/* ===============================
   Modern CSS Reset & Variables
   =============================== */

:root {
  /* Colors */
  --primary-color: #2563eb;
  --primary-hover: #1d4ed8;
  --secondary-color: #f59e0b;
  --text-primary: #1f2937;
  --text-secondary: #6b7280;
  --text-muted: #9ca3af;
  --background: #ffffff;
  --surface: #f8fafc;
  --border: #e5e7eb;
  --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);
  
  /* Typography */
  --font-primary: '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;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Borders */
  --border-radius-sm: 0.375rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 0.75rem;
  --border-radius-xl: 1rem;
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 250ms ease-in-out;
  --transition-slow: 400ms ease-in-out;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  /* Prevent zoom on mobile when focusing inputs */
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
  /* Improve touch scrolling on iOS */
  -webkit-overflow-scrolling: touch;
}

/* ===============================
   Typography
   =============================== */

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: var(--font-size-4xl);
  font-weight: 700;
}

h2 {
  font-size: var(--font-size-3xl);
}

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

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

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

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

/* ===============================
   Layout
   =============================== */

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

/* ===============================
   Hero Section
   =============================== */

.hero-section {
  padding: var(--spacing-2xl) 0 var(--spacing-3xl) 0;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  position: relative;
  overflow: hidden;
}

/* Add subtle pattern overlay */
.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(circle at 25% 25%, rgba(59, 130, 246, 0.05) 0%, transparent 50%),
    radial-gradient(circle at 75% 75%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--spacing-2xl);
  align-items: start;
  width: 100%;
  position: relative;
  z-index: 1;
  max-width: 1000px;
  margin: 0 auto;
  padding: var(--spacing-xl);
}

.profile-info {
  padding-top: var(--spacing-lg);
}

.name {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-md);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  line-height: 1.1;
}

.tagline {
  font-size: var(--font-size-xl);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  font-weight: 500;
  line-height: 1.4;
}

.bio {
  margin-bottom: var(--spacing-2xl);
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-sm);
}

.bio p {
  font-size: var(--font-size-base);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
  text-align: justify;
  color: var(--text-primary);
}

.bio p:last-child {
  margin-bottom: 0;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-xl);
  justify-content: flex-start;
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--border-radius-md);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-primary);
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.social-link:hover {
  color: var(--primary-color);
  border-color: var(--primary-color);
  background: rgba(255, 255, 255, 1);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.social-link i {
  font-size: var(--font-size-base);
}

.contact-info {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--border-radius-md);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-sm);
}

.contact-info .email {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-base);
  color: var(--text-secondary);
  margin-bottom: 0;
  font-weight: 500;
}

.contact-info i {
  color: var(--primary-color);
}

.profile-image {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding-top: var(--spacing-lg);
  position: relative;
}

/* Add decorative elements around the photo */
.profile-image::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 280px;
  height: 280px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: 50%;
  opacity: 0.1;
  z-index: -1;
}

.avatar {
  width: 250px;
  height: 250px;
  border-radius: 50%;
  object-fit: cover;
  border: 6px solid rgba(255, 255, 255, 0.9);
  box-shadow: 
    var(--shadow-xl),
    0 0 0 1px rgba(59, 130, 246, 0.1);
  position: relative;
  z-index: 1;
  transform: scale(1.2);
}

/* ===============================
   Publications Section
   =============================== */

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

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

.section-header h2 {
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
}

.section-description {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  max-width: 800px;
  margin: 0 auto;
  line-height: 1.7;
  text-align: justify;
}

.publications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(500px, 100%), 1fr));
  gap: var(--spacing-xl);
}

.publication-card {
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

/* Only apply hover effects to publication cards with video overlays */
.publication-card[onmouseover] {
  transition: all var(--transition-normal);
}

.publication-card[onmouseover]:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.publication-media {
  position: relative;
  height: 200px;
  overflow: hidden;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.media-container {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.publication-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  padding: var(--spacing-sm);
  border-radius: var(--border-radius-md);
  transition: opacity var(--transition-normal);
}

.video-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity var(--transition-normal);
  z-index: 2;
  pointer-events: none; /* Prevent blocking clicks when hidden */
}

.video-overlay.active {
  pointer-events: auto; /* Re-enable clicks when active */
}

.video-overlay .publication-image {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 3;
}

.video-overlay video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.publication-content {
  padding: var(--spacing-xl);
}

.publication-title {
  margin-bottom: var(--spacing-md);
}

.publication-title a {
  color: var(--text-primary);
  font-weight: 600;
  transition: color var(--transition-fast);
}

.publication-title a:hover {
  color: var(--primary-color);
}

.publication-authors {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
  line-height: 1.5;
}

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

.publication-venue {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.venue {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--primary-color);
  color: var(--background);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.award {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--secondary-color);
  color: var(--background);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.publication-description {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.6;
  text-align: justify;
}

.publication-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.pub-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-sm);
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.pub-link:hover {
  background: var(--primary-color);
  color: var(--background);
  border-color: var(--primary-color);
}

