/* SISTEMA DE DISEÑO FRONTEND SENIOR (Paleta Royal Blue & Lavender Violet) */
:root {
  /* Paleta Azul & Violeta */
  --color-indigo-blue: #2e3a59;      /* Azul Índigo Real para titulares y estructura */
  --color-royal-violet: #6c5ce7;     /* Violeta Iris para botones activos y gradientes */
  --color-soft-lavender: #8c7ae6;    /* Violeta Lavanda para metadatos y acentos */
  --color-pastel-lilac: #e0d7ff;     /* Lila Pastel para bordes suaves */
  --color-ice-blue: #d4e6f1;         /* Azul Helado para insignias y resaltados */
  
  /* Tokens Semánticos */
  --bg-editorial: #f8f9fe;           /* Fondo blanco helado ultra limpio */
  --bg-card: #ffffff;                /* Fondo de tarjetas (blanco puro) */
  --border-sepia: #e3e8f8;           /* Borde suave azul-lila */
  --border-sepia-dark: #c5bbf5;      /* Borde violeta marcado */
  --text-ink: #192038;               /* Tinta Azul Índigo profunda */
  --text-charcoal: #2d3748;          /* Cuerpo de texto en pizarra oscuro */
  --text-muted: #718096;             /* Texto secundario y metadatos */
  
  --accent-burgundy: #2e3a59;        /* Azul Índigo principal */
  --accent-burgundy-glow: rgba(46, 58, 89, 0.12);
  --accent-burgundy-light: #f0f3ff;   /* Fondo suave Azul Helado */
  
  --accent-gold: #6c5ce7;            /* Violeta Iris activo */
  --accent-gold-glow: rgba(108, 92, 231, 0.15);
  
  --font-serif: 'Lora', serif;
  --font-sans: 'Inter', sans-serif;
  
  --shadow-soft: 0 4px 20px rgba(46, 58, 89, 0.05);
  --shadow-premium: 0 12px 35px rgba(46, 58, 89, 0.12);
  
  /* CURVAS DE FÍSICA DE RESORTE (Spring Physics) */
  --transition-spring: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.15s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ESTILOS GENERALES Y ACELERACIÓN GPU */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-editorial);
  color: var(--text-charcoal);
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  color: var(--text-ink);
  font-weight: 700;
  letter-spacing: -0.01em;
}

/* FEEDBACK TÁCTIL ELÁSTICO INSTANTÁNEO */
.btn-action:active, 
.chip:active, 
.author-card:active, 
.library-card:active, 
.main-tab-btn:active, 
.tab-btn:active,
.btn-card-action:active {
  transform: scale(0.97) translateY(0) !important;
  transition: transform 0.08s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

/* CONTENEDOR PRINCIPAL */
#app-container {
  display: flex;
  flex: 1;
  position: relative;
  height: 100%;
  width: 100%;
}

/* MAPA */
#map {
  flex: 1;
  height: 100%;
  background-color: #f0f3fe;
  z-index: 1;
}

/* LEAFLET CUSTOM TOOLTIPS Y POPUPS CON TRANSICIÓN LÍQUIDA */
.leaflet-popup-content-wrapper {
  background: #ffffff !important;
  border: 1px solid var(--border-sepia-dark) !important;
  border-radius: 12px !important;
  box-shadow: var(--shadow-premium) !important;
  padding: 4px !important;
  animation: tabCrossFade 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.leaflet-popup-tip {
  background: #ffffff !important;
  border: 1px solid var(--border-sepia-dark) !important;
}

.map-tooltip-content {
  font-family: var(--font-serif);
  padding: 4px 6px;
}

.map-tooltip-title {
  color: var(--color-indigo-blue);
  font-size: 13px;
  font-weight: 700;
  border-bottom: 1px solid var(--border-sepia);
  padding-bottom: 2px;
  margin-bottom: 4px;
}

.map-tooltip-badge {
  display: inline-block;
  background: var(--color-pastel-lilac);
  color: var(--color-indigo-blue);
  font-size: 9.5px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 4px;
  font-family: var(--font-sans);
}

