/* Classic Diamond Ring Builder
   Palette taken from the materials: slate ink, platinum lines, champagne gold. */

.cdrb {
	--cdrb-ink: #1f2633;
	--cdrb-mute: #5b6473;
	--cdrb-mist: #f1f3f6;
	--cdrb-line: #d8dce2;
	--cdrb-gold: #a8844e;
	--cdrb-gold-text: #7f6233;
	--cdrb-ice: #e6edf4;
	--cdrb-danger: #a3282b;
	--cdrb-serif: "Bodoni Moda", "Didot", "Bodoni 72", Georgia, serif;
	--cdrb-sans: "Instrument Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

	color: var(--cdrb-ink);
	font-family: var(--cdrb-sans);
	font-size: 16px;
	line-height: 1.55;
	max-width: 1240px;
	margin: 0 auto;
	padding: 8px 0 48px;
	box-sizing: border-box;
}
.cdrb *,
.cdrb *::before,
.cdrb *::after { box-sizing: border-box; }

/* Theme-proof resets for elements themes like to style. */
.cdrb button {
	appearance: none;
	-webkit-appearance: none;
	background: none;
	border: 0;
	border-radius: 0;
	box-shadow: none;
	color: inherit;
	font: inherit;
	letter-spacing: normal;
	line-height: inherit;
	margin: 0;
	min-height: 0;
	padding: 0;
	text-transform: none;
	text-shadow: none;
	cursor: pointer;
}
.cdrb button:hover,
.cdrb button:focus { background: none; color: inherit; }
.cdrb ul { list-style: none; margin: 0; padding: 0; }
.cdrb li { margin: 0; padding: 0; }
.cdrb li::before, .cdrb li::marker { content: none; }
.cdrb img { display: block; max-width: 100%; height: auto; border: 0; box-shadow: none; }
.cdrb p { margin: 0; }
.cdrb :focus-visible { outline: 2px solid var(--cdrb-ink); outline-offset: 3px; }

/* ---------- intro ---------- */

.cdrb-intro { max-width: 40rem; margin: 0 0 40px; }
.cdrb .cdrb-title {
	font-family: var(--cdrb-serif);
	font-weight: 400;
	font-size: clamp(2rem, 1.4rem + 2.4vw, 3.25rem);
	line-height: 1.08;
	letter-spacing: -0.01em;
	margin: 0 0 14px;
	color: var(--cdrb-ink);
	text-transform: none;
}
.cdrb-lede { color: var(--cdrb-mute); font-size: 1.0625rem; max-width: 34rem; }
.cdrb.is-configuring .cdrb-intro { display: none; }

.cdrb-empty, .cdrb-noscript { padding: 24px; background: var(--cdrb-mist); }

/* ---------- grid of settings ---------- */

.cdrb .cdrb-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
	gap: 40px 24px;
}
.cdrb .cdrb-tile-btn { display: block; width: 100%; text-align: left; }
.cdrb-tile-media {
	display: block;
	aspect-ratio: 1 / 1;
	background: var(--cdrb-mist);
	overflow: hidden;
	margin-bottom: 14px;
}
.cdrb-tile-media img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.cdrb-tile-placeholder { display: grid; place-items: center; height: 100%; }
.cdrb-tile-placeholder .cdrb-stone { width: 30%; height: auto; }
.cdrb-tile-name {
	display: block;
	font-family: var(--cdrb-serif);
	font-size: 1.3rem;
	line-height: 1.2;
	margin-bottom: 4px;
	text-decoration: underline;
	text-decoration-color: transparent;
	text-underline-offset: 4px;
	text-decoration-thickness: 1px;
	transition: text-decoration-color .2s;
}
.cdrb .cdrb-tile-btn:hover .cdrb-tile-name { text-decoration-color: var(--cdrb-gold); }
.cdrb-tile-price { display: block; color: var(--cdrb-mute); font-size: .9375rem; }

/* ---------- configurator ---------- */

.cdrb-crumbs { display: flex; align-items: center; gap: 10px; margin: 0 0 28px; font-size: .9375rem; color: var(--cdrb-mute); }
.cdrb .cdrb-back { color: var(--cdrb-ink); text-decoration: underline; text-underline-offset: 3px; }
.cdrb .cdrb-back:hover { color: var(--cdrb-gold-text); }
.cdrb-crumb-sep { color: var(--cdrb-line); }

