/* ==========================================================================
   SIL-VEX ENGINEERING — products.css  (products.html only)
   ========================================================================== */

.catalogue{ padding-top: 48px; }

.catalogue-toolbar{
  display:flex; justify-content:space-between; align-items:flex-start;
  gap: 20px; flex-wrap:wrap; margin-bottom: 18px;
}
.tabs{ display:flex; flex-wrap:wrap; gap:8px; }
.tab{
  font-family: var(--font-mono);
  font-size:.72rem; letter-spacing:.04em; text-transform:uppercase;
  padding: .55em 1em;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--steel);
  cursor:pointer;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
}
.tab:hover{ border-color: var(--navy); }
.tab.is-active{ background: var(--navy); border-color: var(--navy); color:#fff; }

.search-box input{
  font-family: var(--font-mono);
  font-size: .82rem;
  padding: .7em 1em;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  min-width: 260px;
  background: var(--paper);
  color: var(--ink);
}
.search-box input:focus{ outline: 2px solid var(--red); outline-offset:1px; }

.result-count{
  font-size:.7rem; letter-spacing:.1em; text-transform:uppercase;
  color: var(--steel-soft); margin-bottom: 18px;
}

.product-grid{
  display:grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 14px;
  padding-bottom: 20px;
}
.no-results{ grid-column: 1/-1; padding: 40px 0; color: var(--steel-soft); }

.product-card{
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow:hidden;
}
.product-head{
  width:100%;
  display:grid;
  grid-template-columns: auto 1fr auto auto;
  align-items:center;
  gap: 14px;
  padding: 16px 18px;
  background: none; border:0; text-align:left; cursor:pointer;
}
.product-code{
  font-size:.72rem; letter-spacing:.06em; color: var(--red);
  background: rgba(195,49,31,.08);
  padding: .3em .6em; border-radius: 2px;
}
.product-head h3{
  font-size: .95rem; text-transform:none; letter-spacing:0; margin:0;
  font-family: var(--font-body); font-weight:600; color: var(--ink);
}
.product-quick{ font-size:.68rem; color: var(--steel-soft); white-space:nowrap; display:none; }
.product-caret{
  width: 24px; height:24px; flex:none;
  border: 1px solid var(--line); border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-family: var(--font-mono); color: var(--navy);
  transition: transform .2s ease;
}
.product-card.is-open .product-caret{ transform: rotate(45deg); }

.product-body{
  max-height:0; overflow:hidden;
  transition: max-height .35s ease;
  padding: 0 18px;
  border-top: 0 solid var(--line);
}
.product-card.is-open .product-body{
  max-height: 900px;
  padding: 4px 18px 20px;
  border-top: 1px solid var(--line);
}
.product-specs{
  display:grid; grid-template-columns: 1fr 1fr; gap: 8px 20px;
  margin: 14px 0;
}
.pspec{ display:flex; flex-direction:column; gap:2px; font-size:.85rem; }
.pspec .mono{ font-size:.64rem; letter-spacing:.1em; text-transform:uppercase; color: var(--steel-soft); }
.product-components{ font-size:.85rem; margin-bottom: 12px; }
.product-components .label{
  display:block; font-size:.64rem; letter-spacing:.1em; text-transform:uppercase;
  color: var(--red); margin-bottom:.35em;
}
.product-apps{ display:flex; flex-wrap:wrap; gap:6px; }

@media (min-width: 700px){
  .product-quick{ display:inline; }
}
@media (max-width: 560px){
  .product-specs{ grid-template-columns: 1fr; }
  .product-head{ grid-template-columns: auto 1fr auto; }
}

/* ------------------------------------------------------- materials page */
.materials-page{ background: var(--bg-alt); }
.materials-page h2{ font-size: clamp(1.7rem, 3.4vw, 2.4rem); max-width: 22ch; margin-bottom: 34px; }
.material-detail-grid{
  display:grid; grid-template-columns: 1fr 1fr; gap: 2px;
  background: var(--line); border:1px solid var(--line);
}
.material-detail{ background: var(--paper); padding: 30px 30px 34px; }
.material-detail h3{ font-size:1.1rem; margin-bottom:.6em; }
.material-detail p{ font-size:.92rem; }
.material-list{ display:flex; flex-direction:column; gap: 12px; }
.material-list li{ font-size:.92rem; }
.rubber-table{ width:100%; border-collapse: collapse; margin-top: 14px; font-size:.84rem; }
.rubber-table th, .rubber-table td{ text-align:left; padding: 9px 8px; border-bottom:1px solid var(--line); }
.rubber-table th{ font-family: var(--font-mono); font-size:.68rem; letter-spacing:.08em; text-transform:uppercase; color: var(--steel-soft); }
@media (max-width: 860px){ .material-detail-grid{ grid-template-columns: 1fr; } }

/* --------------------------------------------------------- other range */
.other-range h2{ font-size: clamp(1.6rem, 3vw, 2.1rem); margin-bottom: .3em; }
.other-range p{ max-width: 60ch; margin-bottom: 26px; }
.other-grid{ display:flex; flex-wrap:wrap; gap:10px; }
.other-chip{
  font-size:.76rem; padding: .55em 1em;
  border: 1px dashed var(--silver);
  border-radius: 3px; color: var(--steel);
}