/* ═══════════════════════════════════════════════════════════
   custom-select.css — Dropdown propio + Bottom Sheet
   Integrado al sistema de variables de Guaraní Tour APP
   ═══════════════════════════════════════════════════════════ */

/* ── Wrapper que reemplaza visualmente al <select> ───────── */
.cs-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .65rem .85rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  color: var(--text);
  font-family: 'Roboto', sans-serif;
  font-size: .92rem;
  cursor: pointer;
  width: 100%;
  transition: border-color .2s, box-shadow .2s;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.cs-trigger:focus-visible {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(45,106,79,.1);
}

.cs-trigger.cs-open {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(45,106,79,.1);
}

.cs-trigger.cs-error {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px rgba(192,57,43,.1);
}

.cs-trigger-text {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cs-trigger-text.cs-placeholder {
  color: var(--text-muted);
}

.cs-chevron {
  flex-shrink: 0;
  margin-left: .5rem;
  color: var(--text-muted);
  transition: transform .2s cubic-bezier(.32,1,.23,1);
}

.cs-open .cs-chevron {
  transform: rotate(180deg);
}

/* ── Dropdown (≤ 6 opciones) ─────────────────────────────── */
.cs-dropdown {
  position: absolute;
  z-index: 9000;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0,0,0,.14);
  overflow: hidden;
  min-width: 100%;
  animation: csDropIn .15s cubic-bezier(.32,1,.23,1);
  transform-origin: top center;
}

@keyframes csDropIn {
  from { opacity: 0; transform: scaleY(.92) translateY(-4px); }
  to   { opacity: 1; transform: scaleY(1)   translateY(0); }
}

.cs-dropdown-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .75rem 1rem;
  font-size: .92rem;
  color: var(--text);
  cursor: pointer;
  transition: background .12s;
  gap: .5rem;
}

.cs-dropdown-option:not(:last-child) {
  border-bottom: 1px solid var(--border);
}

.cs-dropdown-option:active,
.cs-dropdown-option:hover {
  background: var(--surface-hover);
}

.cs-dropdown-option.cs-selected {
  color: var(--accent);
  font-weight: 500;
  background: var(--accent-light);
}

.cs-option-check {
  color: var(--accent);
  flex-shrink: 0;
}

/* ── Overlay de bottom sheet ─────────────────────────────── */
.cs-overlay {
  position: fixed;
  inset: 0;
  z-index: 8900;
  background: var(--overlay-bg);
  animation: csOverlayIn .2s ease;
}

@keyframes csOverlayIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.cs-overlay.cs-closing {
  animation: csOverlayOut .2s ease forwards;
}

@keyframes csOverlayOut {
  from { opacity: 1; }
  to   { opacity: 0; }
}

/* ── Bottom Sheet (> 6 opciones) ─────────────────────────── */
.cs-sheet {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9000;
  background: var(--surface);
  border-radius: 20px 20px 0 0;
  max-height: 75vh;
  display: flex;
  flex-direction: column;
  animation: csSheetUp .25s cubic-bezier(.32,1,.23,1);
  max-width: 640px;
  margin: 0 auto;
}

@keyframes csSheetUp {
  from { transform: translateY(100%); }
  to   { transform: translateY(0); }
}

.cs-sheet.cs-closing {
  animation: csSheetDown .2s cubic-bezier(.32,1,.23,1) forwards;
}

@keyframes csSheetDown {
  from { transform: translateY(0); }
  to   { transform: translateY(100%); }
}

/* Handle decorativo */
.cs-sheet-handle {
  width: 36px;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  margin: 10px auto 0;
  flex-shrink: 0;
}

/* Header del sheet */
.cs-sheet-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .75rem 1rem .5rem;
  flex-shrink: 0;
}

.cs-sheet-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

.cs-sheet-close {
  background: var(--bg2);
  border: none;
  border-radius: 50%;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-mid);
  flex-shrink: 0;
  transition: background .15s;
  -webkit-tap-highlight-color: transparent;
}

.cs-sheet-close:active { background: var(--border); }

/* Buscador */
.cs-sheet-search-wrap {
  padding: .5rem 1rem;
  flex-shrink: 0;
}

.cs-sheet-search {
  width: 100%;
  padding: .6rem .85rem .6rem 2.2rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg);
  color: var(--text);
  font-family: 'Roboto', sans-serif;
  font-size: .9rem;
  outline: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='15' height='15' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.35-4.35'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: .65rem center;
  transition: border-color .2s;
}

.cs-sheet-search:focus {
  border-color: var(--accent);
}

/* Lista de opciones del sheet */
.cs-sheet-list {
  overflow-y: auto;
  flex: 1;
  padding: .25rem 0 env(safe-area-inset-bottom, 12px);
}

.cs-sheet-option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .85rem 1rem;
  cursor: pointer;
  transition: background .12s;
  gap: .5rem;
}

.cs-sheet-option:not(:last-child) {
  border-bottom: 1px solid var(--border);
}

.cs-sheet-option:active {
  background: var(--surface-hover);
}

.cs-sheet-option.cs-selected {
  background: var(--accent-light);
}

.cs-sheet-option-label {
  font-size: .95rem;
  color: var(--text);
  flex: 1;
}

.cs-sheet-option.cs-selected .cs-sheet-option-label {
  color: var(--accent);
  font-weight: 500;
}

.cs-sheet-option-check {
  color: var(--accent);
  flex-shrink: 0;
}

.cs-sheet-empty {
  text-align: center;
  padding: 2rem 1rem;
  color: var(--text-muted);
  font-size: .9rem;
}

/* ── El <select> nativo queda oculto pero funcional ──────── */
.cs-native-hidden {
  position: absolute;
  opacity: 0;
  pointer-events: none;
  width: 0;
  height: 0;
}