/* roulang page: index */
:root{
      --bg:#050b16;
      --bg-2:#071426;
      --panel:rgba(10, 24, 44, .66);
      --panel-strong:rgba(13, 33, 58, .82);
      --text:#eef7ff;
      --muted:#9db4ca;
      --muted-2:#6f879e;
      --line:rgba(125, 211, 252, .18);
      --line-strong:rgba(34, 211, 238, .42);
      --cyan:#22d3ee;
      --blue:#38bdf8;
      --violet:#8b5cf6;
      --danger:#fb7185;
      --success:#34d399;
      --radius:22px;
      --radius-lg:30px;
      --shadow:0 24px 70px rgba(0,0,0,.38);
      --shadow-soft:0 14px 40px rgba(2, 8, 23, .34);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      color:var(--text);
      font-family:HarmonyOS Sans, PingFang SC, Microsoft YaHei, Noto Sans SC, sans-serif;
      line-height:1.7;
      background:
        radial-gradient(circle at 12% 8%, rgba(34,211,238,.16), transparent 34%),
        radial-gradient(circle at 85% 10%, rgba(139,92,246,.18), transparent 36%),
        radial-gradient(circle at 70% 78%, rgba(56,189,248,.10), transparent 34%),
        linear-gradient(135deg,#030712 0%,#061121 44%,#071426 100%);
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(125,211,252,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(125,211,252,.035) 1px, transparent 1px);
      background-size:38px 38px;
      mask-image:radial-gradient(circle at center, black 0%, transparent 78%);
      z-index:-2;
    }
    body:after{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background:
        radial-gradient(circle at center, transparent 0%, rgba(0,0,0,.42) 100%),
        repeating-radial-gradient(circle at 30% 20%, rgba(255,255,255,.025) 0 1px, transparent 1px 4px);
      opacity:.75;
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(34,211,238,.3);color:#fff}
    .site-container{width:min(1240px, calc(100% - 32px));margin-inline:auto}
    .glass{
      background:linear-gradient(180deg, rgba(15,34,60,.74), rgba(7,17,31,.58));
      border:1px solid var(--line);
      box-shadow:var(--shadow-soft), inset 0 1px 0 rgba(255,255,255,.06);
      backdrop-filter:blur(18px);
      -webkit-backdrop-filter:blur(18px);
    }
    .glass-hover{
      transition:transform .25s ease, border-color .25s ease, box-shadow .25s ease, background .25s ease;
    }
    .glass-hover:hover{
      transform:translateY(-4px);
      border-color:rgba(34,211,238,.52);
      box-shadow:0 0 0 1px rgba(34,211,238,.08), 0 22px 58px rgba(34,211,238,.12), var(--shadow-soft);
      background:linear-gradient(180deg, rgba(16,42,72,.82), rgba(8,20,36,.66));
    }
    .top-strip{
      position:relative;
      z-index:60;
      background:rgba(3,7,18,.78);
      border-bottom:1px solid rgba(125,211,252,.12);
      color:#a9c7dd;
      font-size:13px;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(4,10,22,.82);
      backdrop-filter:blur(20px);
      -webkit-backdrop-filter:blur(20px);
      border-bottom:1px solid rgba(125,211,252,.15);
      box-shadow:0 14px 42px rgba(0,0,0,.28);
    }
    .site-header:after{
      content:"";
      position:absolute;
      left:0;right:0;bottom:-1px;height:2px;
      background:linear-gradient(90deg, transparent, rgba(34,211,238,.82), rgba(139,92,246,.62), transparent);
      opacity:.85;
    }
    .nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}
    .brand{
      display:flex;align-items:center;gap:12px;min-width:0;
      font-weight:900;letter-spacing:-.04em;color:#f4fbff;
      text-shadow:0 0 20px rgba(34,211,238,.34);
    }
    .brand-mark{
      width:40px;height:40px;border-radius:14px;
      display:grid;place-items:center;
      background:linear-gradient(135deg, rgba(34,211,238,.95), rgba(139,92,246,.82));
      box-shadow:0 0 26px rgba(34,211,238,.32);
      flex:0 0 auto;
    }
    .brand-text{font-size:18px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:360px}
    .nav-links{display:flex;align-items:center;gap:8px}
    .nav-link{
      position:relative;
      padding:10px 13px;
      border-radius:14px;
      color:#b8c9d9;
      font-size:14px;
      transition:color .2s ease, background .2s ease, text-shadow .2s ease;
    }
    .nav-link:after{
      content:"";
      position:absolute;left:14px;right:14px;bottom:5px;height:2px;
      background:linear-gradient(90deg,var(--cyan),var(--violet));
      transform:scaleX(0);transform-origin:left;
      transition:transform .22s ease;
      border-radius:99px;
    }
    .nav-link:hover{color:#fff;background:rgba(34,211,238,.07);text-shadow:0 0 14px rgba(34,211,238,.35)}
    .nav-link:hover:after,.nav-link.active:after{transform:scaleX(1)}
    .nav-link.active{color:#fff;background:rgba(34,211,238,.10);box-shadow:inset 0 0 18px rgba(34,211,238,.08)}
    .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:11px 18px;border-radius:999px;
      border:1px solid transparent;
      font-weight:800;font-size:14px;
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease, background .22s ease, color .22s ease;
      user-select:none;
    }
    .btn:focus-visible,.nav-link:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
      outline:2px solid rgba(34,211,238,.72);
      outline-offset:3px;
    }
    .btn-primary{
      color:#03121d;
      background:linear-gradient(135deg,#22d3ee,#38bdf8 45%,#8b5cf6);
      box-shadow:0 0 22px rgba(34,211,238,.34), inset 0 1px 0 rgba(255,255,255,.32);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(34,211,238,.46),0 12px 28px rgba(34,211,238,.14)}
    .btn-secondary{
      color:#dff8ff;
      background:rgba(8,20,36,.46);
      border-color:rgba(34,211,238,.35);
      box-shadow:inset 0 0 18px rgba(34,211,238,.05);
    }
    .btn-secondary:hover{transform:translateY(-2px);border-color:rgba(34,211,238,.72);color:#fff;box-shadow:0 0 22px rgba(34,211,238,.18)}
    .mobile-toggle{display:none;width:46px;height:46px;border-radius:16px;border:1px solid var(--line);background:rgba(8,20,36,.6);color:#fff}
    .section{padding:82px 0}
    .section-tight{padding:56px 0}
    .eyebrow{
      display:inline-flex;align-items:center;gap:8px;
      color:#a7f3ff;
      border:1px solid rgba(34,211,238,.28);
      background:rgba(34,211,238,.07);
      border-radius:999px;
      padding:6px 12px;
      font-weight:800;font-size:13px;
    }
    .section-title{font-size:clamp(28px,4vw,46px);line-height:1.15;font-weight:950;letter-spacing:-.05em;margin-top:16px}
    .section-desc{color:var(--muted);max-width:760px;margin-top:16px;font-size:16px}
    .hero{
      padding:42px 0 84px;
      position:relative;
    }
    .creator-cover{
      position:relative;
      min-height:620px;
      border-radius:34px;
      overflow:hidden;
      border:1px solid rgba(125,211,252,.2);
      background:
        linear-gradient(180deg, rgba(5,11,22,.1), rgba(5,11,22,.86) 72%, rgba(5,11,22,.98)),
