/**
 * Ecademis Acquisition Onboarding Styles
 *
 * Implements ECADEMIS-ACQUISITION-ONBOARDING-001 & ECADEMIS-ONBOARDING-BRANDING-002:
 * - Official Ecademis brand identity integration matching Website Design System
 * - Official color palette: Brand Indigo (#26356d), Brand Blue (#5269c7), Action Orange (#b9440e), Brand Cream (#fafaf7), Brand Ink (#20263a)
 * - Functional typography: Manrope with local @font-face fallback
 * - Canonical form styling, focus rings, accessible contrast, responsive 2-column layout
 */

:root {
	/* Official Ecademis Brand Tokens */
	--ec-brand-indigo: #26356d;
	--ec-brand-blue: #5269c7;
	--ec-brand-orange: #f47a3c;
	--ec-brand-orange-action: #b9440e;
	--ec-brand-cream: #fafaf7;
	--ec-brand-ink: #20263a;

	/* Semantic Surface & Text */
	--ec-color-text: var(--ec-brand-ink, #20263a);
	--ec-color-text-muted: #57627d;
	--ec-color-surface: #ffffff;
	--ec-color-surface-subtle: var(--ec-brand-cream, #fafaf7);
	--ec-color-surface-mineral: #f1efea;
	--ec-color-border: #dbe0ea;
	--ec-color-border-strong: #b5bfd0;
	--ec-color-focus: var(--ec-brand-blue, #5269c7);
	--ec-color-focus-ring: rgba(82, 105, 199, 0.18);

	/* Status Colors */
	--ec-color-success: #28785e;
	--ec-color-success-bg: #edf7f3;
	--ec-color-success-border: #bfe5d7;
	--ec-color-error: #b23b43;
	--ec-color-error-bg: #fdf2f2;
	--ec-color-error-border: #fecaca;
	--ec-color-warning: #9a6500;
	--ec-color-warning-bg: #fffbeb;

	/* Typography & Dimensions */
	--ec-font-functional: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
	--ec-radius-sm: 6px;
	--ec-radius-control: 9px;
	--ec-radius-card: 16px;
	--ec-radius-full: 9999px;

	--ec-shadow-sm: 0 1px 2px rgba(32, 38, 58, 0.04);
	--ec-shadow-card: 0 4px 6px -1px rgba(32, 38, 58, 0.05), 0 2px 4px -2px rgba(32, 38, 58, 0.03);
	--ec-shadow-card-hover: 0 10px 15px -3px rgba(32, 38, 58, 0.08), 0 4px 6px -4px rgba(32, 38, 58, 0.04);
	--ec-shadow-cta: 0 2px 4px rgba(185, 68, 14, 0.2);
	--ec-shadow-cta-hover: 0 4px 14px rgba(185, 68, 14, 0.3);
}

.ec-onb-body {
	margin: 0;
	padding: 0;
	background-color: var(--ec-color-surface-subtle, #fafaf7);
	color: var(--ec-color-text, #20263a);
	font-family: var(--ec-font-functional, 'Manrope', -apple-system, sans-serif);
	line-height: 1.55;
	-webkit-font-smoothing: antialiased;
	accent-color: var(--ec-brand-indigo, #26356d);
}

.ec-onb-container,
.ec-onb-container *,
.ec-onb-container *::before,
.ec-onb-container *::after {
	box-sizing: border-box;
}

.ec-onb-container {
	max-inline-size: 1140px;
	margin-inline: auto;
	padding-inline: 1.5rem;
	padding-block: 1.5rem 4rem;
}

/* Header bar */
.ec-onb-topbar {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding-block: 0.75rem 1.75rem;
	border-block-end: 1px solid var(--ec-color-border, #dbe0ea);
	margin-block-end: 2.25rem;
}

.ec-onb-brand {
	display: inline-flex;
	align-items: center;
	text-decoration: none;
	flex-shrink: 0;
	transition: opacity 0.16s ease;
}

.ec-onb-brand:hover {
	opacity: 0.9;
}

.ec-onb-brand-img {
	height: 38px;
	width: auto;
	max-width: 168px;
	display: block;
}

