:root[data-theme="gothic"] {
    --bg-primary: #000000;
    --bg-secondary: #0d0d0d;
    --bg-tertiary: #1a1a1a;
    --primary: #8b0000;
    --primary-hover: #a00000;
    --accent: #dc143c;
    --accent-glow: #ff0000;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-tertiary: #808080;
    --border: #2a2a2a;
    --shadow: 0 4px 12px rgba(139, 0, 0, 0.3);
    --shadow-glow: 0 0 20px rgba(220, 20, 60, 0.5);
    --surface: #1a1a1a;
    --surface-variant: #2a2a2a;
    --on-surface: #ffffff;
    --outline: #8b0000;
}

:root[data-theme="terminal"] {
    --bg-primary: #000000;
    --bg-secondary: #0a0a0a;
    --bg-tertiary: #0f0f0f;
    --primary: #00ff00;
    --primary-hover: #00cc00;
    --accent: #00ff41;
    --accent-glow: #00ff00;
    --text-primary: #00ff00;
    --text-secondary: #00cc00;
    --text-tertiary: #009900;
    --scanline: rgba(0, 255, 0, 0.05);
    --shadow: 0 4px 12px rgba(0, 255, 0, 0.3);
    --shadow-glow: 0 0 20px rgba(0, 255, 65, 0.5);
    --surface: #0f0f0f;
    --surface-variant: #111111;
    --on-surface: #00ff00;
    --outline: #00ff00;
}

:root[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-tertiary: #e0e0e0;
    --primary: #6750a4;
    --primary-hover: #7965af;
    --accent: #625b71;
    --accent-glow: #6750a4;
    --text-primary: #000000;
    --text-secondary: #4a4a4a;
    --text-tertiary: #6a6a6a;
    --border: #d0d0d0;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 16px rgba(103, 80, 164, 0.3);
    --surface: #ffffff;
    --surface-variant: #f0f0f0;
    --on-surface: #000000;
    --outline: #6750a4;
}

:root[data-theme="tesla"] {
    --bg-primary: #000000;
    --bg-secondary: rgba(255, 255, 255, 0.05);
    --bg-tertiary: rgba(255, 255, 255, 0.1);
    --primary: #00ff88;
    --primary-hover: #00cc6a;
    --accent: #00d4ff;
    --accent-glow: #00ff88;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-tertiary: #808080;
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-blur: blur(10px);
    --gradient-primary: linear-gradient(135deg, #00ff88 0%, #00d4ff 100%);
    --gradient-glow: linear-gradient(135deg, rgba(0, 255, 136, 0.3), rgba(0, 212, 255, 0.3));
    --shadow: 0 8px 32px rgba(0, 255, 136, 0.2);
    --shadow-glow: 0 0 30px rgba(0, 255, 136, 0.5);
    --holographic-scan: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 255, 136, 0.03) 2px,
        rgba(0, 255, 136, 0.03) 4px
    );
    --surface: rgba(255, 255, 255, 0.08);
    --surface-variant: rgba(255, 255, 255, 0.12);
    --on-surface: #ffffff;
    --outline: #00ff88;
}