:root {
  color-scheme: light;
  --bg: #ffffff;
  --paper: #ffffff;
  --ink: #111827;
  --muted: #4b5563;
  --faint: #7b8794;
  --soft: #f8fafc;
  --line: #e5e7eb;
  --accent: #1d4ed8;
  --accent-dark: #1e3a8a;
  --accent-soft: #eff6ff;
  --max-width: 1040px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--ink);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.62;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a:hover {
  color: var(--accent-dark);
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

.page {
  width: min(var(--max-width), calc(100% - 44px));
  margin: 0 auto;
  padding: 48px 0 76px;
}

.site-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 44px;
  align-items: center;
  padding: 24px 0 42px;
}

.kicker {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.intro h1 {
  margin: 0 0 4px;
  color: var(--ink);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: 0;
}

.name-cn {
  margin: 4px 0 10px;
  color: var(--muted);
  font-size: 1.08rem;
}

.role {
  margin: 0 0 18px;
  color: var(--ink);
  font-weight: 700;
}

.intro p:not(.kicker):not(.name-cn):not(.role) {
  max-width: 720px;
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 1.02rem;
}

.portrait {
  justify-self: end;
  width: 220px;
  aspect-ratio: 1;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 14px 34px rgba(17, 24, 39, 0.08);
}

.profile-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin-top: 18px;
}

.profile-links a {
  color: var(--accent);
  font-size: 0.95rem;
  font-weight: 700;
}

.section {
  display: block;
  padding: 34px 0;
  border-top: 1px solid var(--line);
}

.section:last-child {
  border-bottom: 0;
}

.section-title {
  margin-bottom: 22px;
}

h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(1.75rem, 3vw, 2.1rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: 0;
}

.section-content > p:first-child {
  max-width: 850px;
  margin: 0;
  color: var(--muted);
}

.note {
  margin: 8px 0 0;
  color: var(--faint);
  font-size: 0.94rem;
}

.paper-list {
  display: grid;
  gap: 22px;
}

.paper-card {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
  padding: 0;
  background: var(--paper);
}

.paper-card + .paper-card {
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.paper-thumb-frame {
  display: block;
  width: 100%;
  margin: 0;
  line-height: 0;
}

.paper-thumb-image {
  display: block;
  width: 100%;
  height: auto;
}

.paper-thumb-placeholder {
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: 4px;
  background:
    radial-gradient(circle at 74% 22%, rgba(29, 78, 216, 0.12), transparent 28%),
    linear-gradient(135deg, rgba(29, 78, 216, 0.08), rgba(29, 78, 216, 0.02)),
    repeating-linear-gradient(45deg, #f8fafc 0, #f8fafc 9px, #eef2f7 9px, #eef2f7 18px);
}

.paper-body {
  padding-top: 1px;
}

.paper-body h3 {
  margin: 0 0 7px;
  color: var(--ink);
  font-size: 1.18rem;
  font-weight: 800;
  line-height: 1.28;
}

.authors,
.venue {
  margin: 0 0 5px;
}

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

.author-link {
  color: inherit;
}

.venue,
.venue-note {
  color: var(--ink);
  font-weight: 700;
}

.venue-note {
  margin: 0 0 5px;
  color: #b91c1c;
  font-weight: 800;
}

.paper-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
  margin-top: 10px;
}

.paper-link {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  color: var(--accent);
  font-size: 0.95rem;
  font-weight: 750;
  white-space: nowrap;
}

.paper-link.is-disabled {
  color: var(--accent);
  cursor: pointer;
}

.coming-soon-toast {
  position: fixed;
  top: 50%;
  left: 50%;
  z-index: 20;
  padding: 10px 14px;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  background: var(--accent-soft);
  color: var(--accent-dark);
  font-weight: 750;
  box-shadow: 0 12px 28px rgba(17, 24, 39, 0.12);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, calc(-50% + 8px));
  transition: opacity 0.16s ease, transform 0.16s ease;
}

.coming-soon-toast.is-visible {
  opacity: 1;
  transform: translate(-50%, -50%);
}

.compact {
  padding-top: 34px;
}

.timeline,
.award-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.timeline li,
.award-list li {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 22px;
  padding: 7px 0;
}

.timeline span,
.award-list span {
  color: var(--muted);
  font-weight: 750;
  white-space: nowrap;
}

