:root{--brand:#e8761a;--brand-dark:#c9620f;--brand-light:#fdeccf;--pill:#fbe5a8;--ink:#1b1b1f;--ink-soft:#5f6368;--border:#e9e6e1;--bg:#f8f7f5;--surface:#fff;--good:#16a34a;--good-bg:#e9f9ee;--radius:12px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}html,body,#root{height:100%}body{background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}a{color:var(--brand)}button{font-family:inherit}.btn{cursor:pointer;background:var(--brand);color:#fff;border:none;border-radius:8px;padding:10px 16px;font-size:14px;font-weight:600;transition:background .15s}.btn:hover{background:var(--brand-dark)}.btn.secondary{background:var(--surface);color:var(--ink);border:1px solid var(--border)}.btn.secondary:hover{background:var(--bg)}.btn:disabled{opacity:.5;cursor:not-allowed}input,textarea,select{border:1px solid var(--border);background:var(--surface);color:var(--ink);border-radius:8px;width:100%;padding:9px 12px;font-family:inherit;font-size:14px}input:focus,textarea:focus,select:focus{outline:2px solid var(--brand);outline-offset:-1px}input[type=radio],input[type=checkbox]{flex:none;width:auto}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:0 1px 2px #10121b0a}.progress-bar{background:var(--border);border-radius:999px;height:8px;overflow:hidden}.progress-bar>div{background:var(--good);height:100%;transition:width .3s}.topbar{background:var(--surface);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:14px 24px;display:flex}.topbar .brand{color:var(--ink);align-items:center;gap:8px;font-size:18px;font-weight:800;text-decoration:none;display:flex}.callout{border-left:3px solid var(--brand);background:var(--brand-light);border-radius:0 8px 8px 0;margin:16px 0;padding:12px 16px}.cover{background:var(--brand-light);border-radius:var(--radius) var(--radius) 0 0;align-items:flex-end;height:120px;padding:12px;display:flex}.cover .tag{color:#5a3510;background:#ffffffeb;border-radius:99px;padding:3px 10px;font-size:11px;font-weight:600}.chip.on{background:var(--brand-light);color:#8a4a10;border-color:#f3c9a0}.hero-search{gap:8px;max-width:440px;margin:20px auto 0;display:flex}.hero-search input{flex:1}.feat-strip{color:var(--ink-soft);flex-wrap:wrap;justify-content:center;gap:8px 18px;margin-top:18px;font-size:13px;display:flex}.course-card{color:inherit;text-decoration:none;transition:box-shadow .15s,transform .15s;display:block;overflow:hidden}.course-card:hover{transform:translateY(-2px);box-shadow:0 6px 18px #10121b1a}.course-card .body{padding:16px 18px 18px}.classroom{grid-template-columns:290px minmax(0,1fr);align-items:start;gap:28px;max-width:1100px;margin:0 auto;padding:24px 16px 48px;display:grid}.classroom-side{max-height:calc(100vh - 32px);position:sticky;top:16px;overflow-y:auto}.cnav{margin-top:14px}.cnav-section{margin-bottom:6px}.cnav-head{width:100%;color:var(--ink);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;padding:10px 8px 6px;font-size:14px;font-weight:700;display:flex}.cnav-head-title{text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.cnav-chevron{color:var(--ink-soft);transition:transform .15s;transform:rotate(180deg)}.cnav-chevron.open{transform:rotate(0)}.cnav-lesson{width:100%;color:var(--ink);text-align:left;cursor:pointer;background:0 0;border:none;border-radius:10px;align-items:center;gap:10px;padding:10px 12px;font-size:14px;display:flex}.cnav-lesson:hover:not(:disabled){background:#efece7}.cnav-lesson.active{background:var(--pill)}.cnav-lesson:disabled{color:var(--ink-soft);cursor:default}.cnav-icon{flex:none}.cnav-title{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;overflow:hidden}.cnav-check{background:var(--good);color:#fff;border-radius:50%;flex:none;justify-content:center;align-items:center;width:20px;height:20px;font-size:12px;font-weight:700;display:flex}.cnav-lock{font-size:12px}.cnav-free{color:var(--brand-dark);background:var(--brand-light);border-radius:999px;padding:2px 8px;font-size:10px;font-weight:800}.lesson-nav{border-top:1px solid