/* roulang page: index */
:root{
      --bg:#f5f8fc;
      --bg-soft:#f8fafd;
      --surface:#ffffff;
      --surface-blue:#eef6ff;
      --nav:#07111f;
      --nav-2:#0b1220;
      --primary:#2563eb;
      --primary-dark:#1d4ed8;
      --cyan:#22d3ee;
      --cyan-soft:#cffafe;
      --amber:#f59e0b;
      --text:#0f172a;
      --muted:#64748b;
      --light:#cbd5e1;
      --border:#e2e8f0;
      --border-strong:#cbd5e1;
      --shadow:0 16px 40px rgba(15,23,42,.08);
      --shadow-hover:0 22px 52px rgba(37,99,235,.16);
      --radius:24px;
      --radius-sm:16px;
      --radius-pill:999px;
      --container:1180px;
      --transition:all .22s 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% 6%,rgba(34,211,238,.16),transparent 28%),
        radial-gradient(circle at 88% 12%,rgba(37,99,235,.12),transparent 28%),
        var(--bg);
      line-height:1.75;
      -webkit-font-smoothing:antialiased;
    }
    a{color:inherit;text-decoration:none;transition:var(--transition)}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    .container{max-width:var(--container)}
    .section{
      padding:86px 0;
      position:relative;
    }
    .section-tight{padding:64px 0}
    .section-head{
      max-width:780px;
      margin-bottom:30px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 13px;
      border-radius:var(--radius-pill);
      background:rgba(37,99,235,.08);
      color:var(--primary-dark);
      font-size:14px;
      font-weight:700;
      margin-bottom:14px;
    }
    .section-kicker::before{
      content:"";
      width:8px;height:8px;border-radius:50%;
      background:var(--cyan);
      box-shadow:0 0 14px rgba(34,211,238,.7);
    }
    h1,h2,h3,h4{letter-spacing:-.02em;color:var(--text)}
    h1{
      font-size:clamp(32px,5vw,52px);
      line-height:1.16;
      font-weight:800;
      margin:0 0 20px;
    }
    h2{
      font-size:clamp(25px,3.2vw,34px);
      line-height:1.25;
      font-weight:800;
      margin-bottom:12px;
    }
    h3{font-size:21px;line-height:1.35;font-weight:800}
    p{margin-bottom:0}
    .lead-text{
      color:#334155;
      font-size:17px;
      line-height:1.85;
    }
    .muted{color:var(--muted)}
    .site-header{
      position:sticky;
      top:0;
      z-index:1030;
      background:linear-gradient(180deg,var(--nav),var(--nav-2));
      border-bottom:1px solid rgba(148,163,184,.16);
      box-shadow:0 10px 30px rgba(2,6,23,.25);
    }
    .navbar{
      min-height:76px;
      padding:0;
    }
    .navbar-brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:#fff!important;
      font-weight:800;
      letter-spacing:-.03em;
      font-size:20px;
      white-space:normal;
      max-width:360px;
    }
    .brand-mark{
      width:38px;height:38px;border-radius:14px;
      background:linear-gradient(135deg,var(--primary),var(--cyan));
      display:grid;place-items:center;
      color:#fff;
      box-shadow:0 0 24px rgba(34,211,238,.38);
      flex:0 0 auto;
    }
    .brand-mark svg{width:20px;height:20px}
    .navbar-toggler{
      border:1px solid rgba(203,213,225,.28);
      border-radius:14px;
      padding:9px 11px;
      color:#fff;
    }
    .navbar-toggler:focus{box-shadow:0 0 0 3px rgba(34,211,238,.22)}
    .navbar-toggler-icon{
      filter:invert(1) grayscale(1) brightness(1.8);
    }
    .nav-menu{
      gap:8px;
      align-items:center;
    }
    .navbar .nav-link{
      position:relative;
      color:#cbd5e1!important;
      font-weight:700;
      padding:26px 16px!important;
      min-height:76px;
      display:flex;
      align-items:center;
    }
    .navbar .nav-link::after{
      content:"";
      position:absolute;
      left:50%;
      bottom:0;
      width:0;
      height:2px;
      background:var(--cyan);
      transform:translateX(-50%);
      box-shadow:0 0 14px rgba(34,211,238,.65);
      transition:var(--transition);
    }
    .navbar .nav-link:hover,
    .navbar .nav-link.active{
      color:#fff!important;
    }
    .navbar .nav-link:hover::after,
    .navbar .nav-link.active::after{width:68%}
    .nav-cta{
      border:1px solid rgba(34,211,238,.62);
      color:#e0f2fe!important;
      background:rgba(37,99,235,.18);
      padding:11px 18px!important;
      border-radius:var(--radius-pill);
      box-shadow:0 0 20px rgba(34,211,238,.16);
      font-weight:800;
    }
    .nav-cta:hover{
      background:var(--primary);
      border-color:var(--cyan);
      box-shadow:0 0 28px rgba(34,211,238,.28);
      transform:translateY(-1px);
    }
    .subnav{
      background:rgba(255,255,255,.86);
      backdrop-filter:blur(12px);
      border-bottom:1px solid var(--border);
    }
    .subnav-inner{
      display:flex;
      gap:10px;
      overflow-x:auto;
      padding:12px 0;
      scrollbar-width:none;
    }
    .subnav-inner::-webkit-scrollbar{display:none}
    .topic-pill{
      flex:0 0 auto;
      padding:8px 14px;
      border-radius:var(--radius-pill);
      background:#fff;
      border:1px solid var(--border);
      color:#475569;
      font-size:14px;
      font-weight:700;
    }
    .topic-pill:hover{
      color:var(--primary-dark);
      border-color:rgba(37,99,235,.28);
      background:#eff6ff;
    }
    .btn{
      border-radius:var(--radius-pill);
      font-weight:800;
      padding:12px 20px;
      transition:var(--transition);
    }
    .btn-primary{
      --bs-btn-bg:var(--primary);
      --bs-btn-border-color:var(--primary);
      --bs-btn-hover-bg:var(--primary-dark);
      --bs-btn-hover-border-color:var(--primary-dark);
      box-shadow:0 14px 28px rgba(37,99,235,.22);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(37,99,235,.28)}
    .btn-outline-primary{
      --bs-btn-color:var(--primary-dark);
      --bs-btn-border-color:rgba(37,99,235,.28);
      --bs-btn-hover-bg:#eff6ff;
      --bs-btn-hover-color:var(--primary-dark);
      --bs-btn-hover-border-color:var(--primary);
      background:#fff;
    }
    .btn-light-blue{
      background:#e0f2fe;
      color:#075985;
      border:1px solid #bae6fd;
    }
    .btn-light-blue:hover{background:#cffafe;color:#0f172a;transform:translateY(-2px)}
    .hero{
      padding:74px 0 58px;
    }
    .hero-banner{
      position:relative;
      overflow:hidden;
      border-radius:32px;
      background:
        linear-gradient(135deg,rgba(255,255,255,.96),rgba(239,246,255,.94)),
        radial-gradient(circle at 80% 20%,rgba(34,211,238,.25),transparent 34%);
      border:1px solid rgba(226,232,240,.9);
      box-shadow:var(--shadow);
      padding:36px;
    }
    .hero-banner::before{
      content:"";
      position:absolute;
      inset:auto -80px -120px auto;
      width:330px;height:330px;border-radius:50%;
      background:rgba(37,99,235,.09);
    }
    .hero-grid{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:28px;
      align-items:stretch;
      position:relative;
      z-index:1;
    }
    .rights-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin:22px 0;
    }
    .rights-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      background:#fff;
      border:1px solid var(--border);
      color:#334155;
      padding:9px 12px;
      border-radius:var(--radius-pill);
      font-weight:700;
      font-size:14px;
      box-shadow:0 10px 24px rgba(15,23,42,.05);
    }
    .rights-badge span{
      width:18px;height:18px;border-radius:50%;
      background:var(--cyan-soft);
      color:#0369a1;
      display:grid;place-items:center;
      font-size:12px;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:26px;
    }
    .adult-note{
      margin-top:14px;
      color:#64748b;
      font-size:13px;
      display:flex;
      align-items:flex-start;
      gap:8px;
    }
    .adult-note strong{color:#92400e}
    .qualification-panel{
      background:#07111f;
      color:#e2e8f0;
      border-radius:28px;
      padding:24px;
      box-shadow:0 24px 50px rgba(2,6,23,.22);
      border:1px solid rgba(34,211,238,.22);
    }
    .panel-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      margin-bottom:20px;
    }
    .panel-label{
      color:#a5f3fc;
      background:rgba(34,211,238,.12);
      border:1px solid rgba(34,211,238,.25);
      border-radius:var(--radius-pill);
      padding:7px 12px;
      font-size:13px;
      font-weight:800;
    }
    .panel-check{
      display:grid;
      gap:12px;
    }
    .check-item{
      display:flex;
      gap:12px;
      padding:14px;
      border-radius:18px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(226,232,240,.1);
    }
    .check-icon{
      width:34px;height:34px;border-radius:12px;
      display:grid;place-items:center;
      color:#07111f;
      background:linear-gradient(135deg,var(--cyan),#bfdbfe);
      flex:0 0 auto;
      font-weight:900;
    }
    .check-item h3{
      color:#fff;
      font-size:16px;
      margin:0 0 3px;
    }
    .check-item p{font-size:14px;color:#b6c2d1;line-height:1.55}
    .card{
      border:1px solid var(--border);
      border-radius:var(--radius);
      box-shadow:var(--shadow);
      background:var(--surface);
      transition:var(--transition);
    }
    .card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(34,211,238,.55);
    }
    .benefit-layout{
      display:grid;
      grid-template-columns:.85fr 1.15fr;
      gap:24px;
    }
    .benefit-index{
      background:linear-gradient(180deg,#ffffff,#eff6ff);
      border-radius:var(--radius);
      border:1px solid var(--border);
      padding:26px;
      box-shadow:var(--shadow);
    }
    .index-list{
      list-style:none;
      padding:0;
      margin:20px 0 0;
      display:grid;
      gap:12px;
    }
    .index-list li{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:13px 14px;
      border-radius:16px;
      background:#fff;
      border:1px solid var(--border);
      color:#334155;
      font-weight:700;
    }
    .index-list small{color:var(--primary-dark);font-weight:800}
    .benefit-cards{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .benefit-card{
      padding:22px;
      min-height:196px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:6px 10px;
      border-radius:var(--radius-pill);
      font-size:13px;
      font-weight:800;
      color:#075985;
      background:#e0f2fe;
      border:1px solid #bae6fd;
      margin-bottom:14px;
    }
    .card-icon{
      width:46px;height:46px;border-radius:16px;
      display:grid;place-items:center;
      background:#eff6ff;
      color:var(--primary);
      margin-bottom:14px;
    }
    .card-icon svg{width:22px;height:22px}
    .mini-link{
      display:inline-flex;
      align-items:center;
      gap:8px;
      margin-top:14px;
      color:var(--primary-dark);
      font-weight:800;
      font-size:14px;
