.spr-visualizer {
	--spr-gold: #e0a84a;
	--spr-gold-deep: #c4892a;
	--spr-ink: #2b2b2b;
	--spr-muted: #5c574e;
	--spr-paper: #fffdf8;
	--spr-line: #ead9b3;
	--spr-shadow: 0 12px 40px rgba(80, 55, 10, 0.12);
	color: var(--spr-ink);
	font-family: Georgia, "Times New Roman", serif;
	margin: 1.5rem 0 3rem;
}

.spr-visualizer__heading {
	font-size: clamp(1.6rem, 3vw, 2.2rem);
	margin: 0 0 0.5rem;
	font-weight: 600;
}

.spr-visualizer__lede,
.spr-visualizer__seo p {
	font-family: system-ui, -apple-system, Segoe UI, sans-serif;
	color: var(--spr-muted);
	line-height: 1.55;
}

.spr-visualizer__layout {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(280px, 22rem);
	gap: 0.85rem;
	align-items: start;
}

.spr-visualizer__stage,
.spr-visualizer__controls,
.spr-visualizer__seo,
.spr-visualizer__dialog {
	background: var(--spr-paper);
	border: 1px solid var(--spr-line);
	border-radius: 16px;
	box-shadow: var(--spr-shadow);
}

.spr-visualizer__stage {
	padding: 0.65rem;
}

.spr-visualizer__canvas-wrap {
	position: relative;
	width: 100%;
	height: min(70vh, 640px);
	min-height: 320px;
	border-radius: 12px;
	overflow: hidden;
	background: linear-gradient(#9ec9ea, #cfe7c2 55%, #7aa35a);
}

.spr-visualizer__canvas {
	display: block;
	width: 100%;
	height: 100%;
	touch-action: none;
}

.spr-visualizer__fallback {
	position: absolute;
	inset: 0;
	display: grid;
	place-items: center;
	margin: 0;
	padding: 1.5rem;
	background: rgba(255, 253, 248, 0.92);
	text-align: center;
	font-family: system-ui, sans-serif;
}

.spr-visualizer__fallback[hidden] {
	display: none;
}

.spr-visualizer__caption {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

.spr-visualizer__stage-actions,
.spr-form__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 0.6rem;
}

.spr-visualizer__stage-actions {
	margin-top: 0.55rem;
}

.spr-visualizer__controls {
	padding: 1rem;
	display: grid;
	gap: 0.85rem;
}

.spr-field {
	display: grid;
	gap: 0.35rem;
	font-family: system-ui, sans-serif;
	font-size: 0.92rem;
}

.spr-visualizer__hint {
	margin: 0.35rem 0 0;
	font-family: system-ui, -apple-system, Segoe UI, sans-serif;
	font-size: 0.85rem;
	color: var(--spr-gold-deep);
}

.spr-piece-toggle {
	position: absolute;
	top: 0.65rem;
	right: 0.65rem;
	z-index: 2;
	width: 42px;
	height: 42px;
	border: 0;
	border-radius: 50%;
	background: var(--spr-gold);
	color: #2b210c;
	box-shadow: var(--spr-shadow);
	cursor: pointer;
	font-family: system-ui, sans-serif;
	font-size: 1.6rem;
	line-height: 1;
}

.spr-piece-toggle[aria-expanded="true"] {
	background: var(--spr-ink);
	color: #fff;
}

.spr-piece-toggle__icon {
	display: block;
	margin-top: -2px;
}

.spr-visualizer .screen-reader-text {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	border: 0;
}

.spr-piece-panel {
	position: absolute;
	top: 3.5rem;
	right: 0.65rem;
	z-index: 3;
	width: min(280px, calc(100% - 1.3rem));
	max-height: min(440px, 72%);
	overflow: auto;
	background: var(--spr-paper);
	border: 1px solid var(--spr-line);
	border-radius: 14px;
	box-shadow: var(--spr-shadow);
	padding: 0.75rem;
	font-family: system-ui, sans-serif;
}

.spr-piece-panel__title {
	margin: 0;
	font-weight: 700;
	font-size: 0.95rem;
}

.spr-piece-menu,
.spr-piece-submenu {
	display: grid;
	gap: 0.35rem;
	margin-top: 0.7rem;
}

