/* =============================================================================
   Markdown Práctico — estilos del curso.
   Dos bloques: el laboratorio y los elementos de la lección.
   ========================================================================== */

/* =======================================================  laboratorio  == */

.md-lab {
  --md-alto: 320px;
  --md-borde: #d9dee8;
  --md-tinta: #1f2430;
  --md-acento: #7C3AED;
  border: 1px solid var(--md-borde);
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
  margin: 24px 0;
  font-size: 14px;
  color: var(--md-tinta);
}

/* --- barra de herramientas ------------------------------------------------ */

.md-barra {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 2px;
  padding: 7px 9px;
  background: #f6f4fd;
  border-bottom: 1px solid var(--md-borde);
}
.md-bt {
  min-width: 30px;
  height: 28px;
  padding: 0 7px;
  border: 1px solid transparent;
  border-radius: 7px;
  background: transparent;
  color: #3c3457;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.md-bt:hover { background: #fff; border-color: #ddd6f7; }
.md-bt:active { background: #ece7fb; }
.md-sep { width: 1px; height: 18px; background: #ddd6f7; margin: 0 5px; }
.md-extras { display: contents; }

/* --- el partido ------------------------------------------------------------ */

.md-partido {
  display: grid;
  grid-template-columns: 1fr 1fr;
  height: var(--md-alto);
}
.md-lado { display: flex; flex-direction: column; min-width: 0; }
.md-editor { border-right: 1px solid var(--md-borde); }

.md-rotulo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 6px 12px;
  background: #fafbfd;
  border-bottom: 1px solid #eceff4;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .6px;
  color: #7c8598;
  flex: none;
}
.md-contador { font-weight: 400; text-transform: none; letter-spacing: 0; font-size: 11px; }

.md-campo {
  flex: 1;
  width: 100%;
  box-sizing: border-box;
  border: 0;
  outline: 0;
  resize: none;
  padding: 14px 16px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 13.2px;
  line-height: 1.7;
  color: var(--md-tinta);
  background: #fff;
  tab-size: 2;
}
.md-campo::placeholder { color: #aab2c0; }
.md-campo:focus { background: #fdfcff; }
.md-campo[readonly] { background: #f8f9fc; color: #5a6274; }

.md-salida {
  flex: 1;
  overflow: auto;
  padding: 14px 18px 22px;
  background: #fff;
  font-size: 14.6px;
  line-height: 1.68;
  color: #2b3244;
  word-wrap: break-word;
}
.md-vacio { color: #aab2c0; font-style: italic; }

.md-aviso {
  padding: 7px 13px;
  background: #f3f0fe;
  color: #4c1d95;
  font-size: 12.5px;
  border-bottom: 1px solid var(--md-borde);
}

/* --- cómo se ve el Markdown renderizado ------------------------------------ */

