/* roulang page: index */
:root{
      --primary:#2563EB;
      --primary-dark:#1D4ED8;
      --primary-soft:#EFF6FF;
      --primary-line:#DBEAFE;
      --accent:#0EA5E9;
      --accent-soft:#E0F2FE;
      --warning:#F59E0B;
      --warning-soft:#FFF7ED;
      --bg:#F7FAFC;
      --bg-2:#F8FAFF;
      --card:#FFFFFF;
      --text:#111827;
      --muted:#64748B;
      --muted-2:#4B5563;
      --border:#E5E7EB;
      --border-blue:rgba(37,99,235,.12);
      --shadow-sm:0 8px 24px rgba(37,99,235,.06);
      --shadow:0 16px 40px rgba(37,99,235,.09);
      --shadow-lg:0 22px 60px rgba(37,99,235,.13);
      --radius-sm:14px;
      --radius:20px;
      --radius-lg:28px;
      --container:1200px;
      --transition:190ms ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 8% 2%, rgba(56,189,248,.14), transparent 28%),
        linear-gradient(180deg, #F8FAFF 0%, #F7FAFC 42%, #FFFFFF 100%);
      line-height:1.78;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:color var(--transition),background var(--transition),border-color var(--transition),transform var(--transition),box-shadow var(--transition)}
    a:hover{color:var(--primary)}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
      outline:3px solid rgba(37,99,235,.22);
      outline-offset:3px;
    }
    .site-container{max-width:var(--container);margin:0 auto;padding:0 20px}
    .section{padding:78px 0}
    .section-tight{padding:56px 0}
    .section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--primary);
      background:var(--primary-soft);
      border:1px solid var(--primary-line);
      border-radius:999px;
      padding:7px 12px;
      font-size:13px;
      font-weight:800;
      letter-spacing:.02em;
    }
    .section-kicker::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(14,165,233,.12)}
    h1,h2,h3,h4,p{margin-top:0}
    h1{font-size:clamp(2rem,4.2vw,3.35rem);line-height:1.18;font-weight:850;letter-spacing:-.04em;margin-bottom:18px}
    h2{font-size:clamp(1.55rem,2.6vw,2.25rem);line-height:1.25;font-weight:820;letter-spacing:-.03em;margin-bottom:12px}
    h3{font-size:1.18rem;line-height:1.35;font-weight:780;margin-bottom:10px}
    .lead-text{font-size:17px;color:var(--muted-2);line-height:1.9;max-width:760px}
    .muted{color:var(--muted)}
    .btn-brand,.btn-ghost,.btn-soft{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:999px;
      padding:12px 20px;
      font-weight:800;
      border:1px solid transparent;
      min-height:48px;
      transition:transform var(--transition),box-shadow var(--transition),background var(--transition),border-color var(--transition),color var(--transition);
    }
    .btn-brand{
      background:linear-gradient(135deg,var(--primary),var(--primary-dark));
      color:#fff;
      box-shadow:0 12px 26px rgba(37,99,235,.22);
    }
    .btn-brand:hover{color:#fff;transform:translateY(-2px);box-shadow:0 18px 34px rgba(37,99,235,.28);background:linear-gradient(135deg,var(--primary-dark),#1E40AF)}
    .btn-ghost{background:#fff;color:var(--primary);border-color:var(--primary-line)}
    .btn-ghost:hover{background:var(--primary-soft);border-color:rgba(37,99,235,.28);transform:translateY(-2px)}
    .btn-soft{background:var(--accent-soft);color:#0369A1;border-color:#BAE6FD}
    .btn-soft:hover{background:#BAE6FD;color:#075985;transform:translateY(-2px)}
    .badge-soft{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      border:1px solid var(--primary-line);
      background:#fff;
      color:var(--primary-dark);
      font-size:12px;
      font-weight:800;
      white-space:nowrap;
    }
    .badge-warning{
      border-color:#FED7AA;
      background:var(--warning-soft);
      color:#9A3412;
    }
    .card-panel{
      background:rgba(255,255,255,.94);
      border:1px solid var(--border-blue);
      border-radius:var(--radius);
      box-shadow:var(--shadow-sm);
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
      position:relative;
      overflow:hidden;
    }
    .card-panel::after{
      content:"";
      position:absolute;
      inset:0;
      pointer-events:none;
      background:
        linear-gradient(90deg,rgba(37,99,235,.055) 1px,transparent 1px),
        linear-gradient(180deg,rgba(37,99,235,.045) 1px,transparent 1px);
      background-size:28px 28px;
      opacity:.3;
      mask-image:linear-gradient(135deg,#000 0%,transparent 70%);
    }
    .card-panel:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(37,99,235,.28)}
    .corner-mark{position:relative}
    .corner-mark::before,.corner-mark::after{
      content:"";
      position:absolute;
      width:24px;height:24px;
      border-color:rgba(37,99,235,.42);
      pointer-events:none;
      z-index:2;
    }
    .corner-mark::before{left:14px;top:14px;border-left:2px solid;border-top:2px solid;border-radius:8px 0 0 0}
    .corner-mark::after{right:14px;bottom:14px;border-right:2px solid;border-bottom:2px solid;border-radius:0 0 8px 0}
    .site-header{
      position:sticky;
      top:0;
      z-index:1030;
      background:rgba(255,255,255,.94);
      border-bottom:1px solid rgba(219,234,254,.88);
      backdrop-filter:blur(12px);
      transition:box-shadow var(--transition);
    }
    .site-header.is-scrolled{box-shadow:0 14px 34px rgba(15,23,42,.08)}
    .brand-row{padding:12px 0}
    .navbar{padding:0}
    .brand-logo{
      display:flex;
      align-items:center;
      gap:10px;
      font-weight:900;
      color:var(--text);
      letter-spacing:-.03em;
      white-space:nowrap;
    }
    .brand-logo:hover{color:var(--primary)}
    .logo-symbol{
      width:38px;height:38px;border-radius:14px;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 14px 26px rgba(37,99,235,.24);
      position:relative;
      flex:0 0 auto;
    }
    .logo-symbol::before,.logo-symbol::after{
      content:"";
      position:absolute;
      border:2px solid rgba(255,255,255,.88);
    }
    .logo-symbol::before{inset:9px;border-radius:8px}
    .logo-symbol::after{width:8px;height:8px;border-radius:50%;left:15px;top:15px;background:#fff}
    .brand-text{font-size:18px}
    .nav-search{
      flex:1;
      max-width:430px;
      margin:0 18px;
      position:relative;
    }
    .nav-search input{
      width:100%;
      height:42px;
      border-radius:999px;
      border:1px solid var(--primary-line);
      background:#F8FAFF;
      padding:0 44px 0 16px;
      color:var(--text);
      transition:border-color var(--transition),box-shadow var(--transition),background var(--transition);
    }
    .nav-search input:focus{border-color:rgba(37,99,235,.5);box-shadow:0 0 0 4px rgba(37,99,235,.12);background:#fff;outline:none}
    .search-dot{position:absolute;right:15px;top:50%;transform:translateY(-50%);width:13px;height:13px;border:2px solid var(--primary);border-radius:50%}
    .search-dot::after{content:"";position:absolute;width:7px;height:2px;background:var(--primary);right:-6px;bottom:-4px;transform:rotate(45deg);border-radius:2px}
    .nav-actions{display:flex;align-items:center;gap:10px}
    .age-chip{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid #FED7AA;
      background:var(--warning-soft);
      color:#9A3412;
      font-size:13px;
      font-weight:850;
      white-space:nowrap;
    }
    .navbar-toggler{
      border:1px solid var(--primary-line);
      border-radius:14px;
      padding:8px 10px;
      background:#fff;
      box-shadow:none!important;
    }
    .channel-row{
      border-top:1px solid rgba(219,234,254,.72);
      padding:10px 0;
    }
    .channel-wrap{display:flex;align-items:center;gap:12px;overflow-x:auto;scrollbar-width:none}
    .channel-wrap::-webkit-scrollbar{display:none}
    .channel-link{
      display:inline-flex;
      align-items:center;
      padding:8px 14px;
      border-radius:999px;
      color:var(--muted-2);
      background:#fff;
      border:1px solid transparent;
      font-size:14px;
      font-weight:800;
      white-space:nowrap;
    }
    .channel-link:hover,.channel-link.active{
      color:var(--primary-dark);
      background:var(--primary-soft);
      border-color:var(--primary-line);
    }
    .trend-label{color:var(--muted);font-size:13px;font-weight:800;white-space:nowrap}
    .notice-strip{
      background:linear-gradient(90deg,var(--warning-soft),#EFF6FF);
      border-bottom:1px solid #FED7AA;
      color:#7C2D12;
      font-size:14px;
    }
    .notice-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:11px 0}
    .notice-inner strong{font-weight:900}
    .hero{
      padding:38px 0 36px;
      position:relative;
    }
    .hero::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        radial-gradient(circle at 15% 20%,rgba(37,99,235,.12),transparent 28%),
        radial-gradient(circle at 88% 12%,rgba(14,165,233,.12),transparent 30%),
        linear-gradient(90deg,rgba(37,99,235,.045) 1px,transparent 1px),
        linear-gradient(180deg,rgba(37,99,235,.04) 1px,transparent 1px);
      background-size:auto,auto,42px 42px,42px 42px;
      z-index:-1;
    }
    .hero-bento{
      display:grid;
      grid-template-columns:1.45fr .72fr;
      grid-template-rows:auto auto;
      gap:18px;
      align-items:stretch;
    }
    .hero-main{
      grid-row:span 2;
      padding:38px;
      min-height:430px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .hero-copy{position:relative;z-index:3}
    .hero-intro{font-size:17px;color:var(--muted-2);line-height:1.9;max-width:760px;margin-bottom:22px}
    .hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
    .hero-points{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:24px;
