:root {
  --bg: #f3f4f6; --panel: #fff; --ink: #111827; --muted: #6b7280; --line: #e5e7eb;
  --accent: #2563eb; --accent-ink: #fff; --side: #1f2937; --side-ink: #e5e7eb;
  --col: #e9ebef; --danger: #dc2626;
  --p-urgent: #dc2626; --p-high: #ea580c; --p-medium: #ca8a04; --p-low: #9ca3af;
  --radius: 8px;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #111318; --panel: #1b1e26; --ink: #e5e7eb; --muted: #9ca3af; --line: #2c303a; --col: #161920; --side: #0b0d11; --accent: #3b82f6; }
}
* { box-sizing: border-box; }
html, body { height: 100%; margin: 0; }
body { font: 14px/1.45 system-ui, -apple-system, Segoe UI, Roboto, sans-serif; background: var(--bg); color: var(--ink); }
.hidden { display: none !important; }
button, select, input, textarea { font: inherit; color: inherit; }
button { border: 1px solid var(--line); background: var(--panel); padding: 6px 12px; border-radius: 6px; cursor: pointer; }
button:hover { border-color: var(--muted); }
button.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
button.danger { color: var(--danger); }
button.ghost { background: transparent; border-color: transparent; color: inherit; text-align: left; }
button.ghost:hover { background: rgba(255,255,255,.08); }
input, select, textarea { border: 1px solid var(--line); background: var(--panel); border-radius: 6px; padding: 6px 8px; width: 100%; }
textarea { resize: vertical; min-height: 70px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }

.login { display: grid; place-items: center; height: 100%; }
.login form { background: var(--panel); padding: 28px; border-radius: 12px; border: 1px solid var(--line); width: min(340px, 90vw); display: grid; gap: 12px; }
.login h1 { margin: 0 0 4px; font-size: 20px; }
.err { color: var(--danger); margin: 0; min-height: 1.2em; }

.app { display: grid; grid-template-columns: 220px 1fr; height: 100%; }
.side { background: var(--side); color: var(--side-ink); display: flex; flex-direction: column; padding: 14px 10px; gap: 8px; overflow-y: auto; }
.brand { font-weight: 700; font-size: 16px; padding: 4px 8px 10px; }
#projects { display: grid; gap: 2px; }
#projects button { width: 100%; text-align: left; border: 0; background: transparent; color: inherit; padding: 7px 8px; border-radius: 6px; display: flex; justify-content: space-between; gap: 8px; }
#projects button:hover { background: rgba(255,255,255,.08); }
#projects button.active { background: rgba(255,255,255,.16); font-weight: 600; }
#projects .count { opacity: .6; font-variant-numeric: tabular-nums; }
.side-foot { margin-top: auto; display: grid; gap: 6px; }
.me { font-size: 12px; opacity: .8; display: grid; gap: 4px; padding: 0 8px; }
.me select { background: #111827; color: inherit; border-color: #374151; }

.main { display: flex; flex-direction: column; min-width: 0; height: 100%; }
.top { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; padding: 16px 20px 12px; flex-wrap: wrap; }
.top h1 { margin: 0; font-size: 20px; }
.top p { margin: 2px 0 0; color: var(--muted); max-width: 60ch; }
.tools { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.tools input[type=search] { width: 180px; } .tools select { width: auto; }

.board { flex: 1; display: grid; grid-template-columns: repeat(4, minmax(240px, 1fr)); gap: 12px; padding: 0 20px 20px; overflow: auto; align-items: start; }
.col { background: var(--col); border-radius: var(--radius); padding: 10px; display: flex; flex-direction: column; gap: 8px; min-height: 120px; max-height: 100%; }
.col.over { outline: 2px dashed var(--accent); }
.col-head { display: flex; justify-content: space-between; align-items: baseline; padding: 2px 4px; }
.col-head h2 { margin: 0; font-size: 12px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.col-head span { color: var(--muted); font-size: 12px; }
.cards { display: flex; flex-direction: column; gap: 8px; overflow-y: auto; min-height: 40px; flex: 1; }

