/**
 * Shared calculator shell styles for ShoutingNow utility tools.
 * Button appearance is controlled here — update once for all calculator tools.
 */

.sn-calc {
	--sn-calc-btn-radius: 0.75rem;
	--sn-calc-btn-min-h: 2.75rem;
	--sn-calc-btn-primary-bg: #f5c518;
	--sn-calc-btn-primary-bg-hover: #e0b310;
	--sn-calc-btn-primary-text: #1a1a1a;
	--sn-calc-btn-secondary-bg: #2b7ddb;
	--sn-calc-btn-secondary-bg-hover: #1f6bc4;
	--sn-calc-btn-secondary-text: #ffffff;
	--sn-calc-btn-save-bg: transparent;
	--sn-calc-btn-save-text: #2b7ddb;
	--sn-calc-btn-save-border: #cbd5e1;

	padding: 1.25rem 1rem 1.5rem;
}

@media (min-width: 640px) {
	.sn-calc {
		padding: 1.5rem 1.5rem 2rem;
	}
}

.sn-calc-section + .sn-calc-section {
	margin-top: 1.75rem;
	padding-top: 1.75rem;
	border-top: 1px solid var(--color-border);
}

.sn-calc-section__title {
	margin: 0 0 0.5rem;
	font-size: 1.125rem;
	font-weight: 700;
	color: var(--color-text);
}

.sn-calc-section__lead {
	margin: 0 0 1rem;
	font-size: 0.9375rem;
	color: var(--color-text-muted);
}

.sn-calc-form {
	display: flex;
	flex-direction: column;
	gap: 1rem;
}

.sn-calc-form--stacked + .sn-calc-form--stacked {
	margin-top: 1rem;
	padding-top: 1rem;
	border-top: 1px dashed var(--color-border);
}

.sn-calc-inline {
	display: flex;
	flex-wrap: wrap;
	align-items: flex-end;
	gap: 0.5rem 0.75rem;
}

.sn-calc-inline--wrap {
	align-items: flex-end;
}

.sn-calc-inline__text {
	padding-bottom: 0.625rem;
	font-size: 0.9375rem;
	font-weight: 500;
	color: var(--color-text-muted);
	white-space: nowrap;
}

.sn-calc-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 0.75rem;
}

@media (min-width: 480px) {
	.sn-calc-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

.sn-calc-field {
	display: flex;
	flex-direction: column;
	gap: 0.35rem;
	min-width: 0;
}

.sn-calc-field--inline {
	flex: 1 1 7rem;
	max-width: 100%;
}

.sn-calc-field__label {
	font-size: 0.75rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.04em;
	color: var(--color-text-muted);
}

.sn-calc-input,
.sn-calc-select {
	width: 100%;
	min-height: 2.75rem;
	padding: 0.5rem 0.75rem;
	border: 1px solid var(--color-border);
	border-radius: 0.75rem;
	background: #fff;
	font-size: 1rem;
	line-height: 1.4;
	color: var(--color-text);
}

.sn-calc-input:focus,
.sn-calc-select:focus {
	outline: none;
	border-color: var(--color-brand-blue, #2b7ddb);
	box-shadow: 0 0 0 3px rgba(43, 125, 219, 0.15);
}

.sn-calc-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5rem;
	margin-top: 1rem;
}

/* ----- Calculator buttons (single theme source) ----- */
.sn-calc-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.35rem;
	min-height: var(--sn-calc-btn-min-h);
	padding: 0.5rem 1rem;
	border-radius: var(--sn-calc-btn-radius);
	border: 2px solid transparent;
	font-size: 0.875rem;
	font-weight: 600;
	line-height: 1.2;
	cursor: pointer;
	transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}

.sn-calc-btn:focus-visible {
	outline: none;
	box-shadow: 0 0 0 3px rgba(43, 125, 219, 0.25);
}

.sn-calc-btn--primary {
	background: var(--sn-calc-btn-primary-bg);
	color: var(--sn-calc-btn-primary-text);
}

.sn-calc-btn--primary:hover {
	background: var(--sn-calc-btn-primary-bg-hover);
}

.sn-calc-btn--secondary {
	background: var(--sn-calc-btn-secondary-bg);
	color: var(--sn-calc-btn-secondary-text);
}

.sn-calc-btn--secondary:hover {
	background: var(--sn-calc-btn-secondary-bg-hover);
}

.sn-calc-btn--save {
	min-height: 2rem;
	padding: 0.35rem 0.65rem;
	background: var(--sn-calc-btn-save-bg);
	color: var(--sn-calc-btn-save-text);
	border-color: var(--sn-calc-btn-save-border);
	font-size: 0.8125rem;
}

