/**
 * TASKMATE - Contacts Styles
 * ==========================
 * Tabellenansicht für Kontakte mit erweiterten Funktionen
 */

/* =============================================================================
   VIEW CONTAINER
   ============================================================================= */

.view-contacts {
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.view-contacts .view-wrapper {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-6);
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
}

/* =============================================================================
   HEADER & CONTROLS
   ============================================================================= */

.contacts-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-6);
  flex-wrap: wrap;
  gap: var(--spacing-4);
}

.contacts-header h2 {
  font-size: var(--text-2xl);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  margin: 0;
}

.header-actions {
  display: flex;
  gap: var(--spacing-3);
  align-items: center;
}

.contacts-stats {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  color: var(--text-secondary);
  font-size: var(--text-sm);
  padding: var(--spacing-2) var(--spacing-3);
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-default);
}

/* =============================================================================
   CONTROLS BAR
   ============================================================================= */

.contacts-controls {
  background: var(--bg-secondary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  padding: var(--spacing-4);
  margin-bottom: var(--spacing-5);
}

.contacts-controls-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-4);
  flex-wrap: wrap;
}

.bulk-actions {
  display: flex;
  gap: var(--spacing-3);
  align-items: center;
}

.bulk-actions.hidden {
  display: none;
}

.bulk-actions-info {
  font-size: var(--text-sm);
  color: var(--text-primary);
  font-weight: var(--font-medium);
}

.contacts-filters {
  display: flex;
  gap: var(--spacing-4);
  align-items: center;
  flex-wrap: wrap;
}

.filter-group {
  position: relative;
}

.filter-select {
  min-width: 180px;
  height: 36px;
  padding: 0 var(--spacing-4);
  padding-right: 36px;
  background: var(--bg-primary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  appearance: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--spacing-2) center;
  background-size: 14px;
}

.filter-select:hover {
  border-color: var(--border-dark);
  background-color: var(--bg-hover);
}

.filter-select:focus {
  border-color: var(--primary);
  box-shadow: var(--shadow-focus);
  outline: none;
}

/* =============================================================================
   TABLE LAYOUT
   ============================================================================= */

.contacts-table-container {
  background: var(--bg-primary);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.contacts-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

.contacts-table th,
.contacts-table td {
  padding: var(--spacing-3) var(--spacing-4);
  text-align: left;
  white-space: nowrap;
}

.contacts-table th {
  background: var(--bg-secondary);
  font-weight: var(--font-semibold);
  color: var(--text-primary);
  font-size: var(--text-sm);
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 2px solid var(--border-default);
}

.contacts-table th:first-child {
  padding-left: var(--spacing-4);
  width: 40px;
}

.contacts-table th:last-child {
  padding-right: var(--spacing-4);
  text-align: right;
}

/* Sortable headers */
.sortable {
  cursor: pointer;
  user-select: none;
  position: relative;
  padding-right: 24px;
}

.sortable:hover {
  color: var(--primary);
}

.sortable::after {
  content: '';
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  opacity: 0.3;
}

.sortable.sort-asc::after {
  border-bottom: 6px solid var(--primary);
  opacity: 1;
}

.sortable.sort-desc::after {
  border-top: 6px solid var(--primary);
  opacity: 1;
}

/* Table rows */
.contacts-table tbody tr {
  border-bottom: 1px solid var(--border-default);
  transition: background-color var(--transition-fast);
}

.contacts-table tbody tr:hover {
  background-color: var(--bg-hover);
}

.contacts-table tbody tr.selected {
  background-color: var(--bg-tertiary);
}

.contacts-table td {
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

.contacts-table td:first-child {
  padding-left: var(--spacing-4);
}

.contacts-table td:last-child {
  padding-right: var(--spacing-4);
}

/* Checkbox column */
.checkbox-cell {
  width: 40px;
  text-align: center !important;
}

.table-checkbox {
  width: 18px;
  height: 18px;
  cursor: pointer;
  appearance: none;
  border: 2px solid var(--border-default);
  border-radius: var(--radius-sm);
  background: var(--bg-primary);
  position: relative;
  transition: all var(--transition-fast);
}

.table-checkbox:hover {
  border-color: var(--primary);
}

.table-checkbox:checked {
  background: var(--primary);
  border-color: var(--primary);
}

.table-checkbox:checked::after {
  content: '✓';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 12px;
  font-weight: bold;
}

