/**
 * Cart Styles
 * 
 * Luxury e-commerce cart experience inspired by Brunello Cucinelli.
 * Includes cart drawer, cart page, and empty states with refined aesthetics.
 */

/* ============================================================================
   CART OVERLAY & DRAWER CONTAINER
   ============================================================================ */

.cart-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(11, 11, 11, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--duration-drawer) var(--ease-out),
              visibility var(--duration-drawer) var(--ease-out);
  /* No blur — clean luxury overlay */
  z-index: var(--z-overlay);
}

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

/* ============================================================================
   CART DRAWER
   ============================================================================ */

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(420px, 90vw);
  background: var(--color-white);
  display: flex;
  flex-direction: column;
  z-index: calc(var(--z-overlay) + 1);
  transform: translateX(100%);
  transition: transform var(--duration-drawer) var(--ease-out);
  box-shadow: var(--shadow-lg);
}

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

/* ============================================================================
   CART DRAWER HEADER
   ============================================================================ */

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

.cart-drawer__title h2 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--color-black-deep);
  margin: 0;
  text-transform: uppercase;
}

#cart-close {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-black-deep);
  transition: color var(--duration-hover) var(--ease-default);
  font-size: 24px;
  line-height: 1;
}

#cart-close:hover {
  color: var(--color-accent);
}

/* ============================================================================
   CART DRAWER BODY
   ============================================================================ */

.cart-drawer__body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4) 0;
}

/* Empty cart state */
.cart-drawer__empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12) var(--space-6);
  text-align: center;
}

.cart-drawer__empty-icon {
  font-size: 48px;
  margin-bottom: var(--space-4);
  opacity: 0.5;
}

.cart-drawer__empty-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--color-black-deep);
  margin: 0 0 var(--space-2) 0;
}

.cart-drawer__empty-text {
  font-size: var(--text-sm);
  color: var(--color-muted);
  line-height: var(--leading-relaxed);
}

/* Items container */
.cart-drawer__items {
  display: flex;
  flex-direction: column;
}

/* ============================================================================
   CART DRAWER ITEMS
   ============================================================================ */

/* X-273: Improved cart drawer layout — larger thumbnails, better spacing, bigger fonts */
.cart-drawer-item {
  display: grid;
  grid-template-columns: 88px 1fr 28px;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  align-items: start;
  transition: background-color var(--duration-hover) var(--ease-default);
}

.cart-drawer-item:hover {
  background-color: var(--color-bg-light);
}

.cart-drawer-item__image {
  grid-column: 1;
  width: 88px;
  height: 117px;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background: var(--color-bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cart-drawer-item__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.cart-drawer-item__info {
  grid-column: 2;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  min-width: 0;
  padding-top: var(--space-1);
}

.cart-drawer-item__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-black-deep);
  white-space: normal;
  line-height: var(--leading-tight);
  word-break: break-word;
  letter-spacing: 0.02em;
}

.cart-drawer-item__price {
  font-size: var(--text-sm);
  color: var(--color-black-deep);
  font-weight: 500;
}

/* Quantity controls */
.cart-drawer-item__qty {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-1);
}

.qty-btn {
  background: var(--color-bg-light);
  border: 1px solid var(--color-border);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  color: var(--color-black-deep);
  transition: all var(--duration-hover) var(--ease-default);
  padding: 0;
}

.qty-btn:hover {
  background-color: var(--color-primary);
  color: var(--color-cream);
  border-color: var(--color-primary);
}

.qty-value {
  font-size: var(--text-base);
  color: var(--color-black-deep);
  min-width: 24px;
  text-align: center;
  font-weight: 500;
}

.cart-drawer-item__remove {
  grid-column: 3;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-muted);
  font-size: 16px;
  padding: var(--space-1);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  transition: color var(--duration-hover) var(--ease-default);
}

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

/* ============================================================================
   CART DRAWER FOOTER
   ============================================================================ */

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

.cart-drawer__subtotal {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-3);
}

.cart-drawer__subtotal-label {
  font-size: var(--text-sm);
  color: var(--color-text);
}

.cart-drawer__subtotal-value {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 400;
  color: var(--color-black-deep);
}

.cart-drawer__note {
  font-size: var(--text-xs);
  color: var(--color-muted);
  margin-bottom: var(--space-4);
  line-height: var(--leading-relaxed);
}

