:root { --bg: #f5f6f8; --card: #fff; --text: #1d2330; --muted: #5b6472; --line: #e3e6eb; --accent: #1f4e79; --accent-2: #2f6aa3; --field: #fff; --field-line: #cdd2da; }
@media (prefers-color-scheme: dark) {
  :root { --bg: #12161d; --card: #1b212b; --text: #e6e9ee; --muted: #9aa3b2; --line: #2b3340; --accent: #3f7cbf; --accent-2: #6aa2dc; --field: #121821; --field-line: #3a4452; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--accent-2); }
.wrap { max-width: 980px; margin: 0 auto; padding: 0 16px; }
header.top { background: #1f4e79; color: #fff; }
header.top .wrap { display: flex; align-items: center; gap: 12px; min-height: 60px; flex-wrap: wrap; }
header.top .logo { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-weight: 700; font-size: 20px; }
header.top .logo img { width: 32px; height: 32px; }
header.top nav { margin-left: auto; display: flex; gap: 16px; flex-wrap: wrap; }
header.top nav a { color: #fff; opacity: .9; text-decoration: none; }
.hero { padding: 48px 0 32px; }
.hero h1 { font-size: clamp(28px, 5vw, 42px); line-height: 1.15; margin: 0 0 16px; }
.hero p { font-size: 18px; color: var(--muted); max-width: 680px; margin: 0 0 24px; }
.btn { display: inline-block; background: var(--accent); color: #fff; border: 0; border-radius: 8px; padding: 12px 22px; font: inherit; font-weight: 600; text-decoration: none; cursor: pointer; }
.btn:hover { background: var(--accent-2); }
.btn.ghost { background: transparent; color: var(--accent-2); border: 1px solid var(--accent-2); }
section { padding: 24px 0; }
h2 { font-size: 26px; margin: 0 0 16px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px; }
.card h3 { margin: 0 0 6px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); }
.note { color: var(--muted); font-size: 14px; }
form.lead { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 20px; display: grid; gap: 14px; max-width: 620px; }
form.lead label { display: grid; gap: 4px; font-weight: 600; font-size: 15px; }
form.lead input, form.lead textarea { font: inherit; font-weight: 400; padding: 10px 12px; border: 1px solid var(--field-line); border-radius: 8px; background: var(--field); color: var(--text); width: 100%; }
form.lead textarea { min-height: 110px; resize: vertical; }
form.lead .row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
form.lead .check { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; font-size: 14px; }
form.lead .check input { width: auto; margin-top: 4px; }
.trap { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
footer { border-top: 1px solid var(--line); margin-top: 32px; padding: 20px 0 32px; color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; gap: 16px; flex-wrap: wrap; justify-content: space-between; }
.doc { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 20px 24px; margin: 24px 0; }
.doc h1 { font-size: 26px; margin-top: 0; }
.mark { background: #fff4d6; color: #6b4e00; border-radius: 6px; padding: 8px 12px; }
@media (max-width: 600px) {
  form.lead .row { grid-template-columns: 1fr; }
  .hero { padding: 32px 0 16px; }
  header.top nav { margin-left: 0; }
}