/* ============================================================
   QUESTION BANK — STYLES
   Extends the Liberty London design system for the QBank SPA
   ============================================================ */

/* ─── QBANK HERO (reuses exam-page-hero base) ─────────────── */
.qbank-hero {
  position: relative;
  background: #0d1a14;
  padding: calc(var(--nav-h) + 2.5rem) var(--pad-x) 2rem;
  overflow: hidden;
}
.qbank-hero-bg {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 20%, rgba(43,82,64,.35) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 80%, rgba(196,169,107,.1) 0%, transparent 50%);
  pointer-events: none;
}
.qbank-hero--frcem .qbank-hero-bg {
  background: radial-gradient(ellipse at 30% 20%, rgba(196,169,107,.2) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 80%, rgba(43,82,64,.15) 0%, transparent 50%);
}
.qbank-hero-inner {
  position: relative;
  z-index: 2;
  max-width: var(--max-w);
  margin: 0 auto;
}
.qbank-hero .exam-page-back { margin-bottom: 1.5rem; }

.qbank-hero-title {
  font-family: var(--fd);
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 700;
  color: #f5f0e8;
  line-height: .9;
  letter-spacing: -.03em;
  margin-bottom: 1rem;
}
.qbank-hero--mrcem .qbank-hero-title {
  background: linear-gradient(135deg, #f5f0e8 60%, var(--green2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.qbank-hero--frcem .qbank-hero-title {
  background: linear-gradient(135deg, #f5f0e8 60%, var(--tan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.qbank-hero-subtitle {
  font-family: var(--fb);
  font-size: 1rem;
  color: rgba(245,240,232,.55);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.qbank-hero-stats {
  display: flex;
  gap: 2.5rem;
  border-top: 1px solid rgba(245,240,232,.08);
  padding-top: 1.25rem;
}
.qbank-hero-stat-val {
  font-family: var(--fd);
  font-size: 1.6rem;
  font-weight: 600;
  color: #f5f0e8;
  display: block;
  line-height: 1;
  margin-bottom: .3rem;
}
.qbank-hero-stat-label {
  font-family: var(--fn);
  font-size: .58rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: rgba(245,240,232,.35);
}

/* ─── SEARCH & FILTER BAR ──────────────────────────────────── */
.qbank-toolbar {
  background: var(--bg);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 1.25rem var(--pad-x);
  position: sticky;
  top: var(--nav-h);
  z-index: 100;
}
.qbank-toolbar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.qbank-search {
  flex: 1 1 260px;
  position: relative;
}
.qbank-search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
  width: 14px;
  height: 14px;
}
.qbank-search input {
  width: 100%;
  font-family: var(--fb);
  font-size: .88rem;
  color: var(--ink);
  padding: 10px 14px 10px 34px;
  border: 1px solid var(--border);
  background: #fff;
  outline: none;
  transition: border-color .18s;
}
.qbank-search input::placeholder {
  color: var(--muted);
  font-size: .82rem;
}
.qbank-search input:focus {
  border-color: var(--green);
}

.qbank-filter-group {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
}
.qbank-filter-btn {
  font-family: var(--fn);
  font-size: .58rem;
  font-weight: 400;
  letter-spacing: .10em;
  text-transform: uppercase;
  padding: 7px 14px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--ink2);
  cursor: pointer;
  transition: all .18s;
  white-space: nowrap;
}
.qbank-filter-btn:hover {
  border-color: var(--border-g);
  color: var(--green);
}
.qbank-filter-btn.active {
  background: var(--green);
  border-color: var(--green);
  color: #fff;
}

.qbank-view-toggle {
  display: flex;
  border: 1px solid var(--border);
  margin-left: auto;
}
.qbank-view-btn {
  padding: 7px 12px;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--muted);
  transition: all .18s;
  display: flex;
  align-items: center;
}
.qbank-view-btn:first-child { border-right: 1px solid var(--border); }
.qbank-view-btn.active { background: var(--bg2); color: var(--green); }
.qbank-view-btn svg { width: 14px; height: 14px; }

