/* roulang page: index */
:root{
      --bg:#06101d;
      --bg2:#091a30;
      --panel:rgba(12,31,55,.72);
      --panel-strong:rgba(15,42,75,.86);
      --line:rgba(150,190,230,.18);
      --line-strong:rgba(92,200,255,.34);
      --text:#eaf6ff;
      --muted:#9fb6cb;
      --soft:#cbe8f7;
      --primary:#38f3c3;
      --primary-2:#5cc8ff;
      --accent:#ffd166;
      --danger:#ff7d91;
      --radius-sm:12px;
      --radius:22px;
      --radius-lg:34px;
      --shadow:0 22px 70px rgba(0,0,0,.35);
      --shadow-soft:0 16px 42px rgba(0,0,0,.22);
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      color:var(--text);
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      line-height:1.65;
      background:
        radial-gradient(circle at 10% 0%, rgba(92,200,255,.20), transparent 32%),
        radial-gradient(circle at 86% 12%, rgba(56,243,195,.16), transparent 30%),
        radial-gradient(circle at 50% 100%, rgba(255,209,102,.10), transparent 28%),
        linear-gradient(180deg,#06101d 0%,#07172a 48%,#06101d 100%);
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.75), transparent 78%);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img,svg{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer;border:0}
    ::selection{background:rgba(56,243,195,.35);color:#fff}
    .container{
      width:min(var(--container), calc(100% - 40px));
      margin-inline:auto;
    }
    .skip-link{
      position:absolute;
      left:-999px;
      top:12px;
      z-index:200;
      padding:10px 14px;
      border-radius:12px;
      background:var(--primary);
      color:#052018;
      font-weight:800;
    }
    .skip-link:focus{left:16px;outline:3px solid rgba(255,255,255,.72)}
    .top-strip{
      background:linear-gradient(90deg, rgba(56,243,195,.18), rgba(92,200,255,.16), rgba(255,209,102,.12));
      border-bottom:1px solid var(--line);
      color:#dff9ff;
      font-size:13px;
    }
    .top-strip .container{
      min-height:38px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
    }
    .strip-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:5px 10px;
      border:1px solid rgba(56,243,195,.28);
      border-radius:999px;
      background:rgba(6,16,29,.36);
      color:#bfffee;
      white-space:nowrap;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:100;
      backdrop-filter:blur(18px);
      background:rgba(6,16,29,.78);
      border-bottom:1px solid var(--line);
      box-shadow:0 14px 40px rgba(0,0,0,.18);
    }
    .nav-wrap{
      min-height:76px;
      display:flex;
      align-items:center;
      gap:18px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:900;
      letter-spacing:.02em;
    }
    .brand-mark{
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      border-radius:16px;
      background:
        radial-gradient(circle at 30% 20%, rgba(255,255,255,.68), transparent 16%),
        linear-gradient(135deg, var(--primary), var(--primary-2));
      color:#05131c;
      box-shadow:0 0 26px rgba(56,243,195,.32);
      font-weight:950;
    }
    .brand-text{font-size:20px}
    .nav-main{
      display:flex;
      align-items:center;
      gap:8px;
      margin-left:10px;
    }
    .nav-link{
      position:relative;
      padding:10px 14px;
      border-radius:999px;
      color:#cde0ef;
      font-weight:700;
      transition:.22s ease;
    }
    .nav-link:hover,.nav-link.active{
      color:#fff;
      background:rgba(92,200,255,.10);
    }
    .nav-link.active::after{
      content:"";
      position:absolute;
      left:18px;
      right:18px;
      bottom:5px;
      height:2px;
      border-radius:99px;
      background:linear-gradient(90deg,var(--primary),var(--primary-2));
    }
    .search-box{
      flex:1;
      max-width:360px;
      margin-left:auto;
      display:flex;
      align-items:center;
      gap:8px;
      padding:8px 10px 8px 14px;
      border:1px solid var(--line);
      border-radius:999px;
      background:rgba(255,255,255,.055);
      transition:.22s ease;
    }
    .search-box:focus-within{
      border-color:rgba(56,243,195,.62);