.cart-drawer__buttons {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.cart-drawer__checkout {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-black-deep);
  color: var(--color-white);
  border: 1px solid var(--color-black-deep);
  border-radius: var(--radius-btn);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all var(--duration-hover) var(--ease-default);
  text-transform: uppercase;
}

.cart-drawer__checkout:hover {
  background: var(--color-white);
  color: var(--color-black-deep);
}

.cart-drawer__view-cart {
  width: 100%;
  background: none;
  border: none;
  color: var(--color-black-deep);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  padding: var(--space-2) 0;
  text-decoration: underline;
  transition: color var(--duration-hover) var(--ease-default);
}

.cart-drawer__view-cart:hover {
  color: var(--color-accent);
}

/* ============================================================================
   CART PAGE - MAIN LAYOUT
   ============================================================================ */

.cart-page {
  min-height: calc(100vh - var(--header-h));
  padding: var(--space-8) var(--space-6);
}

.cart-page__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--color-black-deep);
  margin: 0 0 var(--space-8) 0;
  text-transform: uppercase;
}

.cart-page__layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-8);
}

/* ============================================================================
   CART PAGE - TABLE
   ============================================================================ */

.cart-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: var(--space-8);
}

.cart-table th {
  text-align: left;
  padding: var(--space-4) var(--space-2);
  border-bottom: 2px solid var(--color-border);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--color-bg-light);
}

.cart-table td {
  padding: var(--space-5) var(--space-2);
  border-bottom: 1px solid var(--color-border);
  font-size: var(--text-sm);
  color: var(--color-text);
}

.cart-table tr:hover td {
  background-color: var(--color-bg-light);
  transition: background-color var(--duration-hover) var(--ease-default);
}

.cart-item-image {
  width: 80px;
  height: 107px;
  overflow: hidden;
  border-radius: var(--radius-sm);
  background: var(--color-bg-light);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cart-item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cart-item-title {
  font-weight: 500;
  color: var(--color-black-deep);
  margin-bottom: var(--space-1);
}

.cart-item-title a {
  color: var(--color-black-deep);
  text-decoration: none;
  transition: color var(--duration-hover) var(--ease-default);
}

.cart-item-title a:hover {
  color: var(--color-gold);
}

.cart-item-price,
.cart-item-subtotal {
  font-weight: 500;
  color: var(--color-black-deep);
}

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

.cart-item-qty input {
  width: 50px;
  padding: var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  text-align: center;
  font-size: var(--text-sm);
  transition: border-color var(--duration-hover) var(--ease-default);
}

.cart-item-qty input:focus {
  outline: none;
  border-color: var(--color-black-deep);
}

.cart-item-remove button {
  background: none;
  border: none;
  color: var(--color-muted);
  cursor: pointer;
  font-size: 16px;
  padding: var(--space-2);
  transition: color var(--duration-hover) var(--ease-default);
}

.cart-item-remove button:hover {
  color: var(--color-error);
}

/* ============================================================================
   CART PAGE - SIDEBAR
   ============================================================================ */

.cart-sidebar {
  position: sticky;
  top: calc(var(--header-h) + var(--space-8));
  background: var(--color-bg-light);
  padding: var(--space-6);
  border-radius: var(--radius-card);
  height: fit-content;
}

.cart-sidebar__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--color-black-deep);
  margin: 0 0 var(--space-5) 0;
  text-transform: uppercase;
}

.cart-sidebar__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border);
  font-size: var(--text-sm);
}

.cart-sidebar__row:last-of-type {
  border-bottom: none;
}

.cart-sidebar__label {
  color: var(--color-text);
}

.cart-sidebar__value {
  color: var(--color-black-deep);
  font-weight: 500;
}

.cart-sidebar__total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-4) 0;
  margin-top: var(--space-3);
  border-top: 2px solid var(--color-black-deep);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 400;
  color: var(--color-black-deep);
}

.cart-sidebar__button {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  margin-top: var(--space-5);
  background: var(--color-black-deep);
  color: var(--color-white);
  border: 1px solid var(--color-black-deep);
  border-radius: var(--radius-btn);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  cursor: pointer;
  text-transform: uppercase;
  transition: all var(--duration-hover) var(--ease-default);
}