/* ─── PROGRESS BAR (inline) ────────────────────────────────── */
.qbank-progress-strip {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  padding: .75rem var(--pad-x);
}
.qbank-progress-strip-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.qbank-progress-bar-wrap {
  flex: 1;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
}
.qbank-progress-bar-fill {
  height: 100%;
  background: var(--green);
  border-radius: 2px;
  transition: width .4s ease;
  width: 0%;
}
.qbank-progress-text {
  font-family: var(--fn);
  font-size: .58rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}

/* ─── TOPIC CARDS GRID ─────────────────────────────────────── */
.qbank-topics-section {
  padding: 4rem var(--pad-x);
  background: var(--bg);
}
.qbank-topics-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.qbank-topics-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2.5rem;
  gap: 1rem;
  flex-wrap: wrap;
}

.qbank-topic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px;
  background: var(--border);
}
.qbank-topic-card {
  background: var(--bg2);
  padding: 1.75rem 2rem;
  cursor: pointer;
  transition: background .18s, transform .18s;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}
.qbank-topic-card:hover {
  background: #fff;
}
.qbank-topic-card-icon {
  font-size: 1.4rem;
  margin-bottom: .75rem;
  line-height: 1;
}
.qbank-topic-card-name {
  font-family: var(--fd);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.2;
  margin-bottom: .5rem;
}
.qbank-topic-card-count {
  font-family: var(--fn);
  font-size: .58rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: .75rem;
}
.qbank-topic-card-progress {
  margin-top: auto;
}
.qbank-topic-card-bar {
  height: 3px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: .35rem;
}
.qbank-topic-card-bar-fill {
  height: 100%;
  background: var(--green);
  border-radius: 2px;
  transition: width .3s;
}
.qbank-topic-card-pct {
  font-family: var(--fn);
  font-size: .54rem;
  letter-spacing: .10em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Topic icons mapping */
.qbank-topic-card[data-topic="cardiology"] .qbank-topic-card-icon::before { content: "\2665"; color: #c0392b; }
.qbank-topic-card[data-topic="respiratory"] .qbank-topic-card-icon::before { content: "\1F32C"; }
.qbank-topic-card[data-topic="neurology"] .qbank-topic-card-icon::before { content: "\1F9E0"; }
.qbank-topic-card[data-topic="gastroenterology"] .qbank-topic-card-icon::before { content: "\1F52C"; }
.qbank-topic-card[data-topic="trauma-orthopaedics"] .qbank-topic-card-icon::before { content: "\1F9B4"; }
.qbank-topic-card[data-topic="paediatric-emergencies"] .qbank-topic-card-icon::before { content: "\1F476"; }
.qbank-topic-card[data-topic="obstetrics-gynaecology"] .qbank-topic-card-icon::before { content: "\1F930"; }
.qbank-topic-card[data-topic="toxicology-poisoning"] .qbank-topic-card-icon::before { content: "\2623"; }
.qbank-topic-card[data-topic="infectious-diseases"] .qbank-topic-card-icon::before { content: "\1F9A0"; }
.qbank-topic-card[data-topic="renal-urology"] .qbank-topic-card-icon::before { content: "\1FAB7"; }
.qbank-topic-card[data-topic="endocrine-metabolic"] .qbank-topic-card-icon::before { content: "\2697"; }
.qbank-topic-card[data-topic="haematology"] .qbank-topic-card-icon::before { content: "\1FA78"; }
.qbank-topic-card[data-topic="dermatology"] .qbank-topic-card-icon::before { content: "\1F9B5"; }
.qbank-topic-card[data-topic="ophthalmology-ent"] .qbank-topic-card-icon::before { content: "\1F441"; }
.qbank-topic-card[data-topic="psychiatry"] .qbank-topic-card-icon::before { content: "\1F9D8"; }
.qbank-topic-card[data-topic="environmental-emergencies"] .qbank-topic-card-icon::before { content: "\1F321"; }
.qbank-topic-card[data-topic="pain-anaesthesia"] .qbank-topic-card-icon::before { content: "\1F489"; }
.qbank-topic-card[data-topic="resuscitation-critical-care"] .qbank-topic-card-icon::before { content: "\1F6E1"; }
.qbank-topic-card[data-topic="procedures-skills"] .qbank-topic-card-icon::before { content: "\1FA7A"; }
.qbank-topic-card[data-topic="ethics-law"] .qbank-topic-card-icon::before { content: "\2696"; }
.qbank-topic-card[data-topic="leadership-management"] .qbank-topic-card-icon::before { content: "\1F4CB"; }
.qbank-topic-card[data-topic="evidence-based-medicine"] .qbank-topic-card-icon::before { content: "\1F4CA"; }

