/* roulang page: index */
:root{
      --bg:#050816;
      --bg-2:#07111f;
      --panel:rgba(15,23,42,.62);
      --panel-strong:rgba(8,17,34,.78);
      --text:#f8fafc;
      --muted:#cbd5e1;
      --weak:#94a3b8;
      --line:rgba(148,163,184,.18);
      --line-bright:rgba(56,189,248,.42);
      --blue:#1d9bf0;
      --cyan:#38bdf8;
      --teal:#14f1c9;
      --purple:#8b5cf6;
      --pink:#ec4899;
      --amber:#f59e0b;
      --radius-xl:24px;
      --radius-2xl:30px;
      --shadow:0 24px 80px rgba(0,0,0,.38),0 0 34px rgba(56,189,248,.12);
      --shadow-strong:0 30px 100px rgba(0,0,0,.52),0 0 46px rgba(29,155,240,.2);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      min-height:100vh;
      font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
      color:var(--text);
      background:
        radial-gradient(circle at 12% 6%, rgba(56,189,248,.22), transparent 28%),
        radial-gradient(circle at 82% 16%, rgba(139,92,246,.22), transparent 30%),
        radial-gradient(circle at 50% 92%, rgba(20,241,201,.11), transparent 24%),
        linear-gradient(180deg,#050816 0%,#07111f 48%,#040712 100%);
      line-height:1.75;
      overflow-x:hidden;
    }
    body:before{
      content:"";
      position:fixed;
      inset:0;
      pointer-events:none;
      background-image:
        linear-gradient(rgba(148,163,184,.045) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148,163,184,.045) 1px, transparent 1px),
        linear-gradient(180deg, transparent, rgba(56,189,248,.035), transparent);
      background-size:42px 42px,42px 42px,100% 7px;
      mask-image:linear-gradient(to bottom, rgba(0,0,0,.85), rgba(0,0,0,.28));
      opacity:.72;
      z-index:-2;
    }
    a{color:inherit;text-decoration:none}
    img{max-width:100%;display:block}
    button,input,textarea,select{font:inherit}
    button{cursor:pointer}
    ::selection{background:rgba(56,189,248,.32);color:#fff}
    .site-container{width:min(100% - 32px,1240px);margin-inline:auto}
    .glass{
      background:linear-gradient(180deg, rgba(15,23,42,.72), rgba(8,17,34,.58));
      border:1px solid var(--line);
      box-shadow:var(--shadow);
      backdrop-filter:blur(18px);
    }
    .neon-border{position:relative}
    .neon-border:before{
      content:"";
      position:absolute;
      inset:0;
      border-radius:inherit;
      padding:1px;
      background:linear-gradient(135deg,rgba(56,189,248,.72),rgba(139,92,246,.5),rgba(20,241,201,.32));
      -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
      -webkit-mask-composite:xor;
      mask-composite:exclude;
      pointer-events:none;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:.55rem;
      min-height:46px;
      padding:.82rem 1.2rem;
      border-radius:999px;
      font-weight:800;
      letter-spacing:.01em;
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease, background .22s ease, color .22s ease;
      border:1px solid transparent;
      white-space:nowrap;
    }
    .btn-primary{
      background:linear-gradient(135deg,var(--blue),var(--cyan) 45%,var(--purple));
      color:white;
      box-shadow:0 0 26px rgba(56,189,248,.28), inset 0 1px 0 rgba(255,255,255,.25);
    }
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 38px rgba(56,189,248,.42),0 18px 45px rgba(0,0,0,.28)}
    .btn-secondary{
      background:rgba(15,23,42,.46);
      border-color:rgba(56,189,248,.35);
      color:#e0f2fe;
    }
    .btn-secondary:hover{transform:translateY(-2px);background:rgba(14,165,233,.12);border-color:rgba(56,189,248,.68)}
    .btn:focus-visible,.nav-link:focus-visible,.form-control:focus-visible,.mobile-toggle:focus-visible{
      outline:3px solid rgba(56,189,248,.42);
      outline-offset:3px;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:.45rem;
      border:1px solid rgba(56,189,248,.28);
      background:rgba(14,165,233,.08);
      color:#bae6fd;
      padding:.38rem .72rem;
      border-radius:999px;
      font-size:.84rem;
      font-weight:700;
    }
    .badge .dot,.status-dot{
      width:.48rem;height:.48rem;border-radius:999px;
      background:var(--teal);
      box-shadow:0 0 14px rgba(20,241,201,.8);
      flex:0 0 auto;
    }
    .section{padding:76px 0}
    .section-tight{padding:50px 0}
    .section-kicker{color:#67e8f9;font-weight:900;letter-spacing:.12em;font-size:.82rem}
    .section-title{font-size:clamp(1.75rem,3.2vw,2.55rem);line-height:1.14;font-weight:900;letter-spacing:-.04em;margin-top:.7rem}
    .section-desc{color:var(--muted);font-size:1.02rem;max-width:760px;margin-top:1rem}
    .card{
      border-radius:var(--radius-xl);
      border:1px solid var(--line);
      background:rgba(15,23,42,.58);
      box-shadow:0 18px 58px rgba(0,0,0,.24);
      transition:transform .24s ease,border-color .24s ease,background .24s ease,box-shadow .24s ease;
      backdrop-filter:blur(16px);
    }
    .card:hover{
      transform:translateY(-4px);
      border-color:rgba(56,189,248,.46);
      background:rgba(15,23,42,.72);
      box-shadow:0 26px 78px rgba(0,0,0,.32),0 0 26px rgba(56,189,248,.12);
    }
    .site-header{
      position:sticky;
      top:0;
      z-index:50;
      background:rgba(5,8,22,.76);
      border-bottom:1px solid rgba(148,163,184,.14);
      backdrop-filter:blur(18px);
    }
    .nav-wrap{height:76px;display:flex;align-items:center;justify-content:space-between;gap:1rem}
    .logo{display:flex;align-items:center;gap:.78rem;min-width:0}
    .logo-mark{
      width:42px;height:42px;border-radius:14px;
      background:
        radial-gradient(circle at 30% 20%,rgba(255,255,255,.75),transparent 16%),
        linear-gradient(135deg,var(--cyan),var(--purple));
      box-shadow:0 0 28px rgba(56,189,248,.28);
      position:relative;
      flex:0 0 auto;
    }
    .logo-mark:after{
      content:"";
      position:absolute;
      inset:11px;
      border:2px solid rgba(255,255,255,.62);
      border-left-color:transparent;
      transform:rotate(45deg);
      border-radius:6px;
    }
    .logo-text{font-size:1rem;font-weight:900;letter-spacing:-.02em;line-height:1.25}
    .desktop-nav{display:flex;align-items:center;gap:.38rem}
    .nav-link{
      color:#cbd5e1;
      font-size:.94rem;
      font-weight:800;
      padding:.62rem .9rem;
      border-radius:999px;
      transition:background .2s ease,color .2s ease,box-shadow .2s ease;
    }
    .nav-link:hover,.nav-link.active{
      color:#fff;
      background:rgba(56,189,248,.12);
      box-shadow:inset 0 0 0 1px rgba(56,189,248,.18);
    }
    .nav-actions{display:flex;align-items:center;gap:.7rem}
    .mobile-toggle{
      display:none;
      width:44px;height:44px;border-radius:14px;
      border:1px solid rgba(148,163,184,.2);
      background:rgba(15,23,42,.72);
      color:#e2e8f0;
    }
    .mobile-menu{display:none;border-top:1px solid rgba(148,163,184,.14);padding:0 0 1rem}
    .mobile-menu.open{display:block}
    .mobile-panel{display:grid;gap:.55rem;padding:.85rem;border-radius:22px;background:rgba(15,23,42,.74);border:1px solid var(--line)}
    .hero{padding:70px 0 52px;position:relative}
    .hero-shell{
      border-radius:34px;
      padding:clamp(1.2rem,3vw,2.2rem);
      min-height:520px;
      display:grid;
      grid-template-columns:1.08fr .92fr;
      gap:1.35rem;
      overflow:hidden;
      position:relative;
    }
    .hero-shell:after{
      content:"";
      position:absolute;
      width:520px;height:520px;border-radius:999px;
      right:-180px;top:-160px;
      background:radial-gradient(circle,rgba(56,189,248,.25),transparent 66%);
      pointer-events:none;
    }
    .hero-question{
      display:inline-flex;
      align-items:center;
      gap:.55rem;
      padding:.48rem .82rem;
      border-radius:999px;
      border:1px solid rgba(20,241,201,.32);
      color:#ccfbf1;
      background:rgba(20,241,201,.06);
      font-weight:800;
      font-size:.92rem;
    }
    .hero h1{
      font-size:clamp(2.15rem,5vw,4rem);
      line-height:1.08;
      letter-spacing:-.06em;
      font-weight:950;
      margin-top:1.1rem;
    }
    .gradient-text{
      background:linear-gradient(135deg,#fff,#7dd3fc 48%,#c4b5fd);
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .hero-intro{font-size:1.08rem;color:var(--muted);max-width:760px;margin-top:1.05rem}
    .hero-form{
      border-radius:28px;
      background:rgba(3,7,18,.45);
      border:1px solid rgba(56,189,248,.18);
      padding:1rem;
      margin-top:1.35rem;
      display:grid;
      grid-template-columns:1fr auto;
      gap:.75rem;
      align-items:center;
    }
    .form-control{
      width:100%;
      min-height:50px;
