:root{--color-academia:#7c3aed;--fondo:#faf8f6;--superficie:#fff;--borde:#e7e5e4;--texto:#1c1917;--texto-suave:#78716c;--ok:#15803d;--peligro:#dc2626;--radio:10px;color:var(--texto);background:var(--fondo);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;font-family:system-ui,-apple-system,Segoe UI,sans-serif;font-size:15px;line-height:1.5}@media (prefers-color-scheme:dark){:root{--fondo:#1c1917;--superficie:#292524;--borde:#44403c;--texto:#f5f5f4;--texto-suave:#a8a29e;--ok:#4ade80;--peligro:#f87171;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}*{box-sizing:border-box}body{background:var(--fondo);margin:0}h1{margin:0 0 8px;font-size:1.6rem}h2{margin:24px 0 12px;font-size:1.1rem}h3{margin:4px 0}a{color:var(--color-academia)}.suave{color:var(--texto-suave)}.pequeno{font-size:.85rem}.error{color:var(--peligro)}.centrado{text-align:center;margin-top:30vh}.fila{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.entre{justify-content:space-between}.tarjeta{background:var(--superficie);border:1px solid var(--borde);border-radius:var(--radio);margin-bottom:12px;padding:16px}.tarjeta-enlace{color:inherit;text-decoration:none;transition:border-color .15s;display:block}.tarjeta-enlace:hover{border-color:var(--color-academia)}.rejilla{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px;margin-bottom:16px;display:grid}.columnas{grid-template-columns:1fr 1.4fr;gap:32px;display:grid}@media (width<=800px){.columnas{grid-template-columns:1fr}}.aviso{background:color-mix(in srgb, var(--color-academia) 10%, var(--superficie));border:1px solid color-mix(in srgb, var(--color-academia) 30%, var(--borde));border-radius:var(--radio);margin-bottom:16px;padding:12px 16px}.aviso p{margin:0 0 8px}.aviso input{flex:1;min-width:200px}.etiqueta{background:var(--borde);color:var(--texto-suave);vertical-align:middle;border-radius:99px;padding:2px 8px;font-size:.75rem;font-weight:500;display:inline-block}.etiqueta.ok{background:color-mix(in srgb, var(--ok) 15%, transparent);color:var(--ok)}.aviso-etiqueta{color:#b45309;background:#f59e0b33;margin-left:6px}.muestra-color{vertical-align:middle;border-radius:50%;width:12px;height:12px;display:inline-block}input,select,textarea{font:inherit;color:inherit;background:var(--superficie);border:1px solid var(--borde);border-radius:8px;padding:8px 10px}input:focus,select:focus,textarea:focus{outline:2px solid color-mix(in srgb, var(--color-academia) 40%, transparent);border-color:var(--color-academia)}textarea{resize:vertical}.formulario{flex-direction:column;gap:12px;display:flex}.formulario label{flex-direction:column;gap:4px;font-size:.9rem;font-weight:500;display:flex}.formulario.en-linea{flex-flow:wrap;align-items:flex-end}.formulario.en-linea label{flex:1;min-width:160px}.boton{font:inherit;border:1px solid var(--borde);background:var(--superficie);color:var(--texto);cursor:pointer;white-space:nowrap;border-radius:8px;padding:8px 14px;font-weight:500;text-decoration:none;display:inline-block}.boton:hover{border-color:var(--color-academia)}.boton.primario{background:var(--color-academia);border-color:var(--color-academia);color:#fff}.boton.primario:hover{filter:brightness(1.08)}.boton:disabled{opacity:.6;cursor:default}.enlace{font:inherit;color:var(--color-academia);cursor:pointer;text-align:left;background:0 0;border:none;padding:0}.icono-boton{font:inherit;cursor:pointer;color:var(--texto-suave);background:0 0;border:1px solid #0000;border-radius:6px;padding:2px 