/* TasdemirFile - Ana Stil Dosyası (Siyah & Sarı Tema - Referans Logoları Görünürlüğü) */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700;800&display=swap');

/* Renk Değişkenleri */
:root {
    --primary-yellow: #FFC107;
    --dark-background: #0D0D0D;
    --dark-surface: #1A1A1A;
    --light-text: #E0E0E0;
    --secondary-text: #A0A0A0;
    --border-color: #2F2F2F;
    --gradient-start: #1A1A1A;
    --gradient-end: #0D0D0D;
}

/* Masaüstünde Hamburger Menü İkonunu Gizle */
.menu-toggle {
    display: none; 
    font-size: 2.0rem; 
    color: var(--primary-yellow);
    cursor: pointer;
    z-index: 1001;
    transition: transform 0.2s ease-out;
    padding: 8px; 
    border-radius: 6px; 
    position: absolute; 
    right: 20px; 
    top: 50%; 
    transform: translateY(-50%); 
    background-color: transparent;
    border: none;
    align-items: center;
    justify-content: center;
}

.menu-toggle:active {
    transform: translateY(-50%) scale(0.9);
}

/* Genel Sıfırlama ve Temel Ayarlar */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    background-color: var(--dark-background);
    color: var(--light-text);
    overflow-x: hidden;
}

/* Kapsayıcı (Container) */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 25px;
}

/* --- Header Stilleri --- */
header {
    background: rgba(13, 13, 13, 0.9);
    padding: 1.2rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.logo {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary-yellow);
    text-decoration: none;
    letter-spacing: -1px;
}

/* Navigasyon Menüsü (Masaüstü) */
nav {
    display: block; 
    position: static;
    height: auto;
    width: auto;
    background-color: transparent;
    z-index: auto;
    transform: none;
    opacity: 1;
    visibility: visible;
    transition: none; 
}

nav ul {
    list-style: none;
    display: flex; 
    gap: 35px;
    padding: 0;
    background-color: transparent;
    box-shadow: none;
    border: none;
    max-height: none;
    overflow-y: visible;
}

nav a {
    text-decoration: none;
    color: var(--light-text);
    font-weight: 600;
    font-size: 1.05rem;
    padding: 8px 0;
    position: relative;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
}

/* Menü Link Alt Çizgi Efekti */
nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-yellow);
    transition: width 0.3s ease-out;
}

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

nav a:hover,
nav a.active {
    color: var(--primary-yellow);
}

/* Dropdown Menü (Masaüstü) */
.dropdown {
    position: relative;
}

.dropdown > a {
    display: flex;
    align-items: center;
}

.dropdown > a i {
    margin-left: 7px;
    font-style: normal;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.dropdown ul {
    display: none;
    position: absolute;
    left: 0;
    top: 100%;
    margin-top: 15px;
    padding: 12px 0;
    z-index: 99;
    opacity: 0;
    visibility: hidden;
    background: var(--dark-surface);
    box-shadow: 0px 10px 40px rgba(0, 0, 0, 0.6);
    transition: all 0.3s ease-out;
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.dropdown ul li {
    min-width: 220px;
}

.dropdown ul a {
    padding: 12px 25px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--light-text);
    display: block;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.dropdown ul a:hover {
    background-color: rgba(255, 193, 7, 0.15);
    color: var(--primary-yellow);
}

.dropdown:hover > ul {
    opacity: 1;
    top: 100%;
    visibility: visible;
    margin-top: 8px;
    display: block;
}

.dropdown:hover > a i {
    transform: rotate(180deg);
}

/* --- Genel Bölüm Stilleri --- */
section {
    padding: 100px 0;
}

.page-header {
    padding: 80px 0;
    background: linear-gradient(to bottom, var(--dark-surface), var(--dark-background));
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.section-title {
    text-align: center;
    font-size: 3.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-yellow);
    line-height: 1.2;
}

.section-subtitle {
    text-align: center;
    font-size: 1.25rem;
    color: var(--secondary-text);
    margin-bottom: 60px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.5;
}

/* --- Hero Bölümü --- */
.hero {
    background-image: linear-gradient(to right, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.6)), url('https://images.unsplash.com/photo-1593941707882-6e115e4f39c0?q=80&w=2070&auto=format&fit=crop');
    background-size: cover;
    background-position: center;
    text-align: center;
    padding: 150px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 600px;
}

