/* roulang page: index */
:root {
            --bg-primary: #0B1110;
            --bg-surface: #131C1A;
            --bg-surface-hover: #182321;
            --accent-gold: #D3AE6E;
            --accent-orange: #ED7D3A;
            --accent-dark-red: #3A1F1C;
            --text-primary: #F0EDE4;
            --text-secondary: #A3A89F;
            --text-muted: #6B736D;
            --border-gold: rgba(211, 174, 110, 0.16);
            --border-gold-hover: rgba(211, 174, 110, 0.32);
            --radius-lg: 16px;
            --radius-md: 10px;
            --radius-sm: 8px;
            --radius-tag: 6px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(211, 174, 110, 0.10);
            --shadow-hover: 0 12px 28px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(211, 174, 110, 0.20);
            --shadow-btn: 0 0 16px rgba(211, 174, 110, 0.25);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background-color: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease, border-color .2s ease, background .2s ease;
        }
        img {
            max-width: 100%;
            display: block;
        }
        button {
            cursor: pointer;
            border: none;
            outline: none;
            background: none;
            font-family: inherit;
        }
        input {
            outline: none;
            border: none;
            background: transparent;
            font-family: inherit;
        }
        ul {
            list-style: none;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 16px;
        }
        .section {
            padding: 96px 0;
        }
        .section-sm {
            padding: 56px 0;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(11, 17, 16, 0.95);
            border-bottom: 1px solid var(--border-gold);
            backdrop-filter: blur(14px);
        }
        .header-top {
            padding: 10px 0;
        }
        .header-nav {
            border-top: 1px solid rgba(211, 174, 110, 0.08);
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--accent-gold) 0%, #B8904E 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 17px;
            color: #0B1110;
            letter-spacing: -1px;
            flex-shrink: 0;
            box-shadow: 0 0 12px rgba(211, 174, 110, 0.3);
        }
        .logo-text {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 1px;
            white-space: nowrap;
        }
        .logo-text span {
            color: var(--accent-gold);
        }
        .nav-list {
            display: flex;
            align-items: center;
            gap: 2px;
        }
        .nav-link {
            display: block;
            padding: 12px 20px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            position: relative;
            transition: color .2s, background .2s;
        }
        .nav-link:hover {
            color: var(--accent-gold);
            background: rgba(211, 174, 110, 0.05);
        }
        .nav-link.active {
            color: var(--accent-gold);
            font-weight: 600;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 2px;
            background: var(--accent-gold);
            border-radius: 2px;
        }
        .hot-tags {
            display: flex;
            gap: 6px;
        }
        .hot-tag {
            font-size: 12px;
            color: var(--text-muted);
            padding: 4px 10px;
            border-radius: 100px;
            border: 1px solid rgba(211, 174, 110, 0.14);
            transition: color .2s, border-color .2s;
        }
        .hot-tag:hover {
            color: var(--accent-gold);
            border-color: var(--accent-gold);
        }
        .header-btn {
            font-size: 13px;
            font-weight: 600;
            padding: 7px 16px;
            border-radius: var(--radius-sm);
            transition: all .2s;
            display: inline-block;
        }
        .btn-login {
            color: var(--text-secondary);
            border: 1px solid var(--border-gold);
        }
        .btn-login:hover {
            border-color: var(--accent-gold);
            color: var(--accent-gold);
        }
        .btn-register {
            background: var(--accent-gold);
            color: #0B1110;
            border: 1px solid var(--accent-gold);
        }
        .btn-register:hover {
            background: #E4C485;
            border-color: #E4C485;
        }
        .search-toggle {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-secondary);
            border: 1px solid var(--border-gold);
            transition: all .2s;
            background: transparent;
        }
        .search-toggle:hover {
            color: var(--accent-gold);
            border-color: var(--accent-gold);
        }
        .search-panel {
            position: absolute;
            top: calc(100% + 8px);
            right: 0;
            width: 320px;
            background: var(--bg-surface);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            padding: 12px;
            display: none;
            box-shadow: var(--shadow-card);
            z-index: 99;
        }
        .search-panel.open {
            display: block;
        }
        .search-panel input {
            width: 100%;
            background: #0F1513;
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-sm);
            padding: 10px 14px;
            color: var(--text-primary);
            font-size: 14px;
            transition: border-color .2s, box-shadow .2s;
        }
        .search-panel input:focus {
            border-color: var(--accent-gold);
            box-shadow: 0 0 0 3px rgba(211, 174, 110, 0.15);
        }

        /* ===== 按钮 ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--accent-gold);
            color: #0B1110;
            font-size: 16px;
            font-weight: 700;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-btn);
            border: 1px solid var(--accent-gold);
            transition: all .25s ease;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: #E4C485;
            transform: scale(1.02);
            box-shadow: 0 0 24px rgba(211, 174, 110, 0.4);
        }
        .btn-primary:focus {
            outline: 3px solid rgba(211, 174, 110, 0.4);
            outline-offset: 2px;
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            color: var(--accent-gold);
            font-size: 16px;
            font-weight: 600;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--accent-gold);
            transition: all .25s ease;
            white-space: nowrap;
        }
        .btn-outline:hover {
            background: var(--accent-gold);
            color: #0B1110;
            transform: scale(1.02);
        }
        .btn-outline:focus {
            outline: 3px solid rgba(211, 174, 110, 0.4);
            outline-offset: 2px;
        }
        .btn-xl {
            padding: 18px 48px;
            font-size: 18px;
            border-radius: var(--radius-md);
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 680px;
            display: flex;
            align-items: center;
            background-size: cover;
            background-position: center;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background:
                radial-gradient(ellipse at center, transparent 0%, rgba(11, 17, 16, 0.55) 55%, #0B1110 100%),
                linear-gradient(to bottom, rgba(11, 17, 16, 0.25) 0%, rgba(11, 17, 16, 0.65) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 80px 0;
        }
        .hero-subtitle {
            max-width: 620px;
            margin: 20px auto;
            font-size: 18px;
            color: var(--text-secondary);
            line-height: 1.7;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(211, 174, 110, 0.1);
            border: 1px solid var(--border-gold);
            border-radius: 100px;
            padding: 6px 18px;
            font-size: 13px;
            color: var(--accent-gold);
            margin-bottom: 24px;
        }
        .hero-countdown {
            margin-top: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 12px;
        }
        .countdown-box {
            background: rgba(211, 174, 110, 0.07);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-sm);
            padding: 6px 14px;
            min-width: 60px;
            text-align: center;
        }
        .countdown-num {
            font-size: 26px;
            font-weight: 700;
            color: var(--accent-gold);
            line-height: 1.2;
            font-family: "Oswald", -apple-system, sans-serif;
        }
        .countdown-label {
            font-size: 11px;
            color: var(--text-muted);
            margin-top: 2px;
        }
        .countdown-colon {
            font-size: 22px;
            color: var(--accent-gold);
            font-weight: 700;
            padding-bottom: 14px;
        }

        /* ===== 卡片 ===== */
        .card {
            background: var(--bg-surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(211, 174, 110, 0.08);
            transition: transform .3s, box-shadow .3s, border-color .3s;
        }
        .card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-gold-hover);
        }

        /* ===== 步骤流 ===== */
        .step-item {
            display: flex;
            gap: 28px;
            position: relative;
        }
        .step-num {
            flex-shrink: 0;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: rgba(211, 174, 110, 0.1);
            border: 1px solid var(--accent-gold);
            color: var(--accent-gold);
            font-size: 18px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 0 16px rgba(211, 174, 110, 0.1);
        }
        .step-line {
            position: absolute;
            left: 28px;
            top: 56px;
            width: 1px;
            height: calc(100% - 30px);
            border-left: 1px dashed rgba(211, 174, 110, 0.3);
        }
        .step-item:last-child .step-line {
            display: none;
        }
        .step-card {
            background: var(--bg-surface);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-lg);
            padding: 24px;
            transition: all .3s;
            flex: 1;
        }
        .step-card:hover {
            border-color: var(--accent-gold);
            transform: translateY(-2px);
        }

        /* ===== 奖励阶梯 ===== */
        .reward-podium {
            display: flex;
            align-items: flex-end;
            gap: 24px;
        }
        .reward-item {
            flex: 1;
            border-radius: var(--radius-lg);
            padding: 32px 20px 28px;
            text-align: center;
            background: var(--bg-surface);
            border: 1px solid var(--border-gold);
            position: relative;
            transition: transform .3s, border-color .3s, box-shadow .3s;
        }
        .reward-item:hover {
            transform: translateY(-4px);
        }
        .reward-item.highlight {
            border-color: rgba(237, 125, 58, 0.5);
            box-shadow: 0 0 28px rgba(237, 125, 58, 0.12);
        }
        .reward-level {
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 2px;
            color: var(--text-muted);
            text-transform: uppercase;
        }
        .reward-icon {
            width: 64px;
            height: 64px;
            border-radius: 16px;
            margin: 16px auto;
            background: rgba(211, 174, 110, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
        }
        .reward-item.highlight .reward-icon {
            background: rgba(237, 125, 58, 0.12);
        }

