/*
 * LedCommerce component layer. Every class is prefixed with `lc-` so it never
 * collides with the legacy site.css used by the admin/supplier screens.
 */

/* ---------- Icons ---------- */
.lc-icon {
  width: 1.25em;
  height: 1.25em;
  flex: none;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.lc-icon--sm { width: 1rem; height: 1rem; }
.lc-icon--lg { width: 1.75rem; height: 1.75rem; }
.lc-icon--xl { width: 2.25rem; height: 2.25rem; stroke-width: 1.3; }

/* ---------- Buttons ---------- */
.lc-btn {
  --lc-btn-bg: transparent;
  --lc-btn-fg: var(--lc-text);
  --lc-btn-border: var(--lc-border-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--lc-space-2);
  min-height: 2.875rem;
  padding: 0 var(--lc-space-5);
  border: 1px solid var(--lc-btn-border);
  border-radius: var(--lc-radius-sm);
  background: var(--lc-btn-bg);
  color: var(--lc-btn-fg);
  font-family: var(--lc-font-sans);
  font-size: var(--lc-text-base);
  font-weight: var(--lc-weight-semibold);
  letter-spacing: -0.005em;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition:
    background-color var(--lc-dur-fast) var(--lc-ease),
    border-color var(--lc-dur-fast) var(--lc-ease),
    color var(--lc-dur-fast) var(--lc-ease),
    transform var(--lc-dur-fast) var(--lc-ease);
}

.lc-btn:hover {
  text-decoration: none;
  color: var(--lc-btn-fg);
  border-color: var(--lc-text-muted);
}

.lc-btn:active { transform: translateY(1px); }

.lc-btn .lc-icon { transition: transform var(--lc-dur) var(--lc-ease); }
.lc-btn:hover .lc-icon--arrow { transform: translateX(3px); }

.lc-btn--primary {
  --lc-btn-bg: var(--lc-accent);
  --lc-btn-fg: var(--lc-on-accent);
  --lc-btn-border: var(--lc-accent);
}

.lc-btn--primary:hover {
  --lc-btn-bg: var(--lc-accent-hover);
  border-color: var(--lc-accent-hover);
}

.lc-btn--solid {
  --lc-btn-bg: var(--lc-btn-solid-bg);
  --lc-btn-fg: var(--lc-btn-solid-fg);
  --lc-btn-border: var(--lc-btn-solid-bg);
}

.lc-btn--solid:hover { border-color: var(--lc-btn-solid-bg); opacity: 0.92; }

.lc-btn--ghost {
  --lc-btn-border: transparent;
  padding-inline: var(--lc-space-3);
}

.lc-btn--ghost:hover { --lc-btn-bg: var(--lc-surface-hover); border-color: transparent; }

.lc-btn--sm { min-height: 2.25rem; padding-inline: var(--lc-space-4); font-size: var(--lc-text-sm); }
.lc-btn--lg { min-height: 3.25rem; padding-inline: var(--lc-space-6); font-size: var(--lc-text-md); }
.lc-btn--block { width: 100%; }
.lc-btn--icon { padding: 0; width: 2.75rem; min-height: 2.75rem; }

.lc-btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--lc-space-3);
  align-items: center;
}

.lc-btn-row--center { justify-content: center; }

@media (max-width: 479px) {
  .lc-btn-row--stack-mobile { flex-direction: column; align-items: stretch; }
  .lc-btn-row--stack-mobile .lc-btn { width: 100%; }
}

/* ---------- Links ---------- */
.lc-link {
  color: var(--lc-text);
  text-decoration: underline;
  text-decoration-color: var(--lc-border-strong);
  text-underline-offset: 0.22em;
  transition: text-decoration-color var(--lc-dur-fast) var(--lc-ease), color var(--lc-dur-fast) var(--lc-ease);
}

.lc-link:hover { color: var(--lc-text); text-decoration-color: var(--lc-accent); }

.lc-link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--lc-space-2);
  color: var(--lc-text);
  font-weight: var(--lc-weight-semibold);
  text-decoration: none;
}

.lc-link-arrow:hover { color: var(--lc-accent-text); text-decoration: none; }
.lc-link-arrow .lc-icon { transition: transform var(--lc-dur) var(--lc-ease); }
.lc-link-arrow:hover .lc-icon { transform: translateX(3px); }

/* ---------- Section header ---------- */
.lc-section-header {
  display: grid;
  gap: var(--lc-space-4);
  margin-bottom: clamp(2rem, 1.5rem + 2vw, 3.5rem);
  max-width: 46rem;
}

.lc-section-header--split {
  max-width: none;
  grid-template-columns: minmax(0, 1fr);
  align-items: end;
}

@media (min-width: 1024px) {
  .lc-section-header--split {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
    gap: var(--lc-space-12);
  }
}

.lc-section-header--tight { margin-bottom: 0; }

.lc-section-header--center {
  margin-inline: auto;
  text-align: center;
  justify-items: center;
}

/* ---------- Breadcrumb ---------- */
.lc-breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: var(--lc-space-2);
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--lc-text-sm);
  color: var(--lc-text-subtle);
}

.lc-breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: var(--lc-space-2);
  min-width: 0;
}

.lc-breadcrumb li + li::before {
  content: "/";
  color: var(--lc-border-strong);
}

.lc-breadcrumb a {
  color: var(--lc-text-muted);
  text-decoration: none;
}

.lc-breadcrumb a:hover { color: var(--lc-text); text-decoration: underline; }
.lc-breadcrumb [aria-current="page"] {
  color: var(--lc-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 28ch;
}

/* ---------- Chips & badges ---------- */
.lc-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--lc-space-2);
  min-height: 2.25rem;
  padding: 0 var(--lc-space-4);
  border: 1px solid var(--lc-border);
  border-radius: var(--lc-radius-pill);
  background: transparent;
  color: var(--lc-text-muted);
  font-size: var(--lc-text-sm);
  font-weight: var(--lc-weight-medium);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: border-color var(--lc-dur-fast) var(--lc-ease), color var(--lc-dur-fast) var(--lc-ease), background-color var(--lc-dur-fast) var(--lc-ease);
}

.lc-chip:hover { color: var(--lc-text); border-color: var(--lc-border-strong); text-decoration: none; }

.lc-chip[aria-current="true"],
.lc-chip[aria-pressed="true"],
.lc-chip.is-active {
  color: var(--lc-text);
  border-color: var(--lc-text);
  background: var(--lc-surface-raised);
}

.lc-chip__count {
  font-family: var(--lc-font-mono);
  font-size: var(--lc-text-xs);
  color: var(--lc-text-subtle);
}