.hero-content {
    max-width: 800px;
}

.hero h1 {
    font-size: 4.5rem;
    margin-bottom: 1rem;
    font-weight: 800;
    color: #fff;
    text-shadow: 2px 2px 10px rgba(0, 0, 0, 0.8);
    line-height: 1.1;
}

.hero h1 span {
    color: var(--primary-yellow);
}

.hero p {
    font-size: 1.4rem;
    margin-bottom: 3rem;
    color: var(--light-text);
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    background-color: var(--primary-yellow);
    color: #111;
    padding: 20px 40px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 6px 20px rgba(255, 193, 7, 0.3);
    display: inline-block;
}

.cta-button:hover {
    background-color: #fff;
    color: #111;
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(255, 193, 7, 0.4);
}

/* --- Neden Biz Bölümü (Özellikler Izgarası) --- */
.features-grid {
    display: grid;
    gap: 30px;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    text-align: center;
}

.feature-item {
    background: var(--dark-surface);
    padding: 40px 20px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.feature-item .icon {
    font-size: 3.5rem;
    color: var(--primary-yellow);
    margin-bottom: 1rem;
}

.feature-item h3 {
    font-size: 1.6rem;
    margin-bottom: 0.8rem;
    color: #fff;
}

.feature-item p {
    font-size: 1rem;
    color: var(--secondary-text);
}

/* --- Video Bölümü --- */
.video-section {
    text-align: center;
    background-color: var(--dark-surface);
    padding: 100px 0;
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    max-width: 1000px;
    margin: 40px auto;
    border-radius: 15px;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.6);
    border: 2px solid var(--border-color);
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* --- İstatistikler Bölümü --- */
.stats-section {
    background-color: var(--dark-background);
    padding: 80px 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    text-align: center;
}

.stat-item .stat-number {
    font-size: 4rem;
    font-weight: 700;
    color: var(--primary-yellow);
    line-height: 1;
}

.stat-item .stat-label {
    font-size: 1.2rem;
    color: var(--secondary-text);
    margin-top: 5px;
}

/* --- Müşteri Yorumları Bölümü --- */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--dark-surface);
    padding: 35px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.testimonial-card p {
    font-style: italic;
    color: var(--light-text);
    margin-bottom: 1.2rem;
    line-height: 1.7;
}

.testimonial-card .author {
    font-weight: 700;
    color: var(--primary-yellow);
    font-size: 1.1rem;
}

/* --- Referanslar / Müşteriler Bölümü (Swiper) --- */
#clients {
    padding: 80px 0;
    background-color: var(--dark-background);
    border-top: 1px solid var(--border-color);
}

.swiper {
    width: 100%;
    height: auto; 
    padding: 40px 0;
    overflow: hidden; 
    position: relative;
    z-index: 1;
}

/* SWIPER WRAPPER: Slaytları yan yana dizen ana kapsayıcı */
.swiper-wrapper {
    display: flex !important; /* Swiper slidelarını yan yana sıralar (çok önemli!) */
    align-items: center; /* Slaytları dikeyde ortalar */
    /* Swiper kendi flex-direction'ı yönetir, manuel müdahale etmeyin */
}

/* SWIPER SLIDE: Her bir referans logosu */
.swiper-slide {
    display: flex; /* İçindeki resmi ortalamak için */
    justify-content: center;
    align-items: center;
    /* Swiper'ın kendisi width'i dinamik olarak ayarlar, fixed width vermeyin */
    /* width: auto; veya Swiper'ın otomatik hesaplamasına bırakın */
}

.swiper-slide img {
    max-width: 150px;
    height: auto;
    /* Logoların belirgin olması için filtreleri kaldırdım veya azalttım */
    opacity: 1; /* Tam opaklık */
    filter: none; /* Hiçbir filtre uygulama (gri tonlama, parlaklık vs. kalmasın) */
    transition: transform 0.3s ease-in-out; /* Hover zoom efekti için geçiş */
}

.swiper-slide img:hover {
    opacity: 1; /* Hover'da da tam opaklık */
    filter: none; /* Hover'da da filtre olmasın */
    transform: scale(1.05); /* Üzerine gelince hafif zoom */
}


