/* Builder (#build, .bx-*) and cart drawer (#cart, .cx). Load on every page that has the drawer. */

/* ---------- Builder ---------- */
#build { overflow-x: clip; }
#build .bx__head { margin-bottom: clamp(28px, 4vw, 56px); }
#build .bx__grid { display: grid; gap: clamp(28px, 4vw, 64px); grid-template-columns: minmax(0, 1fr); align-items: start; }
@media (min-width: 900px) {
  #build .bx__grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  #build .bx__view { position: sticky; top: calc(var(--header-h) + 20px); }
}

#build .bx-stage { position: relative; width: 100%; max-width: 560px; margin-inline: auto; aspect-ratio: 4 / 5; border-radius: var(--radius); background: var(--bone-2); overflow: hidden; }
#build .bx-stage::after { content: ""; position: absolute; inset: 0; pointer-events: none; opacity: .5; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .07 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E"); }
#build .bx-plate { position: absolute; right: 7%; bottom: 14%; width: 46%; aspect-ratio: 3 / 4; border-radius: var(--radius); background-size: cover; background-position: center; box-shadow: 0 18px 40px -22px rgba(10,11,13,.55), inset 0 0 0 1px rgba(255,255,255,.08); }
#build .bx-plate.is-swap { animation: bx-swap .4s var(--ease-out); }
@keyframes bx-swap { from { opacity: .35; transform: translate3d(0, 6px, 0); } to { opacity: 1; transform: none; } }
#build .bx-case { position: absolute; left: 8%; top: 5%; height: 90%; width: auto; max-width: none; }
#build .bx-plate-label { position: absolute; right: 7%; bottom: 4%; width: 46%; margin: 0; font: 500 12px/1.3 var(--f-mono); letter-spacing: .04em; color: var(--paper-ink); text-align: left; }
#build .bx-plate-label strong { font-weight: 500; display: block; }
#build .bx-approx { margin: 12px 0 0; text-align: center; }

#build .bx-step { border: 0; padding: 0; margin: 0 0 clamp(26px, 3vw, 40px); min-width: 0; }
#build .bx-step__h { display: flex; align-items: baseline; gap: 12px; padding: 0; margin: 0 0 14px; font: 600 24px/1.1 var(--f-display); letter-spacing: -.035em; text-transform: none; }
#build .bx-step__h .t-mono { color: var(--mute); font-size: 12px; }
#build .bx-step__tag { margin-left: auto; font: 500 12px/1 var(--f-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--mute); }

#build .bx-swatches { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
#build .bx-swatch { display: flex; align-items: center; gap: 14px; min-height: 72px; padding: 12px 18px; border-radius: var(--radius); border: 1.5px solid var(--line); background: transparent; text-align: left; font-weight: 600; font-size: 18px; transition: border-color .18s, transform .18s var(--ease-out); touch-action: manipulation; }
#build .bx-swatch:active { transform: scale(.98); }
#build .bx-swatch[aria-pressed="true"] { border-color: var(--paper-ink); box-shadow: inset 0 0 0 1px var(--paper-ink); }
#build .bx-swatch__dot { width: 36px; height: 36px; border-radius: 50%; flex: none; box-shadow: inset 0 0 0 1px rgba(255,255,255,.14), 0 1px 0 rgba(10,11,13,.1); }

#build .bx-tiles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
#build .bx-tile { display: flex; flex-direction: column; gap: 8px; padding: 6px 6px 10px; border-radius: 14px; border: 1.5px solid transparent; background: transparent; text-align: left; min-height: 44px; touch-action: manipulation; }
#build .bx-tile[aria-pressed="true"] { border-color: var(--paper-ink); }
#build .bx-tile__img { display: block; aspect-ratio: 1; border-radius: 10px; background-size: cover; background-position: center; box-shadow: inset 0 0 0 1px rgba(255,255,255,.08); }
#build .bx-tile__name { font-size: 14px; font-weight: 600; line-height: 1.25; padding-inline: 2px; }

#build .bx-extras { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
#build .bx-extra { display: flex; align-items: center; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--line); }
#build .bx-extra__img { width: 44px; height: 44px; border-radius: 10px; flex: none; background-size: cover; background-position: center; box-shadow: inset 0 0 0 1px rgba(255,255,255,.08); }
#build .bx-extra__name { flex: 1; min-width: 0; font-weight: 500; font-size: 15px; }

#build .bx-stepper { display: inline-flex; align-items: center; flex: none; }
#build .bx-sb { width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line); background: transparent; font: 500 20px/1 var(--f-body); display: inline-grid; place-items: center; padding: 0; touch-action: manipulation; }
#build .bx-sb:hover:not(:disabled) { border-color: var(--paper-ink); }
#build .bx-sb:disabled { opacity: .3; cursor: default; }
#build .bx-sn { min-width: 36px; text-align: center; font: 500 16px/1 var(--f-mono); }
#build .bx-qrow { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }

#build .bx-buy { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; padding-top: 8px; }
#build .bx-buy__sum { display: flex; flex-direction: column; gap: 2px; }
#build .bx-buy__lbl { color: var(--mute); font-size: 12px; letter-spacing: .12em; text-transform: uppercase; }
#build .bx-buy__total { font: 600 clamp(44px, 6vw, 64px)/1 var(--f-display); letter-spacing: -.035em; }
#build .bx-add { flex: 1 1 220px; min-height: 60px; font-size: 18px; }