        /* ===== 进度环 ===== */
        .progress-ring {
            position: relative;
            width: 200px;
            height: 200px;
            margin: 0 auto;
        }
        .progress-ring svg {
            transform: rotate(-90deg);
        }
        .progress-ring .track {
            fill: none;
            stroke: rgba(211, 174, 110, 0.12);
            stroke-width: 8;
        }
        .progress-ring .bar {
            fill: none;
            stroke: var(--accent-gold);
            stroke-width: 8;
            stroke-linecap: round;
            stroke-dasharray: 502.65;
            stroke-dashoffset: 160;
            transition: stroke-dashoffset 1s ease;
        }
        .progress-value {
            position: absolute;
            inset: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
        }
        .progress-value .num {
            font-size: 36px;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1;
        }
        .progress-value .label {
            font-size: 12px;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ===== 任务列表 ===== */
        .task-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 20px;
            background: rgba(19, 28, 26, 0.7);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            transition: border-color .2s, background .2s;
        }
        .task-item:hover {
            border-color: rgba(211, 174, 110, 0.35);
            background: rgba(24, 35, 33, 0.8);
        }
        .task-status {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            border: 2px solid var(--text-muted);
            flex-shrink: 0;
        }
        .task-status.done {
            background: var(--accent-gold);
            border-color: var(--accent-gold);
            box-shadow: 0 0 6px rgba(211, 174, 110, 0.3);
        }
        .task-status.doing {
            border-color: var(--accent-orange);
            border-top-color: transparent;
            animation: spin 1s linear infinite;
        }
        .task-status.todo {
            border-color: var(--text-muted);
        }
        @keyframes spin {
            to {
                transform: rotate(360deg);
            }
        }

        /* ===== FAQ ===== */
        .faq-item {
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            margin-bottom: 14px;
            overflow: hidden;
            background: var(--bg-surface);
            transition: border-color .2s;
        }
        .faq-item.open {
            border-color: var(--accent-gold);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            cursor: pointer;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            transition: color .2s;
        }
        .faq-question:hover {
            color: var(--accent-gold);
        }
        .faq-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            border: 1px solid var(--accent-gold);
            color: var(--accent-gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 400;
            transition: transform .3s, background .3s, color .3s;
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--accent-gold);
            color: #0B1110;
        }
        .faq-answer {
            padding: 0 24px 20px;
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.8;
            display: none;
        }
        .faq-item.open .faq-answer {
            display: block;
        }

        /* ===== 黄金分隔线 ===== */
        .gold-line {
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(211, 174, 110, 0.5), transparent);
            border: none;
        }

        /* ===== 标签 ===== */
        .tag {
            display: inline-block;
            background: rgba(211, 174, 110, 0.1);
            color: var(--accent-gold);
            font-size: 12px;
            padding: 4px 12px;
            border-radius: 100px;
            font-weight: 500;
            line-height: 1.4;
        }
        .tag-orange {
            background: rgba(237, 125, 58, 0.12);
            color: var(--accent-orange);
        }

        /* ===== 资讯 ===== */
        .post-card {
            padding: 24px;
            border-radius: var(--radius-lg);
            background: var(--bg-surface);
            border: 1px solid var(--border-gold);
            transition: transform .3s, border-color .3s, box-shadow .3s;
            height: 100%;
        }
        .post-card:hover {
            transform: translateY(-3px);
            border-color: var(--accent-gold);
            box-shadow: var(--shadow-hover);
        }
        .post-card:hover h3 {
            color: var(--accent-gold);
        }
        .post-list-item {
            display: flex;
            gap: 16px;
            padding: 16px 12px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            transition: padding-left .2s, background .2s;
            border-radius: 6px;
        }
        .post-list-item:hover {
            padding-left: 20px;
            background: rgba(211, 174, 110, 0.04);
        }
        .post-list-item h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.5;
            transition: color .2s;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .post-list-item:hover h4 {
            color: var(--accent-gold);
        }
        .post-list-item p {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 4px;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* ===== 统计 ===== */
        .stat-number {
            font-size: 36px;
            font-weight: 800;
            color: var(--accent-gold);
            line-height: 1.2;
        }
        .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 4px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #0A0E0D;
            border-top: 1px solid var(--border-gold);
            padding: 64px 0 32px;
        }
        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 20px;
        }
        .footer-link {
            font-size: 14px;
            color: var(--text-muted);
            display: block;
            padding: 4px 0;
            transition: color .2s, padding-left .2s;
        }
        .footer-link:hover {
            color: var(--accent-gold);
            padding-left: 4px;
        }
        .footer-copy {
            text-align: center;
            color: var(--text-muted);
            font-size: 13px;
            padding-top: 32px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            margin-top: 48px;
        }

        /* ===== 移动端菜单 ===== */
        .mobile-menu {
            position: fixed;
            top: 0;
            right: -100%;
            width: 288px;
            height: 100vh;
            background: var(--bg-surface);
            border-left: 1px solid var(--border-gold);
            transition: right .3s ease;
            z-index: 999;
            padding: 24px;
            display: flex;
            flex-direction: column;
        }
        .mobile-menu.open {
            right: 0;
        }
        .mobile-menu-overlay {
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.55);
            z-index: 998;
            display: none;
            backdrop-filter: blur(2px);
        }
        .mobile-menu-overlay.open {
            display: block;
        }
        .mobile-nav-link {
            display: block;
            padding: 14px 16px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-secondary);
            border-radius: var(--radius-sm);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            transition: all .2s;
        }
        .mobile-nav-link:hover,
        .mobile-nav-link.active {
            color: var(--accent-gold);
            background: rgba(211, 174, 110, 0.06);
            padding-left: 20px;
        }

        /* ===== 样式辅助 ===== */
        .bg-grid-texture {
            background-image:
                linear-gradient(rgba(211, 174, 110, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(211, 174, 110, 0.03) 1px, transparent 1px);
            background-size: 32px 32px;
        }
        .trust-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 16px 20px;
            background: rgba(19, 28, 26, 0.6);
            border: 1px solid var(--border-gold);
            border-radius: var(--radius-md);
            transition: border-color .2s, transform .2s;
        }
        .trust-item:hover {
            border-color: var(--accent-gold);
            transform: translateY(-2px);
        }
        .trust-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: rgba(211, 174, 110, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            flex-shrink: 0;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .container {
                padding: 0 20px;
            }
            .section {
                padding: 72px 0;
            }
            .hero {
                min-height: 600px;
            }
            .reward-podium {
                gap: 16px;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }
            .hero {
                min-height: 520px;
            }
            .hero-content {
                padding: 48px 0;
            }
            .hero-subtitle {
                font-size: 16px;
            }
            .hero-countdown {
                gap: 8px;
                flex-wrap: wrap;
            }
            .countdown-box {
                min-width: 52px;
                padding: 4px 10px;
            }
            .countdown-num {
                font-size: 20px;
            }
            .step-item {
                flex-direction: column;
                gap: 12px;
            }
            .step-line {
                display: none;
            }
            .reward-podium {
                flex-direction: column;
                align-items: stretch;
            }
            .reward-item {
                padding: 24px 20px;
            }
            .stat-number {
                font-size: 28px;
            }
            .nav-list {
                gap: 0;
            }
            .nav-link {
                padding: 10px 12px;
                font-size: 14px;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero {
                min-height: 480px;
            }
            .btn-primary,
            .btn-outline {
                padding: 12px 22px;
                font-size: 15px;
            }
            .btn-xl {
                padding: 16px 36px;
                font-size: 16px;
            }
            .logo-text {
                font-size: 15px;
            }
            .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 14px;
            }
            .post-card {
                padding: 18px;
            }
        }

/* roulang page: category1 */
:root {
            --bg: #0B1110;
            --surface: #131C1A;
            --surface-hover: #182321;
            --gold: #D3AE6E;
            --orange: #ED7D3A;
            --darkred: #3A1F1C;
            --text: #F0EDE4;
            --muted: #A3A89F;
            --weak: #6B736D;
            --border: rgba(211, 174, 110, 0.16);
            --radius-lg: 16px;
            --radius-md: 10px;
            --radius-sm: 8px;
            --radius-tag: 6px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(211, 174, 110, 0.10);
            --shadow-hover: 0 12px 28px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(211, 174, 110, 0.22);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            background: var(--bg);
            color: var(--text);
            font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color .25s ease, background .25s ease, border-color .25s ease, box-shadow .25s ease;
        }

        button {
            font-family: inherit;
            cursor: pointer;
        }

        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(11, 17, 16, 0.95);
            border-bottom: 1px solid var(--border);
        }

        .header-top {
            padding: 14px 0;
        }

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

        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: linear-gradient(135deg, #EDC98A, #D3AE6E);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 16px;
            color: #0B1110;
            letter-spacing: 0.02em;
        }

        .logo-text {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            letter-spacing: 0.02em;
            line-height: 1.3;
            white-space: nowrap;
        }

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

        .search-toggle {
            width: 40px;
            height: 40px;
            border-radius: 8px;
            background: transparent;
            border: 1px solid transparent;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--muted);
            transition: all .25s;
        }

        .search-toggle:hover {
            color: var(--gold);
            border-color: var(--border);
            background: var(--surface);
        }

        .search-panel {
            position: absolute;
            top: 46px;
            right: 0;
            width: 260px;
            background: #0F1513;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            padding: 10px;
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.5);
            opacity: 0;
            visibility: hidden;
            transform: translateY(-6px);
            transition: opacity .25s, transform .25s, visibility .25s;
        }

        .search-panel.open {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .search-panel input {
            width: 100%;
            background: #0B1110;
            color: var(--text);
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 10px 12px;
            font-size: 14px;
            outline: none;
        }

        .search-panel input:focus {
            border-color: var(--gold);
            box-shadow: 0 0 0 3px rgba(211, 174, 110, 0.18);
        }

        .hot-tags {
            display: flex;
            gap: 8px;
        }

        .hot-tag {
            font-size: 12px;
            color: var(--muted);
            padding: 5px 10px;
            border-radius: var(--radius-tag);
            border: 1px solid var(--border);
            background: rgba(19, 28, 26, 0.6);
            white-space: nowrap;
            transition: all .25s;
        }

        .hot-tag:hover {
            color: var(--gold);
            border-color: rgba(211, 174, 110, 0.4);
            background: rgba(19, 28, 26, 1);
        }

