:root {
  --bg: #ffffff; --soft: #f6f7fb; --text: #1c2033; --muted: #5d6280; --line: #e3e5ee;
  --accent: #3b5bdb; --accent2: #5f3dc4; --star: #f59f00;
}
* { box-sizing: border-box; }
body { margin: 0; font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--text); background: var(--bg); }
a { color: var(--accent); }
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 24px; }
header.top { border-bottom: 1px solid var(--line); background: #fff; position: sticky; top: 0; z-index: 5; }
header.top .wrap { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--text); text-decoration: none; }
.brand img { width: 32px; height: 32px; }
nav { margin-left: auto; display: flex; gap: 20px; font-size: 15px; }
nav a { color: var(--muted); text-decoration: none; }
nav a:hover { color: var(--text); }
.btn { display: inline-block; padding: 12px 22px; border-radius: 10px; font-weight: 700; text-decoration: none; border: 2px solid transparent; }
.btn.primary { background: var(--accent); color: #fff; }
.btn.primary:hover { background: #2f4bc0; }
.btn.light { background: #fff; color: var(--accent2); }
.btn.ghost { border-color: var(--line); color: var(--text); background: #fff; }
.hero { background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%); color: #fff; padding: 72px 0 0; text-align: center; overflow: hidden; }
.hero h1 { font-size: clamp(34px, 5vw, 54px); line-height: 1.1; margin: 0 0 16px; letter-spacing: -1px; }
.hero p.lead { font-size: 20px; opacity: .92; max-width: 660px; margin: 0 auto 28px; }
.hero .ctas { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 14px; }
.hero small { opacity: .8; }
.hero img.shot { display: block; width: min(960px, 100%); margin: 40px auto 0; border-radius: 14px 14px 0 0; box-shadow: 0 -10px 60px rgba(10,10,40,.35); }
section { padding: 72px 0; }
section.soft { background: var(--soft); }
h2 { font-size: 34px; margin: 0 0 10px; letter-spacing: -.5px; text-align: center; }
p.sub { text-align: center; color: var(--muted); margin: 0 auto 40px; max-width: 640px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 22px; }
.card h3 { margin: 0 0 6px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 16px; }
.icon { font-size: 26px; display: block; margin-bottom: 8px; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.split img { width: 100%; border-radius: 12px; border: 1px solid var(--line); }
.pro { max-width: 560px; margin: 0 auto; background: #fff; border: 2px solid var(--star); border-radius: 18px; padding: 32px; text-align: center; box-shadow: 0 20px 50px rgba(30,30,80,.08); }
.price { font-size: 48px; font-weight: 800; margin: 6px 0 0; }
.price span { font-size: 18px; font-weight: 600; color: var(--muted); }
.pro ul { text-align: left; list-style: none; padding: 0; margin: 22px 0; }
.pro li { padding: 6px 0; border-bottom: 1px solid var(--line); }
.pro li::before { content: "✓  "; color: var(--accent); font-weight: 800; }
.pro .note { color: var(--muted); font-size: 14px; margin-top: 14px; }
.steps { counter-reset: s; list-style: none; padding: 0; max-width: 640px; margin: 0 auto; }
.steps li { counter-increment: s; padding: 10px 0 10px 46px; position: relative; }
.steps li::before { content: counter(s); position: absolute; left: 0; top: 8px; width: 30px; height: 30px; border-radius: 50%; background: var(--accent); color: #fff; font-weight: 700; display: grid; place-items: center; font-size: 15px; }
details { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; margin: 10px auto; max-width: 760px; }
summary { font-weight: 700; cursor: pointer; }
details p { color: var(--muted); margin: 10px 0 0; }
footer { border-top: 1px solid var(--line); padding: 32px 0; color: var(--muted); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 16px 28px; justify-content: space-between; }
footer a { color: var(--muted); }
.doc { max-width: 760px; margin: 0 auto; padding: 48px 24px 80px; }
.doc h1 { font-size: 38px; margin: 0 0 6px; }
.doc h2 { text-align: left; font-size: 24px; margin: 36px 0 8px; }
.doc .updated { color: var(--muted); margin-bottom: 28px; }
@media (max-width: 760px) { .split { grid-template-columns: 1fr; } nav { display: none; } }