/* roulang page: index */
:root{
      --midnight:#17111F;
      --midnight-2:#241A2C;
      --amber:#D88A2D;
      --amber-dark:#BD7220;
      --rose:#8E4B6F;
      --teal:#3B8C7A;
      --paper:#F7F2EC;
      --card:#FFFDFC;
      --text:#2A2329;
      --muted:#6E646B;
      --light:#FFF7EF;
      --border:#E8DED7;
      --border-soft:rgba(42,35,41,.10);
      --shadow:0 18px 45px rgba(54,32,44,.10);
      --shadow-hover:0 24px 60px rgba(54,32,44,.16);
      --radius:24px;
      --radius-sm:14px;
      --container:1220px;
      --ease:.25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 8%, rgba(216,138,45,.12), transparent 34%),
        radial-gradient(circle at 88% 16%, rgba(142,75,111,.14), transparent 30%),
        var(--paper);
      line-height:1.8;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border var(--ease),transform var(--ease)}
    a:hover{color:var(--amber)}
    img,svg{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    ::selection{background:rgba(216,138,45,.25)}
    .container-xl{max-width:var(--container)}
    .section{padding:92px 0}
    .section-sm{padding:64px 0}
    .section-title{
      font-size:38px;
      line-height:1.25;
      font-weight:800;
      letter-spacing:-.02em;
      margin:0 0 16px;
      color:var(--text);
    }
    .section-lead{
      color:var(--muted);
      font-size:17px;
      line-height:1.85;
      max-width:760px;
      margin:0;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 14px;
      border-radius:999px;
      background:#FFF0DC;
      color:#8F5217;
      font-size:13px;
      font-weight:700;
      border:1px solid rgba(216,138,45,.18);
    }
    .eyebrow.dark{
      background:rgba(255,247,239,.10);
      color:var(--light);
      border-color:rgba(255,247,239,.18);
    }
    .badge-soft{
      display:inline-flex;
      align-items:center;
      gap:6px;
      border-radius:999px;
      padding:6px 11px;
      background:#FFF0DC;
      color:#8F5217;
      font-size:13px;
      font-weight:700;
      line-height:1.4;
      border:1px solid rgba(216,138,45,.16);
    }
    .badge-teal{background:rgba(59,140,122,.12);color:#246F60;border-color:rgba(59,140,122,.18)}
    .badge-rose{background:rgba(142,75,111,.12);color:#7C3F60;border-color:rgba(142,75,111,.18)}
    .btn-brand,.btn-outline-brand,.btn-light-line{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:999px;
      padding:12px 24px;
      font-weight:800;
      border:1px solid transparent;
      min-height:48px;
      transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border var(--ease),color var(--ease);
    }
    .btn-brand{
      background:var(--amber);
      color:#211522;
      box-shadow:0 12px 28px rgba(216,138,45,.28);
    }
    .btn-brand:hover,.btn-brand:focus{
      background:var(--amber-dark);
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 18px 34px rgba(216,138,45,.34);
    }
    .btn-outline-brand{
      color:var(--text);
      background:rgba(255,253,252,.72);
      border-color:var(--border);
    }
    .btn-outline-brand:hover,.btn-outline-brand:focus{
      background:#FFF4E5;
      border-color:var(--amber);
      color:var(--text);
      transform:translateY(-2px);
    }
    .btn-light-line{
      background:transparent;
      color:var(--light);
      border-color:rgba(255,247,239,.35);
    }
    .btn-light-line:hover,.btn-light-line:focus{
      color:var(--midnight);
      background:var(--light);
      border-color:var(--light);
      transform:translateY(-2px);
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(247,242,236,.95);
      border-bottom:1px solid rgba(232,222,215,.8);
      box-shadow:0 10px 30px rgba(54,32,44,.06);
    }
    .navbar{min-height:80px;padding:12px 0}
    .navbar-brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:var(--text);
      font-weight:900;
      letter-spacing:-.02em;
      max-width:360px;
      white-space:normal;
      line-height:1.25;
    }
    .logo-mark{
      width:44px;
      height:44px;
      border-radius:15px;
      flex:0 0 auto;
      background:
        linear-gradient(135deg, var(--amber), rgba(142,75,111,.92)),
        var(--midnight);
      position:relative;
      box-shadow:0 12px 28px rgba(216,138,45,.22);
      overflow:hidden;
    }
    .logo-mark:before{
      content:"";
      position:absolute;
      inset:10px;
      border-radius:10px;
      border:2px solid rgba(255,247,239,.82);
    }
    .logo-mark:after{
      content:"";
      position:absolute;
      left:18px;
      top:15px;
      width:0;height:0;
      border-top:7px solid transparent;
      border-bottom:7px solid transparent;
      border-left:10px solid var(--light);
      filter:drop-shadow(0 2px 4px rgba(0,0,0,.18));
    }
    .brand-text{font-size:17px}
    .navbar-toggler{
      border:1px solid var(--border);
      border-radius:14px;
      padding:9px 11px;
      box-shadow:none!important;
      background:var(--card);
    }
    .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%2842,35,41,.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }
    .nav-menu{gap:4px}
    .nav-link{
      color:var(--text);
      font-weight:700;
      font-size:15px;
      padding:10px 14px!important;
      border-radius:999px;
      position:relative;
    }
    .nav-link:hover{background:#FFF4E5;color:var(--text)}
    .nav-link.active{
      background:var(--midnight);
      color:var(--light)!important;
    }
    .nav-link.active:after{
      content:"";
      position:absolute;
      height:3px;width:22px;
      left:50%;bottom:4px;
      transform:translateX(-50%);
      background:var(--amber);
      border-radius:999px;
    }
    .nav-actions{gap:10px}
    .nav-search{
      position:relative;
      min-width:246px;
    }
    .nav-search:before{
      content:"⌕";
      position:absolute;
      left:15px;
      top:50%;
      transform:translateY(-50%);
      color:var(--muted);
      font-weight:800;
      z-index:2;
    }
    .nav-search input{
      height:44px;
      width:100%;
      border-radius:999px;
      border:1px solid var(--border);
      background:#FFF9F2;
      padding:0 16px 0 38px;
      color:var(--text);
      outline:none;
      transition:border var(--ease),box-shadow var(--ease),background var(--ease);
    }
    .nav-search input:focus{
      background:#fff;
      border-color:var(--amber);
      box-shadow:0 0 0 4px rgba(216,138,45,.14);
    }
    .btn-nav{
      min-height:44px;
      padding:9px 17px;
      border-radius:999px;
      font-size:14px;
      font-weight:800;
      border:1px solid var(--border);
      background:var(--card);
      color:var(--text);
    }
    .btn-nav:hover{border-color:var(--amber);background:#FFF4E5;color:var(--text);transform:translateY(-1px)}
    .hero{
      position:relative;
      padding:78px 0 96px;
      overflow:hidden;
    }
    .hero:before{
      content:"";
      position:absolute;
      width:560px;height:560px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(216,138,45,.18), transparent 66%);
      right:-210px;top:20px;
      pointer-events:none;
    }
    .hero h1{
      font-size:54px;
      line-height:1.15;
      font-weight:900;
      letter-spacing:-.035em;
      margin:22px 0 20px;
      max-width:720px;
    }
    .hero p{
      font-size:18px;
      color:var(--muted);
      line-height:1.9;
      max-width:660px;
      margin:0;
    }
    .hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}
    .trust-row{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:30px;
    }
    .trust-pill{
      display:flex;
      align-items:center;
      gap:9px;
      padding:10px 14px;
      border:1px solid var(--border);
      border-radius:999px;
      background:rgba(255,253,252,.72);
      color:var(--text);
      font-weight:700;
      font-size:14px;
    }
    .trust-dot{
      width:9px;height:9px;border-radius:50%;
      background:var(--teal);
      box-shadow:0 0 0 5px rgba(59,140,122,.12);
    }
    .visual-card{
      background:linear-gradient(145deg,var(--midnight),#2B1C32 58%,#3B2139);
