/* Capacitaciones y talleres: página de venta, aula, cupos, invitación, verificación y editor. Prefijo .tr- */
.tr-wrap{max-width:1240px;margin:24px auto;padding:0 20px;color:#2b2622}
.tr-muted{color:#5f564d}.tr-ok{color:#1d6b3f;font-weight:700}.tr-aviso{background:#fff3d6;border:1px solid #e8c36a;color:#5b3b00;border-radius:8px;padding:10px 14px;margin:12px 0}
.tr-aviso ul{margin:6px 0 0 18px}
.tr-cab{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap;margin-bottom:20px}.tr-cab h1{font-size:28px;line-height:1.2;margin-bottom:6px}
.tr-acciones{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.tr-chip{display:inline-block;background:#fff0e1;color:#8a3b05;border:1px solid #f1c9a3;border-radius:999px;padding:3px 10px;font-size:12px;font-weight:700}
.tr-kicker{display:inline-block;color:#8a3b05;font-weight:800;font-size:12px;letter-spacing:.06em;text-transform:uppercase;margin-bottom:6px}
.tr-bar{height:8px;background:#e9e3dc;border-radius:999px;overflow:hidden}.tr-bar>span{display:block;height:100%;background:#1d8a52;border-radius:999px;transition:width .3s}
.tr-sec{background:#fff;border:1px solid #e2dcd6;border-radius:10px;padding:22px;margin-bottom:16px}.tr-sec h2{font-size:21px;margin-bottom:12px}.tr-sec h3{font-size:15px;margin:16px 0 8px}

/* Venta */
.tr-hero{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:28px;align-items:start;margin-bottom:22px}
.tr-hero h1{font-size:34px;line-height:1.15;margin:4px 0 10px}.tr-lead{font-size:18px;color:#3d352e;margin-bottom:12px}
.tr-chips{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}.tr-chips li{background:#fff;border:1px solid #e2dcd6;border-radius:999px;padding:4px 12px;font-size:13px;font-weight:600}
.tr-meta{font-size:14px;color:#4b423a;margin-bottom:14px}.tr-media{border-radius:12px;overflow:hidden;background:#000;max-width:760px}.tr-media img{display:block;width:100%;height:auto}
.tr-video{position:relative;aspect-ratio:16/9;background:#000}.tr-video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.tr-buy{position:sticky;top:90px;background:#fff;border:1px solid #e2dcd6;border-radius:12px;padding:20px;box-shadow:0 8px 24px rgba(0,0,0,.08)}
.tr-price .sf-price{font-size:34px;font-weight:800}.tr-cupos{margin:10px 0 0;font-weight:700;color:#1d6b3f}.tr-cupos-pocos{color:#a14100}
.tr-cta{display:flex;flex-direction:column;gap:8px;margin:14px 0}.tr-cta .btn{width:100%;justify-content:center}.tr-comprar{font-size:16px;padding:13px}
.tr-incluye{list-style:none;margin:6px 0 12px}.tr-incluye li{padding:5px 0 5px 24px;position:relative;font-size:14px}.tr-incluye li::before{content:"✔";position:absolute;left:0;color:#1d8a52;font-weight:800}
.tr-garantia{font-size:13px;color:#5f564d}.tr-logros{margin:10px 0 0 20px}.tr-logros li{margin:6px 0}
.tr-modulo{border:1px solid #e2dcd6;border-radius:8px;margin-bottom:8px;background:#fff}.tr-modulo>summary{cursor:pointer;display:flex;justify-content:space-between;gap:10px;padding:12px 14px;font-weight:700;list-style:none}.tr-modulo>summary small{color:#5f564d;font-weight:500}
.tr-modulo>summary::-webkit-details-marker{display:none}.tr-modulo>summary::before{content:"▸";margin-right:8px;color:#8a3b05}.tr-modulo[open]>summary::before{content:"▾"}
.tr-modulo>ul{list-style:none;border-top:1px solid #eee7df}.tr-modulo>ul li{display:flex;align-items:center;gap:10px;padding:9px 14px;border-bottom:1px solid #f2ece5;font-size:14px}.tr-modulo>ul li:last-child{border-bottom:0}.tr-modulo>p{padding:0 14px 8px}
.tr-ut{flex:1;min-width:0}.tr-ico{width:22px;text-align:center}.tr-modulo small{color:#5f564d}