/* ─── QUESTION LIST ────────────────────────────────────────── */
.qbank-list-section {
  padding: 3rem var(--pad-x);
  background: var(--bg);
  min-height: 50vh;
}
.qbank-list-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.qbank-list-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: .75rem;
}
.qbank-list-title {
  font-family: var(--fd);
  font-size: 1.3rem;
  font-weight: 500;
}
.qbank-list-count {
  font-family: var(--fn);
  font-size: .58rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

.qbank-question-row {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background .15s;
}
.qbank-question-row:hover {
  background: var(--bg2);
  margin: 0 -1rem;
  padding-left: 1rem;
  padding-right: 1rem;
}

.qbank-q-num {
  font-family: var(--fn);
  font-size: .58rem;
  letter-spacing: .10em;
  text-transform: uppercase;
  color: var(--muted);
  min-width: 50px;
  padding-top: 3px;
}
.qbank-q-body { flex: 1; }
.qbank-q-stem {
  font-family: var(--fb);
  font-size: .92rem;
  color: var(--ink);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.qbank-q-meta {
  display: flex;
  gap: .75rem;
  margin-top: .5rem;
  flex-wrap: wrap;
}
.qbank-q-tag {
  font-family: var(--fn);
  font-size: .54rem;
  letter-spacing: .10em;
  text-transform: uppercase;
  padding: 3px 8px;
  border: 1px solid var(--border);
  color: var(--ink2);
}
.qbank-q-tag--easy { color: var(--green); border-color: var(--border-g); }
.qbank-q-tag--medium { color: var(--tan); border-color: rgba(196,169,107,.3); }
.qbank-q-tag--hard { color: #a94442; border-color: rgba(169,68,66,.2); }

.qbank-q-status {
  min-width: 24px;
  text-align: center;
  padding-top: 2px;
}
.qbank-q-status-icon {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: .6rem;
}
.qbank-q-status-icon--correct {
  background: rgba(43,82,64,.1);
  color: var(--green);
}
.qbank-q-status-icon--incorrect {
  background: rgba(169,68,66,.1);
  color: #a94442;
}
.qbank-q-status-icon--bookmarked {
  color: var(--tan);
}

/* Pagination */
.qbank-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: 2.5rem 0 1rem;
}
.qbank-page-btn {
  font-family: var(--fn);
  font-size: .62rem;
  letter-spacing: .10em;
  text-transform: uppercase;
  padding: 8px 14px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--ink2);
  cursor: pointer;
  transition: all .18s;
}
.qbank-page-btn:hover { border-color: var(--border-g); color: var(--green); }
.qbank-page-btn.active { background: var(--green); color: #fff; border-color: var(--green); }
.qbank-page-btn:disabled { opacity: .3; pointer-events: none; }

/* ─── SINGLE QUESTION VIEW ─────────────────────────────────── */
.qbank-question-section {
  padding: 3rem var(--pad-x);
  background: var(--bg);
  min-height: 60vh;
}
.qbank-question-inner {
  max-width: 760px;
  margin: 0 auto;
}

.qbank-q-breadcrumb {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.qbank-q-breadcrumb a,
.qbank-q-breadcrumb span {
  font-family: var(--fn);
  font-size: .58rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color .18s;
}
.qbank-q-breadcrumb a:hover { color: var(--green); }
.qbank-q-breadcrumb-sep { opacity: .4; }

.qbank-q-header {
  margin-bottom: 2rem;
}
.qbank-q-header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: .5rem;
}
.qbank-q-id {
  font-family: var(--fn);
  font-size: .58rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}
.qbank-q-actions {
  display: flex;
  gap: .5rem;
}
.qbank-q-action-btn {
  font-family: var(--fn);
  font-size: .56rem;
  letter-spacing: .10em;
  text-transform: uppercase;
  padding: 6px 12px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--ink2);
  cursor: pointer;
  transition: all .18s;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.qbank-q-action-btn:hover { border-color: var(--border-g); color: var(--green); }
.qbank-q-action-btn.bookmarked { color: var(--tan); border-color: rgba(196,169,107,.3); }