        .header-btn {
            padding: 8px 16px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 600;
            transition: all .25s;
        }

        .btn-login {
            border: 1px solid var(--border);
            color: var(--text);
            background: transparent;
        }

        .btn-login:hover {
            border-color: var(--gold);
            color: var(--gold);
        }

        .btn-register {
            background: var(--gold);
            border: 1px solid var(--gold);
            color: #0B1110;
        }

        .btn-register:hover {
            background: #E3C279;
            box-shadow: 0 0 16px rgba(211, 174, 110, 0.25);
        }

        .header-nav {
            border-top: 1px solid rgba(211, 174, 110, 0.08);
            background: rgba(11, 17, 16, 0.92);
        }

        .nav-list {
            display: flex;
            gap: 0;
            list-style: none;
        }

        .nav-link {
            display: block;
            padding: 13px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--muted);
            border-bottom: 2px solid transparent;
            margin-bottom: -1px;
            transition: color .25s, border-color .25s;
        }

        .nav-link:hover {
            color: var(--text);
        }

        .nav-link.active {
            color: var(--gold);
            border-bottom-color: var(--gold);
        }

        .mobile-menu {
            display: none;
            background: var(--bg);
            border-bottom: 1px solid var(--border);
            padding: 12px 0 20px;
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-link {
            display: block;
            padding: 12px 0;
            color: var(--muted);
            font-size: 15px;
            font-weight: 600;
            border-bottom: 1px solid rgba(211, 174, 110, 0.08);
        }

        .mobile-link:hover,
        .mobile-link.active {
            color: var(--gold);
        }

        .mobile-tags {
            margin-top: 16px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        /* ===== Buttons ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-size: 16px;
            font-weight: 700;
            transition: all .3s;
            border: 1px solid transparent;
        }

        .btn-primary {
            background: var(--gold);
            color: #0B1110;
            box-shadow: 0 0 16px rgba(211, 174, 110, 0.25);
        }

        .btn-primary:hover {
            background: #E8C67F;
            transform: scale(1.02);
            box-shadow: 0 0 22px rgba(211, 174, 110, 0.4);
        }

        .btn-outline {
            background: transparent;
            border-color: var(--gold);
            color: var(--gold);
        }

        .btn-outline:hover {
            background: var(--gold);
            color: #0B1110;
        }

        .btn-lg {
            padding: 18px 44px;
            font-size: 18px;
        }

        .btn:focus-visible {
            outline: 3px solid rgba(211, 174, 110, 0.5);
            outline-offset: 3px;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 560px;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            padding: 100px 0 80px;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at top, rgba(58, 31, 28, 0.35), transparent 60%), linear-gradient(180deg, rgba(11, 17, 16, 0.72), rgba(11, 17, 16, 0.95));
        }

        .hero-content {
            position: relative;
            z-index: 1;
            max-width: 820px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 8px 16px;
            font-size: 13px;
            letter-spacing: 0.08em;
            color: var(--gold);
            background: rgba(19, 28, 26, 0.6);
            margin-bottom: 20px;
        }

        .hero h1 {
            font-size: clamp(34px, 6vw, 56px);
            line-height: 1.2;
            font-weight: 800;
            color: var(--text);
        }

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

        .hero-sub {
            color: var(--muted);
            font-size: 17px;
            margin-top: 16px;
            max-width: 620px;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-actions {
            margin-top: 28px;
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .hero-scroll {
            position: absolute;
            bottom: 24px;
            left: 50%;
            transform: translateX(-50%);
            color: var(--muted);
            font-size: 13px;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            z-index: 2;
            transition: color .25s;
        }

        .hero-scroll:hover {
            color: var(--gold);
        }

        .hero-scroll svg {
            animation: bounceDown 2s infinite;
        }

        @keyframes bounceDown {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(6px);
            }
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb {
            padding: 20px 0 0;
            font-size: 14px;
            color: var(--weak);
        }

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

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

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

        .breadcrumb .sep {
            color: var(--weak);
            margin: 0 8px;
        }

        /* ===== Section ===== */
        .section {
            padding: 96px 0;
        }

        .section-alt {
            background: var(--surface);
            border-top: 1px solid rgba(211, 174, 110, 0.06);
            border-bottom: 1px solid rgba(211, 174, 110, 0.06);
        }

        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 48px;
        }

        .section-head h2 {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.2;
            color: var(--text);
        }

        .section-head p {
            color: var(--muted);
            margin-top: 12px;
        }

        .gold-divider {
            width: 64px;
            height: 2px;
            background: linear-gradient(90deg, transparent, var(--gold), transparent);
            margin: 16px auto 0;
            border: none;
        }

        /* ===== Card ===== */
        .card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 28px;
            transition: transform .3s, box-shadow .3s, border-color .3s;
            border: 1px solid rgba(211, 174, 110, 0.08);
        }

        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(211, 174, 110, 0.2);
        }

        /* ===== Stats ===== */
        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: -60px;
            position: relative;
            z-index: 3;
            padding-bottom: 24px;
        }

        .stat-item {
            text-align: center;
            padding: 24px 18px;
        }

        .stat-item .num {
            font-size: 40px;
            font-weight: 800;
            color: var(--gold);
            line-height: 1.2;
        }

        .stat-item .label {
            font-size: 14px;
            color: var(--muted);
            margin-top: 6px;
        }

        /* ===== Methods ===== */
        .method-layout {
            display: grid;
            grid-template-columns: 1fr 1.4fr;
            gap: 40px;
            align-items: center;
        }

        .method-intro h3 {
            font-size: 26px;
            font-weight: 800;
            line-height: 1.3;
        }

        .method-intro p {
            color: var(--muted);
            margin-top: 12px;
        }

        .method-intro .note {
            margin-top: 20px;
            border-left: 3px solid var(--gold);
            padding-left: 16px;
            font-size: 14px;
            color: var(--muted);
            background: rgba(19, 28, 26, 0.6);
            border-radius: 0 8px 8px 0;
            padding: 14px 16px;
        }

        .method-list {
            display: grid;
            gap: 16px;
        }

        .method-card {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            padding: 20px;
        }

        .method-icon {
            flex: 0 0 46px;
            height: 46px;
            border-radius: 12px;
            background: rgba(211, 174, 110, 0.12);
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
        }

        .method-card h3 {
            font-size: 17px;
            font-weight: 700;
        }

        .method-card p {
            font-size: 14px;
            color: var(--muted);
            margin-top: 4px;
        }

        /* ===== Steps Timeline ===== */
        .steps-list {
            position: relative;
            max-width: 800px;
            margin: 0 auto;
        }

        .steps-list::before {
            content: '';
            position: absolute;
            left: 43px;
            top: 24px;
            bottom: 24px;
            width: 1px;
            background: linear-gradient(180deg, transparent, rgba(211, 174, 110, 0.5), transparent);
        }

        .step-item {
            position: relative;
            display: flex;
            gap: 24px;
            padding: 24px 0;
        }

        .step-num {
            flex: 0 0 88px;
            height: 88px;
            border-radius: 50%;
            background: var(--surface);
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 22px;
            color: var(--gold);
            box-shadow: var(--shadow-card);
        }

        .step-body {
            padding-top: 6px;
        }

        .step-body h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text);
        }

        .step-body p {
            color: var(--muted);
            font-size: 15px;
            margin-top: 8px;
        }

        /* ===== Tag ===== */
        .tag {
            display: inline-block;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.04em;
            background: rgba(237, 125, 58, 0.12);
            border: 1px solid rgba(237, 125, 58, 0.28);
            color: var(--orange);
        }

        /* ===== Feature Grid 错位卡组 ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            align-items: stretch;
        }

        .feature-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            border: 1px solid rgba(211, 174, 110, 0.1);
            overflow: hidden;
            display: flex;
            align-items: center;
            gap: 24px;
            padding: 24px;
            box-shadow: var(--shadow-card);
            transition: transform .3s, box-shadow .3s, border-color .3s;
        }

        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(211, 174, 110, 0.22);
        }

        .feature-card.reverse {
            flex-direction: row-reverse;
        }

        .feature-card img {
            width: 44%;
            border-radius: 12px;
            object-fit: cover;
            aspect-ratio: 4/3;
        }

        .feature-content h3 {
            font-size: 20px;
            font-weight: 700;
            margin-top: 10px;
            color: var(--text);
        }

        .feature-content p {
            color: var(--muted);
            font-size: 14px;
            margin-top: 8px;
            line-height: 1.7;
        }

        .feature-offset {
            margin-top: 40px;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            background: var(--surface);
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color .3s;
        }

        .faq-item.open {
            border-color: rgba(211, 174, 110, 0.4);
        }

        .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            padding: 18px 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--text);
            font-size: 16px;
            font-weight: 600;
            text-align: left;
            transition: color .25s;
        }

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

        .faq-icon {
            flex: 0 0 28px;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--gold);
            font-size: 18px;
            transition: transform .3s, background .3s, color .3s, border-color .3s;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--gold);
            color: #0B1110;
            border-color: var(--gold);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease, padding .3s;
            padding: 0 20px;
            color: var(--muted);
            font-size: 14px;
            line-height: 1.75;
        }

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

        /* ===== CTA ===== */
        .cta-section {
            padding: 80px 0;
        }

        .cta-box {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 24px;
            padding: 56px 24px;
            text-align: center;
            box-shadow: var(--shadow-card);
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: '';
            position: absolute;
            top: -80px;
            left: 50%;
            transform: translateX(-50%);
            width: 340px;
            height: 160px;
            background: radial-gradient(ellipse, rgba(58, 31, 28, 0.5), transparent 70%);
            pointer-events: none;
        }

        .cta-box h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.3;
        }

        .cta-box p {
            color: var(--muted);
            margin-top: 12px;
        }

