/* Products hub, product search, industry landing pages, and all product-detail pages. Loaded alongside core.css. */

.products-directory-section {
  background: var(--off-white);
}
.products-solution-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-md);
}
.products-solution-card {
  display: flex;
  align-items: stretch;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  color: inherit;
  transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
}
.products-solution-card:hover {
  transform: translateY(-3px);
  border-color: rgba(10, 46, 74, 0.18);
  box-shadow: 0 14px 38px rgba(0,0,0,0.1);
}
.products-solution-accent {
  width: 6px;
  flex: 0 0 6px;
}
.products-solution-body {
  flex: 1 1 auto;
  min-width: 0;
  padding: 26px 22px 24px 26px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-sm);
}
.products-solution-body h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  line-height: 1.25;
  color: var(--primary);
  margin-bottom: 8px;
}
.products-solution-body p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
}
.products-solution-areas {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.products-solution-areas span {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
  line-height: 1.25;
  padding: 7px 10px;
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
}
.products-solution-link {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--accent);
  transition: color var(--transition-fast), gap var(--transition-fast);
  gap: 5px;
}
.products-solution-card:hover .products-solution-link {
  color: var(--accent-hover);
  gap: 9px;
}
.industry-issues-section {
  padding-bottom: var(--space-lg);
}
.industry-products-section {
  padding-top: 0;
}
.search-filter-bar {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
}
.search-input-wrap {
  position: relative;
  margin-bottom: var(--space-md);
}
.search-input-wrap svg {
  position: absolute;
  left: 16px; top: 50%;
  transform: translateY(-50%);
  width: 18px; height: 18px;
  color: var(--text-secondary);
}
.search-input {
  width: 100%;
  height: 52px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 0 16px 0 48px;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--text-primary);
  background: var(--off-white);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.search-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(10,46,74,0.08);
  background: var(--white);
}
.search-input::placeholder { color: var(--text-secondary); }
.category-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.products-results-meta {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: var(--space-md);
}
.products-results-meta strong {
  color: var(--text-primary);
  font-weight: 500;
}
.products-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}
@media (max-width: 980px) {
  .products-card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 640px) {
  .products-card-grid {
    grid-template-columns: 1fr;
  }
}
.products-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: var(--space-xl);
}
/* =============================================
   PRODUCT DETAIL PAGES — FUEL SPECIALTIES
   ============================================= */
.prod-hero {
  background: var(--primary);
  padding: calc(var(--nav-height) + var(--space-xl)) 0 var(--space-xl);
  position: relative; overflow: hidden;
}
.prod-hero-pattern {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 48px 48px;
}
.prod-hero-glow {
  position: absolute; top: -60px; right: -60px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(232,119,34,0.14) 0%, transparent 65%);
  pointer-events: none;
}
.prod-hero-inner { position: relative; }
.prod-breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; color: rgba(255,255,255,0.45);
  margin-bottom: var(--space-sm);
  font-family: var(--font-display);
}
.prod-breadcrumb span { cursor: pointer; }
.prod-breadcrumb span:hover { color: rgba(255,255,255,0.8); }
.prod-breadcrumb-sep { opacity: 0.3; }
.prod-hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-3xl); font-weight: 700; color: var(--white);
  letter-spacing: -0.8px; margin-bottom: var(--space-sm); line-height: 1.1;
}
.prod-hero-lead {
  font-size: var(--text-md); color: var(--text-muted-dark);
  max-width: 620px; line-height: 1.7; margin-bottom: var(--space-lg);
}
