body {
    font-family: Arial, sans-serif;
    text-align: center;
    background-color: #f4f4f9;
    color: #333;
    margin-top: 150px;
    transition: background-color 0.5s ease;
}

button {
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
}

button:hover {
    background-color: #0056b3;
}/* Temel Ayarlar ve Modern Renk Paleti */
:root {
    --bg-color: #18181b; /* Göz yormayan koyu gri */
    --text-color: #f4f4f5; /* Yumuşak, parlak olmayan beyaz */
    --accent-color: #6366f1; /* Modern indigo/mavi tonu (butonlar için) */
    --accent-hover: #4f46e5;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Navbar (Üst Kısım Seçenekleri) */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(24, 24, 27, 0.95); /* Koyu gri, saydam */
    padding: 20px 50px;
    display: flex;
    justify-content: center;
    gap: 40px;
    z-index: 1000;
    border-bottom: 1px solid #3f3f46;
    backdrop-filter: blur(10px);
}

.nav-link {
    color: #a1a1aa;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 600;
    transition: color 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-link:hover, .nav-link.active {
    color: var(--accent-color);
}


/* Giriş Ekranı (Hero Section) */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-color);
    padding: 80px 20px;
    overflow: hidden;
}

@keyframes logoZoom {
    0% {
        transform: scale(2);
        opacity: 0;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes sideFadeIn {
    0% {
        opacity: 0;
        transform: translateY(40px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-layout {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1400px;
    gap: 40px;
}

.side-banner {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    animation: sideFadeIn 1s ease-out forwards;
    animation-delay: 1.2s;
}

.side-banner img {
    width: 90%;
    max-height: 55vh;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.5);
    transition: transform 0.3s ease;
}

.side-banner img:hover {
    transform: scale(1.03);
}

.hero-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.center-logo {
    max-width: 380px;
    width: 100%;
    margin-bottom: 30px;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.4);
    animation: logoZoom 1.2s ease-out forwards;
}

/* Ürünler Sayfası Animasyonları */
@keyframes bgLogoFadeIn {
    0% { opacity: 0; transform: scale(0.9); }
    100% { opacity: 1; transform: scale(1); }
}

@keyframes slideUpFade {
    0% { opacity: 0; transform: translateY(20px); }
    100% { opacity: 1; transform: translateY(0); }
}

.anim-title {
    opacity: 0;
    animation: slideUpFade 0.8s ease-out forwards;
    animation-delay: 0.8s; /* Logodan sonra */
}

.anim-subtitle {
    opacity: 0;
    animation: slideUpFade 0.8s ease-out forwards;
    animation-delay: 1.4s; /* Başlıktan sonra */
}

.anim-buttons {
    opacity: 0;
    animation: slideUpFade 0.8s ease-out forwards;
    animation-delay: 2.0s; /* En son Butonlar */
}

/* Ürünler Sayfası Arka Planı */
.products-hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-color); /* Kenar boşlukları için koyu gri */
    background-image: linear-gradient(rgba(24, 24, 27, 0.2), rgba(24, 24, 27, 0.2)), url('images/logo-bg.png.jpg');
    background-size: min(55vw, 650px); /* Sayfa boyutuyla orantılı dengeli bir boyut */
    background-repeat: no-repeat;
    background-position: center;
    width: 100%;
    animation: bgLogoFadeIn 0.8s ease-out forwards;
}


@media (max-width: 900px) {
    .hero-layout {
        flex-direction: column;
    }
    .side-banner img {
        max-height: 40vh;
    }
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: #a1a1aa; /* Biraz daha geri planda kalacak alt metin rengi */
}

/* Kadın / Erkek Butonları */
.category-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.btn {
    text-decoration: none;
    color: #ffffff;
    background-color: var(--accent-color);
    padding: 12px 35px;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.btn:hover {
    background-color: var(--accent-hover);
    transform: translateY(-3px); /* Üzerine gelince hafif yukarı kalkma efekti */
}

html {
    scroll-behavior: smooth;
}

/* Katalog Bölümü */
.catalog-section {
    padding: 80px 20px;
    background-color: #27272a; /* İstenen koyu gri (zinc-800) */
    text-align: center;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.catalog-section h2 {
    font-size: 2.5rem;
    margin-bottom: 50px;
    color: var(--text-color);
    letter-spacing: 1.5px;
}

.product-gallery {
    display: flex;
    gap: 40px;
    justify-content: center;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 0 auto;
}

.product-card {
    background-color: #18181b; 
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
    max-width: 450px;
    width: 100%;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.2); /* Mavi vurgulu hover efekti */
}

.product-card img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    object-fit: cover;
}

/* Image Card (Ürünler Sayfası Kategori Seçimi) Tasarımı */
.category-cards {
    display: flex;
    gap: 40px;
    justify-content: center;
    margin-top: 10px;
    width: 100%;
    max-width: 1100px;
    padding: 0 20px;
}

