/*
 * CalcQuarry calculators inside a WordPress theme.
 * Every selector is prefixed with .cq- so it cannot restyle the theme, and the theme's
 * generic rules (buttons, inputs, tables) are reset inside the calculator only.
 * Change the accent colour to match your theme by editing --cq-accent below.
 */

:root {
	--cq-accent: #c2410c;
	--cq-accent-hover: #9a3412;
	--cq-accent-ink: #ffffff;
	--cq-accent-soft: #fff1e6;
	--cq-surface: #ffffff;
	--cq-subtle: #f4f2ee;
	--cq-border: #e4e0d8;
	--cq-border-strong: #cfc9bf;
	--cq-text: #1c1a17;
	--cq-muted: #5d5850;
	--cq-result-bg: #fff7ef;
	--cq-result-border: #f5d4b8;
	--cq-ok: #166534;
	--cq-ok-soft: #e8f6ec;
	--cq-warn: #854d0e;
	--cq-warn-soft: #fdf6e3;
	--cq-bad: #b91c1c;
	--cq-bad-soft: #fdecec;
	--cq-focus: #2563eb;
	--cq-radius: 14px;
	--cq-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

/* ---------- Calculator shell ---------- */

.cq-tool {
	margin: 1.5em 0 2em;
	color: var(--cq-text);
	line-height: 1.5;
	font-size: 1rem;
}

.cq-tool *,
.cq-tool *::before,
.cq-tool *::after {
	box-sizing: border-box;
}

.cq-tool [hidden] {
	display: none !important;
}

.cq-tool .cq-calc {
	container-type: inline-size;
	background: var(--cq-surface);
	border: 1px solid var(--cq-border);
	border-radius: var(--cq-radius);
	box-shadow: 0 1px 2px rgb(28 26 23 / 0.05), 0 6px 20px rgb(28 26 23 / 0.05);
	margin: 0;
	padding: 0;
}

.cq-tool form {
	margin: 0;
	padding: 0;
	border: 0;
	background: none;
}

.cq-tool .cq-calc-grid {
	display: grid;
	gap: 22px;
	padding: 20px;
}

@container (min-width: 660px) {
	.cq-tool .cq-calc-grid {
		grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
		align-items: start;
		padding: 24px;
	}
}

.cq-tool .cq-calc-inputs {
	display: grid;
	gap: 16px;
	min-width: 0;
}

.cq-tool fieldset {
	border: 0;
	margin: 0;
	padding: 0;
	min-width: 0;
	background: none;
}

.cq-tool legend {
	float: none;
	width: auto;
	border: 0;
	font-size: 0.95rem;
	font-weight: 650;
	line-height: 1.3;
	padding: 0;
	margin: 0 0 8px;
	color: var(--cq-text);
	text-transform: none;
}

.cq-tool label {
	text-transform: none;
	letter-spacing: normal;
}

.cq-tool .cq-field {
	display: grid;
	gap: 6px;
	min-width: 0;
	align-content: start;
	margin: 0;
}

.cq-tool .cq-field > label,
.cq-tool .cq-field-label {
	display: block;
	margin: 0;
	padding: 0;
	font-size: 0.95rem;
	font-weight: 620;
	line-height: 1.3;
	color: var(--cq-text);
	text-transform: none;
	letter-spacing: normal;
}

.cq-tool .cq-field-row {
	display: grid;
	gap: 12px;
	grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.cq-tool .cq-input-group {
	display: flex;
	min-width: 0;
	margin: 0;
}

.cq-tool input[type="number"],
.cq-tool input[type="text"],
.cq-tool select {
	font: inherit;
	font-size: 1rem;
	line-height: 1.3;
	color: var(--cq-text);
	background: var(--cq-surface);
	border: 1px solid var(--cq-border-strong);
	border-radius: 10px;
	padding: 10px 12px;
	height: auto;
	min-height: 46px;
	width: 100%;
	min-width: 0;
	max-width: none;
	margin: 0;
	box-shadow: none;
}

.cq-tool input[type="number"] {
	font-variant-numeric: tabular-nums;
	-moz-appearance: textfield;
	appearance: textfield;
}

.cq-tool input[type="number"]::-webkit-outer-spin-button,
.cq-tool input[type="number"]::-webkit-inner-spin-button {
	-webkit-appearance: none;
	margin: 0;
}

.cq-tool .cq-input-group input {
	flex: 1 1 auto;
}

.cq-tool .cq-input-group.cq-has-addon input {
	border-top-right-radius: 0;
	border-bottom-right-radius: 0;
}

.cq-tool .cq-input-group select,
.cq-tool .cq-input-group .cq-suffix {
	flex: 0 0 auto;
	width: auto;
	border-top-left-radius: 0;
	border-bottom-left-radius: 0;
	border-left: 0;
	background-color: var(--cq-subtle);
}

.cq-tool .cq-input-group .cq-suffix {
	display: inline-flex;
	align-items: center;
	padding: 0 12px;
	border: 1px solid var(--cq-border-strong);
	border-left: 0;
	border-radius: 0 10px 10px 0;
	color: var(--cq-muted);
	font-size: 0.95rem;
	white-space: nowrap;
}

