/* roulang page: index */
:root{
      --bg:#0B1020;
      --bg-2:#111827;
      --panel:#151B2E;
      --panel-2:#1B2136;
      --paper:#F7F5FB;
      --text:#F8FAFC;
      --muted:#AAB4C8;
      --dark:#141827;
      --ink:#20243A;
      --soft:#6B7280;
      --line:rgba(255,255,255,.12);
      --line-2:rgba(139,92,246,.28);
      --pink:#FF4D8D;
      --purple:#8B5CF6;
      --indigo:#1E1B4B;
      --cyan:#22D3EE;
      --gold:#FBBF24;
      --radius-xl:32px;
      --radius-lg:24px;
      --radius-md:18px;
      --shadow-glow:0 22px 70px rgba(139,92,246,.28), 0 0 24px rgba(34,211,238,.12);
      --shadow-soft:0 18px 45px rgba(20,24,39,.12);
      --container:1220px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 16% 10%, rgba(255,77,141,.18), transparent 28%),
        radial-gradient(circle at 86% 8%, rgba(34,211,238,.16), transparent 24%),
        linear-gradient(180deg,#0B1020 0%,#111827 43%,#F7F5FB 43%,#F7F5FB 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{border:0;cursor:pointer}
    .container{
      width:min(var(--container), calc(100% - 40px));
      margin-inline:auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(11,16,32,.86);
      backdrop-filter:blur(14px);
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .site-header:after{
      content:"";
      position:absolute;
      left:0;right:0;bottom:-1px;height:1px;
      background:linear-gradient(90deg,transparent,var(--pink),var(--purple),var(--cyan),transparent);
      opacity:.55;
    }
    .nav{
      height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:26px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .brand-mark{
      width:42px;height:42px;
      border-radius:14px;
      background:linear-gradient(135deg,var(--pink),var(--purple) 55%,var(--cyan));
      box-shadow:0 10px 28px rgba(255,77,141,.28);
      position:relative;
      flex:0 0 auto;
    }
    .brand-mark:before,.brand-mark:after{
      content:"";
      position:absolute;
      border-radius:999px;
      background:rgba(255,255,255,.86);
    }
    .brand-mark:before{width:17px;height:5px;left:9px;top:12px}
    .brand-mark:after{width:22px;height:5px;right:8px;bottom:12px}
    .brand-text{
      font-size:18px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:30px;
      color:#DDE4F4;
      font-size:15px;
      font-weight:700;
    }
    .nav-links a{
      position:relative;
      padding:24px 0;
      transition:color .2s ease;
    }
    .nav-links a:after{
      content:"";
      position:absolute;
      left:0;right:0;bottom:16px;
      height:3px;
      border-radius:99px;
      background:linear-gradient(90deg,var(--pink),var(--cyan));
      transform:scaleX(0);
      transform-origin:center;
      transition:transform .2s ease;
    }
    .nav-links a:hover,.nav-links a.active{
      color:#fff;
    }
    .nav-links a:hover:after,.nav-links a.active:after{transform:scaleX(1)}
    .nav-cta{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .mobile-toggle{
      display:none;
      width:44px;height:44px;
      border-radius:15px;
      background:rgba(255,255,255,.08);
      color:#fff;
      border:1px solid rgba(255,255,255,.12);
    }
    .mobile-toggle span{
      display:block;
      width:19px;height:2px;
      margin:5px auto;
      background:#fff;
      border-radius:99px;
      transition:.2s;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:12px 20px;
      border-radius:999px;
      font-weight:800;
      line-height:1;
      transition:transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease, filter .2s ease;
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg,var(--pink),var(--purple) 58%,var(--indigo));
      box-shadow:0 15px 32px rgba(139,92,246,.32);
    }
    .btn-primary:hover{transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 20px 46px rgba(255,77,141,.28)}
    .btn-secondary{
      color:#fff;
      border:1px solid rgba(255,255,255,.18);
      background:rgba(255,255,255,.07);
    }
    .btn-secondary:hover{transform:translateY(-2px);background:rgba(139,92,246,.18);border-color:rgba(34,211,238,.42)}
    .btn-light{
      color:#151B2E;
      background:#fff;
      box-shadow:0 14px 30px rgba(20,24,39,.14);
    }
    .btn-light:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(20,24,39,.2)}
    .btn:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,button:focus-visible{
      outline:2px solid var(--cyan);
      outline-offset:3px;
    }
    .hero{
      position:relative;
      min-height:730px;
      padding:86px 0 88px;
      overflow:hidden;
    }
    .hero:before{
      content:"";
      position:absolute;
      inset:-80px -80px auto;
      height:420px;
      background:linear-gradient(115deg,transparent 0%,rgba(255,77,141,.16) 34%,rgba(139,92,246,.18) 52%,rgba(34,211,238,.12) 70%,transparent 100%);
      transform:skewY(-8deg);
      pointer-events:none;
    }
    .hero:after{
      content:"";
      position:absolute;
      inset:0;
      background-image:radial-gradient(rgba(255,255,255,.16) 1px, transparent 1px);
      background-size:24px 24px;
      mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 72%);
      opacity:.45;
      pointer-events:none;
    }
    .hero-wrap{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:5fr 7fr;
      gap:54px;
      align-items:center;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(139,92,246,.16);
      border:1px solid rgba(139,92,246,.28);
      color:#E9D5FF;
      font-size:13px;
      font-weight:800;
      margin-bottom:22px;
    }
    .eyebrow .dot,.badge .dot{
      width:8px;height:8px;border-radius:999px;
      background:var(--cyan);
      box-shadow:0 0 16px var(--cyan);
      flex:0 0 auto;
    }
    h1{
      margin:0;
      font-size:clamp(34px,5vw,62px);
      line-height:1.1;
      letter-spacing:-.05em;
      font-weight:900;
    }
    .grad-text{
      background:linear-gradient(90deg,#fff 0%,#FFD1E1 22%,var(--pink) 45%,var(--cyan) 100%);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .hero-intro{
      margin:24px 0 0;
      max-width:610px;
      color:#D4DBEA;
      font-size:18px;
      line-height:1.85;
    }
    .hero-actions{
      display:flex;
      gap:14px;
      flex-wrap:wrap;
      margin-top:32px;
    }
    .kpis{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:30px;
      max-width:590px;
    }
    .kpi{
