:root {
  --color-stone: #E6E4E1;
  --color-graphite: #2B2B2B;
  --color-beige: #D2CCC4;
  --color-fog: #9B9B9B;
  --color-forest: #4E6655;
  --color-clay: #A06A5A;
  --font-body: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  --font-heading: Georgia, 'Times New Roman', serif;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  --transition: 0.3s ease;
}

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

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

body {
  font-family: var(--font-body);
  color: var(--color-graphite);
  background-color: #FFFFFF;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.3;
  margin-bottom: var(--spacing-sm);
  color: var(--color-graphite);
}

h1 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

h2 {
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
}

h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
}

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

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

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

header {
  background-color: var(--color-stone);
  padding: var(--spacing-sm) 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--color-beige);
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-graphite);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
}

.logo:hover {
  color: var(--color-forest);
}

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

nav a {
  color: var(--color-graphite);
  font-size: 0.95rem;
  padding: var(--spacing-xs) 0;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition);
}

nav a:hover {
  border-bottom-color: var(--color-forest);
  color: var(--color-graphite);
}

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: var(--spacing-xs);
}

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

.burger.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

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

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

main {
  min-height: calc(100vh - 200px);
}

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

.section {
  padding: var(--spacing-lg) 0;
}

.section-alt {
  background-color: var(--color-stone);
}

.intro {
  padding: var(--spacing-xl) 0;
  background-color: var(--color-stone);
}

.intro-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-lg);
  margin: var(--spacing-md) 0;
  align-items: start;
}

.three-column {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin: var(--spacing-md) 0;
}

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

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

.image-right .image-container {
  order: 2;
}

.image-right .text-content {
  order: 1;
}

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

.icon-item {
  text-align: center;
  padding: var(--spacing-sm);
}

.icon-item .icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
  color: var(--color-forest);
}

.services-list {
  list-style: none;
  margin: var(--spacing-md) 0;
}

.services-list li {
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-beige);
}

.services-list li:last-child {
  border-bottom: none;
}

.process-steps {
  list-style: none;
  counter-reset: step-counter;
  margin: var(--spacing-md) 0;
}

.process-steps li {
  counter-increment: step-counter;
  padding-left: 3rem;
  position: relative;
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-beige);
}

.process-steps li:last-child {
  border-bottom: none;
}

.process-steps li::before {
  content: counter(step-counter);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--color-forest);
  font-weight: 300;
}

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

.image-container {
  margin: var(--spacing-md) 0;
  text-align: center;
}

.image-container img {
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: 4px;
}

.contact-form {
  max-width: 600px;
  margin: var(--spacing-md) auto 0;
  width: 100%;
}

.form-group {
  margin-bottom: var(--spacing-sm);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  color: var(--color-graphite);
  font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-xs);
  border: 1px solid var(--color-beige);
  background-color: #FFFFFF;
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition);
}

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

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

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xs);
  margin: var(--spacing-sm) 0;
}

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

.checkbox-group label {
  font-size: 0.9rem;
  line-height: 1.5;
}

.btn {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-md);
  background-color: var(--color-forest);
  color: #FFFFFF;
  border: none;
  font-family: var(--font-body);
  font-size: 1rem;
  cursor: pointer;
  transition: background-color var(--transition);
}

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

footer {
  background-color: var(--color-graphite);
  color: var(--color-stone);
  padding: var(--spacing-lg) 0;
  margin-top: var(--spacing-xl);
}

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

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

.footer-section h3 {
  color: var(--color-stone);
  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-beige);
}

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

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(230, 228, 225, 0.2);
  font-size: 0.9rem;
  color: var(--color-fog);
}

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  background-color: var(--color-forest);
  color: #FFFFFF;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: background-color var(--transition);
  z-index: 999;
}

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

.back-to-top:hover {
  background-color: var(--color-clay);
}

@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  
  h1 {
    font-size: 2rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  .header-container {
    flex-wrap: wrap;
  }
  
  nav {
    display: none;
    width: 100%;
    margin-top: var(--spacing-sm);
  }
  
  nav.active {
    display: block;
  }
  
  nav ul {
    flex-direction: column;
    gap: var(--spacing-xs);
  }
  
  .burger {
    display: flex;
  }
  
  .two-column,
  .image-left,
  .image-right {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .image-right .image-container,
  .image-right .text-content {
    order: initial;
  }
  
  .three-column {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .icon-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  }
  
  .section {
    padding: var(--spacing-md) 0;
  }
  
  .intro {
    padding: var(--spacing-md) 0;
  }
  
  .back-to-top {
    bottom: 1rem;
    right: 1rem;
    width: 45px;
    height: 45px;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  
  h1 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
  }
  
  h2 {
    font-size: 1.5rem;
  }
  
  h3 {
    font-size: 1.25rem;
  }
  
  .container {
    padding: 0 var(--spacing-xs);
  }
  
  .section {
    padding: var(--spacing-sm) 0;
  }
  
  .intro {
    padding: var(--spacing-sm) 0;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .logo {
    font-size: 1.25rem;
  }
  
