/*!
 * Admin Panel Theme
 * Modern, Responsive Dashboard Theme
 */

:root {
  --primary-color: #4361ee;
  --secondary-color: #3f37c9;
  --success-color: #4cc9f0;
  --info-color: #4895ef;
  --warning-color: #f72585;
  --danger-color: #e63946;
  --light-color: #f8f9fa;
  --dark-color: #212529;
  --sidebar-bg: #1a1d21;
  --header-bg: #ffffff;
  --card-bg: #ffffff;
  --body-bg: #f0f2f5;
  --text-color: #495057;
  --border-color: #e9ecef;
  --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
  --transition: all 0.3s ease;
}

/* Dark Theme Variables */
[data-theme="dark"] {
  --sidebar-bg: #121826;
  --header-bg: #1e293b;
  --card-bg: #1e293b;
  --body-bg: #0f172a;
  --text-color: #cbd5e1;
  --border-color: #334155;
  --shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.3);
}

body {
  background-color: var(--body-bg);
  color: var(--text-color);
  font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  transition: var(--transition);
}

/* Sidebar */
.sidebar {
  background: var(--sidebar-bg);
  box-shadow: var(--shadow);
  transition: var(--transition);
  z-index: 1050;
}

.sidebar .logo {
  padding: 20px 15px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar .logo h4 {
  color: white;
  font-weight: 600;
  margin: 0;
}

.sidebar .nav-link {
  color: rgba(255, 255, 255, 0.7);
  padding: 12px 20px;
  margin: 5px 15px;
  border-radius: 8px;
  transition: var(--transition);
  display: flex;
  align-items: center;
}

.sidebar .nav-link i {
  margin-right: 12px;
  font-size: 1.1rem;
}

.sidebar .nav-link:hover {
  color: white;
  background: rgba(255, 255, 255, 0.1);
}

.sidebar .nav-link.active {
  color: white;
  background: var(--primary-color);
}

/* Main Content */
.main-content {
  transition: var(--transition);
}

/* Header */
.header {
  background: var(--header-bg);
  box-shadow: var(--shadow);
  padding: 15px 20px;
  margin-bottom: 25px;
  border-radius: 10px;
  transition: var(--transition);
}

/* Cards */
.card {
  background: var(--card-bg);
  border: none;
  border-radius: 12px;
  box-shadow: var(--shadow);
  margin-bottom: 25px;
  transition: var(--transition);
}

.card-header {
  background: transparent;
  border-bottom: 1px solid var(--border-color);
  padding: 15px 20px;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-body {
  padding: 20px;
}

/* Stats Cards */
.stat-card {
  text-align: center;
  padding: 20px;
  border-radius: 12px;
  transition: var(--transition);
}

.stat-card:hover {
  transform: translateY(-5px);
}

.stat-card .stat-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 15px;
  font-size: 1.8rem;
  color: white;
}

.stat-card .stat-number {
  font-size: 2rem;
  font-weight: 700;
  margin: 10px 0 5px;
}

.stat-card .stat-title {
  font-size: 0.9rem;
  color: var(--text-color);
  opacity: 0.8;
}

.stat-card-primary .stat-icon {
  background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
}

.stat-card-success .stat-icon {
  background: linear-gradient(45deg, var(--success-color), var(--info-color));
}

.stat-card-warning .stat-icon {
  background: linear-gradient(45deg, var(--warning-color), #b5179e);
}

.stat-card-danger .stat-icon {
  background: linear-gradient(45deg, var(--danger-color), #d90429);
}

/* Tables */
.table {
  color: var(--text-color);
}

.table th {
  font-weight: 600;
  color: var(--text-color);
  border-top: none;
  border-bottom: 2px solid var(--border-color);
}

.table td {
  vertical-align: middle;
  border-color: var(--border-color);
}

.table-hover tbody tr:hover {
  background-color: rgba(67, 97, 238, 0.05);
}

/* Status Badges */
.status-badge {
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
}

