/* The board's styling, lifted from the approved mockup (docs/mockup-ui.html):
   the same tokens, the chip treatment on task rows, the three tick columns.
   Served as committed — no build step. */

:root{
  --bg:#f6f7f9; --panel:#ffffff; --panel-2:#fbfbfd; --line:#e3e6ec;
  --text:#12151c; --muted:#5d6675; --faint:#8b94a3;
  --accent:#4f7cff; --accent-soft:rgba(79,124,255,.12);
  --ok:#1a9c5f; --ok-soft:rgba(26,156,95,.12);
  --run:#c07d10; --run-soft:rgba(192,125,16,.14);
  --stop:#d23b3b; --stop-soft:rgba(210,59,59,.12);
  --idle:#8b94a3; --idle-soft:rgba(139,148,163,.14);
  --shadow:0 1px 2px rgba(16,20,30,.05), 0 8px 24px rgba(16,20,30,.06);
  --radius:12px;
  color-scheme:light;
}
[data-theme="dark"]{
  --bg:#0e1116; --panel:#161a21; --panel-2:#1b2028; --line:#262c36;
  --text:#e8ecf3; --muted:#98a2b3; --faint:#6f7987;
  --accent:#6f95ff; --accent-soft:rgba(111,149,255,.16);
  --ok:#3ec98a; --ok-soft:rgba(62,201,138,.14);
  --run:#e0a33c; --run-soft:rgba(224,163,60,.16);
  --stop:#f0645f; --stop-soft:rgba(240,100,95,.14);
  --idle:#6f7987; --idle-soft:rgba(111,121,135,.18);
  --shadow:0 1px 2px rgba(0,0,0,.3), 0 10px 30px rgba(0,0,0,.35);
  color-scheme:dark;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--text);
  font:14px/1.5 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,"Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
}
button{font:inherit;color:inherit;cursor:pointer}

/* ---------- top bar ---------- */
.topbar{
  position:sticky; top:0; z-index:20;
  display:flex; align-items:center; gap:14px;
  padding:14px 20px;
  background:color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:10px;min-width:0}
.brand .mark{
  width:28px;height:28px;border-radius:8px;flex:none;
  background:linear-gradient(140deg,var(--accent),#8a6bff);
  display:grid;place-items:center;color:#fff;font-weight:700;font-size:13px;
}
.brand h1{font-size:15px;margin:0;font-weight:650;letter-spacing:-.01em;white-space:nowrap}
.brand .sub{font-size:12px;color:var(--faint);white-space:nowrap}
.spacer{flex:1}
.readat{font-size:12px;color:var(--faint);white-space:nowrap}
.icon-btn{
  width:34px;height:34px;border-radius:9px;border:1px solid var(--line);
  background:var(--panel); display:grid;place-items:center;flex:none;
  transition:background .15s,border-color .15s;
}
.icon-btn:hover{background:var(--panel-2);border-color:var(--muted)}
.icon-btn svg{width:17px;height:17px;stroke:var(--muted);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.icon-btn:hover svg{stroke:var(--text)}
.icon-btn.busy svg{animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- layout ---------- */
main{max-width:1080px;margin:0 auto;padding:26px 20px 90px}
.section-head{display:flex;align-items:baseline;gap:10px;margin:0 0 14px}
.section-head h2{font-size:13px;font-weight:650;text-transform:uppercase;letter-spacing:.09em;color:var(--muted);margin:0}
.section-head .count{font-size:12px;color:var(--faint)}
.legend{display:flex;flex-wrap:wrap;gap:16px;margin:0 0 18px;font-size:12px;color:var(--muted)}
.legend .li{display:flex;align-items:center;gap:7px}

.notice{
  margin:0 0 14px;padding:10px 14px;border-radius:9px;
  background:var(--stop-soft);border-left:3px solid var(--stop);font-size:13px;
}
.notice.info{background:var(--accent-soft);border-left-color:var(--accent)}
.empty{
  padding:28px 18px;text-align:center;color:var(--faint);font-size:13px;
  background:var(--panel);border:1px dashed var(--line);border-radius:var(--radius);
}
.empty code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;color:var(--text)}

