:root {
  /* Tetrad color scheme */
  --primary-color: #6c63ff;
  --primary-dark: #5349d2;
  --primary-light: #8a84ff;
  --secondary-color: #ff6c63;
  --secondary-dark: #d25349;
  --secondary-light: #ff8a84;
  --tertiary-color: #63ff6c;
  --tertiary-dark: #49d253;
  --tertiary-light: #84ff8a;
  --quaternary-color: #ff63ff;
  --quaternary-dark: #d249d2;
  --quaternary-light: #ff84ff;

  /* Neutral colors */
  --white: #ffffff;
  --off-white: #f8f9fa;
  --light-gray: #e9ecef;
  --medium-gray: #dee2e6;
  --dark-gray: #495057;
  --black: #212529;

  /* Font sizes - adaptive typography */
  --font-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --font-sm: clamp(0.875rem, 0.8rem + 0.375vw, 1rem);
  --font-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --font-md: clamp(1.125rem, 1rem + 0.625vw, 1.25rem);
  --font-lg: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
  --font-xl: clamp(1.5rem, 1.25rem + 1.25vw, 2rem);
  --font-2xl: clamp(1.875rem, 1.5rem + 1.875vw, 2.5rem);
  --font-3xl: clamp(2.25rem, 1.75rem + 2.5vw, 3rem);
  --font-4xl: clamp(2.5rem, 2rem + 2.5vw, 3.5rem);

  /* Spacing */
  --space-xs: clamp(0.5rem, 0.4rem + 0.5vw, 0.75rem);
  --space-sm: clamp(0.75rem, 0.6rem + 0.75vw, 1rem);
  --space-md: clamp(1rem, 0.8rem + 1vw, 1.5rem);
  --space-lg: clamp(1.5rem, 1.2rem + 1.5vw, 2rem);
  --space-xl: clamp(2rem, 1.6rem + 2vw, 3rem);
  --space-2xl: clamp(3rem, 2.4rem + 3vw, 4rem);

  /* Shadows and effects for neuromorphism */
  --nm-shadow-small: 3px 3px 6px rgba(0, 0, 0, 0.1), -3px -3px 6px rgba(255, 255, 255, 0.8);
  --nm-shadow-medium: 5px 5px 10px rgba(0, 0, 0, 0.1), -5px -5px 10px rgba(255, 255, 255, 0.8);
  --nm-shadow-large: 10px 10px 20px rgba(0, 0, 0, 0.1), -10px -10px 20px rgba(255, 255, 255, 0.8);
  --nm-shadow-inset: inset 3px 3px 6px rgba(0, 0, 0, 0.1), inset -3px -3px 6px rgba(255, 255, 255, 0.8);
  
  /* Border radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Base styles */
body {
  font-family: 'Rubik', sans-serif;
  font-size: var(--font-base);
  color: var(--black);
  background-color: var(--off-white);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Manrope', sans-serif;
  margin-bottom: var(--space-md);
  font-weight: 700;
  line-height: 1.2;
  color: var(--dark-gray);
}

h1 {
  font-size: var(--font-4xl);
}

h2 {
  font-size: var(--font-3xl);
}

h3 {
  font-size: var(--font-2xl);
}

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

h5 {
  font-size: var(--font-lg);
}

h6 {
  font-size: var(--font-md);
}

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

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

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

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

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

.section-title {
  text-align: center;
  margin-bottom: var(--space-lg);
  position: relative;
  color: var(--black);
}

.section-description {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--space-xl);
  color: var(--dark-gray);
}

.section-divider {
  width: 60px;
  height: 4px;
  background: var(--primary-color);
  margin: 0 auto var(--space-lg);
  border-radius: var(--radius-full);
}

/* Neuromorphic card style */
.card {
  background: var(--off-white);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  box-shadow: var(--nm-shadow-medium);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  border: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow: hidden;
}

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

.card-image {
  width: 100%;
  margin-bottom: var(--space-md);
  border-radius: var(--radius-sm);
  overflow: hidden;
  text-align: center;
}

