/**
 * Visor de G-Code 3D y simulador de impresión FDM
 * Estilos canónicos fijate.com (modo oscuro y claro)
 */

:root {
  --primary-color: #6366f1;
  --primary-hover: #4f46e5;
  --primary-light: rgba(99, 102, 241, 0.12);
  --primary-glow: rgba(99, 102, 241, 0.35);

  --extrude-color: #06b6d4;
  --travel-color: #f43f5e;
  --bed-color: #1e293b;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-heading: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Tema claro por defecto en root */
  --bg-app: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-subtle: #f1f5f9;
  --bg-viewport: #0f172a;
  --border-color: #e2e8f0;
  --border-focus: #6366f1;
  --text-main: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --card-shadow: 0 4px 16px -2px rgba(0, 0, 0, 0.05), 0 2px 6px -2px rgba(0, 0, 0, 0.03);
}

[data-theme="dark"] {
  --bg-app: #090d16;
  --bg-card: #111827;
  --bg-card-subtle: #1e293b;
  --bg-viewport: #070b14;
  --border-color: #1f293d;
  --border-focus: #818cf8;
  --text-main: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --card-shadow: 0 6px 20px -4px rgba(0, 0, 0, 0.45);
}

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-main);
  font-weight: 700;
  letter-spacing: -0.015em;
}

.mono-num {
  font-family: var(--font-mono);
}

/* Contenedor principal */
.tool-layout {
  max-width: 1240px;
  margin: 1rem auto 3rem;
  padding: 0 1rem;
  width: 100%;
}

.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 publicidad desktop */
.tool-ad-sidebar {
  width: 300px;
  flex-shrink: 0;
}

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

/* Tarjeta principal */
.card-main {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Encabezado interno con descripción y accesos rápidos */
.hero-header {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.hero-title {
  font-size: 1.5rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--primary-light);
  color: var(--primary-color);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.6rem;
  border-radius: 9999px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* Zona Drag & Drop de archivos G-Code */
.upload-dropzone {
  border: 2px dashed var(--border-color);
  background: var(--bg-card-subtle);
  border-radius: 12px;
  padding: 1.75rem 1.25rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease-in-out;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.upload-dropzone:hover,
.upload-dropzone.drag-over {
  border-color: var(--primary-color);
  background: var(--primary-light);
}

.dropzone-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--bg-card);
  color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.dropzone-text {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-main);
}

.dropzone-subtext {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.file-input-hidden {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

/* Barra de presets de prueba */
.presets-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.825rem;
  color: var(--text-secondary);
}

.presets-label {
  font-weight: 600;
}

.btn-preset {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.btn-preset:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
  background: var(--primary-light);
}

/* Contenedor del Visor 3D */
.viewport-wrapper {
  position: relative;
  width: 100%;
  height: 520px;
  min-height: 400px;
  border-radius: 12px;
  background: var(--bg-viewport);
  overflow: hidden;
  border: 1px solid var(--border-color);
}

#gcode-canvas-container {
  width: 100%;
  height: 100%;
  cursor: grab;
}

#gcode-canvas-container:active {
  cursor: grabbing;
}

/* Barra de herramientas flotante sobre el 3D */
.viewport-toolbar {
  position: absolute;
  top: 12px;
  left: 12px;
  right: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: none;
  z-index: 10;
}

.toolbar-group {
  display: flex;
  gap: 0.35rem;
  background: rgba(17, 24, 39, 0.75);
  backdrop-filter: blur(8px);
  padding: 0.35rem;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  pointer-events: auto;
}

.btn-viewport {
  background: transparent;
  border: none;
  color: #cbd5e1;
  width: 36px;
  height: 36px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
  font-size: 0.75rem;
}

.btn-viewport:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
}

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

/* Indicador de archivo cargado en el visor */
.viewport-info-tag {
  position: absolute;
  bottom: 12px;
  left: 12px;
  background: rgba(17, 24, 39, 0.8);
  backdrop-filter: blur(8px);
  padding: 0.4rem 0.75rem;
  border-radius: 6px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.75rem;
  color: #94a3b8;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  pointer-events: none;
  z-index: 10;
}

