/* CSS Variables and Theme */
:root {
  /* Color System - Neutral with Bright Accents */
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-light: #3b82f6;
  --color-secondary: #059669;
  --color-secondary-dark: #047857;
  --color-accent: #dc2626;
  --color-accent-dark: #b91c1c;
  --color-warning: #f59e0b;
  --color-success: #10b981;
  
  /* Neutral Colors */
  --color-neutral-50: #fafafa;
  --color-neutral-100: #f5f5f5;
  --color-neutral-200: #e5e5e5;
  --color-neutral-300: #d4d4d4;
  --color-neutral-400: #a3a3a3;
  --color-neutral-500: #737373;
  --color-neutral-600: #525252;
  --color-neutral-700: #404040;
  --color-neutral-800: #262626;
  --color-neutral-900: #171717;
  
  /* Text Colors */
  --color-text-primary: var(--color-neutral-900);
  --color-text-secondary: var(--color-neutral-600);
  --color-text-muted: var(--color-neutral-500);
  --color-text-light: var(--color-neutral-100);
  --color-text-white: #ffffff;
  
  /* Background Colors */
  --color-bg-primary: #ffffff;
  --color-bg-secondary: var(--color-neutral-50);
  --color-bg-muted: var(--color-neutral-100);
  --color-bg-dark: var(--color-neutral-900);
  
  /* Gradient Backgrounds */
  --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  --gradient-accent: linear-gradient(135deg, var(--color-accent) 0%, var(--color-warning) 100%);
  --gradient-neutral: linear-gradient(135deg, var(--color-neutral-100) 0%, var(--color-neutral-200) 100%);
  --gradient-overlay: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.3));
  
  /* Neumorphic Shadows */
  --shadow-neumorphic-inset: inset 8px 8px 16px rgba(163, 163, 163, 0.2), inset -8px -8px 16px rgba(255, 255, 255, 0.8);
  --shadow-neumorphic-outset: 8px 8px 16px rgba(163, 163, 163, 0.2), -8px -8px 16px rgba(255, 255, 255, 0.8);
  --shadow-neumorphic-pressed: inset 4px 4px 8px rgba(163, 163, 163, 0.3), inset -4px -4px 8px rgba(255, 255, 255, 0.9);
  --shadow-card: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-card-hover: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  
  /* Typography */
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Source Sans Pro', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;
  
  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 300ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
  
  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal: 1040;
  --z-popover: 1050;
  --z-tooltip: 1060;
}

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

body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  scroll-behavior: smooth;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-4);
  color: var(--color-text-primary);
}

h1 {
  font-size: var(--font-size-5xl);
  margin-bottom: var(--space-6);
}

h2 {
  font-size: var(--font-size-4xl);
}

h3 {
  font-size: var(--font-size-3xl);
}

h4 {
  font-size: var(--font-size-2xl);
}

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

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

p {
  margin-bottom: var(--space-4);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

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

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

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

@media (min-width: 768px) {
  .container {
    padding: 0 var(--space-6);
  }
}

/* Global Button Styles */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-base);
  background-color: var(--color-neutral-100);
  box-shadow: var(--shadow-neumorphic-outset);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: -1;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
}

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

.btn:hover {
  color: var(--color-text-white);
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-neumorphic-pressed);
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--color-text-white);
  box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.btn-primary:before {
  background: var(--gradient-accent);
}

.btn-primary:hover {
  color: var(--color-text-white);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

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

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

button, input[type='submit'] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-base);
  background: var(--gradient-primary);
  color: var(--color-text-white);
  box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

button:hover, input[type='submit']:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

button:active, input[type='submit']:active {
  transform: translateY(0);
}

/* Section Styles */
section {
  padding: var(--space-16) 0;
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-12);
  font-size: var(--font-size-4xl);
  color: var(--color-text-primary);
  position: relative;
}

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

.section-subtitle {
  text-align: center;
  font-size: var(--font-size-xl);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: var(--z-fixed);
  box-shadow: var(--shadow-card);
  transition: all var(--transition-base);
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) 0;
}

.navbar-brand {
  font-family: var(--font-heading);
  font-size: var(--font-size-2xl);
  font-weight: 700;
}

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

.navbar-nav {
  display: flex;
  gap: var(--space-8);
  align-items: center;
}

.nav-link {
  color: var(--color-text-secondary);
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

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

.nav-link:after {
  content: '';
  position: absolute;
  bottom: -var(--space-1);
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width var(--transition-base);
}

