/* ============================================
   GENEL AYARLAR VE RESET
   ============================================ */

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

:root {
    --primary-color: #0A6DCF;
    --primary-dark: #0855A3;
    --primary-light: #3A8FE0;
    --text-dark: #2C3E50;
    --text-light: #7F8C8D;
    --bg-light: #F8F9FA;
    --bg-white: #FFFFFF;
    --border-color: #E1E8ED;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 5px 20px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

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

/* ============================================
   TİPOGRAFİ
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

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

/* ============================================
   HEADER VE NAVİGASYON
   ============================================ */

header {
    background-color: var(--bg-white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    padding: 0.5rem 1rem;
    background-color: rgba(255, 255, 255, 0.95);
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.logo img {
    height: 80px;
    max-width: 220px;
    width: auto;
    object-fit: contain;
    transition: var(--transition);
    display: block;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.logo:hover {
    background-color: rgba(255, 255, 255, 1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

.logo:hover img {
    transform: scale(1.05);
}

.logo span {
    display: none !important;
}

.logo::before {
    display: none;
}

.logo.has-image img {
    display: block;
}

.logo:not(.has-image) {
    display: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu li a {
    color: var(--text-dark);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: var(--transition);
}

.nav-menu li a:hover {
    background-color: var(--bg-light);
    color: var(--primary-color);
}

.nav-menu li a.active {
    color: var(--primary-color);
    background-color: var(--bg-light);
}

/* Hamburger Menü */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: var(--text-dark);
    border-radius: 3px;
    transition: var(--transition);
}

/* ============================================
   HERO BANNER
   ============================================ */

.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 3rem 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 350px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Arka Plan Slayt */
.hero-slideshow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-slideshow img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    opacity: 0;
    transition: opacity 2s ease-in-out;
    display: block;
    min-width: 100%;
    min-height: 100%;
}

.hero-slideshow img.active {
    opacity: 1;
    z-index: 1;
}

/* Gradient Overlay - Daha şeffaf */
.hero::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(10, 109, 207, 0.4) 0%, rgba(8, 85, 163, 0.4) 100%);
    z-index: 2;
}

/* Dekoratif SVG */
.hero::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.1" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,112C672,96,768,96,864,112C960,128,1056,160,1152,160C1248,160,1344,128,1392,112L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
    z-index: 1;
    opacity: 0.5;
}

.hero-content {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 3;
    padding: 2rem;
    background: rgba(0, 0, 0, 0.25);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.hero h1 {
    font-size: 2rem;
    margin-bottom: 0.8rem;
    color: white;
    animation: fadeInUp 0.8s ease;
}

.hero p {
    font-size: 1rem;
    margin-bottom: 1.2rem;
    color: rgba(255, 255, 255, 0.95);
    animation: fadeInUp 1s ease;
}

/* ============================================
   BUTONLAR
   ============================================ */

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
    text-align: center;
}

.btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    background-color: transparent;
    border: 2px solid white;
    color: white;
}

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

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

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

/* ============================================
   CONTAINER VE SECTION
   ============================================ */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.section-title p {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* ============================================
   ÜRÜN KATEGORİLERİ
   ============================================ */

.product-category {
    margin-bottom: 4rem;
    padding: 2.5rem;
    background: var(--bg-white);
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    border: 1px solid rgba(10, 109, 207, 0.1);
}

.product-category:hover {
    box-shadow: 0 8px 30px rgba(10, 109, 207, 0.15);
    transform: translateY(-5px);
}

.product-category:last-child {
    margin-bottom: 0;
}

.category-header {
    display: grid;
    grid-template-columns: 350px 1fr;
    gap: 3rem;
    align-items: center;
}

.category-image {
    width: 100%;
    height: 280px;
    object-fit: cover;
    object-position: center;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    border: 2px solid var(--border-color);
    display: block;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.category-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(10, 109, 207, 0.1) 100%);
    opacity: 0;
    transition: var(--transition);
}

.category-image:hover {
    transform: scale(1.03);
    box-shadow: 0 6px 20px rgba(10, 109, 207, 0.2);
}

.category-image:hover::after {
    opacity: 1;
}

.category-info h2 {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 1.2rem;
    font-weight: 700;
    transition: var(--transition);
}

.category-info h2 a {
    transition: var(--transition);
    display: inline-block;
}

.category-info h2 a:hover {
    color: var(--primary-dark);
    transform: translateX(5px);
}

.category-info p {
    font-size: 1.1rem;
    line-height: 1.9;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

/* ============================================
   ÜRÜN KARTLARI
   ============================================ */

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.product-card {
    background-color: var(--bg-white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
}

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

.product-card img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    object-position: center;
    display: block;
    border: 2px solid var(--border-color);
}

