/* ===== CSS VARIABLES ===== */
:root {
  /* Tetrad Color Scheme */
  --primary-color: #2563eb;
  --secondary-color: #dc2626;
  --tertiary-color: #16a34a;
  --quaternary-color: #ca8a04;
  
  /* Color Variations */
  --primary-light: #60a5fa;
  --primary-dark: #1d4ed8;
  --secondary-light: #f87171;
  --secondary-dark: #b91c1c;
  --tertiary-light: #4ade80;
  --tertiary-dark: #15803d;
  --quaternary-light: #facc15;
  --quaternary-dark: #a16207;
  
  /* Neutral Colors */
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --black: #000000;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--primary-light));
  --gradient-secondary: linear-gradient(135deg, var(--secondary-color), var(--secondary-light));
  --gradient-hero: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  --gradient-overlay: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.3));
  --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
  
  /* Typography */
  --font-primary: 'Montserrat', sans-serif;
  --font-secondary: 'Merriweather', serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --transition-slow: 0.5s ease-in-out;
  
  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal: 1040;
  --z-tooltip: 1070;
}

/* ===== GLOBAL STYLES ===== */
* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-secondary);
  line-height: 1.6;
  color: var(--gray-700);
  background-color: var(--white);
  scroll-behavior: smooth;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--gray-900);
}

h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.875rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h5 { font-size: clamp(1.125rem, 2vw, 1.25rem); }
h6 { font-size: clamp(1rem, 1.5vw, 1.125rem); }

p {
  margin-bottom: var(--spacing-md);
  font-size: 1.1rem;
  line-height: 1.7;
}

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

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

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

/* ===== UTILITY CLASSES ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.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;
}

/* ===== MORPHING ANIMATIONS ===== */
@keyframes morphScale {
  0% { transform: scale(1); }
  50% { transform: scale(1.05); }
  100% { transform: scale(1); }
}

@keyframes morphRotate {
  0% { transform: rotate(0deg) scale(1); }
  25% { transform: rotate(1deg) scale(1.02); }
  50% { transform: rotate(0deg) scale(1.05); }
  75% { transform: rotate(-1deg) scale(1.02); }
  100% { transform: rotate(0deg) scale(1); }
}

@keyframes morphFloat {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

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

.animate-fade-in {
  animation: fadeInUp 1s ease-out;
}

.animate-morph:hover {
  animation: morphScale 0.6s ease-in-out;
}

.animate-float {
  animation: morphFloat 3s ease-in-out infinite;
}

/* ===== BUTTON STYLES (GLOBAL) ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-lg);
  border: 2px solid transparent;
  border-radius: var(--radius-lg);
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  min-width: 140px;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left var(--transition-slow);
}

.btn:hover::before {
  left: 100%;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  filter: brightness(1.1);
}

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

.btn-secondary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  filter: brightness(1.1);
}

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

.btn-outline:hover {
  background: var(--primary-color);
  color: var(--white);
  transform: translateY(-2px);
}

button, input[type='submit'] {
  font-family: inherit;
}

/* ===== CARD STYLES ===== */
.card {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: all var(--transition-normal);
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-glass);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

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

.card:hover::before {
  opacity: 1;
}

.card-image {
  width: 100%;
  height: 200px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

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

.card:hover .card-image img {
  transform: scale(1.1);
}

.card-content {
  padding: var(--spacing-lg);
  text-align: center;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-200);
  z-index: var(--z-fixed);
  transition: all var(--transition-normal);
}

.navbar {
  padding: var(--spacing-sm) 0;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.nav-logo h2 {
  color: var(--primary-color);
  margin: 0;
  font-size: 1.75rem;
  font-weight: 800;
}

.nav-menu {
  display: flex;
  gap: var(--spacing-lg);
  align-items: center;
}

.nav-link {
  color: var(--gray-700);
  font-family: var(--font-primary);
  font-weight: 600;
  font-size: 0.95rem;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: all var(--transition-normal);
  transform: translateX(-50%);
}

.nav-link:hover {
  color: var(--primary-color);
  background: var(--gray-50);
}

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

.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 3px;
}

.bar {
  width: 25px;
  height: 3px;
  background: var(--gray-700);
  transition: var(--transition-normal);
}

/* ===== HERO SECTION ===== */
.hero {
  position: relative;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  filter: brightness(0.7);
  transition: transform 20s ease-out;
}

.hero-background:hover {
  transform: scale(1.1);
}

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

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--white);
  max-width: 800px;
  padding: 0 var(--spacing-md);
}

.hero-title {
  color: var(--white);
  margin-bottom: var(--spacing-lg);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-2xl);
  color: var(--gray-100);
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

