/* roulang page: index */
:root{
      --primary:#2563eb;
      --primary-dark:#1d4ed8;
      --primary-soft:#dbeafe;
      --accent:#06b6d4;
      --accent-soft:#cffafe;
      --warm:#f59e0b;
      --bg:#f7fbff;
      --surface:#ffffff;
      --surface-2:#f1f7ff;
      --text:#102033;
      --muted:#64748b;
      --weak:#8aa0b8;
      --border:#dbe7f5;
      --shadow:0 18px 60px rgba(37,99,235,.13);
      --shadow-sm:0 10px 26px rgba(15,23,42,.07);
      --radius-xl:28px;
      --radius-lg:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1180px;
      --header-h:76px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      line-height:1.65;
      color:var(--text);
      background:
        radial-gradient(circle at 8% 8%, rgba(96,165,250,.24), transparent 28%),
        radial-gradient(circle at 92% 12%, rgba(6,182,212,.18), transparent 24%),
        linear-gradient(180deg,#f9fcff 0%,#f5f9ff 44%,#ffffff 100%);
      min-height:100vh;
      padding-bottom:76px;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none}
    img,svg{max-width:100%;display:block}
    button,input{font:inherit}
    button{cursor:pointer;border:0;background:transparent}
    input{outline:none}
    ::selection{background:#bfdbfe;color:#0f172a}
    .container{width:min(var(--container), calc(100% - 40px));margin-inline:auto}
    .skip-link{
      position:absolute;left:-999px;top:12px;z-index:9999;
      padding:10px 14px;border-radius:12px;background:#fff;color:var(--primary);
      box-shadow:var(--shadow-sm);
    }
    .skip-link:focus{left:16px}
    .top-countdown{
      background:linear-gradient(90deg,#1d4ed8,#2563eb 52%,#06b6d4);
      color:#fff;
      font-size:14px;
      letter-spacing:.01em;
    }
    .top-countdown .container{
      min-height:42px;display:flex;align-items:center;justify-content:center;gap:14px;flex-wrap:wrap;
    }
    .top-pill{
      display:inline-flex;align-items:center;gap:8px;
      background:rgba(255,255,255,.16);
      border:1px solid rgba(255,255,255,.24);
      border-radius:999px;padding:4px 10px;
      backdrop-filter:blur(8px);
      white-space:nowrap;
    }
    .top-countdown strong{font-weight:800}
    .site-header{
      position:sticky;top:0;z-index:60;
      background:rgba(255,255,255,.82);
      backdrop-filter:saturate(160%) blur(18px);
      border-bottom:1px solid rgba(219,231,245,.82);
    }
    .nav-wrap{
      height:var(--header-h);
      display:flex;align-items:center;justify-content:space-between;gap:22px;
    }
    .brand{
      display:flex;align-items:center;gap:12px;font-weight:900;color:#0f2f75;
      letter-spacing:-.02em;
    }
    .brand-mark{
      width:42px;height:42px;border-radius:15px;
      background:linear-gradient(135deg,#2563eb,#06b6d4);
      box-shadow:0 12px 28px rgba(37,99,235,.24);
      display:grid;place-items:center;color:#fff;
      position:relative;overflow:hidden;
    }
    .brand-mark:before{
      content:"";position:absolute;inset:7px;border:2px solid rgba(255,255,255,.58);border-radius:11px;
    }
    .brand-mark span{position:relative;font-size:18px;font-weight:950}
    .brand-text{font-size:19px}
    .nav-main{display:flex;align-items:center;gap:10px;margin-left:auto}
    .nav-link{
      display:inline-flex;align-items:center;justify-content:center;
      min-height:40px;padding:8px 16px;border-radius:999px;
      color:#37506d;font-weight:700;transition:.22s ease;
    }
    .nav-link:hover{background:#eff6ff;color:var(--primary-dark)}
    .nav-link.active{background:#dbeafe;color:#1d4ed8;box-shadow:inset 0 0 0 1px rgba(37,99,235,.12)}
    .nav-actions{display:flex;align-items:center;gap:12px}
    .search-mini{
      width:216px;height:42px;display:flex;align-items:center;gap:8px;
      background:#f4f8ff;border:1px solid var(--border);border-radius:999px;padding:0 14px;
      color:var(--muted);transition:.22s ease;
    }
    .search-mini:focus-within{border-color:#93c5fd;background:#fff;box-shadow:0 0 0 4px rgba(59,130,246,.12)}
