/* BioPeak — About Christine page. Sibling of home.css: editorial spine,
   hairline lists, flat brand fields, square-edged photography. */

#site-header { position: sticky; top: 0; z-index: 50; }

.ac-section { padding: var(--space-10) var(--gutter); }
.ac-inner { max-width: var(--container-xl); margin: 0 auto; }
.ac-alt { background: var(--cream-50); }

.ac-sec-grid {
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  gap: var(--space-8);
  align-items: start;
}
.ac-sec-head { position: sticky; top: 116px; }
.ac-sec-head h2 {
  font-size: var(--text-xl);
  line-height: 1.25;
  letter-spacing: -0.01em;
  color: var(--text-strong);
  margin: 0;
  max-width: 18ch;
  text-wrap: pretty;
}
.ac-rule { width: 48px; height: 2px; background: var(--sage); margin-bottom: var(--space-4); }
.ac-rule--center { margin-left: auto; margin-right: auto; }

.ac-eyebrow {
  font-size: var(--text-2xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sage);
  margin-bottom: var(--space-3);
}

.ac-body p {
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  color: var(--text-body);
  max-width: 62ch;
  margin: 0 0 var(--space-4);
}
.ac-body p:last-of-type { margin-bottom: 0; }

/* ---- Hero (forest, split: statement left, portrait right) ---- */
.ac-hero {
  background: var(--forest);
  padding: var(--space-9) var(--gutter) var(--space-10);
}
.ac-hero-inner {
  max-width: var(--container-xl);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: var(--space-8);
  align-items: center;
}
.ac-hero-eyebrow {
  font-size: var(--text-2xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--text-on-dark-muted);
  margin: 0 0 var(--space-5);
}
.ac-hero-display {
  font-size: clamp(2.5rem, 4.6vw, 4.3rem);
  line-height: 1.06;
  font-weight: var(--fw-bold);
  letter-spacing: -0.025em;
  color: var(--cream);
  margin: 0 0 var(--space-6);
  max-width: 16ch;
  text-wrap: balance;
}
.ac-hero-display em { font-style: italic; font-weight: var(--fw-medium); }
.ac-hero h1 {
  font-size: var(--text-lg);
  font-weight: var(--fw-medium);
  line-height: 1.5;
  color: var(--cream);
  margin: 0;
  max-width: 38ch;
  text-wrap: balance;
}
.ac-hero-portrait {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  max-height: 560px;
  display: block;
}

/* ---- Pull-quote band (forest anchor moment) ---- */
.ac-quote {
  background: var(--forest);
  padding: var(--space-10) var(--gutter);
  text-align: center;
}
.ac-quote-inner { max-width: var(--container-xl); margin: 0 auto; }
.ac-quote blockquote {
  margin: 0 auto;
  max-width: 30ch;
  font-size: clamp(1.5rem, 2.8vw, 2.1rem);
  line-height: 1.4;
  font-weight: var(--fw-medium);
  letter-spacing: -0.01em;
  color: var(--cream);
  font-style: italic;
  text-wrap: pretty;
}
.ac-quote-attr {
  margin-top: var(--space-5);
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  letter-spacing: 0.04em;
  color: var(--text-on-dark-muted);
}

/* ---- Method (wide photo + 2×2 hairline grid) ---- */
.ac-wide-slot {
  width: 100%;
  height: auto;
  aspect-ratio: 21 / 9;
  max-height: 460px;
}
.ac-method-grid {
  margin-top: var(--space-8);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-7) var(--space-8);
}
.ac-method h3 {
  font-size: var(--text-md);
  font-weight: var(--fw-semibold);
  color: var(--text-strong);
  margin: 0 0 var(--space-3);
  padding-top: var(--space-4);
  border-top: 1px solid var(--taupe-300);
}
.ac-method p {
  margin: 0;
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-body);
}

/* ---- Asks (hairline list, bold leads) ---- */
.ac-asks-list { list-style: none; margin: 0; padding: 0; }
.ac-asks-list li {
  border-top: 1px solid var(--taupe-300);
  padding: var(--space-5) 0;
  font-size: var(--text-md);
  line-height: var(--leading-relaxed);
  color: var(--text-body);
  max-width: 62ch;
}
.ac-asks-list li:last-child { border-bottom: 1px solid var(--taupe-300); }
.ac-asks-list strong { color: var(--text-strong); font-weight: var(--fw-semibold); }

/* ---- Photo strip (full-bleed breather) ---- */
.ac-strip { line-height: 0; background: var(--forest); }
.ac-strip-slot {
  width: 100%;
  height: clamp(320px, 52vh, 560px);
  display: block;
}

/* ---- Background (text + sticky Sun Valley photo) ---- */
.ac-bg-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: var(--space-7);
  align-items: start;
}
.ac-bg-slot {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 4;
  max-height: 620px;
  position: sticky;
  top: 116px;
}

/* ---- From a patient (single centered quote) ---- */
.ac-patient { padding: var(--space-10) var(--gutter); }
.ac-patient-inner {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}
.ac-patient-label {
  font-size: var(--text-2xs);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--sage);
  margin: 0 0 var(--space-6);
}
.ac-patient-inner::after {
  content: "";
  display: block;
}
.ac-patient-mark {
  display: block;
  font-size: 3.4rem;
  line-height: 0.6;
  font-weight: var(--fw-bold);
  color: var(--sage);
  margin-bottom: var(--space-4);
}
.ac-patient blockquote {
  margin: 0;
  font-size: clamp(1.35rem, 2.4vw, 1.75rem);
  font-style: italic;
  line-height: 1.5;
  color: var(--text-strong);
  text-wrap: pretty;
}

/* ---- Scroll reveals (same system as homepage) ---- */
.bp-motion [data-reveal] {
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 560ms cubic-bezier(0.65, 0, 0.35, 1),
    transform 560ms cubic-bezier(0.65, 0, 0.35, 1);
  transition-delay: calc(var(--reveal-i, 0) * 130ms);
}
.bp-motion [data-reveal].is-in { opacity: 1; transform: none; }
@media print {
  .bp-motion [data-reveal] { opacity: 1; transform: none; }
}
.bp-motion [data-reveal] .ac-rule {
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 650ms cubic-bezier(0.65, 0, 0.35, 1) 120ms;
}
.bp-motion [data-reveal] .ac-rule--center { transform-origin: center; }
.bp-motion [data-reveal].is-in .ac-rule { transform: scaleX(1); }

/* ---- Mobile ---- */
@media (max-width: 900px) {
  .ac-section { padding: var(--space-8) var(--gutter); }
  .ac-sec-grid { grid-template-columns: 1fr; gap: var(--space-5); }
  .ac-sec-head { position: static; }
  .ac-hero { padding: var(--space-8) var(--gutter); }
  .ac-hero-inner { grid-template-columns: 1fr; gap: var(--space-7); }
  .ac-hero-display { font-size: clamp(2.2rem, 9vw, 3rem); }
  .ac-hero-portrait { aspect-ratio: 4 / 5; max-height: 480px; }
  .ac-quote { padding: var(--space-9) var(--gutter); }
  .ac-wide-slot { aspect-ratio: 4 / 3; max-height: 380px; }
  .ac-method-grid { grid-template-columns: 1fr; gap: var(--space-5); margin-top: var(--space-6); }
  .ac-strip-slot { height: clamp(240px, 38vh, 360px); }
  .ac-bg-grid { grid-template-columns: 1fr; gap: var(--space-6); }
  .ac-bg-slot { position: relative; top: auto; aspect-ratio: 4 / 3; max-height: 360px; }
  .ac-patient { padding: var(--space-8) var(--gutter); }
}