/**
 * DaveAz Technical Exam — design tokens & layout (www.daveaz.net)
 * Scoped under .daveaz-exam-layout — does not alter global site tokens.
 */

.exams-page-body {
  --exam-bg: #121212;
  --exam-panel: #1e1e1e;
  --exam-border: #333333;
  --exam-text: #f3f4f6;
  --exam-text-muted: #9ca3af;
  --exam-text-dim: #6b7280;
  --azure-accent: #0078d4;
  --azure-border: rgba(204, 204, 204, 0.3);
}

.daveaz-exam-layout {
  --exam-bg: #121212;
  --exam-panel: #1e1e1e;
  --exam-border: #333333;
  --exam-text: #f3f4f6;
  --exam-text-muted: #9ca3af;
  --exam-text-dim: #6b7280;
  --azure-accent: #0078d4;
  --azure-border: rgba(204, 204, 204, 0.3);
  color: var(--exam-text);
}

/* Layout shell */
.daveaz-exam-canvas {
  background: var(--exam-bg);
  border-radius: var(--radius-sm);
  padding: 0.25rem;
}

.daveaz-exam-panel {
  background: var(--exam-panel);
  border: 1px solid var(--exam-border);
  border-radius: var(--radius-sm);
  padding: 1.25rem 1.5rem;
}

.daveaz-exam-layout--exam .daveaz-exam-panel,
.daveaz-exam-layout--exam .daveaz-exam-stage {
  padding: 1rem 1.25rem 1.25rem;
}

.daveaz-exam-stage {
  background: var(--exam-bg);
  border: 1px solid var(--exam-border);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem 1.25rem;
}

/* Brand utility classes (Tailwind-parity naming) */
.daveaz-exam-layout .border-azure-border {
  border: 1px solid var(--azure-border);
}

.daveaz-exam-layout .border-azure-accent {
  border-color: var(--azure-accent);
}

.daveaz-exam-layout .border-2 {
  border-width: 2px;
}

.daveaz-exam-layout .bg-azure-accent {
  background-color: var(--azure-accent);
}

.daveaz-exam-layout .bg-opacity-20,
.daveaz-exam-layout .bg-azure-accent-20 {
  background-color: rgba(0, 120, 212, 0.2);
}

/* Interactive field surfaces — choices, drag-drop, matrix */
.daveaz-exam-layout .pt-exam-interactive-panel,
.daveaz-exam-layout .pt-drag-pool,
.daveaz-exam-layout .pt-drop-zone,
.daveaz-exam-layout .pt-matrix-row,
.daveaz-exam-layout .pt-choice {
  background: var(--exam-panel);
  border: 1px solid var(--exam-border);
  color: var(--exam-text);
}

.daveaz-exam-layout .pt-choice:hover:not(:has(input:disabled)),
.daveaz-exam-layout .pt-matrix-choice:hover {
  border-color: var(--azure-border);
  background: color-mix(in srgb, var(--exam-panel) 85%, var(--azure-accent) 15%);
}

.daveaz-exam-layout .pt-choice-selected,
.daveaz-exam-layout .pt-matrix-choice.pt-choice-selected {
  background: rgba(0, 120, 212, 0.2);
  border: 2px solid var(--azure-accent);
}

.daveaz-exam-layout .pt-choice-correct {
  border-color: var(--azure-accent);
  background: rgba(0, 120, 212, 0.15);
}

/* Exam chrome typography */
.daveaz-exam-layout .pt-stem,
.daveaz-exam-layout .pt-intro-title,
.daveaz-exam-layout .pt-score-value {
  color: var(--exam-text);
}

.daveaz-exam-layout .pt-stem .pt-md-p,
.daveaz-exam-layout .pt-stem .pt-md-list {
  margin: 0 0 0.65rem;
}

.daveaz-exam-layout .pt-stem .pt-md-code {
  font-family: ui-monospace, 'Cascadia Code', 'Segoe UI Mono', monospace;
  font-size: 0.9em;
  padding: 0.1em 0.35em;
  border-radius: 4px;
  background: rgba(0, 120, 212, 0.12);
  border: 1px solid var(--exam-border);
  color: var(--azure-accent);
}