    .search-mini input{width:100%;border:0;background:transparent;color:var(--text);font-size:14px}
    .search-mini input::placeholder{color:#8aa0b8}
    .menu-toggle{
      display:none;width:42px;height:42px;border-radius:14px;
      background:#eff6ff;color:#1d4ed8;align-items:center;justify-content:center;
      transition:.22s ease;
    }
    .menu-toggle:hover{background:#dbeafe}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;
      min-height:46px;padding:0 18px;border-radius:999px;
      font-weight:800;letter-spacing:.01em;
      transition:transform .22s ease, box-shadow .22s ease, background .22s ease, color .22s ease, border-color .22s ease;
      outline:0;white-space:nowrap;
    }
    .btn:focus-visible,.nav-link:focus-visible,.faq-item summary:focus-visible,.entry-btn:focus-visible{
      box-shadow:0 0 0 4px rgba(37,99,235,.18);
    }
    .btn-primary{
      background:linear-gradient(135deg,#2563eb,#06b6d4);
      color:#fff;box-shadow:0 14px 30px rgba(37,99,235,.26);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(37,99,235,.32)}
    .btn-secondary{
      background:#fff;color:#1d4ed8;border:1px solid #bfdbfe;box-shadow:var(--shadow-sm);
    }
    .btn-secondary:hover{transform:translateY(-2px);border-color:#93c5fd;background:#f8fbff}
    .btn-ghost{
      background:#eef6ff;color:#1d4ed8;border:1px solid rgba(37,99,235,.10);
    }
    .btn-ghost:hover{background:#dbeafe;transform:translateY(-1px)}
    main{overflow:hidden}
    section{position:relative}
    .section-pad{padding:86px 0}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:30px}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      padding:6px 12px;border-radius:999px;background:#eff6ff;color:#1d4ed8;
      font-size:13px;font-weight:900;border:1px solid #dbeafe;
    }
    .section-title{font-size:clamp(28px,4vw,44px);line-height:1.15;letter-spacing:-.04em;margin:10px 0 10px;color:#102033;font-weight:950}
    .section-desc{font-size:17px;color:#64748b;max-width:720px;margin:0}
    .hero{
      padding:48px 0 70px;
    }
    .hero-stage{
      border-radius:34px;
      overflow:hidden;
      min-height:620px;
      position:relative;
      background:
        linear-gradient(180deg,rgba(15,47,117,.22),rgba(15,47,117,.68)),
        radial-gradient(circle at 20% 22%,rgba(255,255,255,.22),transparent 24%),
        linear-gradient(135deg,#0f2f75 0%,#2563eb 48%,#06b6d4 100%);
      box-shadow:0 26px 80px rgba(37,99,235,.22);
      border:1px solid rgba(255,255,255,.45);
    }
    .hero-stage:after{
      content:"";position:absolute;inset:0;
      background:
        linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px),
        linear-gradient(180deg,rgba(255,255,255,.07) 1px,transparent 1px);
      background-size:42px 42px;opacity:.34;pointer-events:none;
      mask-image:linear-gradient(180deg,#000,transparent 85%);
    }
    .hero-content{
      position:relative;z-index:2;
      padding:54px;
      min-height:620px;
      display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center;
      color:#fff;
    }
    .hero-kicker{
      display:inline-flex;align-items:center;gap:8px;
      background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.22);
      padding:8px 13px;border-radius:999px;font-weight:850;font-size:14px;
      backdrop-filter:blur(12px);
    }
    h1{
      font-size:clamp(38px,5.8vw,72px);
      line-height:1.06;letter-spacing:-.06em;margin:18px 0 18px;font-weight:950;
      max-width:820px;
    }
    .hero-lead{
      color:rgba(255,255,255,.88);font-size:19px;line-height:1.85;max-width:700px;margin:0 0 26px;
    }
    .hero-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:28px}
    .hero-actions .btn-secondary{background:rgba(255,255,255,.94)}
    .hero-metrics{display:flex;gap:12px;flex-wrap:wrap}
    .metric-chip{
      min-width:138px;padding:14px 16px;border-radius:18px;
      background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.20);
      backdrop-filter:blur(12px);
    }
