/*
 * Macro & BMI Calculator — front-end styles.
 *
 * Everything is scoped under .mbc-widget so the plugin never leaks styles
 * into the rest of a theme, and every color/spacing decision that a site
 * owner might reasonably want to override is expressed as a CSS variable
 * with a single source of truth: --mbc-accent, set inline from the
 * "Accent color" field on Settings → Macro Calculator.
 */

.mbc-widget {
	--mbc-accent: #1f9d6b;
	--mbc-accent-light: color-mix(in srgb, var(--mbc-accent) 15%, white);
	--mbc-ink: #1a2332;
	--mbc-ink-soft: #5b6678;
	--mbc-line: #e4e7ec;
	--mbc-surface: #ffffff;
	--mbc-surface-soft: #f6f8f9;
	--mbc-danger: #d64545;
	--mbc-radius: 14px;
	--mbc-radius-sm: 10px;

	box-sizing: border-box;
	max-width: 560px;
	margin: 0 auto;
	padding: 28px;
	background: var(--mbc-surface);
	border: 1px solid var(--mbc-line);
	border-radius: var(--mbc-radius);
	box-shadow: 0 1px 2px rgba(16, 24, 40, 0.04), 0 8px 24px rgba(16, 24, 40, 0.04);
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
	color: var(--mbc-ink);
	line-height: 1.45;
}

.mbc-widget *,
.mbc-widget *::before,
.mbc-widget *::after {
	box-sizing: inherit;
}

.mbc-widget [hidden] {
	display: none !important;
}

/* ---------- progress indicator ---------- */

.mbc-progress {
	display: flex;
	align-items: center;
	gap: 8px;
	margin-bottom: 22px;
}

.mbc-progress__dot {
	width: 28px;
	height: 4px;
	border-radius: 4px;
	background: var(--mbc-line);
	transition: background-color 0.25s ease;
}

.mbc-progress__dot.is-active,
.mbc-progress__dot.is-complete {
	background: var(--mbc-accent);
}

.mbc-progress__label {
	margin-left: auto;
	font-size: 13px;
	color: var(--mbc-ink-soft);
	font-weight: 500;
}

/* ---------- generic layout ---------- */

.mbc-step__title {
	margin: 0 0 18px;
	font-size: 19px;
	font-weight: 700;
	letter-spacing: -0.01em;
}

.mbc-field-group {
	margin-bottom: 18px;
}

.mbc-field-label {
	display: block;
	font-size: 13px;
	font-weight: 600;
	color: var(--mbc-ink-soft);
	margin-bottom: 8px;
	text-transform: uppercase;
	letter-spacing: 0.03em;
}

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

.mbc-field-group--split {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 10px;
}

.mbc-row--buttons {
	grid-template-columns: auto 1fr;
	align-items: center;
	margin-top: 8px;
}

.mbc-error {
	background: color-mix(in srgb, var(--mbc-danger) 8%, white);
	border: 1px solid color-mix(in srgb, var(--mbc-danger) 30%, white);
	color: var(--mbc-danger);
	border-radius: var(--mbc-radius-sm);
	padding: 10px 14px;
	font-size: 14px;
	margin-bottom: 16px;
}

/* ---------- inputs ---------- */

.mbc-input-suffix {
	display: flex;
	align-items: center;
	border: 1px solid var(--mbc-line);
	border-radius: var(--mbc-radius-sm);
	background: var(--mbc-surface-soft);
	overflow: hidden;
	transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.mbc-input-suffix:focus-within {
	border-color: var(--mbc-accent);
	box-shadow: 0 0 0 3px var(--mbc-accent-light);
}

.mbc-input-suffix input {
	flex: 1;
	min-width: 0;
	border: none;
	background: transparent;
	padding: 12px 4px 12px 14px;
	font-size: 16px;
	font-weight: 600;
	color: var(--mbc-ink);
	outline: none;
	-moz-appearance: textfield;
}

.mbc-input-suffix span {
	padding: 0 14px;
	font-size: 13px;
	color: var(--mbc-ink-soft);
	font-weight: 600;
	white-space: nowrap;
}

