/* roulang page: index */
:root{
      --bg:#06111F;
      --bg-2:#081827;
      --panel:#0B1D31;
      --panel-soft:rgba(255,255,255,.06);
      --panel-strong:rgba(8,24,39,.78);
      --primary:#2F8CFF;
      --secondary:#8A5CFF;
      --cyan:#31D7FF;
      --amber:#F6B84B;
      --text:#F3F7FF;
      --muted:#B8C5D9;
      --weak:#7E8EA8;
      --line:rgba(255,255,255,.10);
      --line-strong:rgba(49,215,255,.35);
      --radius-sm:14px;
      --radius-md:22px;
      --radius-lg:32px;
      --shadow:0 24px 80px rgba(0,0,0,.35);
      --glow:0 0 28px rgba(47,140,255,.42);
      --font:"Microsoft YaHei","PingFang SC","Hiragino Sans GB","Noto Sans SC",Arial,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% 8%, rgba(47,140,255,.22), transparent 30%),
        radial-gradient(circle at 82% 24%, rgba(138,92,255,.18), transparent 34%),
        radial-gradient(circle at 52% 88%, rgba(49,215,255,.10), transparent 30%),
        linear-gradient(135deg,#071B33 0%,#11133A 48%,#160D2E 100%);
      line-height:1.75;
      overflow-x:hidden;
      padding-bottom:104px;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      z-index:-1;
      background-image:
        linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
      background-size:44px 44px;
      opacity:.16;
      mask-image:linear-gradient(to bottom, #000, transparent 85%);
    }
    a{color:inherit;text-decoration:none;transition:.22s ease}
    a:hover{color:var(--cyan)}
    img,svg{max-width:100%;display:block}
    button,input,textarea{font-family:inherit}
    ::selection{background:rgba(47,140,255,.42);color:#fff}
    .container{max-width:1200px}
    .section{padding:96px 0}
    .section-tight{padding:72px 0}
    .section-head{margin-bottom:34px}
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--cyan);
      font-size:14px;
      letter-spacing:.06em;
      padding:7px 12px;
      border:1px solid rgba(49,215,255,.28);
      background:rgba(49,215,255,.08);
      border-radius:999px;
      margin-bottom:16px;
    }
    .section-title{
      font-size:clamp(30px,4vw,42px);
      line-height:1.18;
      font-weight:800;
      margin:0 0 14px;
      letter-spacing:-.02em;
    }
    .section-desc{
      color:var(--muted);
      font-size:17px;
      max-width:740px;
      margin:0;
    }

    .site-header{
      position:fixed;
      top:0;
      left:0;
      right:0;
      z-index:1000;
      padding:14px 0;
      transition:.24s ease;
    }
    .site-header.is-scrolled{
      background:rgba(6,17,31,.86);
      backdrop-filter:blur(18px);
      border-bottom:1px solid var(--line);
      box-shadow:0 18px 50px rgba(0,0,0,.26);
    }
    .navbar-shell{
      border:1px solid rgba(255,255,255,.09);
      background:rgba(6,17,31,.48);
      backdrop-filter:blur(16px);
      border-radius:999px;
      padding:10px 12px 10px 16px;
    }
    .brand-mark{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:800;
      color:var(--text);
      white-space:nowrap;
      letter-spacing:-.01em;
    }
    .brand-icon{
      width:36px;
      height:36px;
      border-radius:14px;
      background:
        radial-gradient(circle at 30% 22%, #fff, transparent 18%),
        linear-gradient(135deg,var(--primary),var(--secondary));
      box-shadow:0 0 24px rgba(47,140,255,.38);
      position:relative;
      flex:0 0 auto;
    }
    .brand-icon::after{
      content:"18+";
      position:absolute;
      right:-10px;
      bottom:-7px;
      font-size:10px;
      color:#111827;
      font-weight:900;
      background:var(--amber);
      border-radius:999px;
      padding:1px 5px;
      border:1px solid rgba(255,255,255,.35);
    }
    .navbar-nav{
      align-items:center;
      gap:8px;
    }
    .nav-link{
      color:var(--muted);
      font-size:15px;
      padding:9px 14px!important;
      border-radius:999px;
      position:relative;
    }
    .nav-link:hover{
      color:var(--text);
      background:rgba(255,255,255,.07);
    }
    .nav-link.active{
      color:var(--text)!important;
      background:linear-gradient(135deg,rgba(47,140,255,.26),rgba(138,92,255,.22));
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.10);
    }
    .navbar-toggler{
      width:44px;
      height:44px;
      border-radius:16px;
      border:1px solid rgba(49,215,255,.36);
      box-shadow:none!important;
      padding:0;
      display:flex;
      align-items:center;
      justify-content:center;
      background:rgba(49,215,255,.06);
    }
    .toggler-lines,.toggler-lines::before,.toggler-lines::after{
      content:"";
      width:18px;
      height:2px;
      border-radius:99px;
      background:var(--cyan);
      display:block;
      transition:.2s ease;
    }
    .toggler-lines::before{transform:translateY(-7px)}
    .toggler-lines::after{transform:translateY(5px)}
    .btn{
      border:0;
      border-radius:999px;
      font-weight:700;
      min-height:44px;
      padding:11px 20px;
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease, background .22s ease;
    }
    .btn:focus-visible,a:focus-visible,.accordion-button:focus-visible{
      outline:3px solid rgba(49,215,255,.38);
      outline-offset:3px;
      box-shadow:none;
    }
    .btn-primary-custom{
      color:#fff!important;
      background:linear-gradient(135deg,var(--primary),var(--secondary));
      box-shadow:var(--glow);
    }
    .btn-primary-custom:hover{
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 0 36px rgba(138,92,255,.48);
    }
    .btn-ghost{
      color:var(--text)!important;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.16);
    }
    .btn-ghost:hover{
      transform:translateY(-2px);
      color:#fff!important;
      border-color:var(--line-strong);
      background:rgba(49,215,255,.10);
    }
    .btn-sm-soft{
      min-height:38px;
      padding:8px 15px;
      font-size:14px;
      color:var(--muted);
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.12);
    }
    .btn-sm-soft:hover{color:#fff;border-color:rgba(49,215,255,.36)}