.viewport-info-tag .file-name {
  color: #f8fafc;
  font-weight: 600;
}

/* Barra de control de capas */
.layer-controls-card {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

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

.layer-title {
  font-size: 0.95rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.layer-badge {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--primary-light);
  color: var(--primary-color);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}

.layer-view-modes {
  display: flex;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 2px;
}

.btn-mode {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.3rem 0.6rem;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s ease;
}

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

/* Slider de capas con estilos modernos */
.slider-container {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.layer-slider {
  flex: 1 1 0%;
  height: 6px;
  border-radius: 3px;
  outline: none;
  background: var(--border-color);
  accent-color: var(--primary-color);
  cursor: pointer;
}

/* Controles de reproducción cinemática */
.playback-controls {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.btn-playback {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  width: 36px;
  height: 36px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-playback:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.btn-playback.btn-play {
  width: auto;
  padding: 0 0.85rem;
  gap: 0.35rem;
  font-size: 0.825rem;
  font-weight: 600;
}

.speed-select {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
}

/* Cuadrícula de telemetría física */
.telemetry-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.telemetry-card {
  background: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.telemetry-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.telemetry-value {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.2;
}

.telemetry-sub {
  font-size: 0.775rem;
  color: var(--text-secondary);
}

/* Panel de configuración de parámetros */
.params-section {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.params-header {
  font-size: 1.05rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.params-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.param-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.param-label {
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--text-main);
}

/* Selects canónicos estilizados y accesibles */
select.param-select {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
  height: 44px;
  padding: 0 2.5rem 0 0.85rem;
  background-color: var(--bg-card-subtle);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 0.9rem;
  font-family: var(--font-sans);
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

select.param-select:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

select.param-select option,
select.param-select optgroup {
  background-color: var(--bg-card);
  color: var(--text-main);
}

/* Input con sufijo para precio y diámetro */
.input-suffix-wrapper {
  display: flex;
  align-items: center;
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  height: 44px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.input-suffix-wrapper:focus-within {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.input-suffix-wrapper input {
  flex: 1 1 0%;
  width: 0;
  min-width: 0;
  height: 100%;
  padding: 0 0.85rem;
  border: none;
  background: transparent;
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  outline: none;
}

.input-suffix-wrapper .suffix {
  padding: 0 0.85rem;
  color: var(--text-muted);
  font-size: 0.825rem;
  font-weight: 600;
  user-select: none;
}

/* Tarjeta informativa y guía de uso */
.info-section {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.info-item {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.info-item-title {
  font-size: 0.95rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text-main);
}

.info-item-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Modales canónicos accesibles (reemplazo de window.alert) */
.fijate-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 1rem;
}

.fijate-modal-backdrop.active {
  display: flex;
}

.fijate-modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  max-width: 480px;
  width: 100%;
  padding: 1.5rem;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.modal-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.modal-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  color: var(--primary-color);
}

.modal-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
}

.modal-body {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.5rem;
}

.btn-modal-close {
  height: 44px;
  padding: 0 1.25rem;
  background: var(--primary-color);
  color: #ffffff;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.875rem;
  cursor: pointer;
  transition: background 0.15s ease;
}

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

/* Adaptación responsive en móviles */
@media (max-width: 900px) {
  .tool-with-sidebar {
    flex-direction: column;
  }

  .tool-ad-sidebar {
    display: none;
  }

  .viewport-wrapper {
    height: 380px;
  }

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

  .layer-view-modes {
    width: 100%;
    justify-content: space-between;
  }

  .btn-mode {
    flex: 1;
    text-align: center;
  }

  .playback-controls {
    justify-content: space-between;
    width: 100%;
  }

  .telemetry-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .tool-layout {
    margin: 0.5rem auto 2rem;
    padding: 0 0.75rem;
  }

  .card-main {
    padding: 1rem;
    gap: 1rem;
  }

  .viewport-wrapper {
    height: 320px;
  }

  .telemetry-grid {
    grid-template-columns: 1fr;
  }

  .params-grid {
    grid-template-columns: 1fr;
  }
}