/**
 * UCM Cert Exam Player — Phase 11.7.
 *
 * Cert-grade visual design: focused, paper-like, distraction-free, with
 * subtle navy/amber accents matching the rest of the UCM admin design
 * system. No links to other site sections (deliberate — the candidate
 * shouldn't have anywhere to wander to).
 */

:root {
	--ucmx-navy-900: #0b1d3a;
	--ucmx-navy-700: #142a52;
	--ucmx-navy-500: #1f3d75;
	--ucmx-navy-300: #4a679e;
	--ucmx-amber-500: #dba617;
	--ucmx-amber-300: #f0c046;
	--ucmx-slate-50: #f7f8fa;
	--ucmx-slate-100: #eef0f4;
	--ucmx-slate-200: #dde1e9;
	--ucmx-slate-400: #8a93a3;
	--ucmx-slate-600: #4b5364;
	--ucmx-slate-800: #1f2533;
	--ucmx-success: #15803d;
	--ucmx-danger: #b91c1c;
	--ucmx-radius-sm: 4px;
	--ucmx-radius-md: 8px;
	--ucmx-radius-lg: 14px;
	--ucmx-shadow-card: 0 1px 3px rgba(11, 29, 58, 0.06), 0 4px 12px rgba(11, 29, 58, 0.05);
	--ucmx-shadow-floating: 0 12px 40px rgba(11, 29, 58, 0.18);
}

/* ─── Kiosk-style full-viewport overlay ──────────────────────────────
 * The exam takes over the whole viewport regardless of what container
 * the theme uses. Site chrome is hidden via the body class (below). */

body.ucm-exam-active {
	overflow: hidden;
	margin: 0;
}
/* Phase 13.30 — post-submit / score-released views still hide the site
 * chrome but allow normal scroll so the success card can grow on mobile. */
body.ucm-exam-active.ucm-exam-active--complete {
	overflow: auto;
}
/* Hide site chrome — broad selectors so this works across themes. */
body.ucm-exam-active > header,
body.ucm-exam-active > footer,
body.ucm-exam-active .site-header,
body.ucm-exam-active .site-footer,
body.ucm-exam-active .wp-site-blocks > header,
body.ucm-exam-active .wp-site-blocks > footer,
body.ucm-exam-active .wp-block-template-part[data-type="header"],
body.ucm-exam-active .wp-block-template-part[data-type="footer"],
body.ucm-exam-active nav.main-navigation,
body.ucm-exam-active .entry-header,
body.ucm-exam-active .entry-footer,
body.ucm-exam-active .entry-title,
body.ucm-exam-active .post-title,
body.ucm-exam-active .breadcrumbs {
	display: none !important;
}

.ucm-exam,
.ucm-exam * {
	box-sizing: border-box;
}
.ucm-exam {
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
	color: var(--ucmx-slate-800);
	line-height: 1.55;
	max-width: 1280px;
	margin: 24px auto;
	padding: 0 16px;
}

/* Kiosk mode — only when body has .ucm-exam-active (in_progress attempt).
 * Denied + completed views keep regular page layout. */
body.ucm-exam-active .ucm-exam {
	position: fixed;
	inset: 0;
	z-index: 9999;
	background: var(--ucmx-slate-50);
	overflow-y: auto;
	padding: 24px;
	margin: 0;
	width: 100vw;
	max-width: 100vw;
}
/* Respect WP admin bar so admins testing don't lose its functionality. */
body.ucm-exam-active.admin-bar .ucm-exam {
	top: 32px;
	height: calc(100vh - 32px);
}
@media screen and (max-width: 782px) {
	body.ucm-exam-active.admin-bar .ucm-exam { top: 46px; height: calc(100vh - 46px); }
}

/* Inner cap so we don't fly off the edges on ultra-wide displays. */
.ucm-exam__shell,
.ucm-exam__loading {
	max-width: 1480px;
	margin-inline: auto;
	padding: 0;
}
.ucm-exam__denied-card,
.ucm-exam__complete-card {
	max-width: 580px;
	margin-inline: auto;
}

/* Many WP themes don't include the `[hidden] { display: none }` browser
 * default in their resets. Force-hide. */
.ucm-exam [hidden] {
	display: none !important;
}


/* ─── Loading ─────────────────────────────────────────────────────── */
.ucm-exam__loading {
	display: flex;
	flex-direction: column;
	align-items: center;
	padding: 80px 16px;
	color: var(--ucmx-slate-600);
}
.ucm-exam__spinner {
	width: 36px;
	height: 36px;
	border-radius: 50%;
	border: 3px solid var(--ucmx-slate-200);
	border-top-color: var(--ucmx-navy-500);
	animation: ucmx-spin 0.9s linear infinite;
	margin-bottom: 12px;
}
@keyframes ucmx-spin { to { transform: rotate(360deg); } }

