/* ==========================================================================
   CCY4202: Ethical Hacking Labs — UI Components & Interactive Widgets
   ========================================================================== */

/* ==========================================================================
   Attention-Design Components (Tier 1)
   .qr-jump | .you-are-here | .prediction-prompt | .info-dense-card
   ========================================================================== */

/* --- QR Jump Header: top-of-lab QR + short URL, fixes far-projector problem --- */
.qr-jump {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-3) var(--space-4);
  margin-bottom: var(--space-6);
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-bg-alt) 100%);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-cyan);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}
.qr-jump__code {
  flex-shrink: 0;
  width: 88px;
  height: 88px;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 4px;
}
.qr-jump__code svg { width: 100%; height: 100%; display: block; }
.qr-jump__code--placeholder {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-align: center;
  background: var(--color-bg-alt);
  letter-spacing: 0.1em;
}
.qr-jump__body { flex: 1; min-width: 0; }
.qr-jump__label {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-cyan);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.qr-jump__url {
  font-family: var(--font-mono);
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-text);
  word-break: break-all;
  margin-bottom: var(--space-2);
}
.qr-jump__actions { display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; }
.qr-jump__copy-btn {
  padding: 0.35rem 0.8rem;
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-cyan);
  background: transparent;
  border: 1px solid var(--color-cyan);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--trans-fast);
}
.qr-jump__copy-btn:hover { background: rgba(0, 229, 255, 0.08); }
.qr-jump__copy-btn.copied { background: var(--color-cyan); color: var(--color-bg); }
.qr-jump__hint {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}
@media (max-width: 640px) {
  .qr-jump { flex-direction: column; text-align: center; }
  .qr-jump__code { width: 120px; height: 120px; }
}
body.projector-mode .qr-jump__url { font-size: 1.4rem !important; }
body.projector-mode .qr-jump__code { width: 120px !important; height: 120px !important; }

/* Projector view: QR pinned to the upper-right corner at all times */
.qr-projector { display: none; }
body.projector-mode .qr-projector {
  display: block;
  position: fixed;
  top: 5.5rem;
  right: 1.25rem;
  z-index: 1200;
  padding: 8px;
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}
body.projector-mode .qr-projector__code {
  width: 150px;
  height: 150px;
}
body.projector-mode .qr-projector__code svg { width: 100%; height: 100%; display: block; }
body.projector-mode .qr-projector__cap {
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-align: center;
  color: #111111;
}
@media (max-width: 640px) {
  body.projector-mode .qr-projector { display: none; } /* no room on phones */
}

/* --- You-Are-Here Persistent Section Indicator (bottom-right pill) --- */
.you-are-here {
  position: fixed;
  bottom: var(--space-4);
  right: var(--space-4);
  z-index: 40;
  display: none;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius-md);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  max-width: 320px;
  transition: opacity var(--trans-fast), transform var(--trans-fast);
}
.you-are-here.is-visible { display: inline-flex; }
.you-are-here__label {
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.65rem;
  flex-shrink: 0;
}
.you-are-here__section {
  color: var(--color-accent);
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.you-are-here__progress {
  color: var(--color-text-muted);
  font-size: 0.65rem;
  flex-shrink: 0;
}
body.projector-mode .you-are-here {
  font-size: var(--font-size-sm) !important;
  padding: var(--space-3) var(--space-4) !important;
  bottom: var(--space-6) !important;
  right: var(--space-6) !important;
}
@media (max-width: 640px) {
  .you-are-here { bottom: var(--space-2); right: var(--space-2); left: var(--space-2); max-width: none; }
}

/* --- Prediction Prompt: force cognitive engagement before revealing --- */
.prediction-prompt {
  margin: var(--space-6) 0;
  padding: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-warn);
  border-radius: var(--radius-md);
}
.prediction-prompt__question {
  font-family: var(--font-mono);
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-warn);
  margin-bottom: var(--space-3);
}
.prediction-prompt__input-group {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.prediction-prompt__input {
  flex: 1;
  min-width: 200px;
  padding: 0.6rem var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--trans-fast), box-shadow var(--trans-fast);
}
.prediction-prompt__input:focus {
  outline: none;
  border-color: var(--color-warn);
  box-shadow: 0 0 0 2px rgba(255, 176, 0, 0.15);
}
.prediction-prompt__input:disabled { opacity: 0.6; cursor: not-allowed; }
.prediction-prompt__btn {
  padding: 0.6rem var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-bg);
  background: var(--color-warn);
  border: 1px solid var(--color-warn);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--trans-fast);
}
.prediction-prompt__btn:hover { filter: brightness(1.1); }
.prediction-prompt__btn:disabled { opacity: 0.5; cursor: not-allowed; }
.prediction-prompt__reveal {
  margin-top: var(--space-3);
  padding: var(--space-3);
  background: var(--color-bg);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text);
  animation: prediction-reveal 0.3s ease-out;
}
@keyframes prediction-reveal {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}
.prediction-prompt__reveal[hidden] { display: none; }
.prediction-prompt__reveal-label {
  display: inline-block;
  padding: 2px 6px;
  margin-right: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--color-accent);
  background: var(--color-accent-soft);
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.prediction-prompt__your-guess {
  margin-top: var(--space-2);
  padding: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-sm);
}
body.projector-mode .prediction-prompt__question { font-size: 1.15rem !important; }
body.projector-mode .prediction-prompt__reveal { font-size: 1.05rem !important; }