.cdrb-config-layout {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: 32px;
}
@media (min-width: 900px) {
	.cdrb-config-layout { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 64px; align-items: start; }
	.cdrb-gallery { position: sticky; top: 32px; }
}

.cdrb-stage {
	aspect-ratio: 1 / 1;
	background: var(--cdrb-mist);
	display: grid;
	place-items: center;
	overflow: hidden;
}
.cdrb-stage img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; animation: cdrb-fade .35s ease; }
.cdrb-stage-placeholder { width: 34%; }
.cdrb-stage-placeholder .cdrb-stone { width: 100%; height: auto; }
@keyframes cdrb-fade { from { opacity: .35; } to { opacity: 1; } }

.cdrb .cdrb-thumbs { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
.cdrb .cdrb-thumb {
	width: 72px;
	height: 72px;
	background: var(--cdrb-mist);
	border: 1px solid transparent;
	display: block;
}
.cdrb .cdrb-thumb img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: multiply; }
.cdrb .cdrb-thumb[aria-pressed="true"] { border-color: var(--cdrb-ink); }

.cdrb .cdrb-name {
	font-family: var(--cdrb-serif);
	font-weight: 400;
	font-size: clamp(1.9rem, 1.5rem + 1.4vw, 2.6rem);
	line-height: 1.1;
	margin: 0 0 10px;
	color: var(--cdrb-ink);
	text-transform: none;
	letter-spacing: -0.01em;
}
.cdrb .cdrb-name:focus { outline: none; }

.cdrb-price { font-size: 1.375rem; margin-bottom: 20px; min-height: 2rem; font-variant-numeric: lining-nums tabular-nums; }
.cdrb-price del { color: var(--cdrb-mute); font-size: 1rem; margin-right: 6px; }
.cdrb-price small { display: block; font-size: .9375rem; color: var(--cdrb-mute); margin-top: 4px; }

.cdrb-desc { color: var(--cdrb-mute); margin-bottom: 8px; max-width: 34rem; }
.cdrb-desc p + p { margin-top: .75em; }

/* Option groups */
.cdrb-group { padding: 22px 0 24px; border-top: 1px solid var(--cdrb-line); }
.cdrb-group-label { font-weight: 600; font-size: .9375rem; margin-bottom: 14px; }
.cdrb-group-value { font-weight: 400; color: var(--cdrb-mute); margin-left: 10px; }

.cdrb .cdrb-options { display: flex; flex-wrap: wrap; gap: 8px; }

/* Shapes: the stone drawings are the centrepiece of the page. */
.cdrb .cdrb-kind-shape .cdrb-options {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(78px, 1fr));
	gap: 6px;
}
.cdrb .cdrb-kind-shape .cdrb-opt {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 8px;
	padding: 14px 6px 10px;
	border: 1px solid transparent;
	font-size: .8125rem;
	color: var(--cdrb-mute);
	transition: border-color .15s, color .15s;
}
.cdrb-stone { width: 52px; height: 52px; overflow: visible; }
.cdrb-stone > * , .cdrb-stone .cdrb-facet > * {
	fill: none;
	stroke: currentColor;
	stroke-width: 1.15;
	stroke-linejoin: round;
	vector-effect: non-scaling-stroke;
}
.cdrb-stone .cdrb-facet > * { stroke-width: .7; opacity: .55; }
.cdrb .cdrb-kind-shape .cdrb-opt .cdrb-stone { color: #8a93a1; transition: color .15s, transform .25s; }
.cdrb .cdrb-kind-shape .cdrb-opt:hover .cdrb-stone { color: var(--cdrb-ink); }
.cdrb .cdrb-kind-shape .cdrb-opt[aria-checked="true"] { border-color: var(--cdrb-ink); color: var(--cdrb-ink); }
.cdrb .cdrb-kind-shape .cdrb-opt[aria-checked="true"] .cdrb-stone { color: var(--cdrb-ink); transform: scale(1.08); }
.cdrb .cdrb-kind-shape .cdrb-opt[aria-checked="true"] .cdrb-stone > :first-child { fill: var(--cdrb-ice); }

