/* CSS Variables */
:root {
  --color-bg: #fafafa;
  --color-bg-alt: #f5f5f5;
  --color-text: #333;
  --color-text-muted: #555;
  --color-text-light: #777;
  --color-primary: #b5121b;
  --color-primary-hover: #8a0d15;
  --color-link: #b5121b;
  --color-link-hover: #8a0d15;
  --color-border: #e0e0e0;
  --color-shadow: rgba(0, 0, 0, 0.08);
  
  --font-serif: 'Libre Baskerville', Georgia, serif;
  --font-sans: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  
  --spacing-xs: 0.35rem;
  --spacing-sm: 0.7rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  
  --max-width: 1000px;
  --header-height: 0px;
  
  --transition: 0.2s ease;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.55;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.3;
  margin-top: 0;
  color: var(--color-text);
}

h1 {
  font-size: 1.8rem;
  margin-bottom: var(--spacing-sm);
}

h2 {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
  padding-bottom: var(--spacing-xs);
  border-bottom: 2px solid var(--color-primary);
  display: inline-block;
}

h3 {
  font-size: 1rem;
  margin-bottom: 2px;
}

p {
  margin-top: 0;
  margin-bottom: var(--spacing-xs);
}

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

a:hover {
  color: var(--color-link-hover);
  text-decoration: underline;
}

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

/* Layout */
.wrapper {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.page-content {
  padding: var(--spacing-lg) 0;
  min-height: calc(100vh - 80px);
}

/* Header */
.site-header {
  background: transparent;
  position: relative;
  z-index: 1000;
  padding: 0;
  margin-bottom: var(--spacing-md);
}

.site-nav {
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.site-nav .wrapper {
  padding: 0;
}

.trigger {
  display: flex;
  gap: var(--spacing-md);
}

.nav-link {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  letter-spacing: 0.3px;
  padding: 6px 12px;
  position: relative;
  text-decoration: none;
  border-radius: 4px;
  transition: all var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
  background: rgba(181, 18, 27, 0.08);
  text-decoration: none;
}

.nav-trigger {
  display: none;
}

.menu-icon {
  display: none;
}

/* Mobile Navigation */
@media (max-width: 600px) {
  .site-header {
    position: relative;
    padding: var(--spacing-sm);
    background: #fff;
    border-bottom: 1px solid var(--color-border);
  }
  
  .trigger {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-xs);
  }
  
  .nav-link {
    font-size: 0.85rem;
    padding: 4px 8px;
  }
}

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

.footer-content {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

.footer-content a {
  color: var(--color-text-muted);
}

/* About Section (Home) */
.about-section {
  display: grid;
  grid-template-columns: 250px 1fr;
  gap: var(--spacing-xl);
  align-items: start;
}

@media (max-width: 700px) {
  .about-section {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

.profile-image {
  width: 250px;
  height: 250px;
  object-fit: cover;
  object-position: center top;
  border-radius: 8px;
  box-shadow: 0 4px 20px var(--color-shadow);
  transition: opacity 0.15s ease-in-out;
}

.hobby-word {
  cursor: pointer;
  color: var(--color-accent);
  font-weight: 500;
  text-decoration: underline;
  text-decoration-style: dotted;
  text-underline-offset: 3px;
  transition: all 0.2s ease;
  position: relative;
}

.hobby-word:hover {
  color: var(--color-text);
  text-decoration-style: solid;
}

.hobby-word::after {
  content: "📷";
  font-size: 0.7em;
  position: absolute;
  left: 100%;
  top: 0;
  margin-left: 2px;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.hobby-word:hover::after {
  opacity: 1;
}

.about-content h1 {
  margin-bottom: var(--spacing-md);
}

.about-content .subtitle {
  color: var(--color-text-muted);
  font-size: 1.1rem;
  margin-bottom: var(--spacing-md);
}

.social-links {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
  flex-wrap: wrap;
}

@media (max-width: 700px) {
  .social-links {
    justify-content: center;
  }
}

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: all var(--transition);
}

.social-link:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  text-decoration: none;
}

