/**
 * Masonry Estimator Suite — "takeoff sheet" design system
 * Shared by [cmu_calculator] and [retaining_wall_calculator].
 *
 * Rebrand by overriding the tokens on .cmubc in your theme, or pass
 * accent="#hex" to either shortcode.
 */

.cmubc {
	/* Palette drawn from the job site, not a UI kit. */
	--cb-ink:         #14181d;
	--cb-ink-2:       #3d454e;
	--cb-mute:        #69727c;
	--cb-faint:       #98a0a8;
	--cb-paper:       #ffffff;
	--cb-slab:        #edeeef;
	--cb-slab-2:      #f6f7f8;
	--cb-rule:        #dcdee1;
	--cb-rule-soft:   #e9ebed;

	--cb-chalk:       #16548c;   /* chalk-line blue: structure and controls */
	--cb-chalk-deep:  #0e3a64;
	--cb-chalk-wash:  #eaf1f8;

	--cb-signal:      #e8890c;   /* high-vis amber: order quantities only */
	--cb-signal-deep: #b3670a;
	--cb-signal-wash: #fdf3e3;

	--cb-verify:      #2f7d5d;
	--cb-alert:       #c0392b;
	--cb-alert-wash:  #fdf1ef;

	--cb-body: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto,
		"Helvetica Neue", Arial, sans-serif;
	--cb-mono: ui-monospace, "SF Mono", "Roboto Mono", Menlo, Consolas, monospace;

	--cb-r:    12px;
	--cb-r-sm: 8px;
	--cb-gap:  18px;
	--cb-shadow: 0 1px 2px rgba(20, 24, 29, .05), 0 10px 28px -14px rgba(20, 24, 29, .18);

	font-family: var(--cb-body);
	font-size: 15px;
	line-height: 1.5;
	color: var(--cb-ink);
	-webkit-font-smoothing: antialiased;
	box-sizing: border-box;
}

.cmubc *,
.cmubc *::before,
.cmubc *::after {
	box-sizing: inherit;
}

/* The hidden attribute must beat any author display rule. */
.cmubc [hidden] {
	display: none !important;
}

/* ============================== Layout ============================== */

.cmubc__grid {
	display: grid;
	grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
	gap: 22px;
	align-items: start;
}

@media (max-width: 900px) {
	.cmubc__grid {
		grid-template-columns: minmax(0, 1fr);
	}
}

.cmubc__card {
	background: var(--cb-paper);
	border: 1px solid var(--cb-rule);
	border-radius: var(--cb-r);
	box-shadow: var(--cb-shadow);
	overflow: hidden;
}

.cmubc__card-head {
	padding: 20px 24px 16px;
	border-bottom: 1px solid var(--cb-rule-soft);
	background: linear-gradient(var(--cb-slab-2), var(--cb-paper));
}

.cmubc__card-body {
	padding: 22px 24px 24px;
}

/* The takeoff stays in view while inputs are adjusted. */
@media (min-width: 901px) {
	.cmubc__results {
		position: sticky;
		top: 20px;
	}
}

.cmubc__title {
	margin: 0;
	font-size: 19px;
	font-weight: 700;
	letter-spacing: -.015em;
	line-height: 1.3;
	color: var(--cb-ink);
}

.cmubc__subtitle {
	margin: 26px 0 10px;
	padding-top: 18px;
	border-top: 1px solid var(--cb-rule-soft);
	font-size: 10.5px;
	font-weight: 700;
	letter-spacing: .14em;
	text-transform: uppercase;
	color: var(--cb-mute);
}

/* ============================== Form ============================== */

.cmubc__row {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: var(--cb-gap);
	margin-bottom: var(--cb-gap);
	align-items: start;
}

@media (max-width: 440px) {
	.cmubc__row {
		grid-template-columns: minmax(0, 1fr);
	}
}

.cmubc__field {
	min-width: 0;
}

.cmubc__label {
	display: block;
	margin: 0 0 7px;
	padding: 0;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: .08em;
	line-height: 1.4;
	text-transform: uppercase;
	color: var(--cb-ink-2);
}

.cmubc__unit {
	font-weight: 600;
	letter-spacing: .04em;
	text-transform: none;
	color: var(--cb-faint);
}

