/* roulang page: index */
:root {
            --sports-primary: #059669;
            --sports-primary-hover: #047857;
            --sports-accent: #10B981;
            --sports-dark: #0B0F17;
            --sports-dark-card: #151C28;
            --sports-surface: #1E293B;
            --sports-bg: #F8FAFC;
            --sports-white: #FFFFFF;
            --sports-text: #334155;
            --sports-heading: #0F172A;
            --sports-muted: #64748B;
            --sports-border: #E2E8F0;
            --sports-border-dark: rgba(255, 255, 255, 0.08);
            --sports-radius: 6px;
            --sports-radius-lg: 8px;
            --sports-shadow: 0 4px 18px -2px rgba(15, 23, 42, 0.05);
            --sports-shadow-hover: 0 12px 28px -6px rgba(15, 23, 42, 0.12);
            --font-family-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family-sans);
            color: var(--sports-text);
            background-color: var(--sports-bg);
            line-height: 1.7;
            margin: 0;
            padding: 0;
            overflow-x: hidden;
        }

        /* 顶部状态栏与活动芯片导航 */
        .top-status-bar {
            background-color: var(--sports-dark);
            color: #94A3B8;
            font-size: 0.8125rem;
            border-bottom: 1px solid var(--sports-border-dark);
            padding: 7px 0;
        }

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

        .timeline-chip {
            display: inline-flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            color: #E2E8F0;
            padding: 2px 10px;
            border-radius: 4px;
            font-size: 0.75rem;
            letter-spacing: 0.02em;
        }

        .timeline-chip .status-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background-color: var(--sports-accent);
            display: inline-block;
            margin-right: 6px;
            box-shadow: 0 0 6px var(--sports-accent);
        }

        .top-support-info {
            display: flex;
            align-items: center;
            gap: 16px;
            justify-content: flex-end;
        }

        /* 主导航条定制 */
        .site-navbar {
            background-color: #FFFFFF;
            border-bottom: 1px solid var(--sports-border);
            padding: 14px 0;
            position: sticky;
            top: 0;
            z-index: 1030;
            box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
        }

        .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--sports-heading) !important;
            letter-spacing: -0.02em;
            text-decoration: none;
        }

        .brand-icon-box {
            width: 38px;
            height: 38px;
            background: linear-gradient(135deg, var(--sports-primary), var(--sports-accent));
            border-radius: var(--sports-radius);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
        }

        .nav-link {
            color: var(--sports-text) !important;
            font-weight: 500;
            font-size: 0.9375rem;
            padding: 10px 14px !important;
            transition: color 0.2s ease;
            min-height: 44px;
            display: inline-flex;
            align-items: center;
        }

        .nav-link:hover, .nav-link:focus {
            color: var(--sports-primary) !important;
        }

        /* 按钮与徽章体系 */
        .btn-sports-primary {
            background-color: var(--sports-primary);
            border: 1px solid var(--sports-primary);
            color: #FFFFFF;
            font-weight: 600;
            padding: 10px 22px;
            border-radius: var(--sports-radius);
            transition: all 0.2s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            text-decoration: none;
        }

        .btn-sports-primary:hover {
            background-color: var(--sports-primary-hover);
            border-color: var(--sports-primary-hover);
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(5, 150, 105, 0.25);
        }

        .btn-sports-outline {
            background-color: transparent;
            border: 1px solid #CBD5E1;
            color: var(--sports-heading);
            font-weight: 600;
            padding: 10px 22px;
            border-radius: var(--sports-radius);
            transition: all 0.2s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            text-decoration: none;
        }

        .btn-sports-outline:hover {
            border-color: var(--sports-primary);
            color: var(--sports-primary);
            background-color: rgba(5, 150, 105, 0.04);
        }

        .badge-category {
            font-size: 0.75rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            padding: 5px 12px;
            border-radius: 4px;
            display: inline-block;
            margin-bottom: 12px;
            background-color: rgba(5, 150, 105, 0.1);
            color: var(--sports-primary);
            border: 1px solid rgba(5, 150, 105, 0.2);
        }

        .badge-category-light {
            background: rgba(255, 255, 255, 0.1);
            color: var(--sports-accent);
            border: 1px solid rgba(255, 255, 255, 0.15);
        }

        /* 统一 Section 样式规范 */
        .sports-section {
            padding: 85px 0;
            position: relative;
        }

        .section-header {
            margin-bottom: 48px;
        }

        .section-title {
            font-size: 2.15rem;
            font-weight: 800;
            color: var(--sports-heading);
            letter-spacing: -0.02em;
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .section-lead {
            font-size: 1.05rem;
            color: var(--sports-muted);
            max-width: 760px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* Hero 样式 */
        .hero-section {
            padding: 95px 0 85px 0;
            background-color: #0B0F17;
            position: relative;
            background-image: linear-gradient(to right, rgba(11, 15, 23, 0.94), rgba(11, 15, 23, 0.85)), url('/assets/images/b4f74004db030613.jpg');
            background-size: cover;
            background-position: center;
            color: #FFFFFF;
        }

        .hero-h1 {
            font-size: 2.85rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.025em;
            margin-bottom: 22px;
            color: #FFFFFF;
        }

        .hero-desc {
            font-size: 1.125rem;
            color: #CBD5E1;
            line-height: 1.75;
            margin-bottom: 34px;
        }

        .hero-trust-bar {
            margin-top: 36px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
        }

        .hero-trust-item {
            font-size: 0.875rem;
            color: #94A3B8;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .hero-cockpit-mock {
            background: rgba(30, 41, 59, 0.85);
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--sports-radius-lg);
            padding: 24px;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
        }