.tr-sesiones{list-style:none}.tr-sesiones li{display:flex;flex-direction:column;gap:2px;padding:10px 0;border-bottom:1px solid #eee7df}.tr-sesiones li.realizada{opacity:.75}
.tr-faq{border-bottom:1px solid #eee7df;padding:10px 0}.tr-faq summary{cursor:pointer;font-weight:700}.tr-faq p{margin-top:8px}
.tr-opinion{padding:12px 0;border-top:1px solid #eee7df}.tr-verif{margin-left:8px;background:#dcfce7;color:#14532d;padding:2px 8px;border-radius:10px;font-size:11px;font-weight:700}
.tr-card-meta{font-weight:600;color:#6b3a0f}

/* Mis capacitaciones */
.tr-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:18px}
.tr-tarjeta{background:#fff;border:1px solid #e2dcd6;border-radius:12px;overflow:hidden;display:flex;flex-direction:column}.tr-sin-acceso{opacity:.8}
.tr-foto{display:block;aspect-ratio:16/9;background:#f3ede6}.tr-foto img{width:100%;height:100%;object-fit:cover;display:block}.tr-foto span{display:flex;height:100%;align-items:center;justify-content:center;font-size:44px}
.tr-cuerpo{padding:14px;display:flex;flex-direction:column;gap:8px}.tr-cuerpo h3{font-size:17px;line-height:1.3}.tr-cuerpo h3 a{color:#2b2622;text-decoration:none}.tr-sesion-prox{font-size:13px;color:#1d4f8a;font-weight:600}
.tr-cupos-caja{background:#fff;border:1px solid #e2dcd6;border-radius:12px;padding:18px;margin-bottom:14px}.tr-cupos-caja h2{font-size:19px}
.tr-tabla{width:100%;border-collapse:collapse;background:#fff;margin:10px 0}.tr-tabla th,.tr-tabla td{text-align:left;padding:9px 10px;border-bottom:1px solid #eee7df;vertical-align:top;font-size:14px}.tr-tabla th{background:#f7f2ec;font-size:12px;text-transform:uppercase;letter-spacing:.04em}
.tr-invs{list-style:none}.tr-invs li{display:flex;justify-content:space-between;gap:10px;padding:6px 0;border-bottom:1px solid #eee7df;flex-wrap:wrap}
.tr-invitar{margin-top:12px}.tr-invitar>div{display:flex;gap:8px;flex-wrap:wrap}.tr-invitar input{flex:1;min-width:220px;padding:10px;border:1px solid #8a7f75;border-radius:6px}

/* Aula */
.tr-aula-cab h1{font-size:24px;margin:4px 0 10px}.tr-progreso{display:flex;align-items:center;gap:12px;max-width:520px}.tr-progreso .tr-bar{flex:1}.tr-progreso span#trPct{font-weight:800;min-width:44px}
.tr-cert{margin:10px 0;padding:10px 14px;background:#e8f6ee;border:1px solid #9bd3b3;border-radius:8px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.tr-aula-cuerpo{display:grid;grid-template-columns:330px minmax(0,1fr);gap:20px;margin-top:16px;align-items:start}
.tr-menu{background:#fff;border:1px solid #e2dcd6;border-radius:10px;padding:10px;position:sticky;top:80px;max-height:calc(100vh - 100px);overflow:auto}.tr-menu-btn{display:none}
.tr-menu .tr-modulo{border:0;margin:0}.tr-item{display:flex;gap:8px;align-items:center;width:100%;text-align:left;background:none;border:0;padding:8px 6px;border-radius:6px;cursor:pointer;font:inherit;color:#2b2622}
.tr-item:hover:not(:disabled){background:#fff0e1}.tr-item.actual{background:#ffe4cc;font-weight:700}.tr-item.hecha .tr-estado{color:#1d8a52}.tr-item:disabled{color:#8a8077;cursor:not-allowed}.tr-estado{width:20px;text-align:center}
.tr-sesiones-caja{margin-top:14px;padding-top:10px;border-top:1px solid #eee7df}
.tr-principal{background:#fff;border:1px solid #e2dcd6;border-radius:10px;padding:24px;min-height:360px}.tr-principal:focus{outline:2px solid #1d4f8a;outline-offset:2px}
.tr-tipo{font-size:13px;color:#5f564d;margin-bottom:4px}.tr-unidad h2{font-size:24px;margin-bottom:14px}
.tr-lectura{max-width:78ch;line-height:1.7;font-size:16px}.tr-lectura h2,.tr-lectura h3,.tr-lectura h4{margin:22px 0 8px;line-height:1.3}.tr-lectura p{margin:0 0 14px}.tr-lectura ul,.tr-lectura ol{margin:0 0 14px 22px}.tr-lectura li{margin:4px 0}
