/* ============================================
   SEVGI SEPETI - MODERN E-TICARET SITESI
   Profesyonel, Responsive ve Modern Tasarım
   ============================================ */

/* ----- GENEL STILLER ----- */
:root {
    --primary-color: #ff6b9d;
    --secondary-color: #c44569;
    --accent-color: #ffa07a;
    --text-dark: #2c3e50;
    --text-light: #7f8c8d;
    --bg-light: #fef5f8;
    --bg-white: #ffffff;
    --shadow: 0 4px 20px rgba(255, 107, 157, 0.15);
    --shadow-hover: 0 8px 30px rgba(255, 107, 157, 0.25);
    --border-radius: 15px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Poppins', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background: var(--bg-light);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    transition: var(--transition);
}

/* ----- HEADER & NAVIGATION ----- */
header {
    background: var(--bg-white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-top {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 10px 0;
    text-align: center;
    font-size: 14px;
}

.header-main {
    padding: 20px 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.search-box {
    flex: 1;
    max-width: 500px;
    position: relative;
}

.search-box input {
    width: 100%;
    padding: 12px 45px 12px 20px;
    border: 2px solid #f0f0f0;
    border-radius: 50px;
    font-size: 14px;
    transition: var(--transition);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 107, 157, 0.1);
}

.search-box button {
    position: absolute;
    right: 5px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--primary-color);
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-box button:hover {
    background: var(--secondary-color);
    transform: translateY(-50%) scale(1.05);
}

.nav-icons {
    display: flex;
    gap: 20px;
    align-items: center;
}

.cart-icon {
    position: relative;
    font-size: 24px;
    color: var(--text-dark);
}

.cart-icon:hover {
    color: var(--primary-color);
    transform: scale(1.1);
}

.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    background: var(--secondary-color);
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
}

.nav-menu {
    background: var(--bg-white);
    padding: 15px 0;
    border-top: 1px solid #f0f0f0;
}

.nav-menu ul {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
}

.nav-menu a {
    color: var(--text-dark);
    font-weight: 500;
    font-size: 15px;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    font-size: 24px;
    color: var(--text-dark);
}

/* ----- HERO SLIDER ----- */
.hero-slider {
    position: relative;
    height: 500px;
    overflow: hidden;
    margin-bottom: 60px;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
    background-size: cover !important;
    background-position: center !important;
    background-repeat: no-repeat !important;
}

.slide.active {
    opacity: 1;
}

.slide-content {
    height: 100%;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 40px;
    flex-direction: column;
}

.slide-content h2 {
    font-size: 48px;
    margin-bottom: 20px;
    animation: slideInUp 0.8s ease-out;
}

.slide-content p {
    font-size: 20px;
    margin-bottom: 30px;
    animation: slideInUp 1s ease-out;
}

.btn-primary {
    background: white;
    color: var(--primary-color);
    padding: 15px 40px;
    border-radius: 50px;
    font-weight: 600;
    display: inline-block;
    animation: slideInUp 1.2s ease-out;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: white;
    transform: scale(1.3);
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ----- SECTION BAŞLIKLARI ----- */
.section {
    padding: 60px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 36px;
    color: var(--text-dark);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.section-header p {
    color: var(--text-light);
    font-size: 16px;
    max-width: 600px;
    margin: 20px auto 0;
}

/* ----- ÜRÜN KARTLARI ----- */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.product-card {
    background: var(--bg-white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.product-image {
    position: relative;
    width: 100%;
    height: 280px;
    overflow: hidden;
    background: var(--bg-light);
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

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

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--secondary-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.product-info {
    padding: 20px;
}

.product-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 10px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-price {
    font-size: 24px;
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 15px;
}

.product-actions {
    display: flex;
    gap: 10px;
}

.btn-add-cart,
.btn-detail {
    flex: 1;
    padding: 12px;
    border-radius: 10px;
    font-weight: 600;
    text-align: center;
    font-size: 14px;
}

.btn-add-cart {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
}

.btn-add-cart:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(255, 107, 157, 0.4);
}

.btn-detail {
    background: var(--bg-light);
    color: var(--text-dark);
}

.btn-detail:hover {
    background: var(--primary-color);
    color: white;
}

/* ----- MÜŞTERİ YORUMLARI ----- */
.reviews-slider {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 20px;
    position: relative;
}

.review-card {
    background: var(--bg-white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    text-align: center;
    display: none;
}

.review-card.active {
    display: block;
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.review-rating {
    color: #ffd700;
    font-size: 24px;
    margin-bottom: 20px;
}

.review-text {
    font-size: 18px;
    color: var(--text-dark);
    line-height: 1.8;
    margin-bottom: 25px;
    font-style: italic;
}

.review-author {
    font-weight: 600;
    color: var(--primary-color);
    font-size: 16px;
}

/* ----- ÖZELLİKLER ----- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature-card {
    text-align: center;
    padding: 30px;
    background: var(--bg-white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.feature-icon {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.feature-card p {
    color: var(--text-light);
    font-size: 14px;
}

/* ----- FOOTER ----- */
footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 30px;
    margin-top: 80px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    margin-bottom: 20px;
    font-size: 20px;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
}

.footer-section a:hover {
    color: var(--primary-color);
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.social-links a:hover {
    background: var(--primary-color);
    transform: scale(1.1);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
}

/* ----- SCROLL TO TOP ----- */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    box-shadow: var(--shadow-hover);
    z-index: 999;
}

.scroll-top:hover {
    transform: translateY(-5px);
}

.scroll-top.show {
    display: flex;
}

/* ----- RESPONSIVE TASARIM ----- */
@media (max-width: 768px) {
    .nav-wrapper {
        flex-wrap: wrap;
    }

    .nav-menu {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav-menu.active {
        display: block;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-white);
        box-shadow: var(--shadow);
        padding: 20px;
        z-index: 999;
    }
    
    .nav-menu ul {
        flex-direction: column;
        gap: 15px;
    }
    
    .search-box {
        max-width: 100%;
        order: 3;
        flex-basis: 100%;
        margin-top: 15px;
    }
    
    .hero-slider {
        height: 400px;
    }
    
    .slide-content h2 {
        font-size: 28px;
    }
    
    .slide-content p {
        font-size: 16px;
    }

    .btn-primary {
        padding: 12px 30px;
        font-size: 14px;
    }
    
    .section-header h2 {
        font-size: 24px;
    }

    .section-header p {
        font-size: 14px;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }
    
    .product-image {
        height: 200px;
    }
    
    .product-title {
        font-size: 14px;
    }
    
    .product-price {
        font-size: 18px;
    }
    
    .btn-add-cart,
    .btn-detail {
        font-size: 12px;
        padding: 10px 8px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .feature-card {
        padding: 20px;
    }

    .feature-icon {
        font-size: 36px;
    }

    .feature-card h3 {
        font-size: 18px;
    }

    .review-card {
        padding: 25px;
    }

    .review-text {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 22px;
    }

    .products-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .product-image {
        height: 250px;
    }

    .hero-slider {
        height: 350px;
    }

    .slide-content h2 {
        font-size: 24px;
    }

    .section {
        padding: 40px 0;
    }

    .btn-add-cart,
    .btn-detail {
        font-size: 13px;
        padding: 10px;
    }
}

@media (min-width: 769px) and (max-width: 1024px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .hero-slider {
        height: 450px;
    }
}