/* =============================
   GALLERY PAGE STYLING
   ============================= */

body {
    background-color: #1d1d23;
    color: #fff;
    font-family: 'Poppins', sans-serif;
    overflow-x: hidden;
}

/* PAGE HEADER */
.page-header {
    text-align: center;
    margin: 70px 0 40px;
    animation: fadeInDown 1s ease;
}

    .page-header h1 {
        color: #ffffff; /* white text */
        font-size: 2.5rem; /* updated font size */
        font-weight: 700; /* updated font weight */
        letter-spacing: 1px;
    }


.underline {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, #00d2ff, #3a7bd5);
    margin: 10px auto 0;
    border-radius: 10px;
}

/* GALLERY GRID */
.gallery-container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto 60px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    grid-gap: 25px;
    animation: fadeIn 1s ease;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    cursor: pointer;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    aspect-ratio: 4 / 3; /* ensures equal image sizes */
}

    .gallery-item img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.4s ease;
    }

    .gallery-item:hover img {
        transform: scale(1.08);
    }

    .gallery-item:hover {
        transform: translateY(-6px);
        box-shadow: 0 12px 30px rgba(0, 210, 255, 0.3);
    }

/* LIGHTBOX */
.lightbox {
    display: none;
    position: fixed;
    z-index: 1000;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    justify-content: center;
    align-items: center;
    flex-direction: column;
    animation: fadeIn 0.3s ease;
}

    .lightbox img {
        max-width: 85%;
        max-height: 80%;
        border-radius: 16px;
        box-shadow: 0 0 40px rgba(0, 210, 255, 0.4);
    }

.close-btn {
    position: absolute;
    top: 30px;
    right: 40px;
    font-size: 40px;
    color: #fff;
    cursor: pointer;
    transition: color 0.3s ease;
}

    .close-btn:hover {
        color: #00d2ff;
    }

.prev,
.next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 50px;
    color: #fff;
    cursor: pointer;
    user-select: none;
    transition: color 0.3s ease, transform 0.3s ease;
}

    .prev:hover,
    .next:hover {
        color: #00d2ff;
        transform: scale(1.1) translateY(-50%);
    }

.prev {
    left: 40px;
}

.next {
    right: 40px;
}

/* ANIMATIONS */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* RESPONSIVE */
@media (max-width: 768px) {
    .page-header h1 {
        font-size: 2.2rem;
    }

    .prev,
    .next {
        font-size: 36px;
    }

    .close-btn {
        font-size: 32px;
    }
}