.sds-page {
  padding-bottom: var(--space-16);
}

.sds-page > .callout {
  margin-top: var(--space-4);
}

.sds-intro {
  padding: var(--space-12) 0 var(--space-6);
}

.sds-intro h1 {
  margin-top: var(--space-3);
  font-size: clamp(32px, 4.6vw, 44px);
  font-weight: 650;
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.sds-intro p {
  max-width: 660px;
  margin-top: var(--space-3);
  color: var(--text-muted);
  font-size: 16px;
  text-wrap: pretty;
}

.sds-search {
  display: flex;
  gap: var(--space-2);
  max-width: 720px;
}

.sds-search-field {
  display: flex;
  flex: 1;
  align-items: center;
  gap: var(--space-2);
  min-width: 0;
  height: 42px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  box-shadow: var(--shadow-small);
  color: var(--text-subtle);
  transition: border-color 150ms ease, box-shadow 150ms ease;
}

.sds-search-field:hover {
  border-color: var(--border-strong);
}

.sds-search-field:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.sds-search-field input {
  flex: 1;
  min-width: 0;
  height: 100%;
  padding: 0;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--text);
  font-size: 15px;
}

.sds-search-field input::placeholder {
  color: var(--text-subtle);
}

.sds-search .button {
  height: 42px;
}

.sds-frequent {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-3);
  margin-top: var(--space-4);
  font-size: 12.5px;
}

.sds-summary {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2) var(--space-4);
  margin: var(--space-8) 0 var(--space-3);
  color: var(--text-muted);
  font-size: 13.5px;
}

.sds-link {
  color: var(--accent-text);
  text-decoration: underline;
  text-decoration-color: var(--accent-border);
  text-underline-offset: 3px;
  overflow-wrap: anywhere;
}

.sds-link:hover {
  text-decoration-color: currentColor;
}

.sds-link .icon {
  display: inline-block;
  margin-left: 3px;
  vertical-align: -1px;
}

.sds-link .icon:first-child {
  margin: 0 4px 0 0;
  vertical-align: -2px;
}

.sds-table-frame {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-large);
  background: var(--surface);
  box-shadow: var(--shadow-small), var(--highlight);
}

.sds-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
  line-height: 1.45;
  font-variant-numeric: tabular-nums;
}

.sds-table thead th {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  background: var(--background-subtle);
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 500;
  text-align: left;
  white-space: nowrap;
}

.sds-table tbody th,
.sds-table tbody td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
  font-weight: 400;
  text-align: left;
  vertical-align: top;
  transition: background-color 120ms ease;
}

.sds-table tbody tr:last-child > * {
  border-bottom: 0;
}

.sds-table tbody tr:hover > * {
  background: var(--background-subtle);
}

.sds-table tbody tr[aria-current="true"] > * {
  background: var(--accent-soft);
}

.sds-table tbody th small {
  display: block;
  margin-top: 2px;
  color: var(--text-subtle);
  font-size: 12px;
  overflow-wrap: anywhere;
}

.sds-product-link {
  color: var(--text);
  font-weight: 600;
  overflow-wrap: anywhere;
}

.sds-product-link:hover {
  color: var(--accent-text);
}

.sds-codes {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}

.sds-products .sds-ingredients {
  min-width: 220px;
}

.sds-ingredients {
  display: grid;
  gap: 3px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.sds-ingredients li {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
}

.sds-ingredients li > span:first-child {
  min-width: 0;
  overflow-wrap: anywhere;
}

.sds-ingredient-amount {
  flex: none;
  color: var(--text-muted);
  white-space: nowrap;
}

.sds-ingredients li.is-match > span:first-child {
  color: var(--accent-text);
  font-weight: 600;
}

.sds-stack {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.sds-table time,
.sds-stack time {
  white-space: nowrap;
}

.sds-stack .subtle {
  font-size: 12.5px;
}

.sds-row-actions {
  text-align: right;
  white-space: nowrap;
}

.sds-table tbody .sds-row-actions {
  padding-top: 8px;
}

.sds-row-actions > * + * {
  margin-left: 6px;
}

.sds-missing {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--danger);
  font-size: 12.5px;
  font-weight: 500;
  white-space: nowrap;
}

.sds-concentration {
  min-width: 130px;
}

.sds-amount {
  display: block;
  white-space: nowrap;
}

.sds-range {
  position: relative;
  display: block;
  width: 100%;
  max-width: 120px;
  height: 4px;
  margin-top: 6px;
  overflow: hidden;
  border-radius: 999px;
  background: var(--surface-hover);
}

.sds-range::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: min(calc(var(--low) * 1%), calc(100% - 3px));
  width: max(3px, calc((var(--high) - var(--low)) * 1%));
  border-radius: 999px;
  background: var(--accent);
}

.sds-section {
  padding-top: var(--space-10);
}

.sds-section > h2 {
  font-size: 18px;
  font-weight: 650;
  letter-spacing: -0.02em;
}

.sds-lede {
  margin: var(--space-1) 0 var(--space-4);
  color: var(--text-muted);
  font-size: 14px;
}

