/**
 * Everyday Refined - Calculator Stylesheet
 *
 * Scoped, production-quality styles for the Everyday Refined Bra Size Calculator
 * and future suite of editorial fashion tools.
 *
 * Designed to seamlessly blend with the Everyday Refined luxury aesthetic:
 * Warm Ivory (#F8F6F2), Warm Black (#1C1C1C), Champagne Gold (#C7A36B),
 * Cormorant Garamond serif headings, and Inter body typography.
 *
 * @version 1.0.0
 * @package everyday-refined-child
 */

/* Root Variables for Scoped Isolation */
.er-calculator-wrapper {
	--er-calc-bg: #FFFFFF;
	--er-calc-page-bg: #F8F6F2;
	--er-calc-text: #1C1C1C;
	--er-calc-text-muted: #5E5E5E;
	--er-calc-border: #E7E2DA;
	--er-calc-border-subtle: #F0EDE8;
	--er-calc-accent: #C7A36B;
	--er-calc-accent-hover: #b38f57;
	--er-calc-accent-subtle: #F7F3EC;
	--er-calc-sage: #AEB8A3;
	--er-calc-error: #C95C54;
	--er-calc-error-bg: #FAF3F2;
	--er-calc-radius-card: 12px;
	--er-calc-radius-btn: 6px;
	--er-calc-radius-pill: 24px;
	--er-calc-font-serif: "Cormorant Garamond", Georgia, serif;
	--er-calc-font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
	--er-calc-transition: all 0.25s ease-in-out;

	font-family: var(--er-calc-font-sans);
	color: var(--er-calc-text);
	margin: 2.5rem 0;
	width: 100%;
	box-sizing: border-box;
}

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

/* Card Container */
.er-bra-calc-container {
	background: var(--er-calc-bg);
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-card);
	padding: clamp(1rem, 4vw, 2.75rem);
	box-shadow: 0 4px 20px rgba(28, 28, 28, 0.03);
	max-width: 780px;
	margin-left: auto;
	margin-right: auto;
	width: 100%;
}

/* Header & Intro */
.er-calc-header {
	text-align: center;
	margin-bottom: 2rem;
	padding-bottom: 1.5rem;
	border-bottom: 1px solid var(--er-calc-border-subtle);
}

.er-calc-eyebrow {
	display: inline-block;
	text-transform: uppercase;
	font-size: 0.75rem;
	letter-spacing: 0.12em;
	font-weight: 600;
	color: var(--er-calc-accent);
	margin-bottom: 0.5rem;
}

.er-calc-title {
	font-family: var(--er-calc-font-serif);
	font-size: clamp(1.75rem, 3.5vw, 2.35rem);
	font-weight: 400;
	color: var(--er-calc-text);
	margin: 0 0 0.75rem 0;
	line-height: 1.2;
}

.er-calc-subtitle {
	font-size: 0.95rem;
	color: var(--er-calc-text-muted);
	margin: 0;
	line-height: 1.55;
	max-width: 580px;
	margin-left: auto;
	margin-right: auto;
}

/* Step 1: Unit Toggle Selector */
.er-calc-unit-step {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 1rem;
	margin-bottom: 2rem;
	flex-wrap: wrap;
}

@media (max-width: 420px) {
	.er-calc-unit-step {
		flex-direction: column;
		gap: 0.5rem;
	}
}

.er-calc-unit-label {
	font-size: 0.85rem;
	font-weight: 500;
	color: var(--er-calc-text-muted);
	text-transform: uppercase;
	letter-spacing: 0.05em;
}

.er-calc-unit-toggle {
	display: inline-flex;
	background: var(--er-calc-page-bg);
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-pill);
	padding: 4px;
	gap: 4px;
}

.er-calc-unit-btn {
	background: transparent;
	border: none;
	padding: 8px 18px;
	font-family: var(--er-calc-font-sans);
	font-size: 0.85rem;
	font-weight: 500;
	color: var(--er-calc-text-muted);
	border-radius: 20px;
	cursor: pointer;
	transition: var(--er-calc-transition);
	min-height: 36px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
}

.er-calc-unit-btn:hover {
	color: var(--er-calc-text);
}

.er-calc-unit-btn.is-active {
	background: var(--er-calc-text);
	color: #FFFFFF;
	font-weight: 600;
	box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.er-calc-unit-btn:focus-visible {
	outline: 2px solid var(--er-calc-accent);
	outline-offset: 2px;
}

/* Form Fields */
.er-calc-form {
	display: flex;
	flex-direction: column;
	gap: 1.75rem;
}

