/* CSS Variables for Theme */
:root {
  /* Color Palette - Triadic Color Scheme */
  --primary-color: #ff6b35; /* Vibrant Orange */
  --secondary-color: #4ca5be; /* Teal Blue */
  --tertiary-color: #a660f7; /* Purple */

  /* Darker Variants */
  --primary-dark: #d45529;
  --secondary-dark: #3a7d8f;
  --tertiary-dark: #8445c9;

  /* Lighter Variants */
  --primary-light: #ff8c61;
  --secondary-light: #6bbbd0;
  --tertiary-light: #ba85fa;

  /* Neutrals */
  --white: #ffffff;
  --light-gray: #f5f5f5;
  --medium-gray: #dddddd;
  --dark-gray: #333333;
  --black: #111111;

  /* Text Colors */
  --text-dark: #2b2b2b;
  --text-light: #f7f7f7;
  --text-muted: #767676;

  /* UI Colors */
  --success: #4caf50;
  --warning: #ff9800;
  --error: #f44336;
  --info: #2196f3;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 5rem;

  /* 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-xxl: 2rem;
  --font-size-xxxl: 3rem;

  /* Border Radius */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  --border-radius-full: 9999px;

  /* Box Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Z-index */
  --z-back: -1;
  --z-normal: 1;
  --z-tooltip: 10;
  --z-fixed: 100;
  --z-modal: 1000;

  /* Container Width */
  --container-sm: 540px;
  --container-md: 720px;
  --container-lg: 960px;
  --container-xl: 1140px;
}

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

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

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

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

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

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

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--text-dark);
}

h1 {
  font-size: var(--font-size-xxxl);
}

h2 {
  font-size: var(--font-size-xxl);
  position: relative;
  padding-bottom: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
  text-align: center;
}

h2::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 3px;
  background-color: var(--primary-color);
}

h3 {
  font-size: var(--font-size-xl);
}

h4 {
  font-size: var(--font-size-lg);
}

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

section {
  padding: var(--spacing-xl) 0;
  position: relative;
}

section:nth-of-type(1) {
  padding-top: 120px;
}

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

/* Button Styles */
.btn,
button,
input[type="submit"] {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: var(--font-size-md);
  font-weight: 500;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 1px;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius-sm);
  border: none;
  cursor: pointer;
  transition: transform var(--transition-fast),
    background-color var(--transition-fast), box-shadow var(--transition-fast);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn:hover,
button:hover,
input[type="submit"]:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.btn:active,
button:active,
input[type="submit"]:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

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

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

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

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

.tertiary-btn {
  background-color: transparent;
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
}

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

/* Header and Navigation */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--white);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-md) 0;
  z-index: var(--z-fixed);
}

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

.logo {
  max-width: 180px;
}

.main-nav .nav-links {
  display: flex;
  list-style: none;
}

.nav-links li {
  margin-left: var(--spacing-lg);
}

.nav-links a {
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--text-dark);
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
}

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

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

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

.burger-menu {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.burger-menu span {
  width: 25px;
  height: 3px;
  background-color: var(--text-dark);
  margin-bottom: 5px;
  transition: var(--transition-medium);
}

/* Hero Section */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  color: var(--white);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  padding: 0;

  margin-top: 80px;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.3));
  z-index: var(--z-back);
}

.hero-content {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  z-index: var(--z-normal);
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: var(--spacing-md);
  color: var(--white);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  animation: fadeInUp 1s ease-out;
}

.hero p {
  font-size: clamp(1.1rem, 2vw, 1.5rem);
  margin-bottom: var(--spacing-lg);
  color: var(--white);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
  animation: fadeInUp 1s ease-out 0.3s forwards;
  opacity: 0;
}

.hero .btn {
  animation: fadeInUp 1s ease-out 0.6s forwards;
  opacity: 0;
}

/* About Section */
.about-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-lg);
}

.about-image {
  flex: 1;
  min-width: 300px;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transform: rotate(2deg);
  transition: transform var(--transition-medium);
}

.about-image:hover {
  transform: rotate(0);
}

.about-text {
  flex: 1;
  min-width: 300px;
}

/* Timeline / History Section */
.timeline {
  position: relative;
  max-width: 1000px;
  margin: 0 auto;
  padding: var(--spacing-lg) 0;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 100%;
  background-color: var(--primary-light);
  z-index: var(--z-back);
}

