/* ============================================================
   PÁGINA DE BINGO MUSICAL — Estilos específicos
   ============================================================ */

/* ---- Hero ---- */
.bingo-hero {
  background: linear-gradient(135deg, #0A0A2E, #1A1060, #2A2A8A, #1A3A7A);
  display: flex;
  align-items: center;
  padding-top: 100px;
  padding-bottom: 60px;
  position: relative;
  overflow: hidden;
}

.bingo-hero::before {
  content: '';
  position: absolute;
  top: -40%;
  right: -5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(245,200,66,.2) 0%, transparent 70%);
  border-radius: 50%;
}

.bingo-hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(46,204,113,.12) 0%, transparent 70%);
  border-radius: 50%;
}

.bingo-hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.bingo-hero__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(245,200,66,.2);
  color: #F5C842;
  padding: 8px 20px;
  border-radius: 99px;
  font-size: .9rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.bingo-hero__title {
  color: white;
  margin-bottom: 16px;
}

.bingo-hero__title em {
  color: #F5C842;
  font-style: normal;
}

.bingo-hero__desc {
  color: rgba(255,255,255,.85);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ---- Paneles ---- */
.bingo-panel {
  background: white;
  border-radius: var(--radio-lg);
  box-shadow: var(--sombra);
  padding: 32px;
  margin-bottom: 24px;
}

.bingo-panel__header {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 2px solid var(--gris-md);
}

.bingo-panel__header h2 {
  font-size: 1.25rem;
  color: var(--negro);
  margin-bottom: 6px;
}

.bingo-panel__header p {
  color: var(--gris-dk);
  font-size: .9rem;
}

/* ---- Textarea de canciones ---- */
.bingo-textarea {
  width: 100%;
  min-height: 130px;
  padding: 14px 16px;
  border: 2px solid var(--gris-md);
  border-radius: var(--radio);
  font-family: var(--fuente);
  font-size: .95rem;
  line-height: 1.6;
  resize: vertical;
  transition: border-color .2s;
  color: var(--texto);
}

.bingo-textarea:focus {
  outline: none;
  border-color: #2A2A8A;
}

.bingo-add-actions {
  display: flex;
  gap: 12px;
  margin-top: 12px;
  flex-wrap: wrap;
}

.bingo-hint {
  font-size: .8rem;
  color: var(--gris-dk);
  margin-top: 6px;
}

/* ---- Lista de canciones ---- */
.songs-list-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 20px 0 12px;
  padding-top: 20px;
  border-top: 2px solid var(--gris-md);
}

.songs-count {
  font-weight: 700;
  font-size: .95rem;
  color: var(--negro);
}

.songs-min-hint {
  font-size: .82rem;
  padding: 3px 10px;
  border-radius: 99px;
  font-weight: 600;
}

.songs-min-hint--ok {
  background: rgba(46,204,113,.15);
  color: #1A7A3A;
}

.songs-min-hint--pending {
  background: rgba(232,67,26,.1);
  color: var(--naranja);
}

.songs-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 6px;
  max-height: 320px;
  overflow-y: auto;
  padding: 4px;
}

.song-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--gris-cl);
  border-radius: var(--radio);
  padding: 8px 10px;
  transition: background .15s;
}

.song-item:hover { background: #EAEBEF; }

.song-num {
  background: #2A2A8A;
  color: white;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .7rem;
  font-weight: 700;
  flex-shrink: 0;
}

.song-name {
  flex: 1;
  font-size: .85rem;
  font-weight: 600;
  color: var(--negro);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.song-delete {
  background: none;
  border: none;
  color: var(--gris-dk);
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
  padding: 2px 4px;
  border-radius: 4px;
  transition: color .15s, background .15s;
  flex-shrink: 0;
}

.song-delete:hover {
  color: var(--naranja);
  background: rgba(232,67,26,.1);
}

/* Canción que supera el límite de caracteres */
.song-item--warning {
  border: 1.5px solid rgba(232,67,26,.4);
  background: rgba(232,67,26,.06);
}
.song-item--warning .song-num {
  background: var(--naranja);
}
.song-item--warning .song-name {
  color: var(--naranja);
  font-weight: 700;
}
.song-char-count {
  font-size: .7rem;
  color: var(--naranja);
  font-weight: 700;
  flex-shrink: 0;
  white-space: nowrap;
}

/* ---- Panel de configuración ---- */
.bingo-config {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 24px;
}

.config-field label {
  display: block;
  font-size: .82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--gris-dk);
  margin-bottom: 8px;
}

.config-input-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.config-input {
  width: 90px;
  padding: 10px 14px;
  border: 2px solid var(--gris-md);
  border-radius: var(--radio);
  font-family: var(--fuente);
  font-size: 1.1rem;
  font-weight: 700;
  text-align: center;
  color: var(--negro);
  transition: border-color .2s;
}

.config-input:focus {
  outline: none;
  border-color: #2A2A8A;
}

.config-hint {
  font-size: .8rem;
  color: var(--gris-dk);
}

.config-error {
  background: rgba(232,67,26,.1);
  border: 1px solid rgba(232,67,26,.3);
  color: var(--naranja);
  padding: 12px 16px;
  border-radius: var(--radio);
  font-size: .9rem;
  margin-bottom: 16px;
}

.config-error-btns {
  display: flex;
  gap: 8px;
  margin-top: 10px;
  flex-wrap: wrap;
}

.config-error-btn {
  padding: 7px 16px;
  border: none;
  border-radius: var(--radio);
  font-family: var(--fuente);
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  background: var(--gris-cl);
  color: var(--texto);
  transition: var(--transicion);
}

.config-error-btn--primary {
  background: var(--naranja);
  color: white;
}

.config-error-btn--primary:hover { background: #c73615; }
.config-error-btn:not(.config-error-btn--primary):hover { background: var(--gris-md); }

/* ---- Botón generar ---- */
.btn--bingo {
  background: linear-gradient(135deg, #2A2A8A, #1A1060);
  color: white;
  border: none;
  font-size: 1.05rem;
  padding: 16px 36px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.btn--bingo:hover {
  background: linear-gradient(135deg, #3535AA, #2A2A8A);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(42,42,138,.35);
}

/* ---- Responsive ---- */
@media(max-width: 768px) {
  .bingo-panel { padding: 20px; }
  .bingo-config { grid-template-columns: 1fr 1fr; }
  .songs-list { grid-template-columns: 1fr; }
}