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

body { 
    line-height: 1.6; 
    color: #333; 
    overflow-x: hidden; 
}

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

.section-padding { 
    padding: 80px 0; 
}

.bg-light { 
    background-color: #f9f9f9; 
}

.text-center { 
    text-align: center; 
}

.section-title { 
    text-align: center; 
    font-size: 32px; 
    margin-bottom: 40px; 
    color: #2c3e50; 
    position: relative; 
}

.section-title::after { 
    content: ''; 
    display: block; 
    width: 60px; 
    height: 3px; 
    background-color: #f39c12; 
    margin: 10px auto 0; 
}

/* Navigasyon */
.navbar { 
    position: fixed; 
    height: 70px;
    top: 0; 
    width: 100%; 
    background-color: #ffffff; 
    box-shadow: 0 2px 10px rgba(0,0,0,0.1); 
    z-index: 1000; 
}

.nav-container { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    height: 70px; 
}

.logo-img { 
    height: 50px; 
}

.nav-links { 
    display: flex; 
    list-style: none; 
}

.nav-links li { 
    margin-left: 30px; 
}

.nav-links li a { 
    text-decoration: none; 
    color: #333; 
    font-weight: 600; 
    transition: color 0.3s ease; 
}

.nav-links li a:hover { 
    color: #f39c12; 
}

/* Sepet ve Hamburger Menü Kapsayıcısı */
.nav-right { 
    display: flex; 
    align-items: center; 
    gap: 20px; 
}

.cart-icon {
    position: relative;
    background-color: #f39c12;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(243, 156, 18, 0.3);
    transition: all 0.2s ease;
}

.cart-text {
    font-weight: 600;
    font-size: 16px;
}

.cart-icon:hover {
    background-color: #e67e22;
    box-shadow: 0 6px 12px rgba(243, 156, 18, 0.4);
    transform: translateY(-2px);
    color: #fff;
}

.cart-icon:active {
    transform: translateY(2px) scale(0.98);
    box-shadow: 0 2px 3px rgba(243, 156, 18, 0.3);
}

.cart-badge {
    position: absolute;
    top: -8px;
    right: -8px;
    background-color: #2c3e50;
    color: #fff;
    font-size: 12px;
    font-weight: bold;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #fff;
}

/* --- Animasyonlu Hamburger Menü (4. Stil) --- */
.hamburger { 
    width: 30px;
    height: 22px;
    position: relative;
    cursor: pointer; 
    display: none; 
    z-index: 3000;
}

.hamburger span {
    display: block;
    position: absolute;
    height: 3px;
    width: 100%;
    background: #333; 
    border-radius: 3px;
    opacity: 1;
    left: 0;
    transform: rotate(0deg);
    transition: .25s ease-in-out;
}

.hamburger span:nth-child(1) { 
    top: 0px; 
}

.hamburger span:nth-child(2) { 
    top: 9px; 
}

.hamburger span:nth-child(3) { 
    top: 18px; 
}

/* Tıklandığında Çarpı (X) Dönüşüm Animasyonu */
.hamburger.active span:nth-child(1) { 
    top: 9px; 
    transform: rotate(135deg); 
}

.hamburger.active span:nth-child(2) { 
    opacity: 0; 
    transform: translateX(-20px); 
}

.hamburger.active span:nth-child(3) { 
    top: 9px; 
    transform: rotate(-135deg); 
}

/* Carousel (Slider) - Boşluk ve Fade Geçiş Düzenlemesi */
.hero { 
    position: relative; 
    height: 100vh; 
    margin-top: 0; 
    overflow: hidden; 
}

.hero-slides { 
    position: relative; 
    width: 100%; 
    height: 100%; 
}

.slide { 
    position: absolute; 
    top: 0; 
    left: 0; 
    width: 100%; 
    height: 100%; 
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.8s ease-in-out, visibility 0.8s ease-in-out; 
    z-index: 1; 
}

.slide.active { 
    opacity: 1; 
    visibility: visible; 
    z-index: 2; 
}

.slide-bg { 
    width: 100%; 
    height: 100%; 
    background-size: cover; 
    background-position: center; 
    position: relative;
}

/* Arka plan karartma katmanı */
.slide-bg::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.45); 
}

/* Tüm Slaytlar İçin Sabit Konum ve Yükseklik Alanı */
.slide-content.hero-custom-content { 
    position: absolute; 
    top: 50%; 
    left: 50%; 
    transform: translate(-50%, -50%); 
    text-align: center; 
    color: #fff; 
    width: 80%; 
    max-width: 800px;
    height: 280px; 
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between; 
    z-index: 3;
}

/* Slayt Yazı Başlıkları */
.slide-content h1 { 
    font-size: 42px; 
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 0;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5); 
}

.slide-content p { 
    font-size: 16px; 
    max-width: 700px;
    margin: 0 auto; 
    color: #e0e0e0;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.5); 
}

