/* roulang page: index */
:root {
            --bg-base: #0A0E1A;
            --bg-card: rgba(30, 41, 59, 0.7);
            --bg-alt: #131C31;
            --bg-deep: #060911;
            --primary: #2563EB;
            --primary-light: #3B82F6;
            --accent-cyan: #06B6D4;
            --accent-glow: #60A5FA;
            --text-title: #F8FAFC;
            --text-body: #94A3B8;
            --text-muted: #64748B;
            --success: #10B981;
            --border-glass: rgba(255, 255, 255, 0.08);
            --border-hover: rgba(59, 130, 246, 0.4);
            --radius-sm: 8px;
            --radius-md: 14px;
            --radius-full: 9999px;
            --shadow-glow: 0 0 20px rgba(37, 99, 235, 0.45);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            -webkit-tap-highlight-color: transparent;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            background-color: var(--bg-base);
            color: var(--text-body);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
            line-height: 1.6;
            overflow-x: hidden;
        }

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

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

        .container {
            max-width: 1240px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* 顶部信息条与主导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(10, 14, 26, 0.85);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border-glass);
        }

        .topbar {
            background: var(--bg-deep);
            padding: 6px 0;
            font-size: 12px;
            color: var(--text-muted);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }

        .topbar-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 72px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-title);
            letter-spacing: -0.5px;
        }

        .logo-badge {
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent-cyan) 100%);
            width: 32px;
            height: 32px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            color: #fff;
            box-shadow: 0 0 10px rgba(6, 182, 212, 0.4);
        }

        .nav-menu {
            display: flex;
            gap: 28px;
            list-style: none;
        }

        .nav-link {
            color: var(--text-body);
            font-size: 0.95rem;
            font-weight: 500;
            position: relative;
            padding: 6px 0;
        }

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

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--accent-cyan);
            box-shadow: 0 0 8px var(--accent-cyan);
        }

        .nav-cta {
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent-cyan) 100%);
            color: #fff;
            padding: 9px 20px;
            border-radius: var(--radius-full);
            font-size: 0.9rem;
            font-weight: 600;
            box-shadow: var(--shadow-glow);
            border: 1px solid rgba(255, 255, 255, 0.2);
            cursor: pointer;
        }

        .nav-cta:hover {
            opacity: 0.95;
            transform: translateY(-1px);
        }

        .menu-toggle {
            display: none;
            background: none;
            border: none;
            color: var(--text-title);
            font-size: 1.5rem;
            cursor: pointer;
        }

        /* 按钮设计 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 13px 28px;
            border-radius: var(--radius-md);
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            text-align: center;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent-cyan) 100%);
            color: #fff;
            box-shadow: var(--shadow-glow);
            border: 1px solid rgba(255, 255, 255, 0.15);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 0 30px rgba(37, 99, 235, 0.7);
        }

        .btn-outline {
            background: rgba(15, 23, 42, 0.6);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: var(--text-title);
            backdrop-filter: blur(8px);
        }

        .btn-outline:hover {
            border-color: var(--accent-cyan);
            background: rgba(30, 41, 59, 0.8);
            box-shadow: 0 0 15px rgba(6, 182, 212, 0.3);
        }

        /* 板块全局 */
        .section {
            padding: 85px 0;
            position: relative;
        }

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

        .section-header {
            text-align: center;
            max-width: 820px;
            margin: 0 auto 50px auto;
        }

        .badge-tag {
            display: inline-block;
            padding: 4px 14px;
            background: rgba(37, 99, 235, 0.15);
            border: 1px solid rgba(59, 130, 246, 0.3);
            border-radius: var(--radius-full);
            color: var(--accent-glow);
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 14px;
        }

        .section-title {
            font-size: 2.15rem;
            font-weight: 700;
            color: var(--text-title);
            line-height: 1.35;
            margin-bottom: 16px;
        }

        .section-desc {
            font-size: 1.05rem;
            color: var(--text-body);
            line-height: 1.7;
        }

        /* 拟态卡片 */
        .glass-card {
            background: var(--bg-card);
            backdrop-filter: blur(12px);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            padding: 30px;
            transition: all 0.3s ease;
        }

        .glass-card:hover {
            border-color: var(--border-hover);
            box-shadow: 0 10px 30px -5px rgba(37, 99, 235, 0.25);
            transform: translateY(-4px);
        }

        /* 1. Hero 优惠券入口首屏 */
        .hero-section {
            position: relative;
            padding: 90px 0 110px 0;
            overflow: hidden;
            background: radial-gradient(circle at 50% 20%, rgba(37, 99, 235, 0.25) 0%, transparent 60%), #0A0E1A;
            border-bottom: 1px solid var(--border-glass);
        }

