/* ============================================================
   DateLab — Styles (Phase 1)
   ------------------------------------------------------------
   Tout est scopé sous #datelab, classes préfixées dl-.
   Aucune fuite de style hors du conteneur.
   Mobile-first, responsive.
   Palette et typo : PRD §4.
   ============================================================ */

/* ---- Variables (scopées) ---- */
#datelab {
  --dl-prune: #2B1B2E;     /* primaire profond */
  --dl-terra: #D4856A;     /* accent chaud */
  --dl-or: #E8C07D;        /* accent secondaire */
  --dl-creme: #FBF7F2;     /* fond clair */
  --dl-prune-70: rgba(43, 27, 46, 0.70);
  --dl-prune-90: rgba(43, 27, 46, 0.92);
  --dl-line: rgba(43, 27, 46, 0.12);
  --dl-shadow: 0 10px 30px rgba(43, 27, 46, 0.12);
  --dl-shadow-lg: 0 22px 55px rgba(43, 27, 46, 0.22);
  --dl-radius: 18px;
  --dl-radius-sm: 12px;
  --dl-font-titre: "Fraunces", Georgia, serif;
  --dl-font-corps: "Manrope", system-ui, -apple-system, sans-serif;

  font-family: var(--dl-font-corps);
  color: var(--dl-prune);
  background: var(--dl-creme);
  line-height: 1.55;
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

/* Reset léger, scopé */
#datelab *,
#datelab *::before,
#datelab *::after { box-sizing: border-box; margin: 0; padding: 0; }

#datelab img { max-width: 100%; display: block; }

#datelab button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ---- Conteneur ---- */
#datelab .dl-container {
  width: 100%;
  max-width: 920px;
  margin: 0 auto;
  padding: 28px 20px 80px;
}

/* ---- Écrans (un seul actif à la fois) ---- */
#datelab .dl-screen { display: none; }
#datelab .dl-screen--active { display: block; animation: dl-fade 0.4s ease; }

@keyframes dl-fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ---- Typo utilitaires ---- */
#datelab .dl-eyebrow {
  font-family: var(--dl-font-corps);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--dl-terra);
}

/* ============ DEV BAR ============ */
#datelab .dl-devbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 8px 16px;
  background: var(--dl-prune);
  color: var(--dl-creme);
  font-size: 0.82rem;
}
#datelab .dl-devbar__brand { font-weight: 700; letter-spacing: 0.04em; opacity: 0.85; }
#datelab .dl-devbar__reset {
  margin-left: auto;
  color: var(--dl-creme);
  font-size: 0.78rem;
  text-decoration: underline;
  opacity: 0.8;
}
#datelab .dl-devbar__reset:hover { opacity: 1; }

/* Switch premium */
#datelab .dl-switch { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; }
#datelab .dl-switch input { position: absolute; opacity: 0; pointer-events: none; }
#datelab .dl-switch__track {
  width: 40px; height: 22px; border-radius: 999px;
  background: rgba(251, 247, 242, 0.25);
  position: relative; transition: background 0.2s ease;
}
#datelab .dl-switch__track::after {
  content: ""; position: absolute; top: 3px; left: 3px;
  width: 16px; height: 16px; border-radius: 50%;
  background: var(--dl-creme); transition: transform 0.2s ease;
}
#datelab .dl-switch input:checked + .dl-switch__track { background: var(--dl-or); }
#datelab .dl-switch input:checked + .dl-switch__track::after { transform: translateX(18px); }
#datelab .dl-switch__label { font-weight: 600; }

/* ============ BOUTONS ============ */
#datelab .dl-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-family: var(--dl-font-corps);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 13px 24px;
  border-radius: 999px;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease, opacity 0.2s ease;
}
#datelab .dl-btn--primary {
  background: var(--dl-terra);
  color: var(--dl-creme);
  box-shadow: 0 8px 22px rgba(212, 133, 106, 0.4);
}
#datelab .dl-btn--primary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(212, 133, 106, 0.5); }
#datelab .dl-btn--ghost {
  background: transparent;
  color: var(--dl-prune);
  border: 1.5px solid var(--dl-line);
}
#datelab .dl-btn--ghost:hover { border-color: var(--dl-terra); color: var(--dl-terra); }
#datelab .dl-btn--lg { padding: 16px 34px; font-size: 1.05rem; }
#datelab .dl-btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none; box-shadow: none; }

