:root {
  --primary: #1e1b4b;
  --secondary: #312e64;
  --accent: #8b5cf6;
  --accent-hover: #a78bfa;
  --danger: #f43f5e;
  --warning: #f59e0b;
  --success: #10b981;
  --info: #22d3ee;
  --bg-dark: #0b0726;
  --bg-elevated: #1e1b4b;
  --bg-card: #241f55;
  --bg-input: #312e64;
  --text-primary: #ede9fe;
  --text-secondary: #c4b5fd;
  --text-muted: #a78bfa;
  --border: #4c3a99;
  --border-light: #6d28d9;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 4px 12px rgba(49, 46, 100, 0.4);
  --shadow-lg: 0 10px 30px rgba(30, 27, 75, 0.55);
  --shadow-xl: 0 20px 50px rgba(15, 23, 42, 0.7);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: linear-gradient(135deg, var(--gradient-2, rgba(59,130,246,0.06)) 0%, var(--panel-bg, rgba(15,23,42,0.85)) 50%, var(--gradient-1, rgba(6,182,212,0.08)) 100%);
  background-attachment: fixed !important;
  color: var(--text-primary);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Layout Utilities */
.app-container {
  display: flex;
  flex: 1;
  position: relative;
  padding-top: 4rem;
}

.sidebar {
  width: 280px;
  height: 100vh;
  position: fixed;
  left: 0;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(12px);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 2rem 1.5rem;
  z-index: 50;
  transition: transform 0.3s ease;
}

.main-content {
  flex: 1;
  margin-left: 280px;
  padding: 2.5rem;
  width: calc(100% - 280px);
}

@media (max-width: 1024px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .main-content {
    margin-left: 0;
    width: 100%;
    padding: 2rem;
  }
}

/* Header */
.header {
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 1.25rem 2rem;
  position: fixed;
  top: 0;
  left: 280px;
  right: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: left 0.3s ease;
}

@media (max-width: 1024px) {
  .header {
    left: 0;
  padding-left: 1rem;
  }
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo-circle {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--info) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.brand-subtitle {
  font-size: 0.875rem;
  color: var(--accent);
  font-weight: 500;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.25rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 20px;
  color: var(--success);
  font-weight: 500;
  font-size: 0.875rem;
}

/* Navigation */
.nav-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-radius: 12px;
  color: var(--text-secondary);
  font-weight: 500;
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  margin-bottom: 0.5rem;
}

.nav-item:hover {
  background: rgba(59, 130, 246, 0.1);
  color: var(--text-primary);
  transform: translateX(4px);
}

.nav-item.active {
  background: rgba(59, 130, 246, 0.15);
  color: var(--accent);
  border-left: 4px solid var(--accent);
}

.nav-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  background: rgba(30, 41, 59, 0.6);
  transition: all 0.3s ease;
}

.nav-item:hover .nav-icon {
  background: rgba(59, 130, 246, 0.2);
  transform: scale(1.1);
}

.nav-item.active .nav-icon {
  background: rgba(59, 130, 246, 0.3);
}

/* Cards */
.card {
  background: rgba(30, 41, 59, 0.6);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2rem;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--info));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--accent);
}

.card:hover::before {
  opacity: 1;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.card-title i {
  color: var(--accent);
  font-size: 1.5rem;
}

.card-body {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Statistics Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: rgba(30, 41, 59, 0.6);
  border-radius: 18px;
  padding: 1.75rem;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.stat-card::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(to bottom, var(--accent), var(--info));
  opacity: 0.7;
  transition: opacity 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: var(--shadow-lg);
}

.stat-card:hover::after {
  opacity: 1;
}

.stat-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
}

.stat-value {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  line-height: 1;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.stat-change {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 600;
  margin-top: 0.75rem;
}

.stat-change.positive {
  color: var(--success);
}

.stat-change.negative {
  color: var(--danger);
}

/* Forms */
.form-group {
  margin-bottom: 1.75rem;
}

.form-label {
  display: block;
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-control {
  width: 100%;
  padding: 0.875rem 1.25rem;
  background: rgba(51, 65, 85, 0.6);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--text-primary);
  font-size: 0.875rem;
  transition: all 0.3s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  background: rgba(71, 85, 105, 0.6);
}

