:root {
  --bg: #1e1e1e;
  --panel: #262626;
  --card: #2b2b2b;
  --text: #dcddde;
  --muted: #9898a0;
  --line: #3d3d3d;
  --accent: #7f6df2;
  --warning: #e0af68;
  --warning-bg: rgba(224, 175, 104, 0.12);
  --success: #9ece6a;
  --success-bg: rgba(158, 206, 106, 0.12);
  --info: #7aa2f7;
  --info-bg: rgba(122, 162, 247, 0.12);
  --danger: #f7768e;
  --tag-green: #2f9e6b;
  --tag-green-bg: rgba(47, 158, 107, 0.18);
  --tag-blue: #3a7bd5;
  --tag-blue-bg: rgba(58, 123, 213, 0.18);
  --tag-amber: #d89b3a;
  --tag-amber-bg: rgba(216, 155, 58, 0.18);
  --tag-purple: #8b6cf0;
  --tag-purple-bg: rgba(139, 108, 240, 0.18);
  --tag-red: #d85a6a;
  --tag-red-bg: rgba(216, 90, 106, 0.18);
  --tag-gray: #8a8a93;
  --tag-gray-bg: rgba(138, 138, 147, 0.16);
  --font: "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.45 var(--font); }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: var(--accent); border: 0; border-radius: 6px; padding: 0.4rem 0.75rem; cursor: pointer; color: #fff; }
button.ghost { background: transparent; border: 1px solid var(--line); color: var(--text); }
button:hover { filter: brightness(1.08); }
input, select, textarea { background: #1a1a1a; border: 1px solid var(--line); border-radius: 6px; padding: 0.4rem 0.55rem; width: 100%; }
label { display: block; margin: 0.65rem 0; font-size: 0.85rem; color: var(--muted); }
label.inline { display: flex; align-items: center; gap: 0.4rem; }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.error { color: var(--danger); }
.hint { font-size: 0.8rem; color: var(--muted); }
code { font-size: 0.9em; }

.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 1.5rem; }
.login-card { width: min(420px, 100%); background: var(--panel); padding: 1.5rem; border-radius: 12px; border: 1px solid var(--line); }
.login-card h1 { margin: 0 0 0.25rem; }

.top { display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: space-between; align-items: center; padding: 0.85rem 1.1rem; border-bottom: 1px solid var(--line); background: var(--panel); position: sticky; top: 0; z-index: 2; }
.brand { display: flex; gap: 0.75rem; align-items: center; }
.top-actions { display: flex; flex-wrap: wrap; gap: 0.4rem; align-items: center; }
.top-actions input[type="search"], .top-actions select { width: auto; }
.who { font-size: 0.85rem; color: var(--muted); margin-left: 0.25rem; }
.board-select { width: auto; min-width: 12rem; font-weight: 600; }
.item.indent-1 { padding-left: 3.4rem; position: relative; }
.item.indent-1::before {
  content: "";
  position: absolute;
  left: 2.55rem;
  top: 0;
  bottom: 0;
  width: 1px;
  background: #4a4a4a;
}
.item.subtask-first::before { top: 0.1rem; }
.item.subtask-last::before { bottom: 50%; }

