/* ==========================================================================
   RESULTS SIMULACRO V2 — Fase 3B
   Style: Linear / Emil Kowalski / Vercel
   ========================================================================== */

.rs-page {
  max-width: 960px;
  margin: 0 auto;
  padding: var(--sp-2xl) var(--sp-md) var(--sp-3xl);
}

/* ── Header ──────────────────────────────────────────────── */
.rs-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: var(--sp-xl);
  flex-wrap: wrap;
}
.rs-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: var(--fw-medium);
  padding: 8px 12px;
  margin-left: -12px;
  border-radius: var(--r-md);
  transition: color var(--duration) var(--ease), background-color var(--duration) var(--ease);
}
.rs-back:hover { color: var(--text-primary); background: var(--bg-hover); }
.rs-back .material-symbols-outlined { font-size: 18px; transition: transform var(--duration) var(--ease); }
.rs-back:hover .material-symbols-outlined { transform: translateX(-2px); }

.rs-header-meta { display: flex; align-items: center; gap: 8px; }
.rs-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.78rem;
  font-weight: var(--fw-semi);
  letter-spacing: 0.02em;
  padding: 6px 12px;
  border-radius: var(--r-full);
  background: var(--violet-light);
  color: var(--violet);
}

/* ── Hero card ─────────────────────────────────────────── */
.rs-hero { margin-bottom: var(--sp-2xl); }
.rs-hero-loading {
  padding: var(--sp-2xl);
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
  background: var(--bg-white);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-2xl);
}

.rs-hero-card {
  position: relative;
  padding: var(--sp-2xl) var(--sp-xl);
  background: var(--bg-white);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-2xl);
  box-shadow: var(--shadow-sm);
  text-align: center;
  overflow: hidden;
}
.rs-hero-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--violet);
}
.rs-hero-card--gold::before  { background: linear-gradient(90deg, var(--achievement-gold), #ffaa00); }
.rs-hero-card--green::before { background: linear-gradient(90deg, var(--green), #16a34a); }
.rs-hero-card--amber::before { background: linear-gradient(90deg, #f59e0b, #d97706); }
.rs-hero-card--red::before   { background: linear-gradient(90deg, var(--red), #b91c1c); }
.rs-hero-card--error::before { background: var(--red); }

.rs-hero-icon {
  width: 56px; height: 56px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--r-full);
  background: var(--violet-light);
  color: var(--violet);
  margin: 0 auto var(--sp-md);
}
.rs-hero-icon .material-symbols-outlined { font-size: 28px; }
.rs-hero-card--gold  .rs-hero-icon { background: rgba(255,200,0,0.12); color: var(--achievement-gold); }
.rs-hero-card--green .rs-hero-icon { background: var(--green-light); color: var(--green); }
.rs-hero-card--amber .rs-hero-icon { background: rgba(245,158,11,0.12); color: #d97706; }
.rs-hero-card--red   .rs-hero-icon { background: var(--red-light); color: var(--red); }
.rs-hero-card--error .rs-hero-icon { background: var(--red-light); color: var(--red); }

.rs-hero-score { display: inline-flex; align-items: flex-start; line-height: 1; }
.rs-hero-score-num {
  font-size: 4.5rem;
  font-weight: var(--fw-extra);
  letter-spacing: -0.04em;
  color: var(--text-primary);
}
.rs-hero-score-unit {
  font-size: 1.5rem;
  font-weight: var(--fw-semi);
  color: var(--text-secondary);
  margin-top: 8px;
  margin-left: 2px;
}

.rs-hero-meta {
  margin-top: var(--sp-sm);
  font-size: 0.95rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.rs-hero-meta strong { color: var(--text-primary); font-weight: var(--fw-semi); }

.rs-hero-pill {
  font-size: 0.7rem;
  font-weight: var(--fw-bold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: var(--r-full);
}
.rs-hero-pill--warn {
  background: rgba(245,158,11,0.12);
  color: #d97706;
}

.rs-hero-tagline {
  margin: var(--sp-md) auto var(--sp-lg);
  max-width: 56ch;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.rs-hero-stats {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-xl);
  padding: 12px 20px;
  background: var(--bg-hover);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-full);
  font-size: 0.85rem;
}
.rs-hero-stat {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
}
.rs-hero-stat strong { display: block; color: var(--text-primary); font-weight: var(--fw-semi); font-size: 0.95rem; line-height: 1.2; }
.rs-hero-stat small { display: block; font-size: 0.72rem; color: var(--text-secondary); margin-top: 2px; }
.rs-hero-stat .material-symbols-outlined { font-size: 20px; color: var(--text-secondary); }

.rs-hero-err-title { font-size: 1.2rem; font-weight: var(--fw-bold); margin: 0 0 8px; color: var(--text-primary); }
.rs-hero-err-msg { font-size: 0.9rem; color: var(--text-secondary); margin: 0 0 var(--sp-lg); }
/* rs-btn — base layout (visuals from btn-3d in components/btn-3d.css) */
.rs-btn {
  text-decoration: none;
}

/* ── Section frame ─────────────────────────────────────── */
.rs-section {
  margin-bottom: var(--sp-2xl);
  padding: var(--sp-xl);
  background: var(--bg-white);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-2xl);
}
.rs-section-head {
  margin-bottom: var(--sp-lg);
}
.rs-section-title {
  margin: 0 0 4px;
  font-size: 1.05rem;
  font-weight: var(--fw-bold);
  color: var(--text-primary);
  letter-spacing: -0.01em;
}
.rs-section-hint {
  display: block;
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
  max-width: 70ch;
}

/* ── Area bars ─────────────────────────────────────────── */
.rs-areas { display: flex; flex-direction: column; gap: 14px; }
.rs-area { display: flex; flex-direction: column; gap: 8px; }
.rs-area-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.rs-area-name { display: inline-flex; align-items: center; gap: 8px; font-size: 0.92rem; color: var(--text-primary); }
.rs-area-dot { width: 10px; height: 10px; border-radius: var(--r-full); flex-shrink: 0; }
.rs-area-score { display: inline-flex; align-items: baseline; gap: 8px; font-size: 0.85rem; color: var(--text-secondary); }
.rs-area-score strong { color: var(--text-primary); font-weight: var(--fw-semi); }
.rs-area-pct { font-size: 0.78rem; }

