:root { color-scheme: light dark; font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #172033; background: #f4f7fb; }
* { box-sizing: border-box; }
body { margin: 0; padding: max(16px, env(safe-area-inset-top)) 16px max(40px, env(safe-area-inset-bottom)); }
main { max-width: 720px; margin: 0 auto; }
header { margin: 8px 0 20px; }
h1 { margin: 0 0 8px; font-size: clamp(1.65rem, 7vw, 2.2rem); line-height: 1.2; }
h2 { margin: 0 0 12px; font-size: 1.12rem; }
p { margin: 8px 0; }
.eyebrow { color: #2458a7; font-weight: 750; }
.card, .notice { margin: 14px 0; padding: 18px; border: 1px solid #d4ddea; border-radius: 14px; background: #fff; }
.notice { border-color: #e4b34c; background: #fff8e6; }
dl { display: grid; grid-template-columns: 130px minmax(0, 1fr); gap: 7px 12px; margin: 0 0 16px; }
dt, .muted { color: #59667a; }
dd { margin: 0; font-weight: 650; overflow-wrap: anywhere; }
.actions { display: flex; flex-wrap: wrap; gap: 10px; }
button { min-height: 48px; padding: 10px 16px; border: 1px solid #8794a8; border-radius: 10px; background: #fff; color: #172033; font: inherit; font-weight: 700; touch-action: manipulation; }
button.primary { border-color: #2056b4; background: #2056b4; color: white; }
button:disabled { opacity: .48; }
label { display: block; margin: 12px 0 5px; font-weight: 700; }
textarea { width: 100%; padding: 11px; border: 1px solid #bac5d5; border-radius: 9px; font: inherit; resize: vertical; }
.error { color: #a22121; }
li { margin: 8px 0; }
footer { padding: 12px 0; color: #59667a; text-align: center; font-size: .9rem; }
@media (prefers-color-scheme: dark) {
  :root { color-scheme: dark; color: #edf2f9; background: #101827; }
  .card { border-color: #475569; background: #1e293b; }
  .notice { color: #352b16; }
  button, textarea { border-color: #64748b; background: #172033; color: #edf2f9; }
  .muted, dt, footer { color: #b4c0d1; }
}