/* ============================================
   CSS Variables & Base Styles
   ============================================ */
:root {
  /* Colors - Netvar Logo Colors */
  --primary-color: #1B75BC;
  --primary-dark: #155a94;
  --primary-light: #2589d4;
  --secondary-color: #52C6D8;
  --accent-color: #52C6D8;
  
  --dark-bg: #0f172a;
  --dark-card: #1e293b;
  --dark-text: #cbd5e1;
  
  --light-bg: #ffffff;
  --light-card: #f8fafc;
  --light-text: #334155;
  
  --gradient-primary: linear-gradient(135deg, #1B75BC 0%, #52C6D8 100%);
  --gradient-secondary: linear-gradient(135deg, #52C6D8 0%, #1B75BC 100%);
  --gradient-accent: linear-gradient(135deg, #2589d4 0%, #52C6D8 100%);
  --gradient-warm: linear-gradient(135deg, #1B75BC 0%, #52C6D8 50%, #2589d4 100%);
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  
  /* Typography */
  --font-primary: 'Montserrat', sans-serif;
  --font-heading: 'Montserrat', sans-serif;
  
  /* 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);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Border Radius - Windows 11 Style */
  --radius-sm: 0.2rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
}

/* ============================================
   Reset & Base
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: var(--font-primary);
  color: var(--dark-text);
  background-color: var(--dark-bg);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

/* ============================================
   Preloader
   ============================================ */
.preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--dark-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

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

.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
  transition: var(--transition-base);
  border-bottom: 1px solid rgba(82, 198, 216, 0.1);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo img {
  height: 50px;
  transition: var(--transition-base);
}

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

.nav-list {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--dark-text);
  position: relative;
  padding: 0.5rem 0;
  transition: var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: var(--transition-base);
}

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

.nav-link:hover,
.nav-link.active {
  color: var(--secondary-color);
}

.btn-contact {
  background: var(--gradient-primary);
  color: white;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
}

.btn-contact::after {
  display: none;
}

.btn-contact:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Hamburger Menu */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
  z-index: 1001;
}

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

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

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

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
}

.gradient-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
  opacity: 0.05;
}

.animated-shapes {
  position: absolute;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.3;
  animation: float 20s infinite ease-in-out;
}

.shape-1 {
  width: 400px;
  height: 400px;
  background: var(--gradient-primary);
  top: -200px;
  right: -200px;
  animation-delay: 0s;
}

.shape-2 {
  width: 300px;
  height: 300px;
  background: var(--gradient-accent);
  bottom: -150px;
  left: -150px;
  animation-delay: 5s;
}

.shape-3 {
  width: 250px;
  height: 250px;
  background: var(--gradient-warm);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation-delay: 10s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(30px, -30px) scale(1.1); }
  50% { transform: translate(-20px, 20px) scale(0.9); }
  75% { transform: translate(20px, 30px) scale(1.05); }
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  width: 100%;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  color: white;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--dark-text);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  transition: var(--transition-base);
}

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

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

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

.btn-outline:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-3px);
}

/* Hero Image */
.hero-image {
  position: relative;
}

.image-wrapper {
  position: relative;
  animation: heroFloat 6s ease-in-out infinite;
}

@keyframes heroFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

.image-wrapper img {
  width: 100%;
  max-width: 500px;
  margin: 0 auto;
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.1));
}

.floating-card {
  position: absolute;
  background: var(--dark-card);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: cardFloat 3s ease-in-out infinite;
  border: 1px solid rgba(82, 198, 216, 0.2);
}

.floating-card i {
  font-size: 1.5rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.floating-card span {
  font-weight: 600;
  color: white;
}

.card-1 {
  top: 10%;
  left: -10%;
  animation-delay: 0s;
}

.card-2 {
  top: 50%;
  right: -15%;
  animation-delay: 1s;
}

.card-3 {
  bottom: 10%;
  left: 10%;
  animation-delay: 2s;
}

@keyframes cardFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 4rem;
  padding: 2rem;
  background: var(--dark-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(82, 198, 216, 0.1);
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.stat-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: white;
  margin-bottom: 0.25rem;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--dark-text);
}

/* ============================================
   Section Styles
   ============================================ */
section {
  padding: var(--spacing-xl) 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-tag {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--gradient-primary);
  color: white;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: white;
  margin-bottom: 1rem;
}

