/* roulang page: index */
:root{
      --bg:#f7f3ec;
      --bg-soft:#fffaf1;
      --bg-deep:#111827;
      --card:#ffffff;
      --card-ink:#15161a;
      --text:#171717;
      --muted:#6b645d;
      --weak:#91877b;
      --line:rgba(22,24,29,.12);
      --line-dark:rgba(255,255,255,.12);
      --primary:#d97706;
      --primary-2:#f59e0b;
      --accent:#7c3aed;
      --danger:#dc2626;
      --success:#16a34a;
      --shadow:0 22px 70px rgba(17,24,39,.12);
      --shadow-soft:0 12px 36px rgba(17,24,39,.08);
      --radius:28px;
      --radius-md:18px;
      --radius-sm:12px;
      --container:1180px;
      --ease:cubic-bezier(.2,.8,.2,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:Inter,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 8%, rgba(245,158,11,.18), transparent 28rem),
        radial-gradient(circle at 88% 5%, rgba(124,58,237,.12), transparent 24rem),
        linear-gradient(180deg,#fffaf1 0%,#f7f3ec 42%,#fbf7ef 100%);
      line-height:1.6;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.55;
      background-image:linear-gradient(rgba(17,24,39,.035) 1px, transparent 1px),linear-gradient(90deg, rgba(17,24,39,.035) 1px, transparent 1px);
      background-size:42px 42px;
      mix-blend-mode:multiply;
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer;border:0;background:none}
    ::selection{background:rgba(245,158,11,.26);color:#111827}
    .container{
      width:min(var(--container), calc(100% - 40px));
      margin-inline:auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:40;
      backdrop-filter:blur(18px);
      background:rgba(255,250,241,.82);
      border-bottom:1px solid var(--line);
    }
    .brand-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:16px 0 10px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:900;
      letter-spacing:-.04em;
      color:#15161a;
      font-size:clamp(18px,2.2vw,26px);
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:16px;
      display:grid;
      place-items:center;
      color:#fff;
      background:linear-gradient(145deg,#111827,#3b2b1d 48%,#d97706);
      box-shadow:0 14px 28px rgba(217,119,6,.22);
      flex:0 0 auto;
      position:relative;
      overflow:hidden;
    }
    .brand-mark::after{
      content:"";
      width:22px;height:22px;
      border:2px solid rgba(255,255,255,.62);
      border-radius:999px;
      position:absolute;
      transform:rotate(-28deg);
    }
    .brand span:last-child{
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .top-actions{
      display:flex;
      align-items:center;
      gap:10px;
      flex:0 0 auto;
    }
    .age-pill{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:9px 12px;
      border:1px solid rgba(220,38,38,.18);
      background:rgba(220,38,38,.08);
      color:#991b1b;
      border-radius:999px;
      font-size:13px;
      font-weight:800;
      white-space:nowrap;
    }
    .search-box{
      display:flex;
      align-items:center;
      gap:8px;
      width:230px;
      padding:9px 12px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 8px 24px rgba(17,24,39,.05);
      color:var(--muted);
    }
    .search-box input{
      width:100%;
      min-width:0;
      border:0;
      outline:0;
      background:transparent;
      color:var(--text);
      font-size:14px;
    }
    .chip-nav{
      display:flex;
      align-items:center;
      gap:10px;
      overflow-x:auto;
      padding:0 0 14px;
      scrollbar-width:none;
      -webkit-overflow-scrolling:touch;
    }
    .chip-nav::-webkit-scrollbar{display:none}
    .nav-chip{
      flex:0 0 auto;
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 15px;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.72);
      color:#4b463f;
      font-size:14px;
      font-weight:800;
      transition:transform .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease), box-shadow .25s var(--ease);
    }
    .nav-chip:hover{
      transform:translateY(-2px);
      background:#fff;
      border-color:rgba(217,119,6,.35);
      box-shadow:0 12px 28px rgba(17,24,39,.08);
      color:#111827;
    }
    .nav-chip.active{
      color:#fff;
      background:#111827;
      border-color:#111827;
      box-shadow:0 14px 30px rgba(17,24,39,.18);
    }
    .nav-chip:focus-visible,.btn:focus-visible,.form-input:focus-visible{
      outline:3px solid rgba(245,158,11,.35);
      outline-offset:3px;
    }
    main{display:block}
    .section{padding:70px 0}
    .section-tight{padding:42px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 11px;
      border-radius:999px;
      color:#8a4b08;
      background:rgba(245,158,11,.12);
      border:1px solid rgba(245,158,11,.18);