.daveaz-exam-layout .pt-kicker,
.daveaz-exam-layout .pt-intro-lead,
.daveaz-exam-layout .pt-progress-text,
.daveaz-exam-layout .pt-answered,
.daveaz-exam-layout .pt-loading,
.daveaz-exam-layout .pt-hotspot-hint,
.daveaz-exam-layout .pt-choice-hint,
.daveaz-exam-layout .exam-auth-desc {
  color: var(--exam-text-muted);
}

.daveaz-exam-layout .pt-topic {
  color: var(--azure-accent);
  background: rgba(0, 120, 212, 0.12);
  border-color: var(--exam-border);
}

.daveaz-exam-layout .pt-choice-key {
  color: var(--azure-accent);
}

/* Inline dropdown (single-choice) */
.daveaz-exam-layout .pt-exam-dropdown-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1rem 1.1rem;
  margin-bottom: 1rem;
}

.daveaz-exam-layout .pt-dropdown-label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--exam-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.daveaz-exam-layout .pt-dropdown-select {
  width: 100%;
  max-width: 100%;
  padding: 0.75rem 2.25rem 0.75rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--exam-border);
  background: var(--exam-panel);
  color: var(--exam-text);
  font: inherit;
  font-size: 0.95rem;
  line-height: 1.4;
  cursor: pointer;
  appearance: none;
  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='%239ca3af' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
}

.daveaz-exam-layout .pt-dropdown-select:hover {
  border-color: var(--azure-border);
}

.daveaz-exam-layout .pt-dropdown-select:focus {
  outline: 2px solid var(--azure-accent);
  outline-offset: 1px;
  border-color: var(--azure-accent);
}

.daveaz-exam-layout .pt-dropdown-select option {
  background: var(--exam-panel);
  color: var(--exam-text);
}

.daveaz-exam-layout .pt-inline-dropdown-text {
  font-size: 0.95rem;
  line-height: 1.75;
  color: var(--exam-text);
  margin: 0;
}

.daveaz-exam-layout .pt-inline-drop-select {
  display: inline-block;
  height: 1.75rem;
  padding: 0 0.5rem;
  margin: 0 0.15rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--exam-border);
  background: var(--exam-bg);
  color: var(--exam-text);
  font: inherit;
  font-size: 0.9rem;
  vertical-align: baseline;
  cursor: pointer;
}

.daveaz-exam-layout .pt-inline-drop-select:focus {
  outline: 2px solid var(--azure-accent);
  outline-offset: 1px;
  border-color: var(--azure-accent);
}

/* Top bar & navigation */
.daveaz-exam-layout .pt-exam-topbar {
  border-bottom: 1px solid var(--exam-border);
}

.daveaz-exam-layout .pt-exam-timer {
  color: var(--azure-accent);
}

.daveaz-exam-layout .pt-qnav {
  background: var(--exam-bg);
  border-color: var(--exam-border);
}

.daveaz-exam-layout .pt-qnav-btn {
  background: var(--exam-panel);
  border-color: var(--exam-border);
  color: var(--exam-text-muted);
}

.daveaz-exam-layout .pt-qnav-btn:hover {
  border-color: var(--azure-accent);
  color: var(--exam-text);
}

.daveaz-exam-layout .pt-qnav-current {
  border-color: var(--azure-accent);
  color: var(--azure-accent);
  box-shadow: 0 0 0 1px rgba(0, 120, 212, 0.35);
}

.daveaz-exam-layout .pt-qnav-answered:not(.pt-qnav-current) {
  background: rgba(0, 120, 212, 0.12);
  border-color: var(--azure-accent);
  color: var(--exam-text);
}

.daveaz-exam-layout .pt-progress-track {
  background: var(--exam-bg);
  border-color: var(--exam-border);
}

.daveaz-exam-layout .pt-progress-fill {
  background: var(--azure-accent);
}

/* Buttons — accent blue only inside exam layout */
.daveaz-exam-layout .btn-primary {
  background: var(--azure-accent);
  border-color: var(--azure-accent);
  color: #fff;
}

.daveaz-exam-layout .btn-primary:hover {
  background: #106ebe;
  border-color: #106ebe;
}

.daveaz-exam-layout .btn-ghost {
  border-color: var(--exam-border);
  color: var(--exam-text-muted);
}