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

/* ===== SECTIONS ===== */
section {
  padding: var(--spacing-3xl) 0;
}

.section-title {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: var(--radius-sm);
}

/* ===== HISTORY SECTION ===== */
.history-section {
  background: var(--gray-50);
}

.history-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.history-text {
  font-size: 1.1rem;
  line-height: 1.8;
}

.history-image {
  text-align: center;
}

.history-image img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-slow);
  margin: 0 auto;
}

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

/* ===== PROCESS SECTION ===== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.process-card {
  position: relative;
}

.process-card h3 {
  color: var(--primary-color);
  font-size: 1.5rem;
  margin-bottom: var(--spacing-md);
}

.process-card::before {
  content: '';
  position: absolute;
  top: -10px;
  left: -10px;
  right: -10px;
  bottom: -10px;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl);
  opacity: 0;
  transition: opacity var(--transition-normal);
  z-index: -1;
}

.process-card:hover::before {
  opacity: 0.1;
}

/* ===== TEAM SECTION ===== */
.team-section {
  background: var(--gray-50);
}

.team-grid, .instructors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
}

.team-card .card-image,
.instructor-card .card-image {
  height: 300px;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.team-role, .instructor-specialty {
  color: var(--secondary-color);
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: var(--spacing-sm);
}

/* ===== INSTRUCTORS SECTION ===== */
.instructors-section {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  
}

.instructors-section .section-title {
  color: var(--white);
}

.instructors-section .section-title::after {
  background: var(--white);
}

.instructor-card .card-image {
  height: 250px;
}

/* ===== AWARDS SECTION ===== */
.awards-section {
  background: var(--gray-50);
}

.awards-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.awards-text {
  font-size: 1.1rem;
  line-height: 1.8;
}

.awards-images {
  text-align: center;
}

.awards-images img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  margin: 0 auto;
}

/* ===== RESOURCES SECTION ===== */
.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-lg);
}

.resource-card {
  background: var(--gradient-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--gray-200);
}

/* ===== WEBINARS SECTION ===== */
.webinars-section {
  background: var(--gray-50);
}

.webinars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
}

.webinar-card .card-image {
  height: 200px;
}

.webinar-date {
  color: var(--tertiary-color);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: var(--spacing-sm);
}

.webinar-btn {
  margin-top: auto;
}

/* ===== BLOG SECTION ===== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
}

.blog-card .card-image {
  height: 200px;
}

.blog-date {
  color: var(--gray-500);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-sm);
}

.blog-btn {
  margin-top: auto;
  color: var(--primary-color);
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.blog-btn:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

.blog-btn::after {
  content: '→';
  transition: transform var(--transition-fast);
}

.blog-btn:hover::after {
  transform: translateX(3px);
}

/* ===== CUSTOMER STORIES SECTION ===== */
.stories-section {
  background: var(--gray-50);
}

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

.story-card {
  position: relative;
  overflow: visible;
}

.story-card .card-image {
  height: 200px;
}

.story-achievement {
  color: var(--secondary-color);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: var(--spacing-sm);
}

.story-location {
  color: var(--gray-500);
  font-style: italic;
  font-size: 0.9rem;
  margin-top: var(--spacing-sm);
}

.story-card::after {
  content: '"';
  position: absolute;
  top: -20px;
  right: 20px;
  font-size: 4rem;
  color: var(--primary-color);
  opacity: 0.3;
  font-family: serif;
}

/* ===== CONTACT SECTION ===== */
.contact-section {
  background: var(--gradient-hero);
  color: var(--white);
}

.contact-section .section-title {
  color: var(--white);
}

.contact-section .section-title::after {
  background: var(--white);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: start;
}

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

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

.contact-item strong {
  color: var(--quaternary-light);
  font-size: 1.1rem;
  display: block;
  margin-bottom: var(--spacing-xs);
}

.contact-item p {
  margin: 0;
  color: var(--gray-100);
  line-height: 1.6;
}

.contact-form-container {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

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

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

.form-group label {
  font-family: var(--font-primary);
  font-weight: 600;
  color: var(--white);
  font-size: 0.9rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: var(--spacing-sm);
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  font-size: 1rem;
  transition: all var(--transition-normal);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--quaternary-light);
  background: rgba(255, 255, 255, 0.2);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.form-submit {
  margin-top: var(--spacing-md);
  background: var(--quaternary-color);
  border-color: var(--quaternary-color);
}

.form-submit:hover {
  background: var(--quaternary-dark);
  border-color: var(--quaternary-dark);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--gray-900);
  color: var(--gray-300);
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-section h3,
.footer-section h4 {
  color: var(--white);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
}

