@layer components {
  /* ===
     Catalog: search · filters · dimension table · calculator.
     The table is server-rendered into the HTML; everything here styles both
     the static markup and the JS-enhanced state.
     === */

  .stock-search { position: relative; }

  .stock-search__row {
    display: flex;
    align-items: stretch;
    gap: 0;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--raise);
    transition: border-color var(--d-fast) var(--e-out);
  }

  .stock-search__row:focus-within { border-color: var(--red); }

  .stock-search__input {
    flex: 1;
    min-width: 0;
    padding: var(--s4) var(--s5);
    min-height: 60px;
    background: none;
    border: 0;
    color: var(--text);
    font-family: var(--f-mono);
    font-size: clamp(15px, 1.7vw, 18px);
    letter-spacing: 0.02em;
  }

  .stock-search__input:focus { outline: none; }
  .stock-search__input::placeholder { color: color-mix(in srgb, var(--muted) 80%, transparent); letter-spacing: 0.04em; }
  .stock-search__input::-webkit-search-cancel-button { filter: grayscale(1); }

  .stock-search__submit { border: 0; border-inline-start: 1px solid var(--line); border-radius: 0; }

  .stock-search__hint {
    display: flex;
    flex-wrap: wrap;
    gap: var(--s2) var(--s4);
    margin-block-start: var(--s3);
    font-family: var(--f-mono);
    font-size: var(--t-xs);
    letter-spacing: 0.06em;
    color: var(--muted);
  }

  .stock-search__hint button {
    background: none;
    border: 0;
    padding: 0;
    color: inherit;
    font: inherit;
    text-decoration: underline;
    text-decoration-color: color-mix(in srgb, currentColor 40%, transparent);
    text-underline-offset: 0.2em;
    cursor: pointer;
  }

  .stock-search__hint button:hover { color: var(--accent-text); }

  /* Live result summary for screen readers and sighted users alike. */
  .catalog-status {
    font-family: var(--f-mono);
    font-size: var(--t-xs);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
  }

  .filters {
    display: grid;
    gap: var(--s5);
    padding: var(--s5);
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
  }

  .filters__row { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s3); }

  .filters__label {
    flex: 0 0 auto;
    min-width: 8.5rem;
    font-family: var(--f-mono);
    font-size: var(--t-xs);
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--muted);
  }

  .filters__chips { display: flex; flex-wrap: wrap; gap: var(--s2); }

  .range {
    display: flex;
    align-items: center;
    gap: var(--s2);
    padding: var(--s2) var(--s3);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--raise);
  }

  .range__label {
    font-family: var(--f-mono);
    font-size: var(--t-xs);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
  }

  .range input {
    width: 68px;
    padding: 2px var(--s2);
    min-height: 30px;
    background: none;
    border: 0;
    border-block-end: 1px solid var(--line);
    border-radius: 0;
    color: var(--text);
    font-family: var(--f-mono);
    font-size: var(--t-sm);
    text-align: center;
  }

  .range input:focus { border-block-end-color: var(--red); }
  .range__sep { color: var(--muted); }

  .filters__foot {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--s3);
    padding-block-start: var(--s4);
    border-block-start: 1px solid var(--line);
  }

  .catalog {
    position: relative;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--raise);
  }

  .catalog__scroll { overflow-x: auto; overscroll-behavior-x: contain; }

  .catalog-table { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }

  .catalog-table caption {
    padding: var(--s4) var(--s5);
    text-align: left;
    font-family: var(--f-mono);
    font-size: var(--t-xs);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--muted);
    border-block-end: 1px solid var(--line);
  }

  .catalog-table th,
  .catalog-table td { padding: var(--s3) var(--s4); text-align: left; border-block-end: 1px solid var(--line); }

  .catalog-table thead th {
    position: sticky;
    inset-block-start: var(--header-h);
    z-index: 2;
    background: var(--surface);
    font-family: var(--f-mono);
    font-size: var(--t-xs);
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--muted);
    white-space: nowrap;
  }

  /* Sortable header — the arrow is a text glyph so it needs no icon font. */
  .th-sort {
    display: inline-flex;
    align-items: center;
    gap: var(--s2);
    background: none;
    border: 0;
    padding: 0;
    color: inherit;
    font: inherit;
    letter-spacing: inherit;
    text-transform: inherit;
    cursor: pointer;
  }

  .th-sort:hover { color: var(--text); }

  /* The sorted column states its direction in red; unsorted columns show nothing,
     so the one glyph on screen is always the one that means something. */
  .th-sort__arrow {
    opacity: 0;
    font-size: 0.9em;
    line-height: 1;
    transition: opacity var(--d-fast) linear, transform var(--d-fast) var(--e-out);
  }

