@font-face {
  font-family: "HLC Montserrat";
  src: url("/assets/fonts/montserrat-variable.ttf") format("truetype");
  font-display: swap;
}

@font-face {
  font-family: "HLC Source Serif";
  src: url("/assets/fonts/source-serif-4-variable.ttf") format("truetype");
  font-display: swap;
}

.catalog-product-page {
  --catalog-ink: #13263a;
  --catalog-muted: #667485;
  --catalog-line: #dce2e8;
  --catalog-pale: #f5f6f4;
  --catalog-accent: #0b7181;
  background: #fff;
  color: var(--catalog-ink);
  font-family: "HLC Montserrat", Arial, sans-serif;
}

.catalog-product-page * {
  box-sizing: border-box;
}

.catalog-site-header {
  position: relative;
  border-bottom: 1px solid #e6e8e8;
}

.catalog-breadcrumbs {
  width: min(1200px, calc(100% - 80px));
  margin: 0 auto;
  padding: 28px 0 24px;
  color: #7c8793;
  font-size: 12px;
}

.catalog-breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.catalog-breadcrumbs li:not(:last-child)::after {
  content: "/";
  margin-left: 8px;
  color: #b3bbc2;
}

.catalog-breadcrumbs a {
  color: inherit;
  text-decoration: none;
}

.catalog-product-shell {
  width: min(1200px, calc(100% - 80px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding-bottom: 76px;
}

.catalog-gallery {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.catalog-thumbnails {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.catalog-thumbnail {
  width: 100%;
  aspect-ratio: 1.07 / 1;
  padding: 0;
  overflow: hidden;
  border: 1px solid transparent;
  background: #f2f2f0;
  cursor: pointer;
  opacity: .65;
  transition: border-color .2s ease, opacity .2s ease;
}

.catalog-thumbnail:hover,
.catalog-thumbnail.is-active {
  border-color: var(--catalog-ink);
  opacity: 1;
}

.catalog-thumbnail img,
.catalog-main-image > img,
.catalog-related-image img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.catalog-main-image {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 1.07 / 1;
  padding: 0;
  overflow: hidden;
  border: 0;
  background: #f3f4f2;
  cursor: crosshair;
}

.catalog-main-image > img {
  transform-origin: 50% 50%;
  transition: transform .3s cubic-bezier(.2, .65, .25, 1);
}

.catalog-main-image:hover > img {
  transform: scale(1.7);
  transition-duration: .12s;
}

.catalog-zoom-hint {
  position: absolute;
  right: 18px;
  bottom: 18px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 13px;
  background: rgba(255, 255, 255, .92);
  color: var(--catalog-ink);
  font-size: 11px;
  letter-spacing: .05em;
}

.catalog-zoom-hint svg {
  width: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
}

.catalog-buy-panel {
  align-self: start;
  padding: 12px 0 0;
}

.catalog-collection-label,
.catalog-section-heading > p {
  margin: 0 0 16px;
  color: var(--catalog-accent);
  font-size: 11px;
  line-height: 1.4;
  letter-spacing: .23em;
  font-weight: 650;
}

.catalog-buy-panel h1 {
  max-width: 650px;
  margin: 0 0 14px;
  font-family: "HLC Source Serif", Georgia, serif;
  font-size: clamp(42px, 4.5vw, 68px);
  line-height: .98;
  letter-spacing: -.035em;
  font-weight: 450;
}

.catalog-sku {
  margin: 0;
  color: var(--catalog-muted);
  font-size: 13px;
}

.catalog-sku strong {
  color: var(--catalog-ink);
  font-weight: 650;
}

.catalog-price-row {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
}

.catalog-price-label {
  display: block;
  margin-bottom: 7px;
  color: var(--catalog-muted);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.catalog-price-label em {
  color: var(--catalog-ink);
  font-style: normal;
  font-weight: 600;
  text-transform: none;
}

.catalog-price {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px;
  margin: 0;
  font-size: 19px;
}

.catalog-price strong {
  font-size: 38px;
  line-height: 1;
  font-weight: 600;
}

.catalog-price small {
  margin-left: 4px;
  color: var(--catalog-muted);
  font-size: 13px;
}

.catalog-kg-price {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
  margin-left: 22px;
  padding-left: 22px;
  border-left: 1px solid var(--catalog-line);
}

.catalog-kg-price b {
  font-size: 30px;
  font-weight: 600;
}

.catalog-unit-note,
.catalog-sample-note {
  color: var(--catalog-muted);
  font-size: 12px;
  line-height: 1.7;
}

