/* roulang page: index */
:root {
            --primary: #8B5E3C;
            --primary-light: #A67B5B;
            --primary-dark: #6B4530;
            --accent: #D49A3E;
            --accent-light: #E8B85F;
            --accent-dark: #B8832E;
            --bg: #FDF8F2;
            --bg-warm: #F9F2E8;
            --bg-card: #FFFFFF;
            --text: #2E2E2E;
            --text-light: #5C5C5C;
            --text-muted: #8A7E72;
            --text-white: #F5F0EB;
            --nav-bg: #3A2C24;
            --nav-text: #D4C8BC;
            --nav-hover: #D49A3E;
            --nav-active: #FFFFFF;
            --border: #E5D9CC;
            --border-light: #F0E8DD;
            --shadow-sm: 0 2px 8px rgba(58, 44, 36, 0.06);
            --shadow: 0 4px 16px rgba(58, 44, 36, 0.08);
            --shadow-lg: 0 8px 32px rgba(58, 44, 36, 0.12);
            --shadow-xl: 0 16px 48px rgba(58, 44, 36, 0.16);
            --radius-sm: 8px;
            --radius: 12px;
            --radius-lg: 16px;
            --radius-xl: 24px;
            --radius-full: 9999px;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font-heading: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-body: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --nav-width: 240px;
            --mobile-nav-height: 60px;
            --max-width: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            color: var(--text);
            background: var(--bg);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: row;
            overflow-x: hidden;
        }

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

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

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

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
        }

        h1 {
            font-size: 2.25rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 1.75rem;
            letter-spacing: -0.01em;
        }
        h3 {
            font-size: 1.375rem;
        }
        h4 {
            font-size: 1.125rem;
        }

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

        /* ============ SIDEBAR NAVIGATION (Desktop) ============ */
        .sidebar-nav {
            position: fixed;
            top: 0;
            left: 0;
            width: var(--nav-width);
            height: 100vh;
            background: var(--nav-bg);
            z-index: 1000;
            display: flex;
            flex-direction: column;
            overflow-y: auto;
            box-shadow: 2px 0 20px rgba(0, 0, 0, 0.15);
            transition: transform var(--transition);
        }

        .sidebar-nav .nav-brand {
            padding: 28px 24px 20px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            flex-shrink: 0;
        }

        .sidebar-nav .nav-brand a {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.05rem;
            font-weight: 700;
            color: #FFFFFF;
            font-family: var(--font-heading);
            letter-spacing: 0.01em;
            line-height: 1.4;
        }

        .sidebar-nav .nav-brand .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: #fff;
            flex-shrink: 0;
        }

        .sidebar-nav .nav-menu {
            flex: 1;
            padding: 16px 12px;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .sidebar-nav .nav-menu a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            border-radius: var(--radius);
            color: var(--nav-text);
            font-size: 0.95rem;
            font-weight: 500;
            transition: all var(--transition);
            position: relative;
            white-space: nowrap;
        }

        .sidebar-nav .nav-menu a i {
            width: 20px;
            text-align: center;
            font-size: 0.9rem;
            opacity: 0.8;
        }

        .sidebar-nav .nav-menu a:hover {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.06);
        }

        .sidebar-nav .nav-menu a.active {
            color: var(--nav-active);
            background: rgba(212, 154, 62, 0.15);
            font-weight: 600;
        }

        .sidebar-nav .nav-menu a.active::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 24px;
            background: var(--accent);
            border-radius: 0 3px 3px 0;
        }

        .sidebar-nav .nav-footer {
            padding: 16px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            flex-shrink: 0;
        }

        .sidebar-nav .nav-footer .nav-cta {
            display: block;
            width: 100%;
            padding: 10px 16px;
            text-align: center;
            background: var(--accent);
            color: #fff;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition);
            white-space: nowrap;
        }

        .sidebar-nav .nav-footer .nav-cta:hover {
            background: var(--accent-light);
            box-shadow: 0 4px 16px rgba(212, 154, 62, 0.35);
            transform: translateY(-1px);
        }

        /* ============ MAIN CONTENT AREA ============ */
        .main-wrapper {
            margin-left: var(--nav-width);
            flex: 1;
            min-width: 0;
            width: calc(100% - var(--nav-width));
        }

