/* ==========================================================================
   Components
   Reusable UI pieces: buttons, product cards, pagination, badges, panels.
   All direction-agnostic (logical properties only).
   ========================================================================== */

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  font-family: inherit;
  font-size: var(--font-size-base);
  font-weight: 600;
  line-height: 1.4;
  border-radius: var(--radius);
  padding: 0.5rem 1.1rem;
  border: 1px solid transparent;
  transition: background-color var(--transition-fast), color var(--transition-fast),
    border-color var(--transition-fast), box-shadow var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
}

.btn:hover,
.btn:focus {
  text-decoration: none;
}

.btn:disabled,
.btn.disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
}

/* Primary — the burgundy call to action. Reserved for real actions. */
.btn-primary {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
  background-color: var(--color-primary-dark) !important;
  border-color: var(--color-primary-dark) !important;
  color: #fff !important;
}

/* Secondary outline — quieter, for adjacent actions. */
.btn-secondary {
  background-color: transparent;
  border-color: var(--color-border-strong);
  color: var(--color-text);
}

.btn-secondary:hover,
.btn-secondary:focus,
.btn-secondary:active {
  background-color: var(--color-primary-soft) !important;
  border-color: var(--color-primary-light) !important;
  color: var(--color-primary-dark) !important;
}

.btn-outline-primary {
  background-color: transparent;
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
  background-color: var(--color-primary) !important;
  border-color: var(--color-primary) !important;
  color: #fff !important;
}

.btn-link {
  color: var(--color-primary);
  background: none;
  border: none;
  padding: 0;
}

.btn-link:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

.btn-lg {
  font-size: var(--font-size-md);
  padding: 0.7rem 1.5rem;
}

.btn-sm {
  font-size: var(--font-size-sm);
  padding: 0.3rem 0.7rem;
}

/* Light-on-dark context, used inside the hero slider. */
.btn-light {
  background-color: rgba(255, 255, 255, 0.96);
  border-color: rgba(255, 255, 255, 0.96);
  color: var(--color-primary-dark);
}

.btn-light:hover,
.btn-light:focus {
  background-color: #fff !important;
  border-color: #fff !important;
  color: var(--color-primary) !important;
}

.btn-outline-light {
  background-color: transparent;
  border-color: rgba(255, 255, 255, 0.7);
  color: #fff;
}

.btn-outline-light:hover,
.btn-outline-light:focus {
  background-color: rgba(255, 255, 255, 0.14) !important;
  border-color: #fff !important;
  color: #fff !important;
}

/* ==========================================================================
   Product cards
   ========================================================================== */

.product_pod {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition), box-shadow var(--transition),
    transform var(--transition);
}

.product_pod:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

@media (prefers-reduced-motion: reduce) {
  .product_pod:hover {
    transform: none;
  }
}

.product_pod .image_container {
  position: relative;
  background: var(--color-primary-softer);
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.product_pod .image_container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

/* The whole image is a link to the product, kept out of the tab order because
   the title link below carries the same destination. */
.product_pod__media {
  display: block;
  position: relative;
  background: var(--color-primary-softer);
  aspect-ratio: 1 / 1;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.product_pod__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow);
}

.product_pod:hover .product_pod__media img {
  transform: scale(1.04);
}

.product_pod__placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-border-strong);
}

.product_pod__body {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  min-width: 0;
  padding-block-end: var(--space-4);
}

@media (prefers-reduced-motion: reduce) {
  .product_pod:hover .product_pod__media img {
    transform: none;
  }
}

.product_pod .star-rating {
  margin: var(--space-3) var(--space-4) 0;
  color: var(--color-warning);
  font-size: var(--font-size-sm);
  letter-spacing: 1px;
}

.product_pod h3 {
  margin: var(--space-3) var(--space-4) 0;
  font-size: var(--font-size-md);
  font-weight: 600;
  line-height: 1.45;
}

.product_pod h3 a {
  color: var(--color-text);
}

.product_pod h3 a:hover {
  color: var(--color-primary);
  text-decoration: none;
}

/* Clamp long titles to two lines so cards stay aligned. */
@supports (-webkit-line-clamp: 2) {
  .product_pod h3 a {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
}

.product_pod .product_price {
  margin: auto var(--space-4) 0;
  padding-top: var(--space-3);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.product_pod__pricing {
  min-width: 0;
  display: contents;
}

