:root {
  --catalog-navy: #082f55;
  --catalog-blue: #0a5c9f;
  --catalog-cyan: #0b8092;
  --catalog-ink: #102033;
  --catalog-muted: #5c6b7a;
  --catalog-secondary: #36516a;
  --catalog-label: #5f7082;
  --catalog-value: #1d344a;
  --catalog-subtle: #66798c;
  --catalog-line: #d9e3ed;
  --catalog-soft: #f4f8fb;
  --catalog-surface: #ffffff;
  --catalog-action-surface: #f8fafc;
  --catalog-control-bg: #ffffff;
  --catalog-row-alt: #f7fafc;
  --catalog-tag-bg: #eaf2f8;
  --catalog-tag-ink: #315a7b;
  --catalog-success: #08754f;
  --catalog-warning: #a45b08;
  --catalog-danger: #a62a37;
  --catalog-radius: 14px;
  --catalog-shadow: 0 12px 32px rgba(8, 47, 85, 0.09);
}

.antenna-catalog,
.antenna-datasheet,
.datasheet-validation-page {
  color: var(--catalog-ink);
  max-width: 1600px;
  margin: 0 auto;
}

.catalog-breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.48rem;
  margin-bottom: 1rem;
  color: var(--catalog-muted);
  font-size: 0.86rem;
}

.catalog-breadcrumb a {
  color: var(--catalog-blue);
  text-decoration: none;
}

.catalog-breadcrumb a:hover { text-decoration: underline; }

.catalog-heading,
.datasheet-product-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 1rem;
  padding: 1.7rem 1.8rem;
  border: 1px solid var(--catalog-line);
  border-radius: var(--catalog-radius);
  background:
    linear-gradient(120deg, rgba(10, 92, 159, 0.06), transparent 55%),
    var(--catalog-surface);
  box-shadow: var(--catalog-shadow);
}

.catalog-heading h1,
.datasheet-product-header h1 {
  margin: 0;
  color: var(--catalog-navy);
  font-size: clamp(1.75rem, 2.5vw, 2.65rem);
  letter-spacing: -0.025em;
}

.catalog-heading > div > p:last-child,
.datasheet-product-description {
  max-width: 820px;
  margin: 0.55rem 0 0;
  color: var(--catalog-muted);
  font-size: 1rem;
  line-height: 1.55;
}

.catalog-eyebrow {
  margin: 0 0 0.3rem;
  color: var(--catalog-cyan);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.catalog-heading-stat {
  min-width: 170px;
  padding-left: 1.3rem;
  border-left: 1px solid var(--catalog-line);
}

.catalog-heading-stat strong {
  display: block;
  color: var(--catalog-blue);
  font-size: 2.15rem;
  line-height: 1;
}

.catalog-heading-stat span {
  display: block;
  margin-top: 0.3rem;
  color: var(--catalog-muted);
  font-size: 0.82rem;
}

.catalog-segment-nav {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.6rem;
  margin-bottom: 1rem;
  padding: 0.6rem;
  border: 1px solid var(--catalog-line);
  border-radius: var(--catalog-radius);
  background: var(--catalog-surface);
  box-shadow: 0 6px 22px rgba(8, 47, 85, 0.06);
}

.catalog-segment-link {
  display: flex;
  min-width: 0;
  min-height: 58px;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.65rem 0.8rem;
  border: 1px solid transparent;
  border-radius: 9px;
  color: var(--catalog-value);
  text-decoration: none;
}

.catalog-segment-link:hover,
.catalog-segment-link:focus-visible {
  border-color: var(--catalog-line);
  background: var(--catalog-soft);
}

.catalog-segment-link.is-active {
  border-color: color-mix(in srgb, var(--catalog-blue) 42%, var(--catalog-line));
  background: color-mix(in srgb, var(--catalog-blue) 9%, var(--catalog-surface));
  box-shadow: inset 3px 0 var(--catalog-blue);
}

.catalog-segment-link span { min-width: 0; }
.catalog-segment-link strong,
.catalog-segment-link small { display: block; }
.catalog-segment-link strong { color: var(--catalog-navy); font-size: 0.9rem; }
.catalog-segment-link small {
  margin-top: 0.12rem;
  overflow: hidden;
  color: var(--catalog-muted);
  font-size: 0.7rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.catalog-segment-link b {
  display: grid;
  min-width: 2rem;
  height: 2rem;
  place-items: center;
  border-radius: 999px;
  background: var(--catalog-tag-bg);
  color: var(--catalog-tag-ink);
  font-size: 0.78rem;
}