.tr-lectura blockquote{border-left:4px solid #f1c9a3;background:#fff8f0;margin:14px 0;padding:10px 14px;border-radius:0 8px 8px 0}.tr-lectura code{background:#f3ede6;padding:1px 5px;border-radius:4px}.tr-lectura hr{border:0;border-top:1px solid #e2dcd6;margin:20px 0}
.tr-recursos{margin-top:22px;padding-top:14px;border-top:1px solid #eee7df}.tr-recursos ul{margin:6px 0 0 20px}
.tr-nav{display:flex;justify-content:space-between;gap:10px;margin-top:22px;flex-wrap:wrap}.tr-nav .btn{max-width:48%;white-space:normal;text-align:left}
.tr-quiz fieldset,.tr-q{border:1px solid #e2dcd6;border-radius:8px;padding:14px;margin-bottom:14px}.tr-quiz legend{font-weight:700;padding:0 6px}.tr-escenario{background:#f7f2ec;padding:8px 12px;border-radius:6px;margin:6px 0 10px;font-size:15px}
.tr-opcion{display:flex;gap:10px;align-items:flex-start;padding:9px 10px;border:1px solid #e9e3dc;border-radius:6px;margin:6px 0;cursor:pointer}.tr-opcion:hover{background:#fff8f0}.tr-opcion input{margin-top:4px}
.tr-resultado{border-radius:10px;padding:14px 16px;margin-bottom:14px}.tr-resultado.aprobado{background:#e8f6ee;border:1px solid #9bd3b3}.tr-resultado.reprobado{background:#fdecea;border:1px solid #f0a9a1}
.tr-detalle{list-style:none}.tr-detalle li{padding:10px 12px;border-radius:8px;margin-bottom:8px;display:flex;flex-direction:column;gap:3px;font-size:15px}.tr-detalle li.ok{background:#f1faf5}.tr-detalle li.mal{background:#fff5f4}.tr-detalle em{color:#4b423a}
.tr-par{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:12px;align-items:center;margin-bottom:10px}.tr-par label{font-weight:600}.tr-par select,.tr-tarea textarea,.tr-tarea input{width:100%;padding:10px;border:1px solid #8a7f75;border-radius:6px;font:inherit}
.tr-orden{list-style:decimal inside;margin:12px 0}.tr-orden li{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:8px 10px;border:1px solid #e2dcd6;border-radius:6px;margin-bottom:6px;background:#fff}.tr-mover{display:inline-flex;gap:6px}
.tr-tarea label{display:block;font-weight:700;margin:12px 0 6px}.tr-revision{background:#eef5ff;border:1px solid #b9d1f3;border-radius:8px;padding:12px 14px;margin:14px 0}
.tr-invitacion,.tr-verif-caja{max-width:640px;margin:30px auto;background:#fff;border:1px solid #e2dcd6;border-radius:14px;padding:30px;text-align:center}.tr-invitacion h1{font-size:24px;margin:6px 0}.tr-invitacion h2{font-size:20px;margin:10px 0 16px;color:#8a3b05}
.tr-verif-caja.ok{border-color:#9bd3b3}.tr-verif-caja.mal{border-color:#f0a9a1}.tr-verif-caja h1{font-size:28px;margin:6px 0}.tr-verif-caja h2{font-size:20px;margin:12px 0}

/* Editor */
.tr-tabs{display:flex;gap:4px;border-bottom:2px solid #e2dcd6;margin-bottom:16px;flex-wrap:wrap}.tr-tabs button{background:none;border:0;padding:10px 16px;font:inherit;font-weight:600;cursor:pointer;color:#5f564d;border-bottom:3px solid transparent;margin-bottom:-2px}.tr-tabs button.on{color:#8a3b05;border-bottom-color:#e85a0a}
.tr-fila{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;align-items:end}.tr-campo{margin-bottom:12px}.tr-campo label{display:block;font-weight:600;font-size:13px}.tr-campo input,.tr-campo textarea,.tr-campo select{width:100%;margin-top:5px;padding:10px;border:1px solid #8a7f75;border-radius:6px;font:inherit;background:#fff}
.tr-check{display:flex;gap:8px;align-items:center;font-weight:600;font-size:14px;margin:8px 0}.tr-check input{width:auto;margin:0}.tr-portada{display:block;max-width:360px;border-radius:8px;margin:6px 0}
.tr-guardar{display:flex;gap:12px;align-items:center;margin-top:16px;position:sticky;bottom:0;background:linear-gradient(transparent,#ebebeb 30%);padding:12px 0}
