:root {
  --green: #1f4730;
  --maroon: #5a1722;
  --dash: #5a1722;
  --text: #1a1a1a;
  --muted: #5e5e5e;
  --border: #cfd7cf;
  --bg: #ffffff;
  --font-main: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, Helvetica, Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  background: var(--bg);
}

body {
  margin: 0;
  color: var(--text);
  font-family: var(--font-main);
  font-size: 14px;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.page {
  max-width: 1240px;
  margin: 0 auto;
  padding: 52px 118px 86px 118px;
}

.site-header {
  border-bottom: 1px dashed var(--dash);
  padding-bottom: 16px;
  margin-bottom: 40px;
}

.site-header h1 {
  margin: 0;
  color: var(--green);
  font-size: 1.95rem;
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.02em;
}

.main-grid {
  display: grid;
  grid-template-columns: 270px minmax(0, 1fr);
  column-gap: 96px;
  align-items: start;
}

.left-column,
.right-column {
  padding-top: 0;
}

.profile-photo {
  width: 250px;
  height: 320px;
  object-fit: cover;
  object-position: center top;
  display: block;
  border: 1px solid var(--border);
  background: #f7f7f7;
}

.contact-block {
  margin-top: 18px;
}

.email-line,
.address-block {
  margin: 0 0 14px 0;
}

.email-line {
  color: var(--maroon);
  font-weight: 500;
  font-size: 0.98rem;
}

.position-line {
  margin: 0 0 3px 0;
  color: var(--green);
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.institution-line {
  margin: 0 0 16px 0;
  font-size: 0.98rem;
}

.welcome-text {
  margin: 0 0 14px 0;
  max-width: 760px;
}

.quick-links {
  margin: 0 0 24px 0;
}

.quick-links a {
  margin-right: 14px;
}

.section-intro-fields {
  margin-bottom: 18px;
}

.right-divider {
  width: 100%;
  border-bottom: 1px dashed var(--dash);
  margin: 18px 0 34px 0;
}

.section-separator {
  margin: 6px 0 42px 0;
}

.section-block {
  margin-bottom: 34px;
}

.section-major {
  margin-bottom: 62px;
}

h2 {
  margin: 0 0 14px 0;
  color: var(--green);
  font-size: 1.08rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-transform: none;
}

.paper {
  margin-bottom: 18px;
}

.paper-title {
  margin: 0 0 4px 0;
  font-weight: 500;
  font-size: 0.95rem;
}

.paper-meta,
.paper-links {
  margin: 0 0 4px 0;
  color: var(--muted);
}

a {
  color: var(--maroon);
  text-decoration: none;
  font-weight: 500;
}

a:hover {
  text-decoration: underline;
}

.abstract-box {
  margin-top: 2px;
}

.abstract-box summary {
  cursor: pointer;
  color: var(--maroon);
  display: inline;
  font-weight: 500;
}

.abstract-box summary:hover {
  text-decoration: underline;
}

.abstract-box p {
  margin: 8px 0 0 0;
  max-width: 760px;
  color: var(--text);
}

details > summary {
  list-style: none;
}

details > summary::-webkit-details-marker {
  display: none;
}

@media (max-width: 980px) {
  .page {
    padding: 34px 30px 56px 30px;
  }

  .main-grid {
    grid-template-columns: 1fr;
    column-gap: 0;
    row-gap: 24px;
  }

  .profile-photo {
    width: 220px;
    height: 282px;
  }

  .right-divider {
    margin: 18px 0 28px 0;
  }

  .section-separator {
    margin: 4px 0 34px 0;
  }

  .section-major {
    margin-bottom: 48px;
  }

  h2 {
    font-size: 1.02rem;
  }

  .email-line {
    font-size: 0.95rem;
  }
}