:root{
  --bg:#ffffff; --bg-soft:#f6f8fb; --card:#ffffff; --border:#e4e8ef;
  --text:#0f1b2d; --muted:#5a6b82; --brand:#1f6feb; --brand-ink:#0d4bb5;
  --accent:#0fae8f; --shadow:0 1px 2px rgba(16,27,45,.05),0 8px 24px rgba(16,27,45,.06);
  --radius:14px; --maxw:1080px;
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:#0b1220; --bg-soft:#0f1930; --card:#101a2e; --border:#1e2c47;
    --text:#eaf0fa; --muted:#9db0cc; --brand:#4d94ff; --brand-ink:#7fb3ff;
    --accent:#2bd4b0; --shadow:0 1px 2px rgba(0,0,0,.4),0 10px 30px rgba(0,0,0,.35);
  }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  line-height:1.6;-webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.15rem;color:var(--text)}
.brand:hover{text-decoration:none}
.brand .dot{width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,var(--brand),var(--accent));display:inline-block}
.brand .logo-img{width:28px;height:28px;display:block;border-radius:6px}
.nav-links{display:flex;gap:22px;align-items:center}
.nav-links a:not(.btn){color:var(--muted);font-weight:500}
.nav-links a:not(.btn):hover{color:var(--text);text-decoration:none}
.nav-links a.btn-primary,.nav-links a.btn-primary:hover{color:#fff}
.nav-links a.btn-ghost{color:var(--text)}
.btn{display:inline-block;padding:10px 18px;border-radius:10px;font-weight:600;border:1px solid transparent;cursor:pointer}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-ink);text-decoration:none}
.btn-ghost{border-color:var(--border);color:var(--text);background:transparent}
.btn-ghost:hover{background:var(--bg-soft);text-decoration:none}
@media(max-width:720px){.nav-links a:not(.btn){display:none}}

/* Hero */
.hero{padding:84px 0 56px;background:radial-gradient(1200px 500px at 50% -10%,color-mix(in srgb,var(--brand) 12%,transparent),transparent)}
.hero h1{font-size:clamp(2rem,5vw,3.2rem);line-height:1.1;margin:0 0 16px;letter-spacing:-.02em}
.hero p.lead{font-size:1.2rem;color:var(--muted);max-width:640px;margin:0 0 28px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--brand);background:color-mix(in srgb,var(--brand) 12%,transparent);padding:5px 12px;border-radius:999px;margin-bottom:18px}

/* Sections */
section{padding:56px 0}
.section-title{font-size:1.9rem;letter-spacing:-.01em;margin:0 0 8px}
.section-sub{color:var(--muted);margin:0 0 34px;max-width:640px}
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:860px){.grid-3,.grid-2{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.card h3{margin:0 0 8px;font-size:1.15rem}
.card p{margin:0;color:var(--muted)}
.feature-ico{width:44px;height:44px;border-radius:11px;background:color-mix(in srgb,var(--brand) 12%,transparent);color:var(--brand);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.feature-ico svg{width:23px;height:23px}
.bg-soft{background:var(--bg-soft)}

/* Pricing */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch}
@media(max-width:860px){.price-grid{grid-template-columns:1fr}}
.plan{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:28px;display:flex;flex-direction:column;box-shadow:var(--shadow)}
.plan.featured{border-color:var(--brand);box-shadow:0 0 0 2px color-mix(in srgb,var(--brand) 35%,transparent),var(--shadow)}
.plan .tag{align-self:flex-start;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--brand);margin-bottom:8px}
.plan h3{margin:0 0 4px;font-size:1.35rem}
.plan .price{font-size:2rem;font-weight:800;margin:10px 0 2px;letter-spacing:-.02em}
.plan .price small{font-size:.95rem;font-weight:500;color:var(--muted)}
.plan .price-note{color:var(--muted);font-size:.9rem;margin-bottom:18px}
.plan ul{list-style:none;padding:0;margin:0 0 22px;flex:1}
.plan li{padding:7px 0 7px 26px;position:relative;color:var(--text)}
.plan li::before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:700}
.plan .btn{width:100%;text-align:center}

/* Legal / prose */
.legal{padding:52px 0 40px}
.legal .doc{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:34px;box-shadow:var(--shadow)}
.legal h1{font-size:2rem;margin:0 0 6px}
.legal h2{font-size:1.25rem;margin:30px 0 8px;padding-top:8px}
.legal h3{font-size:1.05rem;margin:18px 0 6px}
.legal p,.legal li{color:var(--text)}
.legal .muted,.legal em{color:var(--muted)}
.legal table{width:100%;border-collapse:collapse;margin:14px 0}
.legal th,.legal td{border:1px solid var(--border);padding:10px 12px;text-align:left;vertical-align:top}
.legal th{background:var(--bg-soft)}
.notice{background:color-mix(in srgb,var(--brand) 8%,transparent);border:1px solid color-mix(in srgb,var(--brand) 30%,transparent);border-radius:10px;padding:14px 16px;margin:0 0 22px;font-size:.92rem}
.updated{color:var(--muted);font-size:.9rem;margin:0 0 24px}
.pay-badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}
.pay-badges span{border:1px solid var(--border);border-radius:8px;padding:6px 12px;font-size:.85rem;color:var(--muted);background:var(--bg-soft)}

/* Footer */
.site-footer{border-top:1px solid var(--border);background:var(--bg-soft);padding:40px 0;margin-top:20px}
.footer-grid{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
.footer-brand{max-width:300px}
.footer-brand p{color:var(--muted);font-size:.9rem;margin:10px 0 0}
.footer-links{display:flex;gap:44px;flex-wrap:wrap}
.footer-col h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin:0 0 12px}
.footer-col a{display:block;color:var(--text);margin-bottom:8px;font-size:.92rem}
.footer-legal{margin-top:28px;padding-top:20px;border-top:1px solid var(--border);color:var(--muted);font-size:.85rem}