/* ─── Header ─────────────────────────────────────────────────────── */
.ucm-exam__header {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	padding: 20px 24px;
	background: linear-gradient(135deg, var(--ucmx-navy-700) 0%, var(--ucmx-navy-500) 100%);
	color: #fff;
	border-radius: var(--ucmx-radius-lg) var(--ucmx-radius-lg) 0 0;
	position: relative;
	overflow: hidden;
}
.ucm-exam__header::before {
	content: '';
	position: absolute;
	right: -40px;
	top: -40px;
	width: 200px;
	height: 200px;
	background: radial-gradient(circle, rgba(219, 166, 23, 0.18) 0%, rgba(219, 166, 23, 0) 70%);
	pointer-events: none;
}
.ucm-exam__brand { position: relative; z-index: 1; }
.ucm-exam__brand-eyebrow {
	display: block;
	font-size: 11px;
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--ucmx-amber-300);
	margin-bottom: 2px;
}
.ucm-exam__brand-title {
	margin: 0;
	font-size: 20px;
	font-weight: 600;
	color: #fff;
}

.ucm-exam__timer {
	display: flex;
	flex-direction: column;
	align-items: flex-end;
	gap: 2px;
	position: relative;
	z-index: 1;
	background: rgba(255, 255, 255, 0.08);
	padding: 10px 16px;
	border-radius: var(--ucmx-radius-md);
	border: 1px solid rgba(255, 255, 255, 0.15);
	min-width: 130px;
}
.ucm-exam__timer-label {
	font-size: 11px;
	letter-spacing: 0.05em;
	text-transform: uppercase;
	color: rgba(255, 255, 255, 0.7);
}
.ucm-exam__timer-value {
	font-size: 22px;
	font-weight: 700;
	color: #fff;
	font-variant-numeric: tabular-nums;
	letter-spacing: 0.02em;
}
.ucm-exam__timer.is-warning .ucm-exam__timer-value { color: var(--ucmx-amber-300); }
.ucm-exam__timer.is-critical .ucm-exam__timer-value {
	color: #fecaca;
	animation: ucmx-pulse 1s ease-in-out infinite;
}
@keyframes ucmx-pulse { 50% { opacity: 0.6; } }

/* ─── Toolbar (Pearson VUE-style candidate tools) ───────────────── */
.ucm-exam__toolbar {
	display: flex;
	align-items: center;
	gap: 6px;
	padding: 8px 12px;
	background: var(--ucmx-slate-50);
	border: 1px solid var(--ucmx-slate-200);
	border-top: 0;
}
.ucm-exam__toolbar-spacer { flex: 1 1 auto; }

.ucm-exam__tool {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 6px 12px;
	background: #fff;
	border: 1px solid var(--ucmx-slate-200);
	color: var(--ucmx-slate-800);
	border-radius: var(--ucmx-radius-sm);
	font-size: 13px;
	font-weight: 500;
	cursor: pointer;
	transition: background 0.15s, border-color 0.15s, color 0.15s;
	font-family: inherit;
	user-select: none;
}
.ucm-exam__tool:hover {
	border-color: var(--ucmx-navy-300);
	color: var(--ucmx-navy-700);
	background: #fff;
}
.ucm-exam__tool.is-active {
	background: var(--ucmx-amber-500);
	border-color: var(--ucmx-amber-500);
	color: var(--ucmx-navy-900);
}
.ucm-exam__tool-icon {
	font-size: 16px;
	line-height: 1;
}
.ucm-exam__tool--flag input { accent-color: var(--ucmx-amber-500); }
.ucm-exam__tool--flag:has(input:checked) {
	background: rgba(219, 166, 23, 0.14);
	border-color: var(--ucmx-amber-500);
	color: var(--ucmx-navy-900);
}

/* ─── Layout ─────────────────────────────────────────────────────── */
.ucm-exam__layout {
	display: grid;
	grid-template-columns: 240px 1fr;
	gap: 0;
	background: #fff;
	box-shadow: var(--ucmx-shadow-card);
	border-radius: 0;
	border-left: 1px solid var(--ucmx-slate-200);
	border-right: 1px solid var(--ucmx-slate-200);
}

