:root {
  --bg: #f6f1e7;
  --bg-2: #fffdf8;
  --text: #1b1f29;
  --muted: #5e6573;
  --line: #ddd3c2;
  --brand: #9f3b28;
  --brand-2: #1f6a53;
  --card: #fffbf3;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Noto Sans SC", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 12% 10%, #fff9ec 0%, var(--bg) 38%, #efe4cd 100%);
  line-height: 1.7;
}

.container {
  width: min(980px, 92vw);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
  background: color-mix(in srgb, #f7f1e6 82%, transparent);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
}

.logo {
  font-weight: 900;
  font-size: 1.1rem;
  text-decoration: none;
  color: var(--text);
}

.nav-links {
  display: flex;
  gap: 14px;
}

.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-weight: 600;
  font-size: 0.92rem;
  padding: 5px 8px;
  border-radius: 8px;
}

.nav-links a:hover {
  color: var(--brand);
  background: color-mix(in srgb, var(--brand) 10%, #ffffff);
}

.hero {
  position: relative;
  padding: 80px 0 54px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: -20% -20% auto auto;
  width: 430px;
  height: 430px;
  background: radial-gradient(circle, rgba(159, 59, 40, 0.24), transparent 70%);
  pointer-events: none;
}

.hero-content {
  background: color-mix(in srgb, #fffaf2 80%, transparent);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 28px;
  box-shadow: 0 14px 34px rgba(20, 20, 20, 0.06);
}

.tag {
  display: inline-block;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 12px;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.15;
  margin: 0 0 10px;
}

.subtitle {
  max-width: 760px;
  color: var(--muted);
  margin-bottom: 8px;
}

.intro {
  max-width: 760px;
  margin: -8px 0 20px;
  color: var(--muted);
}

.name-highlight {
  color: var(--brand);
  font-weight: 800;
}

.hero-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 6px;
}

.profile-icons {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin: 0 0 12px;
}

.profile-icon {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--bg-2);
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.86rem;
  line-height: 1.2;
}

.profile-icon img {
  width: 14px;
  height: 14px;
  display: block;
}

.btn {
  text-decoration: none;
  padding: 10px 16px;
  border-radius: 10px;
  font-weight: 700;
  border: 1px solid transparent;
}

.btn.primary {
  background: var(--brand);
  color: #fff;
}

.hero-cta {
  border-radius: 999px;
  padding: 10px 20px;
  letter-spacing: 0.01em;
  box-shadow: 0 6px 14px rgba(159, 59, 40, 0.22);
  transition: transform 120ms ease, box-shadow 120ms ease;
}

.hero-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 7px 16px rgba(159, 59, 40, 0.28);
}

.btn.ghost {
  border-color: var(--line);
  color: var(--text);
  background: var(--bg-2);
}

.section {
  padding: 18px 0;
}

.panel {
  margin-bottom: 10px;
  padding: 22px 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.section-desc {
  margin: 0;
  color: var(--muted);
}

h2 {
  margin: 0 0 12px;
  font-size: 1.55rem;
  line-height: 1.2;
}

.chips {
  list-style: none;
  padding: 0;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.chips li {
  border: 1px solid var(--line);
  background: var(--bg-2);
  padding: 8px 12px;
  border-radius: 999px;
  font-weight: 500;
}


.stats {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.stat {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg-2);
  padding: 10px 12px;
}

.stat-title {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
}

.stat-value {
  display: block;
  font-weight: 700;
}

.highlights {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.highlight {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg-2);
  padding: 12px;
}

.highlight h3 {
  margin: 0 0 6px;
  font-size: 1rem;
}

.highlight p {
  margin: 0;
  color: var(--muted);
}

.news-list {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  border-top: 1px dashed var(--line);
}

.news-list li {
  padding: 11px 0;
  border-bottom: 1px dashed var(--line);
}

.news-date {
  display: inline-block;
  min-width: 78px;
  color: var(--brand);
  font-weight: 700;
}

.comp-list {
  list-style: none;
  padding: 0;
  margin: 10px 0 0;
}

.comp-list li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 12px 0;
  border-bottom: 1px dashed var(--line);
}

.comp-year {
  min-width: 48px;
  font-weight: 700;
  color: var(--brand);
}

.comp-text {
  color: var(--text);
}

.paper {
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card);
  margin-bottom: 14px;
}

.paper h3 {
  margin: 0 0 6px;
}

.meta {
  margin: 0;
  color: var(--muted);
}

.links {
  margin: 8px 0 0;
}

.links a {
  text-decoration: none;
  margin-right: 12px;
  color: var(--brand-2);
  font-weight: 700;
}

.ref-list {
  margin: 10px 0 0;
  padding-left: 24px;
}

.pub-subtitle {
  margin: 18px 0 6px;
  font-size: 1.08rem;
}

.ref-list li {
  margin: 0 0 12px;
  padding-left: 8px;
  text-indent: -8px;
  color: var(--text);
}

.ref-title {
  font-style: italic;
}

.ref-list a {
  color: var(--brand-2);
  text-decoration: none;
}

.link-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.link-card {
  display: block;
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg-2);
  padding: 12px;
}

.link-title {
  display: block;
  font-weight: 700;
  color: var(--text);
}

.link-desc {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
}

.cta {
  margin-top: 12px;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.card {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 16px;
  background: var(--card);
}

.card h3 {
  margin-top: 0;
}

.card a {
  color: var(--brand);
  text-decoration: none;
  font-weight: 700;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 18px 0 26px;
  color: var(--muted);
}

@media (max-width: 760px) {
  .nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .nav-links {
    flex-wrap: wrap;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 62px;
  }

  .hero-content {
    padding: 22px 18px;
  }

  .panel {
    padding: 18px 0;
  }

  .stats,
  .highlights,
  .link-grid {
    grid-template-columns: 1fr;
  }
}