      font-size:13px;
      font-weight:900;
      letter-spacing:.02em;
    }
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:flex-end;
      gap:24px;
      margin-bottom:24px;
    }
    .section-title{
      margin:12px 0 0;
      font-size:clamp(28px,4vw,48px);
      line-height:1.08;
      letter-spacing:-.055em;
      font-weight:950;
      color:#15161a;
    }
    .section-desc{
      max-width:680px;
      margin:12px 0 0;
      color:var(--muted);
      font-size:16px;
    }
    .muted{color:var(--muted)}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:13px 18px;
      border-radius:999px;
      font-weight:900;
      font-size:15px;
      transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease), color .25s var(--ease);
      user-select:none;
      white-space:nowrap;
    }
    .btn-primary{
      background:linear-gradient(135deg,#f59e0b,#d97706);
      color:#111827;
      box-shadow:0 18px 42px rgba(217,119,6,.26);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 24px 52px rgba(217,119,6,.34)}
    .btn-dark{
      background:#111827;
      color:#fff;
      box-shadow:0 18px 42px rgba(17,24,39,.2);
    }
    .btn-dark:hover{transform:translateY(-2px);background:#0b1220}
    .btn-light{
      background:rgba(255,255,255,.86);
      color:#111827;
      border:1px solid rgba(255,255,255,.28);
    }
    .btn-light:hover{transform:translateY(-2px);background:#fff}
    .btn-outline{
      border:1px solid var(--line);
      background:rgba(255,255,255,.64);
      color:#171717;
    }
    .btn-outline:hover{transform:translateY(-2px);background:#fff;border-color:rgba(217,119,6,.35)}
    .hero{
      padding:34px 0 72px;
    }
    .hero-panel{
      position:relative;
      overflow:hidden;
      border-radius:36px;
      color:#fff;
      background:
        radial-gradient(circle at 70% 0%, rgba(245,158,11,.26), transparent 34rem),
        radial-gradient(circle at 18% 100%, rgba(124,58,237,.22), transparent 26rem),
        linear-gradient(135deg,#0b1020 0%,#111827 48%,#24160b 100%);
      box-shadow:0 34px 90px rgba(17,24,39,.28);
      border:1px solid rgba(255,255,255,.12);
    }
    .hero-panel::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px),
        linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px);
      background-size:46px 46px;
      mask-image:linear-gradient(90deg,transparent,black 18%,black 78%,transparent);
      opacity:.45;
    }
    .hero-wave{
      position:absolute;
      right:-8%;
      bottom:-42%;
      width:66%;
      height:72%;
      border-radius:50%;
      border:1px solid rgba(255,255,255,.12);
      background:repeating-radial-gradient(circle at center, transparent 0 20px, rgba(245,158,11,.12) 21px 22px);
      opacity:.88;
      animation:floatWave 10s var(--ease) infinite alternate;
    }
    @keyframes floatWave{from{transform:translateY(0) rotate(0)}to{transform:translateY(-18px) rotate(4deg)}}
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns:1.12fr .88fr;
      gap:28px;
      align-items:stretch;
      padding:42px;
    }
    .hero-copy{
      display:flex;
      flex-direction:column;
      justify-content:center;
      min-height:430px;
    }
    .hero h1{
      max-width:760px;
      margin:18px 0 16px;
      font-size:clamp(38px,6vw,78px);
      line-height:.98;
      letter-spacing:-.075em;
      font-weight:950;
    }
    .hero-intro{
      max-width:680px;
      color:rgba(255,255,255,.76);
      font-size:18px;
      line-height:1.9;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:28px;
    }
    .hero-metrics{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:12px;
      margin-top:32px;
      max-width:690px;
    }
    .metric{
      padding:16px;
      border-radius:20px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.11);
      backdrop-filter:blur(12px);
    }
    .metric strong{
      display:block;
      font-size:clamp(24px,3vw,36px);
      letter-spacing:-.04em;
      line-height:1;
    }
    .metric span{
      display:block;
      margin-top:8px;
      color:rgba(255,255,255,.64);
      font-size:13px;
    }
    .leaderboard{
      align-self:center;
      border-radius:30px;
      background:rgba(255,255,255,.1);
      border:1px solid rgba(255,255,255,.14);
      backdrop-filter:blur(18px);
      padding:18px;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.12);
    }
    .leader-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:10px 10px 16px;
    }
    .live-dot{
      display:inline-flex;
      align-items:center;
      gap:7px;
      color:#fde68a;
      font-size:13px;
      font-weight:900;
    }
    .live-dot::before{
