/**
 * Fijate Tools - Estilos para Generador visual de Flexbox CSS
 * Cumple con los estándares canónicos de Fijate Tools y diseño responsivo.
 */

:root {
  --font-main: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-heading: 'Outfit', 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Modo oscuro canónico (Midnight Slate) por defecto */
  --bg-body: #0b0f17;
  --bg-card: #111827;
  --bg-card-subtle: #1e293b;
  --bg-card-hover: #243248;
  --border-color: #334155;
  --border-subtle: #1e293b;
  --border-focus: #3b82f6;

  --text-main: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --primary-glow: rgba(59, 130, 246, 0.25);
  --primary-text: #ffffff;

  --accent: #06b6d4;
  --accent-glow: rgba(6, 182, 212, 0.2);

  --danger: #ef4444;
  --danger-hover: #dc2626;
  --danger-bg: rgba(239, 68, 68, 0.12);

  --success: #10b981;
  --success-bg: rgba(16, 185, 129, 0.12);

  --stage-bg: #070d19;
  --stage-border: #1e293b;
  --stage-grid: rgba(255, 255, 255, 0.04);
  --stage-container-bg: rgba(17, 24, 39, 0.7);

  --code-bg: #070d19;
  --code-border: #1e293b;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 18px;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.4);
}

/* Modo claro */
[data-theme="light"] {
  --bg-body: #f8fafc;
  --bg-card: #ffffff;
  --bg-card-subtle: #f1f5f9;
  --bg-card-hover: #e2e8f0;
  --border-color: #e2e8f0;
  --border-subtle: #cbd5e1;
  --border-focus: #2563eb;

  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-dim: #94a3b8;

  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-glow: rgba(37, 99, 235, 0.15);
  --primary-text: #ffffff;

  --accent: #0891b2;
  --accent-glow: rgba(8, 145, 178, 0.15);

  --danger: #dc2626;
  --danger-hover: #b91c1c;
  --danger-bg: rgba(220, 38, 38, 0.08);

  --success: #059669;
  --success-bg: rgba(5, 150, 105, 0.08);

  --stage-bg: #f8fafc;
  --stage-border: #cbd5e1;
  --stage-grid: rgba(0, 0, 0, 0.05);
  --stage-container-bg: #ffffff;

  --code-bg: #0f172a;
  --code-border: #334155;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
}

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

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

h1, h2, h3, h4, h5, h6,
.brand-title,
.hero-title,
.section-title,
.control-title {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-main);
}

.text-mono,
.mono-badge,
.code-content,
code {
  font-family: var(--font-mono);
}

/* Layout canónico */
.main-wrapper.tool-layout {
  max-width: 1200px;
  margin: 1.5rem auto 3rem;
  padding: 0 1rem;
  box-sizing: border-box;
  flex: 1 0 auto;
  width: 100%;
}

.tool-with-sidebar {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  width: 100%;
}

.tool-main-content {
  flex: 1 1 0%;
  min-width: 0;
  width: 100%;
}

/* Toast de notificación accesible */
.status-toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--success);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  box-shadow: var(--shadow-lg);
  transform: translateY(120%);
  opacity: 0;
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease;
  pointer-events: none;
}

.status-toast.show {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.toast-content {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text-main);
  font-size: 0.92rem;
  font-weight: 500;
}

.toast-icon {
  color: var(--success);
  flex-shrink: 0;
}

/* Tarjeta Hero / Introducción */
.card-hero {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.75rem;
  box-shadow: var(--shadow-sm);
}

.hero-header {
  margin-bottom: 1.25rem;
}

.hero-title {
  font-size: 1.45rem;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.hero-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Presets rápidos */
.presets-section {
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

.presets-label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.presets-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.btn-preset {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.85rem;
  color: var(--text-main);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
  min-height: 38px;
}

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

.btn-preset svg {
  color: var(--accent);
  flex-shrink: 0;
}

/* Área de trabajo de Flexbox (Workbench) */
.flexbox-workbench {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 1.5rem;
  align-items: start;
  margin-bottom: 2rem;
}

