@import url("https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&family=Roboto+Mono:wght@500&display=swap");

:root {
  --bg: #f8f6f2;
  --text: #1d2025;
  --muted: #59616d;
  --accent: #1f5fbf;
  --accent-soft: #e8f0ff;
  --border: #d5dce8;
  --max-width: 980px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Roboto", "Segoe UI", sans-serif;
  line-height: 1.6;
  color: var(--text);
  background: linear-gradient(180deg, #fbfcff 0%, #f3f6fb 100%);
}

.container {
  width: min(var(--max-width), 92vw);
  margin: 0 auto;
}

.narrow {
  max-width: 720px;
}

.section {
  padding: 3.7rem 0;
  border-top: 1px solid rgba(213, 220, 232, 0.85);
}

.section:first-of-type {
  border-top: 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--border);
  background: rgba(248, 251, 255, 0.95);
  backdrop-filter: blur(6px);
}

.nav-row {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 1.4rem;
}

.brand {
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  letter-spacing: 0.02em;
  font-size: 1.02rem;
}

.nav-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1.1rem;
}

.nav-links a,
a {
  text-decoration: none;
  color: var(--muted);
  border-bottom: 1px solid transparent;
}

.nav-links a:hover,
.nav-links a:focus-visible,
a:hover,
a:focus-visible {
  color: var(--accent);
  border-bottom-color: rgba(17, 75, 95, 0.4);
}

.eyebrow {
  margin: 0;
  color: var(--accent);
  font-family: "Roboto Mono", monospace;
  font-weight: 500;
  font-size: 0.88rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

h1 {
  margin: 0.4rem 0 0.9rem;
  max-width: 14ch;
  line-height: 1.15;
  font-size: clamp(2.1rem, 3.8vw, 3.35rem);
}

h2 {
  margin: 0 0 0.6rem;
  font-size: clamp(1.34rem, 2.3vw, 1.85rem);
  letter-spacing: 0.02em;
}

.lead {
  margin-top: 0;
  max-width: 60ch;
  color: var(--muted);
  line-height: 1.72;
  font-size: 0.98rem;
}

.intro-interests {
  margin-top: 0.8rem;
  max-width: 62ch;
  color: #4f5c6f;
}

.ref-chip {
  display: inline-block;
  margin: 0 0.16rem;
  padding: 0.02rem 0.34rem;
  border: 1px solid #c2d4f4;
  border-radius: 5px;
  background: #eef4ff;
  color: #1d4f98;
  font-family: "Roboto Mono", monospace;
  font-size: 0.77em;
  line-height: 1.25;
  border-bottom: 0;
}

.ref-tag {
  display: inline-block;
  margin: 0 0.16rem;
  padding: 0.02rem 0.34rem;
  border: 1px solid #c2d4f4;
  border-radius: 5px;
  background: #eef4ff;
  color: #1d4f98;
  font-family: "Roboto Mono", monospace;
  font-size: 0.77em;
  line-height: 1.25;
  border-bottom: 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  grid-template-areas:
    "heading photo"
    "body photo";
  gap: 1.2rem 2.4rem;
  align-items: start;
}

.intro-heading {
  grid-area: heading;
  max-width: 70ch;
}

.intro-main {
  grid-area: body;
  max-width: 70ch;
}

.hero-meta {
  margin: 0.5rem 0 0;
  color: var(--muted);
  font-size: 0.84rem;
  font-family: "Roboto Mono", monospace;
  letter-spacing: 0.01em;
}

.profile {
  grid-area: photo;
  margin: 0;
  justify-self: end;
  align-self: start;
  margin-top: clamp(1.6rem, 2.8vw, 2.2rem);
  width: 240px;
  text-align: center;
}

.profile img {
  width: 210px;
  height: 210px;
  display: block;
  object-fit: cover;
  border-radius: 999px;
  border: 1px solid #cbd6ea;
  box-shadow: 0 18px 38px rgba(17, 45, 89, 0.1);
  margin: 0;
}

.profile-caption {
  margin-top: 0.5rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-family: "Roboto Mono", monospace;
}

.section-head {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-wrap: wrap;
  margin-bottom: 0.25rem;
}

.inline-link {
  margin-left: auto;
  font-size: 0.9rem;
  font-family: "Roboto Mono", monospace;
}

.bio-box {
  max-width: 70ch;
  padding: 0;
}

.bio-box p {
  margin: 0.2rem 0 0;
  color: var(--muted);
  line-height: 1.68;
}

.muted {
  color: var(--muted);
  margin-top: 0;
  font-size: 0.92rem;
}

.pub-list {
  margin: 1.05rem 0 0;
  padding-left: 0;
  display: block;
}

.pub-group + .pub-group {
  margin-top: 1.15rem;
}

.pub-group-title {
  margin: 0 0 0.45rem;
  font-size: 1rem;
  font-family: "Roboto Mono", monospace;
  color: #3c4b62;
}