      border-radius:34px;
      padding:26px;
      min-height:555px;
      color:var(--light);
      box-shadow:0 28px 70px rgba(23,17,31,.24);
      position:relative;
      overflow:hidden;
      border:1px solid rgba(255,247,239,.10);
    }
    .visual-card:before{
      content:"";
      position:absolute;
      inset:auto -80px -120px auto;
      width:300px;height:300px;
      background:radial-gradient(circle, rgba(216,138,45,.42), transparent 65%);
      border-radius:50%;
    }
    .visual-head{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:18px;
      position:relative;
      z-index:2;
      margin-bottom:24px;
    }
    .window-dots{display:flex;gap:7px}
    .window-dots span{width:10px;height:10px;border-radius:50%;background:rgba(255,247,239,.32)}
    .window-dots span:nth-child(1){background:var(--amber)}
    .mock-player{
      border-radius:24px;
      min-height:190px;
      padding:22px;
      background:
        linear-gradient(135deg, rgba(255,247,239,.10), rgba(255,247,239,.03)),
        repeating-linear-gradient(45deg, rgba(255,247,239,.05) 0 1px, transparent 1px 16px);
      border:1px solid rgba(255,247,239,.14);
      position:relative;
      z-index:2;
    }
    .play-circle{
      width:66px;height:66px;border-radius:50%;
      display:grid;place-items:center;
      background:var(--amber);
      color:var(--midnight);
      font-weight:900;
      margin:36px auto 18px;
      box-shadow:0 18px 38px rgba(216,138,45,.28);
    }
    .visual-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
      position:relative;
      z-index:2;
      margin-top:16px;
    }
    .mini-panel{
      border-radius:20px;
      background:rgba(255,247,239,.08);
      border:1px solid rgba(255,247,239,.12);
      padding:18px;
      min-height:120px;
      backdrop-filter:blur(2px);
    }
    .mini-panel strong{display:block;font-size:18px;margin-bottom:8px;color:#fff}
    .mini-panel p{font-size:14px;line-height:1.65;color:rgba(255,247,239,.72);margin:0}
    .meter{
      height:9px;
      border-radius:999px;
      background:rgba(255,247,239,.12);
      overflow:hidden;
      margin-top:18px;
    }
    .meter span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--amber),var(--teal))}
    .feature-grid{
      display:grid;
      grid-template-columns:repeat(12,1fr);
      gap:22px;
      margin-top:34px;
    }
    .feature-card{
      background:var(--card);
      border:1px solid var(--border-soft);
      border-radius:var(--radius);
      padding:28px;
      box-shadow:var(--shadow);
      transition:transform var(--ease),box-shadow var(--ease),border var(--ease);
      position:relative;
      overflow:hidden;
    }
    .feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(216,138,45,.38)}
    .feature-card:before{
      content:"";
      position:absolute;
      left:28px;right:28px;top:0;
      height:4px;
      border-radius:0 0 999px 999px;
      background:transparent;
      transition:background var(--ease);
    }
    .feature-card:hover:before{background:var(--amber)}
    .feature-large{grid-column:span 7;min-height:292px}
    .feature-mid{grid-column:span 5}
    .feature-small{grid-column:span 3}
    .feature-dark{
      background:linear-gradient(145deg,var(--midnight),var(--midnight-2));
      color:var(--light);
      border-color:rgba(255,247,239,.12);
    }
    .feature-dark .card-text,.feature-dark .link-arrow{color:rgba(255,247,239,.72)}
    .icon-box{
      width:50px;height:50px;border-radius:16px;
      display:grid;place-items:center;
      background:#FFF0DC;
      color:#8F5217;
      font-size:22px;
      font-weight:900;
      margin-bottom:18px;
    }
    .feature-dark .icon-box{background:rgba(216,138,45,.18);color:var(--amber)}
    .card-title{font-size:23px;line-height:1.35;font-weight:850;margin:0 0 12px}
    .card-text{color:var(--muted);margin:0;line-height:1.8}
    .link-arrow{
      display:inline-flex;
      gap:8px;
      align-items:center;
      margin-top:18px;
      color:#8F5217;
      font-weight:800;
      font-size:14px;
    }
    .category-entry{
      border-radius:30px;
      padding:34px;
      min-height:330px;
      background:var(--card);
      border:1px solid var(--border-soft);
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
      transition:transform var(--ease),box-shadow var(--ease),border var(--ease);
    }
    .category-entry:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(216,138,45,.36)}
    .category-entry.dark{
      background:linear-gradient(145deg,var(--midnight),#312039);
      color:var(--light);
    }
    .category-entry.dark .card-text{color:rgba(255,247,239,.76)}
    .category-art{
      height:118px;
      border-radius:22px;
      margin-bottom:22px;
      background:
        radial-gradient(circle at 20% 30%, rgba(216,138,45,.82), transparent 28%),
        radial-gradient(circle at 78% 62%, rgba(59,140,122,.55), transparent 28%),
        linear-gradient(135deg, rgba(142,75,111,.42), rgba(23,17,31,.92));
      position:relative;
      overflow:hidden;
    }
    .category-art:after{
      content:"";
      position:absolute;
      inset:18px;
      border:1px solid rgba(255,247,239,.28);
      border-radius:16px;
    }
    .masonry{
      columns:3 280px;
      column-gap:22px;
      margin-top:36px;
    }
    .scene-card{
      break-inside:avoid;
      display:inline-block;
      width:100%;
      margin:0 0 22px;
      border-radius:var(--radius);
      background:var(--card);
      border:1px solid var(--border-soft);
      box-shadow:var(--shadow);
      overflow:hidden;
      transition:transform var(--ease),box-shadow var(--ease),border var(--ease);
    }
    .scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(216,138,45,.35)}
    .scene-cover{
      height:150px;
      background:
        linear-gradient(135deg, rgba(216,138,45,.26), rgba(142,75,111,.28)),
        repeating-linear-gradient(90deg, rgba(23,17,31,.08) 0 1px, transparent 1px 18px);
      position:relative;
    }
    .scene-cover.tall{height:210px}
    .scene-cover.teal{background:linear-gradient(135deg, rgba(59,140,122,.30), rgba(216,138,45,.18)),repeating-linear-gradient(45deg, rgba(23,17,31,.07) 0 1px, transparent 1px 15px)}
    .scene-cover.dark{background:linear-gradient(135deg,var(--midnight),#3A2238)}
    .scene-body{padding:24px}
    .scene-body h3{font-size:22px;font-weight:850;margin:0 0 10px}
    .scene-body p{color:var(--muted);margin:0 0 16px;line-height:1.75}
    .plan-wrap{
      margin-top:36px;
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:22px;
    }
    .plan-card{
      background:var(--card);
      border:1px solid var(--border-soft);
      border-radius:30px;
      padding:30px;
      box-shadow:var(--shadow);
      transition:transform var(--ease),box-shadow var(--ease);
      position:relative;
    }
    .plan-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .plan-card.featured{
      background:linear-gradient(145deg,var(--midnight),#322039);
      color:var(--light);
      border-color:rgba(216,138,45,.42);
    }
    .plan-card.featured p,.plan-card.featured li{color:rgba(255,247,239,.76)}
    .recommend{
      position:absolute;
      top:18px;right:18px;
      background:var(--amber);
      color:var(--midnight);
      border-radius:999px;
      padding:6px 11px;
      font-size:12px;
      font-weight:900;
    }
    .plan-name{font-size:24px;font-weight:900;margin-bottom:10px}
    .plan-desc{color:var(--muted);min-height:58px}
    .check-list{list-style:none;padding:0;margin:24px 0;display:grid;gap:12px}
    .check-list li{
      position:relative;
      padding-left:28px;
      color:var(--text);
      line-height:1.65;
    }
    .check-list li:before{
      content:"✓";
      position:absolute;left:0;top:0;
      width:20px;height:20px;border-radius:50%;
      background:rgba(59,140,122,.14);
      color:var(--teal);
      display:grid;place-items:center;
      font-size:12px;
      font-weight:900;
    }
    .stats-band{
