/* ============================================================
   ABOUT PAGE
   Sections: about_hero · partnering_stats · core_values
   ============================================================ */

/* ---------- About hero ---------- */
.about-hero {
  position: relative;
  padding: 88px 0 128px;
  text-align: center;
  overflow: hidden;
  /* Smooth light-blue gradient toward the bottom. */
  background: linear-gradient(180deg, #FFFFFF 0%, #FFFFFF 42%, #E9F3FF 100%);
}
.about-hero-pattern {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  height: auto;
  pointer-events: none;
  z-index: 0;
  /* Fade the pattern toward the bottom so it doesn't hard-cut at the hero edge. */
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, #000 38%, transparent 70%);
          mask-image: linear-gradient(to bottom, #000 0%, #000 38%, transparent 70%);
}
.about-hero .container { position: relative; z-index: 1; }

.about-hero-inner { max-width: 720px; margin: 0 auto; }

/* Pill eyebrow — same treatment as the FAQ eyebrow. */
.about-eyebrow {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--accent);
  background: rgba(7, 87, 255, 0.10);
  padding: 6px 12px;
  border-radius: var(--b-radius-8);
  text-transform: uppercase;
  margin-bottom: 30px;
}
.about-hero-title {
  font-size: var(--fs-h1);
  line-height: 1.04;
  font-weight: var(--fw-medium);
  letter-spacing: -0.025em;
  color: var(--ink);
  margin: 0 auto;
  max-width: 13ch;
}
.about-hero-lead {
  margin: 24px auto 0;
  max-width: 48ch;
  font-size: var(--fs-lead);
  line-height: 1.55;
  color: var(--ink-2);
}

.about-hero-media {
  position: relative;
  margin: 76px 0 0;
  border-radius: var(--b-radius-20);
  overflow: hidden;
}
/* No image uploaded yet -> plain light-gray placeholder. */
.about-hero-media.is-empty {
  min-height: 460px;
  background: var(--gray-100);
}
.about-hero-media img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 540px;
  object-fit: cover;
}
/* Triptych divider lines over the photo. */
.about-hero-media-lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.about-hero-media-lines::before,
.about-hero-media-lines::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1.5px;
  background: rgba(255, 255, 255, 0.45);
}
.about-hero-media-lines::before { left: 33.333%; }
.about-hero-media-lines::after  { left: 66.666%; }

/* ---------- Partnering / stats band ---------- */
.partnering {
  position: relative;
  background: var(--ink);
  color: #fff;
  padding: 120px 0;
  overflow: hidden;
  isolation: isolate;
}
/* Gradient stroke on the top + bottom edges (same treatment as the final CTA). */
.partnering::before,
.partnering::after {
  content: "";
  position: absolute;
  left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0) 0%, #87DFFF 20%, #003CFF 50%, #87DFFF 80%, rgba(255, 255, 255, 0) 100%);
  box-shadow: 0 0 20px rgba(135, 223, 255, 0.5);
  z-index: 2;
}
.partnering::before { top: 0; }
.partnering::after  { bottom: 0; }

.partnering .container { position: relative; z-index: 1; }

.partnering-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.partnering-left { position: relative; }
.partnering-title {
  margin: 0;
  font-size: var(--fs-h2);
  line-height: 1.12;
  font-weight: var(--fw-medium);
  letter-spacing: -0.03em;
  max-width: 90%;
}
/* Faint 4-point star sitting under the heading. */
.partnering-star {
  display: block;
  width: 380px;
  max-width: 85%;
  height: auto;
  margin-top: 56px;
  pointer-events: none;
  position: absolute;
  bottom: 0;
  left: 10%;
}

.partnering-right {
  display: flex;
  flex-direction: column;
  gap: 64px;
}
.partnering-body p {
  margin: 0 0 18px;
  font-size: var(--fs-body);
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.62);
}
.partnering-body p:last-child { margin-bottom: 0; }

.partnering-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px 64px;
}
.partnering-stat { background: none; border: 0; padding: 0; }
.partnering-stat-value {
  display: block;
  font-family: var(--mono);
  font-size: 52px;
  line-height: 1;
  font-weight: var(--fw-regular);
  letter-spacing: -0.02em;
  color: #fff;
}
.partnering-stat-label {
  display: block;
  margin-top: 12px;
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.55);
}