.card-image img {
  width: 100%;
  height: auto;
  object-fit: cover;
  transition: transform var(--transition-medium);
  margin: 0 auto;
}

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

.card-content {
  width: 100%;
  text-align: center;
}

/* Buttons */
.btn, 
button, 
input[type="submit"] {
  display: inline-block;
  font-weight: 500;
  text-align: center;
  vertical-align: middle;
  cursor: pointer;
  user-select: none;
  padding: 0.75rem 1.5rem;
  font-size: var(--font-sm);
  line-height: 1.5;
  border-radius: var(--radius-full);
  transition: all var(--transition-medium);
  text-transform: uppercase;
  letter-spacing: 1px;
  border: none;
  position: relative;
  overflow: hidden;
  z-index: 1;
  box-shadow: var(--nm-shadow-small);
}

.btn:hover, 
button:hover, 
input[type="submit"]:hover {
  transform: translateY(-2px);
  box-shadow: var(--nm-shadow-medium);
}

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

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

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

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

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

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

.btn-tertiary:hover {
  background-color: var(--tertiary-dark);
  text-decoration: none;
}

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

.btn-outline:hover {
  background-color: var(--primary-color);
  color: var(--white) !important;
  text-decoration: none;
}

.btn-block {
  display: block;
  width: 100%;
}

/* Header and Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
  transition: all var(--transition-medium);
}

.header.scrolled {
  padding: 0.5rem 0;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.navbar {
  padding: 1rem 0;
}

.navbar-brand {
  font-family: 'Manrope', sans-serif;
  font-size: var(--font-lg);
  font-weight: 700;
  color: var(--primary-color);
  transition: color var(--transition-fast);
}

.navbar-brand:hover {
  color: var(--primary-dark);
  text-decoration: none;
}

.navbar-toggler {
  border: none;
  padding: 0.5rem;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-sm);
  background-color: var(--off-white);
  box-shadow: var(--nm-shadow-small);
}

.navbar-toggler:focus {
  outline: none;
  box-shadow: var(--nm-shadow-inset);
}

.nav-link {
  font-weight: 500;
  padding: 0.5rem 1rem !important;
  color: var(--dark-gray) !important;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: var(--primary-color) !important;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width var(--transition-medium), left var(--transition-medium);
}

.nav-link:hover::after {
  width: 100%;
  left: 0;
}

/* Hero Section */
.hero-section {
  padding: 0;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
  color: var(--white);
}

.hero-section::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: 1;
}

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

.hero-title {
  font-size: var(--font-4xl);
  margin-bottom: var(--space-md);
  color: var(--white);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  animation: fadeInDown 1s ease-out;
}

.hero-subtitle {
  font-size: var(--font-xl);
  margin-bottom: var(--space-lg);
  color: var(--white);
  text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.5);
  animation: fadeInUp 1s ease-out 0.3s;
  animation-fill-mode: both;
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  animation: fadeIn 1s ease-out 0.6s;
  animation-fill-mode: both;
}

/* About Section */
.about-section {
  background-color: var(--white);
}

.about-content {
  padding-right: var(--space-lg);
}

.about-image-container {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--nm-shadow-large);
  transform: perspective(1000px) rotateY(-5deg);
  transition: transform var(--transition-medium);
}

.about-image-container:hover {
  transform: perspective(1000px) rotateY(0deg);
}

.feature-card {
  text-align: center;
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  background-color: var(--white);
  box-shadow: var(--nm-shadow-medium);
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.feature-icon {
  width: 80px;
  height: 80px;
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: var(--light-gray);
  box-shadow: var(--nm-shadow-small);
}

/* Team Section */
.team-section {
  background-color: var(--off-white);
}

.team-card {
  height: 100%;
}

.team-card .card-image {
  height: 300px;
  overflow: hidden;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

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

.team-card .position {
  color: var(--primary-color);
  font-weight: 500;
  margin-bottom: var(--space-sm);
}

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

.instructor-card {
  height: 100%;
}

.instructor-card .card-image {
  height: 300px;
  border-radius: 50%;
  width: 200px;
  overflow: hidden;
  margin-bottom: var(--space-md);
  box-shadow: var(--nm-shadow-medium);
  transition: transform var(--transition-medium);
}

