/* ==========================================================================
   About page — clean editorial typography
   ========================================================================== */

/* ---------- Hero ---------- */
.about-hero {
  padding: var(--s-10) 0 var(--s-8);
}
.about-hero__h1 {
  margin: var(--s-5) 0 var(--s-5);
  max-width: 14ch;
}
.about-hero__lede {
  max-width: 62ch;
}

/* ---------- Prose layout ---------- */
.about-prose {
  max-width: 860px;
}
.about-section {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-6);
}
@media (min-width: 700px) {
  .about-section {
    grid-template-columns: 260px 1fr;
    gap: var(--s-8);
    align-items: start;
  }
}
h2.about-section__title {
  font-size: clamp(22px, 2.2vw, 28px);
  color: var(--text);
  padding-top: 4px;
  hyphens: auto;
  -webkit-hyphens: auto;
  overflow-wrap: break-word;
}
.about-section__body {
  display: flex;
  flex-direction: column;
  gap: var(--s-5);
}
.about-sub {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-top: var(--s-2);
  margin-bottom: calc(var(--s-3) * -1);
}

/* ---------- Team ---------- */
.about-team {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-5);
}
@media (min-width: 540px) {
  .about-team {
    grid-template-columns: 1fr 1fr;
  }
}
.about-team-member {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
  padding: var(--s-4) var(--s-5);
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
}
.about-team-member__name {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--text);
}
.about-team-member__role {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}
.about-team-member__contact {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  margin-top: var(--s-1);
  transition: opacity 160ms var(--ease-smooth);
  align-self: flex-start;
}
.about-team-member__contact:hover {
  opacity: 0.75;
}

/* ---------- Hypotheses ---------- */
.about-hypotheses {
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
}
.about-hypothesis {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
  padding: var(--s-4) var(--s-5);
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
}
.about-hypothesis__head {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  margin-bottom: var(--s-1);
}
.about-hypothesis__label {
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.about-hypothesis__outcome {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 4px;
}
.about-hypothesis__outcome--null {
  color: var(--fake);
  background: color-mix(in srgb, var(--fake) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--fake) 30%, transparent);
}
.about-hypothesis__outcome--confirmed {
  color: var(--real);
  background: color-mix(in srgb, var(--real) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--real) 30%, transparent);
}
.about-hypothesis__text {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--text);
  font-style: italic;
}
.about-hypothesis__result {
  font-size: 13.5px;
  line-height: 1.6;
  color: var(--text-muted);
  margin-top: var(--s-1);
}

/* ---------- References ---------- */
.about-refs {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  border-left: 2px solid var(--hairline);
  padding-left: var(--s-4);
}
.about-ref {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-muted);
}
.about-ref em {
  color: var(--text);
  font-style: italic;
}

/* ---------- Search strategy code blocks ---------- */
.about-refs--code {
  border-left-color: var(--accent);
  gap: var(--s-2);
}
.about-ref--code {
  font-size: 12px;
}
.about-ref--code code {
  font-family: var(--font-mono);
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  padding: var(--s-1) var(--s-2);
  border-radius: var(--r-sm);
  display: block;
  line-height: 1.7;
  word-break: break-word;
}

/* ---------- Appendix link ---------- */
.about-appendix-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-5);
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
  padding: var(--s-5) var(--s-6);
  text-decoration: none;
  transition: border-color 160ms var(--ease-smooth), background 160ms var(--ease-smooth);
}
.about-appendix-link:hover {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 5%, var(--surface));
}
.about-appendix-link__left {
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
}
.about-appendix-link__title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 400;
  letter-spacing: -0.02em;
  color: var(--text);
}
.about-appendix-link__url {
  font-size: 12px;
  color: var(--text-faint);
}
.about-appendix-link__arrow {
  width: 20px;
  height: 20px;
  color: var(--accent);
  flex-shrink: 0;
  transition: transform 160ms var(--ease-smooth);
}
.about-appendix-link:hover .about-appendix-link__arrow {
  transform: translate(2px, -2px);
}

/* ---------- Contact banner ---------- */
.about-contact {
  padding-bottom: var(--s-10);
}
.about-contact__inner {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--r-xl);
  padding: var(--s-7) var(--s-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--s-5);
}
.about-contact__title {
  font-size: clamp(28px, 3vw, 40px);
}
.about-contact__lede {
  margin-top: var(--s-2);
  font-size: 16px;
}