.catalog-unit-note {
  margin: 13px 0 24px;
}

.catalog-primary-action {
  display: flex;
  min-height: 54px;
  align-items: center;
  justify-content: center;
  margin-top: 10px;
  border: 1px solid var(--catalog-ink);
  text-decoration: none;
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-weight: 650;
  transition: background .2s ease, color .2s ease;
}

.catalog-primary-action {
  width: 100%;
  cursor: pointer;
  font-family: inherit;
  background: var(--catalog-ink);
  color: #fff;
}

.catalog-primary-action:hover {
  background: #21415e;
}

.catalog-sample-note {
  margin: 16px 0 24px;
}

.catalog-panel-characteristics {
  margin-top: 34px;
}

.catalog-panel-characteristics h2 {
  margin: 0;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--catalog-line);
  color: var(--catalog-ink);
  font-size: 13px;
  font-weight: 650;
}

.catalog-panel-specs {
  margin: 0;
}

.catalog-panel-specs div {
  display: grid;
  grid-template-columns: minmax(110px, .72fr) 1.28fr;
  gap: 18px;
  padding: 12px 0;
  border-bottom: 1px solid var(--catalog-line);
}

.catalog-panel-specs dt,
.catalog-panel-specs dd {
  margin: 0;
  font-size: 12px;
  line-height: 1.55;
}

.catalog-panel-specs dt {
  color: var(--catalog-muted);
}

.catalog-panel-specs dd {
  color: var(--catalog-ink);
}

.catalog-service-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin: 0;
  padding: 20px 0 0;
  border-top: 1px solid var(--catalog-line);
  list-style: none;
}

.catalog-service-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #516171;
  font-size: 11px;
  line-height: 1.45;
}

.catalog-service-list svg {
  width: 27px;
  flex: 0 0 27px;
  fill: none;
  stroke: var(--catalog-accent);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.35;
}

.catalog-information,
.catalog-related {
  width: min(1200px, calc(100% - 80px));
  margin: 0 auto;
}

.catalog-related-heading h2 {
  margin: 0;
  font-family: "HLC Source Serif", Georgia, serif;
  font-size: clamp(36px, 4vw, 54px);
  line-height: 1;
  font-weight: 450;
}

.catalog-information {
  padding: 58px 0 96px;
  border-top: 1px solid var(--catalog-line);
}

.catalog-tab-list {
  display: flex;
  align-items: end;
  gap: 20px;
  border-bottom: 1px solid var(--catalog-line);
}

.catalog-tab-list button {
  min-width: 0;
  min-height: 46px;
  margin-bottom: -1px;
  padding: 0 20px;
  border: 1px solid var(--catalog-ink);
  border-radius: 4px 4px 0 0;
  background: #fff;
  color: var(--catalog-ink);
  cursor: pointer;
  font: inherit;
  font-size: 13px;
}

.catalog-tab-list button.is-active {
  background: var(--catalog-ink);
  color: #fff;
}

.catalog-tab-panel {
  max-width: 1050px;
  min-height: 142px;
  padding: 24px 0 0;
  color: #47596b;
  font-family: "HLC Source Serif", Georgia, serif;
  font-size: 18px;
  line-height: 1.85;
}

.catalog-tab-panel p {
  margin: 0;
}

.catalog-test-result-media {
  width: min(100%, 980px);
  margin: 0 0 24px;
}

.catalog-test-result-media a {
  display: block;
  width: fit-content;
  max-width: 100%;
  cursor: zoom-in;
}

.catalog-test-result-media img {
  display: block;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--catalog-line);
  background: #fff;
}

.catalog-test-result-media + p {
  max-width: 860px;
}

.catalog-tab-panel .catalog-detail-specs {
  max-width: 860px;
  margin-top: 22px;
  font-family: "HLC Source Sans", Arial, sans-serif;
}

.catalog-related {
  padding: 100px 0 120px;
}

.catalog-related-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 42px;
}

.catalog-related-heading p {
  margin: 0 0 7px;
  order: 2;
}

.catalog-related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.catalog-related-card {
  display: grid;
  color: var(--catalog-ink);
  text-decoration: none;
}

.catalog-related-image {
  aspect-ratio: 1 / .88;
  overflow: hidden;
  background: #f1f2ef;
}

.catalog-related-image img {
  transition: transform .5s ease;
}

.catalog-related-card:hover .catalog-related-image img {
  transform: scale(1.035);
}

.catalog-related-name {
  margin-top: 17px;
  font-family: "HLC Source Serif", Georgia, serif;
  font-size: 22px;
  line-height: 1.25;
}

.catalog-related-meta {
  margin-top: 7px;
  color: var(--catalog-muted);
  font-size: 11px;
}