        .cta-actions {
            margin-top: 28px;
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .cta-trust {
            margin-top: 24px;
            display: flex;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
            font-size: 14px;
            color: var(--weak);
        }

        .cta-trust span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .cta-trust span::before {
            content: '✦';
            color: var(--gold);
            font-size: 12px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0A0E0D;
            border-top: 1px solid var(--border);
            padding: 56px 0 24px;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
            color: var(--text);
        }

        .footer-link {
            display: block;
            font-size: 14px;
            color: var(--muted);
            margin-bottom: 8px;
        }

        .footer-link:hover {
            color: var(--gold);
        }

        .footer-copy {
            border-top: 1px solid rgba(211, 174, 110, 0.1);
            margin-top: 32px;
            padding-top: 20px;
            text-align: center;
            color: var(--weak);
            font-size: 13px;
            line-height: 1.6;
        }

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

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

        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }

            .header-top {
                padding: 10px 0;
            }

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

            .hero {
                min-height: 470px;
                padding: 70px 0;
            }

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

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

            .feature-card img {
                width: 100%;
                aspect-ratio: 16/9;
            }

            .feature-offset {
                margin-top: 0;
            }

            .stats-row {
                margin-top: -36px;
                gap: 12px;
            }

            .stat-item {
                padding: 18px 12px;
            }

            .stat-item .num {
                font-size: 30px;
            }
        }

        @media (max-width: 640px) {
            .stats-row {
                grid-template-columns: repeat(2, 1fr);
            }

            .step-num {
                flex-basis: 64px;
                height: 64px;
                font-size: 18px;
            }

            .steps-list::before {
                left: 31px;
            }

            .step-item {
                gap: 16px;
            }

            .section-head h2 {
                font-size: 26px;
            }

            .cta-box {
                padding: 40px 20px;
            }

            .cta-box h2 {
                font-size: 24px;
            }

            .hero h1 {
                font-size: 34px;
            }
        }

/* roulang page: article */
:root {
  --bg: #0B1110;
  --surface: #131C1A;
  --surface-hover: #182321;
  --gold: #D3AE6E;
  --gold-light: #E4C88A;
  --orange: #ED7D3A;
  --red-glow: #3A1F1C;
  --text-main: #F0EDE4;
  --text-muted: #A3A89F;
  --text-weak: #6B736D;
  --border: rgba(211, 174, 110, 0.16);
  --border-light: rgba(211, 174, 110, 0.28);
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 8px;
  --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(211, 174, 110, 0.10);
  --shadow-hover: 0 12px 28px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(211, 174, 110, 0.22);
  --font-main: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  background: var(--bg);
  color: var(--text-main);
  font-family: var(--font-main);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a {
  color: inherit;
  text-decoration: none;
}
a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid rgba(211, 174, 110, 0.4);
  outline-offset: 2px;
}
img {
  max-width: 100%;
  display: block;
}
button {
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
}
input {
  font-family: inherit;
}
body .container {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}
.text-muted {
  color: var(--text-muted) !important;
}
.text-gold {
  color: var(--gold) !important;
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 17, 16, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow 0.3s;
}
.site-header.scrolled {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}
.header-top {
  padding: 14px 0;
  transition: padding 0.3s;
}
.site-header.scrolled .header-top {
  padding: 8px 0;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--gold) 0%, #A9864A 100%);
  color: #0B1110;
  font-weight: 800;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 1px;
  box-shadow: 0 0 20px rgba(211, 174, 110, 0.25);
}
.logo-text {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.3;
}
.logo-text span {
  color: var(--gold);
}
.search-toggle {
  color: var(--text-muted);
  transition: color 0.2s;
  padding: 8px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.search-toggle:hover {
  color: var(--gold);
}
.search-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  display: none;
  width: 280px;
  padding: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  z-index: 50;
}
.search-panel.show {
  display: block;
  animation: fadeInUp 0.2s ease;
}
.search-panel input {
  width: 100%;
  background: #0F1513;
  border: 1px solid var(--border);
  color: var(--text-main);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  font-size: 14px;
  transition: border 0.2s, box-shadow 0.2s;
}
.search-panel input:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(211, 174, 110, 0.15);
}
.hot-tags {
  display: flex;
  gap: 6px;
}
.hot-tag {
  font-size: 12px;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 999px;
  transition: all 0.2s;
  white-space: nowrap;
}
.hot-tag:hover {
  color: var(--gold);
  border-color: var(--gold);
}
.header-btn {
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  transition: all 0.2s;
  display: inline-block;
}
.btn-login {
  color: var(--text-main);
  border: 1px solid var(--border);
}
.btn-login:hover {
  color: var(--gold);
  border-color: var(--gold);
}
.btn-register {
  background: var(--gold);
  color: #0B1110;
  font-weight: 600;
}
.btn-register:hover {
  background: var(--gold-light);
  transform: scale(1.02);
  box-shadow: 0 0 16px rgba(211, 174, 110, 0.3);
}

/* 分类导航 */
.header-nav {
  display: none;
  border-top: 1px solid rgba(211, 174, 110, 0.08);
}
@media (min-width: 768px) {
  .header-nav {
    display: block;
  }
}
.nav-list {
  display: flex;
  gap: 4px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.nav-link {
  display: inline-block;
  padding: 12px 18px;
  color: var(--text-muted);
  font-size: 15px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
  position: relative;
}
.nav-link:hover {
  color: var(--gold);
  background: rgba(211, 174, 110, 0.06);
}
.nav-link.active {
  color: var(--gold);
  font-weight: 600;
}
.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: var(--gold);
}
.header-nav.mobile-open {
  display: block;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: rgba(11, 17, 16, 0.98);
  border-bottom: 1px solid var(--border);
  padding: 12px 20px 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
}
.header-nav.mobile-open .nav-list {
  flex-direction: column;
  gap: 2px;
}
.header-nav.mobile-open .nav-link {
  display: block;
  padding: 14px 12px;
  font-size: 16px;
}
.header-nav.mobile-open .nav-link.active::after {
  display: none;
}

/* ===== Article Hero ===== */
.article-hero {
  position: relative;
  padding: 130px 0 72px;
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--border);
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 100%, rgba(58, 31, 28, 0.55), transparent 60%),
    radial-gradient(ellipse at 80% 0%, rgba(211, 174, 110, 0.10), transparent 50%),
    linear-gradient(180deg, rgba(11, 17, 16, 0.72) 0%, rgba(11, 17, 16, 0.92) 100%);
}
.article-hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
}
.hero-badge {
  display: inline-block;
  background: rgba(211, 174, 110, 0.12);
  border: 1px solid var(--border-light);
  color: var(--gold);
  font-size: 13px;
  font-weight: 500;
  padding: 6px 18px;
  border-radius: 999px;
  margin-bottom: 20px;
  letter-spacing: 1px;
}
.article-h1 {
  font-size: 40px;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 16px;
  color: var(--text-main);
}
.article-meta {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
  font-size: 14px;
  flex-wrap: wrap;
}
.dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--gold);
  display: inline-block;
}

/* ===== Breadcrumb ===== */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 28px 0 8px;
  font-size: 14px;
  color: var(--text-muted);
  flex-wrap: wrap;
}
.breadcrumb a {
  color: var(--text-muted);
  transition: color 0.2s;
}
.breadcrumb a:hover {
  color: var(--gold);
}
.breadcrumb .divider {
  color: var(--text-weak);
}
.breadcrumb .current {
  color: var(--gold);
  max-width: 420px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ===== 文章正文 ===== */
.article-main {
  padding: 8px 0 56px;
}
.article-content {
  max-width: 760px;
  margin: 0 auto;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-main);
}
.article-content > * {
  margin-bottom: 24px;
}
.article-content h2 {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.35;
  margin-top: 40px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}
.article-content h3 {
  font-size: 22px;
  font-weight: 600;
  margin-top: 32px;
}
.article-content p {
  color: rgba(240, 237, 228, 0.92);
  line-height: 1.75;
}
.article-content a {
  color: var(--gold);
  border-bottom: 1px solid rgba(211, 174, 110, 0.3);
  transition: all 0.2s;
}
.article-content a:hover {
  color: var(--gold-light);
  border-bottom-color: var(--gold);
}
.article-content blockquote {
  background: var(--surface);
  border-left: 4px solid var(--gold);
  padding: 18px 22px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--text-muted);
  font-style: normal;
}
.article-content img {
  border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  margin: 32px auto;
}
.article-content ul,
.article-content ol {
  padding-left: 24px;
}
.article-content li {
  margin-bottom: 8px;
  color: rgba(240, 237, 228, 0.92);
}
.article-content li::marker {
  color: var(--gold);
}
.article-content table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
}
.article-content th {
  background: rgba(211, 174, 110, 0.08);
  color: var(--gold);
  font-weight: 600;
  padding: 12px 16px;
  text-align: left;
}
.article-content td {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  color: rgba(240, 237, 228, 0.88);
}
.article-content code {
  background: var(--surface);
  color: var(--gold);
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 0.9em;
}
.article-content hr {
  border: none;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(211, 174, 110, 0.5), transparent);
}

/* 内容未找到 */
.not-found {
  max-width: 480px;
  margin: 80px auto;
  text-align: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  box-shadow: var(--shadow-card);
}
.nf-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: rgba(237, 125, 58, 0.15);
  color: var(--orange);
  font-size: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}
.not-found h3 {
  font-size: 24px;
  margin-bottom: 12px;
}
.not-found p {
  color: var(--text-muted);
  margin-bottom: 24px;
}
.btn-primary {
  display: inline-block;
  background: var(--gold);
  color: #0B1110;
  font-size: 16px;
  font-weight: 600;
  padding: 14px 36px;
  border-radius: var(--radius-sm);
  transition: all 0.25s;
  box-shadow: 0 0 16px rgba(211, 174, 110, 0.25);
}
.btn-primary:hover {
  background: var(--gold-light);
  transform: scale(1.02);
  box-shadow: 0 0 24px rgba(211, 174, 110, 0.4);
}