.card { background: var(--panel); border: 1px solid var(--line); border-left: 4px solid var(--p-medium); border-radius: 6px; padding: 9px 10px; cursor: grab; display: grid; gap: 6px; }
.card:hover { border-color: var(--muted); }
.card.dragging { opacity: .4; }
.card[data-priority=urgent] { border-left-color: var(--p-urgent); }
.card[data-priority=high] { border-left-color: var(--p-high); }
.card[data-priority=low] { border-left-color: var(--p-low); }
.card .ref { color: var(--muted); font-size: 12px; font-variant-numeric: tabular-nums; }
.card .t { font-weight: 500; overflow-wrap: anywhere; }
.row { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.chip { font-size: 11px; padding: 1px 6px; border-radius: 10px; background: var(--col); color: var(--muted); }
.chip.bug { background: #fee2e2; color: #991b1b; } .chip.story { background: #dbeafe; color: #1e40af; }
.chip.late { background: #fee2e2; color: #991b1b; } .chip.soon { background: #fef3c7; color: #92400e; }
@media (prefers-color-scheme: dark) { .chip.bug, .chip.late { background: #450a0a; color: #fca5a5; } .chip.story { background: #172554; color: #93c5fd; } .chip.soon { background: #422006; color: #fcd34d; } }
.avatar { width: 22px; height: 22px; border-radius: 50%; display: inline-grid; place-items: center; font-size: 11px; font-weight: 600; background: var(--accent); color: #fff; }
.avatar.none { background: var(--col); color: var(--muted); border: 1px dashed var(--muted); }
.empty { color: var(--muted); text-align: center; padding: 18px 6px; font-size: 13px; }

dialog { border: 1px solid var(--line); border-radius: 12px; padding: 0; background: var(--panel); color: var(--ink); width: min(680px, 94vw); max-height: 92vh; }
dialog::backdrop { background: rgba(0,0,0,.45); }
.dlg { display: flex; flex-direction: column; max-height: 92vh; }
.dlg-head { display: flex; justify-content: space-between; align-items: center; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.dlg-head h3 { margin: 0; font-size: 16px; }
.dlg-body { padding: 16px 18px; overflow-y: auto; display: grid; gap: 12px; }
.dlg-foot { padding: 12px 18px; border-top: 1px solid var(--line); display: flex; gap: 8px; justify-content: flex-end; }
.dlg-foot .left { margin-right: auto; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
label.f { display: grid; gap: 4px; font-size: 12px; color: var(--muted); }
label.f > :not(span) { color: var(--ink); font-size: 14px; }
.hint { font-size: 12px; color: var(--muted); margin: 0; }
.hist { display: grid; gap: 6px; font-size: 13px; }
.hist .ev { color: var(--muted); } .hist .ev b { color: var(--ink); font-weight: 600; }
.hist .cm { background: var(--col); border-radius: 6px; padding: 6px 8px; }
.tabs { display: flex; gap: 4px; } .tabs button.on { background: var(--accent); color: #fff; border-color: var(--accent); }
pre.out { background: var(--col); border-radius: 6px; padding: 10px; overflow: auto; max-height: 260px; font-size: 12px; margin: 0; white-space: pre-wrap; }
.mrow { display: grid; grid-template-columns: 1fr 1fr 2fr auto; gap: 8px; align-items: center; }
.toast { position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%); background: #111827; color: #fff; padding: 8px 14px; border-radius: 8px; z-index: 100; }
.toast.bad { background: var(--danger); }

@media (max-width: 800px) {
  .app { grid-template-columns: 1fr; grid-template-rows: auto 1fr; }
  .side { flex-direction: row; align-items: center; overflow-x: auto; padding: 8px; }
  .brand, .side-foot .me { display: none; }
  #projects { display: flex; } #projects button { white-space: nowrap; }
  .side-foot { margin: 0 0 0 auto; display: flex; }
  .board { grid-template-columns: repeat(4, 82vw); scroll-snap-type: x mandatory; }
  .col { scroll-snap-align: start; }
  .grid2, .grid3, .mrow { grid-template-columns: 1fr; }
}