/* CSS Variables and Root Styles */
:root {
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2a2a2a;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --accent-primary: #ff0000;
    --accent-hover: #cc0000;
    --success: #00d964;
    --success-hover: #00b050;
    --error-bg: #3a1a1a;
    --error-border: #ff4444;
    --border-color: #333333;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}