/* EduFlow Ruta — reproductor del alumno
   Usa los tokens del tema (--ef-*) con valores de respaldo. */
.efr{
  --r-primary:var(--ef-primary,#2563eb);--r-primary-d:var(--ef-primary-dark,#1d4ed8);--r-primary-l:var(--ef-primary-light,#dbeafe);
  --r-navy:#0b3156;--r-navy-d:#071d33;--r-accent:var(--ef-accent,#f59e0b);--r-success:var(--ef-success,#10b981);--r-error:var(--ef-error,#ef4444);
  --r-text:var(--ef-text,#1e293b);--r-muted:var(--ef-text-muted,#64748b);--r-light:var(--ef-text-light,#94a3b8);
  --r-border:var(--ef-border,#e2e8f0);--r-soft:#f1f5f9;--r-bg:var(--ef-bg,#f0f4f8);--r-card:#fff;
  --r-font:var(--ef-font,'Plus Jakarta Sans',sans-serif);--r-body:var(--ef-font-body,'Inter',sans-serif);
  --r-top:calc(var(--ef-navbar-h,100px) + 16px);
  max-width:1440px;margin:0 auto;padding:18px 20px 48px;font-family:var(--r-body);color:var(--r-text);box-sizing:border-box;
}
.efr *,.efr *::before,.efr *::after{box-sizing:border-box}
body.ef-ruta-page{background:var(--ef-bg,#f0f4f8)}
.efr-ico{flex:none;vertical-align:middle}
.efr a{color:inherit}

/* ── Barra superior ── */
.efr-top{display:flex;align-items:center;gap:16px;background:var(--r-card);border:1px solid var(--r-border);border-radius:14px;padding:12px 18px;margin-bottom:16px}
.efr-back{display:inline-flex;align-items:center;gap:4px;text-decoration:none;font-size:13px;font-weight:600;color:var(--r-muted)!important;white-space:nowrap}
.efr-back:hover{color:var(--r-primary)!important}
.efr-top-title{flex:1;min-width:0;font-family:var(--r-font);font-weight:700;font-size:15px;color:var(--r-navy);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding-left:14px;border-left:1px solid var(--r-border)}
.efr-top-progress{display:flex;align-items:center;gap:12px;min-width:230px}
.efr-top-pct{font-size:12.5px;color:var(--r-muted);white-space:nowrap}
.efr-top-pct b{color:var(--r-text);font-weight:700}
.efr-bar{flex:1;height:7px;background:var(--r-soft);border-radius:99px;overflow:hidden;min-width:90px}
.efr-bar span{display:block;height:100%;background:var(--r-success);border-radius:99px;transition:width .5s cubic-bezier(.4,0,.2,1)}
.efr-btn-icon{display:none;border:1px solid var(--r-border);background:#fff;border-radius:10px;width:38px;height:38px;align-items:center;justify-content:center;cursor:pointer;color:var(--r-navy)}
.efr-banner{display:flex;align-items:center;gap:10px;background:#fffbeb;border:1px solid #fde68a;color:#92400e;border-radius:12px;padding:10px 16px;margin-bottom:16px;font-size:13px}
.efr-banner a{margin-left:auto;font-weight:700;color:#92400e;white-space:nowrap}

/* ── Cuerpo ── */
.efr-body{display:grid;grid-template-columns:320px minmax(0,1fr);gap:18px;align-items:start}