      content:"";
      width:8px;height:8px;border-radius:999px;background:#22c55e;
      box-shadow:0 0 0 7px rgba(34,197,94,.12);
      animation:pulse 1.6s infinite;
    }
    @keyframes pulse{0%{transform:scale(.9)}70%{transform:scale(1.15)}100%{transform:scale(.9)}}
    .rank-list{display:grid;gap:10px}
    .rank-item{
      display:grid;
      grid-template-columns:34px 1fr auto;
      gap:12px;
      align-items:center;
      padding:13px;
      border-radius:18px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.1);
      transition:transform .25s var(--ease),background .25s var(--ease);
    }
    .rank-item:hover{transform:translateX(3px);background:rgba(255,255,255,.13)}
    .rank-no{
      width:34px;height:34px;border-radius:13px;
      display:grid;place-items:center;
      background:rgba(245,158,11,.18);
      color:#fde68a;
      font-weight:950;
    }
    .rank-item b{display:block;font-size:15px}
    .rank-item small{display:block;color:rgba(255,255,255,.58);margin-top:2px}
    .rank-score{font-weight:950;color:#fbbf24}
    .flash-wrap{
      display:grid;
      grid-template-columns:300px 1fr;
      gap:18px;
      align-items:stretch;
    }
    .flash-side{
      padding:24px;
      border-radius:var(--radius);
      background:#111827;
      color:#fff;
      position:relative;
      overflow:hidden;
      min-height:260px;
    }
    .flash-side::after{
      content:"";
      position:absolute;
      width:220px;height:220px;border-radius:50%;
      right:-80px;bottom:-90px;
      background:radial-gradient(circle, rgba(245,158,11,.44), transparent 68%);
    }
    .countdown{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:8px;
      margin-top:22px;
      position:relative;
    }
    .time-box{
      padding:12px 8px;
      border-radius:16px;
      text-align:center;
      background:rgba(255,255,255,.1);
      border:1px solid rgba(255,255,255,.1);
    }
    .time-box b{font-size:26px;line-height:1;display:block}
    .time-box span{font-size:12px;color:rgba(255,255,255,.58)}
    .product-rail{
      overflow-x:auto;
      display:flex;
      gap:14px;
      padding:2px 4px 18px;
      scroll-snap-type:x mandatory;
      scrollbar-width:thin;
      scrollbar-color:rgba(217,119,6,.45) transparent;
    }
    .deal-card{
      flex:0 0 270px;
      scroll-snap-align:start;
      padding:18px;
      border-radius:var(--radius);
      background:rgba(255,255,255,.76);
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft);
      transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
      position:relative;
      overflow:hidden;
    }
    .deal-card:hover{
      transform:translateY(-5px);
      box-shadow:var(--shadow);
      border-color:rgba(217,119,6,.28);
    }
    .deal-card::before{
      content:"";
      display:block;
      height:112px;
      border-radius:22px;
      margin-bottom:16px;
      background:
        linear-gradient(135deg,rgba(17,24,39,.94),rgba(217,119,6,.54)),
        radial-gradient(circle at 20% 20%,rgba(255,255,255,.6),transparent 36%);
    }
    .tag{
      display:inline-flex;
      align-items:center;
      padding:5px 9px;
      border-radius:999px;
      font-size:12px;
      font-weight:900;
      color:#92400e;
      background:rgba(245,158,11,.14);
      border:1px solid rgba(245,158,11,.2);
    }
    .deal-card h3{
      margin:12px 0 8px;
      font-size:20px;
      line-height:1.22;
      letter-spacing:-.03em;
      font-weight:950;
    }
    .deal-card p{margin:0;color:var(--muted);font-size:14px}
    .price-row{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:10px;
      margin-top:16px;
      padding-top:14px;
      border-top:1px solid var(--line);
    }
    .price-row strong{font-size:26px;letter-spacing:-.04em}
    .price-row del{display:block;color:var(--weak);font-size:13px}
    .stock-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .stock-card,.invite-card,.news-card,.cta-card,.faq-card{
      border:1px solid var(--line);
      background:rgba(255,255,255,.76);
      border-radius:var(--radius);
      box-shadow:var(--shadow-soft);
    }
    .stock-card{padding:26px}
    .progress{
      height:12px;
      border-radius:999px;
      background:rgba(17,24,39,.08);
      overflow:hidden;
      margin:18px 0 12px;
    }
    .progress span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg,#16a34a,#f59e0b,#dc2626);
      box-shadow:0 10px 22px rgba(217,119,6,.18);
    }
    .inventory-list{display:grid;gap:12px;margin-top:20px}
    .inventory-item{
      display:flex;
      justify-content:space-between;
      gap:14px;
      padding:14px;
      border-radius:18px;
