/* Theme Toggle Button */
.theme-toggle {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--gradient-primary);
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-xl);
    transition: all var(--transition-base);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.theme-toggle:hover {
    transform: scale(1.1) rotate(15deg);
    box-shadow: var(--shadow-2xl), var(--shadow-glow);
}

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

@media (max-width: 768px) {
    .theme-toggle {
        width: 48px;
        height: 48px;
        bottom: 1rem;
        right: 1rem;
    }
}