/* ============ PRACTICE — inicio ============ */


/* ── Overview: lista de grupos ── */

.prac-wrap {
  max-width: 680px;
  margin: 0 auto;
  padding: 0.75rem 1rem 3rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.prac-header {
  display: flex;
  align-items: center;
  margin-bottom: 0.1rem;
}
.prac-level-badge {
  background: var(--accent, #6366f1);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 800;
  padding: 3px 10px;
  border-radius: 99px;
  letter-spacing: 0.06em;
}


.prac-groups {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

/* Card de grupo */
.prac-group-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--card-bg, #fff);
  border: 1.5px solid var(--border, #e2e8f0);
  border-left: 4px solid var(--gc, #6366f1);
  border-radius: 16px;
  padding: 0.9rem 1rem;
  cursor: pointer;
  transition: transform 0.15s, box-shadow 0.15s;
}
.prac-group-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.08);
}

.prac-group-left {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 1;
  min-width: 0;
}
.prac-group-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}
.prac-group-info {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  min-width: 0;
}
.prac-group-name {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text);
}
.prac-group-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
}
.prac-group-count {
  font-size: 0.7rem;
  color: var(--text-muted);
  opacity: 0.7;
}

.prac-group-right {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.25rem;
  flex-shrink: 0;
  min-width: 70px;
}
.prac-group-pct {
  font-size: 1rem;
  font-weight: 800;
  color: var(--gc, #6366f1);
}
.prac-group-bar {
  width: 64px; height: 5px;
  background: var(--border, #e2e8f0);
  border-radius: 3px;
  overflow: hidden;
}
.prac-group-fill {
  height: 100%;
  background: var(--gc, #6366f1);
  border-radius: 3px;
  transition: width 0.4s ease;
}
.prac-group-stats {
  display: flex;
  gap: 0.35rem;
}
.prac-stat {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 4px;
}
.prac-stat--green  { background: rgba(16,185,129,0.12); color: #10b981; }
.prac-stat--blue   { background: rgba(59,130,246,0.12);  color: #3b82f6; }
.prac-stat--gray   { background: var(--border, #e2e8f0); color: var(--text-muted); }

.prac-reset-inline {
  display: flex;
  justify-content: flex-end;
  margin-top: -4px;
  padding-right: 4px;
}
.prac-reset-btn-inline {
  background: none;
  border: none;
  font-size: 0.7rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  opacity: 0.6;
  transition: background 0.15s, opacity 0.15s;
}
.prac-reset-btn-inline:hover {
  background: rgba(239,68,68,0.07);
  color: #ef4444;
  opacity: 1;
}


/* ── Sesión de estudio ── */

.prac-study-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem 2rem;
  max-width: 480px;
  margin: 0 auto;
  min-height: calc(100dvh - 140px);
}

.prac-session-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
}
.prac-exit-btn {
  flex-shrink: 0;
  padding: 6px 10px;
  font-size: 1rem;
}
.prac-session-progress {
  flex: 1;
  height: 6px;
  background: var(--border, #e2e8f0);
  border-radius: 3px;
  overflow: hidden;
}
.prac-session-fill {
  height: 100%;
  background: var(--accent, #6366f1);
  border-radius: 3px;
  transition: width 0.3s ease;
}
.prac-session-count {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
}

.prac-card-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
}
.prac-letter-badge {
  font-size: 1rem;
  font-weight: 800;
  padding: 3px 12px;
  border-radius: 99px;
  letter-spacing: 0.04em;
}
.prac-review-badge {
  font-size: 0.7rem;
  font-weight: 600;
  color: #f59e0b;
  background: rgba(245,158,11,0.1);
  padding: 3px 10px;
  border-radius: 99px;
  border: 1px solid rgba(245,158,11,0.25);
}
.prac-repeat-badge {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 99px;
}
.prac-repeat-badge--red  { color: #ef4444; background: rgba(239,68,68,0.1);  border: 1px solid rgba(239,68,68,0.25); }
.prac-repeat-badge--blue { color: #3b82f6; background: rgba(59,130,246,0.1); border: 1px solid rgba(59,130,246,0.25); }


