(--accent-hover);
            gap: 8px;
        }

        /* ===== 网格 ===== */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

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

        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        /* ===== 数据徽章 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .stat-badge {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            text-align: center;
            transition: all var(--transition);
        }

        .stat-badge:hover {
            border-color: var(--accent);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
            transform: translateY(-3px);
        }

        .stat-badge-num {
            font-size: clamp(28px, 3vw, 36px);
            font-weight: 800;
            color: var(--accent);
            line-height: 1.1;
            margin-bottom: 6px;
        }

        .stat-badge-label {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.5;
        }

        /* ===== 步骤流程 ===== */
        .steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            counter-reset: step;
        }

        .step-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            position: relative;
            transition: all var(--transition);
        }

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

        .step-num {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--brand-gradient);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 16px;
            margin-bottom: 16px;
            flex-shrink: 0;
        }

        .step-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 8px;
        }

        .step-desc {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-secondary);
        }

        /* ===== 优惠券墙板块 ===== */
        .coupon-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .coupon-card {
            background: linear-gradient(135deg, rgba(123, 46, 77, 0.25) 0%, rgba(30, 30, 38, 0.9) 100%);
            border: 1px solid rgba(232, 163, 61, 0.2);
            border-radius: var(--radius-lg);
            padding: 24px;
            position: relative;
            overflow: hidden;
            transition: all var(--transition);
        }

        .coupon-card:hover {
            border-color: var(--accent);
            box-shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
            transform: translateY(-4px);
        }

        .coupon-card-tag {
            font-size: 12px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.5px;
            margin-bottom: 8px;
        }

        .coupon-card-value {
            font-size: 32px;
            font-weight: 900;
            color: #fff;
            line-height: 1.1;
            margin-bottom: 6px;
        }

        .coupon-card-value span {
            font-size: 18px;
            color: var(--accent);
        }

        .coupon-card-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 16px;
        }

        .coupon-card-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            border: 1.5px solid var(--accent);
            color: var(--accent);
            font-size: 13px;
            font-weight: 600;
            transition: all var(--transition);
        }

        .coupon-card-btn:hover {
            background: var(--accent);
            color: #1A1A1A;
            transform: translateY(-1px);
        }

        /* ===== 时间线 ===== */
        .timeline {
            display: flex;
            flex-direction: column;
            gap: 0;
            position: relative;
            padding-left: 28px;
        }

        .timeline::before {
            content: '';
            position: absolute;
            left: 10px;
            top: 8px;
            bottom: 8px;
            width: 2px;
            background: linear-gradient(180deg, var(--brand-mid), var(--accent));
            border-radius: 2px;
        }

        .timeline-item {
            position: relative;
            padding: 16px 0 16px 20px;
            transition: all var(--transition);
        }

        .timeline-item::before {
            content: '';
            position: absolute;
            left: -24px;
            top: 24px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--accent);
            border: 2px solid var(--bg-primary);
            box-shadow: 0 0 0 2px rgba(232, 163, 61, 0.3);
        }

        .timeline-date {
            font-size: 13px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.5px;
            margin-bottom: 4px;
        }

        .timeline-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 4px;
        }

        .timeline-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ===== 资讯列表 ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .news-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            transition: all var(--transition);
        }

        .news-item:hover {
            border-color: rgba(232, 163, 61, 0.4);
            box-shadow: var(--shadow-card);
            transform: translateX(4px);
        }

        .news-item-date {
            font-size: 12px;
            font-weight: 600;
            color: var(--accent);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .news-item-text {
            flex: 1;
            min-width: 0;
        }

        .news-item-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.5;
            margin-bottom: 2px;
        }

        .news-item-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.5;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .news-item-arrow {
            flex-shrink: 0;
            color: var(--text-muted);
            transition: all var(--transition);
        }

        .news-item:hover .news-item-arrow {
            color: var(--accent);
        }

        /* ===== 合作伙伴 ===== */
        .partners-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 16px;
        }

        .partner-slot {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            font-size: 13px;
            font-weight: 600;
            color: var(--text-muted);
            min-height: 80px;
            transition: all var(--transition);
        }

        .partner-slot:hover {
            border-color: rgba(232, 163, 61, 0.4);
            color: var(--text-secondary);
            transform: translateY(-2px);
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: rgba(232, 163, 61, 0.3);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            padding: 18px 22px;
            text-align: left;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            cursor: pointer;
            transition: all var(--transition);
            background: transparent;
            border: none;
        }

        .faq-question:hover {
            color: var(--accent);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1.5px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--text-secondary);
            transition: all var(--transition);
        }

        .faq-item.open .faq-icon {
            border-color: var(--accent);
            color: var(--accent);
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 300ms ease, padding 300ms ease;
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 200px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            font-size: 14px;
            line-height: 1.75;
            color: var(--text-secondary);
        }

        /* ===== 表单 ===== */
        .form-panel {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-xl);
            padding: 36px 32px;
            box-shadow: var(--shadow-card);
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 18px;
            margin-bottom: 18px;
        }

        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .form-group.full {
            grid-column: 1 / -1;
        }

        .form-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
        }

        .form-input {
            background: rgba(14, 14, 18, 0.6);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 12px 16px;
            font-size: 14px;
            color: var(--text-primary);
            transition: all var(--transition);
            width: 100%;
        }

        .form-input::placeholder {
            color: var(--text-muted);
        }

        .form-input:focus {
            border-color: var(--accent);
            outline: 2px solid rgba(232, 163, 61, 0.2);
            outline-offset: 0;
        }

        .form-submit {
            width: 100%;
            padding: 14px 28px;
            border-radius: var(--radius-pill);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 700;
            font-size: 15px;
            transition: all var(--transition);
            border: 1px solid transparent;
        }

        .form-submit:hover {
            background: var(--brand-gradient-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(123, 46, 77, 0.4);
        }

        /* ===== 保障条 ===== */
        .assurance-bar {
            background: linear-gradient(135deg, rgba(74, 30, 60, 0.6) 0%, rgba(14, 14, 18, 0.8) 100%);
            border: 1px solid rgba(232, 163, 61, 0.15);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            text-align: center;
        }

        .assurance-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
        }

        .assurance-icon {
            font-size: 28px;
            margin-bottom: 4px;
        }

        .assurance-title {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
        }

        .assurance-desc {
            font-size: 12px;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* ===== 品牌介绍 ===== */
        .brand-intro {
            background: linear-gradient(135deg, rgba(123, 46, 77, 0.18) 0%, rgba(30, 30, 38, 0.7) 50%, rgba(74, 30, 60, 0.18) 100%);
            border: 1px solid rgba(232, 163, 61, 0.18);
            border-radius: var(--radius-xl);
            padding: 40px 36px;
        }

        .brand-intro-title {
            font-size: 22px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 18px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .brand-intro-title .accent-line {
            width: 4px;
            height: 22px;
            background: var(--accent);
            border-radius: 4px;
        }

        .brand-intro-body {
            font-size: 15px;
            line-height: 1.9;
            color: var(--text-secondary);
        }

        .brand-intro-body p {
            margin-bottom: 14px;
        }

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

        /* ===== 推荐卡片组 ===== */
        .reco-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .reco-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 22px;
            display: flex;
            flex-direction: column;
            gap: 8px;
            transition: all var(--transition);
        }

        .reco-card:hover {
            border-color: var(--brand-mid);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card);
        }

        .reco-card-tag {
            font-size: 12px;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: 0.5px;
        }

        .reco-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
        }

        .reco-card-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-color);
            padding: 48px 0 28px;
            margin-top: 40px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .footer-brand-logo .nav-logo-icon {
            width: 38px;
            height: 38px;
            font-size: 17px;
        }

        .footer-brand-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-col-title {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }

        .footer-col-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col-links a {
            font-size: 13px;
            color: var(--text-muted);
            transition: all var(--transition);
        }

        .footer-col-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }

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

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

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

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

        .footer-beian {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .hero-content {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .hero-coupon-wall {
                padding-left: 0;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .coupon-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .partners-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .grid-4 {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .site-header {
                top: 10px;
                width: calc(100% - 20px);
            }
            .nav-capsule {
                padding: 6px 10px 6px 14px;
            }
            .nav-links {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .hero {
                min-height: auto;
                padding: 120px 0 56px;
            }
            .hero h1 {
                font-size: 26px;
            }
            .hero-subtitle {
                font-size: 14px;
            }
            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .btn {
                width: 100%;
                padding: 12px 20px;
                font-size: 14px;
            }
            .hero-coupon-main {
                padding: 22px 18px;
            }
            .hero-coupon-main-value {
                font-size: 30px;
            }
            .hero-coupon-mini-row {
                grid-template-columns: 1fr;
            }
            .section {
                padding: 48px 0;
            }
            .grid-3,
            .grid-4,
            .grid-2,
            .reco-grid,
            .coupon-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .steps {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .partners-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .assurance-bar {
                grid-template-columns: 1fr;
                gap: 16px;
                padding: 22px 18px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .form-grid {
                grid-template-columns: 1fr;
            }
            .form-panel {
                padding: 28px 20px;
            }
            .brand-intro {
                padding: 28px 22px;
            }
            .timeline {
                padding-left: 22px;
            }
            .timeline-item::before {
                left: -20px;
                width: 8px;
                height: 8px;
            }
            .timeline::before {
                left: 7px;
            }
            .hero-stats-bar {
                gap: 14px;
                flex-wrap: wrap;
            }
            .hero-stat-num {
                font-size: 18px;
            }
            .news-item {
                flex-wrap: wrap;
                gap: 8px;
                padding: 14px 16px;
            }
            .news-item-date {
                flex-basis: 100%;
            }
        }

        @media (max-width: 520px) {
            .nav-logo-text {
                font-size: 15px;
            }
            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 13px;
            }
            .hero h1 {
                font-size: 22px;
            }
            .hero-subtitle {
                font-size: 13px;
                line-height: 1.7;
            }
            .section-title {
                font-size: 20px;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-badge {
                padding: 18px 12px;
            }
            .stat-badge-num {
                font-size: 24px;
            }
            .partners-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .partner-slot {
                min-height: 60px;
                padding: 14px 8px;
                font-size: 11px;
            }
            .coupon-card-value {
                font-size: 26px;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                gap: 8px;
            }
            .btn {
                font-size: 13px;
                padding: 10px 16px;
            }
            .hero-coupon-main-btn {
                font-size: 13px;
                padding: 8px 16px;
            }
        }

        @media (min-width: 769px) and (max-width: 1024px) {
            .nav-links a {
                padding: 8px 12px;
                font-size: 13px;
            }
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
            .reco-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

