/* roulang page: index */
:root {
            --bs-primary: #0F5132;
            --bs-primary-dark: #0A3622;
            --bs-primary-light: #E8F5E9;
            --bs-accent: #D97706;
            --bs-accent-hover: #B45309;
            --bs-dark-text: #1E293B;
            --bs-body-bg: #F8FAFC;
            --bs-card-border: #E2E8F0;
            --bs-highlight-red: #DC2626;
        }

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

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

        /* 顶部导航 */
        .site-header {
            background: #FFFFFF;
            border-bottom: 1px solid rgba(0, 0, 0, 0.08);
            box-shadow: 0 2px 12px rgba(15, 23, 42, 0.03);
            position: sticky;
            top: 0;
            z-index: 1030;
        }
        .navbar-brand-custom {
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--bs-primary);
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
        .navbar-brand-custom i {
            font-size: 1.6rem;
            color: var(--bs-accent);
        }
        .nav-link-custom {
            font-weight: 500;
            color: #334155 !important;
            padding: 0.5rem 1rem !important;
            border-radius: 6px;
        }
        .nav-link-custom:hover, .nav-link-custom.active {
            color: var(--bs-primary) !important;
            background-color: var(--bs-primary-light);
        }
        .search-pill-input {
            border-radius: 50rem;
            border: 1px solid #CBD5E1;
            padding: 0.45rem 1.2rem 0.45rem 2.4rem;
            font-size: 0.9rem;
            background: #F1F5F9;
        }
        .search-pill-wrap {
            position: relative;
        }
        .search-pill-wrap i {
            position: absolute;
            left: 0.85rem;
            top: 50%;
            transform: translateY(-50%);
            color: #94A3B8;
        }
        .btn-brand-accent {
            background-color: var(--bs-accent);
            color: #FFFFFF;
            font-weight: 600;
            border-radius: 50rem;
            padding: 0.48rem 1.4rem;
            border: none;
        }
        .btn-brand-accent:hover {
            background-color: var(--bs-accent-hover);
            color: #FFFFFF;
            transform: translateY(-1px);
        }

        /* 斜切 Hero 首屏 */
        .hero-diagonal-wrap {
            position: relative;
            background: linear-gradient(135deg, #0F5132 0%, #062E1C 100%);
            color: #FFFFFF;
            padding: 5.5rem 0 7rem;
            overflow: hidden;
            clip-path: polygon(0 0, 100% 0, 100% 92%, 0 100%);
        }
        .hero-diagonal-wrap::before {
            content: "";
            position: absolute;
            top: -20%;
            right: -10%;
            width: 550px;
            height: 550px;
            background: radial-gradient(circle, rgba(217, 119, 6, 0.18) 0%, rgba(255, 255, 255, 0) 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .hero-badge-tag {
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #FEF08A;
            padding: 0.35rem 1rem;
            border-radius: 50rem;
            font-size: 0.88rem;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            margin-bottom: 1.5rem;
        }
        .hero-h1-title {
            font-size: 2.75rem;
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.02em;
            margin-bottom: 1.25rem;
        }
        .hero-desc-text {
            font-size: 1.12rem;
            color: #E2E8F0;
            max-width: 840px;
            margin: 0 auto 2.25rem;
            line-height: 1.85;
        }

        /* 板块通用 */
        .content-section {
            padding: 4.5rem 0;
            position: relative;
        }
        .section-bg-alt {
            background-color: #FFFFFF;
            border-top: 1px solid #F1F5F9;
            border-bottom: 1px solid #F1F5F9;
        }
        .section-title-wrap {
            margin-bottom: 3rem;
        }
        .section-sub-tag {
            color: var(--bs-accent);
            font-size: 0.88rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin-bottom: 0.5rem;
            display: block;
        }
        .section-main-heading {
            font-size: 2rem;
            font-weight: 700;
            color: var(--bs-primary-dark);
            margin-bottom: 0.85rem;
        }
        .section-intro-desc {
            font-size: 1rem;
            color: #64748B;
            max-width: 760px;
            line-height: 1.75;
        }

        /* 卡片与组件体系 */
        .feature-box-card {
            background: #FFFFFF;
            border: 1px solid var(--bs-card-border);
            border-radius: 14px;
            padding: 1.75rem;
            transition: all 0.3s ease;
            height: 100%;
            box-shadow: 0 4px 16px -2px rgba(15, 23, 42, 0.04);
        }
        .feature-box-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px -4px rgba(15, 23, 42, 0.08);
            border-color: #CBD5E1;
        }
        .feature-icon-wrapper {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            margin-bottom: 1.25rem;
            background: var(--bs-primary-light);
            color: var(--bs-primary);
        }

