/* ==========================================================================
   CASA DE LAS EXTENSIONES · ACADEMY — AULA VIRTUAL Y CARGA DE CLASES
   Solo presentación. Va después de premium.css.
   ========================================================================== */

/* ---------- Encabezado del aula ---------- */
.course-room{padding-top:0!important}
.back-courses{display:inline-flex;align-items:center;gap:8px;margin-bottom:18px!important;font-weight:600!important}
.room-heading{margin-bottom:26px!important;padding-bottom:22px;border-bottom:1px solid var(--hair)}
.room-heading .eyebrow{display:block;margin-bottom:6px}
.room-heading h2{font-size:clamp(26px,3.4vw,40px)!important;line-height:1.2;margin:8px 0 6px!important}
#roomSummary{margin:0;font-size:13px;letter-spacing:.06em;color:var(--muted)}

/* ---------- Estructura: video a la izquierda, lista a la derecha ---------- */
.room-grid{display:grid!important;grid-template-columns:minmax(0,1fr) 370px!important;gap:24px!important;align-items:start!important}
.room-main{overflow:hidden;background:var(--surface)!important;border:1px solid var(--hair-strong)!important;border-radius:22px!important;box-shadow:0 40px 80px -40px #000,0 0 0 1px rgba(255,255,255,.02) inset}

/* ---------- Reproductor ---------- */
.room-player{
  position:relative;aspect-ratio:16/9;background:#000;border-radius:0!important;overflow:hidden;scroll-margin-top:84px;
  background:radial-gradient(circle at 50% 45%,rgba(183,133,77,.22),transparent 55%),#070605;
}
/* mientras carga el video se ve la marca; cuando el video carga, lo tapa */
.room-player::before{content:"✦";position:absolute;inset:0;display:grid;place-items:center;font-size:44px;color:rgba(238,210,130,.55);animation:cdePulse 1.8s ease-in-out infinite}
.room-player iframe{position:absolute;inset:0;width:100%;height:100%;border:0;z-index:1;background:#000}
@keyframes cdePulse{50%{opacity:.25;transform:scale(.94)}}

/* ---------- Información de la clase ---------- */
.room-main .room-lesson-info,.course-room .room-main .room-lesson-info{
  border:0!important;border-radius:0!important;background:transparent!important;
  padding:clamp(22px,3.2vw,36px)!important;
}
#currentLessonNumber{display:inline-block;border:1px solid var(--hair-strong);border-radius:999px;padding:7px 15px;font-size:9.5px!important;letter-spacing:.26em!important}
#currentLessonNumber::before{display:none}
.room-lesson-info h3{font-size:clamp(22px,2.6vw,30px)!important;line-height:1.3;margin:16px 0 10px!important}
#currentLessonDescription{max-width:68ch;color:var(--text-soft)!important;font-size:15px!important;line-height:1.85!important;margin:0 0 6px}
#currentLessonDescription:empty{display:none}

/* botones de la clase */
.room-actions{display:flex!important;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:26px!important;padding-top:24px;border-top:1px solid var(--hair)}
.room-nav{display:flex;gap:10px;order:1}
.room-actions>#completeLesson{order:2}
.room-nav button{min-width:132px}
.room-nav button:disabled{opacity:.35;cursor:default;transform:none}
#completeLesson{padding:14px 26px!important}
#completeLesson.done{background:rgba(238,210,130,.08)!important;color:var(--gold)!important;border:1px solid var(--gold)!important;box-shadow:none!important;text-transform:none;letter-spacing:.04em!important;font-size:13px!important}

/* ---------- Apuntes ---------- */
.cde-notes{margin-top:26px;padding:20px 22px;border:1px solid var(--hair);border-radius:18px;background:rgba(255,255,255,.02)}
.cde-notes-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px}
.cde-notes .eyebrow::before{display:none}
.cde-notes-status{font-size:11px;color:var(--muted);letter-spacing:.04em}
.cde-notes textarea{width:100%;resize:vertical;min-height:92px;font-size:14.5px;line-height:1.7}