.status-active {
  background-color: rgba(76, 201, 240, 0.2);
  color: var(--success-color);
}

.status-expired {
  background-color: rgba(230, 57, 70, 0.2);
  color: var(--danger-color);
}

.status-inactive {
  background-color: rgba(108, 117, 125, 0.2);
  color: var(--dark-color);
}

/* Countdown Timer */
.countdown-timer {
  font-weight: 600;
}

.countdown-warning {
  color: var(--warning-color);
  font-weight: 600;
}

.countdown-danger {
  color: var(--danger-color);
  font-weight: 700;
  animation: pulse 1.5s infinite;
}

@keyframes pulse {
  0% { opacity: 1; }
  50% { opacity: 0.5; }
  100% { opacity: 1; }
}

/* Buttons */
.btn {
  border-radius: 8px;
  padding: 8px 16px;
  font-weight: 500;
  transition: var(--transition);
  border: none;
}

.btn-primary {
  background: var(--primary-color);
  color: white;
}

.btn-primary:hover {
  background: var(--secondary-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(67, 97, 238, 0.3);
}

.btn-outline-primary {
  border: 1px solid var(--primary-color);
  color: var(--primary-color);
}

.btn-outline-primary:hover {
  background: var(--primary-color);
  color: white;
}

.btn-sm {
  padding: 5px 10px;
  font-size: 0.8rem;
}

/* Forms */
.form-control, .form-select {
  border-radius: 8px;
  padding: 10px 15px;
  border: 1px solid var(--border-color);
  background: var(--card-bg);
  color: var(--text-color);
  transition: var(--transition);
}

.form-control:focus, .form-select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.25rem rgba(67, 97, 238, 0.25);
  background: var(--card-bg);
  color: var(--text-color);
}

.form-label {
  font-weight: 500;
  margin-bottom: 8px;
}

.input-group-text {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  color: var(--text-color);
}

/* Alerts */
.alert {
  border-radius: 8px;
  border: none;
}

.alert-success {
  background: rgba(76, 201, 240, 0.2);
  color: var(--success-color);
}

/* Modal */
.modal-content {
  background: var(--card-bg);
  border-radius: 12px;
  border: none;
}

.modal-header {
  border-bottom: 1px solid var(--border-color);
  padding: 15px 20px;
}

.modal-footer {
  border-top: 1px solid var(--border-color);
  padding: 15px 20px;
}

/* Theme Toggle */
.theme-toggle {
  background: transparent;
  border: none;
  color: var(--text-color);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 5px;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.theme-toggle:hover {
  background: rgba(0, 0, 0, 0.1);
}

/* Key Value Display */
.key-value {
  font-family: 'Courier New', monospace;
  font-size: 0.85em;
  background-color: rgba(0, 0, 0, 0.05);
  padding: 2px 6px;
  border-radius: 4px;
  word-break: break-all;
}

[data-theme="dark"] .key-value {
  background-color: rgba(255, 255, 255, 0.1);
}

/* Responsive */
@media (max-width: 768px) {
  .sidebar {
    position: fixed;
    left: -250px;
    width: 250px;
    height: 100vh;
  }
  
  .sidebar.active {
    left: 0;
  }
  
  .main-content {
    margin-left: 0;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .stat-card .stat-number {
    font-size: 1.5rem;
  }
}

.mobile-menu-btn {
  display: none;
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  font-size: 1.2rem;
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 1060;
}

/* Loading Spinner */
.loading-spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(67, 97, 238, 0.3);
  border-radius: 50%;
  border-top-color: var(--primary-color);
  animation: spin 1s ease-in-out infinite;
}

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

/* Progress Bars */
.progress {
  border-radius: 10px;
  height: 10px;
  background-color: rgba(0, 0, 0, 0.1);
}

.progress-bar {
  border-radius: 10px;
}

/* Charts */
.chart-container {
  position: relative;
  height: 300px;
  width: 100%;
}