/* roulang page: index */
:root{
      --bg:#0B0B0F;
      --bg-2:#111116;
      --panel:#17171F;
      --panel-2:#20202A;
      --paper:#F7F5EF;
      --paper-2:#ECE7DC;
      --text:#F6F2EA;
      --text-dark:#171717;
      --muted:#B8B3A7;
      --muted-dark:#68645C;
      --cyan:#22D3EE;
      --purple:#7C3AED;
      --amber:#F2B84B;
      --green:#39D98A;
      --danger:#FF6B6B;
      --border:rgba(255,255,255,.12);
      --border-dark:rgba(20,20,20,.12);
      --shadow:0 24px 80px rgba(0,0,0,.28);
      --shadow-soft:0 16px 50px rgba(0,0,0,.18);
      --radius-lg:34px;
      --radius-md:24px;
      --radius-sm:16px;
      --speed:240ms;
      --ease:cubic-bezier(.2,.8,.2,1);
      --container:1220px;
    }

    *{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;
      background:
        radial-gradient(circle at 8% 8%, rgba(124,58,237,.24), transparent 28%),
        radial-gradient(circle at 88% 12%, rgba(34,211,238,.16), transparent 30%),
        linear-gradient(180deg,var(--bg),#0F0F14 46%,#111116);
      color:var(--text);
      line-height:1.75;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      opacity:.28;
      background-image:
        linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
      background-size:42px 42px;
      mask-image:linear-gradient(to bottom, #000, transparent 72%);
      z-index:-1;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{border:0;cursor:pointer}
    ::selection{background:rgba(34,211,238,.28);color:#fff}
    :focus-visible{
      outline:3px solid rgba(34,211,238,.65);
      outline-offset:3px;
      border-radius:12px;
    }

    .container{
      width:min(calc(100% - 40px), var(--container));
      margin-inline:auto;
    }
    .section{padding:92px 0}
    .section-tight{padding:62px 0}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 12px;
      border:1px solid var(--border);
      border-radius:999px;
      color:var(--cyan);
      background:rgba(255,255,255,.045);
      font-size:13px;
      font-weight:700;
      letter-spacing:.02em;
    }
    .eyebrow::before{
      content:"";
      width:7px;
      height:7px;
      border-radius:999px;
      background:var(--cyan);
      box-shadow:0 0 0 5px rgba(34,211,238,.14);
    }
    .section-head{
      display:flex;
      justify-content:space-between;
      gap:24px;
      align-items:flex-end;
      margin-bottom:30px;
    }
    .section-title{
      margin:14px 0 0;
      font-size:clamp(30px,4vw,52px);
      line-height:1.08;
      letter-spacing:-.04em;
      font-weight:900;
    }
    .section-desc{
      max-width:560px;
      margin:0;
      color:var(--muted);
      font-size:16px;
    }

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(11,11,15,.86);
      backdrop-filter:blur(16px);
      border-bottom:1px solid var(--border);
    }
    .nav-wrap{
      height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .logo{
      display:flex;
      align-items:center;
      gap:11px;
      min-width:max-content;
      font-weight:900;
      letter-spacing:-.03em;
    }
    .logo-mark{
      width:40px;
      height:40px;
      border-radius:14px;
      display:grid;
      place-items:center;
      color:#0B0B0F;
      background:
        linear-gradient(135deg,var(--cyan),rgba(34,211,238,.55) 38%,var(--purple));
      box-shadow:0 10px 30px rgba(34,211,238,.18);
      font-weight:1000;
    }
    .logo-text{
      font-size:18px;
      color:var(--text);
      white-space:nowrap;
    }
    .seg-nav{
      flex:1;
      display:flex;
      justify-content:center;
      min-width:0;
    }
    .seg-inner{
      display:flex;
      gap:6px;
      padding:6px;
      border-radius:999px;
      border:1px solid var(--border);
      background:rgba(255,255,255,.045);
      max-width:100%;
      overflow-x:auto;
      scrollbar-width:none;
    }
    .seg-inner::-webkit-scrollbar{display:none}
    .nav-chip{
      white-space:nowrap;
      padding:10px 16px;
      border-radius:999px;
      color:rgba(246,242,234,.76);
      font-size:14px;
      font-weight:700;
      transition:background var(--speed) var(--ease), color var(--speed) var(--ease), transform var(--speed) var(--ease);
    }
    .nav-chip:hover{
      background:rgba(255,255,255,.08);
      color:#fff;
      transform:translateY(-1px);
    }
    .nav-chip.active{
      background:linear-gradient(135deg,var(--cyan),var(--purple));
      color:#08080B;
      box-shadow:0 10px 26px rgba(34,211,238,.16);
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .menu-btn{
      display:none;
      width:42px;
      height:42px;
      border-radius:999px;
      color:var(--text);
      background:rgba(255,255,255,.06);
      border:1px solid var(--border);
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:9px;
      min-height:46px;
      padding:13px 19px;
      border-radius:999px;
      font-weight:800;
      letter-spacing:-.01em;
      transition:transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease), background var(--speed) var(--ease), border-color var(--speed) var(--ease), color var(--speed) var(--ease);
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--cyan),#74F0FF);
      color:#071014;
      box-shadow:0 14px 38px rgba(34,211,238,.18);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 46px rgba(34,211,238,.27)}
    .btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.055);
      border:1px solid var(--border);
    }
    .btn-secondary:hover{
      transform:translateY(-2px);
      border-color:rgba(34,211,238,.45);
      background:rgba(34,211,238,.08);
    }
    .btn-dark{
      background:#121216;
      color:var(--text);
      border:1px solid rgba(255,255,255,.12);
    }
    .btn-dark:hover{transform:translateY(-2px);background:#050507}
    .btn[aria-disabled="true"]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none}

    .hero{
      padding:54px 0 88px;
      position:relative;
    }
    .hero-stage{
      position:relative;
      overflow:hidden;
      border-radius:42px;
      padding:34px;
      min-height:590px;
      display:grid;
      grid-template-columns:1.05fr .95fr;
      gap:26px;
      background:
        linear-gradient(115deg,rgba(255,255,255,.08),transparent 42%),
        radial-gradient(circle at 68% 18%, rgba(34,211,238,.22), transparent 32%),
        radial-gradient(circle at 18% 84%, rgba(124,58,237,.30), transparent 34%),
        #101015;
      border:1px solid var(--border);
      box-shadow:var(--shadow);
    }
    .hero-stage::before{
      content:"";
      position:absolute;
      inset:-160px -80px auto auto;
      width:480px;
      height:480px;
      border:1px solid rgba(255,255,255,.12);
      border-radius:50%;
      box-shadow:inset 0 0 0 34px rgba(255,255,255,.018), inset 0 0 0 70px rgba(34,211,238,.03);
      pointer-events:none;
    }
    .hero-copy{
      position:relative;
      z-index:2;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:26px;
      padding:18px 0 10px 8px;
    }
    .hero h1{
      margin:18px 0 20px;
      max-width:760px;
      font-size:clamp(38px,6.1vw,72px);
      line-height:1.05;
      letter-spacing:-.065em;
      font-weight:950;
    }
    .hero h1 span{
      color:transparent;
      background:linear-gradient(135deg,#fff,var(--cyan) 46%,#BCA7FF);
      -webkit-background-clip:text;
      background-clip:text;
    }
    .hero-intro{
      max-width:650px;
      color:rgba(246,242,234,.78);
      font-size:18px;
      margin:0;
    }
    .hero-ctas{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:26px;
    }
    .hero-points{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
      margin-top:28px;
      max-width:700px;
    }
    .point{
      border:1px solid var(--border);
      border-radius:20px;
      padding:14px;
      background:rgba(255,255,255,.045);
    }
    .point strong{
      display:block;
      font-size:22px;
      color:#fff;
      line-height:1.1;
    }
    .point small{
      display:block;
      margin-top:6px;
      color:var(--muted);
      font-size:12px;
    }
    .compliance-note{
      display:flex;
      align-items:flex-start;
      gap:10px;
      padding:13px 15px;
      border-radius:18px;
      border:1px solid rgba(242,184,75,.25);
      background:rgba(242,184,75,.075);
      color:#E9DAB2;
      font-size:13px;
      max-width:720px;
    }
    .hero-panel{
      position:relative;
      z-index:2;
      align-self:stretch;
      border-radius:32px;
      padding:22px;
      background:rgba(5,5,8,.62);
      border:1px solid var(--border);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:16px;
    }
    .panel-top{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding-bottom:14px;
      border-bottom:1px solid var(--border);
    }
    .status-pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      border-radius:999px;
      padding:8px 11px;
      background:rgba(57,217,138,.10);
      color:#98F5C1;
      border:1px solid rgba(57,217,138,.25);
      font-size:12px;
      font-weight:800;
    }
    .status-pill::before{
      content:"";
      width:8px;height:8px;border-radius:99px;background:var(--green);
    }
    .matrix{
      display:grid;
      grid-template-columns:repeat(2,1fr);
      gap:12px;
    }
    .matrix-card{
      min-height:118px;
      padding:16px;
      border-radius:22px;
      border:1px solid var(--border);
      background:linear-gradient(180deg,rgba(255,255,255,.075),rgba(255,255,255,.035));
      transition:transform var(--speed) var(--ease), border-color var(--speed) var(--ease), background var(--speed) var(--ease);
    }
    .matrix-card:hover{
      transform:translateY(-4px);
      border-color:rgba(34,211,238,.48);
      background:linear-gradient(180deg,rgba(34,211,238,.10),rgba(255,255,255,.035));
    }
    .matrix-card .num{
      display:inline-grid;
      place-items:center;
      width:32px;
      height:32px;
      border-radius:999px;
      background:rgba(34,211,238,.13);
      color:var(--cyan);
      font-weight:900;
      margin-bottom:12px;
    }
    .matrix-card h3{
      margin:0 0 6px;
      font-size:17px;
      line-height:1.25;
    }
    .matrix-card p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
    }
    .faux-rank{
      border:1px solid var(--border);
      border-radius:24px;
      overflow:hidden;
      background:rgba(255,255,255,.035);
    }
    .rank-row{
      display:grid;
      grid-template-columns:42px 1fr 76px;
      gap:12px;
      align-items:center;
      padding:14px 16px;
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .rank-row:last-child{border-bottom:0}
    .rank-index{
      width:28px;height:28px;border-radius:10px;
      display:grid;place-items:center;
      background:rgba(255,255,255,.08);
      color:var(--cyan);
      font-weight:900;
    }
    .rank-main b{display:block;font-size:14px}
    .rank-main small{color:var(--muted);font-size:12px}
    .rank-score{
      color:#fff;
      font-size:13px;
      text-align:right;
      font-weight:800;
    }
    .bar{
      height:7px;
      border-radius:999px;
      background:rgba(255,255,255,.08);
      overflow:hidden;
      margin-top:7px;
    }
    .bar span{
      display:block;
      height:100%;
      border-radius:inherit;
      background:linear-gradient(90deg,var(--cyan),var(--purple));
    }