#datelab .dl-btn--gold { background: var(--dl-or); color: var(--dl-prune); box-shadow: 0 8px 22px rgba(232, 192, 125, 0.45); }
#datelab .dl-btn--gold:hover { transform: translateY(-2px); }

/* Verrou premium sur un bouton */
#datelab .dl-btn--locked { position: relative; }
#datelab .dl-btn--locked::after { content: "🔒"; font-size: 0.9em; }

/* ============ HERO ============ */
#datelab .dl-hero { position: relative; min-height: 100vh; display: flex; align-items: center; }
#datelab .dl-hero__media {
  position: absolute; inset: 0;
  background-image: url("https://images.unsplash.com/photo-1518621736915-f3b1c41bfd00?w=1600&q=80");
  background-size: cover; background-position: center;
  transform: scale(1.05);
}
#datelab .dl-hero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(120deg, var(--dl-prune-90) 0%, var(--dl-prune-70) 45%, rgba(43,27,46,0.35) 100%);
}
#datelab .dl-hero__content {
  position: relative; z-index: 2;
  max-width: 920px; margin: 0 auto; width: 100%;
  padding: 40px 24px;
  color: var(--dl-creme);
}
#datelab .dl-hero__title {
  font-family: var(--dl-font-titre);
  font-weight: 600;
  font-size: clamp(2.1rem, 7vw, 4rem);
  line-height: 1.05;
  margin: 16px 0 18px;
  letter-spacing: -0.01em;
}
#datelab .dl-hero__subtitle {
  font-size: clamp(1rem, 2.6vw, 1.2rem);
  max-width: 560px;
  color: rgba(251, 247, 242, 0.9);
  margin-bottom: 30px;
}
#datelab .dl-hero__note { margin-top: 16px; font-size: 0.85rem; opacity: 0.75; }

/* ============ STEPS INDICATEUR ============ */
#datelab .dl-steps {
  display: flex; gap: 8px; justify-content: center;
  margin-bottom: 30px; flex-wrap: wrap;
}
#datelab .dl-steps__item {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.82rem; font-weight: 600;
  color: rgba(43, 27, 46, 0.45);
  padding: 6px 14px; border-radius: 999px;
  background: rgba(43, 27, 46, 0.05);
}
#datelab .dl-steps__item span {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 50%;
  background: rgba(43, 27, 46, 0.12); font-size: 0.78rem;
}
#datelab .dl-steps__item--active { color: var(--dl-creme); background: var(--dl-terra); }
#datelab .dl-steps__item--active span { background: rgba(251, 247, 242, 0.25); }
#datelab .dl-steps__item--done { color: var(--dl-terra); background: rgba(212, 133, 106, 0.12); }

/* ============ ÉTAPES ============ */
#datelab .dl-step__head { text-align: center; margin-bottom: 26px; }
#datelab .dl-step__title {
  font-family: var(--dl-font-titre);
  font-weight: 600;
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  letter-spacing: -0.01em;
}
#datelab .dl-step__hint { color: rgba(43, 27, 46, 0.6); margin-top: 6px; }
#datelab .dl-step__actions {
  display: flex; justify-content: space-between; gap: 12px;
  margin-top: 32px;
}

/* ---- Champs étape 3 ---- */
#datelab .dl-field { margin-bottom: 24px; }
#datelab .dl-field__label {
  display: block; font-weight: 700; font-size: 0.95rem; margin-bottom: 10px;
}
#datelab .dl-field__opt { font-weight: 500; color: rgba(43,27,46,0.5); font-size: 0.85rem; }

