* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-user-select: none;
  user-select: none;
}
input, textarea {
  -webkit-user-select: text;
  user-select: text;
}
:root {
  --bg: #0a0a12;
  --surface: #12121e;
  --card: #1a1a2e;
  --accent: #7c3aed;
  --accent2: #06b6d4;
  --gold: #c8a850;
  --green: #10b981;
  --red: #ef4444;
  --text: #e8e4f0;
  --muted: #64748b;
  --border: #2d2d4e;
}
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
  min-height: 100vh;
  letter-spacing: 0.01em;
}
/* NAV - Oculto por defecto */
nav {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  display: none;
  align-items: center;
  padding: 0 16px;
  overflow-x: auto;
}
.nav-logo {
  font-size: 1.1rem;
  font-weight: 800;
  padding: 14px 16px 14px 0;
  margin-right: 8px;
  border-right: 1px solid var(--border);
  flex-shrink: 0;
  white-space: nowrap;
}
.nav-tab {
  padding: 16px 18px;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--muted);
  border-bottom: 3px solid transparent;
  white-space: nowrap;
  transition: all 0.2s;
  flex-shrink: 0;
}
.nav-tab:hover {
  color: var(--text);
}
.nav-tab.active {
  color: var(--accent2);
  border-bottom-color: var(--accent2);
}
/* Vistas */
.view {
  display: none;
  padding: 20px;
  max-width: 1000px;
  margin: 0 auto;
}
.view.active {
  display: block;
}
.view.active:not(#view-welcome) {
  animation: fadeInView 0.28s ease;
}
@keyframes fadeInView {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}
/* Pantalla de bienvenida - fullscreen fijo */
#view-welcome {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: var(--bg);
  margin: 0;
  padding: 32px 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}
#view-welcome:not(.active) {
  display: none !important;
}
.welcome-logo {
  font-size: 3rem;
  margin-bottom: 16px;
}
.welcome-title {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent2);
  letter-spacing: 0.03em;
  margin-bottom: 8px;
}
.welcome-sub {
  font-size: 0.88rem;
  color: var(--muted);
  margin-bottom: 28px;
}
.welcome-input-wrap {
  width: 100%;
  max-width: 320px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.welcome-name {
  width: 100%;
  font-size: 1.1rem;
  padding: 14px 16px;
  border-radius: 12px;
  border: 2px solid var(--accent2);
  background: var(--surface);
  color: var(--text);
  outline: none;
  text-align: center;
}
.welcome-btn {
  width: 100%;
  padding: 14px;
  font-size: 1rem;
  font-weight: 800;
  border-radius: 12px;
  background: var(--accent);
  color: #fff;
  border: none;
  cursor: pointer;
  transition: opacity 0.18s, transform 0.12s;
}
.welcome-btn:hover { opacity: 0.85; }
.welcome-btn:active { transform: scale(0.97); opacity: 0.9; }
/* Barra de usuario */
.user-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}
.user-bar-name {
  font-size: 0.78rem;
  color: var(--muted);
}
.user-bar-btn {
  background: none;
  border: none;
  color: var(--accent2);
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
}
.user-bar-btn:hover {
  background: rgba(6, 182, 212, 0.1);
}
/* Búsqueda */
.search-row {
  display: flex;
  gap: 10px;
  margin-bottom: 18px;
  align-items: center;
}
.search-input {
  flex: 1;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 0.9rem;
  outline: none;
}
.search-input:focus {
  border-color: var(--accent2);
}
.badge {
  background: var(--accent);
  color: #fff;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 700;
  white-space: nowrap;
}
/* Grid catálogo */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 12px;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.card:active { transform: scale(0.97); }
.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(124, 58, 237, 0.28);
  border-color: var(--accent);
}
.card-img {
  width: 100%;
  aspect-ratio: 2/3;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  overflow: hidden;
  position: relative;
}
.card-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
}
.card-no-img {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  color: var(--border);
}
.card-label {
  padding: 9px 8px;
  font-weight: 500;
  font-size: 0.75rem;
