.bs-training-calculator {
	--bs-accent: #16846f;
	--bs-accent-dark: color-mix(in srgb, var(--bs-accent) 78%, #000);
	--bs-soft: color-mix(in srgb, var(--bs-accent) 10%, #fff);
	--bs-border: #dbe8e4;
	--bs-text: #263b38;
	--bs-muted: #647873;
	max-width: 980px;
	margin: 38px auto;
	font-family: Arial, Helvetica, sans-serif;
	color: var(--bs-text);
	line-height: 1.55;
}

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

.bs-calc-shell {
	overflow: hidden;
	background: #fff;
	border: 1px solid var(--bs-border);
	border-radius: 20px;
	box-shadow: 0 16px 45px rgba(18, 70, 61, .11);
}

.bs-calc-header {
	padding: 34px;
	color: #fff;
	background:
		radial-gradient(circle at 88% 20%, rgba(255,255,255,.18), transparent 27%),
		linear-gradient(135deg, var(--bs-accent-dark), var(--bs-accent));
}

.bs-calc-kicker,
.bs-result-eyebrow {
	display: inline-block;
	margin-bottom: 10px;
	font-size: 12px;
	font-weight: 800;
	letter-spacing: .08em;
	text-transform: uppercase;
}

.bs-calc-kicker {
	padding: 7px 11px;
	color: var(--bs-accent-dark);
	background: #fff;
	border-radius: 999px;
}

.bs-calc-header h2 {
	margin: 0 0 12px;
	color: #fff;
	font-size: clamp(27px, 4vw, 38px);
	line-height: 1.18;
}

.bs-calc-header p {
	max-width: 790px;
	margin: 0;
	color: rgba(255,255,255,.93);
	font-size: 17px;
}

.bs-calc-features {
	display: flex;
	flex-wrap: wrap;
	gap: 9px;
	margin-top: 20px;
}

.bs-calc-features span {
	padding: 7px 10px;
	background: rgba(255,255,255,.13);
	border: 1px solid rgba(255,255,255,.25);
	border-radius: 999px;
	font-size: 13px;
}

.bs-calc-form {
	padding: 32px;
}

.bs-step {
	padding: 26px 0;
	border-bottom: 1px solid #edf2f0;
}

.bs-step:first-child { padding-top: 0; }
.bs-step:last-of-type { border-bottom: 0; }

.bs-step-title {
	display: flex;
	align-items: flex-start;
	gap: 14px;
	margin-bottom: 17px;
}

.bs-step-number {
	display: flex;
	flex: 0 0 38px;
	width: 38px;
	height: 38px;
	align-items: center;
	justify-content: center;
	color: #fff;
	background: var(--bs-accent);
	border-radius: 50%;
	font-weight: 800;
}

.bs-step-title h3 {
	margin: 1px 0 4px;
	font-size: 21px;
	line-height: 1.3;
}

.bs-step-title p {
	margin: 0;
	color: var(--bs-muted);
	font-size: 14px;
}

.bs-option-grid {
	display: grid;
	gap: 12px;
}

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

.bs-choice-card {
	position: relative;
	display: flex;
	gap: 13px;
	min-height: 108px;
	padding: 17px;
	cursor: pointer;
	background: #f9fbfa;
	border: 1px solid var(--bs-border);
	border-radius: 13px;
	transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease, background .18s ease;
}

.bs-choice-card:hover {
	transform: translateY(-1px);
	border-color: var(--bs-accent);
}

.bs-choice-card input {
	position: absolute;
	opacity: 0;
	pointer-events: none;
}

.bs-choice-card:has(input:checked) {
	background: var(--bs-soft);
	border-color: var(--bs-accent);
	box-shadow: 0 0 0 2px color-mix(in srgb, var(--bs-accent) 14%, transparent);
}

