/* Kanban board — built on the project design tokens in variables.css */

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-ui);
  background: var(--color-bg);
  color: var(--color-text);
  height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ── Top bar ─────────────────────────────────────────────────────────── */

.topbar {
  flex: 0 0 auto;
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

.topbar-main {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
}

.topbar h1 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.stats {
  display: flex;
  gap: 14px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  flex-wrap: wrap;
}

.stats b {
  color: var(--color-text);
  font-weight: 600;
}

.controls {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

input, select, textarea {
  font-family: inherit;
  font-size: 0.82rem;
  padding: 7px 10px;
  background: var(--color-bg);
  color: var(--color-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}

#search { min-width: 200px; }

button {
  font-family: inherit;
  font-size: 0.82rem;
  padding: 7px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: background 0.12s ease, border-color 0.12s ease;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-on-primary);
  border-color: var(--color-primary);
  font-weight: 500;
}
.btn-primary:hover { background: var(--color-primary-hover); }

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
}
.btn-ghost:hover {
  background: var(--color-hover);
  color: var(--color-text);
}

.btn-danger {
  background: transparent;
  color: var(--color-error);
  border-color: var(--color-error);
}
.btn-danger:hover { background: var(--color-error-bg); }

/* ── Board ───────────────────────────────────────────────────────────── */

.board {
  flex: 1 1 auto;
  display: flex;
  gap: 14px;
  padding: 16px 20px 20px;
  overflow-x: auto;
  overflow-y: hidden;
  align-items: flex-start;
}

.board-loading {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.column {
  flex: 0 0 300px;
  max-height: 100%;
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.column.drag-over {
  border-color: var(--color-primary);
  background: var(--color-primary-20);
}

.column-head {
  flex: 0 0 auto;
  padding: 11px 13px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--color-border);
}

.column-head h2 {
  margin: 0;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}

.count {
  font-size: 0.72rem;
  color: var(--color-text-muted);
  background: var(--color-muted-20);
  padding: 2px 7px;
  border-radius: 20px;
  font-variant-numeric: tabular-nums;
}

.column-head .add {
  margin-left: auto;
  background: transparent;
  border: none;
  color: var(--color-text-muted);
  font-size: 1.05rem;
  line-height: 1;
  padding: 3px 7px;
  border-radius: var(--radius-sm);
}
.column-head .add:hover {
  background: var(--color-hover);
  color: var(--color-primary);
}

.cards {
  flex: 1 1 auto;
  overflow-y: auto;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 80px;
}

/* ── Cards ───────────────────────────────────────────────────────────── */

.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--pri, var(--color-border));
  border-radius: var(--radius-sm);
  padding: 9px 11px;
  cursor: grab;
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.card:hover { border-color: var(--color-primary); }

.card.dragging { opacity: 0.4; cursor: grabbing; }

.card.drop-before { box-shadow: 0 -2px 0 0 var(--color-primary); }
.card.drop-after  { box-shadow: 0 2px 0 0 var(--color-primary); }

.card-title {
  font-size: 0.82rem;
  line-height: 1.35;
  font-weight: 500;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-wrap: wrap;
  font-size: 0.68rem;
  color: var(--color-text-muted);
}

.tag {
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--color-muted-20);
  font-family: var(--font-code);
  font-size: 0.65rem;
}

.pri {
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.62rem;
  letter-spacing: 0.04em;
  color: var(--pri);
  background: var(--pri-bg);
}

.avatar {
  margin-left: auto;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-primary-20);
  color: var(--color-primary);
  display: grid;
  place-items: center;
  font-size: 0.6rem;
  font-weight: 700;
  text-transform: uppercase;
  flex: 0 0 auto;
}

.points {
  font-variant-numeric: tabular-nums;
  font-family: var(--font-code);
}

.due.overdue { color: var(--color-error); font-weight: 600; }

/* Priority accents. Set as custom props so the card border, chip text and
   chip background all stay in step. */
.card[data-priority="urgent"] { --pri: var(--color-error);     --pri-bg: var(--color-error-bg); }
.card[data-priority="high"]   { --pri: var(--color-accent);    --pri-bg: var(--color-accent-20); }
.card[data-priority="medium"] { --pri: var(--color-secondary); --pri-bg: var(--color-secondary-20); }
.card[data-priority="low"]    { --pri: var(--color-text-muted);--pri-bg: var(--color-muted-20); }

.load-more {
  background: transparent;
  border: 1px dashed var(--color-border);
  color: var(--color-text-muted);
  width: 100%;
}
.load-more:hover { color: var(--color-primary); border-color: var(--color-primary); }

.empty {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  text-align: center;
  padding: 14px 0;
}

/* ── Dialog ──────────────────────────────────────────────────────────── */

.dialog {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text);
  padding: 20px;
  width: min(520px, calc(100vw - 32px));
}

.dialog::backdrop { background: var(--color-overlay); }

.dialog h2 {
  margin: 0 0 14px;
  font-size: 1rem;
  font-weight: 600;
}

.dialog label {
  display: block;
  font-size: 0.72rem;
  color: var(--color-text-muted);
  margin: 10px 0 4px;
}

.dialog input, .dialog select, .dialog textarea { width: 100%; }
.dialog textarea { resize: vertical; }

.hint { opacity: 0.7; }

.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.dialog-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-top: 18px;
}

.dialog-actions .spacer { flex: 1 1 auto; }

.dialog-error {
  margin: 12px 0 0;
  padding: 8px 10px;
  font-size: 0.76rem;
  color: var(--color-error);
  background: var(--color-error-bg);
  border-radius: var(--radius-sm);
}

/* ── Toast ───────────────────────────────────────────────────────────── */

.toast {
  position: fixed;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 9px 15px;
  font-size: 0.8rem;
  box-shadow: 0 6px 20px var(--color-overlay);
}

.toast[data-kind="error"] {
  color: var(--color-error);
  border-color: var(--color-error);
}

@media (max-width: 640px) {
  .column { flex-basis: 84vw; }
  .field-row { grid-template-columns: 1fr; }
}