/**
 * Estilos canónicos para el Optimizador y simulador 3D de carga de camiones y palets
 * Conforme a estándares de Fijate Tools (Dark/Light mode, Inter, Outfit, JetBrains Mono)
 */

:root {
  --font-main: 'Inter', system-ui, -apple-system, sans-serif;
  --font-heading: 'Outfit', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Colores tema oscuro (por defecto) */
  --bg-page: #080c14;
  --bg-card: #0f172a;
  --bg-card-subtle: #1e293b;
  --border-color: #334155;
  --border-focus: #38bdf8;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;

  --accent-primary: #0284c7;
  --accent-primary-hover: #0369a1;
  --accent-cyan: #38bdf8;
  --accent-success: #22c55e;
  --accent-warning: #f59e0b;
  --accent-danger: #ef4444;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --shadow-card: 0 10px 25px -5px rgba(0, 0, 0, 0.4);
}

[data-theme="light"] {
  --bg-page: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-subtle: #f8fafc;
  --border-color: #cbd5e1;
  --border-focus: #0284c7;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --shadow-card: 0 10px 25px -5px rgba(0, 0, 0, 0.08);
}

/* Reset y base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.5;
  overflow-x: clip;
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-main);
}

code, .font-mono, .metric-big, .metric-unit {
  font-family: var(--font-mono);
}

/* Contenedor principal y layout con anuncios */
.tool-layout {
  max-width: 1440px;
  margin: 1.25rem auto 3rem;
  padding: 0 1rem;
  width: 100%;
  flex: 1;
}

.tool-with-sidebar {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.tool-main-content {
  flex: 1 1 0%;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Barra lateral para pantallas extra grandes */
.tool-ad-sidebar {
  width: 300px;
  flex-shrink: 0;
  display: none;
}

@media (min-width: 1536px) {
  .tool-ad-sidebar {
    display: block;
  }
}

.ad-sticky-box {
  position: sticky;
  top: 80px;
}

.ad-label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 4px;
}

/* Banner superior */
.tools-ad-banner-top {
  width: 100%;
  margin-bottom: 0.5rem;
}

.ad-banner-card {
  background-color: var(--bg-card);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.5rem;
  min-height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Tarjeta principal */
.card-main {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

@media (max-width: 640px) {
  .card-main {
    padding: 1rem;
    gap: 1.25rem;
  }
}

/* Encabezado de la herramienta */
.tool-header-intro {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.tool-title-wrap {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.tool-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(2, 132, 199, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(56, 189, 248, 0.3);
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.tool-intro-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  max-width: 900px;
}

/* Estructura Cockpit a 2 columnas (Panel de control + Visor 3D interactivo) */
.cockpit-layout {
  display: grid;
  grid-template-columns: 430px 1fr;
  gap: 1.5rem;
  align-items: flex-start;
}

@media (max-width: 1180px) {
  .cockpit-layout {
    grid-template-columns: 380px 1fr;
    gap: 1.25rem;
  }
}

@media (max-width: 960px) {
  .cockpit-layout {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

.cockpit-controls-col {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  min-width: 0;
}

.cockpit-viewer-col {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-width: 0;
  position: sticky;
  top: 75px;
}

@media (max-width: 960px) {
  .cockpit-viewer-col {
    position: static;
  }
}

/* 1. Selector de vehículos en carrusel de tarjetas */
.section-vehicle-selector {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.section-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.section-label {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

/* Banner de recomendación inteligente de vehículo */
.vehicle-recommender-card {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.09) 0%, rgba(2, 132, 199, 0.07) 100%);
  border: 1px solid rgba(16, 185, 129, 0.35);
  border-radius: var(--radius-md);
  padding: 0.55rem 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  animation: fadeInRecommender 0.3s ease-out;
}

@keyframes fadeInRecommender {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.recommender-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.recommender-title-wrap {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--accent-success);
}

.recommender-badge {
  font-size: 9.5px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 9999px;
  background: rgba(16, 185, 129, 0.18);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.recommender-body {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.recommender-veh-name {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-main);
  font-family: var(--font-title);
}

.recommender-desc {
  font-size: 0.76rem;
  color: var(--text-muted);
  line-height: 1.35;
  margin: 0;
}

.btn-apply-recommender {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  min-height: 40px; /* Estándar táctil >= 40px */
  transition: all 0.2s ease;
  width: 100%;
}

