/* Darkerox - Admin Panel Stylesheet */
.admin-layout {
  display: flex;
  min-height: calc(100vh - 72px);
}

/* Sidebar */
.admin-sidebar {
  width: 260px;
  background-color: var(--bg-primary);
  border-right: 1px solid var(--border-color);
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  flex-shrink: 0;
}

.admin-nav {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  list-style: none;
}

.admin-nav-item a, .admin-nav-item button {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  width: 100%;
  border: none;
  background: transparent;
  cursor: pointer;
  text-align: left;
  transition: all var(--transition-fast);
}

.admin-nav-item a:hover,
.admin-nav-item button:hover,
.admin-nav-item.active a,
.admin-nav-item.active button {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.admin-nav-item.active a,
.admin-nav-item.active button {
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: #ffffff;
}

.admin-nav-item.logout-item button {
  color: #ef4444;
}

.admin-nav-item.logout-item button:hover {
  background-color: rgba(239, 68, 68, 0.15);
}

/* Admin Main Content Container */
.admin-main {
  flex: 1;
  padding: 2rem;
  background-color: var(--bg-dark);
  overflow-x: hidden;
}

/* Metric Cards Grid */
.admin-metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.metric-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast);
}

.metric-card:hover {
  transform: translateY(-2px);
}

.metric-info h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.metric-value {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-primary);
}

.metric-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.metric-icon.views { color: var(--accent-cyan); }
.metric-icon.published { color: #4ade80; }
.metric-icon.scheduled { color: #60a5fa; }
.metric-icon.draft { color: #facc15; }

/* Custom Date Time Picker Styling for Dark Mode */
input[type="datetime-local"]::-webkit-calendar-picker-indicator {
  filter: invert(0.8) sepia(1) saturate(5) hue-rotate(180deg);
  cursor: pointer;
}

/* Admin Data Tables */
.table-container {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  box-shadow: var(--shadow-sm);
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.admin-table th, .admin-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.admin-table th {
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

.admin-table tr:last-child td {
  border-bottom: none;
}

.admin-table tr:hover td {
  background-color: rgba(255, 255, 255, 0.02);
}

.table-thumb {
  width: 80px;
  height: 45px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  background-color: var(--bg-tertiary);
}

.table-title {
  font-weight: 700;
  color: var(--text-primary);
  max-width: 280px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Action buttons in table */
.action-btn-group {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Login Screen Component */
.admin-login-wrapper {
  min-height: calc(100vh - 150px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem 1rem;
}

.admin-login-card {
  width: 100%;
  max-width: 420px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-lg);
}

.login-header {
  text-align: center;
  margin-bottom: 2rem;
}

.login-header .login-logo {
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.login-header p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Custom Professional File Upload Component */
.file-upload-box {
  background-color: var(--bg-primary);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  transition: all var(--transition-fast);
  margin-top: 0.5rem;
}

.file-upload-box:hover {
  border-color: var(--accent);
  background-color: rgba(229, 9, 20, 0.03);
}

.file-upload-trigger {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.custom-file-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.custom-file-btn:hover {
  background-color: var(--accent);
  border-color: var(--accent);
  color: #ffffff;
  box-shadow: 0 4px 15px var(--accent-glow);
}

.file-name-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
}

.file-name-badge .status-success {
  color: #4ade80;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.hidden-file-input {
  display: none !important;
}

/* Upload Progress Bar */
.upload-progress-wrap {
  margin-top: 0.75rem;
  display: none;
}

.upload-progress-wrap.active {
  display: block;
}

.progress-bar-bg {
  width: 100%;
  height: 8px;
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-cyan));
  width: 0%;
  transition: width 0.2s ease;
}

.progress-text {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
}

/* Animated Uploading Button State */
.btn-loading-active {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 0.65rem !important;
  pointer-events: none !important;
  opacity: 0.9 !important;
  animation: pulseGlow 1.5s ease-in-out infinite !important;
}

.btn-spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: btnSpin 0.75s linear infinite;
  display: inline-block;
  flex-shrink: 0;
}

@keyframes btnSpin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes pulseGlow {
  0% { box-shadow: 0 0 0 0 rgba(229, 9, 20, 0.6); }
  70% { box-shadow: 0 0 0 10px rgba(229, 9, 20, 0); }
  100% { box-shadow: 0 0 0 0 rgba(229, 9, 20, 0); }
}

/* Admin Tabs & Form Layouts */
.admin-form-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  max-width: 800px;
}

@media (max-width: 900px) {
  .admin-layout {
    flex-direction: column;
  }
  .admin-sidebar {
    width: 100%;
    border-right: none;
    border-bottom: 1px solid var(--border-color);
    padding: 0.5rem 0.75rem;
    position: sticky;
    top: 64px;
    z-index: 50;
    background-color: var(--bg-primary);
  }
  .admin-nav {
    flex-direction: row;
    overflow-x: auto;
    white-space: nowrap;
    gap: 0.5rem;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 0.15rem;
  }
  .admin-nav::-webkit-scrollbar {
    display: none;
  }
  .admin-nav-item {
    flex-shrink: 0;
  }
  .admin-nav-item.logout-item {
    margin-top: 0 !important;
  }
  .admin-nav-item button {
    padding: 0.45rem 0.9rem;
    font-size: 0.85rem;
    white-space: nowrap;
    border-radius: var(--radius-full);
  }
  .admin-nav-item.active button {
    border-left: none;
    border-radius: var(--radius-full);
    background-color: var(--accent);
    color: #ffffff;
  }
  .admin-main {
    padding: 1rem 0.75rem;
  }
}

@media (max-width: 600px) {
  .admin-metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.65rem;
  }
  .metric-card {
    padding: 0.85rem 0.75rem;
  }
  .metric-value {
    font-size: 1.35rem;
  }
  .metric-icon {
    width: 36px;
    height: 36px;
  }
  .metric-info h4 {
    font-size: 0.725rem;
  }
  .admin-form-card {
    padding: 1rem 0.75rem;
    border-radius: var(--radius-md);
  }
  .file-upload-trigger {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
  }
  .file-name-badge {
    word-break: break-all;
    max-width: 100%;
  }
  .admin-table {
    min-width: 580px;
  }
  .admin-table th, .admin-table td {
    padding: 0.65rem 0.75rem;
  }
  .table-title {
    max-width: 160px;
  }
}

@media (max-width: 400px) {
  .admin-metrics-grid {
    grid-template-columns: 1fr;
  }
  .admin-login-card {
    padding: 1.75rem 1rem;
  }
}