/* roulang page: index */
:root{
      --primary:#7C3AED;
      --primary-dark:#5B21B6;
      --secondary:#FF7A3D;
      --accent:#18B6A7;
      --base:#FFF8F2;
      --base-2:#FFF1E6;
      --soft-purple:#F7F1FF;
      --soft-mint:#EFFFFC;
      --card:#FFFFFF;
      --text:#26212E;
      --muted:#6F6578;
      --muted-2:#8A8092;
      --border:rgba(124,58,237,.13);
      --border-strong:rgba(124,58,237,.22);
      --shadow:0 24px 70px rgba(80,45,120,.10);
      --shadow-hover:0 30px 85px rgba(80,45,120,.16);
      --nav-shadow:0 18px 50px rgba(66,42,92,.12);
      --gradient:linear-gradient(135deg,#7C3AED 0%,#FF7A3D 100%);
      --gradient-soft:radial-gradient(circle at 15% 20%,rgba(255,122,61,.16),transparent 32%),radial-gradient(circle at 85% 10%,rgba(124,58,237,.14),transparent 30%);
      --radius-xl:36px;
      --radius-lg:28px;
      --radius-md:22px;
      --radius-sm:16px;
      --pill:999px;
      --font:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth;overflow-x:hidden}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--text);
      background:var(--gradient-soft),var(--base);
      line-height:1.75;
      overflow-x:hidden;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none;transition:.25s ease}
    img,svg{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    ::selection{background:rgba(124,58,237,.18);color:var(--primary-dark)}
    .site-shell{position:relative;min-height:100vh}
    .container{max-width:1200px}
    .section{padding:96px 0}
    .section-tight{padding:70px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 14px;
      border-radius:var(--pill);
      background:rgba(255,255,255,.72);
      border:1px solid var(--border);
      color:var(--primary-dark);
      font-size:14px;
      font-weight:700;
      box-shadow:0 10px 30px rgba(80,45,120,.06);
    }
    .eyebrow .dot{
      width:8px;height:8px;border-radius:50%;
      background:var(--gradient);
      box-shadow:0 0 0 5px rgba(124,58,237,.10);
    }
    h1,h2,h3,h4{letter-spacing:-.02em;color:var(--text)}
    .section-title{
      font-size:38px;
      line-height:1.2;
      font-weight:800;
      margin:16px 0 14px;
    }
    .section-desc{
      color:var(--muted);
      font-size:17px;
      max-width:720px;
      margin:0;
    }
    .text-gradient{
      background:var(--gradient);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .btn-brand,.btn-soft,.btn-outline-brand{
      min-height:46px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:var(--pill);
      font-weight:700;
      padding:12px 22px;
      border:0;
      transition:.25s ease;
      white-space:nowrap;
    }
    .btn-brand{
      color:#fff;
      background:linear-gradient(135deg,#7C3AED 0%,#FF7A3D 100%);
      box-shadow:0 14px 34px rgba(124,58,237,.24);
    }
    .btn-brand:hover,.btn-brand:focus{
      color:#fff;
      transform:translateY(-2px);
      filter:saturate(1.08) brightness(1.02);
      box-shadow:0 18px 42px rgba(124,58,237,.30);
    }
    .btn-soft{
      color:var(--primary-dark);
      background:#fff;
      border:1px solid var(--border);
      box-shadow:0 10px 28px rgba(80,45,120,.07);
    }
    .btn-soft:hover,.btn-soft:focus{
      color:var(--primary);
      background:#FFF6EF;
      transform:translateY(-2px);
      border-color:rgba(255,122,61,.30);
    }
    .btn-outline-brand{
      color:var(--primary);
      background:rgba(255,255,255,.78);
      border:1px solid var(--border-strong);
    }
    .btn-outline-brand:hover,.btn-outline-brand:focus{
      color:#fff;
      background:var(--gradient);
      border-color:transparent;
      transform:translateY(-2px);
    }
    a:focus-visible,button:focus-visible,.form-control:focus-visible,.navbar-toggler:focus-visible{
      outline:3px solid rgba(124,58,237,.24);
      outline-offset:3px;
      box-shadow:none;
    }

    .dock-header{
      position:fixed;
      top:18px;
      left:0;
      right:0;
      z-index:1040;
      pointer-events:none;
    }
    .dock-nav{
      pointer-events:auto;
      width:min(1180px,calc(100vw - 36px));
      margin:0 auto;
      padding:10px 12px;
      border-radius:var(--pill);
      background:rgba(255,255,255,.88);
      border:1px solid rgba(124,58,237,.14);
      box-shadow:var(--nav-shadow);
      backdrop-filter:blur(14px);
      -webkit-backdrop-filter:blur(14px);
    }
    .navbar-brand{
      display:flex;
      align-items:center;
      gap:10px;
      margin-right:18px;
      min-width:max-content;
    }
    .brand-mark{
      width:42px;height:42px;border-radius:16px;
      background:var(--gradient);
      position:relative;
      box-shadow:0 12px 26px rgba(124,58,237,.22);
      flex:0 0 auto;
    }
    .brand-mark:before{
      content:"";
      position:absolute;
      left:16px;top:12px;
      border-left:13px solid #fff;
      border-top:8px solid transparent;
      border-bottom:8px solid transparent;
    }
    .brand-text{display:flex;flex-direction:column;line-height:1.15}
    .brand-text strong{font-size:16px;font-weight:800;color:var(--text)}
    .brand-text span{font-size:12px;color:var(--muted);font-weight:600;margin-top:2px}
    .navbar-toggler{
      border:0;
      border-radius:var(--pill);
      width:44px;height:44px;
      background:var(--soft-purple);
      color:var(--primary);
      padding:0;
    }
    .navbar-toggler-icon{
      width:20px;height:20px;
      background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28124,58,237,1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.5' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }
    .navbar-nav{
      align-items:center;
      gap:4px;
    }
    .nav-link{
      border-radius:var(--pill);
      padding:10px 14px!important;
      color:var(--muted);
      font-weight:700;
      font-size:15px;
      min-height:42px;
      display:flex;
      align-items:center;
    }
    .nav-link:hover{
      color:var(--primary);
      background:#FFF5EE;
    }
    .nav-link.active{
      color:var(--primary-dark)!important;
      background:rgba(124,58,237,.10);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
      margin-left:auto;
    }
    .nav-search{
      width:44px;height:44px;border-radius:50%;
      border:1px solid var(--border);
      background:#fff;
      display:grid;
      place-items:center;
      color:var(--primary);
      transition:.25s ease;
    }
    .nav-search:hover{background:var(--soft-purple);transform:translateY(-1px)}
    .nav-cta{padding:10px 18px;min-height:44px;font-size:14px}

    .hero{
      padding:150px 0 72px;
      position:relative;
    }
    .hero:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 72% 40%,rgba(255,122,61,.13),transparent 28%),
        radial-gradient(circle at 32% 68%,rgba(24,182,167,.10),transparent 26%);
      pointer-events:none;
    }
    .hero .container{position:relative;z-index:1}
    .hero-title{
      font-size:56px;
      line-height:1.12;
      font-weight:850;
      margin:18px 0 22px;
      max-width:650px;
    }
    .hero-copy{
      font-size:18px;
      color:var(--muted);
      max-width:630px;
      margin:0 0 28px;
    }
    .hero-cta{
      display:flex;
      flex-wrap:wrap;
      align-items:center;
      gap:14px;
      margin-bottom:24px;
    }
    .trust-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .trust-pill{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:8px 12px;
      border-radius:var(--pill);
      background:rgba(255,255,255,.72);
      border:1px solid rgba(124,58,237,.11);
      color:var(--muted);
      font-size:14px;
      font-weight:650;
    }
    .trust-pill b{color:var(--primary);font-weight:800}
    .play-visual{
      position:relative;
      border-radius:38px;
      padding:18px;
      background:
        linear-gradient(#fff,#fff) padding-box,
        linear-gradient(135deg,rgba(124,58,237,.32),rgba(255,122,61,.30)) border-box;
      border:1px solid transparent;
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .play-visual:before{
      content:"";
      position:absolute;
      width:260px;height:260px;
      border-radius:50%;
      background:rgba(124,58,237,.10);
      right:-80px;top:-90px;
    }
    .player-window{
      position:relative;
      z-index:1;
      border-radius:30px;
      background:linear-gradient(145deg,#2C2142 0%,#5B2CAB 55%,#FF8B4F 100%);
      min-height:340px;
      padding:22px;
      overflow:hidden;
      color:#fff;
    }
    .player-top{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      margin-bottom:22px;
    }
    .window-dots{display:flex;gap:7px}
    .window-dots i{width:10px;height:10px;border-radius:50%;background:rgba(255,255,255,.52)}
    .quality-tag{
      border-radius:var(--pill);
      padding:6px 10px;
      background:rgba(255,255,255,.18);
      border:1px solid rgba(255,255,255,.24);
      font-size:13px;
      font-weight:700;
    }
    .screen-area{
      height:162px;
      border-radius:24px;
      background:rgba(255,255,255,.14);
      border:1px solid rgba(255,255,255,.22);
      display:grid;
      place-items:center;
      position:relative;
      overflow:hidden;
    }
    .screen-area:before,.screen-area:after{
      content:"";
      position:absolute;
      border-radius:999px;
      background:rgba(255,255,255,.14);
    }
    .screen-area:before{width:170px;height:18px;left:24px;bottom:24px}
    .screen-area:after{width:90px;height:18px;left:24px;bottom:54px}
    .play-button{
      width:76px;height:76px;border-radius:50%;
      display:grid;place-items:center;
      background:rgba(255,255,255,.92);
      box-shadow:0 20px 46px rgba(30,20,45,.22);
      position:relative;
      z-index:2;
    }
    .play-button:before{
      content:"";
      margin-left:5px;
      border-left:24px solid var(--primary);
      border-top:15px solid transparent;
      border-bottom:15px solid transparent;
    }
    .progress-wrap{
      margin:18px 0 16px;
      height:12px;
      border-radius:999px;
      background:rgba(255,255,255,.20);
      overflow:hidden;
    }
    .progress-line{
      width:68%;height:100%;
      background:linear-gradient(90deg,#fff,#FFE1CE);
      border-radius:999px;
    }
    .thumb-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
    }
    .thumb{
      height:66px;border-radius:18px;
      background:rgba(255,255,255,.16);
      border:1px solid rgba(255,255,255,.18);
      position:relative;
      overflow:hidden;
    }
    .thumb:after{
      content:"";
      position:absolute;
      left:12px;right:12px;bottom:12px;height:8px;
      border-radius:999px;
      background:rgba(255,255,255,.34);
    }
    .float-badge{
      position:absolute;
      z-index:3;
      background:#fff;
      border:1px solid var(--border);
      border-radius:22px;
      padding:12px 14px;
      box-shadow:0 18px 46px rgba(80,45,120,.14);
      display:flex;
      align-items:center;
      gap:10px;
      color:var(--text);
      font-weight:800;
      font-size:14px;
    }
    .float-badge small{display:block;color:var(--muted);font-weight:650;font-size:12px}
    .float-badge .icon{
      width:34px;height:34px;border-radius:12px;
      background:var(--soft-mint);
      color:var(--accent);
      display:grid;place-items:center;
      font-size:18px;
    }
    .float-one{left:-8px;bottom:48px}
    .float-two{right:-12px;top:92px}
    .float-two .icon{background:#FFF1E6;color:var(--secondary)}

    .metric-strip{
      margin-top:28px;
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .metric-card{
      background:rgba(255,255,255,.78);
      border:1px solid var(--border);
      border-radius:24px;
      padding:20px;
      box-shadow:0 16px 42px rgba(80,45,120,.07);
      display:flex;
      align-items:center;
      gap:14px;
      transition:.25s ease;
    }
    .metric-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .metric-icon{
      width:46px;height:46px;border-radius:17px;
      background:var(--soft-purple);
      display:grid;place-items:center;
      color:var(--primary);
      font-size:22px;
      flex:0 0 auto;
    }
    .metric-card:nth-child(2) .metric-icon{background:#FFF1E6;color:var(--secondary)}
    .metric-card:nth-child(3) .metric-icon{background:var(--soft-mint);color:var(--accent)}
    .metric-card strong{display:block;font-size:17px;font-weight:800}
    .metric-card span{display:block;color:var(--muted);font-size:14px;line-height:1.45}

