/* ============= CSS VARIABLES ============= */
:root {
  /* Primary Colors - Monochromatic Scheme */
  --primary-900: #0a0a0a;
  --primary-800: #1a1a1a;
  --primary-700: #2d2d2d;
  --primary-600: #404040;
  --primary-500: #525252;
  --primary-400: #737373;
  --primary-300: #a3a3a3;
  --primary-200: #d4d4d4;
  --primary-100: #f5f5f5;
  --primary-50: #fafafa;

  /* Accent Colors */
  --accent-primary: #ffffff;
  --accent-secondary: #e5e5e5;
  --accent-tertiary: #cccccc;
  
  /* Glassmorphism Colors */
  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  --glass-shadow: rgba(0, 0, 0, 0.1);
  
  /* Neo-brutalism Colors */
  --brutal-shadow: #000000;
  --brutal-border: #2d2d2d;
  
  /* Text Colors */
  --text-primary: #0a0a0a;
  --text-secondary: #525252;
  --text-tertiary: #737373;
  --text-inverse: #ffffff;
  
  /* Background Colors */
  --bg-primary: #ffffff;
  --bg-secondary: #f5f5f5;
  --bg-dark: #1a1a1a;
  --bg-overlay: rgba(0, 0, 0, 0.5);
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #0a0a0a 0%, #404040 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
  --gradient-overlay: linear-gradient(135deg, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.3) 100%);
  
  /* Typography */
  --font-primary: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-secondary: 'Rubik', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Font Sizes */
  --fs-xs: 0.75rem;
  --fs-sm: 0.875rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.25rem;
  --fs-2xl: 1.5rem;
  --fs-3xl: 1.875rem;
  --fs-4xl: 2.25rem;
  --fs-5xl: 3rem;
  --fs-6xl: 3.75rem;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --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);
  --shadow-brutal: 6px 6px 0px var(--brutal-shadow);
  
  /* Transitions */
  --transition-fast: 0.15s ease-out;
  --transition-normal: 0.3s ease-out;
  --transition-slow: 0.5s ease-out;
  
  /* Z-Index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal: 1040;
  --z-tooltip: 1070;
}

/* ============= BASE STYLES ============= */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-secondary);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-md);
  color: var(--text-primary);
}

h1 { font-size: var(--fs-6xl); }
h2 { font-size: var(--fs-5xl); }
h3 { font-size: var(--fs-4xl); }
h4 { font-size: var(--fs-3xl); }
h5 { font-size: var(--fs-2xl); }
h6 { font-size: var(--fs-xl); }

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

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

a:hover {
  color: var(--text-secondary);
}

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

/* ============= LAYOUT UTILITIES ============= */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-title {
  font-size: var(--fs-5xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
  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);
}

.section-subtitle {
  font-size: var(--fs-xl);
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* ============= GLASSMORPHISM EFFECTS ============= */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-lg);
}

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-xl);
}

/* ============= NEO-BRUTALISM EFFECTS ============= */
.brutal {
  border: 3px solid var(--brutal-border);
  box-shadow: var(--shadow-brutal);
  transition: var(--transition-normal);
}

.brutal:hover {
  transform: translate(-3px, -3px);
  box-shadow: 9px 9px 0px var(--brutal-shadow);
}

/* ============= BUTTONS ============= */
.btn {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  font-family: var(--font-primary);
  font-size: var(--fs-base);
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.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: var(--transition-slow);
  z-index: -1;
}

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

.btn-primary {
  background: var(--gradient-primary);
  color: var(--text-inverse);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--text-inverse);
}

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

.btn-secondary:hover {
  background: var(--text-primary);
  color: var(--text-inverse);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text-secondary);
  border: 2px solid var(--text-secondary);
}

.btn-outline:hover {
  background: var(--text-secondary);
  color: var(--text-inverse);
  transform: translateY(-2px);
}

/* ============= CARDS ============= */
.card {
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-lg);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  height: 100%;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.card-image {
  width: 100%;
  height: 250px;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
}

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

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

.card-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.card-content h3 {
  margin-bottom: var(--space-md);
}

/* ============= HEADER & NAVIGATION ============= */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-fixed);
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
}

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

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

.nav-brand {
  font-family: var(--font-primary);
  font-size: var(--fs-2xl);
  font-weight: 700;
}

.brand-link {
  color: var(--text-primary);
  text-decoration: none;
}

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

.nav-list {
  display: flex;
  list-style: none;
  gap: var(--space-lg);
}

.nav-link {
  color: var(--text-secondary);
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition-fast);
  position: relative;
}

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

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

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

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

.bar {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  transition: var(--transition-fast);
}

/* ============= MAIN CONTAINER ============= */
.main-container {
  margin-top: 80px;
}

/* ============= HERO SECTION ============= */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-content {
  text-align: center;
  max-width: 800px;
  padding: var(--space-2xl);
  color: var(--text-inverse);
}