/* roulang page: category2 */
:root {
            --bg-primary: #0E0E12;
            --bg-secondary: #15151B;
            --bg-panel: rgba(30, 30, 38, 0.85);
            --bg-panel-solid: #1E1E26;
            --text-primary: #F5F2ED;
            --text-secondary: #AFA9A2;
            --text-muted: #7A746E;
            --border-color: #2B2932;
            --border-glow: rgba(232, 163, 61, 0.35);
            --brand-dark: #4A1E3C;
            --brand-mid: #7B2E4D;
            --brand-deep: #3A1630;
            --accent: #E8A33D;
            --accent-hover: #F0B350;
            --accent-soft: rgba(232, 163, 61, 0.12);
            --brand-gradient: linear-gradient(135deg, #7B2E4D 0%, #4A1E3C 100%);
            --brand-gradient-hover: linear-gradient(135deg, #8B3657 0%, #5A2650 100%);
            --radius-xl: 24px;
            --radius-lg: 20px;
            --radius-md: 16px;
            --radius-sm: 12px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.5);
            --shadow-nav: 0 4px 20px rgba(0, 0, 0, 0.3);
            --font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
            --transition: 180ms ease;
            --section-space: 72px;
            --container-max: 1200px;
            --container-pad: 24px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }
        body {
            font-family: var(--font-family);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            margin: 0;
            padding: 0;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition), border-color var(--transition), background var(--transition), transform var(--transition), box-shadow var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button, input, textarea, select {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }
        button {
            cursor: pointer;
        }
        ul, ol {
            margin: 0;
            padding: 0;
            list-style: none;
        }
        h1, h2, h3, h4, p {
            margin: 0;
            padding: 0;
        }
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 var(--container-pad);
        }
        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 48px);
            max-width: var(--container-max);
        }
        .nav-capsule {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background: rgba(20, 20, 26, 0.78);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(43, 41, 50, 0.6);
            border-radius: var(--radius-pill);
            padding: 8px 12px 8px 20px;
            box-shadow: var(--shadow-nav);
            transition: background var(--transition), border-color var(--transition);
        }
        .nav-capsule:hover {
            border-color: rgba(43, 41, 50, 0.9);
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--brand-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 16px;
            color: #fff;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }
        .nav-logo-text {
            font-weight: 800;
            font-size: 18px;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            white-space: nowrap;
        }
        .nav-logo-text span {
            color: var(--accent);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }
        .nav-links li {
            position: relative;
        }
        .nav-links a {
            display: block;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .nav-links a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.06);
        }
        .nav-links a.active {
            color: #fff;
            background: var(--brand-gradient);
            font-weight: 600;
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 10px;
            background: transparent;
            border: 1px solid transparent;
            transition: all var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: var(--border-color);
        }
        .nav-toggle-bar {
            width: 22px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }
        .nav-toggle.open .nav-toggle-bar:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .nav-toggle.open .nav-toggle-bar:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.open .nav-toggle-bar:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }
        /* ===== 页面前置留白 ===== */
        .page-hero {
            padding-top: 120px;
            padding-bottom: 32px;
            position: relative;
            background: linear-gradient(180deg, #1A1620 0%, var(--bg-primary) 100%);
            border-bottom: 1px solid var(--border-color);
            overflow: hidden;
        }
        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/8f41707fa38ee01f.webp') center / cover no-repeat;
            opacity: 0.15;
            pointer-events: none;
            z-index: 0;
        }
        .page-hero .container {
            position: relative;
            z-index: 1;
        }
        .breadcrumb-bar {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 18px;
            flex-wrap: wrap;
        }
        .breadcrumb-bar a:hover {
            color: var(--accent);
        }
        .breadcrumb-sep {
            color: var(--text-muted);
            font-size: 12px;
        }
        .page-hero-title-wrap {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
        }
        .page-hero h1 {
            font-size: 36px;
            font-weight: 900;
            letter-spacing: -0.5px;
            line-height: 1.2;
            color: var(--text-primary);
        }
        .page-hero-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            max-width: 640px;
            margin-top: 10px;
            line-height: 1.8;
        }
        .page-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-soft);
            border: 1px solid var(--border-glow);
            color: var(--accent);
            border-radius: var(--radius-pill);
            padding: 8px 18px;
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
        }
        /* ===== 通用 section ===== */
        .section {
            padding: var(--section-space) 0;
        }
        .section-alt {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-color);
            border-bottom: 1px solid var(--border-color);
        }
        .section-heading {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }
        .section-heading h2 {
            font-size: 26px;
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: -0.3px;
        }
        .section-heading h2 .accent {
            color: var(--accent);
        }
        .section-heading-desc {
            font-size: 14px;
            color: var(--text-muted);
            max-width: 520px;
            line-height: 1.7;
        }
        /* ===== 筛选工具条 ===== */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 12px 16px;
            margin-bottom: 28px;
        }
        .filter-label {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
            white-space: nowrap;
        }
        .filter-pill-group {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        .filter-pill {
            display: inline-flex;
            align-items: center;
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-color);
            transition: all var(--transition);
            white-space: nowrap;
        }
        .filter-pill:hover {
            color: var(--text-primary);
            border-color: var(--accent);
        }
        .filter-pill.active {
            color: #fff;
            background: var(--brand-gradient);
            border-color: transparent;
            font-weight: 600;
        }
        .filter-sort {
            margin-left: auto;
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-secondary);
        }
        .filter-sort select {
            background: var(--bg-panel-solid);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            padding: 6px 12px;
            color: var(--text-primary);
            font-size: 13px;
            cursor: pointer;
            transition: border-color var(--transition);
        }
        .filter-sort select:hover, .filter-sort select:focus {
            border-color: var(--accent);
        }
        /* ===== 卡片列表 ===== */
        .activity-card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .activity-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
        }
        .activity-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: rgba(232, 163, 61, 0.5);
        }
        .activity-card-img-wrap {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg-panel-solid);
        }
        .activity-card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 300ms ease;
        }
        .activity-card:hover .activity-card-img-wrap img {
            transform: scale(1.05);
        }
        .activity-card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--brand-gradient);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.3px;
        }
        .activity-card-tag.hot {
            background: linear-gradient(135deg, #E8A33D 0%, #C47A1E 100%);
        }
        .activity-card-tag.limited {
            background: linear-gradient(135deg, #B23A4A 0%, #7B2E4D 100%);
        }
        .activity-card-body {
            padding: 18px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .activity-card-title {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .activity-card-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 14px;
            flex: 1;
        }
        .activity-card-meta {
            display: flex;
            align-items: center;
            gap: 14px;
            font-size: 12px;
            color: var(--text-muted);
            border-top: 1px solid var(--border-color);
            padding-top: 12px;
        }
        .activity-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .activity-card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            transition: color var(--transition);
        }
        .activity-card-link:hover {
            color: var(--accent-hover);
        }
        /* ===== 专题推荐横卡 ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .feature-card {
            display: flex;
            gap: 16px;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 16px;
            transition: all var(--transition);
            align-items: center;
        }
        .feature-card:hover {
            transform: translateY(-3px);
            border-color: var(--border-glow);
            box-shadow: var(--shadow-card-hover);
        }
        .feature-card-img {
            width: 90px;
            height: 70px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            flex-shrink: 0;
            background: var(--bg-panel-solid);
        }
        .feature-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .feature-card-info {
            flex: 1;
            min-width: 0;
        }
        .feature-card-title {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 4px;
            line-height: 1.4;
        }
        .feature-card-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }
        /* ===== 数据摘要 ===== */
        .data-badge-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .data-badge {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px 16px;
            text-align: center;
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }
        .data-badge::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--brand-gradient);
            opacity: 0.7;
        }
        .data-badge:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-card);
            transform: translateY(-2px);
        }
        .data-badge-number {
            font-size: 30px;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: -1px;
            line-height: 1.2;
            margin-bottom: 4px;
        }
        .data-badge-label {
            font-size: 13px;
            color: var(--text-secondary);
            font-weight: 500;
        }
        /* ===== 步骤流程 ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .step-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            transition: all var(--transition);
            position: relative;
        }
        .step-card:hover {
            border-color: var(--border-glow);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card);
        }
        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 800;
            font-size: 16px;
            margin-bottom: 14px;
        }
        .step-title {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .step-desc {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border-glow);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            padding: 18px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            text-align: left;
            transition: all var(--transition);
            border-radius: var(--radius-md);
        }
        .faq-question:hover {
            background: rgba(255, 255, 255, 0.03);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--accent-soft);
            border: 1px solid var(--border-glow);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 16px;
            font-weight: 700;
            transition: all var(--transition);
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--brand-gradient);
            color: #fff;
            border-color: transparent;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 300ms ease, padding 300ms ease, opacity 300ms ease;
            opacity: 0;
            padding: 0 20px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            opacity: 1;
            padding: 0 20px 18px;
        }
        .faq-answer p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
        }
        /* ===== 资讯短列表 ===== */
        .news-short-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 10px;
            max-width: 860px;
            margin: 0 auto;
        }
        .news-short-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            transition: all var(--transition);
        }
        .news-short-item:hover {
            border-color: var(--border-glow);
            background: rgba(255, 255, 255, 0.03);
            transform: translateX(4px);
        }
        .news-short-date {
            font-size: 12px;
            color: var(--text-muted);
            flex-shrink: 0;
            width: 56px;
        }
        .news-short-title {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-primary);
            flex: 1;
            line-height: 1.5;
        }
        .news-short-tag {
            font-size: 12px;
            color: var(--accent);
            flex-shrink: 0;
            font-weight: 500;
        }
        /* ===== CTA 订阅条 ===== */
        .cta-subscribe {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-xl);
            padding: 40px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .cta-subscribe::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -60px;
            width: 180px;
            height: 180px;
            border-radius: 50%;
            background: var(--brand-gradient);
            opacity: 0.2;
            pointer-events: none;
        }
        .cta-subscribe-info {
            flex: 1;
            min-width: 240px;
            position: relative;
            z-index: 1;
        }
        .cta-subscribe-info h3 {
            font-size: 22px;
            font-weight: 800;
            margin-bottom: 6px;
        }
        .cta-subscribe-info p {
            font-size: 14px;
            color: var(--text-secondary);
        }
        .cta-subscribe-form {
            display: flex;
            gap: 10px;
            align-items: center;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .cta-subscribe-form input {
            background: var(--bg-panel-solid);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-pill);
            padding: 12px 20px;
            font-size: 14px;
            color: var(--text-primary);
            min-width: 240px;
            transition: border-color var(--transition);
        }
        .cta-subscribe-form input:focus {
            border-color: var(--accent);
        }
        .cta-subscribe-form input::placeholder {
            color: var(--text-muted);
        }
        .btn-primary {
            background: var(--brand-gradient);
            color: #fff;
            border-radius: var(--radius-pill);
            padding: 12px 28px;
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
            border: none;
            cursor: pointer;
        }
        .btn-primary:hover {
            background: var(--brand-gradient-hover);
            filter: brightness(1.08);
            box-shadow: 0 0 20px rgba(123, 46, 77, 0.4);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .btn-secondary {
            background: transparent;
            color: var(--text-primary);
            border: 1px solid var(--brand-mid);
            border-radius: var(--radius-pill);
            padding: 12px 24px;
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
            cursor: pointer;
        }
        .btn-secondary:hover {
            background: rgba(123, 46, 77, 0.1);
            border-color: var(--accent);
            color: var(--accent);
        }
        .btn-secondary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-color);
            padding: 48px 0 24px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }
        .footer-brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 18px;
            color: var(--text-primary);
            margin-bottom: 12px;
        }
        .footer-brand-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            max-width: 300px;
        }
        .footer-col-title {
            font-size: 14px;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--text-primary);
        }
        .footer-col-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .footer-col-links a {
            font-size: 13px;
            color: var(--text-secondary);
            transition: color var(--transition);
        }
        .footer-col-links a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            border-top: 1px solid var(--border-color);
            padding-top: 18px;
            font-size: 12px;
            color: var(--text-muted);
        }
        .footer-beian {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .footer-bottom-links {
            display: flex;
            gap: 8px;
            align-items: center;
        }
        .footer-bottom-links a {
            color: var(--text-secondary);
            font-size: 12px;
            transition: color var(--transition);
        }
        .footer-bottom-links a:hover {
            color: var(--accent);
        }
        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .activity-card-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .data-badge-row {
                grid-template-columns: repeat(2, 1fr);
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .page-hero h1 {
                font-size: 30px;
            }
        }
        @media (max-width: 768px) {
            .site-header {
                width: calc(100% - 24px);
                top: 10px;
            }
            .nav-capsule {
                padding: 8px 12px 8px 16px;
                gap: 8px;
            }
            .nav-links {
                position: fixed;
                top: 68px;
                left: 50%;
                transform: translateX(-50%) translateY(-12px);
                width: calc(100% - 32px);
                max-width: 480px;
                background: rgba(20, 20, 26, 0.96);
                border: 1px solid var(--border-color);
                border-radius: var(--radius-lg);
                flex-direction: column;
                gap: 2px;
                padding: 12px;
                box-shadow: var(--shadow-nav);
                opacity: 0;
                pointer-events: none;
                transition: all 220ms ease;
                z-index: 999;
            }
            .nav-links.open {
                opacity: 1;
                pointer-events: auto;
                transform: translateX(-50%) translateY(0);
            }
            .nav-links a {
                padding: 12px 16px;
                width: 100%;
                text-align: center;
                font-size: 15px;
            }
            .nav-toggle {
                display: flex;
            }
            .page-hero {
                padding-top: 96px;
                padding-bottom: 24px;
            }
            .page-hero h1 {
                font-size: 26px;
            }
            .page-hero-subtitle {
                font-size: 14px;
            }
            .page-hero-badge {
                font-size: 12px;
                padding: 6px 14px;
            }
            .activity-card-grid {
                grid-template-columns: 1fr;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .data-badge-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }
            .steps-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .section {
                padding: 48px 0;
            }
            .section-heading {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }
            .section-heading h2 {
                font-size: 22px;
            }
            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .filter-sort {
                margin-left: 0;
                width: 100%;
                justify-content: space-between;
            }
            .filter-sort select {
                flex: 1;
            }
            .cta-subscribe {
                padding: 28px 20px;
                flex-direction: column;
                align-items: stretch;
                text-align: center;
            }
            .cta-subscribe-form {
                flex-direction: column;
            }
            .cta-subscribe-form input {
                min-width: unset;
                width: 100%;
            }
            .cta-subscribe-form .btn-primary {
                width: 100%;
                justify-content: center;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
            .footer-beian {
                flex-direction: column;
                gap: 4px;
            }
        }
        @media (max-width: 520px) {
            .data-badge-row {
                grid-template-columns: 1fr;
            }
            .feature-card {
                flex-direction: column;
                align-items: flex-start;
            }
            .feature-card-img {
                width: 100%;
                height: 140px;
            }
            .data-badge-number {
                font-size: 26px;
            }
            .page-hero h1 {
                font-size: 22px;
            }
            .page-hero-title-wrap {
                flex-direction: column;
                align-items: flex-start;
                gap: 14px;
            }
            .news-short-item {
                flex-direction: column;
                align-items: flex-start;
                gap: 6px;
            }
            .news-short-date {
                width: auto;
            }
        }

