/* roulang page: index */
:root{
      --bg:#071429;
      --bg2:#0b1f3d;
      --panel:rgba(255,255,255,.08);
      --panel-strong:rgba(255,255,255,.12);
      --text:#ecf7ff;
      --muted:#a8bdd6;
      --weak:#7590ad;
      --brand:#38bdf8;
      --brand2:#7c3aed;
      --accent:#22c55e;
      --warn:#f59e0b;
      --danger:#fb7185;
      --border:rgba(255,255,255,.16);
      --border2:rgba(56,189,248,.35);
      --shadow:0 24px 70px rgba(0,0,0,.36);
      --shadow-neon:0 0 0 1px rgba(56,189,248,.25),0 18px 55px rgba(56,189,248,.20);
      --radius:24px;
      --radius-sm:16px;
      --radius-lg:34px;
      --container:1180px;
      --nav-h:76px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:Inter,"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 8% 8%,rgba(56,189,248,.26),transparent 33%),
        radial-gradient(circle at 88% 18%,rgba(124,58,237,.28),transparent 30%),
        linear-gradient(180deg,#061124 0%,#071429 45%,#050b18 100%);
      line-height:1.75;
      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,.72),transparent 78%);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{border:0;background:none;color:inherit;cursor:pointer}
    ::selection{background:rgba(56,189,248,.35);color:#fff}
    :focus-visible{outline:3px solid rgba(56,189,248,.65);outline-offset:4px;border-radius:12px}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(255,255,255,.88);
      color:#102033;
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(15,23,42,.08);
      box-shadow:0 10px 34px rgba(8,18,38,.08);
    }
    .nav-wrap{
      height:var(--nav-h);
      display:flex;
      align-items:center;
      gap:22px;
      justify-content:space-between;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:15px;
      display:grid;
      place-items:center;
      color:#fff;
      background:
        radial-gradient(circle at 35% 25%,#fff 0 8%,transparent 10%),
        linear-gradient(135deg,#0ea5e9,#7c3aed 64%,#111827);
      box-shadow:0 12px 24px rgba(14,165,233,.26);
      position:relative;
      overflow:hidden;
    }
    .brand-mark::after{
      content:"";
      width:18px;
      height:18px;
      border:2px solid rgba(255,255,255,.8);
      border-left-color:transparent;
      border-radius:50%;
      position:absolute;
      right:8px;
      bottom:8px;
    }
    .brand-text{font-size:17px;line-height:1.15}
    .desktop-nav{
      display:flex;
      align-items:center;
      gap:8px;
      padding:6px;
      border-radius:999px;
      background:rgba(15,23,42,.05);
      margin-left:auto;
    }
    .nav-link{
      padding:10px 17px;
      border-radius:999px;
      color:#41506a;
      font-size:14px;
      font-weight:750;
      transition:.22s ease;
    }
    .nav-link:hover{color:#0f172a;background:#fff;box-shadow:0 8px 20px rgba(15,23,42,.08);transform:translateY(-1px)}
    .nav-link.active{background:#0f172a;color:#fff;box-shadow:0 8px 18px rgba(15,23,42,.16)}
    .nav-actions{display:flex;align-items:center;gap:12px}
    .search-mini{
      width:220px;
      height:44px;
      display:flex;
      align-items:center;
      gap:8px;
      padding:0 14px;
      border:1px solid rgba(15,23,42,.10);
      border-radius:999px;
      background:#fff;
      color:#64748b;
      box-shadow:0 8px 20px rgba(15,23,42,.05);
    }
    .search-mini input{
      min-width:0;
      width:100%;
      border:0;
      outline:0;
      color:#0f172a;
      background:transparent;
      font-size:14px;
    }
    .search-mini input::placeholder{color:#94a3b8}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:0 20px;
      border-radius:999px;
      font-weight:850;
      letter-spacing:.01em;
      transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease;
      white-space:nowrap;
    }
    .btn-primary{
      color:#04111f;
      background:linear-gradient(135deg,#7dd3fc,#38bdf8 42%,#a78bfa);
      box-shadow:0 0 0 1px rgba(255,255,255,.35) inset,0 14px 32px rgba(56,189,248,.33);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(255,255,255,.45) inset,0 20px 45px rgba(56,189,248,.48)}
    .btn-dark{
      color:#fff;
      background:#0f172a;
      box-shadow:0 14px 28px rgba(15,23,42,.18);
    }
