:root{
  color-scheme: light;
  --bg:#ffffff;
  --surface:#f7f7f8;
  --text:#0b0b0b;
  --muted:#5f6368;
  --border:#e6e6e6;
  --accent:#10a37f;
  --accentHover:#0e8f70;
  --focus:#2563eb;
  --shadow:0 20px 60px rgba(0,0,0,.10);
}

*{box-sizing:border-box}
html,body{height:100%}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,"PingFang SC","Microsoft YaHei",sans-serif;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}

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

.container{max-width:1200px;margin:0 auto;padding:0 24px}

.skip{
  position:absolute;
  left:-999px;
  top:12px;
  padding:10px 14px;
  background:var(--text);
  color:var(--bg);
  border-radius:10px;
  z-index:9999;
}
.skip:focus{left:24px}

.header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}

.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:650;font-size:16px;letter-spacing:-.01em}
.brandLogo{border-radius:6px;border:1px solid var(--border)}

.menu{display:none;align-items:center;gap:18px}
.menuLink{font-size:14px;color:var(--muted)}
.menuLink:hover{color:var(--text);text-decoration:none}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:10px 16px;
  border-radius:12px;
  font-size:14px;
  font-weight:650;
  border:1px solid var(--border);
  background:transparent;
  color:var(--text);
  cursor:pointer;
  transition:background .15s ease,border-color .15s ease,transform .08s ease;
}
.btn:active{transform:translateY(1px)}
.btnPrimary{background:var(--accent);border-color:var(--accent);color:#fff}
.btnPrimary:hover{background:var(--accentHover);border-color:var(--accentHover);text-decoration:none}
.btnGhost:hover{background:rgba(0,0,0,.04);text-decoration:none}

.hero{
  padding:86px 0 56px;
  position:relative;
  background:
    radial-gradient(1200px 700px at 10% -10%, rgba(16,163,127,.10), transparent 55%),
    radial-gradient(900px 600px at 90% 0%, rgba(37,99,235,.06), transparent 52%);
  border-bottom:1px solid var(--border);
}
.heroInner{max-width:980px;position:relative}
.heroGrid{display:grid;grid-template-columns:1fr;gap:26px;align-items:start}
.heroCopy{max-width:680px}
.heroArt{display:none}
.heroCard{
  width:min(520px, 100%);
  aspect-ratio:4/3;
  border:1px solid var(--border);
  border-radius:22px;
  overflow:hidden;
  background:#fff;
  box-shadow:var(--shadow);
}
.heroImg{display:block;width:100%;height:100%;object-fit:cover}
.kicker{margin:0 0 10px;color:var(--muted);font-size:14px;letter-spacing:.08em;text-transform:uppercase}
h1{margin:0 0 16px;font-size:56px;line-height:1.08;letter-spacing:-.04em}
.subTitle{margin:0 0 28px;color:var(--muted);font-size:18px;max-width:70ch}
.heroCta{display:flex;gap:12px;flex-wrap:wrap}

.heroQuick{display:flex;gap:10px;flex-wrap:wrap;margin-top:22px}
.pill{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;border:1px solid var(--border);background:rgba(0,0,0,.02);color:var(--muted);font-size:13px}
.pill:hover{color:var(--text);text-decoration:none;background:rgba(0,0,0,.04)}

.section{padding:72px 0;border-top:1px solid var(--border);background:var(--bg)}
.sectionAlt{background:var(--surface)}
.sectionHead{max-width:760px;margin-bottom:34px}
.sectionHead h2{margin:0 0 10px;font-size:34px;line-height:1.15;letter-spacing:-.02em}
.sectionLead{margin:0;color:var(--muted);font-size:16px}

.columns2{display:grid;grid-template-columns:1fr;gap:22px}
.contentBlock{
  padding:18px 18px;
  border:1px solid var(--border);
  border-radius:16px;
  background:#fff;
}
.contentBlock h3{margin:0 0 12px;font-size:20px;letter-spacing:-.01em}

.steps{margin:0;padding-left:18px}
.steps li{margin:10px 0}
.steps strong{font-weight:700}

.list{margin:0;padding-left:18px}
.list li{margin:10px 0;color:var(--muted)}

.note{margin:14px 0 0;color:var(--muted)}
.note strong{color:var(--text)}

.prose{max-width:980px}
.prose h3{margin:28px 0 10px;font-size:22px;letter-spacing:-.01em}
.prose p{margin:10px 0;color:var(--muted)}
.prose ul{margin:10px 0 10px 18px}
.prose li{margin:8px 0;color:var(--muted)}
.prose strong{color:var(--text)}
.prose a{color:var(--text)}
.prose a:hover{color:var(--accent)}

.faq{margin-top:34px;max-width:760px}
.faq h3{margin:0 0 10px;font-size:20px;letter-spacing:-.01em}
details{border-top:1px solid var(--border);padding:14px 0}
summary{cursor:pointer;font-weight:650;list-style:none}
summary::-webkit-details-marker{display:none}
.detailsBody{margin-top:10px;color:var(--muted)}

.linkGrid{margin:0;padding:0;list-style:none;display:grid;grid-template-columns:1fr;gap:12px;max-width:1100px}
.linkGrid li{border:1px solid var(--border);border-radius:14px;background:#fff}
.linkRow{
  width:100%;
  display:flex;
  flex-direction:column;
  gap:6px;
  padding:14px 14px;
  align-items:flex-start;
}
.linkRow:hover{text-decoration:none;background:rgba(0,0,0,.02)}
.linkRowBtn{appearance:none;border:0;background:transparent;text-align:left;cursor:pointer}
.linkTitle{font-weight:650}
.linkDesc{color:var(--muted)}

