/* Global Variables */
:root {
  /* Primary Color Palette - Triadic Scheme */
  --primary-color: #3e5c76;
  --secondary-color: #763e5c;
  --tertiary-color: #5c763e;
  
  /* Light and Dark Variations */
  --primary-light: #5d7590;
  --primary-dark: #2a405a;
  --secondary-light: #904b73;
  --secondary-dark: #5a2a40;
  --tertiary-light: #738f4b;
  --tertiary-dark: #405a2a;
  
  /* Neutral Colors */
  --white: #ffffff;
  --light-gray: #f8f9fa;
  --medium-gray: #e9ecef;
  --dark-gray: #495057;
  --black: #212529;
  
  /* Utility Colors */
  --success: #28a745;
  --info: #17a2b8;
  --warning: #ffc107;
  --danger: #dc3545;
  
  /* Typography */
  --heading-font: 'Montserrat', sans-serif;
  --body-font: 'Merriweather', serif;
  
  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-xxl: 5rem;
  
  /* Border Radius */
  --radius-sm: 3px;
  --radius-md: 5px;
  --radius-lg: 10px;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.15);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Container */
  --container-width: 1200px;
  --container-padding: 1.5rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--body-font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--dark-gray);
  background-color: var(--white);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--heading-font);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--primary-dark);
}

h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
}

h2 {
  font-size: 2.5rem;
  margin-bottom: 1.2rem;
}

h3 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

h4 {
  font-size: 1.4rem;
  margin-bottom: 0.8rem;
}

p {
  margin-bottom: 1.5rem;
  font-size: 1rem;
}

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

a:hover {
  color: var(--primary-dark);
}

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

ul, ol {
  list-style-position: inside;
  margin-bottom: 1.5rem;
}

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

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

.section-title {
  text-align: center;
  margin-bottom: var(--space-xl);
  position: relative;
  display: inline-block;
  left: 50%;
  transform: translateX(-50%);
}

.section-title::after {
  content: '';
  display: block;
  width: 80px;
  height: 4px;
  background: var(--primary-color);
  margin: 15px auto 0;
  border-radius: var(--radius-sm);
}

/* Button Styles */
.btn {
  display: inline-block;
  font-family: var(--heading-font);
  font-weight: 600;
  font-size: 0.95rem;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 12px 28px;
  cursor: pointer;
  border: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

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

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

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

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

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

.btn-tertiary:hover {
  background-color: var(--tertiary-dark);
  color: var(--white);
}

.btn-text {
  background: none;
  box-shadow: none;
  padding: 0;
  text-transform: none;
  font-weight: 700;
  color: var(--primary-color);
  position: relative;
}

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

.btn-text:hover {
  transform: translateY(0);
  box-shadow: none;
  color: var(--primary-dark);
}

.btn-text:hover:after {
  width: 100%;
}

/* Header Styles */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  padding: 1rem 0;
  transition: all var(--transition-normal);
}

.main-header.scrolled {
  padding: 0.5rem 0;
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-md);
}

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

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

.logo img {
  max-height: 60px;
  width: auto;
}

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

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

.nav-links li {
  margin: 0 var(--space-md);
}

.nav-links a {
  font-family: var(--heading-font);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--dark-gray);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: color var(--transition-fast);
  position: relative;
}

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

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

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

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 30px;
  height: 21px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 10;
}

.mobile-menu-toggle span {
  width: 100%;
  height: 3px;
  background-color: var(--primary-dark);
  border-radius: 10px;
  transition: all var(--transition-fast);
}

/* Hero Section */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  margin-top: 0;
  padding: 0;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.3));
}

.hero .container {
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 750px;
  text-align: left;
}

.hero h1 {
  color: var(--white);
  margin-bottom: var(--space-lg);
  font-size: 3.5rem;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
  color: var(--white);
  font-size: 1.25rem;
  margin-bottom: var(--space-xl);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
}

/* Mission Section */
.mission {
  background-color: var(--light-gray);
}

.mission-content {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-normal);
}

.mission-content.animated {
  opacity: 1;
  transform: translateY(0);
}

.mission-text {
  flex: 1;
}

.mission-image {
  flex: 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

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

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

/* Workshops Section */
.workshops {
  background-color: var(--white);
}

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

.workshops-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-xl);
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-normal);
}

.workshops-grid.animated {
  opacity: 1;
  transform: translateY(0);
}

.card {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background-color: var(--white);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.card-image {
  width: 100%;
  height: 250px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

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

.card-content {
  padding: var(--space-lg);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.price {
  font-family: var(--heading-font);
  font-weight: 700;
  color: var(--secondary-color);
  margin-bottom: var(--space-md);
  font-size: 1.2rem;
}

.card h3 {
  margin-bottom: var(--space-sm);
  transition: color var(--transition-fast);
}