.er-calc-fields-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 1.5rem;
}

@media (max-width: 640px) {
	.er-calc-fields-grid {
		grid-template-columns: 1fr;
		gap: 1.25rem;
	}
}

.er-calc-field-group {
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
}

.er-calc-field-header {
	display: flex;
	justify-content: space-between;
	align-items: baseline;
	gap: 0.5rem;
	flex-wrap: wrap;
}

.er-calc-label {
	font-size: 0.925rem;
	font-weight: 600;
	color: var(--er-calc-text);
}

.er-calc-label-step {
	color: var(--er-calc-accent);
	margin-right: 0.25rem;
}

/* Measurement Input Box */
.er-calc-input-wrap {
	position: relative;
	display: flex;
	align-items: center;
}

.er-calc-input {
	width: 100%;
	height: 52px;
	padding: 0.75rem 3.5rem 0.75rem 1rem;
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-btn);
	background: #FFFFFF;
	font-family: var(--er-calc-font-sans);
	font-size: 1.05rem;
	color: var(--er-calc-text);
	transition: var(--er-calc-transition);
	-webkit-appearance: none;
	appearance: none;
}

.er-calc-input::placeholder {
	color: #A0A0A0;
	font-weight: 400;
}

.er-calc-input:hover {
	border-color: #D4CDBC;
}

.er-calc-input:focus {
	outline: none;
	border-color: var(--er-calc-accent);
	box-shadow: 0 0 0 3px rgba(199, 163, 107, 0.18);
}

.er-calc-input[aria-invalid="true"] {
	border-color: var(--er-calc-error);
	background-color: #FFFDFD;
}

.er-calc-input-unit {
	position: absolute;
	right: 1rem;
	font-size: 0.825rem;
	font-weight: 500;
	color: var(--er-calc-text-muted);
	pointer-events: none;
	text-transform: lowercase;
}

/* Accordion Measurement Help */
.er-calc-help-accordion {
	margin-top: 0.25rem;
}

.er-calc-help-toggle {
	background: transparent;
	border: none;
	padding: 0;
	font-family: var(--er-calc-font-sans);
	font-size: 0.8rem;
	color: var(--er-calc-accent);
	cursor: pointer;
	display: inline-flex;
	align-items: center;
	gap: 0.35rem;
	text-decoration: underline;
	text-underline-offset: 3px;
	transition: var(--er-calc-transition);
}

.er-calc-help-toggle:hover {
	color: var(--er-calc-text);
}

.er-calc-help-toggle:focus-visible {
	outline: 2px solid var(--er-calc-accent);
	outline-offset: 2px;
	border-radius: 2px;
}

.er-calc-help-icon {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 14px;
	height: 14px;
	border-radius: 50%;
	border: 1px solid currentColor;
	font-size: 0.65rem;
	font-style: normal;
	line-height: 1;
}

.er-calc-help-content {
	background: var(--er-calc-page-bg);
	border: 1px solid var(--er-calc-border-subtle);
	border-radius: var(--er-calc-radius-btn);
	padding: 0.875rem 1rem;
	margin-top: 0.5rem;
	font-size: 0.825rem;
	line-height: 1.5;
	color: var(--er-calc-text-muted);
}

.er-calc-help-content[hidden] {
	display: none;
}

.er-calc-help-content ul {
	margin: 0;
	padding-left: 1.25rem;
}

.er-calc-help-content li {
	margin-bottom: 0.35rem;
}

.er-calc-help-content li:last-child {
	margin-bottom: 0;
}

/* Error Notification */
.er-calc-error-container {
	margin-top: 0.25rem;
}

.er-calc-error-container[hidden] {
	display: none;
}

.er-calc-error-message {
	background: var(--er-calc-error-bg);
	border: 1px solid rgba(201, 92, 84, 0.3);
	color: var(--er-calc-error);
	padding: 0.875rem 1.25rem;
	border-radius: var(--er-calc-radius-btn);
	font-size: 0.875rem;
	line-height: 1.45;
	display: flex;
	align-items: flex-start;
	gap: 0.6rem;
}

.er-calc-error-icon {
	font-weight: 700;
	text-transform: uppercase;
	font-size: 0.75rem;
	letter-spacing: 0.05em;
	padding-top: 1px;
}

/* Submit Action Button */
.er-calc-action-row {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0.75rem;
	margin-top: 0.5rem;
}

