:root { --blue: #2585FF; --ink: #16161D; --muted: #62626E; --bg: #F2F4F5; --card: #FFFFFF; --line: #E1E2E1; }
@media (prefers-color-scheme: dark) {
  :root { --ink: #F2F4F5; --muted: #A5A5AD; --bg: #0E0E12; --card: #18181E; --line: #2A2A32; --blue: #4A9BFF; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
main { max-width: 720px; margin: 0 auto; padding: 32px 20px 64px; }
header { display: flex; align-items: center; gap: 12px; margin-bottom: 32px; }
header img { width: 44px; height: 44px; border-radius: 10px; }
header a { color: var(--ink); text-decoration: none; font-weight: 700; font-size: 20px; }
h1 { font-size: 28px; line-height: 1.25; margin: 0 0 8px; }
h2 { font-size: 19px; margin: 32px 0 8px; }
p, li { color: var(--ink); }
.muted { color: var(--muted); font-size: 14px; }
a { color: var(--blue); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 16px 20px; margin: 16px 0; }
nav { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 48px; padding-top: 16px; border-top: 1px solid var(--line); font-size: 14px; }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { text-align: left; padding: 8px 8px 8px 0; border-bottom: 1px solid var(--line); vertical-align: top; }