.swiper-button-next,
.swiper-button-prev {
    color: var(--primary-yellow) !important;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.8rem;
    opacity: 0.8;
    transition: opacity 0.3s;
    z-index: 10;
}

.swiper-button-next:hover,
.swiper-button-prev:hover {
    opacity: 1;
}

.swiper-pagination-bullet {
    background: var(--secondary-text) !important;
    opacity: 0.5;
    transition: opacity 0.3s;
}

.swiper-pagination-bullet-active {
    background: var(--primary-yellow) !important;
    opacity: 1;
}

.img-fluid {
    max-width: 100%;
    height: auto;
}

/* --- Sıkça Sorulan Sorular (FAQ) Bölümü --- */
.faq-section {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: var(--dark-surface);
    margin-bottom: 15px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.faq-question {
    padding: 20px 25px;
    font-size: 1.3rem;
    font-weight: 600;
    color: #fff;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--dark-surface);
    transition: background-color 0.2s ease;
}

.faq-question:hover {
    background-color: rgba(255, 193, 7, 0.05);
}

.faq-question::after {
    content: '+';
    font-size: 2.2rem;
    color: var(--primary-yellow);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-question::after {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-in-out, padding 0.4s ease-in-out;
}

.faq-answer p {
    padding: 0 25px 25px 25px;
    color: var(--secondary-text);
    line-height: 1.7;
    font-size: 1rem;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding-top: 15px;
}

/* --- Footer Stilleri --- */
footer {
    background-color: #0A0A0A;
    color: var(--secondary-text);
    text-align: center;
    padding: 4rem 0;
    border-top: 1px solid var(--border-color);
    font-size: 0.95rem;
}

/* --- Hizmetlerimiz Sayfası Stilleri --- */
.services-grid {
    display: grid;
    gap: 30px;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
}

.service-card {
    background-color: var(--dark-surface);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid var(--border-color);
}

.service-card:hover {
    transform: translateY(-12px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.service-card img {
    width: 100%;
    height: 260px;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.service-card:hover img {
    transform: scale(1.05);
}

.service-content {
    padding: 30px;
}

.service-content h3 {
    font-size: 1.8rem;
    color: var(--primary-yellow);
    margin-bottom: 12px;
}

.service-content p {
    font-size: 1rem;
    color: var(--light-text);
}


/* --- Hakkımızda Sayfası Stilleri --- */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 70px;
    align-items: center;
}

.about-content img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.about-text h3 {
    font-size: 2.4rem;
    color: var(--primary-yellow);
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.about-text p {
    font-size: 1rem;
    color: var(--light-text);
    margin-bottom: 1rem;
    line-height: 1.7;
}

/* --- Çalışmalarımız / Galeri Sayfası Stilleri --- */
.gallery-grid {
    display: grid;
    gap: 25px;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
}

.gallery-item {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.4);
}

.gallery-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.gallery-item:hover img {
    transform: scale(1.08);
}

.gallery-item .overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.95), transparent);
    padding: 50px 25px 25px 25px;
    color: #fff;
    transform: translateY(100%);
    transition: transform 0.4s ease, opacity 0.4s ease;
    opacity: 0;
}

.gallery-item:hover .overlay {
    transform: translateY(0);
    opacity: 1;
}

.gallery-item .overlay h3 {
    font-size: 1.6rem;
    color: var(--primary-yellow);
    margin-bottom: 0.5rem;
}

.gallery-item .overlay p {
    font-size: 0.95rem;
    color: var(--light-text);
}

/* --- Tekli Ürün/Çalışma Sayfası Stilleri (Örn: Kedifilesi.html) --- */
.product-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: flex-start;
}

.product-description h3 {
    font-size: 2.2rem;
    color: var(--primary-yellow);
    margin-top: 0;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.product-description p {
    font-size: 1rem;
    color: var(--light-text);
    margin-bottom: 1.2rem;
    line-height: 1.7;
}

.product-description ul {
    list-style: none;
    margin-top: 25px;
    padding-left: 0;
}

.product-description ul li {
    background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="22" height="22" viewBox="0 0 24 24" fill="none" stroke="%23FFC107" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M22 11.08V12a10 10 0 1 1-5.93-9.14"></path><polyline points="22 4 12 14.01 9 11.01"></polyline></svg>') no-repeat left center;
    background-size: 20px;
    padding-left: 35px;
    margin-bottom: 12px;
    color: var(--light-text);
    font-size: 1rem;
    line-height: 1.5;
}