    .btn-dark:hover{transform:translateY(-2px);background:#111c33}
    .btn-ghost{
      border:1px solid var(--border);
      background:rgba(255,255,255,.07);
      color:#eaf7ff;
    }
    .btn-ghost:hover{transform:translateY(-2px);border-color:rgba(56,189,248,.55);background:rgba(56,189,248,.12);box-shadow:var(--shadow-neon)}
    .mobile-toggle{display:none;width:44px;height:44px;border-radius:14px;background:#f1f5f9;color:#0f172a}
    .mobile-panel{
      display:none;
      padding:0 0 18px;
      border-top:1px solid rgba(15,23,42,.08);
    }
    .mobile-panel.open{display:block}
    .mobile-panel .nav-link{display:block;margin-top:10px;background:rgba(15,23,42,.05)}
    .hero{
      position:relative;
      padding:70px 0 54px;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(113deg,rgba(56,189,248,.16) 0 49%,transparent 49.2%);
      pointer-events:none;
    }
    .hero-inner{
      position:relative;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:34px;
      align-items:stretch;
    }
    .hero-copy{
      padding:36px;
      border:1px solid var(--border);
      border-radius:var(--radius-lg);
      background:linear-gradient(145deg,rgba(255,255,255,.10),rgba(255,255,255,.045));
      box-shadow:var(--shadow);
      backdrop-filter:blur(22px);
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(56,189,248,.38);
      background:rgba(56,189,248,.10);
      color:#baeaff;
      font-size:13px;
      font-weight:800;
    }
    .pulse-dot{
      width:8px;height:8px;border-radius:999px;background:#22c55e;
      box-shadow:0 0 0 7px rgba(34,197,94,.14);
    }
    h1{
      margin:18px 0 16px;
      font-size:clamp(34px,5.4vw,68px);
      line-height:1.04;
      letter-spacing:-.055em;
      font-weight:950;
    }
    .hero-lead{
      max-width:720px;
      color:#c4d5e9;
      font-size:18px;
      line-height:1.85;
    }
    .hero-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:26px}
    .hero-points{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:28px;
    }
    .point{
      padding:16px;
      border-radius:18px;
      background:rgba(255,255,255,.07);
      border:1px solid var(--border);
    }
    .point strong{display:block;font-size:24px;line-height:1;color:#fff}
    .point span{display:block;margin-top:8px;color:var(--muted);font-size:13px}
    .matrix-wrap{
      display:flex;
      flex-direction:column;
      gap:18px;
    }
    .status-bar{
      border:1px solid rgba(56,189,248,.28);
      border-radius:22px;
      background:rgba(7,20,41,.72);
      box-shadow:var(--shadow-neon);
      overflow:hidden;
      backdrop-filter:blur(18px);
    }
    .status-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:16px 18px;
      border-bottom:1px solid rgba(255,255,255,.10);
    }
    .status-title{font-size:14px;font-weight:850;color:#dff8ff}
    .status-chip{
      padding:6px 10px;
      border-radius:999px;
      background:rgba(34,197,94,.12);
      color:#86efac;
      font-size:12px;
      font-weight:800;
    }
    .status-flow{
      display:grid;
      grid-template-columns:1fr auto 1fr auto 1fr;
      gap:10px;
      align-items:center;
      padding:18px;
      color:#bdd1e7;
      font-size:13px;
    }
    .flow-node{
      min-height:58px;
      display:grid;
      place-items:center;
      text-align:center;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.06);
    }
    .flow-arrow{color:#67e8f9;font-weight:900}
    .icon-matrix{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:14px;
      padding:22px;
      border-radius:var(--radius-lg);
      border:1px solid var(--border);
      background:linear-gradient(160deg,rgba(255,255,255,.11),rgba(255,255,255,.04));
      box-shadow:var(--shadow);
      backdrop-filter:blur(20px);
    }
    .matrix-item{
      aspect-ratio:1;
      min-height:92px;
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:22px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.13);
      transition:.24s ease;
      position:relative;
      overflow:hidden;
    }
    .matrix-item::after{
      content:"";
      position:absolute;
      inset:auto -40% -50% -40%;
      height:62%;
      background:radial-gradient(circle,rgba(56,189,248,.22),transparent 68%);
    }