.cq-tool input:focus,
.cq-tool select:focus {
	outline: 3px solid color-mix(in srgb, var(--cq-accent) 45%, transparent);
	outline-offset: 0;
	border-color: var(--cq-accent);
}

.cq-tool .cq-hint {
	font-size: 0.85rem;
	line-height: 1.45;
	color: var(--cq-muted);
	margin: 0;
}

.cq-tool .cq-seg {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
}

.cq-tool .cq-seg input {
	position: absolute;
	opacity: 0;
	pointer-events: none;
	width: 1px;
	height: 1px;
}

.cq-tool .cq-seg label {
	display: inline-flex;
	align-items: center;
	margin: 0;
	text-transform: none;
	letter-spacing: normal;
	padding: 8px 14px;
	border: 1px solid var(--cq-border-strong);
	border-radius: 999px;
	cursor: pointer;
	font-size: 0.93rem;
	font-weight: 560;
	line-height: 1.3;
	background: var(--cq-surface);
	color: var(--cq-text);
	user-select: none;
}

.cq-tool .cq-seg input:checked + label {
	background: var(--cq-accent);
	border-color: var(--cq-accent);
	color: var(--cq-accent-ink);
}

.cq-tool .cq-seg input:focus-visible + label {
	outline: 3px solid var(--cq-focus);
	outline-offset: 2px;
}

/* Repeating rows (areas, boards, pieces) */

.cq-tool .cq-rows {
	display: grid;
	gap: 10px;
}

.cq-tool .cq-row-item {
	display: grid;
	gap: 8px;
	padding: 12px;
	border: 1px solid var(--cq-border);
	border-radius: 12px;
	background: var(--cq-subtle);
}

.cq-tool .cq-row-head {
	display: flex;
	justify-content: space-between;
	align-items: center;
	font-size: 0.88rem;
	font-weight: 650;
	color: var(--cq-muted);
}

.cq-tool .cq-row-fields {
	display: grid;
	gap: 8px;
	grid-template-columns: repeat(auto-fit, minmax(96px, 1fr));
}

.cq-tool .cq-row-fields.cq-two {
	grid-template-columns: 1fr 1fr;
}

.cq-tool .cq-row-fields .cq-span-all {
	grid-column: 1 / -1;
}

.cq-tool .cq-row-fields .cq-field > label {
	font-size: 0.82rem;
	font-weight: 600;
	color: var(--cq-muted);
}

/* ---------- Results ---------- */

.cq-tool .cq-result {
	background: var(--cq-result-bg);
	border: 1px solid var(--cq-result-border);
	border-radius: 12px;
	padding: 18px;
	min-width: 0;
	min-height: 12rem;
}

.cq-tool .cq-result p {
	margin: 0;
}

.cq-tool .cq-result-title {
	margin: 0 0 6px;
	font-size: 0.85rem;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: var(--cq-muted);
	font-weight: 700;
}

.cq-tool .cq-result-empty {
	color: var(--cq-muted);
}

.cq-tool .cq-primary-value {
	font-size: clamp(1.9rem, 1.4rem + 2vw, 2.4rem);
	font-weight: 780;
	line-height: 1.1;
	letter-spacing: -0.02em;
	font-variant-numeric: tabular-nums;
	overflow-wrap: anywhere;
	color: var(--cq-text);
}

.cq-tool .cq-primary-sub {
	margin-top: 4px;
	color: var(--cq-muted);
	font-size: 0.95rem;
}

.cq-tool .cq-result dl {
	margin: 14px 0 0;
	padding: 0;
}

.cq-tool .cq-result .cq-row {
	display: flex;
	justify-content: space-between;
	align-items: baseline;
	gap: 14px;
	margin: 0;
	padding: 8px 0;
	border-top: 1px dashed var(--cq-result-border);
}

.cq-tool .cq-result dt {
	margin: 0;
	padding: 0;
	font-weight: 400;
	color: var(--cq-muted);
	font-size: 0.95rem;
}

.cq-tool .cq-result dd {
	margin: 0;
	padding: 0;
	font-weight: 650;
	text-align: right;
	font-variant-numeric: tabular-nums;
	color: var(--cq-text);
}

.cq-tool .cq-result .cq-table-wrap {
	margin: 12px 0 0;
	overflow-x: auto;
	border: 1px solid var(--cq-border);
	border-radius: 10px;
	background: var(--cq-surface);
}

.cq-tool .cq-result table {
	width: 100%;
	margin: 0;
	border: 0;
	border-collapse: collapse;
	font-size: 0.93rem;
	font-variant-numeric: tabular-nums;
}

.cq-tool .cq-result th,
.cq-tool .cq-result td {
	padding: 6px 8px;
	border: 0;
	border-bottom: 1px solid var(--cq-border);
	text-align: left;
	vertical-align: top;
	background: none;
	color: var(--cq-text);
}

