/* VGRID CN inner-page system.
   A technical editorial layout intentionally distinct from vgridpower.com.
   Content and SEO markup stay server-rendered; selectors are scoped to .iv-page. */

.iv-page {
  position: relative;
  overflow: clip;
  padding-bottom: clamp(72px, 9vw, 132px);
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--line-soft) 58%, transparent) 1px, transparent 1px) 0 0 / 86px 86px,
    linear-gradient(var(--line-soft) 1px, transparent 1px) 0 0 / 86px 86px;
}
.iv-page::before {
  content: "";
  position: absolute;
  inset: 0 0 auto auto;
  width: min(35vw, 520px);
  height: 6px;
  background: var(--accent);
}
.iv-page > .container { position: relative; }
.iv-page .breadcrumb { margin: 0; padding-top: 24px; }
.iv-code {
  color: var(--accent);
  font: 500 11px/1.4 var(--font-mono);
  letter-spacing: .14em;
  text-transform: uppercase;
}
.iv-mast {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: clamp(28px, 6vw, 92px);
  align-items: start;
  margin-bottom: clamp(44px, 7vw, 92px);
  padding: clamp(54px, 7vw, 100px) 0 clamp(40px, 6vw, 76px);
  border-bottom: 1px solid var(--line);
}
.iv-mast h1 {
  max-width: 15ch;
  font-size: clamp(2.8rem, 6.6vw, 6.5rem);
  line-height: .94;
  letter-spacing: -.055em;
}
.iv-mast p { max-width: 66ch; margin-top: 20px; color: var(--text-2); font-size: 1.04rem; }

/* Banner is inset and framed instead of the original full-bleed strip. */
.page-banner--editorial {
  height: clamp(220px, 28vw, 380px);
  margin: 22px clamp(18px, 4vw, 64px) 0;
  border: 1px solid var(--line);
  border-radius: 2px 58px 2px 2px;
  box-shadow: var(--sh-1);
}
.page-banner--editorial::before {
  content: "";
  position: absolute;
  inset: 16px;
  z-index: 3;
  border: 1px solid rgba(255,255,255,.34);
  border-radius: 1px 39px 1px 1px;
  pointer-events: none;
}
.page-banner--editorial::after {
  content: "VGRID / FIELD NOTE";
  position: absolute;
  z-index: 4;
  left: 28px;
  bottom: 26px;
  padding: 9px 12px;
  color: #fff;
  background: rgba(5,13,18,.72);
  font: 500 10px var(--font-mono);
  letter-spacing: .14em;
}
.page-banner--editorial .page-banner-slide img { filter: saturate(.76) contrast(1.04); }

/* Catalog map */
.iv-catalog-map .cat-index,
.iv-product-index .cat-index { display: grid; gap: 0; }
.iv-catalog-map .cat-index-group,
.iv-product-index .cat-index-group {
  display: grid;
  grid-template-columns: minmax(190px, .36fr) minmax(0, 1fr);
  gap: clamp(26px, 6vw, 88px);
  padding: 34px 0;
  border: 0;
  border-top: 1px solid var(--line);
  border-radius: 0;
  background: transparent;
}
.iv-catalog-map .cat-index-group:last-child,
.iv-product-index .cat-index-group:last-child { border-bottom: 1px solid var(--line); }
.iv-catalog-map .cat-index-title,
.iv-product-index .cat-index-title {
  position: sticky;
  top: 102px;
  align-self: start;
  margin: 0;
  padding: 22px 20px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 2px 22px 2px 2px;
  background:
    radial-gradient(circle at 92% 12%, color-mix(in srgb, var(--accent) 12%, transparent) 0 30px, transparent 31px),
    linear-gradient(135deg, color-mix(in srgb, var(--accent) 7%, var(--bg-1)), var(--bg-1) 72%);
  box-shadow: 0 8px 22px color-mix(in srgb, var(--text) 5%, transparent);
  font-size: clamp(1.15rem, 2vw, 1.55rem);
  line-height: 1.28;
}
.iv-catalog-map .cat-index-title::before,
.iv-product-index .cat-index-title::before {
  content: "";
  display: block;
  width: 30px;
  height: 3px;
  margin-bottom: 15px;
  border-radius: 99px;
  color: var(--accent);
  background: var(--accent);
}
.iv-catalog-map .cat-index-children { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--line); }
.iv-catalog-map .cat-index-item { min-height: 120px; padding: 20px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.iv-catalog-map .cat-index-item:nth-child(2n) { border-right: 0; }
.iv-catalog-map .cat-index-head { font-family: var(--font-display); font-size: 1rem; }
.iv-catalog-map .chips { margin-top: 14px; }