        /* ============ MOBILE TOP NAV ============ */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: var(--mobile-nav-height);
            background: var(--nav-bg);
            z-index: 999;
            align-items: center;
            justify-content: space-between;
            padding: 0 16px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
        }

        .mobile-nav .mobile-brand {
            font-weight: 700;
            font-size: 1rem;
            color: #FFFFFF;
            font-family: var(--font-heading);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 70%;
        }

        .mobile-nav .hamburger {
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.4rem;
            cursor: pointer;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
            flex-shrink: 0;
        }

        .mobile-nav .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 998;
            opacity: 0;
            transition: opacity var(--transition);
        }

        .mobile-overlay.active {
            opacity: 1;
        }

        .mobile-menu-panel {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 280px;
            height: 100vh;
            background: var(--nav-bg);
            z-index: 999;
            transform: translateX(-100%);
            transition: transform var(--transition);
            flex-direction: column;
            padding: 20px 16px;
            overflow-y: auto;
        }

        .mobile-menu-panel.active {
            transform: translateX(0);
        }

        .mobile-menu-panel .mobile-menu-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
            padding-bottom: 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .mobile-menu-panel .mobile-menu-close {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.3rem;
            cursor: pointer;
            border-radius: 50%;
            transition: background var(--transition);
        }

        .mobile-menu-panel .mobile-menu-close:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .mobile-menu-panel a {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 16px;
            border-radius: var(--radius);
            color: var(--nav-text);
            font-size: 1rem;
            font-weight: 500;
            transition: all var(--transition);
        }

        .mobile-menu-panel a:hover,
        .mobile-menu-panel a.active {
            color: #FFFFFF;
            background: rgba(255, 255, 255, 0.06);
        }

        .mobile-menu-panel a.active {
            border-left: 3px solid var(--accent);
        }

        .mobile-menu-panel .mobile-cta {
            margin-top: auto;
            display: block;
            width: 100%;
            padding: 12px 20px;
            text-align: center;
            background: var(--accent);
            color: #fff;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition);
            margin-top: 20px;
        }

        /* ============ CONTAINER ============ */
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 32px;
        }

        /* ============ SECTION ============ */
        section {
            padding: 64px 0;
            position: relative;
        }

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

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

        .section-header .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            color: var(--accent);
            text-transform: uppercase;
            letter-spacing: 0.06em;
            margin-bottom: 8px;
            background: rgba(212, 154, 62, 0.1);
            padding: 4px 12px;
            border-radius: var(--radius-full);
        }

        .section-header h2 {
            font-size: 1.75rem;
            color: var(--text);
            margin-bottom: 8px;
        }

        .section-header .section-desc {
            color: var(--text-light);
            font-size: 0.95rem;
            max-width: 600px;
            line-height: 1.6;
        }

        /* ============ HERO - 优惠券墙 ============ */
        .hero-section {
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding: 80px 0;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(58, 44, 36, 0.75) 0%, rgba(58, 44, 36, 0.55) 40%, rgba(30, 20, 14, 0.7) 100%);
            z-index: 1;
        }

        .hero-section .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
        }

        .hero-section .hero-inner {
            display: flex;
            align-items: center;
            gap: 48px;
            flex-wrap: wrap;
        }

        .hero-section .hero-text {
            flex: 1;
            min-width: 280px;
        }

        .hero-section .hero-text .hero-badge {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            padding: 6px 16px;
            border-radius: var(--radius-full);
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .hero-section .hero-text h1 {
            font-size: 2.5rem;
            color: #FFFFFF;
            margin-bottom: 16px;
            line-height: 1.25;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
        }

        .hero-section .hero-text .hero-desc {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1rem;
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 480px;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 0.95rem;
            transition: all var(--transition);
            white-space: nowrap;
            cursor: pointer;
            border: 2px solid transparent;
            text-align: center;
        }

        .btn-primary {
            background: var(--accent);
            color: #fff;
            border-color: var(--accent);
        }
        .btn-primary:hover {
            background: var(--accent-light);
            border-color: var(--accent-light);
            box-shadow: 0 6px 20px rgba(212, 154, 62, 0.4);
            transform: translateY(-2px);
        }

