/**
 * Aurum — Gold Price Calculator (front-end styles).
 * Scoped under .gpc-wrap so it never fights the host theme.
 */

.gpc-wrap {
	--gpc-accent: #e6007e;
	--gpc-accent-soft: color-mix( in srgb, var( --gpc-accent ) 16%, transparent );
	--gpc-radius: 20px;
	--gpc-radius-sm: 12px;

	/* Light theme tokens (default) — Beauty Lies Truth palette. */
	--gpc-bg: #ffffff;
	--gpc-bg-2: #f7f8f9;
	--gpc-surface: rgba( 255, 255, 255, 0.75 );
	--gpc-border: rgba( 42, 46, 48, 0.12 );
	--gpc-text: #2a2e30;
	--gpc-muted: #6c7176;
	--gpc-shadow: 0 24px 60px -22px rgba( 42, 46, 48, 0.30 );
	--gpc-ring: rgba( 42, 46, 48, 0.05 );

	box-sizing: border-box;
	max-width: 640px;
	margin: 0 auto;
	color: var( --gpc-text );
	/* Prefers the site's brand font (Jost) when the theme loads it; otherwise a clean system sans. */
	font-family: "Jost", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	font-size: 16px;
	line-height: 1.45;
	-webkit-font-smoothing: antialiased;
	container-type: inline-size;
}

.gpc-wrap *,
.gpc-wrap *::before,
.gpc-wrap *::after {
	box-sizing: border-box;
}

/* ---- Dark theme — Beauty Lies Truth charcoal ---- */
.gpc-theme-dark {
	--gpc-bg: #32373c;
	--gpc-bg-2: #24282c;
	--gpc-surface: rgba( 255, 255, 255, 0.055 );
	--gpc-border: rgba( 255, 255, 255, 0.11 );
	--gpc-text: #f2f4f5;
	--gpc-muted: #a7adb2;
	--gpc-shadow: 0 30px 70px -24px rgba( 0, 0, 0, 0.72 );
	--gpc-ring: rgba( 255, 255, 255, 0.05 );
}

@media ( prefers-color-scheme: dark ) {
	.gpc-theme-auto {
		--gpc-bg: #32373c;
		--gpc-bg-2: #24282c;
		--gpc-surface: rgba( 255, 255, 255, 0.055 );
		--gpc-border: rgba( 255, 255, 255, 0.11 );
		--gpc-text: #f2f4f5;
		--gpc-muted: #a7adb2;
		--gpc-shadow: 0 30px 70px -24px rgba( 0, 0, 0, 0.72 );
		--gpc-ring: rgba( 255, 255, 255, 0.05 );
	}
}

/* ---- Card ---- */
.gpc-card {
	position: relative;
	padding: 28px;
	border-radius: var( --gpc-radius );
	background-color: var( --gpc-bg-2 );
	background-image:
		radial-gradient( 120% 120% at 100% 0%, var( --gpc-accent-soft ) 0%, transparent 42% ),
		linear-gradient( 180deg, var( --gpc-bg ) 0%, var( --gpc-bg-2 ) 100% );
	border: 1px solid var( --gpc-border );
	box-shadow: var( --gpc-shadow ), inset 0 1px 0 var( --gpc-ring );
	overflow: hidden;
}

.gpc-card::before {
	/* Thin gold hairline along the top edge. */
	content: "";
	position: absolute;
	inset: 0 0 auto 0;
	height: 3px;
	background-image: linear-gradient( 90deg, transparent, var( --gpc-accent ), transparent );
	opacity: 0.8;
}

/* ---- Header ---- */
.gpc-header {
	display: flex;
	flex-wrap: wrap;
	gap: 18px;
	align-items: flex-start;
	justify-content: space-between;
	margin-bottom: 22px;
}

.gpc-title {
	margin: 0 0 4px;
	font-size: 1.5rem;
	font-weight: 700;
	letter-spacing: -0.02em;
	color: var( --gpc-text );
}

