/* ============================================================
   Technoboom Integration — Frontend Styles
   ============================================================ */

:root {
  --tb-primary:    #e63327;
  --tb-primary-dk: #c02020;
  --tb-accent:     #f4a900;
  --tb-gray:       #f5f5f5;
  --tb-border:     #e0e0e0;
  --tb-text:       #222;
  --tb-muted:      #777;
  --tb-radius:     8px;
  --tb-shadow:     0 2px 12px rgba(0,0,0,.09);
}

/* ---- Layout ---- */
.tb-products-wrapper { margin: 2rem 0; }

.tb-section-title {
  font-size: 1.5rem;
  margin-bottom: 1.2rem;
  color: var(--tb-text);
  border-bottom: 3px solid var(--tb-primary);
  padding-bottom: .4rem;
}

.tb-products-grid {
  display: grid;
  gap: 1.2rem;
}
.tb-cols-1 { grid-template-columns: 1fr; }
.tb-cols-2 { grid-template-columns: repeat(2, 1fr); }
.tb-cols-3 { grid-template-columns: repeat(3, 1fr); }
.tb-cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 900px) {
  .tb-cols-3, .tb-cols-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .tb-cols-2, .tb-cols-3, .tb-cols-4 { grid-template-columns: 1fr; }
}

/* ---- Card ---- */
.tb-card {
  background: #fff;
  border: 1px solid var(--tb-border);
  border-radius: var(--tb-radius);
  box-shadow: var(--tb-shadow);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .18s, box-shadow .18s;
}
.tb-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(0,0,0,.14);
}

.tb-card__image {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--tb-gray);
  display: flex;
  align-items: center;
  justify-content: center;
}
.tb-card__image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: .5rem;
}
.tb-no-image {
  color: var(--tb-muted);
  font-size: .85rem;
}

.tb-card__body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: .3rem;
}

.tb-card__brand {
  font-size: .75rem;
  font-weight: 700;
  color: var(--tb-primary);
  text-transform: uppercase;
  letter-spacing: .05em;
  margin: 0;
}
.tb-card__title {
  font-size: .95rem;
  font-weight: 600;
  color: var(--tb-text);
  margin: 0;
  line-height: 1.3;
}
.tb-card__category {
  font-size: .75rem;
  color: var(--tb-muted);
  margin: 0;
}

/* ---- Pricing ---- */
.tb-card__pricing {
  margin-top: auto;
  padding-top: .5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: .4rem;
}
.tb-price--original {
  font-size: .82rem;
  color: var(--tb-muted);
  text-decoration: line-through;
}
.tb-price--sale {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--tb-text);
}
.tb-cashback {
  display: block;
  width: 100%;
  font-size: .78rem;
  color: #1a7f37;
  margin: 0;
}

/* ---- Badges ---- */
.tb-badges {
  display: flex;
  flex-wrap: wrap;
  gap: .25rem;
  padding: .4rem .6rem 0;
}
.tb-badge {
  font-size: .68rem;
  font-weight: 700;
  padding: .15rem .5rem;
  border-radius: 4px;
  background: var(--tb-gray);
  color: var(--tb-text);
}
.tb-badge--Best\ Price,
.tb-badge--BestPrice { background: #1a7f37; color: #fff; }
.tb-badge--Daily\ promotions { background: var(--tb-accent); color: #fff; }
.tb-badge--Products\ of\ the\ day { background: var(--tb-primary); color: #fff; }
.tb-badge--Last\ units { background: #c05c00; color: #fff; }

.tb-discount-badge {
  position: absolute;
  top: .5rem;
  right: .5rem;
  background: var(--tb-primary);
  color: #fff;
  font-size: .75rem;
  font-weight: 700;
  padding: .2rem .5rem;
  border-radius: 4px;
}

/* ---- Stock low ---- */
.tb-stock-low {
  font-size: .75rem;
  color: #c05c00;
  margin: 0;
}