  text-align: center;
  background: var(--card);
  color: var(--text);
}
/* Lightbox */
#lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: rgba(0, 0, 0, 0.92);
  align-items: center;
  justify-content: center;
}
#lightbox.open {
  display: flex;
}
.lb-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  max-width: 400px;
  width: 90%;
  max-height: 92vh;
  overflow-y: auto;
  animation: popIn 0.2s ease;
  scrollbar-width: none;
}
.lb-box::-webkit-scrollbar { display: none; }
@keyframes popIn {
  from { transform: scale(0.85); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
.lb-img {
  width: 100%;
  background: var(--surface);
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 160px;
  position: relative;
  overflow: hidden;
}
.lb-arr {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.42);
  border: none;
  color: rgba(255, 255, 255, 0.88);
  width: 36px;
  height: 64px;
  font-size: 1.7rem;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 5;
  transition: background 0.2s;
  line-height: 1;
  padding: 0;
}
.lb-arr:hover {
  background: rgba(0, 0, 0, 0.65);
}
.lb-arr.visible {
  display: flex;
}
.lb-arr-l {
  left: 0;
  border-radius: 0 8px 8px 0;
}
.lb-arr-r {
  right: 0;
  border-radius: 8px 0 0 8px;
}
.lb-img img {
  max-height: 340px;
  max-width: 100%;
  object-fit: contain;
}
.lb-name {
  padding: 14px 20px;
  text-align: center;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--gold);
}
.lb-close {
  flex: 1;
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 12px 8px;
  font-weight: 700;
  cursor: pointer;
  font-size: 0.82rem;
  border-radius: 8px;
  transition: background 0.18s, transform 0.12s, opacity 0.12s;
}
.lb-close:hover { opacity: 0.85; }
.lb-close:active { transform: scale(0.96); opacity: 0.8; }
.lb-photo-thumbs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  padding: 0 16px 10px;
}
.lb-thumb {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: 8px;
  cursor: pointer;
  border: 2px solid transparent;
}
.lb-thumb.active {
  border-color: var(--accent2);
}
.lb-info-section {
  padding: 0 16px 8px;
}
.lb-note-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 13px;
  margin-bottom: 8px;
}
.lb-note-card-text {
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
  margin-bottom: 4px;
}
.lb-note-card-meta {
  font-size: 0.68rem;
  color: var(--muted);
  text-align: right;
}
.lb-actions {
  display: flex;
  gap: 6px;
  padding: 10px 16px 14px;
  border-top: 1px solid var(--border);
}
.lb-action-btn {
  font-size: 0.75rem;
  padding: 5px 12px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  cursor: pointer;
}
.lb-action-btn:hover {
  color: var(--text);
  border-color: var(--accent2);
}
.lb-contrib-menu {
  display: none;
  padding: 0 16px 12px;
  gap: 8px;
  justify-content: flex-end;
}
.lb-contrib-menu.open {
  display: flex;
}
.lb-mini-form {
  padding: 12px 16px;
  background: var(--card);
  border-top: 1px solid var(--border);
  display: none;
  flex-direction: column;
  gap: 8px;
}
.lb-mini-form.open {
  display: flex;
}
.lb-mini-form textarea {
  font-size: 0.82rem;
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  resize: vertical;
}
/* Setup quiz */
#view-setup {
  max-width: 460px;
}
.setup-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 26px;
}
.setup-card h2 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 4px;
  letter-spacing: 0.02em;
}
.setup-card p {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 20px;
}
.form-group {
  margin-bottom: 16px;
}
.form-label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 7px;
  display: block;
}
.name-input {
  width: 100%;
  background: var(--surface);
  border: 2px solid var(--border);
  color: var(--text);
  padding: 11px 14px;
  border-radius: 10px;
  font-size: 1rem;
  outline: none;
}
.name-input:focus {
  border-color: var(--accent2);
}
.chips {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
}
.chip {
  padding: 8px 15px;
  border-radius: 12px;
  border: 2px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.chip-n {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1;
}
