/* roulang page: index */
:root {
            --primary-dark: #1B1D1F;
            --accent-copper: #C8793D;
            --accent-copper-hover: #A95F2B;
            --accent-copper-soft: #F0E6D8;
            --tertiary-slate: #4E6A6E;
            --bg-warm: #F4EFE6;
            --accent-red: #8F3B2E;
            --text-primary: #1E2023;
            --text-secondary: #5B6065;
            --text-muted: #898D91;
            --border-warm: #D9D2C5;
            --divider-warm: #E8E1D5;
            --card-bg: #FFFDF8;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-btn: 6px;
            --radius-pill: 20px;
            --shadow-xs: 0 1.5px 4px rgba(27, 29, 31, 0.06);
            --shadow-md: 0 6px 18px rgba(27, 29, 31, 0.12);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-en: 'Inter', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --gap-grid: 24px;
            --section-pad: 88px;
            --section-pad-mobile: 44px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-primary);
            background: var(--bg-warm);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        a {
            color: var(--accent-copper);
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

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

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

        .site-container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (max-width: 640px) {
            .site-container {
                padding-left: 14px;
                padding-right: 14px;
            }
        }

        .section-pad {
            padding-top: var(--section-pad);
            padding-bottom: var(--section-pad);
        }
        @media (max-width: 640px) {
            .section-pad {
                padding-top: var(--section-pad-mobile);
                padding-bottom: var(--section-pad-mobile);
            }
        }

        .section-title-area {
            margin-bottom: 36px;
        }
        .section-title-area h2 {
            font-size: 26px;
            font-weight: 600;
            color: var(--text-primary);
            letter-spacing: 0.01em;
            margin-bottom: 0.65em;
            line-height: 1.4;
        }
        .section-title-area p {
            font-size: 15.5px;
            color: var(--text-secondary);
            line-height: 1.9;
            max-width: 720px;
            margin: 0 auto;
        }
        .section-title-area.text-left {
            text-align: left;
        }
        .section-title-area.text-left p {
            margin-left: 0;
        }
        .section-title-area.text-center {
            text-align: center;
        }

        @media (max-width: 640px) {
            .section-title-area h2 {
                font-size: 22px;
            }
        }

        /* ============ Header / Navigation ============ */
        .site-header {
            background: var(--primary-dark);
            position: sticky;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid rgba(217, 210, 197, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            padding: 0 20px;
            max-width: var(--max-width);
            margin: 0 auto;
            gap: 20px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .header-logo a {
            display: flex;
            align-items: center;
            gap: 8px;
            color: #fff;
            font-weight: 700;
            font-size: 19px;
            letter-spacing: 0.04em;
            text-decoration: none;
            white-space: nowrap;
        }
        .header-logo a:hover {
            color: var(--accent-copper);
        }
        .header-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: var(--accent-copper);
            color: var(--primary-dark);
            border-radius: 6px;
            font-size: 14px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            justify-content: center;
        }
        .header-nav a {
            color: #D6D3CD;
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: 4px;
            text-decoration: none;
            transition: all 0.2s ease;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
        }
        .header-nav a:hover {
            color: #fff;
            background: rgba(200, 121, 61, 0.12);
        }
        .header-nav a.active {
            color: var(--accent-copper);
            border-bottom-color: var(--accent-copper);
            font-weight: 600;
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .lang-switch {
            display: flex;
            align-items: center;
            border: 1px solid var(--accent-copper);
            border-radius: var(--radius-pill);
            overflow: hidden;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.03em;
        }
        .lang-switch span {
            padding: 6px 12px;
            cursor: pointer;
            color: #D6D3CD;
            transition: all 0.2s ease;
            min-height: 36px;
            display: flex;
            align-items: center;
        }
        .lang-switch span:hover {
            background: rgba(200, 121, 61, 0.15);
            color: #fff;
        }
        .lang-switch span.active {
            background: var(--accent-copper);
            color: var(--primary-dark);
            font-weight: 700;
        }
        .header-cta {
            background: var(--accent-copper);
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 14px;
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            text-decoration: none;
            transition: all 0.2s ease;
            white-space: nowrap;
            border: none;
            cursor: pointer;
            min-height: 42px;
            display: flex;
            align-items: center;
        }
        .header-cta:hover {
            background: var(--accent-copper-hover);
            color: var(--primary-dark);
            transform: translateY(-1px);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: 1px solid rgba(217, 210, 197, 0.4);
            border-radius: 6px;
            color: #fff;
            font-size: 22px;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.2s ease;
        }
        .mobile-toggle:hover {
            border-color: var(--accent-copper);
        }

        @media (max-width: 1024px) {
            .header-nav {
                gap: 2px;
            }
            .header-nav a {
                padding: 8px 10px;
                font-size: 14px;
            }
            .header-cta {
                padding: 8px 14px;
                font-size: 13px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
                padding: 12px 16px;
                gap: 10px;
            }
            .header-logo {
                flex: 1;
            }
            .mobile-toggle {
                display: flex;
            }
            .header-nav {
                display: none;
                flex-direction: column;
                align-items: stretch;
                width: 100%;
                order: 10;
                background: var(--primary-dark);
                border-top: 1px solid rgba(217, 210, 197, 0.15);
                padding: 12px 0;
                gap: 4px;
            }
            .header-nav.open {
                display: flex;
            }
            .header-nav a {
                padding: 12px 16px;
                border-bottom: none;
                border-left: 3px solid transparent;
                border-radius: 0;
            }
            .header-nav a.active {
                border-left-color: var(--accent-copper);
                border-bottom: none;
                background: rgba(200, 121, 61, 0.08);
            }
            .header-right {
                gap: 8px;
            }
            .lang-switch span {
                padding: 5px 10px;
                min-height: 34px;
                font-size: 12px;
            }
            .header-cta {
                padding: 8px 12px;
                font-size: 13px;
                min-height: 38px;
            }
        }

        @media (max-width: 480px) {
            .header-cta {
                padding: 6px 10px;
                font-size: 12px;
                min-height: 36px;
            }
            .header-logo a {
                font-size: 16px;
            }
            .lang-switch span {
                padding: 4px 8px;
                min-height: 32px;
                font-size: 11px;
            }
        }

        /* ============ Hero ============ */
        .hero-section {
            background: var(--primary-dark);
            padding: 56px 0 64px;
            position: relative;
            overflow: hidden;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 6px;
            background: var(--accent-copper);
            opacity: 0.6;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 32px;
            align-items: center;
        }
        .hero-left {
            padding-right: 12px;
        }
        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(200, 121, 61, 0.12);
            border: 1px solid rgba(200, 121, 61, 0.35);
            color: var(--accent-copper);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            margin-bottom: 18px;
            letter-spacing: 0.05em;
        }
        .hero-eyebrow .dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            background: var(--accent-copper);
            border-radius: 50%;
            animation: pulse-dot 1.8s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.3);
            }
        }
        .hero-left h1 {
            font-size: 34px;
            font-weight: 700;
            color: #fff;
            line-height: 1.35;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }
        .hero-left .hero-subtitle {
            font-size: 16px;
            color: #D6D3CD;
            line-height: 1.9;
            margin-bottom: 24px;
            max-width: 580px;
        }
        .hero-cta-group {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 24px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-size: 16px;
            font-weight: 600;
            line-height: 1.5;
            cursor: pointer;
            transition: all 0.2s ease;
            text-decoration: none;
            border: none;
            min-height: 48px;
            letter-spacing: 0.02em;
        }
        .btn:hover {
            transform: translateY(-1px);
        }
        .btn:active {
            transform: scale(0.98);
        }
        .btn-primary {
            background: var(--accent-copper);
            color: var(--primary-dark);
        }
        .btn-primary:hover {
            background: var(--accent-copper-hover);
            color: var(--primary-dark);
            box-shadow: 0 4px 14px rgba(200, 121, 61, 0.35);
        }
        .btn-outline {
            background: transparent;
            border: 1px solid var(--accent-copper);
            color: var(--accent-copper);
        }
        .btn-outline:hover {
            background: var(--accent-copper-soft);
            color: var(--accent-copper-hover);
            border-color: var(--accent-copper-hover);
        }
        .btn-sm {
            padding: 8px 18px;
            font-size: 14px;
            min-height: 40px;
        }
        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            align-items: center;
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.03em;
            white-space: nowrap;
        }
        .badge-heat {
            background: rgba(143, 59, 46, 0.25);
            color: #E9A793;
            border: 1px solid rgba(143, 59, 46, 0.5);
        }
        .badge-slate {
            background: rgba(78, 106, 110, 0.25);
            color: #B5C8CA;
            border: 1px solid rgba(78, 106, 110, 0.45);
        }
        .badge-copper {
            background: rgba(200, 121, 61, 0.18);
            color: var(--accent-copper);
            border: 1px solid rgba(200, 121, 61, 0.4);
        }
        .hero-right {
            display: flex;
            justify-content: center;
            align-items: center;
        }
        .hero-panel {
            background: rgba(255, 253, 248, 0.06);
            border: 1px solid rgba(217, 210, 197, 0.25);
            border-radius: var(--radius-md);
            padding: 24px;
            width: 100%;
            max-width: 420px;
            backdrop-filter: blur(6px);
        }
        .hero-panel .panel-label {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            font-weight: 600;
            color: #D6D3CD;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }
        .hero-panel .panel-label .live-indicator {
            display: flex;
            align-items: center;
            gap: 6px;
            color: #E9A793;
            font-size: 12px;
        }
        .hero-panel .panel-label .live-indicator .dot {
            width: 8px;
            height: 8px;
            background: var(--accent-red);
            border-radius: 50%;
            animation: pulse-dot 1.6s ease-in-out infinite;
        }
        .panel-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 10px 0;
            border-bottom: 1px solid rgba(217, 210, 197, 0.15);
        }
        .panel-row:last-child {
            border-bottom: none;
        }
        .panel-row .label {
            font-size: 13px;
            color: #A6A29B;
        }
        .panel-row .value {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.03em;
        }
        .panel-row .value.copper {
            color: var(--accent-copper);
        }
        .panel-row .value.red {
            color: #E9A793;
        }
        .panel-divider {
            border: none;
            border-top: 1px solid rgba(217, 210, 197, 0.2);
            margin: 12px 0;
        }

        @media (max-width: 768px) {
            .hero-section {
                padding: 36px 0 44px;
            }
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .hero-left h1 {
                font-size: 26px;
            }
            .hero-left .hero-subtitle {
                font-size: 15px;
            }
            .hero-panel {
                max-width: 100%;
                padding: 18px;
            }
            .btn {
                padding: 10px 20px;
                font-size: 15px;
                min-height: 42px;
                width: 100%;
            }
            .hero-cta-group {
                flex-direction: column;
            }
        }

        /* ============ Section: 合集目录 ============ */
        .collection-section {
            background: var(--bg-warm);
        }
        .collection-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap-grid);
        }
        .collection-card {
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-sm);
            overflow: hidden;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-xs);
        }
        .collection-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--accent-copper);
        }
        .collection-card .card-img {
            height: 150px;
            overflow: hidden;
            position: relative;
            background: var(--divider-warm);
        }
        .collection-card .card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .collection-card:hover .card-img img {
            transform: scale(1.06);
        }
        .collection-card .card-body {
            padding: 16px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .collection-card .card-body h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 6px;
            line-height: 1.5;
            color: var(--text-primary);
        }
        .collection-card .card-body p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 12px;
            flex: 1;
        }
        .collection-card .card-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            color: var(--text-muted);
        }
        .collection-card .card-meta .count {
            background: var(--bg-warm);
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            color: var(--text-secondary);
        }
        .collection-card .card-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-copper);
            text-decoration: none;
            transition: color 0.2s ease;
        }
        .collection-card .card-link:hover {
            color: var(--accent-copper-hover);
        }
        .collection-card .card-link i {
            font-size: 12px;
            transition: transform 0.2s ease;
        }
        .collection-card .card-link:hover i {
            transform: translateX(4px);
        }

        @media (max-width: 1024px) {
            .collection-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .collection-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .collection-card .card-img {
                height: 130px;
            }
        }

        /* ============ Section: 痛点放大段 ============ */
        .pain-section {
            background: #fff;
        }
        .pain-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap-grid);
        }
        .pain-card {
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-sm);
            padding: 22px 20px;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }
        .pain-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--accent-copper);
            border-left: 3px solid var(--accent-copper);
        }
        .pain-card .pain-icon {
            width: 44px;
            height: 44px;
            background: rgba(200, 121, 61, 0.1);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            color: var(--accent-copper);
            margin-bottom: 14px;
        }
        .pain-card h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 8px;
            line-height: 1.5;
        }
        .pain-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            flex: 1;
            margin-bottom: 14px;
        }
        .pain-card .pain-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            color: var(--text-muted);
            border-top: 1px solid var(--divider-warm);
            padding-top: 12px;
        }
        .pain-card .pain-meta .tag {
            color: var(--tertiary-slate);
            font-weight: 600;
            letter-spacing: 0.04em;
        }
        .pain-card .pain-meta .heat {
            display: flex;
            align-items: center;
            gap: 4px;
            color: var(--accent-red);
            font-weight: 600;
        }

        @media (max-width: 1024px) {
            .pain-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .pain-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .pain-card {
                padding: 18px 16px;
            }
        }