.cmubc__input {
	width: 100%;
	max-width: 100%;
	height: auto;
	margin: 0;
	padding: 11px 13px;
	font-family: var(--cb-body);
	font-size: 16px; /* 16px stops iOS zooming the page on focus */
	font-weight: 600;
	font-variant-numeric: tabular-nums;
	line-height: 1.3;
	color: var(--cb-ink);
	background: var(--cb-paper);
	border: 1.5px solid var(--cb-rule);
	border-radius: var(--cb-r-sm);
	box-shadow: none;
	transition: border-color .14s ease, box-shadow .14s ease;
}

.cmubc__input:hover {
	border-color: var(--cb-faint);
}

.cmubc__input:focus {
	outline: none;
	border-color: var(--cb-chalk);
	box-shadow: 0 0 0 3px var(--cb-chalk-wash);
}

.cmubc :focus-visible {
	outline: 2px solid var(--cb-chalk);
	outline-offset: 2px;
}

.cmubc__input.cmubc--invalid {
	border-color: var(--cb-alert);
}

.cmubc__input.cmubc--invalid:focus {
	box-shadow: 0 0 0 3px var(--cb-alert-wash);
}

.cmubc__select-wrap {
	position: relative;
}

.cmubc__select {
	appearance: none;
	-webkit-appearance: none;
	padding-right: 40px;
	cursor: pointer;
}

.cmubc__select-arrow {
	position: absolute;
	top: 50%;
	right: 13px;
	width: 18px;
	height: 18px;
	margin-top: -9px;
	color: var(--cb-mute);
	pointer-events: none;
}

.cmubc__hint {
	margin: 6px 0 0;
	font-size: 12px;
	line-height: 1.4;
	color: var(--cb-faint);
}

.cmubc__field-error {
	margin: 6px 0 0;
	font-size: 12.5px;
	font-weight: 600;
	line-height: 1.35;
	color: var(--cb-alert);
}

/* --- Radios as a segmented control --- */

.cmubc__fieldset {
	margin: 0;
	padding: 0;
	border: 0;
	min-width: 0;
}

.cmubc__segmented {
	display: grid;
	grid-auto-flow: column;
	grid-auto-columns: 1fr;
	gap: 4px;
	padding: 4px;
	background: var(--cb-slab);
	border-radius: var(--cb-r-sm);
}

.cmubc__segment {
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
	margin: 0;
	padding: 9px 6px;
	font-size: 13px;
	font-weight: 600;
	text-align: center;
	line-height: 1.2;
	color: var(--cb-ink-2);
	border-radius: 5px;
	cursor: pointer;
	transition: background-color .14s ease, color .14s ease, box-shadow .14s ease;
}

.cmubc__segment input {
	position: absolute;
	inset: 0;
	margin: 0;
	opacity: 0;
	cursor: pointer;
}

.cmubc__segment:hover {
	color: var(--cb-ink);
}

.cmubc__segment:has(input:checked) {
	background: var(--cb-paper);
	color: var(--cb-chalk-deep);
	box-shadow: 0 1px 3px rgba(20, 24, 29, .16);
}

.cmubc__segment:has(input:focus-visible) {
	outline: 2px solid var(--cb-chalk);
	outline-offset: 1px;
}

/* Fallback where :has() is unsupported. */
.cmubc__segment input:checked ~ span {
	font-weight: 700;
	color: var(--cb-chalk-deep);
	text-decoration: underline;
	text-underline-offset: 3px;
}

.cmubc__segment:has(input:checked) span {
	text-decoration: none;
}

/* --- Checkboxes as selectable cards --- */

.cmubc__checks {
	display: flex;
	flex-direction: column;
	gap: 8px;
	margin: 2px 0 22px;
}

.cmubc__check {
	display: flex;
	align-items: flex-start;
	gap: 11px;
	margin: 0;
	padding: 12px 14px;
	border: 1.5px solid var(--cb-rule);
	border-radius: var(--cb-r-sm);
	cursor: pointer;
	transition: border-color .14s ease, background-color .14s ease;
}

.cmubc__check:hover {
	border-color: var(--cb-faint);
	background: var(--cb-slab-2);
}

.cmubc__check input {
	flex: 0 0 auto;
	width: 17px;
	height: 17px;
	margin: 1px 0 0;
	accent-color: var(--cb-chalk);
	cursor: pointer;
}

.cmubc__check:has(input:checked) {
	border-color: var(--cb-chalk);
	background: var(--cb-chalk-wash);
}

.cmubc__check-body {
	display: flex;
	flex-direction: column;
	gap: 2px;
	min-width: 0;
}

