:root { --green: #1F4A3D; --mint: #A8D5BA; --cream: #F5EFE8; --ink: #14161f; --mute: #5d6470; --bg: #fbf8f3; --card: #ffffff; }
@media (prefers-color-scheme: dark) { :root { --ink: #F5EFE8; --mute: #a7aeb8; --bg: #0f1412; --card: #17201c; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; }
header { background: var(--green); color: var(--cream); padding: 40px 16px 32px; }
header .wrap, main { max-width: 720px; margin: 0 auto; }
header a { color: var(--cream); text-decoration: none; display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; }
header h1 { margin: 18px 0 4px; font-size: 34px; letter-spacing: -0.5px; line-height: 1.15; }
header p { margin: 0; opacity: .8; }
main { padding: 24px 16px 64px; }
h2 { font-size: 21px; margin: 32px 0 8px; }
a { color: #2E8A66; }
.card { background: var(--card); border-radius: 18px; padding: 18px 20px; margin: 16px 0; }
.mute { color: var(--mute); font-size: 15px; }
nav { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 40px; font-size: 15px; }