/* roulang page: category1 */
:root {
            --bg-primary: #0E0E12;
            --bg-secondary: #15151B;
            --bg-panel: rgba(30, 30, 38, 0.85);
            --bg-panel-solid: #1E1E26;
            --text-primary: #F5F2ED;
            --text-secondary: #AFA9A2;
            --text-muted: #7A746E;
            --border-color: #2B2932;
            --border-glow: rgba(232, 163, 61, 0.35);
            --brand-dark: #4A1E3C;
            --brand-mid: #7B2E4D;
            --brand-deep: #3A1630;
            --accent: #E8A33D;
            --accent-hover: #F0B350;
            --accent-soft: rgba(232, 163, 61, 0.12);
            --brand-gradient: linear-gradient(135deg, #7B2E4D 0%, #4A1E3C 100%);
            --brand-gradient-hover: linear-gradient(135deg, #8B3657 0%, #5A2650 100%);
            --radius-xl: 24px;
            --radius-lg: 20px;
            --radius-md: 16px;
            --radius-sm: 12px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.5);
            --shadow-nav: 0 4px 20px rgba(0, 0, 0, 0.3);
            --font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
            --transition: 180ms ease;
            --section-space: 72px;
            --container-max: 1200px;
            --container-pad: 24px;
        }

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

        body {
            font-family: var(--font-family);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 var(--container-pad);
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 48px);
            max-width: var(--container-max);
        }

        .nav-capsule {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background: rgba(20, 20, 26, 0.78);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(43, 41, 50, 0.6);
            border-radius: var(--radius-pill);
            padding: 8px 12px 8px 20px;
            box-shadow: var(--shadow-nav);
            transition: background var(--transition), border-color var(--transition);
        }

        .nav-capsule:hover {
            border-color: rgba(43, 41, 50, 0.9);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--brand-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 16px;
            color: #fff;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }

        .nav-logo-text {
            font-weight: 800;
            font-size: 18px;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            white-space: nowrap;
        }

        .nav-logo-text span {
            color: var(--accent);
        }

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

        .nav-links li {
            position: relative;
        }

        .nav-links a {
            display: block;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .nav-links a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-links a.active {
            color: #fff;
            background: var(--brand-gradient);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 10px;
            background: transparent;
            border: 1px solid transparent;
            transition: all var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: var(--border-color);
        }

        .nav-toggle-bar {
            width: 22px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .nav-toggle.open .nav-toggle-bar:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.open .nav-toggle-bar:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.open .nav-toggle-bar:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ===== 移动端导航抽屉 ===== */
        .nav-drawer {
            display: none;
            position: fixed;
            top: 84px;
            left: 16px;
            right: 16px;
            z-index: 999;
            background: rgba(20, 20, 26, 0.96);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 20px;
            box-shadow: var(--shadow-card-hover);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
        }

        .nav-drawer.open {
            display: block;
        }

        .nav-drawer ul {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 6px;
        }

        .nav-drawer a {
            display: block;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
        }

        .nav-drawer a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-drawer a.active {
            color: #fff;
            background: var(--brand-gradient);
            font-weight: 600;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-wrapper {
            padding-top: 140px;
            padding-bottom: 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

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

        .breadcrumb a:hover {
            color: var(--accent);
        }

        .breadcrumb-sep {
            color: var(--text-muted);
            user-select: none;
        }

        .breadcrumb .current {
            color: var(--accent);
            font-weight: 500;
        }

        /* ===== 分类横幅 ===== */
        .category-banner {
            margin-top: 28px;
            border-radius: var(--radius-xl);
            overflow: hidden;
            position: relative;
            min-height: 260px;
            display: flex;
            align-items: center;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-card);
            background-size: cover;
            background-position: center;
            background-image: linear-gradient(120deg, rgba(14, 14, 18, 0.88) 20%, rgba(74, 30, 60, 0.7) 65%, rgba(14, 14, 18, 0.4) 100%), url('/assets/images/8f41707fa38ee01f.webp');
        }

        .category-banner-content {
            padding: 40px 48px;
            max-width: 720px;
            position: relative;
            z-index: 2;
        }

        .category-banner-title {
            font-size: 36px;
            font-weight: 900;
            line-height: 1.2;
            color: #fff;
            margin: 0 0 12px;
            letter-spacing: -0.5px;
        }

        .category-banner-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
            max-width: 560px;
        }

        /* ===== 筛选工具条 ===== */
        .filter-bar {
            margin-top: 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 14px 18px;
        }

        .filter-group {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }

        .filter-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-right: 4px;
        }

        .filter-pill {
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            border: 1px solid var(--border-color);
            background: transparent;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .filter-pill:hover {
            border-color: var(--accent);
            color: var(--text-primary);
            background: var(--accent-soft);
        }

        .filter-pill.active {
            border-color: var(--accent);
            color: #fff;
            background: var(--accent);
            font-weight: 600;
        }

        .filter-sort {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .filter-sort select {
            padding: 6px 12px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            color: var(--text-primary);
            background: var(--bg-panel-solid);
            border: 1px solid var(--border-color);
            cursor: pointer;
            appearance: none;
            -webkit-appearance: none;
            padding-right: 32px;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23AFA9A2' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 12px center;
        }

        .filter-sort select:focus {
            border-color: var(--accent);
        }

        /* ===== 攻略列表主体 ===== */
        .guide-list-section {
            margin-top: 36px;
        }

        .guide-list-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .guide-card {
            display: flex;
            gap: 18px;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 18px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .guide-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-glow);
            box-shadow: var(--shadow-card-hover);
            background: rgba(34, 34, 44, 0.9);
        }

        .guide-card-img {
            flex-shrink: 0;
            width: 148px;
            height: 104px;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--bg-panel-solid);
            position: relative;
        }

        .guide-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }

        .guide-card:hover .guide-card-img img {
            transform: scale(1.04);
        }

        .guide-card-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            min-width: 0;
        }

        .guide-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 6px;
            line-height: 1.45;
        }

        .guide-card-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin: 0 0 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .guide-card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .guide-card-tag {
            display: inline-block;
            padding: 2px 10px;
            border-radius: var(--radius-pill);
            font-size: 11px;
            font-weight: 500;
            background: var(--accent-soft);
            color: var(--accent);
        }

        .guide-card-link {
            font-size: 13px;
            font-weight: 500;
            color: var(--accent);
            transition: color var(--transition);
            white-space: nowrap;
        }

        .guide-card-link:hover {
            color: var(--accent-hover);
        }

        /* ===== 专题推荐 ===== */
        .featured-section {
            margin-top: 56px;
        }

        .section-title {
            font-size: 24px;
            font-weight: 800;
            line-height: 1.3;
            margin: 0 0 20px;
            letter-spacing: -0.3px;
        }

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

        .featured-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
        }

        .featured-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-glow);
            box-shadow: var(--shadow-card-hover);
        }

        .featured-card-img {
            width: 100%;
            height: 160px;
            overflow: hidden;
            background: var(--bg-panel-solid);
        }

        .featured-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }

        .featured-card:hover .featured-card-img img {
            transform: scale(1.04);
        }

        .featured-card-body {
            padding: 18px 20px 20px;
        }

        .featured-card-title {
            font-size: 16px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-primary);
            line-height: 1.4;
        }

        .featured-card-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin: 0 0 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .featured-card-btn {
            font-size: 13px;
            font-weight: 500;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .featured-card-btn:hover {
            color: var(--accent-hover);
        }

