/* Dark Mode Theme */
[data-theme="dark"] {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-sidebar: #1a1a1a;
    --text-primary: #e1e1e1;
    --text-secondary: #a0a0a0;
    --text-sidebar: #e1e1e1;
    --border-color: #404040;
    --accent-color: #3498db;
    --accent-hover: #2980b9;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.4);
}

/* Dark mode specific overrides */
[data-theme="dark"] .theme-icon-light {
    display: none;
}

[data-theme="dark"] .theme-icon-dark {
    display: block;
}

[data-theme="dark"] .sidebar {
    border-right: 1px solid var(--border-color);
}

[data-theme="dark"] .bottom-nav {
    background-color: rgba(26, 26, 26, 0.95);
    border-top-color: var(--border-color);
}

[data-theme="dark"] .card {
    background: var(--bg-secondary);
    border-color: var(--border-color);
}

[data-theme="dark"] .user-info {
    background: var(--bg-secondary);
}