.chip-pts {
  font-size: 0.58rem;
  font-weight: 400;
  opacity: 0.7;
  letter-spacing: 0.02em;
}
.chip:hover {
  border-color: var(--accent2);
  color: var(--text);
}
.chip:active { transform: scale(0.94); }
.chip.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.chip.active .chip-pts {
  opacity: 0.85;
}
.chip.chip-disabled {
  opacity: 0.32;
  cursor: default;
}
.chip.chip-disabled:hover { transform: none; }
.chip.chip-disabled:active { transform: none; }
.start-btn {
  width: 100%;
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent2) 55%, #000));
  color: #fff;
  border: none;
  padding: 14px;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 800;
  cursor: pointer;
  margin-top: 4px;
  transition: opacity 0.18s, transform 0.12s;
}
.start-btn:hover { opacity: 0.88; }
.start-btn:active { transform: scale(0.97); opacity: 0.9; }
.warn-box {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid var(--red);
  border-radius: 10px;
  padding: 12px 14px;
  font-size: 0.82rem;
  color: var(--red);
  margin-bottom: 16px;
  display: none;
}
/* Quiz */
#view-quiz {
  max-width: 620px;
}
.quiz-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  gap: 8px;
  flex-wrap: wrap;
}
.quiz-stats {
  display: flex;
  gap: 8px;
}
.qstat {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 7px 13px;
  text-align: center;
}
.qstat-val {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.qstat-lbl {
  font-size: 0.62rem;
  color: var(--muted);
}
.qstat.ok .qstat-val {
  color: var(--green);
}
.qstat.err .qstat-val {
  color: var(--red);
}
.qstat.pts .qstat-val {
  color: var(--gold);
}
.quit-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
  padding: 7px 13px;
  border-radius: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
}
.quit-btn:hover {
  border-color: var(--red);
  color: var(--red);
}
.prog-wrap {
  background: var(--border);
  border-radius: 4px;
  height: 5px;
  margin-bottom: 8px;
  position: relative;
  overflow: hidden;
}
.prog-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 4px;
  transition: width 0.4s;
}
.prog-lbl {
  position: absolute;
  right: 0;
  top: -17px;
  font-size: 0.68rem;
  color: var(--muted);
}
.timer-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}
.ring-wrap {
  position: relative;
  width: 52px;
  height: 52px;
  flex-shrink: 0;
}
.ring {
  transform: rotate(-90deg);
}
.ring-bg {
  fill: none;
  stroke: var(--border);
  stroke-width: 5;
}
.ring-fg {
  fill: none;
  stroke: var(--accent2);
  stroke-width: 5;
  stroke-linecap: round;
}
.ring-num {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 800;
}
.pts-hint {
  font-size: 0.8rem;
  color: var(--muted);
}
.pts-hint span {
  color: var(--gold);
  font-size: 0.95rem;
  font-weight: 800;
}
.quiz-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
}
.quiz-img {
  width: 100%;
  background: var(--surface);
  padding: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.quiz-img img {
  max-height: 38vh;
  max-width: 100%;
  object-fit: contain;
  transition: opacity 0.15s;
}
.quiz-q {
  padding: 12px 20px 6px;
  font-size: 0.9rem;
  font-weight: 700;
}
.opts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  padding: 8px 20px 16px;
}
.opt {
  background: var(--surface);
  border: 2px solid var(--border);
  color: var(--text);
  padding: 12px 8px;
  border-radius: 10px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s;
  text-align: center;
}
.opt:hover:not(:disabled) {
  border-color: var(--accent2);
  background: rgba(6, 182, 212, 0.08);
}
.opt:active:not(:disabled) { transform: scale(0.97); }
.opt.correct {
  border-color: var(--green);
  background: rgba(16, 185, 129, 0.15);
  color: var(--green);
}
.opt.wrong {
  border-color: var(--red);
  background: rgba(239, 68, 68, 0.12);
  color: var(--red);
}
.feedback {
  padding: 6px 20px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.fb-msg {
  font-size: 0.85rem;
  font-weight: 700;
}
.fb-ok {
  color: var(--green);
}
.fb-fail {
  color: var(--red);
}
.fb-pts {
  font-size: 1rem;
  font-weight: 800;
  color: var(--gold);
  animation: popIn 0.3s ease;