/* Name column with avatar */
.name-cell {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  min-width: 200px;
}

.contact-avatar-small {
  width: 32px;
  height: 32px;
  background: var(--primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-semibold);
  font-size: 12px;
  flex-shrink: 0;
}

.contact-name-link {
  color: var(--text-primary);
  font-weight: var(--font-medium);
  text-decoration: none;
  cursor: pointer;
}

.contact-name-link:hover {
  color: var(--primary);
  text-decoration: underline;
}

/* Tags cell */
.tags-cell {
  display: flex;
  gap: var(--spacing-1);
  flex-wrap: wrap;
  max-width: 200px;
}

.contact-tag {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  font-size: 11px;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-default);
  font-weight: var(--font-medium);
  white-space: nowrap;
}

/* Actions column */
.actions-cell {
  text-align: right !important;
}

.table-actions {
  display: flex;
  gap: var(--spacing-2);
  justify-content: flex-end;
}

.btn-table-action {
  background: transparent;
  border: 1px solid var(--border-default);
  color: var(--text-secondary);
  width: 32px;
  height: 32px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.btn-table-action:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
  transform: scale(1.05);
}

.btn-table-action svg {
  width: 16px;
  height: 16px;
}

/* Export button */
.btn-export {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

.btn-export svg {
  width: 16px;
  height: 16px;
}

/* =============================================================================
   EMPTY STATE
   ============================================================================= */

.contacts-empty {
  text-align: center;
  padding: var(--spacing-8) var(--spacing-4);
  background: var(--bg-secondary);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-default);
  max-width: 500px;
  margin: var(--spacing-8) auto;
}

.contacts-empty .empty-icon {
  color: var(--text-tertiary);
  margin-bottom: var(--spacing-4);
  opacity: 0.5;
}

.contacts-empty .empty-icon svg {
  width: 64px;
  height: 64px;
}

.contacts-empty h3 {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  margin-bottom: var(--spacing-2);
  color: var(--text-primary);
}

.contacts-empty p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-4);
}

/* =============================================================================
   CONTACT MODAL
   ============================================================================= */

#contact-form {
  display: grid;
  gap: var(--space-md);
}

#contact-form .form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

#contact-form .form-group.full-width {
  grid-column: 1 / -1;
}

#contact-form .tags-input-wrapper {
  position: relative;
}

#contact-form .tags-input-wrapper input {
  padding-right: 32px;
}

#contact-form .tags-help {
  font-size: 11px;
  color: var(--text-tertiary);
  margin-top: 4px;
}

/* =============================================================================
   PAGINATION
   ============================================================================= */

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-4);
  border-top: 1px solid var(--border-default);
  background: var(--bg-secondary);
}

.pagination-btn {
  background: var(--bg-primary);
  border: 1px solid var(--border-default);
  color: var(--text-secondary);
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pagination-btn:hover:not(:disabled) {
  background: var(--bg-hover);
  border-color: var(--primary);
  color: var(--primary);
}

.pagination-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pagination-info {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
}

/* =============================================================================
   RESPONSIVE
   ============================================================================= */

@media (max-width: 1200px) {
  .contacts-table-container {
    overflow-x: auto;
  }
  
  .contacts-table {
    min-width: 900px;
  }
}

@media (max-width: 968px) {
  .view-contacts .view-wrapper {
    padding: var(--spacing-4);
  }

  .contacts-header {
    flex-direction: column;
    align-items: stretch;
  }

  .header-actions {
    flex-direction: column;
    width: 100%;
    gap: var(--spacing-2);
  }

  .contacts-controls {
    padding: var(--spacing-3);
  }

  .contacts-controls-top {
    flex-direction: column;
    align-items: stretch;
  }

  .bulk-actions {
    width: 100%;
    justify-content: space-between;
  }

  .filter-select {
    min-width: 120px;
    font-size: var(--text-xs);
  }
  
  .contacts-table th,
  .contacts-table td {
    padding: var(--spacing-2) var(--spacing-3);
  }
}

@media (max-width: 768px) {
  .form-row {
    grid-template-columns: 1fr;
  }

  .modal-actions {
    flex-direction: column-reverse;
    gap: var(--space-sm);
  }

  .modal-actions-left {
    width: 100%;
    justify-content: space-between;
  }
  
  /* Mobile: Hide less important columns */
  .hide-mobile {
    display: none;
  }
}