.scheme-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3);
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  color: var(--color-ink);
  text-decoration: none;
  text-align: center;
}

.scheme-brand:hover {
  border-color: var(--color-accent);
}

.scheme-brand__media {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
}

.scheme-brand__media img {
  display: block;
  width: auto;
  height: auto;
  max-width: 50px;
  max-height: 50px;
  object-fit: none;
  image-rendering: -webkit-optimize-contrast;
}

.scheme-brand__fallback,
.scheme-brand__name {
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: var(--leading-tight);
}

.scheme-models {
  display: grid;
  gap: var(--space-4);
}

@media (min-width: 768px) {
  .scheme-models {
    grid-template-columns: repeat(2, 1fr);
  }
}

.scheme-model {
  display: grid;
  grid-template-columns: 8rem 1fr;
  gap: var(--space-4);
  align-items: center;
  padding: var(--space-4);
  background: var(--color-paper);
  border: 1px solid var(--color-line);
  color: var(--color-ink);
  text-decoration: none;
}

.scheme-model:hover {
  border-color: var(--color-accent);
}

.scheme-model__media {
  display: grid;
  place-items: center;
  height: 5rem;
}

.scheme-model__media img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.scheme-model__name {
  display: block;
  font-weight: 600;
}

.scheme-model__full,
.scheme-model__meta {
  display: block;
  margin-top: var(--space-1);
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.scheme-model-head {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.scheme-model-head__img {
  width: 7.5rem;
  height: auto;
  object-fit: contain;
}

.scheme-tree {
  margin: 0;
  padding: 0;
  list-style: none;
  background: var(--color-paper);
  border: 1px solid var(--color-line);
}

.scheme-tree__item {
  border-bottom: 1px solid var(--color-line);
}

.scheme-tree__item:last-child {
  border-bottom: 0;
}

.scheme-tree__toggle,
.scheme-tree__link,
.scheme-tree__label {
  display: block;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  text-align: left;
  background: transparent;
  border: 0;
  color: inherit;
  font: inherit;
  cursor: pointer;
}

.scheme-tree__link {
  text-decoration: none;
  color: var(--color-ink);
}

.scheme-tree__link:hover,
.scheme-tree__toggle:hover {
  background: var(--color-surface);
}

.scheme-tree__label {
  cursor: default;
  color: var(--color-ink-muted);
}

.scheme-tree__kids {
  margin: 0;
  padding: 0 0 0 var(--space-4);
  list-style: none;
  background: var(--color-surface);
}

.scheme-diagram-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-4);
}

.scheme-diagram-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.scheme-viewer {
  margin-bottom: var(--space-6);
  background: var(--color-paper);
  border: 1px solid var(--color-line);
}

.scheme-viewer__toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--color-line);
  font-size: var(--text-sm);
}

.scheme-viewer__zoom-input {
  width: 4.5rem;
  padding: var(--space-1) var(--space-2);
  border: 1px solid var(--color-line);
  background: var(--color-surface);
  color: inherit;
}

.scheme-viewer__frame {
  overflow: hidden;
  height: min(72vh, 720px);
  cursor: grab;
  background:
    repeating-conic-gradient(var(--color-surface) 0% 25%, var(--color-paper) 0% 50%)
    0 0 / 1.25rem 1.25rem;
  touch-action: none;
}

.scheme-viewer__frame.is-dragging {
  cursor: grabbing;
}

.scheme-viewer__stage {
  position: relative;
  transform-origin: 0 0;
  width: max-content;
}

.scheme-viewer__img {
  display: block;
  max-width: none;
  user-select: none;
  -webkit-user-drag: none;
}

.scheme-viewer__missing {
  display: grid;
  place-items: center;
  height: 12rem;
  color: var(--color-ink-muted);
}

.scheme-hotspot {
  position: absolute;
  box-sizing: border-box;
  margin: 0;
  padding: 0 2px;
  border: 1px solid var(--color-accent-hover);
  background: var(--color-accent);
  color: var(--color-on-accent);
  font-size: 10px;
  font-weight: 600;
  line-height: 1.1;
  overflow: hidden;
  cursor: pointer;
  opacity: 1;
}

.scheme-hotspot:hover,
.scheme-hotspot.is-active {
  border-color: var(--color-accent-hover);
  background: var(--color-accent-hover);
  color: var(--color-on-accent);
  z-index: 2;
}

.scheme-hotspot.is-focus {
  border-color: #1e5a9a;
  background: #2b6cb0;
  color: #fff;
  z-index: 3;
}

.scheme-hotspot.is-focus:hover,
.scheme-hotspot.is-focus.is-active {
  border-color: #16487c;
  background: #1e5a9a;
  color: #fff;
}

.scheme-parts {
  overflow: auto;
  background: var(--color-paper);
  border: 1px solid var(--color-line);
}

.scheme-parts__table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.scheme-parts__table th,
.scheme-parts__table td {
  padding: var(--space-2) var(--space-3);
  border-bottom: 1px solid var(--color-line);
  text-align: left;
  vertical-align: top;
}

.scheme-parts__table tbody tr {
  cursor: pointer;
}

.scheme-parts__table tbody tr:hover,
.scheme-parts__table tbody tr.is-active {
  background: var(--color-accent-soft);
}

.scheme-parts__table tbody tr.is-focus {
  background: #e8f0fa;
}

.scheme-parts__table tbody tr.is-focus:hover,
.scheme-parts__table tbody tr.is-focus.is-active {
  background: #d5e4f4;
}

.scheme-parts__buy {
  white-space: nowrap;
}

.scheme-parts__offer-title {
  margin-top: var(--space-1);
  font-size: var(--text-xs);
}

.scheme-parts__table tbody tr.is-in-catalog td:nth-child(2) a {
  color: var(--color-accent);
}

.scheme-fit__grid {
  display: grid;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .scheme-fit__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.scheme-fit__title {
  margin: 0 0 var(--space-3);
  font-size: var(--text-md);
}

.scheme-fit__mark {
  margin: var(--space-3) 0 var(--space-2);
  font-weight: 600;
}

.scheme-fit__list {
  margin: 0;
  padding-left: 1.1rem;
}

.scheme-fit__list a {
  color: var(--color-ink);
  text-decoration: none;
}

.scheme-fit__list a:hover {
  color: var(--color-accent);
}

.scheme-fit__list--inline {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
  padding-left: 0;
  list-style: none;
}