/* roulang page: index */
:root{
      --bg:#0F111A;
      --bg-2:#151824;
      --panel:rgba(21,24,36,.78);
      --panel-strong:rgba(10,13,23,.92);
      --text:#FFFFFF;
      --muted:#94A3B8;
      --soft:#CBD5E1;
      --cyan:#00E5FF;
      --green:#39FF14;
      --gold:#FACC15;
      --red:#EF4444;
      --line:rgba(148,163,184,.18);
      --line-bright:rgba(0,229,255,.38);
      --shadow:0 24px 70px rgba(0,0,0,.45);
      --glow:0 0 26px rgba(0,229,255,.24);
      --radius:24px;
      --radius-lg:34px;
      --container:1180px;
      --font:Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      font-family:var(--font);
      background:
        radial-gradient(circle at 18% 8%, rgba(0,229,255,.14), transparent 28%),
        radial-gradient(circle at 85% 18%, rgba(57,255,20,.08), transparent 22%),
        linear-gradient(180deg,#090B12 0%,var(--bg) 38%,#0A0D15 100%);
      color:var(--text);
      line-height:1.6;
      min-height:100vh;
      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:46px 46px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.9), transparent 85%);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%;height:auto}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    :focus-visible{outline:3px solid rgba(0,229,255,.55);outline-offset:4px;border-radius:12px}
    .container{width:min(var(--container),calc(100% - 32px));margin-inline:auto}
    .site-header{
      position:fixed;
      top:0;left:0;right:0;
      z-index:50;
      background:rgba(9,11,18,.76);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--line);
    }
    .nav-shell{
      height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .logo{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:220px;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .logo-mark{
      width:42px;height:42px;border-radius:50%;
      display:grid;place-items:center;
      background:radial-gradient(circle at 30% 20%,#fff 0 8%,var(--gold) 9% 26%,#9A3412 55%,#111827 100%);
      border:2px solid rgba(250,204,21,.7);
      box-shadow:0 0 22px rgba(250,204,21,.28);
      color:#111827;
      font-weight:1000;
    }
    .logo-text{
      display:flex;
      flex-direction:column;
      line-height:1.05;
    }
    .logo-text strong{font-size:14px}
    .logo-text span{font-size:12px;color:var(--muted);font-weight:700}
    .main-nav{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      flex:1;
    }
    .nav-link{
      padding:10px 14px;
      border-radius:999px;
      color:var(--soft);
      font-size:14px;
      font-weight:800;
      transition:.22s ease;
      border:1px solid transparent;
      white-space:nowrap;
    }
    .nav-link:hover,.nav-link.active{
      color:var(--text);
      background:rgba(0,229,255,.08);
      border-color:var(--line-bright);
      box-shadow:var(--glow);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .auth-link{
      color:var(--soft);
      font-weight:800;
      padding:10px 6px;
      font-size:14px;
      white-space:nowrap;
    }
    .auth-link:hover{color:var(--cyan)}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      min-height:46px;
      padding:12px 18px;
      border-radius:999px;
      color:#071016;
      font-weight:950;
      background:linear-gradient(135deg,var(--cyan),var(--green));
      box-shadow:0 0 28px rgba(0,229,255,.22), inset 0 -2px 0 rgba(0,0,0,.18);
      transition:transform .22s ease, box-shadow .22s ease, filter .22s ease;
      border:1px solid rgba(255,255,255,.18);
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(57,255,20,.25),0 18px 42px rgba(0,0,0,.32)}
    .btn:active{transform:translateY(1px) scale(.99)}
    .btn.secondary{
      color:var(--text);
      background:rgba(255,255,255,.06);
      border:1px solid var(--line-bright);
      box-shadow:none;
    }
    .btn.gold{
      background:linear-gradient(135deg,#FDE68A,#FACC15,#FB923C);
      color:#1F1300;
    }
    .mobile-toggle{
      display:none;
      width:44px;height:44px;border-radius:14px;
      background:rgba(255,255,255,.06);
      color:var(--text);
      border:1px solid var(--line);
    }
    main{padding-top:76px}
    section{padding:72px 0}
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:28px;
    }
    .section-kicker{
      color:var(--cyan);
      font-weight:950;
      letter-spacing:.08em;
      text-transform:uppercase;
      font-size:12px;
      margin-bottom:8px;
    }
    .section-title{
      font-size:clamp(28px,3.2vw,44px);
      line-height:1.08;
      letter-spacing:-.04em;
      max-width:760px;
    }
    .section-desc{
      color:var(--muted);
      max-width:560px;
      font-size:16px;
    }
    .hero{
      min-height:720px;
      display:flex;
      align-items:center;
      padding:42px 0 76px;
      background:
        linear-gradient(180deg,rgba(9,11,18,.15),rgba(9,11,18,.88)),
        url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
      position:relative;
      overflow:hidden;
    }
    .hero:after{
      content:"";
      position:absolute;
      inset:auto -10% -18% -10%;
      height:240px;
      background:radial-gradient(ellipse at center, rgba(0,229,255,.22), transparent 60%);
      pointer-events:none;
    }
    .bento{
      position:relative;
      z-index:2;
      display:grid;
      grid-template-columns:1.35fr .65fr;
      grid-template-rows:auto auto;
      gap:18px;
    }
    .hero-main,.hero-mini,.hero-strip{
      border:1px solid rgba(255,255,255,.14);
      background:linear-gradient(145deg,rgba(15,17,26,.82),rgba(21,24,36,.66));
      backdrop-filter:blur(16px);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .hero-main{padding:46px;grid-row:span 2;min-height:492px}
    .hero-main:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:linear-gradient(135deg,rgba(0,229,255,.22),transparent 40%,rgba(57,255,20,.18));
      opacity:.6;
      pointer-events:none;
    }
    .hero-content{position:relative;z-index:1}
    .pill-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}
    .badge,.tag{
      display:inline-flex;align-items:center;gap:8px;
      border-radius:999px;
      padding:8px 12px;
      font-size:13px;
      font-weight:900;
      color:var(--soft);
      border:1px solid var(--line);
      background:rgba(255,255,255,.05);
    }
    .badge.neon{color:#061014;background:linear-gradient(135deg,var(--cyan),var(--green));border-color:transparent}
    h1{
      font-size:clamp(36px,5.8vw,72px);
      line-height:.98;
      letter-spacing:-.07em;
      max-width:920px;
      margin-bottom:22px;
    }
    .hero-lead{
      max-width:760px;
      font-size:clamp(16px,1.7vw,20px);
      color:var(--soft);
      margin-bottom:28px;
    }
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}
    .metric-row{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:22px;
    }
    .metric{
      padding:16px;
      border-radius:20px;
      border:1px solid var(--line);
      background:rgba(0,0,0,.22);
    }
    .metric strong{display:block;font-size:26px;line-height:1;color:var(--text)}
    .metric span{color:var(--muted);font-size:13px;font-weight:700}
    .hero-mini{padding:24px;min-height:226px}
    .mini-icon{
      width:52px;height:52px;border-radius:18px;
      display:grid;place-items:center;
      background:rgba(0,229,255,.1);
      border:1px solid var(--line-bright);
      color:var(--cyan);
      font-size:24px;
      margin-bottom:18px;
    }
    .hero-mini h2{font-size:21px;line-height:1.18;margin-bottom:10px}
    .hero-mini p{color:var(--muted);font-size:14px}
    .hero-strip{
      grid-column:1 / -1;
      padding:18px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      border-radius:26px;
      background:linear-gradient(90deg,rgba(0,229,255,.14),rgba(57,255,20,.08),rgba(250,204,21,.1));
    }
    .strip-list{display:flex;gap:10px;flex-wrap:wrap}
    .strip-item{
      padding:10px 13px;
      border-radius:16px;
      background:rgba(0,0,0,.24);
      color:var(--soft);
      font-weight:850;
      font-size:13px;
      border:1px solid var(--line);
    }
    .coupon-section{background:linear-gradient(180deg,rgba(21,24,36,.28),rgba(15,17,26,.02))}
    .coupon-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .coupon-card{
      position:relative;
      min-height:242px;
      padding:18px;
      border-radius:26px;
      overflow:hidden;
      border:1px solid rgba(0,229,255,.28);
      background:linear-gradient(145deg,rgba(21,24,36,.76),rgba(10,13,23,.88));
      transition:.24s ease;
      box-shadow:0 10px 34px rgba(0,0,0,.22);
    }
    .coupon-card:hover{transform:translateY(-6px);box-shadow:var(--glow),0 20px 48px rgba(0,0,0,.34);border-color:rgba(57,255,20,.46)}
    .coupon-media{
      height:106px;
      border-radius:20px;
      overflow:hidden;
      margin-bottom:14px;
      background:#111827;
      position:relative;
    }
    .coupon-media img{width:100%;height:100%;object-fit:cover;filter:saturate(1.12) contrast(1.08)}
    .coupon-media:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(0,0,0,.52))}
    .coupon-card h3{font-size:18px;line-height:1.22;margin-bottom:8px}
    .coupon-card p{color:var(--muted);font-size:14px;margin-bottom:14px}
    .coupon-foot{display:flex;align-items:center;justify-content:space-between;gap:8px}
    .chip{
      display:inline-flex;
      align-items:center;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(250,204,21,.1);
      color:#FDE68A;
      border:1px solid rgba(250,204,21,.24);
      font-size:12px;
      font-weight:900;
    }
    .tiny-link{color:var(--cyan);font-weight:950;font-size:13px}
    .rules-wrap{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:22px;
      align-items:stretch;
    }
    .rule-panel{
      border-radius:var(--radius-lg);
      background:linear-gradient(145deg,rgba(15,17,26,.92),rgba(21,24,36,.72));
      border:1px solid var(--line);
      padding:28px;
      box-shadow:var(--shadow);
    }
    .rule-panel.visual{
      background:
        linear-gradient(180deg,rgba(9,11,18,.12),rgba(9,11,18,.88)),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
      min-height:430px;
      display:flex;
      flex-direction:column;
      justify-content:end;
    }
    .rule-panel.visual h2{font-size:34px;line-height:1.05;margin-bottom:12px}
    .rule-panel.visual p{color:var(--soft)}
    .rule-list{display:grid;gap:14px}
    .rule-item{
      display:grid;
      grid-template-columns:44px 1fr;
      gap:14px;
      padding:16px;
      border-radius:20px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.04);
      transition:.22s ease;
    }
    .rule-item:hover{border-color:var(--line-bright);background:rgba(0,229,255,.06)}
    .rule-number{
      width:44px;height:44px;border-radius:15px;
      display:grid;place-items:center;