/* ===== 相关推荐 ===== */
.related-section {
  padding: 56px 0;
  border-top: 1px solid var(--border);
  background: rgba(19, 28, 26, 0.35);
}
.section-title {
  font-size: 32px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 44px;
  color: var(--text-main);
  position: relative;
}
.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.related-list {
  max-width: 760px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
}
.related-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px 8px;
  border-bottom: 1px solid var(--border);
  transition: all 0.2s;
}
.related-item:hover {
  background: rgba(211, 174, 110, 0.04);
  padding-left: 16px;
  padding-right: 0;
}
.related-index {
  font-size: 22px;
  font-weight: 700;
  color: var(--gold);
  opacity: 0.7;
  min-width: 48px;
  font-family: "Oswald", "Bebas Neue", sans-serif;
}
.related-body {
  flex: 1;
  min-width: 0;
}
.related-body h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-main);
  transition: color 0.2s;
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.related-item:hover .related-body h3 {
  color: var(--gold);
}
.related-body p {
  font-size: 14px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.related-tag {
  margin-left: auto;
  font-size: 13px;
  color: var(--gold);
  border: 1px solid var(--border);
  padding: 3px 12px;
  border-radius: 999px;
  white-space: nowrap;
  background: rgba(211, 174, 110, 0.06);
}
.back-entry {
  max-width: 760px;
  margin: 32px auto 0;
  text-align: center;
}
.back-link {
  color: var(--text-muted);
  font-size: 14px;
  transition: color 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.back-link:hover {
  color: var(--gold);
}

/* ===== FAQ ===== */
.faq-section {
  padding: 64px 0;
  border-top: 1px solid var(--border);
}
.faq-wrap {
  max-width: 760px;
  margin: 0 auto;
}
.faq-list {
  margin-top: 32px;
}
.faq-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: border 0.2s, box-shadow 0.2s;
}
.faq-item.open {
  border-color: var(--border-light);
  box-shadow: var(--shadow-card);
}
.faq-q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  color: var(--text-main);
  font-size: 16px;
  font-weight: 500;
  text-align: left;
  transition: background 0.2s;
}
.faq-q:hover {
  background: rgba(211, 174, 110, 0.05);
}
.faq-icon {
  font-size: 22px;
  color: var(--gold);
  transition: transform 0.3s;
  line-height: 1;
  flex-shrink: 0;
  font-weight: 300;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
}
.faq-a {
  display: none;
  padding: 0 22px 20px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.75;
}
.faq-item.open .faq-a {
  display: block;
  animation: fadeInUp 0.25s ease;
}

/* ===== CTA ===== */
.cta-section {
  padding: 40px 0 80px;
}
.cta-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 64px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.cta-box::before {
  content: '';
  position: absolute;
  top: -80px;
  right: -80px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(58, 31, 28, 0.8), transparent 70%);
  pointer-events: none;
}
.cta-box::after {
  content: '';
  position: absolute;
  bottom: -60px;
  left: -60px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(211, 174, 110, 0.08), transparent 70%);
  pointer-events: none;
}
.cta-box h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-main);
  position: relative;
  z-index: 1;
}
.cta-box p {
  color: var(--text-muted);
  margin-bottom: 32px;
  font-size: 16px;
  position: relative;
  z-index: 1;
}
.cta-btns {
  position: relative;
  z-index: 1;
}
.btn-lg {
  font-size: 18px;
  padding: 16px 48px;
  border-radius: 10px;
}
.cta-trust {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin-top: 24px;
  color: var(--text-muted);
  font-size: 14px;
  position: relative;
  z-index: 1;
  flex-wrap: wrap;
}
.trust-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--gold);
}

/* ===== Footer ===== */
.site-footer {
  background: #0D1412;
  border-top: 1px solid var(--border);
  padding: 64px 0 24px;
}
.footer-title {
  color: var(--gold);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 18px;
}
.footer-link {
  display: block;
  color: var(--text-muted);
  font-size: 14px;
  padding: 6px 0;
  transition: color 0.2s, padding-left 0.2s;
}
.footer-link:hover {
  color: var(--gold);
  padding-left: 6px;
}
.footer-copy {
  margin-top: 48px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--text-weak);
  font-size: 13px;
}

/* ===== 动画 ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== 响应式 ===== */
@media (max-width: 1023px) {
  .article-hero {
    padding: 100px 0 56px;
  }
  .article-h1 {
    font-size: 34px;
  }
  .hot-tags {
    display: none;
  }
}
@media (max-width: 767px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  .article-hero {
    padding: 72px 0 40px;
  }
  .article-h1 {
    font-size: 26px;
  }
  .hero-badge {
    font-size: 12px;
    padding: 5px 14px;
  }
  .article-meta {
    flex-wrap: wrap;
    gap: 6px;
  }
  .section-title {
    font-size: 26px;
  }
  .related-item {
    flex-wrap: wrap;
    gap: 10px;
    padding: 20px 6px;
  }
  .related-tag {
    margin-left: 0;
  }
  .related-body h3 {
    font-size: 16px;
    white-space: normal;
  }
  .related-body p {
    white-space: normal;
  }
  .cta-box {
    padding: 40px 24px;
  }
  .cta-box h2 {
    font-size: 24px;
  }
  .cta-btns .btn-lg {
    width: 100%;
    text-align: center;
  }
  .article-content h2 {
    font-size: 24px;
  }
  .article-content h3 {
    font-size: 20px;
  }
}
@media (max-width: 520px) {
  .logo-text {
    font-size: 16px;
  }
  .logo-icon {
    width: 34px;
    height: 34px;
    font-size: 14px;
    border-radius: 8px;
  }
  .article-meta {
    font-size: 13px;
  }
  .breadcrumb {
    font-size: 13px;
    padding-top: 20px;
  }
}

/* roulang page: category2 */
:root {
            --bg: #0B1110;
            --surface: #131C1A;
            --surface-hover: #182321;
            --accent: #D3AE6E;
            --accent-hover: #E4C587;
            --orange: #ED7D3A;
            --dark-red: #3A1F1C;
            --text: #F0EDE4;
            --text-secondary: #A3A89F;
            --text-muted: #6B736D;
            --border: rgba(211, 174, 110, 0.16);
            --radius-lg: 16px;
            --radius-md: 10px;
            --radius-sm: 6px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(211, 174, 110, 0.10);
            --shadow-hover: 0 12px 28px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(211, 174, 110, 0.22);
            --shadow-btn: 0 0 16px rgba(211, 174, 110, 0.25);
            --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        @media (max-width: 640px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ====== Header ====== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(11, 17, 16, 0.95);
            border-bottom: 1px solid var(--border);
            backdrop-filter: blur(12px);
        }

        .header-top {
            padding: 10px 0;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: linear-gradient(135deg, #D3AE6E, #A8864B);
            color: #0B1110;
            font-weight: 800;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            letter-spacing: -0.5px;
            box-shadow: 0 0 12px rgba(211, 174, 110, 0.2);
        }

        .logo-text {
            font-size: 19px;
            font-weight: 700;
            color: var(--text);
            letter-spacing: 0.5px;
            white-space: nowrap;
        }

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

        .search-toggle {
            background: transparent;
            border: none;
            color: var(--text-secondary);
            cursor: pointer;
            padding: 6px;
            border-radius: 6px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: color 0.2s, background 0.2s;
        }

        .search-toggle:hover {
            color: var(--accent);
            background: rgba(211, 174, 110, 0.08);
        }

        .search-toggle:focus {
            outline: 2px solid rgba(211, 174, 110, 0.5);
            outline-offset: 2px;
        }

        .search-panel {
            position: absolute;
            right: 0;
            top: calc(100% + 8px);
            width: 280px;
            background: #0F1513;
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 8px;
            opacity: 0;
            visibility: hidden;
            transform: translateY(-6px);
            transition: all 0.25s ease;
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.5);
            z-index: 50;
        }

        .search-panel.open {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

        .search-panel input {
            width: 100%;
            background: #0B1110;
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 8px 12px;
            color: var(--text);
            font-size: 14px;
            outline: none;
            transition: border-color 0.2s;
        }

        .search-panel input:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 2px rgba(211, 174, 110, 0.15);
        }

        .hot-tags {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hot-tag {
            font-size: 13px;
            color: var(--text-secondary);
            padding: 4px 10px;
            border: 1px solid var(--border);
            border-radius: 999px;
            transition: all 0.2s;
            white-space: nowrap;
        }

        .hot-tag:hover {
            color: var(--accent);
            border-color: rgba(211, 174, 110, 0.4);
            background: rgba(211, 174, 110, 0.06);
        }

        .header-btn {
            font-size: 14px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 8px;
            transition: all 0.2s;
            white-space: nowrap;
        }

        .btn-login {
            color: var(--text-secondary);
            border: 1px solid transparent;
        }

        .btn-login:hover {
            color: var(--accent);
            border-color: rgba(211, 174, 110, 0.3);
        }

        .btn-register {
            background: var(--accent);
            color: #0B1110;
            font-weight: 700;
        }

        .btn-register:hover {
            background: var(--accent-hover);
            box-shadow: 0 0 12px rgba(211, 174, 110, 0.35);
        }

        .header-nav {
            border-top: 1px solid rgba(211, 174, 110, 0.08);
        }

        .nav-list {
            display: flex;
            list-style: none;
            gap: 4px;
            padding: 0;
        }

        .nav-link {
            display: inline-block;
            padding: 10px 16px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-secondary);
            border-bottom: 2px solid transparent;
            transition: all 0.2s;
        }