      position:relative;
      z-index:3;
    }
    .hero-mini{
      padding:24px;
      min-height:204px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .mini-top{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;position:relative;z-index:3}
    .mini-no{font-size:13px;font-weight:900;color:var(--primary);letter-spacing:.08em}
    .mini-icon{
      width:38px;height:38px;border-radius:14px;
      background:var(--primary-soft);
      border:1px solid var(--primary-line);
      position:relative;
    }
    .mini-icon.lock::before{content:"";position:absolute;left:12px;right:12px;top:16px;height:12px;border:2px solid var(--primary);border-radius:3px}
    .mini-icon.lock::after{content:"";position:absolute;left:14px;top:8px;width:10px;height:13px;border:2px solid var(--primary);border-bottom:0;border-radius:10px 10px 0 0}
    .mini-icon.grid::before{content:"";position:absolute;inset:10px;background:linear-gradient(90deg,var(--primary) 2px,transparent 2px),linear-gradient(180deg,var(--primary) 2px,transparent 2px);background-size:8px 8px;opacity:.85}
    .cta-strip{
      grid-column:1 / -1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:18px 22px;
      background:linear-gradient(135deg,#FFFFFF,#EFF6FF);
      border:1px solid var(--primary-line);
      border-radius:var(--radius);
      box-shadow:var(--shadow-sm);
    }
    .cta-strip p{margin:0;color:var(--muted-2)}
    .wide-grid{
      display:grid;
      grid-template-columns:1.25fr .85fr .85fr;
      gap:18px;
    }
    .highlight-card{padding:26px;min-height:215px}
    .highlight-card.large{grid-row:span 2;min-height:448px}
    .status-line{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:18px;
      position:relative;
      z-index:3;
    }
    .num{
      color:var(--primary);
      font-weight:950;
      letter-spacing:.08em;
      font-size:13px;
    }
    .card-body-custom{position:relative;z-index:3}
    .card-body-custom p{color:var(--muted-2);margin-bottom:0}
    .check-list{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:12px;position:relative;z-index:3}
    .check-list li{
      display:flex;
      gap:10px;
      color:var(--muted-2);
      background:rgba(239,246,255,.72);
      border:1px solid rgba(219,234,254,.8);
      border-radius:14px;
      padding:11px 12px;
    }
    .check-list li::before{content:"";width:9px;height:9px;border-radius:50%;background:var(--primary);margin-top:9px;box-shadow:0 0 0 4px rgba(37,99,235,.12);flex:0 0 auto}
    .material-lane{
      display:grid;
      grid-template-columns:.9fr 1.1fr;
      gap:20px;
      align-items:stretch;
    }
    .material-panel{padding:28px}
    .material-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;position:relative;z-index:3}
    .resource-list{display:grid;gap:14px}
    .resource-item{
      padding:18px;
      border-radius:18px;
      background:#fff;
      border:1px solid var(--border-blue);
      box-shadow:var(--shadow-sm);
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:16px;
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
    }
    .resource-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(37,99,235,.28)}
    .resource-item h3{font-size:1.04rem;margin-bottom:4px}
    .resource-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
    .arrow-link{color:var(--primary);font-weight:900;white-space:nowrap}
    .topic-matrix{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .topic-card{padding:24px;display:flex;flex-direction:column;gap:14px}
    .topic-card .topic-action{margin-top:auto;position:relative;z-index:3}
    .news-layout{
      display:grid;
      grid-template-columns:minmax(0,1.35fr) .65fr;
      gap:22px;
      align-items:start;
    }
    .news-list{display:grid;gap:14px}
    .news-item{
      background:#fff;
      border:1px solid var(--border-blue);
      border-left:4px solid var(--primary);
      border-radius:18px;
      padding:18px 20px;
      box-shadow:var(--shadow-sm);
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:14px;
      align-items:flex-start;
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
    }
    .news-item:hover{transform:translateY(-2px);box-shadow:var(--shadow);border-color:rgba(37,99,235,.26)}
    .news-index{
      width:38px;height:38px;border-radius:14px;
      display:flex;align-items:center;justify-content:center;
      background:var(--primary-soft);
      color:var(--primary);
      font-weight:950;
      border:1px solid var(--primary-line);
      flex:0 0 auto;
    }
    .news-item h3{font-size:1.05rem;margin-bottom:5px}
    .news-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.7}
    .side-recommend{padding:24px;position:sticky;top:132px}
    .side-list{display:grid;gap:12px;margin-top:16px;position:relative;z-index:3}
    .side-list a{
      display:flex;
      justify-content:space-between;
      gap:14px;
      padding:13px 14px;
      border-radius:14px;
      background:rgba(239,246,255,.75);
      border:1px solid var(--primary-line);
      color:var(--muted-2);
      font-weight:750;
    }
    .side-list a:hover{background:#fff;color:var(--primary);transform:translateX(3px)}
    .stats-band{
      background:linear-gradient(135deg,#EFF6FF,#FFFFFF);
      border-top:1px solid var(--primary-line);
      border-bottom:1px solid var(--primary-line);
    }
    .stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .stat-card{
      background:#fff;
      border:1px solid var(--border-blue);
      border-radius:20px;
      padding:24px 18px;
      box-shadow:var(--shadow-sm);
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
    }
    .stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(37,99,235,.28)}
    .stat-num{font-size:2.05rem;font-weight:950;color:var(--primary);line-height:1.1;margin-bottom:8px;letter-spacing:-.04em}
    .stat-card p{margin:0;color:var(--muted);font-size:14px}
    .join-card{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:24px;
      align-items:center;
      padding:34px;
      background:
        linear-gradient(135deg,rgba(37,99,235,.95),rgba(14,165,233,.9)),
        linear-gradient(90deg,rgba(255,255,255,.13) 1px,transparent 1px);
      color:#fff;
      border-radius:var(--radius-lg);
      box-shadow:0 24px 60px rgba(37,99,235,.25);
      overflow:hidden;
      position:relative;
    }
    .join-card::after{
      content:"";
      position:absolute;
      right:-80px;top:-110px;
      width:280px;height:280px;
      border-radius:50%;
      border:42px solid rgba(255,255,255,.14);
    }
    .join-card h2,.join-card p{position:relative;z-index:2}
    .join-card p{color:rgba(255,255,255,.88);margin-bottom:0}
    .join-actions{position:relative;z-index:2;display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
    .join-actions .btn-ghost{background:#fff;color:var(--primary);border-color:#fff}
    .join-actions .btn-soft{background:rgba(255,255,255,.16);color:#fff;border-color:rgba(255,255,255,.38)}
    .faq-wrap{max-width:920px;margin:0 auto}
    .accordion{display:grid;gap:12px}
    .accordion-item{
      border:1px solid var(--border-blue)!important;
      border-radius:18px!important;
      overflow:hidden;
      background:#fff;
      box-shadow:var(--shadow-sm);
    }
    .accordion-button{
      padding:18px 20px;
      font-weight:850;
      color:var(--text);
      background:#fff;
      box-shadow:none!important;
      gap:12px;
      line-height:1.45;
    }
    .accordion-button::before{
      content:attr(data-no);
      width:34px;height:34px;
      border-radius:12px;
      background:var(--primary-soft);
      color:var(--primary);
      border:1px solid var(--primary-line);
      display:inline-flex;align-items:center;justify-content:center;
      font-size:12px;font-weight:950;
      flex:0 0 auto;
    }
    .accordion-button:not(.collapsed){background:#EFF6FF;color:var(--primary-dark)}
    .accordion-body{padding:0 22px 22px 66px;color:var(--muted-2);line-height:1.85}
    .privacy-card{
      display:grid;
      grid-template-columns:210px 1fr;
      gap:26px;
      align-items:center;
      padding:30px;
      background:#fff;
      border:1px solid var(--primary-line);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow);
    }
    .shield{
      width:148px;height:168px;margin:0 auto;
      border-radius:46% 46% 28px 28px;
      background:linear-gradient(135deg,var(--primary-soft),#fff);
      border:2px solid var(--primary-line);
      position:relative;
      box-shadow:inset 0 0 0 10px rgba(37,99,235,.04);
    }
    .shield::before{content:"";position:absolute;left:50%;top:48%;transform:translate(-50%,-50%);width:54px;height:42px;border:4px solid var(--primary);border-radius:10px}
    .shield::after{content:"";position:absolute;left:50%;top:54px;transform:translateX(-50%);width:40px;height:36px;border:4px solid var(--primary);border-bottom:0;border-radius:24px 24px 0 0}
    .privacy-list{list-style:none;margin:18px 0 0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:10px}
    .privacy-list li{
      padding:10px 12px;
      border-radius:14px;
      background:var(--primary-soft);
      border:1px solid var(--primary-line);
      color:var(--muted-2);
      font-weight:700;
      font-size:14px;
    }
    .modal-content{
      border:0;
      border-radius:24px;
      overflow:hidden;
      box-shadow:0 28px 80px rgba(15,23,42,.22);
    }
    .modal-header{
      background:linear-gradient(135deg,#EFF6FF,#FFFFFF);
      border-bottom:1px solid var(--primary-line);
      padding:22px 24px;
    }
    .modal-title{font-weight:900;color:var(--text)}
