:root {
	--icp-bg: #f4f6f8;
	--icp-surface: #ffffff;
	--icp-surface-2: #eef2f6;
	--icp-text: #1f2933;
	--icp-muted: #657281;
	--icp-border: #dce3ea;
	--icp-primary: #3f4a56;
	--icp-primary-strong: #252d36;
	--icp-accent: #6d7885;
	--icp-success: #1f7a4d;
	--icp-danger: #b42318;
	--icp-shadow: 0 18px 45px rgba(31, 41, 51, 0.12);
	--icp-radius: 22px;
	--icp-radius-sm: 14px;
}

.icp-calculator {
	box-sizing: border-box;
	width: 100%;
	max-width: 100%;
	margin: 0 auto;
	padding: 16px;
	background: linear-gradient(145deg, var(--icp-bg), #ffffff);
	color: var(--icp-text);
	font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

.icp-calculator.icp-dark {
	--icp-bg: #11161d;
	--icp-surface: #171f28;
	--icp-surface-2: #202a35;
	--icp-text: #f4f7fb;
	--icp-muted: #aab5c2;
	--icp-border: #303d4b;
	--icp-primary: #c2c9d2;
	--icp-primary-strong: #f5f7fa;
	--icp-accent: #8d98a6;
	--icp-success: #72d6a0;
	--icp-danger: #ff9188;
	--icp-shadow: 0 18px 45px rgba(0, 0, 0, 0.32);
	background: linear-gradient(145deg, #0d1117, #151b23);
}

.icp-shell {
	width: min(1180px, 100%);
	margin: 0 auto;
}

.icp-header {
	display: flex;
	flex-direction: column;
	gap: 16px;
	align-items: flex-start;
	justify-content: space-between;
	margin: 0 0 20px;
	padding: 24px;
	border: 1px solid var(--icp-border);
	border-radius: var(--icp-radius);
	background: var(--icp-surface);
	box-shadow: var(--icp-shadow);
}

.icp-kicker {
	margin: 0 0 6px;
	color: var(--icp-accent);
	font-size: 0.75rem;
	font-weight: 800;
	letter-spacing: 0.08em;
	text-transform: uppercase;
}

.icp-header h1,
.icp-card-title h2,
.icp-result h2 {
	margin: 0;
	color: var(--icp-text);
	line-height: 1.12;
}

.icp-header h1 {
	font-size: clamp(1.8rem, 5vw, 3.2rem);
	letter-spacing: -0.05em;
	text-transform: capitalize;
}

.icp-subtitle,
.icp-card-title p,
.icp-result-head p,
.icp-note,
.icp-field small {
	color: var(--icp-muted);
}

.icp-subtitle {
	max-width: 760px;
	margin: 10px 0 0;
	font-size: 1rem;
}

.icp-theme-toggle,
.icp-btn {
	appearance: none;
	border: 1px solid var(--icp-border);
	border-radius: 999px;
	background: var(--icp-surface-2);
	color: var(--icp-text);
	cursor: pointer;
	font-weight: 800;
	transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.icp-theme-toggle {
	display: inline-flex;
	gap: 9px;
	align-items: center;
	padding: 10px 14px;
	white-space: nowrap;
}

.icp-toggle-icon {
	font-size: 1.05rem;
}

.icp-theme-toggle:hover,
.icp-btn:hover {
	transform: translateY(-1px);
	box-shadow: 0 10px 22px rgba(31, 41, 51, 0.14);
}

.icp-form {
	display: grid;
	gap: 18px;
}

.icp-card,
.icp-result {
	border: 1px solid var(--icp-border);
	border-radius: var(--icp-radius);
	background: rgba(255, 255, 255, 0.92);
	box-shadow: var(--icp-shadow);
}

.icp-dark .icp-card,
.icp-dark .icp-result {
	background: rgba(23, 31, 40, 0.94);
}

.icp-card {
	padding: 20px;
}

.icp-card-title {
	display: flex;
	gap: 12px;
	align-items: flex-start;
	margin-bottom: 18px;
}

.icp-card-title > span {
	display: grid;
	width: 38px;
	height: 38px;
	place-items: center;
	flex: 0 0 auto;
	border-radius: 13px;
	background: var(--icp-surface-2);
	color: var(--icp-primary-strong);
	font-size: 1.1rem;
}

.icp-card-title h2 {
	font-size: clamp(1.15rem, 3vw, 1.45rem);
}

.icp-card-title p {
	margin: 5px 0 0;
	font-size: 0.92rem;
}

.icp-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 14px;
}

.icp-field {
	display: grid;
	gap: 7px;
	min-width: 0;
	font-weight: 750;
}

.icp-field span,
.icp-checks legend {
	font-size: 0.88rem;
	color: var(--icp-text);
}