        .hero-bg-cover {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/f487155123ab530a.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            z-index: 0;
        }

        .hero-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 900px;
            margin: 0 auto;
        }

        .hero-title {
            font-size: 3rem;
            font-weight: 800;
            line-height: 1.25;
            color: #fff;
            margin-bottom: 22px;
            letter-spacing: -0.5px;
        }

        .hero-title span {
            background: linear-gradient(135deg, #60A5FA 0%, #06B6D4 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero-subtitle {
            font-size: 1.15rem;
            color: var(--text-body);
            line-height: 1.8;
            margin-bottom: 35px;
            text-align: justify;
            text-justify: inter-ideograph;
        }

        /* 优惠券放大展示 */
        .coupon-wall {
            background: rgba(19, 28, 49, 0.85);
            border: 2px dashed rgba(6, 182, 212, 0.4);
            border-radius: 18px;
            padding: 30px 40px;
            margin: 35px auto 40px auto;
            max-width: 780px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            position: relative;
            box-shadow: 0 0 35px rgba(6, 182, 212, 0.15);
            backdrop-filter: blur(16px);
        }

        .coupon-left {
            text-align: left;
        }

        .coupon-val {
            font-size: 2.8rem;
            font-weight: 800;
            color: #38BDF8;
            line-height: 1;
            display: flex;
            align-items: baseline;
            gap: 4px;
        }

        .coupon-val span {
            font-size: 1.25rem;
        }

        .coupon-meta {
            margin-top: 8px;
            color: var(--text-title);
            font-size: 1.15rem;
            font-weight: 600;
        }

        .coupon-sub {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 4px;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            margin-bottom: 30px;
        }

        .trust-badges {
            display: flex;
            justify-content: center;
            gap: 32px;
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        .trust-badge-item {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .trust-badge-item::before {
            content: "✓";
            color: var(--success);
            font-weight: bold;
        }

        /* 2. 核心功能分组区 (3列2行网格) */
        .features-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .feature-icon-box {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(37, 99, 235, 0.15);
            border: 1px solid rgba(59, 130, 246, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 18px;
            color: var(--accent-cyan);
        }

        .feature-item-title {
            color: var(--text-title);
            font-size: 1.2rem;
            margin-bottom: 10px;
            font-weight: 600;
        }

        .feature-item-p {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.65;
        }

        /* 3. 产线与系统服务能力 (图文交互非对称) */
        .capability-wrapper {
            display: grid;
            grid-template-columns: 1.1fr 1fr;
            gap: 50px;
            align-items: center;
        }

        .capability-image-box {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            border: 1px solid var(--border-glass);
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
        }

        .capability-image-box img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .capability-image-box:hover img {
            transform: scale(1.03);
        }

        .capability-list {
            list-style: none;
            margin-top: 24px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .capability-list-item {
            background: rgba(15, 23, 42, 0.5);
            padding: 16px 20px;
            border-radius: 10px;
            border-left: 3px solid var(--primary-light);
        }

        .capability-item-title {
            color: var(--text-title);
            font-weight: 600;
            font-size: 1rem;
            margin-bottom: 4px;
        }

        /* 4. 关键技术与参数表 */
        .specs-table-wrapper {
            overflow-x: auto;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            border: 1px solid var(--border-glass);
        }

        .specs-table {
            width: 100%;
            border-collapse: collapse;
            text-align: left;
        }

        .specs-table th, .specs-table td {
            padding: 18px 24px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .specs-table th {
            background: rgba(15, 23, 42, 0.8);
            color: var(--text-title);
            font-weight: 600;
            font-size: 0.95rem;
        }

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

        .specs-table tr:hover td {
            background: rgba(255, 255, 255, 0.02);
        }

        /* 5. 解决方案分类区 (3列横向卡片) */
        .solution-cards {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 26px;
        }

        .solution-card-header {
            margin-bottom: 18px;
            padding-bottom: 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .solution-target {
            color: var(--accent-cyan);
            font-size: 0.85rem;
            font-weight: 600;
            text-transform: uppercase;
        }

        .solution-card-title {
            font-size: 1.3rem;
            color: var(--text-title);
            margin-top: 6px;
        }

        .solution-bullets {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin: 20px 0;
            font-size: 0.9rem;
        }

        .solution-bullets li {
            position: relative;
            padding-left: 20px;
        }

        .solution-bullets li::before {
            content: "•";
            position: absolute;
            left: 0;
            color: var(--accent-cyan);
            font-size: 1.2rem;
            line-height: 1;
        }