  [aria-sort='ascending'] .th-sort__arrow,
  [aria-sort='descending'] .th-sort__arrow { opacity: 1; color: var(--accent-text); }
  [aria-sort='descending'] .th-sort__arrow { transform: rotate(180deg); }
  [aria-sort='ascending'] .th-sort,
  [aria-sort='descending'] .th-sort { color: var(--text); }

  .catalog-table tbody tr {
    position: relative;
    transition: background var(--d-fast) linear, box-shadow var(--d-fast) var(--e-out);
  }

  .catalog-table tbody tr:last-child td { border-block-end: 0; }

  /* Row hover: a surface lift plus a 2px red tick on the leading edge. */
  @media (hover: hover) {
    .catalog-table tbody tr:hover,
    .catalog-table tbody tr:focus-within {
      background: color-mix(in srgb, var(--text) 5%, transparent);
      box-shadow: inset 2px 0 0 var(--red);
    }

    /* The "U upit" button recedes until the row is engaged with, so a 123-row table
       reads as data rather than as 123 buttons. Keyboard focus counts as engagement. */
    .catalog-table tbody .cell-act__form {
      opacity: 0.45;
      transition: opacity var(--d-fast) var(--e-out);
    }

    .catalog-table tbody tr:hover .cell-act__form,
    .catalog-table tbody tr:focus-within .cell-act__form { opacity: 1; }
  }

  /* Touch has no hover, so the control is always fully visible there. */
  @media (hover: none) {
    .catalog-table tbody .cell-act__form { opacity: 1; }
  }

  /* A search hit gets a red left edge — the cut, at row scale. */
  .catalog-table tbody tr.is-hit { box-shadow: inset 2px 0 0 var(--red); }

  /* The dimension cell is a <th scope="row">, so it needs its weight and alignment
     reset from the UA default before the mono treatment is applied. */
  .cell-dim {
    font-family: var(--f-mono);
    font-size: var(--t-sm);
    font-weight: 500;
    text-align: left;
    letter-spacing: 0.03em;
    white-space: nowrap;
  }

  .cell-mass { font-family: var(--f-mono); font-size: var(--t-sm); white-space: nowrap; }
  .cell-mass em { font-style: normal; color: var(--muted); }
  .cell-alloy { font-family: var(--f-mono); font-size: var(--t-xs); letter-spacing: 0.04em; color: var(--muted); }
  .cell-act { text-align: right; white-space: nowrap; }

  .cell-act__form { display: inline-flex; align-items: center; gap: var(--s2); justify-content: flex-end; }

  /* Row group label for mixed-geometry pages (mesingane šipke, poliacetal). */
  .catalog-table tbody th[scope='rowgroup'] {
    padding-block: var(--s4) var(--s2);
    background: var(--surface);
    font-family: var(--f-mono);
    font-size: var(--t-xs);
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent-text);
  }

  .catalog__foot {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--s3);
    padding: var(--s4) var(--s5);
    border-block-start: 1px solid var(--line);
  }

  .catalog__note { font-size: var(--t-xs); line-height: 1.5; color: var(--muted); max-width: 62ch; }

  /* Paginated tail: rows past 60 are hidden until "prikaži još". */
  .catalog-table tbody tr[data-page-hidden] { display: none; }

  /* --- stacked cards < 700px
     Never a horizontal scroll trap: below 700px each row becomes a card and
     the header cells are echoed by ::before from data-th. */

  @media (max-width: 699px) {
    .catalog__scroll { overflow-x: visible; }

    .catalog-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }

    .catalog-table,
    .catalog-table tbody,
    .catalog-table tr,
    .catalog-table td { display: block; width: 100%; }

    .catalog-table tbody th[scope='rowgroup'] { display: block; width: 100%; }

    .catalog-table tr { padding: var(--s4) var(--s5); border-block-end: 1px solid var(--line); }

    .catalog-table td {
      display: flex;
      align-items: baseline;
      justify-content: space-between;
      gap: var(--s4);
      padding: var(--s1) 0;
      border: 0;
      text-align: right;
    }

    /* Column labels for the stacked view come from the table's data-cols layout string,
       not from a data-th attribute on every cell — repeating four labels across 123 rows
       cost more bytes than the entire rest of the page. Layout letters:
       d = dimenzija · m = materijal · w = masa · a = legura · s = status · x = akcija */
    .catalog-table td::before {
      flex: 0 0 auto;
      font-family: var(--f-mono);
      font-size: var(--t-xs);
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--muted);
      text-align: left;
    }