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

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

.instructor-card .position {
  color: var(--secondary-color);
  font-weight: 500;
  margin-bottom: var(--space-sm);
}

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

.resource-card {
  height: 100%;
}

.resource-card .card-image {
  height: 200px;
  overflow: hidden;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

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

.resource-link {
  display: inline-block;
  margin-top: var(--space-sm);
  font-weight: 500;
  color: var(--primary-color);
  transition: color var(--transition-fast);
  position: relative;
}

.resource-link::after {
  content: '→';
  margin-left: 5px;
  transition: transform var(--transition-fast);
  display: inline-block;
}

.resource-link:hover {
  color: var(--primary-dark);
  text-decoration: none;
}

.resource-link:hover::after {
  transform: translateX(5px);
}

/* Events Section */
.events-section {
  background-color: var(--white);
}

.event-card {
  height: 100%;
  position: relative;
}

.event-date {
  position: absolute;
  top: 20px;
  left: 20px;
  background-color: var(--quaternary-color);
  color: var(--white);
  padding: var(--space-sm);
  border-radius: var(--radius-sm);
  text-align: center;
  min-width: 60px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  z-index: 2;
}

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

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

.event-card .card-image {
  height: 200px;
  overflow: hidden;
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

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

.event-location {
  color: var(--dark-gray);
  margin-bottom: var(--space-sm);
  font-style: italic;
}

/* FAQ Section */
.faq-section {
  background-color: var(--off-white);
}

.accordion-item {
  border: none;
  margin-bottom: var(--space-md);
  border-radius: var(--radius-md) !important;
  overflow: hidden;
  box-shadow: var(--nm-shadow-medium);
}

.accordion-header {
  margin-bottom: 0;
}

.accordion-button {
  font-family: 'Manrope', sans-serif;
  font-weight: 600;
  padding: var(--space-md) var(--space-lg);
  background-color: var(--white);
  color: var(--black);
  box-shadow: none;
  border-radius: var(--radius-md) !important;
}

.accordion-button:not(.collapsed) {
  color: var(--primary-color);
  background-color: var(--white);
  box-shadow: none;
}

.accordion-button:focus {
  box-shadow: none;
  border-color: transparent;
}

.accordion-button::after {
  background-size: 1.25rem;
  transition: transform var(--transition-medium);
}

.accordion-body {
  padding: var(--space-md) var(--space-lg);
  background-color: var(--white);
}

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

.contact-info {
  margin-bottom: var(--space-xl);
}

.contact-item {
  display: flex;
  align-items: center;
  margin-bottom: var(--space-md);
}

.contact-item .icon {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: var(--space-md);
  background-color: var(--light-gray);
  box-shadow: var(--nm-shadow-small);
}

.contact-item .text {
  flex: 1;
}

.contact-item h4 {
  margin-bottom: 0.25rem;
}

.contact-map {
  margin-top: var(--space-lg);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--nm-shadow-medium);
}

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

.contact-form .form-control {
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  background-color: var(--white);
  box-shadow: var(--nm-shadow-inset);
  transition: box-shadow var(--transition-fast);
}

.contact-form .form-control:focus {
  box-shadow: inset 4px 4px 8px rgba(0, 0, 0, 0.1), inset -4px -4px 8px rgba(255, 255, 255, 0.9);
  outline: none;
}

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

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

/* Footer */
.footer {
  background-color: var(--black);
  color: var(--white);
  padding: var(--space-xl) 0 var(--space-lg);
}

.footer h3 {
  color: var(--white);
  margin-bottom: var(--space-md);
  position: relative;
  display: inline-block;
}

.footer h3::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 50px;
  height: 2px;
  background-color: var(--primary-color);
}

.footer-about p {
  margin-bottom: var(--space-md);
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.social-links a {
  color: var(--light-gray);
  transition: color var(--transition-fast);
  margin-right: var(--space-md);
  font-weight: 500;
}

.social-links a:hover {
  color: var(--primary-light);
  text-decoration: none;
}