.er-calc-btn-submit {
	width: 100%;
	max-width: 380px;
	height: 52px;
	background: var(--er-calc-text);
	color: #FFFFFF;
	border: 1px solid var(--er-calc-text);
	border-radius: var(--er-calc-radius-btn);
	font-family: var(--er-calc-font-sans);
	font-size: 0.85rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	cursor: pointer;
	transition: var(--er-calc-transition);
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.5rem;
}

.er-calc-btn-submit:hover {
	background: var(--er-calc-accent);
	border-color: var(--er-calc-accent);
	color: #FFFFFF;
	box-shadow: 0 4px 14px rgba(199, 163, 107, 0.25);
}

.er-calc-btn-submit:focus-visible {
	outline: 2px solid var(--er-calc-accent);
	outline-offset: 3px;
}

.er-calc-disclaimer-subtle {
	font-size: 0.775rem;
	color: var(--er-calc-text-muted);
	text-align: center;
	margin: 0;
}

/* ==========================================================================
   RESULTS MOMENT (Editorial Presentation)
   ========================================================================== */
.er-calc-results-section {
	margin-top: 2.5rem;
	padding-top: 2rem;
	border-top: 1px solid var(--er-calc-border);
	animation: erFadeIn 0.35s ease-out;
}

.er-calc-results-section[hidden] {
	display: none;
}

@keyframes erFadeIn {
	from {
		opacity: 0;
		transform: translateY(6px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

.er-calc-result-box {
	background: var(--er-calc-page-bg);
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-card);
	padding: clamp(1.5rem, 3.5vw, 2.5rem);
	text-align: center;
	position: relative;
	overflow: hidden;
}

.er-calc-result-box::before {
	content: "";
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 3px;
	background: var(--er-calc-accent);
}

.er-calc-result-header {
	margin-bottom: 1.5rem;
}

.er-calc-result-tagline {
	text-transform: uppercase;
	font-size: 0.75rem;
	font-weight: 600;
	letter-spacing: 0.12em;
	color: var(--er-calc-accent);
	margin-bottom: 0.4rem;
	display: block;
}

.er-calc-result-title {
	font-family: var(--er-calc-font-serif);
	font-size: 1.35rem;
	font-weight: 400;
	color: var(--er-calc-text-muted);
	margin: 0 0 0.5rem 0;
}

.er-calc-result-size {
	font-family: var(--er-calc-font-serif);
	font-size: clamp(3rem, 7vw, 4.5rem);
	font-weight: 600;
	color: var(--er-calc-text);
	line-height: 1;
	margin: 0.5rem 0;
	letter-spacing: -0.02em;
}

.er-calc-result-statement {
	font-size: 1rem;
	color: var(--er-calc-text);
	margin: 0.5rem 0 0 0;
	line-height: 1.5;
}

/* Transparent Breakdown Table */
.er-calc-breakdown-card {
	background: #FFFFFF;
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-btn);
	padding: 1.25rem;
	margin: 1.75rem 0;
	text-align: left;
}

.er-calc-breakdown-title {
	font-family: var(--er-calc-font-sans);
	font-size: 0.8rem;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	font-weight: 600;
	color: var(--er-calc-text-muted);
	margin: 0 0 0.875rem 0;
	padding-bottom: 0.5rem;
	border-bottom: 1px solid var(--er-calc-border-subtle);
}

.er-calc-breakdown-table {
	width: 100%;
	border-collapse: collapse;
	font-size: 0.875rem;
}

.er-calc-breakdown-table tr {
	border-bottom: 1px solid var(--er-calc-border-subtle);
}

.er-calc-breakdown-table tr:last-child {
	border-bottom: none;
}

.er-calc-breakdown-table th {
	text-align: left;
	padding: 0.5rem 0;
	font-weight: 500;
	color: var(--er-calc-text-muted);
	width: 60%;
}

.er-calc-breakdown-table td {
	text-align: right;
	padding: 0.5rem 0;
	font-weight: 600;
	color: var(--er-calc-text);
}

/* Sister Sizes Section */
.er-calc-sister-section {
	background: #FFFFFF;
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-btn);
	padding: 1.5rem;
	margin: 1.5rem 0;
	text-align: center;
}

.er-calc-sister-title {
	font-family: var(--er-calc-font-serif);
	font-size: 1.25rem;
	font-weight: 400;
	color: var(--er-calc-text);
	margin: 0 0 0.35rem 0;
}

.er-calc-sister-desc {
	font-size: 0.85rem;
	color: var(--er-calc-text-muted);
	margin: 0 0 1.25rem 0;
	line-height: 1.5;
	max-width: 520px;
	margin-left: auto;
	margin-right: auto;
}

