/* roulang page: index */
:root{
      --bg:#090b13;
      --bg-2:#111525;
      --surface:#151a2b;
      --surface-soft:#1c2236;
      --card:#ffffff;
      --card-soft:#f7f8fc;
      --text:#101522;
      --text-invert:#f8fbff;
      --muted:#657086;
      --muted-invert:#b8c1d9;
      --primary:#ff4d6d;
      --primary-2:#ff8a3d;
      --secondary:#6d5dfc;
      --cyan:#19d3c5;
      --success:#28c76f;
      --warning:#ffd166;
      --border:#e8ebf2;
      --border-dark:rgba(255,255,255,.12);
      --shadow-sm:0 8px 22px rgba(16,21,34,.08);
      --shadow-md:0 16px 48px rgba(16,21,34,.14);
      --shadow-glow:0 20px 70px rgba(255,77,109,.28);
      --radius-sm:12px;
      --radius:20px;
      --radius-lg:30px;
      --container:1180px;
      --header:82px;
      --ease:cubic-bezier(.2,.8,.2,1);
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;
      color:var(--text);
      background:#f4f6fb;
      line-height:1.75;
      min-width:320px;
      overflow-x:hidden;
      padding-bottom:86px;
    }
    a{color:inherit;text-decoration:none;transition:color .24s var(--ease),background .24s var(--ease),border .24s var(--ease),transform .24s var(--ease)}
    img{display:block;max-width:100%;height:auto}
    button,input,select,textarea{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(255,77,109,.22)}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .skip-link{position:absolute;left:16px;top:-80px;background:#fff;color:#111;padding:10px 14px;border-radius:10px;z-index:999}
    .skip-link:focus{top:16px;outline:3px solid var(--warning)}
    .site-header{
      position:sticky;
      top:0;
      z-index:100;
      background:rgba(9,11,19,.86);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--border-dark);
      box-shadow:0 12px 38px rgba(0,0,0,.18);
    }
    .nav-wrap{
      height:var(--header);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:#fff;
      font-weight:900;
      letter-spacing:.02em;
      white-space:nowrap;
    }
    .brand-mark{
      width:44px;
      height:44px;
      border-radius:16px;
      display:grid;
      place-items:center;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      color:#fff;
      box-shadow:var(--shadow-glow);
      font-size:18px;
      font-weight:900;
    }
    .brand small{display:block;color:var(--muted-invert);font-size:12px;font-weight:600;margin-top:-2px}
    .nav-main{display:flex;align-items:center;gap:10px}
    .nav-link{
      color:#dfe5f5;
      padding:10px 16px;
      border-radius:999px;
      font-weight:800;
      font-size:15px;
    }
    .nav-link:hover,.nav-link.active{background:rgba(255,255,255,.1);color:#fff}
    .nav-search{
      width:250px;
      display:flex;
      align-items:center;
      gap:8px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      border-radius:999px;
      padding:8px 12px;
      color:#fff;
    }
    .nav-search input{
      width:100%;
      border:0;
      outline:0;
      background:transparent;
      color:#fff;
      font-size:14px;
    }
    .nav-search input::placeholder{color:#a9b2c9}
    .header-cta{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:11px 18px;
      border-radius:999px;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      color:#fff;
      font-weight:900;
      box-shadow:0 10px 28px rgba(255,77,109,.28);
    }
    .header-cta:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(255,77,109,.34)}
    .menu-toggle{display:none;color:#fff;background:rgba(255,255,255,.1);border:1px solid var(--border-dark);border-radius:14px;padding:10px 12px}
    .progress-nav{
      border-top:1px solid rgba(255,255,255,.08);
      background:rgba(13,16,28,.72);
    }
    .progress-row{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:10px;
      padding:12px 0 14px;
    }
    .step-link{
      position:relative;
      display:flex;
      align-items:center;
      gap:10px;
      color:#cdd5e8;
      font-size:13px;
      font-weight:800;
      padding:8px 10px;
      border-radius:14px;
      background:rgba(255,255,255,.05);