/* ---------- units toggle ---------- */

.mbc-toggle {
	display: inline-flex;
	background: var(--mbc-surface-soft);
	border: 1px solid var(--mbc-line);
	border-radius: 999px;
	padding: 3px;
}

.mbc-toggle__option {
	appearance: none;
	border: none;
	background: transparent;
	padding: 8px 16px;
	font-size: 13px;
	font-weight: 600;
	color: var(--mbc-ink-soft);
	border-radius: 999px;
	cursor: pointer;
	transition: background-color 0.15s ease, color 0.15s ease;
}

.mbc-toggle__option.is-active {
	background: var(--mbc-ink);
	color: #fff;
}

/* ---------- pill radios (gender / goal) ---------- */

.mbc-pill-row {
	display: flex;
	gap: 10px;
	flex-wrap: wrap;
}

.mbc-pill {
	position: relative;
	flex: 1 1 0;
	min-width: 92px;
	text-align: center;
	padding: 12px 10px;
	border: 1px solid var(--mbc-line);
	border-radius: var(--mbc-radius-sm);
	font-size: 14px;
	font-weight: 600;
	color: var(--mbc-ink-soft);
	cursor: pointer;
	transition: border-color 0.15s ease, color 0.15s ease, background-color 0.15s ease;
	background: var(--mbc-surface);
}

.mbc-pill input {
	position: absolute;
	opacity: 0;
	width: 1px;
	height: 1px;
}

.mbc-pill:has(input:checked) {
	border-color: var(--mbc-accent);
	color: var(--mbc-accent);
	background: var(--mbc-accent-light);
}

.mbc-pill:has(input:focus-visible) {
	outline: 2px solid var(--mbc-accent);
	outline-offset: 2px;
}

/* ---------- card radios (activity level) ---------- */

.mbc-card-row {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 10px;
}

.mbc-card {
	position: relative;
	display: flex;
	flex-direction: column;
	gap: 3px;
	padding: 12px 14px;
	border: 1px solid var(--mbc-line);
	border-radius: var(--mbc-radius-sm);
	cursor: pointer;
	transition: border-color 0.15s ease, background-color 0.15s ease;
}

.mbc-card input {
	position: absolute;
	opacity: 0;
	width: 1px;
	height: 1px;
}

.mbc-card__title {
	font-size: 14px;
	font-weight: 700;
	color: var(--mbc-ink);
}

.mbc-card__desc {
	font-size: 12px;
	color: var(--mbc-ink-soft);
}

.mbc-card:has(input:checked) {
	border-color: var(--mbc-accent);
	background: var(--mbc-accent-light);
}

.mbc-card:has(input:focus-visible) {
	outline: 2px solid var(--mbc-accent);
	outline-offset: 2px;
}

/* ---------- buttons ---------- */

.mbc-btn {
	appearance: none;
	border: none;
	border-radius: 999px;
	padding: 13px 22px;
	font-size: 15px;
	font-weight: 700;
	cursor: pointer;
	transition: transform 0.1s ease, opacity 0.15s ease, background-color 0.15s ease;
}

.mbc-btn:active {
	transform: scale(0.98);
}

.mbc-btn--primary {
	background: var(--mbc-accent);
	color: #fff;
	width: 100%;
}

.mbc-btn--primary:disabled {
	opacity: 0.6;
	cursor: default;
}

.mbc-btn--ghost {
	background: transparent;
	color: var(--mbc-ink-soft);
	border: 1px solid var(--mbc-line);
}

.mbc-row--buttons .mbc-btn--primary {
	width: auto;
	justify-self: end;
}

/* ---------- results: BMI gauge ---------- */

.mbc-result-top {
	display: flex;
	align-items: center;
	gap: 20px;
	margin-bottom: 20px;
}

.mbc-gauge {
	position: relative;
	width: 140px;
	flex-shrink: 0;
}

.mbc-gauge svg {
	width: 100%;
	display: block;
}

.mbc-gauge__track,
.mbc-gauge__fill {
	fill: none;
	stroke-width: 10;
	stroke-linecap: round;
}