.form-control::placeholder {
  color: var(--text-muted);
}

.textarea {
  min-height: 120px;
  resize: vertical;
  padding: 1rem 1.25rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.875rem 1.75rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.6s ease;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--info) 100%);
  color: white;
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.4);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(59, 130, 246, 0.6);
}

.btn-secondary {
  background: rgba(51, 65, 85, 0.6);
  border: 1px solid var(--border);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background: rgba(71, 85, 105, 0.6);
  transform: translateY(-2px);
  border-color: var(--accent);
}

.btn-danger {
  background: linear-gradient(135deg, var(--danger) 0%, #dc2626 100%);
  color: white;
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.4);
}

.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(239, 68, 68, 0.6);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.75rem;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  transition: all 0.3s ease;
}

.badge-primary {
  background: rgba(59, 130, 246, 0.15);
  color: var(--accent);
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.badge:hover {
  transform: scale(1.05);
}

/* Tables */
.table-container {
  background: rgba(30, 41, 59, 0.6);
  border-radius: 20px;
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.table th {
  background: rgba(15, 23, 42, 0.8);
  padding: 1.25rem 1.75rem;
  text-align: left;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.table td {
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-primary);
}

.table tr {
  transition: all 0.3s ease;
}

.table tr:hover {
  background: rgba(59, 130, 246, 0.05);
}

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

/* Live Monitor */
.live-monitor {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.live-panel {
  background: var(--bg-card);
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
  position: relative;
}

.live-panel:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: var(--shadow-xl);
  border-color: var(--accent);
}

.live-panel-header {
  padding: 1.5rem;
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(6, 182, 212, 0.05) 100%);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.live-panel-title {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.live-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--info) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.live-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 20px;
  color: var(--success);
  font-size: 0.75rem;
  font-weight: 600;
}

.live-video-container {
  position: relative;
  aspect-ratio: 16/9;
  background: #000;
  overflow: hidden;
}

.live-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.live-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.3) 40%, transparent 100%);
  z-index: 2;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.live-info {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.live-camera-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: white;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.live-meta {
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.8);
  margin-top: 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.live-stats {
  display: flex;
  gap: 0.75rem;
}

.live-stat {
  padding: 0.5rem 0.75rem;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.75rem;
  color: white;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Gallery Grid */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}

.gallery-card {
  background: var(--bg-card);
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
  position: relative;
}

.gallery-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent);
}

.gallery-thumbnail {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
}

.gallery-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-card:hover .gallery-thumbnail img {
  transform: scale(1.08);
}

.gallery-thumbnail-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-card:hover .gallery-thumbnail-overlay {
  opacity: 1;
}

.gallery-play-btn {
  width: 64px;
  height: 64px;
  background: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.5);
  transform: scale(0.9);
  transition: all 0.3s ease;
}

.gallery-card:hover .gallery-play-btn {
  transform: scale(1);
  box-shadow: 0 8px 30px rgba(59, 130, 246, 0.6);
}

.gallery-info {
  padding: 1.5rem;
}

.gallery-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.gallery-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.gallery-date {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.gallery-actions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.gallery-action-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem;
  background: var(--bg-dark);
  border-radius: 10px;
  color: var(--text-secondary);
  transition: all 0.3s ease;
  cursor: pointer;
  border: 1px solid var(--border);
}

.gallery-action-btn:hover {
  background: var(--accent);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

/* Settings Panel */
.settings-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  background: var(--bg-card);
  border-radius: 20px 20px 0 0;
  overflow: hidden;
}

.settings-tab {
  flex: 1;
  padding: 1.25rem;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
}

.settings-tab:hover {
  background: rgba(59, 130, 246, 0.05);
  color: var(--text-primary);
}

.settings-tab.active {
  background: rgba(59, 130, 246, 0.1);
  color: var(--accent);
  border-bottom: 3px solid var(--accent);
}

.settings-content {
  background: var(--bg-card);
  border-radius: 0 0 20px 20px;
  border: 1px solid var(--border);
  border-top: none;
  padding: 2rem;
}

.settings-section {
  margin-bottom: 2rem;
}

.settings-section-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.settings-section-title i {
  color: var(--accent);
  font-size: 1.25rem;
}

.setting-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem;
  background: var(--bg-dark);
  border-radius: 16px;
  border: 1px solid var(--border);
  margin-bottom: 1rem;
  transition: all 0.3s ease;
}