        /* 卡片基础系统 */
        .sports-card {
            background: #FFFFFF;
            border: 1px solid var(--sports-border);
            border-radius: var(--sports-radius);
            padding: 28px;
            transition: all 0.25s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
        }

        .sports-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--sports-shadow-hover);
            border-color: #CBD5E1;
        }

        .card-icon-wrap {
            width: 48px;
            height: 48px;
            border-radius: var(--sports-radius);
            background-color: rgba(5, 150, 105, 0.08);
            color: var(--sports-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }

        .card-title {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--sports-heading);
            margin-bottom: 12px;
            line-height: 1.4;
        }

        .card-text {
            color: var(--sports-muted);
            font-size: 0.9375rem;
            line-height: 1.7;
            margin-bottom: 0;
            flex-grow: 1;
        }

        /* 痛点指标卡片 */
        .pain-index-badge {
            font-size: 0.75rem;
            font-weight: 600;
            color: #DC2626;
            background: #FEE2E2;
            padding: 3px 8px;
            border-radius: 4px;
            display: inline-block;
            margin-bottom: 14px;
        }

        /* 流程步骤 */
        .step-timeline-box {
            position: relative;
        }

        .step-number {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--sports-primary);
            font-family: monospace;
            margin-bottom: 12px;
        }

        /* 深色沉浸看板区 */
        .dark-cockpit-section {
            background-color: var(--sports-dark);
            color: #FFFFFF;
            position: relative;
            background-image: linear-gradient(rgba(11, 15, 23, 0.95), rgba(11, 15, 23, 0.95)), url('/assets/images/cf0e57f0d2e8ebb4.jpg');
            background-size: cover;
            background-position: center;
        }

        .dark-cockpit-section .section-title {
            color: #FFFFFF;
        }

        .dark-cockpit-section .section-lead {
            color: #94A3B8;
        }

        .dark-metric-pill {
            background: var(--sports-dark-card);
            border: 1px solid var(--sports-border-dark);
            padding: 16px 20px;
            border-radius: var(--sports-radius);
            margin-bottom: 16px;
        }

        /* 效能统计条 */
        .metrics-section {
            background: #FFFFFF;
            border-top: 1px solid var(--sports-border);
            border-bottom: 1px solid var(--sports-border);
            padding: 60px 0;
        }

        .metric-value {
            font-size: 2.75rem;
            font-weight: 800;
            color: var(--sports-primary);
            letter-spacing: -0.02em;
            line-height: 1;
            margin-bottom: 8px;
            font-family: monospace;
        }

        .metric-label {
            font-size: 0.9375rem;
            font-weight: 600;
            color: var(--sports-heading);
            margin-bottom: 4px;
        }

        .metric-sub {
            font-size: 0.8125rem;
            color: var(--sports-muted);
        }

        /* FAQ 手风琴深度定制 */
        .accordion-sports .accordion-item {
            background-color: #FFFFFF;
            border: 1px solid var(--sports-border);
            border-radius: var(--sports-radius) !important;
            margin-bottom: 14px;
            overflow: hidden;
        }

        .accordion-sports .accordion-button {
            font-size: 1.0625rem;
            font-weight: 600;
            color: var(--sports-heading);
            background-color: #FFFFFF;
            padding: 18px 24px;
            box-shadow: none;
            min-height: 54px;
        }

        .accordion-sports .accordion-button:not(.collapsed) {
            color: var(--sports-primary);
            background-color: #F8FAFC;
            border-bottom: 1px solid var(--sports-border);
        }

        .accordion-sports .accordion-body {
            padding: 20px 24px;
            color: var(--sports-text);
            font-size: 0.9375rem;
            line-height: 1.75;
        }

        /* 预约演示收口表单容器 */
        .cta-booking-box {
            background: linear-gradient(135deg, #0B0F17 0%, #1E293B 100%);
            border-radius: var(--sports-radius-lg);
            padding: 56px 48px;
            color: #FFFFFF;
            box-shadow: 0 20px 40px rgba(15, 23, 42, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }

        .form-control-sports {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: #FFFFFF;
            padding: 12px 16px;
            border-radius: var(--sports-radius);
            font-size: 0.9375rem;
        }

        .form-control-sports:focus {
            background: rgba(255, 255, 255, 0.1);
            border-color: var(--sports-accent);
            color: #FFFFFF;
            box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
        }

        .form-control-sports::placeholder {
            color: #94A3B8;
        }

        /* 页脚体系 */
        .site-footer {
            background-color: #070A0F;
            color: #94A3B8;
            padding: 70px 0 24px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.875rem;
        }

        .footer-heading {
            color: #FFFFFF;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 20px;
            letter-spacing: -0.01em;
        }

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

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

        .footer-links a {
            color: #94A3B8;
            text-decoration: none;
            transition: color 0.2s ease;
            display: inline-block;
            min-height: 24px;
        }

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

        .footer-bottom {
            margin-top: 50px;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }

        /* 移动端与响应式适配 */
        @media (max-width: 991px) {
            .hero-h1 {
                font-size: 2.2rem;
            }
            .section-title {
                font-size: 1.85rem;
            }
            .top-support-info {
                justify-content: flex-start;
                margin-top: 6px;
            }
            .cta-booking-box {
                padding: 36px 24px;
            }
        }

        @media (max-width: 767px) {
            .sports-section {
                padding: 60px 0;
            }
            .hero-h1 {
                font-size: 1.85rem;
            }
            .metric-value {
                font-size: 2.25rem;
            }
        }