.msb-builder,
.msb-builder * {
	box-sizing: border-box;
}

.msb-builder {
	--msb-accent: #c9362f;
	--msb-accent-dark: #a72b27;
	--msb-border: #dce1e7;
	--msb-muted: #667085;
	--msb-panel: #f5f7fa;
	--msb-soft: #fafafa;
	--msb-text: #18212f;
	--msb-success: #197057;
	max-width: 1180px;
	margin: 24px auto;
	overflow: clip;
	color: var(--msb-text);
	background: #ffffff;
	border: 1px solid var(--msb-border);
	border-radius: 8px;
	box-shadow: 0 18px 48px rgba(16, 24, 40, 0.08);
}

.msb-builder button,
.msb-builder input,
.msb-builder textarea {
	font: inherit;
}

.msb-form {
	display: flex;
	min-height: 720px;
	flex-direction: column;
}

.msb-header {
	display: flex;
	gap: 20px;
	align-items: flex-start;
	justify-content: space-between;
	padding: 24px;
	border-bottom: 1px solid var(--msb-border);
}

.msb-eyebrow {
	margin: 0 0 6px;
	color: var(--msb-accent);
	font-size: 0.82rem;
	font-weight: 700;
	text-transform: uppercase;
}

.msb-header h2 {
	margin: 0;
	color: var(--msb-text);
	font-size: 1.75rem;
	line-height: 1.16;
}

.msb-header-total {
	min-width: 150px;
	padding: 12px 14px;
	text-align: right;
	background: var(--msb-panel);
	border: 1px solid var(--msb-border);
	border-radius: 8px;
}

.msb-header-total span {
	display: block;
	color: var(--msb-muted);
	font-size: 0.84rem;
}

.msb-header-total strong {
	display: block;
	margin-top: 3px;
	color: var(--msb-text);
	font-size: 1.3rem;
	line-height: 1.15;
}

.msb-progress {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	background: #f8f9fb;
	border-bottom: 1px solid var(--msb-border);
}

.msb-progress button {
	min-height: 52px;
	padding: 10px 12px;
	color: var(--msb-muted);
	font-weight: 700;
	background: transparent;
	border: 0;
	border-right: 1px solid var(--msb-border);
	cursor: pointer;
}

.msb-progress button:last-child {
	border-right: 0;
}

.msb-progress button.is-active {
	color: var(--msb-accent);
	background: #ffffff;
	box-shadow: inset 0 -3px 0 var(--msb-accent);
}

.msb-progress button.is-done {
	color: var(--msb-success);
}

.msb-progress button:disabled {
	cursor: not-allowed;
	opacity: 0.55;
}

.msb-body {
	display: grid;
	min-height: 0;
	flex: 1;
	grid-template-columns: minmax(0, 1fr) 340px;
}

.msb-main {
	padding: 24px;
}

.msb-step {
	animation: msb-step-in 180ms ease-out;
}

.msb-step-heading {
	margin-bottom: 20px;
}

.msb-step-heading p {
	margin: 0 0 4px;
	color: var(--msb-muted);
	font-size: 0.9rem;
	font-weight: 700;
}

.msb-step-heading h3 {
	margin: 0;
	color: var(--msb-text);
	font-size: 1.45rem;
	line-height: 1.2;
}

.msb-model-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
	gap: 12px;
}

.msb-model-card {
	display: flex;
	width: 100%;
	min-height: 188px;
	flex-direction: column;
	justify-content: space-between;
	gap: 14px;
	padding: 16px;
	text-align: left;
	color: var(--msb-text);
	background: #ffffff;
	border: 1px solid var(--msb-border);
	border-radius: 8px;
	cursor: pointer;
	transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.msb-model-card:hover,
.msb-model-card:focus-visible {
	border-color: var(--msb-accent);
	box-shadow: 0 10px 24px rgba(16, 24, 40, 0.09);
	transform: translateY(-1px);
	outline: 0;
}

.msb-model-card.is-selected {
	border-color: var(--msb-accent);
	box-shadow: 0 0 0 2px rgba(201, 54, 47, 0.16);
}

.msb-model-card__top,
.msb-model-card__meta {
	display: grid;
	gap: 4px;
}

.msb-model-card__top strong {
	font-size: 1.05rem;
}

.msb-model-card__top span {
	color: var(--msb-accent);
	font-weight: 700;
}

.msb-model-card__meta {
	color: var(--msb-muted);
	font-size: 0.88rem;
	line-height: 1.35;
}

.msb-product-photo {
	display: grid;
	width: 100%;
	min-height: 92px;
	place-items: center;
}

.msb-product-photo img {
	display: block;
	width: min(100%, 176px);
	max-height: 104px;
	object-fit: contain;
}