/* ---------- project ---------- */
.project{
  background:var(--panel); border:1px solid var(--line); border-radius:var(--radius);
  box-shadow:var(--shadow); margin-bottom:12px; overflow:hidden;
}
.project-head{display:flex;align-items:center;gap:8px;padding-right:14px}
.project-head:hover{background:var(--panel-2)}
.project-toggle{
  display:flex;align-items:center;gap:14px;flex:1;min-width:0;
  padding:16px 4px 16px 18px; background:none;border:0;text-align:left;
}
.chev{width:14px;height:14px;flex:none;stroke:var(--faint);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .18s}
[aria-expanded="true"] > .chev{transform:rotate(90deg)}
.project-title{font-size:15px;font-weight:620;letter-spacing:-.01em}
.project-meta{font-size:12px;color:var(--faint);margin-top:2px;display:block}
.progress{display:flex;align-items:center;gap:10px;margin-left:auto;flex:none}
.bar{width:120px;height:6px;border-radius:99px;background:var(--line);overflow:hidden}
.bar span{display:block;height:100%;border-radius:99px;background:var(--accent)}
.progress .pct{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums;min-width:86px;text-align:right}
.project-error{
  margin:0 18px 14px 46px;padding:9px 12px;border-radius:8px;font-size:12.5px;
  background:var(--stop-soft);border-left:2px solid var(--stop);
}

.phases{border-top:1px solid var(--line);background:var(--panel-2)}
.phase{border-bottom:1px solid var(--line)}
.phase:last-child{border-bottom:0}
.phase-head{
  display:flex;align-items:center;gap:12px;width:100%;
  padding:11px 18px 11px 26px;background:none;border:0;text-align:left;
}
.phase-head:hover{background:color-mix(in srgb,var(--panel) 60%, var(--panel-2))}
.phase-title{font-size:13.5px;font-weight:560;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.num{
  flex:none;font-variant-numeric:tabular-nums;color:var(--faint);font-weight:600;
  font-size:12px;min-width:1.6em;
}
.phase-head .num{min-width:1.4em}
.phase-meta{margin-left:auto;font-size:12px;color:var(--faint);font-variant-numeric:tabular-nums;white-space:nowrap}
.phase-meta .here{color:var(--accent);font-weight:600;margin-right:10px}

/* ---------- tasks ---------- */
.tasks{background:var(--panel);border-top:1px solid var(--line)}
.task-head,.task-row{
  display:grid;
  grid-template-columns:minmax(0,1fr) 250px 250px 74px;
  gap:12px; align-items:center;
  padding:10px 18px 10px 40px;
}
.task-head{
  padding-top:8px;padding-bottom:8px;
  font-size:11px;font-weight:650;letter-spacing:.08em;text-transform:uppercase;color:var(--faint);
  border-bottom:1px solid var(--line);
}
.task-row{border-bottom:1px solid var(--line)}
.task-row:last-of-type{border-bottom:0}
.task-row:hover{background:var(--panel-2)}
.task-row.complete .task-name{color:var(--muted)}
.task-name{font-size:13.5px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:flex;gap:8px;align-items:baseline}
.task-name .num{min-width:2.4em}
.task-name .t{min-width:0;overflow:hidden;text-overflow:ellipsis}

.tick{
  width:18px;height:18px;flex:none;border-radius:6px;
  border:1.5px solid var(--line); background:transparent;
  display:grid;place-items:center;
}
.tick svg{width:11px;height:11px;stroke:#fff;fill:none;stroke-width:2.6;stroke-linecap:round;stroke-linejoin:round;opacity:0}
.tick.on{background:var(--ok);border-color:var(--ok)}
.tick.on svg{opacity:1}
.tick.on.user{background:var(--accent);border-color:var(--accent)}
button.tick{cursor:pointer;padding:0;transition:border-color .15s,box-shadow .15s}
button.tick:hover{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
button.tick:disabled{cursor:progress;opacity:.6}
button.tick:focus-visible{outline:none;box-shadow:0 0 0 3px var(--accent-soft)}
.modal .field select{
  width:100%;padding:8px 10px;border-radius:8px;
  border:1px solid var(--line);background:var(--panel-2);color:var(--text);font:inherit;
}

.cell{display:flex;align-items:center;gap:9px;min-width:0;overflow:hidden}
.status{
  display:flex;align-items:center;gap:6px;flex:none;font-size:12.5px;
  padding:3px 9px;border-radius:99px;background:var(--idle-soft);
}
.dot{width:7px;height:7px;border-radius:99px;flex:none;background:var(--idle)}
.s-done{background:var(--ok-soft)}
.s-done .dot{background:var(--ok)}
.s-done .s-label{color:var(--ok)}
.s-progress{background:var(--run-soft)}
.s-progress .dot{background:var(--run);animation:pulse 1.8s ease-in-out infinite}
.s-progress .s-label{color:var(--run)}
.s-blocked{background:var(--stop-soft)}
.s-blocked .dot{background:var(--stop)}
.s-blocked .s-label{color:var(--stop);font-weight:650}
.s-idle .s-label{color:var(--faint)}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.75)}}
.s-label{white-space:nowrap}
.stamp{
  flex:0 1 auto;min-width:0;font-size:11.5px;color:var(--faint);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-variant-numeric:tabular-nums;
}