      box-shadow:0 0 0 4px rgba(56,243,195,.10);
      background:rgba(255,255,255,.075);
    }
    .search-box input{
      width:100%;
      min-width:80px;
      border:0;
      outline:0;
      background:transparent;
      color:#fff;
    }
    .search-box input::placeholder{color:#86a2b9}
    .search-btn{
      width:34px;
      height:34px;
      border-radius:999px;
      display:grid;
      place-items:center;
      color:#06101d;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      transition:.22s ease;
    }
    .search-btn:hover{transform:translateY(-1px);box-shadow:0 0 18px rgba(56,243,195,.35)}
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .icon-btn{
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      border-radius:15px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.055);
      color:#d9efff;
      transition:.22s ease;
    }
    .icon-btn:hover{
      border-color:rgba(92,200,255,.48);
      background:rgba(92,200,255,.12);
      transform:translateY(-1px);
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      border-radius:999px;
      padding:12px 18px;
      min-height:46px;
      color:#06101d;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      font-weight:900;
      letter-spacing:.01em;
      box-shadow:0 0 26px rgba(56,243,195,.24);
      transition:transform .22s ease, box-shadow .22s ease, filter .22s ease;
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-2px);box-shadow:0 0 38px rgba(56,243,195,.42);filter:saturate(1.08)}
    .btn:active{transform:translateY(0) scale(.99)}
    .btn.secondary{
      color:#eaf6ff;
      background:rgba(255,255,255,.075);
      border:1px solid var(--line-strong);
      box-shadow:none;
    }
    .btn.secondary:hover{background:rgba(92,200,255,.13);box-shadow:0 0 26px rgba(92,200,255,.16)}
    .btn.gold{
      background:linear-gradient(135deg,#ffe6a1,#ffd166);
      color:#251700;
      box-shadow:0 0 28px rgba(255,209,102,.22);
    }
    .menu-toggle{display:none}
    .mobile-drawer{
      display:none;
      border-top:1px solid var(--line);
      background:rgba(6,16,29,.94);
      padding:14px 0 18px;
    }
    .section{
      position:relative;
      padding:76px 0;
    }
    .section-tight{padding:48px 0}
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border:1px solid rgba(56,243,195,.25);
      border-radius:999px;
      color:#bfffee;
      background:rgba(56,243,195,.075);
      font-size:13px;
      font-weight:800;
      margin-bottom:16px;
    }
    .section-title{
      font-size:clamp(28px,4vw,46px);
      line-height:1.16;
      letter-spacing:-.04em;
      font-weight:950;
      margin:0;
    }
    .section-desc{
      color:var(--muted);
      max-width:760px;
      margin:16px 0 0;
      font-size:16px;
    }
    .glass{
      border:1px solid var(--line);
      background:linear-gradient(180deg, rgba(255,255,255,.095), rgba(255,255,255,.045));
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow-soft);
    }
    .hero{
      padding:74px 0 52px;
      overflow:hidden;
    }
    .hero-stage{
      position:relative;
      border:1px solid rgba(92,200,255,.20);
      border-radius:var(--radius-lg);
      background:
        linear-gradient(120deg, rgba(9,32,58,.78), rgba(6,16,29,.66)),
        radial-gradient(circle at 50% 0%, rgba(92,200,255,.22), transparent 44%);
      box-shadow:var(--shadow);
      overflow:hidden;
      padding:54px;
    }
    .hero-stage::before{
      content:"";
      position:absolute;
      inset:-1px;
      background:
        radial-gradient(circle at 16% 26%, rgba(56,243,195,.23), transparent 28%),
        radial-gradient(circle at 86% 18%, rgba(255,209,102,.15), transparent 24%),
        linear-gradient(90deg, transparent, rgba(255,255,255,.08), transparent);
      pointer-events:none;
    }
    .hero-content{
      position:relative;
      z-index:2;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:34px;
      align-items:center;
    }
    .hero-copy{
      max-width:680px;
    }
    .hero h1{
      margin:0;
      font-size:clamp(40px,7vw,76px);
