/* =============================================================
   Zoomi · cart.css
   Slide-out cart drawer + cart badge styling.
   Loads after design-tokens.css / components.css / shop-v2.css.
   ============================================================= */

/* Lock body scroll while the drawer is open (preserves scroll position). */
body.cart-open { overflow: hidden; }

/* --------------------------- backdrop --------------------------- */
.zoomi-cart__backdrop {
  position: fixed;
  inset: 0;
  background: rgba(20, 25, 40, 0.45);
  opacity: 0;
  visibility: hidden;
  z-index: 90;
  transition: opacity var(--dur-med) var(--ease-out),
              visibility 0s linear var(--dur-med);
}
.zoomi-cart__backdrop.is-open {
  opacity: 1;
  visibility: visible;
  transition: opacity var(--dur-med) var(--ease-out);
}

/* --------------------------- drawer ---------------------------- */
.zoomi-cart {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(440px, 100vw);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(28px) saturate(180%);
  -webkit-backdrop-filter: blur(28px) saturate(180%);
  border-left: 1px solid rgba(20, 25, 40, 0.08);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.9) inset,
    -12px 0 40px rgba(20, 25, 40, 0.12),
    -24px 0 80px rgba(20, 25, 40, 0.08);
  z-index: 100;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--dur-med) var(--ease-out);
  will-change: transform;
}
.zoomi-cart.is-open { transform: translateX(0); }

/* ---------------------------- head ----------------------------- */
.zoomi-cart__head {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-md);
  padding: var(--s-lg) var(--s-lg) var(--s-md);
  border-bottom: 1px solid rgba(20, 25, 40, 0.06);
}
.zoomi-cart__title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--t-headline-sm);
  font-weight: 600;
  letter-spacing: var(--track-heading);
  color: var(--zoomi-ink);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.zoomi-cart__count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 22px;
  height: 22px;
  padding: 0 7px;
  border-radius: 999px;
  background: var(--zoomi-ink);
  color: #fff;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0;
}
.zoomi-cart__count:empty { display: none; }

.zoomi-cart__close {
  appearance: none;
  border: 0;
  background: rgba(20, 25, 40, 0.04);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--zoomi-ink);
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-out);
}
.zoomi-cart__close:hover { background: rgba(20, 25, 40, 0.08); }
.zoomi-cart__close:focus-visible {
  outline: 2px solid var(--zoomi-link);
  outline-offset: 2px;
}

/* ---------------------------- body ----------------------------- */
.zoomi-cart__body {
  flex: 1 1 auto;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: var(--s-md) var(--s-lg);
  display: flex;
  flex-direction: column;
  gap: var(--s-md);
}

/* Empty state */
.zoomi-cart__empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 8px;
  padding: var(--s-2xl) var(--s-md);
  margin: auto 0;
}
.zoomi-cart__empty-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: rgba(20, 25, 40, 0.04);
  color: var(--zoomi-ink);
  display: grid;
  place-items: center;
  margin-bottom: 4px;
}
.zoomi-cart__empty-title {
  margin: 0;
  font-family: var(--font-heading);
  font-size: var(--t-headline-sm);
  font-weight: 600;
  color: var(--zoomi-ink);
  letter-spacing: var(--track-heading);
}
.zoomi-cart__empty-sub {
  margin: 0;
  font-size: var(--t-body-sm);
  color: var(--zoomi-body);
  max-width: 28ch;
  line-height: var(--lh-body);
}
.zoomi-cart__empty-cta {
  margin-top: var(--s-md);
}

/* Line item */
.zoomi-cart__line {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) auto;
  gap: var(--s-md);
  align-items: flex-start;
  padding: var(--s-md) 0;
  border-bottom: 1px solid rgba(20, 25, 40, 0.06);
}
.zoomi-cart__line:last-child { border-bottom: 0; }