/* SIDEBAR / PANEL ÚNICO UNIFICADO */
.sidebar {
  position: absolute;
  top: 14px;
  left: 14px;
  bottom: 14px;
  width: 410px;
  z-index: 10;
  display: flex;
  flex-direction: column;
  pointer-events: none;
}

.editorial-panel-unified {
  background: var(--bg-card);
  border: 1px solid var(--border-sepia);
  border-radius: 16px;
  padding: 12px 14px;
  box-shadow: var(--shadow-premium);
  pointer-events: auto;
  transition: var(--transition-spring);
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  will-change: transform, opacity;
  transform: translateZ(0);
}

/* CABECERA EDITORIAL CLEAN & ELEGANT */
.panel-header-editorial {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 8px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border-sepia);
}

.header-top-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 6px;
}

.app-title-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.app-main-title {
  font-size: 15px;
  color: var(--color-indigo-blue);
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.1;
  white-space: nowrap;
}

.app-badge-inline {
  background: #f0f3ff;
  color: var(--color-indigo-blue);
  border: 1px solid var(--border-sepia-dark);
  font-size: 9px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

/* BOTÓN DE ROL E INDICADOR ADMIN */
.btn-role-login {
  background: linear-gradient(135deg, rgba(108, 92, 231, 0.08), rgba(46, 58, 89, 0.05));
  color: var(--color-royal-violet);
  border: 1px solid rgba(108, 92, 231, 0.3);
  padding: 4px 9px;
  border-radius: 8px;
  font-size: 10.5px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-fast);
  white-space: nowrap;
  font-family: var(--font-sans);
}

.btn-role-login:hover {
  background: linear-gradient(135deg, var(--color-indigo-blue), var(--color-royal-violet));
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(108, 92, 231, 0.3);
}

.admin-active-badge {
  display: flex;
  align-items: center;
  gap: 5px;
  background: linear-gradient(135deg, var(--color-indigo-blue), var(--color-royal-violet));
  color: #ffffff;
  padding: 3px 8px;
  border-radius: 8px;
  font-size: 10px;
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(108, 92, 231, 0.3);
}

.btn-logout-mini {
  background: rgba(255, 255, 255, 0.2);
  border: none;
  color: #fff;
  border-radius: 4px;
  padding: 1px 4px;
  font-size: 10px;
  cursor: pointer;
  transition: var(--transition-fast);
}

.btn-logout-mini:hover {
  background: rgba(255, 255, 255, 0.4);
}

.header-nav-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* PESTAÑAS PRINCIPALES ULTRA COMPACTAS */
.main-tabs-compact {
  display: flex;
  background: #f0f3ff;
  border: 1px solid var(--border-sepia);
  border-radius: 8px;
  padding: 2px;
  width: 100%;
}

.main-tab-btn {
  flex: 1;
  text-align: center;
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition-spring);
  font-family: var(--font-sans);
}

.main-tab-btn.active {
  background: linear-gradient(135deg, var(--color-indigo-blue), var(--color-royal-violet));
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(108, 92, 231, 0.35);
}

/* PIE DE PÁGINA DE CRÉDITOS EDITORIAL */
.sidebar-credits-footer {
  margin-top: 6px;
  padding-top: 6px;
  border-top: 1px dashed var(--border-sepia);
  text-align: center;
  font-size: 10.5px;
  color: var(--text-muted);
  font-family: var(--font-sans);
}

.sidebar-credits-footer strong {
  color: var(--color-royal-violet);
  font-weight: 600;
}


/* CINTILLO DE ESTADÍSTICAS EN 1 SOLA LÍNEA */
.stats-bar-inline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #f0f3ff;
  border: 1px solid var(--border-sepia);
  border-radius: 8px;
  padding: 4px 10px;
  margin-bottom: 6px;
  font-size: 10px;
  color: var(--text-charcoal);
}

.stat-pill {
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

.stat-pill strong {
  color: var(--color-royal-violet);
  font-size: 11.5px;
  font-weight: 700;
  font-family: var(--font-serif);
}