    }
    .mini-link:hover{gap:12px;color:#075985}
    .eligibility-wrap{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:24px;
      align-items:start;
    }
    .eligibility-card{
      padding:26px;
      background:#fff;
    }
    .number-list{
      counter-reset:item;
      list-style:none;
      padding:0;margin:18px 0 0;
      display:grid;
      gap:14px;
    }
    .number-list li{
      counter-increment:item;
      position:relative;
      padding:16px 16px 16px 58px;
      border-radius:18px;
      border:1px solid var(--border);
      background:#f8fafc;
    }
    .number-list li::before{
      content:counter(item);
      position:absolute;
      left:16px;top:16px;
      width:28px;height:28px;border-radius:10px;
      background:var(--primary);
      color:#fff;
      display:grid;place-items:center;
      font-weight:900;
      box-shadow:0 10px 20px rgba(37,99,235,.22);
    }
    .notice-card{
      background:#fffbeb;
      border:1px solid #fde68a;
      box-shadow:none;
    }
    .notice-card h3{color:#92400e}
    .news-shell{
      display:grid;
      grid-template-columns:1.35fr .65fr;
      gap:24px;
    }
    .news-list{
      display:grid;
      gap:14px;
    }
    .news-item{
      padding:20px;
      border-radius:22px;
      border:1px solid var(--border);
      background:#fff;
      box-shadow:0 12px 26px rgba(15,23,42,.05);
      transition:var(--transition);
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:16px;
      align-items:center;
    }
    .news-item:hover{
      border-color:rgba(37,99,235,.35);
      transform:translateX(4px);
      box-shadow:var(--shadow);
    }
    .news-date{
      min-width:76px;
      padding:9px 10px;
      border-radius:16px;
      background:#eff6ff;
      color:var(--primary-dark);
      text-align:center;
      font-weight:900;
      line-height:1.2;
    }
    .news-date small{display:block;color:#64748b;font-size:12px;font-weight:700;margin-top:2px}
    .news-item h3{font-size:18px;margin:0 0 4px}
    .news-item p{font-size:14px;color:var(--muted);line-height:1.65}
    .side-card{
      padding:24px;
      border-radius:var(--radius);
      border:1px solid var(--border);
      background:linear-gradient(180deg,#fff,#f0f9ff);
      box-shadow:var(--shadow);
    }
    .rank-list{
      list-style:none;
      padding:0;margin:18px 0 0;
      display:grid;
      gap:12px;
    }
    .rank-list li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding-bottom:12px;
      border-bottom:1px dashed var(--border-strong);
    }
    .rank-list li:last-child{border-bottom:0;padding-bottom:0}
    .rank-num{
      width:28px;height:28px;border-radius:10px;
      background:#dbeafe;
      color:var(--primary-dark);
      display:grid;place-items:center;
      font-weight:900;
      flex:0 0 auto;
    }
    .stats-band{
      background:linear-gradient(135deg,#eaf4ff,#ffffff);
      border:1px solid var(--border);
      border-radius:30px;
      box-shadow:var(--shadow);
      padding:28px;
    }
    .stats-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .stat-card{
      background:#fff;
      border:1px solid var(--border);
      border-radius:22px;
      padding:22px;
      min-height:140px;
    }
    .stat-num{
      font-size:34px;
      line-height:1;
      font-weight:900;
      color:var(--primary);
      letter-spacing:-.04em;
      margin-bottom:10px;
    }
    .stat-num small{font-size:15px;color:var(--muted);letter-spacing:0}
    .guide-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
    }
    .guide-card{
      padding:22px;
      background:#fff;
      border-radius:var(--radius);
      border:1px solid var(--border);
      box-shadow:0 12px 28px rgba(15,23,42,.05);
      transition:var(--transition);
    }
    .guide-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
    .guide-step{
      width:40px;height:40px;border-radius:15px;
      display:grid;place-items:center;
      background:#0f172a;
      color:#67e8f9;
      font-weight:900;
      margin-bottom:14px;
    }
    .review-wall{
      display:grid;
      grid-template-columns:.75fr 1.25fr;
      gap:24px;
    }
    .score-card{
      padding:28px;
      background:#0b1220;
      color:#e2e8f0;
      border-radius:var(--radius);
      box-shadow:0 20px 48px rgba(2,6,23,.22);
      border:1px solid rgba(34,211,238,.2);
    }
    .score{
      font-size:52px;
      font-weight:900;
      color:#fff;
      line-height:1;
      margin:14px 0 10px;
    }
    .stars{color:#fbbf24;letter-spacing:2px}
    .review-list{
      display:grid;
      gap:16px;
    }
    .review-item{
      padding:20px;
      border-radius:22px;
      background:#fff;
      border:1px solid var(--border);
      box-shadow:0 12px 26px rgba(15,23,42,.05);
    }
    .review-meta{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-bottom:8px;
      color:var(--muted);
      font-size:13px;
      font-weight:700;
    }
    .form-zone{
      background:
        linear-gradient(135deg,rgba(7,17,31,.96),rgba(13,31,64,.94)),
        radial-gradient(circle at 80% 30%,rgba(34,211,238,.2),transparent 28%);
      color:#dbeafe;
      border-radius:32px;
      padding:34px;
      box-shadow:0 24px 60px rgba(2,6,23,.26);
      border:1px solid rgba(34,211,238,.22);
    }
    .form-zone h2,.form-zone h3{color:#fff}
    .form-control,.form-select{
      border-radius:16px;
      border:1px solid var(--border-strong);
      padding:12px 14px;
      background:#fff;
      color:var(--text);
    }
    .form-control:focus,.form-select:focus{
      border-color:var(--primary);
      box-shadow:0 0 0 4px rgba(37,99,235,.12);
    }
    .form-check-input:focus{box-shadow:0 0 0 4px rgba(37,99,235,.12)}
    .form-check-input:checked{
      background-color:var(--primary);
      border-color:var(--primary);
    }
    .modal-content{
      border:0;
      border-radius:28px;
      overflow:hidden;
      box-shadow:0 30px 80px rgba(2,6,23,.32);
    }
    .modal-header{
      background:#eff6ff;
      border-bottom:1px solid var(--border);
      padding:22px 24px;
    }
    .modal-title{font-weight:900;color:var(--text)}
    .modal-body{padding:24px}
    .privacy-card{
      display:grid;
      grid-template-columns:auto 1fr;
      gap:24px;
      padding:30px;
      background:#eef6ff;
      border:1px solid #dbeafe;
      border-radius:30px;
      box-shadow:var(--shadow);
    }
    .shield{
      width:72px;height:72px;border-radius:24px;
      background:linear-gradient(135deg,var(--primary),var(--cyan));
      display:grid;place-items:center;
      color:#fff;
      box-shadow:0 18px 34px rgba(37,99,235,.2);
    }
    .privacy-list{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:12px;
      margin-top:18px;
    }
    .privacy-list div{
      padding:14px 16px;
      border-radius:18px;
      background:#fff;
      border:1px solid #dbeafe;
      color:#334155;
      font-weight:700;
    }
    .accordion{
      --bs-accordion-border-color:var(--border);
      --bs-accordion-border-radius:22px;
      --bs-accordion-inner-border-radius:20px;
      display:grid;
      gap:12px;
    }
    .accordion-item{
      border:1px solid var(--border)!important;
      border-radius:22px!important;
      overflow:hidden;
      box-shadow:0 10px 24px rgba(15,23,42,.04);
      background:#fff;
    }
    .accordion-button{
      font-weight:800;
      color:var(--text);
      padding:18px 20px;
      background:#fff;
      box-shadow:none!important;
    }
    .accordion-button:not(.collapsed){
      color:var(--primary-dark);
      background:#eff6ff;
    }
    .accordion-body{
      background:#f8fafc;
      color:#475569;
      line-height:1.75;
      padding:18px 20px;
    }
    .site-footer{
      background:#07111f;
      color:#cbd5e1;
      padding:54px 0 26px;
      border-top:1px solid rgba(148,163,184,.14);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:28px;
      margin-bottom:30px;
    }
    .footer-brand{
      display:flex;
      gap:12px;
      align-items:center;
      color:#fff;
      font-weight:900;
      font-size:19px;
      margin-bottom:12px;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{color:#cbd5e1}
    .footer-links a:hover{color:#67e8f9;transform:translateX(3px)}
    .footer-title{
      color:#fff;
      font-weight:900;
      margin-bottom:12px;
    }
    .copyright{
      border-top:1px solid rgba(148,163,184,.16);
      padding-top:20px;
      color:#94a3b8;
      font-size:13px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }
    .floating-cta{
      position:fixed;
      right:18px;
      bottom:18px;
      z-index:1020;
      display:flex;
      gap:10px;
      align-items:center;
      background:#fff;
      border:1px solid var(--border);
      box-shadow:0 18px 44px rgba(15,23,42,.18);
      border-radius:var(--radius-pill);
      padding:8px;
    }
    .floating-cta span{
      padding-left:10px;
      color:#334155;
      font-size:13px;
      font-weight:800;
    }
    @media (max-width:1199px){
      .hero-grid,.benefit-layout,.eligibility-wrap,.news-shell,.review-wall{grid-template-columns:1fr}
      .stats-grid,.guide-grid{grid-template-columns:repeat(2,1fr)}
      .benefit-cards{grid-template-columns:1fr 1fr}
    }
    @media (max-width:991px){
      .navbar-collapse{
        background:#07111f;
        border:1px solid rgba(148,163,184,.18);
        border-radius:22px;
        margin:0 0 16px;
        padding:10px;
      }
      .navbar .nav-link{
        min-height:48px;
        padding:12px 14px!important;
        border-bottom:1px solid rgba(148,163,184,.12);
      }
      .navbar .nav-link::after{display:none}
      .nav-cta{display:inline-flex;margin:10px 0}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:767px){
      .section{padding:56px 0}
      .section-tight{padding:44px 0}
      .hero{padding:36px 0 40px}
      .hero-banner{padding:22px;border-radius:24px}
      .hero-actions .btn{width:100%}
      .benefit-cards,.stats-grid,.guide-grid,.privacy-list{grid-template-columns:1fr}
      .news-item{grid-template-columns:1fr;align-items:start}
      .footer-grid,.privacy-card{grid-template-columns:1fr}
      .floating-cta{
        left:12px;right:12px;bottom:12px;
        justify-content:space-between;
      }
      .floating-cta span{display:none}
      .form-zone{padding:22px;border-radius:24px}
    }
    @media (max-width:520px){
      .navbar-brand{font-size:17px;max-width:260px}
      .brand-mark{width:34px;height:34px;border-radius:12px}
      .hero-banner{padding:18px}
      .rights-badge{width:100%;justify-content:flex-start}
      .stats-band{padding:18px;border-radius:24px}
      .copyright{display:block}
    }

