/* Huemind Website Styles - Neurodivergent-Friendly Design */

/* Color Variables - Carefully chosen for accessibility and calm */
:root {
  /* Color Variables - WCAG AAA Compliant */
  --primary-blue: #1d4ed8;      /* Enhanced contrast */
  --primary-blue-light: #2563eb;
  --primary-blue-dark: #1e40af; /* Darker for better contrast */
  
  /* Secondary Colors */
  --success-green: #059669;     /* Darker for better contrast */
  --accent-purple: #7c3aed;     /* Darker for better contrast */
  --error-red: #dc2626;         /* Added error color */
  
  /* Neutral Colors - Enhanced contrast ratios */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;          /* Added for muted text */
  --gray-500: #6b7280;          /* Better contrast for secondary text */
  --gray-600: #374151;          /* Darker for better contrast */
  --gray-700: #1f2937;
  --gray-800: #111827;
  --gray-900: #030712;          /* Even darker for best contrast */
  
  /* Background and Text - WCAG AAA Compliant */
  --bg-primary: #ffffff;
  --bg-secondary: var(--gray-50);
  --text-primary: var(--gray-900);
  --text-secondary: var(--gray-600);   /* Improved contrast */
  --text-muted: var(--gray-500);       /* Better than 400 for readability */
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Typography */
  --font-family-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 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;
  
  /* Animation Variables */
  --animation-duration-fast: 0.15s;
  --animation-duration-normal: 0.3s;
  --animation-duration-slow: 0.6s;
  --animation-easing-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --animation-easing-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
  
  /* Borders and Shadows */
  --border-radius-sm: 0.375rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 0.75rem;
  --border-radius-xl: 1rem;
  --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);
  
  /* Transitions - Subtle and calm */
  --transition-fast: 0.15s ease-out;
  --transition-base: 0.2s ease-out;
  --transition-slow: 0.3s ease-out;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
  :root {
    --bg-primary: var(--gray-900);
    --bg-secondary: var(--gray-800);
    --text-primary: var(--gray-100);
    --text-secondary: var(--gray-300);
    --text-muted: var(--gray-500);
  }
}

/* Reset and Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  line-height: 1.6;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family-base);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Focus styles for accessibility */
*:focus {
  outline: 2px solid var(--primary-blue);
  outline-offset: 2px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

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

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

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

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

/* Layout Components */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

.section {
  padding: var(--spacing-3xl) 0;
}

/* Header */
.header {
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--gray-200);
  padding: var(--spacing-lg) 0;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
  background-color: rgba(255, 255, 255, 0.95);
}

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

.nav-brand {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--primary-blue);
  text-decoration: none;
}

.nav-brand:hover,
.nav-brand:focus {
  text-decoration: none;
  color: var(--primary-blue-dark);
  outline: 2px solid var(--primary-blue);
  outline-offset: 2px;
}

.nav-brand:focus {
  border-radius: 4px;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-xl);
}

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

.nav-link:hover,
.nav-link:focus {
  color: var(--primary-blue);
  text-decoration: none;
  outline: 2px solid var(--primary-blue);
  outline-offset: 2px;
  border-radius: 4px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--font-size-base);
  font-weight: 500;
  text-decoration: none;
  border: none;
  border-radius: var(--border-radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  min-height: 44px; /* Touch target accessibility */
}

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

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--primary-blue-dark);
  color: white;
  text-decoration: none;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
  outline: 2px solid white;
  outline-offset: 2px;
}

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

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--primary-blue);
  color: white;
  text-decoration: none;
  outline: 2px solid var(--primary-blue-dark);
  outline-offset: 2px;
}

.btn-large {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-lg);
}

/* Hero Section */
.hero {
  padding: calc(80px + var(--spacing-3xl)) 0 var(--spacing-3xl) 0;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--gray-50) 100%);
  text-align: center;
}

/* Hero element initial states to prevent FOUC */
.hero-title,
.hero-subtitle,
.hero-cta {
  opacity: 0;
  transform: translateY(30px);
}

.hero-title {
  font-size: var(--font-size-5xl);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-2xl);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

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

/* Feature Cards */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.feature-card {
  background: var(--bg-primary);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  transition: all var(--transition-base);
}

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

.feature-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-purple) 100%);
  border-radius: var(--border-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  font-size: var(--font-size-xl);
  color: white;
}

.feature-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-sm);
}

.feature-description {
  color: var(--text-secondary);
}

/* Footer */
.footer {
  background-color: var(--gray-900);
  color: var(--gray-300);
  padding: var(--spacing-2xl) 0;
  margin-top: var(--spacing-3xl);
}

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

.footer-section h4 {
  color: white;
  margin-bottom: var(--spacing-md);
}

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

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

.footer-links a {
  color: var(--gray-300);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: white;
  text-decoration: none;
}

