/* ==========================================================================
   COTIZADOR AUTOMÁTICO - Sistema de Diseño UI/UX Premium
   Rediseño Visual: Moderno, Limpio, Intuitivo y Altamente Legible
   ========================================================================== */

:root {
  /* Paleta de Acento Principal (Morado / Violeta Premium) */
  --purple-50: #f5f3ff;
  --purple-100: #ede9fe;
  --purple-200: #ddd6fe;
  --purple-300: #c4b5fd;
  --purple-400: #a78bfa;
  --purple-500: #8b5cf6;
  --purple-600: #7c3aed;
  --purple-700: #6d28d9;
  --purple-800: #5b21b6;
  --purple-900: #4c1d95;

  /* Paleta de Acento Secundario - Etiquetado (Azul Vibrante) */
  --blue-50: #eff6ff;
  --blue-100: #dbeafe;
  --blue-200: #bfdbfe;
  --blue-400: #60a5fa;
  --blue-500: #3b82f6;
  --blue-600: #2563eb;
  --blue-700: #1d4ed8;
  --blue-800: #1e40af;
  --blue-900: #1e3a5f;

  /* Paleta de Acento Terciario - Producto Terminado (Esmeralda / Teal) */
  --teal-50: #ecfdf5;
  --teal-100: #d1fae5;
  --teal-200: #a7f3d0;
  --teal-400: #34d399;
  --teal-500: #10b981;
  --teal-600: #059669;
  --teal-700: #047857;
  --teal-800: #065f46;
  --teal-900: #064e3b;

  /* Tonos Neutros y Estructurales (Modo Claro) */
  --background: #f8fafc;
  --foreground: #0f172a;
  --card: #ffffff;
  --card-foreground: #0f172a;
  --muted: #f1f5f9;
  --muted-foreground: #64748b;
  --border: #e2e8f0;
  --input: #cbd5e1;
  --ring: #8b5cf6;
  
  /* Botones y Acciones */
  --primary: #7c3aed;
  --primary-hover: #6d28d9;
  --primary-foreground: #ffffff;
  --secondary: #f1f5f9;
  --secondary-foreground: #334155;
  --destructive: #ef4444;
  --destructive-hover: #dc2626;
  --success: #10b981;

  /* Sombras Modernas y Suaves */
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.05), 0 1px 2px -1px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 35px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-glow: 0 0 20px rgba(124, 58, 237, 0.15);

  /* Radios de Borde (Geometría Moderna) */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  /* Tipografía Jerárquica */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;
  
  /* Transiciones */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================================================
   Modo Oscuro (Sleek Dark Mode con Glassmorphism)
   ========================================================================== */

[data-theme="dark"] {
  --background: #090d16;
  --foreground: #f8fafc;
  --card: #111827;
  --card-foreground: #f8fafc;
  --muted: #1e293b;
  --muted-foreground: #94a3b8;
  --border: #1f2937;
  --input: #334155;
  --ring: #a78bfa;
  --primary: #8b5cf6;
  --primary-hover: #7c3aed;
  --primary-foreground: #ffffff;
  --secondary: #1e293b;
  --secondary-foreground: #e2e8f0;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 25px rgba(139, 92, 246, 0.25);
}

[data-theme="dark"] .kpi-highlight {
  background: linear-gradient(135deg, var(--purple-800) 0%, #3b0764 100%);
  border: 1px solid rgba(167, 139, 250, 0.2);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] .formulacion-table tbody tr:nth-child(even) {
  background: rgba(30, 41, 59, 0.4);
}

[data-theme="dark"] .formulacion-table tbody tr:hover {
  background: rgba(139, 92, 246, 0.12);
}

/* ==========================================================================
   Reseteo y Estilos Base
   ========================================================================== */

*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  min-height: 100vh;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: -0.02em;
}

/* ==========================================================================
   Login Overlay
   ========================================================================== */

.login-overlay {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  background: radial-gradient(circle at top right, var(--purple-100), var(--background));
  padding: 20px;
}

[data-theme="dark"] .login-overlay {
  background: radial-gradient(circle at top right, #1e1b4b, var(--background));
}