        .nav-link:hover {
            color: var(--text);
        }

        .nav-link.active {
            color: var(--accent);
            font-weight: 600;
            border-bottom-color: var(--accent);
        }

        .mobile-menu {
            border-top: 1px solid var(--border);
            padding: 16px 24px 20px;
            background: rgba(11, 17, 16, 0.98);
        }

        .mobile-menu .mobile-link {
            display: block;
            padding: 10px 0;
            font-size: 15px;
            color: var(--text-secondary);
            border-bottom: 1px solid rgba(211, 174, 110, 0.06);
        }

        .mobile-menu .mobile-link.active {
            color: var(--accent);
            font-weight: 600;
        }

        .mobile-menu .mobile-hot-tags {
            margin-top: 12px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            align-items: center;
        }

        .mobile-menu .mobile-hot-tags a {
            font-size: 13px;
            color: var(--text-secondary);
            padding: 4px 10px;
            border: 1px solid var(--border);
            border-radius: 999px;
        }

        .mobile-menu .mobile-hot-tags a:hover {
            color: var(--accent);
        }

        .hidden {
            display: none !important;
        }

        /* ====== Hero ====== */
        .category-hero {
            position: relative;
            min-height: 460px;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 80px 0 64px;
            overflow: hidden;
        }

        .category-hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            z-index: 0;
        }

        .category-hero-bg::after {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(59, 31, 28, 0.35) 0%, rgba(11, 17, 16, 0.75) 60%, #0B1110 100%);
        }

        .category-hero-bg::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(11, 17, 16, 0.3) 0%, rgba(11, 17, 16, 0.8) 100%);
            z-index: 1;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(211, 174, 110, 0.12);
            border: 1px solid rgba(211, 174, 110, 0.3);
            color: var(--accent);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 16px;
            border-radius: 999px;
            letter-spacing: 1px;
            margin-bottom: 20px;
            background: rgba(11, 17, 16, 0.55);
            backdrop-filter: blur(4px);
        }

        .category-hero h1 {
            font-size: clamp(30px, 5vw, 44px);
            font-weight: 800;
            line-height: 1.25;
            color: var(--text);
            letter-spacing: 1px;
            margin-bottom: 16px;
        }

        .category-hero h1 .gold {
            color: var(--accent);
            text-shadow: 0 0 30px rgba(211, 174, 110, 0.3);
        }

        .category-hero .hero-sub {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 32px;
            letter-spacing: 1px;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent);
            color: #0B1110;
            font-weight: 700;
            font-size: 15px;
            padding: 12px 28px;
            border-radius: 8px;
            border: 1px solid transparent;
            transition: all 0.25s;
            cursor: pointer;
            box-shadow: var(--shadow-btn);
        }

        .btn-primary:hover {
            background: var(--accent-hover);
            transform: scale(1.02);
            box-shadow: 0 0 24px rgba(211, 174, 110, 0.4);
        }

        .btn-primary:focus {
            outline: 3px solid rgba(211, 174, 110, 0.5);
            outline-offset: 2px;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--accent);
            font-weight: 600;
            font-size: 15px;
            padding: 12px 28px;
            border-radius: 8px;
            border: 1px solid rgba(211, 174, 110, 0.4);
            transition: all 0.25s;
            cursor: pointer;
        }

        .btn-secondary:hover {
            background: rgba(211, 174, 110, 0.1);
            border-color: var(--accent);
        }

        .btn-secondary:focus {
            outline: 3px solid rgba(211, 174, 110, 0.4);
            outline-offset: 2px;
        }

        .hero-metrics {
            display: flex;
            justify-content: center;
            gap: 40px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .hero-metric {
            text-align: center;
        }

        .hero-metric .num {
            font-size: 28px;
            font-weight: 800;
            color: var(--accent);
            font-family: "Oswald", "Bebas Neue", sans-serif;
            letter-spacing: 1px;
        }

        .hero-metric .label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 2px;
        }

        /* ====== Section Commons ====== */
        .section {
            padding: 80px 0;
            position: relative;
        }

        .section-head {
            text-align: center;
            margin-bottom: 48px;
        }

        .section-head .eyebrow {
            display: inline-block;
            font-size: 13px;
            color: var(--accent);
            letter-spacing: 2px;
            font-weight: 600;
            text-transform: uppercase;
            margin-bottom: 8px;
        }

        .section-head h2 {
            font-size: clamp(26px, 3.5vw, 34px);
            font-weight: 800;
            line-height: 1.3;
            color: var(--text);
        }

        .section-head p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-top: 10px;
            max-width: 480px;
            margin-left: auto;
            margin-right: auto;
        }

        .divider-gold {
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(211, 174, 110, 0.5), transparent);
            border: none;
            margin: 0;
        }

        /* ====== Benefits ====== */
        .benefits-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
            max-width: 1000px;
            margin: 0 auto;
        }

        .benefit-card {
            background: var(--surface);
            border-radius: 16px;
            padding: 28px;
            border: 1px solid var(--border);
            box-shadow: var(--shadow-card);
            transition: all 0.3s;
            position: relative;
            overflow: hidden;
        }

        .benefit-card:nth-child(1) {
            transform: translateY(10px);
        }

        .benefit-card:nth-child(3) {
            transform: translateY(10px);
        }

        .benefit-card:hover {
            background: var(--surface-hover);
            border-color: rgba(211, 174, 110, 0.32);
            transform: translateY(2px);
            box-shadow: var(--shadow-hover);
        }

        .benefit-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(211, 174, 110, 0.1);
            border: 1px solid rgba(211, 174, 110, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
            font-size: 22px;
        }

        .benefit-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 8px;
        }

        .benefit-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        @media (max-width: 768px) {
            .benefits-grid {
                grid-template-columns: 1fr;
            }
            .benefit-card:nth-child(1),
            .benefit-card:nth-child(3) {
                transform: none;
            }
        }

        /* ====== Reward Tiers ====== */
        .tiers-wrap {
            background: #0F1715;
            border-radius: 20px;
            border: 1px solid var(--border);
            padding: 48px 32px 40px;
            max-width: 1000px;
            margin: 0 auto;
        }

        .tiers-row {
            display: flex;
            align-items: flex-end;
            gap: 16px;
            justify-content: center;
        }

        .tier-card {
            flex: 1;
            max-width: 220px;
            background: var(--surface);
            border-radius: 16px 16px 10px 10px;
            border: 1px solid var(--border);
            padding: 24px 20px 20px;
            text-align: center;
            transition: all 0.3s;
            position: relative;
        }

        .tier-card:hover {
            border-color: rgba(211, 174, 110, 0.35);
            box-shadow: var(--shadow-hover);
        }

        .tier-card.featured {
            border-color: rgba(237, 125, 58, 0.45);
            box-shadow: 0 0 24px rgba(237, 125, 58, 0.08);
        }

        .tier-card.featured::before {
            content: "人气";
            position: absolute;
            top: -8px;
            right: 14px;
            background: var(--orange);
            color: #0B1110;
            font-size: 12px;
            font-weight: 700;
            padding: 2px 10px;
            border-radius: 999px;
        }

        .tier-card .tier-icon {
            font-size: 30px;
            margin-bottom: 10px;
        }

        .tier-card h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 6px;
        }

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

        .tier-card .tier-dim {
            display: inline-block;
            margin-top: 12px;
            font-size: 12px;
            color: var(--text-muted);
            background: rgba(211, 174, 110, 0.08);
            padding: 3px 10px;
            border-radius: 999px;
        }

        @media (max-width: 768px) {
            .tiers-row {
                flex-wrap: wrap;
                gap: 12px;
            }
            .tier-card {
                flex: 0 0 calc(50% - 12px);
                max-width: none;
            }
        }

        @media (max-width: 480px) {
            .tier-card {
                flex: 0 0 100%;
                max-width: 280px;
            }
        }

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

        .activity-card {
            background: var(--surface);
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid var(--border);
            transition: all 0.3s;
        }

        .activity-card:hover {
            transform: translateY(-4px);
            border-color: rgba(211, 174, 110, 0.35);
            box-shadow: var(--shadow-hover);
        }

        .activity-card .cover {
            aspect-ratio: 16/10;
            overflow: hidden;
            position: relative;
        }

        .activity-card .cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s;
        }

        .activity-card:hover .cover img {
            transform: scale(1.03);
        }

        .activity-card .cover .tag {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(11, 17, 16, 0.8);
            color: var(--accent);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 999px;
            border: 1px solid rgba(211, 174, 110, 0.3);
        }

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

        .activity-card .body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 6px;
        }

        .activity-card .body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        .activity-card .body .meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: 14px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .activity-card .body .meta .status {
            color: var(--orange);
            font-weight: 600;
        }

        @media (max-width: 1024px) {
            .activity-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 16px;
            }
        }

        @media (max-width: 768px) {
            .activity-grid {
                grid-template-columns: 1fr;
                max-width: 420px;
                margin: 0 auto;
            }
        }

        /* ====== Scenarios ====== */
        .scenario-grid {
            max-width: 900px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .scenario-row {
            display: flex;
            gap: 24px;
            align-items: center;
            background: var(--surface);
            border-radius: 16px;
            padding: 24px 28px;
            border: 1px solid var(--border);
            transition: all 0.3s;
        }

        .scenario-row:nth-child(even) {
            flex-direction: row-reverse;
        }

        .scenario-row:hover {
            border-color: rgba(211, 174, 110, 0.3);
            box-shadow: var(--shadow-hover);
        }

        .scenario-icon {
            width: 56px;
            height: 56px;
            border-radius: 14px;
            background: rgba(211, 174, 110, 0.12);
            border: 1px solid rgba(211, 174, 110, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            flex-shrink: 0;
        }