.stat-dot {
  color: var(--color-border-sepia-dark);
  font-size: 8px;
}

/* BUSCADOR COMPACTO Y DE BAJA ALTURA */
.search-container-compact {
  margin-bottom: 6px;
}

.search-mode-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 4px;
}

.tab-btn {
  flex: 1;
  background: #f0f3ff;
  border: 1px solid var(--border-sepia);
  color: var(--text-muted);
  padding: 3px 6px;
  font-size: 10px;
  font-weight: 600;
  border-radius: 6px;
  cursor: pointer;
  transition: var(--transition-spring);
  text-align: center;
}

.tab-btn:hover {
  background: var(--bg-editorial);
  color: var(--text-ink);
}

.tab-btn.active {
  background: var(--color-indigo-blue);
  border-color: var(--color-indigo-blue);
  color: #ffffff;
}

.search-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-input {
  width: 100%;
  background: #f0f3ff;
  border: 1px solid var(--border-sepia-dark);
  border-radius: 8px;
  padding: 5px 10px 5px 30px;
  color: var(--text-ink);
  font-size: 11.5px;
  font-family: inherit;
  outline: none;
  transition: var(--transition-spring);
  height: 28px;
}

.search-input:focus {
  border-color: var(--color-royal-violet);
  background: #ffffff;
  box-shadow: 0 0 0 2px rgba(108, 92, 231, 0.25);
}

.search-icon {
  position: absolute;
  left: 10px;
  color: var(--text-muted);
  pointer-events: none;
  width: 13px;
  height: 13px;
}

/* CHIPS COMPACTOS VIOLETA */
.genre-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  margin-top: 4px;
}

.chip {
  background: #f0f3ff;
  border: 1px solid var(--border-sepia);
  color: var(--text-charcoal);
  font-size: 9px;
  padding: 2px 7px;
  border-radius: 999px;
  cursor: pointer;
  transition: var(--transition-spring);
}

.chip:hover, .chip.active {
  background: var(--color-royal-violet);
  border-color: var(--color-royal-violet);
  color: #ffffff;
  font-weight: 600;
  box-shadow: 0 2px 6px rgba(108, 92, 231, 0.35);
}

/* SUGERENCIAS DE BÚSQUEDA */
.search-suggestions {
  position: absolute;
  top: calc(100% + 2px);
  left: 0;
  right: 0;
  background: #ffffff;
  border: 1px solid var(--border-sepia-dark);
  border-radius: 8px;
  max-height: 200px;
  overflow-y: auto;
  z-index: 100;
  box-shadow: var(--shadow-premium);
  display: none;
  animation: tabCrossFade 0.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.suggestion-item {
  padding: 6px 10px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 1px;
  border-bottom: 1px solid var(--bg-editorial);
  transition: var(--transition-fast);
}

.suggestion-item:hover {
  background: var(--accent-burgundy-light);
}

.suggestion-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-ink);
}

.suggestion-info {
  font-size: 9.5px;
  color: var(--text-muted);
}

/* ÁREA DE CONTENIDO AMPLIA CON SCROLL SUAVE */
.panel-content-scroll {
  flex: 1;
  overflow-y: auto;
  padding-right: 2px;
  margin-top: 4px;
  scroll-behavior: smooth;
}

.panel-content-scroll::-webkit-scrollbar {
  width: 4px;
}
.panel-content-scroll::-webkit-scrollbar-track {
  background: transparent;
}
.panel-content-scroll::-webkit-scrollbar-thumb {
  background: var(--border-sepia-dark);
  border-radius: 3px;
}

.authors-list-title {
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-indigo-blue);
  margin-bottom: 8px;
  border-bottom: 1px solid var(--border-sepia);
  padding-bottom: 3px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.authors-count-badge {
  background: var(--color-indigo-blue);
  color: #ffffff;
  font-size: 10px;
  padding: 1px 7px;
  border-radius: 9999px;
  font-family: var(--font-sans);
  font-weight: 600;
}