        radial-gradient(circle at 28% 18%, rgba(34,211,238,.28), transparent 34%),
        radial-gradient(circle at 72% 16%, rgba(139,92,246,.25), transparent 34%),
        linear-gradient(135deg, rgba(11,34,63,.95), rgba(5,11,22,.96));
      box-shadow:var(--shadow);
    }
    .creator-cover:before{
      content:"";
      position:absolute;inset:0;
      background:
        linear-gradient(90deg, rgba(34,211,238,.08) 0 1px, transparent 1px 70px),
        linear-gradient(rgba(34,211,238,.06) 0 1px, transparent 1px 70px);
      opacity:.5;
    }
    .creator-cover:after{
      content:"";
      position:absolute;left:0;right:0;top:0;height:150px;
      background:linear-gradient(90deg, rgba(34,211,238,.24), rgba(139,92,246,.2), transparent);
      filter:blur(12px);
      opacity:.65;
    }
    .hero-content{position:relative;z-index:2;padding:42px;display:flex;flex-direction:column;min-height:620px;justify-content:space-between}
    .profile-row{display:flex;align-items:flex-start;justify-content:space-between;gap:22px}
    .profile-main{display:flex;align-items:center;gap:18px;min-width:0}
    .avatar{
      width:92px;height:92px;border-radius:28px;
      border:1px solid rgba(34,211,238,.5);
      background:linear-gradient(135deg,rgba(34,211,238,.95),rgba(139,92,246,.92));
      display:grid;place-items:center;
      box-shadow:0 0 40px rgba(34,211,238,.28);
      font-weight:950;font-size:28px;color:#03121d;
      flex:0 0 auto;
    }
    .nickname{font-size:22px;font-weight:950;letter-spacing:-.04em}
    .profile-note{color:#abc2d6;font-size:14px;margin-top:4px}
    .hero-title{
      max-width:920px;
      font-size:clamp(38px,7.2vw,82px);
      line-height:1.03;
      letter-spacing:-.075em;
      font-weight:1000;
      text-shadow:0 0 34px rgba(34,211,238,.22);
    }
    .hero-intro{max-width:760px;color:#c5d8e8;font-size:18px;margin-top:18px}
    .hero-bottom{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;align-items:end}
    .data-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
    .data-badge{
      border:1px solid rgba(125,211,252,.2);
      background:rgba(7,17,31,.58);
      border-radius:18px;
      padding:12px 14px;
      min-width:132px;
    }
    .data-badge strong{display:block;color:#fff;font-size:22px;line-height:1}
    .data-badge span{display:block;color:#8ea9be;font-size:12px;margin-top:7px}
    .status-panel{border-radius:28px;padding:18px}
    .status-line{display:flex;align-items:center;justify-content:space-between;color:#cdeeff;font-size:14px;margin-bottom:12px}
    .meter{height:10px;border-radius:999px;background:rgba(125,211,252,.12);overflow:hidden}
    .meter>i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--cyan),var(--violet));box-shadow:0 0 18px rgba(34,211,238,.4)}
    .badge{
      display:inline-flex;align-items:center;gap:6px;
      border-radius:999px;
      border:1px solid rgba(34,211,238,.25);
      background:rgba(34,211,238,.07);
      color:#baf3ff;
      padding:5px 10px;
      font-size:12px;
      font-weight:800;
    }
    .pulse-dot{width:8px;height:8px;border-radius:50%;background:var(--success);box-shadow:0 0 14px rgba(52,211,153,.8)}
    .sell-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}
    .feature-card{border-radius:var(--radius);padding:24px;min-height:210px}
    .icon-chip{
      width:46px;height:46px;border-radius:16px;
      display:grid;place-items:center;
      background:linear-gradient(135deg,rgba(34,211,238,.17),rgba(139,92,246,.14));
      border:1px solid rgba(34,211,238,.24);
      color:#a7f3ff;font-size:22px;
      box-shadow:inset 0 0 18px rgba(34,211,238,.08);
    }
    .card-title{font-size:20px;font-weight:950;letter-spacing:-.035em;margin-top:18px}
    .card-text{color:var(--muted);font-size:14px;margin-top:10px}
    .limited-bar{
      display:grid;grid-template-columns:1fr auto;gap:22px;align-items:center;
      border-radius:30px;padding:26px;
      background:
        radial-gradient(circle at 12% 50%, rgba(34,211,238,.18), transparent 36%),
        linear-gradient(135deg, rgba(12,31,55,.86), rgba(9,18,35,.72));
      border:1px solid rgba(34,211,238,.28);
      box-shadow:var(--shadow-soft);
    }
    .countdown{display:flex;gap:10px;flex-wrap:wrap}
    .time-box{
      min-width:74px;text-align:center;border-radius:18px;padding:10px;
      background:rgba(4,12,24,.7);
      border:1px solid rgba(34,211,238,.22);
    }
    .time-box b{display:block;font-size:24px;line-height:1;color:#fff}
    .time-box span{display:block;font-size:12px;color:#8ea9be;margin-top:6px}
    .demo-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:22px;margin-top:30px}
    .demo-menu{border-radius:26px;padding:18px}
    .demo-tab{
      display:flex;align-items:center;justify-content:space-between;gap:12px;
      padding:15px;border-radius:18px;border:1px solid transparent;color:#bdd0df;
      transition:.22s ease;
    }
    .demo-tab:hover,.demo-tab.active{background:rgba(34,211,238,.08);border-color:rgba(34,211,238,.24);color:#fff}
    .demo-stage{border-radius:30px;padding:24px;position:relative;overflow:hidden}
    .demo-stage:before{
      content:"";position:absolute;inset:-80px -120px auto auto;width:260px;height:260px;
      background:radial-gradient(circle, rgba(34,211,238,.2), transparent 70%);
    }
    .list-row{
      display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;
      padding:14px;border-radius:18px;background:rgba(255,255,255,.035);
      border:1px solid rgba(125,211,252,.12);
      margin-top:12px;
    }
    .rank{width:34px;height:34px;border-radius:12px;display:grid;place-items:center;background:rgba(34,211,238,.12);color:#a7f3ff;font-weight:950}
    .topic-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:18px;margin-top:30px}
    .topic-card{border-radius:var(--radius);padding:24px;min-height:190px;display:flex;flex-direction:column;justify-content:space-between}
    .topic-card.large{min-height:260px;background:linear-gradient(135deg, rgba(34,211,238,.13), rgba(139,92,246,.12)), rgba(10,24,44,.6)}
    .metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:30px}
    .metric-card{border-radius:22px;padding:22px;text-align:left}
    .metric-card b{display:block;font-size:34px;line-height:1;color:#fff;letter-spacing:-.05em;text-shadow:0 0 22px rgba(34,211,238,.35)}
    .metric-card span{display:block;color:#94aeca;font-size:13px;margin-top:8px}
    .proof-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}
    .proof-card{border-radius:var(--radius);padding:22px}
    .user-row{display:flex;align-items:center;gap:12px}
    .mini-avatar{width:42px;height:42px;border-radius:15px;background:linear-gradient(135deg,rgba(56,189,248,.9),rgba(139,92,246,.9));display:grid;place-items:center;color:#04111d;font-weight:950}