      background:linear-gradient(135deg,var(--cyan),rgba(57,255,20,.8));
      color:#071016;
      font-weight:1000;
    }
    .rule-item h3{font-size:17px;margin-bottom:4px}
    .rule-item p{color:var(--muted);font-size:14px}
    .matrix{
      display:grid;
      grid-template-columns:repeat(5,1fr);
      gap:14px;
    }
    .matrix-card{
      padding:18px;
      min-height:148px;
      border-radius:24px;
      background:rgba(255,255,255,.045);
      border:1px solid var(--line);
      transition:.22s ease;
    }
    .matrix-card:hover{transform:translateY(-4px);background:rgba(0,229,255,.07);border-color:var(--line-bright)}
    .matrix-icon{font-size:28px;margin-bottom:14px}
    .matrix-card h3{font-size:16px;margin-bottom:6px}
    .matrix-card p{color:var(--muted);font-size:13px}
    .reward-stage{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:22px;
      align-items:center;
    }
    .treasure{
      border-radius:var(--radius-lg);
      padding:28px;
      background:
        radial-gradient(circle at 30% 20%,rgba(250,204,21,.18),transparent 30%),
        linear-gradient(145deg,rgba(21,24,36,.86),rgba(10,13,23,.94));
      border:1px solid rgba(250,204,21,.26);
      box-shadow:0 0 36px rgba(250,204,21,.12);
    }
    .reward-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:18px}
    .reward-card{
      padding:16px;
      border-radius:20px;
      background:rgba(0,0,0,.24);
      border:1px solid var(--line);
    }
    .reward-card strong{display:block;font-size:18px;margin-bottom:4px}
    .reward-card span{color:var(--muted);font-size:13px}
    .progress-box{
      border-radius:var(--radius-lg);
      padding:28px;
      background:rgba(255,255,255,.045);
      border:1px solid var(--line);
    }
    .progress-row{margin:18px 0}
    .progress-top{display:flex;justify-content:space-between;color:var(--soft);font-weight:900;margin-bottom:8px;font-size:14px}
    .progress-track{
      height:14px;
      border-radius:999px;
      background:#111827;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.08);
    }
    .progress-fill{
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,#6B7280,#E5E7EB,#00E5FF,#39FF14);
      box-shadow:0 0 18px rgba(0,229,255,.34);
    }
    .topic-rail{
      display:flex;
      gap:14px;
      overflow:auto;
      padding-bottom:8px;
      scrollbar-color:var(--cyan) transparent;
    }
    .topic-card{
      flex:0 0 320px;
      border-radius:26px;
      overflow:hidden;
      border:1px solid var(--line);
      background:rgba(21,24,36,.7);
      transition:.22s ease;
    }
    .topic-card:hover{transform:translateY(-5px);border-color:var(--line-bright);box-shadow:var(--glow)}
    .topic-card img{height:170px;width:100%;object-fit:cover}
    .topic-body{padding:18px}
    .topic-body h3{font-size:19px;margin-bottom:8px}
    .topic-body p{color:var(--muted);font-size:14px;margin-bottom:14px}
    .news-layout{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:22px;
    }
    .news-list,.recommend-box{
      border-radius:var(--radius-lg);
      background:rgba(21,24,36,.7);
      border:1px solid var(--line);
      padding:22px;
    }
    .news-item{
      display:grid;
      grid-template-columns:1fr auto;
      gap:16px;
      padding:16px 0;
      border-bottom:1px solid var(--line);
    }
    .news-item:last-child{border-bottom:0}
    .news-item a{font-weight:950;font-size:17px;line-height:1.3}
    .news-item a:hover{color:var(--cyan)}
    .news-meta{display:flex;gap:10px;flex-wrap:wrap;color:var(--muted);font-size:12px;font-weight:800;margin-top:7px}
    .news-summary{color:var(--muted);font-size:14px;margin-top:8px}
    .date-pill{
      align-self:start;
      padding:8px 10px;
      border-radius:14px;
      background:rgba(0,229,255,.08);
      color:var(--cyan);
      font-size:12px;
      font-weight:900;
      white-space:nowrap;
    }
    .recommend-list{display:grid;gap:12px;margin-top:16px}
    .recommend-item{
      padding:14px;
      border-radius:18px;
      background:rgba(255,255,255,.04);
      border:1px solid var(--line);
    }
    .recommend-item strong{display:block;margin-bottom:5px}
    .recommend-item span{color:var(--muted);font-size:13px}
    .faq-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:16px;
    }
    .faq-card{
      border-radius:24px;
      padding:22px;
      background:rgba(255,255,255,.045);
      border:1px solid var(--line);
    }
    .faq-card h3{font-size:18px;line-height:1.25;margin-bottom:10px;color:var(--text)}
    .faq-card p{color:var(--muted);font-size:14px}
    .use-cta{
      padding:0 0 86px;
    }
    .cta-panel{
      position:relative;
      overflow:hidden;
      border-radius:38px;
      padding:38px;
      min-height:280px;
      display:grid;
      grid-template-columns:1fr auto;
      gap:24px;
      align-items:center;
      background:
        linear-gradient(90deg,rgba(9,11,18,.92),rgba(9,11,18,.62)),
        url('/assets/images/backpic/back-3.jpg') center/cover no-repeat;
      border:1px solid rgba(0,229,255,.28);
      box-shadow:var(--shadow);
    }
    .cta-panel h2{font-size:clamp(30px,4vw,52px);line-height:1.02;letter-spacing:-.05em;margin-bottom:14px}
    .cta-panel p{color:var(--soft);max-width:700px;margin-bottom:22px}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap}
    .cta-badge{
      width:148px;height:148px;border-radius:50%;
      display:grid;place-items:center;text-align:center;
      background:radial-gradient(circle at 35% 20%,#fff 0 8%,#FDE68A 9% 25%,#FACC15 42%,#78350F 100%);
      color:#201100;
      font-weight:1000;
      border:4px solid rgba(250,204,21,.75);
      box-shadow:0 0 34px rgba(250,204,21,.36);
      transform:rotate(6deg);
    }
    .site-footer{
      border-top:1px solid var(--line);
      background:#090B12;
      padding:44px 0 28px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:24px;
      align-items:start;
    }
    .footer-brand{display:flex;gap:12px;align-items:center;margin-bottom:14px}
    .footer-brand strong{font-size:16px;line-height:1.18}
    .footer-text{color:var(--muted);max-width:520px;font-size:14px}
    .footer-title{font-size:14px;text-transform:uppercase;letter-spacing:.08em;color:var(--cyan);margin-bottom:12px}
    .footer-links{display:grid;gap:9px}
    .footer-links a{color:var(--muted);font-weight:750;font-size:14px}
    .footer-links a:hover{color:var(--cyan)}
    .compliance{
      display:flex;
      gap:10px;
      align-items:center;
      flex-wrap:wrap;
      margin-top:18px;
    }
    .age{
      display:inline-grid;
      place-items:center;
      width:42px;height:42px;border-radius:50%;
      border:1px solid rgba(239,68,68,.65);
      color:#FCA5A5;
      font-weight:1000;
      background:rgba(239,68,68,.08);
    }
    .license{color:var(--muted);font-size:13px}
    .copyright{
      margin-top:28px;
      padding-top:18px;
      border-top:1px solid var(--line);
      color:#64748B;
      font-size:13px;
      display:flex;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
    }
    .fab{
      position:fixed;
      left:18px;
      bottom:112px;
      z-index:45;
      width:76px;height:76px;
      border-radius:26px;
      display:grid;
      place-items:center;
      background:linear-gradient(145deg,rgba(24,10,38,.88),rgba(5,8,15,.88));
      border:2px solid transparent;
      background-clip:padding-box;
      box-shadow:0 0 0 1px rgba(0,229,255,.55),0 0 28px rgba(0,229,255,.38);
      color:var(--cyan);
      opacity:.82;
      transition:transform .2s ease,opacity .2s ease,box-shadow .2s ease;
      animation:floatFab 4s ease-in-out infinite;
      user-select:none;
      touch-action:none;
    }
    .fab:before{
      content:"777";
      font-weight:1000;
      letter-spacing:.03em;
      text-shadow:0 0 12px var(--cyan);
    }
    .fab:after{
      content:"";
      position:absolute;
      top:10px;right:10px;
      width:13px;height:13px;border-radius:50%;
      background:var(--red);
      box-shadow:0 0 12px rgba(239,68,68,.9);
      animation:pulse 1.2s infinite;
    }
    .fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 0 1px rgba(57,255,20,.7),0 0 38px rgba(57,255,20,.42)}
    .fab:active{transform:scale(.96)}
    @keyframes floatFab{0%,100%{translate:0 0}50%{translate:0 -8px}}
    @keyframes pulse{0%,100%{opacity:.45;transform:scale(.88)}50%{opacity:1;transform:scale(1.12)}}
    @media (max-width:1024px){
      .nav-shell{height:auto;min-height:74px;flex-wrap:wrap;padding:12px 0}
      .mobile-toggle{display:grid;place-items:center}
      .main-nav{
        order:3;
        flex-basis:100%;
        display:none;
        justify-content:flex-start;
        overflow:auto;
        padding:8px 0 2px;
      }
      .main-nav.open{display:flex}
      .logo{min-width:auto;flex:1}
      main{padding-top:92px}
      .bento{grid-template-columns:1fr}
      .hero-main{grid-row:auto}
      .hero-strip{grid-column:auto;align-items:flex-start;flex-direction:column}
      .coupon-grid{grid-template-columns:repeat(2,1fr)}
      .rules-wrap,.reward-stage,.news-layout{grid-template-columns:1fr}
      .matrix{grid-template-columns:repeat(3,1fr)}
      .faq-grid{grid-template-columns:1fr 1fr}
      .cta-panel{grid-template-columns:1fr}
      .cta-badge{width:118px;height:118px}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      section{padding:54px 0}
      .hero{min-height:auto;padding:24px 0 58px}
      .hero-main{padding:28px;border-radius:28px}
      .metric-row{grid-template-columns:1fr}
      .hero-actions,.nav-actions{gap:8px}
      .auth-link{font-size:13px}
      .btn{min-height:42px;padding:10px 14px;font-size:14px}
      .section-head{display:block}
      .section-desc{margin-top:10px}
      .coupon-grid,.reward-grid,.faq-grid{grid-template-columns:1fr}
      .matrix{grid-template-columns:repeat(2,1fr)}
      .news-item{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:block}
      .fab{width:64px;height:64px;bottom:92px}
    }
    @media (max-width:520px){
      .container{width:min(100% - 22px,var(--container))}
      .logo-text strong{font-size:12px;max-width:155px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
      .logo-text span{font-size:11px}
      .nav-actions .auth-link{display:inline-flex}
      .nav-actions .btn{padding:9px 11px;font-size:13px}
      .mobile-toggle{width:40px;height:40px}
      .main-nav{gap:6px}
      .nav-link{font-size:13px;padding:9px 11px}
      h1{font-size:34px;letter-spacing:-.05em}
      .hero-lead{font-size:15px}
      .hero-mini{min-height:auto}
      .strip-list{width:100%}
      .strip-item{width:100%}
      .matrix{grid-template-columns:1fr}
      .topic-card{flex-basis:86vw}
      .cta-panel{padding:26px;border-radius:28px}
      .rule-panel{padding:22px}
      .rule-panel.visual{min-height:360px}
    }