/* ============ VILLES ============ */
#datelab .dl-cities {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px;
}
#datelab .dl-city {
  position: relative; border-radius: var(--dl-radius); overflow: hidden;
  aspect-ratio: 3 / 4; box-shadow: var(--dl-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  border: 2px solid transparent;
}
#datelab .dl-city__img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; transition: transform 0.4s ease;
}
#datelab .dl-city__veil {
  position: absolute; inset: 0;
  background: linear-gradient(to top, var(--dl-prune-90) 8%, rgba(43,27,46,0.15) 70%);
}
#datelab .dl-city__body {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  padding: 14px; color: var(--dl-creme);
}
#datelab .dl-city__name { font-family: var(--dl-font-titre); font-size: 1.25rem; font-weight: 600; }
#datelab .dl-city__pays { font-size: 0.82rem; opacity: 0.85; }
#datelab .dl-city__badge {
  position: absolute; top: 10px; right: 10px; z-index: 2;
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase;
  padding: 5px 10px; border-radius: 999px;
  background: rgba(251, 247, 242, 0.92); color: var(--dl-prune);
}
#datelab .dl-city--active { cursor: pointer; }
#datelab .dl-city--active:hover { transform: translateY(-4px); box-shadow: var(--dl-shadow-lg); }
#datelab .dl-city--active:hover .dl-city__img { transform: scale(1.06); }
#datelab .dl-city--soon { opacity: 0.72; cursor: not-allowed; }
#datelab .dl-city--selected { border-color: var(--dl-or); }
#datelab .dl-city--selected::before {
  content: "✓"; position: absolute; z-index: 3; top: 10px; left: 10px;
  width: 26px; height: 26px; border-radius: 50%;
  background: var(--dl-or); color: var(--dl-prune);
  display: flex; align-items: center; justify-content: center; font-weight: 800;
}

/* ============ PILLS ============ */
#datelab .dl-pills { display: flex; flex-wrap: wrap; gap: 10px; }
#datelab .dl-pill {
  font-family: var(--dl-font-corps); font-weight: 600; font-size: 0.92rem;
  padding: 11px 18px; border-radius: 999px;
  background: var(--dl-creme);
  border: 1.5px solid var(--dl-line);
  color: var(--dl-prune);
  transition: all 0.18s ease;
}
#datelab .dl-pill:hover { border-color: var(--dl-terra); transform: translateY(-1px); }
#datelab .dl-pill--selected {
  background: var(--dl-prune); color: var(--dl-creme); border-color: var(--dl-prune);
}
#datelab .dl-pills--sm .dl-pill { font-size: 0.86rem; padding: 9px 15px; }

/* ============ LOADER ============ */
#datelab .dl-loader {
  min-height: 70vh; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 26px; text-align: center; padding: 20px;
}
#datelab .dl-loader__ring {
  width: 64px; height: 64px; border-radius: 50%;
  border: 4px solid rgba(212, 133, 106, 0.2);
  border-top-color: var(--dl-terra);
  animation: dl-spin 0.9s linear infinite;
}
@keyframes dl-spin { to { transform: rotate(360deg); } }
#datelab .dl-loader__msg {
  font-family: var(--dl-font-titre); font-size: 1.25rem; font-style: italic;
  color: var(--dl-prune); max-width: 340px;
}

/* ============ RÉSULTAT ============ */
#datelab .dl-result { animation: dl-fade 0.5s ease; }

#datelab .dl-rhero {
  position: relative; border-radius: var(--dl-radius); overflow: hidden;
  box-shadow: var(--dl-shadow-lg); margin-bottom: 22px;
  min-height: clamp(300px, 60vw, 420px);
  display: flex; align-items: flex-end;
}
#datelab .dl-rhero__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
#datelab .dl-rhero__veil {
  position: absolute; inset: 0;
  background: linear-gradient(to top, var(--dl-prune-90) 5%, rgba(43,27,46,0.05) 65%);
}
#datelab .dl-rhero__body {
  position: relative; z-index: 2; width: 100%;
  padding: 22px 22px 20px; color: var(--dl-creme);
}
#datelab .dl-rhero__title {
  font-family: var(--dl-font-titre); font-weight: 600;
  font-size: clamp(1.5rem, 4.6vw, 2.3rem); line-height: 1.1; margin: 8px 0 10px;
}
#datelab .dl-rhero__loc { font-size: 0.95rem; font-weight: 600; opacity: 0.92; }
#datelab .dl-rhero__loc::before { content: "📍 "; }