    .stars{color:#67e8f9;letter-spacing:2px;margin-top:16px}
    .news-layout{display:grid;grid-template-columns:1.45fr .75fr;gap:22px;margin-top:30px}
    .news-list{border-radius:28px;padding:18px}
    .news-item{
      display:grid;grid-template-columns:auto 1fr auto;gap:16px;align-items:center;
      padding:16px;border-radius:18px;border:1px solid rgba(125,211,252,.1);
      transition:.22s ease;
    }
    .news-item + .news-item{margin-top:10px}
    .news-item:hover{background:rgba(34,211,238,.07);border-color:rgba(34,211,238,.26);transform:translateX(3px)}
    .news-date{color:#7dd3fc;font-weight:900;font-size:13px;white-space:nowrap}
    .news-title{font-weight:900;color:#eef7ff}
    .news-summary{color:#8fa8bd;font-size:13px;margin-top:3px}
    .side-panel{border-radius:28px;padding:22px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
    .tag{
      display:inline-flex;align-items:center;
      padding:7px 11px;border-radius:999px;
      color:#bdefff;background:rgba(34,211,238,.065);
      border:1px solid rgba(34,211,238,.2);
      font-size:13px;transition:.2s ease;
    }
    .tag:hover{border-color:rgba(34,211,238,.55);box-shadow:0 0 18px rgba(34,211,238,.12);color:#fff}
    .plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:30px}
    .plan-card{border-radius:26px;padding:24px;position:relative;overflow:hidden}
    .plan-card.recommend{border-color:rgba(34,211,238,.58);box-shadow:0 0 38px rgba(34,211,238,.16), var(--shadow-soft)}
    .plan-card.recommend:before{content:"推荐";position:absolute;right:18px;top:18px;border-radius:999px;padding:5px 10px;background:linear-gradient(135deg,var(--cyan),var(--violet));color:#03121d;font-weight:950;font-size:12px}
    .plan-price{font-size:32px;font-weight:1000;letter-spacing:-.05em;margin-top:12px}
    .check-list{margin-top:18px;display:grid;gap:10px;color:#b8cadb;font-size:14px}
    .check-list li{display:flex;gap:9px;align-items:flex-start}
    .check-list li:before{content:"✓";color:#67e8f9;font-weight:950}
    .faq-wrap{margin-top:30px;display:grid;gap:12px}
    .faq-item{border-radius:20px;overflow:hidden}
    .faq-q{
      width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
      padding:18px 20px;background:transparent;color:#fff;border:0;text-align:left;font-weight:950;
    }
    .faq-icon{width:28px;height:28px;border-radius:10px;display:grid;place-items:center;background:rgba(34,211,238,.09);border:1px solid rgba(34,211,238,.22);transition:.22s ease}
    .faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease}
    .faq-a p{color:#a7bcd0;padding:0 20px 18px;margin:0;font-size:14px}
    .faq-item.open .faq-a{max-height:170px}
    .faq-item.open .faq-icon{transform:rotate(45deg);color:#67e8f9}
    .form-card{
      border-radius:34px;padding:34px;
      background:
        radial-gradient(circle at 78% 20%, rgba(139,92,246,.18), transparent 36%),
        radial-gradient(circle at 16% 75%, rgba(34,211,238,.16), transparent 34%),
        linear-gradient(135deg, rgba(13,35,62,.86), rgba(6,15,29,.74));
    }
    .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:24px}
    .field{display:flex;flex-direction:column;gap:7px}
    .field.full{grid-column:1/-1}
    .field label{color:#bcd2e4;font-size:13px;font-weight:800}
    .input{
      width:100%;min-height:48px;border-radius:16px;
      background:rgba(2,8,23,.55);
      border:1px solid rgba(125,211,252,.18);
      color:#fff;padding:12px 14px;
      transition:.2s ease;
    }
    .input::placeholder{color:#647d94}
    .input:focus{border-color:rgba(34,211,238,.62);box-shadow:0 0 0 4px rgba(34,211,238,.08)}
    textarea.input{min-height:112px;resize:vertical}
    .site-footer{
      padding:56px 0 30px;
      border-top:1px solid rgba(125,211,252,.14);
      background:rgba(3,7,18,.56);
    }
    .footer-grid{display:grid;grid-template-columns:1.4fr repeat(3, .7fr);gap:24px}
    .footer-title{font-weight:950;color:#fff;margin-bottom:12px}
    .footer-text,.footer-link{color:#8fa6bb;font-size:14px}
    .footer-link{display:block;margin-top:8px;transition:.2s ease}
    .footer-link:hover{color:#dff8ff;text-shadow:0 0 14px rgba(34,211,238,.28)}
    .copyright{margin-top:34px;padding-top:20px;border-top:1px solid rgba(125,211,252,.12);color:#72879a;font-size:13px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
    .floating-cta{
      position:fixed;left:50%;bottom:18px;transform:translateX(-50%);
      z-index:45;display:none;align-items:center;gap:10px;
      width:min(560px,calc(100% - 28px));padding:10px;
      border-radius:999px;background:rgba(4,10,22,.82);
      border:1px solid rgba(34,211,238,.26);
      backdrop-filter:blur(18px);
      box-shadow:0 12px 34px rgba(0,0,0,.36);
    }
    @media (max-width:1024px){
      .brand-text{max-width:260px}
      .nav-links{position:absolute;left:16px;right:16px;top:86px;display:none;flex-direction:column;align-items:stretch;padding:14px;border-radius:22px;background:rgba(4,10,22,.94);border:1px solid rgba(125,211,252,.18);box-shadow:var(--shadow)}
      .nav-links.open{display:flex}
      .nav-link{padding:13px 14px}
      .mobile-toggle{display:grid;place-items:center}
      .nav-actions .btn-secondary{display:none}
      .hero-bottom,.demo-wrap,.news-layout{grid-template-columns:1fr}
      .topic-grid{grid-template-columns:1fr 1fr}
      .metric-grid,.proof-grid,.plan-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 24px, 1240px)}
      .top-strip{display:none}
      .nav-wrap{height:68px}
      .brand-mark{width:36px;height:36px;border-radius:13px}
      .brand-text{font-size:15px;max-width:190px}
      .nav-actions .btn-primary{display:none}
      .section{padding:60px 0}
      .section-tight{padding:42px 0}
      .creator-cover{min-height:680px;border-radius:26px}
      .hero-content{min-height:680px;padding:24px}
      .profile-row{flex-direction:column}
      .avatar{width:72px;height:72px;border-radius:22px;font-size:22px}
      .hero-intro{font-size:16px}
      .sell-grid,.topic-grid,.metric-grid,.proof-grid,.plan-grid,.form-grid{grid-template-columns:1fr}
      .topic-card.large{min-height:220px}
      .limited-bar{grid-template-columns:1fr}
      .news-item{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .floating-cta{display:flex}
      .floating-cta .btn{flex:1;padding-inline:12px}
    }
    @media (max-width:520px){
      .hero{padding-top:24px}
      .hero-content{padding:18px}
      .creator-cover{min-height:720px}
      .data-badge{min-width:calc(50% - 6px)}
      .btn{width:100%;min-height:46px}
      .hero-actions{display:grid;width:100%;gap:10px}
      .countdown{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
      .time-box{min-width:0}
      .time-box b{font-size:20px}
      .form-card{padding:22px;border-radius:26px}
      .copyright{padding-bottom:76px}
    }

