/* ==========================================================================
   Studio Ring Builder
   Refined, luxury aesthetic: dark studio panel, gold accents, metal swatches.
   All selectors are namespaced under .srb to avoid clashing with the theme.
   ========================================================================== */

.srb {
	--srb-bg: #f7f4ee;
	--srb-panel: #ffffff;
	--srb-line: rgba(40,32,24,.14);
	--srb-text: #2a2723;
	--srb-muted: #8a8279;
	--srb-gold: #b08d57;            /* accent — change just this line to match your brand */
	--srb-gold-soft: rgba(176,141,87,.14);
	--srb-card: #ffffff;
	--srb-card-ink: #1a1a1a;
	--srb-radius: 14px;
	--srb-serif: "Cormorant Garamond", "Playfair Display", Georgia, "Times New Roman", serif;

	color: var(--srb-text);
	background: var(--srb-bg);
	border-radius: var(--srb-radius);
	padding: clamp(20px, 4vw, 48px);
	max-width: 1280px;
	margin: 0 auto;
	font-size: 15px;
	line-height: 1.5;
	box-sizing: border-box;
}
.srb *, .srb *::before, .srb *::after { box-sizing: border-box; }

/* Force inactive step panels to stay hidden even if the theme styles <section>. */
.srb-panel[hidden] { display: none !important; }
/* Light-theme tweaks */
.srb-chip:hover { border-color: rgba(40,32,24,.30) !important; }
.srb-skeleton { background: #ece7dd !important; }

/* ---- Header ---- */
.srb-head { text-align: center; margin-bottom: 30px; }
.srb-title {
	font-family: var(--srb-serif);
	font-weight: 500;
	font-style: italic;
	font-size: clamp(28px, 4vw, 42px);
	letter-spacing: .01em;
	margin: 0 0 8px;
	color: var(--srb-text);
}
.srb-sub { color: var(--srb-muted); margin: 0; font-size: 14px; }
.srb-sub strong { color: var(--srb-text); }
.srb-sub em { font-family: var(--srb-serif); font-size: 1.1em; }

/* ---- Stepper ---- */
.srb-steps {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 8px;
	border-top: 1px solid var(--srb-line);
	border-bottom: 1px solid var(--srb-line);
	margin-bottom: 28px;
}
.srb-step {
	display: flex; align-items: center; gap: 14px;
	background: none; border: 0; cursor: pointer;
	padding: 22px 10px; color: var(--srb-muted);
	font: inherit; text-align: left;
	border-bottom: 2px solid transparent;
	transition: color .2s ease, border-color .2s ease;
}
.srb-step:hover { color: var(--srb-text); }
.srb-step.is-active { color: var(--srb-text); border-bottom-color: var(--srb-gold); }
.srb-step.is-done .srb-step-num { background: var(--srb-gold); color: #1a1a1a; border-color: var(--srb-gold); }
.srb-step-num {
	flex: 0 0 auto;
	width: 34px; height: 34px; border-radius: 50%;
	display: grid; place-items: center;
	border: 1px solid var(--srb-line);
	font-family: var(--srb-serif); font-size: 18px;
}
.srb-step.is-active .srb-step-num { border-color: var(--srb-gold); color: var(--srb-gold); }
.srb-step-label { font-size: 13px; text-transform: uppercase; letter-spacing: .08em; }
.srb-step-label strong { display: block; font-family: var(--srb-serif); font-size: 19px; text-transform: none; letter-spacing: 0; font-weight: 500; }

/* ---- Tray (running selection) ---- */
.srb-tray {
	display: flex; flex-wrap: wrap; gap: 18px; align-items: center;
	background: var(--srb-panel);
	border: 1px solid var(--srb-line);
	border-radius: 10px;
	padding: 14px 20px; margin-bottom: 24px;
}
.srb-tray-slot { display: flex; flex-direction: column; min-width: 120px; }
.srb-tray-total { margin-left: auto; text-align: right; }
.srb-tray-label { font-size: 11px; text-transform: uppercase; letter-spacing: .1em; color: var(--srb-muted); }
.srb-tray-value { font-family: var(--srb-serif); font-size: 18px; }
.srb-tray-total .srb-tray-value { color: var(--srb-gold); }

