body { font-family: system-ui, sans-serif; background: #fff7ed; color: #431407; margin: 0; }
main { width: min(680px, calc(100% - 2rem)); margin: 3rem auto; padding: 2rem; background: white; border-radius: 12px; }
label, input, textarea, select { display: block; width: 100%; box-sizing: border-box; margin-top: .4rem; }
label, .field { margin: 1rem 0; }
button { margin: .8rem .4rem .8rem 0; padding: .6rem 1rem; }
#notice { min-height: 1.5rem; } .error { color: #b91c1c; } .success { color: #15803d; }
.captcha-slot { border: 1px solid #fed7aa; padding: 1rem; margin: 1rem 0; }