      background:linear-gradient(135deg,var(--midnight),#302037);
      color:var(--light);
      border-radius:34px;
      padding:34px;
      box-shadow:0 26px 64px rgba(23,17,31,.20);
      overflow:hidden;
      position:relative;
    }
    .stats-band:after{
      content:"";
      position:absolute;
      width:220px;height:220px;border-radius:50%;
      right:-80px;top:-80px;
      background:radial-gradient(circle, rgba(216,138,45,.34), transparent 68%);
    }
    .stat-item{position:relative;z-index:2}
    .stat-num{font-size:36px;font-weight:950;line-height:1;color:var(--amber);margin-bottom:8px}
    .stat-label{color:rgba(255,247,239,.76);font-weight:700}
    .accordion{display:grid;gap:14px;margin-top:34px}
    .accordion-item{
      border:1px solid var(--border-soft)!important;
      border-radius:18px!important;
      background:var(--card);
      overflow:hidden;
      box-shadow:0 12px 30px rgba(54,32,44,.06);
    }
    .accordion-button{
      background:var(--card)!important;
      color:var(--text)!important;
      font-weight:850;
      font-size:17px;
      line-height:1.5;
      padding:20px 22px;
      box-shadow:none!important;
    }
    .accordion-button:not(.collapsed){
      border-top:4px solid var(--amber);
      color:var(--midnight)!important;
    }
    .accordion-button:focus{box-shadow:0 0 0 4px rgba(216,138,45,.12)!important}
    .accordion-button::after{
      filter:saturate(0) brightness(.45);
    }
    .accordion-body{
      padding:0 22px 22px;
      color:var(--muted);
      line-height:1.85;
    }
    .cta{
      background:linear-gradient(145deg,var(--midnight),#33203A);
      border-radius:36px;
      padding:42px;
      color:var(--light);
      box-shadow:0 28px 72px rgba(23,17,31,.22);
      position:relative;
      overflow:hidden;
    }
    .cta:before{
      content:"";
      position:absolute;
      inset:-80px auto auto -80px;
      width:260px;height:260px;border-radius:50%;
      background:radial-gradient(circle, rgba(216,138,45,.30), transparent 68%);
    }
    .cta h2{font-size:34px;font-weight:900;line-height:1.25;margin:0 0 14px;position:relative}
    .cta p{color:rgba(255,247,239,.76);margin:0;position:relative}
    .contact-form{
      background:rgba(255,247,239,.08);
      border:1px solid rgba(255,247,239,.14);
      border-radius:26px;
      padding:24px;
      position:relative;
    }
    .form-control,.form-select{
      min-height:50px;
      border-radius:14px;
      border:1px solid var(--border);
      background:#FFFDFC;
      color:var(--text);
      padding:12px 15px;
      box-shadow:none!important;
      transition:border var(--ease),box-shadow var(--ease),background var(--ease);
    }
    textarea.form-control{min-height:108px;resize:vertical}
    .form-control:focus,.form-select:focus{
      border-color:var(--amber);
      box-shadow:0 0 0 4px rgba(216,138,45,.15)!important;
      background:#fff;
    }
    .form-label{
      color:var(--light);
      font-size:14px;
      font-weight:800;
      margin-bottom:7px;
    }
    .privacy-note{
      font-size:13px;
      color:rgba(255,247,239,.62);
      line-height:1.6;
      margin-top:12px;
    }
    .site-footer{
      margin-top:92px;
      background:var(--midnight);
      color:var(--light);
      padding:62px 0 28px;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-size:18px;
      font-weight:900;
      margin-bottom:16px;
    }
    .footer-text{color:rgba(255,247,239,.70);line-height:1.85;margin:0;max-width:430px}
    .footer-title{font-size:15px;font-weight:900;margin-bottom:16px;color:#fff}
    .footer-links{list-style:none;margin:0;padding:0;display:grid;gap:10px}
    .footer-links a{color:rgba(255,247,239,.70);font-weight:650}
    .footer-links a:hover{color:var(--amber);padding-left:3px}
    .footer-bottom{
      border-top:1px solid rgba(255,247,239,.12);
      margin-top:42px;
      padding-top:22px;
      display:flex;
      justify-content:space-between;
      gap:18px;
      flex-wrap:wrap;
      color:rgba(255,247,239,.62);
      font-size:14px;
    }
    .footer-bottom span{display:inline-flex;align-items:center;gap:8px}
    .divider-soft{
      height:1px;
      background:linear-gradient(90deg,transparent,var(--border),transparent);
      margin:0;
    }
    @media (max-width:1199px){
      .hero h1{font-size:48px}
      .nav-search{min-width:210px}
      .feature-large,.feature-mid{grid-column:span 6}
      .feature-small{grid-column:span 6}
    }
    @media (max-width:991px){
      .navbar-collapse{
        background:var(--card);
        border:1px solid var(--border);
        border-radius:24px;
        padding:18px;
        margin-top:12px;
        box-shadow:var(--shadow);
      }
      .nav-menu{gap:6px}
      .nav-actions{margin-top:14px;align-items:stretch!important}
      .nav-search{width:100%;min-width:0}
      .btn-nav,.nav-actions .btn-brand{width:100%}
      .hero{padding:56px 0 74px}
      .hero h1{font-size:40px}
      .visual-card{min-height:auto;margin-top:34px}
      .section{padding:70px 0}
      .section-title{font-size:32px}
      .plan-wrap{grid-template-columns:1fr}
      .stats-band{padding:28px}
    }
    @media (max-width:767px){
      body{font-size:15px}
      .navbar-brand{max-width:270px}
      .brand-text{font-size:15px}
      .logo-mark{width:40px;height:40px}
      .hero{padding:42px 0 58px}
      .hero h1{font-size:34px;letter-spacing:-.02em}
      .hero p{font-size:16px}
      .hero-actions .btn-brand,.hero-actions .btn-outline-brand{width:100%}
      .trust-row{gap:10px}
      .trust-pill{width:100%;justify-content:center}
      .visual-card{border-radius:26px;padding:20px}
      .visual-grid{grid-template-columns:1fr}
      .feature-grid{grid-template-columns:1fr;gap:18px}
      .feature-large,.feature-mid,.feature-small{grid-column:auto}
      .feature-card,.category-entry{padding:22px;border-radius:22px}
      .section{padding:56px 0}
      .section-sm{padding:44px 0}
      .section-title{font-size:28px}
      .masonry{columns:1}
      .cta{padding:26px;border-radius:26px}
      .cta h2{font-size:27px}
      .contact-form{padding:20px;border-radius:22px}
      .footer-bottom{display:grid}
    }
    @media (max-width:520px){
      .container-xl{padding-left:18px;padding-right:18px}
      .hero h1{font-size:32px}
      .section-title{font-size:26px}
      .category-entry{min-height:auto}
      .plan-card{padding:24px;border-radius:24px}
      .stat-num{font-size:30px}
    }

/* roulang page: category1 */
:root{
      --midnight:#17111F;
      --midnight-2:#241A2C;
      --amber:#D88A2D;
      --amber-dark:#BD7220;
      --rose:#8E4B6F;
      --safe:#3B8C7A;
      --bg:#F7F2EC;
      --card:#FFFDFC;
      --text:#2A2329;
      --muted:#6E646B;
      --light:#FFF7EF;
      --border:#E8DED7;
      --border-soft:rgba(42,35,41,.1);
      --shadow:0 18px 45px rgba(54,32,44,.10);
      --shadow-hover:0 24px 60px rgba(54,32,44,.16);
      --radius-xl:24px;
      --radius-md:14px;
      --radius-sm:10px;
      --container:1220px;
      --transition:.25s ease;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 7% 6%, rgba(216,138,45,.12), transparent 30%),
        radial-gradient(circle at 92% 14%, rgba(142,75,111,.12), transparent 28%),
        var(--bg);
      font-size:16px;
      line-height:1.8;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:color var(--transition),background var(--transition),border-color var(--transition),transform var(--transition)}
    img{max-width:100%;display:block}
    button,input,select,textarea{font:inherit}
    ::selection{background:rgba(216,138,45,.28)}
    .container-xl{max-width:var(--container)}
    .section{padding:82px 0}
    .section-tight{padding:58px 0}
    .section-title{
      font-size:clamp(28px,3vw,38px);
      line-height:1.25;
      font-weight:800;
      letter-spacing:-.04em;
      margin:0 0 16px;
      color:var(--text);
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 13px;
      border-radius:999px;
      background:#FFF0DC;
      color:#7A4618;
      font-size:13px;
