/* ═══════════════════════════════════════════════════════════════
   ZAFIRA — COMPONENTS CSS
   Navbar, buttons, product cards, cart drawer, compare drawer,
   search overlay, rating stars, reviews, filters
═══════════════════════════════════════════════════════════════ */

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  border-radius: 0;
  cursor: pointer;
  transition: background var(--dur-base) var(--ease-out),
              color var(--dur-base) var(--ease-out),
              border-color var(--dur-base) var(--ease-out),
              transform var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-base) var(--ease-out);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.06);
  opacity: 0;
  transition: opacity var(--dur-fast);
}

.btn:hover::after { opacity: 1; }
.btn:active { transform: scale(0.98); }

.btn--primary {
  background: var(--clr-accent);
  color: var(--clr-bg);
  border: 1px solid var(--clr-accent);
}

.btn--primary:hover {
  background: var(--clr-accent-2);
  border-color: var(--clr-accent-2);
  box-shadow: 0 4px 20px rgba(201,149,107,0.3);
}

.btn--outline {
  background: transparent;
  color: var(--clr-text);
  border: 1px solid var(--clr-border-2);
}

.btn--outline:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
}

.btn--ghost {
  background: transparent;
  color: var(--clr-text-2);
  border: 1px solid transparent;
}

.btn--ghost:hover {
  color: var(--clr-text);
  border-color: var(--clr-border);
}

.btn--icon {
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--clr-border);
  border-radius: 0;
  flex-shrink: 0;
}

.btn--icon:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
}

.btn--full { width: 100%; }

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.btn--loading {
  pointer-events: none;
  opacity: 0.7;
}

.btn--loading::before {
  content: '';
  width: 14px;
  height: 14px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  margin-right: var(--space-2);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ─── NAVIGATION ─── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-drawer);
  height: var(--nav-h);
  transition: background var(--dur-slow) var(--ease-out),
              border-color var(--dur-slow) var(--ease-out),
              backdrop-filter var(--dur-slow) var(--ease-out);
}

.nav.scrolled {
  background: rgba(13,13,13,0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--clr-border);
}

.nav__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--space-8);
  height: 100%;
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__logo {
  flex-shrink: 0;
}

.nav__logo-text {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 300;
  letter-spacing: var(--tracking-widest);
  color: var(--clr-text);
  transition: color var(--dur-base);
}

.nav__logo-text:hover { color: var(--clr-accent); }

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex: 1;
  justify-content: center;
}

.nav__link {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--clr-text-2);
  transition: color var(--dur-base);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--clr-accent);
  transition: width var(--dur-base) var(--ease-out);
}

.nav__link:hover,
.nav__link.active {
  color: var(--clr-text);
}

.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

.nav__search { position: relative; }

.nav__search-trigger {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-2);
  transition: color var(--dur-base);
}

.nav__search-trigger:hover { color: var(--clr-text); }

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.nav__action {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-2);
  transition: color var(--dur-base);
  position: relative;
}

.nav__action:hover { color: var(--clr-text); }

.nav__badge {
  position: absolute;
  top: 2px;
  right: 2px;
  min-width: 16px;
  height: 16px;
  background: var(--clr-accent);
  color: var(--clr-bg);
  font-size: 10px;
  font-weight: 600;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 3px;
  animation: badgePop var(--dur-base) var(--ease-spring);
}

@keyframes badgePop {
  from { transform: scale(0); }
  to   { transform: scale(1); }
}

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 24px;
  padding: 4px 0;
}

.nav__hamburger span {
  display: block;
  height: 1px;
  background: var(--clr-text);
  transition: transform var(--dur-base) var(--ease-out),
              opacity var(--dur-base) var(--ease-out),
              width var(--dur-base) var(--ease-out);
}

.nav__hamburger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; width: 0; }
.nav__hamburger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Mobile Menu */
.nav__mobile {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--clr-bg-2);
  border-bottom: 1px solid var(--clr-border);
  padding: var(--space-6) var(--space-8);
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: transform var(--dur-slow) var(--ease-out),
              opacity var(--dur-slow) var(--ease-out),
              visibility var(--dur-slow) var(--ease-out);
}

.nav__mobile.open {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
}

.nav__mobile-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.nav__mobile-link {
  font-size: var(--text-lg);
  font-family: var(--font-display);
  font-weight: 300;
  color: var(--clr-text-2);
  transition: color var(--dur-base);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--clr-border);
}

