/* ══════════════════════════════════════════
   QUESTÕES DE CONCURSOS — QConcursos Style
   ══════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=Nunito:wght@400;500;600;700;800&display=swap');

:root {
  --qc-orange:      #f37021;
  --qc-orange-dk:   #d9601a;
  --qc-orange-lt:   #fff4ee;
  --qc-blue:        #0077cc;
  --qc-blue-lt:     #e8f4fd;
  --qc-green:       #27ae60;
  --qc-red:         #e74c3c;
  --qc-yellow:      #f39c12;

  --qc-text:        #333;
  --qc-text-sm:     #666;
  --qc-border:      #dde2e8;
  --qc-bg:          #f5f6fa;
  --qc-surface:     #fff;

  --qc-radius:      6px;
  --qc-radius-lg:   10px;
  --qc-shadow:      0 1px 4px rgba(0,0,0,.08);
  --qc-shadow-md:   0 2px 12px rgba(0,0,0,.12);

  --qc-font:        'Nunito', sans-serif;
  --qc-transition:  .18s ease;
}

/* ── Reset ── */
.qc-app *, .qc-app *::before, .qc-app *::after { box-sizing: border-box; margin: 0; padding: 0; }
.qc-app {
  font-family: var(--qc-font);
  color: var(--qc-text);
  background: var(--qc-bg);
  padding-bottom: 48px;
}

/* ══ PAGE TITLE ══════════════════════════ */
.qc-page-title {
  padding: 20px 0 14px;
}
.qc-page-title h1 {
  font-size: 24px;
  font-weight: 800;
  color: var(--qc-text);
}
.qc-highlight { color: var(--qc-orange); }

/* ══ FILTER PANEL ════════════════════════ */
.qc-filter-panel {
  background: var(--qc-surface);
  border: 1px solid var(--qc-border);
  border-radius: var(--qc-radius-lg);
  padding: 18px 20px 14px;
  margin-bottom: 18px;
  box-shadow: var(--qc-shadow);
}

/* FILTER ROW */
.qc-filter-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 10px;
  align-items: stretch;
}

/* SEARCH FIELD */
.qc-search-field {
  display: flex;
  align-items: center;
  border: 1.5px solid var(--qc-border);
  border-radius: var(--qc-radius);
  padding: 0 10px;
  gap: 6px;
  background: #fafbfc;
  min-width: 180px;
  flex: 1.5;
  transition: border-color var(--qc-transition);
}
.qc-search-field:focus-within { border-color: var(--qc-orange); background: #fff; }
.qc-field-icon { font-size: 14px; color: var(--qc-text-sm); flex-shrink: 0; }
.qc-field-input {
  border: none;
  background: transparent;
  font-family: var(--qc-font);
  font-size: 13.5px;
  color: var(--qc-text);
  outline: none;
  width: 100%;
  padding: 9px 0;
}
.qc-field-input::placeholder { color: #aaa; }

/* SELECT FIELD */
.qc-select-field {
  position: relative;
  flex: 1;
  min-width: 120px;
}
.qc-field-btn {
  width: 100%;
  height: 100%;
  min-height: 38px;
  background: #fafbfc;
  border: 1.5px solid var(--qc-border);
  border-radius: var(--qc-radius);
  padding: 6px 10px;
  cursor: pointer;
  font-family: var(--qc-font);
  font-size: 13.5px;
  color: var(--qc-text);
  display: flex;
  align-items: center;
  gap: 4px;
  text-align: left;
  transition: border-color var(--qc-transition), background var(--qc-transition);
  position: relative;
}
.qc-field-btn:hover { border-color: var(--qc-orange); background: #fff; }
.qc-field-btn.active { border-color: var(--qc-orange); background: #fff; }
.qc-field-label {
  color: #999;
  font-size: 12.5px;
  flex-shrink: 0;
  white-space: nowrap;
}
.qc-field-value {
  flex: 1;
  font-size: 13px;
  font-weight: 600;
  color: var(--qc-orange);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.qc-field-arrow {
  color: #aaa;
  font-size: 12px;
  flex-shrink: 0;
  transition: transform var(--qc-transition);
}
.qc-field-btn.open .qc-field-arrow { transform: rotate(180deg); }