    .tier-area{
      background:var(--paper);
      color:var(--text-dark);
      border-radius:44px 44px 0 0;
      margin-top:-22px;
      position:relative;
      z-index:3;
    }
    .tier-area .section-desc,.light .section-desc{color:var(--muted-dark)}
    .tier-grid{
      display:grid;
      grid-template-columns:1.15fr .85fr;
      gap:22px;
      align-items:stretch;
    }
    .tier-track{
      border-radius:34px;
      padding:28px;
      background:#fff;
      border:1px solid var(--border-dark);
      box-shadow:var(--shadow-soft);
    }
    .tier-steps{
      display:grid;
      gap:14px;
      margin-top:22px;
    }
    .tier-step{
      display:grid;
      grid-template-columns:56px 1fr auto;
      gap:16px;
      align-items:center;
      padding:17px;
      border-radius:22px;
      border:1px solid rgba(20,20,20,.10);
      background:linear-gradient(180deg,#fff,#FAF8F2);
      transition:transform var(--speed) var(--ease), border-color var(--speed) var(--ease);
    }
    .tier-step:hover{transform:translateX(4px);border-color:rgba(124,58,237,.28)}
    .tier-no{
      width:44px;height:44px;border-radius:16px;
      display:grid;place-items:center;
      background:#111116;
      color:var(--cyan);
      font-weight:950;
    }
    .tier-step h3{margin:0;font-size:18px}
    .tier-step p{margin:3px 0 0;color:var(--muted-dark);font-size:14px}
    .tag{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:7px 10px;
      border-radius:999px;
      font-size:12px;
      font-weight:800;
      background:rgba(124,58,237,.10);
      color:#5E2DD2;
      white-space:nowrap;
    }
    .progress-card{
      border-radius:34px;
      padding:28px;
      color:var(--text);
      background:
        radial-gradient(circle at 80% 0%, rgba(34,211,238,.24), transparent 35%),
        linear-gradient(145deg,#15151C,#0E0E12);
      border:1px solid var(--border);
      box-shadow:var(--shadow-soft);
    }
    .progress-ring{
      width:150px;
      height:150px;
      border-radius:50%;
      margin:14px auto 24px;
      display:grid;
      place-items:center;
      background:conic-gradient(var(--cyan) 0 76%, rgba(255,255,255,.10) 76% 100%);
      position:relative;
    }
    .progress-ring::after{
      content:"";
      position:absolute;
      inset:14px;
      border-radius:50%;
      background:#111116;
      border:1px solid var(--border);
    }
    .progress-ring strong{
      position:relative;
      z-index:2;
      font-size:34px;
      letter-spacing:-.04em;
    }
    .check-list{
      display:grid;
      gap:12px;
      padding:0;
      margin:0;
      list-style:none;
    }
    .check-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:rgba(246,242,234,.78);
      font-size:14px;
    }
    .check-list li::before{
      content:"✓";
      flex:0 0 22px;
      height:22px;
      border-radius:999px;
      display:grid;
      place-items:center;
      color:#081014;
      background:var(--cyan);
      font-size:12px;
      font-weight:900;
      margin-top:1px;
    }

    .compare-section{
      background:var(--paper);
      color:var(--text-dark);
      padding-top:24px;
    }
    .compare-wrap{
      display:grid;
      grid-template-columns:.72fr 1.28fr;
      gap:24px;
      align-items:start;
    }
    .compare-note{
      position:sticky;
      top:100px;
      border-radius:32px;
      background:#15151B;
      color:var(--text);
      padding:28px;
      border:1px solid var(--border);
      overflow:hidden;
    }
    .compare-note::after{
      content:"";
      position:absolute;
      right:-80px;
      bottom:-80px;
      width:220px;
      height:220px;
      border-radius:50%;
      border:1px solid rgba(34,211,238,.25);
    }
    .compare-table{
      display:grid;
      gap:14px;
    }
    .compare-row{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:14px;
    }
    .compare-cell{
      border-radius:24px;
      padding:22px;
      min-height:168px;
      background:#fff;
      border:1px solid var(--border-dark);
      box-shadow:0 10px 34px rgba(0,0,0,.06);
      transition:transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
    }
    .compare-cell:hover{transform:translateY(-4px);box-shadow:0 18px 48px rgba(0,0,0,.10)}
    .compare-cell.em{
      background:linear-gradient(145deg,#14141A,#242436);
      color:var(--text);
      border-color:rgba(34,211,238,.26);
    }
    .compare-cell h3{margin:0 0 8px;font-size:20px}
    .compare-cell p{margin:0;color:var(--muted-dark);font-size:14px}
    .compare-cell.em p{color:var(--muted)}

    .assurance{
      padding:24px 0;
      background:#111116;
      border-top:1px solid var(--border);
      border-bottom:1px solid var(--border);
    }
    .assurance-grid{
      display:grid;
      grid-template-columns:repeat(4,1fr);
      gap:12px;
    }
    .assurance-item{
      display:flex;
      align-items:center;
      gap:12px;
      padding:16px;
      border-radius:20px;
      border:1px solid var(--border);
      background:rgba(255,255,255,.035);
    }
    .assurance-icon{
      width:38px;height:38px;border-radius:14px;
      display:grid;place-items:center;
      color:#081014;
      background:linear-gradient(135deg,var(--cyan),#E8FDFF);
      font-weight:950;
    }
    .assurance-item b{display:block;font-size:14px}
    .assurance-item small{display:block;color:var(--muted);font-size:12px;margin-top:1px}

    .entry-matrix-section{
      background:#111116;
    }
    .slider-controls{
      display:flex;
      gap:10px;
      flex-shrink:0;
    }
    .slider-btn{
      width:44px;height:44px;border-radius:999px;
      background:rgba(255,255,255,.06);
      color:var(--text);
      border:1px solid var(--border);
      transition:transform var(--speed) var(--ease), background var(--speed) var(--ease);
    }
    .slider-btn:hover{transform:translateY(-2px);background:rgba(34,211,238,.12)}
    .scroll-row{
      display:flex;
      gap:18px;
      overflow-x:auto;
      scroll-snap-type:x mandatory;
      padding:4px 2px 18px;
      scrollbar-color:rgba(34,211,238,.55) transparent;
    }
    .scroll-card{
      flex:0 0 330px;
      scroll-snap-align:start;
      border-radius:28px;
      padding:22px;
      border:1px solid var(--border);
      background:
        linear-gradient(180deg,rgba(255,255,255,.075),rgba(255,255,255,.028)),
        #17171F;
      min-height:250px;
      transition:transform var(--speed) var(--ease), border-color var(--speed) var(--ease);
    }
    .scroll-card:hover{transform:translateY(-4px);border-color:rgba(34,211,238,.46)}
    .badge-num{
      display:flex;
      justify-content:space-between;
      align-items:center;
      margin-bottom:22px;
    }
    .badge-num span:first-child{
      width:42px;height:42px;border-radius:15px;
      display:grid;place-items:center;
      background:rgba(34,211,238,.13);
      color:var(--cyan);
      font-weight:950;
    }
    .status{
      padding:7px 10px;
      border-radius:999px;
      background:rgba(242,184,75,.10);
      color:#F8D88B;
      border:1px solid rgba(242,184,75,.24);
      font-size:12px;
      font-weight:800;
    }
    .scroll-card h3{margin:0 0 12px;font-size:22px;line-height:1.2}
    .scroll-card ul{padding:0;margin:0;list-style:none;display:grid;gap:9px;color:var(--muted);font-size:14px}
    .scroll-card li{display:flex;gap:8px}
    .scroll-card li::before{content:"";width:6px;height:6px;border-radius:99px;background:var(--cyan);margin-top:10px;flex:0 0 6px}

    .topics{
      background:var(--paper);
      color:var(--text-dark);
    }
    .topic-shell{
      display:grid;
      grid-template-columns:290px 1fr;
      gap:22px;
      align-items:start;
    }
    .topic-tabs{
      border-radius:30px;
      padding:10px;
      background:#fff;
      border:1px solid var(--border-dark);
      box-shadow:0 12px 40px rgba(0,0,0,.06);
      display:grid;
      gap:8px;
    }
    .topic-tab{
      text-align:left;
      padding:16px 18px;
      border-radius:20px;
      background:transparent;
      color:var(--muted-dark);
      font-weight:850;
      transition:background var(--speed) var(--ease), color var(--speed) var(--ease), transform var(--speed) var(--ease);
    }
    .topic-tab:hover{background:#F4F1E8;transform:translateX(3px)}
    .topic-tab.active{
      background:#111116;
      color:var(--text);
    }
    .topic-panel{
      display:none;
      border-radius:34px;
      padding:30px;
      background:#fff;
      border:1px solid var(--border-dark);
      box-shadow:0 16px 52px rgba(0,0,0,.08);
      min-height:330px;
    }
    .topic-panel.active{display:block}
    .topic-panel h3{margin:0 0 12px;font-size:32px;letter-spacing:-.04em;line-height:1.12}
    .topic-panel p{color:var(--muted-dark);margin:0 0 20px;max-width:720px}
    .mini-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:14px;
      margin-top:22px;
    }
    .mini-card{
      border-radius:22px;
      padding:18px;
      background:#F8F5ED;
      border:1px solid var(--border-dark);
    }
    .mini-card b{display:block;margin-bottom:6px}
    .mini-card small{color:var(--muted-dark);font-size:13px}