.ec-onb-login-link {
	font-family: var(--ec-font-functional, 'Manrope', sans-serif);
	font-size: 0.9375rem;
	color: var(--ec-color-text-muted, #57627d);
	text-decoration: none;
	transition: color 0.15s ease;
}

.ec-onb-login-link strong {
	color: var(--ec-brand-indigo, #26356d);
	font-weight: 600;
	transition: color 0.15s ease;
}

.ec-onb-login-link:hover strong {
	color: var(--ec-brand-orange-action, #b9440e);
}

/* Page Hero */
.ec-onb-hero {
	text-align: center;
	margin-block-end: 2.75rem;
}

.ec-onb-badge {
	display: inline-block;
	background-color: #fff7ed;
	color: var(--ec-brand-orange-action, #b9440e);
	border: 1px solid rgba(244, 122, 60, 0.28);
	font-family: var(--ec-font-functional, 'Manrope', sans-serif);
	font-size: 0.8125rem;
	font-weight: 700;
	padding-inline: 0.85rem;
	padding-block: 0.35rem;
	border-radius: var(--ec-radius-full, 9999px);
	margin-block-end: 0.85rem;
	letter-spacing: 0.05em;
	text-transform: uppercase;
}

.ec-onb-title {
	font-family: var(--ec-font-functional, 'Manrope', sans-serif);
	font-size: 2.25rem;
	font-weight: 700;
	color: var(--ec-brand-ink, #20263a);
	margin: 0 0 0.85rem 0;
	letter-spacing: -0.025em;
	line-height: 1.25;
}

.ec-onb-subtitle {
	font-family: var(--ec-font-functional, 'Manrope', sans-serif);
	font-size: 1.0625rem;
	color: var(--ec-color-text-muted, #57627d);
	max-inline-size: 640px;
	margin-inline: auto;
	margin-block: 0;
	line-height: 1.6;
}

/* Error Banner */
.ec-onb-alert {
	display: none;
	padding: 1rem 1.25rem;
	border-radius: var(--ec-radius-control, 9px);
	margin-block-end: 1.75rem;
	font-size: 0.9375rem;
	font-weight: 500;
}

.ec-onb-alert--error {
	background-color: var(--ec-color-error-bg, #fdf2f2);
	border: 1px solid var(--ec-color-error-border, #fecaca);
	color: var(--ec-color-error, #b23b43);
}

.ec-onb-alert.is-visible {
	display: flex;
	align-items: center;
	gap: 0.75rem;
}

/* Form Layout */
.ec-onb-form-grid {
	display: grid;
	grid-template-columns: 1fr;
	gap: 2rem;
}

@media (min-width: 960px) {
	.ec-onb-form-grid {
		grid-template-columns: 1.05fr 1fr;
		align-items: start;
		gap: 2.5rem;
	}
}

/* Card Sections */
.ec-onb-card {
	background-color: var(--ec-color-surface, #ffffff);
	border: 1px solid var(--ec-color-border, #dbe0ea);
	border-radius: var(--ec-radius-card, 16px);
	padding: 2rem;
	box-shadow: var(--ec-shadow-card);
	margin-block-end: 1.75rem;
	transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.ec-onb-card:last-child {
	margin-block-end: 0;
}

.ec-onb-card-title {
	font-family: var(--ec-font-functional, 'Manrope', sans-serif);
	font-size: 1.25rem;
	font-weight: 700;
	color: var(--ec-brand-ink, #20263a);
	margin: 0 0 0.5rem 0;
	display: flex;
	align-items: center;
	gap: 0.65rem;
	letter-spacing: -0.015em;
}

.ec-onb-step-badge {
	inline-size: 26px;
	block-size: 26px;
	border-radius: 50%;
	background-color: var(--ec-brand-indigo, #26356d);
	color: #ffffff;
	font-size: 0.8125rem;
	font-weight: 700;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	flex-shrink: 0;
}

.ec-onb-card-desc {
	font-size: 0.90625rem;
	color: var(--ec-color-text-muted, #57627d);
	margin: 0 0 1.5rem 0;
	line-height: 1.5;
}