    .matrix-item:hover{transform:translateY(-5px) scale(1.01);border-color:rgba(56,189,248,.45);box-shadow:var(--shadow-neon)}
    .matrix-icon{font-size:25px;filter:drop-shadow(0 8px 18px rgba(56,189,248,.22));z-index:1}
    .matrix-label{font-size:13px;color:#dbeafe;font-weight:800;z-index:1}
    .section{padding:78px 0;position:relative}
    .section.band{
      background:linear-gradient(105deg,rgba(255,255,255,.06) 0 58%,rgba(56,189,248,.08) 58.2% 100%);
      border-top:1px solid rgba(255,255,255,.08);
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .section-head{
      max-width:760px;
      margin-bottom:28px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-bottom:12px;
      color:#7dd3fc;
      font-weight:900;
      font-size:13px;
      letter-spacing:.08em;
    }
    .section-title{
      margin:0;
      font-size:clamp(28px,3.6vw,44px);
      line-height:1.16;
      letter-spacing:-.035em;
      font-weight:950;
    }
    .section-desc{
      margin:14px 0 0;
      color:#b4c7dc;
      font-size:16px;
      max-width:820px;
    }
    .glass-card{
      border:1px solid var(--border);
      background:linear-gradient(150deg,rgba(255,255,255,.11),rgba(255,255,255,.045));
      border-radius:var(--radius);
      box-shadow:0 18px 52px rgba(0,0,0,.22);
      backdrop-filter:blur(18px);
      transition:.25s ease;
    }
    .glass-card:hover{transform:translateY(-5px);border-color:rgba(56,189,248,.40);box-shadow:var(--shadow-neon)}
    .coupon-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
    }
    .coupon{
      min-height:250px;
      padding:22px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      position:relative;
      overflow:hidden;
    }
    .coupon::before,.coupon::after{
      content:"";
      position:absolute;
      top:92px;
      width:24px;height:24px;
      border-radius:50%;
      background:#071429;
      border:1px solid rgba(255,255,255,.10);
      z-index:2;
    }
    .coupon::before{left:-13px}
    .coupon::after{right:-13px}
    .coupon-line{
      position:absolute;
      left:22px;right:22px;top:104px;
      border-top:1px dashed rgba(255,255,255,.22);
    }
    .coupon-tag{
      width:max-content;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(56,189,248,.13);
      color:#a7f3ff;
      font-size:12px;
      font-weight:900;
    }
    .coupon h3{margin:44px 0 8px;font-size:20px;line-height:1.22;font-weight:950}
    .coupon p{margin:0;color:#b7c9dc;font-size:14px}
    .coupon a{margin-top:20px;color:#7dd3fc;font-weight:900}
    .rule-layout{
      display:grid;
      grid-template-columns:.82fr 1.18fr;
      gap:22px;
      align-items:stretch;
    }
    .rule-note{
      padding:28px;
      border-radius:var(--radius-lg);
      background:
        radial-gradient(circle at 15% 15%,rgba(34,197,94,.18),transparent 34%),
        linear-gradient(145deg,rgba(255,255,255,.10),rgba(255,255,255,.045));
      border:1px solid rgba(34,197,94,.25);
    }
    .rule-note strong{display:block;font-size:38px;line-height:1;font-weight:950;color:#86efac}
    .rule-note p{color:#c9d9e9;margin:16px 0 0}
    .rule-list{display:grid;gap:14px}
    .rule-item{
      padding:20px;
      display:grid;
      grid-template-columns:52px 1fr;
      gap:16px;
      align-items:start;
    }
    .num{
      width:52px;height:52px;border-radius:17px;
      display:grid;place-items:center;
      color:#071429;font-weight:950;
      background:linear-gradient(135deg,#7dd3fc,#a78bfa);
      box-shadow:0 12px 28px rgba(56,189,248,.24);
    }
    .rule-item h3{margin:0;font-size:18px;font-weight:950}
    .rule-item p{margin:6px 0 0;color:#b5c8de;font-size:14px}
    .steps{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
      counter-reset:step;
    }
    .step-card{
      padding:24px;
      min-height:232px;
      position:relative;
      overflow:hidden;
    }
    .step-card::before{
      counter-increment:step;
      content:"0" counter(step);
      position:absolute;
      right:18px;
      top:8px;
      font-size:58px;
      line-height:1;
      font-weight:950;
      color:rgba(255,255,255,.08);
    }
    .step-card .icon{
      width:54px;height:54px;border-radius:18px;
      display:grid;place-items:center;
