:root {
  --color-charcoal: #1F1F1F;
  --color-fog-grey: #E6E6E6;
  --color-off-white: #FAFAF8;
  --color-moss-green: #5E7A6E;
  --color-copper: #8A5A44;
  --font-serif: 'Georgia', 'Times New Roman', serif;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 4rem;
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-charcoal);
  background-color: var(--color-off-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--color-charcoal);
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
}

p {
  margin-bottom: var(--spacing-sm);
}

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

a:hover {
  color: var(--color-moss-green);
}

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

header {
  background-color: var(--color-off-white);
  border-bottom: 1px solid var(--color-fog-grey);
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: var(--spacing-sm) var(--spacing-md);
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-charcoal);
}

nav ul {
  list-style: none;
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

nav a {
  font-size: 0.95rem;
  letter-spacing: 0.5px;
}

.burger-menu {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0.5rem;
}

.burger-menu span {
  width: 25px;
  height: 2px;
  background-color: var(--color-charcoal);
  transition: var(--transition);
}

.mobile-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--color-off-white);
  border-bottom: 1px solid var(--color-fog-grey);
  padding: var(--spacing-sm) var(--spacing-md);
}

.mobile-nav.active {
  display: block;
}

.mobile-nav ul {
  flex-direction: column;
  gap: var(--spacing-sm);
}

main {
  min-height: 60vh;
}

.hero {
  width: 100%;
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-charcoal);
  color: var(--color-off-white);
  text-align: center;
  padding: var(--spacing-lg) var(--spacing-md);
}


.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero h1 {
  color: var(--color-off-white);
  margin-bottom: var(--spacing-md);
}

.hero p {
  font-size: 1.1rem;
  color: var(--color-fog-grey);
}

.section {
  padding: var(--spacing-lg) var(--spacing-md);
  max-width: 1400px;
  margin: 0 auto;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-md);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
}

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

.service-card {
  background-color: var(--color-off-white);
  border: 1px solid var(--color-fog-grey);
  padding: var(--spacing-md);
  transition: transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(31, 31, 31, 0.1);
}

.service-card img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  margin-bottom: var(--spacing-sm);
}

.service-card h3 {
  margin-bottom: var(--spacing-xs);
  color: var(--color-moss-green);
}

.editorial-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.editorial-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  align-items: center;
}

.editorial-item:nth-child(even) {
  direction: rtl;
}

.editorial-item:nth-child(even) > * {
  direction: ltr;
}

.editorial-item img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.editorial-caption {
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.editorial-caption p {
  text-align: justify;
  line-height: 1.8;
}

.image-flow {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-sm);
  margin: var(--spacing-lg) 0;
}

.image-flow img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: opacity var(--transition);
}

.image-flow img:hover {
  opacity: 0.8;
}

.contact-section {
  background-color: var(--color-fog-grey);
  padding: var(--spacing-lg) var(--spacing-md);
  text-align: center;
}

.contact-form {
  max-width: 600px;
  margin: var(--spacing-lg) auto 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  text-align: left;
}

.form-group label {
  font-size: 0.9rem;
  color: var(--color-charcoal);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: 0.75rem;
  border: 1px solid var(--color-fog-grey);
  background-color: var(--color-off-white);
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--color-charcoal);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

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

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-sm);
}

.checkbox-group input[type="checkbox"] {
  margin-top: 4px;
}

.submit-btn {
  padding: 1rem 2rem;
  background-color: var(--color-charcoal);
  color: var(--color-off-white);
  border: none;
  font-family: var(--font-sans);
  font-size: 1rem;
  cursor: pointer;
  transition: background-color var(--transition);
  margin-top: var(--spacing-sm);
}

.submit-btn:hover {
  background-color: var(--color-moss-green);
}

.timeline {
  position: relative;
  padding: var(--spacing-lg) 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--color-fog-grey);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--spacing-lg);
  padding: var(--spacing-md);
  width: 45%;
}

.timeline-item:nth-child(odd) {
  left: 0;
  text-align: right;
}

.timeline-item:nth-child(even) {
  left: 55%;
  text-align: left;
}

.timeline-item::before {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  background-color: var(--color-moss-green);
  border-radius: 50%;
  top: var(--spacing-md);
}

.timeline-item:nth-child(odd)::before {
  right: -8px;
}

.timeline-item:nth-child(even)::before {
  left: -8px;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}

.gallery-item {
  position: relative;
  overflow: hidden;
}

.gallery-item img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  transition: transform var(--transition);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  background-color: var(--color-charcoal);
  color: var(--color-off-white);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  z-index: 999;
  transition: background-color var(--transition), transform var(--transition);
}

