/* roulang page: index */
:root{
      --bg:#06111f;
      --bg-2:#0b1d33;
      --bg-3:#102746;
      --panel:rgba(255,255,255,.075);
      --panel-strong:rgba(255,255,255,.12);
      --panel-soft:rgba(255,255,255,.045);
      --primary:#35d6ff;
      --primary-2:#14b8ff;
      --secondary:#8b5cf6;
      --accent:#ff4fb8;
      --success:#66f0b6;
      --warning:#ffd166;
      --text:#f3f8ff;
      --muted:#9fb4c8;
      --muted-2:#6f879e;
      --line:rgba(173,216,255,.16);
      --line-strong:rgba(53,214,255,.38);
      --radius-xl:34px;
      --radius-lg:28px;
      --radius-md:18px;
      --radius-sm:12px;
      --shadow-glow:0 0 36px rgba(53,214,255,.22);
      --shadow-card:0 22px 70px rgba(0,0,0,.28);
      --container:1200px;
      --nav-h:72px;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      min-height:100vh;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 15% 8%,rgba(53,214,255,.18),transparent 30%),
        radial-gradient(circle at 82% 16%,rgba(139,92,246,.18),transparent 34%),
        radial-gradient(circle at 70% 82%,rgba(255,79,184,.10),transparent 32%),
        linear-gradient(180deg,var(--bg),#071426 42%,#040b14 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      z-index:-1;
      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:44px 44px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.75),transparent 82%);
    }
    a{color:inherit;text-decoration:none}
    img,svg{max-width:100%;display:block}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(53,214,255,.28);color:#fff}
    .container{width:min(var(--container),calc(100% - 40px));margin:0 auto}
    .section{padding:96px 0;position:relative}
    .section-tight{padding:70px 0}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:34px}
    .section-kicker{
      display:inline-flex;align-items:center;gap:8px;
      padding:7px 12px;border:1px solid var(--line);border-radius:999px;
      color:var(--primary);background:rgba(53,214,255,.075);
      font-size:13px;font-weight:700;letter-spacing:.04em;
    }
    .section-title{font-size:clamp(28px,4vw,42px);line-height:1.18;font-weight:850;letter-spacing:-.03em;margin-top:14px}
    .section-desc{max-width:650px;color:var(--muted);font-size:17px}
    .site-header{
      position:fixed;top:22px;left:0;right:0;z-index:50;
      transition:transform .25s ease,filter .25s ease;
    }
    .nav-shell{
      height:var(--nav-h);
      display:flex;align-items:center;justify-content:space-between;gap:18px;
      padding:0 14px 0 18px;border:1px solid rgba(255,255,255,.12);
      border-radius:999px;background:rgba(8,20,38,.68);
      backdrop-filter:blur(18px);box-shadow:0 12px 42px rgba(0,0,0,.26),0 0 30px rgba(53,214,255,.12);
      transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
    }
    .site-header.scrolled .nav-shell{
      background:rgba(7,18,34,.88);
      border-color:rgba(53,214,255,.24);
      box-shadow:0 18px 54px rgba(0,0,0,.42),0 0 34px rgba(53,214,255,.18);
    }
    .logo{
      display:flex;align-items:center;gap:10px;min-width:max-content;font-weight:900;letter-spacing:-.03em;
    }
    .logo-mark{
      width:40px;height:40px;border-radius:14px;position:relative;
      background:linear-gradient(135deg,var(--primary),var(--secondary) 58%,var(--accent));
      box-shadow:0 0 26px rgba(53,214,255,.35);
      overflow:hidden;
    }
    .logo-mark::before,.logo-mark::after{
      content:"";position:absolute;border-radius:999px;background:rgba(255,255,255,.88)
    }
    .logo-mark::before{width:18px;height:5px;left:11px;top:13px;box-shadow:0 8px 0 rgba(255,255,255,.72)}
    .logo-mark::after{width:7px;height:7px;right:8px;bottom:8px;box-shadow:0 0 12px rgba(255,255,255,.9)}
    .logo-text{font-size:18px;text-shadow:0 0 18px rgba(53,214,255,.32)}
    .nav-links{display:flex;align-items:center;justify-content:center;gap:6px;flex:1}
    .nav-links a{
      padding:10px 14px;border-radius:999px;color:#dcecff;font-size:15px;font-weight:700;
      transition:background .2s ease,color .2s ease,box-shadow .2s ease,transform .2s ease;
      outline:none;
    }
    .nav-links a:hover{color:var(--primary);background:rgba(255,255,255,.07)}
    .nav-links a.active{color:#fff;background:rgba(53,214,255,.16);box-shadow:inset 0 0 0 1px rgba(53,214,255,.18),0 0 18px rgba(53,214,255,.12)}
    .nav-links a:focus-visible,.btn:focus-visible,.faq-question:focus-visible,.menu-toggle:focus-visible{outline:2px solid var(--primary);outline-offset:3px}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .btn{
      display:inline-flex;align-items:center;justify-content:center;gap:8px;
      min-height:46px;padding:0 20px;border-radius:999px;font-weight:800;letter-spacing:.01em;
      transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease,background .22s ease,color .22s ease,filter .22s ease;
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff;background:linear-gradient(135deg,var(--primary-2),var(--secondary) 58%,var(--accent));
      box-shadow:0 12px 32px rgba(53,214,255,.22),inset 0 1px 0 rgba(255,255,255,.22);
    }
    .btn-primary:hover{transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 18px 46px rgba(53,214,255,.30),0 0 28px rgba(139,92,246,.24)}
    .btn-primary:active,.btn-secondary:active{transform:scale(.98)}
    .btn-secondary{
      color:#e8f6ff;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
      backdrop-filter:blur(12px);
    }
    .btn-secondary:hover{border-color:rgba(53,214,255,.55);color:var(--primary);background:rgba(53,214,255,.08);transform:translateY(-2px)}
    .text-link{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:800}
    .text-link span{transition:transform .2s ease}
    .text-link:hover span{transform:translateX(4px)}
    .menu-toggle{
      display:none;width:46px;height:46px;border-radius:50%;
      background:rgba(255,255,255,.07);border:1px solid var(--line);color:#fff;
    }
    .menu-toggle i,.menu-toggle i::before,.menu-toggle i::after{
      display:block;width:18px;height:2px;background:currentColor;border-radius:4px;margin:auto;position:relative;transition:.2s ease;
    }
    .menu-toggle i::before,.menu-toggle i::after{content:"";position:absolute;left:0}
    .menu-toggle i::before{top:-6px}.menu-toggle i::after{top:6px}
    .menu-open .menu-toggle i{background:transparent}
    .menu-open .menu-toggle i::before{top:0;transform:rotate(45deg)}
    .menu-open .menu-toggle i::after{top:0;transform:rotate(-45deg)}
    .hero{padding:160px 0 54px;min-height:760px;display:flex;align-items:center}
    .hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:54px;align-items:center}
    .hero-copy h1{
      font-size:clamp(36px,5.6vw,64px);line-height:1.08;font-weight:900;letter-spacing:-.055em;
      max-width:760px;
    }
    .grad-text{
      background:linear-gradient(90deg,#fff,var(--primary) 42%,#c5b4ff 76%,#fff);
      -webkit-background-clip:text;background-clip:text;color:transparent;
    }
    .hero-copy p{margin-top:22px;color:#c3d4e6;font-size:18px;max-width:660px}
    .hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
    .hero-note{margin-top:18px;display:flex;align-items:center;gap:10px;color:var(--muted);font-size:14px}
    .pulse-dot{width:9px;height:9px;border-radius:50%;background:var(--success);box-shadow:0 0 16px rgba(102,240,182,.7);animation:pulse 1.8s infinite}
    @keyframes pulse{0%,100%{transform:scale(1);opacity:.8}50%{transform:scale(1.45);opacity:1}}
    .dashboard{
      position:relative;padding:24px;border:1px solid rgba(255,255,255,.14);
      border-radius:var(--radius-xl);background:linear-gradient(180deg,rgba(255,255,255,.11),rgba(255,255,255,.055));
      backdrop-filter:blur(18px);box-shadow:var(--shadow-card),var(--shadow-glow);
      overflow:hidden;
    }
    .dashboard::before{
      content:"";position:absolute;inset:-2px;background:
        radial-gradient(circle at 30% 15%,rgba(53,214,255,.20),transparent 28%),
        radial-gradient(circle at 82% 70%,rgba(255,79,184,.16),transparent 30%);
      pointer-events:none;
    }
    .dash-top,.dash-body,.dash-card,.trend-panel{position:relative;z-index:1}
    .dash-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
    .dash-title{font-weight:850;font-size:18px}
    .badge{
      display:inline-flex;align-items:center;gap:7px;padding:6px 11px;border-radius:999px;
      font-size:12px;font-weight:800;border:1px solid rgba(255,255,255,.14);color:#eaf7ff;background:rgba(255,255,255,.07)
    }
    .badge.cyan{color:var(--primary);background:rgba(53,214,255,.10);border-color:rgba(53,214,255,.24)}
    .badge.purple{color:#d8c9ff;background:rgba(139,92,246,.14);border-color:rgba(139,92,246,.28)}
    .badge.pink{color:#ffc3e5;background:rgba(255,79,184,.13);border-color:rgba(255,79,184,.28)}
    .dash-body{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}