.cmubc__check-label {
	font-size: 14px;
	font-weight: 600;
	line-height: 1.35;
	color: var(--cb-ink);
}

.cmubc__check-desc {
	font-size: 12px;
	line-height: 1.4;
	color: var(--cb-mute);
}

/* --- Buttons --- */

.cmubc__btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 7px;
	padding: 10px 15px;
	font-family: var(--cb-body);
	font-size: 13px;
	font-weight: 600;
	line-height: 1.3;
	color: var(--cb-ink-2);
	background: var(--cb-paper);
	border: 1.5px solid var(--cb-rule);
	border-radius: var(--cb-r-sm);
	text-decoration: none;
	cursor: pointer;
	transition: background-color .14s ease, border-color .14s ease, color .14s ease;
}

.cmubc__btn:hover {
	background: var(--cb-slab-2);
	border-color: var(--cb-faint);
	color: var(--cb-ink);
}

.cmubc__btn--primary {
	width: 100%;
	padding: 14px 22px;
	font-size: 14.5px;
	font-weight: 700;
	letter-spacing: .01em;
	color: #fff;
	background: var(--cb-chalk);
	border-color: var(--cb-chalk);
}

.cmubc__btn--primary:hover {
	background: var(--cb-chalk-deep);
	border-color: var(--cb-chalk-deep);
	color: #fff;
}

.cmubc__btn--primary:active {
	transform: translateY(1px);
}

/* ==================== Wall elevation (signature) ==================== */

.cmubc__elevation {
	margin: 0 0 20px;
	padding: 15px 16px 12px;
	background: var(--cb-slab-2);
	border: 1px solid var(--cb-rule-soft);
	border-radius: var(--cb-r-sm);
}

.cmubc__elevation svg {
	display: block;
	width: 100%;
	height: auto;
	max-height: 260px;
	overflow: visible;
}

.cmubc__elevation-head {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	justify-content: space-between;
	gap: 6px 12px;
	margin-bottom: 12px;
}

.cmubc__elevation-title {
	font-size: 10.5px;
	font-weight: 700;
	letter-spacing: .14em;
	text-transform: uppercase;
	color: var(--cb-mute);
}

.cmubc__elevation-dims {
	font-family: var(--cb-mono);
	font-size: 11px;
	color: var(--cb-faint);
}

.cmubc__legend {
	display: flex;
	flex-wrap: wrap;
	gap: 5px 15px;
	margin: 12px 0 0;
	padding-top: 10px;
	border-top: 1px dashed var(--cb-rule);
	font-size: 11px;
	line-height: 1.5;
	color: var(--cb-mute);
}

.cmubc__legend-item {
	display: inline-flex;
	align-items: center;
	gap: 6px;
}

.cmubc__swatch {
	width: 11px;
	height: 11px;
	flex: 0 0 auto;
	border-radius: 2px;
	border: 1px solid var(--cb-rule);
	background: var(--cb-paper);
}

.cmubc__swatch--grout { background: var(--cb-signal-wash); border-color: var(--cb-signal); }
.cmubc__swatch--reinf { background: var(--cb-chalk); border-color: var(--cb-chalk); }
.cmubc__swatch--cap   { background: var(--cb-chalk-wash); border-color: var(--cb-chalk); }

.cmubc .cb-blk {
	fill: var(--cb-paper);
	stroke: var(--cb-faint);
	stroke-width: .35;
}

.cmubc .cb-blk--filled {
	fill: var(--cb-signal-wash);
	stroke: var(--cb-signal);
}

.cmubc .cb-blk--cap {
	fill: var(--cb-chalk-wash);
	stroke: var(--cb-chalk);
	stroke-width: .5;
}

.cmubc .cb-reinf {
	stroke: var(--cb-chalk);
	stroke-width: .9;
	stroke-linecap: round;
}

.cmubc .cb-grade {
	stroke: var(--cb-ink-2);
	stroke-width: .7;
}

.cmubc .cb-soil {
	fill: var(--cb-slab);
	stroke: none;
}

/* ========================= Takeoff rows ========================= */

.cmubc__tile {
	display: grid;
	grid-template-columns: minmax(0, 1fr) auto;
	align-items: baseline;
	gap: 3px 16px;
	padding: 14px 0;
	border-bottom: 1px solid var(--cb-rule-soft);
}