      border-radius:999px;
      border:1px solid rgba(148,163,184,.22);
      background:rgba(15,23,42,.78);
      color:#fff;
      padding:.8rem 1rem;
      outline:none;
      transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
    }
    .form-control::placeholder{color:#64748b}
    .form-control:focus{border-color:rgba(56,189,248,.68);box-shadow:0 0 0 4px rgba(56,189,248,.12)}
    .hero-points{display:flex;flex-wrap:wrap;gap:.65rem;margin-top:1.1rem}
    .hero-stage{
      position:relative;
      z-index:1;
      min-height:100%;
      display:grid;
      gap:1rem;
      grid-template-rows:auto 1fr auto;
    }
    .question-card{padding:1.2rem;border-radius:28px;background:rgba(2,6,23,.48);border:1px solid rgba(56,189,248,.22)}
    .pulse-line{height:8px;border-radius:999px;background:linear-gradient(90deg,rgba(29,155,240,.25),rgba(20,241,201,.9),rgba(139,92,246,.26));box-shadow:0 0 20px rgba(20,241,201,.24)}
    .check-row{display:flex;align-items:flex-start;gap:.75rem;padding:.85rem;border-radius:18px;background:rgba(15,23,42,.5);border:1px solid rgba(148,163,184,.12)}
    .check-icon{width:28px;height:28px;border-radius:9px;display:grid;place-items:center;background:rgba(56,189,248,.14);color:#67e8f9;flex:0 0 auto}
    .rights-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:1.2rem;align-items:stretch}
    .coupon-wall{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem}
    .coupon{
      position:relative;
      padding:1.2rem;
      overflow:hidden;
      border-radius:26px;
      background:linear-gradient(135deg,rgba(29,155,240,.16),rgba(139,92,246,.12));
      border:1px solid rgba(56,189,248,.22);
    }
    .coupon:after{
      content:"";
      position:absolute;
      right:-22px;top:50%;
      width:44px;height:44px;border-radius:999px;
      background:#07111f;
      transform:translateY(-50%);
      border:1px solid rgba(56,189,248,.2);
    }
    .coupon strong{font-size:1.35rem;display:block}
    .eligibility{display:grid;grid-template-columns:.9fr 1.1fr;gap:1.15rem}
    .rule-list{display:grid;gap:.75rem}
    .rule-item{display:flex;gap:.85rem;padding:1rem;border-radius:20px;background:rgba(15,23,42,.52);border:1px solid var(--line)}
    .step-num{
      width:34px;height:34px;border-radius:12px;
      display:grid;place-items:center;
      background:linear-gradient(135deg,rgba(56,189,248,.9),rgba(139,92,246,.9));
      font-weight:950;
      flex:0 0 auto;
      box-shadow:0 0 20px rgba(56,189,248,.22);
    }
    .news-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:1.15rem;align-items:start}
    .news-list{display:grid;gap:.85rem}
    .news-item{
      display:grid;
      grid-template-columns:auto 1fr auto;
      gap:1rem;
      align-items:center;
      padding:1rem;
      border-radius:22px;
      background:rgba(15,23,42,.54);
      border:1px solid var(--line);
      transition:.22s ease;
    }
    .news-item:hover{border-color:rgba(56,189,248,.48);transform:translateX(4px);background:rgba(15,23,42,.72)}
    .news-index{font-weight:950;color:#67e8f9;font-size:1.1rem}
    .arrow{color:#67e8f9;transition:transform .2s ease}
    .news-item:hover .arrow{transform:translateX(4px)}
    .rank-list{display:grid;gap:.65rem}
    .rank-row{display:grid;grid-template-columns:34px 1fr auto;gap:.75rem;align-items:center;padding:.75rem;border-radius:16px;background:rgba(2,6,23,.34);border:1px solid rgba(148,163,184,.12)}
    .rank-no{width:28px;height:28px;border-radius:10px;display:grid;place-items:center;background:rgba(56,189,248,.12);color:#bae6fd;font-weight:900}
    .form-section-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:1.2rem;align-items:start}
    .lead-form{padding:1.2rem;border-radius:30px;background:rgba(2,6,23,.42);border:1px solid rgba(56,189,248,.22)}
    .lead-form .field{display:grid;gap:.4rem;margin-bottom:.9rem}
    .lead-form label{font-size:.9rem;font-weight:800;color:#e2e8f0}
    textarea.form-control{border-radius:18px;min-height:110px;resize:vertical}
    .privacy-note{font-size:.86rem;color:var(--weak);margin-top:.75rem}
    .catalog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}
    .catalog-card{padding:1.15rem}
    .catalog-meta{display:flex;align-items:center;justify-content:space-between;margin-top:1rem;color:#93c5fd;font-size:.9rem;font-weight:800}
    .analytics-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:1.15rem}
    .kpi-card{padding:1.25rem}
    .kpi-number{font-size:clamp(2.2rem,4vw,3.6rem);line-height:1;font-weight:950;letter-spacing:-.06em}
    .bar{height:12px;border-radius:999px;background:rgba(148,163,184,.14);overflow:hidden}
    .bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--cyan),var(--purple));box-shadow:0 0 18px rgba(56,189,248,.28)}
    .timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem}
    .timeline-node{padding:1rem;position:relative}
    .timeline-node:before{content:"";position:absolute;left:1rem;top:-10px;width:10px;height:10px;border-radius:999px;background:var(--teal);box-shadow:0 0 18px rgba(20,241,201,.8)}
    .testimonials{display:grid;grid-template-columns:1.2fr .8fr 1fr;gap:1rem;align-items:start}
    .quote-card{padding:1.15rem}
    .stars{color:#fbbf24;letter-spacing:.08em}
    .faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:1.15rem}
    .faq-list{display:grid;gap:.85rem}
    details{
      border-radius:22px;
      border:1px solid var(--line);
      background:rgba(15,23,42,.58);
      padding:1rem 1.1rem;
      transition:border-color .2s ease,background .2s ease;
    }
    details[open]{border-color:rgba(56,189,248,.48);background:rgba(15,23,42,.78);box-shadow:0 0 24px rgba(56,189,248,.1)}
    summary{cursor:pointer;font-weight:900;color:#f8fafc;list-style:none;display:flex;justify-content:space-between;gap:1rem}
    summary::-webkit-details-marker{display:none}
    summary:after{content:"＋";color:#67e8f9;font-weight:900}
    details[open] summary:after{content:"－"}
    details p{color:var(--muted);margin-top:.75rem;font-size:.96rem}
    .cta-panel{
      position:relative;
      overflow:hidden;
      border-radius:34px;
      padding:clamp(1.4rem,4vw,3rem);
      display:grid;
      grid-template-columns:1fr auto;
      gap:1.4rem;
      align-items:center;
    }
    .cta-panel:before{
      content:"";
      position:absolute;
      inset:auto -120px -180px auto;
      width:380px;height:380px;border-radius:999px;
      background:radial-gradient(circle,rgba(139,92,246,.28),transparent 68%);
      pointer-events:none;
    }
    .site-footer{
      background:linear-gradient(180deg,rgba(3,7,18,.62),rgba(2,6,23,.96));
      border-top:1px solid rgba(148,163,184,.14);
      padding:46px 0 28px;
      color:var(--muted);
    }
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr;gap:1.4rem}
    .footer-links{display:grid;gap:.55rem}
    .footer-links a{color:#cbd5e1;transition:color .2s ease,transform .2s ease}
    .footer-links a:hover{color:#67e8f9;transform:translateX(3px)}
    .copyright{border-top:1px solid rgba(148,163,184,.12);margin-top:2rem;padding-top:1.2rem;color:#94a3b8;font-size:.9rem}
    @media (max-width:1024px){
      .desktop-nav{display:none}
      .mobile-toggle{display:grid;place-items:center}
      .nav-wrap{height:68px}
      .hero-shell,.rights-grid,.eligibility,.news-layout,.form-section-grid,.analytics-grid,.faq-grid,.cta-panel{grid-template-columns:1fr}
      .hero-shell{min-height:auto}
      .coupon-wall,.catalog-grid,.timeline,.testimonials{grid-template-columns:1fr 1fr}
      .footer-grid{grid-template-columns:1fr 1fr}
    }
    @media (max-width:768px){
      .site-container{width:min(100% - 24px,1240px)}
      .section{padding:58px 0}
      .hero{padding:34px 0 42px}
      .hero-form{grid-template-columns:1fr;padding:.8rem;border-radius:24px}
      .hero-form .btn{width:100%}
      .nav-actions .btn-primary{display:none}
      .coupon-wall,.catalog-grid,.timeline,.testimonials{grid-template-columns:1fr}
      .news-item{grid-template-columns:auto 1fr;align-items:start}
      .news-item .arrow{grid-column:2}
      .footer-grid{grid-template-columns:1fr}
      .cta-panel .btn{width:100%}
    }
    @media (max-width:520px){
      .logo-text{font-size:.88rem;max-width:170px}
      .logo-mark{width:38px;height:38px}
      .hero-shell{border-radius:24px;padding:1rem}
      .card,.glass{border-radius:22px}
      .btn{width:100%;white-space:normal;text-align:center}
      .hero-points .badge{width:100%;justify-content:center}
      .section-title{letter-spacing:-.03em}
      .rank-row{grid-template-columns:30px 1fr}
      .rank-row span:last-child{grid-column:2}
    }

