:root {
  --bg: #f6f8fb; --surface: #ffffff; --surface-soft: #f2f5fb; --text: #142033; --muted: #5d6b84; --line: #d9e2ef;
  --primary: #1f5cff; --primary-dark: #1749cc; --ok: #1b7f4e; --warn: #9f6b00; --shadow: 0 10px 30px rgba(10, 30, 70, 0.08);
  --radius: 18px; --wrap: 1140px;
}
* { box-sizing: border-box; } html, body { margin:0; padding:0; }
body { font-family:"Segoe UI",Arial,sans-serif; color:var(--text); background:var(--bg); line-height:1.55; }
a { color:var(--primary); text-decoration:none; } a:hover { text-decoration:underline; }
.wrap { width:min(var(--wrap),calc(100% - 32px)); margin:0 auto; }
.site-header { position:sticky; top:0; z-index:10; backdrop-filter:blur(10px); background:rgba(246,248,251,.92); border-bottom:1px solid rgba(217,226,239,.9); }
.nav { min-height:72px; display:flex; align-items:center; justify-content:space-between; gap:24px; }
.brand { display:flex; align-items:center; gap:12px; color:var(--text); font-weight:700; font-size:20px; text-decoration:none; }
.brand img { width:34px; height:34px; display:block; }
.nav-links { display:flex; align-items:center; gap:20px; flex-wrap:wrap; }
.nav-links a { color:var(--muted); font-weight:600; padding:8px 0; }
.nav-links a.active,.nav-links a:hover { color:var(--text); text-decoration:none; }
.hero { padding:52px 0 24px; }
.hero-panel,.section-card,.legal-card,.checkout-card,.status-panel { background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); box-shadow:var(--shadow); }
.hero-panel { padding:38px; }
.eyebrow { font-size:13px; font-weight:700; letter-spacing:.08em; text-transform:uppercase; color:var(--primary); }
h1 { margin:10px 0 14px; font-size:clamp(32px,5vw,46px); line-height:1.08; }
.lead { margin:0; max-width:780px; color:var(--muted); font-size:18px; }
.actions { display:flex; gap:12px; flex-wrap:wrap; margin-top:24px; }
.btn { display:inline-flex; align-items:center; justify-content:center; min-height:46px; padding:0 18px; border-radius:12px; border:1px solid transparent; font-weight:700; cursor:pointer; text-decoration:none; transition:.15s ease; }
.btn:hover { text-decoration:none; transform:translateY(-1px); }
.btn.primary { background:var(--primary); color:#fff; } .btn.primary:hover { background:var(--primary-dark); }
.btn.secondary { background:#fff; color:var(--text); border-color:var(--line); }
.section { padding:14px 0 28px; } .section-title { margin:0 0 16px; font-size:28px; } .section-copy { margin:0 0 18px; color:var(--muted); }
.grid-3,.grid-4,.pricing-grid,.trust-grid,.legal-grid,.support-grid,.formats-grid { display:grid; gap:16px; }
.grid-3,.support-grid,.formats-grid { grid-template-columns:repeat(3,minmax(0,1fr)); }
.grid-4,.pricing-grid,.trust-grid,.legal-grid { grid-template-columns:repeat(4,minmax(0,1fr)); }
.section-card,.checkout-card,.legal-card { padding:22px; }
.section-card h3,.checkout-card h3,.legal-card h3 { margin:0 0 10px; font-size:20px; }
.section-card p,.checkout-card p,.legal-card p,li { color:var(--muted); }
ul.clean { list-style:none; margin:0; padding:0; } ul.clean li { padding-left:18px; position:relative; margin:10px 0; } ul.clean li::before { content:"•"; position:absolute; left:0; color:var(--primary); }
.pricing-toggle { display:inline-flex; padding:4px; gap:4px; background:var(--surface-soft); border-radius:14px; border:1px solid var(--line); }
.pricing-toggle button { border:0; background:transparent; min-height:40px; padding:0 16px; border-radius:10px; font-weight:700; color:var(--muted); cursor:pointer; }
.pricing-toggle button.active { background:#fff; color:var(--text); box-shadow:0 2px 8px rgba(15,35,70,.08); }
.pricing-grid { align-items:stretch; margin-top:18px; }
.pricing-card { display:flex; flex-direction:column; min-height:100%; background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); box-shadow:var(--shadow); padding:22px; }
.pricing-card.featured { border-color:rgba(31,92,255,.35); box-shadow:0 14px 36px rgba(31,92,255,.12); }
.plan-name { margin:0; font-size:22px; } .plan-for { margin:6px 0 0; color:var(--muted); min-height:48px; }
.price { margin:18px 0 6px; font-size:34px; font-weight:800; line-height:1; } .price small { font-size:14px; font-weight:600; color:var(--muted); margin-left:6px; }
.price-note { margin:0 0 14px; color:var(--muted); min-height:44px; } .pricing-card .actions { margin-top:auto; } .pricing-card .btn { width:100%; }
.status-box { padding:14px 16px; border-radius:14px; border:1px solid var(--line); background:var(--surface-soft); color:var(--text); }
.status-box.ok { border-color:rgba(27,127,78,.25); background:rgba(27,127,78,.08); color:var(--ok); }
.status-box.warn { border-color:rgba(159,107,0,.25); background:rgba(159,107,0,.08); color:var(--warn); }
.form-grid { display:grid; gap:16px; grid-template-columns:repeat(2,minmax(0,1fr)); }
.form-field label { display:block; margin-bottom:8px; font-weight:700; }
.input,select { width:100%; min-height:46px; border-radius:12px; border:1px solid var(--line); background:#fff; padding:0 14px; font:inherit; color:var(--text); }
.checkout-layout { display:grid; gap:16px; grid-template-columns:minmax(0,1.35fr) minmax(320px,.9fr); }
.site-footer { padding:16px 0 34px; }
.footer-grid { display:grid; gap:12px; grid-template-columns:1fr auto auto; align-items:center; border-top:1px solid var(--line); padding-top:20px; color:var(--muted); }
.footer-links { display:flex; gap:16px; flex-wrap:wrap; } .footer-links a { color:var(--muted); }
.badge-row { display:flex; gap:10px; flex-wrap:wrap; margin-top:18px; } .badge { display:inline-flex; align-items:center; min-height:32px; padding:0 12px; border:1px solid var(--line); border-radius:999px; background:#fff; color:var(--muted); font-size:14px; }
.legal-card h2 { margin:0 0 14px; font-size:28px; } .legal-card h3 { margin-top:24px; }
@media (max-width:1024px){.grid-4,.pricing-grid,.trust-grid,.legal-grid{grid-template-columns:repeat(2,minmax(0,1fr));}.grid-3,.support-grid,.formats-grid,.checkout-layout{grid-template-columns:1fr;}.footer-grid{grid-template-columns:1fr;}}
@media (max-width:720px){.nav{align-items:flex-start;padding:12px 0;flex-direction:column;}.hero-panel,.section-card,.checkout-card,.legal-card{padding:20px;}.form-grid{grid-template-columns:1fr;}.price{font-size:30px;}.wrap{width:min(var(--wrap),calc(100% - 24px));}}