.iw-calculator {
	--iw-calculator-accent: var(--ip-color-link, #6657a6);
	--iw-calculator-bg: var(--ip-color-surface-raised, #fff);
	--iw-calculator-panel: var(--ip-color-surface, #f5f5f5);
	--iw-calculator-text: var(--ip-color-text-strong, #222);
	--iw-calculator-muted: var(--ip-color-text-muted, #5f5f5f);
	--iw-calculator-border: var(--ip-color-border, #d7d7d7);
	color: var(--iw-calculator-text);
	font: inherit;
	max-width: 70rem;
	margin-block: clamp(2rem, 5vw, 4rem);
}

.iw-calculator *,
.iw-calculator *::before,
.iw-calculator *::after {
	box-sizing: border-box;
}

.iw-calculator__header {
	border-bottom: 1px solid color-mix(in srgb, var(--iw-calculator-accent) 38%, transparent);
	margin-bottom: 1.5rem;
	padding-bottom: 1rem;
}

.iw-calculator__header h2,
.iw-calculator__results h3,
.iw-calculator__results h4 {
	color: var(--iw-calculator-text);
	margin-top: 0;
}

.iw-calculator__header h2 {
	font-size: clamp(1.75rem, 4vw, 2.25rem);
	line-height: 1.15;
	margin-bottom: 0.5rem;
}

.iw-calculator__header p,
.iw-calculator__period {
	color: var(--iw-calculator-muted);
	margin: 0;
}

.iw-calculator__form {
	display: grid;
	gap: clamp(1rem, 3vw, 2rem);
}

.iw-calculator__inputs {
	display: grid;
	gap: 1rem;
	min-width: 0;
}

.iw-calculator__panel {
	background: var(--iw-calculator-panel);
	border: 1px solid var(--iw-calculator-border);
	border-radius: 1.25rem;
	box-shadow: 0 0.25rem 1.25rem rgb(0 0 0 / 0.06);
	min-width: 0;
	padding: clamp(1rem, 3vw, 1.5rem);
}

fieldset.iw-calculator__panel {
	margin: 0;
}

.iw-calculator__panel legend {
	color: var(--iw-calculator-text);
	font-size: clamp(1.1rem, 2.5vw, 1.35rem);
	font-weight: 700;
	line-height: 1.25;
	padding: 0 0.35rem;
}

.iw-calculator__fields {
	display: grid;
	gap: 1rem;
	margin-top: 0.75rem;
}

.iw-calculator__field {
	display: flex;
	flex-direction: column;
	gap: 0.4rem;
	min-width: 0;
}

.iw-calculator__field label {
	color: var(--iw-calculator-text);
	font-size: 0.9rem;
	font-weight: 600;
	line-height: 1.35;
}

.iw-calculator__field input {
	appearance: none;
	background: var(--iw-calculator-bg);
	border: 1px solid var(--iw-calculator-border);
	border-radius: 0.75rem;
	color: var(--iw-calculator-text);
	font: inherit;
	font-variant-numeric: tabular-nums;
	min-height: 2.75rem;
	padding: 0.65rem 0.75rem;
	width: 100%;
}

.iw-calculator__field input:focus-visible,
.iw-calculator__reset:focus-visible,
.iw-calculator__method summary:focus-visible {
	outline: 3px solid color-mix(in srgb, var(--iw-calculator-accent) 70%, white);
	outline-offset: 2px;
}

.iw-calculator__field input:invalid:not(:focus) {
	border-color: #b42318;
}

.iw-calculator__reset {
	background: transparent;
	border: 2px solid var(--iw-calculator-accent);
	border-radius: 999px;
	color: var(--iw-calculator-accent);
	cursor: pointer;
	font: inherit;
	font-weight: 700;
	min-height: 2.75rem;
	padding: 0.55rem 1rem;
	width: fit-content;
}

.iw-calculator__reset:hover {
	background: color-mix(in srgb, var(--iw-calculator-accent) 10%, transparent);
}

.iw-calculator__error,
.iw-calculator__noscript {
	background: #fef3f2;
	border-left: 0.25rem solid #b42318;
	border-radius: 0.35rem;
	color: #7a271a;
	margin: 0;
	padding: 0.75rem 1rem;
}

.iw-calculator__results {
	align-self: start;
}

.iw-calculator__results h3 {
	border-bottom: 2px solid var(--iw-calculator-accent);
	font-size: 1.35rem;
	margin-bottom: 0.75rem;
	padding-bottom: 0.75rem;
}

.iw-calculator__results h4 {
	font-size: 1rem;
	margin-bottom: 0.4rem;
	margin-top: 1.25rem;
}

.iw-calculator__result-list {
	margin: 0;
}

.iw-calculator__result-list > div {
	display: grid;
	grid-template-columns: minmax(0, 1fr) auto;
	gap: 1rem;
	padding-block: 0.5rem;
}

.iw-calculator__result-list > div + div {
	border-top: 1px solid var(--iw-calculator-border);
}

.iw-calculator__result-list dt,
.iw-calculator__result-list dd {
	margin: 0;
}

.iw-calculator__result-list dd,
.iw-calculator__total output {
	color: var(--iw-calculator-accent);
	font-variant-numeric: tabular-nums;
	font-weight: 800;
	text-align: right;
}

.iw-calculator__total {
	align-items: center;
	border-top: 2px solid var(--iw-calculator-accent);
	display: grid;
	font-size: 1.1rem;
	font-weight: 800;
	gap: 0.75rem;
	grid-template-columns: minmax(0, 1fr) auto;
	line-height: 1.3;
	margin: 1.25rem 0 0;
	padding-top: 1rem;
}

.iw-calculator__total output {
	font-size: 1.35rem;
}

.iw-calculator__method {
	border: 1px solid var(--iw-calculator-border);
	border-radius: 0.75rem;
	margin-top: 1rem;
	padding: 0.75rem 1rem;
}

.iw-calculator__method summary {
	cursor: pointer;
	font-weight: 700;
}

.iw-calculator__method p:last-child {
	margin-bottom: 0;
}

@media (min-width: 38rem) {
	.iw-calculator__fields--two,
	.iw-calculator__fields--three {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}
}

@media (min-width: 56rem) {
	.iw-calculator__form {
		grid-template-columns: minmax(0, 2fr) minmax(16rem, 1fr);
	}

	.iw-calculator__fields--three {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}

	.iw-calculator__results {
		position: sticky;
		top: 6rem;
	}
}

@media (prefers-reduced-motion: reduce) {
	.iw-calculator *,
	.iw-calculator *::before,
	.iw-calculator *::after {
		scroll-behavior: auto;
		transition-duration: 0.01ms;
	}
}