/* roulang page: index */
:root{
      --primary:#2563EB;
      --primary-2:#3B82F6;
      --accent:#06B6D4;
      --mint:#14B8A6;
      --warning:#F59E0B;
      --orange:#F97316;
      --bg:#F8FAFC;
      --bg-soft:#EFF6FF;
      --text:#0F172A;
      --muted:#475569;
      --weak:#64748B;
      --border:#E2E8F0;
      --white:#FFFFFF;
      --radius:24px;
      --radius-lg:32px;
      --shadow:0 18px 45px rgba(15,23,42,.08);
      --shadow-hover:0 24px 60px rgba(37,99,235,.16);
      --ring:0 0 0 4px rgba(37,99,235,.18);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 5%, rgba(59,130,246,.14), transparent 28%),
        radial-gradient(circle at 88% 16%, rgba(6,182,212,.12), transparent 28%),
        linear-gradient(180deg,#FFFFFF 0%,#F8FAFC 48%,#EFF6FF 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img,svg{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    .site-container{width:min(1180px,calc(100% - 40px));margin-inline:auto}
    .nav-blur{
      position:sticky;top:0;z-index:50;
      background:rgba(255,255,255,.88);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(226,232,240,.86);
      box-shadow:0 10px 30px rgba(15,23,42,.04);
    }
    .nav-inner{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand-mark{
      width:42px;height:42px;border-radius:16px;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      display:grid;place-items:center;color:#fff;font-weight:800;
      box-shadow:0 14px 30px rgba(37,99,235,.24);
      flex:0 0 auto;
    }
    .brand-text{font-weight:800;letter-spacing:-.02em;line-height:1.2}
    .brand-sub{display:block;font-size:12px;color:var(--weak);font-weight:500;margin-top:2px}
    .desktop-nav{display:flex;align-items:center;gap:8px}
    .nav-link{
      padding:10px 14px;border-radius:999px;color:var(--muted);
      font-weight:650;font-size:15px;transition:.22s ease;
    }
    .nav-link:hover,.nav-link:focus{color:var(--primary);background:#EFF6FF;outline:none}
    .nav-link.active{color:var(--primary);background:#DBEAFE}
    .nav-actions{display:flex;align-items:center;gap:12px}
    .status-pill{
      display:inline-flex;align-items:center;gap:8px;
      padding:8px 12px;border-radius:999px;
      background:#ECFEFF;color:#0E7490;font-weight:700;font-size:13px;
      border:1px solid rgba(6,182,212,.18);
      white-space:nowrap;
    }
    .status-dot{width:8px;height:8px;border-radius:999px;background:var(--mint);box-shadow:0 0 0 5px rgba(20,184,166,.14)}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      border-radius:999px;padding:12px 18px;font-weight:750;
      transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
      border:1px solid transparent;
      line-height:1.2;
    }
    .btn:focus,.mobile-toggle:focus,input:focus,select:focus{outline:none;box-shadow:var(--ring)}
    .btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;box-shadow:0 14px 30px rgba(37,99,235,.22)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 42px rgba(37,99,235,.28);background:linear-gradient(135deg,#1D4ED8,var(--primary))}
    .btn-secondary{background:#fff;color:var(--primary);border-color:#BFDBFE}
    .btn-secondary:hover{background:#EFF6FF;transform:translateY(-2px);border-color:#93C5FD}
    .btn-soft{background:#EFF6FF;color:var(--primary);border-color:#DBEAFE}
    .btn-soft:hover{background:#DBEAFE;transform:translateY(-2px)}
    .mobile-toggle{
      display:none;width:42px;height:42px;border:1px solid var(--border);border-radius:14px;background:#fff;color:var(--text);
      align-items:center;justify-content:center;transition:.2s ease;
    }
    .mobile-menu{display:none;border-top:1px solid var(--border);padding:12px 0 18px}
    .mobile-menu.open{display:block}
    .section{padding:88px 0}
    .section-tight{padding:56px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;border-radius:999px;
      padding:8px 12px;background:#EFF6FF;color:#1D4ED8;
      font-size:14px;font-weight:800;border:1px solid #DBEAFE;
    }
    .hero{padding:74px 0 44px;position:relative}
    .hero-grid{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(420px,.98fr);gap:54px;align-items:center}
    .hero h1{font-size:clamp(34px,5vw,56px);line-height:1.14;letter-spacing:-.045em;margin:18px 0 20px;font-weight:850}
    .text-gradient{background:linear-gradient(135deg,var(--primary),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}
