/* ============================================================
   About page - 'What we do' (4-card gateway) + 'Capabilities'
   (2-card infrastructure) bands. Sit between Purpose &
   Priorities and Milestones.

   Token-clean: every font-size uses var(--fs-xs|s|m|l).
   ============================================================ */

/* ────── 1. WHAT WE DO  - 4-card gateway grid ────── */
.ab-gateways {
  background: var(--paper, #FAFAF8);
  color: var(--ink);
  padding: clamp(72px, 8vw, 112px) 0;
  border-top: 1px solid var(--ink-06);
}
.ab-gateways__inner {
  max-width: var(--container, 1320px);
  margin: 0 auto;
  padding: 0 var(--gutter, 32px);
}
.ab-gateways__header {
  max-width: 760px;
  margin: 0 0 clamp(36px, 4vw, 56px);
}
.ab-gateways__title {
  font-family: 'Raleway', sans-serif;
  font-size: var(--fs-l);
  font-weight: 700;
  letter-spacing: -0.005em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 0 0 12px;
  line-height: 1.2;
}
.ab-gateways__lede {
  font-family: 'Raleway', sans-serif;
  font-size: var(--fs-m);
  line-height: 1.6;
  color: var(--ink-60);
  margin: 0;
  max-width: 64ch;
}

.ab-gateway-cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(18px, 2vw, 24px);
}
@media (min-width: 600px) {
  .ab-gateway-cards { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1100px) {
  .ab-gateway-cards { grid-template-columns: repeat(4, 1fr); }
}

.ab-gateway { display: contents; }

.ab-gateway__link {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  border-radius: 6px;
  background: var(--paper-elev, #F5F4F1);
  border: 1px solid var(--ink-06);
  overflow: hidden;
  transition: border-color 240ms ease, transform 240ms ease, box-shadow 240ms ease;
  height: 100%;
}
.ab-gateway__link:hover {
  border-color: var(--accent, #F58220);
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.10);
}

.ab-gateway__media {
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.04);
}
.ab-gateway__media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform 560ms cubic-bezier(0.2, 0.7, 0.2, 1);
}
.ab-gateway__link:hover .ab-gateway__media img {
  transform: scale(1.04);
}

.ab-gateway__body {
  padding: clamp(20px, 2vw, 26px);
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.ab-gateway__title {
  font-family: 'Raleway', sans-serif;
  font-size: var(--fs-l);
  font-weight: 600;
  letter-spacing: -0.005em;
  line-height: 1.2;
  color: var(--ink);
  margin: 0;
}
.ab-gateway__text {
  font-family: 'Raleway', sans-serif;
  font-size: var(--fs-m);
  line-height: 1.55;
  color: var(--ink-80);
  margin: 0;
  flex: 1;
}
.ab-gateway__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Raleway', sans-serif;
  font-size: var(--fs-s);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--accent, #F58220);
  margin-top: 8px;
}
.ab-gateway__cta svg {
  transition: transform 240ms ease;
}
.ab-gateway__link:hover .ab-gateway__cta svg {
  transform: translateX(4px);
}

/* ────── 2. CAPABILITIES  - 2-card infrastructure grid ────── */
.ab-capabilities {
  background: var(--paper-elev, #F5F4F1);
  color: var(--ink);
  padding: clamp(72px, 8vw, 112px) 0;
  border-top: 1px solid var(--ink-06);
}
.ab-capabilities__inner {
  max-width: var(--container, 1320px);
  margin: 0 auto;
  padding: 0 var(--gutter, 32px);
}
.ab-capabilities__header {
  max-width: 760px;
  margin: 0 0 clamp(36px, 4vw, 56px);
}
.ab-capabilities__title {
  font-family: 'Raleway', sans-serif;
  font-size: var(--fs-l);
  font-weight: 700;
  letter-spacing: -0.005em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 0 0 12px;
  line-height: 1.2;
}
.ab-capabilities__lede {
  font-family: 'Raleway', sans-serif;
  font-size: var(--fs-m);
  line-height: 1.6;
  color: var(--ink-60);
  margin: 0;
  max-width: 64ch;
}

.ab-capability-cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(20px, 2.4vw, 32px);
}
@media (min-width: 900px) {
  .ab-capability-cards { grid-template-columns: repeat(2, 1fr); }
}

.ab-capability { display: contents; }

.ab-capability__link {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  border-radius: 6px;
  background: var(--paper, #FFFFFF);
  border: 1px solid var(--ink-06);
  overflow: hidden;
  transition: border-color 240ms ease, transform 240ms ease, box-shadow 240ms ease;
  height: 100%;
}
.ab-capability__link:hover {
  border-color: var(--accent, #F58220);
  transform: translateY(-2px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.10);
}

.ab-capability__media {
  margin: 0;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.04);
}
.ab-capability__media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform 600ms cubic-bezier(0.2, 0.7, 0.2, 1);
}
.ab-capability__link:hover .ab-capability__media img {
  transform: scale(1.03);
}

.ab-capability__body {
  padding: clamp(24px, 2.5vw, 36px);
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}
.ab-capability__title {
  font-family: 'Raleway', sans-serif;
  font-size: var(--fs-l);
  font-weight: 600;
  letter-spacing: -0.005em;
  line-height: 1.2;
  color: var(--ink);
  margin: 0;
}
.ab-capability__text {
  font-family: 'Raleway', sans-serif;
  font-size: var(--fs-m);
  line-height: 1.6;
  color: var(--ink-80);
  margin: 0;
  flex: 1;
}
.ab-capability__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Raleway', sans-serif;
  font-size: var(--fs-s);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--accent, #F58220);
  margin-top: 8px;
}
.ab-capability__cta svg {
  transition: transform 240ms ease;
}
.ab-capability__link:hover .ab-capability__cta svg {
  transform: translateX(4px);
}

/* ────── Dark theme adjustments ────── */
:root[data-theme="dark"] .ab-gateways,
:root[data-theme="dark"] .ab-capabilities {
  border-top-color: rgba(255, 255, 255, 0.06);
}
:root[data-theme="dark"] .ab-gateway__link,
:root[data-theme="dark"] .ab-capability__link {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.10);
}
:root[data-theme="dark"] .ab-gateway__link:hover,
:root[data-theme="dark"] .ab-capability__link:hover {
  background: rgba(255, 255, 255, 0.06);
}
:root[data-theme="dark"] .ab-gateway__title,
:root[data-theme="dark"] .ab-capability__title,
:root[data-theme="dark"] .ab-gateways__title,
:root[data-theme="dark"] .ab-capabilities__title { color: #FFFFFF; }
:root[data-theme="dark"] .ab-gateway__text,
:root[data-theme="dark"] .ab-capability__text { color: rgba(255, 255, 255, 0.82); }
:root[data-theme="dark"] .ab-gateways__lede,
:root[data-theme="dark"] .ab-capabilities__lede { color: rgba(255, 255, 255, 0.62); }