/* ============================================
   STEEL PIPES — Subpage Styles
   ============================================ */

/* --- Subpage Navbar (always scrolled look) --- */
.navbar--subpage {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 12px 0;
  box-shadow: 0 1px 20px rgba(0,0,0,0.06);
}

.navbar--subpage .logo-fe {
  color: var(--color-dark);
}

.navbar--subpage .logo-metal {
  color: var(--color-steel);
}

.navbar--subpage .nav-links a {
  color: var(--color-text);
}

.navbar--subpage .nav-links a:hover {
  color: var(--color-accent);
}

.navbar--subpage .nav-toggle span {
  background: var(--color-dark);
}

/* --- Page Hero --- */
.page-hero {
  position: relative;
  padding: 160px 0 80px;
  overflow: hidden;
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-hero-inner {
  position: relative;
  z-index: 2;
}

.page-hero-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 32px;
  font-size: 0.82rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.page-hero-breadcrumb a {
  color: rgba(255,255,255,0.5);
}

.page-hero-breadcrumb a:hover {
  color: rgba(255,255,255,0.85);
}

.page-hero-breadcrumb svg {
  color: rgba(255,255,255,0.3);
}

.page-hero-breadcrumb span {
  color: rgba(255,255,255,0.85);
}

.page-hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 20px;
}

.page-hero-subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.8;
  max-width: 680px;
  font-weight: 300;
}

/* --- Products Section --- */
.products {
  background: var(--color-white);
}

.product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.product-card {
  background: var(--color-bg);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.product-card-img {
  position: relative;
  width: 100%;
  height: 260px;
  overflow: hidden;
}

.product-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-card:hover .product-card-img img {
  transform: scale(1.05);
}

.product-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13, 27, 42, 0.3) 0%, transparent 50%);
  pointer-events: none;
}

.product-card-body {
  padding: 36px 40px 40px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-card-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  background: rgba(61, 90, 128, 0.08);
  padding: 5px 14px;
  border-radius: 4px;
  margin-bottom: 16px;
  align-self: flex-start;
}

.product-card-title {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.product-card-desc {
  font-size: 0.92rem;
  color: var(--color-text-light);
  line-height: 1.75;
  margin-bottom: 28px;
}

.product-card-specs {
  margin-bottom: 32px;
  flex: 1;
}

.product-card-specs h4 {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-dark);
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
}

.product-card-specs ul {
  list-style: none;
  padding: 0;
}

.product-card-specs li {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.88rem;
}

.product-card-specs li:last-child {
  border-bottom: none;
}

.spec-label {
  font-weight: 600;
  color: var(--color-dark);
  flex-shrink: 0;
  margin-right: 16px;
}

.spec-value {
  color: var(--color-text-light);
  text-align: right;
}

.product-btn {
  align-self: flex-start;
}

.cta-card {
  margin-top: 64px;
  background: var(--color-dark);
  border-radius: var(--radius);
  padding: 64px 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
}

.cta-content h2 {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}

.cta-content p {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.7;
  max-width: 520px;
}

.cta-card .btn-primary:hover {
  background: var(--color-white);
  color: var(--color-dark);
  box-shadow: 0 4px 24px rgba(255,255,255,0.15);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .product-grid {
    gap: 32px;
  }

  .cta-card {
    flex-direction: column;
    text-align: center;
    padding: 48px 40px;
  }

  .cta-content p {
    max-width: none;
  }
}

@media (max-width: 768px) {
  .page-hero {
    padding: 120px 0 56px;
  }

  .product-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .product-card-body {
    padding: 28px 28px 32px;
  }

  .product-card-img {
    height: 200px;
  }

  .cta-card {
    padding: 40px 28px;
    gap: 32px;
  }

  .cta-content h2 {
    font-size: 1.3rem;
  }

  /* Mobile nav overrides for subpage */
  .navbar--subpage .nav-toggle {
    display: flex;
  }
}

@media (max-width: 480px) {
  .page-hero {
    padding: 100px 0 40px;
  }

  .page-hero-breadcrumb {
    font-size: 0.72rem;
    gap: 6px;
    flex-wrap: wrap;
  }

  .product-card-body {
    padding: 24px 20px 28px;
  }

  .product-card-specs li {
    flex-direction: column;
    gap: 4px;
  }

  .spec-value {
    text-align: left;
  }

  .cta-card {
    padding: 32px 20px;
  }
}