/* ═══════════════════════════════════════════════════════════
   EMF Quiz Builder + Progress Dashboard — Design System v2
   Colors from Elementor kit:
     Purple  #4B2056  (brand secondary)
     Red     #C1272D  (brand accent)
     Green   #23A455  (correct/success)
     Shadow  4px 4px 0 0 #000  (hard black, no blur)
═══════════════════════════════════════════════════════════ */

:root {
  --emf-purple:    #4B2056;
  --emf-purple-lt: #f3eef5;
  --emf-red:       #C1272D;
  --emf-red-lt:    #fdf0f0;
  --emf-green:     #23A455;
  --emf-green-lt:  #edfaf3;
  --emf-black:     #000000;
  --emf-white:     #ffffff;
  --emf-grey:      #6b7280;
  --emf-bg:        #f5f4f0;
  --emf-radius:    6px;
  --emf-shadow:    4px 4px 0 0 #000000;
  --emf-shadow-sm: 2px 2px 0 0 #000000;
  --emf-shadow-lg: 6px 6px 0 0 #000000;
  --emf-border:    2px solid #000000;
}

/* ══ Shared ══════════════════════════════════════════════ */
.emf-quiz-wrap {
  max-width: 820px;
  margin: 0 auto;
  padding: 28px 16px;
  font-family: inherit;
  background: var(--emf-bg);
}
.emf-dash-wrap {
  max-width: 1440px;
  width: 100%;
  box-sizing: border-box;
  margin: 0 auto;
  padding: 28px 32px;
  font-family: inherit;
  background: var(--emf-bg);
}

.emf-page-title {
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 4px;
  color: var(--emf-black);
}
.emf-subtitle { color: var(--emf-grey); margin-bottom: 28px; }
.emf-hint     { font-size: 0.8rem; color: var(--emf-grey); }

/* ══ Buttons ════════════════════════════════════════════ */
.emf-btn-primary {
  display: inline-block;
  padding: 12px 28px;
  background: var(--emf-purple);
  color: var(--emf-white);
  border: var(--emf-border);
  border-radius: var(--emf-radius);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  box-shadow: var(--emf-shadow);
  transition: transform .1s, box-shadow .1s;
  letter-spacing: .01em;
}
.emf-btn-primary:hover {
  transform: translate(2px, 2px);
  box-shadow: var(--emf-shadow-sm);
  color: var(--emf-white);
}
.emf-btn-primary:active {
  transform: translate(4px, 4px);
  box-shadow: none;
}

.emf-btn-secondary {
  display: inline-block;
  padding: 10px 22px;
  background: var(--emf-white);
  color: var(--emf-black);
  border: var(--emf-border);
  border-radius: var(--emf-radius);
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  box-shadow: var(--emf-shadow-sm);
  transition: transform .1s, box-shadow .1s;
}
.emf-btn-secondary:hover {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0 0 #000;
}

.emf-btn-small {
  display: inline-block;
  padding: 6px 14px;
  font-size: 0.85rem;
  background: var(--emf-black);
  color: var(--emf-white);
  border: var(--emf-border);
  border-radius: var(--emf-radius);
  text-decoration: none;
  font-weight: 700;
  box-shadow: var(--emf-shadow-sm);
  transition: transform .1s, box-shadow .1s;
}
.emf-btn-small:hover {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0 0 #000;
  color: var(--emf-white);
}

/* ══ Filter panel ════════════════════════════════════════ */
.emf-filter-section { margin-bottom: 22px; }
.emf-filter-label   { display: block; font-weight: 700; margin-bottom: 8px; color: var(--emf-black); }

.emf-toggle-group { display: flex; flex-wrap: wrap; gap: 8px; }
.emf-toggle {
  padding: 8px 16px;
  border: var(--emf-border);
  border-radius: 20px;
  background: var(--emf-white);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: var(--emf-shadow-sm);
  transition: all .1s;
}
.emf-toggle:hover {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0 0 #000;
}
.emf-toggle.active {
  background: var(--emf-black);
  color: var(--emf-white);
  box-shadow: var(--emf-shadow-sm);
}

.emf-chip-group { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 6px; }
.emf-chip {
  padding: 6px 14px;
  border: var(--emf-border);
  border-radius: 20px;
  background: var(--emf-white);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  box-shadow: var(--emf-shadow-sm);
  transition: all .1s;
}
.emf-chip:hover { transform: translate(1px, 1px); box-shadow: 1px 1px 0 0 #000; }
.emf-chip.active {
  background: var(--emf-purple);
  color: var(--emf-white);
  border-color: var(--emf-purple);
  box-shadow: var(--emf-shadow-sm);
}