.card:hover h3 {
  color: var(--primary-color);
}

.card .btn {
  margin-top: auto;
  align-self: flex-start;
}

/* Innovation Section */
.innovation {
  background-color: var(--light-gray);
  position: relative;
  overflow: hidden;
}

.innovation-content {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-normal);
}

.innovation-content.animated {
  opacity: 1;
  transform: translateY(0);
}

.innovation-text {
  flex: 1;
}

.innovation-image {
  flex: 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

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

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

/* External Resources */
.external-resources {
  background-color: var(--white);
}

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

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

.resource-card {
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  background-color: var(--light-gray);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.resource-card h3 {
  margin-bottom: var(--space-md);
  font-size: 1.3rem;
}

.resource-card a {
  color: var(--primary-color);
  transition: color var(--transition-fast);
}

.resource-card a:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

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

.contact-content {
  display: flex;
  gap: var(--space-xl);
}

.contact-info, .contact-form-container {
  flex: 1;
}

.contact-details {
  margin-top: var(--space-lg);
}

.contact-item {
  margin-bottom: var(--space-lg);
}

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

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

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--space-xs);
  font-family: var(--heading-font);
  font-weight: 600;
  color: var(--dark-gray);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 15px;
  border: 1px solid var(--medium-gray);
  border-radius: var(--radius-sm);
  font-family: var(--body-font);
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(62, 92, 118, 0.1);
}

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

/* History Section */
.history {
  background-color: var(--white);
}

.timeline {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  width: 4px;
  background-color: var(--primary-light);
  top: 0;
  bottom: 0;
  left: 50%;
  margin-left: -2px;
  border-radius: var(--radius-full);
}

.timeline-item {
  padding: var(--space-lg) 0;
  position: relative;
  width: 100%;
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-normal);
}

.timeline-item.animated {
  opacity: 1;
  transform: translateY(0);
}

.timeline-item::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  right: calc(50% - 10px);
  background-color: var(--white);
  border: 4px solid var(--primary-color);
  top: 25px;
  border-radius: 50%;
  z-index: 1;
  box-shadow: var(--shadow-sm);
}

.timeline-date {
  position: absolute;
  width: 180px;
  padding: 8px 0;
  background-color: var(--primary-color);
  color: var(--white);
  text-align: center;
  font-family: var(--heading-font);
  font-weight: 600;
  border-radius: var(--radius-md);
  left: calc(50% - 90px);
  top: -15px;
  z-index: 2;
  box-shadow: var(--shadow-sm);
}

.timeline-content {
  padding: 20px 30px;
  background-color: var(--white);
  position: relative;
  border-radius: var(--radius-md);
  width: 45%;
  box-shadow: var(--shadow-md);
}

.timeline-item:nth-child(odd) .timeline-content {
  left: 55%;
}

.timeline-item:nth-child(even) .timeline-content {
  left: 0;
}

.timeline-image {
  margin-top: var(--space-md);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

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

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

/* Instructors Section */
.instructors {
  background-color: var(--light-gray);
}

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

.instructors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-xl);
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-normal);
}

.instructors-grid.animated {
  opacity: 1;
  transform: translateY(0);
}

.position {
  font-family: var(--heading-font);
  font-weight: 500;
  color: var(--secondary-color);
  margin-bottom: var(--space-md);
  font-style: italic;
}

/* Blog Section */
.blog {
  background-color: var(--white);
}

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

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-xl);
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-normal);
}

.blog-grid.animated {
  opacity: 1;
  transform: translateY(0);
}

.blog-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background-color: var(--white);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  display: flex;
  flex-direction: column;
}

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

.blog-image {
  height: 200px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

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

.blog-content {
  padding: var(--space-lg);
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.blog-date {
  font-family: var(--heading-font);
  font-size: 0.9rem;
  color: var(--dark-gray);
  margin-bottom: var(--space-md);
}

.blog-card h3 {
  margin-bottom: var(--space-sm);
  transition: color var(--transition-fast);
}

.blog-card:hover h3 {
  color: var(--primary-color);
}

.blog-card .btn-text {
  margin-top: auto;
  align-self: flex-start;
}

/* Accolades Section */
.accolades {
  background-color: var(--light-gray);
}

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

.accolades-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--space-xl);
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-normal);
}

.accolades-grid.animated {
  opacity: 1;
  transform: translateY(0);
}

.accolade-item {
  text-align: center;
  padding: var(--space-lg);
  background-color: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

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

.accolade-image {
  width: 150px;
  height: 150px;
  margin: 0 auto var(--space-lg);
  border-radius: 50%;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

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

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

/* Research Section */
.research {
  background-color: var(--white);
}

.research-content {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.research-text {
  flex: 1;
}

.research-image {
  flex: 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

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

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

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

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-logo p {
  margin-top: var(--space-md);
  color: var(--medium-gray);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.footer-nav h3,
.footer-legal h3,
.footer-social h3,
.footer-contact h3 {
  color: var(--white);
  margin-bottom: var(--space-md);
  font-size: 1.2rem;
}