/* ─── Nav panel ─────────────────────────────────────────────────── */
.ucm-exam__nav {
	border-right: 1px solid var(--ucmx-slate-200);
	background: var(--ucmx-slate-50);
	padding: 16px;
	max-height: 70vh;
	overflow-y: auto;
}
.ucm-exam__nav-header {
	display: flex;
	justify-content: space-between;
	align-items: center;
	margin-bottom: 12px;
	font-size: 13px;
	color: var(--ucmx-slate-600);
}
.ucm-exam__nav-stats {
	font-variant-numeric: tabular-nums;
	color: var(--ucmx-slate-800);
}
.ucm-exam__nav-grid {
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	gap: 6px;
}
.ucm-exam__nav-cell {
	display: flex;
	align-items: center;
	justify-content: center;
	height: 36px;
	border-radius: var(--ucmx-radius-sm);
	background: #fff;
	border: 1px solid var(--ucmx-slate-200);
	cursor: pointer;
	font-size: 13px;
	font-weight: 500;
	font-variant-numeric: tabular-nums;
	color: var(--ucmx-slate-800);
	transition: background 0.15s, border-color 0.15s, color 0.15s;
	position: relative;
	user-select: none;
}
.ucm-exam__nav-cell:hover {
	border-color: var(--ucmx-navy-300);
	color: var(--ucmx-navy-700);
}
.ucm-exam__nav-cell.is-answered {
	background: var(--ucmx-navy-500);
	border-color: var(--ucmx-navy-500);
	color: #fff;
}
.ucm-exam__nav-cell.is-flagged::after {
	content: '';
	position: absolute;
	top: 3px;
	right: 3px;
	width: 6px;
	height: 6px;
	border-radius: 50%;
	background: var(--ucmx-amber-500);
}
.ucm-exam__nav-cell.is-current {
	outline: 2px solid var(--ucmx-amber-500);
	outline-offset: 1px;
	box-shadow: 0 0 0 3px rgba(219, 166, 23, 0.2);
}

.ucm-exam__nav-legend {
	margin-top: 16px;
	padding-top: 12px;
	border-top: 1px solid var(--ucmx-slate-200);
	display: flex;
	flex-direction: column;
	gap: 6px;
	font-size: 11px;
	color: var(--ucmx-slate-600);
}
.ucm-exam__nav-legend .legend { display: flex; align-items: center; gap: 6px; }
.ucm-exam__nav-legend .dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.ucm-exam__nav-legend .dot-answered { background: var(--ucmx-navy-500); }
.ucm-exam__nav-legend .dot-flagged { background: var(--ucmx-amber-500); }
.ucm-exam__nav-legend .dot-current { background: transparent; border: 2px solid var(--ucmx-amber-500); }

/* ─── Main item area ─────────────────────────────────────────────── */
.ucm-exam__main {
	padding: 32px 40px;
	min-height: 60vh;
	background: #fff;
}
.ucm-exam__item-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	margin-bottom: 16px;
}
.ucm-exam__item-counter {
	font-size: 13px;
	font-weight: 600;
	color: var(--ucmx-slate-600);
	letter-spacing: 0.04em;
	text-transform: uppercase;
}
.ucm-exam__flag {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	font-size: 13px;
	color: var(--ucmx-slate-600);
	cursor: pointer;
	user-select: none;
	padding: 6px 10px;
	border-radius: var(--ucmx-radius-sm);
	transition: background 0.15s, color 0.15s;
}
.ucm-exam__flag:hover { background: var(--ucmx-slate-100); color: var(--ucmx-amber-500); }
.ucm-exam__flag input { accent-color: var(--ucmx-amber-500); }

.ucm-exam__stem {
	font-size: 17px;
	line-height: 1.7;
	color: var(--ucmx-slate-800);
	margin-bottom: 24px;
	max-width: 78ch;
}
.ucm-exam__stem p { margin: 0 0 12px; }
.ucm-exam__stem p:last-child { margin-bottom: 0; }
.ucm-exam__stem strong { font-weight: 600; }

.ucm-exam__options {
	display: flex;
	flex-direction: column;
	gap: 10px;
	max-width: 78ch;
}
.ucm-exam__option {
	display: grid;
	grid-template-columns: auto 1fr;
	gap: 14px;
	padding: 14px 18px;
	border: 1.5px solid var(--ucmx-slate-200);
	border-radius: var(--ucmx-radius-md);
	cursor: pointer;
	background: #fff;
	transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
	align-items: flex-start;
}
.ucm-exam__option:hover {
	border-color: var(--ucmx-navy-300);
	background: var(--ucmx-slate-50);
}
.ucm-exam__option:has(input:checked) {
	border-color: var(--ucmx-navy-500);
	background: rgba(31, 61, 117, 0.04);
	box-shadow: 0 0 0 3px rgba(31, 61, 117, 0.08);
}
/* Highlight + strike per-option marks (toggled via toolbar tools). */
.ucm-exam__option.is-highlighted {
	background: rgba(255, 235, 130, 0.45);
	border-color: rgba(219, 166, 23, 0.55);
}
.ucm-exam__option.is-struck .ucm-exam__option-body {
	text-decoration: line-through;
	opacity: 0.55;
}
/* When a tool is active, cursor signals you're applying a mark. */
.ucm-exam.is-tool-highlight .ucm-exam__option { cursor: crosshair; }
.ucm-exam.is-tool-strike .ucm-exam__option    { cursor: crosshair; }
.ucm-exam__option input {
	margin-top: 2px;
	accent-color: var(--ucmx-navy-500);
	width: 18px;
	height: 18px;
	cursor: pointer;
}
.ucm-exam__option-body {
	font-size: 15px;
	line-height: 1.6;
	color: var(--ucmx-slate-800);
}
.ucm-exam__option-label {
	display: inline-block;
	font-weight: 600;
	margin-right: 8px;
	color: var(--ucmx-slate-600);
}