    .dash-card,.trend-panel,.mini-card{
      border:1px solid var(--line);border-radius:22px;background:rgba(5,14,28,.38);
      padding:18px;box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
    }
    .hot-row{display:grid;grid-template-columns:72px 1fr 44px;gap:10px;align-items:center;padding:12px 0;border-bottom:1px solid rgba(255,255,255,.08)}
    .hot-row:last-child{border-bottom:0}
    .hot-name{font-size:14px;color:#d8e8f7;font-weight:700}
    .bar{height:8px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}
    .bar i{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--primary),var(--secondary),var(--accent))}
    .hot-num{font-size:12px;color:var(--muted);text-align:right}
    .trend-panel{display:flex;flex-direction:column;justify-content:space-between;min-height:238px}
    .trend-lines{height:120px;border-radius:18px;background:linear-gradient(180deg,rgba(53,214,255,.08),rgba(139,92,246,.05));position:relative;overflow:hidden}
    .trend-lines svg{position:absolute;inset:14px;width:calc(100% - 28px);height:calc(100% - 28px)}
    .lock-card{margin-top:16px;display:flex;align-items:center;gap:12px;padding:14px;border-radius:18px;background:rgba(139,92,246,.12);border:1px solid rgba(139,92,246,.25)}
    .lock-icon{width:34px;height:34px;border-radius:12px;background:linear-gradient(135deg,var(--secondary),var(--accent));display:grid;place-items:center;box-shadow:0 0 20px rgba(139,92,246,.25)}
    .feature-strip{padding:18px 0 18px}
    .feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
    .mini-card{display:flex;align-items:center;gap:13px;padding:16px 18px;transition:.22s ease}
    .mini-card:hover{transform:translateY(-3px);border-color:rgba(53,214,255,.35);box-shadow:0 16px 36px rgba(0,0,0,.22)}
    .mini-icon{width:42px;height:42px;border-radius:15px;background:rgba(53,214,255,.10);display:grid;place-items:center;color:var(--primary);font-weight:900}
    .mini-card strong{display:block;line-height:1.25}
    .mini-card span{display:block;color:var(--muted);font-size:13px;margin-top:2px}
    .matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
    .plan{
      position:relative;border:1px solid var(--line);border-radius:var(--radius-lg);background:rgba(255,255,255,.065);
      padding:28px;backdrop-filter:blur(16px);box-shadow:var(--shadow-card);transition:.22s ease;overflow:hidden;
    }
    .plan::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 80% 0,rgba(53,214,255,.10),transparent 30%);opacity:.9;pointer-events:none}
    .plan.recommended{border-color:rgba(139,92,246,.55);box-shadow:0 24px 74px rgba(0,0,0,.34),0 0 36px rgba(139,92,246,.22)}
    .plan:hover{transform:translateY(-5px);border-color:rgba(53,214,255,.48)}
    .plan-head{position:relative;display:flex;justify-content:space-between;gap:12px;align-items:flex-start;margin-bottom:18px}
    .plan h3{font-size:24px;line-height:1.2}
    .plan p{color:var(--muted);font-size:14px;margin-top:7px}
    .price{font-size:30px;font-weight:900;margin:18px 0 4px}
    .price small{font-size:13px;color:var(--muted);font-weight:700}
    .benefit-list{list-style:none;margin-top:22px;display:grid;gap:12px}
    .benefit-list li{display:flex;align-items:flex-start;gap:10px;color:#d8e8f7;font-size:15px}
    .check{
      width:20px;height:20px;min-width:20px;border-radius:50%;display:grid;place-items:center;
      color:#06111f;background:var(--primary);font-size:12px;font-weight:900;box-shadow:0 0 14px rgba(53,214,255,.35);margin-top:3px
    }
    .levels-wrap{display:grid;grid-template-columns:.78fr 1.22fr;gap:28px;align-items:stretch}
    .level-rail{
      border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px;background:rgba(255,255,255,.055);
      position:relative;overflow:hidden;
    }
    .level-step{display:flex;gap:14px;padding:18px 0;position:relative}
    .level-step:not(:last-child){border-bottom:1px solid rgba(255,255,255,.08)}
    .step-num{
      width:42px;height:42px;border-radius:15px;background:rgba(255,255,255,.07);display:grid;place-items:center;
      font-weight:900;color:var(--primary);border:1px solid var(--line)
    }
    .level-step:nth-child(2) .step-num{background:rgba(53,214,255,.12);box-shadow:0 0 18px rgba(53,214,255,.15)}
    .level-step:nth-child(3) .step-num{color:#fff;background:linear-gradient(135deg,var(--secondary),var(--accent));box-shadow:0 0 22px rgba(255,79,184,.18)}
    .level-step h3{font-size:20px}
    .level-step p{color:var(--muted);font-size:14px}
    .level-detail{display:grid;gap:18px}
    .detail-card{
      border:1px solid var(--line);border-radius:24px;background:rgba(255,255,255,.065);padding:24px;
      display:grid;grid-template-columns:190px 1fr;gap:22px;align-items:center;transition:.22s ease;
    }
    .detail-card:hover{transform:translateX(4px);border-color:rgba(53,214,255,.38);box-shadow:0 20px 50px rgba(0,0,0,.22)}
    .detail-card strong{font-size:22px}
    .dot-list{list-style:none;display:grid;gap:8px;color:#d5e6f6;font-size:15px}
    .dot-list li{position:relative;padding-left:18px}
    .dot-list li::before{content:"";position:absolute;left:0;top:.78em;width:7px;height:7px;border-radius:50%;background:var(--primary);box-shadow:0 0 12px rgba(53,214,255,.65)}
    .preview-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:18px}
    .content-card{
      min-height:236px;border:1px solid var(--line);border-radius:26px;padding:24px;
      background:linear-gradient(180deg,rgba(255,255,255,.085),rgba(255,255,255,.045));
      backdrop-filter:blur(14px);position:relative;overflow:hidden;transition:.22s ease;
    }
    .content-card::after{
      content:"";position:absolute;right:-34px;bottom:-34px;width:138px;height:138px;border-radius:50%;
      background:radial-gradient(circle,rgba(53,214,255,.18),transparent 68%);
    }
    .content-card.large{grid-row:span 2;min-height:490px}
    .content-card:hover{transform:translateY(-4px);border-color:rgba(53,214,255,.42);box-shadow:0 22px 56px rgba(0,0,0,.25)}
    .content-card h3{font-size:24px;line-height:1.25;margin:18px 0 10px;position:relative;z-index:1}
    .content-card p{color:var(--muted);font-size:15px;position:relative;z-index:1}
    .card-meta{display:flex;align-items:center;gap:9px;flex-wrap:wrap;position:relative;z-index:1}
    .radar{
      margin-top:40px;height:190px;border-radius:24px;border:1px solid rgba(53,214,255,.18);
      background:
        radial-gradient(circle at center,rgba(53,214,255,.18) 0 2px,transparent 3px),
        repeating-radial-gradient(circle at center,rgba(53,214,255,.14) 0 1px,transparent 1px 34px);
      position:relative;overflow:hidden;
    }
    .radar::before{content:"";position:absolute;left:50%;top:50%;width:120%;height:2px;background:linear-gradient(90deg,transparent,var(--primary),transparent);transform-origin:left center;animation:sweep 4s linear infinite}
    @keyframes sweep{to{transform:rotate(360deg)}}
    .faq-list{display:grid;gap:14px;max-width:920px;margin:0 auto}
    .faq-item{border:1px solid var(--line);border-radius:22px;background:rgba(255,255,255,.06);overflow:hidden}
    .faq-question{
      width:100%;min-height:64px;padding:18px 22px;background:transparent;color:#fff;
      display:flex;align-items:center;justify-content:space-between;gap:18px;text-align:left;font-weight:850;font-size:17px;
    }
    .faq-icon{width:28px;height:28px;min-width:28px;border-radius:50%;display:grid;place-items:center;background:rgba(53,214,255,.10);color:var(--primary);transition:.2s ease}
    .faq-answer{max-height:0;overflow:hidden;transition:max-height .28s ease;background:rgba(53,214,255,.045)}
    .faq-answer p{padding:0 22px 20px 22px;color:var(--muted);border-left:3px solid var(--primary);margin-left:22px}
    .faq-item.open{border-color:rgba(53,214,255,.34)}
    .faq-item.open .faq-icon{transform:rotate(45deg);background:rgba(53,214,255,.18)}
    .cta-panel{
      position:relative;overflow:hidden;border-radius:var(--radius-xl);padding:54px;
      border:1px solid rgba(53,214,255,.28);
      background:
        radial-gradient(circle at 18% 18%,rgba(53,214,255,.20),transparent 32%),
        radial-gradient(circle at 78% 60%,rgba(255,79,184,.18),transparent 34%),
        linear-gradient(135deg,rgba(255,255,255,.12),rgba(255,255,255,.055));
      box-shadow:0 28px 90px rgba(0,0,0,.34),0 0 48px rgba(53,214,255,.18);
    }
    .cta-panel::before{
      content:"";position:absolute;inset:0;padding:1px;border-radius:inherit;
      background:linear-gradient(90deg,rgba(53,214,255,.6),rgba(139,92,246,.15),rgba(255,79,184,.52));
      -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
      -webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;
    }
    .cta-content{position:relative;z-index:1;display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}