/* ── Card con flip ── */

.prac-card-container {
  width: 100%;
  max-width: 360px;
  height: 340px;
  perspective: 1000px;
  cursor: pointer;
  flex-shrink: 0;
  /* Evitar selección de texto al hacer drag */
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
}

.prac-card {
  width: 100%; height: 100%;
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  border-radius: 24px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.12);
  user-select: none;
  -webkit-user-select: none;
}
.prac-card--flipped { transform: rotateY(180deg); }

.prac-card-front,
.prac-card-back {
  position: absolute;
  inset: 0;
  border-radius: 24px;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  gap: 0.5rem;
  overflow: hidden;
}

/* Frente: limpio y centrado */
.prac-card-front {
  background: var(--card-bg, #fff);
  border: 2px solid var(--border, #e2e8f0);
}

/* Dorso: gradiente suave */
.prac-card-back {
  background: linear-gradient(160deg, var(--card-bg, #fff) 0%, rgba(99,102,241,0.04) 100%);
  border: 2px solid rgba(99,102,241,0.15);
  transform: rotateY(180deg);
  justify-content: flex-start;
  padding-top: 1.25rem;
}

.prac-card-emoji {
  font-size: 3.5rem;
  line-height: 1;
  margin-bottom: 0.25rem;
}
.prac-card-emoji--sm { font-size: 2rem; }

.prac-card-word {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text);
  text-align: center;
}
.prac-card-word--sm { font-size: 1.2rem; font-weight: 700; }

.prac-card-hint {
  font-size: 0.72rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
  opacity: 0.6;
}
.prac-swipe-hint-inline {
  display: flex;
  gap: 1rem;
  font-size: 0.65rem;
  color: var(--text-muted);
  opacity: 0.45;
  margin-top: 0.25rem;
}
.prac-swipe-hint-inline span:first-child  { color: #ef4444; opacity: 0.6; }
.prac-swipe-hint-inline span:nth-child(2) { color: #3b82f6; opacity: 0.6; }
.prac-swipe-hint-inline span:last-child   { color: #10b981; opacity: 0.6; }

.prac-card-phonetic {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-style: italic;
}

.prac-card-translation {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent, #6366f1);
  text-align: center;
}

.prac-card-examples {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  width: 100%;
  margin-top: 0.5rem;
}
.prac-example {
  background: rgba(0,0,0,0.03);
  border-radius: 10px;
  padding: 0.4rem 0.6rem;
  font-size: 0.75rem;
}
.prac-ex-original    { color: var(--text); font-weight: 500; }
.prac-ex-translation { color: var(--text-muted); font-style: italic; margin-top: 2px; }

.prac-audio-btn {
  background: rgba(0,0,0,0.05);
  border: 1px solid var(--border, #e2e8f0);
  border-radius: 50%;
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  transition: background 0.15s;
  margin-top: 0.25rem;
}
.prac-audio-btn:hover { background: rgba(99,102,241,0.1); color: var(--accent, #6366f1); }


/* ── 3 botones de estado ── */

.prac-state-btns {
  display: flex;
  gap: 0.6rem;
  width: 100%;
  max-width: 360px;
}
.prac-state-btns.hidden { display: none; }

.prac-state-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  padding: 0.7rem 0.5rem;
  border-radius: 14px;
  border: none;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.1s, opacity 0.15s;
  font-family: inherit;
}
.prac-state-btn:active { transform: scale(0.95); }

.prac-state-icon { font-size: 1.1rem; line-height: 1; }

.prac-state-btn--red   { background: rgba(239,68,68,0.1);   color: #ef4444; }
.prac-state-btn--blue  { background: rgba(59,130,246,0.1);  color: #3b82f6; }
.prac-state-btn--green { background: rgba(16,185,129,0.1);  color: #10b981; }

