@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-cyrillic-ext-400-normal-BQZuk6qB.woff2)format("woff2"),url(/assets/inter-cyrillic-ext-400-normal-DQukG94-.woff)format("woff");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-cyrillic-400-normal-obahsSVq.woff2)format("woff2"),url(/assets/inter-cyrillic-400-normal-HOLc17fK.woff)format("woff");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-greek-ext-400-normal-DGGRlc-M.woff2)format("woff2"),url(/assets/inter-greek-ext-400-normal-KugGGMne.woff)format("woff");unicode-range:U+1F??}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-greek-400-normal-B4URO6DV.woff2)format("woff2"),url(/assets/inter-greek-400-normal-q2sYcFCs.woff)format("woff");unicode-range:U+370-377,U+37A-37F,U+384-38A,U+38C,U+38E-3A1,U+3A3-3FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-vietnamese-400-normal-DMkecbls.woff2)format("woff2"),url(/assets/inter-vietnamese-400-normal-Bbgyi5SW.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-latin-ext-400-normal-C1nco2VV.woff2)format("woff2"),url(/assets/inter-latin-ext-400-normal-77YHD8bZ.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/assets/inter-latin-400-normal-C38fXH4l.woff2)format("woff2"),url(/assets/inter-latin-400-normal-CyCys3Eg.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-cyrillic-ext-500-normal-B0yAr1jD.woff2)format("woff2"),url(/assets/inter-cyrillic-ext-500-normal-BmqWE9Dz.woff)format("woff");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-cyrillic-500-normal-BasfLYem.woff2)format("woff2"),url(/assets/inter-cyrillic-500-normal-CxZf_p3X.woff)format("woff");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-greek-ext-500-normal-C4iEst2y.woff2)format("woff2"),url(/assets/inter-greek-ext-500-normal-2j5mBUwD.woff)format("woff");unicode-range:U+1F??}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-greek-500-normal-BIZE56-Y.woff2)format("woff2"),url(/assets/inter-greek-500-normal-Xzm54t5V.woff)format("woff");unicode-range:U+370-377,U+37A-37F,U+384-38A,U+38C,U+38E-3A1,U+3A3-3FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-vietnamese-500-normal-DOriooB6.woff2)format("woff2"),url(/assets/inter-vietnamese-500-normal-mJboJaSs.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-latin-ext-500-normal-CV4jyFjo.woff2)format("woff2"),url(/assets/inter-latin-ext-500-normal-BxGbmqWO.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/assets/inter-latin-500-normal-Cerq10X2.woff2)format("woff2"),url(/assets/inter-latin-500-normal-BL9OpVg8.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-cyrillic-ext-600-normal-Dfes3d0z.woff2)format("woff2"),url(/assets/inter-cyrillic-ext-600-normal-Bcila6Z-.woff)format("woff");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-cyrillic-600-normal-CWCymEST.woff2)format("woff2"),url(/assets/inter-cyrillic-600-normal-4D_pXhcN.woff)format("woff");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-greek-ext-600-normal-DRtmH8MT.woff2)format("woff2"),url(/assets/inter-greek-ext-600-normal-B8X0CLgF.woff)format("woff");unicode-range:U+1F??}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-greek-600-normal-plRanbMR.woff2)format("woff2"),url(/assets/inter-greek-600-normal-BZpKdvQh.woff)format("woff");unicode-range:U+370-377,U+37A-37F,U+384-38A,U+38C,U+38E-3A1,U+3A3-3FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-vietnamese-600-normal-Cc8MFFhd.woff2)format("woff2"),url(/assets/inter-vietnamese-600-normal-BuLX-rYi.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-latin-ext-600-normal-D2bJ5OIk.woff2)format("woff2"),url(/assets/inter-latin-ext-600-normal-CIVaiw4L.