:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #1c2430;
  --muted: #637083;
  --border: #dde2ea;
  --accent: #2563eb;
  --accent-text: #ffffff;
  --neg: #b42318;
  --pos: #067647;
  --flash-bg: #ecfdf3;
  --flash-border: #abefc6;
  --error-bg: #fef3f2;
  --error-border: #fecdca;
  --radius: 8px;
  --c1: #2563eb;
  --c2: #d97706;
  --c3: #7c3aed;
  --c4: #0891b2;
  --c5: #db2777;
  --c6: #16a34a;
  --c7: #64748b;
  --c8: #ca8a04;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f141a;
    --surface: #171e27;
    --text: #e6eaf0;
    --muted: #93a0b2;
    --border: #2a3441;
    --accent: #5b8def;
    --neg: #f97066;
    --pos: #47cd89;
    --flash-bg: #0d2b1e;
    --flash-border: #1d5c3f;
    --error-bg: #3a1512;
    --error-border: #7a271a;
    --c1: #6b9bf7;
    --c2: #f5a524;
    --c3: #a78bfa;
    --c4: #22d3ee;
    --c5: #f472b6;
    --c6: #4ade80;
    --c7: #94a3b8;
    --c8: #facc15;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.5rem; margin: 0 0 1rem; }
h2 { font-size: 1.15rem; margin: 1.5rem 0 .75rem; }

.topbar {
  display: flex; align-items: center; gap: 1.25rem; flex-wrap: wrap;
  padding: .6rem 1rem; background: var(--surface); border-bottom: 1px solid var(--border);
}
.topbar .brand { font-weight: 700; color: var(--text); }
.topbar nav { display: flex; gap: 1rem; flex-wrap: wrap; flex: 1; }
.topbar nav a { color: var(--muted); padding: .2rem 0; }
.topbar nav a.active { color: var(--text); border-bottom: 2px solid var(--accent); }
.topbar .user { display: flex; gap: .75rem; align-items: center; color: var(--muted); }

.container { max-width: 1200px; margin: 0 auto; padding: 1.25rem 1rem 3rem; }
.narrow { max-width: 560px; }
.page-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem; }
.page-head h1 { margin: 0; }
.actions { display: flex; gap: .5rem; flex-wrap: wrap; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem 1.25rem; }
.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.stat .label { color: var(--muted); font-size: .85rem; }
.stat .value { font-size: 1.35rem; font-weight: 600; font-variant-numeric: tabular-nums; }

.flash { background: var(--flash-bg); border: 1px solid var(--flash-border); padding: .6rem 1rem; border-radius: var(--radius); margin-bottom: 1rem; }
.error { background: var(--error-bg); border: 1px solid var(--error-border); padding: .6rem 1rem; border-radius: var(--radius); margin-bottom: 1rem; }

table { width: 100%; border-collapse: collapse; background: var(--surface); }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
th, td { padding: .5rem .75rem; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: .8rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); font-weight: 600; background: var(--surface); }
tr:last-child td { border-bottom: none; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.neg { color: var(--neg); }
.pos { color: var(--pos); }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.nowrap { white-space: nowrap; }
.badge { display: inline-block; font-size: .75rem; padding: .05rem .45rem; border-radius: 999px; border: 1px solid var(--border); color: var(--muted); }
.badge.draft { border-color: #f5a524; color: #b54708; }

form.stack { display: grid; gap: .9rem; }
.row { display: grid; gap: .9rem; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); }
label { display: grid; gap: .25rem; font-size: .9rem; color: var(--muted); }
label.inline { display: flex; align-items: center; gap: .4rem; color: var(--text); }
input, select, textarea, button, .button {
  font: inherit; color: var(--text); background: var(--surface);
  border: 1px solid var(--border); border-radius: 6px; padding: .45rem .6rem;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
textarea { min-height: 4rem; }
button, .button { cursor: pointer; display: inline-block; text-decoration: none; }
button.primary, .button.primary { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
button.link { background: none; border: none; padding: 0; color: var(--accent); }
button.danger { color: var(--neg); }
.button:hover { text-decoration: none; }
fieldset { border: none; padding: 0; margin: 0; display: flex; gap: 1rem; }