/* Oscar renders the amount in <p class="price_color">; recolour it to the
   theme's price colour without editing the stock_record partial (which is also
   used on the product detail page). */
.product_pod .price_color {
  margin: 0;
  font-size: var(--font-size-lg);
  font-weight: 700;

  line-height: 1.2;
}

.product_pod .availability {
  margin: 2px 0 0;
  font-size: x-small;
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.product_pod .availability i {
  font-size: 0.85em;
}

.product_pod__cta {
  flex: 0 0 auto;
  min-width: 0;
  display: contents;
}

/* The compact add-to-basket form: quantity input plus a full-width button. */
.product_pod__cta form {
  display: contents;
  align-items: stretch;
  gap: var(--space-1);
  margin: 0;
}

.product_pod__cta .form-group,
.product_pod__cta .form_class,
.product_pod__cta p {
  margin: 0;
}

.product_pod__cta input[type="number"],
.product_pod__cta input[name="quantity"] {
  width: 46px;
  height: 34px;
  padding: 0 var(--space-1);
  text-align: center;
  font-size: var(--font-size-sm);
  border-radius: var(--radius);
  border: 1px solid var(--color-border-strong);
  background: var(--color-surface);
  color: var(--color-text);
}

.product_pod__cta .btn {
  font-size: var(--font-size-sm);
  font-weight: 600;
  padding: 0 var(--space-3);
  height: 34px;
  white-space: nowrap;
  border-radius: var(--radius);
  background: var(--color-primary);
  border: 1px solid var(--color-primary);
  color: #fff;
}

.product_pod__cta .btn:hover,
.product_pod__cta .btn:focus {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: #fff;
}

.product_pod__cta .btn.disabled,
.product_pod__cta span.btn.disabled {
  background: var(--color-primary-softer);
  border-color: var(--color-border);
  color: var(--color-muted);
  cursor: not-allowed;
}

.product_pod .price {
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}

.product_pod .form_class {
  margin: 0;
}

/* "Add to basket" on a card: compact, secondary so it does not shout. */
.product_pod form button,
.product_pod form input[type="submit"] {
  font-size: var(--font-size-sm);
  padding: 0.35rem 0.8rem;
}

/* Grid: 1 col on the narrowest phones up to 4 on desktop. */
.product_grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
  list-style: none;
  margin: 0;
  padding: 0;
}

@media (min-width: 576px) {
  .product_grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 992px) {
  .product_grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: var(--space-5);
  }
}

/* ==========================================================================
   Pagination
   ========================================================================== */

.pagination {
  margin-top: var(--space-6);
  gap: var(--space-1);
  flex-wrap: wrap;
}

.page-link,
.pagination .page-link {
  color: var(--color-primary);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius) !important;
  min-width: 38px;
  text-align: center;
  padding: 0.4rem 0.7rem;
  font-size: var(--font-size-sm);
  font-weight: 500;
  transition: background-color var(--transition-fast), color var(--transition-fast),
    border-color var(--transition-fast);
}

.page-link:hover,
.page-link:focus {
  background-color: var(--color-primary-soft);
  border-color: var(--color-primary-light);
  color: var(--color-primary-dark);
  text-decoration: none;
}

.page-item.active .page-link {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.page-item.active .page-link:hover {
  background-color: var(--color-primary-dark);
  color: #fff;
}

.page-item.disabled .page-link {
  color: var(--color-muted);
  background-color: var(--color-primary-softer);
  cursor: not-allowed;
}

/* ==========================================================================
   Panels, cards & badges
   ========================================================================== */

.card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: none;
}

.card-header {
  background-color: var(--color-primary-softer);
  border-bottom: 1px solid var(--color-border);
  font-weight: 600;
}

.side_categories {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}

.side_categories h4 {
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: var(--letter-spacing-wide);
  color: var(--color-muted);
  margin-bottom: var(--space-3);
}

.badge {
  font-weight: 600;
  border-radius: var(--radius-pill);
  padding: 0.3em 0.65em;
}

.badge-warning {
  background-color: var(--color-warning-bg);
  color: var(--color-warning);
}

.badge-primary {
  background-color: var(--color-primary);
  color: #fff;
}

.badge-light {
  background-color: var(--color-primary-soft);
  color: var(--color-primary-dark);
}

/* Price emphasis used on basket and order lines. */
.price {
  font-weight: 700;
  color: var(--color-primary);
}

.subtotal,
.order-total,
.total {
  font-weight: 700;
}

/* Stock availability colouring, plus a text label so state is never
   communicated by colour alone. */
.stockout,
.out_of_stock {
  color: var(--color-danger);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.instock,
.in_stock {
  color: var(--color-success);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

/* ==========================================================================
   Empty states
   ========================================================================== */

