/* CONCRETOS GENESIS TRUE S+16 P173 — Concrete release-readiness authority */
body.s16-p173.p35-concrete {
  --p173-ink: var(--s16-text, #182a28);
  --p173-muted: var(--s16-text-muted, #6f7f7c);
  --p173-surface: var(--s16-surface, #ffffff);
  --p173-line: color-mix(in srgb, var(--s16-border, #d4ddda) 78%, transparent);
  --p173-teal: var(--s16-accent, #477d73);
  --p173-gold: var(--s16-gold, #c9a93f);
}

/* Close the technical narrative with a visible standards → evidence → review sequence. */
body.s16-p173.p35-concrete #standards-route,
body.s16-p173.p35-concrete #evidence-readiness,
body.s16-p173.p35-concrete #concrete-review {
  position: relative;
}
body.s16-p173.p35-concrete #standards-route::after,
body.s16-p173.p35-concrete #evidence-readiness::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: clamp(-2.5rem, -3vw, -1.5rem);
  width: 1px;
  height: clamp(3rem, 5vw, 5.5rem);
  background: linear-gradient(to bottom, var(--p173-gold), color-mix(in srgb, var(--p173-teal) 60%, transparent), transparent);
  opacity: .58;
  pointer-events: none;
}

/* Standards become a compact decision matrix instead of four unrelated cards. */
body.s16-p173.p35-concrete #standards-route .p35-standards {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--p173-line);
  border-radius: clamp(1.35rem, 2vw, 2rem);
  background: var(--p173-surface);
  box-shadow: 0 24px 60px rgba(24, 52, 47, .08);
}
body.s16-p173.p35-concrete #standards-route .p35-standard {
  min-height: 12rem;
  padding: clamp(1.35rem, 2vw, 2rem);
  border: 0;
  border-inline-end: 1px solid var(--p173-line);
  border-radius: 0;
  background: transparent;
}
body.s16-p173.p35-concrete #standards-route .p35-standard:last-child { border-inline-end: 0; }
body.s16-p173.p35-concrete #standards-route .p35-standard strong {
  display: block;
  margin-bottom: .8rem;
  color: var(--p173-ink);
  font-size: clamp(1rem, 1.35vw, 1.2rem);
}
body.s16-p173.p35-concrete #standards-route .p35-standard span {
  color: var(--p173-muted);
  line-height: 1.75;
}
body.s16-p173.p35-concrete #standards-route .p35-boundary {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
  margin-top: 1.15rem;
  border-radius: 1.2rem;
}
body.s16-p173.p35-concrete #standards-route .p35-boundary strong {
  color: color-mix(in srgb, var(--p173-gold) 78%, #5e4a08);
  white-space: nowrap;
}

/* Evidence gate: publication state, required proof and action share one hierarchy. */
body.s16-p173.p35-concrete #evidence-readiness {
  padding-block: clamp(5rem, 8vw, 8.5rem);
  background:
    radial-gradient(circle at 10% 10%, color-mix(in srgb, var(--p173-gold) 8%, transparent), transparent 28%),
    linear-gradient(180deg, color-mix(in srgb, var(--p173-teal) 3%, var(--s16-page, #f4f7f6)), var(--s16-page, #f4f7f6));
}
body.s16-p173.p35-concrete #evidence-readiness .p45-evidence-grid > article {
  min-height: 23rem;
  padding-bottom: 1.5rem;
}
body.s16-p173.p35-concrete #evidence-readiness .p45-evidence-grid > article h3 {
  margin-top: 1.15rem;
  color: var(--p173-ink);
  font-size: clamp(1.25rem, 1.7vw, 1.55rem);
}
body.s16-p173.p35-concrete #evidence-readiness .p45-evidence-grid > article p,
body.s16-p173.p35-concrete #evidence-readiness .p45-evidence-grid > article li {
  color: var(--p173-muted);
  line-height: 1.72;
}
body.s16-p173.p35-concrete #evidence-readiness .p45-evidence-grid > article ul {
  margin-top: auto;
  padding-top: 1.15rem;
  border-top: 1px solid var(--p173-line);
}
body.s16-p173.p35-concrete #evidence-readiness .p45-proof-rule {
  margin-top: clamp(1.25rem, 2vw, 2rem);
  padding: clamp(1.25rem, 2vw, 1.8rem);
  border-radius: 1.35rem;
  background: color-mix(in srgb, var(--p173-gold) 6%, var(--p173-surface));
}
body.s16-p173.p35-concrete #evidence-readiness .p45-proof-rule strong { color: var(--p173-ink); }
body.s16-p173.p35-concrete #evidence-readiness .p45-proof-rule p { color: var(--p173-muted); }
body.s16-p173.p35-concrete #evidence-readiness .p45-proof-rule a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: .8rem 1.1rem;
  border-radius: .9rem;
  background: var(--p173-teal);
  color: #fff;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 12px 28px color-mix(in srgb, var(--p173-teal) 22%, transparent);
}
body.s16-p173.p35-concrete #evidence-readiness .p45-proof-rule a:hover { transform: translateY(-2px); }
body.s16-p173.p35-concrete #evidence-readiness .p45-proof-rule a:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--p173-gold) 76%, white);
  outline-offset: 4px;
}

