/* Genel Stil */
body {
    margin: 0;
    font-family: 'Segoe UI', sans-serif;
    background-color: #f9f9f9;
}

.galeri-baslik {
    text-align: center;
    font-size: 2.5rem;
    margin: 40px 0 20px;
    color: #0aa5ff;
}

/* Galeri Grid */
.galeri-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    padding: 20px;
}

/* Galeri Kart */
.galeri-kart {
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s ease;
    text-align: center;
}

.galeri-kart:hover {
    transform: translateY(-5px);
}

/* Resim */
.galeri-resim {
    position: relative;
}

.galeri-resim img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.galeri-kart:hover img {
    transform: scale(1.03);
}

/* Kategori Etiketi */
.galeri-kategori {
    position: absolute;
    top: 10px;
    left: 10px;
    background: rgba(0, 128, 0, 0.85);
    color: #fff;
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: 12px;
}

/* Başlık */
.galeri-kart h2 {
    font-size: 1.1rem;
    padding: 15px;
    color: #34495e;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    padding-top: 80px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.8);
}

.modal-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 80vh;
    border-radius: 10px;
    box-shadow: 0 0 10px #000;
}

.modal-caption {
    text-align: center;
    color: white;
    margin-top: 15px;
}

.close {
    position: absolute;
    top: 30px;
    right: 40px;
    color: #fff;
    font-size: 36px;
    font-weight: bold;
    cursor: pointer;
}

/* 🔁 Modern Yeşil Geçiş Butonları */
.nav-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: #2ecc71;
    color: white;
    border: none;
    font-size: 28px;
    padding: 12px 16px;
    cursor: pointer;
    border-radius: 50%;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transition: background 0.3s, transform 0.2s;
}

.nav-button:hover {
    background: #27ae60;
    transform: translateY(-50%) scale(1.05);
}

.nav-button.prev {
    left: 20px;
}

.nav-button.next {
    right: 20px;
}

/* Responsive */
@media screen and (max-width: 600px) {
    .modal-content {
        width: 95%;
    }

    .galeri-baslik {
        font-size: 1.8rem;
    }
}