.rs-area-bar-track {
  height: 10px;
  background: var(--bg-secondary);
  border-radius: var(--r-full);
  overflow: hidden;
}
.rs-area-bar-fill {
  height: 100%;
  border-radius: var(--r-full);
  transition: width 600ms cubic-bezier(0.4,0,0.2,1);
}

/* ── Heat map ──────────────────────────────────────────── */
.rs-heatmap { display: flex; flex-direction: column; gap: var(--sp-lg); }
.rs-heatmap-group { display: flex; flex-direction: column; gap: 10px; }
.rs-heatmap-group-head {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-primary);
}
.rs-heatmap-area-dot { width: 8px; height: 8px; border-radius: var(--r-full); flex-shrink: 0; }
.rs-heatmap-tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
}

.rs-tile {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 12px 14px;
  border-radius: var(--r-lg);
  border: 1px solid;
  background: var(--bg-white);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}
.rs-tile:hover { transform: translateY(-1px); box-shadow: var(--shadow-md); }

.rs-tile-code {
  font-family: 'Public Sans', monospace;
  font-size: 0.72rem;
  font-weight: var(--fw-bold);
  letter-spacing: 0.04em;
  opacity: 0.85;
}
.rs-tile-name {
  font-size: 0.85rem;
  font-weight: var(--fw-semi);
  color: var(--text-primary);
  line-height: 1.35;
}
.rs-tile-foot {
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
}
.rs-tile-sub { color: var(--text-secondary); }
.rs-tile-level { font-weight: var(--fw-semi); }

.rs-tile--mastered { background: rgba(34,197,94,0.06);  border-color: rgba(34,197,94,0.25);  }
.rs-tile--mastered .rs-tile-code,
.rs-tile--mastered .rs-tile-level { color: #16a34a; }

.rs-tile--working  { background: rgba(245,158,11,0.06); border-color: rgba(245,158,11,0.28); }
.rs-tile--working .rs-tile-code,
.rs-tile--working .rs-tile-level { color: #d97706; }

.rs-tile--weak     { background: rgba(239,68,68,0.06);  border-color: rgba(239,68,68,0.28);  }
.rs-tile--weak .rs-tile-code,
.rs-tile--weak .rs-tile-level { color: #dc2626; }

.rs-tile--low_data,
.rs-tile--unknown  { background: var(--bg-hover); border-color: var(--border-subtle); }
.rs-tile--low_data .rs-tile-code,
.rs-tile--unknown .rs-tile-code,
.rs-tile--low_data .rs-tile-level,
.rs-tile--unknown .rs-tile-level { color: var(--text-secondary); }

.rs-heatmap-legend {
  margin-top: var(--sp-md);
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 0.72rem;
  color: var(--text-secondary);
}
.rs-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.rs-legend-item::before {
  content: '';
  width: 8px; height: 8px;
  border-radius: var(--r-full);
  background: currentColor;
}
.rs-legend-item--mastered { color: #16a34a; }
.rs-legend-item--working  { color: #d97706; }
.rs-legend-item--weak     { color: #dc2626; }
.rs-legend-item--low_data { color: var(--text-secondary); }

/* ── Plan de acción ────────────────────────────────────── */
.rs-plan {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 14px;
}
.rs-plan-card {
  display: flex;
  gap: 14px;
  padding: 18px;
  background: var(--bg-white);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-xl);
  text-decoration: none;
  color: inherit;
  font: inherit;
  text-align: left;
  width: 100%;
  cursor: pointer;
  appearance: none;
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease), border-color var(--duration) var(--ease);
}
.rs-plan-card:disabled {
  opacity: 0.7;
  cursor: progress;
  transform: none !important;
}
.rs-plan-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: rgba(108,43,255,0.3);
}
.rs-plan-icon {
  width: 44px; height: 44px;
  border-radius: var(--r-lg);
  display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.rs-plan-icon .material-symbols-outlined { font-size: 22px; }
.rs-plan-body { flex: 1; min-width: 0; }
.rs-plan-kicker {
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: var(--fw-semi);
  color: var(--text-secondary);
  margin-bottom: 4px;
}
.rs-plan-title {
  margin: 0 0 6px;
  font-size: 0.95rem;
  font-weight: var(--fw-semi);
  color: var(--text-primary);
  line-height: 1.35;
}
.rs-plan-desc {
  margin: 0 0 12px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.rs-plan-cta {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.82rem;
  font-weight: var(--fw-semi);
  color: var(--violet);
}
.rs-plan-cta .material-symbols-outlined { font-size: 16px; transition: transform var(--duration) var(--ease); }
.rs-plan-card:hover .rs-plan-cta .material-symbols-outlined { transform: translateX(2px); }

/* ── Errors review ─────────────────────────────────────── */
.rs-errors { display: flex; flex-direction: column; gap: 8px; }
.rs-err {
  background: var(--bg-white);
  border: 1px solid var(--border-subtle);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.rs-err[open] { border-color: rgba(108,43,255,0.2); box-shadow: var(--shadow-sm); }
.rs-err-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  cursor: pointer;
  list-style: none;
  font-size: 0.85rem;
}
.rs-err-head::-webkit-details-marker { display: none; }
.rs-err-pos {
  width: 28px; height: 28px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: var(--r-full);
  background: var(--bg-hover);
  color: var(--text-secondary);
  font-size: 0.78rem;
  font-weight: var(--fw-semi);
  flex-shrink: 0;
}
.rs-err-meta {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  min-width: 0;
}
.rs-err-area {
  font-weight: var(--fw-semi);
  color: var(--c, var(--text-primary));
  padding-left: 0;
}
.rs-err-comp {
  font-family: monospace;
  font-size: 0.72rem;
  color: var(--text-secondary);
  padding: 2px 6px;
  border-radius: var(--r-sm);
  background: var(--bg-hover);
}
.rs-err-tag {
  font-size: 0.7rem;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  border-radius: var(--r-full);
}
.rs-err-tag--wrong { background: var(--red-light); color: var(--red); }
.rs-err-tag--neutral { background: var(--bg-secondary); color: var(--text-secondary); }
.rs-err-caret {
  font-size: 20px;
  color: var(--text-secondary);
  transition: transform var(--duration) var(--ease);
}
.rs-err[open] .rs-err-caret { transform: rotate(180deg); }