/* roulang page: category1 */
:root{
      --color-primary:#2563EB;
      --color-primary-dark:#1D4ED8;
      --color-cyan:#22D3EE;
      --color-cyan-soft:#E0F7FE;
      --color-nav:#07111F;
      --color-nav-2:#0B1220;
      --color-bg:#F5F8FC;
      --color-surface:#FFFFFF;
      --color-surface-soft:#F8FAFD;
      --color-text:#0F172A;
      --color-muted:#64748B;
      --color-border:#E2E8F0;
      --color-border-strong:#CBD5E1;
      --color-warning:#F59E0B;
      --radius-sm:14px;
      --radius-md:18px;
      --radius-lg:24px;
      --radius-xl:30px;
      --shadow-soft:0 16px 40px rgba(15,23,42,.08);
      --shadow-hover:0 22px 54px rgba(37,99,235,.16);
      --shadow-nav:0 12px 34px rgba(2,6,23,.28);
      --container:1180px;
      --transition:220ms 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(--color-text);
      background:
        radial-gradient(circle at 8% 8%, rgba(34,211,238,.14), transparent 34%),
        radial-gradient(circle at 88% 18%, rgba(37,99,235,.10), transparent 32%),
        var(--color-bg);
      line-height:1.75;
      font-size:16px;
      text-rendering:optimizeLegibility;
    }
    a{color:inherit;text-decoration:none;transition:color var(--transition),background var(--transition),border-color var(--transition),box-shadow var(--transition),transform var(--transition)}
    a:hover{text-decoration:none}
    img,svg{max-width:100%;height:auto}
    button,input,textarea,select{font:inherit}
    .container{max-width:var(--container)}
    ::selection{background:rgba(37,99,235,.18)}

