/* Theme Variables - Dark and Light Mode Support */

:root {
    /* Light theme (default) */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --bg-card: #ffffff;
    --bg-hover: #f1f3f5;

    --text-primary: #1a1a1a;
    --text-secondary: #4a4a4a;
    --text-tertiary: #6c757d;
    --text-inverse: #ffffff;

    --border-color: #dee2e6;
    --border-subtle: #e9ecef;

    --accent-primary: #2563eb;
    --accent-primary-hover: #1d4ed8;
    --accent-secondary: #64748b;
    --accent-secondary-hover: #475569;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;

    --transition-speed: 0.2s;
}

[data-theme="dark"] {
    /* Dark theme */
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #262626;
    --bg-card: #1a1a1a;
    --bg-hover: #262626;

    --text-primary: #f5f5f5;
    --text-secondary: #d4d4d4;
    --text-tertiary: #a3a3a3;
    --text-inverse: #1a1a1a;

    --border-color: #333333;
    --border-subtle: #262626;

    --accent-primary: #3b82f6;
    --accent-primary-hover: #2563eb;
    --accent-secondary: #64748b;
    --accent-secondary-hover: #94a3b8;

    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 10px 10px -5px rgba(0, 0, 0, 0.4);

    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
}

/* Smooth theme transitions */
body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color var(--transition-speed) ease, color var(--transition-speed) ease;
}