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

.navbar-burger {
  display: none;
  flex-direction: column;
  gap: var(--space-1);
  cursor: pointer;
  padding: var(--space-2);
}

.navbar-burger span {
  width: 24px;
  height: 3px;
  background: var(--color-text-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

@media (max-width: 768px) {
  .navbar-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-card);
    transform: translateY(-20px);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
  }

  .navbar-menu.is-active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .navbar-nav {
    flex-direction: column;
    padding: var(--space-6);
    gap: var(--space-4);
  }

  .navbar-burger {
    display: flex;
  }
}

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

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

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

.hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  animation: heroFadeIn 1s ease-out;
}

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

.hero-subtitle {
  font-size: var(--font-size-xl);
  color: var(--color-text-white);
  margin-bottom: var(--space-8);
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.hero-buttons {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  flex-wrap: wrap;
}

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

@media (max-width: 768px) {
  .hero-title {
    font-size: var(--font-size-4xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-lg);
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
}

/* Card Styles */
.card {
  background: var(--color-bg-primary);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-neumorphic-outset);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  align-items: center;
  height: 100%;
}

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

.card-image {
  width: 100%;
  height: 250px;
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.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(1.05);
}

.card-content {
  padding: var(--space-6);
  flex: 1;
  display: flex;
  flex-direction: column;
  text-align: center;
}

.card-content h3 {
  margin-bottom: var(--space-4);
  color: var(--color-text-primary);
}

.card-content p {
  margin-bottom: var(--space-4);
  flex: 1;
}

.card-meta {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  margin-top: var(--space-4);
}

.card-meta span {
  background: var(--color-neutral-100);
  color: var(--color-text-secondary);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

/* Projects Section */
.projects {
  background: var(--color-bg-secondary);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-8);
}

/* Instructors Section */
.instructors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-8);
  justify-items: center;
}

.credentials {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-4);
  justify-content: center;
}

.credentials span {
  background: var(--gradient-primary);
  color: var(--color-text-white);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
}

/* Success Stories Section */
.success-stories {
  background: var(--color-bg-secondary);
}

.stories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-8);
}

.story-card {
  background: var(--color-bg-primary);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-neumorphic-outset);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.story-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

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

.story-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  margin: 0 auto;
}

.story-content {
  padding: var(--space-6);
  text-align: center;
}

.story-author {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-neutral-200);
}

.story-author strong {
  display: block;
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.story-author span {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

/* Innovation Section */
.innovation {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  position: relative;
  color: var(--color-text-white);
}

.innovation:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1;
}

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

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

.innovation .section-title:after {
  background: var(--color-text-white);
}

.innovation-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-8);
}

.feature {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all var(--transition-base);
}

.feature:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-4px);
}

.feature h3 {
  color: var(--color-text-white);
  margin-bottom: var(--space-4);
}

.feature p {
  color: rgba(255, 255, 255, 0.9);
}

/* External Resources Section */
.external-resources {
  background: var(--color-bg-secondary);
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
}

.resource-card {
  background: var(--color-bg-primary);
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-neumorphic-outset);
  text-align: center;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.resource-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.resource-card h3 {
  margin-bottom: var(--space-4);
  color: var(--color-text-primary);
}

.resource-card p {
  margin-bottom: var(--space-6);
  flex: 1;
}

/* Insights Section */
.insights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-8);
}

.insight-card {
  background: var(--color-bg-primary);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-neumorphic-outset);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.insight-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.insight-image {
  width: 100%;
  height: 250px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.insight-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  margin: 0 auto;
}

.insight-content {
  padding: var(--space-6);
  text-align: center;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.insight-content h3 {
  margin-bottom: var(--space-4);
  color: var(--color-text-primary);
}

.insight-content p {
  flex: 1;
  margin-bottom: var(--space-4);
}

.insight-date {
  background: var(--gradient-primary);
  color: var(--color-text-white);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: 600;
  align-self: center;
}

/* Clientele Section */
.clientele {
  background: var(--color-bg-secondary);
  text-align: center;
}

.clientele-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-8);
  margin-bottom: var(--space-16);
}

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

.stat-number {
  font-family: var(--font-heading);
  font-size: var(--font-size-5xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  font-weight: 600;
}

.clientele-testimonials {
  max-width: 800px;
  margin: 0 auto;
}

.testimonial {
  background: var(--color-bg-primary);
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-neumorphic-outset);
  position: relative;
}