      overflow:hidden;
    }
    .step-link::before{
      content:"";
      position:absolute;
      left:0;
      top:0;
      bottom:0;
      width:28%;
      background:linear-gradient(90deg,rgba(255,77,109,.42),transparent);
      pointer-events:none;
    }
    .step-no{
      position:relative;
      z-index:1;
      width:26px;
      height:26px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:#fff;
      color:var(--primary);
      font-size:12px;
      font-weight:900;
    }
    .step-link:hover{background:rgba(255,255,255,.11);color:#fff;transform:translateY(-1px)}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:12px 20px;
      border-radius:999px;
      font-weight:900;
      border:1px solid transparent;
      transition:transform .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease),border .24s var(--ease);
    }
    .btn:focus-visible,.nav-link:focus-visible,.step-link:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid rgba(255,209,102,.8);outline-offset:3px}
    .btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;box-shadow:0 14px 34px rgba(255,77,109,.28)}
    .btn-primary:hover{transform:translateY(-3px);box-shadow:0 20px 46px rgba(255,77,109,.34)}
    .btn-secondary{background:#fff;color:var(--text);border-color:var(--border);box-shadow:var(--shadow-sm)}
    .btn-secondary:hover{transform:translateY(-3px);border-color:rgba(255,77,109,.35);box-shadow:var(--shadow-md)}
    .btn-ghost{background:rgba(255,255,255,.09);color:#fff;border-color:rgba(255,255,255,.18)}
    .btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
    .badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 12px;
      border-radius:999px;
      font-size:13px;
      font-weight:900;
      background:rgba(255,77,109,.1);
      color:var(--primary);
      border:1px solid rgba(255,77,109,.18);
    }
    .badge.dark{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.16);color:#fff}
    .section{padding:82px 0}
    .section.compact{padding:58px 0}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:28px;
    }
    .section-title{font-size:clamp(28px,3vw,42px);line-height:1.18;letter-spacing:-.03em;color:var(--text);font-weight:950}
    .section-desc{max-width:650px;color:var(--muted);font-size:16px;margin-top:12px}
    .dark-block{background:var(--bg);color:var(--text-invert)}
    .dark-block .section-title,.dark-block h2,.dark-block h3{color:#fff}
    .dark-block .section-desc,.dark-block p{color:var(--muted-invert)}
    .hero{
      position:relative;
      color:#fff;
      background:
        radial-gradient(circle at 12% 20%,rgba(255,77,109,.34),transparent 30%),
        radial-gradient(circle at 82% 10%,rgba(25,211,197,.22),transparent 28%),
        linear-gradient(180deg,#0a0d19 0%,#111525 100%);
      overflow:hidden;
      padding:58px 0 72px;
    }
    .hero::after{
      content:"";
      position:absolute;
      inset:auto -10% -24% -10%;
      height:240px;
      background:linear-gradient(90deg,rgba(255,77,109,.2),rgba(109,93,252,.2),rgba(25,211,197,.14));
      filter:blur(50px);
      transform:rotate(-2deg);
    }
    .hero-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1.02fr .98fr;
      gap:26px;
      align-items:stretch;
    }
    .hero-copy{
      min-height:560px;
      display:flex;
      flex-direction:column;
      justify-content:center;
      padding:44px;
      border-radius:var(--radius-lg);
      background:linear-gradient(135deg,rgba(255,255,255,.11),rgba(255,255,255,.05));
      border:1px solid rgba(255,255,255,.14);
      box-shadow:0 30px 90px rgba(0,0,0,.28);
    }
    .hero h1{
      margin-top:20px;
      font-size:clamp(40px,6vw,76px);
      line-height:1.02;
      letter-spacing:-.055em;
      font-weight:1000;
      max-width:850px;
    }
    .hero-intro{
      margin-top:22px;
      max-width:680px;
      color:#d7deef;
      font-size:18px;
      line-height:1.9;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
    .hero-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:34px}
    .point{
      padding:16px;