      background:rgba(247,243,236,.72);
      border:1px solid rgba(17,24,39,.07);
    }
    .inventory-item b{font-size:15px}
    .inventory-item span{color:var(--muted);font-size:14px;text-align:right}
    .data-panel{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:12px;
      margin-top:18px;
    }
    .data-tile{
      padding:16px;
      border-radius:20px;
      background:#fff;
      border:1px solid var(--line);
      transition:transform .25s var(--ease);
    }
    .data-tile:hover{transform:translateY(-3px)}
    .data-tile strong{display:block;font-size:25px;letter-spacing:-.04em}
    .data-tile span{display:block;color:var(--muted);font-size:13px;margin-top:4px}
    .invite-card{
      padding:26px;
      background:
        radial-gradient(circle at top right,rgba(124,58,237,.12),transparent 18rem),
        rgba(255,255,255,.78);
    }
    .share-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:18px;
    }
    .share-chip{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:10px 12px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--line);
      color:#3f3a34;
      font-size:13px;
      font-weight:900;
      transition:transform .25s var(--ease),border-color .25s var(--ease);
    }
    .share-chip:hover{transform:translateY(-2px);border-color:rgba(124,58,237,.28)}
    .invite-rank{
      display:grid;
      gap:10px;
      margin-top:18px;
    }
    .invite-rank li{
      list-style:none;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:12px 14px;
      border-radius:17px;
      background:rgba(17,24,39,.04);
    }
    .news-layout{
      display:grid;
      grid-template-columns:minmax(0,1.3fr) 360px;
      gap:18px;
    }
    .news-list{
      display:grid;
      gap:12px;
    }
    .news-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:14px;
      align-items:center;
      padding:18px;
      border-radius:22px;
      background:rgba(255,255,255,.76);
      border:1px solid var(--line);
      box-shadow:0 10px 26px rgba(17,24,39,.05);
      transition:transform .25s var(--ease),border-color .25s var(--ease),background .25s var(--ease);
    }
    .news-item:hover{
      transform:translateX(4px);
      border-color:rgba(217,119,6,.28);
      background:#fff;
    }
    .news-date{
      width:58px;height:58px;
      border-radius:18px;
      display:grid;place-items:center;
      background:#111827;
      color:#fff;
      font-weight:950;
      line-height:1.05;
      text-align:center;
      font-size:13px;
    }
    .news-item h3{
      margin:0 0 4px;
      font-size:18px;
      line-height:1.35;
      font-weight:950;
      letter-spacing:-.02em;
    }
    .news-item p{margin:0;color:var(--muted);font-size:14px}
    .arrow{color:#b45309;font-weight:950}
    .recommend{
      padding:22px;
      border-radius:var(--radius);
      background:#15161a;
      color:#fff;
      min-height:100%;
      position:relative;
      overflow:hidden;
    }
    .recommend::after{
      content:"";
      position:absolute;
      inset:auto -40px -80px auto;
      width:210px;height:210px;border-radius:50%;
      background:rgba(245,158,11,.26);
      filter:blur(3px);
    }
    .recommend ul{padding:0;margin:18px 0 0;display:grid;gap:12px;position:relative}
    .recommend li{list-style:none;padding:13px;border-radius:18px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.09)}
    .recommend b{display:block}
    .recommend span{display:block;margin-top:4px;color:rgba(255,255,255,.62);font-size:13px}
    .cta-grid{
      display:grid;
      grid-template-columns:1fr .92fr;
      gap:18px;
      align-items:stretch;
    }
    .cta-card{padding:30px}
    .button-wall{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:12px;
      margin-top:22px;
    }
    .big-choice{
      padding:18px;
      border-radius:22px;
      border:1px solid var(--line);
      background:#fff;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:14px;
      transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
    }
    .big-choice:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-soft);
      border-color:rgba(217,119,6,.28);
    }
    .big-choice b{display:block;font-size:17px}
    .big-choice span{display:block;color:var(--muted);font-size:13px;margin-top:3px}
    .form-panel{
      padding:30px;
      border-radius:var(--radius);
      background:#111827;
      color:#fff;
      box-shadow:var(--shadow);
    }
    .form-grid{display:grid;gap:12px;margin-top:18px}
    .form-input{
      width:100%;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.08);
      color:#fff;
      border-radius:16px;
      padding:14px 15px;
