/**
 * AstroUtah Quiz — Stylesheet
 *
 * Lives at: astroutah-tools/assets/quiz.css
 * Loaded alongside tools.css on the tools page.
 *
 * Uses ONLY the canonical --astroutah-* design tokens from foundation.css.
 * No hardcoded hex values, no invented variables.
 *
 * @package AstroUtah_Tools
 * @since   1.1.0
 */

/* ============================================================================
   WRAPPER + STATE CONTAINERS
   ============================================================================ */

.au-quiz-wrap {
    max-width:  700px;
    margin:     0 auto;
    padding:    8px 0 40px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* Each state panel — JS toggles display:none */
.au-quiz-state { width: 100%; }

/* ============================================================================
   IDLE — HERO
   ============================================================================ */

.au-quiz-hero {
    text-align: center;
    padding:    40px 20px;
}

.au-quiz-hero__badge {
    display:         inline-block;
    padding:         4px 14px;
    border-radius:   20px;
    background:      var(--astroutah-bg-selected);
    color:           var(--astroutah-accent-blue);
    font-size:       0.78rem;
    font-weight:     700;
    letter-spacing:  0.07em;
    text-transform:  uppercase;
    margin-bottom:   20px;
}

.au-quiz-hero__title {
    font-size:    2rem;
    font-weight:  800;
    color:        var(--astroutah-text-heading);
    margin:       0 0 12px;
    line-height:  1.2;
}

.au-quiz-hero__sub {
    color:        var(--astroutah-text-secondary);
    font-size:    0.95rem;
    margin:       0 0 32px;
}

.au-quiz-hero__actions {
    display:        flex;
    flex-direction: column;
    align-items:    center;
    gap:            12px;
}

.au-quiz-hero__actions .au-btn {
    min-width:  180px;
    padding:    14px 28px;
    font-size:  1rem;
}

.au-quiz-guest-note {
    font-size:  0.82rem;
    color:      var(--astroutah-text-muted);
    margin:     0;
}
.au-quiz-guest-note a {
    color: var(--astroutah-text-link);
    text-decoration: underline;
}

/* ── Member idle stats ─────────────────────────────────────────────────────── */

.au-quiz-member-summary {
    margin:          0 auto 28px;
    max-width:       420px;
    background:      var(--astroutah-bg-card);
    border:          1px solid var(--astroutah-border-subtle);
    border-radius:   var(--astroutah-radius-lg);
    padding:         20px;
}

.au-quiz-stat-row {
    display:         flex;
    justify-content: space-around;
    gap:             12px;
    margin-bottom:   14px;
}

.au-quiz-stat {
    display:        flex;
    flex-direction: column;
    align-items:    center;
    gap:            4px;
}

.au-quiz-stat__value {
    font-size:   1.4rem;
    font-weight: 700;
    color:       var(--astroutah-text-heading);
}

.au-quiz-stat__label {
    font-size:  0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color:      var(--astroutah-text-muted);
}

.au-quiz-next-threshold {
    font-size:  0.82rem;
    color:      var(--astroutah-text-secondary);
    margin:     0;
    text-align: center;
}

/* ============================================================================
   LOADING
   ============================================================================ */

.au-quiz-loading-inner {
    display:        flex;
    flex-direction: column;
    align-items:    center;
    justify-content: center;
    padding:        80px 20px;
    gap:            16px;
    color:          var(--astroutah-text-secondary);
    font-size:      0.9rem;
}

.au-quiz-spinner {
    display:        inline-block;
    width:          32px;
    height:         32px;
    border:         3px solid var(--astroutah-border-light);
    border-top-color: var(--astroutah-accent-blue-strong);
    border-radius:  50%;
    animation:      au-spin 0.8s linear infinite;
}

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

/* ============================================================================
   PROGRESS BAR
   ============================================================================ */

.au-quiz-progress-bar {
    height:        6px;
    background:    var(--astroutah-bg-tertiary);
    border-radius: 3px;
    overflow:      hidden;
    margin-bottom: 6px;
}

.au-quiz-progress-bar__fill {
    height:     100%;
    background: var(--astroutah-accent-blue-strong);
    border-radius: 3px;
    transition: width 0.35s ease;
}

.au-quiz-progress-label {
    font-size:  0.78rem;
    color:      var(--astroutah-text-muted);
    text-align: right;
    margin-bottom: 16px;
}

/* ============================================================================
   QUESTION CARD
   ============================================================================ */

.au-quiz-card {
    background:    var(--astroutah-bg-card);
    border:        1px solid var(--astroutah-border-subtle);
    border-radius: var(--astroutah-radius-lg);
    padding:       28px 24px;
    margin-bottom: 16px;
}

.au-quiz-card__meta {
    display:       flex;
    gap:           8px;
    margin-bottom: 16px;
    flex-wrap:     wrap;
}

/* ── Badges ──────────────────────────────────────────────────────────────── */

.au-quiz-badge {
    display:         inline-block;
    padding:         3px 10px;
    border-radius:   20px;
    font-size:       0.72rem;
    font-weight:     700;
    letter-spacing:  0.05em;
    text-transform:  uppercase;
}

