/* Fence Post Concrete Calculator – CraftFrame Tools
   Reuses same design tokens and layout as pad footing / slab calculators. */

.cf-post-shortcode {
	display: block;
	clear: both;
	contain: layout style;
	margin-bottom: 2rem;
}

.cf-tool.cf-post {
	--cf-bg: #faf9f7;
	--cf-border: #e8e6e3;
	--cf-text: #1c1b19;
	--cf-text-muted: #6b6560;
	--cf-accent: #F0844E;
	--cf-accent-hover: #F6C143;
	--cf-accent-active: #e07840;
	--cf-accent-text: #1c1b19;
	--cf-pill-bg: #ebe9e6;
	--cf-pill-active-bg: #1c1b19;
	--cf-pill-active-text: #ffffff;
	--cf-input-bg: #ffffff;
	--cf-input-border: #e0ddd9;
	--cf-input-focus: #F0844E;
	--cf-suffix: #6b6560;
	--cf-result-bg: #f5f4f2;
	--cf-result-border: transparent;
	--cf-error-bg: #fdf2f0;
	--cf-error-border: #f0c9c4;
	--cf-error-text: #9c3026;
	--cf-radius: 10px;
	--cf-radius-pill: 999px;
	--cf-space: 1rem;
	--cf-space-sm: 0.5rem;
	--cf-space-lg: 1.5rem;
	--cf-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
	--cf-transition: 0.15s ease;

	display: block;
	clear: both;
	max-width: 760px;
	margin-left: auto;
	margin-right: auto;
	margin-bottom: var(--cf-space-lg);
	padding: var(--cf-space-lg);
	background: var(--cf-bg);
	border: 1px solid var(--cf-border);
	border-radius: var(--cf-radius);
	box-shadow: var(--cf-shadow);
	font-size: 1rem;
	line-height: 1.5;
	color: var(--cf-text);
	box-sizing: border-box;
}

.cf-tool.cf-post *,
.cf-tool.cf-post *::before,
.cf-tool.cf-post *::after {
	box-sizing: inherit;
}

/* ----- Units ----- */
.cf-tool.cf-post .cf-field-units {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--cf-space-sm);
	margin-bottom: var(--cf-space);
}

.cf-tool.cf-post .cf-field-units label {
	font-size: 0.8125rem;
	font-weight: 500;
	color: var(--cf-text-muted);
}

.cf-tool.cf-post .cf-unit-toggle {
	display: inline-flex;
	align-items: stretch;
	gap: 0;
	min-width: 8rem;
	padding: 4px;
	background: var(--cf-pill-bg);
	border-radius: var(--cf-radius-pill);
	margin-bottom: 0;
	transition: background-color var(--cf-transition);
}

.cf-tool.cf-post .cf-unit-toggle button {
	display: flex;
	align-items: center;
	justify-content: center;
	flex: 1 1 0;
	min-width: 2.5rem;
	height: 2.25rem;
	padding: 0 1rem;
	border: none;
	border-radius: var(--cf-radius-pill);
	background: transparent;
	color: var(--cf-text-muted);
	font-size: 0.875rem;
	font-weight: 500;
	cursor: pointer;
	transition: background-color var(--cf-transition), color var(--cf-transition);
	-webkit-tap-highlight-color: transparent;
}

.cf-tool.cf-post .cf-unit-toggle button:hover {
	color: var(--cf-text);
}

.cf-tool.cf-post .cf-unit-toggle button[aria-selected="true"] {
	background: var(--cf-pill-active-bg);
	color: var(--cf-pill-active-text);
}

.cf-tool.cf-post .cf-unit-toggle button:focus-visible {
	outline: 2px solid var(--cf-accent);
	outline-offset: 2px;
}

/* ----- Post mode toggle ----- */
.cf-tool.cf-post .cf-field-post-mode {
	margin-bottom: var(--cf-space);
}

.cf-tool.cf-post .cf-post-mode-toggle {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	padding: 4px;
	background: var(--cf-pill-bg);
	border-radius: var(--cf-radius);
	margin-bottom: 0;
}