    .hero{
      min-height:760px;
      display:flex;
      align-items:center;
      padding:150px 0 90px;
      position:relative;
    }
    .hero::after{
      content:"";
      position:absolute;
      width:540px;
      height:540px;
      right:-190px;
      top:120px;
      background:radial-gradient(circle, rgba(138,92,255,.24), transparent 62%);
      pointer-events:none;
    }
    .hero-badge{
      display:inline-flex;
      align-items:center;
      gap:10px;
      color:var(--text);
      background:rgba(246,184,75,.10);
      border:1px solid rgba(246,184,75,.38);
      border-radius:999px;
      padding:8px 13px;
      font-size:14px;
      margin-bottom:20px;
    }
    .pulse-dot{
      width:9px;
      height:9px;
      border-radius:50%;
      background:var(--amber);
      box-shadow:0 0 0 8px rgba(246,184,75,.10);
    }
    h1{
      font-size:clamp(38px,5.7vw,64px);
      line-height:1.1;
      letter-spacing:-.04em;
      font-weight:900;
      margin:0 0 22px;
    }
    .hero-lead{
      max-width:680px;
      color:var(--muted);
      font-size:18px;
      margin-bottom:30px;
    }
    .hero-actions{
      display:flex;
      gap:14px;
      flex-wrap:wrap;
      margin-bottom:26px;
    }
    .mini-trust{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .trust-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--muted);
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.10);
      border-radius:999px;
      padding:8px 12px;
      font-size:14px;
    }
    .trust-pill i{
      width:8px;
      height:8px;
      border-radius:50%;
      background:linear-gradient(135deg,var(--cyan),var(--primary));
      box-shadow:0 0 12px rgba(49,215,255,.4);
    }

    .dashboard-wrap{
      position:relative;
      min-height:520px;
      display:flex;
      align-items:center;
      justify-content:center;
    }
    .dashboard{
      width:100%;
      max-width:520px;
      border-radius:34px;
      padding:22px;
      background:linear-gradient(180deg,rgba(255,255,255,.09),rgba(255,255,255,.045));
      border:1px solid rgba(255,255,255,.13);
      box-shadow:var(--shadow),0 0 60px rgba(47,140,255,.16);
      backdrop-filter:blur(18px);
      position:relative;
      overflow:hidden;
    }
    .dashboard::before{
      content:"";
      position:absolute;
      inset:0;
      background:radial-gradient(circle at 82% 18%, rgba(49,215,255,.18), transparent 34%);
      pointer-events:none;
    }
    .dash-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:18px;
      position:relative;
      z-index:1;
    }
    .search-ui{
      flex:1;
      height:46px;
      border-radius:999px;
      background:rgba(0,0,0,.18);
      border:1px solid rgba(255,255,255,.10);
      display:flex;
      align-items:center;
      gap:10px;
      padding:0 15px;
      color:var(--weak);
      font-size:14px;
    }
    .search-lens{
      width:16px;
      height:16px;
      border:2px solid var(--cyan);
      border-radius:50%;
      position:relative;
      opacity:.85;
    }
    .search-lens::after{
      content:"";
      width:7px;
      height:2px;
      background:var(--cyan);
      position:absolute;
      right:-5px;
      bottom:-3px;
      transform:rotate(45deg);
      border-radius:99px;
    }
    .age-chip{
      color:#101828;
      background:var(--amber);
      font-weight:900;
      border-radius:999px;
      padding:8px 10px;
      font-size:13px;
      white-space:nowrap;
    }
    .dash-tabs{
      display:flex;
      gap:8px;
      flex-wrap:wrap;
      margin-bottom:18px;
      position:relative;
      z-index:1;
    }
    .dash-tab{
      border-radius:999px;
      padding:7px 11px;
      color:var(--muted);
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.09);
      font-size:13px;
    }
    .dash-tab.active{
      color:#fff;
      background:linear-gradient(135deg,rgba(47,140,255,.38),rgba(138,92,255,.30));
      border-color:rgba(49,215,255,.28);
    }
    .index-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:14px;
      position:relative;
      z-index:1;
    }
    .visual-card{
      border-radius:24px;
      background:rgba(6,17,31,.64);
      border:1px solid rgba(255,255,255,.11);
      padding:16px;
      min-height:138px;
    }
    .visual-card.tall{min-height:290px}
    .visual-card h3{
      font-size:16px;
      margin:0 0 10px;
      font-weight:800;
    }
    .bar{
      height:9px;
      border-radius:99px;
      background:rgba(255,255,255,.08);
      overflow:hidden;
      margin:12px 0;
    }
    .bar span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg,var(--primary),var(--cyan));
    }
    .signal-list{
      display:grid;
      gap:9px;
      margin-top:14px;
    }
    .signal{
      display:flex;
      justify-content:space-between;
      gap:10px;
      align-items:center;
      color:var(--muted);
      font-size:13px;
      padding:9px 10px;
      border-radius:14px;
      background:rgba(255,255,255,.045);
    }
    .signal strong{color:var(--cyan);font-weight:800}

    .feature-row{
      display:grid;
      gap:24px;
    }
    .feature-card{
      display:grid;
      grid-template-columns:auto 1fr auto;
      align-items:center;
      gap:20px;
      padding:24px;
      border-radius:30px;
      background:rgba(255,255,255,.058);
      border:1px solid var(--line);
      box-shadow:0 16px 60px rgba(0,0,0,.20);
      backdrop-filter:blur(16px);
      transition:.22s ease;
      position:relative;
      overflow:hidden;
    }
    .feature-card:nth-child(2){margin-left:54px}
    .feature-card:nth-child(3){margin-left:108px}
    .feature-card:hover{
      transform:translateY(-4px);
      border-color:rgba(49,215,255,.34);
      box-shadow:0 22px 70px rgba(47,140,255,.16);
    }
    .feature-card::before{
      content:"";
      position:absolute;
      top:0;
      left:24px;
      right:24px;
      height:1px;
      background:linear-gradient(90deg,transparent,var(--cyan),transparent);
      opacity:.55;
    }
    .feature-no{
      width:58px;
      height:58px;
      border-radius:50%;
      display:grid;
      place-items:center;
      font-size:20px;
      font-weight:900;
      color:#fff;
      border:1px solid rgba(49,215,255,.36);
      background:radial-gradient(circle,rgba(49,215,255,.20),rgba(47,140,255,.08));
      box-shadow:0 0 24px rgba(49,215,255,.18);
    }
    .feature-card h3{
      font-size:22px;
      margin:0 0 6px;
      font-weight:800;
    }
    .feature-card p{
      color:var(--muted);
      margin:0;
      max-width:560px;
    }
    .micro-tag{
      color:var(--cyan);
      background:rgba(49,215,255,.09);
      border:1px solid rgba(49,215,255,.22);
      border-radius:999px;
      padding:7px 12px;
      font-size:13px;
      white-space:nowrap;
    }

