/* ═══════════════════════════════════════════════════════════
   BRP TALLER — SHOP / CATALOG CSS
   Extends home.css — load home.css first.
   Reuses all design tokens defined in :root of home.css.
═══════════════════════════════════════════════════════════ */

/* ─────────────────────────────────────────
   SHOP PAGE WRAPPER
───────────────────────────────────────── */
.shop-page {
  background-color: var(--brp-dark);
  color: var(--brp-off-white);
  font-family: var(--font-body);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ─────────────────────────────────────────
   PAGE HEADER (mini hero)
───────────────────────────────────────── */
.shop-header {
  position: relative;
  min-height: 34vh;
  display: flex;
  align-items: flex-end;
  background: var(--brp-dark-3);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  overflow: hidden;
}

.shop-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 65% 0%, rgba(112, 8, 8, 0.4) 0%, transparent 65%);
  pointer-events: none;
}

.shop-header__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(13, 13, 13, 0.75) 0%, rgba(26, 26, 26, 0.35) 100%);
}

.shop-header__content {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  padding: 6rem var(--space-md) 3.5rem;
}

.shop-header__back {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-family: var(--font-accent);
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brp-metal);
  text-decoration: none;
  margin-bottom: 1.5rem;
  transition: color var(--transition-fast);
}

.shop-header__back:hover {
  color: var(--brp-red);
}

.shop-header__title {
  font-family: var(--font-heading);
  font-size: var(--fs-h1);
  color: var(--brp-white);
  line-height: 1;
  letter-spacing: 0.02em;
  margin-bottom: 0.75rem;
  animation: fadeSlideUp 0.8s 0.2s both;
}

.shop-header__sub {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--brp-metal);
  max-width: 500px;
  line-height: 1.7;
  animation: fadeSlideUp 0.8s 0.4s both;
}

/* ─────────────────────────────────────────
   CATALOG SECTION
───────────────────────────────────────── */
.shop-catalog {
  background: var(--brp-dark);
  padding: var(--space-lg) var(--space-md);
}

.shop-catalog__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

/* ─────────────────────────────────────────
   SEARCH BAR
───────────────────────────────────────── */
.shop-search {
  margin-bottom: var(--space-md);
}

.shop-search__wrap {
  position: relative;
  max-width: 640px;
  margin: 0 auto;
}

.shop-search__icon {
  position: absolute;
  left: 1.15rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--brp-metal);
  pointer-events: none;
}

.shop-search__input {
  width: 100%;
  background: var(--brp-dark-3);
  border: 1.5px solid rgba(255, 255, 255, 0.1);
  border-radius: 100px;
  padding: 0.9rem 3rem 0.9rem 3.2rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--brp-off-white);
  outline: none;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  -webkit-appearance: none;
}

.shop-search__input::placeholder {
  color: var(--brp-metal);
}

.shop-search__input:focus {
  border-color: var(--brp-red);
  box-shadow: 0 0 0 3px rgba(112, 8, 8, 0.22);
}

/* hide browser default clear button */
.shop-search__input::-webkit-search-cancel-button {
  display: none;
}

.shop-search__clear {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--brp-metal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.3rem;
  border-radius: 50%;
  transition: color var(--transition-fast);
}

.shop-search__clear:hover {
  color: var(--brp-red);
}

/* ─────────────────────────────────────────
   FILTER BAR
───────────────────────────────────────── */
.shop-filters {
  background: var(--brp-dark-2);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--card-radius-lg);
  padding: 1.75rem 2rem;
  margin-bottom: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.shop-filter-group {
  display: flex;
  align-items: flex-start;
  gap: 1.1rem;
  flex-wrap: wrap;
}

.shop-filter-group__label {
  font-family: var(--font-accent);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--brp-metal);
  white-space: nowrap;
  padding-top: 0.5rem;
  min-width: 4.75rem;
}

