:root {
  --primary-color: #D4AF37; /* Gold */
  --primary-hover: #C8A42D;
  --text-color: #333333;
  --light-text: #666666;
  --lighter-text: #999999;
  --background: #FFFFFF;
  --light-bg: #F9F9F9;
  --border-color: #EEEEEE;
  --shadow-color: rgba(0, 0, 0, 0.05);
  --shadow-hover: rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
  --radius: 4px;
  --spacing: 1rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text-color);
  line-height: 1.6;
  background-color: var(--background);
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Playfair Display', serif;
  font-weight: 500;
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.5rem;
  line-height: 1.2;
}

h2 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

h3 {
  font-size: 1.5rem;
}

p {
  margin-bottom: 1rem;
}

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

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

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing);
}

.gold-text {
  color: var(--primary-color);
}

section {
  padding: 4rem 0;
}

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

.section-header h2 {
  position: relative;
  display: inline-block;
  margin-bottom: 1rem;
}

.section-header h2:after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background-color: var(--primary-color);
}

.section-header p {
  color: var(--light-text);
  max-width: 700px;
  margin: 0 auto;
}

/* Button Styles */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 500;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
}

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

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

.btn-outline {
  border: 1px solid var(--primary-color);
  color: var(--primary-color);
  background-color: transparent;
}

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

.text-link {
  color: var(--primary-color);
  font-weight: 500;
  text-decoration: underline;
}

.text-link:hover {
  text-decoration: none;
}

/* Navbar Styles */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 10px var(--shadow-color);
  padding: 1rem 0;
  z-index: 1000;
  transition: var(--transition);
}

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

.navbar-logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.5rem;
  font-weight: 600;
}

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

.navbar-links a {
  font-weight: 500;
  position: relative;
}

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

.navbar-links a:after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: var(--transition);
}

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

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

.navbar-contact a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
}

/* Mobile-only styles */
@media (max-width: 768px) {
  .navbar-links,
  .navbar-contact {
    display: none;
  }

  .menu-toggle {
    display: block;
    background-color: var(--primary-color); /* Match your theme */
    border: none;
    border-radius: 5px;
    padding: 6px 8px;       /* ↓ Smaller padding */
    font-size: 1.3rem;      /* ↓ Smaller icon size */
    cursor: pointer;
    color: #fff;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
    transition: background-color 0.3s ease, transform 0.2s ease;
  }


  .mobile-menu {
    display: flex;
    flex-direction: column;
    width: 100%;
    background-color: white;
    padding: 0;
    border-top: 1px solid var(--border-color);
    transition: max-height 0.3s ease-out, padding 0.3s ease-out;
    overflow: hidden;
    max-height: 0;
  }

  .mobile-menu.active {
    max-height: 1000px;
    padding: 1rem 0;
  }

  .mobile-menu a {
    padding: 0.75rem 0;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
  }

  .mobile-contact {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 1rem 0;
  }

  .mobile-contact a {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
  }
}


/* Hero Section */
.hero {
  height: 90vh;
  min-height: 600px;
  background-image: linear-gradient(rgba(0,0,0,0.5), rgba(0,0,0,0.5)), url('https://images.unsplash.com/photo-1600585152220-90363fe7e115?q=80&w=2070');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  text-align: center;
  color: white;
  margin-top: 0;
  padding-top: 4rem;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

/* Detailed Glass Film Info Section */
.detailed-info {
  background-color: var(--background);
  padding: 5rem 0;
}

.info-card {
  background-color: var(--light-bg);
  border-radius: var(--radius);
  padding: 2rem;
  margin-bottom: 3rem;
  box-shadow: 0 4px 20px var(--shadow-color);
}

.info-card h3 {
  color: var(--text-color);
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.5rem;
}

.info-content {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.info-image {
  flex: 1;
  min-width: 280px;
}

.info-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  box-shadow: 0 4px 20px var(--shadow-color);
}

.info-features {
  flex: 2;
  min-width: 280px;
}

.info-text {
  flex: 2;
  min-width: 280px;
}

.info-text p {
  margin-bottom: 1.5rem;
  color: var(--light-text);
}

.feature-list {
  list-style: none;
  margin-bottom: 1.5rem;
}

.feature-list li {
  margin-bottom: 0.75rem;
  display: flex;
  align-items: flex-start;
}

.feature-list li i {
  margin-right: 0.75rem;
  margin-top: 0.25rem;
}

.feature-list.stacked li {
  margin-bottom: 1rem;
}

.info-contact {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  background-color: var(--primary-color);
  color: white;
  transition: var(--transition);
}

.contact-link:hover {
  background-color: var(--primary-hover);
  color: white;
  transform: translateY(-2px);
}

.info-card.highlight {
  background-color: rgba(212, 175, 55, 0.1);
  border-left: 4px solid var(--primary-color);
}

.info-card.highlight h3 {
  color: var(--primary-color);
  border-bottom: none;
}

/* Advantages Detailed Section */
.advantages-detailed {
  background-color: var(--light-bg);
  padding: 5rem 0;
  position: relative;
  overflow: hidden;
}

.advantages-grid-detailed {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.advantage-detailed-card {
  background-color: var(--background);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: 0 4px 20px var(--shadow-color);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.advantage-detailed-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px var(--shadow-hover);
}

.advantages-contact {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 2rem;
}

/* Specific Products Section */
.specific-products {
  padding: 5rem 0;
  background-color: var(--background);
}

.product-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.product-card {
  background-color: var(--light-bg);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 20px var(--shadow-color);
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px var(--shadow-hover);
}