    .bento-grid{
      display:grid;
      grid-template-columns:1.25fr .85fr .85fr;
      gap:18px;
      margin-top:36px;
    }
    .feature-card{
      border-radius:var(--radius-lg);
      padding:28px;
      background:#fff;
      border:1px solid var(--border);
      box-shadow:0 18px 54px rgba(80,45,120,.07);
      transition:.25s ease;
      position:relative;
      overflow:hidden;
      min-height:220px;
    }
    .feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .feature-card.large{
      grid-row:span 2;
      color:#fff;
      background:linear-gradient(140deg,#7C3AED 0%,#9E50F0 46%,#FF7A3D 100%);
      min-height:458px;
    }
    .feature-card.large h3,.feature-card.large p{color:#fff}
    .feature-card.large p{opacity:.88}
    .feature-card h3{font-size:24px;font-weight:800;margin:16px 0 10px}
    .feature-card p{color:var(--muted);margin:0}
    .card-icon{
      width:52px;height:52px;border-radius:18px;
      display:grid;place-items:center;
      background:var(--soft-purple);
      color:var(--primary);
      font-size:25px;
      font-weight:800;
    }
    .large .card-icon{background:rgba(255,255,255,.18);color:#fff;border:1px solid rgba(255,255,255,.24)}
    .micro-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
    .micro-tags span{
      padding:6px 10px;
      border-radius:var(--pill);
      background:rgba(124,58,237,.08);
      color:var(--primary-dark);
      font-size:13px;
      font-weight:700;
    }
    .large .micro-tags span{background:rgba(255,255,255,.18);color:#fff}
    .wave-lines{
      position:absolute;
      left:28px;right:28px;bottom:30px;
      display:grid;gap:10px;
    }
    .wave-lines i{
      height:13px;border-radius:999px;
      background:rgba(255,255,255,.22);
    }
    .wave-lines i:nth-child(1){width:92%}
    .wave-lines i:nth-child(2){width:72%}
    .wave-lines i:nth-child(3){width:84%}

    .scenario-wrap{
      border-radius:var(--radius-xl);
      padding:18px;
      background:rgba(255,255,255,.62);
      border:1px solid var(--border);
      box-shadow:var(--shadow);
      margin-top:34px;
    }
    .scenario-tabs{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      padding:8px;
      border-radius:var(--pill);
      background:#FFF4EC;
      margin-bottom:18px;
    }
    .scenario-tabs .nav-link{
      border:0;
      color:var(--muted);
      background:transparent;
      border-radius:var(--pill);
      font-weight:800;
    }
    .scenario-tabs .nav-link.active{
      color:#fff!important;
      background:var(--gradient);
      box-shadow:0 12px 28px rgba(124,58,237,.18);
    }
    .scenario-panel{
      border-radius:30px;
      padding:32px;
      background:#fff;
      border:1px solid rgba(124,58,237,.10);
    }
    .scenario-list{
      list-style:none;
      padding:0;
      margin:20px 0 0;
      display:grid;
      gap:12px;
    }
    .scenario-list li{
      display:flex;
      gap:10px;
      color:var(--muted);
    }
    .scenario-list li:before{
      content:"✓";
      width:24px;height:24px;border-radius:50%;
      background:var(--soft-mint);
      color:var(--accent);
      display:grid;place-items:center;
      font-weight:900;
      flex:0 0 auto;
      margin-top:2px;
    }
    .scenario-visual{
      min-height:260px;
      border-radius:28px;
      background:
        radial-gradient(circle at 78% 22%,rgba(255,122,61,.22),transparent 28%),
        radial-gradient(circle at 18% 78%,rgba(124,58,237,.20),transparent 30%),
        #FFF8F2;
      border:1px solid var(--border);
      padding:22px;
      display:grid;
      align-content:center;
      gap:12px;
    }
    .stack-card{
      border-radius:20px;
      background:#fff;
      padding:14px 16px;
      border:1px solid var(--border);
      display:flex;
      justify-content:space-between;
      align-items:center;
      box-shadow:0 12px 34px rgba(80,45,120,.07);
    }
    .stack-card strong{font-size:15px}
    .stack-card span{
      font-size:13px;
      color:var(--primary);
      font-weight:800;
      border-radius:999px;
      background:rgba(124,58,237,.09);
      padding:5px 9px;
    }

    .case-grid{
      margin-top:34px;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .case-card{
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--border);
      padding:30px;
      box-shadow:0 18px 54px rgba(80,45,120,.07);
      transition:.25s ease;
      position:relative;
      overflow:hidden;
    }
    .case-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .case-card:after{
      content:"";
      position:absolute;
      width:140px;height:140px;border-radius:50%;
      background:rgba(255,122,61,.10);
      right:-50px;top:-50px;
    }
    .case-label{
      display:inline-flex;
      border-radius:var(--pill);
      padding:7px 11px;
      color:var(--primary);
      background:rgba(124,58,237,.09);
      font-weight:800;
      font-size:13px;
      margin-bottom:15px;
    }
    .case-card h3{font-size:23px;font-weight:800;margin-bottom:14px}
    .case-lines{display:grid;gap:10px;margin-top:18px}
    .case-lines p{
      margin:0;
      color:var(--muted);
      padding-left:14px;
      border-left:3px solid rgba(124,58,237,.18);
    }
    .case-side{
      border-radius:var(--radius-lg);
      padding:30px;
      background:linear-gradient(135deg,#FFF1E6 0%,#F7F1FF 100%);
      border:1px solid var(--border);
    }
    .case-data{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:12px;
      margin-top:20px;
    }
    .case-data .data-box{
      border-radius:22px;
      background:rgba(255,255,255,.78);
      padding:18px;
      border:1px solid rgba(124,58,237,.10);
    }
    .data-box strong{display:block;font-size:22px;color:var(--primary);font-weight:850}
    .data-box span{font-size:13px;color:var(--muted);font-weight:650}

    .plans{
      margin-top:36px;
      display:grid;
      gap:16px;
    }
    .plan-card{
      display:grid;
      grid-template-columns:1.05fr 1.3fr auto;
      align-items:center;
      gap:22px;
      padding:24px;
      border-radius:var(--radius-lg);
      background:#fff;
      border:1px solid var(--border);
      box-shadow:0 18px 54px rgba(80,45,120,.07);
      transition:.25s ease;
    }
    .plan-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .plan-card.recommend{
      border:2px solid transparent;
      background:
        linear-gradient(#fff,#fff) padding-box,
        var(--gradient) border-box;
      position:relative;
    }
    .plan-badge{
      display:inline-flex;
      padding:6px 10px;
      border-radius:var(--pill);
      background:#FFF1E6;
      color:var(--secondary);
      font-size:13px;
      font-weight:850;
      margin-bottom:10px;
    }
    .plan-card.recommend .plan-badge{background:var(--gradient);color:#fff}
    .plan-card h3{font-size:24px;font-weight:850;margin:0 0 6px}
    .plan-card p{margin:0;color:var(--muted)}
    .plan-list{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:8px 14px;
      color:var(--muted);
      font-size:15px;
    }
    .plan-list li:before{
      content:"•";
      color:var(--primary);
      font-weight:900;
      margin-right:8px;
    }

    .faq-wrap{
      margin-top:34px;
      border-radius:var(--radius-xl);
      background:rgba(255,255,255,.72);
      border:1px solid var(--border);
      padding:14px;
      box-shadow:var(--shadow);
    }
    .accordion-item{
      border:0;
      background:transparent;
      margin-bottom:10px;
    }
    .accordion-item:last-child{margin-bottom:0}
    .accordion-button{
      border-radius:22px!important;
      background:#fff;
      color:var(--text);
      font-size:17px;
      font-weight:800;
      padding:20px 22px;
      box-shadow:none;
      border:1px solid rgba(124,58,237,.10);
    }
    .accordion-button:not(.collapsed){
      color:var(--primary-dark);
      background:linear-gradient(135deg,#F7F1FF 0%,#FFF1E6 100%);
      box-shadow:none;
    }
    .accordion-button:focus{box-shadow:0 0 0 4px rgba(124,58,237,.12);border-color:rgba(124,58,237,.24)}
    .accordion-button::after{
      filter:hue-rotate(40deg) saturate(1.2);
    }
    .accordion-body{
      padding:18px 24px 24px;
      color:var(--muted);
      line-height:1.85;
    }

    .bottom-cta{
      border-radius:42px;
      background:
        radial-gradient(circle at 18% 24%,rgba(255,255,255,.22),transparent 28%),
        linear-gradient(135deg,#7C3AED 0%,#FF7A3D 100%);
      color:#fff;
      padding:54px;
      position:relative;
      overflow:hidden;
      box-shadow:0 28px 80px rgba(124,58,237,.20);
    }
    .bottom-cta:after{
      content:"";
      position:absolute;
      right:-80px;bottom:-100px;
      width:260px;height:260px;border-radius:50%;
      background:rgba(255,255,255,.14);
    }
    .bottom-cta h2{color:#fff;font-size:38px;font-weight:850;margin:0 0 12px}
    .bottom-cta p{color:rgba(255,255,255,.86);font-size:17px;margin:0;max-width:680px}
    .bottom-cta .btn-soft{color:var(--primary-dark);position:relative;z-index:1}
    .bottom-cta .btn-soft:hover{background:#fff;color:var(--secondary)}

    .site-footer{
      padding:72px 0 30px;
      background:#fff;
      border-top:1px solid rgba(124,58,237,.10);
      margin-top:30px;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:18px;
    }
    .footer-brand strong{font-size:18px;font-weight:850}
    .footer-about{color:var(--muted);max-width:430px;margin:0}
    .footer-title{
      font-size:15px;
      font-weight:850;
      margin-bottom:14px;
      color:var(--text);
    }
    .footer-links{
      list-style:none;
      padding:0;margin:0;
      display:grid;gap:9px;
    }
    .footer-links a,.footer-links span{
      color:var(--muted);
      font-size:15px;
    }
    .footer-links a:hover{color:var(--primary);padding-left:4px}
    .copyright{
      margin-top:44px;
      padding-top:22px;
      border-top:1px solid rgba(124,58,237,.09);
      color:var(--muted-2);
      font-size:14px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }

    @media (max-width:1199px){
      .hero-title{font-size:48px}
      .bento-grid{grid-template-columns:1fr 1fr}
      .feature-card.large{grid-column:1/-1;min-height:380px}
      .metric-strip{grid-template-columns:repeat(2,1fr)}
      .plan-card{grid-template-columns:1fr}
      .plan-card .btn-brand,.plan-card .btn-outline-brand{width:max-content}
    }
    @media (max-width:991px){
      .dock-header{top:12px}
      .dock-nav{border-radius:28px;padding:10px}
      .navbar-collapse{
        margin-top:12px;
        padding:12px;
        border-radius:24px;
        background:rgba(255,248,242,.92);
        border:1px solid var(--border);
      }
      .navbar-nav{align-items:stretch}
      .nav-link{justify-content:center}
      .nav-actions{margin:12px 0 0;justify-content:center;flex-wrap:wrap}
      .nav-search{display:none}
      .hero{padding-top:132px}
      .play-visual{margin-top:34px}
      .section{padding:78px 0}
      .case-grid{grid-template-columns:1fr}
    }
    @media (max-width:767px){
      .hero-title{font-size:38px}
      .section-title{font-size:30px}
      .hero-copy,.section-desc{font-size:16px}
      .hero-cta .btn-brand,.hero-cta .btn-soft{width:100%}
      .metric-strip{grid-template-columns:1fr}
      .bento-grid{grid-template-columns:1fr}
      .feature-card.large{min-height:360px}
      .scenario-panel{padding:22px}
      .scenario-tabs{border-radius:24px}
      .scenario-tabs .nav-link{flex:1 1 auto;justify-content:center}
      .case-data{grid-template-columns:1fr}
      .plan-list{grid-template-columns:1fr}
      .bottom-cta{padding:34px 24px;border-radius:32px}
      .bottom-cta h2{font-size:30px}
      .float-badge{position:static;margin-top:12px}
      .player-window{min-height:310px}
    }
    @media (max-width:520px){
      .dock-nav{width:min(94vw,1180px)}
      .brand-text strong{font-size:14px}
      .brand-text span{font-size:11px}
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .hero{padding-top:120px}
      .hero-title{font-size:34px}
      .section{padding:62px 0}
      .metric-card,.feature-card,.case-card,.case-side,.plan-card{padding:22px}
      .thumb-grid{grid-template-columns:1fr 1fr}
      .thumb:nth-child(3){display:none}
      .btn-brand,.btn-soft,.btn-outline-brand{width:100%}
      .copyright{display:block}
    }