.social-link i {
  font-size: 1rem;
}

/* News Section */
.news-section {
  margin-top: var(--spacing-xl);
}

.news-table {
  width: 100%;
  border-collapse: collapse;
}

.news-table td {
  padding: 2px 0;
  vertical-align: top;
  line-height: 1.3;
}

.news-table td:first-child {
  width: 120px;
  color: var(--color-text-light);
  font-size: 0.9rem;
  font-weight: 600;
}

/* Publications */
.publications-section {
  margin-top: var(--spacing-xl);
}

.publication-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.publication-item {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  transition: box-shadow var(--transition);
}

.publication-item:hover {
  box-shadow: 0 4px 20px var(--color-shadow);
}

@media (max-width: 600px) {
  .publication-item {
    grid-template-columns: 1fr;
  }
}

.publication-thumbnail {
  width: 100%;
  border-radius: 4px;
  object-fit: cover;
  aspect-ratio: 16/9;
  background: var(--color-bg-alt);
}

video.publication-thumbnail {
  width: 100%;
  border-radius: 4px;
  object-fit: cover;
  aspect-ratio: 16/9;
  background: var(--color-bg-alt);
}

video.publication-thumbnail.taller,
img.publication-thumbnail.taller {
  aspect-ratio: 4/3;
}

.publication-content h3 {
  margin-bottom: 3px;
  font-size: 1rem;
  line-height: 1.35;
}

.publication-content h3 a {
  color: var(--color-text);
}

.publication-content h3 a:hover {
  color: var(--color-primary);
}

.publication-authors {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: 3px;
  line-height: 1.45;
}

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

.publication-venue {
  font-size: 0.85rem;
  font-style: italic;
  color: var(--color-text-light);
  margin-bottom: 5px;
}

.publication-venue .award {
  color: var(--color-primary);
  font-weight: 600;
  font-style: normal;
}

.publication-links {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.pub-link {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 3px 10px;
  font-size: 0.8rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 3px;
  color: var(--color-text-muted);
  transition: all var(--transition);
}

.pub-link:hover {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
  text-decoration: none;
}

/* Projects Section */
.projects-section {
  margin-top: var(--spacing-xl);
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
}

.project-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: var(--spacing-md);
  transition: box-shadow var(--transition), transform var(--transition);
}

.project-card:hover {
  box-shadow: 0 8px 30px var(--color-shadow);
  transform: translateY(-2px);
}

.project-card h3 {
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
}

.project-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.project-badge {
  display: inline-block;
  padding: 4px 10px;
  background: linear-gradient(135deg, var(--color-primary), #ff6b6b);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 20px;
  margin-bottom: var(--spacing-xs);
}

/* CV Page */
.cv-section {
  margin-bottom: var(--spacing-xl);
}

.cv-section h2 {
  margin-bottom: var(--spacing-md);
}

.cv-item {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-md);
  border-left: 3px solid var(--color-border);
}

.cv-item:hover {
  border-left-color: var(--color-primary);
}

.cv-item h3 {
  margin-bottom: 2px;
}

.cv-item .cv-meta {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.cv-item .cv-date {
  color: var(--color-text-light);
  font-size: 0.85rem;
}

/* Cornell bold black */
strong.cornell {
  color: var(--color-text);
}

a.link-black {
  color: var(--color-text);
}

a.link-black:hover {
  color: var(--color-accent);
}

/* Italian Film Words - Colorful with Italian font */
.italian-word {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  font-style: italic;
  letter-spacing: 0.5px;
}

.italian-word.lights {
  background: linear-gradient(135deg, #FFD700, #FFA500);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.italian-word.camera {
  background: linear-gradient(135deg, #E63946, #F4A261);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.italian-word.action {
  background: linear-gradient(135deg, #2A9D8F, #264653);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Utilities */
.text-center {
  text-align: center;
}

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

/* Print styles */
@media print {
  .site-header,
  .site-footer {
    display: none;
  }
  
  .page-content {
    padding: 0;
  }
  
  a {
    color: var(--color-text);
  }
  
  .publication-item {
    break-inside: avoid;
  }
}