    .modal-body{padding:24px}
    .form-label{font-weight:800;color:var(--text);font-size:14px}
    .form-control,.form-select{
      min-height:50px;
      border-radius:16px;
      border:1px solid var(--border);
      background:#F8FAFF;
      padding:12px 14px;
    }
    textarea.form-control{min-height:104px}
    .form-control:focus,.form-select:focus{
      border-color:rgba(37,99,235,.55);
      box-shadow:0 0 0 4px rgba(37,99,235,.13);
      background:#fff;
    }
    .form-check-input{border-color:#CBD5E1}
    .form-check-input:checked{background-color:var(--primary);border-color:var(--primary)}
    .form-help{font-size:13px;color:var(--muted);line-height:1.7}
    .floating-cta{
      position:fixed;
      left:50%;
      bottom:18px;
      transform:translateX(-50%);
      z-index:1020;
      width:min(920px,calc(100vw - 28px));
      background:rgba(255,255,255,.96);
      border:1px solid var(--primary-line);
      border-radius:999px;
      box-shadow:0 18px 48px rgba(37,99,235,.18);
      padding:10px 12px 10px 18px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      backdrop-filter:blur(12px);
    }
    .floating-cta span{font-weight:850;color:var(--text)}
    .floating-cta small{display:block;color:var(--muted);font-weight:600}
    .site-footer{
      background:#EEF4FF;
      border-top:1px solid var(--primary-line);
      padding:58px 0 86px;
      color:var(--muted-2);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.35fr .8fr .8fr .8fr;
      gap:26px;
      align-items:start;
    }
    .footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;color:var(--text);font-weight:950}
    .footer-title{font-size:15px;font-weight:900;color:var(--text);margin-bottom:14px}
    .footer-links{list-style:none;margin:0;padding:0;display:grid;gap:9px}
    .footer-links a{color:var(--muted-2);font-weight:700}
    .footer-links a:hover{color:var(--primary)}
    .footer-bottom{
      margin-top:34px;
      padding-top:20px;
      border-top:1px solid rgba(37,99,235,.12);
      display:flex;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
      font-size:13px;
      color:var(--muted);
    }
    @media (max-width: 991.98px){
      .brand-row .site-container{position:relative}
      .navbar-collapse{
        margin-top:12px;
        padding:14px;
        border:1px solid var(--primary-line);
        border-radius:20px;
        background:#fff;
        box-shadow:var(--shadow);
      }
      .nav-search{max-width:none;margin:12px 0}
      .nav-actions{align-items:flex-start;flex-direction:column}
      .hero-bento{grid-template-columns:1fr}
      .hero-main{grid-row:auto;min-height:auto;padding:30px}
      .cta-strip{grid-column:auto;align-items:flex-start;flex-direction:column}
      .wide-grid{grid-template-columns:1fr 1fr}
      .highlight-card.large{grid-column:1 / -1;min-height:auto}
      .material-lane,.news-layout,.join-card,.privacy-card{grid-template-columns:1fr}
      .side-recommend{position:relative;top:auto}
      .stats-grid{grid-template-columns:1fr 1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
      .join-actions{justify-content:flex-start}
    }
    @media (max-width: 767.98px){
      .site-container{padding:0 16px}
      .section{padding:56px 0}
      .section-tight{padding:42px 0}
      .section-head{display:block}
      .lead-text{font-size:15.5px}
      .notice-inner{align-items:flex-start;flex-direction:column}
      .hero{padding-top:24px}
      .hero-main{padding:24px;border-radius:22px}
      .hero-mini{min-height:auto}
      .hero-cta .btn-brand,.hero-cta .btn-ghost,.join-actions .btn-ghost,.join-actions .btn-soft{width:100%}
      .wide-grid,.topic-matrix,.stats-grid,.privacy-list{grid-template-columns:1fr}
      .resource-item{flex-direction:column}
      .news-item{grid-template-columns:auto 1fr}
      .news-item .arrow-link{grid-column:2}
      .privacy-card{padding:24px}
      .shield{width:118px;height:138px}
      .accordion-body{padding-left:22px}
      .footer-grid{grid-template-columns:1fr}
      .floating-cta{border-radius:22px;align-items:flex-start;flex-direction:column;padding:14px}
      .floating-cta .btn-brand{width:100%}
      .brand-text{font-size:16px}
    }
    @media (max-width: 520px){
      h1{font-size:2rem}
      .brand-logo{max-width:calc(100vw - 92px)}
      .brand-text{overflow:hidden;text-overflow:ellipsis}
      .hero-points{display:grid;grid-template-columns:1fr}
      .cta-strip .btn-brand{width:100%}
      .channel-link{font-size:13px;padding:7px 12px}
      .site-footer{padding-bottom:120px}
    }

/* roulang page: category2 */
:root{
      --primary:#2563eb;
      --primary-dark:#1d4ed8;
      --primary-soft:#dbeafe;
      --primary-light:#eff6ff;
      --accent:#0ea5e9;
      --accent-soft:#e0f2fe;
      --warning:#f59e0b;
      --warning-soft:#fff7ed;
      --bg:#f8faff;
      --surface:#ffffff;
      --surface-2:#f7fafc;
      --text:#111827;
      --muted:#64748b;
      --muted-2:#4b5563;
      --border:#dbeafe;
      --border-2:#e5e7eb;
      --shadow:0 16px 40px rgba(37,99,235,.08);
      --shadow-lg:0 24px 60px rgba(37,99,235,.13);
      --radius:22px;
      --radius-md:16px;
      --radius-sm:12px;
      --container:1200px;
      --nav-height:72px;
      --transition:200ms ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 8% 4%, rgba(56,189,248,.18), transparent 28%),
        linear-gradient(180deg,#f8faff 0%,#ffffff 48%,#f7fafc 100%);
      line-height:1.78;
      font-size:16px;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:color var(--transition),background var(--transition),border-color var(--transition),transform var(--transition),box-shadow var(--transition)}
    a:hover{color:var(--primary)}
    img{max-width:100%;height:auto;display:block}
    button,input,textarea,select{font:inherit}
    button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
      outline:3px solid rgba(37,99,235,.22);
      outline-offset:3px;
    }
    .site-container{
      width:min(100% - 40px,var(--container));
      margin-inline:auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:1030;
      background:rgba(255,255,255,.96);
      backdrop-filter:blur(12px);
      border-bottom:1px solid rgba(219,234,254,.9);
      box-shadow:0 10px 30px rgba(15,23,42,.04);
    }
    .brand-row{border-bottom:1px solid rgba(219,234,254,.72)}
    .navbar{min-height:70px;padding:0}
    .brand-logo{
      display:inline-flex;
      align-items:center;
      gap:12px;
      min-width:max-content;
      margin-right:24px;
      font-weight:800;
      color:var(--text);
      letter-spacing:-.02em;
    }
    .brand-logo:hover{color:var(--primary)}
    .logo-symbol{
      width:38px;
      height:38px;
      border-radius:13px;
      display:inline-block;
      position:relative;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 12px 28px rgba(37,99,235,.25);
      flex:0 0 auto;
    }
    .logo-symbol::before,
    .logo-symbol::after{
      content:"";
      position:absolute;
      inset:8px;
      border:2px solid rgba(255,255,255,.88);
      border-radius:9px;
    }
    .logo-symbol::after{
      inset:15px;
      border-radius:50%;
      background:#fff;
      border:0;
      box-shadow:0 0 0 5px rgba(255,255,255,.18);
    }
    .brand-text{font-size:18px;white-space:nowrap}
    .navbar-toggler{
      border:1px solid var(--border);
      border-radius:14px;
      padding:9px 11px;
      box-shadow:none!important;
      background:#fff;
    }
    .navbar-toggler-icon{
      width:1.25em;
      height:1.25em;
      background-image:none;
      position:relative;
    }
    .navbar-toggler-icon::before,
    .navbar-toggler-icon::after,
    .navbar-toggler-icon{
      border-top:2px solid var(--primary);
    }
    .navbar-toggler-icon::before,
    .navbar-toggler-icon::after{
      content:"";
      position:absolute;
      left:0;
      width:100%;
    }
    .navbar-toggler-icon::before{top:5px}
    .navbar-toggler-icon::after{top:12px}
    .nav-search{
      flex:1;
      max-width:520px;
      position:relative;
      margin:0 14px;
    }
    .nav-search input{
      width:100%;
      height:44px;
      border:1px solid var(--border);
      border-radius:999px;
      background:var(--surface-2);
      color:var(--text);
      padding:0 48px 0 18px;
      transition:border-color var(--transition),box-shadow var(--transition),background var(--transition);
    }
    .nav-search input::placeholder{color:#94a3b8}
    .nav-search input:focus{
      border-color:var(--primary);
      background:#fff;
      box-shadow:0 0 0 4px rgba(37,99,235,.12);
      outline:0;
    }
    .search-dot{
      position:absolute;
      right:17px;
      top:50%;
      width:11px;
      height:11px;
      border:2px solid var(--primary);
      border-radius:50%;
      transform:translateY(-50%);
    }
    .search-dot::after{
      content:"";
      position:absolute;
      width:7px;
      height:2px;
      background:var(--primary);
      right:-6px;
      bottom:-3px;
      transform:rotate(45deg);
      border-radius:2px;
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
    }
    .age-chip{
      display:inline-flex;
      align-items:center;
      gap:7px;
      min-height:38px;
      padding:8px 12px;
      border-radius:999px;
      background:var(--warning-soft);
      color:#92400e;
      border:1px solid rgba(245,158,11,.28);
      font-size:13px;
      font-weight:700;
      white-space:nowrap;
    }
    .age-chip::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--warning);