        /* ============ Section: 解决方案段 ============ */
        .solution-section {
            background: var(--bg-warm);
        }
        .solution-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            align-items: stretch;
        }
        .solution-visual {
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-md);
            overflow: hidden;
            position: relative;
            min-height: 300px;
        }
        .solution-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 300px;
        }
        .solution-visual .visual-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 20px;
            background: linear-gradient(transparent, rgba(27, 29, 31, 0.85));
            color: #fff;
        }
        .solution-visual .visual-overlay .tag {
            display: inline-block;
            background: var(--accent-copper);
            color: var(--primary-dark);
            font-size: 12px;
            font-weight: 700;
            padding: 3px 12px;
            border-radius: var(--radius-pill);
            margin-bottom: 8px;
            letter-spacing: 0.04em;
        }
        .solution-visual .visual-overlay h3 {
            font-size: 18px;
            font-weight: 600;
            color: #fff;
            line-height: 1.5;
        }
        .solution-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
            justify-content: center;
        }
        .solution-item {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-sm);
            padding: 16px 18px;
            transition: all 0.3s ease;
        }
        .solution-item:hover {
            border-color: var(--accent-copper);
            box-shadow: var(--shadow-xs);
            transform: translateX(4px);
        }
        .solution-item .item-icon {
            width: 38px;
            height: 38px;
            flex-shrink: 0;
            background: rgba(200, 121, 61, 0.1);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent-copper);
            font-size: 16px;
        }
        .solution-item .item-content h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 4px;
            line-height: 1.5;
        }
        .solution-item .item-content p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }
        .solution-item .item-badge {
            margin-left: auto;
            flex-shrink: 0;
            align-self: center;
        }
        .item-badge .num {
            font-size: 18px;
            font-weight: 700;
            color: var(--accent-copper);
            line-height: 1;
        }
        .item-badge .unit {
            font-size: 11px;
            color: var(--text-muted);
            display: block;
            margin-top: 2px;
            text-align: right;
        }

        @media (max-width: 768px) {
            .solution-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .solution-visual {
                min-height: 220px;
            }
            .solution-visual img {
                min-height: 220px;
            }
            .solution-item {
                padding: 14px;
            }
        }

        /* ============ Section: 成果展示段 ============ */
        .results-section {
            background: #fff;
        }
        .stats-bar {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap-grid);
            margin-bottom: 36px;
        }
        .stat-item {
            text-align: center;
            padding: 20px 16px;
            background: var(--bg-warm);
            border-radius: var(--radius-sm);
            border: 1px solid var(--divider-warm);
        }
        .stat-item .stat-num {
            font-size: 28px;
            font-weight: 700;
            color: var(--primary-dark);
            line-height: 1.2;
            margin-bottom: 4px;
            letter-spacing: 0.03em;
        }
        .stat-item .stat-num span {
            color: var(--accent-copper);
            font-size: 18px;
        }
        .stat-item .stat-label {
            font-size: 13px;
            color: var(--text-secondary);
        }
        .ranking-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap-grid);
        }
        .rank-card {
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-sm);
            padding: 20px 18px;
            transition: all 0.3s ease;
            position: relative;
        }
        .rank-card:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--accent-copper);
            transform: translateY(-3px);
        }
        .rank-card .rank-num {
            font-size: 36px;
            font-weight: 800;
            color: var(--accent-copper);
            line-height: 1;
            margin-bottom: 8px;
            letter-spacing: -0.02em;
        }
        .rank-card h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 6px;
            line-height: 1.5;
        }
        .rank-card .rank-bounty {
            font-size: 14px;
            color: var(--accent-copper);
            font-weight: 700;
            margin-bottom: 10px;
        }
        .rank-card .rank-tag {
            display: inline-block;
            background: rgba(78, 106, 110, 0.12);
            color: var(--tertiary-slate);
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: var(--radius-pill);
        }
        .rank-card .rank-status {
            position: absolute;
            top: 16px;
            right: 16px;
        }
        .status-badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: var(--radius-pill);
        }
        .status-badge.hot {
            background: rgba(143, 59, 46, 0.12);
            color: var(--accent-red);
            border: 1px solid rgba(143, 59, 46, 0.3);
        }
        .status-badge.ongoing {
            background: rgba(200, 121, 61, 0.12);
            color: var(--accent-copper);
            border: 1px solid rgba(200, 121, 61, 0.3);
        }
        .status-badge .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: currentColor;
        }

        @media (max-width: 1024px) {
            .stats-bar {
                grid-template-columns: repeat(2, 1fr);
            }
            .ranking-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .stats-bar {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .stat-item .stat-num {
                font-size: 22px;
            }
            .ranking-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .rank-card .rank-num {
                font-size: 28px;
            }
        }

        /* ============ Section: 客户证言段 ============ */
        .testimonial-section {
            background: var(--bg-warm);
        }
        .testimonial-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap-grid);
        }
        .testimonial-card {
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-sm);
            padding: 20px;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--accent-copper);
        }
        .testimonial-card .tst-header {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }
        .tst-header .avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: rgba(200, 121, 61, 0.2);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: var(--accent-copper);
            font-weight: 700;
            flex-shrink: 0;
        }
        .tst-header .tst-name {
            font-size: 14px;
            font-weight: 600;
            line-height: 1.4;
        }
        .tst-header .tst-role {
            font-size: 12px;
            color: var(--text-muted);
        }
        .testimonial-card .tst-text {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin-bottom: 14px;
            flex: 1;
        }
        .testimonial-card .tst-footer {
            display: flex;
            gap: 14px;
            font-size: 12px;
            color: var(--text-muted);
            border-top: 1px solid var(--divider-warm);
            padding-top: 10px;
        }
        .tst-footer span {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .tst-footer span i {
            color: var(--accent-copper);
            font-size: 13px;
        }

        @media (max-width: 1024px) {
            .testimonial-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .testimonial-grid {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .testimonial-card {
                padding: 16px;
            }
        }

        /* ============ Section: 价格对比 ============ */
        .compare-section {
            background: #fff;
        }
        .compare-table-wrap {
            overflow-x: auto;
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-sm);
            background: var(--card-bg);
        }
        .compare-table {
            width: 100%;
            border-collapse: collapse;
            min-width: 560px;
        }
        .compare-table th,
        .compare-table td {
            padding: 14px 18px;
            border-bottom: 1px solid var(--divider-warm);
            text-align: left;
            font-size: 14px;
            line-height: 1.6;
        }
        .compare-table th {
            background: var(--primary-dark);
            color: #fff;
            font-weight: 600;
            font-size: 14px;
            letter-spacing: 0.03em;
        }
        .compare-table th:first-child {
            border-radius: var(--radius-sm) 0 0 0;
        }
        .compare-table th:last-child {
            border-radius: 0 var(--radius-sm) 0 0;
        }
        .compare-table td.highlight {
            color: var(--accent-copper);
            font-weight: 700;
        }
        .compare-table td .diff-icon {
            margin-right: 6px;
            font-size: 13px;
        }
        .compare-table td .diff-yes {
            color: var(--accent-copper);
        }
        .compare-table td .diff-no {
            color: var(--text-muted);
        }
        .compare-table tr:last-child td {
            border-bottom: none;
        }
        .compare-cta {
            margin-top: 20px;
            text-align: center;
        }

        @media (max-width: 640px) {
            .compare-table th,
            .compare-table td {
                padding: 10px 12px;
                font-size: 13px;
            }
        }

        /* ============ Section: 新手入门 ============ */
        .guide-section {
            background: var(--bg-warm);
        }
        .guide-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap-grid);
            counter-reset: step-counter;
        }
        .guide-step {
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-sm);
            padding: 20px 18px;
            text-align: center;
            transition: all 0.3s ease;
            position: relative;
        }
        .guide-step:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
            border-color: var(--accent-copper);
        }
        .guide-step .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--accent-copper);
            color: var(--primary-dark);
            border-radius: 50%;
            font-weight: 700;
            font-size: 18px;
            margin-bottom: 12px;
        }
        .guide-step h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 6px;
            line-height: 1.5;
        }
        .guide-step p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin: 0;
        }

        @media (max-width: 1024px) {
            .guide-steps {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .guide-steps {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .guide-step {
                padding: 16px;
                text-align: left;
                display: flex;
                align-items: flex-start;
                gap: 14px;
            }
            .guide-step .step-num {
                flex-shrink: 0;
                margin-bottom: 0;
            }
        }

        /* ============ Section: 资讯区 ============ */
        .news-section {
            background: #fff;
        }
        .news-layout {
            display: grid;
            grid-template-columns: 1.4fr 0.6fr;
            gap: 32px;
            align-items: start;
        }
        .news-list {
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-sm);
            overflow: hidden;
        }
        .news-list-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 14px 18px;
            border-bottom: 1px solid var(--divider-warm);
            transition: all 0.25s ease;
        }
        .news-list-item:last-child {
            border-bottom: none;
        }
        .news-list-item:hover {
            background: rgba(200, 121, 61, 0.05);
            border-left: 3px solid var(--accent-copper);
            padding-left: 15px;
        }
        .news-list-item .news-num {
            font-size: 18px;
            font-weight: 700;
            color: var(--accent-copper);
            width: 32px;
            flex-shrink: 0;
            text-align: center;
        }
        .news-list-item .news-content {
            flex: 1;
            min-width: 0;
        }
        .news-list-item .news-content a {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-primary);
            text-decoration: none;
            display: block;
            line-height: 1.6;
            transition: color 0.2s ease;
        }
        .news-list-item .news-content a:hover {
            color: var(--accent-copper);
        }
        .news-list-item .news-meta {
            font-size: 12px;
            color: var(--text-muted);
        }
        .news-sidebar {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-sidebar .sidebar-card {
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-sm);
            padding: 18px;
        }
        .news-sidebar .sidebar-card h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 10px;
        }
        .news-sidebar .sidebar-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .news-sidebar .sidebar-card ul li {
            padding: 8px 0;
            border-bottom: 1px solid var(--divider-warm);
            font-size: 13px;
        }
        .news-sidebar .sidebar-card ul li:last-child {
            border-bottom: none;
        }
        .news-sidebar .sidebar-card ul li a {
            color: var(--text-secondary);
            text-decoration: none;
            transition: color 0.2s ease;
        }
        .news-sidebar .sidebar-card ul li a:hover {
            color: var(--accent-copper);
        }

        @media (max-width: 768px) {
            .news-layout {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .news-sidebar {
                flex-direction: row;
                flex-wrap: wrap;
            }
            .news-sidebar .sidebar-card {
                flex: 1;
                min-width: 240px;
            }
        }
        @media (max-width: 640px) {
            .news-sidebar {
                flex-direction: column;
            }
            .news-sidebar .sidebar-card {
                min-width: 100%;
            }
            .news-list-item {
                padding: 12px 14px;
                gap: 10px;
            }
        }

        /* ============ Section: FAQ ============ */
        .faq-section {
            background: var(--bg-warm);
        }
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all 0.25s ease;
        }
        .faq-item.active {
            border-color: var(--accent-copper);
            box-shadow: var(--shadow-xs);
        }
        .faq-item .faq-question {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 16px 18px;
            cursor: pointer;
            user-select: none;
            transition: background 0.2s ease;
            min-height: 48px;
        }
        .faq-item .faq-question:hover {
            background: rgba(200, 121, 61, 0.05);
        }
        .faq-item .faq-num {
            font-size: 15px;
            font-weight: 700;
            color: var(--accent-copper);
            flex-shrink: 0;
            width: 28px;
            text-align: center;
        }
        .faq-item .faq-title {
            font-size: 15px;
            font-weight: 600;
            flex: 1;
            line-height: 1.6;
        }
        .faq-item .faq-arrow {
            font-size: 14px;
            color: var(--text-muted);
            transition: transform 0.25s ease;
            flex-shrink: 0;
        }
        .faq-item.active .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent-copper);
        }
        .faq-item .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.25s ease, padding 0.25s ease;
            padding: 0 18px;
        }
        .faq-item.active .faq-answer {
            max-height: 300px;
            padding: 0 18px 18px;
        }
        .faq-item .faq-answer p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.8;
            margin: 0;
            border-top: 1px solid var(--divider-warm);
            padding-top: 12px;
        }

        /* ============ Section: CTA ============ */
        .cta-section {
            background: var(--primary-dark);
            padding-top: 64px;
            padding-bottom: 64px;
        }
        .cta-panel {
            text-align: center;
            max-width: 720px;
            margin: 0 auto;
            padding: 32px 24px;
            border: 1px solid rgba(200, 121, 61, 0.3);
            border-radius: var(--radius-md);
            background: rgba(255, 253, 248, 0.04);
        }
        .cta-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: #E9A793;
            margin-bottom: 14px;
            letter-spacing: 0.05em;
        }
        .cta-badge .dot {
            width: 8px;
            height: 8px;
            background: var(--accent-red);
            border-radius: 50%;
            animation: pulse-dot 1.5s ease-in-out infinite;
        }
        .cta-panel h2 {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.5;
        }
        .cta-panel p {
            font-size: 15px;
            color: #D6D3CD;
            margin-bottom: 22px;
            line-height: 1.8;
        }
        .cta-panel .btn-primary {
            font-size: 16px;
            padding: 12px 32px;
            min-height: 50px;
        }

        @media (max-width: 640px) {
            .cta-section {
                padding-top: 44px;
                padding-bottom: 44px;
            }
            .cta-panel {
                padding: 24px 16px;
            }
            .cta-panel h2 {
                font-size: 20px;
            }
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--primary-dark);
            color: #C9C6C0;
            padding-top: 48px;
            padding-bottom: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 0.8fr 0.8fr 1fr;
            gap: 32px;
            padding-bottom: 36px;
        }
        .footer-brand .footer-logo {
            font-size: 18px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.04em;
        }
        .footer-brand p {
            font-size: 13px;
            line-height: 1.8;
            color: var(--text-muted);
            margin: 0;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #D6D3CD;
            margin-bottom: 14px;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: var(--text-muted);
            font-size: 13px;
            text-decoration: none;
            transition: color 0.2s ease;
            line-height: 1.7;
        }
        .footer-col ul li a:hover {
            color: var(--accent-copper);
        }
        .footer-subscribe p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .footer-subscribe .subscribe-form {
            display: flex;
            gap: 8px;
        }
        .footer-subscribe input[type="email"] {
            flex: 1;
            padding: 10px 14px;
            border: 1px solid rgba(217, 210, 197, 0.3);
            border-radius: var(--radius-btn);
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
            font-size: 13px;
            transition: all 0.2s ease;
            min-height: 42px;
            font-family: var(--font-cn);
        }
        .footer-subscribe input[type="email"]::placeholder {
            color: var(--text-muted);
        }
        .footer-subscribe input[type="email"]:focus {
            border-color: var(--accent-copper);
            outline: none;
            box-shadow: 0 0 0 2px rgba(200, 121, 61, 0.2);
        }
        .footer-subscribe .btn {
            padding: 10px 18px;
            font-size: 13px;
            min-height: 42px;
            white-space: nowrap;
        }
        .footer-bottom {
            border-top: 1px solid rgba(217, 210, 197, 0.15);
            padding: 16px 0;
            text-align: center;
            font-size: 12px;
            color: var(--text-muted);
            letter-spacing: 0.03em;
        }