    .lead{font-size:18px;color:var(--muted);line-height:1.86;max-width:650px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
    .hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
    .tag{
      display:inline-flex;align-items:center;gap:7px;padding:7px 11px;border-radius:999px;
      background:#fff;border:1px solid var(--border);color:var(--muted);font-size:13px;font-weight:700;
      box-shadow:0 8px 20px rgba(15,23,42,.04);
    }
    .video-card{
      background:rgba(255,255,255,.9);border:1px solid rgba(191,219,254,.85);
      border-radius:var(--radius-lg);padding:18px;box-shadow:var(--shadow);
      position:relative;overflow:hidden;
    }
    .video-cover{
      aspect-ratio:16/10;border-radius:24px;overflow:hidden;position:relative;
      background:
        linear-gradient(135deg,rgba(37,99,235,.95),rgba(6,182,212,.78)),
        radial-gradient(circle at 28% 26%,rgba(255,255,255,.42),transparent 24%);
    }
    .video-cover:before{
      content:"";position:absolute;inset:0;
      background-image:
        linear-gradient(rgba(255,255,255,.12) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.12) 1px,transparent 1px);
      background-size:30px 30px;opacity:.62;
    }
    .play-button{
      position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
      width:74px;height:74px;border-radius:999px;background:rgba(255,255,255,.95);
      display:grid;place-items:center;box-shadow:0 16px 36px rgba(15,23,42,.18);
    }
    .play-button:after{
      content:"";width:0;height:0;border-top:13px solid transparent;border-bottom:13px solid transparent;border-left:20px solid var(--primary);margin-left:5px;
    }
    .cover-top,.cover-bottom{position:absolute;left:18px;right:18px;display:flex;align-items:center;justify-content:space-between;gap:10px;z-index:2}
    .cover-top{top:18px}.cover-bottom{bottom:18px}
    .live-badge,.info-badge{
      display:inline-flex;align-items:center;gap:7px;border-radius:999px;padding:7px 10px;
      background:rgba(255,255,255,.9);color:#0F172A;font-size:12px;font-weight:800;
      backdrop-filter:blur(12px);
    }
    .info-badge{color:#1D4ED8}
    .progress{
      height:8px;background:rgba(255,255,255,.35);border-radius:999px;overflow:hidden;width:46%;
      box-shadow:inset 0 1px 2px rgba(15,23,42,.1);
    }
    .progress span{display:block;height:100%;width:62%;background:#fff;border-radius:999px}
    .video-meta{display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center;margin-top:18px}
    .meta-title{font-weight:850;font-size:20px;line-height:1.35}
    .meta-desc{color:var(--weak);font-size:14px;margin-top:4px}
    .countdown-row{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
    .time-box{
      background:#fff;border:1px solid var(--border);border-radius:18px;padding:12px 10px;text-align:center;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.95),0 10px 20px rgba(15,23,42,.04);
    }
    .time-num{font-size:24px;line-height:1;font-weight:850;color:var(--primary)}
    .time-unit{font-size:12px;color:var(--weak);margin-top:5px}
    .floating-note{
      position:absolute;right:8px;bottom:42px;transform:translateX(22%);
      background:#fff;border:1px solid #FED7AA;border-radius:20px;padding:12px 14px;
      box-shadow:var(--shadow);font-size:13px;color:#9A3412;font-weight:800;
    }
    .quick-countdown{
      margin-top:28px;background:rgba(255,255,255,.86);border:1px solid #DBEAFE;border-radius:28px;
      box-shadow:var(--shadow);padding:18px;display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;
    }
    .card{
      background:rgba(255,255,255,.92);border:1px solid var(--border);border-radius:var(--radius);
      box-shadow:var(--shadow);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease,background .22s ease;
    }
    .card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#BFDBFE}
    .section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:34px}
    .section-title{font-size:clamp(28px,3.2vw,38px);line-height:1.22;font-weight:850;letter-spacing:-.035em;margin:10px 0 0}
    .section-desc{color:var(--muted);max-width:640px;margin-top:10px}
    .timeline-layout{display:grid;grid-template-columns:360px 1fr;gap:24px}
    .timeline-card{padding:24px;position:relative}
