/* Language toggle fix */
.navbar-custom-menu .form-group.shiny-input-container {
  margin-bottom: 0 !important;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.navbar-custom-menu label,
.navbar-custom-menu .form-group label,
.navbar-custom-menu .shiny-input-container label {
  color: #fff !important;
  font-weight: 600 !important;
  font-size: 14px !important;
  margin: 0 0 0 10px !important;
  padding: 0 !important;
}

/* ===== RCualiText - Diseño Académico Formal ===== */

/* Variables de color académicas */
:root {
  --primary: #2c3e50;
  --primary-light: #34495e;
  --secondary: #7f8c8d;
  --accent: #2980b9;
  --success: #27ae60;
  --warning: #d35400;
  --danger: #c0392b;
  --text-dark: #1a1a2e;
  --text-medium: #4a4a4a;
  --text-light: #6c757d;
  --bg-light: #f8f9fa;
  --bg-white: #ffffff;
  --border-color: #dee2e6;
}

/* Estilos generales - Diseño claro académico */
body {
  font-family: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-light);
  color: var(--text-dark);
  min-height: 100vh;
}

.content-wrapper {
  background: #f4f6f9;
  min-height: 100vh;
  padding: 20px;
}

/* === SIDEBAR - Estilos forzados === */
.main-sidebar,
.left-side,
.skin-black .main-sidebar,
.skin-black .left-side {
  background: #f4f6f9 !important;
  border-right: 1px solid #e0e4e8 !important;
  box-shadow: none !important;
}

.skin-black .sidebar-menu > li > a,
.main-sidebar .sidebar-menu > li > a,
.sidebar-menu > li > a {
  color: #2c3e50 !important;
  background: transparent !important;
  border-left: 3px solid transparent !important;
  padding: 12px 15px !important;
  font-size: 14px !important;
  transition: all 0.2s ease;
}

.skin-black .sidebar-menu > li > a:hover,
.main-sidebar .sidebar-menu > li > a:hover,
.sidebar-menu > li > a:hover {
  background: #ebeef2 !important;
  color: #1a252f !important;
  border-left-color: #2c3e50 !important;
}

.skin-black .sidebar-menu > li.active > a,
.main-sidebar .sidebar-menu > li.active > a,
.sidebar-menu > li.active > a {
  background: #e0e4e8 !important;
  color: #1a252f !important;
  border-left-color: #2c3e50 !important;
}

.sidebar-menu > li > a > .fa,
.sidebar-menu > li > a > .glyphicon,
.sidebar-menu > li > a > i {
  color: #5a6c7d !important;
}

.sidebar-menu > li.active > a > .fa,
.sidebar-menu > li.active > a > .glyphicon,
.sidebar-menu > li.active > a > i {
  color: #2c3e50 !important;
}

/* Separador del sidebar */
.skin-black .sidebar-menu > li.header,
.sidebar-menu > li.header {
  color: #7f8c8d !important;
  background: transparent !important;
  padding: 10px 15px !important;
  font-size: 11px !important;
  text-transform: uppercase !important;
  letter-spacing: 1px !important;
}

/* === HEADER - Franja superior oscura uniforme === */
.main-header .navbar,
.skin-black .main-header .navbar {
  background: #2c3e50 !important;
  border-bottom: 1px solid #1a252f !important;
  box-shadow: none !important;
}

.main-header .navbar .nav > li > a,
.skin-black .main-header .navbar .nav > li > a {
  color: #ffffff !important;
}

.main-header .navbar .nav > li > a:hover,
.skin-black .main-header .navbar .nav > li > a:hover {
  background: #1a252f !important;
}

.main-header .logo,
.skin-black .main-header .logo {
  background: #2c3e50 !important;
  color: #ffffff !important;
  border-right: 1px solid #1a252f !important;
  border-bottom: 1px solid #1a252f !important;
  font-family: 'Source Serif Pro', Georgia, serif;
  font-weight: 700;
}

.main-header .logo:hover,
.skin-black .main-header .logo:hover {
  background: #1a252f !important;
}

.main-header .sidebar-toggle,
.skin-black .main-header .sidebar-toggle {
  color: #ffffff !important;
  background: transparent !important;
}

.main-header .sidebar-toggle:hover,
.skin-black .main-header .sidebar-toggle:hover {
  background: #1a252f !important;
}

/* Cajas - Diseño limpio y profesional */
.box {
  border-radius: 6px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
  border: 1px solid #e0e4e8;
  overflow: hidden;
  transition: box-shadow 0.2s ease;
  background: var(--bg-white);
}