      border-radius:18px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
    }
    .point strong{display:block;font-size:24px;color:#fff;line-height:1.1}
    .point span{display:block;margin-top:5px;color:#bfc8dd;font-size:13px}
    .hero-stage{
      display:grid;
      grid-template-columns:1fr 1fr;
      grid-template-rows:1fr 1fr;
      gap:18px;
      min-height:560px;
    }
    .stage-card{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-lg);
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.13);
      box-shadow:0 22px 60px rgba(0,0,0,.22);
      padding:24px;
    }
    .stage-card.large{grid-column:span 2;display:grid;grid-template-columns:1fr .88fr;gap:20px;align-items:center}
    .cover-stack{display:flex;align-items:center;justify-content:center;min-height:210px}
    .cover{
      width:124px;
      height:186px;
      border-radius:18px;
      background:linear-gradient(150deg,#ff4d6d,#6d5dfc);
      box-shadow:0 18px 38px rgba(0,0,0,.34);
      border:1px solid rgba(255,255,255,.22);
      transform:rotate(-7deg);
      display:flex;
      align-items:flex-end;
      padding:14px;
      font-weight:950;
      line-height:1.22;
    }
    .cover:nth-child(2){margin-left:-34px;transform:rotate(5deg);background:linear-gradient(150deg,#19d3c5,#ff8a3d)}
    .cover:nth-child(3){margin-left:-34px;transform:rotate(10deg);background:linear-gradient(150deg,#ffd166,#ff4d6d)}
    .stage-card h2,.stage-card h3{font-size:22px;line-height:1.25;margin-top:12px;color:#fff}
    .stage-card p{color:#c4cee3;margin-top:10px;font-size:14px}
    .mini-list{display:grid;gap:10px;margin-top:16px}
    .mini-list li{list-style:none;display:flex;justify-content:space-between;gap:10px;padding:10px 12px;border-radius:14px;background:rgba(255,255,255,.08);color:#e9eefb;font-size:13px}
    .pulse{
      position:absolute;
      right:18px;
      top:18px;
      width:12px;
      height:12px;
      border-radius:50%;
      background:var(--success);
      box-shadow:0 0 0 8px rgba(40,199,111,.14);
    }
    .sell-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:22px;
    }
    .feature-panel{
      background:#fff;
      border:1px solid var(--border);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-sm);
      padding:30px;
    }
    .feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:22px}
    .feature-item{
      padding:18px;
      border-radius:18px;
      background:var(--card-soft);
      border:1px solid var(--border);
      transition:transform .24s var(--ease),box-shadow .24s var(--ease),border .24s var(--ease);
    }
    .feature-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:rgba(255,77,109,.24)}
    .icon{
      width:42px;height:42px;border-radius:15px;display:grid;place-items:center;
      background:linear-gradient(135deg,rgba(255,77,109,.14),rgba(255,138,61,.14));
      color:var(--primary);font-weight:950;margin-bottom:12px;
    }
    .feature-item h3{font-size:18px;line-height:1.32}
    .feature-item p{color:var(--muted);font-size:14px;margin-top:8px}
    .poster-strip{
      min-height:100%;
      border-radius:var(--radius-lg);
      padding:26px;
      background:
        linear-gradient(180deg,rgba(9,11,19,.18),rgba(9,11,19,.82)),
        repeating-linear-gradient(90deg,#2b3148 0 66px,#1b2134 66px 132px);
      color:#fff;
      border:1px solid rgba(16,21,34,.08);
      box-shadow:var(--shadow-md);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      overflow:hidden;
    }
    .rank-list{display:grid;gap:12px;margin-top:24px}
    .rank-list li{
      list-style:none;
      display:grid;
      grid-template-columns:32px 1fr auto;
      align-items:center;
      gap:12px;
      padding:12px;
      border-radius:16px;
      background:rgba(255,255,255,.1);
      border:1px solid rgba(255,255,255,.1);
    }
    .rank-no{width:32px;height:32px;border-radius:10px;display:grid;place-items:center;background:#fff;color:var(--primary);font-weight:950}
    .rank-list b{font-size:14px}
    .rank-list span{color:#ffd8df;font-size:13px}