      box-shadow:0 0 0 4px rgba(245,158,11,.16);
    }
    .btn-ghost,
    .btn-primary-custom,
    .btn-soft-custom{
      border:0;
      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),color var(--transition),border-color var(--transition);
      cursor:pointer;
      text-decoration:none;
    }
    .btn-ghost{
      background:#fff;
      color:var(--primary);
      border:1px solid var(--border);
      box-shadow:0 8px 20px rgba(37,99,235,.06);
    }
    .btn-ghost:hover{
      color:var(--primary-dark);
      background:var(--primary-light);
      border-color:rgba(37,99,235,.28);
      transform:translateY(-2px);
    }
    .btn-primary-custom{
      background:var(--primary);
      color:#fff;
      padding:14px 22px;
      box-shadow:0 14px 28px rgba(37,99,235,.22);
    }
    .btn-primary-custom:hover{
      color:#fff;
      background:var(--primary-dark);
      transform:translateY(-2px);
      box-shadow:0 18px 34px rgba(37,99,235,.28);
    }
    .btn-soft-custom{
      background:#fff;
      color:var(--primary);
      border:1px solid rgba(37,99,235,.18);
      padding:13px 20px;
    }
    .btn-soft-custom:hover{
      background:var(--primary-light);
      color:var(--primary-dark);
      transform:translateY(-2px);
    }
    .channel-row{
      background:rgba(248,250,255,.88);
    }
    .channel-wrap{
      display:flex;
      align-items:center;
      gap:9px;
      min-height:48px;
      overflow-x:auto;
      white-space:nowrap;
      scrollbar-width:none;
      padding:7px 0;
    }
    .channel-wrap::-webkit-scrollbar{display:none}
    .trend-label{
      color:var(--muted);
      font-size:13px;
      font-weight:800;
      padding-right:2px;
    }
    .channel-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:34px;
      padding:7px 14px;
      border-radius:999px;
      color:var(--muted-2);
      font-size:14px;
      font-weight:800;
      border:1px solid transparent;
    }
    .channel-link:hover{
      background:#fff;
      border-color:var(--border);
      color:var(--primary);
    }
    .channel-link.active{
      color:#fff;
      background:var(--primary);
      box-shadow:0 12px 24px rgba(37,99,235,.18);
    }
    .badge-soft{
      display:inline-flex;
      align-items:center;
      gap:6px;
      min-height:31px;
      padding:6px 11px;
      border-radius:999px;
      color:#0369a1;
      background:var(--accent-soft);
      border:1px solid rgba(14,165,233,.16);
      font-size:13px;
      font-weight:800;
    }
    .badge-soft:hover{background:#fff;color:var(--primary);border-color:rgba(37,99,235,.26)}
    .badge-warning{background:var(--warning-soft);color:#92400e;border-color:rgba(245,158,11,.22)}
    .notice-bar{
      padding:14px 0;
      background:linear-gradient(90deg,#fff7ed,#eff6ff);
      border-bottom:1px solid rgba(245,158,11,.16);
    }
    .notice-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      color:#7c2d12;
      font-size:14px;
      font-weight:700;
    }
    .notice-inner strong{color:#92400e}
    .notice-link{color:var(--primary);font-weight:900}
    .page-hero{
      position:relative;
      padding:54px 0 36px;
      overflow:hidden;
      background:
        linear-gradient(90deg,rgba(37,99,235,.075) 1px,transparent 1px),
        linear-gradient(180deg,rgba(37,99,235,.075) 1px,transparent 1px),
        linear-gradient(135deg,#f8faff 0%,#eef6ff 58%,#ffffff 100%);
      background-size:34px 34px,34px 34px,auto;
      border-bottom:1px solid var(--border);
    }
    .page-hero::after{
      content:"";
      position:absolute;
      right:7%;
      top:34px;
      width:180px;
      height:180px;
      border:1px solid rgba(37,99,235,.14);
      border-radius:34px;
      transform:rotate(10deg);
      pointer-events:none;
    }
    .breadcrumb-wrap{
      display:flex;
      align-items:center;
      gap:8px;
      color:var(--muted);
      font-size:14px;
      font-weight:700;
      margin-bottom:18px;
      position:relative;
      z-index:1;
    }
    .breadcrumb-wrap a{color:var(--primary)}
    .hero-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:#fff;
      border:1px solid var(--border);
      color:var(--primary);
      font-size:13px;
      font-weight:900;
      box-shadow:0 10px 24px rgba(37,99,235,.07);
      margin-bottom:16px;
    }
    .hero-kicker::before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--accent);
      box-shadow:0 0 0 4px rgba(14,165,233,.14);
    }
    h1{
      font-size:clamp(30px,4vw,46px);
      line-height:1.22;
      letter-spacing:-.04em;
      font-weight:850;
      margin:0 0 16px;
      color:var(--text);
      max-width:900px;
      position:relative;
      z-index:1;
    }
    .hero-summary{
      max-width:860px;
      color:var(--muted-2);
      font-size:17px;
      line-height:1.9;
      margin:0;
      position:relative;
      z-index:1;
    }
    .hero-strip{
      margin-top:28px;
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:18px;
      position:relative;
      z-index:1;
    }
    .strip-panel{
      background:rgba(255,255,255,.9);
      border:1px solid rgba(37,99,235,.12);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
      padding:20px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .strip-title{font-weight:900;color:var(--text);margin-bottom:4px}
    .strip-text{color:var(--muted);font-size:14px;margin:0}
    .mini-scan{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
      min-width:240px;
    }
    .scan-cell{
      border:1px solid var(--border);
      background:var(--surface-2);
      border-radius:14px;
      padding:10px;
      font-size:12px;
      font-weight:900;
      color:var(--primary);
      text-align:center;
    }
    main{position:relative}
    .section{padding:78px 0}
    .section-tight{padding:58px 0}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:30px;
    }
    .section-label{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:var(--primary);
      font-weight:900;
      font-size:13px;
      letter-spacing:.02em;
      margin-bottom:9px;
    }
    .section-label::before{
      content:"";
      width:22px;
      height:2px;
      background:var(--primary);
      border-radius:99px;
    }
    h2{
      margin:0;
      font-size:clamp(24px,3vw,34px);
      line-height:1.28;
      letter-spacing:-.03em;
      font-weight:850;
    }
    .section-desc{
      max-width:560px;
      margin:0;
      color:var(--muted);
      font-size:15px;
    }
    .rule-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
    }
    .rule-card,
    .metric-card,
    .faq-note,
    .cta-panel,
    .privacy-card{
      background:#fff;
      border:1px solid rgba(37,99,235,.12);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
    }
    .rule-card{
      position:relative;
      padding:22px;
      min-height:230px;
      overflow:hidden;
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
    }
    .rule-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-lg);
      border-color:rgba(37,99,235,.3);
    }
    .rule-card::before{
      content:"";
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg,rgba(37,99,235,.055) 1px,transparent 1px),
        linear-gradient(180deg,rgba(37,99,235,.055) 1px,transparent 1px);
      background-size:24px 24px;
      opacity:.7;
      pointer-events:none;
    }
    .rule-index{
      position:relative;
      width:42px;
      height:42px;
      border-radius:14px;
      display:flex;
      align-items:center;
      justify-content:center;
      color:#fff;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      font-weight:950;
      box-shadow:0 12px 24px rgba(37,99,235,.2);
      margin-bottom:18px;
    }
    .rule-card h3{
      position:relative;
      margin:0 0 10px;
      font-size:20px;
      font-weight:850;
    }
    .rule-card p{
      position:relative;
      margin:0;
      color:var(--muted);
      font-size:15px;
      line-height:1.82;
    }
    .status-pill{
      position:relative;
      display:inline-flex;
      margin-top:16px;
      padding:6px 10px;
      border-radius:999px;
      background:var(--primary-light);
      color:var(--primary);
      font-weight:900;
      font-size:12px;
      border:1px solid var(--border);
    }
    .flow-wrap{
      display:grid;
      grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);
      gap:24px;
      align-items:start;
    }
    .flow-aside{
      background:linear-gradient(180deg,#fff,#f8fbff);
      border:1px solid rgba(37,99,235,.12);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
      padding:26px;
      position:sticky;
      top:140px;
    }
    .flow-aside h3{
      margin:0 0 12px;
      font-size:22px;
      font-weight:900;
    }
    .flow-aside p{color:var(--muted);margin:0 0 18px}
    .check-list{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:12px;
    }
    .check-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--muted-2);
      font-size:15px;
    }
    .check-list li::before{
      content:"";
      width:18px;
      height:18px;
      border-radius:50%;
      background:var(--primary-light);
      border:5px solid var(--primary);
      flex:0 0 auto;
      margin-top:5px;
    }
    .timeline{
      position:relative;
      display:grid;
      gap:16px;
      padding-left:20px;
    }
    .timeline::before{
      content:"";
      position:absolute;
      left:10px;
      top:12px;
      bottom:12px;
      width:2px;
      background:linear-gradient(180deg,var(--primary),rgba(14,165,233,.25));
      border-radius:99px;
    }
    .timeline-item{
