/**
 * AOS Event Registration — Styles
 *
 * Uses CSS custom properties for easy theme overrides.
 *
 * @package AOS_Event_Registration
 */

:root {
	--aos-er-primary:       #1a5276;
	--aos-er-primary-light: #2980b9;
	--aos-er-primary-hover: #154360;
	--aos-er-primary-bg:    #eaf3fb;
	--aos-er-success:       #1e8449;
	--aos-er-success-light: #d4edda;
	--aos-er-warning:       #f39c12;
	--aos-er-warning-light: #fff3cd;
	--aos-er-danger:        #c0392b;
	--aos-er-danger-light:  #f8d7da;
	--aos-er-info:          #2471a3;
	--aos-er-info-light:    #d1ecf1;
	--aos-er-muted:         #7f8c8d;
	--aos-er-bg:            #ffffff;
	--aos-er-bg-alt:        #f4f6f8;
	--aos-er-border:        #d5dde5;
	--aos-er-text:          #1c2833;
	--aos-er-text-light:    #5d6d7e;
	--aos-er-radius:        8px;
	--aos-er-radius-lg:     12px;
	--aos-er-shadow:        0 2px 8px rgba(0, 0, 0, 0.08);
	--aos-er-shadow-lg:     0 6px 24px rgba(0, 0, 0, 0.12);
	--aos-er-font:          -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
	--aos-er-transition:    0.18s ease;
}

/* ================================================================
   Container / Wrap
   ================================================================ */

.aos-er-wrap {
	max-width: 820px;
	margin: 0 auto;
	font-family: var(--aos-er-font);
	color: var(--aos-er-text);
	line-height: 1.6;
	font-size: 16px; /* Anchor to 16px so em units are theme-independent */
}

/* ================================================================
   Event Hero
   ================================================================ */

.aos-er-event-hero {
	background: linear-gradient(135deg, #1a5276 0%, #2980b9 100%);
	border-radius: var(--aos-er-radius-lg) var(--aos-er-radius-lg) 0 0;
	padding: 2.25em 2em 2em;
	color: #fff;
	position: relative;
	overflow: hidden;
}

.aos-er-event-hero::before {
	content: '';
	position: absolute;
	top: -40px;
	right: -40px;
	width: 200px;
	height: 200px;
	border-radius: 50%;
	background: rgba(255, 255, 255, 0.06);
	pointer-events: none;
}

.aos-er-event-hero::after {
	content: '';
	position: absolute;
	bottom: -60px;
	left: -30px;
	width: 240px;
	height: 240px;
	border-radius: 50%;
	background: rgba(255, 255, 255, 0.04);
	pointer-events: none;
}

.aos-er-event-hero-inner {
	position: relative;
	z-index: 1;
}

.aos-er-event-title {
	margin: 0 0 0.6em;
	font-size: 1.9em;
	font-weight: 700;
	line-height: 1.25;
	color: #fff;
	letter-spacing: -0.01em;
}

.aos-er-event-meta {
	display: flex;
	flex-wrap: wrap;
	gap: 0.5em 1.5em;
	margin-bottom: 0.85em;
}

.aos-er-event-meta-item {
	display: flex;
	align-items: center;
	gap: 0.4em;
	font-size: 1em;
	color: rgba(255, 255, 255, 0.88);
	font-weight: 500;
}

.aos-er-event-meta-icon {
	opacity: 0.75;
	font-style: normal;
	font-size: 1em;
	line-height: 1;
}

.aos-er-event-summary-text {
	font-size: 0.95em;
	color: rgba(255, 255, 255, 0.78);
	margin: 0.5em 0 0.85em;
	line-height: 1.55;
	max-width: 640px;
}

.aos-er-event-hero-footer {
	display: flex;
	align-items: center;
	gap: 0.75em;
	flex-wrap: wrap;
}

.aos-er-status-badge {
	display: inline-flex;
	align-items: center;
	padding: 0.3em 0.85em;
	border-radius: 20px;
	font-size: 0.8em;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.aos-er-status--open {
	background: rgba(255, 255, 255, 0.2);
	color: #fff;
	border: 1px solid rgba(255, 255, 255, 0.35);
}

.aos-er-status--closed,
.aos-er-status--full {
	background: rgba(192, 57, 43, 0.85);
	color: #fff;
}

.aos-er-status--coming-soon,
.aos-er-status--waitlist {
	background: rgba(243, 156, 18, 0.85);
	color: #fff;
}

.aos-er-sessions-inline {
	display: flex;
	flex-wrap: wrap;
	gap: 0.4em;
	align-items: center;
}

.aos-er-sessions-inline strong {
	color: rgba(255, 255, 255, 0.7);
	font-size: 0.85em;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.04em;
}