.rs-err-body {
  padding: 0 14px 14px 14px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: var(--sp-md);
}
.rs-err-stem {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-primary);
  padding-top: 14px;
}
.rs-err-stem p { margin: 0 0 8px; }
.rs-err-stem img { max-width: 100%; border-radius: var(--r-sm); }

.rs-err-opts { display: flex; flex-direction: column; gap: 8px; }
.rs-err-opt {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
  padding: 10px 12px;
  border-radius: var(--r-md);
  border: 1px solid;
  font-size: 0.85rem;
  line-height: 1.5;
}
.rs-err-opt-tag {
  font-size: 0.68rem;
  font-weight: var(--fw-bold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 3px 6px;
  border-radius: var(--r-sm);
  flex-shrink: 0;
}
.rs-err-opt--wrong { background: var(--red-light); border-color: rgba(239,68,68,0.25); }
.rs-err-opt--wrong .rs-err-opt-tag { background: rgba(239,68,68,0.18); color: var(--red); }
.rs-err-opt--correct { background: var(--green-light); border-color: rgba(34,197,94,0.25); }
.rs-err-opt--correct .rs-err-opt-tag { background: rgba(34,197,94,0.18); color: #16a34a; }

.rs-err-explain {
  padding: 10px 12px;
  background: var(--bg-hover);
  border-radius: var(--r-md);
  font-size: 0.85rem;
  line-height: 1.55;
  color: var(--text-primary);
}
.rs-err-explain > strong { display: block; font-size: 0.72rem; letter-spacing: 0.04em; text-transform: uppercase; color: var(--text-secondary); margin-bottom: 4px; }
.rs-err-explain p { margin: 0 0 6px; }

/* ── Dark mode ─────────────────────────────────────────── */
:root[data-theme="dark"] .rs-section,
:root[data-theme="dark"] .rs-hero-card,
:root[data-theme="dark"] .rs-plan-card,
:root[data-theme="dark"] .rs-err,
:root[data-theme="dark"] .rs-tile { background: var(--bg-elevated); border-color: var(--border); }
:root[data-theme="dark"] .rs-area-bar-track,
:root[data-theme="dark"] .rs-err-pos,
:root[data-theme="dark"] .rs-err-explain,
:root[data-theme="dark"] .rs-hero-stats,
:root[data-theme="dark"] .rs-tile--low_data,
:root[data-theme="dark"] .rs-tile--unknown { background: var(--bg-primary); }

/* ── Motion preferences ────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .rs-back, .rs-tile, .rs-plan-card, .rs-area-bar-fill, .rs-err-caret,
  .rs-back .material-symbols-outlined, .rs-plan-cta .material-symbols-outlined {
    transition: none !important;
  }
  .rs-tile:hover, .rs-plan-card:hover { transform: none; }
}

/* ── Mobile ────────────────────────────────────────────── */
@media (max-width: 720px) {
  .rs-page { padding: var(--sp-lg) var(--sp-md) var(--sp-2xl); }
  .rs-section, .rs-hero-card { padding: var(--sp-lg); border-radius: var(--r-xl); }
  .rs-hero-score-num { font-size: 3.5rem; }
  .rs-hero-stats { gap: var(--sp-md); padding: 10px 14px; }
  .rs-heatmap-tiles { grid-template-columns: 1fr; }
  .rs-plan { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════════════════════════════
   V3 POLISH — Premium identity (3D depth, gradient hero, refined typography)
   ═══════════════════════════════════════════════════════════════════════ */

/* ── Hero card: gradient background by tier + premium icon ── */
.rs-hero-card {
  border-radius: 24px !important;
  padding: 36px 32px !important;
  border-width: 1px !important;
  box-shadow:
    0 1px 2px rgba(0, 0, 0, 0.03),
    0 8px 24px -10px rgba(0, 0, 0, 0.06),
    0 24px 48px -20px rgba(0, 0, 0, 0.04) !important;
  position: relative;
  overflow: hidden;
}
.rs-hero-card::after {
  /* Subtle radial backlight tinted by tier */
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(ellipse 60% 50% at 50% 0%, var(--tier-glow, transparent) 0%, transparent 70%);
}
.rs-hero-card > * { position: relative; z-index: 1; }
.rs-hero-card--gold  { --tier-glow: rgba(255, 200, 0, 0.08); }
.rs-hero-card--green { --tier-glow: rgba(34, 197, 94, 0.08); }
.rs-hero-card--amber { --tier-glow: rgba(245, 158, 11, 0.08); }
.rs-hero-card--red   { --tier-glow: rgba(239, 68, 68, 0.07); }

.rs-hero-card::before {
  height: 4px !important;
}

.rs-hero-icon {
  width: 64px !important;
  height: 64px !important;
  border-radius: 18px !important;
  box-shadow:
    0 6px 14px -6px color-mix(in srgb, currentColor, transparent 50%),
    inset 0 -2px 4px rgba(0, 0, 0, 0.06),
    inset 0 2px 4px rgba(255, 255, 255, 0.30);
  margin-bottom: 18px !important;
}
.rs-hero-icon .material-symbols-outlined {
  font-size: 32px !important;
  font-variation-settings: 'FILL' 1;
}

.rs-hero-score-num {
  font-size: clamp(3.2rem, 7vw, 4.8rem) !important;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.045em !important;
}

.rs-hero-score-unit {
  font-size: clamp(1.2rem, 3vw, 1.6rem) !important;
  margin-top: 10px !important;
}

.rs-hero-meta {
  font-size: 0.92rem !important;
  font-weight: 500;
}
.rs-hero-meta strong {
  font-variant-numeric: tabular-nums;
  font-weight: 700 !important;
}

.rs-hero-pill {
  font-size: 0.62rem !important;
  letter-spacing: 0.08em !important;
  padding: 3px 9px !important;
  border-radius: 999px !important;
  font-weight: 800 !important;
}

.rs-hero-tagline {
  font-size: 0.92rem !important;
  font-weight: 450;
  line-height: 1.55 !important;
}

.rs-hero-stats {
  gap: 18px !important;
  padding: 14px 18px !important;
  border-radius: 14px !important;
  border: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
  background: color-mix(in srgb, var(--text-secondary) 3%, transparent);
}
.rs-hero-stat strong {
  font-variant-numeric: tabular-nums;
  font-weight: 750 !important;
}