/* Cards become flat technical records. */
.iv-page .card {
  min-width: 0;
  border-radius: 2px;
  box-shadow: none;
  background: color-mix(in srgb, var(--bg-1) 78%, transparent);
}
.iv-page .grid > *,
.iv-page .card > *,
.iv-page .card-body,
.iv-page .card-title,
.iv-page .card-desc { min-width: 0; max-width: 100%; }
.iv-page .card-title,
.iv-page .card-desc,
.iv-page .card-meta { overflow-wrap: anywhere; word-break: normal; }
.iv-page .card-media { min-width: 0; width: 100%; }
.iv-page .card-media img { min-width: 0; max-width: 100%; }
.iv-page .card:hover { transform: translateY(-2px); border-color: var(--accent-line); }
.iv-page .card-media img { filter: saturate(.76); }
.iv-page .card:hover .card-media img { filter: saturate(1); }
.iv-product-index .prod-index-grid,
.iv-category .grid { gap: 1px; background: var(--line); border: 1px solid var(--line); }
.iv-product-index .prod-index-grid .card,
.iv-category .grid .card { border: 0; }
.iv-product-index .cat-index-group { grid-template-columns: minmax(170px, .28fr) minmax(0, 1fr); }
.iv-product-index .prod-index-node { padding: 20px 0 28px; border-left: 0; border-top: 1px solid var(--line); }
.iv-product-index .prod-index-subhead { display: flex; align-items: center; gap: 12px; width: fit-content; max-width: 100%; min-height: 52px; margin-bottom: 18px; padding: 12px 18px; border: 1px solid var(--line); border-left: 3px solid var(--accent); border-radius: 2px 17px 2px 2px; color: var(--text); background: linear-gradient(110deg, color-mix(in srgb, var(--accent) 8%, var(--bg-1)), var(--bg-1) 82%); box-shadow: 0 5px 16px color-mix(in srgb, var(--text) 4%, transparent); font-size: clamp(15px, 1.5vw, 19px); font-weight: 650; line-height: 1.35; text-decoration: none; overflow-wrap: anywhere; }
.iv-product-index .prod-index-subhead::before { content: ""; flex: 0 0 7px; width: 7px; height: 24px; border-radius: 99px; background: var(--accent); }
.iv-product-index .prod-index-subhead::after { content: "↗"; margin-left: 8px; color: var(--accent); font: 500 13px var(--font-mono); opacity: .7; }
.iv-product-index .prod-index-subhead:hover { border-color: var(--accent-line); color: var(--accent); background: color-mix(in srgb, var(--accent) 12%, var(--bg-1)); box-shadow: 0 8px 22px color-mix(in srgb, var(--accent) 12%, transparent); }
.iv-product-index .prod-index-grid > .product-card:last-child:nth-child(odd) { display: flex; grid-template-columns: none; }
.iv-product-index .prod-index-grid > .product-card:last-child:nth-child(odd) .card-media { height: auto; min-height: 0; aspect-ratio: 4 / 3; border-right: 0; border-bottom: 1px solid var(--line); }
.iv-product-index .prod-index-grid .product-card .card-title { overflow-wrap: break-word; word-break: normal; hyphens: auto; }
.iv-product-index .prod-index-grid .product-card .card-body { min-width: 0; width: 100%; }