.sn-calc-btn--save:hover {
	background: rgba(43, 125, 219, 0.08);
	border-color: #2b7ddb;
}

.sn-calc-btn__icon {
	flex-shrink: 0;
}

.sn-calc-btn__save-text {
	white-space: nowrap;
}

.sn-calc-tabs {
	display: flex;
	flex-wrap: wrap;
	gap: 0.35rem;
	margin-bottom: 1rem;
}

.sn-calc-tabs__btn {
	min-height: 2.25rem;
	padding: 0.4rem 0.85rem;
	border-radius: 999px;
	border: 1px solid var(--color-border);
	background: #fff;
	color: var(--color-text-muted);
	font-size: 0.8125rem;
	font-weight: 600;
	cursor: pointer;
}

.sn-calc-tabs__btn.is-active,
.sn-calc-tabs__btn[aria-selected="true"] {
	background: rgba(43, 125, 219, 0.1);
	border-color: rgba(43, 125, 219, 0.35);
	color: #2b7ddb;
}

.sn-calc-panel[hidden] {
	display: none !important;
}

.sn-calc-radio-row {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem 1.25rem;
	align-items: center;
}

.sn-calc-radio {
	display: inline-flex;
	align-items: center;
	gap: 0.4rem;
	font-size: 0.9375rem;
	cursor: pointer;
}

.sn-calc-error {
	padding: 0.75rem 1rem;
	border-radius: 0.75rem;
	background: #fef2f2;
	border: 1px solid #fecaca;
	color: #991b1b;
	font-size: 0.875rem;
}

.sn-calc-error[hidden] {
	display: none;
}

.sn-calc-result {
	padding: 0;
	border-radius: 0.75rem;
	background: rgba(43, 125, 219, 0.06);
	border: 1px solid rgba(43, 125, 219, 0.15);
	font-size: 0.9375rem;
	color: var(--color-text);
	overflow: hidden;
}

.sn-calc-result__header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.75rem;
	padding: 0.75rem 1rem;
	border-bottom: 1px solid rgba(43, 125, 219, 0.12);
	background: rgba(255, 255, 255, 0.55);
}

.sn-calc-result__title {
	margin: 0;
	font-size: 1rem;
	font-weight: 700;
	color: var(--color-text);
}

.sn-calc-result__body {
	padding: 0.875rem 1rem 1rem;
}

.sn-calc-result[hidden] {
	display: none;
}

.sn-calc-result__note {
	display: block;
	margin-top: 0.35rem;
	font-size: 0.8125rem;
	color: var(--color-text-muted);
}

.sn-calc-formula {
	/* Deprecated — use sn_calc_math_equation() + KaTeX shortcodes instead. */
	text-align: center;
	font-size: 1.125rem;
	font-weight: 600;
	margin: 1rem 0;
}

.sn-calc-result-table {
	width: 100%;
	border-collapse: collapse;
	margin-top: 0.35rem;
}

.sn-calc-result-table td {
	padding: 0.35rem 0;
}

.sn-calc-result-table td:last-child {
	text-align: right;
	font-weight: 600;
}

.sn-calc-badge {
	display: inline-block;
	padding: 0.15rem 0.55rem;
	border-radius: 999px;
	font-size: 0.8125rem;
	font-weight: 700;
}

.sn-calc-badge--normal { background: #dcfce7; color: #166534; }
.sn-calc-badge--warning { background: #fef9c3; color: #854d0e; }
.sn-calc-badge--danger { background: #fee2e2; color: #991b1b; }

.sn-calc-toast {
	position: fixed;
	right: 1rem;
	bottom: 1rem;
	z-index: 9999;
	padding: 0.75rem 1rem;
	border-radius: 0.75rem;
	background: #1a1a1a;
	color: #fff;
	font-size: 0.875rem;
	font-weight: 600;
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
	opacity: 0;
	transform: translateY(0.5rem);
	pointer-events: none;
	transition: opacity 0.2s ease, transform 0.2s ease;
}

.sn-calc-toast.is-visible {
	opacity: 1;
	transform: translateY(0);
}

/* KaTeX formula blocks — shared across all calculator tools */
.sn-math-stack {
	display: flex;
	flex-direction: column;
	gap: 0.75rem;
	margin: 1rem 0 1.5rem;
}

.sn-math-block {
	padding: 0.75rem 1rem;
	border: 1px solid var(--color-border);
	border-radius: 0.75rem;
	background: #f8fafc;
	overflow-x: auto;
}