.login-card {
  background: var(--card);
  padding: 48px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border);
  text-align: center;
  max-width: 440px;
  width: 100%;
  position: relative;
  overflow: hidden;
}

.login-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--purple-500), var(--blue-500), var(--teal-400));
}

.login-card h2 {
  margin-bottom: 8px;
  font-size: 1.85rem;
  color: var(--foreground);
}

.login-card p {
  color: var(--muted-foreground);
  margin-bottom: 28px;
  font-size: 0.95rem;
}

.login-error {
  color: var(--destructive);
  margin-top: 16px;
  display: none;
  font-size: 0.9rem;
  font-weight: 500;
  background: rgba(239, 68, 68, 0.1);
  padding: 10px;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   Estructura Principal de la Aplicación
   ========================================================================== */

.app-content {
  display: none;
  min-height: 100vh;
  background: var(--background);
}

/* Cabecera Flotante con Glassmorphism */
.app-header {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 16px 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

[data-theme="dark"] .app-header {
  background: rgba(17, 24, 39, 0.85);
}

.header-left {
  display: flex;
  align-items: center;
}

.header-left h1 {
  font-size: 1.45rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--purple-600), var(--blue-600));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

[data-theme="dark"] .header-left h1 {
  background: linear-gradient(135deg, var(--purple-400), var(--blue-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.header-right {
  display: flex;
  gap: 12px;
  align-items: center;
}

.header-toolbar {
  display: flex;
  align-items: center;
  background: var(--muted);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 4px;
  gap: 4px;
}

.toolbar-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--foreground);
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.toolbar-btn:hover {
  background: var(--background);
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.toolbar-btn.excel-btn:hover {
  color: #10B981;
}

.main-content {
  padding: 36px;
  max-width: 1600px;
  margin: 0 auto;
}

/* ==========================================================================
   Barra de Datos del Proyecto (Información Integrada)
   ========================================================================== */
.project-info-bar {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 20px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 24px;
  margin-bottom: 28px;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.project-info-bar::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--purple-500), var(--blue-500));
}

.project-info-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.project-info-item label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted-foreground);
  display: flex;
  align-items: center;
  gap: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.project-info-item label svg {
  width: 14px;
  height: 14px;
  color: var(--primary);
}

.info-input {
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-size: 0.95rem;
  color: var(--foreground);
  transition: all var(--transition-fast);
  font-family: var(--font-body);
}

.info-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
  outline: none;
}

@media (max-width: 900px) {
  .project-info-bar {
    grid-template-columns: 1fr;
    gap: 14px;
  }
}

/* ==========================================================================
   Títulos y Secciones
   ========================================================================== */

.content-section {
  margin-bottom: 36px;
}

.section-title-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.section-title {
  font-size: 1.2rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--foreground);
}

.section-badge {
  background: var(--primary);
  color: white;
  padding: 4px 14px;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  box-shadow: 0 2px 8px rgba(124, 58, 237, 0.3);
}

/* ==========================================================================
   Componente Base: Cards
   ========================================================================== */

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
}

.card:hover {
  box-shadow: var(--shadow-lg);
}

.card-content {
  padding: 0;
}

/* ==========================================================================
   Botones Premium con Micro-animaciones
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  user-select: none;
}

.btn:active {
  transform: scale(0.97);
}

.btn svg, .btn i {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}

.btn:hover svg, .btn:hover i {
  transform: scale(1.1);
}

.btn-primary {
  background: linear-gradient(135deg, var(--purple-600), var(--purple-700));
  color: var(--primary-foreground);
  box-shadow: 0 4px 12px rgba(124, 58, 237, 0.25);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--purple-700), var(--purple-800));
  box-shadow: 0 6px 16px rgba(124, 58, 237, 0.35);
  transform: translateY(-1px);
}

.btn-outline {
  background: var(--card);
  color: var(--foreground);
  border-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.btn-outline:hover {
  background: var(--muted);
  border-color: var(--input);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--muted-foreground);
  border: none;
  padding: 10px;
  border-radius: var(--radius-md);
}