/* roulang page: category1 */
:root{
      --bg:#0f111a;
      --bg-deep:#090b12;
      --panel:#151824;
      --panel-soft:rgba(23,27,41,.82);
      --panel-bright:#202638;
      --text:#f8fbff;
      --muted:#9ba9bf;
      --cyan:#00e5ff;
      --cyan-soft:rgba(0,229,255,.16);
      --lime:#8aff39;
      --gold:#ffd36a;
      --danger:#ff4d6d;
      --line:rgba(181,206,234,.16);
      --line-bright:rgba(0,229,255,.46);
      --radius-lg:24px;
      --radius-md:16px;
      --radius-sm:11px;
      --shadow:0 22px 60px rgba(0,0,0,.36);
      --container:1180px;
      --font:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;min-width:320px;background:var(--bg);color:var(--text);font-family:var(--font);font-size:16px;line-height:1.65;overflow-x:hidden}
    body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-2;background-image:linear-gradient(rgba(255,255,255,.018) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.018) 1px,transparent 1px);background-size:34px 34px;mask-image:linear-gradient(to bottom,black,transparent 80%)}
    body:after{content:"";position:fixed;z-index:-1;width:520px;height:520px;right:-240px;top:180px;border-radius:50%;background:rgba(0,229,255,.08);filter:blur(100px);pointer-events:none}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid var(--cyan);outline-offset:3px}
    .container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(15,17,26,.87);backdrop-filter:blur(18px);border-bottom:1px solid rgba(181,206,234,.1)}
    .header-row{min-height:76px;display:flex;align-items:center;gap:24px}
    .brand{display:flex;align-items:center;gap:10px;min-width:0;flex:1}
    .logo-mark{width:34px;height:34px;display:grid;place-items:center;flex:0 0 34px;border:1px solid rgba(0,229,255,.6);border-radius:10px;color:var(--cyan);background:linear-gradient(135deg,rgba(0,229,255,.15),rgba(138,255,57,.07));box-shadow:0 0 18px rgba(0,229,255,.18)}
    .brand-name{font-size:13px;line-height:1.25;font-weight:800;letter-spacing:.01em;max-width:260px}
    .main-nav{display:flex;align-items:center;justify-content:center;gap:4px}
    .nav-link{padding:10px 13px;border-radius:9px;font-size:14px;font-weight:700;color:var(--muted);white-space:nowrap;transition:color .2s ease,background .2s ease}
    .nav-link:hover,.nav-link.active{color:var(--text);background:rgba(0,229,255,.1)}
    .nav-link.active{box-shadow:inset 0 -2px 0 var(--cyan)}
    .header-actions{display:flex;align-items:center;gap:9px;margin-left:auto}
    .login-btn,.signup-btn,.button-primary,.button-secondary{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:10px;font-weight:800;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease}
    .login-btn{padding:9px 11px;border:1px solid transparent;color:#d9e4f2;font-size:14px}
    .login-btn:hover{border-color:var(--line);background:rgba(255,255,255,.04)}
    .signup-btn{padding:10px 14px;background:var(--cyan);color:#071018;font-size:14px;box-shadow:0 8px 22px rgba(0,229,255,.18)}
    .signup-btn:hover,.button-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(0,229,255,.3)}
    .hero{position:relative;min-height:620px;isolation:isolate;display:flex;align-items:center;overflow:hidden;border-bottom:1px solid var(--line)}
    .hero:before{content:"";position:absolute;inset:0;z-index:-2;background:linear-gradient(90deg,rgba(9,11,18,.94) 0%,rgba(9,11,18,.72) 48%,rgba(9,11,18,.42) 100%),url('/assets/images/backpic/back-2.jpg') center/cover no-repeat}
    .hero:after{content:"";position:absolute;inset:auto 0 0;height:170px;z-index:-1;background:linear-gradient(transparent,var(--bg))}
    .hero-inner{padding:92px 0 108px;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(360px,.85fr);gap:48px;align-items:center}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;margin:0 0 18px;color:var(--lime);font-weight:800;font-size:13px;text-transform:uppercase;letter-spacing:.08em}
    .eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 14px var(--lime)}
    h1,h2,h3,p{margin-top:0}
    h1{max-width:760px;margin-bottom:19px;font-size:clamp(38px,5vw,68px);line-height:1.06;letter-spacing:0;font-weight:900}
    .hero-copy{max-width:680px;margin-bottom:28px;color:#c5d1e2;font-size:18px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px}
    .button-primary,.button-secondary{min-height:50px;padding:12px 19px;font-size:15px}
    .button-primary{border:1px solid var(--cyan);background:var(--cyan);color:#061015;box-shadow:0 10px 25px rgba(0,229,255,.22)}
    .button-secondary{border:1px solid rgba(229,244,255,.32);background:rgba(10,13,21,.48);color:var(--text)}
    .button-secondary:hover{transform:translateY(-2px);border-color:var(--cyan);background:var(--cyan-soft)}
    .hero-note{margin:17px 0 0;color:var(--muted);font-size:13px}
    .event-panel{border:1px solid var(--line-bright);background:linear-gradient(145deg,rgba(27,34,51,.94),rgba(12,15,24,.93));box-shadow:var(--shadow),0 0 36px rgba(0,229,255,.1);padding:24px;border-radius:var(--radius-lg)}
    .panel-top{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:22px}
    .panel-top strong{font-size:17px}
    .live-dot{display:inline-flex;align-items:center;gap:7px;color:var(--cyan);font-size:12px;font-weight:800}
    .live-dot:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 14px var(--cyan);animation:pulse 1.5s infinite}
    .countdown{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:18px}
    .time-box{min-width:0;padding:12px 5px 10px;border:1px solid var(--line);border-radius:var(--radius-sm);background:rgba(4,7,13,.48);text-align:center}
    .time-box b{display:block;font-size:25px;line-height:1.1;color:#fff}
    .time-box span{display:block;margin-top:5px;color:var(--muted);font-size:10px;text-transform:uppercase}
    .progress-label{display:flex;justify-content:space-between;gap:14px;margin-bottom:8px;font-size:13px;color:#d5e0ec}
    .progress-track{height:10px;overflow:hidden;border-radius:999px;background:#070911;border:1px solid var(--line)}
    .progress-fill{width:72%;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--cyan),var(--lime),var(--gold));box-shadow:0 0 18px rgba(138,255,57,.55)}
    .prize-row{display:flex;align-items:center;gap:12px;margin-top:20px;padding-top:18px;border-top:1px solid var(--line)}
    .prize-icon{width:44px;height:44px;flex:0 0 44px;display:grid;place-items:center;border-radius:13px;color:var(--gold);font-size:23px;background:rgba(255,211,106,.1);border:1px solid rgba(255,211,106,.34)}
    .prize-row p{margin:0;color:var(--muted);font-size:13px;line-height:1.45}
    .prize-row strong{display:block;color:var(--text);font-size:14px}
    main{position:relative}
    .intro-strip{padding:30px 0;border-bottom:1px solid var(--line);background:rgba(255,255,255,.018)}
    .intro-grid{display:grid;grid-template-columns:1.25fr repeat(3,.55fr);gap:20px;align-items:center}
    .intro-grid p{margin:0;color:var(--muted);font-size:14px}
    .stat{padding-left:20px;border-left:1px solid var(--line)}
    .stat b{display:block;color:var(--cyan);font-size:24px;line-height:1.1}
    .stat span{display:block;margin-top:5px;color:var(--muted);font-size:12px}
    .section{padding:94px 0}
    .section-dark{background:rgba(4,6,12,.46);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
    .section-head{display:flex;justify-content:space-between;gap:24px;align-items:end;margin-bottom:34px}
    .section-kicker{margin:0 0 7px;color:var(--cyan);font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.07em}
    h2{margin-bottom:0;font-size:clamp(28px,3.3vw,43px);line-height:1.15;letter-spacing:0}
    .section-summary{max-width:485px;margin:0;color:var(--muted);font-size:15px}
    .game-showcase{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .feature-game{position:relative;min-height:364px;overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--panel);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
    .feature-game:hover{transform:translateY(-5px);border-color:var(--line-bright);box-shadow:0 20px 44px rgba(0,0,0,.3),0 0 24px rgba(0,229,255,.09)}
    .feature-game img{position:absolute;width:100%;height:100%;object-fit:cover;opacity:.68;transition:transform .5s ease}
    .feature-game:hover img{transform:scale(1.045)}
    .feature-game:after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(8,10,17,.95) 4%,rgba(8,10,17,.2) 80%)}
    .game-content{position:absolute;z-index:1;left:26px;right:26px;bottom:24px}
    .game-tag{display:inline-flex;padding:5px 9px;margin-bottom:9px;border:1px solid rgba(138,255,57,.45);border-radius:999px;background:rgba(15,25,18,.73);color:var(--lime);font-size:11px;font-weight:800;text-transform:uppercase}
    .game-content h3{margin-bottom:7px;font-size:25px;line-height:1.18}
    .game-content p{margin:0;color:#cbd6e5;font-size:14px}
    .game-list{display:grid;gap:12px}
    .game-mini{display:grid;grid-template-columns:92px 1fr auto;gap:14px;align-items:center;min-height:82px;padding:10px;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--panel-soft);transition:transform .2s ease,border-color .2s ease,background .2s ease}
    .game-mini:hover{transform:translateX(4px);border-color:var(--line-bright);background:#1b2030}
    .game-mini img{width:92px;height:60px;object-fit:cover;border-radius:9px}
    .game-mini h3{margin:0 0 3px;font-size:15px}
    .game-mini p{margin:0;color:var(--muted);font-size:12px}
    .arrow{color:var(--cyan);font-size:23px;font-weight:300}
    .reward-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:52px;align-items:center}
    .reward-visual{position:relative;min-height:430px;overflow:hidden;border-radius:var(--radius-lg);border:1px solid var(--line)}
