/* Entrenador Python · sistema «consola» de la familia (diseno/tokens.md).
 * Todo el aspecto vive acá, por clases: la CSP es style-src 'self' y no hay
 * estilos en línea. JetBrains Mono autohospedada; sin Google Fonts. */

@font-face { font-family: "JetBrains Mono"; font-weight: 400; font-style: normal; font-display: swap; src: url("../fuentes/jetbrains-mono-latin-400-normal.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 400; font-style: italic; font-display: swap; src: url("../fuentes/jetbrains-mono-latin-400-italic.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 500; font-style: normal; font-display: swap; src: url("../fuentes/jetbrains-mono-latin-500-normal.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 600; font-style: normal; font-display: swap; src: url("../fuentes/jetbrains-mono-latin-600-normal.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 700; font-style: normal; font-display: swap; src: url("../fuentes/jetbrains-mono-latin-700-normal.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 800; font-style: normal; font-display: swap; src: url("../fuentes/jetbrains-mono-latin-800-normal.woff2") format("woff2"); }

:root {
  --bg-base: #14120A;
  --bg-surface: #1F1B11;
  --bg-raised: #2A2516;
  --bg-inset: #100E07;
  --bg-bloqueado: #17150C;
  --border: #3C3624;
  --border-strong: #595036;
  --text-primary: #E6E9F0;
  --text-body: #C9CFDB;
  --text-secondary: #98A3B8;
  --text-muted: #7D88A0;
  --accent: #FF5C35;
  --accent-texto: #FF8A6B;
  --accent-claro: #FFB39E;
  --accent-suave: rgba(255, 92, 53, 0.16);
  --success: #35D399;
  --warning: #F0B429;
  --danger: #F26D6D;
  --radio: 8px;
  --radio-chico: 6px;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
.oculto { display: none !important; }

html, body { margin: 0; height: 100%; }
body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: "JetBrains Mono", ui-monospace, Menlo, Consolas, monospace;
  font-size: 14px;
  line-height: 1.5;
  overscroll-behavior: none;
  -webkit-text-size-adjust: 100%;
}
a { color: var(--accent-texto); }
a:hover { color: var(--accent-claro); }
h1, h2, h3 { margin: 0; line-height: 1.3; }
p { margin: 0; }
:focus-visible { outline: 2px solid var(--accent-texto); outline-offset: 2px; }
code, .codigo-linea { color: var(--accent-texto); }
.codigo-bloque { background: var(--bg-inset); border: 1px solid var(--border); border-radius: var(--radio-chico); padding: 10px 12px; margin: 8px 0; overflow-x: auto; white-space: pre; }

/* ---------- botones y campos ---------- */
.boton {
  min-height: 44px; padding: 0 16px; border: 1px solid var(--border-strong); border-radius: var(--radio-chico);
  background: transparent; color: var(--text-primary); font: inherit; font-weight: 600; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; text-decoration: none;
}
.boton:hover:not(:disabled) { border-color: var(--accent-texto); }
.boton:disabled { opacity: 0.45; cursor: not-allowed; }
.boton-principal { background: var(--accent); color: var(--bg-base); border: 0; font-weight: 700; min-height: 48px; }
.boton-principal:hover:not(:disabled) { background: var(--accent-texto); }
.boton-secundario { color: var(--accent-claro); border-color: var(--accent); min-height: 48px; }
.boton-claro { background: var(--text-primary); color: var(--bg-base); border: 0; font-weight: 700; min-height: 48px; }
.boton-texto { font: inherit; border: 0; background: transparent; color: var(--text-secondary); text-decoration: underline; text-underline-offset: 3px; padding: 0 4px; font-size: 12px; }
.boton-peligro { color: var(--danger); border-color: var(--danger); }
.campo {
  min-height: 48px; width: 100%; padding: 0 14px; background: var(--bg-inset); color: var(--text-primary);
  border: 1px solid var(--border-strong); border-radius: var(--radio-chico); font: inherit; font-size: 16px;
}
textarea.campo { padding: 10px 14px; resize: vertical; }
.rotulo { display: block; font-size: 12px; color: var(--text-secondary); letter-spacing: 0.04em; margin: 12px 0 6px; }
.casilla { display: flex; align-items: center; gap: 10px; min-height: 44px; cursor: pointer; }
.casilla input { width: 20px; height: 20px; accent-color: var(--accent); }
.fila { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.espaciador { flex-grow: 1; }
.texto-sec { color: var(--text-secondary); font-size: 12px; }
.texto-cuerpo { color: var(--text-body); line-height: 1.6; }

