:root {
  --bg:             #F7F3EE;
  --primary:        #2E5266;
  --accent:         #D4845A;
  --card-bg:        #FFFFFF;
  --text:           #2C2C2C;
  --text-light:     #6B7280;
  --border:         #E0D9CF;
  --status-yes:     #4A9B72;
  --status-no:      #C0392B;
  --status-maybe:   #D08B00;
  --status-unknown: #9AABB5;
  --shadow:         0 2px 8px rgba(0,0,0,0.08);
  --radius:         10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scrollbar-gutter: stable; }

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

/* ── Header ── */
header {
  background: var(--primary);
  color: white;
  padding: 2rem 1.5rem 1.5rem;
  text-align: center;
}
header h1 { font-size: 2rem; font-weight: 300; letter-spacing: 0.06em; }
header .subtitle { opacity: 0.72; font-size: 0.95rem; margin-top: 0.25rem; }
header .evenement { opacity: 0.90; font-size: 1.1rem; margin-top: 0.5rem; font-weight: 400; }

/* ── Main ── */
main { max-width: 1100px; margin: 0 auto; padding: 2rem 1.5rem; }

/* ── Intro ── */
.intro {
  background: white;
  border-left: 4px solid var(--accent);
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow);
  font-style: italic;
  color: #444;
}

/* ── Résumé ── */
.summary {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}
.summary-item {
  background: white;
  border-radius: var(--radius);
  padding: 0.6rem 1.1rem;
  box-shadow: var(--shadow);
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-light);
}
.summary-item .count { font-size: 1.4rem; font-weight: 700; line-height: 1; }
.summary-item.yes   .count { color: var(--status-yes); }
.summary-item.no    .count { color: var(--status-no); }
.summary-item.maybe .count { color: var(--status-maybe); }
.summary-item.total .count { color: var(--primary); }

/* ── Sélecteur ── */
.selector {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  margin-bottom: 1.5rem;
  background: white;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.selector label { font-weight: 600; color: var(--primary); white-space: nowrap; }
.selector select {
  border: 2px solid var(--border);
  border-radius: 6px;
  padding: 0.4rem 0.85rem;
  font-size: 1rem;
  background: var(--bg);
  cursor: pointer;
  flex: 1;
}
.selector select:focus { outline: none; border-color: var(--primary); }

/* ── Grille de cartes ── */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.25rem;
}

/* ── Carte ── */
.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 2px solid transparent;
  transition: border-color 0.2s, box-shadow 0.2s;
  overflow: hidden;
}
.card.active {
  border-color: var(--primary);
  box-shadow: 0 4px 20px rgba(46,82,102,0.18);
}

.card-header {
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.avatar {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  flex-shrink: 0;
}
.card-names { flex: 1; }
.card-names strong { display: block; font-size: 0.95rem; }
.role { font-size: 0.78rem; color: var(--text-light); }

/* ── Badge statut ── */
.status-badge {
  padding: 0.25rem 0.65rem;
  border-radius: 20px;
  font-size: 0.73rem;
  font-weight: 700;
  white-space: nowrap;
  flex-shrink: 0;
}
.status-yes     { background: #E8F5EE; color: var(--status-yes); }
.status-no      { background: #FDECEA; color: var(--status-no); }
.status-maybe   { background: #FEF7E0; color: var(--status-maybe); }
.status-unknown { background: #F0F4F6; color: var(--status-unknown); }

/* ── Info carte (lecture seule) ── */
.card-info {
  padding: 0 1.25rem 1rem;
  font-size: 0.85rem;
  color: var(--text-light);
  min-height: 1.5rem;
}
.card-info p { margin-bottom: 0.2rem; }

/* ── Formulaire ── */
.card-form {
  border-top: 1px solid var(--border);
  padding: 1.25rem;
  background: #FAFAF7;
}
.form-group { margin-bottom: 0.9rem; }
.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
  color: var(--primary);
}
.form-group input[type="text"],
.form-group input[type="number"],
.form-group textarea {
  width: 100%;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  padding: 0.4rem 0.7rem;
  font-size: 0.9rem;
  background: white;
  color: var(--text);
}
.form-group textarea {
  resize: vertical;
  font-family: inherit;
  line-height: 1.5;
}
.form-group input:focus,
.form-group textarea:focus { outline: none; border-color: var(--primary); }