      line-height:1.02;
      letter-spacing:-.065em;
      font-weight:950;
    }
    .hero-lead{
      margin:22px 0 0;
      max-width:650px;
      color:#cce1ef;
      font-size:18px;
    }
    .hero-bullets{
      margin:24px 0 0;
      display:grid;
      gap:11px;
      padding:0;
      list-style:none;
    }
    .hero-bullets li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:#e8f8ff;
    }
    .check{
      width:22px;
      height:22px;
      flex:0 0 22px;
      display:grid;
      place-items:center;
      border-radius:50%;
      background:rgba(56,243,195,.16);
      color:var(--primary);
      margin-top:2px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:30px;
    }
    .trust-row{
      margin-top:26px;
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      color:#a9c2d6;
      font-size:14px;
    }
    .trust-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 11px;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.055);
    }
    .vertical-rail{
      position:relative;
      min-height:500px;
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:14px;
      align-items:center;
    }
    .rail-col{
      display:grid;
      gap:14px;
    }
    .rail-col:nth-child(2){transform:translateY(-26px)}
    .vertical-card{
      min-height:156px;
      border-radius:28px;
      border:1px solid rgba(255,255,255,.14);
      padding:18px;
      background:rgba(255,255,255,.075);
      box-shadow:0 16px 40px rgba(0,0,0,.24);
      position:relative;
      overflow:hidden;
      transition:.25s ease;
    }
    .vertical-card::after{
      content:"";
      position:absolute;
      width:100px;
      height:100px;
      right:-34px;
      bottom:-34px;
      border-radius:50%;
      background:rgba(56,243,195,.16);
      filter:blur(2px);
    }
    .vertical-card:hover{transform:translateY(-4px);border-color:rgba(56,243,195,.42)}
    .vertical-card strong{
      display:block;
      font-size:20px;
      line-height:1.25;
      margin-bottom:8px;
    }
    .vertical-card span{
      display:block;
      color:#a9c2d6;
      font-size:13px;
      line-height:1.55;
    }
    .ticker{
      position:relative;
      z-index:2;
      margin-top:24px;
      display:flex;
      gap:12px;
      overflow:auto;
      padding-bottom:4px;
      scrollbar-width:none;
    }
    .ticker::-webkit-scrollbar{display:none}
    .ticker-card{
      flex:0 0 220px;
      border-radius:20px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.06);
      padding:14px;
    }
    .ticker-card b{display:block;color:#fff;margin-bottom:3px}
    .ticker-card span{font-size:13px;color:#9fb6cb}
    .coupon-grid{
      display:grid;
      grid-template-columns:repeat(12,1fr);
      gap:16px;
      margin-top:30px;
    }
    .coupon{
      grid-column:span 4;
      position:relative;
      min-height:210px;
      border-radius:28px;
      padding:24px;
      overflow:hidden;
      border:1px solid var(--line);
      background:
        radial-gradient(circle at 92% 12%, rgba(56,243,195,.18), transparent 30%),
        linear-gradient(180deg, rgba(255,255,255,.09), rgba(255,255,255,.045));
      transition:.25s ease;
    }
    .coupon.featured{grid-column:span 6;background:radial-gradient(circle at 90% 10%, rgba(255,209,102,.20), transparent 30%), linear-gradient(180deg, rgba(255,255,255,.11), rgba(255,255,255,.05))}
    .coupon:hover{
      transform:translateY(-5px);
      border-color:rgba(56,243,195,.38);
      box-shadow:0 22px 48px rgba(0,0,0,.28);
    }
    .coupon::before,.coupon::after{
      content:"";
      position:absolute;
      top:50%;
      width:22px;
      height:22px;
      border-radius:50%;
      background:var(--bg);
      border:1px solid var(--line);
      transform:translateY(-50%);
    }
    .coupon::before{left:-11px}
    .coupon::after{right:-11px}
    .coupon-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      margin-bottom:18px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      min-height:30px;
      padding:6px 10px;
      border-radius:999px;
      border:1px solid rgba(92,200,255,.28);