/* Product index uses full-width category bands. The two-rail catalog layout
   leaves large dead zones when a category contains only one or two products. */
.iv-product-index .iv-mast { margin-bottom: 34px; padding-bottom: 28px; }
.iv-product-index .cat-index-group { display: block; padding: 30px 0 34px; }
.iv-product-index .cat-index-title { position: static; width: fit-content; max-width: 100%; margin: 0 0 18px; }
.iv-product-index .prod-index-node { display: block; min-width: 0; padding: 20px 0 24px; border-left: 0; border-top: 1px solid var(--line); }
.iv-product-index .prod-index-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: stretch; gap: 18px; border: 0; background: transparent; }
.iv-product-index .prod-index-grid .card,
.iv-product-index .prod-index-grid .product-card { display: flex; flex-direction: column; align-self: stretch; min-width: 0; width: 100%; border: 1px solid var(--line); border-radius: 3px 20px 3px 3px; background: var(--bg-1); }
.iv-product-index .prod-index-grid .product-card .card-media { display: block; flex: 0 0 auto; width: 100%; height: auto; min-height: 0; aspect-ratio: 16 / 9; border: 0; border-bottom: 1px solid var(--line); }
.iv-product-index .prod-index-grid .product-card .card-media img { display: block; width: 100%; height: 100%; object-fit: contain; padding: 18px; }
.iv-product-index .prod-index-grid .product-card .card-title { font-size: clamp(16px, 1.35vw, 20px); line-height: 1.35; overflow-wrap: break-word; word-break: normal; }
.iv-product-index .prod-index-grid .product-card .card-body { padding: 20px; }

/* Power-range selector on the product index. Keep the comparison as real
   text/table content for search crawlers and allow horizontal access on phones. */
.iv-selector { margin: 10px 0 clamp(54px, 8vw, 104px); overflow: hidden; border: 1px solid var(--line); border-radius: 4px 30px 4px 4px; background: color-mix(in srgb, var(--bg-1) 95%, var(--accent) 5%); box-shadow: var(--sh-1); }
.iv-selector-head { display: grid; grid-template-columns: minmax(0, .7fr) minmax(0, 1.3fr); gap: 10px 32px; padding: clamp(24px, 4vw, 46px); border-bottom: 1px solid var(--line); background: linear-gradient(115deg, color-mix(in srgb, var(--accent) 7%, var(--bg-1)), var(--bg-1) 65%); }
.iv-selector-head > span { grid-column: 1 / -1; color: var(--accent); font: 500 11px var(--font-mono); letter-spacing: .15em; }
.iv-selector-head h2 { margin: 0; font-size: clamp(1.7rem, 3vw, 2.5rem); line-height: 1.08; }
.iv-selector-head p { max-width: 68ch; margin: 0; color: var(--text-2); align-self: end; }
.iv-selector-table-wrap { overflow-x: auto; overscroll-behavior-inline: contain; scrollbar-color: var(--accent) var(--line-soft); }
.iv-selector-table { width: 100%; min-width: 1120px; border-collapse: separate; border-spacing: 0; text-align: left; }
.iv-selector-table th, .iv-selector-table td { min-width: 110px; padding: 17px 16px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); vertical-align: top; font-size: 13px; line-height: 1.55; }
.iv-selector-table thead th { position: sticky; top: 0; background: var(--bg-2, var(--bg)); color: var(--text-2); font: 500 10px var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }
.iv-selector-table tbody tr:nth-child(even) { background: color-mix(in srgb, var(--accent) 3%, var(--bg-1)); }
