/**
 * Fijate Tools - Estilos para Visor de Planos CAD (DWG y DXF)
 * Workbench profesional con aceleración gráfica, canvas responsivo y controles táctiles
 */

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

  /* Colores temáticos CAD Workbench */
  --primary-color: #3b82f6;
  --primary-hover: #2563eb;
  --primary-light: rgba(59, 130, 246, 0.12);
  --accent-color: #f97316;
  --accent-cyan: #06b6d4;

  --cad-bg: #14181f;
  --cad-panel-bg: #1c222c;
  --cad-panel-border: #2d3748;
  --cad-panel-header: #242c38;
  --cad-text: #f1f5f9;
  --cad-text-muted: #94a3b8;
  --cad-hover: rgba(255, 255, 255, 0.06);

  --bg-page: #0b0f17;
  --border-color: #242c38;
  --bg-input: #1a202c;
  --bg-card-header: #1f2733;
}

[data-theme="light"] {
  --primary-color: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-light: rgba(37, 99, 235, 0.08);

  --cad-bg: #ffffff;
  --cad-panel-bg: #f8fafc;
  --cad-panel-border: #e2e8f0;
  --cad-panel-header: #f1f5f9;
  --cad-text: #0f172a;
  --cad-text-muted: #64748b;
  --cad-hover: rgba(0, 0, 0, 0.04);

  --bg-page: #f8fafc;
  --border-color: #e2e8f0;
  --bg-input: #ffffff;
  --bg-card-header: #f1f5f9;
}

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

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

h1, h2, h3, h4, h5, h6,
.brand-title,
.section-title,
.hero-title,
.faq-section-title {
  font-family: var(--font-heading);
}

.mono,
code,
.measure-val,
.status-coords,
.inspector-table td {
  font-family: var(--font-mono);
}

/* Layout canónico */
.tool-layout {
  max-width: 1360px;
  width: 100%;
  margin: 1.5rem auto 3rem;
  padding: 0 1rem;
  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 superior de acciones CAD */
.cad-action-bar {
  background: var(--cad-panel-bg);
  border: 1px solid var(--cad-panel-border);
  border-radius: 12px;
  padding: 0.85rem 1.25rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.cad-action-group {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.cad-action-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--cad-text-muted);
}

/* Botones y controles de formulario */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 40px;
  padding: 0 1rem;
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-sm {
  min-height: 34px;
  padding: 0 0.75rem;
  font-size: 0.82rem;
}

.btn-primary {
  background: var(--primary-color);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--primary-hover);
}

.btn-secondary {
  background: var(--cad-hover);
  border-color: var(--cad-panel-border);
  color: var(--cad-text);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
}

.cad-select {
  min-height: 40px;
  padding: 0 2.2rem 0 0.85rem;
  border-radius: 8px;
  background-color: var(--bg-input);
  color: var(--cad-text);
  border: 1px solid var(--cad-panel-border);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  appearance: none;
  -webkit-appearance: none;
  max-width: 100%;
}

.cad-select option {
  background-color: var(--cad-panel-bg);
  color: var(--cad-text);
}

/* Área de Drop Zone y Carga rápida */
.cad-dropzone {
  border: 2px dashed var(--cad-panel-border);
  border-radius: 12px;
  padding: 1.5rem;
  text-align: center;
  background: var(--cad-panel-bg);
  transition: all 0.2s ease;
  cursor: pointer;
}

.cad-dropzone:hover,
.cad-dropzone.is-dragover {
  border-color: var(--primary-color);
  background: var(--primary-light);
}

.cad-dropzone-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.cad-dropzone-icon {
  color: var(--primary-color);
  margin-bottom: 0.25rem;
}

.cad-dropzone-text {
  font-size: 0.95rem;
  font-weight: 600;
}

.cad-dropzone-sub {
  font-size: 0.82rem;
  color: var(--cad-text-muted);
}

/* WORKBENCH PRINCIPAL DE CAD */
.cad-workbench {
  display: flex;
  flex-direction: column;
  background: var(--cad-panel-bg);
  border: 1px solid var(--cad-panel-border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.cad-workbench-body {
  display: flex;
  height: 640px;
  position: relative;
  overflow: hidden;
}

/* Barra de herramientas vertical (Izquierda) */
.cad-toolbar-vertical {
  width: 52px;
  background: var(--cad-panel-header);
  border-right: 1px solid var(--cad-panel-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0.65rem 0;
  gap: 0.4rem;
  z-index: 10;
}

.cad-toolbar-btn {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--cad-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.cad-toolbar-btn:hover {
  background: var(--cad-hover);
  color: var(--cad-text);
}

.cad-toolbar-btn.is-active {
  background: var(--primary-color);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.2);
}

.cad-toolbar-sep {
  width: 30px;
  height: 1px;
  background: var(--cad-panel-border);
  margin: 0.35rem 0;
}

/* Viewport central con Canvas */
.cad-viewport-container {
  flex: 1 1 0%;
  position: relative;
  background: var(--cad-bg);
  overflow: hidden;
}

#cad-canvas {
  width: 100%;
  height: 100%;
  display: block;
  cursor: crosshair;
}

