:root { --ink:#15181c; --muted:#5b6470; --line:#e4e7eb; --bg:#ffffff; --accent:#1f6f4a; --soft:#f4f6f5; }
@media (prefers-color-scheme: dark) { :root { --ink:#eef1f3; --muted:#9aa4ae; --line:#2a2f36; --bg:#0f1114; --accent:#6fc79a; --soft:#171a1e; } }
* { box-sizing:border-box; }
body { margin:0; font:17px/1.55 -apple-system, "Segoe UI", Inter, Helvetica, Arial, sans-serif; color:var(--ink); background:var(--bg); }
main, header, footer { max-width:860px; margin:0 auto; padding:0 20px; }
header { display:flex; justify-content:space-between; align-items:center; padding-top:28px; padding-bottom:12px; }
header a { color:var(--ink); text-decoration:none; }
header nav a { margin-left:22px; color:var(--muted); }
header nav a:hover { color:var(--ink); }
.brand { font-weight:700; letter-spacing:.02em; }
h1 { font-size:2.1rem; line-height:1.15; margin:48px 0 16px; max-width:720px; }
h2 { font-size:1.3rem; margin:40px 0 12px; }
p { max-width:680px; }
.lede { font-size:1.2rem; color:var(--muted); }
.buttons { display:flex; gap:12px; flex-wrap:wrap; margin:28px 0 8px; }
.btn { display:inline-block; padding:12px 20px; border-radius:8px; border:1px solid var(--accent); color:var(--accent); text-decoration:none; font-weight:600; }
.btn.primary { background:var(--accent); color:#fff; }
.grid { display:grid; grid-template-columns:repeat(auto-fit, minmax(240px, 1fr)); gap:18px; margin:20px 0; }
.card { border:1px solid var(--line); border-radius:10px; padding:18px; background:var(--soft); }
.card h3 { margin:0 0 6px; font-size:1.05rem; }
.card p { margin:0; color:var(--muted); font-size:.97rem; }
table { border-collapse:collapse; width:100%; margin:12px 0 24px; font-size:.97rem; }
th, td { text-align:left; padding:10px 8px; border-bottom:1px solid var(--line); vertical-align:top; }
th { color:var(--muted); font-weight:600; }
.tag { display:inline-block; font-size:.8rem; padding:2px 8px; border-radius:999px; border:1px solid var(--line); color:var(--muted); margin-right:6px; }
footer { color:var(--muted); font-size:.9rem; padding:48px 20px 40px; border-top:1px solid var(--line); margin-top:56px; }
label { display:block; font-weight:600; margin:18px 0 6px; }
input, select, textarea { width:100%; max-width:620px; padding:10px; border:1px solid var(--line); border-radius:8px; background:var(--bg); color:var(--ink); font:inherit; }
textarea { min-height:110px; }
.note { color:var(--muted); font-size:.92rem; }