/* Dynamic Corporate Theme - Doğuş Arıtma ve Medikal */

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@300;400;500;600;700&family=Montserrat:wght@300;400;500;600;700;800&display=swap');

/* CSS Variables */
:root {
  /* Modern Corporate Colors */
  --primary-color: #0f4c75;
  --secondary-color: #3282b8;
  --accent-color: #00c9ff;
  --success-color: #10b981;
  --danger-color: #ef4444;
  --warning-color: #f59e0b;
  --info-color: #06b6d4;
  
  /* Neutral Colors */
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  
  /* Gradient Colors */
  --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  --gradient-accent: linear-gradient(135deg, var(--accent-color), var(--secondary-color));
  --gradient-hero: linear-gradient(135deg, #0f4c75 0%, #3282b8 50%, #00c9ff 100%);
  --gradient-card: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);
  
  /* Typography */
  --font-primary: 'Roboto', sans-serif;
  --font-heading: 'Montserrat', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-3xl: 2rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-glow: 0 0 20px rgba(0, 201, 255, 0.3);
  
  /* Transitions */
  --transition-fast: all 0.2s ease;
  --transition-base: all 0.3s ease;
  --transition-slow: all 0.5s ease;
  --transition-slower: all 0.7s ease;
  
  /* Animation Durations */
  --animation-fast: 0.3s;
  --animation-base: 0.5s;
  --animation-slow: 0.8s;
  --animation-slower: 1.2s;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--gray-800);
  background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 50%, var(--gray-100) 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Utility Classes */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

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

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

.hidden { display: none; }
.opacity-0 { opacity: 0; }
.opacity-50 { opacity: 0.5; }
.opacity-100 { opacity: 1; }

/* Advanced Animation Classes */
.animate-fadeIn {
  animation: fadeIn var(--animation-base) ease-out forwards;
}

.animate-slideUp {
  animation: slideUp var(--animation-base) ease-out forwards;
}

.animate-slideDown {
  animation: slideDown var(--animation-base) ease-out forwards;
}

.animate-slideLeft {
  animation: slideLeft var(--animation-base) ease-out forwards;
}

.animate-slideRight {
  animation: slideRight var(--animation-base) ease-out forwards;
}

.animate-scaleIn {
  animation: scaleIn var(--animation-base) ease-out forwards;
}

.animate-bounce {
  animation: bounce var(--animation-slower) ease-in-out infinite;
}

.animate-pulse {
  animation: pulse var(--animation-slower) ease-in-out infinite;
}

.animate-rotate {
  animation: rotate var(--animation-slower) linear infinite;
}

.animate-glow {
  animation: glow var(--animation-slower) ease-in-out infinite alternate;
}

.animate-float {
  animation: float 3s ease-in-out infinite;
}

/* Keyframes */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from { 
    opacity: 0;
    transform: translateY(50px);
  }
  to { 
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideDown {
  from { 
    opacity: 0;
    transform: translateY(-50px);
  }
  to { 
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideLeft {
  from { 
    opacity: 0;
    transform: translateX(50px);
  }
  to { 
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideRight {
  from { 
    opacity: 0;
    transform: translateX(-50px);
  }
  to { 
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from { 
    opacity: 0;
    transform: scale(0.8);
  }
  to { 
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes bounce {
  0%, 20%, 53%, 80%, 100% {
    transform: translateY(0);
  }
  40%, 43% {
    transform: translateY(-10px);
  }
  70% {
    transform: translateY(-5px);
  }
  90% {
    transform: translateY(-2px);
  }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

@keyframes glow {
  from { box-shadow: 0 0 10px rgba(0, 201, 255, 0.3); }
  to { box-shadow: 0 0 30px rgba(0, 201, 255, 0.6); }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

/* Header */
.header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(50, 130, 184, 0.1);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--spacing-md) 0;
  transition: var(--transition-base);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-lg);
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--accent-color);
}

.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  animation: slideDown var(--animation-base) ease-out;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.75rem;
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition-base);
  position: relative;
}

.logo::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--gradient-accent);
  transition: var(--transition-base);
}

.logo:hover::after {
  width: 100%;
}

.logo:hover {
  transform: scale(1.1);
  color: var(--accent-color);
}

.logo img {
  height: 55px;
  width: auto;
  transition: var(--transition-base);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.nav-links {
  display: flex;
  gap: var(--spacing-lg);
  align-items: center;
  flex-wrap: wrap;
}

.nav-link {
  position: relative;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-xl);
  text-decoration: none;
  color: var(--gray-700);
  font-weight: 500;
  background: var(--white);
  border: 2px solid transparent;
  transition: var(--transition-base);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.nav-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-accent);
  transition: var(--transition-base);
  z-index: -1;
}

.nav-link:hover::before {
  left: 0;
}

.nav-link:hover {
  color: var(--white);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.nav-link.active {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: var(--shadow-glow);
}