.emf-filter-row   { display: flex; align-items: flex-start; gap: 32px; flex-wrap: wrap; }
.emf-count-group  { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 8px; }
.emf-count-input  {
  width: 80px; padding: 8px;
  border: var(--emf-border); border-radius: var(--emf-radius);
  font-size: 0.9rem; font-weight: 600;
  box-shadow: var(--emf-shadow-sm);
}
.emf-exclude-label {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.9rem; color: var(--emf-grey); cursor: pointer; margin-top: 4px;
}

/* ══ Quiz phase — progress header ════════════════════════ */
.emf-quiz-header  { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; }
.emf-progress-bar {
  flex: 1; height: 10px;
  background: var(--emf-white);
  border: var(--emf-border);
  border-radius: 4px;
  overflow: hidden;
}
.emf-progress-bar div {
  height: 100%;
  background: var(--emf-purple);
  transition: width .35s ease;
  border-radius: 2px;
}
#emf-q-counter { font-size: 0.85rem; font-weight: 700; white-space: nowrap; color: var(--emf-black); }

/* ══ Question stem — white card, purple Q-number badge ══ */
.emf-stem {
  background: var(--emf-white);
  color: var(--emf-black);
  border: var(--emf-border);
  border-radius: var(--emf-radius);
  box-shadow: var(--emf-shadow);
  padding: 20px 22px;
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 20px;
}
.emf-q-num {
  display: inline-block;
  background: var(--emf-purple);
  color: var(--emf-white);
  font-size: 0.7rem;
  font-weight: 800;
  padding: 3px 12px;
  border-radius: 20px;
  border: 1.5px solid rgba(0,0,0,.5);
  margin-bottom: 12px;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.emf-stem-text {
  font-size: 1.05rem;
  line-height: 1.7;
  font-weight: 500;
  color: var(--emf-black);
}
.emf-stem-text p { margin: 0 0 8px; }
.emf-stem-text p:last-child { margin-bottom: 0; }

/* ══ Answer options ══════════════════════════════════════ */
.emf-options-grid { display: grid; gap: 10px; margin-bottom: 16px; }

.emf-option {
  width: 100%;
  padding: 14px 18px;
  border: var(--emf-border);
  border-radius: var(--emf-radius);
  background: var(--emf-white);
  cursor: pointer;
  text-align: left;
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.5;
  box-shadow: var(--emf-shadow);
  transition: transform .1s, box-shadow .1s;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  overflow-wrap: break-word;
  word-break: break-word;
}
.emf-opt-text {
  flex: 1;
  min-width: 0; /* prevents flex item from refusing to shrink below content width */
  line-height: 1.55;
  white-space: normal;
}
.emf-option:hover:not(:disabled) {
  transform: translate(2px, 2px);
  box-shadow: var(--emf-shadow-sm);
  background: var(--emf-purple-lt);
}

/* Correct answer — green, hard shadow */
.emf-option.correct {
  background: var(--emf-green-lt);
  border-color: var(--emf-green);
  border-width: 3px;
  box-shadow: 4px 4px 0 0 var(--emf-green);
  color: #0d4a28;
}
.emf-option.correct .emf-opt-letter {
  color: var(--emf-green);
}

/* Incorrect answer — red, hard shadow */
.emf-option.incorrect {
  background: var(--emf-red-lt);
  border-color: var(--emf-red);
  border-width: 3px;
  box-shadow: 4px 4px 0 0 var(--emf-red);
  color: #6b0e12;
}
.emf-option.incorrect .emf-opt-letter {
  color: var(--emf-red);
}

.emf-opt-letter {
  font-weight: 800;
  font-size: 1rem;
  color: var(--emf-purple);
  min-width: 22px;
  flex-shrink: 0;
  line-height: 1.5;
}

/* ══ Explanation panel ═══════════════════════════════════ */
.emf-explanation {
  background: var(--emf-white);
  border: var(--emf-border);
  border-left: 6px solid var(--emf-grey);
  border-radius: var(--emf-radius);
  box-shadow: var(--emf-shadow);
  padding: 0;
  margin-bottom: 16px;
  overflow: hidden;
}
.emf-explanation.correct   { border-left-color: var(--emf-green); }
.emf-explanation.incorrect  { border-left-color: var(--emf-red); }

/* Result header: CORRECT/INCORRECT badge + "Correct answer: X" */
.emf-exp-header {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 16px;
  border-bottom: var(--emf-border);
  background: #f9f9f9;
}
.emf-exp-result {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: .09em;
  padding: 4px 10px;
  border-radius: 4px;
  border: 2px solid;
  text-transform: uppercase;
  line-height: 1;
}
.emf-exp-result.correct   { background: var(--emf-green); color: #fff; border-color: #1a7a3f; }
.emf-exp-result.incorrect { background: var(--emf-red);   color: #fff; border-color: #8a0d12; }
.emf-exp-correct-ans {
  font-size: 0.9rem;
  color: var(--emf-green);
  font-weight: 700;
}
.emf-exp-correct-ans strong { font-weight: 900; font-size: 1rem; }