/* roulang page: category2 */
:root{
      --primary:#7C3AED;
      --primary-soft:#F7F1FF;
      --secondary:#FF7A3D;
      --secondary-soft:#FFF1E6;
      --accent:#18B6A7;
      --accent-soft:#EFFFFC;
      --base:#FFF8F2;
      --card:#FFFFFF;
      --text:#26212E;
      --muted:#6F6578;
      --line:rgba(124,58,237,.14);
      --line-strong:rgba(255,122,61,.22);
      --shadow:0 24px 70px rgba(80,45,120,.10);
      --shadow-hover:0 30px 82px rgba(80,45,120,.16);
      --nav-shadow:0 18px 50px rgba(66,42,92,.12);
      --radius-xl:34px;
      --radius-lg:26px;
      --radius-md:18px;
      --radius-pill:999px;
      --font:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      --gradient:linear-gradient(135deg,#7C3AED 0%,#FF7A3D 100%);
      --warm-gradient:linear-gradient(135deg,#FFF1E6 0%,#F7F1FF 52%,#EFFFFC 100%);
    }

    *{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(255,122,61,.16),transparent 30%),
        radial-gradient(circle at 86% 4%,rgba(124,58,237,.13),transparent 28%),
        linear-gradient(180deg,#FFF8F2 0%,#FFFFFF 48%,#FFF8F2 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:.24s ease}
    img,svg{max-width:100%;display:block}
    button,input,select,textarea{font-family:inherit}
    ::selection{background:rgba(124,58,237,.18)}
    :focus-visible{
      outline:3px solid rgba(124,58,237,.28);
      outline-offset:3px;
      border-radius:12px;
    }

    .container{max-width:1210px}
    .section{padding:96px 0}
    .section-sm{padding:74px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 14px;
      border-radius:var(--radius-pill);
      background:rgba(255,255,255,.78);
      border:1px solid var(--line);
      color:var(--primary);
      font-size:14px;
      font-weight:700;
      box-shadow:0 10px 26px rgba(80,45,120,.06);
    }
    .eyebrow .dot{
      width:8px;height:8px;border-radius:50%;
      background:var(--gradient);
      box-shadow:0 0 0 5px rgba(255,122,61,.12);
    }
    h1,h2,h3{letter-spacing:-.02em;color:var(--text)}
    h1{
      font-size:clamp(34px,5vw,56px);
      line-height:1.12;
      font-weight:800;
      margin:20px 0 22px;
    }
    h2{
      font-size:clamp(28px,3.5vw,38px);
      line-height:1.22;
      font-weight:800;
      margin:0 0 16px;
    }
    h3{
      font-size:20px;
      line-height:1.35;
      font-weight:800;
      margin:0 0 10px;
    }
    p{margin:0;color:var(--muted)}
    .section-lead{
      max-width:720px;
      font-size:17px;
      margin-top:10px;
    }

    .dock-header{
      position:fixed;
      top:22px;
      left:0;
      right:0;
      z-index:1050;
      padding:0 18px;
      pointer-events:none;
    }
    .dock-nav{
      pointer-events:auto;
      max-width:1160px;
      margin:0 auto;
      padding:10px 14px 10px 16px;
      border-radius:var(--radius-pill);
      background:rgba(255,255,255,.88);
      backdrop-filter:blur(14px);
      -webkit-backdrop-filter:blur(14px);
      border:1px solid rgba(124,58,237,.13);
      box-shadow:var(--nav-shadow);
    }
    .navbar-brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:232px;
      margin-right:14px;
      padding:0;
    }
    .brand-mark{
      width:42px;
      height:42px;
      flex:0 0 42px;
      border-radius:15px;
      background:
        radial-gradient(circle at 68% 35%,rgba(255,255,255,.95) 0 9%,transparent 10%),
        linear-gradient(135deg,#7C3AED 0%,#FF7A3D 100%);
      position:relative;
      box-shadow:0 14px 28px rgba(124,58,237,.22);
    }
    .brand-mark:after{
      content:"";
      position:absolute;
      left:16px;
      top:13px;
      width:0;height:0;
      border-top:7px solid transparent;
      border-bottom:7px solid transparent;
      border-left:11px solid #fff;
      filter:drop-shadow(0 2px 4px rgba(38,33,46,.12));
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.15;
      white-space:nowrap;
    }
    .brand-text strong{
      font-size:16px;
      font-weight:800;
      color:var(--text);
    }
    .brand-text span{
      margin-top:4px;
      font-size:12px;
      color:var(--muted);
      font-weight:600;
    }
    .navbar-nav{
      gap:6px;
      align-items:center;
    }
    .dock-nav .nav-link{
      padding:10px 15px!important;
      border-radius:var(--radius-pill);
      color:var(--muted);
      font-weight:700;
      font-size:15px;
      min-height:44px;
      display:flex;
      align-items:center;
    }
    .dock-nav .nav-link:hover{
      background:rgba(255,122,61,.10);
      color:var(--primary);
    }
    .dock-nav .nav-link.active{
      background:var(--primary-soft);
      color:var(--primary);
    }
    .navbar-toggler{
      border:0;
      width:44px;
      height:44px;
      border-radius:50%;
      background:var(--primary-soft);
      color:var(--primary);
      box-shadow:none!important;
    }
    .navbar-toggler-icon{
      width:1.25em;
      height:1.25em;
      background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28124,58,237,0.95%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.4' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
      margin-left:16px;
    }
    .nav-search{
      width:44px;
      height:44px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:var(--primary);
      border-radius:50%;
      background:rgba(124,58,237,.08);
      border:1px solid rgba(124,58,237,.10);
    }
    .nav-search:hover{
      color:var(--secondary);
      background:rgba(255,122,61,.12);
      transform:translateY(-1px);
    }

    .btn-brand,
    .btn-soft,
    .btn-outline-warm{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:48px;
      padding:12px 22px;
      border-radius:var(--radius-pill);
      font-weight:800;
      border:0;
      transition:.24s ease;
      white-space:nowrap;
    }
    .btn-brand{
      color:#fff;
      background:var(--gradient);
      box-shadow:0 16px 34px rgba(124,58,237,.20);
    }
    .btn-brand:hover{
      color:#fff;
      filter:saturate(1.05) brightness(1.03);
      transform:translateY(-2px);
      box-shadow:0 20px 44px rgba(124,58,237,.26);
    }
    .btn-soft{
      color:var(--primary);
      background:rgba(124,58,237,.09);
      border:1px solid rgba(124,58,237,.14);
    }
    .btn-soft:hover{
      color:var(--secondary);
      background:rgba(255,122,61,.12);
      transform:translateY(-2px);
    }
    .btn-outline-warm{
      color:var(--text);
      background:#fff;
      border:1px solid var(--line-strong);
    }
    .btn-outline-warm:hover{
      color:var(--primary);
      border-color:rgba(124,58,237,.28);
      box-shadow:0 16px 34px rgba(80,45,120,.10);
      transform:translateY(-2px);
    }

    .hero{
      padding:150px 0 82px;
      position:relative;
    }
    .hero:before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 18% 35%,rgba(255,122,61,.18),transparent 25%),
        radial-gradient(circle at 75% 28%,rgba(124,58,237,.14),transparent 25%);
      pointer-events:none;
    }
    .hero .container{position:relative}
    .hero-copy{
      max-width:680px;
    }
    .hero-desc{
      font-size:18px;
      color:#5f5568;
      max-width:640px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-top:30px;
    }
    .hero-note{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:24px;
    }
    .mini-pill{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:8px 12px;
      border-radius:var(--radius-pill);
      background:rgba(255,255,255,.78);
      border:1px solid var(--line);
      color:var(--muted);
      font-size:14px;
      font-weight:700;
    }
    .mini-pill i{
      width:8px;height:8px;border-radius:50%;background:var(--accent);
      box-shadow:0 0 0 4px rgba(24,182,167,.12);
    }

    .ticket-stage{
      position:relative;
      min-height:500px;
    }
    .ticket-panel{
      position:relative;
      padding:28px;
      border-radius:36px;
      background:linear-gradient(145deg,#fff 0%,#FFF1E6 52%,#F7F1FF 100%);
      border:1px solid rgba(255,122,61,.20);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .ticket-panel:before{
      content:"";
      position:absolute;
      width:280px;height:280px;
      border-radius:50%;
      right:-110px;top:-110px;
      background:rgba(255,122,61,.18);
    }
    .ticket-head{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:16px;
      position:relative;
      z-index:1;
      margin-bottom:22px;
    }
    .ticket-title strong{
      display:block;
      font-size:20px;
      font-weight:900;
      color:var(--text);
    }
    .ticket-title span{
      display:block;
      color:var(--muted);
      font-size:14px;
      font-weight:650;
      margin-top:3px;
    }
    .coupon-badge{
      padding:8px 13px;
      border-radius:var(--radius-pill);
      background:var(--gradient);
      color:#fff;
      font-size:13px;
      font-weight:900;
      box-shadow:0 14px 28px rgba(255,122,61,.22);
    }
    .preview-card{
      position:relative;
      z-index:1;
      border-radius:28px;
      background:#fff;
      padding:18px;
      border:1px solid rgba(124,58,237,.10);
      box-shadow:0 18px 44px rgba(80,45,120,.10);
    }
    .video-strip{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:14px;
    }
    .video-screen{
      min-height:190px;
      border-radius:24px;
      background:
        linear-gradient(135deg,rgba(124,58,237,.88),rgba(255,122,61,.82)),
        radial-gradient(circle at 70% 20%,rgba(255,255,255,.42),transparent 26%);
      position:relative;
      overflow:hidden;
    }
    .video-screen:before,
    .video-screen:after{
      content:"";
      position:absolute;
      background:rgba(255,255,255,.24);
      border-radius:999px;
    }
    .video-screen:before{
      width:140px;height:10px;left:24px;bottom:28px;
    }
    .video-screen:after{
      width:66%;height:6px;left:24px;bottom:48px;
      background:rgba(255,255,255,.16);
    }
    .play-round{
      position:absolute;
      left:50%;
      top:50%;
      width:70px;
      height:70px;
      transform:translate(-50%,-50%);
      border-radius:50%;
      background:rgba(255,255,255,.92);
      display:flex;
      align-items:center;
      justify-content:center;
      box-shadow:0 18px 40px rgba(38,33,46,.18);
    }
    .play-round:after{
      content:"";
      margin-left:5px;
      border-left:18px solid var(--primary);
      border-top:12px solid transparent;
      border-bottom:12px solid transparent;
    }
    .side-list{
      display:grid;
      gap:12px;
    }
    .side-item{
      border-radius:18px;
      background:var(--primary-soft);
      padding:14px;
      min-height:84px;
      border:1px solid rgba(124,58,237,.09);
    }
    .side-item:nth-child(2){background:var(--secondary-soft)}
    .side-item:nth-child(3){background:var(--accent-soft)}
    .side-item b{
      display:block;
      font-size:14px;
      color:var(--text);
      margin-bottom:8px;
    }
    .side-item span{
      display:block;
      width:80%;
      height:8px;
      border-radius:999px;
      background:rgba(111,101,120,.16);
    }
    .ticket-metrics{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:16px;
    }
    .metric-box{
      padding:15px;
      border-radius:20px;
      background:rgba(255,255,255,.74);
      border:1px solid rgba(255,122,61,.17);
    }
    .metric-box strong{
      display:block;
      font-size:16px;
      color:var(--text);
      font-weight:900;
    }
    .metric-box span{
      color:var(--muted);
      font-size:13px;
      font-weight:650;
    }

    .step-flow{
      position:relative;
    }
    .step-flow:before{
      content:"";
      position:absolute;
      left:8%;
      right:8%;
      top:50%;
      height:2px;
      background:linear-gradient(90deg,rgba(124,58,237,.12),rgba(255,122,61,.35),rgba(24,182,167,.16));
      transform:translateY(-50%);
    }
    .step-card{
      position:relative;
      height:100%;
      padding:28px;
      border-radius:28px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 20px 50px rgba(80,45,120,.08);
      transition:.24s ease;
    }
    .step-card:hover{
      transform:translateY(-5px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(255,122,61,.28);
    }
    .step-num{
      width:48px;height:48px;
      display:flex;
      align-items:center;
      justify-content:center;
      border-radius:17px;
      background:var(--gradient);
      color:#fff;
      font-weight:900;
      margin-bottom:20px;
      box-shadow:0 14px 28px rgba(124,58,237,.20);
    }
    .step-card p{font-size:15.5px}

