/**
 * Drills Page Styles
 * Extracted from: templates/core/drills.html
 * 
 * Smart Practice / Drills landing page styles
 */

/* ============================================
   DRILLS PAGE HEADER
   ============================================ */
.drills-page-header {
  margin: 0 0 var(--space-6);
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.drills-page-title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.drills-page-title .material-icons-outlined {
  font-size: 32px;
  color: var(--accent);
}

.drills-page-title h1 {
  margin: 0;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.drills-page-subtitle {
  margin: var(--space-2) 0 0 0;
  max-width: 72ch;
  color: var(--muted);
  font-size: 0.95rem;
}

/* ============================================
   DRILLS SHELL & HERO
   ============================================ */
.drills-page .drills-shell { display: block; }

.drills-page .drills-hero-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.drills-page .drills-hero-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.drills-page .drills-hero-title h2 {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.drills-page .drills-hero-title .material-icons-outlined {
  color: var(--accent);
  font-size: 24px;
}

.drills-page .drills-primary-grid { margin-top: var(--space-4); }

/* ============================================
   DRILLS MODE HEAD
   ============================================ */
.drills-page .drills-mode-head {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0 0 var(--space-2);
}

.drills-page .drills-mode-head h3 {
  margin: 0;
  font-weight: 700;
}

.drills-page .drills-mode-head .material-icons-outlined {
  color: var(--accent);
  font-size: 20px;
}

/* ============================================
   DRILLS INTERVALS & NOTES
   ============================================ */
.drills-page .drills-intervals {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.drills-page .drills-inline-note {
  margin-top: var(--space-2);
  font-size: 0.85rem;
  color: var(--muted);
}

/* ============================================
   DRILLS NEXT (CALL TO ACTION)
   ============================================ */
.drills-page .drills-next {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding: var(--space-6);
  border: 1px solid var(--border-subtle);
  border-left: 6px solid var(--accent);
  border-radius: var(--radius-xl);
  background: var(--bg);
  margin-top: var(--space-6);
  transition: all 0.3s ease;
}

.drills-page .drills-next:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}

.drills-page .drills-next-title {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.drills-page .drills-next-title .material-icons-outlined {
  font-size: 28px;
  color: var(--accent);
}

.drills-page .drills-next p {
  margin: var(--space-3) 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.6;
}

.drills-page .drills-next-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-width: 240px;
}

.drills-page .drills-next-actions .button {
  width: 100%;
  justify-content: center;
  padding: var(--space-3) var(--space-5);
  font-weight: 700;
}

.drills-page .drills-next-actions .button .material-icons-outlined {
  font-size: 20px;
}

/* ============================================
   DRILLS SMART LOADING OVERLAY
   ============================================ */
body.drills-loading-screen-open {
  overflow: hidden;
}

.drills-smart-overlay {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(20px, 4vw, 48px);
  background:
    radial-gradient(circle at top left, var(--accent-subtle) 0%, transparent 28%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.88));
  backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 180ms ease, visibility 180ms ease;
}

.drills-smart-overlay.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.drills-smart-overlay__panel {
  width: min(820px, 100%);
  border: 1px solid var(--border-subtle);
  border-left: 6px solid var(--accent);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, var(--surface) 0%, var(--bg) 100%);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

.drills-smart-overlay__content {
  display: grid;
  gap: var(--space-5);
  padding: clamp(24px, 4vw, 40px);
}

.drills-smart-overlay__eyebrow {
  display: inline-flex;
  align-items: center;
  width: fit-content;
}

.drills-smart-overlay__headline {
  margin: 0;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1;
  letter-spacing: -0.03em;
}

.drills-smart-overlay__subcopy {
  max-width: 60ch;
  margin: var(--space-3) 0 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.65;
}

.drills-smart-overlay__progress {
  position: relative;
  height: 10px;
  border-radius: 999px;
  overflow: hidden;
  background: var(--border-subtle);
}

.drills-smart-overlay__progress::after {
  content: '';
  position: absolute;
  inset: 0;
  width: 38%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
  box-shadow: 0 0 24px rgba(0, 0, 0, 0.08);
  animation: drills-smart-progress 1.3s ease-in-out infinite;
}

.drills-smart-overlay__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.drills-smart-overlay__card {
  padding: var(--space-4);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
}

.drills-smart-overlay__card-label {
  display: block;
  margin-bottom: var(--space-2);
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.drills-smart-overlay__card-value {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text);
}

.drills-smart-overlay__steps {
  display: grid;
  gap: var(--space-3);
}

.drills-smart-overlay__step {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  background: var(--surface);
  color: var(--muted);
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease, color 160ms ease;
}