/* roulang page: category1 */
:root {
      --bg: #050816;
      --bg-2: #07111f;
      --panel: rgba(15, 23, 42, .66);
      --panel-strong: rgba(8, 17, 34, .84);
      --text: #f8fafc;
      --muted: #cbd5e1;
      --weak: #94a3b8;
      --line: rgba(148, 163, 184, .18);
      --line-bright: rgba(56, 189, 248, .42);
      --blue: #1d9bf0;
      --cyan: #22d3ee;
      --green: #14f1c9;
      --purple: #8b5cf6;
      --pink: #ec4899;
      --amber: #f59e0b;
      --radius: 24px;
      --radius-lg: 32px;
      --shadow: 0 24px 80px rgba(0, 0, 0, .38), 0 0 32px rgba(56, 189, 248, .12);
      --shadow-strong: 0 30px 100px rgba(0, 0, 0, .48), 0 0 46px rgba(139, 92, 246, .18);
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      margin: 0;
      min-height: 100vh;
      font-family: system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 18% 4%, rgba(29, 155, 240, .28), transparent 32%),
        radial-gradient(circle at 85% 12%, rgba(139, 92, 246, .22), transparent 34%),
        radial-gradient(circle at 55% 56%, rgba(20, 241, 201, .08), transparent 28%),
        linear-gradient(180deg, #050816 0%, #07111f 48%, #030712 100%);
      line-height: 1.75;
      overflow-x: hidden;
    }