        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
                padding-bottom: 24px;
            }
            .footer-subscribe .subscribe-form {
                flex-direction: column;
            }
        }

        /* ============ Utility ============ */
        .text-center {
            text-align: center;
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .gap-row {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }
        @media (max-width: 640px) {
            .gap-row {
                gap: 12px;
            }
        }

        /* Foundation overrides */
        .grid-container {
            max-width: var(--max-width);
            padding-left: 20px;
            padding-right: 20px;
        }
        @media (max-width: 640px) {
            .grid-container {
                padding-left: 14px;
                padding-right: 14px;
            }
        }
        .grid-x {
            gap: 0;
        }
        .grid-margin-x {
            margin-left: -12px;
            margin-right: -12px;
        }
        .grid-margin-x>.cell {
            padding-left: 12px;
            padding-right: 12px;
        }
        .accordion {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .accordion-item {
            margin-bottom: 0;
        }

/* roulang page: category2 */
:root {
            --primary-dark: #1B1D1F;
            --accent-copper: #C8793D;
            --accent-copper-hover: #A95F2B;
            --accent-copper-soft: #F0E6D8;
            --tertiary-slate: #4E6A6E;
            --bg-warm: #F4EFE6;
            --accent-red: #8F3B2E;
            --text-primary: #1E2023;
            --text-secondary: #5B6065;
            --text-muted: #898D91;
            --border-warm: #D9D2C5;
            --divider-warm: #E8E1D5;
            --card-bg: #FFFDF8;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-btn: 6px;
            --radius-pill: 20px;
            --shadow-xs: 0 1.5px 4px rgba(27, 29, 31, 0.06);
            --shadow-md: 0 6px 18px rgba(27, 29, 31, 0.12);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-en: 'Inter', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --gap-grid: 24px;
            --section-pad: 88px;
            --section-pad-mobile: 44px;
        }

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

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

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-primary);
            background: var(--bg-warm);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: var(--accent-copper);
            text-decoration: none;
            transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
        }

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible {
            outline: 2px solid var(--accent-copper);
            outline-offset: 2px;
            border-radius: 2px;
        }

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

        ul,
        ol {
            list-style: none;
        }

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

        input,
        textarea,
        select {
            font-family: inherit;
        }

        .site-container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .section-pad {
            padding-top: var(--section-pad);
            padding-bottom: var(--section-pad);
        }

        .section-title-area {
            margin-bottom: 36px;
        }

        .section-title-area h2 {
            font-size: 26px;
            font-weight: 600;
            color: var(--text-primary);
            letter-spacing: 0.01em;
            margin-bottom: 0.65em;
            line-height: 1.4;
        }

        .section-title-area p {
            font-size: 15.5px;
            color: var(--text-secondary);
            line-height: 1.9;
            max-width: 720px;
            margin: 0 auto;
        }

        .section-title-area.text-left {
            text-align: left;
        }

        .section-title-area.text-left p {
            margin-left: 0;
        }

        .section-title-area.text-center {
            text-align: center;
        }

        /* ============ Header / Navigation ============ */
        .site-header {
            background: var(--primary-dark);
            position: sticky;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid rgba(217, 210, 197, 0.15);
            box-shadow: 0 2px 12px rgba(27, 29, 31, 0.18);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            padding: 0 20px;
            max-width: var(--max-width);
            margin: 0 auto;
            gap: 20px;
            position: relative;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .header-logo a {
            display: flex;
            align-items: center;
            gap: 8px;
            color: #fff;
            font-weight: 700;
            font-size: 19px;
            letter-spacing: 0.04em;
            text-decoration: none;
            white-space: nowrap;
            min-height: 44px;
            align-items: center;
        }

        .header-logo a:hover {
            color: var(--accent-copper);
        }

        .header-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: var(--accent-copper);
            color: var(--primary-dark);
            border-radius: 6px;
            font-size: 14px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 4px;
            flex: 1;
            justify-content: center;
            flex-wrap: wrap;
        }

        .header-nav a {
            color: #D6D3CD;
            font-size: 15px;
            font-weight: 500;
            padding: 10px 14px;
            border-radius: 4px;
            text-decoration: none;
            transition: all 0.2s ease;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            min-height: 44px;
            display: inline-flex;
            align-items: center;
        }

        .header-nav a:hover {
            color: #fff;
            background: rgba(200, 121, 61, 0.12);
        }

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

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

        .lang-toggle {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border: 1px solid var(--accent-copper);
            border-radius: var(--radius-pill);
            padding: 6px 12px;
            font-size: 13px;
            font-weight: 600;
            color: #fff;
            background: transparent;
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
            min-height: 44px;
        }

        .lang-toggle:hover {
            background: var(--accent-copper-soft);
            color: var(--primary-dark);
        }

        .lang-toggle .lang-divider {
            opacity: 0.4;
        }

        .header-cta {
            background: var(--accent-copper);
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 14px;
            padding: 10px 20px;
            border-radius: var(--radius-btn);
            text-decoration: none;
            transition: all 0.2s ease;
            white-space: nowrap;
            border: none;
            min-height: 44px;
            display: inline-flex;
            align-items: center;
        }

        .header-cta:hover {
            background: var(--accent-copper-hover);
            color: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(200, 121, 61, 0.35);
        }

        .header-cta:active {
            transform: scale(0.98);
        }

        .mobile-menu-btn {
            display: none;
            background: transparent;
            border: 1px solid rgba(217, 210, 197, 0.3);
            border-radius: 6px;
            color: #fff;
            font-size: 20px;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all 0.2s ease;
        }

        .mobile-menu-btn:hover {
            background: rgba(200, 121, 61, 0.15);
            border-color: var(--accent-copper);
        }

        /* ============ Buttons ============ */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            font-size: 16px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: all 0.2s ease;
            text-decoration: none;
            min-height: 44px;
            letter-spacing: 0.02em;
        }

        .btn-primary {
            background: var(--accent-copper);
            color: var(--primary-dark);
        }

        .btn-primary:hover {
            background: var(--accent-copper-hover);
            color: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 5px 16px rgba(200, 121, 61, 0.35);
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-outline {
            background: transparent;
            border: 1px solid var(--accent-copper);
            color: var(--accent-copper);
        }

        .btn-outline:hover {
            background: var(--accent-copper-soft);
            color: var(--accent-copper-hover);
            border-color: var(--accent-copper-hover);
        }

        .btn-outline:active {
            transform: scale(0.98);
        }

        .btn-sm {
            font-size: 14px;
            padding: 8px 18px;
            min-height: 38px;
        }

        .btn-lg {
            font-size: 17px;
            padding: 14px 36px;
            min-height: 52px;
        }

        /* ============ Badge / Tag ============ */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border-radius: var(--radius-pill);
            padding: 4px 12px;
            font-size: 12.5px;
            font-weight: 600;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }

        .badge-slate {
            background: var(--tertiary-slate);
            color: #fff;
        }

        .badge-red {
            background: var(--accent-red);
            color: #fff;
        }

        .badge-copper {
            background: var(--accent-copper);
            color: var(--primary-dark);
        }

        .badge-light {
            background: var(--accent-copper-soft);
            color: var(--accent-copper-hover);
        }

        .badge .dot {
            display: inline-block;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: currentColor;
            flex-shrink: 0;
        }

        .tag-group {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            font-size: 13.5px;
            font-weight: 500;
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            color: var(--text-secondary);
            cursor: pointer;
            transition: all 0.2s ease;
            text-decoration: none;
            min-height: 36px;
        }

        .filter-tag:hover {
            border-color: var(--accent-copper);
            color: var(--accent-copper);
            background: var(--accent-copper-soft);
        }

        .filter-tag.active {
            background: var(--accent-copper);
            border-color: var(--accent-copper);
            color: var(--primary-dark);
            font-weight: 600;
        }

        /* ============ Cards ============ */
        .card-base {
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-xs);
            transition: all 0.25s ease;
        }

        .card-base:hover {
            box-shadow: var(--shadow-md);
            border-left: 3px solid var(--accent-copper);
        }

        /* ============ Hero Short Banner ============ */
        .banner-short {
            background-color: var(--primary-dark);
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            border-bottom: 3px solid var(--accent-copper);
            position: relative;
            min-height: 260px;
            display: flex;
            align-items: center;
        }

        .banner-short::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to right, rgba(27, 29, 31, 0.92) 20%, rgba(27, 29, 31, 0.6) 60%, rgba(27, 29, 31, 0.35) 100%);
            pointer-events: none;
        }

        .banner-short .banner-inner {
            position: relative;
            z-index: 1;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 50px 20px;
            width: 100%;
        }

        .banner-short h1 {
            font-size: 34px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            margin-bottom: 12px;
            line-height: 1.3;
        }

        .banner-short .banner-sub {
            font-size: 16.5px;
            color: #D6D3CD;
            line-height: 1.8;
            max-width: 600px;
            margin-bottom: 18px;
        }

        .banner-short .banner-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }

        /* ============ Battle Cards Grid ============ */
        .battle-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .battle-card {
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-xs);
            overflow: hidden;
            transition: all 0.25s ease;
            display: flex;
            flex-direction: column;
        }

        .battle-card:hover {
            box-shadow: var(--shadow-md);
            border-left: 3px solid var(--accent-copper);
            transform: translateY(-2px);
        }

        .battle-card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 20px;
            background: var(--bg-warm);
            border-bottom: 1px solid var(--divider-warm);
            flex-wrap: wrap;
            gap: 8px;
        }

        .battle-card-header .match-id {
            font-size: 13px;
            font-weight: 600;
            color: var(--text-secondary);
            letter-spacing: 0.03em;
        }

        .battle-card-body {
            display: flex;
            align-items: stretch;
            justify-content: space-between;
            padding: 22px 18px;
            gap: 10px;
            flex: 1;
        }

        .battle-side {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            text-align: center;
            gap: 8px;
            min-width: 0;
        }

        .battle-side .avatar-lg {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            overflow: hidden;
            border: 2px solid var(--border-warm);
            background: var(--bg-warm);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: var(--tertiary-slate);
            flex-shrink: 0;
            transition: border-color 0.2s ease;
        }

        .battle-side .avatar-lg img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .battle-card:hover .battle-side .avatar-lg {
            border-color: var(--accent-copper);
        }

        .battle-side .side-name {
            font-weight: 600;
            font-size: 15.5px;
            color: var(--text-primary);
            line-height: 1.4;
        }

        .battle-side .side-desc {
            font-size: 12.5px;
            color: var(--text-muted);
            line-height: 1.5;
        }

        .battle-vs {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 6px;
            padding: 0 8px;
            flex-shrink: 0;
        }

        .battle-vs .vs-circle {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--accent-copper);
            color: var(--primary-dark);
            font-weight: 800;
            font-size: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            letter-spacing: 0.02em;
            box-shadow: 0 2px 8px rgba(200, 121, 61, 0.3);
        }

        .battle-vs .vs-status {
            font-size: 11px;
            font-weight: 600;
            color: var(--accent-red);
            white-space: nowrap;
        }

        .battle-card-footer {
            padding: 14px 20px;
            border-top: 1px solid var(--divider-warm);
            background: #FAF7F0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px;
        }

        .battle-card-footer .pool-info {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .battle-card-footer .pool-label {
            font-size: 12.5px;
            color: var(--text-muted);
        }

        .battle-card-footer .pool-value {
            font-size: 18px;
            font-weight: 700;
            color: var(--accent-copper);
            letter-spacing: 0.01em;
        }

        .battle-card-footer .pool-multiplier {
            font-size: 12.5px;
            font-weight: 600;
            color: var(--accent-red);
            background: #FBE9E6;
            padding: 2px 10px;
            border-radius: var(--radius-pill);
        }

        .battle-card-meta {
            padding: 10px 20px;
            border-top: 1px solid var(--divider-warm);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 12.5px;
            color: var(--text-muted);
        }

        .battle-card-meta .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .battle-card-meta .meta-item i {
            color: var(--tertiary-slate);
            font-size: 13px;
        }

        /* ============ Featured Match Panel ============ */
        .featured-match {
            background: var(--primary-dark);
            border-radius: var(--radius-md);
            padding: 28px 30px;
            margin-bottom: 28px;
            border-left: 4px solid var(--accent-copper);
            box-shadow: 0 4px 20px rgba(27, 29, 31, 0.2);
        }

        .featured-match .fm-label {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-copper);
            letter-spacing: 0.05em;
            margin-bottom: 10px;
        }

        .featured-match .fm-title {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .featured-match .fm-desc {
            font-size: 14.5px;
            color: #C9C6C0;
            line-height: 1.7;
            margin-bottom: 16px;
        }

        .featured-match .fm-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 18px;
        }

        .featured-match .fm-stat {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: #D6D3CD;
        }

        .featured-match .fm-stat .stat-num {
            font-weight: 700;
            font-size: 18px;
            color: var(--accent-copper);
        }