.tr-ed-cols{display:grid;grid-template-columns:360px minmax(0,1fr);gap:20px;align-items:start}.tr-ed-arbol{background:#fff;border:1px solid #e2dcd6;border-radius:10px;padding:12px;display:flex;flex-direction:column;gap:10px}
.tr-ed-mod{border-top:1px solid #eee7df;padding-top:8px}.tr-ed-mod ul{list-style:none;margin-left:10px}.tr-ed-fila{display:flex;align-items:center;gap:6px;justify-content:space-between;border-radius:6px}.tr-ed-fila.on{background:#ffe4cc}
.tr-ed-t{flex:1;min-width:0;text-align:left;background:none;border:0;padding:7px 6px;cursor:pointer;font:inherit;color:#2b2622;overflow:hidden;text-overflow:ellipsis}.tr-falta{color:#a14100;font-size:11px}
.tr-ed-fila .tr-mover button{padding:2px 6px;font-size:11px;min-height:0}.tr-ed-add{display:flex;gap:6px;margin:8px 0 4px}.tr-ed-add select{flex:1;padding:6px;border:1px solid #8a7f75;border-radius:6px}
.tr-ed-form{background:#fff;border:1px solid #e2dcd6;border-radius:10px;padding:20px;min-width:0}.tr-ed-form h2{font-size:20px;margin-bottom:12px}
.tr-op{display:flex;gap:8px;align-items:center;margin:6px 0;flex-wrap:wrap}.tr-op input[type=text],.tr-op input[type=url]{flex:1;min-width:150px;padding:9px;border:1px solid #8a7f75;border-radius:6px}
.tr-faq-ed{border:1px solid #e2dcd6;border-radius:8px;padding:10px;margin-bottom:10px}.tr-faq-ed label{display:block;font-weight:600;font-size:13px;margin-bottom:6px}.tr-faq-ed input,.tr-faq-ed textarea{width:100%;padding:9px;border:1px solid #8a7f75;border-radius:6px;margin-top:4px;font:inherit}
.tr-entrega{background:#fff;border:1px solid #e2dcd6;border-radius:10px;padding:16px;margin-bottom:14px}.tr-entrega header{margin-bottom:8px}

@media (max-width:900px){
  .tr-hero{grid-template-columns:1fr}.tr-buy{position:static}.tr-hero h1{font-size:27px}
  .tr-aula-cuerpo,.tr-ed-cols{grid-template-columns:1fr}.tr-menu{position:static;max-height:none}.tr-menu-btn{display:block;width:100%;padding:10px;font:inherit;font-weight:700;background:#fff0e1;border:1px solid #f1c9a3;border-radius:8px;cursor:pointer}
  .tr-menu-lista{display:none;margin-top:8px}.tr-menu-lista.abierto{display:block}.tr-principal{padding:16px}.tr-par{grid-template-columns:1fr}.tr-nav .btn{max-width:100%;width:100%}
}
@media (prefers-reduced-motion:reduce){.tr-bar>span{transition:none}}

.tr-pre{white-space:pre-wrap;background:#f7f2ec;padding:12px;border-radius:6px;font:13px/1.5 ui-monospace,Menlo,Consolas,monospace;margin:8px 0}
.tr-modulo>summary{text-align:left}.tr-modulo>summary>span{flex:1;text-align:left}
.tr-guardar-arriba{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding-bottom:8px;border-bottom:1px solid #eee7df}.tr-guardar-arriba .tr-aviso{margin:0;padding:4px 8px;font-size:12px}
.tr-video video{position:absolute;inset:0;width:100%;height:100%;background:#000}
.tr-resumen{margin:4px 0 0;font-size:.92rem}.tr-listo{display:flex;gap:12px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin-top:18px;padding:12px 16px;background:#e8f6ee;border:1px solid #9bd3b3;border-radius:10px;font-weight:700;color:#1d6b3f}.tr-listo .btn{white-space:normal;text-align:left}.tr-terminar{box-shadow:0 0 0 3px rgba(29,107,63,.25)}.tr-fin{padding:24px;border:1px solid #e3d9cc;border-radius:12px;background:#fff}.tr-fin.ok{background:#e8f6ee;border-color:#9bd3b3}.tr-fin h2{margin-top:0}.tr-fin-lista{list-style:none;padding:0;margin:12px 0 0;display:grid;gap:8px}.tr-fin-acc{display:flex;gap:10px;flex-wrap:wrap}@media(max-width:700px){.tr-listo .btn{width:100%}}