.au-quiz-badge--category {
    background: var(--astroutah-bg-tertiary);
    color:      var(--astroutah-text-secondary);
    border:     1px solid var(--astroutah-border-light);
}

.au-quiz-badge--difficulty { border: 1px solid transparent; }
.au-quiz-badge--easy   { background: rgba(34,197,94,0.15);  color: #4ade80; border-color: rgba(34,197,94,0.3); }
.au-quiz-badge--medium { background: rgba(245,158,11,0.15); color: var(--astroutah-accent-gold); border-color: rgba(245,158,11,0.3); }
.au-quiz-badge--hard   { background: rgba(239,68,68,0.15);  color: var(--astroutah-error); border-color: rgba(239,68,68,0.3); }

/* ── Image ───────────────────────────────────────────────────────────────── */

.au-quiz-card__image-wrap {
    margin-bottom: 16px;
    border-radius: var(--astroutah-radius-md);
    overflow:      hidden;
    border:        1px solid var(--astroutah-border-subtle);
}

.au-quiz-card__image {
    display:   block;
    width:     100%;
    max-height: 280px;
    object-fit: contain;
    background: var(--astroutah-bg-primary);
}

/* ── Constellation canvas ─────────────────────────────────────────────────── */

.au-quiz-card__constellation-wrap {
    margin-bottom: 16px;
    border-radius: var(--astroutah-radius-md);
    overflow:      hidden;
    border:        1px solid var(--astroutah-border-subtle);
    background:    #060b15;     /* matches quizRender() background — no flash */
    /* Centre the canvas when it's narrower than the card on wide screens */
    display:       flex;
    justify-content: center;
}

.au-quiz-card__constellation {
    display:   block;
    /* Canvas width is set by JS to match the card; CSS max-width is a safety
       net so it never overflows on narrow viewports.  height auto-follows
       because the canvas element is square. */
    max-width: 100%;
}

/* ── Question text ───────────────────────────────────────────────────────── */

.au-quiz-card__question {
    font-size:   1.1rem;
    font-weight: 600;
    color:       var(--astroutah-text-heading);
    line-height: 1.5;
    margin:      0 0 24px;
}

/* ============================================================================
   ANSWER OPTIONS
   ============================================================================ */

.au-quiz-options {
    display:        flex;
    flex-direction: column;
    gap:            10px;
}

.au-quiz-option {
    display:        flex;
    align-items:    center;
    gap:            14px;
    width:          100%;
    padding:        14px 16px;
    background:     var(--astroutah-bg-input);
    border:         2px solid var(--astroutah-border-light);
    border-radius:  var(--astroutah-radius-md);
    cursor:         pointer;
    text-align:     left;
    font-family:    inherit;
    font-size:      0.95rem;
    color:          var(--astroutah-text-primary);
    transition:     border-color 0.15s, background 0.15s, transform 0.1s;
}

.au-quiz-option:hover:not(:disabled) {
    border-color: var(--astroutah-accent-blue-strong);
    background:   var(--astroutah-bg-hover);
    transform:    translateY(-1px);
}

.au-quiz-option:disabled {
    cursor: default;
}

.au-quiz-option__key {
    flex-shrink: 0;
    width:       28px;
    height:      28px;
    border-radius: 50%;
    background:  var(--astroutah-bg-tertiary);
    border:      1px solid var(--astroutah-border-medium);
    display:     flex;
    align-items: center;
    justify-content: center;
    font-size:   0.78rem;
    font-weight: 700;
    color:       var(--astroutah-text-secondary);
}

.au-quiz-option__text {
    flex: 1;
    line-height: 1.4;
}

/* ── Post-answer states ──────────────────────────────────────────────────── */

.au-quiz-option--selected {
    border-color: var(--astroutah-accent-blue-strong);
    background:   rgba(59,130,246,0.08);
}

.au-quiz-option--correct {
    border-color: #22c55e !important;
    background:   rgba(34,197,94,0.10) !important;
}
.au-quiz-option--correct .au-quiz-option__key {
    background:   #22c55e;
    border-color: #22c55e;
    color:        #000;
}

.au-quiz-option--wrong {
    border-color: var(--astroutah-error) !important;
    background:   rgba(239,68,68,0.08) !important;
}
.au-quiz-option--wrong .au-quiz-option__key {
    background:   var(--astroutah-error);
    border-color: var(--astroutah-error);
    color:        #fff;
}

/* ============================================================================
   REVEAL PANEL
   ============================================================================ */

.au-quiz-reveal {
    background:    var(--astroutah-bg-card);
    border:        1px solid var(--astroutah-border-subtle);
    border-radius: var(--astroutah-radius-lg);
    padding:       24px;
    margin-top:    16px;
    animation:     au-fadeUp 0.25s ease;
}

@keyframes au-fadeUp {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

.au-quiz-reveal__verdict {
    display:       flex;
    align-items:   center;
    gap:           10px;
    flex-wrap:     wrap;
    margin-bottom: 14px;
    font-size:     1.05rem;
    font-weight:   700;
}

