/* ============================================================
   AZZURRA PHARMACONUTRITION — CART PAGE STYLES
   ============================================================ */

/* ---- Page Layout ---- */
.cart-page {
  padding: 120px 40px 96px;
  background: var(--color-white);
}

.cart-inner {
  max-width: var(--container-max);
  margin: 0 auto;
}

/* ---- Page Hero Strip ---- */
.cart-hero {
  padding-top: 100px;
  padding-bottom: 40px;
  padding-left: 40px;
  padding-right: 40px;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-white);
}

.cart-hero__inner {
  max-width: var(--container-max);
  margin: 0 auto;
}

.cart-hero__breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--color-grey);
  margin-bottom: 16px;
}

.cart-hero__breadcrumb a {
  color: var(--color-primary);
  font-weight: 500;
  transition: color var(--ease);
}

.cart-hero__breadcrumb a:hover {
  text-decoration: underline;
}

.cart-hero__breadcrumb span.sep {
  color: var(--color-border);
}

.cart-hero__heading {
  font-family: var(--font-heading);
  font-size: clamp(28px, 4vw, 44px);
  color: var(--color-dark);
  font-weight: 400;
  line-height: 1.1;
}

/* ---- Main Grid ---- */
.cart-main {
  padding: 64px 40px 96px;
  background: #f7f9fc;
  min-height: 60vh;
}

.cart-layout {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 65fr 35fr;
  gap: 40px;
  align-items: start;
}

/* ---- LEFT: Cart Items ---- */
.cart-items-col {
  background: var(--color-white);
  border-radius: 20px;
  border: 1.5px solid var(--color-border);
  overflow: hidden;
}

.cart-items-header {
  padding: 24px 32px;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cart-items-title {
  font-family: var(--font-heading);
  font-size: 22px;
  color: var(--color-dark);
  font-weight: 400;
}

.cart-count-label {
  font-size: 13px;
  color: var(--color-grey);
}

/* Individual cart item card */
.cart-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px 32px;
  border-bottom: 1px solid var(--color-border);
  transition: opacity 0.35s ease, transform 0.35s ease, max-height 0.35s ease;
  overflow: hidden;
}

.cart-item:last-child {
  border-bottom: none;
}

/* Fade-out animation on removal */
.cart-item.removing {
  opacity: 0;
  transform: translateX(30px);
  max-height: 0;
  padding: 0 32px;
}

.cart-item__img {
  width: 80px;
  height: 80px;
  border-radius: 12px;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--color-primary-light);
  border: 1.5px solid var(--color-border);
}

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

.cart-item__info {
  flex: 1;
  min-width: 0;
}

.cart-item__name {
  font-family: var(--font-heading);
  font-size: 18px;
  color: var(--color-dark);
  font-weight: 400;
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cart-item__series {
  font-size: 12px;
  color: var(--color-primary);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.cart-item__unit-price {
  font-size: 14px;
  color: var(--color-grey);
}

.cart-item__controls {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
  flex-shrink: 0;
}

/* Quantity selector */
.qty-control {
  display: flex;
  align-items: center;
  border: 1.5px solid var(--color-border);
  border-radius: 100px;
  overflow: hidden;
}

.qty-control__btn {
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 18px;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--ease), color var(--ease);
  font-family: var(--font-body);
  font-weight: 600;
}

.qty-control__btn:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.qty-control__num {
  min-width: 32px;
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-dark);
  padding: 0 4px;
}

.cart-item__subtotal {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-primary);
}

.cart-item__remove {
  font-size: 12px;
  color: #e53e3e;
  cursor: pointer;
  background: none;
  border: none;
  font-family: var(--font-body);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: color var(--ease);
  padding: 0;
}

.cart-item__remove:hover {
  color: #c53030;
  text-decoration: underline;
}

/* ---- Empty Cart State ---- */
.cart-empty {
  padding: 80px 32px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.cart-empty__icon {
  font-size: 64px;
  opacity: 0.3;
}

.cart-empty__msg {
  font-size: 20px;
  color: var(--color-grey);
  font-family: var(--font-heading);
  font-weight: 400;
}

/* ---- RIGHT: Order Summary ---- */
.cart-summary-col {
  position: sticky;
  top: 100px;
}

.cart-summary-card {
  background: var(--color-white);
  border-radius: 20px;
  border: 1.5px solid var(--color-border);
  border-top: 4px solid var(--color-primary);
  overflow: hidden;
}