    body::before {
      content: "";
      position: fixed;
      inset: 0;
      z-index: -2;
      background-image:
        linear-gradient(rgba(148, 163, 184, .055) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148, 163, 184, .045) 1px, transparent 1px);
      background-size: 42px 42px;
      mask-image: linear-gradient(to bottom, rgba(0,0,0,.82), rgba(0,0,0,.18));
      pointer-events: none;
    }

    body::after {
      content: "";
      position: fixed;
      inset: 0;
      z-index: -1;
      background:
        repeating-linear-gradient(180deg, rgba(255,255,255,.018), rgba(255,255,255,.018) 1px, transparent 1px, transparent 8px);
      opacity: .38;
      pointer-events: none;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    button, input {
      font: inherit;
    }

    button {
      border: 0;
      cursor: pointer;
    }

    img, svg {
      max-width: 100%;
      display: block;
    }

    ::selection {
      background: rgba(34, 211, 238, .28);
      color: #fff;
    }

    .site-container {
      width: min(100% - 32px, 1200px);
      margin: 0 auto;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 50;
      border-bottom: 1px solid rgba(148, 163, 184, .14);
      background: rgba(5, 8, 22, .76);
      backdrop-filter: blur(18px);
      box-shadow: 0 14px 50px rgba(0, 0, 0, .22);
    }

    .nav-wrap {
      min-height: 76px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 22px;
    }

    .logo {
      display: inline-flex;
      align-items: center;
      gap: 12px;
      min-width: 0;
      font-weight: 900;
      letter-spacing: -.02em;
      color: #fff;
    }

    .logo-mark {
      width: 38px;
      height: 38px;
      border-radius: 14px;
      position: relative;
      flex: 0 0 auto;
      background:
        linear-gradient(135deg, rgba(29,155,240,.95), rgba(139,92,246,.88)),
        radial-gradient(circle at 35% 30%, rgba(255,255,255,.95), transparent 28%);
      box-shadow: 0 0 28px rgba(56, 189, 248, .42);
    }

    .logo-mark::before,
    .logo-mark::after {
      content: "";
      position: absolute;
      border-radius: 999px;
      background: rgba(255,255,255,.88);
    }

