.inv4 {
  --inv4-accent: #1769aa;
  --inv4-ink: #17212b;
  --inv4-muted: #627080;
  --inv4-line: #dce2e8;
  --inv4-surface: #f5f7f9;
  width: min(1440px, calc(100% - 32px));
  margin-inline: auto;
  color: var(--inv4-ink);
  font-family: Arial, Helvetica, sans-serif;
}

.inv4 *, .inv4 *::before, .inv4 *::after { box-sizing: border-box; }
.inv4-filters { padding: 24px; border: 1px solid var(--inv4-line); border-radius: 14px; background: var(--inv4-surface); }
.inv4-heading, .inv4-results-head, .inv4-pagination { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.inv4-heading h1 { margin: 2px 0 0; font-size: clamp(26px, 4vw, 42px); line-height: 1.05; }
.inv4-eyebrow { margin: 0; color: var(--inv4-accent); font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.inv4-reset { border: 0; color: var(--inv4-accent); background: transparent; font: inherit; font-weight: 750; cursor: pointer; }
.inv4-keyword { margin-top: 22px; }
.inv4 label { display: grid; gap: 7px; color: var(--inv4-muted); font-size: 12px; font-weight: 750; }
.inv4 input, .inv4 select, .inv4 button { min-height: 44px; border: 1px solid var(--inv4-line); border-radius: 7px; background: #fff; color: var(--inv4-ink); font: inherit; }
.inv4 input, .inv4 select { width: 100%; padding: 0 12px; }
.inv4-keyword input { min-height: 50px; font-size: 16px; }
.inv4-filter-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-top: 16px; }
.inv4-active-filters { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 16px; }
.inv4-active-filters[hidden] { display: none; }
.inv4-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.inv4-chip { min-height: 36px !important; padding: 6px 11px; border-color: #b9d4e9 !important; border-radius: 999px !important; background: #eaf3fb !important; color: #124f80 !important; cursor: pointer; font-size: 13px !important; font-weight: 700 !important; }
.inv4-clear-all { flex: 0 0 auto; min-height: 36px !important; border: 0 !important; color: var(--inv4-accent) !important; background: transparent !important; cursor: pointer; font-weight: 750 !important; }
.inv4-results-head { margin: 28px 0 16px; }
.inv4-results-head p { margin: 0; font-size: 18px; font-weight: 800; }
.inv4-results-head label { display: flex; align-items: center; }
.inv4-results-head select { width: auto; min-width: 210px; }
.inv4-status { margin: 16px 0; padding: 14px; border-radius: 8px; background: #eaf3fb; color: #124f80; }
.inv4-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; transition: opacity .18s ease; }
.inv4.is-loading .inv4-grid { opacity: .45; }
.inv4-card { overflow: hidden; border: 1px solid var(--inv4-line); border-radius: 12px; background: #fff; box-shadow: 0 8px 24px rgb(23 33 43 / 7%); }
.inv4-card-image { position: relative; display: grid; aspect-ratio: 4 / 3; place-items: center; overflow: hidden; background: #e9edf1; color: var(--inv4-muted); text-decoration: none; }
.inv4-card-image img { width: 100%; height: 100%; object-fit: cover; }
.inv4-card-badge { position: absolute; z-index: 1; top: 12px; left: 12px; max-width: calc(100% - 24px); padding: 7px 11px; border-radius: 5px; background: #245d8f; color: #fff; font-size: 12px; font-weight: 900; letter-spacing: .06em; line-height: 1.1; text-transform: uppercase; box-shadow: 0 2px 8px rgb(0 0 0 / 22%); }
.inv4-card-badge.is-sold { background: #992f2f; }
.inv4-card-badge.is-pending { background: #9a6500; }
.inv4-card-badge.is-special { background: #1769aa; }
.inv4-card-badge.is-certified { background: #24704a; }
.inv4-no-image { display: grid; width: 100%; height: 100%; padding: 20px; place-items: center; color: var(--inv4-muted); font-weight: 750; text-align: center; }
.inv4-card-body { padding: 18px; }
.inv4-card-condition { margin: 0 0 5px; color: var(--inv4-accent); font-size: 12px; font-weight: 800; text-transform: uppercase; }
.inv4-card-title { display: block; color: var(--inv4-ink); font-size: 21px; font-weight: 850; line-height: 1.2; text-decoration: none; }
.inv4-card-title:hover { color: var(--inv4-accent); }
.inv4-card-trim { min-height: 20px; margin: 7px 0 0; color: var(--inv4-muted); }
.inv4-card-facts { display: grid; grid-template-columns: auto 1fr; gap: 5px 12px; margin: 18px 0; font-size: 13px; }
.inv4-card-facts dt { color: var(--inv4-muted); }
.inv4-card-facts dd { margin: 0; text-align: right; font-weight: 700; }
.inv4-card-price { margin: 0; font-size: 23px; font-weight: 900; }
.inv4-card-pricing { margin-top: 16px; }
.inv4-card-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.inv4-card-actions a { display: inline-grid; min-height: 40px; padding: 8px 13px; border-radius: 6px; place-items: center; background: var(--inv4-accent); color: #fff; font-size: 13px; font-weight: 800; text-decoration: none; }
.inv4-skeleton { min-height: 380px; padding-bottom: 20px; }
.inv4-skeleton-image, .inv4-skeleton-line { display: block; background: linear-gradient(90deg, #e7ebef 25%, #f5f7f9 50%, #e7ebef 75%); background-size: 200% 100%; animation: inv4-shimmer 1.25s infinite; }
.inv4-skeleton-image { aspect-ratio: 4 / 3; }
.inv4-skeleton-line { width: 68%; height: 15px; margin: 15px 18px 0; border-radius: 4px; }
.inv4-skeleton-line.wide { width: calc(100% - 36px); height: 22px; }
.inv4-skeleton-line.short { width: 42%; }
@keyframes inv4-shimmer { to { background-position: -200% 0; } }
.inv4-empty { grid-column: 1 / -1; padding: 48px 24px; border: 1px dashed var(--inv4-line); border-radius: 12px; background: var(--inv4-surface); text-align: center; }
.inv4-empty h2 { margin: 0 0 8px; }
.inv4-empty p { margin: 0 0 20px; color: var(--inv4-muted); }
.inv4-empty-clear { padding: 0 20px; border-color: var(--inv4-accent) !important; background: var(--inv4-accent) !important; color: #fff !important; cursor: pointer; font-weight: 800 !important; }
.inv4-pagination { justify-content: center; margin: 28px 0 40px; }
.inv4-pagination a { display: inline-grid; min-height: 44px; padding: 0 20px; border: 1px solid var(--inv4-accent); border-radius: 7px; place-items: center; background: var(--inv4-accent); color: #fff; font-weight: 800; text-decoration: none; }
.inv4-pagination a[hidden] { display: none; }
.inv4-pagination span { color: var(--inv4-muted); font-size: 13px; }
.inv4 :focus-visible { outline: 3px solid color-mix(in srgb, var(--inv4-accent) 55%, white); outline-offset: 2px; }

@media (max-width: 1000px) {
  .inv4-filter-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .inv4-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .inv4 { width: min(100% - 20px, 1440px); }
  .inv4-filters { padding: 17px; }
  .inv4-heading, .inv4-results-head { align-items: stretch; flex-direction: column; }
  .inv4-active-filters { align-items: flex-start; flex-direction: column; }
  .inv4-filter-grid, .inv4-grid { grid-template-columns: 1fr; }
  .inv4-results-head select { width: 100%; }
}