.category-card {
    position: relative;
    flex: 1;
    height: 450px;
    border-radius: 20px;
    overflow: hidden;
    text-decoration: none;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.category-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(24, 24, 27, 0.95) 0%, rgba(24, 24, 27, 0.4) 50%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
    padding: 40px 20px;
    transition: background 0.4s ease;
}

.card-overlay h2 {
    color: #fff;
    font-size: 2.8rem;
    margin-bottom: 5px;
    letter-spacing: 2px;
    text-transform: uppercase;
    transform: translateY(20px);
    transition: transform 0.4s ease;
}

.card-overlay span {
    color: var(--accent-color);
    font-size: 1.2rem;
    font-weight: 600;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s ease;
}

.category-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.8);
}

.category-card:hover img {
    transform: scale(1.1);
}

.category-card:hover .card-overlay {
    background: linear-gradient(to top, rgba(24, 24, 27, 0.98) 0%, rgba(24, 24, 27, 0.7) 100%);
}

.category-card:hover .card-overlay h2 {
    transform: translateY(0);
}

.category-card:hover .card-overlay span {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 900px) {
    .category-cards {
        flex-direction: column;
    }
    .category-card {
        height: 350px;
    }
}

/* İletişim Sayfası Stilleri */
.contact-section {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 100px 20px 20px 20px;
    background-color: var(--bg-color);
    background-image: linear-gradient(rgba(24, 24, 27, 0.4), rgba(24, 24, 27, 0.4)), url('images/logo-bg.png.jpg');
    background-size: cover;
    background-position: center;
    background-blend-mode: overlay;
}

.contact-card {
    background-color: rgba(24, 24, 27, 0.85);
    backdrop-filter: blur(15px);
    padding: 60px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
    max-width: 500px;
    width: 100%;
    border: 1px solid rgba(255, 255, 255, 0.05);
    animation: slideUpFade 0.8s ease-out forwards;
}

.contact-card h1 {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: #fff;
    letter-spacing: 1px;
}

.contact-card p {
    color: #a1a1aa;
    font-size: 1.1rem;
    margin-bottom: 40px;
}

.contact-info {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: 30px;
    background-color: rgba(255, 255, 255, 0.05);
    padding: 15px 30px;
    border-radius: 12px;
}

.contact-info i {
    color: var(--accent-color);
}

.whatsapp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    background-color: #25D366; /* Whatsapp Yeşil'i */
    color: #fff;
    text-decoration: none;
    padding: 18px 40px;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: bold;
    transition: all 0.3s ease;
    box-shadow: 0 10px 20px rgba(37, 211, 102, 0.3);
}

.whatsapp-btn:hover {
    background-color: #1ebe57;
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(37, 211, 102, 0.4);
}

.whatsapp-btn i {
    font-size: 1.5rem;
}

/* --------------- SEPET VE YENİ ÜRÜN KARTI STİLLERİ --------------- */

/* Navbar Sepet İkonu */
.cart-link {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: var(--accent-color);
    padding: 8px 18px;
    border-radius: 20px;
    color: #fff !important;
}

.cart-link:hover {
    background-color: var(--accent-hover);
}

.cart-count {
    background-color: #fff;
    color: var(--accent-color);
    border-radius: 50%;
    padding: 2px 8px;
    font-size: 0.9rem;
    font-weight: bold;
}

/* Yeni Ürün Kartı Detayları */
.product-info {
    padding: 20px 0 10px 0;
    text-align: left;
}

.product-info h3 {
    font-size: 1.3rem;
    color: #f4f4f5;
    margin-bottom: 8px;
    font-weight: 600;
}

.product-info .price {
    font-size: 1.2rem;
    color: var(--accent-color);
    margin-bottom: 20px;
    font-weight: bold;
}

.cart-action {
    display: flex;
    gap: 12px;
}

.qty-input {
    width: 70px;
    padding: 10px;
    border-radius: 8px;
    border: 1px solid #3f3f46;
    background-color: #27272a;
    color: #fff;
    font-size: 1.1rem;
    text-align: center;
    outline: none;
    transition: border-color 0.3s ease;
}

.qty-input:focus {
    border-color: var(--accent-color);
}

.add-to-cart-btn {
    flex: 1;
    background-color: var(--accent-color);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 12px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.add-to-cart-btn:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
}

/* Sepet Sayfası Tasarımı (sepet.html) */
.cart-page {
    min-height: 100vh;
    padding: 130px 20px 60px 20px;
    background-color: var(--bg-color);
    color: #fff;
    max-width: 1200px;
    margin: 0 auto;
}

.cart-page h1 {
    font-size: 2.8rem;
    margin-bottom: 40px;
    text-align: center;
    color: var(--text-color);
    letter-spacing: 1px;
}