.catalog-toolbar {
  display: grid;
  grid-template-columns: minmax(320px, 1fr) minmax(180px, 240px);
  gap: 0.9rem;
  margin-bottom: 1rem;
  padding: 1rem;
  border: 1px solid var(--catalog-line);
  border-radius: var(--catalog-radius);
  background: var(--catalog-surface);
  box-shadow: 0 6px 22px rgba(8, 47, 85, 0.06);
}

.catalog-toolbar label,
.pattern-toolbar label {
  display: grid;
  gap: 0.34rem;
  color: var(--catalog-value);
  font-size: 0.78rem;
  font-weight: 700;
}

.catalog-search-control {
  position: relative;
  display: block;
}

.catalog-search-control i {
  position: absolute;
  top: 50%;
  left: 0.85rem;
  z-index: 1;
  color: #72849a;
  transform: translateY(-50%);
}

.catalog-search-control input {
  width: 100%;
  min-height: 44px;
  padding-left: 2.55rem;
}

.catalog-sort-field select { width: 100%; min-height: 44px; }

.catalog-filters {
  grid-column: 1 / -1;
  border-top: 1px solid var(--catalog-line);
  padding-top: 0.75rem;
}

.catalog-filters summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  color: var(--catalog-navy);
  cursor: pointer;
  list-style: none;
  font-weight: 800;
}

.catalog-filters summary::-webkit-details-marker { display: none; }
.catalog-filters summary small { color: var(--catalog-muted); font-weight: 400; }
.catalog-filter-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(150px, 1fr));
  gap: 0.75rem;
  margin-top: 0.9rem;
}
.catalog-filter-grid select,
.catalog-filter-grid input { width: 100%; min-width: 0; }
.catalog-filter-actions { display: flex; justify-content: flex-end; gap: 0.65rem; margin-top: 0.9rem; }
.catalog-filter-actions .btn,
.catalog-filter-actions .btn-primary { text-decoration: none; }

.catalog-live-status { min-height: 1rem; margin: 0; color: var(--catalog-muted); font-size: 0.82rem; }
.catalog-live-status.is-busy::before {
  content: "";
  display: inline-block;
  width: 0.75rem;
  height: 0.75rem;
  margin-right: 0.45rem;
  border: 2px solid #b9cada;
  border-top-color: var(--catalog-blue);
  border-radius: 999px;
  animation: catalog-spin 0.7s linear infinite;
}
@keyframes catalog-spin { to { transform: rotate(360deg); } }

.catalog-results-heading,
.datasheet-section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin: 1rem 0 0.8rem;
}
.catalog-results-heading h2,
.datasheet-section-heading h2 { margin: 0; color: var(--catalog-navy); font-size: 1.35rem; }
.catalog-results-heading span,
.datasheet-section-heading > p { margin: 0; color: var(--catalog-muted); font-size: 0.84rem; }

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(245px, 1fr));
  gap: 0.75rem;
}

.catalog-type-heading {
  display: flex;
  grid-column: 1 / -1;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 0.45rem;
  padding: 0.55rem 0.2rem 0.45rem;
  border-bottom: 2px solid var(--catalog-line);
}
.catalog-type-heading:first-child { margin-top: 0; }
.catalog-type-heading span { color: var(--catalog-cyan); font-size: 0.64rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.catalog-type-heading h3 { margin: 0.08rem 0 0; color: var(--catalog-navy); font-size: 1rem; }
.catalog-type-heading p { margin: 0.12rem 0 0; color: var(--catalog-muted); font-size: 0.72rem; }
.catalog-type-heading small { color: var(--catalog-muted); font-size: 0.7rem; text-align: right; }

.antenna-product-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--catalog-line);
  border-radius: var(--catalog-radius);
  background: var(--catalog-surface);
  box-shadow: 0 5px 18px rgba(8, 47, 85, 0.06);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.antenna-product-card:hover {
  border-color: #adc4d9;
  box-shadow: 0 14px 32px rgba(8, 47, 85, 0.13);
  transform: translateY(-2px);
}