/* ── Section frame: subtle premium ── */
.rs-section {
  border-radius: 20px !important;
  border-color: var(--border) !important;
  padding: 26px 24px !important;
  box-shadow:
    0 1px 2px rgba(0, 0, 0, 0.02),
    0 4px 14px -6px rgba(0, 0, 0, 0.04);
}

.rs-section-title {
  font-size: 1.05rem !important;
  font-weight: 700 !important;
  letter-spacing: -0.015em !important;
}

.rs-section-hint {
  font-size: 0.82rem !important;
  line-height: 1.5;
  font-weight: 450;
}

/* ── Back link refined ── */
.rs-back {
  font-weight: 600 !important;
  border-radius: 10px;
  padding: 7px 12px !important;
}

/* ── Area bars with depth ── */
.rs-area-bar-track {
  height: 10px !important;
  border-radius: 999px !important;
  background: color-mix(in srgb, var(--text-secondary) 8%, transparent) !important;
  overflow: hidden;
  position: relative;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.05);
}
.rs-area-bar-fill {
  height: 100%;
  border-radius: 999px !important;
  transition: width 800ms cubic-bezier(0.22, 1, 0.36, 1);
  position: relative;
}
.rs-area-bar-fill::after {
  /* Subtle highlight on the fill */
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.18) 100%);
}

.rs-area-dot {
  width: 10px !important;
  height: 10px !important;
  box-shadow: 0 0 0 3px color-mix(in srgb, currentColor 12%, transparent);
}

.rs-area-name {
  font-size: 0.88rem !important;
  font-weight: 600;
}
.rs-area-name strong {
  font-weight: 700 !important;
}

.rs-area-score {
  font-size: 0.85rem !important;
  font-variant-numeric: tabular-nums;
}
.rs-area-score strong { font-weight: 700 !important; }
.rs-area-pct {
  font-size: 0.78rem !important;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
}

/* ── Heatmap tiles with 3D depth ── */
.rs-tile {
  border-radius: 14px !important;
  padding: 12px 14px !important;
  border-width: 1.5px !important;
  box-shadow:
    0 2px 0 color-mix(in srgb, var(--text-secondary), transparent 88%),
    0 1px 2px rgba(0, 0, 0, 0.02);
  transition: transform 180ms cubic-bezier(0.23,1,0.32,1), box-shadow 180ms ease;
}
@media (hover: hover) and (pointer: fine) {
  .rs-tile:hover {
    transform: translateY(-2px);
    box-shadow:
      0 4px 0 color-mix(in srgb, var(--text-secondary), transparent 80%),
      0 6px 14px -4px rgba(0, 0, 0, 0.08);
  }
}

.rs-tile-code {
  font-size: 0.72rem !important;
  font-weight: 800 !important;
  letter-spacing: 0.03em;
  font-variant-numeric: tabular-nums;
}
.rs-tile-name {
  font-size: 0.82rem !important;
  font-weight: 600 !important;
  letter-spacing: -0.005em;
}
.rs-tile-foot {
  font-size: 0.7rem !important;
  font-variant-numeric: tabular-nums;
}

/* ── Plan action cards: 3D depth ── */
.rs-plan-card {
  border-radius: 16px !important;
  padding: 18px 18px !important;
  border-width: 1.5px !important;
  box-shadow:
    0 2px 0 color-mix(in srgb, var(--text-secondary), transparent 88%),
    0 1px 2px rgba(0, 0, 0, 0.02);
}
@media (hover: hover) and (pointer: fine) {
  .rs-plan-card:hover {
    transform: translateY(-2px);
    box-shadow:
      0 5px 0 color-mix(in srgb, var(--violet), transparent 80%),
      0 8px 16px -6px color-mix(in srgb, var(--violet), transparent 65%) !important;
    border-color: color-mix(in srgb, var(--violet) 25%, var(--border)) !important;
  }
}

/* ── Error/review accordion items ── */
.rs-err {
  border-radius: 14px !important;
  border-width: 1.5px !important;
  padding: 0 !important;
  overflow: hidden;
  box-shadow:
    0 2px 0 color-mix(in srgb, var(--text-secondary), transparent 90%),
    0 1px 2px rgba(0, 0, 0, 0.02);
  transition: box-shadow 180ms ease, border-color 180ms ease;
}
.rs-err[open] {
  border-color: color-mix(in srgb, var(--violet) 30%, var(--border)) !important;
  box-shadow:
    0 3px 0 color-mix(in srgb, var(--violet), transparent 85%),
    0 6px 16px -6px color-mix(in srgb, var(--violet), transparent 65%);
}
.rs-err-head {
  padding: 14px 18px !important;
  font-size: 0.86rem !important;
}
.rs-err-pos {
  font-variant-numeric: tabular-nums;
  font-weight: 800 !important;
}
.rs-err-body { padding: 0 18px 18px !important; }
.rs-err-explain { font-size: 0.88rem !important; line-height: 1.6 !important; }
.rs-err-explain > strong {
  font-size: 0.7rem !important;
  letter-spacing: 0.08em !important;
  font-weight: 800 !important;
}

/* ── Reduce 3D on touch ── */
@media (pointer: coarse) {
  .rs-tile, .rs-plan-card, .rs-err {
    box-shadow:
      0 1px 0 color-mix(in srgb, var(--text-secondary), transparent 88%),
      0 1px 2px rgba(0, 0, 0, 0.02);
  }
}

/* ══════════════════════════════════════════════════════════════════════
   REVIEW — pregunta por pregunta (Silicon Valley edition)
   ══════════════════════════════════════════════════════════════════════ */

/* ── Toolbar (in-flow filter bar) ────────────────────────────────────── */
.rs-rev-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 10px var(--sp-md, 16px);
  margin: 12px 0 6px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 2px 12px -6px rgba(0, 0, 0, 0.06);
}

.rs-rev-pills,
.rs-rev-areas {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.rs-rev-areas:empty { display: none; }

.rs-rev-pill,
.rs-rev-area-chip,
.rs-rev-expand-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-white);
  color: var(--text-secondary);
  font: 600 0.78rem/1 inherit;
  cursor: pointer;
  white-space: nowrap;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.rs-rev-pill-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c, var(--violet));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--c, var(--violet)), transparent 80%);
}

