/* Futuristic Tech Blog Design */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Futuristic Color Palette */
  --bg-primary: #0a0a0f;
  --bg-secondary: #0f0f1a;
  --bg-card: rgba(16, 16, 32, 0.8);
  --bg-glass: rgba(255, 255, 255, 0.05);
  --bg-glass-hover: rgba(255, 255, 255, 0.08);
  
  /* Neon Accents */
  --neon-blue: #00d4ff;
  --neon-purple: #8b5cf6;
  --neon-cyan: #06b6d4;
  --neon-green: #10b981;
  --neon-pink: #ec4899;
  
  /* Text Colors */
  --text-primary: #ffffff;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  
  /* Borders & Shadows */
  --border-primary: rgba(255, 255, 255, 0.1);
  --border-secondary: rgba(255, 255, 255, 0.05);
  --shadow-glow: 0 0 20px rgba(0, 212, 255, 0.3);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-neon: linear-gradient(135deg, var(--neon-blue), var(--neon-purple));
  --gradient-card: linear-gradient(135deg, rgba(16, 16, 32, 0.9), rgba(8, 8, 16, 0.9));
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
}

/* Animated Background */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 80%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(236, 72, 153, 0.05) 0%, transparent 50%);
  z-index: -1;
  animation: backgroundShift 20s ease-in-out infinite;
}

@keyframes backgroundShift {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-10px, -10px) scale(1.05); }
}

/* Container & Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Navigation */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-primary);
  transition: all 0.3s ease;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 16px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 20px;
  color: var(--text-primary);
  text-decoration: none;
  transition: all 0.3s ease;
}

.brand:hover {
  color: var(--neon-blue);
  text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

.brand img {
  height: 32px;
  width: auto;
  filter: drop-shadow(0 0 8px rgba(0, 212, 255, 0.3));
}

nav {
  display: flex;
  gap: 32px;
  align-items: center;
}

nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
  padding: 8px 0;
}

nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-neon);
  transition: width 0.3s ease;
}

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

nav a:hover::after {
  width: 100%;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--gradient-neon);
  color: white;
  border: none;
  border-radius: 12px;
  padding: 12px 24px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  text-decoration: none;
}

.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 0.5s ease;
}

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

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

/* Hero Section */
.hero {
  padding: 80px 40px;
  text-align: center;
  background: var(--gradient-card);
  border: 1px solid var(--border-primary);
  border-radius: 24px;
  margin: 40px 0;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 30% 20%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 70% 80%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
  z-index: -1;
}

.kicker {
  font-size: 14px;
  color: var(--neon-blue);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 600;
  margin-bottom: 16px;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

.h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin: 16px 0;
  background: var(--gradient-neon);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: titleGlow 3s ease-in-out infinite;
}

@keyframes titleGlow {
  0%, 100% { filter: drop-shadow(0 0 20px rgba(0, 212, 255, 0.3)); }
  50% { filter: drop-shadow(0 0 30px rgba(0, 212, 255, 0.6)); }
}

.lead {
  color: var(--text-secondary);
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 auto 32px;
  line-height: 1.6;
}

/* Grid & Cards */
.grid {
  display: grid;
  gap: 24px;
}

.cards {
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: 20px;
  padding: 24px;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-neon);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

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

.card:hover::before {
  transform: scaleX(1);
}

.card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 16px;
  margin-bottom: 16px;
  transition: all 0.3s ease;
}

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

.card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 16px 0 8px;
  line-height: 1.4;
}

.card h3 a {
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.card h3 a:hover {
  color: var(--neon-blue);
}

.card p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.6;
}

/* Badges & Tags */
.badge {
  display: inline-block;
  font-size: 12px;
  padding: 6px 12px;
  border-radius: 20px;
  border: 1px solid var(--border-secondary);
  color: var(--text-secondary);
  background: var(--bg-glass);
  transition: all 0.3s ease;
  font-weight: 500;
}

.badge:hover {
  background: var(--neon-blue);
  color: white;
  border-color: var(--neon-blue);
  transform: translateY(-1px);
}

/* Meta Information */
.meta {
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

/* Search */
.search {
  width: 100%;
  padding: 16px 20px;
  border-radius: 16px;
  border: 1px solid var(--border-primary);
  background: var(--bg-glass);
  color: var(--text-primary);
  font-size: 16px;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
}

.search:focus {
  outline: none;
  border-color: var(--neon-blue);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.search::placeholder {
  color: var(--text-muted);
}

/* Typography */
.small {
  font-size: 14px;
  color: var(--text-muted);
}

.hidden {
  display: none;
}

/* Prose Content */
.prose {
  max-width: 800px;
  margin: 0 auto;
}

.prose img {
  width: 100%;
  border-radius: 16px;
  margin: 24px 0;
}

.prose h1, .prose h2, .prose h3 {
  margin-top: 32px;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.prose h1 {
  font-size: 2.5rem;
  font-weight: 700;
}