    .demo-panel{
      border-radius:36px;
      padding:28px;
      background:rgba(8,24,39,.72);
      border:1px solid rgba(255,255,255,.12);
      box-shadow:var(--shadow);
      backdrop-filter:blur(18px);
    }
    .steps{
      position:relative;
      display:grid;
      gap:18px;
      padding-left:7px;
    }
    .steps::before{
      content:"";
      position:absolute;
      left:20px;
      top:28px;
      bottom:28px;
      width:2px;
      background:linear-gradient(var(--primary),var(--secondary));
      opacity:.42;
    }
    .step-item{
      display:grid;
      grid-template-columns:42px 1fr;
      gap:14px;
      position:relative;
      z-index:1;
    }
    .step-num{
      width:42px;
      height:42px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:#071827;
      color:var(--cyan);
      border:1px solid rgba(49,215,255,.46);
      font-weight:900;
      box-shadow:0 0 18px rgba(49,215,255,.16);
    }
    .step-item h3{
      font-size:18px;
      margin:0 0 4px;
      font-weight:800;
    }
    .step-item p{
      margin:0;
      color:var(--weak);
      font-size:14px;
    }
    .preview-board{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:14px;
    }
    .preview-card{
      min-height:142px;
      padding:18px;
      border-radius:24px;
      position:relative;
      overflow:hidden;
      background:
        radial-gradient(circle at 84% 10%,rgba(49,215,255,.16),transparent 40%),
        rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.11);
      transition:.22s ease;
    }
    .preview-card:nth-child(2){
      transform:translateY(22px);
      background:
        radial-gradient(circle at 80% 14%,rgba(138,92,255,.20),transparent 42%),
        rgba(255,255,255,.05);
    }
    .preview-card:nth-child(3){min-height:118px}
    .preview-card:nth-child(4){
      min-height:118px;
      transform:translateY(22px);
    }
    .preview-card:hover{
      border-color:rgba(49,215,255,.34);
      transform:translateY(-3px);
    }
    .preview-card:nth-child(2):hover,
    .preview-card:nth-child(4):hover{transform:translateY(18px)}
    .preview-icon{
      width:38px;
      height:38px;
      border-radius:14px;
      display:grid;
      place-items:center;
      margin-bottom:15px;
      color:var(--cyan);
      font-weight:900;
      background:rgba(49,215,255,.09);
      border:1px solid rgba(49,215,255,.18);
    }
    .preview-card h3{
      margin:0 0 5px;
      font-size:16px;
      font-weight:800;
    }
    .preview-card p{
      color:var(--weak);
      margin:0;
      font-size:13px;
      line-height:1.65;
    }

    .category-spotlight{
      position:relative;
      overflow:hidden;
      padding:38px;
      border-radius:36px;
      background:
        radial-gradient(circle at 88% 18%,rgba(138,92,255,.26),transparent 28%),
        linear-gradient(135deg,rgba(47,140,255,.15),rgba(255,255,255,.055));
      border:1px solid rgba(255,255,255,.13);
      box-shadow:var(--shadow);
    }
    .category-spotlight::after{
      content:"";
      position:absolute;
      width:190px;
      height:190px;
      right:-50px;
      bottom:-70px;
      border:1px solid rgba(49,215,255,.26);
      border-radius:50%;
      box-shadow:0 0 0 30px rgba(49,215,255,.035),0 0 0 62px rgba(138,92,255,.025);
    }
    .category-spotlight h2{
      position:relative;
      z-index:1;
      font-size:clamp(28px,4vw,40px);
      line-height:1.2;
      margin:0 0 14px;
      font-weight:900;
    }
    .category-spotlight p{
      position:relative;
      z-index:1;
      max-width:680px;
      color:var(--muted);
      margin:0 0 24px;
    }
    .spotlight-tags{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
      margin-bottom:25px;
      position:relative;
      z-index:1;
    }
    .spotlight-tag{
      padding:7px 11px;
      border-radius:999px;
      color:var(--muted);
      background:rgba(6,17,31,.42);
      border:1px solid rgba(255,255,255,.11);
      font-size:13px;
    }

    .trust-matrix{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      border:1px solid var(--line);
      border-radius:30px;
      overflow:hidden;
      background:rgba(255,255,255,.04);
      backdrop-filter:blur(15px);
    }
    .trust-block{
      padding:26px 22px;
      min-height:160px;
      border-right:1px solid var(--line);
      transition:.22s ease;
    }
    .trust-block:last-child{border-right:0}
    .trust-block:hover{background:rgba(47,140,255,.08)}
    .trust-block .status{
      display:inline-flex;
      align-items:center;
      gap:7px;
      color:var(--cyan);
      font-size:13px;
      margin-bottom:22px;
    }
    .trust-block .status::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 12px rgba(49,215,255,.5);
    }
    .trust-block h3{
      font-size:19px;
      font-weight:800;
      margin:0 0 7px;
    }
    .trust-block p{
      color:var(--weak);
      font-size:14px;
      margin:0;
      line-height:1.65;
    }

    .safety-strip{
      display:flex;
      align-items:center;
      gap:22px;
      padding:24px 28px;
      border-radius:28px;
      background:rgba(246,184,75,.075);
      border:1px solid rgba(246,184,75,.28);
    }
    .safety-symbol{
      width:58px;
      height:58px;
      flex:0 0 auto;
      display:grid;
      place-items:center;
      border-radius:20px;
      color:#17120a;
      background:var(--amber);
      font-size:18px;
      font-weight:900;
      box-shadow:0 0 28px rgba(246,184,75,.20);
    }
    .safety-strip h2{
      font-size:22px;
      margin:0 0 4px;
      font-weight:800;
    }
    .safety-strip p{
      color:var(--muted);
      margin:0;
      font-size:15px;
    }

    .accordion{
      display:grid;
      gap:14px;
    }
    .accordion-item{
      overflow:hidden;
      color:var(--text);
      background:rgba(255,255,255,.052);
      border:1px solid var(--line)!important;
      border-radius:22px!important;
      backdrop-filter:blur(15px);
    }
    .accordion-button{
      color:var(--text);
      background:transparent;
      font-weight:800;
      padding:20px 22px;
      box-shadow:none!important;
      line-height:1.5;
    }
    .accordion-button:not(.collapsed){
      color:#fff;
      background:linear-gradient(90deg,rgba(47,140,255,.13),rgba(138,92,255,.07));
      border-left:3px solid var(--cyan);
    }
    .accordion-button::after{
      width:30px;
      height:30px;
      border-radius:50%;
      background-image:none!important;
      content:"+";
      display:grid;
      place-items:center;
      color:var(--cyan);
      font-size:22px;
      line-height:27px;
      text-align:center;
      border:1px solid rgba(49,215,255,.24);
      transform:none;
    }
    .accordion-button:not(.collapsed)::after{
      content:"−";
      transform:none;
    }
    .accordion-body{
      color:var(--muted);
      padding:5px 24px 22px 25px;
      font-size:15px;
    }