.cf-tool.cf-post .cf-post-mode-toggle button {
	flex: 1 1 auto;
	min-width: 8rem;
	height: 2.25rem;
	padding: 0 0.75rem;
	border: none;
	border-radius: 6px;
	background: transparent;
	color: var(--cf-text-muted);
	font-size: 0.8125rem;
	font-weight: 500;
	cursor: pointer;
	transition: background-color var(--cf-transition), color var(--cf-transition);
	-webkit-tap-highlight-color: transparent;
}

.cf-tool.cf-post .cf-post-mode-toggle button:hover {
	color: var(--cf-text);
}

.cf-tool.cf-post .cf-post-mode-toggle button[aria-selected="true"] {
	background: var(--cf-pill-active-bg);
	color: var(--cf-pill-active-text);
}

/* ----- Shape toggle ----- */
.cf-tool.cf-post .cf-shape-toggle {
	display: inline-flex;
	align-items: stretch;
	gap: 0;
	min-width: 10rem;
	padding: 4px;
	background: var(--cf-pill-bg);
	border-radius: var(--cf-radius-pill);
	margin-bottom: 0;
}

.cf-tool.cf-post .cf-shape-toggle button {
	display: flex;
	align-items: center;
	justify-content: center;
	flex: 1 1 0;
	min-width: 2.5rem;
	height: 2.25rem;
	padding: 0 1rem;
	border: none;
	border-radius: var(--cf-radius-pill);
	background: transparent;
	color: var(--cf-text-muted);
	font-size: 0.875rem;
	font-weight: 500;
	cursor: pointer;
	transition: background-color var(--cf-transition), color var(--cf-transition);
}

.cf-tool.cf-post .cf-shape-toggle button[aria-selected="true"] {
	background: var(--cf-pill-active-bg);
	color: var(--cf-pill-active-text);
}

/* ----- Inputs ----- */
.cf-tool.cf-post .cf-inputs {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--cf-space);
	margin-bottom: var(--cf-space-lg);
}

@media (min-width: 480px) {
	.cf-tool.cf-post .cf-inputs {
		grid-template-columns: 1fr 1fr;
	}
}

.cf-tool.cf-post .cf-field {
	display: grid;
	grid-template-columns: 1fr auto;
	grid-template-rows: auto auto;
	align-items: center;
	gap: var(--cf-space-sm) var(--cf-space);
}

.cf-tool.cf-post .cf-field label {
	grid-column: 1;
	grid-row: 1;
	font-size: 0.8125rem;
	font-weight: 500;
	color: var(--cf-text-muted);
}

.cf-tool.cf-post .cf-field input[type="number"] {
	grid-column: 1;
	grid-row: 2;
	width: 100%;
	min-width: 0;
	padding: 0.5rem 0.75rem;
	background: var(--cf-input-bg);
	border: 1px solid var(--cf-input-border);
	border-radius: var(--cf-radius);
	font-size: 1rem;
	color: var(--cf-text);
	transition: border-color var(--cf-transition), box-shadow var(--cf-transition);
}

.cf-tool.cf-post .cf-field input[type="number"]:focus {
	outline: none;
	border-color: var(--cf-input-focus);
	box-shadow: 0 0 0 2px rgba(240, 132, 78, 0.2);
}

.cf-tool.cf-post .cf-field .cf-unit-suffix {
	grid-column: 2;
	grid-row: 2;
	align-self: center;
	min-width: 2.5ch;
	text-align: left;
	font-size: 0.8125rem;
	color: var(--cf-suffix);
}

.cf-tool.cf-post .cf-field-hidden {
	display: none !important;
}

.cf-tool.cf-post .cf-post-manual-fields,
.cf-tool.cf-post .cf-post-auto-fields {
	margin-bottom: var(--cf-space);
}

.cf-tool.cf-post .cf-post-auto-fields {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--cf-space);
}

@media (min-width: 480px) {
	.cf-tool.cf-post .cf-post-auto-fields {
		grid-template-columns: 1fr 1fr;
	}
}

.cf-tool.cf-post .cf-end-posts-row {
	grid-column: 1 / -1;
}

.cf-tool.cf-post .cf-post-estimated {
	margin: var(--cf-space-sm) 0 0;
	font-size: 0.875rem;
	font-weight: 500;
	color: var(--cf-text);
	grid-column: 1 / -1;
}

/* ----- Toggle (switch) ----- */
.cf-tool.cf-post .cf-field-toggle {
	grid-template-columns: 1fr auto;
	grid-template-rows: auto;
}