.antenna-card-media {
  position: relative;
  aspect-ratio: 16 / 8.5;
  overflow: hidden;
  border-bottom: 1px solid var(--catalog-line);
  background: linear-gradient(145deg, #eef4f8, #f9fbfd);
}
.antenna-card-media > a { display: block; width: 100%; height: 100%; }
.antenna-card-media img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 0.5rem;
  opacity: 0;
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.antenna-card-media img.is-loaded { opacity: 1; }
.antenna-product-card:hover .antenna-card-media img { transform: scale(1.025); }
.antenna-image-skeleton {
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, #eef3f7 20%, #f8fbfd 40%, #eef3f7 60%);
  background-size: 220% 100%;
  animation: antenna-skeleton 1.3s linear infinite;
}
@keyframes antenna-skeleton { to { background-position-x: -220%; } }
.antenna-image-fallback { position: absolute; inset: 0; z-index: 2; display: grid; place-content: center; gap: 0.5rem; color: #7890a7; text-align: center; }
.antenna-image-fallback[hidden] { display: none; }
.antenna-image-fallback i { font-size: 2rem; }
.antenna-card-family {
  position: absolute;
  bottom: 0.7rem;
  left: 0.75rem;
  z-index: 3;
  padding: 0.3rem 0.55rem;
  border: 1px solid rgba(255,255,255,0.7);
  border-radius: 999px;
  background: rgba(8, 47, 85, 0.9);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  backdrop-filter: blur(5px);
}
.antenna-card-media .antenna-visibility-toggle { position: absolute; top: 0.65rem; right: 0.65rem; z-index: 4; }
.antenna-card-media .antenna-visibility-toggle label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.52rem;
  border: 1px solid rgba(8,47,85,0.16);
  border-radius: 999px;
  background: rgba(255,255,255,0.94);
  color: var(--catalog-navy);
  font-size: 0.72rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 3px 10px rgba(8,47,85,0.12);
}
.antenna-card-media .antenna-visibility-toggle input { width: 0.95rem; height: 0.95rem; margin: 0; accent-color: var(--catalog-success); }
.antenna-card-status {
  position: absolute;
  top: 0.65rem;
  right: 0.65rem;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.32rem 0.5rem;
  border: 1px solid rgba(24, 135, 84, 0.25);
  border-radius: 999px;
  background: rgba(246, 255, 250, 0.94);
  color: #176a47;
  font-size: 0.68rem;
  font-weight: 800;
  backdrop-filter: blur(5px);
}

.antenna-card-body { display: flex; flex: 1; flex-direction: column; padding: 0.72rem; }
.antenna-card-maker { margin: 0; color: var(--catalog-muted); font-size: 0.74rem; }
.antenna-card-body h3 { margin: 0.25rem 0 0; color: var(--catalog-navy); font-size: 1.02rem; }
.antenna-card-body h3 a { color: inherit; text-decoration: none; }
.antenna-card-name { margin: 0.15rem 0 0; color: var(--catalog-secondary); font-size: 0.86rem; font-weight: 600; }
.antenna-card-description {
  display: -webkit-box;
  min-height: 2.65em;
  margin: 0.4rem 0 0.55rem;
  overflow: hidden;
  color: var(--catalog-muted);
  font-size: 0.82rem;
  line-height: 1.48;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.antenna-card-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  margin: 0;
  border: 1px solid var(--catalog-line);
  border-radius: 9px;
  background: var(--catalog-soft);
}
.antenna-card-specs > div { min-width: 0; padding: 0.36rem 0.42rem; border-bottom: 1px solid var(--catalog-line); }
.antenna-card-specs > div:nth-child(odd) { border-right: 1px solid var(--catalog-line); }
.antenna-card-specs > div:nth-last-child(-n+2) { border-bottom: 0; }
.antenna-card-specs > div:nth-child(5),
.antenna-card-specs > div:nth-child(6) { border-bottom: 0; }
.antenna-card-specs dt { color: var(--catalog-label); font-size: 0.65rem; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase; }
.antenna-card-specs dd { margin: 0.14rem 0 0; overflow-wrap: anywhere; color: var(--catalog-value); font-size: 0.78rem; font-weight: 700; }
.antenna-card-specs dd small { display: block; color: var(--catalog-subtle); font-size: 0.6rem; font-weight: 400; }
.antenna-card-spec--secondary { display: none; }
.antenna-card-tags { display: flex; flex-wrap: wrap; gap: 0.3rem; margin-top: 0.52rem; }
.antenna-card-tags span { padding: 0.25rem 0.45rem; border-radius: 999px; background: var(--catalog-tag-bg); color: var(--catalog-tag-ink); font-size: 0.66rem; font-weight: 700; }