/* Inputs & Form Fields */
.ec-onb-field {
	margin-block-end: 1.35rem;
}

.ec-onb-field:last-child {
	margin-block-end: 0;
}

.ec-onb-label {
	display: block;
	font-size: 0.875rem;
	font-weight: 600;
	margin-block-end: 0.45rem;
	color: var(--ec-brand-ink, #20263a);
}

.ec-onb-input-wrap {
	position: relative;
	display: flex;
	align-items: center;
}

.ec-onb-input {
	inline-size: 100%;
	padding: 0.75rem 1rem;
	border: 1px solid var(--ec-color-border, #dbe0ea);
	border-radius: var(--ec-radius-control, 9px);
	font-family: var(--ec-font-functional, 'Manrope', sans-serif);
	font-size: 0.9375rem;
	color: var(--ec-brand-ink, #20263a);
	background-color: #ffffff;
	box-sizing: border-box;
	transition: border-color 0.16s ease, box-shadow 0.16s ease;
	min-height: 44px;
}

.ec-onb-input:hover {
	border-color: var(--ec-color-border-strong, #b5bfd0);
}

.ec-onb-input:focus {
	outline: none;
	border-color: var(--ec-brand-blue, #5269c7);
	box-shadow: 0 0 0 3px var(--ec-color-focus-ring, rgba(82, 105, 199, 0.18));
}

.ec-onb-input::placeholder {
	color: #94a3b8;
}

.ec-onb-pw-toggle {
	position: absolute;
	right: 0.75rem;
	background: none;
	border: none;
	cursor: pointer;
	color: var(--ec-color-text-muted, #57627d);
	padding: 0.35rem 0.5rem;
	font-family: var(--ec-font-functional, 'Manrope', sans-serif);
	font-size: 0.8125rem;
	font-weight: 600;
	display: flex;
	align-items: center;
	border-radius: 4px;
	transition: color 0.15s ease;
}

.ec-onb-pw-toggle:hover {
	color: var(--ec-brand-indigo, #26356d);
}

.ec-onb-pw-toggle:focus-visible {
	outline: 2px solid var(--ec-brand-blue, #5269c7);
	outline-offset: 1px;
}

.ec-onb-hint {
	font-size: 0.8125rem;
	color: var(--ec-color-text-muted, #57627d);
	margin-block-start: 0.4rem;
	margin-block-end: 0;
	line-height: 1.45;
}

/* Period Toggle (Matching .ec-billing-toggle) */
.ec-onb-period-toggle {
	display: flex;
	justify-content: center;
	align-items: center;
	gap: 4px;
	margin-block-end: 1.5rem;
	padding: 4px;
	background-color: #e2e8f0;
	border: 1px solid #cbd5e1;
	border-radius: var(--ec-radius-full, 9999px);
}

.ec-onb-toggle-btn {
	background: transparent;
	border: none;
	border-radius: var(--ec-radius-full, 9999px);
	padding: 8px 18px;
	font-family: var(--ec-font-functional, 'Manrope', -apple-system, sans-serif);
	font-size: 0.875rem;
	font-weight: 600;
	color: var(--ec-color-text-muted, #57627d);
	cursor: pointer;
	display: inline-flex;
	align-items: center;
	gap: 8px;
	transition: background-color 0.16s ease, color 0.16s ease, box-shadow 0.16s ease;
	min-height: 38px;
}

.ec-onb-toggle-btn:hover {
	color: var(--ec-brand-ink, #20263a);
}

.ec-onb-toggle-btn.is-active {
	background: var(--ec-brand-indigo, #26356d);
	color: #ffffff;
	font-weight: 700;
	box-shadow: 0 2px 10px rgba(38, 53, 109, 0.25);
}

.ec-onb-toggle-btn:focus-visible {
	outline: 2px solid var(--ec-brand-blue, #5269c7);
	outline-offset: 2px;
}

.ec-onb-savings-badge {
	font-size: 11px;
	font-weight: 800;
	color: #15803d;
	background: #dcfce7;
	border: 1px solid #bbf7d0;
	padding: 3px 8px;
	border-radius: var(--ec-radius-full, 9999px);
	letter-spacing: 0.02em;
}

/* Plan Cards */
.ec-onb-plan-cards {
	display: grid;
	grid-template-columns: 1fr;
	gap: 0.85rem;
}

