/* ============================================
   3Cime — Páginas de Produto (shared)
   ============================================ */

/* Reutiliza variáveis e base do style.css */
@import url('../css/style.css');

/* ---- Hero do produto ---- */
.product-hero {
  background: linear-gradient(135deg, var(--blue-900) 0%, var(--blue-800) 60%, #001e50 100%);
  padding: calc(var(--nav-height) + 60px) 0 70px;
  position: relative;
  overflow: hidden;
}
.product-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px);
  background-size: 50px 50px;
}
.product-hero::after {
  content: '';
  position: absolute;
  top: -60%; right: -5%;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,212,255,0.1) 0%, transparent 70%);
  pointer-events: none;
}
.product-hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.product-hero-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.product-hero-breadcrumb a { color: var(--cyan-400); transition: var(--transition); }
.product-hero-breadcrumb a:hover { color: var(--white); }
.product-hero-breadcrumb i { font-size: 0.6rem; }
.product-hero-category {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,212,255,0.12);
  border: 1px solid rgba(0,212,255,0.25);
  color: var(--cyan-400);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 18px;
}
.product-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.product-hero h1 span {
  background: linear-gradient(135deg, var(--cyan-400), #7dd3fc);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.product-hero-desc {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.75;
  margin-bottom: 32px;
}
.product-hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.product-hero-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0,0,0,0.5);
  aspect-ratio: 4/3;
  background: rgba(255,255,255,0.04);
  display: flex;
  align-items: center;
  justify-content: center;
}
.product-hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.product-hero-image .img-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: rgba(255,255,255,0.3);
  font-size: 0.85rem;
  padding: 40px;
  text-align: center;
}
.product-hero-image .img-placeholder i {
  font-size: 4rem;
  color: rgba(0,212,255,0.3);
}

/* ---- Specs strip ---- */
.specs-strip {
  background: var(--white);
  border-bottom: 1px solid var(--gray-200);
  padding: 28px 0;
}
.specs-strip-inner {
  display: flex;
  align-items: stretch;
  gap: 0;
  flex-wrap: wrap;
}
.spec-item {
  flex: 1;
  min-width: 160px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 16px 24px;
  border-right: 1px solid var(--gray-200);
  text-align: center;
}
.spec-item:last-child { border-right: none; }
.spec-icon {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, rgba(0,212,255,0.1), rgba(0,102,204,0.1));
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; color: var(--blue-500);
  margin-bottom: 8px;
}
.spec-value {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.2;
}
.spec-label {
  font-size: 0.72rem;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
  margin-top: 2px;
}

/* ---- Seções de conteúdo ---- */
.product-section {
  padding: 80px 0;
}
.product-section.alt { background: var(--gray-50); }
.product-section.dark {
  background: linear-gradient(135deg, var(--blue-900), var(--blue-800));
  color: var(--white);
}

.product-section-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.product-section-grid.reverse { direction: rtl; }
.product-section-grid.reverse > * { direction: ltr; }

.product-content h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 16px;
  line-height: 1.25;
}
.dark .product-content h2 { color: var(--white); }
.product-content p {
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.8;
  margin-bottom: 16px;
}
.dark .product-content p { color: rgba(255,255,255,0.65); }

.benefit-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 24px;
}
.benefit-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.benefit-icon {
  width: 36px; height: 36px;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--cyan-500), var(--blue-500));
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem;
  color: var(--white);
}
.benefit-text h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 3px;
}
.dark .benefit-text h4 { color: var(--white); }
.benefit-text p {
  font-size: 0.82rem;
  color: var(--gray-500);
  line-height: 1.5;
  margin: 0;
}
.dark .benefit-text p { color: rgba(255,255,255,0.55); }

/* Image card */
.product-img-card {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  aspect-ratio: 4/3;
  background: var(--gray-100);
  position: relative;
}
.product-img-card img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.product-img-card .img-ph {
  width: 100%; height: 100%;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 14px;
  color: var(--gray-400);
  font-size: 0.85rem;
  background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
  text-align: center;
  padding: 30px;
}
.product-img-card .img-ph i { font-size: 3.5rem; color: var(--blue-300); }