    .cta-content h2{font-size:clamp(28px,4vw,44px);line-height:1.15;margin-bottom:12px}
    .cta-content p{color:#c7d8e9;max-width:700px}
    .cta-actions{display:flex;gap:12px;align-items:center;flex-wrap:wrap;justify-content:flex-end}
    .site-footer{
      margin-top:40px;border-top:1px solid rgba(53,214,255,.16);
      background:linear-gradient(180deg,rgba(4,11,20,.35),rgba(2,7,13,.78));
      padding:50px 0 28px;position:relative;
    }
    .site-footer::before{content:"";position:absolute;top:-1px;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--primary),transparent);opacity:.7}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:34px}
    .footer-brand p{color:var(--muted);margin-top:14px;max-width:430px}
    .footer-title{font-size:15px;color:#fff;font-weight:900;margin-bottom:14px}
    .footer-links{list-style:none;display:grid;gap:10px}
    .footer-links a{color:var(--muted);transition:.18s ease}
    .footer-links a:hover{color:var(--primary);padding-left:3px}
    .footer-bottom{margin-top:34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;gap:16px;color:var(--muted-2);font-size:13px;flex-wrap:wrap}
    @media (max-width:1024px){
      .hero-grid,.levels-wrap{grid-template-columns:1fr;gap:34px}
      .hero{padding-top:138px;min-height:auto}
      .dashboard{max-width:720px;margin:0 auto}
      .feature-grid{grid-template-columns:repeat(2,1fr)}
      .matrix{grid-template-columns:1fr}
      .preview-grid{grid-template-columns:1fr 1fr}
      .content-card.large{grid-column:1/-1;min-height:360px}
      .cta-content{grid-template-columns:1fr}
      .cta-actions{justify-content:flex-start}
    }
    @media (max-width:820px){
      .site-header{top:14px}
      .nav-shell{height:auto;min-height:64px;padding:9px 10px 9px 14px;border-radius:28px;align-items:flex-start;flex-wrap:wrap}
      .logo-text{font-size:16px}
      .menu-toggle{display:grid;place-items:center}
      .nav-actions{margin-left:auto}
      .nav-actions .btn{display:none}
      .nav-links{
        order:3;flex-basis:100%;display:none;grid-template-columns:1fr;gap:8px;padding:12px 0 4px;
      }
      .menu-open .nav-links{display:grid}
      .nav-links a{padding:14px 16px;background:rgba(255,255,255,.05)}
      .hero-copy{text-align:left}
      .dash-body{grid-template-columns:1fr}
      .section{padding:70px 0}
      .section-head{display:block}
      .section-desc{margin-top:12px}
      .detail-card{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:560px){
      .container{width:min(100% - 28px,var(--container))}
      .hero{padding:118px 0 38px}
      .hero-copy h1{font-size:38px}
      .hero-copy p{font-size:16px}
      .hero-cta .btn,.cta-actions .btn{width:100%}
      .feature-grid,.preview-grid{grid-template-columns:1fr}
      .content-card.large{min-height:330px}
      .plan,.level-rail,.detail-card,.content-card{padding:22px}
      .cta-panel{padding:30px 20px;text-align:center}
      .cta-actions{justify-content:center}
      .hot-row{grid-template-columns:62px 1fr 36px}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:8px}
    }

/* roulang page: category2 */
:root{
      --bg:#06111f;
      --bg-2:#0b1d33;
      --bg-3:#102744;
      --panel:rgba(255,255,255,.075);
      --panel-strong:rgba(255,255,255,.12);
      --panel-soft:rgba(255,255,255,.045);
      --primary:#35d6ff;
      --primary-2:#7ce8ff;
      --secondary:#8b5cf6;
      --accent:#ff4fb8;
      --warning:#ffd166;
      --success:#65f2b6;
      --text:#f3f8ff;
      --muted:#9fb4c8;
      --muted-2:#6f879f;
      --line:rgba(173,216,255,.16);
      --line-strong:rgba(124,232,255,.34);
      --radius-lg:28px;
      --radius-md:18px;
      --radius-sm:12px;
      --shadow-glow:0 0 36px rgba(53,214,255,.22);
      --shadow-card:0 22px 70px rgba(0,0,0,.28);
      --max:1200px;
      --nav-h:74px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 8%,rgba(53,214,255,.18),transparent 34%),
        radial-gradient(circle at 85% 0%,rgba(139,92,246,.22),transparent 30%),
        radial-gradient(circle at 70% 72%,rgba(255,79,184,.11),transparent 32%),
        linear-gradient(180deg,#06111f 0%,#071728 48%,#050b15 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
      background-size:48px 48px;
      mask-image:linear-gradient(to bottom,rgba(0,0,0,.85),transparent 72%);
      z-index:-2;
    }
    body::after{
      content:"";
      position:fixed;
      width:520px;
      height:520px;
      right:-180px;
      top:180px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(53,214,255,.1),transparent 68%);
      filter:blur(10px);
      pointer-events:none;
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img,svg{max-width:100%;display:block}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(calc(100% - 40px),var(--max));margin-inline:auto}
    .site-header{
      position:fixed;
      top:20px;
      left:0;
      width:100%;
      z-index:50;
      transition:transform .25s ease;
    }
    .nav-shell{
      min-height:var(--nav-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:12px 14px 12px 18px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:999px;
      background:rgba(8,20,38,.72);
      box-shadow:0 18px 60px rgba(0,0,0,.32),0 0 28px rgba(53,214,255,.12);
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
      transition:background .25s ease,box-shadow .25s ease,border-color .25s ease;
    }
    .site-header.scrolled .nav-shell{
      background:rgba(8,20,38,.9);
      border-color:rgba(124,232,255,.2);
      box-shadow:0 22px 70px rgba(0,0,0,.42),0 0 34px rgba(53,214,255,.18);
    }
    .logo{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:800;
      letter-spacing:.2px;
    }
    .logo-mark{
      width:38px;
      height:38px;
      border-radius:14px;
      position:relative;
      background:
        radial-gradient(circle at 35% 30%,#fff 0 6%,transparent 7%),
        linear-gradient(135deg,var(--primary),var(--secondary) 58%,var(--accent));
      box-shadow:0 0 26px rgba(53,214,255,.46),inset 0 0 20px rgba(255,255,255,.22);
      flex:0 0 auto;
    }
    .logo-mark::before,.logo-mark::after{
      content:"";
      position:absolute;
      left:9px;
      right:9px;
      height:3px;
      border-radius:999px;
      background:rgba(6,17,31,.72);
      box-shadow:0 9px 0 rgba(6,17,31,.55),0 18px 0 rgba(6,17,31,.38);
      top:9px;
    }
    .logo-mark::after{
      width:7px;
      height:7px;
      left:auto;
      right:7px;
      top:7px;
      background:var(--success);
      box-shadow:0 0 14px rgba(101,242,182,.9);
      border-radius:50%;
    }
    .logo-text{
      font-size:17px;
      color:#f8fcff;
      text-shadow:0 0 18px rgba(53,214,255,.35);
      white-space:nowrap;
    }
    .nav-links{
      display:flex;
      align-items:center;
      justify-content:center;
      gap:6px;
      padding:4px;
      border-radius:999px;
      background:rgba(255,255,255,.035);
    }
    .nav-links a{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      padding:0 16px;
      border-radius:999px;
      color:var(--muted);
      font-size:14px;
      font-weight:650;
      transition:color .2s ease,background .2s ease,box-shadow .2s ease,transform .2s ease;
    }
    .nav-links a:hover{
      color:var(--primary-2);
      background:rgba(255,255,255,.06);
    }
    .nav-links a.active{
      color:var(--text);
      background:linear-gradient(135deg,rgba(53,214,255,.22),rgba(139,92,246,.18));
      box-shadow:inset 0 0 0 1px rgba(124,232,255,.22),0 0 24px rgba(53,214,255,.12);
    }
    .nav-links a.active::after{
      content:"";
      position:absolute;
      bottom:5px;
      left:50%;
      width:20px;
      height:2px;
      transform:translateX(-50%);
      border-radius:999px;
      background:var(--primary);
      box-shadow:0 0 10px var(--primary);
    }
    .nav-actions{display:flex;align-items:center;gap:10px}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:44px;
      padding:0 20px;
      border-radius:999px;
      border:1px solid transparent;
      color:var(--text);
      font-weight:750;
      letter-spacing:.1px;
      transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease,background .2s ease,color .2s ease;
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:scale(.98)}
    .btn-primary{
      background:linear-gradient(135deg,var(--primary),var(--secondary));
      color:#03101e;
      box-shadow:0 0 28px rgba(53,214,255,.26),inset 0 1px 0 rgba(255,255,255,.34);
    }
    .btn-primary:hover{box-shadow:0 0 42px rgba(53,214,255,.42),0 12px 30px rgba(139,92,246,.2)}
    .btn-secondary{
      background:rgba(255,255,255,.06);
      border-color:rgba(255,255,255,.14);
      color:var(--text);
    }
    .btn-secondary:hover{border-color:rgba(53,214,255,.48);background:rgba(53,214,255,.08);box-shadow:0 0 26px rgba(53,214,255,.14)}
