/* ==========================================================================
   PT SBM — Homepage section layouts
   ========================================================================== */

/* ---- Hero ---- */
.sbm-hero {
  position: relative;
  min-height: min(88vh, 720px);
  display: flex;
  align-items: flex-end;
  color: var(--color-white);
  overflow: hidden;
}

.sbm-hero__media {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.sbm-hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.sbm-hero__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(11, 18, 32, 0.94) 10%, rgba(11, 18, 32, 0.75) 45%, rgba(11, 18, 32, 0.35) 100%);
}

.sbm-hero__content {
  position: relative;
  z-index: 1;
  padding-block: var(--space-12) var(--space-10);
  max-width: 760px;
}

.sbm-hero__content p.sbm-lead {
  font-size: var(--fs-lead);
  color: var(--color-gray-200);
  max-width: 60ch;
  margin-block: var(--space-4) var(--space-6);
}

.sbm-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* ---- Trust bar ---- */
.sbm-trust {
  border-top: 1px solid var(--color-border-dark);
  border-bottom: 1px solid var(--color-border-dark);
}

.sbm-trust__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.sbm-trust__item {
  text-align: center;
  padding: var(--space-8) var(--space-4);
  border-left: 1px solid var(--color-border-dark);
}
.sbm-trust__item:first-child { border-left: none; }

.sbm-trust__value {
  display: block;
  font-size: clamp(1.05rem, 0.95rem + 0.5vw, 1.375rem);
  font-weight: 800;
  color: var(--color-accent-500);
  margin-bottom: var(--space-2);
}

.sbm-trust__label {
  font-size: var(--fs-small);
  color: var(--color-text-on-dark-muted);
}

@media (max-width: 768px) {
  .sbm-trust__grid { grid-template-columns: repeat(2, 1fr); }
  .sbm-trust__item:nth-child(3) { border-left: none; }
  .sbm-trust__item { border-bottom: 1px solid var(--color-border-dark); }
}

/* ---- Quality ---- */
.sbm-quality__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-6);
}

.sbm-quality__item {
  text-align: left;
}

.sbm-quality__item h3 {
  font-size: 1.05rem;
  margin-block: var(--space-4) var(--space-2);
}

.sbm-quality__item p { font-size: var(--fs-small); }

.sbm-quality__note {
  margin-top: var(--space-8);
  padding: var(--space-4) var(--space-5);
  border-left: 3px solid var(--color-accent-500);
  background: var(--color-bg-alt);
  font-size: var(--fs-small);
  color: var(--color-text-muted);
  font-style: italic;
}

/* ---- Industries ---- */
.sbm-industries__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}

.sbm-industries__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  text-align: center;
  padding: var(--space-6) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--dur-fast), transform var(--dur-fast);
}
.sbm-industries__item:hover { border-color: var(--color-accent-500); transform: translateY(-2px); }

.sbm-industries__item svg { width: 32px; height: 32px; color: var(--color-navy-950); }
.sbm-industries__item span { font-size: var(--fs-small); font-weight: 600; }

@media (max-width: 768px) {
  .sbm-industries__grid { grid-template-columns: repeat(2, 1fr); }
}

/* ---- Projects rail ---- */
.sbm-projects__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.sbm-projects__nav { display: flex; gap: var(--space-2); flex: none; }

.sbm-rail-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--color-border-dark);
  background: transparent;
  color: var(--color-white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--dur-fast);
}
.sbm-rail-btn:hover { background: rgba(255, 255, 255, 0.08); }
.sbm-rail-btn svg { width: 18px; height: 18px; }

.sbm-rail {
  display: flex;
  gap: var(--space-5);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding-bottom: var(--space-4);
  scrollbar-width: none;
}
.sbm-rail::-webkit-scrollbar { display: none; }

.sbm-project-card { scroll-snap-align: start; flex: 0 0 min(320px, 82vw); }

/* ---- Workflow ---- */
.sbm-workflow__track {
  display: flex;
  justify-content: space-between;
  position: relative;
  gap: var(--space-4);
}

.sbm-workflow__track::before {
  content: '';
  position: absolute;
  top: 24px;
  left: 24px;
  right: 24px;
  height: 2px;
  background: var(--color-border);
  z-index: 0;
}

.sbm-workflow__step {
  position: relative;
  z-index: 1;
  flex: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.sbm-workflow__num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-navy-950);
  color: var(--color-accent-500);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.sbm-workflow__step h3 { font-size: 0.95rem; margin-bottom: var(--space-2); }
.sbm-workflow__step p { font-size: var(--fs-small); color: var(--color-text-muted); }

@media (max-width: 900px) {
  .sbm-workflow__track { flex-direction: column; align-items: flex-start; gap: var(--space-6); }
  .sbm-workflow__track::before { top: 0; bottom: 0; left: 24px; right: auto; width: 2px; height: auto; }
  .sbm-workflow__step { flex-direction: row; text-align: left; gap: var(--space-4); width: 100%; }
  .sbm-workflow__num { margin-bottom: 0; }
}

/* ---- Why choose ---- */
.sbm-why__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
}

@media (max-width: 900px) {
  .sbm-why__grid { grid-template-columns: 1fr; }
}

.sbm-why__media img { border-radius: var(--radius-lg); aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }

/* ---- CTA / RFQ ---- */
.sbm-cta-band__intro { max-width: 640px; margin-bottom: var(--space-8); }
.sbm-cta-band__intro p { color: var(--color-text-on-dark-muted); }