.er-calc-sister-sizes-list {
	display: flex;
	justify-content: center;
	gap: 0.875rem;
	flex-wrap: wrap;
}

.er-calc-sister-pill {
	background: var(--er-calc-page-bg);
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-btn);
	padding: 0.75rem 1.25rem;
	cursor: pointer;
	font-family: var(--er-calc-font-sans);
	color: var(--er-calc-text);
	display: inline-flex;
	flex-direction: column;
	align-items: center;
	gap: 0.2rem;
	transition: var(--er-calc-transition);
	min-width: 110px;
}

.er-calc-sister-pill strong {
	font-size: 1.15rem;
	font-weight: 600;
	letter-spacing: 0.02em;
}

.er-calc-sister-sub {
	font-size: 0.725rem;
	color: var(--er-calc-accent);
	font-weight: 500;
	text-transform: uppercase;
	letter-spacing: 0.04em;
}

.er-calc-sister-pill:hover {
	border-color: var(--er-calc-accent);
	transform: translateY(-1px);
	box-shadow: 0 3px 10px rgba(0, 0, 0, 0.04);
}

.er-calc-sister-pill.is-active {
	border-color: var(--er-calc-accent);
	background: #FFFFFF;
	box-shadow: 0 0 0 2px var(--er-calc-accent);
}

.er-calc-sister-pill:focus-visible {
	outline: 2px solid var(--er-calc-accent);
	outline-offset: 2px;
}

.er-calc-sister-detail-box {
	margin-top: 1rem;
	padding: 0.875rem 1rem;
	background: var(--er-calc-page-bg);
	border-radius: var(--er-calc-radius-btn);
	font-size: 0.825rem;
	color: var(--er-calc-text);
	text-align: left;
	line-height: 1.5;
	animation: erFadeIn 0.2s ease;
}

.er-calc-sister-detail-box[hidden] {
	display: none;
}

.er-calc-sister-detail-box p {
	margin: 0;
}

.er-calc-sister-none {
	font-size: 0.85rem;
	color: var(--er-calc-text-muted);
	font-style: italic;
}

/* Reset / Recalculate CTA */
.er-calc-result-footer {
	margin-top: 1.5rem;
	display: flex;
	justify-content: center;
	gap: 1rem;
}

.er-calc-btn-reset {
	background: transparent;
	border: 1px solid var(--er-calc-border);
	color: var(--er-calc-text);
	border-radius: var(--er-calc-radius-btn);
	padding: 0.6rem 1.25rem;
	font-family: var(--er-calc-font-sans);
	font-size: 0.8rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	cursor: pointer;
	transition: var(--er-calc-transition);
}

.er-calc-btn-reset:hover {
	border-color: var(--er-calc-text);
	background: #FFFFFF;
}

.er-calc-btn-reset:focus-visible {
	outline: 2px solid var(--er-calc-accent);
	outline-offset: 2px;
}

/* ==========================================================================
   FIT CHECK SECTION ("Does Your Bra Actually Fit?")
   ========================================================================== */
.er-calc-fit-check-section {
	margin-top: 3.5rem;
	background: var(--er-calc-bg);
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-card);
	padding: clamp(1.5rem, 4vw, 2.75rem);
	box-shadow: 0 4px 20px rgba(28, 28, 28, 0.02);
	max-width: 780px;
	margin-left: auto;
	margin-right: auto;
}

.er-calc-fit-check-header {
	text-align: center;
	margin-bottom: 2rem;
}

.er-calc-fit-check-title {
	font-family: var(--er-calc-font-serif);
	font-size: clamp(1.6rem, 3vw, 2.1rem);
	font-weight: 400;
	color: var(--er-calc-text);
	margin: 0 0 0.5rem 0;
}

.er-calc-fit-check-intro {
	font-size: 0.925rem;
	color: var(--er-calc-text-muted);
	margin: 0;
	line-height: 1.55;
	max-width: 580px;
	margin-left: auto;
	margin-right: auto;
}

.er-calc-fit-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 1.25rem;
}

@media (max-width: 640px) {
	.er-calc-fit-grid {
		grid-template-columns: 1fr;
		gap: 1rem;
	}
}

.er-calc-fit-card {
	background: var(--er-calc-page-bg);
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-btn);
	padding: 1.25rem;
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
	transition: var(--er-calc-transition);
}