}
.auto-bar-wrap {
  height: 4px;
  background: var(--border);
  margin: 0 20px 14px;
  border-radius: 2px;
  overflow: hidden;
}
.auto-bar {
  height: 100%;
  background: var(--accent2);
  border-radius: 2px;
}
/* Resultados */
#view-results {
  max-width: 540px;
  text-align: center;
}
.result-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 28px 20px;
  margin-bottom: 14px;
}
.r-trophy {
  font-size: 3.2rem;
  margin-bottom: 6px;
}
.r-name {
  font-size: 0.95rem;
  color: var(--muted);
}
.r-score {
  font-size: 3.8rem;
  font-weight: 800;
  line-height: 1;
  animation: popIn 0.5s ease;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}
.r-sub {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 16px;
}
.r-stats {
  display: flex;
  justify-content: center;
  gap: 20px;
}
.rs {
  text-align: center;
}
.rs-val {
  font-size: 1.5rem;
  font-weight: 800;
}
.rs-lbl {
  font-size: 0.68rem;
  color: var(--muted);
}
.rs.ok .rs-val {
  color: var(--green);
}
.rs.err .rs-val {
  color: var(--red);
}
.rs.acc .rs-val {
  color: var(--accent2);
}
.play-again {
  width: 100%;
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent2) 55%, #000));
  color: #fff;
  border: none;
  padding: 13px;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 800;
  cursor: pointer;
  margin-bottom: 12px;
  transition: opacity 0.18s, transform 0.12s;
}
.play-again:hover { opacity: 0.88; }
.play-again:active { transform: scale(0.97); opacity: 0.9; }
/* Ranking */
#view-ranking {
  max-width: 640px;
}
.prize-banner {
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.15), rgba(6, 182, 212, 0.15));
  border: 1px solid var(--accent);
  border-radius: 14px;
  padding: 16px 20px;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.prize-icon {
  font-size: 1.8rem;
  flex-shrink: 0;
}
.prize-text {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--gold);
  line-height: 1.4;
}
/* Palette bar */
.palette-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 14px;
}
.palette-bar-label {
  font-size: 0.75rem;
  color: var(--muted);
  white-space: nowrap;
  flex-shrink: 0;
}
.palette-select {
  flex: 1;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 10px;
  border-radius: 7px;
  font-size: 0.82rem;
  outline: none;
  cursor: pointer;
}
.palette-select:focus {
  border-color: var(--accent2);
}
/* Admin */
#view-admin {
  max-width: 720px;
}
.admin-toolbar {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
  flex-wrap: wrap;
  align-items: center;
}
.admin-search {
  flex: 1;
  min-width: 130px;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 9px 13px;
  border-radius: 9px;
  font-size: 0.85rem;
  outline: none;
}
.admin-search:focus {
  border-color: var(--accent2);
}
.btn {
  padding: 8px 14px;
  border-radius: 9px;
  border: none;
  font-weight: 700;
  font-size: 0.78rem;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.18s;
}
.btn:active { transform: scale(0.94); opacity: 0.85; }
.btn-primary {
  background: var(--accent);
  color: #fff;
}
.btn-primary:hover {
  background: #6d28d9;
}
.btn-secondary {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-secondary:hover {
  border-color: var(--accent2);
  color: var(--accent2);
}
.btn-danger {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--muted);
}
.btn-danger:hover {
  border-color: var(--red);
  color: var(--red);
}
.btn-sm {
  padding: 5px 9px;
  font-size: 0.7rem;
}
.section-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  margin-bottom: 18px;
}
.section-head {
  padding: 11px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  letter-spacing: 0.02em;
}
.model-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}
.model-row:hover {
  background: rgba(124, 58, 237, 0.05);
}
.model-thumb {
  width: 46px;
  height: 46px;
  border-radius: 8px;
  object-fit: contain;
  background: var(--surface);
  flex-shrink: 0;
}
.model-thumb-empty {
  width: 46px;
  height: 46px;
  border-radius: 8px;
  background: var(--surface);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  border: 1px dashed var(--border);
}
.model-info {
  flex: 1;
  min-width: 0;