      padding:14px 15px;
      border-radius:20px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.1);
    }
    .kpi strong{
      display:block;
      font-size:24px;
      line-height:1;
      color:#fff;
      letter-spacing:-.03em;
    }
    .kpi span{
      display:block;
      margin-top:8px;
      color:#B8C2D8;
      font-size:13px;
      font-weight:700;
    }
    .dp-cover{
      position:relative;
      transform:rotate(-2deg) translateY(8px);
    }
    .cover-shell{
      border-radius:34px;
      padding:1px;
      background:linear-gradient(135deg,rgba(255,77,141,.9),rgba(139,92,246,.5),rgba(34,211,238,.82));
      box-shadow:var(--shadow-glow);
    }
    .cover-panel{
      border-radius:33px;
      padding:28px;
      background:
        radial-gradient(circle at 20% 12%,rgba(255,77,141,.22),transparent 30%),
        radial-gradient(circle at 86% 18%,rgba(34,211,238,.16),transparent 28%),
        linear-gradient(145deg,#171D32,#0F1428 62%,#151B2E);
      min-height:478px;
      position:relative;
      overflow:hidden;
    }
    .cover-panel:before{
      content:"";
      position:absolute;
      width:360px;height:360px;
      right:-130px;bottom:-140px;
      border-radius:50%;
      background:conic-gradient(from 20deg,rgba(255,77,141,.2),rgba(139,92,246,.35),rgba(34,211,238,.2),rgba(255,77,141,.2));
      filter:blur(10px);
    }
    .console-top{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:16px;
      position:relative;
      z-index:1;
    }
    .console-title{
      font-weight:900;
      font-size:22px;
      letter-spacing:-.03em;
    }
    .status-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      border-radius:999px;
      padding:8px 12px;
      background:rgba(34,211,238,.12);
      border:1px solid rgba(34,211,238,.28);
      color:#BFF7FF;
      font-size:12px;
      font-weight:800;
    }
    .matrix{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:16px;
      margin-top:24px;
    }
    .matrix-main,.matrix-side,.matrix-row{
      border:1px solid rgba(255,255,255,.11);
      background:rgba(255,255,255,.06);
      border-radius:24px;
      padding:20px;
    }
    .matrix-main{min-height:250px}
    .tagline{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
      margin-bottom:20px;
    }
    .tag,.badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      border-radius:999px;
      padding:7px 10px;
      font-size:12px;
      font-weight:800;
      color:#E8EDFF;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(139,92,246,.13);
    }
    .tag.cyan{background:rgba(34,211,238,.11);color:#C8FBFF}
    .tag.pink{background:rgba(255,77,141,.12);color:#FFD5E4}
    .abstract-card{
      height:132px;
      border-radius:22px;
      background:
        linear-gradient(135deg,rgba(255,77,141,.34),rgba(139,92,246,.18) 45%,rgba(34,211,238,.24)),
        repeating-linear-gradient(135deg,rgba(255,255,255,.08) 0 1px,transparent 1px 13px);
      border:1px solid rgba(255,255,255,.13);
      display:flex;
      align-items:flex-end;
      padding:16px;
      color:#fff;
      font-weight:900;
    }
    .filter-row{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:12px 0;
      border-bottom:1px solid rgba(255,255,255,.1);
      color:#DCE5F8;
      font-size:14px;
      font-weight:700;
    }
    .filter-row:last-child{border-bottom:0}
    .bar{
      width:86px;height:7px;
      border-radius:99px;
      background:rgba(255,255,255,.12);
      overflow:hidden;
    }
    .bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--pink),var(--cyan))}
    main{background:var(--paper);color:var(--ink)}
    .section{
      padding:88px 0;
      position:relative;
    }
    .section.dark{
      background:linear-gradient(180deg,#111827,#0B1020);
      color:#fff;
    }
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:end;
      gap:32px;
      margin-bottom:34px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#7C3AED;
      font-size:13px;
      font-weight:900;
      margin-bottom:8px;
    }
    .section.dark .section-kicker{color:#BFF7FF}
    .section h2{
      margin:0;
      font-size:clamp(28px,3.3vw,42px);
      line-height:1.16;
      letter-spacing:-.04em;
      font-weight:900;
    }
    .section-desc{
      max-width:610px;
      color:var(--soft);
      margin:12px 0 0;
      font-size:16px;
    }
    .section.dark .section-desc{color:#B8C2D8}
    .directory{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:24px;
      align-items:stretch;
    }
    .directory-card,.info-card,.review-card,.news-panel,.form-card{
      border-radius:var(--radius-lg);
      background:#fff;
      box-shadow:var(--shadow-soft);
      border:1px solid rgba(30,27,75,.08);
      overflow:hidden;
    }
    .directory-card{
      padding:26px;
      background:
        linear-gradient(#fff,#fff) padding-box,
        linear-gradient(135deg,rgba(255,77,141,.4),rgba(139,92,246,.18),rgba(34,211,238,.35)) border-box;
      border:1px solid transparent;
    }
    .directory-list{
      display:grid;
      gap:14px;
    }
    .directory-item{
      display:grid;
      grid-template-columns:42px 1fr auto;
      gap:14px;
      align-items:center;
      padding:16px;
      border-radius:18px;
      background:#F8F7FC;
      border:1px solid rgba(30,27,75,.07);
      transition:.2s ease;
    }
    .directory-item:hover{
      transform:translateX(4px);
      border-color:rgba(34,211,238,.5);
      box-shadow:0 12px 26px rgba(139,92,246,.12);
    }
    .num{
      width:42px;height:42px;
      border-radius:15px;
      display:grid;place-items:center;
      color:#fff;
      font-weight:900;
      background:linear-gradient(135deg,var(--pink),var(--purple));
      box-shadow:0 10px 20px rgba(139,92,246,.24);
    }
    .directory-item h3{
      margin:0;
      font-size:18px;
      line-height:1.25;
      font-weight:900;
    }
    .directory-item p{
      margin:4px 0 0;
      color:var(--soft);
      font-size:14px;
      line-height:1.55;
    }
    .side-note{
      padding:28px;
      border-radius:var(--radius-lg);
      background:
        radial-gradient(circle at 20% 20%,rgba(255,77,141,.2),transparent 28%),
        linear-gradient(145deg,#1B2136,#111827);
      border:1px solid rgba(255,255,255,.1);
      box-shadow:var(--shadow-glow);
      color:#fff;
    }
    .side-note h3{margin:0;font-size:24px;line-height:1.25;font-weight:900}