.ec-onb-plan-option {
	display: block;
	position: relative;
	cursor: pointer;
}

.ec-onb-plan-option input[type="radio"] {
	position: absolute;
	opacity: 0;
	pointer-events: none;
}

.ec-onb-plan-box {
	border: 2px solid var(--ec-color-border, #dbe0ea);
	border-radius: var(--ec-radius-control, 9px);
	padding: 1.1rem 1.25rem;
	transition: all 0.18s ease;
	display: flex;
	justify-content: space-between;
	align-items: center;
	background-color: #ffffff;
}

.ec-onb-plan-option:hover .ec-onb-plan-box {
	border-color: var(--ec-color-border-strong, #b5bfd0);
	box-shadow: var(--ec-shadow-sm);
}

.ec-onb-plan-option input[type="radio"]:focus-visible + .ec-onb-plan-box {
	outline: 2px solid var(--ec-brand-blue, #5269c7);
	outline-offset: 2px;
}

.ec-onb-plan-option input[type="radio"]:checked + .ec-onb-plan-box {
	border-color: var(--ec-brand-indigo, #26356d);
	background-color: #f8fafc;
	box-shadow: 0 0 0 1px var(--ec-brand-indigo, #26356d), 0 4px 12px rgba(38, 53, 109, 0.08);
}

.ec-onb-plan-meta {
	display: flex;
	flex-direction: column;
	gap: 0.25rem;
}

.ec-onb-plan-header {
	display: flex;
	align-items: center;
	gap: 0.5rem;
}

.ec-onb-plan-name {
	font-size: 1rem;
	font-weight: 700;
	color: var(--ec-brand-ink, #20263a);
}

.ec-onb-plan-rec {
	font-size: 0.6875rem;
	font-weight: 700;
	background-color: #eef2ff;
	color: var(--ec-brand-indigo, #26356d);
	border: 1px solid #c7d2fe;
	padding: 0.15rem 0.55rem;
	border-radius: var(--ec-radius-full, 9999px);
	text-transform: uppercase;
	letter-spacing: 0.04em;
}

.ec-onb-plan-cap {
	font-size: 0.8125rem;
	color: var(--ec-color-text-muted, #57627d);
	font-weight: 500;
}

.ec-onb-plan-pricing {
	text-align: right;
}

.ec-onb-plan-price {
	font-size: 1.15rem;
	font-weight: 800;
	color: var(--ec-brand-indigo, #26356d);
	letter-spacing: -0.01em;
}

.ec-onb-plan-period {
	font-size: 0.775rem;
	color: var(--ec-color-text-muted, #57627d);
}

/* Order Summary Box */
.ec-onb-summary {
	background-color: var(--ec-color-surface-subtle, #fafaf7);
	border: 1px solid var(--ec-color-border, #dbe0ea);
	border-radius: var(--ec-radius-control, 9px);
	padding: 1.35rem;
	margin-block-end: 1.75rem;
}

.ec-onb-summary-row {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding-block: 0.45rem;
	font-size: 0.90625rem;
	color: var(--ec-brand-ink, #20263a);
}

.ec-onb-summary-row--total {
	border-block-start: 1px solid var(--ec-color-border, #dbe0ea);
	margin-block-start: 0.65rem;
	padding-block-start: 0.85rem;
	font-size: 1.0625rem;
	font-weight: 700;
}

.ec-onb-summary-total-price {
	color: var(--ec-color-success, #28785e);
	font-size: 1.375rem;
	font-weight: 800;
	letter-spacing: -0.02em;
}

/* Consent Box */
.ec-onb-consent-wrap {
	margin-block-end: 1.75rem;
}

.ec-onb-consent-label {
	display: flex;
	align-items: flex-start;
	gap: 0.75rem;
	cursor: pointer;
	font-size: 0.875rem;
	color: var(--ec-brand-ink, #20263a);
	line-height: 1.5;
}

.ec-onb-consent-checkbox {
	margin-top: 0.2rem;
	inline-size: 18px;
	block-size: 18px;
	border-radius: 4px;
	border: 1.5px solid var(--ec-color-border-strong, #b5bfd0);
	cursor: pointer;
	accent-color: var(--ec-brand-indigo, #26356d);
	flex-shrink: 0;
}