    .logo-mark::before {
      width: 16px;
      height: 4px;
      left: 11px;
      top: 13px;
      transform: rotate(-28deg);
    }

    .logo-mark::after {
      width: 10px;
      height: 4px;
      right: 9px;
      bottom: 12px;
      transform: rotate(-28deg);
    }

    .logo-text {
      font-size: 17px;
      line-height: 1.15;
      white-space: nowrap;
    }

    .desktop-nav {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 8px;
      border: 1px solid rgba(148, 163, 184, .13);
      border-radius: 999px;
      background: rgba(15, 23, 42, .36);
    }

    .nav-link {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-height: 40px;
      padding: 0 16px;
      border-radius: 999px;
      color: var(--muted);
      font-size: 14px;
      font-weight: 800;
      transition: transform .22s ease, color .22s ease, background .22s ease, box-shadow .22s ease;
    }

    .nav-link:hover {
      color: #fff;
      background: rgba(56, 189, 248, .12);
      transform: translateY(-1px);
    }

    .nav-link.active {
      color: #fff;
      background: linear-gradient(135deg, rgba(29,155,240,.92), rgba(139,92,246,.86));
      box-shadow: 0 0 24px rgba(56, 189, 248, .22);
    }

    .nav-actions {
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 9px;
      min-height: 46px;
      padding: 0 20px;
      border-radius: 999px;
      font-size: 14px;
      font-weight: 900;
      letter-spacing: .01em;
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease, background .22s ease, color .22s ease;
      white-space: nowrap;
    }

    .btn-primary {
      color: #fff;
      background: linear-gradient(135deg, #1d9bf0 0%, #22d3ee 46%, #8b5cf6 100%);
      box-shadow: 0 14px 34px rgba(29, 155, 240, .25), 0 0 32px rgba(139, 92, 246, .18);
    }

    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 18px 42px rgba(34, 211, 238, .32), 0 0 46px rgba(139, 92, 246, .25);
    }

    .btn-secondary {
      color: #e0f2fe;
      border: 1px solid rgba(56, 189, 248, .34);
      background: rgba(15, 23, 42, .52);
    }

    .btn-secondary:hover {
      transform: translateY(-2px);
      border-color: rgba(34, 211, 238, .66);
      background: rgba(29, 155, 240, .14);
      box-shadow: 0 0 28px rgba(56, 189, 248, .13);
    }

    .btn:focus-visible,
    .nav-link:focus-visible,
    .mobile-toggle:focus-visible,
    .faq-question:focus-visible,
    .tag:focus-visible {
      outline: 3px solid rgba(34, 211, 238, .55);
      outline-offset: 3px;
    }

    .mobile-toggle {
      display: none;
      width: 46px;
      height: 46px;
      border-radius: 16px;
      color: #fff;
      background: rgba(15, 23, 42, .7);
      border: 1px solid rgba(148, 163, 184, .2);
    }

    .mobile-menu {
      display: none;
      padding-bottom: 14px;
    }

    .mobile-panel {
      border: 1px solid rgba(148, 163, 184, .18);
      border-radius: 24px;
      background: rgba(8, 17, 34, .9);
      box-shadow: var(--shadow);
      padding: 12px;
      display: grid;
      gap: 8px;
    }

    .section {
      padding: 84px 0;
      position: relative;
    }

    .section-tight {
      padding: 56px 0;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      min-height: 34px;
      padding: 0 13px;
      border-radius: 999px;
      color: #bae6fd;
      font-size: 13px;
      font-weight: 900;
      border: 1px solid rgba(56, 189, 248, .28);
      background: rgba(29, 155, 240, .1);
      box-shadow: inset 0 0 18px rgba(56, 189, 248, .06);
    }

    .eyebrow::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 999px;
      background: var(--green);
      box-shadow: 0 0 12px rgba(20, 241, 201, .8);
    }

    .hero {
      padding: 76px 0 58px;
    }

    .hero-panel {
      position: relative;
      overflow: hidden;
      border: 1px solid rgba(148, 163, 184, .18);
      border-radius: 34px;
      background:
        linear-gradient(135deg, rgba(15, 23, 42, .72), rgba(8, 17, 34, .82)),
        radial-gradient(circle at 78% 18%, rgba(56, 189, 248, .2), transparent 30%);
      backdrop-filter: blur(18px);
      box-shadow: var(--shadow-strong);
      padding: 36px;
    }

    .hero-panel::before {
      content: "";
      position: absolute;
      inset: -1px;
      background:
        linear-gradient(120deg, rgba(56,189,248,.28), transparent 28%, rgba(139,92,246,.22) 66%, transparent);
      opacity: .62;
      pointer-events: none;
      mask-image: linear-gradient(#000, transparent 72%);
    }

    .hero-content {
      position: relative;
      display: grid;
      grid-template-columns: minmax(0, 1.12fr) minmax(330px, .88fr);
      gap: 34px;
      align-items: center;
    }

    h1 {
      margin: 20px 0 18px;
      max-width: 820px;
      font-size: clamp(2.2rem, 5vw, 4rem);
      line-height: 1.08;
      font-weight: 950;
      letter-spacing: -.055em;
      color: #fff;
    }

    .gradient-text {
      background: linear-gradient(135deg, #fff 0%, #bae6fd 28%, #22d3ee 58%, #a78bfa 100%);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
    }

    .hero-desc {
      max-width: 760px;
      color: var(--muted);
      font-size: 18px;
      line-height: 1.85;
    }

    .hero-actions {
      margin-top: 28px;
      display: flex;
      flex-wrap: wrap;
      gap: 14px;
    }