/* roulang page: category1 */
:root{
      --bg0:#050b14;
      --bg1:#071421;
      --bg2:#0b1c2d;
      --line:rgba(148,163,184,.16);
      --line-strong:rgba(34,211,238,.24);
      --text:#e5eefc;
      --muted:#93a9c6;
      --soft:#c7d4e8;
      --cyan:#22d3ee;
      --cyan-2:#38bdf8;
      --violet:#7c3aed;
      --good:#14b8a6;
      --warn:#60a5fa;
      --shadow:0 18px 60px rgba(2,8,23,.45);
      --radius:20px;
    }
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--text);
      background:
        linear-gradient(180deg, rgba(6,10,18,.95), rgba(8,17,28,.98) 38%, rgba(5,10,18,1) 100%),
        linear-gradient(135deg, rgba(34,211,238,.04), transparent 35%),
        linear-gradient(225deg, rgba(124,58,237,.05), transparent 35%);
      font-family:'HarmonyOS Sans','PingFang SC','Microsoft YaHei','Noto Sans SC',sans-serif;
      letter-spacing:0;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background:
        linear-gradient(rgba(148,163,184,.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148,163,184,.05) 1px, transparent 1px);
      background-size:28px 28px;
      mask-image: linear-gradient(180deg, rgba(0,0,0,.45), rgba(0,0,0,.16) 42%, rgba(0,0,0,0));
      opacity:.33;
      z-index:0;
    }
    body::after{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background:
        radial-gradient(circle at 20% 10%, rgba(34,211,238,.06), transparent 30%),
        radial-gradient(circle at 85% 0%, rgba(124,58,237,.06), transparent 26%),
        radial-gradient(circle at 80% 80%, rgba(56,189,248,.05), transparent 28%);
      z-index:0;
    }
    .site-shell, header, main, footer{position:relative; z-index:1}
    .site-container{max-width:1320px; margin:0 auto; padding-left:1rem; padding-right:1rem}
    @media (min-width:640px){.site-container{padding-left:1.5rem; padding-right:1.5rem}}
    @media (min-width:1024px){.site-container{padding-left:2rem; padding-right:2rem}}
    .glass{
      background: linear-gradient(180deg, rgba(13,23,38,.82), rgba(8,18,31,.72));
      border:1px solid rgba(148,163,184,.14);
      box-shadow: var(--shadow);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
    }
    .glass-soft{
      background: linear-gradient(180deg, rgba(13,23,38,.72), rgba(8,18,31,.56));
      border:1px solid rgba(148,163,184,.12);
      backdrop-filter: blur(18px);
      -webkit-backdrop-filter: blur(18px);
    }
    .glow-line{
      position:relative;
      overflow:hidden;
    }
    .glow-line::after{
      content:"";
      position:absolute;
      inset:auto 0 0 0;
      height:2px;
      background: linear-gradient(90deg, transparent, rgba(34,211,238,.96), rgba(124,58,237,.82), transparent);
      opacity:.95;
    }
    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      gap:.4rem;
      color:#bfd0e8;
      padding:.65rem .85rem;
      border-radius:999px;
      transition:all .22s ease;
      text-decoration:none;
      white-space:nowrap;
    }
    .nav-link:hover{
      color:#f0fbff;
      background:rgba(15,23,42,.52);
      box-shadow:0 0 0 1px rgba(34,211,238,.16), 0 0 24px rgba(34,211,238,.1);
    }
    .nav-link.active{
      color:#ecfeff;
      background:rgba(34,211,238,.09);
      box-shadow:0 0 0 1px rgba(34,211,238,.22), 0 0 22px rgba(34,211,238,.14);
    }
    .nav-link::after{
      content:"";
      position:absolute;
      left:.9rem;
      right:.9rem;
      bottom:.28rem;
      height:1.5px;
      transform:scaleX(0);
      transform-origin:left;
      background:linear-gradient(90deg, var(--cyan), rgba(124,58,237,.95));
      transition:transform .24s ease;
      opacity:.95;
    }
    .nav-link:hover::after,.nav-link.active::after{transform:scaleX(1)}
    .brand{
      display:inline-flex;
      align-items:center;
      gap:.75rem;
      text-decoration:none;
      color:var(--text);
    }
    .brand-mark{
      width:2.6rem;
      height:2.6rem;
      border-radius:18px;
      display:grid;
      place-items:center;
      font-weight:800;
      color:#f6feff;
      background:
        linear-gradient(135deg, rgba(34,211,238,.95), rgba(59,130,246,.84) 52%, rgba(124,58,237,.9));
      box-shadow:0 0 0 1px rgba(255,255,255,.12), 0 0 28px rgba(34,211,238,.25);
      letter-spacing:0;
      flex:none;
    }
    .brand-text{
      font-size:1.05rem;
      font-weight:800;
      letter-spacing:0;
      line-height:1.15;
      text-shadow:0 0 22px rgba(34,211,238,.12);
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:.5rem;
      padding:.45rem .8rem;
      border-radius:999px;
      border:1px solid rgba(34,211,238,.18);
      background:rgba(34,211,238,.08);
      color:#dffcff;
      font-size:.85rem;
      font-weight:700;
    }
    .title-xl{
      font-size:clamp(2.2rem, 4.2vw, 4.4rem);
      line-height:1.02;
      letter-spacing:0;
      font-weight:900;
    }
    .title-lg{
      font-size:clamp(1.45rem, 2.1vw, 2.3rem);
      line-height:1.08;
      font-weight:850;
      letter-spacing:0;
    }
    .title-md{
      font-size:1.08rem;
      line-height:1.25;
      font-weight:800;
      letter-spacing:0;
    }
    .muted{color:var(--muted)}
    .lead{color:#d4e1f3; line-height:1.8}
    .btn-glow{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:.55rem;
      padding:.9rem 1.15rem;
      border-radius:999px;
      font-weight:800;
      transition:all .22s ease;
      text-decoration:none;
      border:1px solid rgba(34,211,238,.22);
      color:#effcff;
      background:linear-gradient(135deg, rgba(34,211,238,.95), rgba(59,130,246,.88));
      box-shadow:0 10px 30px rgba(34,211,238,.18), 0 0 0 1px rgba(255,255,255,.1);
    }
    .btn-glow:hover{
      transform:translateY(-1px);
      box-shadow:0 14px 35px rgba(34,211,238,.24), 0 0 28px rgba(34,211,238,.18);
      filter:saturate(1.05);
    }
    .btn-ghost{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:.55rem;
      padding:.9rem 1.15rem;
      border-radius:999px;
      font-weight:800;
      transition:all .22s ease;
      text-decoration:none;
      color:#dce9fb;
      border:1px solid rgba(148,163,184,.22);
      background:rgba(15,23,42,.3);
    }
    .btn-ghost:hover{
      border-color:rgba(34,211,238,.28);
      color:#f4feff;
      box-shadow:0 0 0 1px rgba(34,211,238,.12), 0 0 22px rgba(34,211,238,.1);
      transform:translateY(-1px);
    }
    .tag-pill{
      display:inline-flex;
      align-items:center;
      gap:.35rem;
      padding:.48rem .78rem;
      border-radius:999px;