      background:rgba(56,189,248,.13);
      border:1px solid rgba(56,189,248,.28);
      color:#a7f3ff;
      font-size:23px;
      margin-bottom:18px;
    }
    .step-card h3{margin:0;font-size:20px;font-weight:950}
    .step-card p{margin:10px 0 0;color:#b8cadd;font-size:14px}
    .topic-shell{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .topic-card{
      padding:22px;
      display:grid;
      grid-template-columns:auto 1fr;
      gap:16px;
      align-items:start;
    }
    .topic-icon{
      width:48px;height:48px;border-radius:18px;
      display:grid;place-items:center;
      background:rgba(124,58,237,.18);
      border:1px solid rgba(167,139,250,.28);
      font-size:22px;
    }
    .topic-card h3{margin:0;font-size:18px;font-weight:950}
    .topic-card p{margin:7px 0 0;color:#b7c9dd;font-size:14px}
    .review-layout{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:22px;
      align-items:stretch;
    }
    .score-card{
      padding:30px;
      display:flex;
      flex-direction:column;
      justify-content:center;
      background:
        radial-gradient(circle at 20% 20%,rgba(245,158,11,.22),transparent 32%),
        linear-gradient(145deg,rgba(255,255,255,.11),rgba(255,255,255,.045));
    }
    .score{
      font-size:64px;
      line-height:1;
      font-weight:950;
      letter-spacing:-.05em;
      color:#fff;
    }
    .stars{color:#fbbf24;letter-spacing:4px;margin-top:12px;font-size:22px}
    .score-card p{color:#c3d4e8;margin:18px 0 0}
    .reviews{display:grid;gap:14px}
    .review{
      padding:19px;
      border-radius:20px;
      background:rgba(255,255,255,.07);
      border:1px solid var(--border);
    }
    .review blockquote{margin:0;color:#d7e6f7;font-size:15px}
    .review cite{display:block;margin-top:10px;color:#83dfff;font-style:normal;font-weight:850;font-size:13px}
    .news-layout{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:24px;
      align-items:start;
    }
    .news-list{
      border-radius:var(--radius);
      overflow:hidden;
      border:1px solid var(--border);
      background:rgba(255,255,255,.06);
    }
    .news-item{
      display:grid;
      grid-template-columns:108px 1fr auto;
      gap:18px;
      align-items:center;
      padding:18px 20px;
      border-bottom:1px solid rgba(255,255,255,.09);
      transition:.22s ease;
    }
    .news-item:last-child{border-bottom:0}
    .news-date{
      color:#7dd3fc;
      font-weight:900;
      font-size:13px;
      letter-spacing:.04em;
    }
    .news-item h3{margin:0;font-size:17px;font-weight:900;line-height:1.35}
    .news-item p{margin:5px 0 0;color:#9eb4cd;font-size:13px}
    .news-arrow{color:#7dd3fc;font-size:20px}
    .news-item:hover{background:rgba(56,189,248,.10)}
    .news-item:hover h3{color:#dff8ff}
    .recommend{
      padding:24px;
      position:sticky;
      top:calc(var(--nav-h) + 20px);
    }
    .recommend h3{margin:0 0 10px;font-size:22px;font-weight:950}
    .recommend p{margin:0;color:#b8cadd;font-size:14px}
    .mini-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
    .mini-tag{
      padding:8px 11px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.13);
      background:rgba(255,255,255,.06);
      color:#d6e6f7;
      font-size:13px;
      font-weight:800;
    }
    .faq-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
    }
    details.faq{
      padding:20px 22px;
      border-radius:22px;
      border:1px solid var(--border);
      background:rgba(255,255,255,.07);
      transition:.22s ease;
    }
    details.faq:hover{border-color:rgba(56,189,248,.36);background:rgba(255,255,255,.09)}
    details.faq[open]{box-shadow:var(--shadow-neon)}
    .faq summary{
      list-style:none;
      cursor:pointer;
      font-weight:950;
      display:flex;
      justify-content:space-between;
      gap:20px;
    }
    .faq summary::-webkit-details-marker{display:none}
    .faq summary::after{content:"＋";color:#7dd3fc;font-weight:950}
    .faq[open] summary::after{content:"－"}
    .faq p{margin:12px 0 0;color:#b7c9dd;font-size:14px}
    .cta-panel{
      padding:34px;
      border-radius:34px;
      border:1px solid rgba(56,189,248,.30);
      background:
        radial-gradient(circle at 15% 25%,rgba(56,189,248,.25),transparent 32%),
        radial-gradient(circle at 84% 65%,rgba(124,58,237,.22),transparent 34%),
        linear-gradient(135deg,rgba(255,255,255,.12),rgba(255,255,255,.05));
      box-shadow:var(--shadow-neon);
      display:grid;
      grid-template-columns:1fr .85fr;
      gap:28px;
      align-items:center;
    }
    .cta-panel h2{margin:0;font-size:clamp(28px,3.8vw,48px);line-height:1.14;font-weight:950;letter-spacing:-.04em}
    .cta-panel p{margin:14px 0 0;color:#c5d8eb}
    .notify-box{
      padding:18px;
      border-radius:24px;
      background:rgba(7,20,41,.62);
      border:1px solid rgba(255,255,255,.13);
    }
    .notify-form{display:flex;gap:10px;margin-top:14px}
    .notify-form input{
      width:100%;
      min-height:48px;
      border-radius:999px;
      padding:0 16px;
      border:1px solid rgba(255,255,255,.15);
      outline:0;
      color:#fff;
      background:rgba(255,255,255,.08);
    }
    .notify-form input::placeholder{color:#8ea5bf}
    .form-tip{min-height:22px;margin-top:10px;color:#86efac;font-size:13px}
    .site-footer{
      padding:48px 0 34px;
      border-top:1px solid rgba(255,255,255,.10);
      background:rgba(2,8,23,.56);
    }
    .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-weight:950;font-size:18px}
    .footer-text{margin:14px 0 0;color:#9fb3ca;max-width:660px;font-size:14px}
    .footer-links{display:flex;justify-content:flex-end;gap:12px;flex-wrap:wrap}
    .footer-links a{
      padding:8px 12px;
      border-radius:999px;
      color:#b9cce0;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      font-size:13px;
      transition:.22s ease;
    }
    .footer-links a:hover{color:#fff;border-color:rgba(56,189,248,.36);background:rgba(56,189,248,.10)}
    .copyright{
      margin-top:26px;
      padding-top:22px;
      border-top:1px solid rgba(255,255,255,.08);
      color:#7890aa;
      font-size:13px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }
    .fixed-cta{
      position:fixed;
      left:50%;
      bottom:18px;
      transform:translateX(-50%);
      z-index:40;
      width:min(560px,calc(100% - 28px));
      display:none;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:10px 12px 10px 18px;
      border-radius:999px;
      border:1px solid rgba(56,189,248,.32);
      background:rgba(7,20,41,.82);
      backdrop-filter:blur(18px);
      box-shadow:var(--shadow-neon);
    }
    .fixed-cta span{font-size:13px;color:#d5e7f8;font-weight:850}
    @media (max-width:1024px){
      .container{width:min(100% - 32px,var(--container))}
      .search-mini{display:none}
      .hero-inner,.rule-layout,.review-layout,.news-layout,.cta-panel{grid-template-columns:1fr}
      .coupon-grid{grid-template-columns:repeat(2,1fr)}
      .recommend{position:relative;top:auto}
      .hero{padding-top:50px}
    }
    @media (max-width:768px){
      :root{--nav-h:68px}
      .desktop-nav,.nav-actions .btn-dark{display:none}
      .mobile-toggle{display:grid;place-items:center}
      .nav-wrap{height:68px}
      .brand-text{font-size:15px}
      .hero-copy{padding:26px 22px}
      .hero-points,.steps,.topic-shell,.faq-grid{grid-template-columns:1fr}
      .icon-matrix{grid-template-columns:repeat(2,1fr);padding:16px}
      .status-flow{grid-template-columns:1fr;gap:8px}
      .flow-arrow{transform:rotate(90deg);text-align:center}
      .section{padding:58px 0}
      .news-item{grid-template-columns:1fr auto;gap:8px}
      .news-date{grid-column:1 / -1}
      .footer-grid{grid-template-columns:1fr}
      .footer-links{justify-content:flex-start}
      .fixed-cta{display:flex}
    }
    @media (max-width:520px){
      .container{width:min(100% - 24px,var(--container))}
      .coupon-grid{grid-template-columns:1fr}
      h1{font-size:36px}
      .hero-lead{font-size:16px}
      .hero-actions{align-items:stretch}
      .hero-actions .btn{width:100%}
      .matrix-item{min-height:84px;border-radius:18px}
      .coupon{min-height:220px}
      .rule-item{grid-template-columns:1fr}
      .cta-panel{padding:24px 18px}
      .notify-form{flex-direction:column}
      .notify-form .btn{width:100%}
      .copyright{padding-bottom:64px}
    }