:root { --ink: #1C1917; --muted: #57534E; --line: #E7E5E4; --accent: #4338CA; --soft: #EEF2FF; --bg: #FFFFFF; }
@media (prefers-color-scheme: dark) { :root { --ink: #F5F5F4; --muted: #A8A29E; --line: #292524; --accent: #A5B4FC; --soft: #1E1B4B; --bg: #0C0A09; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 -apple-system, "Segoe UI", Roboto, Inter, sans-serif; }
main { max-width: 720px; margin: 0 auto; padding: 32px 16px 64px; }
header { display: flex; align-items: center; gap: 10px; margin-bottom: 24px; }
header a { color: var(--ink); text-decoration: none; font-weight: 800; font-size: 22px; letter-spacing: -0.5px; }
.dot { width: 28px; height: 28px; border-radius: 50%; background: var(--accent); display: inline-block; }
h1 { font-size: 30px; line-height: 1.2; letter-spacing: -0.5px; margin: 0 0 4px; }
h2 { font-size: 19px; margin: 32px 0 8px; }
p, li { color: var(--muted); }
strong { color: var(--ink); }
a { color: var(--accent); }
.meta { font-size: 14px; color: var(--muted); }
.card { background: var(--soft); border-radius: 16px; padding: 16px 20px; margin: 16px 0; }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--ink); }
footer { margin-top: 48px; font-size: 14px; color: var(--muted); border-top: 1px solid var(--line); padding-top: 16px; }
.toggle { display: inline-flex; gap: 6px; background: var(--soft); padding: 4px; border-radius: 999px; margin-bottom: 12px; }
.toggle button { border: 0; background: transparent; color: var(--muted); font: inherit; font-weight: 700; font-size: 14px; padding: 6px 14px; border-radius: 999px; cursor: pointer; }
.toggle button[aria-pressed="true"] { background: var(--accent); color: #fff; }