:root { color-scheme: dark; --bg: #0f0d0c; --surface: #1b1816; --line: rgba(255,240,228,.12); --text: #f7f1ec; --muted: rgba(247,236,226,.66); --accent: #f4a3b6; --glow: #ffb27a; --danger: #ff6f61; }
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: radial-gradient(circle at 12% 0%, rgba(214,112,138,.22), transparent 55%), var(--bg); color: var(--text); font: 16px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; min-height: 100vh; }
main { max-width: 720px; margin: 0 auto; padding: 48px 20px 80px; }
header.site { display: flex; align-items: center; justify-content: space-between; max-width: 720px; margin: 0 auto; padding: 20px; }
header.site a.brand { font: 600 24px/1 Georgia, "Times New Roman", serif; color: var(--text); text-decoration: none; }
nav a { color: var(--muted); margin-left: 16px; font-size: 14px; }
h1 { font: 600 clamp(32px, 7vw, 48px)/1.1 Georgia, "Times New Roman", serif; letter-spacing: -.02em; margin: 0 0 12px; }
h2 { font-size: 20px; margin: 36px 0 8px; }
p, li { color: var(--muted); }
strong { color: var(--text); }
a { color: var(--accent); }
.lead { font-size: 18px; }
.meta { font-size: 14px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 20px; margin: 24px 0; }
label { display: block; font-size: 14px; color: var(--muted); margin: 12px 0 6px; }
input { width: 100%; font: 600 22px/1.2 ui-monospace, "SF Mono", Menlo, monospace; letter-spacing: .08em; padding: 14px 16px; border-radius: 12px; border: 1px solid var(--line); background: #0a0908; color: var(--text); }
button, .button { display: inline-block; margin-top: 16px; padding: 14px 22px; border-radius: 999px; border: 0; background: var(--text); color: var(--bg); font: 600 16px/1 system-ui, sans-serif; cursor: pointer; text-decoration: none; }
button.danger { background: var(--danger); color: #1a0b09; }
button:disabled { opacity: .5; cursor: default; }
.status { min-height: 24px; margin-top: 12px; }
.status.error { color: var(--danger); }
footer.site { max-width: 720px; margin: 0 auto; padding: 24px 20px 48px; font-size: 14px; color: var(--muted); border-top: 1px solid var(--line); }
footer.site a { color: var(--muted); margin-right: 16px; }