/* VRG - NBS Board
   Dark navy theme with cyan accent. No external resources. */

:root {
  --bg: #081426;
  --bg-soft: #0b1c33;
  --panel: #0f2440;
  --panel-soft: #122a4a;
  --border: #1e3d63;
  --text: #e8f1fa;
  --muted: #9db4cc;
  --accent: #22d3ee;
  --accent-dark: #0e7490;
  --danger: #f87171;
  --danger-bg: #3d1420;
  --warning: #fbbf24;
  --warning-bg: #3a2a08;
  --radius: 10px;
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  min-height: 100vh;
}

button, input, select, textarea { font: inherit; }

input, select, textarea {
  background: var(--bg-soft);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 9px;
}

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

label { display: block; font-size: 0.85rem; color: var(--muted); margin-bottom: 10px; }
label > input, label > select, label > textarea { display: block; width: 100%; margin-top: 4px; color: var(--text); }

.muted { color: var(--muted); font-size: 0.85rem; }
.hint { color: var(--muted); font-size: 0.82rem; margin: 6px 0 12px; }
.spacer { flex: 1; }
.row { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; }
.row > label { flex: 1; min-width: 130px; }
.space-between { justify-content: space-between; align-items: center; }

/* Header */
.app-header {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  padding: 14px 20px;
  background: var(--bg-soft);
  border-bottom: 2px solid var(--accent-dark);
}
.brand-name { font-size: 1.15rem; font-weight: 700; letter-spacing: 0.02em; }
.brand-app { color: var(--accent); font-size: 0.9rem; }

.tabs { display: flex; gap: 6px; margin-left: auto; }
.tab-button {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 18px;
  cursor: pointer;
}
.tab-button.active { background: var(--accent); color: #06222b; border-color: var(--accent); font-weight: 600; }

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

/* Buttons */
.primary-button {
  background: var(--accent);
  color: #06222b;
  border: 1px solid var(--accent);
  border-radius: 6px;
  padding: 7px 14px;
  font-weight: 600;
  cursor: pointer;
}
.primary-button:hover { background: #67e8f9; }
.ghost-button {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 12px;
  cursor: pointer;
  display: inline-block;
}
.ghost-button:hover { border-color: var(--accent); color: var(--accent); }
.danger-button {
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--danger);
  border-radius: 6px;
  padding: 7px 12px;
  cursor: pointer;
}
.danger-button:hover { background: var(--danger-bg); }
.file-label { margin: 0; font-size: inherit; color: var(--text); }
.small-button {
  background: transparent;
  color: var(--muted);
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 2px 7px;
  cursor: pointer;
  font-size: 0.8rem;
}
.small-button:hover { color: var(--accent); border-color: var(--border); }

main { padding: 16px 20px 40px; max-width: 1500px; margin: 0 auto; }

/* Board toolbar */
.toolbar { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.toolbar #board-search { flex: 1; min-width: 200px; }
.inline-form { display: flex; gap: 8px; }

/* Lanes */
.lanes { display: flex; gap: 14px; align-items: flex-start; overflow-x: auto; padding-bottom: 10px; }
.lane {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 260px;
  width: 280px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 230px);
}
.lane-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}
.lane-name { font-weight: 700; flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lane-count {
  background: var(--panel-soft);
  color: var(--accent);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0 9px;
  font-size: 0.8rem;
}
.lane-body { padding: 10px; overflow-y: auto; min-height: 60px; }
.lane-body.drag-over { background: var(--panel-soft); }
.lane-footer { padding: 10px; border-top: 1px solid var(--border); }
.lane-footer button { width: 100%; }
.empty-state { color: var(--muted); font-size: 0.85rem; text-align: center; padding: 14px 6px; border: 1px dashed var(--border); border-radius: 8px; }

/* Cards */
.card {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-left: 5px solid var(--accent);
  border-radius: 8px;
  padding: 9px 11px;
  margin-bottom: 9px;
  cursor: pointer;
}
.card:hover { border-color: var(--accent); }
.card.dragging { opacity: 0.45; }
.card-title { font-weight: 600; word-break: break-word; }
.card-notes-preview { color: var(--muted); font-size: 0.82rem; margin-top: 3px; word-break: break-word; }
.card-meta { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 7px; }
.chip {
  font-size: 0.72rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 1px 8px;
  color: var(--muted);
  background: var(--panel);
}
.chip.due { color: var(--text); }
.chip.due.overdue { color: #1a0e02; background: var(--warning); border-color: var(--warning); font-weight: 700; }
.chip.due.today { color: #06222b; background: var(--accent); border-color: var(--accent); font-weight: 700; }

/* Calendar layout */
.calendar-layout { display: flex; gap: 18px; align-items: flex-start; }
.calendar-sidebar {
  width: 250px;
  flex-shrink: 0;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
}
.calendar-sidebar h2 { margin: 0 0 10px; font-size: 1rem; }
.calendar-sidebar h3 { margin: 16px 0 8px; font-size: 0.9rem; color: var(--muted); }
.calendar-main { flex: 1; min-width: 0; }