.drills-smart-overlay__step.is-active {
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
  color: var(--text);
  transform: translateX(4px);
}

.drills-smart-overlay__step-bullet {
  flex: 0 0 auto;
  width: 12px;
  height: 12px;
  border-radius: 999px;
  background: var(--border-subtle);
  transition: background 160ms ease, box-shadow 160ms ease;
}

.drills-smart-overlay__step.is-active .drills-smart-overlay__step-bullet {
  background: var(--accent);
  box-shadow: 0 0 0 6px var(--accent-subtle);
}

.drills-smart-overlay__phase {
  min-height: 1.6rem;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 600;
}

@media (max-width: 720px) {
  .drills-smart-overlay__grid {
    grid-template-columns: 1fr;
  }

  .drills-smart-overlay__panel {
    border-radius: 24px;
  }
}

@keyframes drills-smart-progress {
  0% { transform: translateX(-25%) scaleX(0.76); }
  50% { transform: translateX(155%) scaleX(1); }
  100% { transform: translateX(245%) scaleX(0.82); }
}


/* ============================================
   DRILLS SECTION (COLLAPSIBLE)
   ============================================ */
.drills-page .drills-section {
  margin-top: var(--space-5);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--surface);
  overflow: hidden;
}

.drills-page .drills-section > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4);
  background: var(--surface);
  border-bottom: 1px solid var(--border-subtle);
  transition: background var(--dur-base) var(--ease), border-color var(--dur-base) var(--ease);
}

.drills-page .drills-section > summary::-webkit-details-marker { display: none; }

.drills-page .drills-section > summary .material-icons-outlined {
  font-size: 20px;
  color: var(--muted);
}

.drills-page .drills-section[open] > summary {
  background: var(--bg);
  border-bottom-color: var(--accent);
}

.drills-page .drills-section[open] > summary .material-icons-outlined {
  color: var(--accent);
}

.drills-page .drills-section > summary:hover {
  background: var(--bg);
}

.drills-page .drills-section-title {
  font-weight: 700;
  font-size: 1rem;
}

.drills-page .drills-section-subtitle {
  color: var(--muted);
  font-size: 0.8rem;
  margin-left: auto;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.drills-page .drills-section-body {
  padding: var(--space-4);
}

/* ============================================
   DRILLS TYPE OPTIONS
   ============================================ */
.drills-page .drills-type-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-3);
}

.drills-page .drills-type-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.drills-page .drills-type-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: var(--space-3);
}

.drills-page .drills-type-actions .actions { margin-top: 0; }

.drills-page .drills-type-options { margin-top: var(--space-2); }

.drills-page .drills-type-options > summary {
  list-style: none;
  cursor: pointer;
  color: var(--muted);
  font-size: 0.85rem;
  transition: color 0.2s ease;
}

.drills-page .drills-type-options > summary::-webkit-details-marker { display: none; }

.drills-page .drills-type-options[open] > summary { color: var(--accent); }

.drills-page .drills-type-options .drills-type-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.drills-page .drills-type-links a { font-size: 0.85rem; }

/* ============================================
   DRILLS WHY SECTION
   ============================================ */
.drills-page .drills-why { margin-top: var(--space-4); }

.drills-page .drills-why > summary {
  list-style: none;
  cursor: pointer;
  color: var(--muted);
  font-size: 0.85rem;
  transition: color 0.2s ease;
}

.drills-page .drills-why > summary::-webkit-details-marker { display: none; }

.drills-page .drills-why[open] > summary { color: var(--accent); }

.drills-page .drills-why-items {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.drills-page .drills-why-item {
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
  padding: var(--space-3);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--bg);
  transition: all 0.3s ease;
}

.drills-page .drills-why-item:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
}

.drills-page .drills-why-item .material-icons-outlined {
  font-size: 20px;
  color: var(--accent);
  margin-top: 2px;
}

/* ============================================
   SP GRID (SMART PRACTICE GRID)
   ============================================ */
.sp-selected {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
  padding: var(--space-1);
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  width: fit-content;
}

.sp-selected .button {
  border: none;
  box-shadow: none;
  border-radius: var(--radius-md);
  padding: var(--space-2) var(--space-4);
  font-weight: 600;
  font-size: 0.9rem;
}

.sp-selected .button.primary {
  background: var(--accent);
  color: white;
}

.sp-selected .button.secondary {
  background: transparent;
  color: var(--muted);
}

.sp-selected .button.secondary:hover {
  background: var(--bg);
  color: var(--text);
}

.sp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-6);
}

.sp-section-card-wrapper {
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  box-shadow: var(--shadow-sm);
}