/* --- Info-Dense Card: 5-6 facts, one glance, replaces prose bullet lists --- */
.info-dense-card {
  margin: var(--space-6) 0;
  padding: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}
.info-dense-card__title {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  font-weight: 800;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border);
}
.info-dense-card__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-2);
}
.info-dense-card__cell {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: var(--space-2);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--trans-fast);
}
.info-dense-card__cell:hover { border-color: var(--color-accent); }
.info-dense-card__label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.info-dense-card__cell code {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  color: var(--color-cyan);
  background: transparent;
  padding: 0;
  word-break: break-all;
}
.info-dense-card--accent .info-dense-card__title { color: var(--color-accent); }
.info-dense-card--cyan .info-dense-card__title { color: var(--color-cyan); }
.info-dense-card--warn .info-dense-card__title { color: var(--color-warn); }
.info-dense-card--danger .info-dense-card__title { color: var(--color-danger); }
body.projector-mode .info-dense-card__title { font-size: 1rem !important; }
body.projector-mode .info-dense-card__cell code { font-size: 1rem !important; }


/* ==========================================================================
   Linux Terminal Window Component
   ========================================================================== */
.terminal-window {
  margin: var(--space-6) 0;
  border-radius: var(--radius-lg);
  border: 1px solid var(--terminal-border);
  background-color: var(--terminal-bg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: border-color var(--trans-fast), box-shadow var(--trans-fast);
}

.terminal-window:hover {
  border-color: rgba(0, 255, 102, 0.4);
  box-shadow: 0 4px 24px -2px rgba(0, 255, 102, 0.15);
}

.terminal-window__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) var(--space-4);
  background-color: var(--terminal-header-bg);
  border-bottom: 1px solid var(--terminal-border);
  user-select: none;
}

.terminal-window__controls {
  display: flex;
  align-items: center;
  gap: 6px;
}

.terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: inline-block;
}

.terminal-dot--red { background-color: var(--terminal-red); }
.terminal-dot--yellow { background-color: var(--terminal-yellow); }
.terminal-dot--green { background-color: var(--terminal-green); }

.terminal-window__title {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  letter-spacing: 0.02em;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: 55%;
}

.terminal-copy-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.2rem 0.6rem;
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--trans-fast);
  flex-shrink: 0;
}

.terminal-copy-btn:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}

.terminal-copy-btn.copied {
  color: var(--color-accent);
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}

.terminal-window__body {
  padding: var(--space-4);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  color: var(--terminal-text);
}

.terminal-window__body pre {
  margin: 0;
  white-space: pre;
  word-wrap: normal;
}

.terminal-prompt-sym {
  color: var(--terminal-prompt);
  user-select: none;
}

.terminal-param {
  color: #ffb000;
}

.terminal-output {
  color: #8b949e;
  opacity: 0.9;
}

.terminal-highlight {
  color: #ffffff;
  font-weight: 600;
}

/* Hero Terminal Simulator */
.hero-terminal {
  max-width: 860px;
  margin: var(--space-8) auto;
}

.hero-terminal .terminal-window__body {
  min-height: 160px;
}

.terminal-cursor {
  display: inline-block;
  width: 8px;
  height: 1.1em;
  background-color: var(--color-accent);
  vertical-align: middle;
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

/* ==========================================================================
   Bento Grid Component (Home Page Modules)
   ========================================================================== */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-6);
  margin: var(--space-8) 0;
}

.bento-card {
  grid-column: span 6;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: transform var(--trans-normal), border-color var(--trans-normal), box-shadow var(--trans-normal);
}

.bento-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent-border);
  box-shadow: var(--shadow-glow), var(--shadow-card);
}

.bento-card--featured {
  grid-column: span 12;
  background: linear-gradient(135deg, var(--color-surface) 0%, rgba(0, 255, 102, 0.03) 100%);
  border-color: var(--color-accent-border);
}

.bento-card--third {
  grid-column: span 4;
}

.bento-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
}

.bento-card__icon {
  font-size: 1.75rem;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--color-surface-hover);
  border: 1px solid var(--color-border-subtle);
}

.bento-card__title {
  font-family: var(--font-mono);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.bento-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-6);
  flex-grow: 1;
}

.bento-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-subtle);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.bento-card__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--color-accent);
}

.bento-card:hover .bento-card__cta {
  text-decoration: underline;
}

@media (max-width: 960px) {
  .bento-card {
    grid-column: span 12 !important;
  }
}

/* ==========================================================================
   Callout Containers (Security Advisories & Hacker Tips)
   ========================================================================== */
.callout {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5);
  margin: var(--space-6) 0;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  line-height: 1.6;
}

.callout__icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  line-height: 1;
}

