/* Theme Toggle Button Styles */

.theme-toggle-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary, #00ff88), var(--secondary, #00d4ff));
    border: 2px solid rgba(255, 255, 255, 0.2);
    color: #000;
    font-size: 1.5em;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    box-shadow: 0 4px 20px rgba(0, 255, 136, 0.3);
    transition: all 0.3s ease;
}

.theme-toggle-btn:hover {
    transform: scale(1.1) rotate(15deg);
    box-shadow: 0 6px 30px rgba(0, 255, 136, 0.5);
}

.theme-toggle-btn:active {
    transform: scale(0.95);
}

/* Light Theme Overrides */
[data-theme="light"] {
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-card: #ffffff;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-tertiary: #999999;
    --border-primary: #e0e0e0;
    --border-secondary: #d0d0d0;
}

[data-theme="light"] .bg-animated {
    background: linear-gradient(135deg, #f5f5f5 0%, #ffffff 50%, #f0f0f0 100%);
}

[data-theme="light"] .theme-toggle-btn {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    color: #000;
    box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3);
}

[data-theme="light"] .theme-toggle-btn:hover {
    box-shadow: 0 6px 30px rgba(255, 215, 0, 0.5);
}

/* Responsive */
@media (max-width: 768px) {
    .theme-toggle-btn {
        width: 45px;
        height: 45px;
        font-size: 1.3em;
        bottom: 15px;
        right: 15px;
    }
}