.setting-item:hover {
  border-color: var(--accent);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.1);
}

.setting-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.setting-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(59, 130, 246, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.setting-label {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
  display: block;
}

.setting-description {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Alert */
.alert {
  padding: 1.25rem 1.5rem;
  border-radius: 12px;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.875rem;
  font-weight: 500;
}

.alert-danger {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--danger);
}

.alert-success {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: var(--success);
}

.alert-warning {
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: var(--warning);
}

.alert-info {
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.3);
  color: var(--info);
}

/* Progress */
.progress {
  width: 100%;
  height: 10px;
  background: var(--bg-dark);
  border-radius: 5px;
  overflow: hidden;
  margin-top: 0.75rem;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--info));
  border-radius: 5px;
  transition: width 0.5s ease;
}

/* Empty State */
.empty-state {
  padding: 4rem 2rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
}

.empty-state-icon {
  font-size: 4rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  opacity: 0.5;
}

.empty-state-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.empty-state-description {
  font-size: 0.875rem;
  color: var(--text-muted);
  max-width: 400px;
  margin: 0 auto;
}

.empty-state-action {
  margin-top: 2rem;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--bg-card);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* Animations */
@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

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

.slide-in-right {
  animation: slideInRight 0.3s ease;
}

.pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Responsive */
@media (max-width: 1024px) {
  .app-container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
  }

