/* ============================================
   UX ENHANCEMENTS — ux.css
   ============================================ */

/* ── SMOOTH SCROLL (enhances html rule) ───── */
html { scroll-behavior: smooth; }

/* ── LOADING OVERLAY ──────────────────────── */
#page-loading {
  position: fixed;
  inset: 0;
  background: var(--clr-white);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity .4s, visibility .4s;
}
#page-loading.hide {
  opacity: 0;
  visibility: hidden;
}
.loading-spinner {
  width: 44px;
  height: 44px;
  border: 3px solid var(--clr-border);
  border-top-color: var(--clr-primary);
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── TOAST NOTIFICATIONS ─────────────────── */
.toast-container {
  position: fixed;
  top: calc(var(--header-h) + var(--space-4));
  left: 50%;
  transform: translateX(-50%);
  z-index: 1100;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  pointer-events: none;
}
.toast {
  background: var(--clr-text-head);
  color: var(--clr-white);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  font-size: .9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  transform: translateY(-12px);
  transition: all var(--dur-base) var(--ease-out);
  white-space: nowrap;
  pointer-events: auto;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast.toast--success { background: var(--clr-success); }
.toast.toast--error { background: var(--clr-accent); }

/* ── BACK TO TOP ──────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: 100px;
  left: var(--space-4);
  width: 44px;
  height: 44px;
  background: var(--clr-white);
  border: 2px solid var(--clr-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: all var(--dur-base) var(--ease-out);
  z-index: 700;
  color: var(--clr-text-body);
}
.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.back-to-top:hover {
  border-color: var(--clr-primary);
  color: var(--clr-primary);
  transform: translateY(-3px);
}
@media (max-width: 768px) {
  .back-to-top { bottom: 80px; }
}

/* ── IMAGE LAZY LOADING ───────────────────── */
img[loading="lazy"] {
  background: var(--clr-light-gray);
}
img.lazy { opacity: 0; transition: opacity var(--dur-slow) var(--ease-out); }
img.lazy.loaded { opacity: 1; }

/* ── FOCUS STYLES ─────────────────────────── */
.btn:focus-visible,
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 3px solid var(--clr-primary);
  outline-offset: 3px;
}

/* ── WOOCOMMERCE NOTICES ──────────────────── */
.woocommerce-message,
.woocommerce-info,
.woocommerce-error {
  list-style: none;
  padding: var(--space-4) var(--space-5);
  margin-bottom: var(--space-4);
  border-radius: var(--radius-md);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: .95rem;
}
.woocommerce-message {
  background: #F0FDF4;
  color: #166534;
  border: 1px solid #BBF7D0;
}
.woocommerce-info {
  background: var(--clr-primary-lt);
  color: var(--clr-primary-dk);
  border: 1px solid #BFDBFE;
}
.woocommerce-error {
  background: #FEF2F2;
  color: #991B1B;
  border: 1px solid #FECACA;
}

/* ── WC FORMS ─────────────────────────────── */
.woocommerce form .form-row {
  margin-bottom: var(--space-4);
}
.woocommerce form .form-row label {
  font-size: .9rem;
  font-weight: 700;
  color: var(--clr-text-head);
  display: block;
  margin-bottom: 6px;
}
.woocommerce form .form-row input.input-text,
.woocommerce form .form-row select,
.woocommerce form .form-row textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--clr-border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: .95rem;
  background: var(--clr-white);
  color: var(--clr-text-head);
  outline: none;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
  direction: rtl;
}
.woocommerce form .form-row input.input-text:focus,
.woocommerce form .form-row select:focus,
.woocommerce form .form-row textarea:focus {
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px var(--clr-primary-lt);
}

/* ── WC CHECKOUT ──────────────────────────── */
.woocommerce-checkout #payment {
  background: var(--clr-off-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--clr-border);
  padding: var(--space-6);
}
.woocommerce #payment #place_order,
.woocommerce-checkout #payment #place_order {
  background: var(--clr-accent) !important;
  color: #fff !important;
  border: none !important;
  font-family: var(--font-display) !important;
  font-size: 1.1rem !important;
  font-weight: 700 !important;
  padding: 16px 32px !important;
  border-radius: var(--radius-lg) !important;
  cursor: pointer;
  transition: background var(--dur-fast) !important;
  width: 100% !important;
}
.woocommerce #payment #place_order:hover { background: var(--clr-accent-dk) !important; }

/* ── HIGHLIGHT BEST OFFER (UI Only) ──────── */
.best-offer-label {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: linear-gradient(135deg, #FFD700, #FF6B00);
  color: #fff;
  font-size: .78rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: .05em;
  box-shadow: 0 2px 8px rgba(255,107,0,.35);
}

/* ── SELECTION ────────────────────────────── */
::selection {
  background: var(--clr-primary-lt);
  color: var(--clr-primary-dk);
}

/* ── SCROLLBAR ────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--clr-off-white); }
::-webkit-scrollbar-thumb {
  background: var(--clr-mid-gray);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover { background: var(--clr-text-muted); }

/* ── CATEGORY GRID (archive) ──────────────── */
.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}
.category-card {
  aspect-ratio: 4/3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  cursor: pointer;
  display: flex;
  align-items: flex-end;
  background: var(--clr-light-gray);
  transition: transform var(--dur-base), box-shadow var(--dur-base);
}
.category-card:hover { transform: scale(1.03); box-shadow: var(--shadow-lg); }
.category-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow);
}
.category-card:hover img { transform: scale(1.08); }
.category-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.6) 0%, transparent 60%);
}
.category-card__name {
  position: relative;
  z-index: 2;
  color: #fff;
  font-weight: 700;
  padding: var(--space-4);
  font-size: 1rem;
}

/* ── RESPONSIVE ───────────────────────────── */
@media (max-width: 768px) {
  .category-grid { grid-template-columns: repeat(2, 1fr); }
  .toast { font-size: .85rem; padding: var(--space-2) var(--space-4); }
}
@media (max-width: 480px) {
  .back-to-top { left: var(--space-3); }
}