    .metric-chip strong{display:block;font-size:24px;line-height:1;font-weight:950}
    .metric-chip span{display:block;margin-top:6px;color:rgba(255,255,255,.78);font-size:13px}
    .live-cover{
      justify-self:end;width:min(100%,470px);
      background:rgba(255,255,255,.16);
      border:1px solid rgba(255,255,255,.26);
      border-radius:30px;padding:16px;
      box-shadow:0 24px 70px rgba(0,0,0,.18);
      backdrop-filter:blur(16px);
    }
    .cover-main{
      min-height:280px;border-radius:23px;position:relative;overflow:hidden;
      background:
        linear-gradient(180deg,rgba(2,6,23,.08),rgba(2,6,23,.62)),
        radial-gradient(circle at 22% 22%,rgba(250,204,21,.55),transparent 18%),
        radial-gradient(circle at 70% 24%,rgba(125,211,252,.55),transparent 18%),
        linear-gradient(135deg,#1e3a8a,#38bdf8);
    }
    .cover-main:before{
      content:"";position:absolute;inset:20px;border-radius:22px;
      border:1px solid rgba(255,255,255,.22);
    }
    .live-badge{
      position:absolute;top:18px;left:18px;
      display:inline-flex;align-items:center;gap:8px;
      padding:7px 11px;border-radius:999px;background:rgba(239,68,68,.94);
      color:#fff;font-weight:900;font-size:13px;
      box-shadow:0 12px 24px rgba(239,68,68,.24);
    }
    .live-dot{width:8px;height:8px;border-radius:50%;background:#fff;box-shadow:0 0 0 6px rgba(255,255,255,.24)}
    .cover-title{
      position:absolute;left:22px;right:22px;bottom:22px;
    }
    .cover-title b{font-size:24px;line-height:1.22;display:block}
    .cover-title small{display:block;margin-top:7px;color:rgba(255,255,255,.82)}
    .countdown-card{
      margin-top:14px;border-radius:23px;background:#fff;color:#102033;padding:18px;
      box-shadow:0 14px 32px rgba(15,23,42,.12);
    }
    .countdown-title{display:flex;align-items:center;justify-content:space-between;gap:12px;font-weight:950;margin-bottom:12px}
    .countdown-title span{color:#64748b;font-weight:700;font-size:13px}
    .countdown-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
    .time-box{
      text-align:center;border-radius:16px;background:#eff6ff;padding:12px 6px;border:1px solid #dbeafe;
    }
    .time-box strong{display:block;font-size:23px;line-height:1;color:#1d4ed8;font-weight:950}
    .time-box span{display:block;margin-top:5px;color:#64748b;font-size:12px}
    .notify-form{
      margin-top:14px;display:grid;grid-template-columns:1fr auto;gap:10px;
    }
    .notify-form input{
      min-width:0;height:46px;border-radius:999px;border:1px solid #dbe7f5;background:#f8fbff;padding:0 15px;color:#102033;
    }
    .notify-form input:focus{border-color:#93c5fd;background:#fff;box-shadow:0 0 0 4px rgba(59,130,246,.12)}
    .wave-divider{
      position:absolute;left:0;right:0;bottom:-1px;height:56px;background:#f7fbff;
      clip-path:polygon(0 45%,10% 55%,22% 35%,35% 55%,49% 40%,62% 58%,78% 35%,91% 55%,100% 42%,100% 100%,0 100%);
      z-index:3;
    }
    .split-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:30px;align-items:start}
    .story-card{
      border-radius:var(--radius-xl);background:#fff;border:1px solid var(--border);box-shadow:var(--shadow-sm);
      padding:30px;transition:.22s ease;
    }
    .story-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .pain-list{display:grid;gap:14px;margin-top:22px}
    .pain-item{
      display:flex;gap:13px;align-items:flex-start;padding:16px;border-radius:18px;background:#f8fbff;border:1px solid #e3edf9;
    }
    .icon-round{
      width:38px;height:38px;flex:0 0 38px;border-radius:14px;display:grid;place-items:center;
      background:linear-gradient(135deg,#dbeafe,#cffafe);color:#1d4ed8;font-weight:950;
    }
    .pain-item b{display:block;margin-bottom:3px;color:#102033}
    .pain-item p{margin:0;color:#64748b;font-size:14px}
    .highlight-wall{
      display:grid;grid-template-columns:repeat(6,1fr);gap:14px;
    }
    .highlight-card{
      min-height:150px;border-radius:24px;padding:18px;display:flex;flex-direction:column;justify-content:space-between;
