:root {
  --primary: #000000;
  --secondary: #FFFFFF;
  --accent: #FF5252;
  --background: #F8F8F8;
  --text: #333333;
  --secondary-text: #666666;
  --border: #DDDDDD;
  --shadow: rgba(0, 0, 0, 0.1);
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Roboto', sans-serif;
  line-height: 1.6;
  color: var(--text);
  background-color: var(--secondary);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 500;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--primary);
}

h1 {
  font-size: 2.5rem;
}

h2 {
  font-size: 2rem;
}

h3 {
  font-size: 1.75rem;
}

p {
  margin-bottom: 1.5rem;
}

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

a:hover, a:focus {
  color: var(--accent);
  text-decoration: underline;
}

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

button, .btn {
  cursor: pointer;
  border: none;
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
  font-weight: 500;
  border-radius: 0;
  transition: var(--transition);
  display: inline-block;
  text-align: center;
  text-decoration: none;
}

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

.btn-primary:hover, .btn-primary:focus {
  background-color: #333;
  color: var(--secondary);
  text-decoration: none;
}

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

.btn-secondary:hover, .btn-secondary:focus {
  background-color: var(--primary);
  color: var(--secondary);
  text-decoration: none;
}

.btn-accent {
  background-color: var(--accent);
  color: var(--secondary);
}

.btn-accent:hover, .btn-accent:focus {
  background-color: #ff3333;
  color: var(--secondary);
  text-decoration: none;
}


.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}


.header {
  position: sticky;
  top: 0;
  background-color: var(--secondary);
  box-shadow: 0 2px 10px var(--shadow);
  z-index: 1000;
  padding: 1rem 0;
}

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

.logo {
  height: 40px;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  padding: 0.5rem;
  cursor: pointer;
}

.nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item {
  margin-left: 1.5rem;
}

.nav-link {
  position: relative;
  font-weight: 500;
  padding: 0.5rem 0;
}

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

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

.cookie-settings {
  margin-left: 1.5rem;
  font-size: 0.875rem;
  cursor: pointer;
}


.hero {
  position: relative;
  background-color: var(--background);
  padding: 5rem 0;
  overflow: hidden;
}

.hero-content {
  max-width: 600px;
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  color: var(--secondary-text);
}

.hero-cta {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.hero-image {
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  object-fit: cover;
}


.section {
  padding: 5rem 0;
  position: relative;
}

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

.section-subtitle {
  text-align: center;
  margin-bottom: 3rem;
  color: var(--secondary-text);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}


.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}


.card {
  background-color: var(--secondary);
  border-radius: 0;
  overflow: hidden;
  box-shadow: 0 4px 10px var(--shadow);
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px var(--shadow);
}

.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.card-content {
  padding: 1.5rem;
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.card-text {
  color: var(--secondary-text);
  margin-bottom: 1rem;
}

.card-link {
  font-weight: 500;
  display: inline-flex;
  align-items: center;
}

.card-link i {
  margin-left: 0.5rem;
  transition: var(--transition);
}

.card-link:hover i {
  transform: translateX(5px);
}


.feature {
  display: flex;
  align-items: flex-start;
  margin-bottom: 2rem;
}

.feature-icon {
  font-size: 2rem;
  margin-right: 1rem;
  color: var(--primary);
}

.feature-content {
  flex: 1;
}

.feature-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.feature-text {
  color: var(--secondary-text);
}


.steps {
  counter-reset: step;
}

.step {
  position: relative;
  padding-left: 3rem;
  margin-bottom: 2rem;
}

.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 2rem;
  height: 2rem;
  background-color: var(--primary);
  color: var(--secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.step-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.step-text {
  color: var(--secondary-text);
}


.before-after {
  display: flex;
  gap: 2rem;
  margin-bottom: 2rem;
}

.before, .after {
  flex: 1;
}

.before-after-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
  margin-bottom: 1rem;
}

.before-after-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  text-align: center;
}

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


.interactive {
  height: 500px;
  position: relative;
  overflow: hidden;
}

.interactive-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.interactive-slide.active {
  opacity: 1;
}

.interactive-content {
  max-width: 600px;
  text-align: center;
  padding: 2rem;
  background-color: rgba(255, 255, 255, 0.9);
}

.interactive-title {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.interactive-text {
  color: var(--secondary-text);
  margin-bottom: 2rem;
}


.articles {
  margin-bottom: 3rem;
}

.article {
  display: flex;
  margin-bottom: 2rem;
  background-color: var(--secondary);
  box-shadow: 0 4px 10px var(--shadow);
}

