/* roulang page: index */
:root{
      --bg:#0E0B13;
      --bg-2:#15101D;
      --bg-3:#201629;
      --paper:#F8F3F6;
      --paper-2:#FFF9FC;
      --text:#FFF7FB;
      --muted:#C9B8C8;
      --dark:#211827;
      --dark-muted:#6D5B6D;
      --line:rgba(255,255,255,.12);
      --line-2:rgba(139,92,246,.22);
      --brand-1:#FF4D8D;
      --brand-2:#FF7A45;
      --brand-3:#8B5CF6;
      --green:#24D6A5;
      --yellow:#FFD166;
      --radius-xl:32px;
      --radius-lg:24px;
      --radius-md:18px;
      --shadow-glow:0 24px 70px rgba(255,77,141,.16);
      --shadow-soft:0 16px 42px rgba(33,24,39,.10);
      --nav-w:104px;
      --font:PingFang SC, Microsoft YaHei, Noto Sans SC, Helvetica Neue, Arial, sans-serif;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:var(--font);
      color:var(--text);
      line-height:1.75;
      background:
        radial-gradient(circle at 18% 8%, rgba(255,77,141,.22), transparent 30%),
        radial-gradient(circle at 86% 18%, rgba(139,92,246,.20), transparent 32%),
        linear-gradient(180deg, var(--bg) 0%, #130E19 48%, #0B0810 100%);
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:.25s ease}
    a:hover{color:#fff}
    img{max-width:100%;display:block}
    button,input,select,textarea{font-family:inherit}
    ::selection{background:rgba(255,77,141,.45);color:#fff}

    .site-shell{min-height:100vh}
    .desktop-rail{
      position:fixed;
      inset:0 auto 0 0;
      width:var(--nav-w);
      background:linear-gradient(180deg,#120D19 0%,#0C0811 100%);
      border-right:1px solid var(--line);
      z-index:1030;
      display:flex;
      flex-direction:column;
      align-items:center;
      padding:22px 14px;
      box-shadow:14px 0 40px rgba(0,0,0,.22);
    }
    .rail-logo{
      width:70px;
      min-height:74px;
      border-radius:24px;
      background:linear-gradient(135deg,rgba(255,77,141,.24),rgba(139,92,246,.20));
      border:1px solid rgba(255,255,255,.16);
      display:flex;
      align-items:center;
      justify-content:center;
      text-align:center;
      font-weight:800;
      font-size:13px;
      line-height:1.25;
      letter-spacing:.02em;
      padding:8px;
      box-shadow:var(--shadow-glow);
    }
    .rail-nav{
      width:100%;
      display:flex;
      flex-direction:column;
      gap:12px;
      margin-top:42px;
    }
    .rail-link{
      position:relative;
      width:100%;
      min-height:64px;
      border-radius:22px;
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:5px;
      color:var(--muted);
      font-size:12px;
      font-weight:700;
      border:1px solid transparent;
    }
    .rail-link i{font-size:20px}
    .rail-link:hover{
      color:#fff;
      background:rgba(255,255,255,.06);
      border-color:rgba(255,255,255,.10);
      transform:translateY(-2px);
    }
    .rail-link.active{
      color:#fff;
      background:linear-gradient(135deg,rgba(255,77,141,.25),rgba(139,92,246,.22));
      border-color:rgba(255,255,255,.18);
    }
    .rail-link.active:before{
      content:"";
      position:absolute;
      left:-14px;
      top:16px;
      bottom:16px;
      width:4px;
      border-radius:999px;
      background:linear-gradient(180deg,var(--brand-1),var(--brand-2),var(--brand-3));
    }
    .rail-bottom{
      margin-top:auto;
      width:100%;
    }
    .safe-pill{
      width:100%;
      min-height:56px;
      border-radius:20px;
      display:flex;
      align-items:center;
      justify-content:center;
      color:var(--green);
      background:rgba(36,214,165,.08);
      border:1px solid rgba(36,214,165,.18);
    }

    .mobile-top{
      display:none;
      position:sticky;
      top:0;
      z-index:1040;
      background:rgba(14,11,19,.92);
      backdrop-filter:blur(14px);
      border-bottom:1px solid var(--line);
    }
    .mobile-brand{
      font-size:16px;
      font-weight:800;
      letter-spacing:.01em;
      max-width:70vw;
    }
    .menu-btn{
      width:46px;height:46px;
      border-radius:16px;
      border:1px solid rgba(255,255,255,.14);
      background:rgba(255,255,255,.06);
      color:#fff;
    }
    .mobile-menu{
      border-top:1px solid var(--line);
      padding:12px 0 18px;
    }
    .mobile-menu a{
      display:flex;
      align-items:center;
      min-height:48px;
      padding:0 16px;
      border-radius:16px;
      color:var(--muted);
      font-weight:700;
      gap:10px;
    }
    .mobile-menu a.active,.mobile-menu a:hover{
      color:#fff;
      background:rgba(255,255,255,.08);
    }

    .page-main{
      margin-left:var(--nav-w);
      padding:34px 0 0;
    }
    .content-wrap{
      width:min(1220px, calc(100% - 48px));
      margin:0 auto;
    }
    section{
      position:relative;
      margin:0 0 78px;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:24px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:8px;
      color:#fff;
      font-size:13px;
      font-weight:800;
      padding:8px 13px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
      margin-bottom:12px;
    }
    .section-kicker .dot,.badge-dot{
      width:8px;height:8px;border-radius:50%;
      background:var(--green);
      box-shadow:0 0 0 5px rgba(36,214,165,.12);
      flex:0 0 auto;
    }
    h1,h2,h3,h4,p{margin-top:0}
    h1{
      font-size:clamp(34px,5.4vw,66px);
      line-height:1.08;
      font-weight:800;
      letter-spacing:-.04em;
      margin-bottom:18px;
    }
    h2{
      font-size:clamp(26px,3.2vw,42px);
      line-height:1.18;
      font-weight:800;
      letter-spacing:-.03em;
      margin-bottom:10px;
    }
    h3{
      font-size:22px;
      line-height:1.35;
      font-weight:800;
      margin-bottom:10px;
    }
    .lead-text{
      color:var(--muted);
      font-size:17px;
      max-width:780px;
    }
    .muted{color:var(--muted)}
    .dark-muted{color:var(--dark-muted)}
    .gradient-text{
      background:linear-gradient(90deg,var(--brand-1),var(--brand-2),var(--brand-3));
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }

    .btn-brand,.btn-ghost,.btn-soft{
      min-height:48px;
      border-radius:999px;
      padding:12px 22px;
      font-weight:800;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      transition:.25s ease;
      border:0;
    }
    .btn-brand{
      color:#fff;
      background:linear-gradient(110deg,var(--brand-1),var(--brand-2),var(--brand-3));
      box-shadow:0 16px 34px rgba(255,77,141,.24);
    }
    .btn-brand:hover,.btn-brand:focus{
      color:#fff;
      transform:translateY(-2px);
      background:linear-gradient(250deg,var(--brand-1),var(--brand-2),var(--brand-3));
      box-shadow:0 20px 45px rgba(255,77,141,.33);
    }
    .btn-ghost{
      color:#fff;
      background:linear-gradient(var(--bg-2),var(--bg-2)) padding-box,
                 linear-gradient(110deg,var(--brand-1),var(--brand-2),var(--brand-3)) border-box;
      border:1px solid transparent;
    }
    .btn-ghost:hover,.btn-ghost:focus{
      color:#fff;
      transform:translateY(-2px);
      background:linear-gradient(#211629,#211629) padding-box,
                 linear-gradient(250deg,var(--brand-1),var(--brand-2),var(--brand-3)) border-box;
    }
    .btn-soft{
      color:#FFEAF4;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
    }
    .btn-soft:hover{background:rgba(255,255,255,.13);color:#fff;transform:translateY(-2px)}
    .btn:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
      outline:3px solid rgba(255,122,69,.38);
      outline-offset:3px;
      box-shadow:none;
    }

    .hero{
      min-height:520px;
      border-radius:var(--radius-xl);
      padding:38px;
      overflow:hidden;
      background:
        linear-gradient(135deg,rgba(255,77,141,.14),rgba(139,92,246,.13) 45%,rgba(255,122,69,.10)),
        radial-gradient(circle at 12% 8%, rgba(255,77,141,.28), transparent 28%),
        radial-gradient(circle at 88% 78%, rgba(139,92,246,.24), transparent 30%),
        #15101D;
      border:1px solid rgba(255,255,255,.14);
      box-shadow:var(--shadow-glow);
    }
    .hero:before{
      content:"";
      position:absolute;
      inset:0;
      background-image:
        linear-gradient(rgba(255,255,255,.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.045) 1px, transparent 1px);
      background-size:38px 38px;
      mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent);
      pointer-events:none;
    }
    .hero-inner{position:relative;z-index:1}
    .hero-panel{
      background:rgba(14,11,19,.74);
      border:1px solid rgba(255,255,255,.14);
      border-radius:28px;
      padding:26px;
    }
    .question-card{
      background:var(--paper-2);
      color:var(--dark);
      border-radius:28px;
      padding:26px;
      box-shadow:var(--shadow-soft);
    }
    .question-card label{
      font-size:13px;
      font-weight:800;
      color:var(--dark);
      margin-bottom:8px;
    }
    .form-control,.form-select{
      min-height:48px;
      border-radius:16px;
      border:1px solid rgba(139,92,246,.18);
      background:#F3EAF1;
      color:var(--dark);
      padding:12px 14px;
    }
    .form-control:focus,.form-select:focus{
      border-color:rgba(255,77,141,.55);
      box-shadow:0 0 0 4px rgba(255,77,141,.12);
      background:#fff;
    }
    .micro-note{
      font-size:12px;
      color:var(--dark-muted);
      margin-top:12px;
      display:flex;
      gap:8px;
      align-items:flex-start;
    }
    .hero-badges{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin:24px 0 0;
    }
    .data-badge{
      display:inline-flex;
      align-items:center;
      gap:8px;
      border-radius:999px;
      padding:9px 13px;
      font-size:13px;
      font-weight:800;
      color:#fff;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.13);
      white-space:nowrap;
    }
    .data-badge.warn{color:#FFE7A5;background:rgba(255,209,102,.10);border-color:rgba(255,209,102,.22)}
    .data-badge.safe{color:#BDFBE9;background:rgba(36,214,165,.09);border-color:rgba(36,214,165,.20)}

    .surface-card{
      border-radius:var(--radius-xl);
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.13);
      padding:28px;
      box-shadow:var(--shadow-glow);
    }
    .light-card{
      border-radius:var(--radius-xl);
      background:var(--paper);
      color:var(--dark);
      padding:30px;
      box-shadow:var(--shadow-soft);
      border:1px solid rgba(139,92,246,.12);
    }

    .benefit-card{padding:0;overflow:hidden}
    .benefit-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:26px 28px;
      border-bottom:1px solid rgba(255,255,255,.10);
    }
    .table-wrap{overflow-x:auto;padding:0 0 8px}
    .benefit-table{
      width:100%;
      min-width:820px;
      color:var(--text);
      border-collapse:separate;
      border-spacing:0;
      margin:0;
    }
    .benefit-table th,.benefit-table td{
      padding:20px 22px;
      border-bottom:1px solid rgba(255,255,255,.09);
      vertical-align:middle;
    }
    .benefit-table thead th{
      position:sticky;
      top:0;
      z-index:1;
      background:#17111F;
      color:#fff;
      font-size:15px;
    }
    .benefit-table tbody th{
      color:#FEEBF5;
      font-weight:800;
      width:22%;
    }
    .benefit-table td{color:var(--muted)}
    .benefit-table .recommended{
      background:linear-gradient(180deg,rgba(255,77,141,.12),rgba(139,92,246,.10));
      border-left:1px solid rgba(255,77,141,.26);
      border-right:1px solid rgba(139,92,246,.26);
    }
    .check{
      display:inline-flex;
      width:22px;height:22px;
      border-radius:50%;
      align-items:center;justify-content:center;
      margin-right:8px;
      background:rgba(36,214,165,.13);
      color:var(--green);
      font-size:13px;
    }
    .recommend-label{
      display:inline-flex;
      padding:5px 10px;
      border-radius:999px;
      font-size:12px;
      color:#fff;
      background:linear-gradient(90deg,var(--brand-1),var(--brand-2),var(--brand-3));
      margin-left:8px;
    }