.msb-stamp-shape {
	--msb-ratio: 3;
	position: relative;
	display: grid;
	width: min(100%, 150px);
	aspect-ratio: var(--msb-ratio);
	place-items: center;
	align-self: center;
	background: #ffffff;
	border: 9px solid #1f242d;
	border-radius: 7px;
	box-shadow: inset 0 0 0 1px rgba(24, 33, 47, 0.16);
}

.msb-stamp-shape span {
	display: block;
	width: 70%;
	height: 2px;
	background: currentColor;
	box-shadow: 0 8px 0 currentColor, 0 -8px 0 currentColor;
	opacity: 0.2;
}

.msb-stamp-shape.is-circle {
	width: 104px;
	aspect-ratio: 1;
	border-radius: 50%;
}

.msb-option-block {
	display: grid;
	grid-template-columns: minmax(180px, 240px) minmax(0, 1fr);
	gap: 16px;
	align-items: start;
	padding: 18px 0;
	border-bottom: 1px solid var(--msb-border);
}

.msb-option-block:first-of-type {
	border-top: 1px solid var(--msb-border);
}

.msb-option-block h4 {
	margin: 0 0 4px;
	font-size: 1rem;
}

.msb-option-block p {
	margin: 0;
	color: var(--msb-muted);
	font-size: 0.92rem;
	line-height: 1.45;
}

.msb-swatch-row {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
}

.msb-swatch {
	display: inline-flex;
	min-height: 46px;
	align-items: center;
	gap: 8px;
	padding: 8px 10px;
	color: var(--msb-text);
	background: #ffffff;
	border: 1px solid var(--msb-border);
	border-radius: 8px;
	cursor: pointer;
}

.msb-swatch:hover,
.msb-swatch:focus-visible,
.msb-swatch.is-selected {
	border-color: var(--msb-accent);
	outline: 0;
}

.msb-swatch.is-selected {
	box-shadow: 0 0 0 2px rgba(201, 54, 47, 0.14);
}

.msb-swatch__dot {
	display: block;
	width: 24px;
	height: 24px;
	flex: 0 0 24px;
	background: var(--msb-swatch);
	border: 2px solid #ffffff;
	border-radius: 50%;
	box-shadow: 0 0 0 1px rgba(24, 33, 47, 0.22);
}

.msb-swatch__label {
	font-size: 0.92rem;
	font-weight: 700;
}

.msb-fields {
	display: grid;
	gap: 18px;
	max-width: 720px;
}

.msb-field {
	display: grid;
	gap: 7px;
}

.msb-field > span,
.msb-layouts legend {
	color: var(--msb-text);
	font-weight: 700;
}

.msb-field textarea,
.msb-field input[type='file'],
.msb-quantity {
	width: 100%;
	padding: 12px 13px;
	color: var(--msb-text);
	background: #ffffff;
	border: 1px solid var(--msb-border);
	border-radius: 8px;
}

.msb-field textarea:focus,
.msb-field input[type='file']:focus,
.msb-quantity:focus {
	border-color: var(--msb-accent);
	box-shadow: 0 0 0 2px rgba(201, 54, 47, 0.14);
	outline: 0;
}

.msb-field textarea {
	min-height: 128px;
	resize: vertical;
}

.msb-field small,
.msb-field .is-warning,
[data-msb-line-counter] {
	color: var(--msb-muted);
	font-size: 0.86rem;
}

[data-msb-line-counter].is-warning {
	color: var(--msb-accent);
	font-weight: 700;
}

.msb-layouts {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin: 0;
	padding: 0;
	border: 0;
}

.msb-layouts legend {
	width: 100%;
	margin-bottom: 2px;
}

.msb-layouts label {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 10px 12px;
	background: var(--msb-panel);
	border: 1px solid var(--msb-border);
	border-radius: 8px;
}

.msb-summary dl {
	display: grid;
	gap: 0;
	margin: 0;
	border-top: 1px solid var(--msb-border);
}

.msb-summary dl > div {
	display: grid;
	grid-template-columns: 150px minmax(0, 1fr);
	gap: 16px;
	padding: 14px 0;
	border-bottom: 1px solid var(--msb-border);
}

.msb-summary dt {
	color: var(--msb-muted);
	font-weight: 700;
}

.msb-summary dd {
	margin: 0;
	min-width: 0;
	overflow-wrap: anywhere;
	white-space: pre-wrap;
}

.msb-summary-text {
	line-height: 1.5;
}

.msb-quantity {
	max-width: 110px;
}

.msb-preview {
	padding: 24px;
	background: var(--msb-panel);
	border-left: 1px solid var(--msb-border);
}

.msb-preview-box {
	position: sticky;
	top: 20px;
	display: grid;
	gap: 14px;
	align-content: start;
}

.msb-preview-label {
	color: var(--msb-muted);
	font-size: 0.88rem;
	font-weight: 800;
	text-transform: uppercase;
}

.msb-preview-product {
	display: block;
	width: min(100%, 280px);
	max-height: 180px;
	object-fit: contain;
}