@media (max-width: 1024px) {
  .flexbox-workbench {
    grid-template-columns: 1fr;
  }
}

/* Columna de controles */
.workbench-controls-col {
  min-width: 0;
}

.controls-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}

/* Pestañas de control (Contenedor vs Ítem) */
.tabs-nav {
  display: flex;
  gap: 0.4rem;
  background-color: var(--bg-card-subtle);
  padding: 0.35rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.25rem;
}

.tab-btn {
  flex: 1 1 0%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.5rem;
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  min-height: 40px;
}

.tab-btn:hover {
  color: var(--text-main);
}

.tab-btn.active {
  background-color: var(--bg-card);
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.active-item-badge {
  background-color: var(--primary-glow);
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
  animation: fadeIn 0.15s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(3px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Grupos de controles */
.control-group {
  margin-bottom: 1.15rem;
  padding-bottom: 1.15rem;
  border-bottom: 1px solid var(--border-color);
}

.control-group:last-child {
  margin-bottom: 0;
  padding-bottom: 0;
  border-bottom: none;
}

.control-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.45rem;
  flex-wrap: wrap;
  gap: 0.25rem;
}

.control-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
}

.control-hint {
  font-size: 0.76rem;
  color: var(--text-dim);
}

.sub-label {
  display: block;
  font-size: 0.76rem;
  color: var(--text-muted);
  margin-bottom: 0.3rem;
  font-weight: 500;
}

.mono-badge {
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
}

/* Control segmentado (botones continuos) */
.segmented-control {
  display: flex;
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.25rem;
  gap: 0.25rem;
  width: 100%;
}

.segmented-wrap {
  flex-wrap: wrap;
}

.segmented-btn {
  flex: 1 1 0%;
  min-width: 60px;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.4rem;
  color: var(--text-muted);
  font-size: 0.82rem;
  font-family: var(--font-mono);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
  min-height: 36px;
  text-align: center;
}

.segmented-wrap .segmented-btn {
  flex: 1 1 calc(50% - 0.25rem);
}

.segmented-btn:hover {
  color: var(--text-main);
  background-color: var(--bg-card-hover);
}

.segmented-btn.active {
  background-color: var(--primary);
  color: var(--primary-text);
  font-weight: 600;
}

/* Desplegables Select con flecha SVG y paddings */
.custom-select {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  min-height: 40px;
  background-color: var(--bg-card-subtle);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.5rem 40px 0.5rem 0.85rem;
  font-size: 0.86rem;
  font-family: var(--font-main);
  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='%2394a3b8' 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 14px center;
  cursor: pointer;
  text-overflow: ellipsis;
  white-space: nowrap;
  overflow: hidden;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

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

.custom-select option {
  background-color: var(--bg-card);
  color: var(--text-main);
  padding: 0.5rem;
}

/* Sliders y campos numéricos */
.range-input-row {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.custom-slider {
  flex: 1 1 0%;
  min-width: 0;
  accent-color: var(--primary);
  height: 6px;
  cursor: pointer;
}

.input-with-unit {
  position: relative;
  width: 80px;
  flex-shrink: 0;
}

.custom-num-input {
  width: 100%;
  min-height: 38px;
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.4rem 24px 0.4rem 0.5rem;
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 0.86rem;
  text-align: right;
  transition: border-color 0.15s ease;
}

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

.unit-text {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.74rem;
  color: var(--text-muted);
  pointer-events: none;
}

.custom-text-input {
  width: 100%;
  min-height: 38px;
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.75rem;
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 0.86rem;
  transition: border-color 0.15s ease;
}

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

/* Chips selectores de ítems */
.item-selector-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.item-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.4rem 0.75rem;
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  min-height: 34px;
}

.item-chip:hover {
  background-color: var(--bg-card-hover);
  color: var(--text-main);
}

.item-chip.active {
  background-color: var(--primary);
  border-color: var(--primary);
  color: var(--primary-text);
  box-shadow: 0 0 0 2px var(--primary-glow);
}