      font-weight:700;
      margin-bottom:14px;
    }
    .section-desc{
      color:var(--muted);
      max-width:760px;
      line-height:1.85;
      margin:0;
    }
    .text-narrow{max-width:680px}

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(247,242,236,.96);
      border-bottom:1px solid rgba(232,222,215,.9);
      box-shadow:0 10px 30px rgba(54,32,44,.06);
    }
    .navbar{
      min-height:80px;
      padding:0;
    }
    .navbar-brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:250px;
      margin-right:18px;
      color:var(--midnight);
      font-weight:800;
      letter-spacing:-.03em;
    }
    .navbar-brand:hover{color:var(--midnight)}
    .logo-mark{
      width:42px;
      height:42px;
      flex:0 0 42px;
      border-radius:16px;
      background:
        linear-gradient(135deg, var(--amber), #F2B35F 42%, var(--rose)),
        var(--midnight);
      position:relative;
      box-shadow:0 12px 26px rgba(216,138,45,.24);
      overflow:hidden;
    }
    .logo-mark:before{
      content:"";
      position:absolute;
      inset:9px;
      border:2px solid rgba(255,247,239,.88);
      border-radius:10px;
    }
    .logo-mark:after{
      content:"";
      position:absolute;
      left:17px;
      top:13px;
      width:0;
      height:0;
      border-top:8px solid transparent;
      border-bottom:8px solid transparent;
      border-left:12px solid var(--light);
      filter:drop-shadow(0 2px 3px rgba(23,17,31,.18));
    }
    .brand-text{
      font-size:18px;
      white-space:nowrap;
      max-width:240px;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .nav-menu{
      gap:6px;
      align-items:center;
    }
    .nav-link{
      position:relative;
      color:var(--muted);
      font-size:15px;
      font-weight:700;
      padding:10px 13px!important;
      border-radius:999px;
    }
    .nav-link:hover{
      color:var(--midnight);
      background:#FFF4E5;
    }
    .nav-link.active{
      color:#7A4618;
      background:#FFF0DC;
    }
    .nav-link.active:after{
      content:"";
      position:absolute;
      left:50%;
      bottom:4px;
      width:22px;
      height:3px;
      border-radius:999px;
      background:var(--amber);
      transform:translateX(-50%);
    }
    .nav-actions{gap:10px}
    .nav-search{
      width:245px;
      position:relative;
    }
    .nav-search:before{
      content:"";
      position:absolute;
      left:15px;
      top:50%;
      width:14px;
      height:14px;
      border:2px solid var(--muted);
      border-radius:50%;
      transform:translateY(-50%);
      opacity:.72;
    }
    .nav-search:after{
      content:"";
      position:absolute;
      left:27px;
      top:48px;
      width:8px;
      height:2px;
      background:var(--muted);
      transform:rotate(45deg);
      transform-origin:left center;
      opacity:.72;
      display:none;
    }
    .nav-search input{
      width:100%;
      height:42px;
      border-radius:999px;
      border:1px solid var(--border);
      background:#FFFDFC;
      padding:0 14px 0 38px;
      color:var(--text);
      outline:none;
      font-size:14px;
      transition:border-color var(--transition),box-shadow var(--transition),background var(--transition);
    }
    .nav-search input:focus{
      border-color:var(--amber);
      box-shadow:0 0 0 4px rgba(216,138,45,.14);
      background:#fff;
    }
    .btn-nav,.btn-brand,.btn-primary-custom,.btn-secondary-custom{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:999px;
      font-weight:800;
      line-height:1.2;
      transition:transform var(--transition),box-shadow var(--transition),background var(--transition),border-color var(--transition),color var(--transition);
      white-space:nowrap;
    }
    .btn-nav{
      min-height:42px;
      padding:10px 16px;
      border:1px solid var(--border);
      background:#FFFDFC;
      color:var(--text);
      font-size:14px;
    }
    .btn-nav:hover{
      border-color:var(--amber);
      background:#FFF4E5;
      color:var(--midnight);
      transform:translateY(-2px);
    }
    .btn-brand,.btn-primary-custom{
      min-height:44px;
      padding:12px 22px;
      border:1px solid var(--amber);
      background:var(--amber);
      color:#21151C;
      font-size:14px;
      box-shadow:0 14px 28px rgba(216,138,45,.22);
    }
    .btn-brand:hover,.btn-primary-custom:hover{
      background:var(--amber-dark);
      border-color:var(--amber-dark);
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 18px 34px rgba(216,138,45,.30);
    }
    .btn-secondary-custom{
      min-height:44px;
      padding:12px 22px;
      border:1px solid var(--border);
      background:#FFFDFC;
      color:var(--text);
      font-size:14px;
    }
    .btn-secondary-custom:hover{
      border-color:var(--amber);
      background:#FFF4E5;
      transform:translateY(-2px);
    }
    .navbar-toggler{
      border:1px solid var(--border);
      border-radius:14px;
      padding:9px 11px;
      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%2842,35,41,.9%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }

    .inner-hero{
      padding:62px 0 48px;
      background:
        linear-gradient(135deg, rgba(23,17,31,.96), rgba(36,26,44,.92)),
        radial-gradient(circle at 82% 18%, rgba(216,138,45,.24), transparent 36%);
      color:var(--light);
      position:relative;
      overflow:hidden;
    }
    .inner-hero:before{
      content:"";
      position:absolute;
      width:380px;
      height:380px;
      right:-130px;
      top:-140px;
      border:1px solid rgba(255,247,239,.12);
      border-radius:50%;
    }
    .inner-hero:after{
      content:"";
      position:absolute;
      width:220px;
      height:220px;
      left:7%;
      bottom:-150px;
      background:radial-gradient(circle, rgba(216,138,45,.16), transparent 70%);
      border-radius:50%;
    }
    .breadcrumb-custom{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:9px;
      padding:0;
      margin:0 0 18px;
      list-style:none;
      color:rgba(255,247,239,.68);
      font-size:14px;
    }
    .breadcrumb-custom a:hover{color:var(--amber)}
    .breadcrumb-custom li:not(:last-child):after{
      content:"/";
      margin-left:9px;
      color:rgba(255,247,239,.38);
    }
    .inner-hero h1{
      max-width:760px;
      font-size:clamp(34px,4.2vw,52px);
      line-height:1.15;
      font-weight:800;
      letter-spacing:-.05em;
      margin:0;
    }
    .hero-note{
      position:relative;
      background:rgba(255,247,239,.08);
      border:1px solid rgba(255,247,239,.14);
      border-radius:var(--radius-xl);
      padding:26px;
      box-shadow:0 24px 60px rgba(0,0,0,.16);
    }
    .hero-note p{
      margin:12px 0 0;
      color:rgba(255,247,239,.78);
      line-height:1.85;
    }
    .badge-soft,.badge-dark,.tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      border-radius:999px;
      font-size:13px;
      line-height:1.4;
      font-weight:800;
      padding:7px 12px;
    }
    .badge-soft{
      background:#FFF0DC;
      color:#7A4618;
    }
    .badge-dark{
      background:rgba(255,247,239,.10);
      color:var(--light);
      border:1px solid rgba(255,247,239,.12);
    }
    .tag{
      background:#F7E7D5;
      color:#70451B;
      padding:6px 10px;
      font-size:12px;
    }
    .tag.safe{
      background:rgba(59,140,122,.12);
      color:#276E60;
    }
    .tag.rose{
      background:rgba(142,75,111,.13);
      color:#773D5B;
    }

    .layout-grid{
      display:grid;
      grid-template-columns:minmax(0, 1fr) 360px;
      gap:30px;
      align-items:start;
    }
    .main-stack{display:grid;gap:22px}
    .channel-item{
      display:grid;
      grid-template-columns:178px minmax(0,1fr);
      gap:22px;
      align-items:stretch;
      padding:20px;
      border-radius:var(--radius-xl);
      background:var(--card);
      border:1px solid var(--border-soft);
      box-shadow:var(--shadow);
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
      overflow:hidden;
    }
