:root {
  --bg: #f7f8f6;
  --surface: #ffffff;
  --text: #1f2726;
  --muted: #687270;
  --line: #dde4df;
  --accent: #2f6f68;
  --accent-strong: #b24f3f;
  --shadow: 0 18px 45px rgba(31, 39, 38, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC",
    "Microsoft YaHei", sans-serif;
  line-height: 1.7;
}

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

a:hover {
  color: var(--accent-strong);
}

.page {
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
  padding: 56px 0 72px;
}

.profile-hero {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 48px;
  align-items: center;
  padding: 36px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.portrait {
  margin: 0;
}

.portrait img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid var(--line);
}

.eyebrow,
.section-kicker {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 10px;
  font-size: clamp(2.4rem, 6vw, 4.6rem);
  line-height: 1.05;
}

h2 {
  margin-bottom: 0;
  font-size: 1.55rem;
}

h3 {
  margin-bottom: 6px;
  font-size: 1.08rem;
}

.role {
  margin-bottom: 18px;
  color: var(--accent-strong);
  font-weight: 700;
}

.bio {
  max-width: 720px;
  color: var(--muted);
}

.meta-list,
.keywords {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.meta-list a,
.keywords span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 5px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfb;
  font-size: 0.94rem;
}

.keywords span {
  color: var(--muted);
}

.section {
  margin-top: 34px;
  padding: 30px 0 0;
}

.section-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--line);
  padding-bottom: 12px;
}

.timeline {
  display: grid;
  gap: 14px;
}

.entry {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 22px;
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

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

.entry-time {
  color: var(--accent);
  font-weight: 700;
}

.publications {
  margin: 0;
  padding-left: 24px;
  display: grid;
  gap: 14px;
}

.publications li {
  padding: 18px 20px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.publications a {
  margin-left: 10px;
  font-weight: 700;
}

@media (max-width: 760px) {
  .page {
    width: min(100% - 24px, 1080px);
    padding: 24px 0 48px;
  }

  .profile-hero {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 20px;
  }

  .portrait img {
    max-width: 260px;
  }

  .entry {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .section-header {
    display: block;
  }
}