      background:#fff;border:1px solid var(--border);box-shadow:var(--shadow-sm);
      transition:.22s ease;position:relative;overflow:hidden;
    }
    .highlight-card:nth-child(1),.highlight-card:nth-child(4){grid-column:span 3;background:linear-gradient(135deg,#eff6ff,#fff)}
    .highlight-card:nth-child(2),.highlight-card:nth-child(3),.highlight-card:nth-child(5),.highlight-card:nth-child(6){grid-column:span 3}
    .highlight-card:after{
      content:"";position:absolute;width:120px;height:120px;border-radius:50%;right:-50px;top:-50px;background:rgba(37,99,235,.08);
    }
    .highlight-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .highlight-card .num{font-size:28px;font-weight:950;color:#1d4ed8}
    .highlight-card h3{font-size:18px;margin:10px 0 6px;font-weight:950}
    .highlight-card p{margin:0;color:#64748b;font-size:14px}
    .progress-panel{
      border-radius:32px;background:linear-gradient(135deg,#ffffff,#f1f7ff);
      border:1px solid var(--border);box-shadow:var(--shadow);
      padding:32px;
    }
    .progress-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:center}
    .progress-bar-wrap{
      margin-top:22px;padding:20px;border-radius:24px;background:#fff;border:1px solid #e3edf9;
    }
    .progress-line{
      height:14px;background:#e5effb;border-radius:999px;overflow:hidden;
    }
    .progress-fill{
      height:100%;width:68%;border-radius:999px;background:linear-gradient(90deg,#2563eb,#06b6d4);
      box-shadow:0 8px 18px rgba(37,99,235,.25);
    }
    .reward-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px}
    .reward-step{
      border-radius:18px;background:#f8fbff;border:1px solid #e3edf9;padding:14px;text-align:center;
    }
    .reward-step strong{display:block;color:#1d4ed8;font-size:20px;font-weight:950}
    .reward-step span{font-size:13px;color:#64748b}
    .invite-card{
      background:#0f2f75;color:#fff;border-radius:28px;padding:26px;position:relative;overflow:hidden;
    }
    .invite-card:before{
      content:"";position:absolute;inset:auto -70px -80px auto;width:200px;height:200px;border-radius:50%;background:rgba(6,182,212,.24);
    }
    .invite-code{
      margin-top:18px;background:rgba(255,255,255,.12);border:1px dashed rgba(255,255,255,.35);
      border-radius:18px;padding:16px;font-size:22px;font-weight:950;letter-spacing:.08em;text-align:center;
      position:relative;
    }
    .leaderboard-wrap{
      display:grid;grid-template-columns:1.06fr .94fr;gap:26px;
    }
    .rank-list{
      border-radius:30px;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow-sm);
      padding:18px;
    }
    .rank-item{
      display:grid;grid-template-columns:54px 1fr auto;gap:14px;align-items:center;
      padding:16px;border-radius:20px;transition:.22s ease;
    }
    .rank-item + .rank-item{border-top:1px solid #eef4fb}
    .rank-item:hover{background:#f8fbff;transform:translateX(3px)}
    .rank-no{
      width:42px;height:42px;border-radius:15px;display:grid;place-items:center;
      background:#eff6ff;color:#1d4ed8;font-weight:950;
    }
    .rank-item:first-child .rank-no{background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#fff}
    .rank-title b{display:block;font-size:17px}
    .rank-title span{display:block;color:#64748b;font-size:13px;margin-top:2px}
    .rank-score{font-weight:950;color:#1d4ed8}
    .quote-card{
      border-radius:30px;background:linear-gradient(135deg,#1d4ed8,#06b6d4);
      color:#fff;padding:30px;box-shadow:var(--shadow);
    }
    .quote-card blockquote{margin:0;font-size:22px;line-height:1.55;font-weight:850;letter-spacing:-.02em}
    .quote-card cite{display:block;margin-top:16px;color:rgba(255,255,255,.78);font-style:normal}
    .insight-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
    .insight-card{
      background:#fff;border:1px solid var(--border);border-radius:26px;padding:24px;box-shadow:var(--shadow-sm);
      transition:.22s ease;
    }