.sn-math-block p {
	margin: 0;
}

.sn-math-block--centered {
	text-align: center;
}

.sn-math-block__heading {
	margin: 0 0 0.5rem;
	font-size: 0.9375rem;
	color: var(--color-text);
}

.sn-math-latex {
	color: var(--color-text);
}

.sn-math-latex .katex {
	font-size: 1.05em;
}

.sn-math-block--centered .katex-display {
	margin: 0.15rem 0;
	text-align: center;
}

.sn-math-latex .katex-display {
	margin: 0.15rem 0;
	overflow-x: auto;
	overflow-y: hidden;
}

/* ----- Split layout, hint banner, charts (shared across calculators) ----- */
.sn-calc-hint {
	display: flex;
	align-items: center;
	gap: 0.5rem;
	margin: 0 0 1rem;
	padding: 0.65rem 0.85rem;
	border-radius: 0.75rem;
	background: linear-gradient(135deg, #1e3a5f 0%, #2b7ddb 100%);
	color: #fff;
	font-size: 0.875rem;
	font-weight: 600;
}

.sn-calc-hint__icon {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 1.35rem;
	height: 1.35rem;
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.18);
	font-size: 0.75rem;
}

.sn-calc-split {
	display: grid;
	grid-template-columns: 1fr;
	gap: 1rem;
}

@media (min-width: 900px) {
	.sn-calc-split {
		grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
		align-items: start;
	}
}

.sn-calc-split__full {
	grid-column: 1 / -1;
}

.sn-calc-panel-box {
	padding: 1rem;
	border: 1px solid var(--color-border);
	border-radius: 1rem;
	background: #f8fafc;
}

.sn-calc-panel-box + .sn-calc-panel-box {
	margin-top: 1.25rem;
}

.sn-calc-panel-box__title {
	margin: 0 0 0.75rem;
	font-size: 1rem;
	font-weight: 700;
	color: #0f172a;
}

.sn-calc-tabs--boxed {
	margin-bottom: 1rem;
	border-bottom: 1px solid var(--color-border);
	padding-bottom: 0.35rem;
}

.sn-calc-tabs--boxed .sn-calc-tabs__btn {
	border-radius: 0.5rem 0.5rem 0 0;
	border: none;
	background: transparent;
}

.sn-calc-tabs--boxed .sn-calc-tabs__btn.is-active {
	background: #fff;
	box-shadow: inset 0 -2px 0 #2b7ddb;
}

.sn-calc-result__header--accent {
	background: #1e3a5f;
	border-bottom-color: rgba(255, 255, 255, 0.12);
}

.sn-calc-result__header--accent .sn-calc-result__title {
	color: #fff;
}

.sn-calc-btn--save-on-dark {
	color: #fff;
	border-color: rgba(255, 255, 255, 0.35);
}

.sn-calc-btn--save-on-dark:hover {
	background: rgba(255, 255, 255, 0.12);
	border-color: #fff;
}

.sn-calc-totals__row {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	justify-content: space-between;
	gap: 0.35rem 0.75rem;
	padding: 0.35rem 0;
	font-size: 0.9375rem;
}

.sn-calc-totals__row + .sn-calc-totals__row {
	border-top: 1px solid var(--color-border);
	margin-top: 0.25rem;
	padding-top: 0.65rem;
}

.sn-calc-totals__label {
	color: var(--color-text-muted);
}

.sn-calc-totals__value {
	font-size: 1.0625rem;
	color: #0f172a;
}

.sn-calc-totals__value.is-positive {
	color: #16a34a;
}

.sn-calc-steps {
	margin-top: 0.85rem;
	padding-top: 0.85rem;
	border-top: 1px solid var(--color-border);
}

.sn-calc-steps__heading {
	margin: 0 0 0.5rem;
	font-size: 0.875rem;
	font-weight: 700;
}

.sn-calc-steps__table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.875rem;
	line-height: 1.45;
}

.sn-calc-steps__table td {
	padding: 0.2rem 0;
	vertical-align: top;
}

.sn-calc-steps__table td:first-child {
	width: 38%;
	color: var(--color-text-muted);
}

.sn-calc-steps__table td.is-eq {
	width: 1.5rem;
	text-align: center;
	font-weight: 700;
}

.sn-calc-charts {
	display: grid;
	grid-template-columns: 1fr;
	gap: 1rem;
	margin-top: 0.5rem;
}

@media (min-width: 720px) {
	.sn-calc-charts {
		grid-template-columns: minmax(0, 1fr) auto;
		align-items: start;
	}
}