    .final-cta{
      text-align:center;
      padding:54px 28px;
      border-radius:38px;
      background:
        radial-gradient(circle at 50% 120%,rgba(49,215,255,.24),transparent 42%),
        linear-gradient(135deg,rgba(47,140,255,.15),rgba(138,92,255,.14));
      border:1px solid rgba(255,255,255,.13);
      box-shadow:var(--shadow);
    }
    .final-cta h2{
      font-size:clamp(30px,4vw,44px);
      line-height:1.2;
      margin:0 0 13px;
      font-weight:900;
    }
    .final-cta p{
      max-width:620px;
      margin:0 auto 24px;
      color:var(--muted);
    }
    .cta-actions{
      display:flex;
      justify-content:center;
      flex-wrap:wrap;
      gap:12px;
    }

    .site-footer{
      padding:58px 0 134px;
      background:rgba(3,10,19,.54);
      border-top:1px solid var(--line);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.5fr .7fr 1fr;
      gap:42px;
      align-items:start;
    }
    .footer-brand{margin-bottom:17px}
    .footer-copy{
      max-width:470px;
      color:var(--weak);
      font-size:14px;
      margin:0;
    }
    .footer-title{
      color:var(--text);
      font-size:15px;
      font-weight:800;
      margin:0 0 14px;
    }
    .footer-links{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:var(--muted);
      font-size:14px;
    }
    .footer-links a:hover{color:var(--cyan);padding-left:3px}
    .copyright{
      margin-top:36px;
      padding-top:22px;
      border-top:1px solid var(--line);
      color:var(--weak);
      font-size:13px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }

    .sticky-cta{
      position:fixed;
      left:50%;
      bottom:18px;
      transform:translateX(-50%);
      z-index:1100;
      width:min(1120px,calc(100% - 32px));
      display:flex;
      align-items:center;
      gap:18px;
      padding:11px 12px 11px 20px;
      border-radius:24px;
      background:rgba(6,17,31,.88);
      border:1px solid rgba(49,215,255,.27);
      box-shadow:0 18px 60px rgba(0,0,0,.50),0 0 32px rgba(47,140,255,.12);
      backdrop-filter:blur(20px);
    }
    .sticky-message{
      min-width:0;
      flex:1;
    }
    .sticky-message strong{
      display:block;
      font-size:15px;
    }
    .sticky-message span{
      display:block;
      color:var(--weak);
      font-size:12px;
    }
    .sticky-label{
      color:var(--amber);
      white-space:nowrap;
      border:1px solid rgba(246,184,75,.25);
      background:rgba(246,184,75,.08);
      border-radius:999px;
      padding:6px 10px;
      font-size:12px;
    }
    .sticky-buttons{
      display:flex;
      gap:9px;
    }

    @media (max-width:1199.98px){
      .hero{min-height:700px}
      .feature-card:nth-child(2){margin-left:34px}
      .feature-card:nth-child(3){margin-left:68px}
      .trust-matrix{grid-template-columns:repeat(2,minmax(0,1fr))}
      .trust-block:nth-child(2){border-right:0}
      .trust-block:nth-child(-n+2){border-bottom:1px solid var(--line)}
    }
    @media (max-width:991.98px){
      body{padding-bottom:108px}
      .section{padding:76px 0}
      .site-header{padding:10px 0}
      .navbar-shell{border-radius:25px;padding:9px 11px}
      .navbar-collapse{
        margin-top:12px;
        padding:12px;
        border-radius:22px;
        background:rgba(6,17,31,.94);
        border:1px solid var(--line);
      }
      .navbar-nav{align-items:stretch}
      .navbar-nav .nav-link{padding:11px 14px!important}
      .nav-cta{width:100%;margin-top:6px}
      .hero{padding-top:132px}
      .dashboard-wrap{min-height:auto;margin-top:44px}
      .dashboard{max-width:650px}
      .feature-card:nth-child(2),
      .feature-card:nth-child(3){margin-left:0}
      .demo-panel{padding:24px}
      .preview-board{margin-top:30px}
      .footer-grid{grid-template-columns:1.3fr .7fr}
      .footer-grid > :last-child{grid-column:1/-1}
    }
    @media (max-width:767.98px){
      body{padding-bottom:122px}
      .section{padding:62px 0}
      .section-tight{padding:54px 0}
      .hero{
        min-height:auto;
        padding:126px 0 64px;
      }
      h1{font-size:clamp(36px,10vw,46px)}
      .hero-lead{font-size:16px}
      .dashboard{padding:16px;border-radius:28px}
      .dashboard-wrap{margin-top:36px}
      .index-grid{grid-template-columns:1fr}
      .visual-card.tall{min-height:235px}
      .feature-card{
        grid-template-columns:50px 1fr;
        gap:15px;
        padding:21px;
      }
      .feature-no{width:48px;height:48px}
      .feature-card .micro-tag{
        grid-column:2;
        justify-self:start;
      }
      .preview-board{grid-template-columns:1fr 1fr}
      .category-spotlight{padding:28px 23px}
      .trust-matrix{grid-template-columns:1fr}
      .trust-block{
        min-height:auto;
        border-right:0;
        border-bottom:1px solid var(--line);
      }
      .trust-block:last-child{border-bottom:0}
      .safety-strip{align-items:flex-start;padding:22px}
      .footer-grid{grid-template-columns:1fr}
      .footer-grid > :last-child{grid-column:auto}
      .sticky-cta{
        padding:9px;
        border-radius:22px;
      }
      .sticky-message,.sticky-label{display:none}
      .sticky-buttons{
        width:100%;
        display:grid;
        grid-template-columns:1fr 1fr;
      }
      .sticky-buttons .btn{padding-left:12px;padding-right:12px}
      .site-footer{padding-bottom:130px}
    }
    @media (max-width:519.98px){
      .container{padding-left:18px;padding-right:18px}
      .brand-mark{font-size:14px}
      .brand-icon{width:32px;height:32px;border-radius:12px}
      .hero-actions{display:grid;grid-template-columns:1fr}
      .hero-actions .btn{width:100%}
      .mini-trust{gap:7px}
      .trust-pill{font-size:12px}
      .dash-top{align-items:stretch}
      .search-ui{min-width:0}
      .feature-card{grid-template-columns:1fr}
      .feature-card .micro-tag{grid-column:auto}
      .feature-no{width:44px;height:44px}
      .preview-board{grid-template-columns:1fr}
      .preview-card:nth-child(2),
      .preview-card:nth-child(4){transform:none}
      .preview-card:nth-child(2):hover,
      .preview-card:nth-child(4):hover{transform:translateY(-3px)}
      .safety-strip{display:block}
      .safety-symbol{margin-bottom:16px}
      .accordion-button{padding:18px 17px;font-size:15px}
      .final-cta{padding:42px 20px}
      .cta-actions{display:grid}
      .sticky-cta{width:calc(100% - 20px);bottom:10px}
    }
    @media (prefers-reduced-motion:reduce){
      html{scroll-behavior:auto}
      *,*::before,*::after{transition:none!important;animation:none!important}
    }