var(--border);justify-content:space-between;gap:12px;margin-top:28px;padding-top:20px;display:flex}.check-btn{border:2px solid var(--border);background:var(--surface);width:36px;height:36px;color:var(--border);cursor:pointer;border-radius:50%;flex:none;font-size:18px}.check-btn.done{background:var(--good);border-color:var(--good);color:#fff}@media (width<=800px){.classroom{grid-template-columns:1fr}.classroom-side{max-height:none;position:static}}.video-frame{background:#000;border-radius:12px;margin:20px 0;padding-top:56.25%;position:relative;overflow:hidden}.video-frame iframe{border:0;width:100%;height:100%;position:absolute;inset:0}.option{border:1px solid var(--border);cursor:pointer;border-radius:10px;align-items:center;gap:10px;margin-bottom:6px;padding:10px 12px;display:flex}.option.on{background:var(--pill)}.btn.done{background:var(--good);color:#fff;opacity:1}.tabs{border-bottom:1px solid var(--border);flex-wrap:wrap;gap:6px;margin:28px 0 16px;display:flex}.tab{color:var(--ink-soft);cursor:pointer;background:0 0;border:none;border-bottom:3px solid #0000;padding:10px 14px;font-size:14px;font-weight:600}.tab.active{color:var(--ink);border-bottom-color:var(--brand)}.comment{border-bottom:1px solid var(--border);padding:12px 0}.comment-head{align-items:center;gap:8px;margin-bottom:4px;display:flex}.tag{background:var(--brand-light);color:var(--brand-dark);border-radius:999px;padding:2px 8px;font-size:10px;font-weight:800}.like{border:1px solid var(--border);color:var(--ink-soft);cursor:pointer;background:0 0;border-radius:999px;margin-top:6px;padding:3px 10px;font-size:12px}.like.on{color:#d1342f;border-color:#d1342f}.like:disabled{cursor:default}.chat-box{border:1px solid var(--border);background:var(--bg);border-radius:12px;min-height:140px;max-height:340px;padding:12px;overflow-y:auto}.bubble{white-space:pre-wrap;border-radius:14px;max-width:85%;margin-bottom:8px;padding:9px 13px;font-size:14px;line-height:1.5}.bubble.user{background:var(--pill);margin-left:auto}.bubble.assistant{background:var(--surface);border:1px solid var(--border)}.bubble.error{color:#b91c1c}.chips{flex-wrap:wrap;gap:8px;margin-top:10px;display:flex}.chip{background:var(--surface);border:1px solid var(--border);cursor:pointer;border-radius:999px;padding:6px 12px;font-size:13px}.chip:hover{background:var(--pill)}.stats{flex-wrap:wrap;gap:8px;margin:14px 0;display:flex}.stats span{background:var(--bg);border:1px solid var(--border);border-radius:999px;padding:5px 12px;font-size:13px;font-weight:600}.tl-head{margin:12px 0 6px;font-weight:700}.tl-row{text-align:left;cursor:pointer;background:0 0;border:none;border-radius:10px;align-items:center;gap:12px;width:100%;padding:10px 12px;font-size:14px;display:flex}.tl-row:hover{background:#efece7}.tl-n{background:var(--bg);border:1px solid var(--border);border-radius:50%;flex:none;justify-content:center;align-items:center;width:26px;height:26px;font-size:12px;font-weight:700;display:flex}.tl-title{flex:1;min-width:0}.tl-dur{color:var(--ink-soft);font-size:12px}.dash-grid{grid-template-columns:minmax(0,1fr) 320px;align-items:start;gap:20px;display:grid}.nb-grid{grid-template-columns:280px minmax(0,1fr) 300px;align-items:start;gap:16px;display:grid}@media (width<=960px){.dash-grid,.nb-grid{grid-template-columns:1fr}}.hero-card{background:linear-gradient(135deg, var(--brand), var(--brand-dark));color:#fff;border:none;margin-bottom:16px;padding:24px}.stat-chip{background:var(--pill);border-radius:999px;padding:6px 14px;font-size:14px;font-weight:700}.stat-chip small{font-weight:400}.path-mod{border-left:3px solid var(--border);margin-left:6px;padding:8px 0 8px 14px}.path-mod.done{border-left-color:var(--good)}.path-mod-title{align-items:center;gap:8px;margin-bottom:6px;font-size:14px;font-weight:600;display:flex}.path-num{background:var(--border);border:3px solid var(--surface);border-radius:50%;justify-content:center;align-items:center;width:22px;height:22px;margin-left:-26px;font-size:12px;display:inline-flex}.path-mod.done .path-num{background:var(--good);color:#fff}.dots{flex-wrap:wrap;gap:6px;display:flex}.dot{border:2px solid var(--border);color:#fff;background:var(--surface);border-radius:50%;justify-content:center;align-items:center;width:22px;height:22px;font-size:12px;text-decoration:none;display:inline-flex}.dot.done{background:var(--good);border-color:var(--good)}.dot.next{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-light)}.list-row{border-bottom:1px solid var(--border);color:var(--ink);justify-content:space-between;gap:12px;padding:10px 0;font-size:14px;text-decoration:none;display:flex}.opt-row{border:1px solid var(--border);cursor:pointer;border-radius:8px;align-items:center;gap:10px;margin-bottom:6px;padding:8px 12px;font-size:14px;display:flex}.src-row{cursor:pointer;align-items:flex-start;gap:6px;padding:2px 0;display:flex}.note{background:var(--brand-light);border-radius:8px;margin-top:8px;padding:10px}.link-btn{color:var(--ink-soft);cursor:pointer;background:0 0;border:none;font-size:11px;text-decoration:underline}.topbar{flex-wrap:wrap;gap:10px}.topbar .brand{white-space:nowrap}.topbar-nav{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:12px;font-size:14px;display:flex}@media (width<=560px){.topbar{padding:10px 14px}.topbar .user-name{display:none}.topbar-nav{gap:10px;font-size:13px}}.sala-grid{grid-template-columns:minmax(0,2.1fr) minmax(300px,1fr);align-items:stretch;gap:14px;display:grid}.sala-izq{flex-direction:column;gap:12px;min-width:0;display:flex}.sala-der{min-width:0;min-height:440px;position:relative}.sala-extra{grid-template-columns:repeat(auto-fit,minmax(260px,1fr));align-items:start;gap:14px;margin-top:14px;display:grid}.sala-video{aspect-ratio:16/9;text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:8px;padding:16px;display:flex}.sala-chat{flex-direction:column;padding:0;display:flex;position:relative;overflow:hidden}.sala-chat.lleno{position:absolute;inset:0}.sala-chat-cab{border-bottom:1px solid var(--line,#e5e7eb);justify-content:space-between;align-items:center;padding:10px 14px;font-weight:700;display:flex}.sala-chat-estado{color:#15803d;font-size:12px;font-weight:600}.sala-chat-lista{flex-direction:column;flex:1;gap:6px;height:260px;min-height:0;padding:10px 12px;font-size:14px;line-height:1.4;display:flex;overflow-y:auto}.sala-chat.lleno .sala-chat-lista{height:auto}.sala-chat-aviso{color:var(--ink-soft);padding:4px 2px;font-size:13px}.sala-msg{align-items:flex-start;gap:8px;display:flex}.sala-av{color:#fff;border-radius:50%;flex:none;justify-content:center;align-items:center;width:24px;height:24px;margin-top:1px;font-size:12px;font-weight:700;display:inline-flex}.sala-cuerpo{overflow-wrap:anywhere;min-width:0}.sala-cuerpo>b{margin-right:6px;font-weight:700}.sala-txt{color:inherit}.sala-etq{vertical-align:1px;border-radius:6px;margin-right:6px;padding:0 6px;font-size:11px;font-weight:700;display:inline-block}.sala-etq.mod{background:var(--brand-light);color:var(--brand)}.sala-etq.preg{color:#8a6d00;background:#fdf3c8}.sala-msg.mod{background:var(--brand-light);border-radius:8px;padding:5px 8px}.sala-msg.pregunta{background:#fffbe6;border-left:3px solid #c9a227;border-radius:6px;padding:5px 8px}.sala-msg.oculto{opacity:.55;text-decoration:line-through}.sala-btn-mini{border:1px solid var(--line,#d1d5db);cursor:pointer;color:inherit;background:#fff;border-radius:999px;margin-left:8px;padding:0 8px;font-size:12px}.sala-mod-acc{margin-left:4px}.sala-ir-final{background:var(--brand,#1d4ed8);color:#fff;cursor:pointer;border:0;border-radius:999px;padding:4px 14px;font-size:12px;position:absolute;bottom:64px;left:50%;transform:translate(-50%);box-shadow:0 2px 8px #00000040}.sala-form{border-top:1px solid var(--line,#e5e7eb);align-items:center;gap:8px;padding:8px 10px;display:flex}.sala-form>input{border-radius:999px;flex:1;width:auto;min-width:0;padding:8px 12px}.sala-form .btn{flex:none;padding:7px 12px}.sala-chip{border:1px solid