/* Gallery Styles */
.gallery-container {
    padding: 20px 0;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    aspect-ratio: 4/3;
}

.gallery-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    cursor: pointer;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.2);
}

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
    padding: 10px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-caption {
    transform: translateY(0);
}

.gallery-caption h4 {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
}

.gallery-caption p {
    margin: 5px 0 0;
    font-size: 12px;
    opacity: 0.8;
}

.filter-btn {
    border: none;
    background: white;
    color: navy;
    padding: 4px 16px;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.filter-btn:hover,
.filter-btn.active {
    background: navy;
    color: white;
}

@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }
}

@media (max-width: 480px) {
    .gallery-grid {
        grid-template-columns: 1fr;
    }
}

.lightbox {
    display: none;
    position: fixed;
    z-index: 9999;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    overflow: auto;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    margin: 5% auto;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.lightbox-img {
    max-width: 100%;
    max-height: 80vh;
    border-radius: 5px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.lightbox-caption {
    color: white;
    text-align: center;
    padding: 15px;
    max-width: 80%;
}

.close-lightbox {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    transition: 0.3s;
}

.close-lightbox:hover {
    color: green;
}

.prev,
.next {
    cursor: pointer;
    position: absolute;
    top: 50%;
    width: auto;
    padding: 16px;
    margin-top: -50px;
    color: white;
    font-weight: bold;
    font-size: 20px;
    transition: 0.3s;
    user-select: none;
    background-color: rgba(0, 0, 0, 0.5);
    border-radius: 0 3px 3px 0;
}

.next {
    right: 0;
    border-radius: 3px 0 0 3px;
}

.prev:hover,
.next:hover {
    background-color: rgba(0, 0, 0, 0.8);
    color: green;
}

@media (max-width: 768px) {
    .gallery-grid {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 20px;
    }

    .gallery-item {
        width: 90%;
        max-width: 400px;
        margin: 0 auto;
    }

    .lightbox-content {
        margin: 20% auto;
    }

    .lightbox-img {
        max-height: 60vh;
    }
}

@media (max-width: 480px) {
    .gallery-item {
        width: 95%;
    }

    .lightbox-content {
        margin: 25% auto;
    }

    .prev,
    .next {
        padding: 10px;
        font-size: 18px;
        margin-top: -30px;
    }

    .close-lightbox {
        font-size: 30px;
        top: 10px;
        right: 20px;
    }
}

@media screen and (max-width:980px){
    .portfolio .section-header{
        display: none;
    }
}