@font-face { font-family: Geist; font-weight: 400; font-display: swap; src: url(/tenants/sentrymarble/fonts/Geist-Regular.woff2) format('woff2'); }
@font-face { font-family: Geist; font-weight: 500; font-display: swap; src: url(/tenants/sentrymarble/fonts/Geist-Medium.woff2) format('woff2'); }
@font-face { font-family: Geist; font-weight: 600; font-display: swap; src: url(/tenants/sentrymarble/fonts/Geist-SemiBold.woff2) format('woff2'); }
@font-face { font-family: Geist; font-weight: 700; font-display: swap; src: url(/tenants/sentrymarble/fonts/Geist-Bold.woff2) format('woff2'); }

:root {
  --void: #0A0A0A; --shade: #050505; --ink: #FFFFFF; --muted: #A3A3A3; --label: #8A8A8A;
  --amber: #E08A2E; --sodium: #FFA63D; --sun: #FFF4E6; --rule: #2C2C2C; --block: #F2EFEA;
  --gutter: 64px; --tray-h: 0px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--void); color: var(--muted); font: 400 15px/1.6 Geist, system-ui, sans-serif; overflow-x: hidden; }
a { color: var(--ink); text-underline-offset: 3px; }
a:hover { color: var(--amber); }
:focus-visible { outline: 1px solid var(--amber); outline-offset: 3px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* One fixed, edge-less ambient layer. Sections stay transparent. */
.ambient { position: fixed; inset: -20vmax; z-index: -1; pointer-events: none;
  background:
    radial-gradient(40vmax 30vmax at 78% 18%, rgba(255,166,61,.085), transparent 70%),
    radial-gradient(46vmax 36vmax at 12% 62%, rgba(255,244,230,.045), transparent 72%),
    radial-gradient(50vmax 40vmax at 60% 96%, rgba(255,166,61,.05), transparent 70%);
  animation: breathe 17s ease-in-out infinite alternate; }
@keyframes breathe { from { opacity: .78; transform: translate3d(0,0,0); } to { opacity: 1; transform: translate3d(-1.5vmax,1vmax,0); } }

.eyebrow, .label { font-size: 11px; font-weight: 500; letter-spacing: .22em; text-transform: uppercase; color: var(--label); }
.eyebrow { letter-spacing: .24em; }
h1 { color: var(--ink); font-weight: 700; font-size: clamp(44px, 5.4vw, 84px); line-height: .98; letter-spacing: -.02em; margin: 18px 0 22px; }
h2 { color: var(--ink); font-weight: 700; font-size: clamp(28px, 2.8vw, 44px); line-height: 1.12; letter-spacing: -.01em; margin: 12px 0 16px; }
h3 { color: var(--ink); font-weight: 500; font-size: 15px; margin: 0; }
p { margin: 0 0 14px; max-width: 440px; }

.nav { display: flex; align-items: center; justify-content: space-between; padding: 28px var(--gutter); }
.nav img { height: 30px; width: auto; display: block; }
.nav a.label { text-decoration: none; color: var(--label); }
.nav a.label:hover { color: var(--amber); }
.anchors { position: sticky; top: 0; z-index: 20; display: flex; gap: 26px; overflow-x: auto; padding: 14px var(--gutter);
  background: linear-gradient(rgba(10,10,10,0), rgba(10,10,10,.86) 35%, rgba(10,10,10,.6) 70%, rgba(10,10,10,0)); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  -webkit-mask-image: linear-gradient(transparent, #000 12px, #000 calc(100% - 12px), transparent); mask-image: linear-gradient(transparent, #000 12px, #000 calc(100% - 12px), transparent); }
.anchors a { text-decoration: none; color: var(--label); white-space: nowrap; }
.anchors a:hover { color: var(--amber); }

main > section { padding: 120px var(--gutter); background: transparent; }
.hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 40px; align-items: center; padding-top: 60px !important; min-height: 78vh; }
.hero .sub { color: var(--muted); max-width: 420px; }
.hero .stage { display: flex; justify-content: center; perspective: 1500px; padding: 40px 0 80px; }
.voice { color: var(--ink); font-weight: 500; }

