:root {
  --bg: #f7f7f5;
  --surface: #ffffff;
  --ink: #1c1c1a;
  --muted: #6b6b66;
  --line: #dededa;
  --accent: #1d4ed8;
  --ok-bg: #e8f5ec;
  --ok-ink: #14532d;
  --err-bg: #fdeceb;
  --err-ink: #86201a;
  --warn-bg: #fdf4e3;
  --warn-ink: #7c4a03;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #17171a;
    --surface: #212125;
    --ink: #ececea;
    --muted: #9a9a95;
    --line: #35353a;
    --accent: #8ab0ff;
    --ok-bg: #16301f;
    --ok-ink: #a7e6bd;
    --err-bg: #38191a;
    --err-ink: #f4b3ae;
    --warn-bg: #35280f;
    --warn-ink: #f0cd8b;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  padding: 0 1rem 4rem;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
.wrap { max-width: 60rem; margin: 0 auto; }
.narrow { max-width: 30rem; }
header {
  display: flex; flex-wrap: wrap; gap: .75rem 1.5rem;
  align-items: baseline; justify-content: space-between;
  padding: 1.5rem 0 1rem; border-bottom: 1px solid var(--line); margin-bottom: 1.5rem;
}
header h1 { font-size: 1.15rem; margin: 0; font-weight: 600; letter-spacing: -.01em; }
header .who { color: var(--muted); font-size: .875rem; }
h2 { font-size: 1rem; margin: 2rem 0 .75rem; font-weight: 600; }
p { margin: .5rem 0; }
a { color: var(--accent); }
.card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 10px; padding: 1.25rem; margin-bottom: 1.25rem;
}
label { display: block; font-size: .875rem; color: var(--muted); margin-bottom: .3rem; }
input[type=email], input[type=date], input[type=file] {
  font: inherit; padding: .5rem .6rem; border: 1px solid var(--line);
  border-radius: 6px; background: var(--surface); color: var(--ink); width: 100%;
}
.row { display: flex; flex-wrap: wrap; gap: .75rem; align-items: flex-end; }
.row > div { flex: 1 1 10rem; }
button {
  font: inherit; font-weight: 500; padding: .55rem 1rem; border-radius: 6px;
  border: 1px solid var(--accent); background: var(--accent); color: #fff; cursor: pointer;
}
button.secondary { background: transparent; color: var(--accent); }
button.danger { border-color: #b4231b; background: transparent; color: #b4231b; }
.flash, .error, .warn {
  padding: .7rem .9rem; border-radius: 8px; margin-bottom: 1rem; font-size: .925rem;
}
.flash { background: var(--ok-bg); color: var(--ok-ink); }
.error { background: var(--err-bg); color: var(--err-ink); }
.warn  { background: var(--warn-bg); color: var(--warn-ink); }
table { border-collapse: collapse; width: 100%; font-size: .875rem; }
.scroll { overflow-x: auto; }
th, td { text-align: left; padding: .4rem .6rem; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-weight: 500; font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
tr.break td { color: var(--muted); }
.tag { font-size: .75rem; padding: .1rem .45rem; border-radius: 4px; background: var(--bg); border: 1px solid var(--line); }
.stats { display: flex; flex-wrap: wrap; gap: 1.5rem; margin: .5rem 0 0; }
.stats div { font-variant-numeric: tabular-nums; }
.stats span { display: block; color: var(--muted); font-size: .8rem; }
.stats strong { font-size: 1.25rem; font-weight: 600; }
code, pre { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .85em; }
pre { background: var(--bg); padding: .75rem; border-radius: 6px; overflow-x: auto; border: 1px solid var(--line); }
footer { margin-top: 3rem; color: var(--muted); font-size: .8rem; }
.muted { color: var(--muted); }