/* ==========================================================================
   Estilos de los Diagramas de Acordes SVG y Modal del Diccionario
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
}

#chord-modal-container {
  display: none;
}

#chord-modal-container.modal-open {
  display: block;
}

.chord-modal-card {
  background: var(--bg-surface-raised);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  box-shadow: var(--shadow-lg);
  width: 360px;
  max-width: 90vw;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  animation: modalFadeIn 0.2s ease-out;
}

@keyframes modalFadeIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--glass-border);
  padding-bottom: 10px;
}

.modal-title-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.modal-title-group h2 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.btn-close-modal {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1rem;
  transition: color var(--transition-fast);
}

.btn-close-modal:hover {
  color: var(--text-primary);
}

/* Grilla de Notas Raíz */
.chord-roots-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
}

.btn-root {
  background: var(--border-subtle);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 0;
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-root:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.btn-root.active {
  background: var(--accent-primary);
  color: var(--text-primary);
  border-color: var(--accent-primary);
  box-shadow: 0 0 8px var(--accent-primary-glow);
}

/* Fila de Tipos de Acorde */
.chord-types-row {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 4px 0 2px 0;
  margin-top: 8px;
}

.btn-type {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 12px;
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--transition-fast);
}

.btn-type:hover {
  background: var(--border-subtle);
  color: var(--text-primary);
}

.btn-type.active {
  background: var(--accent-primary);
  color: var(--text-primary);
  border-color: var(--accent-primary);
}

/* Previsualización del Diagrama SVG */
.chord-diagram-preview {
  display: flex;
  justify-content: center;
  background: var(--chord-diagram-bg, rgba(255, 255, 255, 0.04));
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  padding: 12px;
}

.chord-diagram-svg {
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3));
  color: var(--text-primary);
}

.chord-diagram-title {
  fill: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 800;
}

.chord-lh-badge {
  fill: var(--accent-primary);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 800;
}

.chord-nut-line {
  stroke: var(--chord-nut-color, var(--text-primary));
  stroke-linecap: round;
}

.chord-fret-line {
  stroke: var(--chord-fret-color, rgba(255, 255, 255, 0.45));
  stroke-width: 1.5;
}

.chord-string-line {
  stroke: var(--chord-string-color, rgba(255, 255, 255, 0.85));
  stroke-width: 1.5;
}

/* Bolitas de los dedos */
.chord-finger-dot {
  fill: var(--accent-primary);
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.4));
}

.chord-finger-dot.barre {
  fill: var(--accent-primary);
  opacity: 0.95;
}

/* Texto dentro de los dedos */
.chord-finger-text {
  fill: #ffffff;
  font-family: var(--font-mono);
  font-weight: bold;
}

.chord-marker-x {
  fill: var(--status-danger, #ff5252);
  font-size: 12px;
  font-weight: 900;
}

.chord-marker-o {
  fill: transparent;
  stroke: var(--status-success, #22c55e);
  stroke-width: 2;
}

.chord-dot {
  fill: var(--accent-primary);
  filter: drop-shadow(0 0 4px var(--accent-primary-glow));
}

.chord-finger-num {
  fill: #ffffff;
  font-size: 9px;
  font-weight: 800;
  font-family: var(--font-mono);
}

.chord-base-fret {
  fill: var(--text-muted);
  font-size: 10px;
  font-family: var(--font-mono);
  font-weight: 700;
}

/* Footer del Modal */
.chord-modal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.btn-audition {
  flex: 1;
  justify-content: center;
}

.lh-toggle-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.76rem;
  color: var(--text-secondary);
  cursor: pointer;
}