      position:relative;
      background:#fff;
      border:1px solid rgba(37,99,235,.12);
      border-radius:20px;
      box-shadow:0 12px 34px rgba(37,99,235,.07);
      padding:20px 20px 20px 24px;
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
    }
    .timeline-item:hover{
      transform:translateY(-3px);
      border-color:rgba(37,99,235,.3);
      box-shadow:var(--shadow);
    }
    .timeline-item::before{
      content:"";
      position:absolute;
      left:-17px;
      top:25px;
      width:14px;
      height:14px;
      border-radius:50%;
      background:#fff;
      border:4px solid var(--primary);
      box-shadow:0 0 0 5px rgba(37,99,235,.12);
    }
    .timeline-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      margin-bottom:8px;
    }
    .timeline-top strong{
      font-size:18px;
      font-weight:900;
    }
    .timeline-top span{
      color:var(--primary);
      background:var(--primary-light);
      border:1px solid var(--border);
      border-radius:999px;
      padding:5px 9px;
      font-size:12px;
      font-weight:900;
      white-space:nowrap;
    }
    .timeline-item p{
      margin:0;
      color:var(--muted);
      font-size:15px;
    }
    .metrics-band{
      background:linear-gradient(135deg,#eff6ff,#ffffff);
      border-top:1px solid var(--border);
      border-bottom:1px solid var(--border);
    }
    .metric-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
    }
    .metric-card{
      padding:22px;
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
    }
    .metric-card:hover{
      transform:translateY(-4px);
      border-color:rgba(37,99,235,.28);
      box-shadow:var(--shadow-lg);
    }
    .metric-number{
      color:var(--primary);
      font-size:34px;
      line-height:1;
      font-weight:950;
      letter-spacing:-.04em;
      margin-bottom:8px;
    }
    .metric-card strong{
      display:block;
      font-weight:900;
      margin-bottom:4px;
    }
    .metric-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
    }
    .cta-panel{
      position:relative;
      overflow:hidden;
      padding:30px;
      display:grid;
      grid-template-columns:1fr auto;
      align-items:center;
      gap:24px;
      background:
        linear-gradient(90deg,rgba(37,99,235,.08) 1px,transparent 1px),
        linear-gradient(180deg,rgba(37,99,235,.08) 1px,transparent 1px),
        #fff;
      background-size:30px 30px;
    }
    .cta-panel::after{
      content:"";
      position:absolute;
      right:-40px;
      top:-60px;
      width:210px;
      height:210px;
      border-radius:50%;
      background:rgba(14,165,233,.12);
      pointer-events:none;
    }
    .cta-panel h2{font-size:clamp(24px,3vw,32px);margin-bottom:10px}
    .cta-panel p{
      color:var(--muted);
      margin:0;
      max-width:720px;
    }
    .faq-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 340px;
      gap:24px;
      align-items:start;
    }
    .accordion{
      display:grid;
      gap:14px;
    }
    .accordion-item{
      border:1px solid rgba(37,99,235,.12)!important;
      border-radius:18px!important;
      overflow:hidden;
      box-shadow:0 10px 28px rgba(37,99,235,.06);
      background:#fff;
    }
    .accordion-button{
      padding:18px 20px;
      font-weight:900;
      color:var(--text);
      background:#fff;
      box-shadow:none!important;
      gap:10px;
    }
    .accordion-button::before{
      content:attr(data-no);
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:30px;
      height:30px;
      border-radius:10px;
      background:var(--primary-light);
      color:var(--primary);
      font-size:12px;
      font-weight:950;
      flex:0 0 auto;
    }
    .accordion-button:not(.collapsed){
      color:var(--primary-dark);
      background:#eff6ff;
    }
    .accordion-button::after{
      filter:hue-rotate(170deg) saturate(1.3);
    }
    .accordion-body{
      padding:0 22px 20px 62px;
      color:var(--muted);
      background:#eff6ff;
      line-height:1.85;
    }
    .faq-note{
      padding:24px;
      position:sticky;
      top:140px;
    }
    .faq-note .note-icon{
      width:48px;
      height:48px;
      border-radius:16px;
      background:linear-gradient(135deg,var(--primary),var(--accent));
      box-shadow:0 14px 26px rgba(37,99,235,.18);
      margin-bottom:16px;
      position:relative;
    }
    .faq-note .note-icon::before{
      content:"";
      position:absolute;
      inset:12px;
      border:2px solid #fff;
      border-radius:10px;
    }
    .faq-note h3{margin:0 0 10px;font-size:21px;font-weight:900}
    .faq-note p{margin:0 0 16px;color:var(--muted)}
    .privacy-card{
      padding:28px;
      display:grid;
      grid-template-columns:230px 1fr;
      gap:28px;
      align-items:center;
      background:linear-gradient(135deg,#ffffff,#eff6ff);
    }
    .privacy-visual{
      min-height:190px;
      border-radius:24px;
      background:
        radial-gradient(circle at 50% 42%,rgba(37,99,235,.18),transparent 32%),
        linear-gradient(90deg,rgba(37,99,235,.08) 1px,transparent 1px),
        linear-gradient(180deg,rgba(37,99,235,.08) 1px,transparent 1px),
        #fff;
      background-size:auto,24px 24px,24px 24px;
      border:1px solid rgba(37,99,235,.12);
      position:relative;
      overflow:hidden;
    }
    .privacy-visual::before{
      content:"";
      position:absolute;
      left:50%;
      top:50%;
      width:86px;
      height:68px;
      border:8px solid var(--primary);
      border-radius:18px;
      transform:translate(-50%,-28%);
      background:#fff;
      box-shadow:0 20px 40px rgba(37,99,235,.16);
    }
    .privacy-visual::after{
      content:"";
      position:absolute;
      left:50%;
      top:48px;
      width:54px;
      height:48px;
      border:8px solid var(--primary);
      border-bottom:0;
      border-radius:26px 26px 0 0;
      transform:translateX(-50%);
    }
    .privacy-card h2{margin-bottom:12px}
    .privacy-card p{color:var(--muted);margin:0 0 16px}
    .privacy-points{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:12px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .privacy-points li{
      background:#fff;
      border:1px solid var(--border);
      border-radius:14px;
      padding:11px 12px;
      color:var(--muted-2);
      font-size:14px;
      font-weight:700;
    }
    .site-footer{
      background:#eef4fb;
      border-top:1px solid rgba(37,99,235,.1);
      padding:54px 0 22px;
      color:var(--muted-2);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .8fr .8fr .8fr;
      gap:30px;
      margin-bottom:34px;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:var(--text);
      font-weight:900;
      margin-bottom:14px;
    }
    .footer-brand .logo-symbol{width:34px;height:34px;border-radius:12px}
    .footer-grid p{
      margin:0;
      max-width:360px;
      color:var(--muted);
      font-size:14px;
    }
    .footer-title{
      color:var(--text);
      font-size:15px;
      font-weight:900;
      margin-bottom:12px;
    }
    .footer-links{
      list-style:none;
      margin:0;
      padding:0;
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:var(--muted);
      font-size:14px;
      font-weight:700;
    }
    .footer-links a:hover{color:var(--primary);padding-left:3px}
    .footer-bottom{
      border-top:1px solid rgba(37,99,235,.12);
      padding-top:18px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      color:#718096;
      font-size:13px;
      line-height:1.7;
    }
    .modal-content{
      border:0;
      border-radius:26px;
      overflow:hidden;
      box-shadow:0 32px 80px rgba(15,23,42,.22);
    }
    .modal-header{
      background:linear-gradient(135deg,#eff6ff,#ffffff);
      border-bottom:1px solid var(--border);
      padding:22px 24px;
    }
    .modal-title{font-weight:900;color:var(--text)}
    .modal-body{padding:24px}
    .form-label{
      font-weight:800;
      color:var(--text);
      margin-bottom:7px;
    }
    .form-control,.form-select{
      min-height:50px;
      border-radius:15px;
      border:1px solid var(--border);
      background:#f8faff;
      padding:11px 14px;
      color:var(--text);
      box-shadow:none!important;
    }
    textarea.form-control{min-height:110px}
    .form-control:focus,.form-select:focus{
      border-color:var(--primary);
      background:#fff;
      box-shadow:0 0 0 4px rgba(37,99,235,.14)!important;
    }
    .form-check-input{
      border-color:#bfdbfe;
      box-shadow:none!important;
    }
    .form-check-input:checked{
      background-color:var(--primary);
      border-color:var(--primary);
    }
    .form-check-label{
      color:var(--muted-2);
      font-size:14px;
    }
    .modal-hint{
      margin:12px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    @media (max-width:1199px){
      .rule-grid{grid-template-columns:repeat(2,1fr)}
      .metric-grid{grid-template-columns:repeat(2,1fr)}
      .footer-grid{grid-template-columns:1.2fr 1fr 1fr}
    }
    @media (max-width:991px){
      .navbar{padding:12px 0}
      .navbar-collapse{
        padding:14px 0 4px;
      }
      .nav-search{
        margin:12px 0;
        max-width:none;
      }
      .nav-actions{align-items:stretch}
      .nav-actions .btn-ghost{width:100%;justify-content:center}
      .hero-strip,
      .flow-wrap,
      .faq-layout,
      .privacy-card,
      .cta-panel{
        grid-template-columns:1fr;
      }
      .flow-aside,
      .faq-note{position:static}
      .strip-panel{align-items:flex-start;flex-direction:column}
