/* === Variables et Reset === */
:root {
  --primaire: #e91e63;
  --secondaire: #ffffff;
  --fond: #1a1a2e;
  --fond-carte: #16213e;
  --texte: #ffffff;
  --texte-secondaire: #a0a0b0;
  --danger: #f44336;
  --succes: #4caf50;
  --rayon: 16px;
  --ombre: 0 8px 32px rgba(0,0,0,0.3);
  --transition: 0.3s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
  user-select: none;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--fond);
  color: var(--texte);
  font-size: 18px;
}

/* === Ecrans === */
.ecran {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.ecran.actif {
  opacity: 1;
  pointer-events: all;
}

/* === Ecran d'accueil === */
.accueil-contenu {
  text-align: center;
}

.accueil-contenu h1 {
  font-size: 3.5rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
  color: var(--primaire);
}

.accueil-instruction {
  font-size: 1.4rem;
  color: var(--texte-secondaire);
  animation: pulse-texte 2s ease-in-out infinite;
}

@keyframes pulse-texte {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

.accueil-animation {
  margin-top: 3rem;
}

.cercle-pulse {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--primaire);
  margin: 0 auto;
  animation: pulse-cercle 2s ease-in-out infinite;
}

@keyframes pulse-cercle {
  0% { transform: scale(1); opacity: 0.7; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(1); opacity: 0.7; }
}

/* Zone admin invisible */
.zone-admin {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 80px;
  height: 80px;
}

/* === Choix du mode === */
.grille-modes {
  display: flex;
  gap: 2rem;
  margin: 2rem 0;
}

.btn-mode {
  background: var(--fond-carte);
  border: 2px solid transparent;
  border-radius: var(--rayon);
  padding: 2rem 3rem;
  color: var(--texte);
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--ombre);
}

.btn-mode:active {
  transform: scale(0.95);
  border-color: var(--primaire);
}

.btn-mode .mode-icone {
  font-size: 3rem;
}

/* === Capture / Preview live === */
.preview-live {
  width: 100%;
  height: 100%;
  position: relative;
  background: #000;
}

.preview-live img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.compte-a-rebours {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.6);
  z-index: 10;
}

.compte-a-rebours span {
  font-size: 12rem;
  font-weight: 700;
  color: var(--primaire);
  animation: pop 0.5s ease;
}

@keyframes pop {
  0% { transform: scale(0.3); opacity: 0; }
  60% { transform: scale(1.2); }
  100% { transform: scale(1); opacity: 1; }
}

.flash-blanc {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: #fff;
  z-index: 20;
  animation: flash 0.3s ease-out forwards;
}

@keyframes flash {
  0% { opacity: 1; }
  100% { opacity: 0; }
}

.capture-info {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,0.5);
  padding: 0.5rem 1.5rem;
  border-radius: 2rem;
  font-size: 1rem;
  z-index: 5;
}

/* === Preview photo + Filtres === */
.preview-photo-container {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  max-height: 65vh;
}

.preview-photo-container img {
  max-width: 100%;
  max-height: 100%;
  border-radius: var(--rayon);
  box-shadow: var(--ombre);
}

.barre-filtres, .barre-overlays {
  display: flex;
  gap: 0.8rem;
  padding: 1rem;
  overflow-x: auto;
  width: 100%;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-filtre, .btn-overlay {
  background: var(--fond-carte);
  border: 2px solid transparent;
  border-radius: 12px;
  padding: 0.6rem 1.2rem;
  color: var(--texte);
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-filtre.actif, .btn-overlay.actif {
  border-color: var(--primaire);
  background: rgba(233, 30, 99, 0.2);
}

.btn-filtre:active, .btn-overlay:active {
  transform: scale(0.95);
}

.preview-actions {
  display: flex;
  gap: 1rem;
  padding: 1rem;
}

/* === Partage === */
#ecran-partage h2 {
  margin-top: 2rem;
  font-weight: 300;
}

.photo-miniature {
  margin: 1rem 0;
  max-height: 30vh;
}

.photo-miniature img {
  max-height: 30vh;
  border-radius: var(--rayon);
  box-shadow: var(--ombre);
}

.grille-partage {
  display: flex;
  gap: 1.5rem;
  margin: 1.5rem 0;
}

.btn-partage {
  background: var(--fond-carte);
  border: 2px solid transparent;
  border-radius: var(--rayon);
  padding: 1.5rem 2rem;
  color: var(--texte);
  font-size: 1.1rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  box-shadow: var(--ombre);
}

.btn-partage:active {
  transform: scale(0.95);
  border-color: var(--primaire);
}

.partage-icone {
  font-size: 2.5rem;
}

.form-email {
  display: flex;
  gap: 0.8rem;
  align-items: center;
  margin: 1rem 0;
}

.form-email input {
  background: var(--fond-carte);
  border: 2px solid var(--texte-secondaire);
  border-radius: 12px;
  padding: 0.8rem 1.2rem;
  color: var(--texte);
  font-size: 1.1rem;
  width: 300px;
  outline: none;
}

