/* ============================================================
   SIMULATEUR — Solaire en Location
   ============================================================
   Styles spécifiques à la page /simulateur/
   - Progression multi-étapes
   - Sliders custom avec valeur XXL
   - Options visuelles (orientation, chauffage)
   - Écran de résultats avec graphique SVG
   ============================================================ */

/* =============================================
   CONTENEUR GLOBAL DU SIMULATEUR
   ============================================= */
.sim-wrapper {
  max-width: 720px;
  margin-inline: auto;
  padding-inline: var(--container-padding);
}

.sim-card {
  padding: clamp(1.5rem, 4vw, 3rem);
  background-color: var(--color-white);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

/* =============================================
   BARRE DE PROGRESSION
   ============================================= */
.sim-progress {
  margin-bottom: var(--space-8);
}

.sim-progress__track {
  position: relative;
  height: 6px;
  background-color: var(--color-gray-light);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: var(--space-3);
}

.sim-progress__fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  width: 20%; /* 1/5 par défaut, override JS */
  transition: width var(--duration-slow) var(--ease-out);
}

.sim-progress__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--fs-xs);
  color: var(--color-text-soft);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
}

.sim-progress__meta strong {
  color: var(--color-orange-dark);
}

/* =============================================
   ÉTAPES (SCREENS)
   ============================================= */
.sim-step {
  display: none;
  animation: simFadeIn var(--duration-slow) var(--ease-out);
}

.sim-step.is-active {
  display: block;
}

@keyframes simFadeIn {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

.sim-step__eyebrow {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background-color: var(--color-orange-lighter);
  color: var(--color-orange-darker);
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.sim-step h2 {
  font-family: var(--font-display);
  font-size: clamp(var(--fs-2xl), 4vw, var(--fs-3xl));
  margin-bottom: var(--space-3);
  line-height: var(--lh-tight);
}
.sim-step h2 em {
  color: var(--color-orange);
  font-style: italic;
}

.sim-step__help {
  color: var(--color-text-soft);
  font-size: var(--fs-md);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-8);
}

.sim-step__body {
  margin-bottom: var(--space-8);
}

/* =============================================
   SLIDERS XXL AVEC VALEUR
   ============================================= */
.sim-slider {
  margin-bottom: var(--space-6);
}

.sim-slider__value {
  font-family: var(--font-display);
  font-size: clamp(var(--fs-4xl), 8vw, var(--fs-5xl));
  font-weight: var(--fw-black);
  color: var(--color-orange);
  line-height: 1;
  letter-spacing: var(--ls-tighter);
  font-variant-numeric: tabular-nums;
  text-align: center;
  margin-bottom: var(--space-2);
}

.sim-slider__unit {
  font-family: var(--font-body);
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  color: var(--color-text-soft);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  text-align: center;
  margin-bottom: var(--space-6);
}

.sim-slider input[type="range"] {
  width: 100%;
  margin-bottom: var(--space-3);
}

.sim-slider__labels {
  display: flex;
  justify-content: space-between;
  font-size: var(--fs-xs);
  color: var(--color-text-soft);
  font-weight: var(--fw-semibold);
}

.sim-slider__hint {
  display: block;
  text-align: center;
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  margin-top: var(--space-4);
  line-height: var(--lh-relaxed);
}

/* =============================================
   OPTIONS VISUELLES (orientation, chauffage)
   ============================================= */
.sim-options {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: repeat(2, 1fr);
}
@media (min-width: 640px) {
  .sim-options--3 { grid-template-columns: repeat(3, 1fr); }
  .sim-options--4 { grid-template-columns: repeat(4, 1fr); }
}