    .reward-visual img{width:100%;height:430px;object-fit:cover;opacity:.75}
    .reward-visual:after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(9,12,18,.86),rgba(9,12,18,.12))}
    .reward-badge{position:absolute;z-index:1;left:23px;bottom:23px;padding:15px 17px;max-width:265px;border:1px solid rgba(255,211,106,.5);border-radius:var(--radius-md);background:rgba(14,17,26,.87);box-shadow:0 12px 35px rgba(0,0,0,.25)}
    .reward-badge strong{display:block;color:var(--gold);font-size:17px}
    .reward-badge span{color:#d0d9e8;font-size:13px}
    .reward-copy h2{margin-bottom:18px}
    .reward-copy>p{color:var(--muted);margin-bottom:25px}
    .reward-list{display:grid;gap:12px}
    .reward-item{display:grid;grid-template-columns:43px 1fr;gap:14px;padding:15px 0;border-bottom:1px solid var(--line)}
    .reward-item:last-child{border-bottom:0}
    .reward-number{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:var(--cyan-soft);border:1px solid rgba(0,229,255,.35);color:var(--cyan);font-size:13px;font-weight:900}
    .reward-item h3{margin:0 0 3px;font-size:16px}
    .reward-item p{margin:0;color:var(--muted);font-size:14px}
    .mission-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:18px}
    .mission-lead{padding:31px;border:1px solid rgba(138,255,57,.35);border-radius:var(--radius-lg);background:linear-gradient(145deg,rgba(54,82,36,.33),rgba(20,27,38,.87))}
    .mission-lead h2{margin:10px 0 15px}
    .mission-lead p{color:#c3d0dc}
    .mission-score{display:flex;align-items:baseline;gap:8px;margin:23px 0 18px}
    .mission-score strong{color:var(--lime);font-size:54px;line-height:1;font-weight:900}
    .mission-score span{color:var(--muted);font-size:14px}
    .metal-track{height:13px;overflow:hidden;border:1px solid rgba(255,255,255,.2);border-radius:999px;background:#0a0d14}
    .metal-fill{height:100%;width:68%;background:linear-gradient(90deg,#6c7180,#e5e7ec,#777e89,#d4d8de);box-shadow:0 0 16px rgba(255,255,255,.35)}
    .mission-tasks{display:grid;gap:11px}
    .task-card{display:grid;grid-template-columns:auto 1fr auto;gap:15px;align-items:center;padding:17px 18px;border:1px solid var(--line);border-radius:var(--radius-md);background:var(--panel-soft);transition:border-color .2s ease,transform .2s ease}
    .task-card:hover{border-color:rgba(138,255,57,.56);transform:translateX(4px)}
    .task-check{width:27px;height:27px;display:grid;place-items:center;border-radius:50%;background:rgba(138,255,57,.14);border:1px solid rgba(138,255,57,.48);color:var(--lime);font-size:14px}
    .task-card h3{margin:0 0 3px;font-size:15px}
    .task-card p{margin:0;color:var(--muted);font-size:12px}
    .task-points{color:var(--gold);font-size:13px;font-weight:900;white-space:nowrap}
    .steps{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .step{position:relative;padding:24px 20px;border-top:2px solid var(--line);background:linear-gradient(180deg,rgba(255,255,255,.025),transparent)}
    .step:before{counter-increment:step;content:"0" counter(step);display:block;margin-bottom:17px;color:var(--cyan);font-size:13px;font-weight:900}
    .step:not(:last-child):after{content:"";position:absolute;width:14px;height:14px;right:-8px;top:-8px;border-radius:50%;border:2px solid var(--cyan);background:var(--bg)}
    .step h3{margin-bottom:7px;font-size:17px}
    .step p{margin:0;color:var(--muted);font-size:14px}
    .faq-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:48px;align-items:start}
    .faq-intro{position:sticky;top:102px}
    .faq-intro h2{margin:10px 0 15px}
    .faq-intro p{color:var(--muted)}
    .faq-list{border-top:1px solid var(--line)}
    details{border-bottom:1px solid var(--line)}
    summary{position:relative;padding:20px 42px 20px 0;color:var(--text);font-size:16px;font-weight:800;cursor:pointer;list-style:none}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:4px;top:15px;color:var(--cyan);font-size:27px;font-weight:400;transition:transform .2s ease}
    details[open] summary:after{transform:rotate(45deg)}
    .faq-answer{padding:0 0 20px;color:var(--muted);font-size:14px}
    .cta{padding:86px 0;background:linear-gradient(110deg,rgba(0,229,255,.13),rgba(138,255,57,.08),rgba(15,17,26,.3));border-top:1px solid rgba(0,229,255,.25)}
    .cta-inner{display:flex;justify-content:space-between;gap:32px;align-items:center}
    .cta h2{max-width:720px;margin-bottom:12px}
    .cta p{max-width:690px;margin:0;color:#c7d3e1}
    .cta-actions{display:flex;flex-wrap:wrap;gap:11px;justify-content:flex-end;min-width:290px}
    .site-footer{padding:65px 0 22px;background:#090b12;border-top:1px solid var(--line)}
    .footer-grid{display:grid;grid-template-columns:1.45fr .7fr .8fr;gap:44px}
    .footer-brand{display:flex;align-items:flex-start;gap:10px;margin-bottom:14px}
    .footer-brand strong{max-width:350px;font-size:15px;line-height:1.35}
    .footer-text{max-width:510px;margin-bottom:18px;color:var(--muted);font-size:14px}
    .compliance{display:flex;align-items:center;gap:10px;color:#8695ac;font-size:12px}
    .age{display:inline-grid;place-items:center;width:35px;height:29px;border:1px solid rgba(255,211,106,.45);border-radius:7px;color:var(--gold);font-weight:900}
    .footer-title{margin:4px 0 14px;color:#dfe8f3;font-size:14px}
    .footer-links{display:grid;gap:8px}
    .footer-links a{color:var(--muted);font-size:13px;transition:color .2s ease,transform .2s ease}
    .footer-links a:hover{color:var(--cyan);transform:translateX(3px)}
    .copyright{display:flex;justify-content:space-between;gap:20px;margin-top:44px;padding-top:19px;border-top:1px solid var(--line);color:#718097;font-size:12px}
    .support-fab{position:fixed;z-index:70;left:22px;bottom:23px;width:62px;height:62px;display:grid;place-items:center;border:1px solid var(--cyan);border-radius:18px;background:rgba(10,14,23,.85);color:var(--cyan);box-shadow:0 0 0 4px rgba(0,229,255,.09),0 0 24px rgba(0,229,255,.32);backdrop-filter:blur(10px);transition:transform .2s ease,background .2s ease,box-shadow .2s ease;animation:floating 4s ease-in-out infinite}
    .support-fab:hover{transform:scale(1.1);background:var(--cyan);color:#081018;box-shadow:0 0 0 7px rgba(0,229,255,.1),0 0 32px rgba(0,229,255,.58)}
    .support-fab:active{transform:scale(.95)}
    .support-fab svg{width:27px;height:27px;stroke:currentColor;stroke-width:2;fill:none;stroke-linecap:round;stroke-linejoin:round}
    .support-fab:after{content:"";position:absolute;right:7px;top:7px;width:8px;height:8px;border-radius:50%;background:var(--danger);box-shadow:0 0 9px var(--danger)}
    @keyframes pulse{50%{opacity:.35;transform:scale(.75)}}
    @keyframes floating{50%{transform:translateY(-5px)}}
    @media (max-width:1024px){
      .header-row{gap:12px}
      .brand-name{max-width:185px;font-size:12px}
      .nav-link{padding:9px 8px;font-size:13px}
      .hero-inner{gap:28px}
      .reward-layout,.faq-layout{gap:30px}
      .footer-grid{gap:28px}
    }
    @media (max-width:768px){
      .container{width:min(100% - 30px,var(--container))}
      .site-header{position:relative}
      .header-row{min-height:66px;gap:8px;flex-wrap:wrap;padding:9px 0}
      .brand{flex:1;min-width:165px}
      .brand-name{max-width:170px;font-size:11px}
      .logo-mark{width:30px;height:30px;flex-basis:30px}
      .header-actions{margin-left:0}
      .login-btn{padding:8px 6px;font-size:12px}
      .signup-btn{padding:9px 10px;font-size:12px}
      .main-nav{order:3;width:100%;justify-content:flex-start;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}
      .main-nav::-webkit-scrollbar{display:none}
      .nav-link{padding:7px 10px;font-size:12px}
      .hero{min-height:auto}
      .hero-inner{grid-template-columns:1fr;padding:60px 0 76px;gap:30px}
      .hero-copy{font-size:16px}
      .event-panel{max-width:530px}
      .intro-grid{grid-template-columns:1fr 1fr;gap:17px}
      .intro-grid p{grid-column:1/-1}
      .stat{padding-left:14px}
      .section{padding:66px 0}
      .section-head{display:block;margin-bottom:26px}
      .section-summary{margin-top:13px}
      .game-showcase,.reward-layout,.mission-grid,.faq-layout{grid-template-columns:1fr}
      .feature-game{min-height:310px}
      .reward-visual,.reward-visual img{min-height:330px;height:330px}
      .steps{grid-template-columns:1fr 1fr}
      .faq-intro{position:static}
      .cta-inner{display:block}
      .cta-actions{justify-content:flex-start;margin-top:24px;min-width:0}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:first-child{grid-column:1/-1}
      .copyright{display:grid;gap:7px}
    }
    @media (max-width:520px){
      h1{font-size:36px}
      .hero-actions,.cta-actions{display:grid;grid-template-columns:1fr}
      .button-primary,.button-secondary{width:100%}
      .countdown{gap:6px}
      .time-box b{font-size:20px}
      .intro-grid{grid-template-columns:1fr}
      .stat{padding:11px 0 0;border-left:0;border-top:1px solid var(--line)}
      .game-mini{grid-template-columns:75px 1fr auto;gap:10px}
      .game-mini img{width:75px;height:54px}
      .game-mini p{display:none}
      .game-content{left:19px;right:19px;bottom:19px}
      .game-content h3{font-size:21px}
      .mission-lead{padding:23px}
      .task-card{grid-template-columns:auto 1fr}
      .task-points{grid-column:2}
      .steps{grid-template-columns:1fr}
      .step:not(:last-child):after{right:auto;left:12px;top:auto;bottom:-8px}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid>div:first-child{grid-column:auto}
      .support-fab{left:14px;bottom:15px;width:55px;height:55px;border-radius:16px}
    }

