:root {
  --bg: #f6f5fb; --card: #fff; --text: #16151c; --muted: #6b6a78; --line: #e4e2ee;
  --accent: #5423e7; --accent-ink: #fff; --radius: 18px;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #111016; --card: #1b1a22; --text: #f1f0f7; --muted: #a09fb0; --line: #2d2b38; }
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); }
body { font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--accent); }
:focus-visible { outline: 3px solid color-mix(in srgb, var(--accent) 45%, transparent); outline-offset: 2px; }
.muted { color: var(--muted); }
.top { max-width: 1080px; margin: 0 auto; padding: 18px 16px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.logo { font-weight: 800; font-size: 20px; color: var(--text); text-decoration: none; letter-spacing: -.02em; }
.top nav { display: flex; gap: 16px; align-items: center; }
.btn { display: inline-flex; align-items: center; min-height: 44px; padding: 10px 18px; border-radius: 12px; background: var(--accent); color: var(--accent-ink); text-decoration: none; font-weight: 600; }
.btn-lg { min-height: 54px; padding: 14px 28px; font-size: 18px; }
main { max-width: 1080px; margin: 0 auto; padding: 0 16px 48px; }
section { margin-top: 56px; }
.hero { margin-top: 48px; max-width: 760px; }
h1 { font-size: clamp(34px, 6vw, 56px); line-height: 1.08; letter-spacing: -.03em; margin: 0 0 18px; }
h2 { font-size: clamp(26px, 4vw, 34px); letter-spacing: -.02em; margin: 0 0 18px; }
h3 { font-size: 19px; margin: 0 0 6px; }
.lead { font-size: 20px; color: var(--muted); max-width: 640px; }
.grid, .plans, .catalog { list-style: none; padding: 0; margin: 0; display: grid; gap: 16px; }
.grid { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid li, .plan, .catalog a { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.grid p { margin: 0; color: var(--muted); font-size: 16px; }
.plans { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); max-width: 640px; }
.plan-pop { border-color: var(--accent); }
.price { font-size: 34px; font-weight: 800; margin: 4px 0; letter-spacing: -.02em; }
.price span { font-size: 16px; font-weight: 500; color: var(--muted); }
.catalog { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.catalog a { display: grid; gap: 4px; text-decoration: none; color: var(--text); overflow-wrap: anywhere; }
.catalog a:hover { border-color: var(--accent); }
footer { max-width: 1080px; margin: 0 auto; padding: 24px 16px 40px; display: flex; flex-wrap: wrap; gap: 18px; font-size: 15px; border-top: 1px solid var(--line); }
@media (max-width: 480px) { .top nav { gap: 12px; } .top .btn { padding: 10px 14px; font-size: 15px; } }
/* документы платформы (оферта, политика) */
.doc { max-width: 760px; padding-bottom: 64px; }
.doc h1 { font-size: clamp(28px, 5vw, 38px); margin-top: 24px; }
.doc h2 { font-size: 21px; margin: 32px 0 10px; }
.doc p { margin: 0 0 12px; }
.draft { background: #fff4e5; color: #7a4300; border: 1px solid #f5c98a; border-radius: 12px; padding: 12px 14px; }
@media (prefers-color-scheme: dark) { .draft { background: #3a2a12; color: #ffd8a3; border-color: #6b4a1c; } }