/* Typography fallbacks for better loading */
@font-face {
  font-family: 'Inter-fallback';
  size-adjust: 107%;
  ascent-override: 90%;
  src: local('Arial');
}

/* Modern Portfolio Styles */
:root {
  /* Colors */
  --primary-color: #2563eb;
  --primary-dark: #1d4ed8;
  --secondary-color: #64748b;
  --accent-color: #06b6d4;
  --text-primary: #1e293b;
  --text-secondary: #64748b;
  --text-light: #94a3b8;
  --background: #ffffff;
  --background-alt: #f8fafc;
  --border-color: #e2e8f0;
  --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  
  /* Typography */
  --font-family: 'Inter', 'Inter-fallback', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
  --font-size-xs: 0.75rem;      /* 12px */
  --font-size-sm: 0.875rem;     /* 14px */
  --font-size-base: 1rem;       /* 16px */
  --font-size-lg: 1.125rem;     /* 18px */
  --font-size-xl: 1.25rem;      /* 20px */
  --font-size-2xl: 1.5rem;      /* 24px */
  --font-size-3xl: 1.875rem;    /* 30px */
  --font-size-4xl: 2.25rem;     /* 36px */
  --font-size-5xl: 3rem;        /* 48px */
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-base: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Border radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
}

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

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

body {
  font-family: var(--font-family);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--background);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

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

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

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

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

@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-lg); /* Increased padding for mobile */
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-xl); /* Even more padding for small screens */
  }
}

/* Navigation - Only show on desktop (768px+) */
.vertical-nav {
  position: fixed;
  right: 30px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  display: none; /* Hidden by default */
}

.vertical-nav.visible {
  opacity: 1;
  visibility: visible;
}

.nav-dot {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: rgba(100, 116, 139, 0.4);
  margin: 20px 0;
  position: relative;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  border: 2px solid transparent;
}

.nav-dot::before {
  content: '';
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: transparent;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-dot.active {
  background: rgba(37, 99, 235, 0.2);
  border-color: var(--primary-color);
  transform: scale(1.1);
}

.nav-dot.active::before {
  background: var(--primary-color);
}

.nav-dot:hover {
  background: rgba(37, 99, 235, 0.15);
  border-color: var(--primary-color);
  transform: scale(1.2);
}

.nav-dot:hover::before {
  background: var(--primary-color);
}

.nav-label {
  position: absolute;
  right: 25px;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(30, 41, 59, 0.95);
  color: white;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
}

.nav-dot:hover .nav-label {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(-8px);
}

/* Show navigation only on desktop screens (768px and up) */
@media (min-width: 768px) {
  .vertical-nav {
    display: block;
  }
}

/* Hero Section */
.hero {
  min-height: 100vh;
  height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 0;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  overflow: hidden;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  width: 100%;
}

.hero-content {
  z-index: 2;
}

.hero-social {
  display: flex;
  gap: var(--spacing-base);
  margin-bottom: var(--spacing-xl);
}

.social-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-base);
  background: white;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-weight: 500;
  font-size: var(--font-size-sm);
  transition: var(--transition);
  text-decoration: none;
  box-shadow: var(--shadow-sm);
}

.social-btn:hover {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.social-btn svg {
  width: 16px;
  height: 16px;
}

.hero-greeting {
  display: block;
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xs);
  font-weight: 400;
}

.hero-name {
  display: block;
  font-size: var(--font-size-5xl);
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-base);
  line-height: 1.1;
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-base);
  font-weight: 500;
}

.hero-description {
  font-size: var(--font-size-base);
  color: var(--text-light);
  margin-bottom: var(--spacing-xl);
  line-height: 1.7;
  max-width: 600px;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-base);
  flex-wrap: wrap;
}

.hero-image {
  position: relative;
  z-index: 1;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.hero-image-wrapper img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  transition: var(--transition);
}

.hero-image-bg {
  position: absolute;
  top: 20px;
  left: 20px;
  right: -20px;
  bottom: -20px;
  background: var(--gradient);
  border-radius: var(--radius-xl);
  z-index: -1;
}

.scroll-indicator {
  position: absolute;
  bottom: 50px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px; /* Reduced gap */
  color: var(--text-light);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: var(--transition);
  z-index: 10;
}

.scroll-indicator:hover {
  color: var(--primary-color);
}

.scroll-mouse {
  width: 24px;
  height: 40px;
  border: 2px solid currentColor;
  border-radius: 12px;
  position: relative;
  margin-bottom: 4px; /* Reduced margin */
}

.scroll-wheel {
  width: 2px;
  height: 8px;
  background: currentColor;
  border-radius: 1px;
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  animation: scroll-wheel 2s infinite;
}