/* DROPDOWN */
.qc-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  min-width: 220px;
  background: var(--qc-surface);
  border: 1.5px solid var(--qc-border);
  border-radius: var(--qc-radius);
  box-shadow: var(--qc-shadow-md);
  z-index: 999;
  animation: qcDropIn .15s ease;
}
.qc-dropdown.open { display: block; }
@keyframes qcDropIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}
.qc-drop-inner {
  max-height: 260px;
  overflow-y: auto;
  padding: 6px 0;
}
.qc-drop-inner::-webkit-scrollbar { width: 4px; }
.qc-drop-inner::-webkit-scrollbar-thumb { background: #ddd; border-radius: 4px; }

/* Search inside dropdown */
.qc-drop-search {
  padding: 8px 10px 4px;
  position: sticky;
  top: 0;
  background: #fff;
  border-bottom: 1px solid var(--qc-border);
}
.qc-drop-search-input {
  width: 100%;
  border: 1px solid var(--qc-border);
  border-radius: 4px;
  padding: 5px 8px;
  font-family: var(--qc-font);
  font-size: 12.5px;
  outline: none;
}
.qc-drop-search-input:focus { border-color: var(--qc-orange); }

.qc-drop-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  cursor: pointer;
  font-size: 13.5px;
  transition: background var(--qc-transition);
  user-select: none;
}
.qc-drop-item:hover { background: var(--qc-orange-lt); }
.qc-drop-item input[type="checkbox"] {
  accent-color: var(--qc-orange);
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}
.qc-drop-count {
  margin-left: auto;
  font-size: 11px;
  color: #aaa;
  background: #f0f0f0;
  border-radius: 20px;
  padding: 1px 7px;
}
.qc-drop-empty {
  padding: 12px 14px;
  font-size: 13px;
  color: #aaa;
  font-style: italic;
}

/* ── FILTER FOOTER ── */
.qc-filter-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 12px;
  border-top: 1px solid var(--qc-border);
  margin-top: 4px;
}
.qc-filter-tags-wrap {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  flex: 1;
  flex-wrap: wrap;
}
.qc-filter-tags-label {
  font-size: 12.5px;
  color: var(--qc-text-sm);
  white-space: nowrap;
  padding-top: 3px;
}
.qc-active-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  flex: 1;
}
.qc-tags-placeholder { font-size: 12.5px; color: #bbb; font-style: italic; }
.qc-active-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--qc-orange-lt);
  border: 1px solid #fcd0b4;
  color: var(--qc-orange-dk);
  border-radius: 4px;
  padding: 3px 8px;
  font-size: 12.5px;
  font-weight: 600;
}
.qc-active-tag button {
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
  font-size: 14px;
  line-height: 1;
  padding: 0;
  opacity: .7;
}
.qc-active-tag button:hover { opacity: 1; }

.qc-filter-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}
.qc-btn-limpar {
  background: none;
  border: 1.5px solid var(--qc-border);
  border-radius: var(--qc-radius);
  padding: 7px 16px;
  font-family: var(--qc-font);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  color: var(--qc-text-sm);
  transition: var(--qc-transition);
}
.qc-btn-limpar:hover { border-color: var(--qc-orange); color: var(--qc-orange); }
.qc-btn-filtrar {
  background: var(--qc-orange);
  color: #fff;
  border: none;
  border-radius: var(--qc-radius);
  padding: 8px 24px;
  font-family: var(--qc-font);
  font-size: 13.5px;
  font-weight: 700;
  cursor: pointer;
  transition: background var(--qc-transition);
  letter-spacing: .3px;
}
.qc-btn-filtrar:hover { background: var(--qc-orange-dk); }