.tr-guia{margin:0 0 16px;padding:14px 16px;border:1px solid #e3d9cc;border-radius:12px;background:#fffaf4}.tr-guia-cab{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px}.tr-pasos{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:8px}.tr-pasos button{width:100%;display:flex;gap:10px;align-items:flex-start;text-align:left;padding:10px;border:1px solid #e3d9cc;border-radius:10px;background:#fff;cursor:pointer;font:inherit}.tr-pasos small{display:block;color:#5f564d}.tr-num{flex:none;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:#eee7df;font-weight:700}.tr-pasos li.ok button{border-color:#9bd3b3;background:#f1faf5}.tr-pasos li.ok .tr-num{background:#1d6b3f;color:#fff}.tr-pasos li.actual button{border-color:#fb6a14;box-shadow:0 0 0 2px rgba(251,106,20,.2)}.tr-pasos li.actual .tr-num{background:#fb6a14;color:#fff}
.tr-comp{margin:8px 0 0}.tr-compartir{padding:6px 14px;font-size:.92rem}

/* Visor de libro (unidad «Libro»). Prefijo .lb-. Lo arma libro-visor.js. Es una pieza oscura a propósito: las páginas del PDF son blancas y resaltan. */
.tr-libro-caja{margin:6px 0 14px}
.lb-montaje{display:block}.lb-cargando{padding:28px;text-align:center;color:#5f564d;background:#f3ede6;border-radius:12px}
.lb-error{padding:22px;text-align:center;background:#fff3d6;border:1px solid #e8c36a;color:#5b3b00;border-radius:12px}.lb-error p{margin:0 0 12px}
.lb{display:flex;flex-direction:column;background:#2b3140;border-radius:12px;overflow:hidden;outline-offset:2px;position:relative;color:#e6e8ec}
.lb:focus-visible{outline:3px solid #e8731a}
.lb.lb-completa{height:100vh;border-radius:0}
.lb-barra{display:flex;align-items:center;gap:2px;padding:6px 10px;background:#1f2430;flex-wrap:wrap}
.lb-espacio{flex:1}
.lb-btn{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:8px;border:0;background:transparent;color:#fff;cursor:pointer;padding:0}
.lb-btn:hover:not(:disabled){background:rgba(255,255,255,.14)}.lb-btn:focus-visible{outline:2px solid #fff;outline-offset:-2px}
.lb-btn:disabled{color:rgba(255,255,255,.35);cursor:default}.lb-btn.lb-on{background:rgba(255,255,255,.22)}
.lb-btn-chico{width:28px;height:28px}
.lb-form-ir{display:inline-flex;align-items:center;gap:6px;font-size:13px}
.lb-ir{width:52px;text-align:center;border-radius:6px;border:1px solid #4a5163;background:#2b3140;color:#fff;padding:4px 2px;font:inherit}
.lb-zoom{font-size:12px;min-width:38px;text-align:center}
.lb-cuerpo{display:flex;min-height:0;flex:1;position:relative}
.lb-zona{flex:1;min-width:0;height:min(72vh,860px);min-height:360px;overflow:hidden;display:flex;align-items:center;justify-content:center;touch-action:pan-y}
.lb-completa .lb-zona{height:100%;max-height:none}
.lb-zona.lb-zona-zoom{overflow:auto;align-items:flex-start;touch-action:auto}.lb-zona.lb-zona-zoom.lb-zona-ancha{justify-content:flex-start}
.lb-libro{position:relative;display:flex;perspective:2200px;flex-shrink:0}.lb-libro.lb-clicable{cursor:pointer}
.lb-pagina{background:#fff;position:relative;overflow:hidden}.lb-pagina img{width:100%;height:100%;display:block;user-select:none;-webkit-user-drag:none}
.lb-pagina-aviso{position:absolute;inset:0;display:grid;place-items:center;color:#8a93a6;font-size:13px}
.lb-lomo{position:absolute;top:0;bottom:0;left:50%;width:28px;margin-left:-14px;background:linear-gradient(90deg,transparent,rgba(0,0,0,.18) 50%,transparent);pointer-events:none}
/* El giro: una hoja de dos caras sobre el lomo. Con «reducir movimiento» el visor ni la crea (ver reducirMovimiento) y el CSS la apaga por si acaso. */
.lb-hoja{position:absolute;top:0;transform-origin:left center;transform-style:preserve-3d;box-shadow:0 0 18px rgba(0,0,0,.35)}