.contact-btn {
  background: var(--gradient-accent);
  color: var(--white);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-xl);
  text-decoration: none;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.contact-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transition: var(--transition-base);
}

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

.contact-btn:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: var(--shadow-glow);
}

/* Hamburger Menu */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 25px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 10;
}

.hamburger:focus {
  outline: none;
}

.hamburger-line {
  width: 30px;
  height: 3px;
  background: var(--primary-color);
  border-radius: 5px;
  transition: all 0.3s linear;
  position: relative;
  transform-origin: 1px;
}

.hamburger.open .hamburger-line:nth-child(1) {
  transform: rotate(45deg);
}

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

.hamburger.open .hamburger-line:nth-child(3) {
  transform: rotate(-45deg);
}

/* Main Content */
.main-content {
  padding-top: 100px;
  min-height: 100vh;
}

/* Hero Section */
.hero {
  background: var(--gradient-hero);
  color: var(--white);
  padding: var(--spacing-3xl) 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 40% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
  animation: float 6s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100px;
  background: linear-gradient(to top, rgba(255, 255, 255, 0.1), transparent);
}

.hero-content {
  position: relative;
  z-index: 1;
  animation: slideUp var(--animation-slow) ease-out;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: var(--spacing-lg);
  background: linear-gradient(135deg, var(--white) 0%, var(--accent-color) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: glow var(--animation-slower) ease-in-out infinite alternate;
}

.hero-subtitle {
  font-size: 1.375rem;
  margin-bottom: var(--spacing-xl);
  opacity: 0.95;
  max-width: 650px;
  margin-left: auto;
  margin-right: auto;
  animation: slideUp var(--animation-slow) ease-out 0.3s both;
}

.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-md);
  background: var(--white);
  color: var(--primary-color);
  padding: var(--spacing-lg) var(--spacing-2xl);
  border-radius: var(--radius-3xl);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.125rem;
  transition: var(--transition-base);
  border: 3px solid transparent;
  box-shadow: var(--shadow-xl);
  position: relative;
  overflow: hidden;
  animation: scaleIn var(--animation-slow) ease-out 0.6s both;
}

.hero-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-accent);
  transition: var(--transition-base);
  z-index: -1;
}

.hero-cta:hover::before {
  left: 0;
}

.hero-cta:hover {
  color: var(--white);
  transform: translateY(-5px) scale(1.05);
  box-shadow: var(--shadow-glow);
}

.hero-cta svg {
  transition: var(--transition-base);
}

.hero-cta:hover svg {
  transform: translateX(5px);
}

/* Section Styles */
.section {
  padding: var(--spacing-3xl) 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
  animation: slideUp var(--animation-base) ease-out;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.75rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--spacing-lg);
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--gradient-accent);
  border-radius: 2px;
  animation: slideRight var(--animation-base) ease-out 0.5s both;
}

.section-description {
  font-size: 1.25rem;
  color: var(--gray-600);
  max-width: 850px;
  margin: 0 auto;
  line-height: 1.8;
  animation: slideUp var(--animation-base) ease-out 0.3s both;
}

/* Feature Cards */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-3xl);
}

.feature-card {
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-2xl);
  text-align: center;
  border: 1px solid var(--gray-200);
  transition: var(--transition-base);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
  animation: scaleIn var(--animation-base) ease-out;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: var(--gradient-accent);
  transform: scaleX(0);
  transition: var(--transition-base);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

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

.feature-icon {
  font-size: 3.5rem;
  margin-bottom: var(--spacing-lg);
  animation: bounce var(--animation-slower) ease-in-out infinite;
}

.feature-card h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
  font-weight: 600;
}

.feature-card p {
  color: var(--gray-600);
  line-height: 1.6;
}

/* Product Cards */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
  gap: var(--spacing-2xl);
  margin-top: var(--spacing-3xl);
}

.product-card {
  background: var(--white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--gray-200);
  overflow: hidden;
  transition: var(--transition-base);
  position: relative;
  box-shadow: var(--shadow-lg);
  animation: slideUp var(--animation-base) ease-out;
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: var(--gradient-accent);
  transform: scaleX(0);
  transition: var(--transition-base);
}

.product-card:hover::before {
  transform: scaleX(1);
}

.product-card:hover {
  transform: translateY(-15px);
  box-shadow: var(--shadow-glow);
}

.product-image-container {
  position: relative;
  padding: var(--spacing-2xl);
  background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
  text-align: center;
}

.product-image {
  width: 100%;
  max-width: 220px;
  height: auto;
  border-radius: var(--radius-lg);
  transition: var(--transition-base);
  filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.1));
}