/* ─── Footer ─────────────────────────────────────────────────────── */
.ucm-exam__footer {
	display: flex;
	align-items: center;
	gap: 12px;
	padding: 16px 24px;
	background: #fff;
	border: 1px solid var(--ucmx-slate-200);
	border-top: 0;
	border-radius: 0 0 var(--ucmx-radius-lg) var(--ucmx-radius-lg);
	box-shadow: var(--ucmx-shadow-card);
}
.ucm-exam__footer-spacer { flex: 1 1 auto; }
.ucm-exam__saved {
	font-size: 12px;
	color: var(--ucmx-success);
	font-style: italic;
	margin-right: 6px;
	opacity: 1;
	transition: opacity 0.3s;
}
.ucm-exam__saved.is-saving { color: var(--ucmx-slate-400); font-style: italic; }
.ucm-exam__saved.is-error  { color: var(--ucmx-danger); font-style: normal; }

/* ─── Buttons ────────────────────────────────────────────────────── */
.ucm-exam__btn {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	padding: 10px 18px;
	border-radius: var(--ucmx-radius-md);
	font-size: 14px;
	font-weight: 600;
	cursor: pointer;
	border: 1px solid transparent;
	transition: background 0.15s, border-color 0.15s, color 0.15s, box-shadow 0.15s;
	text-decoration: none;
	font-family: inherit;
}
.ucm-exam__btn:focus {
	outline: none;
	box-shadow: 0 0 0 3px rgba(219, 166, 23, 0.45);
}
.ucm-exam__btn--ghost {
	background: #fff;
	border-color: var(--ucmx-slate-200);
	color: var(--ucmx-slate-800);
}
.ucm-exam__btn--ghost:hover {
	border-color: var(--ucmx-navy-300);
	color: var(--ucmx-navy-700);
	background: var(--ucmx-slate-50);
}
.ucm-exam__btn--primary {
	background: var(--ucmx-amber-500);
	border-color: var(--ucmx-amber-500);
	color: var(--ucmx-navy-900);
}
.ucm-exam__btn--primary:hover {
	background: var(--ucmx-amber-300);
}
.ucm-exam__btn[disabled] { opacity: 0.5; cursor: not-allowed; }

/* ─── Submit modal ───────────────────────────────────────────────── */
.ucm-exam__modal {
	position: fixed;
	inset: 0;
	background: rgba(11, 29, 58, 0.55);
	display: flex;
	align-items: center;
	justify-content: center;
	z-index: 9000;
	padding: 24px;
}
.ucm-exam__modal-card {
	background: #fff;
	border-radius: var(--ucmx-radius-lg);
	max-width: 480px;
	width: 100%;
	padding: 28px;
	box-shadow: var(--ucmx-shadow-floating);
}
.ucm-exam__modal-card h2 {
	margin: 0 0 12px;
	font-size: 20px;
	font-weight: 600;
	color: var(--ucmx-slate-800);
}
.ucm-exam__modal-card p {
	color: var(--ucmx-slate-600);
	margin: 0 0 20px;
}
.ucm-exam__modal-actions {
	display: flex;
	gap: 10px;
	justify-content: flex-end;
}

/* ─── Toast ──────────────────────────────────────────────────────── */
.ucm-exam__toast {
	position: fixed;
	bottom: 24px;
	left: 50%;
	transform: translateX(-50%);
	background: var(--ucmx-navy-700);
	color: #fff;
	padding: 12px 20px;
	border-radius: var(--ucmx-radius-md);
	font-size: 14px;
	box-shadow: var(--ucmx-shadow-floating);
	z-index: 8000;
	max-width: 480px;
}
.ucm-exam__toast.is-warning { background: var(--ucmx-amber-500); color: var(--ucmx-navy-900); }
.ucm-exam__toast.is-danger  { background: var(--ucmx-danger); }