.btn-apply-recommender:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
}

.btn-apply-recommender.selected {
  background: rgba(16, 185, 129, 0.15);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.3);
  cursor: default;
}

.vehicle-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
}

.vehicle-card-btn {
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.5rem 0.65rem;
  cursor: pointer;
  text-align: left;
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
  gap: 3px;
  width: 100%;
}

.vehicle-card-btn:hover {
  border-color: var(--accent-cyan);
  transform: translateY(-2px);
}

.vehicle-card-btn.active {
  background: rgba(2, 132, 199, 0.18);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.2);
}

.veh-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4px;
}

.veh-badge {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 2px 6px;
  border-radius: 4px;
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--text-muted);
}

.veh-badge.carretera { color: #38bdf8; background: rgba(56, 189, 248, 0.15); }
.veh-badge.marítimo { color: #f59e0b; background: rgba(245, 158, 11, 0.15); }
.veh-badge.ligero { color: #10b981; background: rgba(16, 185, 129, 0.15); }

.veh-m3 {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
}

.veh-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.veh-card-specs {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

/* Pastillas de estado para las tarjetas de vehículo */
.veh-card-status-row {
  margin-top: 5px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.veh-status-pill {
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
  display: inline-block;
}

.veh-status-pill.pill-optimal {
  background: rgba(16, 185, 129, 0.2);
  color: #10b981;
  border: 1px solid rgba(16, 185, 129, 0.4);
}

.veh-status-pill.pill-fits {
  background: rgba(2, 132, 199, 0.15);
  color: #38bdf8;
  border: 1px solid rgba(56, 189, 248, 0.3);
}

.veh-status-pill.pill-oversized {
  background: rgba(148, 163, 184, 0.12);
  color: #94a3b8;
  border: 1px solid rgba(148, 163, 184, 0.25);
}

.veh-status-pill.pill-overweight {
  background: rgba(239, 68, 68, 0.15);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.veh-status-pill.pill-insufficient {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.vehicle-card-btn.optimal-card {
  border-color: #10b981;
  background: rgba(16, 185, 129, 0.08);
}

.vehicle-card-btn.optimal-card:hover {
  border-color: #10b981;
  box-shadow: 0 0 14px rgba(16, 185, 129, 0.25);
}

/* Panel de vehículo a medida */
.custom-vehicle-panel {
  background-color: var(--bg-card-subtle);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.75rem;
}

/* 2. Cuadrícula de métricas principales ultra-compacta */
.metrics-kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
}

@media (max-width: 1280px) {
  .metrics-kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .metrics-kpi-grid {
    grid-template-columns: 1fr;
  }
}

.metric-card {
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.38rem 0.65rem;
  display: flex;
  flex-direction: column;
  gap: 2px;
  position: relative;
  overflow: hidden;
}

.metric-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 600;
}

.metric-value-wrap {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.metric-big {
  font-size: 1.25rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--text-main);
  font-family: var(--font-mono);
}

.metric-big.text-danger {
  color: var(--accent-danger);
}

.metric-unit, .metric-total {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.metric-progress-track {
  width: 100%;
  height: 4px;
  background-color: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  overflow: hidden;
  margin-top: 2px;
}

.metric-progress-bar {
  height: 100%;
  border-radius: 999px;
  transition: width 0.3s ease, background-color 0.3s ease;
}

.bar-success { background-color: var(--accent-success); }
.bar-warning { background-color: var(--accent-warning); }
.bar-danger { background-color: var(--accent-danger); }

.metric-alert-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 10.5px;
  color: var(--accent-danger);
  background: rgba(239, 68, 68, 0.15);
  padding: 3px 6px;
  border-radius: 4px;
  margin-top: 2px;
}

/* Alerta de bultos fuera */
.unplaced-alert-box {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid var(--accent-danger);
  border-radius: var(--radius-md);
  padding: 0.6rem 0.85rem;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fca5a5;
  font-size: 0.85rem;
}

/* Tarjeta de reparto por ejes y centro de gravedad ultra-esbelta */
.axle-distribution-card {
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.35rem 0.65rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

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

.axle-card-title {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-main);
}

.cog-badge {
  font-size: 10px;
  font-family: var(--font-mono);
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.15);
  color: var(--accent-cyan);
  border: 1px solid rgba(56, 189, 248, 0.3);
}