/* ---------- portón, arranque, sin conexión ---------- */
.pantalla-centro { min-height: 100dvh; display: flex; align-items: center; justify-content: center; padding: 24px 16px; }
.tarjeta-acceso { width: min(440px, 100%); background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--radio); padding: 32px 28px; display: flex; flex-direction: column; gap: 14px; }
.marca-icono { width: 72px; height: 72px; background: var(--bg-base); border: 1px solid var(--border); border-radius: 12px; display: flex; align-items: center; justify-content: center; gap: 4px; font-weight: 800; font-size: 26px; }
.marca-icono::after { content: ""; width: 8px; height: 30px; background: var(--accent); }
.titulo-marca { font-size: 18px; font-weight: 800; letter-spacing: 0.08em; }
.campo-clave { display: flex; gap: 8px; }
.campo-clave .campo { letter-spacing: 2px; }
.mensaje-error { color: var(--danger); }
.mensaje-aviso { color: var(--warning); }
.lista-puntos { margin: 0; padding-left: 20px; color: var(--text-body); line-height: 1.7; }
.etapas { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.etapa { display: grid; grid-template-columns: 22px 1fr auto; gap: 10px; align-items: center; color: var(--text-muted); }
.etapa::before { content: "○"; color: var(--text-muted); }
.etapa.hecha { color: var(--text-primary); }
.etapa.hecha::before { content: "✓"; color: var(--success); }
.etapa.actual { color: var(--text-primary); }
.etapa.actual::before { content: "▸"; color: var(--accent); }
.barra-carga { grid-column: 2 / 4; width: 100%; height: 6px; appearance: none; -webkit-appearance: none; border: 0; background: var(--bg-raised); border-radius: 3px; }
.barra-carga::-webkit-progress-bar { background: var(--bg-raised); border-radius: 3px; }
.barra-carga::-webkit-progress-value { background: var(--accent); border-radius: 3px; }
.barra-carga::-moz-progress-bar { background: var(--accent); }

/* ---------- navegación ---------- */
.nav { display: flex; align-items: center; gap: 4px; padding: 0 16px; min-height: 56px; border-bottom: 1px solid var(--border); background: var(--bg-surface); overflow-x: auto; }
.nav-marca { font-weight: 800; letter-spacing: 0.08em; margin-right: 16px; display: flex; align-items: center; gap: 6px; white-space: nowrap; }
.nav-marca::after { content: ""; width: 7px; height: 16px; background: var(--accent); }
.nav-enlace { min-height: 44px; padding: 0 12px; border: 0; background: transparent; color: var(--text-secondary); font: inherit; font-weight: 700; letter-spacing: 0.06em; cursor: pointer; white-space: nowrap; border-bottom: 2px solid transparent; }
.nav-enlace[aria-current="page"] { color: var(--text-primary); border-bottom-color: var(--accent); }
.nav-estado { margin-left: auto; font-size: 12px; color: var(--warning); white-space: nowrap; }
.contenido { padding: 20px 24px 96px; max-width: 1280px; margin: 0 auto; display: flex; flex-direction: column; gap: 20px; }
.resumen-dia { color: var(--text-body); }
.estadisticas { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; }
.estadistica { background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--radio); padding: 14px 16px; display: flex; flex-direction: column; gap: 4px; }
.estadistica b { font-size: 28px; font-weight: 800; }
.seccion { background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--radio); padding: 18px; display: flex; flex-direction: column; gap: 12px; }
.seccion-titulo { font-size: 13px; font-weight: 800; letter-spacing: 0.06em; color: var(--text-secondary); }

