:root {
  color-scheme: light;
  --bg: #ffffff;
  --text: #1c2028;
  --muted: #5c6675;
  --line: #d9dee7;
  --accent: #0f766e;
  --accent-strong: #111827;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  letter-spacing: 0;
}

a {
  color: inherit;
}

.page {
  display: grid;
  align-content: center;
  width: min(860px, calc(100% - 40px));
  min-height: 100vh;
  margin: 0 auto;
  padding: 56px 0;
}

.hero {
  text-align: center;
}

h1 {
  margin: 0;
  font-size: 2.15rem;
  line-height: 1.18;
  font-weight: 720;
}

.authors {
  margin: 24px 0 8px;
  color: var(--accent-strong);
  font-size: 1.12rem;
  line-height: 1.5;
}

.authors span {
  display: block;
}

.affiliation,
.note {
  margin: 0;
  color: var(--muted);
  font-size: 1.1rem;
}

.affiliation {
  font-size: 1.1rem;
}

.links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 28px;
}

.links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 132px;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid var(--accent-strong);
  border-radius: 6px;
  background: var(--accent-strong);
  color: #ffffff;
  font-weight: 700;
  text-decoration: none;
}

.links a:focus-visible {
  outline: 3px solid rgba(15, 118, 110, 0.35);
  outline-offset: 3px;
}

.abstract {
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}

.abstract h2 {
  margin: 0 0 18px;
  text-align: center;
  font-size: 1.35rem;
  line-height: 1.2;
}

.abstract p {
  margin: 0;
  color: #2f3744;
  font-size: 1.05rem;
  text-align: center;
}

.figure {
  display: flex;
  justify-content: center;
  margin-top: 28px;
}

.figure img {
  display: block;
  width: min(100%, 550px);
  height: auto;
  border: 1px solid var(--line);
  border-radius: 3px;
}

@media (max-width: 860px) {
  .page {
    width: min(100% - 28px, 720px);
  }

  .hero {
    text-align: center;
  }

  h1 {
    font-size: 1.8rem;
  }
}

@media (max-width: 520px) {
  .links a {
    flex: 1 1 100%;
    justify-content: center;
  }

  h1 {
    font-size: 1.85rem;
  }
}