.box:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.box-header {
  background: #ffffff;
  color: #2c3e50;
  border-radius: 6px 6px 0 0;
  padding: 14px 18px;
  border-bottom: 1px solid #e0e4e8;
}

.box-header.with-border {
  border-bottom: 1px solid #e0e4e8;
}

.box-title {
  font-family: 'Source Serif Pro', Georgia, serif;
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.2px;
  color: #2c3e50;
}

.box-body {
  padding: 20px;
  color: var(--text-dark);
  background: #ffffff;
}

/* Estilos para resaltado - Más sutiles */
.highlight-multiple {
  position: relative;
  padding: 2px 6px;
  border-radius: 3px;
  transition: all 0.2s ease;
  cursor: pointer;
  display: inline;
  border-bottom: 2px solid currentColor;
}

.highlight-multiple:hover {
  opacity: 0.85;
  z-index: 10;
}

/* Indicador visual para modo deselección */
#document-viewer.deselect-mode .highlight-multiple:hover {
  box-shadow: 0 0 0 2px #c0392b;
}

/* Tooltip */
.highlight-multiple[title]:hover::after {
  content: attr(title);
  position: absolute;
  top: -35px;
  left: 50%;
  transform: translateX(-50%);
  background: #2c3e50;
  color: white;
  padding: 6px 12px;
  border-radius: 3px;
  font-size: 11px;
  white-space: nowrap;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.highlight-multiple[title]:hover::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 6px solid #2c3e50;
  z-index: 1001;
}

/* Botones de modo */
.mode-button {
  margin: 6px 4px;
  border-radius: 4px;
  padding: 8px 16px;
  font-weight: 600;
  transition: all 0.2s ease;
  border: 1px solid #e0e4e8;
}

.mode-button:hover {
  background: #f4f6f9;
  border-color: #d0d4d8;
}

.mode-button.active {
  background: #2c3e50 !important;
  color: white !important;
  border-color: #2c3e50 !important;
}

.deselect-active {
  background: #5a6c7d !important;
  border-color: #5a6c7d !important;
  color: white !important;
}

/* Visor de texto */
#document-viewer.content {
  background: var(--bg-white);
  padding: 24px 28px;
  border-radius: 4px;
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.05);
  border: 1px solid var(--border-color);
  position: relative;
  color: var(--text-dark);
  line-height: 1.7;
}

#document-viewer.content::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: #5a6c7d;
  border-radius: 6px 6px 0 0;
}

/* Eliminar márgenes del contenido del visor */
#contenido {
  margin: 0 !important;
  padding: 0 !important;
}

#document-viewer .content > div {
  margin-top: 0 !important;
  padding-top: 0 !important;
}

#document-viewer .sk-folding-cube {
  margin-top: 10px !important;
}

/* Fix: shinycssloaders deja un spinner-placeholder con height:400px que empuja
   el texto cargado hacia abajo dentro del Document Viewer. Lo colapsamos
   siempre dentro del visor (el spinner sigue mostrandose via .load-container). */
#document-viewer .shiny-spinner-placeholder {
  display: none !important;
  height: 0 !important;
}

#contenido > * {
  margin-top: 0 !important;
}

#contenido > *:first-child {
  margin-top: 0 !important;
  padding-top: 0 !important;
}

/* Botones - Diseño limpio */
.btn {
  border-radius: 4px;
  font-weight: 600;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  box-shadow: none;
  text-transform: none;
  letter-spacing: 0.3px;
}

.btn:hover {
  transform: none;
}

.btn-primary {
  background: #2c3e50;
  border-color: #2c3e50;
  color: white;
}

.btn-primary:hover, .btn-primary:focus {
  background: #1a252f;
  border-color: #1a252f;
}

.btn-success {
  background: #27ae60;
  border-color: #27ae60;
  color: white;
}

.btn-success:hover {
  background: #219a52;
  border-color: #219a52;
}

.btn-danger {
  background: #c0392b;
  border-color: #c0392b;
  color: white;
}

.btn-danger:hover {
  background: #a93226;
  border-color: #a93226;
}

.btn-info {
  background: #5a6c7d;
  border-color: #5a6c7d;
  color: white;
}

.btn-info:hover {
  background: #4a5a69;
  border-color: #4a5a69;
}

.btn-warning {
  background: #d35400;
  border-color: #d35400;
  color: white;
}

.btn-warning:hover {
  background: #b94700;
  border-color: #b94700;
}

.btn-default {
  background: #ffffff;
  border-color: #e0e4e8;
  color: #2c3e50;
}