    .plans-wrap{
      border-radius:40px;
      padding:34px;
      background:
        radial-gradient(circle at 10% 20%,rgba(255,122,61,.18),transparent 28%),
        radial-gradient(circle at 85% 10%,rgba(124,58,237,.14),transparent 30%),
        rgba(255,255,255,.62);
      border:1px solid rgba(255,122,61,.18);
      box-shadow:var(--shadow);
    }
    .plan-ladder{
      display:grid;
      grid-template-columns:.9fr 1.18fr .9fr;
      align-items:center;
      gap:20px;
      margin-top:36px;
    }
    .plan-card{
      position:relative;
      padding:30px;
      border-radius:30px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 18px 48px rgba(80,45,120,.08);
      transition:.24s ease;
    }
    .plan-card:hover{
      transform:translateY(-5px);
      box-shadow:var(--shadow-hover);
    }
    .plan-card.featured{
      padding:38px 34px;
      border:2px solid transparent;
      background:
        linear-gradient(#fff,#fff) padding-box,
        var(--gradient) border-box;
      transform:translateY(-10px);
    }
    .plan-card.featured:hover{transform:translateY(-15px)}
    .recommend{
      position:absolute;
      top:20px;
      right:20px;
      padding:7px 12px;
      border-radius:999px;
      color:#fff;
      background:var(--gradient);
      font-size:13px;
      font-weight:900;
    }
    .plan-name{
      color:var(--primary);
      font-size:15px;
      font-weight:900;
      margin-bottom:8px;
    }
    .plan-price{
      font-size:30px;
      font-weight:900;
      color:var(--text);
      line-height:1.2;
      margin-bottom:10px;
    }
    .plan-desc{font-size:15.5px;margin-bottom:22px}
    .check-list{
      list-style:none;
      padding:0;
      margin:24px 0 0;
      display:grid;
      gap:12px;
    }
    .check-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:#51485b;
      font-weight:650;
      font-size:15px;
    }
    .check-list li:before{
      content:"";
      flex:0 0 20px;
      width:20px;height:20px;
      margin-top:3px;
      border-radius:50%;
      background:
        linear-gradient(135deg,var(--accent),#7C3AED);
      box-shadow:0 8px 16px rgba(24,182,167,.14);
    }

    .audience-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:24px;
      align-items:stretch;
      margin-top:36px;
    }
    .audience-main,
    .audience-stack .audience-card{
      background:#fff;
      border:1px solid var(--line);
      box-shadow:0 18px 48px rgba(80,45,120,.08);
      transition:.24s ease;
    }
    .audience-main{
      border-radius:36px;
      padding:38px;
      min-height:420px;
      background:
        linear-gradient(135deg,rgba(255,241,230,.84),rgba(255,255,255,.92)),
        radial-gradient(circle at 85% 15%,rgba(124,58,237,.16),transparent 28%);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .audience-main:hover,
    .audience-stack .audience-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
    }
    .audience-icon{
      width:62px;height:62px;
      border-radius:22px;
      background:var(--gradient);
      display:flex;
      align-items:center;
      justify-content:center;
      color:#fff;
      font-size:28px;
      box-shadow:0 18px 36px rgba(255,122,61,.20);
      margin-bottom:22px;
    }
    .audience-stack{
      display:grid;
      gap:24px;
    }
    .audience-card{
      border-radius:30px;
      padding:30px;
    }
    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:20px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      padding:7px 12px;
      border-radius:999px;
      background:rgba(124,58,237,.08);
      color:var(--primary);
      font-size:13px;
      font-weight:800;
    }
    .tag.orange{
      background:rgba(255,122,61,.11);
      color:#D9571F;
    }
    .tag.green{
      background:rgba(24,182,167,.12);
      color:#087F75;
    }

    .compare-panel{
      border-radius:38px;
      background:#fff;
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .compare-row{
      display:grid;
      grid-template-columns:1fr 1fr;
    }
    .compare-box{
      padding:36px;
      min-height:330px;
    }
    .compare-box.before{
      background:linear-gradient(135deg,#fff,#FFF8F2);
      border-right:1px solid var(--line);
    }
    .compare-box.after{
      background:linear-gradient(135deg,#F7F1FF,#EFFFFC);
    }
    .compare-label{
      display:inline-flex;
      padding:7px 12px;
      border-radius:999px;
      font-size:13px;
      font-weight:900;
      margin-bottom:16px;
      color:var(--muted);
      background:rgba(111,101,120,.09);
    }
    .compare-box.after .compare-label{
      color:var(--primary);
      background:rgba(124,58,237,.10);
    }
    .path-list{
      list-style:none;
      margin:22px 0 0;
      padding:0;
      display:grid;
      gap:12px;
    }
    .path-list li{
      padding:13px 15px;
      border-radius:18px;
      background:rgba(255,255,255,.72);
      border:1px solid rgba(124,58,237,.10);
      color:#554b60;
      font-weight:650;
    }

    .accordion{
      margin-top:34px;
      display:grid;
      gap:14px;
    }
    .accordion-item{
      border:1px solid var(--line)!important;
      border-radius:24px!important;
      background:#fff;
      overflow:hidden;
      box-shadow:0 12px 32px rgba(80,45,120,.06);
    }
    .accordion-button{
      padding:22px 26px;
      color:var(--text);
      font-weight:900;
      font-size:17px;
      background:#fff;
      box-shadow:none!important;
      border-radius:24px!important;
    }
    .accordion-button:not(.collapsed){
      color:var(--primary);
      background:linear-gradient(135deg,rgba(247,241,255,.92),rgba(255,241,230,.72));
    }
    .accordion-button:focus{
      box-shadow:none!important;
      border-color:transparent;
    }
    .accordion-button::after{
      width:34px;
      height:34px;
      border-radius:50%;
      background-color:rgba(124,58,237,.08);
      background-position:center;
      background-size:16px;
    }
    .accordion-body{
      padding:0 26px 24px;
      color:var(--muted);
      font-size:16px;
    }

    .cta-band{
      padding:76px 0 98px;
    }
    .cta-card{
      position:relative;
      overflow:hidden;
      border-radius:40px;
      padding:52px;
      color:#fff;
      background:
        radial-gradient(circle at 88% 15%,rgba(255,255,255,.20),transparent 24%),
        linear-gradient(135deg,#7C3AED 0%,#FF7A3D 100%);
      box-shadow:0 28px 78px rgba(124,58,237,.24);
    }
    .cta-card:before{
      content:"";
      position:absolute;
      width:220px;height:220px;
      border-radius:50%;
      left:-70px;bottom:-90px;
      background:rgba(255,255,255,.13);
    }
    .cta-card h2,
    .cta-card p{color:#fff;position:relative}
    .cta-card p{
      opacity:.88;
      max-width:680px;
      font-size:17px;
    }
    .cta-card .btn-brand{
      background:#fff;
      color:var(--primary);
      box-shadow:0 18px 40px rgba(38,33,46,.16);
    }
    .cta-card .btn-soft{
      background:rgba(255,255,255,.16);
      color:#fff;
      border-color:rgba(255,255,255,.28);
    }
    .cta-card .btn-soft:hover{background:rgba(255,255,255,.22);color:#fff}

    .site-footer{
      padding:70px 0 34px;
      background:#2B2332;
      color:#fff;
      border-top-left-radius:42px;
      border-top-right-radius:42px;
      overflow:hidden;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:13px;
      margin-bottom:18px;
    }
    .site-footer .brand-text strong{color:#fff}
    .site-footer .brand-text span{color:rgba(255,255,255,.62)}
    .footer-about{
      color:rgba(255,255,255,.68);
      max-width:480px;
    }
    .footer-title{
      font-size:17px;
      color:#fff;
      margin-bottom:16px;
    }
    .footer-links{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:10px;
    }
    .footer-links a,
    .footer-links span{
      color:rgba(255,255,255,.66);
      font-size:15px;
    }
    .footer-links a:hover{
      color:#fff;
      padding-left:4px;
    }
    .copyright{
      margin-top:48px;
      padding-top:24px;
      border-top:1px solid rgba(255,255,255,.12);
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      color:rgba(255,255,255,.56);
      font-size:14px;
    }

    @media (max-width:1199px){
      .navbar-brand{min-width:auto}
      .brand-text span{display:none}
      .ticket-stage{min-height:auto}
      .plan-ladder{grid-template-columns:1fr;align-items:stretch}
      .plan-card.featured{transform:none}
      .plan-card.featured:hover{transform:translateY(-5px)}
    }
    @media (max-width:991px){
      .dock-header{top:14px}
      .dock-nav{
        border-radius:28px;
        padding:10px 12px;
      }
      .navbar-collapse{
        margin-top:14px;
        padding:12px;
        border-radius:24px;
        background:rgba(255,255,255,.92);
        border:1px solid var(--line);
      }
      .navbar-nav{align-items:stretch;gap:4px}
      .dock-nav .nav-link{justify-content:center}
      .nav-actions{
        margin-left:0;
        margin-top:12px;
        justify-content:center;
      }
      .nav-cta{flex:1}
      .hero{padding-top:132px}
      .video-strip{grid-template-columns:1fr}
      .side-list{grid-template-columns:repeat(3,1fr)}
      .step-flow:before{display:none}
      .audience-grid{grid-template-columns:1fr}
      .compare-row{grid-template-columns:1fr}
      .compare-box.before{border-right:0;border-bottom:1px solid var(--line)}
    }
    @media (max-width:767px){
      .section{padding:66px 0}
      .section-sm{padding:56px 0}
      .hero{padding:124px 0 58px}
      .hero-actions .btn-brand,
      .hero-actions .btn-soft,
      .cta-card .btn-brand,
      .cta-card .btn-soft{
        width:100%;
      }
      .ticket-panel,
      .plans-wrap,
      .audience-main,
      .cta-card{
        border-radius:28px;
        padding:24px;
      }
      .ticket-metrics,
      .side-list{
        grid-template-columns:1fr;
      }
      .plan-card,
      .audience-card,
      .compare-box,
      .step-card{
        padding:24px;
      }
      .copyright{flex-direction:column}
    }
    @media (max-width:520px){
      .dock-header{padding:0 10px}
      .navbar-brand{gap:9px}
      .brand-mark{width:38px;height:38px;flex-basis:38px;border-radius:14px}
      .brand-text strong{font-size:14px}
      .hero-note{gap:8px}
      .mini-pill{font-size:13px}
      .ticket-head{align-items:flex-start;flex-direction:column}
      .accordion-button{padding:19px 20px;font-size:16px}
      .accordion-body{padding:0 20px 22px}
    }

/* roulang page: category3 */
:root {
      --primary: #7C3AED;
      --primary-dark: #5B21B6;
      --secondary: #FF7A3D;
      --accent: #18B6A7;
      --base: #FFF8F2;
      --base-2: #FFF1E6;
      --soft-purple: #F7F1FF;
      --soft-green: #EFFFFC;
      --card: #FFFFFF;
      --text: #26212E;
      --muted: #6F6578;
      --border: rgba(124, 58, 237, 0.13);
      --border-strong: rgba(124, 58, 237, 0.22);
      --shadow-nav: 0 18px 50px rgba(66, 42, 92, .12);
      --shadow-card: 0 24px 70px rgba(80, 45, 120, .10);
      --shadow-hover: 0 28px 80px rgba(80, 45, 120, .16);
      --gradient: linear-gradient(135deg, #7C3AED 0%, #FF7A3D 100%);
      --gradient-soft: radial-gradient(circle at 15% 20%, rgba(255,122,61,.16), transparent 32%), radial-gradient(circle at 85% 10%, rgba(124,58,237,.14), transparent 30%);
      --radius-xl: 36px;
      --radius-lg: 28px;
      --radius-md: 22px;
      --radius-sm: 16px;
      --font: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-width: 320px;
      font-family: var(--font);
      color: var(--text);
      background: var(--base);
      background-image: var(--gradient-soft);
      line-height: 1.75;
      overflow-x: hidden;
      padding-top: 112px;
    }

    a {
      color: inherit;
      text-decoration: none;
      transition: color .22s ease, background .22s ease, transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }

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

    img,
    svg {
      max-width: 100%;
      vertical-align: middle;
    }

    ::selection {
      background: rgba(124, 58, 237, .18);
      color: var(--primary-dark);
    }

    .container {
      max-width: 1220px;
    }

    .dock-header {
      position: fixed;
      top: 22px;
      left: 0;
      right: 0;
      z-index: 1030;
      padding: 0 18px;
      pointer-events: none;
    }

    .dock-nav {
      max-width: 1180px;
      margin: 0 auto;
      pointer-events: auto;
      padding: 12px 14px 12px 18px;
      border-radius: 999px;
      border: 1px solid rgba(124, 58, 237, .15);
      background: rgba(255, 255, 255, .88);
      box-shadow: var(--shadow-nav);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
    }