.er-calc-fit-card:hover {
	border-color: #D6CDBF;
	background: #FAF8F5;
}

.er-calc-fit-scenario {
	font-size: 0.95rem;
	font-weight: 600;
	color: var(--er-calc-text);
	display: flex;
	align-items: center;
	gap: 0.4rem;
}

.er-calc-fit-scenario::before {
	content: "•";
	color: var(--er-calc-accent);
	font-size: 1.2rem;
	line-height: 1;
}

.er-calc-fit-solution {
	font-size: 0.85rem;
	color: var(--er-calc-text-muted);
	line-height: 1.5;
	margin: 0;
}

.er-calc-fit-note {
	font-size: 0.775rem;
	color: var(--er-calc-text-muted);
	text-align: center;
	margin: 1.5rem 0 0 0;
	font-style: italic;
}

/* ==========================================================================
   HOW IT WORKS SECTION
   ========================================================================== */
.er-calc-how-it-works-section {
	margin-top: 3.5rem;
	max-width: 780px;
	margin-left: auto;
	margin-right: auto;
}

.er-calc-how-title {
	font-family: var(--er-calc-font-serif);
	font-size: clamp(1.5rem, 2.5vw, 1.9rem);
	font-weight: 400;
	color: var(--er-calc-text);
	margin: 0 0 1.25rem 0;
	text-align: center;
}

.er-calc-how-steps {
	list-style: none;
	padding: 0;
	margin: 0;
	display: flex;
	flex-direction: column;
	gap: 1rem;
}

.er-calc-how-step {
	background: #FFFFFF;
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-btn);
	padding: 1.15rem 1.25rem;
	display: flex;
	gap: 1rem;
	align-items: flex-start;
}

.er-calc-step-num {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 28px;
	height: 28px;
	border-radius: 50%;
	background: var(--er-calc-accent-subtle);
	color: var(--er-calc-accent);
	font-weight: 600;
	font-size: 0.85rem;
	flex-shrink: 0;
	margin-top: 2px;
}

.er-calc-step-text {
	font-size: 0.9rem;
	line-height: 1.55;
	color: var(--er-calc-text);
}

.er-calc-step-text strong {
	display: block;
	font-weight: 600;
	margin-bottom: 0.2rem;
	color: var(--er-calc-text);
}

.er-calc-step-text p {
	margin: 0;
	color: var(--er-calc-text-muted);
}

/* ==========================================================================
   SEO / AEO FAQ ACCORDIONS
   ========================================================================== */
.er-calc-faq-section {
	margin-top: 3.5rem;
	max-width: 780px;
	margin-left: auto;
	margin-right: auto;
}

.er-calc-faq-heading {
	font-family: var(--er-calc-font-serif);
	font-size: clamp(1.5rem, 2.5vw, 1.9rem);
	font-weight: 400;
	color: var(--er-calc-text);
	margin: 0 0 1.5rem 0;
	text-align: center;
}

.er-calc-faq-item {
	background: #FFFFFF;
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-btn);
	margin-bottom: 0.875rem;
	overflow: hidden;
}

.er-calc-faq-question {
	width: 100%;
	background: transparent;
	border: none;
	padding: 1.15rem 1.25rem;
	font-family: var(--er-calc-font-sans);
	font-size: 0.95rem;
	font-weight: 600;
	color: var(--er-calc-text);
	text-align: left;
	cursor: pointer;
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 1rem;
	transition: var(--er-calc-transition);
}

.er-calc-faq-question:hover {
	color: var(--er-calc-accent);
}

.er-calc-faq-question:focus-visible {
	outline: 2px solid var(--er-calc-accent);
	outline-offset: -2px;
}

.er-calc-faq-icon {
	font-size: 1.25rem;
	line-height: 1;
	color: var(--er-calc-accent);
	font-weight: 300;
	transition: transform 0.2s ease;
}

.er-calc-faq-question[aria-expanded="true"] .er-calc-faq-icon {
	transform: rotate(45deg);
}

.er-calc-faq-answer {
	padding: 0 1.25rem 1.25rem 1.25rem;
	font-size: 0.9rem;
	line-height: 1.6;
	color: var(--er-calc-text-muted);
}

.er-calc-faq-answer[hidden] {
	display: none;
}

.er-calc-faq-answer p {
	margin: 0 0 0.75rem 0;
}

.er-calc-faq-answer p:last-child {
	margin-bottom: 0;
}

/* ==========================================================================
   SUITE COMMON ELEMENTS (DROPDOWNS, BADGES, NOTE BOXES)
   ========================================================================== */
.er-calc-select-wrap {
	position: relative;
	width: 100%;
}

