/* Responsive Filter Button Group Styles */
.portfolio-filter .filter-button-group {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    position: relative;
    padding: 0.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50px;
    backdrop-filter: blur(10px);
}

.portfolio-filter .filter-button-group button {
    position: relative;
    padding: 12px 24px;
    background: transparent;
    border: none;
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
    min-height: 44px; /* Touch-friendly minimum */
    z-index: 2;
}

.portfolio-filter .filter-button-group button:hover {
    color: var(--tj-theme-primary);
}

.portfolio-filter .filter-button-group button.active {
    color: #fff;
}

.portfolio-filter .filter-button-group .active-bg {
    position: absolute;
    background: var(--tj-theme-primary);
    border-radius: 25px;
    transition: all 0.3s ease;
    z-index: 1;
}

/* Tablet Styles */
@media (max-width: 991.98px) {
    .portfolio-filter .filter-button-group {
        gap: 0.4rem;
        padding: 0.4rem;
    }
    
    .portfolio-filter .filter-button-group button {
        padding: 10px 20px;
        font-size: 13px;
    }
}

/* Mobile Styles */
@media (max-width: 767.98px) {
    .portfolio-filter .filter-button-group {
        flex-direction: column;
        align-items: stretch;
        gap: 0.3rem;
        padding: 0.5rem;
        border-radius: 15px;
        max-width: 100%;
    }
    
    .portfolio-filter .filter-button-group button {
        width: 100%;
        padding: 14px 20px;
        font-size: 14px;
        text-align: center;
        border-radius: 12px;
        margin: 0;
    }
    
    .portfolio-filter .filter-button-group .active-bg {
        border-radius: 12px;
    }
}

/* Small Mobile Styles */
@media (max-width: 575.98px) {
    .portfolio-filter {
        padding: 0 15px;
    }
    
    .portfolio-filter .filter-button-group {
        gap: 0.25rem;
        padding: 0.4rem;
    }
    
    .portfolio-filter .filter-button-group button {
        padding: 12px 16px;
        font-size: 13px;
        font-weight: 400;
    }
}

/* Very Small Screens */
@media (max-width: 375px) {
    .portfolio-filter .filter-button-group button {
        padding: 10px 12px;
        font-size: 12px;
    }
}

/* Landscape Mobile */
@media (max-width: 767.98px) and (orientation: landscape) {
    .portfolio-filter .filter-button-group {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .portfolio-filter .filter-button-group button {
        width: auto;
        flex: 0 0 auto;
        min-width: 120px;
    }
}