.product-card-content {
    padding: 1.5rem;
}

.product-card h3 {
    color: var(--text-dark);
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

.product-card p {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.product-card .btn {
    padding: 0.7rem 1.5rem;
    font-size: 0.9rem;
    width: 100%;
}

/* ============================================
   HAKKIMIZDA SAYFASI
   ============================================ */

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
    align-items: stretch;
}

.about-content > div:last-child {
    display: flex;
    align-items: stretch;
}

.about-text {
    line-height: 1.8;
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.about-image {
    width: 100%;
    height: 100%;
    min-height: 400px;
    border-radius: 10px;
    object-fit: cover;
    object-position: center;
    box-shadow: var(--shadow);
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    display: block;
}

.mission-vision {
    margin-top: 4rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.mission-vision-card {
    background-color: var(--bg-light);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.mission-vision-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.mission-vision-card p {
    color: var(--text-light);
    line-height: 1.8;
}

/* ============================================
   REFERANSLAR / BİZİ TERCİH ETTİLER
   ============================================ */

.references-section {
    background-color: var(--bg-light);
    padding: 5rem 0;
}

.references-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2rem;
    align-items: center;
    justify-items: center;
}

.reference-item {
    background-color: var(--bg-white);
    padding: 0.8rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    width: 100%;
    max-width: 200px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: 2px solid var(--border-color);
    overflow: hidden;
}

.reference-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-color);
}

.reference-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
    transition: var(--transition);
}

.reference-item:hover img {
    transform: scale(1.05);
}

.reference-item-text {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
}

/* ============================================
   PROJE GALERİSİ (Yaptığımız İşler)
   ============================================ */

.projects-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.project-item {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
    aspect-ratio: 16/9;
    background-color: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: var(--transition);
    display: block;
    flex-shrink: 0;
}

.project-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

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

.project-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.85), rgba(0, 0, 0, 0.3), transparent);
    padding: 2rem 1.5rem 1.5rem;
    color: white;
    transform: translateY(100%);
    transition: var(--transition);
    z-index: 2;
}

.project-item:hover .project-overlay {
    transform: translateY(0);
}

.project-overlay h3 {
    color: white;
    margin: 0;
    font-size: 1.2rem;
    font-weight: 600;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.project-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-light), var(--primary-dark));
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
    text-align: center;
    padding: 2rem;
}
    transition: var(--transition);
}

.reference-item:hover .reference-item-text {
    color: var(--primary-color);
}

/* ============================================
   ÜRÜN DETAY SAYFASI
   ============================================ */

.breadcrumb {
    margin-bottom: 2rem;
    font-size: 0.9rem;
    color: var(--text-light);
}

.breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.breadcrumb span {
    color: var(--text-dark);
}

.product-detail-gallery {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.product-main-image {
    width: 100%;
    height: 500px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    background-color: var(--bg-light);
}

.product-main-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

.product-thumbnails {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.product-thumbnails .thumbnail {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    border: 3px solid transparent;
    transition: var(--transition);
    box-shadow: var(--shadow);
}

.product-thumbnails .thumbnail:hover {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.product-thumbnails .thumbnail.active {
    border-color: var(--primary-color);
}

.product-detail-content {
    margin-top: 3rem;
}

.product-description {
    line-height: 1.8;
}

.product-description h2 {
    color: var(--primary-color);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.product-description h2:first-child {
    margin-top: 0;
}

.product-description h3 {
    color: var(--text-dark);
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.product-description p {
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
    color: var(--text-light);
}

.feature-list {
    list-style: none;
    padding-left: 0;
    margin-bottom: 2rem;
}

.feature-list li {
    padding: 0.8rem 0;
    padding-left: 2rem;
    position: relative;
    color: var(--text-light);
    line-height: 1.7;
}

.feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.2rem;
}

.feature-list li strong {
    color: var(--text-dark);
}

/* ============================================
   İLETİŞİM SAYFASI
   ============================================ */

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.contact-form {
    background-color: var(--bg-light);
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(10, 109, 207, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

/* Form Mesaj Bildirimleri */
.form-message {
    padding: 1rem;
    border-radius: 5px;
    margin-bottom: 1.5rem;
    font-weight: 500;
    animation: fadeInUp 0.3s ease;
}

.form-message.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

button[type="submit"]:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: start;
    gap: 1rem;
    padding: 1.5rem;
    background-color: var(--bg-light);
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.contact-item-icon {
    font-size: 2rem;
    color: var(--primary-color);
}

.contact-item-content h4 {
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.contact-item-content p {
    color: var(--text-light);
    margin: 0;
}

.map-container {
    margin-top: 3rem;
    width: 100%;
    height: 400px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