.er-calc-select {
	width: 100%;
	padding: 12px 38px 12px 14px;
	font-family: var(--er-calc-font-sans);
	font-size: 0.95rem;
	color: var(--er-calc-text);
	background-color: #FFFFFF;
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%235E5E5E' d='M1.41 0L6 4.58 10.59 0 12 1.41l-6 6-6-6z'/%3E%3C/svg%3E");
	background-repeat: no-repeat;
	background-position: right 14px center;
	background-size: 10px 7px;
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-btn);
	appearance: none;
	-webkit-appearance: none;
	transition: var(--er-calc-transition);
	cursor: pointer;
	box-sizing: border-box;
}

.er-calc-select:focus {
	outline: none;
	border-color: var(--er-calc-accent);
	box-shadow: 0 0 0 3px rgba(199, 163, 107, 0.15);
}

.er-calc-select[aria-invalid="true"] {
	border-color: var(--er-calc-error);
	background-color: var(--er-calc-error-bg);
}

.er-calc-pill-badge {
	display: inline-block;
	padding: 4px 12px;
	font-size: 0.8rem;
	font-weight: 600;
	letter-spacing: 0.04em;
	border-radius: var(--er-calc-radius-pill);
	text-transform: uppercase;
}

.er-calc-pill-badge--gold {
	background: var(--er-calc-accent-subtle);
	color: #8c692e;
	border: 1px solid #e2cfad;
}

.er-calc-pill-badge--neutral {
	background: var(--er-calc-border-subtle);
	color: var(--er-calc-text-muted);
	border: 1px solid var(--er-calc-border);
}

.er-calc-tag {
	display: inline-block;
	font-size: 0.7rem;
	text-transform: uppercase;
	padding: 2px 7px;
	border-radius: 4px;
	font-weight: 600;
	background: var(--er-calc-accent);
	color: #FFFFFF;
	margin-left: 6px;
	vertical-align: middle;
}

.er-calc-tag--muted {
	background: var(--er-calc-border);
	color: var(--er-calc-text-muted);
}

.er-calc-note-box {
	background: var(--er-calc-page-bg);
	border: 1px solid var(--er-calc-border);
	border-left: 3px solid var(--er-calc-accent);
	border-radius: var(--er-calc-radius-btn);
	padding: 0.9rem 1.15rem;
	margin-top: 1.25rem;
	font-size: 0.88rem;
	line-height: 1.55;
	color: var(--er-calc-text);
}

.er-calc-note-icon {
	font-weight: bold;
	color: var(--er-calc-accent);
	margin-right: 4px;
}

/* Radio Chip Groups (e.g. Swimsuit Style, Underwear Cut) */
.er-calc-radio-group {
	display: flex;
	gap: 0.75rem;
	flex-wrap: wrap;
	margin-top: 0.35rem;
}

.er-calc-radio-label {
	display: flex;
	align-items: center;
	padding: 10px 16px;
	background: #FFFFFF;
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-btn);
	font-size: 0.9rem;
	font-weight: 500;
	cursor: pointer;
	transition: var(--er-calc-transition);
	user-select: none;
}

.er-calc-radio-label input[type="radio"] {
	margin-right: 8px;
	accent-color: var(--er-calc-accent);
}

.er-calc-radio-label:hover {
	border-color: var(--er-calc-accent);
}

.er-calc-radio-label:has(input:checked) {
	border-color: var(--er-calc-accent);
	background: var(--er-calc-accent-subtle);
	color: var(--er-calc-text);
}

/* ==========================================================================
   BRA SISTER SIZES CALCULATOR STYLES
   ========================================================================== */
.er-bra-sister-calc-container {
	background: var(--er-calc-bg);
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-card);
	padding: clamp(1rem, 4vw, 2.75rem);
	box-shadow: 0 4px 20px rgba(28, 28, 28, 0.03);
	max-width: 780px;
	margin-left: auto;
	margin-right: auto;
	width: 100%;
}

.er-sister-primary-grid,
.er-sister-extended-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
	gap: 1.25rem;
	margin-top: 1.25rem;
}

.er-sister-card {
	background: #FFFFFF;
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-btn);
	padding: 1.25rem;
	position: relative;
	transition: var(--er-calc-transition);
}

.er-sister-card--snug {
	border-top: 3px solid var(--er-calc-accent);
}

.er-sister-card--roomy {
	border-top: 3px solid var(--er-calc-sage);
}

.er-sister-card--extended {
	border-style: dashed;
	background: var(--er-calc-page-bg);
}

