/* ============================================
   MORENO LA QUATRA - ACADEMIC WEBSITE
   LaTeX-inspired design with modern touches
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=EB+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=JetBrains+Mono:wght@400;500&family=Playfair+Display:wght@400;500;600&display=swap');

:root {
  /* LaTeX-inspired palette */
  --paper: #fefdfb;
  --paper-dark: #f8f6f1;
  --ink: #1a1a1a;
  --ink-light: #4a4a4a;
  --ink-lighter: #6a6a6a;
  --accent: #8b0000;
  --accent-light: #a52a2a;
  --link: #00008b;
  --link-hover: #4169e1;
  --code-bg: #f4f2ed;
  --border: #d4d0c8;

  /* Typography scale (golden ratio) */
  --font-serif: 'EB Garamond', 'Palatino Linotype', 'Book Antiqua', Palatino, serif;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* Spacing */
  --content-width: 720px;
  --wide-width: 900px;
  --margin-unit: 1.618rem;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

html {
  font-size: 18px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-serif);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.618;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* Paper texture overlay */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  opacity: 0.03;
  pointer-events: none;
  z-index: 1000;
}

::selection {
  background: var(--accent);
  color: var(--paper);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

header {
  border-bottom: 1px solid var(--border);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 100;
}

nav {
  max-width: var(--wide-width);
  margin: 0 auto;
  padding: 0.7rem 1.5rem;
  display: flex;
  align-items: center;
}

.logo {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: color 0.2s;
  white-space: nowrap;
  line-height: 1;
}

.logo .logo-img {
  width: 20px;
  height: 20px;
  border-radius: 2px;
  vertical-align: middle;
  margin-right: 0.3rem;
  display: inline-block;
}

.logo:hover {
  color: var(--accent);
}

.nav-links {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  margin-left: auto;
  gap: 0.2rem;
}

.nav-links a {
  font-family: var(--font-serif);
  font-size: 0.85rem;
  color: var(--ink-light);
  text-decoration: none;
  padding: 0.25rem 0.5rem;
  transition: color 0.15s;
  border-bottom: none;
  white-space: nowrap;
  line-height: 1;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent);
}

.nav-sym {
  font-family: var(--font-serif);
  font-size: 0.75rem;
  color: var(--accent);
  margin-right: 0.1rem;
  opacity: 0.85;
}

/* Hamburger menu button — hidden on desktop */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  margin-left: auto;
  flex-direction: column;
  gap: 4px;
  -webkit-tap-highlight-color: transparent;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ink);
  border-radius: 1px;
  transition: transform 0.25s ease, opacity 0.2s ease;
}

.menu-toggle.open span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.menu-toggle.open span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.open span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* ── Mobile navigation ── */
@media (max-width: 768px) {
  nav {
    flex-wrap: wrap;
    padding: 0.6rem 1rem;
    align-items: center;
  }

  .menu-toggle {
    display: flex;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    width: 100%;
    margin-left: 0;
    padding: 0.4rem 0 0.3rem;
    gap: 0;
    border-top: 1px solid var(--border);
    margin-top: 0.6rem;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    padding: 0.5rem 0.2rem;
    font-size: 0.9rem;
    display: block;
    width: 100%;
  }
}

/* ============================================
   MAIN CONTENT
   ============================================ */

main {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: calc(var(--margin-unit) * 2) 2rem;
}

main.wide-content {
  max-width: var(--wide-width);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--ink);
  line-height: 1.3;
}

h1 {
  font-size: 2.618rem;
  margin-bottom: var(--margin-unit);
  letter-spacing: -0.01em;
}

h2 {
  font-size: 1.618rem;
  margin-top: calc(var(--margin-unit) * 1.5);
  margin-bottom: calc(var(--margin-unit) * 0.5);
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

h3 {
  font-size: 1.2rem;
  margin-top: var(--margin-unit);
  margin-bottom: 0.5rem;
}

p {
  margin-bottom: var(--margin-unit);
  text-align: justify;
  hyphens: auto;
}

a {
  color: var(--link);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, color 0.2s;
}

a:hover {
  color: var(--link-hover);
  border-bottom-color: var(--link-hover);
}

sup {
  font-size: 0.7em;
  vertical-align: super;
  color: var(--accent);
  cursor: help;
}

code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: var(--code-bg);
  padding: 0.15em 0.4em;
  border-radius: 3px;
  color: var(--ink-light);
}

pre {
  background: var(--code-bg);
  padding: 1rem 1.5rem;
  border-radius: 4px;
  overflow-x: auto;
  margin: var(--margin-unit) 0;
  border-left: 3px solid var(--accent);
}

pre code {
  background: none;
  padding: 0;
}

blockquote {
  margin: var(--margin-unit) 0;
  padding-left: 1.5rem;
  border-left: 2px solid var(--accent);
  font-style: italic;
  color: var(--ink-light);
}

ul, ol {
  margin-bottom: var(--margin-unit);
  padding-left: 1.5rem;
}

li {
  margin-bottom: 0.4rem;
}

/* ============================================
   HERO SECTION (Home page)
   ============================================ */