.au-quiz-verdict--correct { color: #4ade80; }
.au-quiz-verdict--wrong   { color: var(--astroutah-error); }

.au-quiz-verdict-answer {
    font-size:   0.9rem;
    font-weight: 400;
    color:       var(--astroutah-text-secondary);
}

.au-quiz-reveal__explanation {
    font-size:   0.9rem;
    line-height: 1.6;
    color:       var(--astroutah-text-primary);
    padding:     14px 16px;
    background:  var(--astroutah-bg-tertiary);
    border-radius: var(--astroutah-radius-md);
    border-left: 3px solid var(--astroutah-accent-blue-strong);
    margin-bottom: 16px;
}

.au-quiz-reveal__actions {
    display:         flex;
    justify-content: space-between;
    align-items:     center;
    gap:             10px;
    flex-wrap:       wrap;
}

.au-quiz-flag-btn {
    font-size:  0.8rem;
    color:      var(--astroutah-text-muted);
    background: transparent;
    border:     1px solid var(--astroutah-border-light);
    padding:    6px 12px;
}
.au-quiz-flag-btn:hover:not(:disabled) {
    color:        var(--astroutah-accent-gold);
    border-color: var(--astroutah-accent-gold);
    background:   rgba(245,158,11,0.07);
}
.au-quiz-flag-btn:disabled {
    color:      var(--astroutah-text-subtle);
    border-color: var(--astroutah-border-dark);
    cursor:     default;
    opacity:    0.6;
}

/* ============================================================================
   SUMMARY — SCORE HERO
   ============================================================================ */

.au-quiz-summary-hero {
    text-align:    center;
    padding:       40px 20px 28px;
}

.au-quiz-stars {
    font-size:     2.4rem;
    margin-bottom: 12px;
    display:       block;
    letter-spacing: 4px;
}

.au-quiz-star         { color: var(--astroutah-border-medium); transition: color 0.2s; }
.au-quiz-star--lit    { color: var(--astroutah-accent-gold); }

.au-quiz-score-display {
    display:     flex;
    align-items: baseline;
    justify-content: center;
    gap:         6px;
    margin-bottom: 8px;
}

.au-quiz-score-num {
    font-size:   3.5rem;
    font-weight: 800;
    color:       var(--astroutah-text-heading);
    line-height: 1;
}

.au-quiz-score-denom {
    font-size:   1.4rem;
    font-weight: 500;
    color:       var(--astroutah-text-secondary);
}

.au-quiz-score-label {
    font-size:  0.95rem;
    color:      var(--astroutah-text-secondary);
    margin:     0;
}

/* ── Level bar ───────────────────────────────────────────────────────────── */

.au-quiz-level-bar-wrap {
    max-width:  480px;
    margin:     0 auto 28px;
    padding:    16px 20px;
    background: var(--astroutah-bg-card);
    border:     1px solid var(--astroutah-border-subtle);
    border-radius: var(--astroutah-radius-lg);
}

.au-quiz-level-label {
    display:         flex;
    justify-content: space-between;
    align-items:     center;
    margin-bottom:   8px;
    font-size:       0.88rem;
    font-weight:     600;
    color:           var(--astroutah-text-primary);
}

.au-quiz-level-next {
    font-size:   0.78rem;
    font-weight: 400;
    color:       var(--astroutah-text-muted);
    text-align:  right;
    max-width:   55%;
    line-height: 1.3;
}

.au-quiz-level-bar {
    height:     8px;
    background: var(--astroutah-bg-tertiary);
    border-radius: 4px;
    overflow:   hidden;
}

.au-quiz-level-bar__fill {
    height:     100%;
    background: linear-gradient(90deg, var(--astroutah-accent-blue-strong), var(--astroutah-accent-blue));
    border-radius: 4px;
    transition: width 0.6s ease;
}

/* ── Guest CTA ───────────────────────────────────────────────────────────── */

.au-quiz-guest-cta {
    text-align:    center;
    padding:       20px 20px 28px;
    max-width:     480px;
    margin:        0 auto;
}

.au-quiz-guest-cta p {
    color:         var(--astroutah-text-secondary);
    font-size:     0.9rem;
    margin-bottom: 16px;
}

.au-quiz-signin-link {
    display:       block;
    margin-top:    10px;
    font-size:     0.85rem;
    color:         var(--astroutah-text-link);
    text-decoration: underline;
}

/* ── Category breakdown ──────────────────────────────────────────────────── */

.au-quiz-breakdown {
    padding:       0 4px 28px;
}

.au-quiz-breakdown__title,
.au-quiz-review__title {
    font-size:     0.8rem;
    font-weight:   700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color:         var(--astroutah-text-muted);
    margin-bottom: 12px;
}

.au-quiz-breakdown__grid {
    display:   flex;
    flex-direction: column;
    gap:       10px;
}

.au-quiz-breakdown-item {
    display:     grid;
    grid-template-columns: 130px 1fr 48px;
    align-items: center;
    gap:         10px;
    font-size:   0.85rem;
}

.au-quiz-breakdown-item__label {
    color:        var(--astroutah-text-secondary);
    font-weight:  600;
    white-space:  nowrap;
}