.aos-er-session-tag {
	display: inline-block;
	background: rgba(255, 255, 255, 0.15);
	border: 1px solid rgba(255, 255, 255, 0.25);
	border-radius: 4px;
	padding: 0.2em 0.6em;
	font-size: 0.82em;
	color: rgba(255, 255, 255, 0.9);
}

/* ================================================================
   Step Indicator
   ================================================================ */

.aos-er-steps-wrap {
	background: var(--aos-er-bg);
	border-left: 1px solid var(--aos-er-border);
	border-right: 1px solid var(--aos-er-border);
	padding: 0;
}

.aos-er-steps {
	display: flex;
	align-items: stretch;
	margin: 0;
	padding: 0;
	border-bottom: 2px solid var(--aos-er-border);
}

.aos-er-step {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 0.6em;
	flex: 1;
	padding: 1em 0.75em;
	position: relative;
	border-bottom: 3px solid transparent;
	margin-bottom: -2px;
	cursor: default;
}

.aos-er-step + .aos-er-step {
	border-left: 1px solid var(--aos-er-border);
}

.step-number {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 28px;
	height: 28px;
	border-radius: 50%;
	background: var(--aos-er-bg-alt);
	border: 2px solid var(--aos-er-border);
	color: var(--aos-er-text-light);
	font-weight: 700;
	font-size: 0.85em;
	flex-shrink: 0;
	transition: all var(--aos-er-transition);
}

.step-label {
	font-size: 0.9em;
	color: var(--aos-er-text-light);
	font-weight: 500;
}

.aos-er-step.active {
	border-bottom-color: var(--aos-er-primary);
}

.aos-er-step.active .step-number {
	background: var(--aos-er-primary);
	border-color: var(--aos-er-primary);
	color: #fff;
}

.aos-er-step.active .step-label {
	color: var(--aos-er-primary);
	font-weight: 600;
}

.aos-er-step.completed .step-number {
	background: var(--aos-er-success);
	border-color: var(--aos-er-success);
	color: #fff;
}

.aos-er-step.completed .step-label {
	color: var(--aos-er-success);
}

/* ================================================================
   Main Form Body
   ================================================================ */

.aos-er-form-body {
	background: var(--aos-er-bg);
	border: 1px solid var(--aos-er-border);
	border-top: none;
	border-radius: 0 0 var(--aos-er-radius-lg) var(--aos-er-radius-lg);
	padding: 2em;
}

/* Closed state */
.aos-er-closed-notice {
	padding: 2.5em;
	text-align: center;
	background: var(--aos-er-bg-alt);
	border: 2px dashed var(--aos-er-border);
	border-radius: var(--aos-er-radius);
	color: var(--aos-er-text-light);
	font-size: 1em;
}

/* ================================================================
   Section headings
   ================================================================ */

.aos-er-section-heading {
	font-size: 1.15em;
	font-weight: 700;
	color: var(--aos-er-text);
	margin: 0 0 0.3em;
}

.aos-er-section-subheading {
	font-size: 0.95em;
	color: var(--aos-er-text-light);
	margin: 0 0 1.25em;
}

/* ================================================================
   Step Content
   ================================================================ */

.aos-er-step-content {
	display: none;
}

.aos-er-step-content.active {
	display: block;
}

/* ================================================================
   Form Layout
   ================================================================ */

.aos-er-form-row {
	display: flex;
	gap: 1em;
	margin-bottom: 1em;
}

.aos-er-field {
	flex: 1;
}

.aos-er-field.full-width {
	flex: 1 1 100%;
}

.aos-er-field label {
	display: block;
	margin-bottom: 0.4em;
	font-weight: 600;
	font-size: 0.95em;
	color: var(--aos-er-text);
}

.aos-er-field label .optional {
	font-weight: 400;
	color: var(--aos-er-text-light);
	font-size: 0.85em;
}

.aos-er-field input[type="text"],
.aos-er-field input[type="email"],
.aos-er-field input[type="tel"],
.aos-er-field input[type="number"] {
	width: 100%;
	padding: 0.65em 0.9em;
	border: 1.5px solid var(--aos-er-border);
	border-radius: var(--aos-er-radius);
	font-size: 1em;
	font-family: var(--aos-er-font);
	color: var(--aos-er-text);
	background: var(--aos-er-bg);
	transition: border-color var(--aos-er-transition), box-shadow var(--aos-er-transition);
	box-sizing: border-box;
}

.aos-er-field input:focus {
	outline: none;
	border-color: var(--aos-er-primary-light);
	box-shadow: 0 0 0 3px rgba(41, 128, 185, 0.12);
}

.aos-er-help-text {
	display: block;
	margin-top: 0.3em;
	font-size: 0.85em;
	color: var(--aos-er-text-light);
	line-height: 1.4;
}

.aos-er-help {
	font-size: 0.95em;
	color: var(--aos-er-text-light);
	margin-bottom: 1.25em;
}