.timeline-item {
  display: flex;
  justify-content: flex-start;
  padding-bottom: var(--spacing-xl);
  width: 50%;
  position: relative;
}

.timeline-item:nth-child(even) {
  margin-left: 50%;
}

.year {
  position: absolute;
  width: 120px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary-color);
  color: var(--white);
  font-family: var(--font-heading);
  font-weight: 500;
  border-radius: var(--border-radius-sm);
  z-index: var(--z-normal);
}

.timeline-item:nth-child(odd) .year {
  right: -60px;
}

.timeline-item:nth-child(even) .year {
  left: -60px;
}

.event {
  background-color: var(--white);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  margin: 0 var(--spacing-lg);
  transition: transform var(--transition-medium);
}

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

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

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

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

.card-image {
  width: 100%;
  height: 250px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: 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(--spacing-lg);
  text-align: center;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.card-content h3 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

.card-content p {
  color: var(--text-dark);
}

/* Portfolio Section */
.portfolio-carousel {
  position: relative;
  margin: var(--spacing-xl) 0;
}

.carousel-container {
  overflow: hidden;
}

.carousel-item {
  display: none;
  animation: fadeIn var(--transition-medium);
}

.carousel-item.active {
  display: block;
}

.image-container {
  width: 100%;
  height: 500px;
  overflow: hidden;
  border-radius: var(--border-radius-md);
  margin-bottom: var(--spacing-lg);
  box-shadow: var(--shadow-lg);
}

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

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

.carousel-controls {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0 var(--spacing-sm);
  z-index: var(--z-normal);
}

.prev-btn,
.next-btn {
  background-color: rgba(255, 255, 255, 0.5);
  color: var(--text-dark);
  border: none;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  font-size: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(5px);
  transition: var(--transition-medium);
}

.prev-btn:hover,
.next-btn:hover {
  background-color: rgba(255, 255, 255, 0.8);
}

.carousel-dots {
  display: flex;
  justify-content: center;
  margin-top: var(--spacing-md);
}

.dot {
  width: 12px;
  height: 12px;
  background-color: var(--medium-gray);
  border-radius: 50%;
  margin: 0 5px;
  cursor: pointer;
  transition: var(--transition-medium);
}

.dot.active {
  background-color: var(--primary-color);
}

/* Research Section */
.research-content {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.research-text {
  flex: 1;
  min-width: 300px;
}

.research-image {
  flex: 1;
  min-width: 300px;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

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

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

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

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

.resource-card {
  background-color: var(--white);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-medium),
    box-shadow var(--transition-medium);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

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

.resource-card a {
  margin-top: auto;
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--primary-color);
  font-weight: 600;
  border-bottom: 2px solid var(--primary-color);
  transition: var(--transition-medium);
}

.resource-card a:hover {
  background-color: var(--primary-light);
  color: var(--white);
  border-radius: var(--border-radius-sm);
  border-bottom-color: transparent;
}

/* Why Us Section */
.reasons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.reason-card {
  background-color: var(--white);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-medium),
    box-shadow var(--transition-medium);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.reason-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background-color: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-md);
  overflow: hidden;
}

.reason-icon img {
  width: 50px;
  height: 50px;
  object-fit: contain;
}

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

/* FAQ Section */
.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: var(--spacing-md);
  border-radius: var(--border-radius-md);
  background-color: var(--white);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.faq-question {
  padding: var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: var(--transition-medium);
}

.faq-question h3 {
  margin-bottom: 0;
  font-size: var(--font-size-lg);
  flex-grow: 1;
}

.toggle-icon {
  font-size: 24px;
  font-weight: bold;
  color: var(--primary-color);
  margin-left: var(--spacing-md);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
  padding: 0 var(--spacing-lg);
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding-bottom: var(--spacing-lg);
}

.faq-item.active .toggle-icon {
  transform: rotate(45deg);
}

/* Success Stories / Testimonials Section */
.testimonials-carousel {
  position: relative;
  margin: var(--spacing-xl) 0;
}