.product-gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

.product-gallery-grid img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-gallery-grid img:hover {
    transform: scale(1.03);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

/* --- İletişim Sayfası Stilleri --- */
.contact-grid {
    display: grid;
    gap: 40px;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.contact-card {
    background: var(--dark-surface);
    padding: 45px;
    text-align: center;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.4);
}

.contact-card .icon {
    font-size: 3rem;
    color: var(--primary-yellow);
    margin-bottom: 1.5rem;
}

.contact-card h3 {
    font-size: 1.7rem;
    color: #fff;
    margin-bottom: 0.8rem;
}

.contact-card a {
    color: var(--light-text);
    text-decoration: none;
    transition: color 0.3s;
    font-size: 1.05rem;
}

.contact-card a:hover {
    color: var(--primary-yellow);
}

.map-container {
    margin-top: 70px;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
    filter: grayscale(1) invert(0.9) contrast(0.9);
}

.map-container iframe {
    width: 100%;
    height: 500px;
    border: 0;
}

/* --- Yükleyici (Preloader) --- */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--dark-background);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.preloader-text {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-yellow);
}

/* --- Duyarlı Tasarım (Responsive Design) Ayarları --- */

/* Tablet ve daha küçük cihazlar için (992px ve altı) */
@media (max-width: 992px) {
    /* Masaüstü navigasyonunu gizle */
    nav {
        display: none; 
    }

    /* hamburger menü butonunu göster */
    .menu-toggle {
        display: flex; 
    }

    /* Diğer responsive ayarlar */
    .about-content,
    .product-layout {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 2.8rem;
    }

    .section-subtitle {
        font-size: 1.15rem;
    }

    .hero h1 {
        font-size: 3.5rem;
    }

    .hero p {
        font-size: 1.2rem;
    }

    .cta-button {
        padding: 18px 35px;
        font-size: 1rem;
    }

    .map-container iframe {
        height: 350px;
    }
}

/* Büyük telefonlar ve küçük tabletler için (768px ve altı) */
@media (max-width: 768px) {
    .header-content {
        justify-content: space-between;
        position: relative;
    }

    /* NAV MENÜNÜN KENDİSİ (Açıldığında ekranı kaplamalı) */
    nav {
        display: flex; 
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: rgba(13, 13, 13, 0.95);
        z-index: 1050;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transform: translateX(100%);
        opacity: 0;
        visibility: hidden;
        transition: transform 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55), opacity 0.4s ease, visibility 0.4s ease;
    }

    nav.active { 
        transform: translateX(0);
        opacity: 1;
        visibility: visible;
    }

    /* Menü içindeki UL (linklerin kapsayıcısı) */
    nav ul {
        flex-direction: column;
        text-align: center;
        gap: 15px; 
        width: 80%; 
        max-width: 300px; 
        padding: 20px 15px; 
        background-color: var(--dark-surface);
        border-radius: 10px;
        box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
        border: 1px solid var(--border-color);
        overflow-y: auto;
        max-height: 70vh; 
    }

    /* HAMBURGER MENÜDEKİ ANA LİNKLERİN BOYUTLARI VE STİLLERİ */
    nav ul li a {
        font-size: 1.25rem; 
        padding: 12px 0; 
        display: block;
        width: 100%;
        color: var(--light-text);
        text-transform: uppercase;
        letter-spacing: 0.5px;
        font-weight: 600;
        transition: background-color 0.2s ease, color 0.2s ease;
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }
    nav ul li:last-child a {
        border-bottom: none;
    }
    nav ul li a:hover {
        background-color: rgba(255, 193, 7, 0.08);
        color: var(--primary-yellow);
    }
    nav ul li a.active {
        color: var(--primary-yellow);
        background-color: rgba(255, 193, 7, 0.04);
    }

    /* Dropdown menü mobil görünümde */
    .dropdown {
        width: 100%;
    }

    .dropdown > a {
        position: relative;
        justify-content: center;
        padding-right: 30px; 
    }

    .dropdown > a i {
        position: absolute;
        right: 10px; 
        top: 50%;
        transform: translateY(-50%) rotate(0deg);
        transition: transform 0.3s ease;
        font-size: 0.9rem; 
    }

