/* =========================================================
   cart.css — OG Jewelers (Cart page)
   Designed to sit on top of catalogue.css (Shop UI)
   ========================================================= */

:root{
  --cart-max: 1200px;
  --cart-pad: clamp(16px, 4vw, 40px);

  --cart-ink: rgba(244,242,237,.92);
  --cart-ink2: rgba(244,242,237,.74);
  --cart-muted: rgba(244,242,237,.58);

  --cart-line: rgba(255,255,255,.10);
  --cart-line2: rgba(255,255,255,.16);

  --cart-glass: rgba(16,18,22,.55);
  --cart-glass2: rgba(16,18,22,.35);

  --cart-shadow: 0 24px 80px rgba(0,0,0,.55);
  --cart-shadow2: 0 14px 44px rgba(0,0,0,.45);

  --cart-radius: 22px;
  --cart-radius2: 28px;

  --cart-gold1: #F7E7A8;
  --cart-gold2: #EAC35A;
  --cart-goldGlow: 0 0 22px rgba(234,195,90,.22);

  --cart-ease: cubic-bezier(.2,.8,.2,1);
  --cart-ease2: cubic-bezier(.16,1,.3,1);
}

/* -------------------------
   Ambient background (lightweight)
------------------------- */
.bg-ambient{
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}
.bg-orb{
  position:absolute;
  width: 560px; height: 560px;
  border-radius: 999px;
  filter: blur(44px);
  opacity: .22;
  mix-blend-mode: screen;
  animation: cartFloat 10s var(--cart-ease2) infinite alternate;
}
.orb-1{
  left:-140px; top:-160px;
  background: radial-gradient(circle at 30% 30%, rgba(234,195,90,.55), transparent 55%),
              radial-gradient(circle at 70% 70%, rgba(255,255,255,.10), transparent 55%);
  animation-duration: 11.5s;
}
.orb-2{
  right:-170px; top:-120px;
  background: radial-gradient(circle at 35% 35%, rgba(120,170,255,.40), transparent 55%),
              radial-gradient(circle at 70% 70%, rgba(255,255,255,.10), transparent 55%);
  animation-duration: 13s;
}
.bg-grain{
  position:absolute;
  inset:-40%;
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.35'/%3E%3C/svg%3E");
  opacity:.10;
  transform: translate3d(0,0,0);
  mix-blend-mode: overlay;
  animation: cartGrain 12s steps(8) infinite;
}
@keyframes cartFloat{
  from{ transform: translate3d(0,0,0) scale(1); }
  to  { transform: translate3d(18px,-18px,0) scale(1.02); }
}
@keyframes cartGrain{
  0%{ transform: translate3d(-2%, -2%, 0) scale(1.08); }
  25%{ transform: translate3d(2%, -3%, 0) scale(1.10); }
  50%{ transform: translate3d(3%, 2%, 0) scale(1.08); }
  75%{ transform: translate3d(-3%, 3%, 0) scale(1.10); }
  100%{ transform: translate3d(-2%, -2%, 0) scale(1.08); }
}

/* -------------------------
   Skip link
------------------------- */
.skip-link{
  position:absolute;
  left:-999px;
  top:10px;
  background: rgba(0,0,0,.75);
  border: 1px solid var(--cart-line);
  color: var(--cart-ink);
  padding: 10px 12px;
  border-radius: 14px;
  z-index: 999;
}
.skip-link:focus{
  left: 14px;
  outline: none;
  box-shadow: 0 0 0 4px rgba(234,195,90,.18), 0 0 0 1px rgba(234,195,90,.40);
}

/* -------------------------
   Page layout
------------------------- */
.cart-wrap{
  width: min(var(--cart-max), calc(100% - 2*var(--cart-pad)));
  margin: 0 auto;
  padding: 44px 0 70px;
}

.cart-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}
.cart-title{
  margin:0;
  font-family: "Cormorant Garamond", ui-serif, Georgia, serif;
  font-weight: 600;
  font-size: clamp(34px, 4vw, 52px);
  letter-spacing: .01em;
  color: var(--cart-ink);
}
.cart-sub{
  margin: 10px 0 0;
  color: var(--cart-muted);
  line-height: 1.6;
  font-size: 14px;
  max-width: 70ch;
}

/* -------------------------
   Banner
------------------------- */
.cart-banner{
  display:flex;
  gap: 12px;
  align-items:flex-start;
  padding: 14px 14px;
  border-radius: var(--cart-radius2);
  border: 1px solid rgba(234,195,90,.22);
  background:
    radial-gradient(circle at 20% 20%, rgba(234,195,90,.14), transparent 55%),
    rgba(255,255,255,.03);
  box-shadow: var(--cart-goldGlow);
  color: var(--cart-ink2);
  margin-bottom: 16px;
}
.cart-banner .dot{
  width: 10px; height: 10px;
  border-radius: 999px;
  margin-top: 4px;
  background: radial-gradient(circle at 30% 30%, rgba(234,195,90,1), rgba(234,195,90,.25));
  box-shadow: 0 0 16px rgba(234,195,90,.25);
}

/* -------------------------
   Grid
------------------------- */
.cart-grid{
  display:grid;
  grid-template-columns: 1.25fr .75fr;
  gap: 14px;
  align-items: start;
}

/* Panels */
.cart-panel{
  border-radius: var(--cart-radius2);
  border: 1px solid var(--cart-line);
  background:
    radial-gradient(circle at 18% 18%, rgba(234,195,90,.10), transparent 55%),
    linear-gradient(180deg, rgba(16,18,22,.62), rgba(16,18,22,.35));
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: var(--cart-shadow2);
  overflow:hidden;
}