.footer-section h4 {
  font-size: 1.1rem;
}

.footer-section p {
  line-height: 1.8;
  color: var(--gray-400);
}

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

.social-links a {
  color: var(--gray-400);
  font-weight: 600;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.social-links a::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  transition: left var(--transition-normal);
  z-index: -1;
}

.social-links a:hover {
  color: var(--white);
  transform: translateY(-2px);
}

.social-links a:hover::before {
  left: 0;
}

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

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

.footer-links a {
  color: var(--gray-400);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--gray-700);
  color: var(--gray-500);
}

/* ===== MODAL ===== */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(5px);
  z-index: var(--z-modal);
  align-items: center;
  justify-content: center;
}

.modal.active {
  display: flex;
}

.modal-content {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-2xl);
  max-width: 500px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  animation: fadeInUp 0.3s ease-out;
}

.modal-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-lg);
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--gray-500);
  transition: color var(--transition-fast);
}

.modal-close:hover {
  color: var(--gray-900);
}

.modal-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.modal-form .form-group input {
  background: var(--white);
  color: var(--gray-900);
  border-color: var(--gray-300);
}

.modal-form .form-group label {
  color: var(--gray-700);
}

/* ===== SUCCESS PAGE ===== */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-hero);
  color: var(--white);
}

.success-content {
  text-align: center;
  max-width: 600px;
  padding: var(--spacing-2xl);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-2xl);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.success-content h1 {
  color: var(--white);
  margin-bottom: var(--spacing-lg);
}

.success-content p {
  color: var(--gray-100);
  font-size: 1.2rem;
  margin-bottom: var(--spacing-2xl);
}

/* ===== PRIVACY/TERMS PAGES ===== */
.page-content {
  padding-top: 100px;
  padding-bottom: var(--spacing-3xl);
}

.page-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
  padding: var(--spacing-2xl) 0;
  background: var(--gray-50);
}

.page-body {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.page-body h2 {
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-md);
  color: var(--primary-color);
}

.page-body h3 {
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

.page-body ul {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

.page-body li {
  margin-bottom: var(--spacing-xs);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
  .container {
    padding: 0 var(--spacing-lg);
  }
  
  .history-content,
  .awards-content,
  .contact-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .team-grid,
  .instructors-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: var(--white);
    flex-direction: column;
    justify-content: flex-start;
    padding: var(--spacing-2xl) 0;
    transition: left var(--transition-normal);
    box-shadow: var(--shadow-lg);
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .nav-toggle.active .bar:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }
  
  .nav-toggle.active .bar:nth-child(2) {
    opacity: 0;
  }
  
  .nav-toggle.active .bar:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-buttons .btn {
    width: 200px;
  }
  
  .process-grid,
  .webinars-grid,
  .blog-grid,
  .stories-grid,
  .resources-grid {
    grid-template-columns: 1fr;
  }
  
  .team-grid,
  .instructors-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
  
  .contact-content {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .social-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  :root {
    --spacing-xl: 2rem;
    --spacing-2xl: 2.5rem;
    --spacing-3xl: 3rem;
  }
  
  .container {
    padding: 0 var(--spacing-md);
  }
  
  .hero-content {
    padding: 0 var(--spacing-lg);
  }
  
  .hero-subtitle {
    font-size: 1.1rem;
  }
  
  .card-content {
    padding: var(--spacing-md);
  }
  
  .contact-form-container {
    padding: var(--spacing-lg);
  }
  
  .modal-content {
    padding: var(--spacing-lg);
    margin: var(--spacing-md);
  }
  
  .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    min-width: 120px;
  }
}

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ===== PRINT STYLES ===== */
@media print {
  .header,
  .nav-toggle,
  .hero-buttons,
  .btn,
  .modal {
    display: none !important;
  }
  
  body {
    color: var(--black);
    background: var(--white);
  }
  
  .hero {
    height: auto;
    padding: var(--spacing-lg);
  }
  
  .hero-content {
    color: var(--black);
  }
}

/* ===== FOCUS STYLES ===== */
.btn:focus,
input:focus,
textarea:focus,
select:focus,
.nav-link:focus {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* ===== GLASSMORPHISM EFFECTS ===== */
.glass {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.glass-dark {
  background: rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(0, 0, 0, 0.2);
}

/* ===== PERFORMANCE OPTIMIZATIONS ===== */
.card,
.btn,
.nav-link {
  will-change: transform;
}

img {
  loading: lazy;
}

/* ===== HIGH CONTRAST MODE ===== */
@media (prefers-contrast: high) {
  :root {
    --gray-100: #f0f0f0;
    --gray-700: #2a2a2a;
    --gray-900: #000000;
  }
  
  .card {
    border: 2px solid var(--gray-700);
  }
  
  .btn {
    border-width: 3px;
  }
}

img:not(.loaded) {
  opacity: 1 !important;
}