/* Body */
.emf-exp-body {
  padding: 16px 20px;
  font-size: 0.91rem;
  line-height: 1.75;
  color: #1a1a1a;
}
.emf-exp-body p            { margin: 0 0 10px; }
.emf-exp-body p:last-child  { margin-bottom: 0; }
.emf-exp-body a             { color: var(--emf-purple); }

/* Section label chips */
.emf-exp-label {
  display: inline-block;
  border: 2px solid var(--emf-black);
  border-radius: 4px;
  padding: 3px 10px;
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: .08em;
  color: var(--emf-black);
  margin: 14px 0 10px;
  background: var(--emf-white);
  text-transform: uppercase;
}
.emf-exp-body > .emf-exp-label:first-child { margin-top: 0; }

/* Bullet lists */
.emf-exp-bullets {
  list-style: square;
  padding-left: 22px;
  margin: 0 0 12px;
}
.emf-exp-bullets li { margin-bottom: 6px; line-height: 1.65; }

/* Option rows: [A] explanation text */
.emf-exp-option {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 10px;
}
.emf-exp-opt-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  min-width: 22px;
  border: 2px solid var(--emf-black);
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 900;
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--emf-black);
  background: var(--emf-white);
}
.emf-exp-opt-text {
  font-size: 0.91rem;
  line-height: 1.65;
  font-weight: 400; /* full-sentence option explanations, not short labels */
  flex: 1;
}
#emf-next-btn { margin-top: 8px; }

/* ══ Summary ════════════════════════════════════════════ */
.emf-summary-score  { text-align: center; padding: 28px 0 20px; }
.emf-score-circle {
  width: 120px; height: 120px; border-radius: 50%;
  margin: 0 auto 18px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.7rem; font-weight: 800; color: var(--emf-white);
  border: var(--emf-border);
  box-shadow: var(--emf-shadow-lg);
}
.emf-summary-breakdown { display: grid; gap: 8px; margin: 20px 0; }
.emf-breakdown-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 14px;
  border: var(--emf-border);
  border-radius: var(--emf-radius);
  background: var(--emf-white);
  box-shadow: var(--emf-shadow-sm);
}
.emf-breakdown-row.good { border-left: 5px solid var(--emf-green); }
.emf-breakdown-row.mid  { border-left: 5px solid #f59e0b; }
.emf-breakdown-row.bad  { border-left: 5px solid var(--emf-red); }
.emf-spec-score { font-weight: 700; }
.emf-summary-actions {
  display: flex; gap: 12px; flex-wrap: wrap;
  justify-content: center; margin-top: 24px;
}

/* ══ Dashboard header ════════════════════════════════════ */
.emf-dash-header    { margin-bottom: 32px; }
.emf-stat-cards     {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px,1fr));
  gap: 16px; margin-top: 20px;
}
.emf-stat-card {
  background: var(--emf-white);
  border: var(--emf-border);
  border-radius: var(--emf-radius);
  box-shadow: var(--emf-shadow);
  padding: 18px;
  text-align: center;
}
.emf-stat-card span  { font-size: 2rem; font-weight: 800; display: block; color: var(--emf-purple); }
.emf-stat-card label { font-size: 0.78rem; font-weight: 600; color: var(--emf-grey); margin-top: 4px; display: block; text-transform: uppercase; letter-spacing: .04em; }

.emf-dash-section    { margin-bottom: 44px; }
.emf-dash-section h2 {
  font-size: 1.15rem; font-weight: 800;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: var(--emf-border);
  color: var(--emf-black);
}

/* ══ Today's plan cards ══════════════════════════════════ */
.emf-plan-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 12px; }
.emf-plan-card {
  background: var(--emf-white);
  border: var(--emf-border);
  border-radius: var(--emf-radius);
  box-shadow: var(--emf-shadow);
  padding: 16px;
}
.emf-plan-card.emf-plan-bad     { border-top: 4px solid var(--emf-red); }
.emf-plan-card.emf-plan-mid     { border-top: 4px solid #f59e0b; }
.emf-plan-card.emf-plan-good    { border-top: 4px solid var(--emf-green); }
.emf-plan-card.emf-plan-neutral { border-top: 4px solid var(--emf-grey); }
.emf-plan-label {
  font-size: 0.72rem; font-weight: 800; text-transform: uppercase;
  letter-spacing: .06em; margin-bottom: 6px;
  color: var(--emf-grey);
}
.emf-plan-spec  { font-weight: 800; margin-bottom: 4px; font-size: 0.95rem; color: var(--emf-black); }
.emf-plan-acc   { font-size: 0.85rem; color: var(--emf-grey); margin-bottom: 12px; }