.prod-hero-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.prod-hero-tag {
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-pill); padding: 5px 14px;
  font-size: 12px; color: rgba(255,255,255,0.65);
  font-family: var(--font-display); font-weight: 500;
}
.prod-spec-strip {
  background: var(--white); border-bottom: 1px solid var(--border); padding: var(--space-md) 0;
}
.prod-spec-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.prod-spec-item { padding: var(--space-sm) var(--space-md); border-right: 1px solid var(--border); }
.prod-spec-item:last-child { border-right: none; }
.prod-spec-label {
  font-size: 11px; font-weight: 600; letter-spacing: 0.7px;
  text-transform: uppercase; color: var(--text-secondary); margin-bottom: 5px;
  font-family: var(--font-display);
}
.prod-spec-value { font-family: var(--font-display); font-size: 14px; font-weight: 600; color: var(--primary); }
.prod-content-grid {
  display: grid; grid-template-columns: 1fr 320px; gap: var(--space-xl); align-items: start;
}
.prod-main-content {
  min-width: 0; /* grid items default to min-width:auto, which lets wide table content push the whole grid/page wider instead of scrolling internally */
}
.prod-main-content h2 {
  font-family: var(--font-display); font-size: var(--text-xl); font-weight: 700;
  color: var(--primary); margin-bottom: var(--space-sm); margin-top: var(--space-lg);
}
.prod-main-content h2:first-child { margin-top: 0; }
.prod-main-content p { font-size: var(--text-base); color: var(--text-secondary); line-height: 1.8; margin-bottom: var(--space-sm); }
.prod-main-content ul { list-style: none; display: flex; flex-direction: column; gap: 8px; margin-bottom: var(--space-sm); }
.prod-main-content ul li { display: flex; align-items: flex-start; gap: 10px; font-size: var(--text-sm); color: var(--text-secondary); line-height: 1.65; }
.prod-main-content ul li::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); flex-shrink: 0; margin-top: 6px; }
.app-table { width: 100%; border-collapse: collapse; margin-bottom: var(--space-md); font-size: var(--text-sm); }
.app-table th { background: var(--primary); color: var(--white); font-family: var(--font-display); font-size: 12px; font-weight: 600; letter-spacing: 0.5px; padding: 10px 14px; text-align: left; }
.app-table td { padding: 10px 14px; border-bottom: 1px solid var(--border); color: var(--text-secondary); vertical-align: top; }
.app-table tr:last-child td { border-bottom: none; }
.app-table tr:nth-child(even) td { background: var(--off-white); }
.app-table td:first-child { font-weight: 600; color: var(--text-primary); white-space: nowrap; }
.prod-sidebar { position: sticky; top: calc(var(--nav-height) + 24px); }
.info-box { border-left: 3px solid var(--accent); background: rgba(232,119,34,0.06); border-radius: 0 var(--radius-md) var(--radius-md) 0; padding: var(--space-sm) var(--space-md); margin-bottom: var(--space-md); }
.info-box p { font-size: var(--text-sm) !important; color: var(--text-primary) !important; margin-bottom: 0 !important; }
.mech-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-sm); margin-bottom: var(--space-md); }
.mech-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: var(--space-md); }
.mech-card h4 { font-family: var(--font-display); font-size: 13px; font-weight: 700; color: var(--primary); margin-bottom: 6px; }
.mech-card p { font-size: 12px !important; line-height: 1.6 !important; margin-bottom: 0 !important; }
.related-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.related-pill { cursor: pointer; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-pill); padding: 5px 14px; font-size: 13px; color: var(--text-secondary); transition: all 0.15s ease; }
.related-pill:hover { background: var(--primary); color: white; border-color: var(--primary); }
/* =============================================
   PRODUCT DETAIL PAGES — FUEL SPECIALTIES
   ============================================= */
.prod-hero {
  background: var(--primary);
  padding: calc(var(--nav-height) + var(--space-xl)) 0 var(--space-xl);
  position: relative; overflow: hidden;
}
.prod-hero-pattern {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px), linear-gradient(90deg,rgba(255,255,255,0.02) 1px,transparent 1px);
  background-size: 48px 48px;
}
.prod-hero-glow {