/* Barra de estado inferior (Status bar) */
.cad-statusbar {
  height: 38px;
  background: var(--cad-panel-header);
  border-top: 1px solid var(--cad-panel-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
  font-size: 0.8rem;
  color: var(--cad-text-muted);
  user-select: none;
  overflow-x: auto;
}

.cad-status-left,
.cad-status-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.cad-status-item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  white-space: nowrap;
}

.cad-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
}

/* Paneles laterales / Acordeón derecho (Capas, Inspector y Medición) */
.cad-side-panel {
  width: 300px;
  background: var(--cad-panel-bg);
  border-left: 1px solid var(--cad-panel-border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 10;
}

.cad-panel-section {
  display: flex;
  flex-direction: column;
  border-bottom: 1px solid var(--cad-panel-border);
  max-height: 50%;
}

.cad-panel-section.flex-grow {
  flex: 1 1 0%;
  max-height: none;
}

.cad-panel-header {
  padding: 0.65rem 1rem;
  background: var(--cad-panel-header);
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--cad-text);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cad-panel-header-actions {
  display: flex;
  gap: 0.4rem;
}

.cad-panel-content {
  padding: 0.85rem 1rem;
  overflow-y: auto;
  font-size: 0.84rem;
}

/* Lista de capas (Layers list) */
.layers-list {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.layer-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  background: var(--cad-hover);
  transition: background 0.15s ease;
}

.layer-item:hover {
  background: rgba(255, 255, 255, 0.08);
}

.layer-toggle-btn {
  border: none;
  background: transparent;
  color: #64748b;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2px;
}

.layer-toggle-btn.is-visible {
  color: var(--primary-color);
}

.layer-color-swatch {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  flex-shrink: 0;
}

.layer-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 500;
}

.layer-count {
  font-size: 0.75rem;
  font-family: var(--font-mono);
  color: var(--cad-text-muted);
}

/* Inspector de propiedades de la entidad */
.inspector-badge {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary-color);
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  font-size: 0.78rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
}

.inspector-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}

.inspector-table th {
  text-align: left;
  padding: 0.35rem 0;
  color: var(--cad-text-muted);
  font-weight: 500;
  width: 45%;
}

.inspector-table td {
  padding: 0.35rem 0;
  color: var(--cad-text);
  word-break: break-all;
}

/* Resultados de medición */
.measure-stat-item {
  margin-bottom: 0.45rem;
  font-size: 0.85rem;
}

.measure-val {
  color: var(--accent-color);
  font-weight: 700;
}

/* Modales canónicos sin alerts */
.cad-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.cad-modal.is-active {
  opacity: 1;
  pointer-events: auto;
}

.cad-modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(11, 15, 23, 0.75);
  backdrop-filter: blur(4px);
}

.cad-modal-dialog {
  position: relative;
  background: var(--cad-panel-bg);
  border: 1px solid var(--cad-panel-border);
  border-radius: 12px;
  max-width: 560px;
  width: 100%;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
  overflow: hidden;
}

.cad-modal-header {
  padding: 1rem 1.25rem;
  background: var(--cad-panel-header);
  border-bottom: 1px solid var(--cad-panel-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cad-modal-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--cad-text);
}

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

.cad-modal-body {
  padding: 1.25rem;
  line-height: 1.6;
  font-size: 0.9rem;
  color: var(--cad-text);
}

.cad-modal-footer {
  padding: 0.85rem 1.25rem;
  background: var(--cad-panel-header);
  border-top: 1px solid var(--cad-panel-border);
  display: flex;
  justify-content: flex-end;
}

/* Tabla de atajos de teclado */
.shortcuts-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.75rem;
}

.shortcuts-table th,
.shortcuts-table td {
  padding: 0.5rem 0.65rem;
  border-bottom: 1px solid var(--cad-panel-border);
  text-align: left;
  font-size: 0.85rem;
}

.kbd {
  display: inline-block;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  background: var(--bg-input);
  border: 1px solid var(--cad-panel-border);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

/* Responsive móvil */
@media (max-width: 992px) {
  .cad-workbench-body {
    flex-direction: column;
    height: auto;
  }

  .cad-viewport-container {
    height: 480px;
  }

  .cad-toolbar-vertical {
    width: 100%;
    height: 48px;
    flex-direction: row;
    justify-content: center;
    border-right: none;
    border-bottom: 1px solid var(--cad-panel-border);
    padding: 0 0.5rem;
  }

  .cad-toolbar-sep {
    width: 1px;
    height: 24px;
    margin: 0 0.35rem;
  }

  .cad-side-panel {
    width: 100%;
    border-left: none;
    border-top: 1px solid var(--cad-panel-border);
  }

  .cad-action-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .cad-action-group {
    justify-content: center;
  }
}

/* Estilos de impresión (Print) */
@media print {
  .app-header,
  .fijate-footer,
  .tools-ad-banner-section,
  .tool-ad-sidebar,
  .cad-action-bar,
  .cad-dropzone,
  .cad-toolbar-vertical,
  .cad-statusbar,
  .cad-side-panel,
  .seo-guide-section {
    display: none !important;
  }

  .tool-layout {
    margin: 0 !important;
    padding: 0 !important;
    max-width: none !important;
  }

  .cad-workbench {
    border: none !important;
    box-shadow: none !important;
  }

  .cad-workbench-body {
    height: 100vh !important;
  }

  #cad-canvas {
    background: #ffffff !important;
  }
}