        /* ============ CTA Section ============ */
        .cta-panel {
            background: var(--primary-dark);
            border-radius: var(--radius-md);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: 0 6px 24px rgba(27, 29, 31, 0.18);
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -30%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(200, 121, 61, 0.15) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-panel .cta-status {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(143, 59, 46, 0.35);
            border: 1px solid rgba(143, 59, 46, 0.6);
            border-radius: var(--radius-pill);
            padding: 5px 16px;
            font-size: 13px;
            font-weight: 600;
            color: #F0D5C8;
            margin-bottom: 18px;
        }

        .cta-panel .cta-status .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #E87A5D;
            animation: pulse-dot 1.6s ease-in-out infinite;
        }

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

        .cta-panel h2 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.35;
            position: relative;
            z-index: 1;
        }

        .cta-panel p {
            font-size: 15.5px;
            color: #C9C6C0;
            line-height: 1.8;
            max-width: 560px;
            margin: 0 auto 26px;
            position: relative;
            z-index: 1;
        }

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

        /* ============ FAQ ============ */
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-sm);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all 0.25s ease;
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 16px 20px;
            cursor: pointer;
            user-select: none;
            min-height: 56px;
            transition: background-color 0.2s ease;
        }

        .faq-question:hover {
            background: #FAF7F0;
        }

        .faq-question .faq-q-left {
            display: flex;
            align-items: center;
            gap: 14px;
            flex: 1;
            min-width: 0;
        }

        .faq-question .faq-num {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--accent-copper-soft);
            color: var(--accent-copper-hover);
            font-weight: 700;
            font-size: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .faq-question .faq-q-text {
            font-weight: 600;
            font-size: 15.5px;
            color: var(--text-primary);
            line-height: 1.5;
        }

        .faq-question .faq-arrow {
            flex-shrink: 0;
            color: var(--text-muted);
            font-size: 14px;
            transition: transform 0.25s ease;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .faq-item.open .faq-arrow {
            transform: rotate(180deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 20px;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px;
        }

        .faq-answer-inner {
            padding: 16px 20px;
            background: var(--bg-warm);
            border-radius: var(--radius-sm);
            font-size: 14.5px;
            color: var(--text-secondary);
            line-height: 1.8;
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--primary-dark);
            color: #C9C6C0;
            padding-top: 56px;
            padding-bottom: 24px;
            border-top: 1px solid rgba(217, 210, 197, 0.1);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 1fr 1.2fr;
            gap: 36px;
            margin-bottom: 40px;
        }

        .footer-logo {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: 14px;
        }

        .footer-brand p {
            font-size: 14px;
            color: #A9A6A0;
            line-height: 1.8;
            margin-bottom: 0;
        }

        .footer-col h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.02em;
        }

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

        .footer-col ul a {
            color: #A9A6A0;
            font-size: 14px;
            text-decoration: none;
            transition: color 0.2s ease;
            display: inline-block;
            min-height: 30px;
        }

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

        .footer-subscribe p {
            font-size: 14px;
            color: #A9A6A0;
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .subscribe-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 160px;
            padding: 10px 14px;
            border-radius: 6px;
            border: 1px solid rgba(217, 210, 197, 0.25);
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
            font-size: 14px;
            transition: all 0.2s ease;
            outline: none;
        }

        .subscribe-form input::placeholder {
            color: #898D91;
        }

        .subscribe-form input:focus {
            border-color: var(--accent-copper);
            background: rgba(255, 255, 255, 0.1);
            box-shadow: 0 0 0 3px rgba(200, 121, 61, 0.15);
        }

        .subscribe-form button {
            background: var(--accent-copper);
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 14px;
            padding: 10px 20px;
            border-radius: 6px;
            border: none;
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
            min-height: 44px;
        }

        .subscribe-form button:hover {
            background: var(--accent-copper-hover);
        }

        .subscribe-form button:active {
            transform: scale(0.97);
        }

        .footer-bottom {
            border-top: 1px solid rgba(217, 210, 197, 0.12);
            padding-top: 20px;
            text-align: center;
            font-size: 13.5px;
            color: #898D91;
        }

        /* ============ Background Image ============ */
        .bg-cover-image {
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
        }

        /* ============ Responsive ============ */
        @media (max-width: 1024px) {
            .header-nav {
                gap: 2px;
            }

            .header-nav a {
                padding: 8px 10px;
                font-size: 14px;
            }

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

            .battle-grid {
                grid-template-columns: 1fr 1fr;
                gap: 18px;
            }
        }

        @media (max-width: 768px) {
            .header-nav a {
                padding: 8px 8px;
                font-size: 13px;
            }

            .header-inner {
                flex-wrap: wrap;
                padding: 8px 16px;
                gap: 10px;
            }

            .header-nav {
                order: 3;
                flex-basis: 100%;
                justify-content: flex-start;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                padding-bottom: 6px;
            }

            .header-nav a {
                flex-shrink: 0;
            }

            .header-right {
                margin-left: auto;
            }

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

            .battle-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .section-pad {
                padding-top: 56px;
                padding-bottom: 56px;
            }

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

            .cta-panel {
                padding: 32px 22px;
            }

            .cta-panel h2 {
                font-size: 22px;
            }
        }

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

            .header-logo .logo-mark {
                width: 24px;
                height: 24px;
                font-size: 12px;
            }

            .lang-toggle {
                font-size: 12px;
                padding: 5px 10px;
            }

            .header-cta {
                font-size: 12.5px;
                padding: 8px 14px;
            }

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

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

            .banner-short .banner-sub {
                font-size: 14.5px;
            }

            .battle-card-body {
                padding: 16px 12px;
                gap: 6px;
            }

            .battle-side .avatar-lg {
                width: 48px;
                height: 48px;
                font-size: 20px;
            }

            .battle-vs .vs-circle {
                width: 38px;
                height: 38px;
                font-size: 13px;
            }

            .battle-card-footer {
                padding: 12px 14px;
            }

            .battle-card-meta {
                padding: 8px 14px;
                font-size: 11.5px;
            }

            .featured-match {
                padding: 20px 16px;
            }

            .featured-match .fm-title {
                font-size: 18px;
            }

            .faq-question {
                padding: 12px 16px;
            }

            .faq-question .faq-q-text {
                font-size: 14px;
            }

            .subscribe-form {
                flex-direction: column;
            }
        }

/* roulang page: category1 */
:root {
            --primary-dark: #1B1D1F;
            --accent-copper: #C8793D;
            --accent-copper-hover: #A95F2B;
            --accent-copper-soft: #F0E6D8;
            --tertiary-slate: #4E6A6E;
            --bg-warm: #F4EFE6;
            --accent-red: #8F3B2E;
            --text-primary: #1E2023;
            --text-secondary: #5B6065;
            --text-muted: #898D91;
            --border-warm: #D9D2C5;
            --divider-warm: #E8E1D5;
            --card-bg: #FFFDF8;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-btn: 6px;
            --radius-pill: 20px;
            --shadow-xs: 0 1.5px 4px rgba(27, 29, 31, 0.06);
            --shadow-md: 0 6px 18px rgba(27, 29, 31, 0.12);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-en: 'Inter', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --gap-grid: 24px;
            --section-pad: 88px;
            --section-pad-mobile: 44px;
        }

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

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

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-primary);
            background: var(--bg-warm);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            margin: 0;
            padding: 0;
        }

        a {
            color: var(--accent-copper);
            text-decoration: none;
            transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
        }

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

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

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

        ul,
        ol {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            margin: 0 0 0.65em;
            font-family: var(--font-cn);
            font-weight: 600;
            line-height: 1.4;
            color: var(--text-primary);
        }

        p {
            margin: 0 0 1.2em;
            line-height: 1.9;
        }

        .site-container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        .section-pad {
            padding-top: var(--section-pad);
            padding-bottom: var(--section-pad);
        }

        .section-title-area {
            margin-bottom: 36px;
        }

        .section-title-area h2 {
            font-size: 26px;
            font-weight: 600;
            color: var(--text-primary);
            letter-spacing: 0.01em;
            margin-bottom: 0.55em;
            line-height: 1.4;
        }

        .section-title-area p {
            font-size: 15.5px;
            color: var(--text-secondary);
            line-height: 1.9;
            max-width: 720px;
            margin: 0 auto;
        }

        .section-title-area.text-left {
            text-align: left;
        }

        .section-title-area.text-left p {
            margin-left: 0;
        }

        .section-title-area.text-center {
            text-align: center;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-family: var(--font-cn);
            font-size: 16px;
            font-weight: 600;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: all 0.2s ease;
            text-decoration: none;
            line-height: 1.4;
            min-height: 44px;
        }

        .btn-primary {
            background: var(--accent-copper);
            color: var(--primary-dark);
        }

        .btn-primary:hover {
            background: var(--accent-copper-hover);
            color: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(200, 121, 61, 0.3);
        }

        .btn-primary:active {
            transform: scale(0.98);
        }

        .btn-secondary {
            background: transparent;
            color: var(--accent-copper);
            border: 1px solid var(--accent-copper);
        }

        .btn-secondary:hover {
            background: var(--accent-copper-soft);
            color: var(--accent-copper-hover);
            transform: translateY(-1px);
        }

        .btn-secondary:active {
            transform: scale(0.98);
        }

        .btn-sm {
            font-size: 14px;
            padding: 9px 18px;
            min-height: 40px;
        }

        .btn-lg {
            font-size: 17px;
            padding: 14px 34px;
            min-height: 52px;
        }

        .btn-block {
            display: flex;
            width: 100%;
        }

        /* Badges */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            font-size: 12.5px;
            font-weight: 500;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            line-height: 1.5;
            white-space: nowrap;
        }

        .badge-copper {
            background: var(--accent-copper-soft);
            color: var(--accent-copper-hover);
        }

        .badge-red {
            background: var(--accent-red);
            color: #fff;
        }

        .badge-slate {
            background: var(--tertiary-slate);
            color: #fff;
        }

        .badge-outline {
            background: transparent;
            color: var(--text-secondary);
            border: 1px solid var(--border-warm);
        }

        .badge-dot {
            display: inline-block;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: currentColor;
            flex-shrink: 0;
        }

        /* Header */
        .site-header {
            background: var(--primary-dark);
            position: sticky;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid rgba(217, 210, 197, 0.15);
            box-shadow: 0 2px 8px rgba(27, 29, 31, 0.15);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            padding: 0 20px;
            max-width: var(--max-width);
            margin: 0 auto;
            gap: 20px;
            position: relative;
        }

        .header-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }

        .header-logo a {
            display: flex;
            align-items: center;
            gap: 8px;
            color: #fff;
            font-weight: 700;
            font-size: 19px;
            letter-spacing: 0.04em;
            text-decoration: none;
            white-space: nowrap;
            min-height: 44px;
        }

        .header-logo a:hover {
            color: var(--accent-copper);
        }

        .header-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: var(--accent-copper);
            color: var(--primary-dark);
            border-radius: 6px;
            font-size: 14px;
            font-weight: 800;
            flex-shrink: 0;
        }

        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex: 1;
            justify-content: center;
        }

        .header-nav a {
            color: #D6D3CD;
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: 4px;
            text-decoration: none;
            transition: all 0.2s ease;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
            min-height: 44px;
            display: inline-flex;
            align-items: center;
        }

        .header-nav a:hover {
            color: #fff;
            background: rgba(200, 121, 61, 0.12);
        }

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

        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .header-cta {
            background: var(--accent-copper);
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 14px;
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            text-decoration: none;
            transition: all 0.2s ease;
            white-space: nowrap;
            border: none;
            min-height: 44px;
            display: inline-flex;
            align-items: center;
        }

        .header-cta:hover {
            background: var(--accent-copper-hover);
            color: var(--primary-dark);
            transform: translateY(-1px);
        }

        .lang-toggle {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            border: 1px solid var(--accent-copper);
            border-radius: var(--radius-pill);
            padding: 4px 6px;
            background: transparent;
            color: #fff;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
            min-height: 36px;
        }

        .lang-toggle:hover {
            background: rgba(200, 121, 61, 0.18);
            color: var(--accent-copper);
        }

        .lang-toggle span {
            padding: 3px 8px;
            border-radius: 14px;
            transition: all 0.2s ease;
        }

        .lang-toggle span.active {
            background: var(--accent-copper);
            color: var(--primary-dark);
            font-weight: 600;
        }

        .hamburger-btn {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            background: transparent;
            border: 1px solid rgba(217, 210, 197, 0.3);
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: all 0.2s ease;
            flex-shrink: 0;
        }

        .hamburger-btn span {
            display: block;
            width: 20px;
            height: 2px;
            background: #D6D3CD;
            border-radius: 1px;
            transition: all 0.3s ease;
        }

        .hamburger-btn:hover {
            border-color: var(--accent-copper);
        }

        .hamburger-btn:hover span {
            background: var(--accent-copper);
        }

        /* Mobile nav */
        .mobile-nav {
            display: none;
            background: var(--primary-dark);
            border-top: 1px solid rgba(217, 210, 197, 0.12);
            padding: 12px 20px 20px;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            z-index: 99;
        }

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

        .mobile-nav a {
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: #D6D3CD;
            font-size: 15px;
            font-weight: 500;
            padding: 12px 10px;
            border-radius: 6px;
            transition: all 0.2s ease;
            min-height: 44px;
        }

        .mobile-nav a:hover,
        .mobile-nav a.active {
            color: var(--accent-copper);
            background: rgba(200, 121, 61, 0.1);
        }

        .mobile-nav .lang-toggle {
            margin-top: 8px;
        }

        /* Hero / Category Banner */
        .category-banner {
            background: var(--primary-dark);
            position: relative;
            overflow: hidden;
            padding: 48px 0 44px;
            border-bottom: 1px solid rgba(217, 210, 197, 0.12);
        }

        .category-banner::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 55%;
            height: 100%;
            background: url('/assets/images/coverpic/cover-1.webp') center/cover no-repeat;
            opacity: 0.22;
            pointer-events: none;
        }

        .category-banner::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 55%;
            height: 100%;
            background: linear-gradient(90deg, var(--primary-dark) 0%, transparent 100%);
            pointer-events: none;
        }