/* Checkbox */
.aos-er-checkbox {
	display: flex;
	align-items: center;
	gap: 0.6em;
	cursor: pointer;
	font-size: 0.95em;
	margin-top: 0.5em;
}

.aos-er-checkbox input[type="checkbox"] {
	width: 18px;
	height: 18px;
	accent-color: var(--aos-er-primary);
	flex-shrink: 0;
}

/* ================================================================
   Registrant Section
   ================================================================ */

.aos-er-registrant {
	background: var(--aos-er-bg-alt);
	border: 1.5px solid var(--aos-er-border);
	border-radius: var(--aos-er-radius-lg);
	padding: 1.5em;
	margin-bottom: 2em;
}

/* ================================================================
   Attendees Section
   ================================================================ */

.aos-er-attendees-section {
	margin-bottom: 2em;
}

/* ================================================================
   Contact Search
   ================================================================ */

.aos-er-search-wrap {
	position: relative;
	margin-bottom: 1em;
}

.aos-er-search-input-wrap {
	position: relative;
}

.aos-er-search-input-wrap input {
	width: 100%;
	padding: 0.75em 0.9em 0.75em 2.75em;
	border: 1.5px solid var(--aos-er-border);
	border-radius: var(--aos-er-radius);
	font-size: 1em;
	font-family: var(--aos-er-font);
	color: var(--aos-er-text);
	background: var(--aos-er-bg);
	transition: border-color var(--aos-er-transition), box-shadow var(--aos-er-transition);
	box-sizing: border-box;
}

.aos-er-search-input-wrap input:focus {
	outline: none;
	border-color: var(--aos-er-primary-light);
	box-shadow: 0 0 0 3px rgba(41, 128, 185, 0.12);
}

.aos-er-search-input-wrap::before {
	content: '';
	position: absolute;
	left: 0.9em;
	top: 50%;
	transform: translateY(-50%);
	width: 18px;
	height: 18px;
	background: var(--aos-er-text-light);
	mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='M21 21l-4.35-4.35'/%3E%3C/svg%3E") center / contain no-repeat;
	-webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='currentColor' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='M21 21l-4.35-4.35'/%3E%3C/svg%3E") center / contain no-repeat;
	pointer-events: none;
}

.aos-er-search-spinner {
	position: absolute;
	right: 0.9em;
	top: 50%;
	transform: translateY(-50%);
	width: 20px;
	height: 20px;
	border: 2px solid var(--aos-er-border);
	border-top-color: var(--aos-er-primary);
	border-radius: 50%;
	animation: aos-er-spin 0.6s linear infinite;
}

@keyframes aos-er-spin {
	to { transform: translateY(-50%) rotate(360deg); }
}

.aos-er-search-results {
	position: absolute;
	top: 100%;
	left: 0;
	right: 0;
	z-index: 100;
	background: var(--aos-er-bg);
	border: 1.5px solid var(--aos-er-border);
	border-top: none;
	border-radius: 0 0 var(--aos-er-radius) var(--aos-er-radius);
	box-shadow: var(--aos-er-shadow-lg);
	max-height: 350px;
	overflow-y: auto;
}

.aos-er-search-result {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.4em;
	padding: 0.85em 1em;
	cursor: pointer;
	border-bottom: 1px solid var(--aos-er-border);
	transition: background var(--aos-er-transition);
}

.aos-er-search-result:last-of-type {
	border-bottom: none;
}

.aos-er-search-result:hover {
	background: var(--aos-er-primary-bg);
}

.result-name {
	font-weight: 600;
	font-size: 1em;
	flex: 1 1 auto;
}

.result-detail {
	font-size: 0.88em;
	color: var(--aos-er-text-light);
	flex: 1 1 100%;
}

.result-badge {
	display: inline-block;
	padding: 0.15em 0.55em;
	background: var(--aos-er-success);
	color: #fff;
	border-radius: 12px;
	font-size: 0.72em;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.04em;
	flex-shrink: 0;
}

.aos-er-search-no-results {
	padding: 1.1em;
	text-align: center;
	color: var(--aos-er-text-light);
	font-size: 0.95em;
}

.aos-er-search-add-new {
	padding: 0.85em 1em;
	text-align: center;
	color: var(--aos-er-primary-light);
	font-weight: 600;
	font-size: 0.95em;
	cursor: pointer;
	border-top: 1px solid var(--aos-er-border);
	transition: background var(--aos-er-transition);
}

.aos-er-search-add-new:hover {
	background: var(--aos-er-primary-bg);
}

.add-new-icon {
	font-weight: 700;
	font-size: 1.1em;
}

/* ================================================================
   New Attendee Form
   ================================================================ */

.aos-er-new-attendee {
	background: var(--aos-er-bg-alt);
	border: 1.5px solid var(--aos-er-border);
	border-radius: var(--aos-er-radius-lg);
	padding: 1.5em;
	margin-bottom: 1em;
}