    .timeline-item{display:grid;grid-template-columns:34px 1fr;gap:14px;padding:14px 0;border-bottom:1px dashed #CBD5E1}
    .timeline-item:last-child{border-bottom:0}
    .node{width:16px;height:16px;border-radius:999px;background:#DBEAFE;border:4px solid #fff;box-shadow:0 0 0 2px #93C5FD;margin-top:6px}
    .timeline-item.active .node{background:var(--mint);box-shadow:0 0 0 2px rgba(20,184,166,.4),0 0 0 8px rgba(20,184,166,.12)}
    .status-label{
      display:inline-flex;border-radius:999px;padding:5px 9px;font-size:12px;font-weight:850;border:1px solid transparent;
    }
    .label-live{background:#ECFEFF;color:#0E7490;border-color:#A5F3FC}
    .label-preview{background:#EFF6FF;color:#1D4ED8;border-color:#BFDBFE}
    .label-replay{background:#F1F5F9;color:#475569;border-color:#CBD5E1}
    .label-hot{background:#FFF7ED;color:#C2410C;border-color:#FED7AA}
    .feature-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:24px}
    .main-feature{padding:28px;min-height:360px;display:flex;flex-direction:column;justify-content:space-between;background:linear-gradient(180deg,#FFFFFF,#EFF6FF)}
    .feature-mini-wrap{display:grid;gap:24px}
    .mini-feature{padding:22px;display:grid;grid-template-columns:1fr auto;gap:16px;align-items:center}
    .mini-icon{width:52px;height:52px;border-radius:18px;background:#EFF6FF;color:var(--primary);display:grid;place-items:center;font-weight:900}
    .category-strip{display:flex;gap:14px;overflow-x:auto;padding:6px 4px 12px;scrollbar-width:thin}
    .category-pill{
      min-width:220px;padding:18px;border-radius:22px;background:#fff;border:1px solid var(--border);
      box-shadow:0 12px 28px rgba(15,23,42,.05);transition:.22s ease;
    }
    .category-pill:hover{transform:translateY(-3px);border-color:#93C5FD;box-shadow:var(--shadow-hover)}
    .subscribe-card{
      border-radius:32px;border:1px solid #BFDBFE;box-shadow:var(--shadow);
      background:
        radial-gradient(circle at 18% 25%,rgba(59,130,246,.16),transparent 30%),
        linear-gradient(135deg,#FFFFFF,#EFF6FF);
      padding:34px;
      display:grid;grid-template-columns:.95fr 1.05fr;gap:34px;align-items:center;
    }
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
    .form-field{display:flex;flex-direction:column;gap:7px}
    .form-field label{font-size:13px;color:var(--muted);font-weight:750}
    .form-field input,.form-field select{
      width:100%;border:1px solid #CBD5E1;background:#fff;border-radius:16px;padding:13px 14px;color:var(--text);
      transition:.2s ease;
    }
    .form-field input:hover,.form-field select:hover{border-color:#93C5FD}
    .form-actions{display:flex;align-items:center;gap:14px;margin-top:16px;flex-wrap:wrap}
    .privacy-note{font-size:13px;color:var(--weak)}
    .replay-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
    .replay-card{overflow:hidden}
    .thumb{
      aspect-ratio:16/10;border-radius:22px 22px 0 0;position:relative;overflow:hidden;
      background:linear-gradient(135deg,#DBEAFE,#FFFFFF 45%,#CFFAFE);
    }
    .thumb:after{
      content:"";position:absolute;inset:16px;border:1px solid rgba(37,99,235,.18);border-radius:18px;
      background:linear-gradient(90deg,rgba(37,99,235,.14),transparent);
    }
    .thumb-time{position:absolute;right:12px;bottom:12px;background:rgba(15,23,42,.78);color:#fff;font-size:12px;border-radius:999px;padding:5px 8px;z-index:2}
    .replay-body{padding:18px}
    .proof-band{
      display:grid;grid-template-columns:repeat(3,1fr);gap:18px;
    }
    .proof-item{padding:22px;text-align:center}
    .proof-num{font-size:34px;font-weight:900;color:var(--primary);line-height:1}
    .proof-text{color:var(--muted);margin-top:8px}
    .faq-list{display:grid;grid-template-columns:1fr 1fr;gap:16px}
    .faq-item{padding:22px;border-radius:22px;background:#fff;border:1px solid var(--border);box-shadow:0 10px 26px rgba(15,23,42,.04);transition:.2s ease}
    .faq-item:hover{background:#F8FBFF;border-color:#BFDBFE}
    .faq-question{font-weight:850;font-size:17px;margin-bottom:8px}
    .faq-answer{color:var(--muted);font-size:15px}
    .bottom-cta{
      border-radius:34px;padding:42px;
      background:linear-gradient(135deg,var(--primary),#0EA5E9);
      color:#fff;display:flex;align-items:center;justify-content:space-between;gap:28px;overflow:hidden;position:relative;
    }
    .bottom-cta:before{