.zone-communication {
  display: block;
  width: 100%;
  overflow: hidden;
  transition: max-height 0.3s ease, opacity 0.3s ease, margin-bottom 0.3s ease;
  max-height: 200px;
  opacity: 1;
}
.zone-communication.hidden {
  max-height: 0;
  opacity: 0;
  margin-bottom: 0 !important;
  pointer-events: none;
}

.radio-group { display: flex; gap: 1.1rem; flex-wrap: wrap; }
.radio-group label {
  font-weight: 400;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  font-size: 0.9rem;
}
.radio-group input[type="radio"] { accent-color: var(--primary); }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem;
  margin-bottom: 0.9rem;
}

.btn-save {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 6px;
  padding: 0.65rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  width: 100%;
  transition: background 0.18s;
  margin-top: 0.3rem;
}
.btn-save:hover { background: #bc6d42; }

/* ── Message succès ── */
.success-msg {
  background: #E8F5EE;
  color: #2A7A50;
  border: 1px solid #B8DFCA;
  border-radius: var(--radius);
  padding: 0.8rem 1.25rem;
  margin-bottom: 1.25rem;
  font-weight: 500;
}

/* ── Accueil ── */
.accueil-action {
  text-align: center;
  margin-top: 2rem;
}
.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: white;
  text-decoration: none;
  border: none;
  border-radius: 6px;
  padding: 0.65rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.18s;
}
.btn-primary:hover { background: #bc6d42; }

.accueil-info {
  text-align: center;
  color: var(--text-light);
  font-style: italic;
  margin-top: 1.5rem;
}

.erreur-bloc {
  max-width: 480px;
  margin: 3rem auto;
  background: white;
  border-left: 4px solid var(--status-no);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem 1.75rem;
}
.erreur-titre {
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--status-no);
  margin-bottom: 0.75rem;
}

.footer-link {
  color: var(--text-light);
  text-decoration: none;
}
.footer-link:hover { color: var(--primary); }

/* ── Zone participant unique ── */
.participant-zone { max-width: 540px; margin: 0 auto; }
.card-placeholder {
  max-width: 540px;
  padding: 2rem 1.5rem;
  text-align: center;
  color: var(--text-light);
  font-style: italic;
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 2px dashed var(--border);
}

/* ── Onglets ── */
.tabs { max-width: 540px; margin: 0 auto; }
.tab-nav {
  display: flex;
  border-bottom: 2px solid var(--border);
  margin-bottom: 1.5rem;
}
.tab-btn {
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  padding: 0.7rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-light);
  cursor: pointer;
  margin-bottom: -2px;
  transition: color 0.15s, border-color 0.15s;
}
.tab-btn:hover { color: var(--primary); }
.tab-btn.active {
  color: var(--primary);
  border-bottom-color: var(--accent);
}
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── Liste repas ── */
.repas-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 0 auto;
}
.repas-section {
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  margin-bottom: 1rem;
}
.repas-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--primary);
  color: white;
  padding: 0.55rem 1.1rem;
}
.repas-icone { font-size: 1.1rem; line-height: 1; }
.repas-header h3 {
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin: 0;
}
.repas-contenu {
  padding: 0.75rem 1.1rem;
  font-size: 0.92rem;
  color: var(--text);
  line-height: 1.6;
}
.repas-vide { color: var(--text-light); font-style: italic; }

/* ── Onglet Présents ── */
.presents-total {
  display: flex;
  width: fit-content;
  align-items: baseline;
  gap: 0.5rem;
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 0.75rem 1.5rem;
  margin: 0 auto 1.5rem;
  font-size: 1rem;
  color: var(--text-light);
}
.presents-count {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--status-yes);
  line-height: 1;
}
.presents-vide {
  color: var(--text-light);
  font-style: italic;
  text-align: center;
}
.presents-table {
  width: 100%;
  max-width: 540px;
  border-collapse: collapse;
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  margin: 0 auto;
}
.presents-table thead tr {
  background: var(--primary);
  color: white;
}
.presents-table th {
  padding: 0.6rem 1rem;
  text-align: left;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.presents-table td {
  padding: 0.6rem 1rem;
  font-size: 0.92rem;
  border-bottom: 1px solid var(--border);
}
.presents-table tbody tr:last-child td { border-bottom: none; }
.presents-table tbody tr:hover { background: #F7F3EE; }
.presents-nb { text-align: center; font-weight: 700; color: var(--primary); }


