:root {
  --bg: #fbfbfa;
  --text: #202124;
  --muted: #626870;
  --soft: #d8dee6;
  --softer: #edf1f5;
  --accent: #2c5f8f;
  --accent-dark: #1f4d78;
  --text-soft: #33373b;
  --max-width: 940px;
  --nav-offset: 44px;
  color-scheme: light;
}

:root[data-theme="dark"] {
  --bg: #1d1e20;
  --text: #e4e2dd;
  --muted: #9da3ab;
  --soft: #36393e;
  --softer: #27292c;
  --accent: #8cb0d6;
  --accent-dark: #adc8e6;
  --text-soft: #cbced2;
  color-scheme: dark;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --bg: #1d1e20;
    --text: #e4e2dd;
    --muted: #9da3ab;
    --soft: #36393e;
    --softer: #27292c;
    --accent: #8cb0d6;
    --accent-dark: #adc8e6;
    --text-soft: #cbced2;
    color-scheme: dark;
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration: none;
  text-underline-offset: 0.16em;
}

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

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--soft);
  background: var(--bg);
}

.nav {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 18px 24px 14px;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 18px;
}

.nav-name {
  color: var(--text);
  font-weight: 600;
  font-size: 1.02rem;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px 22px;
  font-size: 0.95rem;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  padding: 0;
  border: 0;
  background: none;
  color: var(--accent);
  cursor: pointer;
  transition: opacity 0.15s ease;
}

.theme-toggle:hover {
  opacity: 0.7;
}

.theme-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.theme-toggle svg {
  display: block;
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

:root:not([data-theme]) .theme-toggle,
.theme-toggle .icon-sun,
:root[data-theme="dark"] .theme-toggle .icon-moon {
  display: none;
}

:root[data-theme="dark"] .theme-toggle .icon-sun {
  display: block;
}

.page {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 44px 24px 20px;
}

.intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 42px;
  align-items: start;
  padding-bottom: 34px;
  border-bottom: 1px solid var(--soft);
}

.intro h1 {
  margin: 0 0 14px;
  font-size: clamp(2rem, 4vw, 2.6rem);
  line-height: 1.12;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.intro p {
  margin: 0 0 13px;
  max-width: 660px;
}

.profile-links {
  margin-top: 18px;
  color: var(--muted);
  display: inline-flex;
  align-items: center;
  gap: 16px;
}

.profile-links a {
  display: inline-flex;
  align-items: center;
  line-height: 0;
  transition: opacity 0.15s ease;
}

.profile-links a:hover {
  opacity: 0.7;
}

.profile-links a svg {
  display: block;
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  max-width: none;
  max-height: none;
  fill: currentColor;
}

.portrait {
  margin: 2px 0 0;
  width: 100%;
}

.portrait img,
.portrait::before {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  border: 1px solid var(--soft);
  border-radius: 4px;
  background: var(--softer);
}

.portrait img {
  height: auto;
  object-fit: cover;
  object-position: 50% 30%;
}

.portrait::before {
  content: "";
  display: none;
}

.portrait.portrait-missing::before {
  display: block;
}

.section {
  padding: 34px 0 2px;
  scroll-margin-top: var(--nav-offset);
}

.section h2 {
  margin: 0 0 20px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--soft);
  font-size: 1.42rem;
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.publication-list {
  display: grid;
  gap: 28px;
}

.publication {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.publication-thumb {
  position: relative;
  width: 100%;
  aspect-ratio: 8 / 5;
  margin-top: 3px;
  border: 1px solid var(--soft);
  border-radius: 2px;
  overflow: hidden;
  background: #fff;
}

.publication-thumb img {
  position: absolute;
  top: 5px;
  left: 5px;
  width: calc(100% - 10px);
  height: calc(100% - 10px);
  object-fit: contain;
}


.publication.no-thumb {
  grid-template-columns: minmax(0, 1fr);
}

.publication-body h3 {
  margin: 0 0 6px;
  color: var(--text);
  font-size: 1.04rem;
  line-height: 1.36;
  font-weight: 600;
}

.publication-body p {
  margin: 0 0 4px;
}

.authors {
  color: var(--text-soft);
  font-size: 0.93rem;
  line-height: 1.55;
}

.authors strong {
  font-weight: 600;
}

.venue {
  color: var(--accent);
  font-size: 0.93rem;
  font-weight: 500;
}

.venue.venue-status {
  color: var(--muted);
}

.venue-links {
  margin-left: 2px;
  color: var(--muted);
  font-weight: 400;
}

.venue-links a {
  margin-left: 2px;
}

.pub-note {
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.cv-list {
  display: grid;
  gap: 12px;
}

.cv-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) max-content;
  gap: 20px;
  align-items: baseline;
}

.cv-item h3 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.35;
  font-weight: 600;
}

.cv-item p {
  margin: 1px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.cv-item .date {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 400;
  white-space: nowrap;
}

.service-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.95rem;
}

.service-role {
  color: var(--muted);
}

.footer {
  width: calc(100% - 48px);
  max-width: calc(var(--max-width) - 48px);
  margin: 32px auto 0;
  padding: 22px 0 34px;
  border-top: 1px solid var(--soft);
  color: var(--muted);
  font-size: 0.88rem;
}

.footer p {
  margin: 0;
}

@media (max-width: 720px) {
  :root {
    --nav-offset: 60px;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 12px 20px 10px;
    gap: 4px;
  }

  .nav-links {
    justify-content: flex-start;
    gap: 4px 16px;
    font-size: 0.92rem;
  }

  .page {
    padding: 30px 20px 16px;
  }

  .intro {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .portrait {
    width: min(210px, 64vw);
  }

  .footer {
    width: calc(100% - 40px);
  }

  .publication {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 20px;
  }
}

@media (max-width: 520px) {
  body {
    font-size: 15.5px;
  }

  .publication {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .publication-thumb {
    justify-self: center;
    width: min(360px, 100%);
  }

  .cv-item {
    grid-template-columns: 1fr;
    gap: 2px;
  }
}