/* Root Variables for Theming */
:root {
  --primary-color: #3b82f6;
  --primary-hover: #2563eb;
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-tertiary: #94a3b8;
  --border-color: #e2e8f0;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --card-bg: #ffffff;
  --input-bg: #ffffff;
}

[data-theme="dark"] {
  --primary-color: #3b82f6;
  --primary-hover: #60a5fa;
  --bg-primary: #18181b;
  --bg-secondary: #27272a;
  --bg-tertiary: #3f3f46;
  --text-primary: #f4f4f5;
  --text-secondary: #e4e4e7;
  --text-tertiary: #a1a1aa;
  --border-color: #52525b;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
  --card-bg: #27272a;
  --input-bg: #3f3f46;
}

html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  transition: background-color 0.3s ease, color 0.3s ease;
  padding-bottom: 80px;
}

/* Modern Container Styles */
.dashboard-container,
.page-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem;
}

/* Page Header */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--border-color);
}

.page-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.page-subtitle {
  color: var(--text-secondary);
  margin: 0.5rem 0 0 0;
  font-size: 0.95rem;
}

/* Metric Cards */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.metric-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

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

.metric-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.metric-content {
  flex: 1;
}

.metric-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0 0 0.25rem 0;
}

.metric-value {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.metric-value-small {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

/* Section Styles */
.section-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 1.5rem 0;
}

/* Quick Actions */
.quick-actions-section {
  margin-bottom: 2rem;
}

.quick-actions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.action-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
}

.action-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: var(--primary-color);
}

.action-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.action-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 0.25rem 0;
}

.action-description {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0;
}

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

.character-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

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

.character-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
}

.character-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0;
}

.character-level {
  font-size: 0.875rem;
  font-weight: 600;
  color: white;
  background: var(--primary-color);
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
}

.character-details {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.detail-item {
  display: flex;
  justify-content: space-between;
  margin: 0;
  font-size: 0.875rem;
}

.detail-label {
  color: var(--text-secondary);
}

.detail-value {
  color: var(--text-primary);
  font-weight: 500;
}

/* Form Styles */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.form-input,
.form-select,
.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  background-color: var(--input-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 1rem;
  transition: all 0.3s ease;
  box-sizing: border-box;
}

.form-input:focus,
.form-select:focus,
.form-control:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

/* Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

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

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background-color: var(--border-color);
}

/* Card Styles */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.5rem;
}

.card-header {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 1rem 0;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
}

/* Alert Styles */
.alert {
  padding: 1rem 1.25rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  border: 1px solid;
}

.alert-success {
  background-color: #dcfce7;
  border-color: #22c55e;
  color: #166534;
}

.alert-error {
  background-color: #fee2e2;
  border-color: #ef4444;
  color: #991b1b;
}

[data-theme="dark"] .alert-success {
  background-color: rgba(34, 197, 94, 0.1);
  color: #86efac;
}

[data-theme="dark"] .alert-error {
  background-color: rgba(239, 68, 68, 0.1);
  color: #fca5a5;
}

/* Bottom Navigation */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--card-bg);
  border-top: 1px solid var(--border-color);
  box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
  z-index: 1000;
  transition: transform 0.3s ease-in-out;
  transform: translateY(0);
}

.bottom-nav-container {
  display: flex;
  justify-content: space-around;
  align-items: center;
  max-width: 600px;
  margin: 0 auto;
  padding: 0.5rem 0;
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  padding: 0.5rem 1rem;
  text-decoration: none;
  color: var(--text-secondary);
  transition: all 0.3s ease;
  border-radius: 8px;
}

.nav-item:hover,
.nav-item.active {
  color: var(--primary-color);
  background-color: var(--bg-secondary);
}

.nav-item svg {
  width: 24px;
  height: 24px;
}

.nav-label {
  font-size: 0.75rem;
  font-weight: 500;
}

/* Theme Toggle */
.theme-toggle {
  position: fixed;
  top: 1rem;
  right: 1rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
  z-index: 999;
}

.theme-toggle:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-lg);
}

.theme-toggle svg {
  width: 24px;
  height: 24px;
  color: var(--text-primary);
}

/* Responsive Design */
@media (max-width: 768px) {
  .dashboard-container,
  .page-container {
    padding: 1rem;
  }

  .page-title {
    font-size: 1.5rem;
  }

  .metrics-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
  }

  .metric-card {
    padding: 1rem;
  }

  .metric-icon {
    width: 48px;
    height: 48px;
  }

  .metric-value {
    font-size: 1.5rem;
  }

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

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

/* Package Card Styles */
.packages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.package-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
  cursor: pointer;
}

.package-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  border-color: var(--primary-color);
}

.package-card a {
  text-decoration: none;
  color: inherit;
  display: block;
}

.package-header {
  padding: 1.25rem;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
}

.package-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 0.25rem 0;
}

.package-type {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0;
}

.package-body {
  padding: 1.25rem;
}

.package-price {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
  margin: 0 0 1rem 0;
}

.package-features {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* Filter Buttons */
.filter-buttons {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.filter-btn {
  padding: 0.5rem 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

/* Utilities */
.text-center {
  text-align: center;
}

.mt-4 {
  margin-top: 1.5rem;
}

.mb-4 {
  margin-bottom: 1.5rem;
}

/* Spinner Animation */
@keyframes spin {
  0% { 
    transform: rotate(0deg); 
  }
  100% { 
    transform: rotate(360deg); 
  }
}

.spinner {
  animation: spin 1s linear infinite;
}