.callout__content {
  flex-grow: 1;
  font-size: var(--font-size-sm);
}

.callout__title {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-1);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.callout--tip {
  border-color: rgba(0, 229, 255, 0.4);
  background-color: var(--color-cyan-soft);
}
.callout--tip .callout__title { color: var(--color-cyan); }

.callout--warning {
  border-color: rgba(255, 176, 0, 0.4);
  background-color: var(--color-warn-soft);
}
.callout--warning .callout__title { color: var(--color-warn); }

.callout--danger {
  border-color: rgba(255, 68, 68, 0.4);
  background-color: var(--color-danger-soft);
}
.callout--danger .callout__title { color: var(--color-danger); }

.callout--theory {
  border-color: rgba(163, 113, 247, 0.4);
  background-color: var(--color-purple-soft);
}
.callout--theory .callout__title { color: var(--color-purple); }

/* ==========================================================================
   Prerequisites Checklist Component
   ========================================================================== */
.checklist-card {
  margin: var(--space-6) 0;
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}

.checklist-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border-subtle);
}

.checklist-card__title {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-text-primary);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.checklist-card__progress {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-accent);
  font-weight: 600;
}

.checklist-items {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.checklist-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  cursor: pointer;
  user-select: none;
}

.checklist-item input[type="checkbox"] {
  margin-top: 3px;
  width: 18px;
  height: 18px;
  accent-color: var(--color-accent);
  cursor: pointer;
}

.checklist-item.is-completed span {
  text-decoration: line-through;
  color: var(--color-text-muted);
}

/* ==========================================================================
   Accordion / Thought Questions (<details> / <summary>)
   ========================================================================== */
.thought-accordion {
  margin: var(--space-6) 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  overflow: hidden;
  transition: border-color var(--trans-fast);
}

.thought-accordion[open] {
  border-color: var(--color-accent-border);
}

.thought-accordion summary {
  padding: var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
  cursor: pointer;
  user-select: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  list-style: none;
  background: var(--color-surface-hover);
  transition: background var(--trans-fast);
}

.thought-accordion summary::-webkit-details-marker {
  display: none;
}

.thought-accordion summary::after {
  content: "▸";
  font-size: 1.1em;
  color: var(--color-text-muted);
  transition: transform var(--trans-fast);
}

.thought-accordion[open] summary::after {
  transform: rotate(90deg);
  color: var(--color-accent);
}

.thought-accordion__content {
  padding: var(--space-4);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
  border-top: 1px solid var(--color-border-subtle);
  background: var(--color-bg);
}

/* ==========================================================================
   Interactive Quiz Component
   ========================================================================== */
.quiz-section {
  margin-top: var(--space-12);
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-accent-border);
  background: linear-gradient(180deg, var(--color-surface) 0%, var(--color-bg-alt) 100%);
  box-shadow: var(--shadow-card);
}

.quiz-section__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.quiz-section__title {
  font-family: var(--font-mono);
  font-size: var(--font-size-2xl);
  font-weight: 800;
  color: var(--color-text-primary);
}

.quiz-xp-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  font-weight: 700;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  background: var(--color-accent-soft);
  color: var(--color-accent);
  border: 1px solid var(--color-accent-border);
  box-shadow: 0 0 10px var(--color-accent-glow);
}

.quiz-card {
  margin-bottom: var(--space-6);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  transition: border-color var(--trans-fast);
}

.quiz-card.is-passed {
  border-color: var(--color-accent);
}

.quiz-card.is-failed {
  border-color: var(--color-danger);
}

.quiz-question {
  font-family: var(--font-mono);
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
  line-height: 1.4;
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.quiz-option {
  display: flex;
  align-items: center;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface-hover);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  text-align: left;
  cursor: pointer;
  transition: all var(--trans-fast);
}

.quiz-option:hover {
  border-color: var(--color-text-secondary);
  color: var(--color-text-primary);
  background: var(--color-surface-active);
}

.quiz-option.is-selected-correct {
  border-color: var(--color-accent) !important;
  background: var(--color-accent-soft) !important;
  color: var(--color-accent) !important;
  font-weight: 600;
}

.quiz-option.is-selected-incorrect {
  border-color: var(--color-danger) !important;
  background: var(--color-danger-soft) !important;
  color: var(--color-danger) !important;
  font-weight: 600;
}

/* Command Prompt Input Quiz */
.quiz-input-group {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.quiz-input {
  flex-grow: 1;
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  padding: var(--space-3) var(--space-4);
  background: var(--terminal-bg);
  color: var(--terminal-text);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.quiz-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 10px var(--color-accent-glow);
}

.quiz-submit-btn {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--font-size-sm);
  padding: var(--space-3) var(--space-5);
  background: var(--color-accent);
  color: #000;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--trans-fast);
}

.quiz-submit-btn:hover {
  box-shadow: 0 0 12px var(--color-accent-glow);
}

.quiz-feedback {
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  display: none;
  line-height: 1.5;
}

.quiz-feedback.is-visible {
  display: block;
}

.quiz-feedback--correct {
  background: var(--color-accent-soft);
  border: 1px solid var(--color-accent-border);
  color: var(--color-accent);
}