/* ══ RESULTS BAR ═════════════════════════ */
.qc-results-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding: 10px 0 12px;
}
.qc-results-info {
  font-size: 14px;
  color: var(--qc-text-sm);
}
.qc-results-info strong {
  color: var(--qc-text);
  font-size: 16px;
}
.qc-results-controls { display: flex; gap: 14px; align-items: center; }
.qc-per-page-wrap {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--qc-text-sm);
}
.qc-per-page-wrap select,
.qc-results-controls select {
  border: 1.5px solid var(--qc-border);
  border-radius: var(--qc-radius);
  padding: 4px 8px;
  font-family: var(--qc-font);
  font-size: 13px;
  background: var(--qc-surface);
  cursor: pointer;
}

/* ══ CARDS ═══════════════════════════════ */
.qc-questions-list { display: flex; flex-direction: column; gap: 0; }

.qc-card {
  background: var(--qc-surface);
  border: 1px solid var(--qc-border);
  border-radius: var(--qc-radius-lg);
  padding: 18px 22px 16px;
  margin-bottom: 10px;
  box-shadow: var(--qc-shadow);
  transition: box-shadow var(--qc-transition);
  animation: qcFadeUp .25s ease both;
}
.qc-card:hover { box-shadow: var(--qc-shadow-md); }
@keyframes qcFadeUp {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* BREADCRUMB META */
.qc-card-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.qc-card-num {
  background: var(--qc-orange);
  color: #fff;
  font-size: 11.5px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  flex-shrink: 0;
}
.qc-meta-sep { color: #bbb; font-size: 13px; }
.qc-meta-crumb { font-size: 12.5px; color: var(--qc-text-sm); }
.qc-badge-anulada {
  background: #fdecea;
  color: var(--qc-red);
  border: 1px solid #f5c6c2;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 7px;
  margin-left: 4px;
}

/* INFO LINE */
.qc-card-info {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 12.5px;
  color: var(--qc-text-sm);
}
.qc-info-item strong { color: var(--qc-text-sm); font-weight: 600; }
.qc-info-banca { color: var(--qc-orange); font-weight: 700; }
.qc-info-orgao { color: var(--qc-blue); font-weight: 600; }
.qc-info-dific { font-weight: 600; }
.qc-dific-facil  { color: var(--qc-green); }
.qc-dific-media  { color: var(--qc-yellow); }
.qc-dific-dificil{ color: var(--qc-red); }

/* ENUNCIADO */
.qc-card-enunciado {
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--qc-text);
  margin-bottom: 16px;
}
.qc-card-enunciado p { margin-bottom: 8px; }
.qc-card-enunciado p:last-child { margin-bottom: 0; }

/* ALTERNATIVAS */
.qc-alternativas { display: flex; flex-direction: column; gap: 5px; margin-bottom: 16px; }
.qc-alt {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  border: 1.5px solid var(--qc-border);
  border-radius: var(--qc-radius);
  cursor: pointer;
  transition: all var(--qc-transition);
  position: relative;
}
.qc-alt:hover { border-color: var(--qc-orange); background: var(--qc-orange-lt); }
.qc-alt.selected { border-color: var(--qc-orange); background: var(--qc-orange-lt); }
.qc-alt.correct  { border-color: var(--qc-green);  background: #edfaf1; }
.qc-alt.wrong    { border-color: var(--qc-red);    background: #fdecea; }

.qc-alt-letra {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--qc-border);
  background: var(--qc-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12.5px;
  font-weight: 800;
  flex-shrink: 0;
  color: var(--qc-text-sm);
  transition: all var(--qc-transition);
}
.qc-alt.selected .qc-alt-letra { border-color: var(--qc-orange); background: var(--qc-orange); color: #fff; }
.qc-alt.correct  .qc-alt-letra { border-color: var(--qc-green);  background: var(--qc-green);  color: #fff; }
.qc-alt.wrong    .qc-alt-letra { border-color: var(--qc-red);    background: var(--qc-red);    color: #fff; }

.qc-alt-text {
  font-size: 14px;
  line-height: 1.6;
  padding-top: 3px;
  flex: 1;
}
.qc-alt-check {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  align-self: center;
}
.qc-alt.correct .qc-alt-check::after { content: '✓'; color: var(--qc-green); font-weight: 700; font-size: 16px; }
.qc-alt.wrong   .qc-alt-check::after { content: '✗'; color: var(--qc-red);   font-weight: 700; font-size: 16px; }