.article-image {
  width: 300px;
  height: 200px;
  object-fit: cover;
}

.article-content {
  flex: 1;
  padding: 1.5rem;
}

.article-date {
  font-size: 0.875rem;
  color: var(--secondary-text);
  margin-bottom: 0.5rem;
}

.article-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.article-text {
  color: var(--secondary-text);
  margin-bottom: 1rem;
}

.article-category {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  background-color: var(--background);
  color: var(--primary);
  font-size: 0.75rem;
  margin-bottom: 0.5rem;
}


.infographics-preview {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

.infographic {
  background-color: var(--secondary);
  box-shadow: 0 4px 10px var(--shadow);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
}

.infographic:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 20px var(--shadow);
}

.infographic-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.infographic-content {
  padding: 1.5rem;
}

.infographic-title {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.infographic-text {
  color: var(--secondary-text);
}


.form-section {
  background-color: var(--background);
  padding: 3rem;
  margin-bottom: 3rem;
}

.form-title {
  text-align: center;
  margin-bottom: 2rem;
}

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

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

.form-input, .form-textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 0;
  font-family: inherit;
  font-size: inherit;
  transition: var(--transition);
}

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

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

.form-checkbox {
  display: flex;
  align-items: flex-start;
  margin-bottom: 1.5rem;
}

.form-checkbox-input {
  margin-right: 0.5rem;
  margin-top: 0.25rem;
}

.form-checkbox-label {
  font-size: 0.875rem;
  color: var(--secondary-text);
}

.form-submit {
  width: 100%;
}


.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1100;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background-color: var(--secondary);
  padding: 2rem;
  max-width: 500px;
  width: 100%;
  box-shadow: 0 10px 20px var(--shadow);
  position: relative;
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
  line-height: 1;
}

.modal-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.modal-text {
  margin-bottom: 1.5rem;
}

.modal-buttons {
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
}


.faq {
  margin-bottom: 3rem;
}

.faq-item {
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.faq-question {
  padding: 1rem 0;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  transition: var(--transition);
}

.faq-item.active .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  padding-bottom: 1rem;
  display: none;
}

.faq-item.active .faq-answer {
  display: block;
}


.map {
  width: 100%;
  height: 400px;
  margin-bottom: 2rem;
}


.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--secondary);
  box-shadow: 0 -2px 10px var(--shadow);
  padding: 1rem;
  z-index: 1000;
  display: none;
}

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

.cookie-text {
  flex: 1;
  margin-bottom: 0;
}

.cookie-buttons {
  display: flex;
  gap: 0.5rem;
}

.cookie-settings-modal {
  background-color: var(--secondary);
  padding: 2rem;
  max-width: 600px;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
}

.cookie-category {
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.cookie-category:last-child {
  border-bottom: none;
}

.cookie-category-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.cookie-category-title {
  font-weight: 500;
  margin-bottom: 0;
}

.cookie-switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 34px;
}

.cookie-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.cookie-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--border);
  transition: var(--transition);
}

.cookie-slider:before {
  position: absolute;
  content: "";
  height: 26px;
  width: 26px;
  left: 4px;
  bottom: 4px;
  background-color: var(--secondary);
  transition: var(--transition);
}

input:checked + .cookie-slider {
  background-color: var(--primary);
}

input:checked + .cookie-slider:before {
  transform: translateX(26px);
}

.cookie-category-description {
  color: var(--secondary-text);
  font-size: 0.875rem;
  margin-bottom: 0;
}


.footer {
  background-color: var(--primary);
  color: var(--secondary);
  padding: 3rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

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

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

.footer-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-item {
  margin-bottom: 0.5rem;
}

.footer-link {
  color: var(--secondary);
  opacity: 0.8;
  transition: var(--transition);
}

.footer-link:hover, .footer-link:focus {
  opacity: 1;
  color: var(--secondary);
}

.footer-contact {
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
}

.footer-contact i {
  margin-right: 0.5rem;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  margin-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copyright {
  margin-bottom: 0;
  font-size: 0.875rem;
  opacity: 0.8;
}

.footer-badges {
  display: flex;
  gap: 1rem;
  align-items: center;
}

.footer-badge {
  display: flex;
  align-items: center;
  font-size: 0.75rem;
  opacity: 0.8;
}

.footer-badge i {
  margin-right: 0.25rem;
}


.thanks-section {
  padding: 5rem 0;
  text-align: center;
}

.thanks-icon {
  font-size: 4rem;
  color: var(--primary);
  margin-bottom: 2rem;
}

.thanks-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.thanks-text {
  max-width: 600px;
  margin: 0 auto 2rem;
}


.infographics-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.filter-button {
  padding: 0.5rem 1rem;
  background-color: var(--background);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.filter-button.active {
  background-color: var(--primary);
  color: var(--secondary);
}