    .news-section{
      background:#111116;
    }
    .news-layout{
      display:grid;
      grid-template-columns:1.25fr .75fr;
      gap:24px;
    }
    .news-list{
      border-radius:32px;
      overflow:hidden;
      border:1px solid var(--border);
      background:rgba(255,255,255,.035);
    }
    .news-item{
      display:grid;
      grid-template-columns:120px 1fr auto;
      gap:18px;
      align-items:center;
      padding:20px;
      border-bottom:1px solid rgba(255,255,255,.08);
      transition:background var(--speed) var(--ease);
    }
    .news-item:last-child{border-bottom:0}
    .news-item:hover{background:rgba(34,211,238,.06)}
    .news-date{
      color:var(--cyan);
      font-weight:900;
      font-size:13px;
      letter-spacing:.02em;
    }
    .news-item h3{margin:0 0 5px;font-size:18px}
    .news-item p{margin:0;color:var(--muted);font-size:14px}
    .arrow{
      width:36px;height:36px;border-radius:999px;
      display:grid;place-items:center;
      border:1px solid var(--border);
      color:var(--cyan);
    }
    .rank-box{
      border-radius:32px;
      padding:24px;
      border:1px solid var(--border);
      background:
        radial-gradient(circle at top right, rgba(124,58,237,.20), transparent 38%),
        rgba(255,255,255,.04);
      height:100%;
    }
    .compact-list{
      display:grid;
      gap:12px;
      padding:0;
      margin:20px 0 0;
      list-style:none;
    }
    .compact-list li{
      display:grid;
      grid-template-columns:30px 1fr 58px;
      gap:10px;
      align-items:center;
      padding:12px;
      border-radius:16px;
      background:rgba(255,255,255,.045);
      border:1px solid rgba(255,255,255,.08);
    }
    .compact-list em{
      font-style:normal;
      color:var(--cyan);
      font-weight:950;
    }
    .compact-list b{font-size:14px}
    .compact-list small{color:var(--muted);font-size:12px;text-align:right}

    .selling{
      background:var(--paper);
      color:var(--text-dark);
    }
    .selling-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:18px;
    }
    .selling-card{
      border-radius:32px;
      padding:28px;
      background:#fff;
      border:1px solid var(--border-dark);
      min-height:250px;
      position:relative;
      overflow:hidden;
      transition:transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease);
    }
    .selling-card:hover{transform:translateY(-5px);box-shadow:0 18px 52px rgba(0,0,0,.10)}
    .selling-card::after{
      content:"";
      position:absolute;
      right:-38px;
      bottom:-38px;
      width:130px;height:130px;border-radius:50%;
      border:1px solid rgba(124,58,237,.20);
    }
    .selling-icon{
      width:48px;height:48px;border-radius:18px;
      display:grid;place-items:center;
      background:#111116;
      color:var(--cyan);
      font-weight:950;
      margin-bottom:18px;
    }
    .selling-card h3{margin:0 0 10px;font-size:24px;letter-spacing:-.03em}
    .selling-card p{margin:0;color:var(--muted-dark)}

    .faq-section{
      background:#111116;
    }
    .faq-wrap{
      display:grid;
      grid-template-columns:.8fr 1.2fr;
      gap:28px;
    }
    .faq-list{
      display:grid;
      gap:12px;
    }
    .faq-item{
      border:1px solid var(--border);
      border-radius:24px;
      background:rgba(255,255,255,.04);
      overflow:hidden;
    }
    .faq-q{
      width:100%;
      display:flex;
      justify-content:space-between;
      gap:18px;
      align-items:center;
      text-align:left;
      padding:20px 22px;
      color:var(--text);
      background:transparent;
      font-weight:850;
    }
    .faq-q span:last-child{
      width:28px;height:28px;border-radius:999px;
      display:grid;place-items:center;
      background:rgba(255,255,255,.08);
      color:var(--cyan);
      flex:0 0 28px;
    }
    .faq-a{
      max-height:0;
      overflow:hidden;
      transition:max-height 300ms var(--ease);
    }
    .faq-a p{
      margin:0;
      padding:0 22px 22px 28px;
      color:var(--muted);
      border-left:3px solid var(--cyan);
      margin-left:22px;
      line-height:1.8;
      font-size:14px;
    }
    .faq-item.open .faq-a{max-height:220px}
    .faq-item.open .faq-q span:last-child{background:var(--cyan);color:#071014}

    .limited{
      padding:84px 0;
      background:var(--paper);
      color:var(--text-dark);
    }
    .limited-banner{
      position:relative;
      overflow:hidden;
      border-radius:38px;
      padding:42px;
      background:
        radial-gradient(circle at 85% 20%, rgba(34,211,238,.28), transparent 32%),
        linear-gradient(135deg,#17171D,#271B46 58%,#101014);
      color:var(--text);
      border:1px solid rgba(255,255,255,.14);
      box-shadow:var(--shadow-soft);
      display:grid;
      grid-template-columns:1fr auto;
      gap:30px;
      align-items:center;
    }
    .limited-banner::before{
      content:"";
      position:absolute;
      inset:auto -60px -120px auto;
      width:360px;height:360px;border-radius:50%;
      border:1px solid rgba(255,255,255,.14);
      box-shadow:inset 0 0 0 44px rgba(255,255,255,.035);
    }
    .limited-banner h2{position:relative;margin:0 0 12px;font-size:clamp(30px,4vw,50px);line-height:1.08;letter-spacing:-.05em}
    .limited-banner p{position:relative;margin:0;color:rgba(246,242,234,.76);max-width:720px}
    .limited-actions{
      position:relative;
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }

    .site-footer{
      background:#08080B;
      color:var(--text);
      border-top:1px solid var(--border);
      position:relative;
    }
    .site-footer::before{
      content:"";
      position:absolute;
      top:0;left:0;right:0;height:1px;
      background:linear-gradient(90deg,transparent,var(--cyan),var(--purple),transparent);
      opacity:.8;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.2fr .8fr .8fr;
      gap:28px;
      padding:48px 0 34px;
    }
    .footer-brand h2{margin:0 0 10px;font-size:22px}
    .footer-brand p{margin:0;color:var(--muted);max-width:520px;font-size:14px}
    .footer-col h3{margin:0 0 14px;font-size:15px;color:#fff}
    .footer-links{display:grid;gap:10px}
    .footer-links a,.footer-links span{
      color:var(--muted);
      font-size:14px;
      transition:color var(--speed) var(--ease), transform var(--speed) var(--ease);
    }
    .footer-links a:hover{color:var(--cyan);transform:translateX(3px)}
    .copyright{
      padding:18px 0 26px;
      color:rgba(184,179,167,.72);
      border-top:1px solid rgba(255,255,255,.08);
      font-size:13px;
      display:flex;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }

    .age-modal{
      position:fixed;
      inset:0;
      z-index:100;
      display:none;
      place-items:center;
      padding:22px;
      background:rgba(0,0,0,.72);
      backdrop-filter:blur(10px);
    }
    .age-modal.show{display:grid}
    .age-box{
      width:min(520px,100%);
      border-radius:32px;
      padding:28px;
      background:#111116;
      border:1px solid var(--border);
      color:var(--text);
      box-shadow:var(--shadow);
    }
    .age-box h2{margin:0 0 10px;font-size:28px;line-height:1.15}
    .age-box p{margin:0 0 20px;color:var(--muted)}
    .age-actions{display:flex;gap:12px;flex-wrap:wrap}

    @media (max-width:1024px){
      .hero-stage,.tier-grid,.compare-wrap,.topic-shell,.news-layout,.faq-wrap,.limited-banner{
        grid-template-columns:1fr;
      }
      .hero-stage{min-height:auto}
      .compare-note{position:relative;top:auto}
      .assurance-grid{grid-template-columns:repeat(2,1fr)}
      .selling-grid,.mini-grid{grid-template-columns:1fr}
      .section-head{align-items:flex-start;flex-direction:column}
      .limited-actions{justify-content:flex-start}
    }
    @media (max-width:820px){
      .nav-wrap{height:auto;min-height:72px;flex-wrap:wrap;padding:12px 0}
      .seg-nav{
        order:3;
        width:100%;
        justify-content:flex-start;
        display:none;
      }
      .seg-nav.open{display:flex}
      .seg-inner{width:100%}
      .menu-btn{display:grid;place-items:center}
      .nav-actions .btn-primary{display:none}
      .hero{padding-top:28px}
      .hero-stage{padding:22px;border-radius:30px}
      .hero-copy{padding:0}
      .hero-points{grid-template-columns:1fr}
      .matrix{grid-template-columns:1fr}
      .compare-row{grid-template-columns:1fr}
      .news-item{grid-template-columns:1fr;gap:8px}
      .footer-grid{grid-template-columns:1fr}
      .section{padding:66px 0}
      .section-tight{padding:44px 0}
    }
    @media (max-width:560px){
      .container{width:min(calc(100% - 28px), var(--container))}
      .logo-text{font-size:15px}
      .hero-stage{padding:18px;border-radius:26px}
      .hero h1{font-size:36px}
      .hero-intro{font-size:16px}
      .btn{width:100%;padding-inline:16px}
      .hero-ctas,.age-actions{width:100%}
      .panel-top{align-items:flex-start;flex-direction:column}
      .tier-step{grid-template-columns:1fr}
      .assurance-grid{grid-template-columns:1fr}
      .scroll-card{flex-basis:286px}
      .limited-banner{padding:28px;border-radius:28px}
      .copyright{flex-direction:column}
    }

/* roulang page: category2 */
:root{
      --bg:#0B0B0F;
      --bg-2:#111116;
      --paper:#F7F5EF;
      --paper-2:#EEEAE0;
      --text:#F6F2EA;
      --text-dark:#171717;
      --muted:#B8B3A7;
      --muted-dark:#68635A;
      --purple:#7C3AED;
      --cyan:#22D3EE;
      --amber:#F2B84B;
      --green:#35D399;
      --line:rgba(255,255,255,.12);
      --line-dark:rgba(20,20,20,.12);
      --radius-xl:36px;
      --radius-lg:28px;
      --radius-md:20px;
      --radius-pill:999px;
      --shadow:0 24px 80px rgba(0,0,0,.22);
      --shadow-soft:0 18px 50px rgba(16,16,20,.12);
      --ease:cubic-bezier(.2,.8,.2,1);
      --duration:240ms;
      --max:1220px;
    }