/* ══ Heat map ════════════════════════════════════════════ */
.emf-heat-map { display: flex; flex-wrap: wrap; gap: 10px; align-items: flex-end; }
.emf-heat-tile {
  border-radius: var(--emf-radius);
  border: var(--emf-border);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  cursor: pointer;
  padding: 8px;
  box-shadow: var(--emf-shadow);
  transition: transform .1s, box-shadow .1s;
  text-align: center;
  min-width: 64px;
}
.emf-heat-tile:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--emf-shadow-lg);
}
.emf-tile-spec {
  font-size: 0.62rem; font-weight: 700; color: inherit;
  line-height: 1.3;
  word-break: break-word;
  text-align: center;
}
.emf-tile-acc  {
  font-size: 0.88rem; font-weight: 800; color: inherit;
  margin-top: 4px;
}

/* ══ Trend chart ════════════════════════════════════════ */
.emf-trend-chart {
  background: var(--emf-white);
  border: var(--emf-border);
  border-radius: var(--emf-radius);
  box-shadow: var(--emf-shadow);
  padding: 14px;
  overflow-x: auto;
}
.emf-chart-label { font-size: 10px; fill: var(--emf-grey); font-family: inherit; }

/* ══ Cognitive table ════════════════════════════════════ */
.emf-cog-table {
  width: 100%; border-collapse: collapse;
  background: var(--emf-white);
  border: var(--emf-border);
  border-radius: var(--emf-radius);
  overflow: hidden;
  box-shadow: var(--emf-shadow);
}
.emf-cog-table th {
  background: var(--emf-black); color: var(--emf-white);
  font-weight: 700; font-size: 0.82rem;
  padding: 10px 14px; text-align: left;
  text-transform: uppercase; letter-spacing: .04em;
}
.emf-cog-table td { padding: 10px 14px; border-top: 1px solid #e5e7eb; font-size: 0.9rem; }
.emf-bar-cell { min-width: 120px; }
.emf-mini-bar { height: 14px; border-radius: 3px; min-width: 4px; transition: width .3s; border: 1px solid rgba(0,0,0,.15); }

/* ══ Modal ══════════════════════════════════════════════ */
.emf-modal {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 99999;
  display: flex; align-items: center; justify-content: center;
  padding: 16px;
}
.emf-modal-inner {
  background: var(--emf-white);
  border: var(--emf-border);
  border-radius: 10px;
  box-shadow: var(--emf-shadow-lg);
  max-width: 640px; width: 100%;
  max-height: 88vh; overflow-y: auto;
  padding: 28px; position: relative;
}
.emf-modal-close {
  position: absolute; top: 14px; right: 14px;
  background: var(--emf-black); color: var(--emf-white);
  border: none; border-radius: 4px;
  width: 32px; height: 32px;
  font-size: 1rem; cursor: pointer; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.emf-modal-close:hover { background: var(--emf-purple); }
.emf-modal-inner h3 { font-size: 1rem; font-weight: 800; margin: 0 0 10px; border-bottom: var(--emf-border); padding-bottom: 6px; }
.emf-modal-action { margin-top: 20px; display: inline-block; }

/* ══ AI plan output ══════════════════════════════════════ */
#emf-ai-plan-output {
  background: var(--emf-purple-lt);
  border: var(--emf-border);
  border-left: 5px solid var(--emf-purple);
  border-radius: 0 var(--emf-radius) var(--emf-radius) 0;
  box-shadow: var(--emf-shadow-sm);
  padding: 16px 18px;
  font-size: 0.95rem;
  line-height: 1.7;
  margin-top: 16px;
  white-space: pre-wrap;
}
#emf-ai-plan-output:empty { display: none; }

/* ══ Responsive ══════════════════════════════════════════ */
@media (max-width: 600px) {
  .emf-filter-row      { flex-direction: column; }
  .emf-summary-actions { flex-direction: column; align-items: stretch; }
  .emf-stat-cards      { grid-template-columns: 1fr 1fr; }
  .emf-plan-grid       { grid-template-columns: 1fr 1fr; }
  .emf-modal-inner     { padding: 18px; }
  .emf-stem            { padding: 14px 16px; }
  .emf-option          { padding: 12px 14px; font-size: 0.92rem; }
  .emf-dash-wrap       { padding: 16px 14px; }
  .emf-heat-map        { gap: 7px; }
  .emf-heat-tile       { min-width: 50px; }
  .emf-dash-section h2 { font-size: 1rem; }
}

@media (max-width: 400px) {
  .emf-stat-cards { grid-template-columns: 1fr; }
  .emf-plan-grid  { grid-template-columns: 1fr; }
}