:root {
  --kv-ink: #0f172a;
  --kv-muted: #64748b;
  --kv-line: rgba(148, 163, 184, 0.28);
  --kv-panel: rgba(255, 255, 255, 0.86);
  --kv-teal: #0f766e;
  --kv-blue: #2563eb;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--kv-ink);
  background:
    linear-gradient(115deg, rgba(15, 118, 110, 0.1), rgba(37, 99, 235, 0.08) 42%, rgba(15, 23, 42, 0.04)),
    linear-gradient(rgba(15, 23, 42, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 23, 42, 0.035) 1px, transparent 1px),
    #f4f7fb;
  background-size: auto, 44px 44px, 44px 44px, auto;
}

.page-shell {
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
  padding: 18px;
  border: 1px solid var(--kv-line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 22px 70px rgba(15, 23, 42, 0.08);
  backdrop-filter: blur(18px);
}

.topbar-copy {
  min-width: min(420px, 100%);
}

.eyebrow {
  margin-bottom: 4px;
  color: var(--kv-teal);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.app-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.app-nav .btn {
  white-space: nowrap;
}

.nav-divider {
  width: 1px;
  align-self: stretch;
  background: #d8dee6;
  margin: 0 2px;
}

.warehouse-context {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 380px);
  gap: 16px;
  align-items: stretch;
  margin-bottom: 18px;
}

.warehouse-context__copy,
.warehouse-context__scene,
.panel {
  border: 1px solid var(--kv-line);
  border-radius: 8px;
  background: var(--kv-panel);
  box-shadow: 0 18px 50px rgba(15, 23, 42, 0.08);
  backdrop-filter: blur(18px);
}

.warehouse-context__copy {
  display: grid;
  gap: 4px;
  padding: 18px;
}

.warehouse-context__copy span {
  color: var(--kv-teal);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.warehouse-context__copy strong {
  font-size: clamp(24px, 4vw, 40px);
  line-height: 1;
}

.warehouse-context__copy small {
  max-width: 760px;
  color: var(--kv-muted);
}

.warehouse-context__scene {
  position: relative;
  min-height: 118px;
  overflow: hidden;
  background:
    linear-gradient(150deg, rgba(14, 165, 233, 0.14), rgba(20, 184, 166, 0.1)),
    linear-gradient(0deg, rgba(15, 23, 42, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(15, 23, 42, 0.08) 1px, transparent 1px),
    rgba(248, 250, 252, 0.9);
  background-size: auto, 30px 30px, 30px 30px, auto;
  perspective: 700px;
}

.warehouse-context__scene::before {
  content: "";
  position: absolute;
  inset: auto -18px -32px -18px;
  height: 96px;
  background: linear-gradient(90deg, rgba(15, 23, 42, 0.12), rgba(15, 118, 110, 0.14));
  transform: rotateX(62deg);
  transform-origin: bottom;
}

.warehouse-context__scene i {
  position: absolute;
  bottom: 34px;
  width: 44px;
  height: 48px;
  border: 2px solid rgba(15, 118, 110, 0.65);
  border-top-width: 5px;
  background: linear-gradient(180deg, rgba(20, 184, 166, 0.32), rgba(37, 99, 235, 0.18));
  transform: skewY(-12deg);
  box-shadow: 10px 14px 20px rgba(15, 23, 42, 0.12);
}

.warehouse-context__scene i:nth-child(1) { left: 36px; height: 54px; }
.warehouse-context__scene i:nth-child(2) { left: 92px; height: 72px; }
.warehouse-context__scene i:nth-child(3) { left: 164px; height: 58px; }
.warehouse-context__scene i:nth-child(4) { left: 226px; height: 84px; }

.panel {
  padding: 18px;
}

.upload-indicator {
  margin-top: 16px;
  padding: 14px;
  border: 1px solid rgba(37, 99, 235, 0.22);
  border-radius: 8px;
  background: rgba(248, 250, 252, 0.86);
}

.upload-indicator__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  color: #334155;
  font-size: 0.92rem;
  font-weight: 700;
}

.upload-indicator__meta strong {
  color: #0f766e;
  font-variant-numeric: tabular-nums;
}

.upload-indicator__bar {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.26);
}

.upload-indicator__bar span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #2563eb, #0f766e);
  transition: width 0.28s ease;
}

.upload-indicator__detail {
  margin-top: 8px;
  color: var(--kv-muted);
  font-size: 0.82rem;
}

.upload-indicator.is-active .upload-indicator__bar span {
  background-size: 28px 28px;
  background-image:
    linear-gradient(45deg, rgba(255, 255, 255, 0.28) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.28) 50%, rgba(255, 255, 255, 0.28) 75%, transparent 75%, transparent),
    linear-gradient(90deg, #2563eb, #0f766e);
  animation: upload-stripes 0.8s linear infinite;
}