.prac-state-btn--red:hover   { background: rgba(239,68,68,0.2);  }
.prac-state-btn--blue:hover  { background: rgba(59,130,246,0.2); }
.prac-state-btn--green:hover { background: rgba(16,185,129,0.2); }

/* Hint de swipe */
.prac-swipe-hint {
  display: flex;
  gap: 1.5rem;
  font-size: 0.68rem;
  color: var(--text-muted);
  opacity: 0.5;
}


/* ── Sesión completada ── */

.prac-complete-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  padding: 2rem 1.5rem;
  max-width: 400px;
  margin: 0 auto;
  text-align: center;
}
.prac-complete-icon  { font-size: 3.5rem; }
.prac-complete-title { font-size: 1.3rem; font-weight: 800; color: var(--text); margin: 0; }
.prac-complete-group { font-size: 0.88rem; color: var(--text-muted); }

.prac-complete-stats {
  display: flex;
  gap: 1rem;
  margin: 0.5rem 0;
}
.prac-complete-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.2rem;
  padding: 0.75rem 1.25rem;
  border-radius: 14px;
  font-size: 0.75rem;
  font-weight: 600;
}
.prac-complete-num { font-size: 1.8rem; font-weight: 800; line-height: 1; }
.prac-complete-stat--green { background: rgba(16,185,129,0.1); color: #10b981; }
.prac-complete-stat--blue  { background: rgba(59,130,246,0.1); color: #3b82f6; }
.prac-complete-stat--red   { background: rgba(239,68,68,0.1);  color: #ef4444; }

.prac-complete-bar {
  width: 100%; height: 8px;
  background: var(--border, #e2e8f0);
  border-radius: 4px;
  overflow: hidden;
}
.prac-complete-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent, #6366f1), #10b981);
  border-radius: 4px;
  transition: width 1s ease;
}
.prac-complete-pct {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.prac-complete-btns {
  display: flex;
  gap: 0.75rem;
  margin-top: 0.5rem;
  width: 100%;
}
.prac-complete-btns .school-back-btn { flex: 1; text-align: center; }
.prac-complete-btns .smp-translate-btn { flex: 2; justify-content: center; }


/* ── Dark mode ── */

.dark-mode .prac-group-card   { border-color: rgba(255,255,255,.08); }
.dark-mode .prac-card-front   { border-color: rgba(255,255,255,.08); }
.dark-mode .prac-card-back    { border-color: rgba(129,140,248,.2); }
.dark-mode .prac-example      { background: rgba(255,255,255,.04); }
.dark-mode .prac-state-btn--red   { background: rgba(239,68,68,0.15);  }
.dark-mode .prac-state-btn--blue  { background: rgba(59,130,246,0.15); }
.dark-mode .prac-state-btn--green { background: rgba(16,185,129,0.15); }
.dark-mode .prac-group-bar    { background: rgba(255,255,255,.1); }
.dark-mode .prac-session-progress { background: rgba(255,255,255,.1); }
.dark-mode .prac-complete-bar { background: rgba(255,255,255,.1); }
.dark-mode .prac-audio-btn    { border-color: rgba(255,255,255,.1); }



/* ── Dialogue cards ── */

.prac-card--dialogue .prac-card-front,
.prac-card-front--dialogue {
  background: linear-gradient(160deg, #f0f4ff 0%, #e8eeff 100%);
  border: 2px solid #c7d2fe;
}
.dark-mode .prac-card-front--dialogue {
  background: linear-gradient(160deg, #1e1b4b 0%, #312e81 100%);
  border-color: #4338ca;
}

.prac-card-back--dialogue {
  background: var(--card-bg, #fff);
  border: 2px solid #c7d2fe;
  justify-content: flex-start;
  padding-top: 1.25rem;
  overflow-y: auto;
}

.prac-dialogue-context {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-style: italic;
  text-align: center;
  margin-bottom: 0.5rem;
}