.cmubc__tile:first-child {
	padding-top: 0;
}

.cmubc__tile-label {
	grid-column: 1;
	margin: 0;
	font-size: 14px;
	font-weight: 600;
	line-height: 1.35;
	color: var(--cb-ink);
}

.cmubc__tile-value {
	grid-column: 2;
	grid-row: 1;
	margin: 0;
	font-size: 22px;
	font-weight: 700;
	font-variant-numeric: tabular-nums;
	letter-spacing: -.02em;
	line-height: 1.15;
	white-space: nowrap;
	text-align: right;
	color: var(--cb-signal-deep);
}

.cmubc__tile-unit {
	font-size: 12.5px;
	font-weight: 600;
	letter-spacing: 0;
	color: var(--cb-mute);
}

/* Derivations read like pencil annotations on a drawing. */
.cmubc__tile-note {
	grid-column: 1 / -1;
	margin: 2px 0 0;
	font-family: var(--cb-mono);
	font-size: 11.5px;
	line-height: 1.5;
	color: var(--cb-mute);
}

.cmubc__tile-note + .cmubc__tile-note {
	color: var(--cb-faint);
}

/* ========================= Summary ========================= */

.cmubc__summary p {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	justify-content: space-between;
	gap: 3px 14px;
	margin: 0;
	padding: 7px 0;
	border-bottom: 1px dotted var(--cb-rule);
	font-size: 13px;
	color: var(--cb-ink-2);
}

.cmubc__summary p:last-child {
	border-bottom: 0;
}

.cmubc__summary strong {
	font-size: 11px;
	font-weight: 700;
	letter-spacing: .07em;
	text-transform: uppercase;
	color: var(--cb-mute);
}

.cmubc__summary span {
	font-weight: 600;
	font-variant-numeric: tabular-nums;
	text-align: right;
	color: var(--cb-ink);
}

/* ========================= Empty state ========================= */

.cmubc__empty {
	padding: 30px 16px 34px;
	text-align: center;
}

.cmubc__empty-icon {
	display: block;
	width: 44px;
	height: 44px;
	margin: 0 auto 14px;
	color: var(--cb-rule);
}

.cmubc__empty-text {
	margin: 0;
	font-size: 13.5px;
	line-height: 1.6;
	color: var(--cb-mute);
}

/* ========================= Actions ========================= */

.cmubc__actions {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin-top: 20px;
}

.cmubc__toast {
	margin: 12px 0 0;
	font-size: 13px;
	font-weight: 600;
	color: var(--cb-verify);
}

.cmubc__disclaimer {
	margin: 18px 0 0;
	font-size: 11.5px;
	line-height: 1.55;
	color: var(--cb-faint);
}

/* ========================= Guides ========================= */

.cmubc__guides {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 8px;
	margin-top: 20px;
	padding-top: 16px;
	border-top: 1px solid var(--cb-rule-soft);
}

.cmubc__guides-label {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: .08em;
	text-transform: uppercase;
	color: var(--cb-faint);
}

.cmubc__guides-icon {
	width: 15px;
	height: 15px;
	flex: 0 0 auto;
}

.cmubc__chip {
	display: inline-block;
	padding: 6px 13px;
	font-size: 12.5px;
	font-weight: 600;
	line-height: 1.3;
	color: var(--cb-chalk-deep);
	background: var(--cb-chalk-wash);
	border-radius: 999px;
	text-decoration: none;
	transition: background-color .14s ease;
}

.cmubc__chip:hover,
.cmubc__chip:focus-visible {
	background: #dbe7f4;
	color: var(--cb-chalk-deep);
	text-decoration: none;
}

/* ========================= Print ========================= */

.cmubc-print-root {
	display: none;
}

@media print {
	body.cmubc-printing > * {
		display: none !important;
	}

	body.cmubc-printing > .cmubc-print-root {
		display: block !important;
		margin: 0;
		padding: 0;
	}

	.cmubc-print-root .cmubc {
		font-size: 12px;
	}

	.cmubc-print-root .cmubc__grid {
		display: block;
	}

	.cmubc-print-root .cmubc__card {
		border: 1px solid #ccc;
		box-shadow: none;
		margin: 0 0 12px;
		page-break-inside: avoid;
		break-inside: avoid;
	}

	.cmubc-print-root .cmubc__card-head {
		background: none;
		padding: 12px 14px 10px;
	}