/* ---------- Lista de clases ---------- */
.room-list-panel{
  position:sticky;top:92px;max-height:calc(100vh - 112px);overflow:auto;padding:22px!important;
  background:var(--surface)!important;border:1px solid var(--hair)!important;border-radius:22px!important;scrollbar-width:thin;
}
.room-list-header{align-items:baseline!important;gap:12px}
.room-list-header strong{font-family:'Cinzel',serif;font-weight:500;font-size:17px;letter-spacing:.04em}
.room-list-header span{font-size:11.5px!important;letter-spacing:.06em;color:var(--gold)!important}
.room-list-panel .progress-track{margin:14px 0 18px!important}
.room-lesson-list{gap:6px!important}
.room-lesson{
  position:relative;display:grid!important;grid-template-columns:auto 1fr;grid-template-areas:"num name" "num state";column-gap:14px;row-gap:2px;align-items:center;
  padding:12px 14px 12px 12px!important;text-align:left;
}
.room-lesson .lesson-num{grid-area:num;width:38px!important;height:38px!important;font-size:12px;transition:background .3s,color .3s,border-color .3s}
.room-lesson .lesson-name{grid-area:name;font-size:14px!important;line-height:1.4!important;color:#ece5d6}
.room-lesson .lesson-state{grid-area:state;display:flex;align-items:center;gap:8px;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);min-height:0}
.room-lesson .lesson-state:empty{display:none}
.room-lesson.is-done .lesson-num{background:linear-gradient(120deg,#b7854d,#eed282)!important;color:#17110a!important;border-color:transparent!important;font-weight:700}
.room-lesson.is-done .lesson-state{color:var(--gold-deep)}
.room-lesson.selected{background:linear-gradient(135deg,rgba(183,133,77,.18),rgba(238,210,130,.05))!important;border-color:var(--hair-strong)!important}
.room-lesson.selected .lesson-name{color:#fff}
.room-lesson.selected .lesson-state{color:var(--gold)}
.room-lesson.selected:not(.is-done) .lesson-num{border-color:var(--gold)!important;box-shadow:0 0 0 4px rgba(238,210,130,.10)}
/* ecualizador "en reproducción" */
.eq{display:inline-flex;align-items:flex-end;gap:2px;height:11px}
.eq b{display:block;width:2px;background:var(--gold);border-radius:2px;animation:cdeEq 1s ease-in-out infinite}
.eq b:nth-child(1){height:5px}.eq b:nth-child(2){height:11px;animation-delay:.2s}.eq b:nth-child(3){height:7px;animation-delay:.4s}
@keyframes cdeEq{50%{transform:scaleY(.45)}}
.eq b{transform-origin:bottom}

/* ---------- Mensaje sin clases ---------- */
#emptyLessons{text-align:center;padding:60px 20px;border:1px dashed var(--hair-strong);border-radius:var(--radius);letter-spacing:.04em}

/* ---------- Tablet y móvil ---------- */
@media(max-width:1020px){
  .room-grid{grid-template-columns:minmax(0,1fr)!important}
  .room-list-panel{position:static;max-height:none}
}
@media(max-width:700px){
  .room-heading{margin-bottom:18px!important;padding-bottom:16px}
  .room-grid{gap:16px!important}
  .room-main{border-radius:18px!important}
  .room-main .room-lesson-info,.course-room .room-main .room-lesson-info{padding:20px 18px 22px!important}
  .room-actions{flex-direction:column;align-items:stretch}
  .room-actions>#completeLesson{order:1;width:100%}
  .room-nav{order:2;width:100%}
  .room-nav button{flex:1;min-width:0}
  .room-list-panel{padding:18px!important;border-radius:18px!important}
  .cde-notes{padding:16px}
}

/* ==========================================================================
   CARGA DE CLASES · PANEL ADMINISTRADORA
   ========================================================================== */
.cde-admintip{display:grid;gap:4px;margin:6px 0 18px;padding:16px 20px;border:1px solid var(--hair-strong);border-left:3px solid var(--gold-deep);border-radius:0 14px 14px 0;background:rgba(238,210,130,.045);font-size:13px;line-height:1.65;color:var(--text-soft)}
.cde-admintip strong{color:var(--gold);font-size:10px;letter-spacing:.28em;text-transform:uppercase}