.sim-option {
  position: relative;
  padding: var(--space-5) var(--space-4);
  background-color: var(--color-white);
  border: var(--border-width-thick) solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  text-align: center;
  transition: var(--transition-base);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  min-height: 120px;
  justify-content: center;
}
.sim-option:hover {
  border-color: var(--color-orange);
  transform: translateY(-2px);
}
.sim-option:has(input:checked) {
  border-color: var(--color-orange);
  background: var(--gradient-primary-soft);
  box-shadow: var(--shadow-orange);
}
.sim-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.sim-option__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--color-orange-dark);
  font-size: var(--fs-xl);
  line-height: 1;
}
.sim-option__label {
  font-family: var(--font-body);
  font-weight: var(--fw-semibold);
  color: var(--color-navy);
  font-size: var(--fs-sm);
  line-height: var(--lh-snug);
}
.sim-option__meta {
  font-size: var(--fs-xs);
  color: var(--color-text-soft);
  line-height: 1.3;
}
.sim-option:has(input:checked) .sim-option__icon {
  color: var(--color-orange-darker);
}
.sim-option:focus-within {
  outline: var(--focus-ring-width) solid var(--focus-ring-color);
  outline-offset: var(--focus-ring-offset);
}

/* =============================================
   NAVIGATION ENTRE ÉTAPES
   ============================================= */
.sim-nav {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  padding-top: var(--space-6);
  border-top: var(--border-width) solid var(--color-border);
}
.sim-nav__spacer { flex: 1; }

.sim-nav .btn {
  min-width: 120px;
}

@media (max-width: 480px) {
  .sim-nav .btn { min-width: auto; padding: var(--space-3) var(--space-4); }
  .sim-nav .btn .hide-mobile { display: none; }
}

/* =============================================
   CHECKBOX "PROPRIÉTAIRE MAISON" BLOQUANTE
   ============================================= */
.sim-proprio {
  padding: var(--space-4);
  background-color: var(--color-orange-lighter);
  border: var(--border-width) solid var(--color-orange);
  border-radius: var(--radius-md);
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  cursor: pointer;
  line-height: var(--lh-relaxed);
}
.sim-proprio input[type="checkbox"] {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  accent-color: var(--color-orange);
  cursor: pointer;
}
.sim-proprio strong {
  color: var(--color-navy);
}

/* =============================================
   ÉTAPE FINALE : FORMULAIRE CONTACT
   ============================================= */
.sim-contact-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .sim-contact-grid { grid-template-columns: 1fr 1fr; }
  .sim-contact-grid__full { grid-column: 1 / -1; }
}

/* =============================================
   ENCART PÉDAGOGIQUE BATTERIE VIRTUELLE
   ============================================= */
.sim-battery-info {
  display: flex;
  gap: var(--space-5);
  padding: clamp(1.25rem, 3vw, 2rem);
  background: linear-gradient(135deg, var(--color-mint-light) 0%, var(--color-cream) 100%);
  border: var(--border-width) solid var(--color-mint);
  border-left: 6px solid var(--color-mint-dark);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-8);
  align-items: flex-start;
}
.sim-battery-info__icon {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background: var(--gradient-mint);
  color: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-mint);
}
.sim-battery-info__body h3 {
  font-family: var(--font-body);
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-mint-dark);
  margin-bottom: var(--space-2);
  line-height: var(--lh-snug);
}
.sim-battery-info__body p {
  font-size: var(--fs-sm);
  color: var(--color-text);
  line-height: var(--lh-relaxed);
  margin: 0;
}
.sim-battery-info__body p + p {
  margin-top: var(--space-2);
}
@media (max-width: 640px) {
  .sim-battery-info { flex-direction: column; gap: var(--space-3); }
}

/* =============================================
   LOADING
   ============================================= */
.sim-loading {
  text-align: center;
  padding: var(--space-16) var(--space-6);
}
.sim-loading__spinner {
  width: 72px;
  height: 72px;
  margin: 0 auto var(--space-6);
  border: 4px solid var(--color-gray-light);
  border-top-color: var(--color-orange);
  border-radius: 50%;
  animation: simSpin 0.9s linear infinite;
}
@keyframes simSpin {
  to { transform: rotate(360deg); }
}
.sim-loading h2 {
  font-size: var(--fs-2xl);
  margin-bottom: var(--space-3);
}
.sim-loading p {
  color: var(--color-text-soft);
  font-size: var(--fs-base);
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-2);
}