        .scenario-text h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 4px;
        }

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

        @media (max-width: 768px) {
            .scenario-row,
            .scenario-row:nth-child(even) {
                flex-direction: column;
                text-align: center;
                padding: 20px;
            }
        }

        /* ====== Process ====== */
        .process-wrap {
            max-width: 900px;
            margin: 0 auto;
            position: relative;
        }

        .process-wrap::before {
            content: "";
            position: absolute;
            top: 40px;
            bottom: 40px;
            left: 50%;
            width: 1px;
            background: linear-gradient(180deg, transparent, rgba(211, 174, 110, 0.4), transparent);
        }

        .process-step {
            display: flex;
            gap: 24px;
            align-items: flex-start;
            padding: 20px 0;
            position: relative;
        }

        .process-step:nth-child(odd) .step-content {
            text-align: right;
        }

        .process-step .step-num {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--surface);
            border: 1px solid var(--accent);
            color: var(--accent);
            font-weight: 800;
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            background: #0B1110;
            box-shadow: 0 0 0 4px rgba(211, 174, 110, 0.1);
        }

        .process-step .step-content h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 4px;
        }

        .process-step .step-content p {
            font-size: 14px;
            color: var(--text-secondary);
            max-width: 280px;
        }

        @media (max-width: 768px) {
            .process-wrap::before {
                left: 24px;
            }
            .process-step {
                flex-direction: row;
                gap: 16px;
            }
            .process-step:nth-child(odd) .step-content {
                text-align: left;
            }
        }

        /* ====== FAQ ====== */
        .faq-wrap {
            max-width: 720px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 12px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color 0.3s;
        }

        .faq-item.open {
            border-color: rgba(211, 174, 110, 0.35);
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 20px;
            cursor: pointer;
            user-select: none;
            font-size: 15px;
            font-weight: 600;
            color: var(--text);
            transition: color 0.2s;
        }

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

        .faq-icon {
            font-size: 20px;
            color: var(--accent);
            font-weight: 400;
            line-height: 1;
            transition: transform 0.3s;
            display: inline-block;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-answer p {
            padding: 0 20px 18px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        /* ====== CTA ====== */
        .cta-section {
            padding: 80px 0;
            position: relative;
        }

        .cta-box {
            background: var(--surface);
            border-radius: 20px;
            border: 1px solid var(--border);
            padding: 52px 32px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }

        .cta-box::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(211, 174, 110, 0.12), transparent 70%);
        }

        .cta-box::after {
            content: "";
            position: absolute;
            bottom: -60px;
            left: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(237, 125, 58, 0.08), transparent 70%);
        }

        .cta-box h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }

        .cta-box p {
            font-size: 15px;
            color: var(--text-secondary);
            max-width: 480px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 1;
        }

        .cta-actions {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .cta-trust {
            display: flex;
            justify-content: center;
            gap: 32px;
            margin-top: 28px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .cta-trust span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--text-muted);
        }

        .cta-trust span i {
            color: var(--accent);
            font-style: normal;
        }

        /* ====== Footer ====== */
        .site-footer {
            background: #0D1412;
            border-top: 1px solid var(--border);
            padding: 48px 0 24px;
            margin-top: 40px;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 14px;
            letter-spacing: 1px;
        }

        .footer-link {
            display: block;
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 8px;
            transition: color 0.2s;
        }

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

        .footer-copy {
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid rgba(211, 174, 110, 0.1);
            text-align: center;
            font-size: 13px;
            color: var(--text-muted);
        }

        /* ====== Responsive ====== */
        @media (max-width: 640px) {
            .section {
                padding: 56px 0;
            }
            .category-hero {
                min-height: auto;
                padding: 56px 16px 48px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-secondary {
                width: 100%;
                justify-content: center;
            }
            .hero-metrics {
                gap: 20px;
            }
            .cta-box {
                padding: 36px 20px;
            }
        }

        @media (max-width: 480px) {
            .hero-metric .num {
                font-size: 22px;
            }
            .benefit-card {
                padding: 22px 20px;
            }
        }

        /* ====== Focus Accessibility ====== */
        a:focus,
        button:focus {
            outline: 2px solid rgba(211, 174, 110, 0.5);
            outline-offset: 2px;
        }

/* roulang page: category3 */
:root {
            --bg: #0B1110;
            --surface: #131C1A;
            --surface-hover: #182321;
            --gold: #D3AE6E;
            --orange: #ED7D3A;
            --dark-red: #3A1F1C;
            --text: #F0EDE4;
            --text-secondary: #A3A89F;
            --text-muted: #6B736D;
            --border: rgba(211, 174, 110, 0.16);
            --radius-lg: 16px;
            --radius-md: 10px;
            --radius-sm: 8px;
            --radius-xs: 6px;
            --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(211, 174, 110, 0.10);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(211, 174, 110, 0.22);
            --gold-grad: linear-gradient(90deg, transparent, rgba(211, 174, 110, 0.5), transparent);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            background: var(--bg);
            color: var(--text);
            font-size: 16px;
            line-height: 1.75;
            font-family: -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.25s ease;
        }

        button {
            font-family: inherit;
            cursor: pointer;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }

        .gold-text {
            color: var(--gold);
        }

        .gold-line {
            height: 1px;
            background: var(--gold-grad);
            border: none;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(11, 17, 16, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.45);
        }

        .header-top {
            padding: 8px 0;
        }

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

        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: linear-gradient(135deg, #d3ae6e 0%, #a07d3f 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 16px;
            color: #0B1110;
            letter-spacing: 0.5px;
            box-shadow: 0 0 14px rgba(211, 174, 110, 0.35);
        }

        .logo-text {
            font-size: 18px;
            font-weight: 700;
            color: var(--text);
            letter-spacing: 0.3px;
            line-height: 1.2;
        }

        .logo-text span {
            color: var(--gold);
            display: block;
            font-size: 12px;
            font-weight: 500;
            letter-spacing: 1.8px;
        }

        .search-toggle {
            background: transparent;
            border: 1px solid var(--border);
            color: var(--text-secondary);
            width: 36px;
            height: 36px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.25s ease;
        }

        .search-toggle:hover {
            border-color: rgba(211, 174, 110, 0.4);
            color: var(--gold);
        }

        .search-toggle:focus-visible {
            outline: 3px solid rgba(211, 174, 110, 0.3);
            border-color: var(--gold);
        }

        .search-panel {
            position: absolute;
            top: 44px;
            right: 0;
            width: 280px;
            background: #0F1513;
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 10px;
            opacity: 0;
            pointer-events: none;
            transform: translateY(-6px);
            transition: all 0.25s ease;
            box-shadow: 0 16px 32px rgba(0, 0, 0, 0.6);
            z-index: 50;
        }

        .search-panel.open {
            opacity: 1;
            pointer-events: auto;
            transform: translateY(0);
        }

        .search-panel input {
            width: 100%;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 9px 12px;
            color: var(--text);
            font-size: 14px;
            outline: none;
            transition: all 0.25s ease;
        }

        .search-panel input:focus {
            border-color: var(--gold);
            box-shadow: 0 0 0 3px rgba(211, 174, 110, 0.15);
        }

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

        .hot-tags {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .hot-tag {
            font-size: 12px;
            color: var(--text-secondary);
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 4px 10px;
            white-space: nowrap;
            transition: all 0.25s ease;
        }

        .hot-tag:hover {
            color: var(--gold);
            border-color: rgba(211, 174, 110, 0.45);
            background: rgba(211, 174, 110, 0.05);
        }

        .header-btn {
            font-size: 14px;
            border-radius: 8px;
            padding: 7px 18px;
            font-weight: 600;
            transition: all 0.25s ease;
            white-space: nowrap;
        }

        .btn-login {
            color: var(--text-secondary);
            border: 1px solid transparent;
        }

        .btn-login:hover {
            color: var(--gold);
            border-color: rgba(211, 174, 110, 0.35);
            background: rgba(211, 174, 110, 0.05);
        }

        .btn-register {
            background: var(--gold);
            color: #0B1110;
            box-shadow: 0 0 12px rgba(211, 174, 110, 0.25);
        }

        .btn-register:hover {
            background: #e0c48a;
            transform: scale(1.02);
            box-shadow: 0 0 18px rgba(211, 174, 110, 0.4);
        }

        .header-nav {
            border-top: 1px solid rgba(211, 174, 110, 0.08);
            background: rgba(11, 17, 16, 0.85);
        }

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

        .nav-link {
            display: block;
            padding: 12px 20px;
            font-size: 15px;
            color: var(--text-secondary);
            font-weight: 500;
            border-bottom: 2px solid transparent;
            transition: all 0.25s ease;
        }

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

        .nav-link.active {
            color: var(--gold);
            border-bottom-color: var(--gold);
            font-weight: 600;
        }

        .mobile-menu {
            display: none;
            background: #0F1513;
            border-top: 1px solid var(--border);
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .mobile-menu.open {
            max-height: 480px;
        }

        .mobile-nav-list {
            list-style: none;
        }

        .mobile-nav-link {
            display: block;
            padding: 12px 4px;
            color: var(--text-secondary);
            font-size: 15px;
            border-bottom: 1px solid rgba(211, 174, 110, 0.08);
        }

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

        /* ===== Hero ===== */
        .category-hero {
            position: relative;
            overflow: hidden;
            border-bottom: 1px solid var(--border);
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-size: cover;
            background-position: center;
            z-index: 0;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background:
                radial-gradient(ellipse at 30% 30%, rgba(58, 31, 28, 0.45) 0%, transparent 60%),
                radial-gradient(ellipse at 75% 70%, rgba(11, 17, 16, 0.7) 0%, transparent 70%),
                linear-gradient(180deg, rgba(11, 17, 16, 0.72) 0%, rgba(11, 17, 16, 0.6) 45%, #0B1110 96%);
            z-index: 1;
        }