/* ---------- mapa de conceptos ---------- */
.mapa-grilla { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 10px; }
.tarjeta-concepto { background: var(--bg-raised); border: 1px solid var(--border); border-radius: var(--radio-chico); padding: 10px 12px; display: flex; flex-direction: column; gap: 6px; min-height: 112px; }
.tarjeta-concepto.en-curso { border-color: var(--accent); }
.tarjeta-concepto.desbloqueado { border-color: var(--border-strong); }
.tarjeta-concepto.bloqueado { background: var(--bg-bloqueado); opacity: 0.6; }
.tarjeta-num { font-weight: 800; color: var(--text-secondary); }
.chip { align-self: flex-start; font-size: 10px; font-weight: 800; letter-spacing: 0.06em; padding: 1px 6px; border-radius: 3px; border: 1px solid var(--border-strong); color: var(--text-secondary); }
.chip-en-curso { background: var(--accent); color: var(--bg-base); border-color: var(--accent); }
.chip-desbloqueado { background: var(--success); color: var(--bg-base); border-color: var(--success); }
.chip-dominado { color: var(--success); border-color: var(--success); }
.chip-reforzar { color: var(--warning); border-color: var(--warning); }
.capa-futura { background: var(--bg-bloqueado); border: 1px dashed var(--border-strong); border-radius: var(--radio); padding: 14px 16px; color: var(--text-secondary); }
.lista-simple { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.lista-simple li { background: var(--bg-raised); border-radius: var(--radio-chico); padding: 10px 12px; display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }

/* ---------- orden de temas ---------- */
.orden-diseno { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 20px; align-items: start; }
.orden-lista { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.orden-lista .bloque { display: grid; grid-template-columns: 32px 20px minmax(0, 1fr) auto auto; align-items: center; }
.alerta-requisito { border: 1px solid var(--warning); background: rgba(240, 180, 41, 0.08); border-radius: var(--radio); padding: 14px; display: flex; flex-direction: column; gap: 8px; }
.alerta-requisito h3 { color: var(--warning); font-size: 13px; letter-spacing: 0.06em; }

/* ---------- práctica ---------- */
.practica { height: 100dvh; display: grid; grid-template-rows: auto minmax(0, 1fr); }
.practica-cabecera { min-height: 60px; padding: 8px 24px; display: flex; align-items: center; gap: 16px; border-bottom: 1px solid var(--border); background: var(--bg-surface); flex-wrap: wrap; }
.miga { display: flex; gap: 8px; padding: 6px 12px; border: 1px solid var(--border-strong); border-radius: var(--radio-chico); color: var(--text-secondary); font-size: 13px; }
.miga b { color: var(--text-primary); }
.progreso-sesion { flex-grow: 1; min-width: 160px; display: flex; flex-direction: column; gap: 4px; }
.segmentos { display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); gap: 4px; }
.segmento { height: 6px; border-radius: 2px; background: var(--border); }
.segmento.hecho { background: var(--accent); }
.segmento.actual { background: var(--accent-texto); }
.practica-cuerpo { min-height: 0; display: grid; grid-template-columns: minmax(250px, 300px) minmax(0, 1fr) minmax(290px, 340px); gap: 14px; padding: 14px 20px; }
.panel { background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--radio); min-height: 0; display: flex; flex-direction: column; }
.panel-enunciado { padding: 18px; gap: 12px; overflow-y: auto; }
.panel-codigo { overflow: hidden; }
.columna-salida { min-height: 0; display: flex; flex-direction: column; gap: 10px; overflow-y: auto; padding-right: 2px; }
.columna-salida .panel { padding: 14px; gap: 8px; flex-shrink: 0; }
.peldanos { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 4px; font-size: 11px; text-align: center; }
.peldano { padding: 4px 0; border-radius: 4px; background: var(--bg-raised); color: var(--text-secondary); }
.peldano.activo { background: rgba(255, 92, 53, 0.22); color: var(--accent-claro); font-weight: 600; outline: 1px solid var(--accent); }
.titulo-ejercicio { font-size: 19px; font-weight: 700; }
.convencion { font-size: 12px; color: var(--text-secondary); line-height: 1.6; border-top: 1px solid var(--border); padding-top: 10px; }
.barra-codigo { min-height: 50px; padding: 0 14px; display: flex; align-items: center; gap: 10px; border-bottom: 1px solid var(--border); flex-wrap: wrap; }
.estado-motor { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--text-secondary); }
.estado-motor::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--warning); }
.estado-motor.listo::before { background: var(--success); }
.estado-motor.error::before { background: var(--danger); }
.botones-traza { display: flex; gap: 4px; }
.boton-traza { min-width: 44px; min-height: 36px; border-radius: var(--radio-chico); border: 1px solid var(--border-strong); background: transparent; color: var(--text-secondary); font: inherit; font-size: 12px; cursor: pointer; }
.boton-traza[aria-pressed="true"] { border-color: var(--accent); background: rgba(255, 92, 53, 0.22); color: var(--text-primary); }
.pie-codigo { min-height: 68px; padding: 10px 14px; display: flex; align-items: center; gap: 10px; border-top: 1px solid var(--border); flex-wrap: wrap; }