.cart-container {
    display: flex;
    gap: 40px;
}

.cart-items {
    flex: 2;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.cart-summary {
    flex: 1;
    background-color: #18181b;
    padding: 30px;
    border-radius: 16px;
    height: fit-content;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.05);
}

.cart-summary h2 {
    margin-bottom: 25px;
    border-bottom: 1px solid #3f3f46;
    padding-bottom: 15px;
    font-size: 1.8rem;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    font-size: 1.3rem;
    margin-bottom: 30px;
    font-weight: bold;
}

.checkout-btn {
    width: 100%;
    background-color: #25D366;
    color: #fff;
    border: none;
    padding: 16px;
    border-radius: 8px;
    font-size: 1.2rem;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    box-shadow: 0 5px 15px rgba(37, 211, 102, 0.2);
}

.checkout-btn:hover {
    background-color: #1ebe57;
    transform: translateY(-3px);
}

.cart-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: #18181b;
    padding: 20px;
    border-radius: 16px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    border: 1px solid rgba(255,255,255,0.02);
}

.cart-item img {
    width: 110px;
    height: 110px;
    object-fit: cover;
    border-radius: 12px;
}

.item-details {
    flex: 1;
    margin-left: 25px;
}

.item-details h3 {
    margin-bottom: 8px;
    font-size: 1.2rem;
}

.item-details p {
    color: #a1a1aa;
}

.item-quantity {
    margin: 0 40px;
    font-size: 1.1rem;
    background: #27272a;
    padding: 8px 15px;
    border-radius: 8px;
}

.item-total {
    text-align: right;
    min-width: 120px;
}

.item-total p {
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 12px;
    color: var(--accent-color);
}

.remove-btn {
    background: transparent;
    border: none;
    color: #ef4444;
    cursor: pointer;
    font-size: 1rem;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 5px;
    margin-left: auto;
}

.remove-btn:hover {
    color: #ef4444;
    text-decoration: underline;
}

.empty-cart {
    font-size: 1.3rem;
    color: #a1a1aa;
    text-align: center;
    padding: 60px 20px;
    background-color: #18181b;
    border-radius: 16px;
    border: 1px dashed #3f3f46;
}

/* --------------- MOBİL UYUM (RESPONSIVE) TASARIM --------------- */

@media (max-width: 900px) {
    /* Genel Container'lar */
    .hero-layout, .category-cards, .cart-container {
        flex-direction: column;
        gap: 20px;
    }
    .side-banner img {
        max-height: 40vh;
    }
    .category-card {
        height: 350px;
    }
    
    /* Sepet Daralması */
    .cart-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 15px;
    }
    .item-details {
        margin-left: 0;
    }
    .item-quantity {
        margin: 15px 0;
    }
    .item-total {
        text-align: center;
    }
    .remove-btn {
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    /* Navbar Küçültmesi */
    .navbar {
        padding: 15px 15px;
        gap: 12px;
        justify-content: center;
        flex-wrap: wrap; /* Telefondan linkleri alta atar */
    }
    .nav-link {
        font-size: 0.9rem;
        letter-spacing: 0.5px;
    }
    
    /* Başlık ve Arkaplan Orantıları */
    .products-hero {
        background-size: min(80vw, 350px);
    }
    .center-logo {
        max-width: 220px;
    }
    h1, .hero-content h1, .cart-page h1, .contact-card h1 {
        font-size: 2rem !important;
        margin-top: 15px;
    }
    
    /* Sayfa Üst Boşlukları (Navbar 2 satır olacağı için boşluk artırılmalı) */
    .hero-section, .products-hero {
        padding-top: 140px;
        padding-bottom: 40px;
    }
    .catalog-section, .cart-page, .contact-section {
        padding-top: 150px;
    }

    /* Ürün Galerisi Yüzdeleri */
    .product-gallery {
        gap: 25px;
    }
    .product-card {
        max-width: 100%;
        padding: 15px;
    }
    
    /* İletişim Detayları */
    .contact-card {
        padding: 40px 20px;
    }
    .contact-info {
        font-size: 1.2rem;
        padding: 12px 15px;
    }
    
    /* Sepet Kutusu */
    .cart-summary {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 14px;
    }
    .nav-link {
        font-size: 0.8rem;
    }
    .cart-link {
        padding: 6px 12px;
    }
    h1, .hero-content h1, .cart-page h1, .contact-card h1 {
        font-size: 1.8rem !important;
    }
    .add-to-cart-btn {
        padding: 10px;
        font-size: 1rem;
    }
    .category-card {
        height: 250px;
    }
    .card-overlay h2 {
        font-size: 2rem;
    }
    .whatsapp-btn {
        padding: 12px 25px;
        font-size: 1rem;
    }
    .contact-info {
        font-size: 1.1rem;
    }
}