/* ============================================================
   Combobox maison — sélecteur accessible (remplace Select2)
   Partagé par : creer-mon-alerte, rdv-prefecture, liste préfectures.
   Utilise les tokens globaux du design system.
   ============================================================ */

.cmb { position: relative; }

.cmb-trigger {
  display: flex; align-items: center; gap: 10px;
  width: 100%; min-height: 54px; padding: 12px 16px;
  font-size: 16px; text-align: left;
  border: 1px solid var(--border); border-radius: 12px;
  background: var(--bg-elevated); color: var(--text);
  cursor: pointer; transition: border-color .15s, box-shadow .15s;
}
.cmb-trigger:hover { border-color: var(--border-strong, var(--rdv-solid)); }
.cmb.open .cmb-trigger,
.cmb-trigger:focus-visible {
  outline: none; border-color: var(--rdv-solid);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, .14);
}
.cmb-trigger .cmb-ic { width: 18px; height: 18px; color: var(--text-3); flex-shrink: 0; }
.cmb-trigger .cmb-val { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cmb-trigger.is-placeholder .cmb-val { color: var(--text-3); }
.cmb-trigger .cmb-chev { width: 18px; height: 18px; color: var(--text-3); flex-shrink: 0; transition: transform .2s; }
.cmb.open .cmb-trigger .cmb-chev { transform: rotate(180deg); }
.cmb-trigger .cmb-clear {
  width: 22px; height: 22px; border-radius: 50%;
  display: none; place-items: center;
  background: var(--bg-subtle); color: var(--text-2);
  flex-shrink: 0; border: none; cursor: pointer;
}
.cmb-trigger .cmb-clear svg { width: 13px; height: 13px; }
.cmb.has-value .cmb-trigger .cmb-clear { display: grid; }
.cmb.has-value .cmb-trigger .cmb-chev { display: none; }

/* Fond assombri (mobile uniquement) */
.cmb-backdrop {
  position: fixed; inset: 0; background: rgba(15, 23, 42, .45);
  z-index: 1190; opacity: 0; pointer-events: none; transition: opacity .2s;
}
.cmb.open .cmb-backdrop { opacity: 1; pointer-events: auto; }
@media (min-width: 561px) { .cmb-backdrop { display: none; } }

/* Panneau */
.cmb-panel {
  position: absolute; z-index: 1200; left: 0; right: 0; top: calc(100% + 8px);
  background: var(--bg-elevated); border: 1px solid var(--border);
  border-radius: 14px; box-shadow: var(--shadow-md);
  overflow: hidden; display: none; flex-direction: column; max-height: 340px;
}
.cmb.open .cmb-panel { display: flex; }
.cmb-search { display: flex; align-items: center; gap: 8px; padding: 12px 14px; border-bottom: 1px solid var(--border); }
.cmb-search svg { width: 18px; height: 18px; color: var(--text-3); flex-shrink: 0; }
.cmb-search input { flex: 1; border: none; outline: none; background: transparent; font-size: 16px; color: var(--text); }
.cmb-search input::placeholder { color: var(--text-3); }
.cmb-list { list-style: none; margin: 0; padding: 6px; overflow-y: auto; -webkit-overflow-scrolling: touch; }
.cmb-opt {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 12px; min-height: 48px; border-radius: 10px;
  cursor: pointer; color: var(--text);
}
.cmb-opt:hover, .cmb-opt.active { background: var(--rdv-bg); }
.cmb-opt[aria-selected="true"] { background: var(--rdv-bg); }
.cmb-opt-main { flex: 1; min-width: 0; }
.cmb-opt-label { font-size: 15px; font-weight: 500; line-height: 1.3; }
.cmb-opt-label mark { background: transparent; color: var(--rdv-solid); font-weight: 700; }
.cmb-opt-sub { font-size: 12.5px; color: var(--text-3); margin-top: 2px; }
.cmb-badge { flex-shrink: 0; font-size: 12px; font-weight: 700; color: var(--rdv-solid); background: var(--rdv-bg); border-radius: 999px; padding: 3px 9px; }
.cmb-check { width: 18px; height: 18px; color: var(--rdv-solid); flex-shrink: 0; opacity: 0; }
.cmb-opt[aria-selected="true"] .cmb-check { opacity: 1; }
.cmb-state { padding: 22px 16px; text-align: center; color: var(--text-3); font-size: 14px; }
.cmb-state.loading { display: flex; align-items: center; justify-content: center; gap: 8px; }
.cmb-state.loading svg { width: 16px; height: 16px; animation: cmb-spin 1s linear infinite; }
@keyframes cmb-spin { to { transform: rotate(360deg); } }

/* Mobile : bottom sheet plein écran */
@media (max-width: 560px) {
  .cmb-panel {
    position: fixed; z-index: 1200; left: 0; right: 0; bottom: 0; top: auto;
    max-height: 80vh; border-radius: 18px 18px 0 0; border-bottom: none;
    transform: translateY(100%); transition: transform .25s ease;
  }
  .cmb.open .cmb-panel { transform: translateY(0); }
  .cmb-panel::before {
    content: ""; display: block; width: 38px; height: 4px; border-radius: 999px;
    background: var(--border-strong, var(--border)); margin: 10px auto 2px;
  }
  .cmb-opt { min-height: 52px; }
}