.sp-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-bottom: var(--space-1);
}

.sp-section-title {
  display: flex;
  gap: var(--space-3);
  align-items: center;
}

.sp-section-title h2 {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.sp-section-title .material-icons-outlined {
  font-size: 28px;
  color: var(--accent);
}

.sp-section-sub {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.5;
}

/* ============================================
   SP TYPES
   ============================================ */
.sp-types {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-4);
}

.sp-type {
  background: var(--bg);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.sp-type:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.sp-type-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-2);
}

.sp-type-name {
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.01em;
  color: var(--text);
  line-height: 1.3;
}

.sp-type-meta {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  justify-content: flex-end;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 600;
}

.sp-type-meta-item { 
  display: inline-flex; 
  align-items: center; 
  gap: 4px;
  background: var(--surface);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid var(--border-subtle);
}

/* ============================================
   SP BAR (PROGRESS)
   ============================================ */
.sp-bar {
  height: 6px;
  background: var(--border-subtle);
  border-radius: 999px;
  overflow: hidden;
}

.sp-bar-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-strong));
  transition: width 0.8s ease-out;
}

/* ============================================
   SP ACTIONS
   ============================================ */
.sp-actions {
  display: flex;
  gap: var(--space-2);
  align-items: center;
  margin-top: auto;
  padding-top: var(--space-1);
  border-top: 1px solid var(--border-subtle);
}

.sp-actions .button {
  flex: none;
  min-height: 30px;
  padding: 0 var(--space-3);
  font-size: 0.78rem;
  font-weight: 600;
  border-radius: var(--radius);
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
  box-shadow: none;
  letter-spacing: 0.01em;
  transition: background 150ms ease, color 150ms ease;
}

.sp-actions .button:hover {
  background: var(--accent);
  color: #fff;
}

.sp-action-link {
  font-size: 0.78rem;
  color: var(--muted);
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s ease;
  margin-left: auto;
  padding: 0 var(--space-1);
}

.sp-action-link:hover { color: var(--accent); }

/* ============================================
   SP MORE (EXPANDABLE)
   ============================================ */
.sp-more { margin-top: var(--space-2); }

.sp-more > summary {
  cursor: pointer;
  list-style: none;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.sp-more > summary::-webkit-details-marker { display: none; }

.sp-more-items {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px dashed var(--border-subtle);
}

/* ============================================
   SP INSIGHT CARD
   ============================================ */
.sp-insight-card {
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-3);
  transition: all 0.3s ease;
}

.sp-insight-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
}

.sp-insight-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-2);
}

.sp-insight-title {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.sp-insight-value {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: var(--space-2);
  color: var(--accent);
}

.sp-insight-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.sp-insight-tag {
  font-size: 0.75rem;
  padding: 4px 10px;
  background: var(--bg);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  color: var(--muted);
}

/* ============================================
   SP ERROR ITEM
   ============================================ */
.sp-error-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2);
  background: var(--bg);
  border-radius: var(--radius);
  margin-bottom: var(--space-1);
  border-left: 3px solid var(--danger);
}

.sp-error-label {
  font-size: 0.85rem;
  font-weight: 600;
}

.sp-error-count {
  font-size: 0.8rem;
  color: var(--danger);
  font-weight: 700;
}

/* ============================================
   SP SPECIAL CARD
   ============================================ */
.sp-special-card {
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  transition: all 0.3s ease;
}

.sp-special-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
}

.sp-special-head {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.sp-special-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  border: 1px solid var(--border-subtle);
  font-size: 20px;
}

.sp-special-title {
  font-weight: 700;
  font-size: 1.05rem;
  margin: 0;
}

.sp-special-desc {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0;
  line-height: 1.5;
}

.sp-special-actions { margin-top: auto; padding-top: var(--space-2); }

/* ============================================
   SP WHY GRID
   ============================================ */
.sp-why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.sp-why-card {
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-2);
  transition: all 0.3s ease;
}

.sp-why-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
}

.sp-why-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  border: 1px solid var(--border-subtle);
  margin-bottom: var(--space-1);
  font-size: 28px;
}

.sp-why-title {
  font-weight: 700;
  font-size: 1rem;
  margin: 0;
}

.sp-why-desc {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0;
  line-height: 1.5;
}

/* ============================================
   SP EMPTY STATE
   ============================================ */
.sp-empty-state {
  padding: var(--space-8) var(--space-4);
  text-align: center;
  background: var(--surface);
  border: 1px dashed var(--border-subtle);
  border-radius: var(--radius-lg);
  margin: var(--space-4) 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
}

.sp-empty-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--bg);
  color: var(--accent);
  display: grid;
  place-items: center;
  border: 1px solid var(--border-subtle);
}

