/* Theme Support - Light/Dark Mode */

:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-tertiary: #94a3b8;
    --border-color: #e2e8f0;
    --shadow-color: rgba(0, 0, 0, 0.1);
}

:root.dark {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-tertiary: #94a3b8;
    --border-color: #475569;
    --shadow-color: rgba(0, 0, 0, 0.3);
}

/* Smooth transitions for theme switching */

html {
    transition: background-color 0.3s ease, color 0.3s ease;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

.dark body {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

/* Background gradients for different themes */

.bg-gradient-light {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.bg-gradient-dark {
    background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);
}

/* Text colors that change with theme */

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

.text-muted-dark {
    color: var(--text-tertiary);
}

/* Shadow adjustments */

.shadow-light {
    box-shadow: 0 4px 6px -1px var(--shadow-color);
}

.shadow-dark {
    box-shadow: 0 10px 15px -3px var(--shadow-color);
}

/* Input field styling for dark mode */

.input-field {
    background-color: var(--bg-primary);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.input-field::placeholder {
    color: var(--text-tertiary);
}

/* Card styling for dark mode */

.card {
    background-color: var(--bg-primary);
    border-color: var(--border-color);
}

.dark .card {
    background-color: var(--bg-secondary);
    border-color: var(--border-color);
}

/* Header and navigation */

header {
    background-color: var(--bg-primary);
    border-color: var(--border-color);
}

.sidebar {
    background-color: var(--bg-primary);
    border-color: var(--border-color);
}

/* Table styling */

thead {
    background-color: var(--bg-secondary);
    border-color: var(--border-color);
}

tbody {
    color: var(--text-primary);
}

.glass-panel {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-color: rgba(255, 255, 255, 0.2);
}

.dark .glass-panel {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-color: rgba(148, 163, 184, 0.1);
}

/* Hover states */

.hover-light:hover {
    background-color: var(--bg-tertiary);
}

.dark .hover-light:hover {
    background-color: var(--bg-tertiary);
}

/* Color overlays */

.color-overlay-blue {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(59, 130, 246, 0.05));
}

.dark .color-overlay-blue {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(59, 130, 246, 0.1));
}

/* Auth screen theme */

#authModule {
    background: linear-gradient(to bottom right, #1e3a8a, #1e40af);
}

.dark #authModule {
    background: linear-gradient(to bottom right, #0f172a, #1e293b);
}

/* Status colors */

.status-success {
    color: #10b981;
}

.dark .status-success {
    color: #6ee7b7;
}

.status-warning {
    color: #f59e0b;
}

.dark .status-warning {
    color: #fbbf24;
}

.status-error {
    color: #ef4444;
}

.dark .status-error {
    color: #f87171;
}

.status-info {
    color: #3b82f6;
}

.dark .status-info {
    color: #60a5fa;
}