*{box-sizing:border-box;}
    :root{
        --yellow:#fef08a;
        --pink:#fbcfe8;
        --cyan:#67e8f9;
        --ink:#111111;
        --paper:#ffffff;
    }
    html,body{margin:0;padding:0;}
    body{
        font-family:"Segoe UI","Helvetica Neue",Arial,"Microsoft YaHei","微软雅黑","PingFang SC",sans-serif;
        background:var(--paper);
        color:var(--ink);
        line-height:1.8;
        font-size:16px;
        -webkit-font-smoothing:antialiased;
    }
    h1,h2,h3,h4,p,ul,ol,li,span,a,div,section,header,footer,figcaption,summary,strong,em,blockquote{
        font-family:"Segoe UI","Helvetica Neue",Arial,"Microsoft YaHei","微软雅黑","PingFang SC",sans-serif;
    }
    img{max-width:100%;display:block;border:4px solid var(--ink);}
    a{color:var(--ink);text-decoration:none;}
    .wrap{max-width:1180px;margin:0 auto;padding:0 20px;}

    /* ---------- Header ---------- */
    .site-header{
        background:var(--paper);
        border-bottom:5px solid var(--ink);
        position:sticky;top:0;z-index:99;
    }
    .header-inner{
        display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
        gap:14px;padding:14px 20px;max-width:1180px;margin:0 auto;
    }
    .logo{
        display:inline-flex;align-items:center;gap:10px;
        font-weight:800;font-size:1.3rem;letter-spacing:1px;
        background:var(--yellow);border:4px solid var(--ink);
        padding:6px 16px;box-shadow:6px 6px 0 var(--ink);
        transform:rotate(-1.5deg);
    }
    .logo .dot{width:14px;height:14px;background:var(--pink);border:3px solid var(--ink);border-radius:50%;}
    .nav-links{display:flex;flex-wrap:wrap;gap:10px;}
    .nav-links a{
        display:inline-block;padding:7px 15px;font-weight:700;font-size:.94rem;
        border:3px solid var(--ink);background:var(--paper);
        box-shadow:4px 4px 0 var(--ink);transition:.15s;
    }
    .nav-links a:hover{background:var(--pink);transform:translate(-2px,-2px);box-shadow:6px 6px 0 var(--ink);}
    .nav-links a:nth-child(2n){background:var(--cyan);}
    .nav-links a:nth-child(3n){background:var(--yellow);}
    .nav-links a:nth-child(2n):hover,.nav-links a:nth-child(3n):hover{background:var(--pink);}

    /* ---------- Sections ---------- */
    section{padding:58px 0;position:relative;}
    .sec-title{
        font-size:1.85rem;font-weight:900;margin:0 0 8px;
        display:inline-block;
        background:var(--cyan);
        border:4px solid var(--ink);
        padding:6px 22px;
        box-shadow:7px 7px 0 var(--ink);
        transform:rotate(-1deg);
    }
    .sec-sub{font-size:1rem;color:#333;margin:22px 0 32px;max-width:900px;font-weight:500;}

    /* ---------- Hero ---------- */
    #hero{
        background:
            radial-gradient(circle at 12% 20%, var(--pink) 0 90px, transparent 91px),
            radial-gradient(circle at 88% 78%, var(--yellow) 0 120px, transparent 121px),
            repeating-linear-gradient(45deg, rgba(103,232,249,.24) 0 16px, transparent 16px 32px),
            #ffffff;
        border-bottom:5px solid var(--ink);
        padding:64px 0 66px;
    }
    .hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:center;}
    .hero-badge{
        display:inline-block;background:var(--pink);border:4px solid var(--ink);
        padding:4px 16px;font-weight:800;letter-spacing:2px;font-size:.85rem;
        box-shadow:5px 5px 0 var(--ink);margin-bottom:20px;transform:rotate(1.5deg);
    }
    h1{
        font-size:2.5rem;line-height:1.3;margin:0 0 20px;font-weight:900;letter-spacing:.5px;
    }
    h1 .mark{background:var(--yellow);border-bottom:8px solid var(--ink);padding:0 6px;}
    .hero-desc{
        background:#fff;border:4px solid var(--ink);padding:16px 18px;
        box-shadow:8px 8px 0 var(--ink);font-size:1rem;margin:0 0 24px;font-weight:500;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:16px;}
    .btn{
        display:inline-block;font-weight:800;padding:12px 26px;border:4px solid var(--ink);
        box-shadow:7px 7px 0 var(--ink);transition:.15s;cursor:pointer;
    }
    .btn:hover{transform:translate(-3px,-3px);box-shadow:10px 10px 0 var(--ink);}
    .btn-y{background:var(--yellow);}
    .btn-p{background:var(--pink);}
    .btn-c{background:var(--cyan);}
    .hero-fig{position:relative;}
    .hero-fig img{box-shadow:10px 10px 0 var(--ink);}
    .hero-fig::before{
        content:"";position:absolute;width:90px;height:90px;background:var(--cyan);
        border:4px solid var(--ink);top:-26px;right:-22px;z-index:-1;transform:rotate(18deg);
    }