    a:focus-visible,button:focus-visible{
      outline:3px solid rgba(53,214,255,.72);
      outline-offset:3px;
    }
    .menu-toggle{
      display:none;
      width:46px;
      height:46px;
      border-radius:50%;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.14);
      position:relative;
    }
    .menu-toggle i,.menu-toggle i::before,.menu-toggle i::after{
      content:"";
      position:absolute;
      left:12px;
      width:20px;
      height:2px;
      border-radius:999px;
      background:var(--text);
      transition:transform .25s ease,opacity .25s ease,top .25s ease;
    }
    .menu-toggle i{top:22px}
    .menu-toggle i::before{left:0;top:-7px}
    .menu-toggle i::after{left:0;top:7px}
    .menu-toggle.open i{background:transparent}
    .menu-toggle.open i::before{top:0;transform:rotate(45deg)}
    .menu-toggle.open i::after{top:0;transform:rotate(-45deg)}
    main{padding-top:118px}
    .section{padding:92px 0}
    .section-tight{padding:64px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(124,232,255,.22);
      background:rgba(53,214,255,.08);
      color:var(--primary-2);
      font-size:13px;
      font-weight:750;
      letter-spacing:.6px;
    }
    .eyebrow::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 14px var(--primary);
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      margin:18px 0 18px;
      font-size:clamp(36px,5vw,60px);
      line-height:1.1;
      letter-spacing:-1.4px;
    }
    h2{
      margin:0 0 16px;
      font-size:clamp(28px,3.4vw,42px);
      line-height:1.18;
      letter-spacing:-.7px;
    }
    h3{
      margin:0 0 10px;
      font-size:22px;
      line-height:1.3;
    }
    p{color:var(--muted)}
    .lead{
      max-width:720px;
      font-size:18px;
      color:#c8d8e8;
    }
    .gradient-text{
      background:linear-gradient(135deg,#fff,var(--primary-2) 48%,#d8c9ff);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .hero-dashboard{
      position:relative;
      padding:54px 0 42px;
    }
    .hero-dashboard::before{
      content:"";
      position:absolute;
      inset:18px -18px auto auto;
      width:250px;
      height:250px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(255,79,184,.18),transparent 70%);
      filter:blur(4px);
      pointer-events:none;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.02fr) minmax(360px,.98fr);
      gap:34px;
      align-items:center;
    }
    .hero-copy .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:28px;
    }
    .breadcrumb{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:9px;
      margin-bottom:18px;
      color:var(--muted);
      font-size:14px;
    }
    .breadcrumb a{color:#cfe7f7}
    .breadcrumb span{color:var(--primary-2)}
    .dashboard-card{
      border:1px solid rgba(255,255,255,.14);
      border-radius:34px;
      background:
        linear-gradient(180deg,rgba(255,255,255,.12),rgba(255,255,255,.055)),
        radial-gradient(circle at 12% 0%,rgba(53,214,255,.16),transparent 42%);
      box-shadow:var(--shadow-card),var(--shadow-glow);
      backdrop-filter:blur(18px);
      overflow:hidden;
    }
    .dash-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:22px 24px;
      border-bottom:1px solid var(--line);
    }
    .dash-title{font-weight:850}
    .dash-state{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--success);
      font-size:13px;
      font-weight:750;
    }
    .dash-state::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--success);
      box-shadow:0 0 14px rgba(101,242,182,.9);
    }
    .dash-body{padding:24px}
    .summary-line{
      display:grid;
      grid-template-columns:1fr auto;
      gap:12px;
      padding:14px 0;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .summary-line:last-child{border-bottom:0}
    .summary-line strong{display:block;color:var(--text);font-size:15px}
    .summary-line small{color:var(--muted);font-size:12px}
    .pulse-ring{
      width:68px;height:68px;border-radius:50%;
      display:grid;place-items:center;
      background:radial-gradient(circle,rgba(53,214,255,.28),rgba(53,214,255,.06));
      border:1px solid rgba(124,232,255,.32);
      box-shadow:0 0 26px rgba(53,214,255,.2);
      color:var(--primary-2);
      font-weight:900;
    }
    .mini-chart{
      margin-top:20px;
      display:grid;
      grid-template-columns:repeat(12,1fr);
      gap:6px;
      height:78px;
      align-items:end;
      padding:15px;
      border-radius:20px;
      background:rgba(0,0,0,.16);
      border:1px solid rgba(255,255,255,.08);
    }
    .mini-chart i{
      display:block;
      border-radius:999px 999px 5px 5px;
      background:linear-gradient(180deg,var(--primary),var(--secondary));
      box-shadow:0 0 16px rgba(53,214,255,.18);
    }
    .benefit-strip{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
      margin-top:34px;
    }
    .benefit-card,.glass-card{
      border:1px solid rgba(255,255,255,.12);
      border-radius:var(--radius-md);
      background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.045));
      box-shadow:0 18px 50px rgba(0,0,0,.2);
      backdrop-filter:blur(16px);
      transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease,background .22s ease;
    }
    .benefit-card{
      padding:22px;
      min-height:152px;
      position:relative;
      overflow:hidden;
    }
    .benefit-card::after{
      content:"";
      position:absolute;
      right:-35px;top:-35px;
      width:120px;height:120px;border-radius:50%;
      background:radial-gradient(circle,rgba(53,214,255,.18),transparent 70%);
    }
    .benefit-card:hover,.glass-card:hover{
      transform:translateY(-4px);
      border-color:rgba(53,214,255,.38);
      box-shadow:0 24px 70px rgba(0,0,0,.26),0 0 28px rgba(53,214,255,.13);
    }
    .benefit-icon{
      width:42px;height:42px;border-radius:14px;
      display:grid;place-items:center;
      margin-bottom:16px;
      background:linear-gradient(135deg,rgba(53,214,255,.22),rgba(139,92,246,.18));
      color:var(--primary-2);
      border:1px solid rgba(124,232,255,.22);
    }
    .benefit-card h3{font-size:19px}
    .benefit-card p{margin:0;font-size:14px;line-height:1.65}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:28px;
      margin-bottom:32px;
    }
    .section-head p{max-width:650px;margin-bottom:0}
    .content-pool{
      display:grid;
      grid-template-columns:280px minmax(0,1fr);
      gap:22px;
      align-items:start;
    }
    .topic-nav{
      position:sticky;
      top:112px;
      padding:16px;
      border-radius:24px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.12);
      box-shadow:var(--shadow-card);
      backdrop-filter:blur(16px);
    }
    .topic-nav a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:14px 15px;
      border-radius:16px;
      color:var(--muted);
      font-weight:700;
      transition:background .2s ease,color .2s ease,transform .2s ease;
    }
    .topic-nav a + a{margin-top:6px}
    .topic-nav a:hover{color:var(--primary-2);background:rgba(255,255,255,.06);transform:translateX(3px)}
    .topic-nav a.current{
      color:#fff;
      background:linear-gradient(135deg,rgba(53,214,255,.18),rgba(139,92,246,.18));
      box-shadow:inset 0 0 0 1px rgba(124,232,255,.2);
    }
    .topic-nav small{
      color:var(--primary-2);
      font-weight:850;
    }
    .topic-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:18px;
    }
    .topic-card{
      position:relative;
      min-height:248px;
      padding:24px;
      overflow:hidden;
    }
    .topic-card::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 85% 0%,rgba(53,214,255,.12),transparent 36%),
        linear-gradient(135deg,rgba(255,255,255,.04),transparent);
      pointer-events:none;
    }
    .topic-card > *{position:relative}
    .card-top{
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:12px;
      margin-bottom:22px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:800;
      color:#dff8ff;
      border:1px solid rgba(124,232,255,.22);
      background:rgba(53,214,255,.1);
      white-space:nowrap;
    }
    .badge.purple{border-color:rgba(139,92,246,.32);background:rgba(139,92,246,.16);color:#eee6ff}
    .badge.pink{border-color:rgba(255,79,184,.32);background:rgba(255,79,184,.13);color:#ffe3f4}
    .badge.lock{border-color:rgba(255,209,102,.28);background:rgba(255,209,102,.1);color:#ffe7a6}
    .lock-dot{
      width:34px;height:34px;border-radius:50%;
      display:grid;place-items:center;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.06);
      color:var(--warning);
      font-size:15px;
    }
    .topic-card h3{font-size:23px}
    .topic-card p{font-size:15px;line-height:1.65;margin-bottom:20px}
    .meta-row{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