/* ── Bouton aide + ligne radio ── */
.radio-aide-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}
.btn-aide {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 2px solid var(--primary);
  background: white;
  color: var(--primary);
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  flex-shrink: 0;
  line-height: 1;
  transition: background 0.15s, color 0.15s;
}
.btn-aide:hover { background: var(--primary); color: white; }

/* ── Modale ── */
.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 100;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal-box {
  background: white;
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
  padding: 1.75rem;
  max-width: 480px;
  width: 100%;
  position: relative;
}
.modal-titre {
  color: var(--primary);
  font-size: 1rem;
  margin-bottom: 1rem;
}
.modal-box p { font-size: 0.92rem; line-height: 1.7; color: var(--text); }
.modal-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: none;
  border: none;
  font-size: 1.1rem;
  cursor: pointer;
  color: var(--text-light);
  line-height: 1;
}
.modal-close:hover { color: var(--text); }

/* ── Footer ── */
footer {
  text-align: center;
  padding: 1.5rem;
  color: var(--text-light);
  font-size: 0.82rem;
  border-top: 1px solid var(--border);
  margin-top: 2.5rem;
}

/* ── Véhicules covoiturage ── */
.vehicule-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.vehicule-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 2px solid var(--primary);
  overflow: hidden;
}

.vehicule-header {
  background: var(--primary);
  color: white;
  padding: 0.85rem 1.1rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.vehicule-icone { font-size: 1.5rem; line-height: 1.3; flex-shrink: 0; }

.vehicule-info { flex: 1; min-width: 0; }
.vehicule-info strong { display: block; font-size: 0.95rem; margin-bottom: 0.2rem; }

.vehicule-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem 0.9rem;
  font-size: 0.8rem;
  opacity: 0.88;
}

.vehicule-places {
  text-align: center;
  background: rgba(255,255,255,0.15);
  border-radius: 8px;
  padding: 0.4rem 0.65rem;
  min-width: 58px;
  flex-shrink: 0;
}
.places-nb    { display: block; font-size: 1.5rem; font-weight: 700; line-height: 1; }
.places-label { font-size: 0.65rem; opacity: 0.85; }

.vehicule-passagers {
  padding: 0.6rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.passager-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.75rem;
  background: var(--bg);
  border-radius: 6px;
  font-size: 0.88rem;
  flex-wrap: wrap;
}
.passager-emoji { flex-shrink: 0; }
.passager-nom   { font-weight: 500; }
.passager-lieu  { color: var(--text-light); font-size: 0.8rem; }
.passager-nb    { margin-left: auto; color: var(--text-light); font-size: 0.8rem; white-space: nowrap; }

.vehicule-vide {
  color: var(--text-light);
  font-style: italic;
  font-size: 0.85rem;
  padding: 0.5rem 0.75rem;
}

/* ── Section affectation dans Ma réponse ── */
.affectation-section {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 2px dashed var(--border);
}

.affectation-section h4 {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--primary);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.affectation-compteur {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--status-yes);
  background: #E8F5EE;
  padding: 0.1rem 0.5rem;
  border-radius: 20px;
  text-transform: none;
  letter-spacing: 0;
}

.affectation-passagers {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}

.passager-affecte {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 0.75rem;
  background: var(--bg);
  border-radius: 6px;
  font-size: 0.88rem;
}
.passager-affecte-nom { flex: 1; }

.affectation-current {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.7rem 0.9rem;
  background: #E8F0F5;
  border: 1.5px solid var(--primary);
  border-radius: 8px;
  font-size: 0.9rem;
  flex-wrap: wrap;
}
.affectation-current strong { flex: 1; }
.affectation-current-detail { font-size: 0.8rem; color: var(--text-light); }

.affectation-sous-titre {
  font-size: 0.82rem;
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

.affectation-choices {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.affectation-empty {
  color: var(--text-light);
  font-style: italic;
  font-size: 0.88rem;
}

.btn-assigner {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  background: white;
  color: var(--primary);
  border: 1.5px solid var(--primary);
  border-radius: 6px;
  padding: 0.5rem 0.85rem;
  font-size: 0.88rem;
  cursor: pointer;
  text-align: left;
  width: 100%;
  transition: background 0.15s, color 0.15s;
}
.btn-assigner:hover:not(:disabled) { background: var(--primary); color: white; }
.btn-assigner:hover:not(:disabled) .passager-lieu { color: rgba(255,255,255,0.75); }
.btn-assigner:hover:not(:disabled) .passager-nb   { color: rgba(255,255,255,0.75); }
.btn-assigner:disabled {
  color: var(--text-light);
  border-color: var(--border);
  cursor: not-allowed;
}