        /* ===== 数据摘要 ===== */
        .stats-section {
            margin-top: 56px;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-xl);
            padding: 36px 40px;
            box-shadow: var(--shadow-card);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-item {
            text-align: left;
            padding: 0 16px;
            border-left: 2px solid var(--accent);
        }

        .stat-number {
            font-size: 32px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
            letter-spacing: -0.5px;
        }

        .stat-label {
            font-size: 13px;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        /* ===== 上手步骤 ===== */
        .steps-section {
            margin-top: 56px;
        }

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

        .step-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition);
            position: relative;
            overflow: hidden;
        }

        .step-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--border-glow);
        }

        .step-card-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 800;
            font-size: 16px;
            margin-bottom: 14px;
            flex-shrink: 0;
        }

        .step-card-title {
            font-size: 16px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-primary);
        }

        .step-card-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        /* ===== FAQ ===== */
        .faq-section {
            margin-top: 56px;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: var(--border-glow);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            text-align: left;
            transition: all var(--transition);
            cursor: pointer;
        }

        .faq-question:hover {
            color: var(--accent);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            border: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--text-secondary);
            transition: all var(--transition);
        }

        .faq-item.active .faq-icon {
            border-color: var(--accent);
            color: var(--accent);
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 280ms ease, padding 280ms ease;
            padding: 0 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        .faq-item.active .faq-answer {
            max-height: 200px;
            padding: 0 20px 18px;
        }

        /* ===== 更新短列表 ===== */
        .updates-section {
            margin-top: 56px;
        }

        .updates-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .update-item {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 18px;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            transition: all var(--transition);
        }

        .update-item:hover {
            border-color: var(--border-glow);
            background: rgba(34, 34, 44, 0.85);
        }

        .update-date {
            flex-shrink: 0;
            font-size: 12px;
            color: var(--text-muted);
            min-width: 72px;
        }

        .update-title {
            font-size: 14px;
            font-weight: 500;
            color: var(--text-primary);
            flex: 1;
            min-width: 0;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .update-badge {
            flex-shrink: 0;
            display: inline-block;
            padding: 2px 10px;
            border-radius: var(--radius-pill);
            font-size: 11px;
            font-weight: 500;
            background: var(--brand-gradient);
            color: #fff;
        }

        /* ===== 底部CTA ===== */
        .cta-section {
            margin-top: 64px;
            margin-bottom: 56px;
            background: var(--brand-gradient);
            border-radius: var(--radius-xl);
            padding: 44px 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-card-hover);
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(232, 163, 61, 0.2) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-content {
            position: relative;
            z-index: 1;
        }

        .cta-title {
            font-size: 22px;
            font-weight: 800;
            color: #fff;
            margin: 0 0 8px;
            letter-spacing: -0.3px;
        }

        .cta-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.85);
            margin: 0;
            max-width: 480px;
            line-height: 1.7;
        }

        .cta-actions {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 600;
            color: var(--brand-deep);
            background: #fff;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--accent-hover);
            color: var(--brand-deep);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: #fff;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.6);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            transform: translateY(-2px);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-color);
            padding: 48px 0 32px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 36px;
        }

        .footer-brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 18px;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .footer-brand-desc {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
            max-width: 300px;
        }

        .footer-col-title {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 14px;
        }

        .footer-col-links {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col-links a {
            font-size: 13px;
            color: var(--text-secondary);
            transition: color var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 20px;
            border-top: 1px solid var(--border-color);
            font-size: 12px;
            color: var(--text-muted);
        }

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

        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 12px;
        }

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

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

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .guide-list-grid {
                grid-template-columns: 1fr;
            }

            .featured-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .steps-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .site-header {
                top: 12px;
                width: calc(100% - 32px);
            }

            .nav-capsule {
                padding: 8px 16px;
            }

            .nav-links {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .breadcrumb-wrapper {
                padding-top: 100px;
            }

            .category-banner {
                min-height: 200px;
            }

            .category-banner-content {
                padding: 28px 24px;
            }

            .category-banner-title {
                font-size: 26px;
            }

            .category-banner-subtitle {
                font-size: 14px;
            }

            .filter-bar {
                flex-direction: column;
                align-items: flex-start;
                padding: 14px;
            }

            .filter-sort {
                width: 100%;
            }

            .filter-sort select {
                flex: 1;
            }

            .guide-card {
                flex-direction: column;
                gap: 14px;
                padding: 14px;
            }

            .guide-card-img {
                width: 100%;
                height: 180px;
            }

            .featured-grid {
                grid-template-columns: 1fr;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
                padding: 0;
            }

            .stat-item {
                padding: 0 12px;
            }

            .stat-number {
                font-size: 26px;
            }

            .steps-grid {
                grid-template-columns: 1fr;
            }

            .cta-section {
                padding: 32px 24px;
                flex-direction: column;
                align-items: flex-start;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --section-space: 48px;
                --container-pad: 16px;
            }

            .category-banner {
                min-height: 170px;
                border-radius: var(--radius-lg);
            }

            .category-banner-content {
                padding: 20px 18px;
            }

            .category-banner-title {
                font-size: 22px;
            }

            .category-banner-subtitle {
                font-size: 13px;
                -webkit-line-clamp: 3;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                overflow: hidden;
            }

            .stats-grid {
                grid-template-columns: 1fr;
                gap: 12px;
            }

            .stat-item {
                border-left: none;
                border-bottom: 1px solid var(--border-color);
                padding: 0 0 12px;
            }

            .stat-item:last-child {
                border-bottom: none;
                padding-bottom: 0;
            }

            .cta-title {
                font-size: 18px;
            }

            .btn-primary,
            .btn-secondary {
                padding: 10px 20px;
                font-size: 13px;
            }

            .update-item {
                flex-wrap: wrap;
                gap: 8px;
            }

            .update-date {
                min-width: auto;
            }
        }

        /* 焦点可见性 */
        a:focus-visible,
        button:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* 表单元素 placeholder */
        ::placeholder {
            color: var(--text-muted);
            opacity: 1;
        }

/* roulang page: category3 */
:root {
            --bg-primary: #0E0E12;
            --bg-secondary: #15151B;
            --bg-panel: rgba(30, 30, 38, 0.85);
            --bg-panel-solid: #1E1E26;
            --text-primary: #F5F2ED;
            --text-secondary: #AFA9A2;
            --text-muted: #7A746E;
            --border-color: #2B2932;
            --border-glow: rgba(232, 163, 61, 0.35);
            --brand-dark: #4A1E3C;
            --brand-mid: #7B2E4D;
            --brand-deep: #3A1630;
            --accent: #E8A33D;
            --accent-hover: #F0B350;
            --accent-soft: rgba(232, 163, 61, 0.12);
            --brand-gradient: linear-gradient(135deg, #7B2E4D 0%, #4A1E3C 100%);
            --brand-gradient-hover: linear-gradient(135deg, #8B3657 0%, #5A2650 100%);
            --radius-xl: 24px;
            --radius-lg: 20px;
            --radius-md: 16px;
            --radius-sm: 12px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.5);
            --shadow-nav: 0 4px 20px rgba(0, 0, 0, 0.3);
            --font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
            --transition: 180ms ease;
            --section-space: 72px;
            --container-max: 1200px;
            --container-pad: 24px;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

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

        body {
            font-family: var(--font-family);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

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

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

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 var(--container-pad);
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 48px);
            max-width: var(--container-max);
        }

        .nav-capsule {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background: rgba(20, 20, 26, 0.78);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(43, 41, 50, 0.6);
            border-radius: var(--radius-pill);
            padding: 8px 12px 8px 20px;
            box-shadow: var(--shadow-nav);
            transition: background var(--transition), border-color var(--transition);
        }

        .nav-capsule:hover {
            border-color: rgba(43, 41, 50, 0.9);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--brand-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 16px;
            color: #fff;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }

        .nav-logo-text {
            font-weight: 800;
            font-size: 18px;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            white-space: nowrap;
        }

        .nav-logo-text span {
            color: var(--accent);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }

        .nav-links li {
            position: relative;
        }

        .nav-links a {
            display: block;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .nav-links a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-links a.active {
            color: #fff;
            background: var(--brand-gradient);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 10px;
            background: transparent;
            border: 1px solid transparent;
            transition: all var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: var(--border-color);
        }

        .nav-toggle-bar {
            width: 22px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .nav-toggle.open .nav-toggle-bar:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.open .nav-toggle-bar:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.open .nav-toggle-bar:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ===== 页面主体顶部间距 ===== */
        .page-main {
            padding-top: 120px;
        }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 18px;
            flex-wrap: wrap;
        }

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

        .breadcrumb a:hover {
            color: var(--accent);
        }

        .breadcrumb .divider {
            user-select: none;
            color: var(--text-muted);
        }

        .breadcrumb .current {
            color: var(--accent);
            font-weight: 500;
        }

        /* ===== 分类横幅 ===== */
        .category-hero {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            padding: 40px 36px;
            margin-bottom: 32px;
            display: flex;
            align-items: center;
            min-height: 220px;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(123, 46, 77, 0.35) 0%, rgba(14, 14, 18, 0.6) 55%), url('/assets/images/8f41707fa38ee01f.webp') center/cover no-repeat;
            z-index: 0;
        }

        .category-hero-content {
            position: relative;
            z-index: 1;
            max-width: 650px;
        }

        .category-hero h1 {
            font-size: 36px;
            font-weight: 900;
            letter-spacing: -0.5px;
            line-height: 1.2;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .category-hero p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.75;
            max-width: 560px;
        }

        .category-hero-tag {
            display: inline-block;
            background: var(--accent-soft);
            color: var(--accent);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            margin-bottom: 10px;
            letter-spacing: 0.5px;
        }

        /* ===== 筛选工具条 ===== */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 14px 18px;
            margin-bottom: 32px;
        }

        .filter-bar-label {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
            flex-shrink: 0;
        }

        .filter-chip {
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 500;
            color: var(--text-secondary);
            background: transparent;
            border: 1px solid var(--border-color);
            transition: all var(--transition);
            cursor: pointer;
        }

        .filter-chip:hover {
            color: var(--text-primary);
            border-color: var(--accent);
        }

        .filter-chip.active {
            color: #fff;
            background: var(--brand-gradient);
            border-color: transparent;
            font-weight: 600;
        }

        /* ===== 板块标题 ===== */
        .section-title-group {
            margin-bottom: 24px;
        }

        .section-title-group h2 {
            font-size: 24px;
            font-weight: 800;
            letter-spacing: -0.3px;
            color: var(--text-primary);
            margin-bottom: 6px;
            line-height: 1.3;
        }

        .section-title-group p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ===== 卡片网格 ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 20px;
        }

        .card-grid.cols-3 {
            grid-template-columns: repeat(3, 1fr);
        }

        .card-grid.cols-2 {
            grid-template-columns: repeat(2, 1fr);
        }

        /* ===== 赛事卡片 ===== */
        .match-card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
        }

        .match-card:hover {
            border-color: var(--border-glow);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .match-card-image {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: var(--bg-panel-solid);
        }

        .match-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }

        .match-card:hover .match-card-image img {
            transform: scale(1.04);
        }