/* editor */
.editor { flex-grow: 1; min-height: 0; overflow: auto; background: var(--bg-inset); display: grid; grid-template-columns: auto minmax(0, 1fr); align-items: start; font-size: 15px; line-height: 1.9; }
.ed-numeros { display: flex; flex-direction: column; padding: 12px 0; text-align: right; color: var(--text-muted); user-select: none; position: sticky; left: 0; background: var(--bg-inset); }
.ed-numeros span { padding: 0 14px 0 16px; }
.ed-capa { display: grid; min-height: 100%; }
.ed-resaltado, .ed-area { grid-area: 1 / 1; margin: 0; padding: 12px 16px; font: inherit; line-height: inherit; white-space: pre; tab-size: 4; border: 0; }
.ed-resaltado { pointer-events: none; color: var(--text-primary); min-height: 100%; }
.ed-area { background: transparent; color: transparent; caret-color: var(--text-primary); resize: none; overflow: hidden; outline: none; width: 100%; min-height: 12em; }
.ed-area::selection { background: rgba(255, 138, 107, 0.35); color: transparent; }
.editor.con-traza .ed-area { caret-color: transparent; }
.ed-anotacion { margin-left: 24px; font-size: 12px; color: var(--accent-claro); background: var(--accent-suave); border-radius: 4px; padding: 0 8px; }
.r-clave { color: #FF8A6B; } .r-integrada { color: #5CC8D6; } .r-cadena { color: #E8B86D; }
.r-numero { color: #C49BFF; } .r-nombre { color: #E6E9F0; } .r-signo { color: #98A3B8; } .r-comentario { color: var(--text-muted); font-style: italic; }

/* bloques (peldaño 1 y orden de temas) */
.zona-parsons { flex-grow: 1; min-height: 0; overflow-y: auto; padding: 14px; display: flex; flex-direction: column; gap: 12px; }
.subobjetivos { margin: 0; padding-left: 22px; color: var(--accent-claro); font-size: 12px; line-height: 1.7; }
.listas-parsons { display: flex; flex-direction: column; gap: 12px; }
.lista-bloques { list-style: none; margin: 0; padding: 8px; display: flex; flex-direction: column; gap: 6px; min-height: 60px; border: 1px dashed var(--border-strong); border-radius: var(--radio-chico); }
.lista-bloques.destino-activo { border-color: var(--accent); background: var(--accent-suave); }
.bloque {
  display: flex; align-items: center; gap: 10px; min-height: 44px; padding: 6px 10px; background: var(--bg-raised);
  border: 1px solid var(--border); border-radius: var(--radio-chico); cursor: grab; touch-action: none; user-select: none; -webkit-user-select: none;
}
.bloque:active { cursor: grabbing; }
.bloque.arrastrando { opacity: 0.45; }
.bloque.destino-antes { border-top: 3px solid var(--accent); }
.asa { color: var(--text-muted); }
.bloque pre { margin: 0; white-space: pre; font: inherit; font-size: 14px; }
.vacio { color: var(--text-muted); font-size: 12px; padding: 6px; }