        /* 6. 端到端商旅闭环治理逻辑 (技术视差) */
        .process-flow-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            position: relative;
        }

        .flow-step-card {
            background: rgba(15, 23, 42, 0.8);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            padding: 24px;
            position: relative;
        }

        .flow-num {
            position: absolute;
            top: 16px;
            right: 18px;
            font-size: 2rem;
            font-weight: 800;
            color: rgba(255, 255, 255, 0.05);
        }

        .flow-title {
            color: var(--text-title);
            font-size: 1.15rem;
            font-weight: 600;
            margin-bottom: 10px;
        }

        /* 7. 案例现场与成效对比 */
        .case-studies-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .case-card {
            display: flex;
            flex-direction: column;
            overflow: hidden;
            border-radius: var(--radius-md);
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
        }

        .case-img-container {
            width: 100%;
            height: 220px;
            overflow: hidden;
            position: relative;
        }

        .case-img-container img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .case-content {
            padding: 24px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .case-title {
            font-size: 1.25rem;
            color: var(--text-title);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .case-contrast-box {
            background: rgba(10, 14, 26, 0.6);
            border-radius: 8px;
            padding: 14px;
            margin-top: 14px;
            font-size: 0.9rem;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px;
        }

        .contrast-item-red {
            color: #F87171;
            border-left: 2px solid #EF4444;
            padding-left: 8px;
        }

        .contrast-item-green {
            color: #34D399;
            border-left: 2px solid #10B981;
            padding-left: 8px;
        }

        /* 8. 核心业务指标统计条 */
        .metrics-banner {
            background: linear-gradient(90deg, #131C31 0%, #1E293B 50%, #131C31 100%);
            border-top: 1px solid var(--border-glass);
            border-bottom: 1px solid var(--border-glass);
            padding: 50px 0;
        }

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

        .metric-value {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--text-title);
            line-height: 1.1;
            background: linear-gradient(135deg, #FFFFFF 0%, #60A5FA 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            font-feature-settings: "tnum";
            margin-bottom: 8px;
        }

        .metric-label {
            font-size: 0.9rem;
            color: var(--text-muted);
            letter-spacing: 0.5px;
        }

        /* 9. 服务交付与实施流程 (横向4步) */
        .delivery-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }

        .delivery-step-item {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            position: relative;
        }

        .step-circle {
            width: 44px;
            height: 44px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 700;
            margin: 0 auto 16px auto;
            box-shadow: 0 0 15px rgba(37, 99, 235, 0.4);
        }

        /* 10. 套餐体系与价格对比 */
        .pricing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            align-items: center;
        }

        .pricing-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            padding: 36px 28px;
            text-align: center;
            position: relative;
            transition: all 0.3s ease;
        }

        .pricing-card.featured {
            background: rgba(30, 41, 59, 0.95);
            border: 2px solid var(--accent-cyan);
            box-shadow: 0 0 30px rgba(6, 182, 212, 0.25);
            transform: scale(1.04);
            z-index: 2;
        }

        .featured-badge {
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent-cyan) 100%);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 700;
            padding: 4px 16px;
            border-radius: var(--radius-full);
            letter-spacing: 0.5px;
        }

        .pricing-tier {
            font-size: 1.4rem;
            color: var(--text-title);
            font-weight: 700;
            margin-bottom: 12px;
        }

        .pricing-price {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text-title);
            margin-bottom: 8px;
        }

        .pricing-price span {
            font-size: 0.95rem;
            font-weight: 400;
            color: var(--text-muted);
        }

        .pricing-features {
            list-style: none;
            margin: 26px 0;
            text-align: left;
            font-size: 0.92rem;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .pricing-features li::before {
            content: "✓";
            color: var(--accent-cyan);
            margin-right: 8px;
            font-weight: bold;
        }

        /* 11. 行业深度资讯与合规洞察 */
        .insights-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .insight-card {
            border-radius: var(--radius-md);
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .insight-thumb {
            width: 100%;
            aspect-ratio: 16 / 9;
            overflow: hidden;
        }

        .insight-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .insight-card:hover .insight-thumb img {
            transform: scale(1.06);
        }

        .insight-body {
            padding: 22px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .insight-date {
            font-size: 0.8rem;
            color: var(--text-muted);
            margin-bottom: 8px;
        }

        .insight-title {
            color: var(--text-title);
            font-size: 1.1rem;
            font-weight: 600;
            line-height: 1.45;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .insight-excerpt {
            font-size: 0.88rem;
            color: var(--text-body);
            line-height: 1.6;
        }

