/* Base Variables and Reset */
:root {
  /* Color Palette - Neutral with Brutalist Accents */
  --color-background: #f8f9fa;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-primary: #1a1a1a;
  --color-primary-dark: #000000;
  --color-secondary: #d4d4d4;
  --color-secondary-dark: #a0a0a0;
  --color-accent: #ff3d00;
  --color-accent-dark: #dd2c00;
  --color-success: #4caf50;
  --color-error: #f44336;
  --color-warning: #ff9800;
  --color-info: #2196f3;
  
  /* Shadows and Effects */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Typography */
  --font-heading: 'Oswald', sans-serif;
  --font-body: 'Nunito', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-md: 1rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.5rem;
  --font-size-4xl: 3rem;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 4rem;
  --spacing-2xl: 6rem;
  
  /* Borders */
  --border-radius-sm: 0.25rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 1rem;
  --border-width-thin: 1px;
  --border-width-thick: 3px;
  --border-width-chunky: 6px;
  
  /* Container Widths */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--font-size-md);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-background);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-sm);
  color: var(--color-primary);
  text-transform: uppercase;
}

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);
}

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

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

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

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

ul, ol {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-md);
}

/* Container */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Section Styles */
section {
  padding: var(--spacing-xl) 0;
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-lg);
  position: relative;
  padding-bottom: var(--spacing-sm);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: var(--border-width-thick);
  background-color: var(--color-accent);
}

/* Button Styles - Global */
.btn, 
button, 
input[type="submit"] {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--font-size-md);
  text-transform: uppercase;
  padding: 12px 24px;
  border: var(--border-width-thick) solid var(--color-primary);
  background-color: var(--color-primary);
  color: white;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-align: center;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.btn:hover, 
button:hover, 
input[type="submit"]:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}

.btn:active, 
button:active, 
input[type="submit"]:active {
  transform: translateY(1px);
  box-shadow: var(--shadow-sm);
}

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

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: var(--border-width-thick) solid var(--color-primary);
}

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

/* Read More Link */
.read-more {
  display: inline-block;
  font-weight: 600;
  color: var(--color-accent);
  margin-top: var(--spacing-xs);
  position: relative;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: all var(--transition-normal);
}

.read-more::after {
  content: '→';
  display: inline-block;
  margin-left: 4px;
  transition: transform var(--transition-normal);
}

.read-more:hover {
  color: var(--color-accent-dark);
  text-decoration: none;
}

.read-more:hover::after {
  transform: translateX(4px);
}

/* Header & Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-background);
  z-index: 1000;
  box-shadow: var(--shadow-md);
  padding: var(--spacing-sm) 0;
  transition: all var(--transition-normal);
}

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

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

.logo a h1 {
  font-size: var(--font-size-xl);
  margin-bottom: 0;
}

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

.main-nav .nav-list li {
  margin-left: var(--spacing-md);
}

.main-nav .nav-list a {
  color: var(--color-text);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: color var(--transition-fast);
}

.main-nav .nav-list a:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  cursor: pointer;
}

.mobile-menu-toggle span {
  display: block;
  height: 3px;
  width: 100%;
  background-color: var(--color-primary);
  transition: all var(--transition-normal);
}

/* Hero Section */
.hero {
  position: relative;
  height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: white;
  text-align: center;
  margin-top: 80px; /* Adjust for fixed header */
}

.hero .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.7));
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  padding: var(--spacing-md);
}

.hero h1 {
  color: white;
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-md);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero p {
  color: white;
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-lg);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
}

.hero-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
}

/* Insights Section */
.insights {
  background-color: var(--color-background);
}

.insights-content {
  margin-top: var(--spacing-lg);
}

.insights-intro {
  max-width: 800px;
  margin: 0 auto var(--spacing-xl);
  text-align: center;
}

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

.insight-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: white;
  border: var(--border-width-thick) solid var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(0);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.insight-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.card-image {
  width: 100%;
  height: 300px;
  overflow: hidden;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

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

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

.card-content {
  padding: var(--spacing-md);
  text-align: center;
}

.insight-card h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
}

/* History Section */
.history {
  background-color: #eeeeee;
  position: relative;
}