/* ---- Filters ---- */
.srb-filters { display: grid; gap: 22px; margin-bottom: 24px; }
.srb-fgroup-title { font-size: 12px; text-transform: uppercase; letter-spacing: .12em; color: var(--srb-muted); margin: 0 0 12px; }
.srb-chips { display: flex; flex-wrap: wrap; gap: 10px; }

.srb-chip {
	display: inline-flex; flex-direction: column; align-items: center; gap: 6px;
	min-width: 64px; padding: 12px 14px;
	background: transparent; border: 1px solid var(--srb-line); border-radius: 10px;
	color: var(--srb-muted); cursor: pointer; font: inherit; font-size: 12px;
	transition: border-color .15s ease, color .15s ease, background .15s ease;
}
.srb-chip:hover { color: var(--srb-text); border-color: rgba(255,255,255,.28); }
.srb-chip.is-active { color: var(--srb-text); border-color: var(--srb-gold); background: var(--srb-gold-soft); }
.srb-chip-ico { width: 26px; height: 26px; display: grid; place-items: center; opacity: .9; }
.srb-chip-ico svg { width: 100%; height: 100%; }

/* metal swatches */
.srb-swatch { width: 30px; height: 30px; border-radius: 50%; border: 2px solid rgba(255,255,255,.25); position: relative; }
.srb-chip.is-active .srb-swatch { box-shadow: 0 0 0 2px var(--srb-gold); }
.srb-swatch[data-metal*="rose"]   { background: linear-gradient(135deg,#e8c0ad,#c98f78); }
.srb-swatch[data-metal*="yellow"] { background: linear-gradient(135deg,#f3d98b,#cda84e); }
.srb-swatch[data-metal*="white"]  { background: linear-gradient(135deg,#f4f4f4,#cfcfcf); }
.srb-swatch[data-metal*="platinum"]{ background: linear-gradient(135deg,#eaeaea,#b9bdc2); }
.srb-swatch-karat { position: absolute; inset: 0; display: grid; place-items: center; font-size: 9px; font-weight: 600; color: #5a4a2a; }

/* price range */
.srb-range { display: flex; align-items: center; gap: 12px; max-width: 420px; }
.srb-range input[type="number"] {
	width: 110px; padding: 9px 10px; border-radius: 8px;
	border: 1px solid var(--srb-line); background: var(--srb-panel); color: var(--srb-text);
	font: inherit;
}
.srb-range span { color: var(--srb-muted); }

/* pill-style grade filters (color/clarity/cut/type) */
.srb-pill {
	padding: 8px 14px; border-radius: 999px; border: 1px solid var(--srb-line);
	background: transparent; color: var(--srb-muted); cursor: pointer; font: inherit; font-size: 13px;
	transition: all .15s ease;
}
.srb-pill:hover { color: var(--srb-text); border-color: rgba(255,255,255,.28); }
.srb-pill.is-active { color: #1a1a1a; background: var(--srb-gold); border-color: var(--srb-gold); }

/* ---- Toolbar ---- */
.srb-toolbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.srb-count { color: var(--srb-muted); font-size: 13px; letter-spacing: .03em; }
.srb-sort { font-size: 12px; color: var(--srb-muted); text-transform: uppercase; letter-spacing: .08em; display: flex; align-items: center; gap: 10px; }
.srb-sort select {
	background: var(--srb-panel); color: var(--srb-text); border: 1px solid var(--srb-line);
	border-radius: 8px; padding: 8px 10px; font: inherit; text-transform: none; letter-spacing: 0;
}

/* ---- Grid + Cards ---- */
.srb-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.srb-card {
	background: var(--srb-card); color: var(--srb-card-ink);
	border-radius: 12px; overflow: hidden; cursor: pointer;
	border: 1px solid transparent; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
	display: flex; flex-direction: column;
}
.srb-card:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(0,0,0,.35); }
.srb-card.is-selected { border-color: var(--srb-gold); box-shadow: 0 0 0 2px var(--srb-gold); }
.srb-card-media { aspect-ratio: 1 / 1; background: #fff; display: grid; place-items: center; }
.srb-card-media img { width: 100%; height: 100%; object-fit: contain; padding: 14px; }
.srb-card-body { padding: 14px 16px 18px; }
.srb-card-name { font-family: var(--srb-serif); font-size: 17px; margin: 0 0 2px; line-height: 1.2; }
.srb-card-sku { font-size: 11px; color: #9a958c; letter-spacing: .06em; margin-bottom: 10px; }
.srb-card-metals { display: flex; gap: 6px; margin-bottom: 10px; }
.srb-card-metals .dot { width: 16px; height: 16px; border-radius: 50%; border: 1px solid rgba(0,0,0,.12); }
.srb-card-price { font-weight: 600; font-size: 15px; }