}
.model-name {
  font-weight: 700;
  font-size: 0.84rem;
}
.model-meta {
  font-size: 0.68rem;
  color: var(--muted);
  margin-top: 2px;
}
.model-actions {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}
.sync-badge {
  font-size: 0.7rem;
  padding: 3px 10px;
  border-radius: 10px;
  font-weight: 700;
}
.sync-ok {
  background: rgba(16, 185, 129, 0.15);
  color: var(--green);
}
.sync-err {
  background: rgba(239, 68, 68, 0.12);
  color: var(--red);
}
.sync-loading {
  background: rgba(6, 182, 212, 0.12);
  color: var(--accent2);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(155px, 1fr));
  gap: 10px;
  margin-bottom: 16px;
}
.stat-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
}
.stat-card-val {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 2px;
  letter-spacing: 0.01em;
}
.stat-card-lbl {
  font-size: 0.7rem;
  color: var(--muted);
  font-weight: 600;
}
.stat-card.gold .stat-card-val {
  color: var(--gold);
}
.stat-card.green .stat-card-val {
  color: var(--green);
}
.stat-card.blue .stat-card-val {
  color: var(--accent2);
}
.atab {
  padding: 10px 16px;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--muted);
  border-bottom: 3px solid transparent;
  white-space: nowrap;
}
.atab:hover {
  color: var(--text);
}
.atab-active {
  color: var(--accent2);
  border-bottom-color: var(--accent2);
}
/* Modales */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 500;
  background: rgba(0, 0, 0, 0.88);
  align-items: center;
  justify-content: center;
}
.modal.open {
  display: flex;
}
.modal-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px;
  max-width: 400px;
  width: 92%;
  max-height: 90vh;
  overflow-y: auto;
  scrollbar-width: none;
}
.modal-box::-webkit-scrollbar { display: none; }
.modal-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 14px;
  letter-spacing: 0.02em;
}
.modal-group {
  margin-bottom: 13px;
}
.modal-label {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
  display: block;
}
.modal-input {
  width: 100%;
  background: var(--surface);
  border: 2px solid var(--border);
  color: var(--text);
  padding: 10px 13px;
  border-radius: 9px;
  font-size: 0.9rem;
  outline: none;
}
.modal-input:focus {
  border-color: var(--accent2);
}
.img-preview {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80px;
  margin-bottom: 8px;
}
.img-preview img {
  max-height: 150px;
  max-width: 100%;
  object-fit: contain;
  border-radius: 6px;
}
.upload-label {
  display: block;
  background: var(--surface);
  border: 1px dashed var(--border);
  color: var(--accent2);
  padding: 9px;
  border-radius: 9px;
  text-align: center;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 700;
}
.upload-label:hover {
  border-color: var(--accent2);
}
.modal-btns {
  display: flex;
  gap: 8px;
  margin-top: 8px;
}
.modal-btns .btn {
  flex: 1;
  padding: 10px;
}
.photos-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  max-height: 280px;
  overflow-y: auto;
  margin-bottom: 12px;
}
.photo-wrap {
  position: relative;
  width: 78px;
  height: 78px;
}
.photo-wrap img {
  width: 78px;
  height: 78px;
  object-fit: contain;
  border-radius: 8px;
  background: var(--surface);
  border: 1px solid var(--border);
}
.photo-del {
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--red);
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 20px;
  height: 20px;
  font-size: 0.68rem;
  cursor: pointer;
  font-weight: 800;
}
.no-data, .loading {
  padding: 22px;
  text-align: center;
  color: var(--muted);
  font-size: 0.82rem;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
}
thead th {
  padding: 8px 12px;
  font-size: 0.67rem;
  font-weight: 700;
  color: var(--muted);
  text-align: left;
  background: var(--surface);
}
tbody td {
  padding: 8px 12px;
  border-top: 1px solid var(--border);
}
/* Mejorar el formato del nombre en lightbox */
.lb-name {
  padding: 12px 20px;
  text-align: center;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text);
  background: rgba(0,0,0,0.2);
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 4px;
  letter-spacing: 0.02em;
}