.product-image {
  height: 250px;
  overflow: hidden;
}

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

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

.product-content {
  padding: 1.5rem;
}

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

.product-content p {
  color: var(--light-text);
  margin-bottom: 1.5rem;
}

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

/* Product Detailed */
.product-detailed {
  margin-bottom: 3rem;
  background-color: var(--light-bg);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 20px var(--shadow-color);
}

.product-detailed.alt {
  background-color: var(--background);
}

.product-detailed-header {
  background-color: var(--primary-color);
  color: white;
  padding: 1rem 2rem;
}

.product-detailed-header h3 {
  margin: 0;
}

.product-detailed-content {
  display: flex;
  flex-wrap: wrap;
}

.product-detailed-image,
.product-detailed-info {
  flex: 1;
  min-width: 300px;
}

.product-detailed-image img {
  width: 100%;
  max-width: 400px;       /* Limit max width */
  height: auto;           /* Maintain aspect ratio */
  object-fit: cover;
  display: block;
  border-radius: 15px;    /* Rounded corners */
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
  margin: 20px;       /* Add space above image */
  transition: transform 0.3s ease;
}

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



.product-detailed-info {
  padding: 2rem;
}

.product-detailed-info h4 {
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.product-detailed-info p {
  margin-bottom: 1.5rem;
  color: var(--light-text);
}

/* Categories Section */
.categories {
  background-color: var(--light-bg);
  position: relative;
  overflow: hidden;
}

.categories:before {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(rgba(212, 175, 55, 0.1), transparent 70%);
  top: -150px;
  right: -150px;
}

.categories:after {
  content: '';
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(rgba(212, 175, 55, 0.1), transparent 70%);
  bottom: -100px;
  left: -100px;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  position: relative;
  z-index: 1;
}

.category-card {
  background-color: white;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 20px var(--shadow-color);
  transition: var(--transition);
}

.category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px var(--shadow-hover);
}

.category-image {
  height: 200px;
  overflow: hidden;
}

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

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

.category-content {
  padding: 1.5rem;
}

.category-content h3 {
  margin-bottom: 0.5rem;
}

.category-content p {
  color: var(--light-text);
  margin-bottom: 0;
}

/* Pricing Section */
.pricing {
  position: relative;
}

.pricing-table-container {
  overflow-x: auto;
  margin-bottom: 2rem;
}

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.pricing-table th,
.pricing-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.pricing-table th {
  background-color: var(--primary-color);
  color: white;
  font-weight: 500;
}

.pricing-table tr:nth-child(even) {
  background-color: var(--light-bg);
}

.pricing-table tr:hover {
  background-color: rgba(212, 175, 55, 0.05);
}

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

.pricing-note p {
  color: var(--light-text);
  margin-bottom: 0;
}

/* Advantages Section */
.advantages {
  background-color: var(--light-bg);
}

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

.advantage-card {
  background-color: white;
  padding: 2rem;
  border-radius: var(--radius);
  text-align: center;
  box-shadow: 0 4px 20px var(--shadow-color);
  transition: var(--transition);
}

.advantage-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px var(--shadow-hover);
}

.advantage-icon {
  background-color: rgba(212, 175, 55, 0.1);
  color: var(--primary-color);
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.advantage-icon i {
  font-size: 1.75rem;
}

.advantage-card h3 {
  margin-bottom: 1rem;
}

.advantage-card p {
  color: var(--light-text);
  margin-bottom: 0;
}

/* Applications Section */
.applications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}

.application-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 20px var(--shadow-color);
}

.application-image {
  height: 250px;
  position: relative;
}

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

.application-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.5rem;
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
  color: white;
}

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

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

.contact-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

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

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

.contact-item h3 {
  margin-bottom: 0.5rem;
}

.contact-item p {
  margin-bottom: 0.5rem;
}

.contact-form {
  background-color: white;
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: 0 4px 20px var(--shadow-color);
}

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

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

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

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

/* Footer Styles */
.footer {
  background-color: #222222;
  color: #DDDDDD;
  padding: 4rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-column h3 {
  color: white;
  margin-bottom: 1.5rem;
  position: relative;
}

.footer-column h3:after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: var(--primary-color);
}

.footer-column p {
  margin-bottom: 1.5rem;
}

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

.social-links a {
  background-color: #333333;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: var(--transition);
}

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

.footer-column ul {
  list-style: none;
}

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

.footer-column ul li a {
  color: #DDDDDD;
  transition: var(--transition);
}

.footer-column ul li a:hover {
  color: var(--primary-color);
  margin-left: 5px;
}

.footer-contact p {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

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

.footer-contact p a {
  color: #DDDDDD;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid #333333;
}

/* Responsive Styles */
@media (max-width: 1024px) {
  h1 {
    font-size: 2.25rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .hero {
    height: 80vh;
  }

  .info-content {
    flex-direction: column;
  }

  .product-detailed-content {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  section {
    padding: 3rem 0;
  }
  
  .hero {
    height: 70vh;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1.1rem;
  }
  
  .info-card {
    padding: 1.5rem;
  }
  
  .advantage-detailed-card {
    padding: 1.5rem;
  }
  
  .product-cards {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 769px) {
  .mobile-only {
    display: none;
  }
  
  .mobile-menu {
    display: none !important;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.75rem;
  }
  
  h2 {
    font-size: 1.5rem;
  }
  
  section {
    padding: 2.5rem 0;
  }
  
  .hero {
    height: auto;
    min-height: 500px;
  }
  
  .info-contact,
  .product-contact,
  .advantages-contact {
    flex-direction: column;
  }
  
  .contact-link {
    width: 100%;
    justify-content: center;
  }
}