        .banner-inner {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .banner-text {
            flex: 1 1 55%;
            min-width: 280px;
        }

        .banner-text .badge {
            margin-bottom: 14px;
        }

        .banner-text h1 {
            font-size: 34px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.5em;
            letter-spacing: 0.01em;
            line-height: 1.35;
        }

        .banner-text h1 .highlight {
            color: var(--accent-copper);
        }

        .banner-text p {
            color: #D6D3CD;
            font-size: 15.5px;
            max-width: 520px;
            margin-bottom: 18px;
            line-height: 1.9;
        }

        .banner-meta {
            display: flex;
            align-items: center;
            gap: 18px;
            flex-wrap: wrap;
        }

        .banner-meta-item {
            display: flex;
            align-items: center;
            gap: 7px;
            color: #C9C6C0;
            font-size: 13.5px;
            font-weight: 500;
        }

        .banner-meta-item i {
            color: var(--accent-copper);
            font-size: 14px;
        }

        .banner-side {
            flex: 0 0 300px;
            background: var(--card-bg);
            border-radius: var(--radius-md);
            padding: 22px 20px;
            border: 1px solid var(--border-warm);
            box-shadow: var(--shadow-xs);
            position: relative;
            z-index: 1;
        }

        .banner-side h3 {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .countdown-row {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 14px;
        }

        .countdown-box {
            background: var(--primary-dark);
            color: #fff;
            border-radius: var(--radius-sm);
            padding: 8px 10px;
            text-align: center;
            min-width: 52px;
        }

        .countdown-box span {
            display: block;
            font-size: 18px;
            font-weight: 700;
            font-family: var(--font-en);
            line-height: 1.2;
            color: var(--accent-copper);
        }

        .countdown-box small {
            font-size: 11px;
            color: #C9C6C0;
            display: block;
            margin-top: 2px;
        }

        .countdown-sep {
            color: var(--accent-copper);
            font-weight: 700;
            font-size: 18px;
        }

        .banner-side .btn {
            width: 100%;
            margin-top: 6px;
        }

        .banner-side-note {
            font-size: 12.5px;
            color: var(--text-muted);
            margin-top: 10px;
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .banner-side-note .badge-dot {
            width: 6px;
            height: 6px;
            background: var(--accent-red);
            color: var(--accent-red);
        }

        /* Filter tags */
        .filter-section {
            padding: 20px 0 8px;
            border-bottom: 1px solid var(--divider-warm);
            background: var(--card-bg);
        }

        .filter-inner {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .filter-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }

        .filter-label i {
            color: var(--accent-copper);
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            font-size: 13.5px;
            font-weight: 500;
            padding: 7px 16px;
            border-radius: var(--radius-pill);
            border: 1px solid var(--border-warm);
            background: transparent;
            color: var(--text-secondary);
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
            min-height: 36px;
        }

        .filter-tag:hover {
            border-color: var(--accent-copper);
            color: var(--accent-copper-hover);
            background: var(--accent-copper-soft);
        }

        .filter-tag.active {
            background: var(--accent-copper);
            border-color: var(--accent-copper);
            color: var(--primary-dark);
            font-weight: 600;
        }

        /* Ranking list */
        .ranking-section {
            padding-top: 36px;
            padding-bottom: 60px;
        }

        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .ranking-item {
            display: flex;
            align-items: stretch;
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-left: 3px solid transparent;
            border-radius: var(--radius-sm);
            padding: 18px 20px;
            transition: all 0.25s ease;
            cursor: pointer;
            position: relative;
            overflow: hidden;
            gap: 16px;
        }

        .ranking-item:hover {
            border-left-color: var(--accent-copper);
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .ranking-item:hover .ranking-title {
            color: var(--accent-copper-hover);
        }

        .rank-number {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-width: 56px;
            flex-shrink: 0;
            font-family: var(--font-en);
            font-weight: 800;
            font-size: 28px;
            line-height: 1.1;
            color: var(--text-muted);
        }

        .ranking-item.top-1 .rank-number {
            color: var(--accent-copper);
            font-size: 32px;
        }

        .ranking-item.top-2 .rank-number {
            color: var(--accent-copper-hover);
            font-size: 30px;
        }

        .ranking-item.top-3 .rank-number {
            color: var(--accent-copper);
            font-size: 29px;
        }

        .rank-number small {
            font-size: 11px;
            font-weight: 500;
            color: var(--text-muted);
            font-family: var(--font-cn);
        }

        .ranking-item.top-1 .rank-number small,
        .ranking-item.top-2 .rank-number small,
        .ranking-item.top-3 .rank-number small {
            color: var(--accent-copper);
            font-weight: 600;
        }

        .ranking-content {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .ranking-title {
            font-size: 16.5px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 5px;
            transition: color 0.2s ease;
            line-height: 1.5;
        }

        .ranking-tags {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 8px;
        }

        .ranking-tags .badge {
            font-size: 11.5px;
            padding: 3px 10px;
        }

        .ranking-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 13px;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .ranking-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }

        .ranking-meta i {
            font-size: 12px;
            color: var(--tertiary-slate);
        }

        .ranking-right {
            flex-shrink: 0;
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            justify-content: center;
            gap: 8px;
            min-width: 130px;
        }

        .ranking-reward {
            font-size: 22px;
            font-weight: 700;
            color: var(--accent-copper);
            font-family: var(--font-en);
            line-height: 1.2;
        }

        .ranking-reward small {
            font-size: 12px;
            font-weight: 500;
            color: var(--text-muted);
            font-family: var(--font-cn);
        }

        .ranking-status {
            display: inline-flex;
            align-items: center;
        }

        /* Stats bar */
        .stats-bar-section {
            background: var(--primary-dark);
            padding: 32px 0;
            border-top: 1px solid rgba(217, 210, 197, 0.1);
            border-bottom: 1px solid rgba(217, 210, 197, 0.1);
        }

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

        .stat-item .stat-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--accent-copper);
            font-family: var(--font-en);
            line-height: 1.2;
            margin-bottom: 6px;
        }

        .stat-item .stat-label {
            font-size: 14px;
            color: #C9C6C0;
            font-weight: 500;
        }

        /* Guide section */
        .guide-section {
            padding-top: 60px;
            padding-bottom: 60px;
        }

        .guide-card {
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-md);
            padding: 28px 26px;
            box-shadow: var(--shadow-xs);
            transition: all 0.25s ease;
            height: 100%;
        }

        .guide-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-3px);
        }

        .guide-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .guide-card h3 i {
            color: var(--accent-copper);
            font-size: 18px;
        }

        .guide-card p {
            font-size: 14.5px;
            color: var(--text-secondary);
            margin-bottom: 0;
            line-height: 1.85;
        }

        /* FAQ */
        .faq-section {
            background: var(--card-bg);
            border-top: 1px solid var(--divider-warm);
            border-bottom: 1px solid var(--divider-warm);
        }

        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            overflow: hidden;
            background: #fff;
            transition: all 0.2s ease;
        }

        .faq-item.open {
            border-color: var(--accent-copper);
            box-shadow: var(--shadow-xs);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 16px 20px;
            cursor: pointer;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-cn);
            font-size: 15.5px;
            font-weight: 600;
            color: var(--text-primary);
            transition: all 0.2s ease;
            min-height: 52px;
        }

        .faq-question:hover {
            background: var(--bg-warm);
        }

        .faq-question .faq-num {
            color: var(--accent-copper);
            font-weight: 700;
            font-size: 14px;
            flex-shrink: 0;
        }

        .faq-question .faq-text {
            flex: 1;
        }

        .faq-question .faq-arrow {
            color: var(--text-muted);
            font-size: 14px;
            transition: transform 0.25s ease;
            flex-shrink: 0;
        }

        .faq-item.open .faq-question .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent-copper);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 20px;
            background: var(--bg-warm);
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        .faq-answer p {
            font-size: 14.5px;
            color: var(--text-secondary);
            margin: 0;
            line-height: 1.85;
            padding-top: 12px;
        }

        /* CTA Section */
        .cta-section {
            background: var(--primary-dark);
            padding: 56px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -10%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200, 121, 61, 0.18), transparent 70%);
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 680px;
            margin: 0 auto;
        }

        .cta-inner .badge {
            margin-bottom: 14px;
        }

        .cta-inner h2 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.6em;
            line-height: 1.4;
        }

        .cta-inner p {
            color: #D6D3CD;
            font-size: 15.5px;
            line-height: 1.9;
            margin-bottom: 24px;
        }

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

        .cta-actions .btn-secondary {
            color: #fff;
            border-color: rgba(255, 255, 255, 0.4);
        }

        .cta-actions .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            border-color: #fff;
        }

        /* Footer */
        .site-footer {
            background: var(--primary-dark);
            color: #C9C6C0;
            padding-top: 52px;
            padding-bottom: 20px;
            border-top: 1px solid rgba(217, 210, 197, 0.12);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 0.8fr 1.2fr;
            gap: 36px;
            margin-bottom: 36px;
        }

        .footer-brand .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: 10px;
        }

        .footer-brand p {
            font-size: 13.5px;
            color: #A8A59E;
            line-height: 1.8;
            max-width: 280px;
            margin-bottom: 0;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }

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

        .footer-col ul li a {
            color: #C9C6C0;
            font-size: 13.5px;
            text-decoration: none;
            transition: color 0.2s ease;
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .footer-col ul li a:hover {
            color: var(--accent-copper);
        }

        .footer-subscribe p {
            font-size: 13px;
            color: #A8A59E;
            margin-bottom: 12px;
            line-height: 1.7;
        }

        .subscribe-form {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .subscribe-form input {
            flex: 1;
            min-width: 160px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(217, 210, 197, 0.25);
            border-radius: var(--radius-btn);
            color: #fff;
            font-size: 14px;
            padding: 10px 14px;
            transition: all 0.2s ease;
            min-height: 44px;
            font-family: var(--font-cn);
        }

        .subscribe-form input::placeholder {
            color: #898D91;
        }

        .subscribe-form input:focus {
            border-color: var(--accent-copper);
            outline: 2px solid var(--accent-copper);
            outline-offset: 1px;
            background: rgba(255, 255, 255, 0.08);
        }

        .footer-bottom {
            border-top: 1px solid rgba(217, 210, 197, 0.1);
            padding-top: 18px;
            text-align: center;
            font-size: 13px;
            color: #898D91;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .header-nav {
                gap: 2px;
            }

            .header-nav a {
                font-size: 14px;
                padding: 8px 10px;
            }

            .banner-inner {
                flex-direction: column;
                align-items: stretch;
            }

            .banner-text {
                flex: 1 1 100%;
            }

            .banner-side {
                flex: 0 0 auto;
                width: 100%;
                max-width: 420px;
            }

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

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

        @media (max-width: 768px) {
            .header-nav {
                display: none;
            }

            .hamburger-btn {
                display: flex;
            }

            .header-right .header-cta {
                display: none;
            }

            .header-inner {
                gap: 10px;
                padding: 0 14px;
            }

            .category-banner {
                padding: 32px 0 30px;
            }

            .banner-text h1 {
                font-size: 26px;
            }

            .banner-text p {
                font-size: 14.5px;
            }

            .banner-meta {
                gap: 12px;
            }

            .ranking-item {
                flex-direction: column;
                padding: 16px;
                gap: 10px;
            }

            .rank-number {
                flex-direction: row;
                gap: 8px;
                min-width: auto;
                font-size: 22px;
                align-items: baseline;
            }

            .ranking-item.top-1 .rank-number {
                font-size: 24px;
            }

            .ranking-item.top-2 .rank-number {
                font-size: 23px;
            }

            .ranking-item.top-3 .rank-number {
                font-size: 22px;
            }

            .ranking-right {
                flex-direction: row;
                align-items: center;
                justify-content: space-between;
                width: 100%;
                min-width: auto;
            }

            .ranking-reward {
                font-size: 19px;
            }

            .section-pad {
                padding-top: var(--section-pad-mobile);
                padding-bottom: var(--section-pad-mobile);
            }

            .section-title-area h2 {
                font-size: 21px;
            }

            .cta-inner h2 {
                font-size: 23px;
            }

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

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

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

            .filter-inner {
                gap: 6px;
            }

            .filter-tag {
                font-size: 12.5px;
                padding: 6px 12px;
            }
        }

        @media (max-width: 520px) {
            .banner-text h1 {
                font-size: 23px;
            }

            .banner-meta {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .ranking-meta {
                gap: 10px;
            }

            .ranking-title {
                font-size: 15px;
            }

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

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

            .stat-item .stat-label {
                font-size: 12.5px;
            }

            .cta-actions {
                flex-direction: column;
                width: 100%;
            }

            .cta-actions .btn {
                width: 100%;
            }

            .guide-card {
                padding: 20px 18px;
            }

            .faq-question {
                padding: 14px 16px;
                font-size: 14.5px;
            }

            .banner-side {
                padding: 18px 16px;
            }

            .countdown-box {
                min-width: 44px;
                padding: 6px 8px;
            }

            .countdown-box span {
                font-size: 16px;
            }
        }

/* roulang page: category3 */
:root {
            --primary-dark: #1B1D1F;
            --accent-copper: #C8793D;
            --accent-copper-hover: #A95F2B;
            --accent-copper-soft: #F0E6D8;
            --tertiary-slate: #4E6A6E;
            --bg-warm: #F4EFE6;
            --accent-red: #8F3B2E;
            --text-primary: #1E2023;
            --text-secondary: #5B6065;
            --text-muted: #898D91;
            --border-warm: #D9D2C5;
            --divider-warm: #E8E1D5;
            --card-bg: #FFFDF8;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-btn: 6px;
            --radius-pill: 20px;
            --shadow-xs: 0 1.5px 4px rgba(27, 29, 31, 0.06);
            --shadow-md: 0 6px 18px rgba(27, 29, 31, 0.12);
            --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-en: 'Inter', system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
            --gap-grid: 24px;
            --section-pad: 88px;
            --section-pad-mobile: 44px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.85;
            color: var(--text-primary);
            background: var(--bg-warm);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: var(--accent-copper);
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: var(--accent-copper-hover);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--accent-copper);
            outline-offset: 2px;
        }