    *{box-sizing:border-box;margin:0;padding:0}
    html{scroll-behavior:smooth}
    body{
      min-height:100vh;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text-dark);
      background:
        radial-gradient(circle at 15% 0%, rgba(124,58,237,.16), transparent 28%),
        radial-gradient(circle at 90% 12%, rgba(34,211,238,.12), transparent 28%),
        linear-gradient(180deg,var(--paper) 0%, #FBFAF6 42%, var(--paper-2) 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    button{border:0;background:none;cursor:pointer}
    ::selection{background:rgba(34,211,238,.32)}
    .container{width:min(var(--max), calc(100% - 40px));margin-inline:auto}
    .sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}

    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(11,11,15,.92);
      border-bottom:1px solid var(--line);
      backdrop-filter:saturate(130%) blur(8px);
    }
    .nav-wrap{
      min-height:76px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
    }
    .logo{
      display:inline-flex;
      align-items:center;
      gap:12px;
      flex:0 0 auto;
      color:var(--text);
      outline:none;
    }
    .logo-mark{
      width:38px;
      height:38px;
      display:grid;
      place-items:center;
      border-radius:14px;
      color:#071012;
      font-weight:900;
      background:linear-gradient(135deg,var(--cyan),#C7FBFF 52%,var(--amber));
      box-shadow:0 12px 34px rgba(34,211,238,.18);
    }
    .logo-text{
      font-weight:850;
      letter-spacing:-.02em;
      white-space:nowrap;
    }
    .seg-nav{
      flex:1;
      display:flex;
      justify-content:center;
      min-width:0;
    }
    .seg-inner{
      display:flex;
      align-items:center;
      gap:6px;
      padding:6px;
      border:1px solid var(--line);
      border-radius:var(--radius-pill);
      background:rgba(255,255,255,.045);
      overflow:auto;
      scrollbar-width:none;
      max-width:100%;
    }
    .seg-inner::-webkit-scrollbar{display:none}
    .nav-chip{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-height:38px;
      padding:0 16px;
      border-radius:var(--radius-pill);
      color:rgba(246,242,234,.78);
      font-size:14px;
      font-weight:700;
      white-space:nowrap;
      border:1px solid transparent;
      transition:background var(--duration) var(--ease), color var(--duration) var(--ease), transform var(--duration) var(--ease), border-color var(--duration) var(--ease);
    }
    .nav-chip:hover{
      color:var(--text);
      background:rgba(255,255,255,.08);
      border-color:rgba(255,255,255,.10);
    }
    .nav-chip.active{
      color:#071012;
      background:linear-gradient(135deg,var(--cyan),#CFFFFF);
      box-shadow:0 10px 28px rgba(34,211,238,.16);
    }
    .nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      min-height:46px;
      padding:0 20px;
      border-radius:var(--radius-pill);
      font-weight:800;
      letter-spacing:-.01em;
      transition:transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease), background var(--duration) var(--ease), border-color var(--duration) var(--ease), color var(--duration) var(--ease);
      user-select:none;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(0)}
    .btn-primary{
      background:linear-gradient(135deg,var(--purple),#9B6BFF);
      color:#fff;
      box-shadow:0 14px 36px rgba(124,58,237,.28);
    }
    .btn-primary:hover{box-shadow:0 18px 46px rgba(124,58,237,.36)}
    .btn-secondary{
      border:1px solid rgba(23,23,23,.14);
      color:var(--text-dark);
      background:rgba(255,255,255,.58);
    }
    .btn-secondary:hover{
      background:#fff;
      border-color:rgba(23,23,23,.22);
      box-shadow:var(--shadow-soft);
    }
    .btn-dark{
      color:var(--text);
      background:#111116;
      border:1px solid rgba(255,255,255,.10);
    }
    .btn-dark:hover{background:#1A1A22}
    .menu-btn{
      display:none;
      width:46px;
      height:46px;
      border-radius:50%;
      color:var(--text);
      border:1px solid var(--line);
      background:rgba(255,255,255,.06);
      font-size:20px;
      transition:background var(--duration) var(--ease), transform var(--duration) var(--ease);
    }
    .menu-btn:hover{background:rgba(255,255,255,.1);transform:translateY(-1px)}
    a:focus-visible,button:focus-visible,input:focus-visible{
      outline:3px solid rgba(34,211,238,.55);
      outline-offset:4px;
    }

    .page-hero{
      padding:62px 0 34px;
      position:relative;
    }
    .page-hero:before{
      content:"";
      position:absolute;
      inset:0;
      pointer-events:none;
      background:
        linear-gradient(90deg, rgba(20,20,20,.06) 1px, transparent 1px),
        linear-gradient(180deg, rgba(20,20,20,.05) 1px, transparent 1px);
      background-size:64px 64px;
      mask-image:linear-gradient(to bottom, #000, transparent 80%);
    }
    .hero-shell{
      position:relative;
      display:grid;
      grid-template-columns:minmax(0,1.18fr) 420px;
      gap:28px;
      align-items:stretch;
      padding:34px;
      border-radius:var(--radius-xl);
      background:
        linear-gradient(135deg, rgba(247,245,239,.96), rgba(238,234,224,.96)),
        radial-gradient(circle at 10% 10%, rgba(34,211,238,.15), transparent 35%);
      border:1px solid rgba(20,20,20,.10);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
    }
    .hero-shell:after{
      content:"";
      position:absolute;
      width:360px;
      height:360px;
      right:-170px;
      top:-130px;
      border:1px solid rgba(124,58,237,.24);
      border-radius:50%;
      box-shadow:inset 0 0 0 24px rgba(34,211,238,.04);
    }
    .breadcrumb{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:8px;
      color:var(--muted-dark);
      font-size:13px;
      font-weight:700;
      margin-bottom:18px;
      position:relative;
      z-index:1;
    }
    .breadcrumb a{transition:color var(--duration) var(--ease)}
    .breadcrumb a:hover{color:var(--purple)}
    .crumb-dot{width:4px;height:4px;border-radius:50%;background:var(--muted-dark);opacity:.5}
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:8px;
      width:max-content;
      padding:8px 12px;
      border:1px solid rgba(23,23,23,.10);
      border-radius:var(--radius-pill);
      background:rgba(255,255,255,.62);
      color:#302C27;
      font-size:13px;
      font-weight:800;
      margin-bottom:18px;
    }
    .eyebrow i{
      width:8px;height:8px;border-radius:50%;
      background:var(--green);
      box-shadow:0 0 0 5px rgba(53,211,153,.13);
    }
    h1{
      max-width:780px;
      font-size:clamp(38px,5.2vw,58px);
      line-height:1.08;
      letter-spacing:-.055em;
      font-weight:900;
      margin-bottom:18px;
      color:var(--text-dark);
      position:relative;
      z-index:1;
    }
    .hero-copy{
      max-width:760px;
      color:#4E4941;
      font-size:17px;
      line-height:1.9;
      position:relative;
      z-index:1;
    }
    .hero-actions{
      display:flex;
      align-items:center;
      flex-wrap:wrap;
      gap:12px;
      margin-top:26px;
      position:relative;
      z-index:1;
    }
    .notice-line{
      margin-top:20px;
      display:flex;
      align-items:flex-start;
      gap:10px;
      max-width:760px;
      color:#655F55;
      font-size:13px;
      line-height:1.7;
      position:relative;
      z-index:1;
    }
    .notice-line span:first-child{
      flex:0 0 auto;
      width:22px;height:22px;
      display:grid;place-items:center;
      border-radius:50%;
      background:rgba(242,184,75,.18);
      color:#7C5206;
      font-weight:900;
    }
    .status-card{
      position:relative;
      z-index:1;
      background:#101014;
      color:var(--text);
      border-radius:30px;
      padding:22px;
      border:1px solid rgba(255,255,255,.12);
      box-shadow:var(--shadow);
      overflow:hidden;
      min-height:360px;
    }
    .status-card:before{
      content:"";
      position:absolute;
      inset:auto -90px -120px auto;
      width:260px;height:260px;
      border-radius:50%;
      background:radial-gradient(circle, rgba(34,211,238,.24), transparent 60%);
    }
    .phone-visual{
      width:min(220px,100%);
      margin:0 auto 20px;
      aspect-ratio:9/16;
      border-radius:34px;
      border:1px solid rgba(255,255,255,.16);
      padding:12px;
      background:linear-gradient(180deg,#191923,#0A0A0D);
      box-shadow:inset 0 0 0 6px rgba(255,255,255,.03), 0 18px 60px rgba(0,0,0,.25);
    }
    .phone-screen{
      height:100%;
      border-radius:24px;
      padding:14px;
      background:
        radial-gradient(circle at 70% 8%, rgba(34,211,238,.23), transparent 26%),
        linear-gradient(180deg,#252533,#111116);
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .screen-bar{height:9px;width:54px;border-radius:99px;background:rgba(255,255,255,.2);margin:0 auto 6px}
    .screen-tile{
      border-radius:16px;
      background:rgba(255,255,255,.08);
      border:1px solid rgba(255,255,255,.08);
      padding:10px;
    }
    .screen-tile.big{flex:1;display:flex;flex-direction:column;justify-content:flex-end}
    .screen-line{height:8px;border-radius:99px;background:rgba(246,242,234,.28);margin:6px 0}
    .screen-line.short{width:62%}
    .screen-pill{width:max-content;padding:5px 8px;border-radius:99px;background:rgba(34,211,238,.18);color:#BDF8FF;font-size:11px;font-weight:800}
    .status-list{display:grid;gap:10px;position:relative;z-index:1}
    .status-item{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      padding:12px 0;
      border-top:1px solid rgba(255,255,255,.10);
      font-size:14px;
      color:rgba(246,242,234,.78);
    }
    .status-item strong{color:var(--text)}
    .state{
      display:inline-flex;align-items:center;gap:6px;
      padding:5px 9px;
      border-radius:99px;
      background:rgba(34,211,238,.12);
      color:#BDF8FF;
      font-size:12px;
      font-weight:800;
      white-space:nowrap;
    }
    .state.warn{background:rgba(242,184,75,.14);color:#FFE2A5}
    .state:before{
      content:"";
      width:6px;height:6px;border-radius:50%;
      background:currentColor;
    }