.quiz-feedback--incorrect {
  background: var(--color-danger-soft);
  border: 1px solid var(--color-danger);
  color: var(--color-danger);
}

/* ==========================================================================
   Search Dialog (<dialog>)
   ========================================================================== */
.search-dialog {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-card), 0 0 40px rgba(0, 0, 0, 0.8);
  width: min(650px, 92vw);
  margin: 10vh auto;
  padding: 0;
  overflow: hidden;
}

.search-dialog::backdrop {
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
}

.search-dialog__header {
  display: flex;
  align-items: center;
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-border);
  gap: var(--space-3);
  background: var(--color-bg-alt);
}

.search-dialog__input {
  flex-grow: 1;
  font-family: var(--font-mono);
  font-size: var(--font-size-base);
  border: none;
  background: transparent;
  color: var(--color-text-primary);
  outline: none;
}

.search-dialog__close {
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

.search-results {
  max-height: 380px;
  overflow-y: auto;
  list-style: none;
  padding: var(--space-2);
}

.search-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--trans-fast);
}

.search-item:hover,
.search-item.is-active {
  background: var(--color-surface-hover);
}

.search-item__title {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--color-accent);
}

.search-item__desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.search-dialog__footer {
  padding: var(--space-3) var(--space-4);
  border-top: 1px solid var(--color-border-subtle);
  display: flex;
  justify-content: space-between;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
}

/* ==========================================================================
   Visual Comparison Grids & Matrices
   ========================================================================== */
.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin: var(--space-6) 0;
  position: relative;
}

.comparison-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  transition: transform var(--trans-fast), border-color var(--trans-fast);
}

.comparison-card:hover {
  transform: translateY(-2px);
}

.comparison-card--cyan {
  border-top: 3px solid var(--color-cyan);
}

.comparison-card--accent {
  border-top: 3px solid var(--color-accent);
}

.comparison-card--danger {
  border-top: 3px solid var(--color-danger);
}

.comparison-card--warn {
  border-top: 3px solid var(--color-warn);
}

.comparison-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border-subtle);
}

.comparison-card__title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 0;
}

.comparison-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.comparison-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  line-height: 1.4;
}

.comparison-icon {
  font-size: 1.1rem;
  line-height: 1;
  flex-shrink: 0;
}

.comparison-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
}

/* Threat Actor Grid */
.threat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: var(--space-4);
  margin: var(--space-6) 0;
}

.threat-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  position: relative;
  overflow: hidden;
}

.threat-card__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.threat-card__icon {
  font-size: 2rem;
  line-height: 1;
}

.threat-card__title {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 0;
}

.threat-card__subtitle {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
}

.threat-card__meter {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  margin-top: auto;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border-subtle);
}

.threat-meter-bar {
  height: 6px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.threat-meter-fill {
  height: 100%;
  border-radius: var(--radius-full);
}

/* Testing Methodology Grid */
.methodology-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-4);
  margin: var(--space-6) 0;
}

.methodology-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.transparency-bar {
  height: 8px;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin: var(--space-1) 0;
}

.transparency-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-cyan), var(--color-accent));
}

/* Diagram & SVG Canvas Container */
.diagram-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  margin: var(--space-6) 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.diagram-card__title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-4);
  font-size: var(--font-size-sm);
  font-family: var(--font-mono);
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border-subtle);
  padding-bottom: var(--space-2);
}

.diagram-svg {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
}

/* HTTP Packet Dissection & Syntax Badges */
.http-inspector {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: var(--space-6) 0;
}

.http-inspector__header {
  background: var(--color-bg-alt);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  flex-wrap: wrap;
}

.http-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
}

.http-badge--get { background: var(--color-cyan-soft); color: var(--color-cyan); border: 1px solid rgba(0, 229, 255, 0.4); }
.http-badge--post { background: var(--color-accent-soft); color: var(--color-accent); border: 1px solid rgba(0, 255, 102, 0.4); }

.status-badge-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: var(--space-2);
  margin: var(--space-4) 0;
}

.status-chip {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-2) var(--space-3);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-align: center;
}

.status-chip__code {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--font-size-sm);
}

.status-chip__desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  margin-top: 2px;
}

.status-chip--2xx .status-chip__code { color: var(--color-accent); }
.status-chip--3xx .status-chip__code { color: var(--color-cyan); }
.status-chip--4xx .status-chip__code { color: var(--color-warn); }
.status-chip--5xx .status-chip__code { color: var(--color-danger); }

/* DevTools Mockup Window */
.devtools-mock {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  overflow: hidden;
  margin: var(--space-6) 0;
}

.devtools-mock__bar {
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  overflow-x: auto;
  padding: 0 var(--space-2);
  gap: var(--space-1);
}

.devtools-mock__tab {
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-xs);
  font-family: var(--font-mono);
  color: var(--color-text-secondary);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
}

.devtools-mock__tab--active {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
  background: rgba(0, 255, 102, 0.05);
  font-weight: 600;
}

.devtools-mock__body {
  padding: var(--space-4);
  font-size: var(--font-size-sm);
}