.iv-selector-table tbody tr:hover { background: color-mix(in srgb, var(--accent) 7%, var(--bg-1)); }
.iv-selector-table tbody th { min-width: 150px; font-size: 14px; }
.iv-selector-table tbody th a { color: var(--text); text-decoration: none; }
.iv-selector-table tbody th a:hover, .iv-selector-link:hover { color: var(--accent); }
.iv-selector-table tbody td:nth-child(2) { white-space: nowrap; }
.iv-selector-table tbody td:nth-child(2) strong { color: var(--accent); font-size: 16px; }
.iv-selector-table tr:last-child > * { border-bottom: 0; }
.iv-selector-table tr > *:last-child { min-width: 112px; border-right: 0; }
.iv-selector-link { color: var(--text); font: 500 11px var(--font-mono); text-decoration: none; white-space: nowrap; }
.iv-selector-cards { display: none; }
.iv-selector-note { margin: 0; padding: 15px 20px; border-top: 1px solid var(--line); color: var(--text-2); background: color-mix(in srgb, var(--bg-1) 90%, var(--line-soft)); font-size: 12px; line-height: 1.65; }
@media (max-width: 680px) {
  .iv-selector-head { grid-template-columns: 1fr; gap: 12px; padding: 23px 19px; }
  .iv-selector-head > span { grid-column: auto; }
  .iv-selector-table-wrap { display: none; }
  .iv-selector-cards { display: grid; gap: 12px; padding: 13px; }
  .iv-selector-card { min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 3px 18px 3px 3px; background: var(--bg-1); box-shadow: 0 5px 18px color-mix(in srgb, var(--text) 5%, transparent); }
  .iv-selector-card-head { padding: 16px 16px 14px; border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--accent) 4%, var(--bg-1)); }
  .iv-selector-card-model { display: flex; align-items: center; justify-content: space-between; gap: 12px; color: var(--text); font: 600 14px/1.35 var(--font-mono); text-decoration: none; overflow-wrap: anywhere; }
  .iv-selector-card-model span, .iv-selector-card-cta span { color: var(--accent); }
  .iv-selector-card-power { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 13px; }
  .iv-selector-card-power > div { min-width: 0; padding: 10px 11px; border-left: 2px solid var(--accent); background: color-mix(in srgb, var(--accent) 5%, var(--bg-1)); }
  .iv-selector-card-power small { display: block; margin-bottom: 4px; color: var(--text-2); font-size: 10px; line-height: 1.35; }
  .iv-selector-card-power strong { display: block; color: var(--accent); font-size: 16px; line-height: 1.2; }
  .iv-selector-card dl { display: grid; gap: 0; margin: 0; padding: 1px 16px; }
  .iv-selector-card dl > div { display: grid; grid-template-columns: minmax(82px, .38fr) minmax(0, 1fr); gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--line-soft); }
  .iv-selector-card dt { color: var(--text-2); font-size: 10px; line-height: 1.5; }
  .iv-selector-card dd { min-width: 0; margin: 0; color: var(--text); font-size: 12px; line-height: 1.55; overflow-wrap: anywhere; }
  .iv-selector-card-cta { display: flex; justify-content: space-between; align-items: center; margin: 0 16px 14px; padding: 10px 12px; border: 1px solid var(--line); color: var(--text); font-size: 12px; text-decoration: none; }
  .iv-selector-card-cta:hover { border-color: var(--accent); color: var(--accent); }
  .iv-selector-note { padding: 14px 17px; }
}