.au-quiz-breakdown-item__bar-wrap {
    height:        8px;
    background:    var(--astroutah-bg-tertiary);
    border-radius: 4px;
    overflow:      hidden;
}

.au-quiz-breakdown-item__bar {
    height:     100%;
    background: var(--astroutah-accent-blue-strong);
    border-radius: 4px;
    transition: width 0.5s ease;
    min-width:  2px;
}

.au-quiz-breakdown-item__stat {
    font-size:   0.82rem;
    font-weight: 600;
    color:       var(--astroutah-text-secondary);
    text-align:  right;
}

/* ── Question review ─────────────────────────────────────────────────────── */

.au-quiz-review {
    padding-bottom: 24px;
}

.au-quiz-review__list {
    display:   flex;
    flex-direction: column;
    gap:       8px;
}

.au-quiz-review-item {
    border:        1px solid var(--astroutah-border-subtle);
    border-radius: var(--astroutah-radius-md);
    overflow:      hidden;
    transition:    border-color 0.15s;
}

.au-quiz-review-item--correct { border-left: 3px solid #22c55e; }
.au-quiz-review-item--wrong   { border-left: 3px solid var(--astroutah-error); }

.au-quiz-review-item__summary {
    display:     flex;
    align-items: flex-start;
    gap:         10px;
    padding:     12px 14px;
    cursor:      pointer;
    background:  var(--astroutah-bg-card);
    font-size:   0.88rem;
    color:       var(--astroutah-text-primary);
    list-style:  none;
    line-height: 1.4;
    user-select: none;
}
.au-quiz-review-item__summary::-webkit-details-marker { display: none; }
.au-quiz-review-item__summary:hover { background: var(--astroutah-bg-card-hover); }

.au-quiz-review-icon {
    flex-shrink:   0;
    width:         20px;
    height:        20px;
    border-radius: 50%;
    display:       flex;
    align-items:   center;
    justify-content: center;
    font-size:     0.78rem;
    font-weight:   700;
    margin-top:    1px;
}
.au-quiz-review-icon--correct { background: rgba(34,197,94,0.2);  color: #4ade80; }
.au-quiz-review-icon--wrong   { background: rgba(239,68,68,0.2);  color: var(--astroutah-error); }

.au-quiz-review-item__q {
    flex: 1;
}

.au-quiz-review-item__body {
    padding:    12px 16px 14px 44px;
    background: var(--astroutah-bg-input);
    font-size:  0.85rem;
    line-height: 1.5;
}

.au-quiz-review-item__your-answer {
    color:         var(--astroutah-error);
    margin:        0 0 6px;
}
.au-quiz-review-item__correct-answer {
    color:         var(--astroutah-text-primary);
    margin:        0 0 8px;
}
.au-quiz-review-item__explanation {
    color:         var(--astroutah-text-secondary);
    margin:        0;
}

/* ── Summary actions ─────────────────────────────────────────────────────── */

.au-quiz-summary-actions {
    text-align: center;
    padding:    16px 0 8px;
}

.au-quiz-summary-actions .au-btn {
    min-width: 160px;
    padding:   12px 24px;
}

/* ============================================================================
   ERROR BANNER
   ============================================================================ */

.au-quiz-error {
    display:       flex;
    align-items:   center;
    justify-content: space-between;
    gap:           10px;
    padding:       12px 16px;
    margin-top:    16px;
    background:    rgba(239,68,68,0.12);
    border:        1px solid rgba(239,68,68,0.35);
    border-radius: var(--astroutah-radius-md);
    font-size:     0.875rem;
    color:         var(--astroutah-error);
}

.au-quiz-error__dismiss {
    background: transparent;
    border:     none;
    color:      var(--astroutah-error);
    cursor:     pointer;
    font-size:  1rem;
    padding:    0 4px;
    line-height: 1;
}

/* ============================================================================
   RESPONSIVE
   ============================================================================ */

@media (max-width: 560px) {
    .au-quiz-hero__title  { font-size: 1.5rem; }
    .au-quiz-card         { padding: 20px 16px; }
    .au-quiz-card__question { font-size: 1rem; }
    .au-quiz-option       { padding: 12px 12px; font-size: 0.88rem; }
    .au-quiz-score-num    { font-size: 2.8rem; }
    .au-quiz-reveal__actions { flex-direction: column-reverse; align-items: stretch; }
    .au-quiz-reveal__actions .au-btn { text-align: center; }
    .au-quiz-breakdown-item { grid-template-columns: 100px 1fr 40px; }
    .au-quiz-review-item__body { padding-left: 14px; }
}

/* ============================================================================
   PHASE 5 — SHARE + CHALLENGE
   ============================================================================ */

.au-quiz-share-row {
    display:         flex;
    justify-content: center;
    gap:             10px;
    flex-wrap:       wrap;
    margin-bottom:   14px;
}

