:root { --ink: #1c2330; --muted: #5b6573; --line: #d9dee5; --accent: #2b5fd9; --bg: #ffffff; --warn: #9a3412; --card: #f6f8fa; }
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.55 system-ui, -apple-system, Segoe UI, Roboto, sans-serif; color: var(--ink); background: var(--bg); }
a { color: var(--accent); }
.site-header { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--line); gap: 16px; flex-wrap: wrap; }
.site-header nav { display: flex; gap: 14px; flex-wrap: wrap; }
.brand { font-weight: 700; text-decoration: none; color: var(--ink); }
.container { max-width: 760px; margin: 0 auto; padding: 24px 16px 48px; }
.hero h1 { font-size: 1.6rem; line-height: 1.3; }
.muted { color: var(--muted); }
.site-footer { border-top: 1px solid var(--line); padding: 16px; color: var(--muted); font-size: 0.9rem; }
.draft-banner { background: #fff7ed; color: var(--warn); border: 1px solid #fdba74; padding: 10px 12px; border-radius: 6px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 8px; padding: 16px; display: grid; gap: 12px; }
label { display: grid; gap: 4px; font-weight: 600; }
label.checkbox { grid-template-columns: auto 1fr; align-items: start; font-weight: 400; }
input[type=email], input[type=password], input[type=text] { font: inherit; padding: 8px 10px; border: 1px solid var(--line); border-radius: 6px; }
button { font: inherit; padding: 10px 14px; border-radius: 6px; border: 1px solid var(--accent); background: var(--accent); color: white; cursor: pointer; }
button.danger { background: #b91c1c; border-color: #b91c1c; }
dl dt { font-weight: 600; margin-top: 12px; }