/* ─── Denied / completed views ──────────────────────────────────── */
.ucm-exam__denied-card,
.ucm-exam__complete-card {
	max-width: 580px;
	margin: 60px auto;
	padding: 40px;
	background: #fff;
	border-radius: var(--ucmx-radius-lg);
	box-shadow: var(--ucmx-shadow-card);
	border: 1px solid var(--ucmx-slate-200);
	text-align: center;
}
.ucm-exam__complete-eyebrow {
	display: block;
	font-size: 11px;
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--ucmx-amber-500);
	margin-bottom: 6px;
}
.ucm-exam__complete-card h1 {
	margin: 0 0 24px;
	font-size: 24px;
	color: var(--ucmx-slate-800);
}
.ucm-exam__complete-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 12px;
	margin-bottom: 24px;
}
.ucm-exam__complete-tile {
	padding: 20px;
	background: var(--ucmx-slate-50);
	border-radius: var(--ucmx-radius-md);
	display: flex;
	flex-direction: column;
	gap: 6px;
}
.ucm-exam__complete-tile .label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--ucmx-slate-600); }
.ucm-exam__complete-tile .value { font-size: 24px; font-weight: 700; color: var(--ucmx-slate-800); }
.ucm-exam__complete-tile .value--pass { color: var(--ucmx-success); }
.ucm-exam__complete-tile .value--fail { color: var(--ucmx-danger); }
.ucm-exam__complete-tile .value--pending { color: var(--ucmx-amber-500); font-size: 18px; }

/* Phase 11.6b.2 — score-pending view */
.ucm-exam__pending-lede {
	font-size: 16px;
	line-height: 1.6;
	color: var(--ucmx-slate-800);
	margin: 0 0 24px;
}
.ucm-exam__pending-eta {
	background: var(--ucmx-slate-50);
	border: 1px solid var(--ucmx-slate-200);
	border-radius: var(--ucmx-radius-md);
	padding: 16px 20px;
	margin: 16px 0;
	display: flex;
	justify-content: space-between;
	align-items: center;
	flex-wrap: wrap;
	gap: 12px;
}
.ucm-exam__pending-eta .label {
	font-size: 11px;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: var(--ucmx-slate-600);
	font-weight: 600;
}
.ucm-exam__pending-eta .value {
	font-size: 15px;
	font-weight: 600;
	color: var(--ucmx-navy-700);
}
.ucm-exam__pending-hold {
	background: rgba(219, 166, 23, 0.08);
	border-left: 4px solid var(--ucmx-amber-500);
	border-radius: 0 var(--ucmx-radius-md) var(--ucmx-radius-md) 0;
	padding: 16px 20px;
	margin: 16px 0;
	font-size: 14px;
	line-height: 1.6;
	color: var(--ucmx-slate-800);
	text-align: left;
}
.ucm-exam__pending-secure {
	font-size: 13px;
	color: var(--ucmx-slate-600);
	font-style: italic;
	margin: 20px 0;
}

/* ─── Calculator floating window ─────────────────────────────────── */
.ucm-exam__calc {
	position: fixed;
	right: 32px;
	bottom: 32px;
	width: 260px;
	background: #fff;
	border: 1px solid var(--ucmx-slate-200);
	border-radius: var(--ucmx-radius-md);
	box-shadow: var(--ucmx-shadow-floating);
	z-index: 7500;
	user-select: none;
	font-family: inherit;
}
.ucm-exam__calc-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	padding: 8px 12px;
	background: var(--ucmx-navy-700);
	color: #fff;
	border-radius: var(--ucmx-radius-md) var(--ucmx-radius-md) 0 0;
	font-size: 13px;
}
.ucm-exam__calc-close,
.ucm-exam__notes-close {
	background: transparent;
	border: 0;
	color: #fff;
	font-size: 20px;
	line-height: 1;
	cursor: pointer;
	padding: 0 4px;
}
.ucm-exam__calc-close:hover,
.ucm-exam__notes-close:hover { color: var(--ucmx-amber-300); }

.ucm-exam__calc-display {
	width: 100%;
	border: 0;
	background: var(--ucmx-slate-50);
	padding: 14px 12px;
	font-family: ui-monospace, "SF Mono", Menlo, monospace;
	font-size: 22px;
	text-align: right;
	color: var(--ucmx-slate-800);
	font-variant-numeric: tabular-nums;
}
.ucm-exam__calc-keys {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 1px;
	background: var(--ucmx-slate-200);
	border-top: 1px solid var(--ucmx-slate-200);
	border-radius: 0 0 var(--ucmx-radius-md) var(--ucmx-radius-md);
	overflow: hidden;
}
.ucm-exam__calc-keys button {
	background: #fff;
	border: 0;
	padding: 14px 0;
	font-size: 16px;
	font-weight: 500;
	cursor: pointer;
	color: var(--ucmx-slate-800);
	font-family: inherit;
	transition: background 0.1s;
}
.ucm-exam__calc-keys button:hover { background: var(--ucmx-slate-50); }
.ucm-exam__calc-keys button.op  { background: var(--ucmx-slate-100); color: var(--ucmx-navy-700); font-weight: 600; }
.ucm-exam__calc-keys button.eq  { background: var(--ucmx-amber-500); color: var(--ucmx-navy-900); font-weight: 700; }
.ucm-exam__calc-keys button.eq:hover { background: var(--ucmx-amber-300); }
.ucm-exam__calc-keys button.span2 { grid-column: span 2; }