/* =============================================
   RÉSULTATS
   ============================================= */
.sim-results {
  padding: clamp(1.5rem, 4vw, 2.5rem) 0;
}

.sim-results__intro {
  text-align: center;
  margin-bottom: var(--space-10);
}
.sim-results__intro .sim-step__eyebrow {
  background-color: var(--color-mint-light);
  color: var(--color-mint-dark);
}
.sim-results__intro h2 {
  font-family: var(--font-display);
  font-size: clamp(var(--fs-2xl), 5vw, var(--fs-4xl));
  margin-bottom: var(--space-3);
  line-height: var(--lh-tight);
}
.sim-results__intro h2 em {
  color: var(--color-orange);
  font-style: italic;
}
.sim-results__intro p {
  color: var(--color-text-soft);
  font-size: var(--fs-md);
  max-width: 560px;
  margin-inline: auto;
}

/* Gros chiffre XXL — gain 20 ans */
.sim-result-hero {
  position: relative;
  padding: clamp(2rem, 5vw, 3rem);
  background: var(--gradient-hero);
  color: var(--color-white);
  border-radius: var(--radius-xl);
  text-align: center;
  overflow: hidden;
  isolation: isolate;
  margin-bottom: var(--space-8);
}
.sim-result-hero::before {
  content: '';
  position: absolute;
  inset: -50% auto auto -30%;
  width: 400px;
  height: 400px;
  background: var(--glow-orange);
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
}
.sim-result-hero::after {
  content: '';
  position: absolute;
  inset: auto -30% -40% auto;
  width: 350px;
  height: 350px;
  background: var(--glow-yellow);
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
}
.sim-result-hero__label {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: var(--space-3);
}
.sim-result-hero__number {
  font-family: var(--font-display);
  font-size: clamp(3rem, 12vw, 6rem);
  font-weight: var(--fw-black);
  line-height: 0.95;
  letter-spacing: var(--ls-tighter);
  color: var(--color-orange);
  margin-bottom: var(--space-3);
  font-variant-numeric: tabular-nums;
}
.sim-result-hero__meta {
  font-size: var(--fs-md);
  color: rgba(255, 255, 255, 0.85);
}
.sim-result-hero__meta strong {
  color: var(--color-yellow);
  font-style: italic;
  font-family: var(--font-display);
}

/* 3 chiffres secondaires */
.sim-result-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
  margin-bottom: var(--space-10);
}
@media (min-width: 640px) {
  .sim-result-grid { grid-template-columns: repeat(3, 1fr); }
}

.sim-result-card {
  padding: var(--space-6);
  background-color: var(--color-white);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: var(--transition-base);
}
.sim-result-card:hover {
  border-color: var(--color-orange);
  box-shadow: var(--shadow-md);
}
.sim-result-card__label {
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--color-text-soft);
  margin-bottom: var(--space-3);
}
.sim-result-card__number {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: var(--fw-black);
  color: var(--color-navy);
  line-height: 1;
  letter-spacing: var(--ls-tight);
  font-variant-numeric: tabular-nums;
  margin-bottom: var(--space-2);
}
.sim-result-card__unit {
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  font-weight: var(--fw-semibold);
}

/* =============================================
   GRAPHIQUE SVG CUMULÉ 20 ANS
   ============================================= */
.sim-chart {
  padding: clamp(1.5rem, 4vw, 2.5rem);
  background-color: var(--color-white);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-8);
  box-shadow: var(--shadow-sm);
}
.sim-chart h3 {
  font-family: var(--font-body);
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--color-navy);
  margin-bottom: var(--space-2);
}
.sim-chart p {
  font-size: var(--fs-sm);
  color: var(--color-text-soft);
  margin-bottom: var(--space-6);
}
.sim-chart__svg {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 8;
}
.sim-chart__svg .chart-area {
  fill: url(#chartGradient);
  opacity: 0;
  transform: scaleY(0);
  transform-origin: bottom;
  animation: chartAreaIn 1s var(--ease-out) 0.3s forwards;
}
.sim-chart__svg .chart-line {
  fill: none;
  stroke: var(--color-orange);
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 2000;
  stroke-dashoffset: 2000;
  animation: chartLineIn 1.8s var(--ease-out) 0.3s forwards;
}
.sim-chart__svg .chart-dot {
  fill: var(--color-orange-dark);
  stroke: var(--color-white);
  stroke-width: 3;
  opacity: 0;
  animation: chartDotIn 0.4s var(--ease-bounce) forwards;
}
.sim-chart__svg .chart-axis {
  stroke: var(--color-border);
  stroke-width: 1;
}
.sim-chart__svg .chart-label {
  font-family: var(--font-body);
  font-size: 11px;
  fill: var(--color-text-soft);
  font-weight: 600;
}