.hero-title {
  font-size: var(--fs-6xl);
  font-weight: 700;
  margin-bottom: var(--space-lg);
  color: var(--text-inverse);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
  font-size: var(--fs-xl);
  margin-bottom: var(--space-2xl);
  color: var(--text-inverse);
  opacity: 0.9;
}

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

/* Parallax Effect */
.parallax-bg {
  background-attachment: fixed;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* ============= ABOUT SECTION ============= */
.about-section {
  padding: var(--space-3xl) 0;
  background: var(--bg-secondary);
}

.about-content {
  margin-top: var(--space-2xl);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-text h3 {
  margin-bottom: var(--space-lg);
}

.about-text p {
  margin-bottom: var(--space-lg);
  font-size: var(--fs-lg);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.stat-item {
  text-align: center;
  padding: var(--space-lg);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-border);
}

.stat-number {
  display: block;
  font-size: var(--fs-4xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.stat-label {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.about-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.about-image img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  height: auto;
  max-height: 500px;
  object-fit: cover;
}

/* ============= METHODOLOGY SECTION ============= */
.methodology-section {
  padding: var(--space-3xl) 0;
  background: var(--bg-primary);
}

.methodology-content {
  margin-top: var(--space-2xl);
}

.methodology-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-2xl);
  margin-bottom: var(--space-3xl);
}

.step-card {
  background: var(--bg-primary);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.step-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.step-card .card-image {
  width: 100%;
  height: 250px;
  margin-bottom: 0;
}

.step-card .card-content {
  padding: var(--space-xl);
  text-align: center;
}

/* Methodology Accordion */
.methodology-accordion {
  max-width: 800px;
  margin: 0 auto;
}

.accordion-item {
  margin-bottom: var(--space-md);
  border: 2px solid var(--primary-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.accordion-header {
  width: 100%;
  padding: var(--space-lg);
  background: var(--bg-primary);
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--fs-lg);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
}

.accordion-header:hover {
  background: var(--bg-secondary);
}

.accordion-icon {
  font-size: var(--fs-2xl);
  font-weight: 300;
  transition: var(--transition-fast);
}

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

.accordion-content {
  padding: 0 var(--space-lg);
  max-height: 0;
  overflow: hidden;
  transition: var(--transition-normal);
}

.accordion-item.active .accordion-content {
  padding: var(--space-lg);
  max-height: 200px;
}

/* ============= TEAM SECTION ============= */
.team-section {
  padding: var(--space-3xl) 0;
  background: var(--bg-secondary);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-2xl);
  margin-top: var(--space-2xl);
}

.team-card {
  background: var(--bg-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  text-align: center;
  box-shadow: var(--shadow-lg);
  transition: var(--transition-normal);
}

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

.team-card .card-image {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  margin: 0 auto var(--space-lg);
  overflow: hidden;
}

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

.team-role {
  color: var(--text-secondary);
  font-weight: 600;
  margin-bottom: var(--space-md);
}

/* ============= PRESS/MEDIA SECTION ============= */
.press-section {
  padding: var(--space-3xl) 0;
  background: var(--bg-primary);
}

.press-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
  margin-bottom: var(--space-3xl);
}

.gallery-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
}

.gallery-item:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
}

.gallery-item img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

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

.mentions-list {
  display: grid;
  gap: var(--space-lg);
  margin-top: var(--space-lg);
}

.mention-item {
  padding: var(--space-lg);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-lg);
  border: 1px solid var(--glass-border);
}

.mention-source {
  font-weight: 600;
  color: var(--text-primary);
  display: block;
  margin-bottom: var(--space-sm);
}

/* ============= RESOURCES SECTION ============= */
.resources-section {
  padding: var(--space-3xl) 0;
  background: var(--bg-secondary);
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-2xl);
  margin-top: var(--space-2xl);
}

.resource-card {
  background: var(--bg-primary);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

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

.resource-card .btn {
  margin-top: auto;
}

/* ============= CONTACT SECTION ============= */
.contact-section {
  padding: var(--space-3xl) 0;
  background: var(--bg-primary);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  margin-top: var(--space-2xl);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.contact-item h3 {
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.contact-item p {
  margin-bottom: 0;
  font-size: var(--fs-lg);
}

.contact-form-container {
  background: var(--glass-bg);
  backdrop-filter: blur(15px);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  border: 1px solid var(--glass-border);
}

/* ============= FORMS ============= */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.form-group {
  position: relative;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: var(--space-md) var(--space-md) var(--space-sm);
  border: 2px solid var(--primary-200);
  border-radius: var(--radius-md);
  font-size: var(--fs-base);
  font-family: var(--font-secondary);
  background: var(--bg-primary);
  transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--text-primary);
}

.form-group label {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  color: var(--text-secondary);
  font-size: var(--fs-base);
  pointer-events: none;
  transition: var(--transition-fast);
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
  top: 5px;
  font-size: var(--fs-sm);
  color: var(--text-primary);
}