    .updates-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr;
      gap:20px;
    }
    .update-list{
      display:grid;
      gap:14px;
    }
    .update-item{
      display:flex;
      gap:14px;
      align-items:flex-start;
      padding:18px;
      border-radius:22px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.11);
      transition:.25s ease;
    }
    .update-item:hover{transform:translateY(-2px);background:rgba(255,255,255,.09)}
    .update-date{
      min-width:72px;
      text-align:center;
      border-radius:18px;
      padding:10px 8px;
      background:linear-gradient(135deg,rgba(255,77,141,.22),rgba(139,92,246,.16));
      color:#fff;
      font-weight:800;
      line-height:1.25;
    }
    .update-date small{display:block;color:var(--muted);font-size:12px}
    .notice-panel{
      background:linear-gradient(135deg,rgba(255,209,102,.13),rgba(255,77,141,.10));
      border-color:rgba(255,209,102,.24);
    }

    .quick-grid{
      display:grid;
      grid-template-columns:1fr 1.1fr;
      gap:22px;
      align-items:stretch;
    }
    .answer-stack{display:grid;gap:14px}
    .answer-card{
      padding:20px;
      border-radius:24px;
      background:var(--paper-2);
      color:var(--dark);
      box-shadow:var(--shadow-soft);
      border:1px solid rgba(139,92,246,.10);
    }
    .answer-card .tag{
      color:#fff;
      background:linear-gradient(90deg,var(--brand-1),var(--brand-2));
      display:inline-flex;
      padding:5px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:800;
      margin-bottom:10px;
    }

    .level-wrap{
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:22px;
      align-items:stretch;
    }
    .level-main{
      background:
        radial-gradient(circle at 78% 12%, rgba(255,77,141,.28), transparent 28%),
        linear-gradient(135deg,rgba(255,77,141,.18),rgba(139,92,246,.18)),
        #181120;
      border-radius:var(--radius-xl);
      padding:32px;
      border:1px solid rgba(255,255,255,.14);
    }
    .level-badges{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top:20px;
    }
    .level-mini-grid{
      display:grid;
      gap:16px;
    }
    .level-mini{
      position:relative;
      border-radius:26px;
      padding:22px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12);
      overflow:hidden;
      transition:.25s ease;
    }
    .level-mini:hover{transform:translateY(-3px);box-shadow:var(--shadow-glow)}
    .level-mini:after{
      content:"";
      position:absolute;
      top:0;right:0;
      width:90px;height:90px;
      background:linear-gradient(135deg,var(--brand-1),var(--brand-3));
      opacity:.18;
      border-bottom-left-radius:90px;
    }

    .news-layout{
      display:grid;
      grid-template-columns:1.35fr .65fr;
      gap:24px;
    }
    .news-list{
      border-radius:var(--radius-xl);
      background:var(--paper);
      color:var(--dark);
      padding:12px;
      box-shadow:var(--shadow-soft);
    }
    .news-link{
      display:grid;
      grid-template-columns:120px 1fr auto;
      gap:16px;
      align-items:center;
      min-height:86px;
      padding:18px;
      border-radius:22px;
      color:var(--dark);
    }
    .news-link:hover{
      color:var(--dark);
      background:#fff;
      transform:translateX(3px);
    }
    .news-link .type{
      display:inline-flex;
      justify-content:center;
      padding:7px 10px;
      border-radius:999px;
      background:rgba(139,92,246,.10);
      color:#7C3AED;
      font-weight:800;
      font-size:13px;
    }
    .side-recommend{
      position:sticky;
      top:24px;
      align-self:start;
    }
    .rank-item{
      display:flex;
      gap:12px;
      padding:14px 0;
      border-bottom:1px solid rgba(255,255,255,.10);
    }
    .rank-num{
      width:30px;height:30px;
      border-radius:12px;
      display:flex;
      align-items:center;
      justify-content:center;
      font-weight:900;
      background:linear-gradient(135deg,var(--brand-1),var(--brand-3));
      flex:0 0 auto;
    }

    .security-strip{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:16px;
    }
    .security-item{
      padding:22px;
      border-radius:26px;
      background:rgba(36,214,165,.08);
      border:1px solid rgba(36,214,165,.18);
    }
    .security-icon{
      width:46px;height:46px;
      display:flex;
      align-items:center;
      justify-content:center;
      border-radius:16px;
      background:rgba(36,214,165,.14);
      color:var(--green);
      font-size:22px;
      margin-bottom:14px;
    }

    .preview-masonry{
      columns:2 340px;
      column-gap:20px;
    }
    .preview-card{
      break-inside:avoid;
      display:inline-block;
      width:100%;
      margin:0 0 20px;
      padding:24px;
      border-radius:28px;
      background:rgba(255,255,255,.07);
      border:1px solid rgba(255,255,255,.12);
      transition:.25s ease;
    }
    .preview-card:hover{
      transform:translateY(-3px);
      background:rgba(255,255,255,.095);
      box-shadow:var(--shadow-glow);
    }
    .preview-meta{
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:center;
      margin-bottom:14px;
      color:var(--muted);
      font-size:13px;
    }
    .tag-pill{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 11px;
      border-radius:999px;
      font-size:12px;
      font-weight:800;
      color:#fff;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.12);
    }