/* Buttons and fields */
.pill { display: inline-block; border: 0; border-radius: 999px; background: var(--ink); color: #000; font: 500 11px/1 Geist, sans-serif;
  letter-spacing: .22em; text-transform: uppercase; padding: 13px 22px; cursor: pointer; text-decoration: none; transition: background .2s, color .2s; }
.pill:hover, .pill:focus-visible { background: var(--amber); color: #000; }
.pill.ghost { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1px #3a3a3a; }
.pill.ghost:hover, .pill.ghost[aria-pressed="true"] { box-shadow: inset 0 0 0 1px var(--amber); color: var(--amber); background: transparent; }
.block { display: block; width: 100%; border: 0; background: var(--block); color: #000; font: 500 14px/1 Geist, sans-serif; padding: 16px 20px; cursor: pointer; transition: background .2s; }
.block:hover { background: #fff; }
.block[disabled] { opacity: .45; cursor: not-allowed; }
.field { display: inline-flex; flex-direction: column; gap: 6px; }
.field input { width: 120px; background: transparent; color: var(--ink); border: 0; border-bottom: 1px solid var(--rule); font: 400 16px Geist, sans-serif; padding: 6px 0; border-radius: 0; }
.field input:focus { outline: none; border-bottom-color: var(--amber); }
.error { color: var(--amber); font-size: 13px; min-height: 1.2em; margin: 8px 0 0; }

/* Collections */
.collections { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 48px; margin-top: 40px; }
.coll p { font-size: 15px; }
.coll .meta { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 8px 0 16px; }

/* Face rows on an arc */
.facegroup { margin-top: 80px; }
.facegroup header { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 12px; }
.row { list-style: none; margin: 40px 0 0; padding: 0; display: flex; flex-wrap: nowrap; justify-content: safe center; gap: 34px;
  perspective: 1500px; perspective-origin: 50% 30%; overflow-x: auto; overflow-y: hidden; scroll-snap-type: x proximity; scrollbar-width: thin; scrollbar-color: #2c2c2c transparent;
  padding: 40px 48px 70px; margin-left: calc(var(--gutter) * -1); margin-right: calc(var(--gutter) * -1); padding-left: var(--gutter); padding-right: var(--gutter); }
.row > .slot { flex: 0 0 auto; scroll-snap-align: center; }
.slot { --w: clamp(150px, 13vw, 200px); width: var(--w); position: relative; transform: translateY(calc(var(--o2, 0) * 6px)); }
.bulkbar { display: flex; flex-wrap: wrap; gap: 14px 18px; align-items: flex-end; margin-top: 36px; }
.bulkbar .count { margin-right: auto; }

