/**
 * calendar.css — Calendar sayfasi stilleri
 *
 * Asana/Gantt tarzi timeline layout, CSS Grid.
 * Responsive, scroll edilebilir, Apple HIG uyumlu.
 */

/* ─── Topbar (sayfa icinde, shared pattern) ─── */

.calendar {
  min-height: 100vh;
  background: var(--color-bg-secondary);
}

.calendar__topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--topbar-height);
  padding: 0 var(--space-lg);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border-light);
  position: sticky;
  top: 0;
  z-index: var(--z-panel);
}

.calendar__topbar-left {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.calendar__brand {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  letter-spacing: var(--letter-spacing-tight);
}

.calendar__nav {
  display: flex;
  gap: var(--space-xs);
}

.calendar__nav-link {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.calendar__nav-link:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-hover);
}

.calendar__nav-link--active {
  color: var(--color-brand-primary);
  background: var(--color-brand-light);
}

.calendar__topbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.calendar__user {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.calendar__user:hover {
  background: var(--color-bg-hover);
}

.calendar__user-name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
}

.calendar__user-role {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  text-transform: capitalize;
}

.calendar__user-role--admin {
  background: rgba(255, 59, 48, 0.1);
  color: #FF3B30;
}

.calendar__user-role--maker {
  background: rgba(52, 199, 89, 0.1);
  color: #34C759;
}

.calendar__logout-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.calendar__logout-btn:hover {
  background: var(--color-error-bg);
  color: var(--color-error);
}

/* ─── Content ─── */

.calendar__content {
  max-width: 100%;
  padding: var(--space-lg);
}

.calendar__header-section {
  margin-bottom: var(--space-md);
}

.calendar__title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  letter-spacing: var(--letter-spacing-tight);
}

/* ─── Controls ─── */

.calendar__controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
  gap: var(--space-md);
  flex-wrap: wrap;
}

.calendar__controls-left {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.calendar__controls-right {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.calendar__nav-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--color-border);
  background: var(--color-bg-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--color-text-secondary);
  transition: all var(--transition-fast);
}

.calendar__nav-btn:hover {
  background: var(--color-bg-hover);
  color: var(--color-text-primary);
}

.calendar__today-btn {
  padding: 6px 14px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border: 1px solid var(--color-border);
  background: var(--color-bg-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--color-text-primary);
  transition: all var(--transition-fast);
}

.calendar__today-btn:hover {
  background: var(--color-bg-hover);
}

.calendar__date-label {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-left: var(--space-sm);
}

.calendar__past-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  cursor: pointer;
}

.calendar__past-toggle input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-brand-primary);
  cursor: pointer;
}

.calendar__past-toggle-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.calendar__view-toggle {
  display: flex;
  background: var(--color-bg-tertiary);
  border-radius: var(--radius-sm);
  padding: 2px;
}

.calendar__view-btn {
  padding: 6px 14px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  border: none;
  background: transparent;
  color: var(--color-text-secondary);
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.calendar__view-btn--active {
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-sm);
}

.calendar__view-btn:hover:not(.calendar__view-btn--active) {
  color: var(--color-text-primary);
}

/* ─── Timeline ─── */

.calendar__timeline {
  background: var(--color-bg-primary);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.calendar__header {
  display: flex;
  border-bottom: 1px solid var(--color-border-light);
  position: sticky;
  top: 0;
  background: var(--color-bg-primary);
  z-index: 2;
}

.calendar__header-info {
  flex: 0 0 240px;
  min-width: 240px;
  padding: var(--space-sm) var(--space-md);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-right: 1px solid var(--color-border-light);
  display: flex;
  align-items: center;
}

.calendar__header-grid {
  flex: 1;
  display: grid;
  min-width: 0;
}

.calendar__header-cell {
  padding: var(--space-sm) 2px;
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  text-align: center;
  border-right: 1px solid var(--color-border-light);
  line-height: 1.3;
  overflow: hidden;
}

.calendar__header-cell:last-child {
  border-right: none;
}

.calendar__header-cell--today {
  color: var(--color-brand-primary);
  font-weight: var(--font-weight-bold);
  background: var(--color-brand-light);
}

.calendar__header-cell--weekend {
  background: rgba(0, 0, 0, 0.02);
}

/* ─── Body Rows ─── */

.calendar__body {
  min-height: 200px;
}

.calendar__row {
  display: flex;
  border-bottom: 1px solid var(--color-border-light);
  transition: background var(--transition-fast);
}

.calendar__row:last-child {
  border-bottom: none;
}

.calendar__row:hover {
  background: rgba(0, 0, 0, 0.01);
}

.calendar__row-info {
  flex: 0 0 240px;
  min-width: 240px;
  padding: var(--space-sm) var(--space-md);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  border-right: 1px solid var(--color-border-light);
}

