:root { --blue: #0a84ff; --ink: #0b1220; --muted: #5b6475; --bg: #f5f7fb; --card: #fff; }
@media (prefers-color-scheme: dark) { :root { --ink: #f2f4f8; --muted: #a3acbd; --bg: #0b1020; --card: #151b2e; } }
* { box-sizing: border-box; }
body { margin: 0; font: 17px/1.55 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif; color: var(--ink); background: var(--bg); }
a { color: var(--blue); }
header { display: flex; align-items: center; gap: 12px; padding: 18px 24px; max-width: 880px; margin: 0 auto; }
header img { width: 40px; height: 40px; border-radius: 10px; }
header a.brand { font-weight: 700; font-size: 20px; color: var(--ink); text-decoration: none; }
header nav { margin-left: auto; display: flex; gap: 18px; font-size: 15px; }
header nav a { color: var(--muted); text-decoration: none; }
main { max-width: 880px; margin: 0 auto; padding: 8px 24px 64px; }
.hero { text-align: center; padding: 48px 0 24px; }
.hero img { width: 120px; height: 120px; border-radius: 27px; box-shadow: 0 12px 30px rgba(0,0,0,.18); }
.hero h1 { font-size: clamp(34px, 6vw, 52px); margin: 24px 0 8px; letter-spacing: -0.02em; }
.hero p { font-size: 20px; color: var(--muted); max-width: 560px; margin: 0 auto 28px; }
.button { display: inline-block; background: var(--ink); color: var(--bg); padding: 14px 26px; border-radius: 14px; font-weight: 600; text-decoration: none; }
.button.secondary { background: transparent; color: var(--blue); }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-top: 40px; }
.card { background: var(--card); border-radius: 18px; padding: 20px 22px; box-shadow: 0 1px 3px rgba(0,0,0,.06); }
.card h3 { margin: 4px 0 6px; font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.doc h1 { font-size: 34px; margin: 24px 0 4px; }
.doc .updated { color: var(--muted); margin-top: 0; }
.doc h2 { font-size: 20px; margin: 28px 0 6px; }
footer { text-align: center; color: var(--muted); font-size: 14px; padding: 32px 24px; }
footer a { color: var(--muted); }