/* Sticky total bar: phones only */
#build .bx-bar { display: none; }
@media (max-width: 699px) {
  #build .bx-bar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; display: flex; align-items: center; justify-content: space-between; gap: 12px;
    padding: 10px var(--gutter) calc(10px + env(safe-area-inset-bottom)); background: rgba(243,241,236,.94); -webkit-backdrop-filter: blur(12px); backdrop-filter: blur(12px);
    border-top: 1px solid var(--line-light); transform: translate3d(0, 110%, 0); visibility: hidden; transition: transform .3s var(--ease-out), visibility 0s .3s; }
  #build .bx-bar.is-on { transform: none; visibility: visible; transition-delay: 0s; }
  #build .bx-bar__sum { display: flex; flex-direction: column; }
  #build .bx-bar__sum strong { font: 600 28px/1 var(--f-display); letter-spacing: -.035em; }
  #build .bx-bar.is-on + .bx-toast { bottom: calc(86px + env(safe-area-inset-bottom)); }
  #build .bx-tiles { gap: 6px; }
}

/* Toast */
#build .bx-toast { position: fixed; left: 50%; bottom: calc(20px + env(safe-area-inset-bottom)); z-index: 60; display: flex; align-items: center; gap: 4px; padding: 4px 6px 4px 20px; min-height: 52px;
  border-radius: 999px; background: var(--ink); color: var(--bone); font-weight: 600; box-shadow: 0 12px 32px -12px rgba(10,11,13,.6);
  transform: translate3d(-50%, 20px, 0); opacity: 0; visibility: hidden; transition: transform .3s var(--ease-out), opacity .3s, visibility 0s .3s; }
#build .bx-toast.is-on { transform: translate3d(-50%, 0, 0); opacity: 1; visibility: visible; transition-delay: 0s; }
#build .bx-toast__btn { min-height: 44px; padding: 0 16px; border-radius: 999px; border: 0; background: var(--beam); color: var(--ink); font-weight: 600; }
#build .bx-toast :focus-visible { outline-color: var(--beam-hot); }

@media (prefers-reduced-motion: reduce) {
  #build .bx-plate.is-swap { animation: none; }
  #build .bx-bar, #build .bx-toast { transition: none; }
}

/* ---------- Cart drawer ---------- */
html:has(dialog.cx[open]) { overflow: hidden; }
.cx { padding: 0; border: 0; margin: 0; max-width: 100%; max-height: none; color: var(--paper-ink); }
.cx::backdrop { background: rgba(10,11,13,.55); }
.cx[open] { display: flex; flex-direction: column; position: fixed; inset: auto 0 0 0; width: 100%; height: auto; max-height: 92dvh; border-radius: var(--radius) var(--radius) 0 0;
  animation: cx-up .34s var(--ease-out); }
.cx[open]::backdrop { animation: cx-fade .3s ease-out; }
@keyframes cx-up { from { transform: translate3d(0, 100%, 0); } to { transform: none; } }
@keyframes cx-in { from { transform: translate3d(100%, 0, 0); } to { transform: none; } }
@keyframes cx-fade { from { opacity: 0; } to { opacity: 1; } }
@media (min-width: 700px) {
  .cx[open] { inset: 0 0 0 auto; width: min(440px, 100%); height: 100dvh; max-height: none; border-radius: 0; animation-name: cx-in; }
}
@media (prefers-reduced-motion: reduce) { .cx[open], .cx[open]::backdrop { animation: none; } }

.cx__head { display: flex; align-items: center; justify-content: space-between; padding: 14px 8px 14px 24px; border-bottom: 1px solid var(--line); flex: none; }
.cx__title { font: 600 30px/1 var(--f-display); text-transform: none; letter-spacing: -.035em; }
.cx__close { width: 44px; height: 44px; display: inline-grid; place-items: center; border: 0; background: transparent; border-radius: 50%; }
.cx__body { flex: 1 1 auto; overflow-y: auto; overscroll-behavior: contain; padding: 0 24px; min-height: 140px; }
.cx__lines { list-style: none; margin: 0; padding: 0; }
.cx__line { padding: 18px 0; border-bottom: 1px solid var(--line); }
.cx__name { margin: 0 0 4px; font-weight: 600; font-size: 16px; line-height: 1.35; }
.cx__extras { margin: 0 0 4px; font-size: 14px; color: var(--mute); line-height: 1.4; }
.cx__row { display: flex; align-items: center; gap: 10px; margin-top: 10px; flex-wrap: wrap; }
.cx__qty { display: inline-flex; align-items: center; }
.cx__qb { width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--line); background: transparent; font: 500 20px/1 var(--f-body); display: inline-grid; place-items: center; padding: 0; }
.cx__qb:hover:not(:disabled) { border-color: var(--paper-ink); }
.cx__qb:disabled { opacity: .3; cursor: default; }
.cx__qn { min-width: 34px; text-align: center; font: 500 16px/1 var(--f-mono); }
.cx__rm { min-height: 44px; padding: 0 12px; border: 0; background: transparent; color: var(--mute); text-decoration: underline; text-underline-offset: .2em; font-size: 14px; }
.cx__rm:hover { color: var(--paper-ink); }
.cx__lt { margin-left: auto; font: 500 16px/1 var(--f-mono); }
.cx__empty { padding: 56px 0; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 20px; }
.cx__empty-t { margin: 0; font-size: 18px; }
.cx__foot { flex: none; padding: 18px 24px calc(20px + env(safe-area-inset-bottom)); border-top: 1px solid var(--line); background: var(--bone); }
.cx__sum { display: flex; justify-content: space-between; align-items: baseline; margin: 0 0 14px; }
.cx__sum span { font: 500 12px/1 var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--mute); }
.cx__sum strong { font: 600 36px/1 var(--f-display); letter-spacing: -.035em; }
.cx__checkout { width: 100%; }
.cx__checkout:disabled { opacity: .4; cursor: not-allowed; }
.cx__note { margin: 12px 0 0; font-size: 14px; color: var(--mute); text-align: center; }