.calendar__row-info--clickable {
  cursor: pointer;
}

.calendar__row-info--clickable:hover .calendar__row-title {
  color: var(--color-brand-primary);
}

.calendar__row--past {
  opacity: 0.5;
}

.calendar__row-icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.calendar__row-icon-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.calendar__row-icon-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-tertiary);
  color: var(--color-text-tertiary);
}

.calendar__row-details {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.calendar__row-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color var(--transition-fast);
}

.calendar__row-makers {
  display: flex;
  gap: -4px;
  flex-shrink: 0;
}

.calendar__row-makers .avatar {
  margin-left: -4px;
}

.calendar__row-makers .avatar:first-child {
  margin-left: 0;
}

/* ─── Grid Cells & Bars ─── */

.calendar__row-grid {
  flex: 1;
  display: grid;
  min-height: 48px;
  align-items: center;
  min-width: 0;
}

.calendar__cell {
  grid-row: 1;
  border-right: 1px solid var(--color-border-light);
  height: 100%;
}

.calendar__cell:last-child {
  border-right: none;
}

.calendar__cell--today {
  background: var(--color-brand-light);
}

.calendar__cell--weekend {
  background: rgba(0, 0, 0, 0.02);
}

.calendar__bar {
  grid-row: 1;
  height: 24px;
  border-radius: 6px;
  z-index: 1;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  margin: 0 2px;
  align-self: center;
}

.calendar__bar:hover {
  opacity: 0.85 !important;
  transform: scaleY(1.15);
}

.calendar__bar--past {
  opacity: 0.4;
}

/* ─── Empty State ─── */

.calendar__empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-3xl) var(--space-lg);
  text-align: center;
}

.calendar__empty-icon {
  color: var(--color-text-tertiary);
  margin-bottom: var(--space-md);
}

.calendar__empty-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-xs);
}

.calendar__empty-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  max-width: 320px;
}

/* ─── Task Sub-Rows ─── */

.calendar__row--task {
  background-color: var(--color-bg-secondary);
}

.calendar__row--task .calendar__row-grid {
  background-color: rgba(0, 0, 0, 0.02);
}

.calendar__row-info--task {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 4px var(--space-md) 4px calc(var(--space-md) + 20px);
  font-size: var(--font-size-xs);
}

.calendar__task-type-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
  flex-shrink: 0;
}

.calendar__row-title--task {
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-regular);
  color: var(--color-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.calendar__bar--task {
  height: 16px;
  border-radius: 4px;
}

/* Expand chevron */

.calendar__row-chevron {
  font-size: 10px;
  color: var(--color-text-tertiary);
  cursor: pointer;
  transition: transform var(--transition-fast);
  flex-shrink: 0;
  padding: 2px;
}

.calendar__row-chevron--open {
  transform: rotate(90deg);
}

/* ─── Responsive ─── */

@media (max-width: 768px) {
  .calendar__topbar {
    padding: 0 var(--space-md);
  }

  .calendar__content {
    padding: var(--space-md);
  }

  .calendar__controls {
    flex-direction: column;
    align-items: flex-start;
  }

  .calendar__header-info {
    flex: 0 0 160px;
    min-width: 160px;
  }

  .calendar__row-info {
    flex: 0 0 160px;
    min-width: 160px;
  }

  .calendar__row-makers {
    display: none;
  }
}

@media (max-width: 480px) {
  .calendar__content {
    padding: var(--space-sm);
  }

  .calendar__nav {
    display: none;
  }

  .calendar__header-info {
    flex: 0 0 100px;
    min-width: 100px;
    padding: var(--space-xs) var(--space-sm);
    font-size: 10px;
  }

  .calendar__row-info {
    flex: 0 0 100px;
    min-width: 100px;
    padding: var(--space-xs) var(--space-sm);
  }

  .calendar__row-icon {
    width: 24px;
    height: 24px;
  }

  .calendar__row-title {
    font-size: var(--font-size-xs);
  }

  .calendar__header-cell {
    padding: 4px 1px;
    font-size: 10px;
  }

  .calendar__row-grid {
    min-height: 36px;
  }

  .calendar__bar {
    height: 18px;
    border-radius: 4px;
    margin: 0 1px;
  }

  .calendar__bar--task {
    height: 12px;
    border-radius: 3px;
  }

  .calendar__row-info--task {
    padding: 2px var(--space-sm) 2px calc(var(--space-sm) + 12px);
  }

  .calendar__row-title--task {
    font-size: 10px;
  }

  .calendar__task-type-dot {
    width: 4px;
    height: 4px;
  }

  .calendar__controls-left {
    gap: var(--space-xs);
  }

  .calendar__controls-right {
    gap: var(--space-sm);
  }

  .calendar__date-label {
    font-size: var(--font-size-sm);
  }
}