/* 
 * Kwangrim - Premium Solutions
 * Professional, prestigious styling with subtle animations
 * 
 * GÖRSEL BOYUTLARI:
 * - Logo: 50px yükseklik (header), 40px yükseklik (footer)
 * - Hero Görsel: 800x600px veya 1024x768px önerilen
 * - About Görsel: 600x400px veya 800x600px önerilen
 * - Ürün Görselleri: 280x240px (4 adet)
 * - Özellik İkonları: 80x80px (4 adet)
 * - Müşteri Fotoğrafları: 60x60px (4 adet)
 * - Sosyal Medya İkonları: 18x18px (3 adet)
 */

/* Base & Reset */
:root {
  --primary-color: #003366;
  --secondary-color: #1a75bc;
  --accent-color: #0090d9;
  --text-color: #333333;
  --text-light: #666666;
  --background-light: #f8f9fa;
  --background-dark: #002244;
  --white: #ffffff;
  --border-color: #e0e0e0;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Montserrat', sans-serif;
  --primary-rgb: 0, 102, 204;
  --card-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  --hover-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  --light-bg: #f8f9fa;
  --heading-color: #212529;
  --primary-dark: #0052a3;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--text-color);
  line-height: 1.6;
  font-size: 16px;
  background-color: var(--white);
}

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

a:hover {
  color: var(--accent-color);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
}

h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.75rem;
}

p {
  margin-bottom: 1rem;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 15px;
}

.section-padding {
  padding: 6rem 0;
}

ul {
  list-style: none;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* Subtle Fade In Animation */
.subtle-fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.subtle-fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
  transition: background-color var(--transition-medium), box-shadow var(--transition-medium);
}

.site-header.scrolled {
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100px;
}

/* Sol ve Sağ Logolar */
.logo {
  display: block;
  flex-shrink: 0;
}

.logo-left {
  order: 1;
}

.logo-right {
  order: 3;
}

/* Logo: 80px yükseklik, genişlik otomatik */
.logo img {
  height: 80px;
  width: auto;
}

/* Sağ Menü */
.nav-right {
  display: flex;
  align-items: center;
  order: 2;
  flex-shrink: 0;
  justify-content: flex-end;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: var(--text-color);
  font-weight: 500;
  font-size: 1rem;
  position: relative;
  padding: 0.5rem 0;
}

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

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

.nav-links a.active {
  color: var(--primary-color);
}

.nav-cta {
  background-color: var(--primary-color);
  color: var(--white) !important;
  padding: 0.5rem 1.25rem !important;
  border-radius: 4px;
  transition: background-color var(--transition-fast);
}

.nav-cta:hover {
  background-color: var(--accent-color);
}

.nav-cta::after {
  display: none !important;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 30px;
  position: relative;
}

.hamburger {
  width: 30px;
  height: 3px;
  background-color: var(--primary-color);
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  transition: background-color var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 30px;
  height: 3px;
  background-color: var(--primary-color);
  transition: transform var(--transition-fast);
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  top: 8px;
}

/* Hero Section */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  background-color: var(--background-light);
  overflow: hidden;
}

.hero-section .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 2;
}

.hero-content {
  width: 50%;
  padding-right: 2rem;
}

.hero-content h1 {
  margin-bottom: 1.5rem;
}

.hero-content h1 span {
  color: var(--accent-color);
  font-weight: 500;
  display: block;
}

.hero-content .lead {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  color: var(--text-light);
}

/* Hero Görsel: Önerilen 800x600px veya 1024x768px */
.hero-image {
  width: 50%;
  position: relative;
}

.hero-image img {
  border-radius: 8px;
  box-shadow: var(--shadow-lg);
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-weight: 500;
  font-size: 1rem;
  text-align: center;
  border-radius: 4px;
  transition: all var(--transition-medium);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--white);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.btn-primary:hover {
  background-color: var(--accent-color);
  box-shadow: var(--shadow-md);
  color: var(--white);
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.2) 50%, rgba(255,255,255,0) 100%);
  transition: all 0.6s ease;
}

.btn-primary:hover::before {
  left: 100%;
}

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

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

/* About Section */
.about-section {
  background-color: var(--white);
}

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

.section-subtitle {
  color: var(--text-light);
  font-size: 1.25rem;
  font-weight: 300;
  margin-top: -0.5rem;
}