/* ANIMACIÓN DE CASCADA ESCALONADA (WaterFall Entry) */
@keyframes waterfallFadeIn {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.stagger-card {
  animation: waterfallFadeIn 0.38s cubic-bezier(0.16, 1, 0.3, 1) both;
  animation-delay: calc(var(--i, 0) * 35ms);
  will-change: transform, opacity;
}

/* TRANSICIÓN DE CONMUTACIÓN DE PESTAÑAS */
.tab-content-anim {
  animation: tabCrossFade 0.3s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes tabCrossFade {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* TARJETAS DE AUTORES (Royal Indigo & Violet Senior) */
.author-card {
  background: #ffffff;
  border: 1px solid var(--border-sepia);
  border-left: 3px solid var(--color-indigo-blue);
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 10px;
  transition: var(--transition-spring);
  box-shadow: var(--shadow-soft);
}

.author-card:hover {
  background: #ffffff;
  border-color: var(--border-sepia-dark);
  box-shadow: 0 8px 22px rgba(46, 58, 89, 0.12);
  transform: translateY(-2px);
}

.author-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 4px;
}

.author-name {
  font-size: 15px;
  color: var(--color-indigo-blue);
  font-family: var(--font-serif);
  font-weight: 700;
}

.author-years {
  font-size: 10.5px;
  color: var(--text-muted);
  font-family: var(--font-serif);
}

.author-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-bottom: 6px;
}

.meta-tag {
  font-size: 9.5px;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.meta-genre {
  background: var(--accent-burgundy-light);
  color: var(--color-indigo-blue);
}

.meta-locality {
  background: var(--color-pastel-lilac);
  color: var(--color-indigo-blue);
  border: 1px solid rgba(108, 92, 231, 0.3);
}

.author-bio {
  font-size: 12px;
  line-height: 1.4;
  color: var(--text-charcoal);
  margin-bottom: 8px;
  font-family: var(--font-serif);
  font-style: italic;
}

.author-books-title, .author-libraries-title {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-top: 8px;
  margin-bottom: 4px;
}

.author-books-list, .author-libraries-list {
  list-style: none;
  padding-left: 0;
}

.author-book-item {
  font-size: 11.5px;
  color: var(--text-ink);
  display: flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 2px;
  font-family: var(--font-serif);
}

.author-book-item::before {
  content: '📖';
  font-size: 9px;
}

.library-item {
  font-size: 11px;
  color: var(--text-charcoal);
  display: flex;
  align-items: center;
  gap: 5px;
  margin-bottom: 2px;
  font-family: var(--font-sans);
}

.library-item::before {
  content: '🏛️';
  font-size: 9px;
}

/* BOTONES DE ACCIÓN DENTRO DE TARJETA */
.card-actions {
  display: flex;
  gap: 6px;
  margin-top: 8px;
  padding-top: 6px;
  border-top: 1px dashed var(--border-sepia);
}

.btn-card-action {
  flex: 1;
  background: #f0f3ff;
  border: 1px solid var(--border-sepia);
  color: var(--color-indigo-blue);
  padding: 5px 8px;
  border-radius: 6px;
  font-size: 10.5px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-spring);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
}

.btn-card-action:hover {
  background: var(--color-indigo-blue);
  border-color: var(--color-indigo-blue);
  color: #ffffff;
  box-shadow: 0 3px 10px rgba(46, 58, 89, 0.25);
}

/* TARJETAS DE BIBLIOTECA POPULAR (Red) */
.library-card {
  background: #ffffff;
  border: 1px solid var(--border-sepia);
  border-left: 3px solid var(--color-royal-violet);
  border-radius: 10px;
  padding: 10px 12px;
  margin-bottom: 8px;
  box-shadow: var(--shadow-soft);
  transition: var(--transition-spring);
}

.library-card:hover, .library-card.selected {
  background: #ffffff;
  border-color: var(--color-royal-violet);
  box-shadow: 0 8px 22px rgba(108, 92, 231, 0.18);
  transform: translateY(-2px);
}