.au-quiz-share-btn,
.au-quiz-challenge-btn,
.au-quiz-download-btn {
    background:   var(--astroutah-bg-tertiary);
    border:       1px solid var(--astroutah-border-light);
    color:        var(--astroutah-text-primary);
    font-size:    0.85rem;
    padding:      9px 16px;
}
.au-quiz-share-btn:hover,
.au-quiz-challenge-btn:hover,
.au-quiz-download-btn:hover {
    background:   var(--astroutah-bg-hover);
    border-color: var(--astroutah-accent-blue-strong);
    color:        var(--astroutah-text-heading);
}

.au-quiz-challenge-panel {
    background:    var(--astroutah-bg-card);
    border:        1px solid var(--astroutah-border-subtle);
    border-radius: var(--astroutah-radius-md);
    padding:       16px;
    margin-bottom: 14px;
}

.au-quiz-challenge-panel__label {
    font-size:  0.82rem;
    color:      var(--astroutah-text-secondary);
    margin:     0 0 8px;
}

.au-quiz-challenge-link-row {
    display:  flex;
    gap:      8px;
}

.au-quiz-challenge-input {
    flex:         1;
    background:   var(--astroutah-bg-input);
    border:       1px solid var(--astroutah-border-light);
    border-radius: var(--astroutah-radius-md);
    padding:      8px 10px;
    font-size:    0.82rem;
    color:        var(--astroutah-text-primary);
    font-family:  monospace;
}

.au-quiz-copy-btn {
    padding:      8px 14px;
    font-size:    0.82rem;
    background:   var(--astroutah-accent-blue-strong);
    color:        var(--astroutah-text-heading);
    border:       none;
    border-radius: var(--astroutah-radius-md);
    cursor:       pointer;
    white-space:  nowrap;
    transition:   background 0.15s;
}
.au-quiz-copy-btn:hover { background: var(--astroutah-accent-blue-dark, #1d4ed8); }

.au-quiz-challenge-note {
    font-size:  0.75rem;
    color:      var(--astroutah-text-muted);
    margin:     6px 0 0;
}

.au-quiz-share-fallback {
    margin-bottom: 12px;
    display:       flex;
    flex-direction: column;
    gap:           8px;
}

.au-quiz-share-text {
    background:    var(--astroutah-bg-input);
    border:        1px solid var(--astroutah-border-light);
    border-radius: var(--astroutah-radius-md);
    padding:       10px 12px;
    font-size:     0.85rem;
    color:         var(--astroutah-text-primary);
    resize:        none;
    font-family:   inherit;
}

.au-quiz-copy-text-btn {
    align-self:   flex-end;
    padding:      7px 14px;
    font-size:    0.82rem;
    background:   var(--astroutah-bg-tertiary);
    border:       1px solid var(--astroutah-border-light);
    border-radius: var(--astroutah-radius-md);
    color:        var(--astroutah-text-primary);
    cursor:       pointer;
}
.au-quiz-copy-text-btn:hover { background: var(--astroutah-bg-hover); }

/* ============================================================================
   LEVEL PROGRESSION GUIDE — collapsible on idle screen
   ============================================================================ */

.au-quiz-level-guide {
    max-width:     520px;
    margin:        20px auto 0;
    text-align:    left;
}

.au-quiz-level-guide__trigger {
    font-size:   0.82rem;
    color:       var(--astroutah-text-muted);
    cursor:      pointer;
    list-style:  none;
    text-align:  center;
    padding:     6px 0;
    user-select: none;
    transition:  color 0.15s;
}
.au-quiz-level-guide__trigger::-webkit-details-marker { display: none; }
.au-quiz-level-guide__trigger:hover { color: var(--astroutah-text-secondary); }

.au-quiz-level-guide__body {
    margin-top:    10px;
    background:    var(--astroutah-bg-card);
    border:        1px solid var(--astroutah-border-subtle);
    border-radius: var(--astroutah-radius-md);
    padding:       16px;
    animation:     au-fadeUp 0.2s ease;
}

.au-quiz-level-guide__intro {
    font-size:   0.82rem;
    color:       var(--astroutah-text-secondary);
    line-height: 1.5;
    margin:      0 0 14px;
}

.au-quiz-level-guide__table {
    width:           100%;
    border-collapse: collapse;
    font-size:       0.82rem;
}

.au-quiz-level-guide__table th {
    text-align:     left;
    font-size:      0.7rem;
    font-weight:    700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color:          var(--astroutah-text-muted);
    padding:        0 8px 8px 0;
    border-bottom:  1px solid var(--astroutah-border-subtle);
}

.au-quiz-level-guide__table td {
    padding:       7px 8px 7px 0;
    color:         var(--astroutah-text-secondary);
    border-bottom: 1px solid var(--astroutah-border-dark);
    vertical-align: middle;
}

.au-quiz-level-guide__table tbody tr:last-child td {
    border-bottom: none;
}

.au-quiz-level-guide__table tbody tr:hover td {
    color: var(--astroutah-text-primary);
}

/* Level number column */
.au-quiz-level-guide__table td:first-child {
    font-weight: 700;
    color:       var(--astroutah-text-muted);
    width:       28px;
}