      background:rgba(92,200,255,.095);
      color:#cfeeff;
      font-size:13px;
      font-weight:800;
    }
    .badge.hot{
      border-color:rgba(255,209,102,.34);
      background:rgba(255,209,102,.11);
      color:#ffe4a6;
    }
    .coupon-value{
      font-size:42px;
      line-height:1;
      font-weight:950;
      letter-spacing:-.04em;
    }
    .coupon h3{margin:12px 0 8px;font-size:21px;line-height:1.25}
    .coupon p{margin:0;color:#adc4d8;font-size:14px}
    .coupon-foot{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      margin-top:20px;
      color:#cfeeff;
      font-size:14px;
    }
    .mini-link{
      display:inline-flex;
      align-items:center;
      gap:6px;
      color:#bfffee;
      font-weight:900;
    }
    .mini-link:hover{color:#fff;text-shadow:0 0 14px rgba(56,243,195,.55)}
    .rules-wrap{
      display:grid;
      grid-template-columns:.82fr 1.18fr;
      gap:22px;
      align-items:start;
      margin-top:30px;
    }
    .rule-panel{
      border-radius:30px;
      padding:26px;
    }
    .rule-list{
      display:grid;
      gap:14px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .rule-item{
      display:grid;
      grid-template-columns:42px 1fr;
      gap:14px;
      padding:16px;
      border-radius:22px;
      background:rgba(255,255,255,.055);
      border:1px solid var(--line);
      transition:.22s ease;
    }
    .rule-item:hover{background:rgba(92,200,255,.09);border-color:rgba(92,200,255,.30)}
    .rule-num{
      width:42px;
      height:42px;
      display:grid;
      place-items:center;
      border-radius:15px;
      background:linear-gradient(135deg,rgba(56,243,195,.20),rgba(92,200,255,.16));
      color:#dffbf6;
      font-weight:950;
    }
    .rule-item h3{margin:0 0 4px;font-size:18px}
    .rule-item p{margin:0;color:#a8bfd3;font-size:14px}
    .notice-card{
      border-radius:30px;
      padding:26px;
      background:linear-gradient(180deg, rgba(56,243,195,.11), rgba(92,200,255,.06));
      border:1px solid rgba(56,243,195,.22);
    }
    .notice-card h3{font-size:24px;margin:0 0 12px}
    .notice-card p{color:#bdd5e7;margin:0 0 18px}
    .safe-list{
      display:grid;
      gap:10px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .safe-list li{
      display:flex;
      align-items:center;
      gap:10px;
      color:#def5ff;
      padding:10px 12px;
      border-radius:16px;
      background:rgba(255,255,255,.055);
    }
    .highlight-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:18px;
      margin-top:30px;
    }
    .poster{
      min-height:420px;
      border-radius:32px;
      padding:30px;
      position:relative;
      overflow:hidden;
      background:
        radial-gradient(circle at 18% 18%, rgba(56,243,195,.22), transparent 30%),
        radial-gradient(circle at 86% 82%, rgba(92,200,255,.18), transparent 30%),
        linear-gradient(135deg, rgba(255,255,255,.10), rgba(255,255,255,.045));
      border:1px solid var(--line);
    }
    .poster h3{
      max-width:520px;
      margin:0;
      font-size:clamp(28px,4vw,48px);
      line-height:1.12;
      letter-spacing:-.04em;
    }
    .poster p{max-width:520px;color:#b9d1e4;margin:16px 0 0}
    .poster-stack{
      position:absolute;
      right:28px;
      bottom:28px;
      width:min(320px,45%);
      display:grid;
      gap:12px;
    }
    .poster-mini{
      border-radius:22px;
      padding:16px;
      background:rgba(6,16,29,.56);
      border:1px solid rgba(255,255,255,.12);
      backdrop-filter:blur(12px);
    }
    .highlight-side{
      display:grid;
      gap:18px;
    }
    .feature-card{
      border-radius:28px;
      padding:24px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.065);
      transition:.22s ease;
    }
    .feature-card:hover{transform:translateY(-4px);border-color:rgba(56,243,195,.34)}
    .feature-card h3{margin:0 0 8px;font-size:20px}
    .feature-card p{margin:0;color:#a9c2d6;font-size:14px}
    .analytics{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
      margin-top:30px;
    }
    .kpi{
      border-radius:28px;