/* Contador de fotos dentro del nombre */
.lb-name .counter {
  font-size: 0.75rem;
  color: var(--muted);
  font-weight: 400;
}

/* Título DATOS CURIOSOS más visible */
.lb-data-title {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--gold);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
  margin-top: 8px;
  border-left: 3px solid var(--gold);
  padding-left: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.lb-data-title::before {
  content: "📝";
  font-size: 0.85rem;
}

/* Mensaje "sin datos" mejor presentado */
.no-data {
  padding: 20px;
  text-align: center;
  color: var(--muted);
  font-size: 0.82rem;
  font-style: italic;
  background: rgba(0,0,0,0.2);
  border-radius: 10px;
  margin: 8px 0;
}

/* Foto meta (quién subió) */
.lb-photo-meta {
  font-size: 0.72rem;
  color: var(--muted);
  text-align: center;
  padding: 5px 16px;
  background: rgba(0,0,0,0.15);
  border-bottom: 1px solid var(--border);
}

/* Botones dentro de mini-forms */
.lb-mini-btn {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
}
.lb-mini-btn-ok {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ===== MUERTE SÚBITA ===== */
#sd-overlay {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9500;
  background: #03030a;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
#sd-overlay.open {
  display: flex;
}
.sd-box {
  width: 100%;
  max-width: 480px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.sd-header {
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 5px;
  text-align: center;
  animation: sdPulse 0.9s ease-in-out infinite;
}
@keyframes sdPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.75; transform: scale(0.97); }
}
.sd-sub {
  font-size: 0.82rem;
  color: var(--muted);
  text-align: center;
}
.sd-pts-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  line-height: 1;
}
.sd-pts-label {
  font-size: 0.65rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 2px;
}
.sd-pts-val {
  font-size: 3.8rem;
  font-weight: 900;
  color: var(--accent2);
  font-variant-numeric: tabular-nums;
  transition: color 0.4s;
  min-width: 4ch;
  text-align: center;
}
.sd-pts-val.low { color: var(--gold); }
.sd-pts-val.critical { color: var(--red); }
.sd-img-wrap {
  width: 100%;
  background: var(--surface);
  border-radius: 14px;
  border: 2px solid var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 180px;
  max-height: 240px;
  overflow: hidden;
}
.sd-img-wrap img {
  max-height: 240px;
  max-width: 100%;
  object-fit: contain;
}
.sd-opts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  width: 100%;
}
.sd-result {
  font-size: 1.05rem;
  font-weight: 700;
  text-align: center;
  padding: 10px 16px;
  background: var(--surface);
  border-radius: 10px;
  border: 1px solid var(--border);
  width: 100%;
  line-height: 1.6;
}

/* ===== RESPONSIVE MOBILE ===== */
@media (max-width: 600px) {
  nav {
    overflow-x: hidden;
  }
  .nav-tab {
    flex: 1;
    padding: 13px 4px;
    font-size: 0.7rem;
    text-align: center;
  }
  .view {
    padding: 14px 12px;
  }
  .grid {
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 8px;
  }
  .section-box {
    overflow-x: auto;
  }
  table {
    min-width: 460px;
  }
  #lb-body table {
    min-width: 0;
  }
  .lb-box {
    width: 96%;
    max-height: 96vh;
  }
  .quiz-img img {
    max-height: 26vh;
  }
  .opts {
    gap: 6px;
    padding: 6px 12px 12px;
  }
  .opt {
    font-size: 0.72rem;
    padding: 10px 6px;
  }
  .setup-card {
    padding: 18px 14px;
  }
  .r-score {
    font-size: 2.8rem;
    letter-spacing: -0.01em;
  }
  .stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  }
}

/* ========== QUIZ TYPE MIX GRID (admin) ========== */
.mix-grid {
  display: flex;
  flex-direction: column;
  gap: 7px;
  margin-bottom: 8px;
}
.mix-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--text);
}
.mix-row span:first-child {
  width: 110px;
  flex-shrink: 0;
}
.mix-input {
  width: 70px !important;
  text-align: center;
  padding: 6px 8px !important;
}
.mix-total {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--green);
  margin-top: 4px;
}

/* ========== MODE BANNER (setup) ========== */
.mode-banner {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 16px;
  line-height: 1.35;
}
.mode-banner.mode-comp {
  background: rgba(16,185,129,0.1);
  border: 1px solid rgba(16,185,129,0.3);
  color: var(--green);
}
.mode-banner.mode-practice {
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.25);
  color: var(--gold);
}

/* ========== CHIPS SMALL (tipo de preguntas) ========== */
.chips-small .chip {
  font-size: 0.72rem;
  padding: 5px 11px;
  gap: 0;
}

/* ========== APORTAR PREGUNTA ========== */
.submit-q-btn {
  display: block;
  width: 100%;
  margin-top: 10px;
  padding: 12px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: border-color 0.18s, color 0.18s;
  text-align: center;
}
.submit-q-btn:active {
  transform: scale(0.97);
  opacity: 0.8;
}
.submit-q-btn:hover {
  border-color: var(--accent2);
  color: var(--accent2);
}

/* ========== PENDING QUESTION CARDS ========== */
.pending-q-card {
  display: flex;
  gap: 12px;
  padding: 14px;
  border-bottom: 1px solid var(--border);
}
.pending-q-card:last-child {
  border-bottom: none;
}
.pending-q-img {
  width: 90px;
  height: 90px;
  object-fit: cover;
  border-radius: 8px;
  flex-shrink: 0;
  background: var(--surface);
}
.pending-q-body {
  flex: 1;
  min-width: 0;
}
.pending-q-type {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  font-size: 0.66rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 5px;
}
.pending-q-text {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 6px;
  line-height: 1.35;
}
.pending-q-answers {
  display: flex;
  flex-direction: column;
  gap: 3px;
  margin-bottom: 6px;
}
.pqa {
  font-size: 0.74rem;
  padding: 3px 8px;
  border-radius: 5px;
  background: var(--surface);
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.pqa.correct {
  background: rgba(16, 185, 129, 0.15);
  color: var(--green);
  font-weight: 700;
}
.pending-q-meta {
  font-size: 0.72rem;
  color: var(--muted);
}