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

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

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

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

        .category-hero h1 {
            font-size: 40px;
            line-height: 1.2;
            font-weight: 800;
            letter-spacing: 0.5px;
            margin-bottom: 18px;
        }

        .hero-sub {
            font-size: 17px;
            color: var(--text-secondary);
            max-width: 640px;
            margin-bottom: 28px;
            line-height: 1.75;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            font-weight: 600;
            border-radius: 8px;
            padding: 12px 26px;
            border: 1px solid transparent;
            transition: all 0.25s ease;
            line-height: 1.4;
        }

        .btn:focus-visible {
            outline: 3px solid rgba(211, 174, 110, 0.4);
            outline-offset: 2px;
        }

        .btn-primary {
            background: var(--gold);
            color: #0B1110;
            box-shadow: 0 0 16px rgba(211, 174, 110, 0.25);
        }

        .btn-primary:hover {
            background: #e0c48a;
            transform: scale(1.02);
            box-shadow: 0 0 24px rgba(211, 174, 110, 0.4);
        }

        .btn-outline {
            background: transparent;
            border-color: var(--gold);
            color: var(--gold);
        }

        .btn-outline:hover {
            background: rgba(211, 174, 110, 0.1);
            border-color: #e0c48a;
            color: #e0c48a;
        }

        .btn-lg {
            padding: 16px 36px;
            font-size: 16px;
            border-radius: 10px;
        }

        /* ===== Stats Bar ===== */
        .stats-bar {
            position: relative;
            padding: 32px 0;
            border-bottom: 1px solid var(--border);
            background: #0E1513;
        }

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

        .stat-item {
            text-align: center;
            padding: 12px 8px;
        }

        .stat-num {
            font-size: 30px;
            font-weight: 800;
            color: var(--gold);
            line-height: 1.2;
            letter-spacing: 0.5px;
        }

        .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 6px;
        }

        /* ===== Section ===== */
        .section {
            padding: 96px 0;
        }

        .section-header {
            max-width: 720px;
            margin-bottom: 56px;
        }

        .section-eyebrow {
            font-size: 13px;
            color: var(--gold);
            letter-spacing: 3px;
            text-transform: uppercase;
            font-weight: 600;
            margin-bottom: 10px;
        }

        .section-title {
            font-size: 32px;
            line-height: 1.25;
            font-weight: 800;
            margin-bottom: 16px;
        }

        .section-desc {
            color: var(--text-secondary);
            font-size: 16px;
            line-height: 1.75;
        }

        /* ===== Task Types ===== */
        .task-types-section {
            background: var(--bg);
        }

        .task-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
        }

        .task-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 16px;
            padding: 32px;
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .task-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, rgba(211, 174, 110, 0.5), transparent);
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .task-card:hover {
            transform: translateY(-4px);
            background: var(--surface-hover);
            border-color: rgba(211, 174, 110, 0.3);
            box-shadow: var(--shadow-hover);
        }

        .task-card:hover::before {
            opacity: 1;
        }

        .task-card.accent {
            border-color: rgba(237, 125, 58, 0.35);
        }

        .task-card.accent::before {
            background: linear-gradient(90deg, transparent, var(--orange), transparent);
            opacity: 1;
        }

        .task-card-offset-1 {
            margin-top: 40px;
        }

        .task-card-offset-2 {
            margin-bottom: 40px;
        }

        .task-icon {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: rgba(211, 174, 110, 0.12);
            border: 1px solid rgba(211, 174, 110, 0.25);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin-bottom: 18px;
        }

        .task-card.accent .task-icon {
            background: rgba(237, 125, 58, 0.12);
            border-color: rgba(237, 125, 58, 0.3);
        }

        .task-card h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .task-card p {
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.7;
        }

        .tag {
            display: inline-block;
            font-size: 12px;
            color: var(--gold);
            background: rgba(211, 174, 110, 0.08);
            border: 1px solid rgba(211, 174, 110, 0.2);
            border-radius: 6px;
            padding: 3px 10px;
            margin-top: 14px;
        }

        .tag-orange {
            color: var(--orange);
            background: rgba(237, 125, 58, 0.08);
            border-color: rgba(237, 125, 58, 0.2);
        }

        /* ===== Process ===== */
        .process-section {
            background: #0E1513;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 28px;
            position: relative;
        }

        .process-grid::before {
            content: '';
            position: absolute;
            top: 34px;
            left: 6%;
            right: 6%;
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(211, 174, 110, 0.35), transparent);
        }

        .process-step {
            text-align: center;
            padding: 0 8px;
            position: relative;
        }

        .step-num {
            width: 68px;
            height: 68px;
            margin: 0 auto 20px;
            border-radius: 50%;
            background: var(--surface);
            border: 2px solid var(--gold);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: 800;
            color: var(--gold);
            box-shadow: 0 0 20px rgba(211, 174, 110, 0.12);
            position: relative;
            z-index: 1;
        }

        .process-step h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .process-step p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.65;
        }

        /* ===== Scenarios ===== */
        .scenarios-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }

        .scenario-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
        }

        .scenario-card:hover {
            transform: translateY(-3px);
            border-color: rgba(211, 174, 110, 0.28);
            box-shadow: var(--shadow-hover);
        }

        .scenario-card:nth-child(odd) {
            transform: translateY(24px);
        }

        .scenario-card:nth-child(odd):hover {
            transform: translateY(20px);
        }

        .scenario-cover {
            height: 200px;
            background-size: cover;
            background-position: center;
            position: relative;
        }

        .scenario-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(19, 28, 26, 0.95));
        }

        .scenario-body {
            padding: 26px;
        }

        .scenario-body h3 {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .scenario-body p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .scenario-list {
            list-style: none;
            margin-top: 16px;
        }

        .scenario-list li {
            font-size: 14px;
            color: var(--text-secondary);
            padding: 6px 0;
            padding-left: 20px;
            position: relative;
        }

        .scenario-list li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 14px;
            width: 8px;
            height: 8px;
            border-radius: 2px;
            background: var(--gold);
            opacity: 0.7;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: #0E1513;
            border-top: 1px solid var(--border);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 12px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .faq-item:hover {
            border-color: rgba(211, 174, 110, 0.28);
        }

        .faq-item.active {
            border-color: rgba(211, 174, 110, 0.4);
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            width: 100%;
            background: transparent;
            border: none;
            padding: 20px 22px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            text-align: left;
            color: var(--text);
            font-size: 16px;
            font-weight: 600;
            line-height: 1.5;
        }

        .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--gold);
            flex-shrink: 0;
            transition: all 0.3s ease;
        }

        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            background: rgba(211, 174, 110, 0.1);
            border-color: var(--gold);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

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

        .faq-answer p {
            padding: 0 22px 22px;
            color: var(--text-secondary);
            font-size: 14px;
            line-height: 1.75;
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            padding: 80px 0;
            background:
                radial-gradient(ellipse at 50% 90%, rgba(58, 31, 28, 0.4) 0%, transparent 70%),
                var(--bg);
            text-align: center;
            border-bottom: 1px solid var(--border);
        }

        .cta-title {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 14px;
            line-height: 1.3;
        }

        .cta-desc {
            color: var(--text-secondary);
            max-width: 560px;
            margin: 0 auto 36px;
            font-size: 15px;
        }

        .cta-trust {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 24px;
            margin-top: 28px;
        }

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

        .trust-item .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--gold);
            box-shadow: 0 0 8px rgba(211, 174, 110, 0.6);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #0C1211;
            border-top: 1px solid var(--border);
            padding: 64px 0 24px;
        }

        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }

        .footer-title::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 32px;
            height: 2px;
            background: var(--gold);
            border-radius: 2px;
        }

        .footer-link {
            display: block;
            padding: 6px 0;
            font-size: 14px;
            color: var(--text-secondary);
            transition: all 0.25s ease;
        }

        .footer-link:hover {
            color: var(--gold);
            padding-left: 6px;
        }

        .footer-copy {
            border-top: 1px solid var(--border);
            margin-top: 48px;
            padding-top: 24px;
            text-align: center;
            font-size: 13px;
            color: var(--text-muted);
        }

        .footer-copy p {
            margin-bottom: 4px;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .section {
                padding: 72px 0;
            }
            .task-grid {
                gap: 20px;
            }
            .task-card-offset-1,
            .task-card-offset-2 {
                margin-top: 0;
                margin-bottom: 0;
            }
            .scenarios-grid {
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .category-hero h1 {
                font-size: 30px;
            }
            .hero-sub {
                font-size: 15px;
            }
            .section {
                padding: 56px 0;
            }
            .section-title {
                font-size: 26px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-num {
                font-size: 24px;
            }
            .task-grid {
                grid-template-columns: 1fr;
            }
            .process-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px 20px;
            }
            .process-grid::before {
                display: none;
            }
            .scenarios-grid {
                grid-template-columns: 1fr;
            }
            .scenario-card:nth-child(odd) {
                transform: none;
            }
            .scenario-card:nth-child(odd):hover {
                transform: none;
            }
            .cta-title {
                font-size: 26px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-left: 14px;
                padding-right: 14px;
            }
            .category-hero h1 {
                font-size: 26px;
            }
            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .process-grid {
                grid-template-columns: 1fr;
            }
            .process-step {
                text-align: left;
                display: flex;
                gap: 18px;
                align-items: flex-start;
            }
            .step-num {
                margin: 0;
                width: 54px;
                height: 54px;
                font-size: 20px;
                flex-shrink: 0;
            }
            .cta-trust {
                flex-direction: column;
                gap: 12px;
                align-items: center;
            }
            .footer-copy {
                text-align: center;
            }
        }