.testimonial {
  background-color: var(--white);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  position: relative;
  margin: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.quote-icon {
  font-size: 60px;
  color: var(--primary-light);
  position: absolute;
  top: 10px;
  left: 20px;
  opacity: 0.3;
}

.testimonial-text {
  font-style: italic;
  margin-bottom: var(--spacing-lg);
  position: relative;
  z-index: var(--z-normal);
}

.testimonial-author {
  display: flex;
  align-items: center;
  margin-top: auto;
}

.testimonial-author img {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  object-fit: cover;
  margin-right: var(--spacing-md);
  border: 3px solid var(--primary-light);
}

.author-info h4 {
  margin-bottom: 0;
  color: var(--primary-color);
}

.author-info p {
  margin-bottom: 0;
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

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

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

.blog .card {
  height: 100%;
}

.blog .card-content {
  text-align: left;
  align-items: flex-start;
}

.date {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-sm);
  display: block;
}

.read-more {
  display: inline-block;
  margin-top: auto;
  color: var(--primary-color);
  font-weight: 600;
  padding-bottom: 2px;
  border-bottom: 2px solid var(--primary-color);
  transition: var(--transition-medium);
}

.read-more:hover {
  color: var(--primary-dark);
  border-bottom-color: var(--primary-dark);
  transform: translateX(5px);
}

.blog-cta {
  text-align: center;
  margin-top: var(--spacing-xl);
}

/* Events Section */
.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.events .card {
  height: 100%;
  align-items: stretch;
}

.events .card-content {
  position: relative;
  padding-top: 60px;
  text-align: left;
  align-items: flex-start;
}

.event-date {
  position: absolute;
  top: -30px;
  left: var(--spacing-lg);
  width: 60px;
  height: 60px;
  background-color: var(--primary-color);
  color: var(--white);
  border-radius: var(--border-radius-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
}

.event-date .day {
  font-size: var(--font-size-xl);
  font-weight: 700;
  line-height: 1;
}

.event-date .month {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
}

.events .card-content h3 {
  margin-bottom: var(--spacing-sm);
}

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

.events .card-content .btn {
  margin-top: auto;
}

/* Partners Section */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.partner-item {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.partner-item img {
  width: 100%;
  max-width: 200px;
  height: 100px;
  object-fit: contain;
  margin-bottom: var(--spacing-md);
  filter: grayscale(100%);
  transition: filter var(--transition-medium),
    transform var(--transition-medium);
}

.partner-item:hover img {
  filter: grayscale(0%);
  transform: scale(1.05);
}

.partner-item h3 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.partner-item p {
  color: var(--text-muted);
}

/* Accolades Section */
.accolades-slider {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  margin-top: var(--spacing-xl);
}

.accolade-item {
  text-align: center;
  max-width: 300px;
  margin: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.accolade-item img {
  width: 120px;
  height: 120px;
  object-fit: contain;
  margin-bottom: var(--spacing-md);
  transition: transform var(--transition-medium);
}

.accolade-item:hover img {
  transform: scale(1.1) rotate(5deg);
}

.accolade-item h3 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.accolade-item p {
  color: var(--text-muted);
}

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

.contact-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.contact-info {
  flex: 1;
  min-width: 300px;

  padding: var(--spacing-xl);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-info h3 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-md);
}

.info-item {
  margin-bottom: var(--spacing-md);
}

.info-label {
  font-weight: 700;
  color: var(--text-dark);
  margin-right: var(--spacing-sm);
}

.office-hours {
  margin-top: var(--spacing-lg);
}

.office-hours h4 {
  margin-bottom: var(--spacing-sm);
  color: var(--primary-color);
}

.office-hours p {
  margin-bottom: var(--spacing-xs);
  font-size: var(--font-size-sm);
}

.map {
  margin-top: var(--spacing-lg);
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.contact-form {
  flex: 1;
  min-width: 300px;
  background-color: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-md);
}

.contact-form h3 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-lg);
}

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

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

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

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(255, 107, 53, 0.2);
  outline: none;
}