.lc-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--lc-space-2);
}

.lc-chip-row--scroll {
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
  padding-bottom: 2px;
  margin-inline: calc(-1 * var(--lc-gutter));
  padding-inline: var(--lc-gutter);
  scroll-padding-inline: var(--lc-gutter);
}

.lc-chip-row--scroll::-webkit-scrollbar { display: none; }

.lc-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  padding: 0.2rem 0.55rem;
  border-radius: var(--lc-radius-xs);
  border: 1px solid var(--lc-border);
  font-family: var(--lc-font-mono);
  font-size: var(--lc-text-2xs);
  font-weight: var(--lc-weight-medium);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--lc-text-muted);
  white-space: nowrap;
}

.lc-badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.9;
}

.lc-badge--plain::before { display: none; }
.lc-badge--ok { color: var(--lc-ok-text); }
.lc-badge--warn { color: var(--lc-warn-text); }
.lc-badge--danger { color: var(--lc-danger-text); }
.lc-badge--accent { color: var(--lc-accent-text); border-color: color-mix(in srgb, var(--lc-accent) 40%, transparent); }

.lc-spec-chip {
  display: inline-flex;
  align-items: baseline;
  gap: 0.35em;
  padding: 0.25rem 0.5rem;
  border-radius: var(--lc-radius-xs);
  background: var(--lc-surface-sunken);
  font-family: var(--lc-font-mono);
  font-size: var(--lc-text-xs);
  color: var(--lc-text);
  white-space: nowrap;
}

.lc-spec-chip span { color: var(--lc-text-subtle); font-family: var(--lc-font-sans); }

/* ---------- Cards ---------- */
.lc-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--lc-space-3);
  padding: var(--lc-space-6);
  border: 1px solid var(--lc-border);
  border-radius: var(--lc-radius-md);
  background: var(--lc-surface-raised);
  color: var(--lc-text);
  min-width: 0;
}

.lc-card--flat { background: transparent; }
.lc-card--sunken { background: var(--lc-surface-sunken); }

.lc-card--interactive {
  text-decoration: none;
  transition: border-color var(--lc-dur) var(--lc-ease), transform var(--lc-dur) var(--lc-ease), box-shadow var(--lc-dur) var(--lc-ease);
}

.lc-card--interactive:hover {
  color: var(--lc-text);
  text-decoration: none;
  border-color: var(--lc-border-strong);
  transform: translateY(-2px);
  box-shadow: var(--lc-shadow-md);
}

.lc-card__icon {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: var(--lc-radius-sm);
  border: 1px solid var(--lc-border);
  background: var(--lc-surface-sunken);
  color: var(--lc-text);
}

.lc-card__icon--sm { width: 1.75rem; height: 1.75rem; }

.lc-card__title { font-size: var(--lc-text-lg); font-weight: var(--lc-weight-semibold); letter-spacing: -0.01em; }
.lc-card__text { margin: 0; color: var(--lc-text-muted); font-size: var(--lc-text-sm); line-height: 1.55; }

.lc-card__footer {
  margin-top: auto;
  padding-top: var(--lc-space-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--lc-space-3);
}

/* Index number on process cards */
.lc-index {
  font-family: var(--lc-font-mono);
  font-size: var(--lc-text-xs);
  color: var(--lc-accent-text);
  letter-spacing: 0.08em;
}

/* ---------- Media frame (placeholder-ready product imagery) ---------- */
.lc-media-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: var(--lc-media-ratio, 4 / 3);
  border-radius: var(--lc-radius-sm);
  background:
    radial-gradient(120% 90% at 50% 0%, color-mix(in srgb, var(--lc-surface-hover) 85%, transparent), transparent 70%),
    var(--lc-surface-sunken);
  border: 1px solid var(--lc-border);
  isolation: isolate;
}

.lc-media-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at center, var(--lc-pixel-dot) 1px, transparent 1.5px);
  background-size: 12px 12px;
  mask-image: radial-gradient(80% 70% at 50% 45%, #000 30%, transparent 85%);
  z-index: -1;
}

.lc-media-frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.lc-media-frame__placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  align-content: center;
  gap: var(--lc-space-3);
  color: var(--lc-text-subtle);
  text-align: center;
  padding: var(--lc-space-4);
}

.lc-media-frame__placeholder .lc-icon { width: 3rem; height: 3rem; stroke-width: 1.1; color: var(--lc-text-muted); }

.lc-media-frame__label {
  font-family: var(--lc-font-mono);
  font-size: var(--lc-text-2xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.lc-media-frame__corner {
  position: absolute;
  inset: var(--lc-space-3);
  pointer-events: none;
  background:
    linear-gradient(var(--lc-border-strong), var(--lc-border-strong)) top left / 10px 1px,
    linear-gradient(var(--lc-border-strong), var(--lc-border-strong)) top left / 1px 10px,
    linear-gradient(var(--lc-border-strong), var(--lc-border-strong)) top right / 10px 1px,
    linear-gradient(var(--lc-border-strong), var(--lc-border-strong)) top right / 1px 10px,
    linear-gradient(var(--lc-border-strong), var(--lc-border-strong)) bottom left / 10px 1px,
    linear-gradient(var(--lc-border-strong), var(--lc-border-strong)) bottom left / 1px 10px,
    linear-gradient(var(--lc-border-strong), var(--lc-border-strong)) bottom right / 10px 1px,
    linear-gradient(var(--lc-border-strong), var(--lc-border-strong)) bottom right / 1px 10px;
  background-repeat: no-repeat;
}

/* ---------- Product card ---------- */
.lc-product-card {
  position: relative;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--lc-border);
  border-radius: var(--lc-radius-md);
  background: var(--lc-surface-raised);
  overflow: hidden;
  min-width: 0;
  transition: border-color var(--lc-dur) var(--lc-ease), box-shadow var(--lc-dur) var(--lc-ease), transform var(--lc-dur) var(--lc-ease);
}

.lc-product-card:hover,
.lc-product-card:focus-within {
  border-color: var(--lc-border-strong);
  box-shadow: var(--lc-shadow-md);
  transform: translateY(-2px);
}

.lc-product-card .lc-media-frame {
  border: 0;
  border-bottom: 1px solid var(--lc-border);
  border-radius: 0;
  --lc-media-ratio: 16 / 11;
}

.lc-product-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--lc-space-3);
  padding: var(--lc-space-5);
  flex: 1;
}

.lc-product-card__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--lc-space-2);
  font-size: var(--lc-text-xs);
  color: var(--lc-text-subtle);
}