.qbank-q-stem-full {
  font-family: var(--fb);
  font-size: 1rem;
  color: var(--ink);
  line-height: 1.8;
  margin-bottom: 2rem;
}

/* Answer options */
.qbank-options {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  margin-bottom: 2rem;
}
.qbank-option {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--border);
  background: #fff;
  cursor: pointer;
  transition: all .18s;
}
.qbank-option:hover {
  border-color: var(--border-g);
  background: rgba(43,82,64,.02);
}
.qbank-option.selected {
  border-color: var(--green);
  background: rgba(43,82,64,.04);
}
.qbank-option.correct {
  border-color: var(--green);
  background: rgba(43,82,64,.06);
}
.qbank-option.incorrect {
  border-color: #a94442;
  background: rgba(169,68,66,.04);
}
.qbank-option.correct-reveal {
  border-color: var(--green);
  background: rgba(43,82,64,.06);
}

.qbank-option-key {
  font-family: var(--fn);
  font-size: .62rem;
  font-weight: 500;
  letter-spacing: .10em;
  min-width: 26px;
  height: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  color: var(--ink2);
  flex-shrink: 0;
  transition: all .18s;
}
.qbank-option.selected .qbank-option-key {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
}
.qbank-option.correct .qbank-option-key {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
}
.qbank-option.incorrect .qbank-option-key {
  background: #a94442;
  color: #fff;
  border-color: #a94442;
}

.qbank-option-text {
  font-family: var(--fb);
  font-size: .92rem;
  color: var(--ink);
  line-height: 1.6;
  padding-top: 2px;
}

.qbank-submit-row {
  display: flex;
  gap: .75rem;
  margin-bottom: 2rem;
}

/* ─── ANSWER REVEAL / EXPLANATION ──────────────────────────── */
.qbank-reveal {
  border-top: 1px solid var(--border);
  padding-top: 2rem;
  margin-top: 1rem;
  animation: qbankFadeIn .35s ease;
}
@keyframes qbankFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.qbank-reveal-result {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin-bottom: 1.5rem;
  padding: 1rem 1.25rem;
  border: 1px solid var(--border);
}
.qbank-reveal-result--correct {
  background: rgba(43,82,64,.04);
  border-color: var(--border-g);
}
.qbank-reveal-result--incorrect {
  background: rgba(169,68,66,.04);
  border-color: rgba(169,68,66,.15);
}
.qbank-reveal-icon {
  font-size: 1.1rem;
  line-height: 1;
}
.qbank-reveal-text {
  font-family: var(--fb);
  font-size: .92rem;
  color: var(--ink);
}
.qbank-reveal-text strong {
  font-weight: 600;
}

/* Expandable explanation */
.qbank-accordion {
  border: 1px solid var(--border);
  margin-bottom: 1rem;
}
.qbank-accordion-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 1rem 1.25rem;
  background: var(--bg2);
  border: none;
  cursor: pointer;
  transition: background .18s;
}
.qbank-accordion-trigger:hover { background: var(--bg3); }
.qbank-accordion-title {
  font-family: var(--fn);
  font-size: .62rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink);
}
.qbank-accordion-chevron {
  width: 12px;
  height: 12px;
  color: var(--muted);
  transition: transform .25s;
}
.qbank-accordion.open .qbank-accordion-chevron {
  transform: rotate(180deg);
}
.qbank-accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s cubic-bezier(.4,0,.2,1);
}
.qbank-accordion.open .qbank-accordion-body {
  max-height: 800px;
}
.qbank-accordion-content {
  padding: 1.5rem 1.25rem;
  font-family: var(--fb);
  font-size: .92rem;
  color: var(--ink2);
  line-height: 1.8;
  background: #fff;
}

.qbank-key-point {
  padding: 1rem 1.25rem;
  border-left: 3px solid var(--green);
  background: rgba(43,82,64,.03);
  margin-bottom: 1rem;
}
.qbank-key-point-label {
  font-family: var(--fn);
  font-size: .56rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: .35rem;
}
.qbank-key-point-text {
  font-family: var(--fb);
  font-size: .92rem;
  color: var(--ink);
  line-height: 1.7;
}