/* roulang page: category2 */
:root{
      --bg:#0b0e16;
      --bg-deep:#070910;
      --surface:#121724;
      --surface-2:#181e2d;
      --surface-3:#20283a;
      --line:rgba(168,190,220,.16);
      --line-bright:rgba(0,229,255,.48);
      --text:#f7fbff;
      --muted:#9aaac1;
      --cyan:#00e5ff;
      --cyan-soft:#74f3ff;
      --green:#83ff58;
      --gold:#ffc857;
      --pink:#f961d8;
      --danger:#ff6175;
      --shadow:0 18px 45px rgba(0,0,0,.34);
      --radius:20px;
      --radius-sm:13px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-width:320px;
      color:var(--text);
      background:var(--bg-deep);
      font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
      line-height:1.6;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      z-index:-2;
      background:
        radial-gradient(circle at 10% 12%,rgba(0,229,255,.1),transparent 27rem),
        radial-gradient(circle at 90% 60%,rgba(131,255,88,.075),transparent 26rem),
        linear-gradient(rgba(255,255,255,.018) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.018) 1px,transparent 1px),
        var(--bg-deep);
      background-size:auto,auto,34px 34px,34px 34px,auto;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    button,input{font:inherit}
    button{cursor:pointer}
    :focus-visible{outline:3px solid var(--cyan);outline-offset:3px}
    .container{width:min(calc(100% - 40px),var(--container));margin-inline:auto}
    .site-header{
      position:sticky;top:0;z-index:50;
      backdrop-filter:blur(18px);
      background:rgba(8,11,18,.84);
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .header-row{height:76px;display:flex;align-items:center;gap:28px}
    .brand{display:inline-flex;align-items:center;gap:10px;min-width:0;flex:1}
    .logo-mark{
      width:34px;height:34px;display:grid;place-items:center;flex:0 0 auto;
      color:#08111a;background:linear-gradient(135deg,var(--cyan),var(--green));
      border-radius:11px;font-size:17px;box-shadow:0 0 24px rgba(0,229,255,.36);
    }
    .brand-name{font-size:.9rem;font-weight:800;line-height:1.25;letter-spacing:-.02em;max-width:300px}
    .main-nav{display:flex;align-items:center;gap:3px}
    .nav-link{
      color:var(--muted);font-size:.91rem;font-weight:700;padding:10px 12px;
      border-radius:10px;white-space:nowrap;transition:.2s ease;
    }
    .nav-link:hover{color:var(--text);background:rgba(255,255,255,.07)}
    .nav-link.active{color:var(--cyan);background:rgba(0,229,255,.1)}
    .account-actions{display:flex;align-items:center;gap:9px;margin-left:auto}
    .login-btn,.signup-btn{
      border:0;border-radius:10px;padding:10px 14px;font-weight:800;font-size:.87rem;
      white-space:nowrap;transition:transform .2s,box-shadow .2s,background .2s;
    }
    .login-btn{color:var(--text);background:transparent}
    .login-btn:hover{background:rgba(255,255,255,.08)}
    .signup-btn{color:#061016;background:var(--cyan);box-shadow:0 7px 22px rgba(0,229,255,.22)}
    .signup-btn:hover{transform:translateY(-2px);box-shadow:0 11px 28px rgba(0,229,255,.36)}
    .hero{
      position:relative;min-height:620px;display:flex;align-items:center;isolation:isolate;
      overflow:hidden;border-bottom:1px solid var(--line);
      background-image:linear-gradient(90deg,rgba(6,8,14,.95) 0%,rgba(6,8,14,.78) 48%,rgba(6,8,14,.32)),url("/assets/images/backpic/back-2.jpg");
      background-size:cover;background-position:center;
    }
    .hero:after{
      content:"";position:absolute;inset:auto -10% -55% 40%;height:500px;z-index:-1;
      background:radial-gradient(ellipse,rgba(0,229,255,.16),transparent 63%);
      filter:blur(8px);
    }
    .hero-grid{width:100%;display:grid;grid-template-columns:1.08fr .92fr;gap:58px;align-items:center;padding:76px 0}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-size:.78rem;font-weight:900;letter-spacing:.11em;text-transform:uppercase}
    .eyebrow:before{content:"";width:8px;height:8px;border-radius:99px;background:var(--green);box-shadow:0 0 14px var(--green)}
    h1,h2,h3,p{margin-top:0}
    h1{margin:15px 0 18px;font-size:clamp(2.25rem,4.3vw,4.5rem);line-height:1.05;letter-spacing:-.055em;max-width:760px}
    .hero-copy{font-size:1.08rem;color:#c3d0e1;max-width:650px;margin-bottom:28px}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:25px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 19px;
      min-height:49px;border:1px solid transparent;border-radius:12px;font-weight:850;
      transition:transform .2s,box-shadow .2s,background .2s,border-color .2s;
    }
    .btn-primary{color:#061219;background:linear-gradient(135deg,var(--cyan),#62f0ef);box-shadow:0 9px 28px rgba(0,229,255,.26)}
    .btn-primary:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(0,229,255,.42)}
    .btn-secondary{color:var(--text);background:rgba(15,20,32,.72);border-color:rgba(255,255,255,.17)}
    .btn-secondary:hover{border-color:var(--cyan);background:rgba(0,229,255,.08);transform:translateY(-2px)}
    .hero-note{display:flex;gap:10px;color:var(--muted);font-size:.87rem;align-items:flex-start}
    .hero-note b{color:var(--green)}
    .launch-panel{
      position:relative;padding:24px;border:1px solid rgba(0,229,255,.3);border-radius:var(--radius);
      background:linear-gradient(145deg,rgba(23,31,48,.96),rgba(11,14,24,.88));box-shadow:var(--shadow),0 0 44px rgba(0,229,255,.09);
    }
    .launch-panel:before{content:"";position:absolute;inset:8px;border:1px solid rgba(255,255,255,.06);border-radius:14px;pointer-events:none}
    .panel-top{position:relative;display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}
    .panel-label{font-size:.77rem;color:var(--muted);font-weight:800;text-transform:uppercase;letter-spacing:.1em}
    .live-badge{padding:5px 10px;border-radius:99px;background:rgba(255,97,117,.13);color:#ff91a0;font-size:.72rem;font-weight:900}
    .countdown-wrap{position:relative;display:grid;place-items:center;padding:8px 0 18px}
    .countdown-ring{
      width:185px;aspect-ratio:1;border-radius:50%;display:grid;place-items:center;
      background:conic-gradient(var(--cyan) 0 68%,rgba(255,255,255,.1) 68% 100%);
      box-shadow:0 0 34px rgba(0,229,255,.23);
    }
    .countdown-ring:before{content:"";position:absolute;width:161px;aspect-ratio:1;border-radius:50%;background:#111827;border:1px solid rgba(255,255,255,.1)}
    .countdown-value{position:relative;text-align:center}
    .countdown-value strong{display:block;font-size:2rem;line-height:1;color:white;letter-spacing:-.08em}
    .countdown-value span{font-size:.73rem;color:var(--muted);font-weight:800}
    .time-grid{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:20px}
    .time-box{text-align:center;padding:9px 5px;background:rgba(255,255,255,.055);border-radius:10px;border:1px solid rgba(255,255,255,.08)}
    .time-box b{display:block;font-size:1.15rem;line-height:1.2;color:var(--cyan)}
    .time-box span{font-size:.68rem;text-transform:uppercase;color:var(--muted);font-weight:750}
    .benefit-dots{position:relative;display:flex;align-items:center;gap:10px;border-top:1px solid var(--line);padding-top:16px}
    .dots{display:flex;gap:6px}.dots i{width:7px;height:7px;border-radius:99px;background:#536071}.dots i:first-child{width:21px;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
    .benefit-dots p{margin:0;color:#d5e2f0;font-size:.84rem;font-weight:700}
    main{padding:0 0 78px}
    .section{padding:90px 0}
    .section-heading{max-width:720px;margin-bottom:38px}
    .section-kicker{color:var(--green);font-size:.77rem;font-weight:900;text-transform:uppercase;letter-spacing:.12em;margin-bottom:9px}
    h2{font-size:clamp(1.75rem,3vw,2.75rem);line-height:1.16;letter-spacing:-.04em;margin-bottom:12px}
    .section-heading p{color:var(--muted);margin-bottom:0}
    .intro-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:54px;align-items:center}
    .feature-image{position:relative;min-height:410px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
    .feature-image img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
    .feature-image:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(5,8,14,.78),transparent 60%)}
    .image-stamp{position:absolute;z-index:1;bottom:20px;left:20px;padding:11px 13px;max-width:230px;border-radius:11px;background:rgba(8,13,22,.83);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.13);font-size:.83rem;font-weight:750}
    .feature-list{display:grid;gap:13px}
    .feature-item{display:grid;grid-template-columns:48px 1fr;gap:15px;padding:16px;border-radius:15px;border:1px solid var(--line);background:rgba(20,26,40,.65);transition:.22s ease}
    .feature-item:hover{border-color:var(--line-bright);transform:translateX(5px);background:rgba(0,229,255,.055)}
    .feature-icon{width:48px;height:48px;display:grid;place-items:center;color:var(--cyan);font-size:1.25rem;border-radius:13px;background:rgba(0,229,255,.1);border:1px solid rgba(0,229,255,.2)}