    .side-note p{color:#C8D2E6;margin:12px 0 20px}
    .check-list{display:grid;gap:12px;margin:0;padding:0;list-style:none}
    .check-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#E6EBF8;
      font-size:14px;
    }
    .check-list li:before{
      content:"";
      width:9px;height:9px;
      border-radius:999px;
      margin-top:9px;
      background:var(--cyan);
      box-shadow:0 0 12px var(--cyan);
      flex:0 0 auto;
    }
    .hot-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
    }
    .portal-card{
      position:relative;
      padding:24px;
      border-radius:26px;
      background:
        linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.035)),
        #151B2E;
      border:1px solid rgba(255,255,255,.12);
      box-shadow:0 18px 45px rgba(0,0,0,.22);
      overflow:hidden;
      transition:.22s ease;
      min-height:250px;
    }
    .portal-card:before{
      content:"";
      position:absolute;
      left:0;right:0;top:0;height:4px;
      background:linear-gradient(90deg,var(--pink),var(--purple),var(--cyan));
    }
    .portal-card:hover{
      transform:translateY(-6px);
      border-color:rgba(34,211,238,.54);
      box-shadow:0 28px 70px rgba(139,92,246,.24);
    }
    .portal-card.wide{grid-column:span 2}
    .portal-card h3{
      margin:16px 0 10px;
      font-size:22px;
      line-height:1.25;
      font-weight:900;
      color:#fff;
    }
    .portal-card p{
      margin:0;
      color:#BBC6DB;
      font-size:15px;
      line-height:1.7;
    }
    .card-bottom{
      position:absolute;
      left:24px;right:24px;bottom:22px;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:10px;
    }
    .text-link{
      color:#BFF7FF;
      font-weight:900;
      font-size:14px;
      transition:.2s ease;
    }
    .text-link:hover{color:#fff}
    .value-grid{
      display:grid;
      grid-template-columns:1fr 1fr 1fr;
      gap:20px;
    }
    .value-card{
      padding:26px;
      border-radius:26px;
      background:#fff;
      border:1px solid rgba(30,27,75,.08);
      box-shadow:var(--shadow-soft);
      transition:.22s ease;
    }
    .value-card:hover{transform:translateY(-5px);border-color:rgba(255,77,141,.28)}
    .icon-line{
      width:50px;height:50px;
      border-radius:17px;
      display:grid;place-items:center;
      color:#fff;
      font-size:22px;
      font-weight:900;
      background:linear-gradient(135deg,var(--pink),var(--purple));
      box-shadow:0 14px 28px rgba(139,92,246,.22);
      margin-bottom:18px;
    }
    .value-card h3{font-size:21px;margin:0 0 8px;font-weight:900}
    .value-card p{color:var(--soft);margin:0;font-size:15px}
    .entry-matrix{
      display:grid;
      grid-template-columns:repeat(6,1fr);
      gap:14px;
    }
    .entry{
      min-height:118px;
      border-radius:22px;
      padding:18px;
      background:#fff;
      border:1px solid rgba(30,27,75,.08);
      box-shadow:0 10px 28px rgba(20,24,39,.08);
      transition:.2s ease;
    }
    .entry:hover{transform:translateY(-4px);border-color:rgba(34,211,238,.5)}
    .entry strong{display:block;font-size:16px;font-weight:900}
    .entry span{display:block;margin-top:8px;color:var(--soft);font-size:13px;line-height:1.5}
    .entry:nth-child(1),.entry:nth-child(2){grid-column:span 2}
    .entry:nth-child(3),.entry:nth-child(4),.entry:nth-child(5),.entry:nth-child(6){grid-column:span 1}
    .news-layout{
      display:grid;
      grid-template-columns:1.35fr .65fr;
      gap:24px;
    }
    .news-panel{padding:26px}
    .news-list{display:grid;gap:2px;margin:0;padding:0;list-style:none}
    .news-list li a{
      display:grid;
      grid-template-columns:120px 1fr auto;
      gap:16px;
      align-items:center;
      padding:16px 0;
      border-bottom:1px solid rgba(30,27,75,.08);
      transition:.2s ease;
    }
    .news-list li:last-child a{border-bottom:0}
    .news-list li a:hover{color:#7C3AED;transform:translateX(4px)}
    .news-date{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:999px;
      padding:7px 10px;
      background:#F1ECFF;
      color:#6D28D9;
      font-size:12px;
      font-weight:900;
    }
    .news-title{font-weight:900;line-height:1.45}
    .recommend{
      padding:26px;
      border-radius:var(--radius-lg);
      color:#fff;
      background:linear-gradient(145deg,#151B2E,#1E1B4B);
      border:1px solid rgba(255,255,255,.1);
      box-shadow:var(--shadow-glow);
    }
    .recommend h3{margin:0 0 12px;font-size:24px;font-weight:900}
    .recommend p{margin:0 0 18px;color:#C8D2E6}
    .changelog{
      display:grid;
      grid-template-columns:.7fr 1.3fr;
      gap:26px;
      align-items:start;
    }
    .calendar-strip{
      border-radius:var(--radius-lg);
      background:#fff;
      box-shadow:var(--shadow-soft);
      border:1px solid rgba(30,27,75,.08);
      padding:24px;
    }
    .calendar-day{
      display:flex;
      justify-content:space-between;
      align-items:center;
      padding:14px;
      border-radius:18px;
      background:#F8F7FC;
      margin-bottom:12px;
    }
    .calendar-day strong{font-size:22px;color:#7C3AED}
    .calendar-day span{font-size:13px;color:var(--soft);font-weight:800}
    .timeline{
      display:grid;
      gap:14px;
    }
    .timeline-item{
      display:grid;
      grid-template-columns:92px 1fr;
      gap:16px;
      padding:18px;
      border-radius:22px;
      background:#fff;
      box-shadow:0 10px 28px rgba(20,24,39,.08);
      border:1px solid rgba(30,27,75,.08);
    }
    .timeline-item time{
      color:#7C3AED;
      font-weight:900;
      font-size:13px;
    }
    .timeline-item h3{margin:0;font-size:18px;font-weight:900}
    .timeline-item p{margin:5px 0 0;color:var(--soft);font-size:14px}
    .reviews{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .review-card{padding:24px}
    .avatar{
      width:48px;height:48px;border-radius:50%;
      display:grid;place-items:center;
      font-weight:900;color:#fff;
      background:linear-gradient(135deg,var(--pink),var(--purple));
      box-shadow:0 12px 26px rgba(139,92,246,.22);
    }
    .review-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
    .review-card h3{margin:0;font-size:18px;font-weight:900}
    .review-card p{margin:0;color:var(--soft);font-size:15px}
    .stars{color:var(--gold);font-weight:900;margin-top:14px;letter-spacing:1px}