/* roulang page: category1 */
:root{
      --bg:#06111F;
      --bg-2:#081827;
      --panel:#0B1E33;
      --panel-soft:rgba(255,255,255,.06);
      --panel-deep:rgba(8,24,39,.76);
      --primary:#2F8CFF;
      --primary-2:#8A5CFF;
      --cyan:#31D7FF;
      --amber:#F6B84B;
      --text:#F3F7FF;
      --muted:#B8C5D9;
      --weak:#7E8EA8;
      --border:rgba(255,255,255,.10);
      --border-hi:rgba(49,215,255,.35);
      --shadow:0 24px 80px rgba(0,0,0,.35);
      --shadow-blue:0 0 28px rgba(47,140,255,.42);
      --radius-sm:14px;
      --radius-md:22px;
      --radius-lg:32px;
      --radius-pill:999px;
      --container:1200px;
      --header-h:82px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:"Microsoft YaHei","PingFang SC","Hiragino Sans GB","Noto Sans SC",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 8% 6%, rgba(47,140,255,.22), transparent 34%),
        radial-gradient(circle at 88% 12%, rgba(138,92,255,.20), transparent 34%),
        radial-gradient(circle at 72% 78%, rgba(49,215,255,.10), transparent 30%),
        linear-gradient(135deg,#06111F 0%,#071B33 48%,#160D2E 100%);
      line-height:1.75;
      overflow-x:hidden;
      padding-bottom:118px;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      z-index:-1;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.8), rgba(0,0,0,.15));
    }
    a{color:inherit;text-decoration:none;transition:color .2s ease, border-color .2s ease, background .2s ease, transform .2s ease}
    a:hover{color:var(--cyan)}
    button,input,textarea{font:inherit}
    img,svg{max-width:100%;display:block}
    ::selection{background:rgba(47,140,255,.42);color:#fff}
    :focus-visible{
      outline:2px solid rgba(49,215,255,.75);
      outline-offset:4px;
      border-radius:12px;
    }
    .container{max-width:var(--container)}
    .section{padding:92px 0}
    .section-tight{padding:70px 0}
    .section-head{
      display:flex;
      align-items:end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:34px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:9px;
      padding:7px 12px;
      border:1px solid rgba(49,215,255,.25);
      border-radius:var(--radius-pill);
      background:rgba(49,215,255,.08);
      color:#CFEFFF;
      font-size:14px;
      letter-spacing:.03em;
    }
    .section-kicker::before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 14px rgba(49,215,255,.8);
    }
    h1,h2,h3,p{margin-top:0}
    h1{
      font-size:clamp(38px,5vw,58px);
      line-height:1.12;
      font-weight:800;
      letter-spacing:-.045em;
      margin-bottom:22px;
    }
    h2{
      font-size:clamp(28px,3.2vw,40px);
      line-height:1.2;
      font-weight:780;
      letter-spacing:-.035em;
      margin-bottom:12px;
    }
    h3{
      font-size:20px;
      line-height:1.35;
      font-weight:760;
      margin-bottom:10px;
    }
    .lead{
      color:var(--muted);
      font-size:18px;
      max-width:720px;
      margin-bottom:0;
    }
    .text-muted-custom{color:var(--weak)!important}

    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      padding:14px 0;
      transition:background .22s ease, box-shadow .22s ease, backdrop-filter .22s ease;
    }
    .site-header.is-scrolled{
      background:rgba(6,17,31,.76);
      backdrop-filter:blur(18px);
      box-shadow:0 18px 50px rgba(0,0,0,.24);
      border-bottom:1px solid rgba(255,255,255,.07);
    }
    .navbar{padding:0}
    .navbar-shell{
      min-height:64px;
      padding:10px 12px 10px 18px;
      border:1px solid rgba(255,255,255,.10);
      border-radius:24px;
      background:rgba(8,24,39,.55);
      backdrop-filter:blur(18px);
      box-shadow:0 18px 60px rgba(0,0,0,.20);
    }
    .brand-mark{
      display:inline-flex;
      align-items:center;
      gap:11px;
      color:var(--text)!important;
      font-weight:800;
      letter-spacing:-.03em;
      max-width:430px;
      white-space:nowrap;
    }
    .brand-icon{
      width:34px;height:34px;
      border-radius:12px;
      flex:0 0 auto;
      background:
        radial-gradient(circle at 35% 30%, #fff 0 7%, transparent 8%),
        linear-gradient(135deg,var(--primary),var(--primary-2));
      box-shadow:0 0 28px rgba(47,140,255,.42);
      position:relative;
    }
    .brand-icon::after{
      content:"18+";
      position:absolute;
      right:-8px;
      bottom:-7px;
      font-size:9px;
      line-height:1;
      color:#1B1300;
      background:var(--amber);
      border-radius:999px;
      padding:3px 5px;
      font-weight:900;
      box-shadow:0 8px 18px rgba(246,184,75,.24);
    }
    .navbar-nav{
      align-items:center;
      gap:8px;
    }
    .navbar-dark .navbar-nav .nav-link{
      color:var(--muted);
      font-size:15px;
      font-weight:650;
      padding:10px 14px;
      border-radius:999px;
      position:relative;
    }
    .navbar-dark .navbar-nav .nav-link:hover{
      color:var(--text);
      background:rgba(255,255,255,.06);
    }
    .navbar-dark .navbar-nav .nav-link.active{
      color:#fff;
      background:linear-gradient(135deg,rgba(47,140,255,.22),rgba(138,92,255,.20));
      border:1px solid rgba(49,215,255,.22);
      box-shadow:inset 0 0 18px rgba(49,215,255,.08);
    }
    .navbar-toggler{
      width:46px;height:42px;
      border:1px solid rgba(49,215,255,.25)!important;
      border-radius:15px;
      box-shadow:none!important;
      background:rgba(255,255,255,.06);
      padding:0;
    }
    .toggler-lines{
      display:block;
      width:20px;height:14px;
      margin:auto;
      position:relative;
      border-top:2px solid var(--cyan);
      border-bottom:2px solid var(--cyan);
    }
    .toggler-lines::after{
      content:"";
      position:absolute;
      left:0;right:0;top:5px;
      border-top:2px solid var(--cyan);
    }