.gpc-subtitle {
	margin: 0;
	color: var( --gpc-muted );
	font-size: 0.94rem;
	max-width: 34ch;
}

.gpc-spot {
	display: flex;
	flex-direction: column;
	align-items: flex-end;
	text-align: right;
	padding: 10px 14px;
	border-radius: var( --gpc-radius-sm );
	background-color: var( --gpc-surface );
	border: 1px solid var( --gpc-border );
	backdrop-filter: blur( 8px );
	-webkit-backdrop-filter: blur( 8px );
	min-width: 165px;
}

.gpc-spot-label {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	font-size: 0.72rem;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: var( --gpc-muted );
	font-weight: 600;
}

.gpc-live-dot {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: #22c55e;
	box-shadow: 0 0 0 0 rgba( 34, 197, 94, 0.55 );
	animation: gpc-pulse 2s infinite;
}

@keyframes gpc-pulse {
	0% { box-shadow: 0 0 0 0 rgba( 34, 197, 94, 0.5 ); }
	70% { box-shadow: 0 0 0 7px rgba( 34, 197, 94, 0 ); }
	100% { box-shadow: 0 0 0 0 rgba( 34, 197, 94, 0 ); }
}

.gpc-spot-price {
	font-size: 1.32rem;
	font-weight: 700;
	letter-spacing: -0.01em;
	font-variant-numeric: tabular-nums;
	margin: 2px 0;
}

.gpc-spot-price small {
	font-size: 0.66rem;
	color: var( --gpc-muted );
	font-weight: 600;
}

.gpc-spot-updated {
	font-size: 0.7rem;
	color: var( --gpc-muted );
}

.gpc-stale { color: #f59e0b; }

/* ---- Live price-per-unit strip ---- */
.gpc-rates {
	display: grid;
	grid-template-columns: repeat( 4, 1fr );
	gap: 8px;
	margin-bottom: 22px;
}

.gpc-rate {
	display: flex;
	flex-direction: column;
	gap: 2px;
	padding: 10px 12px;
	border-radius: var( --gpc-radius-sm );
	background-color: var( --gpc-surface );
	border: 1px solid var( --gpc-border );
	text-align: center;
}

.gpc-rate-label {
	font-size: 0.66rem;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	font-weight: 600;
	color: var( --gpc-muted );
}

.gpc-rate-value {
	font-size: 0.98rem;
	font-weight: 700;
	color: var( --gpc-text );
	font-variant-numeric: tabular-nums;
}

/* ---- Fields ---- */
.gpc-field { margin-bottom: 18px; }

.gpc-label {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 8px;
	font-size: 0.78rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: var( --gpc-muted );
	margin-bottom: 9px;
}

/* ---- Karat pills ---- */
.gpc-karats {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}

.gpc-karat {
	flex: 1 1 auto;
	min-width: 62px;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 1px;
	padding: 10px 6px;
	border-radius: var( --gpc-radius-sm );
	border-width: 1.5px;
	border-style: solid;
	border-color: var( --gpc-border );
	background-color: var( --gpc-surface );
	color: var( --gpc-text );
	cursor: pointer;
	font: inherit;
	transition: transform 0.12s ease, border-color 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}

.gpc-karat:hover {
	transform: translateY( -1px );
	border-color: color-mix( in srgb, var( --gpc-accent ) 45%, var( --gpc-border ) );
}

.gpc-karat:focus-visible {
	outline: none;
	box-shadow: 0 0 0 3px var( --gpc-accent-soft );
}

.gpc-karat.is-active {
	border-color: var( --gpc-accent );
	background-image: linear-gradient( 180deg, var( --gpc-accent-soft ), transparent );
	box-shadow: 0 8px 20px -12px var( --gpc-accent );
}

.gpc-karat-k {
	font-weight: 700;
	font-size: 1rem;
	letter-spacing: -0.01em;
}

.gpc-karat.is-active .gpc-karat-k { color: var( --gpc-accent ); }

.gpc-karat-p {
	font-size: 0.68rem;
	color: var( --gpc-muted );
	font-variant-numeric: tabular-nums;
}