.lc-product-card__title {
  font-size: var(--lc-text-md);
  font-weight: var(--lc-weight-semibold);
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.lc-product-card__link {
  color: var(--lc-text);
  text-decoration: none;
}

.lc-product-card__link:hover { color: var(--lc-text); text-decoration: none; }

/* Whole-card click target, keeps a single focusable link */
.lc-product-card__link::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
}

.lc-product-card__link:focus-visible { box-shadow: none; }
.lc-product-card:has(.lc-product-card__link:focus-visible) { box-shadow: var(--lc-focus-ring); }

.lc-product-card__specs {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--lc-space-2);
}

.lc-product-card__footer {
  margin-top: auto;
  padding-top: var(--lc-space-4);
  border-top: 1px solid var(--lc-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--lc-space-3);
  font-size: var(--lc-text-sm);
}

/* ---------- Price presentation ---------- */
.lc-price {
  display: grid;
  gap: var(--lc-space-1);
}

.lc-price__label {
  font-family: var(--lc-font-mono);
  font-size: var(--lc-text-2xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--lc-text-subtle);
}

.lc-price__amount {
  font-size: var(--lc-text-2xl);
  font-weight: var(--lc-weight-semibold);
  letter-spacing: var(--lc-tracking-tight);
  font-variant-numeric: tabular-nums;
}

.lc-price__quote {
  font-size: var(--lc-text-lg);
  font-weight: var(--lc-weight-semibold);
}

.lc-price__note {
  margin: 0;
  font-size: var(--lc-text-sm);
  color: var(--lc-text-muted);
}

.lc-price--inline {
  display: inline-flex;
  align-items: baseline;
  gap: var(--lc-space-2);
}

.lc-price--inline .lc-price__quote { font-size: var(--lc-text-sm); }

/* ---------- Technical specification rows ---------- */
.lc-spec-list {
  margin: 0;
  display: grid;
  border-top: 1px solid var(--lc-border);
}

.lc-spec-list > div {
  display: grid;
  grid-template-columns: minmax(8rem, 0.9fr) minmax(0, 1.1fr);
  gap: var(--lc-space-4);
  padding: var(--lc-space-3) 0;
  border-bottom: 1px solid var(--lc-border);
  align-items: baseline;
}

.lc-spec-list dt {
  color: var(--lc-text-muted);
  font-size: var(--lc-text-sm);
}

.lc-spec-list dd {
  margin: 0;
  font-family: var(--lc-font-mono);
  font-size: var(--lc-text-sm);
  color: var(--lc-text);
  overflow-wrap: anywhere;
}

.lc-spec-list--compact > div { padding: var(--lc-space-2) 0; }

@media (min-width: 768px) {
  .lc-spec-list--columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: var(--lc-space-10);
    border-top: 0;
  }

  .lc-spec-list--columns > div:nth-child(-n + 2) { border-top: 1px solid var(--lc-border); }
}

/* ---------- Alerts / banners ---------- */
.lc-alert {
  --lc-alert-color: var(--lc-info-text);
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--lc-space-3);
  align-items: start;
  padding: var(--lc-space-4) var(--lc-space-5);
  border: 1px solid color-mix(in srgb, var(--lc-alert-color) 35%, transparent);
  border-left: 3px solid var(--lc-alert-color);
  border-radius: var(--lc-radius-sm);
  background: color-mix(in srgb, var(--lc-alert-color) 8%, var(--lc-surface-raised));
  color: var(--lc-text);
  font-size: var(--lc-text-sm);
}

.lc-alert .lc-icon { color: var(--lc-alert-color); margin-top: 0.1rem; }
.lc-alert p { margin: 0; }
.lc-alert strong { display: block; margin-bottom: 0.15rem; }
.lc-alert--ok { --lc-alert-color: var(--lc-ok-text); }
.lc-alert--warn { --lc-alert-color: var(--lc-warn-text); }
.lc-alert--danger { --lc-alert-color: var(--lc-danger-text); }
.lc-alert--note { --lc-alert-color: var(--lc-text-subtle); }

/* Illustrative-content marker: keeps sample content honest */
.lc-demo-note {
  display: inline-flex;
  align-items: center;
  gap: var(--lc-space-2);
  padding: 0.25rem 0.6rem;
  border: 1px dashed var(--lc-border-strong);
  border-radius: var(--lc-radius-xs);
  font-family: var(--lc-font-mono);
  font-size: var(--lc-text-2xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lc-text-muted);
}

/* ---------- Empty & loading states ---------- */
.lc-empty {
  display: grid;
  justify-items: center;
  gap: var(--lc-space-3);
  padding: clamp(2.5rem, 2rem + 3vw, 4rem) var(--lc-space-6);
  border: 1px dashed var(--lc-border-strong);
  border-radius: var(--lc-radius-md);
  text-align: center;
  color: var(--lc-text-muted);
}

.lc-empty .lc-icon { width: 2.5rem; height: 2.5rem; color: var(--lc-text-subtle); stroke-width: 1.2; }
.lc-empty h2,
.lc-empty h3 { color: var(--lc-text); font-size: var(--lc-text-lg); }
.lc-empty p { margin: 0; max-width: 34rem; }

.lc-skeleton {
  border-radius: var(--lc-radius-xs);
  background: linear-gradient(90deg, var(--lc-surface-sunken) 0%, var(--lc-surface-hover) 50%, var(--lc-surface-sunken) 100%);
  background-size: 200% 100%;
  animation: lc-shimmer 1.4s linear infinite;
}

@keyframes lc-shimmer {
  to { background-position: -200% 0; }
}

.lc-spinner {
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  border: 2px solid var(--lc-border-strong);
  border-top-color: var(--lc-accent);
  animation: lc-spin 0.8s linear infinite;
}

@keyframes lc-spin { to { transform: rotate(360deg); } }

/* ---------- Forms ---------- */
.lc-field {
  display: grid;
  gap: var(--lc-space-2);
  min-width: 0;
}

.lc-label {
  font-size: var(--lc-text-sm);
  font-weight: var(--lc-weight-medium);
  color: var(--lc-text);
}

.lc-hint {
  font-size: var(--lc-text-xs);
  color: var(--lc-text-subtle);
  margin: 0;
}

.lc-input,
.lc-select {
  width: 100%;
  min-height: 2.875rem;
  padding: 0 var(--lc-space-4);
  border: 1px solid var(--lc-border-strong);
  border-radius: var(--lc-radius-sm);
  background: var(--lc-surface-raised);
  color: var(--lc-text);
  font-size: var(--lc-text-base);
  transition: border-color var(--lc-dur-fast) var(--lc-ease), box-shadow var(--lc-dur-fast) var(--lc-ease);
}