/* Badges */
#datelab .dl-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
#datelab .dl-badge {
  font-size: 0.74rem; font-weight: 700; letter-spacing: 0.03em;
  padding: 6px 12px; border-radius: 999px;
  background: rgba(251, 247, 242, 0.16); color: var(--dl-creme);
  border: 1px solid rgba(251, 247, 242, 0.3);
}
#datelab .dl-badge--gold { background: var(--dl-or); color: var(--dl-prune); border-color: var(--dl-or); }

/* Cartes de section */
#datelab .dl-card {
  background: #fff; border-radius: var(--dl-radius);
  padding: 22px; margin-bottom: 16px; box-shadow: var(--dl-shadow);
  border: 1px solid rgba(43, 27, 46, 0.04);
}
#datelab .dl-card__title {
  font-family: var(--dl-font-titre); font-weight: 600; font-size: 1.3rem;
  margin-bottom: 16px; display: flex; align-items: center; gap: 10px;
}

/* Timeline (déroulé) */
#datelab .dl-timeline { position: relative; padding-left: 26px; }
#datelab .dl-timeline::before {
  content: ""; position: absolute; left: 7px; top: 4px; bottom: 4px;
  width: 2px; background: rgba(212, 133, 106, 0.35);
}
#datelab .dl-tl-item { position: relative; padding-bottom: 18px; }
#datelab .dl-tl-item:last-child { padding-bottom: 0; }
#datelab .dl-tl-item::before {
  content: ""; position: absolute; left: -25px; top: 4px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--dl-terra); border: 3px solid #fff; box-shadow: 0 0 0 2px rgba(212,133,106,0.3);
}
#datelab .dl-tl-heure { font-weight: 800; color: var(--dl-terra); font-size: 0.92rem; }
#datelab .dl-tl-act { margin-top: 2px; }

/* Budget tableau */
#datelab .dl-budget-row {
  display: flex; justify-content: space-between; gap: 12px;
  padding: 11px 0; border-bottom: 1px dashed var(--dl-line);
}
#datelab .dl-budget-row:last-of-type { border-bottom: none; }
#datelab .dl-budget-poste { color: rgba(43,27,46,0.78); }
#datelab .dl-budget-montant { font-weight: 700; white-space: nowrap; }
#datelab .dl-budget-total {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-top: 12px; padding-top: 14px; border-top: 2px solid var(--dl-prune);
}
#datelab .dl-budget-total strong { font-family: var(--dl-font-titre); font-size: 1.5rem; color: var(--dl-terra); }

/* Checklist */
#datelab .dl-check { list-style: none; display: grid; gap: 10px; }
#datelab .dl-check li { position: relative; padding-left: 30px; }
#datelab .dl-check li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  width: 20px; height: 20px; border-radius: 50%;
  background: rgba(212, 133, 106, 0.15); color: var(--dl-terra);
  display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 0.72rem;
}

/* Narration */
#datelab .dl-narration { position: relative; }
#datelab .dl-narration__text {
  font-family: var(--dl-font-titre); font-size: 1.12rem; font-style: italic;
  line-height: 1.7; color: var(--dl-prune);
}
#datelab .dl-narration__listen { margin-top: 18px; }

/* Galerie */
#datelab .dl-gallery { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
#datelab .dl-gallery__item {
  position: relative; aspect-ratio: 1 / 1; border-radius: var(--dl-radius-sm);
  overflow: hidden; box-shadow: var(--dl-shadow);
}
#datelab .dl-gallery__item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
#datelab .dl-gallery__item:hover img { transform: scale(1.07); }
#datelab .dl-gallery__locked {
  position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 6px; aspect-ratio: 1 / 1; border-radius: var(--dl-radius-sm);
  background: rgba(43, 27, 46, 0.06); color: rgba(43,27,46,0.6);
  border: 1.5px dashed var(--dl-line); text-align: center; padding: 10px;
  font-size: 0.78rem; font-weight: 600; cursor: pointer;
}
#datelab .dl-gallery__locked .dl-lock-ico { font-size: 1.4rem; }

/* Actions finales */
#datelab .dl-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 8px 0 10px; }
#datelab .dl-actions .dl-btn { flex: 1 1 auto; min-width: 140px; }

