:root {
  --ink: #111216;
  --muted: #666a73;
  --line: #e5e7ec;
  --paper: #f7f7f4;
  --white: #ffffff;
  --red: #b3192a;
  --blue: #2456d6;
  --green: #0f7a3d;
  --gold: #9a6a00;
  --violet: #6650c8;
  --teal: #087f86;
  --radius: 8px;
  --shadow: 0 20px 60px rgba(17, 18, 22, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  color: var(--ink);
  background: var(--paper);
  -webkit-text-size-adjust: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

.stock-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 68px;
  padding: 14px clamp(18px, 5vw, 70px);
  background: rgba(247, 247, 244, 0.86);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  width: 136px;
}

.brand img {
  max-height: 40px;
  object-fit: contain;
  object-position: left center;
}

.stock-header nav {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: rgba(17, 18, 22, 0.68);
  font-size: 13px;
  font-weight: 800;
}

.stock-header nav a:hover,
.stock-header nav [aria-current="page"] {
  color: var(--red);
}

.stock-cart-button,
.stock-primary,
.stock-panel button {
  min-height: 40px;
  padding: 0 16px;
  color: var(--white);
  background: var(--ink);
  border: 0;
  border-radius: 999px;
  font: inherit;
  font-weight: 900;
  cursor: pointer;
}

.stock-cart-button span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
  height: 24px;
  margin-left: 8px;
  color: var(--ink);
  background: var(--white);
  border-radius: 999px;
}

.stock-primary:disabled,
.stock-panel button:disabled {
  cursor: not-allowed;
  opacity: 0.42;
}

.stock-hero {
  display: grid;
  justify-items: center;
  gap: 20px;
  padding: clamp(64px, 8vw, 110px) 18px 34px;
  text-align: center;
}

.stock-hero h1 {
  margin: 0;
  font-size: clamp(42px, 7vw, 82px);
  line-height: 0.96;
}

.stock-hero img {
  width: min(320px, 70vw);
  filter: drop-shadow(0 18px 34px rgba(17, 18, 22, 0.12));
}

.stock-tools {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(180px, 260px);
  gap: 12px;
  max-width: 1120px;
  margin: 0 auto 26px;
  padding: 0 clamp(18px, 5vw, 70px);
}

.stock-tools input,
.stock-tools select {
  min-height: 46px;
  padding: 0 14px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 999px;
  font: inherit;
  font-weight: 800;
}

.stock-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  max-width: 1220px;
  margin: 0 auto;
  padding: 0 clamp(18px, 5vw, 70px) clamp(52px, 7vw, 96px);
}

.stock-card {
  display: grid;
  gap: 12px;
  padding: 14px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.stock-card img {
  aspect-ratio: 1 / 1;
  width: 100%;
  object-fit: contain;
  background: #f3f4f6;
  border-radius: var(--radius);
  cursor: zoom-in;
}

.stock-card h2 {
  margin: 0;
  font-size: 22px;
}

.stock-card p {
  margin: 0;
  color: var(--muted);
  font-weight: 700;
}

.data-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 24px;
  padding: 4px 9px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0;
  white-space: nowrap;
}

.stock-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

.brand-chip {
  color: var(--ink);
  background: #eef1f5;
  border-color: #dce2ea;
}

.collection-chip {
  color: var(--teal);
  background: rgba(8, 127, 134, 0.09);
  border-color: rgba(8, 127, 134, 0.18);
}

.sku-chip {
  color: var(--blue);
  background: rgba(36, 86, 214, 0.09);
  border-color: rgba(36, 86, 214, 0.18);
}

.lot-chip {
  color: var(--gold);
  background: rgba(154, 106, 0, 0.09);
  border-color: rgba(154, 106, 0, 0.18);
}

.color-chip {
  color: var(--red);
  background: rgba(179, 25, 42, 0.08);
  border-color: rgba(179, 25, 42, 0.18);
}

.run-chip {
  color: var(--violet);
  background: rgba(102, 80, 200, 0.09);
  border-color: rgba(102, 80, 200, 0.18);
}

.pairs-chip {
  color: var(--green);
  background: rgba(15, 122, 61, 0.09);
  border-color: rgba(15, 122, 61, 0.18);
}

