* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
        }
        body {
            background-color: #f8fafc;
            color: #0f172a;
            line-height: 1.6;
        }
        a {
            text-decoration: none;
            color: #2563eb;
            transition: color 0.2s;
        }
        a:hover {
            color: #1e40af;
            text-decoration: underline;
        }
        /* 布局容器 */
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        /* 头部导航 */
        .header {
            background: linear-gradient(135deg, #0a2f44, #1b4f6e);
            color: white;
            padding: 12px 0;
            /*position: sticky;*/
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 12px rgba(0,0,0,0.15);
        }
        .header .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: 700;
            letter-spacing: 1px;
            background: #facc15;
            color: #0a2f44;
            padding: 0 10px;
            border-radius: 40px;
            line-height: 1.2;
            text-shadow: 1px 1px 0 rgba(255,215,0,0.5);
        }
        .logo span {
            font-size: 1rem;
            background: #fff;
            color: #1b4f6e;
            border-radius: 20px;
            padding: 2px 8px;
            margin-left: 8px;
            font-weight: 400;
        }
        .nav-menu {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 20px;
        }
        .nav-menu a {
            color: white;
            font-weight: 500;
            padding: 6px 0;
            border-bottom: 2px solid transparent;
        }
        .nav-menu a:hover {
            border-bottom-color: #facc15;
            color: #facc15;
            text-decoration: none;
        }
        /* banner区域 */
        .banner {
            background: linear-gradient(145deg, #022b40, #0d3f56), url('data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI4MCIgaGVpZ2h0PSI4MCIgdmlld0JveD0iMCAwIDI0IDI0IiBmaWxsPSIjZmZmZmZmMjAiPjxwYXRoIGQ9Ik0xMiAyQzYuNDggMiAyIDYuNDggMiAxMnM0LjQ4IDEwIDEwIDEwIDEwLTQuNDggMTAtMTBTMTcuNTIgMiAxMiAyem0wIDRjMS4xIDAgMiAuOSAyIDJzLS45IDItMiAyLTItLjktMi0yIC45LTIgMi0yem0wIDE0Yy0yLjggMC01LjItMS43LTYtNCAyLTEgNC0yIDYtMnM0IDEgNiAyYy0uOCAyLjMtMy4yIDQtNiA0eiIvPjwvc3ZnPg==') no-repeat right 20px center;
            background-size: 180px;
            background-blend-mode: overlay;
            color: white;
            padding: 50px 0;
            border-radius: 0 0 50px 50px;
            margin-bottom: 40px;
        }
        .banner-content {
            max-width: 700px;
        }
        .banner h1 {
            font-size: 2.8rem;
            font-weight: 800;
            line-height: 1.2;
            text-shadow: 2px 2px 6px rgba(0,0,0,0.5);
        }
        .banner p {
            font-size: 1.3rem;
            margin: 20px 0 30px;
            opacity: 0.95;
            background: rgba(0,0,0,0.3);
            display: inline-block;
            padding: 10px 20px;
            border-radius: 60px;
            backdrop-filter: blur(4px);
        }
        .btn-group {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
        }
        .btn {
            background-color: #facc15;
            color: #0a2f44;
            padding: 14px 30px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.2rem;
            box-shadow: 0 8px 16px rgba(0,0,0,0.2);
            transition: transform 0.2s, background 0.2s;
            display: inline-block;
        }
        .btn:hover {
            background-color: #ffd966;
            transform: scale(1.03);
            text-decoration: none;
            color: #022b40;
        }
        .btn-light {
            background-color: white;
            color: #0f172a;
        }
        /* 通用板块样式 */
        .section-title {
            font-size: 2.2rem;
            font-weight: 700;
            margin: 50px 0 30px;
            border-left: 8px solid #facc15;
            padding-left: 25px;
            color: #0a2f44;
        }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
            margin: 40px 0;
        }
        .card {
            background: white;
            border-radius: 32px;
            padding: 28px;
            box-shadow: 0 12px 24px -8px rgba(0,40,70,0.15);
            transition: all 0.25s;
            border: 1px solid rgba(255,215,0,0.2);
        }
        .card:hover {
            transform: translateY(-8px);
            box-shadow: 0 24px 36px -12px #1b4f6e70;
        }
        .card h3 {
            font-size: 1.6rem;
            margin-bottom: 20px;
            color: #1b4f6e;
            border-bottom: 3px solid #facc15;
            padding-bottom: 10px;
            display: inline-block;
        }
        .card p {
            margin-bottom: 18px;
            font-size: 1.05rem;
        }
        strong, b {
            color: #b45309;
            font-weight: 700;
            background: #fef3c7;
            padding: 0 4px;
            border-radius: 6px;
        }
        /* 常见问题样式 */
        .faq-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 25px;
            margin: 30px 0;
        }
        .faq-item {
            background: white;
            border-radius: 28px;
            padding: 25px;
            box-shadow: 0 8px 18px rgba(0,0,0,0.05);
        }
        .faq-item h4 {
            font-size: 1.35rem;
            color: #0a2f44;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .faq-item h4:before {
            content: "⚽";
            font-size: 1.8rem;
        }
        .faq-item p {
            color: #334155;
        }
        /* 平台按钮区 */
        .platform-section {
            background: linear-gradient(to right, #e2e8f0, #f1f5f9);
            border-radius: 60px 60px 0 0;
            padding: 45px 20px 50px;
            margin-top: 50px;
        }
        .platform-title {
            text-align: center;
            font-size: 2.2rem;
            font-weight: 700;
            color: #0f172a;
            margin-bottom: 25px;
        }
        .platform-buttons {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 18px;
            max-width: 1000px;
            margin: 0 auto;
        }
        .platform-btn {
            background: white;
            border: 2px solid #1e3a5f;
            color: #1e3a5f;
            font-weight: 600;
            padding: 15px 25px;
            border-radius: 60px;
            font-size: 1.25rem;
            min-width: 170px;
            text-align: center;
            box-shadow: 0 4px 6px rgba(0,0,0,0.05);
            transition: all 0.2s;
        }
        .platform-btn:hover {
            background: #1e3a5f;
            color: white;
            border-color: #facc15;
            transform: scale(1.02);
            text-decoration: none;
        }
        /* 底部 */
        .footer {
            background: #0a2f44;
            color: #cbd5e1;
            text-align: center;
            padding: 25px;
            font-size: 1rem;
            border-top: 5px solid #facc15;
        }
        /* 移动端微调 */
        @media (max-width: 700px) {
            .header .container {
                flex-direction: column;
                gap: 15px;
            }
            .logo { font-size: 1.5rem; }
            .banner h1 { font-size: 2.2rem; }
            .section-title { font-size: 1.8rem; }
            .platform-btn { min-width: 130px; padding: 12px 16px; font-size: 1rem; }
        }
        /* 站内锚点偏移补偿 (固定导航挡住) */
        html {
            scroll-behavior: smooth;
            scroll-padding-top: 90px;
        }
        /* 加粗强调 */
        .keyword-highlight {
            font-weight: 700;
            color: #b45309;
        }