      margin-top:auto;
    }
    .meta{
      display:inline-flex;
      align-items:center;
      gap:6px;
      color:var(--muted);
      font-size:12px;
      padding:5px 9px;
      border-radius:999px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.08);
    }
    .level-module{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      gap:16px;
    }
    .level-badge{
      padding:24px;
      border-radius:24px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.055);
      position:relative;
      overflow:hidden;
    }
    .level-badge:nth-child(2){border-color:rgba(53,214,255,.32);box-shadow:0 0 24px rgba(53,214,255,.1)}
    .level-badge:nth-child(3){border-color:rgba(255,79,184,.28);box-shadow:0 0 24px rgba(255,79,184,.1)}
    .level-badge strong{
      display:flex;
      align-items:center;
      justify-content:space-between;
      font-size:20px;
      margin-bottom:14px;
    }
    .level-badge ul,.feature-list,.footer-links{
      list-style:none;
      padding:0;
      margin:0;
    }
    .level-badge li,.feature-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--muted);
      font-size:14px;
      padding:8px 0;
      border-top:1px solid rgba(255,255,255,.07);
    }
    .level-badge li::before,.feature-list li::before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      margin-top:9px;
      background:var(--primary);
      box-shadow:0 0 12px rgba(53,214,255,.65);
      flex:0 0 auto;
    }
    .channel-wrap{
      display:grid;
      gap:18px;
    }
    .channel-band{
      padding:22px;
      border-radius:26px;
      background:linear-gradient(135deg,rgba(255,255,255,.08),rgba(255,255,255,.045));
      border:1px solid rgba(255,255,255,.12);
      overflow:hidden;
    }
    .channel-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      margin-bottom:16px;
    }
    .channel-head h3{margin:0}
    .channel-items{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:14px;
    }
    .preview-item{
      padding:18px;
      border-radius:20px;
      min-height:150px;
      background:rgba(0,0,0,.16);
      border:1px solid rgba(255,255,255,.09);
      transition:transform .2s ease,border-color .2s ease,background .2s ease;
    }
    .preview-item:hover{
      transform:translateY(-3px);
      border-color:rgba(53,214,255,.34);
      background:rgba(53,214,255,.06);
    }
    .preview-item b{
      display:block;
      margin:12px 0 8px;
      line-height:1.35;
    }
    .preview-item span{
      color:var(--muted);
      font-size:13px;
      line-height:1.55;
      display:block;
    }
    .faq-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
    }
    .faq-item{
      border-radius:22px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.055);
      overflow:hidden;
    }
    .faq-question{
      width:100%;
      min-height:62px;
      padding:18px 20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      color:var(--text);
      background:transparent;
      text-align:left;
      font-weight:800;
    }
    .faq-question em{
      width:28px;
      height:28px;
      flex:0 0 auto;
      border-radius:50%;
      display:grid;
      place-items:center;
      border:1px solid rgba(124,232,255,.25);
      color:var(--primary-2);
      font-style:normal;
      transition:transform .25s ease,background .25s ease;
    }
    .faq-answer{
      max-height:0;
      overflow:hidden;
      transition:max-height .28s ease;
      background:rgba(53,214,255,.035);
    }
    .faq-answer p{
      margin:0;
      padding:0 20px 20px;
      font-size:14px;
      line-height:1.7;
    }
    .faq-item.open{
      border-color:rgba(53,214,255,.28);
      box-shadow:0 0 24px rgba(53,214,255,.08);
    }
    .faq-item.open .faq-question em{transform:rotate(45deg);background:rgba(53,214,255,.1)}
    .faq-item.open .faq-answer{max-height:160px}
    .cta-bar{
      position:relative;
      overflow:hidden;
      padding:32px;
      border-radius:30px;
      border:1px solid rgba(124,232,255,.22);
      background:
        radial-gradient(circle at 12% 10%,rgba(53,214,255,.18),transparent 34%),
        radial-gradient(circle at 92% 80%,rgba(139,92,246,.2),transparent 32%),
        rgba(255,255,255,.07);
      box-shadow:var(--shadow-card),0 0 38px rgba(53,214,255,.12);
    }
    .cta-bar::after{
      content:"";
      position:absolute;
      inset:0;
      border-radius:inherit;
      padding:1px;
      background:linear-gradient(135deg,rgba(53,214,255,.55),transparent 38%,rgba(255,79,184,.38));
      -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
      -webkit-mask-composite:xor;
      mask-composite:exclude;
      pointer-events:none;
    }
    .cta-inner{
      position:relative;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
    }
    .cta-inner p{margin:0;max-width:650px}
    .cta-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
    .site-footer{
      margin-top:80px;
      padding:58px 0 26px;
      background:
        linear-gradient(180deg,rgba(255,255,255,.035),rgba(0,0,0,.18)),
        rgba(2,8,16,.42);
      border-top:1px solid rgba(124,232,255,.16);
      position:relative;
    }
    .site-footer::before{
      content:"";
      position:absolute;
      top:-1px;
      left:10%;
      right:10%;
      height:1px;
      background:linear-gradient(90deg,transparent,var(--primary),transparent);
      box-shadow:0 0 16px rgba(53,214,255,.45);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .8fr .8fr;
      gap:42px;
      padding-bottom:34px;
    }
    .footer-brand p{
      margin:16px 0 0;
      max-width:460px;
      font-size:14px;
    }
    .footer-title{
      color:var(--text);
      font-weight:850;
      margin-bottom:14px;
    }
    .footer-links li + li{margin-top:9px}
    .footer-links a{
      color:var(--muted);
      font-size:14px;
      transition:color .2s ease,transform .2s ease;
      display:inline-flex;
    }
    .footer-links a:hover{color:var(--primary-2);transform:translateX(3px)}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:16px;
      padding-top:22px;
      border-top:1px solid rgba(255,255,255,.09);
      color:var(--muted-2);
      font-size:13px;
    }
    @media (max-width:1024px){
      .hero-grid,.content-pool{grid-template-columns:1fr}
      .topic-nav{position:relative;top:auto;display:flex;overflow:auto;gap:8px}
      .topic-nav a{min-width:max-content}
      .benefit-strip,.level-module{grid-template-columns:1fr}
      .channel-items{grid-template-columns:repeat(2,minmax(0,1fr))}
      .section{padding:74px 0}
    }
    @media (max-width:820px){
      .container{width:min(calc(100% - 28px),var(--max))}
      .site-header{top:12px}
      .nav-shell{border-radius:28px;min-height:64px}
      .nav-links{
        position:absolute;
        left:14px;
        right:14px;
        top:78px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        padding:14px;
        border-radius:24px;
        background:rgba(8,20,38,.96);
        border:1px solid rgba(255,255,255,.13);
        box-shadow:0 26px 70px rgba(0,0,0,.45);
      }
      .nav-links.show{display:flex}
      .nav-links a{justify-content:flex-start;min-height:48px}
      .nav-actions .btn{display:none}
      .menu-toggle{display:inline-flex}
      main{padding-top:96px}
      .section-head{display:block}
      .section-head p{margin-top:10px}
      .hero-dashboard{padding-top:34px}
      .footer-grid{grid-template-columns:1fr;gap:28px}
      .footer-bottom{flex-direction:column}
      .faq-grid{grid-template-columns:1fr}
      .cta-inner{flex-direction:column;align-items:flex-start}
      .cta-actions{justify-content:flex-start}
    }
    @media (max-width:560px){
      h1{font-size:36px;letter-spacing:-.8px}
      .lead{font-size:16px}
      .hero-copy .hero-actions,.cta-actions{flex-direction:column;width:100%}
      .btn{width:100%}
      .dashboard-card{border-radius:26px}
      .dash-head,.dash-body{padding:18px}
      .benefit-strip,.topic-grid,.channel-items{grid-template-columns:1fr}
      .benefit-card,.topic-card,.channel-band,.cta-bar{padding:20px;border-radius:22px}
      .logo-text{font-size:15px}
      .nav-shell{padding-left:12px}
      .section{padding:60px 0}
      .section-tight{padding:48px 0}
    }

/* roulang page: category1 */
:root{
      --bg:#06111f;
      --bg-2:#0b1d33;
      --bg-3:#102642;
      --panel:rgba(255,255,255,.075);
      --panel-strong:rgba(255,255,255,.12);
      --panel-soft:rgba(255,255,255,.045);
      --primary:#35d6ff;
      --primary-2:#7de7ff;
      --secondary:#8b5cf6;
      --accent:#ff4fb8;
      --text:#f3f8ff;
      --muted:#9fb4c8;
      --muted-2:#6f88a4;
      --line:rgba(173,216,255,.16);
      --line-strong:rgba(53,214,255,.35);
      --radius-lg:28px;
      --radius-md:18px;