.nav__mobile-link:hover { color: var(--clr-accent); }

@media (max-width: 1024px) {
  .nav__links { display: none; }
  .nav__hamburger { display: flex; }
  .nav__inner { padding: 0 var(--space-4); }
}

/* ─── SEARCH OVERLAY ─── */
.search-overlay {
  position: fixed;
  inset: 0;
  background: rgba(13,13,13,0.97);
  backdrop-filter: blur(20px);
  z-index: var(--z-modal);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 120px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-base) var(--ease-out),
              visibility var(--dur-base) var(--ease-out);
}

.search-overlay.open {
  opacity: 1;
  visibility: visible;
}

.search-overlay__inner {
  width: 100%;
  max-width: 680px;
  padding: 0 var(--space-4);
  position: relative;
}

.search-overlay__input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--clr-border-2);
  padding: var(--space-4) 0;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, var(--text-3xl));
  font-weight: 300;
  color: var(--clr-text);
  outline: none;
  letter-spacing: -0.02em;
}

.search-overlay__input::placeholder { color: var(--clr-text-3); }

.search-overlay__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  color: var(--clr-text-2);
  transition: color var(--dur-base);
}

.search-overlay__close:hover { color: var(--clr-text); }

.search-overlay__label {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--clr-text-3);
  margin: var(--space-6) 0 var(--space-3);
}

.search-overlay__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.search-tag {
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--clr-border);
  font-size: var(--text-sm);
  color: var(--clr-text-2);
  cursor: pointer;
  transition: border-color var(--dur-base), color var(--dur-base);
}

.search-tag:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
}

.search-overlay__results {
  margin-top: var(--space-6);
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--clr-border);
  cursor: pointer;
  transition: opacity var(--dur-base);
}

.search-result-item:hover { opacity: 0.7; }

.search-result-item img {
  width: 48px;
  height: 60px;
  object-fit: cover;
  flex-shrink: 0;
}

.search-result-item__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 300;
}

.search-result-item__price {
  font-size: var(--text-sm);
  color: var(--clr-accent);
  margin-left: auto;
}

/* ─── PRODUCT CARD ─── */
.product-card {
  position: relative;
  cursor: pointer;
  group: true;
}

.product-card__media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
  background: var(--clr-surface);
}

.product-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slower) var(--ease-out);
}

.product-card:hover .product-card__img {
  transform: scale(1.06);
}

.product-card__img-hover {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity var(--dur-slow) var(--ease-out);
}

.product-card:hover .product-card__img-hover {
  opacity: 1;
}

.product-card__badges {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  z-index: 2;
}

.product-card__actions {
  position: absolute;
  right: var(--space-3);
  top: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  z-index: 2;
  opacity: 0;
  transform: translateX(8px);
  transition: opacity var(--dur-base) var(--ease-out),
              transform var(--dur-base) var(--ease-out);
}

.product-card:hover .product-card__actions {
  opacity: 1;
  transform: translateX(0);
}

.product-card__action-btn {
  width: 36px;
  height: 36px;
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-2);
  transition: color var(--dur-base), border-color var(--dur-base), background var(--dur-base);
}

.product-card__action-btn:hover {
  color: var(--clr-accent);
  border-color: var(--clr-accent);
}

.product-card__action-btn.active {
  color: var(--clr-accent);
  background: rgba(201,149,107,0.1);
  border-color: var(--clr-accent);
}

.product-card__quick-add {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--clr-bg);
  border-top: 1px solid var(--clr-border);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  text-align: center;
  color: var(--clr-text);
  transform: translateY(100%);
  transition: transform var(--dur-base) var(--ease-out);
}

.product-card:hover .product-card__quick-add {
  transform: translateY(0);
}

.product-card__info {
  padding: var(--space-3) 0;
}

.product-card__category {
  font-size: var(--text-xs);
  color: var(--clr-text-3);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  margin-bottom: var(--space-1);
}

.product-card__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 400;
  color: var(--clr-text);
  margin-bottom: var(--space-2);
  line-height: var(--leading-snug);
  transition: color var(--dur-base);
}