.zoomi-cart__line-thumb {
  width: 64px;
  height: 64px;
  border-radius: 12px;
  background: var(--zoomi-bg);
  overflow: hidden;
  display: grid;
  place-items: center;
}
.zoomi-cart__line-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  mix-blend-mode: multiply;
}
.zoomi-cart__line-body { min-width: 0; }
.zoomi-cart__line-name {
  font-family: var(--font-heading);
  font-size: var(--t-title-md);
  font-weight: 600;
  color: var(--zoomi-ink);
  letter-spacing: var(--track-heading);
  line-height: 1.25;
}
.zoomi-cart__line-tagline {
  font-size: var(--t-body-sm);
  color: var(--zoomi-body);
  margin-top: 2px;
  line-height: 1.4;
}
.zoomi-cart__line-variants {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 6px;
}
.zoomi-cart__variant {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 8px 3px 4px;
  font-size: 11px;
  font-weight: 500;
  color: var(--zoomi-body);
  background: rgba(20, 25, 40, 0.05);
  border-radius: 999px;
  letter-spacing: 0.01em;
}
.zoomi-cart__variant-swatch {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid rgba(20, 25, 40, 0.12);
  display: inline-block;
  flex: 0 0 auto;
}
.zoomi-cart__line-controls {
  margin-top: 10px;
  display: flex;
  align-items: center;
  gap: var(--s-md);
}

/* Qty stepper */
.zoomi-cart__qty {
  display: inline-flex;
  align-items: stretch;
  border: 1px solid rgba(20, 25, 40, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.6);
  overflow: hidden;
}
.zoomi-cart__qty-btn {
  appearance: none;
  border: 0;
  background: transparent;
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--zoomi-ink);
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-out);
}
.zoomi-cart__qty-btn:hover { background: rgba(20, 25, 40, 0.06); }
.zoomi-cart__qty-btn:focus-visible {
  outline: 2px solid var(--zoomi-link);
  outline-offset: -2px;
}
.zoomi-cart__qty-input {
  appearance: none;
  border: 0;
  background: transparent;
  width: 32px;
  text-align: center;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  color: var(--zoomi-ink);
  -moz-appearance: textfield;
}
.zoomi-cart__qty-input::-webkit-outer-spin-button,
.zoomi-cart__qty-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.zoomi-cart__line-remove {
  appearance: none;
  border: 0;
  background: transparent;
  padding: 4px 0;
  font-size: var(--t-body-sm);
  color: var(--zoomi-body);
  cursor: pointer;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}
.zoomi-cart__line-remove:hover { color: var(--zoomi-ink); }
.zoomi-cart__line-remove:focus-visible {
  outline: 2px solid var(--zoomi-link);
  outline-offset: 2px;
}

.zoomi-cart__line-price {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--t-title-md);
  color: var(--zoomi-ink);
  letter-spacing: var(--track-heading);
  text-align: right;
  white-space: nowrap;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
}
.zoomi-cart__line-was {
  font-size: 12px;
  color: var(--zoomi-body);
  text-decoration: line-through;
  font-weight: 400;
}
.zoomi-cart__line-now { line-height: 1; }

/* --------------------------- footer ---------------------------- */
.zoomi-cart__footer {
  flex: 0 0 auto;
  padding: var(--s-md) var(--s-lg) calc(var(--s-lg) + env(safe-area-inset-bottom));
  border-top: 1px solid rgba(20, 25, 40, 0.06);
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(20px) saturate(160%);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  display: flex;
  flex-direction: column;
  gap: var(--s-md);
}
.zoomi-cart__footer.is-empty { display: none; }

.zoomi-cart__coupon-trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  appearance: none;
  background: transparent;
  border: 0;
  padding: 6px 2px;
  font-family: var(--font-body);
  font-size: var(--t-body-sm);
  color: var(--zoomi-body);
  cursor: pointer;
  text-align: left;
  transition: color var(--dur-fast) var(--ease-out);
}
.zoomi-cart__coupon-trigger:hover { color: var(--zoomi-ink); }
.zoomi-cart__coupon-trigger:focus-visible {
  outline: 2px solid var(--zoomi-link);
  outline-offset: 4px;
  border-radius: 4px;
}
.zoomi-cart__coupon-trigger-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 999px;
  background: rgba(20, 25, 40, 0.06);
  font-size: 14px;
  line-height: 1;
  font-weight: 500;
  color: var(--zoomi-ink);
}