.lc-input::placeholder { color: var(--lc-text-subtle); }
.lc-input:hover,
.lc-select:hover { border-color: var(--lc-text-muted); }
.lc-input:focus-visible,
.lc-select:focus-visible { border-color: var(--lc-accent); }

.lc-select {
  appearance: none;
  padding-right: var(--lc-space-10);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none' stroke='%238a919b' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M1 1.5 6 6.5l5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
}

.lc-input-group {
  display: flex;
  align-items: stretch;
  gap: var(--lc-space-2);
}

.lc-input-group .lc-input { flex: 1; min-width: 0; }

.lc-input-affix {
  position: relative;
  display: block;
}

.lc-input-affix .lc-input { padding-left: 2.75rem; }

.lc-input-affix > .lc-icon {
  position: absolute;
  left: 0.95rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--lc-text-subtle);
  pointer-events: none;
}

.lc-unit-input {
  position: relative;
}

.lc-unit-input .lc-input { padding-right: 3.25rem; font-variant-numeric: tabular-nums; }

.lc-unit-input__unit {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--lc-font-mono);
  font-size: var(--lc-text-sm);
  color: var(--lc-text-subtle);
  pointer-events: none;
}

.lc-fieldset {
  margin: 0;
  padding: 0;
  border: 0;
  min-width: 0;
}

.lc-fieldset legend {
  padding: 0;
  margin-bottom: var(--lc-space-3);
  font-size: var(--lc-text-sm);
  font-weight: var(--lc-weight-semibold);
}

.lc-check {
  display: flex;
  align-items: center;
  gap: var(--lc-space-3);
  min-height: 2.25rem;
  font-size: var(--lc-text-sm);
  color: var(--lc-text-muted);
  cursor: pointer;
}

.lc-check:hover { color: var(--lc-text); }

.lc-check input {
  appearance: none;
  width: 1.125rem;
  height: 1.125rem;
  margin: 0;
  flex: none;
  border: 1px solid var(--lc-border-strong);
  border-radius: var(--lc-radius-xs);
  background: var(--lc-surface-raised);
  display: grid;
  place-items: center;
  cursor: pointer;
}

.lc-check input[type="radio"] { border-radius: 50%; }

.lc-check input::after {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 1px;
  background: var(--lc-on-accent);
  transform: scale(0);
  transition: transform var(--lc-dur-fast) var(--lc-ease);
}

.lc-check input[type="radio"]::after { border-radius: 50%; }

.lc-check input:checked {
  background: var(--lc-accent);
  border-color: var(--lc-accent);
}

.lc-check input:checked::after { transform: scale(1); }
.lc-check:has(input:checked) { color: var(--lc-text); }
.lc-check__count { margin-left: auto; font-family: var(--lc-font-mono); font-size: var(--lc-text-xs); color: var(--lc-text-subtle); }

/* Selectable option card (radio/checkbox) */
.lc-option {
  position: relative;
  display: grid;
  gap: var(--lc-space-2);
  padding: var(--lc-space-5);
  border: 1px solid var(--lc-border);
  border-radius: var(--lc-radius-md);
  background: var(--lc-surface-raised);
  cursor: pointer;
  transition: border-color var(--lc-dur-fast) var(--lc-ease), background-color var(--lc-dur-fast) var(--lc-ease);
}

.lc-option:hover { border-color: var(--lc-border-strong); }

.lc-option input {
  position: absolute;
  opacity: 0;
  inset: 0;
  margin: 0;
  cursor: pointer;
}

.lc-option:has(input:checked) {
  border-color: var(--lc-accent);
  box-shadow: inset 0 0 0 1px var(--lc-accent);
}

.lc-option:has(input:focus-visible) { box-shadow: var(--lc-focus-ring); }

.lc-option__check {
  position: absolute;
  top: var(--lc-space-4);
  right: var(--lc-space-4);
  width: 1.125rem;
  height: 1.125rem;
  border-radius: 50%;
  border: 1px solid var(--lc-border-strong);
  display: grid;
  place-items: center;
}

.lc-option:has(input:checked) .lc-option__check {
  background: var(--lc-accent);
  border-color: var(--lc-accent);
}

.lc-option:has(input:checked) .lc-option__check::after {
  content: "";
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--lc-on-accent);
}

.lc-option__title { font-weight: var(--lc-weight-semibold); padding-right: var(--lc-space-6); }
.lc-option__text { font-size: var(--lc-text-sm); color: var(--lc-text-muted); }

/* Choice pill (radio) */
.lc-pick { position: relative; display: inline-flex; cursor: pointer; }
.lc-pick input { position: absolute; opacity: 0; inset: 0; margin: 0; cursor: pointer; }
.lc-pick span {
  display: inline-flex;
  align-items: center;
  min-height: 2.5rem;
  padding: 0 var(--lc-space-4);
  border: 1px solid var(--lc-border-strong);
  border-radius: var(--lc-radius-pill);
  font-size: var(--lc-text-sm);
  font-weight: var(--lc-weight-medium);
  color: var(--lc-text-muted);
  transition: border-color var(--lc-dur-fast) var(--lc-ease), color var(--lc-dur-fast) var(--lc-ease), background-color var(--lc-dur-fast) var(--lc-ease);
}

.lc-pick:hover span { color: var(--lc-text); border-color: var(--lc-text-muted); }
.lc-pick input:checked + span { background: var(--lc-btn-solid-bg); border-color: var(--lc-btn-solid-bg); color: var(--lc-btn-solid-fg); }
.lc-pick input:focus-visible + span { box-shadow: var(--lc-focus-ring); }

/* ---------- Disclosure (details/summary) ---------- */
.lc-disclosure {
  border-bottom: 1px solid var(--lc-border);
}

.lc-disclosure > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--lc-space-4);
  padding: var(--lc-space-5) 0;
  cursor: pointer;
  list-style: none;
  font-weight: var(--lc-weight-semibold);
}

.lc-disclosure > summary::-webkit-details-marker { display: none; }

.lc-disclosure > summary::after {
  content: "";
  width: 0.65rem;
  height: 0.65rem;
  flex: none;
  border-right: 1.6px solid var(--lc-text-muted);
  border-bottom: 1.6px solid var(--lc-text-muted);
  transform: translateY(-25%) rotate(45deg);
  transition: transform var(--lc-dur) var(--lc-ease);
}