.btn-ghost:hover {
  background: var(--muted);
  color: var(--foreground);
}

/* ==========================================================================
   Buscador Inteligente (Search Box)
   ========================================================================== */

.search-container {
  position: relative;
  margin-bottom: 24px;
}

.search-box {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.search-box:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px var(--purple-100), var(--shadow-md);
}

[data-theme="dark"] .search-box:focus-within {
  box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.2), var(--shadow-md);
}

.search-box svg {
  width: 20px;
  height: 20px;
  color: var(--muted-foreground);
  flex-shrink: 0;
}

.search-input {
  flex: 1;
  border: none;
  background: transparent;
  font-size: 1rem;
  font-family: var(--font-sans);
  color: var(--foreground);
  outline: none;
}

.search-input::placeholder {
  color: var(--muted-foreground);
}

.search-loading {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  flex-shrink: 0;
}

.search-results {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  max-height: 340px;
  overflow-y: auto;
  z-index: 100;
  display: none;
  overflow-x: hidden;
}

.search-results.active {
  display: block;
  animation: slideDown 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.search-result-item {
  padding: 14px 18px;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
  transition: background var(--transition-fast), padding-left var(--transition-fast);
}

.search-result-item:last-child {
  border-bottom: none;
}

.search-result-item:hover {
  background: var(--purple-50);
  padding-left: 22px;
}

[data-theme="dark"] .search-result-item:hover {
  background: rgba(139, 92, 246, 0.15);
}

.search-result-name {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 2px;
}

.search-result-ref {
  font-size: 0.825rem;
  font-family: var(--font-mono);
  color: var(--primary);
}

.search-no-results {
  padding: 24px;
  text-align: center;
  color: var(--muted-foreground);
  font-size: 0.95rem;
}

/* ==========================================================================
   Layout de Formulación (Grid Responsive)
   ========================================================================== */

.formulacion-layout {
  display: grid;
  grid-template-columns: minmax(480px, 1fr) minmax(560px, 640px);
  gap: 24px;
  align-items: stretch;
}

@media (max-width: 1250px) {
  .formulacion-layout {
    grid-template-columns: 1fr;
  }
  .unified-right-grid {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }
  .unified-col-summary {
    border-left: none !important;
    padding-left: 0 !important;
    border-top: 1px solid var(--border);
    padding-top: 16px;
  }
}

/* ==========================================================================
   Tablas de Cotización Ultra Legibles
   ========================================================================== */

.table-container {
  overflow-x: auto;
  border-radius: var(--radius-lg);
}

.formulacion-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 0.95rem;
}

.formulacion-table th {
  background: #1e1b4b;
  color: white;
  padding: 16px 18px;
  text-align: left;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  white-space: nowrap;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .formulacion-table th {
  background: #0f172a;
  border-bottom: 2px solid var(--purple-500);
}

.formulacion-table th:first-child {
  border-top-left-radius: var(--radius-md);
}

.formulacion-table th:last-child {
  border-right: none;
  border-top-right-radius: var(--radius-md);
}

.formulacion-table td {
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.formulacion-table tbody tr {
  transition: background-color var(--transition-fast);
}

.formulacion-table tbody tr:nth-child(even) {
  background: var(--muted);
}

.formulacion-table tbody tr:hover {
  background: var(--purple-50);
}

/* Anchos de columnas optimizados para evitar truncamiento */
.col-ref { width: 130px; }
.col-ref-nombre { min-width: 220px; }
.col-cant { min-width: 115px; }
.col-cost { min-width: 135px; }
.col-total { min-width: 130px; }
.col-action { width: 50px; text-align: center; }

/* Celdas de Total Destacadas */
.cell-total {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--primary);
  padding: 8px 4px;
  text-align: right;
}

/* Botón Eliminar Fila */
.btn-remove-row {
  width: 32px;
  height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--muted-foreground);
  font-size: 1.25rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-remove-row:hover {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--destructive);
  color: var(--destructive);
  transform: rotate(90deg);
}