/* lista agrupada */
#adminList{gap:10px!important}
.cde-group{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin:20px 2px 4px;padding-bottom:10px;border-bottom:1px solid var(--hair)}
.cde-group:first-child{margin-top:6px}
.cde-group strong{font-family:'Cinzel',serif;font-weight:500;font-size:17px;letter-spacing:.04em;color:var(--gold)}
.cde-group small{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.admin-item{padding:16px 18px!important;gap:16px!important}
.admin-item h3{font-family:'DM Sans',sans-serif!important;font-weight:600!important;font-size:15px!important;color:#fff}
.admin-item p{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:8px 0 0!important}
.cde-chip{display:inline-block;padding:4px 11px;border-radius:999px;font-size:10px;letter-spacing:.14em;text-transform:uppercase;font-weight:600;border:1px solid var(--hair-strong);color:var(--gold)}
.cde-chip.bad{border-color:rgba(233,168,158,.5);color:#e9a89e}
.cde-url{font-size:12px;color:var(--muted);overflow-wrap:anywhere}
.hidden-label{display:inline-block;margin-top:8px;padding:4px 11px;border:1px solid rgba(233,168,158,.45);border-radius:999px;font-size:10px!important;letter-spacing:.14em;text-transform:uppercase;color:#e9a89e!important}
.admin-item .actions button{border-radius:999px!important;padding:8px 15px!important}

/* editor de clase */
#editor{width:min(94vw,640px)!important;max-height:92vh;padding:clamp(22px,4vw,34px)!important}
#editor .dialog-head h2{font-size:22px;letter-spacing:.04em}
#editor .dialog-head button{width:38px;height:38px;padding:0!important;border-radius:50%!important}
#editor label{margin:16px 0}
#editor textarea{resize:vertical;line-height:1.6}
.cde-linkbox{margin:-4px 0 12px}
.cde-linkstate{min-height:20px;font-size:12.5px;letter-spacing:.02em;line-height:1.5}
.cde-linkstate.ok{color:#a9dfbd}.cde-linkstate.bad{color:#f0b9b9}
.cde-linkactions{margin:8px 0 0}
.cde-linkactions .cde-test{border-radius:999px!important;padding:9px 18px!important;font-size:12px!important}
.cde-preview{margin-top:12px}
.cde-preview-frame{position:relative;aspect-ratio:16/9;background:#000;border:1px solid var(--hair-strong);border-radius:14px;overflow:hidden}
.cde-preview-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.cde-help{margin:14px 0 4px;border:1px solid var(--hair);border-radius:14px;padding:12px 16px;background:rgba(255,255,255,.02);font-size:13px;line-height:1.7;color:var(--text-soft)}
.cde-help summary{cursor:pointer;color:var(--gold);font-weight:600;letter-spacing:.02em}
.cde-help div{margin-top:10px}
.cde-help strong{display:block;margin:12px 0 2px;color:#fff;font-size:12px;letter-spacing:.12em;text-transform:uppercase}
.cde-help ol{margin:4px 0 0;padding-left:20px}
.cde-help p{margin:2px 0 0}
#editor .dialog-actions{margin-top:22px;padding-top:20px;border-top:1px solid var(--hair)}
#editor .dialog-actions button{min-width:130px}
@media(max-width:560px){#editor .dialog-actions{flex-direction:column-reverse}#editor .dialog-actions button{width:100%}}

@media(prefers-reduced-motion:reduce){.room-player::before,.eq b{animation:none!important}}

/* ---------- Modo aula: con un curso abierto solo se ve el aula ---------- */
#appShell.cde-in-room #homeHero,
#appShell.cde-in-room .lash-featured-heading,
#appShell.cde-in-room #featuredVideoCourse,
#appShell.cde-in-room #lashIntro,
#appShell.cde-in-room .lash-learning-heading,
#appShell.cde-in-room #studentView>.section-head,
#appShell.cde-in-room #cdeContinue,
#appShell.cde-in-room #cdeCatEmpty{display:none!important}
#appShell.cde-in-room .shell main{padding-top:10px!important}

/* ---------- Ajustes del editor y del panel ---------- */
.cde-preview-frame{max-width:460px}
.toolbar .upload,label.upload{display:inline-flex;align-items:center;margin:0!important;padding:11px 22px!important;border:1px solid var(--hair-strong)!important;border-radius:999px!important;background:transparent!important;color:var(--text)!important;font-weight:500;letter-spacing:.02em;font-size:15px;cursor:pointer;transition:background .3s,border-color .3s}
.toolbar .upload:hover{border-color:var(--gold)!important;background:rgba(238,210,130,.07)!important}