      --radius-sm:12px;
      --shadow-glow:0 0 36px rgba(53,214,255,.22);
      --shadow-card:0 22px 60px rgba(0,0,0,.32);
      --max:1200px;
      --nav-h:78px;
    }
    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      min-height:100vh;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 18% -5%, rgba(53,214,255,.24), transparent 34%),
        radial-gradient(circle at 86% 8%, rgba(139,92,246,.26), transparent 32%),
        radial-gradient(circle at 70% 62%, rgba(255,79,184,.10), transparent 34%),
        linear-gradient(180deg,#06111f 0%,#071626 42%,#05101d 100%);
      line-height:1.72;
      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:44px 44px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.75), transparent 78%);
      z-index:-2;
    }
    body::after{
      content:"";
      position:fixed;
      width:460px;
      height:460px;
      right:-180px;
      top:45%;
      background:radial-gradient(circle, rgba(53,214,255,.12), transparent 68%);
      filter:blur(6px);
      pointer-events:none;
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img,svg{max-width:100%;display:block}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    .container{width:min(var(--max), calc(100% - 40px));margin:0 auto}
    .site-header{
      position:fixed;
      top:20px;
      left:0;
      width:100%;
      z-index:50;
      transition:transform .3s ease, filter .3s ease;
    }
    .nav-shell{
      height:var(--nav-h);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:22px;
      padding:10px 14px 10px 18px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:999px;
      background:rgba(8,20,38,.68);
      backdrop-filter:blur(18px);
      box-shadow:0 18px 50px rgba(0,0,0,.28),0 0 28px rgba(53,214,255,.12);
      transition:background .25s ease, box-shadow .25s ease, border-color .25s ease;
    }
    .site-header.scrolled .nav-shell{
      background:rgba(6,17,31,.88);
      border-color:rgba(53,214,255,.22);
      box-shadow:0 18px 60px rgba(0,0,0,.42),0 0 34px rgba(53,214,255,.17);
    }
    .logo{
      display:inline-flex;
      align-items:center;
      gap:11px;
      min-width:max-content;
      font-weight:800;
      letter-spacing:.02em;
      color:var(--text);
    }
    .logo-mark{
      width:35px;
      height:35px;
      border-radius:13px;
      position:relative;
      background:
        radial-gradient(circle at 65% 35%, #fff 0 6%, transparent 7%),
        linear-gradient(135deg,var(--primary),var(--secondary) 58%,var(--accent));
      box-shadow:0 0 24px rgba(53,214,255,.42), inset 0 0 16px rgba(255,255,255,.28);
    }
    .logo-mark::before,.logo-mark::after{
      content:"";
      position:absolute;
      background:rgba(6,17,31,.72);
      border-radius:999px;
      left:8px;
      right:8px;
      height:3px;
    }
    .logo-mark::before{top:12px}
    .logo-mark::after{top:20px;width:13px;right:auto}
    .logo-text{
      font-size:17px;
      text-shadow:0 0 18px rgba(53,214,255,.34);
      white-space:nowrap;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:6px;
      padding:5px;
      border-radius:999px;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.08);
    }
    .nav-links a{
      position:relative;
      padding:10px 16px;
      border-radius:999px;
      color:#cfe1f2;
      font-size:14px;
      font-weight:650;
      transition:color .22s ease, background .22s ease, transform .22s ease;
    }
    .nav-links a:hover{color:var(--primary);background:rgba(53,214,255,.08)}
    .nav-links a.active{
      color:#06111f;
      background:linear-gradient(135deg,var(--primary),#88efff);
      box-shadow:0 0 22px rgba(53,214,255,.25);
    }
    .nav-actions{display:flex;align-items:center;gap:10px}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:12px 20px;
      border-radius:999px;
      font-size:15px;
      font-weight:750;
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease, background .22s ease, color .22s ease;
      white-space:nowrap;
    }
    .btn:active{transform:scale(.98)}
    .btn-primary{
      color:#04101d;
      background:linear-gradient(135deg,var(--primary),var(--secondary));
      box-shadow:0 0 26px rgba(53,214,255,.24), inset 0 1px 0 rgba(255,255,255,.38);
    }
    .btn-primary:hover{
      transform:translateY(-2px);
      box-shadow:0 0 40px rgba(53,214,255,.34),0 0 30px rgba(139,92,246,.22);
    }
    .btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.15);
    }
    .btn-secondary:hover{border-color:var(--primary);background:rgba(53,214,255,.09);transform:translateY(-2px)}
    a:focus-visible,button:focus-visible{
      outline:3px solid rgba(53,214,255,.75);
      outline-offset:4px;
    }
    .menu-toggle{
      display:none;
      width:46px;
      height:46px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.13);
      position:relative;
    }
    .menu-toggle i,.menu-toggle::before,.menu-toggle::after{
      content:"";
      position:absolute;
      left:13px;
      width:20px;
      height:2px;
      border-radius:2px;
      background:var(--text);
      transition:transform .25s ease, opacity .25s ease, top .25s ease;
    }
    .menu-toggle i{top:22px}
    .menu-toggle::before{top:15px}
    .menu-toggle::after{top:29px}
    .menu-toggle.open i{opacity:0}
    .menu-toggle.open::before{top:22px;transform:rotate(45deg)}
    .menu-toggle.open::after{top:22px;transform:rotate(-45deg)}
    main{padding-top:126px}
    .section{padding:88px 0}
    .section-tight{padding:58px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      color:var(--primary-2);
      background:rgba(53,214,255,.09);
      border:1px solid rgba(53,214,255,.22);
      font-size:13px;
      font-weight:750;
      letter-spacing:.04em;
    }
    .eyebrow::before{
      content:"";
      width:7px;height:7px;border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 12px var(--primary);
    }
    .hero{
      padding:38px 0 48px;
      min-height:520px;
      display:flex;
      align-items:center;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.02fr) minmax(360px,.78fr);
      gap:46px;
      align-items:center;
    }
    .breadcrumb{
      display:flex;
      align-items:center;
      gap:9px;
      margin-bottom:18px;
      color:var(--muted);
      font-size:14px;
    }
    .breadcrumb a:hover{color:var(--primary)}
    .breadcrumb span:last-child{color:#d8ecff}
    h1{
      margin-top:18px;
      max-width:780px;
      font-size:clamp(36px,5.2vw,62px);
      line-height:1.1;
      letter-spacing:-.045em;
      font-weight:850;
    }
    .gradient-text{
      background:linear-gradient(135deg,#ffffff 12%,var(--primary) 48%,#c7b4ff 78%,#ffb8df);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
      text-shadow:none;
    }
    .hero-desc{
      margin-top:22px;
      max-width:690px;
      color:#c4d5e8;
      font-size:18px;
      line-height:1.85;
    }
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
    .quick-stats{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:30px;
      max-width:680px;
    }
    .stat-pill{
      padding:14px 16px;
      border-radius:18px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.11);
      backdrop-filter:blur(14px);
    }
    .stat-pill strong{display:block;font-size:20px;color:#fff;line-height:1.1}
    .stat-pill span{display:block;margin-top:6px;color:var(--muted);font-size:13px}
    .trend-panel{
      position:relative;
      padding:24px;
      border-radius:var(--radius-lg);
      background:linear-gradient(180deg,rgba(255,255,255,.12),rgba(255,255,255,.055));
      border:1px solid rgba(255,255,255,.16);
      box-shadow:var(--shadow-card),var(--shadow-glow);
      overflow:hidden;
    }
    .trend-panel::before{
      content:"";
      position:absolute;
      inset:-1px;
      background:radial-gradient(circle at 25% 20%,rgba(53,214,255,.22),transparent 30%),
                 radial-gradient(circle at 90% 10%,rgba(255,79,184,.16),transparent 30%);
      pointer-events:none;
    }
    .trend-head,.trend-row,.heat-map,.mini-chart{position:relative;z-index:1}
    .trend-head{
      display:flex;
      justify-content:space-between;
      align-items:center;
      margin-bottom:18px;
    }
    .trend-title{font-weight:800;font-size:18px}
    .live-badge{
      display:inline-flex;align-items:center;gap:7px;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(255,79,184,.12);
      border:1px solid rgba(255,79,184,.32);
      color:#ffd6eb;
      font-size:12px;font-weight:800;
    }
    .live-badge i{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 14px var(--accent)}
    .heat-map{
      display:grid;
      grid-template-columns:repeat(6,1fr);
      gap:9px;
      margin:16px 0 20px;
    }
    .heat-cell{
      min-height:48px;
      border-radius:14px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.09);
