/* CSS Custom Properties */
:root {
  --primary-color: #082c52;
  --secondary-color: #ff6600;
  --accent-color: #00d4ff;
  --text-dark: #1a1a1a;
  --text-light: #666;
  --text-muted: #999;
  --white: #ffffff;
  --light-bg: #f8fafc;
  --border-color: #e2e8f0;
  --shadow-light: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-medium: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-heavy: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, #0a3461 100%);
  --gradient-accent: linear-gradient(135deg, var(--accent-color) 0%, #00b8e6 100%);
  --border-radius: 12px;
  --border-radius-lg: 20px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

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

body {
  font-family: var(--font-family);
  line-height: 1.6;
  color: var(--text-dark);
  background-color: var(--white);
  overflow-x: hidden;
  font-size: 16px;
  font-weight: 400;
}

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

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

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
  transition: var(--transition);
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Loading Screen */
#loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 1;
  transition: opacity 0.5s ease;
}

#loading-screen.fade-out {
  opacity: 0;
  pointer-events: none;
}

.loader {
  text-align: center;
}

.loader-ring {
  width: 60px;
  height: 60px;
  border: 3px solid rgba(255, 255, 255, 0.2);
  border-top: 3px solid var(--white);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 20px;
}

.loader-text {
  color: var(--white);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 2px;
}

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

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(8, 44, 82, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  transition: var(--transition);
}

.header.scrolled {
  background: rgba(8, 44, 82, 0.98);
  box-shadow: var(--shadow-medium);
}

.navbar {
  padding: 1rem 0;
}

.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo img {
  height: 40px;
  width: auto;
}

.logo-text {
  color: var(--white);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 1px;
}

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

.nav-link {
  color: var(--white);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius);
  position: relative;
  transition: var(--transition);
  font-size: 16px;
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent-color);
  background: rgba(255, 255, 255, 0.1);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
}

.nav-toggle span {
  width: 25px;
  height: 3px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

/* Hero Section */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.hero-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(8, 44, 82, 0.85) 0%, rgba(8, 44, 82, 0.7) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--white);
  max-width: 800px;
  margin: 0 auto;
  padding: 0 20px;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.title-line {
  display: block;
  animation: fadeInUp 1s ease 0.5s both;
}

.title-line:nth-child(2) {
  animation-delay: 0.7s;
}

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

.hero-subtitle {
  font-size: 1.25rem;
  font-weight: 400;
  margin-bottom: 2.5rem;
  opacity: 0.95;
  animation: fadeInUp 1s ease 0.9s both;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 1s ease 1.1s both;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: var(--border-radius);
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  font-size: 16px;
}

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

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

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.5);
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: bounce 2s infinite;
}

.scroll-arrow {
  color: var(--white);
  font-size: 1.5rem;
  opacity: 0.7;
}

/* Section Styles */
section {
  padding: 6rem 0;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-tag {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--gradient-accent);
  color: var(--white);
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 1rem;
  line-height: 1.3;
}

.section-description {
  font-size: 1.125rem;
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.8;
}

/* Services Section */
.services {
  background: var(--light-bg);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-light);
  transition: var(--transition);
  position: relative;
}

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

.service-image {
  position: relative;
  height: 250px;
  overflow: hidden;
}

.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.service-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.service-overlay i {
  color: var(--white);
  font-size: 3rem;
}

.service-card:hover .service-overlay {
  opacity: 0.9;
}

.service-card:hover .service-image img {
  transform: scale(1.1);
}

.service-content {
  padding: 2rem;
}

.service-content h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 1rem;
  line-height: 1.4;
}

.service-content p {
  color: var(--text-light);
  margin-bottom: 1.5rem;
  line-height: 1.7;
  font-size: 16px;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary-color);
  font-weight: 600;
  transition: var(--transition);
  font-size: 16px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.service-link:hover {
  color: var(--secondary-color);
  gap: 1rem;
}

/* Blog Section */
.blog {
  background: var(--white);
}

.blog-slider {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
  overflow: hidden;
}

.blog-container {
  display: flex;
  transition: transform 0.5s ease-in-out;
  will-change: transform;
}

.blog-item {
  min-width: 100%;
  flex: 0 0 100%;
  display: flex;
  background: var(--white);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-medium);
  opacity: 1;
  transform: translateX(0);
  transition: opacity 0.3s ease;
}

