:root {
  --color-primary: #B85C38; /* Ocre terre cuite */
  --color-secondary: #7A7A7A; /* Gris béton */
  --color-white: #FFFFFF;
  --color-black: #1a1a1a;
  --color-gray-light: #f8f9fa;
  --color-gray-medium: #e9ecef;
  --color-gray-dark: #495057;
  
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;
  
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  
  --border-radius: 0.5rem;
  --box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --box-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  
  --transition: all 0.3s ease;
}

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

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-black);
  background-color: var(--color-white);
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  color: var(--color-secondary);
}

.section-subtitle {
  text-align: center;
  color: var(--color-gray-dark);
  margin-bottom: var(--spacing-lg);
  font-size: var(--font-size-lg);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  border-radius: var(--border-radius);
  font-size: var(--font-size-base);
  font-weight: 600;
  text-decoration: none;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  line-height: 1.5;
}

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

.btn-primary:hover {
  background-color: #a04d2b;
  transform: translateY(-2px);
  box-shadow: var(--box-shadow-lg);
}

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

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

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

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

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  box-shadow: var(--box-shadow);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo {
  width: 60px;
  height: 40px;
  object-fit: cover;
  border-radius: 4px;
}

.brand-text .brand-name {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-secondary);
  margin: 0;
}

.brand-text .brand-slogan {
  font-size: var(--font-size-sm);
  color: var(--color-primary);
  margin: 0;
}

.nav-social .social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  text-decoration: none;
  transition: var(--transition);
}

.nav-social .social-link:hover {
  transform: scale(1.1);
  background-color: var(--color-secondary);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.nav-toggle span {
  width: 25px;
  height: 3px;
  background-color: var(--color-secondary);
  margin: 3px 0;
  transition: var(--transition);
}

.nav-menu {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-link {
  text-decoration: none;
  color: var(--color-secondary);
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

.nav-link:hover {
  color: var(--color-primary);
}

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

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

/* Hero Section */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
}

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

.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(184, 92, 56, 0.8), rgba(122, 122, 122, 0.6));
}

.hero-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  align-items: center;
}

.hero-title {
  color: var(--color-white);
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-md);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
  color: var(--color-white);
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xl);
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
  max-width: 600px;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.quick-contact {
  position: absolute;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--spacing-sm);
  z-index: 3;
}

.quick-contact-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  background-color: rgba(255, 255, 255, 0.9);
  color: var(--color-primary);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  font-size: var(--font-size-sm);
}

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

/* Advantages */
.advantages {
  padding: var(--spacing-2xl) 0;
  background-color: var(--color-gray-light);
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
}

.advantage-item {
  text-align: center;
  padding: var(--spacing-lg);
  background-color: var(--color-white);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.advantage-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--box-shadow-lg);
}

.advantage-icon {
  width: 80px;
  height: 80px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  font-size: var(--font-size-2xl);
}

.advantage-item h3 {
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
}

/* Products */
.products {
  padding: var(--spacing-2xl) 0;
}

.product-category {
  margin-bottom: var(--spacing-2xl);
}

.category-title {
  color: var(--color-primary);
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

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

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

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

.product-image {
  height: 200px;
  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-info {
  padding: var(--spacing-md);
  text-align: center;
}

.product-info h4 {
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
}

.product-price {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.pricing-note {
  text-align: center;
  margin-top: var(--spacing-xl);
  font-style: italic;
  color: var(--color-gray-dark);
  background-color: var(--color-gray-light);
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
}

/* Gallery */
.gallery {
  padding: var(--spacing-2xl) 0;
  background-color: var(--color-gray-light);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

.gallery-item {
  position: relative;
  height: 300px;
  overflow: hidden;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
}

.gallery-item:hover {
  transform: scale(1.02);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(184, 92, 56, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
  opacity: 1;
}