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/assets/inter-latin-600-normal-LgqL8muc.woff2)format("woff2"),url(/assets/inter-latin-600-normal-CiBQ2DWP.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-cyrillic-ext-700-normal-BjwYoWNd.woff2)format("woff2"),url(/assets/inter-cyrillic-ext-700-normal-LO58E6JB.woff)format("woff");unicode-range:U+460-52F,U+1C80-1C8A,U+20B4,U+2DE0-2DFF,U+A640-A69F,U+FE2E-FE2F}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-cyrillic-700-normal-CjBOestx.woff2)format("woff2"),url(/assets/inter-cyrillic-700-normal-DrXBdSj3.woff)format("woff");unicode-range:U+301,U+400-45F,U+490-491,U+4B0-4B1,U+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-greek-ext-700-normal-qfdV9bQt.woff2)format("woff2"),url(/assets/inter-greek-ext-700-normal-BoQ6DsYi.woff)format("woff");unicode-range:U+1F??}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-greek-700-normal-C3JjAnD8.woff2)format("woff2"),url(/assets/inter-greek-700-normal-BUv2fZ6O.woff)format("woff");unicode-range:U+370-377,U+37A-37F,U+384-38A,U+38C,U+38E-3A1,U+3A3-3FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-vietnamese-700-normal-DlLaEgI2.woff2)format("woff2"),url(/assets/inter-vietnamese-700-normal-BZaoP0fm.woff)format("woff");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-latin-ext-700-normal-Ca8adRJv.woff2)format("woff2"),url(/assets/inter-latin-ext-700-normal-TidjK2hL.woff)format("woff");unicode-range:U+100-2BA,U+2BD-2C5,U+2C7-2CC,U+2CE-2D7,U+2DD-2FF,U+304,U+308,U+329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/assets/inter-latin-700-normal-Yt3aPRUw.woff2)format("woff2"),url(/assets/inter-latin-700-normal-BLAVimhd.woff)format("woff");unicode-range:U+??,U+131,U+152-153,U+2BB-2BC,U+2C6,U+2DA,U+2DC,U+304,U+308,U+329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{--oscuro:#0c1e21;--oscuro-2:#18292c;--azul:#0574ce;--azul-osc:#035aa1;--azul-claro:#e8f2fc;--texto:#1c2b2e;--apoyo:#5b6b6d;--suave:#8a9799;--linea:#dfe6e6;--fondo:#f4f7f7;--blanco:#fff;--verde:#178a4c;--verde-claro:#e5f5ec;--ambar:#a86400;--ambar-claro:#fff3dc;--rojo:#c0352b;--rojo-claro:#fde9e7;--r:12px}*{box-sizing:border-box;margin:0;padding:0}body{color:var(--texto);background:var(--fondo);-webkit-font-smoothing:antialiased;font-family:Inter,system-ui,sans-serif;font-size:16px;line-height:1.5}a{color:inherit}button{font:inherit;cursor:pointer;color:inherit;background:0 0;border:0}.envoltura{max-width:1080px;margin:0 auto;padding:0 16px}header{background:var(--oscuro);color:#fff}header .envoltura{align-items:center;gap:12px;min-height:60px;display:flex}header .logo{width:auto;height:30px;display:block}header .marca{font-size:16px;font-weight:700;text-decoration:none}header .etiqueta{color:#a9b8b8;border-left:1px solid #364e52;padding-left:12px;font-size:12px;line-height:1.2}header .usuario{align-items:center;gap:10px;margin-left:auto;font-size:14px;display:flex}.avatar{background:var(--azul);color:#fff;border-radius:50%;flex:none;place-items:center;width:32px;height:32px;font-size:14px;font-weight:600;display:grid}header .salir{color:#a9b8b8;min-height:44px;padding:0 4px;font-size:13px;text-decoration:underline}@media (width<=560px){header .etiqueta,header .nombre-u{display:none}}main{padding:24px 0 48px}h1{letter-spacing:-.01em;font-size:26px;font-weight:700;line-height:1.2}h2{font-size:19px;font-weight:700;line-height:1.3}.sub{color:var(--apoyo);margin-top:4px}.tarjeta{background:var(--blanco);border:1px solid var(--linea);border-radius:var(--r)}.vacio{color:var(--apoyo);text-align:center;margin-top:20px;padding:24px 