      font-size:.84rem;
      font-weight:700;
      color:#d7e6fb;
      border:1px solid rgba(148,163,184,.18);
      background:rgba(8,18,31,.62);
      transition:all .22s ease;
      cursor:pointer;
      user-select:none;
    }
    .tag-pill:hover{
      border-color:rgba(34,211,238,.3);
      color:#f3feff;
      box-shadow:0 0 0 1px rgba(34,211,238,.12), 0 0 18px rgba(34,211,238,.08);
    }
    .tag-pill.active{
      border-color:rgba(34,211,238,.4);
      background:rgba(34,211,238,.12);
      color:#f4feff;
      box-shadow:0 0 0 1px rgba(34,211,238,.16), 0 0 20px rgba(34,211,238,.12);
    }
    .search-box, .select-box{
      width:100%;
      color:#eff7ff;
      background:rgba(6,12,22,.72);
      border:1px solid rgba(148,163,184,.18);
      border-radius:18px;
      padding:.92rem 1rem;
      outline:none;
      transition:all .2s ease;
    }
    .search-box::placeholder{color:#7f95b6}
    .search-box:focus,.select-box:focus{
      border-color:rgba(34,211,238,.42);
      box-shadow:0 0 0 3px rgba(34,211,238,.12), 0 0 24px rgba(34,211,238,.08);
    }
    .glass-card{
      border-radius:var(--radius);
      background:linear-gradient(180deg, rgba(12,22,36,.86), rgba(8,17,28,.72));
      border:1px solid rgba(148,163,184,.14);
      box-shadow:0 18px 45px rgba(2,8,23,.38);
      transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
      overflow:hidden;
    }
    .glass-card:hover{
      transform:translateY(-3px);
      border-color:rgba(34,211,238,.28);
      box-shadow:0 22px 56px rgba(2,8,23,.5), 0 0 24px rgba(34,211,238,.08);
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:.4rem;
      padding:.34rem .62rem;
      border-radius:999px;
      font-size:.76rem;
      font-weight:700;
      color:#cfe8ff;
      border:1px solid rgba(96,165,250,.2);
      background:rgba(59,130,246,.08);
    }
    .metric{
      padding:1rem;
      border-radius:18px;
      background:rgba(8,18,31,.72);
      border:1px solid rgba(148,163,184,.14);
    }
    .metric-value{
      font-size:1.7rem;
      line-height:1;
      font-weight:900;
      color:#f5feff;
      letter-spacing:0;
    }
    .metric-label{
      margin-top:.3rem;
      color:#9fb3cd;
      font-size:.85rem;
      line-height:1.4;
    }
    .bar{
      height:.62rem;
      border-radius:999px;
      background:rgba(148,163,184,.12);
      overflow:hidden;
    }
    .bar > span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, rgba(34,211,238,.95), rgba(59,130,246,.94), rgba(124,58,237,.82));
      box-shadow:0 0 16px rgba(34,211,238,.22);
    }
    .topic-card{
      position:relative;
      min-height:100%;
    }
    .topic-card .cover{
      min-height:132px;
      background:
        linear-gradient(135deg, rgba(34,211,238,.16), rgba(59,130,246,.12) 46%, rgba(124,58,237,.12)),
        linear-gradient(180deg, rgba(255,255,255,.06), transparent 48%);
      border-bottom:1px solid rgba(148,163,184,.12);
    }
    .topic-card .badge-top{
      position:absolute;
      top:1rem;
      right:1rem;
      z-index:2;
    }
    .topic-card .content{
      padding:1rem 1rem 1.1rem;
    }
    .meta{
      display:flex;
      align-items:center;
      gap:.6rem;
      flex-wrap:wrap;
      color:#93a9c6;
      font-size:.8rem;
    }
    .meta span{
      display:inline-flex;
      align-items:center;
      gap:.3rem;
    }
    .list-dot{
      width:.45rem;
      height:.45rem;
      border-radius:999px;
      background:rgba(34,211,238,.9);
      box-shadow:0 0 12px rgba(34,211,238,.2);
      flex:none;
    }
    .update-card{
      padding:1.05rem;
      border-radius:18px;
      border:1px solid rgba(148,163,184,.14);
      background:linear-gradient(180deg, rgba(12,22,36,.78), rgba(8,18,31,.64));
    }
    .avatar{
      width:2.6rem;
      height:2.6rem;
      border-radius:999px;
      display:grid;
      place-items:center;
      font-weight:800;
      color:#effcff;
      background:linear-gradient(135deg, rgba(34,211,238,.9), rgba(59,130,246,.74));
      box-shadow:0 0 0 1px rgba(255,255,255,.08);
      flex:none;
    }
    details.faq-item{
      border-radius:18px;
      border:1px solid rgba(148,163,184,.14);
      background:linear-gradient(180deg, rgba(12,22,36,.8), rgba(8,18,31,.6));
      overflow:hidden;
    }
    details.faq-item summary{
      list-style:none;
      cursor:pointer;
      padding:1rem 1.05rem;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:1rem;
      font-weight:800;
      color:#edf7ff;
      transition:background .2s ease;
    }
    details.faq-item summary::-webkit-details-marker{display:none}
    details.faq-item summary:hover{background:rgba(34,211,238,.04)}
    .faq-icon{
      width:1.8rem;
      height:1.8rem;
      border-radius:999px;
      display:grid;
      place-items:center;
      border:1px solid rgba(148,163,184,.18);
      color:#cfe8ff;
      transition:transform .2s ease, border-color .2s ease, box-shadow .2s ease;
      flex:none;
    }
    details[open] .faq-icon{
      transform:rotate(45deg);
      border-color:rgba(34,211,238,.34);
      box-shadow:0 0 18px rgba(34,211,238,.1);
    }
    details.faq-item .faq-body{
      padding:0 1.05rem 1rem;
      color:#bfd0e8;
      line-height:1.75;
    }
    .footer-link{
      display:block;
      padding:.28rem 0;
      color:#b9cae2;
      text-decoration:none;
      transition:color .2s ease, transform .2s ease;
    }
    .footer-link:hover{color:#f5feff; transform:translateX(2px)}
    .copyright{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:1rem;
      padding-top:1rem;
      margin-top:1rem;
      border-top:1px solid rgba(148,163,184,.12);
      color:#93a9c6;
      font-size:.86rem;
      flex-wrap:wrap;
    }
    .scrollbar-thin::-webkit-scrollbar{height:10px;width:10px}
    .scrollbar-thin::-webkit-scrollbar-thumb{
      background:rgba(148,163,184,.24);
      border-radius:999px;
      border:2px solid rgba(6,12,22,.8);
    }
    .scrollbar-thin::-webkit-scrollbar-track{background:transparent}
    .fade-up{animation:fadeUp .55s ease both}
    @keyframes fadeUp{
      from{opacity:0; transform:translateY(12px)}
      to{opacity:1; transform:translateY(0)}
    }
    .line-clamp-2{
      display:-webkit-box;
      -webkit-line-clamp:2;
      -webkit-box-orient:vertical;
      overflow:hidden;
    }
    .mini-grid{
      display:grid;
      gap:.75rem;
    }
    @media (min-width:768px){
      .mini-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    }