    .site-header{
      position:sticky;
      top:0;
      z-index:1030;
      background:linear-gradient(135deg,var(--color-nav),var(--color-nav-2));
      box-shadow:var(--shadow-nav);
      border-bottom:1px solid rgba(148,163,184,.16);
    }
    .site-header .navbar{
      min-height:76px;
      padding:0;
      background:transparent;
    }
    .navbar-brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:#F8FAFC!important;
      font-weight:800;
      letter-spacing:.01em;
      font-size:19px;
      min-height:76px;
      padding:0;
    }
    .brand-mark{
      width:42px;
      height:42px;
      border-radius:15px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      color:var(--color-cyan);
      background:linear-gradient(145deg,rgba(34,211,238,.18),rgba(37,99,235,.18));
      border:1px solid rgba(34,211,238,.45);
      box-shadow:0 0 18px rgba(34,211,238,.22), inset 0 0 14px rgba(34,211,238,.08);
      flex:0 0 auto;
    }
    .brand-mark svg{width:24px;height:24px}
    .nav-menu{
      align-items:center;
      gap:6px;
    }
    .nav-menu .nav-link{
      position:relative;
      color:#CBD5E1!important;
      font-weight:650;
      padding:27px 16px!important;
      min-height:76px;
      display:flex;
      align-items:center;
      letter-spacing:.01em;
    }
    .nav-menu .nav-link::after{
      content:"";
      position:absolute;
      left:50%;
      right:50%;
      bottom:18px;
      height:2px;
      border-radius:999px;
      background:var(--color-cyan);
      box-shadow:0 0 14px rgba(34,211,238,.65);
      opacity:0;
      transition:left var(--transition),right var(--transition),opacity var(--transition);
    }
    .nav-menu .nav-link:hover,
    .nav-menu .nav-link.active{
      color:#FFFFFF!important;
    }
    .nav-menu .nav-link:hover::after,
    .nav-menu .nav-link.active::after{
      left:16px;
      right:16px;
      opacity:1;
    }
    .nav-cta{
      margin-left:10px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:44px;
      padding:11px 20px;
      border-radius:999px;
      color:#06111F!important;
      font-weight:800;
      background:linear-gradient(135deg,var(--color-cyan),#60A5FA);
      border:1px solid rgba(255,255,255,.24);
      box-shadow:0 0 22px rgba(34,211,238,.25);
      white-space:nowrap;
    }
    .nav-cta:hover{
      transform:translateY(-1px);
      box-shadow:0 0 26px rgba(34,211,238,.42);
      filter:saturate(1.08);
    }
    .navbar-toggler{
      border:1px solid rgba(34,211,238,.34);
      border-radius:14px;
      padding:9px 11px;
      box-shadow:none!important;
    }
    .navbar-toggler:focus{
      outline:3px solid rgba(34,211,238,.25);
    }
    .navbar-toggler-icon{
      filter:invert(1) grayscale(1) brightness(1.8);
    }

