/* Bug Manager V1.02 - styles
 * Palette mirrors the Lakshan workboard exactly:
 *   dark  canvas #090b10, surface #151922, accent mint #b9ff66
 *   light canvas #edece1 (warm cream, never plain white), surface #ffffff
 * Semantic colours follow his coding: red = error, green = implemented,
 * blue = holding for review.
 */

:root{
  --accent:#b9ff66;
  --accent-fill:#b9ff66;
  --accent-ink:#090b10;
  --focus-ring:rgba(185,255,102,.30);
  --canvas:#090b10;
  --surface:#151922;
  --surface-2:#1b2029;
  --line:#2b313d;
  --text:#f1f4ee;
  --muted:#8d96a4;
  --err:#ff6b6b;       --err-bg:rgba(255,107,107,.12);
  --ok:#34d399;        --ok-bg:rgba(52,211,153,.12);
  --info:#5b8cff;      --info-bg:rgba(91,140,255,.14);
  --warn:#f5a524;      --warn-bg:rgba(245,165,36,.13);
  --orange:#ff9f43;    --orange-bg:rgba(255,159,67,.13);
  --grey:#8d96a4;      --grey-bg:rgba(141,150,164,.14);
  --ease:cubic-bezier(.16,1,.3,1);
  color-scheme:dark;
}
html[data-theme=light]{
  --accent:#4f7f00;
  --accent-fill:#b9ff66;
  --accent-ink:#141911;
  --focus-ring:rgba(79,127,0,.24);
  --canvas:#edece1;
  --surface:#ffffff;
  --surface-2:#f4f5ec;
  --line:#d7ddcf;
  --text:#141911;
  --muted:#667060;
  --err:#dc3545;       --err-bg:rgba(220,53,69,.10);
  --ok:#059669;        --ok-bg:rgba(5,150,105,.10);
  --info:#2563eb;      --info-bg:rgba(37,99,235,.10);
  --warn:#d97706;      --warn-bg:rgba(217,119,6,.12);
  --orange:#ea580c;    --orange-bg:rgba(234,88,12,.10);
  --grey:#667060;      --grey-bg:rgba(102,112,96,.12);
  color-scheme:light;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--canvas); color:var(--text);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:14px; line-height:1.5;
}
main{padding:0 20px 32px; max-width:1600px; margin:0 auto}

/* ---------- top bar ---------- */
.topbar{
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  padding:14px 20px; border-bottom:1px solid var(--line);
  position:sticky; top:0; background:var(--canvas); z-index:40;
}
.topbar-left{display:flex; align-items:center; gap:12px; min-width:0}
.backlink{color:var(--muted); text-decoration:none; font-size:13px; white-space:nowrap}
.backlink:hover{color:var(--accent)}
a{color:var(--accent)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--focus-ring);outline-offset:2px}
.pagetitle{font-size:20px; margin:0; letter-spacing:-.02em; white-space:nowrap}
.version-chip{
  font-size:11px; font-weight:700; letter-spacing:.08em; color:var(--accent);
  border:1px solid var(--accent-fill); background:var(--accent-fill); color:var(--accent-ink); border-radius:999px; padding:3px 10px; white-space:nowrap;
}
.topbar-right{display:flex; align-items:center; gap:10px}
.search{
  width:min(340px,42vw); padding:8px 12px; border-radius:8px;
  border:1px solid var(--line); background:var(--surface); color:var(--text);
  font:inherit; outline:none;
}
.search:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--focus-ring)}

/* ---------- toolbar: tabs, presets, filters ---------- */
.toolbar{
  display:flex; align-items:center; flex-wrap:wrap; gap:10px;
  padding:10px 20px; border-bottom:1px solid var(--line);
  position:sticky; top:57px; background:var(--canvas); z-index:30;
}
.tabs{display:flex; border:1px solid var(--line); border-radius:8px; overflow:hidden}
.tab{
  background:transparent; border:0; color:var(--muted); font:inherit; font-weight:600;
  padding:7px 14px; cursor:pointer;
}
.tab.active{background:var(--accent-fill); color:var(--accent-ink)}
.tab:hover{color:var(--text)}
.presets{display:flex; gap:6px; flex-wrap:wrap}
.preset{
  font:inherit; font-size:12px; cursor:pointer; color:var(--muted);
  border:1px solid var(--line); background:transparent; border-radius:999px; padding:5px 11px;
}
.preset.active{color:var(--accent-ink); background:var(--accent-fill); border-color:var(--accent-fill)}
.filters{display:flex; gap:8px; flex-wrap:wrap}
.filters select{
  font:inherit; font-size:12.5px; padding:6px 8px; border-radius:8px;
  border:1px solid var(--line); background:var(--surface); color:var(--text); cursor:pointer;
}
.spacer{flex:1}
.btn{
  font:inherit; font-size:12.5px; padding:7px 12px; border-radius:8px; cursor:pointer;
  border:1px solid var(--accent); background:var(--surface); color:var(--accent);
}
.btn.ghost{background:transparent}
.btn:hover{border-color:var(--accent-fill); background:var(--accent-fill); color:var(--accent-ink)}