/* roulang page: category2 */
:root{
      --bg-0:#040815;
      --bg-1:#07111f;
      --bg-2:#0b182b;
      --card:rgba(12, 22, 39, .78);
      --card-strong:rgba(9, 17, 31, .92);
      --line:rgba(130, 174, 231, .16);
      --line-strong:rgba(52, 214, 255, .34);
      --text:#eef5ff;
      --muted:#8da4c2;
      --accent:#2ed8ff;
      --accent-2:#7f65ff;
      --accent-3:#21b7aa;
      --shadow:0 24px 60px rgba(0, 0, 0, .44);
      --radius:24px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      color:var(--text);
      font-family: "HarmonyOS Sans","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
      background:
        radial-gradient(circle at 20% 0%, rgba(46, 216, 255, .12), transparent 24%),
        radial-gradient(circle at 80% 10%, rgba(127, 101, 255, .10), transparent 26%),
        radial-gradient(circle at 50% 100%, rgba(33, 183, 170, .06), transparent 28%),
        linear-gradient(180deg, #050916 0%, #07111f 42%, #04101e 100%);
      min-height:100vh;
      overflow-x:hidden;
    }

    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
      background-size: 72px 72px;
      opacity:.08;
      mask-image: radial-gradient(circle at 50% 20%, black 0%, rgba(0,0,0,.7) 55%, transparent 100%);
    }

