:root { color-scheme: light dark; --fg: #1c1917; --muted: #57534e; --line: #e7e5e4; --bg: #fafaf9; --card: #fff; --accent: #9a3412; --new: #fef3c7; }
@media (prefers-color-scheme: dark) {
  :root { --fg: #f5f5f4; --muted: #a8a29e; --line: #44403c; --bg: #1c1917; --card: #292524; --accent: #fdba74; --new: #44321a; }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; font: 16px/1.5 ui-sans-serif, system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif; color: var(--fg); background: var(--bg); }
header, main { max-width: 60rem; margin: 0 auto; padding: 1rem 1.25rem; }
header { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 0.5rem 1rem; border-bottom: 1px solid var(--line); }
h1 { font-size: 1.3rem; margin: 0; }
.muted { color: var(--muted); font-weight: normal; }
button, select, input { font: inherit; color: inherit; }
button { background: var(--card); border: 1px solid var(--muted); border-radius: 6px; padding: 0.3rem 0.8rem; cursor: pointer; }
button:hover { border-color: var(--accent); }
button[aria-selected="true"] { border-color: var(--accent); color: var(--accent); font-weight: 600; }
select, input[type="datetime-local"] { background: var(--card); border: 1px solid var(--muted); border-radius: 6px; padding: 0.25rem 0.4rem; }
#sign-in { font-size: 1.1rem; padding: 0.5rem 1.4rem; border-color: var(--accent); color: var(--accent); }
#notice { background: var(--card); border: 1px solid var(--accent); border-radius: 6px; padding: 0.6rem 0.9rem; }
#idle-warning { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.5rem 1rem; position: sticky; top: 0; z-index: 1; background: var(--new); border: 2px solid var(--accent); border-radius: 6px; padding: 0.6rem 0.9rem; margin-bottom: 0.8rem; }
.bar { display: flex; flex-wrap: wrap; align-items: center; gap: 0.6rem 1.2rem; margin: 0.4rem 0 0.8rem; }
.tabs, .presets { display: inline-flex; flex-wrap: wrap; gap: 0.4rem; }
.check { color: var(--muted); }
table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
th, td { text-align: left; vertical-align: top; padding: 0.3rem 0.5rem; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-weight: 600; }
td.when, td.value { font-family: ui-monospace, Menlo, monospace; font-size: 0.88rem; white-space: nowrap; }
td.value { white-space: normal; overflow-wrap: anywhere; }
td.note { color: var(--muted); font-size: 0.88rem; }
tr.on td.value { color: var(--accent); font-weight: 600; }
tr.fresh { background: var(--new); }
tr.quiet { color: var(--muted); }
body.hide-quiet tr.quiet { display: none; }