    .app-stage{
      border-radius:var(--radius-xl);
      padding:34px;
      background:
        linear-gradient(135deg,rgba(255,77,141,.18),rgba(255,122,69,.12),rgba(139,92,246,.20)),
        #17101F;
      border:1px solid rgba(255,255,255,.14);
      overflow:hidden;
    }
    .step-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:16px;
      margin-top:22px;
    }
    .step-card{
      padding:22px;
      border-radius:26px;
      background:rgba(14,11,19,.58);
      border:1px solid rgba(255,255,255,.12);
    }
    .step-num{
      width:36px;height:36px;
      border-radius:14px;
      display:flex;align-items:center;justify-content:center;
      background:linear-gradient(135deg,var(--brand-1),var(--brand-2),var(--brand-3));
      font-weight:900;
      margin-bottom:14px;
    }

    .accordion{
      display:grid;
      gap:12px;
    }
    .accordion-item{
      overflow:hidden;
      border:1px solid rgba(255,255,255,.12) !important;
      border-radius:22px !important;
      background:rgba(255,255,255,.06) !important;
      color:var(--text);
    }
    .accordion-button{
      min-height:62px;
      color:#fff !important;
      background:transparent !important;
      box-shadow:none !important;
      font-weight:800;
      border-radius:22px !important;
      padding:18px 22px;
    }
    .accordion-button:not(.collapsed){
      background:linear-gradient(90deg,rgba(255,77,141,.18),rgba(139,92,246,.12)) !important;
    }
    .accordion-button::after{
      filter:invert(1);
      opacity:.8;
    }
    .accordion-body{
      color:var(--muted);
      padding:0 22px 22px 22px;
      border-left:3px solid var(--brand-1);
      margin-left:22px;
    }

    .cta-card{
      border-radius:36px;
      padding:34px;
      background:
        radial-gradient(circle at 88% 18%, rgba(255,255,255,.18), transparent 22%),
        linear-gradient(120deg,var(--brand-1),var(--brand-2),var(--brand-3));
      color:#fff;
      box-shadow:0 28px 80px rgba(255,77,141,.30);
      overflow:hidden;
    }
    .cta-inner{
      display:grid;
      grid-template-columns:1fr .86fr;
      gap:26px;
      align-items:center;
      position:relative;
      z-index:1;
    }
    .cta-form{
      background:rgba(14,11,19,.58);
      border:1px solid rgba(255,255,255,.18);
      border-radius:28px;
      padding:22px;
    }
    .cta-form .form-control,.cta-form .form-select{
      background:rgba(255,255,255,.92);
    }

    .float-cta{
      position:fixed;
      left:calc(var(--nav-w) + 24px);
      right:24px;
      bottom:18px;
      z-index:1020;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:12px 14px 12px 20px;
      border-radius:999px;
      background:rgba(21,16,29,.88);
      border:1px solid rgba(255,255,255,.15);
      backdrop-filter:blur(16px);
      box-shadow:0 16px 45px rgba(0,0,0,.28);
    }
    .float-cta strong{font-size:14px}
    .float-cta span{color:var(--muted);font-size:13px}

    .site-footer{
      margin-left:var(--nav-w);
      background:#0A0710;
      border-top:1px solid rgba(255,255,255,.12);
      position:relative;
      padding:34px 0 92px;
    }
    .site-footer:before{
      content:"";
      position:absolute;
      top:0;left:0;right:0;
      height:3px;
      background:linear-gradient(90deg,var(--brand-1),var(--brand-2),var(--brand-3));
    }
    .footer-inner{
      width:min(1220px, calc(100% - 48px));
      margin:0 auto;
      display:flex;
      justify-content:space-between;
      gap:24px;
      align-items:flex-start;
    }
    .footer-brand{
      font-size:20px;
      font-weight:900;
      margin-bottom:8px;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      justify-content:flex-end;
    }
    .footer-links a{
      min-height:40px;
      display:inline-flex;
      align-items:center;
      padding:0 14px;
      border-radius:999px;
      color:var(--muted);
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.10);
      font-weight:700;
      font-size:13px;
    }
    .footer-links a:hover{color:#fff;background:rgba(255,255,255,.10)}

    @media (max-width: 991.98px){
      .desktop-rail{display:none}
      .mobile-top{display:block}
      .page-main,.site-footer{margin-left:0}
      .page-main{padding-top:22px}
      .content-wrap,.footer-inner{width:min(100% - 28px, 760px)}
      section{margin-bottom:58px}
      .hero{padding:24px;border-radius:26px}
      .updates-grid,.quick-grid,.level-wrap,.news-layout,.cta-inner{
        grid-template-columns:1fr;
      }
      .security-strip,.step-grid{grid-template-columns:repeat(2,1fr)}
      .float-cta{
        left:14px;right:14px;bottom:12px;
        border-radius:24px;
        align-items:flex-start;
      }
      .float-cta .btn-brand{white-space:nowrap}
      .footer-inner{flex-direction:column}
      .footer-links{justify-content:flex-start}
    }
    @media (max-width: 575.98px){
      .content-wrap,.footer-inner{width:min(100% - 22px, 520px)}
      h1{font-size:34px}
      h2{font-size:26px}
      .hero,.surface-card,.light-card,.app-stage,.cta-card{padding:22px;border-radius:24px}
      .section-head{display:block}
      .hero-badges{gap:8px}
      .data-badge{width:100%;justify-content:center}
      .question-card{padding:20px;border-radius:22px}
      .benefit-top{display:block;padding:22px}
      .benefit-table{min-width:760px}
      .update-item{flex-direction:column}
      .news-link{grid-template-columns:1fr;gap:8px}
      .security-strip,.step-grid{grid-template-columns:1fr}
      .preview-masonry{columns:1}
      .cta-inner{gap:18px}
      .btn-brand,.btn-ghost,.btn-soft{width:100%}
      .float-cta{
        display:grid;
        grid-template-columns:1fr;
        padding:14px;
      }
      .site-footer{padding-bottom:150px}
    }

