.about-page {
  background:
    radial-gradient(circle at 92% 0%, rgba(196, 148, 62, .11), transparent 24rem),
    radial-gradient(circle at 0% 45%, rgba(47, 94, 153, .07), transparent 26rem),
    var(--paper);
}
.about-page main { width: min(66rem, calc(100% - 2rem)); }
.about-hero {
  display: grid;
  grid-template-columns: minmax(11rem, 15rem) minmax(0, 1fr);
  gap: clamp(1.7rem, 5vw, 4.5rem);
  align-items: center;
  padding: clamp(2.5rem, 6vw, 4.75rem) 0 clamp(2.2rem, 4vw, 3.5rem);
  border-bottom: 1px solid var(--line);
}
.about-portrait-frame { display: block; margin: 0; overflow: hidden; border: 1px solid var(--line); background: var(--surface); }
.about-portrait { display: block; width: 100%; height: auto; aspect-ratio: 1820 / 1240; object-fit: cover; object-position: 50% 50%; filter: saturate(.9) contrast(1.02); }
.about-portrait-frame figcaption { padding: .55rem .65rem; color: var(--muted); font-size: .62rem; font-weight: 700; letter-spacing: .055em; line-height: 1.4; text-transform: uppercase; }
.about-intro { max-width: 43rem; }
.about-intro .eyebrow { margin-bottom: .65rem; }
.about-intro h1 { max-width: none; font-size: clamp(2.25rem, 4vw, 3.4rem); letter-spacing: -.035em; }
.about-intro p { max-width: 39rem; margin: 1rem 0 0; color: var(--muted); font-family: ui-serif, Georgia, Cambria, "Times New Roman", serif; font-size: clamp(1rem, 1.4vw, 1.15rem); line-height: 1.58; }
.about-intro .about-lead { color: var(--ink); font-size: clamp(1.13rem, 1.7vw, 1.3rem); line-height: 1.42; }
.about-section { max-width: 52rem; padding: clamp(2.25rem, 5vw, 4rem) 0; border-bottom: 1px solid var(--line); }
.about-section .eyebrow { margin-bottom: .55rem; }
.about-section h2 { max-width: 24ch; margin-bottom: .9rem; font-size: clamp(1.65rem, 3vw, 2.35rem); }
.about-section > p:not(.eyebrow), .about-copy { margin: 0; color: var(--muted); font-family: ui-serif, Georgia, Cambria, "Times New Roman", serif; font-size: clamp(1rem, 1.35vw, 1.12rem); line-height: 1.62; }
.about-principles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); margin: 1.4rem 0; border: 1px solid var(--line); background: var(--surface); }
.about-principles > div { min-height: 9.2rem; padding: 1rem 1.1rem; border-right: 1px solid var(--line); }
.about-principles > div:last-child { border-right: 0; }
.about-principles strong { display: block; color: var(--red); font-size: .7rem; letter-spacing: .1em; text-transform: uppercase; }
.about-principles span { display: block; margin-top: .5rem; color: var(--muted); font-size: .9rem; line-height: 1.48; }
.about-fieldwork { max-width: 52rem; }
.about-fieldwork > p:not(.eyebrow) { margin-top: 1rem; }
.about-fieldwork > p:not(.eyebrow):first-of-type { margin-top: 0; }
.about-github-links { display: flex; flex-wrap: wrap; gap: .65rem 1.1rem; margin-top: 1.5rem; padding-top: 1rem; border-top: 1px solid var(--line); font-size: .82rem; }
.about-github-links a { color: var(--blue); text-underline-offset: .18em; }
.about-contact { border-bottom: 0; }
.about-contacts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; margin: 1.25rem 0 0; border: 1px solid var(--line); background: var(--line); }
.about-contacts > div { padding: 1rem 1.1rem; background: var(--surface); }
.about-contacts dt { color: var(--red); font-size: .68rem; font-weight: 780; letter-spacing: .1em; text-transform: uppercase; }
.about-contacts dd { margin: .45rem 0 0; font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace; font-size: .84rem; overflow-wrap: anywhere; }
.about-contacts a { text-underline-offset: .18em; }
.about-page .site-footer { border-top: 1px solid var(--line); }
@media (max-width: 42rem) {
  .about-hero { grid-template-columns: minmax(8rem, 10rem) minmax(0, 1fr); gap: 1.25rem; align-items: start; padding-top: 2rem; }
  .about-intro h1 { font-size: clamp(2.1rem, 9vw, 2.75rem); }
  .about-intro p { font-size: 1rem; }
  .about-principles, .about-contacts { grid-template-columns: 1fr; }
  .about-principles > div { min-height: 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .about-principles > div:last-child { border-bottom: 0; }
}
@media (max-width: 30rem) {
  .about-hero { grid-template-columns: 1fr; }
  .about-portrait-frame { max-width: 12rem; }
}