/* Category landing */
.iv-category .section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
  align-items: end;
  margin: 0 0 clamp(42px, 6vw, 74px);
  padding: clamp(48px, 6vw, 80px) 0 32px;
  border-bottom: 1px solid var(--line);
}
.iv-category .section-head h1 { max-width: 15ch; font-size: clamp(2.7rem, 5vw, 5.2rem); line-height: .98; }
.iv-category .section-head p { max-width: 70ch; margin-top: 20px; color: var(--text-2); }
.iv-category .content.narrow { max-width: 900px; margin-bottom: 48px; padding: 28px 0 28px 32px; border-left: 2px solid var(--accent); }
.iv-category .row.mb-3 { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 14px 0; }

/* Product detail: image lab + specification rail. */
.iv-product-detail .iv-product-head {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: clamp(28px, 6vw, 90px);
  padding: clamp(48px, 7vw, 96px) 0 clamp(36px, 5vw, 64px);
  border-bottom: 1px solid var(--line);
}
.iv-product-detail .iv-product-head > * { min-width: 0; max-width: 100%; }
.iv-product-detail .iv-code,
.iv-product-detail .product-title { overflow-wrap: anywhere; word-break: normal; }
.iv-product-detail .product-title {
  max-width: 18ch;
  margin: 0;
  font-size: clamp(2.5rem, 5vw, 5rem);
  line-height: .98;
  letter-spacing: -.045em;
}
.iv-product-detail .product-layout { grid-template-columns: minmax(0, 1.25fr) minmax(300px, .55fr); gap: clamp(34px, 6vw, 88px); padding-top: clamp(42px, 6vw, 78px); }
.iv-product-detail .product-gallery { position: relative; padding: clamp(20px, 4vw, 56px); border: 1px solid var(--line); border-radius: 58px 2px 2px 2px; background: var(--bg-1); }
.iv-product-detail .product-gallery::before { content: "PRODUCT / LAB VIEW"; position: absolute; z-index: 4; top: 18px; left: 20px; color: var(--text-3); font: 500 10px var(--font-mono); letter-spacing: .12em; }
.iv-product-detail .product-buy { top: 102px; padding: 26px; border-radius: 2px; background: var(--bg-1); box-shadow: none; }
.iv-product-detail .product-buy::before { content: "CONFIGURATION"; display: block; margin-bottom: 24px; color: var(--accent); font: 500 10px var(--font-mono); letter-spacing: .14em; }
.iv-product-detail .answer-box { border-radius: 2px; border-width: 0 0 0 3px; }
.iv-product-detail .content-block { padding-top: 34px; border-top: 1px solid var(--line); }
.iv-product-detail .spec-table { border-top: 1px solid var(--line); }
.iv-product-detail .spec-table th, .iv-product-detail .spec-table td { border-radius: 0; }

/* Resource and section indexes become one-column editorial ledgers. */
.iv-resource-index > .container > .chips { margin-bottom: 38px; padding: 15px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.iv-resource-index > .container > .grid,
.iv-section-index > .container > .grid { display: block; border-top: 1px solid var(--line); }
.iv-resource-index .post-card,
.iv-section-index .post-card,
.iv-cases-index .case-card {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  min-height: 210px;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
}
.iv-resource-index .post-card .card-media,
.iv-section-index .post-card .card-media,
.iv-cases-index .case-card .card-media { min-height: 210px; }
.iv-resource-index .post-card .card-body,
.iv-section-index .post-card .card-body,
.iv-cases-index .case-card .card-body { padding: 24px 30px; }
.iv-resource-index .post-card .card-title,
.iv-section-index .post-card .card-title,
.iv-cases-index .case-card .card-title { max-width: 36ch; font-size: clamp(1.12rem, 2vw, 1.55rem); }
.iv-resource-index .post-card .card-foot,
.iv-section-index .post-card .card-foot,
.iv-cases-index .case-card .card-foot { margin-top: 18px; }
.iv-resource-index .post-card .btn,
.iv-section-index .post-card .btn,
.iv-cases-index .case-card .btn { display: inline-flex; width: auto; padding-inline: 0; border: 0; color: var(--accent); background: transparent; }
.iv-section-index .sec-hero {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  column-gap: clamp(28px, 6vw, 90px);
  margin: 0 0 clamp(42px, 7vw, 82px);
  padding: clamp(54px, 7vw, 96px) 0 42px;
  border-bottom: 1px solid var(--line);
}
.iv-section-index .sec-hero .eyebrow { grid-row: 1 / span 3; }
.iv-section-index .sec-hero h1 { max-width: 16ch; font-size: clamp(2.8rem, 6vw, 6rem); line-height: .95; }
.iv-section-index .sec-hero .lead, .iv-section-index .sec-hero .sec-intro { max-width: 68ch; margin-top: 18px; }
.iv-section-index > .container > .chips { margin-bottom: 36px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }

/* Careers is an open-position board, not a stack of cards. */
.iv-careers-index .section.section--tight { padding-top: 0; }
.iv-careers-index .job-list { border-top: 1px solid var(--line); }
.iv-careers-index .job-card { padding: 28px 4px; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; background: transparent; }
.iv-careers-index .job-head { display: grid; grid-template-columns: minmax(0, 1fr) auto; }
.iv-careers-index .job-head h3 { font-size: clamp(1.15rem, 2vw, 1.55rem); }