.hero {
  display: grid;
  grid-template-columns: 1fr 200px;
  gap: 3rem;
  align-items: start;
  margin-bottom: calc(var(--margin-unit) * 2);
}

.hero-text h1 {
  margin-bottom: 0.5rem;
}

.hero-subtitle {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--ink-lighter);
  margin-bottom: var(--margin-unit);
  letter-spacing: 0.02em;
}

.hero-photo {
  width: 200px;
  height: 240px;
  background: var(--paper-dark);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.hero-photo::before {
  content: '';
  font-size: 3rem;
  opacity: 0.3;
}

.hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  top: 0;
  left: 0;
}

/* Abstract box */
.abstract p {
  margin-bottom: 0;
}

.abstract {
  background: var(--paper-dark);
  padding: 1.5rem 2rem;
  margin: calc(var(--margin-unit) * 0.75) 0;
  border-left: 3px solid var(--accent);
  position: relative;
}

.abstract::before {
  content: 'Abstract';
  position: absolute;
  top: -0.7rem;
  left: 1rem;
  background: var(--paper-dark);
  padding: 0 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
}

/* Quick links section */
.quick-links {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin: calc(var(--margin-unit) * 2) 0;
}

.quick-link {
  padding: 1.5rem;
  background: var(--paper);
  border: 1px solid var(--border);
  text-decoration: none;
  color: var(--ink);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.quick-link::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--accent);
  transform: scaleY(0);
  transition: transform 0.3s ease;
}

.quick-link:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.quick-link:hover::before {
  transform: scaleY(1);
}

.quick-link-icon {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  display: block;
}

.quick-link-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 0.3rem;
}

.quick-link-desc {
  font-size: 0.85rem;
  color: var(--ink-lighter);
}

/* News items */
.news-list {
  list-style: none;
  padding: 0;
}

.news-item {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
  position: relative;
}

.news-item::before {
  content: '\2192';
  position: absolute;
  left: 0;
  color: var(--accent);
}

.news-date {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink-lighter);
  display: block;
}

.news-content {
  display: block;
}

.news-content a {
  border-bottom: 1px solid transparent;
}

.news-content a:hover {
  border-bottom-color: var(--link-hover);
}

.news-sub-items {
  margin-top: 0.3rem;
  margin-left: 1rem;
  list-style-type: disc;
  padding-left: 1rem;
}

.news-sub-items li {
  margin-bottom: 0.2rem;
  font-size: 0.95rem;
}

.news-location {
  font-style: italic;
  color: var(--ink-lighter);
  font-size: 0.9rem;
}

/* Section markers */
.section-marker {
  font-family: var(--font-mono);
  color: var(--accent);
  font-weight: 600;
  margin-right: 0.3rem;
}

/* ============================================
   CV PAGE
   ============================================ */

.cv-section {
  margin-bottom: calc(var(--margin-unit) * 2);
}

.cv-entry {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px dotted var(--border);
}

.cv-entry:last-child {
  border-bottom: none;
}

.cv-date {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--ink-lighter);
}

.cv-content h3 {
  margin-top: 0;
  font-size: 1.1rem;
}

.cv-institution {
  font-style: italic;
  color: var(--ink-light);
  margin-bottom: 0.3rem;
}

.cv-description {
  font-size: 0.95rem;
  margin-bottom: 0;
}

.cv-skills-grid {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 0.8rem 1.5rem;
  margin-bottom: var(--margin-unit);
}

.cv-skill-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
}

.cv-skill-value {
  font-size: 0.95rem;
}

.print-btn {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-lighter);
  background: var(--code-bg);
  border: 1px solid var(--border);
  padding: 0.4rem 1rem;
  cursor: pointer;
  transition: all 0.2s;
  float: right;
}

.print-btn:hover {
  color: var(--accent);
  border-color: var(--accent);
}

/* Publication list */
.publication {
  margin-bottom: 1.5rem;
  padding-left: 1.5rem;
  position: relative;
}

.publication::before {
  content: '\00A7';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: bold;
}