.er-sister-card--disabled {
	opacity: 0.6;
	background: var(--er-calc-border-subtle);
}

.er-sister-card-badge {
	font-size: 0.72rem;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	font-weight: 600;
	color: var(--er-calc-accent);
	margin-bottom: 0.35rem;
}

.er-sister-card-badge--subtle {
	color: var(--er-calc-text-muted);
}

.er-sister-card-title {
	font-family: var(--er-calc-font-serif);
	font-size: 1.25rem;
	margin: 0 0 0.5rem 0;
	color: var(--er-calc-text);
}

.er-sister-card-size {
	font-size: 1.85rem;
	font-weight: 700;
	color: var(--er-calc-text);
	letter-spacing: 0.02em;
	margin-bottom: 0.5rem;
}

.er-sister-card-desc {
	font-size: 0.85rem;
	line-height: 1.5;
	color: var(--er-calc-text-muted);
	margin: 0 0 0.75rem 0;
}

.er-sister-card-ideal {
	font-size: 0.82rem;
	line-height: 1.45;
	padding-top: 0.5rem;
	border-top: 1px solid var(--er-calc-border-subtle);
	color: var(--er-calc-text);
}

/* ==========================================================================
   BRA SIZE CONVERTER STYLES
   ========================================================================== */
.er-bra-converter-container {
	background: var(--er-calc-bg);
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-card);
	padding: clamp(1rem, 4vw, 2.75rem);
	box-shadow: 0 4px 20px rgba(28, 28, 28, 0.03);
	max-width: 780px;
	margin-left: auto;
	margin-right: auto;
	width: 100%;
}

.er-converter-system-swap {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 0.75rem;
	margin: 0.5rem 0 1.25rem 0;
}

.er-converter-swap-btn {
	background: var(--er-calc-page-bg);
	border: 1px solid var(--er-calc-border);
	border-radius: 50%;
	width: 38px;
	height: 38px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	color: var(--er-calc-text-muted);
	transition: var(--er-calc-transition);
	font-size: 1.1rem;
}

.er-converter-swap-btn:hover {
	border-color: var(--er-calc-accent);
	color: var(--er-calc-accent);
	background: #FFFFFF;
}

.er-calc-crosswalk-table {
	width: 100%;
	border-collapse: collapse;
	margin: 1.25rem 0;
	font-size: 0.9rem;
}

.er-calc-crosswalk-table th,
.er-calc-crosswalk-table td {
	padding: 10px 14px;
	border-bottom: 1px solid var(--er-calc-border);
	text-align: left;
}

.er-calc-crosswalk-table th {
	background: var(--er-calc-page-bg);
	font-weight: 600;
	color: var(--er-calc-text-muted);
	font-size: 0.8rem;
	text-transform: uppercase;
	letter-spacing: 0.05em;
}

.er-calc-crosswalk-table tr.er-row-highlight {
	background: var(--er-calc-accent-subtle);
}

.er-calc-crosswalk-table td.er-text-right {
	text-align: right;
}

/* ==========================================================================
   APPAREL CALCULATORS SPECIFIC STYLES
   ========================================================================== */
.er-body-shape-calc-container,
.er-jeans-calc-container,
.er-underwear-calc-container,
.er-swimsuit-calc-container,
.er-dress-calc-container {
	background: var(--er-calc-bg);
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-card);
	padding: clamp(1rem, 4vw, 2.75rem);
	box-shadow: 0 4px 20px rgba(28, 28, 28, 0.03);
	max-width: 780px;
	margin-left: auto;
	margin-right: auto;
	width: 100%;
}

/* Body Shape Styling Card */
.er-shape-result-name {
	font-family: var(--er-calc-font-serif);
	font-size: 2.2rem;
	color: var(--er-calc-accent);
	margin-bottom: 0.35rem;
}

.er-shape-ratios-grid {
	display: flex;
	gap: 1.25rem;
	flex-wrap: wrap;
	margin: 1.25rem 0;
	padding: 0.85rem 1.15rem;
	background: var(--er-calc-page-bg);
	border-radius: var(--er-calc-radius-btn);
	font-size: 0.88rem;
}

.er-ratio-item span {
	color: var(--er-calc-text-muted);
}

.er-shape-styling-card {
	background: #FFFFFF;
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-btn);
	padding: 1.25rem;
	margin-top: 1.25rem;
}

.er-styling-section {
	margin-bottom: 1rem;
}

.er-styling-section:last-child {
	margin-bottom: 0;
}

.er-styling-section h5 {
	font-family: var(--er-calc-font-serif);
	font-size: 1.1rem;
	color: var(--er-calc-text);
	margin: 0 0 0.35rem 0;
}