.history-intro {
  max-width: 800px;
  margin: 0 auto var(--spacing-xl);
  text-align: center;
}

.history-timeline {
  position: relative;
}

.timeline-item {
  display: flex;
  margin-bottom: var(--spacing-xl);
  position: relative;
}

.timeline-date {
  flex: 0 0 100px;
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-accent);
  padding-top: var(--spacing-xs);
}

.timeline-content {
  flex: 1;
  padding: 0 var(--spacing-md);
}

.timeline-image {
  flex: 0 0 400px;
  height: 300px;
  overflow: hidden;
  border: var(--border-width-thick) solid var(--color-primary);
  box-shadow: var(--shadow-md);
}

.timeline-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: 100px;
  top: 0;
  bottom: -60px;
  width: 3px;
  background-color: var(--color-primary);
}

.timeline-item:last-child::before {
  display: none;
}

/* Case Studies Section */
.case-studies {
  background-color: var(--color-background);
}

.case-studies-intro {
  max-width: 800px;
  margin: 0 auto var(--spacing-xl);
  text-align: center;
}

.case-studies-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--spacing-lg);
}

.case-study-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: white;
  border: var(--border-width-thick) solid var(--color-primary);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.case-study-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.case-study-card .card-content {
  padding: var(--spacing-md);
  text-align: center;
}

.accordion {
  margin-top: var(--spacing-md);
  border-top: 1px solid var(--color-secondary);
  padding-top: var(--spacing-sm);
}

.accordion-header {
  font-weight: 700;
  cursor: pointer;
  padding: var(--spacing-xs) 0;
  position: relative;
  user-select: none;
  color: var(--color-accent);
}

.accordion-header::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  transition: transform var(--transition-normal);
}

.accordion-header.active::after {
  transform: translateY(-50%) rotate(45deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.accordion-content ul {
  margin-top: var(--spacing-xs);
}

/* Sustainability Section */
.sustainability {
  background-color: #eeeeee;
}

.sustainability-intro {
  max-width: 800px;
  margin: 0 auto var(--spacing-xl);
  text-align: center;
}

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

.sustainability-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  background-color: white;
  border: var(--border-width-thick) solid var(--color-primary);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.sustainability-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.toggle-container {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: var(--spacing-sm);
}

.toggle-container span {
  margin-right: var(--spacing-sm);
  font-weight: 600;
}

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

.toggle input {
  opacity: 0;
  width: 0;
  height: 0;
}

.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--color-secondary);
  transition: var(--transition-normal);
  border-radius: 34px;
}

.slider:before {
  position: absolute;
  content: "";
  height: 26px;
  width: 26px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: var(--transition-normal);
  border-radius: 50%;
}

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

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

/* Resources Section */
.resources {
  background-color: var(--color-background);
}

.resources-intro {
  max-width: 800px;
  margin: 0 auto var(--spacing-xl);
  text-align: center;
}

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

.resource-card {
  background-color: white;
  border: var(--border-width-thick) solid var(--color-primary);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.resource-card h3 {
  margin-bottom: var(--spacing-md);
  text-align: center;
}

.resource-links {
  list-style: none;
  padding: 0;
}

.resource-links li {
  margin-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--color-secondary);
  padding-bottom: var(--spacing-xs);
}

.resource-links a {
  display: block;
  padding: var(--spacing-xs) 0;
  transition: color var(--transition-fast);
}

.resource-links a:hover {
  color: var(--color-accent-dark);
  text-decoration: none;
  padding-left: var(--spacing-xs);
}

/* Press Section */
.press {
  background-color: #eeeeee;
}

.press-intro {
  max-width: 800px;
  margin: 0 auto var(--spacing-xl);
  text-align: center;
}

.press-articles {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.press-article {
  background-color: white;
  border: var(--border-width-thick) solid var(--color-primary);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.article-date {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xs);
}

.article-source {
  font-style: italic;
  color: var(--color-text-light);
  margin-top: var(--spacing-sm);
  text-align: right;
}