      .mini-scan{width:100%;min-width:0}
      .section-head{align-items:flex-start;flex-direction:column}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-bottom{flex-direction:column}
    }
    @media (max-width:767px){
      .site-container{width:min(100% - 28px,var(--container))}
      .brand-text{font-size:16px}
      .logo-symbol{width:34px;height:34px}
      .notice-inner{align-items:flex-start;flex-direction:column;gap:8px}
      .page-hero{padding:38px 0 28px}
      .hero-summary{font-size:16px}
      .section{padding:54px 0}
      .section-tight{padding:44px 0}
      .rule-grid,
      .metric-grid,
      .privacy-points{
        grid-template-columns:1fr;
      }
      .rule-card{min-height:auto}
      .cta-panel{padding:24px}
      .cta-panel .btn-primary-custom,
      .cta-panel .btn-soft-custom{width:100%}
      .accordion-button{padding:16px}
      .accordion-body{padding:0 16px 18px 56px}
      .footer-grid{grid-template-columns:1fr}
      .modal-dialog{margin:16px auto;width:92vw}
    }
    @media (max-width:520px){
      .mini-scan{grid-template-columns:1fr}
      .timeline-top{align-items:flex-start;flex-direction:column}
      .btn-primary-custom,.btn-soft-custom{width:100%}
      .hero-strip{gap:14px}
      .strip-panel{padding:18px}
    }

/* roulang page: category1 */
:root{
      --primary:#2563EB;
      --primary-dark:#1D4ED8;
      --primary-soft:#DBEAFE;
      --primary-tint:#EFF6FF;
      --cyan:#38BDF8;
      --cyan-dark:#0EA5E9;
      --warning:#F59E0B;
      --warning-bg:#FFF7ED;
      --bg:#F8FAFF;
      --card:#FFFFFF;
      --text:#111827;
      --muted:#64748B;
      --muted-2:#4B5563;
      --border:#E5E7EB;
      --border-blue:#DBEAFE;
      --shadow:0 16px 40px rgba(37,99,235,.08);
      --shadow-lg:0 24px 60px rgba(37,99,235,.14);
      --radius:22px;
      --radius-sm:16px;
      --container:1200px;
      --focus:0 0 0 .25rem rgba(37,99,235,.22);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 7% 7%, rgba(56,189,248,.16), transparent 32%),
        linear-gradient(180deg,#F8FAFF 0%,#FFFFFF 48%,#F7FAFC 100%);
      line-height:1.78;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:all .2s ease}
    a:hover{color:var(--primary)}
    img{max-width:100%;height:auto;display:block}
    button,input,textarea,select{font:inherit}
    ::selection{background:var(--primary);color:#fff}
    .site-container{
      width:min(100% - 40px,var(--container));
      margin-inline:auto;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:1000;
      background:rgba(255,255,255,.96);
      border-bottom:1px solid rgba(219,234,254,.9);
      backdrop-filter:blur(12px);
      box-shadow:0 8px 24px rgba(15,23,42,.04);
    }
    .brand-row{border-bottom:1px solid rgba(219,234,254,.75)}
    .navbar{padding:14px 0}
    .brand-logo{
      display:inline-flex;
      align-items:center;
      gap:10px;
      min-width:max-content;
      font-weight:800;
      letter-spacing:-.02em;
      color:var(--text);
    }
    .brand-logo:hover{color:var(--primary)}
    .logo-symbol{
      width:34px;
      height:34px;
      border-radius:12px;
      display:inline-block;
      position:relative;
      background:linear-gradient(135deg,var(--primary),var(--cyan));
      box-shadow:0 12px 26px rgba(37,99,235,.24);
      overflow:hidden;
    }
    .logo-symbol:before,.logo-symbol:after{
      content:"";
      position:absolute;
      border:2px solid rgba(255,255,255,.82);
      inset:8px;
      border-radius:9px;
      clip-path:polygon(0 0,70% 0,70% 22%,22% 22%,22% 70%,0 70%);
    }
    .logo-symbol:after{
      inset:11px;
      transform:rotate(180deg);
      opacity:.7;
    }
    .brand-text{font-size:18px;line-height:1.2}
    .navbar-toggler{
      border:1px solid var(--border-blue);
      border-radius:14px;
      padding:8px 10px;
      box-shadow:none!important;
    }
    .navbar-toggler:focus{box-shadow:var(--focus)!important}
    .nav-search{
      flex:1;
      max-width:460px;
      margin-left:34px;
      position:relative;
    }
    .nav-search input{
      width:100%;
      height:44px;
      border-radius:999px;
      border:1px solid var(--border-blue);
      background:#fff;
      padding:0 44px 0 18px;
      outline:0;
      color:var(--text);
      box-shadow:0 8px 24px rgba(37,99,235,.05);
      transition:all .2s ease;
    }
    .nav-search input:focus{
      border-color:rgba(37,99,235,.55);
      box-shadow:var(--focus);
    }
    .search-dot{
      position:absolute;
      right:17px;
      top:50%;
      width:10px;
      height:10px;
      transform:translateY(-50%);
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 0 5px rgba(56,189,248,.14);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:12px;
    }
    .age-chip{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:9px 13px;
      border-radius:999px;
      background:var(--warning-bg);
      color:#9A3412;
      border:1px solid rgba(245,158,11,.2);
      font-size:13px;
      font-weight:700;
      white-space:nowrap;
    }
    .age-chip:before{
      content:"";
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--warning);
      box-shadow:0 0 0 4px rgba(245,158,11,.16);
    }
    .btn-ghost,.btn-primary-custom,.btn-secondary-custom{
      border:0;
      border-radius:999px;
      font-weight:800;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      transition:all .22s ease;
      cursor:pointer;
      line-height:1.2;
      text-decoration:none;
    }
    .btn-ghost{
      background:#fff;
      color:var(--primary);
      border:1px solid var(--border-blue);
      box-shadow:0 8px 22px rgba(37,99,235,.06);
    }
    .btn-ghost:hover,.btn-ghost:focus{
      background:var(--primary-tint);
      color:var(--primary-dark);
      transform:translateY(-2px);
      border-color:rgba(37,99,235,.35);
    }
    .btn-primary-custom{
      padding:14px 22px;
      background:linear-gradient(135deg,var(--primary),var(--primary-dark));
      color:#fff;
      box-shadow:0 16px 34px rgba(37,99,235,.22);
    }
    .btn-primary-custom:hover,.btn-primary-custom:focus{
      color:#fff;
      transform:translateY(-3px);
      box-shadow:0 22px 46px rgba(37,99,235,.28);
    }
    .btn-secondary-custom{
      padding:14px 22px;
      background:#fff;
      color:var(--primary);
      border:1px solid var(--border-blue);
      box-shadow:0 12px 28px rgba(37,99,235,.07);
    }
    .btn-secondary-custom:hover,.btn-secondary-custom:focus{
      background:var(--primary-tint);
      color:var(--primary-dark);
      transform:translateY(-2px);
    }
    .channel-row{padding:10px 0}
    .channel-wrap{
      display:flex;
      align-items:center;
      gap:10px;
      overflow-x:auto;
      white-space:nowrap;
      scrollbar-width:none;
      padding-bottom:1px;
    }
    .channel-wrap::-webkit-scrollbar{display:none}
    .trend-label{
      color:var(--muted);
      font-size:13px;
      font-weight:800;
    }
    .channel-link{
      display:inline-flex;
      align-items:center;
      padding:8px 14px;
      border-radius:999px;
      color:var(--muted-2);
      font-weight:800;
      font-size:14px;
      border:1px solid transparent;
    }
    .channel-link:hover{
      background:var(--primary-tint);
      border-color:var(--border-blue);
      color:var(--primary);
    }
    .channel-link.active{
      color:#fff;
      background:var(--primary);
      box-shadow:0 10px 24px rgba(37,99,235,.2);
    }
    .badge-soft{
      display:inline-flex;
      align-items:center;
      padding:7px 12px;
      border-radius:999px;
      background:#EEF9FF;
      border:1px solid rgba(56,189,248,.25);
      color:#0369A1;
      font-size:13px;
      font-weight:800;
    }
    .badge-soft:hover{background:#E0F2FE;color:#075985}
    .badge-warning{
      background:var(--warning-bg);
      color:#9A3412;
      border-color:rgba(245,158,11,.2);
    }
    .notice-bar{
      margin:22px auto 0;
      border-radius:18px;
      border:1px solid rgba(245,158,11,.22);
      background:linear-gradient(90deg,#FFF7ED,#FFFFFF 55%,#EFF6FF);
      padding:14px 18px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      box-shadow:0 12px 30px rgba(245,158,11,.06);
    }
    .notice-bar strong{color:#9A3412}
    .notice-bar span{color:var(--muted-2);font-size:14px}
    .notice-link{color:var(--primary);font-weight:800;white-space:nowrap}
    .page-hero{
      position:relative;
      padding:58px 0 76px;
      overflow:hidden;
    }
    .page-hero:before{
      content:"";
      position:absolute;
      inset:0;
      background-image:
        linear-gradient(rgba(37,99,235,.055) 1px, transparent 1px),
        linear-gradient(90deg,rgba(37,99,235,.055) 1px, transparent 1px);
      background-size:34px 34px;
      mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent 86%);
      pointer-events:none;
    }
    .hero-grid{
      position:relative;
      display:grid;
      grid-template-columns:5fr 7fr;
      gap:34px;
      align-items:center;
    }
    .hero-copy{
      z-index:1;
      padding:18px 0;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:9px;
      padding:8px 12px;
      border-radius:999px;
      color:var(--primary-dark);
      background:#fff;
      border:1px solid var(--border-blue);
      box-shadow:0 10px 26px rgba(37,99,235,.06);
      font-size:13px;
      font-weight:900;
      margin-bottom:18px;
    }
    .eyebrow:before{
      content:"";
      width:9px;
      height:9px;
      border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 0 5px rgba(56,189,248,.16);
    }
    h1{
