/**
 * Ice Dam Risk Calculator styles.
 *
 * Clean, utilitarian layout. Inherits host theme typography.
 */

.idrc-root {
	--idrc-text: #1f2933;
	--idrc-muted: #52606d;
	--idrc-surface: #ffffff;
	--idrc-surface-alt: #f7f9fb;
	--idrc-border: #d9e2ec;
	--idrc-focus: #2563eb;
	--idrc-tier-low: #2d7a3a;
	--idrc-tier-moderate: #c97a00;
	--idrc-tier-high: #c94f00;
	--idrc-tier-severe: #b01c1c;
	--idrc-max-width: 42.5rem;
	--idrc-radius: 0.375rem;

	box-sizing: border-box;
	max-width: var(--idrc-max-width);
	margin-inline: auto;
	padding: 1rem 0 2rem;
	color: var(--idrc-text);
	font: inherit;
	line-height: 1.6;
}

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

.idrc-heading {
	margin: 0 0 0.75rem;
	font-size: clamp(1.25rem, 3.5vw, 1.5rem);
	line-height: 1.3;
	color: var(--idrc-text);
}

.idrc-description {
	margin: 0 0 1rem;
	color: var(--idrc-muted);
	font-size: 0.975rem;
}

.idrc-disclaimer {
	margin: 0 0 1.25rem;
	padding: 0.75rem 0.875rem;
	border-left: 3px solid var(--idrc-muted);
	background: var(--idrc-surface-alt);
	color: var(--idrc-muted);
	font-size: 0.875rem;
	font-style: italic;
}

.idrc-form[hidden],
.idrc-intro[hidden],
.idrc-results[hidden] {
	display: none;
}

.idrc-question {
	margin: 0 0 1.5rem;
	padding: 0;
	border: 0;
}

.idrc-question-label {
	display: block;
	margin-bottom: 0.625rem;
	padding: 0;
	font-size: 1rem;
	font-weight: 600;
	color: var(--idrc-text);
}

.idrc-helper {
	display: block;
	margin-top: 0.375rem;
	font-size: 0.875rem;
	font-weight: 400;
	color: var(--idrc-muted);
}

.idrc-question select {
	display: block;
	width: 100%;
	max-width: 100%;
	margin-top: 0.5rem;
	padding: 0.625rem 0.75rem;
	border: 1px solid var(--idrc-border);
	border-radius: var(--idrc-radius);
	background: var(--idrc-surface);
	color: var(--idrc-text);
	font: inherit;
	line-height: 1.4;
}

.idrc-question select:focus {
	outline: 2px solid var(--idrc-focus);
	outline-offset: 2px;
}

.idrc-option {
	display: block;
	margin-top: 0.5rem;
	margin-bottom: 0.5rem;
	padding: 0.75rem 0.875rem;
	border: 1px solid var(--idrc-border);
	border-radius: var(--idrc-radius);
	background: var(--idrc-surface-alt);
	cursor: pointer;
	transition: border-color 0.15s ease, background-color 0.15s ease;
}

.idrc-option:hover {
	border-color: var(--idrc-muted);
}

.idrc-option:has(input:checked) {
	border-color: var(--idrc-focus);
	background: color-mix(in srgb, var(--idrc-focus) 6%, white);
}

.idrc-option input {
	margin-right: 0.5rem;
	accent-color: var(--idrc-focus);
	vertical-align: top;
	margin-top: 0.2rem;
}

.idrc-option span {
	display: inline;
}

.idrc-error {
	display: block;
	margin-top: 0.5rem;
	padding: 0.5rem 0.75rem;
	border: 1px solid #c53030;
	border-radius: var(--idrc-radius);
	background: #fff5f5;
	color: #742a2a;
	font-size: 0.875rem;
}

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

.idrc-question--error select,
.idrc-question--error .idrc-option {
	border-color: #c53030;
}

.idrc-submit {
	display: inline-block;
	margin-top: 0.5rem;
	padding: 0.75rem 1.25rem;
	border: none;
	border-radius: var(--idrc-radius);
	background: var(--idrc-text);
	color: #ffffff;
	font: inherit;
	font-weight: 600;
	font-size: 1rem;
	cursor: pointer;
	transition: background-color 0.15s ease;
}

.idrc-submit:hover {
	background: #374151;
}

.idrc-submit:focus {
	outline: 2px solid var(--idrc-focus);
	outline-offset: 2px;
}

.idrc-results {
	padding: 1.25rem 0;
}

.idrc-tier-badge {
	display: inline-block;
	margin: 0 0 1.25rem;
	padding: 0.5rem 1.25rem;
	border-radius: 999px;
	color: #ffffff;
	font-size: 1.125rem;
	font-weight: 700;
	line-height: 1.3;
}

.idrc-tier-badge:focus {
	outline: 2px solid var(--idrc-focus);
	outline-offset: 3px;
}

.idrc-tier--low {
	background-color: var(--idrc-tier-low);
}

.idrc-tier--moderate {
	background-color: var(--idrc-tier-moderate);
}

.idrc-tier--high {
	background-color: var(--idrc-tier-high);
}

.idrc-tier--severe {
	background-color: var(--idrc-tier-severe);
}

.idrc-summary {
	margin: 0 0 1rem;
	font-size: 0.9375rem;
	color: var(--idrc-muted);
}

.idrc-explanation {
	margin: 0 0 1.5rem;
	font-size: 1rem;
	color: var(--idrc-text);
}

.idrc-rec-heading {
	margin: 0 0 0.75rem;
	font-size: 1.0625rem;
	font-weight: 600;
	color: var(--idrc-text);
}

.idrc-recommendations .idrc-disclaimer {
	margin-bottom: 1rem;
}

.idrc-rec-list {
	margin: 0 0 1.5rem;
	padding-left: 1.25rem;
	list-style: decimal;
}

.idrc-rec-item {
	margin-bottom: 1rem;
	padding-left: 0.25rem;
	font-size: 0.975rem;
	color: var(--idrc-text);
}

.idrc-rec-item:last-child {
	margin-bottom: 0;
}

.idrc-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 0.75rem;
}

.idrc-btn {
	display: inline-block;
	padding: 0.75rem 1.25rem;
	border: none;
	border-radius: var(--idrc-radius);
	font: inherit;
	font-weight: 600;
	font-size: 0.9375rem;
	cursor: pointer;
	transition: background-color 0.15s ease, color 0.15s ease;
}

.idrc-btn:focus {
	outline: 2px solid var(--idrc-focus);
	outline-offset: 2px;
}

.idrc-btn--primary {
	background: var(--idrc-text);
	color: #ffffff;
}

.idrc-btn--primary:hover {
	background: #374151;
}

.idrc-btn--secondary {
	border: 1px solid var(--idrc-border);
	background: var(--idrc-surface);
	color: var(--idrc-text);
}

.idrc-btn--secondary:hover {
	background: var(--idrc-surface-alt);
}

@media (max-width: 480px) {
	.idrc-root {
		padding-inline: 0.25rem;
	}

	.idrc-actions {
		flex-direction: column;
	}

	.idrc-btn {
		width: 100%;
		text-align: center;
	}
}

@media (max-width: 320px) {
	.idrc-option {
		padding: 0.625rem 0.75rem;
	}

	.idrc-tier-badge {
		font-size: 1rem;
	}
}