        .btn-outline {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, 0.5);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
            transform: translateY(-2px);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 0.85rem;
            border-radius: var(--radius-full);
        }
        .btn-xs {
            padding: 6px 14px;
            font-size: 0.78rem;
            border-radius: var(--radius-full);
        }

        /* 优惠券墙 */
        .hero-coupon-wall {
            flex: 0 0 420px;
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            justify-content: center;
            align-items: center;
            min-width: 300px;
        }

        .coupon-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 20px 18px;
            text-align: center;
            box-shadow: var(--shadow-lg);
            transition: all var(--transition);
            cursor: pointer;
            position: relative;
            overflow: hidden;
            border: 2px dashed var(--border);
            width: 180px;
            flex-shrink: 0;
        }

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

        .coupon-card.coupon-main {
            width: 220px;
            padding: 28px 20px;
            border: 3px solid var(--accent);
            border-style: solid;
            background: linear-gradient(180deg, #FFFDF8 0%, #FFF9ED 100%);
            box-shadow: 0 12px 40px rgba(212, 154, 62, 0.3);
            transform: scale(1.05);
            z-index: 3;
            position: relative;
        }

        .coupon-card.coupon-main::before {
            content: '热门';
            position: absolute;
            top: 14px;
            right: -28px;
            background: #E85D3A;
            color: #fff;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 4px 32px;
            transform: rotate(45deg);
            letter-spacing: 0.04em;
            z-index: 5;
        }

        .coupon-card.coupon-main:hover {
            transform: scale(1.08);
            box-shadow: 0 16px 48px rgba(212, 154, 62, 0.4);
        }

        .coupon-card .coupon-icon {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 8px;
        }
        .coupon-card.coupon-main .coupon-icon {
            font-size: 2.5rem;
        }
        .coupon-card .coupon-title {
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--text);
            margin-bottom: 4px;
            line-height: 1.3;
        }
        .coupon-card.coupon-main .coupon-title {
            font-size: 1.1rem;
        }
        .coupon-card .coupon-value {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--accent);
            margin-bottom: 6px;
        }
        .coupon-card.coupon-main .coupon-value {
            font-size: 2rem;
        }
        .coupon-card .coupon-desc {
            font-size: 0.75rem;
            color: var(--text-muted);
            margin-bottom: 10px;
        }
        .coupon-card .btn-xs {
            width: 100%;
        }

        /* ============ 渠道卖点 / 服务 ============ */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--border-light);
            transition: all var(--transition);
            position: relative;
        }
        .feature-card:hover {
            box-shadow: var(--shadow);
            transform: translateY(-3px);
            border-color: var(--accent);
        }
        .feature-card .feature-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius);
            background: rgba(212, 154, 62, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 14px;
            font-size: 1.4rem;
            color: var(--accent);
            transition: all var(--transition);
        }
        .feature-card:hover .feature-icon {
            background: var(--accent);
            color: #fff;
        }
        .feature-card h3 {
            font-size: 1.05rem;
            margin-bottom: 6px;
            color: var(--text);
        }
        .feature-card p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* ============ 成功数据条 ============ */
        .data-strip {
            display: flex;
            gap: 0;
            background: var(--nav-bg);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }
        .data-strip .data-item {
            flex: 1;
            text-align: center;
            padding: 36px 20px;
            color: #fff;
            border-right: 1px solid rgba(255, 255, 255, 0.08);
            transition: background var(--transition);
        }
        .data-strip .data-item:last-child {
            border-right: none;
        }
        .data-strip .data-item:hover {
            background: rgba(255, 255, 255, 0.04);
        }
        .data-strip .data-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: -0.02em;
            line-height: 1;
            margin-bottom: 6px;
        }
        .data-strip .data-unit {
            font-size: 1rem;
            font-weight: 500;
            color: var(--accent-light);
        }
        .data-strip .data-label {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 4px;
        }

        /* ============ 平台保障 ============ */
        .badge-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        .badge-item {
            display: flex;
            align-items: center;
            gap: 12px;
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 18px 20px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
        }
        .badge-item:hover {
            box-shadow: var(--shadow);
            border-color: var(--accent);
            transform: translateY(-2px);
        }
        .badge-item .badge-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(139, 94, 60, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            color: var(--primary);
            flex-shrink: 0;
        }
        .badge-item .badge-text {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text);
            line-height: 1.4;
        }
        .badge-item .badge-sub {
            font-size: 0.75rem;
            color: var(--text-muted);
            font-weight: 400;
        }

