/* =====================================================================
   sidebar.css — Fixed left sidebar navigation
   ===================================================================== */

.sidebar {
  position: fixed;
  top: var(--topbar-height);
  left: 0;
  width: var(--sidebar-width);
  height: calc(100vh - var(--topbar-height));
  background: var(--bg-surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  z-index: 400;
  transition: transform var(--transition-med);
}

/* ── Sidebar Sections ─────────────────────────────────────────────────── */
.sidebar-section {
  padding: 14px 12px;
  border-bottom: 1px solid var(--border);
}

.sidebar-section:last-child {
  border-bottom: none;
}

.sidebar-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
  padding: 0 4px;
}

/* ── Quick Access Items ───────────────────────────────────────────────── */
.sidebar-qa-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 8px;
  border-radius: var(--radius-btn);
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 500;
  transition: all var(--transition-fast);
  text-decoration: none;
  gap: 8px;
}

.sidebar-qa-item:hover {
  background: var(--bg-raised);
  color: var(--text-primary);
}

.sidebar-qa-item span.qa-label {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebar-qa-badge {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-raised);
  padding: 1px 6px;
  border-radius: 10px;
  flex-shrink: 0;
}

.sidebar-qa-placeholder {
  padding: 6px 8px;
  color: var(--text-muted);
  font-size: 12px;
}

/* ── Timeline / Reminders reserve space ──────────────────────────────── */
.sidebar-section-reserve {
  min-height: 64px;
  display: flex;
  align-items: flex-start;
}

/* ── Learn More ───────────────────────────────────────────────────────── */
.sidebar-learn-more {
  font-size: 12px;
  color: var(--text-secondary);
  padding: 6px 8px;
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.sidebar-learn-more:hover {
  color: var(--accent);
}

/* ── Responsive: hide sidebar on mobile ───────────────────────────────── */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }

  .sidebar.open {
    transform: translateX(0);
  }
}