      padding:22px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.065);
      min-height:170px;
    }
    .kpi-value{
      font-size:38px;
      font-weight:950;
      line-height:1;
      letter-spacing:-.04em;
    }
    .kpi-label{margin-top:10px;color:#dff3ff;font-weight:800}
    .kpi-text{margin-top:8px;color:#9fb6cb;font-size:13px}
    .bar{
      height:9px;
      border-radius:999px;
      background:rgba(255,255,255,.10);
      overflow:hidden;
      margin-top:18px;
    }
    .bar span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg,var(--primary),var(--primary-2));
    }
    .testimonials{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:16px;
      margin-top:30px;
    }
    .quote{
      border-radius:28px;
      padding:24px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.06);
    }
    .quote p{margin:0;color:#c7ddeb}
    .quote-user{
      display:flex;
      align-items:center;
      gap:12px;
      margin-top:18px;
      color:#fff;
      font-weight:900;
    }
    .avatar{
      width:42px;
      height:42px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      color:#06101d;
      font-weight:950;
    }
    .news-layout{
      display:grid;
      grid-template-columns:1.25fr .75fr;
      gap:20px;
      margin-top:30px;
    }
    .news-list{
      border-radius:30px;
      overflow:hidden;
      border:1px solid var(--line);
      background:rgba(255,255,255,.055);
    }
    .news-item{
      display:grid;
      grid-template-columns:120px 1fr auto;
      gap:18px;
      align-items:center;
      padding:20px;
      border-bottom:1px solid var(--line);
      transition:.22s ease;
    }
    .news-item:last-child{border-bottom:0}
    .news-item:hover{background:rgba(92,200,255,.08)}
    .news-date{
      color:#9fb6cb;
      font-size:13px;
    }
    .news-item h3{margin:0 0 6px;font-size:18px}
    .news-item p{margin:0;color:#9fb6cb;font-size:14px}
    .arrow{
      width:34px;
      height:34px;
      display:grid;
      place-items:center;
      border-radius:50%;
      background:rgba(255,255,255,.07);
      color:#bfffee;
      transition:.22s ease;
    }
    .news-item:hover .arrow{background:rgba(56,243,195,.17);transform:translateX(3px)}
    .recommend{
      border-radius:30px;
      padding:24px;
      border:1px solid rgba(255,209,102,.22);
      background:linear-gradient(180deg, rgba(255,209,102,.105), rgba(255,255,255,.045));
      align-self:start;
    }
    .recommend h3{margin:0 0 14px;font-size:23px}
    .recommend ul{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:12px;
    }
    .recommend li{
      padding:12px;
      border-radius:16px;
      background:rgba(6,16,29,.34);
      color:#d8edf8;
    }
    .faq-grid{
      display:grid;
      grid-template-columns:.72fr 1.28fr;
      gap:24px;
      margin-top:30px;
      align-items:start;
    }
    .faq-list{
      display:grid;
      gap:12px;
    }
    .faq-item{
      border-radius:22px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.055);
      overflow:hidden;
    }
    .faq-q{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:18px 20px;
      background:transparent;
      color:#fff;
      text-align:left;
      font-weight:900;
    }
    .faq-q:focus-visible,.btn:focus-visible,.icon-btn:focus-visible,.nav-link:focus-visible,.mini-link:focus-visible{
      outline:3px solid rgba(56,243,195,.45);
      outline-offset:3px;
    }
    .faq-a{
      padding:0 20px 18px;
      color:#adc4d8;
      display:none;
    }
    .faq-item.open .faq-a{display:block}
    .faq-item.open .faq-icon{transform:rotate(45deg)}
    .faq-icon{transition:.22s ease;color:var(--primary)}
    .cta-panel{
      position:relative;
      overflow:hidden;
      border-radius:38px;
      padding:42px;
      border:1px solid rgba(56,243,195,.28);
      background:
        radial-gradient(circle at 18% 20%, rgba(56,243,195,.22), transparent 32%),
        radial-gradient(circle at 88% 70%, rgba(92,200,255,.18), transparent 34%),
        linear-gradient(135deg, rgba(255,255,255,.10), rgba(255,255,255,.045));
