:root {
  --ink: #17202a;
  --muted: #5b6770;
  --soft: #eef3f6;
  --paper: #ffffff;
  --line: #d8e0e7;
  --accent: #17365d;
  --teal: #0f766e;
  --cityu: #a6192e;
  --gold: #9a6700;
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
}

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

a:hover {
  color: var(--cityu);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

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

.brand {
  display: flex;
  flex-direction: column;
  color: var(--ink);
  line-height: 1.2;
}

.brand-name {
  font-weight: 750;
  font-size: 1.05rem;
}

.brand-role {
  color: var(--muted);
  font-size: 0.82rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}

.nav a {
  color: var(--muted);
  border-radius: 6px;
  padding: 7px 10px;
  font-size: 0.95rem;
  font-weight: 650;
}

.nav a:hover,
.nav a.active {
  color: var(--accent);
  background: var(--soft);
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 40px 24px 72px;
}

.hero {
  display: grid;
  grid-template-columns: 270px 1fr;
  gap: 38px;
  align-items: start;
  padding: 12px 0 38px;
  border-bottom: 1px solid var(--line);
}

.portrait {
  width: 100%;
  max-width: 250px;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--soft);
}

.profile-links {
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
  font-size: 0.95rem;
}

.profile-links li + li {
  margin-top: 4px;
}

.kicker {
  margin: 0 0 8px;
  color: var(--cityu);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.2;
  letter-spacing: 0;
}

h1 {
  margin: 0;
  color: var(--accent);
  font-size: 3.4rem;
}

.subtitle {
  margin: 10px 0 18px;
  color: var(--muted);
  font-size: 1.08rem;
}

.lead {
  max-width: 760px;
  margin: 0 0 22px;
  font-size: 1.04rem;
}

.actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--accent);
  font-weight: 750;
  background: var(--paper);
}

.button.primary {
  color: #fff;
  border-color: var(--accent);
  background: var(--accent);
}

.button:hover {
  border-color: var(--cityu);
  color: var(--cityu);
}

.button.primary:hover {
  color: #fff;
  background: var(--cityu);
}

.section {
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
}

.section:last-child {
  border-bottom: 0;
}

.section h2 {
  margin: 0 0 16px;
  color: var(--accent);
  font-size: 1.45rem;
}

.section h3 {
  margin: 26px 0 10px;
  color: var(--ink);
  font-size: 1.08rem;
}

.section p {
  margin: 0 0 14px;
}

.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 42px;
}

.plain-list,
.news-list,
.timeline,
.contact-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.plain-list li,
.news-list li,
.timeline li,
.contact-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.plain-list li:last-child,
.news-list li:last-child,
.timeline li:last-child,
.contact-list li:last-child {
  border-bottom: 0;
}

.date,
.meta {
  color: var(--muted);
  font-size: 0.92rem;
}

.date {
  display: block;
  margin-bottom: 3px;
  color: var(--teal);
  font-weight: 750;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px 10px;
  color: var(--accent);
  background: #f8fafc;
  font-size: 0.88rem;
  font-weight: 700;
}

.page-title {
  padding: 12px 0 28px;
  border-bottom: 1px solid var(--line);
}

.page-title h1 {
  font-size: 2.85rem;
}

.page-title p {
  max-width: 760px;
  margin: 12px 0 0;
  color: var(--muted);
}

.pub-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.pub-item {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.pub-item:last-child {
  border-bottom: 0;
}

.pub-id {
  color: var(--cityu);
  font-weight: 850;
  font-size: 0.92rem;
}

.pub-title {
  display: block;
  margin-bottom: 4px;
  color: var(--ink);
  font-weight: 760;
}

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

.badge-line {
  margin-top: 7px;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  padding: 2px 8px;
  color: var(--accent);
  background: var(--soft);
  font-size: 0.8rem;
  font-weight: 750;
}

.badge.cityu {
  color: var(--cityu);
  background: #f9eef1;
}

.two-column {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 34px;
}

.role-row {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.role-row strong {
  color: var(--ink);
}

.cv-frame {
  width: 100%;
  min-height: 760px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--soft);
}

.footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 22px 24px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

@media (max-width: 860px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .hero,
  .split,
  .two-column {
    grid-template-columns: 1fr;
  }

  .portrait {
    max-width: 210px;
  }

  h1 {
    font-size: 2.8rem;
  }

  .page-title h1 {
    font-size: 2.45rem;
  }

  .pub-item {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

@media (max-width: 560px) {
  .container {
    padding: 28px 18px 56px;
  }

  .header-inner {
    padding: 12px 18px;
  }

  .nav a {
    padding: 6px 8px;
    font-size: 0.9rem;
  }

  h1 {
    font-size: 2.35rem;
  }

  .page-title h1 {
    font-size: 2.15rem;
  }

  .role-row {
    display: block;
  }

  .cv-frame {
    min-height: 520px;
  }
}