.reason{
  grid-column:1 / -1;
  margin:2px 0 4px; padding:8px 11px;
  background:var(--stop-soft); border-left:2px solid var(--stop);
  border-radius:6px; font-size:12.5px; color:var(--text);
}
.reason b{color:var(--stop);font-weight:650}

/* ---------- editing the plan from the screen ---------- */
.row-tools{display:inline-flex;gap:2px;margin-left:6px;flex:none;opacity:0;transition:opacity .12s}
.task-row:hover .row-tools,.task-row:focus-within .row-tools,.phase-head:hover .row-tools,.phase-head:focus-within .row-tools{opacity:1}
.row-tools .mini{
  width:24px;height:24px;border-radius:6px;border:1px solid transparent;background:none;
  display:grid;place-items:center;padding:0;
}
.row-tools .mini svg{width:13px;height:13px;stroke:var(--faint);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.row-tools .mini:hover{background:var(--panel-2);border-color:var(--line)}
.row-tools .mini:hover svg{stroke:var(--accent)}
.row-tools .mini.danger:hover svg{stroke:var(--stop)}
.task-name .row-tools{flex:none}
.edit-line{grid-column:1 / -1;display:flex;align-items:center;gap:8px;padding:2px 0}
.edit-line input{
  flex:1;min-width:0;padding:7px 10px;border-radius:8px;font:inherit;font-size:13.5px;
  border:1px solid var(--accent);background:var(--panel-2);color:var(--text);
  box-shadow:0 0 0 3px var(--accent-soft);outline:none;
}
.edit-line .btn{padding:6px 10px}
.edit-error{grid-column:1 / -1;margin:2px 0 4px;padding:8px 11px;border-radius:6px;font-size:12.5px;background:var(--stop-soft);border-left:2px solid var(--stop);color:var(--text)}
.add-task{
  display:flex;align-items:center;gap:8px;padding:8px 18px 10px 40px;border-top:1px solid var(--line);
}
.add-task input{
  flex:1;min-width:0;padding:7px 10px;border-radius:8px;font:inherit;font-size:13px;
  border:1px dashed var(--line);background:transparent;color:var(--text);
}
.add-task input:focus{outline:none;border-style:solid;border-color:var(--accent);background:var(--panel-2);box-shadow:0 0 0 3px var(--accent-soft)}
.add-task .btn{padding:6px 10px}
.add-task .num{min-width:2.4em}
.phase-edit{display:flex;align-items:center;gap:8px;flex:1;min-width:0}
.phase-edit input{
  flex:1;min-width:0;padding:6px 10px;border-radius:8px;font:inherit;font-size:13.5px;font-weight:560;
  border:1px solid var(--accent);background:var(--panel-2);color:var(--text);box-shadow:0 0 0 3px var(--accent-soft);outline:none;
}
.phase-error{padding:0 18px 10px 40px;font-size:12.5px;color:var(--stop)}
.phase-head .row-tools{margin-left:8px}

/* ---------- buttons ---------- */
.btn{
  padding:8px 12px;border-radius:8px;border:1px solid var(--line);
  background:var(--panel-2);font-size:12.5px;font-weight:600;white-space:nowrap;
  display:inline-flex;align-items:center;gap:7px;
}
.btn:hover{border-color:var(--accent);color:var(--accent)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover{filter:brightness(1.08);color:#fff}
.btn.danger:hover{border-color:var(--stop);color:var(--stop)}
.btn[hidden]{display:none}
.btn:disabled{opacity:.55;cursor:not-allowed;filter:none}
.btn svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.add-btn,.names-btn{height:34px}
.assignee{
  flex:none;font-size:11px;font-weight:600;padding:1px 7px;border-radius:99px;
  background:var(--accent-soft);color:var(--accent);white-space:nowrap;
}
.names-list{list-style:none;margin:0 0 10px;padding:0}
.names-list li{display:flex;align-items:center;gap:8px;padding:7px 10px;border:1px solid var(--line);border-radius:8px;margin-bottom:6px;background:var(--panel-2);font-size:13px;font-weight:560}
.names-list li .spacer{flex:1}
.names-list li .btn{padding:4px 8px;font-size:11.5px}
.names-empty{font-size:12.5px;color:var(--faint);margin:0 0 10px}
.empty .btn{margin-top:12px}

.cog{width:32px;height:32px;border-radius:8px;border:1px solid transparent;background:none;display:grid;place-items:center;flex:none}
.cog svg{width:16px;height:16px;stroke:var(--faint);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.cog:hover{background:var(--panel);border-color:var(--line)}
.cog:hover svg{stroke:var(--accent)}