.nonefound,
.empty-state {
  text-align: center;
  padding: var(--space-7) var(--space-4);
  color: var(--color-muted);
  background-color: var(--color-surface);
  border: 1px dashed var(--color-border-strong);
  border-radius: var(--radius-lg);
}

.empty-state h2,
.empty-state h3 {
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.empty-state a {
  font-weight: 600;
}

/* ==========================================================================
   Authentication card
   Used by /accounts/login/ (both forms) and /accounts/register/ (one form).
   One panel is visible at a time; the tablist sits across the top of the card,
   which is both the DOM order and the visual order.
   ========================================================================== */

.auth-page {
  display: flex;
  justify-content: center;
  padding: var(--space-5) 0 var(--space-7);
}

.auth-card {
  width: 100%;
  max-width: 26rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.auth-card__panels {
  flex: 1 1 auto;
  min-height: 0;
}

.auth-panel {
  padding: var(--space-6) var(--space-5) var(--space-5);
}

.auth-panel[hidden] {
  display: none;
}

.auth-panel__title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin: 0 0 var(--space-1);
  color: var(--color-text);
  letter-spacing: -0.015em;
}

.auth-panel__hint {
  font-size: var(--font-size-sm);
  color: var(--color-muted);
  margin: 0 0 var(--space-5);
}

.auth-panel .form-group {
  margin-bottom: var(--space-4);
}

.auth-panel label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
  display: block;
}

/* Oscar's form_field partial labels the control column, not the input. */
.auth-panel .form-group > label + div {
  width: 100%;
}

.auth-panel input.form-control {
  width: 100%;
  height: 42px;
}

.auth-panel__submit {
  width: 100%;
  margin-top: var(--space-2);
}

.auth-panel__aside {
  font-size: var(--font-size-sm);
  color: var(--color-muted);
  margin: var(--space-4) 0 0;
  text-align: center;
}

.auth-panel__aside a {
  font-weight: 500;
}

/* Oscar renders field errors as .error-block. */
.auth-panel .error-block {
  display: flex;
  align-items: flex-start;
  gap: var(--space-1);
  color: var(--color-danger);
  font-size: var(--font-size-sm);
  font-weight: 500;
  margin-top: var(--space-1);
}

.auth-panel .error-block i {
  margin-top: 2px;
  flex: 0 0 auto;
}

/* --- Tab switcher (across the top of the card) ---------------------------- */

.auth-tabs {
  display: flex;
  border-bottom: 1px solid var(--color-border);
  background-color: var(--color-primary-softer);
}

.auth-tab {
  flex: 1 1 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin: 0;
  padding: var(--space-4) var(--space-3);
  border: 0;
  border-bottom: 2px solid transparent;
  background: none;
  color: var(--color-muted);
  font-family: inherit;
  font-size: var(--font-size-sm);
  font-weight: 600;
  line-height: 1.3;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: color var(--transition-fast), background-color var(--transition-fast),
    border-color var(--transition-fast);
}

.auth-tab + .auth-tab {
  border-inline-start: 1px solid var(--color-border);
}

.auth-tab i {
  font-size: 0.85em;
  opacity: 0.75;
}

.auth-tab:hover,
.auth-tab:focus {
  color: var(--color-primary);
  background-color: var(--color-primary-soft);
  text-decoration: none;
}

.auth-tab.is-active,
.auth-tab[aria-selected="true"] {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  /* Matches the panel below so the active tab reads as attached to it. */
  background-color: var(--color-surface);
}

.auth-tab.is-active i,
.auth-tab[aria-selected="true"] i {
  opacity: 1;
}

.auth-tab:focus-visible {
  outline: var(--focus-ring);
  outline-offset: calc(-1 * var(--focus-ring-offset));
}

/* --- No-JS fallback ------------------------------------------------------- */
/* Without JavaScript both panels stack and the switcher is hidden, so there is
   no dead control. This is the behaviour the page had before the tabs existed. */

.no-js .auth-tabs {
  display: none;
}

.no-js .auth-panel + .auth-panel {
  border-top: 1px solid var(--color-border);
}

.no-js .auth-card__panels {
  display: block;
}

/* --- Small screens -------------------------------------------------------- */

@media (max-width: 575.98px) {
  .auth-page {
    padding: var(--space-4) 0 var(--space-6);
  }

  .auth-panel {
    padding: var(--space-5) var(--space-4);
  }

  .auth-tab {
    padding: var(--space-3) var(--space-2);
    font-size: var(--font-size-xs);
  }

  .auth-tab i {
    display: none;
  }
}