    .navbar-brand {
      display: inline-flex;
      align-items: center;
      gap: 11px;
      margin-right: 18px;
      min-width: 238px;
      color: var(--text);
    }

    .brand-mark {
      width: 42px;
      height: 42px;
      flex: 0 0 auto;
      border-radius: 16px;
      background: var(--gradient);
      position: relative;
      box-shadow: 0 12px 26px rgba(124, 58, 237, .22);
    }

    .brand-mark::before {
      content: "";
      position: absolute;
      left: 16px;
      top: 12px;
      width: 0;
      height: 0;
      border-top: 9px solid transparent;
      border-bottom: 9px solid transparent;
      border-left: 13px solid rgba(255,255,255,.94);
      filter: drop-shadow(0 2px 5px rgba(80,45,120,.18));
    }

    .brand-mark::after {
      content: "";
      position: absolute;
      inset: -5px;
      border-radius: 20px;
      border: 1px solid rgba(255,122,61,.20);
    }

    .brand-text {
      display: flex;
      flex-direction: column;
      line-height: 1.22;
      gap: 2px;
    }

    .brand-text strong {
      font-size: 16px;
      font-weight: 800;
      letter-spacing: -.02em;
    }

    .brand-text span {
      font-size: 12px;
      font-weight: 500;
      color: var(--muted);
      white-space: nowrap;
    }

    .navbar-nav {
      gap: 6px;
      padding: 4px;
      border-radius: 999px;
      background: rgba(255, 248, 242, .72);
    }

    .dock-nav .nav-link {
      min-height: 42px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 999px;
      padding: 9px 16px !important;
      color: #4B4058;
      font-weight: 700;
      font-size: 14px;
    }

    .dock-nav .nav-link:hover,
    .dock-nav .nav-link:focus-visible {
      color: var(--primary);
      background: rgba(255, 122, 61, .10);
      outline: none;
    }

    .dock-nav .nav-link.active {
      color: var(--primary-dark);
      background: rgba(124, 58, 237, .12);
      box-shadow: inset 0 0 0 1px rgba(124,58,237,.08);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-left: 16px;
    }

    .nav-search {
      width: 44px;
      height: 44px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 999px;
      color: var(--primary);
      background: #fff;
      border: 1px solid var(--border);
    }

    .nav-search:hover,
    .nav-search:focus-visible {
      color: var(--secondary);
      background: var(--base-2);
      transform: translateY(-1px);
      outline: 3px solid rgba(124, 58, 237, .12);
    }

    .btn-brand,
    .btn-ghost,
    .btn-soft {
      min-height: 48px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border-radius: 999px;
      padding: 12px 22px;
      font-weight: 800;
      border: 0;
      line-height: 1.2;
      transition: transform .22s ease, box-shadow .22s ease, filter .22s ease, background .22s ease, border-color .22s ease;
      cursor: pointer;
    }

    .btn-brand {
      color: #fff;
      background: var(--gradient);
      box-shadow: 0 14px 32px rgba(124, 58, 237, .24);
    }

    .btn-brand:hover,
    .btn-brand:focus-visible {
      color: #fff;
      filter: saturate(1.06) brightness(1.02);
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(124, 58, 237, .30);
      outline: 3px solid rgba(255, 122, 61, .20);
    }

    .btn-ghost {
      color: var(--primary-dark);
      background: #fff;
      border: 1px solid var(--border-strong);
      box-shadow: 0 10px 26px rgba(80, 45, 120, .08);
    }

    .btn-ghost:hover,
    .btn-ghost:focus-visible {
      color: var(--primary);
      background: var(--soft-purple);
      transform: translateY(-2px);
      outline: 3px solid rgba(124, 58, 237, .12);
    }

    .btn-soft {
      color: var(--primary-dark);
      background: rgba(124, 58, 237, .10);
    }

    .btn-soft:hover,
    .btn-soft:focus-visible {
      background: rgba(255, 122, 61, .14);
      transform: translateY(-2px);
      outline: 3px solid rgba(255, 122, 61, .18);
    }

    .navbar-toggler {
      width: 46px;
      height: 46px;
      border: 1px solid var(--border);
      border-radius: 999px;
      background: #fff;
      box-shadow: none;
    }

    .navbar-toggler:focus {
      box-shadow: 0 0 0 3px rgba(124, 58, 237, .16);
    }

    .navbar-toggler-icon {
      width: 1.2em;
      height: 1.2em;
      background-image: var(--bs-navbar-toggler-icon-bg);
      filter: hue-rotate(40deg) saturate(1.2);
    }

    .section {
      padding: 96px 0;
    }

    .section-tight {
      padding: 72px 0;
    }

    .section-head {
      max-width: 760px;
      margin-bottom: 36px;
    }

    .section-kicker,
    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 13px;
      margin-bottom: 16px;
      border-radius: 999px;
      background: rgba(255,255,255,.76);
      border: 1px solid var(--border);
      color: var(--primary-dark);
      font-size: 13px;
      font-weight: 800;
      box-shadow: 0 10px 28px rgba(80, 45, 120, .06);
    }

    .eyebrow::before,
    .section-kicker::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 99px;
      background: var(--secondary);
      box-shadow: 0 0 0 5px rgba(255,122,61,.13);
    }

    h1,
    h2,
    h3 {
      color: var(--text);
      letter-spacing: -.035em;
      line-height: 1.16;
    }

    h1 {
      font-size: clamp(34px, 5vw, 58px);
      font-weight: 850;
      margin: 0 0 22px;
    }

    h2 {
      font-size: clamp(28px, 3vw, 38px);
      font-weight: 830;
      margin: 0 0 16px;
    }

    h3 {
      font-size: 20px;
      font-weight: 800;
      margin: 0 0 10px;
    }

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

    .lead-text {
      font-size: 17px;
      line-height: 1.82;
      color: #5D5368;
    }

    .hero-enterprise {
      position: relative;
      padding: 54px 0 78px;
      overflow: hidden;
    }

    .hero-enterprise::before {
      content: "";
      position: absolute;
      inset: -130px -90px auto auto;
      width: 420px;
      height: 420px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(124,58,237,.16), transparent 68%);
      pointer-events: none;
    }

    .hero-card {
      position: relative;
      border-radius: var(--radius-xl);
      background: rgba(255, 255, 255, .74);
      border: 1px solid rgba(124,58,237,.13);
      box-shadow: var(--shadow-card);
      padding: 34px;
      overflow: hidden;
    }

    .hero-card::after {
      content: "";
      position: absolute;
      right: -90px;
      bottom: -110px;
      width: 310px;
      height: 310px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(255,122,61,.20), transparent 68%);
      pointer-events: none;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
      margin-top: 30px;
    }

    .trust-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-top: 24px;
    }

    .pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 9px 13px;
      border-radius: 999px;
      background: rgba(255,255,255,.80);
      border: 1px solid var(--border);
      color: #55485F;
      font-size: 13px;
      font-weight: 750;
    }

    .pill .dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 5px rgba(24,182,167,.13);
    }

    .dashboard-visual {
      position: relative;
      z-index: 1;
      min-height: 460px;
      border-radius: 34px;
      padding: 22px;
      background:
        linear-gradient(180deg, rgba(255,255,255,.88), rgba(255,241,230,.78)),
        radial-gradient(circle at 80% 20%, rgba(124,58,237,.14), transparent 34%);
      border: 1px solid rgba(124,58,237,.13);
      box-shadow: inset 0 1px 0 rgba(255,255,255,.75), 0 24px 60px rgba(80,45,120,.12);
      overflow: hidden;
    }

    .dash-top {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      align-items: center;
      margin-bottom: 18px;
    }

    .dash-tabs {
      display: flex;
      gap: 7px;
      padding: 6px;
      border-radius: 999px;
      background: rgba(124,58,237,.08);
    }

    .dash-tab {
      padding: 7px 11px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 800;
      color: var(--muted);
    }

    .dash-tab.active {
      color: #fff;
      background: var(--gradient);
    }

    .live-chip {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      padding: 8px 11px;
      border-radius: 999px;
      background: var(--soft-green);
      color: #0F766E;
      font-size: 12px;
      font-weight: 850;
      border: 1px solid rgba(24,182,167,.18);
    }

    .live-chip::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--accent);
    }

    .publish-flow {
      display: grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 16px;
      margin-bottom: 16px;
    }

    .video-panel,
    .metric-panel,
    .content-card,
    .mini-queue {
      border-radius: 24px;
      background: #fff;
      border: 1px solid rgba(124,58,237,.12);
      box-shadow: 0 14px 34px rgba(80,45,120,.07);
    }

    .video-panel {
      min-height: 210px;
      padding: 18px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      background:
        linear-gradient(135deg, rgba(38,33,46,.96), rgba(91,33,182,.88)),
        radial-gradient(circle at 90% 0%, rgba(255,122,61,.32), transparent 30%);
      color: #fff;
      overflow: hidden;
      position: relative;
    }

    .video-panel::after {
      content: "";
      position: absolute;
      right: 28px;
      bottom: 30px;
      width: 72px;
      height: 72px;
      border-radius: 50%;
      background: rgba(255,255,255,.16);
      box-shadow: inset 0 0 0 1px rgba(255,255,255,.22);
    }

    .play-ring {
      position: relative;
      width: 58px;
      height: 58px;
      border-radius: 50%;
      background: rgba(255,255,255,.18);
      border: 1px solid rgba(255,255,255,.26);
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }

    .play-ring::before {
      content: "";
      width: 0;
      height: 0;
      margin-left: 4px;
      border-top: 11px solid transparent;
      border-bottom: 11px solid transparent;
      border-left: 16px solid #fff;
    }

    .video-title {
      position: relative;
      z-index: 1;
    }

    .video-title strong {
      display: block;
      font-size: 18px;
      margin-bottom: 8px;
    }

    .progress-track {
      height: 8px;
      border-radius: 999px;
      background: rgba(255,255,255,.20);
      overflow: hidden;
      margin-top: 14px;
    }

    .progress-track span {
      display: block;
      width: 68%;
      height: 100%;
      border-radius: inherit;
      background: linear-gradient(90deg, #fff, #FFB088);
    }

    .metric-panel {
      padding: 18px;
      display: grid;
      align-content: space-between;
      min-height: 210px;
    }

    .metric-number {
      font-size: 34px;
      line-height: 1;
      font-weight: 880;
      color: var(--primary-dark);
      letter-spacing: -.04em;
    }

    .metric-panel small,
    .content-card small,
    .mini-queue small {
      color: var(--muted);
      font-weight: 700;
    }

    .metric-bars {
      display: grid;
      gap: 10px;
      margin-top: 16px;
    }

    .metric-bars i {
      display: block;
      height: 9px;
      border-radius: 999px;
      background: rgba(124,58,237,.10);
      overflow: hidden;
    }

    .metric-bars i::before {
      content: "";
      display: block;
      height: 100%;
      border-radius: inherit;
      background: var(--gradient);
    }

    .metric-bars i:nth-child(1)::before { width: 86%; }
    .metric-bars i:nth-child(2)::before { width: 72%; }
    .metric-bars i:nth-child(3)::before { width: 61%; }

    .content-grid {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 16px;
    }

    .content-card,
    .mini-queue {
      padding: 18px;
      min-height: 158px;
    }

    .thumbnail-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 9px;
      margin-top: 14px;
    }

    .thumb {
      aspect-ratio: 1.45 / 1;
      border-radius: 14px;
      background: linear-gradient(135deg, rgba(124,58,237,.16), rgba(255,122,61,.15));
      position: relative;
      overflow: hidden;
    }

    .thumb::after {
      content: "";
      position: absolute;
      left: 10px;
      bottom: 10px;
      width: 24px;
      height: 6px;
      border-radius: 999px;
      background: rgba(255,255,255,.72);
    }

    .queue-list {
      display: grid;
      gap: 10px;
      margin-top: 14px;
    }

    .queue-item {
      display: flex;
      align-items: center;
      gap: 9px;
      font-size: 13px;
      font-weight: 750;
      color: #564A62;
    }

    .queue-item span:first-child {
      width: 26px;
      height: 26px;
      border-radius: 9px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #fff;
      background: var(--gradient);
      font-size: 12px;
      font-weight: 900;
    }

    .layer-section {
      background: linear-gradient(180deg, rgba(255,255,255,.28), rgba(255,248,242,.90));
    }

