:root {
  --bg: #FAFBED; --surface: #FFFFFF; --text: #1A2A22; --muted: #55635B; --primary: #1B4D3E; --accent: #E8A33D; --border: #E2E6D6;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #101712; --surface: #18221C; --text: #EEF2EA; --muted: #A8B3AB; --primary: #46B491; --accent: #F0B455; --border: #26332B; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 17px/1.6 "Nunito", system-ui, -apple-system, sans-serif; }
main { max-width: 680px; margin: 0 auto; padding: 32px 16px 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(--text); text-decoration: none; font-weight: 800; font-size: 20px; }
h1 { font-size: 34px; line-height: 1.15; margin: 0 0 12px; }
h2 { font-size: 20px; margin: 32px 0 8px; }
p, li { color: var(--muted); }
a { color: var(--primary); }
.lead { font-size: 20px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; padding: 20px; margin: 16px 0; }
.card p { margin: 6px 0 0; }
.card strong { color: var(--text); }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { text-align: left; vertical-align: top; padding: 8px 6px; border-bottom: 1px solid var(--border); }
th { color: var(--text); }
td { color: var(--muted); }
footer { margin-top: 48px; font-size: 14px; color: var(--muted); display: flex; gap: 16px; flex-wrap: wrap; }
.tamil { color: var(--accent); font-weight: 800; }
@media (max-width: 520px) { table, thead, tbody, tr, th, td { display: block; } thead { display: none; } td { border: 0; padding: 2px 0; } tr { border-bottom: 1px solid var(--border); padding: 8px 0; } }