      content:"";position:absolute;right:-80px;top:-80px;width:240px;height:240px;border-radius:999px;background:rgba(255,255,255,.16);
    }
    .bottom-cta p{color:rgba(255,255,255,.86)}
    .bottom-cta .btn{background:#fff;color:var(--primary);position:relative}
    .footer{
      background:linear-gradient(180deg,#F1F5F9,#EFF6FF);
      border-top:1px solid #E2E8F0;margin-top:80px;padding:56px 0 26px;
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .9fr;gap:34px}
    .footer-title{font-weight:850;margin-bottom:14px}
    .footer a{color:var(--muted);display:inline-flex;margin:6px 0;transition:.2s ease}
    .footer a:hover{color:var(--primary);transform:translateX(2px)}
    .copyright{border-top:1px solid #DCE6F2;margin-top:34px;padding-top:20px;color:var(--weak);font-size:14px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
    @media (max-width:1024px){
      .hero-grid,.timeline-layout,.subscribe-card{grid-template-columns:1fr}
      .feature-grid{grid-template-columns:1fr}
      .replay-grid{grid-template-columns:repeat(2,1fr)}
      .floating-note{position:static;transform:none;margin-top:14px;display:inline-flex}
      .desktop-nav,.nav-actions{display:none}
      .mobile-toggle{display:flex}
      .nav-inner{min-height:66px}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 28px,1180px)}
      .section{padding:58px 0}
      .hero{padding:44px 0 28px}
      .hero-actions,.form-actions{align-items:stretch}
      .hero-actions .btn,.form-actions .btn{width:100%}
      .quick-countdown{grid-template-columns:1fr}
      .section-head{display:block}
      .proof-band,.faq-list,.footer-grid{grid-template-columns:1fr}
      .form-grid{grid-template-columns:1fr}
      .bottom-cta{display:block;padding:30px}
      .bottom-cta .btn{margin-top:18px;width:100%}
    }
    @media (max-width:520px){
      .brand-text{font-size:14px}
      .brand-sub{display:none}
      .video-meta{grid-template-columns:1fr}
      .countdown-row{grid-template-columns:repeat(4,1fr);gap:7px}
      .time-box{border-radius:14px;padding:10px 6px}
      .time-num{font-size:20px}
      .replay-grid{grid-template-columns:1fr}
      .mini-feature{grid-template-columns:1fr}
      .subscribe-card{padding:24px}
    }

/* roulang page: category1 */
:root{
      --primary:#2563EB;
      --primary-2:#3B82F6;
      --cyan:#06B6D4;
      --mint:#14B8A6;
      --orange:#F59E0B;
      --bg:#F8FAFC;
      --soft:#EFF6FF;
      --text:#0F172A;
      --muted:#475569;
      --weak:#64748B;
      --border:#E2E8F0;
      --card:#FFFFFF;
      --radius:24px;
      --radius-lg:32px;
      --shadow:0 18px 45px rgba(15,23,42,.08);
      --shadow-hover:0 24px 60px rgba(37,99,235,.16);
      --container:1200px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 8% 0%, rgba(59,130,246,.16), transparent 32rem),
        radial-gradient(circle at 92% 12%, rgba(6,182,212,.13), transparent 28rem),
        linear-gradient(180deg,#FFFFFF 0%,#F8FAFC 42%,#EFF6FF 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img,svg{display:block;max-width:100%}
    button,input,select,textarea{font:inherit}
    .site-container{
      width:min(var(--container), calc(100% - 40px));
      margin-inline:auto;
    }
    .nav-blur{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(255,255,255,.86);
      backdrop-filter:blur(18px);
      border-bottom:1px solid rgba(226,232,240,.85);
      box-shadow:0 10px 30px rgba(15,23,42,.04);
    }
    .nav-inner{
      height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:0;
    }
    .brand-mark{
      width:44px;
      height:44px;
      display:grid;
      place-items:center;
      flex:0 0 auto;
      border-radius:16px;
      color:#fff;
      font-weight:800;
      font-size:22px;
      background:linear-gradient(135deg,var(--primary),var(--cyan));
      box-shadow:0 12px 26px rgba(37,99,235,.25);
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      font-weight:800;
      letter-spacing:-.02em;
      line-height:1.15;
      color:var(--text);
      white-space:nowrap;
    }
    .brand-sub{
      margin-top:4px;
      color:var(--weak);
      font-size:12px;
      font-weight:600;
      letter-spacing:0;
    }
    .desktop-nav{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:6px;
      border:1px solid rgba(226,232,240,.75);