    .hero-tags {
      margin-top: 26px;
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .mini-tag, .tag, .status-chip {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 850;
    }

    .mini-tag {
      padding: 8px 12px;
      color: #c4f1ff;
      background: rgba(15, 23, 42, .58);
      border: 1px solid rgba(148, 163, 184, .18);
    }

    .mini-tag::before,
    .status-chip::before {
      content: "";
      width: 6px;
      height: 6px;
      border-radius: 999px;
      background: var(--cyan);
      box-shadow: 0 0 12px rgba(34, 211, 238, .8);
    }

    .matrix {
      border: 1px solid rgba(56, 189, 248, .18);
      border-radius: 28px;
      background: rgba(2, 6, 23, .42);
      padding: 18px;
      box-shadow: inset 0 0 28px rgba(56, 189, 248, .05);
    }

    .matrix-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      margin-bottom: 15px;
      color: #fff;
      font-weight: 950;
    }

    .status-chip {
      min-height: 28px;
      padding: 0 10px;
      color: #d9f99d;
      background: rgba(20, 241, 201, .08);
      border: 1px solid rgba(20, 241, 201, .22);
    }

    .matrix-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
    }

    .matrix-item {
      min-height: 120px;
      border: 1px solid rgba(148, 163, 184, .16);
      border-radius: 22px;
      padding: 16px;
      background: linear-gradient(180deg, rgba(15, 23, 42, .72), rgba(15, 23, 42, .42));
      transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
    }

    .matrix-item:hover {
      transform: translateY(-3px);
      border-color: rgba(56, 189, 248, .42);
      box-shadow: 0 0 26px rgba(56, 189, 248, .12);
    }

    .matrix-icon {
      width: 34px;
      height: 34px;
      border-radius: 13px;
      display: grid;
      place-items: center;
      color: #fff;
      font-weight: 950;
      background: linear-gradient(135deg, rgba(29,155,240,.86), rgba(139,92,246,.7));
      box-shadow: 0 0 18px rgba(56,189,248,.22);
      margin-bottom: 12px;
    }

    .matrix-title {
      color: #fff;
      font-weight: 950;
      margin-bottom: 4px;
    }

    .matrix-text {
      color: var(--weak);
      font-size: 13px;
      line-height: 1.65;
    }

    .status-bar {
      margin-top: 14px;
      padding: 12px 14px;
      border-radius: 18px;
      background: rgba(15, 23, 42, .52);
      border: 1px solid rgba(148, 163, 184, .15);
    }

    .bar-line {
      height: 8px;
      border-radius: 999px;
      overflow: hidden;
      background: rgba(148, 163, 184, .12);
      margin-top: 9px;
    }

    .bar-line span {
      display: block;
      height: 100%;
      width: 78%;
      border-radius: inherit;
      background: linear-gradient(90deg, #1d9bf0, #22d3ee, #8b5cf6);
      box-shadow: 0 0 18px rgba(34,211,238,.42);
    }

    .section-head {
      display: grid;
      grid-template-columns: minmax(0, .9fr) minmax(280px, .55fr);
      gap: 28px;
      align-items: end;
      margin-bottom: 28px;
    }

    .section-title {
      margin-top: 14px;
      font-size: clamp(1.72rem, 3.4vw, 2.55rem);
      line-height: 1.16;
      letter-spacing: -.035em;
      font-weight: 950;
      color: #fff;
    }

    .section-desc {
      color: var(--muted);
      font-size: 16px;
      line-height: 1.85;
    }

    .glass-card {
      border: 1px solid rgba(148, 163, 184, .18);
      border-radius: var(--radius);
      background: var(--panel);
      backdrop-filter: blur(18px);
      box-shadow: var(--shadow);
      transition: transform .24s ease, border-color .24s ease, box-shadow .24s ease, background .24s ease;
    }

    .glass-card:hover {
      transform: translateY(-3px);
      border-color: rgba(56, 189, 248, .42);
      background: rgba(15, 23, 42, .76);
      box-shadow: 0 26px 84px rgba(0,0,0,.42), 0 0 36px rgba(56,189,248,.14);
    }

    .tag-row {
      display: flex;
      gap: 10px;
      overflow-x: auto;
      padding: 4px 2px 10px;
      scrollbar-width: thin;
      scrollbar-color: rgba(56,189,248,.45) rgba(15,23,42,.4);
    }

    .tag {
      flex: 0 0 auto;
      min-height: 40px;
      padding: 0 15px;
      color: #dbeafe;
      border: 1px solid rgba(148, 163, 184, .18);
      background: rgba(15, 23, 42, .58);
      transition: transform .22s ease, border-color .22s ease, background .22s ease;
    }

    .tag:hover {
      transform: translateY(-1px);
      border-color: rgba(56, 189, 248, .46);
      background: rgba(29, 155, 240, .12);
    }

    .tag.active {
      color: #fff;
      background: linear-gradient(135deg, rgba(29,155,240,.92), rgba(139,92,246,.84));
      border-color: transparent;
      box-shadow: 0 0 24px rgba(56,189,248,.18);
    }

    .main-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) 340px;
      gap: 24px;
      align-items: start;
    }

    .guide-list {
      display: grid;
      gap: 16px;
    }

    .guide-card {
      position: relative;
      overflow: hidden;
      padding: 22px;
      display: grid;
      grid-template-columns: 62px minmax(0, 1fr) auto;
      gap: 18px;
      align-items: center;
    }

    .guide-card::before {
      content: "";
      position: absolute;
      left: 0;
      top: 18px;
      bottom: 18px;
      width: 3px;
      border-radius: 999px;
      background: linear-gradient(180deg, #1d9bf0, #22d3ee, #8b5cf6);
      box-shadow: 0 0 18px rgba(56,189,248,.5);
    }