    .btn-primary-custom,
    .btn-secondary-custom,
    .btn-chip{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:46px;
      border-radius:var(--radius-pill);
      font-weight:760;
      letter-spacing:-.01em;
      transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
      border:1px solid transparent;
      white-space:nowrap;
    }
    .btn-primary-custom{
      color:#fff!important;
      padding:12px 20px;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      box-shadow:var(--shadow-blue);
    }
    .btn-primary-custom:hover{
      transform:translateY(-2px);
      box-shadow:0 0 34px rgba(47,140,255,.56);
      color:#fff!important;
      background:linear-gradient(135deg,#45A0FF,#9169FF);
    }
    .btn-secondary-custom{
      color:var(--text)!important;
      padding:12px 20px;
      border-color:rgba(255,255,255,.16);
      background:rgba(255,255,255,.06);
    }
    .btn-secondary-custom:hover{
      transform:translateY(-2px);
      border-color:rgba(49,215,255,.42);
      background:rgba(49,215,255,.09);
      color:#fff!important;
    }
    .btn-chip{
      min-height:38px;
      padding:8px 14px;
      color:var(--muted)!important;
      border-color:rgba(255,255,255,.10);
      background:rgba(255,255,255,.055);
      font-size:14px;
    }
    .btn-chip.active,
    .btn-chip:hover{
      color:#fff!important;
      border-color:rgba(49,215,255,.38);
      background:linear-gradient(135deg,rgba(47,140,255,.20),rgba(138,92,255,.16));
    }

    .hero{
      padding:76px 0 42px;
      position:relative;
    }
    .hero-card{
      border:1px solid var(--border);
      border-radius:38px;
      background:linear-gradient(135deg,rgba(255,255,255,.075),rgba(255,255,255,.035));
      box-shadow:var(--shadow);
      backdrop-filter:blur(18px);
      padding:44px;
      overflow:hidden;
      position:relative;
    }
    .hero-card::before{
      content:"";
      position:absolute;
      inset:-1px;
      background:
        radial-gradient(circle at 14% 18%, rgba(49,215,255,.18), transparent 30%),
        radial-gradient(circle at 82% 24%, rgba(138,92,255,.18), transparent 28%);
      pointer-events:none;
    }
    .hero-content{position:relative;z-index:1}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:8px 13px;
      border-radius:999px;
      color:#FFE8B8;
      border:1px solid rgba(246,184,75,.35);
      background:rgba(246,184,75,.10);
      font-size:14px;
      font-weight:750;
      margin-bottom:20px;
    }
    .eyebrow span{
      width:8px;height:8px;border-radius:50%;
      background:var(--amber);
      box-shadow:0 0 15px rgba(246,184,75,.7);
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-top:28px;
    }
    .hero-note{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:22px;
      color:var(--weak);
      font-size:14px;
    }
    .hero-note .mini{
      padding:6px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.055);
      border:1px solid rgba(255,255,255,.09);
    }

    .radar-panel{
      position:relative;
      min-height:430px;
      border-radius:34px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(6,17,31,.46);
      padding:24px;
      box-shadow:inset 0 0 50px rgba(47,140,255,.05), 0 24px 70px rgba(0,0,0,.26);
      overflow:hidden;
    }
    .radar-panel::before{
      content:"";
      position:absolute;
      width:320px;height:320px;
      left:50%;top:50%;
      transform:translate(-50%,-50%);
      border-radius:50%;
      background:
        radial-gradient(circle, rgba(49,215,255,.06) 0 28%, transparent 29%),
        repeating-radial-gradient(circle, rgba(49,215,255,.22) 0 1px, transparent 2px 54px);
      opacity:.9;
    }
    .radar-panel::after{
      content:"";
      position:absolute;
      width:2px;height:280px;
      left:50%;top:50%;
      transform-origin:top center;
      transform:rotate(38deg);
      background:linear-gradient(to bottom, rgba(49,215,255,.7), transparent);
      box-shadow:0 0 20px rgba(49,215,255,.5);
    }
    .filter-widget{
      position:relative;
      z-index:1;
      border:1px solid rgba(255,255,255,.12);
      border-radius:26px;
      background:rgba(8,24,39,.78);
      backdrop-filter:blur(16px);
      padding:18px;
    }
    .search-line{
      height:44px;
      border-radius:999px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.10);
      display:flex;
      align-items:center;
      gap:10px;
      padding:0 15px;
      color:var(--weak);
      font-size:14px;
      margin-bottom:14px;
    }
    .search-dot{
      width:10px;height:10px;border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 14px rgba(49,215,255,.85);
    }
    .tag-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .tag-cloud span{
      padding:8px 11px;
      border-radius:999px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.10);
      color:var(--muted);
      font-size:13px;
    }
    .status-stack{
      position:absolute;
      z-index:2;
      left:24px;
      right:24px;
      bottom:24px;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:12px;
    }
    .status-card{
      padding:16px;
      border-radius:20px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(8,24,39,.82);
      backdrop-filter:blur(14px);
    }
    .status-card b{display:block;color:#fff;font-size:17px;margin-bottom:4px}
    .status-card span{display:block;color:var(--weak);font-size:13px;line-height:1.55}

    .workbench{
      border:1px solid var(--border);
      border-radius:36px;
      background:rgba(8,24,39,.56);
      box-shadow:var(--shadow);
      backdrop-filter:blur(18px);
      overflow:hidden;
    }
    .workbench-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:22px 24px;
      border-bottom:1px solid rgba(255,255,255,.09);
      background:linear-gradient(90deg,rgba(47,140,255,.10),rgba(138,92,255,.07),transparent);
    }
    .workbench-title{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:800;
      color:#fff;
    }
    .pulse{
      width:13px;height:13px;border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 0 8px rgba(49,215,255,.08),0 0 18px rgba(49,215,255,.8);
    }
    .workbench-body{
      display:grid;
      grid-template-columns:270px 1fr;
      gap:0;
      min-height:560px;
    }
    .filter-rail{
      padding:24px;
      border-right:1px solid rgba(255,255,255,.09);
      background:rgba(255,255,255,.025);
    }
    .rail-title{
      color:#fff;
      font-size:16px;
      font-weight:800;
      margin-bottom:14px;
    }
    .rail-group{margin-bottom:24px}
    .rail-list{
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .rail-item{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:10px;
      padding:12px 13px;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.09);
      background:rgba(255,255,255,.045);
      color:var(--muted);
      font-size:14px;
      cursor:default;
      transition:background .2s ease,border-color .2s ease,transform .2s ease;
    }
    .rail-item:hover,
    .rail-item.active{
      transform:translateX(2px);
      color:#fff;
      border-color:rgba(49,215,255,.32);
      background:rgba(47,140,255,.12);
    }
    .rail-item small{
      color:var(--weak);
      font-weight:800;
    }
    .mobile-tags{
      display:none;
      gap:10px;
      overflow-x:auto;
      padding:18px 18px 0;
      scrollbar-width:none;
    }
    .mobile-tags::-webkit-scrollbar{display:none}