.testimonial:before {
  content: '"';
  position: absolute;
  top: -20px;
  left: var(--space-6);
  font-family: var(--font-heading);
  font-size: 4rem;
  color: var(--color-primary);
  line-height: 1;
}

.testimonial p {
  font-size: var(--font-size-lg);
  font-style: italic;
  margin-bottom: var(--space-6);
  color: var(--color-text-primary);
}

.testimonial-author {
  text-align: center;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-neutral-200);
}

.testimonial-author strong {
  display: block;
  color: var(--color-text-primary);
  margin-bottom: var(--space-1);
}

.testimonial-author span {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
}

/* FAQ Section */
.faq {
  background: var(--color-bg-secondary);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--color-bg-primary);
  border-radius: var(--radius-2xl);
  margin-bottom: var(--space-6);
  overflow: hidden;
  box-shadow: var(--shadow-neumorphic-outset);
  transition: all var(--transition-base);
}

.faq-item:hover {
  box-shadow: var(--shadow-card-hover);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-6);
  cursor: pointer;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
}

.faq-question h3 {
  margin: 0;
  color: var(--color-text-primary);
  font-size: var(--font-size-xl);
}

.faq-toggle {
  background: var(--gradient-primary);
  color: var(--color-text-white);
  border: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-base);
  position: relative;
  flex-shrink: 0;
}

.faq-toggle:before {
  content: '+';
  font-size: 20px;
  font-weight: bold;
  transition: transform var(--transition-base);
}

.faq-item.is-open .faq-toggle:before {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 var(--space-6) var(--space-6);
  max-height: 0;
  overflow: hidden;
  transition: all var(--transition-slow);
}

.faq-item.is-open .faq-answer {
  max-height: 500px;
}

.faq-answer p {
  color: var(--color-text-secondary);
  line-height: 1.7;
}

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

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
}

.contact-info h3 {
  margin-bottom: var(--space-4);
  color: var(--color-text-primary);
}

.contact-info p {
  margin-bottom: var(--space-6);
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.contact-item {
  display: flex;
  gap: var(--space-3);
}

.contact-item strong {
  color: var(--color-text-primary);
  min-width: 80px;
}

.contact-item span {
  color: var(--color-text-secondary);
}

.contact-form-container {
  background: var(--color-bg-primary);
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-neumorphic-outset);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-group label {
  font-weight: 600;
  color: var(--color-text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: var(--space-3);
  border: 2px solid var(--color-neutral-200);
  border-radius: var(--radius-lg);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  background: var(--color-bg-primary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

@media (max-width: 768px) {
  .contact-content {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
}

/* Footer */
.footer {
  background: var(--color-bg-dark);
  color: var(--color-text-light);
  padding: var(--space-16) 0 var(--space-8);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-12);
  margin-bottom: var(--space-8);
}

.footer-brand h3 {
  font-family: var(--font-heading);
  font-size: var(--font-size-2xl);
  color: var(--color-text-white);
  margin-bottom: var(--space-4);
}

.footer-brand p {
  color: var(--color-neutral-400);
  line-height: 1.7;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-8);
}

.footer-column h4 {
  color: var(--color-text-white);
  margin-bottom: var(--space-4);
  font-size: var(--font-size-lg);
}

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

.footer-column ul li {
  margin-bottom: var(--space-2);
}

.footer-column ul li a {
  color: var(--color-neutral-400);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-column ul li a:hover {
  color: var(--color-text-white);
}

.footer-bottom {
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-neutral-700);
  text-align: center;
}

.footer-bottom p {
  color: var(--color-neutral-500);
  margin: 0;
}

@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  
  .footer-links {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--space-6);
  }
}

/* Success Page Styles */
.success-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-primary);
  color: var(--color-text-white);
  text-align: center;
  padding: var(--space-8);
}

.success-content {
  max-width: 500px;
  margin: 0 auto;
}

.success-content h1 {
  color: var(--color-text-white);
  margin-bottom: var(--space-6);
}

.success-content p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-8);
  font-size: var(--font-size-lg);
}

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

.success-content .btn:hover {
  background: var(--color-neutral-100);
}

/* Privacy and Terms Pages */
.content-page {
  padding-top: 100px;
  padding-bottom: var(--space-16);
}

.content-page .container {
  max-width: 800px;
}

.content-page h1 {
  margin-bottom: var(--space-8);
  text-align: center;
}

.content-page h2 {
  margin-top: var(--space-8);
  margin-bottom: var(--space-4);
  color: var(--color-primary);
}