  .header-container {
    padding: var(--spacing-xs);
  }
  
  nav ul {
    gap: var(--spacing-xs);
  }
  
  nav a {
    font-size: 0.9rem;
    padding: var(--spacing-xs) 0;
  }
  
  .two-column {
    gap: var(--spacing-sm);
  }
  
  .image-container {
    margin: var(--spacing-sm) 0;
  }
}

@media (max-width: 320px) {
  html {
    font-size: 13px;
  }
  
  h1 {
    font-size: 1.5rem;
    line-height: 1.2;
  }
  
  h2 {
    font-size: 1.3rem;
    line-height: 1.3;
  }
  
  h3 {
    font-size: 1.1rem;
  }
  
  .container {
    padding: 0 0.75rem;
  }
  
  .header-container {
    padding: 0.5rem 0.75rem;
    flex-wrap: wrap;
  }
  
  .logo {
    font-size: 1.1rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
  }
  
  .burger {
    padding: 0.25rem;
  }
  
  .burger span {
    width: 22px;
    height: 2px;
  }
  
  nav {
    width: 100%;
    margin-top: 0.5rem;
  }
  
  nav ul {
    gap: 0.25rem;
    padding: 0;
  }
  
  nav a {
    font-size: 0.85rem;
    padding: 0.5rem 0;
    display: block;
  }
  
  .section {
    padding: 1rem 0;
  }
  
  main {
    min-height: auto;
  }
  
  .intro {
    padding: 1.5rem 0;
    min-height: auto;
  }
  
  .intro-content {
    text-align: left;
    min-height: auto;
  }
  
  .two-column,
  .image-left,
  .image-right,
  .three-column {
    gap: 1rem;
    margin: 1rem 0;
  }
  
  .two-column > div {
    width: 100%;
  }
  
  .image-right .image-container,
  .image-right .text-content {
    order: initial;
  }
  
  .two-column > div:first-child {
    margin-bottom: 1.5rem;
  }
  
  .two-column h2 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
  }
  
  .two-column p {
    font-size: 0.85rem;
    line-height: 1.6;
    margin-bottom: 0.75rem;
  }
  
  .two-column p strong {
    display: block;
    margin-top: 0.75rem;
    margin-bottom: 0.25rem;
    font-weight: 600;
  }
  
  .two-column p a {
    word-break: break-all;
    font-size: 0.85rem;
    display: inline-block;
  }
  
  .contact-form {
    margin: 0;
    max-width: 100%;
    width: 100%;
    padding: 0;
  }
  
  .form-group {
    margin-bottom: 0.75rem;
  }
  
  .form-group label {
    font-size: 0.85rem;
    margin-bottom: 0.4rem;
    display: block;
  }
  
  .form-group input,
  .form-group textarea {
    padding: 0.5rem;
    font-size: 0.9rem;
    width: 100%;
    box-sizing: border-box;
    border: 1px solid var(--color-beige);
  }
  
  .form-group textarea {
    min-height: 100px;
    resize: vertical;
  }
  
  .checkbox-group {
    gap: 0.5rem;
    margin: 1rem 0;
    align-items: flex-start;
    display: flex;
  }
  
  .checkbox-group input[type="checkbox"] {
    width: auto;
    margin-top: 0.2rem;
    flex-shrink: 0;
  }
  
  .checkbox-group label {
    font-size: 0.75rem;
    line-height: 1.5;
    flex: 1;
  }
  
  .checkbox-group label a {
    word-break: break-all;
  }
  
  .btn {
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
    width: 100%;
    text-align: center;
    box-sizing: border-box;
    margin-top: 0.5rem;
  }
  
  .three-column {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .three-column h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
  }
  
  .three-column p {
    font-size: 0.85rem;
  }
  
  .image-left {
    display: flex;
    flex-direction: column;
    grid-template-columns: none;
  }
  
  .image-left .image-container {
    order: -1;
    margin-bottom: 1rem;
    width: 100%;
  }
  
  .image-left .text-content {
    width: 100%;
  }
  
  .image-right {
    display: flex;
    flex-direction: column;
    grid-template-columns: none;
  }
  
  .image-right .image-container {
    order: -1;
    margin-bottom: 1rem;
    width: 100%;
  }
  
  .image-right .text-content {
    width: 100%;
  }
  
  .icon-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  
  .image-container {
    margin: 1rem 0;
  }
  
  .image-container img {
    width: 100%;
    height: auto;
    display: block;
  }
  
  .services-list li {
    padding: 0.75rem 0;
  }
  
  .process-steps li {
    padding-left: 2rem;
    margin-bottom: 1rem;
    padding-bottom: 1rem;
  }
  
  .process-steps li::before {
    font-size: 1.5rem;
  }
  
  .footer-container {
    padding: 0 0.75rem;
  }
  
  .footer-grid {
    gap: 1rem;
    margin-bottom: 1rem;
  }
  
  .footer-section {
    margin-bottom: 1rem;
  }
  
  .footer-section h3 {
    font-size: 1rem;
    margin-bottom: 0.75rem;
  }
  
  .footer-section p,
  .footer-section ul li {
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
  }
  
  .footer-bottom {
    padding-top: 1rem;
    font-size: 0.8rem;
  }
  
  .back-to-top {
    bottom: 0.75rem;
    right: 0.75rem;
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
  
  p {
    margin-bottom: 0.75rem;
    line-height: 1.6;
  }
  
  .section-alt p {
    font-size: 0.85rem;
    text-align: left;
  }
  
  .intro-content p {
    font-size: 0.85rem;
    line-height: 1.6;
  }
  
  .two-column p br {
    display: block;
    content: "";
    margin-top: 0.25rem;
  }
}