      background:rgba(248,250,252,.68);
      border-radius:999px;
    }
    .nav-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:38px;
      padding:0 16px;
      border-radius:999px;
      color:var(--muted);
      font-weight:700;
      font-size:14px;
      transition:all .22s ease;
      outline:none;
    }
    .nav-link:hover{
      color:var(--primary);
      background:#fff;
      box-shadow:0 8px 20px rgba(15,23,42,.06);
    }
    .nav-link:focus-visible,.btn:focus-visible,.mobile-toggle:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
      outline:3px solid rgba(37,99,235,.22);
      outline-offset:3px;
    }
    .nav-link.active{
      color:#fff;
      background:var(--primary);
      box-shadow:0 10px 22px rgba(37,99,235,.22);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .status-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:34px;
      padding:0 12px;
      border-radius:999px;
      border:1px solid rgba(6,182,212,.22);
      background:rgba(236,254,255,.82);
      color:#0E7490;
      font-weight:800;
      font-size:13px;
      white-space:nowrap;
    }
    .status-dot{
      width:8px;
      height:8px;
      border-radius:999px;
      background:var(--mint);
      box-shadow:0 0 0 5px rgba(20,184,166,.14);
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:0 18px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:800;
      font-size:14px;
      transition:transform .22s ease, box-shadow .22s ease, background .22s ease, color .22s ease, border-color .22s ease;
      cursor:pointer;
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(0)}
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      box-shadow:0 14px 30px rgba(37,99,235,.24);
    }
    .btn-primary:hover{
      background:linear-gradient(135deg,#1D4ED8,var(--primary));
      box-shadow:0 18px 36px rgba(37,99,235,.30);
    }
    .btn-secondary{
      color:var(--primary);
      background:#fff;
      border-color:#BFDBFE;
      box-shadow:0 10px 24px rgba(15,23,42,.06);
    }
    .btn-secondary:hover{
      background:var(--soft);
      border-color:#93C5FD;
    }
    .btn-ghost{
      color:var(--muted);
      background:rgba(255,255,255,.78);
      border-color:var(--border);
    }
    .mobile-toggle{
      display:none;
      width:44px;
      height:44px;
      border:1px solid var(--border);
      border-radius:16px;
      background:#fff;
      color:var(--text);
      align-items:center;
      justify-content:center;
      transition:all .22s ease;
    }
    .mobile-toggle:hover{border-color:#93C5FD;color:var(--primary);box-shadow:0 10px 24px rgba(15,23,42,.07)}
    .mobile-menu{
      display:none;
      padding:0 0 16px;
    }
    .mobile-menu.open{display:block}
    .page-hero{
      padding:56px 0 38px;
      position:relative;
    }
    .breadcrumb{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:8px;
      color:var(--weak);
      font-size:14px;
      margin-bottom:18px;
    }
    .breadcrumb a{font-weight:700}
    .breadcrumb a:hover{color:var(--primary)}
    .hero-panel{
      display:grid;
      grid-template-columns:minmax(0,1.35fr) minmax(280px,.65fr);
      gap:24px;
      align-items:stretch;
    }
    .hero-card{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(191,219,254,.9);
      border-radius:var(--radius-lg);
      background:linear-gradient(135deg,rgba(255,255,255,.96),rgba(239,246,255,.96));
      box-shadow:var(--shadow);
      padding:34px;
    }
    .hero-card:before{
      content:"";
      position:absolute;
      inset:auto -120px -160px auto;
      width:320px;
      height:320px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(6,182,212,.18),transparent 70%);
      pointer-events:none;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:#fff;
      border:1px solid #BFDBFE;
      color:var(--primary);
      font-size:13px;
      font-weight:800;
      box-shadow:0 8px 22px rgba(37,99,235,.08);
    }
    h1{
      margin:18px 0 14px;
      max-width:850px;
      font-size:clamp(32px,5vw,50px);
      line-height:1.14;
      letter-spacing:-.04em;
      font-weight:800;
      color:var(--text);
    }
    .gradient-text{
      background:linear-gradient(135deg,var(--primary),var(--cyan));
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .lead{
      max-width:760px;
      color:var(--muted);