.ec-onb-consent-checkbox:focus-visible {
	outline: 2px solid var(--ec-brand-blue, #5269c7);
	outline-offset: 2px;
}

.ec-onb-consent-text strong {
	color: var(--ec-brand-indigo, #26356d);
	font-weight: 600;
}

/* Submit Button (Action Orange Primary) */
.ec-onb-submit-btn {
	inline-size: 100%;
	padding: 0.95rem 1.75rem;
	font-family: var(--ec-font-functional, 'Manrope', -apple-system, sans-serif);
	font-size: 1.0625rem;
	font-weight: 700;
	color: #ffffff;
	background-color: var(--ec-brand-orange-action, #b9440e);
	border: none;
	border-radius: var(--ec-radius-control, 9px);
	cursor: pointer;
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 0.5rem;
	box-shadow: var(--ec-shadow-cta);
	transition: background-color 0.16s ease, transform 0.16s ease, box-shadow 0.16s ease, opacity 0.16s ease;
	min-height: 48px;
}

.ec-onb-submit-btn:hover:not(:disabled) {
	background-color: #9c390a;
	box-shadow: var(--ec-shadow-cta-hover);
	transform: translateY(-1px);
}

.ec-onb-submit-btn:focus-visible {
	outline: 2px solid var(--ec-brand-indigo, #26356d);
	outline-offset: 2px;
}

.ec-onb-submit-btn:active:not(:disabled) {
	transform: translateY(0);
	box-shadow: 0 1px 2px rgba(185, 68, 14, 0.2);
}

.ec-onb-submit-btn:disabled {
	opacity: 0.65;
	cursor: not-allowed;
	transform: none;
}

.ec-onb-spinner {
	display: none;
	inline-size: 20px;
	block-size: 20px;
	border: 3px solid rgba(255, 255, 255, 0.3);
	border-radius: 50%;
	border-top-color: #ffffff;
	animation: ec-spin 0.8s linear infinite;
}

@keyframes ec-spin {
	to { transform: rotate(360deg); }
}

.ec-onb-submit-btn.is-loading .ec-onb-spinner {
	display: inline-block;
}

.ec-onb-submit-btn.is-loading .ec-onb-btn-text {
	display: none;
}

/* Trust Strip */
.ec-onb-trust-strip {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	align-items: center;
	gap: 1.5rem;
	margin-block-start: 1.75rem;
	font-size: 0.8125rem;
	color: var(--ec-color-text-muted, #57627d);
}

.ec-onb-trust-item {
	display: flex;
	align-items: center;
	gap: 0.4rem;
}

.ec-onb-trust-icon {
	color: var(--ec-color-success, #28785e);
	display: inline-flex;
}

/* Responsive Breakpoints */
@media (max-width: 640px) {
	.ec-onb-container {
		padding-inline: 1rem;
		padding-block: 1rem 3rem;
	}

	.ec-onb-topbar {
		margin-block-end: 1.75rem;
		padding-block: 0.5rem 1.25rem;
	}

	.ec-onb-brand-img {
		height: 32px;
		max-width: 140px;
	}

	.ec-onb-login-link {
		font-size: 0.8125rem;
	}

	.ec-onb-title {
		font-size: 1.625rem;
	}

	.ec-onb-subtitle {
		font-size: 0.9375rem;
	}

	.ec-onb-card {
		padding: 1.35rem;
	}

	.ec-onb-period-toggle {
		flex-direction: column;
		width: 100%;
		border-radius: var(--ec-radius-control, 9px);
		gap: 2px;
	}

	.ec-onb-toggle-btn {
		width: 100%;
		justify-content: center;
		border-radius: 7px;
	}

	.ec-onb-plan-box {
		padding: 0.95rem 1rem;
	}

	.ec-onb-plan-price {
		font-size: 1.05rem;
	}

	.ec-onb-submit-btn {
		font-size: 0.95rem;
		padding: 0.875rem 1.25rem;
	}

	.ec-onb-trust-strip {
		gap: 0.85rem;
		font-size: 0.75rem;
	}
}