    .btn{
      border-radius:999px;
      font-weight:750;
      padding:12px 22px;
      min-height:46px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      transition:transform var(--transition),box-shadow var(--transition),background var(--transition),border-color var(--transition),color var(--transition);
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));
      border-color:var(--color-primary);
      box-shadow:0 12px 26px rgba(37,99,235,.22);
    }
    .btn-primary:hover,.btn-primary:focus{
      background:linear-gradient(135deg,var(--color-primary-dark),#1E40AF);
      border-color:var(--color-primary-dark);
      transform:translateY(-2px);
      box-shadow:0 16px 34px rgba(37,99,235,.30);
    }
    .btn-outline-primary{
      color:var(--color-primary-dark);
      border-color:rgba(37,99,235,.32);
      background:#FFFFFF;
    }
    .btn-outline-primary:hover,.btn-outline-primary:focus{
      color:var(--color-primary-dark);
      background:#EFF6FF;
      border-color:rgba(37,99,235,.52);
      transform:translateY(-2px);
      box-shadow:0 12px 26px rgba(37,99,235,.12);
    }
    .btn:focus-visible,
    .form-control:focus,
    .form-check-input:focus{
      outline:0;
      box-shadow:0 0 0 .25rem rgba(37,99,235,.16);
      border-color:var(--color-primary);
    }