        /* ============ 新手入门 ============ */
        .steps-flow {
            display: flex;
            gap: 0;
            align-items: stretch;
            position: relative;
        }
        .steps-flow::before {
            content: '';
            position: absolute;
            top: 40px;
            left: 60px;
            right: 60px;
            height: 2px;
            background: var(--border);
            z-index: 0;
        }
        .step-node {
            flex: 1;
            text-align: center;
            position: relative;
            z-index: 1;
            padding: 0 16px;
        }
        .step-node .step-circle {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--bg-card);
            border: 3px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--primary);
            transition: all var(--transition);
            position: relative;
            z-index: 2;
        }
        .step-node:hover .step-circle {
            border-color: var(--accent);
            background: rgba(212, 154, 62, 0.08);
            box-shadow: 0 0 0 12px rgba(212, 154, 62, 0.06);
            transform: scale(1.08);
        }
        .step-node h4 {
            font-size: 1rem;
            margin-bottom: 4px;
            color: var(--text);
        }
        .step-node p {
            font-size: 0.82rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* ============ 限时入口 ============ */
        .countdown-banner {
            background: linear-gradient(135deg, #3A2C24 0%, #5C3D2E 50%, #3A2C24 100%);
            border-radius: var(--radius-xl);
            padding: 40px 36px;
            display: flex;
            align-items: center;
            gap: 32px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-lg);
            position: relative;
            overflow: hidden;
        }
        .countdown-banner::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(212, 154, 62, 0.1);
            pointer-events: none;
        }
        .countdown-banner .countdown-info {
            flex: 1;
            min-width: 240px;
            position: relative;
            z-index: 1;
        }
        .countdown-banner .countdown-info .countdown-tag {
            display: inline-block;
            background: #E85D3A;
            color: #fff;
            padding: 4px 14px;
            border-radius: var(--radius-full);
            font-size: 0.78rem;
            font-weight: 700;
            letter-spacing: 0.04em;
            margin-bottom: 12px;
            animation: pulse-tag 2s infinite;
        }
        @keyframes pulse-tag {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.7;
            }
        }
        .countdown-banner .countdown-info h3 {
            color: #fff;
            font-size: 1.5rem;
            margin-bottom: 8px;
        }
        .countdown-banner .countdown-info p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 0.9rem;
            line-height: 1.6;
        }
        .countdown-banner .countdown-timer {
            display: flex;
            gap: 12px;
            flex-shrink: 0;
            position: relative;
            z-index: 1;
        }
        .countdown-banner .timer-block {
            background: rgba(255, 255, 255, 0.08);
            border-radius: var(--radius);
            padding: 16px 18px;
            text-align: center;
            min-width: 64px;
            border: 1px solid rgba(255, 255, 255, 0.15);
        }
        .countdown-banner .timer-block .timer-num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--accent);
            line-height: 1;
        }
        .countdown-banner .timer-block .timer-label {
            font-size: 0.7rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 4px;
            text-transform: uppercase;
            letter-spacing: 0.05em;
        }
        .countdown-banner .countdown-cta {
            flex-shrink: 0;
            position: relative;
            z-index: 1;
        }