    .cards-zone{
      padding:24px;
    }
    .category-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:18px;
      align-items:start;
    }
    .category-card{
      position:relative;
      overflow:hidden;
      border:1px solid rgba(255,255,255,.10);
      border-radius:28px;
      background:rgba(255,255,255,.055);
      padding:20px;
      min-height:244px;
      transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease, background .22s ease;
    }
    .category-card.tall{min-height:292px}
    .category-card::before{
      content:"";
      position:absolute;
      inset:0 0 auto 0;
      height:1px;
      background:linear-gradient(90deg,transparent,rgba(49,215,255,.68),rgba(138,92,255,.56),transparent);
      opacity:.65;
    }
    .category-card::after{
      content:"";
      position:absolute;
      width:140px;height:140px;
      right:-60px;top:-60px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(47,140,255,.25), transparent 68%);
      pointer-events:none;
    }
    .category-card:hover{
      transform:translateY(-4px);
      border-color:rgba(49,215,255,.34);
      box-shadow:0 22px 60px rgba(0,0,0,.26),0 0 24px rgba(47,140,255,.12);
      background:rgba(255,255,255,.072);
    }
    .card-icon{
      width:48px;height:48px;
      border-radius:18px;
      display:grid;
      place-items:center;
      margin-bottom:16px;
      background:linear-gradient(135deg,rgba(47,140,255,.23),rgba(138,92,255,.20));
      border:1px solid rgba(49,215,255,.24);
      color:#DFF7FF;
      font-weight:900;
      box-shadow:inset 0 0 18px rgba(49,215,255,.08);
    }
    .category-card h3{font-size:21px}
    .category-card p{
      color:var(--muted);
      font-size:15px;
      line-height:1.68;
      margin-bottom:16px;
    }
    .card-tags{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-bottom:16px;
    }
    .badge-soft{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 9px;
      border-radius:999px;
      font-size:12px;
      color:#D8E6FF;
      border:1px solid rgba(255,255,255,.10);
      background:rgba(255,255,255,.06);
    }
    .badge-amber{
      color:#FFE3AD;
      border-color:rgba(246,184,75,.28);
      background:rgba(246,184,75,.10);
    }
    .card-meta{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-top:auto;
      padding-top:12px;
      border-top:1px solid rgba(255,255,255,.08);
      color:var(--weak);
      font-size:13px;
    }
    .card-link{
      color:#DFF7FF;
      font-weight:800;
      display:inline-flex;
      align-items:center;
      gap:8px;
    }
    .card-link:hover{color:var(--cyan)}
    .card-link::after{content:"›";font-size:20px;line-height:1}

    .info-panel{
      border-radius:34px;
      border:1px solid rgba(255,255,255,.10);
      background:
        radial-gradient(circle at 16% 20%, rgba(47,140,255,.16), transparent 34%),
        linear-gradient(135deg,rgba(8,24,39,.86),rgba(15,20,52,.74));
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .info-panel .row{min-height:430px}
    .info-visual{
      height:100%;
      min-height:360px;
      padding:28px;
      border-right:1px solid rgba(255,255,255,.08);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      background:rgba(0,0,0,.12);
    }
    .scan-card{
      padding:18px;
      border-radius:24px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.10);
      margin-bottom:14px;
    }
    .scan-line{
      height:10px;border-radius:999px;
      background:rgba(255,255,255,.10);
      margin:12px 0;
      overflow:hidden;
    }
    .scan-line span{
      display:block;height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg,var(--primary),var(--cyan));
    }
    .info-content{padding:42px}
    .icon-list{
      display:grid;
      gap:16px;
      margin-top:24px;
      padding:0;
      list-style:none;
    }
    .icon-list li{
      display:grid;
      grid-template-columns:42px 1fr;
      gap:14px;
      align-items:start;
      padding:16px;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.09);
      background:rgba(255,255,255,.045);
    }
    .list-icon{
      width:42px;height:42px;
      border-radius:16px;
      display:grid;
      place-items:center;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--primary-2));
      box-shadow:0 0 20px rgba(47,140,255,.25);
      font-weight:900;
    }
    .icon-list b{display:block;color:#fff;margin-bottom:3px}
    .icon-list span{display:block;color:var(--muted);font-size:14px;line-height:1.65}

    .path-grid{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:16px;
    }
    .path-card{
      display:flex;
      flex-direction:column;
      gap:10px;
      min-height:156px;
      padding:20px;
      border-radius:26px;
      border:1px solid rgba(255,255,255,.10);
      background:rgba(255,255,255,.055);
      transition:transform .2s ease,border-color .2s ease,background .2s ease;
    }
    .path-card:hover{
      transform:translateY(-3px);
      border-color:rgba(49,215,255,.32);
      background:rgba(255,255,255,.075);
    }
    .path-card b{color:#fff;font-size:17px}
    .path-card span{color:var(--weak);font-size:14px;line-height:1.6}
    .path-card em{
      margin-top:auto;
      font-style:normal;
      color:var(--cyan);
      font-weight:800;
    }

    .safety-strip{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:22px;
      align-items:stretch;
    }
    .notice-card{
      border-radius:30px;
      border:1px solid rgba(246,184,75,.25);
      background:linear-gradient(135deg,rgba(246,184,75,.12),rgba(255,255,255,.045));
      padding:28px;
      box-shadow:0 22px 70px rgba(0,0,0,.22);
    }
    .notice-card h2{display:flex;align-items:center;gap:12px}
    .notice-mark{
      width:42px;height:42px;border-radius:16px;
      display:grid;place-items:center;
      color:#201400;
      background:var(--amber);
      font-size:17px;
      box-shadow:0 0 22px rgba(246,184,75,.25);
      flex:0 0 auto;
    }
    .check-list{
      display:grid;
      gap:12px;
      list-style:none;
      margin:22px 0 0;
      padding:0;
    }
    .check-list li{
      display:flex;
      gap:10px;
      color:var(--muted);
      font-size:15px;
    }
    .check-list li::before{
      content:"";
      width:9px;height:9px;
      flex:0 0 auto;
      border-radius:50%;
      margin-top:10px;
      background:var(--cyan);
      box-shadow:0 0 12px rgba(49,215,255,.75);
    }

    .accordion{
      --bs-accordion-bg:transparent;
      --bs-accordion-border-color:transparent;
      display:grid;
      gap:14px;
    }
    .accordion-item{
      color:var(--muted);
      border:1px solid rgba(255,255,255,.10)!important;
      border-radius:24px!important;
      background:rgba(255,255,255,.055)!important;
      overflow:hidden;
      box-shadow:0 16px 50px rgba(0,0,0,.16);
    }
    .accordion-button{
      color:#fff!important;
      background:transparent!important;
      box-shadow:none!important;
      padding:20px 22px;
      font-weight:780;
      border-radius:24px!important;
    }
    .accordion-button::after{
      width:28px;height:28px;
      border-radius:50%;
      background-color:rgba(49,215,255,.10);
      background-position:center;
      filter:invert(1) opacity(.8);
      transform:scale(.82);
    }
    .accordion-button:not(.collapsed)::after{transform:scale(.82) rotate(-180deg)}
    .accordion-button:not(.collapsed){
      border-bottom:1px solid rgba(49,215,255,.18);
      background:linear-gradient(90deg,rgba(47,140,255,.12),transparent)!important;
    }
    .accordion-body{
      padding:18px 22px 22px;
      color:var(--muted);
      font-size:15px;
      line-height:1.8;
      position:relative;
    }
    .accordion-body::before{
      content:"";
      position:absolute;
      left:0;top:18px;bottom:22px;
      width:3px;
      background:linear-gradient(to bottom,var(--primary),var(--primary-2));
      border-radius:999px;
    }