    .channel-item:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(216,138,45,.42);
    }
    .channel-thumb{
      min-height:158px;
      border-radius:20px;
      background:
        linear-gradient(135deg, rgba(216,138,45,.86), rgba(142,75,111,.88)),
        var(--midnight);
      position:relative;
      overflow:hidden;
    }
    .channel-thumb:before{
      content:"";
      position:absolute;
      inset:18px;
      border:1px solid rgba(255,247,239,.4);
      border-radius:18px;
    }
    .channel-thumb:after{
      content:"";
      position:absolute;
      width:72px;
      height:72px;
      right:-16px;
      bottom:-14px;
      background:rgba(255,247,239,.2);
      border-radius:24px;
      transform:rotate(20deg);
    }
    .channel-thumb .play-dot{
      position:absolute;
      left:50%;
      top:50%;
      width:54px;
      height:54px;
      border-radius:50%;
      background:rgba(23,17,31,.72);
      transform:translate(-50%,-50%);
      box-shadow:0 12px 30px rgba(23,17,31,.26);
    }
    .channel-thumb .play-dot:after{
      content:"";
      position:absolute;
      left:22px;
      top:16px;
      width:0;
      height:0;
      border-top:11px solid transparent;
      border-bottom:11px solid transparent;
      border-left:16px solid var(--light);
    }
    .channel-content h2{
      font-size:24px;
      line-height:1.3;
      font-weight:800;
      margin:0 0 10px;
      letter-spacing:-.03em;
    }
    .channel-content p{
      margin:0 0 14px;
      color:var(--muted);
      line-height:1.85;
    }
    .tag-row{
      display:flex;
      gap:8px;
      flex-wrap:wrap;
      margin-bottom:16px;
    }
    .text-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#7A4618;
      font-weight:800;
      font-size:14px;
    }
    .text-link:after{
      content:"→";
      transition:transform var(--transition);
    }
    .text-link:hover{
      color:var(--amber-dark);
    }
    .text-link:hover:after{transform:translateX(4px)}

    .member-banner{
      border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg, rgba(23,17,31,.98), rgba(36,26,44,.94)),
        radial-gradient(circle at right top, rgba(216,138,45,.28), transparent 38%);
      color:var(--light);
      padding:30px;
      box-shadow:0 26px 60px rgba(23,17,31,.20);
      overflow:hidden;
      position:relative;
    }
    .member-banner:before{
      content:"";
      position:absolute;
      right:22px;
      top:22px;
      width:92px;
      height:92px;
      border-radius:32px;
      border:1px solid rgba(255,247,239,.14);
      transform:rotate(18deg);
    }
    .member-banner h2{
      font-size:30px;
      font-weight:800;
      line-height:1.25;
      margin:12px 0 10px;
      letter-spacing:-.04em;
    }
    .member-banner p{
      color:rgba(255,247,239,.78);
      margin:0 0 22px;
      max-width:720px;
    }
    .benefit-grid{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:14px;
    }
    .benefit{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:15px;
      border-radius:18px;
      background:rgba(255,247,239,.08);
      border:1px solid rgba(255,247,239,.12);
    }
    .benefit-icon{
      width:34px;
      height:34px;
      flex:0 0 34px;
      border-radius:12px;
      background:rgba(216,138,45,.18);
      color:var(--amber);
      display:grid;
      place-items:center;
      font-weight:900;
    }
    .benefit strong{display:block;line-height:1.35}
    .benefit span{
      display:block;
      margin-top:3px;
      color:rgba(255,247,239,.66);
      font-size:13px;
      line-height:1.6;
    }

    .side-stack{
      position:sticky;
      top:104px;
      display:grid;
      gap:18px;
    }
    .side-card{
      border-radius:var(--radius-xl);
      background:var(--card);
      border:1px solid var(--border-soft);
      box-shadow:var(--shadow);
      padding:22px;
    }
    .side-card.dark{
      background:linear-gradient(135deg,var(--midnight),var(--midnight-2));
      color:var(--light);
      border-color:rgba(255,247,239,.1);
    }
    .side-title{
      font-size:18px;
      font-weight:800;
      margin:0 0 14px;
      letter-spacing:-.02em;
    }
    .side-card p{
      color:var(--muted);
      margin:0 0 16px;
      line-height:1.75;
    }
    .side-card.dark p{color:rgba(255,247,239,.72)}
    .sidebar-search{
      display:flex;
      gap:8px;
    }
    .form-control,.form-select{
      min-height:50px;
      border-radius:14px;
      border:1px solid var(--border);
      background:#FFFDFC;
      color:var(--text);
      padding:12px 14px;
      box-shadow:none!important;
      transition:border-color var(--transition),box-shadow var(--transition),background var(--transition);
    }
    textarea.form-control{min-height:118px}
    .form-control:focus,.form-select:focus{
      border-color:var(--amber);
      box-shadow:0 0 0 4px rgba(216,138,45,.15)!important;
      background:#fff;
    }
    .sidebar-search .form-control{min-width:0}
    .sidebar-search .btn-primary-custom{
      min-width:78px;
      padding-left:16px;
      padding-right:16px;
    }
    .tag-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:9px;
    }
    .notice-icon{
      width:46px;
      height:46px;
      border-radius:16px;
      background:rgba(216,138,45,.16);
      color:var(--amber);
      display:grid;
      place-items:center;
      font-size:22px;
      font-weight:900;
      margin-bottom:14px;
    }
    .mini-list{
      padding:0;
      margin:0;
      list-style:none;
      display:grid;
      gap:12px;
    }
    .mini-list li{
      display:flex;
      gap:10px;
      color:var(--muted);
      line-height:1.65;
      font-size:14px;
    }
    .mini-list li:before{
      content:"";
      width:8px;
      height:8px;
      margin-top:9px;
      border-radius:50%;
      background:var(--safe);
      flex:0 0 8px;
    }

    .organize-panel{
      background:#FFFDFC;
      border-top:1px solid var(--border);
      border-bottom:1px solid var(--border);
    }
    .matrix-grid{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:24px;
      align-items:stretch;
    }
    .matrix-card{
      border-radius:var(--radius-xl);
      padding:28px;
      border:1px solid var(--border-soft);
      background:var(--card);
      box-shadow:var(--shadow);
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
    }
    .matrix-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(216,138,45,.38);
    }
    .matrix-card.featured{
      background:
        linear-gradient(135deg,rgba(36,26,44,.98),rgba(23,17,31,.96)),
        var(--midnight);
      color:var(--light);
    }
    .matrix-card h3{
      font-size:24px;
      font-weight:800;
      margin:14px 0 10px;
      letter-spacing:-.03em;
    }
    .matrix-card p{
      color:var(--muted);
      margin:0;
    }
    .matrix-card.featured p{color:rgba(255,247,239,.72)}
    .policy-list{
      margin:20px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:12px;
    }
    .policy-list li{
      padding:13px 14px;
      border-radius:16px;
      background:rgba(216,138,45,.08);
      color:var(--text);
      font-weight:700;
      line-height:1.45;
    }
    .featured .policy-list li{
      background:rgba(255,247,239,.08);
      color:var(--light);
      border:1px solid rgba(255,247,239,.10);
    }

    .recommend-row{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:22px;
    }
    .recommend-card{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:20px;
      border-radius:var(--radius-xl);
      background:var(--card);
      border:1px solid var(--border-soft);
      box-shadow:var(--shadow);
      padding:24px;
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
    }
    .recommend-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(216,138,45,.38);
    }
    .recommend-card h3{
      font-size:22px;
      font-weight:800;
      margin:0 0 8px;
    }
    .recommend-card p{
      margin:0;
      color:var(--muted);
      line-height:1.7;
    }

    .faq-section{
      background:
        radial-gradient(circle at 12% 20%, rgba(216,138,45,.10), transparent 26%),