	.cmubc-print-root .cmubc__card-body {
		padding: 14px;
	}

	.cmubc-print-root .cmubc__results {
		position: static;
	}

	.cmubc-print-root .cmubc__tile,
	.cmubc-print-root .cmubc__elevation {
		page-break-inside: avoid;
		break-inside: avoid;
	}

	.cmubc-print-root .cmubc__tile-value {
		color: #000;
	}

	.cmubc-print-root .cmubc__actions,
	.cmubc-print-root .cmubc__toast,
	.cmubc-print-root .cmubc__guides {
		display: none !important;
	}

	@page {
		margin: 12mm;
	}
}

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

/* Open cores in the block weight plan section. */
.cmubc .cb-core {
	fill: var(--cb-slab-2);
	stroke: var(--cb-faint);
	stroke-width: .25;
	stroke-dasharray: 1 .6;
}

/* Plan view: fire pit and planter layouts. */
.cmubc .cb-joint {
	stroke: var(--cb-faint);
	stroke-width: .022;
	stroke-linecap: round;
}

.cmubc .cb-ring {
	fill: none;
	stroke: var(--cb-signal);
	stroke-width: .07;
	stroke-dasharray: .16 .1;
}

.cmubc .cb-soil-fill {
	fill: var(--cb-chalk-wash);
	stroke: var(--cb-chalk);
	stroke-width: .02;
}

.cmubc__swatch--ring { background: var(--cb-signal-wash); border-color: var(--cb-signal); }
.cmubc__swatch--soil { background: var(--cb-chalk-wash); border-color: var(--cb-chalk); }

/* Slab plan: footprint and rebar grid. */
.cmubc .cb-slab {
	fill: var(--cb-slab);
	stroke: var(--cb-ink-2);
	stroke-width: var(--s, .05);
}

.cmubc .cb-bar {
	stroke: var(--cb-chalk);
	stroke-width: calc(var(--s, .05) * 1.1);
	stroke-linecap: round;
	opacity: .75;
}

/* ============ Assumptions / curing disclosure ============ */

.cmubc__details {
	margin-top: 20px;
	border: 1px solid var(--cb-rule-soft);
	border-radius: var(--cb-r-sm);
	background: var(--cb-slab-2);
}

.cmubc__summary-toggle {
	padding: 12px 14px;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: .09em;
	text-transform: uppercase;
	color: var(--cb-ink-2);
	cursor: pointer;
	list-style: none;
	display: flex;
	align-items: center;
	gap: 8px;
}

.cmubc__summary-toggle::-webkit-details-marker {
	display: none;
}

.cmubc__summary-toggle::before {
	content: "";
	width: 0;
	height: 0;
	border-left: 5px solid currentColor;
	border-top: 4px solid transparent;
	border-bottom: 4px solid transparent;
	transition: transform .15s ease;
}

.cmubc__details[open] .cmubc__summary-toggle::before {
	transform: rotate(90deg);
}

.cmubc__summary-toggle:hover {
	color: var(--cb-chalk-deep);
}

.cmubc__details-body {
	padding: 0 16px 14px;
}

.cmubc__details-title {
	margin: 14px 0 6px;
	font-size: 11px;
	font-weight: 700;
	letter-spacing: .09em;
	text-transform: uppercase;
	color: var(--cb-chalk);
}

.cmubc__notes {
	margin: 0;
	padding-left: 18px;
	font-size: 12.5px;
	line-height: 1.6;
	color: var(--cb-mute);
}

.cmubc__notes li {
	margin: 0 0 3px;
}

.cmubc__notes strong {
	color: var(--cb-ink-2);
	font-weight: 700;
}

@media print {
	.cmubc-print-root .cmubc__details {
		background: none;
		border-color: #ccc;
		page-break-inside: avoid;
		break-inside: avoid;
	}

	.cmubc-print-root .cmubc__summary-toggle::before {
		display: none;
	}
}

/* Plain tile: a list block with no big right-aligned figure. */
.cmubc__tile--plain {
	display: block;
}

.cmubc__tile--plain .cmubc__notes {
	margin: 8px 0 6px;
	padding-left: 18px;
	list-style: none;
}

.cmubc__tile--plain .cmubc__notes li {
	position: relative;
	margin: 0 0 4px;
	font-size: 12.5px;
	line-height: 1.5;
	color: var(--cb-ink-2);
}

.cmubc__tile--plain .cmubc__notes li::marker {
	content: none;
}