/* CSS Variables - Split-Complementary Color Scheme with Eco-Minimalism */
:root {
  /* Split-Complementary Colors */
  --primary-color: #2d8a47; /* Forest Green */
  --primary-dark: #1a5228;
  --primary-light: #4eb569;
  --secondary-color: #8a2d70; /* Magenta */
  --secondary-dark: #5a1c48;
  --secondary-light: #b84791;
  --accent-color: #2d708a; /* Blue */
  --accent-dark: #1c455a;
  --accent-light: #4192b8;
  
  /* Eco-Minimalism Neutrals */
  --eco-white: #fefffe;
  --eco-light: #f8faf9;
  --eco-medium: #e8ebe9;
  --eco-dark: #2c2f2d;
  --eco-charcoal: #1a1c1b;
  
  /* Gradient Backgrounds */
  --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
  --gradient-secondary: linear-gradient(135deg, var(--secondary-color) 0%, var(--primary-color) 100%);
  --gradient-hero: linear-gradient(135deg, rgba(45, 138, 71, 0.9) 0%, rgba(45, 112, 138, 0.9) 100%);
  --gradient-dark: linear-gradient(135deg, var(--eco-charcoal) 0%, var(--eco-dark) 100%);
  
  /* Typography */
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 4rem;
  
  /* Shadows & Effects */
  --shadow-sm: 0 2px 8px rgba(45, 138, 71, 0.1);
  --shadow-md: 0 4px 16px rgba(45, 138, 71, 0.15);
  --shadow-lg: 0 8px 32px rgba(45, 138, 71, 0.2);
  --shadow-brutalist: 4px 4px 0px var(--eco-charcoal);
  
  /* Transitions */
  --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  line-height: 1.7;
  color: var(--eco-dark);
  background-color: var(--eco-white);
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--spacing-sm);
  color: var(--eco-charcoal);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
  margin-bottom: var(--spacing-sm);
  font-size: 1.1rem;
}

/* Buttons - Global Styles */
.btn {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.875rem 2rem;
  border: 2px solid transparent;
  border-radius: 0;
  text-decoration: none;
  display: inline-block;
  transition: var(--transition-smooth);
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-brutalist);
}

.btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0px var(--eco-charcoal);
}

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

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

.btn-outline-primary {
  background: transparent;
  color: var(--primary-color);
  border-color: var(--primary-color);
}

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

.btn-outline-light {
  background: transparent;
  color: var(--eco-white);
  border-color: var(--eco-white);
}

.btn-outline-light:hover {
  background: var(--eco-white);
  color: var(--primary-color);
}

.btn-lg {
  padding: 1.125rem 2.5rem;
  font-size: 1.125rem;
}

button, input[type='submit'] {
  font-family: var(--font-heading);
  font-weight: 600;
  cursor: pointer;
}

/* Header & Navigation */
header {
  z-index: 1000;
}

.navbar {
  background: var(--gradient-dark) !important;
  backdrop-filter: blur(10px);
  border-bottom: 2px solid var(--primary-color);
  padding: var(--spacing-sm) 0;
  transition: var(--transition-smooth);
}

.navbar-brand {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--eco-white) !important;
  text-decoration: none;
}

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

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

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

.navbar-nav .nav-link:hover::after {
  width: 80%;
  left: 10%;
}

/* Hero Section */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background-size: cover !important;
  background-repeat: no-repeat !important;
  background-position: center center !important;
  background-attachment: fixed;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-hero);
  z-index: 1;
}

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

.hero-title {
  color: var(--eco-white) !important;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  margin-bottom: var(--spacing-md);
  animation: heroTitleSlide 1s ease-out;
}

.hero-subtitle {
  color: var(--eco-white) !important;
  font-size: 1.25rem;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
  margin-bottom: var(--spacing-lg);
  animation: heroSubtitleSlide 1s ease-out 0.3s both;
}

.hero-buttons {
  animation: heroButtonsSlide 1s ease-out 0.6s both;
}

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

.particle {
  position: absolute;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  animation: particleFloat 6s infinite linear;
}

@keyframes particleFloat {
  0% {
    transform: translateY(100vh) rotate(0deg);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    transform: translateY(-100px) rotate(360deg);
    opacity: 0;
  }
}

@keyframes heroTitleSlide {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes heroSubtitleSlide {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

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

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-md);
  position: relative;
  font-weight: 800;
  color: var(--eco-charcoal);
}

