/* ============================================================================
   Lumina CRM · base.css — reset, tipografía, marco de teléfono y rieles
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh; min-height: 100dvh;
  font-family: var(--font-ui); font-size: var(--fs-md); line-height: var(--lh-md); color: var(--text);
  background: var(--escritorio-bg); -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 { margin: 0; font-family: var(--font-display); font-weight: 600; letter-spacing: -0.01em; }
h1 { font-size: var(--fs-xl); line-height: var(--lh-xl); }
h2 { font-size: var(--fs-lg); line-height: var(--lh-lg); }
h3 { font-size: var(--fs-md); line-height: var(--lh-md); }
p { margin: 0; }
a { color: var(--primary); text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: 0; padding: 0; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, [tabindex]:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
img { display: block; max-width: 100%; }
ul { margin: 0; padding: 0; list-style: none; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.num { font-variant-numeric: tabular-nums; }
.display { font-family: var(--font-display); }
.muted { color: var(--text-2); }
.faint { color: var(--text-3); }
.sm { font-size: var(--fs-sm); line-height: var(--lh-sm); }
.xs { font-size: var(--fs-xs); line-height: var(--lh-xs); }
.bold { font-weight: 600; }
.row { display: flex; align-items: center; gap: var(--space-2); }
.between { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); }
.col { display: flex; flex-direction: column; gap: var(--space-2); }
.grow { flex: 1 1 auto; min-width: 0; }
.ellipsis { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mt-1 { margin-top: var(--space-1); } .mt-2 { margin-top: var(--space-2); } .mt-3 { margin-top: var(--space-3); } .mt-4 { margin-top: var(--space-4); } .mt-5 { margin-top: var(--space-5); }
.mb-2 { margin-bottom: var(--space-2); } .mb-3 { margin-bottom: var(--space-3); } .mb-4 { margin-bottom: var(--space-4); }
.hidden { display: none !important; }

/* ---------------------------------------------------------------- escritorio */
#escritorio {
  display: grid; grid-template-columns: 260px 1fr 300px; grid-template-rows: 56px 1fr; grid-template-areas: "barra barra barra" "indice marco notas";
  min-height: 100vh; min-height: 100dvh;
}
#barra-superior {
  grid-area: barra; display: flex; align-items: center; gap: var(--space-3); padding: 0 var(--space-4); overflow-x: auto; scrollbar-width: none;
  background: var(--bg); border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 20;
}
#barra-superior .logo { display: flex; align-items: center; gap: var(--space-2); font-family: var(--font-display); font-weight: 700; font-size: var(--fs-lg); }
#barra-superior .logo .punto { width: 10px; height: 10px; border-radius: 50%; background: var(--primary); box-shadow: 0 0 0 4px var(--primary-soft); }
#barra-superior .version { color: var(--text-3); font-size: var(--fs-xs); margin-left: var(--space-1); }
#barra-superior .espacio { flex: 1; }
#barra-superior .grupo { display: flex; align-items: center; gap: var(--space-1); padding: 4px; background: var(--surface); border-radius: var(--radius-pill); flex: 0 0 auto; }
#barra-superior .grupo label { font-size: var(--fs-xs); color: var(--text-3); padding: 0 var(--space-2); }
#barra-superior .ctl {
  height: 32px; padding: 0 var(--space-3); border-radius: var(--radius-pill); font-size: var(--fs-sm); font-weight: 600; color: var(--text-2);
  display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; flex: 0 0 auto; transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
#barra-superior .ctl:hover { background: var(--surface-2); color: var(--text); }
#barra-superior .ctl.activo { background: var(--primary); color: var(--primary-ink); }
#barra-superior .ctl svg { width: 16px; height: 16px; }
#barra-superior .sim { background: var(--warning-soft); color: var(--warning); font-weight: 700; }

.riel { padding: var(--space-4); overflow-y: auto; max-height: calc(100vh - 56px); max-height: calc(100dvh - 56px); position: sticky; top: 56px; }
#riel-indice { grid-area: indice; border-right: 1px solid var(--border); background: color-mix(in srgb, var(--bg) 70%, transparent); }
#riel-notas { grid-area: notas; border-left: 1px solid var(--border); background: color-mix(in srgb, var(--bg) 70%, transparent); }
.riel h4 { font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-3); margin: var(--space-3) 0 var(--space-2); font-family: var(--font-ui); font-weight: 700; }
.riel h4:first-child { margin-top: 0; }
.indice-item { display: flex; align-items: center; gap: var(--space-2); width: 100%; text-align: left; padding: 6px var(--space-2); border-radius: var(--radius-s); font-size: var(--fs-sm); color: var(--text-2); }
.indice-item:hover { background: var(--surface-2); color: var(--text); }
.indice-item.activo { background: var(--primary-soft); color: var(--primary); font-weight: 600; }
.indice-item .id { font-family: var(--font-display); font-size: 11px; font-weight: 700; color: var(--text-3); min-width: 30px; }
.indice-item.activo .id { color: var(--primary); }
.indice-item .rol { margin-left: auto; font-size: 10px; color: var(--text-3); }
#riel-notas .nota-titulo { font-family: var(--font-display); font-size: var(--fs-lg); font-weight: 600; }
#riel-notas .nota-id { color: var(--primary); font-weight: 700; font-size: var(--fs-xs); }
#riel-notas .nota-bloque { margin-top: var(--space-4); padding: var(--space-3); background: var(--surface); border-radius: var(--radius-m); font-size: var(--fs-sm); line-height: var(--lh-sm); color: var(--text-2); }
#riel-notas .nota-bloque h5 { margin: 0 0 var(--space-1); font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: 0.06em; color: var(--primary); font-family: var(--font-ui); }
#riel-notas .nota-bloque code { font-size: 12px; background: var(--surface-2); padding: 1px 5px; border-radius: 6px; }
#riel-notas .nota-principio { display: inline-block; margin: 2px 4px 2px 0; padding: 2px 8px; border-radius: var(--radius-pill); background: var(--primary-soft); color: var(--primary); font-size: 11px; font-weight: 600; }

