:root {
  --kitabo-white: #FFFFFF;
  --kitabo-red: #D71920;
  --kitabo-red-dark: #B51218;
  --kitabo-blue: #174A7E;
  --kitabo-blue-dark: #10365D;
  --kitabo-text: #263645;
  --kitabo-text-muted: #5E6B76;
  --kitabo-border: #DCE4EB;
  --kitabo-blue-light: #F3F7FA;
  --red: var(--kitabo-red);
  --red-dark: var(--kitabo-red-dark);
  --paper: var(--kitabo-white);
  --panel: var(--kitabo-white);
  --ink: var(--kitabo-text);
  --muted: var(--kitabo-text-muted);
  --line: var(--kitabo-border);
  --soft: var(--kitabo-blue-light);
  --shadow: 0 24px 70px rgba(16, 54, 93, 0.09);
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

a {
  color: var(--red);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

button,
input,
select {
  font: inherit;
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
a:focus-visible {
  outline: 3px solid var(--red);
  outline-offset: 3px;
}

button {
  border: 0;
  border-radius: 999px;
  background: var(--red);
  color: #fff;
  padding: 0.72rem 1.1rem;
  font-weight: 750;
  cursor: pointer;
}

button:hover {
  background: var(--red-dark);
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 20;
  background: var(--ink);
  color: #fff;
  padding: 0.75rem 1rem;
  border-radius: 999px;
}

.skip-link:focus {
  top: 1rem;
}

.site-header,
main {
  width: min(100% - 40px, 1240px);
  margin-inline: auto;
}

.site-header {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 1.5rem;
  padding: 1.1rem 0;
}

.brand-block {
  display: flex;
  align-items: baseline;
  gap: 0.8rem;
  color: inherit;
  text-decoration: none;
}

.wordmark {
  color: var(--red);
  font-size: 1.85rem;
  font-weight: 900;
  letter-spacing: -0.06em;
}

.brand-block p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.page-nav {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 700;
}

.page-nav a,
.family-footer a {
  color: inherit;
  font-weight: 750;
}

.page-nav .nav-rfq {
  color: #fff;
  background: var(--red);
  border-radius: 999px;
  padding: 0.55rem 0.85rem;
  text-decoration: none;
}

.family-footer {
  width: min(100% - 40px, 1240px);
  margin: 2rem auto 0;
  padding: 1.5rem 0 2rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.family-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
}

.breadcrumb {
  margin: 1.1rem 0 1.4rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.product-summary {
  display: grid;
  grid-template-columns: minmax(240px, 0.85fr) minmax(0, 1.4fr);
  gap: 2rem;
  align-items: stretch;
}

.photo-card,
.summary-copy,
.variants-section,
.basket-tray,
.support-grid article,
.qa-hero,
.qa-filters,
.table-wrap {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.photo-card {
  margin: 0;
  padding: 1.4rem;
  display: grid;
  align-items: center;
  justify-items: center;
}

.photo-card img {
  width: min(100%, 360px);
  max-height: 440px;
  object-fit: contain;
}

.photo-card figcaption {
  color: var(--muted);
  font-size: 0.82rem;
  margin-top: 0.8rem;
}

.summary-copy {
  padding: clamp(1.4rem, 4vw, 3rem);
}

.eyebrow {
  color: var(--red);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  margin: 0 0 0.8rem;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
  letter-spacing: -0.045em;
  line-height: 1.04;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 4.8rem);
  overflow-wrap: anywhere;
}

h2 {
  font-size: clamp(1.35rem, 2.5vw, 2.1rem);
}

.source-line {
  font-weight: 800;
}

.notes,
.integrity-note,
.review-notice {
  max-width: 820px;
}

.review-notice,
.qa-label {
  color: var(--red-dark);
  background: var(--soft);
  border: 1px solid var(--line);
}

.review-notice {
  display: inline-block;
  padding: 0.65rem 0.9rem;
  border-radius: 16px;
  font-weight: 800;
}

.qa-label {
  display: block;
  width: max-content;
  margin-top: 0.35rem;
  padding: 0.2rem 0.45rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 850;
}

.highlights {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1rem;
  margin: 1rem 0;
}

.highlights article {
  background: var(--red-dark);
  color: #fff;
  border-radius: 24px;
  padding: 1.15rem;
  min-height: 120px;
}

.highlights strong {
  display: block;
  font-size: clamp(1.15rem, 2.3vw, 1.75rem);
  line-height: 1.1;
}

.highlights span {
  display: block;
  margin-top: 0.55rem;
  opacity: 0.78;
  font-size: 0.86rem;
}

.variants-section,
.basket-tray,
.qa-hero,
.qa-filters {
  padding: clamp(1.1rem, 3vw, 1.7rem);
  margin: 1rem 0;
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
}

.table-wrap {
  overflow-x: auto;
}

.variant-table {
  width: 100%;
  min-width: 1040px;
  border-collapse: collapse;
}

.variant-table th,
.variant-table td {
  padding: 0.82rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.variant-table th {
  color: var(--muted);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.variant-table tr:last-child td {
  border-bottom: 0;
}

.variant-table strong {
  display: inline-block;
  min-width: max-content;
}

.qty-input {
  width: 7.2rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.58rem 0.8rem;
}

