/* ─── PRODUCTS PAGE LAYOUT ─────────────────────── */
#products-page {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 0;
  min-height: 80vh;
  background: #F0F2F7;
  padding-top: 0;
}

/* ── Sidebar ── */
.products-sidebar {
  background: #ffffff;
  border-right: 1px solid rgba(0,0,0,0.08);
  padding: 40px 28px;
  position: sticky;
  top: 70px;
  height: calc(100vh - 70px);
  overflow-y: auto;
}

.sidebar-heading {
  font-family: var(--f-display);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #1A1F2B;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--c-red);
}

.category-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.cat-radio {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  color: #4A5568;
  transition: background 0.2s ease, color 0.2s ease;
}

.cat-radio:hover {
  background: rgba(215,43,43,0.06);
  color: var(--c-red);
}

.cat-radio.active {
  background: rgba(215,43,43,0.1);
  color: var(--c-red);
  font-weight: 700;
}

.cat-radio input[type="radio"] {
  accent-color: var(--c-red);
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* ── Main area ── */
.products-main {
  padding: 40px 36px;
}

.products-top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
  flex-wrap: wrap;
  gap: 16px;
}

.products-page-title {
  font-family: var(--f-display);
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 800;
  text-transform: uppercase;
  color: var(--c-red);
  letter-spacing: 0.02em;
}

.products-search {
  width: 280px;
  padding: 10px 16px;
  border: 1px solid rgba(0,0,0,0.12);
  border-radius: 8px;
  font-size: 14px;
  font-family: var(--f-body);
  background: #ffffff;
  color: #1A1F2B;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.products-search:focus {
  border-color: var(--c-red);
  box-shadow: 0 0 0 3px rgba(215,43,43,0.1);
}
.products-search::placeholder { color: #9AA0B0; }

/* ── Product grid ── */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-bottom: 40px;
}

/* ── Product card ── */
.product-card {
  background: #ffffff;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(0,0,0,0.07);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              box-shadow 0.3s ease,
              border-color 0.3s ease;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.12);
  border-color: rgba(215,43,43,0.2);
}

.product-card-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  background: #E8EAF0;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.product-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* hide placeholder when image loads */
.product-card-img img + .product-card-placeholder { display: none; }
.product-card-img img[src=""] + .product-card-placeholder,
.product-card-img img:not([src]) + .product-card-placeholder { display: flex; }

.product-card-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: #9AA0B0;
  font-weight: 500;
  background: #E8EAF0;
}

.product-card-body {
  padding: 20px 18px 22px;
}

.product-card-body h3 {
  font-family: var(--f-display);
  font-size: 17px;
  font-weight: 700;
  color: #1A1F2B;
  margin-bottom: 8px;
  line-height: 1.3;
  letter-spacing: 0.01em;
}

.product-price {
  font-size: 17px;
  font-weight: 700;
  color: #1A1F2B;
  margin-bottom: 6px;
}

.product-category {
  font-size: 12.5px;
  color: #7A8096;
  margin-bottom: 6px;
}

.product-desc {
  font-size: 13px;
  line-height: 1.6;
  color: #7A8096;
  margin-bottom: 16px;
}

.product-inquiry-btn {
  display: block;
  width: 100%;
  text-align: center;
  padding: 11px 0;
  border: 2px solid var(--c-red);
  border-radius: 8px;
  color: var(--c-red);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-decoration: none;
  background: transparent;
  transition: background 0.2s ease, color 0.2s ease;
}
.product-inquiry-btn:hover {
  background: var(--c-red);
  color: #ffffff;
}

/* ── Hidden card (filtered out) ── */
.product-card.hidden {
  display: none;
}

/* ── No results message ── */
.no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 20px;
  color: #7A8096;
  font-size: 15px;
}

/* ── Pagination ── */
.products-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 0 20px;
}

.page-btn {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  border: 1px solid rgba(0,0,0,0.1);
  background: #ffffff;
  color: #4A5568;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.page-btn:hover {
  background: rgba(215,43,43,0.08);
  border-color: var(--c-red);
  color: var(--c-red);
}
.page-btn.active {
  background: var(--c-red);
  border-color: var(--c-red);
  color: #ffffff;
}
.page-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
}

/* ─── RESPONSIVE ─────────────────────── */
@media (max-width: 1100px) {
  .products-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  #products-page { grid-template-columns: 1fr; }
  .products-sidebar {
    position: static;
    height: auto;
    border-right: none;
    border-bottom: 1px solid rgba(0,0,0,0.08);
    padding: 24px 5vw;
  }
  .category-list { flex-direction: row; flex-wrap: wrap; gap: 8px; }
  .cat-radio { padding: 8px 14px; border-radius: 100px; border: 1px solid rgba(0,0,0,0.1); }
  .products-main { padding: 28px 5vw; }
  .products-search { width: 100%; }
}

@media (max-width: 560px) {
  .products-grid { grid-template-columns: 1fr; }
  .products-top-bar { flex-direction: column; align-items: flex-start; }
}