.section-description {
  font-size: 1.1rem;
  color: var(--dark-text);
  line-height: 1.8;
}

/* ============================================
   About Section
   ============================================ */
.about {
  background: rgba(30, 41, 59, 0.3);
}

.about-content {
  display: grid;
  grid-template-columns: 400px 1fr;
  gap: 4rem;
  align-items: start;
}

/* Timeline Styles */
.about-timeline {
  position: relative;
  padding-left: 2rem;
}

.about-timeline::before {
  content: '';
  position: absolute;
  left: 20px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  margin-bottom: 2.5rem;
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-icon {
  position: absolute;
  left: -2rem;
  width: 44px;
  height: 44px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 4px var(--bg-primary), 0 4px 12px rgba(27, 117, 188, 0.3);
  z-index: 1;
}

.timeline-icon i {
  font-size: 1.2rem;
  color: white;
}

.timeline-content {
  padding-left: 2.5rem;
  background: var(--dark-card);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  border-left: 3px solid var(--secondary-color);
  transition: var(--transition-base);
}

.timeline-content:hover {
  transform: translateX(5px);
  box-shadow: 0 5px 20px rgba(27, 117, 188, 0.15);
}

.timeline-content h4 {
  color: var(--primary-color);
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  font-weight: 700;
}

.timeline-content p {
  color: var(--dark-text);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

/* About Text Container */
.about-text {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.about-image .image-container {
  display: none; /* Remove old image container styling */
}

.about-image img {
  display: none;
}

.image-decoration {
  display: none;
}

.about-card {
  background: var(--dark-card);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(82, 198, 216, 0.1);
}

.about-card:last-of-type {
  margin-bottom: 2rem;
}

.about-card h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: white;
  margin-bottom: 1rem;
}

.about-card p {
  line-height: 1.8;
  color: var(--dark-text);
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.feature-item {
  display: flex;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--dark-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  border: 1px solid rgba(82, 198, 216, 0.1);
}

.feature-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(82, 198, 216, 0.3);
}

.feature-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-sm);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.feature-content h4 {
  font-weight: 600;
  color: white;
  margin-bottom: 0.25rem;
}

.feature-content p {
  font-size: 0.9rem;
  color: var(--dark-text);
}

/* ============================================
   Products Section
   ============================================ */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.product-card {
  position: relative;
  background: var(--dark-card);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  overflow: hidden;
  border: 1px solid rgba(82, 198, 216, 0.1);
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: var(--transition-base);
}

.product-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(82, 198, 216, 0.3);
}

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

.product-icon {
  width: 70px;
  height: 70px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

.product-card h3 {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: white;
  margin-bottom: 1rem;
  line-height: 1.4;
}

.product-card p {
  color: var(--dark-text);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.product-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: rgba(27, 117, 188, 0.2);
  color: var(--secondary-color);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
}

/* ============================================
   Services Section
   ============================================ */
.services {
  background: rgba(30, 41, 59, 0.3);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.service-card {
  background: var(--dark-card);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  border: 1px solid rgba(82, 198, 216, 0.1);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(82, 198, 216, 0.3);
}

.service-header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.service-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 600;
  color: white;
}

.service-card > p {
  color: var(--dark-text);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.service-features {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.service-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--dark-text);
}

.service-features i {
  color: var(--primary-color);
  font-size: 0.875rem;
}

/* ============================================
   KVKK Section
   ============================================ */
.kvkk-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.kvkk-card {
  background: var(--dark-card);
  padding: 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  border: 1px solid rgba(82, 198, 216, 0.1);
}

.kvkk-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(82, 198, 216, 0.3);
}

.kvkk-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: rgba(27, 117, 188, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--secondary-color);
  font-size: 1.5rem;
}

.kvkk-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: white;
  line-height: 1.5;
}

.kvkk-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary-color);
  font-weight: 600;
  font-size: 0.95rem;
  margin-top: auto;
}

.kvkk-link i {
  transition: var(--transition-fast);
}

.kvkk-card:hover .kvkk-link i {
  transform: translateX(5px);
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
  background: rgba(30, 41, 59, 0.3);
}

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

.contact-card {
  background: var(--dark-card);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  gap: 2rem;
  border: 1px solid rgba(82, 198, 216, 0.1);
}

.contact-item {
  display: flex;
  gap: 1.5rem;
}

.contact-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-details h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  color: white;
  margin-bottom: 0.5rem;
}