/* Article layouts: main reading column first, index rail second. */
.iv-article-detail .post-layout { grid-template-columns: minmax(0, 1fr) 290px; gap: clamp(42px, 7vw, 96px); padding-top: clamp(48px, 6vw, 82px); }
.iv-article-detail .post-sidebar { order: 2; }
.iv-article-detail .post-main-col { order: 1; }
.iv-article-detail .post-main h1,
.iv-section-detail .section-post h1 {
  max-width: 19ch;
  margin: 16px 0 22px;
  font-size: clamp(2.5rem, 5vw, 5rem);
  line-height: 1;
}
.iv-article-detail .post-main > img,
.iv-section-detail .section-post > img { border-radius: 44px 2px 2px 2px !important; }
.iv-article-detail .side-card,
.iv-news-detail .side-card { border-radius: 2px; background: transparent; }
.iv-section-detail .section-post { max-width: 900px; padding-top: clamp(48px, 6vw, 86px); }
.iv-section-detail .info-card { border-radius: 2px; border-left: 3px solid var(--accent); box-shadow: none; }

/* News detail uses a left index rail and a large editorial story column. */
.iv-news-detail .news-layout { grid-template-columns: 280px minmax(0, 1fr); gap: clamp(40px, 7vw, 96px); padding-top: clamp(46px, 6vw, 82px); }
.iv-news-detail .news-side { order: -1; }
.iv-news-detail .news-main-col { order: 2; }
.iv-news-detail .news-head { padding: 12px 0 36px; border-bottom: 1px solid var(--line); }
.iv-news-detail .news-head h1 { max-width: 18ch; font-size: clamp(2.6rem, 5.5vw, 5.4rem); line-height: .98; }
.iv-news-detail .news-cover { border-radius: 2px 54px 2px 2px; }
.iv-news-detail .news-lede { padding: 24px 0 24px 28px; border-left: 2px solid var(--accent); }

/* Documents, downloads, forms and commerce utilities share the same frame. */
.iv-document > .container,
.iv-downloads > .container,
.iv-contact > .container,
.iv-search > .container,
.iv-commerce > .container { padding-top: 24px; }
#main.iv-document > .container > h1,
#main.iv-downloads > .container > h1,
#main.iv-contact > .container > h1,
#main.iv-search > .container > h1,
#main.iv-commerce > .container > h1 { max-width: 16ch; margin: clamp(44px, 6vw, 82px) 0 36px; font-size: clamp(2.7rem, 5.5vw, 5.5rem); line-height: .96; }
.iv-document .content { max-width: 900px; padding: 34px 0 0 clamp(0px, 5vw, 80px); border-top: 1px solid var(--line); }
.iv-document .content h2 { margin-top: 2.5em; padding-top: .75em; border-top: 1px solid var(--line); }