.scroll-text {
  font-weight: 500;
  letter-spacing: 0.5px;
  font-size: var(--font-size-sm);
}

.scroll-arrow {
  margin-top: 4px; /* Reduced margin */
  animation: scroll-bounce 2s infinite;
}

.scroll-arrow svg {
  width: 18px;
  height: 18px;
  stroke-width: 2;
}

@keyframes scroll-wheel {
  0% { 
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
  50% { 
    opacity: 0;
    transform: translateX(-50%) translateY(12px);
  }
  100% { 
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(5px); }
}

@media (max-width: 768px) {
  .hero {
    padding: var(--spacing-xl) 0;
    min-height: auto;
  }
  
  .hero-container {
    grid-template-columns: 1fr;
    gap: var(--spacing-2xl);
    text-align: center;
  }
  
  .hero-name {
    font-size: var(--font-size-4xl); /* Use consistent variable */
  }
  
  .hero-image {
    order: 1; /* Move image above text on mobile */
  }
  
  .hero-image-wrapper img {
    height: 300px;
    object-position: center 20%; /* Show more of the top part */
  }
  
  .hero-social {
    justify-content: center;
  }
  
  .social-btn {
    font-size: var(--font-size-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
  }
  
  .hero-buttons {
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-base);
  }
  
  /* Hide scroll indicator on mobile */
  .scroll-indicator {
    display: none;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  /* Tablet styles */
  .hero {
    min-height: 90vh;
  }
  
  .hero-container {
    gap: var(--spacing-2xl);
  }
  
  .hero-image-wrapper img {
    height: 420px;
    object-position: center 15%; /* Show top part of image on tablets */
  }
  
  .hero-buttons {
    justify-content: center;
    gap: var(--spacing-base);
  }
  
  /* Show scroll indicator on tablets but smaller */
  .scroll-indicator {
    bottom: 30px;
  }
  
  .scroll-mouse {
    width: 20px;
    height: 32px;
  }
  
  .scroll-wheel {
    height: 6px;
    top: 6px;
  }
  
  .scroll-text {
    font-size: var(--font-size-xs);
  }
  
  .scroll-arrow svg {
    width: 16px;
    height: 16px;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 500;
  font-size: var(--font-size-base);
  transition: var(--transition);
  cursor: pointer;
  border: 2px solid transparent;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

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

.btn svg {
  width: 18px;
  height: 18px;
}

/* Typography Standardization */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-primary);
  margin: 0;
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
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 {
  font-size: var(--font-size-base);
  line-height: 1.7;
  color: var(--text-secondary);
  margin: 0;
}

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

/* Section Titles - Consistent across all sections */
.about-title,
.skills-title,
.portfolio-title,
.contact-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-lg);
  text-align: center;
  line-height: 1.2;
}

/* Section Subtitles - Consistent across all sections */
.skills-subtitle,
.portfolio-subtitle,
.contact-subtitle {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  text-align: center;
  margin-bottom: var(--spacing-3xl);
  line-height: 1.6;
}

/* Mobile Typography */
@media (max-width: 768px) {
  section {
    padding: var(--spacing-2xl) 0; /* Slightly reduced section padding on mobile */
  }
  
  .about-title,
  .skills-title,
  .portfolio-title,
  .contact-title {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-base);
  }
  
  .skills-subtitle,
  .portfolio-subtitle,
  .contact-subtitle {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-2xl);
  }
}

/* About Section */
.about {
  background: var(--background-alt);
}

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

.about-title {
  text-align: left;
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-lg);
}

.about-description {
  font-size: var(--font-size-base);
  margin-bottom: var(--spacing-lg);
  line-height: 1.7;
  color: var(--text-secondary);
}

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

.stat {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
  line-height: 1;
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  font-weight: 500;
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

@media (max-width: 768px) {
  .about-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .about-title {
    text-align: center;
    font-size: var(--font-size-2xl);
  }
  
  .about-stats {
    grid-template-columns: 1fr;
    gap: var(--spacing-base);
  }
  
  .stat-number {
    font-size: var(--font-size-xl);
  }
}

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

.skill-card {
  background: var(--background);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  border: 1px solid var(--border-color);
}

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

.skill-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
}

.skill-icon svg {
  width: 30px;
  height: 30px;
  stroke-width: 2;
  color: white;
}

.skill-card h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  line-height: 1.3;
}

.skill-card p {
  color: var(--text-secondary);
  line-height: 1.6;
  font-size: var(--font-size-base);
}

@media (max-width: 768px) {
  .skills-grid {
    grid-template-columns: 1fr;
  }
  
  .skill-card {
    padding: var(--spacing-lg);
  }
  
  .skill-card h3 {
    font-size: var(--font-size-lg);
  }
  
  .skill-card p {
    font-size: var(--font-size-sm);
  }
}

/* Portfolio Section */
.portfolio {
  background: var(--background-alt);
}

.portfolio-filters {
  display: flex;
  justify-content: center;
  gap: var(--spacing-base);
  margin-bottom: var(--spacing-3xl);
  flex-wrap: wrap;
}