/* ==========================================================================
   Mobile Adaptations for Components
   ========================================================================== */
@media (max-width: 640px) {
  .comparison-grid {
    grid-template-columns: 1fr;
  }
  .quiz-section {
    padding: var(--space-4);
    margin-top: var(--space-8);
  }

  .quiz-section__header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  .quiz-card {
    padding: var(--space-4);
  }

  .quiz-question {
    font-size: 0.95rem;
  }

  .quiz-input-group {
    flex-direction: column;
  }

  .quiz-submit-btn {
    width: 100%;
    text-align: center;
    padding: var(--space-3);
  }

  .bento-card {
    padding: var(--space-4);
  }

  .bento-card__title {
    font-size: 1.25rem;
  }

  .callout {
    padding: var(--space-4);
    gap: var(--space-3);
  }

  .thought-accordion summary {
    padding: var(--space-3);
    font-size: 0.85rem;
  }
}

/* ==========================================================================
   Cheat Sheet Command Tables & Tool Setup Cards
   ========================================================================== */
.cheat-section {
  margin: var(--space-8) 0;
}

.cheat-section__header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.cheat-section__title {
  font-family: var(--font-mono);
  font-size: var(--font-size-lg);
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 0;
}

.cheat-table-container {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin: var(--space-3) 0 var(--space-6);
}

.cheat-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: var(--font-size-xs);
}

.cheat-table th {
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--color-surface-hover);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.cheat-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border-subtle);
  color: var(--color-text-secondary);
  vertical-align: middle;
}

.cheat-table tr:last-child td {
  border-bottom: none;
}

.cheat-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.code-copy-inline {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.code-copy-inline code {
  color: var(--color-accent);
  background: var(--color-accent-soft);
  border: 1px solid var(--color-accent-border);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  white-space: nowrap;
}

.flag-pill {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 1px 5px;
  border-radius: var(--radius-sm);
  background: var(--color-surface-active);
  color: var(--color-cyan);
  border: 1px solid rgba(0, 229, 255, 0.2);
  margin-right: 2px;
}

.badge-lab-ref {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  background: rgba(0, 255, 102, 0.1);
  color: var(--color-accent);
  border: 1px solid var(--color-accent-border);
  text-decoration: none;
  transition: all var(--trans-fast);
}

.badge-lab-ref:hover {
  background: var(--color-accent);
  color: #000;
}

/* Tool Setup Grid & Cards */
.tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-4);
  margin: var(--space-6) 0;
}

.tool-setup-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: border-color var(--trans-fast), box-shadow var(--trans-fast);
}

.tool-setup-card:hover {
  border-color: var(--color-accent-border);
  box-shadow: 0 4px 20px -2px rgba(0, 255, 102, 0.1);
}

.tool-setup-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tool-setup-card__title-group {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.tool-setup-card__icon {
  font-size: 1.5rem;
}

.tool-setup-card__title {
  font-family: var(--font-mono);
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 0;
}

.tool-setup-card__desc {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  line-height: 1.5;
  margin: 0;
}

.tool-setup-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: auto;
}

.tool-setup-step {
  background: var(--color-bg);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-3);
}

.tool-setup-step-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.tool-setup-step code {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-accent);
  word-break: break-all;
}

.tool-setup-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-2);
  border-top: 1px solid var(--color-border-subtle);
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

/* ==========================================================================
   Network Layer Stack & Diagnostic Triage Components
   ========================================================================== */
.layer-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin: var(--space-4) 0;
}

.layer-row {
  display: grid;
  grid-template-columns: 160px 1.1fr 1fr 1.3fr;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--trans-fast);
}

.layer-row:hover {
  border-color: var(--color-accent);
  background: var(--color-surface-hover, var(--color-surface));
  transform: translateX(3px);
}

.layer-row--l7 { border-left: 4px solid var(--color-accent); }
.layer-row--l4 { border-left: 4px solid var(--color-cyan); }
.layer-row--l3 { border-left: 4px solid #3b82f6; }
.layer-row--l2 { border-left: 4px solid #a855f7; }
.layer-row--l1 { border-left: 4px solid #64748b; }

.layer-tag {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.layer-id {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: var(--font-size-xs);
  letter-spacing: 0.04em;
}

.layer-row--l7 .layer-id { color: var(--color-accent); }
.layer-row--l4 .layer-id { color: var(--color-cyan); }
.layer-row--l3 .layer-id { color: #3b82f6; }
.layer-row--l2 .layer-id { color: #a855f7; }
.layer-row--l1 .layer-id { color: #94a3b8; }

.layer-name {
  font-size: var(--font-size-xs);
  color: var(--color-text-primary);
  font-weight: 600;
}

.layer-meaning {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  line-height: 1.4;
}

.layer-protocols {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-text-muted);
}

.layer-target {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  line-height: 1.4;
}

.layer-target strong {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

@media (max-width: 860px) {
  .layer-row {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }
}

.port-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  margin: var(--space-4) 0;
}

.port-range-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.port-range-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}

.port-range-item__title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-1);
}

.triage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-3);
  margin: var(--space-4) 0;
}

.triage-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.triage-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: 700;
}