.section-subtitle {
  text-align: center;
  font-size: 1.125rem;
  color: var(--eco-dark);
  opacity: 0.8;
  margin-bottom: var(--spacing-lg);
}

.title-underline {
  width: 80px;
  height: 4px;
  background: var(--gradient-primary);
  margin: var(--spacing-sm) auto var(--spacing-md);
  border-radius: 2px;
}

/* Mission Section */
#mission {
  background: var(--eco-light);
}

.mission-content {
  padding: var(--spacing-md);
}

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

.image-container {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: var(--shadow-md);
}

.image-container img {
  width: 100%;
  height: auto;
  transition: var(--transition-smooth);
}

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

/* Instructors Section */
.instructor-card {
  background: var(--eco-white);
  border: none;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition-smooth);
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.instructor-card:hover {
  transform: translateY(-8px);
  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: var(--transition-smooth);
}

.card-content {
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.card-title {
  color: var(--primary-color);
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.expertise-list {
  list-style: none;
  padding: 0;
  margin-top: var(--spacing-sm);
}

.expertise-list li {
  padding: 0.25rem 0;
  color: var(--accent-color);
  font-weight: 500;
  font-size: 0.9rem;
}

.expertise-list li::before {
  content: '▸ ';
  color: var(--primary-color);
  font-weight: bold;
}

/* Methodology Section */
#methodology {
  background: var(--eco-light);
}

.methodology-item {
  padding: var(--spacing-md);
  background: var(--eco-white);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--spacing-md);
  position: relative;
  transition: var(--transition-smooth);
}

.methodology-item:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-md);
}

.method-icon {
  position: absolute;
  top: -10px;
  left: -10px;
  width: 60px;
  height: 60px;
  background: var(--gradient-primary);
  color: var(--eco-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.5rem;
  border-radius: 50%;
  box-shadow: var(--shadow-brutalist);
}

.methodology-item h4 {
  margin-left: 60px;
  margin-bottom: var(--spacing-sm);
  color: var(--primary-color);
}

.methodology-item p {
  margin-left: 60px;
  color: var(--eco-dark);
}

/* Awards Section */
.award-card {
  padding: var(--spacing-md);
  background: var(--eco-white);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

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

.award-card img {
  width: 100%;
  max-width: 200px;
  height: 150px;
  object-fit: cover;
  border-radius: 4px;
  margin: 0 auto;
}

.award-card h5 {
  color: var(--secondary-color);
  margin-top: var(--spacing-sm);
}

/* Resources Section */
.resource-card {
  background: var(--eco-white);
  border: none;
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  height: 100%;
  display: flex;
  flex-direction: column;
}

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

.resource-card .card-title a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
}

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

.resource-tag {
  display: inline-block;
  background: var(--accent-color);
  color: var(--eco-white);
  padding: 0.25rem 0.75rem;
  border-radius: 12px;
  font-size: 0.8rem;
  font-weight: 500;
  margin-top: auto;
}

/* Events Calendar */
.events-carousel {
  background: var(--eco-white);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.event-item {
  padding: var(--spacing-md);
  border-bottom: 1px solid var(--eco-medium);
  transition: var(--transition-fast);
}

.event-item:hover {
  background: var(--eco-light);
}

.event-item:last-child {
  border-bottom: none;
}

.event-date {
  background: var(--gradient-secondary);
  color: var(--eco-white);
  border-radius: 8px;
  padding: var(--spacing-sm);
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.event-date .day {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
}

.event-date .month {
  display: block;
  font-size: 0.9rem;
  text-transform: uppercase;
  font-weight: 500;
}

.event-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 4px;
  margin: 0 auto;
}

.event-content h4 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.event-time {
  color: var(--secondary-color);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

/* Contact Section */
#contact {
  background: var(--eco-light);
}

.contact-form-container {
  background: var(--eco-white);
  padding: var(--spacing-lg);
  border-radius: 12px;
  box-shadow: var(--shadow-md);
}

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

.form-control {
  border: 2px solid var(--eco-medium);
  border-radius: 4px;
  padding: 0.75rem;
  font-size: 1rem;
  transition: var(--transition-fast);
  background: var(--eco-white);
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(45, 138, 71, 0.2);
  outline: 0;
}

.form-control:invalid {
  border-color: var(--secondary-color);
}

/* Footer */
.footer {
  background: var(--gradient-dark);
  color: var(--eco-light);
  margin-top: var(--spacing-xl);
}

