:root {
    --fg: #1d1d1f;
    --muted: #6b6b70;
    --line: #d9d9de;
    --accent: #b20000;
    --ok: #1f7a3a;
    --bad: #b3261e;
    font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
    color: var(--fg);
}

body { margin: 0 auto; max-width: 1100px; padding: 0 1rem 3rem; }
header { display: flex; justify-content: space-between; align-items: center; border-bottom: 2px solid var(--accent); padding: .75rem 0; gap: 1rem; flex-wrap: wrap; }
h1 { font-size: 1.4rem; margin: 0; }
h2 { font-size: 1.1rem; margin: 0 0 .5rem; }
h3 { font-size: 1rem; margin: 1rem 0 .25rem; }
section { border-bottom: 1px solid var(--line); padding: 1rem 0; }
.muted { color: var(--muted); font-weight: normal; }
.error { color: var(--bad); font-weight: 600; }
button { padding: .35rem .8rem; border: 1px solid var(--line); background: #f5f5f7; border-radius: 4px; cursor: pointer; font: inherit; }
button:hover:not(:disabled) { border-color: var(--accent); }
button:disabled { opacity: .5; cursor: not-allowed; }
input, select, textarea { font: inherit; padding: .3rem; border: 1px solid var(--line); border-radius: 4px; box-sizing: border-box; width: 100%; }
textarea { font-family: ui-monospace, Consolas, monospace; font-size: .85rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: .5rem 1rem; align-items: end; }
.grid label { display: flex; flex-direction: column; gap: .2rem; font-size: .9rem; }
.grid .wide { grid-column: span 2; }
label.block { display: block; grid-column: 1 / -1; margin: .5rem 0; }
label.checkbox, label.inline { flex-direction: row; align-items: center; gap: .4rem; }
label.checkbox input, label.inline input { width: auto; }
.actions { display: flex; gap: .5rem; align-items: center; flex-wrap: wrap; grid-column: 1 / -1; margin: .5rem 0; }
table { border-collapse: collapse; width: 100%; font-size: .9rem; }
th, td { border-bottom: 1px solid var(--line); padding: .25rem .4rem; text-align: left; vertical-align: top; }
td:nth-child(n+4) { white-space: nowrap; }
tr.clickable { cursor: pointer; }
tr.clickable:hover { background: #fbeaea; }
.facts { display: grid; grid-template-columns: max-content 1fr; gap: .2rem 1rem; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; }
.code { background: #f5f5f7; padding: .5rem; overflow: auto; font-size: .8rem; max-height: 24rem; }
iframe { width: 100%; height: 14rem; border: 1px solid var(--line); background: #fff; }
#log { font-size: .85rem; padding-left: 1.5rem; }
#log li { margin: .25rem 0; }
#log li.ok strong { color: var(--ok); }
#log li.failed strong { color: var(--bad); }
footer { padding-top: 1rem; }