:root { --fg: #14171f; --muted: #5b6272; --line: #e4e7ee; --bg: #f7f8fb; --card: #fff; --accent: #2b59ff; }
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.6 -apple-system, "Segoe UI", Roboto, Arial, sans-serif; color: var(--fg); background: var(--bg); }
a { color: var(--accent); }
.wrap { max-width: 880px; margin: 0 auto; padding: 0 20px; }
header { border-bottom: 1px solid var(--line); background: var(--card); }
header .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.logo { font-weight: 700; font-size: 18px; color: var(--fg); text-decoration: none; }
nav a { margin-left: 18px; color: var(--muted); text-decoration: none; font-size: 15px; }
.hero { padding: 56px 0 32px; }
.hero h1 { font-size: 34px; line-height: 1.2; margin: 0 0 12px; }
.hero p { color: var(--muted); margin: 0 0 24px; max-width: 620px; }
.btn { display: inline-block; background: var(--accent); color: #fff; padding: 12px 22px; border-radius: 10px; text-decoration: none; font-weight: 600; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 12px; margin: 8px 0 0; padding: 0; list-style: none; }
.features li { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; font-size: 15px; }
section { padding: 28px 0; }
h2 { font-size: 24px; margin: 0 0 16px; }
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
.plan { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 20px; }
.plan h3 { margin: 0 0 4px; font-size: 18px; }
.plan .days { color: var(--muted); font-size: 14px; }
.plan .price { font-size: 28px; font-weight: 700; margin: 12px 0 4px; }
.plan .old { color: var(--muted); text-decoration: line-through; font-size: 16px; font-weight: 400; margin-left: 6px; }
.plan .note { color: var(--muted); font-size: 14px; }
.small { color: var(--muted); font-size: 14px; }
ol { padding-left: 20px; }
.doc { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 28px; margin: 32px 0; }
.doc h1 { font-size: 26px; margin-top: 0; }
.doc h2 { font-size: 18px; margin: 24px 0 8px; }
.doc p, .doc li { font-size: 15px; }
footer { border-top: 1px solid var(--line); padding: 24px 0 40px; color: var(--muted); font-size: 14px; }
footer a { color: var(--muted); margin-right: 16px; }