  position: absolute; top: -60px; right: -60px;
  width: 400px; height: 400px;
  background: radial-gradient(circle,rgba(232,119,34,0.14) 0%,transparent 65%);
  pointer-events: none;
}
.prod-hero-inner { position: relative; }
.prod-breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 12px; color: rgba(255,255,255,0.45);
  margin-bottom: var(--space-sm); font-family: var(--font-display);
}
.prod-breadcrumb span { cursor: pointer; }
.prod-breadcrumb span:hover { color: rgba(255,255,255,0.8); }
.prod-breadcrumb-sep { opacity: 0.3; }
.prod-hero h1 {
  font-family: var(--font-display); font-size: var(--text-3xl);
  font-weight: 700; color: var(--white); letter-spacing: -0.8px;
  margin-bottom: var(--space-sm); line-height: 1.1;
}
.prod-hero-lead {
  font-size: var(--text-md); color: var(--text-muted-dark);
  max-width: 620px; line-height: 1.7; margin-bottom: var(--space-lg);
}
.prod-hero-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.prod-hero-tag {
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-pill); padding: 5px 14px;
  font-size: 12px; color: rgba(255,255,255,0.65);
  font-family: var(--font-display); font-weight: 500;
}
.prod-spec-strip { background: var(--white); border-bottom: 1px solid var(--border); padding: var(--space-md) 0; }
.prod-spec-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 0; }
.prod-spec-item { padding: var(--space-sm) var(--space-md); border-right: 1px solid var(--border); }
.prod-spec-item:last-child { border-right: none; }
.prod-spec-label { font-size: 11px; font-weight: 600; letter-spacing: 0.7px; text-transform: uppercase; color: var(--text-secondary); margin-bottom: 5px; font-family: var(--font-display); }
.prod-spec-value { font-family: var(--font-display); font-size: 14px; font-weight: 600; color: var(--primary); }
.prod-content-grid { display: grid; grid-template-columns: 1fr 300px; gap: var(--space-xl); align-items: start; }
.prod-main-content h2 { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 700; color: var(--primary); margin-bottom: var(--space-sm); margin-top: var(--space-lg); }
.prod-main-content h2:first-child { margin-top: 0; }
.prod-main-content p { font-size: var(--text-base); color: var(--text-secondary); line-height: 1.8; margin-bottom: var(--space-sm); }
.prod-main-content ul { list-style: none; display: flex; flex-direction: column; gap: 8px; margin-bottom: var(--space-sm); }
.prod-main-content ul li { display: flex; align-items: flex-start; gap: 10px; font-size: var(--text-sm); color: var(--text-secondary); line-height: 1.65; }
.prod-main-content ul li::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); flex-shrink: 0; margin-top: 6px; }
.app-table { width: 100%; border-collapse: collapse; margin-bottom: var(--space-md); font-size: var(--text-sm); }
.app-table th { background: var(--primary); color: var(--white); font-family: var(--font-display); font-size: 12px; font-weight: 600; letter-spacing: 0.5px; padding: 10px 14px; text-align: left; }
.app-table td { padding: 10px 14px; border-bottom: 1px solid var(--border); color: var(--text-secondary); vertical-align: top; }
.app-table tr:last-child td { border-bottom: none; }
.app-table tr:nth-child(even) td { background: var(--off-white); }
.app-table td:first-child { font-weight: 600; color: var(--text-primary); }
.activated-carbon-app-table {
  table-layout: fixed;
}
.activated-carbon-app-table .app-col-application {
  width: 24%;
}
.activated-carbon-app-table .app-col-form {
  width: 26%;
}
.activated-carbon-app-table .app-col-notes {
  width: 50%;
}
.activated-carbon-app-table td:first-child,
.activated-carbon-app-table th:first-child {
  white-space: normal;
  overflow-wrap: anywhere;
}
.prod-sidebar { position: sticky; top: calc(var(--nav-height) + 24px); }
.info-box { border-left: 3px solid var(--accent); background: rgba(232,119,34,0.06); border-radius: 0 var(--radius-md) var(--radius-md) 0; padding: var(--space-sm) var(--space-md); margin-bottom: var(--space-md); }
.info-box p { font-size: var(--text-sm) !important; color: var(--text-primary) !important; margin-bottom: 0 !important; }
.info-box strong { color: var(--primary); }
.mech-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: var(--space-sm); margin-bottom: var(--space-md); }
.mech-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: var(--space-md); }
