/* Prototipo local IV-20260908-03. No redefine componentes comunes. */
.ab-about { --gold-text: #7a5a25; color: var(--warm); }
.ab-about .eyebrow { color: var(--gold-text); }
.ab-about h1 { font-size: clamp(58px, 6.4vw, 88px); }
.ab-about h2 { font-size: clamp(39px, 4.2vw, 58px); }
.ab-about h3 { font-size: 19px; }
.ab-about p { margin: 0 0 22px; }
.ab-about .eyebrow { margin-bottom: 22px; }
.ab-about-hero { padding: 64px 0 72px; }
.ab-about-hero-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, .9fr); gap: 72px; align-items: center; }
.ab-about .ab-about-role { font-size: 23px; color: var(--navy); margin-top: 24px; }
.ab-about .ab-about-lead { font-size: 19px; line-height: 1.75; margin-top: 30px; }
.ab-about-portrait { width: min(100%, 420px); height: auto; display: block; justify-self: center; }
.ab-about-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 24px; margin-top: 32px; }
.ab-about-section { padding: 88px 0; }
.ab-about-paper { background: var(--paper); }
.ab-about .ab-about-intro { max-width: 700px; margin-top: 28px; }
.ab-about-principles { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 30px; margin-top: 46px; }
.ab-about-principles article { border-top: 1px solid var(--line); padding-top: 24px; }
.ab-about-principles h3 { margin-bottom: 14px; }
.ab-about-principles p { margin-bottom: 0; }
.ab-about-split { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: 80px; }
.ab-about-authority { grid-template-areas: "heading prose" "credentials prose" ". trajectory"; row-gap: 32px; align-items: start; }
.ab-about-authority-heading { grid-area: heading; }
.ab-about-authority-heading h2 { margin-bottom: 0; }
.ab-about-authority .ab-about-prose { grid-area: prose; }
.ab-about-authority .ab-about-prose p:last-child { margin-bottom: 0; }
.ab-about .ab-about-credentials { grid-area: credentials; color: var(--navy); font-size: 15px; line-height: 1.7; }
.ab-about-credentials ul { list-style: none; padding: 0; margin: 0 0 22px; }
.ab-about-credentials li { margin-bottom: 12px; }
.ab-about-credential-number { white-space: nowrap; }
.ab-about .ab-about-credentials p { color: var(--warm); margin-bottom: 0; }
.ab-about-trajectory { grid-area: trajectory; border-top: 1px solid var(--line); padding-top: 24px; }
.ab-about-works { list-style: none; margin: 0; padding: 0; }
.ab-about-works li { padding: 24px 0; border-top: 1px solid var(--line); }
.ab-about-works li:first-child { border-top: 0; }
.ab-about-works h3 { margin-bottom: 12px; line-height: 1.5; }
.ab-about-works a { text-decoration-thickness: 1px; text-underline-offset: 5px; }
.ab-about-works p { margin: 0; }
.ab-about-works span { color: var(--gold-text); }
.ab-about-independence { border-top: 1px solid var(--line); padding-top: 20px; font-size: 14px; }
.ab-about-independence summary { min-height: 44px; color: var(--navy); cursor: pointer; font-weight: 600; }
.ab-about-independence p { margin-top: 16px; }
.ab-about-closing { background: var(--navy-dark); color: #d3dce5; }
.ab-about-closing h2 { color: var(--paper); max-width: 820px; }
.ab-about-closing .eyebrow { color: var(--gold-light); }
.ab-about-closing p:not(.eyebrow) { max-width: 750px; margin-top: 28px; }
.ab-about-closing .text-link { color: var(--paper); }
.ab-about .text-link { min-height: 44px; line-height: 1.6; }
.ab-about [id] { scroll-margin-top: 120px; }
/* E13: Alberto requests a clean local layout review; retain screen-reader notice. */
.ab-about .ab-about-new-tab { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.ab-about a.text-link { flex-wrap: wrap; }
.ab-about .ab-about-external-arrow { display: inline-block; color: var(--gold-text); font-size: 1em; margin-left: .25em; white-space: nowrap; }
.ab-about .text-link .ab-about-external-arrow { margin-left: 0; }
@media(max-width: 1000px) {
  .ab-about-hero-grid { grid-template-columns: minmax(0, 1fr) minmax(0, .8fr); gap: 36px; }
  .ab-about-principles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ab-about-split { gap: 40px; }
}
@media(max-width: 780px) {
  .ab-about-hero-grid, .ab-about-split { grid-template-columns: 1fr; }
  .ab-about-authority { grid-template-areas: "heading" "prose" "credentials" "trajectory"; }
  .ab-about-hero { padding: 48px 0; }
  .ab-about-portrait { width: min(78vw, 340px); }
  .ab-about-section { padding: 60px 0; }
}
@media(max-width: 480px) {
  .ab-about .container { width: calc(100% - 32px); }
  .ab-about-principles { grid-template-columns: 1fr; gap: 24px; margin-top: 32px; }
  .ab-about .ab-about-role { font-size: 20px; }
  .ab-about .ab-about-lead { font-size: 18px; }
  .ab-about-actions { gap: 16px; }
  .ab-about-actions .button { width: 100%; }
  .ab-about-split { gap: 32px; }
}