.back-to-top.visible {
  display: flex;
}

.back-to-top:hover {
  background-color: var(--color-moss-green);
  transform: translateY(-4px);
}

footer {
  background-color: var(--color-charcoal);
  color: var(--color-off-white);
  padding: var(--spacing-lg) var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.footer-section h3 {
  color: var(--color-off-white);
  margin-bottom: var(--spacing-sm);
  font-size: 1.1rem;
}

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

.footer-section ul li {
  margin-bottom: var(--spacing-xs);
}

.footer-section a {
  color: var(--color-fog-grey);
  font-size: 0.9rem;
}

.footer-section a:hover {
  color: var(--color-off-white);
}

.footer-bottom {
  text-align: center;
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(230, 230, 230, 0.2);
  font-size: 0.9rem;
  color: var(--color-fog-grey);
}

.content-page {
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--spacing-lg) var(--spacing-md);
  line-height: 1.8;
}

.content-page p {
  text-align: justify;
  margin-bottom: var(--spacing-md);
}

.content-page p:first-of-type {
  text-align: left;
}

.content-page h1 {
  margin-bottom: var(--spacing-md);
}

.content-page h2 {
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
  color: var(--color-moss-green);
}

.content-page p {
  margin-bottom: var(--spacing-sm);
}

.content-page ul,
.content-page ol {
  margin-left: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.content-page li {
  margin-bottom: var(--spacing-xs);
}

.fade-in {
  opacity: 0;
  animation: fadeIn 0.8s ease forwards;
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}

.feature-card {
  background-color: var(--color-off-white);
  padding: var(--spacing-md);
  border: 1px solid var(--color-fog-grey);
  text-align: center;
}

.feature-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  margin-bottom: var(--spacing-sm);
}

.feature-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--spacing-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-fog-grey);
  border-radius: 50%;
  font-size: 1.5rem;
}

.split-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  align-items: center;
  margin: var(--spacing-lg) 0;
}

.split-section.reverse {
  direction: rtl;
}

.split-section.reverse > * {
  direction: ltr;
}

.split-section img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.centered-section {
  text-align: center;
  max-width: 800px;
  margin: var(--spacing-lg) auto;
}

.centered-section img {
  width: 100%;
  max-width: 600px;
  height: 400px;
  object-fit: cover;
  margin: var(--spacing-md) auto;
}

.overlay-section {
  position: relative;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: var(--spacing-lg) 0;
}

.overlay-section img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.3;
}

.overlay-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: var(--spacing-md);
  background-color: rgba(31, 31, 31, 0.8);
  color: var(--color-off-white);
  text-align: center;
}

.stacked-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin: var(--spacing-lg) 0;
}

.stacked-item {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: var(--spacing-md);
  align-items: start;
}

.stacked-item.reverse {
  direction: rtl;
}

.stacked-item.reverse > * {
  direction: ltr;
}

.stacked-item img {
  width: 100%;
  height: 150px;
  object-fit: cover;
}

@media (max-width: 768px) {
  header {
    padding: var(--spacing-xs) var(--spacing-sm);
  }

  .logo {
    font-size: 1.25rem;
  }

  .burger-menu {
    display: flex;
  }

  nav.desktop-nav {
    display: none;
  }

  nav.desktop-nav ul {
    gap: var(--spacing-sm);
  }

  .editorial-item {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .editorial-item:nth-child(even) {
    direction: ltr;
  }

  .editorial-item img {
    height: 300px;
  }

  .editorial-caption {
    padding: var(--spacing-sm);
  }

  .timeline::before {
    left: 20px;
  }

  .timeline-item {
    width: calc(100% - 60px);
    left: 60px !important;
    text-align: left !important;
    padding: var(--spacing-sm);
  }

  .timeline-item::before {
    left: -8px !important;
    right: auto !important;
  }

  .hero {
    min-height: 50vh;
    padding: var(--spacing-lg) var(--spacing-sm);
  }

  .hero h1 {
    font-size: clamp(1.75rem, 6vw, 2.5rem);
    margin-bottom: var(--spacing-md);
  }

  .hero p {
    font-size: 1rem;
    line-height: 1.8;
    max-width: 100%;
  }

  .section {
    padding: var(--spacing-lg) var(--spacing-sm);
  }

  .section-title {
    font-size: clamp(1.5rem, 5vw, 2rem);
    margin-bottom: var(--spacing-md);
  }