.about-content {
  display: flex;
  align-items: center;
  gap: 4rem;
}

.about-text {
  flex: 1;
}

/* About Görsel: Önerilen 600x400px veya 800x600px */
.about-image {
  flex: 1;
}

.about-image {
  position: relative;
  overflow: hidden;
}

.about-image img {
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  width: 100%;
  height: auto;
  transition: transform var(--transition-medium);
}

.about-image:hover img {
  transform: scale(1.05);
}

.about-image-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 51, 102, 0.9));
  color: white;
  padding: 2rem 1.5rem 1.5rem;
  border-radius: 0 0 8px 8px;
}

.overlay-content h3 {
  color: white;
  margin-bottom: 0.5rem;
  font-size: 1.5rem;
}

.overlay-content p {
  color: rgba(255, 255, 255, 0.9);
  margin: 0;
  font-size: 1rem;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 2rem 0;
  padding: 1.5rem 0;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: var(--background-light);
  border-radius: 8px;
  border-left: 4px solid var(--accent-color);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.stat-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-icon {
  flex-shrink: 0;
}

.stat-content h4 {
  margin: 0 0 0.25rem;
  color: var(--primary-color);
  font-size: 1.25rem;
  font-weight: 700;
}

.stat-content p {
  margin: 0;
  color: var(--text-light);
  font-size: 0.9rem;
  font-weight: 500;
}

.about-features {
  margin-top: 1.5rem;
}

.about-features li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
}

.about-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-color);
}

/* Products Section */
.products-section {
  background-color: var(--background-light);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-bottom: 3rem;
}

.products-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 3rem;
}

.product-card {
  background-color: var(--white);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-medium);
  transform: translateY(0); /* Başlangıç pozisyonu */
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  box-shadow: var(--shadow-md);
}

/* Ürün Görselleri: 320x320px (4 adet) */
.product-image {
  height: 320px;
  overflow: hidden;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
  transform-origin: center center; /* Görsel merkez noktasından büyüsün */
  transform: scale(1); /* Başlangıç durumu */
}

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

.product-content {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-content h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.product-content p {
  margin-bottom: 1.25rem;
  color: var(--text-light);
  flex: 1;
}

.product-link {
  font-weight: 500;
  color: var(--primary-color);
  display: inline-block;
  position: relative;
  padding-bottom: 2px;
}

.product-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent-color);
  transition: width var(--transition-medium);
}

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

.product-link:hover::after {
  width: 100%;
}

.product-click-hint {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 0.75rem 1rem;
  text-align: center;
  font-weight: 500;
  font-size: 0.9rem;
  border-radius: 0 0 8px 8px;
  margin-top: auto;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.product-click-hint:hover {
  background-color: var(--accent-color);
}

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

/* Features Section */
.features-section {
  background-color: var(--white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 2rem;
}

.feature-box {
  background-color: var(--background-light);
  border-radius: 8px;
  padding: 2rem;
  text-align: center;
  transition: box-shadow var(--transition-medium);
  transform: translateY(0); /* Başlangıç pozisyonu */
}

.feature-box:hover {
  box-shadow: var(--shadow-md);
}

/* Özellik İkonları: 80x80px (4 adet) */
.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
}

.feature-box h3 {
  margin-bottom: 1rem;
}



/* Slider Navigation */
.slider-prev,
.slider-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: var(--primary-color);
  color: #fff;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  border: none;
  cursor: pointer;
  z-index: 20;
  transition: all 0.3s ease;
  opacity: 0.9;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.slider-prev:hover,
.slider-next:hover {
  background-color: var(--primary-dark);
  opacity: 1;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.slider-prev {
  left: 20px;
}

.slider-next {
  right: 20px;
}

.slider-dots {
  display: flex;
  justify-content: center;
  margin-top: 30px;
  padding: 0 20px;
}

.slider-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: rgba(var(--primary-rgb), 0.3);
  margin: 0 5px;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
}

.slider-dot.active {
  background-color: var(--primary-color);
  transform: scale(1.3);
}