18px}.entrar{background:var(--oscuro);color:#fff;flex-direction:column;min-height:100vh;display:flex}.entrar .centro{flex:1;place-items:center;padding:40px 16px;display:grid}.entrar .caja{text-align:center;width:100%;max-width:400px}.entrar .logo{width:auto;height:54px;margin:0 auto 28px;display:block}.entrar .nombre-escuela{color:#a9b8b8;margin-bottom:10px;font-size:15px}.entrar h1{font-size:28px}.entrar p{color:#a9b8b8;margin:10px 0 28px}.google{color:#1f1f1f;background:#fff;border-radius:999px;justify-content:center;align-items:center;gap:12px;width:100%;min-height:48px;padding:13px 20px;font-size:16px;font-weight:600;display:flex;box-shadow:0 1px 2px #0000004d}.google:hover{background:#f1f3f4}.google:disabled{opacity:.7;cursor:wait}.entrar .letra{color:#7d8f91;margin-top:18px;font-size:13px}.entrar .pie{text-align:center;color:#67787a;padding:18px;font-size:12px}.entrar .pie a{color:#a9b8b8}.mensaje{background:var(--blanco);color:var(--texto);border-radius:var(--r);text-align:left;margin-bottom:22px;padding:16px;font-size:15px}.mensaje b{margin-bottom:4px;display:block}.mensaje .acciones{margin-top:12px}.btn{background:var(--azul);color:#fff;text-align:center;border-radius:10px;justify-content:center;align-items:center;min-height:44px;padding:11px 18px;font-size:15px;font-weight:600;text-decoration:none;display:inline-flex}.btn:hover{background:var(--azul-osc)}.acciones{flex-wrap:wrap;gap:10px;margin-top:18px;display:flex}button:focus-visible,a:focus-visible{outline:2px solid var(--azul);outline-offset:2px}footer{text-align:center;color:var(--suave);padding:24px 16px 32px;font-size:12px}.cargando{min-height:100vh;color:var(--apoyo);place-items:center;display:grid}.pestanas{background:var(--blanco);border-bottom:1px solid var(--linea)}.pestanas .envoltura{gap:4px;display:flex}.pestanas a{min-height:48px;color:var(--apoyo);border-bottom:3px solid #0000;align-items:center;padding:0 14px;font-size:15px;font-weight:600;text-decoration:none;display:inline-flex}.pestanas a[aria-current=page]{color:var(--azul-osc);border-bottom-color:var(--azul)}.btn.sec{color:var(--texto);border:1.5px solid var(--linea);background:#fff}.btn.sec:hover{background:var(--fondo)}.btn:disabled{opacity:.6;cursor:default}.btn.chico{min-height:44px;padding:8px 12px;font-size:14px}.pild{white-space:nowrap;vertical-align:middle;border-radius:99px;padding:3px 9px;font-size:12px;font-weight:600;display:inline-block}.pild.ok{background:var(--verde-claro);color:var(--verde)}.pild.oculta{color:var(--apoyo);background:#eef1f1}.aviso-m{border-radius:var(--r);background:var(--verde-claro);border:1px solid #bfe3cd;align-items:flex-start;gap:12px;margin-top:18px;padding:12px 14px;font-size:15px;display:flex}.aviso-m.problema{background:var(--ambar-claro);border-color:#f1d9a6}.aviso-m span{flex:1}.cerrar{min-width:44px;min-height:44px;color:var(--apoyo);flex:none;font-size:18px}.arbol{flex-direction:column;gap:12px;margin-top:16px;display:flex}.m-materia{overflow:hidden}.m-fila{flex-wrap:wrap;align-items:center;gap:6px 10px;padding:10px 12px;display:flex}.m-titulo{overflow-wrap:anywhere;flex:200px;min-width:0}.m-titulo small{color:var(--apoyo);font-size:13px;display:block}.m-abrir{text-align:left;flex:220px;align-items:center;gap:12px;min-width:0;min-height:48px;display:flex}.m-abrir .ico{background:var(--azul-claro);border-radius:10px;flex:none;place-items:center;width:40px;height:40px;font-size:20px;display:grid}.m-abrir .flecha{color:var(--suave);margin-left:auto;font-size:18px}.fila-acciones{flex-wrap:wrap;gap:6px;margin-left:auto;display:flex}.mini{border:1.5px