/* roulang page: category1 */
:root{
      --bg:#0E0B13;
      --bg-deep:#09070D;
      --panel:#15101D;
      --panel-2:#1C1427;
      --surface:#FFF7FB;
      --surface-soft:#F8F3F6;
      --text:#FFF7FB;
      --muted:#C9B8C8;
      --dark-text:#211827;
      --dark-muted:#6D5B6D;
      --line:rgba(255,255,255,.12);
      --line-purple:rgba(139,92,246,.24);
      --brand-1:#FF4D8D;
      --brand-2:#FF7A45;
      --brand-3:#8B5CF6;
      --safe:#24D6A5;
      --warn:#FFD166;
      --radius-xl:30px;
      --radius-lg:22px;
      --radius-md:16px;
      --shadow-glow:0 24px 70px rgba(255,77,141,.16);
      --shadow-card:0 18px 46px rgba(33,24,39,.10);
      --rail:104px;
      --transition:all .25s ease;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 18% 10%, rgba(255,77,141,.20), transparent 28%),
        radial-gradient(circle at 86% 4%, rgba(139,92,246,.22), transparent 30%),
        linear-gradient(135deg,#0E0B13 0%,#15101D 48%,#0B0810 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none;transition:var(--transition)}
    a:hover{color:var(--text)}
    img{max-width:100%;height:auto}
    button,input,select,textarea{font:inherit}
    ::selection{background:rgba(255,77,141,.35);color:#fff}
    .page-shell{min-height:100vh}
    .desktop-rail{
      position:fixed;
      inset:0 auto 0 0;
      width:var(--rail);
      z-index:1040;
      background:linear-gradient(180deg,#120D19 0%,#0B0810 100%);
      border-right:1px solid var(--line);
      display:flex;
      flex-direction:column;
      align-items:center;
      padding:22px 14px;
      box-shadow:12px 0 50px rgba(0,0,0,.26);
    }
    .rail-logo{
      width:74px;
      min-height:74px;
      display:flex;
      align-items:center;
      justify-content:center;
      text-align:center;
      font-size:13px;
      line-height:1.25;
      font-weight:800;
      letter-spacing:.02em;
      border-radius:24px;
      color:#fff;
      background:
        linear-gradient(#15101D,#15101D) padding-box,
        linear-gradient(135deg,var(--brand-1),var(--brand-2),var(--brand-3)) border-box;
      border:1px solid transparent;
      box-shadow:0 16px 42px rgba(255,77,141,.18);
    }
    .rail-logo:hover{
      transform:translateY(-2px);
      box-shadow:0 20px 50px rgba(255,122,69,.24);
    }
    .rail-nav{
      margin-top:42px;
      display:flex;
      flex-direction:column;
      gap:14px;
      width:100%;
      align-items:center;
    }
    .rail-link{
      position:relative;
      width:76px;
      min-height:66px;
      border-radius:20px;
      display:flex;
      flex-direction:column;
      align-items:center;
      justify-content:center;
      gap:5px;
      color:var(--muted);
      font-size:12px;
      font-weight:700;
      border:1px solid transparent;
    }
    .rail-link i{font-size:21px;line-height:1}
    .rail-link:hover{
      color:#fff;
      background:rgba(255,255,255,.06);
      border-color:var(--line);
      transform:translateY(-2px);
    }
    .rail-link.active{
      color:#fff;
      background:linear-gradient(135deg,rgba(255,77,141,.22),rgba(139,92,246,.18));
      border-color:rgba(255,255,255,.16);
      box-shadow:0 18px 46px rgba(139,92,246,.16);
    }
    .rail-link.active:before{
      content:"";
      position:absolute;
      left:-14px;
      top:16px;
      bottom:16px;
      width:4px;
      border-radius:999px;
      background:linear-gradient(180deg,var(--brand-1),var(--brand-2),var(--brand-3));
    }
    .rail-bottom{margin-top:auto}
    .safe-pill{
      width:54px;
      height:54px;
      border-radius:999px;
      display:grid;
      place-items:center;
      background:rgba(36,214,165,.10);
      border:1px solid rgba(36,214,165,.28);
      color:var(--safe);
    }
    .safe-pill:hover{background:rgba(36,214,165,.18);transform:translateY(-2px)}
    .mobile-topbar{
      display:none;
      position:sticky;
      top:0;
      z-index:1040;
      background:rgba(14,11,19,.92);
      backdrop-filter:blur(14px);
      border-bottom:1px solid var(--line);
    }
    .mobile-bar-inner{
      min-height:68px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:0 16px;
    }
    .mobile-brand{
      font-weight:800;
      color:#fff;
      letter-spacing:-.02em;
      font-size:17px;
    }
    .menu-btn{
      width:46px;
      height:46px;
      border-radius:16px;
      border:1px solid var(--line);
      color:#fff;
      background:rgba(255,255,255,.06);
      display:grid;
      place-items:center;
    }
    .offcanvas.custom-menu{
      background:#120D19;
      color:#fff;
      border-left:1px solid var(--line);
    }
    .offcanvas-title{font-weight:800}
    .mobile-nav-list{display:grid;gap:12px;margin-top:18px}
    .mobile-nav-list a{
      min-height:52px;
      display:flex;
      align-items:center;
      gap:12px;
      padding:12px 14px;
      border-radius:18px;
      color:var(--muted);
      background:rgba(255,255,255,.04);
      border:1px solid var(--line);
      font-weight:700;
    }
    .mobile-nav-list a.active,
    .mobile-nav-list a:hover{
      color:#fff;
      background:linear-gradient(135deg,rgba(255,77,141,.22),rgba(139,92,246,.18));
    }
    .main-content{
      margin-left:var(--rail);
      padding:34px 24px 0;
      position:relative;
    }
    .main-content:before{
      content:"";
      position:fixed;
      right:-120px;
      top:100px;
      width:360px;
      height:360px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(255,122,69,.18),transparent 68%);
      pointer-events:none;
      z-index:-1;
    }
    .content-wrap{max-width:1220px;margin:0 auto}
    .section{padding:40px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      color:#fff;