.cart-summary__header {
  padding: 28px 28px 20px;
  border-bottom: 1px solid var(--color-border);
}

.cart-summary__title {
  font-family: var(--font-heading);
  font-size: 22px;
  color: var(--color-dark);
  font-weight: 400;
}

.cart-summary__body {
  padding: 24px 28px;
}

.summary-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 15px;
  color: var(--color-grey);
  margin-bottom: 14px;
}

.summary-line__value {
  font-weight: 500;
  color: var(--color-dark);
}

.summary-line__note {
  font-size: 12px;
  color: var(--color-grey);
  font-style: italic;
}

.summary-divider {
  height: 1px;
  background: var(--color-border);
  margin: 16px 0;
}

.summary-total-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.summary-total-label {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-dark);
}

.summary-total-value {
  font-family: var(--font-heading);
  font-size: 26px;
  color: var(--color-primary);
  font-weight: 400;
}

.cart-checkout-btn {
  display: block;
  width: 100%;
  text-align: center;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 16px;
  border-radius: 100px;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.03em;
  transition: background var(--ease), transform var(--ease), box-shadow var(--ease);
  text-decoration: none;
}

.cart-checkout-btn:hover {
  background: var(--color-primary-dark);
  transform: scale(1.02);
  box-shadow: 0 6px 20px rgba(26,95,168,0.3);
}

.cart-checkout-btn:active {
  transform: scale(0.98);
}

.cart-continue-link {
  display: block;
  text-align: center;
  margin-top: 14px;
  font-size: 13px;
  color: var(--color-primary);
  font-weight: 600;
  transition: color var(--ease);
}

.cart-continue-link:hover {
  color: var(--color-primary-dark);
}

/* Trust badges row */
.cart-trust-badges {
  padding: 16px 28px;
  border-top: 1px solid var(--color-border);
  background: var(--color-primary-light);
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.cart-trust-badge {
  font-size: 11px;
  color: var(--color-grey);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ---- Cart navbar badge ---- */
.navbar__cart-icon {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--color-dark);
  font-size: 20px;
  cursor: pointer;
  text-decoration: none;
  transition: color var(--ease);
}

.navbar__cart-icon:hover {
  color: var(--color-primary);
}

.navbar__cart-badge {
  position: absolute;
  top: 2px;
  right: 2px;
  background: #e53e3e;
  color: white;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  font-size: 10px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  display: none; /* Hidden when empty — JS shows it */
}

/* ---- Toast Notification ---- */
.az-toast {
  position: fixed;
  bottom: 32px;
  right: 32px;
  background: var(--color-white);
  border: 1.5px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  border-radius: 12px;
  padding: 14px 20px;
  min-width: 260px;
  max-width: 360px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 12px;
  transform: translateX(120%);
  opacity: 0;
  transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s ease;
  pointer-events: none;
}

.az-toast.show {
  transform: translateX(0);
  opacity: 1;
}

.az-toast__icon {
  font-size: 20px;
  flex-shrink: 0;
  color: var(--color-primary);
}

.az-toast__text {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-dark);
  line-height: 1.4;
}

/* ---- Scroll progress bar ---- */
#scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), #4da3e8);
  z-index: 9999;
  transition: width 0.1s linear;
  pointer-events: none;
}

/* ---- Back to Top button ---- */
#back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(26,95,168,0.3);
  opacity: 0;
  pointer-events: none;
  transform: translateY(16px);
  transition: opacity 0.3s ease, transform 0.3s ease, background var(--ease);
  z-index: 900;
}

#back-to-top.visible {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

#back-to-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
}

/* ============================================================
   RESPONSIVE — Cart
   ============================================================ */
@media (max-width: 900px) {
  .cart-layout {
    grid-template-columns: 1fr;
  }

  .cart-summary-col {
    position: static;
  }
}

@media (max-width: 600px) {
  .cart-hero, .cart-main {
    padding-left: 20px;
    padding-right: 20px;
  }

  .cart-item {
    flex-wrap: wrap;
    padding: 20px;
  }

  .cart-item__controls {
    flex-direction: row;
    align-items: center;
    width: 100%;
    justify-content: space-between;
  }

  .cart-items-header,
  .cart-summary__header,
  .cart-summary__body,
  .cart-trust-badges {
    padding-left: 20px;
    padding-right: 20px;
  }
}