@media (max-width: 992px) {
  .slider-prev {
    left: -30px;
  }
  
  .slider-next {
    right: -30px;
  }
}

@media (max-width: 768px) {
  .header-inner {
    flex-direction: column;
    height: auto;
    padding: 1rem 0;
  }
  
  .logo-left {
    order: 1;
    margin-bottom: 1rem;
  }
  
  .nav-right {
    order: 2;
    width: 100%;
    justify-content: center;
  }
  
  .nav-links {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .nav-links {
    display: none;
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .slider-prev {
    left: 10px;
  }
  
  .slider-next {
    right: 10px;
  }
}

/* Contact Section */
.contact-section {
  background-color: var(--white);
}

.contact-content {
  display: flex;
  gap: 4rem;
}

.contact-form-container {
  flex: 1.5;
}

.contact-form {
  background-color: var(--background-light);
  padding: 2.5rem;
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
}

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

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 144, 217, 0.1);
}

.validation-message {
  margin-bottom: 1.5rem;
  padding: 0.75rem 1rem;
  border-radius: 4px;
  font-weight: 500;
}

.validation-message.error {
  background-color: rgba(220, 53, 69, 0.1);
  color: #dc3545;
}

.validation-message.success {
  background-color: rgba(40, 167, 69, 0.1);
  color: #28a745;
}

.contact-info {
  flex: 1;
}

.info-item,
.business-hours {
  margin-bottom: 2.5rem;
}

.contact-details {
  margin-top: 1.5rem;
}

.contact-details li {
  display: flex;
  margin-bottom: 1rem;
}

.contact-details .icon {
  margin-right: 1rem;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
}

.contact-details .icon img {
  width: 20px;
  height: 20px;
}

.business-hours ul li {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-color);
}

.business-hours ul li:last-child {
  border-bottom: none;
}

.business-hours ul li span:first-child {
  font-weight: 500;
}

/* Footer */
.site-footer {
  background-color: var(--background-dark);
  color: #e0e0e0;
  padding: 4rem 0 2rem;
}

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

.footer-column h3 {
  color: var(--white);
  margin-bottom: 1.5rem;
  font-size: 1.25rem;
}

.footer-logo {
  display: inline-block;
  margin-bottom: 1.25rem;
}

/* Footer Logo: 60px yükseklik */
.footer-logo img {
  height: 60px;
  width: auto;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.social-links a {
  display: block;
  width: 36px;
  height: 36px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-fast);
}

.social-links a:hover {
  background-color: var(--accent-color);
}

/* Sosyal Medya İkonları: 18x18px (3 adet) */
.social-links a img {
  width: 18px;
  height: 18px;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: #e0e0e0;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--white);
}

.newsletter-form {
  display: flex;
  margin-top: 1.25rem;
}

.newsletter-form input {
  flex: 1;
  padding: 0.75rem 1rem;
  border: none;
  border-radius: 4px 0 0 4px;
  font-family: inherit;
  font-size: 0.875rem;
}

.newsletter-form .btn {
  border-radius: 0 4px 4px 0;
  padding: 0 1.25rem;
  background-color: var(--accent-color);
  color: var(--white);
}

.newsletter-form .btn:hover {
  background-color: var(--secondary-color);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.turkel-logo img {
  height: 50px;
  width: auto;
  margin-bottom: 1rem;
  opacity: 0.9;
  transition: opacity var(--transition-fast);
}

.turkel-logo:hover img {
  opacity: 1;
}

.footer-bottom p {
  margin-bottom: 0;
  font-size: 0.875rem;
}

.footer-bottom-links {
  display: flex;
  gap: 1.5rem;
}

.footer-bottom-links a {
  color: #e0e0e0;
  font-size: 0.875rem;
}

.footer-bottom-links a:hover {
  color: var(--white);
}

/* Cooling animations and effects (preserved from previous CSS) */
.temperature-animated {
  background: linear-gradient(135deg, #e3f2fd, #bbdefb, #90caf9);
  background-size: 200% 200%;
  animation: temperatureShift 8s ease infinite;
}

@keyframes temperatureShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.cooling-spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(24, 144, 255, 0.1);
  border-radius: 50%;
  border-top-color: #1890ff;
  animation: cooling-spin 1s linear infinite, cooling-pulse 2s ease-in-out infinite;
}