    .carousel-tools{
      display:flex;
      justify-content:center;
      align-items:center;
      gap:10px;
      margin-top:22px;
    }
    .arrow,.dot-btn{
      border-radius:999px;
      background:#fff;
      border:1px solid rgba(30,27,75,.08);
      box-shadow:0 8px 20px rgba(20,24,39,.08);
    }
    .arrow{width:40px;height:40px;color:#7C3AED;font-weight:900}
    .dot-btn{width:9px;height:9px;padding:0;background:#D8D0F5}
    .dot-btn.active{width:28px;background:linear-gradient(90deg,var(--pink),var(--purple))}
    .assurance{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
      padding:18px;
      border-radius:30px;
      background:#fff;
      border:1px solid rgba(30,27,75,.08);
      box-shadow:var(--shadow-soft);
    }
    .assurance-item{
      padding:18px;
      border-radius:22px;
      background:#F8F7FC;
    }
    .assurance-item strong{display:block;font-size:17px;font-weight:900}
    .assurance-item span{display:block;margin-top:6px;color:var(--soft);font-size:13px;line-height:1.55}
    .download-wrap{
      display:grid;
      grid-template-columns:1fr .9fr;
      gap:24px;
      align-items:stretch;
    }
    .form-card{padding:28px}
    .form-grid{display:grid;gap:14px}
    .field label{
      display:block;
      font-size:13px;
      font-weight:900;
      margin-bottom:8px;
      color:#2E3350;
    }
    .field input,.field textarea{
      width:100%;
      border:1px solid rgba(30,27,75,.12);
      background:#FAFAFE;
      border-radius:18px;
      padding:14px 16px;
      color:#1F2437;
      outline:0;
      transition:.2s ease;
    }
    .field textarea{min-height:118px;resize:vertical}
    .field input:focus,.field textarea:focus{
      border-color:var(--cyan);
      box-shadow:0 0 0 4px rgba(34,211,238,.13);
      background:#fff;
    }
    .cta-banner{
      border-radius:34px;
      padding:36px;
      color:#fff;
      background:
        radial-gradient(circle at 86% 18%,rgba(34,211,238,.28),transparent 30%),
        linear-gradient(135deg,var(--pink),var(--purple) 52%,var(--indigo));
      box-shadow:0 26px 70px rgba(139,92,246,.3);
      position:relative;
      overflow:hidden;
    }
    .cta-banner:after{
      content:"";
      position:absolute;
      right:-80px;bottom:-95px;
      width:260px;height:260px;border-radius:50%;
      border:40px solid rgba(255,255,255,.08);
    }
    .cta-banner h2{max-width:680px}
    .cta-banner p{max-width:720px;color:#F4EEFF;margin:14px 0 0}
    .cta-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}
    .faq-grid{
      display:grid;
      grid-template-columns:.8fr 1.2fr;
      gap:28px;
      align-items:start;
    }
    .faq-list{display:grid;gap:12px}
    .faq-item{
      border-radius:20px;
      background:#fff;
      border:1px solid rgba(30,27,75,.08);
      box-shadow:0 8px 24px rgba(20,24,39,.07);
      overflow:hidden;
    }
    .faq-q{
      width:100%;
      padding:18px 20px;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:16px;
      text-align:left;
      color:#20243A;
      background:#fff;
      font-weight:900;
    }
    .faq-q:hover{background:#F5F0FF}
    .faq-q i{transition:.2s ease;color:#7C3AED;font-style:normal;font-size:22px}
    .faq-item.open{border-color:rgba(34,211,238,.5)}
    .faq-item.open .faq-q i{transform:rotate(45deg)}
    .faq-a{
      display:none;
      padding:0 20px 18px;
      color:var(--soft);
      font-size:15px;
    }
    .faq-item.open .faq-a{display:block}
    .site-footer{
      background:#0B1020;
      color:#DDE4F4;
      padding:58px 0 28px;
      border-top:1px solid rgba(255,255,255,.08);
      position:relative;
    }
    .site-footer:before{
      content:"";
      position:absolute;top:0;left:0;right:0;height:1px;
      background:linear-gradient(90deg,transparent,var(--pink),var(--purple),var(--cyan),transparent);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .9fr;
      gap:34px;
      align-items:start;
    }
    .footer-brand p,.footer-col p{
      color:#AAB4C8;
      margin:14px 0 0;
      font-size:14px;
      max-width:420px;
    }
    .footer-col h3{
      margin:0 0 14px;
      color:#fff;
      font-size:16px;
      font-weight:900;
    }
    .footer-links{
      display:grid;
      gap:9px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .footer-links a{color:#AAB4C8;font-size:14px;transition:.2s}
    .footer-links a:hover{color:#fff}
    .copyright{
      margin-top:34px;
      padding-top:22px;
      border-top:1px solid rgba(255,255,255,.08);
      color:#8793AB;
      font-size:13px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }
    .mobile-menu{
      display:none;
    }
    @media (max-width:1024px){
      .hero-wrap,.directory,.news-layout,.changelog,.download-wrap,.faq-grid{
        grid-template-columns:1fr;
      }
      .hero{padding-top:64px;min-height:auto}
      .dp-cover{transform:none}
      .hot-grid{grid-template-columns:repeat(2,1fr)}
      .entry-matrix{grid-template-columns:repeat(2,1fr)}
      .entry:nth-child(n){grid-column:span 1}
      .value-grid,.reviews{grid-template-columns:1fr 1fr}
      .assurance{grid-template-columns:1fr 1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .container{width:min(100% - 32px,var(--container))}
      .nav{height:68px}
      .nav-links,.nav-cta .desktop-cta{display:none}
      .mobile-toggle{display:block}
      .mobile-menu{
        display:grid;
        gap:10px;
        position:absolute;
        left:16px;right:16px;top:78px;
        padding:14px;
        border-radius:22px;
        background:#111827;
        border:1px solid rgba(255,255,255,.12);
        box-shadow:0 22px 60px rgba(0,0,0,.34);
        opacity:0;
        transform:translateY(-8px);
        pointer-events:none;
        transition:.18s ease;
      }
      .mobile-menu.open{opacity:1;transform:translateY(0);pointer-events:auto}
      .mobile-menu a{
        padding:13px 14px;
        border-radius:15px;
        color:#E6EBF8;
        font-weight:800;
      }
      .mobile-menu a.active,.mobile-menu a:hover{background:rgba(139,92,246,.18)}
      .mobile-menu .btn{width:100%}
      .brand-text{font-size:16px;max-width:220px}
      .hero{padding:46px 0 64px}
      .hero-intro{font-size:16px}
      .kpis{grid-template-columns:1fr}
      .matrix{grid-template-columns:1fr}
      .cover-panel{padding:20px;min-height:auto}