        .match-card-status {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--accent);
            color: #0E0E12;
            font-size: 11px;
            font-weight: 700;
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.5px;
        }

        .match-card-status.upcoming {
            background: var(--accent);
        }

        .match-card-status.live {
            background: #E8493D;
            color: #fff;
        }

        .match-card-status.finished {
            background: rgba(255, 255, 255, 0.15);
            color: var(--text-secondary);
        }

        .match-card-body {
            padding: 18px 18px 16px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .match-card-body h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 6px;
            color: var(--text-primary);
        }

        .match-card-body p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 12px;
            flex: 1;
        }

        .match-card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 12px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .match-card-meta span {
            display: flex;
            align-items: center;
            gap: 4px;
        }

        .match-card-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            transition: color var(--transition);
        }

        .match-card-link:hover {
            color: var(--accent-hover);
        }

        /* ===== 专题推荐横卡 ===== */
        .feature-card {
            display: flex;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
            margin-bottom: 16px;
        }

        .feature-card:hover {
            border-color: var(--border-glow);
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .feature-card-image {
            flex: 0 0 220px;
            min-height: 150px;
            overflow: hidden;
            background: var(--bg-panel-solid);
        }

        .feature-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .feature-card-body {
            padding: 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .feature-card-body h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-primary);
        }

        .feature-card-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
            margin-bottom: 10px;
        }

        .feature-card-link {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            transition: color var(--transition);
        }

        .feature-card-link:hover {
            color: var(--accent-hover);
        }

        /* ===== 数据徽章区 ===== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }

        .stat-badge {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 22px 18px;
            text-align: center;
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
        }

        .stat-badge:hover {
            border-color: var(--border-glow);
            transform: translateY(-3px);
            box-shadow: var(--shadow-card-hover);
        }

        .stat-badge-number {
            font-size: 32px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
            margin-bottom: 4px;
        }

        .stat-badge-label {
            font-size: 13px;
            color: var(--text-secondary);
            font-weight: 500;
        }

        /* ===== 步骤区 ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .step-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 22px;
            transition: all var(--transition);
            position: relative;
        }

        .step-item:hover {
            border-color: var(--border-glow);
            transform: translateY(-3px);
        }

        .step-number {
            font-size: 42px;
            font-weight: 900;
            color: var(--brand-mid);
            line-height: 1;
            margin-bottom: 10px;
            letter-spacing: -1px;
        }

        .step-item h3 {
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 6px;
            color: var(--text-primary);
        }

        .step-item p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: all var(--transition);
        }

        .faq-item:hover {
            border-color: var(--border-glow);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 18px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            text-align: left;
            cursor: pointer;
            transition: all var(--transition);
        }

        .faq-question:hover {
            color: var(--accent);
        }

        .faq-icon {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            font-size: 18px;
            transition: all var(--transition);
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            color: var(--accent);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 300ms ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer-inner {
            padding: 0 18px 16px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ===== 短列表 ===== */
        .list-compact {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .list-compact li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 16px;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            transition: all var(--transition);
        }

        .list-compact li:hover {
            border-color: var(--border-glow);
            background: rgba(30, 30, 38, 0.95);
        }

        .list-compact .list-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            flex-shrink: 0;
        }

        .list-compact a {
            font-size: 14px;
            color: var(--text-primary);
            transition: color var(--transition);
            flex: 1;
        }

        .list-compact a:hover {
            color: var(--accent);
        }

        .list-compact .list-date {
            font-size: 12px;
            color: var(--text-muted);
            flex-shrink: 0;
        }

        /* ===== CTA 订阅条 ===== */
        .cta-holder {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-xl);
            padding: 36px 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            flex-wrap: wrap;
            margin-top: 32px;
        }

        .cta-holder-content h2 {
            font-size: 22px;
            font-weight: 800;
            margin-bottom: 6px;
            color: var(--text-primary);
        }

        .cta-holder-content p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .cta-holder-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            flex: 1;
            min-width: 260px;
            max-width: 400px;
        }

        .cta-holder-form input {
            flex: 1;
            min-width: 180px;
            padding: 10px 16px;
            border-radius: var(--radius-pill);
            background: var(--bg-primary);
            border: 1px solid var(--border-color);
            color: var(--text-primary);
            font-size: 14px;
            transition: all var(--transition);
        }

        .cta-holder-form input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(232, 163, 61, 0.15);
        }

        .cta-holder-form button {
            padding: 10px 22px;
            border-radius: var(--radius-pill);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .cta-holder-form button:hover {
            background: var(--brand-gradient-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card);
        }

        .cta-holder-form button:focus {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* ===== 板块间距 ===== */
        .section-block {
            padding: 32px 0;
        }

        .section-block + .section-block {
            border-top: 1px solid rgba(43, 41, 50, 0.5);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-color);
            padding: 48px 0 28px;
            margin-top: 56px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 32px;
        }

        .footer-brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 18px;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .footer-brand-desc {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.65;
            max-width: 280px;
        }

        .footer-col-title {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 12px;
        }

        .footer-col-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col-links a {
            font-size: 13px;
            color: var(--text-secondary);
            transition: color var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 20px;
            border-top: 1px solid var(--border-color);
            font-size: 12px;
            color: var(--text-muted);
        }

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

        .footer-bottom-links {
            display: flex;
            gap: 8px;
            align-items: center;
        }

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

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

        /* ===== 按钮通用 ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 24px;
            border-radius: var(--radius-pill);
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-primary:hover {
            background: var(--brand-gradient-hover);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card);
        }

        .btn-primary:focus {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 11px 24px;
            border-radius: var(--radius-pill);
            background: transparent;
            color: var(--text-primary);
            border: 1px solid var(--border-color);
            font-weight: 600;
            font-size: 14px;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .btn-secondary:hover {
            border-color: var(--accent);
            background: rgba(232, 163, 61, 0.08);
            transform: translateY(-2px);
        }

        .btn-secondary:focus {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* ===== focus 通用 ===== */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .card-grid.cols-3 {
                grid-template-columns: repeat(2, 1fr);
            }

            .feature-card-image {
                flex: 0 0 160px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-space: 48px;
            }

            .page-main {
                padding-top: 100px;
            }

            .site-header {
                top: 10px;
                width: calc(100% - 32px);
            }

            .nav-capsule {
                padding: 6px 8px 6px 14px;
                gap: 8px;
            }

            .nav-logo-text {
                font-size: 16px;
            }

            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 14px;
                border-radius: 8px;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: calc(100% + 8px);
                left: 0;
                right: 0;
                flex-direction: column;
                background: rgba(20, 20, 26, 0.95);
                backdrop-filter: blur(14px);
                -webkit-backdrop-filter: blur(14px);
                border: 1px solid var(--border-color);
                border-radius: var(--radius-lg);
                padding: 12px;
                gap: 2px;
                box-shadow: var(--shadow-nav);
            }

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

            .nav-links a {
                padding: 12px 16px;
                font-size: 15px;
                border-radius: var(--radius-md);
            }

            .nav-toggle {
                display: flex;
            }

            .category-hero {
                padding: 28px 22px;
                min-height: 180px;
            }

            .category-hero h1 {
                font-size: 28px;
            }

            .category-hero p {
                font-size: 14px;
            }

            .filter-bar {
                gap: 8px;
                padding: 10px 12px;
            }

            .filter-chip {
                font-size: 12px;
                padding: 5px 12px;
            }

            .card-grid,
            .card-grid.cols-3,
            .card-grid.cols-2,
            .steps-grid {
                grid-template-columns: 1fr;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

            .stat-badge {
                padding: 16px 12px;
            }

            .stat-badge-number {
                font-size: 26px;
            }

            .feature-card {
                flex-direction: column;
            }

            .feature-card-image {
                flex: unset;
                width: 100%;
                min-height: 130px;
                aspect-ratio: 16/7;
            }

            .cta-holder {
                padding: 24px 18px;
                flex-direction: column;
                align-items: flex-start;
            }

            .cta-holder-form {
                width: 100%;
                max-width: 100%;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }
        }

        @media (max-width: 520px) {
            :root {
                --container-pad: 16px;
            }

            .site-header {
                width: calc(100% - 20px);
                top: 8px;
            }

            .nav-capsule {
                border-radius: var(--radius-lg);
            }

            .page-main {
                padding-top: 90px;
            }

            .category-hero h1 {
                font-size: 24px;
            }

            .section-title-group h2 {
                font-size: 20px;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }

            .stat-badge-number {
                font-size: 22px;
            }

            .match-card-body h3 {
                font-size: 15px;
            }

            .btn-primary,
            .btn-secondary {
                padding: 10px 18px;
                font-size: 13px;
                width: 100%;
                justify-content: center;
            }
        }

/* roulang page: category5 */
:root {
            --bg-primary: #0E0E12;
            --bg-secondary: #15151B;
            --bg-panel: rgba(30, 30, 38, 0.85);
            --bg-panel-solid: #1E1E26;
            --text-primary: #F5F2ED;
            --text-secondary: #AFA9A2;
            --text-muted: #7A746E;
            --border-color: #2B2932;
            --border-glow: rgba(232, 163, 61, 0.35);
            --brand-dark: #4A1E3C;
            --brand-mid: #7B2E4D;
            --brand-deep: #3A1630;
            --accent: #E8A33D;
            --accent-hover: #F0B350;
            --accent-soft: rgba(232, 163, 61, 0.12);
            --brand-gradient: linear-gradient(135deg, #7B2E4D 0%, #4A1E3C 100%);
            --brand-gradient-hover: linear-gradient(135deg, #8B3657 0%, #5A2650 100%);
            --radius-xl: 24px;
            --radius-lg: 20px;
            --radius-md: 16px;
            --radius-sm: 12px;
            --radius-pill: 999px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
            --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.5);
            --shadow-nav: 0 4px 20px rgba(0, 0, 0, 0.3);
            --font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
            --transition: 180ms ease;
            --section-space: 72px;
            --container-max: 1200px;
            --container-pad: 24px;
        }

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

        body {
            font-family: var(--font-family);
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 15px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            margin: 0;
        }

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

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

        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
            color: inherit;
            border: none;
            outline: none;
            background: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 var(--container-pad);
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 18px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 1000;
            width: calc(100% - 48px);
            max-width: var(--container-max);
        }

        .nav-capsule {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background: rgba(20, 20, 26, 0.78);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border: 1px solid rgba(43, 41, 50, 0.6);
            border-radius: var(--radius-pill);
            padding: 8px 12px 8px 20px;
            box-shadow: var(--shadow-nav);
            transition: background var(--transition), border-color var(--transition);
        }

        .nav-capsule:hover {
            border-color: rgba(43, 41, 50, 0.9);
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .nav-logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--brand-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 16px;
            color: #fff;
            letter-spacing: -0.5px;
            flex-shrink: 0;
        }

        .nav-logo-text {
            font-weight: 800;
            font-size: 18px;
            letter-spacing: 0.5px;
            color: var(--text-primary);
            white-space: nowrap;
        }

        .nav-logo-text span {
            color: var(--accent);
        }

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

        .nav-links li {
            position: relative;
        }

        .nav-links a {
            display: block;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 500;
            color: var(--text-secondary);
            transition: all var(--transition);
            white-space: nowrap;
        }