      font-size:17px;
      line-height:1.85;
    }
    .meta-row{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:10px;
      margin-top:24px;
    }
    .meta-chip,.badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      min-height:32px;
      padding:0 12px;
      border-radius:999px;
      border:1px solid var(--border);
      background:#fff;
      color:var(--muted);
      font-size:13px;
      font-weight:800;
    }
    .badge-blue{border-color:#BFDBFE;background:#EFF6FF;color:#1D4ED8}
    .badge-green{border-color:#A7F3D0;background:#ECFDF5;color:#047857}
    .badge-orange{border-color:#FED7AA;background:#FFF7ED;color:#C2410C}
    .badge-slate{border-color:#CBD5E1;background:#F8FAFC;color:#475569}
    .stats-card{
      border-radius:var(--radius-lg);
      border:1px solid rgba(226,232,240,.85);
      background:#fff;
      box-shadow:var(--shadow);
      padding:24px;
      display:grid;
      gap:14px;
    }
    .stat-item{
      padding:18px;
      border-radius:22px;
      background:linear-gradient(180deg,#F8FAFC,#FFFFFF);
      border:1px solid var(--border);
    }
    .stat-num{
      color:var(--primary);
      font-size:30px;
      line-height:1;
      font-weight:800;
      letter-spacing:-.03em;
    }
    .stat-label{
      margin-top:7px;
      color:var(--weak);
      font-size:13px;
      font-weight:700;
    }
    .section{
      padding:54px 0;
    }
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:22px;
      margin-bottom:24px;
    }
    .section-kicker{
      color:var(--primary);
      font-weight:800;
      font-size:14px;
      margin-bottom:6px;
    }
    .section-title{
      font-size:clamp(26px,3vw,36px);
      line-height:1.2;
      font-weight:800;
      letter-spacing:-.03em;
      margin:0;
    }
    .section-desc{
      color:var(--muted);
      max-width:640px;
      margin-top:10px;
      font-size:16px;
    }
    .filter-bar{
      position:relative;
      z-index:2;
      display:flex;
      align-items:center;
      gap:10px;
      overflow:auto;
      padding:12px;
      border-radius:24px;
      border:1px solid rgba(226,232,240,.85);
      background:rgba(255,255,255,.84);
      box-shadow:0 14px 32px rgba(15,23,42,.05);
      scrollbar-width:none;
    }
    .filter-bar::-webkit-scrollbar{display:none}
    .tab-pill{
      flex:0 0 auto;
      border:1px solid var(--border);
      background:#fff;
      color:var(--muted);
      border-radius:999px;
      padding:10px 16px;
      min-height:40px;
      font-weight:800;
      font-size:14px;
      transition:all .22s ease;
    }
    .tab-pill:hover{border-color:#93C5FD;color:var(--primary);background:#EFF6FF}
    .tab-pill.active{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 12px 24px rgba(37,99,235,.22)}
    .content-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 330px;
      gap:24px;
      align-items:start;
    }
    .preview-flow{
      display:grid;
      gap:18px;
    }
    .preview-card{
      display:grid;
      grid-template-columns:260px minmax(0,1fr);
      gap:22px;
      padding:18px;
      border-radius:28px;
      border:1px solid rgba(226,232,240,.92);
      background:rgba(255,255,255,.92);
      box-shadow:0 14px 34px rgba(15,23,42,.06);
      transition:all .25s ease;
    }
    .preview-card:hover{
      transform:translateY(-4px);
      border-color:#BFDBFE;
      box-shadow:var(--shadow-hover);
    }
    .cover{
      position:relative;
      min-height:154px;
      aspect-ratio:16/9;
      border-radius:22px;
      overflow:hidden;
      background:
        linear-gradient(120deg,rgba(37,99,235,.88),rgba(6,182,212,.74)),
        repeating-linear-gradient(90deg,rgba(255,255,255,.16) 0 1px,transparent 1px 22px);
      isolation:isolate;
    }
    .cover:before{
      content:"";
      position:absolute;
      inset:16px;
      border:1px solid rgba(255,255,255,.34);
      border-radius:18px;
      background:linear-gradient(180deg,rgba(255,255,255,.16),rgba(255,255,255,.04));
    }
    .cover:after{
      content:"";
      position:absolute;
      width:76px;
      height:76px;
      border-radius:50%;
      left:50%;
      top:50%;
      transform:translate(-50%,-50%);
      background:rgba(255,255,255,.92);
      box-shadow:0 16px 36px rgba(15,23,42,.18);
      clip-path:polygon(0 0,100% 50%,0 100%);