  .content-page {
    padding: var(--spacing-md) var(--spacing-sm);
  }

  .footer-container {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }

  .footer-section {
    margin-bottom: var(--spacing-sm);
  }

  .services-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-md);
  }

  .image-flow {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xs);
  }

  .image-flow img {
    height: 250px;
  }

  .gallery {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-sm);
  }

  .contact-section {
    padding: var(--spacing-lg) var(--spacing-sm);
  }

  .contact-form {
    gap: var(--spacing-xs);
  }

  .back-to-top {
    width: 45px;
    height: 45px;
    bottom: 1.5rem;
    right: 1.5rem;
    font-size: 1.25rem;
  }

  .feature-grid {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm);
  }

  .feature-card {
    padding: var(--spacing-sm);
  }

  .feature-card img {
    height: 180px;
  }

  .feature-icon {
    width: 50px;
    height: 50px;
    font-size: 1.25rem;
  }

  .split-section {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }

  .split-section.reverse {
    direction: ltr;
  }

  .split-section img {
    height: 300px;
  }

  .centered-section img {
    height: 300px;
  }

  .overlay-section {
    min-height: 300px;
  }

  .overlay-content {
    padding: var(--spacing-sm);
  }

  .stacked-section {
    gap: var(--spacing-sm);
  }

  .stacked-item {
    grid-template-columns: 120px 1fr;
    gap: var(--spacing-sm);
  }

  .stacked-item.reverse {
    direction: ltr;
  }

  .stacked-item img {
    height: 120px;
  }
}

@media (max-width: 320px) {
  html {
    font-size: 14px;
  }

  header {
    padding: var(--spacing-xs);
  }

  .logo {
    font-size: 1.1rem;
  }

  .header-container {
    padding: 0;
  }

  h1 {
    font-size: 1.5rem;
  }

  h2 {
    font-size: 1.25rem;
  }

  h3 {
    font-size: 1.1rem;
  }

  .hero {
    min-height: 40vh;
    padding: var(--spacing-md) var(--spacing-xs);
  }

  .hero h1 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    line-height: 1.3;
  }

  .hero p {
    font-size: 0.9rem;
    line-height: 1.7;
    text-align: left;
  }

  .hero-content {
    padding: 0 var(--spacing-xs);
    max-width: 100%;
  }

  .hero-content p {
    text-align: left;
    margin-bottom: var(--spacing-sm);
  }

  .section {
    padding: var(--spacing-md) var(--spacing-xs);
  }

  .section-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
  }

  .content-page {
    padding: var(--spacing-sm) var(--spacing-xs);
  }

  .content-page h1 {
    font-size: 1.5rem;
  }

  .content-page h2 {
    font-size: 1.25rem;
    margin-top: var(--spacing-md);
    text-align: center;
  }

  .content-page p {
    text-align: left !important;
    font-size: 0.95rem;
    line-height: 1.7;
  }

  .editorial-caption p {
    text-align: left !important;
    font-size: 0.95rem;
  }

  .section-title {
    text-align: center;
  }

  .editorial-item img {
    height: 250px;
  }

  .editorial-caption {
    padding: var(--spacing-xs);
  }

  .footer-container {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .footer-section h3 {
    font-size: 1rem;
  }

  .footer-section a {
    font-size: 0.85rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }

  .service-card {
    padding: var(--spacing-sm);
  }

  .service-card img {
    height: 250px;
  }

  .image-flow {
    grid-template-columns: 1fr;
    gap: var(--spacing-xs);
  }

  .image-flow img {
    height: 200px;
  }

  .gallery {
    grid-template-columns: 1fr;
    gap: var(--spacing-xs);
  }

  .gallery-item img {
    height: 300px;
  }

  .contact-section {
    padding: var(--spacing-md) var(--spacing-xs);
  }

  .submit-btn {
    padding: 0.75rem 1.5rem;
    font-size: 0.9rem;
    width: 100%;
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    padding: 0.6rem;
    font-size: 0.9rem;
  }

  .back-to-top {
    width: 40px;
    height: 40px;
    bottom: 1rem;
    right: 1rem;
    font-size: 1.1rem;
  }

  nav.mobile-nav {
    padding: var(--spacing-xs);
  }

  nav.mobile-nav ul {
    gap: var(--spacing-xs);
  }

  nav.mobile-nav a {
    font-size: 0.9rem;
  }

  .feature-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-xs);
  }

  .feature-card {
    padding: var(--spacing-xs);
  }

  .feature-card img {
    height: 150px;
  }

  .feature-icon {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }

  .split-section img {
    height: 250px;
  }

  .centered-section img {
    height: 250px;
  }

  .overlay-section {
    min-height: 250px;
  }

  .overlay-content {
    padding: var(--spacing-xs);
  }

  .overlay-content h2 {
    font-size: 1.25rem;
  }

  .stacked-item {
    grid-template-columns: 100px 1fr;
    gap: var(--spacing-xs);
  }

  .stacked-item img {
    height: 100px;
  }
}