.aos-er-new-attendee h4 {
	margin: 0 0 1em;
	font-size: 1.05em;
	color: var(--aos-er-primary);
}

.aos-er-form-actions {
	display: flex;
	gap: 0.75em;
	align-items: center;
	margin-top: 0.5em;
}

/* ================================================================
   Buttons
   ================================================================ */

.aos-er-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.5em;
	padding: 0.7em 1.4em;
	border: none;
	border-radius: var(--aos-er-radius);
	font-size: 0.97em;
	font-weight: 600;
	font-family: var(--aos-er-font);
	cursor: pointer;
	transition: all var(--aos-er-transition);
	text-decoration: none;
	line-height: 1.4;
}

.aos-er-btn:disabled {
	opacity: 0.45;
	cursor: not-allowed;
}

.aos-er-btn.primary {
	background: var(--aos-er-primary);
	color: #fff;
	box-shadow: 0 2px 6px rgba(26, 82, 118, 0.25);
}

.aos-er-btn.primary:hover:not(:disabled) {
	background: var(--aos-er-primary-hover);
	box-shadow: 0 4px 12px rgba(26, 82, 118, 0.3);
	transform: translateY(-1px);
}

.aos-er-btn.secondary {
	background: var(--aos-er-bg);
	color: var(--aos-er-primary);
	border: 1.5px solid var(--aos-er-primary);
}

.aos-er-btn.secondary:hover:not(:disabled) {
	background: var(--aos-er-primary-bg);
}

.aos-er-btn.text {
	background: transparent;
	color: var(--aos-er-text-light);
	padding: 0.7em 0.75em;
}

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

.aos-er-btn.small {
	padding: 0.4em 0.85em;
	font-size: 0.85em;
}

/* ================================================================
   Attendee Cards
   ================================================================ */

.aos-er-attendee-list {
	margin-top: 1em;
}

.aos-er-attendee-card {
	display: flex;
	align-items: center;
	gap: 0.75em;
	padding: 0.9em 1.1em;
	background: var(--aos-er-bg);
	border: 1.5px solid var(--aos-er-border);
	border-radius: var(--aos-er-radius);
	margin-bottom: 0.5em;
	transition: border-color var(--aos-er-transition), box-shadow var(--aos-er-transition);
}

.aos-er-attendee-card:hover {
	border-color: var(--aos-er-primary-light);
	box-shadow: var(--aos-er-shadow);
}

.attendee-info {
	flex: 1;
	min-width: 0;
}

.attendee-name {
	font-weight: 600;
	font-size: 1em;
}

.attendee-detail {
	font-size: 0.88em;
	color: var(--aos-er-text-light);
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

.attendee-badges {
	display: flex;
	gap: 0.35em;
	flex-shrink: 0;
}

.aos-er-member-badge {
	display: inline-block;
	padding: 0.15em 0.55em;
	background: var(--aos-er-success);
	color: #fff;
	border-radius: 12px;
	font-size: 0.72em;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.04em;
}

.aos-er-new-badge {
	display: inline-block;
	padding: 0.15em 0.55em;
	background: var(--aos-er-info);
	color: #fff;
	border-radius: 12px;
	font-size: 0.72em;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.04em;
}
.aos-er-you-badge {
	display: inline-block;
	padding: 0.15em 0.55em;
	background: var(--aos-er-primary);
	color: #fff;
	border-radius: 12px;
	font-size: 0.72em;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.04em;
}

.aos-er-attendee-card--you {
	border-color: var(--aos-er-primary-light);
	background: var(--aos-er-primary-bg);
}

.aos-er-remove-attendee {
	flex-shrink: 0;
	width: 30px;
	height: 30px;
	display: inline-flex;
	align-items: center;
	justify-content: center;
	background: transparent;
	border: 1.5px solid var(--aos-er-border);
	border-radius: 50%;
	color: var(--aos-er-text-light);
	font-size: 1.1em;
	cursor: pointer;
	transition: all var(--aos-er-transition);
	line-height: 1;
	padding: 0;
}

.aos-er-remove-attendee:hover {
	background: var(--aos-er-danger-light);
	border-color: var(--aos-er-danger);
	color: var(--aos-er-danger);
}

.aos-er-attendee-count {
	padding: 0.5em 0;
	font-size: 0.95em;
	color: var(--aos-er-text-light);
	font-weight: 500;
}

/* ================================================================
   Dedup Modal
   ================================================================ */

.aos-er-modal {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	z-index: 10000;
	display: none;
	align-items: center;
	justify-content: center;
}

.aos-er-modal-overlay {
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background: rgba(0, 0, 0, 0.55);
	z-index: 1;
}

