/* =============================================
   AURUM — Cart Sidebar Styles
   ============================================= */

/* ── Overlay ────────────────────────────────── */
.cart-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(4px);
  z-index: 1100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
}
.cart-overlay.open {
  opacity: 1;
  pointer-events: all;
}

/* ── Sidebar ────────────────────────────────── */
.cart-sidebar {
  position: fixed;
  top: 0; right: 0;
  width: 420px;
  max-width: 100vw;
  height: 100%;
  background: var(--bg-elevated);
  border-left: 1px solid var(--border);
  z-index: 1200;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.42s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: -24px 0 80px rgba(0,0,0,0.5);
}
.cart-sidebar.open {
  transform: translateX(0);
}

/* ── Header ─────────────────────────────────── */
.cart-sidebar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.cart-sidebar__title {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--text);
}

.cart-sidebar__count {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.cart-sidebar__close {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}
.cart-sidebar__close svg { width: 16px; height: 16px; }
.cart-sidebar__close:hover { color: var(--gold); border-color: var(--gold); }

/* ── Body ───────────────────────────────────── */
.cart-sidebar__body {
  flex: 1;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.cart-sidebar__body::-webkit-scrollbar { width: 4px; }
.cart-sidebar__body::-webkit-scrollbar-track { background: transparent; }
.cart-sidebar__body::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

/* ── Empty state ────────────────────────────── */
.cart-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  height: 100%;
  min-height: 300px;
  padding: 40px 28px;
  text-align: center;
}

.cart-empty__icon svg {
  width: 56px; height: 56px;
  color: var(--text-muted);
  opacity: 0.3;
}

.cart-empty__text {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 300;
  color: var(--text);
  opacity: 0.6;
}

.cart-empty__sub {
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 300;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.cart-empty__btn {
  margin-top: 8px;
  padding: 10px 28px;
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 9.5px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}
.cart-empty__btn:hover { color: var(--gold); border-color: var(--gold); }

/* ── Cart items ─────────────────────────────── */
.cart-items {
  list-style: none;
  padding: 0;
  margin: 0;
}

.cart-item {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  gap: 16px;
  align-items: start;
  padding: 20px 28px;
  border-bottom: 1px solid var(--border);
  transition: background 0.2s;
  animation: cartItemIn 0.3s ease;
}
.cart-item:hover { background: rgba(201,168,76,0.02); }

@keyframes cartItemIn {
  from { opacity: 0; transform: translateX(20px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* Thumbnail */
.cart-item__thumb {
  width: 80px;
  height: 96px;
  background: var(--bg);
  border: 1px solid var(--border);
  overflow: hidden;
  flex-shrink: 0;
}
.cart-item__thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
}
.cart-item__thumb-placeholder {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--gold);
  opacity: 0.5;
}

/* Info */
.cart-item__info { min-width: 0; }

.cart-item__name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 400;
  color: var(--text);
  letter-spacing: 0.02em;
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cart-item__material {
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 300;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 14px;
}

/* Quantity control */
.cart-item__qty {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--border);
  width: fit-content;
}

.cart-item__qty-btn {
  width: 30px; height: 30px;
  display: flex; align-items: center; justify-content: center;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 16px;
  line-height: 1;
  transition: color 0.2s, background 0.2s;
}
.cart-item__qty-btn:hover { color: var(--gold); background: rgba(201,168,76,0.06); }

.cart-item__qty-val {
  width: 32px;
  text-align: center;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 400;
  color: var(--text);
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  line-height: 30px;
  user-select: none;
}

/* Price + remove */
.cart-item__right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

.cart-item__price {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 400;
  color: var(--gold);
  white-space: nowrap;
}

.cart-item__remove {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted);
  padding: 4px;
  transition: color 0.2s;
  opacity: 0.5;
}
.cart-item__remove svg { width: 14px; height: 14px; }
.cart-item__remove:hover { color: #e85a6e; opacity: 1; }

/* ── Footer ─────────────────────────────────── */
.cart-sidebar__footer {
  flex-shrink: 0;
  padding: 20px 28px 28px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 16px;
  background: var(--bg-elevated);
}

/* Promo */
.cart-sidebar__promo {
  display: flex;
  border: 1px solid var(--border);
  overflow: hidden;
  transition: border-color 0.25s;
}
.cart-sidebar__promo:focus-within { border-color: rgba(201,168,76,0.4); }

.cart-sidebar__promo-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  padding: 10px 14px;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: var(--text);
  text-transform: uppercase;
}
.cart-sidebar__promo-input::placeholder { color: var(--text-muted); text-transform: none; }

.cart-sidebar__promo-btn {
  padding: 0 16px;
  background: none;
  border: none;
  border-left: 1px solid var(--border);
  color: var(--text-muted);
  font-family: var(--font-body);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 0.2s, background 0.2s;
}
.cart-sidebar__promo-btn:hover { color: var(--gold); background: rgba(201,168,76,0.05); }

/* Summary rows */
.cart-sidebar__summary { display: flex; flex-direction: column; gap: 8px; }

.cart-sidebar__row {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-body);
  font-size: 11.5px;
  font-weight: 300;
  letter-spacing: 0.06em;
  color: var(--text-muted);
}

.cart-sidebar__row--total {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 400;
  color: var(--text);
  padding-top: 10px;
  border-top: 1px solid var(--border);
  margin-top: 4px;
}

/* Checkout btn */
.cart-sidebar__checkout-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px;
  background: var(--gold);
  color: var(--bg);
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
  transition: background 0.3s;
}
.cart-sidebar__checkout-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gold-light);
  transform: translateX(-100%);
  transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
}
.cart-sidebar__checkout-btn:hover::before { transform: translateX(0); }
.cart-sidebar__checkout-btn span,
.cart-sidebar__checkout-btn svg { position: relative; z-index: 1; }
.cart-sidebar__checkout-btn svg { width: 16px; height: 16px; transition: transform 0.3s; }
.cart-sidebar__checkout-btn:hover svg { transform: translateX(4px); }

.cart-sidebar__note {
  font-family: var(--font-body);
  font-size: 9.5px;
  font-weight: 300;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  text-align: center;
  opacity: 0.6;
}

/* ── Mobile ─────────────────────────────────── */
@media (max-width: 480px) {
  .cart-sidebar { width: 100vw; }
  .cart-item { grid-template-columns: 64px 1fr auto; gap: 12px; padding: 16px 20px; }
  .cart-item__thumb { width: 64px; height: 76px; }
  .cart-sidebar__header,
  .cart-sidebar__footer { padding-left: 20px; padding-right: 20px; }
}