/* Encart premium dans le résultat */
#datelab .dl-premium-tease {
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  background: linear-gradient(115deg, var(--dl-prune), #4a3050);
  color: var(--dl-creme); border-radius: var(--dl-radius); padding: 18px 20px; margin-bottom: 16px;
}
#datelab .dl-premium-tease p { flex: 1 1 220px; font-size: 0.92rem; }
#datelab .dl-premium-tease strong { color: var(--dl-or); }

/* Source tag */
#datelab .dl-source {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 0.74rem; color: rgba(43,27,46,0.5); margin-top: 4px;
}

/* ============ TOAST ============ */
#datelab .dl-toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%) translateY(20px);
  z-index: 60; max-width: 90%;
  background: var(--dl-prune); color: var(--dl-creme);
  padding: 13px 20px; border-radius: 999px; font-size: 0.9rem; font-weight: 600;
  box-shadow: var(--dl-shadow-lg); opacity: 0; transition: opacity 0.25s ease, transform 0.25s ease;
}
#datelab .dl-toast--show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ============ MODALE ============ */
#datelab .dl-modal { position: fixed; inset: 0; z-index: 80; display: flex; align-items: center; justify-content: center; padding: 20px; }
#datelab .dl-modal[hidden] { display: none; }
#datelab .dl-modal__backdrop { position: absolute; inset: 0; background: rgba(43, 27, 46, 0.6); backdrop-filter: blur(3px); }
#datelab .dl-modal__box {
  position: relative; z-index: 2; width: 100%; max-width: 440px;
  background: var(--dl-creme); border-radius: var(--dl-radius);
  padding: 30px 26px; box-shadow: var(--dl-shadow-lg); animation: dl-pop 0.3s ease;
}
@keyframes dl-pop { from { opacity: 0; transform: scale(0.95); } to { opacity: 1; transform: none; } }
#datelab .dl-modal__close {
  position: absolute; top: 14px; right: 16px; font-size: 1.6rem; line-height: 1;
  color: rgba(43,27,46,0.5);
}
#datelab .dl-modal__close:hover { color: var(--dl-prune); }
#datelab .dl-modal__title { font-family: var(--dl-font-titre); font-weight: 600; font-size: 1.7rem; margin: 8px 0 10px; }
#datelab .dl-modal__text { color: rgba(43,27,46,0.75); margin-bottom: 16px; }
#datelab .dl-modal__list { list-style: none; display: grid; gap: 8px; margin-bottom: 20px; }
#datelab .dl-modal__list li { position: relative; padding-left: 26px; font-size: 0.92rem; }
#datelab .dl-modal__list li::before { content: "★"; position: absolute; left: 0; color: var(--dl-or); }
#datelab .dl-modal__field { display: flex; gap: 8px; margin-bottom: 10px; }
#datelab .dl-input {
  flex: 1; font-family: inherit; font-size: 0.95rem;
  padding: 12px 14px; border-radius: var(--dl-radius-sm);
  border: 1.5px solid var(--dl-line); background: #fff; color: var(--dl-prune);
}
#datelab .dl-input:focus { outline: none; border-color: var(--dl-terra); }
#datelab .dl-modal__hint { font-size: 0.8rem; color: rgba(43,27,46,0.6); }
#datelab .dl-modal__hint strong { color: var(--dl-terra); }

/* ============ RESPONSIVE ============ */
@media (min-width: 720px) {
  #datelab .dl-cities { grid-template-columns: repeat(3, 1fr); }
  #datelab .dl-result__grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 16px; align-items: start; }
  #datelab .dl-result__grid > .dl-card { margin-bottom: 0; }
}

@media (max-width: 420px) {
  #datelab .dl-step__actions { flex-direction: column-reverse; }
  #datelab .dl-step__actions .dl-btn { width: 100%; }
  #datelab .dl-gallery { grid-template-columns: repeat(2, 1fr); }
}

/* Accessibilité : focus visible */
#datelab .dl-btn:focus-visible,
#datelab .dl-pill:focus-visible,
#datelab .dl-input:focus-visible,
#datelab .dl-city--active:focus-visible {
  outline: 3px solid var(--dl-or); outline-offset: 2px;
}

/* Réduction de mouvement */
@media (prefers-reduced-motion: reduce) {
  #datelab *, #datelab *::before, #datelab *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}