.triage-card__symptom {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background: rgba(255, 51, 102, 0.08);
  border: 1px solid rgba(255, 51, 102, 0.2);
  color: var(--color-danger);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
}

.triage-card__cause {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  line-height: 1.4;
  margin: 0;
}

.triage-card__fix {
  font-size: var(--font-size-xs);
  color: var(--color-text-primary);
  margin-top: auto;
  padding-top: var(--space-2);
  border-top: 1px solid var(--color-border-subtle);
}


/* ==========================================================================
   Lab 02 Components (Tier 2)
   .target-launcher | .tool-comparison-matrix | .burp-mock | .docker-reality-check | .bento-card--stretch
   ========================================================================== */

/* --- Target Launcher: inline action to spawn a target at the moment of use --- */
.target-launcher {
  margin: var(--space-6) 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.target-launcher__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}
.target-launcher__title-group {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
}
.target-launcher__icon {
  font-size: 1.5rem;
  line-height: 1;
  flex-shrink: 0;
}
.target-launcher__title {
  font-family: var(--font-mono);
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 0;
  line-height: 1.2;
}
.target-launcher__platform {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: 2px;
}
.target-launcher__badge {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-accent);
  background: var(--color-accent-soft);
  border: 1px solid var(--color-accent-border);
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.55rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.target-launcher__body {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.target-launcher__step {
  background: var(--color-bg);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}
.target-launcher__step-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-2);
}
.target-launcher__step code {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-accent);
  word-break: break-all;
}
.target-launcher__step pre {
  margin: 0;
  overflow-x: auto;
}
.target-launcher__url {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  color: var(--color-cyan);
  text-decoration: none;
  padding: 0.25rem 0.5rem;
  background: var(--color-cyan-soft);
  border: 1px solid rgba(0, 229, 255, 0.35);
  border-radius: var(--radius-sm);
  word-break: break-all;
}
.target-launcher__url:hover { text-decoration: underline; }
.target-launcher__verify {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}
.target-launcher__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-4);
  border-top: 1px solid var(--color-border-subtle);
  background: rgba(255, 255, 255, 0.02);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-text-muted);
}
.target-launcher__catalog-link {
  color: var(--color-cyan);
  text-decoration: none;
}
.target-launcher__catalog-link:hover { text-decoration: underline; }

/* Hosted variant (PortSwigger, HackTheBox — no local Docker) */
.target-launcher--hosted { border-left-color: var(--color-cyan); }
.target-launcher--hosted .target-launcher__badge {
  color: var(--color-cyan);
  background: var(--color-cyan-soft);
  border-color: rgba(0, 229, 255, 0.4);
}

/* VM variant (Kali VM, Metasploitable — multi-step setup) */
.target-launcher--vm { border-left-color: var(--color-purple); }
.target-launcher--vm .target-launcher__badge {
  color: var(--color-purple);
  background: var(--color-purple-soft);
  border-color: rgba(163, 113, 247, 0.4);
}

body.projector-mode .target-launcher__title { font-size: 1.2rem !important; }
body.projector-mode .target-launcher__step code { font-size: 1rem !important; }
body.projector-mode .target-launcher__url { font-size: 1rem !important; }


/* --- Tool Comparison Matrix: task-vs-tool grid with expandable rows --- */
.tool-comparison-matrix {
  margin: var(--space-6) 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
}
.tool-comparison-matrix__header {
  display: grid;
  grid-template-columns: 2.4fr 1fr 1fr 1fr;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  gap: var(--space-3);
}
.tool-comparison-matrix__header span:not(:first-child) { text-align: center; }
.tool-comparison-matrix__row {
  border-bottom: 1px solid var(--color-border-subtle);
}
.tool-comparison-matrix__row:last-child { border-bottom: none; }
.tool-comparison-matrix__row-head {
  display: grid;
  grid-template-columns: 2.4fr 1fr 1fr 1fr;
  gap: var(--space-3);
  align-items: center;
  padding: var(--space-3) var(--space-4);
  cursor: pointer;
  transition: background var(--trans-fast);
  user-select: none;
}
.tool-comparison-matrix__row-head:hover { background: var(--color-surface-hover); }
.tool-comparison-matrix__row.is-expanded .tool-comparison-matrix__row-head { background: var(--color-surface-hover); }
.tool-comparison-matrix__task {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  font-weight: 600;
}
.tool-comparison-matrix__task::before {
  content: "▸";
  color: var(--color-text-muted);
  font-size: 0.9em;
  transition: transform var(--trans-fast);
}
.tool-comparison-matrix__row.is-expanded .tool-comparison-matrix__task::before {
  transform: rotate(90deg);
  color: var(--color-accent);
}
.tool-comparison-matrix__cell {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: var(--font-size-base);
  font-weight: 700;
}
.tool-comparison-matrix__cell[data-status="yes"] { color: var(--color-accent); }
.tool-comparison-matrix__cell[data-status="partial"] { color: var(--color-warn); }
.tool-comparison-matrix__cell[data-status="no"] { color: var(--color-danger); }
.tool-comparison-matrix__detail {
  display: none;
  padding: var(--space-4);
  background: var(--color-bg);
  border-top: 1px solid var(--color-border-subtle);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  line-height: 1.6;
}
.tool-comparison-matrix__row.is-expanded .tool-comparison-matrix__detail { display: block; }
.tool-comparison-matrix__detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-2);
}
.tool-comparison-matrix__detail-tile {
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}
.tool-comparison-matrix__detail-tile strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-1);
}
.tool-comparison-matrix__detail-tile--devtools strong { color: var(--color-accent); }
.tool-comparison-matrix__detail-tile--burp strong { color: var(--color-warn); }
.tool-comparison-matrix__detail-tile--curl strong { color: var(--color-cyan); }
.tool-comparison-matrix__detail-tile code {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-primary);
  background: var(--color-bg-alt);
  padding: 0.15rem 0.4rem;
  border-radius: var(--radius-sm);
  word-break: break-all;
}
@media (max-width: 720px) {
  .tool-comparison-matrix__header,
  .tool-comparison-matrix__row-head {
    grid-template-columns: 1.6fr 0.6fr 0.6fr 0.6fr;
    gap: var(--space-2);
    padding: var(--space-2);
  }
  .tool-comparison-matrix__task { font-size: var(--font-size-xs); }
}
body.projector-mode .tool-comparison-matrix__task { font-size: 1.05rem !important; }
body.projector-mode .tool-comparison-matrix__cell { font-size: 1.25rem !important; }