/* The physical slab */
.slab { --t: calc(var(--w) * .11); --ry: calc(-26deg + var(--off, 0) * 4deg); position: relative; width: var(--w); height: calc(var(--w) * var(--ar, 1.5));
  transform-style: preserve-3d; transform: rotateX(-9deg) rotateY(var(--ry)) rotateZ(2deg); transition: transform .45s ease; cursor: pointer;
  animation: drift 16s ease-in-out infinite alternate; animation-delay: calc(var(--off, 0) * -1.3s); }
@keyframes drift { from { transform: rotateX(-9deg) rotateY(var(--ry)) rotateZ(2deg); } to { transform: rotateX(-7deg) rotateY(calc(var(--ry) + 5deg)) rotateZ(1.4deg); } }
.slab > .f, .slab > .er, .slab > .et { position: absolute; background-image: var(--img); background-size: cover; background-position: center; backface-visibility: hidden; }
.slab > .f { inset: 0; }
.slab > .f::before { content: ''; position: absolute; inset: 0; mix-blend-mode: multiply;
  background: linear-gradient(215deg, #fff 0%, #d9d2c8 38%, #6d655c 100%); }
.slab > .f::after { content: ''; position: absolute; inset: 0;
  background: radial-gradient(70% 45% at 82% 12%, rgba(255,244,230,.28), transparent 70%),
              linear-gradient(270deg, rgba(255,166,61,.16), transparent 42%); }
.slab > .er { top: 0; left: 100%; width: var(--t); height: 100%; transform-origin: left center; transform: rotateY(90deg); background-size: auto 100%; }
.slab > .er::after { content: ''; position: absolute; inset: 0; mix-blend-mode: multiply; background: linear-gradient(180deg, #ffd7a6, #7a4a22); }
/* Top face: hinged on the slab's top edge, extending back, normal up so it faces the camera under rotateX(-9deg). */
.slab > .et { left: 0; top: calc(var(--t) * -1); width: 100%; height: var(--t); transform-origin: center bottom; transform: rotateX(90deg); background-size: 100% auto; }
.slab > .et::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(255,244,230,.42), rgba(255,244,230,.2)); }
.slot::after { content: ''; position: absolute; left: 4%; right: -6%; bottom: calc(var(--w) * -.16); height: calc(var(--w) * .16); pointer-events: none;
  background: radial-gradient(50% 50% at 50% 30%, rgba(0,0,0,.9), transparent 70%), radial-gradient(60% 60% at 55% 70%, rgba(255,166,61,.07), transparent 80%);
  filter: blur(4px); z-index: -1; }
.slot:hover .slab, .slot:focus-within .slab { transform: translateY(-14px) translateZ(30px) rotateX(-6deg) rotateY(calc(var(--ry) + 8deg)) rotateZ(1deg); animation-play-state: paused; }
.slot.is-sel .slab > .f { box-shadow: 0 0 0 2px var(--amber), 0 0 28px rgba(224,138,46,.55); }
.slot.is-sel .slab > .er, .slot.is-sel .slab > .et { box-shadow: inset 0 0 0 2px var(--amber); }
.slot .open { position: absolute; inset: 0; z-index: 2; background: transparent; border: 0; cursor: pointer; }
.slot .check { position: absolute; z-index: 3; top: 8px; left: 8px; display: inline-flex; width: 30px; height: 30px; align-items: center; justify-content: center;
  border-radius: 50%; background: rgba(10,10,10,.72); box-shadow: inset 0 0 0 1px #555; cursor: pointer; transition: background .2s, box-shadow .2s; }
.slot .check input { position: absolute; opacity: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.slot .check svg { width: 14px; height: 14px; opacity: 0; transition: opacity .2s; }
.slot.is-sel .check { background: var(--amber); box-shadow: none; }
.slot.is-sel .check svg { opacity: 1; }
.slot .check:has(input:focus-visible) { outline: 1px solid var(--amber); outline-offset: 3px; }
.slot .cap { margin-top: calc(var(--w) * .24); }
.slot .cap h3 { font-size: 14px; }
.slot .cap .label { display: block; margin-top: 2px; }

/* Formats matrix */
.matrix { width: 100%; max-width: 920px; border-collapse: collapse; margin-top: 36px; }
.matrix th, .matrix td { text-align: left; padding: 14px 12px 14px 0; border-bottom: 1px solid #1c1c1c; font-weight: 400; }
.matrix thead th { color: var(--label); }
.matrix td.src { color: var(--ink); }
.matrix td.mst { color: var(--amber); }
.tablewrap { overflow-x: auto; }

.notes { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 36px 64px; max-width: 920px; margin-top: 36px; }
.downloads ul { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 14px; }