/* ---- Item rows ---- */
.gpc-item {
	display: grid;
	grid-template-columns: 1fr auto auto;
	gap: 14px;
	align-items: end;
	padding: 14px;
	border-radius: var( --gpc-radius-sm );
	background-color: var( --gpc-surface );
	border: 1px solid var( --gpc-border );
	margin-bottom: 10px;
	animation: gpc-row-in 0.28s ease;
}

@keyframes gpc-row-in {
	from { opacity: 0; transform: translateY( -6px ); }
	to { opacity: 1; transform: translateY( 0 ); }
}

.gpc-field-weight { margin-bottom: 0; }

.gpc-weight-group {
	display: flex;
	border-radius: var( --gpc-radius-sm );
	border-width: 1.5px;
	border-style: solid;
	border-color: var( --gpc-border );
	background-color: var( --gpc-bg );
	overflow: hidden;
	transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.gpc-weight-group:focus-within {
	border-color: var( --gpc-accent );
	box-shadow: 0 0 0 3px var( --gpc-accent-soft );
}

.gpc-weight {
	flex: 1 1 auto;
	width: 100%;
	min-width: 0;
	border: 0;
	background: transparent;
	padding: 12px 14px;
	font: inherit;
	font-size: 1.05rem;
	font-weight: 600;
	color: var( --gpc-text );
	font-variant-numeric: tabular-nums;
}

.gpc-weight:focus { outline: none; }

/* Hide number spinners for a cleaner look. */
.gpc-weight::-webkit-outer-spin-button,
.gpc-weight::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.gpc-weight { -moz-appearance: textfield; }

.gpc-unit {
	border: 0;
	border-left: 1.5px solid var( --gpc-border );
	background-color: var( --gpc-bg-2 );
	padding: 0 34px 0 12px;
	font: inherit;
	font-size: 0.86rem;
	font-weight: 600;
	color: var( --gpc-text );
	cursor: pointer;
	-webkit-appearance: none;
	appearance: none;
	background-image: url( "data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238a94a3' stroke-width='1.6' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E" );
	background-repeat: no-repeat;
	background-position: right 12px center;
}

.gpc-unit:focus { outline: none; }

.gpc-item-value {
	display: flex;
	flex-direction: column;
	align-items: flex-end;
	text-align: right;
	white-space: nowrap;
}

.gpc-item-value-label {
	font-size: 0.68rem;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: var( --gpc-muted );
	font-weight: 600;
}

.gpc-item-value-amount {
	font-size: 1.05rem;
	font-weight: 700;
	font-variant-numeric: tabular-nums;
	color: var( --gpc-text );
}

.gpc-remove {
	display: inline-grid;
	place-items: center;
	width: 34px;
	height: 34px;
	border-radius: 50%;
	border: 1px solid var( --gpc-border );
	background-color: var( --gpc-bg );
	color: var( --gpc-muted );
	cursor: pointer;
	transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.gpc-remove:hover {
	color: #ef4444;
	border-color: color-mix( in srgb, #ef4444 40%, var( --gpc-border ) );
	background-color: color-mix( in srgb, #ef4444 8%, transparent );
}

.gpc-items.gpc-single .gpc-remove { opacity: 0.35; }

/* ---- Add button ---- */
.gpc-add {
	display: inline-flex;
	align-items: center;
	gap: 7px;
	margin: 2px 0 18px;
	padding: 9px 15px;
	border-radius: 999px;
	border: 1.5px dashed color-mix( in srgb, var( --gpc-accent ) 55%, var( --gpc-border ) );
	background: transparent;
	color: var( --gpc-text );
	font: inherit;
	font-size: 0.86rem;
	font-weight: 600;
	cursor: pointer;
	transition: background 0.15s ease, border-color 0.15s ease;
}

.gpc-add:hover {
	background-color: var( --gpc-accent-soft );
	border-color: var( --gpc-accent );
}