@keyframes chartAreaIn {
  to { opacity: 1; transform: scaleY(1); }
}
@keyframes chartLineIn {
  to { stroke-dashoffset: 0; }
}
@keyframes chartDotIn {
  to { opacity: 1; }
}

/* =============================================
   HYPOTHÈSES (collapsible)
   ============================================= */
.sim-hypotheses {
  margin-bottom: var(--space-8);
  padding: var(--space-5);
  background-color: var(--color-bg-alt);
  border-radius: var(--radius-md);
}
.sim-hypotheses summary {
  cursor: pointer;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  color: var(--color-navy);
  list-style: none;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.sim-hypotheses summary::-webkit-details-marker { display: none; }
.sim-hypotheses summary::before {
  content: '+';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px;
  height: 20px;
  background-color: var(--color-orange);
  color: var(--color-white);
  border-radius: 50%;
  font-weight: var(--fw-black);
  font-size: var(--fs-sm);
  line-height: 1;
  transition: transform var(--duration-base) var(--ease-out);
}
.sim-hypotheses[open] summary::before {
  content: '−';
  transform: rotate(180deg);
}
.sim-hypotheses__content {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: var(--border-width) solid var(--color-border);
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
  color: var(--color-text);
}
.sim-hypotheses__content dl {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-3) var(--space-4);
}
.sim-hypotheses__content dt {
  color: var(--color-text-soft);
}
.sim-hypotheses__content dd {
  font-weight: var(--fw-semibold);
  color: var(--color-navy);
  font-variant-numeric: tabular-nums;
}

/* =============================================
   CTA DE FIN — rappel + PDF
   ============================================= */
.sim-cta-final {
  padding: clamp(2rem, 5vw, 3rem);
  background: var(--gradient-primary);
  color: var(--color-white);
  border-radius: var(--radius-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.sim-cta-final::before {
  content: '';
  position: absolute;
  inset: -40% auto auto -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
}
.sim-cta-final h2 {
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: clamp(var(--fs-2xl), 4vw, var(--fs-3xl));
  margin-bottom: var(--space-3);
}
.sim-cta-final p {
  color: rgba(255, 255, 255, 0.9);
  max-width: 540px;
  margin-inline: auto;
  margin-bottom: var(--space-6);
  line-height: var(--lh-relaxed);
}
.sim-cta-final__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
}
.sim-cta-final .btn-tertiary {
  background-color: var(--color-white);
  color: var(--color-orange-dark);
  border-color: var(--color-white);
}
.sim-cta-final .btn-tertiary:hover {
  background-color: var(--color-navy);
  color: var(--color-white);
  border-color: var(--color-navy);
}

/* =============================================
   ÉTAT D'ERREUR (inéligibilité)
   ============================================= */
.sim-not-eligible {
  padding: var(--space-8);
  background-color: #FEF2F2;
  border: var(--border-width-thick) solid #DC2626;
  border-radius: var(--radius-md);
  color: #7F1D1D;
  line-height: var(--lh-relaxed);
  margin-bottom: var(--space-6);
}
.sim-not-eligible h3 {
  color: #7F1D1D;
  font-family: var(--font-body);
  font-size: var(--fs-lg);
  margin-bottom: var(--space-3);
}
.sim-not-eligible p + p { margin-top: var(--space-3); }