.item-chip-color {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* Controles de orden y botones stepper */
.order-controls-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-stepper {
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-main);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-stepper:hover {
  background-color: var(--bg-card-hover);
  border-color: var(--primary);
  color: var(--primary);
}

.btn-chip-quick {
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.65rem;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-family: var(--font-mono);
  cursor: pointer;
  transition: all 0.15s ease;
  min-height: 32px;
}

.btn-chip-quick:hover {
  background-color: var(--bg-card-hover);
  color: var(--text-main);
  border-color: var(--primary);
}

.basis-quick-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.45rem;
}

.dual-inputs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}

/* Columna de Lienzo (Workbench Canvas) */
.workbench-canvas-col {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* Barra superior del lienzo */
.canvas-topbar {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 0.85rem 1.15rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  box-shadow: var(--shadow-sm);
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}

.topbar-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
}

.viewport-badge {
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.responsive-buttons-group {
  display: flex;
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.2rem;
  gap: 0.2rem;
}

.btn-device {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.55rem;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  min-height: 32px;
}

.btn-device:hover {
  color: var(--text-main);
}

.btn-device.active {
  background-color: var(--primary);
  color: var(--primary-text);
}

/* Botones de acción del lienzo */
.boxes-actions-group {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.btn-action-primary,
.btn-action-secondary,
.btn-action-danger,
.btn-action-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.75rem;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  min-height: 36px;
}

.btn-action-primary {
  background-color: var(--primary);
  border: 1px solid var(--primary);
  color: var(--primary-text);
}

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

.btn-action-secondary {
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  color: var(--text-main);
}

.btn-action-secondary:hover {
  background-color: var(--bg-card-hover);
  border-color: var(--primary);
}

.btn-action-danger {
  background-color: var(--danger-bg);
  border: 1px solid var(--danger);
  color: var(--danger);
}

.btn-action-danger:hover {
  background-color: var(--danger);
  color: #ffffff;
}

.btn-action-ghost {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
}

.btn-action-ghost:hover {
  background-color: var(--bg-card-subtle);
  color: var(--text-main);
}

/* Barra de deslizador manual de resolución */
.viewport-slider-bar {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.6rem 1rem;
}

.viewport-slider-label {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
}

/* Escenario / Simulador de Lienzo */
.viewport-stage {
  background-color: var(--stage-bg);
  background-image: 
    linear-gradient(var(--stage-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--stage-grid) 1px, transparent 1px);
  background-size: 20px 20px;
  border: 1px solid var(--stage-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  justify-content: center;
  overflow-x: auto;
  min-height: 360px;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.25);
  transition: all 0.2s ease;
}

.stage-frame {
  width: 100%;
  max-width: 100%;
  transition: max-width 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

/* Contenedor flexible en vivo */
.live-flex-container {
  background-color: var(--stage-container-bg);
  border: 2px dashed var(--primary);
  border-radius: var(--radius-md);
  padding: 1rem;
  box-sizing: border-box;
  width: 100%;
  transition: min-height 0.15s ease, gap 0.15s ease;
  position: relative;
}

/* Cajas flexibles individuales */
.flex-playground-item {
  position: relative;
  border-radius: var(--radius-md);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
  box-sizing: border-box;
  color: #ffffff;
  user-select: none;
  min-width: 60px;
  min-height: 70px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.flex-playground-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.flex-playground-item.active {
  outline: 3px solid #ffffff;
  box-shadow: 0 0 0 6px var(--primary-glow), 0 8px 20px rgba(0, 0, 0, 0.4);
}

.item-top-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.item-number-badge {
  font-size: 1rem;
  font-weight: 800;
  font-family: var(--font-heading);
  background: rgba(0, 0, 0, 0.3);
  padding: 0.15rem 0.55rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
}

.item-self-badge {
  font-size: 0.68rem;
  font-family: var(--font-mono);
  background: rgba(255, 255, 255, 0.25);
  padding: 0.1rem 0.4rem;
  border-radius: var(--radius-sm);
  text-transform: lowercase;
}