.antenna-card-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.45rem;
  padding: 0.6rem 0.72rem 0.72rem;
  border-top: 1px solid var(--catalog-line);
  background: var(--catalog-action-surface);
}
.antenna-card-actions .btn,
.antenna-card-actions .btn-primary { min-height: 36px; padding: 0.45rem 0.65rem; text-decoration: none; font-size: 0.78rem; }
.antenna-card-actions .btn-icon { min-width: 36px; padding-inline: 0.52rem; }
.btn-primary[aria-busy="true"] { opacity: 0.72; cursor: wait; pointer-events: none; }
.btn-primary[aria-busy="true"]::before { content: ""; display: inline-block; width: 0.75rem; height: 0.75rem; margin-right: 0.45rem; border: 2px solid rgba(255,255,255,0.45); border-top-color: currentColor; border-radius: 50%; animation: catalog-spin 0.7s linear infinite; }
.catalog-pagination { display: flex; align-items: center; justify-content: center; gap: 1rem; margin-top: 1.2rem; }
.catalog-pagination .btn { text-decoration: none; }
.catalog-pagination .is-disabled { opacity: 0.45; cursor: not-allowed; }
.catalog-page-counter { color: var(--catalog-muted); }
.catalog-page-counter strong { color: var(--catalog-blue); }
.catalog-empty,
.datasheet-empty-section {
  display: grid;
  justify-items: center;
  gap: 0.45rem;
  padding: 3rem 1rem;
  border: 1px dashed #b8cada;
  border-radius: var(--catalog-radius);
  background: var(--catalog-soft);
  color: var(--catalog-muted);
  text-align: center;
}
.catalog-empty i,
.datasheet-empty-section i { color: #7493ad; font-size: 2.2rem; }
.catalog-empty h3 { margin: 0.3rem 0 0; color: var(--catalog-navy); }
.catalog-empty p { margin: 0 0 0.8rem; }
.catalog-empty a { text-decoration: none; }

/* Página de datasheet HTML */
.datasheet-product-header { align-items: center; }
.datasheet-product-name { margin: 0.25rem 0 0; color: var(--catalog-secondary); font-size: 1.05rem; font-weight: 700; }
.datasheet-primary-actions { display: flex; max-width: 520px; justify-content: flex-end; flex-wrap: wrap; gap: 0.5rem; }
.datasheet-primary-actions .btn,
.datasheet-primary-actions .btn-primary { text-decoration: none; }
.datasheet-action-status { flex-basis: 100%; min-height: 1.1rem; margin: 0; color: var(--catalog-muted); text-align: right; font-size: 0.76rem; }

.datasheet-overview { display: grid; grid-template-columns: minmax(360px, 1.15fr) minmax(340px, 0.85fr); gap: 1rem; }
.datasheet-gallery,
.datasheet-key-metrics,
.datasheet-section {
  border: 1px solid var(--catalog-line);
  border-radius: var(--catalog-radius);
  background: var(--catalog-surface);
  box-shadow: 0 6px 22px rgba(8, 47, 85, 0.06);
}
.datasheet-gallery { padding: 0.8rem; }
.datasheet-gallery-main {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border: 0;
  border-radius: 10px;
  background: var(--catalog-soft);
  cursor: zoom-in;
}
.datasheet-gallery-main img { width: 100%; height: 100%; object-fit: contain; }
.datasheet-gallery-main > span { position: absolute; right: 0.6rem; bottom: 0.6rem; padding: 0.35rem 0.55rem; border-radius: 7px; background: rgba(8,47,85,0.86); color: #fff; font-size: 0.72rem; }
.datasheet-gallery-thumbs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0.55rem; margin-top: 0.6rem; }
.datasheet-gallery-thumbs button { display: grid; grid-template-columns: 46px 1fr; align-items: center; gap: 0.4rem; min-width: 0; padding: 0.3rem; border: 1px solid var(--catalog-line); border-radius: 8px; background: #fff; color: #40556b; cursor: pointer; text-align: left; }
.datasheet-gallery-thumbs button[aria-current="true"] { border-color: var(--catalog-blue); box-shadow: 0 0 0 1px var(--catalog-blue); }
.datasheet-gallery-thumbs img { width: 46px; height: 38px; object-fit: contain; border-radius: 5px; background: var(--catalog-soft); }
.datasheet-gallery-thumbs span { min-width: 0; overflow: hidden; font-size: 0.7rem; font-weight: 700; text-overflow: ellipsis; white-space: nowrap; }
.datasheet-gallery-empty { display: grid; min-height: 330px; place-content: center; gap: 0.5rem; color: #7890a7; text-align: center; }
.datasheet-gallery-empty i { font-size: 2.5rem; }
.datasheet-key-metrics { display: grid; grid-template-columns: 1fr 1fr; overflow: hidden; }
.datasheet-key-metrics article { display: flex; min-width: 0; flex-direction: column; justify-content: center; padding: 1rem; border-right: 1px solid var(--catalog-line); border-bottom: 1px solid var(--catalog-line); }
.datasheet-key-metrics article:nth-child(even) { border-right: 0; }
.datasheet-key-metrics article:nth-last-child(-n+2) { border-bottom: 0; }
.datasheet-key-metrics span { color: var(--catalog-muted); font-size: 0.7rem; font-weight: 700; text-transform: uppercase; }
.datasheet-key-metrics strong { margin-top: 0.28rem; overflow-wrap: anywhere; color: var(--catalog-navy); font-size: 1.05rem; }
.datasheet-key-metrics small { margin-top: 0.18rem; color: var(--catalog-subtle); font-size: 0.65rem; }
.datasheet-section { margin-top: 1rem; padding: 1rem; }
.datasheet-section-heading { align-items: center; margin: 0 0 0.9rem; padding-bottom: 0.75rem; border-bottom: 1px solid var(--catalog-line); }

