.prototyping-main {
  padding-bottom: var(--space-16);
}

.prototyping-hero {
  padding: var(--space-16) 0 var(--space-12);
  background: radial-gradient(circle at 0 0, rgba(56,189,248,0.18), transparent 55%),
              linear-gradient(135deg, var(--color-surface-subtle), var(--color-surface));
}

.prototyping-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: var(--space-10);
  align-items: center;
}

.prototyping-hero-content {
  max-width: 640px;
}

.prototyping-hero-lead {
  font-size: var(--font-size-lg);
  color: var(--gray-200);
}

.prototyping-hero-actions {
  margin-top: var(--space-4);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.prototyping-hero-media {
  max-width: 520px;
  justify-self: end;
}

.prototyping-hero-figure {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid rgba(148,163,184,0.45);
  box-shadow: var(--shadow-md);
  background: radial-gradient(circle at 0 0, rgba(34,211,238,0.12), transparent 60%);
}

.prototyping-hero-figure img {
  width: 100%;
}

.prototyping-hero-figure figcaption {
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  background: rgba(15,23,42,0.96);
}

.prototyping-hero-metadata {
  margin-top: var(--space-6);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  font-size: var(--font-size-sm);
}

.prototyping-hero-metadata dt {
  color: var(--color-text-muted);
  margin-bottom: 0.15rem;
}

.prototyping-hero-metadata dd {
  color: var(--gray-200);
}

.prototyping-breadcrumb {
  border-top: 1px solid rgba(31,41,55,0.9);
  border-bottom: 1px solid rgba(31,41,55,0.9);
  background: linear-gradient(to right, rgba(15,23,42,0.9), rgba(15,23,42,0.7));
}

.prototyping-breadcrumb ol {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) 0;
  font-size: var(--font-size-sm);
}

.prototyping-breadcrumb li {
  color: var(--color-text-muted);
}

.prototyping-breadcrumb li+li::before {
  content: "/";
  margin: 0 var(--space-1);
  color: var(--gray-500);
}

.prototyping-stages {
  padding: var(--space-12) 0;
}

.prototyping-section-header {
  max-width: 720px;
  margin-bottom: var(--space-6);
}

.prototyping-stages-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
}

.prototyping-stage-card .card-body {
  font-size: var(--font-size-sm);
}

.prototyping-list {
  list-style: disc;
  padding-left: 1.25rem;
  color: var(--color-text-soft);
  font-size: var(--font-size-sm);
}

.prototyping-list li+li {
  margin-top: 0.25rem;
}

.prototyping-cad {
  padding: var(--space-12) 0;
  background: radial-gradient(circle at 100% 0, rgba(37,99,235,0.25), transparent 60%),
              linear-gradient(135deg, var(--color-surface-subtle), var(--color-surface));
}

.prototyping-cad-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: var(--space-8);
  align-items: center;
}

.prototyping-cad-text {
  max-width: 680px;
}

.prototyping-cad-media {
  max-width: 520px;
  justify-self: end;
}

.prototyping-cad-figure {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid rgba(148,163,184,0.45);
  box-shadow: var(--shadow-md);
}

.prototyping-cad-figure figcaption {
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  background: rgba(15,23,42,0.96);
}

.prototyping-inline-cta {
  margin-top: var(--space-4);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

.prototyping-inline-cta-text {
  margin: 0;
  font-size: var(--font-size-sm);
  color: var(--gray-300);
}

.prototyping-functional {
  padding: var(--space-12) 0;
}

.prototyping-functional-header {
  max-width: 720px;
  margin-bottom: var(--space-6);
}

.prototyping-functional-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
}

.prototyping-collaboration {
  padding: var(--space-12) 0;
  background: radial-gradient(circle at 0 0, rgba(8,47,73,0.7), transparent 55%),
              linear-gradient(135deg, var(--color-surface), var(--color-surface-subtle));
}

.prototyping-collaboration-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: var(--space-8);
  align-items: center;
}

.prototyping-collaboration-figure {
  border-radius: var(--radius-xl);
  overflow: hidden;
  border: 1px solid rgba(148,163,184,0.45);
  box-shadow: var(--shadow-md);
}

.prototyping-collaboration-figure figcaption {
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  background: rgba(15,23,42,0.96);
}

.prototyping-collaboration-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
}

.prototyping-collaboration-grid h3 {
  margin-bottom: var(--space-2);
}

.prototyping-documentation {
  padding: var(--space-12) 0;
}

.prototyping-documentation-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.prototyping-documentation-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
}

.prototyping-cta {
  padding: var(--space-12) 0 var(--space-16);
  background: radial-gradient(circle at 100% 0, rgba(56,189,248,0.22), transparent 60%),
              linear-gradient(145deg, var(--color-surface-subtle), var(--color-surface));
}

.prototyping-cta-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: var(--space-8);
  align-items: flex-start;
}

.prototyping-cta-highlights {
  margin-top: var(--space-3);
}

.prototyping-cta-actions {
  margin-top: var(--space-4);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.prototyping-cta-meta {
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(148,163,184,0.5);
  background: radial-gradient(circle at 0 0, rgba(15,23,42,0.9), rgba(2,6,23,1));
  box-shadow: var(--shadow-sm);
}

.prototyping-cta-meta h3 {
  margin-bottom: var(--space-2);
}

.prototyping-contact-list {
  display: grid;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
}

.prototyping-contact-list dt {
  font-weight: 500;
  color: var(--gray-200);
  margin-bottom: 0.1rem;
}

.prototyping-contact-list dd {
  color: var(--color-text-soft);
}

@media (max-width: 1024px) {
  .prototyping-hero-inner,
  .prototyping-cad-layout,
  .prototyping-collaboration-layout,
  .prototyping-cta-inner {
    grid-template-columns: minmax(0, 1fr);
  }

  .prototyping-hero-media,
  .prototyping-cad-media {
    justify-self: stretch;
    max-width: 100%;
  }

  .prototyping-cta-meta {
    order: -1;
  }
}

@media (max-width: 900px) {
  .prototyping-stages-grid,
  .prototyping-functional-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .prototyping-documentation-grid,
  .prototyping-collaboration-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .prototyping-hero-metadata {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 640px) {
  .prototyping-hero {
    padding: var(--space-12) 0 var(--space-8);
  }

  .prototyping-hero-actions,
  .prototyping-inline-cta,
  .prototyping-cta-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .prototyping-cta-meta {
    padding: var(--space-4);
  }
}