:root {
  --text: #1b1b1b;
  --muted: #555;
  --border: #d8d8d8;
  --link: #1a5fb4;
  --bg-soft: #fafafa;
  --accent-red: #c53434;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: #fff;
  font-family: 'IBM Plex Sans', 'Helvetica Neue', Arial, sans-serif;
  line-height: 1.6;
}

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

a:hover {
  text-decoration: underline;
}

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

.site-shell {
  width: min(1020px, calc(100vw - 32px));
  margin: 0 auto;
}

.topbar {
  border-bottom: 1px solid var(--border);
  padding: 18px 0 14px;
  background: #fff;
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.site-name {
  color: var(--text);
  font-size: clamp(1.4rem, 2.3vw, 1.85rem);
  font-weight: 700;
  text-decoration: none;
  letter-spacing: -0.02em;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.site-nav a {
  color: var(--muted);
  font-size: 1rem;
}

.site-nav a.active {
  color: var(--text);
  font-weight: 700;
}

.site-main {
  padding: 32px 0 64px;
}

.home-intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 230px;
  gap: 32px;
  align-items: start;
}

.profile-copy h1 {
  margin: 0 0 4px;
  font-size: 2.6rem;
  line-height: 1.05;
}

.profile-title {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 1.1rem;
}

.profile-intro {
  display: grid;
  gap: 14px;
}

.profile-intro p {
  margin: 0;
}

.profile-links {
  margin-top: 14px;
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.divider {
  color: #999;
}

.profile-image img {
  width: 100%;
  border-radius: 6px;
  border: 1px solid var(--border);
}

.content-section {
  margin-top: 34px;
}

.content-section h2 {
  margin: 0 0 14px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
  font-size: 1.85rem;
  line-height: 1.2;
}

.news-list {
  margin: 0;
  padding-left: 20px;
  max-height: 12.6em;
  overflow-y: auto;
}

.news-list li {
  margin-bottom: 8px;
  padding-right: 8px;
}

.news-list::-webkit-scrollbar {
  width: 8px;
}

.news-list::-webkit-scrollbar-thumb {
  background: #d5d5d5;
  border-radius: 999px;
}

.news-date {
  font-weight: 700;
}

.publication-list {
  display: grid;
  gap: 26px;
}

.publication-item {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

.publication-media {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 0;
  min-height: 150px;
}

.publication-media-stack {
  position: relative;
  width: 100%;
  min-height: 170px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.publication-media-element {
  width: 100%;
  height: 170px;
  max-height: 180px;
  object-fit: contain;
}

.publication-media-base {
  transition: opacity 180ms ease;
}

.publication-media-hover {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 180ms ease;
  pointer-events: none;
}

.publication-title {
  margin: 0 0 4px;
  font-size: 1.3rem;
  line-height: 1.25;
}

.publication-authors,
.publication-venue,
.publication-links,
.publication-summary {
  margin: 0 0 7px;
}

.publication-authors,
.publication-venue {
  color: var(--muted);
}

.publication-authors a {
  color: inherit;
}

.publication-authors strong {
  color: var(--text);
  font-weight: 700;
}

.publication-links {
  color: var(--muted);
}

.venue-highlight {
  color: var(--accent-red);
  font-weight: 700;
}

.contribution-badge {
  display: inline-block;
  margin-left: 8px;
  padding: 2px 8px;
  border: 1px solid #cfdff6;
  border-radius: 999px;
  color: var(--link);
  font-size: 0.86rem;
  font-weight: 700;
}

.work-list {
  display: grid;
  gap: 20px;
}

.work-item {
  display: grid;
  gap: 10px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.work-heading {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
}

.work-identity {
  display: flex;
  align-items: flex-start;
}

.work-heading h3 {
  margin: 0;
  font-size: 1.22rem;
}

.work-role {
  margin-top: 2px;
}

.work-role,
.work-meta p {
  color: var(--muted);
}

.work-meta p {
  margin: 0;
}

.work-meta {
  text-align: right;
  white-space: nowrap;
}

.work-bullets {
  margin: 0;
  padding-left: 20px;
}

.blog-intro {
  margin: 0 0 14px;
}

.blog-topics {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.topic-chip {
  padding: 4px 10px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-soft);
  color: var(--muted);
  font-size: 0.92rem;
}

.blog-posts {
  display: grid;
  gap: 16px;
}

.blog-post {
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.blog-post h3,
.blog-date {
  margin: 0 0 8px;
}

.blog-date {
  color: var(--muted);
}

.empty-state {
  padding: 18px;
  border: 1px solid var(--border);
  background: var(--bg-soft);
  border-radius: 6px;
}

.empty-state p {
  margin: 0;
}

.empty-title {
  margin-bottom: 6px;
  font-weight: 700;
}

.site-footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.95rem;
  padding: 18px 0 28px;
}

@media (hover: hover) {
  .has-hover-media:hover .publication-media-hover {
    opacity: 1;
  }

  .has-hover-media:hover .publication-media-base {
    opacity: 0;
  }
}

@media (max-width: 780px) {
  .topbar-inner,
  .work-heading {
    flex-direction: column;
    align-items: flex-start;
  }

  .topbar-inner {
    gap: 12px;
  }

  .site-nav {
    gap: 12px 14px;
  }

  .home-intro,
  .publication-item {
    grid-template-columns: 1fr;
  }

  .profile-image {
    max-width: 240px;
  }

  .work-meta {
    text-align: left;
    white-space: normal;
  }

  .publication-media {
    min-height: 0;
  }

  .publication-media-element {
    max-height: 220px;
    height: 220px;
  }
}

@media (max-width: 520px) {
  .site-shell {
    width: min(100vw - 22px, 1020px);
  }

  .site-main {
    padding: 24px 0 48px;
  }

  .content-section {
    margin-top: 28px;
  }

  .content-section h2 {
    font-size: 1.55rem;
  }

  .profile-copy h1 {
    font-size: 2.15rem;
  }

  .site-nav a {
    font-size: 0.96rem;
  }
}