.cog-badge.desplazado {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-warning);
  border-color: rgba(245, 158, 11, 0.3);
}

.axle-bars-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

@media (max-width: 550px) {
  .axle-bars-grid {
    grid-template-columns: 1fr;
  }
}

.axle-bar-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.axle-meta-row {
  display: flex;
  justify-content: space-between;
  font-size: 10.5px;
  color: var(--text-muted);
}

.axle-weight-val {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--text-main);
}

.axle-alert-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 10.5px;
  color: var(--accent-danger);
  background: rgba(239, 68, 68, 0.15);
  padding: 3px 6px;
  border-radius: 4px;
}

/* 3. Área de visualización 3D y 2D con pestañas */
.viewer-card-wrapper {
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.viewer-header-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--border-color);
  background: rgba(0, 0, 0, 0.2);
  flex-wrap: wrap;
  gap: 0.75rem;
}

.view-tabs-group {
  display: flex;
  gap: 4px;
}

.view-tab-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  font-family: var(--font-main);
  font-size: 13px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
}

.view-tab-btn:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.05);
}

.view-tab-btn.active {
  color: var(--text-main);
  background: var(--bg-card);
  border-color: var(--border-color);
}

.viewer-actions-group {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.btn-camera-view {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 500;
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-camera-view:hover, .btn-camera-view.active {
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
}

.select-compact {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-size: 12px;
  padding: 5px 8px;
  border-radius: var(--radius-sm);
  outline: none;
  cursor: pointer;
}

/* Contenedor del canvas 3D */
.canvas-3d-wrapper {
  position: relative;
  width: 100%;
  height: 520px;
  background-color: var(--bg-page);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

@media (max-width: 768px) {
  .canvas-3d-wrapper {
    height: 420px;
  }
}

#canvas-3d-target {
  width: 100%;
  flex: 1 1 0%;
  min-height: 0;
  display: block;
}

/* Tooltip 3D de bultos */
.pallet-3d-tooltip {
  position: absolute;
  display: none;
  pointer-events: none;
  background: rgba(15, 23, 42, 0.94);
  border: 1px solid var(--accent-cyan);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.6);
  z-index: 50;
  font-family: var(--font-main);
  backdrop-filter: blur(8px);
  max-width: 250px;
}

/* Barra inferior del 3D: Secuencia de carga paso a paso */
.load-sequence-toolbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1.25rem;
  background: rgba(0, 0, 0, 0.25);
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap;
}

.btn-play-seq {
  background: var(--accent-primary);
  color: #ffffff;
  border: none;
  font-family: var(--font-main);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background-color 0.2s ease;
  min-height: 40px;
}

.btn-play-seq:hover:not(:disabled) {
  background: var(--accent-primary-hover);
}

.btn-play-seq:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.sequence-slider-wrap {
  flex: 1 1 200px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.sequence-slider-wrap input[type="range"] {
  flex: 1;
  height: 6px;
  accent-color: var(--accent-cyan);
  cursor: pointer;
}

.step-counter-badge {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--accent-cyan);
  white-space: nowrap;
}

/* Contenedor del plano 2D */
.canvas-2d-wrapper {
  padding: 1.5rem;
  background-color: var(--bg-page);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow-x: auto;
}

.floorplan-svg {
  width: 100%;
  max-width: 100%;
  height: auto;
  min-height: 280px;
  display: block;
}

.svg-vehicle-floor {
  fill: var(--bg-card);
  stroke: var(--border-color);
  stroke-width: 18;
}

.svg-label-bold {
  font-family: var(--font-heading);
  font-size: 68px;
  font-weight: 800;
  fill: currentColor;
  letter-spacing: 4px;
}

.svg-pallet-number {
  font-family: var(--font-heading);
  font-size: 72px;
  font-weight: 800;
  fill: #0f172a;
}

.svg-pallet-dimensions {
  font-family: var(--font-mono);
  font-size: 46px;
  font-weight: 700;
  fill: #0f172a;
}

.svg-pallet-weight {
  font-family: var(--font-mono);
  font-size: 44px;
  font-weight: 600;
  fill: #0f172a;
}

.svg-dim-text {
  font-family: var(--font-mono);
  font-size: 52px;
  font-weight: 600;
  fill: currentColor;
}