    .feature-item h3{font-size:1rem;margin:0 0 3px}.feature-item p{color:var(--muted);font-size:.9rem;margin:0}
    .reward-zone{padding:88px 0;background:linear-gradient(180deg,rgba(24,31,47,.58),rgba(10,13,21,.1));border-block:1px solid var(--line)}
    .reward-head{display:flex;gap:30px;align-items:end;justify-content:space-between;margin-bottom:29px}
    .reward-head .section-heading{margin:0}
    .tag{display:inline-flex;align-items:center;padding:6px 10px;border-radius:99px;font-size:.73rem;font-weight:900;letter-spacing:.04em}
    .tag-cyan{color:var(--cyan);background:rgba(0,229,255,.1);border:1px solid rgba(0,229,255,.2)}
    .game-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .game-card{position:relative;min-height:276px;overflow:hidden;border-radius:16px;border:1px solid rgba(0,229,255,.29);background:var(--surface);box-shadow:0 10px 26px rgba(0,0,0,.2);transition:.25s ease}
    .game-card:hover{transform:translateY(-7px);border-color:var(--cyan);box-shadow:0 16px 36px rgba(0,229,255,.16)}
    .game-card img{width:100%;height:148px;object-fit:cover;opacity:.88;transition:.3s}
    .game-card:hover img{transform:scale(1.06);opacity:1}
    .game-card-content{padding:14px}
    .game-card h3{font-size:1rem;margin:8px 0 4px}.game-card p{font-size:.82rem;color:var(--muted);margin:0}
    .game-card .arrow{position:absolute;right:14px;bottom:14px;color:var(--cyan);font-size:1.2rem;font-weight:900}
    .mission-layout{display:grid;grid-template-columns:1fr .86fr;gap:28px;align-items:stretch}
    .mission-board,.vip-panel{padding:27px;border-radius:var(--radius);border:1px solid var(--line);background:linear-gradient(150deg,rgba(26,33,49,.92),rgba(13,17,28,.86));box-shadow:var(--shadow)}
    .mission-title{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:22px}
    .mission-title h2{font-size:1.6rem;margin:0}.mission-title span{color:var(--muted);font-size:.82rem}
    .mission-list{display:grid;gap:11px}
    .mission-item{display:grid;grid-template-columns:auto 1fr auto;gap:13px;align-items:center;padding:13px;border-radius:13px;background:rgba(255,255,255,.035);border:1px solid rgba(255,255,255,.07)}
    .mission-check{width:29px;height:29px;border-radius:9px;display:grid;place-items:center;color:var(--green);font-size:.8rem;border:1px solid rgba(131,255,88,.4);background:rgba(131,255,88,.1)}
    .mission-item h3{margin:0;font-size:.92rem}.mission-item p{margin:1px 0 0;color:var(--muted);font-size:.79rem}
    .point{color:var(--gold);font-size:.81rem;font-weight:900;white-space:nowrap}
    .vip-panel{background-image:linear-gradient(145deg,rgba(30,37,54,.98),rgba(12,16,27,.96)),url("/assets/images/coverpic/cover-7.jpeg");background-size:cover;background-blend-mode:normal}
    .vip-label{display:flex;justify-content:space-between;color:var(--cyan);font-weight:900;font-size:.78rem;letter-spacing:.1em}
    .vip-panel h2{margin:8px 0 10px;font-size:2rem}.vip-panel p{color:#c3d1e1}
    .progress{height:13px;padding:3px;margin:25px 0 10px;border-radius:99px;background:#080b13;border:1px solid rgba(255,255,255,.13)}
    .progress i{display:block;height:100%;width:68%;border-radius:99px;background:linear-gradient(90deg,#8e8f9a,#f6f7ff,#00e5ff,#83ff58);box-shadow:0 0 13px rgba(0,229,255,.65)}
    .progress-data{display:flex;justify-content:space-between;color:var(--muted);font-size:.8rem;font-weight:750}
    .vip-rewards{margin-top:25px;display:flex;gap:10px;flex-wrap:wrap}
    .vip-rewards span{padding:7px 9px;border:1px solid rgba(255,255,255,.12);background:rgba(0,0,0,.2);border-radius:9px;font-size:.78rem;color:#e4edf7}
    .steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .step{position:relative;padding:24px 22px 23px;border-radius:16px;border:1px solid var(--line);background:rgba(18,23,36,.7)}
    .step:not(:last-child):after{content:"→";position:absolute;right:-15px;top:42%;z-index:2;width:28px;height:28px;display:grid;place-items:center;border-radius:50%;color:var(--cyan);background:var(--surface-3);border:1px solid var(--line)}
    .step-number{color:var(--cyan);font-size:.76rem;font-weight:950;letter-spacing:.12em}.step h3{font-size:1.12rem;margin:10px 0 7px}.step p{margin:0;color:var(--muted);font-size:.9rem}
    .faq-layout{display:grid;grid-template-columns:.77fr 1.23fr;gap:58px;align-items:start}
    .faq-intro{position:sticky;top:105px}.faq-intro p{color:var(--muted)}.faq-list{display:grid;gap:10px}
    details{border:1px solid var(--line);background:rgba(19,24,37,.72);border-radius:13px;transition:.2s}
    details[open]{border-color:rgba(0,229,255,.4);background:rgba(0,229,255,.055)}
    summary{list-style:none;position:relative;padding:18px 48px 18px 18px;font-weight:800;cursor:pointer}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"+";position:absolute;right:18px;top:14px;color:var(--cyan);font-size:1.5rem;font-weight:400}
    details[open] summary:after{content:"−"}
    .faq-answer{padding:0 18px 18px;color:var(--muted);font-size:.92rem}
    .cta-box{position:relative;overflow:hidden;padding:48px;border-radius:var(--radius);border:1px solid rgba(0,229,255,.35);background:linear-gradient(120deg,rgba(0,229,255,.14),rgba(23,28,50,.94) 48%,rgba(131,255,88,.1));box-shadow:var(--shadow)}
    .cta-box:after{content:"✦";position:absolute;right:6%;top:-34px;color:rgba(0,229,255,.13);font-size:13rem;line-height:1}
    .cta-content{position:relative;z-index:1;max-width:680px}.cta-box h2{margin-bottom:12px}.cta-box p{color:#c4d3e5;max-width:590px}
    .site-footer{padding:58px 0 22px;background:#080b12;border-top:1px solid var(--line)}
    .footer-grid{display:grid;grid-template-columns:1.55fr .7fr .8fr;gap:48px;padding-bottom:38px}
    .footer-brand{display:flex;align-items:flex-start;gap:10px;line-height:1.35}.footer-brand strong{font-size:.95rem;max-width:410px}
    .footer-text{max-width:520px;margin:16px 0;color:var(--muted);font-size:.88rem}
    .compliance{display:flex;align-items:center;gap:10px}.age{display:inline-grid;place-items:center;width:37px;height:29px;border-radius:8px;color:var(--gold);font-weight:950;border:1px solid rgba(255,200,87,.43);background:rgba(255,200,87,.08)}.license{color:#7e8ca1;font-size:.76rem;max-width:420px}
    .footer-title{margin:3px 0 15px;font-size:.88rem;color:#dce9f8}.footer-links{display:grid;gap:9px}.footer-links a{color:var(--muted);font-size:.86rem;transition:.2s}.footer-links a:hover{color:var(--cyan);transform:translateX(3px)}
    .copyright{padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;color:#748196;font-size:.76rem}
    .floating-help{
      position:fixed;left:20px;bottom:22px;z-index:45;width:58px;height:58px;border:1px solid var(--cyan);
      border-radius:17px;display:grid;place-items:center;color:var(--cyan);font-weight:950;font-size:.73rem;
      background:rgba(17,10,38,.82);backdrop-filter:blur(13px);box-shadow:0 0 20px rgba(0,229,255,.5);
      animation:float 3.8s ease-in-out infinite;transition:.2s;
    }
    .floating-help:after{content:"";position:absolute;top:7px;right:7px;width:7px;height:7px;border-radius:50%;background:var(--pink);box-shadow:0 0 10px var(--pink)}
    .floating-help:hover{transform:scale(1.1);color:white;background:rgba(0,229,255,.22);box-shadow:0 0 34px rgba(0,229,255,.75)}
    @keyframes float{50%{translate:0 -7px}}
    @media(max-width:1024px){
      .header-row{gap:14px}.brand-name{max-width:215px;font-size:.78rem}.nav-link{padding:9px 8px;font-size:.82rem}
      .hero-grid{gap:30px}.game-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{gap:26px}.faq-layout,.intro-layout{gap:35px}
    }
    @media(max-width:768px){
      .container{width:min(calc(100% - 30px),var(--container))}
      .header-row{height:auto;min-height:69px;flex-wrap:wrap;padding:10px 0;gap:7px}
      .brand{flex:1}.brand-name{max-width:205px;font-size:.73rem}.main-nav{order:3;width:100%;overflow-x:auto;padding-bottom:2px}.nav-link{font-size:.8rem;padding:8px 10px}
      .login-btn,.signup-btn{padding:8px 9px;font-size:.76rem}.hero{min-height:auto}.hero-grid{grid-template-columns:1fr;padding:57px 0}.launch-panel{max-width:540px;width:100%}
      .section,.reward-zone{padding:65px 0}.intro-layout,.mission-layout,.faq-layout{grid-template-columns:1fr}.feature-image{min-height:295px}.faq-intro{position:static}.steps{grid-template-columns:1fr}.step:not(:last-child):after{content:"↓";top:auto;bottom:-15px;right:auto;left:calc(50% - 14px)}
      .footer-grid{grid-template-columns:1fr 1fr}.footer-grid>div:first-child{grid-column:1/-1}.cta-box{padding:32px 22px}.copyright{flex-direction:column}
    }
    @media(max-width:520px){
      h1{font-size:2.08rem}.hero-copy{font-size:.98rem}.hero-actions .btn{width:100%}
      .countdown-ring{width:158px}.countdown-ring:before{width:136px}
      .reward-head{display:block}.game-grid{grid-template-columns:1fr}.mission-item{grid-template-columns:auto 1fr}.mission-item .point{grid-column:2}
      .footer-grid{grid-template-columns:1fr}.account-actions{gap:4px}.floating-help{left:14px;bottom:14px;width:53px;height:53px}
    }