.product-card:hover .product-card__name { color: var(--clr-accent); }

.product-card__rating {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.product-card__rating-count {
  font-size: var(--text-xs);
  color: var(--clr-text-3);
}

.product-card__price {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.product-card__price-current {
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--clr-text);
}

.product-card__price-compare {
  font-size: var(--text-sm);
  color: var(--clr-text-3);
  text-decoration: line-through;
}

.product-card__price-discount {
  font-size: var(--text-xs);
  color: var(--clr-error);
  font-weight: 500;
}

/* List view variant */
.products-grid[data-view="list"] .product-card {
  display: flex;
  gap: var(--space-6);
}

.products-grid[data-view="list"] .product-card__media {
  width: 160px;
  flex-shrink: 0;
  aspect-ratio: auto;
  height: 200px;
}

.products-grid[data-view="list"] .product-card__info {
  flex: 1;
  padding: var(--space-4) 0;
}

/* ─── PRODUCTS GRID ─── */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6) var(--space-4);
}

.products-grid[data-view="list"] {
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (max-width: 1200px) {
  .products-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
  .products-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-4) var(--space-3); }
}

@media (max-width: 480px) {
  .products-grid { grid-template-columns: 1fr; }
}

/* ─── CART DRAWER ─── */
.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 420px;
  max-width: 100vw;
  background: var(--clr-bg-2);
  border-left: 1px solid var(--clr-border);
  z-index: calc(var(--z-drawer) + 1);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--dur-slow) var(--ease-out);
}

.cart-drawer.open {
  transform: translateX(0);
}

.cart-drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-6) var(--space-6);
  border-bottom: 1px solid var(--clr-border);
  flex-shrink: 0;
}

.cart-drawer__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 400;
}

.cart-drawer__close {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-2);
  transition: color var(--dur-base);
}

.cart-drawer__close:hover { color: var(--clr-text); }

.cart-drawer__items {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4) var(--space-6);
}

.cart-item {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--clr-border);
}

.cart-item__img {
  width: 80px;
  height: 100px;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--clr-surface);
}

.cart-item__info { flex: 1; }

.cart-item__name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 400;
  margin-bottom: var(--space-1);
}

.cart-item__meta {
  font-size: var(--text-xs);
  color: var(--clr-text-3);
  margin-bottom: var(--space-3);
}

.cart-item__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cart-item__qty {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  border: 1px solid var(--clr-border);
}

.cart-item__qty-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-base);
  color: var(--clr-text-2);
  transition: color var(--dur-base);
}

.cart-item__qty-btn:hover { color: var(--clr-text); }

.cart-item__qty-val {
  font-size: var(--text-sm);
  min-width: 20px;
  text-align: center;
}

.cart-item__price {
  font-size: var(--text-base);
  font-weight: 500;
}

.cart-item__remove {
  color: var(--clr-text-3);
  font-size: var(--text-xs);
  transition: color var(--dur-base);
  margin-top: var(--space-2);
  display: block;
}

.cart-item__remove:hover { color: var(--clr-error); }

.cart-drawer__footer {
  padding: var(--space-6);
  border-top: 1px solid var(--clr-border);
  flex-shrink: 0;
}

.cart-drawer__subtotal {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2);
}

.cart-drawer__subtotal-label {
  font-size: var(--text-sm);
  color: var(--clr-text-2);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.cart-drawer__subtotal-value {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 400;
}

.cart-drawer__shipping-note {
  font-size: var(--text-xs);
  color: var(--clr-text-3);
  margin-bottom: var(--space-4);
}

.cart-drawer__empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  gap: var(--space-4);
  color: var(--clr-text-3);
  text-align: center;
  padding: var(--space-8);
}

.cart-drawer__empty svg { opacity: 0.3; }

.cart-drawer__empty p {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 300;
}

/* ─── COMPARE DRAWER ─── */
.compare-drawer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--clr-bg-2);
  border-top: 1px solid var(--clr-border-2);
  z-index: var(--z-drawer);
  max-height: 80vh;
  overflow-y: auto;
  transform: translateY(100%);
  transition: transform var(--dur-slow) var(--ease-out);
}

.compare-drawer.open {
  transform: translateY(0);
}

.compare-drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-8);
  border-bottom: 1px solid var(--clr-border);
  position: sticky;
  top: 0;
  background: var(--clr-bg-2);
  z-index: 1;
}