    .insight-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
    .insight-card h3{margin:12px 0 8px;font-size:19px;font-weight:950}
    .insight-card p{margin:0;color:#64748b;font-size:15px}
    .tag{
      display:inline-flex;align-items:center;min-height:28px;padding:4px 10px;border-radius:999px;
      background:#eff6ff;color:#1d4ed8;font-size:12px;font-weight:900;border:1px solid #dbeafe;
    }
    .news-layout{display:grid;grid-template-columns:1.3fr .7fr;gap:26px;align-items:start}
    .news-list{
      background:#fff;border:1px solid var(--border);border-radius:30px;box-shadow:var(--shadow-sm);
      overflow:hidden;
    }
    .news-item{
      display:grid;grid-template-columns:auto 1fr auto;gap:16px;align-items:center;
      padding:20px 22px;transition:.22s ease;
    }
    .news-item + .news-item{border-top:1px solid #eef4fb}
    .news-item:hover{background:#f8fbff}
    .news-date{
      width:66px;text-align:center;border-radius:18px;background:#eff6ff;color:#1d4ed8;padding:9px 6px;font-weight:950;
    }
    .news-date small{display:block;font-weight:800;color:#64748b;font-size:11px}
    .news-link{font-weight:900;font-size:18px;color:#102033}
    .news-link:hover{color:#1d4ed8}
    .news-summary{margin:4px 0 0;color:#64748b;font-size:14px}
    .news-more{color:#1d4ed8;font-weight:900;white-space:nowrap}
    .recommend-panel{
      border-radius:30px;background:#0f2f75;color:#fff;padding:24px;box-shadow:var(--shadow);
      position:sticky;top:98px;
    }
    .recommend-panel h3{font-size:22px;line-height:1.25;margin:0 0 12px;font-weight:950}
    .recommend-panel p{color:rgba(255,255,255,.76);margin:0 0 18px}
    .entry-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
    .entry-btn{
      display:flex;align-items:center;justify-content:space-between;gap:10px;
      border-radius:16px;background:rgba(255,255,255,.11);border:1px solid rgba(255,255,255,.16);
      padding:12px 13px;color:#fff;font-weight:850;transition:.22s ease;
    }
    .entry-btn:hover{background:rgba(255,255,255,.18);transform:translateY(-2px)}
    .faq-grid{display:grid;grid-template-columns:.76fr 1.24fr;gap:26px;align-items:start}
    .faq-aside{
      border-radius:30px;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow-sm);
      padding:28px;
    }
    .faq-aside h2{font-size:32px;line-height:1.18;margin:10px 0;font-weight:950;letter-spacing:-.04em}
    .faq-list{display:grid;gap:14px}
    .faq-item{
      background:#fff;border:1px solid var(--border);border-radius:22px;box-shadow:var(--shadow-sm);
      overflow:hidden;
    }
    .faq-item summary{
      list-style:none;padding:19px 22px;font-weight:950;display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-item summary:after{content:"+";font-size:24px;color:#1d4ed8;line-height:1}
    .faq-item[open] summary:after{content:"−"}
    .faq-item p{padding:0 22px 20px;margin:0;color:#64748b}
    .cta-section{padding:76px 0 96px}
    .cta-box{
      border-radius:34px;overflow:hidden;position:relative;
      background:
        radial-gradient(circle at 18% 20%,rgba(255,255,255,.22),transparent 22%),
        linear-gradient(135deg,#1d4ed8 0%,#2563eb 52%,#06b6d4 100%);
      color:#fff;box-shadow:0 26px 80px rgba(37,99,235,.24);
      padding:44px;
      display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;
    }
    .cta-box h2{font-size:clamp(30px,4.2vw,48px);line-height:1.16;margin:0 0 12px;font-weight:950;letter-spacing:-.05em}
    .cta-box p{margin:0;color:rgba(255,255,255,.82);font-size:17px;max-width:720px}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
    .site-footer{
      background:#0b1f3f;color:#cbd5e1;padding:52px 0 28px;
    }
    .footer-grid{display:grid;grid-template-columns:1.1fr .9fr .8fr;gap:30px;align-items:start}
    .footer-brand{display:flex;align-items:center;gap:12px;color:#fff;font-weight:950;font-size:20px;margin-bottom:12px}
    .footer-brand .brand-mark{width:38px;height:38px;border-radius:14px}
