/* 轻盈·蔚蓝 — 控制台决策风格 (蓝色基调) */
        *{margin:0;padding:0;box-sizing:border-box;}
        body{
            font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            background:#f5faff; color:#1a2a3a; line-height:1.5;
        }
        @import url('https://fonts.googleapis.com/css2?family=Inter:opsz,wght@14..32,400;14..32,500;14..32,600;14..32,700&display=swap');
        .container{max-width:1280px; margin:0 auto; padding:0 24px;}
        
        /* 导航 — 蓝色基调 */
        .navbar{
            background:rgba(255,255,255,0.96); box-shadow:0 2px 12px rgba(0,70,120,0.04);
            position:sticky; top:0; z-index:50; border-bottom:1px solid #c2d9f0;
            backdrop-filter: blur(4px);
        }
        .nav-flex{display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; padding:0.7rem 0;}
        .logo-area{display:flex; align-items:center; gap:10px;}
        .logo-icon{background:#1a73e8; width:38px; height:38px; border-radius:14px; display:flex; align-items:center; justify-content:center; color:white; font-weight:700; font-size:20px; box-shadow:0 4px 8px rgba(26,115,232,0.15);}
        .logo-text{font-size:1.6rem; font-weight:700; color:#0b3b66; letter-spacing:-0.3px;}
        .nav-links{display:flex; gap:22px; align-items:center; flex-wrap:wrap;}
        .nav-links a{text-decoration:none; font-weight:550; color:#1e4460; transition:all 0.15s; font-size:0.98rem; padding:6px 0; border-bottom:2px solid transparent;}
        .nav-links a:hover, .nav-links a.active{color:#1a73e8; border-bottom-color:#1a73e8;}
        
        /* 控制台首屏 — 决策区 */
        .decision-hero{padding:2.8rem 0 2.2rem;}
        .hero-badge{background:#d4e7fc; color:#0a3a6b; display:inline-block; padding:6px 20px; border-radius:60px; font-size:0.9rem; font-weight:600; margin-bottom:1.4rem; border:1px solid #a8caf0;}
        .hero-title{font-size:3.2rem; font-weight:800; line-height:1.2; letter-spacing:-0.02em; color:#0a3360; margin-bottom:1rem;}
        .hero-title i{color:#1a73e8; font-size:2.8rem; margin-right:6px;}
        .hero-desc{font-size:1.15rem; color:#2b4d6e; max-width:80%; margin-bottom:2.2rem;}
        
        /* 三大决策按钮 */
        .action-trio{display:flex; flex-wrap:wrap; gap:20px; margin:2rem 0 1rem;}
        .action-btn{
            background:#ffffff; border:1.5px solid #b7d2f0; border-radius:60px;
            padding:16px 32px; font-weight:700; font-size:1.2rem; color:#0b3b66;
            display:inline-flex; align-items:center; gap:12px; text-decoration:none;
            box-shadow:0 6px 12px rgba(0,40,80,0.02); transition:all 0.2s;
            flex:0 1 auto;
        }
        .action-btn i{font-size:1.6rem; color:#1a73e8;}
        .action-btn:hover{background:#e3f0ff; border-color:#1a73e8; transform:translateY(-3px); box-shadow:0 18px 25px -10px rgba(26,115,232,0.12);}
        .action-btn.primary-action{background:#1a73e8; border-color:#1a73e8; color:white; box-shadow:0 10px 18px -6px #1a73e880;}
        .action-btn.primary-action i{color:white;}
        .action-btn.primary-action:hover{background:#1557b0;}
        
        .stats-mini{display:flex; gap:32px; margin-top:2rem; color:#1b4a70; font-weight:500; flex-wrap:wrap;}
        .stats-mini span i{margin-right:8px; color:#1a73e8;}
        
        /* 功能卡片 — 控制台模块 */
        .section-title{font-size:2.1rem; font-weight:700; color:#0a3360; margin:2.5rem 0 1.2rem; letter-spacing:-0.01em;}
        .feature-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:22px; margin:1rem 0 2rem;}
        .feature-card{
            background:#ffffff; border-radius:28px; padding:2rem 1.5rem; 
            border:1px solid #d0e1f5; transition:all 0.25s; text-decoration:none; color:#1a2a3a;
            box-shadow:0 4px 10px rgba(0,0,0,0.02); display:block;
        }
        .feature-card:hover{border-color:#1a73e8; background:#f5faff; transform:translateY(-6px); box-shadow:0 24px 30px -12px rgba(26,115,232,0.1);}
        .feature-icon{font-size:2.5rem; color:#1a73e8; margin-bottom:1.4rem;}
        .feature-card h3{font-size:1.6rem; font-weight:700; margin-bottom:0.5rem; color:#0a3360;}
        .feature-card p{color:#34608a; margin-bottom:1.5rem; font-size:0.98rem;}
        .card-link{display:flex; align-items:center; gap:8px; font-weight:600; color:#1a73e8;}
        