/* roulang page: article */
:root {
      --bg: #0f111a;
      --bg-2: #151824;
      --panel: rgba(16, 19, 31, 0.86);
      --panel-2: rgba(20, 24, 38, 0.94);
      --line: rgba(148, 163, 184, 0.18);
      --line-2: rgba(0, 229, 255, 0.32);
      --text: #ffffff;
      --muted: #94a3b8;
      --soft: #cbd5e1;
      --cyan: #00e5ff;
      --green: #39ff14;
      --amber: #f8d46b;
      --rose: #ff5b9a;
      --shadow: 0 24px 60px rgba(0, 0, 0, 0.38);
      --shadow-soft: 0 14px 28px rgba(0, 0, 0, 0.28);
      --radius: 18px;
      --radius-sm: 12px;
      --radius-xs: 10px;
      --container: 1180px;
      --header-h: 90px;
    }

    *, *::before, *::after {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-height: 100vh;
      font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      color:#ffffff;
      background: var(--bg);
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
      text-rendering: optimizeLegibility;
      overflow-x: hidden;
    }

    img {
      display: block;
      max-width: 100%;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    button,
    input,
    textarea,
    select {
      font: inherit;
    }

    ::selection {
      background: rgba(0, 229, 255, 0.24);
      color: #fff;
    }

    .container {
      width: min(var(--container), calc(100% - 32px));
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 80;
      background: rgba(9, 11, 18, 0.84);
      backdrop-filter: blur(18px);
      border-bottom: 1px solid rgba(148, 163, 184, 0.12);
    }

    .header-inner {
      min-height: var(--header-h);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
      color: var(--text);
    }

    .logo-mark {
      width: 38px;
      height: 38px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      font-size: 18px;
      color: #051018;
      background: linear-gradient(135deg, var(--cyan), var(--green));
      box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.08), 0 12px 26px rgba(0, 229, 255, 0.2);
      flex: 0 0 auto;
    }

    .brand strong {
      display: block;
      font-size: 0.98rem;
      line-height: 1.15;
      letter-spacing: 0;
      max-width: min(58vw, 680px);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
      justify-content: flex-end;
    }

    .nav-link {
      position: relative;
      padding: 11px 15px;
      border-radius: 999px;
      color: var(--muted);
      background: transparent;
      border: 1px solid transparent;
      transition: transform 0.2s ease, color 0.2s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
      white-space: nowrap;
      font-size: 0.95rem;
    }

    .nav-link:hover,
    .nav-link:focus-visible {
      color: var(--text);
      border-color: rgba(0, 229, 255, 0.26);
      background: rgba(15, 17, 26, 0.8);
      box-shadow: 0 0 0 1px rgba(0, 229, 255, 0.08), 0 14px 28px rgba(0, 0, 0, 0.2);
      transform: translateY(-1px);
      outline: none;
    }

    .nav-link.active {
      color: #07131a;
      background: linear-gradient(135deg, var(--cyan), #7cf7ff);
      box-shadow: 0 16px 30px rgba(0, 229, 255, 0.2);
      border-color: transparent;
      font-weight: 700;
    }

    .hero {
      position: relative;
      isolation: isolate;
      padding: 34px 0 20px;
      overflow: hidden;
    }

    .hero::before {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(180deg, rgba(15, 17, 26, 0.2), rgba(15, 17, 26, 0.96)),
        url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
      opacity: 0.88;
      z-index: -2;
    }

    .hero::after {
      content: "";
      position: absolute;
      inset: 0;
      background:
        linear-gradient(135deg, rgba(0, 229, 255, 0.06), transparent 40%),
        radial-gradient(circle at top right, rgba(57, 255, 20, 0.08), transparent 30%);
      z-index: -1;
      pointer-events: none;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.4fr) minmax(300px, 0.92fr);
      gap: 26px;
      align-items: stretch;
    }

    .hero-copy,
    .hero-side,
    .panel,
    .content-panel,
    .card,
    .faq-item,
    .note-card {
      border: 1px solid var(--line);
      background: linear-gradient(180deg, rgba(22, 26, 40, 0.92), rgba(14, 17, 28, 0.94));
      box-shadow: var(--shadow-soft);
    }

    .hero-copy {
      border-radius: calc(var(--radius) + 4px);
      padding: 30px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      min-height: 100%;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin: 0 0 16px;
      color: var(--cyan);
      letter-spacing: 0;
      text-transform: uppercase;
      font-size: 0.8rem;
      font-weight: 700;
    }

    .eyebrow::before {
      content: "";
      width: 34px;
      height: 1px;
      background: linear-gradient(90deg, var(--cyan), transparent);
    }

    .hero h1 {
      margin: 0;
      font-size: clamp(2rem, 3vw, 3.4rem);
      line-height: 1.08;
      letter-spacing: 0;
      max-width: 12ch;
    }

    .hero-summary {
      margin: 18px 0 0;
      color: var(--soft);
      font-size: 1.03rem;
      max-width: 62ch;
    }

    .hero-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 22px;
    }

    .meta-pill,
    .tag,
    .mini-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 9px 12px;
      border-radius: 999px;
      border: 1px solid rgba(148, 163, 184, 0.16);
      background: rgba(7, 11, 19, 0.58);
      color: var(--soft);
      font-size: 0.9rem;
    }

    .meta-pill strong {
      color: var(--text);
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 22px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      min-height: 46px;
      padding: 0 18px;
      border-radius: 999px;
      border: 1px solid transparent;
      cursor: pointer;
      transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
      font-weight: 700;
      letter-spacing: 0;
    }

    .btn:focus-visible {
      outline: 2px solid rgba(0, 229, 255, 0.85);
      outline-offset: 2px;
    }

    .btn-primary {
      color: #04111a;
      background: linear-gradient(135deg, var(--cyan), #86f9ff);
      box-shadow: 0 18px 34px rgba(0, 229, 255, 0.18);
    }

    .btn-primary:hover {
      transform: translateY(-1px);
      box-shadow: 0 20px 34px rgba(0, 229, 255, 0.26);
    }

    .btn-secondary {
      color: var(--text);
      background: rgba(255, 255, 255, 0.02);
      border-color: rgba(148, 163, 184, 0.22);
    }

    .btn-secondary:hover {
      transform: translateY(-1px);
      border-color: rgba(0, 229, 255, 0.36);
      background: rgba(0, 229, 255, 0.06);
    }

    .hero-side {
      border-radius: var(--radius);
      overflow: hidden;
      display: grid;
      grid-template-rows: auto 1fr;
      min-height: 100%;
    }

    .hero-visual {
      position: relative;
      min-height: 280px;
      background: #10131d;
    }

    .hero-visual img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .hero-visual::after {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(180deg, rgba(8, 10, 16, 0.04), rgba(8, 10, 16, 0.82));
    }

    .hero-overlay {
      position: absolute;
      left: 16px;
      right: 16px;
      bottom: 16px;
      z-index: 1;
      display: grid;
      gap: 10px;
    }

    .hero-overlay .tag {
      width: fit-content;
      background: rgba(4, 12, 18, 0.7);
      color: #e2faff;
      border-color: rgba(0, 229, 255, 0.18);
    }

    .progress-panel {
      padding: 18px;
      display: grid;
      gap: 16px;
      background: linear-gradient(180deg, rgba(13, 17, 28, 0.98), rgba(19, 24, 38, 0.92));
    }

    .progress-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
    }

    .progress-head h2,
    .section-head h2,
    .content-panel h2,
    .faq-head h2,
    .cta-panel h2 {
      margin: 0;
      font-size: 1.25rem;
      line-height: 1.2;
      letter-spacing: 0;
    }

    .progress-ring {
      --value: 76;
      width: 148px;
      aspect-ratio: 1;
      border-radius: 50%;
      display: grid;
      place-items: center;
      margin-inline: auto;
      background:
        radial-gradient(circle at center, rgba(15, 17, 26, 0.94) 0 56%, transparent 57%),
        conic-gradient(var(--cyan) calc(var(--value) * 1%), rgba(148, 163, 184, 0.16) 0);
      box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05), 0 18px 28px rgba(0, 0, 0, 0.2);
    }

    .progress-ring strong {
      font-size: 1.95rem;
      line-height: 1;
    }

    .progress-ring span {
      display: block;
      margin-top: 6px;
      color: var(--muted);
      font-size: 0.85rem;
      text-align: center;
    }

    .meter {
      display: grid;
      gap: 8px;
    }

    .meter-line {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      color: var(--soft);
      font-size: 0.92rem;
    }

    .bar {
      height: 11px;
      border-radius: 999px;
      background: rgba(148, 163, 184, 0.12);
      overflow: hidden;
      border: 1px solid rgba(148, 163, 184, 0.12);
    }

    .bar > span {
      display: block;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, var(--cyan), var(--green));
      box-shadow: 0 0 20px rgba(0, 229, 255, 0.28);
    }

    .stats-strip {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
      margin: 26px 0 0;
    }

    .stat {
      padding: 18px;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(148, 163, 184, 0.14);
      background: rgba(13, 16, 25, 0.78);
    }

    .stat strong {
      display: block;
      font-size: 1.4rem;
      line-height: 1;
      margin-bottom: 8px;
    }

    .stat span {
      color: var(--muted);
      font-size: 0.92rem;
    }

    .section {
      padding: 30px 0 0;
    }

    .section-head {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 16px;
      margin-bottom: 16px;
    }

    .section-head p {
      margin: 0;
      color: var(--muted);
      max-width: 62ch;
    }

    .content-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
      gap: 24px;
      align-items: start;
    }

    .content-panel {
      border-radius: var(--radius);
      padding: 26px;
    }

    .article-body {
      color: var(--soft);
      font-size: 1.03rem;
    }

    .article-body h2,
    .article-body h3,
    .article-body h4 {
      color: var(--text);
      letter-spacing: 0;
      line-height: 1.2;
      margin: 1.45em 0 0.65em;
    }

