/* ===========================================================================
 * Apex Tyres — Shop Page Styles
 * ===========================================================================
 * Components: Sidebar, Toolbar, Product Grid, Pagination
 *
 * Loaded only on: pages/shop.php
 * =========================================================================== */

/* ── Page Wrapper ─────────────────────────────────────────────────────── */
.sp-page {
  width: 100%;
  max-width: 80rem;
  margin-inline: auto;
  padding-inline: 1rem;
  padding-top: 2.5rem;
  padding-bottom: 5rem;
}

@media (min-width: 768px) {
  .sp-page {
    padding-inline: 2rem;
  }
}

/* ── Layout ───────────────────────────────────────────────────────────── */
.sp-layout {
  display: grid;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .sp-layout {
    grid-template-columns: 260px 1fr;
  }
}

/* ── Sidebar Filters ─────────────────────────────────────────────────── */
.sp-sidebar {
  display: none;
}

@media (min-width: 1024px) {
  .sp-sidebar {
    display: block;
    position: sticky;
    top: 6rem;
    align-self: start;
    border-radius: var(--radius-xl);
    border: 1px solid var(--border);
    background: var(--card);
    padding: 1.25rem;
  }
}

.sp-sidebar__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--fg);
}

.sp-sidebar__body {
  margin-top: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Filter Group */
.sp-filter {
  display: flex;
  flex-direction: column;
}

.sp-filter__label {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--fg);
}

/* Select Dropdown */
.sp-select {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  height: 2.25rem;
  padding: 0.5rem 0.75rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--fg);
  background: var(--bg);
  border: 1px solid var(--input);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  white-space: nowrap;
  color-scheme: dark;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.sp-select option {
  background: #2b2d2e;
  color: #f4f4f5;
}

.sp-select:hover {
  border-color: rgba(255, 255, 255, 0.25);
}

.sp-select:focus-visible {
  outline: none;
  box-shadow: 0 0 0 1px var(--ring);
}

.sp-select__chevron {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  opacity: 0.5;
}

.sp-select > span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Rim Size Chips */
.sp-filter__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.sp-chip {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: 0.875rem;
  color: var(--fg);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  text-decoration: none;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.sp-chip:hover {
  border-color: rgba(57, 255, 20, 0.5);
}

.sp-chip--active {
  border-color: var(--primary);
  background: rgba(57, 255, 20, 0.1);
  color: var(--primary);
}

/* Price Range */
.sp-range {
  padding-inline: 0.25rem;
}

.sp-range__track {
  position: relative;
  height: 0.375rem;
  width: 100%;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(57, 255, 20, 0.2);
}

.sp-range__fill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--primary);
}

.sp-range__labels {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.sp-range__input {
  width: 100%;
  height: 2rem;
  padding: 0.25rem 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--fg);
  background: var(--bg);
  border: 1px solid var(--input);
  border-radius: var(--radius-sm);
  text-align: center;
  -moz-appearance: textfield;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.sp-range__input::placeholder {
  color: var(--muted-fg);
}

.sp-range__input::-webkit-outer-spin-button,
.sp-range__input::-webkit-inner-spin-button {
  display: none;
}

.sp-range__input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 1px var(--ring);
}

.sp-range__apply {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 2rem;
  margin-top: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--primary-fg);
  background: var(--primary);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.sp-range__apply:hover {
  background: rgba(57, 255, 20, 0.8);
}

/* Checkbox */
.sp-checkbox {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--fg);
  cursor: pointer;
}

.sp-checkbox__box {
  display: grid;
  place-content: center;
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  border: 1px solid var(--primary);
  box-shadow: 0 0 0 1px transparent;
  cursor: pointer;
  text-decoration: none;
  color: var(--fg);
  transition: background var(--transition-fast);
}

.sp-checkbox__box.is-checked {
  background: var(--primary);
  color: var(--primary-fg);
}

.sp-checkbox__label {
  user-select: none;
}

/* ── Toolbar ──────────────────────────────────────────────────────────── */
.sp-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: var(--card);
}

.sp-toolbar__search {
  position: relative;
  flex: 1;
  min-width: 200px;
}

.sp-toolbar__search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1rem;
  height: 1rem;
  color: var(--muted-fg);
  pointer-events: none;
}

.sp-toolbar__search-input {
  display: flex;
  width: 100%;
  height: 2.25rem;
  padding: 0.25rem 0.75rem 0.25rem 2.25rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--fg);
  background: transparent;
  border: 1px solid var(--input);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.sp-toolbar__search-input::placeholder {
  color: var(--muted-fg);
}

.sp-toolbar__search-input:focus {
  outline: none;
  box-shadow: 0 0 0 1px var(--ring);
}

/* Tabs (All / Tyres / Wheels) */
.sp-tabs {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  height: 2.25rem;
  padding: 0.25rem;
  background: var(--muted);
  border-radius: var(--radius-lg);
}

.sp-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted-fg);
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.sp-tab:hover {
  color: var(--fg);
}

.sp-tab:focus-visible {
  outline: 2px solid var(--ring);
  outline-offset: 2px;
}