    /* ---------- Geo intro ---------- */
    #geo-intro{background:#fff;}
    .geo-box{
        border:5px solid var(--ink);background:#fff;padding:28px 30px;
        box-shadow:12px 12px 0 var(--yellow);position:relative;
    }
    .geo-box::after{
        content:"🎯";position:absolute;top:-26px;right:26px;font-size:2.4rem;
    }
    .geo-box p{margin:0 0 14px;font-size:1.03rem;}
    .geo-box p:last-child{margin-bottom:0;}

    /* ---------- Stats ---------- */
    #data-stats{background:var(--cyan);border-top:5px solid var(--ink);border-bottom:5px solid var(--ink);}
    .stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:26px;}
    .stat-card{
        background:#fff;border:4px solid var(--ink);padding:22px 18px;text-align:center;
        box-shadow:8px 8px 0 var(--ink);
    }
    .stat-card:nth-child(2){background:var(--yellow);transform:rotate(-1deg);}
    .stat-card:nth-child(3){background:var(--pink);transform:rotate(1deg);}
    .stat-num{font-size:2rem;font-weight:900;line-height:1.2;}
    .stat-label{font-size:.95rem;font-weight:700;margin-top:6px;}

    /* ---------- Advantages ---------- */
    #core-advantages{background:#fff;}
    .adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:26px;}
    .adv-card{
        border:4px solid var(--ink);padding:24px 20px;background:#fff;
        box-shadow:9px 9px 0 var(--ink);transition:.18s;
    }
    .adv-card:hover{transform:translate(-4px,-4px);box-shadow:13px 13px 0 var(--ink);}
    .adv-card:nth-child(1){background:var(--yellow);}
    .adv-card:nth-child(2){background:var(--pink);}
    .adv-card:nth-child(3){background:#fff;}
    .adv-card:nth-child(4){background:#fff;}
    .adv-card:nth-child(5){background:var(--cyan);}
    .adv-card:nth-child(6){background:var(--yellow);}
    .adv-icon{font-size:2rem;line-height:1;margin-bottom:10px;}
    .adv-card h3{margin:0 0 8px;font-size:1.15rem;font-weight:900;}
    .adv-card p{margin:0;font-size:.96rem;}

    /* ---------- Events ---------- */
    #featured-events{background:repeating-linear-gradient(135deg,#fff 0 22px,#fdfdff 22px 44px);border-top:5px solid var(--ink);border-bottom:5px solid var(--ink);}
    .event-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:26px;}
    .event-card{
        background:#fff;border:4px solid var(--ink);box-shadow:9px 9px 0 var(--ink);
        overflow:hidden;
    }
    .event-card img{border:0;border-bottom:4px solid var(--ink);height:170px;object-fit:cover;width:100%;}
    .event-body{padding:18px;}
    .event-tag{
        display:inline-block;background:var(--pink);border:3px solid var(--ink);
        font-size:.78rem;font-weight:800;padding:1px 10px;margin-bottom:10px;
    }
    .event-body h3{margin:0 0 8px;font-size:1.08rem;font-weight:900;}
    .event-body p{margin:0;font-size:.94rem;}

    /* ---------- Highlights ---------- */
    #highlights{background:#fff;}
    .hl-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:26px;}
    .hl-item{border:4px solid var(--ink);background:#fff;box-shadow:8px 8px 0 var(--ink);}
    .hl-item img{border:0;border-bottom:4px solid var(--ink);height:160px;object-fit:cover;width:100%;}
    .hl-item .hl-txt{padding:16px;font-size:.95rem;}
    .hl-item .hl-txt strong{display:block;font-size:1.05rem;margin-bottom:6px;}

    /* ---------- Partners ---------- */
    #partners{background:var(--pink);border-top:5px solid var(--ink);border-bottom:5px solid var(--ink);}
    .partner-chips{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
    .chip{
        background:#fff;border:4px solid var(--ink);padding:9px 20px;font-weight:800;
        box-shadow:5px 5px 0 var(--ink);font-size:.95rem;
    }
    .chip:nth-child(2n){background:var(--yellow);}
    .chip:nth-child(3n){background:var(--cyan);}