/* ---------- per-project settings drawer ---------- */
.scrim{
  position:fixed;inset:0;background:rgba(8,10,14,.5);backdrop-filter:blur(2px);
  opacity:0;pointer-events:none;transition:opacity .2s;z-index:40;
}
.scrim.open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:420px;max-width:92vw;z-index:50;
  background:var(--panel);border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .24s cubic-bezier(.3,.7,.3,1);
  display:flex;flex-direction:column;
}
.drawer.open{transform:none}
.drawer-head{display:flex;align-items:center;gap:10px;padding:16px 18px;border-bottom:1px solid var(--line)}
.drawer-head .dh-title{font-size:14px;font-weight:650;line-height:1.3}
.drawer-head .dh-sub{font-size:11.5px;color:var(--faint);text-transform:uppercase;letter-spacing:.08em;font-weight:600}
.drawer-body{overflow:auto;padding:6px 18px 24px;margin:0}
.conn{padding:16px 0;border-bottom:1px solid var(--line)}
.conn:last-child{border-bottom:0}
.conn-head{display:flex;align-items:center;gap:9px;margin-bottom:12px}
.conn-head .ct{font-size:13px;font-weight:620}
.chip{
  margin-left:auto;display:flex;align-items:center;gap:6px;
  font-size:11px;font-weight:600;padding:3px 9px;border-radius:99px;
  background:var(--idle-soft);color:var(--faint);
}
.chip .dot{background:currentColor}
.chip.ok{background:var(--ok-soft);color:var(--ok)}
.chip.warn{background:var(--run-soft);color:var(--run)}
.chip.bad{background:var(--stop-soft);color:var(--stop)}
.field{margin-bottom:10px}
.field label{display:block;font-size:11.5px;color:var(--muted);margin-bottom:5px;font-weight:550}
.field input,.field select{
  width:100%;padding:8px 10px;border-radius:8px;
  border:1px solid var(--line);background:var(--panel-2);color:var(--text);font:inherit;
}
.field input:focus,.field select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.field input:read-only{color:var(--muted)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.hint{font-size:11.5px;color:var(--faint);margin:-4px 0 10px}
.hint.bad{color:var(--stop)}
.drawer-foot{
  margin-top:auto;display:flex;gap:8px;align-items:center;
  padding:14px 18px;border-top:1px solid var(--line);background:var(--panel-2);
}
.foot-note{font-size:11.5px;color:var(--faint);min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.foot-note.bad{color:var(--stop);white-space:normal}

/* actions block inside the drawer */
.actions{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.action{
  display:flex;align-items:center;gap:9px;
  padding:9px 11px;border-radius:9px;border:1px solid var(--line);
  background:var(--panel-2);font-size:12.5px;font-weight:560;text-align:left;
}
.action svg{width:15px;height:15px;flex:none;stroke:var(--muted);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.action:hover{border-color:var(--accent);color:var(--accent)}
.action:hover svg{stroke:var(--accent)}
.action.danger:hover{border-color:var(--stop);color:var(--stop)}
.action.danger:hover svg{stroke:var(--stop)}
.action:disabled{opacity:.45;cursor:not-allowed}
.action:disabled:hover{border-color:var(--line);color:inherit}
.action:disabled:hover svg{stroke:var(--muted)}
.action .did{margin-left:auto;font-size:11px;color:var(--ok);font-weight:600}

/* the confirm */
.modal-scrim[hidden]{display:none}
.modal-scrim{position:fixed;inset:0;z-index:60;background:rgba(8,10,14,.55);display:grid;place-items:center;padding:20px}
.modal{
  width:100%;max-width:440px;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;
}
.modal-title{font-size:14.5px;font-weight:650;margin-bottom:6px}
.modal-text{font-size:13px;color:var(--muted);margin-bottom:14px;line-height:1.5}
.modal .field{margin-top:-4px}
.modal-foot{display:flex;gap:8px;justify-content:flex-end;margin-top:6px}

/* one project, all phases open */
.focus-bar{
  display:flex;align-items:center;gap:10px;margin:0 0 14px;padding:9px 14px;border-radius:9px;
  background:var(--accent-soft);color:var(--accent);font-size:12.5px;font-weight:600;
}
.focus-bar a{color:inherit;margin-left:auto;text-decoration:underline}

@media (max-width:860px){
  .add-btn span,.names-btn span{display:none}
  .task-head,.task-row{grid-template-columns:minmax(0,1fr) 1fr;row-gap:8px}
  .task-head .col:nth-child(3),.task-head .col:nth-child(4){display:none}
  .progress .bar{display:none}
  .readat{display:none}
}