/* Title column — colored by level */
.au-quiz-level-guide__table tbody tr:nth-child(1) td:nth-child(2) { color: #d1d5db; }
.au-quiz-level-guide__table tbody tr:nth-child(2) td:nth-child(2) { color: #f87171; }
.au-quiz-level-guide__table tbody tr:nth-child(3) td:nth-child(2) { color: #fbbf24; }
.au-quiz-level-guide__table tbody tr:nth-child(4) td:nth-child(2) { color: #34d399; }
.au-quiz-level-guide__table tbody tr:nth-child(5) td:nth-child(2) { color: #60a5fa; }
.au-quiz-level-guide__table tbody tr:nth-child(6) td:nth-child(2) { color: #a78bfa; }

/* ============================================================================
   MASTERY PULSE + BADGE
   ============================================================================ */

@keyframes au-mastery-pulse {
    0%   { box-shadow: 0 0 0 0  rgba(34,197,94,0.7); background: rgba(34,197,94,0.20); }
    50%  { box-shadow: 0 0 0 12px rgba(34,197,94,0);  background: rgba(34,197,94,0.35); }
    100% { box-shadow: 0 0 0 0  rgba(34,197,94,0);  }
}

.au-quiz-option--mastered-pulse {
    animation: au-mastery-pulse 1.1s ease-out;
}

.au-quiz-mastery-badge {
    display:         inline-block;
    margin-top:      6px;
    padding:         3px 10px;
    background:      rgba(34,197,94,0.15);
    border:          1px solid rgba(34,197,94,0.4);
    border-radius:   20px;
    font-size:       0.78rem;
    font-weight:     700;
    color:           #4ade80;
    letter-spacing:  0.04em;
    animation:       au-fadeUp 0.3s ease;
}

/* ============================================================================
   LEVEL-UP OVERLAY
   ============================================================================ */

.au-quiz-levelup-overlay {
    position:        fixed;
    inset:           0;
    background:      rgba(0,0,0,0.75);
    display:         flex;
    align-items:     center;
    justify-content: center;
    z-index:         99999;
    opacity:         0;
    transition:      opacity 0.3s ease;
}

.au-quiz-levelup-overlay--visible {
    opacity: 1;
}

.au-quiz-levelup-card {
    background:    linear-gradient(135deg, #0d1b4b 0%, #1e3a8a 60%, #4c1d95 100%);
    border:        1px solid rgba(167,139,250,0.4);
    border-radius: 20px;
    padding:       48px 40px;
    text-align:    center;
    max-width:     380px;
    width:         90%;
    box-shadow:    0 20px 60px rgba(0,0,0,0.6);
    animation:     au-fadeUp 0.4s ease;
}

.au-quiz-levelup-star {
    font-size:     3.5rem;
    color:         #fbbf24;
    line-height:   1;
    margin-bottom: 12px;
    animation:     au-levelup-spin 0.6s ease-out;
}

@keyframes au-levelup-spin {
    from { transform: scale(0) rotate(-180deg); opacity: 0; }
    to   { transform: scale(1) rotate(0deg);    opacity: 1; }
}

.au-quiz-levelup-label {
    font-size:      0.8rem;
    font-weight:    700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color:          #a78bfa;
    margin:         0 0 8px;
}

.au-quiz-levelup-title {
    font-size:     2.2rem;
    font-weight:   800;
    color:         #ffffff;
    margin:        0 0 8px;
    line-height:   1.1;
}

.au-quiz-levelup-sub {
    font-size:     0.88rem;
    color:         #93c5fd;
    margin:        0 0 28px;
}

.au-quiz-levelup-dismiss {
    min-width: 160px;
    padding:   12px 24px;
}

/* ============================================================================
   CONFETTI CANVAS
   ============================================================================ */

.au-quiz-confetti-canvas {
    position: fixed;
    inset:    0;
    pointer-events: none;
    z-index:  99998;
}

/* ============================================================================
   IDLE SCREEN — DIFFICULTY PROGRESS BARS
   ============================================================================ */

.au-quiz-member-summary {
    margin:          0 auto 28px;
    max-width:       480px;
    background:      var(--astroutah-bg-card);
    border:          1px solid var(--astroutah-border-subtle);
    border-radius:   var(--astroutah-radius-lg);
    padding:         20px;
    text-align:      left;
}

/* Stat row — level / streak / sessions */
.au-quiz-stat-row {
    display:         flex;
    justify-content: space-around;
    gap:             12px;
    margin-bottom:   20px;
    padding-bottom:  16px;
    border-bottom:   1px solid var(--astroutah-border-subtle);
}

/* ==========================================================================
   PROGRESS SECTION — idle screen, total bar + contribution rows
   ========================================================================== */

.au-quiz-progress-section {
    margin-top: 1rem;
    width: 100%;
}

/* Header */
.au-qps-header {
    display:         flex;
    justify-content: space-between;
    align-items:     baseline;
    margin-bottom:   10px;
    flex-wrap:       wrap;
    gap:             4px;
}

.au-qps-title {
    font-size:      0.75rem;
    font-weight:    700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color:          var(--astroutah-text-muted);
}