.gpc-add svg { color: var( --gpc-accent ); }

/* ---- Payout slider ---- */
.gpc-payout-field { margin-top: 4px; }

.gpc-payout-value {
	color: var( --gpc-accent );
	font-size: 0.95rem;
	font-weight: 700;
	text-transform: none;
	letter-spacing: 0;
}

.gpc-payout-range {
	-webkit-appearance: none;
	appearance: none;
	width: 100%;
	height: 8px;
	border-radius: 999px;
	background-color: var( --gpc-border );
	background-image: linear-gradient( 90deg, var( --gpc-accent ) var( --gpc-range-fill, 80% ), var( --gpc-border ) var( --gpc-range-fill, 80% ) );
	cursor: pointer;
}

.gpc-payout-range::-webkit-slider-thumb {
	-webkit-appearance: none;
	appearance: none;
	width: 22px;
	height: 22px;
	border-radius: 50%;
	background: #fff;
	border: 3px solid var( --gpc-accent );
	box-shadow: 0 4px 12px -3px rgba( 0, 0, 0, 0.4 );
	cursor: pointer;
}

.gpc-payout-range::-moz-range-thumb {
	width: 22px;
	height: 22px;
	border-radius: 50%;
	background: #fff;
	border: 3px solid var( --gpc-accent );
	box-shadow: 0 4px 12px -3px rgba( 0, 0, 0, 0.4 );
	cursor: pointer;
}

.gpc-payout-hint {
	margin: 8px 0 0;
	font-size: 0.78rem;
	color: var( --gpc-muted );
}

/* ---- Total ---- */
.gpc-total {
	margin-top: 22px;
	padding: 20px 22px;
	border-radius: var( --gpc-radius-sm );
	background-color: var( --gpc-surface );
	background-image:
		radial-gradient( 140% 160% at 0% 0%, var( --gpc-accent-soft ), transparent 55% );
	border: 1px solid color-mix( in srgb, var( --gpc-accent ) 30%, var( --gpc-border ) );
}

.gpc-total-inner {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 12px;
}

.gpc-total-label {
	font-size: 0.82rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: var( --gpc-muted );
}

.gpc-total-amount {
	font-size: 2.1rem;
	font-weight: 800;
	letter-spacing: -0.02em;
	color: var( --gpc-text );
	font-variant-numeric: tabular-nums;
	line-height: 1.1;
}

.gpc-total-melt {
	display: flex;
	align-items: baseline;
	justify-content: space-between;
	gap: 12px;
	margin-top: 8px;
	padding-top: 10px;
	border-top: 1px dashed var( --gpc-border );
	font-size: 0.85rem;
	color: var( --gpc-muted );
	font-variant-numeric: tabular-nums;
}

/* ---- Disclaimer ---- */
.gpc-disclaimer {
	margin: 16px 2px 0;
	font-size: 0.74rem;
	line-height: 1.5;
	color: var( --gpc-muted );
	opacity: 0.85;
}

/* ---- Responsive ---- */
@container ( max-width: 480px ) {
	.gpc-card { padding: 20px; }
	.gpc-header { gap: 12px; }
	.gpc-spot { width: 100%; align-items: flex-start; text-align: left; }
	.gpc-rates { grid-template-columns: repeat( 2, 1fr ); }
	.gpc-item {
		grid-template-columns: 1fr auto;
		grid-template-areas:
			"weight remove"
			"value  value";
	}
	.gpc-field-weight { grid-area: weight; }
	.gpc-remove { grid-area: remove; align-self: center; }
	.gpc-item-value {
		grid-area: value;
		flex-direction: row;
		align-items: center;
		justify-content: space-between;
		padding-top: 10px;
		border-top: 1px dashed var( --gpc-border );
	}
	.gpc-total-amount { font-size: 1.7rem; }
}

/* Fallback for browsers without container queries. */
@media ( max-width: 480px ) {
	.gpc-card { padding: 20px; }
	.gpc-total-amount { font-size: 1.7rem; }
}

@media ( prefers-reduced-motion: reduce ) {
	.gpc-live-dot,
	.gpc-karat,
	.gpc-item { animation: none; transition: none; }
}