@keyframes cooling-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes cooling-pulse {
  0% { box-shadow: 0 0 0 0 rgba(24, 144, 255, 0.4); }
  70% { box-shadow: 0 0 0 10px rgba(24, 144, 255, 0); }
  100% { box-shadow: 0 0 0 0 rgba(24, 144, 255, 0); }
}

.frost-text {
  color: #0070e0;
  text-shadow: 0 0 2px rgba(255, 255, 255, 0.5), 0 0 10px rgba(0, 112, 224, 0.3);
}

/* Media Queries */
@media (max-width: 992px) {
  h1 {
    font-size: 3rem;
  }
  
  h2 {
    font-size: 2.25rem;
  }
  
  .hero-section .container {
    flex-direction: column;
  }
  
  .hero-content, 
  .hero-image {
    width: 100%;
    padding-right: 0;
  }
  
  .hero-content {
    text-align: center;
    margin-bottom: 3rem;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .about-content {
    flex-direction: column-reverse;
    gap: 3rem;
  }
  
  .contact-content {
    flex-direction: column;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  .section-padding {
    padding: 4rem 0;
  }
  
  .about-content {
    flex-direction: column-reverse;
    gap: 2rem;
  }
  
  .about-stats {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .about-image-overlay {
    padding: 1.5rem 1rem 1rem;
  }
  
  .overlay-content h3 {
    font-size: 1.25rem;
  }
  
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .products-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .product-image {
    height: 250px;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .nav-links {
    position: fixed;
    top: 100px;
    left: 0;
    width: 100%;
    height: 0;
    flex-direction: column;
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: height var(--transition-medium);
    align-items: center;
    padding: 0;
    gap: 0;
    z-index: 99;
  }
  
  .nav-links.active {
    height: calc(100vh - 100px);
    padding: 2rem 0;
  }
  
  .nav-links li {
    opacity: 0;
    transform: translateY(20px);
  }
  
  .footer-bottom-content {
    flex-direction: column;
    text-align: center;
    gap: 1.5rem;
  }
  
  .footer-logo img {
    height: 45px;
    margin-bottom: 1rem;
  }
  
  .turkel-logo img {
    height: 40px;
    margin-bottom: 0.75rem;
  }
  
  .nav-links li {
    transition: opacity var(--transition-medium), transform var(--transition-medium);
    margin: 1rem 0;
  }
  
  .nav-links.active li {
    opacity: 1;
    transform: translateY(0);
  }
  
  .mobile-menu-toggle[aria-expanded="true"] .hamburger {
    background-color: transparent;
  }
  
  .mobile-menu-toggle[aria-expanded="true"] .hamburger::before {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .mobile-menu-toggle[aria-expanded="true"] .hamburger::after {
    transform: rotate(-45deg) translate(7px, -7px);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 1rem;
  }
  
  .footer-bottom-links {
    justify-content: center;
  }
}

@media (max-width: 576px) {
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: 1rem;
  }
  
  .hero-buttons .btn {
    width: 100%;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .products-grid,
  .products-grid-3 {
    grid-template-columns: 1fr;
  }
  
  .newsletter-form {
    flex-direction: column;
  }
  
  .newsletter-form input {
    border-radius: 4px;
    margin-bottom: 0.5rem;
  }
  
  .newsletter-form .btn {
    border-radius: 4px;
    width: 100%;
  }
}

/* Center alignment utility */
.text-center {
    text-align: center;
}

/* Product Modal Styles */
.product-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    background-color: rgba(0, 0, 0, 0.8);
}

.product-modal.show {
    display: block;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    max-width: 95%;
    max-height: 95%;
    overflow-y: auto;
    width: 1200px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h2 {
    margin: 0;
    color: var(--primary-color);
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--text-light);
    padding: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background-color: var(--background-light);
    color: var(--text-color);
}

.modal-body {
    padding: 2rem;
}

.modal-top {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.modal-image img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

.product-description h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.modal-specifications {
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
}

.specs-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    font-size: 0.9rem;
}

.specs-table td {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    vertical-align: top;
}

.specs-table td:first-child {
    font-weight: 600;
    color: var(--primary-color);
    width: 25%;
    background-color: var(--background-light);
}