/* ============= FOOTER ============= */
.footer {
  background: var(--bg-dark);
  color: var(--text-inverse);
  padding: var(--space-3xl) 0 var(--space-lg);
}

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

.footer-section h3,
.footer-section h4 {
  color: var(--text-inverse);
  margin-bottom: var(--space-lg);
}

.footer-section p {
  color: var(--primary-300);
  margin-bottom: var(--space-md);
}

.footer-nav {
  list-style: none;
}

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

.footer-nav a {
  color: var(--primary-300);
  text-decoration: none;
  transition: var(--transition-fast);
}

.footer-nav a:hover {
  color: var(--text-inverse);
}

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

.social-links a {
  color: var(--primary-300);
  text-decoration: none;
  padding: var(--space-sm);
  border: 2px solid var(--primary-300);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
  font-weight: 500;
}

.social-links a:hover {
  color: var(--text-inverse);
  border-color: var(--text-inverse);
  background: var(--primary-700);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-lg);
  border-top: 1px solid var(--primary-700);
}

.footer-bottom p {
  color: var(--primary-300);
  margin: 0;
}

/* ============= UTILITY CLASSES ============= */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--text-primary); }
.text-secondary { color: var(--text-secondary); }
.text-tertiary { color: var(--text-tertiary); }
.text-inverse { color: var(--text-inverse); }

.bg-primary { background-color: var(--bg-primary); }
.bg-secondary { background-color: var(--bg-secondary); }
.bg-dark { background-color: var(--bg-dark); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

/* Read More Links */
.read-more {
  color: var(--text-primary);
  font-weight: 600;
  text-decoration: none;
  position: relative;
  transition: var(--transition-fast);
}

.read-more::after {
  content: ' →';
  transition: var(--transition-fast);
}

.read-more:hover {
  color: var(--text-secondary);
}

.read-more:hover::after {
  transform: translateX(5px);
}

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

.success-content {
  max-width: 600px;
}

.success-icon {
  font-size: var(--fs-6xl);
  margin-bottom: var(--space-lg);
  color: #10b981;
}

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

.content-section {
  padding: var(--space-3xl) 0;
  background: var(--bg-primary);
}

.content-section h2 {
  margin-top: var(--space-2xl);
  margin-bottom: var(--space-lg);
}

.content-section h3 {
  margin-top: var(--space-xl);
  margin-bottom: var(--space-md);
}

.content-section ul,
.content-section ol {
  margin-bottom: var(--space-md);
  padding-left: var(--space-lg);
}

.content-section li {
  margin-bottom: var(--space-sm);
}

/* ============= RESPONSIVE DESIGN ============= */
@media (max-width: 1024px) {
  :root {
    --fs-6xl: 2.5rem;
    --fs-5xl: 2rem;
    --fs-4xl: 1.75rem;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
  
  .contact-content {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: var(--bg-primary);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: var(--transition-normal);
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-list {
    flex-direction: column;
    gap: var(--space-xl);
  }
  
  .hamburger {
    display: flex;
  }
  
  .hero-title {
    font-size: var(--fs-4xl);
  }
  
  .hero-subtitle {
    font-size: var(--fs-lg);
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .methodology-steps {
    grid-template-columns: 1fr;
  }
  
  .team-grid {
    grid-template-columns: 1fr;
  }
  
  .press-gallery {
    grid-template-columns: 1fr;
  }
  
  .resources-grid {
    grid-template-columns: 1fr;
  }
  
  .parallax-bg {
    background-attachment: scroll;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-sm);
  }
  
  :root {
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
  }
  
  .hero-content {
    padding: var(--space-lg);
  }
  
  .section-title {
    font-size: var(--fs-3xl);
  }
  
  .card {
    padding: var(--space-lg);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }
  
  .social-links {
    justify-content: center;
  }
}

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

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

.animate-fade-in-up {
  animation: fadeInUp 0.8s ease-out;
}

.animate-fade-in-left {
  animation: fadeInLeft 0.8s ease-out;
}

.animate-fade-in-right {
  animation: fadeInRight 0.8s ease-out;
}

/* Scroll animations */
.scroll-animate {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease-out;
}

.scroll-animate.animate {
  opacity: 1;
  transform: translateY(0);
}

/* Loading states */
.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --primary-500: #000000;
    --text-primary: #000000;
    --text-secondary: #333333;
    --glass-bg: rgba(255, 255, 255, 0.9);
    --glass-border: rgba(0, 0, 0, 0.3);
  }
}

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

/* Print styles */
@media print {
  .header,
  .footer,
  .btn,
  .hamburger {
    display: none !important;
  }
  
  .main-container {
    margin-top: 0;
  }
  
  .hero-section {
    min-height: auto;
    background: none !important;
  }
  
  .hero-overlay {
    position: static;
    background: none !important;
  }
  
  .hero-content {
    color: var(--text-primary) !important;
  }
}