.blog-image {
  flex: 1;
  position: relative;
  min-height: 300px;
}

.blog-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-category {
  position: absolute;
  top: 1rem;
  left: 1rem;
  background: var(--gradient-accent);
  color: var(--white);
  padding: 0.5rem 1rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
}

.blog-content {
  flex: 1;
  padding: 2rem;
  display: flex;
  flex-direction: column;
}

.blog-meta {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.blog-meta span {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.blog-content h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 1rem;
  line-height: 1.4;
}

.blog-content p {
  color: var(--text-light);
  margin-bottom: 1.5rem;
  flex: 1;
  line-height: 1.7;
  font-size: 16px;
}

.blog-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary-color);
  font-weight: 600;
  transition: var(--transition);
  font-size: 16px;
}

.blog-link:hover {
  color: var(--secondary-color);
  gap: 1rem;
}

.blog-navigation {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
  pointer-events: none;
  z-index: 20;
  padding: 0 10px;
}

.blog-nav-btn {
  width: 50px;
  height: 50px;
  background: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  color: var(--primary-color);
  pointer-events: all;
  transition: var(--transition);
  z-index: 21;
  position: relative;
}

.blog-nav-btn:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(8, 44, 82, 0.3);
}

.blog-nav-btn.prev {
  margin-left: -10px;
}

.blog-nav-btn.next {
  margin-right: -10px;
}

.blog-nav-btn i {
  font-size: 1.2rem;
  font-weight: bold;
}

.blog-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 2rem;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--border-color);
  cursor: pointer;
  transition: var(--transition);
}

.dot.active {
  background: var(--primary-color);
}

/* Footer */
.footer {
  background: var(--gradient-primary);
  color: var(--white);
}

.footer-content {
  padding: 4rem 0 2rem;
}

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

.footer-brand {
  max-width: 350px;
}

.footer-logo h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--white);
}

.footer-logo span {
  font-size: 0.875rem;
  color: var(--accent-color);
  font-weight: 600;
  letter-spacing: 2px;
}

.footer-brand p {
  margin: 1.5rem 0;
  opacity: 0.9;
  line-height: 1.7;
  font-size: 16px;
}

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

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

.social-links a:hover {
  background: var(--accent-color);
  transform: translateY(-2px);
}

.footer-section h4 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  position: relative;
  color: var(--white);
}

.footer-section h4::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 30px;
  height: 3px;
  background: var(--accent-color);
  border-radius: 2px;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-item i {
  font-size: 1.25rem;
  color: var(--accent-color);
  margin-top: 0.25rem;
  flex-shrink: 0;
}

.contact-item div span {
  display: block;
  font-size: 0.875rem;
  opacity: 0.8;
  margin-bottom: 0.25rem;
}

.contact-item div strong {
  font-weight: 600;
  font-size: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  opacity: 0.8;
  transition: var(--transition);
  font-size: 16px;
}

.footer-links a:hover {
  opacity: 1;
  color: var(--accent-color);
  padding-left: 0.5rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 2rem 0;
}

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

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

.footer-bottom-links a {
  opacity: 0.8;
  font-size: 0.875rem;
  transition: var(--transition);
}

.footer-bottom-links a:hover {
  opacity: 1;
  color: var(--accent-color);
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  background: var(--gradient-accent);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-medium);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 100;
}

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

.back-to-top:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-heavy);
}

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

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

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

.product-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.category-card {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-light);
  transition: var(--transition);
  cursor: pointer;
}

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

.category-image {
  position: relative;
  height: 250px;
  overflow: hidden;
}

.category-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.category-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.category-overlay i {
  color: var(--white);
  font-size: 4rem;
}

.category-card:hover .category-overlay {
  opacity: 0.9;
}

.category-card:hover .category-image img {
  transform: scale(1.1);
}

.category-content {
  padding: 2rem;
  text-align: center;
}

.category-content h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 1rem;
  line-height: 1.4;
}

.category-content p {
  color: var(--text-light);
  margin-bottom: 2rem;
  line-height: 1.7;
  font-size: 16px;
}

.category-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  background: var(--gradient-accent);
  color: var(--white);
  border: none;
  border-radius: var(--border-radius);
  font-weight: 600;
  font-size: 16px;
  transition: var(--transition);
  cursor: pointer;
}