      font-size:13px;
      font-weight:800;
      background:rgba(255,255,255,.07);
      border:1px solid var(--line);
    }
    .eyebrow .dot,
    .status-dot{
      width:8px;
      height:8px;
      border-radius:999px;
      background:var(--safe);
      box-shadow:0 0 0 5px rgba(36,214,165,.12);
      flex:0 0 auto;
    }
    h1,h2,h3,h4{font-weight:800;line-height:1.18;letter-spacing:-.035em}
    h1{font-size:clamp(36px,5vw,64px);margin:18px 0 18px}
    h2{font-size:clamp(28px,3.3vw,42px);margin-bottom:14px}
    h3{font-size:22px}
    .lead-text{font-size:18px;color:var(--muted);max-width:760px}
    .muted{color:var(--muted)!important}
    .dark-muted{color:var(--dark-muted)!important}
    .gradient-text{
      background:linear-gradient(100deg,var(--brand-1),var(--brand-2),var(--brand-3));
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .btn-brand,.btn-ghost,.btn-soft{
      min-height:48px;
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      padding:12px 20px;
      border-radius:999px;
      font-weight:800;
      border:1px solid transparent;
      transition:var(--transition);
      outline:none;
    }
    .btn-brand{
      color:#fff;
      background:linear-gradient(105deg,var(--brand-1),var(--brand-2),var(--brand-3));
      box-shadow:0 16px 42px rgba(255,77,141,.22);
    }
    .btn-brand:hover{
      color:#fff;
      transform:translateY(-2px);
      background:linear-gradient(145deg,var(--brand-3),var(--brand-1),var(--brand-2));
      box-shadow:0 24px 58px rgba(255,77,141,.30);
    }
    .btn-ghost{
      color:#fff;
      background:linear-gradient(#15101D,#15101D) padding-box,
        linear-gradient(135deg,var(--brand-1),var(--brand-2),var(--brand-3)) border-box;
      border-color:transparent;
    }
    .btn-ghost:hover{
      color:#fff;
      transform:translateY(-2px);
      background:linear-gradient(rgba(255,255,255,.08),rgba(255,255,255,.08)) padding-box,
        linear-gradient(135deg,var(--brand-3),var(--brand-1),var(--brand-2)) border-box;
    }
    .btn-soft{
      color:#fff;
      background:rgba(255,255,255,.08);
      border-color:var(--line);
    }
    .btn-soft:hover{background:rgba(255,255,255,.13);transform:translateY(-2px)}
    .btn-brand:focus-visible,.btn-ghost:focus-visible,.btn-soft:focus-visible,.menu-btn:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
      outline:3px solid rgba(255,209,102,.45);
      outline-offset:3px;
    }
    .hero-panel{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg,rgba(255,77,141,.16),rgba(139,92,246,.13)),
        linear-gradient(180deg,#1C1427 0%,#110C18 100%);
      border:1px solid var(--line);
      box-shadow:var(--shadow-glow);
      padding:34px;
    }
    .hero-panel:after{
      content:"";
      position:absolute;
      right:-80px;
      bottom:-120px;
      width:330px;
      height:330px;
      border-radius:50%;
      background:radial-gradient(circle,rgba(255,122,69,.34),transparent 65%);
      pointer-events:none;
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr);
      gap:24px;
      align-items:stretch;
      position:relative;
      z-index:1;
    }
    .badge-row{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0}
    .data-badge{
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:8px 12px;
      border-radius:999px;
      font-size:13px;
      font-weight:800;
      color:#fff;
      background:rgba(255,255,255,.08);
      border:1px solid var(--line);
    }
    .data-badge.safe{color:var(--safe);background:rgba(36,214,165,.10);border-color:rgba(36,214,165,.25)}
    .data-badge.warn{color:var(--warn);background:rgba(255,209,102,.10);border-color:rgba(255,209,102,.26)}
    .data-badge.hot{background:linear-gradient(135deg,rgba(255,77,141,.25),rgba(139,92,246,.18));border-color:rgba(255,255,255,.18)}
    .preview-cover{
      min-height:100%;
      border-radius:26px;
      padding:24px;
      background:
        linear-gradient(160deg,rgba(14,11,19,.52),rgba(14,11,19,.92)),
        radial-gradient(circle at 22% 14%,rgba(255,77,141,.40),transparent 34%),
        radial-gradient(circle at 86% 78%,rgba(139,92,246,.38),transparent 35%);
      border:1px solid rgba(255,255,255,.16);
      box-shadow:inset 0 0 0 1px rgba(255,255,255,.05);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:22px;
    }
    .cover-top{
      display:flex;
      justify-content:space-between;
      gap:12px;
      align-items:flex-start;
    }
    .live-chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,77,141,.18);
      border:1px solid rgba(255,77,141,.34);
      font-weight:800;
      font-size:13px;
    }
    .countdown-card{
      border-radius:22px;
      padding:18px;
      background:rgba(255,255,255,.08);
      border:1px solid var(--line);
    }
    .countdown-title{font-size:14px;color:var(--muted);margin-bottom:10px}
    .countdown{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:10px;
    }
    .time-box{
      border-radius:18px;
      padding:12px 8px;
      text-align:center;
      background:rgba(0,0,0,.22);
      border:1px solid rgba(255,255,255,.10);
    }
    .time-box strong{display:block;font-size:26px;line-height:1;color:#fff}
    .time-box span{font-size:12px;color:var(--muted)}
    .remind-form{
      display:flex;
      gap:10px;
      margin-top:14px;
    }
    .form-control,.form-select{
      min-height:48px;
      border-radius:16px;
      border:1px solid var(--line);
      color:#fff;
      background:rgba(255,255,255,.08);
      box-shadow:none!important;
    }
    .form-control::placeholder{color:rgba(255,247,251,.56)}
    .form-control:focus,.form-select:focus,textarea:focus{
