.dark-mode-toggle {
    position: fixed;
    z-index: 9999;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: none;
    background: var(--color-accent);
    color: var(--color-text);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    transition: transform 0.2s, background 0.2s;
}

.dark-mode-toggle:hover {
    transform: scale(1.05);
}

.dark-mode-toggle--bottom-right {
    bottom: 24px;
    right: 24px;
}

.dark-mode-toggle--bottom-left {
    bottom: 24px;
    left: 24px;
}

.dark-mode-toggle__icon {
    font-size: 1.25rem;
}

/* Dark mode – nadpisuje zmienne CSS motywu (--color-*), nie selektory */