.msb-preview-stamp {
	--msb-ratio: 3;
	--msb-cover-color: #191c21;
	--msb-ink-color: #111111;
	position: relative;
	display: flex;
	width: 100%;
	max-width: 270px;
	aspect-ratio: var(--msb-ratio);
	align-items: center;
	justify-content: center;
	padding: 16px;
	color: var(--msb-ink-color);
	background: #ffffff;
	border: 12px solid var(--msb-cover-color);
	border-radius: 8px;
	box-shadow: 0 16px 34px rgba(16, 24, 40, 0.16), inset 0 0 0 1px rgba(24, 33, 47, 0.12);
}

.msb-preview-stamp.is-circle {
	max-width: 236px;
	aspect-ratio: 1;
	border-radius: 50%;
}

.msb-preview-stamp.has-logo-space::before {
	content: '';
	position: absolute;
	left: 18px;
	width: 42px;
	height: 42px;
	border: 1px dashed currentColor;
	border-radius: 6px;
	opacity: 0.45;
}

.msb-preview-lines {
	display: grid;
	width: 100%;
	gap: 3px;
	text-align: left;
	line-height: 1.18;
	overflow-wrap: anywhere;
}

.msb-preview-stamp.is-centered .msb-preview-lines,
.msb-preview-stamp.is-circle .msb-preview-lines {
	text-align: center;
}

.msb-preview-stamp.has-logo-space .msb-preview-lines {
	padding-left: 54px;
}

.msb-preview-lines span {
	display: block;
	min-width: 0;
	font-size: 0.84rem;
	font-weight: 700;
}

.msb-preview-box p {
	margin: 0;
	color: var(--msb-muted);
	font-size: 0.9rem;
	line-height: 1.45;
}

.msb-footer {
	display: flex;
	gap: 16px;
	align-items: center;
	justify-content: space-between;
	padding: 16px 24px;
	background: #ffffff;
	border-top: 1px solid var(--msb-border);
}

.msb-status {
	min-height: 22px;
	margin: 0;
	color: var(--msb-success);
	font-weight: 700;
	line-height: 1.35;
}

.msb-status.is-error {
	color: var(--msb-accent);
}

.msb-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	justify-content: flex-end;
}

.msb-button {
	min-height: 44px;
	padding: 10px 18px;
	color: #ffffff;
	font-weight: 800;
	background: var(--msb-accent);
	border: 1px solid var(--msb-accent);
	border-radius: 8px;
	cursor: pointer;
}

.msb-button:hover,
.msb-button:focus-visible {
	background: var(--msb-accent-dark);
	border-color: var(--msb-accent-dark);
	outline: 0;
}

.msb-button:disabled {
	cursor: not-allowed;
	opacity: 0.5;
}

.msb-button--ghost {
	color: var(--msb-text);
	background: #ffffff;
	border-color: var(--msb-border);
}

.msb-button--ghost:hover,
.msb-button--ghost:focus-visible {
	color: var(--msb-text);
	background: var(--msb-panel);
	border-color: var(--msb-border);
}

.msb-button--submit {
	background: var(--msb-success);
	border-color: var(--msb-success);
}

.msb-button--submit:hover,
.msb-button--submit:focus-visible {
	background: #125842;
	border-color: #125842;
}

@keyframes msb-step-in {
	from {
		opacity: 0;
		transform: translateY(6px);
	}

	to {
		opacity: 1;
		transform: translateY(0);
	}
}

@media (max-width: 900px) {
	.msb-form {
		min-height: auto;
	}

	.msb-body {
		grid-template-columns: 1fr;
	}

	.msb-preview {
		order: -1;
		border-left: 0;
		border-bottom: 1px solid var(--msb-border);
	}

	.msb-preview-box {
		position: static;
	}

	.msb-preview-stamp {
		max-width: 320px;
	}

	.msb-preview-product {
		max-height: 190px;
	}
}

@media (max-width: 680px) {
	.msb-builder {
		margin: 12px 0;
		border-right: 0;
		border-left: 0;
		border-radius: 0;
	}

	.msb-header,
	.msb-footer {
		padding: 18px;
	}

	.msb-header {
		flex-direction: column;
	}

	.msb-header-total {
		width: 100%;
		text-align: left;
	}

	.msb-progress {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.msb-progress button:nth-child(2) {
		border-right: 0;
	}

	.msb-progress button:nth-child(-n+2) {
		border-bottom: 1px solid var(--msb-border);
	}

	.msb-main,
	.msb-preview {
		padding: 18px;
	}

	.msb-option-block {
		grid-template-columns: 1fr;
	}

	.msb-summary dl > div {
		grid-template-columns: 1fr;
		gap: 4px;
	}

	.msb-footer {
		align-items: stretch;
		flex-direction: column;
	}

	.msb-actions {
		justify-content: stretch;
	}

	.msb-button {
		flex: 1;
	}
}