    .num {
      width: 54px;
      height: 54px;
      display: grid;
      place-items: center;
      border-radius: 19px;
      color: #fff;
      font-size: 18px;
      font-weight: 950;
      background:
        linear-gradient(135deg, rgba(29,155,240,.82), rgba(139,92,246,.76));
      box-shadow: 0 0 26px rgba(56,189,248,.22);
    }

    .card-label {
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      padding: 0 10px;
      border-radius: 999px;
      color: #bae6fd;
      border: 1px solid rgba(56, 189, 248, .24);
      background: rgba(29, 155, 240, .09);
      font-size: 12px;
      font-weight: 900;
      margin-bottom: 9px;
    }

    .guide-card h2,
    .guide-card h3 {
      color: #fff;
      font-size: 21px;
      line-height: 1.35;
      font-weight: 950;
      margin: 0 0 8px;
    }

    .guide-card p {
      color: var(--muted);
      margin: 0;
      font-size: 15px;
      line-height: 1.75;
    }

    .meta {
      margin-top: 12px;
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      color: var(--weak);
      font-size: 12px;
      font-weight: 800;
    }

    .arrow-btn {
      width: 44px;
      height: 44px;
      display: grid;
      place-items: center;
      border-radius: 16px;
      color: #fff;
      border: 1px solid rgba(56, 189, 248, .28);
      background: rgba(29, 155, 240, .12);
      transition: transform .22s ease, background .22s ease;
    }

    .guide-card:hover .arrow-btn {
      transform: translateX(4px);
      background: rgba(139, 92, 246, .2);
    }

    .side-panel {
      position: sticky;
      top: 100px;
      padding: 20px;
    }

    .side-title {
      color: #fff;
      font-size: 18px;
      font-weight: 950;
      margin-bottom: 14px;
    }

    .check-list {
      display: grid;
      gap: 11px;
    }

    .check-item {
      display: flex;
      gap: 10px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.65;
      padding-bottom: 11px;
      border-bottom: 1px solid rgba(148, 163, 184, .12);
    }

    .check-item:last-child {
      border-bottom: 0;
      padding-bottom: 0;
    }

    .check-dot {
      width: 18px;
      height: 18px;
      margin-top: 3px;
      border-radius: 7px;
      flex: 0 0 auto;
      background: rgba(20, 241, 201, .12);
      border: 1px solid rgba(20, 241, 201, .35);
      position: relative;
    }

    .check-dot::after {
      content: "";
      position: absolute;
      left: 5px;
      top: 3px;
      width: 6px;
      height: 9px;
      border-right: 2px solid var(--green);
      border-bottom: 2px solid var(--green);
      transform: rotate(40deg);
    }

    .flow-wrap {
      display: grid;
      grid-template-columns: .78fr 1fr;
      gap: 22px;
      align-items: stretch;
    }

    .flow-lead {
      padding: 26px;
      min-height: 100%;
    }

    .flow-steps {
      display: grid;
      gap: 14px;
    }

    .step-card {
      display: grid;
      grid-template-columns: 50px minmax(0, 1fr);
      gap: 15px;
      padding: 18px;
      position: relative;
    }

    .step-card:not(:last-child)::after {
      content: "";
      position: absolute;
      left: 42px;
      bottom: -14px;
      width: 2px;
      height: 14px;
      background: linear-gradient(180deg, rgba(34,211,238,.55), rgba(139,92,246,.2));
    }

    .step-badge {
      width: 48px;
      height: 48px;
      display: grid;
      place-items: center;
      border-radius: 17px;
      color: #fff;
      font-weight: 950;
      background: rgba(29, 155, 240, .16);
      border: 1px solid rgba(56, 189, 248, .34);
    }

    .step-card h3 {
      margin: 0 0 5px;
      color: #fff;
      font-size: 18px;
      font-weight: 950;
    }

    .step-card p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.75;
    }

    .result-grid {
      display: grid;
      grid-template-columns: 1fr 1.25fr;
      gap: 22px;
    }

    .metric-card {
      padding: 26px;
      min-height: 320px;
      display: flex;
      flex-direction: column;
      justify-content: space-between;
      background:
        radial-gradient(circle at 30% 0%, rgba(56,189,248,.18), transparent 34%),
        rgba(15,23,42,.66);
    }

    .metric-number {
      font-size: clamp(3rem, 7vw, 5.6rem);
      line-height: 1;
      font-weight: 950;
      letter-spacing: -.06em;
      background: linear-gradient(135deg, #fff, #22d3ee 48%, #8b5cf6);
      -webkit-background-clip: text;
      background-clip: text;
      color: transparent;
    }

    .compare-panel {
      padding: 22px;
      display: grid;
      gap: 14px;
    }

    .compare-row {
      display: grid;
      grid-template-columns: 98px minmax(0, 1fr);
      gap: 14px;
      padding: 16px;
      border-radius: 20px;
      border: 1px solid rgba(148, 163, 184, .14);
      background: rgba(2, 6, 23, .24);
    }

    .compare-row strong {
      color: #fff;
      font-weight: 950;
    }

    .compare-row p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.7;
    }

    .feedback-track {
      display: grid;
      grid-template-columns: 1.15fr .85fr 1fr;
      gap: 18px;
      align-items: start;
    }

    .feedback-card {
      padding: 22px;
    }

    .feedback-card:nth-child(2) {
      margin-top: 34px;
    }

    .stars {
      color: #fbbf24;
      letter-spacing: 2px;
      font-size: 14px;
      margin-bottom: 12px;
    }