/* AÇÕES */
.qc-card-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.qc-btn-action {
  border: none;
  border-radius: var(--qc-radius);
  padding: 7px 16px;
  font-family: var(--qc-font);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--qc-transition);
}
.qc-btn-gabarito-com { background: var(--qc-orange); color: #fff; }
.qc-btn-gabarito-com:hover { background: var(--qc-orange-dk); }
.qc-btn-gabarito { background: var(--qc-bg); color: var(--qc-text-sm); border: 1.5px solid var(--qc-border); }
.qc-btn-gabarito:hover { border-color: var(--qc-orange); color: var(--qc-orange); background: var(--qc-orange-lt); }
.qc-btn-secondary { background: var(--qc-bg); border: 1.5px solid var(--qc-border); color: var(--qc-text-sm); }
.qc-btn-secondary:hover { border-color: var(--qc-blue); color: var(--qc-blue); background: var(--qc-blue-lt); }

/* REVEALS */
.qc-gabarito-reveal {
  margin-top: 10px;
  padding: 12px 16px;
  background: #edfaf1;
  border-left: 4px solid var(--qc-green);
  border-radius: 0 var(--qc-radius) var(--qc-radius) 0;
  font-size: 14px;
  color: #1a6b3c;
  animation: qcFadeUp .2s ease;
}
.qc-comentario-reveal {
  margin-top: 10px;
  padding: 14px 16px;
  background: var(--qc-blue-lt);
  border-left: 4px solid var(--qc-blue);
  border-radius: 0 var(--qc-radius) var(--qc-radius) 0;
  font-size: 14px;
  animation: qcFadeUp .2s ease;
}

/* ══ PAGINAÇÃO ═══════════════════════════ */
.qc-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
  margin-top: 28px;
  flex-wrap: wrap;
}
.qc-page-btn {
  min-width: 36px;
  height: 36px;
  padding: 0 10px;
  border: 1.5px solid var(--qc-border);
  background: var(--qc-surface);
  border-radius: var(--qc-radius);
  font-family: var(--qc-font);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  color: var(--qc-text);
  transition: all var(--qc-transition);
  display: flex;
  align-items: center;
  justify-content: center;
}
.qc-page-btn:hover { border-color: var(--qc-orange); color: var(--qc-orange); }
.qc-page-btn.active { background: var(--qc-orange); border-color: var(--qc-orange); color: #fff; }
.qc-page-btn:disabled { opacity: .35; cursor: not-allowed; }
.qc-page-btn:disabled:hover { border-color: var(--qc-border); color: var(--qc-text); }
.qc-page-dots { color: #aaa; padding: 0 4px; }

/* ESTADOS */
.qc-initial-loader,
.qc-loading-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--qc-text-sm);
  background: var(--qc-surface);
  border: 1px solid var(--qc-border);
  border-radius: var(--qc-radius-lg);
}
.qc-spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--qc-border);
  border-top-color: var(--qc-orange);
  border-radius: 50%;
  animation: qcSpin .7s linear infinite;
  margin: 0 auto 14px;
}
@keyframes qcSpin { to { transform: rotate(360deg); } }
.qc-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--qc-text-sm);
  background: var(--qc-surface);
  border: 1px solid var(--qc-border);
  border-radius: var(--qc-radius-lg);
}
.qc-empty-icon { font-size: 44px; display: block; margin-bottom: 12px; }

/* ══ MOBILE ══════════════════════════════ */
@media (max-width: 700px) {
  .qc-filter-row { flex-direction: column; }
  .qc-select-field, .qc-search-field { min-width: 100%; }
  .qc-dropdown { min-width: 100%; right: 0; left: 0; }
  .qc-filter-footer { flex-direction: column; align-items: flex-start; }
  .qc-filter-actions { width: 100%; }
  .qc-btn-filtrar { flex: 1; text-align: center; }
  .qc-results-bar { flex-direction: column; align-items: flex-start; }
  .qc-card { padding: 14px 14px 12px; }
}