.rs-rev-pill-count,
.rs-rev-area-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 9px;
  background: color-mix(in srgb, var(--text-secondary), transparent 88%);
  color: var(--text-secondary);
  font-size: 0.68rem;
  font-weight: 700;
}

.rs-rev-pill--active {
  background: color-mix(in srgb, var(--c, var(--violet)), transparent 88%);
  border-color: color-mix(in srgb, var(--c, var(--violet)), transparent 55%);
  color: var(--c, var(--violet));
}
.rs-rev-pill--active .rs-rev-pill-count {
  background: color-mix(in srgb, var(--c, var(--violet)), transparent 75%);
  color: var(--c, var(--violet));
}

.rs-rev-area-chip--active {
  background: color-mix(in srgb, var(--c, var(--violet)), transparent 88%);
  border-color: color-mix(in srgb, var(--c, var(--violet)), transparent 55%);
  color: var(--c, var(--text-primary));
}

@media (hover: hover) and (pointer: fine) {
  .rs-rev-pill:hover,
  .rs-rev-area-chip:hover,
  .rs-rev-expand-toggle:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
    transform: translateY(-1px);
  }
}
.rs-rev-pill:active,
.rs-rev-area-chip:active,
.rs-rev-expand-toggle:active { transform: scale(0.97); }

.rs-rev-expand-toggle {
  margin-left: auto;
  font-weight: 600;
}
.rs-rev-expand-toggle .material-symbols-outlined { font-size: 16px; }

/* ── Sparkline ─────────────────────────────────────────────────────── */
.rs-rev-sparkline-wrap {
  margin: 6px 0 12px;
  padding: 12px 14px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: 14px;
}
.rs-rev-sparkline-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 8px;
}
.rs-rev-sparkline-title {
  font: 700 0.72rem/1 inherit;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
}
.rs-rev-sparkline-meta {
  font-size: 0.76rem;
  color: var(--text-secondary);
}
.rs-rev-sparkline {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 56px;
  padding: 4px 0;
}
.rs-rev-bar {
  flex: 1;
  min-width: 4px;
  height: var(--h, 8%);
  background: var(--c, var(--violet));
  border: none;
  border-radius: 3px 3px 1px 1px;
  cursor: pointer;
  opacity: 0.92;
  transition: opacity 200ms ease, transform 160ms ease;
}
.rs-rev-bar:hover { opacity: 1; transform: scaleY(1.08); transform-origin: bottom; }
.rs-rev-bar--dim { opacity: 0.22; }

/* ── Jump grid ─────────────────────────────────────────────────────── */
.rs-rev-jump {
  margin: 6px 0 14px;
  padding: 12px 14px;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: 14px;
}
.rs-rev-jump-label {
  margin: 0 0 8px;
  font: 700 0.72rem/1 inherit;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
}
.rs-rev-jump-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(40px, 1fr));
  gap: 6px;
}
.rs-rev-jump-cell {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  border-radius: 8px;
  border: 1.5px solid var(--border);
  background: var(--bg-white);
  color: var(--text-secondary);
  font: 700 0.78rem/1 inherit;
  cursor: pointer;
  transition: transform 140ms ease, border-color 140ms ease, background 140ms ease;
}
.rs-rev-jump-cell--correct    { border-color: rgba(16,185,129,0.45); color: #047857; }
.rs-rev-jump-cell--incorrect  { border-color: rgba(239,68,68,0.45);  color: #b91c1c; }
.rs-rev-jump-cell--unanswered { border-color: rgba(148,163,184,0.45); color: var(--text-secondary); background: color-mix(in srgb, var(--text-secondary), transparent 92%); }
.rs-rev-jump-cell--dim { opacity: 0.25; }
@media (hover: hover) and (pointer: fine) {
  .rs-rev-jump-cell:hover { transform: scale(1.06); }
}
.rs-rev-jump-cell:active { transform: scale(0.92); }

/* ── Card ──────────────────────────────────────────────────────────── */
.rs-rev-list { display: flex; flex-direction: column; gap: 10px; }

.rs-rev-card {
  position: relative;
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-left: 4px solid var(--c, var(--violet));
  border-radius: 14px;
  box-shadow: 0 1px 2px rgba(0,0,0,0.02), 0 2px 14px -8px rgba(0,0,0,0.06);
  overflow: hidden;
  transition: box-shadow 200ms ease, transform 200ms ease;
}
.rs-rev-card--correct    { --c: #10B981; }
.rs-rev-card--incorrect  { --c: #EF4444; }
.rs-rev-card--unanswered { --c: #94A3B8; }

.rs-rev-card[open] {
  box-shadow: 0 2px 4px rgba(0,0,0,0.03), 0 8px 28px -10px rgba(0,0,0,0.10);
}

.rs-rev-card--flash {
  animation: rsRevFlash 900ms ease-out;
}
@keyframes rsRevFlash {
  0%   { box-shadow: 0 0 0 0   color-mix(in srgb, var(--c, var(--violet)), transparent 30%); }
  40%  { box-shadow: 0 0 0 8px color-mix(in srgb, var(--c, var(--violet)), transparent 60%); }
  100% { box-shadow: 0 2px 4px rgba(0,0,0,0.03), 0 8px 28px -10px rgba(0,0,0,0.10); }
}

.rs-rev-card-head {
  display: grid;
  grid-template-columns: auto auto auto auto 1fr auto auto;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  cursor: pointer;
  list-style: none;
  user-select: none;
}
.rs-rev-card-head::-webkit-details-marker { display: none; }
.rs-rev-card-head::marker { display: none; }

.rs-rev-status-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--c, var(--violet)), transparent 86%);
  color: var(--c, var(--violet));
  flex-shrink: 0;
}
.rs-rev-status-badge .material-symbols-outlined {
  font-size: 18px;
  font-variation-settings: 'FILL' 1;
}
.rs-rev-status-badge--correct    { background: rgba(16,185,129,0.14); color: #047857; }
.rs-rev-status-badge--incorrect  { background: rgba(239,68,68,0.14);  color: #b91c1c; }
.rs-rev-status-badge--unanswered { background: rgba(148,163,184,0.16); color: var(--text-secondary); }