    .page-main{overflow:hidden}
    .section{
      padding:86px 0;
      position:relative;
    }
    .section-tight{padding:58px 0}
    .section-title{
      font-size:32px;
      line-height:1.25;
      font-weight:820;
      letter-spacing:-.02em;
      margin:0 0 14px;
      color:#0B1220;
    }
    .section-desc{
      color:var(--color-muted);
      max-width:760px;
      margin:0;
      font-size:17px;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 12px;
      border-radius:999px;
      background:#EEF7FF;
      color:var(--color-primary-dark);
      border:1px solid rgba(37,99,235,.14);
      font-size:13px;
      font-weight:800;
      margin-bottom:14px;
    }
    .badge-soft{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:999px;
      background:var(--color-cyan-soft);
      color:#075985;
      font-weight:800;
      font-size:12px;
      border:1px solid rgba(34,211,238,.26);
      white-space:nowrap;
    }
    .text-muted-custom{color:var(--color-muted)}

    .breadcrumb-wrap{
      padding:24px 0 0;
      color:#64748B;
      font-size:14px;
    }
    .breadcrumb-wrap a{
      color:#475569;
      font-weight:650;
    }
    .breadcrumb-wrap a:hover{color:var(--color-primary)}
    .breadcrumb-divider{margin:0 8px;color:#94A3B8}

    .hero-guide{
      padding:50px 0 82px;
    }
    .hero-shell{
      background:rgba(255,255,255,.82);
      border:1px solid rgba(226,232,240,.90);
      border-radius:32px;
      box-shadow:var(--shadow-soft);
      padding:34px;
      position:relative;
      overflow:hidden;
    }
    .hero-shell::before{
      content:"";
      position:absolute;
      width:340px;
      height:340px;
      border-radius:50%;
      right:-120px;
      top:-140px;
      background:radial-gradient(circle, rgba(34,211,238,.24), transparent 64%);
      pointer-events:none;
    }
    .hero-copy{position:relative;z-index:1}
    .hero-copy h1{
      font-size:48px;
      line-height:1.16;
      font-weight:860;
      letter-spacing:-.035em;
      margin:0 0 18px;
      color:#08111F;
    }
    .hero-copy .lead{
      color:#475569;
      font-size:18px;
      max-width:660px;
      margin-bottom:22px;
    }
    .hero-points{
      display:grid;
      gap:12px;
      margin:22px 0 28px;
      padding:0;
      list-style:none;
    }
    .hero-points li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:#334155;
      font-weight:650;
    }
    .hero-points i{
      color:var(--color-primary);
      margin-top:5px;
      flex:0 0 auto;
    }
    .adult-note{
      display:flex;
      align-items:flex-start;
      gap:9px;
      color:#64748B;
      font-size:13px;
      margin-top:16px;
      max-width:620px;
    }
    .adult-note i{color:var(--color-warning);margin-top:5px}

    .guide-cover{
      position:relative;
      z-index:1;
      background:linear-gradient(180deg,#FFFFFF,#F8FBFF);
      border:1px solid var(--color-border);
      border-radius:28px;
      box-shadow:0 18px 50px rgba(15,23,42,.10);
      padding:22px;
    }
    .cover-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      border-bottom:1px solid var(--color-border);
      padding-bottom:18px;
      margin-bottom:18px;
    }
    .cover-icon{
      width:58px;
      height:58px;
      border-radius:20px;
      display:flex;
      align-items:center;
      justify-content:center;
      color:#FFFFFF;
      background:linear-gradient(135deg,var(--color-primary),var(--color-cyan));
      box-shadow:0 16px 30px rgba(37,99,235,.24);
      font-size:24px;
    }
    .cover-title{
      font-weight:850;
      font-size:22px;
      line-height:1.35;
      margin:0 0 4px;
    }
    .cover-sub{
      margin:0;
      color:var(--color-muted);
      font-size:13px;
    }
    .toc-list{
      display:grid;
      gap:12px;
      margin:0 0 20px;
      padding:0;
      list-style:none;
      counter-reset:item;
    }
    .toc-list li{
      counter-increment:item;
      display:flex;
      gap:12px;
      padding:13px;
      border-radius:18px;
      background:#F8FAFC;
      border:1px solid rgba(226,232,240,.82);
    }
    .toc-list li::before{
      content:counter(item);
      width:28px;
      height:28px;
      border-radius:10px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      background:#DBEAFE;
      color:var(--color-primary-dark);
      font-weight:850;
      flex:0 0 auto;
      font-size:13px;
    }
    .toc-list strong{display:block;font-size:15px;line-height:1.35;margin-bottom:2px}
    .toc-list span{display:block;color:var(--color-muted);font-size:13px;line-height:1.5}
    .cover-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      padding-top:16px;
      border-top:1px dashed var(--color-border-strong);
    }

    .filter-bar{
      margin-top:-36px;
      position:relative;
      z-index:3;
    }
    .filter-card{
      background:#FFFFFF;
      border:1px solid var(--color-border);
      border-radius:24px;
      box-shadow:var(--shadow-soft);
      padding:16px;
    }
    .filter-scroll{
      display:flex;
      gap:10px;
      overflow-x:auto;
      padding-bottom:2px;
      scrollbar-width:thin;
    }
    .filter-pill{
      border:1px solid var(--color-border);
      color:#334155;
      background:#FFFFFF;
      border-radius:999px;
      padding:10px 16px;
      font-weight:750;
      white-space:nowrap;
      font-size:14px;
    }
    .filter-pill.active{
      color:#FFFFFF;
      border-color:var(--color-primary);
      background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));
      box-shadow:0 10px 20px rgba(37,99,235,.18);
    }
    .filter-pill:hover:not(.active){
      background:#EFF6FF;
      border-color:rgba(37,99,235,.28);
      color:var(--color-primary-dark);
    }

