:root { color-scheme: light dark; }
.actions { text-align: center; margin-top: 12px; }
.alert { padding: 10px 12px; border-radius: 8px; margin: 12px 0; }
.alert-error { background: #ffebee; color: #b71c1c; }
.alert-success { background: #e8f5e9; color: #1b5e20; }
.card { background: rgba(127,127,127,0.08); padding: 16px; border-radius: 12px; }
.container { max-width: 720px; margin: 0 auto; }
.help { font-size: 0.9rem; opacity: 0.8; }
.link { word-break: break-all; }
.summary { margin-top: 20px; }
body { font-family: -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif; margin: 0; padding: 16px; line-height: 1.4; }
button { width: 100%; padding: 12px; margin-top: 16px; border: 0; border-radius: 10px; background: #2962ff; color: #fff; font-weight: 700; }
button, a.button { display: inline-block; padding: 10px 14px; border-radius: 10px; border: 0; background: #2962ff; color: #fff; font-weight: 700; text-decoration: none; }
fieldset { border: 1px solid rgba(127,127,127,0.4); border-radius: 8px; padding: 12px; margin: 12px 0; }
fieldset label { display: flex; align-items: center; margin: 8px 0; }
footer { text-align: center; margin-top: 12px; font-style: italic; }
h1 { font-size: 1.5rem; margin: 0 0 12px; text-align: center; }
input { width: calc(100% - 24px); padding: 10px; margin-top: 6px; border-radius: 8px; border: 1px solid rgba(127,127,127,0.4); background: transparent; }
input[type="checkbox"], input[type="radio"] { width: 16px; height: 16px; margin-right: 8px; }
label { display: block; font-weight: 600; margin-top: 12px; }
legend { font-weight: 600; padding: 0 8px; }
pre { white-space: pre-wrap; }
textarea { width:calc(100% - 0.5em); height:5em;}