      position:relative;
      overflow:hidden;
    }
    .heat-cell::after{
      content:"";
      position:absolute;
      inset:auto 0 0 0;
      height:var(--h);
      background:linear-gradient(180deg,rgba(53,214,255,.18),rgba(53,214,255,.72));
      box-shadow:0 0 18px rgba(53,214,255,.18);
    }
    .heat-cell.hot::after{background:linear-gradient(180deg,rgba(255,79,184,.18),rgba(255,79,184,.75))}
    .trend-row{
      display:grid;
      gap:12px;
    }
    .trend-item{
      display:grid;
      grid-template-columns:28px 1fr 66px;
      gap:12px;
      align-items:center;
      padding:12px;
      border-radius:16px;
      background:rgba(6,17,31,.44);
      border:1px solid rgba(255,255,255,.1);
    }
    .trend-no{
      width:28px;height:28px;border-radius:10px;
      display:grid;place-items:center;
      color:#04101d;font-weight:850;
      background:linear-gradient(135deg,var(--primary),var(--secondary));
    }
    .trend-name{font-size:14px;color:#eaf5ff;font-weight:700}
    .trend-bar{
      height:7px;border-radius:999px;
      background:rgba(255,255,255,.09);
      overflow:hidden;
    }
    .trend-bar span{
      display:block;height:100%;width:var(--w);
      border-radius:999px;
      background:linear-gradient(90deg,var(--primary),var(--accent));
      box-shadow:0 0 14px rgba(53,214,255,.28);
    }
    .filter-wrap{
      margin-top:-24px;
      position:relative;
      z-index:4;
    }
    .filter-shell{
      display:flex;
      align-items:center;
      gap:10px;
      padding:13px;
      overflow:auto;
      scrollbar-width:none;
      border-radius:24px;
      background:rgba(255,255,255,.075);
      border:1px solid rgba(255,255,255,.13);
      backdrop-filter:blur(18px);
      box-shadow:0 18px 48px rgba(0,0,0,.22);
    }
    .filter-shell::-webkit-scrollbar{display:none}
    .filter-chip{
      flex:0 0 auto;
      padding:10px 16px;
      border-radius:999px;
      color:#c9daeb;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.1);
      font-size:14px;
      font-weight:750;
      transition:.22s ease;
    }
    .filter-chip:hover{color:var(--primary);border-color:rgba(53,214,255,.35);background:rgba(53,214,255,.08)}
    .filter-chip.active{color:#06111f;background:linear-gradient(135deg,var(--primary),#b1f4ff)}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:30px;
    }
    .section-title h2{
      font-size:clamp(28px,3.4vw,42px);
      line-height:1.18;
      letter-spacing:-.03em;
      margin-top:12px;
    }
    .section-title p{
      margin-top:12px;
      max-width:720px;
      color:var(--muted);
      font-size:16px;
    }
    .update-note{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#d9ecff;
      padding:10px 13px;
      border-radius:999px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.12);
      font-size:13px;
      white-space:nowrap;
    }
    .content-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 330px;
      gap:26px;
      align-items:start;
    }
    .main-feature{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:22px;
      padding:26px;
      border-radius:var(--radius-lg);
      background:linear-gradient(135deg,rgba(255,255,255,.115),rgba(255,255,255,.055));
      border:1px solid rgba(255,255,255,.14);
      box-shadow:var(--shadow-card);
      position:relative;
      overflow:hidden;
    }
    .main-feature::after{
      content:"";
      position:absolute;
      width:220px;height:220px;
      right:-80px;bottom:-90px;
      background:radial-gradient(circle,rgba(53,214,255,.18),transparent 68%);
      pointer-events:none;
    }
    .badge-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:15px}
    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:800;
      color:#d7efff;
      background:rgba(53,214,255,.1);
      border:1px solid rgba(53,214,255,.22);
    }
    .badge.purple{background:rgba(139,92,246,.12);border-color:rgba(139,92,246,.28);color:#e8ddff}
    .badge.pink{background:rgba(255,79,184,.11);border-color:rgba(255,79,184,.28);color:#ffd7ed}
    .feature-copy h2{
      font-size:clamp(25px,2.6vw,36px);
      line-height:1.22;
      letter-spacing:-.03em;
      margin-bottom:14px;
    }
    .feature-copy p{color:#bfd0e2;font-size:16px}
    .meta-line{
      display:flex;
      flex-wrap:wrap;
      gap:10px 18px;
      margin:22px 0;
      color:var(--muted);
      font-size:13px;
    }
    .meta-line span{display:inline-flex;align-items:center;gap:7px}
    .dot{
      width:7px;height:7px;border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 10px var(--primary);
    }
    .feature-visual{
      min-height:260px;
      border-radius:24px;
      background:
        radial-gradient(circle at 30% 30%,rgba(53,214,255,.24),transparent 34%),
        radial-gradient(circle at 80% 20%,rgba(255,79,184,.18),transparent 32%),
        linear-gradient(135deg,rgba(6,17,31,.72),rgba(255,255,255,.055));
      border:1px solid rgba(255,255,255,.12);
      padding:18px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      position:relative;
      z-index:1;
      overflow:hidden;
    }
    .pulse-list{display:grid;gap:10px}
    .pulse-line{
      display:flex;align-items:center;gap:10px;
      padding:10px;
      border-radius:14px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.09);
    }
    .pulse-icon{width:28px;height:28px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--secondary));box-shadow:0 0 14px rgba(53,214,255,.24)}
    .pulse-text{height:8px;border-radius:999px;background:rgba(255,255,255,.22);flex:1;position:relative;overflow:hidden}
    .pulse-text::after{content:"";position:absolute;inset:0;width:55%;background:linear-gradient(90deg,var(--primary),transparent)}
    .chart-wave{
      height:78px;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.1);
      background:
        linear-gradient(135deg,transparent 45%,rgba(53,214,255,.22) 46% 48%,transparent 49%),
        linear-gradient(25deg,transparent 52%,rgba(255,79,184,.2) 53% 55%,transparent 56%),
        rgba(255,255,255,.05);
    }
    .rank-card,.side-card,.water-card,.tip-card,.cta-strip,.faq-item{
      border-radius:var(--radius-md);
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12);
      backdrop-filter:blur(16px);
      box-shadow:0 18px 44px rgba(0,0,0,.22);
    }
    .rank-card{
      padding:20px;
      position:sticky;
      top:118px;
    }
    .rank-card h3,.side-card h3{font-size:20px;line-height:1.3;margin-bottom:14px}
    .rank-list{display:grid;gap:12px}
    .rank-item{
      display:grid;
      grid-template-columns:34px 1fr;
      gap:12px;
      align-items:center;
      padding:12px;
      border-radius:16px;
      background:rgba(6,17,31,.36);
      border:1px solid rgba(255,255,255,.08);
    }
    .rank-num{
      width:34px;height:34px;border-radius:12px;
      display:grid;place-items:center;
      color:#06111f;font-weight:900;
      background:linear-gradient(135deg,#fff,var(--primary));
    }
    .rank-text strong{display:block;font-size:14px;color:#eff8ff;margin-bottom:6px}
    .rank-text .mini-progress{height:6px;border-radius:999px;background:rgba(255,255,255,.09);overflow:hidden}
    .rank-text .mini-progress i{display:block;width:var(--w);height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--primary),var(--accent))}
    .waterfall-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
      margin-top:24px;
    }
    .water-card{
      padding:20px;
      transition:transform .24s ease, border-color .24s ease, box-shadow .24s ease, background .24s ease;
    }
    .water-card:hover{
      transform:translateY(-4px);
      border-color:rgba(53,214,255,.35);
      box-shadow:0 22px 56px rgba(0,0,0,.3),0 0 28px rgba(53,214,255,.14);
      background:rgba(255,255,255,.09);
    }
    .thumb{
      height:116px;
      border-radius:18px;
      margin-bottom:16px;
      background:
        radial-gradient(circle at 25% 28%,rgba(53,214,255,.33),transparent 30%),
        radial-gradient(circle at 75% 45%,rgba(139,92,246,.28),transparent 34%),
        linear-gradient(135deg,rgba(255,255,255,.09),rgba(255,255,255,.035));
      border:1px solid rgba(255,255,255,.11);
      position:relative;
      overflow:hidden;
    }
    .thumb::after{
      content:"";
      position:absolute;
      left:18px;right:18px;bottom:18px;height:9px;
      border-radius:999px;
      background:linear-gradient(90deg,var(--primary),rgba(255,255,255,.12));
    }
    .water-card h3{
      font-size:19px;
      line-height:1.35;
      margin:12px 0 8px;
    }
    .water-card p{color:var(--muted);font-size:14px;line-height:1.7}
    .card-foot{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-top:18px;
      padding-top:14px;
      border-top:1px solid rgba(255,255,255,.09);