var(--line,#d1d5db);cursor:pointer;white-space:nowrap;border-radius:999px;align-items:center;gap:4px;padding:4px 10px;font-size:12px;display:inline-flex}.sala-chip.activo{color:#8a6d00;background:#fdf3c8;border-color:#c9a227;font-weight:600}.sala-chip input{display:none}.sala-error{color:#dc2626;padding:0 12px 8px;font-size:13px}@media (width<=860px){.sala-grid{grid-template-columns:minmax(0,1fr)}.sala-der{height:auto;min-height:0}.sala-chat.lleno{position:relative;inset:auto}.sala-chat.lleno .sala-chat-lista{flex:none;height:auto;min-height:140px;max-height:min(55vh,380px)}}.adm{grid-template-columns:224px minmax(0,1fr);min-height:calc(100vh - 62px);display:grid}.adm-side{color:#e8ebf7;background:#1c244b;padding:18px 0}.adm-side .adm-tit{border-bottom:1px solid #ffffff2e;margin-bottom:8px;padding:0 20px 14px}.adm-side .adm-tit b{letter-spacing:.16em;color:#c9a227;font-size:11px;display:block}.adm-side .adm-tit span{font-size:13px}.adm-side .adm-item{text-align:left;color:#e8ebf7;width:100%;font:inherit;cursor:pointer;background:0 0;border:0;border-left:4px solid #0000;padding:11px 20px;font-size:14px;font-weight:600;text-decoration:none;display:block}.adm-side .adm-item:hover{background:#ffffff12}.adm-side .adm-item.on{color:#fff;background:#c9a22733;border-left-color:#c9a227}.adm-main{max-width:1220px;padding:28px 34px 60px}.adm-main h1{margin:0 0 4px;font-size:30px}.adm-sub{color:var(--ink-soft);margin:0 0 20px;font-size:14px}.adm-metricas{grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin:0 0 30px;display:grid}.adm-metrica{background:#fff;border:1.5px solid #cfd5e6;border-radius:8px;padding:14px 18px}.adm-metrica small{color:var(--ink-soft);font-size:12.5px;font-weight:600}.adm-metrica b{color:#1c244b;font-family:PlayfairX,Georgia,serif;font-size:28px;line-height:1.25;display:block}.adm-metrica span{color:var(--ink-soft);font-size:12.5px}.adm-bloque{margin:0 0 34px}.adm-bloque h2{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;margin:0 0 14px;font-size:22px;display:flex}.adm-cursos{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;display:grid}.adm-curso{cursor:pointer;background:#fff;border:1.5px solid #cfd5e6;border-radius:8px;flex-direction:column;display:flex;overflow:hidden;box-shadow:0 2px 12px #141b3912}.adm-curso:hover{border-color:#8f9bc0;box-shadow:0 6px 22px #141b3924}.adm-curso.sel{border-color:#c9a227;box-shadow:0 0 0 2px #c9a22759}.adm-curso .img{aspect-ratio:4/3;color:#fff;background:#2e3a6b;border-bottom:3px solid #c9a227;justify-content:center;align-items:center;font-size:40px;display:flex;overflow:hidden}.adm-curso .img img{object-fit:cover;object-position:top center;width:100%;height:100%;display:block}.adm-curso .cuerpo{flex-direction:column;flex:1;gap:6px;padding:14px 16px 16px;display:flex}.adm-curso .cuerpo b{color:#141b39;font-family:PlayfairX,Georgia,serif;font-size:17px;font-weight:600;line-height:1.25}.adm-curso .cuerpo small{color:var(--ink-soft);font-size:12px}.adm-etq{border-radius:4px;align-self:flex-start;padding:3px 9px;font-size:11.5px;font-weight:700;display:inline-block}.adm-etq.ok{color:#166534;background:#e3f4e8}.adm-etq.bor{color:#5b6385;background:#eef0f8}.adm-tabla{border-collapse:collapse;background:#fff;border:1.5px solid #cfd5e6;border-radius:8px;width:100%;font-size:14px;overflow:hidden}.adm-tabla th{text-align:left;color:#1c244b;background:#f3f5fb;border-bottom:1.5px solid #cfd5e6;padding:10px 14px;font-size:12.5px}.adm-tabla td{border-bottom:1px solid #e4e8f2;padding:10px 14px}.adm-tabla tr:last-child td{border-bottom:0}.adm-buscar{max-width:320px}.adm-tarjeta{background:#fff;border:1.5px solid #cfd5e6;border-radius:8px;margin:0 0 18px;padding:16px 18px}@media (width<=860px){.adm{grid-template-columns:minmax(0,1fr)}.adm-side{padding:0;display:flex;overflow-x:auto}.adm-side .adm-tit{display:none}.adm-side .adm-item{white-space:nowrap;border-bottom:3px solid #0000;border-left:0;width:auto}.adm-side .adm-item.on{border-bottom-color:#c9a227}.adm-main{padding:20px 16px 50px}}