/* ============================================================
   SIDEBAR — collapsible left panel with mini-calendar
   ============================================================ */

.sidebar {
  grid-area: sidebar;
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  position: sticky;
  top: calc(var(--header-height) + var(--sp-6));
  max-height: calc(100dvh - var(--header-height) - var(--sp-12));
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--c-border) transparent;
  transition: opacity var(--dur-normal) var(--ease-out);
}

.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: var(--c-border); border-radius: var(--r-full); }

@media (max-width: 768px) {
  .sidebar { display: none; }
}

/* ── Sidebar card ────────────────────────────────────────── */
.sidebar-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-xl);
  overflow: hidden;
  transition: background var(--dur-normal) var(--ease-out),
              border-color var(--dur-normal) var(--ease-out);
}

.sidebar-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-4) var(--sp-4) var(--sp-3);
  border-bottom: 1px solid var(--c-border);
}

.sidebar-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--c-text);
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.sidebar-card__title svg {
  width: 14px;
  height: 14px;
  color: var(--c-primary);
}

.sidebar-card__toggle {
  width: 24px;
  height: 24px;
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-muted);
  transition: all var(--dur-fast) var(--ease-out);
}

.sidebar-card__toggle:hover {
  background: var(--c-surface-2);
  color: var(--c-text);
}

.sidebar-card__toggle svg { width: 14px; height: 14px; }

.sidebar-card__body {
  padding: var(--sp-4);
  min-width: 0;
  overflow: hidden;
}

/* ── Mini-calendar ──────────────────────────────────────── */
.mini-calendar {
  /* rendered entirely by calendar.js */
}

.mini-cal__nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sp-3);
}

.mini-cal__month {
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--c-text);
}

.mini-cal__nav-btn {
  width: 24px;
  height: 24px;
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-muted);
  transition: all var(--dur-fast) var(--ease-out);
}

.mini-cal__nav-btn:hover {
  background: var(--c-surface-2);
  color: var(--c-text);
}

.mini-cal__grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
}

/* ARIA role="row" wrappers must not affect visual layout */
.mini-cal__grid > div[role="row"] { display: contents; }

.mini-cal__dow {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--c-text-muted);
  text-align: center;
  padding: 2px 0 4px;
}

.mini-cal__day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 500;
  border-radius: var(--r-sm);
  position: relative;
  color: var(--c-text-secondary);
  transition: background var(--dur-fast) var(--ease-out);
}

.mini-cal__day--empty { background: transparent; }

.mini-cal__day--other { color: var(--c-text-muted); opacity: 0.4; }

.mini-cal__day--working {
  background: var(--c-primary-light);
  color: var(--c-primary);
  font-weight: 600;
}

.mini-cal__day--non-working {
  color: var(--c-text-muted);
}

.mini-cal__day--bh {
  background: var(--c-accent-light);
  color: var(--c-accent-alt);
  font-weight: 700;
}

.mini-cal__day--outside {
  opacity: 0.25;
}

.mini-cal__day--today {
  outline: 2px solid var(--c-primary);
  outline-offset: -2px;
}

/* BH dot marker */
.mini-cal__day--bh::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  background: var(--c-accent);
  border-radius: var(--r-full);
}

/* ── Gantt timeline (step 3) ───────────────────────────── */
.gantt-bar {
  padding: var(--sp-3) 0;
}

.gantt-bar__label {
  font-size: var(--text-xs);
  color: var(--c-text-muted);
  margin-bottom: var(--sp-2);
  display: flex;
  justify-content: space-between;
}

.gantt-bar__track {
  height: 12px;
  background: var(--c-surface-3);
  border-radius: var(--r-full);
  overflow: hidden;
  position: relative;
}

.gantt-bar__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
  border-radius: var(--r-full);
  transition: width var(--dur-slow) var(--ease-out);
}

.gantt-bar__today {
  position: absolute;
  top: -3px;
  width: 3px;
  height: 18px;
  background: var(--c-accent);
  border-radius: var(--r-full);
  transition: left var(--dur-slow) var(--ease-out);
}

.gantt-bar__today-label {
  position: absolute;
  top: 16px;
  font-size: 9px;
  font-weight: 700;
  color: var(--c-accent);
  transform: translateX(-50%);
  white-space: nowrap;
  transition: left var(--dur-slow) var(--ease-out);
}

/* ── Live stats ─────────────────────────────────────────── */
.live-stats {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.live-stat {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--text-xs);
  gap: var(--sp-1);
}

.live-stat__label {
  color: var(--c-text-muted);
  flex: 1 1 auto;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.live-stat__value {
  font-family: var(--font-num);
  font-weight: 700;
  color: var(--c-text);
  font-variant-numeric: tabular-nums;
  flex: 0 0 auto;
}

.live-stat__value--primary { color: var(--c-primary); }
.live-stat__value--accent  { color: var(--c-accent); }

/* ── Legend ─────────────────────────────────────────────── */
.legend {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  margin-top: var(--sp-3);
}

.legend__item {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-xs);
  color: var(--c-text);
}

.legend__dot {
  width: 8px;
  height: 8px;
  border-radius: var(--r-sm);
  flex-shrink: 0;
}

.legend__dot--primary { background: var(--c-primary); }
.legend__dot--accent  { background: var(--c-accent);  }
.legend__dot--muted   { background: var(--c-border-strong); }