/* ─── Notes floating window ──────────────────────────────────────── */
.ucm-exam__notes {
	position: fixed;
	right: 32px;
	bottom: 32px;
	width: 360px;
	height: 320px;
	background: #fff;
	border: 1px solid var(--ucmx-slate-200);
	border-radius: var(--ucmx-radius-md);
	box-shadow: var(--ucmx-shadow-floating);
	z-index: 7500;
	display: flex;
	flex-direction: column;
}
.ucm-exam__notes-head {
	display: flex;
	align-items: center;
	gap: 8px;
	padding: 8px 12px;
	background: var(--ucmx-navy-700);
	color: #fff;
	border-radius: var(--ucmx-radius-md) var(--ucmx-radius-md) 0 0;
	font-size: 13px;
}
.ucm-exam__notes-hint {
	flex: 1 1 auto;
	font-size: 11px;
	color: rgba(255, 255, 255, 0.7);
	font-weight: normal;
}
.ucm-exam__notes-area {
	flex: 1 1 auto;
	border: 0;
	resize: none;
	padding: 12px;
	font-family: ui-monospace, "SF Mono", Menlo, monospace;
	font-size: 13px;
	line-height: 1.5;
	background: #fff;
	color: var(--ucmx-slate-800);
}
.ucm-exam__notes-area:focus { outline: none; }

/* ─── Help modal extras ──────────────────────────────────────────── */
.ucm-exam__modal-card--wide { max-width: 640px; }
.ucm-exam__help-list {
	list-style: none;
	padding: 0;
	margin: 0 0 20px;
	display: flex;
	flex-direction: column;
	gap: 10px;
}
.ucm-exam__help-list li {
	padding: 10px 12px;
	background: var(--ucmx-slate-50);
	border-radius: var(--ucmx-radius-sm);
	font-size: 13px;
	color: var(--ucmx-slate-800);
}
.ucm-exam__help-list strong { color: var(--ucmx-navy-700); }

/* ═══════════════════════════════════════════════════════════════════
 * Phase 11.6b.1 — Access gate + 5-step intro flow
 * ═════════════════════════════════════════════════════════════════ */

.ucm-exam__gate {
	max-width: 720px;
	margin: 0 auto;
	padding: 24px 0;
}
.ucm-exam__gate-card {
	background: #fff;
	border-radius: var(--ucmx-radius-lg);
	box-shadow: var(--ucmx-shadow-card);
	border: 1px solid var(--ucmx-slate-200);
	padding: 40px;
	text-align: center;
}
.ucm-exam__gate-eyebrow {
	display: block;
	font-size: 11px;
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--ucmx-amber-500);
	margin-bottom: 8px;
}
.ucm-exam__gate-title {
	margin: 0 0 12px;
	font-size: 26px;
	font-weight: 600;
	color: var(--ucmx-slate-800);
}
.ucm-exam__gate-msg {
	color: var(--ucmx-slate-600);
	font-size: 15px;
	margin: 0 0 24px;
	line-height: 1.6;
}
.ucm-exam__gate-msg code {
	background: var(--ucmx-slate-100);
	padding: 2px 6px;
	border-radius: 4px;
	font-size: 12px;
}
.ucm-exam__gate-countdown { margin: 24px 0; }
.ucm-exam__gate-cd-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 12px;
	max-width: 460px;
	margin: 0 auto;
}
.ucm-exam__gate-cd-grid > div {
	background: var(--ucmx-slate-50);
	border: 1px solid var(--ucmx-slate-200);
	border-radius: var(--ucmx-radius-md);
	padding: 16px 8px;
	display: flex;
	flex-direction: column;
	align-items: center;
}
.ucm-exam__gate-cd-grid .v {
	font-size: 36px;
	font-weight: 700;
	color: var(--ucmx-navy-700);
	font-variant-numeric: tabular-nums;
	line-height: 1;
}
.ucm-exam__gate-cd-grid .l {
	font-size: 11px;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: var(--ucmx-slate-600);
	margin-top: 6px;
}
.ucm-exam__gate-cd-tip {
	margin-top: 16px;
	font-size: 13px;
	color: var(--ucmx-slate-600);
}
.ucm-exam__gate-actions {
	margin-top: 16px;
	display: flex;
	justify-content: center;
	gap: 12px;
}

