/**
 * Admin Dashboard Styles
 * Specific styles for the admin dashboard interface
 */

/* ============================================
   LOGIN SCREEN
   ============================================ */
.admin-login-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-500) 0%, var(--primary-700) 100%);
  padding: var(--space-4);
}

.login-container {
  width: 100%;
  max-width: 400px;
  background: white;
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.login-logo {
  text-align: center;
  margin-bottom: var(--space-6);
}

.login-logo img {
  height: 60px;
  width: auto;
}

.login-header {
  text-align: center;
  margin-bottom: var(--space-6);
}

.login-header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gray-900);
  margin: 0 0 var(--space-2) 0;
}

.login-header p {
  color: var(--gray-600);
  margin: 0;
}

.login-form {
  margin-bottom: var(--space-6);
}

.login-form .form-group {
  margin-bottom: var(--space-4);
}

.login-form label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: var(--space-2);
}

.login-form input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-lg);
  font-size: 1rem;
  transition: all 0.2s ease;
}

.login-form input:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px var(--primary-100);
}

/* Input with icon wrapper */
.input-with-icon {
  position: relative;
  display: flex;
  align-items: center;
}

.input-with-icon input {
  width: 100%;
  padding-right: var(--space-10);
}

.input-with-icon .input-icon {
  position: absolute;
  right: var(--space-3);
  color: var(--gray-400);
  pointer-events: none;
  font-size: 20px;
  transition: color 0.2s ease;
}

.input-with-icon input:focus + .input-icon {
  color: var(--primary-500);
}

/* Input with password toggle */
.input-with-toggle input {
  padding-right: var(--space-14);
}

.input-with-toggle .input-icon {
  right: var(--space-10);
}

.password-toggle {
  position: absolute;
  right: var(--space-2);
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  padding: var(--space-2);
  cursor: pointer;
  color: var(--gray-400);
  transition: all 0.2s ease;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.password-toggle:hover {
  color: var(--gray-600);
  background: var(--gray-100);
}

.password-toggle:focus {
  outline: none;
  color: var(--primary-500);
  background: var(--primary-50);
  box-shadow: 0 0 0 2px var(--primary-200);
}

.password-toggle:active {
  transform: translateY(-50%) scale(0.95);
}

.password-toggle i {
  font-size: 20px;
}

/* Form error messages */
.form-error {
  display: none;
  font-size: 0.875rem;
  color: var(--danger);
  margin-top: var(--space-1);
  padding-left: var(--space-2);
  animation: slideDown 0.2s ease-out;
}

.form-error.visible {
  display: block;
}

/* Form validation states */
.login-form input.valid {
  border-color: var(--success);
}

.login-form input.valid:focus {
  box-shadow: 0 0 0 3px var(--success-light);
}

.login-form input.invalid {
  border-color: var(--danger);
}

.login-form input.invalid:focus {
  box-shadow: 0 0 0 3px var(--danger-light);
}

/* Animations */
@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.login-error {
  padding: var(--space-3);
  background: var(--error-bg);
  color: var(--error);
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  margin-bottom: var(--space-4);
}

.login-footer {
  text-align: center;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--gray-600);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.back-link:hover {
  color: var(--primary-600);
}

/* ============================================
   DASHBOARD SCREEN
   ============================================ */
.admin-dashboard-screen {
  min-height: 100vh;
  background: var(--gray-50);
}

/* Dashboard Header */
.admin-header {
  background: white;
  border-bottom: 1px solid var(--gray-200);
  padding: var(--space-4) var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-left {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.header-logo img {
  height: 40px;
  width: auto;
}

.header-title h1 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin: 0;
}

/* Dashboard Main */
.admin-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-6);
}

/* Tabs Navigation */
.admin-tabs-nav {
  display: flex;
  gap: var(--space-2);
  background: white;
  padding: var(--space-2);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-6);
  border: 1px solid var(--gray-200);
}

.admin-tabs-nav .tab-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border: none;
  background: transparent;
  border-radius: var(--radius-md);
  font-weight: 600;
  color: var(--gray-600);
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
}

.admin-tabs-nav .tab-btn:hover {
  background: var(--gray-100);
  color: var(--gray-900);
}

.admin-tabs-nav .tab-btn.active {
  background: var(--primary-50);
  color: var(--primary-600);
}

.tab-badge {
  display: none;
  background: var(--error);
  color: rgb(136, 146, 238);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  margin-left: var(--space-1);
}

.tab-badge:empty {
  display: none;
}

/* Tab Content */
.admin-content {
  background: white;
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
  padding: var(--space-6);
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
}

/* ============================================
   STATS GRID
   ============================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.stat-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
  transition: all 0.2s ease;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  font-size: 24px;
  color: white;
}

.stat-icon-warning { background: var(--warning); }
.stat-icon-success { background: var(--success); }
.stat-icon-info { background: var(--info); }
.stat-icon-primary { background: var(--primary-500); }

.stat-info {
  flex: 1;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--gray-600);
  margin: 0 0 var(--space-1) 0;
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gray-900);
  margin: 0;
}

/* ============================================
   SECTIONS
   ============================================ */
.admin-section {
  margin-bottom: var(--space-6);
}

.section-header {
  margin-bottom: var(--space-4);
}

.section-header h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  margin: 0 0 var(--space-1) 0;
}

.section-subtitle {
  color: var(--gray-600);
  margin: 0;
}

.dashboard-section {
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--gray-200);
}

/* ============================================
   USER CARDS
   ============================================ */
.user-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.user-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
}