.stock-breakdown {
  display: grid;
  grid-template-columns: minmax(72px, 86px);
  gap: 6px;
}

.stock-breakdown span {
  display: grid;
  gap: 2px;
  padding: 6px 4px;
  color: var(--violet);
  background: rgba(102, 80, 200, 0.06);
  border: 1px solid var(--line);
  border-radius: 6px;
  font-size: 11px;
  font-weight: 800;
  text-align: center;
}

.stock-breakdown strong {
  color: var(--green);
  font-size: 14px;
}

.stock-total {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  color: var(--white);
  background: var(--ink);
  border-radius: 999px;
  font-weight: 900;
}

.stock-total.is-empty {
  background: var(--red);
}

.stock-readonly-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  color: var(--ink);
  background: #eef1f5;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-weight: 900;
}

.stock-drawer {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: flex;
  justify-content: flex-end;
  padding: 16px;
  background: rgba(17, 18, 22, 0.28);
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease;
}

.stock-drawer.is-open {
  opacity: 1;
  pointer-events: auto;
}

.stock-panel {
  display: grid;
  align-content: start;
  gap: 18px;
  width: min(620px, 100%);
  max-height: 100dvh;
  padding: 20px;
  overflow: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.stock-panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.stock-panel-head p,
.stock-panel-head h2,
.stock-panel-head h3,
.stock-panel-meta {
  margin: 0;
}

.stock-panel-head p,
.stock-panel-meta {
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.stock-panel-head h2,
.stock-panel-head h3 {
  font-size: 24px;
  line-height: 1.05;
}

.stock-panel-head.compact h3 {
  font-size: 18px;
}

.stock-size-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 12px 0;
}

.stock-package-rule {
  grid-column: 1 / -1;
  margin: 0;
  padding: 10px 12px;
  color: var(--violet);
  background: rgba(102, 80, 200, 0.09);
  border: 1px solid rgba(102, 80, 200, 0.18);
  border-radius: var(--radius);
  font-size: 12px;
  font-weight: 900;
}

.stock-size-point {
  display: grid;
  gap: 6px;
  padding: 10px;
  background: #f7f7f4;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
}

.stock-line-point {
  grid-column: 1 / -1;
}

.stock-size-point small {
  color: var(--red);
}

.stock-size-point input,
.stock-cart input,
.stock-cart textarea {
  width: 100%;
  min-height: 38px;
  padding: 8px 10px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
  font-weight: 800;
}

.stock-cart {
  display: grid;
  gap: 14px;
}

.stock-step {
  display: grid;
  gap: 14px;
  animation: step-in 420ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

.stock-step[hidden] {
  display: none;
}

.stock-step-kicker {
  width: fit-content;
  margin: 0;
  padding: 6px 10px;
  color: var(--white);
  background: var(--red);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
}

.stock-step h3 {
  margin: 0;
  font-size: 26px;
  line-height: 1;
}

.stock-print-summary {
  display: grid;
  gap: 8px;
  padding: 14px;
  background: #f7f7f4;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.stock-print-summary p {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.stock-print-summary span {
  color: var(--ink);
  text-align: right;
}

@keyframes step-in {
  from {
    opacity: 0;
    transform: translateX(18px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.stock-cart label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.stock-cart-item,
.stock-command-row {
  display: grid;
  grid-template-columns: 112px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.stock-command-row {
  grid-template-columns: 1fr auto auto auto;
  margin-top: 8px;
}

.stock-cart-photo {
  cursor: zoom-in;
  width: 112px;
  min-height: 112px;
  padding: 0;
  overflow: hidden;
  background: #f3f4f6 !important;
  border: 1px solid var(--line) !important;
  border-radius: 8px;
}

.stock-cart-photo img,
.stock-cart-item img {
  width: 100%;
  height: 112px;
  object-fit: contain;
  background: #f3f4f6;
}

.stock-cart-copy,
.stock-command-row div {
  display: grid;
  gap: 4px;
}

.stock-cart-copy > strong {
  font-size: 16px;
}

.stock-cart-line {
  color: var(--violet) !important;
}

.stock-cart-item span,
.stock-command-row span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.stock-cart-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.stock-cart-actions button:not(.stock-primary),
.stock-command-row button,
.stock-panel-head button {
  color: var(--ink);
  background: #f3f4f6;
}

