/* ============================================================
   ZYLITH — Cart Page Stylesheet
   Inherits design tokens from styles.css
   ============================================================ */

/* ── PAGE SHELL ── */
.cart-page {
  padding-top: 90px;
  min-height: 100vh;
  background: var(--void);
}

.cart-page-inner {
  max-width: 1440px;
  margin: 0 auto;
  padding: 3rem 4rem 6rem;
}

/* ── SKELETON LOADING ── */
.cart-loading-state {
  padding: 3rem 0;
}

.cart-skeleton-line {
  background: linear-gradient(90deg, var(--surface) 25%, var(--surface-alt) 50%, var(--surface) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
  border-radius: 4px;
  margin-bottom: 1rem;
  width: 100%;
}

@keyframes skeleton-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── EMPTY STATE ── */
.cart-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 5rem 2rem;
  min-height: 60vh;
}

.cart-empty-glyph {
  color: var(--border-strong);
  margin-bottom: 1.75rem;
  opacity: 0.6;
}

.cart-empty-title {
  font-family: var(--ff-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 400;
  color: var(--ivory);
  margin-bottom: 0.75rem;
}

.cart-empty-sub {
  color: var(--ivory-ghost);
  font-size: 0.9rem;
  max-width: 400px;
  margin: 0 auto 2rem;
  line-height: 1.8;
}

/* ── PAGE HEADER (Now handled by .shop-hero) ── */
.cart-continue-link {
  font-family: var(--ff-cinzel);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--ivory-ghost);
  transition: color 0.3s;
  text-decoration: none;
}

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

/* ── TWO COLUMN LAYOUT ── */
.cart-layout {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 3rem;
  align-items: start;
}

/* ── SHIPPING BAR ── */
.cart-shipping-bar {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
}

.shipping-bar-text {
  font-size: 0.82rem;
  color: var(--ivory-dim);
  margin-bottom: 0.6rem;
}

.shipping-bar-text strong {
  color: var(--gold);
  font-weight: 500;
}

.shipping-progress-track {
  height: 3px;
  background: var(--surface-alt);
  border-radius: 99px;
  overflow: hidden;
}

.shipping-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--gold-dim), var(--gold));
  border-radius: 99px;
  transition: width 0.6s var(--ease-silk);
}

/* ── CART ITEM ── */
.cart-items-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.cart-page-item {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 1.25rem;
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
  transition: opacity 0.3s;
}

.cart-page-item:first-child {
  border-top: 1px solid var(--border);
}

.cart-item-img-wrap {
  display: block;
  aspect-ratio: 4/5;
  overflow: hidden;
  border-radius: 2px;
  background: var(--surface);
  border: 1px solid var(--border);
  flex-shrink: 0;
}

.cart-item-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease-silk);
}

.cart-page-item:hover .cart-item-img-wrap img {
  transform: scale(1.05);
}

.cart-item-body {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 0.2rem 0;
}

.cart-item-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.cart-item-name {
  font-family: var(--ff-display);
  font-size: 1.15rem;
  font-weight: 400;
  color: var(--ivory);
  display: block;
  margin-bottom: 0.25rem;
  transition: color 0.3s;
}

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

.cart-item-variant {
  font-family: var(--ff-cinzel);
  font-size: 0.58rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--ivory-ghost);
  display: block;
}

.cart-item-line-price {
  font-family: var(--ff-display);
  font-size: 1.1rem;
  color: var(--gold);
  white-space: nowrap;
  flex-shrink: 0;
}

.cart-item-bottom-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ── QTY CONTROL ── */
.qty-control {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border-strong);
  border-radius: 2px;
  overflow: hidden;
}

.qty-btn {
  background: none;
  border: none;
  color: var(--ivory-dim);
  width: 34px;
  height: 34px;
  cursor: pointer;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, color 0.2s;
}

.qty-btn:hover {
  background: var(--surface-alt);
  color: var(--gold);
}

.qty-value {
  min-width: 36px;
  text-align: center;
  font-size: 0.88rem;
  color: var(--ivory);
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  height: 34px;
  line-height: 34px;
}

.cart-item-meta {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.cart-item-unit-price {
  font-size: 0.78rem;
  color: var(--ivory-ghost);
}

.cart-item-remove {
  font-family: var(--ff-cinzel);
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ivory-ghost);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: color 0.3s;
}

.cart-item-remove:hover {
  color: #e07070;
}

/* ── SUMMARY CARD ── */
.cart-summary-col {
  position: sticky;
  top: 110px;
}

.cart-summary-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 2rem;
}

.cart-summary-title {
  font-family: var(--ff-cinzel);
  font-size: 0.7rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--gold-dim);
  margin-bottom: 1.75rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.summary-lines {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  margin-bottom: 1rem;
}

.summary-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.88rem;
  color: var(--ivory-dim);
}

.summary-line span:last-child {
  color: var(--ivory);
  font-weight: 500;
}

.summary-note {
  font-size: 0.75rem;
  color: var(--ivory-ghost);
  border-top: 1px solid var(--border);
  padding-top: 1rem;
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

/* ── CHECKOUT BUTTON ── */
.btn-checkout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  background: var(--gold);
  color: var(--void);
  font-family: var(--ff-cinzel);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  padding: 1.1rem 1.5rem;
  border-radius: 2px;
  border: none;
  cursor: pointer;
  transition: background 0.3s, transform 0.3s, box-shadow 0.3s;
  font-weight: 600;
  margin-bottom: 1.75rem;
}

.btn-checkout:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(227, 180, 60, 0.25);
}

/* ── TRUST STRIP ── */
.trust-strip {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  margin-bottom: 1.25rem;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.78rem;
  color: var(--ivory-ghost);
}

.trust-item svg {
  flex-shrink: 0;
  color: var(--gold-dim);
}

.payment-note {
  font-size: 0.7rem;
  color: var(--ivory-ghost);
  text-align: center;
  opacity: 0.6;
}

/* ── PRIMARY BUTTON (for empty state) ── */
.btn-primary {
  display: inline-block;
  font-family: var(--ff-cinzel);
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  padding: 0.9rem 2.5rem;
  background: var(--gold);
  color: var(--void);
  border-radius: 2px;
  cursor: pointer;
  border: none;
  transition: background 0.3s, transform 0.3s;
}

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
}

/* ── RESPONSIVE ── */
@media (max-width: 980px) {
  .cart-layout {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .cart-page-inner {
    padding: 2.5rem 1rem 4rem;
  }

  .cart-page-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }

  .cart-page-item {
    grid-template-columns: 80px 1fr;
    gap: 1rem;
  }

  .cart-item-top {
    flex-direction: column;
    gap: 0.4rem;
  }

  .cart-item-line-price {
    font-size: 1rem;
  }
}