.publication-title {
  font-weight: 600;
}

.publication-authors {
  font-size: 0.9rem;
  color: var(--ink-light);
}

.publication-venue {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
}

/* ============================================
   PUBLICATIONS PAGE (bib-publication-list)
   ============================================ */

.pub-intro {
  margin-bottom: var(--margin-unit);
}

.pub-links {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  margin-bottom: calc(var(--margin-unit) * 1.5);
}

.pub-links a {
  margin-right: 1.5rem;
}

/* Override DataTables styling to match our theme */
#pubTable_wrapper {
  font-family: var(--font-serif);
}

#pubTable_wrapper .dataTables_filter input {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 0.4rem 0.8rem;
  border: 1px solid var(--border);
  background: var(--paper);
}

#pubTable_wrapper table {
  border-collapse: collapse;
  width: 100%;
}

#pubTable_wrapper td {
  padding: 1rem 0.5rem;
  border-bottom: 1px dotted var(--border);
  font-size: 0.95rem;
  vertical-align: top;
}

#pubTable_wrapper .sorting,
#pubTable_wrapper .sorting_asc,
#pubTable_wrapper .sorting_desc {
  cursor: pointer;
}

/* ============================================
   TEACHING PAGE
   ============================================ */

.course-card {
  background: var(--paper);
  border: 1px solid var(--border);
  padding: 2rem;
  margin-bottom: 1.5rem;
  position: relative;
  transition: all 0.3s ease;
}

.course-card:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
  transform: translateY(-2px);
}

.course-code {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.05em;
  margin-bottom: 0.3rem;
}

.course-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.course-meta {
  font-size: 0.9rem;
  color: var(--ink-lighter);
  margin-bottom: 1rem;
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.course-meta span {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.course-description {
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.course-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.topic-tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: var(--code-bg);
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
  color: var(--ink-light);
}

.course-link {
  display: inline-block;
  margin-top: 0.8rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

/* Research interest tags on homepage */
.research-areas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1rem 0 var(--margin-unit);
}

.research-area {
  font-family: var(--font-serif);
  font-size: 0.9rem;
  padding: 0.35rem 0.85rem;
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  background: var(--paper-dark);
  color: var(--ink-light);
}

/* ============================================
   THESIS PROPOSALS PAGE
   ============================================ */

.proposal-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.15rem 0.5rem;
  background: var(--accent);
  color: var(--paper);
  margin-bottom: 0.6rem;
}

.proposal-note {
  margin-top: 0.8rem;
  padding: 0.6rem 0.9rem;
  border-left: 3px solid var(--accent);
  background: var(--paper-dark);
  font-size: 0.88rem;
  color: var(--ink-light);
}

.proposal-note strong {
  color: var(--ink);
}

.proposal-contact {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.45rem 1.1rem;
  background: var(--accent);
  color: var(--paper);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-decoration: none;
  letter-spacing: 0.04em;
  transition: background 0.15s;
  border-bottom: none;
}

.proposal-contact:hover {
  background: var(--accent-light);
  color: var(--paper);
}

.proposal-refs {
  margin-top: 0.8rem;
  font-size: 0.85rem;
  color: var(--ink-lighter);
}

.proposal-refs a {
  font-size: 0.85rem;
}

.own-proposal {
  margin-top: calc(var(--margin-unit) * 1.5);
  padding: 1.5rem 2rem;
  border: 1px dashed var(--border);
  border-left: 3px solid var(--ink-lighter);
}

.own-proposal h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 0.6rem;
}

/* ============================================
   BLOG PAGE
   ============================================ */

.search-bar {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  padding: 0.6rem 1rem;
  border: 1px solid var(--border);
  background: var(--paper);
  color: var(--ink);
  margin-bottom: calc(var(--margin-unit) * 1.5);
  transition: border-color 0.2s;
}

.search-bar:focus {
  outline: none;
  border-color: var(--accent);
}

.search-bar::placeholder {
  color: var(--ink-lighter);
}

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

.blog-entry {
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.blog-entry:last-child {
  border-bottom: none;
}

.blog-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-lighter);
  margin-bottom: 0.3rem;
}

.blog-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}

.blog-title a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: none;
}

.blog-title a:hover {
  color: var(--accent);
}

.blog-excerpt {
  color: var(--ink-light);
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

.blog-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.blog-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent);
  text-transform: lowercase;
}

.blog-tag::before {
  content: '#';
}

/* ============================================
   TALKS PAGE
   ============================================ */

.talk-entry {
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.talk-entry:last-child {
  border-bottom: none;
}

.talk-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-lighter);
  margin-bottom: 0.3rem;
}