.pattern-toolbar { display: flex; align-items: end; flex-wrap: wrap; gap: 0.7rem; padding: 0.7rem; border: 1px solid var(--catalog-line); border-radius: 9px; background: var(--catalog-soft); }
.pattern-toolbar label { min-width: min(280px, 100%); }
.pattern-toolbar fieldset { display: flex; gap: 0.3rem; margin: 0; padding: 0; border: 0; }
.pattern-toolbar legend { margin-bottom: 0.25rem; color: var(--catalog-label); font-size: 0.68rem; font-weight: 700; }
.pattern-toolbar button { min-height: 36px; padding: 0.4rem 0.7rem; border: 1px solid #b8cada; border-radius: 7px; background: #fff; color: #31536f; cursor: pointer; }
.pattern-toolbar button.is-active { border-color: var(--catalog-blue); background: var(--catalog-blue); color: #fff; }
.pattern-stage { display: grid; grid-template-columns: minmax(0, 1fr) 230px; gap: 1rem; align-items: stretch; margin-top: 0.8rem; }
.pattern-stage canvas { width: 100%; height: 430px; border: 1px solid var(--catalog-line); border-radius: 10px; background: #fff; }
.pattern-live-metrics { display: grid; align-content: start; gap: 0.5rem; }
.pattern-live-metrics div { padding: 0.65rem; border: 1px solid var(--catalog-line); border-radius: 8px; background: var(--catalog-soft); }
.pattern-live-metrics span { display: block; color: var(--catalog-muted); font-size: 0.65rem; text-transform: uppercase; }
.pattern-live-metrics strong { display: block; margin-top: 0.18rem; color: var(--catalog-navy); font-size: 0.94rem; }
.pattern-description { margin: 0.65rem 0 0; color: var(--catalog-muted); font-size: 0.82rem; }

.datasheet-table-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.9rem; }
.datasheet-table-grid > article { min-width: 0; overflow: hidden; border: 1px solid var(--catalog-line); border-radius: 10px; }
.datasheet-table-grid h3 { margin: 0; padding: 0.72rem 0.8rem; border-bottom: 1px solid var(--catalog-line); background: var(--catalog-soft); color: var(--catalog-navy); font-size: 0.9rem; }
.datasheet-table-wrap { overflow-x: auto; }
.datasheet-table { width: 100%; border-collapse: collapse; font-size: 0.8rem; }
.datasheet-table tr:nth-child(even) { background: #f8fafc; }
.datasheet-table th,
.datasheet-table td { padding: 0.58rem 0.7rem; border-bottom: 1px solid var(--catalog-line); text-align: left; vertical-align: top; }
.datasheet-table tr:last-child th,
.datasheet-table tr:last-child td { border-bottom: 0; }
.datasheet-table th { width: 46%; color: var(--catalog-label); font-weight: 700; }
.datasheet-table td { color: var(--catalog-value); overflow-wrap: anywhere; }
.datasheet-not-provided { margin: 0; padding: 1rem; color: var(--catalog-muted); font-size: 0.8rem; }

.datasheet-download-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.8rem; }
.datasheet-download-grid > article { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 0.8rem; min-width: 0; padding: 0.9rem; border: 1px solid var(--catalog-line); border-radius: 10px; background: var(--catalog-soft); }
.datasheet-download-grid > article > i { color: var(--catalog-blue); font-size: 1.65rem; }
.datasheet-download-grid h3 { margin: 0; color: var(--catalog-navy); font-size: 0.9rem; }
.datasheet-download-grid p { margin: 0.2rem 0 0; color: var(--catalog-muted); font-size: 0.76rem; }
.datasheet-download-grid a { font-size: 0.76rem; text-decoration: none; }
.datasheet-qr { width: 84px; height: 84px; border: 5px solid #fff; border-radius: 6px; background: #fff; }
.datasheet-institutional-footer { display: flex; justify-content: space-between; gap: 1rem; margin-top: 1rem; padding: 1rem 1.2rem; border-radius: 10px; background: var(--catalog-navy); color: #dceaf6; }
.datasheet-institutional-footer div { display: grid; gap: 0.2rem; }
.datasheet-institutional-footer span { font-size: 0.72rem; }