      color:#fff;
      background:rgba(255,255,255,.10);
      border-color:rgba(255,77,141,.72);
    }
    .filter-card,.content-card,.sticky-card,.flow-card,.security-card,.faq-shell,.cta-panel{
      border-radius:var(--radius-xl);
      border:1px solid var(--line);
      background:linear-gradient(180deg,rgba(255,255,255,.075),rgba(255,255,255,.035));
      box-shadow:var(--shadow-glow);
    }
    .filter-card{padding:18px;margin-top:26px}
    .filter-pills{display:flex;flex-wrap:wrap;gap:10px}
    .filter-pill{
      min-height:42px;
      display:inline-flex;
      align-items:center;
      gap:7px;
      padding:9px 15px;
      border-radius:999px;
      border:1px solid var(--line);
      background:rgba(255,255,255,.06);
      color:var(--muted);
      font-weight:800;
      font-size:14px;
      cursor:pointer;
      transition:var(--transition);
    }
    .filter-pill:hover,.filter-pill.active{
      color:#fff;
      transform:translateY(-1px);
      background:linear-gradient(135deg,rgba(255,77,141,.25),rgba(139,92,246,.18));
      border-color:rgba(255,255,255,.18);
    }
    .section-head{
      display:flex;
      justify-content:space-between;
      align-items:end;
      gap:20px;
      margin-bottom:22px;
    }
    .section-head p{margin:0;color:var(--muted);max-width:700px}
    .flow-layout{
      display:grid;
      grid-template-columns:minmax(0,1fr) 330px;
      gap:22px;
      align-items:start;
    }
    .masonry-list{
      display:grid;
      grid-template-columns:repeat(2,minmax(0,1fr));
      gap:18px;
    }
    .flow-card{
      padding:24px;
      position:relative;
      overflow:hidden;
      transition:var(--transition);
    }
    .flow-card:nth-child(2n){transform:translateY(18px)}
    .flow-card:before{
      content:"";
      position:absolute;
      top:0;
      left:24px;
      right:24px;
      height:3px;
      border-radius:999px;
      background:linear-gradient(90deg,var(--brand-1),var(--brand-2),var(--brand-3));
      opacity:.9;
    }
    .flow-card:hover{
      transform:translateY(-3px);
      border-color:rgba(255,77,141,.28);
      box-shadow:0 28px 70px rgba(255,77,141,.18);
    }
    .flow-card:nth-child(2n):hover{transform:translateY(12px)}
    .card-meta{
      display:flex;
      flex-wrap:wrap;
      justify-content:space-between;
      align-items:center;
      gap:10px;
      margin-bottom:16px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      border-radius:999px;
      padding:6px 10px;
      font-size:12px;
      font-weight:800;
      color:#fff;
      background:rgba(255,255,255,.08);
      border:1px solid var(--line);
    }
    .tag.gradient{background:linear-gradient(135deg,rgba(255,77,141,.28),rgba(139,92,246,.20))}
    .update{font-size:12px;color:var(--muted)}
    .flow-card h3{margin-bottom:10px}
    .flow-card p{color:var(--muted);margin-bottom:18px}
    .mini-list{
      list-style:none;
      padding:0;
      margin:0 0 18px;
      display:grid;
      gap:10px;
    }
    .mini-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:var(--muted);
      font-size:14px;
    }
    .mini-list i{color:var(--safe);margin-top:3px}
    .sticky-side{
      position:sticky;
      top:26px;
      display:grid;
      gap:16px;
    }
    .sticky-card{
      padding:22px;
      box-shadow:0 18px 46px rgba(0,0,0,.18);
    }
    .sticky-card.light{
      background:var(--surface);
      color:var(--dark-text);
      border-color:rgba(139,92,246,.16);
      box-shadow:var(--shadow-card);
    }
    .progress-track{
      height:10px;
      border-radius:999px;
      background:rgba(255,255,255,.10);
      overflow:hidden;
      margin:14px 0;
    }
    .progress-track span{
      display:block;
      width:72%;
      height:100%;
      border-radius:999px;
      background:linear-gradient(90deg,var(--brand-1),var(--brand-2),var(--brand-3));
    }
    .side-link-list{list-style:none;padding:0;margin:14px 0 0;display:grid;gap:10px}
    .side-link-list a{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:10px;
      padding:12px 14px;
      border-radius:16px;
      background:rgba(139,92,246,.08);
      color:var(--dark-text);
      font-weight:800;
    }
    .side-link-list a:hover{background:rgba(255,77,141,.12);transform:translateX(2px)}
    .level-strip{
      display:grid;
      grid-template-columns:1.1fr .9fr;
      gap:18px;
    }
    .level-main{
      border-radius:var(--radius-xl);
      padding:28px;
      background:linear-gradient(135deg,rgba(255,77,141,.22),rgba(255,122,69,.16),rgba(139,92,246,.18));
      border:1px solid rgba(255,255,255,.16);
      box-shadow:var(--shadow-glow);
    }
    .level-badges{display:grid;gap:14px}
    .level-item{
      border-radius:22px;
      padding:18px;
      background:rgba(255,255,255,.07);
      border:1px solid var(--line);
      display:flex;
      gap:14px;
      align-items:flex-start;
    }
    .level-icon{
      width:44px;height:44px;border-radius:16px;display:grid;place-items:center;
      background:linear-gradient(135deg,var(--brand-1),var(--brand-3));
      flex:0 0 auto;
      box-shadow:0 14px 30px rgba(139,92,246,.18);
    }
    .security-card{
      padding:28px;
      background:
        linear-gradient(135deg,rgba(36,214,165,.12),rgba(255,255,255,.04));
    }
    .security-grid{
      display:grid;
      grid-template-columns:repeat(3,minmax(0,1fr));
      gap:16px;
      margin-top:18px;
    }
    .security-item{
      border-radius:22px;
      padding:18px;
      background:rgba(255,255,255,.06);
      border:1px solid var(--line);
    }
    .security-item i{color:var(--safe);font-size:24px}
    .steps{
      display:grid;