.catalog-related-price {
  justify-self: start;
  margin-top: 15px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--catalog-ink);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.catalog-lightbox {
  width: min(94vw, 1400px);
  height: min(94vh, 1100px);
  padding: 0;
  border: 0;
  background: #f5f5f3;
}

.catalog-lightbox::backdrop {
  background: rgba(7, 18, 28, .84);
}

.catalog-lightbox img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}

.catalog-lightbox > button {
  position: absolute;
  z-index: 2;
  top: 15px;
  right: 15px;
  width: 43px;
  height: 43px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, .92);
  color: var(--catalog-ink);
  cursor: pointer;
  font-size: 25px;
  line-height: 1;
}

.catalog-sample-dialog {
  width: min(92vw, 560px);
  padding: 0;
  border: 0;
  color: var(--catalog-ink);
}

.catalog-sample-dialog::backdrop {
  background: rgba(7, 18, 28, .72);
}

.catalog-dialog-close {
  position: absolute;
  z-index: 2;
  top: 14px;
  right: 14px;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 50%;
  background: #f1f3f2;
  color: var(--catalog-ink);
  cursor: pointer;
  font-size: 24px;
}

.catalog-sample-dialog-inner {
  padding: 54px;
}

.catalog-sample-dialog h2 {
  max-width: 420px;
  margin: 0 0 16px;
  font-family: "HLC Source Serif", Georgia, serif;
  font-size: 39px;
  line-height: 1.06;
  font-weight: 450;
}

.catalog-sample-dialog-inner > p:not(.catalog-collection-label) {
  margin: 0 0 28px;
  color: var(--catalog-muted);
  font-size: 13px;
  line-height: 1.7;
}

.catalog-sample-dialog form {
  display: grid;
  gap: 10px;
}

.catalog-sample-dialog label {
  color: var(--catalog-muted);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.catalog-sample-dialog input {
  width: 100%;
  height: 50px;
  padding: 0 15px;
  border: 1px solid var(--catalog-line);
  border-radius: 0;
  color: var(--catalog-ink);
  font: inherit;
}

.catalog-sample-dialog form button {
  min-height: 50px;
  border: 1px solid var(--catalog-ink);
  background: var(--catalog-ink);
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-size: 12px;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.catalog-form-error {
  min-height: 18px;
  margin: 0;
  color: #b1262b;
  font-size: 11px;
}

.catalog-sample-dialog small {
  display: block;
  margin-top: 18px;
  color: #89939c;
  font-size: 10px;
}

.catalog-footer {
  margin-top: 0;
}

.catalog-footer .site-footer-grid {
  width: min(1240px, calc(100% - 80px));
}

.catalog-footer .site-footer-brand img {
  width: 76px;
}

@media (max-width: 1000px) {
  .catalog-product-shell {
    grid-template-columns: 1fr;
  }

  .catalog-buy-panel {
    max-width: 760px;
  }

  .catalog-spec-grid {
    grid-template-columns: repeat(2, 1fr);
  }

}

@media (max-width: 720px) {
  .catalog-breadcrumbs,
  .catalog-product-shell,
  .catalog-information,
  .catalog-related,
  .catalog-footer .site-footer-grid {
    width: min(100% - 32px, 1420px);
  }

  .catalog-breadcrumbs {
    padding: 19px 0;
  }

  .catalog-product-shell {
    gap: 34px;
    padding-bottom: 55px;
  }

  .catalog-gallery {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }

  .catalog-thumbnails {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
  }

  .catalog-thumbnail {
    width: 100%;
  }

  .catalog-main-image {
    aspect-ratio: 1 / 1.08;
  }

  .catalog-buy-panel h1 {
    font-size: clamp(38px, 12vw, 54px);
  }

  .catalog-service-list {
    grid-template-columns: 1fr;
  }

  .catalog-spec-grid {
    grid-template-columns: 1fr 1fr;
    margin-top: 34px;
  }

  .catalog-spec-grid div {
    min-height: 105px;
    padding: 18px;
  }

  .catalog-spec-grid dd {
    font-size: 17px;
  }

  .catalog-tab-list {
    gap: 8px;
    overflow-x: auto;
  }

  .catalog-tab-list button {
    flex: 0 0 auto;
    min-width: 132px;
  }

  .catalog-related {
    padding: 72px 0 90px;
  }

  .catalog-related-grid {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .catalog-sample-dialog-inner {
    padding: 48px 24px 32px;
  }
}

@media (max-width: 480px) {
  .catalog-spec-grid {
    grid-template-columns: 1fr;
  }

  .catalog-price-row {
    align-items: start;
    flex-direction: column;
  }
}