      .section{padding:62px 0}
      .section-head{display:block}
      .hot-grid,.value-grid,.reviews,.assurance{grid-template-columns:1fr}
      .portal-card.wide{grid-column:span 1}
      .card-bottom{position:static;margin-top:22px}
      .directory-item{grid-template-columns:42px 1fr}
      .directory-item .badge{grid-column:2}
      .news-list li a{grid-template-columns:1fr;gap:6px}
      .timeline-item{grid-template-columns:1fr}
      .download-wrap{gap:18px}
      .cta-banner{padding:26px;border-radius:28px}
      .cta-actions .btn,.hero-actions .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      .brand-mark{width:38px;height:38px}
      .brand-text{max-width:178px}
      .entry-matrix{grid-template-columns:1fr}
      .assurance{padding:12px}
      .section h2{font-size:28px}
      h1{font-size:34px}
    }

/* roulang page: category1 */
:root{
      --bg-deep:#0B1020;
      --bg-deeper:#070B16;
      --bg-card:#151B2E;
      --bg-card-2:#1B2136;
      --bg-soft:#F7F5FB;
      --text:#F8FAFC;
      --text-dark:#111827;
      --muted:#A9B4C7;
      --muted-dark:#64748B;
      --line:rgba(255,255,255,.12);
      --line-strong:rgba(34,211,238,.36);
      --pink:#FF4D8D;
      --purple:#8B5CF6;
      --indigo:#1E1B4B;
      --cyan:#22D3EE;
      --amber:#FBBF24;
      --radius-xl:32px;
      --radius-lg:24px;
      --radius-md:18px;
      --shadow-glow:0 24px 70px rgba(139,92,246,.28);
      --shadow-soft:0 20px 50px rgba(15,23,42,.12);
      --grad:linear-gradient(135deg,#FF4D8D 0%,#8B5CF6 48%,#1E1B4B 100%);
      --grad-bright:linear-gradient(135deg,#FF4D8D 0%,#8B5CF6 55%,#22D3EE 120%);
      --font:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--text);
      background:
        radial-gradient(circle at 12% 10%,rgba(255,77,141,.22),transparent 28%),
        radial-gradient(circle at 82% 18%,rgba(34,211,238,.12),transparent 30%),
        linear-gradient(180deg,var(--bg-deep) 0%,#101628 38%,#F7F5FB 38%,#F7F5FB 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(255,77,141,.35);color:#fff}

    .container{
      width:min(1180px,calc(100% - 40px));
      margin:0 auto;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(11,16,32,.86);
      backdrop-filter:blur(14px);
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .site-header::after{
      content:"";
      display:block;
      height:1px;
      background:linear-gradient(90deg,transparent,var(--pink),var(--purple),var(--cyan),transparent);
      opacity:.65;
    }
    .nav{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:28px;
      position:relative;
    }
    .brand{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .brand-mark{
      width:38px;
      height:38px;
      border-radius:14px;
      background:var(--grad-bright);
      box-shadow:0 0 28px rgba(255,77,141,.38), inset 0 1px 0 rgba(255,255,255,.35);
      position:relative;
    }
    .brand-mark::before{
      content:"";
      position:absolute;
      inset:9px;
      border-radius:9px;
      border:2px solid rgba(255,255,255,.62);
      transform:rotate(8deg);
    }
    .brand-text{
      font-size:18px;
      color:#fff;
      white-space:nowrap;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:32px;
      margin-left:auto;
    }
    .nav-links a{
      color:rgba(226,232,240,.82);
      font-size:15px;
      font-weight:700;
      position:relative;
      padding:26px 0;
      transition:color .2s ease;
    }
    .nav-links a::after{
      content:"";
      position:absolute;
      left:50%;
      bottom:18px;
      width:0;
      height:3px;
      border-radius:999px;
      background:var(--grad-bright);
      transform:translateX(-50%);
      transition:width .22s ease;
    }
    .nav-links a:hover,
    .nav-links a.active{color:#fff}
    .nav-links a:hover::after,
    .nav-links a.active::after{width:28px}
    .nav-cta{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border:1px solid transparent;
      border-radius:999px;
      min-height:46px;
      padding:0 22px;
      font-size:14px;
      font-weight:800;
      transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease,background .2s ease,color .2s ease,filter .2s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn-primary{
      color:#fff;
      background:var(--grad-bright);
      box-shadow:0 14px 34px rgba(139,92,246,.32);
    }
    .btn-primary:hover{
      transform:translateY(-2px);
      filter:brightness(1.08);
      box-shadow:0 18px 46px rgba(255,77,141,.34);
    }
    .btn-secondary{
      color:#fff;
      border-color:rgba(255,255,255,.18);
      background:rgba(255,255,255,.06);
    }
    .btn-secondary:hover{
      transform:translateY(-2px);
      border-color:rgba(34,211,238,.5);
      background:rgba(139,92,246,.16);
    }
    .btn-dark{
      color:#101628;
      background:#fff;
      box-shadow:0 16px 34px rgba(15,23,42,.15);
    }
    .btn-dark:hover{
      transform:translateY(-2px);
      box-shadow:0 18px 42px rgba(15,23,42,.22);
    }
    .btn:focus-visible,
    .mobile-toggle:focus-visible,
    input:focus-visible,
    textarea:focus-visible,
    summary:focus-visible{
      outline:2px solid var(--cyan);
      outline-offset:3px;
    }
    .mobile-toggle{
      display:none;
      width:44px;
      height:44px;
      border:1px solid rgba(255,255,255,.16);
      border-radius:15px;
      background:rgba(255,255,255,.06);
      padding:10px;
    }
    .mobile-toggle span{
      display:block;
      height:2px;
      margin:5px 0;
      border-radius:99px;
      background:#fff;
      transition:transform .2s ease,opacity .2s ease;
    }
    .mobile-menu{
      display:none;
      position:absolute;
      left:0;
      right:0;
      top:82px;
      padding:14px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:22px;
      background:rgba(11,16,32,.96);
      box-shadow:var(--shadow-glow);
    }
    .mobile-menu a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding:13px 14px;
      border-radius:14px;
      color:rgba(226,232,240,.88);
      font-weight:800;
    }
    .mobile-menu a.active,
    .mobile-menu a:hover{
      color:#fff;
      background:rgba(255,255,255,.07);
    }
    .mobile-menu .btn{
      margin-top:8px;
      width:100%;
      justify-content:center;
    }

    main{position:relative}
    .page-hero{
      position:relative;
      padding:72px 0 54px;
      overflow:hidden;