.lc-disclosure[open] > summary::after { transform: translateY(15%) rotate(-135deg); }
.lc-disclosure > summary:hover { color: var(--lc-text); }
.lc-disclosure__body { padding-bottom: var(--lc-space-5); color: var(--lc-text-muted); }
.lc-disclosure__body > :first-child { margin-top: 0; }
.lc-disclosure__body > :last-child { margin-bottom: 0; }

/* ---------- Process steps ---------- */
.lc-steps {
  display: grid;
  gap: var(--lc-space-4);
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: lc-step;
}

@media (min-width: 768px) {
  .lc-steps--row { grid-template-columns: repeat(var(--lc-steps, 5), minmax(0, 1fr)); gap: 0; }
}

.lc-step {
  position: relative;
  display: grid;
  gap: var(--lc-space-2);
  align-content: start;
  padding: var(--lc-space-6) var(--lc-space-5) var(--lc-space-6) 0;
  border-top: 1px solid var(--lc-border-strong);
}

.lc-step::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 1px;
  background: var(--lc-accent);
}

.lc-step__index {
  font-family: var(--lc-font-mono);
  font-size: var(--lc-text-xs);
  color: var(--lc-text-subtle);
  letter-spacing: 0.08em;
}

.lc-step__title { font-size: var(--lc-text-lg); font-weight: var(--lc-weight-semibold); letter-spacing: -0.01em; }
.lc-step__text { margin: 0; color: var(--lc-text-muted); font-size: var(--lc-text-sm); }

/* ---------- Feature list (check rows) ---------- */
.lc-checklist {
  display: grid;
  gap: var(--lc-space-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.lc-checklist li {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: var(--lc-space-3);
  align-items: start;
  color: var(--lc-text-muted);
}

.lc-checklist li .lc-icon { color: var(--lc-accent-text); margin-top: 0.15rem; }
.lc-checklist strong { color: var(--lc-text); font-weight: var(--lc-weight-semibold); }

/* ---------- Divider ---------- */
.lc-rule {
  height: 1px;
  border: 0;
  margin: 0;
  background: var(--lc-border);
}

/* ---------- Page intro (compact hero for inner pages) ---------- */
.lc-page-intro {
  position: relative;
  padding-block: clamp(2.5rem, 2rem + 3vw, 4.5rem) clamp(2rem, 1.5rem + 2.5vw, 3.5rem);
  border-bottom: 1px solid var(--lc-border);
  background: var(--lc-surface);
  overflow: hidden;
}

.lc-page-intro::after {
  content: "";
  position: absolute;
  inset: 0 0 0 auto;
  width: min(48%, 640px);
  background-image: radial-gradient(circle at center, var(--lc-pixel-dot) 1.1px, transparent 1.6px);
  background-size: 14px 14px;
  mask-image: linear-gradient(90deg, transparent, #000 60%);
  pointer-events: none;
}

.lc-page-intro > .lc-container {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--lc-space-5);
}

.lc-page-intro .lc-h1 { max-width: 20ch; }

/* ---------- Dual-path CTA band ---------- */
.lc-paths {
  display: grid;
  gap: var(--lc-space-4);
}

@media (min-width: 768px) {
  .lc-paths { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.lc-path {
  position: relative;
  display: grid;
  gap: var(--lc-space-4);
  align-content: start;
  padding: clamp(1.5rem, 1.1rem + 1.6vw, 2.5rem);
  border: 1px solid var(--lc-border);
  border-radius: var(--lc-radius-lg);
  background: var(--lc-surface-raised);
  overflow: hidden;
}

.lc-path--featured {
  border-color: color-mix(in srgb, var(--lc-accent) 45%, var(--lc-border));
  background:
    radial-gradient(90% 120% at 100% 0%, color-mix(in srgb, var(--lc-accent) 12%, transparent), transparent 60%),
    var(--lc-surface-raised);
}

.lc-path__title { font-size: var(--lc-text-2xl); letter-spacing: var(--lc-tracking-tight); }
.lc-path__text { margin: 0; color: var(--lc-text-muted); max-width: 32rem; }
.lc-path .lc-btn-row { margin-top: var(--lc-space-2); }

@media (max-width: 639px) {
  .lc-product-card .lc-media-frame { --lc-media-ratio: 2 / 1; }
  .lc-product-card__body { padding: var(--lc-space-4); }
}

.lc-icon--flip { transform: rotate(180deg); }

/* ---------- Use-case scenes (shared by home rail and solutions page) ---------- */
.lc-solution-tile__scene {
  position: relative;
  height: 12rem;
  overflow: hidden;
  background:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px) 0 0 / 24px 24px,
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px) 0 0 / 24px 24px,
    linear-gradient(180deg, var(--lc-graphite-850), var(--lc-graphite-990));
}

.lc-solution-tile__screen {
  position: absolute;
  left: 50%;
  top: 46%;
  width: 62%;
  aspect-ratio: 16 / 9;
  transform: translate(-50%, -50%);
  border-radius: 2px;
  background:
    radial-gradient(70% 90% at 25% 70%, rgba(255, 112, 36, 0.85), transparent 65%),
    radial-gradient(60% 80% at 75% 30%, rgba(112, 148, 214, 0.75), transparent 70%),
    #101216;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.1), 0 0 40px -10px rgba(255, 107, 26, 0.45);
  transition: transform var(--lc-dur-slow) var(--lc-ease-out);
}

.lc-solution-tile__screen::after { content: ""; position: absolute; inset: 0; border-radius: inherit; background-image: radial-gradient(circle at center, transparent 0.7px, rgba(8, 9, 10, 0.55) 1.1px); background-size: 4px 4px; }
:is(.lc-solution-tile, .lc-solution):hover .lc-solution-tile__screen { transform: translate(-50%, -50%) scale(1.04); }

.lc-solution-tile__ground { position: absolute; left: 0; right: 0; bottom: 0; height: 22%; border-top: 1px solid var(--lc-border); background: rgba(255, 255, 255, 0.02); }