.daveaz-exam-layout .btn-ghost:hover {
  border-color: var(--azure-accent);
  color: var(--exam-text);
}

/* Split exhibit — cropped stem screenshot + native answer UI below */
.daveaz-exam-layout .pt-split-exhibit {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.daveaz-exam-layout .pt-split-exhibit-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
}

.daveaz-exam-layout .pt-split-exhibit-num {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--exam-text-muted);
}

.daveaz-exam-layout .pt-split-exhibit-stem {
  padding: 1rem 1.1rem;
}

.daveaz-exam-layout .pt-split-exhibit-figure {
  margin: 0 0 1rem;
  padding: 0;
}

.daveaz-exam-layout .pt-split-exhibit-crop {
  overflow: hidden;
  line-height: 0;
  border: 1px solid var(--exam-border);
  border-radius: var(--radius-sm);
  background: #fff;
}

.daveaz-exam-layout .pt-split-exhibit-img {
  display: block;
  width: 100%;
  height: auto;
  clip-path: inset(0 0 calc(100% - var(--exhibit-crop-pct, 46%)) 0);
}

.daveaz-exam-layout .pt-split-exhibit-text {
  color: var(--exam-text);
  line-height: 1.65;
}

.daveaz-exam-layout .pt-split-exhibit-text .pt-md-p {
  margin: 0 0 0.65rem;
}

.daveaz-exam-layout .pt-split-exhibit-text .pt-md-p:last-child {
  margin-bottom: 0;
}

.daveaz-exam-layout .pt-split-exhibit-answers .pt-choice-hint {
  margin: 0 0 0.65rem;
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.daveaz-exam-layout .pt-split-exhibit-choices {
  gap: 0.55rem;
}

.daveaz-exam-layout .pt-split-exhibit-choices .pt-choice {
  align-items: flex-start;
}

.daveaz-exam-layout .pt-split-exhibit-choices .pt-choice-text {
  line-height: 1.5;
}

.daveaz-exam-layout .pt-inline-code {
  font-family: ui-monospace, 'Cascadia Code', 'Segoe UI Mono', monospace;
  font-size: 0.88em;
  padding: 0.1em 0.35em;
  border-radius: 4px;
  background: rgba(0, 120, 212, 0.12);
  border: 1px solid var(--exam-border);
  color: var(--azure-accent);
}

/* Hotspot exhibit — dark frame around certification screenshot */
.daveaz-exam-layout .pt-hotspot-question {
  margin: 0;
}

.daveaz-exam-layout .pt-hotspot-stage {
  background: var(--exam-bg);
  border: 1px solid var(--exam-border);
  box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.35);
  padding: 0.35rem;
}

.daveaz-exam-layout .pt-hotspot-exhibit-img {
  border-radius: 2px;
}

.daveaz-exam-layout .pt-hotspot-zone {
  border: 1px solid var(--azure-border);
  background: transparent;
}

.daveaz-exam-layout .pt-hotspot-zone:hover {
  border-color: rgba(204, 204, 204, 0.75);
}

.daveaz-exam-layout .pt-hotspot-zone:focus-visible {
  outline: 2px solid var(--azure-accent);
  outline-offset: 1px;
}

.daveaz-exam-layout .pt-hotspot-zone-selected {
  background: rgba(0, 120, 212, 0.2);
  border: 2px solid var(--azure-accent);
}

/* Drag-and-drop */
.daveaz-exam-layout .pt-drag-panel-title {
  color: var(--exam-text-muted);
}

.daveaz-exam-layout .pt-drag-item {
  background: var(--exam-panel);
  border: 1px solid var(--exam-border);
  color: var(--exam-text);
}

.daveaz-exam-layout .pt-drop-zone.pt-drop-hover {
  border-color: var(--azure-accent);
  background: rgba(0, 120, 212, 0.1);
}

.daveaz-exam-layout .pt-drop-placeholder,
.daveaz-exam-layout .pt-drag-empty {
  color: var(--exam-text-dim);
}

/* Case study panels */
.daveaz-exam-layout .pt-exhibit-panel,
.daveaz-exam-layout .pt-case-study-exhibit-panel {
  background: var(--exam-bg);
  border-color: var(--exam-border);
  color: var(--exam-text-muted);
}