  .main-content {
    margin-left: 0;
    width: 100%;
  }

  .header {
    left: 0;
  }

  .stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }

  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  }
}

@media (max-width: 768px) {
  .header {
    padding: 1rem;
  }

  .brand-title {
    font-size: 1.25rem;
  }

  .main-content {
    padding: 1.5rem;
  }

  .card {
    padding: 1.5rem;
  }

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

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

  .gallery-actions {
    grid-template-columns: repeat(2, 1fr);
  }
}

/*
 * ─── 10 TEMA WARNA ───
 * Gunakan data-theme pada <html> untuk mengganti seluruh tampilan.
 * Tema default: "twilight" (indigo/violet/cyan)
 */
:root,
[data-theme="twilight"] {
  --c-bg-deep: #030712;
  --c-bg-card: #0f172a;
  --c-bg-card2: #1e293b;
  --c-text: #e2e8f0;
  --c-text-muted: #94a3b8;
  --c-border: #334155;
  --c-accent: #22d3ee;
  --c-accent2: #10b981;
  --c-danger: #f43f5e;
  --c-warning: #f59e0b;
  --c-gradient-from: #1a1640;
  --c-gradient-via: #312e64;
  --c-gradient-to: #0e7490;
}
[data-theme="midnight"] {
  --c-bg-deep: #020617;
  --c-bg-card: #0c1929;
  --c-bg-card2: #132742;
  --c-text: #e0f2fe;
  --c-text-muted: #7dd3fc;
  --c-border: #1e3a5f;
  --c-accent: #38bdf8;
  --c-accent2: #2dd4bf;
  --c-danger: #f87171;
  --c-warning: #fbbf24;
  --c-gradient-from: #0c1929;
  --c-gradient-via: #1e3a5f;
  --c-gradient-to: #020617;
}
[data-theme="forest"] {
  --c-bg-deep: #022c22;
  --c-bg-card: #064e3b;
  --c-bg-card2: #065f46;
  --c-text: #d1fae5;
  --c-text-muted: #6ee7b7;
  --c-border: #047857;
  --c-accent: #34d399;
  --c-accent2: #22c55e;
  --c-danger: #f87171;
  --c-warning: #f59e0b;
  --c-gradient-from: #022c22;
  --c-gradient-via: #065f46;
  --c-gradient-to: #047857;
}
[data-theme="sunset"] {
  --c-bg-deep: #1c0e07;
  --c-bg-card: #2d1a11;
  --c-bg-card2: #3d2418;
  --c-text: #ffedd5;
  --c-text-muted: #fcd38d;
  --c-border: #7c3d12;
  --c-accent: #fb923c;
  --c-accent2: #f59e0b;
  --c-danger: #ef4444;
  --c-warning: #f59e0b;
  --c-gradient-from: #1c0e07;
  --c-gradient-via: #7c3d12;
  --c-gradient-to: #431407;
}
[data-theme="ocean"] {
  --c-bg-deep: #042f2e;
  --c-bg-card: #083344;
  --c-bg-card2: #155e75;
  --c-text: #cffafe;
  --c-text-muted: #67e8f9;
  --c-border: #0e7490;
  --c-accent: #06b6d4;
  --c-accent2: #22d3ee;
  --c-danger: #f43f5e;
  --c-warning: #f59e0b;
  --c-gradient-from: #042f2e;
  --c-gradient-via: #155e75;
  --c-gradient-to: #082f49;
}
[data-theme="royal"] {
  --c-bg-deep: #0f0726;
  --c-bg-card: #1e1040;
  --c-bg-card2: #2d1759;
  --c-text: #ede9fe;
  --c-text-muted: #c4b5fd;
  --c-border: #4c1d95;
  --c-accent: #a78bfa;
  --c-accent2: #c084fc;
  --c-danger: #e879f9;
  --c-warning: #fbbf24;
  --c-gradient-from: #0f0726;
  --c-gradient-via: #2d1759;
  --c-gradient-to: #4c1d95;
}
[data-theme="lava"] {
  --c-bg-deep: #140304;
  --c-bg-card: #2d0a0c;
  --c-bg-card2: #450f12;
  --c-text: #fce4e4;
  --c-text-muted: #f9a8a8;
  --c-border: #7f1d1d;
  --c-accent: #ef4444;
  --c-accent2: #fb923c;
  --c-danger: #ef4444;
  --c-warning: #f97316;
  --c-gradient-from: #140304;
  --c-gradient-via: #450f12;
  --c-gradient-to: #7f1d1d;
}
[data-theme="nord"] {
  --c-bg-deep: #0f172a;
  --c-bg-card: #1e293b;
  --c-bg-card2: #334155;
  --c-text: #e2e8f0;
  --c-text-muted: #94a3b8;
  --c-border: #475569;
  --c-accent: #93c5fd;
  --c-accent2: #67e8f9;
  --c-danger: #f87171;
  --c-warning: #fbbf24;
  --c-gradient-from: #0f172a;
  --c-gradient-via: #1e3a5f;
  --c-gradient-to: #334155;
}
[data-theme="dracula"] {
  --c-bg-deep: #121014;
  --c-bg-card: #1e1b24;
  --c-bg-card2: #2b2836;
  --c-text: #f8f8f2;
  --c-text-muted: #bd93f9;
  --c-border: #44475a;
  --c-accent: #ff79c6;
  --c-accent2: #50fa7b;
  --c-danger: #ff5555;
  --c-warning: #f1fa8c;
  --c-gradient-from: #121014;
  --c-gradient-via: #282a36;
  --c-gradient-to: #44475a;
}
[data-theme="monochrome"] {
  --c-bg-deep: #0a0a0a;
  --c-bg-card: #1a1a1a;
  --c-bg-card2: #2a2a2a;
  --c-text: #f5f5f5;
  --c-text-muted: #a3a3a3;
  --c-border: #404040;
  --c-accent: #e5e5e5;
  --c-accent2: #cccccc;
  --c-danger: #999999;
  --c-warning: #cccccc;
  --c-gradient-from: #0a0a0a;
  --c-gradient-via: #1a1a1a;
  --c-gradient-to: #2a2a2a;
}
[data-theme="noir"] {
  --c-bg-deep: #0a0a0a;
  --c-bg-card: #151004;
  --c-bg-card2: #221a08;
  --c-text: #fef3c7;
  --c-text-muted: #d4a574;
  --c-border: #3d2e1a;
  --c-accent: #f59e0b;
  --c-accent2: #d97706;
  --c-danger: #ef4444;
  --c-warning: #f59e0b;
  --c-gradient-from: #0a0a0a;
  --c-gradient-via: #1a0f00;
  --c-gradient-to: #3d2e1a;
}

/* ─── Bridge old CSS var(--accent) to dynamic theme var(--c-accent) ─── */
[data-theme] {
  --accent: var(--c-accent);
  --accent-hover: var(--c-accent);
  --danger: var(--c-danger);
  --warning: var(--c-warning);
  --success: var(--c-accent2);
  --info: var(--c-accent);
}