.form-email input:focus {
  border-color: var(--primaire);
}

.zone-qr {
  margin: 1rem 0;
}

.zone-qr img {
  width: 200px;
  height: 200px;
  border-radius: 12px;
  background: #fff;
  padding: 8px;
}

.statut-partage {
  padding: 0.8rem 1.5rem;
  border-radius: 12px;
  font-size: 1rem;
  margin: 0.5rem 0;
}

.statut-partage.succes { background: rgba(76, 175, 80, 0.2); color: var(--succes); }
.statut-partage.erreur { background: rgba(244, 67, 54, 0.2); color: var(--danger); }

.partage-bas {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}

/* === Galerie === */
.grille-galerie {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 1rem;
  padding: 1rem;
  width: 100%;
  max-height: 80vh;
  overflow-y: auto;
}

.grille-galerie img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition);
}

.grille-galerie img:active {
  transform: scale(0.95);
}

/* === Boutons communs === */
.btn-action {
  background: var(--primaire);
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 0.8rem 2rem;
  font-size: 1.1rem;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 16px rgba(233, 30, 99, 0.3);
}

.btn-action:active {
  transform: scale(0.95);
}

.btn-secondaire {
  background: transparent;
  color: var(--texte-secondaire);
  border: 2px solid var(--texte-secondaire);
  border-radius: 12px;
  padding: 0.8rem 2rem;
  font-size: 1.1rem;
  cursor: pointer;
  transition: var(--transition);
}

.btn-secondaire:active {
  transform: scale(0.95);
}

.btn-retour {
  position: absolute;
  bottom: 2rem;
  background: transparent;
  color: var(--texte-secondaire);
  border: 2px solid var(--texte-secondaire);
  border-radius: 12px;
  padding: 0.6rem 1.5rem;
  font-size: 1rem;
  cursor: pointer;
}

.btn-fermer {
  background: none;
  border: none;
  color: var(--texte);
  font-size: 2rem;
  cursor: pointer;
  padding: 0.5rem;
}

.btn-danger {
  background: var(--danger);
  color: #fff;
  border: none;
  border-radius: 12px;
  padding: 0.8rem 2rem;
  font-size: 1rem;
  cursor: pointer;
  margin-top: 1rem;
}

.btn-danger:active {
  transform: scale(0.95);
}

/* === Admin === */
.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: 1rem 2rem;
}

.admin-contenu {
  width: 100%;
  height: calc(100% - 60px);
  display: flex;
  overflow: hidden;
}

.admin-onglets {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  padding: 1rem;
  min-width: 160px;
  background: var(--fond-carte);
  overflow-y: auto;
}

.onglet {
  background: transparent;
  border: none;
  color: var(--texte-secondaire);
  padding: 0.8rem 1rem;
  text-align: left;
  cursor: pointer;
  border-radius: 8px;
  font-size: 0.95rem;
  transition: var(--transition);
}

.onglet.actif {
  background: var(--primaire);
  color: #fff;
}

.admin-panneau {
  display: none;
  flex-direction: column;
  gap: 1rem;
  padding: 2rem;
  flex: 1;
  overflow-y: auto;
}

.admin-panneau.actif {
  display: flex;
}

/* Toggles */
.toggle-groupe {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.toggle {
  display: flex;
  align-items: center;
  gap: 1rem;
  cursor: pointer;
  font-size: 1rem;
}

.toggle input {
  display: none;
}

.toggle-slider {
  width: 50px;
  height: 28px;
  background: #555;
  border-radius: 14px;
  position: relative;
  transition: var(--transition);
  flex-shrink: 0;
}

.toggle-slider::after {
  content: '';
  position: absolute;
  top: 3px; left: 3px;
  width: 22px; height: 22px;
  background: #fff;
  border-radius: 50%;
  transition: var(--transition);
}

.toggle input:checked + .toggle-slider {
  background: var(--primaire);
}

.toggle input:checked + .toggle-slider::after {
  left: 25px;
}

/* Champs admin */
.champ {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.champ label {
  color: var(--texte-secondaire);
  font-size: 0.9rem;
}

.champ input, .champ select {
  background: var(--fond);
  border: 2px solid #333;
  border-radius: 8px;
  padding: 0.6rem 1rem;
  color: var(--texte);
  font-size: 1rem;
  outline: none;
}

.champ input:focus, .champ select:focus {
  border-color: var(--primaire);
}

/* === Utilitaires === */
.cache {
  display: none !important;
}

/* Scrollbar tactile */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: #444;
  border-radius: 3px;
}

/* Responsive tactile */
@media (max-width: 800px) {
  .accueil-contenu h1 { font-size: 2.5rem; }
  .grille-modes { flex-direction: column; gap: 1rem; }
  .btn-mode { padding: 1.5rem 2rem; }
  .grille-partage { flex-direction: column; gap: 1rem; }
  .admin-contenu { flex-direction: column; }
  .admin-onglets { flex-direction: row; min-width: unset; overflow-x: auto; }
}