.stock-command-history {
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.stock-history-hidden .stock-command-history {
  display: none;
}

.stock-return-search {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) auto;
  gap: 10px;
  align-items: end;
  margin: 12px 0;
  padding: 12px;
  background: #f7f7f4;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.stock-return-search label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.stock-return-search input {
  width: 100%;
  min-height: 38px;
  padding: 8px 10px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
  font-weight: 800;
}

.stock-return-card {
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
  padding: 12px;
  background: #fffaf0;
  border: 1px solid #eedaa8;
  border-left: 5px solid #b38600;
  border-radius: var(--radius);
}

.stock-return-card.is-cancelled {
  background: #f1fbf5;
  border-color: #b9e4c8;
  border-left-color: #0f7a3d;
}

.stock-return-card p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.stock-return-card strong {
  font-size: 18px;
}

.stock-return-lines {
  display: grid;
  gap: 10px;
}

.stock-return-line {
  display: grid;
  gap: 8px;
  padding: 10px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.stock-return-line h4 {
  margin: 0;
  font-size: 14px;
}

.stock-return-line-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.stock-return-line-grid label {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  text-align: center;
}

.stock-return-line-grid input {
  width: 100%;
  min-height: 34px;
  padding: 6px;
  text-align: center;
  background: #f7f7f4;
  border: 1px solid var(--line);
  border-radius: 8px;
  font: inherit;
  font-weight: 800;
}

.stock-return-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.stock-return-actions .danger {
  color: var(--white);
  background: var(--red);
}

.stock-image-modal {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  padding: clamp(16px, 4vw, 44px);
  background: rgba(17, 18, 22, 0.78);
}

.stock-image-modal[hidden] {
  display: none;
}

.stock-image-modal img {
  max-width: min(920px, 96vw);
  max-height: 86vh;
  object-fit: contain;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.stock-image-modal #closeStockImageModal {
  position: fixed;
  top: 18px;
  right: 18px;
  width: 44px;
  height: 44px;
  color: var(--ink);
  background: var(--white);
  border: 0;
  border-radius: 999px;
  font-size: 28px;
  font-weight: 900;
  cursor: pointer;
}

.stock-image-controls {
  position: fixed;
  right: 18px;
  bottom: calc(env(safe-area-inset-bottom) + 18px);
  display: grid;
  gap: 10px;
  width: min(320px, calc(100vw - 36px));
  padding: 14px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.94);
  border-radius: 18px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.stock-image-controls[hidden] {
  display: none;
}

.stock-image-controls p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
}

.stock-image-controls label {
  display: grid;
  gap: 6px;
  color: var(--violet);
  font-size: 12px;
  font-weight: 900;
}

.stock-image-controls input {
  min-height: 42px;
  padding: 0 12px;
  background: #f3f4f6;
  border: 1px solid var(--line);
  border-radius: 12px;
  font: inherit;
  font-weight: 900;
}

.stock-image-separate {
  min-height: 48px;
  padding: 0 18px;
  color: var(--white);
  background: var(--red);
  border: 0;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 900;
  cursor: pointer;
}

.stock-image-separate[hidden] {
  display: none;
}

.empty-state {
  grid-column: 1 / -1;
  margin: 0;
  padding: 22px;
  color: var(--muted);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-weight: 800;
  text-align: center;
}

@media (max-width: 920px) {
  .stock-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .stock-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .stock-header nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 4px;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    white-space: nowrap;
  }

  .stock-tools,
  .stock-grid {
    grid-template-columns: 1fr;
  }

  .stock-drawer {
    padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom);
  }

  .stock-panel {
    min-height: 100dvh;
    max-height: 100dvh;
    border-radius: 0;
  }

  .stock-size-grid,
  .stock-cart-item,
  .stock-command-row,
  .stock-return-search,
  .stock-return-line-grid {
    grid-template-columns: 1fr;
  }

  .stock-cart-item img {
    width: 100%;
    height: 160px;
  }
}