.btn-liberer {
  background: transparent;
  color: var(--status-no);
  border: 1px solid var(--status-no);
  border-radius: 4px;
  padding: 0.2rem 0.5rem;
  font-size: 0.78rem;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  transition: background 0.15s, color 0.15s;
}
.btn-liberer:hover { background: var(--status-no); color: white; }

/* ── Véhicule interactif ── */
.mon-vehicule {
  border: 2px solid var(--primary);
  box-shadow: 0 0 0 3px rgba(42, 90, 143, 0.1);
}

.mon-vehicule-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--primary);
  background: rgba(42, 90, 143, 0.1);
  border-radius: 20px;
  padding: 0.1rem 0.55rem;
  margin-left: 0.5rem;
  vertical-align: middle;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.vehicule-add-section {
  padding: 0.6rem 0.9rem 0.75rem;
  border-top: 1px dashed var(--border);
}

.btn-detail-passager {
  background: transparent;
  border: none;
  color: var(--text-light);
  font-size: 0.7rem;
  cursor: pointer;
  padding: 0 0.3rem;
  flex-shrink: 0;
  line-height: 1;
}
.btn-detail-passager:hover { color: var(--primary); }

.passager-detail {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.2rem;
  padding: 0.4rem 0.75rem 0.5rem 2.2rem;
  background: var(--bg);
  border-radius: 0 0 6px 6px;
  margin-top: -4px;
}
.detail-item {
  font-size: 0.82rem;
  color: var(--text-light);
}

.vehicule-complet {
  color: var(--status-no);
  font-style: italic;
  font-size: 0.85rem;
  padding: 0.5rem 0.9rem;
}

.flash-error {
  background: #FDE8E8;
  border: 1px solid var(--status-no);
  color: var(--status-no);
  border-radius: 8px;
  padding: 0.75rem 1rem;
  font-size: 0.88rem;
  margin-bottom: 1rem;
}

.btn-toggle-add {
  background: transparent;
  color: var(--primary);
  border: 1.5px dashed var(--primary);
  border-radius: 6px;
  padding: 0.4rem 0.85rem;
  font-size: 0.85rem;
  cursor: pointer;
  width: 100%;
  text-align: center;
  transition: background 0.15s, color 0.15s;
}
.btn-toggle-add:hover { background: var(--primary); color: white; }

.add-passager-list {
  margin-top: 0.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.add-passager-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.45rem 0.5rem;
  background: var(--bg);
  border-radius: 6px;
}

.add-passager-info {
  flex: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  min-width: 0;
}

.add-passager-nom  { font-weight: 500; font-size: 0.88rem; }
.add-passager-ville { color: var(--text-light); font-size: 0.8rem; }
.add-passager-nb   { color: var(--text-light); font-size: 0.8rem; }

.add-badge {
  font-size: 0.7rem;
  font-weight: 600;
  border-radius: 20px;
  padding: 0.1rem 0.5rem;
  white-space: nowrap;
}
.badge-libre   { color: var(--status-yes);   background: #E8F5EE; }
.badge-pris    { color: var(--status-maybe); background: #FFF3E0; }
.badge-neutre  { color: var(--text-light);   background: var(--bg); }
.badge-complet { color: var(--status-no);    background: #FDE8E8; }

.btn-prendre, .btn-reprendre {
  flex-shrink: 0;
  border-radius: 5px;
  padding: 0.3rem 0.7rem;
  font-size: 0.8rem;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  white-space: nowrap;
}
.btn-prendre {
  background: var(--primary);
  color: white;
  border: 1.5px solid var(--primary);
}
.btn-prendre:hover { background: var(--primary-dark, #1f4878); }
.btn-reprendre {
  background: transparent;
  color: var(--status-maybe);
  border: 1.5px solid var(--status-maybe);
}
.btn-reprendre:hover { background: var(--status-maybe); color: white; }

.form-inline {
  display: inline-flex;
  margin: 0;
}

/* ── Responsive ── */
@media (max-width: 600px) {
  header h1 { font-size: 1.5rem; }
  .cards { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .summary { gap: 0.5rem; }
  .selector { flex-direction: column; align-items: stretch; }
}