      grid-template-columns:repeat(4,minmax(0,1fr));
      gap:16px;
    }
    .step-card{
      position:relative;
      border-radius:24px;
      padding:22px;
      background:var(--surface);
      color:var(--dark-text);
      box-shadow:var(--shadow-card);
      border:1px solid rgba(139,92,246,.16);
      overflow:hidden;
    }
    .step-num{
      width:42px;height:42px;border-radius:15px;display:grid;place-items:center;
      color:#fff;font-weight:900;
      background:linear-gradient(135deg,var(--brand-1),var(--brand-2),var(--brand-3));
      margin-bottom:14px;
    }
    .step-card p{color:var(--dark-muted);margin:0}
    .faq-shell{padding:18px}
    .accordion{--bs-accordion-bg:transparent;--bs-accordion-border-color:transparent}
    .accordion-item{
      background:rgba(255,255,255,.055);
      border:1px solid var(--line)!important;
      border-radius:20px!important;
      overflow:hidden;
      margin-bottom:12px;
      color:#fff;
    }
    .accordion-button{
      min-height:62px;
      color:#fff;
      background:transparent;
      font-weight:800;
      border-radius:20px!important;
      box-shadow:none!important;
      padding:18px 20px;
    }
    .accordion-button:not(.collapsed){
      color:#fff;
      background:linear-gradient(90deg,rgba(255,77,141,.18),rgba(139,92,246,.10));
    }
    .accordion-button:after{filter:invert(1);opacity:.8}
    .accordion-body{
      color:var(--muted);
      padding:0 20px 20px;
      border-left:3px solid var(--brand-1);
      margin-left:20px;
    }
    .cta-panel{
      position:relative;
      overflow:hidden;
      padding:34px;
      background:
        radial-gradient(circle at 8% 16%,rgba(255,209,102,.20),transparent 24%),
        linear-gradient(125deg,rgba(255,77,141,.32),rgba(255,122,69,.22),rgba(139,92,246,.26)),
        #15101D;
    }
    .cta-panel:after{
      content:"";
      position:absolute;
      width:260px;
      height:260px;
      border-radius:50%;
      right:-90px;
      top:-90px;
      background:radial-gradient(circle,rgba(255,255,255,.16),transparent 64%);
      pointer-events:none;
    }
    .cta-grid{
      display:grid;
      grid-template-columns:minmax(0,1fr) 390px;
      gap:24px;
      align-items:start;
      position:relative;
      z-index:1;
    }
    .quick-form{
      border-radius:24px;
      padding:20px;
      background:rgba(14,11,19,.44);
      border:1px solid rgba(255,255,255,.14);
    }
    textarea.form-control{min-height:92px;resize:vertical}
    .privacy-note{
      display:flex;
      gap:9px;
      align-items:flex-start;
      font-size:13px;
      color:var(--muted);
      margin-top:12px;
    }
    .privacy-note i{color:var(--safe);margin-top:3px}
    .site-footer{
      margin-left:var(--rail);
      margin-top:40px;
      background:#0B0810;
      border-top:1px solid var(--line);
      position:relative;
    }
    .site-footer:before{
      content:"";
      position:absolute;
      top:0;
      left:0;
      right:0;
      height:2px;
      background:linear-gradient(90deg,var(--brand-1),var(--brand-2),var(--brand-3));
    }
    .footer-inner{
      max-width:1220px;
      margin:0 auto;
      padding:30px 24px;
      display:flex;
      justify-content:space-between;
      gap:24px;
      align-items:center;
    }
    .footer-brand{font-size:20px;font-weight:900;margin-bottom:8px}
    .footer-links{display:flex;flex-wrap:wrap;gap:10px;justify-content:flex-end}
    .footer-links a{
      min-height:38px;
      display:inline-flex;
      align-items:center;
      padding:8px 12px;
      border-radius:999px;
      color:var(--muted);
      background:rgba(255,255,255,.04);
      border:1px solid transparent;
      font-weight:700;
    }
    .footer-links a:hover{
      color:#fff;
      background:rgba(255,255,255,.08);
      border-color:var(--line);
      transform:translateY(-1px);
    }
    @media (max-width:1199.98px){
      .hero-grid,.flow-layout,.cta-grid{grid-template-columns:1fr}
      .sticky-side{position:static;grid-template-columns:repeat(2,minmax(0,1fr))}
      .level-strip{grid-template-columns:1fr}
    }
    @media (max-width:991.98px){
      :root{--rail:0px}
      .desktop-rail{display:none}
      .mobile-topbar{display:block}
      .main-content{margin-left:0;padding:22px 16px 0}
      .site-footer{margin-left:0}
      .hero-panel{padding:24px}
      .masonry-list{grid-template-columns:1fr}
      .flow-card:nth-child(2n){transform:none}
      .flow-card:nth-child(2n):hover{transform:translateY(-3px)}
      .security-grid,.steps{grid-template-columns:repeat(2,minmax(0,1fr))}
      .section{padding:34px 0}
    }
    @media (max-width:767.98px){
      .hero-panel,.cta-panel{padding:22px;border-radius:24px}
      .preview-cover{padding:18px}
      .remind-form{flex-direction:column}
      .remind-form .btn-brand{width:100%}
      .section-head{display:block}
      .section-head .badge-row{margin-top:14px}
      .sticky-side{grid-template-columns:1fr}
      .level-item{display:block}
      .level-icon{margin-bottom:12px}
      .footer-inner{display:block}
      .footer-links{justify-content:flex-start;margin-top:18px}
    }
    @media (max-width:575.98px){
      .mobile-brand{font-size:15px}
      h1{font-size:34px}
      h2{font-size:27px}
      .hero-panel{padding:18px}
      .countdown{gap:8px}
      .time-box strong{font-size:22px}
      .badge-row{gap:8px}
      .data-badge,.filter-pill{font-size:12px}
      .security-grid,.steps{grid-template-columns:1fr}
      .btn-brand,.btn-ghost,.btn-soft{width:100%}
      .flow-card,.sticky-card,.security-card{padding:20px;border-radius:24px}
      .cta-grid{gap:18px}
    }