    .spec-wrap{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:22px;
      align-items:start;
    }
    .spec-card{
      background:#fff;
      border:1px solid var(--border);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-sm);
      padding:28px;
    }
    .spec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
    .spec{
      padding:18px;
      border-radius:18px;
      background:linear-gradient(180deg,#fff,#f8f9fd);
      border:1px solid var(--border);
    }
    .spec strong{display:block;font-size:25px;line-height:1.1;color:var(--text)}
    .spec span{display:block;color:var(--muted);font-size:13px;margin-top:7px}
    .check-list{display:grid;gap:13px;margin-top:20px}
    .check-list li{
      list-style:none;
      display:flex;
      gap:11px;
      padding:13px 0;
      color:#3c4658;
      border-bottom:1px dashed var(--border);
    }
    .check-list li:last-child{border-bottom:0}
    .check-list i{
      flex:0 0 auto;
      width:24px;
      height:24px;
      display:grid;
      place-items:center;
      border-radius:50%;
      background:rgba(40,199,111,.14);
      color:var(--success);
      font-style:normal;
      font-weight:950;
    }
    .playlist-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr .9fr;
      gap:18px;
    }
    .playlist-card{
      min-height:230px;
      position:relative;
      padding:24px;
      border-radius:var(--radius-lg);
      overflow:hidden;
      color:#fff;
      background:linear-gradient(135deg,#191f34,#2b1630);
      border:1px solid rgba(255,255,255,.12);
      box-shadow:var(--shadow-md);
    }
    .playlist-card:nth-child(2){background:linear-gradient(135deg,#122a38,#22193c)}
    .playlist-card:nth-child(3){background:linear-gradient(135deg,#2a2011,#3a1420)}
    .playlist-card::after{
      content:"";
      position:absolute;
      width:180px;height:180px;border-radius:50%;
      right:-62px;bottom:-70px;
      background:rgba(255,255,255,.14);
    }
    .playlist-card.big{grid-row:span 2}
    .playlist-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;position:relative;z-index:1}
    .tag{display:inline-flex;padding:6px 10px;border-radius:999px;background:rgba(255,255,255,.12);color:#fff;font-size:12px;font-weight:800}
    .playlist-card h3{position:relative;z-index:1;font-size:24px;line-height:1.25;margin-top:10px}
    .playlist-card p{position:relative;z-index:1;color:#dce4f6;margin-top:10px;font-size:14px}
    .timeline{
      position:relative;
      display:grid;
      gap:18px;
      margin-top:28px;
    }
    .timeline::before{
      content:"";
      position:absolute;
      left:24px;
      top:20px;
      bottom:20px;
      width:2px;
      background:linear-gradient(var(--primary),var(--cyan));
    }
    .timeline-item{
      position:relative;
      display:grid;
      grid-template-columns:64px 1fr auto;
      gap:16px;
      align-items:center;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      border-radius:var(--radius);
      padding:18px;
    }
    .timeline-dot{
      width:50px;height:50px;border-radius:18px;display:grid;place-items:center;
      background:linear-gradient(135deg,var(--primary),var(--secondary));
      color:#fff;font-weight:950;z-index:1;
    }
    .timeline-item h3{font-size:18px}
    .timeline-item p{font-size:14px;margin-top:4px}
    .timeline-status{color:#fff;background:rgba(255,255,255,.12);padding:7px 10px;border-radius:999px;font-size:12px;font-weight:900}
    .tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:28px}
    .tier-card{
      position:relative;
      background:#fff;
      border:1px solid var(--border);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-sm);
      padding:26px;
      overflow:hidden;
      transition:transform .24s var(--ease),box-shadow .24s var(--ease);
    }
    .tier-card.featured{border-color:rgba(255,77,109,.32);box-shadow:0 18px 55px rgba(255,77,109,.16)}
    .tier-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
    .tier-card h3{font-size:22px}
    .price{display:flex;align-items:flex-end;gap:4px;margin-top:14px;color:var(--primary)}