        .nav-links a:hover {
            color: var(--text-primary);
            background: rgba(255, 255, 255, 0.06);
        }

        .nav-links a.active {
            color: #fff;
            background: var(--brand-gradient);
            font-weight: 600;
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 10px;
            background: transparent;
            border: 1px solid transparent;
            transition: all var(--transition);
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.06);
            border-color: var(--border-color);
        }

        .nav-toggle-bar {
            width: 22px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all var(--transition);
        }

        .nav-toggle.open .nav-toggle-bar:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.open .nav-toggle-bar:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.open .nav-toggle-bar:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ===== 页面通用 ===== */
        .page-main {
            padding-top: 120px;
            min-height: 60vh;
        }

        .section {
            padding: var(--section-space) 0;
        }

        .section-alt {
            background: var(--bg-secondary);
        }

        .section-title {
            font-size: 28px;
            font-weight: 800;
            line-height: 1.25;
            margin: 0 0 12px;
            color: var(--text-primary);
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-secondary);
            margin: 0 0 32px;
            line-height: 1.8;
        }

        .section-header {
            margin-bottom: 36px;
        }

        .section-header.center {
            text-align: center;
        }

        .badge-tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            background: var(--accent-soft);
            color: var(--accent);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.5px;
            margin-bottom: 10px;
        }

        .text-muted {
            color: var(--text-muted);
            font-size: 13px;
        }

        /* ===== 分类横幅 ===== */
        .category-banner {
            position: relative;
            border-radius: var(--radius-xl);
            overflow: hidden;
            background: var(--bg-panel-solid);
            border: 1px solid var(--border-color);
            margin-bottom: 40px;
            min-height: 260px;
            display: flex;
            align-items: center;
        }

        .category-banner-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.35;
            background-image: url('/assets/images/7f7cfbe993ec93f2.webp');
        }

        .category-banner-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(14,14,18,0.9) 0%, rgba(74,30,60,0.6) 100%);
        }

        .category-banner-content {
            position: relative;
            z-index: 2;
            padding: 48px 40px;
        }

        .category-banner-content h1 {
            font-size: 38px;
            font-weight: 900;
            line-height: 1.15;
            margin: 0 0 12px;
            color: var(--text-primary);
            letter-spacing: -0.5px;
        }

        .category-banner-content p {
            font-size: 16px;
            color: var(--text-secondary);
            margin: 0;
            max-width: 620px;
            line-height: 1.8;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 16px;
        }

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

        .breadcrumb a:hover {
            color: var(--accent);
        }

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

        .breadcrumb .current {
            color: var(--accent);
            font-weight: 600;
        }

        /* ===== 卡片与网格 ===== */
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 24px;
        }

        .card-grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .card-grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .card {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
        }

        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--border-glow);
        }

        .card-cover {
            aspect-ratio: 16/9;
            background-size: cover;
            background-position: center;
            background-color: var(--brand-deep);
            position: relative;
            overflow: hidden;
        }

        .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition);
        }

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

        .card-body {
            padding: 20px 22px 22px;
        }

        .card-title {
            font-size: 17px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-primary);
            line-height: 1.4;
        }

        .card-desc {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0 0 12px;
            line-height: 1.7;
        }

        .card-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .card-link {
            display: inline-block;
            color: var(--accent);
            font-weight: 600;
            font-size: 13px;
            transition: color var(--transition);
        }

        .card-link:hover {
            color: var(--accent-hover);
        }

        /* ===== 数据徽章 ===== */
        .stat-badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin: 32px 0;
        }

        .stat-badge {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            min-width: 120px;
            text-align: center;
            flex: 1;
            max-width: 200px;
            transition: transform var(--transition), border-color var(--transition);
        }

        .stat-badge:hover {
            transform: translateY(-3px);
            border-color: var(--border-glow);
        }

        .stat-badge .stat-number {
            display: block;
            font-size: 30px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.2;
            letter-spacing: -0.5px;
        }

        .stat-badge .stat-label {
            display: block;
            font-size: 13px;
            color: var(--text-secondary);
            margin-top: 4px;
        }

        /* ===== 步骤流程 ===== */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 24px;
            margin: 32px 0;
        }

        .step-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 24px 22px;
            position: relative;
            transition: transform var(--transition), border-color var(--transition);
        }

        .step-item:hover {
            transform: translateY(-4px);
            border-color: var(--border-glow);
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: var(--brand-gradient);
            color: #fff;
            font-weight: 800;
            font-size: 15px;
            margin-bottom: 14px;
        }

        .step-title {
            font-size: 16px;
            font-weight: 700;
            margin: 0 0 8px;
            color: var(--text-primary);
        }

        .step-desc {
            font-size: 14px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.7;
        }

        /* ===== 列表 ===== */
        .article-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin: 24px 0;
        }

        .article-list-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            transition: transform var(--transition), border-color var(--transition);
        }

        .article-list-item:hover {
            transform: translateY(-2px);
            border-color: var(--border-glow);
        }

        .article-list-item .item-cover {
            width: 72px;
            height: 48px;
            border-radius: 8px;
            overflow: hidden;
            flex-shrink: 0;
            background: var(--brand-deep);
        }

        .article-list-item .item-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .article-list-item .item-info {
            flex: 1;
            min-width: 0;
        }

        .article-list-item .item-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin: 0 0 4px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .article-list-item .item-desc {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .article-list-item .item-action {
            flex-shrink: 0;
            color: var(--accent);
            font-size: 13px;
            font-weight: 600;
        }

        /* ===== FAQ ===== */
        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin: 24px 0;
        }

        .faq-item {
            background: var(--bg-panel);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: border-color var(--transition);
        }

        .faq-item:hover {
            border-color: var(--border-glow);
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            padding: 18px 22px;
            cursor: pointer;
            transition: background var(--transition);
            width: 100%;
            text-align: left;
            background: none;
            border: none;
            font-family: inherit;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
        }

        .faq-question:hover {
            background: rgba(255, 255, 255, 0.04);
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--accent-soft);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 700;
            transition: transform var(--transition);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 280ms ease, padding 280ms ease;
            padding: 0 22px;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        .faq-answer p {
            margin: 0;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.75;
        }

        /* ===== 提示条 ===== */
        .alert-banner {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            background: rgba(232, 163, 61, 0.08);
            border: 1px solid rgba(232, 163, 61, 0.25);
            border-radius: var(--radius-md);
            padding: 18px 22px;
            margin: 24px 0;
        }

        .alert-banner .alert-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--accent-soft);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 700;
        }

        .alert-banner .alert-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        .alert-banner .alert-text strong {
            color: var(--accent);
            font-weight: 700;
        }

        /* ===== CTA订阅 ===== */
        .subscribe-panel {
            background: var(--brand-gradient);
            border-radius: var(--radius-xl);
            padding: 44px 40px;
            display: flex;
            align-items: center;
            gap: 32px;
            margin: 40px 0;
        }

        .subscribe-panel .sub-info {
            flex: 1;
        }

        .subscribe-panel .sub-info h3 {
            font-size: 22px;
            font-weight: 800;
            margin: 0 0 8px;
            color: #fff;
        }

        .subscribe-panel .sub-info p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
            margin: 0;
            line-height: 1.7;
        }

        .subscribe-panel .sub-form {
            display: flex;
            gap: 10px;
            flex-shrink: 0;
        }

        .subscribe-panel .sub-form input {
            padding: 12px 18px;
            border-radius: var(--radius-pill);
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            font-size: 14px;
            min-width: 260px;
            transition: border-color var(--transition), background var(--transition);
        }

        .subscribe-panel .sub-form input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }

        .subscribe-panel .sub-form input:focus {
            border-color: var(--accent);
            background: rgba(255, 255, 255, 0.16);
        }

        .subscribe-panel .sub-form button {
            padding: 12px 28px;
            border-radius: var(--radius-pill);
            background: #fff;
            color: var(--brand-mid);
            font-weight: 700;
            font-size: 14px;
            transition: background var(--transition), transform var(--transition);
            white-space: nowrap;
        }

        .subscribe-panel .sub-form button:hover {
            background: var(--accent-hover);
            color: #1A1A1A;
            transform: translateY(-2px);
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-pill);
            font-size: 14px;
            font-weight: 600;
            transition: all var(--transition);
            white-space: nowrap;
            border: 1px solid transparent;
        }

        .btn-primary {
            background: var(--brand-gradient);
            color: #fff;
        }

        .btn-primary:hover {
            background: var(--brand-gradient-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(74, 30, 60, 0.4);
        }

        .btn-secondary {
            background: transparent;
            border-color: var(--brand-mid);
            color: var(--text-primary);
        }

        .btn-secondary:hover {
            background: rgba(123, 46, 77, 0.12);
            border-color: var(--brand-mid);
            transform: translateY(-2px);
        }

        .btn-accent {
            background: var(--accent);
            color: #1A1A1A;
        }

        .btn-accent:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(232, 163, 61, 0.3);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-secondary);
            border-top: 1px solid var(--border-color);
            padding: 48px 0 24px;
            margin-top: var(--section-space);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid var(--border-color);
            margin-bottom: 24px;
        }

        .footer-brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 18px;
            color: var(--text-primary);
        }

        .footer-brand-logo .nav-logo-icon {
            width: 32px;
            height: 32px;
            font-size: 14px;
            border-radius: 8px;
        }

        .footer-brand-desc {
            font-size: 13px;
            color: var(--text-secondary);
            margin: 12px 0 0;
            line-height: 1.7;
            max-width: 320px;
        }

        .footer-col-title {
            font-size: 14px;
            font-weight: 700;
            color: var(--text-primary);
            margin: 0 0 12px;
        }

        .footer-col-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-col-links a {
            font-size: 13px;
            color: var(--text-secondary);
            transition: color var(--transition);
        }

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

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .footer-bottom p {
            margin: 0;
        }

        .footer-beian {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        .footer-bottom-links {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-left: auto;
        }

        .footer-bottom-links a {
            color: var(--text-secondary);
            font-size: 12px;
            transition: color var(--transition);
        }

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

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .card-grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }

            .subscribe-panel {
                flex-direction: column;
                align-items: flex-start;
            }

            .subscribe-panel .sub-form {
                flex-wrap: wrap;
            }

            .subscribe-panel .sub-form input {
                min-width: 100%;
                flex: 1;
            }
        }

        @media (max-width: 768px) {
            :root {
                --section-space: 48px;
            }

            .site-header {
                top: 10px;
                width: calc(100% - 24px);
            }

            .nav-capsule {
                padding: 6px 10px 6px 16px;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                margin-top: 8px;
                background: rgba(20, 20, 26, 0.95);
                backdrop-filter: blur(14px);
                -webkit-backdrop-filter: blur(14px);
                border: 1px solid var(--border-color);
                border-radius: var(--radius-lg);
                flex-direction: column;
                align-items: stretch;
                padding: 12px;
                gap: 4px;
                box-shadow: var(--shadow-card);
            }

            .nav-links.open {
                display: flex;
            }

            .nav-links a {
                padding: 12px 16px;
                text-align: center;
                white-space: normal;
            }