/* ---------- KPI cards ---------- */
.view{padding-top:18px}
.kpis{display:grid; grid-template-columns:repeat(auto-fit,minmax(140px,1fr)); gap:12px; margin-bottom:18px}
.kpi{
  background:var(--surface); border:1px solid var(--line); border-radius:12px; padding:14px 16px;
}
.kpi .k-label{font-size:11px; letter-spacing:.1em; text-transform:uppercase; color:var(--muted)}
.kpi .k-value{font-size:26px; font-weight:700; letter-spacing:-.02em; margin-top:4px}
.kpi.k-open .k-value{color:var(--err)}
.kpi.k-progress .k-value{color:var(--warn)}
.kpi.k-hold .k-value{color:var(--info)}
.kpi.k-resolved .k-value{color:var(--ok)}
.kpi.k-total .k-value{color:var(--accent)}

/* ---------- dashboard cards, charts, lifecycle ---------- */
.dash-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(300px,1fr)); gap:14px; margin-bottom:14px}
.card{background:var(--surface); border:1px solid var(--line); border-radius:12px; padding:16px 18px; margin-bottom:14px}
.dash-grid .card{margin-bottom:0}
.card-title{font-size:13px; letter-spacing:.1em; text-transform:uppercase; color:var(--muted); margin:0 0 12px}
.card-note{font-size:12.5px; color:var(--muted); margin:-6px 0 14px}
.chart-legend{display:flex; flex-wrap:wrap; gap:8px 16px; margin-top:10px; font-size:12px; color:var(--muted)}
.chart-legend .dot{display:inline-block; width:9px; height:9px; border-radius:50%; margin-right:6px}
.bar-row{display:grid; grid-template-columns:96px 1fr 44px; align-items:center; gap:10px; margin:7px 0; font-size:12.5px}
.bar-track{background:var(--surface-2); border-radius:6px; height:16px; overflow:hidden; display:flex}
.bar-fill{height:100%}
.bar-count{text-align:right; color:var(--muted)}
.donut-wrap{display:flex; align-items:center; gap:18px; flex-wrap:wrap}
.donut-center{font-size:12px; fill:var(--muted); text-anchor:middle}
.donut-center.big{font-size:22px; font-weight:700; fill:var(--accent)}
.lifecycle{display:flex; flex-wrap:wrap; align-items:center; gap:8px}
.lc-step{
  border:1px solid var(--line); background:var(--surface-2); border-radius:999px;
  padding:6px 14px; font-size:12.5px; font-weight:600;
}
.lc-arrow{color:var(--muted)}
.lc-side{font-size:12px; color:var(--muted); flex-basis:100%; margin-top:8px}

/* ---------- activity feed ---------- */
.activity{display:flex; flex-direction:column; gap:0}
.act-row{display:grid; grid-template-columns:150px 130px 110px 1fr; gap:12px; padding:8px 0; border-bottom:1px solid var(--line); font-size:12.5px}
.act-row:last-child{border-bottom:0}
.act-ts{color:var(--muted)}
.act-actor{color:var(--accent)}
.act-action{font-weight:600}
.act-detail{color:var(--muted)}

/* ---------- ledger table ---------- */
.table-meta{display:flex; justify-content:space-between; color:var(--muted); font-size:12.5px; padding:0 2px 8px}
.table-wrap{
  background:var(--surface); border:1px solid var(--line); border-radius:12px;
  overflow:auto; max-height:calc(100vh - 210px);
}
table.ledger{border-collapse:separate; border-spacing:0; width:100%; min-width:1180px}
table.ledger th{
  position:sticky; top:0; z-index:2; background:var(--surface-2); color:var(--muted);
  font-size:11px; letter-spacing:.08em; text-transform:uppercase; text-align:left;
  padding:10px 12px; border-bottom:1px solid var(--line); cursor:pointer; user-select:none; white-space:nowrap;
}
table.ledger th .sort-arrow{color:var(--accent); margin-left:4px}
table.ledger td{
  padding:10px 12px; border-bottom:1px solid var(--line); font-size:13px; vertical-align:top; white-space:nowrap;
}
table.ledger td.cell-title{white-space:normal; min-width:240px; max-width:340px}
table.ledger tbody tr{cursor:pointer}
table.ledger tbody tr:hover{background:var(--surface-2)}
.cell-id{font-weight:700; color:var(--accent); font-variant-numeric:tabular-nums}
.cell-muted{color:var(--muted)}
.empty{padding:40px; text-align:center; color:var(--muted)}

/* chips */
.chip{
  display:inline-flex; align-items:center; gap:6px; font-size:11.5px; font-weight:600;
  border-radius:999px; padding:3px 10px; white-space:nowrap;
}
.chip::before{content:""; width:6px; height:6px; border-radius:50%; background:currentColor}
.chip-err{color:var(--err); background:var(--err-bg)}
.chip-ok{color:var(--ok); background:var(--ok-bg)}
.chip-info{color:var(--info); background:var(--info-bg)}
.chip-warn{color:var(--warn); background:var(--warn-bg)}
.chip-orange{color:var(--orange); background:var(--orange-bg)}
.chip-grey{color:var(--grey); background:var(--grey-bg)}