/* Final review is a governed handoff, not a generic footer CTA. */
body.s16-p173.p35-concrete #concrete-review {
  margin: clamp(1.5rem, 4vw, 4rem) auto clamp(3rem, 6vw, 6rem);
  padding: 0;
  background: transparent;
}
body.s16-p173.p35-concrete #concrete-review .p35-cta-grid {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 4.5vw, 4.5rem);
  border: 1px solid color-mix(in srgb, var(--p173-gold) 36%, transparent);
  border-radius: clamp(1.6rem, 2.5vw, 2.5rem);
  background:
    radial-gradient(circle at 84% 12%, rgba(201,169,63,.16), transparent 26%),
    linear-gradient(135deg, #18332e, #102520 62%, #0c1d1a);
  box-shadow: 0 36px 86px rgba(8, 28, 24, .24);
  color: #f7fbfa;
}
body.s16-p173.p35-concrete #concrete-review .p35-cta-grid::before {
  content: "RELEASE READINESS";
  position: absolute;
  top: 1.25rem;
  inset-inline-end: 1.5rem;
  color: var(--p173-gold);
  font-size: .68rem;
  font-weight: 900;
  letter-spacing: .14em;
}
html[dir="rtl"] body.s16-p173.p35-concrete #concrete-review .p35-cta-grid::before {
  content: "جاهزية الإفراج";
  letter-spacing: 0;
}
body.s16-p173.p35-concrete #concrete-review :is(h2,p) { color: inherit; }
body.s16-p173.p35-concrete #concrete-review h2 {
  max-width: 18ch;
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1.05;
}
body.s16-p173.p35-concrete #concrete-review p {
  max-width: 58ch;
  color: rgba(247,251,250,.72);
}
body.s16-p173.p35-concrete #concrete-review .p48-freeze-note {
  margin-top: 1.2rem;
  padding-top: 1.1rem;
  border-top: 1px solid rgba(247,251,250,.14);
  color: rgba(247,251,250,.56);
  font-size: .82rem;
}
body.s16-p173.p35-concrete #concrete-review .p35-actions {
  justify-content: flex-end;
  align-self: end;
}
body.s16-p173.p35-concrete #concrete-review .p35-btn {
  min-height: 3.35rem;
  border-color: rgba(247,251,250,.24);
  background: rgba(255,255,255,.06);
  color: #fff;
}
body.s16-p173.p35-concrete #concrete-review .p35-btn-primary {
  border-color: var(--p173-gold);
  background: var(--p173-gold);
  color: #17231f;
}
body.s16-p173.p35-concrete #concrete-review .p35-btn:hover { transform: translateY(-2px); }

/* Dark mode keeps the same hierarchy with controlled contrast. */
body.dark.s16-p173.p35-concrete #standards-route .p35-standards,
body.dark.s16-p173.p35-concrete #evidence-readiness .p45-evidence-grid > article {
  background: linear-gradient(145deg, #182c28, #11231f);
  border-color: rgba(207,223,218,.14);
  box-shadow: 0 24px 60px rgba(0,0,0,.28);
}
body.dark.s16-p173.p35-concrete #standards-route .p35-standard strong,
body.dark.s16-p173.p35-concrete #evidence-readiness .p45-evidence-grid > article h3 { color: #f7fbfa; }
body.dark.s16-p173.p35-concrete #standards-route .p35-standard span,
body.dark.s16-p173.p35-concrete #evidence-readiness .p45-evidence-grid > article p,
body.dark.s16-p173.p35-concrete #evidence-readiness .p45-evidence-grid > article li { color: rgba(247,251,250,.68); }
body.dark.s16-p173.p35-concrete #evidence-readiness {
  background: linear-gradient(180deg, #0f211d, #10241f);
}
body.dark.s16-p173.p35-concrete #evidence-readiness .p45-proof-rule {
  background: rgba(201,169,63,.08);
}
body.dark.s16-p173.p35-concrete #evidence-readiness .p45-proof-rule strong { color: #f7fbfa; }
body.dark.s16-p173.p35-concrete #evidence-readiness .p45-proof-rule p { color: rgba(247,251,250,.66); }

@media (max-width: 1080px) {
  body.s16-p173.p35-concrete #standards-route .p35-standard {
    min-height: auto;
    border-inline-end: 0;
    border-bottom: 1px solid var(--p173-line);
  }
  body.s16-p173.p35-concrete #standards-route .p35-standard:last-child { border-bottom: 0; }
  body.s16-p173.p35-concrete #concrete-review .p35-actions { justify-content: flex-start; }
}
@media (max-width: 720px) {
  body.s16-p173.p35-concrete #standards-route .p35-boundary { grid-template-columns: 1fr; }
  body.s16-p173.p35-concrete #standards-route .p35-boundary strong { white-space: normal; }
  body.s16-p173.p35-concrete #concrete-review .p35-cta-grid { padding-top: 4rem; }
  body.s16-p173.p35-concrete #concrete-review .p35-actions { width: 100%; }
  body.s16-p173.p35-concrete #concrete-review .p35-btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  body.s16-p173.p35-concrete #evidence-readiness .p45-proof-rule a,
  body.s16-p173.p35-concrete #concrete-review .p35-btn { transition: none !important; transform: none !important; }
}