    .section{padding:70px 0}
    .section.tight{padding-top:34px}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:24px;
      margin-bottom:28px;
    }
    .section-kicker{
      display:inline-flex;
      align-items:center;
      gap:10px;
      color:var(--purple);
      font-size:13px;
      font-weight:900;
      letter-spacing:.08em;
      margin-bottom:10px;
    }
    .section-kicker:before{
      content:"";
      width:28px;
      height:2px;
      border-radius:99px;
      background:linear-gradient(90deg,var(--purple),var(--cyan));
    }
    .section-title{
      font-size:clamp(28px,3.4vw,42px);
      line-height:1.12;
      letter-spacing:-.045em;
      font-weight:900;
      color:var(--text-dark);
    }
    .section-desc{
      max-width:520px;
      color:var(--muted-dark);
      font-size:15px;
      line-height:1.8;
    }

    .filter-row{
      display:flex;
      gap:10px;
      overflow:auto;
      scrollbar-width:none;
      padding:4px 0 18px;
      margin-bottom:8px;
    }
    .filter-row::-webkit-scrollbar{display:none}
    .filter-chip{
      flex:0 0 auto;
      display:inline-flex;
      align-items:center;
      gap:8px;
      min-height:40px;
      padding:0 15px;
      border-radius:var(--radius-pill);
      background:rgba(255,255,255,.62);
      border:1px solid rgba(20,20,20,.10);
      color:#35312B;
      font-size:14px;
      font-weight:800;
      transition:transform var(--duration) var(--ease), background var(--duration) var(--ease), border-color var(--duration) var(--ease);
    }
    .filter-chip:hover{transform:translateY(-2px);background:#fff;border-color:rgba(124,58,237,.25)}
    .filter-chip.active{
      color:#071012;
      background:linear-gradient(135deg,var(--cyan),#CFFFFF);
      border-color:transparent;
    }

    .compare-grid{
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:18px;
    }
    .compare-card{
      position:relative;
      padding:28px;
      border-radius:var(--radius-lg);
      border:1px solid rgba(20,20,20,.10);
      background:rgba(255,255,255,.72);
      box-shadow:var(--shadow-soft);
      overflow:hidden;
      transition:transform var(--duration) var(--ease), border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
    }
    .compare-card:hover{
      transform:translateY(-4px);
      border-color:rgba(124,58,237,.24);
      box-shadow:0 24px 64px rgba(16,16,20,.14);
    }
    .compare-card.dark{
      color:var(--text);
      background:
        linear-gradient(145deg,#111116,#181823),
        radial-gradient(circle at 10% 0%,rgba(124,58,237,.22),transparent 30%);
      border-color:rgba(255,255,255,.12);
    }
    .compare-card h2{
      font-size:25px;
      line-height:1.2;
      letter-spacing:-.025em;
      margin-bottom:12px;
    }
    .compare-card p{color:var(--muted-dark);font-size:15px}
    .compare-card.dark p{color:rgba(246,242,234,.72)}
    .check-list{
      margin-top:20px;
      display:grid;
      gap:12px;
    }
    .check-list li{
      list-style:none;
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:#3F3A33;
      font-size:14px;
      line-height:1.65;
    }
    .dark .check-list li{color:rgba(246,242,234,.82)}
    .check-list li:before{
      content:"";
      flex:0 0 auto;
      width:18px;
      height:18px;
      margin-top:2px;
      border-radius:50%;
      background:linear-gradient(135deg,var(--cyan),var(--purple));
      box-shadow:0 0 0 4px rgba(34,211,238,.10);
    }
    .tagline{
      display:inline-flex;
      align-items:center;
      gap:6px;
      padding:6px 10px;
      border-radius:99px;
      background:rgba(124,58,237,.10);
      color:#5E28C8;
      font-size:12px;
      font-weight:900;
      margin-bottom:16px;
    }
    .dark .tagline{background:rgba(34,211,238,.13);color:#BDF8FF}

    .steps-panel{
      display:grid;
      grid-template-columns:320px 1fr;
      gap:18px;
      align-items:stretch;
    }
    .steps-rail{
      border-radius:var(--radius-lg);
      background:#111116;
      color:var(--text);
      padding:26px;
      border:1px solid rgba(255,255,255,.12);
      box-shadow:var(--shadow);
    }
    .steps-rail h2{
      font-size:28px;
      line-height:1.15;
      letter-spacing:-.04em;
      margin-bottom:12px;
    }
    .steps-rail p{color:rgba(246,242,234,.72);font-size:14px}
    .steps-rail .mini-stat{
      margin-top:22px;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:10px;
    }
    .mini-stat div{
      padding:14px;
      border-radius:18px;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
    }
    .mini-stat strong{display:block;font-size:22px;line-height:1;color:var(--cyan);margin-bottom:6px}
    .mini-stat span{font-size:12px;color:rgba(246,242,234,.65)}
    .step-list{
      display:grid;
      gap:14px;
      counter-reset:step;
    }
    .step-card{
      counter-increment:step;
      position:relative;
      display:grid;
      grid-template-columns:58px 1fr auto;
      gap:16px;
      align-items:center;
      padding:18px;
      border-radius:24px;
      background:rgba(255,255,255,.78);
      border:1px solid rgba(20,20,20,.10);
      transition:transform var(--duration) var(--ease), border-color var(--duration) var(--ease), background var(--duration) var(--ease);
    }
    .step-card:hover{
      transform:translateX(4px);
      border-color:rgba(34,211,238,.42);
      background:#fff;
    }
    .step-no{
      width:48px;height:48px;
      display:grid;place-items:center;
      border-radius:50%;
      color:#071012;
      background:linear-gradient(135deg,var(--cyan),#D4FBFF);
      font-weight:900;
    }
    .step-no:before{content:counter(step, decimal-leading-zero)}
    .step-card h3{
      font-size:18px;
      line-height:1.25;
      margin-bottom:4px;
      letter-spacing:-.02em;
    }
    .step-card p{font-size:14px;color:var(--muted-dark);line-height:1.65}
    .step-label{
      padding:6px 10px;
      border-radius:99px;
      background:rgba(23,23,23,.06);
      color:#433E37;
      font-size:12px;
      font-weight:900;
      white-space:nowrap;
    }

    .masonry{
      columns:3 280px;
      column-gap:18px;
    }
    .tip-card{
      break-inside:avoid;
      margin:0 0 18px;
      padding:22px;
      border-radius:26px;
      background:rgba(255,255,255,.74);
      border:1px solid rgba(20,20,20,.10);
      box-shadow:0 16px 46px rgba(16,16,20,.08);
      transition:transform var(--duration) var(--ease), border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
    }
    .tip-card:hover{
      transform:translateY(-4px);
      border-color:rgba(124,58,237,.24);
      box-shadow:0 22px 60px rgba(16,16,20,.13);
    }
    .tip-card.feature{
      background:
        linear-gradient(145deg,#111116,#1A1A22);
      color:var(--text);
      border-color:rgba(255,255,255,.12);
    }
    .tip-card .num{
      width:34px;height:34px;
      display:grid;place-items:center;
      border-radius:13px;
      color:#071012;
      background:linear-gradient(135deg,var(--amber),#FFE4A6);
      font-size:13px;
      font-weight:950;
      margin-bottom:16px;
    }
    .tip-card.feature .num{background:linear-gradient(135deg,var(--cyan),#CFFFFF)}
    .tip-card h3{
      font-size:20px;
      line-height:1.22;
      letter-spacing:-.025em;
      margin-bottom:10px;
    }
    .tip-card p{
      color:var(--muted-dark);
      font-size:14px;
      line-height:1.75;
    }
    .tip-card.feature p{color:rgba(246,242,234,.74)}
    .tip-tags{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:16px;
    }
    .tip-tags span{
      padding:5px 9px;
      border-radius:99px;
      background:rgba(124,58,237,.09);
      color:#5E28C8;
      font-size:12px;
      font-weight:850;
    }
    .tip-card.feature .tip-tags span{
      background:rgba(255,255,255,.08);
      color:#BDF8FF;
    }

    .search-box{
      display:grid;
      grid-template-columns:1fr auto;
      gap:10px;
      align-items:center;
      padding:10px;
      border-radius:26px;
      background:#111116;
      border:1px solid rgba(255,255,255,.12);
      box-shadow:var(--shadow);
    }
    .search-box input{
      min-height:52px;
      border:0;
      outline:0;
      border-radius:18px;
      padding:0 16px;
      color:var(--text);
      background:rgba(255,255,255,.07);
    }
    .search-box input::placeholder{color:rgba(246,242,234,.46)}
    .search-box input:focus{
      box-shadow:0 0 0 3px rgba(34,211,238,.22);
      background:rgba(255,255,255,.10);
    }

    .faq-wrap{
      display:grid;
      grid-template-columns:360px 1fr;
      gap:24px;
      align-items:start;
    }
    .faq-intro{
      position:sticky;
      top:104px;
      padding:26px;
      border-radius:var(--radius-lg);
      background:rgba(255,255,255,.72);
      border:1px solid rgba(20,20,20,.10);
      box-shadow:var(--shadow-soft);
    }
    .faq-intro h2{
      font-size:30px;
      line-height:1.15;
      letter-spacing:-.04em;
      margin-bottom:10px;
    }
    .faq-intro p{color:var(--muted-dark);font-size:14px}
    .faq-list{display:grid;gap:12px}
    .faq-item{
      border-radius:24px;
      background:rgba(255,255,255,.74);
      border:1px solid rgba(20,20,20,.10);
      overflow:hidden;
      transition:border-color var(--duration) var(--ease), background var(--duration) var(--ease);
    }
    .faq-item.open{
      border-color:rgba(124,58,237,.28);
      background:#fff;
    }
    .faq-question{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:18px;
      padding:20px 22px;
      color:var(--text-dark);
      text-align:left;
      font-weight:900;
      letter-spacing:-.015em;
    }
    .faq-icon{
      flex:0 0 auto;
      width:28px;height:28px;
      display:grid;place-items:center;
      border-radius:50%;
      background:rgba(23,23,23,.06);
      color:#1D1D1D;
      transition:transform var(--duration) var(--ease), background var(--duration) var(--ease);
    }
    .faq-item.open .faq-icon{
      transform:rotate(45deg);
      background:rgba(34,211,238,.18);
    }
    .faq-answer{
      max-height:0;
      overflow:hidden;
      transition:max-height 300ms var(--ease);
    }
    .faq-answer p{
      margin:0 22px 20px;
      padding-left:16px;
      border-left:3px solid var(--cyan);
      color:var(--muted-dark);
      font-size:14px;
      line-height:1.85;
    }

