* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, Helvetica, Arial, sans-serif;
        }
        body {
            background: #f0f4f8;
            color: #1e2b37;
            line-height: 1.6;
        }
        .wrapper {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        /* 头部导航 */
        header {
            background: #022b3a;
            color: white;
            padding: 16px 0;
            /*position: sticky;*/
            top: 0;
            z-index: 99;
            box-shadow: 0 4px 15px rgba(0,20,30,0.5);
        }
        .header-flex {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo-icon {
            background: #f25f5c;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: bold;
            color: #022b3a;
        }
        .logo-text {
            font-size: 1.5rem;
            font-weight: 700;
            letter-spacing: 1px;
        }
        .nav-links {
            display: flex;
            gap: 20px;
            list-style: none;
            flex-wrap: wrap;
        }
        .nav-links a {
            color: #f2e9e4;
            text-decoration: none;
            font-weight: 500;
            padding: 6px 12px;
            border-radius: 40px;
            transition: 0.2s;
            font-size: 1rem;
        }
        .nav-links a:hover {
            background: #f25f5c;
            color: #022b3a;
        }
        /* 横幅Banner */
        .hero {
            background: linear-gradient(145deg, #1f5e6c, #0f3b49);
            color: white;
            padding: 60px 30px;
            border-radius: 0 0 60px 60px;
            margin-bottom: 50px;
            text-align: center;
            box-shadow: 0 12px 25px rgba(2,43,58,0.3);
        }
        .hero h1 {
            font-size: 2.6rem;
            margin-bottom: 20px;
            font-weight: 800;
            text-shadow: 4px 4px 0 #05313d;
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto;
            background: rgba(0,0,0,0.2);
            padding: 15px 25px;
            border-radius: 60px;
            backdrop-filter: blur(3px);
        }
        .hero strong {
            color: #ffd966;
            font-weight: 800;
        }
        /* 通用章节标题 */
        .section-heading {
            font-size: 2.2rem;
            margin: 50px 0 25px 0;
            padding-bottom: 12px;
            border-bottom: 6px solid #f25f5c;
            display: inline-block;
            color: #022b3a;
            font-weight: 700;
        }
        /* 卡片网格 */
        .grid-2col {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
            gap: 30px;
            margin: 40px 0;
        }
        .insight-card {
            background: white;
            border-radius: 40px;
            padding: 30px 25px;
            box-shadow: 0 15px 30px rgba(0, 45, 60, 0.08);
            transition: 0.2s ease;
            border: 1px solid rgba(242,95,92,0.1);
        }
        .insight-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 25px 40px rgba(0, 75, 100, 0.15);
            border-color: #f25f5c;
        }
        .card-icon {
            font-size: 2.4rem;
            margin-bottom: 10px;
        }
        .insight-card h3 {
            font-size: 1.7rem;
            color: #1f5e6c;
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .insight-card h3 .badge {
            background: #f25f5c;
            color: #022b3a;
            font-size: 0.9rem;
            padding: 5px 14px;
            border-radius: 40px;
        }
        .insight-card p {
            color: #234a57;
            margin-bottom: 15px;
        }
        .strong-orange {
            color: #c4450c;
            font-weight: 700;
        }
        /* FAQ区域 */
        .faq-block {
            background: #deeaf2;
            border-radius: 60px;
            padding: 45px 40px;
            margin: 60px 0 40px;
        }
        .faq-item {
            background: white;
            border-radius: 40px;
            padding: 20px 30px;
            margin-bottom: 20px;
            box-shadow: 0 6px 12px rgba(0, 50, 70, 0.05);
        }
        .faq-q {
            font-size: 1.3rem;
            font-weight: 700;
            color: #022b3a;
            display: flex;
            align-items: center;
            gap: 15px;
        }
        .faq-q:before {
            content: "⚡";
            font-size: 1.8rem;
            color: #f25f5c;
        }
        .faq-a {
            padding-left: 45px;
            color: #1e4b5a;
            margin-top: 5px;
        }
        /* 热门平台按钮组 */
        .hot-section {
            background: white;
            border-radius: 70px;
            padding: 40px 30px;
            margin: 40px 0 60px;
            text-align: center;
            border: 3px dashed #f25f5c;
        }
        .hot-title {
            font-size: 2rem;
            margin-bottom: 30px;
            color: #022b3a;
            font-weight: 700;
        }
        .btn-group {
            display: flex;
            justify-content: center;
            gap: 18px;
            flex-wrap: wrap;
        }
        .hot-btn {
            background: #022b3a;
            color: white;
            text-decoration: none;
            padding: 15px 30px;
            border-radius: 50px;
            font-weight: 700;
            font-size: 1.2rem;
            transition: 0.2s;
            border: 2px solid #022b3a;
            min-width: 140px;
            box-shadow: 0 6px 0 #031d28;
        }
        .hot-btn:hover {
            background: #f25f5c;
            color: #022b3a;
            border-color: #f25f5c;
            box-shadow: 0 4px 0 #a13d3b;
            transform: translateY(-2px);
        }
        /* 底部站内链接 */
        .site-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 25px;
            padding: 30px 0 20px;
            border-top: 3px solid #bdd1db;
        }
        .site-links a {
            color: #1f5e6c;
            text-decoration: none;
            font-weight: 600;
        }
        .site-links a:hover {
            color: #f25f5c;
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding: 15px 0 35px;
            color: #3b6470;
            font-size: 0.95rem;
        }
        /* 移动端适配 */
        @media (max-width: 700px) {
            .header-flex {
                flex-direction: column;
                gap: 10px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .section-heading {
                font-size: 1.8rem;
            }
            .btn-group {
                gap: 12px;
            }
            .hot-btn {
                padding: 12px 18px;
                font-size: 1rem;
            }
            .faq-block {
                padding: 30px 18px;
            }
        }
        /* 锚点偏移 */
        .anchor-offset {
            scroll-margin-top: 90px;
        }