/* ---------------------------------------------------------------- marco */
#marco { grid-area: marco; display: flex; align-items: flex-start; justify-content: center; padding: var(--space-5) var(--space-4); }
#telefono {
  position: relative; width: var(--telefono-ancho); height: var(--telefono-alto); max-height: calc(100vh - 56px - 48px); max-height: calc(100dvh - 56px - 48px);
  background: var(--bg); border-radius: 48px; overflow: hidden; display: flex; flex-direction: column;
  box-shadow: 0 0 0 10px #1F2230, 0 0 0 12px #3A3D4E, 0 30px 60px rgba(31, 34, 48, 0.35);
}
#status-bar { height: 44px; flex: 0 0 44px; display: flex; align-items: center; justify-content: space-between; padding: 0 var(--space-5) 0 28px; font-size: 14px; font-weight: 600; background: var(--bg); position: relative; z-index: 5; }
#status-bar .isla { position: absolute; left: 50%; top: 10px; width: 110px; height: 28px; transform: translateX(-50%); background: #1F2230; border-radius: 20px; }
#status-bar .iconos { display: flex; gap: 5px; align-items: center; }
#status-bar .iconos i { display: block; width: 16px; height: 10px; background: currentColor; border-radius: 2px; opacity: 0.9; }
#status-bar .iconos i.bat { width: 24px; border-radius: 4px; }
#app { flex: 1 1 auto; min-height: 0; overflow-y: auto; overflow-x: hidden; -webkit-overflow-scrolling: touch; position: relative; background: var(--bg); }
#app::-webkit-scrollbar { width: 0; height: 0; }
.pantalla { min-height: 100%; padding: 0 var(--space-4) calc(var(--tabbar-alto) + var(--space-5)); animation: aparecer var(--dur) var(--ease); }
.pantalla.sin-tabbar { padding-bottom: var(--space-5); }
@keyframes aparecer { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.pantalla-flujo { display: flex; flex-direction: column; min-height: 100%; padding-bottom: 0; }
.pantalla-flujo > * { flex: 0 0 auto; }

/* ---------------------------------------------------------------- celular real */
@media (max-width: 899px) {
  body { background: var(--bg); }
  #escritorio { display: block; min-height: 100vh; }
  #barra-superior, #riel-indice, #riel-notas { display: none; }
  #marco { padding: 0; display: block; }
  #telefono { width: 100%; height: 100vh; height: 100dvh; max-height: none; border-radius: 0; box-shadow: none; }
  #status-bar { display: none; }
  #app { padding-top: var(--safe-top); }
  .pantalla { padding-bottom: calc(var(--tabbar-alto) + var(--safe-bottom) + var(--space-5)); }
}

/* ---------------------------------------------------------------- modo presentación */
body.presentacion #escritorio { grid-template-columns: 1fr; grid-template-areas: "barra" "marco"; }
body.presentacion #riel-indice, body.presentacion #riel-notas { display: none; }
body.sin-notas #escritorio { grid-template-columns: 260px 1fr; grid-template-areas: "barra barra" "indice marco"; }
body.sin-notas #riel-notas { display: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ---------------------------------------------------------------- modo app (app.html): sin controles de prototipo */
body.modo-app #escritorio { grid-template-columns: 1fr; grid-template-rows: 1fr; grid-template-areas: "marco"; }
body.modo-app #barra-superior, body.modo-app #riel-indice, body.modo-app #riel-notas, body.modo-app .solo-prototipo, body.modo-app .nota-motor, body.modo-app .bienvenida__version { display: none !important; }
body.modo-app #marco { min-height: 100vh; min-height: 100dvh; align-items: center; padding: var(--space-5) var(--space-4); }
body.modo-app #telefono { max-height: calc(100vh - 48px); max-height: calc(100dvh - 48px); }
@media (max-width: 899px) {
  body.modo-app #marco { padding: 0; min-height: 0; }
  body.modo-app #telefono { max-height: none; }
}