.cf-tool.cf-post .cf-switch {
	grid-column: 2;
	position: relative;
	width: 44px;
	height: 24px;
	padding: 2px;
	border: none;
	border-radius: var(--cf-radius-pill);
	background: var(--cf-pill-bg);
	cursor: pointer;
	transition: background-color var(--cf-transition);
}

.cf-tool.cf-post .cf-switch[aria-checked="true"] {
	background: var(--cf-accent);
}

.cf-tool.cf-post .cf-switch-thumb {
	display: block;
	width: 20px;
	height: 20px;
	background: #fff;
	border-radius: 50%;
	box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
	transition: transform var(--cf-transition);
}

.cf-tool.cf-post .cf-switch[aria-checked="true"] .cf-switch-thumb {
	transform: translateX(20px);
}

/* ----- Preview (canvas) ----- */
.cf-tool.cf-post .cf-preview-wrap {
	margin-bottom: var(--cf-space-lg);
}

.cf-tool.cf-post .cf-diagram-wrap {
	width: 100%;
	max-width: 420px;
	height: 220px;
	margin: 0 auto;
	padding: 0;
	border-radius: var(--cf-radius);
	overflow: hidden;
	background: #fff;
	border: 1px solid var(--cf-input-border);
	display: flex;
	align-items: center;
	justify-content: center;
}

.cf-tool.cf-post .cf-diagram-canvas {
	display: block;
	width: 100%;
	height: 100%;
	object-fit: contain;
}

/* ----- Advanced Options ----- */
.cf-tool.cf-post .cf-advanced {
	margin-bottom: var(--cf-space);
}

.cf-tool.cf-post .cf-advanced-toggle {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--cf-space);
	width: 100%;
	padding: 0.75rem 1rem;
	background: var(--cf-pill-bg);
	border: none;
	border-radius: var(--cf-radius);
	font-size: 0.875rem;
	font-weight: 500;
	color: var(--cf-text);
	cursor: pointer;
	transition: background-color var(--cf-transition);
}

.cf-tool.cf-post .cf-advanced-toggle:hover {
	background: var(--cf-input-border);
}

.cf-tool.cf-post .cf-advanced-toggle-status {
	flex-shrink: 0;
	font-size: 0.75rem;
	font-weight: 500;
	color: var(--cf-text-muted);
	padding: 0.2rem 0.5rem;
	margin-left: auto;
	background: var(--cf-input-bg);
	border-radius: var(--cf-radius-pill);
	border: 1px solid var(--cf-input-border);
}

.cf-tool.cf-post .cf-advanced-toggle-status.cf-status-hidden {
	display: none;
}

.cf-tool.cf-post .cf-advanced-toggle-icon {
	display: inline-block;
	width: 0;
	height: 0;
	margin-left: var(--cf-space-sm);
	border-left: 5px solid transparent;
	border-right: 5px solid transparent;
	border-top: 6px solid var(--cf-text-muted);
	transition: transform var(--cf-transition);
}

.cf-tool.cf-post .cf-advanced-toggle[aria-expanded="true"] .cf-advanced-toggle-icon {
	transform: rotate(180deg);
}

.cf-tool.cf-post .cf-advanced-panel {
	margin-top: var(--cf-space);
	padding: var(--cf-space);
	background: var(--cf-result-bg);
	border-radius: var(--cf-radius);
}

.cf-tool.cf-post .cf-advanced-panel[hidden] {
	display: none;
}

.cf-tool.cf-post .cf-advanced-section {
	padding: var(--cf-space);
	margin-bottom: var(--cf-space);
	background: var(--cf-input-bg);
	border: 1px solid var(--cf-input-border);
	border-radius: var(--cf-radius);
}

.cf-tool.cf-post .cf-advanced-section:last-child {
	margin-bottom: 0;
}

.cf-tool.cf-post .cf-advanced-section-title {
	margin: 0 0 var(--cf-space);
	font-size: 0.8125rem;
	font-weight: 600;
	color: var(--cf-text);
	text-transform: uppercase;
	letter-spacing: 0.03em;
}

/* ----- Waste (before Advanced Options, same as pad footing) ----- */
.cf-tool.cf-post .cf-field-waste {
	grid-column: 1 / -1;
	grid-template-rows: auto auto auto;
}