.product-card:hover .product-image {
  transform: scale(1.1) rotate(2deg);
}

.product-meta {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background: rgba(255, 255, 255, 0.95);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-xl);
  font-size: 0.875rem;
  color: var(--gray-600);
  font-weight: 500;
  box-shadow: var(--shadow-sm);
  animation: slideLeft var(--animation-base) ease-out 0.5s both;
}

.color-indicator {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--white);
  box-shadow: var(--shadow-sm);
}

.color-blue { background: linear-gradient(135deg, #3b82f6, #1d4ed8); }
.color-red { background: linear-gradient(135deg, #ef4444, #dc2626); }

.product-content {
  padding: var(--spacing-2xl);
}

.product-title {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--spacing-lg);
  transition: var(--transition-base);
}

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

.product-description {
  color: var(--gray-600);
  margin-bottom: var(--spacing-lg);
  line-height: 1.7;
  font-size: 1.05rem;
}

.product-specs {
  background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
  padding: var(--spacing-lg);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-lg);
  font-size: 0.925rem;
  color: var(--gray-700);
  border: 1px solid var(--gray-200);
}

.product-specs div {
  margin-bottom: var(--spacing-sm);
  padding: var(--spacing-xs) 0;
  border-bottom: 1px solid var(--gray-200);
  transition: var(--transition-fast);
}

.product-specs div:last-child {
  margin-bottom: 0;
  border-bottom: none;
}

.product-specs div:hover {
  background: var(--white);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm);
  margin: var(--spacing-xs) 0;
}

.product-price {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-accent);
  color: var(--white);
  padding: var(--spacing-lg) var(--spacing-xl);
  border-radius: var(--radius-xl);
  font-weight: 700;
  font-size: 1.375rem;
  margin-bottom: var(--spacing-md);
  transition: var(--transition-base);
  box-shadow: var(--shadow-md);
}

.product-card:hover .product-price {
  transform: scale(1.05);
  box-shadow: var(--shadow-glow);
}

.price-note {
  font-size: 0.875rem;
  color: var(--gray-500);
  text-align: center;
  font-style: italic;
  animation: pulse var(--animation-slower) ease-in-out infinite;
}

.no-products {
  text-align: center;
  color: var(--gray-500);
  font-size: 1.125rem;
  padding: var(--spacing-3xl);
  background: var(--white);
  border-radius: var(--radius-xl);
  border: 2px dashed var(--gray-300);
  animation: pulse var(--animation-slower) ease-in-out infinite;
}

/* Footer */
.footer {
  background: var(--gradient-primary);
  color: var(--white);
  padding: var(--spacing-3xl) 0;
  text-align: center;
  margin-top: var(--spacing-3xl);
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 30% 40%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
  animation: float 8s ease-in-out infinite;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-xl);
  position: relative;
  z-index: 1;
}

.footer-section {
  animation: slideUp var(--animation-base) ease-out;
}

.footer-section h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: var(--spacing-lg);
  color: var(--white);
  font-weight: 600;
}

.footer-section p {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.7;
  font-size: 1.05rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: var(--transition-base);
  padding: var(--spacing-xs);
  border-radius: var(--radius-md);
}

.footer-links a:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.1);
  transform: translateX(5px);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-contact p {
  color: rgba(255, 255, 255, 0.8);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  transition: var(--transition-base);
}

.footer-contact p:hover {
  color: var(--white);
  transform: translateX(5px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: var(--spacing-lg);
  color: rgba(255, 255, 255, 0.8);
  position: relative;
  z-index: 1;
}

/* Loading Spinner */
.loading {
  display: inline-block;
  width: 24px;
  height: 24px;
  border: 3px solid var(--gray-300);
  border-radius: 50%;
  border-top-color: var(--accent-color);
  animation: rotate 1s linear infinite;
}

/* Scroll to Top Button */
.scroll-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-accent);
  color: var(--white);
  border: none;
  font-size: 24px;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
  z-index: 1000;
  box-shadow: var(--shadow-xl);
}

.scroll-to-top:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-glow);
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-lg);
  }
  
  .hero-title {
    font-size: 2.75rem;
  }
  
  .section-title {
    font-size: 2.25rem;
  }
  
  .products-grid {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  }
}

@media (max-width: 768px) {
  :root {
    --spacing-3xl: 2.5rem;
  }
  
  .navbar {
    flex-wrap: nowrap;
    justify-content: space-between;
  }
  
  .nav-links {
    display: none;
    flex-direction: column;
    gap: var(--spacing-md);
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    border-top: 1px solid var(--accent-color);
    animation: slideDown var(--animation-fast) ease-out;
  }

  .nav-links.active {
    display: flex;
  }
  
  .hamburger {
    display: flex;
  }
  
  .hero-title {
    font-size: 2.25rem;
  }
  
  .hero-subtitle {
    font-size: 1.125rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .products-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-md);
  }
  