.icp-field input,
.icp-field select {
	width: 100%;
	min-height: 48px;
	border: 1px solid var(--icp-border);
	border-radius: var(--icp-radius-sm);
	background: var(--icp-surface);
	color: var(--icp-text);
	padding: 11px 13px;
	font: inherit;
	font-weight: 700;
	outline: none;
	transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.icp-field input:focus,
.icp-field select:focus,
.icp-theme-toggle:focus-visible,
.icp-btn:focus-visible,
.icp-checks input:focus-visible {
	border-color: var(--icp-primary);
	box-shadow: 0 0 0 4px rgba(109, 120, 133, 0.2);
	outline: 3px solid transparent;
}

.icp-field input[aria-invalid="true"],
.icp-field select[aria-invalid="true"] {
	border-color: var(--icp-danger);
	box-shadow: 0 0 0 4px rgba(180, 35, 24, 0.12);
}

.icp-field small {
	font-size: 0.78rem;
	font-weight: 600;
}

.icp-checks {
	display: grid;
	grid-template-columns: 1fr;
	gap: 10px;
	margin: 18px 0 0;
	padding: 0;
	border: 0;
}

.icp-checks legend {
	margin-bottom: 8px;
	font-weight: 800;
}

.icp-checks label {
	display: flex;
	gap: 9px;
	align-items: center;
	min-height: 42px;
	padding: 9px 11px;
	border: 1px solid var(--icp-border);
	border-radius: var(--icp-radius-sm);
	background: var(--icp-surface-2);
	cursor: pointer;
	font-weight: 700;
}

.icp-checks input {
	width: 18px;
	height: 18px;
	accent-color: var(--icp-primary);
}

.icp-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin: 2px 0 0;
}

.icp-btn {
	min-height: 44px;
	padding: 10px 16px;
	font-size: 0.92rem;
}

.icp-btn-primary {
	border-color: var(--icp-primary-strong);
	background: var(--icp-primary-strong);
	color: var(--icp-surface);
}

.icp-btn-secondary {
	background: transparent;
}

.icp-result {
	margin-top: 20px;
	padding: 22px;
}

.icp-result-head {
	display: flex;
	flex-direction: column;
	gap: 14px;
	align-items: flex-start;
	justify-content: space-between;
}

.icp-result h2 {
	font-size: clamp(2.2rem, 7vw, 4rem);
	letter-spacing: -0.06em;
}

.icp-result-head p {
	margin: 4px 0 0;
}

.icp-score-badge {
	display: inline-flex;
	align-items: center;
	min-height: 38px;
	padding: 8px 13px;
	border-radius: 999px;
	background: var(--icp-surface-2);
	color: var(--icp-primary-strong);
	font-weight: 900;
}

.icp-result-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 12px;
	margin-top: 18px;
}

.icp-mini-card {
	padding: 14px;
	border: 1px solid var(--icp-border);
	border-radius: var(--icp-radius-sm);
	background: var(--icp-surface-2);
}

.icp-mini-card span {
	display: block;
	margin-bottom: 6px;
	color: var(--icp-muted);
	font-size: 0.82rem;
	font-weight: 800;
}

.icp-mini-card strong {
	font-size: 1.25rem;
	color: var(--icp-text);
}

.icp-bars {
	display: grid;
	gap: 10px;
	margin-top: 18px;
}

.icp-bars > div {
	display: grid;
	gap: 6px;
}

.icp-bars span {
	font-size: 0.8rem;
	font-weight: 900;
	color: var(--icp-muted);
}

.icp-bar {
	overflow: hidden;
	height: 12px;
	border-radius: 999px;
	background: var(--icp-surface-2);
}

.icp-bar i {
	display: block;
	width: 0%;
	height: 100%;
	border-radius: inherit;
	background: linear-gradient(90deg, var(--icp-accent), var(--icp-primary-strong));
	transition: width 0.25s ease;
}

.icp-summary {
	margin-top: 18px;
	padding: 14px;
	border: 1px solid var(--icp-border);
	border-radius: var(--icp-radius-sm);
	background: var(--icp-surface);
	color: var(--icp-text);
	font-weight: 700;
}

.icp-summary ul {
	margin: 0;
	padding-left: 19px;
}

.icp-summary li + li {
	margin-top: 6px;
}

.icp-note {
	margin: 14px 0 0;
	font-size: 0.82rem;
	line-height: 1.55;
}

@media (min-width: 620px) {
	.icp-calculator {
		padding: 24px;
	}

	.icp-header {
		flex-direction: row;
		align-items: center;
		padding: 30px;
	}

	.icp-grid,
	.icp-result-grid {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.icp-checks {
		grid-template-columns: repeat(2, minmax(0, 1fr));
	}

	.icp-result-head {
		flex-direction: row;
		align-items: center;
	}
}

@media (min-width: 940px) {
	.icp-grid {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}

	.icp-checks {
		grid-template-columns: repeat(3, minmax(0, 1fr));
	}

	.icp-result-grid {
		grid-template-columns: repeat(4, minmax(0, 1fr));
	}
}

@media print {
	.icp-calculator {
		padding: 0;
		background: #fff !important;
	}

	.icp-theme-toggle,
	.icp-actions {
		display: none !important;
	}

	.icp-card,
	.icp-result,
	.icp-header {
		box-shadow: none !important;
		break-inside: avoid;
	}
}