.category-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
  gap: 1rem;
}

/* Product Showcase */
.product-showcase {
  animation: fadeInUp 0.5s ease;
}

.showcase-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 3rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--border-color);
}

.showcase-header h3 {
  font-size: 2rem;
  font-weight: 600;
  color: var(--text-dark);
}

.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: var(--white);
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
  border-radius: var(--border-radius);
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
}

.back-btn:hover {
  background: var(--primary-color);
  color: var(--white);
  gap: 1rem;
}

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

.product-card {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-light);
  transition: var(--transition);
  position: relative;
}

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

.product-image {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.product-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--secondary-color);
  color: var(--white);
  padding: 0.5rem 1rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.product-badge:nth-child(2) {
  background: var(--accent-color);
}

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

.product-content {
  padding: 1.5rem;
}

.product-content h4 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.product-content p {
  color: var(--text-light);
  margin-bottom: 1rem;
  line-height: 1.6;
  font-size: 14px;
}

.product-features {
  margin-bottom: 1.5rem;
}

.product-features span {
  display: block;
  color: var(--text-light);
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
}

.product-features i {
  color: var(--accent-color);
  margin-right: 0.5rem;
  font-size: 0.75rem;
}

.product-link {
  display: inline-flex;
  align-items: center;
  padding: 0.75rem 1.5rem;
  background: var(--gradient-primary);
  color: var(--white);
  border-radius: var(--border-radius);
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  font-size: 14px;
}

.product-link:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
}

/* Popup Styles */
.popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.popup-overlay.active {
  opacity: 1;
  visibility: visible;
}

.popup-content {
  background: var(--white);
  border-radius: var(--border-radius-lg);
  max-width: 800px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-heavy);
  transform: scale(0.8);
  transition: var(--transition);
}

.popup-overlay.active .popup-content {
  transform: scale(1);
}

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

.popup-header h3 {
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--text-dark);
  margin: 0;
}

.popup-close {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--light-bg);
  color: var(--text-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  font-size: 1.25rem;
}

.popup-close:hover {
  background: var(--primary-color);
  color: var(--white);
}

.popup-body {
  padding: 2rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.popup-image {
  border-radius: var(--border-radius);
  overflow: hidden;
  height: 250px;
}

.popup-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.popup-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

#popup-description {
  color: var(--text-light);
  line-height: 1.7;
  font-size: 16px;
}

#popup-features {
  list-style: none;
  padding: 0;
}

#popup-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
  color: var(--text-dark);
  font-size: 15px;
}

#popup-features li i {
  color: var(--accent-color);
  font-size: 0.875rem;
}

.popup-specs h4 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 1rem;
}

#popup-specs-list {
  list-style: none;
  padding: 0;
}

#popup-specs-list li {
  display: flex;
  justify-content: space-between;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--light-bg);
  font-size: 15px;
}

#popup-specs-list li:last-child {
  border-bottom: none;
}

#popup-specs-list li strong {
  color: var(--text-dark);
  font-weight: 600;
}

#popup-specs-list li span {
  color: var(--text-light);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .footer-brand {
    grid-column: 1 / -1;
    max-width: none;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100vh;
    background: var(--gradient-primary);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    transition: var(--transition);
  }

  .nav-menu.active {
    left: 0;
  }

  .nav-toggle {
    display: flex;
    z-index: 1001;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

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

  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .blog-item {
    flex-direction: column;
  }

  .blog-image {
    min-height: 250px;
  }

  .blog-navigation {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-section h4 {
    cursor: pointer;
    position: relative;
  }

  .footer-section h4::before {
    content: '\f107';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    right: 0;
    transition: var(--transition);
  }

  .footer-section.active h4::before {
    transform: rotate(180deg);
  }

  .footer-links,
  .contact-info {
    display: none;
    margin-top: 1rem;
  }

  .footer-section.active .footer-links,
  .footer-section.active .contact-info {
    display: flex;
  }

  .footer-bottom-content {
    flex-direction: column;
    text-align: center;
  }

  .contact-item {
    justify-content: center;
  }

  .popup-content {
    width: 95%;
    max-height: 95vh;
  }

  .popup-header {
    padding: 1.5rem;
  }

  .popup-body {
    padding: 1.5rem;
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .popup-image {
    height: 200px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 15px;
  }

  section {
    padding: 4rem 0;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .service-content,
  .blog-content {
    padding: 1.5rem;
  }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}