      width:24px;
      height:28px;
      padding:34px;
    }
    .cover-label{
      position:absolute;
      left:14px;
      top:14px;
      z-index:3;
    }
    .cover-time{
      position:absolute;
      right:14px;
      bottom:14px;
      z-index:3;
      padding:5px 9px;
      border-radius:999px;
      background:rgba(15,23,42,.72);
      color:#fff;
      font-size:12px;
      font-weight:800;
    }
    .preview-body{
      min-width:0;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:14px;
    }
    .preview-title{
      font-size:21px;
      line-height:1.38;
      font-weight:800;
      letter-spacing:-.02em;
      margin:0 0 8px;
    }
    .preview-title a:hover{color:var(--primary)}
    .preview-summary{
      color:var(--muted);
      line-height:1.8;
      margin:0;
    }
    .info-line{
      display:flex;
      flex-wrap:wrap;
      gap:10px 16px;
      color:var(--weak);
      font-size:13px;
      font-weight:700;
    }
    .info-line span{
      display:inline-flex;
      align-items:center;
      gap:6px;
    }
    .sidebar{
      position:sticky;
      top:96px;
      display:grid;
      gap:16px;
    }
    .side-card,.summary-card,.faq-card,.cta-panel{
      border:1px solid rgba(226,232,240,.9);
      background:rgba(255,255,255,.92);
      border-radius:var(--radius);
      box-shadow:0 14px 34px rgba(15,23,42,.06);
      padding:22px;
    }
    .side-title{
      font-size:18px;
      font-weight:800;
      margin:0 0 12px;
      letter-spacing:-.02em;
    }
    .subscribe-mini{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .form-field{
      width:100%;
      min-height:46px;
      border:1px solid var(--border);
      border-radius:16px;
      background:#fff;
      padding:0 14px;
      color:var(--text);
      outline:none;
      transition:all .22s ease;
    }
    .form-field:hover{border-color:#BFDBFE}
    .form-field:focus{border-color:var(--primary);box-shadow:0 0 0 4px rgba(37,99,235,.12)}
    .ranking{
      display:grid;
      gap:10px;
      padding:0;
      margin:0;
      list-style:none;
    }
    .ranking li{
      display:flex;
      align-items:center;
      gap:10px;
      padding:11px 0;
      border-bottom:1px dashed var(--border);
      color:var(--muted);
      font-size:14px;
      font-weight:700;
    }
    .ranking li:last-child{border-bottom:0}
    .rank-num{
      width:26px;
      height:26px;
      display:grid;
      place-items:center;
      border-radius:10px;
      background:#EFF6FF;
      color:var(--primary);
      font-weight:900;
      flex:0 0 auto;
    }
    .summary-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:14px;
    }
    .summary-step{
      position:relative;
      padding:22px;
      border-radius:24px;
      background:#fff;
      border:1px solid var(--border);
      box-shadow:0 12px 28px rgba(15,23,42,.05);
      transition:all .22s ease;
    }
    .summary-step:hover{
      transform:translateY(-4px);
      border-color:#BFDBFE;
      box-shadow:var(--shadow-hover);
    }
    .step-no{
      width:34px;
      height:34px;
      display:grid;
      place-items:center;
      border-radius:14px;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--cyan));
      font-weight:900;
      margin-bottom:14px;
    }
    .summary-step h3{
      margin:0 0 8px;
      font-size:18px;
      font-weight:800;
    }
    .summary-step p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
    }
    .replay-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:18px;
    }
    .replay-card{
      border:1px solid var(--border);
      border-radius:28px;
      background:#fff;
      padding:20px;
      box-shadow:0 14px 34px rgba(15,23,42,.06);
      transition:all .22s ease;
    }
    .replay-card:hover{transform:translateY(-4px);border-color:#BFDBFE;box-shadow:var(--shadow-hover)}
    .replay-card.large{
      display:grid;
      grid-template-columns:280px minmax(0,1fr);
      gap:22px;
      align-items:center;
    }
    .mini-cover{
      aspect-ratio:16/9;
      border-radius:22px;
      background:
        radial-gradient(circle at 35% 35%,rgba(255,255,255,.52),transparent 28%),
        linear-gradient(135deg,#DBEAFE,#67E8F9);
      border:1px solid rgba(191,219,254,.8);
      position:relative;
      overflow:hidden;
    }
    .mini-cover:before{
      content:"";