.cards { display: flex; flex-direction: column; gap: 0.45rem; padding: 1.1rem; max-width: 980px; }
.card { background: var(--card); border-radius: 10px; border: 1px solid var(--line); overflow: hidden; }
.card.warning:not(.tagged) { border-left: 4px solid var(--warning); }
.card.success:not(.tagged) { border-left: 4px solid var(--success); }
.card.info:not(.tagged) { border-left: 4px solid var(--info); }
.card.tag-green { border-left: 4px solid var(--tag-green); }
.card.tag-blue { border-left: 4px solid var(--tag-blue); }
.card.tag-amber { border-left: 4px solid var(--tag-amber); }
.card.tag-purple { border-left: 4px solid var(--tag-purple); }
.card.tag-red { border-left: 4px solid var(--tag-red); }
.card.tag-gray { border-left: 4px solid var(--tag-gray); }
.card.tag-green.tag-blue { border-left-color: var(--tag-green); }
.card header { display: grid; grid-template-columns: auto 1fr auto auto; gap: 0.65rem; padding: 0.65rem 0.85rem; align-items: center; cursor: pointer; }
.card-tools { display: flex; gap: 0.15rem; }
.icon-btn { background: transparent; color: var(--muted); padding: 0.2rem; border: 0; }
.icon-btn:hover { color: var(--text); }
.icon-btn.is-copied { color: var(--success); }
#export-text { width: 100%; font-family: ui-monospace, Consolas, monospace; font-size: 0.8rem; }
.trash-actions { display: flex; flex-wrap: wrap; gap: 0.35rem; justify-content: flex-end; }
.card.warning:not(.tagged) header { background: var(--warning-bg); }
.card.success:not(.tagged) header { background: var(--success-bg); }
.card.info:not(.tagged) header { background: var(--info-bg); }
.card.tag-green header { background: var(--tag-green-bg); }
.card.tag-blue header { background: var(--tag-blue-bg); }
.card.tag-amber header { background: var(--tag-amber-bg); }
.card.tag-purple header { background: var(--tag-purple-bg); }
.card.tag-red header { background: var(--tag-red-bg); }
.card.tag-gray header { background: var(--tag-gray-bg); }
.card.tag-green.tag-blue header { background: linear-gradient(90deg, var(--tag-green-bg), var(--tag-blue-bg)); }
.tag-row { display: flex; flex-wrap: wrap; gap: 0.3rem; margin-top: 0.3rem; }
.tag-chip { border: 1px solid var(--line); background: transparent; color: var(--muted); border-radius: 99px; padding: 0.05rem 0.5rem; font-size: 0.7rem; line-height: 1.4; }
.tag-chip.on.green, .tag-chip.green.on { color: #d8f3e6; border-color: var(--tag-green); background: var(--tag-green-bg); }
.tag-chip.on.blue, .tag-chip.blue.on { color: #d6e6fb; border-color: var(--tag-blue); background: var(--tag-blue-bg); }
.tag-chip.on.amber { color: #f3e6c8; border-color: var(--tag-amber); background: var(--tag-amber-bg); }
.tag-chip.on.purple { color: #e6defc; border-color: var(--tag-purple); background: var(--tag-purple-bg); }
.tag-chip.on.red { color: #f8d7dc; border-color: var(--tag-red); background: var(--tag-red-bg); }
.tag-chip.on.gray { color: #ddd; border-color: var(--tag-gray); background: var(--tag-gray-bg); }
.card h2 { margin: 0; font-size: 1rem; }
.card.collapsed .body { display: none; }
.meta { font-size: 0.75rem; color: var(--muted); }
.progress { font-variant-numeric: tabular-nums; min-width: 6.5rem; text-align: right; font-size: 0.8rem; color: var(--muted); }
.progress .bar { display: block; height: 4px; background: #3a3a3a; border-radius: 99px; margin-top: 0.3rem; overflow: hidden; }
.progress .bar i { display: block; height: 100%; background: var(--success); }
.item { display: grid; grid-template-columns: auto auto auto 1fr auto auto auto; gap: 0.45rem; align-items: start; padding: 0.4rem 0.85rem; }
.item.is-selected { background: rgba(127, 109, 242, 0.12); }
.item.is-dragging { opacity: 0.4; }
.item.drop-before { box-shadow: inset 0 2px 0 var(--accent); }
.item.drop-after { box-shadow: inset 0 -2px 0 var(--accent); }
.item.drop-child { box-shadow: inset 0 0 0 2px var(--accent); }
.drag-handle { cursor: grab; display: grid; place-items: center; user-select: none; }
.drag-handle:active { cursor: grabbing; }
.drag-handle.is-off { visibility: hidden; pointer-events: none; }
.pick-item { display: grid; place-items: center; margin: 0; width: auto; }
.pick-item input { width: auto; margin: 0; accent-color: var(--accent); }
.item-select-bar { display: flex; flex-wrap: wrap; gap: 0.4rem; align-items: center; padding: 0.45rem 0.85rem; border-top: 1px solid var(--line); }
.item + .item { border-top: 1px solid #333; }
.item.done .title { text-decoration: line-through; color: var(--muted); }
.item.doing .title { color: var(--warning); }
.ico { width: 16px; height: 16px; display: block; }
.fold { background: transparent; color: var(--muted); padding: 0.15rem; border: 0; }
.chevron { transition: transform 0.15s ease; }
.chevron.open { transform: rotate(90deg); }
.box { width: 1.35rem; height: 1.35rem; border: 0; border-radius: 4px; background: transparent; padding: 0; color: var(--muted); display: grid; place-items: center; }
.item.doing .box { color: var(--warning); }
.item.done .box { color: var(--success); }
.who-chip { font-size: 0.7rem; color: var(--muted); white-space: nowrap; }
.item-del { background: transparent; color: var(--muted); padding: 0.1rem; }
.add-row { display: flex; gap: 0.4rem; padding: 0.6rem 0.85rem 0.85rem; }
.add-row input { flex: 1; }
.add-row select { width: auto; }
.card-foot { display: flex; justify-content: space-between; gap: 0.4rem; padding: 0 0.85rem 0.75rem; align-items: center; flex-wrap: wrap; }
.card-foot select { width: auto; }
.due-field { display: flex; align-items: center; gap: 0.35rem; color: var(--muted); font-size: 0.8rem; }
.due-field input[type="date"] { width: auto; }
.due.is-overdue { color: var(--danger); }