.prac-dialogue-preview {
  font-size: 0.9rem;
  color: var(--text);
  text-align: center;
  line-height: 1.5;
  padding: 0.5rem 0.75rem;
  background: rgba(99,102,241,0.06);
  border-radius: 10px;
  width: 100%;
  box-sizing: border-box;
}

.prac-dialogue-full {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.prac-dlg-line {
  font-size: 0.85rem;
  line-height: 1.45;
  padding: 0.3rem 0;
  border-bottom: 1px solid var(--border, #f1f5f9);
}
.prac-dlg-line:last-child { border-bottom: none; }

.prac-dlg-speaker {
  font-weight: 700;
  color: var(--accent, #6366f1);
  margin-right: 0.35rem;
}

.prac-dlg-text { color: var(--text); }

.prac-dialogue-note {
  margin-top: 0.75rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  background: rgba(99,102,241,0.06);
  border-radius: 10px;
  padding: 0.5rem 0.75rem;
  width: 100%;
  box-sizing: border-box;
  line-height: 1.4;
}


/* ── Word list button on group card ── */

.prac-wordlist-btn {
  background: none;
  border: 1px solid var(--border, #e2e8f0);
  border-radius: 8px;
  padding: 3px 7px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.15s;
  align-self: flex-start;
  margin-bottom: 0.25rem;
}
.prac-wordlist-btn:hover {
  background: rgba(99,102,241,0.08);
  border-color: var(--accent, #6366f1);
}


/* ── Word list floating panel ── */

.prac-wordlist-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(4px);
}

.prac-wordlist-panel {
  background: var(--card-bg, #fff);
  border-radius: 24px 24px 0 0;
  width: 100%;
  max-width: 500px;
  max-height: 80dvh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 -8px 32px rgba(0,0,0,0.15);
  animation: slideUp 0.25s ease;
}
@keyframes slideUp {
  from { transform: translateY(100%); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

.prac-wordlist-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem 0.75rem;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text);
  border-bottom: 1px solid var(--border, #f1f5f9);
}

.prac-wordlist-close {
  background: var(--border, #f1f5f9);
  border: none;
  width: 28px; height: 28px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 0.85rem;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
  transition: background 0.15s;
}
.prac-wordlist-close:hover { background: var(--border, #e2e8f0); }

.prac-wordlist-body {
  overflow-y: auto;
  padding: 0.5rem 1rem 2rem;
  flex: 1;
}

.prac-wordlist-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--border, #f8fafc);
  font-size: 0.88rem;
}
.prac-wordlist-item:last-child { border-bottom: none; }
.prac-wordlist-item--dlg { color: var(--text-muted); font-style: italic; }

.prac-wl-emoji { font-size: 1rem; flex-shrink: 0; min-width: 24px; }
.prac-wl-word  { flex: 1; font-weight: 600; color: var(--text); }
.prac-wl-trans { color: var(--text-muted); font-size: 0.8rem; }

.prac-wordlist-divider {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  padding: 0.75rem 0 0.25rem;
}

/* Dark mode */
.dark-mode .prac-wordlist-panel { box-shadow: 0 -8px 32px rgba(0,0,0,0.5); }
.dark-mode .prac-wordlist-close { background: rgba(255,255,255,.1); }



/* ── Título centrado + tabs centrados ── */

.prac-title-centered {
  text-align: center;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--text);
  margin: 0.25rem 0 0.6rem;
}

.prac-level-tabs-centered {
  display: flex;
  gap: 0.4rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.prac-level-tab {
  padding: 5px 16px;
  border-radius: 99px;
  border: 1.5px solid var(--border, #e2e8f0);
  background: none;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
  letter-spacing: 0.04em;
}
.prac-level-tab:hover {
  border-color: var(--accent, #6366f1);
  color: var(--accent, #6366f1);
}
.prac-level-tab.active {
  background: var(--accent, #6366f1);
  border-color: var(--accent, #6366f1);
  color: #fff;
}




/* ── Bottom bar: Reiniciar + Palabras del módulo ── */

.prac-bottom-bar {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.5rem;
  padding-top: 0.5rem;
}