    body::after{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background:
        linear-gradient(180deg, rgba(2,7,16,.08), rgba(2,7,16,.22)),
        radial-gradient(circle at 50% 0%, rgba(255,255,255,.03), transparent 30%);
      opacity:.9;
    }

    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    ::selection{background:rgba(46,216,255,.28); color:#fff}
    :focus-visible{outline:2px solid rgba(46,216,255,.65); outline-offset:3px}

    .site-container{
      width:min(1320px, calc(100% - 32px));
      margin:0 auto;
    }

    .top-strip{
      position:relative;
      z-index:40;
      background:rgba(6, 12, 22, .72);
      border-bottom:1px solid rgba(130, 174, 231, .12);
      backdrop-filter: blur(16px);
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(5, 10, 19, .82);
      border-bottom:1px solid rgba(130, 174, 231, .16);
      box-shadow:0 12px 34px rgba(0,0,0,.24);
      backdrop-filter: blur(20px);
    }

    .site-header::after{
      content:"";
      position:absolute;
      left:0;
      right:0;
      bottom:0;
      height:2px;
      background:linear-gradient(90deg, transparent, rgba(46,216,255,.95), rgba(127,101,255,.95), transparent);
      opacity:.92;
    }

    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
    }

    .brand-mark{
      width:42px;
      height:42px;
      flex:none;
      display:grid;
      place-items:center;
      border-radius:14px;
      border:1px solid rgba(91, 190, 255, .38);
      background:
        linear-gradient(135deg, rgba(46,216,255,.22), rgba(127,101,255,.18)),
        rgba(255,255,255,.03);
      box-shadow:
        0 0 0 1px rgba(46,216,255,.08),
        0 16px 30px rgba(9, 18, 33, .34);
      color:#f5fbff;
      font-weight:900;
    }

    .brand-text{
      font-weight:800;
      letter-spacing:0;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
      text-shadow:0 0 18px rgba(46,216,255,.16);
    }

    .nav-links{
      display:flex;
      align-items:center;
      gap:6px;
      overflow-x:auto;
      scrollbar-width:none;
      -ms-overflow-style:none;
    }

    .nav-links::-webkit-scrollbar{display:none}

    .nav-link{
      position:relative;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:11px 14px;
      border-radius:999px;
      color:var(--muted);
      white-space:nowrap;
      transition:color .2s ease, background .2s ease, box-shadow .2s ease, transform .2s ease;
    }

    .nav-link::after{
      content:"";
      position:absolute;
      left:14px;
      right:14px;
      bottom:8px;
      height:2px;
      border-radius:999px;
      background:linear-gradient(90deg, var(--accent), var(--accent-2));
      transform:scaleX(0);
      transform-origin:left;
      transition:transform .22s ease;
    }

    .nav-link:hover,
    .nav-link:focus{
      color:var(--text);
      background:rgba(255,255,255,.04);
    }

    .nav-link:hover::after,
    .nav-link:focus::after,
    .nav-link.active::after{
      transform:scaleX(1);
    }

    .nav-link.active{
      color:#f5fbff;
      background:rgba(46,216,255,.08);
      box-shadow:
        inset 0 0 0 1px rgba(46,216,255,.22),
        0 0 0 1px rgba(46,216,255,.06),
        0 0 20px rgba(46,216,255,.08);
    }

    .panel,
    .glass-card,
    .faq-item{
      background:linear-gradient(180deg, rgba(14, 26, 44, .82), rgba(9, 17, 31, .92));
      border:1px solid rgba(130, 174, 231, .15);
      box-shadow:var(--shadow);
      backdrop-filter: blur(18px);
    }

    .panel{
      border-radius:var(--radius);
      transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
    }

    .panel:hover{
      transform:translateY(-2px);
      border-color:rgba(46,216,255,.26);
      box-shadow:0 28px 64px rgba(0,0,0,.48), 0 0 24px rgba(46,216,255,.08);
    }

    .glass-card{
      border-radius:22px;
      transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
    }

    .glass-card:hover{
      transform:translateY(-3px);
      border-color:rgba(46,216,255,.28);
      box-shadow:0 24px 56px rgba(0,0,0,.42), 0 0 22px rgba(46,216,255,.08);
    }