    .footer-text{color:#94a3b8;margin:0;max-width:520px}
    .footer-title{color:#fff;font-weight:950;margin:0 0 12px}
    .footer-list{display:grid;gap:8px;margin:0;padding:0;list-style:none}
    .footer-list a,.footer-list span{color:#94a3b8;transition:.22s ease}
    .footer-list a:hover{color:#fff}
    .footer-bottom{
      margin-top:34px;padding-top:22px;border-top:1px solid rgba(148,163,184,.18);
      display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
      color:#94a3b8;font-size:14px;
    }
    .floating-cta{
      position:fixed;left:50%;bottom:16px;transform:translateX(-50%);z-index:70;
      width:min(920px,calc(100% - 28px));
      background:rgba(255,255,255,.92);backdrop-filter:blur(18px);
      border:1px solid rgba(191,219,254,.9);box-shadow:0 18px 50px rgba(15,23,42,.16);
      border-radius:999px;padding:10px 12px 10px 18px;
      display:flex;align-items:center;justify-content:space-between;gap:14px;
    }
    .floating-cta strong{color:#0f2f75}
    .floating-cta span{color:#64748b;font-size:14px;margin-left:8px}
    .floating-cta .btn{min-height:42px;padding:0 16px}
    @media (max-width:1024px){
      .hero-content{grid-template-columns:1fr;padding:42px;gap:28px}
      .live-cover{justify-self:stretch;width:100%}
      .split-grid,.leaderboard-wrap,.news-layout,.faq-grid{grid-template-columns:1fr}
      .progress-grid{grid-template-columns:1fr}
      .recommend-panel{position:relative;top:auto}
      .footer-grid{grid-template-columns:1fr 1fr}
      .search-mini{display:none}
      .cta-box{grid-template-columns:1fr}
      .cta-actions{justify-content:flex-start}
    }
    @media (max-width:768px){
      body{padding-bottom:104px}
      .container{width:min(100% - 28px,var(--container))}
      .top-countdown .container{justify-content:flex-start;padding:8px 0}
      .nav-wrap{height:68px}
      .brand-text{font-size:17px}
      .menu-toggle{display:flex}
      .nav-main{
        position:absolute;left:14px;right:14px;top:76px;
        background:rgba(255,255,255,.96);border:1px solid var(--border);border-radius:22px;box-shadow:var(--shadow);
        padding:12px;display:none;flex-direction:column;align-items:stretch;
      }
      .nav-main.open{display:flex}
      .nav-link{justify-content:flex-start;border-radius:16px}
      .nav-actions .btn{display:none}
      .hero{padding:28px 0 54px}
      .hero-stage{border-radius:26px;min-height:auto}
      .hero-content{padding:30px 22px;min-height:auto}
      h1{font-size:clamp(34px,10vw,52px)}
      .hero-lead{font-size:16px}
      .metric-chip{flex:1 1 130px}
      .notify-form{grid-template-columns:1fr}
      .countdown-grid{grid-template-columns:repeat(4,1fr)}
      .section-pad{padding:62px 0}
      .section-head{display:block}
      .highlight-wall{grid-template-columns:1fr}
      .highlight-card:nth-child(n){grid-column:auto}
      .reward-steps{grid-template-columns:1fr}
      .rank-item{grid-template-columns:44px 1fr;align-items:start}
      .rank-score{grid-column:2}
      .insight-grid{grid-template-columns:1fr}
      .news-item{grid-template-columns:1fr;gap:8px}
      .news-date{width:max-content;min-width:66px}
      .entry-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{align-items:flex-start;flex-direction:column}
      .floating-cta{border-radius:24px;align-items:flex-start;flex-direction:column;padding:14px}
      .floating-cta span{display:block;margin-left:0;margin-top:2px}
      .floating-cta .btn{width:100%}
    }
    @media (max-width:520px){
      .top-pill{width:100%;justify-content:center}
      .brand-mark{width:38px;height:38px}
      .hero-actions{align-items:stretch;flex-direction:column}
      .hero-actions .btn{width:100%}
      .cover-main{min-height:230px}
      .countdown-card{padding:14px}
      .time-box strong{font-size:19px}
      .progress-panel,.story-card,.quote-card,.faq-aside{padding:22px}
      .cta-box{padding:28px 22px;border-radius:26px}
      .cta-actions{flex-direction:column}
      .cta-actions .btn{width:100%}
    }