.filters { display: flex; gap: .5rem; flex-wrap: wrap; align-items: end; margin-bottom: 1rem; }
.filters label { font-size: .8rem; }
.totals { display: flex; gap: 1.5rem; flex-wrap: wrap; margin: .75rem 0; font-variant-numeric: tabular-nums; }

.tree ul { list-style: none; margin: 0; padding-left: 1.25rem; }
.tree > ul { padding-left: 0; }
.tree li { padding: .2rem 0; }
.tree .node { display: flex; gap: .6rem; align-items: center; flex-wrap: wrap; }
.tree .inactive > .node .name { text-decoration: line-through; color: var(--muted); }
.tree form { display: inline-flex; gap: .3rem; }
.tree input { padding: .15rem .4rem; font-size: .85rem; }
.columns { display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }

.auth { max-width: 420px; margin: 8vh auto; }
.htmx-request .loading { opacity: .5; }

.badge.new { border-color: var(--pos); color: var(--pos); }
.badge.merge { border-color: var(--accent); color: var(--accent); }
.badge.duplicate, .badge.undone { color: var(--muted); }
.badge.error { border-color: var(--neg); color: var(--neg); }
.badge.done { border-color: var(--pos); color: var(--pos); }
tr.row-duplicate td { opacity: .6; }
details > summary { cursor: pointer; }

.meter { height: 8px; border-radius: 4px; background: var(--border); overflow: hidden; }
.meter span { display: block; height: 100%; background: var(--accent); }
.meter.ahead span { background: #d97706; }
.meter.over span { background: var(--neg); }
.meter.exceeded span { background: var(--pos); }
.charts { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); margin-top: 1rem; }
.charts h3 { margin: 0 0 .5rem; font-weight: 500; }
tr.current td { background: color-mix(in srgb, var(--accent) 8%, transparent); }
tr.future td { color: var(--muted); }
.badge.active { border-color: var(--pos); color: var(--pos); }
.badge.closed { color: var(--muted); }
.tag { display: inline-block; font-size: .75rem; padding: 0 .4rem; border-radius: 4px; background: color-mix(in srgb, var(--accent) 12%, transparent); color: var(--accent); margin-right: .2rem; }
.bulk { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; padding: .6rem .75rem; margin-bottom: .75rem; }
.bulk select, .bulk input { max-width: 18rem; }
[hidden] { display: none !important; }
table.summary tr.total td { font-weight: 600; border-top: 2px solid var(--border); }
.total-card { border-color: var(--accent); }

/* Grid cells and their fields may shrink below the fields' natural width
   (otherwise inputs stick out of narrow columns). */
.row > *, label { min-width: 0; }
label > input:not([type=checkbox]):not([type=radio]), label > select, label > textarea { width: 100%; min-width: 0; }
.doc-layout { display: grid; gap: 1rem; grid-template-columns: minmax(0, 3fr) minmax(280px, 2fr); align-items: start; }
@media (max-width: 860px) { .doc-layout { grid-template-columns: 1fr; } }
.doc-preview { padding: .5rem; }
.doc-preview iframe { width: 100%; height: 80vh; border: none; }
.doc-preview img { max-width: 100%; display: block; margin: 0 auto; }
.doc-link { margin-bottom: .5rem; }
.doc-link form { margin-top: .25rem; }
.doc-grid { display: grid; gap: .75rem; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
.doc-card { text-align: center; overflow-wrap: anywhere; }
.doc-card img { max-width: 100%; max-height: 120px; object-fit: contain; }
.doc-icon { font-size: 3rem; line-height: 1.4; }
.badge.cancelled { color: var(--muted); text-decoration: line-through; }
.badge.finished { color: var(--muted); }