solid var(--linea);background:#fff;border-radius:10px;min-width:44px;min-height:44px;font-size:15px;font-weight:600}.mini.texto{padding:0 10px;font-size:14px}.mini:hover:not(:disabled){background:var(--fondo)}.mini:disabled{opacity:.4;cursor:default}.m-contenido{border-top:1px solid var(--linea);padding:4px 0 8px}.m-unidad{border:1px solid var(--linea);border-radius:10px;margin:10px 12px;overflow:hidden}.m-cabeza-unidad{border-bottom:1px solid var(--linea);background:#fafcfc}.m-clase{border-top:1px solid var(--linea)}.m-cabeza-unidad+.m-clase{border-top:0}.m-examen{background:#fbfaf6}.m-clase .dur{color:var(--suave);font-size:13px}.m-agregar{flex-wrap:wrap;gap:8px;padding:10px 12px;display:flex}.m-contenido>.ayuda{padding:10px 12px}.hoja-fondo{z-index:20;background:#0c1e2173;justify-content:flex-end;display:flex;position:fixed;inset:0}.hoja{background:var(--blanco);flex-direction:column;width:100%;height:100dvh;display:flex}@media (width>=1024px){.hoja{width:480px;box-shadow:-8px 0 24px #0000001f}}.hoja-cabeza{border-bottom:1px solid var(--linea);align-items:center;gap:8px;padding:8px 8px 8px 16px;display:flex}.hoja-cabeza h2{flex:1}.hoja-cuerpo{flex-direction:column;flex:1;gap:16px;padding:16px;display:flex;overflow-y:auto}.hoja-cuerpo>*{flex-shrink:0}.campo>.btn{align-self:flex-start}.hoja-pie{border-top:1px solid var(--linea);background:var(--blanco);flex-wrap:wrap;gap:10px;padding:12px 16px;display:flex}.hoja-pie .btn{flex:140px}.campo{border:0;flex-direction:column;gap:6px;min-width:0;display:flex}.etiqueta-campo{font-size:14px;font-weight:600}.campo input:not([type=file]),.link-extra input{font:inherit;border:1.5px solid var(--linea);min-height:44px;color:var(--texto);background:#fff;border-radius:10px;width:100%;min-width:0;padding:9px 12px;font-size:16px}.campo input:focus,.link-extra input:focus{outline:2px solid var(--azul);outline-offset:0;border-color:var(--azul)}.campo input.corto{max-width:120px}.ayuda{color:var(--apoyo);font-size:13px}.ayuda b{color:var(--ambar)}.error-campo{color:var(--rojo);font-size:14px;font-weight:600}.aviso-form{background:var(--rojo-claro);color:var(--rojo);border-radius:10px;padding:10px 12px;font-size:14px;font-weight:600}.iconos{grid-template-columns:repeat(6,minmax(0,1fr));gap:6px;display:grid}.icono{border:1.5px solid var(--linea);background:#fff;border-radius:10px;min-height:44px;font-size:22px}.icono.elegido{border-color:var(--azul);background:var(--azul-claro)}.video{aspect-ratio:16/9;background:#000;border-radius:10px;flex:none;width:100%;position:relative;overflow:hidden}.video iframe{border:0;width:100%;height:100%;position:absolute;inset:0}.pdf{flex-direction:column;align-items:flex-start;gap:8px;display:flex}.pdf-fila{flex-wrap:wrap;align-items:center;gap:8px;width:100%;display:flex}.pdf-fila>span:first-child{overflow-wrap:anywhere;flex:160px}.pdf-fila small{color:var(--apoyo)}.pdf-acciones{flex-wrap:wrap;gap:6px;display:flex}.link-extra{border:1px solid var(--linea);border-radius:10px;grid-template-columns:1fr;gap:6px;padding:10px;display:grid}.link-extra .btn{justify-self:start}@media (width>=560px){.link-extra{grid-template-columns:1fr 1.4fr auto;align-items:center}.link-extra .error-campo{grid-column:1/-1}}.borrar{min-height:44px;color:var(--rojo);align-self:flex-start;padding:0 2px;font-size:14px;font-weight:600;text-decoration:underline}.ayuda .btn{margin-top:8px;display:flex}@media (width<=400px){.m-unidad{margin:8px 6px}.m-fila{padding:10px}.mini.texto{padding:0 8px}}