:root { --accent:#EA580C; --text:#0F172A; --muted:#5B6475; --surface:#F7F8FA; --border:#E6E8EC; }
* { box-sizing: border-box; }
body { margin:0; font-family: Inter, -apple-system, Segoe UI, Roboto, sans-serif; color:var(--text); background:#fff; line-height:1.6; }
main { max-width: 720px; margin: 0 auto; padding: 32px 20px 64px; }
header { display:flex; align-items:center; gap:12px; margin-bottom:24px; }
header img { width:40px; height:40px; }
h1 { font-size: 28px; line-height:1.25; margin: 8px 0 4px; }
h2 { font-size: 19px; margin-top: 32px; }
p, li { color: var(--muted); }
a { color: var(--accent); }
.card { background: var(--surface); border:1px solid var(--border); border-radius:20px; padding:16px 20px; margin:16px 0; }
.updated { font-size: 14px; color: var(--muted); }
label { display:block; font-weight:600; margin: 12px 0 4px; color: var(--text); }
input, textarea { width:100%; font: inherit; padding:12px; border-radius:12px; border:1px solid var(--border); }
button { margin-top:16px; background: var(--accent); color:#fff; border:0; border-radius:14px; padding:14px 20px; font: inherit; font-weight:600; min-height:48px; cursor:pointer; }
footer { margin-top: 48px; font-size: 14px; color: var(--muted); }