.award-list li {
  padding: 9px 0;
  border-bottom: 1px solid rgba(229, 231, 235, 0.9);
}

.award-list li:first-child {
  padding-top: 0;
}

.award-list li:last-child {
  border-bottom: 0;
}

.timeline p,
.award-list p {
  margin: 0;
}

.project-page {
  width: min(980px, calc(100% - 44px));
  margin: 0 auto;
  padding: 36px 0 76px;
}

.project-hero {
  max-width: 980px;
  margin: 0 auto;
  padding: 12px 0 24px;
  text-align: center;
}

.project-hero h1 {
  max-width: none;
  margin: 0 auto 16px;
  color: var(--ink);
  font-size: clamp(1.18rem, 1.72vw, 1.42rem);
  font-weight: 800;
  line-height: 1.24;
  letter-spacing: 0;
  white-space: nowrap;
}

.project-authors,
.project-affiliations,
.project-venue,
.project-award {
  max-width: 820px;
  margin: 0 auto 7px;
}

.project-authors {
  color: var(--ink);
  font-size: 1.08rem;
  font-weight: 700;
}

.project-authors sup,
.project-affiliations sup {
  margin-left: 1px;
  font-size: 0.68em;
  line-height: 0;
}

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

.project-venue {
  color: var(--ink);
  font-weight: 750;
}

.project-award {
  color: #b91c1c;
  font-weight: 800;
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 16px;
}

.project-links a,
.project-link-disabled {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  color: var(--accent);
  font-size: 0.96rem;
  font-weight: 750;
  white-space: nowrap;
}

.project-links a::before,
.project-link-disabled::before {
  content: "[ ";
  color: var(--faint);
}

.project-links a::after,
.project-link-disabled::after {
  content: " ]";
  color: var(--faint);
}

.project-link-disabled {
  color: var(--faint);
  cursor: default;
}

.project-teaser {
  width: 100%;
  margin: 0 auto 42px;
}

.project-teaser-link {
  display: block;
  width: 100%;
  line-height: 0;
}

.project-teaser img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.project-teaser figcaption {
  width: 100%;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.58;
}

.project-section {
  width: 100%;
  max-width: 980px;
  margin: 0 auto;
  padding: 24px 0 20px;
}

.project-section + .project-section {
  border-top: 1px solid var(--line);
  margin-top: 8px;
}

.project-section h2 {
  margin: 0 0 10px;
  font-size: 1.16rem;
  line-height: 1.3;
  text-align: left;
}

.project-copy {
  width: 100%;
  max-width: none;
  margin: 0;
}

.project-copy p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.bibtex-block {
  max-width: 100%;
  margin: 0;
  padding: 16px 18px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
  color: var(--ink);
  font: 0.9rem/1.55 ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
}

@media (max-width: 780px) {
  .page {
    width: min(100% - 30px, 680px);
    padding: 26px 0 48px;
  }

  .site-header {
    grid-template-columns: 1fr;
    gap: 22px;
    padding-top: 10px;
  }

  .portrait {
    order: -1;
    justify-self: start;
    width: 172px;
  }

  .section {
    padding: 30px 0;
  }

  .section-title {
    margin-bottom: 16px;
  }

  .paper-card {
    grid-template-columns: 1fr;
    gap: 13px;
  }

  .paper-thumb-frame {
    max-width: 380px;
  }

  .timeline li,
  .award-list li {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .timeline span,
  .award-list span {
    white-space: normal;
  }

  .project-page {
    width: min(100% - 30px, 680px);
    padding: 22px 0 54px;
  }

  .project-hero {
    padding: 34px 0 24px;
  }

  .project-hero h1 {
    font-size: clamp(1.22rem, 5.2vw, 1.48rem);
    white-space: normal;
  }

  .project-section {
    padding: 22px 0 18px;
  }

  .project-teaser {
    margin-bottom: 30px;
  }
}

@media (max-width: 440px) {
  .page {
    width: min(100% - 22px, 420px);
  }

  .project-page {
    width: min(100% - 22px, 420px);
  }

  .profile-links,
  .paper-actions,
  .project-links {
    gap: 7px 10px;
  }
}

@media print {
  .page {
    width: 100%;
    padding: 0;
  }

  .profile-links,
  .paper-actions,
  .project-links,
  .coming-soon-toast {
    display: none;
  }

  .paper-thumb-frame {
    background: #fff;
  }
}