.compare-drawer__header h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 400;
}

.compare-drawer__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.compare-drawer__close {
  color: var(--clr-text-2);
  transition: color var(--dur-base);
}

.compare-drawer__close:hover { color: var(--clr-text); }

.compare-drawer__body {
  padding: var(--space-6) var(--space-8);
  overflow-x: auto;
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
}

.compare-table th,
.compare-table td {
  padding: var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--clr-border);
  vertical-align: top;
}

.compare-table th {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--clr-text-3);
  width: 140px;
  flex-shrink: 0;
}

.compare-table td {
  font-size: var(--text-sm);
  color: var(--clr-text-2);
}

.compare-product-col {
  text-align: center;
}

.compare-product-col img {
  width: 120px;
  height: 150px;
  object-fit: cover;
  margin: 0 auto var(--space-3);
}

.compare-product-col .product-name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 400;
  margin-bottom: var(--space-2);
}

.compare-product-col .product-price {
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--clr-accent);
  margin-bottom: var(--space-3);
}

.compare-remove-btn {
  font-size: var(--text-xs);
  color: var(--clr-text-3);
  transition: color var(--dur-base);
}

.compare-remove-btn:hover { color: var(--clr-error); }

/* Compare floating bar */
.compare-bar {
  position: fixed;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--clr-surface);
  border: 1px solid var(--clr-border-2);
  border-radius: var(--radius-full);
  padding: var(--space-3) var(--space-4);
  z-index: var(--z-drawer);
  box-shadow: var(--shadow-xl);
  transition: transform var(--dur-slow) var(--ease-spring);
}

.compare-bar:not([hidden]) {
  transform: translateX(-50%) translateY(0);
}

.compare-bar__inner {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.compare-bar__items {
  display: flex;
  gap: var(--space-2);
}

.compare-bar__item {
  width: 40px;
  height: 50px;
  object-fit: cover;
  border: 1px solid var(--clr-border);
}

.compare-bar__item-empty {
  width: 40px;
  height: 50px;
  border: 1px dashed var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-3);
  font-size: var(--text-xs);
}

.compare-bar__clear {
  font-size: var(--text-xs);
  color: var(--clr-text-3);
  transition: color var(--dur-base);
}

.compare-bar__clear:hover { color: var(--clr-error); }

/* ─── RATING STARS INTERACTIVE ─── */
.star-picker {
  display: flex;
  gap: var(--space-1);
}

.star-picker button {
  font-size: var(--text-2xl);
  color: var(--clr-border-2);
  transition: color var(--dur-fast), transform var(--dur-fast);
  line-height: 1;
}

.star-picker button.active,
.star-picker button:hover {
  color: var(--clr-gold);
  transform: scale(1.1);
}

/* ─── REVIEWS ─── */
.rating-summary {
  display: flex;
  gap: var(--space-8);
  padding: var(--space-6) 0;
  border-bottom: 1px solid var(--clr-border);
  margin-bottom: var(--space-6);
}

.rating-summary__score {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.rating-summary__number {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  font-weight: 300;
  line-height: 1;
  color: var(--clr-text);
}

.rating-summary__total {
  font-size: var(--text-xs);
  color: var(--clr-text-3);
}

.rating-summary__bars {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  justify-content: center;
}

.rating-bar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.rating-bar__label {
  font-size: var(--text-xs);
  color: var(--clr-text-3);
  width: 20px;
  text-align: right;
  flex-shrink: 0;
}

.rating-bar__track {
  flex: 1;
  height: 4px;
  background: var(--clr-surface);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.rating-bar__fill {
  height: 100%;
  background: var(--clr-gold);
  border-radius: var(--radius-full);
  transition: width 0.8s var(--ease-out);
}

.rating-bar__count {
  font-size: var(--text-xs);
  color: var(--clr-text-3);
  width: 24px;
  flex-shrink: 0;
}

.reviews-filters {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}

.reviews-filter {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: 1px solid var(--clr-border);
  color: var(--clr-text-2);
  transition: all var(--dur-base);
}

.reviews-filter.active,
.reviews-filter:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
}

.review-card {
  padding: var(--space-6) 0;
  border-bottom: 1px solid var(--clr-border);
}

.review-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-3);
  gap: var(--space-4);
}