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

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: var(--light-gray);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--primary-light);
  text-decoration: none;
}

.footer-newsletter p {
  margin-bottom: var(--space-md);
}

.newsletter-form .input-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.newsletter-form .form-control {
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  background-color: rgba(255, 255, 255, 0.1);
  box-shadow: inset 2px 2px 5px rgba(0, 0, 0, 0.2);
  color: var(--white);
  transition: background-color var(--transition-fast);
}

.newsletter-form .form-control::placeholder {
  color: var(--medium-gray);
}

.newsletter-form .form-control:focus {
  background-color: rgba(255, 255, 255, 0.15);
  box-shadow: inset 3px 3px 6px rgba(0, 0, 0, 0.3);
  outline: none;
}

.copyright {
  text-align: center;
  padding-top: var(--space-lg);
  margin-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: var(--font-sm);
  color: var(--medium-gray);
}

/* Cookie Consent */
#cookie-consent {
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  box-shadow: 0 -5px 15px rgba(0, 0, 0, 0.2);
}

#cookie-consent p {
  margin-bottom: var(--space-sm);
}

#accept-cookies:hover {
  background-color: #e6b800;
}

/* Success Page */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--off-white);
  padding: var(--space-xl) 0;
}

.success-container {
  text-align: center;
  max-width: 600px;
  padding: var(--space-xl);
  background-color: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--nm-shadow-large);
  animation: fadeInUp 1s ease-out;
}

.success-icon {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background-color: var(--tertiary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  color: var(--white);
  font-size: 3rem;
  box-shadow: var(--nm-shadow-medium);
}

/* Privacy & Terms Pages */
.page-content {
  padding-top: 100px;
  min-height: calc(100vh - 200px);
}

.page-content .container {
  background-color: var(--white);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  box-shadow: var(--nm-shadow-medium);
}

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

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

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

/* Media Queries */
@media (max-width: 992px) {
  .hero-buttons {
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
  }
  
  .about-content {
    padding-right: 0;
    margin-bottom: var(--space-lg);
  }
  
  .newsletter-form .input-group {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: var(--font-3xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-lg);
  }
  
  .contact-form-container {
    padding: var(--space-lg);
  }
  
  .event-date {
    top: 10px;
    left: 10px;
    padding: 0.5rem;
    min-width: 50px;
  }
  
  .event-date .day {
    font-size: var(--font-lg);
  }
}

@media (max-width: 576px) {
  section {
    padding: var(--space-lg) 0;
  }
  
  .section-title {
    font-size: var(--font-2xl);
  }
  
  .card {
    padding: var(--space-md);
  }
  
  .contact-item {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .contact-item .icon {
    margin-bottom: var(--space-sm);
    margin-right: 0;
  }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
  :root {
    --off-white: #1a1a1a;
    --light-gray: #2a2a2a;
    --medium-gray: #5a5a5a;
    --dark-gray: #b0b0b0;
    --black: #f0f0f0;
    --white: #121212;
    
    --nm-shadow-small: 3px 3px 6px rgba(0, 0, 0, 0.4), -3px -3px 6px rgba(255, 255, 255, 0.05);
    --nm-shadow-medium: 5px 5px 10px rgba(0, 0, 0, 0.4), -5px -5px 10px rgba(255, 255, 255, 0.05);
    --nm-shadow-large: 10px 10px 20px rgba(0, 0, 0, 0.4), -10px -10px 20px rgba(255, 255, 255, 0.05);
    --nm-shadow-inset: inset 3px 3px 6px rgba(0, 0, 0, 0.4), inset -3px -3px 6px rgba(255, 255, 255, 0.05);
  }
  
  .header {
    background-color: rgba(26, 26, 26, 0.95);
  }
  
  .hero-title, .hero-subtitle {
    color: #ffffff;
  }
  
  .card, .contact-form-container, .accordion-button, .accordion-body {
    background-color: #222222;
  }
  
  .contact-form .form-control {
    background-color: #2a2a2a;
    color: #f0f0f0;
  }
  
  .contact-form .form-control::placeholder {
    color: #888888;
  }
}
p{
  color: #b2adad;
}