.item-meta-props {
  font-size: 0.72rem;
  font-family: var(--font-mono);
  opacity: 0.9;
  line-height: 1.35;
  background: rgba(0, 0, 0, 0.2);
  padding: 0.3rem 0.5rem;
  border-radius: var(--radius-sm);
}

.item-dim-badge {
  margin-top: 0.4rem;
  font-size: 0.68rem;
  font-family: var(--font-mono);
  opacity: 0.75;
  text-align: right;
}

/* Paleta cromática para cajas */
.item-theme-0 { background: linear-gradient(135deg, #3b82f6, #1d4ed8); }
.item-theme-1 { background: linear-gradient(135deg, #8b5cf6, #6d28d9); }
.item-theme-2 { background: linear-gradient(135deg, #10b981, #047857); }
.item-theme-3 { background: linear-gradient(135deg, #f59e0b, #b45309); }
.item-theme-4 { background: linear-gradient(135deg, #ec4899, #be185d); }
.item-theme-5 { background: linear-gradient(135deg, #06b6d4, #0e7490); }
.item-theme-6 { background: linear-gradient(135deg, #84cc16, #4d7c0f); }
.item-theme-7 { background: linear-gradient(135deg, #6366f1, #4338ca); }

/* Barra de telemetría de cajas */
.canvas-telemetry {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.75rem;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
}

.telemetry-item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.telemetry-label {
  font-size: 0.74rem;
  color: var(--text-dim);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.telemetry-val {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-main);
  font-family: var(--font-mono);
}

.telemetry-val.highlight {
  color: var(--accent);
}

/* Panel de exportación de código */
.code-export-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.code-export-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.15rem;
  background-color: var(--bg-card-subtle);
  border-bottom: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 0.5rem;
}

.code-tabs-nav {
  display: flex;
  gap: 0.35rem;
}

.code-tab-btn {
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.4rem 0.85rem;
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  min-height: 32px;
}

.code-tab-btn:hover {
  color: var(--text-main);
}

.code-tab-btn.active {
  background-color: var(--bg-card);
  color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.btn-copy-code {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background-color: var(--primary);
  border: 1px solid var(--primary);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.85rem;
  color: var(--primary-text);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  min-height: 34px;
}

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

.btn-copy-code.copied {
  background-color: var(--success);
  border-color: var(--success);
}

.code-block-wrapper {
  background-color: var(--code-bg);
  padding: 1.25rem;
  overflow-x: auto;
  max-height: 340px;
}

.code-pre {
  margin: 0;
  padding: 0;
  font-size: 0.84rem;
  line-height: 1.6;
  color: #e2e8f0;
  white-space: pre;
}

/* Sección didáctica y FAQ */
.card-faq-section {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  margin-top: 2rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
}

.section-header {
  margin-bottom: 1.5rem;
}

.section-title {
  font-size: 1.35rem;
  margin-bottom: 0.4rem;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 0.92rem;
}

.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background-color: var(--bg-card-subtle);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color 0.15s ease;
}

.faq-item:hover {
  border-color: var(--border-subtle);
}

.faq-item[open] {
  border-color: var(--primary);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-main);
  cursor: pointer;
  user-select: none;
  list-style: none;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-chevron {
  color: var(--text-muted);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.faq-item[open] .faq-chevron {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-answer {
  padding: 0 1.25rem 1.25rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.faq-answer p {
  margin-bottom: 0.75rem;
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

/* Responsividad móvil */
@media (max-width: 768px) {
  .canvas-topbar {
    flex-direction: column;
    align-items: stretch;
  }

  .responsive-buttons-group,
  .boxes-actions-group {
    justify-content: center;
    width: 100%;
  }

  .btn-device,
  .btn-action-primary,
  .btn-action-secondary,
  .btn-action-danger,
  .btn-action-ghost {
    flex: 1 1 auto;
    justify-content: center;
  }

  .viewport-slider-bar {
    flex-direction: column;
    align-items: stretch;
  }

  .viewport-stage {
    padding: 0.85rem;
    min-height: 280px;
  }

  .live-flex-container {
    padding: 0.75rem;
  }

  .code-export-header {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-copy-code {
    width: 100%;
    justify-content: center;
  }
}