/* ---------- kanban board ---------- */
.board{display:grid; grid-auto-flow:column; grid-auto-columns:minmax(250px,1fr); gap:12px; overflow-x:auto; padding-bottom:12px}
.board-col{background:var(--surface); border:1px solid var(--line); border-radius:12px; padding:12px; min-height:120px}
.board-col-head{display:flex; justify-content:space-between; align-items:center; margin-bottom:10px}
.board-col-head .chip{margin-right:6px}
.board-count{color:var(--muted); font-size:12px}
.board-card{
  background:var(--surface-2); border:1px solid var(--line); border-radius:10px;
  padding:10px 12px; margin-bottom:8px; cursor:pointer;
}
.board-card:hover{border-color:var(--accent)}
.board-card .bc-id{font-size:11px; font-weight:700; color:var(--accent)}
.board-card .bc-title{font-size:13px; margin:4px 0 8px; line-height:1.35}
.board-card .bc-foot{display:flex; justify-content:space-between; align-items:center; font-size:11.5px; color:var(--muted)}
.board-empty{color:var(--muted); font-size:12px; text-align:center; padding:14px 0}

/* ---------- detail drawer ---------- */
.drawer-overlay{
  position:fixed; inset:0; background:rgba(0,0,0,.45); z-index:60;
}
.drawer{
  position:fixed; top:0; right:0; bottom:0; width:min(540px,100vw); z-index:61;
  background:var(--surface); border-left:1px solid var(--line);
  display:flex; flex-direction:column; box-shadow:-16px 0 48px rgba(0,0,0,.3);
}
.drawer-head{
  display:flex; justify-content:space-between; align-items:flex-start; gap:12px;
  padding:16px 20px; border-bottom:1px solid var(--line);
}
.drawer-id{font-size:12px; font-weight:700; color:var(--accent); letter-spacing:.06em}
.drawer-title{font-size:17px; font-weight:700; line-height:1.35; margin-top:4px}
.drawer-body{padding:18px 20px 32px; overflow-y:auto}
.d-chips{display:flex; flex-wrap:wrap; gap:6px; margin-bottom:16px}
.d-section{margin-bottom:18px}
.d-label{font-size:11px; letter-spacing:.1em; text-transform:uppercase; color:var(--muted); margin:0 0 6px}
.d-text{font-size:13.5px; line-height:1.6; margin:0; white-space:pre-wrap}
.d-grid{display:grid; grid-template-columns:1fr 1fr; gap:10px 18px; margin-bottom:18px}
.d-grid .d-label{margin-bottom:2px}
.d-grid .d-val{font-size:13px}
.d-workflow{display:flex; flex-wrap:wrap; align-items:center; gap:6px; margin-bottom:18px}
.d-workflow .lc-step{font-size:11.5px; padding:4px 11px}
.d-workflow .lc-done{border-color:var(--ok); color:var(--ok)}
.d-workflow .lc-now{border-color:var(--accent); color:var(--accent)}
.d-attach{display:flex; flex-direction:column; gap:6px}
.d-attach .file{font-size:12.5px; color:var(--text)}
.d-attach .note{font-size:11.5px; color:var(--muted)}
.d-timeline{border-left:2px solid var(--line); margin-left:6px; padding-left:16px; display:flex; flex-direction:column; gap:14px}
.d-tl-item{position:relative}
.d-tl-item::before{
  content:""; position:absolute; left:-22px; top:4px; width:10px; height:10px;
  border-radius:50%; background:var(--accent); border:2px solid var(--surface);
}
.d-tl-item .ts{font-size:11px; color:var(--muted)}
.d-tl-item .who{font-size:12.5px; font-weight:700}
.d-tl-item .what{font-size:12.5px; color:var(--muted); margin-top:2px}

/* ---------- footer ---------- */
.footer{
  display:flex; flex-wrap:wrap; gap:8px 28px; justify-content:space-between;
  border-top:1px solid var(--line); padding:14px 20px; color:var(--muted); font-size:12px;
}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .act-row{grid-template-columns:110px 1fr; gap:4px 10px}
  .act-action{display:none}
}
@media (max-width:640px){
  .topbar{flex-wrap:wrap}
  .search{width:100%}
  .toolbar{top:105px}
  .table-wrap{max-height:none}
  .d-grid{grid-template-columns:1fr}
}

/* ---------- print: ledger only ---------- */
@media print{
  .topbar-right,.toolbar,.board,.kpis,.dash-grid,.drawer,.drawer-overlay,.footer,.backlink{display:none !important}
  body{background:#fff; color:#000}
  .table-wrap{max-height:none; border:0}
  table.ledger{min-width:0}
  table.ledger th{position:static}
}

/* hidden attribute must win over component display rules */
[hidden]{display:none !important}

/* keep arrow+step pairs on one line in workflow steppers */
.lc-pair{display:inline-flex; align-items:center; gap:6px; white-space:nowrap}