      margin:0;
      font-size:clamp(30px,4.2vw,48px);
      line-height:1.2;
      letter-spacing:-.04em;
      font-weight:900;
      color:var(--text);
    }
    .hero-subtitle{
      margin:18px 0 0;
      color:var(--muted-2);
      font-size:17px;
      line-height:1.9;
      max-width:620px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:14px;
      margin-top:28px;
    }
    .hero-kpis{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:28px;
      max-width:590px;
    }
    .kpi-mini{
      background:#fff;
      border:1px solid var(--border-blue);
      border-radius:18px;
      padding:14px;
      box-shadow:0 10px 28px rgba(37,99,235,.06);
    }
    .kpi-mini b{
      display:block;
      color:var(--primary);
      font-size:24px;
      line-height:1.1;
      font-weight:900;
    }
    .kpi-mini span{
      display:block;
      margin-top:5px;
      color:var(--muted);
      font-size:13px;
      font-weight:700;
    }
    .hero-panel{
      position:relative;
      transform:translateY(18px) rotate(-1.2deg);
      border-radius:30px;
      background:linear-gradient(135deg,#FFFFFF,#F8FBFF);
      border:1px solid rgba(37,99,235,.14);
      box-shadow:var(--shadow-lg);
      padding:24px;
      overflow:hidden;
    }
    .hero-panel:before,.hero-panel:after{
      content:"";
      position:absolute;
      width:52px;
      height:52px;
      border-color:rgba(37,99,235,.35);
      border-style:solid;
      pointer-events:none;
    }
    .hero-panel:before{
      left:16px;
      top:16px;
      border-width:2px 0 0 2px;
      border-radius:16px 0 0 0;
    }
    .hero-panel:after{
      right:16px;
      bottom:16px;
      border-width:0 2px 2px 0;
      border-radius:0 0 16px 0;
    }
    .dp-cover{
      min-height:420px;
      border-radius:24px;
      padding:22px;
      background:
        radial-gradient(circle at 15% 20%, rgba(56,189,248,.22), transparent 28%),
        linear-gradient(135deg,#F8FAFF,#FFFFFF 58%,#EFF6FF);
      border:1px solid var(--border-blue);
      transform:rotate(1.2deg);
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:16px;
      align-content:center;
    }
    .matrix-card{
      position:relative;
      background:rgba(255,255,255,.92);
      border:1px solid rgba(37,99,235,.12);
      border-radius:20px;
      padding:18px;
      box-shadow:0 12px 30px rgba(37,99,235,.07);
    }
    .matrix-card.wide{grid-column:span 2}
    .matrix-code{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      margin-bottom:12px;
      color:var(--primary);
      font-size:12px;
      font-weight:900;
      letter-spacing:.04em;
    }
    .status-dot{
      display:inline-flex;
      align-items:center;
      gap:6px;
      color:#0F766E;
      background:#ECFDF5;
      border:1px solid #CCFBF1;
      border-radius:999px;
      padding:5px 9px;
      font-size:12px;
      font-weight:900;
    }
    .status-dot:before{
      content:"";
      width:7px;
      height:7px;
      border-radius:50%;
      background:#14B8A6;
    }
    .matrix-card h2,.matrix-card h3{
      margin:0 0 8px;
      font-size:19px;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .matrix-card p{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.75;
    }
    .scan-list{
      margin:12px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:9px;
    }
    .scan-list li{
      display:flex;
      align-items:flex-start;
      gap:9px;
      color:var(--muted-2);
      font-size:14px;
      line-height:1.6;
    }
    .scan-list li:before{
      content:"";
      flex:0 0 8px;
      width:8px;
      height:8px;
      margin-top:8px;
      border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 0 4px rgba(37,99,235,.12);
    }
    .section{
      padding:76px 0;
      position:relative;
    }
    .section-sm{padding:56px 0}
    .section-head{
      max-width:790px;
      margin-bottom:32px;
    }
    .section-head.center{
      text-align:center;
      margin-inline:auto;
    }
    .section-kicker{
      display:inline-flex;
      color:var(--primary);
      background:var(--primary-tint);
      border:1px solid var(--border-blue);
      border-radius:999px;
      padding:7px 12px;
      font-size:13px;
      font-weight:900;
      margin-bottom:12px;
    }
    h2{
      margin:0;
      font-size:clamp(25px,3vw,34px);
      line-height:1.28;
      letter-spacing:-.03em;
      font-weight:900;
    }
    .section-desc{
      margin:12px 0 0;
      color:var(--muted-2);
      font-size:16px;
      line-height:1.85;
    }
    .filter-strip{
      display:flex;
      gap:10px;
      overflow-x:auto;
      white-space:nowrap;
      scrollbar-width:none;
      padding:2px 0 18px;
      margin-bottom:18px;
    }
    .filter-strip::-webkit-scrollbar{display:none}
    .filter-pill{
      display:inline-flex;
      align-items:center;
      border-radius:999px;
      padding:10px 15px;
      border:1px solid var(--border-blue);
      background:#fff;
      color:var(--muted-2);
      font-weight:900;
      box-shadow:0 8px 22px rgba(37,99,235,.05);
    }
    .filter-pill.active,.filter-pill:hover{
      background:var(--primary);
      color:#fff;
      border-color:var(--primary);
    }
    .content-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 340px;
      gap:28px;
      align-items:start;
    }
    .article-list{
      display:grid;
      gap:18px;
    }
    .guide-card{
      position:relative;
      background:#fff;
      border:1px solid var(--border-blue);
      border-radius:var(--radius);
      padding:22px;
      box-shadow:var(--shadow);
      overflow:hidden;
      transition:all .22s ease;
    }
    .guide-card:hover{
      transform:translateY(-3px);
      border-color:rgba(37,99,235,.36);
      box-shadow:var(--shadow-lg);
    }
    .guide-card:before{
      content:"";
      position:absolute;
      left:0;
      top:22px;
      width:4px;
      height:58px;
      border-radius:0 99px 99px 0;
      background:linear-gradient(180deg,var(--primary),var(--cyan));
    }
    .guide-top{
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:16px;
      margin-bottom:12px;
    }
    .guide-no{
      color:var(--primary);
      background:var(--primary-tint);
      border:1px solid var(--border-blue);
      border-radius:14px;
      padding:7px 10px;
      font-size:13px;
      font-weight:900;
      line-height:1;
    }
    .guide-meta{
      color:var(--muted);
      font-size:13px;
      font-weight:800;
    }
    .guide-card h3{
      margin:0;
      font-size:22px;
      line-height:1.35;
      letter-spacing:-.02em;
      font-weight:900;
    }
    .guide-card p{
      margin:12px 0 0;
      color:var(--muted-2);
      font-size:15.5px;
      line-height:1.85;
    }
    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:16px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      padding:7px 10px;
      border-radius:999px;
      color:#075985;
      background:#F0F9FF;
      border:1px solid #BAE6FD;
      font-size:12.5px;
      font-weight:900;
    }
    .guide-action{
      margin-top:18px;
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:16px;
      border-top:1px dashed var(--border-blue);
      padding-top:16px;
    }
    .guide-action a{
      color:var(--primary);
      font-weight:900;
    }
    .side-stack{
      position:sticky;
      top:138px;
      display:grid;
      gap:18px;
    }
    .side-card{
      background:#fff;
      border:1px solid var(--border-blue);
      border-radius:var(--radius);
      padding:20px;
      box-shadow:var(--shadow);
      overflow:hidden;
    }
    .side-card.warning{
      background:linear-gradient(180deg,#FFF7ED,#FFFFFF);
      border-color:rgba(245,158,11,.24);
    }
    .side-title{
      display:flex;
      align-items:center;
      gap:9px;
      margin-bottom:12px;
      font-size:18px;
      font-weight:900;
    }
    .side-title:before{
      content:"";
      width:10px;
      height:10px;
      border-radius:50%;
      background:var(--primary);
      box-shadow:0 0 0 5px rgba(37,99,235,.12);
    }
    .side-card.warning .side-title:before{background:var(--warning);box-shadow:0 0 0 5px rgba(245,158,11,.14)}
    .side-card p{
      margin:0;
      color:var(--muted-2);
      font-size:14.5px;
      line-height:1.8;
    }
    .side-links{
      margin:12px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .side-links a{
      display:flex;
      justify-content:space-between;
      align-items:center;
      padding:10px 12px;
      background:var(--primary-tint);
      border:1px solid var(--border-blue);
      border-radius:14px;
      color:var(--text);
      font-weight:800;
      font-size:14px;
    }
    .side-links a:after{content:"›";color:var(--primary);font-size:20px;line-height:1}
    .side-links a:hover{
      transform:translateX(2px);
      background:#fff;
      color:var(--primary);
    }
    .trust-band{
      border-radius:30px;
      border:1px solid var(--border-blue);
      background:linear-gradient(135deg,#FFFFFF,#EFF6FF);
      box-shadow:var(--shadow);
      padding:24px;
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .trust-item{
      background:#fff;
      border:1px solid rgba(37,99,235,.1);
      border-radius:20px;
      padding:20px;
      transition:all .22s ease;
    }
    .trust-item:hover{
      transform:translateY(-3px);
      border-color:rgba(37,99,235,.32);
      box-shadow:0 16px 38px rgba(37,99,235,.1);
    }
    .trust-item b{
      display:block;
      color:var(--primary);
      font-size:34px;
      line-height:1;
      font-weight:900;