/* ---- Button ---- */
.tb-btn {
  display: inline-block;
  text-align: center;
  border: none;
  border-radius: var(--tb-radius);
  cursor: pointer;
  font-weight: 600;
  padding: .55rem 1rem;
  text-decoration: none;
  transition: background .15s;
  font-size: .85rem;
  margin-top: .6rem;
}
.tb-btn--primary {
  background: var(--tb-primary);
  color: #fff;
}
.tb-btn--primary:hover {
  background: var(--tb-primary-dk);
  color: #fff;
  text-decoration: none;
}
.tb-btn--large { font-size: 1rem; padding: .75rem 1.5rem; }

/* ---- Search ---- */
.tb-search-wrapper { margin: 2rem 0; }
.tb-search-bar {
  display: flex;
  gap: .5rem;
  margin-bottom: 1rem;
}
.tb-search-bar input {
  flex: 1;
  padding: .6rem 1rem;
  border: 2px solid var(--tb-border);
  border-radius: var(--tb-radius);
  font-size: 1rem;
  outline: none;
  transition: border-color .15s;
}
.tb-search-bar input:focus { border-color: var(--tb-primary); }
.tb-search-bar button {
  background: var(--tb-primary);
  color: #fff;
  border: none;
  border-radius: var(--tb-radius);
  padding: .6rem 1.2rem;
  font-size: 1rem;
  cursor: pointer;
}

.tb-filters {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1.2rem;
}
.tb-filters select {
  padding: .5rem .8rem;
  border: 1px solid var(--tb-border);
  border-radius: var(--tb-radius);
  font-size: .9rem;
}
.tb-filters button {
  padding: .5rem 1rem;
  border: 1px solid var(--tb-border);
  border-radius: var(--tb-radius);
  background: var(--tb-gray);
  cursor: pointer;
  font-size: .9rem;
}

/* ---- Single product ---- */
.tb-single-product {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin: 2rem 0;
}
@media (max-width: 700px) { .tb-single-product { grid-template-columns: 1fr; } }

.tb-single-product__image img {
  width: 100%;
  border-radius: var(--tb-radius);
  border: 1px solid var(--tb-border);
}
.tb-single-product__info { display: flex; flex-direction: column; gap: .5rem; }
.tb-single-product__brand { font-weight: 700; color: var(--tb-primary); text-transform: uppercase; }
.tb-single-product__title { font-size: 1.6rem; font-weight: 700; }
.tb-single-product__no { color: var(--tb-muted); font-size: .85rem; }
.tb-single-product__category { font-size: .85rem; color: var(--tb-muted); }
.tb-single-product__pricing { display: flex; flex-wrap: wrap; gap: .5rem; align-items: baseline; }
.tb-single-product .tb-price--sale { font-size: 1.8rem; }
.tb-single-product .tb-discount-pct {
  background: var(--tb-primary);
  color: #fff;
  padding: .2rem .5rem;
  border-radius: 4px;
  font-size: .85rem;
  font-weight: 700;
}

/* ---- Pagination ---- */
.tb-pagination { display: flex; gap: .4rem; margin-top: 1.5rem; flex-wrap: wrap; }
.tb-pagination button {
  padding: .4rem .9rem;
  border: 1px solid var(--tb-border);
  border-radius: 4px;
  background: #fff;
  cursor: pointer;
}
.tb-pagination button.active, .tb-pagination button:hover { background: var(--tb-primary); color: #fff; border-color: var(--tb-primary); }

/* ---- Widget ---- */
.tb-widget-list { list-style: none; margin: 0; padding: 0; }
.tb-widget-item {
  display: flex;
  gap: .6rem;
  align-items: center;
  padding: .5rem 0;
  border-bottom: 1px solid var(--tb-border);
}
.tb-widget-item img { width: 50px; height: 50px; object-fit: contain; border-radius: 4px; background: var(--tb-gray); }
.tb-widget-item__info { display: flex; flex-direction: column; font-size: .82rem; }
.tb-widget-item__name { color: var(--tb-text); font-weight: 500; }
.tb-widget-item__price { font-weight: 700; }
.tb-widget-item__discount { color: var(--tb-primary); font-weight: 700; }

/* ---- Misc ---- */
.tb-no-results { color: var(--tb-muted); font-style: italic; }
.tb-error { color: var(--tb-primary); }
.tb-spinner { text-align: center; padding: 2rem; color: var(--tb-muted); }