:root { color-scheme: light; font-family: system-ui, sans-serif; color: #392b24; background: #f5e7dc; }
* { box-sizing: border-box; }
body { margin: 0; padding: 48px 20px; }
main { max-width: 440px; margin: 0 auto; }
.brand { font-size: 30px; font-weight: 800; margin-bottom: 24px; color: #725343; }
section { background: #fffaf6; border: 1px solid #d8c7bb; border-radius: 20px; padding: 28px; }
h1 { font-size: 24px; margin: 0 0 20px; }
p { line-height: 1.8; word-break: keep-all; overflow-wrap: anywhere; }
.hint { font-size: 14px; color: #6c5b51; margin-top: 24px; }
form label { display: block; margin: 16px 0 8px; }
input, button { width: 100%; padding: 12px; font: inherit; border: 1px solid #d8c7bb; border-radius: 10px; }
button { margin-top: 20px; background: #725343; color: white; cursor: pointer; }
button:disabled { opacity: .6; cursor: wait; }