      letter-spacing:-.04em;
    }
    .trust-item span{
      display:block;
      margin-top:8px;
      color:var(--muted);
      font-weight:800;
      font-size:14px;
      line-height:1.55;
    }
    .process-grid{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:24px;
      align-items:stretch;
    }
    .process-card{
      background:#fff;
      border:1px solid var(--border-blue);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
      padding:24px;
    }
    .process-list{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:16px;
    }
    .process-list li{
      position:relative;
      padding-left:46px;
      min-height:38px;
    }
    .process-list li:before{
      content:attr(data-step);
      position:absolute;
      left:0;
      top:0;
      width:32px;
      height:32px;
      border-radius:12px;
      background:var(--primary);
      color:#fff;
      display:grid;
      place-items:center;
      font-size:13px;
      font-weight:900;
      box-shadow:0 10px 22px rgba(37,99,235,.22);
    }
    .process-list li:not(:last-child):after{
      content:"";
      position:absolute;
      left:15px;
      top:36px;
      bottom:-13px;
      width:2px;
      background:var(--border-blue);
    }
    .process-list strong{
      display:block;
      font-size:17px;
      font-weight:900;
      margin-bottom:3px;
    }
    .process-list span{
      color:var(--muted-2);
      font-size:14.5px;
      line-height:1.75;
    }
    .cta-panel{
      position:relative;
      overflow:hidden;
      border-radius:30px;
      padding:34px;
      background:
        linear-gradient(135deg,rgba(37,99,235,.95),rgba(14,165,233,.88)),
        linear-gradient(90deg,transparent,rgba(255,255,255,.18));
      color:#fff;
      box-shadow:0 24px 60px rgba(37,99,235,.25);
    }
    .cta-panel:before{
      content:"";
      position:absolute;
      inset:0;
      background-image:
        linear-gradient(rgba(255,255,255,.16) 1px, transparent 1px),
        linear-gradient(90deg,rgba(255,255,255,.16) 1px, transparent 1px);
      background-size:30px 30px;
      opacity:.35;
    }
    .cta-inner{
      position:relative;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:26px;
    }
    .cta-panel h2{color:#fff}
    .cta-panel p{
      margin:10px 0 0;
      max-width:720px;
      color:rgba(255,255,255,.88);
    }
    .cta-panel .btn-secondary-custom{
      flex:0 0 auto;
      border-color:rgba(255,255,255,.5);
    }
    .accordion{
      --bs-accordion-border-width:0;
      display:grid;
      gap:14px;
    }
    .accordion-item{
      border:1px solid var(--border-blue)!important;
      border-radius:20px!important;
      overflow:hidden;
      box-shadow:0 12px 30px rgba(37,99,235,.06);
      background:#fff;
    }
    .accordion-button{
      padding:18px 20px;
      font-weight:900;
      color:var(--text);
      background:#fff;
      box-shadow:none!important;
      gap:12px;
    }
    .accordion-button:before{
      content:attr(data-no);
      display:inline-grid;
      place-items:center;
      width:32px;
      height:32px;
      border-radius:12px;
      background:var(--primary-tint);
      color:var(--primary);
      border:1px solid var(--border-blue);
      font-size:13px;
      font-weight:900;
      flex:0 0 auto;
    }
    .accordion-button:not(.collapsed){
      background:var(--primary-tint);
      color:var(--primary-dark);
    }
    .accordion-button:focus{box-shadow:var(--focus)!important}
    .accordion-body{
      padding:0 22px 20px 64px;
      color:var(--muted-2);
      line-height:1.85;
      background:var(--primary-tint);
    }
    .privacy-box{
      border-radius:30px;
      background:#fff;
      border:1px solid var(--border-blue);
      box-shadow:var(--shadow);
      padding:28px;
      display:grid;
      grid-template-columns:220px 1fr;
      gap:28px;
      align-items:center;
    }
    .lock-visual{
      height:190px;
      border-radius:26px;
      background:
        radial-gradient(circle at 50% 38%, rgba(56,189,248,.24), transparent 38%),
        linear-gradient(135deg,#EFF6FF,#FFFFFF);
      border:1px solid var(--border-blue);
      display:grid;
      place-items:center;
      position:relative;
      overflow:hidden;
    }
    .lock-visual:before{
      content:"";
      width:70px;
      height:58px;
      border-radius:18px;
      border:8px solid var(--primary);
      border-top-color:transparent;
      transform:translateY(20px);
    }
    .lock-visual:after{
      content:"";
      position:absolute;
      width:62px;
      height:46px;
      border:8px solid var(--primary);
      border-bottom:0;
      border-radius:40px 40px 0 0;
      top:46px;
    }
    .privacy-box p{color:var(--muted-2);margin:10px 0 0}
    .privacy-points{
      margin:16px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:10px;
    }
    .privacy-points li{
      background:var(--primary-tint);
      border:1px solid var(--border-blue);
      border-radius:14px;
      padding:11px 12px;
      color:var(--muted-2);
      font-weight:800;
      font-size:14px;
    }
    .modal-content{
      border:0;
      border-radius:28px;
      overflow:hidden;
      box-shadow:0 28px 80px rgba(15,23,42,.22);
    }
    .modal-header{
      background:linear-gradient(135deg,#EFF6FF,#FFFFFF);
      border-bottom:1px solid var(--border-blue);
      padding:22px 24px;
    }
    .modal-title{font-weight:900;color:var(--text)}
    .modal-body{padding:24px}
    .form-label{font-weight:900;color:var(--text);margin-bottom:7px}
    .form-control,.form-select{
      min-height:52px;
      border-radius:16px;
      border:1px solid var(--border-blue);
      background:#fff;
      color:var(--text);
      box-shadow:none;
    }
    .form-control:focus,.form-select:focus{
      border-color:rgba(37,99,235,.55);
      box-shadow:var(--focus);
    }
    .form-check-input{
      border-color:#BFDBFE;
      box-shadow:none!important;
    }
    .form-check-input:checked{
      background-color:var(--primary);
      border-color:var(--primary);
    }
    .form-note{
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
      margin-top:12px;
    }
    .site-footer{
      margin-top:30px;
      background:#EEF4FC;
      border-top:1px solid var(--border-blue);
      padding:56px 0 26px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .8fr .8fr .8fr;
      gap:34px;
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:10px;
      font-size:18px;
      font-weight:900;
      margin-bottom:12px;
    }
    .site-footer p{
      color:var(--muted-2);
      margin:0;
      max-width:430px;
      font-size:14.5px;
      line-height:1.85;
    }
    .footer-title{
      font-weight:900;
      margin-bottom:12px;
      color:var(--text);
    }
    .footer-links{
      list-style:none;
      padding:0;
      margin:0;
      display:grid;
      gap:9px;
    }
    .footer-links a{
      color:var(--muted-2);
      font-weight:700;
      font-size:14.5px;
    }
    .footer-links a:hover{color:var(--primary);padding-left:2px}
    .footer-bottom{
      margin-top:34px;
      padding-top:20px;
      border-top:1px solid rgba(37,99,235,.12);
      display:flex;
      justify-content:space-between;
      gap:16px;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    @media (max-width:1199px){
      .hero-grid{grid-template-columns:1fr;gap:24px}
      .hero-panel{transform:none}
      .dp-cover{transform:none}
      .content-layout{grid-template-columns:1fr}
      .side-stack{position:static;grid-template-columns:repeat(3,1fr)}
      .trust-band{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:991px){
      .navbar-collapse{
        padding:16px 0 4px;
      }
      .nav-search{
        margin:8px 0 14px;
        max-width:none;
      }
      .nav-actions{
        align-items:stretch;
        flex-direction:column;
      }
      .nav-actions .btn-ghost{width:100%}
      .dp-cover{grid-template-columns:1fr;min-height:auto}
      .matrix-card.wide{grid-column:auto}
      .hero-kpis{grid-template-columns:1fr 1fr}
      .side-stack{grid-template-columns:1fr}
      .process-grid{grid-template-columns:1fr}
      .privacy-box{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-bottom{flex-direction:column}
    }
    @media (max-width:767px){
      .site-container{width:min(100% - 28px,var(--container))}
      .brand-text{font-size:16px}
      .notice-bar{align-items:flex-start;flex-direction:column;margin-top:14px}
      .page-hero{padding:38px 0 52px}
      .hero-actions{flex-direction:column}
      .hero-actions a,.hero-actions button{width:100%}
      .hero-kpis{grid-template-columns:1fr}
      .hero-panel{padding:16px;border-radius:24px}
      .dp-cover{padding:16px;border-radius:20px}
      .section{padding:52px 0}
      .section-sm{padding:42px 0}
      .guide-top{flex-direction:column}
      .guide-action{align-items:flex-start;flex-direction:column}
      .trust-band{grid-template-columns:1fr;padding:16px;border-radius:24px}
      .cta-panel{padding:24px;border-radius:24px}
      .cta-inner{align-items:flex-start;flex-direction:column}
      .cta-inner .btn-secondary-custom{width:100%}
      .accordion-body{padding:0 18px 18px 18px}
      .accordion-button{align-items:flex-start}
      .privacy-points{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr}
    }
    @media (max-width:520px){
      h1{font-size:30px}
      .channel-link,.badge-soft{font-size:13px}
      .matrix-card,.guide-card,.side-card,.process-card{padding:18px}
      .trust-item b{font-size:30px}
    }