    .price strong{font-size:42px;line-height:1;font-weight:1000}
    .price span{font-weight:800;color:var(--muted);padding-bottom:5px}
    .tier-card ul{display:grid;gap:10px;margin:20px 0}
    .tier-card li{list-style:none;color:#485267;font-size:14px}
    .meter{
      height:9px;
      border-radius:999px;
      background:#edf0f7;
      overflow:hidden;
      margin-top:18px;
    }
    .meter span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--primary-2))}
    .proof-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:14px;
    }
    .proof-card{
      padding:22px;
      border-radius:var(--radius);
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
    }
    .proof-card strong{display:block;font-size:30px;color:#fff}
    .proof-card span{display:block;color:#bac4dc;font-size:14px;margin-top:5px}
    .news-layout{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:22px;
      align-items:start;
    }
    .news-list,.recommend-box,.faq-box,.reserve-card{
      background:#fff;
      border:1px solid var(--border);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-sm);
    }
    .news-list{padding:8px}
    .news-item{
      display:grid;
      grid-template-columns:112px 1fr auto;
      align-items:center;
      gap:18px;
      padding:18px;
      border-radius:22px;
      border-bottom:1px solid var(--border);
    }
    .news-item:last-child{border-bottom:0}
    .news-item:hover{background:#f8f9fd}
    .news-date{
      padding:12px;
      border-radius:16px;
      background:rgba(109,93,252,.09);
      color:var(--secondary);
      text-align:center;
      font-weight:950;
      line-height:1.2;
    }
    .news-date small{display:block;color:#7a83a0;font-size:12px;margin-top:4px}
    .news-title{font-size:17px;font-weight:950;line-height:1.4}
    .news-summary{color:var(--muted);font-size:14px;margin-top:5px}
    .news-arrow{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:#f0f2f8;color:var(--primary);font-weight:950}
    .news-item:hover .news-arrow{background:var(--primary);color:#fff}
    .recommend-box{padding:24px}
    .hot-topic{
      display:flex;
      justify-content:space-between;
      gap:12px;
      padding:15px 0;
      border-bottom:1px dashed var(--border);
    }
    .hot-topic:last-child{border-bottom:0}
    .hot-topic b{font-size:15px}
    .hot-topic span{color:var(--muted);font-size:13px}
    .faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:26px}
    .faq-box{padding:24px}
    .faq-box h3{font-size:18px}
    .faq-box p{color:var(--muted);font-size:15px;margin-top:10px}
    .reserve{
      background:
        radial-gradient(circle at 18% 10%,rgba(255,77,109,.22),transparent 34%),
        linear-gradient(180deg,#111525,#090b13);
      color:#fff;
    }
    .reserve-grid{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:24px;
      align-items:start;
    }
    .reserve-card{padding:28px;color:var(--text)}
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .field{display:grid;gap:7px}
    .field.full{grid-column:1/-1}
    .field label{font-size:13px;font-weight:900;color:#30384b}
    .field input,.field select,.field textarea{
      width:100%;
      border:1px solid var(--border);
      border-radius:16px;
      padding:13px 14px;
      background:#fafbfe;
      color:var(--text);
      outline:0;
      transition:border .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease);
    }
    .field textarea{min-height:104px;resize:vertical}
    .field input:focus,.field select:focus,.field textarea:focus{
      border-color:rgba(255,77,109,.46);
      background:#fff;
      box-shadow:0 0 0 4px rgba(255,77,109,.1);
    }
    .form-note{margin-top:12px;color:var(--muted);font-size:13px}
    .reserve-side{
      padding:34px;
      border-radius:var(--radius-lg);
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
    }
    .benefit-list{display:grid;gap:14px;margin-top:24px}
    .benefit-list li{
      list-style:none;
      display:flex;
      gap:12px;
      padding:14px;
      border-radius:18px;