.md-salida > :first-child { margin-top: 0; }
.md-salida h1 { font-size: 1.65em; margin: .7em 0 .45em; line-height: 1.25;
                border-bottom: 1px solid #eceff4; padding-bottom: .25em; }
.md-salida h2 { font-size: 1.35em; margin: 1.2em 0 .4em; line-height: 1.3;
                border-bottom: 1px solid #f1f3f7; padding-bottom: .2em; }
.md-salida h3 { font-size: 1.15em; margin: 1.1em 0 .35em; }
.md-salida h4 { font-size: 1.02em; margin: 1em 0 .3em; }
.md-salida h5, .md-salida h6 { font-size: .94em; margin: 1em 0 .3em; color: #5a6274; }
.md-salida p { margin: 0 0 .85em; }
.md-salida ul, .md-salida ol { margin: 0 0 .85em; padding-left: 1.5em; }
.md-salida li { margin-bottom: .22em; }
.md-salida li > ul, .md-salida li > ol { margin: .22em 0 .1em; }
.md-salida ul.md-tareas { list-style: none; padding-left: .3em; }
.md-salida ul.md-tareas input { margin-right: 6px; }
.md-salida blockquote {
  margin: 0 0 .9em;
  padding: 2px 16px;
  border-left: 4px solid #c4b5fd;
  background: #faf8ff;
  color: #4b5164;
  border-radius: 0 8px 8px 0;
}
.md-salida blockquote > :last-child { margin-bottom: 0; }
.md-salida hr { border: 0; border-top: 1px solid #e2e6ee; margin: 1.3em 0; }
.md-salida code {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: .88em;
  background: #f2effc;
  color: #5b21b6;
  padding: 1.5px 5px;
  border-radius: 5px;
}
.md-salida pre {
  background: #1e1b31;
  color: #e9e5ff;
  border-radius: 9px;
  padding: 13px 15px;
  overflow-x: auto;
  margin: 0 0 .9em;
  font-size: 12.8px;
  line-height: 1.6;
}
.md-salida pre code { background: none; color: inherit; padding: 0; font-size: inherit; }
.md-salida table {
  border-collapse: collapse;
  margin: 0 0 .9em;
  font-size: .94em;
  display: block;
  overflow-x: auto;
  max-width: 100%;
}
.md-salida th, .md-salida td { border: 1px solid #e2e6ee; padding: 7px 11px; }
.md-salida th { background: #f6f4fd; font-weight: 600; }
.md-salida a { color: #6d28d9; }
.md-salida img { max-width: 100%; border-radius: 8px; margin: .3em 0; display: block; }
.md-salida del { color: #8a90a0; }

/* --- a pantalla grande ----------------------------------------------------- */

.md-lab.md-grande {
  position: fixed;
  inset: 14px;
  z-index: 300;
  margin: 0;
  box-shadow: 0 30px 80px rgba(20, 12, 50, .35);
  display: flex;
  flex-direction: column;
}
.md-lab.md-grande .md-partido { flex: 1; height: auto; }

@media (max-width: 720px) {
  .md-partido { grid-template-columns: 1fr; grid-template-rows: 1fr 1fr; }
  .md-editor { border-right: 0; border-bottom: 1px solid var(--md-borde); }
  .md-lab { --md-alto: 480px; }
}

/* =========================================  elementos de la lección  ====== */

.md-reto {
  border: 1px solid #ddd6fe;
  border-left: 5px solid #7C3AED;
  background: #faf8ff;
  border-radius: 12px;
  padding: 16px 18px;
  margin: 24px 0;
}
.md-reto > h4 { margin: 0 0 6px; font-size: 16px; color: #5b21b6; }
.md-reto p:last-of-type { margin-bottom: 0; }
.md-reto.lograda { border-color: #6ee7b7; background: #f0fdf7; }
.md-reto.lograda > h4 { color: #047857; }

.md-pie { display: flex; align-items: center; gap: 11px; margin-top: 14px; flex-wrap: wrap; }
.md-comprobar {
  border: 0; background: #7C3AED; color: #fff; border-radius: 9px;
  padding: 9px 17px; font-family: inherit; font-size: 14px; cursor: pointer;
}
.md-comprobar:hover { background: #6d28d9; }
.md-pista, .md-reiniciar {
  border: 1px solid #cbd5e1; background: #fff; color: #475569;
  border-radius: 9px; padding: 8px 14px; font-family: inherit; font-size: 13.5px; cursor: pointer;
}
.md-pista:disabled { opacity: .55; cursor: default; }
.md-marca {
  font-size: 12px; font-weight: 600; padding: 4px 11px; border-radius: 999px;
  background: #fef3c7; color: #92400e;
}
.md-marca.ok { background: #d1fae5; color: #065f46; }

.md-pista-caja {
  margin-top: 13px; padding: 12px 15px; border-radius: 9px;
  background: #fffbeb; border: 1px solid #fcd34d; color: #92400e;
  font-size: 14px; line-height: 1.6;
}
.md-pista-caja code { background: rgba(0,0,0,.06); padding: 1px 5px; border-radius: 4px;
  font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: .9em; }