    .final-cta{
      border-radius:36px;
      border:1px solid rgba(49,215,255,.25);
      background:
        radial-gradient(circle at 20% 20%, rgba(47,140,255,.20), transparent 34%),
        radial-gradient(circle at 82% 36%, rgba(138,92,255,.22), transparent 30%),
        rgba(255,255,255,.06);
      box-shadow:var(--shadow);
      padding:40px;
      text-align:center;
      overflow:hidden;
      position:relative;
    }
    .final-cta p{
      color:var(--muted);
      max-width:720px;
      margin:0 auto 24px;
      font-size:17px;
    }
    .final-actions{
      display:flex;
      justify-content:center;
      flex-wrap:wrap;
      gap:14px;
    }

    .sticky-cta{
      position:fixed;
      left:50%;
      bottom:18px;
      transform:translateX(-50%);
      z-index:990;
      width:min(1120px,calc(100% - 32px));
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:13px 14px 13px 20px;
      border:1px solid rgba(49,215,255,.25);
      border-radius:26px;
      background:rgba(6,17,31,.82);
      backdrop-filter:blur(20px);
      box-shadow:0 18px 70px rgba(0,0,0,.42),0 0 30px rgba(47,140,255,.16);
    }
    .sticky-copy{
      display:flex;
      align-items:center;
      gap:12px;
      color:var(--muted);
      font-size:14px;
    }
    .sticky-copy strong{color:#fff}
    .sticky-badge{
      color:#211400;
      background:var(--amber);
      border-radius:999px;
      padding:5px 9px;
      font-weight:900;
      font-size:12px;
      flex:0 0 auto;
    }
    .sticky-actions{
      display:flex;
      gap:10px;
      flex:0 0 auto;
    }
    .sticky-actions .btn-primary-custom,
    .sticky-actions .btn-secondary-custom{
      min-height:42px;
      padding:9px 16px;
      font-size:14px;
    }

    .site-footer{
      padding:78px 0 34px;
      border-top:1px solid rgba(255,255,255,.08);
      background:rgba(0,0,0,.18);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.45fr .75fr .85fr;
      gap:34px;
      padding-bottom:34px;
    }
    .footer-brand{margin-bottom:14px}
    .footer-copy{
      max-width:520px;
      color:var(--weak);
      font-size:14px;
      line-height:1.8;
      margin:16px 0 0;
    }
    .footer-title{
      font-size:15px;
      color:#fff;
      margin-bottom:14px;
      letter-spacing:.02em;
    }
    .footer-links{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:var(--weak);
      font-size:14px;
    }
    .footer-links a:hover{color:var(--cyan)}
    .copyright{
      border-top:1px solid rgba(255,255,255,.08);
      padding-top:20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      color:rgba(184,197,217,.72);
      font-size:13px;
    }

    @media (max-width: 1199px){
      .workbench-body{grid-template-columns:240px 1fr}
      .path-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .category-grid{gap:16px}
    }
    @media (max-width: 991px){
      body{padding-bottom:128px}
      .site-header{padding:10px 0}
      .navbar-shell{border-radius:22px}
      .navbar-collapse{
        margin-top:12px;
        padding:14px;
        border-radius:22px;
        background:rgba(6,17,31,.92);
        border:1px solid rgba(255,255,255,.10);
        box-shadow:0 18px 60px rgba(0,0,0,.28);
      }
      .navbar-nav{align-items:stretch;gap:8px}
      .navbar-dark .navbar-nav .nav-link{padding:12px 14px}
      .nav-cta{width:100%;margin-top:4px}
      .hero{padding:46px 0 24px}
      .hero-card{padding:30px}
      .radar-panel{margin-top:28px;min-height:390px}
      .workbench-body{display:block;min-height:0}
      .filter-rail{display:none}
      .mobile-tags{display:flex}
      .category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
      .info-visual{border-right:0;border-bottom:1px solid rgba(255,255,255,.08)}
      .safety-strip{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-grid>div:first-child{grid-column:1/-1}
      .section-head{display:block}
      .section-head .lead{margin-top:12px}
    }
    @media (max-width: 767px){
      .section{padding:64px 0}
      .section-tight{padding:54px 0}
      .brand-mark{font-size:15px;max-width:calc(100vw - 116px);overflow:hidden;text-overflow:ellipsis}
      .brand-icon{width:32px;height:32px;border-radius:11px}
      .hero-card{border-radius:30px;padding:24px}
      .hero-actions{display:grid;grid-template-columns:1fr;gap:12px}
      .hero-actions .btn-primary-custom,
      .hero-actions .btn-secondary-custom{width:100%}
      .radar-panel{min-height:370px;padding:18px;border-radius:28px}
      .status-stack{grid-template-columns:1fr;left:18px;right:18px;bottom:18px}
      .workbench{border-radius:28px}
      .workbench-top{display:block;padding:20px}
      .workbench-top .text-muted-custom{margin-top:8px}
      .cards-zone{padding:18px}
      .category-grid{grid-template-columns:1fr}
      .category-card,.category-card.tall{min-height:auto;border-radius:24px}
      .info-content{padding:28px 22px}
      .info-visual{min-height:300px;padding:22px}
      .path-grid{grid-template-columns:1fr}
      .notice-card{padding:24px;border-radius:26px}
      .final-cta{padding:30px 22px;border-radius:28px}
      .final-actions{display:grid;grid-template-columns:1fr}
      .sticky-cta{
        display:grid;
        grid-template-columns:1fr;
        gap:10px;
        padding:12px;
        border-radius:22px;
      }
      .sticky-copy{justify-content:center;text-align:center;font-size:13px}
      .sticky-actions{display:grid;grid-template-columns:1fr 1fr;width:100%}
      .sticky-actions .btn-primary-custom,
      .sticky-actions .btn-secondary-custom{width:100%;padding:10px 12px}
      .footer-grid{grid-template-columns:1fr}
      .copyright{display:grid;gap:8px}
    }
    @media (max-width: 420px){
      h1{font-size:34px}
      .hero-card{padding:20px}
      .navbar-shell{padding:9px 10px 9px 12px}
      .category-card{padding:18px}
      .sticky-actions{grid-template-columns:1fr}
      body{padding-bottom:178px}
    }