.daveaz-exam-layout .pt-case-study-question-panel {
  background: var(--exam-panel);
  border-color: var(--exam-border);
}

/* Results & review */
.daveaz-exam-layout .pt-filter-btn {
  background: var(--exam-panel);
  border-color: var(--exam-border);
  color: var(--exam-text-muted);
}

.daveaz-exam-layout .pt-filter-btn.pt-filter-active {
  border-color: var(--azure-accent);
  color: var(--azure-accent);
  background: rgba(0, 120, 212, 0.2);
}

.daveaz-exam-layout .pt-review-item {
  background: var(--exam-panel);
  border-color: var(--exam-border);
}

.daveaz-exam-layout .pt-review-correct,
.daveaz-exam-layout .pt-review-ok .pt-review-badge {
  color: var(--azure-accent);
}

.daveaz-exam-layout .pt-score-pass {
  border-color: var(--azure-accent);
  background: rgba(0, 120, 212, 0.12);
}

.daveaz-exam-layout .pt-question-body {
  background: var(--exam-panel);
  border: 1px solid var(--exam-border);
  border-radius: var(--radius-sm);
  padding: 1rem 1.15rem;
  margin-bottom: 1rem;
}

/* Standalone /exams page — full dark canvas */
.exams-page-body .exams-engine-shell {
  background: var(--exam-bg);
  border: 1px solid var(--exam-border);
  border-radius: var(--radius-sm);
  box-shadow: none;
  padding: 1.25rem 1.5rem 1.5rem;
}

.exams-page-body .exams-engine-shell:hover {
  border-color: var(--exam-border);
  box-shadow: none;
  transform: none;
}

.exams-page-body .exams-engine-shell .section-title {
  color: var(--exam-text);
}

.exams-page-body .exams-engine-shell .section-desc {
  color: var(--exam-text-muted);
}

.exams-page-body .exams-page-header {
  margin-bottom: 1rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--exam-border);
}

/* Exam tab on main hub — dark panel inside card */
#practice-test-root .daveaz-exam-layout {
  margin-top: 0.5rem;
}

.practice-test-section .daveaz-exam-canvas {
  padding: 0;
}

.practice-test-section .daveaz-exam-panel {
  border: none;
  padding: 0;
  background: transparent;
}

.practice-test-section .daveaz-exam-layout--exam .daveaz-exam-panel,
.practice-test-section .daveaz-exam-layout--intro .daveaz-exam-panel,
.practice-test-section .daveaz-exam-layout--results .daveaz-exam-panel,
.practice-test-section .daveaz-exam-layout--exam .daveaz-exam-stage {
  background: var(--exam-panel);
  border: 1px solid var(--exam-border);
  padding: 1.25rem 1.5rem;
}

.daveaz-exam-layout .pt-exam-timer-label,
.daveaz-exam-layout .pt-exam-timer-warn,
.daveaz-exam-layout .pt-exam-timer-done {
  color: var(--exam-text-muted);
}

.daveaz-exam-layout .pt-exam-timer-warn {
  color: #f59e0b;
}

.daveaz-exam-layout .pt-exam-timer-done {
  color: #f87171;
}

.daveaz-exam-layout .pt-toolbar,
.daveaz-exam-layout .pt-qnav {
  border: 1px solid var(--exam-border);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
}

.daveaz-exam-layout .pt-matrix-row {
  border-color: var(--exam-border);
  background: var(--exam-panel);
}

.daveaz-exam-layout .pt-matrix-choice {
  border-color: var(--exam-border);
  color: var(--exam-text);
}

.daveaz-exam-layout .exam-admin-panel,
.daveaz-exam-layout .exam-admin-quick-actions {
  border-color: var(--exam-border);
  background: var(--exam-bg);
}

.daveaz-exam-layout .exam-admin-lead,
.daveaz-exam-layout .exam-admin-meta,
.daveaz-exam-layout .exam-admin-hint,
.daveaz-exam-layout .exam-admin-hint-inline {
  color: var(--exam-text-muted);
}

.daveaz-exam-layout .exam-admin-live {
  color: var(--azure-accent);
}