.md-resultado { margin-top: 14px; display: flex; flex-direction: column; gap: 7px; }
.md-punto {
  display: flex; align-items: flex-start; gap: 9px;
  padding: 9px 12px; border-radius: 9px; font-size: 13.8px; line-height: 1.55;
}
.md-punto.bien { background: #ecfdf5; border: 1px solid #a7f3d0; color: #065f46; }
.md-punto.mal  { background: #fef2f2; border: 1px solid #fecaca; color: #991b1b; }
.md-punto b { flex: none; font-size: 15px; line-height: 1.3; }
.md-punto code {
  font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: .9em;
  background: rgba(0,0,0,.06); padding: 1px 5px; border-radius: 4px;
}

.md-demo .md-zona .md-lab { margin: 0; }
.md-demo[data-tocable] .md-zona::after {
  content: 'Pruébelo: este laboratorio se puede tocar. No se guarda nada.';
  display: block; margin-top: 6px; font-size: 12px; color: #64748b; font-style: italic;
}

/* --- piezas de contenido --------------------------------------------------- */

.md-dato {
  border-left: 4px solid #7C3AED; background: #faf8ff;
  border-radius: 0 10px 10px 0; padding: 13px 16px; margin: 20px 0; font-size: 14.5px;
}
.md-dato strong { color: #5b21b6; }
.md-dato p:last-child, .md-dato ul:last-child { margin-bottom: 0; }

.md-ojo {
  border-left: 4px solid #dc2626; background: #fef2f2;
  border-radius: 0 10px 10px 0; padding: 13px 16px; margin: 20px 0; font-size: 14.5px;
}
.md-ojo strong { color: #991b1b; }
.md-ojo p:last-child { margin-bottom: 0; }

.md-tabla { width: 100%; border-collapse: collapse; margin: 20px 0; font-size: 14px;
            display: block; overflow-x: auto; }
.md-tabla th, .md-tabla td { border: 1px solid #e2e8f0; padding: 9px 12px;
                             text-align: left; vertical-align: top; }
.md-tabla th { background: #f6f4fd; font-weight: 600; }
.md-tabla code { font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: .9em; }
.md-tabla tr.destaca td { background: #fef9c3; font-weight: 600; }

/* Markdown de un lado, resultado del otro: se usa mucho en las explicaciones. */
.md-par { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 20px 0; }
.md-par > div { border: 1px solid #e2e6ee; border-radius: 10px; overflow: hidden; }
.md-par > div > b {
  display: block; padding: 6px 12px; background: #f6f4fd; font-size: 11px;
  text-transform: uppercase; letter-spacing: .6px; color: #7c8598; font-weight: 600;
}
.md-par pre { margin: 0; padding: 12px 14px; background: #fff; overflow-x: auto;
  font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 12.8px; line-height: 1.65;
  color: #2b3244; white-space: pre; }
.md-par .md-resultado-par { padding: 12px 14px; font-size: 14px; line-height: 1.6; }
.md-par .md-resultado-par > :first-child { margin-top: 0; }
.md-par .md-resultado-par > :last-child { margin-bottom: 0; }
@media (max-width: 680px) { .md-par { grid-template-columns: 1fr; } }

/* --- las páginas «libre» no heredan tipografía del aula -------------------- */

.curso-libre { font-size: 16.4px; line-height: 1.75; color: #2f3545; }
.curso-libre h2 { font-size: 1.5rem; margin: 1.9em 0 .55em; }
.curso-libre h3 { font-size: 1.16rem; margin: 1.6em 0 .45em; }
.curso-libre p { margin: 0 0 1.15em; }
.curso-libre ul, .curso-libre ol { margin: 0 0 1.2em; padding-left: 1.35em; }
.curso-libre li { margin-bottom: .42em; }
.curso-libre a { color: #6d28d9; }

.entradilla {
  font-size: 18px; line-height: 1.65; color: #475569;
  border-left: 3px solid #7C3AED; padding-left: 16px; margin: 0 0 1.6em;
}
.nota-legal { color: #64748b; line-height: 1.6; }