.contact-details p,
.contact-details a {
  color: var(--dark-text);
  line-height: 1.7;
  display: block;
}

.contact-details a:hover {
  color: var(--secondary-color);
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 0.5rem;
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1rem;
  transition: var(--transition-base);
  text-align: center;
}

.social-link i {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

.social-link:hover {
  transform: translateY(-3px) scale(1.1);
  box-shadow: var(--shadow-md);
}

.map-container {
  height: 100%;
  min-height: 500px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

/* ============================================
   Footer
   ============================================ */
.footer {
  background: var(--dark-bg);
  color: var(--dark-text);
  padding: var(--spacing-lg) 0 var(--spacing-md);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-logo {
  height: 50px;
  margin-bottom: 1rem;
}

.footer-description {
  color: var(--dark-text);
  line-height: 1.8;
}

.footer-col h4 {
  color: white;
  font-family: var(--font-heading);
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.footer-links,
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a,
.footer-contact a {
  color: var(--dark-text);
  transition: var(--transition-fast);
}

.footer-links a:hover,
.footer-contact a:hover {
  color: white;
  padding-left: 5px;
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-contact i {
  color: var(--primary-light);
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: var(--transition-base);
}

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

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: var(--dark-text);
}

/* ============================================
   Back to Top
   ============================================ */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

/* ============================================
   Cookie Alert
   ============================================ */
.cookie-alert {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--dark-card);
  box-shadow: var(--shadow-2xl);
  padding: 1.5rem;
  transform: translateY(100%);
  transition: var(--transition-slow);
  z-index: 1000;
  border-top: 1px solid rgba(82, 198, 216, 0.2);
}

.cookie-alert.show {
  transform: translateY(0);
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.cookie-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2rem;
  flex-shrink: 0;
}

.cookie-text {
  flex: 1;
}

.cookie-text p {
  color: var(--dark-text);
  line-height: 1.7;
}

.cookie-text a {
  color: var(--secondary-color);
  font-weight: 600;
  text-decoration: underline;
}

.cookie-accept {
  padding: 1rem 2rem;
  background: var(--gradient-primary);
  color: white;
  border-radius: var(--radius-md);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition-base);
  white-space: nowrap;
}

.cookie-accept:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
  .hero-content,
  .about-content,
  .contact-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .about-timeline::before {
    left: 15px;
  }
  
  .timeline-icon {
    left: -1.5rem;
    width: 36px;
    height: 36px;
  }
  
  .timeline-icon i {
    font-size: 1rem;
  }
  
  .hero-image {
    order: -1;
  }
  
  .image-wrapper img {
    max-width: 350px;
  }
  
  .floating-card {
    padding: 0.75rem 1rem;
    font-size: 0.85rem;
  }
  
  .floating-card i {
    font-size: 1.2rem;
  }
  
  .card-1 {
    left: 2%;
    top: 8%;
  }
  
  .card-2 {
    right: 0%;
    top: 50%;
  }
  
  .card-3 {
    bottom: 8%;
    left: 5%;
  }
  
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .products-grid,
  .kvkk-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    height: 100vh;
    background: var(--dark-card);
    box-shadow: var(--shadow-2xl);
    padding: 5rem 2rem;
    transition: var(--transition-base);
    border-left: 1px solid rgba(82, 198, 216, 0.2);
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
  }
  
  .hamburger {
    display: flex;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .products-grid,
  .kvkk-grid,
  .stats {
    grid-template-columns: 1fr;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .about-timeline {
    padding-left: 1.5rem;
  }
  
  .timeline-content {
    padding-left: 2rem;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .cookie-content {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .image-wrapper img {
    max-width: 280px;
  }
  
  .floating-card {
    padding: 0.6rem 0.85rem;
    font-size: 0.75rem;
  }
  
  .floating-card i {
    font-size: 1rem;
  }
  
  .card-1 {
    left: -3%;
    top: 12%;
  }
  
  .card-2 {
    right: -5%;
    top: 48%;
  }
  
  .card-3 {
    bottom: 8%;
    left: -3%;
  }
}

/* ============================================
   AOS Animation Overrides
   ============================================ */
[data-aos] {
  pointer-events: auto;
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
  .navbar,
  .back-to-top,
  .cookie-alert,
  .hero-buttons {
    display: none !important;
  }
}