.zoomi-cart__coupon-label {
  display: block;
  font-size: var(--t-body-sm);
  color: var(--zoomi-body);
  margin-bottom: 6px;
}
.zoomi-cart__coupon-row {
  display: flex;
  gap: 6px;
}
.zoomi-cart__coupon-input {
  flex: 1;
  min-width: 0;
  appearance: none;
  border: 1px solid rgba(20, 25, 40, 0.14);
  background: #fff;
  border-radius: 999px;
  padding: 6px 14px;
  height: 34px;
  font-family: var(--font-body);
  font-size: var(--t-body-sm);
  color: var(--zoomi-ink);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.zoomi-cart__coupon-input::placeholder {
  text-transform: none;
  letter-spacing: 0;
  color: rgba(20, 25, 40, 0.4);
}
.zoomi-cart__coupon-input:focus-visible {
  outline: 2px solid var(--zoomi-link);
  outline-offset: 2px;
}
.zoomi-cart__coupon-apply {
  appearance: none;
  border: 1px solid rgba(20, 25, 40, 0.14);
  background: #fff;
  color: var(--zoomi-ink);
  border-radius: 999px;
  padding: 6px 14px;
  height: 34px;
  font-family: var(--font-body);
  font-size: var(--t-body-sm);
  font-weight: 600;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-out);
}
.zoomi-cart__coupon-apply:hover { background: var(--zoomi-bg); }
.zoomi-cart__coupon-msg {
  margin-top: 6px;
  font-size: var(--t-body-sm);
  line-height: 1.4;
}
.zoomi-cart__coupon-msg.is-valid { color: var(--tone-green-text, #0a7a47); }
.zoomi-cart__coupon-msg.is-invalid { color: #b54a1e; }
.zoomi-cart__coupon-msg.is-neutral { color: var(--zoomi-body); }

.zoomi-cart__totals {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.zoomi-cart__total-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  font-family: var(--font-heading);
  font-size: var(--t-title-md);
  font-weight: 600;
  color: var(--zoomi-ink);
  letter-spacing: var(--track-heading);
}
.zoomi-cart__total-row--meta {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: var(--t-body-sm);
  color: var(--zoomi-body);
}
.zoomi-cart__total-row--discount {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--t-body-sm);
  color: var(--tone-green-text, #0a7a47);
}

.zoomi-cart__checkout {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  font-size: var(--t-body-lg);
  font-weight: 600;
  position: relative;
}
.zoomi-cart__checkout.is-busy {
  color: transparent;
  cursor: progress;
}
.zoomi-cart__checkout-spinner {
  display: none;
  position: absolute;
  inset: 0;
  margin: auto;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-top-color: #fff;
  animation: zoomiCartSpin 0.7s linear infinite;
}
.zoomi-cart__checkout.is-busy .zoomi-cart__checkout-spinner { display: block; }
@keyframes zoomiCartSpin {
  to { transform: rotate(360deg); }
}

.zoomi-cart__error {
  font-size: var(--t-body-sm);
  color: #b54a1e;
  background: rgba(181, 74, 30, 0.08);
  border: 1px solid rgba(181, 74, 30, 0.2);
  padding: 8px 12px;
  border-radius: 10px;
  line-height: 1.4;
}

.zoomi-cart__trust {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  font-size: 12px;
  color: var(--zoomi-body);
  text-align: center;
  margin-top: 2px;
}

/* --------------------------- cart icon badge ------------------- */
/* Reuse on whatever nav cart icon the page provides — it just needs a
   child element with [data-cart-count]. */
.nav__cart [data-cart-count],
.cart-icon [data-cart-count] {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 999px;
  background: var(--zoomi-cta-bg, #1d1d1f);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  line-height: 18px;
  text-align: center;
  letter-spacing: 0;
  pointer-events: none;
}
.nav__cart [data-cart-count]:empty,
.cart-icon [data-cart-count]:empty { display: none; }

/* Cart icon button — make sure the nav__cart can host an absolute child. */
.nav__cart { position: relative; }

/* --------------------------- responsive ------------------------ */
@media (max-width: 520px) {
  .zoomi-cart {
    width: 100vw;
    border-left: 0;
  }
  .zoomi-cart__head { padding: var(--s-md); }
  .zoomi-cart__body { padding: var(--s-md); }
  .zoomi-cart__footer { padding: var(--s-md) var(--s-md) calc(var(--s-md) + env(safe-area-inset-bottom)); }
}