            .category-banner-content {
                padding: 32px 24px;
            }

            .category-banner-content h1 {
                font-size: 28px;
            }

            .category-banner {
                min-height: 220px;
            }

            .card-grid {
                grid-template-columns: 1fr;
            }

            .card-grid-3,
            .card-grid-2 {
                grid-template-columns: 1fr;
            }

            .stat-badge-row {
                gap: 12px;
            }

            .stat-badge {
                min-width: 80px;
                padding: 16px;
                flex: 1 1 calc(50% - 12px);
                max-width: none;
            }

            .stat-badge .stat-number {
                font-size: 24px;
            }

            .steps-row {
                grid-template-columns: 1fr;
            }

            .article-list-item {
                flex-wrap: wrap;
            }

            .article-list-item .item-cover {
                width: 56px;
                height: 40px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
            }

            .footer-bottom-links {
                margin-left: 0;
            }

            .subscribe-panel {
                padding: 32px 24px;
                border-radius: var(--radius-lg);
            }

            .subscribe-panel .sub-form {
                width: 100%;
                flex-direction: column;
            }

            .subscribe-panel .sub-form input {
                min-width: 100%;
            }

            .section-title {
                font-size: 22px;
            }
        }

        @media (max-width: 520px) {
            .nav-logo-text {
                font-size: 16px;
            }

            .nav-logo-icon {
                width: 30px;
                height: 30px;
                font-size: 13px;
            }

            .category-banner-content h1 {
                font-size: 24px;
            }

            .category-banner-content {
                padding: 24px 18px;
            }

            .card-body {
                padding: 16px 18px 18px;
            }

            .stat-badge {
                flex: 1 1 100%;
                max-width: none;
            }

            .btn {
                padding: 10px 22px;
                font-size: 13px;
            }
        }

/* roulang page: category4 */
:root {
      --bg-primary: #0E0E12;
      --bg-secondary: #15151B;
      --bg-panel: rgba(30, 30, 38, 0.85);
      --bg-panel-solid: #1E1E26;
      --text-primary: #F5F2ED;
      --text-secondary: #AFA9A2;
      --text-muted: #7A746E;
      --border-color: #2B2932;
      --border-glow: rgba(232, 163, 61, 0.35);
      --brand-dark: #4A1E3C;
      --brand-mid: #7B2E4D;
      --brand-deep: #3A1630;
      --accent: #E8A33D;
      --accent-hover: #F0B350;
      --accent-soft: rgba(232, 163, 61, 0.12);
      --brand-gradient: linear-gradient(135deg, #7B2E4D 0%, #4A1E3C 100%);
      --brand-gradient-hover: linear-gradient(135deg, #8B3657 0%, #5A2650 100%);
      --radius-xl: 24px;
      --radius-lg: 20px;
      --radius-md: 16px;
      --radius-sm: 12px;
      --radius-pill: 999px;
      --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.35);
      --shadow-card-hover: 0 16px 40px rgba(0, 0, 0, 0.5);
      --shadow-nav: 0 4px 20px rgba(0, 0, 0, 0.3);
      --font-family: system-ui, -apple-system, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
      --transition: 180ms ease;
      --section-space: 72px;
      --container-max: 1200px;
      --container-pad: 24px;
    }
    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }
    html {
      scroll-behavior: smooth;
      -webkit-text-size-adjust: 100%;
    }
    body {
      font-family: var(--font-family);
      background-color: var(--bg-primary);
      color: var(--text-primary);
      line-height: 1.75;
      font-size: 15px;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      overflow-x: hidden;
      padding-top: 96px;
    }
    a {
      color: inherit;
      text-decoration: none;
      transition: color var(--transition);
    }
    img {
      max-width: 100%;
      height: auto;
      display: block;
    }
    button,
    input,
    textarea,
    select {
      font-family: inherit;
      font-size: inherit;
      color: inherit;
      border: none;
      outline: none;
      background: none;
    }
    button {
      cursor: pointer;
    }
    .container {
      max-width: var(--container-max);
      margin: 0 auto;
      padding: 0 var(--container-pad);
    }

    /* 导航 */
    .site-header {
      position: fixed;
      top: 18px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 1000;
      width: calc(100% - 48px);
      max-width: var(--container-max);
    }
    .nav-capsule {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      background: rgba(20, 20, 26, 0.78);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border: 1px solid rgba(43, 41, 50, 0.6);
      border-radius: var(--radius-pill);
      padding: 8px 12px 8px 20px;
      box-shadow: var(--shadow-nav);
      transition: background var(--transition), border-color var(--transition);
    }
    .nav-capsule:hover {
      border-color: rgba(43, 41, 50, 0.9);
    }
    .nav-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }
    .nav-logo-icon {
      width: 36px;
      height: 36px;
      border-radius: 10px;
      background: var(--brand-gradient);
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 900;
      font-size: 16px;
      color: #fff;
      letter-spacing: -0.5px;
      flex-shrink: 0;
    }
    .nav-logo-text {
      font-weight: 800;
      font-size: 18px;
      letter-spacing: 0.5px;
      color: var(--text-primary);
      white-space: nowrap;
    }
    .nav-logo-text span {
      color: var(--accent);
    }
    .nav-links {
      display: flex;
      align-items: center;
      gap: 4px;
      list-style: none;
    }
    .nav-links li {
      position: relative;
    }
    .nav-links a {
      display: block;
      padding: 8px 16px;
      border-radius: var(--radius-pill);
      font-size: 14px;
      font-weight: 500;
      color: var(--text-secondary);
      transition: all var(--transition);
      white-space: nowrap;
    }
    .nav-links a:hover {
      color: var(--text-primary);
      background: rgba(255, 255, 255, 0.06);
    }
    .nav-links a.active {
      color: #fff;
      background: var(--brand-gradient);
      font-weight: 600;
    }
    .nav-toggle {
      display: none;
      flex-direction: column;
      gap: 5px;
      padding: 8px;
      border-radius: 10px;
      background: transparent;
      border: 1px solid transparent;
      transition: all var(--transition);
    }
    .nav-toggle:hover {
      background: rgba(255, 255, 255, 0.06);
      border-color: var(--border-color);
    }
    .nav-toggle-bar {
      width: 22px;
      height: 2px;
      background: var(--text-primary);
      border-radius: 2px;
      transition: all var(--transition);
    }
    .nav-toggle.open .nav-toggle-bar:nth-child(1) {
      transform: translateY(7px) rotate(45deg);
    }
    .nav-toggle.open .nav-toggle-bar:nth-child(2) {
      opacity: 0;
    }
    .nav-toggle.open .nav-toggle-bar:nth-child(3) {
      transform: translateY(-7px) rotate(-45deg);
    }

    /* 通用 section */
    .section {
      padding: var(--section-space) 0;
    }
    .section-alt {
      background: var(--bg-secondary);
    }
    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 36px;
      flex-wrap: wrap;
    }
    .section-head h2 {
      font-size: clamp(24px, 4vw, 32px);
      font-weight: 800;
      line-height: 1.25;
      letter-spacing: -0.5px;
    }
    .section-head p {
      color: var(--text-secondary);
      font-size: 15px;
      max-width: 560px;
    }

    /* 按钮与标签 */
    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 24px;
      border-radius: var(--radius-pill);
      font-weight: 700;
      font-size: 14px;
      transition: all var(--transition);
      border: 1px solid transparent;
      white-space: nowrap;
      cursor: pointer;
    }
    .btn-primary {
      background: var(--brand-gradient);
      color: #fff;
      border: 1px solid transparent;
    }
    .btn-primary:hover {
      background: var(--brand-gradient-hover);
      border-color: var(--border-glow);
      filter: brightness(1.08);
    }
    .btn-secondary {
      background: transparent;
      color: var(--text-primary);
      border: 1px solid var(--brand-mid);
    }
    .btn-secondary:hover {
      background: rgba(123, 46, 77, 0.12);
      border-color: var(--accent);
    }
    .tag {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      padding: 6px 14px;
      border-radius: var(--radius-pill);
      font-size: 13px;
      font-weight: 500;
      color: var(--text-secondary);
      background: rgba(255, 255, 255, 0.04);
      border: 1px solid var(--border-color);
      transition: all var(--transition);
    }
    .tag-active {
      color: var(--accent);
      border-color: rgba(232, 163, 61, 0.4);
      background: var(--accent-soft);
    }

    /* 分类横幅 */
    .category-banner {
      position: relative;
      display: flex;
      align-items: center;
      min-height: 440px;
      padding: 80px 0;
      overflow: hidden;
      margin-top: -20px;
      background: var(--bg-secondary);
    }
    .banner-bg {
      position: absolute;
      inset: 0;
      background-size: cover;
      background-position: center;
      opacity: 0.45;
      background-image: url('/assets/images/8f41707fa38ee01f.webp');
    }
    .banner-overlay {
      position: absolute;
      inset: 0;
      background: linear-gradient(90deg, rgba(10, 10, 14, 0.96) 0%, rgba(30, 20, 30, 0.82) 45%, rgba(10, 10, 14, 0.62) 100%);
    }
    .banner-container {
      position: relative;
      z-index: 2;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 40px;
      width: 100%;
    }
    .banner-left {
      max-width: 680px;
    }
    .breadcrumb {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 20px;
      font-size: 13px;
      color: var(--text-secondary);
    }
    .breadcrumb a {
      color: var(--accent);
      transition: color var(--transition);
    }
    .breadcrumb a:hover {
      color: var(--accent-hover);
    }
    .breadcrumb span {
      color: var(--text-muted);
    }
    .category-banner h1 {
      font-size: clamp(36px, 6vw, 56px);
      font-weight: 900;
      line-height: 1.15;
      letter-spacing: -1px;
      margin-bottom: 16px;
    }
    .banner-sub {
      font-size: 17px;
      color: var(--text-secondary);
      margin-bottom: 28px;
      max-width: 560px;
      line-height: 1.85;
    }
    .banner-actions {
      display: flex;
      gap: 16px;
      flex-wrap: wrap;
    }
    .banner-aside {
      display: flex;
      flex-direction: column;
      gap: 14px;
      margin-left: auto;
      flex-shrink: 0;
    }
    .stat-mini-card {
      width: 220px;
      padding: 18px 20px;
      border-radius: var(--radius-lg);
      background: rgba(30, 30, 38, 0.85);
      border: 1px solid rgba(43, 41, 50, 0.7);
      box-shadow: var(--shadow-card);
    }
    .stat-mini-card span {
      display: block;
      font-size: 26px;
      font-weight: 800;
      color: var(--accent);
      line-height: 1.2;
    }
    .stat-mini-card small {
      color: var(--text-secondary);
      font-size: 13px;
    }