.filter-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  font-weight: 500;
  background: var(--background);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-xl);
}

.portfolio-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  background: var(--background);
}

.portfolio-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.portfolio-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/10;
}

.portfolio-image img,
.portfolio-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
  color: white;
  text-align: center;
  padding: var(--spacing-lg);
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-item:hover img,
.portfolio-item:hover video {
  transform: scale(1.1);
}

.portfolio-overlay h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  line-height: 1.3;
}

.portfolio-overlay p {
  margin-bottom: var(--spacing-lg);
  color: rgba(255, 255, 255, 0.8);
  font-size: var(--font-size-base);
  line-height: 1.5;
}

.portfolio-link {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.portfolio-link:hover {
  background: var(--primary-dark);
  transform: scale(1.1);
}

.portfolio-link svg {
  width: 24px;
  height: 24px;
  color: white;
}

.video-play svg {
  stroke: none;
}

@media (max-width: 768px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
}

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

.contact-info h3 {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
  line-height: 1.3;
}

.contact-info p {
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  line-height: 1.7;
}

.contact-methods {
  margin-bottom: var(--spacing-xl);
}

.contact-method {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.contact-icon {
  width: 50px;
  height: 50px;
  background: var(--background-alt);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  flex-shrink: 0;
}

.contact-icon svg {
  width: 24px;
  height: 24px;
  stroke-width: 2;
}

.contact-method h4 {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 2px;
  font-size: var(--font-size-base);
  line-height: 1.4;
}

.contact-method a,
.contact-method span {
  color: var(--text-secondary);
  font-size: var(--font-size-base);
  line-height: 1.4;
}

.contact-method a {
  color: var(--primary-color);
}

.contact-method a:hover {
  text-decoration: underline;
}

.social-links {
  display: flex;
  gap: var(--spacing-base);
}

.social-link {
  width: 45px;
  height: 45px;
  border-radius: var(--radius-md);
  background: var(--background-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  transition: var(--transition);
}

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

.social-link svg {
  width: 20px;
  height: 20px;
}

/* Form Styles */
.contact-form {
  background: var(--background);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--spacing-lg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: var(--font-size-base);
  transition: var(--transition);
  background: var(--background);
  box-sizing: border-box;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  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(--spacing-xl);
  }
  
  .contact-form {
    padding: var(--spacing-lg);
  }
  
  .contact-info {
    padding: 0 var(--spacing-base); /* Extra padding for mobile */
  }
  
  .contact-info h3 {
    font-size: var(--font-size-xl);
  }
  
  .contact-info p {
    font-size: var(--font-size-base);
  }
  
  .contact-method {
    gap: var(--spacing-base);
  }
  
  .contact-icon {
    width: 40px;
    height: 40px;
  }
  
  .contact-icon svg {
    width: 20px;
    height: 20px;
  }
  
  .contact-method h4 {
    font-size: var(--font-size-sm);
  }
  
  .contact-method a,
  .contact-method span {
    font-size: var(--font-size-sm);
  }
  
  .form-group input,
  .form-group textarea {
    padding: var(--spacing-base);
    font-size: var(--font-size-base);
  }
}

/* Footer */
.footer {
  background: var(--background-alt);
  color: var(--text-secondary);
  padding: var(--spacing-lg) 0;
  border-top: 1px solid var(--border-color);
}

.footer p {
  text-align: center;
  font-size: var(--font-size-sm);
  margin: 0;
}

@media (max-width: 768px) {
  .footer p {
    font-size: var(--font-size-xs);
  }
}

/* Animations */
@media (prefers-reduced-motion: no-preference) {
  .portfolio-item,
  .skill-card,
  .hero-image-wrapper {
    animation: fadeInUp 0.6s ease-out;
  }
  
  .portfolio-item:nth-child(2) { animation-delay: 0.1s; }
  .portfolio-item:nth-child(3) { animation-delay: 0.2s; }
  .portfolio-item:nth-child(4) { animation-delay: 0.3s; }
  
  .skill-card:nth-child(2) { animation-delay: 0.1s; }
  .skill-card:nth-child(3) { animation-delay: 0.2s; }
  .skill-card:nth-child(4) { animation-delay: 0.3s; }
  .skill-card:nth-child(5) { animation-delay: 0.4s; }
  .skill-card:nth-child(6) { animation-delay: 0.5s; }
}

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

/* Loading States */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

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

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

/* Hidden but accessible to screen readers */
.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;
}