    .bottom-nav{
      padding:34px;
      border-radius:var(--radius-xl);
      color:var(--text);
      background:
        radial-gradient(circle at 8% 20%, rgba(34,211,238,.22), transparent 24%),
        radial-gradient(circle at 84% 6%, rgba(124,58,237,.30), transparent 32%),
        linear-gradient(135deg,#0B0B0F,#171720 62%,#24184B);
      border:1px solid rgba(255,255,255,.12);
      box-shadow:var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .bottom-nav:after{
      content:"";
      position:absolute;
      right:-80px;
      bottom:-150px;
      width:340px;height:340px;
      border-radius:50%;
      border:1px solid rgba(255,255,255,.16);
      box-shadow:inset 0 0 0 22px rgba(255,255,255,.035);
    }
    .bottom-nav-content{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns:1fr auto;
      gap:26px;
      align-items:center;
    }
    .bottom-nav h2{
      font-size:clamp(28px,3.5vw,44px);
      line-height:1.12;
      letter-spacing:-.05em;
      margin-bottom:12px;
    }
    .bottom-nav p{
      max-width:720px;
      color:rgba(246,242,234,.76);
      font-size:15px;
    }
    .bottom-links{
      display:flex;
      flex-wrap:wrap;
      justify-content:flex-end;
      gap:10px;
    }
    .bottom-links .btn-secondary{
      color:var(--text);
      background:rgba(255,255,255,.06);
      border-color:rgba(255,255,255,.16);
    }
    .bottom-links .btn-secondary:hover{background:rgba(255,255,255,.12)}

    .site-footer{
      margin-top:70px;
      padding:54px 0 24px;
      color:rgba(246,242,234,.74);
      background:#0B0B0F;
      position:relative;
    }
    .site-footer:before{
      content:"";
      position:absolute;
      top:0;
      left:0;
      right:0;
      height:1px;
      background:linear-gradient(90deg,transparent,var(--purple),var(--cyan),transparent);
      opacity:.8;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.4fr .8fr .9fr;
      gap:34px;
    }
    .footer-brand h2{
      color:var(--text);
      font-size:24px;
      line-height:1.2;
      letter-spacing:-.03em;
      margin-bottom:12px;
    }
    .footer-brand p{
      max-width:520px;
      color:rgba(246,242,234,.64);
      font-size:14px;
      line-height:1.85;
    }
    .footer-col h3{
      color:var(--text);
      font-size:15px;
      margin-bottom:14px;
    }
    .footer-links{
      display:grid;
      gap:10px;
      color:rgba(246,242,234,.62);
      font-size:14px;
    }
    .footer-links a,.footer-links span{width:max-content;max-width:100%}
    .footer-links a{
      transition:color var(--duration) var(--ease), transform var(--duration) var(--ease);
    }
    .footer-links a:hover{
      color:var(--cyan);
      transform:translateX(3px);
    }
    .copyright{
      margin-top:36px;
      padding-top:18px;
      border-top:1px solid rgba(255,255,255,.09);
      display:flex;
      justify-content:space-between;
      gap:18px;
      color:rgba(246,242,234,.48);
      font-size:12px;
      line-height:1.7;
    }

    @media (max-width:1024px){
      .nav-wrap{min-height:70px}
      .seg-nav{
        position:absolute;
        left:20px;
        right:20px;
        top:76px;
        display:none;
        justify-content:flex-start;
        padding:12px;
        border-radius:24px;
        background:rgba(11,11,15,.96);
        border:1px solid var(--line);
        box-shadow:var(--shadow);
      }
      .site-header.nav-open .seg-nav{display:flex}
      .seg-inner{width:100%;justify-content:flex-start}
      .menu-btn{display:grid;place-items:center}
      .hero-shell{grid-template-columns:1fr}
      .status-card{min-height:auto}
      .phone-visual{width:190px}
      .steps-panel,.faq-wrap{grid-template-columns:1fr}
      .faq-intro{position:relative;top:auto}
      .bottom-nav-content{grid-template-columns:1fr}
      .bottom-links{justify-content:flex-start}
      .footer-grid{grid-template-columns:1fr 1fr}
      .footer-brand{grid-column:1/-1}
    }

    @media (max-width:768px){
      .container{width:min(100% - 28px,var(--max))}
      .nav-actions .btn-primary{display:none}
      .logo-text{font-size:15px}
      .page-hero{padding-top:36px}
      .hero-shell{padding:24px;border-radius:28px}
      .hero-actions .btn{width:100%}
      .section{padding:52px 0}
      .section-head{display:block}
      .section-desc{margin-top:10px}
      .compare-grid{grid-template-columns:1fr}
      .step-card{
        grid-template-columns:48px 1fr;
      }
      .step-label{
        grid-column:2;
        width:max-content;
      }
      .search-box{grid-template-columns:1fr}
      .search-box .btn{width:100%}
      .footer-grid{grid-template-columns:1fr}
      .copyright{flex-direction:column}
    }

    @media (max-width:520px){
      h1{font-size:36px}
      .status-item{align-items:flex-start;flex-direction:column}
      .compare-card,.steps-rail,.faq-intro,.bottom-nav{padding:22px}
      .masonry{columns:1}
      .bottom-links .btn{width:100%}
      .phone-visual{width:170px}
    }

/* roulang page: category1 */
:root{
      --bg:#0b0b0f;
      --bg-2:#111116;
      --panel:#15151b;
      --panel-2:#1b1b22;
      --paper:#f7f5ef;
      --paper-2:#efebe2;
      --text:#f6f2ea;
      --text-dark:#171717;
      --muted:#b8b3a7;
      --muted-dark:#63605a;
      --line:rgba(255,255,255,.12);
      --line-dark:rgba(20,20,20,.12);
      --purple:#7c3aed;
      --cyan:#22d3ee;
      --amber:#f2b84b;
      --good:#34d399;
      --danger:#fb7185;
      --shadow:0 24px 80px rgba(0,0,0,.22);
      --shadow-soft:0 16px 40px rgba(0,0,0,.14);
      --radius-xl:36px;
      --radius-lg:28px;
      --radius-md:20px;
      --radius-sm:14px;
      --container:1200px;
      --speed:220ms;
      --ease:cubic-bezier(.2,.8,.2,1);
    }
    *{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 top left, rgba(124,58,237,.18), transparent 28%),
        radial-gradient(circle at top right, rgba(34,211,238,.12), transparent 24%),
        linear-gradient(180deg, #0b0b0f 0%, #101016 48%, #0b0b0f 100%);
      line-height:1.8;
      overflow-x:hidden;
    }
    body::before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(255,255,255,.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px);
      background-size:32px 32px;
      mask-image:linear-gradient(180deg, rgba(0,0,0,.35), transparent 70%);
      opacity:.55;
      z-index:0;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input{font:inherit}
    ::selection{background:rgba(34,211,238,.28);color:#fff}
    .container{
      width:min(var(--container), calc(100% - 32px));
      margin:0 auto;
      position:relative;
      z-index:1;
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:saturate(150%) blur(14px);
      background:rgba(11,11,15,.82);
      border-bottom:1px solid rgba(255,255,255,.08);
    }
    .nav-wrap{
      min-height:78px;
      display:flex;
      align-items:center;
      gap:18px;
      padding:12px 0;
    }
    .logo{
      display:inline-flex;
      align-items:center;
      gap:12px;
      flex:0 0 auto;
      min-width:max-content;
      letter-spacing:.02em;
    }
    .logo-mark{
      width:38px;
      height:38px;
      display:grid;
      place-items:center;
      border-radius:14px;
      background:linear-gradient(135deg, rgba(124,58,237,.95), rgba(34,211,238,.85));
      color:#fff;
      font-weight:800;
      box-shadow:0 14px 26px rgba(124,58,237,.28);
    }
    .logo-text{
      font-weight:800;
      font-size:1.02rem;
      color:var(--text);
    }
    .seg-nav{
      flex:1 1 auto;
      min-width:0;
    }
    .seg-inner{
      display:flex;
      align-items:center;
      gap:10px;
      padding:6px;
      border:1px solid rgba(255,255,255,.08);
      background:rgba(255,255,255,.03);
      border-radius:999px;
      overflow:auto;
      scrollbar-width:none;
      -ms-overflow-style:none;
    }
    .seg-inner::-webkit-scrollbar{display:none}
    .nav-chip{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      white-space:nowrap;
      height:40px;
      padding:0 16px;
      border-radius:999px;
      color:rgba(246,242,234,.78);
      border:1px solid transparent;
      transition:transform var(--speed) var(--ease), background var(--speed) var(--ease), border-color var(--speed) var(--ease), color var(--speed) var(--ease);
      flex:0 0 auto;
      font-weight:600;
      letter-spacing:.01em;
    }
    .nav-chip:hover,
    .nav-chip:focus-visible{
      background:rgba(255,255,255,.06);
      color:#fff;
      border-color:rgba(255,255,255,.12);
      transform:translateY(-1px);
      outline:none;
    }
    .nav-chip.active{
      background:linear-gradient(135deg, var(--cyan), rgba(124,58,237,.92));
      color:#071217;
      box-shadow:0 12px 24px rgba(34,211,238,.18);
      border-color:transparent;
    }
    .nav-actions{
      display:flex;
      align-items:center;
      gap:10px;
      flex:0 0 auto;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      height:44px;
      padding:0 18px;
      border-radius:999px;
      border:1px solid transparent;
      font-weight:700;
      letter-spacing:.01em;
      cursor:pointer;
      transition:transform var(--speed) var(--ease), box-shadow var(--speed) var(--ease), background var(--speed) var(--ease), border-color var(--speed) var(--ease), opacity var(--speed) var(--ease);
      user-select:none;
      white-space:nowrap;
    }
    .btn:hover{transform:translateY(-2px)}
    .btn:active{transform:translateY(0)}
    .btn:focus-visible{
      outline:2px solid rgba(34,211,238,.75);
      outline-offset:2px;
    }
    .btn-primary{
      background:linear-gradient(135deg, var(--cyan), var(--purple));
      color:#071217;
      box-shadow:0 18px 30px rgba(34,211,238,.14);
    }
    .btn-primary:hover{box-shadow:0 22px 34px rgba(34,211,238,.18)}
    .btn-secondary{
      background:transparent;
      color:var(--text);
      border-color:rgba(255,255,255,.16);
    }
    .btn-secondary:hover{background:rgba(255,255,255,.05)}
    .menu-btn{
      display:none;
      width:44px;
      height:44px;
      border-radius:14px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.04);
      color:var(--text);
      font-size:1.1rem;
      cursor:pointer;
      transition:transform var(--speed) var(--ease), background var(--speed) var(--ease), border-color var(--speed) var(--ease);
    }
    .menu-btn:hover{transform:translateY(-1px);background:rgba(255,255,255,.07)}
    .menu-btn:focus-visible{
      outline:2px solid rgba(34,211,238,.75);
      outline-offset:2px;
    }