.rs-rev-pos {
  font: 800 0.95rem/1 inherit;
  color: var(--text-primary);
  min-width: 28px;
}

.rs-rev-area-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 9px;
  border-radius: 99px;
  background: color-mix(in srgb, var(--c, var(--violet)), transparent 86%);
  color: var(--c, var(--violet));
  font: 700 0.68rem/1 inherit;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.rs-rev-comp-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border-radius: 6px;
  background: color-mix(in srgb, var(--text-secondary), transparent 92%);
  color: var(--text-secondary);
  font: 700 0.7rem/1 'JetBrains Mono', ui-monospace, monospace;
  letter-spacing: 0.02em;
}

.rs-rev-snippet {
  font-size: 0.88rem;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}

.rs-rev-time-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 99px;
  background: color-mix(in srgb, var(--text-secondary), transparent 92%);
  color: var(--text-secondary);
  font: 600 0.72rem/1 inherit;
  white-space: nowrap;
}
.rs-rev-time-chip .material-symbols-outlined { font-size: 13px; }

.rs-rev-chevron {
  color: var(--text-secondary);
  transition: transform 240ms cubic-bezier(0.23,1,0.32,1);
}
.rs-rev-card[open] .rs-rev-chevron { transform: rotate(180deg); }

/* ── Card body ─────────────────────────────────────────────────────── */
.rs-rev-card-body {
  padding: 0 20px 20px;
  border-top: 1px solid var(--border);
  padding-top: 18px;
  animation: rsRevBodyIn 220ms cubic-bezier(0.23,1,0.32,1);
}
@keyframes rsRevBodyIn {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.rs-rev-unanswered-banner {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  margin-bottom: 14px;
  border-radius: 10px;
  background: rgba(148,163,184,0.10);
  border: 1px solid rgba(148,163,184,0.28);
  color: var(--text-secondary);
  font-size: 0.86rem;
}
.rs-rev-unanswered-banner .material-symbols-outlined { font-size: 18px; }

.rs-rev-stem {
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.rs-rev-stem p { margin: 0 0 10px; }
.rs-rev-stem img { max-width: 100%; height: auto; border-radius: 8px; cursor: zoom-in; }

.rs-rev-options {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.rs-rev-opt {
  position: relative;
  display: grid;
  grid-template-columns: auto auto 1fr auto;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  background: var(--bg-white);
  font-size: 0.94rem;
  line-height: 1.55;
  color: var(--text-primary);
}
.rs-rev-opt-icon {
  font-size: 20px;
  color: var(--text-secondary);
  margin-top: 1px;
}
.rs-rev-opt-label { font-weight: 800; color: var(--text-primary); }
.rs-rev-opt-content { min-width: 0; }
.rs-rev-opt-content p { margin: 0; }

.rs-rev-opt--correct,
.rs-rev-opt--user-correct {
  border-color: rgba(16,185,129,0.45);
  background: rgba(16,185,129,0.06);
}
.rs-rev-opt--correct .rs-rev-opt-icon,
.rs-rev-opt--user-correct .rs-rev-opt-icon {
  color: #047857;
  font-variation-settings: 'FILL' 1;
}

.rs-rev-opt--user-incorrect {
  border-color: rgba(239,68,68,0.45);
  background: rgba(239,68,68,0.06);
}
.rs-rev-opt--user-incorrect .rs-rev-opt-icon {
  color: #b91c1c;
  font-variation-settings: 'FILL' 1;
}

.rs-rev-opt-tag {
  display: inline-flex;
  align-items: center;
  padding: 3px 8px;
  border-radius: 6px;
  font: 700 0.66rem/1 inherit;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.rs-rev-opt-tag--correct { background: rgba(16,185,129,0.18); color: #047857; }
.rs-rev-opt-tag--wrong   { background: rgba(239,68,68,0.18);  color: #b91c1c; }
.rs-rev-opt-tag--user    { background: rgba(245,158,11,0.18); color: #b45309; }

/* ══════════════════════════════════════════════════════════════
   Density modes — feedback / explained view
   ──────────────────────────────────────────────────────────────
   Mirrors the player's three modes (default / condensed / list)
   on an 8pt rhythm with enforced ≥ 44px touch targets and a
   true type ramp (15 → 14.5 → 14px). The feedback view does NOT
   need scroll affordance (page-level scroll already exists), but
   it benefits from a tighter grid when there are many short
   matching-task answers.
   ══════════════════════════════════════════════════════════════ */

/* Mode 2 — Condensed (5–6 opts) */
.rs-rev-options[data-opt-count="5"],
.rs-rev-options[data-opt-count="6"] {
  gap: 8px;
}
.rs-rev-options[data-opt-count="5"] .rs-rev-opt,
.rs-rev-options[data-opt-count="6"] .rs-rev-opt {
  padding: 10px 12px;
  min-height: 44px;
  font-size: 0.9375rem; /* 15px */
}

/* Mode 3 — Matching-list (7–8 opts) */
.rs-rev-options[data-opt-count="7"],
.rs-rev-options[data-opt-count="8"] {
  gap: 4px;
}
.rs-rev-options[data-opt-count="7"] .rs-rev-opt,
.rs-rev-options[data-opt-count="8"] .rs-rev-opt {
  padding: 8px 12px;
  min-height: 44px;
  font-size: 0.875rem; /* 14px */
  /* Align the letter label as a fixed column so the eye can scan
     A → H down the left edge — the matching-list pattern */
  grid-template-columns: auto 22px minmax(0, 1fr) auto;
}
.rs-rev-options[data-opt-count="7"] .rs-rev-opt-label,
.rs-rev-options[data-opt-count="8"] .rs-rev-opt-label {
  text-align: center;
}

/* ── Explanation callout ───────────────────────────────────────────── */
.rs-rev-explanation {
  position: relative;
  padding: 14px 16px 14px 18px;
  border-radius: 12px;
  background: color-mix(in srgb, var(--violet), transparent 94%);
  border-left: 3px solid var(--violet);
}
.rs-rev-explanation-head {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
  font: 700 0.74rem/1 inherit;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--violet);
}
.rs-rev-explanation-head .material-symbols-outlined {
  font-size: 16px;
  font-variation-settings: 'FILL' 1;
}
.rs-rev-explanation-body {
  font-size: 0.96rem;
  line-height: 1.7;
  color: var(--text-primary);
}
.rs-rev-explanation-body p { margin: 0 0 10px; }
.rs-rev-explanation-body p:last-child { margin-bottom: 0; }
.rs-rev-explanation-body img { max-width: 100%; height: auto; border-radius: 8px; cursor: zoom-in; }