/* Metal swatches */
.cdrb .cdrb-kind-metal .cdrb-opt {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	padding: 6px 14px 6px 6px;
	border: 1px solid var(--cdrb-line);
	border-radius: 999px;
	font-size: .9375rem;
}
.cdrb-swatch {
	width: 26px;
	height: 26px;
	border-radius: 50%;
	box-shadow: inset 0 0 0 1px rgba(31, 38, 51, .12);
}
.cdrb-swatch.is-yellow { background: linear-gradient(135deg, #f6e2a9 0%, #d6b05c 48%, #b38b3a 100%); }
.cdrb-swatch.is-rose { background: linear-gradient(135deg, #f5d3c6 0%, #dba08c 50%, #b97b67 100%); }
.cdrb-swatch.is-white { background: linear-gradient(135deg, #fbfbfc 0%, #d9dde2 50%, #aeb4bc 100%); }
.cdrb-swatch.is-black { background: linear-gradient(135deg, #6b6f76 0%, #2d3036 100%); }
.cdrb-swatch.is-neutral { background: var(--cdrb-mist); }
.cdrb .cdrb-kind-metal .cdrb-opt[aria-checked="true"] { border-color: var(--cdrb-ink); box-shadow: inset 0 0 0 1px var(--cdrb-ink); }

/* Carat and anything else: plain pills */
.cdrb .cdrb-kind-carat .cdrb-opt,
.cdrb .cdrb-kind-other .cdrb-opt {
	min-width: 64px;
	padding: 9px 16px;
	border: 1px solid var(--cdrb-line);
	text-align: center;
	font-size: .9375rem;
	font-variant-numeric: lining-nums;
}
.cdrb .cdrb-kind-carat .cdrb-opt[aria-checked="true"],
.cdrb .cdrb-kind-other .cdrb-opt[aria-checked="true"] {
	background: var(--cdrb-ink);
	border-color: var(--cdrb-ink);
	color: #fff;
}

.cdrb .cdrb-opt:hover { border-color: var(--cdrb-ink); }
.cdrb .cdrb-opt.is-unavailable:not([aria-checked="true"]) .cdrb-opt-text { text-decoration: line-through; text-decoration-color: var(--cdrb-mute); }
.cdrb .cdrb-opt.is-unavailable:not([aria-checked="true"]) { opacity: .55; }

/* Summary */
.cdrb .cdrb-summary {
	margin: 0;
	padding: 20px 0 4px;
	border-top: 1px solid var(--cdrb-line);
	font-size: .9375rem;
}
.cdrb-summary > div { display: flex; justify-content: space-between; gap: 16px; padding: 3px 0; }
.cdrb .cdrb-summary dt { color: var(--cdrb-mute); font-weight: 400; margin: 0; }
.cdrb .cdrb-summary dd { margin: 0; text-align: right; }

/* Add to bag */
.cdrb-actions { padding-top: 20px; }
.cdrb .cdrb-add {
	display: block;
	width: 100%;
	padding: 17px 24px;
	background: var(--cdrb-ink);
	color: #fff;
	font-size: 1rem;
	font-weight: 500;
	text-align: center;
	border: 1px solid var(--cdrb-ink);
	transition: background-color .2s, color .2s;
}
.cdrb .cdrb-add:hover:not(:disabled),
.cdrb .cdrb-add:focus-visible { background: var(--cdrb-gold-text); border-color: var(--cdrb-gold-text); color: #fff; }
.cdrb .cdrb-add:disabled { background: var(--cdrb-mist); border-color: var(--cdrb-line); color: var(--cdrb-mute); cursor: not-allowed; }
.cdrb .cdrb-add.is-busy { cursor: progress; }

.cdrb-message { margin-top: 14px; font-size: .9375rem; min-height: 1.5em; }
.cdrb-message.is-error { color: var(--cdrb-danger); }
.cdrb-message.is-success { display: flex; flex-wrap: wrap; gap: 4px 16px; }
.cdrb-message.is-success a {
	color: var(--cdrb-ink);
	font-weight: 600;
	text-decoration: underline;
	text-underline-offset: 3px;
}
.cdrb-message.is-success a:hover { color: var(--cdrb-gold-text); }

@media (max-width: 599px) {
	.cdrb .cdrb-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px 14px; }
	.cdrb-tile-name { font-size: 1.1rem; }
	.cdrb .cdrb-thumb { width: 60px; height: 60px; }
	.cdrb .cdrb-kind-shape .cdrb-options { grid-template-columns: repeat(auto-fill, minmax(68px, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
	.cdrb *, .cdrb *::before, .cdrb *::after { animation: none !important; transition: none !important; }
}