.panel-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  padding: 14px 14px;
  border-bottom: 1px solid rgba(255,255,255,.10);
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.00));
}
.panel-top h2{
  margin:0;
  font-family: "Cormorant Garamond", ui-serif, Georgia, serif;
  font-size: 22px;
  letter-spacing:.01em;
  color: var(--cart-ink);
}
.panel-body{
  padding: 14px;
}

/* Empty */
.cart-empty{
  padding: 20px 14px;
  border-radius: 22px;
  border: 1px dashed rgba(255,255,255,.16);
  color: var(--cart-muted);
  text-align:center;
}

/* -------------------------
   Line item
------------------------- */
.cart-line{
  display:grid;
  grid-template-columns: 120px 1fr;
  gap: 12px;
  padding: 12px 12px;
  border-radius: 22px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  box-shadow: 0 16px 55px rgba(0,0,0,.20);
  margin-bottom: 12px;
}

.cart-line-media{
  width: 120px;
  height: 120px;
  border-radius: 18px;
  overflow:hidden;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.20);
}
.cart-line-media img{
  width:100%;
  height:100%;
  object-fit: cover;
  display:block;
  filter: saturate(1.03) contrast(1.03);
}

.cart-line-body{
  display:flex;
  flex-direction:column;
  gap: 10px;
  min-width: 0;
}

.cart-line-top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap: 10px;
}
.cart-line-title{
  font-weight: 700;
  letter-spacing:.01em;
  color: var(--cart-ink);
  line-height: 1.15;
  font-size: 16px;
  overflow:hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.icon-btn{
  width: 38px;
  height: 38px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  color: rgba(244,242,237,.90);
  cursor:pointer;
  display:grid;
  place-items:center;
  transition: transform .18s var(--cart-ease), background .18s var(--cart-ease), border-color .18s var(--cart-ease);
}
.icon-btn:hover{
  transform: translateY(-1px) scale(1.02);
  background: rgba(255,255,255,.07);
  border-color: rgba(255,255,255,.16);
}
.icon-btn.danger{
  color: rgba(255, 140, 140, .95);
}

.cart-line-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.pill{
  display:inline-flex;
  align-items:center;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.12);
  background: rgba(0,0,0,.20);
  color: rgba(244,242,237,.80);
  font-size: 12px;
  letter-spacing:.08em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.pill-gold{
  border-color: rgba(234,195,90,.22);
  background: rgba(234,195,90,.10);
  color: var(--cart-gold1);
  box-shadow: var(--cart-goldGlow);
}
.pill-muted{
  border-color: rgba(255,255,255,.12);
  background: rgba(255,255,255,.03);
  color: rgba(244,242,237,.65);
}

.price{
  font-size: 13px;
  color: rgba(244,242,237,.90);
  letter-spacing:.02em;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.20);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.cart-line-actions{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.qty{
  display:flex;
  align-items:center;
  gap: 8px;
  padding: 8px 8px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.18);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.qty-btn{
  width: 36px;
  height: 36px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  color: rgba(244,242,237,.92);
  cursor:pointer;
  transition: transform .18s var(--cart-ease), background .18s var(--cart-ease), border-color .18s var(--cart-ease);
}
.qty-btn:hover{
  transform: translateY(-1px) scale(1.02);
  background: rgba(255,255,255,.07);
  border-color: rgba(255,255,255,.16);
}
.qty-btn:disabled{
  opacity:.45;
  cursor:not-allowed;
}

.qty-input{
  width: 62px;
  height: 36px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(0,0,0,.22);
  color: rgba(244,242,237,.92);
  text-align:center;
  font-weight: 700;
  outline:none;
}
.qty-input:disabled{
  opacity:.55;
}

.line-subtotal{
  font-weight: 800;
  letter-spacing:.01em;
  color: rgba(244,242,237,.92);
}
.muted{
  color: rgba(244,242,237,.60) !important;
}

/* Unavailable visual state */
.cart-line.is-unavailable{
  border-color: rgba(255,255,255,.12);
  background: rgba(255,255,255,.02);
  opacity: .92;
}
.cart-line.is-unavailable .cart-line-title{
  color: rgba(244,242,237,.78);
}

/* -------------------------
   Summary
------------------------- */
.summary-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  padding: 12px 12px;
  border-radius: 18px;
  border: 1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  margin-bottom: 10px;
  color: rgba(244,242,237,.78);
}
.summary-row .val{
  color: rgba(244,242,237,.92);
  font-weight: 800;
  letter-spacing:.01em;
}

.summary-actions{
  margin-top: 12px;
  display:grid;
  gap: 10px;
}

/* -------------------------
   Cart badge (shared)
------------------------- */
.cart-icon{
  position: relative;
}

.cart-badge{
  position:absolute;
  top:-6px;
  right:-6px;
  min-width: 18px;
  height: 18px;
  padding: 0 6px;
  border-radius: 999px;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .02em;

  color: rgba(8,8,10,.92);
  background: linear-gradient(180deg, rgba(247,231,168,1), rgba(234,195,90,1));
  border: 1px solid rgba(0,0,0,.25);

  box-shadow: 0 10px 26px rgba(0,0,0,.35), var(--cart-goldGlow);
}

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

@media (max-width: 720px){
  .cart-wrap{
    padding-top: 28px;
  }
  .cart-line{
    grid-template-columns: 1fr;
  }
  .cart-line-media{
    width: 100%;
    height: 220px;
  }
  .qty-input{
    width: 72px;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce){
  *{
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}