    .article-body h2 {
      font-size: 1.38rem;
    }

    .article-body h3 {
      font-size: 1.15rem;
    }

    .article-body p {
      margin: 0 0 1em;
    }

    .article-body ul,
    .article-body ol {
      margin: 0 0 1em;
      padding-left: 1.15rem;
    }

    .article-body li + li {
      margin-top: 0.4rem;
    }

    .article-body a {
      color: var(--cyan);
      text-decoration: underline;
      text-underline-offset: 2px;
    }

    .article-body blockquote {
      margin: 1.3em 0;
      padding: 16px 18px;
      border-left: 3px solid var(--cyan);
      background: rgba(0, 229, 255, 0.06);
      border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
      color: #d8faff;
    }

    .article-body img {
      border-radius: var(--radius-sm);
      margin: 1.2em 0;
      box-shadow: var(--shadow-soft);
    }

    .article-body table {
      width: 100%;
      border-collapse: collapse;
      margin: 1.2em 0;
      overflow: hidden;
      border-radius: var(--radius-sm);
    }

    .article-body th,
    .article-body td {
      border: 1px solid rgba(148, 163, 184, 0.16);
      padding: 12px 14px;
      text-align: left;
    }

    .article-body th {
      background: rgba(255, 255, 255, 0.04);
      color: var(--text);
    }

    .sidebar {
      display: grid;
      gap: 16px;
    }

    .panel {
      border-radius: var(--radius);
      padding: 20px;
    }

    .panel h3 {
      margin: 0 0 12px;
      font-size: 1.05rem;
    }

    .panel p {
      margin: 0;
      color: var(--muted);
    }

    .panel-list {
      display: grid;
      gap: 12px;
      margin-top: 14px;
    }

    .panel-item {
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 12px;
      border-radius: 14px;
      background: rgba(255, 255, 255, 0.03);
      border: 1px solid rgba(148, 163, 184, 0.1);
    }

    .thumb {
      width: 62px;
      aspect-ratio: 1;
      border-radius: 12px;
      object-fit: cover;
      flex: 0 0 auto;
    }

    .panel-item strong {
      display: block;
      color: var(--text);
      margin-bottom: 4px;
      line-height: 1.25;
    }

    .panel-item span {
      color: var(--muted);
      font-size: 0.88rem;
    }

    .chip-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
    }

    .chip-card {
      border-radius: var(--radius-sm);
      border: 1px solid rgba(148, 163, 184, 0.15);
      background: linear-gradient(180deg, rgba(16, 19, 30, 0.92), rgba(12, 15, 24, 0.94));
      overflow: hidden;
      min-height: 100%;
      transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
    }

    .chip-card:hover {
      transform: translateY(-3px);
      border-color: rgba(0, 229, 255, 0.28);
      box-shadow: 0 20px 36px rgba(0, 0, 0, 0.26);
    }

    .chip-card img {
      width: 100%;
      aspect-ratio: 16 / 10;
      object-fit: cover;
    }

    .chip-card .chip-body {
      padding: 16px;
      display: grid;
      gap: 10px;
    }

    .chip-card h3 {
      margin: 0;
      font-size: 1rem;
      line-height: 1.25;
    }

    .chip-card p {
      margin: 0;
      color: var(--muted);
      font-size: 0.92rem;
    }

    .chip-row {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .chip {
      padding: 7px 10px;
      border-radius: 999px;
      background: rgba(0, 229, 255, 0.08);
      border: 1px solid rgba(0, 229, 255, 0.16);
      color: #d9fbff;
      font-size: 0.84rem;
    }

    .faq-grid {
      display: grid;
      gap: 14px;
    }

    .faq-item {
      border-radius: var(--radius);
      padding: 18px 20px;
    }

    .faq-item summary {
      list-style: none;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      color: var(--text);
      font-weight: 700;
      letter-spacing: 0;
    }

    .faq-item summary::-webkit-details-marker {
      display: none;
    }

    .faq-item summary::after {
      content: "+";
      flex: 0 0 auto;
      width: 28px;
      height: 28px;
      border-radius: 50%;
      display: grid;
      place-items: center;
      color: #051018;
      background: linear-gradient(135deg, var(--cyan), #87f9ff);
      box-shadow: 0 12px 24px rgba(0, 229, 255, 0.2);
      transition: transform 0.2s ease;
    }

    .faq-item[open] summary::after {
      content: "–";
      transform: rotate(0deg);
    }

    .faq-item p {
      margin: 12px 0 0;
      color: var(--muted);
    }

    .news-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
    }

    .note-card {
      border-radius: var(--radius-sm);
      padding: 16px;
      display: grid;
      gap: 10px;
    }

    .note-card time {
      color: var(--cyan);
      font-size: 0.84rem;
      font-weight: 700;
      letter-spacing: 0;
    }

    .note-card h3 {
      margin: 0;
      font-size: 1rem;
      line-height: 1.25;
    }

    .note-card p {
      margin: 0;
      color: var(--muted);
      font-size: 0.92rem;
    }

    .cta-panel {
      border-radius: calc(var(--radius) + 4px);
      padding: 28px;
      background:
        linear-gradient(135deg, rgba(0, 229, 255, 0.14), rgba(57, 255, 20, 0.08)),
        linear-gradient(180deg, rgba(15, 18, 30, 0.98), rgba(9, 12, 20, 0.98));
      border: 1px solid rgba(0, 229, 255, 0.16);
      box-shadow: var(--shadow);
      display: grid;
      gap: 16px;
    }

    .cta-panel p {
      margin: 0;
      color: var(--soft);
      max-width: 72ch;
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }

    .site-footer {
      margin-top: 42px;
      padding: 34px 0 24px;
      border-top: 1px solid rgba(148, 163, 184, 0.12);
      background: #0b0d14;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(180px, 0.8fr));
      gap: 24px;
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 12px;
      color: var(--text);
      margin-bottom: 12px;
    }

    .footer-brand strong {
      line-height: 1.25;
      letter-spacing: 0;
    }

    .footer-text {
      margin: 0;
      color: var(--muted);
      max-width: 58ch;
    }

    .compliance {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      align-items: center;
      margin-top: 16px;
    }

    .age {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 46px;
      height: 30px;
      padding: 0 10px;
      border-radius: 999px;
      background: linear-gradient(135deg, var(--rose), #ff7ab0);
      color: #170610;
      font-weight: 800;
      letter-spacing: 0;
    }

    .license {
      color: var(--muted);
      font-size: 0.92rem;
    }

    .footer-title {
      margin: 0 0 12px;
      font-size: 1rem;
      color: var(--text);
    }

    .footer-links {
      display: grid;
      gap: 10px;
    }

    .footer-links a {
      color: var(--muted);
      width: fit-content;
      transition: color 0.2s ease, transform 0.2s ease;
    }

    .footer-links a:hover,
    .footer-links a:focus-visible {
      color: var(--text);
      transform: translateX(2px);
      outline: none;
    }

    .copyright {
      margin-top: 22px;
      padding-top: 18px;
      border-top: 1px solid rgba(148, 163, 184, 0.12);
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 10px;
      color: var(--muted);
      font-size: 0.92rem;
    }

    .support-fab {
      position: fixed;
      left: 18px;
      bottom: 18px;
      z-index: 90;
      width: 68px;
      height: 68px;
      border-radius: 50%;
      border: 1px solid rgba(0, 229, 255, 0.34);
      background:
        radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.12), transparent 35%),
        linear-gradient(145deg, rgba(36, 42, 62, 0.98), rgba(10, 12, 18, 0.98));
      color: var(--text);
      box-shadow: 0 16px 36px rgba(0, 229, 255, 0.14), 0 0 0 1px rgba(57, 255, 20, 0.08);
      display: grid;
      place-items: center;
      cursor: grab;
      transition: transform 0.2s ease, filter 0.2s ease, box-shadow 0.2s ease;
      touch-action: none;
    }

    .support-fab:hover,
    .support-fab:focus-visible {
      transform: scale(1.08);
      filter: brightness(1.08);
      box-shadow: 0 18px 40px rgba(0, 229, 255, 0.18), 0 0 0 1px rgba(57, 255, 20, 0.12);
      outline: none;
    }

    .support-fab svg {
      width: 28px;
      height: 28px;
      stroke: var(--cyan);
    }

    .fab-badge {
      position: absolute;
      top: -4px;
      right: -4px;
      width: 15px;
      height: 15px;
      border-radius: 50%;
      background: linear-gradient(135deg, #ff5c77, #ffb2c2);
      box-shadow: 0 0 0 3px rgba(8, 11, 18, 0.95);
    }

    .empty-state {
      display: grid;
      gap: 14px;
      padding: 18px 0 4px;
    }

    .empty-state h2 {
      margin: 0;
      font-size: 1.4rem;
    }

    .empty-state p {
      margin: 0;
      color: var(--muted);
    }

    @media (max-width: 1024px) {
      .hero-grid,
      .content-grid,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .hero-side {
        min-height: 0;
      }

      .chip-grid,
      .news-grid,
      .stats-strip {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }

    @media (max-width: 768px) {
      .header-inner {
        padding: 14px 0;
        min-height: auto;
        align-items: flex-start;
        flex-direction: column;
      }

      .brand strong {
        max-width: 100%;
        white-space: normal;
      }

      .main-nav {
        width: 100%;
        justify-content: flex-start;
        overflow-x: auto;
        padding-bottom: 4px;
        scrollbar-width: thin;
      }

      .hero {
        padding-top: 22px;
      }

      .hero-copy,
      .content-panel,
      .panel,
      .cta-panel {
        padding: 22px;
      }

      .hero h1 {
        max-width: 100%;
      }

      .section-head {
        flex-direction: column;
        align-items: flex-start;
      }

      .chip-grid,
      .news-grid,
      .stats-strip {
        grid-template-columns: 1fr;
      }

      .copyright {
        flex-direction: column;
      }
    }

    @media (max-width: 520px) {
      :root {
        --header-h: 82px;
      }

      .container {
        width: min(var(--container), calc(100% - 24px));
      }

      .nav-link {
        padding: 10px 13px;
        font-size: 0.92rem;
      }

      .hero-copy,
      .content-panel,
      .panel,
      .cta-panel,
      .faq-item,
      .note-card {
        border-radius: 14px;
      }

      .progress-ring {
        width: 132px;
      }

      .support-fab {
        width: 62px;
        height: 62px;
        left: 12px;
        bottom: 12px;
      }
    }