        /* 数据计数牌 */
        .stat-metric-card {
            background: #FFFFFF;
            border-radius: 14px;
            padding: 2rem 1.5rem;
            border: 1px solid var(--bs-card-border);
            text-align: center;
            box-shadow: 0 4px 12px rgba(15, 23, 42, 0.03);
        }
        .stat-metric-num {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--bs-primary);
            line-height: 1;
            margin-bottom: 0.5rem;
        }
        .stat-metric-label {
            font-size: 0.95rem;
            color: #64748B;
            font-weight: 500;
        }

        /* 流程横向步进 */
        .flow-step-node {
            position: relative;
            background: #FFFFFF;
            border: 1px solid var(--bs-card-border);
            border-radius: 14px;
            padding: 1.8rem 1.5rem;
            height: 100%;
        }
        .flow-step-index {
            width: 38px;
            height: 38px;
            background: var(--bs-accent);
            color: #FFFFFF;
            font-weight: 700;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1rem;
            font-size: 1.1rem;
        }

        /* 红单案例卡片 */
        .case-record-card {
            background: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: 14px;
            overflow: hidden;
            position: relative;
        }
        .case-header-bar {
            background: #0F5132;
            color: #FFFFFF;
            padding: 0.6rem 1.25rem;
            font-size: 0.85rem;
            font-weight: 600;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .case-body-content {
            padding: 1.5rem;
            position: relative;
        }
        .hit-seal-badge {
            position: absolute;
            right: 1.25rem;
            top: 1.25rem;
            width: 68px;
            height: 68px;
            border: 2px dashed var(--bs-highlight-red);
            color: var(--bs-highlight-red);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 0.85rem;
            transform: rotate(-18deg);
            opacity: 0.85;
            letter-spacing: 1px;
        }

        /* 专家名家卡片 */
        .expert-profile-card {
            background: #FFFFFF;
            border: 1px solid var(--bs-card-border);
            border-radius: 14px;
            padding: 1.75rem;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            height: 100%;
        }
        .expert-avatar-wrap {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: #E2E8F0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.8rem;
            color: var(--bs-primary);
            border: 2px solid var(--bs-primary-light);
        }

        /* 焦点赛事卡片 */
        .match-card-pill {
            background: #FFFFFF;
            border: 1px solid #E2E8F0;
            border-radius: 14px;
            padding: 1.75rem;
            margin-bottom: 1.25rem;
            transition: border-color 0.2s ease;
        }
        .match-card-pill:hover {
            border-color: var(--bs-primary);
        }
        .team-title-text {
            font-size: 1.15rem;
            font-weight: 700;
            color: #0F172A;
        }

        /* 资讯网格 */
        .article-feed-item {
            background: #FFFFFF;
            border: 1px solid var(--bs-card-border);
            border-radius: 12px;
            padding: 1.4rem;
            height: 100%;
            transition: all 0.25s ease;
        }
        .article-feed-item:hover {
            border-color: var(--bs-primary);
            transform: translateY(-2px);
        }
        .article-tag-badge {
            font-size: 0.75rem;
            background: #F1F5F9;
            color: #475569;
            padding: 0.2rem 0.6rem;
            border-radius: 4px;
            font-weight: 600;
        }

        /* FAQ 手风琴 */
        .accordion-item-custom {
            border: 1px solid var(--bs-card-border) !important;
            border-radius: 12px !important;
            margin-bottom: 1rem;
            overflow: hidden;
            background: #FFFFFF;
        }
        .accordion-button-custom {
            font-weight: 600;
            color: var(--bs-dark-text);
            background: #FFFFFF;
            padding: 1.25rem 1.5rem;
            box-shadow: none !important;
        }
        .accordion-button-custom:not(.collapsed) {
            color: var(--bs-primary);
            background-color: #F0FDF4;
            border-left: 4px solid var(--bs-primary);
        }

        /* 底部 CTA 容器 */
        .cta-closure-container {
            background: linear-gradient(135deg, #0A3622 0%, #0F172A 100%);
            border-radius: 20px;
            color: #FFFFFF;
            padding: 3.5rem 2.5rem;
            text-align: center;
        }

        /* 页脚 */
        .site-footer-dark {
            background: #0F172A;
            color: #94A3B8;
            padding: 4.5rem 0 2rem;
            font-size: 0.92rem;
            border-top: 1px solid #1E293B;
        }
        .footer-heading {
            color: #F8FAFC;
            font-size: 1.05rem;
            font-weight: 700;
            margin-bottom: 1.25rem;
        }
        .footer-link-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-link-list li {
            margin-bottom: 0.75rem;
        }
        .footer-link-list a:hover {
            color: #FFFFFF;
        }

        @media (max-width: 991.98px) {
            .hero-h1-title {
                font-size: 2.1rem;
            }
            .hero-diagonal-wrap {
                padding: 4rem 0 5.5rem;
                clip-path: polygon(0 0, 100% 0, 100% 95%, 0 100%);
            }
        }