/* --- Burp Suite Mock: static in-page simulation of Burp UI --- */
.burp-mock {
  margin: var(--space-6) 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.burp-mock__chrome {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: #2d2618;
  border-bottom: 1px solid #4a3d1f;
}
.burp-mock__chrome-logo {
  width: 18px;
  height: 18px;
  border-radius: 3px;
  background: linear-gradient(135deg, #ff6633 0%, #ffb000 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 800;
  color: #1a1200;
}
.burp-mock__chrome-title {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: #ffb000;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.burp-mock__toolbar {
  display: flex;
  overflow-x: auto;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  padding: 0 var(--space-2);
  gap: var(--space-1);
}
.burp-mock__tab {
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--trans-fast);
}
.burp-mock__tab:hover { color: var(--color-text-primary); }
.burp-mock__tab.is-active {
  color: #ffb000;
  border-bottom-color: #ffb000;
  background: rgba(255, 176, 0, 0.06);
  font-weight: 700;
}
.burp-mock__subtoolbar {
  display: flex;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: rgba(255, 176, 0, 0.04);
  border-bottom: 1px solid var(--color-border-subtle);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-text-muted);
  flex-wrap: wrap;
  align-items: center;
}
.burp-mock__chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
}
.burp-mock__chip--intercept-off { color: var(--color-accent); border-color: var(--color-accent-border); }
.burp-mock__chip--intercept-on { color: var(--color-warn); border-color: rgba(255, 176, 0, 0.4); background: var(--color-warn-soft); }
.burp-mock__pane {
  display: none;
  padding: var(--space-3);
}
.burp-mock__pane.is-active { display: block; }
.burp-mock__history {
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  overflow: hidden;
}
.burp-mock__history-header {
  display: grid;
  grid-template-columns: 40px 60px 1fr 90px 60px 60px;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  font-weight: 700;
}
.burp-mock__history-row {
  display: grid;
  grid-template-columns: 40px 60px 1fr 90px 60px 60px;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border-subtle);
  cursor: pointer;
  transition: background var(--trans-fast);
  align-items: center;
}
.burp-mock__history-row:hover { background: var(--color-surface-hover); color: var(--color-text-primary); }
.burp-mock__history-row.is-selected {
  background: rgba(255, 176, 0, 0.08);
  color: var(--color-text-primary);
}
.burp-mock__history-row:last-child { border-bottom: none; }
.burp-mock__method {
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.68rem;
}
.burp-mock__method--get { color: var(--color-cyan); }
.burp-mock__method--post { color: var(--color-accent); }
.burp-mock__status--200 { color: var(--color-accent); }
.burp-mock__status--302 { color: var(--color-cyan); }
.burp-mock__status--401 { color: var(--color-warn); }
.burp-mock__status--500 { color: var(--color-danger); }
.burp-mock__split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  margin-top: var(--space-3);
}
.burp-mock__panel {
  border: 1px solid var(--color-border-subtle);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  overflow: hidden;
}
.burp-mock__panel-header {
  padding: var(--space-2) var(--space-3);
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border-subtle);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
}
.burp-mock__panel-body {
  padding: var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  overflow-x: auto;
  max-height: 260px;
}
.burp-mock__panel-body pre { margin: 0; white-space: pre-wrap; word-wrap: break-word; }
.burp-mock__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-border-subtle);
}
.burp-mock__action-btn {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: #ffb000;
  background: transparent;
  border: 1px solid rgba(255, 176, 0, 0.4);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.75rem;
  cursor: pointer;
  transition: all var(--trans-fast);
}
.burp-mock__action-btn:hover {
  background: rgba(255, 176, 0, 0.1);
  border-color: #ffb000;
}
.burp-mock__action-btn.is-primary {
  color: #1a1200;
  background: #ffb000;
  font-weight: 700;
}
.burp-mock__action-btn.is-primary:hover { filter: brightness(1.1); }
.burp-mock__hint {
  padding: var(--space-2) var(--space-3);
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-cyan);
  background: var(--color-cyan-soft);
  border-left: 3px solid var(--color-cyan);
  border-radius: var(--radius-sm);
  display: none;
}
.burp-mock__hint.is-visible { display: block; }
@media (max-width: 720px) {
  .burp-mock__split { grid-template-columns: 1fr; }
  .burp-mock__history-header,
  .burp-mock__history-row {
    grid-template-columns: 32px 50px 1fr 60px;
    font-size: 0.65rem;
  }
  .burp-mock__history-header > span:nth-child(n+5),
  .burp-mock__history-row > span:nth-child(n+5) { display: none; }
}
body.projector-mode .burp-mock__panel-body { font-size: 0.9rem !important; }
body.projector-mode .burp-mock__history-row { font-size: 0.85rem !important; }