/* ── Barra lateral ── */
.efr-side{position:sticky;top:var(--r-top);max-height:calc(100vh - var(--r-top) - 16px);overflow:auto;background:var(--r-card);border:1px solid var(--r-border);border-radius:14px;padding:8px 0 10px;scrollbar-width:thin}
.efr-side-head{display:flex;justify-content:space-between;align-items:center;padding:10px 18px 12px;font-family:var(--r-font);font-weight:700;font-size:14px;color:var(--r-navy);border-bottom:1px solid var(--r-border)}
.efr-side-head b{font-size:12px;color:var(--r-muted);font-weight:600;background:var(--r-soft);border-radius:99px;padding:3px 10px}
.efr-ch{padding:6px 0 2px}
.efr-ch-title{display:flex;justify-content:space-between;align-items:baseline;gap:8px;margin:8px 18px 6px;font-family:var(--r-font);font-size:11.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--r-light)}
.efr-ch-title small{font-size:11px;letter-spacing:0;font-weight:600}
.efr-units{list-style:none;margin:0;padding:0 8px}
.efr-unit a{display:flex;align-items:center;gap:11px;padding:9px 10px;border-radius:10px;text-decoration:none;position:relative}
.efr-unit a:hover{background:var(--r-soft)}
.efr-unit.is-current a{background:var(--r-primary-l)}
.efr-unit.is-current a::before{content:"";position:absolute;left:-8px;top:8px;bottom:8px;width:3px;border-radius:0 3px 3px 0;background:var(--r-primary)}
.efr-unit-ico{flex:none;width:32px;height:32px;border-radius:9px;display:flex;align-items:center;justify-content:center;background:var(--r-soft);color:var(--r-navy)}
.efr-unit.is-current .efr-unit-ico{background:var(--r-primary);color:#fff}
.efr-st-done .efr-unit-ico{background:#d1fae5;color:#065f46}
.efr-st-locked .efr-unit-ico{color:var(--r-light)}
.efr-unit-txt{flex:1;min-width:0;display:flex;flex-direction:column;gap:1px}
.efr-unit-name{font-size:13.5px;font-weight:600;line-height:1.3;color:var(--r-text);overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.efr-st-locked .efr-unit-name{color:var(--r-muted)}
.efr-unit-meta{font-size:11.5px;color:var(--r-muted)}
.efr-unit-st{flex:none;display:flex;width:20px;justify-content:center}
.efr-ok{color:var(--r-success)}
.efr-lock{color:var(--r-light)}
.efr-dot{width:14px;height:14px;border:2px solid var(--r-border);border-radius:50%}
.efr-st-progress .efr-dot{border-color:var(--r-accent);border-right-color:transparent;transform:rotate(45deg)}
.efr-cert{display:flex;align-items:center;gap:11px;margin:10px 16px 2px;padding:12px;border:1px dashed var(--r-border);border-radius:12px}
.efr-cert .efr-unit-ico{background:#fef3c7;color:#92400e}
.efr-cert.is-ready{border-style:solid;border-color:#fcd34d;background:#fffbeb}
.efr-cert-link{font-size:12px;font-weight:700;color:var(--r-primary)!important;text-decoration:none}

/* ── Panel principal ── */
.efr-main{min-width:0;background:var(--r-card);border:1px solid var(--r-border);border-radius:16px;padding:26px 30px 0;min-height:60vh;display:flex;flex-direction:column}
.efr-chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}
.efr-chip{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;color:var(--r-muted);background:var(--r-soft);border-radius:99px;padding:4px 11px}
.efr-chip-type{color:var(--r-navy);background:#e8eff8}
.efr-chip-accent{background:#fef3c7;color:#92400e}
.efr-title{font-family:var(--r-font);font-size:clamp(22px,2.4vw,28px);line-height:1.25;font-weight:800;color:var(--r-navy-d);margin:0 0 20px;letter-spacing:-.01em}
.efr-stage{flex:1}
.efr-prose{font-size:15.5px;line-height:1.75;color:#334155;max-width:820px}
.efr-prose h2,.efr-prose h3{font-family:var(--r-font);color:var(--r-navy)}
.efr-prose img{max-width:100%;height:auto;border-radius:10px}
.efr-prose-after{margin-top:24px}
.efr-sec-title{font-family:var(--r-font);color:var(--r-navy);font-size:17px;margin:22px 0 10px}
.efr-empty,.efr-loading{color:var(--r-muted);background:var(--r-soft);border-radius:12px;padding:28px;text-align:center}
.efr-small{font-size:12.5px;color:var(--r-muted);margin-top:8px}
.efr-html-frame,.efr-embed-frame{width:100%;border:1px solid var(--r-border);border-radius:14px;display:block;background:#fff}
.efr-resources{margin-top:24px;padding-top:18px;border-top:1px solid var(--r-border)}
.efr-resources h3{font-size:13px;text-transform:uppercase;letter-spacing:.04em;color:var(--r-light);margin:0 0 10px}
.efr-resources a{display:inline-flex;align-items:center;gap:6px;margin:0 8px 8px 0;padding:7px 12px;border:1px solid var(--r-border);border-radius:9px;font-size:13px;font-weight:600;text-decoration:none;color:var(--r-navy)}
.efr-resources a:hover{border-color:var(--r-primary);color:var(--r-primary)}