.variant-actions {
  display: grid;
  gap: 0.55rem;
  min-width: 10.5rem;
}

.variant-actions a {
  color: var(--red);
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.variant-actions a:hover {
  color: var(--red-dark);
}

.field-error {
  display: block;
  color: var(--red-dark);
  font-size: 0.78rem;
  font-weight: 800;
  margin-top: 0.3rem;
}

.muted,
.table-note {
  color: var(--muted);
}

.table-note {
  margin-bottom: 0;
}

.family-actions,
.basket-next {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
  margin-top: 1rem;
}

.primary-link,
.secondary-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.65rem 1rem;
  font-weight: 800;
}

.primary-link {
  background: var(--red);
  color: #fff;
}

.primary-link:hover {
  background: var(--red-dark);
}

.secondary-link {
  border: 1px solid var(--red);
  color: var(--red);
  background: var(--panel);
}

.selection-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  padding: 0;
  margin: 0 0 1rem;
  list-style-position: inside;
}

.selection-steps li {
  padding: 0.8rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--soft);
}

.basket-next span {
  color: var(--muted);
}

.basket-line {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 0.7rem;
  align-items: center;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--line);
}

.basket-line:last-child {
  border-bottom: 0;
}

.basket-line span,
.basket-line small {
  display: block;
  color: var(--muted);
}

.basket-line button,
.clear-basket {
  background: var(--soft);
  color: var(--ink);
}

.basket-line button:hover,
.clear-basket:hover {
  background: var(--line);
}

.basket-totals {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1rem;
}

.basket-totals span {
  background: var(--soft);
  border-radius: 999px;
  padding: 0.58rem 0.85rem;
}

.support-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1rem;
  margin: 1rem 0 2rem;
}

.support-grid article {
  padding: 1.2rem;
}

.support-grid h2 {
  font-size: 1.1rem;
}

.qa-filters {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.qa-filters label {
  display: grid;
  gap: 0.35rem;
  font-weight: 750;
}

.qa-filters select {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.55rem 0.8rem;
  background: #fff;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@media (max-width: 1080px) {
  .highlights,
  .support-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .site-header,
  .product-summary {
    grid-template-columns: 1fr;
  }

  .page-nav {
    justify-content: flex-start;
  }
}

@media (max-width: 720px) {
  .site-header,
  main {
    width: min(100% - 22px, 1240px);
  }

  .brand-block,
  .section-head,
  .basket-line {
    display: grid;
    grid-template-columns: 1fr;
  }

  .highlights,
  .support-grid,
  .selection-steps {
    grid-template-columns: 1fr;
  }

  .family-actions,
  .basket-next {
    align-items: stretch;
  }

  .primary-link,
  .secondary-link {
    width: 100%;
  }

  .table-wrap {
    overflow-x: visible;
    background: transparent;
    border: 0;
    box-shadow: none;
  }

  .variant-table {
    min-width: 0;
    display: block;
    background: transparent;
  }

  .variant-table thead {
    display: none;
  }

  .variant-table tbody,
  .variant-table tr,
  .variant-table td {
    display: block;
    width: 100%;
  }

  .variant-table tr {
    margin-bottom: 12px;
    border: 1px solid var(--line);
    border-radius: 22px;
    background: var(--panel);
    padding: 0.85rem;
    box-shadow: var(--shadow);
  }

  .variant-table td {
    border: 0;
    padding: 0.45rem 0;
  }

  .variant-table td::before {
    content: attr(data-label);
    display: block;
    color: var(--muted);
    font-size: 0.72rem;
    font-weight: 850;
    letter-spacing: 0.07em;
    text-transform: uppercase;
  }

  .qty-input {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
  }
}

/* Approved public Kitabō white, red and laboratory-blue presentation. */
.brand-block { align-items: center; }
.brand-logo { display:block; width:174px; height:52px; overflow:hidden; flex:0 0 174px; }
.brand-logo img { display:block; width:284px; height:auto; max-width:none; transform:translate(-55px,-67px); }
.site-header { border-bottom: 1px solid var(--line); background: var(--panel); }
.page-nav a { color: var(--kitabo-blue); font-weight: 700; }
.page-nav a:hover { color: var(--kitabo-blue-dark); text-decoration: underline; text-underline-offset: 5px; }
.page-nav .nav-rfq { color: var(--kitabo-white); text-decoration: none; }
h1, h2 { color: var(--kitabo-blue); }
.eyebrow, .breadcrumb { color: var(--kitabo-blue); }
.photo-card,
.summary-panel,
.basket-tray,
.table-wrap { border-color: var(--line); background: var(--panel); }
.photo-card img { object-fit: contain; background: var(--panel); }
.variant-table th { background: var(--kitabo-blue-dark); color: var(--kitabo-white); }
.variant-table tbody tr:nth-child(even) { background: var(--soft); }
input, select { border-color: var(--line); background: var(--panel); color: var(--ink); }
@media (max-width: 720px) { .brand-logo { width:142px; height:44px; flex-basis:142px; } .brand-logo img { width:235px; transform:translate(-46px,-56px); } .variant-table tr:nth-child(even) { background: var(--soft); } }