    .portal-card{
      background:#FFFFFF;
      border:1px solid var(--color-border);
      border-radius:var(--radius-lg);
      box-shadow:var(--shadow-soft);
      transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition);
    }
    .portal-card:hover{
      transform:translateY(-4px);
      box-shadow:var(--shadow-hover);
      border-color:rgba(34,211,238,.62);
    }
    .content-layout{
      display:grid;
      grid-template-columns:minmax(0, 1fr) 360px;
      gap:28px;
      align-items:start;
    }
    .summary-list{
      display:grid;
      gap:18px;
    }
    .summary-card{
      padding:24px;
      display:grid;
      grid-template-columns:64px minmax(0,1fr);
      gap:18px;
      position:relative;
      overflow:hidden;
    }
    .summary-card::before{
      content:"";
      position:absolute;
      left:0;
      top:24px;
      bottom:24px;
      width:4px;
      border-radius:0 999px 999px 0;
      background:linear-gradient(180deg,var(--color-primary),var(--color-cyan));
      opacity:.9;
    }
    .summary-icon{
      width:64px;
      height:64px;
      border-radius:22px;
      display:flex;
      align-items:center;
      justify-content:center;
      background:#EFF6FF;
      color:var(--color-primary);
      font-size:24px;
      border:1px solid rgba(37,99,235,.12);
    }
    .summary-body h2,
    .summary-body h3{
      font-size:22px;
      line-height:1.35;
      margin:10px 0 8px;
      font-weight:820;
      color:#0B1220;
    }
    .summary-body p{
      color:#475569;
      margin:0 0 14px;
      line-height:1.75;
    }
    .summary-meta{
      display:flex;
      flex-wrap:wrap;
      gap:10px 14px;
      color:#64748B;
      font-size:13px;
      margin-bottom:16px;
    }
    .summary-actions{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .link-action{
      color:var(--color-primary-dark);
      font-weight:800;
      display:inline-flex;
      align-items:center;
      gap:7px;
    }
    .link-action:hover{color:#0F3FB6;gap:10px}

    .side-stack{
      display:grid;
      gap:18px;
      position:sticky;
      top:100px;
    }
    .side-card{
      padding:22px;
    }
    .side-title{
      font-size:18px;
      font-weight:830;
      margin:0 0 14px;
      color:#0B1220;
      display:flex;
      align-items:center;
      gap:9px;
    }
    .check-list{
      display:grid;
      gap:12px;
      margin:0;
      padding:0;
      list-style:none;
    }
    .check-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:#475569;
      font-size:14px;
      line-height:1.62;
    }
    .check-list i{
      color:var(--color-primary);
      margin-top:4px;
    }
    .side-cta{
      background:linear-gradient(150deg,#0B1220,#102342);
      color:#E2E8F0;
      border-color:rgba(34,211,238,.25);
      overflow:hidden;
      position:relative;
    }
    .side-cta::after{
      content:"";
      position:absolute;
      inset:auto -50px -80px auto;
      width:170px;
      height:170px;
      border-radius:50%;
      background:rgba(34,211,238,.18);
      filter:blur(2px);
    }
    .side-cta .side-title{color:#FFFFFF;position:relative;z-index:1}
    .side-cta p{color:#CBD5E1;position:relative;z-index:1}
    .side-cta .btn{position:relative;z-index:1}
    .privacy-note{
      background:#F0F9FF;
      border-color:#BAE6FD;
    }
    .privacy-note .check-list li i{color:#0284C7}

    .process-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
      margin-top:28px;
    }
    .process-card{
      padding:24px;
      min-height:210px;
    }
    .process-num{
      width:40px;
      height:40px;
      border-radius:15px;
      display:flex;
      align-items:center;
      justify-content:center;
      background:#DBEAFE;
      color:var(--color-primary-dark);
      font-weight:900;
      margin-bottom:16px;
    }
    .process-card h3{
      font-size:19px;
      font-weight:820;
      margin:0 0 10px;
    }
    .process-card p{
      margin:0;
      color:#64748B;
      font-size:15px;
    }

    .stats-band{
      background:linear-gradient(135deg,#EAF4FF,#F8FBFF);
      border-top:1px solid rgba(226,232,240,.8);
      border-bottom:1px solid rgba(226,232,240,.8);
    }
    .stats-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:18px;
      margin-top:26px;
    }
    .stat-card{
      padding:24px;
      background:rgba(255,255,255,.82);
      border:1px solid var(--color-border);
      border-radius:24px;
      box-shadow:0 12px 32px rgba(15,23,42,.06);
    }
    .stat-number{
      color:var(--color-primary);
      font-size:34px;
      line-height:1;
      font-weight:900;
      letter-spacing:-.03em;
      margin-bottom:8px;
    }
    .stat-label{
      font-weight:820;
      margin-bottom:6px;
    }
    .stat-desc{
      color:#64748B;
      font-size:14px;
      margin:0;
    }

    .compare-wrap{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:22px;
      margin-top:28px;
    }
    .compare-card{
      padding:26px;
    }
    .compare-card h3{
      font-size:21px;
      font-weight:850;
      margin:0 0 16px;
      display:flex;
      align-items:center;
      gap:10px;
    }
    .compare-card.good h3 i{color:#16A34A}
    .compare-card.risk h3 i{color:#F59E0B}
    .compare-list{
      display:grid;
      gap:12px;
      padding:0;
      margin:0;
      list-style:none;
    }
    .compare-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color:#475569;
    }
    .compare-list i{margin-top:5px}

    .cta-panel{
      background:linear-gradient(135deg,#FFFFFF,#F0F9FF);
      border:1px solid rgba(186,230,253,.95);
      border-radius:30px;
      box-shadow:var(--shadow-soft);
      padding:34px;
      display:grid;
      grid-template-columns:minmax(0,1fr) auto;
      align-items:center;
      gap:24px;
    }
    .cta-panel h2{
      font-size:30px;
      font-weight:850;
      margin:0 0 10px;
    }
    .cta-panel p{
      margin:0;
      color:#475569;
      max-width:720px;
    }