.library-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 3px;
}

.library-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-indigo-blue);
  font-family: var(--font-serif);
}

.conabip-badge {
  background: #f0f3ff;
  border: 1px solid var(--border-sepia-dark);
  color: var(--color-indigo-blue);
  font-size: 9px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 4px;
}

.library-location {
  font-size: 10.5px;
  color: var(--color-royal-violet);
  font-weight: 600;
  margin-bottom: 4px;
}

/* BOTONES PRINCIPALES GRADIENTE INDIGO A VIOLETA */
.btn-action {
  width: 100%;
  background: #f0f3ff;
  border: 1px solid var(--border-sepia-dark);
  color: var(--color-indigo-blue);
  padding: 7px 10px;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 600;
  font-size: 11.5px;
  font-family: var(--font-sans);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  transition: var(--transition-spring);
}

.btn-action:hover {
  background: var(--accent-burgundy-light);
  border-color: var(--color-indigo-blue);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-indigo-blue), var(--color-royal-violet));
  border: none;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(108, 92, 231, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #1c2438, var(--color-indigo-blue));
  color: #ffffff;
}

/* LEYENDA DEL MAPA FLOTANTE */
.map-legend {
  position: absolute;
  bottom: 16px;
  right: 16px;
  z-index: 10;
  background: var(--bg-card);
  border: 1px solid var(--border-sepia);
  border-radius: 10px;
  padding: 6px 12px;
  box-shadow: var(--shadow-premium);
  font-family: var(--font-sans);
  pointer-events: auto;
  transition: var(--transition-spring);
}

.legend-title {
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-indigo-blue);
  margin-bottom: 3px;
}

.legend-scale {
  display: flex;
  align-items: center;
  gap: 5px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 3px;
  font-size: 9.5px;
  color: var(--text-muted);
}

.legend-color {
  width: 9px;
  height: 9px;
  border-radius: 2px;
  border: 1px solid rgba(0,0,0,0.1);
}

/* TOAST NOTIFICATIONS CON RESORTE VIOLETA */
#toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast-notification {
  background: #ffffff;
  border: 1px solid var(--border-sepia-dark);
  border-left: 4px solid var(--color-royal-violet);
  border-radius: 8px;
  padding: 10px 14px;
  box-shadow: var(--shadow-premium);
  color: var(--text-ink);
  font-size: 12px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  pointer-events: auto;
  animation: waterfallFadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* MODALES SENIOR */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(25, 32, 56, 0.45);
  backdrop-filter: blur(5px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.modal-content {
  background: #ffffff;
  border: 1px solid var(--border-sepia-dark);
  border-radius: 14px;
  width: 100%;
  max-width: 440px;
  padding: 18px;
  box-shadow: var(--shadow-premium);
  position: relative;
  animation: waterfallFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.modal-header {
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border-sepia);
  padding-bottom: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-title {
  font-size: 17px;
  color: var(--color-indigo-blue);
}

.btn-close {
  background: transparent;
  border: none;
  font-size: 18px;
  cursor: pointer;
  color: var(--text-muted);
  transition: var(--transition-fast);
}

.btn-close:hover {
  color: var(--color-royal-violet);
  transform: scale(1.1);
}

.form-group {
  margin-bottom: 10px;
}

.form-label {
  display: block;
  font-size: 10.5px;
  font-weight: 600;
  color: var(--text-ink);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 2px;
}

.form-control {
  width: 100%;
  background: #f0f3ff;
  border: 1px solid var(--border-sepia-dark);
  border-radius: 6px;
  padding: 6px 9px;
  color: var(--text-ink);
  font-family: inherit;
  font-size: 12.5px;
  outline: none;
  transition: var(--transition-spring);
}

.form-control:focus {
  border-color: var(--color-royal-violet);
  background: #ffffff;
}

/* LOADING SCREEN */
.loading-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: #f8f9fe;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  transition: opacity 0.4s ease;
}