.qbank-references {
  margin-top: 1rem;
}
.qbank-references-label {
  font-family: var(--fn);
  font-size: .56rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: .5rem;
}
.qbank-references ul {
  list-style: none;
}
.qbank-references li {
  font-family: var(--fb);
  font-size: .82rem;
  color: var(--ink2);
  line-height: 1.7;
  padding: 2px 0;
}

/* Related topics */
.qbank-related {
  border-top: 1px solid var(--border);
  padding-top: 2rem;
  margin-top: 2rem;
}
.qbank-related-label {
  font-family: var(--fn);
  font-size: .58rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 1rem;
}
.qbank-related-links {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
}
.qbank-related-link {
  font-family: var(--fn);
  font-size: .58rem;
  letter-spacing: .10em;
  text-transform: uppercase;
  padding: 6px 14px;
  border: 1px solid var(--border);
  color: var(--ink2);
  cursor: pointer;
  transition: all .18s;
  background: transparent;
}
.qbank-related-link:hover { border-color: var(--border-g); color: var(--green); }

/* Question navigation */
.qbank-q-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border);
  padding-top: 2rem;
  margin-top: 2rem;
}

/* ─── REVIEW ANSWERS VIEW ──────────────────────────────────── */
.qbank-review-section {
  padding: 3rem var(--pad-x);
  background: var(--bg);
  min-height: 60vh;
}
.qbank-review-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.qbank-review-header {
  margin-bottom: 2.5rem;
}
.qbank-review-score-card {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  padding: 2rem 2.5rem;
  background: #fff;
  border: 1px solid var(--border);
  margin-bottom: 2rem;
}
.qbank-review-score-ring {
  position: relative;
  width: 100px;
  height: 100px;
  flex-shrink: 0;
}
.qbank-review-score-ring svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}
.qbank-review-score-ring circle {
  fill: none;
  stroke-width: 5;
}
.qbank-review-score-ring .bg-ring { stroke: var(--border); }
.qbank-review-score-ring .score-ring {
  stroke: var(--green);
  stroke-linecap: round;
  transition: stroke-dashoffset .6s ease;
}
.qbank-review-score-pct {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--fd);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--ink);
}
.qbank-review-score-details {
  flex: 1;
}
.qbank-review-score-title {
  font-family: var(--fd);
  font-size: 1.2rem;
  font-weight: 500;
  margin-bottom: .5rem;
}
.qbank-review-score-stats {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}
.qbank-review-stat {
  display: flex;
  flex-direction: column;
}
.qbank-review-stat-val {
  font-family: var(--fd);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--ink);
}
.qbank-review-stat-label {
  font-family: var(--fn);
  font-size: .54rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

.qbank-review-list {
  border-top: 1px solid var(--border);
}
.qbank-review-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  transition: background .15s;
}
.qbank-review-item:hover {
  background: var(--bg2);
  margin: 0 -.75rem;
  padding-left: .75rem;
  padding-right: .75rem;
}
.qbank-review-item-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .65rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.qbank-review-item-icon--correct {
  background: rgba(43,82,64,.1);
  color: var(--green);
}
.qbank-review-item-icon--incorrect {
  background: rgba(169,68,66,.1);
  color: #a94442;
}
.qbank-review-item-body { flex: 1; }
.qbank-review-item-stem {
  font-family: var(--fb);
  font-size: .88rem;
  color: var(--ink);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.qbank-review-item-info {
  display: flex;
  gap: .5rem;
  margin-top: .35rem;
}

/* ─── PROGRESS DASHBOARD ───────────────────────────────────── */
.qbank-dashboard-section {
  padding: 3rem var(--pad-x);
  background: var(--bg);
  min-height: 60vh;
}
.qbank-dashboard-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.qbank-dashboard-header {
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2.5rem;
}

.qbank-dash-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  margin-bottom: 3rem;
}
.qbank-dash-stat {
  background: var(--bg2);
  padding: 1.5rem 1.75rem;
}
.qbank-dash-stat-val {
  font-family: var(--fd);
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--ink);
  line-height: 1;
  margin-bottom: .35rem;
}
.qbank-dash-stat-label {
  font-family: var(--fn);
  font-size: .56rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

