:root {
  --bg: #0b0f14;
  --bg-soft: #121821;
  --card: #161d27;
  --text: #e8edf5;
  --muted: #9aa8bc;
  --accent: #5b9dff;
  --accent-soft: rgba(91, 157, 255, 0.12);
  --border: rgba(255, 255, 255, 0.08);
  --nature: #c44d4d;
  --acl: #3d8f6e;
  --emnlp: #8b6fd4;
  --radius: 14px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", "Noto Sans SC", system-ui, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(91, 157, 255, 0.12), transparent 28%),
    radial-gradient(circle at 80% 10%, rgba(139, 111, 212, 0.1), transparent 24%),
    var(--bg);
  color: var(--text);
  line-height: 1.65;
  min-height: 100vh;
}

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

a:hover {
  text-decoration: underline;
}

.hero {
  padding: 2rem 1.5rem 4rem;
  max-width: 980px;
  margin: 0 auto;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  margin-bottom: 3rem;
  font-size: 0.92rem;
}

.nav a {
  color: var(--muted);
}

.nav a:hover {
  color: var(--text);
  text-decoration: none;
}

.hero-content {
  padding: 2rem 0 1rem;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

h1 {
  font-size: clamp(2.4rem, 6vw, 3.8rem);
  line-height: 1.1;
  margin-bottom: 1rem;
}

h1 .en {
  display: block;
  font-size: 0.55em;
  color: var(--muted);
  font-weight: 500;
  margin-top: 0.35rem;
}

.tagline {
  max-width: 720px;
  color: var(--muted);
  font-size: 1.05rem;
  margin-bottom: 1.5rem;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.links a {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 1rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-size: 0.92rem;
}

.links a:hover {
  border-color: rgba(91, 157, 255, 0.45);
  background: var(--accent-soft);
  text-decoration: none;
}

main {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

.section {
  margin-bottom: 3.5rem;
}

.section h2 {
  font-size: 1.35rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.section > p {
  color: var(--muted);
  max-width: 760px;
}

.timeline {
  display: grid;
  gap: 1rem;
}

.card,
.pub {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.03), transparent), var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem;
  box-shadow: var(--shadow);
}

.card-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  margin-bottom: 0.35rem;
}

.card h3,
.pub h3 {
  font-size: 1.05rem;
  line-height: 1.4;
}

.meta {
  color: var(--muted);
  font-size: 0.88rem;
}

.role {
  color: var(--accent);
  font-size: 0.95rem;
  margin-bottom: 0.75rem;
}

.card ul,
.awards {
  padding-left: 1.1rem;
  color: var(--muted);
}

.card li,
.awards li {
  margin-bottom: 0.55rem;
}

.card strong {
  color: var(--text);
}

.pub-list {
  display: grid;
  gap: 1rem;
}

.venue {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  margin-bottom: 0.65rem;
}

.venue-nature {
  background: rgba(196, 77, 77, 0.15);
  color: #ff9b9b;
}

.venue-acl {
  background: rgba(61, 143, 110, 0.15);
  color: #7fd9b2;
}

.venue-emnlp {
  background: rgba(139, 111, 212, 0.15);
  color: #c7b4ff;
}

.authors,
.journal {
  color: var(--muted);
  font-size: 0.92rem;
  margin-top: 0.45rem;
}

.pub-links {
  display: flex;
  gap: 0.75rem;
  margin-top: 0.85rem;
}

.pub-links a {
  font-size: 0.88rem;
  font-weight: 500;
}

footer {
  max-width: 980px;
  margin: 0 auto;
  padding: 1.5rem;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
}

@media (max-width: 640px) {
  .hero {
    padding-top: 1.25rem;
  }

  .nav {
    margin-bottom: 2rem;
  }

  .card-head {
    flex-direction: column;
  }
}