.lb-hoja-adelante{animation:lbHojaAdelante .52s cubic-bezier(.45,.05,.3,1) both}.lb-hoja-atras{animation:lbHojaAtras .52s cubic-bezier(.45,.05,.3,1) both}
.lb-cara{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;background:#fff}.lb-cara-dorso{transform:rotateY(180deg)}
.lb-pasa-adelante{animation:lbPasaAdelante .52s ease both}.lb-pasa-atras{animation:lbPasaAtras .52s ease both}
@keyframes lbHojaAdelante{from{transform:rotateY(0deg)}to{transform:rotateY(-180deg)}}
@keyframes lbHojaAtras{from{transform:rotateY(-180deg)}to{transform:rotateY(0deg)}}
@keyframes lbPasaAdelante{from{opacity:0;transform:translateX(28px)}to{opacity:1;transform:none}}
@keyframes lbPasaAtras{from{opacity:0;transform:translateX(-28px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.lb-hoja,.lb-pasa-adelante,.lb-pasa-atras{animation:none!important}}
.lb-panel{width:220px;flex-shrink:0;background:#262b38;overflow:auto;max-height:min(72vh,860px);padding:10px;color:#e6e8ec}.lb-panel[hidden]{display:none}
.lb-panel-cab{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-size:13px;font-weight:600}
.lb-miniaturas{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:8px}
.lb-mini{width:100%;padding:3px;border:2px solid transparent;border-radius:6px;background:transparent;color:#cbd0dc;cursor:pointer;font:inherit}.lb-mini span{font-size:11px}
.lb-mini.lb-mini-actual{border-color:#fa4e0b}.lb-mini:focus-visible{outline:2px solid #fff}
.lb-mini-marco{width:100%;background:#fff;border-radius:3px;overflow:hidden}.lb-mini-marco img{width:100%;height:100%;display:block}
.lb-buscar{width:100%;box-sizing:border-box;border-radius:6px;border:1px solid #4a5163;background:#2b3140;color:#fff;padding:6px 8px;margin-bottom:8px;font:inherit}
.lb-estado{font-size:12px;color:#aab1c3;margin:0 0 8px}
.lb-resultados{list-style:none;margin:0;padding:0;display:grid;gap:6px}
.lb-resultado{text-align:left;width:100%;border:1px solid #3a4153;background:transparent;color:#e6e8ec;border-radius:6px;padding:5px 7px;cursor:pointer;font:inherit;font-size:12px}
.lb-resultado strong{display:block;color:#fda16f}.lb-resultado mark{background:#fdc606;color:#1f2430}
.lb-pie{padding:6px 12px;background:#1f2430;color:#aab1c3;font-size:12px;text-align:center}
.lb-solo-lector{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
/* En una pantalla de teléfono el panel no le quita ancho a la página: se pone encima y se cierra al elegir una página. */
@media (max-width:640px){
  .lb-panel{position:absolute;left:0;right:0;top:0;width:auto;max-height:60%;z-index:5;box-shadow:0 8px 24px rgba(0,0,0,.45)}
  .lb-btn{width:40px;height:40px}.lb-pie{font-size:11px}
  .lb-zona{height:min(70vh,640px);min-height:320px}
}
/* Aula con un libro abierto: más ancho y con menos relleno, para que a partir de unos 1366 px de pantalla quepan dos páginas (el visor pide 900 px de zona). */
.tr-wrap.tr-libro-ancho{max-width:1560px}
.tr-libro-ancho .tr-principal{padding:14px}
/* Dentro de una ventana (vista previa, «ver cómo se verá» del editor) la zona de lectura es más baja para que el visor entero quepa sin desplazar la ventana. */
#modalBody .lb-zona{height:min(56vh,620px);min-height:300px}
#modalBody .lb-panel{max-height:min(56vh,620px)}
#modalBody .lb-completa .lb-zona{height:100%;max-height:none}
.tr-libro-ancho .tr-aula-cuerpo{grid-template-columns:260px minmax(0,1fr)}
@media (max-width:900px){.tr-libro-ancho .tr-aula-cuerpo{grid-template-columns:1fr}}
/* Teléfono: la barra queda en dos filas ordenadas (navegar arriba, zoom y herramientas abajo) en vez de partirse donde caiga. */
@media (max-width:640px){.lb-espacio{flex-basis:100%;height:0}.lb-barra{justify-content:center;row-gap:2px}}