      position:absolute;
      inset:18px;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.75);
    }
    .faq-list{
      display:grid;
      gap:12px;
    }
    .faq-card{
      padding:0;
      overflow:hidden;
      transition:all .22s ease;
    }
    .faq-question{
      width:100%;
      min-height:62px;
      padding:18px 20px;
      border:0;
      background:#fff;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      text-align:left;
      font-weight:800;
      color:var(--text);
      cursor:pointer;
      transition:background .22s ease;
    }
    .faq-question:hover{background:#F8FAFC}
    .faq-answer{
      display:none;
      padding:0 20px 18px;
      color:var(--muted);
      line-height:1.8;
    }
    .faq-card.open .faq-answer{display:block}
    .faq-icon{
      width:28px;
      height:28px;
      display:grid;
      place-items:center;
      border-radius:10px;
      background:#EFF6FF;
      color:var(--primary);
      flex:0 0 auto;
      transition:transform .22s ease;
    }
    .faq-card.open .faq-icon{transform:rotate(45deg)}
    .cta-panel{
      position:relative;
      overflow:hidden;
      padding:34px;
      background:linear-gradient(135deg,#FFFFFF,#EFF6FF);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
    }
    .cta-panel:before{
      content:"";
      position:absolute;
      right:-90px;
      top:-120px;
      width:260px;
      height:260px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(37,99,235,.18),transparent 70%);
    }
    .cta-panel > *{position:relative;z-index:1}
    .pagination{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      margin-top:26px;
    }
    .page-btn{
      min-width:42px;
      height:42px;
      display:inline-grid;
      place-items:center;
      border:1px solid var(--border);
      border-radius:14px;
      background:#fff;
      color:var(--muted);
      font-weight:800;
      transition:all .22s ease;
    }
    .page-btn:hover,.page-btn.active{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 12px 24px rgba(37,99,235,.22)}
    .footer{
      margin-top:46px;
      padding:54px 0 26px;
      background:linear-gradient(180deg,#F8FAFC,#EAF3FF);
      border-top:1px solid rgba(226,232,240,.9);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr .7fr .8fr;
      gap:34px;
      align-items:start;
    }
    .footer-title{
      font-size:15px;
      font-weight:900;
      color:var(--text);
      margin-bottom:14px;
    }
    .footer a:not(.brand):not(.btn){
      display:inline-block;
      color:var(--muted);
      font-weight:700;
      margin:5px 0;
      transition:color .22s ease, transform .22s ease;
    }
    .footer a:not(.brand):not(.btn):hover{
      color:var(--primary);
      transform:translateX(2px);
    }
    .copyright{
      margin-top:34px;
      padding-top:22px;
      border-top:1px solid rgba(203,213,225,.85);
      color:var(--weak);
      font-size:13px;
      display:flex;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
    }
    @media (max-width:1024px){
      .desktop-nav,.nav-actions{display:none}
      .mobile-toggle{display:flex}
      .nav-inner{height:66px}
      .hero-panel,.content-layout,.replay-grid,.replay-card.large{grid-template-columns:1fr}
      .sidebar{position:static}
      .summary-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .preview-card{grid-template-columns:220px minmax(0,1fr)}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 28px,var(--container))}
      .page-hero{padding:38px 0 24px}
      .hero-card{padding:24px;border-radius:26px}
      .section{padding:40px 0}
      .section-head{display:block}
      .preview-card{grid-template-columns:1fr;padding:14px;border-radius:24px}
      .cover{min-height:auto}
      .cta-panel{display:block;padding:26px}
      .cta-panel .flex{margin-top:16px}
      .footer-grid{grid-template-columns:1fr}
      .brand-text{font-size:14px}
      .brand-sub{font-size:11px}
    }
    @media (max-width:520px){
      h1{font-size:32px}
      .summary-grid{grid-template-columns:1fr}
      .meta-row,.preview-card .flex,.cta-panel .flex{align-items:stretch;flex-direction:column}
      .btn{width:100%}
      .filter-bar{border-radius:20px}
      .stat-item{padding:15px}
      .copyright{display:block}
      .copyright span{display:block;margin-top:8px}
    }