/* ── Empty state ───────────────────────────────────────────────────── */
.rs-rev-empty {
  text-align: center;
  padding: 32px 16px;
  color: var(--text-secondary);
}
.rs-rev-empty .material-symbols-outlined {
  font-size: 32px;
  display: block;
  margin: 0 auto 8px;
  opacity: 0.6;
}

/* ── Mobile (≤ 480px) ──────────────────────────────────────────────── */
@media (max-width: 480px) {
  .rs-rev-toolbar {
    padding: 8px 10px;
    gap: 8px;
    border-radius: 12px;
  }
  .rs-rev-pills,
  .rs-rev-areas {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    padding-bottom: 2px;
    width: 100%;
  }
  .rs-rev-pills::-webkit-scrollbar,
  .rs-rev-areas::-webkit-scrollbar { display: none; }
  .rs-rev-pill,
  .rs-rev-area-chip {
    scroll-snap-align: start;
    flex-shrink: 0;
  }
  .rs-rev-expand-toggle {
    margin-left: 0;
    width: 100%;
    justify-content: center;
  }
  .rs-rev-sparkline { height: 38px; }
  .rs-rev-bar { min-width: 3px; border-radius: 2px 2px 1px 1px; }
  .rs-rev-jump-grid { grid-template-columns: repeat(auto-fill, minmax(34px, 1fr)); gap: 4px; }
  .rs-rev-jump-cell { height: 32px; font-size: 0.72rem; }

  .rs-rev-card { border-radius: 12px; }
  .rs-rev-card-head {
    grid-template-columns: auto auto 1fr auto;
    grid-template-areas:
      "badge pos tag chev"
      "snippet snippet snippet snippet"
      "comp time time time";
    gap: 6px 8px;
    padding: 10px 12px;
  }
  .rs-rev-status-badge { grid-area: badge; }
  .rs-rev-pos { grid-area: pos; }
  .rs-rev-area-tag { grid-area: tag; justify-self: end; }
  .rs-rev-comp-tag { grid-area: comp; justify-self: start; }
  .rs-rev-snippet { grid-area: snippet; white-space: normal; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
  .rs-rev-time-chip { grid-area: time; justify-self: end; }
  .rs-rev-chevron { grid-area: chev; }

  .rs-rev-card-body { padding: 14px; padding-top: 14px; }
  .rs-rev-opt {
    grid-template-columns: auto auto 1fr;
    grid-template-areas:
      "icon label tag"
      "content content content";
    padding: 10px 12px;
    font-size: 0.9rem;
  }
  .rs-rev-opt-icon    { grid-area: icon; }
  .rs-rev-opt-label   { grid-area: label; }
  .rs-rev-opt-tag     { grid-area: tag; justify-self: end; }
  .rs-rev-opt-content { grid-area: content; }
  .rs-rev-explanation { padding: 12px 14px; border-radius: 10px; }

  /* Density modifiers (mobile) — preserve 44px touch target, 8pt rhythm */
  .rs-rev-options[data-opt-count="5"],
  .rs-rev-options[data-opt-count="6"] {
    gap: 8px;
  }
  .rs-rev-options[data-opt-count="5"] .rs-rev-opt,
  .rs-rev-options[data-opt-count="6"] .rs-rev-opt {
    padding: 10px 12px;
    min-height: 44px;
    font-size: 0.9375rem; /* 15px — never drop below 14px on mobile */
  }
  .rs-rev-options[data-opt-count="7"],
  .rs-rev-options[data-opt-count="8"] {
    gap: 4px;
  }
  .rs-rev-options[data-opt-count="7"] .rs-rev-opt,
  .rs-rev-options[data-opt-count="8"] .rs-rev-opt {
    padding: 8px 12px;
    min-height: 44px;
    font-size: 0.875rem; /* 14px */
  }
}

/* ── Reduced motion ────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .rs-rev-card,
  .rs-rev-chevron,
  .rs-rev-card-body,
  .rs-rev-bar,
  .rs-rev-jump-cell {
    animation: none !important;
    transition: opacity 120ms ease !important;
    transform: none !important;
  }
}

/* ── Dark mode ─────────────────────────────────────────────────────── */
[data-theme="dark"] .rs-rev-toolbar,
[data-theme="dark"] .rs-rev-sparkline-wrap,
[data-theme="dark"] .rs-rev-jump,
[data-theme="dark"] .rs-rev-card,
[data-theme="dark"] .rs-rev-opt {
  background: var(--bg-white);
  border-color: var(--border);
}
[data-theme="dark"] .rs-rev-explanation {
  background: color-mix(in srgb, var(--violet), transparent 86%);
}
[data-theme="dark"] .rs-rev-pill,
[data-theme="dark"] .rs-rev-area-chip,
[data-theme="dark"] .rs-rev-expand-toggle,
[data-theme="dark"] .rs-rev-jump-cell {
  background: var(--bg-white);
  border-color: var(--border);
}

/* ══════════════════════════════════════════════════════════════════════
   STRUCTURED EXPLANATION — Qué evalúa / Análisis / Tip ICFES
   ══════════════════════════════════════════════════════════════════════ */

.rs-rev-exp-slot { display: contents; }

/* Unified option-pair: option + its distractor note inside ONE card */
.rs-rev-opt-pair {
  display: flex;
  flex-direction: column;
  border-radius: 10px;
  overflow: hidden;
  border: 1.5px solid var(--border);
  background: var(--bg-white);
  transition: border-color 160ms ease, background 160ms ease;
}
.rs-rev-opt-pair--user-incorrect {
  border-color: rgba(239, 68, 68, 0.42);
  background: rgba(239, 68, 68, 0.045);
}
.rs-rev-opt-pair--distractor {
  border-color: rgba(239, 68, 68, 0.22);
  background: rgba(239, 68, 68, 0.025);
}
/* Strip the inner option's border so it visually merges with the pair */
.rs-rev-opt-pair > .rs-rev-opt {
  border: none !important;
  background: transparent !important;
  border-radius: 0;
}