.cart-sidebar__button:hover {
  background: var(--color-white);
  color: var(--color-black-deep);
}

/* ============================================================================
   COUPON FORM
   ============================================================================ */

.coupon-form {
  margin-bottom: var(--space-8);
  padding: var(--space-6);
  background: var(--color-bg-light);
  border-radius: var(--radius-card);
}

.coupon-form__title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 var(--space-3) 0;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.coupon-form__input {
  width: 100%;
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
  font-size: var(--text-sm);
  transition: border-color var(--duration-hover) var(--ease-default);
  box-sizing: border-box;
}

.coupon-form__input:focus {
  outline: none;
  border-color: var(--color-black-deep);
}

.coupon-form__button {
  width: 100%;
  padding: var(--space-3);
  margin-top: var(--space-3);
  background: var(--color-black-deep);
  color: var(--color-white);
  border: 1px solid var(--color-black-deep);
  border-radius: var(--radius-btn);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  cursor: pointer;
  text-transform: uppercase;
  transition: all var(--duration-hover) var(--ease-default);
}

.coupon-form__button:hover {
  background: var(--color-white);
  color: var(--color-black-deep);
}

/* ============================================================================
   EMPTY CART STATE
   ============================================================================ */

.cart-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-12);
  text-align: center;
}

.cart-empty__icon {
  font-size: 64px;
  margin-bottom: var(--space-6);
  opacity: 0.4;
}

.cart-empty__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--color-black-deep);
  margin: 0 0 var(--space-3) 0;
}

.cart-empty__text {
  font-size: var(--text-sm);
  color: var(--color-muted);
  margin-bottom: var(--space-6);
  line-height: var(--leading-relaxed);
  max-width: 400px;
}

.cart-empty__button {
  padding: var(--space-3) var(--space-6);
  background: var(--color-black-deep);
  color: var(--color-white);
  border: 1px solid var(--color-black-deep);
  border-radius: var(--radius-btn);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  text-transform: uppercase;
  transition: all var(--duration-hover) var(--ease-default);
}

.cart-empty__button:hover {
  background: var(--color-white);
  color: var(--color-black-deep);
}

/* ============================================================================
   RESPONSIVE DESIGN
   ============================================================================ */

@media (max-width: 768px) {
  .cart-page {
    padding: var(--space-5) var(--space-4);
  }

  .cart-page__title {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-6);
  }

  .cart-page__layout {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .cart-sidebar {
    position: static;
    top: auto;
  }

  .cart-table {
    font-size: var(--text-xs);
  }

  .cart-table th,
  .cart-table td {
    padding: var(--space-3) var(--space-1);
  }

  .cart-item-image {
    width: 60px;
    height: 80px;
  }

  .cart-item-qty input {
    width: 40px;
    padding: var(--space-1);
  }

  .cart-drawer {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .cart-page {
    padding: var(--space-4);
  }

  .cart-page__title {
    font-size: var(--text-xl);
  }

  .cart-drawer__title h2 {
    font-size: var(--text-lg);
  }

  .cart-sidebar__title {
    font-size: var(--text-base);
  }

  .cart-table {
    display: block;
    overflow-x: auto;
  }

  .cart-empty {
    padding: var(--space-8);
  }

  .cart-empty__icon {
    font-size: 48px;
    margin-bottom: var(--space-4);
  }

  .cart-empty__title {
    font-size: var(--text-xl);
  }

  .cart-drawer {
    width: 100vw;
  }

  .cart-drawer__header {
    padding: var(--space-3) var(--space-4);
  }

  #cart-close {
    width: 44px;
    height: 44px;
  }

  /* X-273: Better mobile cart items — larger thumbnails, better spacing */
  .cart-drawer-item {
    grid-template-columns: 76px 1fr 28px;
    gap: var(--space-3);
    padding: var(--space-4);
  }

  .cart-drawer-item__image {
    width: 76px;
    height: 101px;
  }

  .cart-drawer-item__title {
    font-size: var(--text-sm);
  }

  .cart-drawer-item__price {
    font-size: var(--text-sm);
  }

  .qty-btn {
    width: 36px;
    height: 36px;
    font-size: var(--text-base);
  }

  .qty-value {
    font-size: var(--text-base);
    min-width: 28px;
  }

  .cart-drawer__buttons .btn {
    min-height: 48px;
  }
}