.gallery-lightbox { width: min(1100px, calc(100vw - 2rem)); max-width: none; height: min(780px, calc(100vh - 2rem)); padding: 0; overflow: hidden; border: 0; border-radius: 14px; background: #08131e; }
.gallery-lightbox::backdrop { background: rgba(2, 10, 18, 0.86); backdrop-filter: blur(3px); }
.gallery-lightbox-close { position: absolute; top: 0.7rem; right: 0.7rem; z-index: 4; width: 2.4rem; height: 2.4rem; border: 0; border-radius: 999px; background: rgba(255,255,255,0.9); color: #102033; font-size: 1.4rem; cursor: pointer; }
.gallery-lightbox-stage { display: grid; width: 100%; height: calc(100% - 58px); place-items: center; overflow: hidden; cursor: grab; touch-action: none; }
.gallery-lightbox-stage:active { cursor: grabbing; }
.gallery-lightbox-stage img { max-width: 90%; max-height: 90%; object-fit: contain; transform-origin: center; user-select: none; pointer-events: none; }
.gallery-lightbox-controls { display: flex; height: 58px; align-items: center; justify-content: center; gap: 0.5rem; background: #102233; }
.gallery-lightbox-controls button { min-width: 44px; min-height: 36px; border: 1px solid #52677b; border-radius: 7px; background: #1b344a; color: #fff; cursor: pointer; }

/* Composição editorial e variações técnicas */
.datasheet-tool-details { overflow: hidden; border: 1px solid var(--catalog-line); border-radius: 10px; background: var(--catalog-soft); }
.datasheet-tool-details > summary { padding: 0.85rem 1rem; color: var(--catalog-navy); cursor: pointer; font-weight: 800; }
.datasheet-tool-details[open] > summary { border-bottom: 1px solid var(--catalog-line); }
.datasheet-tool-details #antenna-datasheet-root { padding: 1rem; }
.datasheet-tool-details .pdf-exporter-layout { align-items: start; }

.variation-form-grid { display: grid; grid-template-columns: repeat(3, minmax(170px, 1fr)); gap: 0.75rem; }
.variation-form-grid label { display: grid; gap: 0.32rem; color: var(--catalog-label); font-size: 0.76rem; font-weight: 800; }
.variation-form-grid input,
.variation-form-grid select { width: 100%; min-width: 0; min-height: 42px; border: 1px solid var(--catalog-line); border-radius: 7px; background: var(--catalog-control-bg); color: var(--catalog-value); padding: 0.5rem 0.6rem; }
.variation-options { display: flex; align-items: center; flex-wrap: wrap; gap: 0.65rem 1.2rem; margin-top: 0.9rem; color: var(--catalog-muted); font-size: 0.82rem; }
.variation-options label { color: var(--catalog-value); font-weight: 700; }
.variation-actions { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 0.9rem; }
.variation-actions .btn,
.variation-actions .btn-primary { min-height: 42px; text-decoration: none; }
.variation-progress { display: grid; grid-template-columns: minmax(180px, 1fr) auto; align-items: center; gap: 0.7rem; margin-top: 0.9rem; }
.variation-progress progress { width: 100%; height: 0.85rem; accent-color: var(--catalog-cyan); }
.variation-progress span { color: var(--catalog-muted); font-size: 0.8rem; }
.variation-preview { margin-top: 0.9rem; padding: 0.8rem; border: 1px solid var(--catalog-line); border-radius: 9px; background: var(--catalog-soft); }
.variation-table-wrap { max-height: 330px; margin-top: 0.55rem; overflow: auto; }
.variation-table-wrap table { width: 100%; border-collapse: collapse; color: var(--catalog-value); font-size: 0.76rem; }
.variation-table-wrap th,
.variation-table-wrap td { padding: 0.45rem 0.55rem; border-bottom: 1px solid var(--catalog-line); text-align: left; white-space: nowrap; }
.variation-table-wrap th { color: var(--catalog-label); text-transform: uppercase; }
.variation-status { min-height: 1.2rem; margin: 0.7rem 0 0; color: var(--catalog-muted); font-size: 0.82rem; }
.variation-status.is-error { color: var(--catalog-danger); font-weight: 700; }
.variation-new-project { display: inline-block; margin-top: 0.35rem; color: var(--catalog-blue); font-weight: 700; }