    .section-kicker{
      font-size:.78rem;
      letter-spacing:.12em;
      text-transform:uppercase;
      color:rgba(169, 194, 227, .78);
    }

    .section-title{
      font-weight:800;
      letter-spacing:0;
      color:#f4f9ff;
    }

    .section-lead{
      color:var(--muted);
      line-height:1.85;
    }

    .badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 11px;
      border-radius:999px;
      border:1px solid rgba(46,216,255,.22);
      background:rgba(46,216,255,.06);
      color:#defbff;
      font-size:.82rem;
      white-space:nowrap;
    }

    .tag{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      padding:7px 12px;
      border-radius:999px;
      border:1px solid rgba(130, 174, 231, .18);
      background:rgba(255,255,255,.03);
      color:#dce8fb;
      white-space:nowrap;
      transition:transform .2s ease, border-color .2s ease, background .2s ease, box-shadow .2s ease;
    }

    .tag:hover{
      transform:translateY(-1px);
      border-color:rgba(46,216,255,.32);
      background:rgba(46,216,255,.08);
      box-shadow:0 0 0 1px rgba(46,216,255,.08);
    }

    .btn-glow{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding:13px 18px;
      border-radius:999px;
      font-weight:700;
      border:1px solid transparent;
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease, color .2s ease;
      will-change:transform;
    }

    .btn-glow:hover{
      transform:translateY(-2px);
    }

    .btn-primary-glow{
      background:linear-gradient(135deg, var(--accent), var(--accent-2));
      color:#05111f;
      box-shadow:0 14px 34px rgba(46,216,255,.24), 0 0 20px rgba(127,101,255,.18);
    }

    .btn-primary-glow:hover{
      box-shadow:0 18px 42px rgba(46,216,255,.30), 0 0 28px rgba(127,101,255,.22);
    }

    .btn-ghost-glow{
      background:rgba(255,255,255,.03);
      color:var(--text);
      border-color:rgba(130, 174, 231, .20);
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.03);
    }

    .btn-ghost-glow:hover{
      border-color:rgba(46,216,255,.36);
      box-shadow:0 0 0 1px rgba(46,216,255,.14), 0 0 18px rgba(46,216,255,.10);
    }

    .progress-bar{
      height:10px;
      border-radius:999px;
      border:1px solid rgba(130, 174, 231, .14);
      background:rgba(255,255,255,.06);
      overflow:hidden;
    }

    .progress-bar > span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, rgba(46,216,255,.95), rgba(127,101,255,.95));
    }

    .metric-line{
      height:8px;
      border-radius:999px;
      border:1px solid rgba(130, 174, 231, .12);
      background:rgba(255,255,255,.05);
      overflow:hidden;
    }

    .metric-line > span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, rgba(46,216,255,.92), rgba(127,101,255,.92));
    }

    .thumb{
      position:relative;
      overflow:hidden;
      border-radius:20px;
      border:1px solid rgba(130, 174, 231, .16);
      background:
        radial-gradient(circle at 18% 20%, rgba(46,216,255,.20), transparent 28%),
        linear-gradient(135deg, rgba(17,31,54,.98), rgba(9,17,31,.95));
    }

    .thumb::before{
      content:"";
      position:absolute;
      inset:0;
      background-image:
        linear-gradient(transparent 0, transparent 47%, rgba(255,255,255,.03) 48%, transparent 49%),
        linear-gradient(90deg, transparent 0, transparent 47%, rgba(255,255,255,.03) 48%, transparent 49%);
      background-size:100% 18px, 18px 100%;
      opacity:.18;
      pointer-events:none;
    }

    .thumb::after{
      content:"";
      position:absolute;
      inset:0;
      background:linear-gradient(180deg, transparent 0%, rgba(4,8,21,.06) 56%, rgba(4,8,21,.34) 100%);
      pointer-events:none;
    }

    .stat-value{
      font-size:2.15rem;
      line-height:1;
      font-weight:900;
      letter-spacing:0;
    }

    .stat-label{
      color:var(--muted);
      font-size:.92rem;
    }

    .faq-item{
      border-radius:20px;
      overflow:hidden;
    }

    .faq-btn{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:18px 20px;
      color:var(--text);
      font-weight:700;
      text-align:left;
      background:transparent;
      border:0;
      cursor:pointer;
      transition:background .2s ease;
    }

    .faq-btn:hover{
      background:rgba(255,255,255,.03);
    }

    .faq-answer{
      max-height:0;
      overflow:hidden;
      color:var(--muted);
      line-height:1.85;
      padding:0 20px;
      transition:max-height .28s ease, padding .28s ease;
    }

    .faq-item.open .faq-answer{
      max-height:240px;
      padding:0 20px 18px;
    }

    .faq-icon{
      width:28px;
      height:28px;
      flex:none;
      display:grid;
      place-items:center;
      border-radius:999px;
      color:#c8f6ff;
      border:1px solid rgba(46,216,255,.22);
      background:rgba(46,216,255,.08);
    }

    .footer-link{
      display:block;
      color:var(--muted);
      margin:.5rem 0;
      transition:color .2s ease, transform .2s ease;
    }

    .footer-link:hover{
      color:#eaf7ff;
      transform:translateX(2px);
    }

    .copyright{
      display:flex;
      flex-wrap:wrap;
      justify-content:space-between;
      gap:12px;
      padding-top:18px;
      margin-top:24px;
      border-top:1px solid rgba(130, 174, 231, .12);
      color:rgba(155, 177, 206, .94);
      font-size:.9rem;
    }

    .mobile-cta{
      background:rgba(5, 10, 19, .88);
      border-top:1px solid rgba(130, 174, 231, .14);
      backdrop-filter: blur(18px);
      box-shadow:0 -14px 30px rgba(0,0,0,.34);
    }

    @media (max-width: 767px){
      .site-container{
        width:min(100% - 20px, 100% - 20px);
      }
    }