      background:
        linear-gradient(115deg,rgba(255,77,141,.16),transparent 32%),
        linear-gradient(220deg,rgba(34,211,238,.12),transparent 35%);
    }
    .page-hero::before{
      content:"";
      position:absolute;
      inset:0;
      opacity:.24;
      background-image:
        linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.07) 1px, transparent 1px);
      background-size:34px 34px;
      mask-image:linear-gradient(180deg,#000,transparent 86%);
      pointer-events:none;
    }
    .hero-wrap{
      position:relative;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:44px;
      align-items:center;
    }
    .breadcrumb{
      display:flex;
      align-items:center;
      gap:9px;
      color:rgba(226,232,240,.72);
      font-size:14px;
      font-weight:700;
      margin-bottom:18px;
    }
    .breadcrumb a:hover{color:#fff}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border:1px solid rgba(255,255,255,.14);
      border-radius:999px;
      color:#DDE7FF;
      background:rgba(255,255,255,.06);
      font-size:13px;
      font-weight:800;
      margin-bottom:18px;
    }
    .dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 14px var(--cyan);
    }
    h1{
      margin:0;
      font-size:clamp(34px,5vw,58px);
      line-height:1.1;
      letter-spacing:-.045em;
      font-weight:900;
      max-width:760px;
    }
    .gradient-text{
      background:var(--grad-bright);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .hero-sub{
      margin:20px 0 0;
      max-width:720px;
      color:rgba(226,232,240,.82);
      font-size:18px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-top:28px;
    }
    .badge-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:26px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:7px 11px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(139,92,246,.16);
      color:#EAF2FF;
      font-size:12px;
      font-weight:800;
      line-height:1.2;
    }
    .badge.cyan{background:rgba(34,211,238,.13);border-color:rgba(34,211,238,.24)}
    .badge.pink{background:rgba(255,77,141,.14);border-color:rgba(255,77,141,.25)}
    .badge.amber{background:rgba(251,191,36,.13);border-color:rgba(251,191,36,.25)}
    .badge::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:currentColor;
      opacity:.85;
    }

    .demo-panel{
      border-radius:var(--radius-xl);
      padding:1px;
      background:linear-gradient(135deg,rgba(255,77,141,.5),rgba(139,92,246,.35),rgba(34,211,238,.42));
      box-shadow:var(--shadow-glow);
    }
    .demo-inner{
      min-height:360px;
      border-radius:calc(var(--radius-xl) - 1px);
      background:
        radial-gradient(circle at 18% 12%,rgba(255,77,141,.22),transparent 28%),
        linear-gradient(180deg,#151B2E,#0D1325);
      padding:24px;
    }
    .demo-top{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:14px;
      margin-bottom:22px;
    }
    .demo-title{
      font-size:18px;
      font-weight:900;
      color:#fff;
    }
    .status-pill{
      display:inline-flex;
      align-items:center;
      gap:7px;
      border-radius:999px;
      padding:7px 11px;
      background:rgba(34,211,238,.12);
      color:#BFF6FF;
      font-size:12px;
      font-weight:800;
      border:1px solid rgba(34,211,238,.24);
    }
    .status-pill::before{
      content:"";
      width:7px;height:7px;border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 10px var(--cyan);
    }
    .filter-chips{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:20px;
    }
    .chip{
      border-radius:999px;
      padding:8px 12px;
      color:#DDE7FF;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.1);
      font-size:13px;
      font-weight:800;
    }
    .chip.active{
      color:#fff;
      background:linear-gradient(135deg,rgba(255,77,141,.35),rgba(139,92,246,.35));
      border-color:rgba(255,255,255,.2);
    }
    .panel-list{
      display:grid;
      gap:12px;
    }
    .panel-row{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:12px;
      align-items:center;
      padding:14px;
      border-radius:18px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.09);
    }
    .row-icon{
      width:34px;height:34px;border-radius:12px;
      background:linear-gradient(135deg,rgba(255,77,141,.72),rgba(34,211,238,.55));
    }
    .row-main strong{
      display:block;
      color:#fff;
      font-size:14px;
      line-height:1.25;
    }
    .row-main span{
      display:block;
      color:var(--muted);
      font-size:12px;
      margin-top:2px;
      line-height:1.35;
    }
    .score{
      color:var(--amber);
      font-weight:900;
      font-size:13px;
    }

    .section{
      padding:82px 0;
    }
    .section.dark{
      background:linear-gradient(180deg,#101628,#0B1020);
      color:#fff;
    }
    .section.light{
      color:var(--text-dark);
      background:var(--bg-soft);
    }
    .section-head{
      display:grid;
      grid-template-columns:minmax(0,1fr) auto;
      align-items:end;
      gap:24px;
      margin-bottom:30px;
    }
    .section-kicker{
      color:var(--pink);
      font-weight:900;
      font-size:14px;
      margin-bottom:6px;
    }
    .section h2{
      margin:0;
      font-size:clamp(28px,3.4vw,40px);
      line-height:1.18;
      letter-spacing:-.035em;
      font-weight:900;
    }
    .section-desc{
      margin:12px 0 0;
      max-width:760px;
      color:var(--muted-dark);
      font-size:16px;
    }
    .dark .section-desc{color:rgba(226,232,240,.76)}

    .toolbar{
      border-radius:var(--radius-xl);
      padding:22px;
      background:#fff;
      box-shadow:var(--shadow-soft);
      border:1px solid rgba(15,23,42,.06);
      display:grid;
      grid-template-columns:1fr auto;
      gap:18px;
      align-items:center;
      margin-bottom:26px;
    }
    .tag-group{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:999px;
      padding:9px 14px;
      color:#334155;
      background:#F1F5F9;
      border:1px solid #E2E8F0;
      font-size:13px;
      font-weight:900;
      transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
    }
    .tag:hover,
    .tag.active{
      transform:translateY(-1px);
      color:#fff;
      background:var(--grad-bright);
      border-color:transparent;
    }
    .search-box{
      display:flex;
      align-items:center;
      gap:10px;
      min-width:280px;