.footer-bottom {
  border-top: 1px solid var(--gray-700);
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  text-align: center;
  color: var(--gray-400);
}

/* Mobile Menu Styles */
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--primary-blue);
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.9);
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.mobile-menu.active {
  opacity: 1;
  visibility: visible;
}

.mobile-menu-content {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--bg-primary);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-2xl);
  min-width: 280px;
  max-width: 90vw;
}

.mobile-menu-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xl);
}

.mobile-menu-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--gray-600);
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-nav-menu {
  list-style: none;
  padding: 0;
  margin: 0;
}

.mobile-nav-menu li {
  margin-bottom: var(--spacing-md);
}

.mobile-nav-menu a {
  display: block;
  padding: var(--spacing-md);
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  border-radius: var(--border-radius-md);
  transition: background-color var(--transition-fast);
}

.mobile-nav-menu a:hover {
  background-color: var(--gray-100);
  color: var(--primary-blue);
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-md);
  }
  
  .nav-menu {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .hero-title {
    font-size: var(--font-size-3xl);
    line-height: 1.2;
  }
  
  .hero-subtitle {
    font-size: var(--font-size-lg);
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
  }
  
  .features {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .section {
    padding: var(--spacing-2xl) 0;
  }
  
  .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
  
  /* Make cards more mobile-friendly */
  .feature-card,
  .pricing-card {
    margin-bottom: var(--spacing-lg);
  }
  
  /* Improve form layouts on mobile */
  .form-row {
    flex-direction: column;
  }
  
  .form-group {
    margin-bottom: var(--spacing-lg);
  }
}

/* Tablet responsiveness */
@media (max-width: 1024px) and (min-width: 769px) {
  .features {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .container {
    padding: 0 var(--spacing-lg);
  }
}

/* Additional Professional Styles */

/* Button variations */
.btn-small {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: var(--font-size-sm);
  min-height: 36px;
}

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

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

/* Form improvements */
.form-row {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.form-group {
  flex: 1;
  min-width: 200px;
}

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
}

.form-input {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px solid var(--gray-300);
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-base);
  transition: border-color var(--transition-fast);
}

/* Form input enhancements for accessibility */
input[type="email"], 
input[type="text"], 
input[type="password"],
textarea {
  border: 2px solid var(--gray-300);
  border-radius: var(--border-radius-md);
  padding: 0.75rem 1rem;
  font-size: var(--font-size-base);
  transition: all var(--transition-fast);
  background: white;
}

input[type="email"]:focus, 
input[type="text"]:focus, 
input[type="password"]:focus,
textarea:focus {
  border-color: var(--primary-blue);
  outline: 2px solid var(--primary-blue);
  outline-offset: 2px;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

input[type="email"]:invalid:not(:focus), 
input[type="text"]:invalid:not(:focus), 
input[type="password"]:invalid:not(:focus),
textarea:invalid:not(:focus) {
  border-color: #ef4444;
  outline: 2px solid #ef4444;
  outline-offset: 2px;
}

/* Error message styling */
.error-message {
  font-size: var(--font-size-sm);
  margin-top: 0.25rem;
}

/* Screen reader only content */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Newsletter form styling */
.newsletter-form {
  background: white;
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
}

/* Loading states */
.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  pointer-events: none;
}

.btn.loading::after {
  content: "";
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid currentColor;
  border-radius: 50%;
  border-top-color: transparent;
  animation: spin 1s linear infinite;
  margin-left: 0.5rem;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

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

.social-links a {
  padding: var(--spacing-sm);
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.social-links a:hover {
  color: var(--primary-blue);
}

/* Article/blog post styling */
.article-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

.article-tag {
  background: var(--primary-blue);
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Improved grid layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
}

/* Enhanced mobile styles */
@media (max-width: 640px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .hero-title {
    font-size: var(--font-size-2xl);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-base);
  }
  
  .container {
    padding: 0 var(--spacing-md);
  }
  
  .section {
    padding: var(--spacing-xl) 0;
  }
  
  .btn-large {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
  }
  
  /* Stack newsletter form */
  .newsletter-form {
    flex-direction: column;
    align-items: stretch;
  }
  
  .newsletter-form input {
    margin-bottom: var(--spacing-md);
    min-width: auto;
  }
}
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  html {
    scroll-behavior: auto;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --shadow-sm: 0 2px 4px 0 rgba(0, 0, 0, 0.2);
    --shadow-md: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 16px 0 rgba(0, 0, 0, 0.2);
  }
}

/* Print styles */
@media print {
  .header,
  .footer {
    display: none;
  }
  
  .hero {
    padding: var(--spacing-lg) 0;
  }
  
  * {
    box-shadow: none !important;
  }
}

/* ============================================
   ENHANCED ANIMATIONS & MICRO-INTERACTIONS
   ============================================ */