/* --- Docker Reality Check: live target verification probes --- */
.docker-reality-check {
  margin: var(--space-6) 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-card);
}
.docker-reality-check__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--color-border-subtle);
  gap: var(--space-3);
  flex-wrap: wrap;
}
.docker-reality-check__title {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  font-weight: 800;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
}
.docker-reality-check__run-all {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-bg);
  background: var(--color-accent);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-sm);
  padding: 0.4rem 0.9rem;
  cursor: pointer;
  transition: filter var(--trans-fast);
}
.docker-reality-check__run-all:hover { filter: brightness(1.1); }
.docker-reality-check__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-3);
}
.reality-check__probe {
  background: var(--color-bg);
  border: 1px solid var(--color-border-subtle);
  border-left: 3px solid var(--color-text-muted);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  transition: border-color var(--trans-fast);
}
.reality-check__probe.is-pass { border-left-color: var(--color-accent); }
.reality-check__probe.is-fail { border-left-color: var(--color-danger); }
.reality-check__probe.is-testing { border-left-color: var(--color-warn); }
.reality-check__probe-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}
.reality-check__probe-title {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-text-primary);
  margin: 0;
}
.reality-check__status {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
  white-space: nowrap;
}
.reality-check__status--idle { color: var(--color-text-muted); }
.reality-check__status--testing {
  color: var(--color-warn);
  border-color: rgba(255, 176, 0, 0.4);
  background: var(--color-warn-soft);
}
.reality-check__status--pass {
  color: var(--color-accent);
  border-color: var(--color-accent-border);
  background: var(--color-accent-soft);
}
.reality-check__status--fail {
  color: var(--color-danger);
  border-color: rgba(255, 68, 68, 0.4);
  background: var(--color-danger-soft);
}
.reality-check__target {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-cyan);
  word-break: break-all;
}
.reality-check__probe-btn {
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-accent);
  background: transparent;
  border: 1px solid var(--color-accent-border);
  border-radius: var(--radius-sm);
  padding: 0.3rem 0.7rem;
  cursor: pointer;
  transition: all var(--trans-fast);
}
.reality-check__probe-btn:hover { background: var(--color-accent-soft); }
.reality-check__probe-btn:disabled { opacity: 0.6; cursor: not-allowed; }
.reality-check__causes {
  display: none;
  margin-top: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--color-danger-soft);
  border: 1px solid rgba(255, 68, 68, 0.35);
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}
.reality-check__probe.is-fail .reality-check__causes { display: block; }
.reality-check__causes strong {
  display: block;
  color: var(--color-danger);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}
.reality-check__causes ul {
  margin: 0;
  padding-left: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.reality-check__causes code {
  font-family: var(--font-mono);
  color: var(--color-cyan);
  background: transparent;
  padding: 0;
  font-size: 0.72rem;
}
body.projector-mode .reality-check__probe-title { font-size: 0.95rem !important; }
body.projector-mode .reality-check__target { font-size: 0.9rem !important; }


/* --- Stretch Bento Card: optional advanced challenges, marked distinctly --- */
.bento-card--stretch {
  border-style: dashed;
  border-color: rgba(0, 229, 255, 0.5);
  background: linear-gradient(135deg, var(--color-surface) 0%, rgba(0, 229, 255, 0.03) 100%);
  opacity: 0.92;
  position: relative;
}
.bento-card--stretch:hover {
  opacity: 1;
  border-color: var(--color-cyan);
}
.bento-card--stretch::before {
  content: "⭐ STRETCH";
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--color-cyan);
  background: var(--color-cyan-soft);
  border: 1px solid rgba(0, 229, 255, 0.4);
  border-radius: var(--radius-sm);
  padding: 0.2rem 0.5rem;
  letter-spacing: 0.08em;
  z-index: 1;
}


/* --- Offline-cache callout variant --- */
.callout--offline {
  border-color: rgba(163, 113, 247, 0.4);
  background-color: var(--color-purple-soft);
}
.callout--offline .callout__title { color: var(--color-purple); }