/* Validação institucional */
.datasheet-validation-page { display: grid; min-height: min(680px, calc(100vh - 240px)); place-items: center; padding: 1rem; }
.datasheet-validation-card { width: min(720px, 100%); padding: 2rem; border: 1px solid var(--catalog-line); border-top: 5px solid var(--catalog-blue); border-radius: var(--catalog-radius); background: var(--catalog-surface); box-shadow: var(--catalog-shadow); text-align: center; }
.datasheet-validation-card.status-valid { border-top-color: var(--catalog-success); }
.datasheet-validation-card.status-revoked { border-top-color: var(--catalog-warning); }
.datasheet-validation-card.status-invalid { border-top-color: var(--catalog-danger); }
.datasheet-validation-card > img { width: 150px; max-height: 54px; object-fit: contain; margin-bottom: 1rem; }
.validation-icon { display: block; color: var(--catalog-success); font-size: 3rem; }
.status-revoked .validation-icon { color: var(--catalog-warning); }
.status-invalid .validation-icon { color: var(--catalog-danger); }
.datasheet-validation-card h1 { margin: 0; color: var(--catalog-navy); }
.datasheet-validation-card > p:not(.catalog-eyebrow) { color: var(--catalog-muted); }
.validation-details { display: grid; grid-template-columns: 1fr 1fr; margin: 1.2rem 0; overflow: hidden; border: 1px solid var(--catalog-line); border-radius: 10px; text-align: left; }
.validation-details > div { min-width: 0; padding: 0.7rem; border-right: 1px solid var(--catalog-line); border-bottom: 1px solid var(--catalog-line); }
.validation-details > div:nth-child(even) { border-right: 0; }
.validation-details > div:nth-last-child(-n+2) { border-bottom: 0; }
.validation-details dt { color: var(--catalog-muted); font-size: 0.68rem; font-weight: 700; text-transform: uppercase; }
.validation-details dd { margin: 0.2rem 0 0; overflow-wrap: anywhere; color: var(--catalog-ink); font-size: 0.8rem; }
.validation-details code { font-size: 0.68rem; }
.datasheet-validation-card > a { display: inline-block; text-decoration: none; }

/* Tablet: duas colunas e filtros em três faixas. */
@media (min-width: 701px) and (max-width: 1100px) {
  .catalog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .catalog-filter-grid { grid-template-columns: repeat(3, minmax(130px, 1fr)); }
  .antenna-card-actions .btn,
  .antenna-card-actions .btn-primary,
  .datasheet-primary-actions .btn,
  .datasheet-primary-actions .btn-primary { min-height: 44px; }
  .antenna-card-actions .btn-icon { min-width: 44px; }
  .datasheet-product-header { align-items: flex-start; }
  .datasheet-primary-actions { max-width: 330px; }
  .datasheet-overview { grid-template-columns: 1fr; }
  .pattern-stage { grid-template-columns: minmax(0, 1fr) 190px; }
  .datasheet-download-grid { grid-template-columns: 1fr; }
  .variation-form-grid { grid-template-columns: repeat(2, minmax(150px, 1fr)); }
}

/* Mobile: fluxo linear, ações em largura útil e tabelas roláveis. */
@media (max-width: 700px) {
  .antenna-catalog,
  .antenna-datasheet { margin-inline: -0.4rem; }
  .catalog-heading,
  .datasheet-product-header { display: grid; gap: 1rem; padding: 1rem; }
  .catalog-heading-stat { min-width: 0; padding: 0.8rem 0 0; border-top: 1px solid var(--catalog-line); border-left: 0; }
  .catalog-segment-nav { grid-template-columns: 1fr 1fr; padding: 0.5rem; }
  .catalog-toolbar { grid-template-columns: 1fr; padding: 0.75rem; }
  .catalog-filters { grid-column: 1; }
  .catalog-filters summary { align-items: flex-start; }
  .catalog-filters summary small { display: none; }
  .catalog-filter-grid { grid-template-columns: 1fr 1fr; gap: 0.6rem; }
  .catalog-filter-actions { position: sticky; bottom: 0; z-index: 5; margin-inline: -0.75rem; padding: 0.7rem 0.75rem; border-top: 1px solid var(--catalog-line); background: rgba(255,255,255,0.96); }
  .catalog-grid { grid-template-columns: 1fr; }
  .antenna-card-media { aspect-ratio: 16 / 9; }
  .antenna-card-body { padding: 0.85rem; }
  .antenna-card-actions { padding: 0.75rem 0.85rem; }
  .antenna-card-actions .btn-primary,
  .antenna-card-actions > .btn:not(.btn-icon) { min-height: 44px; flex: 1 1 42%; text-align: center; }
  .antenna-card-actions .btn-icon { min-width: 44px; min-height: 44px; }
  .catalog-results-heading { align-items: flex-start; }
  .catalog-pagination { justify-content: space-between; gap: 0.4rem; }
  .datasheet-primary-actions { display: grid; grid-template-columns: 1fr 1fr; max-width: none; }
  .datasheet-primary-actions > .btn,
  .datasheet-primary-actions > .btn-primary { min-height: 44px; }
  .datasheet-primary-actions .btn-primary { grid-column: 1 / -1; text-align: center; }
  .datasheet-action-status { grid-column: 1 / -1; text-align: left; }
  .datasheet-overview { grid-template-columns: 1fr; }
  .datasheet-gallery-thumbs { grid-template-columns: 1fr; }
  .datasheet-gallery-thumbs button { grid-template-columns: 54px 1fr; }
  .datasheet-key-metrics article { padding: 0.75rem; }
  .pattern-toolbar { align-items: stretch; }
  .pattern-toolbar label { width: 100%; min-width: 0; }
  .pattern-toolbar fieldset { flex: 1; }
  .pattern-toolbar fieldset button { flex: 1; }
  .pattern-stage { grid-template-columns: 1fr; }
  .pattern-stage canvas { height: 340px; }
  .pattern-live-metrics { grid-template-columns: 1fr 1fr; }
  .datasheet-table-grid,
  .datasheet-download-grid { grid-template-columns: 1fr; }
  .datasheet-download-grid > article { grid-template-columns: auto 1fr; }
  .datasheet-download-grid > article > .btn-primary,
  .datasheet-download-grid > article > .datasheet-qr { grid-column: 1 / -1; justify-self: stretch; text-align: center; }
  .datasheet-qr { justify-self: center !important; }
  .datasheet-institutional-footer { display: grid; }
  .variation-form-grid { grid-template-columns: 1fr; }
  .variation-progress { grid-template-columns: 1fr; }
  .validation-details { grid-template-columns: 1fr; }
  .validation-details > div { border-right: 0; }
  .validation-details > div:nth-last-child(2) { border-bottom: 1px solid var(--catalog-line); }
}

