:root {
  /* Color Palette */
  --primary: #0B3B60; /* Deep Blue */
  --secondary: #00B4D8; /* Aqua */
  --accent: #E63946; /* Warning/Action Red */
  --bg-light: #F4F9FB; /* Soft Blue-Gray Background */
  --white: #FFFFFF;
  --text-dark: #1A1A1A;
  --text-muted: #555555;
  --border-color: rgba(0, 180, 216, 0.2);
  
  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, blinkmacsystemfont, 'Segoe UI', roboto, sans-serif;
  
  /* Shadows */
  --shadow-sm: 0 4px 6px rgba(11, 59, 96, 0.05);
  --shadow-md: 0 10px 20px rgba(11, 59, 96, 0.1);
  --shadow-lg: 0 20px 40px rgba(11, 59, 96, 0.15);
  
  /* Border Radius */
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

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

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

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

ul {
  list-style: none;
}

/* Typography Utility */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 1rem; }
h3 { font-size: 1.5rem; margin-bottom: 0.75rem; }
p { margin-bottom: 1rem; color: var(--text-muted); }

.text-center { text-align: center; }
.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }

/* Layout Grid */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5rem 0;
}

.section-light {
  background-color: var(--bg-light);
}

/* Buttons */
.btn {
  display: inline-block;
  font-weight: 600;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-full);
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-align: center;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 15px rgba(11, 59, 96, 0.2);
}

.btn-primary:hover {
  background-color: #082b47;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(11, 59, 96, 0.3);
  color: var(--white);
}

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

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

.btn-action {
  background-color: var(--accent);
  color: var(--white);
  box-shadow: 0 4px 15px rgba(230, 57, 70, 0.3);
}

.btn-action:hover {
  background-color: #d62828;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(230, 57, 70, 0.4);
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  padding: 1rem 0;
  transition: var(--transition);
}

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

.logo {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-icon {
  color: var(--secondary);
}

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

.nav-links a {
  font-weight: 500;
  color: var(--text-dark);
}

.nav-links a:hover {
  color: var(--secondary);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary);
  cursor: pointer;
}

/* Hero Section */
.hero {
  padding: 8rem 0 4rem;
  background: linear-gradient(135deg, var(--bg-light) 0%, #ffffff 100%);
  position: relative;
  overflow: hidden;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  z-index: 2;
}

.hero-subtitle {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  color: var(--text-muted);
}

.hero-cta {
  display: flex;
  gap: 1rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

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

.badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--white);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.badge i {
  color: var(--secondary);
}

.hero-image {
  position: relative;
  z-index: 1;
}

.hero-image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  animation: float 6s ease-in-out infinite;
}

/* Our Products Section */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.product-item {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 1.5rem 2rem;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  gap: 1.5rem;
  transition: var(--transition);
  cursor: default;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.product-item:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
  border-color: var(--secondary);
}

.product-icon-wrap {
  min-width: 50px;
  width: 50px;
  height: 50px;
  background-color: var(--secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(0, 180, 216, 0.3);
  transition: var(--transition);
}

.product-item:hover .product-icon-wrap {
  transform: scale(1.1) rotate(5deg);
}

.product-icon {
  color: var(--white);
  font-size: 1.25rem;
}

.product-name {
  font-weight: 600;
  font-size: 1.125rem;
  letter-spacing: 0.5px;
}

/* About Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

/* Process Section */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.step-card {
  background: var(--white);
  padding: 2rem;
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  position: relative;
  border: 1px solid var(--border-color);
}

.step-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--secondary);
}

.step-number {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 40px;
  background-color: var(--secondary);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.25rem;
  box-shadow: 0 4px 10px rgba(0, 180, 216, 0.3);
}

.step-card h3 {
  margin-top: 1rem;
}

/* Before & After Section */
.before-after-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.ba-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

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

.ba-images {
  display: flex;
  height: 250px;
}

.ba-half {
  flex: 1;
  position: relative;
  overflow: hidden;
}

.ba-half img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}

.ba-card:hover .ba-half img {
  transform: scale(1.05);
}

.ba-label {
  position: absolute;
  top: 10px;
  left: 10px;
  background: rgba(11, 59, 96, 0.8);
  color: white;
  padding: 4px 12px;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 4px;
  z-index: 2;
  text-transform: uppercase;
  backdrop-filter: blur(4px);
}