.cf-tool.cf-post .cf-field-waste .cf-waste-toggle {
	grid-column: 1 / -1;
	grid-row: 2;
}

.cf-tool.cf-post .cf-waste-toggle {
	display: inline-flex;
	align-items: stretch;
	gap: 0;
	min-width: 12rem;
	padding: 4px;
	background: var(--cf-pill-bg);
	border-radius: var(--cf-radius-pill);
	margin-bottom: 0;
	transition: background-color var(--cf-transition);
}

.cf-tool.cf-post .cf-waste-toggle button {
	display: flex;
	align-items: center;
	justify-content: center;
	flex: 1 1 0;
	min-width: 0;
	height: 2.25rem;
	padding: 0 0.5rem;
	border: none;
	border-radius: var(--cf-radius-pill);
	background: transparent;
	color: var(--cf-text-muted);
	font-size: 0.8125rem;
	font-weight: 500;
	cursor: pointer;
	transition: background-color var(--cf-transition), color var(--cf-transition);
}

.cf-tool.cf-post .cf-waste-toggle button:hover {
	color: var(--cf-text);
}

.cf-tool.cf-post .cf-waste-toggle button[aria-selected="true"] {
	background: var(--cf-pill-active-bg);
	color: var(--cf-pill-active-text);
}

.cf-tool.cf-post .cf-waste-toggle button:focus-visible {
	outline: 2px solid var(--cf-accent);
	outline-offset: 2px;
}

.cf-tool.cf-post .cf-waste-custom-wrap {
	grid-column: 1 / -1;
	grid-row: 3;
	margin-top: var(--cf-space-sm);
	display: grid;
	grid-template-columns: 1fr auto;
	gap: var(--cf-space-sm) var(--cf-space);
	align-items: center;
}

.cf-tool.cf-post .cf-waste-custom-wrap.cf-field-hidden {
	display: none !important;
}

.cf-tool.cf-post .cf-waste-suffix {
	font-size: 0.8125rem;
	color: var(--cf-suffix);
	font-weight: 400;
}

/* ----- Include end posts row alignment ----- */
.cf-tool.cf-post .cf-end-posts-row {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: var(--cf-space);
	flex-wrap: nowrap;
}

.cf-tool.cf-post .cf-end-posts-row .cf-toggle-label,
.cf-tool.cf-post .cf-end-posts-row label {
	flex: 1;
	min-width: 0;
	margin: 0;
}

.cf-tool.cf-post .cf-end-posts-row .cf-switch {
	flex-shrink: 0;
}

.cf-tool.cf-post .cf-sr-only {
	position: absolute;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

.cf-tool.cf-post .cf-field-hint {
	margin: 0.25rem 0 0;
	font-size: 0.75rem;
	color: var(--cf-text-muted);
	font-style: italic;
}

.cf-tool.cf-post .cf-gravel-fields,
.cf-tool.cf-post .cf-collar-fields {
	margin-top: var(--cf-space);
}

/* ----- Calculate button ----- */
.cf-tool.cf-post .cf-calculate {
	display: block;
	width: 100%;
	padding: 0.625rem 1.25rem;
	margin-top: 1.25rem;
	margin-bottom: var(--cf-space-lg);
	background: var(--cf-accent);
	color: var(--cf-accent-text);
	border: none;
	border-radius: var(--cf-radius);
	font-size: 1rem;
	font-weight: 600;
	cursor: pointer;
	transition: background-color var(--cf-transition), transform 0.08s ease;
	-webkit-tap-highlight-color: transparent;
}

.cf-tool.cf-post .cf-calculate:hover {
	background: var(--cf-accent-hover);
	color: var(--cf-text);
}

.cf-tool.cf-post .cf-calculate:active {
	background: var(--cf-accent-active);
	transform: scale(0.98);
}

@media (min-width: 480px) {
	.cf-tool.cf-post .cf-calculate {
		width: auto;
		min-width: 10rem;
	}
}

/* ----- Results ----- */
.cf-tool.cf-post .cf-result-summary {
	padding: var(--cf-space-lg);
	background: var(--cf-result-bg);
	border-radius: var(--cf-radius);
}