/* diamond spec line */
.srb-card-spec { font-size: 12px; color: #6b665d; display: flex; flex-wrap: wrap; gap: 6px 10px; margin-bottom: 10px; }
.srb-card-spec span::before { content: ""; }
.srb-tag-type { display: inline-block; font-size: 10px; letter-spacing: .06em; text-transform: uppercase; padding: 2px 8px; border-radius: 999px; background: #efe7d3; color: #7a5e1f; margin-bottom: 8px; }

/* ---- Load more / states ---- */
.srb-loadmore { text-align: center; margin-top: 26px; }
.srb-loadmore button, .srb-btn {
	background: transparent; color: var(--srb-text);
	border: 1px solid var(--srb-gold); border-radius: 999px;
	padding: 12px 28px; cursor: pointer; font: inherit; font-size: 13px;
	letter-spacing: .08em; text-transform: uppercase;
	transition: background .18s ease, color .18s ease;
}
.srb-loadmore button:hover, .srb-btn:hover { background: var(--srb-gold); color: #1a1a1a; }
.srb-btn-primary { background: var(--srb-gold); color: #1a1a1a; border-color: var(--srb-gold); }
.srb-btn-primary:hover { filter: brightness(1.08); }
.srb-btn[disabled] { opacity: .4; cursor: not-allowed; }

.srb-empty, .srb-loading { text-align: center; color: var(--srb-muted); padding: 50px 20px; grid-column: 1 / -1; }
.srb-skeleton { background: var(--srb-panel); border-radius: 12px; aspect-ratio: 3/4; animation: srb-pulse 1.2s ease-in-out infinite; }
@keyframes srb-pulse { 0%,100%{opacity:.5} 50%{opacity:.9} }

/* ---- Complete step ---- */
.srb-review { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; align-items: start; }
.srb-review-card { background: var(--srb-panel); border: 1px solid var(--srb-line); border-radius: 12px; padding: 20px; }
.srb-review-card h4 { font-family: var(--srb-serif); font-size: 20px; margin: 0 0 14px; font-weight: 500; }
.srb-review-row { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px dashed var(--srb-line); font-size: 14px; }
.srb-review-row:last-child { border-bottom: 0; }
.srb-review-row .k { color: var(--srb-muted); }
.srb-review-media { display: flex; gap: 16px; align-items: center; margin-bottom: 16px; }
.srb-review-media img { width: 84px; height: 84px; object-fit: contain; background: var(--srb-card); border-radius: 10px; padding: 6px; }
.srb-summary {
	grid-column: 1 / -1; display: flex; justify-content: space-between; align-items: center;
	background: var(--srb-panel); border: 1px solid var(--srb-gold); border-radius: 12px; padding: 22px 26px; margin-top: 4px;
}
.srb-summary .total-label { font-size: 12px; text-transform: uppercase; letter-spacing: .12em; color: var(--srb-muted); }
.srb-summary .total-value { font-family: var(--srb-serif); font-size: 34px; color: var(--srb-gold); }
.srb-summary-actions { display: flex; gap: 12px; }

.srb-incomplete { grid-column: 1/-1; text-align: center; padding: 40px; color: var(--srb-muted); }

/* metal picker on complete step */
.srb-metal-pick { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 8px; }

/* cart line tag (front-end cart page) */
.srb-cart-tag {
	display: inline-block; font-size: 10px; letter-spacing: .06em; text-transform: uppercase;
	background: #1a1a1a; color: #fff; padding: 2px 7px; border-radius: 4px; margin-right: 6px; vertical-align: middle;
}

/* ---- Responsive ---- */
@media (max-width: 1024px) { .srb-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 768px) {
	.srb-grid { grid-template-columns: repeat(2, 1fr); }
	.srb-step-label { font-size: 0; }
	.srb-step-label strong { font-size: 15px; }
	.srb-review { grid-template-columns: 1fr; }
	.srb-summary { flex-direction: column; gap: 16px; align-items: stretch; text-align: center; }
}
@media (max-width: 480px) { .srb-grid { grid-template-columns: 1fr 1fr; gap: 12px; } }