.prose h2 {
  font-size: 2rem;
  font-weight: 600;
}

.prose h3 {
  font-size: 1.5rem;
  font-weight: 600;
}

.prose p {
  margin-bottom: 16px;
  line-height: 1.8;
}

.prose pre {
  overflow: auto;
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: 12px;
  padding: 20px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  line-height: 1.6;
}

.prose code {
  background: var(--bg-secondary);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9em;
  color: var(--neon-cyan);
}

/* Tag List */
.taglist {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0;
}

.taglist a {
  border: 1px solid var(--border-primary);
  border-radius: 20px;
  padding: 8px 16px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.3s ease;
  background: var(--bg-glass);
}

.taglist a:hover {
  background: var(--neon-blue);
  color: white;
  border-color: var(--neon-blue);
  transform: translateY(-2px);
}

/* Cover Images */
.img-cover {
  width: 100%;
  height: 400px;
  object-fit: cover;
  border-radius: 20px;
  margin: 24px 0;
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-primary);
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  margin-top: 80px;
  padding: 40px 0;
  text-align: center;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.footer-brand {
  display: flex;
  align-items: center;
  font-size: 18px;
  font-weight: 600;
}

.footer-links {
  display: flex;
  gap: 24px;
  margin-top: 16px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--neon-blue);
}

/* Hero Actions */
.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-top: 32px;
  flex-wrap: wrap;
}

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

.btn-secondary {
  background: transparent;
  border: 1px solid var(--border-primary);
  color: var(--text-primary);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--neon-blue);
  color: var(--neon-blue);
}

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

/* Section Headers */
.section-header {
  text-align: center;
  margin: 60px 0 40px;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 16px;
  background: var(--gradient-neon);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Latest Section */
.latest-section {
  margin: 80px 0;
}

.view-all {
  text-align: center;
  margin-top: 40px;
}

/* Features Section */
.features-section {
  margin: 80px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  margin-top: 40px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: 20px;
  padding: 32px 24px;
  text-align: center;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-neon);
  transform: scaleX(0);
  transition: transform 0.4s ease;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card);
  border-color: var(--neon-blue);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 20px;
  display: block;
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Page Headers */
.page-header {
  text-align: center;
  margin: 40px 0 32px;
}

.page-description {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-top: 8px;
}

/* Search Section */
.search-section {
  margin: 32px 0;
}

.search-container {
  position: relative;
  max-width: 600px;
  margin: 0 auto;
}

.search-icon {
  position: absolute;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-container .search {
  padding-left: 50px;
}

.search-results {
  text-align: center;
  margin-top: 12px;
  color: var(--text-muted);
  font-size: 14px;
}

/* Empty States */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: 20px;
  margin: 40px 0;
}

.empty-state h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.empty-state p {
  color: var(--text-secondary);
  margin-bottom: 24px;
}

/* Error States */
.error-state {
  text-align: center;
  padding: 60px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: 20px;
  margin: 40px 0;
}

.error-state h2 {
  font-size: 2rem;
  margin-bottom: 16px;
  color: var(--text-primary);
}

/* Card Tags */
.card-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 16px;
}

/* Brand Text */
.brand-text {
  font-weight: 700;
  background: var(--gradient-neon);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Theme Icon */
.theme-icon {
  transition: all 0.3s ease;
}

/* Hidden Class */
.hidden {
  display: none !important;
}

/* Post Content */
.post-content {
  max-width: 800px;
  margin: 0 auto;
}

.post-header {
  margin-bottom: 48px;
  text-align: center;
}

.post-meta {
  margin-top: 24px;
}

.post-meta-text {
  color: var(--text-muted);
  font-size: 14px;
  margin: 16px 0;
}

.post-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: center;
  margin: 16px 0;
}

.post-footer {
  margin-top: 60px;
  padding-top: 40px;
  border-top: 1px solid var(--border-primary);
}

.post-navigation {
  display: flex;
  justify-content: center;
}

/* Enhanced Prose */
.prose {
  max-width: 800px;
  margin: 0 auto;
  font-size: 1.1rem;
  line-height: 1.8;
}

.prose h1, .prose h2, .prose h3, .prose h4, .prose h5, .prose h6 {
  margin-top: 40px;
  margin-bottom: 20px;
  color: var(--text-primary);
  font-weight: 600;
}

.prose h1 {
  font-size: 2.5rem;
  font-weight: 700;
  background: var(--gradient-neon);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.prose h2 {
  font-size: 2rem;
  font-weight: 600;
}

.prose h3 {
  font-size: 1.5rem;
  font-weight: 600;
}

.prose p {
  margin-bottom: 20px;
  line-height: 1.8;
}

.prose ul, .prose ol {
  margin: 20px 0;
  padding-left: 24px;
}

.prose li {
  margin-bottom: 8px;
  line-height: 1.6;
}

.prose blockquote {
  border-left: 4px solid var(--neon-blue);
  padding-left: 20px;
  margin: 24px 0;
  font-style: italic;
  color: var(--text-secondary);
  background: var(--bg-glass);
  padding: 20px;
  border-radius: 8px;
}