[data-kind="outdoor"] .lc-solution-tile__screen { top: 38%; width: 54%; }
[data-kind="outdoor"] .lc-solution-tile__screen::before { content: ""; position: absolute; left: 50%; top: 100%; width: 6px; height: 3.2rem; transform: translateX(-50%); background: var(--lc-graphite-600); }
[data-kind="meeting"] .lc-solution-tile__screen { top: 40%; width: 46%; }
[data-kind="meeting"] .lc-solution-tile__ground::before { content: ""; position: absolute; left: 22%; right: 22%; top: -0.6rem; height: 0.6rem; border-radius: 2px 2px 0 0; background: var(--lc-graphite-700); }
[data-kind="retail"] .lc-solution-tile__screen { width: 30%; aspect-ratio: 9 / 16; top: 48%; }
[data-kind="retail"] .lc-solution-tile__scene::after { content: ""; position: absolute; inset: 14% 18% 22%; border: 2px solid var(--lc-graphite-600); border-bottom: 0; }
[data-kind="stage"] .lc-solution-tile__screen { width: 70%; aspect-ratio: 21 / 9; top: 40%; }
[data-kind="stage"] .lc-solution-tile__scene::after { content: ""; position: absolute; left: 10%; right: 10%; top: 12%; height: 6px; background: repeating-linear-gradient(90deg, var(--lc-graphite-500) 0 6px, transparent 6px 12px); }
[data-kind="venue"] .lc-solution-tile__screen { width: 84%; aspect-ratio: 32 / 9; top: 34%; border-radius: 40% 40% 2px 2px / 12% 12% 2px 2px; }
[data-kind="custom"] .lc-solution-tile__screen { width: 34%; aspect-ratio: 1; clip-path: polygon(0 0, 100% 0, 100% 62%, 62% 100%, 0 100%); }
[data-kind="custom"] .lc-solution-tile__ground::before { content: ""; position: absolute; left: 63%; top: -4.2rem; width: 16%; aspect-ratio: 1; border-radius: 2px; background: radial-gradient(70% 90% at 25% 70%, rgba(255, 112, 36, 0.7), transparent 65%), #101216; }


/* ---------- Add to cart ---------- */
.lc-add-to-cart { display: flex; flex-wrap: wrap; align-items: flex-end; gap: var(--lc-space-3); margin: 0; }
.lc-add-to-cart .lc-btn { flex: 1 1 auto; }
.lc-add-to-cart__qty { flex: 0 0 auto; }
.lc-add-to-cart--compact { display: inline-flex; }
.lc-add-to-cart--compact .lc-btn { flex: none; white-space: nowrap; }
/* Inside a product card the form sits above the whole-card link. */
.lc-product-card .lc-add-to-cart { position: relative; z-index: 2; }
.lc-qty { width: 5.5rem; text-align: center; font-variant-numeric: tabular-nums; }
.lc-price__amount--card { font-size: var(--lc-text-md); white-space: nowrap; }

/* =========================================================== SUPPORT PROMISE (owner, 2026-10-14) */
/* Remote set-up and support from the first purchase to the installation, for Colorlight, NovaStar and Huidu. */
.lc-promise__steps {
  display: grid;
  gap: var(--lc-space-6);
  margin: 0;
  padding: 0;
  list-style: none;
}
@media (min-width: 768px) { .lc-promise__steps { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.lc-promise__step { display: grid; gap: var(--lc-space-3); align-content: start; padding-top: var(--lc-space-5); border-top: 1px solid var(--lc-border-strong); }
.lc-promise__n { font-family: var(--lc-font-mono); font-size: var(--lc-text-xs); color: var(--lc-text-subtle); }
.lc-promise__step .lc-icon { color: var(--lc-accent-text); }
.lc-promise__step h3 { font-size: var(--lc-text-lg); }
.lc-promise__step p { margin: 0; color: var(--lc-text-muted); font-size: var(--lc-text-sm); }
.lc-promise__brands { display: flex; flex-wrap: wrap; gap: var(--lc-space-2); margin: var(--lc-space-8) 0 0; padding: 0; list-style: none; }
.lc-promise__brands li { padding: var(--lc-space-1) var(--lc-space-3); border: 1px solid var(--lc-border-strong); border-radius: 999px; font-size: var(--lc-text-sm); }

.lc-promise-strip {
  display: flex;
  gap: var(--lc-space-3);
  align-items: flex-start;
  margin-block: var(--lc-space-4);
  padding: var(--lc-space-3) var(--lc-space-4);
  border: 1px solid var(--lc-border);
  border-left: 3px solid var(--lc-accent);
  border-radius: var(--lc-radius-md);
  max-width: 60rem;
}
.lc-promise-strip > .lc-icon { flex: none; margin-top: 0.15em; color: var(--lc-accent-text); }
.lc-promise-strip p { margin: 0; font-size: var(--lc-text-sm); color: var(--lc-text-muted); }
.lc-promise-strip strong { color: var(--lc-text); }

/* =========================================================== STORE LAYER (commerce-first UI) */
/* Components as they look on the light store theme (tokens.css .lc-theme-store). Calm surfaces, product
   imagery and prices dominate, the accent only marks the action. Dark technical sections keep the rules above. */

.lc-theme-store .lc-eyebrow {
  font-family: var(--lc-font-sans);
  font-size: var(--lc-text-xs);
  font-weight: var(--lc-weight-semibold);
  letter-spacing: 0.08em;
  color: var(--lc-text-subtle);
}

.lc-theme-store .lc-h1 { font-size: clamp(1.875rem, 1.45rem + 1.6vw, 2.625rem); letter-spacing: -0.025em; }
.lc-theme-store .lc-h2 { font-size: clamp(1.5rem, 1.2rem + 1.15vw, 2.125rem); letter-spacing: -0.02em; }
.lc-theme-store .lc-lead { font-size: var(--lc-text-md); line-height: 1.55; }
.lc-theme-store .lc-section { padding-block: clamp(3rem, 2.25rem + 3vw, 5rem); }
.lc-theme-store .lc-section-header { margin-bottom: clamp(1.5rem, 1.2rem + 1.2vw, 2.25rem); }

.lc-theme-store .lc-badge {
  font-family: var(--lc-font-sans);
  font-size: 0.72rem;
  font-weight: var(--lc-weight-semibold);
  letter-spacing: 0.02em;
  text-transform: none;
  border-radius: var(--lc-radius-pill);
  padding: 0.18rem 0.6rem;
}

.lc-theme-store .lc-spec-chip {
  padding: 0.3rem 0.55rem;
  border-radius: var(--lc-radius-sm);
  background: var(--lc-store-media);
  font-family: var(--lc-font-sans);
  font-size: var(--lc-text-xs);
  font-weight: var(--lc-weight-semibold);
  font-variant-numeric: tabular-nums;
}

.lc-theme-store .lc-spec-chip span { font-weight: var(--lc-weight-regular); }

.lc-theme-store .lc-spec-list dd { font-family: var(--lc-font-sans); font-weight: var(--lc-weight-medium); font-variant-numeric: tabular-nums; }