.after .ba-label {
  background: rgba(0, 180, 216, 0.9);
}

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

.service-card {
  background: var(--white);
  padding: 2.5rem 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border-top: 4px solid transparent;
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-md);
  border-top-color: var(--secondary);
}

.service-icon {
  width: 60px;
  height: 60px;
  background-color: var(--bg-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--secondary);
  margin-bottom: 1.5rem;
}

.service-card .btn-link {
  color: var(--primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
}

.service-card .btn-link:hover {
  color: var(--secondary);
}

/* Service Card Highlight */
.highlight-card {
  background: linear-gradient(135deg, var(--primary) 0%, #082b47 100%);
  color: var(--white);
  border-top: none;
  transform: translateY(-5px);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.highlight-card:hover {
  transform: translateY(-15px);
  box-shadow: 0 15px 30px rgba(11, 59, 96, 0.4);
}

.highlight-card h3 {
  color: var(--white);
}

.highlight-card p {
  color: rgba(255, 255, 255, 0.8);
}

.highlight-card .service-icon {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--secondary);
}

.highlight-card .btn-link {
  color: var(--secondary);
}

.highlight-card .btn-link:hover {
  color: var(--white);
}

.highlight-card::before {
  content: 'Best Value';
  position: absolute;
  top: 20px;
  right: -35px;
  background-color: var(--accent);
  color: var(--white);
  padding: 5px 40px;
  font-size: 0.75rem;
  font-weight: 700;
  transform: rotate(45deg);
  text-transform: uppercase;
  z-index: 10;
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

/* Coverage Map */
.coverage-section {
  text-align: center;
}

.coverage-map-container {
  max-width: 800px;
  margin: 3rem auto 0;
  background: var(--bg-light);
  border-radius: var(--radius-lg);
  padding: 4rem 2rem;
  border: 1px dashed var(--secondary);
}

.coverage-map-container h3 {
  color: var(--secondary);
  font-size: 2rem;
}

/* CTA Section */
.cta-section {
  background-color: var(--primary);
  color: var(--white);
  text-align: center;
  padding: 6rem 0;
  position: relative;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('data:image/svg+xml;utf8,<svg width="100%" height="100%" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="2" cy="2" r="2" fill="rgba(255,255,255,0.05)"/></pattern></defs><rect width="100%" height="100%" fill="url(#dots)"/></svg>');
}

.cta-section .container {
  position: relative;
  z-index: 1;
}

.cta-section h2 {
  color: var(--white);
  margin-bottom: 1.5rem;
}

.cta-icon {
  font-size: 3rem;
  color: var(--secondary);
  margin-bottom: 1.5rem;
}

/* Footer */
.footer {
  background-color: #051b2c;
  color: rgba(255, 255, 255, 0.7);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

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

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

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

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
}

.footer-contact i {
  color: var(--secondary);
  margin-top: 0.25rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.875rem;
}

/* Animations */
@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-15px); }
  100% { transform: translateY(0px); }
}

.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* Media Queries */
@media (max-width: 992px) {
  .hero .container, .about-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-cta {
    justify-content: center;
  }
  
  .badges {
    justify-content: center;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background-color: var(--white);
    flex-direction: column;
    padding: 2rem;
    transition: var(--transition);
  }
  
  .nav-links.active {
    left: 0;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* Lightbox Modal */
.lightbox {
  display: none;
  position: fixed;
  z-index: 2000;
  padding-top: 60px;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(5px);
}

.lightbox-content {
  margin: auto;
  display: block;
  max-width: 90%;
  max-height: 85vh;
  object-fit: contain;
  animation: zoom 0.3s ease;
  border-radius: var(--radius-md);
  box-shadow: 0 0 30px rgba(255,255,255,0.1);
}

@keyframes zoom {
  from {transform: scale(0.9); opacity: 0;} 
  to {transform: scale(1); opacity: 1;}
}

.close-lightbox {
  position: absolute;
  top: 20px;
  right: 35px;
  color: #f1f1f1;
  font-size: 40px;
  font-weight: bold;
  transition: 0.3s;
  cursor: pointer;
  z-index: 2001;
}

.close-lightbox:hover,
.close-lightbox:focus {
  color: var(--secondary);
  text-decoration: none;
  cursor: pointer;
}

.zoomable-img {
  cursor: zoom-in;
}