.pricing{max-width:1100px}
.pricingCta{margin-top:18px}
.ctaRow{display:flex;gap:12px;flex-wrap:wrap;margin-top:12px}

.timeline{display:flex;flex-direction:column;gap:14px}
.tItem{border:1px solid var(--border);border-radius:14px;background:#fff;padding:14px}
.tYear{font-weight:750;color:var(--text);letter-spacing:-.01em;margin-bottom:6px}
.tBody p{margin:8px 0;color:var(--muted)}
.tBody a{color:var(--text)}
.tBody a:hover{color:var(--accent)}

.sideMedia{border:1px solid var(--border);border-radius:14px;overflow:hidden;background:#fff;align-self:start}
.sideImg{display:block;width:100%;height:auto}

.bannerWrap{border:1px solid var(--border);border-radius:22px;overflow:hidden;background:#fff;aspect-ratio:21/9;box-shadow:var(--shadow)}
.bannerImg{display:block;width:100%;height:100%;object-fit:cover}

.bannerText{
  padding:84px 0;
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
  background:
    radial-gradient(900px 520px at 20% 0%, rgba(16,163,127,.12), transparent 60%),
    radial-gradient(860px 520px at 90% 20%, rgba(37,99,235,.08), transparent 62%),
    var(--surface);
}
.bannerInner{max-width:980px}
.bannerKicker{font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.bannerTitle{font-size:38px;line-height:1.15;letter-spacing:-.03em;font-weight:800;margin:0 0 12px}
.bannerLead{color:var(--muted);font-size:16px;max-width:76ch;margin:0 0 20px}

.downloadGrid{display:grid;grid-template-columns:1fr;gap:14px}
.downloadCard{border:1px solid var(--border);border-radius:14px;background:#fff;padding:16px;display:flex;flex-direction:column;gap:10px}
.downloadTitle{font-weight:750;font-size:18px;letter-spacing:-.01em}
.downloadDesc{color:var(--muted)}
.downloadMeta{color:var(--muted);font-size:13px}

.tableWrap{border:1px solid var(--border);border-radius:14px;overflow:auto;background:#fff}
.table{width:100%;border-collapse:collapse;min-width:860px}
.table th,.table td{padding:14px 16px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}
.table th{background:rgba(0,0,0,.02);font-weight:700}
.table tr:last-child td{border-bottom:none}

.footer{border-top:1px solid var(--border);padding:56px 0 44px}
.footerCols{display:grid;grid-template-columns:1fr;gap:26px}
.footerTitle{font-weight:700;margin-bottom:10px}
.footerText{color:var(--muted)}
.footerLinks{display:flex;flex-direction:column;gap:10px}
.footerLinks a{color:var(--muted)}
.footerLinks a:hover{color:var(--text)}
.footerBottom{margin-top:22px;padding-top:18px;border-top:1px solid var(--border);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:var(--muted)}

.modal{position:fixed;inset:0;z-index:100;display:none;justify-content:center;align-items:center;padding:18px;opacity:0;pointer-events:none;transition:opacity .18s ease}
.modal:not([hidden]){display:flex;opacity:1;pointer-events:auto}
.modalOverlay{position:absolute;inset:0;background:rgba(0,0,0,.36)}
.modalPanel{position:relative;width:100%;max-width:420px;background:#fff;border-radius:16px;border:1px solid var(--border);box-shadow:0 30px 80px rgba(0,0,0,.18)}
.modalHead{display:flex;justify-content:space-between;gap:14px;align-items:flex-start;padding:18px 18px 14px;border-bottom:1px solid var(--border)}
.modalTitle{font-weight:750;font-size:18px}
.modalDesc{color:var(--muted);font-size:13px;margin-top:3px}
.iconBtn{width:36px;height:36px;border-radius:10px;border:1px solid var(--border);background:#fff;cursor:pointer;font-size:18px;line-height:1;color:var(--muted)}
.iconBtn:hover{color:var(--text);background:rgba(0,0,0,.02)}
.modalBody{padding:18px;display:flex;flex-direction:column;align-items:center;gap:10px}
.qr{border-radius:12px;border:1px solid var(--border);background:#fff}
.qrText{font-weight:650}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;background:rgba(0,0,0,.05);padding:2px 6px;border-radius:8px}

@media (min-width: 980px){
  .menu{display:flex}
  .columns2{grid-template-columns:1fr 1fr;gap:34px}
  .footerCols{grid-template-columns:2fr 1fr 1fr}
  .linkGrid{grid-template-columns:1fr 1fr}
  .downloadGrid{grid-template-columns:1fr 1fr}
  .hero{padding:110px 0 70px}
  .heroGrid{grid-template-columns:1.05fr .95fr;gap:34px}
  .heroArt{display:flex;justify-content:flex-end;margin-top:44px}
}

@media (min-width: 1280px){
  .heroCard{width:min(560px,100%)}
}

@media (max-width: 640px){
  h1{font-size:40px}
  .hero{padding:56px 0 40px}
  .section{padding:56px 0}
  .bannerText{padding:56px 0}
  .bannerTitle{font-size:28px}
}