.au-qps-hint {
    font-size:   0.75rem;
    color:       var(--astroutah-text-primary, #e8eaf6);
    font-weight: 500;
    font-style:  normal;
}

/* Total bar */
.au-qps-total-track {
    height:        12px;
    background:    var(--astroutah-bg-tertiary);
    border-radius: 6px;
    overflow:      hidden;
    margin-bottom: 6px;
}

.au-qps-total-fill {
    height:        100%;
    border-radius: 6px;
    width:         0%;
    background:    linear-gradient(90deg,
        var(--astroutah-accent-blue, #3b5998) 0%,
        #6c8ebf 100%);
    transition:    width 0.7s ease;
}

.au-qps-total-label {
    font-size:     0.78rem;
    font-weight:   600;
    color:         var(--astroutah-text-primary, #e8eaf6);
    margin-bottom: 14px;
    text-align:    right;
}

.au-qps-sep       { opacity: 0.6; }
.au-qps-total-unit {
    font-weight: 400;
    font-size:   0.72rem;
    opacity:     0.65;
}

/* Contribution rows */
.au-qps-contrib-rows {
    display:        flex;
    flex-direction: column;
    gap:            8px;
}

.au-qps-row {
    display:     grid;
    grid-template-columns: 58px 1fr 72px 20px;
    align-items: center;
    gap:         8px;
    transition:  opacity 0.3s;
}

/* Difficulty label */
.au-qps-diff {
    font-size:      0.72rem;
    font-weight:    700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space:    nowrap;
}
.au-qps-diff--easy   { color: #4ade80; }
.au-qps-diff--medium { color: var(--astroutah-accent-gold, #fbbf24); }
.au-qps-diff--hard   { color: var(--astroutah-error, #f87171); }

/* Mini track */
.au-qps-track {
    height:        8px;
    background:    var(--astroutah-bg-tertiary);
    border-radius: 4px;
    overflow:      hidden;
}

/* Mini fills */
.au-qps-fill {
    height:        100%;
    border-radius: 4px;
    width:         0%;
    transition:    width 0.7s ease;
}
.au-qps-fill--easy   { background: linear-gradient(90deg, #16a34a, #4ade80); }
.au-qps-fill--medium { background: linear-gradient(90deg, #b45309, #fbbf24); }
.au-qps-fill--hard   { background: linear-gradient(90deg, #b91c1c, #f87171); }

/* Count */
.au-qps-count {
    font-size:   0.75rem;
    font-weight: 600;
    color:       var(--astroutah-text-primary, #e8eaf6);
    text-align:  right;
    white-space: nowrap;
}

/* Badge (🔒 / ∞ / empty) */
.au-qps-badge {
    font-size:  0.75rem;
    text-align: center;
    line-height: 1;
}

/* Locked (not yet contributing) — dim but still informative */
.au-qps-row--locked {
    opacity: 0.5;
}
.au-qps-row--locked .au-qps-track {
    background: var(--astroutah-border-dark);
}
.au-qps-row--locked .au-qps-count {
    opacity: 1;
}

/* Capped — bucket full, lock icon signals "move on" */
.au-qps-row--capped .au-qps-fill {
    opacity: 0.6;
}
.au-qps-row--capped .au-qps-diff {
    opacity: 0.75;
}
.au-qps-row--capped .au-qps-badge {
    font-size: 0.7rem;
}

/* Uncapped (hard at level 4+) */
.au-qps-row--uncapped .au-qps-fill {
    background: linear-gradient(90deg, #7c3aed, #a78bfa);
}

@media (max-width: 480px) {
    .au-qps-row { grid-template-columns: 52px 1fr 60px 18px; gap: 6px; }
    .au-qps-total-label { text-align: left; }
}
/* ==========================================================================
   CONSTELLATION DRILL — Idle card
   ========================================================================== */

.au-quiz-drill-card {
    margin-top:    1.5rem;
    padding:       1.25rem 1.5rem;
    border-radius: var(--astroutah-radius-lg, 12px);
    border:        1px solid rgba(108,142,191,.25);
    background:    linear-gradient(135deg, rgba(108,142,191,.08) 0%, rgba(108,142,191,.03) 100%);
}

.au-quiz-drill-card__header {
    display:     flex;
    align-items: flex-start;
    gap:         .75rem;
    margin-bottom: 1rem;
}

.au-quiz-drill-card__icon {
    font-size:  1.25rem;
    color:      var(--astroutah-accent-blue, #6c8ebf);
    margin-top: .1rem;
    flex-shrink: 0;
}

.au-quiz-drill-card__title {
    margin:       0 0 .15rem;
    font-size:    1rem;
    font-weight:  700;
    color:        var(--astroutah-text-primary, #e8eaf6);
}

.au-quiz-drill-card__sub {
    margin:     0;
    font-size:  .8rem;
    color:      var(--astroutah-text-muted, rgba(255,255,255,.5));
    line-height: 1.4;
}

/* ── Control rows ── */
.au-quiz-drill-controls {
    display:     flex;
    align-items: center;
    gap:         .75rem;
    margin-bottom: .75rem;
    flex-wrap:   wrap;
}

