/* Home page */

/* ---------- Hero ---------- */
.hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: min(88vh, 820px);
  display: flex;
  align-items: center;
  background: var(--ink-950);
  color: var(--color-text-inverse-muted);
}
.hero__bg { position: absolute; inset: 0; z-index: -2; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; object-position: 70% 50%; transform: scale(1.04); animation: hero-zoom 14s var(--ease) forwards; }
@keyframes hero-zoom { to { transform: scale(1); } }
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(15, 13, 14, 0.7) 0%, rgba(15, 13, 14, 0.3) 50%, rgba(15, 13, 14, 0.1) 100%);
}
.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--space-8);
  padding-block: clamp(4rem, 3rem + 6vw, 8rem) var(--space-7);
}
.hero__content {
  max-width: 780px;
  background: rgba(23, 20, 21, 0.65);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: var(--space-6) var(--space-7);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.4);
}
.hero h1 {
  margin-top: var(--space-5);
  font-size: clamp(3rem, 1.6rem + 5.6vw, 6rem);
  line-height: 0.95;
  color: var(--white);
}
.hero__accent {
  display: inline-block;
  font-style: italic;
  color: var(--red-500);
}
.hero__lead {
  margin-top: var(--space-5);
  max-width: 58ch;
  font-size: var(--fs-lg);
  line-height: 1.55;
}
.hero__actions { margin-top: var(--space-6); }

.hero__certs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr));
  gap: var(--space-4);
  max-width: 860px;
  list-style: none;
  padding: 0;
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border-dark);
}
.hero__certs li { display: flex; align-items: center; gap: var(--space-3); font-size: var(--fs-sm); }
.hero__certs svg { width: 28px; height: 28px; flex: none; color: var(--red-500); }
.hero__certs strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--white);
}

/* ---------- Stats ---------- */
.stats {
  position: relative;
  background: linear-gradient(135deg, var(--ink-950) 0%, var(--ink-900) 100%);
  color: var(--color-text-inverse-muted);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}
.stats__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  list-style: none;
  padding: 0;
}
.stats .stat {
  padding: var(--space-7) var(--space-5);
  border-left: 1px solid var(--color-border-dark);
}
.stats .stat:first-child { border-left: 0; padding-left: 0; }
.stats .stat__value { font-size: clamp(2.5rem, 1.8rem + 2.5vw, 3.75rem); }
.stats .stat__value em { font-size: 0.5em; margin-left: 0.1em; }
@media (max-width: 960px) {
  .stats .stat { border-left: 0; padding-left: 0; border-top: 1px solid var(--color-border-dark); }
  .stats .stat:first-child { border-top: 0; }
}

/* ---------- Intro ---------- */
.intro__media { position: relative; padding-bottom: 18%; }
.intro__img-main { aspect-ratio: 4 / 3; box-shadow: 0 20px 40px rgba(0,0,0,0.1); border-radius: var(--radius-lg); overflow: hidden; }
.intro__img-inset {
  position: absolute;
  right: -4%;
  bottom: -4%;
  width: 48%;
  aspect-ratio: 4 / 3;
  border: 8px solid var(--white);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 48px rgba(0,0,0,0.15);
  overflow: hidden;
}
@media (max-width: 899px) { .intro__img-inset { right: 0; } }

.checklist { display: grid; gap: var(--space-3); list-style: none; padding: 0; }
.checklist li { display: flex; gap: var(--space-3); align-items: flex-start; font-weight: 500; color: var(--ink-800); }
.checklist svg {
  width: 22px;
  height: 22px;
  flex: none;
  padding: 3px;
  margin-top: 0.15rem;
  border-radius: 50%;
  background: var(--color-accent);
  color: var(--white);
  stroke-width: 3;
}

/* ---------- Flagship project (Dangote) ---------- */
.case { position: relative; isolation: isolate; overflow: hidden; }
.case__bg { position: absolute; inset: 0; z-index: -2; opacity: 0.22; }
.case__bg img { width: 100%; height: 100%; object-fit: cover; }
.case::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, var(--ink-900) 30%, rgba(23, 20, 21, 0.7));
}
.case .lead { color: var(--color-text-inverse-muted); }
.case__facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
}
.case__facts > div { padding: var(--space-5); background: rgba(15, 13, 14, 0.85); backdrop-filter: blur(8px); }
.case__facts dt { font-size: var(--fs-xs); font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; }
.case__facts dd {
  margin-top: var(--space-1);
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--white);
}
.case__facts-wide { grid-column: 1 / -1; background: var(--color-accent) !important; }
.case__facts-wide dt { color: rgba(255, 255, 255, 0.85); }


/* ---------- Divisions grid ---------- */
.division-card__num {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  z-index: 1;
  padding: 0.2rem 0.6rem;
  background: var(--color-accent);
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: 0.08em;
  transform: skewX(var(--slant));
}
.division-card__num span { display: inline-block; transform: skewX(calc(var(--slant) * -1)); }
.division-card ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  padding: 0;
}
.division-card li {
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
  background: var(--ink-50);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: var(--ink-700);
}
.geo-note {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-top: var(--space-6);
  padding: var(--space-5) var(--space-6);
  border: 1px dashed var(--ink-300);
  border-radius: var(--radius-lg);
  background: var(--white);
}
.geo-note p { max-width: 70ch; color: var(--ink-700); }

/* ---------- Resources strip ---------- */
.resources-grid .card h3 { font-size: 1.35rem; }
.resources-grid .card__figure {
  display: block;
  margin-bottom: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--fs-2xl);
  font-weight: 700;
  line-height: 1;
  color: var(--color-accent);
}

/* ---------- QHSE band ---------- */
.qhse-band__img { aspect-ratio: 4 / 3; }
.qhse-band__pillars {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
  list-style: none;
  padding: 0;
}
.qhse-band__pillars li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--white);
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--ink-900);
}
.qhse-band__pillars svg { width: 24px; height: 24px; color: var(--color-accent); flex: none; }

.section-foot { margin-top: var(--space-6); text-align: center; }