.spr-piece-menu[hidden],
.spr-piece-submenu[hidden] {
	display: none;
}

.spr-piece-category,
.spr-piece-back {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.5rem;
	width: 100%;
	text-align: left;
	background: #fff;
	border: 1px solid var(--spr-line);
	border-radius: 8px;
	padding: 0.65rem 0.7rem;
	min-height: 2.75rem;
	font: inherit;
	font-size: 0.92rem;
	font-weight: 650;
	cursor: pointer;
	color: var(--spr-ink);
}

.spr-piece-back {
	justify-content: flex-start;
	color: var(--spr-muted);
	background: transparent;
}

.spr-piece-category__mark,
.spr-piece-back__mark {
	color: var(--spr-gold-deep);
	font-size: 1.25rem;
	line-height: 1;
}

.spr-piece-submenu__label {
	margin: 0.1rem 0 0;
	font-size: 0.72rem;
	letter-spacing: 0.04em;
	text-transform: uppercase;
	color: var(--spr-muted);
}

.spr-piece-list {
	display: grid;
	gap: 0.3rem;
}

.spr-piece-list button {
	text-align: left;
	background: #fff;
	border: 1px solid var(--spr-line);
	border-radius: 8px;
	padding: 0.4rem 0.55rem;
	font: inherit;
	font-size: 0.84rem;
	cursor: pointer;
	color: var(--spr-ink);
}

.spr-piece-category:hover,
.spr-piece-back:hover,
.spr-piece-list button:hover {
	border-color: var(--spr-gold-deep);
}

.spr-field span {
	font-weight: 650;
}

.spr-field select,
.spr-field input,
.spr-field textarea {
	width: 100%;
	border: 1px solid var(--spr-line);
	border-radius: 8px;
	padding: 0.5rem 0.6rem;
	font: inherit;
	background: #fff;
}

.spr-field input[type="range"] {
	padding: 0;
	accent-color: var(--spr-gold);
}

.spr-btn {
	border: 0;
	border-radius: 999px;
	padding: 0.65rem 1.1rem;
	font-family: system-ui, sans-serif;
	font-weight: 650;
	cursor: pointer;
}

.spr-btn--primary {
	background: var(--spr-gold);
	color: #2b210c;
}

.spr-btn--primary:hover {
	background: var(--spr-gold-deep);
	color: #fff;
}

.spr-btn:disabled {
	opacity: 0.45;
	cursor: not-allowed;
}

.spr-btn--ghost {
	background: transparent;
	border: 1px solid var(--spr-line);
	color: var(--spr-ink);
}

.spr-btn--ghost[aria-pressed="true"] {
	background: var(--spr-ink);
	color: #fff;
	border-color: var(--spr-ink);
}

.spr-visualizer__dialog {
	border: 0;
	padding: 1.25rem;
	width: min(440px, calc(100% - 2rem));
}

.spr-visualizer__dialog::backdrop {
	background: rgba(30, 24, 10, 0.45);
}

.spr-form {
	display: grid;
	gap: 0.75rem;
}

.spr-form h3 {
	margin: 0;
}

.spr-form p {
	margin: 0;
	font-family: system-ui, sans-serif;
	color: var(--spr-muted);
	font-size: 0.92rem;
}

.spr-form__status {
	padding: 0.5rem 0.65rem;
	border-radius: 8px;
	background: #eef7e8;
	color: #215c21;
}

.spr-form__status.is-error {
	background: #fdecec;
	color: #8a1f1f;
}

.spr-visualizer__seo {
	margin-top: 1.25rem;
	padding: 1.15rem 1.25rem;
}

.spr-visualizer__seo h3 {
	margin: 0 0 0.4rem;
	font-size: 1.15rem;
}

@media (min-width: 900px) {
	.spr-visualizer,
	.is-layout-constrained > .spr-visualizer,
	.wp-block-post-content.is-layout-constrained > .spr-visualizer {
		width: min(1440px, calc(100vw - 3rem));
		max-width: min(1440px, calc(100vw - 3rem));
	}
}

@media (max-width: 899px) {
	.spr-visualizer__layout {
		grid-template-columns: 1fr;
	}

	.spr-visualizer__canvas-wrap {
		height: 50vh;
	}
}