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

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

.contact-info {
  padding-right: var(--spacing-lg);
}

.contact-details {
  margin-top: var(--spacing-lg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.contact-item h4 {
  margin-bottom: var(--spacing-xs);
  color: var(--color-accent);
}

.contact-form-container {
  background-color: white;
  border: var(--border-width-thick) solid var(--color-primary);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
}

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

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

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

.form-group input,
.form-group textarea {
  padding: 12px;
  border: 2px solid var(--color-secondary);
  transition: border-color var(--transition-fast);
  font-family: var(--font-body);
  font-size: var(--font-size-md);
}

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

.checkbox-container {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xs);
}

.checkbox-container input {
  margin-top: 5px;
}

.submit-btn {
  margin-top: var(--spacing-sm);
  align-self: flex-start;
}

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

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

.footer-logo h2 {
  color: white;
  margin-bottom: var(--spacing-xs);
}

.footer-logo p {
  color: var(--color-secondary);
}

.footer h3 {
  color: white;
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
  position: relative;
  padding-bottom: var(--spacing-xs);
}

.footer h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background-color: var(--color-accent);
}

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

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

.footer a {
  color: var(--color-secondary);
  transition: color var(--transition-fast);
}

.footer a:hover {
  color: white;
  text-decoration: none;
}

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

.footer-social a {
  display: inline-block;
  padding: var(--spacing-xs) 0;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.subscribe-form {
  display: flex;
  margin-top: var(--spacing-sm);
}

.subscribe-form input {
  flex: 1;
  padding: 12px;
  border: none;
  background-color: rgba(255, 255, 255, 0.1);
  color: white;
  font-family: var(--font-body);
}

.subscribe-form input::placeholder {
  color: var(--color-secondary);
}

.subscribe-form button {
  background-color: var(--color-accent);
  color: white;
  border: none;
  padding: 0 var(--spacing-md);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.subscribe-form button:hover {
  background-color: var(--color-accent-dark);
}

.footer-bottom {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  color: var(--color-secondary);
}

/* Success Page */
.success-page {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: var(--spacing-xl);
}

.success-content {
  max-width: 600px;
}

.success-icon {
  font-size: 80px;
  color: var(--color-success);
  margin-bottom: var(--spacing-md);
}

/* Privacy & Terms Pages */
.privacy-page, 
.terms-page {
  padding-top: 100px;
}

.privacy-content,
.terms-content {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
}

/* Animations */
.animate {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.animate.active {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive Styles */
@media (max-width: 1024px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .contact-content {
    grid-template-columns: 1fr;
  }
  
  .contact-info {
    padding-right: 0;
  }
  
  .timeline-item {
    flex-direction: column;
  }
  
  .timeline-date {
    margin-bottom: var(--spacing-sm);
  }
  
  .timeline-image {
    order: -1;
    margin-bottom: var(--spacing-md);
    flex: 0 0 auto;
    width: 100%;
  }
  
  .timeline-item::before {
    left: 20px;
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: var(--font-size-3xl);
  }
  
  h2 {
    font-size: var(--font-size-2xl);
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .main-nav .nav-list {
    display: none;
  }
  
  .main-nav .nav-list.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--color-background);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-md);
    z-index: 100;
  }
  
  .main-nav .nav-list.active li {
    margin: var(--spacing-xs) 0;
  }
  
  .hero {
    height: 70vh;
  }
  
  .hero h1 {
    font-size: var(--font-size-3xl);
  }
  
  .hero p {
    font-size: var(--font-size-lg);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer h3::after {
    left: 50%;
    transform: translateX(-50%);
  }
  
  .footer-social ul {
    justify-content: center;
  }
  
  .contact-details {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .hero {
    height: 60vh;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .hero h1 {
    font-size: var(--font-size-2xl);
  }
  
  .hero p {
    font-size: var(--font-size-md);
  }
  
  .section-title {
    font-size: var(--font-size-xl);
  }
  
  .insight-card, 
  .case-study-card, 
  .sustainability-card {
    margin-bottom: var(--spacing-md);
  }
}