        #F5ECE4;
    }
    .accordion{display:grid;gap:14px}
    .accordion-item{
      border:1px solid var(--border-soft)!important;
      border-radius:18px!important;
      background:var(--card);
      box-shadow:0 12px 32px rgba(54,32,44,.07);
      overflow:hidden;
    }
    .accordion-button{
      border-radius:18px!important;
      background:var(--card)!important;
      color:var(--text)!important;
      font-weight:800;
      font-size:17px;
      padding:20px 22px;
      box-shadow:none!important;
    }
    .accordion-button:focus{
      box-shadow:0 0 0 4px rgba(216,138,45,.14)!important;
      border-color:var(--amber)!important;
    }
    .accordion-button:not(.collapsed){
      color:var(--midnight)!important;
      background:#FFF4E5!important;
    }
    .accordion-button:not(.collapsed):before{
      content:"";
      position:absolute;
      left:0;
      top:0;
      bottom:0;
      width:5px;
      background:var(--amber);
    }
    .accordion-button::after{
      filter:sepia(1) saturate(1.4) hue-rotate(350deg);
    }
    .accordion-body{
      padding:0 22px 22px;
      color:var(--muted);
      line-height:1.85;
      background:#FFFDFB;
    }

    .cta-band{
      border-radius:30px;
      background:
        linear-gradient(135deg, rgba(23,17,31,.98), rgba(36,26,44,.96)),
        radial-gradient(circle at 88% 10%, rgba(216,138,45,.28), transparent 30%);
      color:var(--light);
      padding:34px;
      box-shadow:0 28px 70px rgba(23,17,31,.22);
      overflow:hidden;
      position:relative;
    }
    .cta-band:after{
      content:"";
      position:absolute;
      right:-70px;
      bottom:-90px;
      width:260px;
      height:260px;
      border-radius:50%;
      border:1px solid rgba(255,247,239,.12);
    }
    .cta-band h2{
      font-size:clamp(26px,3vw,36px);
      font-weight:800;
      line-height:1.25;
      letter-spacing:-.04em;
      margin:0 0 12px;
    }
    .cta-band p{
      color:rgba(255,247,239,.72);
      margin:0;
      max-width:720px;
    }
    .contact-form{
      position:relative;
      background:rgba(255,247,239,.08);
      border:1px solid rgba(255,247,239,.12);
      border-radius:24px;
      padding:22px;
    }
    .contact-form label{
      color:rgba(255,247,239,.82);
      font-weight:700;
      font-size:14px;
      margin-bottom:6px;
    }
    .contact-form .form-control,.contact-form .form-select{
      background:rgba(255,253,252,.96);
    }
    .privacy-note{
      color:rgba(255,247,239,.60);
      font-size:13px;
      line-height:1.6;
      margin:10px 0 0;
    }

    .site-footer{
      background:var(--midnight);
      color:var(--light);
      padding:58px 0 24px;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-size:20px;
      font-weight:800;
      letter-spacing:-.03em;
      margin-bottom:14px;
    }
    .footer-text{
      max-width:520px;
      color:rgba(255,247,239,.68);
      margin:0;
      line-height:1.85;
    }
    .footer-title{
      color:#FFF0DC;
      font-weight:800;
      margin-bottom:14px;
    }
    .footer-links{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:rgba(255,247,239,.66);
      font-size:14px;
    }
    .footer-links a:hover{
      color:var(--amber);
      padding-left:3px;
    }
    .footer-bottom{
      margin-top:38px;
      padding-top:22px;
      border-top:1px solid rgba(255,247,239,.12);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      color:rgba(255,247,239,.54);
      font-size:13px;
      flex-wrap:wrap;
    }

    @media (max-width:1199px){
      .navbar-brand{min-width:auto}
      .brand-text{max-width:190px}
      .nav-search{width:190px}
      .layout-grid{grid-template-columns:minmax(0,1fr) 320px}
      .channel-item{grid-template-columns:150px minmax(0,1fr)}
    }
    @media (max-width:991px){
      .navbar{padding:12px 0;min-height:auto}
      .navbar-collapse{
        padding:18px 0 8px;
      }
      .nav-menu{
        align-items:stretch;
        gap:8px;
        margin:4px 0 14px!important;
      }
      .nav-link{
        padding:12px 14px!important;
      }
      .nav-link.active:after{display:none}
      .nav-actions{
        align-items:stretch!important;
        flex-direction:column;
      }
      .nav-search{width:100%}
      .btn-nav,.btn-brand{width:100%}
      .layout-grid{grid-template-columns:1fr}
      .side-stack{position:static}
      .matrix-grid{grid-template-columns:1fr}
      .recommend-row{grid-template-columns:1fr}
      .section{padding:64px 0}
    }
    @media (max-width:767px){
      .inner-hero{padding:44px 0 36px}
      .hero-note{margin-top:20px;padding:22px}
      .channel-item{
        grid-template-columns:1fr;
        padding:18px;
      }
      .channel-thumb{min-height:170px}
      .benefit-grid,.policy-list{grid-template-columns:1fr}
      .member-banner{padding:24px}
      .cta-band{padding:24px;border-radius:24px}
      .contact-form{margin-top:20px}
      .sidebar-search{flex-direction:column}
      .sidebar-search .btn-primary-custom{width:100%}
      .recommend-card{
        flex-direction:column;
        align-items:flex-start;
      }
    }
    @media (max-width:520px){
      .brand-text{max-width:210px;font-size:16px}
      .logo-mark{width:38px;height:38px;flex-basis:38px;border-radius:14px}
      .section{padding:52px 0}
      .section-tight{padding:42px 0}
      .channel-content h2{font-size:21px}
      .member-banner h2{font-size:25px}
      .side-card,.matrix-card{padding:20px}
      .footer-bottom{display:grid}
    }

/* roulang page: category2 */
:root{
      --midnight:#17111F;
      --midnight-2:#241A2C;
      --amber:#D88A2D;
      --amber-dark:#BD7220;
      --rose:#8E4B6F;
      --green:#3B8C7A;
      --bg:#F7F2EC;
      --card:#FFFDFC;
      --text:#2A2329;
      --muted:#6E646B;
      --light:#FFF7EF;
      --border:#E8DED7;
      --border-soft:rgba(42,35,41,.1);
      --shadow:0 18px 45px rgba(54,32,44,.10);
      --shadow-hover:0 24px 60px rgba(54,32,44,.16);
      --radius:24px;
      --radius-sm:14px;
      --container:1220px;
      --ease:.25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 8% 3%, rgba(216,138,45,.13), transparent 28%),
        radial-gradient(circle at 88% 10%, rgba(142,75,111,.12), transparent 30%),
        var(--bg);
      line-height:1.8;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease),transform var(--ease)}
    a:hover{color:var(--amber)}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    ::selection{background:rgba(216,138,45,.25)}
    .container-xl{max-width:var(--container)}
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(247,242,236,.96);
      border-bottom:1px solid rgba(232,222,215,.78);
      box-shadow:0 10px 30px rgba(54,32,44,.06);
    }
    .navbar{min-height:82px;padding:0}
    .navbar-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-weight:800;
      color:var(--midnight);
      letter-spacing:-.02em;
      max-width:330px;
      white-space:normal;
      line-height:1.2;
    }
    .logo-mark{
      width:42px;
      height:42px;
      border-radius:15px;
      display:inline-flex;
      flex:0 0 auto;
      position:relative;
      background:
        linear-gradient(135deg, var(--amber), #F2B566 42%, var(--rose));
      box-shadow:0 12px 26px rgba(216,138,45,.22);
      overflow:hidden;
    }
    .logo-mark:before{
      content:"";
      position:absolute;
      inset:10px 9px;
      border:2px solid rgba(23,17,31,.72);
      border-radius:8px;
      background:rgba(255,247,239,.28);
    }
    .logo-mark:after{
      content:"";
      position:absolute;
      left:18px;
      top:14px;
      width:0;
      height:0;
      border-top:7px solid transparent;
      border-bottom:7px solid transparent;
      border-left:10px solid var(--midnight);
      filter:drop-shadow(0 1px 0 rgba(255,255,255,.2));
    }
    .brand-text{font-size:17px}
    .nav-menu{gap:8px}
    .nav-link{
      position:relative;
      color:var(--text);
      font-weight:700;
      padding:10px 14px!important;