@media (max-width: 430px) {
  .catalog-segment-link { min-height: 52px; padding: 0.55rem 0.6rem; }
  .catalog-segment-link small { display: none; }
  .catalog-filter-grid { grid-template-columns: 1fr; }
  .catalog-type-heading { align-items: flex-start; flex-direction: column; gap: 0.2rem; }
  .catalog-type-heading small { text-align: left; }
  .datasheet-key-metrics { grid-template-columns: 1fr; }
  .datasheet-key-metrics article,
  .datasheet-key-metrics article:nth-child(even),
  .datasheet-key-metrics article:nth-last-child(-n+2) { border-right: 0; border-bottom: 1px solid var(--catalog-line); }
  .datasheet-key-metrics article:last-child { border-bottom: 0; }
  .datasheet-primary-actions { grid-template-columns: 1fr; }
  .datasheet-primary-actions .btn-primary,
  .datasheet-action-status { grid-column: 1; }
}

@media (prefers-color-scheme: dark) {
  :root {
    --catalog-navy: #a9d7ff;
    --catalog-blue: #65b8fa;
    --catalog-cyan: #55c8d7;
    --catalog-ink: #edf5fb;
    --catalog-muted: #bdcad5;
    --catalog-secondary: #d3e3ef;
    --catalog-label: #b9c9d6;
    --catalog-value: #f2f7fb;
    --catalog-subtle: #b5c5d2;
    --catalog-line: #355066;
    --catalog-soft: #132a3d;
    --catalog-surface: #0d2132;
    --catalog-action-surface: #10283b;
    --catalog-control-bg: #10283b;
    --catalog-row-alt: #11283a;
    --catalog-tag-bg: #183c56;
    --catalog-tag-ink: #d2eaff;
  }
  .antenna-card-media,
  .antenna-card-specs,
  .catalog-filter-actions { background-color: var(--catalog-soft); }
  .catalog-toolbar input,
  .catalog-toolbar select,
  .pattern-toolbar select,
  .pattern-toolbar button,
  .datasheet-gallery-thumbs button { border-color: var(--catalog-line); background: #10283b; color: var(--catalog-ink); }
  .antenna-card-media .antenna-visibility-toggle label { background: rgba(13,33,50,0.94); color: var(--catalog-ink); }
  .datasheet-table tr:nth-child(even) { background: var(--catalog-row-alt); }
  .pattern-stage canvas { background: #fff; }
}

@media (prefers-contrast: more) {
  .antenna-product-card,
  .catalog-toolbar,
  .datasheet-section,
  .datasheet-gallery,
  .datasheet-key-metrics { border-width: 2px; }
  .btn,
  .btn-primary { outline: 1px solid currentColor; }
}

@media print {
  .topbar,
  .sidebar,
  .app-shell-splitter,
  .app-shell-hsplitter,
  .footer,
  .catalog-breadcrumb,
  .datasheet-primary-actions,
  .pattern-toolbar,
  .gallery-lightbox,
  .assistant-widget { display: none !important; }
  .app-shell,
  .workspace { display: block !important; width: 100% !important; height: auto !important; overflow: visible !important; padding: 0 !important; }
  .antenna-datasheet { max-width: none; }
  .datasheet-product-header,
  .datasheet-section,
  .datasheet-gallery,
  .datasheet-key-metrics { box-shadow: none; break-inside: avoid; }
  .pattern-stage canvas { height: 360px; }
}