    [data-cols='dwsx'] td:nth-child(2)::before,
    [data-cols='dwasx'] td:nth-child(2)::before,
    [data-cols='dmwsx'] td:nth-child(3)::before { content: 'Masa'; }

    [data-cols='dmwsx'] td:nth-child(2)::before { content: 'Materijal'; }
    [data-cols='dwasx'] td:nth-child(3)::before { content: 'Legura'; }

    [data-cols='dwsx'] td:nth-child(3)::before,
    [data-cols='dwasx'] td:nth-child(4)::before,
    [data-cols='dmwsx'] td:nth-child(4)::before { content: 'Status'; }

    [data-cols='dwsx'] td:nth-child(4)::before,
    [data-cols='dwasx'] td:nth-child(5)::before,
    [data-cols='dmwsx'] td:nth-child(5)::before { content: 'Upit'; }

    /* /lager/ carries a Proizvod column the product pages do not have. */
    .catalog-table--lager td:nth-child(2)::before { content: 'Proizvod'; }
    .catalog-table--lager td:nth-child(3)::before { content: 'Materijal'; }
    .catalog-table--lager td:nth-child(4)::before { content: 'Masa'; }
    .catalog-table--lager td:nth-child(5)::before { content: 'Status'; }
    .catalog-table--lager td:nth-child(6)::before { content: 'Upit'; }

    /* The dimension is a <th scope="row">; stacked, it becomes the card's title. */
    .catalog-table th[scope='row'].cell-dim {
      display: block;
      width: 100%;
      padding: 0 0 var(--s2);
      border: 0;
      text-align: left;
      font-size: 1.05rem;
    }

    .catalog-table td.cell-act { padding-block-start: var(--s3); }
    .catalog-table td.cell-act::before { align-self: center; }
  }

  .catalog-empty { display: none; padding: var(--s7) var(--s5); text-align: center; }

  /* One motif, two uses: this and the 404 both show a bar with a red cut through it. */
  .cut-motif { display: block; margin: 0 auto var(--s5); color: var(--muted); opacity: 0.7; }

  .catalog.is-empty .catalog-empty { display: block; }
  .catalog.is-empty .catalog__scroll,
  .catalog.is-empty .catalog__foot { display: none; }

  .catalog-empty__title {
    font-family: var(--f-display);
    font-size: var(--t-h3);
    font-weight: 700;
    letter-spacing: -0.02em;
  }

  .catalog-empty__near {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--s2);
    margin-block: var(--s5);
    list-style: none;
    padding: 0;
  }

  .catalog-empty__near li { margin: 0; }

  .catalog-empty__near button {
    padding: var(--s2) var(--s4);
    background: var(--raise);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    color: var(--text);
    font-family: var(--f-mono);
    font-size: var(--t-sm);
    cursor: pointer;
    transition: border-color var(--d-fast) var(--e-out);
  }

  .catalog-empty__near button:hover { border-color: var(--red); }

  .calc {
    display: grid;
    gap: var(--s5);
    padding: var(--s6);
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: var(--radius);
  }

  .calc__grid { display: grid; grid-template-columns: 1fr; gap: var(--s4); }

  @media (min-width: 720px) {
    .calc__grid { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr) minmax(0, 1fr); align-items: end; }
  }

  .calc__out {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: var(--s3) var(--s6);
    padding-block-start: var(--s5);
    border-block-start: 1px solid var(--line);
  }

  .calc__value {
    font-family: var(--f-display);
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1;
    font-variant-numeric: tabular-nums;
  }

  .calc__unit {
    font-family: var(--f-mono);
    font-size: var(--t-sm);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
  }

  .calc__aside { margin-inline-start: auto; font-size: var(--t-xs); color: var(--muted); max-width: 34ch; }

  .facts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    border-block: 1px solid var(--line);
  }

  .facts__item { padding: var(--s5) var(--s4) var(--s5) 0; border-inline-end: 1px solid var(--line); }

  .facts__item:last-child { border-inline-end: 0; }

  .facts__k {
    display: block;
    font-family: var(--f-mono);
    font-size: var(--t-xs);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    margin-block-end: var(--s2);
  }

  .facts__v {
    font-family: var(--f-display);
    font-size: clamp(20px, 2.4vw, 28px);
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.1;
    font-variant-numeric: tabular-nums;
  }

  .facts__v small { font-size: 0.56em; font-weight: 500; color: var(--muted); letter-spacing: 0; }
}