.content-page h3 {
  margin-top: var(--space-6);
  margin-bottom: var(--space-3);
  color: var(--color-text-primary);
}

.content-page p {
  margin-bottom: var(--space-4);
  line-height: 1.8;
}

.content-page ul, .content-page ol {
  margin-bottom: var(--space-4);
  padding-left: var(--space-6);
}

.content-page li {
  margin-bottom: var(--space-2);
  color: var(--color-text-secondary);
  line-height: 1.7;
}

/* About Page */
.about-hero {
  background: var(--gradient-primary);
  color: var(--color-text-white);
  text-align: center;
  padding: var(--space-24) 0 var(--space-16);
  margin-top: 80px;
}

.about-hero h1 {
  color: var(--color-text-white);
  margin-bottom: var(--space-6);
}

.about-hero p {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--font-size-xl);
  max-width: 600px;
  margin: 0 auto;
}

.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-12);
  align-items: start;
}

.about-text h2 {
  margin-bottom: var(--space-6);
  color: var(--color-text-primary);
}

.about-text p {
  margin-bottom: var(--space-4);
  line-height: 1.8;
}

.about-stats {
  background: var(--color-bg-primary);
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-neumorphic-outset);
  text-align: center;
  position: sticky;
  top: 100px;
}

.about-stats h3 {
  margin-bottom: var(--space-6);
  color: var(--color-text-primary);
}

.about-stat {
  margin-bottom: var(--space-4);
}

.about-stat-number {
  font-family: var(--font-heading);
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-primary);
  display: block;
  margin-bottom: var(--space-1);
}

.about-stat-label {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

@media (max-width: 768px) {
  .about-content {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  
  .about-stats {
    position: static;
  }
}

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

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

.read-more:hover {
  color: var(--color-primary-dark);
}

.read-more:hover:after {
  transform: translateX(4px);
}

/* Social Media Icons */
.social-icons {
  display: flex;
  gap: var(--space-4);
  justify-content: center;
  margin-top: var(--space-6);
}

.social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--color-neutral-700);
  color: var(--color-text-white);
  border-radius: 50%;
  text-decoration: none;
  transition: all var(--transition-base);
  font-weight: 600;
}

.social-icon:hover {
  background: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
  color: var(--color-text-white);
}

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

.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.font-bold { font-weight: 700; }
.font-semibold { font-weight: 600; }
.font-medium { font-weight: 500; }

.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }
.text-white { color: var(--color-text-white); }

/* Responsive Design */
@media (max-width: 1200px) {
  .container {
    max-width: 960px;
  }
}

@media (max-width: 992px) {
  .container {
    max-width: 720px;
  }
  
  .projects-grid,
  .stories-grid,
  .insights-grid {
    grid-template-columns: 1fr;
  }
  
  .innovation-features {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --font-size-6xl: 2.5rem;
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.75rem;
  }
  
  section {
    padding: var(--space-12) 0;
  }
  
  .container {
    max-width: 540px;
    padding: 0 var(--space-4);
  }
  
  .clientele-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }
  
  .resources-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 576px) {
  .container {
    padding: 0 var(--space-3);
  }
  
  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    max-width: 300px;
  }
  
  .clientele-stats {
    grid-template-columns: 1fr;
  }
}

/* Animation Classes */
.fade-in {
  opacity: 0;
  animation: fadeIn 0.6s ease-out forwards;
}

.slide-up {
  opacity: 0;
  transform: translateY(30px);
  animation: slideUp 0.6s ease-out forwards;
}

.scale-in {
  opacity: 0;
  transform: scale(0.9);
  animation: scaleIn 0.6s ease-out forwards;
}

@keyframes fadeIn {
  to {
    opacity: 1;
  }
}

@keyframes slideUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleIn {
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Glassmorphism Effects */
.glass {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.glass-dark {
  background: rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

/* Performance Optimizations */
* {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

/* Focus Styles for Accessibility */
button:focus,
input:focus,
select:focus,
textarea:focus,
a:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Print Styles */
@media print {
  .header,
  .footer,
  .hero,
  .navbar-burger {
    display: none;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.5;
    color: #000;
  }
  
  .container {
    max-width: none;
    padding: 0;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --color-primary: #0000ff;
    --color-text-primary: #000000;
    --color-text-secondary: #000000;
    --color-bg-primary: #ffffff;
    --color-neutral-200: #000000;
  }
}

/* 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;
  }
  
  .hero {
    background-attachment: initial;
  }
  
  .innovation {
    background-attachment: initial;
  }
}