.prac-module-words-btn {
  background: var(--card-bg, #fff);
  border: 1.5px solid var(--accent, #6366f1);
  border-radius: 12px;
  padding: 8px 16px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent, #6366f1);
  cursor: pointer;
  transition: background 0.15s;
  font-family: inherit;
}
.prac-module-words-btn:hover {
  background: rgba(99,102,241,0.07);
}


/* ── Group header inside word list panel ── */

.prac-wordlist-group-header {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  padding: 0.85rem 0 0.3rem;
  border-top: 1px solid var(--border, #f1f5f9);
  margin-top: 0.25rem;
}
.prac-wordlist-group-header:first-child {
  border-top: none;
  padding-top: 0.25rem;
}

/* Dark mode */
.dark-mode .prac-level-tab { border-color: rgba(255,255,255,.1); }
.dark-mode .prac-module-words-btn { background: transparent; border-color: var(--accent, #818cf8); }



/* ── Imágenes en flashcards ── */

.prac-card-img {
  width: 130px;
  height: 130px;
  object-fit: contain;
  border-radius: 12px;
  margin-bottom: 0.25rem;
  /* Sombra suave para imágenes sin fondo */
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.10));
}

.prac-card-img--sm {
  width: 64px;
  height: 64px;
  border-radius: 8px;
  filter: drop-shadow(0 1px 4px rgba(0,0,0,0.10));
}

/* Imagen en el panel de palabras */
.prac-wl-img {
  width: 28px;
  height: 28px;
  object-fit: contain;
  border-radius: 4px;
  flex-shrink: 0;
  filter: drop-shadow(0 1px 3px rgba(0,0,0,0.08));
}

/* Dark mode: sombra más pronunciada para imágenes transparentes */
.dark-mode .prac-card-img,
.dark-mode .prac-card-img--sm {
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.35));
}

/* ============ PRACTICE — fin ============ */
/* ============ RULE / TF / FILL / ODD CARDS ============ */

/* Carta tipo regla — más alta para el texto */
.prac-card--rule {
  min-height: 340px;
}

/* Front de regla */
.prac-card-front--rule {
  gap: 0.55rem;
  padding: 1.25rem 1rem 1rem;
}
.prac-rule-front {
  font-size: 0.82rem;
  color: var(--text-muted, #666);
  line-height: 1.55;
  text-align: center;
  max-width: 280px;
}

/* Botones T/F decorativos */
.prac-tf-btns {
  display: flex;
  gap: 0.6rem;
  margin-top: 0.25rem;
}
.prac-tf-btn {
  padding: 0.3rem 0.85rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  border: 1.5px solid var(--border, #e0e0e0);
  color: var(--text-muted, #888);
  cursor: default;
}

/* Opciones del intruso */
.prac-odd-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.4rem 0.7rem;
  margin-top: 0.3rem;
}
.prac-odd-opt {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text, #222);
  padding: 0.25rem 0.5rem;
  background: var(--surface, #f5f5f5);
  border-radius: 8px;
  border: 1px solid var(--border, #e0e0e0);
  text-align: center;
}

/* Back de regla */
.prac-card-back--rule {
  gap: 0.6rem;
  padding: 1.1rem 1rem;
}
.prac-rule-items {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  width: 100%;
}
.prac-rule-item {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text, #222);
  padding: 0.3rem 0.6rem;
  border-radius: 8px;
  background: var(--surface, #f5f5f5);
  border: 1px solid var(--border, #e0e0e0);
  text-align: left;
}
.prac-rule-item--hl {
  background: rgba(251,191,36,0.18);
  border-color: #f59e0b;
  color: #92400e;
}

/* Respuesta grande (T/F, fill, odd) */
.prac-rule-answer {
  font-size: 1.1rem;
  font-weight: 700;
  padding: 0.45rem 1rem;
  border-radius: 10px;
  text-align: center;
}
.prac-rule-answer--true  { background: rgba(39,174,96,0.12);  color: #27ae60; }
.prac-rule-answer--false { background: rgba(239,68,68,0.10);  color: #ef4444; }
.prac-rule-answer--fill  { background: rgba(99,102,241,0.10); color: var(--primary, #6366f1); }