.checkbox-group {
  display: flex;
  align-items: center;
}

.checkbox-group input {
  width: auto;
  margin-right: var(--spacing-sm);
}

.checkbox-group label {
  margin-bottom: 0;
}

/* Footer Section */
.main-footer {
  background-color: var(--dark-gray);
  color: var(--text-light);
  padding: var(--spacing-xl) 0;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-column {
  display: flex;
  flex-direction: column;
}

.footer-logo {
  margin-bottom: var(--spacing-md);
}

.footer-column h3 {
  color: var(--primary-light);
  margin-bottom: var(--spacing-md);
  position: relative;
}

.footer-column h3::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 40px;
  height: 2px;
  background-color: var(--primary-color);
}

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

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

.footer-links a {
  color: var(--text-light);
  transition: color var(--transition-medium), transform var(--transition-medium);
  display: inline-block;
}

.footer-links a:hover {
  color: var(--primary-light);
  transform: translateX(5px);
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.social-links a {
  color: var(--white);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius-sm);
  background-color: rgba(255, 255, 255, 0.1);
  transition: background-color var(--transition-medium),
    transform var(--transition-medium);
}

.social-links a:hover {
  background-color: var(--primary-color);
  transform: translateY(-3px);
}

.contact-info p {
  margin-bottom: var(--spacing-xs);
}

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

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

.success-content {
  max-width: 600px;
  background-color: var(--white);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
  animation: fadeInUp 1s ease-out;
}

.success-icon {
  width: 80px;
  height: 80px;
  background-color: var(--success);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  font-size: 40px;
}

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

.privacy-content,
.terms-content {
  max-width: 800px;
  margin: 0 auto;
  background-color: var(--white);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
}

/* Animation Keyframes */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Media Queries */
@media (max-width: 1200px) {
  :root {
    --font-size-xxxl: 2.5rem;
    --font-size-xxl: 1.75rem;
    --font-size-xl: 1.25rem;
  }

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

  .timeline-item {
    width: 100%;
    padding-left: 60px;
  }

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

  .timeline-item:nth-child(odd) .year,
  .timeline-item:nth-child(even) .year {
    left: 0;
  }
}

@media (max-width: 992px) {
  .burger-menu {
    display: flex;
  }

  .main-nav .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--white);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    z-index: var(--z-modal);
  }

  .nav-links li {
    margin: var(--spacing-sm) 0;
  }

  .main-nav.active .nav-links {
    display: flex;
  }

  .hero h1 {
    font-size: clamp(2rem, 4vw, 3rem);
  }
}

@media (max-width: 768px) {
  :root {
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
  }

  .about-content,
  .research-content {
    flex-direction: column;
  }

  .about-image,
  .research-image {
    order: -1;
  }

  .contact-wrapper {
    flex-direction: column;
  }

  .footer-content {
    grid-template-columns: 1fr;
  }

  .footer-column {
    margin-bottom: var(--spacing-lg);
  }

  .accolades-slider {
    flex-direction: column;
    align-items: center;
  }
}

@media (max-width: 576px) {
  :root {
    --font-size-xxxl: 2rem;
    --font-size-xxl: 1.5rem;
    --font-size-xl: 1.2rem;
    --spacing-lg: 1.5rem;
  }

  .container {
    padding-right: var(--spacing-md);
    padding-left: var(--spacing-md);
  }

  .reason-card,
  .resource-card {
    padding: var(--spacing-md);
  }

  .carousel-controls {
    display: none;
  }
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.mt-0 {
  margin-top: 0;
}

.mt-1 {
  margin-top: var(--spacing-sm);
}

.mt-2 {
  margin-top: var(--spacing-md);
}

.mt-3 {
  margin-top: var(--spacing-lg);
}

.mt-4 {
  margin-top: var(--spacing-xl);
}

.mt-5 {
  margin-top: var(--spacing-xxl);
}

.mb-0 {
  margin-bottom: 0;
}

.mb-1 {
  margin-bottom: var(--spacing-sm);
}

.mb-2 {
  margin-bottom: var(--spacing-md);
}

.mb-3 {
  margin-bottom: var(--spacing-lg);
}

.mb-4 {
  margin-bottom: var(--spacing-xl);
}

.mb-5 {
  margin-bottom: var(--spacing-xxl);
}

.overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: var(--z-back);
}

.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;
}