.review-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.review-card__avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--clr-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--clr-accent);
  flex-shrink: 0;
}

.review-card__name {
  font-size: var(--text-sm);
  font-weight: 500;
}

.review-card__date {
  font-size: var(--text-xs);
  color: var(--clr-text-3);
}

.review-card__verified {
  font-size: var(--text-xs);
  color: var(--clr-success);
  display: flex;
  align-items: center;
  gap: 4px;
}

.review-card__title {
  font-size: var(--text-base);
  font-weight: 500;
  margin-bottom: var(--space-2);
}

.review-card__body {
  font-size: var(--text-sm);
  color: var(--clr-text-2);
  line-height: var(--leading-loose);
  margin-bottom: var(--space-3);
}

.review-card__helpful {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--clr-text-3);
}

.review-card__helpful-btn {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--clr-border);
  font-size: var(--text-xs);
  color: var(--clr-text-3);
  transition: all var(--dur-base);
}

.review-card__helpful-btn:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
}

/* ─── FILTER SIDEBAR ─── */
.filter-group {
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--clr-border);
}

.filter-group__title {
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--clr-text-2);
  margin-bottom: var(--space-4);
}

.filter-group__options {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.filter-option {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--clr-text-2);
  cursor: pointer;
  transition: color var(--dur-base);
}

.filter-option:hover { color: var(--clr-text); }

.filter-option input[type="checkbox"],
.filter-option input[type="radio"] {
  width: 14px;
  height: 14px;
  accent-color: var(--clr-accent);
  cursor: pointer;
}

.filter-group__sizes {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.size-btn {
  min-width: 40px;
  height: 36px;
  padding: 0 var(--space-2);
  border: 1px solid var(--clr-border);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--clr-text-2);
  transition: all var(--dur-base);
  text-align: center;
}

.size-btn:hover,
.size-btn.active {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
}

.size-btn.unavailable {
  opacity: 0.3;
  cursor: not-allowed;
  text-decoration: line-through;
}

.filter-group__colors {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.color-swatch {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--dur-base), border-color var(--dur-base);
  position: relative;
}

.color-swatch:hover { transform: scale(1.15); }

.color-swatch.active {
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 2px var(--clr-bg), 0 0 0 4px var(--clr-accent);
}

/* Price Range Slider */
.price-range {
  padding: var(--space-2) 0;
}

.price-range__slider {
  width: 100%;
  -webkit-appearance: none;
  height: 2px;
  background: var(--clr-border-2);
  outline: none;
  margin-bottom: var(--space-2);
}

.price-range__slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--clr-accent);
  cursor: pointer;
  transition: transform var(--dur-fast);
}

.price-range__slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.price-range__labels {
  display: flex;
  justify-content: space-between;
  font-size: var(--text-xs);
  color: var(--clr-text-2);
}

/* Active Filters */
.active-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.active-filter-tag {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  background: rgba(201,149,107,0.1);
  border: 1px solid var(--clr-accent);
  font-size: var(--text-xs);
  color: var(--clr-accent);
}

.active-filter-tag button {
  color: var(--clr-accent);
  opacity: 0.7;
  transition: opacity var(--dur-fast);
}

.active-filter-tag button:hover { opacity: 1; }

/* ─── AUTH MODAL ─── */
.auth-modal { max-width: 440px; }

.auth-modal__tabs {
  display: flex;
  border-bottom: 1px solid var(--clr-border);
  margin-bottom: var(--space-6);
}

.auth-modal__tab {
  flex: 1;
  padding: var(--space-3) 0;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--clr-text-3);
  border-bottom: 2px solid transparent;
  transition: color var(--dur-base), border-color var(--dur-base);
  margin-bottom: -1px;
}

.auth-modal__tab.active {
  color: var(--clr-text);
  border-bottom-color: var(--clr-accent);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.auth-form__divider {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  color: var(--clr-text-3);
  font-size: var(--text-xs);
}

.auth-form__divider::before,
.auth-form__divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--clr-border);
}

.btn--google {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border-2);
  color: var(--clr-text);
  gap: var(--space-3);
}

.btn--google:hover {
  border-color: var(--clr-accent);
}

.btn--google svg { flex-shrink: 0; }

/* ─── REVIEW FORM ─── */
.review-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.review-form__rating {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.review-form__rating label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--clr-text-2);
}