  .hero-title {
    font-size: 1.875rem;
  }
  
  .section-title {
    font-size: 1.75rem;
  }
  
  .product-image-container {
    padding: var(--spacing-lg);
  }
  
  .product-content {
    padding: var(--spacing-lg);
  }
  
  .hero-cta {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
  }
}

/* Performance optimizations */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Contact Section Styles */
.contact-info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-3xl);
}

.contact-card {
  background: var(--white);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--gray-200);
  overflow: hidden;
  transition: var(--transition-base);
  position: relative;
  box-shadow: var(--shadow-lg);
  animation: slideUp var(--animation-base) ease-out;
}

.contact-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-accent);
  transform: scaleX(0);
  transition: var(--transition-base);
}

.contact-card:hover::before {
  transform: scaleX(1);
}

.contact-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-glow);
}

.contact-card-header {
  padding: var(--spacing-xl);
  background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
  border-bottom: 1px solid var(--gray-200);
  text-align: center;
}

.contact-card-header .contact-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background: var(--gradient-accent);
  color: var(--white);
  border-radius: var(--radius-xl);
  margin-bottom: var(--spacing-md);
  transition: var(--transition-base);
  box-shadow: var(--shadow-md);
}

.contact-card:hover .contact-card-header .contact-icon {
  transform: scale(1.1) rotate(5deg);
  box-shadow: var(--shadow-glow);
}

.contact-card-header h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--primary-color);
  margin: 0;
}

.contact-card-content {
  padding: var(--spacing-xl);
  text-align: center;
}

.contact-card-content p {
  color: var(--gray-700);
  font-size: 1.1rem;
  line-height: 1.6;
  margin-bottom: var(--spacing-sm);
}

.contact-card-content p:last-child {
  margin-bottom: 0;
}

.contact-note {
  color: var(--gray-500);
  font-size: 0.9rem;
  font-style: italic;
}

.work-hours {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.work-day {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--gray-50);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
}

.work-day:hover {
  background: var(--gray-100);
  transform: translateX(5px);
}

.work-day span:first-child {
  color: var(--gray-700);
  font-weight: 500;
}

.work-day span:last-child {
  color: var(--primary-color);
  font-weight: 600;
}

.contact-card-action {
  padding: var(--spacing-lg) var(--spacing-xl);
  background: var(--gray-50);
  border-top: 1px solid var(--gray-200);
  text-align: center;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--accent-color);
  text-decoration: none;
  font-weight: 600;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
  border: 2px solid transparent;
}

.contact-link:hover {
  color: var(--white);
  background: var(--accent-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.contact-link svg {
  transition: var(--transition-base);
}

.contact-link:hover svg {
  transform: scale(1.1);
}

.contact-cta {
  margin-top: var(--spacing-3xl);
  padding: var(--spacing-3xl);
  background: var(--gradient-primary);
  border-radius: var(--radius-2xl);
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
  animation: slideUp var(--animation-base) ease-out;
}

.contact-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 30% 40%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
  animation: float 6s ease-in-out infinite;
}

.contact-cta-content {
  position: relative;
  z-index: 1;
}

.contact-cta-content h3 {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  color: var(--white);
}

.contact-cta-content p {
  font-size: 1.2rem;
  margin-bottom: var(--spacing-xl);
  opacity: 0.9;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.contact-cta-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  flex-wrap: wrap;
}

.btn {
  padding: var(--spacing-md) var(--spacing-xl);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition-base);
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  text-decoration: none;
  font-size: 1rem;
  position: relative;
  overflow: hidden;
}

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

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-accent);
  transition: var(--transition-base);
  z-index: -1;
}

.btn-primary:hover::before {
  left: 0;
}

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

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
  box-shadow: var(--shadow-lg);
}

.btn-secondary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--white);
  transition: var(--transition-base);
  z-index: -1;
}

.btn-secondary:hover::before {
  left: 0;
}

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

.btn svg {
  transition: var(--transition-base);
}

.btn:hover svg {
  transform: scale(1.1);
}

/* High contrast mode */
@media (prefers-contrast: high) {
  :root {
    --primary-color: #000000;
    --secondary-color: #333333;
    --accent-color: #0066cc;
    --gray-600: #333333;
    --gray-700: #000000;
  }
}

/* Contact Section Responsive */
@media (max-width: 768px) {
  .contact-info-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .contact-cta {
    padding: var(--spacing-xl);
  }
  
  .contact-cta-content h3 {
    font-size: 1.75rem;
  }
  
  .contact-cta-content p {
    font-size: 1.1rem;
  }
  
  .contact-cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .contact-card-header,
  .contact-card-content,
  .contact-card-action {
    padding: var(--spacing-lg);
  }
  
  .contact-cta-content h3 {
    font-size: 1.5rem;
  }
  
  .work-day {
    flex-direction: column;
    gap: var(--spacing-xs);
    text-align: center;
  }
}