/* ==========================================================================
   Secciones Dinámicas (Granel, Etiquetado, Producto Terminado)
   ========================================================================== */

.granel-card {
  position: relative;
  border: 2px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 32px 24px 24px 24px;
  background: var(--card);
  box-shadow: var(--shadow-md);
  margin-bottom: 28px;
  transition: all var(--transition-normal);
}

.granel-card:hover {
  box-shadow: var(--shadow-xl);
  border-color: var(--purple-300);
}

/* Variante Morado (Granel) */
.granel-card {
  border-left: 6px solid var(--purple-600);
}

.granel-label {
  position: absolute;
  top: -14px;
  left: 24px;
  background: linear-gradient(135deg, var(--purple-600), var(--purple-700));
  color: white;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: text;
  outline: none;
  box-shadow: 0 4px 10px rgba(124, 58, 237, 0.3);
  transition: all var(--transition-fast);
}

.granel-label:focus {
  transform: scale(1.05);
  box-shadow: 0 6px 14px rgba(124, 58, 237, 0.45);
}

/* Variante Azul (Etiquetado) */
.granel-card.card-blue {
  border-left-color: var(--blue-600);
}

.granel-card.card-blue:hover {
  border-color: var(--blue-300);
}

.granel-card.card-blue .granel-label {
  background: linear-gradient(135deg, var(--blue-600), var(--blue-700));
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.3);
}

/* Variante Teal (Producto Terminado) */
.granel-card.card-teal {
  border-left-color: var(--teal-600);
}

.granel-card.card-teal:hover {
  border-color: var(--teal-300);
}

.granel-card.card-teal .granel-label {
  background: linear-gradient(135deg, var(--teal-600), var(--teal-700));
  box-shadow: 0 4px 10px rgba(16, 185, 129, 0.3);
}

/* ==========================================================================
   Armonización de Colores por Sección (Azul / Teal)
   Reemplaza el morado predeterminado en tablas, laterales y controles
   ========================================================================== */

/* --- Sección ETIQUETADO (Azul) --- */
.granel-card.card-blue .formulacion-table tbody tr:hover {
  background: #eff6ff;
}
[data-theme="dark"] .granel-card.card-blue .formulacion-table tbody tr:hover {
  background: rgba(37, 99, 235, 0.12);
}
[data-theme="dark"] .granel-card.card-blue .formulacion-table th {
  border-bottom-color: var(--blue-600);
}
.granel-card.card-blue .cell-total {
  color: var(--blue-600);
}
[data-theme="dark"] .granel-card.card-blue .cell-total {
  color: #60a5fa;
}
.granel-card.card-blue .resumen-card {
  border-color: #bfdbfe;
}
[data-theme="dark"] .granel-card.card-blue .resumen-card {
  border-color: rgba(37, 99, 235, 0.4);
}
.granel-card.card-blue .summary-title::before {
  background: var(--blue-600);
}
.granel-card.card-blue .input-field:focus {
  border-color: var(--blue-600);
  box-shadow: 0 0 0 3px #dbeafe;
}
[data-theme="dark"] .granel-card.card-blue .input-field:focus {
  border-color: #60a5fa;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.25);
}
.granel-card.card-blue .mo-card-center {
  color: var(--blue-600);
  background: #eff6ff;
}
[data-theme="dark"] .granel-card.card-blue .mo-card-center {
  color: #60a5fa;
  background: rgba(37, 99, 235, 0.2);
}
.granel-card.card-blue .btn-add-mo:hover,
.granel-card.card-blue .btn-add-row:hover {
  border-color: var(--blue-600);
  color: var(--blue-600);
  background: #eff6ff;
}
[data-theme="dark"] .granel-card.card-blue .btn-add-mo:hover,
[data-theme="dark"] .granel-card.card-blue .btn-add-row:hover {
  border-color: #60a5fa;
  color: #60a5fa;
  background: rgba(37, 99, 235, 0.15);
}
.granel-card.card-blue .search-result-item:hover,
.granel-card.card-blue .ref-autocomplete-item:hover {
  background: #eff6ff;
}
[data-theme="dark"] .granel-card.card-blue .search-result-item:hover,
[data-theme="dark"] .granel-card.card-blue .ref-autocomplete-item:hover {
  background: rgba(37, 99, 235, 0.15);
}
.granel-card.card-blue .ref-ac-ref {
  color: var(--blue-600);
}
[data-theme="dark"] .granel-card.card-blue .ref-ac-ref {
  color: #60a5fa;
}