.pub-link i {
  font-size: var(--font-size-sm);
}

/* ===============================
   News Section
   =============================== */

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

.news-content {
  max-width: 800px;
  margin: 0 auto;
}

.news-list {
  list-style: none;
  padding: 0;
}

.news-list li {
  padding: var(--spacing-lg) 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  line-height: 1.6;
  position: relative;
  padding-left: var(--spacing-xl);
}

.news-list li:last-child {
  border-bottom: none;
}

.news-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-weight: bold;
  font-size: var(--font-size-lg);
}

.news-list li a {
  color: var(--primary-color);
  font-weight: 500;
}

/* ===============================
   Experience Section
   =============================== */

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

.experience-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(400px, 100%), 1fr));
  gap: var(--spacing-xl);
}

.experience-card {
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

/* Only apply hover effects to experience cards with video overlays */
.experience-card[onmouseover] {
  transition: all var(--transition-normal);
}

.experience-card[onmouseover]:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.experience-media {
  position: relative;
  height: 160px;
  overflow: hidden;
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.experience-image {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  padding: var(--spacing-sm);
  border-radius: var(--border-radius-md);
}

.experience-content {
  padding: var(--spacing-xl);
}

.company-name {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
}

.position {
  font-size: var(--font-size-lg);
  font-weight: 500;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.location {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-bottom: var(--spacing-xs);
}

.duration {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-bottom: var(--spacing-md);
  font-weight: 500;
}

.mentors {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
}

.experience-content .description {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* Specific styling for images with white backgrounds */
img[src*="acmecod.png"] {
  mix-blend-mode: multiply;
  background: transparent;
  border-radius: var(--border-radius-md) !important;
}

img[src*="weta_fx_logo.jpeg"] {
  mix-blend-mode: multiply;
  background: transparent;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 0;
  transform: scale(1.2);
  border-radius: var(--border-radius-md) !important;
}

img[src*="christie.png"] {
  mix-blend-mode: multiply;
  background: transparent;
  border-radius: var(--border-radius-md) !important;
}

img[src*="derivative.png"] {
  mix-blend-mode: multiply;
  background: transparent;
  border-radius: var(--border-radius-md) !important;
}

img[src*="covectorfluids.png"] {
  mix-blend-mode: multiply;
  background: transparent;
  border-radius: var(--border-radius-md) !important;
  transform: scale(1.15);
}

img[src*="fluidcohomology.png"] {
  border-radius: var(--border-radius-md) !important;
  transform: scale(1.15);
}

img[src*="extcourse.png"] {
  border-radius: var(--border-radius-md) !important;
  transform: scale(1.15);
}

img[src*="coflip.jpg"] {
  border-radius: var(--border-radius-md) !important;
  object-fit: cover !important;
  object-position: center 6% !important;
  padding: 0 !important;
}

img[src*="infinitewave.jpeg"] {
  border-radius: var(--border-radius-md) !important;
  object-fit: cover !important;
  object-position: center 30% !important;
  padding: 0 !important;
}

img[src*="kelvintransform.png"] {
  border-radius: var(--border-radius-md) !important;
  object-fit: cover !important;
  object-position: center !important;
  padding: 0 !important;
}

/* Treyarch logo is white on black background - invert it and blend */
img[src*="treyarch.png"] {
  filter: invert(1);
  mix-blend-mode: multiply;
  background: transparent;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 0;
  transform: scale(1.2);
  border-radius: var(--border-radius-md) !important;
}

/* Additional company logos with rounded corners */
img[src*="pixar.png"] {
  border-radius: var(--border-radius-md) !important;
}

img[src*="cbattyuwaterloo.png"] {
  border-radius: var(--border-radius-md) !important;
  transform: scale(1.3);
}

img[src*="ubiwdl.png"] {
  border-radius: var(--border-radius-md) !important;
}

img[src*="ubisoft.png"] {
  border-radius: var(--border-radius-md) !important;
}

img[src*="sidefx.png"] {
  border-radius: var(--border-radius-md) !important;
  transform: scale(0.7);
}

img[src*="ioaaleader.png"] {
  mix-blend-mode: multiply;
  background: transparent;
  border-radius: var(--border-radius-md) !important;
}

/* ===============================
   Footer
   =============================== */

.footer {
  background: var(--surface);
  padding: var(--spacing-xl) 0;
  border-top: 1px solid var(--border);
  margin-top: var(--spacing-3xl);
}

/* Visitor Counter Styling */
.visitor-counter {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
  padding: var(--spacing-xl);
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(10px);
  border-radius: var(--border-radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-sm);
}

.visitor-counter h3 {
  font-size: var(--font-size-lg);
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
  font-weight: 600;
}

.flag-counter-container {
  display: flex;
  justify-content: center;
  align-items: center;
}

.flag-counter-container img {
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast);
}

.flag-counter-container img:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-md);
}

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

.footer-text a {
  color: var(--primary-color);
  font-weight: 500;
}

/* ===============================
   Responsive Design
   =============================== */