.footer-nav ul,
.footer-legal ul,
.footer-social ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-nav li,
.footer-legal li,
.footer-social li {
  margin-bottom: var(--space-sm);
}

.footer-nav a,
.footer-legal a,
.footer-social a {
  color: var(--medium-gray);
  transition: color var(--transition-fast);
  font-family: var(--heading-font);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-nav a:hover,
.footer-legal a:hover,
.footer-social a:hover {
  color: var(--white);
}

.footer-contact p {
  color: var(--medium-gray);
  margin-bottom: var(--space-sm);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
  color: var(--medium-gray);
  font-size: 0.9rem;
  margin: 0;
}

/* Cookie Consent */
.cookie-consent {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(0, 0, 0, 0.8);
  color: var(--white);
  padding: 15px;
  text-align: center;
  z-index: 9999;
}

.cookie-consent p {
  margin-bottom: 10px;
}

#acceptCookies {
  background-color: var(--success);
  border: none;
  color: var(--white);
  padding: 10px 20px;
  margin: 10px;
  cursor: pointer;
  border-radius: 4px;
  transition: background-color var(--transition-fast);
}

#acceptCookies:hover {
  background-color: #218838;
}

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

.success-content {
  max-width: 600px;
  padding: var(--space-xl);
  background-color: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.success-icon {
  font-size: 5rem;
  color: var(--success);
  margin-bottom: var(--space-lg);
}

.success-content h1 {
  margin-bottom: var(--space-md);
}

.success-content p {
  margin-bottom: var(--space-lg);
}

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

.privacy-content,
.terms-content {
  background-color: var(--white);
  padding: var(--space-xl);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.privacy-content h2,
.terms-content h2 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.privacy-content h2:first-child,
.terms-content h2:first-child {
  margin-top: 0;
}

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

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

/* Particle Animation */
.particles-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 1;
}

.particle {
  position: absolute;
  border-radius: 50%;
  opacity: 0.6;
  animation: float 20s infinite;
}

@keyframes float {
  0% {
    transform: translateY(0) translateX(0);
    opacity: 0;
  }
  25% {
    opacity: 0.8;
  }
  50% {
    transform: translateY(-20px) translateX(20px);
    opacity: 0.4;
  }
  75% {
    opacity: 0.8;
  }
  100% {
    transform: translateY(0) translateX(0);
    opacity: 0;
  }
}

/* Media Queries */
@media (max-width: 1200px) {
  :root {
    --container-width: 960px;
  }
  
  h1 {
    font-size: 3rem;
  }
  
  h2 {
    font-size: 2.2rem;
  }
  
  h3 {
    font-size: 1.6rem;
  }
}

@media (max-width: 992px) {
  :root {
    --container-width: 720px;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .footer-logo, .footer-contact {
    text-align: center;
  }
  
  .mission-content,
  .innovation-content,
  .research-content,
  .contact-content {
    flex-direction: column;
  }
  
  .mission-image,
  .innovation-image,
  .research-image {
    margin-top: var(--space-lg);
  }
  
  .timeline::before {
    left: 31px;
  }
  
  .timeline-date {
    width: 140px;
    left: 15px;
  }
  
  .timeline-item::after {
    left: 30px;
    right: auto;
  }
  
  .timeline-content {
    width: calc(100% - 100px);
    padding: 15px 20px;
  }
  
  .timeline-item:nth-child(odd) .timeline-content,
  .timeline-item:nth-child(even) .timeline-content {
    left: 70px;
  }
}

@media (max-width: 768px) {
  :root {
    --container-width: 540px;
  }
  
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  h3 {
    font-size: 1.4rem;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 350px;
    height: 100vh;
    background-color: var(--white);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: right var(--transition-normal);
    box-shadow: var(--shadow-lg);
  }
  
  .nav-links.active {
    right: 0;
  }
  
  .nav-links li {
    margin: var(--space-md) 0;
  }
  
  .hero {
    min-height: 500px;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero p {
    font-size: 1.1rem;
  }
  
  .hero-buttons {
    flex-direction: column;
    gap: var(--space-sm);
  }
  
  .footer-links {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    text-align: center;
  }
}

@media (max-width: 576px) {
  :root {
    --container-padding: 1rem;
  }
  
  h1 {
    font-size: 2.2rem;
  }
  
  h2 {
    font-size: 1.8rem;
  }
  
  h3 {
    font-size: 1.3rem;
  }
  
  .timeline-date {
    width: 120px;
    font-size: 0.9rem;
    padding: 6px 0;
  }
  
  .timeline-content {
    width: calc(100% - 80px);
    padding: 12px 15px;
  }
  
  .timeline-item:nth-child(odd) .timeline-content,
  .timeline-item:nth-child(even) .timeline-content {
    left: 60px;
  }
  
  .contact-form {
    padding: var(--space-lg);
  }
}