      box-shadow:var(--shadow);
    }
    .cta-panel::after{
      content:"";
      position:absolute;
      inset:auto -80px -110px auto;
      width:280px;
      height:280px;
      border-radius:50%;
      background:rgba(56,243,195,.16);
      filter:blur(4px);
    }
    .cta-content{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:center;
    }
    .cta-panel h2{font-size:clamp(28px,4vw,48px);line-height:1.12;letter-spacing:-.04em;margin:0}
    .cta-panel p{color:#c1d8e8;margin:14px 0 0;max-width:720px}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
    .site-footer{
      border-top:1px solid var(--line);
      background:rgba(3,10,18,.72);
      padding:42px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:28px;
      align-items:start;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-size:20px;
      font-weight:950;
    }
    .footer-desc{
      color:#9fb6cb;
      max-width:620px;
      margin:14px 0 0;
    }
    .footer-links{
      display:flex;
      justify-content:flex-end;
      flex-wrap:wrap;
      gap:12px;
    }
    .footer-links a{
      padding:9px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.055);
      border:1px solid var(--line);
      color:#cde0ef;
      transition:.22s ease;
    }
    .footer-links a:hover{background:rgba(92,200,255,.12);color:#fff}
    .copyright{
      margin-top:28px;
      padding-top:20px;
      border-top:1px solid var(--line);
      color:#86a2b9;
      font-size:13px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }
    @media (max-width:1024px){
      .top-strip .container{align-items:flex-start;flex-direction:column;padding:9px 0}
      .search-box{max-width:280px}
      .hero-stage{padding:36px}
      .hero-content{grid-template-columns:1fr}
      .vertical-rail{min-height:auto;grid-template-columns:repeat(3,1fr)}
      .coupon,.coupon.featured{grid-column:span 6}
      .rules-wrap,.highlight-grid,.news-layout,.faq-grid{grid-template-columns:1fr}
      .analytics,.testimonials{grid-template-columns:repeat(2,1fr)}
      .poster-stack{position:relative;right:auto;bottom:auto;width:100%;margin-top:28px}
      .cta-content{grid-template-columns:1fr}
      .cta-actions{justify-content:flex-start}
    }
    @media (max-width:768px){
      .container{width:min(100% - 28px, var(--container))}
      .nav-main,.search-box,.nav-actions .desktop-only{display:none}
      .nav-wrap{min-height:68px}
      .brand-text{font-size:18px}
      .menu-toggle{display:grid;margin-left:auto}
      .mobile-drawer.open{display:block}
      .mobile-drawer .nav-link{display:block;width:100%;border-radius:16px}
      .mobile-search{display:flex;max-width:none;margin:12px 0}
      .section{padding:58px 0}
      .hero{padding:42px 0 36px}
      .hero-stage{padding:28px 18px;border-radius:28px}
      .hero-actions{align-items:stretch}
      .hero-actions .btn{width:100%}
      .trust-row{display:grid;grid-template-columns:1fr}
      .vertical-rail{
        display:flex;
        overflow:auto;
        padding-bottom:8px;
        scrollbar-width:none;
      }
      .vertical-rail::-webkit-scrollbar{display:none}
      .rail-col{display:flex;gap:12px}
      .rail-col:nth-child(2){transform:none}
      .vertical-card{min-width:190px}
      .coupon-grid{grid-template-columns:1fr}
      .coupon,.coupon.featured{grid-column:auto}
      .analytics,.testimonials{grid-template-columns:1fr}
      .news-item{grid-template-columns:1fr auto;gap:10px}
      .news-date{grid-column:1/-1}
      .footer-grid{grid-template-columns:1fr}
      .footer-links{justify-content:flex-start}
    }
    @media (max-width:520px){
      .top-strip{font-size:12px}
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .hero h1{font-size:38px}
      .hero-lead{font-size:16px}
      .section-title{font-size:29px}
      .coupon-value{font-size:36px}
      .poster{min-height:auto;padding:22px}
      .rule-panel,.notice-card,.feature-card,.quote,.recommend,.cta-panel{padding:20px}
      .cta-panel{border-radius:28px}
      .btn{width:100%}
      .coupon-foot{align-items:flex-start;flex-direction:column}
    }