    /* Mobil Dropdown Açık/Kapalı Durumu */
    .dropdown ul {
        position: static;
        display: block;
        opacity: 1;
        visibility: visible;
        margin-top: 5px; 
        background: rgba(0, 0, 0, 0.15); 
        box-shadow: none;
        border: none;
        padding: 0;
        padding-left: 0;
        overflow: hidden;
        max-height: 0;
        transition: max-height 0.4s ease-in-out;
        border-radius: 5px; 
    }

    .dropdown.active > ul {
        max-height: 250px;
    }

    /* HAMBURGER MENÜDEKİ ALT MENÜ LİNKLERİNİN BOYUTLARI VE STİLLERİ */
    .dropdown ul li {
        width: 100%;
    }

    .dropdown ul a {
        font-size: 0.95rem; 
        padding: 9px 0; 
        color: var(--secondary-text);
        text-align: center;
        border-bottom: 1px solid rgba(255, 255, 255, 0.03);
        transition: background-color 0.2s ease, color 0.2s ease;
    }
    .dropdown ul li:last-child a {
        border-bottom: none;
    }
    .dropdown ul a:hover {
        background-color: rgba(255, 193, 7, 0.05);
        color: var(--primary-yellow);
    }

    /* Genel H1, H2, H3, P boyutları mobil görünümde */
    h1 { font-size: 1.8rem; }
    h2 { font-size: 1.6rem; }
    h3 { font-size: 1.3rem; }
    p { font-size: 0.9rem; }

    /* Diğer responsive ayarlar */
    .features-grid {
        grid-template-columns: 1fr;
    }
    .stat-item .stat-number {
        font-size: 3rem;
    }
    .testimonial-card {
        padding: 25px;
    }
    .swiper-slide img {
        max-width: 90px;
    }
    .swiper-button-next, .swiper-button-prev {
        display: none !important;
    }
    .faq-question {
        font-size: 1.1rem;
        padding: 15px;
    }
    .faq-answer p {
        padding: 0 15px 15px 15px;
    }
    .contact-grid {
        grid-template-columns: 1fr;
    }
    .product-layout {
        grid-template-columns: 1fr;
    }
    .product-gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
    .gallery-item .overlay h3 {
        font-size: 1.2rem;
    }
    .gallery-item .overlay p {
        font-size: 0.8rem;
    }
    .service-card img { height: 180px; }
}

/* Küçük telefonlar için (480px ve altı) */
@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .logo {
        font-size: 1.6rem;
    }

    .menu-toggle {
        font-size: 1.8rem;
        right: 15px;
        padding: 8px;
    }

    /* Genel başlık ve paragraf boyutları ekstra küçük cihazlar için */
    .hero h1 { font-size: 2.8rem; }
    .hero p { font-size: 1.1rem; margin-bottom: 2rem;}
    .cta-button { padding: 15px 30px; font-size: 0.9rem; }
    section { padding: 60px 0; }
    .section-title { font-size: 2.2rem; }
    .section-subtitle { font-size: 1rem; margin-bottom: 40px; }
    h1 { font-size: 2rem; }
    h2 { font-size: 1.8rem; }
    h3 { font-size: 1.4rem; }
    p { font-size: 0.95rem; }

    .feature-item { padding: 35px 20px; }
    .stat-item .stat-number { font-size: 3.5rem; }
    .testimonial-card { padding: 30px; }

    .swiper-slide img { max-width: 100px; }

    .faq-question { font-size: 1.1rem; padding: 18px; }
    .faq-answer p { padding: 0 18px 18px 18px; }

    .contact-card { padding: 40px; }
    .map-container iframe { height: 350px; }

    .gallery-item .overlay h3 { font-size: 1.4rem; }
    .gallery-item .overlay p { font-size: 0.9rem; }
    .service-card img { height: 220px; }

    /* HAMBURGER MENÜDEKİ ANA LİNKLERİN BOYUTLARI (ÇOK KÜÇÜK EKRANLAR) */
    nav ul li a {
        font-size: 1.3rem;
        padding: 15px 0;
    }

    /* HAMBURGER MENÜDEKİ ALT MENÜ LİNKLERİNİN BOYUTLARI (ÇOK KÜÇÜK EKRANLAR) */
    .dropdown ul a {
        font-size: 1.1rem;
        padding: 11px 0;
    }
}