.aos-er-modal-content {
	position: relative;
	z-index: 2;
	background: var(--aos-er-bg);
	border-radius: var(--aos-er-radius-lg);
	padding: 2em;
	max-width: 560px;
	width: 90%;
	max-height: 80vh;
	overflow-y: auto;
	box-shadow: var(--aos-er-shadow-lg);
}

.aos-er-modal-content h4 {
	margin: 0 0 1.25em;
	font-size: 1.1em;
	color: var(--aos-er-text);
}

.aos-er-dedup-match {
	display: flex;
	align-items: center;
	gap: 0.75em;
	padding: 0.9em 1em;
	border: 1.5px solid var(--aos-er-border);
	border-radius: var(--aos-er-radius);
	margin-bottom: 0.5em;
	background: var(--aos-er-bg-alt);
}

.dedup-match-info {
	flex: 1;
	min-width: 0;
}

.dedup-match-name {
	font-weight: 600;
	font-size: 1em;
	display: flex;
	align-items: center;
	gap: 0.35em;
	flex-wrap: wrap;
}

.dedup-match-detail {
	font-size: 0.88em;
	color: var(--aos-er-text-light);
	margin-top: 0.15em;
}

.confidence-badge {
	display: inline-block;
	padding: 0.12em 0.45em;
	border-radius: 4px;
	font-size: 0.68em;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.04em;
}

.confidence-high   { background: var(--aos-er-success-light); color: #155724; }
.confidence-medium { background: var(--aos-er-warning-light); color: #856404; }
.confidence-low    { background: var(--aos-er-bg-alt); color: var(--aos-er-text-light); border: 1px solid var(--aos-er-border); }

.aos-er-modal-content > .aos-er-btn {
	margin-top: 1em;
	width: 100%;
}

/* ================================================================
   Inline Messages
   ================================================================ */

.aos-er-inline-message {
	padding: 0.85em 1.1em;
	border-radius: var(--aos-er-radius);
	font-size: 0.97em;
	margin: 0.75em 0;
	font-weight: 500;
}

.aos-er-inline-message--error   { background: var(--aos-er-danger-light);  color: #721c24; border: 1px solid #f5c6cb; }
.aos-er-inline-message--warning { background: var(--aos-er-warning-light); color: #856404; border: 1px solid #ffc107; }
.aos-er-inline-message--info    { background: var(--aos-er-info-light);    color: #0c5460; border: 1px solid #bee5eb; }
.aos-er-inline-message--success { background: var(--aos-er-success-light); color: #155724; border: 1px solid #c3e6cb; }

/* ================================================================
   Step Navigation
   ================================================================ */

.aos-er-step-nav {
	display: flex;
	justify-content: flex-end;
	padding-top: 1.5em;
	border-top: 1px solid var(--aos-er-border);
	margin-top: 2em;
}

.aos-er-step-nav.step-2-nav {
	justify-content: space-between;
}

/* ================================================================
   Cart Section (Step 2)
   ================================================================ */

.aos-er-cart-section {
	margin-bottom: 1em;
}

.aos-er-cart-event-summary {
	background: var(--aos-er-primary-bg);
	border: 1.5px solid #b3d4ed;
	border-radius: var(--aos-er-radius);
	padding: 1em 1.25em;
	margin-bottom: 1.5em;
}

.cart-event-name {
	font-weight: 700;
	font-size: 1.1em;
	color: var(--aos-er-primary);
	margin-bottom: 0.2em;
}

.cart-event-dates {
	font-size: 0.95em;
	color: var(--aos-er-text-light);
}

.cart-sessions-note {
	font-size: 0.88em;
	color: var(--aos-er-text-light);
	margin-top: 0.25em;
}

/* Cart items (attendee rows) */
.aos-er-cart-items {
	margin-bottom: 1.5em;
}

.aos-er-cart-item {
	display: flex;
	align-items: center;
	gap: 1em;
	padding: 0.9em 1.1em;
	background: var(--aos-er-bg);
	border: 1.5px solid var(--aos-er-border);
	border-radius: var(--aos-er-radius);
	margin-bottom: 0.5em;
	transition: border-color var(--aos-er-transition);
}

.aos-er-cart-item:hover {
	border-color: var(--aos-er-primary-light);
}

.cart-item-info {
	flex: 1;
	min-width: 0;
}

.cart-item-name {
	font-weight: 600;
	font-size: 1em;
	display: flex;
	align-items: center;
	gap: 0.35em;
	flex-wrap: wrap;
}

.cart-item-email {
	font-size: 0.85em;
	color: var(--aos-er-text-light);
	margin-top: 0.1em;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}

.cart-item-tier {
	flex-shrink: 0;
}

.aos-er-tier-select {
	padding: 0.45em 0.7em;
	border: 1.5px solid var(--aos-er-border);
	border-radius: var(--aos-er-radius);
	font-size: 0.9em;
	font-family: var(--aos-er-font);
	color: var(--aos-er-text);
	background: var(--aos-er-bg);
	cursor: pointer;
	transition: border-color var(--aos-er-transition);
	max-width: 240px;
}