.specs-table th {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 1rem 0.75rem;
    text-align: center;
    font-weight: 600;
    border: 1px solid var(--border-color);
}

.specs-table td:not(:first-child) {
    text-align: center;
    border-left: 1px solid var(--border-color);
    border-right: 1px solid var(--border-color);
}

/* Responsive table */
@media (max-width: 768px) {
    .specs-table {
        font-size: 0.8rem;
    }
    
    .specs-table td,
    .specs-table th {
        padding: 0.5rem 0.25rem;
    }
    
    .specs-table td:first-child {
        width: 30%;
    }
}

/* Responsive modal */
@media (max-width: 1200px) {
    .modal-content {
        width: 95%;
        max-width: 95%;
    }
}

@media (max-width: 768px) {
    .modal-content {
        width: 98%;
        max-height: 98%;
        margin: 1rem;
    }
    
    .modal-top {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .modal-header,
    .modal-body {
        padding: 1rem;
    }
}

/* Partnership Section Styles - Features Section Style */
.partnership-section {
    background-color: var(--white);
}

.partnership-content {
    max-width: 1200px;
    margin: 0 auto;
}

.partnership-info {
    text-align: center;
    margin-bottom: 3rem;
}

.partnership-info h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.75rem;
}

.partnership-info > p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.partnership-benefits {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.benefit-item {
    background-color: var(--background-light);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    transition: box-shadow var(--transition-medium);
    transform: translateY(0);
}

.benefit-item:hover {
    box-shadow: var(--shadow-md);
}

.benefit-item h4 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.benefit-item p {
    color: var(--text-light);
    line-height: 1.6;
    margin: 0;
    font-size: 1rem;
}

.partnership-cta {
    background-color: var(--primary-color);
    padding: 2.5rem;
    border-radius: 8px;
    text-align: center;
}

.partnership-cta p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--white);
    font-weight: 500;
}

.partner-contact {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    max-width: 600px;
    margin: 0 auto;
    justify-content: center;
    align-items: center;
}

.contact-method {
    background: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: 6px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: background-color 0.3s ease;
}

.contact-method:hover {
    background: rgba(255, 255, 255, 0.2);
}

.contact-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    display: block;
}

.contact-method span:last-child {
    font-weight: 500;
    color: var(--white);
    font-size: 1rem;
    display: inline;
    white-space: nowrap;
}

.contact-method a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
}

.contact-method a:hover {
    text-decoration: underline;
}

/* Responsive partnership */
@media (max-width: 768px) {
    .partnership-benefits {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .partner-contact {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .partnership-cta {
        padding: 2rem 1.5rem;
    }
    
    .benefit-item {
        padding: 1.5rem;
    }
}

@media (max-width: 576px) {
    .partnership-benefits {
        grid-template-columns: 1fr;
    }
    
    .partnership-info h3 {
        font-size: 1.5rem;
    }
    
    .partnership-info > p {
        font-size: 1rem;
    }
    
    .partnership-cta p {
        font-size: 1.1rem;
    }
}

/* Türkel Partnership Footer Styles */
.turkel-partnership {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.turkel-partnership h4 {
    color: var(--primary-color);
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.turkel-partnership p {
    font-size: 0.9rem;
    color: var(--text-light);
    margin: 0;
}

.turkel-contact p {
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.turkel-contact a {
    color: var(--accent-color);
    text-decoration: none;
}

.turkel-contact a:hover {
    text-decoration: underline;
}

/* Responsive footer adjustments */
@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .turkel-partnership {
        margin-top: 1rem;
        padding-top: 1rem;
    }
} 

/* WhatsApp Sabit İkon */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 1000;
  background-color: #25d366;
  border-radius: 50%;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
  transition: all var(--transition-fast);
  animation: whatsapp-pulse 2s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

.whatsapp-float a {
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.whatsapp-float svg {
  width: 32px;
  height: 32px;
}

@keyframes whatsapp-pulse {
  0% {
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
  }
  50% {
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.8);
  }
  100% {
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
  }
}

/* Responsive WhatsApp İkon */
@media (max-width: 768px) {
  .whatsapp-float {
    bottom: 20px;
    right: 20px;
    width: 55px;
    height: 55px;
  }
  
  .whatsapp-float svg {
    width: 28px;
    height: 28px;
  }
}