      outline:0;
      transition:border-color .25s var(--ease),background .25s var(--ease);
    }
    .form-input::placeholder{color:rgba(255,255,255,.45)}
    .form-input:focus{border-color:rgba(245,158,11,.55);background:rgba(255,255,255,.12)}
    .notice{
      display:flex;
      gap:10px;
      padding:13px;
      border-radius:18px;
      background:rgba(245,158,11,.1);
      border:1px solid rgba(245,158,11,.18);
      color:#fde68a;
      font-size:13px;
      margin-top:14px;
    }
    .faq-wrap{
      display:grid;
      grid-template-columns:340px 1fr;
      gap:22px;
      align-items:start;
    }
    .faq-list{display:grid;gap:12px}
    .faq-card{padding:20px}
    .faq-card summary{
      list-style:none;
      cursor:pointer;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      font-weight:950;
      font-size:17px;
      color:#15161a;
    }
    .faq-card summary::-webkit-details-marker{display:none}
    .faq-card summary::after{
      content:"+";
      width:28px;height:28px;border-radius:50%;
      display:grid;place-items:center;
      background:rgba(217,119,6,.12);
      color:#92400e;
      flex:0 0 auto;
      transition:transform .25s var(--ease),background .25s var(--ease);
    }
    .faq-card[open] summary::after{content:"−";background:#111827;color:#fff;transform:rotate(180deg)}
    .faq-card p{margin:12px 0 0;color:var(--muted)}
    .site-footer{
      padding:44px 0 30px;
      color:rgba(255,255,255,.72);
      background:#0b1020;
      border-top:1px solid rgba(255,255,255,.08);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:28px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:#fff;
      font-size:22px;
      font-weight:950;
      letter-spacing:-.04em;
    }
    .footer-col h3{
      margin:0 0 12px;
      color:#fff;
      font-size:15px;
      font-weight:950;
    }
    .footer-col a,.footer-col span{
      display:block;
      color:rgba(255,255,255,.62);
      font-size:14px;
      margin:8px 0;
      transition:color .25s var(--ease),transform .25s var(--ease);
    }
    .footer-col a:hover{color:#fbbf24;transform:translateX(3px)}
    .copyright{
      margin-top:28px;
      padding-top:20px;
      border-top:1px solid rgba(255,255,255,.1);
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      font-size:13px;
      color:rgba(255,255,255,.48);
    }
    .floating-cta{
      position:fixed;
      left:50%;
      bottom:18px;
      transform:translateX(-50%);
      z-index:35;
      width:min(720px,calc(100% - 28px));
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:10px 12px 10px 18px;
      border-radius:999px;
      background:rgba(17,24,39,.9);
      color:#fff;
      border:1px solid rgba(255,255,255,.12);
      box-shadow:0 20px 60px rgba(17,24,39,.3);
      backdrop-filter:blur(16px);
    }
    .floating-cta b{font-size:14px}
    .floating-cta span{color:rgba(255,255,255,.6);font-size:12px;margin-left:8px}
    @media (max-width:1024px){
      .hero-grid,.flash-wrap,.stock-grid,.news-layout,.cta-grid,.faq-wrap{grid-template-columns:1fr}
      .hero-copy{min-height:auto}
      .data-panel{grid-template-columns:repeat(2,1fr)}
      .recommend{min-height:auto}
    }
    @media (max-width:768px){
      .container{width:min(100% - 28px,var(--container))}
      .section{padding:54px 0}
      .brand-row{align-items:flex-start}
      .top-actions{flex-direction:column;align-items:flex-end;gap:8px}
      .search-box{width:190px}
      .hero-grid{padding:28px}
      .hero h1{font-size:42px}
      .hero-intro{font-size:16px}
      .hero-metrics,.data-panel,.button-wall,.footer-grid{grid-template-columns:1fr}
      .section-head{display:block}
      .flash-side{min-height:auto}
      .news-item{grid-template-columns:auto 1fr}
      .news-item .arrow{display:none}
      .floating-cta{border-radius:24px;align-items:flex-start}
      .floating-cta span{display:block;margin-left:0;margin-top:2px}
    }
    @media (max-width:520px){
      .brand{font-size:17px}
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .age-pill{font-size:12px;padding:8px 10px}
      .search-box{display:none}
      .nav-chip{padding:9px 13px}
      .hero{padding-top:22px}
      .hero-panel{border-radius:26px}
      .hero-grid{padding:22px;gap:18px}
      .hero h1{font-size:36px;letter-spacing:-.06em}
      .hero-actions{display:grid;grid-template-columns:1fr;width:100%}
      .btn{width:100%}
      .deal-card{flex-basis:238px}
      .stock-card,.invite-card,.cta-card,.form-panel{padding:22px;border-radius:24px}
      .section-title{font-size:30px}
      .countdown{grid-template-columns:repeat(3,1fr)}
      .floating-cta{display:none}
    }