:root {
    --doga-yesili: #556B2F;
    --toprak-rengi: #8B5A2B;
    --kagit-rengi: #F4F1EA;
    --koyu-yazi: #2C3E20;
    --whatsapp-yesili: #25D366;
    --instagram-rengi: #E1306C;
}

body {
    margin: 0;
    font-family: 'Georgia', serif;
    background-color: var(--kagit-rengi);
    /* Buruşuk kağıt efekti background görüntüsü */
    background-image: url('https://www.transparenttextures.com/patterns/crumpled-paper.png');
    color: var(--koyu-yazi);
}

header {
    background-color: var(--doga-yesili);
    color: var(--kagit-rengi);
    padding: 20px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    position: relative;
}

.admin-link {
    position: absolute;
    right: 20px;
    top: 30px;
    color: white;
    text-decoration: none;
    font-weight: bold;
}

.container {
    max-width: 1200px;
    margin: 40px auto;
    padding: 20px;
}

/* Fotoğraf Kutularının Dizilimi (Masaüstü) */
#product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

.product-card {
    background-color: rgba(255, 255, 255, 0.8);
    border: 1px solid var(--toprak-rengi);
    border-radius: 8px;
    padding: 15px;
    text-align: center;
    box-shadow: 2px 4px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.product-card:hover { 
    transform: translateY(-5px); 
}

.product-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    border-radius: 4px;
    margin-bottom: 15px;
    border: 2px solid var(--toprak-rengi);
}

/* Yönlendirme Butonları */
.btn {
    color: white;
    border: none;
    padding: 12px;
    cursor: pointer;
    border-radius: 4px;
    font-size: 15px;
    width: 100%;
    font-weight: bold;
    margin-bottom: 8px;
    display: block;
    box-sizing: border-box;
    text-align: center;
}

.whatsapp-btn { background-color: var(--whatsapp-yesili); }
.whatsapp-btn:hover { background-color: #1ebd5a; }

.instagram-btn { background-color: var(--instagram-rengi); }
.instagram-btn:hover { background-color: #c1285c; }

/* Admin Giriş ve Yükleme Formları */
.admin-form {
    background: rgba(255, 255, 255, 0.8);
    padding: 30px;
    border-radius: 8px;
    border: 2px dashed var(--toprak-rengi);
    max-width: 500px;
    margin: 40px auto;
    box-sizing: border-box;
}

.admin-form h2 {
    margin-top: 0;
    color: var(--toprak-rengi);
}

.admin-form input {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}

.admin-btn { 
    background-color: var(--doga-yesili); 
}
.admin-btn:hover { 
    background-color: var(--toprak-rengi); 
}

/* --- MOBİL UYUMLULUK --- */
@media (max-width: 768px) {
    header {
        padding: 15px 10px;
    }
    
    .admin-link {
        position: relative;
        display: block;
        right: auto;
        top: auto;
        margin-top: 15px;
    }

    .container {
        margin: 20px auto;
        padding: 10px;
    }

    /* Mobilde fotoğraflar alt alta tek sütun */
    #product-grid { 
        grid-template-columns: 1fr; 
        gap: 20px; 
    }
}