/* ============================================================
   YouAİBOOKS — Sidebar Components
   React'e geçişte: <Sidebar>, <NavItem>, <MiniCalendar>
============================================================ */

/* ----------------------------------------------------------
   Brand
---------------------------------------------------------- */
.sidebar-brand {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  min-height: 132px;
  padding: 10px 5px;
  border-bottom: 1px solid var(--border-subtle);
  flex-shrink: 0;
  transition: padding var(--transition-slow), justify-content var(--transition-slow);
}

.brand-logo-img {
  display: block;
  height: 88px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
  object-position: left center;
  mix-blend-mode: normal;
  filter: drop-shadow(0 2px 10px rgba(0, 0, 0, 0.35));
  transform: scale(2.8);
  transform-origin: left center;
}

/* ----------------------------------------------------------
   Navigation
---------------------------------------------------------- */
.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 16px 10px;
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
}

.nav-section-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--text-ultra-muted);
  padding: 8px 8px 4px;
  white-space: nowrap;
  transition: opacity var(--transition-base), width var(--transition-base);
  overflow: hidden;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 10px 10px;
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 13.5px;
  font-weight: 500;
  transition: background var(--transition-fast), color var(--transition-fast),
              padding var(--transition-slow), justify-content var(--transition-slow);
  position: relative;
  white-space: nowrap;
  cursor: pointer;
}

.nav-item:hover {
  background: rgba(124, 58, 237, 0.08);
  color: var(--text-primary);
}

.nav-item.active {
  background: rgba(124, 58, 237, 0.15);
  color: var(--accent-primary-lt);
  font-weight: 600;
}

/* Left accent bar */
.nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 22%;
  bottom: 22%;
  width: 3px;
  background: var(--accent-primary);
  border-radius: 0 4px 4px 0;
  box-shadow: 0 0 8px var(--accent-primary-glow);
}

.nav-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  transition: none;
}

.nav-label {
  transition: opacity var(--transition-base), width var(--transition-base);
  overflow: hidden;
}

.nav-badge {
  margin-left: auto;
  background: rgba(124, 58, 237, 0.2);
  color: var(--accent-primary-lt);
  font-size: 10px;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 20px;
  border: 1px solid rgba(124, 58, 237, 0.25);
  flex-shrink: 0;
}

.sidebar-divider {
  height: 1px;
  background: var(--border-subtle);
  margin: 4px 10px;
}

/* ----------------------------------------------------------
   Salondaki Müşteriler (open_visits ile senkron)
---------------------------------------------------------- */
.sidebar-section.salondaki-musteriler {
  padding: 0 10px 12px;
  flex-shrink: 0;
}

.salondaki-musteriler-drop-zone {
  min-height: 80px;
  padding: 12px;
  background: rgba(16, 185, 129, 0.06);
  border: 2px dashed rgba(16, 185, 129, 0.35);
  border-radius: var(--radius-md);
  transition: background var(--transition-fast), border-color var(--transition-fast);
}

.salondaki-musteriler-drop-zone.drag-over {
  background: rgba(16, 185, 129, 0.12);
  border-color: rgba(16, 185, 129, 0.6);
}

.salondaki-musteriler-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.salondaki-musteriler-list:not(:empty) + .salondaki-musteriler-empty {
  display: none;
}

.salondaki-musteriler-empty {
  font-size: 11px;
  color: var(--text-ultra-muted);
  text-align: center;
  margin: 0;
  padding: 8px 0;
}

.salondaki-musteriler-item {
  padding: 10px 12px;
  background: var(--color-surface-3);
  border-radius: var(--radius-sm);
  border-left: 3px solid rgba(16, 185, 129, 0.6);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
}

.salondaki-musteriler-item small {
  display: block;
  font-size: 10.5px;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 2px;
}

/* ----------------------------------------------------------
   Mini Calendar
   React'e geçişte: <MiniCalendar> bileşeni
---------------------------------------------------------- */
.mini-calendar {
  margin: 0 10px 16px;
  padding: 14px;
  background: rgba(255, 255, 255, 0.025);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  flex-shrink: 0;
  transition: opacity var(--transition-base), width var(--transition-base);
  overflow: hidden;
}

.mini-cal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.mini-cal-title {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.2px;
}

.mini-cal-nav {
  display: flex;
  gap: 2px;
}

.mini-cal-btn {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.mini-cal-btn:hover {
  background: rgba(124, 58, 237, 0.1);
  color: var(--accent-primary-lt);
}

.mini-cal-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 1px;
  margin-bottom: 4px;
}

.mini-cal-wd {
  text-align: center;
  font-size: 9.5px;
  font-weight: 700;
  color: var(--text-ultra-muted);
  letter-spacing: 0.3px;
  padding: 2px 0;
}

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

.mini-cal-day {
  position: relative;
  width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: 6px;
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
  border: none;
  background: transparent;
  font-family: inherit;
  padding: 0;
}

.mini-cal-day:hover:not(.today) {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-primary);
}

.mini-cal-day.today {
  background: var(--accent-primary);
  color: #fff;
  font-weight: 800;
  box-shadow: 0 0 14px var(--accent-primary-glow);
}

.mini-cal-day.other-month {
  color: var(--text-ultra-muted);
}

/* Appointment indicator dot */
.mini-cal-day.has-appt::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--accent-gold);
}

.mini-cal-day.today.has-appt::after {
  background: rgba(255, 255, 255, 0.7);
}

.mini-cal-day.selected:not(.today) {
  background: rgba(124, 58, 237, 0.2);
  color: var(--accent-primary-lt);
}