.au-quiz-drill-label {
    font-size:      .72rem;
    font-weight:    700;
    text-transform: uppercase;
    letter-spacing: .06em;
    color:          var(--astroutah-text-muted, rgba(255,255,255,.45));
    min-width:      70px;
}

/* ── Toggle button group ── */
.au-quiz-drill-btn-group {
    display: flex;
    gap:     4px;
}

.au-quiz-drill-opt {
    padding:       .3em .75em;
    border-radius: var(--astroutah-radius-sm, 6px);
    border:        1px solid var(--astroutah-border-subtle, rgba(255,255,255,.12));
    background:    transparent;
    color:         var(--astroutah-text-muted, rgba(255,255,255,.5));
    font-size:     .78rem;
    font-weight:   600;
    cursor:        pointer;
    transition:    background .15s, border-color .15s, color .15s;
}

.au-quiz-drill-opt:hover {
    border-color: rgba(108,142,191,.5);
    color:        var(--astroutah-text-primary, #e8eaf6);
}

.au-quiz-drill-opt--active {
    background:   rgba(108,142,191,.2);
    border-color: rgba(108,142,191,.6);
    color:        #a8c4e8;
}

/* ── Mastery progress bar ── */
.au-quiz-drill-mastery {
    margin-bottom: 1rem;
}

.au-quiz-drill-mastery__track {
    height:        8px;
    background:    var(--astroutah-bg-tertiary, rgba(255,255,255,.08));
    border-radius: 4px;
    overflow:      hidden;
    margin-bottom: 5px;
}

.au-quiz-drill-mastery__fill {
    height:     100%;
    width:      0%;
    border-radius: 4px;
    background: linear-gradient(90deg, #6c8ebf, #a8c4e8);
    transition: width .6s ease;
}

.au-quiz-drill-mastery__label {
    font-size:  .72rem;
    color:      var(--astroutah-text-muted, rgba(255,255,255,.45));
}

/* ── Start button ── */
.au-quiz-drill-start-btn {
    width:      100%;
    margin-top: .25rem;
    background: linear-gradient(135deg, #3b5998, #5272b4);
}

.au-quiz-drill-start-btn:hover {
    background: linear-gradient(135deg, #4a6ab0, #6280c4);
}

/* ==========================================================================
   CONSTELLATION DRILL — Summary section
   ========================================================================== */

.au-quiz-drill-summary {
    margin-bottom: 1.25rem;
    padding:       1rem 1.25rem;
    border-radius: var(--astroutah-radius-md, 8px);
    border:        1px solid rgba(108,142,191,.2);
    background:    rgba(108,142,191,.06);
}

.au-quiz-drill-summary__header {
    margin-bottom: .75rem;
}

.au-quiz-drill-summary__badge {
    font-size:      .72rem;
    font-weight:    700;
    letter-spacing: .07em;
    text-transform: uppercase;
    color:          var(--astroutah-accent-blue, #6c8ebf);
}

.au-quiz-drill-summary__track {
    height:        10px;
    background:    var(--astroutah-bg-tertiary, rgba(255,255,255,.08));
    border-radius: 5px;
    overflow:      hidden;
    margin-bottom: 6px;
}

.au-quiz-drill-summary__fill {
    height:     100%;
    width:      0%;
    border-radius: 5px;
    background: linear-gradient(90deg, #3b5998, #6c8ebf);
    transition: width .7s ease;
}

.au-quiz-drill-summary__label {
    font-size:  .78rem;
    color:      var(--astroutah-text-muted, rgba(255,255,255,.55));
    margin:     0;
}

@media (max-width: 480px) {
    .au-quiz-drill-card { padding: 1rem; }
    .au-quiz-drill-controls { gap: .5rem; }
    .au-quiz-drill-label { min-width: 60px; }
}

/* ==========================================================================
   CONSTELLATION DRILL — All mastered / reset states
   ========================================================================== */

.au-drill-all-mastered {
    margin-top:  1rem;
    padding:     1rem;
    border-radius: var(--astroutah-radius-md, 8px);
    border:      1px solid rgba(74,222,128,.25);
    background:  rgba(74,222,128,.06);
    text-align:  center;
}

.au-drill-all-mastered__msg {
    margin:      0 0 .75rem;
    font-size:   .85rem;
    color:       var(--astroutah-text-primary, #e8eaf6);
    line-height: 1.5;
}

.au-quiz-drill-reset-btn {
    background:  linear-gradient(135deg, rgba(108,142,191,.25), rgba(108,142,191,.15));
    border:      1px solid rgba(108,142,191,.45);
    color:       #a8c4e8;
    font-size:   .82rem;
    padding:     .45rem 1rem;
    transition:  background .15s, border-color .15s;
}

.au-quiz-drill-reset-btn:hover {
    background:  linear-gradient(135deg, rgba(108,142,191,.4), rgba(108,142,191,.25));
    border-color: rgba(108,142,191,.7);
}

.au-quiz-drill-summary .au-quiz-drill-reset-btn {
    display:    block;
    width:      100%;
    margin-top: .75rem;
    text-align: center;
}