.mbc-gauge__track {
	stroke: var(--mbc-line);
}

.mbc-gauge__fill {
	stroke: var(--mbc-accent);
	stroke-dasharray: 157;
	stroke-dashoffset: 157;
	transition: stroke-dashoffset 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.mbc-gauge__value {
	position: absolute;
	inset: auto 0 0 0;
	text-align: center;
	display: flex;
	flex-direction: column;
}

.mbc-gauge__number {
	font-size: 26px;
	font-weight: 800;
	line-height: 1;
}

.mbc-gauge__label {
	font-size: 11px;
	font-weight: 700;
	color: var(--mbc-ink-soft);
	text-transform: uppercase;
	letter-spacing: 0.05em;
}

.mbc-result-top__meta {
	flex: 1;
}

.mbc-badge {
	display: inline-block;
	padding: 5px 12px;
	border-radius: 999px;
	font-size: 12px;
	font-weight: 700;
	background: var(--mbc-accent-light);
	color: var(--mbc-accent);
	margin-bottom: 8px;
}

.mbc-badge.is-underweight,
.mbc-badge.is-overweight {
	background: #fff3e0;
	color: #b5690a;
}

.mbc-badge.is-obese {
	background: #fdecec;
	color: var(--mbc-danger);
}

.mbc-result-top__stat {
	margin: 0;
	font-size: 14px;
	color: var(--mbc-ink-soft);
}

.mbc-result-top__stat strong {
	color: var(--mbc-ink);
}

/* ---------- results: calorie target ---------- */

.mbc-calorie-target {
	text-align: center;
	background: var(--mbc-surface-soft);
	border-radius: var(--mbc-radius);
	padding: 20px;
	margin-bottom: 20px;
}

.mbc-calorie-target__number {
	display: block;
	font-size: 40px;
	font-weight: 800;
	color: var(--mbc-accent);
	line-height: 1.1;
	font-variant-numeric: tabular-nums;
}

.mbc-calorie-target__label {
	display: block;
	font-size: 13px;
	font-weight: 600;
	color: var(--mbc-ink-soft);
	margin-top: 2px;
}

.mbc-calorie-target__sub {
	margin: 10px 0 0;
	font-size: 12.5px;
	color: var(--mbc-ink-soft);
}

.mbc-calorie-target__sub strong {
	color: var(--mbc-ink);
}

/* ---------- results: macros ---------- */

.mbc-macros {
	display: flex;
	flex-direction: column;
	gap: 14px;
}

.mbc-macro__head {
	display: flex;
	justify-content: space-between;
	font-size: 13px;
	font-weight: 700;
	margin-bottom: 6px;
}

.mbc-macro__bar {
	height: 9px;
	border-radius: 999px;
	background: var(--mbc-line);
	overflow: hidden;
}

.mbc-macro__bar span {
	display: block;
	height: 100%;
	width: 0%;
	border-radius: 999px;
	transition: width 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.mbc-macro--protein .mbc-macro__bar span { background: #2f6fed; }
.mbc-macro--carbs .mbc-macro__bar span   { background: #f2a93b; }
.mbc-macro--fat .mbc-macro__bar span     { background: #e0578a; }

/* ---------- responsive ---------- */

@media (max-width: 480px) {
	.mbc-widget {
		padding: 20px;
		border-radius: 0;
		border-left: none;
		border-right: none;
		max-width: 100%;
	}

	.mbc-row,
	.mbc-card-row {
		grid-template-columns: 1fr;
	}

	.mbc-pill-row {
		flex-wrap: wrap;
	}

	.mbc-result-top {
		flex-direction: column;
		text-align: center;
	}

	.mbc-calorie-target__number {
		font-size: 34px;
	}

	.mbc-row--buttons {
		grid-template-columns: 1fr 1fr;
	}

	.mbc-row--buttons .mbc-btn--primary {
		width: 100%;
	}
}

/* ---------- reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
	.mbc-widget * {
		transition-duration: 0.001ms !important;
		animation-duration: 0.001ms !important;
	}
}

/* ---------- fallback for browsers without :has() ---------- */

@supports not selector(:has(*)) {
	.mbc-pill input:checked + span {
		color: var(--mbc-accent);
	}
	.mbc-pill input:checked ~ * {
		color: var(--mbc-accent);
	}
}