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

/* How to Choose */
.how-to-choose {
  padding: var(--spacing-2xl) 0;
}

.choice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

.choice-card {
  text-align: center;
  padding: var(--spacing-lg);
  background-color: var(--color-gray-light);
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.choice-card:hover {
  background-color: var(--color-white);
  box-shadow: var(--box-shadow);
  transform: translateY(-3px);
}

.choice-icon {
  width: 60px;
  height: 60px;
  background-color: var(--color-secondary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  font-size: var(--font-size-xl);
}

.choice-card h3 {
  color: var(--color-secondary);
}

.material-types {
  background-color: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.material-types h3 {
  text-align: center;
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
}

.types-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.type-card {
  padding: var(--spacing-md);
  border: 2px solid var(--color-gray-medium);
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.type-card:hover {
  border-color: var(--color-primary);
  background-color: var(--color-gray-light);
}

.type-card h4 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.type-card ul {
  list-style: none;
}

.type-card li {
  padding: var(--spacing-xs) 0;
  position: relative;
  padding-left: var(--spacing-md);
}

.type-card li:before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: bold;
}

/* Why Choose */
.why-choose {
  padding: var(--spacing-2xl) 0;
  background-color: var(--color-gray-light);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.benefit-item {
  background-color: var(--color-white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
  transition: var(--transition);
}

.benefit-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--box-shadow-lg);
}

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

.benefit-item h3 {
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
}

/* About */
.about {
  padding: var(--spacing-2xl) 0;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

.about-text {
  padding-right: var(--spacing-lg);
}

.about-text p {
  margin-bottom: var(--spacing-md);
  color: var(--color-gray-dark);
  font-size: var(--font-size-lg);
}

.about-features {
  margin-top: var(--spacing-lg);
}

.about-feature {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--color-gray-light);
  border-radius: var(--border-radius);
}

.about-feature i {
  width: 50px;
  height: 50px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
}

.about-feature h4 {
  margin: 0;
  color: var(--color-secondary);
}

.about-feature p {
  margin: 0;
  color: var(--color-gray-dark);
}

.about-image {
  text-align: center;
}

.about-image img {
  width: 100%;
  max-width: 500px;
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow-lg);
}

/* Contact */
.contact {
  padding: var(--spacing-2xl) 0;
  background-color: var(--color-gray-light);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-xl);
}

.contact-info h3 {
  color: var(--color-secondary);
  margin-bottom: var(--spacing-lg);
}

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

.contact-method {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--color-white);
  border-radius: var(--border-radius);
  text-decoration: none;
  color: var(--color-black);
  transition: var(--transition);
  box-shadow: var(--box-shadow);
}

.contact-method:hover {
  transform: translateY(-3px);
  box-shadow: var(--box-shadow-lg);
}

.contact-method i {
  width: 50px;
  height: 50px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-lg);
}

.contact-method h4 {
  margin: 0;
  color: var(--color-secondary);
}

.contact-method p {
  margin: 0;
  color: var(--color-gray-dark);
}

.contact-form-container {
  background-color: var(--color-white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius);
  box-shadow: var(--box-shadow);
}

.contact-form-container h3 {
  color: var(--color-secondary);
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.form-group {
  display: flex;
  flex-direction: column;
}

.form-group label {
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
  color: var(--color-secondary);
}

.form-group input,
.form-group textarea {
  padding: var(--spacing-sm);
  border: 2px solid var(--color-gray-medium);
  border-radius: var(--border-radius);
  font-family: inherit;
  font-size: var(--font-size-base);
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(184, 92, 56, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

/* Footer */
.footer {
  background-color: var(--color-secondary);
  color: var(--color-white);
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-lg);
}

.footer-brand h3 {
  color: var(--color-white);
  margin-bottom: var(--spacing-sm);
}

.footer-brand p {
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.footer-social {
  display: flex;
  gap: var(--spacing-sm);
}

.footer-social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
  text-decoration: none;
  transition: var(--transition);
}

.footer-social a:hover {
  transform: scale(1.1);
  background-color: var(--color-white);
  color: var(--color-primary);
}