/* Hero animations */
@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(30px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  0% {
    opacity: 0;
    transform: translateX(-30px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  0% {
    opacity: 0;
    transform: translateX(30px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes typewriter {
  from { width: 0; }
  to { width: 100%; }
}

@keyframes blink {
  0%, 50% { border-color: transparent; }
  51%, 100% { border-color: var(--primary-blue); }
}

/* Animation classes */
.animate-fade-in-up {
  animation: fadeInUp var(--animation-duration-slow) var(--animation-easing-smooth) forwards;
}

.animate-fade-in-left {
  animation: fadeInLeft var(--animation-duration-slow) var(--animation-easing-smooth) forwards;
}

.animate-fade-in-right {
  animation: fadeInRight var(--animation-duration-slow) var(--animation-easing-smooth) forwards;
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--animation-duration-slow) var(--animation-easing-smooth),
              transform var(--animation-duration-slow) var(--animation-easing-smooth);
}

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

/* Enhanced button interactions */
.btn {
  position: relative;
  overflow: hidden;
  transform: translateY(0);
  transition: all var(--animation-duration-normal) var(--animation-easing-smooth);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 99, 235, 0.15);
}

.btn:active {
  transform: translateY(0);
  transition-duration: var(--animation-duration-fast);
}

.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(--animation-duration-slow) ease;
}

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

/* Form field enhancements */
.form-field {
  position: relative;
}

.form-field input,
.form-field textarea {
  transition: all var(--animation-duration-normal) var(--animation-easing-smooth);
  border: 2px solid var(--gray-200);
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  transform: scale(1.02);
}

.form-field input:invalid,
.form-field textarea:invalid {
  border-color: #ef4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* Loading states */
.loading-skeleton {
  background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-100) 50%, var(--gray-200) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* Future-proof sections - initially hidden */
.future-section {
  display: none;
  opacity: 0;
  transition: opacity var(--animation-duration-slow) var(--animation-easing-smooth);
}

.future-section.enabled {
  display: block;
  opacity: 1;
}

/* Testimonials placeholder */
.testimonials-placeholder {
  background: var(--gray-50);
  border: 2px dashed var(--gray-300);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-3xl);
  text-align: center;
  color: var(--text-secondary);
}

/* Social proof counters */
.social-proof-counter {
  font-weight: 700;
  color: var(--primary-blue);
  font-size: var(--font-size-2xl);
}

/* Feature comparison table enhancements */
.comparison-table {
  background: white;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin: var(--spacing-2xl) 0;
}

.comparison-table th {
  background: var(--primary-blue);
  color: white;
  padding: var(--spacing-lg);
  font-weight: 600;
  text-align: center;
}

.comparison-table td {
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--gray-200);
  text-align: center;
  transition: background-color var(--animation-duration-normal);
}

.comparison-table tr:hover td {
  background-color: var(--gray-50);
}

.comparison-feature-highlight {
  background: linear-gradient(135deg, var(--primary-blue), var(--accent-purple));
  color: white;
  padding: 0.25rem 0.75rem;
  border-radius: var(--border-radius-sm);
  font-weight: 500;
}

/* Newsletter enhancements */
.newsletter-success {
  background: var(--success-green);
  color: white;
  padding: var(--spacing-md);
  border-radius: var(--border-radius-md);
  margin-top: var(--spacing-md);
  opacity: 0;
  transform: translateY(-10px);
  transition: all var(--animation-duration-normal) var(--animation-easing-smooth);
}

.newsletter-success.show {
  opacity: 1;
  transform: translateY(0);
}

/* Progress indicators */
.progress-bar {
  width: 100%;
  height: 4px;
  background: var(--gray-200);
  border-radius: 2px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-blue), var(--accent-purple));
  border-radius: 2px;
  transition: width var(--animation-duration-normal) var(--animation-easing-smooth);
}

/* Hover effects for cards */
.feature-card,
.blog-post,
.tutorial-card {
  transition: all var(--animation-duration-normal) var(--animation-easing-smooth);
}

.feature-card:hover,
.blog-post:hover,
.tutorial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

/* SEO and accessibility improvements */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus management for keyboard navigation */
.skip-link {
  position: absolute;
  top: -60px;
  left: 10px;
  background: var(--primary-blue);
  color: white;
  padding: 12px 16px;
  text-decoration: none;
  border-radius: 4px;
  z-index: 1001;
  font-weight: 500;
  transition: top var(--animation-duration-normal);
  border: 2px solid var(--primary-blue-dark);
}

.skip-link:focus {
  top: 10px;
  outline: 2px solid white;
  outline-offset: 2px;
}