/* Inline distractor note when wrapped inside .rs-rev-opt-pair */
.rs-rev-distract-note {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin: 0;
  padding: 10px 14px 12px 16px;
  background: transparent;
  border: none;
  border-top: 1px dashed rgba(239, 68, 68, 0.30);
  border-radius: 0;
  color: var(--text-secondary);
  font-size: 0.84rem;
  line-height: 1.55;
  animation: rsRevNoteIn 240ms cubic-bezier(0.23, 1, 0.32, 1);
}
@keyframes rsRevNoteIn {
  from { opacity: 0; transform: translateY(-2px); }
  to   { opacity: 1; transform: translateY(0); }
}
.rs-rev-distract-note .material-symbols-outlined {
  font-size: 14px;
  color: #b91c1c;
  flex-shrink: 0;
  margin-top: 3px;
  font-variation-settings: 'FILL' 1;
}
.rs-rev-distract-body { min-width: 0; }
.rs-rev-distract-body p { display: inline; margin: 0; }
.rs-rev-distract-summary {
  color: #991b1b;
  font-weight: 600;
  margin-right: 4px;
  font-size: 0.84rem;
}
.rs-rev-distract-detail { color: var(--text-secondary); }

/* Section divider — clearly marks the transition from "options + their notes"
   to the pedagogical analysis (the 3 callouts). */
.rs-rev-exp-section-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 22px 0 14px;
  color: var(--text-secondary);
}
.rs-rev-exp-divider {
  flex: 1;
  height: 1px;
  background: var(--border);
}
.rs-rev-exp-section-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font: 800 0.72rem/1 inherit;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--text-secondary);
  white-space: nowrap;
}
.rs-rev-exp-section-label .material-symbols-outlined {
  font-size: 16px;
  color: var(--violet);
  font-variation-settings: 'FILL' 1;
}

/* 3 stacked callouts (Qué evalúa / Análisis / Tip ICFES) */
.rs-rev-exp-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 4px;
}

.rs-rev-exp-block {
  --c: var(--violet);
  --bg: rgba(108, 43, 255, 0.04);
  position: relative;
  padding: 14px 16px;
  background: var(--bg);
  border-left: 3px solid var(--c);
  border-radius: 12px;
  transition: box-shadow 200ms ease;
}
.rs-rev-exp-block--meta     { --c: var(--violet); --bg: rgba(108, 43, 255, 0.045); }
.rs-rev-exp-block--analysis { --c: #10B981;       --bg: rgba(16, 185, 129, 0.045); }
.rs-rev-exp-block--tip      { --c: #F59E0B;       --bg: rgba(245, 158, 11, 0.045); }

.rs-rev-exp-head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  font: 800 0.74rem/1 inherit;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--c);
}
.rs-rev-exp-head .material-symbols-outlined {
  font-size: 18px;
  font-variation-settings: 'FILL' 1;
}

.rs-rev-exp-body {
  font-size: 0.96rem;
  line-height: 1.7;
  color: var(--text-primary);
}
.rs-rev-exp-body p { margin: 0 0 10px; }
.rs-rev-exp-body p:last-child { margin-bottom: 0; }
.rs-rev-exp-body img { max-width: 100%; height: auto; border-radius: 8px; cursor: zoom-in; }
.rs-rev-exp-body strong { color: var(--text-primary); font-weight: 700; }

.rs-rev-exp-assertion {
  margin-top: 10px;
  padding: 8px 10px;
  background: color-mix(in srgb, var(--c), transparent 90%);
  border-radius: 8px;
  font-size: 0.86rem;
  color: var(--text-primary);
}
.rs-rev-exp-assertion strong {
  color: var(--c);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  margin-right: 4px;
}

/* ICFES evidence chip with tooltip */
.rs-rev-icfes-chip {
  display: inline-flex;
  align-items: center;
  margin-left: auto;
  padding: 4px 9px;
  border-radius: 7px;
  background: color-mix(in srgb, var(--c), transparent 78%);
  color: var(--c);
  font: 700 0.72rem/1 'JetBrains Mono', ui-monospace, monospace;
  letter-spacing: 0.02em;
  cursor: help;
  border: 1px solid color-mix(in srgb, var(--c), transparent 60%);
  transition: transform 160ms ease, background 160ms ease;
}
@media (hover: hover) and (pointer: fine) {
  .rs-rev-icfes-chip:hover {
    transform: scale(1.06);
    background: color-mix(in srgb, var(--c), transparent 65%);
  }
}

/* Mobile */
@media (max-width: 480px) {
  .rs-rev-opt-pair { border-radius: 9px; }
  .rs-rev-distract-note {
    padding: 8px 10px 10px 12px;
    font-size: 0.80rem;
    gap: 6px;
  }
  .rs-rev-distract-note .material-symbols-outlined { font-size: 13px; margin-top: 2px; }
  .rs-rev-distract-summary { font-size: 0.80rem; }
  .rs-rev-exp-section-header { margin: 18px 0 10px; gap: 8px; }
  .rs-rev-exp-section-label { font-size: 0.66rem; letter-spacing: 0.08em; }
  .rs-rev-exp-section-label .material-symbols-outlined { font-size: 14px; }
  .rs-rev-exp-block { padding: 12px 14px; border-radius: 10px; }
  .rs-rev-exp-head { font-size: 0.7rem; margin-bottom: 8px; }
  .rs-rev-exp-body { font-size: 0.92rem; line-height: 1.65; }
  .rs-rev-icfes-chip { font-size: 0.68rem; padding: 3px 7px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .rs-rev-distract-note,
  .rs-rev-icfes-chip,
  .rs-rev-exp-block {
    animation: none !important;
    transition: opacity 120ms ease !important;
    transform: none !important;
  }
}

/* Dark mode tweaks */
[data-theme="dark"] .rs-rev-distract-note {
  background: color-mix(in srgb, #EF4444, transparent 84%);
}
[data-theme="dark"] .rs-rev-exp-block {
  background: color-mix(in srgb, var(--c), transparent 84%);
}
[data-theme="dark"] .rs-rev-exp-assertion {
  background: color-mix(in srgb, var(--c), transparent 80%);
}
[data-theme="dark"] .rs-rev-distract-summary { color: #fca5a5; }