.er-styling-section p {
	font-size: 0.88rem;
	line-height: 1.55;
	color: var(--er-calc-text-muted);
	margin: 0;
}

/* Swimsuit Two-Piece Split Grid */
.er-swimsuit-two-piece-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
	gap: 1.25rem;
	margin-top: 1.25rem;
}

.er-swimsuit-card {
	background: #FFFFFF;
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-btn);
	padding: 1.25rem;
	text-align: center;
}

.er-swimsuit-card-title {
	font-size: 0.85rem;
	text-transform: uppercase;
	letter-spacing: 0.08em;
	color: var(--er-calc-text-muted);
	margin-bottom: 0.5rem;
}

.er-swimsuit-card-size {
	font-size: 1.8rem;
	font-weight: 700;
	color: var(--er-calc-text);
}

/* ==========================================================================
   SIZE & FIT TOOLS HUB DIRECTORY GRID
   ========================================================================== */
.er-hub-container {
	max-width: 1140px;
	margin: 2.5rem auto;
	padding: 0 1rem;
	font-family: var(--er-calc-font-sans);
}

.er-hub-header {
	text-align: center;
	margin-bottom: 3rem;
}

.er-hub-eyebrow {
	display: inline-block;
	text-transform: uppercase;
	font-size: 0.75rem;
	letter-spacing: 0.15em;
	font-weight: 600;
	color: var(--er-calc-accent);
	margin-bottom: 0.5rem;
}

.er-hub-title {
	font-family: var(--er-calc-font-serif);
	font-size: clamp(2rem, 4.5vw, 3rem);
	font-weight: 400;
	color: var(--er-calc-text);
	margin: 0 0 1rem 0;
	line-height: 1.15;
}

.er-hub-subtitle {
	font-size: 1.05rem;
	line-height: 1.6;
	color: var(--er-calc-text-muted);
	max-width: 680px;
	margin: 0 auto;
}

.er-hub-grid {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
	gap: 1.75rem;
}

@media (max-width: 480px) {
	.er-hub-container {
		padding: 0 0.5rem;
	}
	.er-hub-grid,
	.er-sister-primary-grid,
	.er-sister-extended-grid,
	.er-swimsuit-two-piece-grid {
		grid-template-columns: 1fr;
	}
	.er-hub-card {
		padding: 1.25rem;
	}
}

.er-hub-card {
	background: #FFFFFF;
	border: 1px solid var(--er-calc-border);
	border-radius: var(--er-calc-radius-card);
	padding: 1.75rem;
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	transition: var(--er-calc-transition);
	box-shadow: 0 4px 18px rgba(28, 28, 28, 0.03);
	text-decoration: none;
	color: inherit;
}

.er-hub-card:hover {
	transform: translateY(-3px);
	border-color: var(--er-calc-accent);
	box-shadow: 0 10px 28px rgba(199, 163, 107, 0.12);
}

.er-hub-card-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 1rem;
}

.er-hub-card-category {
	font-size: 0.75rem;
	text-transform: uppercase;
	letter-spacing: 0.1em;
	font-weight: 600;
	color: var(--er-calc-accent);
}

.er-hub-card-time {
	font-size: 0.78rem;
	color: var(--er-calc-text-muted);
}

.er-hub-card-title {
	font-family: var(--er-calc-font-serif);
	font-size: 1.55rem;
	font-weight: 400;
	color: var(--er-calc-text);
	margin: 0 0 0.75rem 0;
	line-height: 1.25;
}

.er-hub-card-desc {
	font-size: 0.9rem;
	line-height: 1.55;
	color: var(--er-calc-text-muted);
	margin: 0 0 1.25rem 0;
	flex-grow: 1;
}

.er-hub-card-footer {
	padding-top: 1rem;
	border-top: 1px solid var(--er-calc-border-subtle);
	display: flex;
	justify-content: space-between;
	align-items: center;
}

.er-hub-card-measurements {
	font-size: 0.78rem;
	color: var(--er-calc-text-muted);
}

.er-hub-card-action {
	font-size: 0.85rem;
	font-weight: 600;
	color: var(--er-calc-accent);
	display: inline-flex;
	align-items: center;
	gap: 4px;
	transition: var(--er-calc-transition);
}

.er-hub-card:hover .er-hub-card-action {
	color: var(--er-calc-accent-hover);
	transform: translateX(3px);
}