.aos-er-tier-select:focus {
	outline: none;
	border-color: var(--aos-er-primary-light);
	box-shadow: 0 0 0 3px rgba(41, 128, 185, 0.12);
}

.cart-item-tier-label {
	font-size: 0.9em;
	color: var(--aos-er-text-light);
	white-space: nowrap;
}

.cart-item-tier-none {
	color: var(--aos-er-danger);
	font-style: italic;
}

.cart-item-amount {
	font-weight: 700;
	font-size: 1.15em;
	color: var(--aos-er-primary);
	white-space: nowrap;
	min-width: 80px;
	text-align: right;
	flex-shrink: 0;
}

.aos-er-cart-empty {
	padding: 2.5em;
	text-align: center;
	color: var(--aos-er-text-light);
	font-size: 1em;
	background: var(--aos-er-bg-alt);
	border: 2px dashed var(--aos-er-border);
	border-radius: var(--aos-er-radius);
}

/* Cart totals */
.aos-er-cart-totals {
	background: var(--aos-er-bg-alt);
	border: 1.5px solid var(--aos-er-border);
	border-radius: var(--aos-er-radius-lg);
	padding: 1.25em 1.5em;
}

.cart-total-row {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 0.5em 0;
}

.cart-total-row .cart-label {
	font-size: 1em;
	color: var(--aos-er-text);
}

.cart-total-row .cart-amount {
	font-weight: 600;
	font-size: 1em;
	color: var(--aos-er-text);
}

.cart-subtotal {
	border-bottom: 1px solid var(--aos-er-border);
	padding-bottom: 0.75em;
}

.cart-fee .cart-label,
.cart-fee .cart-amount {
	font-size: 0.92em;
	color: var(--aos-er-text-light);
}

.cart-fee--hidden {
	display: none;
}

.cart-total {
	border-top: 2px solid var(--aos-er-primary);
	margin-top: 0.5em;
	padding-top: 0.85em;
}

.cart-total .cart-label {
	font-size: 1.15em;
	font-weight: 700;
	color: var(--aos-er-primary);
}

.cart-total .cart-amount {
	font-size: 1.35em;
	font-weight: 800;
	color: var(--aos-er-primary);
}

/* ================================================================
   Payment Method Selector
   ================================================================ */

.aos-er-payment-method-selector {
	display: flex;
	gap: 0.75em;
	margin: 1.25em 0;
}

.payment-method-option {
	flex: 1;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 0.3em;
	padding: 1em 0.75em;
	border: 2px solid var(--aos-er-border);
	border-radius: var(--aos-er-radius);
	background: var(--aos-er-bg);
	cursor: pointer;
	transition: all var(--aos-er-transition);
	text-align: center;
}

.payment-method-option:hover {
	border-color: var(--aos-er-primary-light);
	background: var(--aos-er-primary-bg);
}

.payment-method-option.active {
	border-color: var(--aos-er-primary);
	background: var(--aos-er-primary-bg);
	box-shadow: 0 0 0 1px var(--aos-er-primary);
}

.payment-method-option input[type="radio"] {
	position: absolute;
	opacity: 0;
	width: 0;
	height: 0;
	pointer-events: none;
}

.payment-icon  { font-size: 1.6em; line-height: 1; }
.payment-label { font-weight: 700; font-size: 0.97em; color: var(--aos-er-text); }
.payment-note  { font-size: 0.83em; color: var(--aos-er-text-light); }

.payment-method-option.active .payment-label {
	color: var(--aos-er-primary);
}

/* ================================================================
   Payment Section (Step 3)
   ================================================================ */

.aos-er-payment-section {
	margin-bottom: 1em;
}

.aos-er-payment-summary {
	background: var(--aos-er-bg-alt);
	border: 1.5px solid var(--aos-er-border);
	border-radius: var(--aos-er-radius);
	padding: 1.1em 1.35em;
	margin-bottom: 1.5em;
}

.payment-summary-row {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 0.4em 0;
	font-size: 1em;
	color: var(--aos-er-text);
}

.payment-summary-fee {
	font-size: 0.92em;
	color: var(--aos-er-text-light);
}

.payment-summary-total {
	border-top: 2px solid var(--aos-er-primary);
	margin-top: 0.5em;
	padding-top: 0.75em;
	font-weight: 700;
	font-size: 1.15em;
	color: var(--aos-er-primary);
}

.aos-er-payment-form {
	margin-bottom: 1.5em;
}

.aos-er-stripe-element {
	padding: 1em;
	border: 1.5px solid var(--aos-er-border);
	border-radius: var(--aos-er-radius);
	background: var(--aos-er-bg);
	min-height: 60px;
	margin-bottom: 1em;
	transition: border-color var(--aos-er-transition);
}

