/* =========================================
   Cart Page
   ========================================= */

.cart-page {
  padding: 2rem;
  min-height: calc(100vh - 80px);
  width: 100%;
}

.cart-page__title {
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 2rem;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.cart-page__subtitle {
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: #666;
  margin-bottom: 2.5rem;
}

/* ---- Cart Items ---- */

.cart-items {
  border-top: 1px solid var(--color-border);
}

.cart-row {
  display: grid;
  grid-template-columns: 100px 1fr auto auto 40px;
  gap: 1.5rem;
  align-items: center;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-body);
}

.cart-row__image {
  width: 100px;
  height: 100px;
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
}

.cart-row__image img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  padding: 4px;
}

.cart-row__details {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.cart-row__title {
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--color-text);
}

.cart-row__title:hover {
  text-decoration: underline;
}

.cart-row__desc {
  font-size: 0.8rem;
  color: #666;
}

.cart-row__stock-warning {
  font-size: 0.75rem;
  color: #d9534f;
  font-weight: 700;
  margin-top: 0.25rem;
}

/* ---- Quantity Controls ---- */

.cart-row__quantity {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--color-border);
}

.cart-qty-btn {
  width: 36px;
  height: 36px;
  background: transparent;
  border: none;
  font-size: 1rem;
  cursor: pointer;
  font-family: var(--font-body);
  color: var(--color-text);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.15s ease;
}

.cart-qty-btn:hover {
  background-color: #f0f0f0;
}

.cart-qty-btn:disabled {
  opacity: 0.2;
  cursor: not-allowed;
  background-color: transparent;
}

.cart-qty-value {
  width: 36px;
  text-align: center;
  font-size: 0.875rem;
  font-weight: 700;
  border-left: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  line-height: 36px;
}

.cart-row__price {
  font-size: 0.9rem;
  font-weight: 700;
  white-space: nowrap;
}

.cart-row__remove {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: #666;
  padding: 0;
  line-height: 1;
  transition: color 0.15s ease;
}

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

/* ---- Cart Summary ---- */

.cart-summary {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  padding: 2rem 0;
  gap: 0.75rem;
}

.cart-summary__row {
  display: flex;
  gap: 2rem;
  font-family: var(--font-body);
  font-size: 1.125rem;
  font-weight: 700;
}

.cart-summary__note {
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: #666;
}

.cart-summary__checkout {
  padding: 1rem 3rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  background-color: var(--color-text);
  color: var(--color-bg);
  border: 1px solid var(--color-text);
  transition: opacity 0.2s ease;
}

.cart-summary__checkout:hover {
  opacity: 0.85;
}

.cart-summary__checkout:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.cart-summary__continue {
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: #666;
  text-decoration: underline;
}

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

/* ---- Empty State ---- */

.cart-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 6rem 2rem;
  text-align: center;
  gap: 1.5rem;
}

.cart-empty__text {
  font-family: var(--font-body);
  font-size: 1.125rem;
  color: #666;
}

.cart-empty__link {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 1rem 2rem;
  border: 1px solid var(--color-text);
  color: var(--color-text);
  transition: background-color 0.2s ease, color 0.2s ease;
}

.cart-empty__link:hover {
  background-color: var(--color-text);
  color: var(--color-bg);
}

/* ---- Toast Notification ---- */

.cart-toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(100%);
  background-color: var(--color-text);
  color: var(--color-bg);
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.75rem 1.5rem;
  z-index: 2000;
  opacity: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
  pointer-events: none;
  white-space: nowrap;
}

.cart-toast--visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ---- Mobile ---- */

@media (max-width: 768px) {
  .cart-page {
    padding: 1.5rem;
  }

  .cart-page__title {
    font-size: 1.5rem;
  }

  .cart-row {
    grid-template-columns: 72px 1fr auto;
    grid-template-rows: auto auto;
    gap: 0.75rem;
    padding: 1rem 0;
  }

  .cart-row__image {
    width: 72px;
    height: 72px;
    grid-row: 1 / 3;
  }

  .cart-row__details {
    grid-column: 2 / 3;
  }

  .cart-row__quantity {
    grid-column: 2 / 3;
    width: fit-content;
  }

  .cart-qty-btn {
    width: 28px;
    height: 28px;
    font-size: 0.85rem;
  }

  .cart-qty-value {
    width: 28px;
    font-size: 0.75rem;
    line-height: 28px;
  }

  .cart-row__price {
    grid-column: 3;
    grid-row: 1;
    font-size: 0.8rem;
  }

  .cart-row__remove {
    grid-column: 3;
    grid-row: 2;
    justify-self: end;
  }

  .cart-summary {
    align-items: stretch;
  }

  .cart-summary__checkout {
    width: 100%;
  }

  .cart-summary__row {
    justify-content: space-between;
  }
}