.sp-tab:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.sp-tab.is-active {
  background: var(--bg);
  color: var(--fg);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* Sort Dropdown */
.sp-sort {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 11rem;
  height: 2.25rem;
  padding: 0.5rem 0.75rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--fg);
  background: var(--bg);
  border: 1px solid var(--input);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  white-space: nowrap;
  color-scheme: dark;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.sp-sort option {
  background: #2b2d2e;
  color: #f4f4f5;
}

.sp-sort:hover {
  border-color: rgba(255, 255, 255, 0.25);
}

.sp-sort:focus-visible {
  outline: none;
  box-shadow: 0 0 0 1px var(--ring);
}

.sp-sort__chevron {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
  opacity: 0.5;
}

/* Mobile Filters Button */
.sp-toolbar__filters-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  height: 2.25rem;
  padding: 0 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--fg);
  background: var(--bg);
  border: 1px solid var(--input);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.sp-toolbar__filters-btn:hover {
  background: var(--muted);
}

@media (min-width: 1024px) {
  .sp-toolbar__filters-btn {
    display: none;
  }
}

.sp-toolbar__filters-icon {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

/* ── Product Count ────────────────────────────────────────────────────── */
.sp-count {
  margin: 1.5rem 0 0;
  font-size: 0.875rem;
  color: var(--muted-fg);
}

/* ── Product Grid ─────────────────────────────────────────────────────── */
.sp-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-top: 1.5rem;
}

@media (min-width: 768px) {
  .sp-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ── Product Card ─────────────────────────────────────────────────────── */
.sp-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  background: var(--card);
  transition: border-color var(--transition-fast);
}

.sp-card:hover {
  border-color: rgba(57, 255, 20, 0.5);
}

.sp-card__img-wrap {
  display: block;
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: var(--surface);
}

.sp-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.sp-card:hover .sp-card__img {
  transform: scale(1.05);
}

/* Badges */
.sp-card__badges {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.sp-badge {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius);
}

.sp-badge--sale {
  background: var(--primary);
  color: var(--primary-fg);
}

.sp-badge--new {
  background: var(--fg);
  color: var(--bg);
}

.sp-card__stock {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  padding: 0.125rem 0.5rem;
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(245, 158, 11, 0.9);
  color: #000;
  border-radius: var(--radius);
}

/* Card Body */
.sp-card__body {
  padding: 1rem;
}

.sp-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sp-card__brand {
  margin: 0;
  font-size: 0.625rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}

.sp-card__rating {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin: 0;
  font-size: 0.6875rem;
  color: var(--muted-fg);
}

.sp-card__star {
  width: 0.75rem;
  height: 0.75rem;
  fill: var(--primary);
  color: var(--primary);
}

.sp-card__title {
  margin: 0.25rem 0 0;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.25;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.sp-card__title a {
  color: var(--fg);
  transition: color var(--transition-fast);
}

.sp-card__title a:hover {
  color: var(--primary);
}

.sp-card__size {
  margin: 0.125rem 0 0;
  font-size: 0.75rem;
  color: var(--muted-fg);
}

.sp-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

.sp-card__price {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.sp-card__price-current {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--primary);
  text-transform: uppercase;
}

.sp-card__price-old {
  font-size: 0.75rem;
  color: var(--muted-fg);
  text-decoration: line-through;
}

/* Add to Cart Button */
.sp-card__add {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  height: 2rem;
  padding: 0 0.75rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--primary-fg);
  background: var(--primary);
  border: none;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-glow);
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition-fast);
}

.sp-card__add:hover {
  background: rgba(57, 255, 20, 0.9);
}

.sp-card__add:focus-visible {
  outline: 1px solid var(--ring);
}

.sp-card__add:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.sp-card__cart-icon {
  width: 0.875rem;
  height: 0.875rem;
  flex-shrink: 0;
}

/* ── Pagination ───────────────────────────────────────────────────────── */
.sp-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 2.5rem;
}

.sp-pagination__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  height: 2rem;
  padding: 0 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--fg);
  background: var(--bg);
  border: 1px solid var(--input);
  border-radius: var(--radius-md);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.sp-pagination__btn:hover:not(:disabled) {
  background: var(--muted);
}

.sp-pagination__btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.sp-pagination__page {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.25rem;
  height: 2rem;
  padding: 0.25rem 0.75rem;
  font-size: 0.875rem;
  text-align: center;
  color: var(--fg);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: border-color var(--transition-fast);
}

.sp-pagination__page:hover {
  border-color: rgba(57, 255, 20, 0.5);
}

.sp-pagination__page.is-active {
  border-color: var(--primary);
  background: rgba(57, 255, 20, 0.1);
  color: var(--primary);
}

.sp-pagination__ellipsis {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.25rem;
  height: 2rem;
  font-size: 0.875rem;
  color: var(--muted-fg);
}

/* ── Empty State ──────────────────────────────────────────────────────── */
.sp-empty {
  padding: 3rem 1rem;
  text-align: center;
  color: var(--muted-fg);
  font-size: 0.9375rem;
}

.sp-empty__link {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  text-decoration: underline;
  transition: color var(--transition-fast);
}

.sp-empty__link:hover {
  color: rgba(57, 255, 20, 0.8);
}

/* ── Sticky Sidebar Scroll (if content shorter than viewport) ─────────── */
@media (min-width: 1024px) {
  .sp-sidebar {
    max-height: calc(100vh - 8rem);
    overflow-y: auto;
  }
}