.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-default);
    background: var(--surface-card);
    color: var(--text-secondary);
    cursor: pointer;
    transition: var(--transition);
    flex-shrink: 0;
}

.theme-toggle:hover {
    background: var(--blue-50);
    border-color: var(--blue-200);
    color: var(--blue-400);
}

.theme-toggle svg {
    display: block;
}

.icon-sun {
    display: none;
}

.icon-moon {
    display: block;
}