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

        .site-container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (max-width: 640px) {
            .site-container {
                padding-left: 14px;
                padding-right: 14px;
            }
        }

        .section-pad {
            padding-top: var(--section-pad);
            padding-bottom: var(--section-pad);
        }

        @media (max-width: 640px) {
            .section-pad {
                padding-top: var(--section-pad-mobile);
                padding-bottom: var(--section-pad-mobile);
            }
        }

        .section-title-area {
            margin-bottom: 36px;
        }
        .section-title-area h2 {
            font-size: 26px;
            font-weight: 600;
            color: var(--text-primary);
            letter-spacing: 0.01em;
            margin-bottom: 0.65em;
            line-height: 1.4;
        }
        .section-title-area p {
            font-size: 15.5px;
            color: var(--text-secondary);
            line-height: 1.9;
            max-width: 720px;
            margin: 0 auto;
        }
        .section-title-area.text-left {
            text-align: left;
        }
        .section-title-area.text-left p {
            margin-left: 0;
        }
        .section-title-area.text-center {
            text-align: center;
        }
        @media (max-width: 640px) {
            .section-title-area h2 {
                font-size: 22px;
            }
        }

        /* ============ Header / Navigation ============ */
        .site-header {
            background: var(--primary-dark);
            position: sticky;
            top: 0;
            z-index: 100;
            border-bottom: 1px solid rgba(217, 210, 197, 0.15);
            box-shadow: 0 2px 8px rgba(27, 29, 31, 0.08);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            padding: 0 20px;
            max-width: var(--max-width);
            margin: 0 auto;
            gap: 20px;
        }
        .header-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .header-logo a {
            display: flex;
            align-items: center;
            gap: 8px;
            color: #fff;
            font-weight: 700;
            font-size: 19px;
            letter-spacing: 0.04em;
            text-decoration: none;
            white-space: nowrap;
        }
        .header-logo a:hover {
            color: var(--accent-copper);
        }
        .header-logo .logo-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: var(--accent-copper);
            color: var(--primary-dark);
            border-radius: 6px;
            font-size: 14px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex: 1;
            justify-content: center;
        }
        .header-nav a {
            color: #D6D3CD;
            font-size: 15px;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: 4px;
            text-decoration: none;
            transition: all 0.2s ease;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
        }
        .header-nav a:hover {
            color: #fff;
            background: rgba(200, 121, 61, 0.12);
        }
        .header-nav a.active {
            color: var(--accent-copper);
            border-bottom-color: var(--accent-copper);
            font-weight: 600;
        }
        .header-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .header-cta {
            background: var(--accent-copper);
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 14px;
            padding: 9px 20px;
            border-radius: var(--radius-btn);
            text-decoration: none;
            transition: all 0.2s ease;
            white-space: nowrap;
            border: none;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .header-cta:hover {
            background: var(--accent-copper-hover);
            color: var(--primary-dark);
            transform: translateY(-1px);
        }
        .lang-toggle {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            border: 1px solid var(--accent-copper);
            border-radius: var(--radius-pill);
            padding: 4px 10px;
            color: var(--accent-copper);
            font-size: 12px;
            font-weight: 500;
            transition: all 0.2s ease;
            white-space: nowrap;
            cursor: pointer;
        }
        .lang-toggle:hover {
            background: rgba(200, 121, 61, 0.15);
            color: #fff;
        }
        .nav-toggle {
            display: none;
            background: transparent;
            border: 1px solid rgba(217, 210, 197, 0.3);
            border-radius: 6px;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 20px;
            cursor: pointer;
            flex-shrink: 0;
        }
        .nav-toggle:hover {
            border-color: var(--accent-copper);
            color: var(--accent-copper);
        }

        @media (max-width: 1024px) {
            .header-inner {
                flex-wrap: wrap;
                padding: 0 16px;
            }
            .header-nav {
                order: 3;
                flex-basis: 100%;
                justify-content: flex-start;
                padding: 8px 0 12px;
                gap: 2px;
                overflow-x: auto;
                -webkit-overflow-scrolling: touch;
                scrollbar-width: thin;
            }
            .header-nav a {
                font-size: 14px;
                padding: 7px 12px;
                white-space: nowrap;
            }
        }

        @media (max-width: 640px) {
            .header-inner {
                min-height: 56px;
                gap: 10px;
            }
            .header-logo a {
                font-size: 16px;
            }
            .header-logo .logo-mark {
                width: 24px;
                height: 24px;
                font-size: 12px;
            }
            .header-nav {
                padding-bottom: 10px;
                gap: 0;
            }
            .header-nav a {
                font-size: 13px;
                padding: 6px 10px;
            }
            .header-cta {
                font-size: 12px;
                padding: 7px 14px;
            }
            .lang-toggle {
                font-size: 11px;
                padding: 3px 8px;
            }
            .nav-toggle {
                display: inline-flex;
            }
            .header-nav.is-open {
                display: flex;
                flex-direction: column;
                align-items: stretch;
                gap: 2px;
                padding: 8px 0 14px;
            }
            .header-nav.is-open a {
                text-align: left;
                border-left: 3px solid transparent;
                border-bottom: none;
                padding: 10px 12px;
                font-size: 15px;
            }
            .header-nav.is-open a.active {
                border-left-color: var(--accent-copper);
            }
        }

        /* ============ Hero ============ */
        .hero-section {
            padding: 60px 0 70px;
            background: var(--primary-dark);
            position: relative;
            overflow: hidden;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            top: -120px;
            right: -80px;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(200, 121, 61, 0.12) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -60px;
            width: 360px;
            height: 360px;
            background: radial-gradient(circle, rgba(78, 106, 110, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-inner {
            display: flex;
            align-items: center;
            gap: 48px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            position: relative;
            z-index: 1;
        }
        .hero-card {
            flex: 1 1 55%;
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-md);
            padding: 40px 42px;
            box-shadow: var(--shadow-md);
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent-copper-soft);
            color: var(--accent-copper-hover);
            font-size: 13px;
            font-weight: 600;
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            margin-bottom: 18px;
            letter-spacing: 0.02em;
        }
        .hero-badge .dot {
            width: 7px;
            height: 7px;
            background: var(--accent-red);
            border-radius: 50%;
            display: inline-block;
            animation: pulse-dot 1.6s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.5; transform: scale(1.4); }
        }
        .hero-card h1 {
            font-size: 34px;
            font-weight: 700;
            line-height: 1.35;
            color: var(--text-primary);
            margin-bottom: 16px;
            letter-spacing: 0.01em;
        }
        .hero-card p {
            font-size: 16px;
            color: var(--text-secondary);
            line-height: 1.9;
            margin-bottom: 24px;
            max-width: 520px;
        }
        .hero-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent-copper);
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 16px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            border: none;
            cursor: pointer;
            transition: all 0.2s ease;
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-primary:hover {
            background: var(--accent-copper-hover);
            color: var(--primary-dark);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(168, 95, 43, 0.25);
        }
        .btn-primary:active {
            transform: scale(0.98);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: transparent;
            border: 1px solid var(--accent-copper);
            color: var(--accent-copper);
            font-weight: 600;
            font-size: 16px;
            padding: 11px 24px;
            border-radius: var(--radius-btn);
            cursor: pointer;
            transition: all 0.2s ease;
            text-decoration: none;
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background: var(--accent-copper-soft);
            color: var(--accent-copper-hover);
            border-color: var(--accent-copper-hover);
        }
        .btn-secondary:active {
            transform: scale(0.98);
        }
        .hero-visual {
            flex: 1 1 45%;
            position: relative;
        }
        .hero-visual img {
            width: 100%;
            height: 420px;
            object-fit: cover;
            border-radius: var(--radius-md);
            border: 1px solid rgba(217, 210, 197, 0.3);
            box-shadow: var(--shadow-md);
        }
        .hero-visual .status-chip {
            position: absolute;
            top: 16px;
            left: 16px;
            background: rgba(27, 29, 31, 0.85);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: var(--radius-pill);
            display: flex;
            align-items: center;
            gap: 6px;
            letter-spacing: 0.02em;
        }
        .hero-visual .status-chip .dot {
            width: 6px;
            height: 6px;
            background: #D44A3A;
            border-radius: 50%;
        }
        .hero-meta-row {
            display: flex;
            align-items: center;
            gap: 18px;
            margin-top: 18px;
            flex-wrap: wrap;
        }
        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: #D6D3CD;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(217, 210, 197, 0.15);
            padding: 5px 14px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.02em;
        }
        .hero-meta-item i {
            color: var(--accent-copper);
            font-size: 12px;
        }
        @media (max-width: 1024px) {
            .hero-inner {
                flex-direction: column;
                gap: 28px;
                padding: 0 16px;
            }
            .hero-card,
            .hero-visual {
                flex: 1 1 100%;
                width: 100%;
            }
            .hero-card {
                padding: 28px 24px;
            }
            .hero-visual img {
                height: 300px;
            }
        }
        @media (max-width: 640px) {
            .hero-section {
                padding: 36px 0 48px;
            }
            .hero-card {
                padding: 22px 18px;
                border-radius: var(--radius-sm);
            }
            .hero-card h1 {
                font-size: 24px;
                line-height: 1.4;
            }
            .hero-card p {
                font-size: 14.5px;
                line-height: 1.85;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .btn-primary,
            .btn-secondary {
                justify-content: center;
                font-size: 15px;
                padding: 11px 20px;
                width: 100%;
            }
            .hero-visual img {
                height: 220px;
            }
            .hero-meta-row {
                gap: 8px;
            }
            .hero-meta-item {
                font-size: 11px;
                padding: 4px 10px;
            }
        }

        /* ============ Content Sections ============ */
        .section-offset-bg {
            background: var(--card-bg);
        }
        .section-warm-bg {
            background: var(--bg-warm);
        }

        /* Rule quick stats */
        .rule-stats-band {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
            margin-top: 24px;
        }
        .stat-cell {
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-sm);
            padding: 18px 20px;
            text-align: center;
            transition: all 0.2s ease;
        }
        .stat-cell:hover {
            border-color: var(--accent-copper);
            box-shadow: var(--shadow-xs);
        }
        .stat-cell .stat-num {
            font-size: 28px;
            font-weight: 700;
            color: var(--accent-copper);
            font-family: var(--font-en);
            line-height: 1.2;
        }
        .stat-cell .stat-label {
            font-size: 13px;
            color: var(--text-secondary);
            margin-top: 4px;
            letter-spacing: 0.02em;
        }
        @media (max-width: 1024px) {
            .rule-stats-band {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .rule-stats-band {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-cell {
                padding: 14px 12px;
            }
            .stat-cell .stat-num {
                font-size: 22px;
            }
            .stat-cell .stat-label {
                font-size: 11px;
            }
        }

        /* Long-form article list */
        .article-stack {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .article-row {
            display: flex;
            gap: 24px;
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-md);
            padding: 18px;
            transition: all 0.25s ease;
            position: relative;
            cursor: default;
        }
        .article-row:hover {
            border-left: 3px solid var(--accent-copper);
            box-shadow: var(--shadow-md);
        }
        .article-row .article-img {
            flex: 0 0 220px;
            border-radius: var(--radius-sm);
            overflow: hidden;
            position: relative;
        }
        .article-row .article-img img {
            width: 100%;
            height: 100%;
            min-height: 150px;
            object-fit: cover;
            border-radius: var(--radius-sm);
            transition: transform 0.3s ease;
        }
        .article-row:hover .article-img img {
            transform: scale(1.03);
        }
        .article-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
            min-width: 0;
        }
        .article-body h3 {
            font-size: 19px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.45;
            transition: color 0.2s ease;
        }
        .article-row:hover .article-body h3 {
            color: var(--accent-copper);
        }
        .article-body p {
            font-size: 14.5px;
            color: var(--text-secondary);
            line-height: 1.85;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .article-meta .tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 12px;
            font-weight: 500;
            color: var(--tertiary-slate);
            background: var(--bg-warm);
            border: 1px solid var(--border-warm);
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            letter-spacing: 0.02em;
        }
        .article-meta .meta-sep {
            color: var(--border-warm);
        }
        .article-meta .read-count,
        .article-meta .comment-count {
            font-size: 12.5px;
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .article-meta .read-count i,
        .article-meta .comment-count i {
            font-size: 11px;
            color: var(--text-muted);
        }
        @media (max-width: 1024px) {
            .article-row {
                flex-direction: column;
                gap: 16px;
                padding: 14px;
            }
            .article-row .article-img {
                flex: 0 0 auto;
                width: 100%;
                height: 200px;
            }
            .article-row .article-img img {
                height: 200px;
                min-height: auto;
            }
        }
        @media (max-width: 640px) {
            .article-row {
                padding: 12px;
                border-radius: var(--radius-sm);
            }
            .article-row .article-img {
                height: 160px;
            }
            .article-row .article-img img {
                height: 160px;
            }
            .article-body h3 {
                font-size: 16px;
                margin-bottom: 6px;
            }
            .article-body p {
                font-size: 13.5px;
                line-height: 1.8;
                -webkit-line-clamp: 3;
            }
            .article-meta {
                gap: 10px;
            }
            .article-meta .tag {
                font-size: 11px;
                padding: 2px 8px;
            }
        }