.sn-calc-chart-card {
	padding: 1rem;
	border: 1px solid var(--color-border);
	border-radius: 1rem;
	background: #fff;
}

.sn-calc-chart-card__title {
	margin: 0 0 0.65rem;
	font-size: 0.9375rem;
	font-weight: 700;
}

.sn-calc-chart-card__canvas {
	overflow-x: auto;
}

.sn-calc-chart__svg {
	width: 100%;
	min-width: 280px;
	height: auto;
	display: block;
}

.sn-calc-chart__tick {
	font-size: 10px;
	fill: #64748b;
	font-weight: 600;
}

.sn-calc-chart-card--pie {
	max-width: none;
}

.sn-calc-chart-card--pie .sn-calc-chart-card__canvas {
	display: flex;
	justify-content: center;
	padding: 0.25rem 0;
}

.sn-calc-chart__svg--pie {
	width: 220px;
	min-width: 220px;
	max-width: 100%;
	height: auto;
}

.sn-calc-chart__slice {
	cursor: pointer;
}

.sn-calc-chart__bar-hit {
	cursor: pointer;
}

.sn-calc-chart__pie-line {
	stroke: #fff;
	stroke-width: 1;
}

.sn-calc-chart__legend {
	font-size: 13px;
	fill: #0f172a;
	font-weight: 600;
}

.sn-calc-chart__legend--muted {
	font-weight: 500;
	fill: #64748b;
}

.sn-calc-chart__svg--responsive {
	display: block;
	max-width: 100%;
	height: auto;
}

.sn-calc-chart__pie-label {
	font-size: 12px;
	font-weight: 700;
	fill: #fff;
	paint-order: stroke;
	stroke-width: 2px;
}

.sn-calc-schedule-wrap {
	margin-top: 1rem;
	padding: 1rem;
	border: 1px solid var(--color-border);
	border-radius: 1rem;
	background: #fff;
}

.sn-calc-schedule__title {
	margin: 0 0 0.75rem;
	font-size: 0.9375rem;
	font-weight: 700;
}

.sn-calc-schedule-scroll {
	overflow-x: auto;
	max-height: 320px;
	overflow-y: auto;
}

.sn-calc-schedule {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.875rem;
}

.sn-calc-schedule th,
.sn-calc-schedule td {
	padding: 0.45rem 0.65rem;
	border: 1px solid var(--color-border);
	text-align: left;
}

.sn-calc-schedule th {
	position: sticky;
	top: 0;
	background: #f1f5f9;
	font-weight: 700;
	z-index: 1;
}

.sn-calc-schedule .is-num,
.sn-calc-schedule th.is-num {
	text-align: right;
}

.sn-calc-data-table {
	width: 100%;
	border-collapse: collapse;
	margin: 1rem 0 1.25rem;
	font-size: 0.9375rem;
}

.sn-calc-data-table th,
.sn-calc-data-table td {
	padding: 0.55rem 0.75rem;
	border: 1px solid var(--color-border);
	text-align: left;
}

.sn-calc-data-table th {
	background: #f1f5f9;
	font-weight: 700;
}

.sn-calc-data-table .is-num {
	text-align: right;
}

.sn-calc-inline-result {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.5rem 0.75rem;
	margin-top: 0.75rem;
	padding: 0.85rem 1rem;
	border-radius: 0.75rem;
	background: #eef6ff;
	border: 1px solid #bfdbfe;
	font-size: 1rem;
}

.sn-calc-inline-result__value {
	font-size: 1.25rem;
	font-weight: 700;
	color: #16a34a;
}

.sn-calc-tier-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.875rem;
	margin-top: 0.5rem;
}

.sn-calc-tier-table th,
.sn-calc-tier-table td {
	padding: 0.4rem 0.35rem;
	border-bottom: 1px solid var(--color-border);
}

.sn-calc-tier-table th {
	font-size: 0.75rem;
	text-transform: uppercase;
	color: var(--color-text-muted);
}

.sn-calc-radio-group {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem 1.25rem;
	margin: 0.5rem 0;
}

.sn-calc-radio {
	display: inline-flex;
	align-items: center;
	gap: 0.35rem;
	font-size: 0.875rem;
	cursor: pointer;
}

.sn-calc-pie-tooltip {
	position: absolute;
	z-index: 9999;
	display: block;
	padding: 5px 8px;
	border: 1px solid #11233a;
	border-radius: 5px;
	font-size: 13px;
	font-family: inherit;
	color: #fff;
	line-height: 1.35;
	pointer-events: none;
	opacity: 0.95;
}