.user-avatar {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-100);
  color: var(--primary-600);
  border-radius: 50%;
  font-weight: 700;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.user-avatar-success {
  background: var(--success);
  color: white;
}

.user-info {
  flex: 1;
}

.user-info strong {
  display: block;
  color: var(--gray-900);
  margin-bottom: var(--space-1);
}

.user-info small {
  color: var(--gray-600);
  display: block;
}

.user-actions {
  display: flex;
  gap: var(--space-2);
}

/* ============================================
   SETTINGS FORM
   ============================================ */
.settings-form {
  max-width: 600px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.form-group {
  margin-bottom: var(--space-4);
}

.form-group label {
  display: block;
  font-weight: 600;
  color: var(--gray-700);
  margin-bottom: var(--space-2);
}

.form-group input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-lg);
  font-size: 0.9375rem;
  transition: all 0.2s ease;
}

.form-group input:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px var(--primary-100);
}

.form-group small {
  display: block;
  margin-top: var(--space-1);
  color: var(--gray-500);
  font-size: 0.875rem;
}

.form-actions {
  margin-top: var(--space-6);
}

/* ============================================
   TIME SLOTS MANAGER
   ============================================ */
.time-slots-manager {
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}

/* Add New Time Slot */
.time-slot-add {
  background: white;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
}

.time-slot-inputs {
  display: flex;
  align-items: flex-end;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.time-input-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
  min-width: 140px;
}

.time-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-700);
}

.time-input-group input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-lg);
  font-size: 1rem;
  font-family: 'Outfit', sans-serif;
  transition: all 0.2s ease;
}

.time-input-group input:focus {
  outline: none;
  border-color: var(--primary-500);
  box-shadow: 0 0 0 3px var(--primary-100);
}

.time-separator {
  display: flex;
  align-items: center;
  padding-bottom: var(--space-3);
  color: var(--gray-500);
  font-weight: 600;
  font-size: 0.875rem;
}

.btn-icon {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  white-space: nowrap;
}

/* Time Slots List */
.time-slots-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.time-slot-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: white;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  transition: all 0.2s ease;
}

.time-slot-item:hover {
  border-color: var(--gray-300);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.time-slot-time {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 600;
  color: var(--gray-900);
}

.time-slot-time i {
  color: var(--primary-500);
  font-size: 20px;
}

.time-slot-duration {
  font-size: 0.875rem;
  color: var(--gray-500);
  font-weight: 400;
  padding-left: var(--space-2);
}

.time-slot-delete {
  background: transparent;
  border: none;
  padding: var(--space-2);
  cursor: pointer;
  color: var(--gray-400);
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.time-slot-delete:hover {
  color: var(--danger);
  background: var(--danger-light);
}

.time-slot-delete:focus {
  outline: none;
  color: var(--danger);
  background: var(--danger-light);
  box-shadow: 0 0 0 2px var(--danger);
}

.time-slot-delete i {
  font-size: 20px;
}

/* Empty state */
.time-slots-empty {
  text-align: center;
  padding: var(--space-6);
  color: var(--gray-500);
}

.time-slots-empty i {
  font-size: 48px;
  color: var(--gray-300);
  margin-bottom: var(--space-3);
}

/* ============================================
   BOOKING CARDS
   ============================================ */
.booking-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-4);
}

.booking-card {
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
  padding: var(--space-4);
  transition: all 0.2s ease;
}

.booking-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.booking-header {
  margin-bottom: var(--space-3);
}

.booking-header strong {
  color: var(--gray-900);
  display: block;
}

.booking-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.booking-detail {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--gray-600);
  font-size: 0.875rem;
}

.booking-detail i {
  color: var(--primary-500);
}

/* ============================================
   ACTIVITY ITEMS
   ============================================ */
.activity-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3);
  background: var(--gray-50);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-2);
}

.activity-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--success);
  color: white;
  border-radius: var(--radius-full);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.activity-details strong {
  display: block;
  color: var(--gray-900);
}

.activity-details small {
  color: var(--gray-600);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .admin-header {
    flex-direction: column;
    gap: var(--space-4);
    align-items: stretch;
  }

  .header-left,
  .header-right {
    justify-content: center;
  }

  .admin-tabs-nav {
    flex-wrap: wrap;
  }

  .admin-tabs-nav .tab-btn {
    flex: 1;
    min-width: 120px;
    justify-content: center;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .booking-grid {
    grid-template-columns: 1fr;
  }

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

  .user-actions {
    width: 100%;
    justify-content: stretch;
  }

  .user-actions .btn {
    flex: 1;
  }

  /* Time Slots Manager */
  .time-slot-inputs {
    flex-direction: column;
  }

  .time-input-group {
    width: 100%;
  }

  .time-separator {
    display: none;
  }

  .time-slot-add .btn {
    width: 100%;
  }
}

/* ============================================
   LOADING OVERLAY
   ============================================ */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.95);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  backdrop-filter: blur(4px);
}

.loading-overlay .loading-spinner {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.loading-overlay .loading-spinner i {
  font-size: 64px;
  color: var(--primary-500);
  animation: spin 1s linear infinite;
}

.loading-overlay p {
  margin-top: var(--space-4);
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-700);
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ============================================
   BUTTON LOADING STATES
   ============================================ */
.btn .btn-text {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.btn .btn-loading {
  display: none;
  align-items: center;
  gap: var(--space-2);
}

.btn.loading .btn-text {
  display: none !important;
}

.btn.loading .btn-loading {
  display: inline-flex !important;
}

.btn.loading .btn-loading i {
  animation: spin 1s linear infinite;
}