/* ---------- Core values ---------- */
.core-values { padding: 116px 0; }
.core-values-head { max-width: 640px; }
.core-values-title {
  margin: 0;
  font-size: var(--fs-h2);
  font-weight: var(--fw-medium);
  letter-spacing: -0.025em;
  color: var(--ink);
}
.core-values-lead {
  margin: 14px 0 0;
  font-size: var(--fs-body);
  line-height: 1.6;
  color: var(--ink-2);
}

.core-values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.value-card {
  position: relative;
  background: #E9F3FF;                    /* checkerboard: odd cards = light blue */
  border: 0;
  border-radius: var(--b-radius-15);
  padding: 30px;
  overflow: hidden;
  isolation: isolate;
}
/* Checkerboard: even cards = light gray (row1 blue/gray/blue, row2 gray/blue/gray). */
.value-card:nth-child(even) { background: var(--gray-100); }

/* Faint molecule symbol in the top-right corner. */
.value-symbol {
  position: absolute;
  top: -10px;
  right: -10px;
  width: 120px;
  height: auto;
  opacity: 0.05;
  pointer-events: none;
  z-index: 0;
}
.value-symbol svg { width: 100%; height: auto; display: block; }

/* Keep card content above the symbol overlay. */
.value-icon,
.value-title,
.value-desc { position: relative; z-index: 1; }

.value-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 24px;
  border-radius: var(--b-radius-10);
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 1px 2px rgba(8, 8, 48, 0.05);
}
/* Icons keep their own two-tone blue fills — don't flatten them. */
.value-icon svg { width: 24px; height: 24px; display: block; }
.value-title {
  margin: 0 0 8px;
  font-size: var(--fs-h3);
  font-weight: var(--fw-medium);
  color: var(--ink);
}
.value-desc {
  margin: 0;
  font-size: var(--fs-sm);
  line-height: 1.5;
  color: var(--ink-2);
}

/* ---------- Scroll reveal (below-the-fold sections) ---------- */
/* Mirrors the homepage in-view pattern: app.js adds .in-view when the section
   enters the viewport (and falls back to adding it if IntersectionObserver
   is unavailable, so content is never permanently hidden). */
.core-values[data-in-view] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .7s ease, transform .7s ease;
}
.core-values.in-view {
  opacity: 1;
  transform: none;
}

/* Partnering band: reveal the CONTENT (not the dark band itself), staggered. */
.partnering[data-in-view] .partnering-title,
.partnering[data-in-view] .partnering-body,
.partnering[data-in-view] .partnering-stat {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .6s ease, transform .6s ease;
}
.partnering.in-view .partnering-title,
.partnering.in-view .partnering-body,
.partnering.in-view .partnering-stat {
  opacity: 1;
  transform: none;
}
.partnering.in-view .partnering-body { transition-delay: .10s; }
.partnering.in-view .partnering-stat:nth-child(1) { transition-delay: .18s; }
.partnering.in-view .partnering-stat:nth-child(2) { transition-delay: .26s; }
.partnering.in-view .partnering-stat:nth-child(3) { transition-delay: .34s; }
.partnering.in-view .partnering-stat:nth-child(4) { transition-delay: .42s; }

@media (prefers-reduced-motion: reduce) {
  .core-values[data-in-view],
  .partnering[data-in-view] .partnering-title,
  .partnering[data-in-view] .partnering-body,
  .partnering[data-in-view] .partnering-stat { opacity: 1; transform: none; transition: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .partnering-grid { grid-template-columns: 1fr; gap: 48px; }
  .partnering-star { margin-top: 36px; display: none;}
  .core-values-grid { grid-template-columns: repeat(2, 1fr); }

}
@media (max-width: 640px) {
  .about-hero { padding: 32px 0 56px; }
  .about-hero-media { margin-top: 36px; }
  .partnering { padding: 72px 0; }
  .partnering-right { gap: 44px; }
  .partnering-stats { gap: 32px; }
  .partnering-stat-value { font-size: 40px; }
  .core-values { padding: 64px 0; }
  .core-values-grid { grid-template-columns: 1fr; }
}