/* ─── Intro flow (5 screens) ─────────────────────────────────────── */

.ucm-exam__intro {
	max-width: 820px;
	margin: 0 auto;
	padding: 24px 0;
}

.ucm-exam__intro-progress {
	display: flex;
	justify-content: space-between;
	gap: 6px;
	margin-bottom: 24px;
	background: #fff;
	padding: 16px;
	border-radius: var(--ucmx-radius-md);
	box-shadow: var(--ucmx-shadow-card);
}
.ucm-exam__intro-progress .step {
	flex: 1 1 0;
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 6px;
	position: relative;
}
.ucm-exam__intro-progress .step::after {
	content: '';
	position: absolute;
	top: 18px;
	left: calc(50% + 18px);
	right: calc(-50% + 18px);
	height: 2px;
	background: var(--ucmx-slate-200);
	z-index: 0;
}
.ucm-exam__intro-progress .step:last-child::after { display: none; }
.ucm-exam__intro-progress .step.is-done::after { background: var(--ucmx-amber-500); }
.ucm-exam__intro-progress .step .n {
	width: 36px;
	height: 36px;
	border-radius: 50%;
	background: var(--ucmx-slate-100);
	color: var(--ucmx-slate-600);
	border: 2px solid var(--ucmx-slate-200);
	display: flex;
	align-items: center;
	justify-content: center;
	font-weight: 600;
	font-size: 14px;
	position: relative;
	z-index: 1;
	transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.ucm-exam__intro-progress .step .l {
	font-size: 11px;
	color: var(--ucmx-slate-600);
	text-transform: uppercase;
	letter-spacing: 0.04em;
	font-weight: 500;
}
.ucm-exam__intro-progress .step.is-current .n {
	background: var(--ucmx-navy-700);
	color: #fff;
	border-color: var(--ucmx-navy-700);
}
.ucm-exam__intro-progress .step.is-current .l {
	color: var(--ucmx-navy-700);
	font-weight: 600;
}
.ucm-exam__intro-progress .step.is-done .n {
	background: var(--ucmx-amber-500);
	color: var(--ucmx-navy-900);
	border-color: var(--ucmx-amber-500);
}

.ucm-exam__intro-card {
	background: #fff;
	border-radius: var(--ucmx-radius-lg);
	box-shadow: var(--ucmx-shadow-card);
	border: 1px solid var(--ucmx-slate-200);
	padding: 36px;
}
.ucm-exam__intro-eyebrow {
	display: block;
	font-size: 11px;
	font-weight: 600;
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--ucmx-amber-500);
	margin-bottom: 6px;
}
.ucm-exam__intro-title {
	margin: 0 0 12px;
	font-size: 26px;
	font-weight: 600;
	color: var(--ucmx-slate-800);
	line-height: 1.3;
}
.ucm-exam__intro-lede {
	font-size: 16px;
	color: var(--ucmx-slate-600);
	line-height: 1.6;
	margin: 0 0 20px;
	max-width: 65ch;
}
.ucm-exam__intro-stats {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 12px;
	margin: 20px 0;
}
.ucm-exam__intro-stats > div {
	background: var(--ucmx-slate-50);
	border: 1px solid var(--ucmx-slate-200);
	border-radius: var(--ucmx-radius-md);
	padding: 16px;
	display: flex;
	flex-direction: column;
	gap: 4px;
	align-items: center;
}
.ucm-exam__intro-stats .v {
	font-size: 22px;
	font-weight: 700;
	color: var(--ucmx-navy-700);
}
.ucm-exam__intro-stats .l {
	font-size: 11px;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: var(--ucmx-slate-600);
}
.ucm-exam__intro-explain {
	background: var(--ucmx-slate-50);
	border-left: 3px solid var(--ucmx-amber-500);
	border-radius: 0 var(--ucmx-radius-sm) var(--ucmx-radius-sm) 0;
	padding: 16px 20px;
	margin: 24px 0;
}
.ucm-exam__intro-explain p {
	margin: 0 0 12px;
	font-size: 14px;
	line-height: 1.6;
	color: var(--ucmx-slate-800);
}
.ucm-exam__intro-explain p:last-child { margin-bottom: 0; }

.ucm-exam__intro-terms-body {
	background: var(--ucmx-slate-50);
	border: 1px solid var(--ucmx-slate-200);
	border-radius: var(--ucmx-radius-md);
	padding: 20px 24px;
	margin-bottom: 20px;
	max-height: 400px;
	overflow-y: auto;
}
.ucm-exam__intro-terms-body ol {
	padding-left: 20px;
	margin: 12px 0;
}
.ucm-exam__intro-terms-body li {
	margin: 12px 0;
	font-size: 14px;
	line-height: 1.6;
	color: var(--ucmx-slate-800);
}
.ucm-exam__intro-terms-body strong { color: var(--ucmx-navy-700); }

.ucm-exam__intro-check {
	display: flex;
	gap: 12px;
	align-items: flex-start;
	padding: 14px 16px;
	background: var(--ucmx-slate-50);
	border: 1.5px solid var(--ucmx-slate-200);
	border-radius: var(--ucmx-radius-md);
	cursor: pointer;
	margin: 8px 0;
	transition: border-color 0.15s, background 0.15s;
}
.ucm-exam__intro-check:hover { border-color: var(--ucmx-navy-300); }
.ucm-exam__intro-check:has(input:checked) {
	border-color: var(--ucmx-navy-500);
	background: rgba(31, 61, 117, 0.04);
}
.ucm-exam__intro-check input {
	margin-top: 2px;
	accent-color: var(--ucmx-navy-500);
	width: 18px;
	height: 18px;
	cursor: pointer;
}
.ucm-exam__intro-check span {
	font-size: 14px;
	color: var(--ucmx-slate-800);
	line-height: 1.5;
}