.prose code {
  background: var(--bg-secondary);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9em;
  color: var(--neon-cyan);
  border: 1px solid var(--border-secondary);
}

.prose pre {
  overflow: auto;
  background: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: 12px;
  padding: 20px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 14px;
  line-height: 1.6;
  margin: 24px 0;
}

.prose pre code {
  background: none;
  padding: 0;
  border: none;
  color: var(--text-primary);
}

.prose a {
  color: var(--neon-blue);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease;
}

.prose a:hover {
  border-bottom-color: var(--neon-blue);
}

.prose strong {
  color: var(--text-primary);
  font-weight: 600;
}

.prose em {
  color: var(--text-secondary);
  font-style: italic;
}

.prose table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  background: var(--bg-card);
  border-radius: 12px;
  overflow: hidden;
}

.prose th, .prose td {
  border: 1px solid var(--border-primary);
  padding: 12px;
  text-align: left;
}

.prose th {
  background: var(--bg-secondary);
  font-weight: 600;
  color: var(--text-primary);
}

.prose td {
  color: var(--text-secondary);
}

/* Tags Container */
.tags-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 40px 0;
}

/* Tag Name */
.tag-name {
  color: var(--neon-blue);
  font-weight: 700;
}

/* Tag Navigation */
.tag-navigation {
  text-align: center;
  margin: 40px 0;
}

/* Enhanced Tag List */
.taglist {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin: 40px 0;
}

.taglist a {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: 16px;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.taglist a::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-neon);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.taglist a:hover {
  background: var(--neon-blue);
  color: white;
  border-color: var(--neon-blue);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.taglist a:hover::before {
  transform: scaleX(1);
}

/* Animation for tag links */
.tag-link {
  animation: fadeInUp 0.6s ease forwards;
  opacity: 0;
  transform: translateY(20px);
}

/* Reading Progress Bar */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: var(--gradient-neon);
  z-index: 1001;
  transition: width 0.1s ease;
}

/* Light Theme Support */
[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-glass: rgba(0, 0, 0, 0.05);
  --text-primary: #1a202c;
  --text-secondary: #4a5568;
  --text-muted: #718096;
  --border-primary: rgba(0, 0, 0, 0.1);
  --border-secondary: rgba(0, 0, 0, 0.05);
}

/* Loading States */
.loading {
  opacity: 0.7;
  pointer-events: none;
}

/* Focus States */
.btn:focus,
.search:focus,
nav a:focus {
  outline: 2px solid var(--neon-blue);
  outline-offset: 2px;
}

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

/* Print Styles */
@media print {
  .header,
  .footer,
  .btn,
  .search-section {
    display: none !important;
  }
  
  body {
    background: white !important;
    color: black !important;
  }
  
  .prose {
    font-size: 12pt;
    line-height: 1.5;
  }
}

/* About Page Styles */
.about-content {
  max-width: 900px;
  margin: 0 auto;
}

.about-section {
  margin: 60px 0;
}

.about-section h2 {
  font-size: 2rem;
  font-weight: 600;
  margin-bottom: 24px;
  color: var(--text-primary);
  background: var(--gradient-neon);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-section p {
  font-size: 1.1rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

/* Coverage Grid */
.coverage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  margin-top: 32px;
}

.coverage-item {
  background: var(--bg-card);
  border: 1px solid var(--border-primary);
  border-radius: 16px;
  padding: 24px;
  text-align: center;
  transition: all 0.3s ease;
}

.coverage-item:hover {
  transform: translateY(-4px);
  border-color: var(--neon-blue);
  box-shadow: var(--shadow-card);
}

.coverage-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
  display: block;
}

.coverage-item h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.coverage-item p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Values Grid */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin-top: 32px;
}

.value-item {
  text-align: center;
  padding: 24px;
}

.value-item h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--neon-blue);
}

.value-item p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* CTA Section */
.cta-section {
  text-align: center;
  margin-top: 40px;
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 16px;
  }
  
  .nav {
    flex-direction: column;
    gap: 16px;
  }
  
  .hero {
    padding: 60px 24px;
    margin: 24px 0;
  }
  
  .cards {
    grid-template-columns: 1fr;
  }
  
  .card {
    padding: 20px;
  }
  
  .prose h1 {
    font-size: 2rem;
  }
  
  .prose h2 {
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .hero {
    padding: 40px 16px;
  }
  
  .h1 {
    font-size: 2rem;
  }
  
  .lead {
    font-size: 1.1rem;
  }
}

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

.card {
  animation: fadeInUp 0.6s ease forwards;
}

.card:nth-child(1) { animation-delay: 0.1s; }
.card:nth-child(2) { animation-delay: 0.2s; }
.card:nth-child(3) { animation-delay: 0.3s; }
.card:nth-child(4) { animation-delay: 0.4s; }
.card:nth-child(5) { animation-delay: 0.5s; }
.card:nth-child(6) { animation-delay: 0.6s; }