    .page-shell{
      padding:24px 0 0;
    }
    .hero{
      padding:24px 0 28px;
    }
    .hero-card{
      position:relative;
      overflow:hidden;
      border-radius:var(--radius-xl);
      border:1px solid rgba(255,255,255,.08);
      background:
        linear-gradient(135deg, rgba(255,255,255,.05), rgba(255,255,255,.02)),
        linear-gradient(180deg, rgba(17,17,22,.96), rgba(11,11,15,.98));
      box-shadow:var(--shadow);
      padding:28px;
    }
    .hero-card::before,
    .hero-card::after{
      content:"";
      position:absolute;
      border-radius:999px;
      pointer-events:none;
    }
    .hero-card::before{
      right:-80px;
      top:-90px;
      width:260px;
      height:260px;
      background:radial-gradient(circle, rgba(34,211,238,.16), transparent 68%);
    }
    .hero-card::after{
      left:-60px;
      bottom:-70px;
      width:240px;
      height:240px;
      background:radial-gradient(circle, rgba(124,58,237,.14), transparent 70%);
    }
    .crumbs{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      align-items:center;
      margin-bottom:18px;
      color:rgba(246,242,234,.68);
      font-size:.92rem;
    }
    .crumbs span{
      display:inline-flex;
      align-items:center;
      gap:8px;
    }
    .crumbs .dot{
      width:4px;height:4px;border-radius:50%;
      background:rgba(246,242,234,.4);
    }
    .hero-grid{
      display:grid;
      grid-template-columns:minmax(0,1.25fr) minmax(320px,.88fr);
      gap:26px;
      align-items:stretch;
    }
    .eyebrow{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:8px 14px;
      border-radius:999px;
      background:rgba(34,211,238,.12);
      color:#d8fbff;
      border:1px solid rgba(34,211,238,.16);
      font-size:.9rem;
      font-weight:700;
      letter-spacing:.02em;
      margin-bottom:18px;
    }
    .eyebrow .pulse{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--good);
      box-shadow:0 0 0 6px rgba(52,211,153,.12);
    }
    h1{
      margin:0;
      font-size:clamp(2.15rem, 4vw, 4.2rem);
      line-height:1.08;
      letter-spacing:-.03em;
      font-weight:900;
      max-width:12ch;
    }
    .hero-copy{
      margin:18px 0 0;
      max-width:60ch;
      color:rgba(246,242,234,.82);
      font-size:1.05rem;
      line-height:1.9;
    }
    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      margin-top:24px;
    }
    .status-row{
      display:grid;
      grid-template-columns:repeat(3, minmax(0,1fr));
      gap:12px;
      margin-top:26px;
    }
    .status-card{
      padding:16px 16px 15px;
      border-radius:22px;
      border:1px solid rgba(255,255,255,.09);
      background:rgba(255,255,255,.03);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.03);
    }
    .status-card strong{
      display:block;
      font-size:1.02rem;
      margin-bottom:6px;
    }
    .status-card span{
      color:rgba(246,242,234,.68);
      font-size:.92rem;
      line-height:1.7;
    }
    .limit-panel{
      position:relative;
      z-index:1;
      border-radius:30px;
      border:1px solid rgba(255,255,255,.09);
      background:linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.025));
      padding:22px;
      display:flex;
      flex-direction:column;
      gap:18px;
      box-shadow:var(--shadow-soft);
    }
    .panel-head{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    .panel-title{
      font-size:1.02rem;
      margin:0;
      font-weight:800;
    }
    .panel-badge{
      display:inline-flex;
      align-items:center;
      padding:6px 10px;
      border-radius:999px;
      background:rgba(242,184,75,.12);
      color:#ffe4ad;
      border:1px solid rgba(242,184,75,.18);
      font-size:.8rem;
      font-weight:700;
      white-space:nowrap;
    }
    .checklist{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:12px;
    }
    .checklist li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:14px 14px;
      border-radius:18px;
      background:rgba(11,11,15,.28);
      border:1px solid rgba(255,255,255,.08);
    }
    .checkmark{
      width:24px;
      height:24px;
      border-radius:50%;
      display:grid;
      place-items:center;
      background:rgba(34,211,238,.14);
      color:#c5fcff;
      flex:0 0 auto;
      font-weight:900;
      margin-top:2px;
    }
    .checklist strong{
      display:block;
      font-size:.98rem;
      margin-bottom:4px;
    }
    .checklist p{
      margin:0;
      color:rgba(246,242,234,.7);
      font-size:.92rem;
      line-height:1.75;
    }
    .quick-form{
      display:grid;
      gap:10px;
      margin-top:4px;
      padding-top:4px;
    }
    .quick-form label{
      font-size:.92rem;
      color:rgba(246,242,234,.7);
    }
    .input-row{
      display:flex;
      gap:10px;
    }
    .input-row input{
      flex:1 1 auto;
      min-width:0;
      height:46px;
      padding:0 16px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.12);
      background:rgba(255,255,255,.03);
      color:var(--text);
      outline:none;
      transition:border-color var(--speed) var(--ease), box-shadow var(--speed) var(--ease), background var(--speed) var(--ease);
    }
    .input-row input::placeholder{color:rgba(246,242,234,.38)}
    .input-row input:focus{
      border-color:rgba(34,211,238,.7);
      box-shadow:0 0 0 4px rgba(34,211,238,.12);
      background:rgba(255,255,255,.05);
    }
    .support-note{
      padding:12px 14px;
      border-radius:16px;
      background:rgba(124,58,237,.1);
      border:1px solid rgba(124,58,237,.16);
      color:#ebe3ff;
      font-size:.9rem;
      line-height:1.8;
    }

    .section{
      padding:26px 0;
    }
    .section + .section{
      padding-top:18px;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:18px;
      margin-bottom:18px;
    }
    .section-label{
      display:inline-flex;
      align-items:center;
      gap:10px;
      font-size:.82rem;
      letter-spacing:.18em;
      text-transform:uppercase;
      color:rgba(246,242,234,.5);
      margin-bottom:10px;
    }
    .section-label::before{
      content:"";
      width:44px;
      height:1px;
      background:linear-gradient(90deg, var(--cyan), transparent);
      flex:0 0 auto;
    }
    .section h2{
      margin:0;
      font-size:clamp(1.55rem, 2.2vw, 2.3rem);
      line-height:1.15;
      font-weight:900;
      letter-spacing:-.02em;
    }
    .section-sub{
      margin:0;
      color:rgba(246,242,234,.68);
      max-width:62ch;
      font-size:.98rem;
      line-height:1.85;
    }
    .filter-bar{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin:18px 0 20px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      height:40px;
      padding:0 14px;
      border-radius:999px;
      border:1px solid rgba(255,255,255,.1);
      background:rgba(255,255,255,.03);
      color:rgba(246,242,234,.78);
      cursor:pointer;
      transition:transform var(--speed) var(--ease), background var(--speed) var(--ease), border-color var(--speed) var(--ease), color var(--speed) var(--ease);
      white-space:nowrap;
      font-weight:600;
    }
    .chip:hover,
    .chip:focus-visible{
      transform:translateY(-1px);
      border-color:rgba(34,211,238,.24);
      background:rgba(255,255,255,.06);
      color:#fff;
      outline:none;
    }
    .chip.active{
      color:#071217;
      background:linear-gradient(135deg, rgba(34,211,238,.95), rgba(124,58,237,.9));
      border-color:transparent;
      box-shadow:0 12px 24px rgba(34,211,238,.14);
    }
    .timeline-layout{
      display:grid;
      grid-template-columns:minmax(0,1.45fr) minmax(300px,.8fr);
      gap:20px;
      align-items:start;
    }
    .entry-list{
      display:grid;
      gap:14px;
    }
    .entry-card{
      position:relative;
      display:grid;
      grid-template-columns:auto minmax(0,1fr);
      gap:16px;
      padding:20px;
      border-radius:26px;
      background:linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.025));
      border:1px solid rgba(255,255,255,.08);
      box-shadow:inset 0 1px 0 rgba(255,255,255,.03);
      transition:transform var(--speed) var(--ease), border-color var(--speed) var(--ease), background var(--speed) var(--ease);
    }
    .entry-card:hover{
      transform:translateY(-4px);
      border-color:rgba(34,211,238,.22);
      background:linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
    }
    .entry-card .index{
      width:46px;
      height:46px;
      border-radius:16px;
      background:linear-gradient(135deg, rgba(34,211,238,.2), rgba(124,58,237,.2));
      border:1px solid rgba(255,255,255,.09);
      display:grid;
      place-items:center;
      font-weight:900;
      color:#fff;
      box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
      flex:0 0 auto;
    }
    .entry-top{
      display:flex;
      flex-wrap:wrap;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
    }
    .entry-title{
      margin:0;
      font-size:1.12rem;
      line-height:1.25;
      font-weight:850;
    }
    .entry-desc{
      margin:10px 0 0;
      color:rgba(246,242,234,.72);
      font-size:.95rem;
      line-height:1.85;
      max-width:70ch;
    }
    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:14px;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      height:30px;
      padding:0 10px;
      border-radius:999px;
      background:rgba(255,255,255,.05);
      border:1px solid rgba(255,255,255,.08);
      color:rgba(246,242,234,.74);
      font-size:.8rem;
      font-weight:600;
    }
    .entry-action{
      align-self:end;
      margin-top:12px;
    }