.upload-indicator.is-success {
  border-color: rgba(15, 118, 110, 0.28);
  background: rgba(240, 253, 250, 0.88);
}

.upload-indicator.is-success .upload-indicator__bar span {
  background: #0f766e;
}

.upload-indicator.is-error {
  border-color: rgba(220, 53, 69, 0.3);
  background: rgba(254, 242, 242, 0.9);
}

.upload-indicator.is-error .upload-indicator__meta strong {
  color: #b91c1c;
}

.upload-indicator.is-error .upload-indicator__bar span {
  background: #dc3545;
}

.btn.is-uploading {
  cursor: wait;
}

@keyframes upload-stripes {
  from { background-position: 0 0, 0 0; }
  to { background-position: 28px 0, 0 0; }
}

.table th {
  white-space: nowrap;
}

.table {
  --bs-table-bg: transparent;
}

.table thead th {
  color: #334155;
  background: rgba(241, 245, 249, 0.82);
}

.panel input:not([type="checkbox"]):not([type="radio"]):not([type="file"]):not([type="color"]),
.panel select,
.panel textarea {
  display: block;
  width: 100%;
  padding: 0.375rem 0.75rem;
  font-size: 1rem;
  line-height: 1.5;
  color: #212529;
  background-color: #fff;
  background-clip: padding-box;
  border: 1px solid #dee2e6;
  border-radius: 0.375rem;
}

.panel input:not([type="checkbox"]):not([type="radio"]):not([type="file"]):not([type="color"]):focus,
.panel select:focus,
.panel textarea:focus {
  border-color: #86b7fe;
  outline: 0;
  box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.15);
}

.panel input[aria-invalid="true"],
.panel select[aria-invalid="true"],
.panel textarea[aria-invalid="true"] {
  border-color: #dc3545;
  box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.13);
}

.actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

.product-thumb {
  object-fit: cover;
  border-radius: 6px;
}

.link-button {
  padding: 0;
  border: 0;
  background: transparent;
  color: #0d6efd;
  text-align: left;
  cursor: pointer;
}

.link-button:hover {
  text-decoration: underline;
}

.product-table tbody tr {
  vertical-align: middle;
}

.kv-modal {
  position: fixed;
  inset: 0;
  z-index: 1050;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.kv-modal.is-open {
  display: flex;
}

.kv-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.56);
  backdrop-filter: blur(5px);
}

.kv-modal-panel {
  position: relative;
  z-index: 1;
  width: min(760px, 100%);
  max-height: min(86vh, 840px);
  overflow: auto;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--kv-line);
  border-radius: 8px;
  box-shadow: 0 24px 70px rgba(15, 23, 42, 0.22);
  padding: 20px;
}

.kv-modal-panel-sm {
  width: min(520px, 100%);
}

.kv-modal-panel-wide {
  width: min(980px, 100%);
}

.kv-modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.kv-modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 20px;
}

.product-details-grid {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 18px;
  margin-bottom: 18px;
}

.product-details-image {
  width: 180px;
  height: 180px;
  object-fit: cover;
  border: 1px solid #d8dee6;
  border-radius: 8px;
  background: #f8fafc;
}

.product-details-kv {
  display: grid;
  gap: 10px;
}

.product-details-kv dt {
  color: #6c757d;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.product-details-kv dd {
  margin: 0 0 6px;
}

.reference-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

@media (max-width: 720px) {
  .kv-modal {
    padding: 12px;
  }

  .product-details-grid {
    grid-template-columns: 1fr;
  }

  .product-details-image {
    width: 100%;
    max-width: 240px;
  }
}

@media (max-width: 860px) {
  .warehouse-context {
    grid-template-columns: 1fr;
  }

  .warehouse-context__scene {
    min-height: 92px;
  }
}

.alert-error {
  --bs-alert-color: var(--bs-danger-text-emphasis);
  --bs-alert-bg: var(--bs-danger-bg-subtle);
  --bs-alert-border-color: var(--bs-danger-border-subtle);
}

.alert-success {
  --bs-alert-color: var(--bs-success-text-emphasis);
  --bs-alert-bg: var(--bs-success-bg-subtle);
  --bs-alert-border-color: var(--bs-success-border-subtle);
}

.row > div:has(.text-danger) input,
.row > div:has(.text-danger) select,
.row > div:has(.text-danger) textarea {
  border-color: #dc3545;
  box-shadow: 0 0 0 0.2rem rgba(220, 53, 69, 0.15);
}

.row > div:has(.text-danger) .form-label {
  color: #b02a37;
  font-weight: 700;
}

@media (max-width: 900px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .app-nav {
    justify-content: flex-start;
  }
}