/* Explicación */
.prac-rule-explanation {
  font-size: 0.78rem;
  color: var(--text-muted, #666);
  line-height: 1.5;
  text-align: center;
  max-width: 280px;
}

/* Dark mode */
.dark-mode .prac-rule-item--hl { color: #fde68a; }
.dark-mode .prac-rule-item     { background: rgba(255,255,255,0.05); }
.dark-mode .prac-odd-opt       { background: rgba(255,255,255,0.05); }

/* ============ FLASHCARDS — grupos propios ============ */

.fc-form-card {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  background: var(--card-bg, #fff);
  border: 1.5px solid var(--border, #e2e8f0);
  border-radius: 16px;
  padding: 1.25rem;
  max-width: 480px;
  margin: 0 auto 1rem;
}
.fc-form-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted, #666);
  margin-top: 0.5rem;
}
.fc-form-label:first-child { margin-top: 0; }

.fc-color-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.fc-color-dot {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  padding: 0;
  transition: transform 0.15s, border-color 0.15s;
}
.fc-color-dot:hover { transform: scale(1.1); }
.fc-color-dot.active {
  border-color: var(--text, #1a1a1a);
  transform: scale(1.12);
}

.fc-plan-hint {
  font-size: 0.78rem;
  color: var(--text-muted, #666);
  background: rgba(99,102,241,0.08);
  border-radius: 10px;
  padding: 0.5rem 0.7rem;
  margin: 0.25rem 0 0;
}

.fc-group-dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  vertical-align: middle;
  margin-right: 0.3rem;
}

.fc-cards-count {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted, #666);
  margin: -0.5rem 0 1rem;
}

.fc-cap-note {
  max-width: 480px;
  margin: 0 auto 1rem;
  background: rgba(245,158,11,0.1);
  color: #d97706;
  border-radius: 12px;
  padding: 0.7rem 1rem;
  font-size: 0.82rem;
  text-align: center;
}

.fc-added-list {
  max-width: 480px;
  margin: 0 auto 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.fc-added-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--card-bg, #fff);
  border: 1px solid var(--border, #e2e8f0);
  border-radius: 12px;
  padding: 0.5rem 0.7rem;
}
.fc-added-thumb {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  object-fit: cover;
  flex-shrink: 0;
}
.fc-added-text { flex: 1; min-width: 0; font-size: 0.85rem; color: var(--text); }
.fc-added-phonetic {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted, #666);
  font-style: italic;
}
.fc-added-del {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-muted, #666);
  font-size: 1rem;
  padding: 0.2rem 0.4rem;
  border-radius: 8px;
  flex-shrink: 0;
}
.fc-added-del:hover { background: rgba(239,68,68,0.1); color: #ef4444; }

.fc-finish-btn {
  max-width: 480px;
  display: block;
  margin: 0.5rem auto 0;
}

.fc-badge {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  vertical-align: middle;
  margin-left: 0.4rem;
}
.fc-badge--public   { background: rgba(39,174,96,0.12);  color: #27ae60; }
.fc-badge--pending   { background: rgba(245,158,11,0.12); color: #d97706; }
.fc-badge--rejected  { background: rgba(239,68,68,0.1);   color: #dc2626; }

.fc-group-notes {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted, #666);
  max-width: 480px;
  margin: -0.5rem auto 1rem;
}

.prac-custom-img {
  max-width: 160px;
  max-height: 160px;
  border-radius: 12px;
  object-fit: cover;
  margin: 0 auto 0.5rem;
  display: block;
}

.dark-mode .fc-form-card,
.dark-mode .fc-added-item { background: rgba(255,255,255,0.04); border-color: rgba(255,255,255,.1); }
.dark-mode .fc-color-dot.active { border-color: #fff; }

/* ============ RULE CARDS — fin ============ */