/* Flue Diagnostic Wizard – Scoped CSS (PDU Dark Theme) */

.flue-diagnostic {
  --br: #e8501c;
  --br2: #f97316;
  --cr: #0a0f1a;
  --gr: #94a3b8;
  --gl: rgba(255,255,255,0.1);
  --bl: rgba(255,255,255,0.05);
  --nr: #ffffff;
  --ok: #4ade80;
  --warn: #fbbf24;
  font-family: "DM Sans", sans-serif;
  color: var(--nr);
  max-width: 700px;
  margin: 0 auto;
  padding: 24px 16px;
}

/* ═══ PROGRESS BAR ═══ */
.flue-diagnostic .dg-progress {
  height: 4px;
  background: var(--gl);
  border-radius: 2px;
  margin-bottom: 24px;
  overflow: hidden;
}
.flue-diagnostic .dg-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--br), var(--br2));
  border-radius: 2px;
  transition: width .4s ease;
}

/* ═══ STEPS ═══ */
.flue-diagnostic .dg-step {
  display: none;
  animation: dgFadeUp .35s ease;
}
.flue-diagnostic .dg-step.active { display: block; }
@keyframes dgFadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.flue-diagnostic .dg-tag {
  font-size: .68rem;
  font-weight: 700;
  color: var(--br);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 6px;
}
.flue-diagnostic .dg-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--nr);
  margin-bottom: 6px;
  line-height: 1.3;
}
.flue-diagnostic .dg-sub {
  font-size: .85rem;
  color: var(--gr);
  margin-bottom: 16px;
  line-height: 1.5;
}

/* ═══ CARDS ═══ */
.flue-diagnostic .dg-card {
  background: var(--bl);
  border: 2px solid var(--gl);
  border-radius: 12px;
  padding: 16px;
  cursor: pointer;
  transition: .2s;
  text-align: center;
  position: relative;
}
.flue-diagnostic .dg-card:hover {
  border-color: var(--br2);
  box-shadow: 0 4px 16px rgba(233,80,28,.1);
  transform: translateY(-2px);
}
.flue-diagnostic .dg-card.sel {
  border-color: var(--br);
  background: rgba(232,80,28,.08);
  box-shadow: 0 2px 12px rgba(232,80,28,.2);
}
.flue-diagnostic .dg-card .dg-chk {
  display: none;
  position: absolute;
  top: 8px;
  right: 8px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--br);
  color: white;
  font-size: .65rem;
  font-weight: 700;
  align-items: center;
  justify-content: center;
}
.flue-diagnostic .dg-card.sel .dg-chk { display: flex; }
.flue-diagnostic .dg-card .dg-ic {
  font-size: 2rem;
  margin-bottom: 8px;
}
.flue-diagnostic .dg-cnom {
  font-size: .88rem;
  font-weight: 700;
  color: var(--nr);
  margin-bottom: 3px;
}
.flue-diagnostic .dg-cdsc {
  font-size: .76rem;
  color: var(--gr);
  line-height: 1.4;
}

/* ═══ GRIDS ═══ */
.flue-diagnostic .dg-g2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 14px;
}
.flue-diagnostic .dg-g3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 14px;
}
@media (max-width: 500px) {
  .flue-diagnostic .dg-g3 { grid-template-columns: repeat(2, 1fr); }
}

/* ═══ EDUCATION BLOCKS ═══ */
.flue-diagnostic .dg-edu {
  background: var(--bl);
  border-radius: 14px;
  padding: 20px;
  margin-bottom: 16px;
  border: 1px solid var(--gl);
}
.flue-diagnostic .dg-edu h2 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--nr);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.flue-diagnostic .dg-edu p {
  font-size: .84rem;
  color: var(--gr);
  line-height: 1.65;
  margin-bottom: 10px;
}
.flue-diagnostic .dg-edu p:last-child { margin-bottom: 0; }
.flue-diagnostic .dg-edu strong { color: var(--nr); }
.flue-diagnostic .dg-highlight {
  background: rgba(232,80,28,.08);
  border-left: 3px solid var(--br);
  padding: 10px 14px;
  border-radius: 0 8px 8px 0;
  margin: 10px 0;
  font-size: .82rem;
  line-height: 1.55;
  color: var(--gr);
}
.flue-diagnostic .dg-highlight strong { color: var(--nr); }