/* FAQ index: numbered, scannable disclosure rows built from managed content. */
.iv-faq > .container { max-width: 1180px; }
.iv-faq .content { max-width: none; padding-left: 0; }
.iv-faq .content > .lede { max-width: 760px; margin: 0 0 34px; font-size: clamp(1.05rem, 1.6vw, 1.25rem); line-height: 1.75; color: var(--text-2); }
.iv-faq .ab-shot { margin: 0 0 clamp(42px, 7vw, 82px); }
.iv-faq .ab-shot img { display: block; width: 100%; max-height: 520px; object-fit: cover; border-radius: 2px 54px 2px 2px; }
.iv-faq .ab-shot figcaption, .iv-faq .ab-fig figcaption { margin-top: 10px; color: var(--text-3); font: 500 11px/1.55 var(--font-mono); letter-spacing: .04em; }
.iv-faq .faq-list { counter-reset: faq-row; border-top: 1px solid var(--line); }
.iv-faq .faq-page-item { counter-increment: faq-row; margin: 0; border: 0; border-bottom: 1px solid var(--line); border-radius: 0; background: transparent; }
.iv-faq .faq-page-item[open] { border-color: var(--line); background: color-mix(in srgb, var(--accent-soft) 46%, transparent); }
.iv-faq .faq-page-item summary { display: grid; grid-template-columns: 68px minmax(0, 1fr) 34px; gap: 18px; min-height: 86px; padding: 25px 4px; align-items: center; font-size: clamp(1rem, 1.45vw, 1.2rem); }
.iv-faq .faq-page-item summary::before { content: counter(faq-row, decimal-leading-zero); color: var(--accent); font: 500 11px/1 var(--font-mono); letter-spacing: .12em; }
.iv-faq .faq-page-item summary::after { grid-column: 3; }
.iv-faq .faq-page-item .faq-a { padding: 0 56px 28px 90px; max-width: 880px; }
.iv-faq .faq-page-item .faq-a p { margin: 0; font-size: 1rem; line-height: 1.8; }
.iv-faq .ab-facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin: clamp(46px, 7vw, 82px) 0; padding: 1px; background: var(--line); }
.iv-faq .ab-fact { min-height: 150px; padding: 28px 24px; background: var(--bg-1); }
.iv-faq .ab-fact b { display: block; margin-bottom: 20px; color: var(--accent); font: 600 clamp(1.65rem, 3vw, 2.55rem)/1 var(--font-display); }
.iv-faq .ab-fact span { color: var(--text-2); font-size: .88rem; line-height: 1.55; }
.iv-faq .ab-split { display: grid; grid-template-columns: minmax(0, .8fr) minmax(320px, 1.2fr); gap: clamp(32px, 7vw, 86px); align-items: center; margin: clamp(52px, 8vw, 96px) 0; }
.iv-faq .ab-split h2 { margin: 0 0 16px; padding: 0; border: 0; font-size: clamp(1.9rem, 3.5vw, 3.25rem); line-height: 1.08; }
.iv-faq .ab-split p { font-size: 1rem; line-height: 1.75; }
.iv-faq .ab-fig { margin: 0; }
.iv-faq .ab-fig img { display: block; width: 100%; aspect-ratio: 16/10; object-fit: cover; border-radius: 32px 2px 2px 2px; }
.iv-faq .faq-product-section { margin-top: clamp(66px, 10vw, 122px); }
.iv-faq .faq-section-head { display: grid; grid-template-columns: 68px minmax(0, 720px); gap: 18px; align-items: start; margin-bottom: 30px; }
.iv-faq .faq-section-head > span { padding-top: 9px; color: var(--accent); font: 500 11px/1 var(--font-mono); letter-spacing: .12em; }
.iv-faq .faq-section-head h2 { margin: 0 0 12px; font-size: clamp(1.85rem, 4vw, 3.4rem); line-height: 1.05; }
.iv-faq .faq-section-head p { margin: 0; color: var(--text-2); line-height: 1.7; }
.iv-downloads .dl-group { display: grid; grid-template-columns: minmax(180px, .35fr) minmax(0, 1fr); gap: 38px; padding: 30px 0; border-top: 1px solid var(--line); }
.iv-downloads .dl-group,
.iv-downloads .dl-group > *,
.iv-downloads .dl-list,
.iv-downloads .dl-item,
.iv-downloads .dl-link { min-width: 0; max-width: 100%; }
.iv-downloads .dl-group-title { margin: 0; }
.iv-contact .contact-grid { grid-template-columns: minmax(0, 1.2fr) minmax(300px, .6fr); gap: 1px; padding: 1px; background: var(--line); }
.iv-contact .contact-grid > div, .iv-contact .summary-box { padding: clamp(26px, 4vw, 50px); border: 0; border-radius: 0; background: var(--bg-1); }
.iv-contact form { border-top: 1px solid var(--line); padding-top: 24px; }
.iv-contact input, .iv-contact textarea { border-radius: 0; background: var(--bg); }
.iv-search .search-form { max-width: none !important; padding: 14px 18px; border: 1px solid var(--line); background: var(--bg-1); }
.iv-commerce .table-responsive, .iv-commerce .checkout-layout > * { border-radius: 2px; }

@media (max-width: 960px) {
  .iv-product-detail .product-layout, .iv-contact .contact-grid { grid-template-columns: 1fr; }
  .iv-resource-index .post-card, .iv-section-index .post-card, .iv-cases-index .case-card { grid-template-columns: 210px minmax(0, 1fr); }
  .iv-news-detail .news-layout, .iv-article-detail .post-layout { grid-template-columns: 1fr; }
  .iv-news-detail .news-side, .iv-article-detail .post-sidebar { order: 2; position: static; }
  .iv-product-index .cat-index-group { grid-template-columns: 1fr; gap: 22px; }
  .iv-product-index .cat-index-title { position: static; }
}