      border-radius:999px;
      font-size:15px;
    }
    .nav-link:hover{background:#FFF4E5;color:var(--midnight)}
    .nav-link.active{
      background:rgba(216,138,45,.14);
      color:var(--midnight);
    }
    .nav-link.active:after{
      content:"";
      position:absolute;
      left:50%;
      bottom:4px;
      width:22px;
      height:3px;
      border-radius:999px;
      transform:translateX(-50%);
      background:var(--amber);
    }
    .nav-actions{gap:10px}
    .nav-search{position:relative}
    .nav-search:before{
      content:"";
      position:absolute;
      left:15px;
      top:50%;
      width:14px;
      height:14px;
      transform:translateY(-50%);
      border:2px solid var(--muted);
      border-radius:50%;
      opacity:.7;
    }
    .nav-search:after{
      content:"";
      position:absolute;
      left:27px;
      top:48%;
      width:7px;
      height:2px;
      background:var(--muted);
      transform:rotate(45deg);
      border-radius:8px;
      opacity:.7;
    }
    .nav-search input{
      width:250px;
      height:42px;
      border-radius:999px;
      border:1px solid var(--border);
      background:#FFFDFC;
      padding:0 16px 0 40px;
      color:var(--text);
      outline:none;
      transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
    }
    .nav-search input:focus{
      border-color:var(--amber);
      box-shadow:0 0 0 4px rgba(216,138,45,.15);
      background:#fff;
    }
    .btn-nav,.btn-brand,.btn-main,.btn-soft,.btn-outline-light-custom{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:42px;
      border-radius:999px;
      font-weight:800;
      line-height:1.2;
      border:1px solid transparent;
      transition:all var(--ease);
      white-space:nowrap;
    }
    .btn-nav{
      padding:10px 18px;
      background:#FFFDFC;
      color:var(--text);
      border-color:var(--border);
    }
    .btn-nav:hover,.btn-soft:hover{
      border-color:var(--amber);
      background:#FFF4E5;
      color:var(--midnight);
      transform:translateY(-2px);
    }
    .btn-brand,.btn-main{
      padding:11px 22px;
      background:var(--amber);
      color:var(--midnight);
      box-shadow:0 14px 30px rgba(216,138,45,.22);
    }
    .btn-brand:hover,.btn-main:hover{
      background:var(--amber-dark);
      color:#fff;
      transform:translateY(-2px);
      box-shadow:0 18px 38px rgba(189,114,32,.28);
    }
    .btn-soft{
      padding:11px 22px;
      background:#FFFDFC;
      border:1px solid var(--border);
      color:var(--text);
    }
    .btn-outline-light-custom{
      padding:11px 22px;
      color:var(--light);
      border-color:rgba(255,247,239,.48);
      background:transparent;
    }
    .btn-outline-light-custom:hover{
      background:rgba(255,247,239,.12);
      color:#fff;
      border-color:var(--amber);
      transform:translateY(-2px);
    }
    .navbar-toggler{
      border:1px solid var(--border);
      border-radius:14px;
      padding:9px 11px;
      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%2823,17,31,.86%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }
    .section{padding:82px 0}
    .section-tight{padding:58px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 13px;
      border-radius:999px;
      background:#FFF0DC;
      color:#7A4714;
      font-size:13px;
      font-weight:800;
      margin-bottom:18px;
    }
    .eyebrow.dark{background:rgba(216,138,45,.16);color:#FFD28F}
    .badge-pill{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 12px;
      border-radius:999px;
      font-size:13px;
      font-weight:800;
      color:#7A4714;
      background:#FFF0DC;
      border:1px solid rgba(216,138,45,.22);
    }
    .badge-green{
      color:#0F5B4A;
      background:rgba(59,140,122,.12);
      border-color:rgba(59,140,122,.22);
    }
    .breadcrumb-wrap{
      display:flex;
      align-items:center;
      gap:8px;
      flex-wrap:wrap;
      font-size:14px;
      color:var(--muted);
      margin-bottom:18px;
    }
    .breadcrumb-wrap a{font-weight:700;color:var(--text)}
    .breadcrumb-wrap a:hover{color:var(--amber)}
    .inner-hero{
      position:relative;
      padding:72px 0 64px;
      background:
        linear-gradient(135deg, rgba(255,253,252,.84), rgba(255,240,220,.62)),
        radial-gradient(circle at 78% 20%, rgba(142,75,111,.17), transparent 34%);
      border-bottom:1px solid rgba(232,222,215,.75);
      overflow:hidden;
    }
    .inner-hero:before{
      content:"";
      position:absolute;
      right:-110px;
      top:-130px;
      width:360px;
      height:360px;
      border-radius:50%;
      border:34px solid rgba(216,138,45,.12);
    }
    .hero-title{
      font-size:clamp(32px,5vw,52px);
      line-height:1.15;
      font-weight:850;
      letter-spacing:-.04em;
      margin:0 0 18px;
      color:var(--midnight);
    }
    .hero-desc{
      color:var(--muted);
      font-size:17px;
      max-width:640px;
      margin:0;
    }
    .commitment-panel{
      position:relative;
      padding:26px;
      border-radius:var(--radius);
      background:var(--midnight);
      color:var(--light);
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .commitment-panel:before{
      content:"";
      position:absolute;
      inset:-45% -20% auto auto;
      width:240px;
      height:240px;
      border-radius:50%;
      background:rgba(216,138,45,.18);
    }
    .commitment-item{
      position:relative;
      display:flex;
      gap:14px;
      padding:14px 0;
      border-bottom:1px solid rgba(255,247,239,.12);
    }
    .commitment-item:last-child{border-bottom:0;padding-bottom:0}
    .commitment-icon{
      width:34px;
      height:34px;
      border-radius:12px;
      flex:0 0 auto;
      display:grid;
      place-items:center;
      color:var(--midnight);
      background:var(--amber);
      font-weight:900;
    }
    .commitment-item strong{display:block;margin-bottom:2px}
    .commitment-item span{color:rgba(255,247,239,.72);font-size:14px}
    .section-head{
      margin-bottom:34px;
      display:flex;
      justify-content:space-between;
      gap:24px;
      align-items:end;
    }
    .section-head h2{
      font-size:clamp(26px,3.2vw,38px);
      line-height:1.25;
      font-weight:850;
      letter-spacing:-.03em;
      margin:0;
      color:var(--midnight);
    }
    .section-head p{
      margin:0;
      color:var(--muted);
      max-width:480px;
    }
    .principle-card,.info-card,.timeline-card,.value-card,.form-card,.side-note{
      background:var(--card);
      border:1px solid var(--border-soft);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
      transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
    }
    .principle-card:hover,.info-card:hover,.timeline-card:hover,.value-card:hover,.side-note:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(216,138,45,.42);
    }
    .principle-card{padding:28px;height:100%}
    .principle-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      margin-bottom:18px;
    }
    .principle-icon{
      width:54px;
      height:54px;
      border-radius:18px;
      display:grid;
      place-items:center;
      font-size:23px;
      background:linear-gradient(135deg, #FFF0DC, rgba(142,75,111,.12));
      color:var(--amber-dark);
      font-weight:900;
    }
    .principle-card h3,.info-card h3,.value-card h3,.form-card h3{
      font-size:22px;
      line-height:1.35;
      font-weight:850;
      margin:0 0 10px;
      color:var(--midnight);
    }
    .principle-card p,.info-card p,.value-card p{color:var(--muted);margin:0}
    .dark-band{
      position:relative;
      background:
        linear-gradient(135deg, var(--midnight), var(--midnight-2) 55%, #321D2E);
      color:var(--light);
      border-radius:32px;
      padding:34px;
      overflow:hidden;
      box-shadow:0 28px 80px rgba(23,17,31,.22);
    }
    .dark-band:after{
      content:"";
      position:absolute;
      right:-40px;
      bottom:-70px;
      width:230px;
      height:230px;