/* --- Sección PRODUCTO TERMINADO (Teal / Verde) --- */
.granel-card.card-teal .formulacion-table tbody tr:hover {
  background: #ecfdf5;
}
[data-theme="dark"] .granel-card.card-teal .formulacion-table tbody tr:hover {
  background: rgba(16, 185, 129, 0.12);
}
[data-theme="dark"] .granel-card.card-teal .formulacion-table th {
  border-bottom-color: var(--teal-600);
}
.granel-card.card-teal .cell-total {
  color: var(--teal-600);
}
[data-theme="dark"] .granel-card.card-teal .cell-total {
  color: #34d399;
}
.granel-card.card-teal .resumen-card {
  border-color: #a7f3d0;
}
[data-theme="dark"] .granel-card.card-teal .resumen-card {
  border-color: rgba(16, 185, 129, 0.4);
}
.granel-card.card-teal .summary-title::before {
  background: var(--teal-600);
}
.granel-card.card-teal .input-field:focus {
  border-color: var(--teal-600);
  box-shadow: 0 0 0 3px #d1fae5;
}
[data-theme="dark"] .granel-card.card-teal .input-field:focus {
  border-color: #34d399;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.25);
}
.granel-card.card-teal .mo-card-center {
  color: var(--teal-600);
  background: #ecfdf5;
}
[data-theme="dark"] .granel-card.card-teal .mo-card-center {
  color: #34d399;
  background: rgba(16, 185, 129, 0.2);
}
.granel-card.card-teal .btn-add-mo:hover,
.granel-card.card-teal .btn-add-row:hover {
  border-color: var(--teal-600);
  color: var(--teal-600);
  background: #ecfdf5;
}
[data-theme="dark"] .granel-card.card-teal .btn-add-mo:hover,
[data-theme="dark"] .granel-card.card-teal .btn-add-row:hover {
  border-color: #34d399;
  color: #34d399;
  background: rgba(16, 185, 129, 0.15);
}
.granel-card.card-teal .search-result-item:hover,
.granel-card.card-teal .ref-autocomplete-item:hover {
  background: #ecfdf5;
}
[data-theme="dark"] .granel-card.card-teal .search-result-item:hover,
[data-theme="dark"] .granel-card.card-teal .ref-autocomplete-item:hover {
  background: rgba(16, 185, 129, 0.15);
}
.granel-card.card-teal .ref-ac-ref {
  color: var(--teal-600);
}
[data-theme="dark"] .granel-card.card-teal .ref-ac-ref {
  color: #34d399;
}


/* Cabecera Granel y Segmented Toggle */
.granel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

.granel-toggle {
  display: flex;
  background: var(--muted);
  border-radius: var(--radius-md);
  padding: 4px;
  gap: 4px;
  border: 1px solid var(--border);
}

.granel-toggle-btn {
  padding: 6px 18px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--muted-foreground);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.granel-toggle-btn:hover {
  color: var(--foreground);
}

.granel-toggle-btn.active {
  background: var(--card);
  color: var(--blue-600);
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .granel-toggle-btn.active {
  color: var(--blue-400);
}

/* ==========================================================================
   Impresión Sección
   ========================================================================== */

.imp-envase-row, .imp-pct-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
}

.imp-envase-name {
  font-weight: 600;
  color: var(--foreground);
  flex: 1;
}

.imp-envase-valor {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--blue-600);
}

.imp-pct-row .input-field {
  width: 80px;
  text-align: center;
}

/* ==========================================================================
   KPI Dual
   ========================================================================== */

.kpi-dual {
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: 12px;
  width: 100%;
}