.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid rgba(46, 58, 89, 0.15);
  border-top-color: var(--color-indigo-blue);
  border-radius: 50%;
  animation: spin 1s infinite linear;
}

.loading-text {
  font-size: 13px;
  color: var(--text-charcoal);
  font-family: var(--font-serif);
  font-style: italic;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* FICHA IMPRIMIBLE DE BIBLIOTECA */
.printable-index-card {
  background: #f8f9fe;
  border: 2px solid var(--color-indigo-blue);
  border-radius: 6px;
  padding: 18px;
  font-family: var(--font-serif);
  color: var(--text-ink);
  max-width: 400px;
  margin: 0 auto;
  position: relative;
}

.printable-stamp {
  position: absolute;
  top: 12px;
  right: 12px;
  border: 2px solid var(--color-royal-violet);
  color: var(--color-royal-violet);
  padding: 2px 5px;
  font-size: 8px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transform: rotate(-5deg);
}

.printable-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-indigo-blue);
  margin-bottom: 3px;
  border-bottom: 1px double var(--color-indigo-blue);
  padding-bottom: 3px;
}

/* REGLAS DE IMPRESIÓN */
@media print {
  body * {
    visibility: hidden;
  }
  #print-modal, #print-modal * {
    visibility: visible;
  }
  #print-modal {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: white;
  }
}

/* RESPONSIVE (Móvil) */
@media (max-width: 768px) {
  body {
    flex-direction: column-reverse;
  }
  #app-container {
    flex-direction: column-reverse;
  }
  .sidebar {
    position: relative;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 55vh;
    padding: 6px;
    overflow-y: auto;
  }
  #map {
    height: 45vh;
    flex: none;
    width: 100%;
  }
  .map-legend {
    display: none;
  }
}

/* --- ESTILOS MODO ADMIN & CRÉDITOS --- */
.app-header-badges {
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-admin-pill {
  background: var(--accent-burgundy-light);
  color: var(--accent-burgundy);
  border: 1px solid var(--accent-burgundy);
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 10px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: var(--font-sans);
}

.btn-admin-pill:hover {
  background: var(--accent-burgundy);
  color: #ffffff;
}

.btn-admin-pill.active {
  background: linear-gradient(135deg, #6c5ce7, #4834d4);
  color: #ffffff;
  border-color: #4834d4;
  box-shadow: 0 2px 6px rgba(108, 92, 231, 0.4);
}

.app-credits-banner {
  background: linear-gradient(135deg, rgba(46, 58, 89, 0.04), rgba(108, 92, 231, 0.08));
  border: 1px solid rgba(108, 92, 231, 0.2);
  border-radius: 6px;
  padding: 5px 10px;
  margin-top: 6px;
  margin-bottom: 6px;
  font-size: 10.5px;
  color: var(--color-indigo-blue);
  font-family: var(--font-sans);
  text-align: center;
}

.app-credits-banner strong {
  color: var(--color-royal-violet);
}

.badge-count {
  background: var(--accent-burgundy);
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  padding: 1px 5px;
  border-radius: 10px;
  margin-left: 4px;
}

/* TARJETAS DE SUGERENCIAS EN PANEL ADMIN */
.suggestion-card {
  background: #ffffff;
  border: 1px solid var(--border-sepia);
  border-left: 4px solid var(--color-royal-violet);
  border-radius: 6px;
  padding: 10px 12px;
  margin-bottom: 10px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.03);
}

.suggestion-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

.suggestion-type-tag {
  font-size: 9.5px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--color-pastel-lilac);
  color: var(--color-indigo-blue);
}

.suggestion-date {
  font-size: 10px;
  color: var(--text-muted);
}

.suggestion-user {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.suggestion-body {
  font-size: 12px;
  color: var(--text-ink);
  line-height: 1.4;
  margin-bottom: 8px;
  font-family: var(--font-serif);
  background: #fdfbf7;
  padding: 6px 8px;
  border-radius: 4px;
  border: 1px dashed var(--border-sepia);
}

.suggestion-actions {
  display: flex;
  gap: 6px;
  justify-content: flex-end;
}