8px}.icono-boton:hover{border-color:var(--borde);color:var(--texto)}.peligro{color:var(--peligro)}.progreso{background:var(--borde);border-radius:99px;flex:1;height:8px;margin:8px 0;overflow:hidden}.progreso-relleno{background:var(--color-academia);border-radius:99px;height:100%;transition:width .3s}.tabla{border-collapse:collapse;background:var(--superficie);border:1px solid var(--borde);border-radius:var(--radio);width:100%;overflow:hidden}.tabla th,.tabla td{text-align:left;border-bottom:1px solid var(--borde);vertical-align:middle;padding:10px 14px}.tabla th{color:var(--texto-suave);text-transform:uppercase;letter-spacing:.03em;font-size:.8rem;font-weight:600}.tabla tr:last-child td{border-bottom:none}.celda-progreso{align-items:center;gap:8px;min-width:140px;display:flex}.lista{padding:0;list-style:none}.lista li{border-bottom:1px solid var(--borde);padding:8px 0}.lista-lecciones{margin:8px 0 12px;padding:0;list-style:none}.lista-lecciones li{border-bottom:1px solid var(--borde);padding:6px 0}.leccion-enlace{color:inherit;border-radius:6px;padding:6px 4px;text-decoration:none}.leccion-enlace:hover{background:color-mix(in srgb, var(--color-academia) 8%, transparent)}.editor-leccion{background:var(--fondo);border-radius:8px;margin:8px 0;padding:12px}.modulo h2{margin:0}.linea-tiempo{margin:0;padding:0;list-style:none}.linea-tiempo li{border-bottom:1px solid var(--borde);gap:12px;padding:8px 0;display:flex}.linea-tiempo .icono{text-align:center;flex-shrink:0;width:24px}.acceso{place-items:center;min-height:100vh;padding:16px;display:grid}.acceso-tarjeta{width:100%;max-width:400px;padding:32px}.acceso-marca{color:var(--color-academia);margin:0 0 16px;font-weight:700}.panel{grid-template-columns:220px 1fr;min-height:100vh;display:grid}.barra-lateral{background:var(--superficie);border-right:1px solid var(--borde);flex-direction:column;gap:16px;height:100vh;padding:20px 12px;display:flex;position:sticky;top:0}.barra-lateral nav{flex-direction:column;flex:1;gap:2px;display:flex}.barra-lateral nav a{color:var(--texto);border-radius:8px;padding:8px 12px;text-decoration:none}.barra-lateral nav a:hover{background:var(--fondo)}.barra-lateral nav a.active{background:color-mix(in srgb, var(--color-academia) 12%, transparent);color:var(--color-academia);font-weight:600}.marca{color:var(--color-academia);margin:0;padding:0 12px;font-weight:700;text-decoration:none}.usuario{justify-content:space-between;padding:0 12px;font-size:.9rem;display:flex}.panel-contenido{width:100%;max-width:1100px;padding:32px}.cabecera{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px;display:flex}.cabecera h1{margin:0}@media (width<=760px){.panel{grid-template-columns:1fr}.barra-lateral{border-right:none;border-bottom:1px solid var(--borde);height:auto;position:static}.barra-lateral nav{flex-flow:wrap}.panel-contenido{padding:16px}.tabla{display:block;overflow-x:auto}}.barra-superior{background:var(--superficie);border-bottom:1px solid var(--borde);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px;padding:12px 16px;display:flex}.barra-superior .marca{padding:0}.contenido-alumno{max-width:860px;margin:0 auto;padding:32px 16px 64px}.modulo-alumno h2{margin-top:28px}.video{aspect-ratio:16/9;border-radius:var(--radio);background:#000;margin:16px 0;position:relative;overflow:hidden}.video iframe,.video video{border:0;width:100%;height:100%;position:absolute;inset:0}.texto-leccion{white-space:pre-wrap;margin:16px 0;font-size:1.05rem;line-height:1.7}.navegacion-leccion{border-top:1px solid var(--borde);margin-top:32px;padding-top:16px}