      border:1px solid #E2E8F0;
      border-radius:999px;
      padding:0 14px;
      background:#fff;
      color:#64748B;
    }
    .search-box input{
      width:100%;
      height:42px;
      border:0;
      outline:0;
      color:#111827;
      background:transparent;
    }
    .search-box span{
      font-size:13px;
      font-weight:900;
      color:#8B5CF6;
      white-space:nowrap;
    }

    .entry-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:20px;
    }
    .entry-card{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-lg);
      padding:24px;
      min-height:260px;
      background:#fff;
      border:1px solid rgba(15,23,42,.08);
      box-shadow:0 14px 34px rgba(15,23,42,.08);
      transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
    }
    .entry-card::before{
      content:"";
      position:absolute;
      inset:0 0 auto 0;
      height:4px;
      background:var(--grad-bright);
    }
    .entry-card:hover{
      transform:translateY(-6px);
      border-color:rgba(34,211,238,.5);
      box-shadow:0 22px 54px rgba(15,23,42,.14);
    }
    .entry-card.feature{
      grid-column:span 2;
      min-height:310px;
      color:#fff;
      background:
        radial-gradient(circle at 80% 18%,rgba(34,211,238,.22),transparent 30%),
        linear-gradient(135deg,#1B2136,#111827 58%,#201A4A);
      border-color:rgba(255,255,255,.12);
      box-shadow:var(--shadow-glow);
    }
    .entry-card.feature .card-desc{color:rgba(226,232,240,.78)}
    .card-label{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 11px;
      border-radius:999px;
      background:rgba(139,92,246,.12);
      color:#7C3AED;
      font-size:12px;
      font-weight:900;
      margin-bottom:16px;
    }
    .feature .card-label{
      background:rgba(255,255,255,.1);
      color:#fff;
      border:1px solid rgba(255,255,255,.1);
    }
    .card-title{
      margin:0;
      font-size:22px;
      line-height:1.28;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .card-desc{
      margin:12px 0 18px;
      color:var(--muted-dark);
      font-size:15px;
    }
    .card-badges{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin:18px 0 22px;
    }
    .mini-badge{
      display:inline-flex;
      align-items:center;
      gap:6px;
      border-radius:999px;
      padding:6px 9px;
      font-size:12px;
      font-weight:900;
      color:#475569;
      background:#F1F5F9;
    }
    .feature .mini-badge{
      color:#EAF2FF;
      background:rgba(255,255,255,.09);
      border:1px solid rgba(255,255,255,.08);
    }
    .mini-badge::before{
      content:"";
      width:6px;height:6px;border-radius:50%;
      background:var(--cyan);
    }
    .text-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#7C3AED;
      font-weight:900;
      font-size:14px;
    }
    .feature .text-link{color:#BFF6FF}
    .text-link:hover{gap:12px}

    .guide-layout{
      display:grid;
      grid-template-columns:.92fr 1.08fr;
      gap:24px;
      align-items:stretch;
    }
    .guide-card{
      border-radius:var(--radius-xl);
      padding:30px;
      background:#fff;
      color:var(--text-dark);
      border:1px solid rgba(15,23,42,.06);
      box-shadow:var(--shadow-soft);
    }
    .guide-card.dark-card{
      color:#fff;
      background:
        radial-gradient(circle at 10% 0%,rgba(255,77,141,.24),transparent 32%),
        linear-gradient(180deg,#151B2E,#0F172A);
      border-color:rgba(255,255,255,.1);
      box-shadow:var(--shadow-glow);
    }
    .guide-card h3{
      margin:0 0 14px;
      font-size:24px;
      line-height:1.25;
      font-weight:900;
    }
    .guide-card p{
      margin:0 0 16px;
      color:var(--muted-dark);
    }
    .guide-card.dark-card p{color:rgba(226,232,240,.78)}
    .check-list{
      display:grid;
      gap:12px;
      margin:18px 0 0;
      padding:0;
      list-style:none;
    }
    .check-list li{
      display:grid;
      grid-template-columns:28px 1fr;
      gap:12px;
      align-items:start;
      color:#334155;
      font-weight:700;
    }
    .dark-card .check-list li{color:#E2E8F0}
    .check-list li::before{
      content:"✓";
      width:28px;height:28px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:10px;
      color:#fff;
      background:var(--grad-bright);
      font-weight:900;
      line-height:1;
    }
    .steps{
      display:grid;
      gap:14px;
    }
    .step{
      display:grid;
      grid-template-columns:54px 1fr;
      gap:16px;
      padding:18px;
      border-radius:20px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.09);
    }
    .step-num{
      width:54px;height:54px;
      border-radius:18px;
      display:flex;
      align-items:center;
      justify-content:center;
      background:rgba(34,211,238,.12);
      color:#BFF6FF;
      font-size:18px;
      font-weight:900;
      border:1px solid rgba(34,211,238,.24);
    }
    .step strong{
      display:block;
      margin-bottom:3px;
      color:#fff;
      font-size:16px;
    }
    .step span{
      color:rgba(226,232,240,.72);
      font-size:14px;
      line-height:1.55;
    }

    .proof-strip{
      border-radius:var(--radius-xl);
      padding:24px;
      background:#fff;
      color:var(--text-dark);
      box-shadow:var(--shadow-soft);
      border:1px solid rgba(15,23,42,.06);
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:14px;
    }
    .proof-item{
      padding:18px;
      border-radius:20px;
      background:linear-gradient(180deg,#FAF7FF,#F8FAFC);
      border:1px solid #E9D5FF;
    }
    .proof-icon{
      width:38px;height:38px;
      border-radius:14px;
      margin-bottom:12px;
      background:linear-gradient(135deg,rgba(255,77,141,.22),rgba(34,211,238,.22));
      border:1px solid rgba(139,92,246,.18);
      position:relative;
    }
    .proof-icon::after{
      content:"";
      position:absolute;
      inset:11px;
      border-radius:50%;
      border:2px solid var(--purple);
    }
    .proof-item strong{
      display:block;
      font-size:16px;
      font-weight:900;
      margin-bottom:4px;
    }
    .proof-item span{
      display:block;
      color:var(--muted-dark);
      font-size:13px;
      line-height:1.55;
    }

    .faq-wrap{
      max-width:940px;
      margin:0 auto;
    }
    .faq-list{
      display:grid;
      gap:14px;
      margin-top:26px;
    }
    details.faq-item{
