/* ============================================================
   escapa — OPE Picker (combobox con búsqueda y agrupación)
   Reemplaza la fila horizontal de chips por un único botón
   que despliega un panel con búsqueda + categorías.
   ============================================================ */

.ope-picker {
  position: relative;
  display: inline-block;
  min-width: 280px;
  max-width: 100%;
}

/* ── Botón disparador ─────────────────────────────────────── */
.ope-picker__trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--sh-2);
  padding: 0.5rem 0.75rem;
  width: 100%;
  background: var(--bg-panel);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-md);
  font-size: var(--fs-sm);
  color: var(--text);
  cursor: pointer;
  text-align: left;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
  font-family: inherit;
  line-height: 1.2;
}
.ope-picker__trigger:hover {
  border-color: var(--brand);
}
.ope-picker__trigger[aria-expanded="true"] {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--focus-ring);
}
.ope-picker__label {
  color: var(--text-soft);
  font-weight: 500;
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  flex-shrink: 0;
}
.ope-picker__value {
  flex: 1;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}
.ope-picker__caret {
  color: var(--text-soft);
  flex-shrink: 0;
  transition: transform var(--dur-fast);
}
.ope-picker__trigger[aria-expanded="true"] .ope-picker__caret {
  transform: rotate(180deg);
}

/* ── Panel desplegable ────────────────────────────────────── */
.ope-picker__panel {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  z-index: 80;
  width: min(420px, 95vw);
  max-height: min(560px, 70vh);
  background: var(--bg-panel);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: opePickerIn 150ms var(--ease-soft);
}
.ope-picker__panel[hidden] { display: none; }

@keyframes opePickerIn {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Búsqueda ─────────────────────────────────────────────── */
.ope-picker__search {
  position: relative;
  padding: var(--sh-3);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.ope-picker__search-icon {
  position: absolute;
  left: calc(var(--sh-3) + 10px);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-soft);
  pointer-events: none;
}
.ope-picker__input {
  width: 100%;
  height: 36px;
  padding: 0 var(--sh-3) 0 34px;
  background: var(--bg-sunken);
  border: 1px solid transparent;
  border-radius: var(--r-md);
  font-size: var(--fs-sm);
  color: var(--text);
  font-family: inherit;
  -webkit-appearance: none;
}
.ope-picker__input:focus {
  outline: none;
  background: var(--bg-panel);
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--focus-ring);
}
.ope-picker__input::-webkit-search-decoration,
.ope-picker__input::-webkit-search-cancel-button { display: none; }

/* ── Lista plana (modo búsqueda) ──────────────────────────── */
.ope-picker__flat {
  list-style: none;
  margin: 0;
  padding: var(--sh-2) 0;
  overflow-y: auto;
  flex: 1;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.ope-picker__flat[hidden] { display: none; }
.ope-picker__flat li { margin: 0; }
.ope-picker__empty {
  padding: var(--sh-4);
  color: var(--text-soft);
  font-size: var(--fs-sm);
  text-align: center;
}

/* ── Lista agrupada (modo navegación) ─────────────────────── */
.ope-picker__groups {
  overflow-y: auto;
  flex: 1;
  padding: var(--sh-2) 0;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.ope-picker__groups[hidden] { display: none; }

/* "Todas las oposiciones" */
.ope-picker__option--all {
  display: flex;
  align-items: center;
  gap: var(--sh-2);
  padding: 0.55rem var(--sh-4);
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
  font-size: var(--fs-sm);
  border-bottom: 1px solid var(--border);
  margin-bottom: var(--sh-1);
  transition: background var(--dur-fast);
}
.ope-picker__option--all svg { color: var(--text-soft); }
.ope-picker__option--all:hover { background: var(--bg-sunken); }
.ope-picker__option--all.is-active {
  color: var(--brand);
}
.ope-picker__option--all.is-active svg { color: var(--brand); }

/* Grupo (details/summary) */
.ope-picker__group {
  margin: 0;
}
.ope-picker__group + .ope-picker__group {
  border-top: 1px solid var(--border);
}
.ope-picker__group-head {
  display: flex;
  align-items: center;
  gap: var(--sh-2);
  padding: 0.55rem var(--sh-4);
  cursor: pointer;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text);
  list-style: none;
  user-select: none;
  transition: background var(--dur-fast);
}
.ope-picker__group-head::-webkit-details-marker { display: none; }
.ope-picker__group-head::marker { content: ''; }
.ope-picker__group-head:hover { background: var(--bg-sunken); }

.ope-picker__group-caret {
  color: var(--text-soft);
  flex-shrink: 0;
  transition: transform var(--dur-fast);
}
.ope-picker__group[open] > .ope-picker__group-head .ope-picker__group-caret {
  transform: rotate(90deg);
}

.ope-picker__group-titulo {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ope-picker__group-count {
  font-size: var(--fs-2xs);
  font-weight: 600;
  color: var(--text-soft);
  background: var(--bg-sunken);
  padding: 1px 7px;
  border-radius: var(--r-pill);
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}
.ope-picker__pin {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px; height: 24px;
  padding: 0;
  background: none;
  border: 0;
  border-radius: var(--r-sm);
  color: var(--text-soft);
  cursor: pointer;
  flex-shrink: 0;
  transition: background var(--dur-fast), color var(--dur-fast);
}
.ope-picker__pin:hover {
  background: var(--bg-sunken);
  color: var(--accent);
}
.ope-picker__pin.is-pinned {
  color: var(--accent);
}
.ope-picker__pin.is-pinned svg {
  fill: var(--accent-soft);
}

/* Lista de OPEs dentro del grupo */
.ope-picker__list {
  list-style: none;
  margin: 0;
  padding: 0 0 var(--sh-1);
}
.ope-picker__list li { margin: 0; }

.ope-picker__option {
  display: block;
  padding: 0.4rem var(--sh-4) 0.4rem calc(var(--sh-4) + 22px);
  font-size: var(--fs-sm);
  color: var(--text-mute);
  text-decoration: none;
  transition: background var(--dur-fast), color var(--dur-fast);
  border-radius: 0;
  line-height: 1.35;
}
.ope-picker__flat .ope-picker__option {
  padding-left: var(--sh-4);
}
.ope-picker__option:hover {
  background: var(--bg-sunken);
  color: var(--text);
}
.ope-picker__option.is-active {
  background: var(--brand-soft);
  color: var(--brand);
  font-weight: 600;
  position: relative;
}
.ope-picker__option.is-active::before {
  content: '';
  position: absolute;
  left: 0; top: 6px; bottom: 6px;
  width: 3px;
  background: var(--brand);
  border-radius: 0 2px 2px 0;
}
.ope-picker__option.is-hidden { display: none; }

/* ── Modo oscuro: ajustes ─────────────────────────────────── */
:root.dark .ope-picker__input { background: var(--bg-sunken); }
:root.dark .ope-picker__pin.is-pinned { color: var(--accent); }

/* ── Responsive: < 760 px ─────────────────────────────────── */
@media (max-width: 760px) {
  .ope-picker { width: 100%; min-width: 0; }
  .ope-picker__panel {
    width: calc(100vw - var(--sh-4) * 2);
    left: 50%;
    transform: translateX(-50%);
    max-height: 75vh;
  }
}