:root {
  --bg: #f6f4ef; --surface: #ffffff; --ink: #16171a; --ink-muted: #55585f; --line: #e4e1d8;
  --accent: #0b5fb0;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #111214; --surface: #1b1c1f; --ink: #f2f1ee; --ink-muted: #a9abb0; --line: #2c2d31; --accent: #7db7f0; }
}
* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans Devanagari", Roboto, sans-serif;
}
main { max-width: 720px; margin: 0 auto; padding: 48px 16px 64px; }
header p { margin: 0 0 4px; color: var(--ink-muted); font-size: 14px; letter-spacing: .08em; text-transform: uppercase; font-weight: 600; }
h1 { font-size: 34px; line-height: 1.15; margin: 0 0 8px; letter-spacing: -.01em; }
h2 { font-size: 21px; margin: 40px 0 8px; }
a { color: var(--accent); }
nav { display: flex; gap: 20px; margin: 20px 0 32px; font-size: 15px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 20px; margin: 16px 0; }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { text-align: left; vertical-align: top; padding: 10px 8px; border-top: 1px solid var(--line); }
th { color: var(--ink-muted); font-weight: 600; }
.table-wrap { overflow-x: auto; }
.muted { color: var(--ink-muted); font-size: 15px; }
footer { margin-top: 48px; color: var(--ink-muted); font-size: 14px; }