/* salida, casos, veredicto */
.consola { background: var(--bg-inset); border-radius: var(--radio-chico); padding: 10px 12px; white-space: pre-wrap; word-break: break-word; line-height: 1.6; max-height: 220px; overflow-y: auto; margin: 0; font: inherit; }
.consola.error-ejecucion { color: var(--danger); }
.caso-fila { display: flex; flex-direction: column; gap: 6px; padding: 6px 0; }
.caso-cabeza { display: flex; align-items: center; gap: 8px; }
.caso-cabeza::before { font-weight: 800; }
.caso-fila.coincide .caso-cabeza::before { content: "✓"; color: var(--success); }
.caso-fila.no-coincide { background: rgba(242, 109, 109, 0.08); border-radius: var(--radio-chico); padding: 8px; }
.caso-fila.no-coincide .caso-cabeza::before { content: "✕"; color: var(--danger); }
.diferencia { display: grid; grid-template-columns: 76px minmax(0, 1fr); gap: 4px 8px; font-size: 12px; }
.diferencia pre { margin: 0; white-space: pre-wrap; font: inherit; }
.veredicto { border: 1px solid var(--border); }
.veredicto.correcto { border-color: var(--success); }
.veredicto.correcto .veredicto-titulo { color: var(--success); }
.veredicto.incorrecto { border-color: var(--danger); }
.veredicto.incorrecto .veredicto-titulo { color: var(--danger); }
.veredicto.con-ayuda { border-color: var(--warning); }
.veredicto.con-ayuda .veredicto-titulo { color: var(--warning); }
.veredicto-titulo { font-size: 16px; font-weight: 700; }
.prediccion { border-color: var(--accent); }
.opciones { display: flex; flex-direction: column; gap: 6px; }
.opcion { min-height: 44px; text-align: left; padding: 8px 12px; border: 1px solid var(--border-strong); border-radius: var(--radio-chico); background: var(--bg-raised); color: var(--text-primary); font: inherit; white-space: pre-wrap; cursor: pointer; }
.opcion[aria-checked="true"] { border-color: var(--accent); background: rgba(255, 92, 53, 0.22); }
.opcion:disabled { cursor: default; }
.contraste { font-size: 12px; line-height: 1.6; }
.contraste.acerto { color: var(--success); }
.contraste.no-acerto { color: var(--warning); }
.pedir-dato { display: flex; gap: 8px; }
.acciones-salida { display: flex; gap: 10px; flex-wrap: wrap; padding-right: 76px; }
.acciones-salida .boton { flex-grow: 1; }

/* ---------- tutor ---------- */
.tutor-boton { position: fixed; right: 24px; bottom: 16px; width: 60px; height: 60px; border-radius: 50%; background: var(--bg-raised); border: 2px solid var(--accent); color: var(--text-primary); font: inherit; font-weight: 800; font-size: 24px; cursor: pointer; z-index: 20; }
.tutor-panel { position: fixed; top: 0; right: 0; bottom: 0; width: min(420px, 100vw); background: var(--bg-surface); border-left: 1px solid var(--border); z-index: 30; display: flex; flex-direction: column; }
.tutor-cabecera { display: flex; align-items: center; gap: 10px; padding: 12px 16px; border-bottom: 1px solid var(--border); }
.tutor-cabecera .tutor-marca { width: 32px; height: 32px; border-radius: 50%; border: 2px solid var(--accent); display: flex; align-items: center; justify-content: center; font-weight: 800; }
.tutor-cuerpo { flex-grow: 1; min-height: 0; overflow-y: auto; padding: 14px 16px; display: flex; flex-direction: column; gap: 12px; }
.nivel { min-height: 56px; display: grid; grid-template-columns: auto 1fr; gap: 2px 10px; text-align: left; padding: 8px 12px; border: 1px solid var(--border-strong); border-radius: var(--radio-chico); background: var(--bg-raised); color: var(--text-primary); font: inherit; cursor: pointer; }
.nivel b { grid-row: span 2; color: var(--accent-texto); }
.nivel small { color: var(--text-secondary); }
.nivel[aria-checked="true"] { border-color: var(--accent); background: rgba(255, 92, 53, 0.22); }
.nivel:disabled { opacity: 0.45; cursor: not-allowed; }
.mensaje-tutor { background: var(--bg-raised); border-radius: var(--radio-chico); padding: 10px 12px; white-space: pre-wrap; line-height: 1.6; color: var(--text-body); }
.mensaje-propio { background: transparent; border: 1px solid var(--border); text-align: right; }
.espera { color: var(--text-secondary); font-size: 12px; }
.tutor-form { padding: 12px 16px; border-top: 1px solid var(--border); display: flex; flex-direction: column; gap: 8px; }
.tutor-form .fila { flex-wrap: nowrap; align-items: flex-end; }
/* RF-45 · La pregunta crece de 1 a 6 filas (atributo rows) y después desplaza por dentro. */
textarea.campo-pregunta { resize: none; overflow-y: auto; line-height: 22px; min-height: 0; padding: 12px 14px; }
textarea.campo-pregunta::placeholder { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.dictado-parcial { margin: 0; color: var(--text-secondary); font-style: italic; }
.dictado-parcial:empty { display: none; }
.boton.escuchando { border-color: var(--accent); color: var(--accent-claro); }
.aviso-ayuda { color: var(--warning); font-size: 12px; }