    .layer-stack {
      display: grid;
      gap: 22px;
    }

    .layer-card {
      position: relative;
      display: grid;
      grid-template-columns: 90px 1fr 220px;
      align-items: center;
      gap: 24px;
      padding: 28px;
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.86);
      border: 1px solid var(--border);
      box-shadow: 0 18px 46px rgba(80,45,120,.08);
      overflow: hidden;
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }

    .layer-card::before {
      content: "";
      position: absolute;
      inset: 0 auto 0 0;
      width: 6px;
      background: var(--gradient);
      opacity: .85;
    }

    .layer-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
      border-color: rgba(124,58,237,.22);
    }

    .layer-icon {
      width: 76px;
      height: 76px;
      border-radius: 24px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--soft-purple);
      color: var(--primary);
      font-size: 30px;
      font-weight: 900;
      box-shadow: inset 0 0 0 1px rgba(124,58,237,.10);
    }

    .layer-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      justify-content: flex-end;
    }

    .tag {
      display: inline-flex;
      align-items: center;
      padding: 7px 11px;
      border-radius: 999px;
      color: #5C4D66;
      background: #fff;
      border: 1px solid var(--border);
      font-size: 12px;
      font-weight: 800;
    }

    .data-board {
      border-radius: var(--radius-xl);
      padding: 36px;
      background:
        linear-gradient(135deg, rgba(38,33,46,.96), rgba(92,47,134,.92)),
        radial-gradient(circle at 85% 15%, rgba(255,122,61,.28), transparent 30%);
      color: #fff;
      box-shadow: var(--shadow-card);
      overflow: hidden;
      position: relative;
    }

    .data-board h2,
    .data-board p {
      color: #fff;
    }

    .data-board p {
      opacity: .78;
    }

    .data-board::after {
      content: "";
      position: absolute;
      right: -120px;
      bottom: -130px;
      width: 340px;
      height: 340px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(255,122,61,.22), transparent 68%);
    }

    .data-badges {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 16px;
      margin-top: 34px;
    }

    .data-badge {
      min-height: 148px;
      padding: 22px;
      border-radius: 26px;
      background: rgba(255,255,255,.12);
      border: 1px solid rgba(255,255,255,.18);
      backdrop-filter: blur(4px);
    }

    .data-badge strong {
      display: block;
      font-size: 24px;
      line-height: 1.12;
      margin-bottom: 12px;
      font-weight: 880;
      letter-spacing: -.03em;
    }

    .data-badge span {
      display: block;
      color: rgba(255,255,255,.76);
      font-size: 14px;
      line-height: 1.65;
    }

    .timeline-wrap {
      position: relative;
    }

    .timeline-wrap::before {
      content: "";
      position: absolute;
      left: 24px;
      top: 20px;
      bottom: 20px;
      width: 2px;
      background: linear-gradient(180deg, rgba(124,58,237,.18), rgba(255,122,61,.38));
    }

    .timeline-item {
      position: relative;
      display: grid;
      grid-template-columns: 68px 1fr;
      gap: 20px;
      margin-bottom: 22px;
    }

    .timeline-index {
      position: relative;
      z-index: 1;
      width: 50px;
      height: 50px;
      border-radius: 18px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--gradient);
      color: #fff;
      font-weight: 900;
      box-shadow: 0 14px 28px rgba(124,58,237,.20);
    }

    .timeline-card {
      padding: 26px 28px;
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.86);
      border: 1px solid var(--border);
      box-shadow: 0 18px 46px rgba(80,45,120,.08);
      transition: transform .22s ease, box-shadow .22s ease;
    }

    .timeline-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-hover);
    }

    .consult-panel {
      border-radius: var(--radius-xl);
      background: rgba(255,255,255,.86);
      border: 1px solid var(--border);
      box-shadow: var(--shadow-card);
      overflow: hidden;
    }

    .consult-copy {
      height: 100%;
      padding: 38px;
      background:
        radial-gradient(circle at 18% 18%, rgba(255,122,61,.17), transparent 30%),
        linear-gradient(145deg, #FFFFFF, #F7F1FF);
    }

    .check-list {
      display: grid;
      gap: 13px;
      margin: 24px 0 0;
      padding: 0;
      list-style: none;
    }

    .check-list li {
      display: flex;
      gap: 11px;
      color: #55475F;
      font-weight: 650;
    }

    .check-list li::before {
      content: "✓";
      width: 24px;
      height: 24px;
      flex: 0 0 auto;
      border-radius: 9px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--soft-green);
      color: #0F766E;
      font-weight: 900;
    }

    .consult-form {
      padding: 38px;
    }

    .form-label {
      color: var(--text);
      font-weight: 800;
      margin-bottom: 8px;
    }

    .form-control,
    .form-select {
      min-height: 52px;
      border-radius: 18px;
      border: 1px solid var(--border);
      color: var(--text);
      background-color: #fff;
      padding: 12px 15px;
      box-shadow: none;
    }

    textarea.form-control {
      min-height: 126px;
      resize: vertical;
    }

    .form-control::placeholder {
      color: #A295AD;
    }

    .form-control:focus,
    .form-select:focus {
      border-color: rgba(124,58,237,.38);
      box-shadow: 0 0 0 4px rgba(124,58,237,.12);
    }

    .form-note {
      margin-top: 14px;
      font-size: 13px;
      color: var(--muted);
    }

    .accordion {
      display: grid;
      gap: 14px;
    }

    .accordion-item {
      border: 1px solid var(--border);
      border-radius: 24px !important;
      overflow: hidden;
      background: rgba(255,255,255,.88);
      box-shadow: 0 12px 34px rgba(80,45,120,.06);
    }

    .accordion-button {
      padding: 22px 24px;
      border-radius: 24px !important;
      background: transparent;
      color: var(--text);
      font-weight: 850;
      box-shadow: none !important;
      line-height: 1.45;
    }

    .accordion-button:not(.collapsed) {
      color: var(--primary-dark);
      background: linear-gradient(135deg, rgba(124,58,237,.10), rgba(255,122,61,.10));
    }

    .accordion-button:focus {
      box-shadow: inset 0 0 0 3px rgba(124,58,237,.12) !important;
    }

    .accordion-body {
      padding: 0 24px 24px;
      color: var(--muted);
      line-height: 1.8;
    }

    .cta-band {
      position: relative;
      border-radius: var(--radius-xl);
      padding: 44px;
      background:
        radial-gradient(circle at 20% 10%, rgba(255,255,255,.34), transparent 25%),
        var(--gradient);
      color: #fff;
      box-shadow: var(--shadow-card);
      overflow: hidden;
    }

    .cta-band::after {
      content: "";
      position: absolute;
      right: -70px;
      top: -90px;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: rgba(255,255,255,.16);
    }

    .cta-band h2,
    .cta-band p {
      color: #fff;
    }

    .cta-band p {
      opacity: .82;
    }

    .cta-band .btn-ghost {
      border-color: rgba(255,255,255,.38);
      color: #fff;
      background: rgba(255,255,255,.16);
      box-shadow: none;
    }

    .cta-band .btn-ghost:hover {
      color: var(--primary-dark);
      background: #fff;
    }

    .site-footer {
      padding: 76px 0 34px;
      background: #26212E;
      color: rgba(255,255,255,.82);
      border-top-left-radius: 40px;
      border-top-right-radius: 40px;
      margin-top: 60px;
    }

    .footer-brand {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 18px;
    }

    .site-footer .brand-text strong {
      color: #fff;
      font-size: 17px;
    }

    .site-footer .brand-text span {
      color: rgba(255,255,255,.62);
    }

    .footer-about {
      color: rgba(255,255,255,.66);
      max-width: 480px;
      line-height: 1.85;
    }

    .footer-title {
      color: #fff;
      font-size: 16px;
      margin-bottom: 16px;
      letter-spacing: 0;
    }

    .footer-links {
      display: grid;
      gap: 10px;
      padding: 0;
      margin: 0;
      list-style: none;
    }

    .footer-links a,
    .footer-links span {
      color: rgba(255,255,255,.66);
      font-size: 14px;
    }

    .footer-links a:hover,
    .footer-links a:focus-visible {
      color: #fff;
      outline: none;
      text-decoration: underline;
      text-underline-offset: 5px;
    }

    .copyright {
      display: flex;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
      padding-top: 26px;
      margin-top: 46px;
      border-top: 1px solid rgba(255,255,255,.12);
      color: rgba(255,255,255,.54);
      font-size: 13px;
    }

    @media (max-width: 1199px) {
      .navbar-brand {
        min-width: auto;
      }

      .brand-text span {
        display: none;
      }

      .data-badges {
        grid-template-columns: repeat(2, 1fr);
      }

      .publish-flow,
      .content-grid {
        grid-template-columns: 1fr;
      }

      .dashboard-visual {
        min-height: auto;
      }
    }

    @media (max-width: 991px) {
      body {
        padding-top: 100px;
      }

      .dock-header {
        top: 14px;
        padding: 0 12px;
      }

      .dock-nav {
        border-radius: 30px;
        padding: 10px 12px;
      }

      .navbar-collapse {
        margin-top: 12px;
        padding: 14px;
        border-radius: 24px;
        background: rgba(255,248,242,.82);
        border: 1px solid var(--border);
      }

      .navbar-nav {
        align-items: stretch;
        background: transparent;
        gap: 8px;
      }

      .dock-nav .nav-link {
        justify-content: flex-start;
        padding: 12px 14px !important;
      }

      .nav-actions {
        margin-left: 0;
        margin-top: 12px;
        justify-content: space-between;
      }

      .nav-cta {
        flex: 1;
      }

      .hero-enterprise {
        padding-top: 36px;
      }

      .layer-card {
        grid-template-columns: 70px 1fr;
      }

      .layer-tags {
        grid-column: 1 / -1;
        justify-content: flex-start;
      }

      .section {
        padding: 72px 0;
      }

      .section-tight {
        padding: 56px 0;
      }
    }

    @media (max-width: 767px) {
      body {
        padding-top: 92px;
      }

      .dock-nav {
        border-radius: 26px;
      }

      .brand-mark {
        width: 38px;
        height: 38px;
        border-radius: 14px;
      }

      .brand-mark::before {
        left: 15px;
        top: 11px;
        border-top-width: 8px;
        border-bottom-width: 8px;
        border-left-width: 12px;
      }

      .brand-text strong {
        font-size: 15px;
      }

      .hero-card,
      .data-board,
      .consult-copy,
      .consult-form,
      .cta-band {
        padding: 26px;
      }

      .dashboard-visual {
        padding: 16px;
        border-radius: 26px;
      }

      .dash-top {
        align-items: flex-start;
        flex-direction: column;
      }

      .data-badges {
        grid-template-columns: 1fr;
      }

      .layer-card {
        grid-template-columns: 1fr;
        gap: 16px;
        padding: 24px;
      }

      .timeline-item {
        grid-template-columns: 54px 1fr;
        gap: 14px;
      }

      .timeline-wrap::before {
        left: 24px;
      }

      .timeline-card {
        padding: 22px;
      }

      .hero-actions .btn-brand,
      .hero-actions .btn-ghost,
      .cta-band .btn-brand,
      .cta-band .btn-ghost,
      .consult-form .btn-brand {
        width: 100%;
      }

      .site-footer {
        border-top-left-radius: 28px;
        border-top-right-radius: 28px;
      }
    }

    @media (max-width: 480px) {
      .dock-header {
        padding: 0 8px;
      }

      .navbar-brand {
        gap: 8px;
      }

      .brand-text strong {
        max-width: 158px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
      }

      .nav-search {
        width: 46px;
        flex: 0 0 auto;
      }

      .hero-card,
      .data-board,
      .consult-copy,
      .consult-form,
      .cta-band {
        padding: 22px;
        border-radius: 26px;
      }

      .thumbnail-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .dash-tabs {
        flex-wrap: wrap;
        border-radius: 18px;
      }