.aos-er-stripe-element:focus-within {
	border-color: var(--aos-er-primary-light);
	box-shadow: 0 0 0 3px rgba(41, 128, 185, 0.12);
}

.aos-er-stripe-loading {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	padding: 2.5em;
	color: var(--aos-er-text-light);
	font-size: 0.97em;
}

.aos-er-loading-spinner {
	width: 34px;
	height: 34px;
	border: 3px solid var(--aos-er-border);
	border-top-color: var(--aos-er-primary);
	border-radius: 50%;
	animation: aos-er-spin 0.6s linear infinite;
	margin-bottom: 0.85em;
}

.aos-er-btn--full {
	width: 100%;
	padding: 0.95em 1.5em;
	font-size: 1.05em;
}

/* Payment result states */
.aos-er-payment-result {
	text-align: center;
	padding: 3em 1.5em;
}

.payment-result-icon {
	font-size: 3em;
	margin-bottom: 0.75em;
	line-height: 1;
}

.payment-result-icon--success {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 72px;
	height: 72px;
	border-radius: 50%;
	background: var(--aos-er-success);
	color: #fff;
	font-size: 2.2em;
	font-weight: 700;
}

.payment-result-icon--pending {
	font-size: 3em;
}

.aos-er-payment-result h3 {
	margin: 0.75em 0 0.5em;
	font-size: 1.6em;
	color: var(--aos-er-primary);
}

.aos-er-payment-result p {
	margin: 0 auto 1em;
	color: var(--aos-er-text-light);
	font-size: 1.05em;
	max-width: 500px;
	line-height: 1.6;
}

.aos-er-result-summary {
	background: var(--aos-er-bg-alt);
	border: 1.5px solid var(--aos-er-border);
	border-radius: var(--aos-er-radius);
	padding: 1.1em 1.35em;
	margin: 1.25em auto;
	max-width: 420px;
	text-align: left;
}

.result-summary-row {
	display: flex;
	justify-content: space-between;
	padding: 0.3em 0;
	font-size: 0.95em;
}

.result-summary-row .label { color: var(--aos-er-text-light); }
.result-summary-row .value { font-weight: 600; color: var(--aos-er-text); }

.result-summary-row.total {
	border-top: 1px solid var(--aos-er-border);
	margin-top: 0.35em;
	padding-top: 0.5em;
	font-weight: 700;
}

.aos-er-result-note {
	font-size: 0.92em;
	color: var(--aos-er-text-light);
	font-style: italic;
	margin-top: 1em;
}

.aos-er-step-nav.step-3-nav {
	justify-content: flex-start;
}

.aos-er-payment-complete .step-3-nav {
	display: none;
}

.aos-er-btn--processing {
	position: relative;
	color: transparent;
}

.aos-er-btn--processing::after {
	content: '';
	position: absolute;
	width: 20px;
	height: 20px;
	border: 2px solid rgba(255, 255, 255, 0.3);
	border-top-color: #fff;
	border-radius: 50%;
	animation: aos-er-spin 0.6s linear infinite;
}

/* ================================================================
   Pricing (Phase 1 — event info display)
   ================================================================ */

.aos-er-pricing {
	margin-bottom: 1.5em;
}

.aos-er-pricing h3 {
	font-size: 1.2em;
	margin-bottom: 0.85em;
	color: var(--aos-er-primary);
}

/* Pricing options — card style */
.aos-er-pricing-field {
	margin-bottom: 1.25em;
}

.aos-er-pricing-field-label {
	font-size: 0.8em;
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	color: var(--aos-er-text-light);
	margin-bottom: 0.6em;
}

.aos-er-pricing-option {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 0.85em 1.1em;
	border: 1.5px solid var(--aos-er-border);
	border-radius: var(--aos-er-radius);
	margin-bottom: 0.45em;
	background: var(--aos-er-bg);
	transition: border-color var(--aos-er-transition), background var(--aos-er-transition);
}

.aos-er-pricing-option:hover {
	border-color: var(--aos-er-primary-light);
	background: var(--aos-er-primary-bg);
}

.aos-er-pricing-option--member {
	border-color: #a9dfbf;
	background: #f0faf4;
}

.aos-er-pricing-option--member:hover {
	border-color: var(--aos-er-success);
	background: #e8f8ef;
}

.aos-er-option-label {
	display: flex;
	align-items: center;
	gap: 0.6em;
	font-size: 1em;
	font-weight: 500;
	color: var(--aos-er-text);
}

.aos-er-option-amount {
	font-weight: 800;
	font-size: 1.35em;
	color: var(--aos-er-primary);
	letter-spacing: -0.01em;
}

.aos-er-pricing-option--member .aos-er-option-amount {
	color: var(--aos-er-success);
}

