/* Theme Management CSS Variables */
:root {
  /* Light Theme Colors (Default) */
  --color-primary: #1E293B;
  --color-secondary: #475569;
  --color-accent: #3B82F6;
  --color-background: #FFFFFF;
  --color-surface: #F8FAFC;
  --color-text-primary: #0F172A;
  --color-text-secondary: #64748B;
  --color-success: #10B981;
  --color-warning: #F59E0B;
  --color-error: #EF4444;
  --color-border: #E5E7EB;
  --color-nav-bg: rgba(255, 255, 255, 0.95);
  --color-card-bg: #FFFFFF;
  --color-input-bg: #FFFFFF;
  --color-shadow: rgba(0, 0, 0, 0.1);
}

/* Dark Theme Colors */
[data-theme="dark"] {
  --color-primary: #E2E8F0;
  --color-secondary: #94A3B8;
  --color-accent: #60A5FA;
  --color-background: #0F172A;
  --color-surface: #1E293B;
  --color-text-primary: #F8FAFC;
  --color-text-secondary: #CBD5E1;
  --color-success: #34D399;
  --color-warning: #FBBF24;
  --color-error: #F87171;
  --color-border: #374151;
  --color-nav-bg: rgba(15, 23, 42, 0.95);
  --color-card-bg: #1E293B;
  --color-input-bg: #374151;
  --color-shadow: rgba(0, 0, 0, 0.3);
}

/* Apply theme variables to existing classes */
.bg-background { background-color: var(--color-background) !important; }
.bg-surface { background-color: var(--color-surface) !important; }
.bg-white { background-color: var(--color-card-bg) !important; }
.bg-white\/95 { background-color: var(--color-nav-bg) !important; }
.text-primary { color: var(--color-primary) !important; }
.text-text-primary { color: var(--color-text-primary) !important; }
.text-text-secondary { color: var(--color-text-secondary) !important; }
.border-slate-200 { border-color: var(--color-border) !important; }
.border-gray-300 { border-color: var(--color-border) !important; }
.shadow-card { box-shadow: 0 1px 3px var(--color-shadow) !important; }
.shadow-floating { box-shadow: 0 4px 6px var(--color-shadow) !important; }

/* Theme transition */
* {
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease !important;
}

/* Theme toggle button styles */
.theme-toggle {
  position: relative;
  width: 60px;
  height: 30px;
  background-color: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: 15px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.theme-toggle::before {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 22px;
  height: 22px;
  background-color: var(--color-accent);
  border-radius: 50%;
  transition: transform 0.3s ease;
}

[data-theme="dark"] .theme-toggle::before {
  transform: translateX(28px);
}

.theme-toggle-icon {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  transition: opacity 0.3s ease;
}

.theme-toggle .sun-icon {
  left: 6px;
  opacity: 1;
}

.theme-toggle .moon-icon {
  right: 6px;
  opacity: 0;
}

[data-theme="dark"] .theme-toggle .sun-icon {
  opacity: 0;
}

[data-theme="dark"] .theme-toggle .moon-icon {
  opacity: 1;
}

/* Language selector styles */
.language-selector {
  position: relative;
}

.language-dropdown {
  position: absolute;
  right: 0;
  top: 110%;
  min-width: 180px;
  background: #fff;
  border-radius: 0.5rem;
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  z-index: 50;
  padding: 0.5rem 0;
  display: none;
}

[data-theme="dark"] .language-dropdown {
  background: #1e293b;
}

.language-dropdown.show {
  display: block;
}

.language-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  cursor: pointer;
  transition: background 0.2s;
}

.language-option:hover, .language-option.active {
  background: #f1f5f9;
}

[data-theme="dark"] .language-option:hover, [data-theme="dark"] .language-option.active {
  background: #334155;
  color: #fff !important;
}

.language-flag {
  width: 24px;
  height: 16px;
  border-radius: 2px;
  object-fit: cover;
}

/* Input field dark theme support */
input, textarea, select {
  background-color: var(--color-input-bg) !important;
  color: var(--color-text-primary) !important;
  border-color: var(--color-border) !important;
}

input::placeholder, textarea::placeholder {
  color: var(--color-text-secondary) !important;
}

.bg-accent {
  background-color: var(--color-accent) !important;
}

.hover\:bg-accent:hover {
  background-color: var(--color-accent) !important;
}

[data-theme="dark"] .bg-white,
[data-theme="dark"] .bg-surface {
  background-color: #1e2533 !important;
  box-shadow: 0 4px 32px 0 rgba(0,0,0,0.45), 0 1.5px 4px 0 rgba(0,0,0,0.18) !important;
  border-radius: 1rem !important;
}

.language-selector > #language-btn:hover, .language-selector > #language-btn:focus {
  color: inherit !important;
}
[data-theme="dark"] .language-selector > #language-btn:hover, [data-theme="dark"] .language-selector > #language-btn:focus {
  color: #000 !important;
}