      .copyright {
        flex-direction: column;
      }
    }

/* roulang page: category1 */
:root{
      --bg:#FFF8F2;
      --surface:#FFFFFF;
      --surface-2:#FFF1E6;
      --surface-3:#F7F1FF;
      --surface-4:#EFFFFC;
      --text:#26212E;
      --muted:#6F6578;
      --primary:#7C3AED;
      --secondary:#FF7A3D;
      --accent:#18B6A7;
      --line:rgba(124,58,237,.12);
      --line-strong:rgba(124,58,237,.18);
      --shadow:0 24px 70px rgba(80,45,120,.10);
      --shadow-strong:0 28px 80px rgba(80,45,120,.16);
      --nav-shadow:0 18px 50px rgba(66,42,92,.12);
      --radius-xl:34px;
      --radius-lg:26px;
      --radius-md:20px;
      --radius-sm:14px;
      --container:1220px;
      --gap:24px;
      --gradient:linear-gradient(135deg, #7C3AED 0%, #FF7A3D 100%);
      --gradient-soft:linear-gradient(135deg, rgba(124,58,237,.14) 0%, rgba(255,122,61,.14) 100%);
      --focus:0 0 0 .24rem rgba(124,58,237,.18);
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 15% 20%, rgba(255,122,61,.16), transparent 30%),
        radial-gradient(circle at 85% 10%, rgba(124,58,237,.14), transparent 28%),
        radial-gradient(circle at 80% 80%, rgba(24,182,167,.10), transparent 25%),
        var(--bg);
      line-height:1.75;
      overflow-x:hidden;
      -webkit-font-smoothing:antialiased;
      text-rendering:optimizeLegibility;
    }
    ::selection{background:rgba(124,58,237,.16); color:var(--text)}
    a{color:inherit; text-decoration:none; transition:all .22s ease}
    img{max-width:100%; display:block}
    button,input,textarea,select{font:inherit}
    :focus-visible{outline:none; box-shadow:var(--focus)}
    .container{max-width:var(--container)}
    .text-muted{color:var(--muted) !important}

    .dock-header{
      position:fixed;
      top:16px;
      left:0;
      right:0;
      z-index:1030;
      pointer-events:none;
    }
    .dock-header .container{pointer-events:auto}
    .dock-nav{
      background:rgba(255,255,255,.86);
      backdrop-filter:blur(14px);
      -webkit-backdrop-filter:blur(14px);
      border:1px solid rgba(124,58,237,.12);
      box-shadow:var(--nav-shadow);
      border-radius:999px;
      padding:12px 18px;
      min-height:78px;
    }
    .navbar-brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:0;
    }
    .brand-mark{
      width:46px;
      height:46px;
      border-radius:50%;
      flex:none;
      position:relative;
      background:var(--gradient);
      box-shadow:0 14px 32px rgba(124,58,237,.25);
    }
    .brand-mark::after{
      content:"";
      position:absolute;
      left:17px;
      top:13px;
      width:0;
      height:0;
      border-left:14px solid #fff;
      border-top:10px solid transparent;
      border-bottom:10px solid transparent;
      opacity:.98;
    }
    .brand-text{
      display:flex;
      flex-direction:column;
      line-height:1.15;
      min-width:0;
    }
    .brand-text strong{
      font-size:1.01rem;
      letter-spacing:.01em;
      color:var(--text);
      white-space:nowrap;
    }
    .brand-text span{
      font-size:.82rem;
      color:var(--muted);
      white-space:nowrap;
    }
    .dock-nav .navbar-nav{
      gap:6px;
      align-items:center;
    }
    .dock-nav .nav-link{
      color:var(--muted);
      font-weight:600;
      padding:10px 16px;
      border-radius:999px;
      transition:background-color .22s ease, color .22s ease, transform .22s ease;
    }
    .dock-nav .nav-link:hover,
    .dock-nav .nav-link:focus-visible{
      color:var(--primary);
      background:rgba(124,58,237,.08);
      transform:translateY(-1px);
    }
    .dock-nav .nav-link.active{
      color:var(--primary);
      background:linear-gradient(135deg, rgba(124,58,237,.14), rgba(255,122,61,.10));
      box-shadow:inset 0 0 0 1px rgba(124,58,237,.10);
    }
    .dock-nav .navbar-toggler{
      border:1px solid var(--line);
      background:rgba(255,255,255,.92);
      border-radius:16px;
      width:48px;
      height:48px;
      padding:0;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      box-shadow:0 10px 24px rgba(80,45,120,.08);
    }
    .dock-nav .navbar-toggler:focus-visible{
      box-shadow:var(--focus), 0 10px 24px rgba(80,45,120,.08);
    }
    .dock-nav .navbar-toggler-icon{
      width:1.15em;
      height:1.15em;
      background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(124,58,237,0.96)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.6' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:12px;
      margin-left:18px;
    }
    .nav-search{
      width:48px;
      height:48px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      border-radius:50%;
      background:rgba(124,58,237,.08);
      color:var(--primary);
      border:1px solid transparent;
      flex:none;
    }
    .nav-search:hover,
    .nav-search:focus-visible{
      background:rgba(255,122,61,.10);
      color:#5F25D9;
      transform:translateY(-1px);
      box-shadow:0 12px 30px rgba(124,58,237,.12);
    }
    .btn-brand{
      border:none;
      background:var(--gradient);
      color:#fff;
      font-weight:700;
      border-radius:999px;
      padding:12px 22px;
      box-shadow:0 14px 28px rgba(124,58,237,.22);
      transition:transform .22s ease, box-shadow .22s ease, filter .22s ease;
      white-space:nowrap;
    }
    .btn-brand:hover,
    .btn-brand:focus-visible{
      color:#fff;
      filter:brightness(1.02);
      transform:translateY(-1px);
      box-shadow:0 18px 34px rgba(124,58,237,.28);
    }
    .btn-brand:active{transform:translateY(0)}
    .btn-soft{
      border:1px solid rgba(124,58,237,.14);
      background:rgba(255,255,255,.88);
      color:var(--text);
      font-weight:700;
      border-radius:999px;
      padding:12px 22px;
      transition:all .22s ease;
      box-shadow:0 12px 24px rgba(80,45,120,.08);
    }
    .btn-soft:hover,
    .btn-soft:focus-visible{
      color:var(--primary);
      background:rgba(124,58,237,.06);
      transform:translateY(-1px);
      box-shadow:0 16px 30px rgba(80,45,120,.12);
    }

    main{position:relative}
    section{position:relative}
    .hero-section{
      padding:132px 0 48px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 14px;
      border-radius:999px;
      font-size:.84rem;
      font-weight:700;
      letter-spacing:.01em;
      color:var(--primary);
      background:rgba(124,58,237,.08);
      border:1px solid rgba(124,58,237,.12);
      margin-bottom:18px;
    }
    .section-kicker::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--gradient);
      box-shadow:0 0 0 4px rgba(124,58,237,.08);
    }
    .hero-title,
    .section-title{
      margin:0;
      text-wrap:balance;
      letter-spacing:-.02em;
    }
    .hero-title{
      font-size:clamp(2.05rem, 4.5vw, 3.75rem);
      line-height:1.12;
      font-weight:800;
      margin-bottom:18px;
    }
    .hero-copy{
      font-size:1.06rem;
      color:var(--muted);
      max-width:640px;
      margin-bottom:26px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-bottom:24px;
    }
    .trust-line{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:10px 14px;
      color:var(--muted);
      font-size:.95rem;
    }
    .trust-line span{
      display:inline-flex;
      align-items:center;
      gap:8px;
    }
    .trust-line span::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(24,182,167,.12);
    }

    .hero-badges{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:26px;
    }
    .badge-chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 14px;
      border-radius:999px;
      font-size:.88rem;
      font-weight:700;
      color:var(--text);
      background:rgba(255,255,255,.86);
      border:1px solid rgba(124,58,237,.10);
      box-shadow:0 12px 24px rgba(80,45,120,.06);
    }
    .badge-chip i{
      width:10px;
      height:10px;
      border-radius:50%;
      background:var(--gradient);
      display:inline-block;
      flex:none;
    }

    .player-shell{
      position:relative;
      background:rgba(255,255,255,.78);
      border:1px solid rgba(124,58,237,.12);
      border-radius:36px;
      padding:18px;
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .player-shell::before{
      content:"";
      position:absolute;
      inset:auto -10% -18% auto;
      width:220px;
      height:220px;
      background:radial-gradient(circle, rgba(255,122,61,.18) 0%, rgba(255,122,61,0) 68%);
      pointer-events:none;
    }
    .player-shell::after{
      content:"";
      position:absolute;
      inset:-16% auto auto -14%;
      width:200px;
      height:200px;
      background:radial-gradient(circle, rgba(124,58,237,.18) 0%, rgba(124,58,237,0) 70%);
      pointer-events:none;
    }
    .player-screen{
      position:relative;
      min-height:340px;
      border-radius:28px;
      overflow:hidden;
      background:
        linear-gradient(145deg, rgba(124,58,237,.94), rgba(255,122,61,.88)),
        #7C3AED;
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.16);
      padding:18px;
      color:#fff;
    }
    .player-screen::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 20% 30%, rgba(255,255,255,.24), transparent 28%),
        radial-gradient(circle at 80% 18%, rgba(255,255,255,.18), transparent 26%),
        radial-gradient(circle at 72% 76%, rgba(24,182,167,.16), transparent 18%);
      mix-blend-mode:screen;
      opacity:.9;
    }
    .player-topbar,
    .player-footerbar{
      position:relative;
      z-index:1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    .player-topbar{
      margin-bottom:16px;
    }
    .player-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.16);
      font-size:.85rem;
      font-weight:700;
      backdrop-filter:blur(10px);
    }
    .player-pill .dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background:#fff;
      box-shadow:0 0 0 4px rgba(255,255,255,.16);
    }
    .play-stage{
      position:relative;
      z-index:1;
      display:grid;
      place-items:center;
      min-height:214px;
      border-radius:24px;
      background:linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.02));
      border:1px solid rgba(255,255,255,.16);
      overflow:hidden;
      margin-bottom:16px;
    }
    .play-stage::before{
      content:"";
      position:absolute;
      width:160px;
      height:160px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(255,255,255,.28), rgba(255,255,255,0) 68%);
      filter:blur(4px);
    }
    .play-button{
      position:relative;
      z-index:1;
      width:84px;
      height:84px;
      border-radius:50%;
      background:rgba(255,255,255,.22);
      border:1px solid rgba(255,255,255,.28);
      display:grid;
      place-items:center;
      backdrop-filter:blur(8px);
      box-shadow:0 20px 40px rgba(26,8,62,.16);
    }
    .play-button::after{
      content:"";
      margin-left:5px;
      border-left:22px solid #fff;
      border-top:13px solid transparent;
      border-bottom:13px solid transparent;
    }
    .player-footerbar{
      margin-bottom:16px;
    }
    .progress-wrap{
      flex:1;
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .progress-label{
      display:flex;
      align-items:center;
      justify-content:space-between;
      font-size:.82rem;
      color:rgba(255,255,255,.88);
    }
    .progress-track{
      width:100%;
      height:8px;
      background:rgba(255,255,255,.16);
      border-radius:999px;
      overflow:hidden;
    }
    .progress-bar-custom{
      width:68%;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg, #fff, rgba(255,255,255,.8));
    }
    .thumb-grid{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:repeat(4, 1fr);
      gap:10px;
    }
    .thumb{
      height:62px;
      border-radius:16px;
      background:
        linear-gradient(135deg, rgba(255,255,255,.22), rgba(255,255,255,.08)),
        linear-gradient(135deg, rgba(255,255,255,.16), rgba(255,255,255,.04));
      border:1px solid rgba(255,255,255,.16);
      position:relative;
      overflow:hidden;
    }
    .thumb::before{
      content:"";
      position:absolute;
      inset:14px 16px auto 16px;
      height:10px;
      border-radius:999px;
      background:rgba(255,255,255,.6);
      box-shadow:0 18px 0 rgba(255,255,255,.26);
      opacity:.92;
    }
    .thumb::after{
      content:"";
      position:absolute;
      left:16px;
      right:30%;
      bottom:14px;
      height:7px;
      border-radius:999px;
      background:rgba(255,255,255,.5);
    }

    .summary-strip{
      padding:10px 0 22px;
    }
    .metric-card{
      background:rgba(255,255,255,.92);
      border:1px solid rgba(124,58,237,.10);
      border-radius:24px;
      padding:18px 18px 16px;
      box-shadow:0 14px 32px rgba(80,45,120,.06);
      height:100%;
      transition:transform .22s ease, box-shadow .22s ease;
    }
    .metric-card:hover{
      transform:translateY(-3px);
      box-shadow:0 18px 36px rgba(80,45,120,.10);
    }
    .metric-title{
      font-size:.88rem;
      font-weight:700;
      color:var(--muted);
      margin-bottom:8px;
    }
    .metric-value{
      font-size:1.08rem;
      font-weight:800;
      color:var(--text);
      margin:0;
      line-height:1.45;
    }
    .metric-accent{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-top:10px;
      font-size:.84rem;
      color:var(--primary);
      font-weight:700;
    }
    .metric-accent::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent);
    }