.shop-filter-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* Override parts__cat-btn for dark background */
.shop-filters .parts__cat-btn {
  border-color: rgba(255, 255, 255, 0.14);
  color: var(--brp-metal);
  background: transparent;
}

.shop-filters .parts__cat-btn:hover,
.shop-filters .parts__cat-btn.active {
  background: var(--brp-red);
  border-color: var(--brp-red);
  color: var(--brp-white);
}

/* Marca pills — steel-toned to distinguish from rubros */
.shop-marca-btn {
  font-family: var(--font-accent);
  font-size: var(--fs-small);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.5rem 1.25rem;
  border-radius: 100px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: transparent;
  color: var(--brp-metal);
  cursor: pointer;
  transition: all var(--transition-base);
}

.shop-marca-btn:hover {
  border-color: rgba(255, 255, 255, 0.35);
  color: var(--brp-off-white);
  background: rgba(255, 255, 255, 0.06);
}

.shop-marca-btn.active {
  background: var(--brp-steel);
  border-color: rgba(255, 255, 255, 0.3);
  color: var(--brp-white);
}

/* Results count + clear button row */
.shop-filters__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  flex-wrap: wrap;
  gap: 0.75rem;
}

.shop-results-count {
  font-family: var(--font-accent);
  font-size: var(--fs-small);
  color: var(--brp-metal);
  letter-spacing: 0.05em;
}

.shop-filters__clear {
  padding: 0.45rem 1.2rem;
  font-size: 0.8rem;
}

/* ─────────────────────────────────────────
   PRODUCT GRID — dark-theme variant
───────────────────────────────────────── */

/* 4 columns on desktop for the full catalog */
.shop-grid {
  grid-template-columns: repeat(4, 1fr);
}

/* Dark card overrides */
.shop-grid .part-card {
  background: var(--brp-dark-3);
  border-color: rgba(255, 255, 255, 0.07);
}

.shop-grid .part-card:hover {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), 0 0 0 1px var(--brp-red);
}

.shop-grid .part-card__info h3 {
  color: var(--brp-off-white);
}

.shop-grid .part-card__price {
  color: var(--brp-off-white);
}

/* Meta row: rubro category + brand badge */
.part-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.shop-marca-badge {
  font-family: var(--font-accent);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brp-metal);
  background: rgba(255, 255, 255, 0.07);
  padding: 0.18rem 0.55rem;
  border-radius: 4px;
  white-space: nowrap;
}

/* ─────────────────────────────────────────
   EMPTY STATE
───────────────────────────────────────── */
.shop-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.1rem;
  padding: var(--space-lg) var(--space-md);
  color: var(--brp-metal);
  text-align: center;
}

.shop-empty svg {
  opacity: 0.25;
}

.shop-empty p {
  font-family: var(--font-accent);
  font-size: 1.1rem;
  letter-spacing: 0.05em;
}

/* ─────────────────────────────────────────
   RESPONSIVE — TABLET (max 1100px)
───────────────────────────────────────── */
@media (max-width: 1100px) {
  .shop-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ─────────────────────────────────────────
   RESPONSIVE — TABLET SMALL (max 768px)
───────────────────────────────────────── */
@media (max-width: 768px) {
  .shop-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .shop-filter-group {
    flex-direction: column;
    gap: 0.65rem;
  }

  .shop-filter-group__label {
    padding-top: 0;
    min-width: unset;
  }

  .shop-filters {
    padding: 1.25rem;
  }
}

/* ─────────────────────────────────────────
   RESPONSIVE — MOBILE (max 480px)
───────────────────────────────────────── */
@media (max-width: 480px) {
  .shop-header {
    min-height: 28vh;
  }

  .shop-header__content {
    padding: 5rem var(--space-sm) 2.5rem;
  }

  .shop-catalog {
    padding: var(--space-md) var(--space-sm);
  }

  .shop-grid {
    grid-template-columns: 1fr;
  }

  .shop-filters__footer {
    flex-direction: column;
    align-items: flex-start;
  }
}