/* Diacenter : sections, zone d'intervention, devis, FAQ. */

/* ---------- Sections génériques ---------- */
.section {
  padding-block: var(--section-y);
}

.section--mist {
  background: var(--mist);
}

.section__head {
  max-width: 680px;
  margin-bottom: clamp(32px, 4vw, 56px);
}

.section__title {
  font-size: var(--fs-h2);
  font-weight: 800;
  letter-spacing: -0.025em;
}

.section__intro {
  max-width: 62ch;
  margin-top: 16px;
  color: var(--ink-soft);
  font-size: var(--fs-lg);
}

/* ---------- Zone d'intervention : communes cliquables ---------- */
.zone {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  align-items: center;
  gap: clamp(28px, 4vw, 56px);
  margin-top: clamp(72px, 9vw, 120px);
}

.zone__media {
  margin: 0;
}

.zone__frame {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: var(--r-xl) var(--r-xl) var(--r-xl) var(--r-xs);
  background: var(--surface-sunk);
}

/* Les quatre photos sont empilées ; la photo active apparaît en fondu enchaîné. */
.zone__photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 400ms ease;
}

.zone__photo.is-active {
  opacity: 1;
}

.zone__photo[data-city="lgm"] {
  object-position: 22% 50%;
}

.zone__caption {
  margin-top: 10px;
  color: var(--ink-soft);
  font-size: var(--fs-sm);
  font-weight: 600;
}

.zone__title {
  font-size: 1.5rem;
  font-weight: 800;
}

.zone__text > p {
  max-width: 40ch;
  margin-top: 12px;
  color: var(--ink-soft);
}

.zone__list {
  display: grid;
  margin-top: 24px;
  border-top: 2px solid var(--ink);
}

.zone__city {
  position: relative;
  display: block;
  width: 100%;
  padding: 12px 0;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  background: none;
  color: var(--ink-soft);
  font-size: clamp(1.25rem, 1rem + 1vw, 1.75rem);
  font-weight: 750;
  letter-spacing: -0.02em;
  text-align: left;
  cursor: pointer;
  transition: color var(--dur) var(--ease), padding-left 250ms var(--ease);
}

.zone__city::after,
.zone__progress {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left;
}

.zone__city::after {
  background: var(--ink);
  transition: transform 300ms var(--ease);
}

.zone__progress {
  z-index: 1;
  background: var(--sea);
}

.zone__city:hover {
  color: var(--ink);
  padding-left: 8px;
}

.zone__city[aria-pressed="true"] {
  color: var(--ink);
}

.zone__city[aria-pressed="true"]::after {
  transform: none;
}

/* Défilement automatique : la barre bleue mesure le temps avant la commune suivante. */
.zone.is-auto .zone__city[aria-pressed="true"] .zone__progress {
  animation: zone-progress 5s linear forwards;
}

.zone.is-paused .zone__progress {
  animation-play-state: paused !important;
}

@keyframes zone-progress {
  to { transform: none; }
}

@media (max-width: 899px) {
  .zone {
    grid-template-columns: minmax(0, 1fr);
  }

  .zone__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 16px;
  }

  .zone__city {
    font-size: 1.0625rem;
  }

  .zone__city:hover {
    padding-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .zone__city:hover {
    padding-left: 0;
  }
}

/* ---------- Devis et contact ---------- */
.devis {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  align-items: start;
  gap: clamp(40px, 6vw, 80px);
}

.devis__note {
  max-width: 62ch;
  margin-top: 12px;
  color: var(--ink-soft);
}

.devis__card {
  padding: clamp(20px, 3.5vw, 40px);
  border-radius: var(--r-lg);
  background: var(--surface);
}

.contact__title {
  margin: 40px 0 8px;
  font-size: var(--fs-h3);
}

.contact {
  border-top: 1px solid var(--line);
}

.contact li {
  border-bottom: 1px solid var(--line);
}

.contact__item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 0;
  text-decoration: none;
}

.contact__icon {
  flex: none;
  width: 24px;
  height: 24px;
  color: var(--sea);
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.contact__label {
  display: block;
  color: var(--ink-soft);
  font-size: var(--fs-sm);
}

.contact__value {
  display: inline;
  font-weight: 700;
  overflow-wrap: anywhere;
  background-image: linear-gradient(var(--sea), var(--sea));
  background-size: 0 2px;
  background-position: 0 100%;
  background-repeat: no-repeat;
  transition: background-size 250ms var(--ease), color var(--dur) var(--ease);
}

.contact__item:hover .contact__value,
.contact__item:focus-visible .contact__value {
  background-size: 100% 2px;
  color: var(--sea);
}

/* Chaque moyen de contact a son propre geste au survol. */
.contact li:nth-child(1) .contact__item:hover .contact__icon { animation: ring 500ms ease-in-out; }
.contact li:nth-child(2) .contact__item:hover .contact__icon { animation: slide-mail 450ms var(--ease); }
.contact li:nth-child(3) .contact__item:hover .contact__icon { animation: hop 450ms var(--ease); }

@keyframes ring {
  20%, 60% { transform: rotate(-14deg); }
  40%, 80% { transform: rotate(10deg); }
}

@keyframes slide-mail {
  50% { transform: translateX(5px); opacity: .3; }
  51% { transform: translateX(-5px); }
}

@keyframes hop {
  40% { transform: translateY(-5px); }
  70% { transform: translateY(1px); }
}

@media (max-width: 899px) {
  .devis {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------- FAQ ---------- */
.faq {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  gap: clamp(32px, 6vw, 80px);
  align-items: start;
}

.faq__list {
  border-top: 2px solid var(--ink);
}

.faq__item {
  border-bottom: 1px solid var(--line);
}

.faq__item summary {
  position: relative;
  display: block;
  padding: 22px 56px 22px 0;
  border-radius: var(--r-xs);
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.35;
  list-style: none;
  cursor: pointer;
  transition: color var(--dur) var(--ease), padding-left 250ms var(--ease);
}

.faq__item summary::-webkit-details-marker {
  display: none;
}

/* Icône « + » qui pivote en « × » à l'ouverture. */
.faq__item summary::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  width: 32px;
  height: 32px;
  margin-top: -16px;
  border: 1.5px solid currentColor;
  border-radius: var(--r-sm);
  background:
    linear-gradient(currentColor, currentColor) center / 12px 2px no-repeat,
    linear-gradient(currentColor, currentColor) center / 2px 12px no-repeat;
  transition: transform 250ms var(--ease), background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.faq__item summary:hover {
  color: var(--sea);
  padding-left: 10px;
}

.faq__item summary:hover::after {
  transform: rotate(90deg);
}

.faq__item[open] summary::after {
  transform: rotate(135deg);
}

.faq__item p {
  max-width: 62ch;
  padding: 0 0 24px;
  color: var(--ink-soft);
}

.faq__item::details-content {
  block-size: 0;
  overflow: hidden;
  opacity: 0;
  transition: block-size 250ms var(--ease), opacity 250ms var(--ease), content-visibility 250ms allow-discrete;
}

.faq__item[open]::details-content {
  block-size: auto;
  opacity: 1;
}

@media (max-width: 899px) {
  .faq {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .contact__item:hover .contact__icon {
    animation: none;
  }

  .faq__item summary:hover {
    padding-left: 0;
  }
}