        /* ============ 资讯 ============ */
        .news-layout {
            display: flex;
            gap: 32px;
            align-items: flex-start;
        }
        .news-list {
            flex: 1;
            min-width: 0;
        }
        .news-list .news-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border-light);
            transition: all var(--transition);
            cursor: pointer;
            align-items: flex-start;
        }
        .news-list .news-item:hover {
            padding-left: 8px;
            border-bottom-color: var(--accent);
        }
        .news-list .news-item .news-thumb {
            width: 80px;
            height: 60px;
            border-radius: var(--radius-sm);
            object-fit: cover;
            flex-shrink: 0;
            background: var(--bg-warm);
        }
        .news-list .news-item .news-info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text);
            margin-bottom: 4px;
            line-height: 1.4;
            transition: color var(--transition);
        }
        .news-list .news-item:hover .news-info h4 {
            color: var(--primary);
        }
        .news-list .news-item .news-info .news-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
        }
        .news-sidebar {
            flex: 0 0 280px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 20px;
            border: 1px solid var(--border-light);
            box-shadow: var(--shadow-sm);
        }
        .news-sidebar h4 {
            font-size: 1rem;
            margin-bottom: 14px;
            color: var(--text);
            padding-bottom: 10px;
            border-bottom: 2px solid var(--accent);
            display: inline-block;
        }
        .news-sidebar .hot-item {
            display: flex;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid var(--border-light);
            align-items: center;
            transition: all var(--transition);
            cursor: pointer;
        }
        .news-sidebar .hot-item:last-child {
            border-bottom: none;
        }
        .news-sidebar .hot-item:hover {
            color: var(--primary);
        }
        .news-sidebar .hot-item .hot-rank {
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: var(--accent);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            font-weight: 700;
            flex-shrink: 0;
        }
        .news-sidebar .hot-item .hot-rank.rank-2 {
            background: #C0A060;
        }
        .news-sidebar .hot-item .hot-rank.rank-3 {
            background: #A08050;
        }
        .news-sidebar .hot-item span {
            font-size: 0.85rem;
            font-weight: 500;
            line-height: 1.3;
        }

        /* ============ 线索表单 ============ */
        .form-layout {
            display: flex;
            gap: 40px;
            align-items: flex-start;
            flex-wrap: wrap;
        }
        .form-layout .form-main {
            flex: 1;
            min-width: 300px;
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border-light);
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            font-size: 0.88rem;
            margin-bottom: 6px;
            color: var(--text);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 11px 14px;
            border: 1px solid #D9C9B6;
            border-radius: var(--radius);
            font-size: 0.9rem;
            background: #fff;
            color: var(--text);
            transition: all var(--transition);
            resize: vertical;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(139, 94, 60, 0.15);
            outline: none;
        }
        .form-group textarea {
            min-height: 100px;
        }
        .form-layout .form-side {
            flex: 0 0 260px;
            min-width: 220px;
            background: var(--bg-warm);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            text-align: center;
            border: 1px solid var(--border-light);
        }
        .form-layout .form-side .qr-placeholder {
            width: 120px;
            height: 120px;
            margin: 0 auto 14px;
            background: #fff;
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1px solid var(--border);
            font-size: 3rem;
            color: var(--text-muted);
        }
        .form-layout .form-side p {
            font-size: 0.85rem;
            color: var(--text-light);
            line-height: 1.5;
        }

        /* ============ 隐私说明 ============ */
        .privacy-notice {
            background: var(--bg-warm);
            border-radius: var(--radius-lg);
            padding: 28px 32px;
            border: 1px solid var(--border-light);
            display: flex;
            align-items: flex-start;
            gap: 16px;
            flex-wrap: wrap;
        }
        .privacy-notice .privacy-icon {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: rgba(139, 94, 60, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            color: var(--primary);
            flex-shrink: 0;
        }
        .privacy-notice .privacy-content h4 {
            font-size: 1.05rem;
            margin-bottom: 6px;
            color: var(--text);
        }
        .privacy-notice .privacy-content p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
            max-width: 700px;
        }