.modal { width: min(560px, calc(100vw - 2rem)); background: var(--panel); color: var(--text); border: 1px solid var(--line); border-radius: 12px; padding: 1rem 1.1rem; }
.modal::backdrop { background: rgba(0,0,0,0.55); }
.modal menu { display: flex; justify-content: flex-end; gap: 0.4rem; padding: 0; margin: 1rem 0 0; }
.options { display: grid; gap: 0.35rem; margin-top: 0.5rem; }
.activity { list-style: none; padding: 0; margin: 0; max-height: 60vh; overflow: auto; }
.activity li { padding: 0.45rem 0; border-bottom: 1px solid var(--line); font-size: 0.9rem; }
.add-user { margin-top: 1rem; padding-top: 0.75rem; border-top: 1px solid var(--line); }
.person-row { display: flex; justify-content: space-between; align-items: center; gap: 0.6rem; padding: 0.4rem 0; }
.person-row + .person-row { border-top: 1px solid var(--line); }
.person-row .ghost { flex-shrink: 0; }

.assign-bar { display: flex; flex-wrap: wrap; gap: 0.55rem; align-items: center; margin-top: 0.75rem; }
.assign-bar select { width: auto; min-width: 10rem; }
.assign { padding: 1.1rem; }
.assign h2 { margin: 0 0 0.35rem; }
.assign table { width: 100%; border-collapse: collapse; margin-top: 0.75rem; background: var(--card); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.assign th, .assign td { text-align: left; padding: 0.65rem 0.8rem; border-bottom: 1px solid var(--line); }
.assign th { color: var(--muted); font-size: 0.8rem; font-weight: 600; }
.assign tr:last-child td { border-bottom: 0; }
.assign select { width: auto; min-width: 10rem; }
.assign .status { text-transform: lowercase; }
.assign .status.warning { color: var(--warning); }
.assign .status.success { color: var(--success); }
.assign .status.info { color: var(--info); }
button.active { outline: 2px solid var(--accent); }

#btn-news { display: inline-flex; align-items: center; gap: 0.35rem; }
#btn-news.is-unread { box-shadow: inset 0 0 0 2px rgba(158, 206, 106, 0.65); }
#btn-news.is-unread::after {
  content: "";
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: var(--success);
  flex-shrink: 0;
}

.modal-whats-new { width: min(28rem, calc(100vw - 2rem)); }
.whats-new-list { margin: 0; padding-left: 1.15em; line-height: 1.4; }
.whats-new-list li + li { margin-top: 0.4rem; }
#whats-new-body { max-height: 60vh; overflow: auto; }
.whats-new-date { margin: 0.9rem 0 0.5rem; font-size: 0.88rem; color: var(--muted); }
.whats-new-date:first-child { margin-top: 0; }
.whats-new-entry {
  padding: 0.5rem 0.65rem;
  border-radius: 0.5rem;
  background: var(--card);
  margin-bottom: 0.5rem;
}
.whats-new-entry .whats-new-list { margin-bottom: 0; }
.whats-new-entry.is-new { box-shadow: inset 0 0 0 2px var(--accent); }
.changelog-body { margin-top: 0.75rem; max-width: 42rem; }

@media (max-width: 800px) {
  .top-actions { width: 100%; }
}