.pub-group-list {
  padding-left: 1.05rem;
}

.pub-item {
  border-bottom: 1px dashed var(--border);
  padding: 1rem 0 1.15rem;
}

.badge-row {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.45rem;
}

.badge {
  display: inline-block;
  font-size: 0.67rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: 6px;
  border: 1px solid #c8d8f0;
  padding: 0.13rem 0.5rem;
  color: #315885;
  font-family: "Roboto Mono", monospace;
}

.badge.venue {
  background: #eef4ff;
}

.badge.ref {
  background: #eaf6ef;
  border-color: #c2e4cf;
  color: #1f6a45;
}

.pub-title {
  margin: 0;
  font-size: 1.02rem;
  line-height: 1.35;
  font-weight: 700;
  color: #161a22;
}

.pub-line {
  margin-top: 0.36rem;
  color: var(--muted);
  font-size: 0.91rem;
}

.pub-authors {
  color: #303744;
}

.pub-venue {
  margin-top: 0.18rem;
  color: #5a6577;
  font-family: "Roboto Mono", monospace;
  font-size: 0.84rem;
}

.pub-actions {
  margin-top: 0.62rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.56rem;
}

.pub-btn {
  border: 1px solid #c4d4ef;
  background: var(--accent-soft);
  color: #194a95;
  font-family: "Roboto Mono", monospace;
  font-size: 0.73rem;
  letter-spacing: 0.03em;
  padding: 0.18rem 0.5rem;
  border-radius: 999px;
  cursor: pointer;
  line-height: 1.3;
  transition: transform 0.08s ease, background 0.15s ease, border-color 0.15s ease;
}

.pub-btn:hover,
.pub-btn:focus-visible {
  color: #0f3a7d;
  background: #dce9ff;
  border-color: #99b8e9;
  transform: translateY(-1px);
}

.pub-detail {
  margin-top: 0.55rem;
  display: none;
}

.pub-detail.open {
  display: block;
}

.pub-abstract {
  margin: 0;
  padding: 0.62rem 0.72rem;
  border: 1px solid var(--border);
  background: #f8fbff;
  border-radius: 0.4rem;
}

.pub-abstract {
  color: #323845;
  font-size: 0.89rem;
}

.pub-bib {
  margin: 0;
  padding: 0;
  white-space: pre-wrap;
  font-size: 0.8rem;
  font-family: "Roboto Mono", monospace;
  color: #2a3342;
}

.pub-bib-wrap[hidden] {
  display: none;
}

.pub-bib-panel {
  border: 1px solid var(--border);
  background: #f8fbff;
  border-radius: 0.4rem;
  padding: 0.62rem 0.72rem;
  display: flex;
  flex-direction: column;
}

.pub-btn-copy {
  margin-top: 0.42rem;
  align-self: flex-end;
  display: inline-flex;
}

.pub-copy-status {
  margin-top: 0.45rem;
  color: #1f5fbf;
  font-size: 0.78rem;
  font-family: "Roboto Mono", monospace;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.pub-copy-status.show {
  opacity: 1;
}

.site-footer {
  padding: 2rem 0 2.5rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
}

.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.9rem 1.4rem;
  flex-wrap: wrap;
}

.footer-contact {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.45rem;
  align-items: center;
  font-size: 0.9rem;
}

.plain-list {
  margin: 0.4rem 0 0;
  padding-left: 1.25rem;
}

.plain-list li {
  margin: 0.38rem 0;
}

.award-list {
  list-style: none;
  margin: 0.35rem 0 0;
  padding: 0;
}

.award-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.8rem 1.1rem;
  align-items: baseline;
  padding: 0.62rem 0;
  border-bottom: 1px dashed var(--border);
}

.award-title {
  font-weight: 600;
  color: #1d2330;
}

.award-meta {
  color: var(--muted);
  font-size: 0.86rem;
  text-align: right;
  font-family: "Roboto Mono", monospace;
}

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

@media (max-width: 640px) {
  .nav-row {
    min-height: auto;
    padding: 0.65rem 0;
    flex-direction: column;
    gap: 0.5rem;
  }

  .section {
    padding: 3rem 0;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    grid-template-areas:
      "heading"
      "body"
      "photo";
    gap: 1rem;
  }

  .profile {
    justify-self: start;
    width: auto;
    text-align: left;
    margin-top: 0;
  }

  .profile img {
    width: 160px;
    height: 160px;
  }

  .inline-link {
    margin-left: 0;
  }

  .footer-grid {
    flex-direction: column;
    align-items: flex-start;
  }

  .award-item {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }

  .award-meta {
    text-align: left;
  }
}