      background:rgba(255,255,255,.08);
      color:#eaf0ff;
    }
    .benefit-list i{font-style:normal;color:var(--warning);font-weight:950}
    .site-footer{
      background:#060811;
      color:#c7d0e5;
      padding:54px 0 34px;
      border-top:1px solid rgba(255,255,255,.08);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr .9fr;
      gap:28px;
      align-items:start;
    }
    .footer-brand{display:flex;align-items:center;gap:12px;color:#fff;font-size:20px;font-weight:950}
    .footer-brand .brand-mark{width:40px;height:40px;border-radius:14px}
    .footer-text{margin-top:14px;color:#9da8c2;max-width:520px;font-size:14px}
    .footer-col h3{color:#fff;font-size:16px;margin-bottom:12px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:#aeb8cf;font-size:14px}
    .footer-links a:hover{color:#fff;transform:translateX(3px)}
    .copyright{
      margin-top:34px;
      padding-top:22px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      color:#7f8aa3;
      font-size:13px;
    }
    .float-cta{
      position:fixed;
      left:50%;
      bottom:16px;
      transform:translateX(-50%);
      z-index:120;
      width:min(940px,calc(100% - 28px));
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:12px 14px 12px 18px;
      border-radius:22px;
      background:rgba(9,11,19,.9);
      backdrop-filter:blur(18px);
      border:1px solid rgba(255,255,255,.14);
      box-shadow:0 20px 60px rgba(0,0,0,.34);
      color:#fff;
    }
    .float-cta strong{font-size:15px}
    .float-cta span{display:block;color:#b9c2d8;font-size:12px}
    .float-cta .btn{min-height:42px;padding:9px 16px}
    @media (max-width:1024px){
      :root{--header:76px}
      .nav-search{display:none}
      .hero-grid,.sell-grid,.spec-wrap,.news-layout,.reserve-grid{grid-template-columns:1fr}
      .hero-copy,.hero-stage{min-height:auto}
      .hero-stage{grid-template-columns:1fr 1fr}
      .playlist-grid{grid-template-columns:1fr 1fr}
      .playlist-card.big{grid-row:auto;grid-column:span 2}
      .proof-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      body{padding-bottom:104px}
      .container{width:min(100% - 28px,var(--container))}
      .nav-wrap{height:auto;min-height:74px;flex-wrap:wrap;padding:12px 0}
      .menu-toggle{display:inline-flex}
      .nav-main{
        order:3;
        width:100%;
        display:none;
        padding:6px 0 2px;
      }
      .nav-main.open{display:flex}
      .nav-link{width:100%;text-align:center;background:rgba(255,255,255,.07)}
      .header-cta{display:none}
      .progress-row{display:flex;overflow-x:auto;padding-bottom:12px;scrollbar-width:none}
      .progress-row::-webkit-scrollbar{display:none}
      .step-link{min-width:174px}
      .section{padding:58px 0}
      .section.compact{padding:44px 0}
      .section-head{display:block}
      .hero{padding:34px 0 52px}
      .hero-copy{padding:26px;border-radius:24px}
      .hero-intro{font-size:16px}
      .hero-points,.feature-list,.spec-grid,.tiers,.faq-grid{grid-template-columns:1fr}
      .hero-stage{grid-template-columns:1fr}
      .stage-card.large{grid-column:auto;grid-template-columns:1fr}
      .playlist-grid{grid-template-columns:1fr}
      .playlist-card.big{grid-column:auto}
      .timeline-item{grid-template-columns:54px 1fr}
      .timeline-status{grid-column:2}
      .news-item{grid-template-columns:1fr;gap:10px}
      .news-date{text-align:left}
      .news-arrow{display:none}
      .form-grid{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .float-cta{align-items:flex-start;flex-direction:column;border-radius:20px}
      .float-cta .btn{width:100%}
    }
    @media (max-width:520px){
      .brand small{display:none}
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .hero h1{font-size:38px}
      .hero-actions .btn{width:100%}
      .cover{width:104px;height:156px;font-size:13px}
      .stage-card,.feature-panel,.spec-card,.reserve-card,.reserve-side{padding:20px;border-radius:22px}
      .proof-grid{grid-template-columns:1fr}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
    }