    .faq-section .accordion{
      display:grid;
      gap:14px;
      margin-top:28px;
    }
    .accordion-item{
      border:1px solid var(--color-border)!important;
      border-radius:20px!important;
      overflow:hidden;
      box-shadow:0 10px 26px rgba(15,23,42,.05);
      background:#FFFFFF;
    }
    .accordion-button{
      padding:20px 22px;
      font-weight:780;
      color:#0F172A;
      background:#FFFFFF;
      box-shadow:none!important;
      line-height:1.45;
    }
    .accordion-button:not(.collapsed){
      color:var(--color-primary-dark);
      background:#EFF6FF;
    }
    .accordion-button:focus{
      border-color:var(--color-primary);
      box-shadow:0 0 0 .25rem rgba(37,99,235,.12)!important;
    }
    .accordion-body{
      color:#475569;
      background:#FBFDFF;
      padding:20px 22px 24px;
      line-height:1.75;
    }

    .modal-content{
      border:0;
      border-radius:26px;
      overflow:hidden;
      box-shadow:0 30px 80px rgba(15,23,42,.28);
    }
    .modal-header{
      background:linear-gradient(135deg,#EFF6FF,#ECFEFF);
      border-bottom:1px solid var(--color-border);
      padding:22px 24px;
    }
    .modal-title{
      font-weight:850;
      color:#0B1220;
    }
    .modal-body{padding:24px}
    .form-label{
      font-weight:750;
      color:#334155;
      margin-bottom:7px;
    }
    .form-control{
      border-radius:15px;
      border-color:var(--color-border-strong);
      padding:12px 14px;
      background:#FFFFFF;
      color:#0F172A;
    }
    textarea.form-control{min-height:112px}
    .form-check-input{
      border-color:var(--color-border-strong);
      width:1.05em;
      height:1.05em;
    }
    .form-check-input:checked{
      background-color:var(--color-primary);
      border-color:var(--color-primary);
    }
    .form-help{
      color:#64748B;
      font-size:13px;
      line-height:1.55;
    }

    .site-footer{
      background:#07111F;
      color:#CBD5E1;
      padding:58px 0 26px;
      border-top:1px solid rgba(34,211,238,.16);
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .8fr 1fr;
      gap:34px;
      padding-bottom:32px;
      border-bottom:1px solid rgba(148,163,184,.18);
    }
    .footer-brand{
      display:flex;
      align-items:center;
      gap:12px;
      color:#FFFFFF;
      font-weight:850;
      font-size:19px;
      margin-bottom:14px;
    }
    .site-footer p{
      margin:0;
      color:#AEBCCE;
      line-height:1.75;
      font-size:14px;
      max-width:520px;
    }
    .footer-title{
      color:#FFFFFF;
      font-weight:820;
      margin-bottom:14px;
    }
    .footer-links{
      display:grid;
      gap:10px;
    }
    .footer-links a{
      color:#CBD5E1;
      font-size:14px;
    }
    .footer-links a:hover{
      color:var(--color-cyan);
      transform:translateX(3px);
    }
    .copyright{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      color:#94A3B8;
      font-size:13px;
      padding-top:22px;
      flex-wrap:wrap;
    }

    @media (max-width:1199.98px){
      :root{--container:960px}
      .hero-copy h1{font-size:42px}
      .content-layout{grid-template-columns:minmax(0,1fr) 320px}
      .process-grid,.stats-grid{grid-template-columns:repeat(2,1fr)}
    }
    @media (max-width:991.98px){
      .site-header .navbar{min-height:64px;padding:0}
      .navbar-brand{min-height:64px;font-size:17px}
      .brand-mark{width:38px;height:38px;border-radius:14px}
      .navbar-collapse{
        background:#0B1220;
        border:1px solid rgba(34,211,238,.18);
        border-radius:18px;
        padding:10px;
        margin:0 0 14px;
        box-shadow:0 18px 40px rgba(0,0,0,.25);
      }
      .nav-menu{align-items:stretch;gap:4px}
      .nav-menu .nav-link{
        min-height:48px;
        padding:12px 14px!important;
        border-radius:12px;
      }
      .nav-menu .nav-link::after{display:none}
      .nav-menu .nav-link.active,
      .nav-menu .nav-link:hover{
        background:rgba(34,211,238,.10);
      }
      .nav-cta{
        margin:8px 0 0;
        width:100%;
      }
      .hero-shell{padding:26px}
      .guide-cover{margin-top:24px}
      .content-layout{grid-template-columns:1fr}
      .side-stack{position:static}
      .compare-wrap{grid-template-columns:1fr}
      .cta-panel{grid-template-columns:1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:767.98px){
      body{font-size:15px}
      .section{padding:56px 0}
      .section-tight{padding:42px 0}
      .breadcrumb-wrap{padding-top:18px}
      .hero-guide{padding:34px 0 62px}
      .hero-shell{border-radius:24px;padding:22px}
      .hero-copy h1{font-size:34px;letter-spacing:-.025em}
      .hero-copy .lead{font-size:16px}
      .section-title{font-size:26px}
      .summary-card{grid-template-columns:1fr;padding:22px}
      .summary-icon{width:54px;height:54px;border-radius:18px}
      .summary-body h2,.summary-body h3{font-size:20px}
      .process-grid,.stats-grid{grid-template-columns:1fr}
      .cta-panel{padding:24px;border-radius:24px}
      .cta-panel h2{font-size:25px}
      .footer-grid{grid-template-columns:1fr;gap:24px}
      .copyright{align-items:flex-start;flex-direction:column}
      .btn{width:100%}
      .summary-actions .btn,.summary-actions .link-action{width:auto}
    }
    @media (max-width:520px){
      .container{padding-left:18px;padding-right:18px}
      .navbar-brand span:last-child{max-width:220px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
      .hero-copy h1{font-size:30px}
      .cover-top{align-items:flex-start;flex-direction:column}
      .filter-card{border-radius:20px;padding:12px}
      .filter-pill{padding:9px 13px;font-size:13px}
      .summary-actions{flex-direction:column;align-items:stretch}
      .summary-actions .btn,.summary-actions .link-action{width:100%;justify-content:center}
    }