@media (min-width: 681px) and (max-width: 960px) {
  .iv-product-index .prod-index-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
}

@media (max-width: 720px) {
  .iv-faq .faq-page-item summary { grid-template-columns: 34px minmax(0, 1fr) 30px; gap: 10px; min-height: 74px; padding: 20px 0; }
  .iv-faq .faq-page-item .faq-a { padding: 0 36px 24px 44px; }
  .iv-faq .ab-facts { grid-template-columns: 1fr 1fr; }
  .iv-faq .ab-fact { min-height: 126px; }
  .iv-faq .ab-split { grid-template-columns: 1fr; }
  .iv-faq .faq-section-head { grid-template-columns: 34px minmax(0, 1fr); gap: 10px; }
}

@media (max-width: 680px) {
  .iv-mast, .iv-product-detail .iv-product-head, .iv-section-index .sec-hero { grid-template-columns: 1fr; gap: 18px; }
  .iv-section-index .sec-hero .eyebrow { grid-row: auto; }
  .iv-mast h1, .iv-section-index .sec-hero h1 { font-size: clamp(2.6rem, 14vw, 4.3rem); }
  .iv-catalog-map .cat-index-group, .iv-product-index .cat-index-group { grid-template-columns: 1fr; }
  .iv-catalog-map .cat-index-title, .iv-product-index .cat-index-title { position: static; }
  .iv-product-index .cat-index-group { gap: 16px; padding: 26px 0 30px; }
  .iv-product-index .cat-index-title { padding: 18px 17px; font-size: 1.15rem; }
  .iv-product-index .cat-index-title { margin-bottom: 17px; }
  .iv-product-index .prod-index-node { padding: 18px 0 22px; }
  .iv-product-index .prod-index-subhead { min-height: 48px; margin-bottom: 14px; padding: 11px 14px; font-size: 15px; }
  .iv-catalog-map .cat-index-children { grid-template-columns: 1fr; }
  .iv-catalog-map .cat-index-item { border-right: 0; }
  .iv-product-index .prod-index-grid { grid-template-columns: 1fr; gap: 14px; border: 0; background: transparent; }
  .iv-product-index .prod-index-grid .product-card { display: flex; width: 100%; min-width: 0; border: 1px solid var(--line); border-radius: 3px 20px 3px 3px; }
  .iv-product-index .prod-index-grid .product-card .card-media,
  .iv-product-index .prod-index-grid > .product-card:last-child:nth-child(odd) .card-media { width: 100%; height: auto; min-height: 0; aspect-ratio: 16 / 10; border-right: 0; border-bottom: 1px solid var(--line); }
  .iv-product-index .prod-index-grid .product-card .card-media img { object-fit: contain; padding: 18px; }
  .iv-product-index .prod-index-grid .product-card .card-body { padding: 18px; }
  .iv-product-index .prod-index-grid .product-card .card-title { font-size: 1.12rem; line-height: 1.32; overflow-wrap: break-word; word-break: normal; }
  .iv-resource-index .post-card, .iv-section-index .post-card, .iv-cases-index .case-card { grid-template-columns: 112px minmax(0, 1fr); min-height: 150px; }
  .iv-resource-index .post-card .card-media, .iv-section-index .post-card .card-media, .iv-cases-index .case-card .card-media { min-height: 150px; }
  .iv-resource-index .post-card .card-body, .iv-section-index .post-card .card-body, .iv-cases-index .case-card .card-body { padding: 16px; }
  .iv-resource-index .card-desc, .iv-section-index .card-desc, .iv-cases-index .card-desc, .iv-cases-index .case-stats { display: none; }
  .iv-downloads .dl-group { grid-template-columns: 1fr; gap: 18px; }
  .page-banner--editorial { margin-inline: 12px; border-radius: 2px 34px 2px 2px; }
}