    /* 步骤 */
    .steps-grid {
      display: flex;
      gap: 22px;
      flex-wrap: wrap;
      margin-top: 16px;
    }
    .step-card {
      flex: 1 1 220px;
      min-width: 240px;
      background: var(--bg-panel);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 28px 24px;
      transition: all var(--transition);
    }
    .step-card:hover {
      transform: translateY(-4px);
      border-color: rgba(232, 163, 61, 0.4);
      box-shadow: var(--shadow-card-hover);
    }
    .step-num {
      font-size: 38px;
      font-weight: 900;
      color: var(--accent);
      line-height: 1;
      margin-bottom: 12px;
    }
    .step-card h3 {
      font-size: 18px;
      font-weight: 700;
      margin-bottom: 12px;
    }
    .step-card p {
      color: var(--text-secondary);
      font-size: 14px;
      line-height: 1.8;
    }

    /* 列表卡片 */
    .toolbar {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
    }
    .toolbar-label {
      font-size: 13px;
      color: var(--text-muted);
      margin-right: 6px;
    }
    .list-card-grid {
      display: flex;
      flex-wrap: wrap;
      gap: 24px;
      margin-top: 16px;
    }
    .list-card {
      flex: 1 1 calc(33.333% - 16px);
      min-width: 280px;
      background: var(--bg-panel);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      overflow: hidden;
      transition: all var(--transition);
      box-shadow: var(--shadow-card);
      display: flex;
      flex-direction: column;
    }
    .list-card:hover {
      transform: translateY(-4px);
      border-color: var(--border-glow);
      box-shadow: var(--shadow-card-hover);
    }
    .list-cover {
      height: 170px;
      overflow: hidden;
      background: var(--brand-dark);
    }
    .list-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform var(--transition);
    }
    .list-card:hover .list-cover img {
      transform: scale(1.04);
    }
    .list-body {
      padding: 20px;
      display: flex;
      flex-direction: column;
      gap: 12px;
      flex: 1;
    }
    .list-body h3 {
      font-size: 17px;
      font-weight: 700;
      line-height: 1.4;
    }
    .list-body p {
      color: var(--text-secondary);
      font-size: 14px;
      line-height: 1.75;
    }
    .list-meta {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 12px;
      color: var(--text-muted);
      margin-top: auto;
    }
    .text-link {
      color: var(--accent);
      font-weight: 600;
      font-size: 14px;
      transition: color var(--transition);
      margin-top: 6px;
    }
    .text-link:hover {
      color: var(--accent-hover);
    }

    /* 专题横卡 */
    .topic-grid {
      display: flex;
      flex-direction: column;
      gap: 20px;
      margin-top: 16px;
    }
    .topic-card {
      display: flex;
      align-items: center;
      gap: 24px;
      background: var(--bg-panel);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 20px;
      transition: all var(--transition);
    }
    .topic-card:hover {
      transform: translateY(-3px);
      border-color: var(--accent);
      box-shadow: var(--shadow-card-hover);
    }
    .topic-card img {
      width: 160px;
      height: 110px;
      object-fit: cover;
      border-radius: var(--radius-md);
      flex-shrink: 0;
      background: var(--brand-dark);
    }
    .topic-card-body h3 {
      font-size: 19px;
      font-weight: 700;
      margin-bottom: 8px;
    }
    .topic-card-body p {
      color: var(--text-secondary);
      font-size: 14px;
      line-height: 1.7;
      margin-bottom: 10px;
    }

    /* 数据徽章 */
    .data-badge-grid {
      display: flex;
      flex-wrap: wrap;
      gap: 18px;
      margin-top: 16px;
    }
    .data-badge {
      flex: 1 1 150px;
      min-width: 140px;
      background: var(--bg-panel-solid);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 26px 18px;
      text-align: center;
      transition: all var(--transition);
    }
    .data-badge:hover {
      border-color: var(--accent);
      transform: translateY(-3px);
      box-shadow: var(--shadow-card-hover);
    }
    .data-badge span {
      display: block;
      font-size: 34px;
      font-weight: 800;
      color: var(--accent);
      line-height: 1.2;
      margin-bottom: 8px;
    }
    .data-badge small {
      color: var(--text-secondary);
      font-size: 13px;
    }

    /* 安全要点 */
    .security-grid {
      display: flex;
      flex-wrap: wrap;
      gap: 20px;
      margin-top: 16px;
    }
    .security-card {
      flex: 1 1 260px;
      min-width: 240px;
      background: var(--bg-panel);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-lg);
      padding: 24px;
      transition: all var(--transition);
    }
    .security-card:hover {
      border-color: var(--border-glow);
      transform: translateY(-3px);
    }
    .security-card h3 {
      font-size: 17px;
      font-weight: 700;
      margin-bottom: 8px;
    }
    .security-card p {
      color: var(--text-secondary);
      font-size: 14px;
      line-height: 1.8;
    }

    /* 更新列表 */
    .update-list {
      list-style: none;
      border-top: 1px solid var(--border-color);
      margin-top: 16px;
    }
    .update-list li {
      border-bottom: 1px solid var(--border-color);
    }
    .update-list a {
      display: flex;
      align-items: center;
      gap: 20px;
      padding: 16px 0;
      transition: color var(--transition);
    }
    .update-list a:hover {
      color: var(--accent);
    }
    .update-date {
      flex-shrink: 0;
      width: 60px;
      font-size: 13px;
      color: var(--text-muted);
    }
    .update-title {
      font-weight: 600;
      font-size: 15px;
    }

    /* FAQ */
    .faq-list {
      display: flex;
      flex-direction: column;
      gap: 14px;
      margin-top: 16px;
    }
    .faq-item {
      background: var(--bg-panel);
      border: 1px solid var(--border-color);
      border-radius: var(--radius-md);
      overflow: hidden;
      transition: border-color var(--transition);
    }
    .faq-item:hover {
      border-color: var(--border-glow);
    }
    .faq-item summary {
      padding: 18px 22px;
      font-weight: 700;
      font-size: 15px;
      cursor: pointer;
      list-style: none;
      position: relative;
      color: var(--text-primary);
    }
    .faq-item summary::-webkit-details-marker {
      display: none;
    }
    .faq-item summary::after {
      content: "+";
      position: absolute;
      right: 22px;
      top: 50%;
      transform: translateY(-50%);
      font-size: 22px;
      color: var(--accent);
      transition: transform var(--transition);
    }
    .faq-item[open] summary::after {
      content: "−";
      transform: translateY(-50%) rotate(180deg);
    }
    .faq-item p {
      padding: 0 22px 20px;
      color: var(--text-secondary);
      font-size: 14px;
      line-height: 1.8;
    }

    /* CTA */
    .cta-panel {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 32px;
      background: var(--brand-gradient);
      border-radius: var(--radius-xl);
      padding: 40px 44px;
      flex-wrap: wrap;
    }
    .cta-content h2 {
      font-size: 26px;
      font-weight: 800;
      margin-bottom: 10px;
    }
    .cta-content p {
      color: rgba(245, 242, 237, 0.85);
      font-size: 15px;
      max-width: 520px;
    }
    .subscribe-form {
      display: flex;
      align-items: center;
      gap: 14px;
      flex-wrap: wrap;
      background: rgba(0, 0, 0, 0.2);
      padding: 12px 16px;
      border-radius: var(--radius-pill);
      width: 100%;
      max-width: 460px;
    }
    .subscribe-form label {
      font-size: 14px;
      font-weight: 600;
      white-space: nowrap;
      color: #fff;
    }
    .subscribe-form input {
      flex: 1;
      min-width: 180px;
      padding: 10px 14px;
      border-radius: var(--radius-pill);
      background: rgba(255, 255, 255, 0.09);
      border: 1px solid rgba(255, 255, 255, 0.15);
      color: #fff;
    }
    .subscribe-form input:focus {
      border-color: var(--accent);
      background: rgba(0, 0, 0, 0.22);
    }
    .subscribe-form .btn-primary {
      background: #0E0E12;
      color: #fff;
    }
    .subscribe-form .btn-primary:hover {
      background: #1c1c24;
      border-color: var(--accent);
    }

    /* 页脚 */
    .site-footer {
      background: var(--bg-secondary);
      border-top: 1px solid var(--border-color);
      padding: 60px 0 30px;
      margin-top: 32px;
    }
    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 36px;
    }
    .footer-brand-logo {
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 800;
      font-size: 20px;
      margin-bottom: 12px;
    }
    .footer-brand-desc {
      color: var(--text-secondary);
      font-size: 14px;
      line-height: 1.8;
      max-width: 280px;
    }
    .footer-col-title {
      font-size: 16px;
      font-weight: 700;
      margin-bottom: 14px;
    }
    .footer-col-links {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }
    .footer-col-links a {
      color: var(--text-secondary);
      font-size: 14px;
      transition: color var(--transition);
    }
    .footer-col-links a:hover {
      color: var(--accent);
    }
    .footer-bottom {
      border-top: 1px solid var(--border-color);
      padding-top: 24px;
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      align-items: center;
      justify-content: space-between;
      color: var(--text-muted);
      font-size: 13px;
    }
    .footer-beian {
      display: flex;
      gap: 18px;
      flex-wrap: wrap;
    }
    .footer-bottom-links {
      display: flex;
      gap: 12px;
      align-items: center;
    }
    .footer-bottom-links a {
      color: var(--text-muted);
      transition: color var(--transition);
    }
    .footer-bottom-links a:hover {
      color: var(--accent);
    }

    /* 响应式 */
    @media (max-width: 1024px) {
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
      .banner-container {
        gap: 24px;
      }
    }
    @media (max-width: 768px) {
      body {
        padding-top: 80px;
      }
      .site-header {
        top: 12px;
        width: calc(100% - 24px);
      }
      .nav-capsule {
        padding: 8px 12px;
      }
      .nav-toggle {
        display: flex;
      }
      .nav-links {
        position: absolute;
        top: calc(100% + 8px);
        left: 12px;
        right: 12px;
        flex-direction: column;
        background: rgba(20, 20, 26, 0.96);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-lg);
        padding: 12px;
        display: none;
        box-shadow: var(--shadow-nav);
      }
      .nav-links.show {
        display: flex;
      }
      .nav-links a {
        width: 100%;
        padding: 12px 16px;
      }
      .banner-container {
        flex-direction: column;
        align-items: flex-start;
      }
      .banner-aside {
        flex-direction: row;
        flex-wrap: wrap;
        margin-left: 0;
      }
      .stat-mini-card {
        width: auto;
        flex: 1 1 120px;
      }
      .section {
        padding: 56px 0;
      }
      .section-head {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
      }
      .list-card {
        flex: 1 1 calc(50% - 12px);
        min-width: 220px;
      }
      .topic-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
      }
      .topic-card img {
        width: 100%;
        height: 180px;
      }
      .cta-panel {
        padding: 30px 24px;
        flex-direction: column;
      }
      .subscribe-form {
        width: 100%;
        max-width: 100%;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
      }
      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
      }
    }
    @media (max-width: 520px) {
      .list-card {
        flex: 1 1 100%;
        min-width: 0;
      }
      .list-cover {
        height: 150px;
      }
      .stat-mini-card span {
        font-size: 22px;
      }
      .banner-actions {
        flex-direction: column;
        align-items: stretch;
      }
      .btn {
        width: 100%;
        justify-content: center;
      }
      .data-badge {
        flex: 1 1 45%;
        min-width: 120px;
      }
      .category-banner {
        min-height: auto;
        padding: 56px 0 72px;
      }
    }