/* Detail dialog */
dialog.detail { width: min(1120px, calc(100vw - 32px)); max-height: calc(100vh - 32px); padding: 0; border: 0; background: rgba(10,10,10,.97); color: var(--muted); overflow: auto; }
dialog.detail::backdrop { background: rgba(0,0,0,.72); }
.detail .inner { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 40px; padding: 48px; position: relative; }
.detail .stage { display: flex; justify-content: center; align-items: center; perspective: 1500px; padding: 30px 0 60px; }
.detail .slot { --w: clamp(200px, 26vw, 340px); }
.detail .x { position: absolute; top: 16px; right: 16px; }
.specs { display: grid; grid-template-columns: max-content 1fr; gap: 6px 18px; margin: 18px 0 24px; font-size: 14px; }
.specs dt { font-size: 11px; letter-spacing: .22em; text-transform: uppercase; color: var(--label); padding-top: 2px; }
.specs dd { margin: 0; color: var(--ink); }
.addrow { display: flex; flex-wrap: wrap; gap: 18px; align-items: flex-end; }

/* Buy tray */
.tray { position: fixed; z-index: 30; right: 24px; bottom: 24px; width: min(380px, calc(100vw - 32px)); max-height: min(70vh, 620px); display: flex; flex-direction: column;
  background: rgba(8,8,8,.94); box-shadow: 0 20px 60px rgba(0,0,0,.6), inset 0 0 0 1px #1f1f1f; -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.tray .head { display: flex; justify-content: space-between; align-items: center; padding: 16px 18px; background: none; border: 0; color: var(--ink); width: 100%; cursor: pointer; font: inherit; }
.tray .body { overflow: auto; padding: 0 18px; }
.tray[data-open="false"] .body, .tray[data-open="false"] .foot { display: none; }
.tray ul { list-style: none; margin: 0; padding: 0; }
.tray li { display: grid; grid-template-columns: 1fr auto auto; gap: 10px; align-items: end; padding: 12px 0; border-bottom: 1px solid #1a1a1a; }
.tray li .field input { width: 70px; }
.tray .rm { background: none; border: 0; color: var(--label); cursor: pointer; font: 500 11px Geist; letter-spacing: .22em; text-transform: uppercase; padding: 8px 0; }
.tray .rm:hover { color: var(--amber); }
.tray .foot { padding: 14px 18px 18px; }
.tray .tot { display: flex; justify-content: space-between; margin-bottom: 4px; }
.tray .tot b { color: var(--ink); font-weight: 500; }
.tray .empty { padding: 4px 0 14px; }
.tray .fine { font-size: 12px; margin: 8px 0 12px; }

/* Order and licence pages */
.doc { max-width: 920px; }
.doc .card { margin-top: 32px; }
.dl { list-style: none; padding: 0; margin: 18px 0 0; }
.dl li { padding: 16px 0; border-bottom: 1px solid #1a1a1a; }
.dl code { font: 12px ui-monospace, Menlo, monospace; color: var(--muted); word-break: break-all; }
.draft { display: inline-block; color: #000; background: var(--amber); font: 700 11px Geist; letter-spacing: .24em; padding: 6px 10px; text-transform: uppercase; }
.lic ol { padding-left: 20px; max-width: 680px; }
.lic li { margin-bottom: 12px; }
footer { padding: 60px var(--gutter) 140px; }

@media (min-width: 761px) {
  body.tray-open .bulkbar { padding-right: calc(404px - var(--gutter)); }
}
@media (max-width: 760px) {
  :root { --gutter: 16px; }
  .nav { padding: 20px var(--gutter); }
  main > section { padding: 80px var(--gutter); }
  .hero, .collections, .notes, .detail .inner { grid-template-columns: minmax(0, 1fr); }
  .hero { min-height: 0; }
  .detail .inner { padding: 48px 16px 24px; }
  .row { gap: 26px; }
  .slot { --w: 132px; }
  .detail .slot { --w: 190px; }
  .tray { right: 16px; left: 16px; bottom: 12px; width: auto; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; }
}