.ucm-exam__intro-attest {
	display: flex;
	flex-direction: column;
	gap: 10px;
	margin: 20px 0;
}
.ucm-exam__intro-identity-name {
	background: linear-gradient(135deg, var(--ucmx-navy-700) 0%, var(--ucmx-navy-500) 100%);
	color: #fff;
	font-size: 28px;
	font-weight: 600;
	padding: 24px;
	border-radius: var(--ucmx-radius-md);
	text-align: center;
	letter-spacing: 0.02em;
	margin: 20px 0;
}

.ucm-exam__intro-q { margin: 20px 0; }
.ucm-exam__intro-q-label {
	display: block;
	font-size: 15px;
	font-weight: 600;
	color: var(--ucmx-slate-800);
	margin-bottom: 12px;
}
.ucm-exam__intro-q-label .optional {
	font-size: 12px;
	font-weight: 400;
	color: var(--ucmx-slate-600);
}
.ucm-exam__intro-q input[type="number"] {
	width: 100%;
	max-width: 200px;
	padding: 10px 14px;
	border: 1.5px solid var(--ucmx-slate-200);
	border-radius: var(--ucmx-radius-md);
	font-size: 16px;
	font-family: inherit;
	color: var(--ucmx-slate-800);
}
.ucm-exam__intro-q input[type="number"]:focus {
	outline: none;
	border-color: var(--ucmx-navy-500);
	box-shadow: 0 0 0 3px rgba(31, 61, 117, 0.12);
}

.ucm-exam__intro-conf {
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	gap: 8px;
}
.ucm-exam__intro-conf label {
	display: flex;
	flex-direction: column;
	align-items: center;
	gap: 8px;
	padding: 14px 8px;
	border: 1.5px solid var(--ucmx-slate-200);
	border-radius: var(--ucmx-radius-md);
	cursor: pointer;
	background: #fff;
	text-align: center;
	transition: border-color 0.15s, background 0.15s;
}
.ucm-exam__intro-conf label:hover { border-color: var(--ucmx-navy-300); }
.ucm-exam__intro-conf label:has(input:checked) {
	border-color: var(--ucmx-navy-500);
	background: rgba(31, 61, 117, 0.06);
}
.ucm-exam__intro-conf input { accent-color: var(--ucmx-navy-500); }
.ucm-exam__intro-conf span {
	font-size: 12px;
	color: var(--ucmx-slate-800);
	font-weight: 500;
}

.ucm-exam__intro-tools {
	background: var(--ucmx-slate-50);
	border: 1px solid var(--ucmx-slate-200);
	border-radius: var(--ucmx-radius-md);
	padding: 16px 20px;
	margin: 16px 0;
}
.ucm-exam__intro-tools h3 {
	margin: 0 0 12px;
	font-size: 14px;
	font-weight: 600;
	color: var(--ucmx-slate-800);
}
.ucm-exam__intro-tools ul {
	margin: 0;
	padding-left: 20px;
}
.ucm-exam__intro-tools li {
	font-size: 13px;
	line-height: 1.6;
	color: var(--ucmx-slate-800);
	margin: 6px 0;
}

.ucm-exam__intro-actions {
	display: flex;
	justify-content: space-between;
	gap: 12px;
	margin-top: 24px;
	flex-wrap: wrap;
}
.ucm-exam__intro-actions > .ucm-exam__btn:only-child { margin-left: auto; }

.ucm-exam__btn--xl {
	padding: 14px 28px;
	font-size: 16px;
	font-weight: 700;
}

/* ─── Responsive ──────────────────────────────────────────────────── */
@media (max-width: 880px) {
	.ucm-exam__layout { grid-template-columns: 1fr; }
	.ucm-exam__nav { border-right: 0; border-bottom: 1px solid var(--ucmx-slate-200); max-height: 280px; }
	.ucm-exam__nav-grid { grid-template-columns: repeat(8, 1fr); }
	.ucm-exam__main { padding: 24px 20px; }
	.ucm-exam__header { flex-direction: column; align-items: flex-start; gap: 16px; }
	.ucm-exam__timer { align-self: stretch; align-items: flex-start; }
	.ucm-exam__footer { flex-wrap: wrap; }
	.ucm-exam__btn { padding: 9px 14px; font-size: 13px; }
	.ucm-exam__toolbar { flex-wrap: wrap; }
	.ucm-exam__calc, .ucm-exam__notes { right: 12px; bottom: 12px; }
	.ucm-exam__notes { width: calc(100vw - 24px); height: 280px; }
}