:root { color-scheme: light dark; --accent: #1a73e8; }
* { box-sizing: border-box; }
body { font: 16px/1.45 system-ui, -apple-system, sans-serif; margin: 0 auto; max-width: 34rem; padding: 1rem; }
h1 { font-size: 1.4rem; margin: .2rem 0 1rem; }
h2 { font-size: 1.05rem; margin: 1.4rem 0 .5rem; }
section { margin-bottom: 1rem; }
dl { display: grid; grid-template-columns: 1fr auto; gap: .3rem 1rem; margin: 0; }
dt { color: GrayText; }
dd { margin: 0; font-weight: 600; text-align: right; }
.notice { border-left: 4px solid var(--accent); padding: .5rem .8rem; margin: .8rem 0; background: color-mix(in srgb, var(--accent) 12%, transparent); }
.warn { border-color: #d93025; background: color-mix(in srgb, #d93025 12%, transparent); }
button, input { font: inherit; padding: .7rem .9rem; border-radius: .6rem; border: 1px solid GrayText; }
button { background: var(--accent); color: #fff; border-color: var(--accent); min-height: 2.75rem; }
button:disabled { opacity: .4; }
input[type=password] { width: 100%; margin-bottom: .5rem; }
.row { display: grid; grid-template-columns: repeat(3, 1fr); gap: .5rem; }
fieldset { border: 1px solid GrayText; border-radius: .6rem; margin: 0 0 .8rem; padding: .5rem .8rem; }
fieldset label { display: block; padding: .3rem 0; }
#message { min-height: 1.5rem; font-weight: 600; }
.small { font-size: .85rem; color: GrayText; }
[hidden] { display: none !important; }