.mech-card h4 { font-family: var(--font-display); font-size: 13px; font-weight: 700; color: var(--primary); margin-bottom: 6px; }
.mech-card p { font-size: 12px !important; line-height: 1.6 !important; margin-bottom: 0 !important; }
.rel-link { cursor: pointer; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-pill); padding: 5px 14px; font-size: 13px; color: var(--text-secondary); display: inline-block; margin: 4px 4px 0 0; }
.rel-link:hover { background: var(--off-white); color: var(--primary); }
.prod-breadcrumb a:hover {
  color: rgba(255,255,255,0.8);
}
/* =============================================
   INDUSTRY LANDING PAGES — ISSUE CARDS
   ============================================= */
.issue-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}
.issue-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-md) var(--space-lg);
  border-left: 3px solid var(--accent);
  display: flex;
  flex-direction: column;
}
.issue-card-title {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
  line-height: 1.3;
}
.issue-card-desc {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-sm);
  flex: 1;
}
.issue-card-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.issue-link {
  display: inline-flex;
  align-items: center;
  padding: 5px 12px;
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  font-family: var(--font-display);
  transition: background 120ms ease, border-color 120ms ease, color 120ms ease;
}
.issue-link:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--white);
}
@media (max-width: 768px) {
  .issue-grid {
    grid-template-columns: 1fr;
  }
}
/* =============================================
   INDUSTRY LANDING PAGES — INDUSTRY PRODUCTS
   ============================================= */
.industry-product-groups {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-lg) var(--space-xl);
  margin-top: var(--space-md);
}
.industry-product-group-title {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--space-sm);
  padding-bottom: 10px;
  border-bottom: 2px solid var(--accent);
}
.industry-product-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.industry-product-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 6px;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  color: var(--text-secondary);
  transition: background 120ms ease, color 120ms ease;
}
.industry-product-link::before {
  content: '';
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--border);
  flex-shrink: 0;
  transition: background 120ms ease;
}
.industry-product-link:hover {
  background: var(--off-white);
  color: var(--primary);
}
.industry-product-link:hover::before {
  background: var(--accent);
}
@media (max-width: 768px) {
  .industry-product-groups {
    grid-template-columns: 1fr;
  }
  .industry-issues-section {
    padding-bottom: var(--space-md);
  }
}
@media (max-width: 760px) {
  .products-solution-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 640px) {
  .products-solution-body {
    padding: 22px 20px;
  }
  .products-solution-body h2 {
    font-size: var(--text-lg);
  }
}
@media (max-width: 980px) {
  .prod-spec-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .prod-spec-item:nth-child(2n) {
    border-right: 0;
  }
}
@media (max-width: 768px) {
  .prod-content-grid {
    grid-template-columns: 1fr;
  }
  .prod-sidebar {
    position: static;
  }
  .prod-main-content > .prod-cta-card {
    width: min(100%, 300px);
    margin: var(--space-md) 0 var(--space-lg);
  }
  .prod-main-content > .prod-cta-card + h2 {
    margin-top: 0;
  }
  .mech-grid {
    grid-template-columns: 1fr;
  }
  .app-table:not(.activated-carbon-app-table) {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    table-layout: auto !important;
    width: auto !important;
    max-width: 100%;
  }
  .app-table:not(.activated-carbon-app-table) col {
    width: auto !important;
  }
  .app-table:not(.activated-carbon-app-table) th,
  .app-table:not(.activated-carbon-app-table) td {
    white-space: nowrap !important;
  }
}
@media (max-width: 640px) {
  .prod-spec-grid {
    grid-template-columns: 1fr;
  }
  .prod-spec-item {
    border-right: 0;
    border-top: 1px solid var(--border);
    padding: var(--space-sm) 0;
  }
  .prod-spec-item:first-child {
    border-top: 0;
  }
}