.btn-default:hover {
  background: #f4f6f9;
  border-color: #d0d4d8;
}

/* Inputs */
.form-control {
  border-radius: 4px;
  border: 1px solid var(--border-color);
  transition: border-color 0.2s ease;
  padding: 10px 12px;
  background: var(--bg-white);
}

.form-control:focus {
  border-color: #2980b9;
  box-shadow: 0 0 0 2px rgba(41,128,185,0.15);
}

.form-control::placeholder {
  color: #adb5bd;
}

/* Labels */
label, .control-label {
  color: var(--text-dark);
  font-weight: 600;
  font-size: 13px;
  margin-bottom: 6px;
}

/* Selectores y dropdowns */
.selectize-input, .selectize-dropdown {
  background: var(--bg-white) !important;
  border-color: var(--border-color) !important;
  color: var(--text-dark) !important;
  border-radius: 4px !important;
}

.selectize-input.focus {
  border-color: #2980b9 !important;
  box-shadow: 0 0 0 2px rgba(41,128,185,0.15) !important;
}

/* File input */
.btn-file {
  background: #2c3e50;
  border: none;
  color: white;
  border-radius: 4px;
}

/* Progress bar */
.progress-bar {
  background: #2980b9;
}

/* Tablas - Diseño académico claro */
.dataTables_wrapper {
  border-radius: 6px;
  overflow: hidden;
}

table.dataTable thead th {
  background: #f4f6f9;
  color: #2c3e50;
  border: none;
  border-bottom: 2px solid #e0e4e8;
  font-weight: 600;
  font-size: 13px;
  padding: 12px 15px;
}

table.dataTable tbody tr:hover {
  background: #f8f9fa;
}

table.dataTable tbody td {
  color: var(--text-dark);
  border-color: #e0e4e8;
  padding: 10px 15px;
  font-size: 13px;
}

.dataTables_wrapper .dataTables_filter input,
.dataTables_wrapper .dataTables_length select {
  background: var(--bg-white);
  color: var(--text-dark);
  border: 1px solid #e0e4e8;
  border-radius: 4px;
}

.dataTables_wrapper .dataTables_info,
.dataTables_wrapper .dataTables_paginate {
  color: var(--text-light);
  font-size: 13px;
}

/* Info panels - Diseño sobrio */
.info-panel {
  background: #f8f9fa;
  border: 1px solid #e0e4e8;
  border-left: 3px solid #5a6c7d;
  border-radius: 0 4px 4px 0;
  padding: 15px 18px;
  margin: 12px 0;
}

.danger-panel {
  background: #fdf8f8;
  border-color: #e8d4d4;
  border-left-color: #c0392b;
}

/* Controles de descarga */
.download-controls-container {
  background: #f8f9fa;
  border: 1px solid #e0e4e8;
  border-left: 3px solid #5a6c7d;
  border-radius: 0 4px 4px 0;
  padding: 15px 18px;
  margin: 10px 0;
}

.download-controls-container::before {
  display: none;
}

.download-controls-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr auto;
  gap: 15px;
  align-items: end;
}

/* Spinner */
.sk-folding-cube {
  margin: 20px auto;
  width: 30px;
  height: 30px;
}

/* Box status - Borde superior neutro */
.box.box-primary {
  border-top-color: #5a6c7d !important;
}

.box.box-primary > .box-header {
  background: #ffffff !important;
  color: #2c3e50 !important;
}

.box.box-solid.box-primary {
  border: 1px solid #e0e4e8 !important;
}

.box.box-solid.box-primary > .box-header {
  background: #f4f6f9 !important;
  color: #2c3e50 !important;
}

.box.box-solid.box-primary > .box-header > .box-title {
  color: #2c3e50 !important;
}

.box.box-solid.box-primary > .box-header .btn {
  color: #2c3e50 !important;
}

/* Tarjetas de análisis semántico */
.semantico-card {
  background: var(--bg-white) !important;
  border: 1px solid #e0e4e8 !important;
  border-radius: 6px !important;
}

.semantico-card h5 {
  color: var(--text-dark) !important;
  font-family: 'Source Serif Pro', Georgia, serif;
}

/* Tabs */
.nav-pills > li > a {
  border-radius: 4px;
  color: var(--text-dark);
  font-weight: 600;
  border: 1px solid transparent;
}

.nav-pills > li > a:hover {
  background: #f4f6f9;
}

.nav-pills > li.active > a,
.nav-pills > li.active > a:hover,
.nav-pills > li.active > a:focus {
  background: #2c3e50 !important;
  color: #ffffff !important;
  border-color: #2c3e50 !important;
}