      background:radial-gradient(circle, rgba(216,138,45,.28), transparent 67%);
      border-radius:50%;
    }
    .dark-band h2{color:var(--light);margin-bottom:12px}
    .dark-band p{color:rgba(255,247,239,.74);margin-bottom:0}
    .stat-row{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:14px;
      margin-top:26px;
      position:relative;
      z-index:1;
    }
    .stat-mini{
      border-radius:18px;
      padding:18px;
      background:rgba(255,247,239,.08);
      border:1px solid rgba(255,247,239,.12);
    }
    .stat-mini b{display:block;font-size:24px;color:#FFD28F;line-height:1.1}
    .stat-mini span{display:block;color:rgba(255,247,239,.7);font-size:13px;margin-top:8px}
    .timeline{
      position:relative;
      display:grid;
      gap:22px;
      padding-left:34px;
    }
    .timeline:before{
      content:"";
      position:absolute;
      left:12px;
      top:14px;
      bottom:14px;
      width:2px;
      background:linear-gradient(var(--rose), rgba(142,75,111,.12));
    }
    .timeline-card{
      position:relative;
      padding:24px 26px;
    }
    .timeline-card:before{
      content:"";
      position:absolute;
      left:-31px;
      top:26px;
      width:18px;
      height:18px;
      border-radius:50%;
      background:var(--amber);
      border:5px solid #FFF0DC;
      box-shadow:0 0 0 4px rgba(216,138,45,.16);
    }
    .timeline-card .step{
      color:var(--amber-dark);
      font-size:13px;
      font-weight:900;
      letter-spacing:.06em;
      margin-bottom:8px;
    }
    .timeline-card h3{font-size:22px;font-weight:850;margin:0 0 8px;color:var(--midnight)}
    .timeline-card p{margin:0;color:var(--muted)}
    .info-card{padding:28px;height:100%}
    .info-list,.value-list{
      list-style:none;
      padding:0;
      margin:18px 0 0;
      display:grid;
      gap:12px;
    }
    .info-list li,.value-list li{
      position:relative;
      padding-left:28px;
      color:var(--text);
    }
    .info-list li:before,.value-list li:before{
      content:"";
      position:absolute;
      left:0;
      top:.62em;
      width:13px;
      height:13px;
      border-radius:50%;
      background:rgba(216,138,45,.18);
      border:3px solid var(--amber);
    }
    .cooperation-wrap{
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:28px;
      align-items:stretch;
    }
    .value-card{padding:32px}
    .value-grid{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:16px;
      margin-top:24px;
    }
    .value-tile{
      padding:18px;
      border-radius:18px;
      background:#FBF5EE;
      border:1px solid var(--border);
    }
    .value-tile strong{display:block;color:var(--midnight);margin-bottom:4px}
    .value-tile span{font-size:14px;color:var(--muted)}
    .form-card{
      padding:30px;
      background:
        linear-gradient(180deg, #FFFDFC, #FFF8EF);
    }
    .form-label{
      font-weight:800;
      color:var(--text);
      margin-bottom:8px;
      font-size:14px;
    }
    .form-control,.form-select{
      min-height:52px;
      border-radius:14px;
      border:1px solid var(--border);
      background:#fff;
      color:var(--text);
      padding:12px 15px;
      box-shadow:none!important;
    }
    textarea.form-control{min-height:128px;resize:vertical}
    .form-control:focus,.form-select:focus{
      border-color:var(--amber);
      box-shadow:0 0 0 4px rgba(216,138,45,.15)!important;
    }
    .privacy-note{
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
      margin-top:12px;
    }
    .aside-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .side-note{padding:24px}
    .side-note strong{
      display:block;
      font-size:18px;
      color:var(--midnight);
      margin-bottom:8px;
    }
    .side-note p{margin:0;color:var(--muted);font-size:15px}
    .faq-section{background:rgba(255,253,252,.5)}
    .accordion{display:grid;gap:14px}
    .accordion-item{
      border:1px solid var(--border-soft)!important;
      border-radius:18px!important;
      overflow:hidden;
      background:#FFFDFC;
      box-shadow:0 12px 30px rgba(54,32,44,.06);
    }
    .accordion-button{
      background:#FFFDFC!important;
      color:var(--midnight)!important;
      font-weight:850;
      padding:20px 22px;
      box-shadow:none!important;
      border-left:4px solid transparent;
      line-height:1.5;
    }
    .accordion-button:not(.collapsed){
      border-left-color:var(--amber);
      background:#FFF8EF!important;
    }
    .accordion-button:focus{box-shadow:0 0 0 4px rgba(216,138,45,.14)!important}
    .accordion-button::after{
      filter:sepia(1) saturate(2) hue-rotate(350deg);
    }
    .accordion-body{
      color:var(--muted);
      padding:0 24px 22px 26px;
      line-height:1.8;
    }
    .cta-panel{
      background:
        radial-gradient(circle at 90% 10%, rgba(216,138,45,.18), transparent 32%),
        linear-gradient(135deg, var(--midnight), #25172C 70%);
      border-radius:32px;
      padding:38px;
      color:var(--light);
      box-shadow:0 30px 90px rgba(23,17,31,.24);
      overflow:hidden;
    }
    .cta-panel h2{
      font-size:clamp(26px,3.2vw,38px);
      line-height:1.25;
      font-weight:850;
      margin:0 0 12px;
    }
    .cta-panel p{color:rgba(255,247,239,.75);margin:0}
    .cta-actions{
      display:flex;
      gap:12px;
      justify-content:flex-end;
      flex-wrap:wrap;
    }
    .site-footer{
      background:var(--midnight);
      color:var(--light);
      padding:58px 0 24px;
      margin-top:20px;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      font-size:20px;
      font-weight:850;
      margin-bottom:16px;
    }
    .footer-text{
      color:rgba(255,247,239,.68);
      max-width:520px;
      margin:0;
    }
    .footer-title{
      color:#FFD28F;
      font-weight:850;
      margin-bottom:14px;
      font-size:15px;
    }
    .footer-links{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:rgba(255,247,239,.72);
      font-size:14px;
    }
    .footer-links a:hover{color:var(--amber)}
    .footer-bottom{
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
      margin-top:38px;
      padding-top:20px;
      border-top:1px solid rgba(255,247,239,.12);
      color:rgba(255,247,239,.58);
      font-size:13px;
    }
    @media (max-width:1199px){
      .nav-search input{width:210px}
      .brand-text{font-size:16px}
      .stat-row{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:991px){
      .navbar{padding:12px 0;min-height:auto}
      .navbar-collapse{
        padding:16px 0 10px;
        border-top:1px solid var(--border);
        margin-top:12px;
      }
      .nav-menu{gap:4px;margin-bottom:14px}
      .nav-link{padding:11px 12px!important}
      .nav-link.active:after{display:none}
      .nav-actions{
        align-items:stretch!important;
        flex-direction:column;
      }
      .nav-search input{width:100%}
      .btn-nav,.btn-brand{width:100%}
      .section{padding:62px 0}
      .section-head{display:block}
      .section-head p{margin-top:12px}
      .cooperation-wrap{grid-template-columns:1fr}
      .aside-grid{grid-template-columns:1fr}
      .cta-actions{justify-content:flex-start;margin-top:22px}
    }
    @media (max-width:767px){
      body{font-size:15px}
      .inner-hero{padding:50px 0}
      .commitment-panel{margin-top:26px}
      .section{padding:52px 0}
      .section-tight{padding:42px 0}
      .dark-band,.cta-panel{border-radius:24px;padding:26px}
      .stat-row,.value-grid{grid-template-columns:1fr}
      .timeline{padding-left:26px}
      .timeline:before{left:8px}
      .timeline-card:before{left:-27px}
      .footer-bottom{display:grid}
    }
    @media (max-width:520px){
      .navbar-brand{max-width:260px}
      .brand-text{font-size:14px}
      .logo-mark{width:38px;height:38px;border-radius:13px}
      .hero-title{font-size:32px}
      .principle-card,.info-card,.timeline-card,.value-card,.form-card,.side-note{padding:22px}
      .btn-main,.btn-soft,.btn-outline-light-custom{width:100%}
      .cta-actions{width:100%}
      .breadcrumb-wrap{font-size:13px}
    }