.cq-tool .cq-result th {
	background: var(--cq-subtle);
	font-weight: 650;
}

.cq-tool .cq-result tr:last-child td {
	border-bottom: 0;
}

.cq-tool .cq-result .cq-check {
	display: flex;
	gap: 8px;
	align-items: flex-start;
	margin: 10px 0 0;
	padding: 8px 10px;
	border-radius: 8px;
	font-size: 0.92rem;
}

.cq-tool .cq-result .cq-check.ok {
	background: var(--cq-ok-soft);
	color: var(--cq-ok);
}

.cq-tool .cq-result .cq-check.warn {
	background: var(--cq-warn-soft);
	color: var(--cq-warn);
}

.cq-tool .cq-result .cq-check.bad {
	background: var(--cq-bad-soft);
	color: var(--cq-bad);
}

/* ---------- Action buttons ---------- */

.cq-tool .cq-calc-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	padding: 12px 20px;
	border-top: 1px solid var(--cq-border);
	background: var(--cq-subtle);
	border-radius: 0 0 var(--cq-radius) var(--cq-radius);
}

.cq-tool .cq-btn {
	font: inherit;
	font-size: 0.93rem;
	font-weight: 600;
	line-height: 1.2;
	display: inline-flex;
	align-items: center;
	gap: 6px;
	min-height: 40px;
	width: auto;
	margin: 0;
	padding: 8px 14px;
	border-radius: 10px;
	border: 1px solid var(--cq-border-strong);
	background: var(--cq-surface);
	color: var(--cq-text);
	cursor: pointer;
	text-decoration: none;
	text-transform: none;
	letter-spacing: normal;
	box-shadow: none;
}

.cq-tool .cq-btn:hover,
.cq-tool .cq-btn:focus {
	border-color: var(--cq-accent);
	background: var(--cq-surface);
	color: var(--cq-text);
}

.cq-tool .cq-btn:focus-visible {
	outline: 3px solid var(--cq-focus);
	outline-offset: 2px;
}

.cq-tool .cq-btn-link {
	border: 0;
	background: none;
	color: var(--cq-accent-hover);
	padding: 4px 6px;
	min-height: 0;
	text-decoration: underline;
	box-shadow: none;
}

.cq-tool .cq-btn-link:hover,
.cq-tool .cq-btn-link:focus {
	background: none;
	color: var(--cq-accent);
}

.cq-tool .cq-visually-hidden {
	position: absolute !important;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

.cq-notice {
	padding: 10px 14px;
	border-left: 4px solid var(--cq-bad);
	background: var(--cq-bad-soft);
}

/* ---------- Page content helpers (formula, worked example, tables, related tools) ---------- */

.cq-lede {
	font-size: 1.1em;
	color: var(--cq-muted);
}

pre.cq-formula {
	font-family: var(--cq-mono);
	font-size: 0.92rem;
	line-height: 1.55;
	color: var(--cq-text);
	background: var(--cq-subtle);
	border: 1px solid var(--cq-border);
	border-radius: 10px;
	padding: 12px 14px;
	margin: 0 0 1.2em;
	white-space: pre-wrap;
	overflow-x: auto;
}

.cq-example {
	background: var(--cq-surface);
	border: 1px solid var(--cq-border);
	border-left: 4px solid var(--cq-accent);
	border-radius: 10px;
	padding: 14px 18px;
	margin: 0 0 1.2em;
}

.cq-example ol {
	margin-bottom: 0;
}

.cq-callout {
	border-left: 4px solid var(--cq-accent);
	background: var(--cq-accent-soft);
	padding: 12px 16px;
	border-radius: 0 10px 10px 0;
	margin: 0 0 1.2em;
}

.cq-table-wrap {
	overflow-x: auto;
	margin: 0 0 1.2em;
}

.cq-table-wrap table {
	width: 100%;
	margin: 0;
	border-collapse: collapse;
	font-variant-numeric: tabular-nums;
}

.cq-used {
	display: block;
	color: var(--cq-muted);
	font-size: 0.9em;
}

.cq-related {
	display: grid;
	gap: 12px;
	grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
	list-style: none;
	margin: 0 0 1.5em;
	padding: 0;
}

.cq-related li {
	margin: 0;
	padding: 0;
}

.cq-related a {
	display: block;
	height: 100%;
	padding: 14px 16px;
	border: 1px solid var(--cq-border);
	border-radius: 12px;
	background: var(--cq-surface);
	color: var(--cq-text);
	text-decoration: none;
}

.cq-related a:hover,
.cq-related a:focus {
	border-color: var(--cq-accent);
	color: var(--cq-text);
}

.cq-related strong {
	display: block;
	margin-bottom: 2px;
}

.cq-related span {
	display: block;
	color: var(--cq-muted);
	font-size: 0.92em;
	line-height: 1.45;
}

@media print {
	.cq-tool .cq-calc-actions {
		display: none !important;
	}
	.cq-tool .cq-calc,
	.cq-tool .cq-result {
		box-shadow: none;
		border-color: #999;
	}
}