        /* 12. 客户口碑墙与用户评价 */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            padding: 28px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .testi-text {
            font-size: 0.95rem;
            color: var(--text-body);
            line-height: 1.7;
            font-style: italic;
            margin-bottom: 20px;
        }

        .testi-author {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .testi-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent-cyan) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: bold;
        }

        .testi-name {
            color: var(--text-title);
            font-size: 0.95rem;
            font-weight: 600;
        }

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

        /* 13. 常见问题手风琴 */
        .faq-accordion {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: border-color 0.3s ease;
        }

        .faq-question {
            padding: 20px 24px;
            color: var(--text-title);
            font-weight: 600;
            font-size: 1.05rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            user-select: none;
        }

        .faq-icon {
            font-size: 1.25rem;
            color: var(--accent-cyan);
            transition: transform 0.3s ease;
        }

        .faq-answer {
            padding: 0 24px 20px 24px;
            color: var(--text-body);
            font-size: 0.95rem;
            line-height: 1.7;
            display: none;
        }

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

        .faq-item.active .faq-answer {
            display: block;
        }

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

        /* 14. 询盘与预约演示表单 */
        .consult-box {
            background: linear-gradient(135deg, rgba(30, 41, 59, 0.9) 0%, rgba(15, 23, 42, 0.95) 100%);
            border: 1px solid var(--border-hover);
            border-radius: 20px;
            padding: 45px;
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
        }

        .consult-grid {
            display: grid;
            grid-template-columns: 1fr 1.1fr;
            gap: 40px;
            align-items: center;
        }

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

        .form-label {
            display: block;
            font-size: 0.88rem;
            color: var(--text-title);
            margin-bottom: 6px;
            font-weight: 500;
        }

        .form-control {
            width: 100%;
            padding: 12px 16px;
            background: rgba(10, 14, 26, 0.8);
            border: 1px solid var(--border-glass);
            border-radius: var(--radius-sm);
            color: #fff;
            font-size: 0.95rem;
            outline: none;
            transition: border-color 0.25s ease;
        }

        .form-control:focus {
            border-color: var(--accent-cyan);
            box-shadow: 0 0 10px rgba(6, 182, 212, 0.2);
        }

        /* 合作生态 Logo 墙 */
        .partners-bar {
            padding: 30px 0;
            border-top: 1px solid var(--border-glass);
            border-bottom: 1px solid var(--border-glass);
            background: var(--bg-deep);
        }

        .partners-list {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 20px;
            opacity: 0.65;
        }

        .partner-item {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-muted);
            letter-spacing: 1px;
        }

        /* 全局页脚 */
        .site-footer {
            background: var(--bg-deep);
            padding: 70px 0 30px 0;
            border-top: 1px solid var(--border-glass);
            font-size: 0.9rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.8fr 1fr 1fr 1.4fr;
            gap: 40px;
            margin-bottom: 50px;
        }

        .footer-logo {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--text-title);
            margin-bottom: 14px;
        }

        .footer-desc {
            color: var(--text-muted);
            line-height: 1.7;
            font-size: 0.88rem;
        }

        .footer-col-title {
            color: var(--text-title);
            font-weight: 600;
            font-size: 1rem;
            margin-bottom: 18px;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

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

        .footer-bottom {
            padding-top: 25px;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* 响应式断点 */
        @media (max-width: 1024px) {
            .features-grid, .solution-cards, .pricing-grid, .insights-grid, .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .pricing-card.featured {
                transform: none;
            }
            .capability-wrapper, .consult-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .process-flow-grid, .delivery-steps {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .topbar {
                display: none;
            }
            .nav-menu {
                display: none;
                position: absolute;
                top: 72px;
                left: 0;
                width: 100%;
                background: rgba(10, 14, 26, 0.98);
                flex-direction: column;
                padding: 24px;
                border-bottom: 1px solid var(--border-glass);
            }
            .nav-menu.active {
                display: flex;
            }
            .menu-toggle {
                display: block;
            }
            .nav-cta {
                display: none;
            }
            .hero-title {
                font-size: 2.1rem;
            }
            .coupon-wall {
                flex-direction: column;
                gap: 20px;
                text-align: center;
                padding: 24px;
            }
            .coupon-left {
                text-align: center;
            }
            .features-grid, .solution-cards, .pricing-grid, .insights-grid, .testimonials-grid, .case-studies-grid, .delivery-steps, .process-flow-grid {
                grid-template-columns: 1fr;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 30px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 12px;
                text-align: center;
            }
            .hero-actions {
                flex-direction: column;
            }
            .btn {
                width: 100%;
            }
        }