/* Pricing summary */
.aos-er-pricing-summary {
	background: var(--aos-er-bg-alt);
	border: 1.5px solid var(--aos-er-border);
	border-radius: var(--aos-er-radius);
	padding: 1em 1.25em;
	margin-bottom: 1.5em;
}

.aos-er-pricing-summary-item {
	display: flex;
	justify-content: space-between;
	padding: 0.35em 0;
	font-size: 0.97em;
}

.aos-er-pricing-summary-item .aos-er-pricing-amount {
	font-weight: 700;
	font-size: 1.05em;
}

.aos-er-pricing-savings {
	border-top: 1px dashed var(--aos-er-border);
	margin-top: 0.35em;
	padding-top: 0.5em;
	color: var(--aos-er-success);
	font-weight: 600;
}

/* ================================================================
   Sessions
   ================================================================ */

.aos-er-sessions {
	margin-bottom: 1.5em;
}

.aos-er-sessions h3 {
	font-size: 1.2em;
	margin-bottom: 0.75em;
	color: var(--aos-er-primary);
}

.aos-er-sessions-list {
	list-style: none;
	margin: 0;
	padding: 0;
}

.aos-er-session-item {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 0.8em 1em;
	background: var(--aos-er-bg-alt);
	border: 1.5px solid var(--aos-er-border);
	border-radius: var(--aos-er-radius);
	margin-bottom: 0.5em;
	font-size: 1em;
}

.aos-er-session-title { font-weight: 500; }
.aos-er-session-dates { color: var(--aos-er-text-light); font-size: 0.92em; }

/* Placeholder / Error */
.aos-er-placeholder-box,
.aos-er-error {
	padding: 2em;
	text-align: center;
	border-radius: var(--aos-er-radius);
}

.aos-er-placeholder-box {
	background: var(--aos-er-bg-alt);
	border: 2px dashed var(--aos-er-border);
	color: var(--aos-er-text-light);
	font-size: 1em;
}

.aos-er-error {
	background: var(--aos-er-danger-light);
	color: #721c24;
	border: 1px solid #f5c6cb;
}

/* ================================================================
   Responsive
   ================================================================ */

@media (max-width: 768px) {
	.aos-er-event-hero {
		padding: 1.75em 1.25em 1.5em;
	}

	.aos-er-event-title {
		font-size: 1.5em;
	}

	.aos-er-form-body {
		padding: 1.25em;
	}

	.aos-er-form-row {
		flex-direction: column;
		gap: 0.75em;
	}

	.step-label {
		font-size: 0.8em;
	}

	.step-number {
		width: 26px;
		height: 26px;
		font-size: 0.82em;
	}

	.aos-er-search-results {
		position: relative;
		top: auto;
		margin-top: 0.25em;
		border: 1.5px solid var(--aos-er-border);
		border-radius: var(--aos-er-radius);
	}

	.aos-er-session-item {
		flex-direction: column;
		align-items: flex-start;
		gap: 0.25em;
	}

	.aos-er-attendee-card {
		flex-wrap: wrap;
	}

	.aos-er-modal-content {
		padding: 1.5em;
		width: 95%;
	}

	.aos-er-dedup-match {
		flex-direction: column;
		align-items: stretch;
	}

	.aos-er-dedup-match .aos-er-btn {
		width: 100%;
	}

	.aos-er-cart-item {
		flex-direction: column;
		align-items: stretch;
		gap: 0.5em;
	}

	.cart-item-amount {
		text-align: left;
		min-width: auto;
	}

	.aos-er-tier-select {
		max-width: 100%;
		width: 100%;
	}

	.aos-er-payment-method-selector {
		flex-direction: column;
		gap: 0.5em;
	}

	.aos-er-step-nav.step-2-nav,
	.aos-er-step-nav.step-3-nav {
		flex-direction: column-reverse;
		gap: 0.5em;
	}

	.aos-er-step-nav.step-2-nav .aos-er-btn,
	.aos-er-step-nav.step-3-nav .aos-er-btn {
		width: 100%;
	}

	.aos-er-payment-result {
		padding: 2em 1em;
	}

	.aos-er-result-summary {
		max-width: 100%;
	}

	.aos-er-pricing-option {
		flex-direction: column;
		align-items: flex-start;
		gap: 0.35em;
	}

	.aos-er-option-amount {
		font-size: 1.2em;
	}
}

@media (max-width: 480px) {
	.aos-er-steps {
		gap: 0;
	}

	.step-label {
		display: none;
	}

	.aos-er-event-meta {
		gap: 0.35em 1em;
	}

	.aos-er-event-hero {
		border-radius: var(--aos-er-radius);
	}

	.aos-er-form-body {
		border-radius: 0 0 var(--aos-er-radius) var(--aos-er-radius);
		padding: 1em;
	}

	.aos-er-registrant {
		padding: 1em;
	}

	.aos-er-cart-totals {
		padding: 1em;
	}
}