        /* Steps process */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 0;
            position: relative;
            margin-top: 12px;
        }
        .step-item {
            text-align: center;
            padding: 0 10px;
            position: relative;
        }
        .step-item:not(:last-child)::after {
            content: '';
            position: absolute;
            top: 32px;
            right: -30%;
            width: 60%;
            height: 1px;
            background: var(--border-warm);
            z-index: 0;
        }
        .step-circle {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: var(--primary-dark);
            color: var(--accent-copper);
            font-size: 24px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            border: 2px solid var(--accent-copper);
            position: relative;
            z-index: 1;
            font-family: var(--font-en);
            transition: all 0.25s ease;
        }
        .step-item:hover .step-circle {
            background: var(--accent-copper);
            color: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 6px 16px rgba(200, 121, 61, 0.3);
        }
        .step-item h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 4px;
            line-height: 1.45;
        }
        .step-item p {
            font-size: 13px;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 0;
        }
        @media (max-width: 1024px) {
            .steps-row {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px 12px;
            }
            .step-item:not(:last-child)::after {
                display: none;
            }
        }
        @media (max-width: 640px) {
            .steps-row {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            .step-circle {
                width: 52px;
                height: 52px;
                font-size: 20px;
                margin-bottom: 10px;
            }
            .step-item h4 {
                font-size: 14px;
            }
            .step-item p {
                font-size: 12.5px;
            }
        }

        /* FAQ */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--card-bg);
            border: 1px solid var(--border-warm);
            border-radius: var(--radius-sm);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all 0.25s ease;
        }
        .faq-item:hover {
            border-color: var(--accent-copper);
            box-shadow: var(--shadow-xs);
        }
        .faq-item.is-open {
            border-color: var(--accent-copper);
            box-shadow: var(--shadow-xs);
        }
        .faq-question {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 16px 20px;
            cursor: pointer;
            background: transparent;
            border: none;
            width: 100%;
            text-align: left;
            font-family: var(--font-cn);
            font-size: 15.5px;
            font-weight: 600;
            color: var(--text-primary);
            transition: background 0.2s ease;
            min-height: 44px;
        }
        .faq-question:hover {
            background: rgba(200, 121, 61, 0.05);
        }
        .faq-question .faq-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: var(--accent-copper-soft);
            color: var(--accent-copper-hover);
            border-radius: 50%;
            font-size: 13px;
            font-weight: 700;
            flex-shrink: 0;
            font-family: var(--font-en);
        }
        .faq-question .faq-text {
            flex: 1;
            line-height: 1.5;
        }
        .faq-question .faq-arrow {
            font-size: 14px;
            color: var(--text-muted);
            transition: transform 0.25s ease;
            flex-shrink: 0;
        }
        .faq-item.is-open .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent-copper);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
            padding: 0 20px;
        }
        .faq-item.is-open .faq-answer {
            max-height: 400px;
            padding: 0 20px 18px 62px;
        }
        .faq-answer p {
            font-size: 14.5px;
            color: var(--text-secondary);
            line-height: 1.9;
            margin-bottom: 0;
        }
        @media (max-width: 640px) {
            .faq-question {
                padding: 13px 14px;
                font-size: 14px;
                gap: 10px;
            }
            .faq-question .faq-number {
                width: 24px;
                height: 24px;
                font-size: 12px;
            }
            .faq-item.is-open .faq-answer {
                padding: 0 14px 14px 48px;
            }
            .faq-answer p {
                font-size: 13.5px;
                line-height: 1.85;
            }
        }

        /* CTA Panel */
        .cta-panel {
            background: var(--primary-dark);
            border-radius: var(--radius-md);
            padding: 48px 40px;
            position: relative;
            overflow: hidden;
            text-align: center;
            border: 1px solid rgba(217, 210, 197, 0.15);
        }
        .cta-panel::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 280px;
            height: 280px;
            background: radial-gradient(circle, rgba(200, 121, 61, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-panel .cta-status {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-copper);
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }
        .cta-panel .cta-status .dot {
            width: 8px;
            height: 8px;
            background: var(--accent-red);
            border-radius: 50%;
            animation: pulse-dot 1.6s ease-in-out infinite;
        }
        .cta-panel h2 {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.01em;
            line-height: 1.4;
        }
        .cta-panel p {
            font-size: 15.5px;
            color: #D6D3CD;
            line-height: 1.9;
            max-width: 600px;
            margin: 0 auto 28px;
        }
        .cta-panel .cta-buttons {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }
        .cta-panel .btn-primary {
            font-size: 17px;
            padding: 13px 32px;
        }
        .cta-panel .btn-secondary {
            color: var(--accent-copper);
            border-color: rgba(200, 121, 61, 0.6);
        }
        .cta-panel .btn-secondary:hover {
            background: rgba(200, 121, 61, 0.12);
            color: #fff;
        }
        @media (max-width: 640px) {
            .cta-panel {
                padding: 28px 18px;
                border-radius: var(--radius-sm);
            }
            .cta-panel h2 {
                font-size: 22px;
            }
            .cta-panel p {
                font-size: 14px;
                line-height: 1.85;
                margin-bottom: 20px;
            }
            .cta-panel .cta-buttons {
                flex-direction: column;
                gap: 10px;
            }
            .cta-panel .btn-primary,
            .cta-panel .btn-secondary {
                width: 100%;
                justify-content: center;
                font-size: 15px;
                padding: 12px 20px;
            }
        }

        /* ============ Footer ============ */
        .site-footer {
            background: var(--primary-dark);
            color: #C9C6C0;
            padding: 56px 0 28px;
            border-top: 1px solid rgba(217, 210, 197, 0.12);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.5fr;
            gap: 36px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(217, 210, 197, 0.12);
        }
        .footer-brand .footer-logo {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.04em;
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            color: #C9C6C0;
            line-height: 1.8;
            max-width: 280px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: 0.03em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-col ul li {
            margin-bottom: 8px;
        }
        .footer-col ul li a {
            color: #C9C6C0;
            font-size: 14px;
            text-decoration: none;
            transition: color 0.2s ease;
            display: inline-block;
        }
        .footer-col ul li a:hover {
            color: var(--accent-copper);
        }
        .footer-subscribe h4 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: 0.03em;
        }
        .footer-subscribe p {
            font-size: 13.5px;
            color: #C9C6C0;
            line-height: 1.8;
            margin-bottom: 14px;
        }
        .subscribe-form {
            display: flex;
            gap: 8px;
        }
        .subscribe-form input {
            flex: 1;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(217, 210, 197, 0.2);
            border-radius: var(--radius-btn);
            padding: 10px 14px;
            color: #fff;
            font-size: 14px;
            font-family: var(--font-cn);
            transition: border-color 0.2s ease;
            min-width: 0;
        }
        .subscribe-form input::placeholder {
            color: var(--text-muted);
        }
        .subscribe-form input:focus {
            outline: none;
            border-color: var(--accent-copper);
            box-shadow: 0 0 0 2px rgba(200, 121, 61, 0.2);
        }
        .btn-sm {
            padding: 9px 16px;
            font-size: 13px;
            border-radius: var(--radius-btn);
            white-space: nowrap;
        }
        .footer-bottom {
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: #898D91;
            letter-spacing: 0.02em;
        }
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }
        @media (max-width: 640px) {
            .site-footer {
                padding: 36px 0 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
                padding-bottom: 24px;
            }
            .footer-brand {
                grid-column: auto;
            }
            .footer-brand p {
                font-size: 13px;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .footer-bottom {
                padding-top: 14px;
                font-size: 12px;
            }
        }

        /* Utility extras */
        .text-highlight {
            color: var(--accent-copper);
            font-weight: 600;
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .text-center {
            text-align: center;
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }

/* roulang page: category4 */
:root {
      --primary-dark: #1B1D1F;
      --accent-copper: #C8793D;
      --accent-copper-hover: #A95F2B;
      --accent-copper-soft: #F0E6D8;
      --tertiary-slate: #4E6A6E;
      --bg-warm: #F4EFE6;
      --accent-red: #8F3B2E;
      --text-primary: #1E2023;
      --text-secondary: #5B6065;
      --text-muted: #898D91;
      --border-warm: #D9D2C5;
      --divider-warm: #E8E1D5;
      --card-bg: #FFFDF8;
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-btn: 6px;
      --radius-pill: 20px;
      --shadow-xs: 0 1.5px 4px rgba(27, 29, 31, 0.06);
      --shadow-md: 0 6px 18px rgba(27, 29, 31, 0.12);
      --font-cn: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
      --font-en: 'Inter', system-ui, -apple-system, sans-serif;
      --max-width: 1200px;
      --gap-grid: 24px;
      --section-pad: 88px;
      --section-pad-mobile: 44px;
    }

    html {
      scroll-behavior: smooth;
      box-sizing: border-box;
    }

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

    body {
      font-family: var(--font-cn);
      font-size: 16px;
      line-height: 1.85;
      color: var(--text-primary);
      background: var(--bg-warm);
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      margin: 0;
    }

    a {
      color: var(--accent-copper);
      text-decoration: none;
      transition: color 0.2s ease;
    }

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

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

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

    .site-container {
      max-width: var(--max-width);
      margin: 0 auto;
      padding-left: 20px;
      padding-right: 20px;
    }

    .section-pad {
      padding-top: var(--section-pad);
      padding-bottom: var(--section-pad);
    }

    .section-title-area {
      margin-bottom: 36px;
    }

    .section-title-area h2 {
      font-size: 26px;
      font-weight: 600;
      color: var(--text-primary);
      letter-spacing: 0.01em;
      margin-bottom: 0.65em;
      line-height: 1.4;
    }

    .section-title-area p {
      font-size: 15.5px;
      color: var(--text-secondary);
      line-height: 1.9;
      max-width: 720px;
      margin: 0 auto;
    }

    .section-title-area.text-left {
      text-align: left;
    }

    .section-title-area.text-left p {
      margin-left: 0;
    }

    .section-title-area.text-center {
      text-align: center;
    }

    .section-title-area h2 {
      font-size: 22px;
    }

    /* ============ Header / Navigation ============ */
    .site-header {
      background: var(--primary-dark);
      position: sticky;
      top: 0;
      z-index: 100;
      border-bottom: 1px solid rgba(217, 210, 197, 0.15);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 64px;
      padding: 0 20px;
      max-width: var(--max-width);
      margin: 0 auto;
      gap: 20px;
    }

    .header-logo {
      display: flex;
      align-items: center;
      gap: 8px;
      flex-shrink: 0;
    }

    .header-logo a {
      display: flex;
      align-items: center;
      gap: 8px;
      color: #fff;
      font-weight: 700;
      font-size: 19px;
      letter-spacing: 0.04em;
      text-decoration: none;
      white-space: nowrap;
    }

    .header-logo a:hover {
      color: var(--accent-copper);
    }

    .header-logo .logo-mark {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 28px;
      height: 28px;
      background: var(--accent-copper);
      color: var(--primary-dark);
      border-radius: 6px;
      font-size: 14px;
      font-weight: 800;
      flex-shrink: 0;
    }

    .header-nav {
      display: flex;
      align-items: center;
      gap: 8px;
      flex: 1;
      justify-content: center;
    }

    .header-nav a {
      color: #D6D3CD;
      font-size: 15px;
      font-weight: 500;
      padding: 8px 14px;
      border-radius: 4px;
      text-decoration: none;
      transition: all 0.2s ease;
      border-bottom: 2px solid transparent;
      white-space: nowrap;
    }

    .header-nav a:hover {
      color: #fff;
      background: rgba(200, 121, 61, 0.12);
    }

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

    .header-right {
      display: flex;
      align-items: center;
      gap: 12px;
      flex-shrink: 0;
    }

    .header-cta {
      background: var(--accent-copper);
      color: var(--primary-dark);
      font-weight: 600;
      font-size: 14px;
      padding: 9px 20px;
      border-radius: var(--radius-btn);
      text-decoration: none;
      transition: all 0.2s ease;
      white-space: nowrap;
      border: none;
      display: inline-block;
    }

    .header-cta:hover {
      background: var(--accent-copper-hover);
      color: var(--primary-dark);
      transform: translateY(-1px);
    }

    .lang-switch {
      color: #D6D3CD;
      font-size: 14px;
      font-weight: 500;
      padding: 7px 14px;
      border: 1px solid var(--accent-copper);
      border-radius: var(--radius-pill);
      text-decoration: none;
      transition: all 0.2s ease;
      white-space: nowrap;
      display: inline-block;
    }

    .lang-switch:hover {
      background: var(--accent-copper-soft);
      color: var(--accent-copper-hover);
      border-color: var(--accent-copper-hover);
    }

    .nav-toggle {
      display: none;
      background: none;
      border: 1px solid var(--border-warm);
      color: #fff;
      font-size: 20px;
      padding: 8px 12px;
      border-radius: 4px;
      cursor: pointer;
      line-height: 1;
    }

    .mobile-nav {
      display: none;
      background: var(--primary-dark);
      padding: 16px 20px 24px;
      border-top: 1px solid rgba(217, 210, 197, 0.15);
    }

    .mobile-nav a {
      display: block;
      color: #D6D3CD;
      padding: 12px 10px;
      border-bottom: 1px solid rgba(217, 210, 197, 0.1);
      font-size: 15px;
      text-decoration: none;
    }

    .mobile-nav a.active {
      color: var(--accent-copper);
      font-weight: 600;
    }

    .mobile-nav .mobile-actions {
      display: flex;
      gap: 12px;
      margin-top: 16px;
      align-items: center;
    }

    .mobile-nav .header-cta,
    .mobile-nav .lang-switch {
      flex: 1;
      text-align: center;
    }

    /* ============ Hero ============ */
    .page-hero {
      background: var(--bg-warm);
      border-bottom: 1px solid var(--border-warm);
      padding-top: 56px;
      padding-bottom: 56px;
    }

    .page-hero-inner {
      display: flex;
      align-items: center;
      gap: 40px;
    }

    .page-hero-text {
      flex: 1 1 60%;
    }

    .breadcrumb {
      font-size: 14px;
      color: var(--text-muted);
      margin-bottom: 12px;
      display: flex;
      align-items: center;
      gap: 6px;
      flex-wrap: wrap;
    }

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

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

    .page-hero-text h1 {
      font-size: 36px;
      font-weight: 700;
      color: var(--text-primary);
      line-height: 1.3;
      margin: 0 0 16px;
      letter-spacing: 0.01em;
    }