      border-radius:22px;
      background:#fff;
      border:1px solid rgba(15,23,42,.08);
      box-shadow:0 12px 28px rgba(15,23,42,.06);
      overflow:hidden;
      transition:border-color .2s ease,box-shadow .2s ease;
    }
    details.faq-item[open]{
      border-color:rgba(139,92,246,.38);
      box-shadow:0 18px 42px rgba(139,92,246,.12);
    }
    .faq-item summary{
      list-style:none;
      display:grid;
      grid-template-columns:40px 1fr 28px;
      align-items:center;
      gap:14px;
      padding:20px 22px;
      cursor:pointer;
      color:var(--text-dark);
      font-weight:900;
    }
    .faq-item summary::-webkit-details-marker{display:none}
    .faq-num{
      width:40px;height:40px;
      border-radius:14px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:#fff;
      background:var(--grad-bright);
      font-size:13px;
      font-weight:900;
    }
    .faq-toggle{
      width:28px;height:28px;
      border-radius:50%;
      position:relative;
      background:#F1F5F9;
    }
    .faq-toggle::before,
    .faq-toggle::after{
      content:"";
      position:absolute;
      left:8px;right:8px;top:13px;
      height:2px;
      border-radius:99px;
      background:#7C3AED;
      transition:transform .2s ease;
    }
    .faq-toggle::after{transform:rotate(90deg)}
    details[open] .faq-toggle::after{transform:rotate(0)}
    .faq-answer{
      padding:0 22px 22px 76px;
      color:var(--muted-dark);
      font-size:15px;
      line-height:1.8;
    }

    .cta-band{
      position:relative;
      overflow:hidden;
      border-radius:36px;
      padding:38px;
      background:var(--grad-bright);
      box-shadow:0 28px 70px rgba(139,92,246,.28);
      display:grid;
      grid-template-columns:1fr .72fr;
      gap:28px;
      align-items:center;
    }
    .cta-band::before{
      content:"";
      position:absolute;
      inset:-30%;
      background:
        radial-gradient(circle at 20% 20%,rgba(255,255,255,.26),transparent 20%),
        radial-gradient(circle at 76% 40%,rgba(34,211,238,.22),transparent 24%);
      transform:rotate(-8deg);
    }
    .cta-content,
    .cta-visual{position:relative}
    .cta-band h2{
      color:#fff;
      margin:0;
      font-size:clamp(28px,3.6vw,42px);
      line-height:1.15;
      letter-spacing:-.035em;
      font-weight:900;
    }
    .cta-band p{
      color:rgba(255,255,255,.86);
      margin:14px 0 24px;
      max-width:680px;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
    }
    .cta-visual{
      border-radius:26px;
      padding:18px;
      background:rgba(11,16,32,.24);
      border:1px solid rgba(255,255,255,.18);
    }
    .stack-card{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      border-radius:18px;
      padding:14px;
      margin-bottom:10px;
      background:rgba(255,255,255,.12);
      color:#fff;
      font-weight:900;
    }
    .stack-card:last-child{margin-bottom:0}
    .stack-card span{
      color:rgba(255,255,255,.78);
      font-size:12px;
      font-weight:800;
    }

    .site-footer{
      background:#070B16;
      color:#E2E8F0;
      padding:58px 0 28px;
      position:relative;
    }
    .site-footer::before{
      content:"";
      position:absolute;
      top:0;left:0;right:0;
      height:1px;
      background:linear-gradient(90deg,transparent,var(--pink),var(--purple),var(--cyan),transparent);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr .7fr 1fr;
      gap:36px;
      align-items:start;
    }
    .footer-brand p,
    .footer-col p{
      color:rgba(226,232,240,.68);
      margin:16px 0 0;
      font-size:14px;
      line-height:1.8;
    }
    .footer-col h3{
      margin:4px 0 14px;
      color:#fff;
      font-size:16px;
      font-weight:900;
    }
    .footer-links{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:rgba(226,232,240,.7);
      font-size:14px;
      font-weight:700;
      transition:color .2s ease,padding-left .2s ease;
    }
    .footer-links a:hover{
      color:#fff;
      padding-left:4px;
    }
    .copyright{
      margin-top:38px;
      padding-top:20px;
      border-top:1px solid rgba(255,255,255,.08);
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      color:rgba(226,232,240,.55);
      font-size:13px;
    }

    @media (max-width:1024px){
      .container{width:min(100% - 32px,940px)}
      .hero-wrap,
      .guide-layout,
      .cta-band{
        grid-template-columns:1fr;
      }
      .entry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .entry-card.feature{grid-column:span 2}
      .proof-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
      .section{padding:68px 0}
      .toolbar{grid-template-columns:1fr}
      .search-box{min-width:0;width:100%}
    }
    @media (max-width:768px){
      .nav{min-height:70px}
      .nav-links,.desktop-cta{display:none}
      .mobile-toggle{display:block}
      .mobile-menu.open{display:block;animation:menuIn .18s ease both}
      .mobile-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
      .mobile-toggle.open span:nth-child(2){opacity:0}
      .mobile-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
      @keyframes menuIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
      .page-hero{padding:52px 0 42px}
      .demo-inner{padding:18px;min-height:auto}
      .panel-row{grid-template-columns:auto 1fr}
      .score{grid-column:2}
      .section-head{grid-template-columns:1fr}
      .entry-grid{grid-template-columns:1fr}
      .entry-card.feature{grid-column:auto}
      .proof-strip{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:grid}
      .cta-band{padding:28px 20px;border-radius:28px}
      .cta-actions .btn{width:100%}
      .faq-item summary{grid-template-columns:34px 1fr 26px;padding:18px 16px}
      .faq-num{width:34px;height:34px;border-radius:12px}
      .faq-answer{padding:0 16px 18px 64px}
    }
    @media (max-width:520px){
      .container{width:calc(100% - 28px)}
      .brand-text{font-size:16px}
      .brand-mark{width:34px;height:34px;border-radius:12px}
      h1{font-size:34px}
      .hero-sub{font-size:16px}
      .hero-actions .btn{width:100%}
      .toolbar{padding:16px;border-radius:24px}
      .tag-group{gap:8px}
      .tag{padding:8px 11px}
      .entry-card,.guide-card{padding:20px}
      .step{grid-template-columns:1fr}
      .step-num{width:46px;height:46px}
      .faq-answer{padding-left:16px}
    }