/* Sabit Konumlu Ortak Butonlar */
.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 0;
}

.hero-badge {
    display: inline-block;
    padding: 6px 16px;
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 20px;
    font-size: 12px;
    letter-spacing: 1.5px;
    margin-bottom: 0;
    text-transform: uppercase;
    background: rgba(0, 0, 0, 0.2);
}

.btn-dark {
    background-color: #1a1a1a;
    color: #fff;
    padding: 12px 28px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    transition: background 0.3s;
}

.btn-dark:hover {
    background-color: #333;
}

.btn-outline {
    background-color: rgba(255, 255, 255, 0.15);
    color: #fff;
    padding: 12px 28px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(5px);
    transition: background 0.3s;
}

.btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.3);
}

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

.dot { 
    width: 12px; 
    height: 12px; 
    background-color: rgba(255, 255, 255, 0.5); 
    border-radius: 50%; 
    cursor: pointer; 
    transition: background-color 0.3s; 
}

.dot.active { 
    background-color: #f39c12; 
}

/* Hakkımızda */
.about-grid { 
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); 
    gap: 30px; 
}

.about-card { 
    background: #fff; 
    padding: 30px; 
    border-radius: 8px; 
    box-shadow: 0 4px 15px rgba(0,0,0,0.05); 
}

.about-card h3 { 
    color: #2c3e50; 
    margin-bottom: 15px; 
    font-size: 20px; 
}

.about-card ul { 
    padding-left: 20px; 
}

.about-card ul li { 
    margin-bottom: 10px; 
}

/* Neden Oreka */
.features-grid { 
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); 
    gap: 30px; 
    margin-top: 40px; 
}

.feature-item { 
    background: #fff; 
    padding: 30px; 
    border-radius: 8px; 
    box-shadow: 0 4px 15px rgba(0,0,0,0.05); 
    border-top: 4px solid #f39c12; 
}

.feature-item h3 { 
    margin-bottom: 15px; 
    color: #2c3e50; 
}

.feature-item p { 
    margin-bottom: 15px; 
}

.feature-item ul { 
    padding-left: 20px; 
}

.feature-item ul li { 
    margin-bottom: 10px; 
}

/* Ürün Rozetleri */
.products-list { 
    display: flex; 
    flex-wrap: wrap; 
    justify-content: center; 
    gap: 15px; 
    margin-top: 40px; 
}

.badge { 
    background-color: #2c3e50; 
    color: #fff; 
    padding: 10px 20px; 
    border-radius: 30px; 
    font-weight: 600; 
    font-size: 14px; 
}

/* Referanslar */
.references-container { 
    display: flex; 
    flex-wrap: wrap; 
    justify-content: center; 
    align-items: center; 
    gap: 40px; 
    margin-top: 40px; 
}

.ref-logo-item img { 
    max-width: 150px; 
    height: auto; 
    filter: none; 
    transition: transform 0.3s ease; 
}

.ref-logo-item img:hover { 
    filter: none; 
    transform: scale(1.05);
}

/* Footer */
.footer { 
    background-color: #2c3e50; 
    color: #ecf0f1; 
    padding: 60px 0 20px; 
}

.footer-content { 
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); 
    gap: 40px; 
    margin-bottom: 40px; 
}

.footer h3 { 
    color: #f39c12; 
    margin-bottom: 20px; 
}

.footer p { 
    margin-bottom: 10px; 
}

.footer-bottom { 
    text-align: center; 
    padding-top: 20px; 
    border-top: 1px solid rgba(255,255,255,0.1); 
}

/* Mobil Uyumluluk ve Tam Ekran Menü */
@media (max-width: 768px) {
    .hero {
        height: 100dvh; 
        min-height: auto;
    }

    .nav-links { 
        position: fixed; 
        top: 0; 
        left: -100%; 
        width: 100vw; 
        height: 100vh; 
        background-color: #ffffff; 
        flex-direction: column; 
        justify-content: center; 
        align-items: center; 
        gap: 30px; 
        transition: left 0.35s ease-in-out; 
        z-index: 2500; 
        margin: 0; 
        padding: 0; 
        box-shadow: none; 
    }

    .nav-links.active { 
        left: 0; 
    }

    .nav-links li { 
        margin: 0; 
    }

    .nav-links li a { 
        font-size: 1.25rem; 
        font-weight: 600; 
        color: #2c3e50; 
    }

    .hamburger { 
        display: block; 
    }

    .slide-content.hero-custom-content {
        height: 320px; 
    }

    .slide-content h1 { 
        font-size: 24px; 
    }

    .hero-buttons {
        flex-direction: column; 
        width: 100%;
        gap: 10px;
    }

    .btn-dark, .btn-outline {
        width: 100%;
        text-align: center;
        padding: 12px 20px;
    }
}