.cal-row { display: flex; align-items: center; gap: 8px; padding: 5px 2px; }
.cal-row .cal-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cal-dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.cal-row input[type="checkbox"] { width: 16px; height: 16px; accent-color: var(--accent); }

.calendar-toolbar { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-bottom: 12px; }
.view-switch { display: flex; gap: 4px; }
.switch-button {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
  padding: 6px 13px;
  cursor: pointer;
  border-radius: 6px;
}
.switch-button.active { background: var(--accent); color: #06222b; font-weight: 600; border-color: var(--accent); }
.nav-group { display: flex; gap: 4px; }
.period-title { font-weight: 700; font-size: 1.05rem; flex: 1; text-align: center; }

/* Month grid */
.month-grid { display: grid; grid-template-columns: repeat(7, 1fr); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.month-weekday {
  background: var(--panel);
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 7px 9px;
  border-bottom: 1px solid var(--border);
}
.month-cell {
  background: var(--bg-soft);
  min-height: 106px;
  padding: 5px 6px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  overflow: hidden;
}
.month-cell:nth-child(7n) { border-right: none; }
.month-cell.other-month { opacity: 0.45; }
.month-cell.is-today { background: var(--panel-soft); box-shadow: inset 0 0 0 2px var(--accent); }
.day-number { font-size: 0.8rem; color: var(--muted); margin-bottom: 4px; }
.event-chip {
  display: block;
  width: 100%;
  text-align: left;
  font-size: 0.74rem;
  line-height: 1.3;
  color: #081426;
  border: none;
  border-radius: 4px;
  padding: 2px 6px;
  margin-bottom: 3px;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.event-chip.board-chip { background: transparent; color: var(--accent); border: 1px dashed var(--accent); }
.more-link { font-size: 0.72rem; color: var(--muted); }

/* Week view */
.week-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 8px; }
.week-day { background: var(--bg-soft); border: 1px solid var(--border); border-radius: var(--radius); min-height: 220px; padding: 8px; cursor: pointer; }
.week-day.is-today { box-shadow: inset 0 0 0 2px var(--accent); }
.week-day-header { font-size: 0.82rem; color: var(--muted); margin-bottom: 8px; }
.week-day-header strong { color: var(--text); display: block; font-size: 0.95rem; }
.week-event { border-radius: 6px; padding: 5px 7px; font-size: 0.78rem; color: #081426; margin-bottom: 5px; cursor: pointer; word-break: break-word; }
.week-event.board-chip { background: transparent; color: var(--accent); border: 1px dashed var(--accent); }
.week-event .ev-time { font-weight: 700; display: block; font-size: 0.7rem; }

/* Agenda */
.agenda-group { margin-bottom: 18px; }
.agenda-date { font-weight: 700; margin-bottom: 7px; color: var(--accent); }
.agenda-item {
  display: flex; gap: 10px; align-items: baseline;
  width: 100%; text-align: left;
  background: var(--panel); color: var(--text);
  border: 1px solid var(--border); border-radius: 8px;
  padding: 8px 12px; margin-bottom: 6px; cursor: pointer;
}
.agenda-item:hover { border-color: var(--accent); }
.agenda-when { color: var(--muted); font-size: 0.8rem; min-width: 92px; }

/* Swatches */
.swatches { display: flex; gap: 7px; flex-wrap: wrap; margin: 4px 0 12px; }
.swatch {
  width: 26px; height: 26px; border-radius: 50%;
  border: 2px solid transparent; cursor: pointer; padding: 0;
}
.swatch.selected { border-color: #ffffff; box-shadow: 0 0 0 2px var(--accent); }

/* Modal */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(2, 8, 18, 0.78);
  display: flex; align-items: flex-start; justify-content: center;
  padding: 40px 14px; overflow-y: auto; z-index: 50;
}
.modal-backdrop[hidden] { display: none; }
.modal {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  width: 100%; max-width: 540px;
}
.modal h2 { margin: 0 0 14px; font-size: 1.1rem; }
.modal textarea { resize: vertical; }
.modal-actions { display: flex; gap: 9px; align-items: center; margin-top: 14px; }
.checkbox-label { display: flex; align-items: center; gap: 8px; color: var(--text); }
.checkbox-label input { width: 16px; height: 16px; accent-color: var(--accent); }

/* Responsive */
@media (max-width: 860px) {
  .calendar-layout { flex-direction: column; }
  .calendar-sidebar { width: 100%; }
  .week-grid { grid-template-columns: 1fr; }
  .week-day { min-height: 0; }
  .period-title { order: 5; flex-basis: 100%; }
}
@media (max-width: 640px) {
  main { padding: 12px 10px 32px; }
  .app-header { padding: 12px; gap: 10px; }
  .tabs { margin-left: 0; }
  .lanes { flex-direction: column; overflow-x: visible; }
  .lane { width: 100%; max-height: none; }
  .month-cell { min-height: 74px; padding: 3px; }
  .event-chip { font-size: 0.64rem; padding: 1px 4px; }
  .toolbar #board-search { flex-basis: 100%; }
}