/* Image caption overlay */
.product-img-card .img-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 10px 16px;
  background: linear-gradient(0deg, rgba(0,8,26,0.7) 0%, transparent 100%);
  font-size: 0.72rem;
  color: rgba(255,255,255,0.75);
  font-style: italic;
}

/* Hero product image */
.product-hero-img {
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: 0 24px 60px rgba(0,0,0,0.4);
  object-fit: cover;
  aspect-ratio: 4/3;
  display: block;
}

/* Applications grid */
.applications-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 40px;
}
.app-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  text-align: center;
  transition: var(--transition);
}
.app-card:hover {
  border-color: var(--blue-300);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.app-card i {
  font-size: 1.8rem;
  color: var(--blue-500);
  margin-bottom: 12px;
  display: block;
}
.app-card h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 6px;
}
.app-card p { font-size: 0.78rem; color: var(--gray-400); }

/* Related products */
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 40px;
}
.related-card {
  display: block;
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  text-align: center;
  transition: var(--transition);
  text-decoration: none;
  color: inherit;
}
.related-card:hover {
  border-color: var(--blue-400);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.related-card i {
  font-size: 2rem;
  color: var(--blue-500);
  margin-bottom: 12px;
  display: block;
}
.related-card h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 6px;
}
.related-card p { font-size: 0.8rem; color: var(--gray-400); }

/* CTA produto */
.product-cta {
  background: linear-gradient(135deg, var(--blue-800), var(--blue-600));
  border-radius: var(--radius-xl);
  padding: 56px 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  position: relative;
  overflow: hidden;
}
.product-cta::before {
  content: '';
  position: absolute;
  top: -50%; right: -5%;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,212,255,0.12) 0%, transparent 70%);
}
.product-cta-text { position: relative; z-index: 1; }
.product-cta-text h3 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}
.product-cta-text p { color: rgba(255,255,255,0.7); font-size: 0.95rem; }
.product-cta-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  position: relative; z-index: 1;
  flex-shrink: 0;
}
.product-cta-actions .btn-primary {
  background: var(--white);
  color: var(--blue-700);
  white-space: nowrap;
}
.product-cta-actions .btn-primary:hover { background: var(--gray-100); }
.product-cta-actions span {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.55);
}

/* ---- Compare Grid (AquaDrum & MultiBore pages) ---- */
.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-top: 40px;
}
.compare-card {
  background: var(--white);
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  transition: var(--transition);
}
.compare-card.featured-compare {
  border-color: var(--cyan-500);
  background: linear-gradient(135deg, rgba(0,212,255,0.04) 0%, rgba(14,165,233,0.06) 100%);
}
.compare-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--gray-200);
}
.compare-header i {
  font-size: 1.8rem;
  color: var(--blue-500);
}
.featured-compare .compare-header i { color: var(--cyan-500); }
.compare-header h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gray-800);
}
.compare-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.compare-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.45;
}
.compare-list li i { margin-top: 2px; flex-shrink: 0; }
.text-green { color: #22c55e; }
.text-cyan  { color: var(--cyan-500); }
.text-red   { color: #ef4444; }

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .product-hero-inner { grid-template-columns: 1fr; }
  .product-hero-image { display: none; }
  .product-section-grid { grid-template-columns: 1fr; }
  .product-section-grid.reverse { direction: ltr; }
  .applications-grid { grid-template-columns: repeat(2, 1fr); }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .product-cta { flex-direction: column; text-align: center; padding: 40px 28px; }
}
@media (max-width: 480px) {
  .specs-strip-inner { flex-direction: column; }
  .spec-item { border-right: none; border-bottom: 1px solid var(--gray-200); }
  .applications-grid, .related-grid, .compare-grid { grid-template-columns: 1fr; }
}