/* ═══ EXPANDABLE ═══ */
.flue-diagnostic .dg-expand { margin: 10px 0; }
.flue-diagnostic .dg-expand-btn {
  background: none;
  border: 1px solid var(--gl);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: .78rem;
  font-weight: 600;
  color: var(--br);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: .2s;
  font-family: inherit;
}
.flue-diagnostic .dg-expand-btn:hover {
  background: rgba(232,80,28,.06);
  border-color: var(--br2);
}
.flue-diagnostic .dg-expand-btn .arrow {
  transition: .3s;
  font-size: .7rem;
}
.flue-diagnostic .dg-expand-btn.open .arrow { transform: rotate(90deg); }
.flue-diagnostic .dg-expand-content {
  display: none;
  padding: 12px 0 0;
  font-size: .82rem;
  color: var(--gr);
  line-height: 1.6;
}
.flue-diagnostic .dg-expand-content.show {
  display: block;
  animation: dgFadeUp .3s ease;
}

/* ═══ ASTUCE ═══ */
.flue-diagnostic .dg-astuce {
  background: rgba(251,191,36,.06);
  border: 1px solid rgba(251,191,36,.2);
  border-radius: 10px;
  padding: 14px 16px;
  margin: 12px 0;
  font-size: .82rem;
  line-height: 1.55;
}
.flue-diagnostic .dg-astuce .dg-atit {
  font-weight: 700;
  color: var(--warn);
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.flue-diagnostic .dg-astuce p { color: var(--gr); }
.flue-diagnostic .dg-astuce strong { color: var(--nr); }

/* ═══ WARNING ═══ */
.flue-diagnostic .dg-warning {
  background: rgba(239,68,68,.06);
  border: 1px solid rgba(239,68,68,.2);
  border-radius: 10px;
  padding: 14px 16px;
  margin: 12px 0;
  font-size: .82rem;
  line-height: 1.55;
}
.flue-diagnostic .dg-warning .dg-wtit {
  font-weight: 700;
  color: #ef4444;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.flue-diagnostic .dg-warning p { color: var(--gr); }

/* ═══ NAVIGATION ═══ */
.flue-diagnostic .dg-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--gl);
}
.flue-diagnostic .dg-bnxt,
.flue-diagnostic .dg-bret {
  font-family: inherit;
  font-size: .82rem;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  padding: 10px 22px;
  cursor: pointer;
  transition: .2s;
}
.flue-diagnostic .dg-bnxt {
  background: linear-gradient(135deg, var(--br), var(--br2));
  color: white;
}
.flue-diagnostic .dg-bnxt:hover { filter: brightness(1.1); }
.flue-diagnostic .dg-bnxt:disabled { opacity: .4; cursor: not-allowed; }
.flue-diagnostic .dg-bret {
  background: transparent;
  color: var(--gr);
  border: 1px solid var(--gl);
}
.flue-diagnostic .dg-bret:hover { background: var(--bl); }

/* ═══ CONDITIONAL SECTIONS ═══ */
.flue-diagnostic .dg-cond {
  display: none;
  margin-top: 14px;
}
.flue-diagnostic .dg-cond.show {
  display: block;
  animation: dgFadeUp .3s ease;
}

/* ═══ SEPARATOR ═══ */
.flue-diagnostic .dg-sep {
  height: 1px;
  background: var(--gl);
  margin: 16px 0;
}

/* ═══ ANALYSIS ═══ */
.flue-diagnostic .dg-analysis {
  background: var(--bl);
  border-radius: 14px;
  border: 2px solid var(--br);
  padding: 22px;
  margin-bottom: 16px;
}
.flue-diagnostic .dg-analysis h2 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--br);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.flue-diagnostic .dg-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--gl);
  font-size: .84rem;
}
.flue-diagnostic .dg-row:last-child { border-bottom: none; }
.flue-diagnostic .dg-rlabel {
  color: var(--gr);
  font-weight: 500;
}
.flue-diagnostic .dg-rval {
  font-weight: 700;
  color: var(--nr);
}
.flue-diagnostic .dg-rval.ok { color: var(--ok); }