.footer-contact h4 {
  color: var(--color-white);
  margin-bottom: var(--spacing-md);
}

.footer-contact p {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xs);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  color: var(--color-gray-medium);
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 2000;
}

.modal.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-content {
  background-color: var(--color-white);
  border-radius: var(--border-radius);
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--color-gray-medium);
}

.modal-header h3 {
  margin: 0;
  color: var(--color-secondary);
}

.modal-close {
  background: none;
  border: none;
  font-size: var(--font-size-2xl);
  cursor: pointer;
  color: var(--color-gray-dark);
  padding: 0;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition);
}

.modal-close:hover {
  background-color: var(--color-gray-light);
}

.modal-body {
  padding: var(--spacing-md);
}

.calculator-result {
  margin-top: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--color-gray-light);
  border-radius: var(--border-radius);
  display: none;
}

.calculator-result.show {
  display: block;
}

.calculator-result h4 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.calculator-result .result-item {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--spacing-xs);
}

.calculator-result .total {
  border-top: 2px solid var(--color-primary);
  padding-top: var(--spacing-xs);
  margin-top: var(--spacing-sm);
  font-weight: 700;
  color: var(--color-primary);
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
  z-index: 3000;
}

.lightbox.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-content {
  position: relative;
  max-width: 90%;
  max-height: 90%;
}

.lightbox-close {
  position: absolute;
  top: -50px;
  right: 0;
  background: none;
  border: none;
  color: var(--color-white);
  font-size: var(--font-size-3xl);
  cursor: pointer;
  padding: var(--spacing-sm);
  transition: var(--transition);
}

.lightbox-close:hover {
  color: var(--color-primary);
}

.lightbox img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: var(--border-radius);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .about-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .about-text {
    padding-right: 0;
    text-align: center;
  }
  
  .contact-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
}

@media (max-width: 768px) {
  :root {
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.75rem;
    --font-size-2xl: 1.5rem;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    flex-direction: column;
    padding: var(--spacing-md);
    box-shadow: var(--box-shadow);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-brand {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-xs);
  }
  
  .brand-text .brand-name {
    font-size: var(--font-size-base);
  }
  
  .brand-text .brand-slogan {
    font-size: 0.75rem;
  }
  
  .hero-title {
    font-size: var(--font-size-3xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-lg);
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-cta .btn {
    width: 100%;
    max-width: 300px;
  }
  
  .quick-contact {
    position: static;
    transform: none;
    justify-content: center;
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
  }
  
  .products-grid {
    grid-template-columns: 1fr;
  }
  
  .gallery-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
  
  .choice-grid {
    grid-template-columns: 1fr;
  }
  
  .benefits-grid {
    grid-template-columns: 1fr;
  }
  
  .types-grid {
    grid-template-columns: 1fr;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-xs);
  }
  
  .nav-container {
    padding: var(--spacing-xs) 0;
  }
  
  .hero {
    min-height: 70vh;
  }
  
  .hero-title {
    font-size: var(--font-size-2xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-base);
  }
  
  .section-title {
    font-size: var(--font-size-2xl);
  }
  
  .advantages-grid {
    grid-template-columns: 1fr;
  }
  
  .advantage-icon {
    width: 60px;
    height: 60px;
  }
  
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-methods {
    grid-template-columns: 1fr;
  }
  
  .quick-contact-item {
    font-size: 0.75rem;
    padding: var(--spacing-xs);
  }
  
  .modal-content {
    width: 95%;
  }
  
  .lightbox-close {
    top: -40px;
    font-size: var(--font-size-2xl);
  }
}

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

.fade-in-up {
  animation: fadeInUp 0.6s ease-out forwards;
}

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

/* Focus styles for accessibility */
*:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn:focus,
.nav-link:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(184, 92, 56, 0.3);
}

/* Loading animation */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  border-top-color: var(--color-white);
  animation: spin 1s ease-in-out infinite;
}

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