      color:var(--muted);
      font-size:13px;
    }
    .text-link{
      display:inline-flex;
      align-items:center;
      gap:6px;
      color:var(--primary);
      font-weight:800;
      font-size:14px;
    }
    .text-link::after{content:"→";transition:transform .2s ease}
    .text-link:hover::after{transform:translateX(4px)}
    .side-stack{display:grid;gap:18px}
    .side-card{padding:20px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud a{
      padding:8px 11px;
      border-radius:999px;
      color:#cfe1f2;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.1);
      font-size:13px;
      transition:.2s ease;
    }
    .tag-cloud a:hover{color:var(--primary);border-color:rgba(53,214,255,.32);background:rgba(53,214,255,.08)}
    .tip-list{display:grid;gap:12px}
    .tip-list li{
      list-style:none;
      display:flex;
      gap:10px;
      color:#c7d8ea;
      font-size:14px;
      padding-bottom:12px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .tip-list li:last-child{padding-bottom:0;border-bottom:0}
    .tip-list li::before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      margin-top:8px;flex:0 0 auto;
      background:var(--primary);
      box-shadow:0 0 10px var(--primary);
    }
    .membership-card{
      padding:22px;
      border-radius:24px;
      background:
        radial-gradient(circle at 80% 10%,rgba(255,79,184,.2),transparent 36%),
        linear-gradient(135deg,rgba(53,214,255,.12),rgba(139,92,246,.11));
      border:1px solid rgba(53,214,255,.2);
    }
    .membership-card p{color:#c7d8ea;font-size:14px;margin:10px 0 18px}
    .schedule{
      display:grid;
      grid-template-columns:280px 1fr;
      gap:24px;
      align-items:start;
    }
    .schedule-tabs{
      padding:16px;
      border-radius:24px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.11);
    }
    .schedule-tab{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      width:100%;
      padding:14px 15px;
      border-radius:16px;
      background:transparent;
      color:#cfe1f2;
      font-weight:750;
      margin-bottom:8px;
      transition:.2s ease;
    }
    .schedule-tab:last-child{margin-bottom:0}
    .schedule-tab span{font-size:12px;color:var(--muted)}
    .schedule-tab.active,.schedule-tab:hover{
      color:#06111f;
      background:linear-gradient(135deg,var(--primary),#b4f3ff);
    }
    .schedule-tab.active span,.schedule-tab:hover span{color:#174055}
    .schedule-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:18px;
    }
    .event-card{
      min-height:168px;
      padding:20px;
      border-radius:22px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12);
      position:relative;
      overflow:hidden;
      transition:.22s ease;
    }
    .event-card:hover{transform:translateY(-3px);border-color:rgba(53,214,255,.28)}
    .event-card::after{
      content:"";
      position:absolute;
      width:130px;height:130px;right:-54px;top:-50px;
      background:radial-gradient(circle,rgba(53,214,255,.15),transparent 68%);
    }
    .event-card h3{font-size:20px;margin:12px 0 8px;position:relative;z-index:1}
    .event-card p{color:var(--muted);font-size:14px;position:relative;z-index:1}
    .faq-wrap{
      display:grid;
      grid-template-columns:.78fr 1.22fr;
      gap:30px;
      align-items:start;
    }
    .faq-intro{
      padding:28px;
      border-radius:var(--radius-lg);
      background:linear-gradient(135deg,rgba(53,214,255,.11),rgba(255,255,255,.055));
      border:1px solid rgba(255,255,255,.12);
    }
    .faq-intro h2{font-size:clamp(28px,3.2vw,40px);line-height:1.18;margin-top:12px}
    .faq-intro p{color:var(--muted);margin-top:14px}
    .faq-list{display:grid;gap:12px}
    .faq-item{overflow:hidden}
    .faq-question{
      width:100%;
      min-height:64px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:18px 20px;
      color:var(--text);
      background:transparent;
      text-align:left;
      font-weight:800;
    }
    .faq-question .plus{
      width:28px;height:28px;border-radius:50%;
      display:grid;place-items:center;
      flex:0 0 auto;
      background:rgba(53,214,255,.1);
      border:1px solid rgba(53,214,255,.22);
      color:var(--primary);
      transition:transform .22s ease;
    }
    .faq-answer{
      display:none;
      padding:0 20px 20px;
      color:var(--muted);
      border-left:3px solid var(--primary);
      margin-left:20px;
      margin-bottom:16px;
    }
    .faq-item.open{background:rgba(255,255,255,.09);border-color:rgba(53,214,255,.22)}
    .faq-item.open .faq-answer{display:block}
    .faq-item.open .plus{transform:rotate(45deg)}
    .cta-strip{
      padding:24px 26px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:24px;
      background:
        radial-gradient(circle at 10% 30%,rgba(53,214,255,.18),transparent 34%),
        radial-gradient(circle at 80% 20%,rgba(139,92,246,.18),transparent 34%),
        rgba(255,255,255,.075);
    }
    .cta-strip h2{font-size:clamp(24px,3vw,34px);line-height:1.2;margin-bottom:8px}
    .cta-strip p{color:var(--muted)}
    .site-footer{
      margin-top:70px;
      padding:58px 0 28px;
      background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(0,0,0,.2));
      border-top:1px solid rgba(53,214,255,.16);
      position:relative;
    }
    .site-footer::before{
      content:"";
      position:absolute;
      top:-1px;left:10%;right:10%;
      height:1px;
      background:linear-gradient(90deg,transparent,var(--primary),var(--secondary),transparent);
      box-shadow:0 0 18px rgba(53,214,255,.32);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .7fr .7fr;
      gap:44px;
      align-items:start;
    }
    .footer-brand p{
      margin-top:16px;
      max-width:520px;
      color:var(--muted);
      font-size:14px;
    }
    .footer-title{
      color:#fff;
      font-weight:850;
      margin-bottom:14px;
    }
    .footer-links{
      display:grid;
      gap:10px;
      list-style:none;
    }
    .footer-links a{
      color:var(--muted);
      font-size:14px;
      transition:.2s ease;
    }
    .footer-links a:hover{color:var(--primary);padding-left:4px}
    .footer-bottom{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      margin-top:42px;
      padding-top:22px;
      border-top:1px solid rgba(255,255,255,.09);
      color:var(--muted-2);
      font-size:13px;
    }
    @media (max-width:1080px){
      .hero-grid,.content-layout,.faq-wrap{grid-template-columns:1fr}
      .trend-panel{max-width:720px}
      .rank-card{position:relative;top:auto}
      .side-stack{grid-template-columns:repeat(3,1fr)}
      .waterfall-grid{grid-template-columns:repeat(2,1fr)}
      .schedule{grid-template-columns:1fr}
      .schedule-tabs{display:flex;overflow:auto;gap:10px;scrollbar-width:none}
      .schedule-tabs::-webkit-scrollbar{display:none}
      .schedule-tab{min-width:190px;margin-bottom:0}
    }
    @media (max-width:860px){
      .site-header{top:12px}
      .container{width:min(100% - 28px,var(--max))}
      .nav-shell{height:auto;min-height:66px;padding:10px 12px}
      .menu-toggle{display:block}
      .nav-links{
        position:absolute;
        top:78px;
        left:14px;
        right:14px;
        display:none;
        flex-direction:column;
        align-items:stretch;
        padding:14px;
        border-radius:24px;
        background:rgba(6,17,31,.94);
        border:1px solid rgba(53,214,255,.18);
        box-shadow:0 24px 70px rgba(0,0,0,.45);
      }
      .nav-links.open{display:flex}
      .nav-links a{padding:14px 16px;text-align:center}
      .nav-actions .btn{display:none}
      main{padding-top:104px}
      .hero{min-height:auto;padding-top:26px}
      .quick-stats{grid-template-columns:1fr}
      .main-feature{grid-template-columns:1fr}
      .side-stack{grid-template-columns:1fr}
      .section{padding:68px 0}
      .section-head{display:block}
      .update-note{margin-top:18px}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-brand{grid-column:1/-1}
    }
    @media (max-width:620px){
      .logo-text{font-size:15px}
      .hero-actions .btn,.cta-strip .btn{width:100%}
      .trend-panel{padding:18px;border-radius:22px}
      .heat-map{grid-template-columns:repeat(3,1fr)}
      .trend-item{grid-template-columns:28px 1fr}
      .trend-bar{grid-column:2}
      .filter-shell{border-radius:20px}
      .waterfall-grid,.schedule-grid{grid-template-columns:1fr}
      .feature-visual{min-height:220px}
      .cta-strip{display:block;text-align:center}
      .cta-strip .btn{margin-top:18px}
      .footer-grid{grid-template-columns:1fr}
      .footer-bottom{display:block}
      .footer-bottom span{display:block;margin-top:8px}
    }
    @media (prefers-reduced-motion:reduce){
      *{scroll-behavior:auto!important;transition:none!important}
    }