.footer-brand h4 {
  color: var(--eco-white);
  font-weight: 800;
  margin-bottom: var(--spacing-sm);
}

.footer-brand p {
  color: var(--eco-light);
  opacity: 0.9;
}

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

.footer-social a {
  color: var(--eco-light);
  text-decoration: none;
  padding: 0.5rem 1rem;
  border: 1px solid var(--eco-light);
  border-radius: 4px;
  transition: var(--transition-fast);
  font-weight: 500;
}

.footer-social a:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--eco-white);
}

.footer-links h5 {
  color: var(--eco-white);
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  font-size: 1.1rem;
}

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

.footer-links ul li a {
  color: var(--eco-light);
  text-decoration: none;
  transition: var(--transition-fast);
  opacity: 0.9;
}

.footer-links ul li a:hover {
  color: var(--primary-light);
  opacity: 1;
  text-decoration: underline;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: var(--spacing-md);
  padding-top: var(--spacing-md) !important;
}

.footer-bottom p {
  color: var(--eco-light);
  opacity: 0.8;
  margin: 0;
  font-size: 0.9rem;
}

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

.success-content {
  background: var(--eco-white);
  padding: var(--spacing-xl);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  max-width: 500px;
  margin: 0 auto;
}

.success-icon {
  width: 80px;
  height: 80px;
  background: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-md);
  font-size: 2rem;
  color: var(--eco-white);
}

/* Privacy & Terms Pages */
.legal-page {
  padding-top: 100px;
  background: var(--eco-light);
}

.legal-content {
  background: var(--eco-white);
  padding: var(--spacing-lg);
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--spacing-lg);
}

.legal-content h2 {
  color: var(--primary-color);
  border-bottom: 2px solid var(--primary-color);
  padding-bottom: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.legal-content h3 {
  color: var(--secondary-color);
  margin-top: var(--spacing-md);
}

/* Cookie Consent */
.cookie-consent {
  background: rgba(26, 28, 27, 0.95) !important;
  backdrop-filter: blur(10px);
  border-top: 2px solid var(--primary-color);
}

/* Utility Classes */
.text-primary { color: var(--primary-color) !important; }
.text-secondary { color: var(--secondary-color) !important; }
.text-accent { color: --accent-color) !important; }
.bg-primary { background: var(--primary-color) !important; }
.bg-secondary { background: var(--secondary-color) !important; }
.bg-gradient-primary { background: var(--gradient-primary) !important; }
.bg-gradient-secondary { background: var(--gradient-secondary) !important; }

.shadow-brutalist {
  box-shadow: var(--shadow-brutalist) !important;
}

.hover-lift {
  transition: var(--transition-smooth);
}

.hover-lift:hover {
  transform: translateY(-5px);
}

/* Responsive Design */
@media (max-width: 768px) {
  :root {
    --spacing-xl: 2rem;
    --spacing-lg: 1.5rem;
  }
  
  .hero-section {
    min-height: 80vh;
    background-attachment: scroll;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
  
  .methodology-item {
    margin-bottom: var(--spacing-sm);
  }
  
  .method-icon {
    position: static;
    margin: 0 auto var(--spacing-sm);
  }
  
  .methodology-item h4,
  .methodology-item p {
    margin-left: 0;
    text-align: center;
  }
  
  .event-date {
    margin-bottom: var(--spacing-sm);
  }
  
  .footer-social {
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .btn {
    width: 100%;
    margin-bottom: var(--spacing-xs);
  }
  
  .hero-buttons .btn {
    width: auto;
    margin: 0.5rem;
  }
}

@media (max-width: 576px) {
  .contact-form-container {
    padding: var(--spacing-md);
  }
  
  .success-content {
    padding: var(--spacing-md);
  }
  
  .methodology-item {
    padding: var(--spacing-sm);
  }
}

/* Performance Optimizations */
.parallax-bg {
  will-change: transform;
}

.card,
.btn,
.methodology-item,
.award-card {
  will-change: transform, box-shadow;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .parallax-bg {
    background-attachment: scroll;
  }
}

/* Focus States */
.btn:focus,
.form-control:focus,
.nav-link:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* Print Styles */
@media print {
  .navbar,
  .footer,
  .cookie-consent,
  #particles {
    display: none !important;
  }
  
  .hero-section {
    background: none !important;
    color: black !important;
  }
  
  * {
    box-shadow: none !important;
    text-shadow: none !important;
  }
}