    .quote {
      color: #e2e8f0;
      font-size: 15px;
      line-height: 1.8;
    }

    .quote-user {
      margin-top: 16px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      color: var(--weak);
      font-size: 13px;
      font-weight: 850;
    }

    .faq-wrap {
      display: grid;
      grid-template-columns: .7fr 1fr;
      gap: 22px;
    }

    .faq-list {
      display: grid;
      gap: 12px;
    }

    .faq-item {
      overflow: hidden;
    }

    .faq-question {
      width: 100%;
      min-height: 62px;
      padding: 18px 20px;
      background: transparent;
      color: #fff;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 14px;
      text-align: left;
      font-weight: 950;
    }

    .faq-question span:last-child {
      width: 30px;
      height: 30px;
      border-radius: 12px;
      display: grid;
      place-items: center;
      background: rgba(56, 189, 248, .12);
      border: 1px solid rgba(56, 189, 248, .22);
      transition: transform .22s ease;
    }

    .faq-answer {
      display: none;
      padding: 0 20px 20px;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.8;
    }

    .faq-item.open .faq-answer {
      display: block;
    }

    .faq-item.open .faq-question span:last-child {
      transform: rotate(45deg);
      background: rgba(139, 92, 246, .18);
    }

    .cta-panel {
      position: relative;
      overflow: hidden;
      border-radius: 34px;
      border: 1px solid rgba(56, 189, 248, .24);
      background:
        radial-gradient(circle at 18% 20%, rgba(34,211,238,.2), transparent 32%),
        radial-gradient(circle at 78% 10%, rgba(139,92,246,.26), transparent 36%),
        linear-gradient(135deg, rgba(15,23,42,.82), rgba(8,17,34,.88));
      box-shadow: var(--shadow-strong);
      padding: 34px;
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 26px;
      align-items: center;
    }

    .cta-panel::after {
      content: "";
      position: absolute;
      inset: auto -10% -45% -10%;
      height: 160px;
      background: radial-gradient(ellipse, rgba(56,189,248,.18), transparent 65%);
      pointer-events: none;
    }

    .cta-panel h2 {
      font-size: clamp(1.8rem, 3.6vw, 2.8rem);
      line-height: 1.15;
      font-weight: 950;
      letter-spacing: -.04em;
      color: #fff;
      margin: 0 0 12px;
    }

    .cta-panel p {
      color: var(--muted);
      margin: 0;
      max-width: 760px;
      font-size: 16px;
      line-height: 1.8;
    }

    .cta-badges {
      margin-top: 18px;
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .site-footer {
      padding: 46px 0 30px;
      border-top: 1px solid rgba(148, 163, 184, .14);
      background: rgba(2, 6, 23, .68);
      color: var(--weak);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.25fr .55fr .8fr;
      gap: 34px;
      align-items: start;
    }

    .footer-links {
      display: grid;
      gap: 9px;
    }

    .footer-links a {
      color: var(--weak);
      font-size: 14px;
      transition: color .22s ease, transform .22s ease;
    }

    .footer-links a:hover {
      color: #e0f2fe;
      transform: translateX(3px);
    }

    .copyright {
      margin-top: 32px;
      padding-top: 20px;
      border-top: 1px solid rgba(148, 163, 184, .12);
      color: #64748b;
      font-size: 13px;
    }

    @media (max-width: 1024px) {
      .desktop-nav {
        display: none;
      }

      .mobile-toggle {
        display: grid;
        place-items: center;
      }

      .mobile-menu.open {
        display: block;
      }

      .hero-content,
      .section-head,
      .main-layout,
      .flow-wrap,
      .result-grid,
      .faq-wrap,
      .cta-panel {
        grid-template-columns: 1fr;
      }

      .side-panel {
        position: static;
      }

      .feedback-track {
        grid-template-columns: 1fr 1fr;
      }

      .feedback-card:nth-child(2) {
        margin-top: 0;
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 768px) {
      .site-container {
        width: min(100% - 24px, 1200px);
      }

      .nav-wrap {
        min-height: 66px;
      }

      .logo-mark {
        width: 34px;
        height: 34px;
        border-radius: 13px;
      }

      .logo-text {
        font-size: 14px;
        white-space: normal;
        max-width: 160px;
      }

      .nav-actions .btn-primary {
        min-height: 40px;
        padding: 0 13px;
        font-size: 12px;
      }

      .mobile-toggle {
        width: 42px;
        height: 42px;
      }

      .hero {
        padding: 40px 0 36px;
      }

      .hero-panel {
        padding: 22px;
        border-radius: 28px;
      }

      h1 {
        font-size: clamp(2rem, 10vw, 2.65rem);
      }

      .hero-desc {
        font-size: 16px;
      }

      .hero-actions .btn,
      .cta-panel .btn {
        width: 100%;
      }

      .matrix-grid,
      .feedback-track,
      .footer-grid {
        grid-template-columns: 1fr;
      }

      .section {
        padding: 58px 0;
      }

      .guide-card {
        grid-template-columns: 1fr;
        gap: 12px;
      }

      .arrow-btn {
        width: 100%;
      }

      .compare-row {
        grid-template-columns: 1fr;
      }

      .cta-panel {
        padding: 24px;
        border-radius: 28px;
      }
    }

    @media (max-width: 520px) {
      .hero-tags,
      .cta-badges {
        gap: 8px;
      }

      .mini-tag {
        font-size: 12px;
      }

      .section-title {
        font-size: 1.65rem;
      }

      .glass-card {
        border-radius: 22px;
      }

      .matrix-item {
        min-height: auto;
      }
    }