    .content-section{
      padding:68px 0;
    }
    .section-head{
      margin-bottom:30px;
    }
    .section-head h2{
      font-size:clamp(1.65rem, 3vw, 2.45rem);
      line-height:1.18;
      font-weight:800;
      margin:0 0 14px;
      text-wrap:balance;
    }
    .section-head p{
      margin:0;
      max-width:760px;
      color:var(--muted);
      font-size:1rem;
    }

    .toc-card{
      position:sticky;
      top:128px;
      background:rgba(255,255,255,.90);
      border:1px solid rgba(124,58,237,.10);
      border-radius:28px;
      padding:24px;
      box-shadow:var(--shadow);
    }
    .toc-title{
      margin:0 0 14px;
      font-size:1.02rem;
      font-weight:800;
    }
    .toc-copy{
      color:var(--muted);
      font-size:.95rem;
      margin-bottom:16px;
    }
    .toc-list{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:10px;
    }
    .toc-list a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      padding:12px 14px;
      border-radius:16px;
      color:var(--text);
      border:1px solid transparent;
      background:rgba(247,241,255,.48);
      font-weight:700;
    }
    .toc-list a span{
      color:var(--muted);
      font-weight:600;
      font-size:.88rem;
    }
    .toc-list a:hover,
    .toc-list a:focus-visible,
    .toc-list a.active{
      background:linear-gradient(135deg, rgba(124,58,237,.12), rgba(255,122,61,.08));
      border-color:rgba(124,58,237,.12);
      color:var(--primary);
      transform:translateX(2px);
    }
    .toc-note{
      margin-top:16px;
      padding:14px 16px;
      border-radius:18px;
      background:rgba(24,182,167,.08);
      color:#0C6F67;
      font-size:.92rem;
      line-height:1.7;
      border:1px solid rgba(24,182,167,.12);
    }

    .feature-card{
      background:rgba(255,255,255,.94);
      border:1px solid rgba(124,58,237,.10);
      border-radius:26px;
      padding:26px;
      height:100%;
      box-shadow:0 16px 40px rgba(80,45,120,.06);
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }
    .feature-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-strong);
      border-color:rgba(124,58,237,.16);
    }
    .feature-card.feature-large{
      background:linear-gradient(135deg, rgba(124,58,237,.10), rgba(255,122,61,.08));
      border-color:rgba(124,58,237,.14);
    }
    .feature-top{
      display:flex;
      align-items:flex-start;
      gap:14px;
      margin-bottom:16px;
    }
    .feature-icon{
      width:48px;
      height:48px;
      border-radius:16px;
      display:grid;
      place-items:center;
      flex:none;
      background:rgba(124,58,237,.10);
      color:var(--primary);
      box-shadow:inset 0 0 0 1px rgba(124,58,237,.08);
    }
    .feature-icon svg{width:22px; height:22px}
    .feature-card h3{
      font-size:1.08rem;
      font-weight:800;
      margin:0 0 8px;
    }
    .feature-card p{
      margin:0;
      color:var(--muted);
      font-size:.97rem;
      line-height:1.78;
    }
    .feature-tags{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:16px;
    }
    .mini-tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 10px;
      border-radius:999px;
      font-size:.82rem;
      font-weight:700;
      background:rgba(255,255,255,.86);
      border:1px solid rgba(124,58,237,.10);
      color:var(--muted);
    }
    .mini-tag::before{
      content:"";
      width:6px;
      height:6px;
      border-radius:50%;
      background:var(--secondary);
    }
    .feature-large .mini-tag{
      background:rgba(255,255,255,.68);
    }

    .step-section{
      padding:12px 0 68px;
    }
    .step-card{
      background:rgba(255,255,255,.94);
      border:1px solid rgba(124,58,237,.10);
      border-radius:26px;
      padding:24px;
      box-shadow:0 16px 40px rgba(80,45,120,.06);
      height:100%;
    }
    .step-index{
      width:40px;
      height:40px;
      border-radius:50%;
      display:grid;
      place-items:center;
      font-weight:800;
      color:#fff;
      background:var(--gradient);
      box-shadow:0 12px 24px rgba(124,58,237,.22);
      margin-bottom:14px;
    }
    .step-card h3{
      font-size:1.02rem;
      font-weight:800;
      margin:0 0 10px;
    }
    .step-card p{
      color:var(--muted);
      margin:0;
    }

    .compare-section{
      padding:24px 0 74px;
    }
    .compare-card{
      position:relative;
      background:rgba(255,255,255,.94);
      border:1px solid rgba(124,58,237,.10);
      border-radius:30px;
      padding:28px;
      box-shadow:0 18px 44px rgba(80,45,120,.06);
      height:100%;
      overflow:hidden;
    }
    .compare-card::before{
      content:"";
      position:absolute;
      inset:auto -14% -22% auto;
      width:180px;
      height:180px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(255,122,61,.14), transparent 70%);
      pointer-events:none;
    }
    .compare-card.is-featured{
      background:linear-gradient(180deg, rgba(124,58,237,.08), rgba(255,122,61,.06));
      border-color:rgba(124,58,237,.14);
    }
    .compare-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      margin-bottom:16px;
    }
    .compare-head h3{
      margin:0;
      font-size:1.15rem;
      font-weight:800;
    }
    .compare-badge{
      display:inline-flex;
      align-items:center;
      padding:7px 11px;
      border-radius:999px;
      font-size:.8rem;
      font-weight:800;
      background:rgba(124,58,237,.10);
      color:var(--primary);
      white-space:nowrap;
    }
    .point-list{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:12px;
    }
    .point-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:var(--muted);
      line-height:1.7;
    }
    .point-list li::before{
      content:"";
      width:10px;
      height:10px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(24,182,167,.12);
      flex:none;
      margin-top:7px;
    }
    .point-list.is-weak li::before{background:var(--secondary); box-shadow:0 0 0 4px rgba(255,122,61,.12)}
    .compare-foot{
      margin-top:18px;
      padding-top:18px;
      border-top:1px dashed rgba(124,58,237,.14);
      color:var(--text);
      font-weight:700;
    }

    .faq-section{
      padding:20px 0 76px;
    }
    .custom-accordion .accordion-item{
      background:rgba(255,255,255,.96);
      border:1px solid rgba(124,58,237,.10);
      border-radius:22px;
      overflow:hidden;
      box-shadow:0 14px 34px rgba(80,45,120,.06);
      margin-bottom:14px;
    }
    .custom-accordion .accordion-button{
      background:transparent;
      color:var(--text);
      font-weight:800;
      padding:20px 22px;
      box-shadow:none;
    }
    .custom-accordion .accordion-button:focus{
      box-shadow:none;
    }
    .custom-accordion .accordion-button:not(.collapsed){
      color:var(--primary);
      background:linear-gradient(135deg, rgba(124,58,237,.08), rgba(255,122,61,.08));
    }
    .custom-accordion .accordion-button::after{
      background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none'%3e%3cpath stroke='rgba(124,58,237,0.92)' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M3.5 6.5 8 11l4.5-4.5'/%3e%3c/svg%3e");
      transition:transform .22s ease;
    }
    .custom-accordion .accordion-body{
      padding:0 22px 22px;
      color:var(--muted);
      line-height:1.78;
    }

    .cta-section{
      padding:20px 0 84px;
    }
    .cta-card{
      background:linear-gradient(135deg, rgba(124,58,237,.12), rgba(255,122,61,.12));
      border:1px solid rgba(124,58,237,.12);
      border-radius:34px;
      padding:34px;
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .cta-card::before,
    .cta-card::after{
      content:"";
      position:absolute;
      border-radius:50%;
      pointer-events:none;
    }
    .cta-card::before{
      width:220px;
      height:220px;
      right:-70px;
      top:-80px;
      background:radial-gradient(circle, rgba(124,58,237,.16), transparent 68%);
    }
    .cta-card::after{
      width:180px;
      height:180px;
      right:120px;
      bottom:-90px;
      background:radial-gradient(circle, rgba(255,122,61,.14), transparent 68%);
    }
    .cta-card h2{
      margin:0 0 12px;
      font-size:clamp(1.6rem, 3vw, 2.35rem);
      line-height:1.18;
      font-weight:800;
      text-wrap:balance;
    }
    .cta-card p{
      margin:0;
      color:var(--muted);
      max-width:720px;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      justify-content:flex-end;
      align-items:center;
      position:relative;
      z-index:1;
    }

    .site-footer{
      padding:58px 0 26px;
      background:linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,248,242,.96));
      border-top:1px solid rgba(124,58,237,.10);
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      margin-bottom:16px;
    }
    .footer-about{
      color:var(--muted);
      margin:0;
      max-width:520px;
    }
    .footer-title{
      font-size:1rem;
      font-weight:800;
      margin:0 0 16px;
    }
    .footer-links{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:10px;
    }
    .footer-links a,
    .footer-links span{
      color:var(--muted);
    }
    .footer-links a:hover,
    .footer-links a:focus-visible{
      color:var(--primary);
    }
    .copyright{
      display:flex;
      flex-wrap:wrap;
      justify-content:space-between;
      gap:10px 16px;
      padding-top:20px;
      margin-top:34px;
      border-top:1px solid rgba(124,58,237,.10);
      color:var(--muted);
      font-size:.92rem;
    }

    .shadow-soft{box-shadow:0 14px 32px rgba(80,45,120,.06)}
    .rounded-xl{border-radius:var(--radius-xl)}

    section[id]{scroll-margin-top:126px}

    @media (max-width: 1199.98px){
      .hero-section{padding-top:122px}
      .toc-card{top:118px}
    }
    @media (max-width: 991.98px){
      .dock-header{top:10px}
      .dock-nav{
        border-radius:28px;
        padding:12px 14px;
      }
      .dock-nav .navbar-collapse{
        margin-top:14px;
        padding-top:14px;
        border-top:1px solid rgba(124,58,237,.10);
      }
      .dock-nav .navbar-nav{
        align-items:stretch;
      }
      .dock-nav .nav-link{
        width:100%;
        justify-content:center;
      }
      .nav-actions{
        margin:14px 0 2px;
        justify-content:center;
        flex-wrap:wrap;
      }
      .hero-section{
        padding-top:116px;
        padding-bottom:36px;
      }
      .toc-card{
        position:relative;
        top:auto;
        margin-bottom:0;
      }
      .cta-actions{
        justify-content:flex-start;
        margin-top:18px;
      }
      .player-screen{min-height:300px}
      .hero-title{max-width:720px}
    }
    @media (max-width: 767.98px){
      .brand-text span{white-space:normal}
      .brand-text strong{font-size:.98rem}
      .hero-section{padding-top:110px}
      .hero-copy{font-size:1rem}
      .player-shell{padding:14px}
      .player-screen{min-height:260px; padding:14px; border-radius:24px}
      .play-stage{min-height:186px}
      .thumb-grid{grid-template-columns:repeat(2, 1fr)}
      .metric-card,
      .feature-card,
      .step-card,
      .compare-card,
      .cta-card,
      .toc-card{border-radius:24px}
      .content-section,
      .compare-section,
      .faq-section,
      .cta-section,
      .step-section{padding-bottom:56px}
      .content-section{padding-top:52px}
      .feature-card{padding:22px}
      .cta-card{padding:26px}
      .custom-accordion .accordion-button,
      .custom-accordion .accordion-body{padding-left:18px; padding-right:18px}
    }
    @media (max-width: 575.98px){
      .dock-header{top:8px}
      .dock-nav{padding:10px 12px}
      .navbar-brand{gap:10px}
      .brand-mark{width:42px; height:42px}
      .brand-mark::after{
        left:16px;
        top:12px;
        border-left-width:12px;
        border-top-width:8px;
        border-bottom-width:8px;
      }
      .nav-search,
      .dock-nav .navbar-toggler{
        width:44px;
        height:44px;
      }
      .hero-section{padding-top:104px}
      .hero-title{font-size:clamp(1.9rem, 10vw, 2.45rem)}
      .hero-actions{
        flex-direction:column;
      }
      .hero-actions .btn,
      .cta-actions .btn{
        width:100%;
      }
      .trust-line{
        gap:8px 12px;
      }
      .summary-strip{padding-top:6px}
      .player-shell{padding:12px}
      .player-screen{min-height:238px}
      .play-button{width:72px; height:72px}
      .play-button::after{
        border-left-width:18px;
        border-top-width:11px;
        border-bottom-width:11px;
      }
      .metric-card{padding:16px}
      .toc-list a{padding:11px 12px}
      .footer-brand{align-items:flex-start}
      .copyright{font-size:.88rem}
    }