        /* 搜索入口 — 问题决策框 */
        .search-decision{background:linear-gradient(115deg, #f2f8ff 0%, #ffffff 100%); border-radius:38px; padding:2.5rem 2.8rem; margin:3rem 0; border:1px solid #b8d2f0; box-shadow:0 12px 22px -10px rgba(26,80,140,0.08);}
        .search-wrapper{display:flex; align-items:center; gap:16px; flex-wrap:wrap;}
        .search-box{flex:1; display:flex; background:white; border-radius:60px; border:1.5px solid #c2d6f0; padding:4px 4px 4px 24px; align-items:center;}
        .search-box i{color:#1a73e8; font-size:1.4rem;}
        .search-box input{flex:1; padding:16px 12px; border:none; font-size:1.1rem; background:transparent; outline:none; color:#0b3355;}
        .search-box input::placeholder{color:#7f99b6; font-weight:400;}
        .search-box button{background:#1a73e8; border:none; color:white; padding:14px 32px; border-radius:50px; font-weight:700; font-size:1.1rem; cursor:pointer; transition:0.15s; border:1px solid #1a73e8;}
        .search-box button:hover{background:#1557b0;}
        .hot-tags{display:flex; flex-wrap:wrap; gap:12px; margin-top:20px;}
        .hot-tags a{background:#e2edfc; padding:8px 18px; border-radius:40px; text-decoration:none; color:#0a3a6b; font-weight:500; font-size:0.9rem; border:1px solid #b7d2f0; transition:all 0.1s;}
        .hot-tags a:hover{background:#1a73e8; color:white; border-color:#1a73e8;}
        
        /* 信任面板 & 更新 */
        .trust-row{display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; background:#ecf5fe; border-radius:2.5rem; padding:1.6rem 2.2rem; margin:2.5rem 0;}
        .trust-badges{display:flex; gap:28px; flex-wrap:wrap;}
        .trust-badges div i{color:#1a73e8; margin-right:6px;}
        .update-note{background:#ffffffc7; border-radius:60px; padding:10px 24px; border:1px dashed #1a73e8;}
        
        /* 底部下载号召 */
        .download-cta{background:#0a3360; border-radius:3rem; padding:2.2rem 2.8rem; margin:2.5rem 0 1rem; color:white; display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap;}
        .download-cta h3{font-size:1.9rem; font-weight:700;}
        .cta-btn{background:#f5c542; color:#0a2d4a; padding:16px 38px; border-radius:60px; font-weight:800; text-decoration:none; font-size:1.2rem; transition:0.15s; box-shadow:0 8px 16px rgba(0,0,0,0.1);}
        .cta-btn:hover{background:#ffd966; transform:scale(1.02);}
        
        /* footer — 蔚蓝延续 */
        .footer{background:#e2edf7; color:#1b3f60; padding:2.8rem 0; margin-top:3rem; border-top:1px solid #b8cee8;}
        .footer-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:2rem; padding-bottom:2rem; border-bottom:1px solid #b1c6e0;}
        .footer a{color:#1b4a70; text-decoration:none;}
        .footer a:hover{color:#0a3360; text-decoration:underline;}
        .sitemap-row{margin-top:2rem; text-align:center;}
        .sitemap-row a{margin:0 10px;}
        
        @media (max-width:900px){
            .hero-title{font-size:2.6rem;}
            .feature-grid{grid-template-columns:repeat(2,1fr);}
            .action-trio .action-btn{width:100%; justify-content:center;}
        }
        @media (max-width:600px){
            .nav-links{gap:14px;}
            .feature-grid{grid-template-columns:1fr;}
            .hero-desc{max-width:100%;}
            .search-box{flex-wrap:wrap; background:transparent; padding:0;}
            .search-box input{width:100%; background:white; border-radius:60px; margin-bottom:10px; border:1.5px solid #c2d6f0;}
            .search-box button{width:100%;}
        }
        .fa-arrow-right{transition:transform 0.2s;}
        .feature-card:hover .fa-arrow-right{transform:translateX(5px);}
        .badge-new{background:#f4c542; color:#0a2d4a; margin-left:10px; padding:3px 12px; border-radius:40px; font-size:0.8rem; font-weight:700;}