    .hero-subtitle {
      font-size: 16px;
      color: var(--text-secondary);
      line-height: 1.9;
      margin: 0 0 24px;
      max-width: 620px;
    }

    .hero-actions {
      display: flex;
      gap: 12px;
      flex-wrap: wrap;
      margin-bottom: 24px;
    }

    .hero-meta {
      display: flex;
      gap: 20px;
      flex-wrap: wrap;
      align-items: center;
    }

    .hero-meta span {
      font-size: 14px;
      color: var(--text-secondary);
      background: var(--card-bg);
      border: 1px solid var(--border-warm);
      padding: 6px 14px;
      border-radius: var(--radius-pill);
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }

    .hero-meta i {
      color: var(--accent-copper);
      font-size: 13px;
    }

    .page-hero-image {
      flex: 0 0 38%;
      position: relative;
      border-radius: var(--radius-md);
      overflow: hidden;
      border: 1px solid var(--border-warm);
      box-shadow: var(--shadow-xs);
    }

    .page-hero-image img {
      width: 100%;
      height: 280px;
      object-fit: cover;
    }

    .image-badge {
      position: absolute;
      bottom: 12px;
      left: 12px;
      background: var(--accent-red);
      color: #fff;
      font-size: 13px;
      padding: 5px 12px;
      border-radius: var(--radius-pill);
      font-weight: 500;
    }

    /* ============ Buttons ============ */
    .btn {
      display: inline-block;
      font-family: var(--font-cn);
      font-size: 16px;
      font-weight: 600;
      padding: 12px 28px;
      border-radius: var(--radius-btn);
      text-decoration: none;
      transition: all 0.2s ease;
      cursor: pointer;
      border: none;
      line-height: 1.5;
      text-align: center;
    }

    .btn-primary {
      background: var(--accent-copper);
      color: var(--primary-dark);
    }

    .btn-primary:hover {
      background: var(--accent-copper-hover);
      color: var(--primary-dark);
      transform: translateY(-1px);
      box-shadow: 0 4px 10px rgba(27, 29, 31, 0.08);
    }

    .btn-outline {
      background: transparent;
      border: 1px solid var(--accent-copper);
      color: var(--accent-copper);
    }

    .btn-outline:hover {
      background: var(--accent-copper-soft);
      color: var(--accent-copper-hover);
      border-color: var(--accent-copper-hover);
    }

    .btn-sm {
      padding: 8px 18px;
      font-size: 14px;
    }

    .btn-block {
      display: block;
      width: 100%;
    }

    /* ============ Process Steps ============ */
    .process-section {
      background: #fffdf8;
      border-bottom: 1px solid var(--border-warm);
    }

    .process-grid {
      display: flex;
      gap: 0;
      align-items: stretch;
      justify-content: space-between;
      flex-wrap: wrap;
    }

    .process-step {
      flex: 1 1 0;
      min-width: 160px;
      background: var(--card-bg);
      border: 1px solid var(--border-warm);
      border-radius: var(--radius-sm);
      padding: 24px 20px;
      text-align: center;
      position: relative;
      transition: all 0.2s ease;
    }

    .process-step:hover {
      box-shadow: var(--shadow-md);
      border-color: var(--accent-copper);
    }

    .step-number {
      font-size: 28px;
      font-weight: 700;
      color: var(--accent-copper);
      margin-bottom: 12px;
      font-family: var(--font-en);
      line-height: 1;
    }

    .process-step h3 {
      font-size: 18px;
      font-weight: 600;
      color: var(--text-primary);
      margin: 0 0 8px;
    }

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

    .process-arrow {
      display: flex;
      align-items: center;
      justify-content: center;
      flex: 0 0 40px;
      color: var(--tertiary-slate);
      font-size: 18px;
    }

    /* ============ Rules Layout ============ */
    .rules-faq-section {
      background: var(--bg-warm);
    }

    .rules-layout {
      display: flex;
      gap: 32px;
      align-items: flex-start;
    }

    .rules-main {
      flex: 1 1 65%;
      min-width: 0;
    }

    .rules-sidebar {
      flex: 0 0 32%;
      position: sticky;
      top: 90px;
      display: flex;
      flex-direction: column;
      gap: 24px;
    }

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

    .faq-item {
      background: var(--card-bg);
      border: 1px solid var(--border-warm);
      border-radius: var(--radius-sm);
      overflow: hidden;
      transition: box-shadow 0.2s ease;
    }

    .faq-item:hover {
      box-shadow: var(--shadow-xs);
    }

    .faq-question {
      width: 100%;
      display: flex;
      align-items: center;
      gap: 12px;
      background: none;
      border: none;
      padding: 16px 18px;
      cursor: pointer;
      font-family: var(--font-cn);
      font-size: 16px;
      color: var(--text-primary);
      text-align: left;
      transition: background 0.2s ease;
    }

    .faq-question:hover {
      background: var(--accent-copper-soft);
    }

    .faq-num {
      font-size: 16px;
      font-weight: 700;
      color: var(--accent-copper);
      flex-shrink: 0;
      width: 32px;
      font-family: var(--font-en);
    }

    .faq-text {
      flex: 1;
      font-weight: 500;
    }

    .faq-question i {
      color: var(--text-muted);
      font-size: 14px;
      transition: transform 0.25s ease;
      flex-shrink: 0;
    }

    .faq-question[aria-expanded="true"] i {
      transform: rotate(180deg);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      background: #faf7f0;
      border-top: 1px solid transparent;
    }

    .faq-answer p {
      margin: 0;
      padding: 16px 18px 16px 62px;
      font-size: 15px;
      color: var(--text-secondary);
      line-height: 1.85;
    }

    .faq-answer.open {
      max-height: 400px;
      border-top-color: var(--border-warm);
    }

    /* Sidebar cards */
    .side-card {
      background: var(--card-bg);
      border: 1px solid var(--border-warm);
      border-radius: var(--radius-sm);
      padding: 24px;
    }

    .side-card h3 {
      font-size: 20px;
      font-weight: 600;
      color: var(--text-primary);
      margin: 0 0 12px;
    }

    .side-card p {
      font-size: 14px;
      color: var(--text-secondary);
      line-height: 1.8;
      margin: 0 0 16px;
    }

    .consult-form label {
      display: block;
      font-weight: 550;
      font-size: 14px;
      color: var(--text-primary);
      margin-bottom: 6px;
    }

    .consult-form input,
    .consult-form textarea {
      width: 100%;
      padding: 10px 14px;
      border: 1px solid var(--border-warm);
      border-radius: var(--radius-btn);
      font-family: var(--font-cn);
      font-size: 15px;
      margin-bottom: 14px;
      background: #fff;
      color: var(--text-primary);
      transition: border-color 0.2s ease, box-shadow 0.2s ease;
    }

    .consult-form input:focus,
    .consult-form textarea:focus {
      border-color: var(--accent-copper);
      box-shadow: 0 0 0 3px rgba(200, 121, 61, 0.12);
      outline: none;
    }

    .side-note ul {
      list-style: none;
      margin: 0;
      padding: 0;
    }

    .side-note li {
      font-size: 14px;
      color: var(--text-secondary);
      padding: 8px 0 8px 28px;
      position: relative;
      line-height: 1.6;
    }

    .side-note li::before {
      content: "\f00c";
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      position: absolute;
      left: 0;
      color: var(--accent-copper);
      font-size: 13px;
    }

    /* ============ Scenario Section ============ */
    .scenario-section {
      background: #fffdf8;
      border-bottom: 1px solid var(--border-warm);
    }

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

    .scenario-card {
      background: var(--card-bg);
      border: 1px solid var(--border-warm);
      border-radius: var(--radius-sm);
      padding: 24px;
      transition: all 0.2s ease;
    }

    .scenario-card:hover {
      box-shadow: var(--shadow-md);
      border-color: var(--accent-copper);
    }

    .scenario-icon {
      font-size: 28px;
      color: var(--accent-copper);
      margin-bottom: 16px;
    }

    .scenario-card h3 {
      font-size: 18px;
      font-weight: 600;
      color: var(--text-primary);
      margin: 0 0 8px;
    }

    .scenario-card p {
      font-size: 15px;
      color: var(--text-secondary);
      line-height: 1.8;
      margin: 0;
    }

    /* ============ CTA Section ============ */
    .cta-section {
      background: var(--primary-dark);
      padding-top: 64px;
      padding-bottom: 64px;
    }

    .cta-panel {
      max-width: 680px;
      margin: 0 auto;
      text-align: center;
    }

    .cta-panel .status-badge {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(200, 121, 61, 0.15);
      color: var(--accent-copper);
      border: 1px solid var(--accent-copper);
      padding: 6px 16px;
      border-radius: var(--radius-pill);
      font-size: 14px;
      margin-bottom: 20px;
      font-weight: 500;
    }

    .status-badge .dot {
      width: 8px;
      height: 8px;
      background: var(--accent-red);
      border-radius: 50%;
      display: inline-block;
      animation: pulse 1.6s infinite;
    }

    @keyframes pulse {
      0% { opacity: 1; }
      50% { opacity: 0.4; }
      100% { opacity: 1; }
    }

    .cta-panel h2 {
      font-size: 28px;
      font-weight: 700;
      color: #fff;
      margin: 0 0 16px;
      line-height: 1.4;
    }

    .cta-panel p {
      font-size: 16px;
      color: #D6D3CD;
      margin: 0 0 28px;
      line-height: 1.8;
    }

    .cta-panel .btn-primary {
      background: var(--accent-copper);
      color: var(--primary-dark);
      padding: 14px 32px;
      font-size: 17px;
    }

    .cta-panel .btn-outline {
      color: var(--accent-copper);
      border-color: var(--accent-copper);
    }

    .cta-panel .btn-outline:hover {
      background: rgba(200, 121, 61, 0.12);
      color: var(--accent-copper);
    }

    /* ============ Footer ============ */
    .site-footer {
      background: var(--primary-dark);
      color: #C9C6C0;
      padding-top: 56px;
      padding-bottom: 24px;
      border-top: 1px solid rgba(217, 210, 197, 0.1);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
      gap: 32px;
      margin-bottom: 40px;
    }

    .footer-brand .footer-logo {
      font-size: 24px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 12px;
      letter-spacing: 0.04em;
    }

    .footer-brand p {
      font-size: 14px;
      color: #C9C6C0;
      line-height: 1.8;
      margin: 0;
    }

    .footer-col h4 {
      font-size: 16px;
      font-weight: 600;
      color: #fff;
      margin: 0 0 16px;
    }

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

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

    .footer-col li a {
      color: #C9C6C0;
      font-size: 14px;
      text-decoration: none;
      transition: color 0.2s ease;
    }

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

    .footer-subscribe p {
      font-size: 14px;
      color: #C9C6C0;
      line-height: 1.8;
      margin: 0 0 16px;
    }

    .subscribe-form {
      display: flex;
      gap: 8px;
    }

    .subscribe-form input {
      flex: 1;
      padding: 10px 14px;
      border: 1px solid rgba(217, 210, 197, 0.3);
      border-radius: var(--radius-btn);
      background: rgba(255, 255, 255, 0.05);
      color: #fff;
      font-family: var(--font-cn);
      font-size: 14px;
    }

    .subscribe-form input::placeholder {
      color: #898D91;
    }

    .subscribe-form input:focus {
      border-color: var(--accent-copper);
      background: rgba(255, 255, 255, 0.08);
      outline: none;
    }

    .subscribe-form .btn-sm {
      padding: 10px 16px;
      font-size: 14px;
      white-space: nowrap;
    }

    .footer-bottom {
      text-align: center;
      padding-top: 20px;
      border-top: 1px solid rgba(217, 210, 197, 0.1);
      font-size: 13px;
      color: #898D91;
    }

    /* ============ Responsive ============ */
    @media (max-width: 1024px) {
      .header-nav {
        gap: 4px;
      }
      .header-nav a {
        padding: 8px 10px;
        font-size: 14px;
      }
      .page-hero-inner {
        flex-direction: column;
        gap: 28px;
      }
      .page-hero-text,
      .page-hero-image {
        flex: 1 1 auto;
        width: 100%;
      }
      .page-hero-image img {
        height: 240px;
      }
      .rules-layout {
        flex-direction: column;
      }
      .rules-sidebar {
        position: static;
        flex-direction: row;
        flex-wrap: wrap;
        width: 100%;
      }
      .rules-sidebar .side-card {
        flex: 1 1 45%;
      }
      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 640px) {
      .header-inner {
        flex-wrap: wrap;
        padding: 0 14px;
        gap: 10px;
      }
      .header-logo {
        flex: 1;
      }
      .header-nav {
        display: none;
      }
      .header-right {
        display: none;
      }
      .nav-toggle {
        display: block;
      }
      .mobile-nav.active {
        display: block;
      }
      .mobile-nav.active {
        display: block;
      }
      .section-pad {
        padding-top: var(--section-pad-mobile);
        padding-bottom: var(--section-pad-mobile);
      }
      .page-hero {
        padding-top: 32px;
        padding-bottom: 32px;
      }
      .page-hero-text h1 {
        font-size: 26px;
      }
      .hero-subtitle {
        font-size: 15px;
      }
      .hero-meta {
        justify-content: flex-start;
      }
      .process-grid {
        flex-direction: column;
        gap: 16px;
      }
      .process-arrow {
        display: none;
      }
      .process-step {
        flex: 1 1 auto;
        min-width: 0;
      }
      .scenario-grid {
        grid-template-columns: 1fr;
      }
      .rules-sidebar {
        flex-direction: column;
      }
      .rules-sidebar .side-card {
        flex: 1 1 auto;
      }
      .cta-panel h2 {
        font-size: 24px;
      }
      .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
      }
      .subscribe-form {
        flex-direction: column;
      }
      .subscribe-form .btn-sm {
        width: 100%;
      }
    }