/* ─── Override Tailwind utility classes per tema ─── */
[data-theme] .bg-slate-950 { background-color: var(--c-bg-deep) !important; }
[data-theme] .bg-slate-950\/70 { background-color: color-mix(in srgb, var(--c-bg-deep) 70%, transparent) !important; }
[data-theme] .bg-slate-950\/80 { background-color: color-mix(in srgb, var(--c-bg-deep) 80%, transparent) !important; }
[data-theme] .bg-slate-900 { background-color: var(--c-bg-card) !important; }
[data-theme] .bg-slate-900\/60 { background-color: color-mix(in srgb, var(--c-bg-card) 60%, transparent) !important; }

/* ─── Additional overrides for button/heading consistency ─── */
[data-theme] .text-white { color: var(--c-text) !important; }
[data-theme] .text-white\/95 { color: color-mix(in srgb, var(--c-text) 95%, transparent) !important; }
[data-theme] .text-slate-500 { color: var(--c-text-muted) !important; }
[data-theme] .text-rose-300 { color: var(--c-danger) !important; }
[data-theme] .text-rose-300\/90 { color: color-mix(in srgb, var(--c-danger) 90%, transparent) !important; }
[data-theme] .text-amber-300 { color: var(--c-warning) !important; }
[data-theme] .text-amber-400 { color: var(--c-warning) !important; }
[data-theme] .text-emerald-400 { color: var(--c-accent2) !important; }
[data-theme] .text-violet-400 { color: var(--c-accent) !important; }
[data-theme] .text-sky-400 { color: var(--c-accent) !important; }
[data-theme] .text-cyan-400 { color: var(--c-accent) !important; }
[data-theme] .text-cyan-500 { color: var(--c-accent) !important; }
[data-theme] .border-rose-500 { border-color: var(--c-danger) !important; }
[data-theme] .border-rose-500\/50 { border-color: color-mix(in srgb, var(--c-danger) 50%, transparent) !important; }
[data-theme] .border-emerald-500 { border-color: var(--c-accent2) !important; }
[data-theme] .border-emerald-500\/30 { border-color: color-mix(in srgb, var(--c-accent2) 30%, transparent) !important; }
[data-theme] .border-amber-500\/30 { border-color: color-mix(in srgb, var(--c-warning) 30%, transparent) !important; }
[data-theme] .border-cyan-400\/30 { border-color: color-mix(in srgb, var(--c-accent) 30%, transparent) !important; }
[data-theme] .border-cyan-500 { border-color: var(--c-accent) !important; }
[data-theme] .bg-blue-600 { background-color: var(--c-accent) !important; }
[data-theme] .bg-cyan-600 { background-color: var(--c-accent) !important; }
[data-theme] .bg-emerald-600 { background-color: var(--c-accent2) !important; }
[data-theme] .bg-rose-600\/10 { background-color: color-mix(in srgb, var(--c-danger) 10%, transparent) !important; }
[data-theme] .bg-rose-600\/15 { background-color: color-mix(in srgb, var(--c-danger) 15%, transparent) !important; }
[data-theme] .bg-amber-500\/10 { background-color: color-mix(in srgb, var(--c-warning) 10%, transparent) !important; }
[data-theme] .bg-amber-500\/15 { background-color: color-mix(in srgb, var(--c-warning) 15%, transparent) !important; }
[data-theme] .hover\\:bg-blue-500:hover { background-color: var(--c-accent) !important; }
[data-theme] .hover\\:bg-rose-500\\/20:hover { background-color: color-mix(in srgb, var(--c-danger) 20%, transparent) !important; }
[data-theme] .to-blue-600 { --tw-gradient-to: var(--c-accent) !important; }
[data-theme] .to-emerald-500 { --tw-gradient-to: var(--c-accent2) !important; }
[data-theme] .from-rose-500 { --tw-gradient-from: var(--c-danger) !important; }
[data-theme] .bg-slate-800 { background-color: var(--c-bg-card2) !important; }
[data-theme] .bg-slate-800\/70 { background-color: color-mix(in srgb, var(--c-bg-card2) 70%, transparent) !important; }
[data-theme] .bg-slate-800\/80 { background-color: color-mix(in srgb, var(--c-bg-card2) 80%, transparent) !important; }