.kpi-dual-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  min-width: 0;
}

.kpi-dual-label {
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.85;
}

.kpi-dual-divider {
  width: 1px;
  height: 36px;
  background: rgba(255, 255, 255, 0.3);
}

/* ==========================================================================
   Autocomplete Dropdown
   ========================================================================== */

.ref-autocomplete {
  position: relative;
}

.ref-autocomplete-list {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  max-height: 260px;
  overflow-y: auto;
  z-index: 1000;
  display: none;
  margin-top: 4px;
}

.ref-autocomplete-list.active {
  display: block;
}

.ref-autocomplete-item {
  padding: 12px 14px;
  cursor: pointer;
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: background var(--transition-fast);
}

.ref-autocomplete-item:last-child {
  border-bottom: none;
}

.ref-autocomplete-item:hover {
  background: var(--purple-50);
}

[data-theme="dark"] .ref-autocomplete-item:hover {
  background: rgba(139, 92, 246, 0.15);
}

.ref-ac-ref {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary);
  font-family: var(--font-mono);
}

.ref-ac-name {
  font-size: 0.85rem;
  color: var(--muted-foreground);
}

/* ==========================================================================
   Inputs y Campos de Formulario Premium
   ========================================================================== */

/* Remover flechas de spinners para evitar que roben espacio en campos numéricos */
input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
input[type="number"] {
  -moz-appearance: textfield;
}

.input-field {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--input);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: var(--font-sans);
  background: var(--background);
  color: var(--foreground);
  transition: all var(--transition-fast);
  text-overflow: ellipsis;
}

.formulacion-table .input-field {
  padding: 6px 8px;
}

.input-field:focus {
  outline: none;
  border-color: var(--ring);
  box-shadow: 0 0 0 3px var(--purple-100);
  background: var(--card);
}

[data-theme="dark"] .input-field:focus {
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.25);
}

.input-field:disabled {
  background: var(--muted);
  color: var(--muted-foreground);
  cursor: not-allowed;
  opacity: 0.7;
}

.input-field.input-number {
  font-family: var(--font-mono);
  font-weight: 600;
  text-align: right;
}

.input-field.input-sm {
  padding: 6px 10px;
  font-size: 0.85rem;
}

/* Campos Editables */
.input-field.editable {
  border-color: rgba(139, 92, 246, 0.3);
  background: rgba(139, 92, 246, 0.04);
}

.input-field.editable:hover {
  border-color: var(--primary);
}

.input-field.editable:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.18);
  background: var(--card);
}

[data-theme="dark"] .input-field.editable {
  background: rgba(139, 92, 246, 0.08);
  border-color: rgba(139, 92, 246, 0.4);
}

/* Campo Solo Lectura */
.input-field[readonly] {
  background: var(--muted);
  color: var(--muted-foreground);
  cursor: not-allowed;
}

.tooltip-warning {
  position: relative;
}

.tooltip-warning::after {
  content: 'Solo lectura - Editar en Supabase';
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  padding: 6px 12px;
  background: var(--foreground);
  color: var(--background);
  font-size: 0.75rem;
  border-radius: 6px;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
  z-index: 20;
}

.tooltip-warning:hover::after {
  opacity: 1;
}

/* ==========================================================================
   Tarjeta de Resumen Lateral (Invoice Summary Card)
   ========================================================================== */

.resumen-card {
  position: sticky;
  top: 96px;
  border: 2px solid var(--purple-200);
  background: var(--card);
  box-shadow: var(--shadow-xl);
}

[data-theme="dark"] .resumen-card {
  border-color: var(--purple-900);
}

.resumen-card .card-content {
  padding: 24px;
}

.summary-section {
  margin-bottom: 20px;
}

.summary-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--foreground);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.summary-title::before {
  content: '';
  width: 4px;
  height: 16px;
  background: var(--primary);
  border-radius: 2px;
}

.summary-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.summary-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
}

.summary-label {
  font-size: 0.9rem;
  color: var(--muted-foreground);
}

.summary-value {
  font-size: 1.1rem;
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--foreground);
}