.talk-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin-bottom: 0.3rem;
}

.talk-venue {
  font-size: 0.9rem;
  color: var(--ink-light);
  margin-bottom: 1rem;
}

.talk-video {
  width: 100%;
  max-width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--border);
  background: var(--paper-dark);
}

/* Ensure iframes don't overflow on mobile */
iframe {
  max-width: 100%;
}

/* ============================================
   PROJECTS PAGE
   ============================================ */

.project-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  margin-top: var(--margin-unit);
}

.project-card {
  padding: 2rem;
  background: var(--paper);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 100%;
  background: var(--accent);
  transform: scaleY(0);
  transition: transform 0.3s ease;
}

.project-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.project-card:hover::before {
  transform: scaleY(1);
}

.project-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--ink-lighter);
  margin-bottom: 0.3rem;
}

.project-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.project-title a {
  color: var(--ink);
  border-bottom: none;
}

.project-title a:hover {
  color: var(--accent);
}

.project-desc {
  font-size: 0.95rem;
  color: var(--ink-light);
  margin-bottom: 0.8rem;
}

.project-links {
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.project-links a {
  margin-right: 1rem;
}

/* ============================================
   FOOTER
   ============================================ */

footer {
  border-top: 1px solid var(--border);
  margin-top: calc(var(--margin-unit) * 3);
  padding: 2rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--ink-lighter);
}

.footer-content {
  max-width: var(--content-width);
  margin: 0 auto;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--ink-light);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  border-bottom: none;
}

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

.email-brace {
  color: var(--accent);
  font-weight: 600;
}

.latex-logo {
  font-family: var(--font-serif);
  letter-spacing: -0.05em;
}

.latex-logo sup {
  font-size: 0.6em;
  vertical-align: 0.5em;
  margin-right: -0.1em;
  color: inherit;
}

.latex-logo sub {
  font-size: 0.6em;
  vertical-align: -0.3em;
  margin-left: -0.15em;
}

/* ============================================
   EASTER EGG STYLES
   ============================================ */

.easter-egg {
  cursor: default;
  transition: all 0.3s;
}

.easter-egg:hover {
  color: var(--accent) !important;
}

.konami-activated {
  animation: rainbow 2s linear infinite;
}

@keyframes rainbow {
  0% { filter: hue-rotate(0deg); }
  100% { filter: hue-rotate(360deg); }
}

.secret-tooltip {
  position: fixed;
  background: var(--ink);
  color: var(--paper);
  padding: 0.5rem 1rem;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s;
  z-index: 1001;
}

.secret-tooltip.visible {
  opacity: 1;
}

#matrix-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 999;
  opacity: 0;
  transition: opacity 0.5s;
}

#matrix-canvas.active {
  opacity: 0.15;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.text-center {
  text-align: center;
}

.mono {
  font-family: var(--font-mono);
}

.accent {
  color: var(--accent);
}

.email-display {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  background: var(--code-bg);
  padding: 0.8rem 1.2rem;
  display: inline-block;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
  html {
    font-size: 16px;
  }

  .quick-links {
    grid-template-columns: 1fr;
  }

  .cv-entry {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .cv-skills-grid {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }

  .course-meta {
    flex-direction: column;
    gap: 0.5rem;
  }

  .footer-links {
    gap: 1rem;
  }
}

/* ============================================
   PRINT STYLES
   ============================================ */

/* ============================================
   SIDENOTES
   ============================================ */

html {
  counter-reset: sidenote-counter;
}

.sidenote-number {
  counter-increment: sidenote-counter;
  cursor: help;
}

.sidenote-number::after {
  content: counter(sidenote-counter);
  font-size: 0.65rem;
  vertical-align: super;
  color: var(--accent);
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 0;
}

.sidenote {
  display: none;
}

.sidenote-tooltip {
  position: absolute;
  z-index: 200;
  background: var(--paper-dark);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  padding: 0.6rem 0.8rem;
  font-size: 0.82rem;
  font-family: var(--font-serif);
  color: var(--ink-light);
  max-width: 300px;
  line-height: 1.5;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.sidenote-tooltip.visible {
  opacity: 1;
}

@media print {
  body::before {
    display: none;
  }

  header, footer, .print-btn {
    display: none;
  }

  main {
    max-width: none;
    padding: 0;
  }

  a {
    color: var(--ink);
    border-bottom: none;
  }

  a[href]::after {
    content: ' (' attr(href) ')';
    font-size: 0.8em;
    color: var(--ink-light);
  }

  .cv-entry, .course-card, .blog-entry, .publication {
    break-inside: avoid;
  }
}