.bs-choice-icon {
	font-size: 27px;
	line-height: 1;
}

.bs-choice-text strong,
.bs-choice-text small {
	display: block;
}

.bs-choice-text strong {
	margin-bottom: 5px;
	font-size: 16px;
}

.bs-choice-text small {
	color: var(--bs-muted);
	font-size: 13px;
	line-height: 1.45;
}

.bs-segmented-control {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 9px;
}

.bs-segmented-control label {
	position: relative;
	cursor: pointer;
}

.bs-segmented-control input {
	position: absolute;
	opacity: 0;
}

.bs-segmented-control span {
	display: block;
	padding: 13px 12px;
	text-align: center;
	font-weight: 700;
	background: #f8fbfa;
	border: 1px solid var(--bs-border);
	border-radius: 10px;
}

.bs-segmented-control input:checked + span {
	color: #fff;
	background: var(--bs-accent);
	border-color: var(--bs-accent);
}

.bs-field-grid {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 14px;
}

.bs-field {
	display: block;
}

.bs-field > span {
	display: block;
	margin-bottom: 7px;
	font-weight: 700;
	font-size: 14px;
}

.bs-field em {
	color: var(--bs-muted);
	font-weight: 400;
}

.bs-field input,
.bs-field select {
	width: 100%;
	min-height: 48px;
	padding: 11px 13px;
	color: var(--bs-text);
	background: #fff;
	border: 1px solid #cfdeda;
	border-radius: 9px;
	font: inherit;
}

.bs-field input:focus,
.bs-field select:focus {
	outline: 3px solid color-mix(in srgb, var(--bs-accent) 17%, transparent);
	border-color: var(--bs-accent);
}

.bs-check-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 10px;
}

.bs-check {
	position: relative;
	cursor: pointer;
}

.bs-check input {
	position: absolute;
	opacity: 0;
}

.bs-check span {
	display: flex;
	min-height: 50px;
	align-items: center;
	padding: 11px 13px;
	background: #f8fbfa;
	border: 1px solid var(--bs-border);
	border-radius: 10px;
	font-size: 14px;
	font-weight: 700;
}

.bs-check input:checked + span {
	background: var(--bs-soft);
	border-color: var(--bs-accent);
	box-shadow: inset 4px 0 0 var(--bs-accent);
}

.bs-calc-actions,
.bs-result-actions {
	display: flex;
	flex-wrap: wrap;
	gap: 11px;
	margin-top: 26px;
}

.bs-primary-button,
.bs-secondary-button {
	min-height: 48px;
	padding: 13px 20px;
	cursor: pointer;
	border-radius: 9px;
	font: 700 16px/1.2 Arial, Helvetica, sans-serif;
	transition: transform .16s ease, opacity .16s ease;
}

.bs-primary-button {
	color: #fff;
	background: var(--bs-accent);
	border: 1px solid var(--bs-accent);
}

.bs-secondary-button {
	color: var(--bs-text);
	background: #fff;
	border: 1px solid #bbcfca;
}

.bs-primary-button:hover,
.bs-secondary-button:hover {
	transform: translateY(-1px);
}

.bs-form-message {
	display: none;
	margin-top: 17px;
	padding: 13px 15px;
	color: #7b3f00;
	background: #fff4df;
	border-left: 5px solid #e5a127;
	border-radius: 8px;
}

.bs-form-message.is-visible {
	display: block;
}

.bs-calc-result {
	padding: 32px;
	background: #f4faf7;
	border-top: 1px solid var(--bs-border);
}

.bs-result-top {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
}

.bs-result-top h3 {
	margin: 0 0 8px;
	color: var(--bs-accent-dark);
	font-size: clamp(25px, 4vw, 34px);
	line-height: 1.2;
}

.bs-result-top p {
	max-width: 700px;
	margin: 0;
	color: #455c56;
}

.bs-result-eyebrow {
	color: var(--bs-accent);
}

.bs-score-ring {
	display: flex;
	flex: 0 0 96px;
	width: 96px;
	height: 96px;
	align-items: baseline;
	justify-content: center;
	padding-top: 28px;
	color: var(--bs-accent-dark);
	background: #fff;
	border: 8px solid var(--bs-accent);
	border-radius: 50%;
	box-shadow: 0 6px 20px rgba(18,70,61,.10);
}