.summary-grid-inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.divider {
  height: 1px;
  background: var(--border);
  margin: 24px 0;
}

/* ==========================================================================
   Mano de Obra - Componentes
   ========================================================================== */

.mo-data-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding: 16px;
  background: var(--muted);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  margin-bottom: 12px;
}

.mo-data-card .mo-field-group:nth-child(2) {
  grid-column: 1 / -1; /* El campo Centro de Trabajo abarca todo el ancho para no cortar el texto */
}

.mo-field-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}

.mo-field-group label {
  font-size: 0.725rem;
  color: var(--muted-foreground);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
}

.mo-card-header {
  grid-column: 1 / -1; /* Cabecera abarca todo el ancho del grid */
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  padding-bottom: 10px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--border);
}

.mo-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--foreground);
}

.mo-card-center {
  font-size: 0.75rem;
  color: var(--primary);
  font-weight: 600;
  background: var(--purple-50);
  padding: 4px 10px;
  border-radius: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 200px;
}

[data-theme="dark"] .mo-card-center {
  background: rgba(139, 92, 246, 0.2);
}

.mo-card-remove {
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--muted-foreground);
  font-size: 1.2rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mo-card-remove:hover {
  background: var(--destructive);
  border-color: var(--destructive);
  color: white;
}

.btn-add-mo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 12px;
  margin-top: 10px;
  background: var(--card);
  border: 2px dashed var(--border);
  border-radius: var(--radius-md);
  color: var(--muted-foreground);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-add-mo:hover {
  background: var(--purple-50);
  border-color: var(--primary);
  color: var(--primary);
}

[data-theme="dark"] .btn-add-mo:hover {
  background: rgba(139, 92, 246, 0.1);
}

.mo-breakdown {
  margin-top: 16px;
  padding: 18px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.mo-breakdown-title {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--muted-foreground);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.mo-breakdown-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  font-size: 0.9rem;
}

.mo-breakdown-row span:last-child {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--foreground);
}

.mo-breakdown-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 14px;
  margin-top: 10px;
  border-top: 2px solid var(--border);
  font-weight: 700;
}

.mo-breakdown-total span:last-child {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--primary);
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.input-group label {
  font-size: 0.8rem;
  color: var(--muted-foreground);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

/* ==========================================================================
   KPI Highlight Banner (Total General)
   ========================================================================== */

.kpi-highlight {
  background: linear-gradient(135deg, var(--purple-600) 0%, #4c1d95 100%);
  color: white;
  padding: 20px 16px;
  border-radius: var(--radius-lg);
  text-align: center;
  box-shadow: 0 10px 25px -5px rgba(124, 58, 237, 0.4);
  transition: transform var(--transition-fast);
  overflow: hidden; /* Evita desbordamiento del símbolo $ o cifras grandes */
}

.kpi-highlight:hover {
  transform: translateY(-2px);
}

.kpi-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.9;
  display: block;
  margin-bottom: 8px;
  font-weight: 600;
}

.kpi-value {
  font-size: 1.35rem; /* Tamaño optimizado para que quepan cifras largas sin salirse */
  font-weight: 700;
  font-family: var(--font-mono);
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

/* ==========================================================================
   Botón Agregar Fila
   ========================================================================== */

.add-row-container {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
  background: var(--card);
  border-bottom-left-radius: var(--radius-lg);
  border-bottom-right-radius: var(--radius-lg);
}

.btn-add-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 12px;
  background: transparent;
  border: 2px dashed var(--border);
  border-radius: var(--radius-md);
  color: var(--muted-foreground);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-add-row:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--purple-50);
}

[data-theme="dark"] .btn-add-row:hover {
  background: rgba(139, 92, 246, 0.1);
}

/* ==========================================================================
   Controles de Cards Dinámicas
   ========================================================================== */

.btn-add-card {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 2px dashed var(--border);
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--muted-foreground);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  margin-left: 20px;
}

.btn-add-card:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: var(--purple-50);
}

[data-theme="dark"] .btn-add-card:hover {
  background: rgba(139, 92, 246, 0.15);
}