.cf-tool.cf-post .cf-result-summary-title {
	margin: 0 0 var(--cf-space);
	font-size: 0.875rem;
	font-weight: 600;
	color: var(--cf-text-muted);
	text-transform: uppercase;
	letter-spacing: 0.04em;
}

.cf-tool.cf-post .cf-result-hero {
	margin-bottom: var(--cf-space-lg);
}

.cf-tool.cf-post .cf-result-hero-value {
	display: block;
	font-size: 1.5rem;
	font-weight: 600;
	color: var(--cf-text);
}

.cf-tool.cf-post .cf-result-total-concrete .cf-result-hero-value {
	font-size: 1.625rem;
	font-weight: 700;
}

.cf-tool.cf-post .cf-result-row {
	margin-bottom: var(--cf-space);
}

.cf-tool.cf-post .cf-result-label {
	font-size: 0.875rem;
	color: var(--cf-text-muted);
	font-weight: 500;
	margin-right: 0.35em;
}

.cf-tool.cf-post .cf-result-value {
	font-size: 1.125rem;
	font-weight: 600;
	color: var(--cf-text);
}

.cf-tool.cf-post .cf-result-meta {
	font-size: 0.875rem;
	color: var(--cf-text-muted);
}

.cf-tool.cf-post .cf-result-bag-alt {
	color: var(--cf-text-muted);
	margin: 0 0.25em;
}

.cf-tool.cf-post .cf-bag-disclaimer {
	margin: 0.25rem 0 var(--cf-space) 0;
}

.cf-tool.cf-post .cf-result-cost {
	margin-bottom: var(--cf-space);
}

.cf-tool.cf-post .cf-price-rate {
	display: inline-block;
	width: 4rem;
	padding: 0.25rem 0.4rem;
	margin: 0 0.2rem 0 0;
	background: var(--cf-input-bg);
	border: 1px solid var(--cf-input-border);
	border-radius: 6px;
	font-size: 0.9375rem;
	vertical-align: middle;
}

.cf-tool.cf-post .cf-price-disclaimer {
	margin: var(--cf-space-sm) 0 0;
	font-size: 0.75rem;
	color: var(--cf-text-muted);
}

.cf-tool.cf-post .cf-result-no-concrete {
	margin: 0 0 var(--cf-space);
	padding: var(--cf-space);
	background: #fffbeb;
	border: 1px solid #fcd34d;
	border-radius: var(--cf-radius);
	color: #92400e;
	font-size: 0.9375rem;
}

.cf-tool.cf-post .cf-result-materials {
	margin-top: var(--cf-space-lg);
	padding-top: var(--cf-space);
	border-top: 1px solid var(--cf-input-border);
}

.cf-tool.cf-post .cf-result-materials-title {
	margin: 0 0 var(--cf-space-sm);
	font-size: 0.8125rem;
	font-weight: 600;
	color: var(--cf-text-muted);
	text-transform: uppercase;
}

.cf-tool.cf-post .cf-result-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	justify-content: flex-end;
	margin-top: var(--cf-space-lg);
	padding-top: var(--cf-space);
}

.cf-tool.cf-post .cf-copy,
.cf-tool.cf-post .cf-print-pdf {
	padding: 0.35rem 0.75rem;
	background: transparent;
	color: var(--cf-text-muted);
	border: 1px solid var(--cf-input-border);
	border-radius: var(--cf-radius);
	font-size: 0.875rem;
	font-weight: 500;
	cursor: pointer;
	transition: color var(--cf-transition), border-color var(--cf-transition);
}

.cf-tool.cf-post .cf-copy:hover,
.cf-tool.cf-post .cf-print-pdf:hover {
	color: var(--cf-text);
	border-color: var(--cf-text-muted);
}

/* ----- Errors ----- */
.cf-tool.cf-post .cf-errors {
	margin-top: var(--cf-space);
	padding: var(--cf-space);
	background: var(--cf-error-bg);
	border: 1px solid var(--cf-error-border);
	border-radius: var(--cf-radius);
	font-size: 0.9375rem;
	color: var(--cf-error-text);
}

.cf-tool.cf-post .cf-errors.cf-errors-is-hidden {
	display: none;
}

.cf-tool.cf-post .cf-errors ul {
	margin: 0;
	padding-left: 1.25rem;
}