.infographic-full {
  margin-bottom: 4rem;
}

.infographic-svg {
  width: 100%;
  height: auto;
  margin-bottom: 1.5rem;
  border: 1px solid var(--border);
}

.infographic-description {
  max-width: 800px;
  margin: 0 auto;
}

.infographic-source {
  font-size: 0.875rem;
  color: var(--secondary-text);
  margin-top: 1rem;
}

.infographic-share {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
}

.infographic-share-text {
  font-size: 0.875rem;
  margin-right: 0.5rem;
}

.share-button {
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--background);
  border-radius: 50%;
  transition: var(--transition);
}

.share-button:hover {
  background-color: var(--primary);
  color: var(--secondary);
}


.examples-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.example-nav-item {
  padding: 0.5rem 1rem;
  background-color: var(--background);
  cursor: pointer;
  transition: var(--transition);
}

.example-nav-item.active {
  background-color: var(--primary);
  color: var(--secondary);
}

.example {
  margin-bottom: 4rem;
}

.example-header {
  display: flex;
  align-items: center;
  margin-bottom: 2rem;
}

.example-icon {
  font-size: 2rem;
  margin-right: 1rem;
  color: var(--primary);
}

.example-title {
  margin-bottom: 0;
}

.example-goal {
  margin-bottom: 2rem;
}

.example-tools {
  margin-bottom: 2rem;
}

.tool-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tool-item {
  padding: 0.25rem 0.5rem;
  background-color: var(--background);
  font-size: 0.875rem;
}

.quality-checklist {
  margin-bottom: 2rem;
}

.checklist-item {
  display: flex;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.checklist-icon {
  margin-right: 0.5rem;
  color: var(--primary);
}

.checklist-text {
  flex: 1;
}


.space-planning {
  margin-bottom: 4rem;
}

.space-plan {
  width: 100%;
  height: auto;
  border: 1px solid var(--border);
  margin-bottom: 1.5rem;
}


.policy-section {
  max-width: 800px;
  margin: 0 auto;
  padding: 5rem 0;
}

.policy-date {
  font-size: 0.875rem;
  color: var(--secondary-text);
  margin-bottom: 2rem;
}

.policy-title {
  margin-bottom: 2rem;
}

.policy-section h2 {
  margin-top: 3rem;
  margin-bottom: 1.5rem;
}

.policy-section h3 {
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.policy-section p {
  margin-bottom: 1.5rem;
}

.policy-section ul, .policy-section ol {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
}

.policy-section li {
  margin-bottom: 0.5rem;
}


.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background-color: var(--primary);
  color: var(--secondary);
  padding: 0.5rem 1rem;
  z-index: 1500;
  transition: top 0.3s ease;
}

.skip-link:focus {
  top: 0;
}

button:focus, a:focus, input:focus, textarea:focus, select:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
    animation: none !important;
  }
  
  html {
    scroll-behavior: auto;
  }
}


#particles-js {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}


.iti {
  width: 100%;
}


@media (max-width: 992px) {
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-image {
    position: relative;
    width: 100%;
    height: 300px;
    margin-top: 2rem;
  }
  
  .hero-content {
    max-width: 100%;
  }
  
  .article {
    flex-direction: column;
  }
  
  .article-image {
    width: 100%;
  }
  
  .before-after {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .nav {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100%;
    background-color: var(--secondary);
    box-shadow: -2px 0 10px var(--shadow);
    flex-direction: column;
    align-items: flex-start;
    padding: 5rem 2rem 2rem;
    transition: right 0.3s ease;
    z-index: 1000;
  }
  
  .nav.active {
    right: 0;
  }
  
  .nav-toggle {
    display: block;
    z-index: 1100;
  }
  
  .nav-list {
    flex-direction: column;
    width: 100%;
  }
  
  .nav-item {
    margin: 0 0 1rem;
  }
  
  .nav-link {
    display: block;
    padding: 0.5rem 0;
  }
  
  .cookie-settings {
    margin: 1rem 0 0;
  }
  
  .hero-title {
    font-size: 2rem;
  }
  
  .section {
    padding: 3rem 0;
  }
  
  .grid {
    grid-template-columns: 1fr;
  }
  
  .hero-cta {
    flex-direction: column;
  }
  
  .modal-content {
    width: calc(100% - 2rem);
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}


.sticky-section {
  position: relative;
  min-height: 100vh;
  padding: 5rem 0;
  overflow: hidden;
}

.sticky-content {
  position: sticky;
  top: 100px;
  z-index: 1;
}

.reveal-section {
  position: relative;
  z-index: 2;
  background-color: var(--secondary);
  padding: 5rem 0;
}


.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}


a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 3px;
}