/* Contenedor de la tabla de desglose */
.table-cargo-wrapper {
  padding: 1rem;
  overflow-x: auto;
}

.cargo-summary-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  text-align: left;
}

.cargo-summary-table th {
  padding: 10px 12px;
  border-bottom: 2px solid var(--border-color);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 11px;
  text-transform: uppercase;
}

.cargo-summary-table td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.step-badge {
  display: inline-block;
  background: var(--accent-cyan);
  color: #0f172a;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
}

.badge-tag {
  display: inline-block;
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-warning);
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
}

/* 4. Formulario de líneas de carga */
.section-cargo-manager {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cargo-lines-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cargo-line-card {
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.cargo-line-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.cargo-line-title-group {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
}

.cargo-color-dot {
  width: 14px;
  height: 14px;
  border-radius: 999px;
  flex-shrink: 0;
}

.cargo-input-name {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-main);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  width: 100%;
  max-width: 320px;
}

.cargo-input-name:focus {
  background-color: var(--bg-card);
  border-color: var(--border-focus);
  outline: none;
}

.btn-remove-line {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px;
  border-radius: var(--radius-sm);
  transition: color 0.15s ease;
}

.btn-remove-line:hover {
  color: var(--accent-danger);
}

.cargo-preset-pills {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.preset-pill {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.preset-pill:hover, .preset-pill.active {
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
}

.cargo-fields-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
}

@media (max-width: 640px) {
  .cargo-fields-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.field-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.field-item label {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 500;
}

.cargo-field-input {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 14px;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  outline: none;
  width: 100%;
  min-height: 40px;
}

.cargo-field-input:focus {
  border-color: var(--border-focus);
}

.cargo-footer-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.stepper-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.stepper-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
}

.stepper-controls {
  display: flex;
  align-items: center;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.btn-step {
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 18px;
  width: 38px;
  height: 38px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s ease;
}

.btn-step:hover {
  background: rgba(255, 255, 255, 0.08);
}

.cargo-qty-input {
  background: transparent;
  border: none;
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 15px;
  font-weight: 700;
  text-align: center;
  width: 55px;
  outline: none;
}

.stack-options-group {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  cursor: pointer;
  user-select: none;
  color: var(--text-muted);
}

.checkbox-label input[type="checkbox"] {
  accent-color: var(--accent-primary);
  width: 16px;
  height: 16px;
}

/* Botones de acción del gestor de carga */
.cargo-actions-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.btn-secondary {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-family: var(--font-main);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
  min-height: 40px;
}

.btn-secondary:hover {
  border-color: var(--accent-cyan);
}

/* 5. Barra de exportación y compartir */
.export-sharing-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap;
}

.btn-whatsapp {
  background-color: #25d366;
  color: #ffffff;
  border: none;
  font-family: var(--font-main);
  font-size: 14px;
  font-weight: 700;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: opacity 0.2s ease;
  min-height: 42px;
}

.btn-whatsapp:hover {
  opacity: 0.9;
}

/* 6. Modales accesibles */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(6px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-dialog {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  max-width: 560px;
  width: 100%;
  padding: 1.5rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 0.75rem;
}

.modal-title {
  font-size: 1.15rem;
  font-family: var(--font-heading);
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 20px;
  padding: 4px;
}

.modal-body {
  font-size: 14px;
  line-height: 1.6;
  color: var(--text-main);
}

.modal-body h4 {
  font-size: 14px;
  margin: 12px 0 4px;
  color: var(--accent-cyan);
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-color);
}

/* Estilos de impresión oficial */
@media print {
  body {
    background: #ffffff !important;
    color: #000000 !important;
  }
  .app-header,
  .tools-ad-banner-section,
  .tool-ad-sidebar,
  .fijate-footer,
  .viewer-header-toolbar,
  .load-sequence-toolbar,
  .cargo-actions-row,
  .export-sharing-bar,
  .section-vehicle-selector,
  .section-cargo-manager {
    display: none !important;
  }
  .tool-layout {
    max-width: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
  }
  .card-main {
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
  }
  .canvas-2d-wrapper {
    background: #ffffff !important;
    padding: 0 !important;
  }
  .svg-vehicle-floor {
    fill: #f8fafc !important;
    stroke: #000000 !important;
  }
  .view-2d-container {
    display: block !important;
  }
  .view-3d-container, .view-list-container {
    display: none !important;
  }
}