:root { color-scheme: light; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif; background:#f5f5f5; display:flex; align-items:center; justify-content:center; min-height:100vh; margin:0; }
.card { background:#fff; padding:40px; border-radius:8px; box-shadow:0 1px 3px rgba(0,0,0,0.1); width:320px; }
h1 { font-size:18px; margin:0 0 24px; }
label { display:block; font-size:13px; margin-bottom:4px; color:#333; }
input { width:100%; padding:8px 10px; margin-bottom:16px; border:1px solid #ccc; border-radius:4px; box-sizing:border-box; font-size:14px; }
button[type=submit] { width:100%; padding:10px; background:#111; color:#fff; border:none; border-radius:4px; font-size:14px; cursor:pointer; }
button:disabled { opacity:0.6; cursor:default; }
.link { display:block; width:100%; margin-top:12px; padding:6px; background:none; border:none; color:#555; font-size:13px; text-decoration:underline; cursor:pointer; }
.link[hidden] { display:none; }
.error { color:#c0392b; font-size:13px; margin-bottom:12px; }
.error[hidden] { display:none; }
.notice { color:#1a5490; background:#eaf2fa; border:1px solid #cfe0f0; border-radius:4px; padding:10px 12px; font-size:13px; margin-bottom:16px; line-height:1.45; }
.notice[hidden] { display:none; }
#email-row[hidden] { display:none; }