.animation-nav {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.25rem;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: var(--bg-card);
    box-shadow: var(--shadow-sm, none);
    flex-wrap: wrap;
}

.animation-nav-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2rem;
    padding: 0.35rem 0.8rem;
    border: 1px solid transparent;
    border-radius: 999px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.76rem;
    font-weight: 600;
    line-height: 1;
    letter-spacing: 0.01em;
    white-space: nowrap;
    transition: background-color 0.18s ease, border-color 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.animation-nav-link:hover {
    color: var(--text-primary);
    border-color: var(--border-color);
}

.animation-nav-link.active {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
    color: #ffffff;
}

.header-actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-left: auto;
}

@media (max-width: 900px) {
    .header-actions {
        width: 100%;
        justify-content: space-between;
        margin-left: 0;
    }

    .animation-nav {
        flex: 1 1 auto;
    }
}

@media (max-width: 640px) {
    .animation-nav {
        width: 100%;
    }

    .animation-nav-link {
        flex: 1 1 calc(50% - 0.2rem);
        min-width: 0;
        padding-inline: 0.65rem;
    }
}