.sp-empty-icon .material-icons-outlined { font-size: 32px; }

.sp-empty-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  margin: 0;
}

.sp-empty-desc {
  color: var(--muted);
  max-width: 400px;
  margin: 0 auto;
  line-height: 1.5;
}

.sp-empty-actions {
  display: flex;
  gap: var(--space-2);
  justify-content: center;
  margin-top: var(--space-2);
  flex-wrap: wrap;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .drills-page-header {
    flex-direction: column;
    gap: var(--space-3);
  }

  .drills-page-title h1 { font-size: 1.5rem; }

  .sp-why-grid { grid-template-columns: 1fr; }
  .sp-grid { grid-template-columns: 1fr; }
  .sp-types, .sp-more-items { grid-template-columns: 1fr; }
  .drills-page .drills-section-subtitle { display: none; }
  .drills-page .drills-next { flex-direction: column; }
  .drills-page .drills-next-actions { justify-content: flex-start; width: 100%; }
}

/* ============================================
   QUESTION BANK (SQ) STYLES
   ============================================ */
.sq-page {
  width: 100%;
}

.sq-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.sq-stat-card {
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.sq-stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.sq-stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.sq-stat-icon .material-symbols-outlined { font-size: 24px; }

.sq-stat-content {
  display: flex;
  flex-direction: column;
}

.sq-stat-label { font-size: 0.8rem; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; }
.sq-stat-value { font-size: 1.5rem; font-weight: 800; color: var(--text); }

.sq-filters-section {
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-6);
  overflow: hidden;
}

.sq-filters-header {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border-subtle);
  background: var(--bg);
}

.sq-filters-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0;
}

.sq-filters { padding: var(--space-5); }

.sq-filters-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}

.sq-filter-group { display: flex; flex-direction: column; gap: var(--space-2); }
.sq-filter-label { font-size: 0.85rem; font-weight: 600; color: var(--text); display: flex; align-items: center; gap: 6px; }

.sq-filter-select, .sq-filter-input {
  padding: 10px 12px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--bg);
  color: var(--text);
  font-size: 0.9rem;
  transition: all 0.2s ease;
}

.sq-filter-select:focus, .sq-filter-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.sq-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border-subtle);
}

.sq-results-section {
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.sq-results-header {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg);
}

.sq-results-title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0;
}

.sq-results-count { font-size: 0.85rem; color: var(--muted); }

.sq-item {
  padding: var(--space-5);
  border-bottom: 1px solid var(--border-subtle);
  transition: all 0.2s ease;
}

.sq-item:hover { 
  background: var(--bg);
  transform: translateX(4px);
  border-left: 4px solid var(--accent);
}
.sq-item:last-child { border-bottom: none; }

.sq-item-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-3);
}

.sq-item-title { display: flex; flex-direction: column; gap: 4px; }

.sq-item-type {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 4px;
}

.sq-item-section { font-weight: 600; font-size: 1rem; color: var(--text); }

.sq-item-actions { display: flex; gap: var(--space-2); }

.sq-item-prompt {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--text);
  margin-bottom: var(--space-4);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.sq-item-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}

.sq-item-skills { display: flex; flex-wrap: wrap; gap: var(--space-1); }

.sq-skill-badge {
  font-size: 0.75rem;
  padding: 2px 8px;
  background: var(--bg);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  color: var(--muted);
}

.sq-chip {
  font-size: 0.8rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.sq-empty {
  padding: var(--space-10) var(--space-5);
  text-align: center;
}

.sq-empty-icon { font-size: 3rem; margin-bottom: var(--space-4); }
.sq-empty-title { font-size: 1.5rem; font-weight: 700; margin-bottom: var(--space-2); }
.sq-empty-desc { color: var(--muted); max-width: 500px; margin: 0 auto; }

@media (max-width: 640px) {
  .sq-item-top { flex-direction: column; align-items: stretch; }
  .sq-item-actions { margin-top: var(--space-2); }
  .sq-item-actions .button { flex: 1; }
  .sq-item-meta { flex-direction: column; align-items: flex-start; }
}

/* ============================================
   QUESTION DETAIL (QD) STYLES
   ============================================ */
.qd-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.qd-meta-card {
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.qd-meta-card-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.qd-meta-card-value {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
}

.qd-prompt-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.qd-section-heading {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-2);
}

.qd-prompt {
  font-size: 1.25rem;
  line-height: 1.6;
  color: var(--text);
  font-weight: 500;
}

.qd-resource {
  background: var(--bg);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
  white-space: pre-wrap;
}

.qd-table-container {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
}