.bs-score-ring strong {
	font-size: 27px;
	line-height: 1;
}

.bs-score-ring span {
	font-size: 12px;
}

.bs-result-stats {
	display: grid;
	grid-template-columns: repeat(4, minmax(0, 1fr));
	gap: 10px;
	margin: 25px 0;
}

.bs-result-stats > div,
.bs-target-grid > div {
	padding: 15px;
	background: #fff;
	border: 1px solid var(--bs-border);
	border-radius: 11px;
}

.bs-result-stats span,
.bs-target-grid span {
	display: block;
	margin-bottom: 5px;
	color: var(--bs-muted);
	font-size: 12px;
	text-transform: uppercase;
	letter-spacing: .04em;
}

.bs-result-stats strong,
.bs-target-grid strong {
	display: block;
	font-size: 15px;
	line-height: 1.35;
}

.bs-result-section {
	margin-top: 25px;
}

.bs-result-section h4,
.bs-result-panel h4 {
	margin: 0 0 13px;
	color: var(--bs-accent-dark);
	font-size: 19px;
}

.bs-week-plan {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 11px;
}

.bs-day-card {
	padding: 16px;
	background: #fff;
	border: 1px solid var(--bs-border);
	border-radius: 11px;
}

.bs-day-card strong {
	display: block;
	margin-bottom: 5px;
	color: var(--bs-accent-dark);
}

.bs-day-card p {
	margin: 0;
	color: #526862;
	font-size: 14px;
}

.bs-result-columns {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 14px;
	margin-top: 24px;
}

.bs-result-panel {
	padding: 20px;
	background: #fff;
	border: 1px solid var(--bs-border);
	border-radius: 12px;
}

.bs-result-panel ul {
	margin: 0;
	padding-left: 20px;
}

.bs-result-panel li {
	margin-bottom: 8px;
	color: #465d57;
}

.bs-target-grid {
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 10px;
}

.bs-warning-box {
	margin-top: 24px;
	padding: 16px 18px;
	color: #644f27;
	background: #fff9e8;
	border-left: 5px solid #dca72c;
	border-radius: 9px;
}

.bs-medical-note {
	margin: 22px 0 0;
	padding-top: 18px;
	color: #687a76;
	border-top: 1px solid var(--bs-border);
	font-size: 13px;
}

@media (max-width: 760px) {
	.bs-calc-header,
	.bs-calc-form,
	.bs-calc-result {
		padding: 22px;
	}

	.bs-option-grid--2,
	.bs-field-grid,
	.bs-result-columns,
	.bs-week-plan {
		grid-template-columns: 1fr;
	}

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

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

	.bs-target-grid {
		grid-template-columns: 1fr;
	}

	.bs-result-top {
		align-items: flex-start;
	}

	.bs-score-ring {
		flex-basis: 80px;
		width: 80px;
		height: 80px;
		padding-top: 22px;
	}
}

@media (max-width: 480px) {
	.bs-segmented-control,
	.bs-check-grid,
	.bs-result-stats {
		grid-template-columns: 1fr;
	}

	.bs-result-top {
		display: block;
	}

	.bs-score-ring {
		margin-top: 18px;
	}
}

@media print {
	body * {
		visibility: hidden !important;
	}

	.bs-training-calculator.is-printing,
	.bs-training-calculator.is-printing * {
		visibility: visible !important;
	}

	.bs-training-calculator.is-printing {
		position: absolute;
		inset: 0;
		max-width: none;
		margin: 0;
	}

	.bs-training-calculator.is-printing .bs-calc-header,
	.bs-training-calculator.is-printing .bs-calc-form,
	.bs-training-calculator.is-printing .bs-result-actions {
		display: none !important;
	}

	.bs-training-calculator.is-printing .bs-calc-result {
		display: block !important;
		background: #fff;
	}
}