        /* ============ FOOTER ============ */
        .site-footer {
            background: var(--nav-bg);
            color: rgba(255, 255, 255, 0.7);
            padding: 40px 0 24px;
            margin-top: 0;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
            margin-bottom: 28px;
        }
        .site-footer .footer-brand {
            font-size: 1.1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            font-family: var(--font-heading);
        }
        .site-footer .footer-desc {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.5);
            line-height: 1.6;
        }
        .site-footer h5 {
            color: #fff;
            font-size: 0.9rem;
            margin-bottom: 12px;
            font-weight: 600;
        }
        .site-footer ul li {
            margin-bottom: 6px;
        }
        .site-footer ul li a {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.6);
            transition: color var(--transition);
        }
        .site-footer ul li a:hover {
            color: var(--accent);
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 16px;
            text-align: center;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ============ RESPONSIVE ============ */
        @media (max-width: 1024px) {
            .features-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .badge-list {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-coupon-wall {
                flex: 0 0 100%;
                justify-content: center;
            }
            .hero-section .hero-inner {
                flex-direction: column;
                text-align: center;
            }
            .hero-section .hero-text .hero-desc {
                max-width: 100%;
            }
            .hero-section .hero-text .hero-actions {
                justify-content: center;
            }
            .data-strip {
                flex-wrap: wrap;
            }
            .data-strip .data-item {
                flex: 1 1 50%;
                border-right: none;
                border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            }
            .data-strip .data-item:nth-child(3),
            .data-strip .data-item:nth-child(4) {
                border-bottom: none;
            }
            .steps-flow {
                flex-wrap: wrap;
                gap: 24px;
            }
            .steps-flow::before {
                display: none;
            }
            .step-node {
                flex: 1 1 45%;
                min-width: 140px;
            }
            .news-layout {
                flex-direction: column;
            }
            .news-sidebar {
                flex: 0 0 auto;
                width: 100%;
            }
            .countdown-banner {
                flex-direction: column;
                text-align: center;
            }
            .countdown-banner .countdown-timer {
                justify-content: center;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .sidebar-nav {
                display: none;
            }
            .main-wrapper {
                margin-left: 0;
                width: 100%;
                padding-top: var(--mobile-nav-height);
            }
            .mobile-nav {
                display: flex;
            }
            .mobile-overlay {
                display: block;
                pointer-events: none;
            }
            .mobile-overlay.active {
                pointer-events: auto;
            }
            .mobile-menu-panel {
                display: flex;
            }
            .container {
                padding: 0 16px;
            }
            section {
                padding: 40px 0;
            }
            h1 {
                font-size: 1.75rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .hero-section {
                min-height: auto;
                padding: 60px 0 40px;
            }
            .hero-section .hero-text h1 {
                font-size: 1.75rem;
            }
            .hero-coupon-wall {
                gap: 10px;
            }
            .coupon-card {
                width: 140px;
                padding: 14px 10px;
            }
            .coupon-card.coupon-main {
                width: 170px;
                padding: 20px 14px;
                transform: scale(1.02);
            }
            .coupon-card.coupon-main:hover {
                transform: scale(1.04);
            }
            .features-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }
            .badge-list {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .data-strip .data-item {
                flex: 1 1 100%;
                padding: 24px 16px;
            }
            .data-strip .data-number {
                font-size: 2rem;
            }
            .steps-flow {
                flex-direction: column;
                align-items: center;
                gap: 20px;
            }
            .step-node {
                flex: 1 1 auto;
                width: 100%;
                max-width: 300px;
            }
            .countdown-banner .timer-block {
                padding: 12px 10px;
                min-width: 50px;
            }
            .countdown-banner .timer-block .timer-num {
                font-size: 1.4rem;
            }
            .form-layout {
                flex-direction: column;
            }
            .form-layout .form-side {
                flex: 0 0 auto;
                width: 100%;
            }
            .site-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .news-list .news-item .news-thumb {
                width: 60px;
                height: 45px;
            }
        }

        @media (max-width: 520px) {
            .features-grid {
                grid-template-columns: 1fr;
            }
            .badge-list {
                grid-template-columns: 1fr;
            }
            .hero-coupon-wall {
                gap: 8px;
            }
            .coupon-card {
                width: 120px;
                padding: 12px 8px;
            }
            .coupon-card.coupon-main {
                width: 150px;
                padding: 16px 10px;
                transform: scale(1);
            }
            .coupon-card.coupon-main:hover {
                transform: scale(1.02);
            }
            .coupon-card .coupon-value {
                font-size: 1.2rem;
            }
            .coupon-card.coupon-main .coupon-value {
                font-size: 1.5rem;
            }
            .countdown-banner .countdown-timer {
                gap: 6px;
            }
            .countdown-banner .timer-block {
                padding: 10px 8px;
                min-width: 44px;
            }
            .countdown-banner .timer-block .timer-num {
                font-size: 1.2rem;
            }
            .btn {
                padding: 10px 20px;
                font-size: 0.85rem;
            }
            .privacy-notice {
                padding: 20px 16px;
                flex-direction: column;
                align-items: center;
                text-align: center;
            }
        }