.btn-remove-card {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 50%;
  background: transparent;
  color: var(--muted-foreground);
  font-size: 1.3rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  margin-left: auto;
}

.btn-remove-card:hover {
  background: rgba(239, 68, 68, 0.15);
  color: var(--destructive);
  transform: rotate(90deg);
}

.add-card-menu {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 8px;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 200px;
  z-index: 1000;
  animation: slideDown 0.15s ease;
}

.add-card-option {
  display: block;
  width: 100%;
  padding: 12px 16px;
  border: none;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--foreground);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
  transition: background var(--transition-fast);
}

.add-card-option:hover {
  background: var(--muted);
  padding-left: 20px;
}

.add-card-option.card-color-purple { border-left: 4px solid var(--purple-500); }
.add-card-option.card-color-blue { border-left: 4px solid var(--blue-500); }
.add-card-option.card-color-teal { border-left: 4px solid var(--teal-500); }

.granel-card[draggable="true"] { cursor: grab; }
.granel-card[draggable="true"]:active { cursor: grabbing; }
.granel-card.dragging { opacity: 0.4; transform: scale(0.98); }

.drag-handle {
  cursor: grab;
  color: var(--muted-foreground);
  font-size: 1.2rem;
  padding: 0 6px;
  user-select: none;
  transition: color var(--transition-fast);
}

.drag-handle:hover { color: var(--foreground); }

/* ==========================================================================
   Toast Notifications
   ========================================================================== */

.toast {
  position: fixed;
  bottom: 32px;
  right: 32px;
  padding: 16px 28px;
  border-radius: var(--radius-lg);
  background: var(--primary);
  color: white;
  font-size: 0.95rem;
  font-weight: 600;
  box-shadow: var(--shadow-xl);
  z-index: 9999;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.success { background: var(--success); }
.toast.error { background: var(--destructive); }

/* ==========================================================================
   Animaciones Keyframes
   ========================================================================== */

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Adaptabilidad Responsiva (Mobile, Tablet & Desktop)
   ========================================================================== */

@media (max-width: 768px) {
  .app-header {
    flex-direction: column;
    gap: 16px;
    padding: 16px 20px;
  }

  .header-left {
    flex-direction: column;
    gap: 12px;
    width: 100%;
  }

  .btn-add-card {
    margin-left: 0;
    width: 100%;
    justify-content: center;
  }

  .header-right {
    width: 100%;
    justify-content: space-between;
  }

  .main-content {
    padding: 20px 12px;
  }

  .granel-card {
    padding: 36px 14px 16px 14px;
  }

  .granel-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .mo-data-card {
    grid-template-columns: 1fr;
  }

  .kpi-value {
    font-size: 1.6rem;
  }
}

/* ==========================================================================
   Drawer de Historial y Modales de Guardado
   ========================================================================== */

.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(4px);
  z-index: 1000;
  transition: opacity 0.3s ease;
}

.drawer-panel {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 420px;
  max-width: 90vw;
  background: var(--card);
  border-left: 1px solid var(--border);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.25);
  z-index: 1001;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.drawer-panel.open {
  transform: translateX(0);
}

.drawer-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.drawer-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--foreground);
}

.drawer-title svg, .drawer-title i {
  color: var(--primary);
  width: 22px;
  height: 22px;
}

.drawer-search {
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--muted);
}

.drawer-list {
  flex: 1;
  overflow-y: auto;
  padding: 16px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.drawer-item {
  background: var(--background);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: all var(--transition-fast);
}

.drawer-item:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.drawer-item-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.drawer-item-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--foreground);
}

.drawer-item-date {
  font-size: 0.75rem;
  color: var(--muted-foreground);
}

.drawer-item-total {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--primary);
}

.drawer-item-actions {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
  margin-top: 4px;
  border-top: 1px solid var(--border);
  padding-top: 10px;
}

/* Modales */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(6px);
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 440px;
  overflow: hidden;
  animation: fadeInScale 0.25s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--foreground);
}

.modal-body {
  padding: 24px;
}

.modal-footer {
  padding: 16px 24px;
  background: var(--muted);
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}