:root {
  --bg: #ffffff; --soft: #f4f6fa; --text: #172033; --muted: #5c6780; --line: #e1e5ee;
  --accent: #2f6fed; --accent2: #19b394; --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #12151b; --soft: #1a1f28; --text: #e8ebf1; --muted: #9aa3b5; --line: #2a303b; --accent: #5b8cff; }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.6 "Segoe UI", system-ui, -apple-system, sans-serif; }
a { color: var(--accent); }
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 20px; }
header.top { display: flex; align-items: center; gap: 12px; padding: 18px 0; }
header.top img { width: 36px; height: 36px; }
header.top .brand { font-weight: 700; font-size: 20px; }
header.top nav { margin-left: auto; display: flex; gap: 18px; font-size: 15px; }
header.top nav a { color: var(--muted); text-decoration: none; }
.hero { display: grid; grid-template-columns: 1.05fr 1fr; gap: 40px; align-items: center; padding: 40px 0 56px; }
.hero h1 { font-size: clamp(30px, 4.4vw, 46px); line-height: 1.15; margin: 0 0 16px; }
.hero h1 span { background: linear-gradient(120deg, var(--accent), var(--accent2)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { font-size: 19px; color: var(--muted); margin: 0 0 26px; }
.hero img { width: 100%; height: auto; border-radius: var(--radius); box-shadow: 0 18px 50px rgba(0, 0, 0, .18); }
.btn { display: inline-block; padding: 14px 26px; border-radius: 12px; font-weight: 600; text-decoration: none; }
.btn.primary { background: linear-gradient(120deg, var(--accent), var(--accent2)); color: #fff; }
.btn.ghost { border: 1px solid var(--line); color: var(--text); margin-left: 10px; }
.note { font-size: 14px; color: var(--muted); margin-top: 12px; }
section { padding: 56px 0; }
section.soft { background: var(--soft); }
h2 { font-size: 30px; margin: 0 0 24px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.card h3 { margin: 0 0 8px; font-size: 19px; }
.card p { margin: 0; color: var(--muted); }
.step-num { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; color: #fff; background: var(--accent); margin-bottom: 10px; }
.shots { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.shots figure { margin: 0; }
.shots img { width: 100%; height: auto; border-radius: var(--radius); border: 1px solid var(--line); }
.shots figcaption { color: var(--muted); font-size: 15px; margin-top: 8px; }
.promo { display: flex; gap: 20px; align-items: center; justify-content: space-between; border-radius: var(--radius); padding: 26px 28px; color: #fff; background: linear-gradient(120deg, var(--accent), var(--accent2)); }
.promo b.code { font-size: 22px; letter-spacing: .06em; background: rgba(255, 255, 255, .18); padding: 4px 12px; border-radius: 8px; }
.promo .btn { background: #fff; color: #172033; }
details { border-bottom: 1px solid var(--line); padding: 14px 0; }
details summary { cursor: pointer; font-weight: 600; font-size: 18px; }
details p { color: var(--muted); margin: 10px 0 0; }
table.cmp { width: 100%; border-collapse: collapse; }
table.cmp th, table.cmp td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); }
footer { padding: 30px 0 50px; color: var(--muted); font-size: 14px; }
@media (max-width: 860px) {
  .hero, .shots, .grid3 { grid-template-columns: 1fr; }
  header.top nav { display: none; }
  .promo { flex-direction: column; align-items: flex-start; }
  .btn.ghost { margin: 10px 0 0; }
}