    /* ---------- App download ---------- */
    #app-download{background:#fff;}
    .dl-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:36px;align-items:center;margin-top:26px;}
    .dl-grid img{box-shadow:10px 10px 0 var(--cyan);}
    .dl-list{list-style:none;margin:0 0 22px;padding:0;}
    .dl-list li{
        background:#fff;border:4px solid var(--ink);margin-bottom:12px;padding:10px 16px;
        font-weight:600;box-shadow:5px 5px 0 var(--ink);font-size:.96rem;
    }
    .dl-list li:nth-child(1){background:var(--yellow);}
    .dl-list li:nth-child(3){background:var(--pink);}

    /* ---------- News ---------- */
    #news-list{background:#fff;border-top:5px solid var(--ink);}
    .news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;margin-top:26px;}
    .news-card{
        border:4px solid var(--ink);background:#fff;padding:22px 24px;
        box-shadow:9px 9px 0 var(--ink);
    }
    .news-card:nth-child(1),.news-card:nth-child(4){background:#fffbf0;}
    .news-card:nth-child(2),.news-card:nth-child(5){background:#f4feff;}
    .news-card:nth-child(3),.news-card:nth-child(6){background:#fff6fb;}
    .news-meta{
        display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:12px;
    }
    .news-cat{
        background:var(--cyan);border:3px solid var(--ink);font-size:.78rem;
        font-weight:800;padding:1px 10px;
    }
    .news-date{font-size:.85rem;font-weight:700;background:var(--yellow);border:3px solid var(--ink);padding:1px 10px;}
    .news-card h3{margin:0 0 10px;font-size:1.14rem;font-weight:900;line-height:1.5;}
    .news-card p{margin:0;font-size:.95rem;}

    /* ---------- FAQ ---------- */
    #faq{background:var(--yellow);border-top:5px solid var(--ink);border-bottom:5px solid var(--ink);}
    .faq-list{margin-top:26px;display:grid;gap:16px;}
    .faq-item{
        background:#fff;border:4px solid var(--ink);box-shadow:8px 8px 0 var(--ink);
    }
    .faq-q{
        display:flex;gap:12px;align-items:flex-start;
        font-weight:900;font-size:1.04rem;padding:16px 20px;margin:0;
        background:var(--cyan);border-bottom:4px solid var(--ink);
    }
    .faq-item:nth-child(2n) .faq-q{background:var(--pink);}
    .faq-a{
        margin:0;padding:16px 20px;font-size:.96rem;
    }
    .qmark{
        flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
        width:28px;height:28px;background:#fff;border:3px solid var(--ink);font-size:.85rem;
    }

    /* ---------- CTA ---------- */
    #cta{
        background:var(--cyan);
        border-top:5px solid var(--ink);border-bottom:5px solid var(--ink);
        text-align:center;
    }
    #cta h2{font-size:2rem;font-weight:900;margin:0 0 16px;}
    #cta p{max-width:820px;margin:0 auto 26px;font-size:1.02rem;font-weight:500;}
    .cta-actions{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;}

    /* ---------- Footer ---------- */
    .site-footer{background:var(--ink);color:#fff;padding:48px 0 26px;}
    .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
    .site-footer h4{
        font-size:1.05rem;font-weight:900;margin:0 0 14px;color:var(--ink);
        background:var(--yellow);display:inline-block;padding:2px 14px;border:3px solid #fff;
    }
    .site-footer p,.site-footer li{font-size:.93rem;color:#f2f2f2;margin:0 0 8px;line-height:1.9;}
    .site-footer ul{list-style:none;margin:0;padding:0;}
    .site-footer a{color:#fff;text-decoration:underline;}
    .site-footer a:hover{color:var(--cyan);}
    .footer-bottom{
        margin-top:34px;padding-top:18px;border-top:3px dashed #fff;
        display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
        font-size:.88rem;color:#e8e8e8;
    }

    /* ---------- Responsive ---------- */
    @media (max-width:960px){
        .hero-grid,.dl-grid{grid-template-columns:1fr;}
        .stats-grid{grid-template-columns:repeat(2,1fr);}
        .adv-grid,.event-grid,.hl-grid{grid-template-columns:repeat(2,1fr);}
        .news-grid{grid-template-columns:1fr;}
        .footer-grid{grid-template-columns:1fr;}
        h1{font-size:1.95rem;}
    }
    @media (max-width:600px){
        .stats-grid,.adv-grid,.event-grid,.hl-grid{grid-template-columns:1fr;}
        h1{font-size:1.6rem;}
        .sec-title{font-size:1.4rem;}
        section{padding:42px 0;}
    }