.qbank-dash-topic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1px;
  background: var(--border);
}
.qbank-dash-topic-row {
  background: var(--bg2);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.qbank-dash-topic-name {
  font-family: var(--fb);
  font-size: .88rem;
  color: var(--ink);
  flex: 1;
  min-width: 0;
}
.qbank-dash-topic-bar-wrap {
  width: 100px;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  overflow: hidden;
  flex-shrink: 0;
}
.qbank-dash-topic-bar-fill {
  height: 100%;
  background: var(--green);
  border-radius: 2px;
  transition: width .3s;
}
.qbank-dash-topic-pct {
  font-family: var(--fn);
  font-size: .58rem;
  letter-spacing: .10em;
  color: var(--muted);
  min-width: 32px;
  text-align: right;
}

/* Score history */
.qbank-dash-history {
  margin-top: 3rem;
}
.qbank-dash-history-header {
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
}
.qbank-dash-history-row {
  display: grid;
  grid-template-columns: 1fr 120px 80px 80px 60px;
  gap: 1rem;
  align-items: center;
  padding: .75rem 0;
  border-bottom: 1px solid var(--border);
}
.qbank-dash-history-row-head {
  font-family: var(--fn);
  font-size: .56rem;
  font-weight: 500;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}
.qbank-dash-history-cell {
  font-family: var(--fb);
  font-size: .85rem;
  color: var(--ink2);
}
.qbank-dash-history-cell--score {
  font-weight: 600;
  color: var(--ink);
}

/* ─── EMPTY / LOADING STATES ───────────────────────────────── */
.qbank-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4rem 2rem;
  text-align: center;
}
.qbank-spinner {
  width: 32px;
  height: 32px;
  border: 2px solid var(--border);
  border-top-color: var(--green);
  border-radius: 50%;
  animation: qbankSpin .7s linear infinite;
  margin-bottom: 1rem;
}
@keyframes qbankSpin {
  to { transform: rotate(360deg); }
}
.qbank-loading-text {
  font-family: var(--fn);
  font-size: .62rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--muted);
}

.qbank-empty {
  text-align: center;
  padding: 4rem 2rem;
}
.qbank-empty-title {
  font-family: var(--fd);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--ink);
  margin-bottom: .5rem;
}
.qbank-empty-text {
  font-family: var(--fb);
  font-size: .88rem;
  color: var(--muted);
}

/* ─── RESPONSIVE ───────────────────────────────────────────── */
@media (max-width: 900px) {
  .qbank-hero-stats { gap: 1.5rem; }
  .qbank-dash-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .qbank-review-score-card { flex-direction: column; text-align: center; gap: 1.5rem; }
  .qbank-review-score-stats { justify-content: center; }
  .qbank-dash-history-row { grid-template-columns: 1fr 80px 60px; }
  .qbank-dash-history-row > :nth-child(4),
  .qbank-dash-history-row > :nth-child(5) { display: none; }
}

@media (max-width: 640px) {
  .qbank-hero { padding-top: calc(var(--nav-h) + 1.5rem); padding-bottom: 1.5rem; }
  .qbank-hero-title { font-size: 2.2rem; }
  .qbank-hero-stats { flex-direction: column; gap: .75rem; }
  .qbank-toolbar-inner { flex-direction: column; align-items: stretch; }
  .qbank-search { flex: 1 1 100%; }
  .qbank-view-toggle { align-self: flex-end; }
  .qbank-topic-grid { grid-template-columns: 1fr; }
  .qbank-question-row { flex-direction: column; gap: .5rem; }
  .qbank-q-num { min-width: auto; }
  .qbank-dash-stats-grid { grid-template-columns: 1fr 1fr; }
  .qbank-dash-topic-grid { grid-template-columns: 1fr; }
  .qbank-dash-history-row { grid-template-columns: 1fr 60px; }
  .qbank-dash-history-row > :nth-child(2),
  .qbank-dash-history-row > :nth-child(3) { display: none; }
  .qbank-review-score-card { padding: 1.5rem; }
}