    .side-stack{
      display:grid;
      gap:14px;
      position:sticky;
      top:106px;
    }
    .side-card{
      padding:20px;
      border-radius:24px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
      box-shadow:var(--shadow-soft);
    }
    .side-card h3{
      margin:0 0 12px;
      font-size:1.05rem;
      line-height:1.2;
      font-weight:850;
    }
    .side-card p{
      margin:0;
      color:rgba(246,242,234,.7);
      line-height:1.82;
      font-size:.94rem;
    }
    .mini-links{
      display:grid;
      gap:10px;
      margin-top:14px;
    }
    .mini-link{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:13px 14px;
      border-radius:18px;
      background:rgba(11,11,15,.24);
      border:1px solid rgba(255,255,255,.08);
      transition:transform var(--speed) var(--ease), border-color var(--speed) var(--ease);
    }
    .mini-link:hover{
      transform:translateY(-2px);
      border-color:rgba(34,211,238,.2);
    }
    .mini-link strong{
      font-size:.95rem;
    }
    .mini-link span{
      color:rgba(246,242,234,.62);
      font-size:.88rem;
    }
    .notice-list{
      margin:12px 0 0;
      padding:0;
      list-style:none;
      display:grid;
      gap:10px;
    }
    .notice-list li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:rgba(246,242,234,.72);
      font-size:.92rem;
      line-height:1.75;
    }
    .notice-dot{
      width:8px;
      height:8px;
      border-radius:50%;
      background:var(--amber);
      margin-top:9px;
      flex:0 0 auto;
      box-shadow:0 0 0 4px rgba(242,184,75,.12);
    }

    .compare-wrap{
      padding:22px;
      border-radius:var(--radius-xl);
      background:linear-gradient(180deg, rgba(255,255,255,.045), rgba(255,255,255,.025));
      border:1px solid rgba(255,255,255,.08);
    }
    .compare-grid{
      display:grid;
      grid-template-columns:repeat(2, minmax(0,1fr));
      gap:16px;
    }
    .compare-card{
      padding:22px;
      border-radius:24px;
      background:rgba(11,11,15,.28);
      border:1px solid rgba(255,255,255,.08);
    }
    .compare-card h3{
      margin:0 0 12px;
      font-size:1.08rem;
      font-weight:850;
    }
    .compare-card ul{
      margin:0;
      padding:0;
      list-style:none;
      display:grid;
      gap:11px;
    }
    .compare-card li{
      position:relative;
      padding-left:18px;
      color:rgba(246,242,234,.74);
      line-height:1.8;
      font-size:.95rem;
    }
    .compare-card li::before{
      content:"";
      position:absolute;
      left:0;
      top:.78em;
      width:7px;
      height:7px;
      border-radius:50%;
      background:linear-gradient(135deg, var(--cyan), var(--purple));
    }

    .faq-section{
      padding-top:28px;
    }
    .faq-grid{
      display:grid;
      gap:12px;
    }
    .faq-item{
      border-radius:22px;
      background:rgba(255,255,255,.04);
      border:1px solid rgba(255,255,255,.08);
      overflow:hidden;
    }
    .faq-question{
      width:100%;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:18px 20px;
      text-align:left;
      background:transparent;
      border:0;
      color:var(--text);
      cursor:pointer;
      font-weight:750;
      line-height:1.4;
      transition:background var(--speed) var(--ease);
    }
    .faq-question:hover,
    .faq-question:focus-visible{
      background:rgba(255,255,255,.04);
      outline:none;
    }
    .faq-icon{
      width:28px;
      height:28px;
      border-radius:999px;
      flex:0 0 auto;
      display:grid;
      place-items:center;
      background:rgba(255,255,255,.06);
      border:1px solid rgba(255,255,255,.08);
      color:rgba(246,242,234,.88);
      font-size:1rem;
      transition:transform var(--speed) var(--ease), background var(--speed) var(--ease);
    }
    .faq-item.open .faq-icon{
      transform:rotate(45deg);
      background:rgba(34,211,238,.14);
    }
    .faq-answer{
      max-height:0;
      overflow:hidden;
      transition:max-height 280ms var(--ease);
      border-top:1px solid transparent;
    }
    .faq-item.open .faq-answer{
      max-height:280px;
      border-top-color:rgba(255,255,255,.08);
    }
    .faq-answer p{
      margin:0;
      padding:0 20px 18px;
      color:rgba(246,242,234,.72);
      line-height:1.88;
      font-size:.95rem;
    }

    .cta-band{
      margin:34px 0 12px;
      padding:28px;
      border-radius:var(--radius-xl);
      border:1px solid rgba(124,58,237,.2);
      background:
        radial-gradient(circle at top right, rgba(34,211,238,.22), transparent 30%),
        linear-gradient(135deg, rgba(124,58,237,.95), rgba(11,11,15,.96));
      box-shadow:var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .cta-band::after{
      content:"";
      position:absolute;
      inset:auto -10% -30% auto;
      width:340px;
      height:340px;
      border-radius:50%;
      border:1px solid rgba(255,255,255,.14);
      opacity:.55;
    }
    .cta-grid{
      display:grid;
      grid-template-columns:minmax(0,1fr) auto;
      gap:18px;
      align-items:center;
    }
    .cta-band h2{
      margin:0 0 8px;
      font-size:clamp(1.45rem, 2.4vw, 2.15rem);
      font-weight:900;
      line-height:1.15;
    }
    .cta-band p{
      margin:0;
      color:rgba(255,255,255,.82);
      max-width:64ch;
      line-height:1.85;
    }
    .cta-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      justify-content:flex-end;
    }
    .cta-band .btn-secondary{
      border-color:rgba(255,255,255,.22);
      background:rgba(255,255,255,.04);
    }
    .cta-band .btn-secondary:hover{background:rgba(255,255,255,.08)}
    .fine-print{
      margin-top:14px;
      display:inline-flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      font-size:.88rem;
      color:rgba(255,255,255,.74);
    }
    .fine-print .badge-lite{
      display:inline-flex;
      align-items:center;
      height:28px;
      padding:0 10px;
      border-radius:999px;
      background:rgba(255,255,255,.1);
      border:1px solid rgba(255,255,255,.12);
    }

    .site-footer{
      margin-top:26px;
      padding:34px 0 24px;
      background:linear-gradient(180deg, rgba(11,11,15,.2), rgba(11,11,15,.95));
      border-top:1px solid rgba(255,255,255,.08);
      position:relative;
      z-index:1;
    }
    .site-footer::before{
      content:"";
      display:block;
      height:1px;
      background:linear-gradient(90deg, transparent, rgba(34,211,238,.45), rgba(124,58,237,.42), transparent);
      margin-bottom:26px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns:1.3fr .8fr .8fr;
      gap:24px;
      align-items:start;
    }
    .footer-brand h2,
    .footer-col h3{
      margin:0 0 12px;
      font-size:1.05rem;
      font-weight:850;
    }
    .footer-brand p{
      margin:0;
      color:rgba(246,242,234,.72);
      line-height:1.85;
      font-size:.94rem;
      max-width:54ch;
    }
    .footer-links{
      display:grid;
      gap:10px;
      color:rgba(246,242,234,.72);
      font-size:.94rem;
    }
    .footer-links a,
    .footer-links span{
      width:fit-content;
      color:rgba(246,242,234,.78);
      transition:color var(--speed) var(--ease), transform var(--speed) var(--ease);
    }
    .footer-links a:hover{
      color:#fff;
      transform:translateX(2px);
    }
    .copyright{
      display:flex;
      flex-wrap:wrap;
      gap:12px 24px;
      justify-content:space-between;
      margin-top:24px;
      padding-top:18px;
      border-top:1px solid rgba(255,255,255,.08);
      color:rgba(246,242,234,.5);
      font-size:.86rem;
      line-height:1.7;
    }
    .sr-only{
      position:absolute!important;
      width:1px;height:1px;
      padding:0;margin:-1px;
      overflow:hidden;clip:rect(0,0,0,0);
      white-space:nowrap;border:0;
    }
    .mobile-only{display:none}

    @media (max-width: 1100px){
      .hero-grid,
      .timeline-layout,
      .footer-grid,
      .compare-grid,
      .cta-grid{
        grid-template-columns:1fr;
      }
      .side-stack{position:static}
      .cta-actions{justify-content:flex-start}
    }
    @media (max-width: 860px){
      .nav-wrap{gap:12px}
      .seg-nav{
        display:none;
        position:absolute;
        left:0;
        right:0;
        top:100%;
        padding:0 16px 14px;
        background:rgba(11,11,15,.94);
        border-bottom:1px solid rgba(255,255,255,.08);
      }
      .seg-nav.open{display:block}
      .seg-inner{
        border-radius:22px;
        padding:10px;
        flex-wrap:nowrap;
      }
      .menu-btn{display:inline-grid;place-items:center}
      .nav-actions .btn{height:42px;padding:0 14px}
      .hero-card{padding:22px}
      h1{max-width:100%}
      .status-row{grid-template-columns:1fr}
      .hero-copy{font-size:1rem}
      .section-head{
        flex-direction:column;
        align-items:flex-start;
      }
      .entry-card{grid-template-columns:1fr}
      .entry-action{align-self:start}
    }
    @media (max-width: 640px){
      .container{width:min(var(--container), calc(100% - 22px))}
      .nav-wrap{
        min-height:72px;
        flex-wrap:wrap;
      }
      .logo-text{font-size:.98rem}
      .hero{padding-top:18px}
      .hero-card,
      .compare-wrap,
      .cta-band,
      .side-card,
      .entry-card{
        border-radius:22px;
      }
      h1{font-size:clamp(2rem, 10vw, 2.9rem)}
      .hero-copy,.section-sub,.footer-brand p,.footer-links,.faq-answer p{font-size:.93rem}
      .btn,.chip,.nav-chip{height:42px}
      .btn{padding:0 16px}
      .cta-band{padding:22px}
      .mobile-only{display:inline-flex}
      .copyright{
        flex-direction:column;
        gap:8px;
      }
    }
    .is-hidden{display:none!important}