@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-md);
  }
  
  .hero-section {
    padding: var(--spacing-xl) 0;
  }
  
  .hero-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    text-align: center;
    padding: var(--spacing-md);
    max-width: 100%;
  }
  
  .profile-image {
    order: -1;
    padding-top: 0;
  }
  
  .profile-image::before {
    width: 220px;
    height: 220px;
  }
  
  .avatar {
    width: 200px;
    height: 200px;
    border-width: 4px;
  }
  
  .name {
    font-size: var(--font-size-3xl);
    text-align: center;
  }
  
  .tagline {
    font-size: var(--font-size-lg);
    text-align: center;
  }
  
  .bio {
    padding: var(--spacing-lg);
    text-align: left;
  }
  
  .bio p {
    font-size: var(--font-size-base);
    text-align: left;
  }
  
  .social-links {
    justify-content: center;
    flex-wrap: wrap;
  }
  
  .social-link {
    min-height: 44px; /* Better touch target */
    padding: var(--spacing-md) var(--spacing-lg);
  }
  
  .contact-info {
    text-align: center;
  }
  
  .publications-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .experience-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .publication-content {
    padding: var(--spacing-lg);
  }
  
  .experience-content {
    padding: var(--spacing-lg);
  }
  
  .publication-links {
    justify-content: center;
    flex-wrap: wrap;
  }
  
  .pub-link {
    min-height: 44px; /* Better touch target */
    padding: var(--spacing-md) var(--spacing-lg);
  }
  
  .section-description {
    text-align: left;
  }
  
  .news-list li {
    padding-left: var(--spacing-lg);
    font-size: var(--font-size-sm);
  }
  
  /* Improve readability on mobile */
  .publication-authors {
    font-size: var(--font-size-xs);
    line-height: 1.6;
  }
  
  .publication-description {
    font-size: var(--font-size-sm);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .hero-section {
    padding: var(--spacing-lg) 0;
  }
  
  .hero-content {
    padding: var(--spacing-sm);
  }
  
  .name {
    font-size: var(--font-size-2xl);
    line-height: 1.1;
  }
  
  .tagline {
    font-size: var(--font-size-base);
  }
  
  .profile-image::before {
    width: 160px;
    height: 160px;
  }
  
  .avatar {
    width: 150px;
    height: 150px;
    border-width: 3px;
  }
  
  .bio {
    padding: var(--spacing-md);
  }
  
  .bio p {
    font-size: var(--font-size-sm);
  }
  
  .social-links {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
  }
  
  .social-link {
    width: 100%;
    justify-content: center;
    max-width: 280px;
    min-height: 48px; /* Larger touch target for mobile */
  }
  
  .contact-info {
    padding: var(--spacing-sm) var(--spacing-md);
  }
  
  .publication-links {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .pub-link {
    justify-content: center;
    width: 100%;
    min-height: 48px;
  }
  
  .publication-content,
  .experience-content {
    padding: var(--spacing-md);
  }
  
  .publication-media,
  .experience-media {
    height: 150px; /* Smaller media height on mobile */
  }
  
  .publication-image,
  .experience-image {
    padding: var(--spacing-xs); /* Smaller padding on mobile */
  }
  
  .news-list li {
    padding-left: var(--spacing-md);
    padding-top: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    font-size: var(--font-size-xs);
  }
  
  .section-header h2 {
    font-size: var(--font-size-2xl);
  }
  
  .publication-title h3 {
    font-size: var(--font-size-lg);
  }
  
  .company-name {
    font-size: var(--font-size-lg);
  }
}

/* ===============================
   Mobile Touch Improvements
   =============================== */

/* Disable hover effects on touch devices */
@media (hover: none) and (pointer: coarse) {
  .video-overlay {
    opacity: 0.7; /* Show videos with some transparency on touch devices */
  }
  
  .publication-card:active .video-overlay,
  .experience-card:active .video-overlay {
    opacity: 1;
  }
  
  /* Remove hover transforms on touch devices for cards with video overlays */
  .publication-card[onmouseover]:hover,
  .experience-card[onmouseover]:hover {
    transform: none;
  }
}

/* Extra small mobile devices */
@media (max-width: 320px) {
  .container {
    padding: 0 var(--spacing-xs);
  }
  
  .name {
    font-size: var(--font-size-xl);
  }
  
  .tagline {
    font-size: var(--font-size-sm);
  }
  
  .avatar {
    width: 120px;
    height: 120px;
  }
  
  .social-link {
    max-width: 100%;
    font-size: var(--font-size-xs);
  }
  
  .publication-content,
  .experience-content {
    padding: var(--spacing-sm);
  }
  
  .news-list li {
    font-size: 11px;
    line-height: 1.5;
  }
}

/* ===============================
   Legacy Support & Animations
   =============================== */

/* Smooth transitions for all interactive elements */
* {
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

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

/* Print styles */
@media print {
  .social-links,
  .publication-links {
    display: none;
  }
  
  .hero-section {
    background: none;
    min-height: auto;
  }
  
  .publication-card {
    box-shadow: none;
    border: 1px solid #ccc;
    break-inside: avoid;
  }
}