[data-theme] .bg-slate-700 { background-color: var(--c-border) !important; }
[data-theme] .text-slate-100 { color: var(--c-text) !important; }
[data-theme] .text-slate-200 { color: var(--c-text) !important; }
[data-theme] .text-slate-300 { color: var(--c-text) !important; }
[data-theme] .text-slate-300\/85 { color: color-mix(in srgb, var(--c-text) 85%, transparent) !important; }
[data-theme] .text-slate-400 { color: var(--c-text-muted) !important; }
[data-theme] .border-slate-700 { border-color: var(--c-border) !important; }
[data-theme] .border-slate-700\/80 { border-color: color-mix(in srgb, var(--c-border) 80%, transparent) !important; }
[data-theme] .border-slate-800 { border-color: var(--c-border) !important; }
[data-theme] .bg-cyan-500 { background-color: var(--c-accent) !important; }
[data-theme] .bg-cyan-500\/10 { background-color: color-mix(in srgb, var(--c-accent) 10%, transparent) !important; }
[data-theme] .bg-cyan-500\/15 { background-color: color-mix(in srgb, var(--c-accent) 15%, transparent) !important; }
[data-theme] .bg-cyan-500\/20 { background-color: color-mix(in srgb, var(--c-accent) 20%, transparent) !important; }
[data-theme] .text-cyan-200 { color: var(--c-accent) !important; }
[data-theme] .text-cyan-300 { color: var(--c-accent) !important; }
[data-theme] .text-cyan-300\/90 { color: color-mix(in srgb, var(--c-accent) 90%, transparent) !important; }
[data-theme] .focus\\:border-cyan-500:focus { border-color: var(--c-accent) !important; }
[data-theme] .focus\\:ring-cyan-500:focus { --tw-ring-color: var(--c-accent) !important; }
[data-theme] .bg-emerald-500 { background-color: var(--c-accent2) !important; }
[data-theme] .bg-emerald-500\/10 { background-color: color-mix(in srgb, var(--c-accent2) 10%, transparent) !important; }
[data-theme] .text-emerald-300 { color: var(--c-accent2) !important; }
[data-theme] .text-emerald-300\/85 { color: color-mix(in srgb, var(--c-accent2) 85%, transparent) !important; }
[data-theme] .hover\\:bg-cyan-500\\/20:hover { background-color: color-mix(in srgb, var(--c-accent) 20%, transparent) !important; }
[data-theme] .hover\\:bg-slate-800:hover { background-color: var(--c-bg-card2) !important; }
[data-theme] .hover\\:text-cyan-400:hover { color: var(--c-accent) !important; }
[data-theme] .ring-cyan-400 { --tw-ring-color: var(--c-accent) !important; }
[data-theme] .from-cyan-500 { --tw-gradient-from: var(--c-accent) !important; }
[data-theme] .via-cyan-500 { --tw-gradient-via: var(--c-accent) !important; }
[data-theme] .to-cyan-500 { --tw-gradient-to: var(--c-accent) !important; }
[data-theme] .from-emerald-500 { --tw-gradient-from: var(--c-accent2) !important; }
[data-theme] .to-emerald-600 { --tw-gradient-to: var(--c-accent2) !important; }
[data-theme] .from-indigo-500 { --tw-gradient-from: var(--c-accent) !important; }
[data-theme] .via-violet-500 { --tw-gradient-via: color-mix(in srgb, var(--c-accent) 70%, var(--c-accent2) 30%) !important; }
[data-theme] .hover\\:bg-cyan-500:hover { background-color: var(--c-accent) !important; }
[data-theme] .bg-cyan-600\/15 { background-color: color-mix(in srgb, var(--c-accent) 15%, transparent) !important; }
[data-theme] .from-slate-900 { --tw-gradient-from: var(--c-bg-card) !important; }
[data-theme] .via-slate-950 { --tw-gradient-via: var(--c-bg-deep) !important; }
[data-theme] .to-slate-900 { --tw-gradient-to: var(--c-bg-card) !important; }
[data-theme] .via-slate-950\\/40 { --tw-gradient-via: color-mix(in srgb, var(--c-bg-deep) 40%, transparent) !important; }
[data-theme] .from-slate-950\\/90 { --tw-gradient-from: color-mix(in srgb, var(--c-bg-deep) 90%, transparent) !important; }
[data-theme] .from-slate-950\\/80 { --tw-gradient-from: color-mix(in srgb, var(--c-bg-deep) 80%, transparent) !important; }