/* ============================================
   FOOTER
   ============================================ */

footer {
    background-color: var(--text-dark);
    color: white;
    padding: 4rem 0 2rem;
    margin-top: 5rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

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

.footer-section ul li {
    margin-bottom: 0.8rem;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

.footer-section ul li a:hover {
    color: white;
    padding-left: 5px;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.8rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-links a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   ANİMASYONLAR
   ============================================ */

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

.fade-in {
    animation: fadeInUp 0.6s ease;
}

/* ============================================
   RESPONSIVE TASARIM
   ============================================ */

/* Tablet */
@media (max-width: 968px) {
    .hero {
        padding: 2.5rem 2rem;
        min-height: 320px;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 0.95rem;
    }
    
    .about-content,
    .mission-vision,
    .contact-wrapper,
    .category-header {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .category-image {
        height: 240px;
    }
    
    .product-category {
        padding: 2rem 1.5rem;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
}

/* Mobil */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        padding: 2rem 0;
        gap: 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        width: 100%;
        padding: 1rem 0;
    }
    
    .nav-menu li a {
        display: block;
        width: 100%;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero {
        padding: 2rem 1.5rem;
        min-height: 300px;
    }
    
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .hero p {
        font-size: 0.9rem;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .about-content,
    .mission-vision,
    .contact-wrapper,
    .category-header {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .category-image {
        height: 220px;
    }
    
    .category-info h2 {
        font-size: 1.75rem;
    }
    
    .product-category {
        padding: 2rem 1.5rem;
        margin-bottom: 3rem;
    }
    
    .references-grid {
        grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
        gap: 1.5rem;
    }
    
    .reference-item {
        max-width: 160px;
        height: 100px;
        padding: 0.6rem;
    }
    
    .product-detail-gallery {
        grid-template-columns: 1fr;
    }
    
    .product-main-image {
        height: 300px;
    }
    
    .product-thumbnails .thumbnail {
        width: 80px;
        height: 80px;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    nav {
        padding: 0 1rem;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    h1 {
        font-size: 1.75rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    h3 {
        font-size: 1.25rem;
    }
}

/* Küçük Mobil */
@media (max-width: 480px) {
    .hero {
        padding: 2rem 1rem;
        min-height: 280px;
    }
    
    .hero h1 {
        font-size: 1.5rem;
    }
    
    .hero p {
        font-size: 0.85rem;
    }
    
    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .logo {
        font-size: 1.5rem;
        padding: 0.4rem 0.8rem;
    }
    
    .logo img {
        height: 65px;
        max-width: 200px;
    }
    
    .logo::before {
        font-size: 1.5rem;
    }
}

/* ============================================
   WHATSAPP FLOATING BUTTON
   ============================================ */

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #25D366;
    color: white;
    border-radius: 50px;
    padding: 15px 25px;
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
    z-index: 1001;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    transition: var(--transition);
    text-decoration: none;
    animation: pulse 2s infinite;
    font-weight: 600;
    font-size: 1rem;
    min-width: 200px;
}

.whatsapp-float:hover {
    background-color: #20BA5A;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.7);
}

.whatsapp-float svg {
    width: 40px;
    height: 40px;
    fill: white;
    flex-shrink: 0;
}

.whatsapp-float-text {
    white-space: nowrap;
    font-size: 1rem;
    font-weight: 600;
}

@keyframes pulse {
    0% {
        box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
    }
    50% {
        box-shadow: 0 6px 30px rgba(37, 211, 102, 0.7);
    }
    100% {
        box-shadow: 0 6px 25px rgba(37, 211, 102, 0.5);
    }
}

@media (max-width: 768px) {
    .projects-gallery {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 1.5rem;
    }
    
    
    .project-overlay {
        padding: 1.5rem 1rem 1rem;
    }
    
    .project-overlay h3 {
        font-size: 1rem;
    }
    
    @media (max-width: 480px) {
        .projects-gallery {
            grid-template-columns: 1fr;
            gap: 1.5rem;
        }
        
        .project-item {
            min-height: 200px;
        }
    }
    
    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        padding: 12px 20px;
        min-width: 170px;
        font-size: 0.9rem;
        gap: 10px;
    }
    
    .whatsapp-float svg {
        width: 35px;
        height: 35px;
    }
    
    .whatsapp-float-text {
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .whatsapp-float {
        bottom: 15px;
        right: 15px;
        padding: 10px 16px;
        min-width: 150px;
        font-size: 0.85rem;
        gap: 8px;
    }
    
    .whatsapp-float svg {
        width: 30px;
        height: 30px;
    }
    
    .whatsapp-float-text {
        font-size: 0.85rem;
    }
}