.lc-theme-store .lc-btn { border-radius: var(--lc-radius-md); }
.lc-theme-store .lc-btn:not(.lc-btn--primary, .lc-btn--solid, .lc-btn--ghost):hover { border-color: var(--lc-text); }
.lc-theme-store .lc-input,
.lc-theme-store .lc-select { background: var(--lc-surface); border-radius: var(--lc-radius-md); }

.lc-theme-store .lc-card { border-color: var(--lc-store-line); border-radius: var(--lc-radius-lg); }
.lc-theme-store .lc-card--interactive:hover { box-shadow: var(--lc-shadow-card-hover); }

.lc-theme-store .lc-alert { border-radius: var(--lc-radius-md); }
.lc-theme-store .lc-empty { border-style: solid; border-color: var(--lc-store-line); background: var(--lc-store-canvas); border-radius: var(--lc-radius-lg); }

/* Page intro on store pages: a calm canvas band, no dot field. */
.lc-theme-store .lc-page-intro:not(.lc-theme-dark) {
  padding-block: clamp(1.75rem, 1.4rem + 1.6vw, 2.75rem) clamp(1.5rem, 1.2rem + 1.2vw, 2.25rem);
  background: var(--lc-store-canvas);
  border-bottom-color: var(--lc-store-line);
}

.lc-theme-store .lc-page-intro:not(.lc-theme-dark)::after { content: none; }
.lc-theme-store .lc-page-intro:not(.lc-theme-dark) > .lc-container { gap: var(--lc-space-3); }
.lc-theme-store .lc-page-intro .lc-h1 { max-width: 30ch; }

/* ---------- Product card (store) ---------- */
.lc-theme-store .lc-product-card {
  border-color: var(--lc-store-line);
  border-radius: var(--lc-radius-lg);
  box-shadow: var(--lc-shadow-card);
}

.lc-theme-store .lc-product-card:hover,
.lc-theme-store .lc-product-card:focus-within {
  border-color: var(--lc-border-strong);
  box-shadow: var(--lc-shadow-card-hover);
  transform: translateY(-2px);
}

.lc-theme-store .lc-product-card .lc-media-frame {
  --lc-media-ratio: 4 / 3;
  background: var(--lc-store-media);
  border-bottom-color: var(--lc-store-line);
}

.lc-theme-store .lc-product-card .lc-media-frame::before { opacity: 0.5; }
.lc-theme-store .lc-product-card .lc-media-frame__corner { display: none; }

.lc-theme-store .lc-product-card .lc-media-frame__image:not(.lc-media-frame__image--art) {
  padding: 6%;
  mix-blend-mode: multiply;
  transition: transform var(--lc-dur-slow) var(--lc-ease-out);
}

/* A drawing made from the product's own values is a dark plate: it fills the frame like a photo would. */
.lc-theme-store .lc-product-card .lc-media-frame__image--art { object-fit: cover; }
.lc-theme-store .lc-product-card:hover .lc-media-frame__image:not(.lc-media-frame__image--art) { transform: scale(1.03); }

.lc-theme-store .lc-product-card__body { gap: var(--lc-space-2); padding: var(--lc-space-4) var(--lc-space-5) var(--lc-space-5); }

.lc-product-card__meta { margin: 0; flex-wrap: wrap; justify-content: flex-start; column-gap: var(--lc-space-2); }
.lc-product-card__brand { color: var(--lc-text); font-weight: var(--lc-weight-semibold); }
.lc-product-card__kind { color: var(--lc-text-subtle); }
.lc-product-card__kind::before { content: "\00B7"; margin-right: var(--lc-space-2); color: var(--lc-text-subtle); }

.lc-theme-store .lc-product-card__title {
  font-size: var(--lc-text-md);
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 2.6em;
}

.lc-theme-store .lc-product-card__specs { gap: 0.375rem; margin-top: var(--lc-space-1); }

.lc-theme-store .lc-product-card__footer {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  justify-content: stretch;
  gap: var(--lc-space-3);
  align-items: stretch;
  margin-top: auto;
  padding-top: var(--lc-space-4);
  border-top: 0;
}

.lc-product-card__price { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: var(--lc-space-1) var(--lc-space-3); min-width: 0; }
.lc-theme-store .lc-price__amount--card { font-size: var(--lc-text-xl); font-weight: var(--lc-weight-bold); letter-spacing: -0.02em; }
.lc-theme-store .lc-product-card .lc-price__quote { font-size: var(--lc-text-sm); font-weight: var(--lc-weight-semibold); color: var(--lc-text); }

.lc-product-card__stock {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  font-size: var(--lc-text-xs);
  color: var(--lc-text-subtle);
  white-space: nowrap;
}

.lc-product-card__stock::before { content: ""; width: 0.45rem; height: 0.45rem; border-radius: 50%; background: currentColor; opacity: 0.85; }
.lc-product-card__stock--ok { color: var(--lc-ok-text); }
.lc-product-card__stock--warn { color: var(--lc-warn-text); }
.lc-product-card__stock--danger { color: var(--lc-danger-text); }
.lc-product-card__stock--accent { color: var(--lc-accent-text); }
.lc-product-card__stock--plain::before { background: var(--lc-border-strong); }

.lc-theme-store .lc-product-card .lc-add-to-cart--compact { display: flex; }
.lc-theme-store .lc-product-card .lc-add-to-cart--compact .lc-btn { flex: 1 1 auto; min-height: 2.625rem; }
.lc-product-card__more { pointer-events: none; }

/* ---------- Price (store) ---------- */
.lc-theme-store .lc-price__amount { font-weight: var(--lc-weight-bold); letter-spacing: -0.025em; }
.lc-theme-store .lc-price__label { font-family: var(--lc-font-sans); letter-spacing: 0.06em; font-weight: var(--lc-weight-semibold); }

/* ---------- Store section heading: title, one line, "see all" ---------- */
.lc-store-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--lc-space-3) var(--lc-space-8);
  margin-bottom: clamp(1.25rem, 1rem + 1vw, 2rem);
}

.lc-store-head__text { display: grid; gap: var(--lc-space-2); max-width: 44rem; }
.lc-store-head__text p:not(.lc-eyebrow) { margin: 0; color: var(--lc-text-muted); }

/* ---------- Category tiles ---------- */
.lc-cat-grid {
  display: grid;
  gap: var(--lc-space-3);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
}

@media (min-width: 768px) { .lc-cat-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--lc-space-4); } }
@media (min-width: 1200px) { .lc-cat-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }

.lc-cat-tile {
  position: relative;
  display: grid;
  grid-template-rows: auto 1fr;
  height: 100%;
  border: 1px solid var(--lc-store-line, var(--lc-border));
  border-radius: var(--lc-radius-lg);
  background: var(--lc-surface-raised);
  color: var(--lc-text);
  text-decoration: none;
  overflow: hidden;
  transition: border-color var(--lc-dur) var(--lc-ease), box-shadow var(--lc-dur) var(--lc-ease), transform var(--lc-dur) var(--lc-ease);
}

.lc-cat-tile:hover { color: var(--lc-text); text-decoration: none; border-color: var(--lc-border-strong); box-shadow: var(--lc-shadow-card-hover); transform: translateY(-2px); }

.lc-cat-tile__media {
  display: grid;
  place-items: center;
  aspect-ratio: 4 / 3;
  background: var(--lc-store-media, var(--lc-surface-sunken));
  overflow: hidden;
}

.lc-cat-tile__media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 10%;
  mix-blend-mode: multiply;
  transition: transform var(--lc-dur-slow) var(--lc-ease-out);
}

.lc-cat-tile:hover .lc-cat-tile__media img { transform: scale(1.04); }
.lc-cat-tile__media .lc-icon { width: 3rem; height: 3rem; stroke-width: 1.2; color: var(--lc-text-muted); }

.lc-cat-tile__body { display: grid; gap: var(--lc-space-1); align-content: start; padding: var(--lc-space-4); }
.lc-cat-tile__name { display: flex; align-items: center; justify-content: space-between; gap: var(--lc-space-2); font-size: var(--lc-text-md); font-weight: var(--lc-weight-semibold); letter-spacing: -0.01em; line-height: 1.25; }
.lc-cat-tile__name .lc-icon { flex: none; color: var(--lc-text-subtle); transition: transform var(--lc-dur) var(--lc-ease), color var(--lc-dur) var(--lc-ease); }
.lc-cat-tile:hover .lc-cat-tile__name .lc-icon { transform: translateX(3px); color: var(--lc-accent-text); }
.lc-cat-tile__text { font-size: var(--lc-text-sm); color: var(--lc-text-muted); line-height: 1.45; }

@media (max-width: 479px) {
  .lc-cat-tile__body { padding: var(--lc-space-3); }
  .lc-cat-tile__text { display: none; }
  .lc-cat-tile__name { font-size: var(--lc-text-sm); }
}

/* The complete-screen tile: the same grid, a dark technical plate. */
.lc-cat-tile--project { background: var(--lc-graphite-950); border-color: var(--lc-graphite-800); color: #f2f3f4; }
.lc-cat-tile--project:hover { color: #f2f3f4; border-color: var(--lc-signal-500); }
.lc-cat-tile--project .lc-cat-tile__media { background: var(--lc-graphite-900); }
.lc-cat-tile--project .lc-cat-tile__media img { mix-blend-mode: normal; padding: 0; object-fit: cover; }
.lc-cat-tile--project .lc-cat-tile__text { color: #a3aab3; }
.lc-cat-tile--project .lc-cat-tile__name .lc-icon { color: var(--lc-signal-400); }

/* ---------- Trust list: short facts with an icon, near a purchase action ---------- */
.lc-trust-list {
  display: grid;
  gap: var(--lc-space-3);
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--lc-text-sm);
}

.lc-trust-list li { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: var(--lc-space-3); align-items: start; color: var(--lc-text-muted); }
.lc-trust-list .lc-icon { width: 1.125rem; height: 1.125rem; margin-top: 0.1rem; color: var(--lc-text); }
.lc-trust-list strong { display: block; color: var(--lc-text); font-weight: var(--lc-weight-semibold); }
.lc-trust-list a { color: inherit; }

/* ---------- Checkout steps ---------- */
.lc-steps-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--lc-space-2) var(--lc-space-2);
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: var(--lc-text-sm);
  counter-reset: lc-step;
}

.lc-steps-bar li {
  display: inline-flex;
  align-items: center;
  gap: var(--lc-space-2);
  color: var(--lc-text-subtle);
  counter-increment: lc-step;
  white-space: nowrap;
}

.lc-steps-bar li::before {
  content: counter(lc-step);
  display: inline-grid;
  place-items: center;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  border: 1px solid var(--lc-border-strong);
  font-size: var(--lc-text-xs);
  font-weight: var(--lc-weight-semibold);
  font-variant-numeric: tabular-nums;
}

.lc-steps-bar li:not(:last-child)::after { content: ""; width: 1.5rem; height: 1px; margin-left: var(--lc-space-1); background: var(--lc-border-strong); }
.lc-steps-bar li.is-done { color: var(--lc-text-muted); }
.lc-steps-bar li.is-done::before { content: "\2713"; background: var(--lc-text); border-color: var(--lc-text); color: var(--lc-surface); }
.lc-steps-bar li[aria-current="step"] { color: var(--lc-text); font-weight: var(--lc-weight-semibold); }
.lc-steps-bar li[aria-current="step"]::before { background: var(--lc-accent); border-color: var(--lc-accent); color: var(--lc-on-accent); }

@media (max-width: 479px) {
  .lc-steps-bar li:not([aria-current="step"]) > span { display: none; }
  .lc-steps-bar li:not(:last-child)::after { width: 0.75rem; }
}

/* ---------- Sticky purchase bar (product page, phones) ---------- */
.lc-buybar {
  position: fixed;
  inset: auto 0 0 0;
  z-index: 35;
  display: none;
  padding: var(--lc-space-3) var(--lc-gutter) calc(var(--lc-space-3) + env(safe-area-inset-bottom, 0px));
  border-top: 1px solid var(--lc-store-line, var(--lc-border));
  background: color-mix(in srgb, var(--lc-surface) 96%, transparent);
  box-shadow: 0 -10px 30px -20px rgba(14, 16, 19, 0.4);
  transform: translateY(110%);
  transition: transform var(--lc-dur-slow) var(--lc-ease-out);
}

.lc-buybar.is-shown { transform: none; }
.lc-buybar__inner { display: flex; align-items: center; justify-content: space-between; gap: var(--lc-space-3); max-width: 40rem; margin-inline: auto; }
.lc-buybar__price { display: grid; min-width: 0; line-height: 1.2; }
.lc-buybar__price strong { font-size: var(--lc-text-lg); font-weight: var(--lc-weight-bold); font-variant-numeric: tabular-nums; white-space: nowrap; }
.lc-buybar__price span { font-size: var(--lc-text-xs); color: var(--lc-text-subtle); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.lc-buybar .lc-btn { flex: none; }

@media (max-width: 767px) {
  .js .lc-buybar { display: block; }
  .js body:has(.lc-buybar) .lc-footer { padding-bottom: 4.5rem; }
}