/* ---------- taller ---------- */
.taller-diseno { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 20px; align-items: start; }
.estado-taller { border: 1px solid var(--accent); border-radius: var(--radio); padding: 14px; display: flex; flex-direction: column; gap: 8px; }

/* ---------- examen ---------- */
.examen { height: 100dvh; display: grid; grid-template-rows: auto minmax(0, 1fr); }
.examen-cuerpo { min-height: 0; display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 16px; padding: 16px 24px; }
.examen-conceptos { overflow-y: auto; }
.examen-pregunta { overflow-y: auto; padding: 20px; gap: 14px; }
.examen-pregunta .editor { min-height: 220px; max-height: 340px; border-radius: var(--radio-chico); }
.reloj { font-weight: 800; font-size: 18px; }
.reloj.poco { color: var(--warning); }

/* ---------- diálogos y avisos ---------- */
dialog { background: var(--bg-surface); color: var(--text-primary); border: 1px solid var(--border-strong); border-radius: var(--radio); padding: 22px; width: min(480px, calc(100vw - 32px)); }
dialog::backdrop { background: rgba(10, 9, 5, 0.75); }
.dialogo-titulo { font-size: 17px; margin-bottom: 8px; }
.dialogo-texto { color: var(--text-body); line-height: 1.6; }
.dialogo-botones { display: flex; gap: 10px; justify-content: flex-end; margin-top: 16px; flex-wrap: wrap; }
.avisos { position: fixed; left: 16px; bottom: 16px; z-index: 40; display: flex; flex-direction: column; gap: 8px; max-width: min(420px, calc(100vw - 110px)); pointer-events: none; }
.aviso { background: var(--bg-raised); border: 1px solid var(--border-strong); border-left: 4px solid var(--accent); border-radius: var(--radio-chico); padding: 10px 14px; }
.aviso-error { border-left-color: var(--danger); }
.aviso-exito { border-left-color: var(--success); }

/* ---------- tablet vertical: enunciado, código y salida apilados y visibles a la vez (RF-74) ---------- */
@media (orientation: portrait) and (min-width: 700px) {
  .practica-cuerpo { grid-template-columns: minmax(0, 1fr); grid-template-rows: minmax(0, auto) minmax(260px, 1fr) minmax(0, 34%); }
  .panel-enunciado { max-height: 26vh; }
  .listas-parsons { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); align-items: start; }
  .examen-cuerpo { grid-template-columns: minmax(0, 1fr); grid-template-rows: auto minmax(0, 1fr); }
  .examen-conceptos { max-height: 22vh; }
  .orden-diseno, .taller-diseno { grid-template-columns: minmax(0, 1fr); }
}

/* ---------- teléfono: se apila y se desplaza; sigue siendo usable ---------- */
@media (max-width: 699px) {
  .practica, .examen { height: auto; min-height: 100dvh; }
  .practica-cuerpo, .examen-cuerpo { grid-template-columns: minmax(0, 1fr); padding: 10px 12px 96px; }
  .panel-codigo { min-height: 360px; }
  .contenido { padding: 14px 12px 96px; }
  .orden-diseno, .taller-diseno { grid-template-columns: minmax(0, 1fr); }
  .practica-cabecera { padding: 8px 12px; }
  .acciones-salida { padding-right: 0; padding-bottom: 76px; }
}