.sds-section > h2 + .empty,
.sds-section > h2 + .chips {
  margin-top: var(--space-4);
}

.sds-footnote {
  margin-top: var(--space-3);
  color: var(--text-subtle);
  font-size: 12.5px;
}

.sds-sheet-list {
  display: grid;
  margin: 0;
  padding: 0;
  overflow: hidden;
  list-style: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-large);
  background: var(--surface);
  box-shadow: var(--shadow-small), var(--highlight);
}

.sds-sheet-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}

.sds-sheet-list li:last-child {
  border-bottom: 0;
}

.sds-sheet-link {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  min-width: 0;
  font-size: 13.5px;
}

.sds-sheet-link strong {
  font-weight: 600;
  overflow-wrap: anywhere;
}

.sds-sheet-link:hover strong {
  color: var(--accent-text);
}

.sds-sheet-mark {
  display: grid;
  flex: none;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--background-subtle);
  color: var(--text-muted);
}

.sds-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-4) var(--space-8);
  padding: var(--space-6) 0 var(--space-2);
}

.sds-header > div:first-child {
  min-width: 0;
  max-width: 760px;
}

.sds-header h1 {
  margin-top: var(--space-2);
  font-size: clamp(28px, 4.2vw, 42px);
  font-weight: 650;
  line-height: 1.08;
  letter-spacing: -0.035em;
  overflow-wrap: anywhere;
  text-wrap: balance;
}

.sds-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-1) var(--space-3);
  margin-top: var(--space-3);
  color: var(--text-muted);
  font-size: 15px;
}

.sds-meta .separator {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.6;
}

.sds-header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.sds-header + .sds-sheet-list {
  margin-top: var(--space-6);
}

.sds-error > div {
  max-width: 560px;
}

.sds-error h1 {
  font-size: clamp(28px, 6vw, 40px);
  line-height: 1.15;
  text-wrap: balance;
}

.sds-error .actions {
  flex-wrap: wrap;
}

.sds-layout {
  display: grid;
  grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  gap: var(--space-6);
  align-items: start;
  margin-bottom: var(--space-2);
}

.sds-layout > .sds-section {
  min-width: 0;
  padding-top: var(--space-6);
}

.sds-layout > .panel {
  margin-top: var(--space-6);
}

.sds-sheet-panel .facts > div {
  grid-template-columns: minmax(96px, 40%) minmax(0, 1fr);
}

.sds-panel-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.sds-panel-actions .button {
  flex: 1 1 auto;
}

.sds-checksum {
  display: grid;
  gap: 6px;
}

.sds-checksum code {
  font-size: 11.5px;
}

@media (max-width: 960px) {
  .sds-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
  }
}

@media (max-width: 760px) {
  .sds-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
  }

  .sds-table,
  .sds-table tbody {
    display: block;
  }

  .sds-table tbody tr {
    display: grid;
    gap: var(--space-3) var(--space-3);
    padding: 14px;
    border-bottom: 1px solid var(--border);
  }

  .sds-table tbody tr:last-child {
    border-bottom: 0;
  }

  .sds-table tbody th,
  .sds-table tbody td,
  .sds-table tbody .sds-row-actions {
    display: block;
    min-width: 0;
    padding: 0;
    border: 0;
  }

  .sds-table tbody tr:hover > *,
  .sds-table tbody tr[aria-current="true"] > * {
    background: none;
  }

  .sds-table tbody tr[aria-current="true"] {
    background: var(--accent-soft);
  }

  .sds-table td[data-label]::before {
    content: attr(data-label);
    display: block;
    margin-bottom: 2px;
    color: var(--text-subtle);
    font-size: 11.5px;
    font-weight: 500;
  }

  .sds-products tbody tr {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) auto;
  }

  .sds-products tbody th {
    grid-column: 1 / 3;
    grid-row: 1;
  }

  .sds-products .sds-row-actions {
    grid-column: 3;
    grid-row: 1;
  }

  .sds-products td[data-label="Manufacturer"] {
    grid-column: 1;
    grid-row: 2;
  }

  .sds-products td[data-label="Latest revision"] {
    grid-column: 2 / -1;
    grid-row: 2;
  }

  .sds-products td[data-label="Main ingredients"] {
    grid-column: 1 / -1;
    grid-row: 3;
  }

  .sds-products .sds-ingredients {
    min-width: 0;
  }

  .sds-composition tbody tr {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .sds-composition .sds-concentration {
    min-width: 0;
  }

  .sds-composition .sds-amount {
    white-space: normal;
  }

  .sds-revisions tbody tr {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .sds-composition tbody th,
  .sds-revisions tbody th,
  .sds-revisions .sds-row-actions {
    grid-column: 1 / -1;
  }

  .sds-revisions .sds-row-actions {
    text-align: left;
  }

  .sds-sheet-list li {
    align-items: flex-start;
  }
}

@media (max-width: 520px) {
  .sds-header-actions,
  .sds-header-actions .button {
    width: 100%;
  }

  .sds-search .button {
    padding: 0 12px;
  }
}