:root {
  --bg: #0f1420;
  --panel: #171e2e;
  --panel-2: #1d2537;
  --text: #e8ecf4;
  --muted: #8a93a6;
  --line: #2a3348;
  --pending: #5c6577;
  --progress: #e0a83c;
  --done: #3fb96b;
  --accent: #5aa2ff;
  --danger: #e05c5c;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.45;
}
header {
  padding: 20px clamp(16px, 4vw, 48px) 12px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #131a2a, var(--bg));
}
.head-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
h1 { font-size: 1.35rem; margin: 0; }
.head-actions { display: flex; align-items: center; gap: 10px; }
.who { color: var(--muted); font-size: .9rem; cursor: pointer; }
.who.editing::after { content: " ✏️"; }
button {
  background: var(--panel-2); color: var(--text); border: 1px solid var(--line);
  border-radius: 8px; padding: 6px 10px; cursor: pointer; font-size: .9rem;
}
button:hover { border-color: var(--accent); }

.global { display: flex; align-items: center; gap: 12px; margin-top: 14px; }
.global-bar { flex: 1; height: 10px; background: var(--panel-2); border-radius: 6px; overflow: hidden; }
.global-fill { height: 100%; width: 0; background: linear-gradient(90deg, var(--done), #6fd992); transition: width .4s; }
.global-label { font-size: .9rem; color: var(--muted); white-space: nowrap; }

.pipeline { display: flex; gap: 6px; margin: 14px 0 4px; flex-wrap: wrap; align-items: center; }
.pipe-chip {
  display: flex; flex-direction: column; gap: 4px; padding: 6px 12px;
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px;
  font-size: .78rem; min-width: 96px;
}
.pipe-chip .pct { font-weight: 700; font-size: .95rem; }
.pipe-chip.active { border-color: var(--progress); box-shadow: 0 0 0 1px var(--progress) inset; }
.pipe-arrow { color: var(--muted); }

main { padding: 18px clamp(16px, 4vw, 48px) 40px; display: grid; gap: 18px; }

.layer, .panel {
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 16px 18px;
}
.layer-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.layer-head h2 { margin: 0; font-size: 1.05rem; }
.layer-head .sub { color: var(--muted); font-size: .85rem; }
.layer-bar { height: 6px; background: var(--panel-2); border-radius: 4px; overflow: hidden; margin: 10px 0 12px; }
.layer-fill { height: 100%; background: var(--done); transition: width .4s; }

.task {
  display: flex; align-items: flex-start; gap: 10px; padding: 8px 6px;
  border-top: 1px solid var(--line);
}
.task:first-of-type { border-top: none; }
.status {
  flex: none; width: 108px; text-align: center; padding: 3px 0; border-radius: 20px;
  font-size: .74rem; font-weight: 600; letter-spacing: .02em; cursor: pointer; user-select: none;
  border: 1px solid transparent; margin-top: 2px;
}
.status.pending { background: #232a3c; color: var(--pending); border-color: var(--pending); }
.status.in_progress { background: #33290f; color: var(--progress); border-color: var(--progress); }
.status.done { background: #12301d; color: var(--done); border-color: var(--done); }
.task-body { flex: 1; min-width: 0; }
.task-title { font-weight: 600; font-size: .95rem; }
.task-title[contenteditable="true"], .task-detail[contenteditable="true"] { outline: 1px dashed var(--accent); border-radius: 4px; }
.task.done .task-title { color: var(--muted); text-decoration: line-through; text-decoration-color: #3fb96b66; }
.task-detail { color: var(--muted); font-size: .83rem; margin-top: 2px; white-space: pre-wrap; }
.assignee {
  flex: none; font-size: .74rem; color: var(--accent); cursor: pointer;
  background: #1b2942; padding: 3px 9px; border-radius: 20px; margin-top: 2px;
}
.assignee.empty { color: var(--muted); background: transparent; border: 1px dashed var(--line); }
.del { flex: none; color: var(--muted); cursor: pointer; background: none; border: none; font-size: .9rem; padding: 2px 6px; }
.del:hover { color: var(--danger); }
.add-task { margin-top: 10px; font-size: .82rem; color: var(--muted); background: none; border: 1px dashed var(--line); width: 100%; padding: 7px; border-radius: 8px; }
.add-task:hover { color: var(--text); }

.panel h2 { margin: 0 0 10px; font-size: 1.02rem; }
.decisions { display: grid; gap: 8px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.decision { background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; }
.decision .code { font-weight: 700; color: var(--accent); margin-right: 8px; }
.decision .dstatus { float: right; font-size: .72rem; padding: 2px 8px; border-radius: 12px; cursor: pointer; }
.dstatus.closed { background: #12301d; color: var(--done); }
.dstatus.planned { background: #33290f; color: var(--progress); }
.dstatus.open { background: #232a3c; color: var(--pending); }
.decision .ddetail { color: var(--muted); font-size: .8rem; margin-top: 5px; }

.events { list-style: none; margin: 0; padding: 0; font-size: .82rem; max-height: 260px; overflow-y: auto; }
.events li { padding: 5px 0; border-top: 1px solid var(--line); color: var(--muted); }
.events li:first-child { border-top: none; }
.events .actor { color: var(--accent); font-weight: 600; }
.events time { float: right; font-size: .74rem; }

footer { text-align: center; color: var(--muted); font-size: .78rem; padding: 0 16px 28px; }

.toast {
  position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%);
  background: var(--panel-2); border: 1px solid var(--line); color: var(--text);
  padding: 9px 18px; border-radius: 10px; font-size: .85rem; opacity: 0; transition: opacity .25s;
  pointer-events: none; z-index: 10;
}
.toast.show { opacity: 1; }
.toast.err { border-color: var(--danger); }

@media (max-width: 640px) {
  .task { flex-wrap: wrap; }
  .status { width: 96px; }
}