/* ═══ RECOMMENDATIONS ═══ */
.flue-diagnostic .dg-reco {
  background: rgba(74,222,128,.05);
  border: 2px solid var(--ok);
  border-radius: 14px;
  padding: 22px;
  margin-bottom: 16px;
}
.flue-diagnostic .dg-reco h2 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ok);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.flue-diagnostic .dg-reco-item { margin-bottom: 14px; }
.flue-diagnostic .dg-reco-sep { padding-top: 12px; border-top: 1px solid rgba(74,222,128,.15); }
.flue-diagnostic .dg-type-badge {
  display: inline-block;
  background: var(--ok);
  color: #0a0f1a;
  font-size: .72rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 20px;
}
.flue-diagnostic .dg-reco-label {
  font-size: .88rem;
  margin-left: 6px;
  color: var(--nr);
}
.flue-diagnostic .dg-reco-desc {
  margin-top: 6px;
  font-size: .82rem;
  color: var(--gr);
  line-height: 1.55;
}
.flue-diagnostic .dg-reco-multi {
  font-style: italic;
  font-size: .8rem;
  opacity: .8;
  color: var(--gr);
}
.flue-diagnostic .dg-text {
  font-size: .84rem;
  color: var(--gr);
  line-height: 1.55;
}

/* ═══ MANQUE ═══ */
.flue-diagnostic .dg-manque {
  background: rgba(251,191,36,.05);
  border: 2px solid var(--warn);
  border-radius: 14px;
  padding: 22px;
  margin-bottom: 16px;
}
.flue-diagnostic .dg-manque h2 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--warn);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.flue-diagnostic .dg-manque-items { margin-bottom: 8px; }
.flue-diagnostic .dg-manque-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 12px;
  background: rgba(251,191,36,.05);
  border-radius: 10px;
  margin-bottom: 10px;
}
.flue-diagnostic .dg-manque-ic { font-size: 1.5rem; flex-shrink: 0; }
.flue-diagnostic .dg-manque-title {
  font-weight: 700;
  font-size: .88rem;
  color: var(--nr);
  margin-bottom: 4px;
}
.flue-diagnostic .dg-manque-desc {
  font-size: .82rem;
  color: var(--gr);
  line-height: 1.5;
}
.flue-diagnostic .dg-manque-desc strong { color: var(--nr); }

/* ═══ PREFILL BLOCK ═══ */
.flue-diagnostic .dg-prefill {
  background: var(--bl);
  border-radius: 14px;
  border: 2px solid var(--ok);
  padding: 22px;
  margin-bottom: 16px;
}
.flue-diagnostic .dg-prefill h2 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ok);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ═══ CTA BUTTON ═══ */
.flue-diagnostic .dg-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--br), var(--br2));
  color: white;
  font-family: inherit;
  font-size: .9rem;
  font-weight: 700;
  padding: 14px 28px;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: .3s;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(232,80,28,.3);
}
.flue-diagnostic .dg-cta:hover {
  filter: brightness(1.1);
  box-shadow: 0 6px 30px rgba(232,80,28,.4);
  transform: translateY(-1px);
}

/* ═══ BACK LINK ═══ */
.flue-diagnostic .dg-back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--gr);
  font-size: .78rem;
  text-decoration: none;
  transition: .2s;
  margin-bottom: 16px;
}
.flue-diagnostic .dg-back-link:hover { color: #fff; }

/* ═══ PARCOURS B MODAL OVERRIDES ═══ */
#parcours-b-modal .flue-diagnostic {
  max-width: 960px;
}
#parcours-b-modal .flue-diagnostic .dg-step {
  animation: dg-fadeIn .3s ease;
}
@keyframes dg-fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Variant selector buttons in Parcours B */
.vb-btn {
  transition: border-color .2s, background .2s;
}
.vb-btn.border-orange-500 {
  box-shadow: 0 0 12px rgba(255,122,20,0.25);
}