/* ── Pie de navegación ── */
.efr-foot{position:sticky;bottom:0;display:flex;align-items:center;justify-content:space-between;gap:14px;margin:28px -30px 0;padding:14px 30px;background:rgba(255,255,255,.96);border-top:1px solid var(--r-border);border-radius:0 0 16px 16px;backdrop-filter:blur(4px)}
.efr-status{flex:1;text-align:center;margin:0;font-size:13px;color:var(--r-muted);display:flex;align-items:center;justify-content:center;gap:6px}
.efr-status.is-done{color:#047857;font-weight:600}
.efr-status.is-error{color:var(--r-error);cursor:pointer}
.efr-btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:11px 20px;border-radius:10px;font-size:14px;font-weight:700;font-family:var(--r-font);text-decoration:none;border:1px solid transparent;cursor:pointer;transition:background .15s,border-color .15s,opacity .15s;white-space:nowrap;line-height:1.2}
.efr-btn-primary{background:var(--r-primary);color:#fff!important}
.efr-btn-primary:hover{background:var(--r-primary-d)}
.efr-btn-primary[aria-disabled="true"]{background:#cbd5e1;cursor:not-allowed;pointer-events:none}
.efr-btn-ghost{background:#fff;border-color:var(--r-border);color:var(--r-navy)!important}
.efr-btn-ghost:hover{border-color:var(--r-primary);color:var(--r-primary)!important}
.efr-btn-success{background:var(--r-success);color:#fff!important}
.efr-btn:disabled{opacity:.55;cursor:not-allowed}

/* ── Bloqueos ── */
.efr-locked{text-align:center;padding:56px 20px;color:var(--r-muted)}
.efr-locked>.efr-ico{color:var(--r-light);margin-bottom:10px}
.efr-locked h2{font-family:var(--r-font);color:var(--r-navy);font-size:21px;margin:8px 0}
.efr-locked p{margin:0 0 18px}
.efr-locked ul{list-style:none;padding:0}
.efr-locked li a{color:var(--r-primary);font-weight:600}

/* ── Video ── */
.efr-video{position:relative;aspect-ratio:16/9;background:#0b1220;border-radius:14px;overflow:hidden}
.efr-video video,.efr-video iframe,.efr-video>div{position:absolute;inset:0;width:100%!important;height:100%!important;border:0}
.efr-vmeter-note{margin-left:auto;font-size:12px;color:var(--r-light)}
.efr-vmeter{display:flex;align-items:center;gap:10px;margin-top:10px;font-size:12.5px;color:var(--r-muted)}
.efr-vmeter .efr-bar{max-width:260px}
.efr-vmeter .efr-bar span{background:var(--r-primary)}

/* ── Preguntas sobre el video ── */
.efr-vq-overlay{position:absolute;inset:0;background:rgba(7,29,51,.88);display:flex;align-items:center;justify-content:center;padding:20px;z-index:3}
.efr-vq-card{background:#fff;border-radius:14px;max-width:560px;width:100%;padding:22px;max-height:100%;overflow:auto}
.efr-vq-card h3{font-family:var(--r-font);font-size:17px;color:var(--r-navy);margin:4px 0 14px}
.efr-vq-time{font-size:12px;font-weight:700;color:var(--r-accent)}
.efr-vq-marks{position:relative;height:6px;background:var(--r-soft);border-radius:99px;margin-top:12px}
.efr-vq-marks i{position:absolute;top:-3px;width:12px;height:12px;border-radius:50%;background:var(--r-accent);border:2px solid #fff;transform:translateX(-6px)}
.efr-vq-marks i.ok{background:var(--r-success)}
.efr-vq-marks i.bad{background:var(--r-error)}

/* ── Opciones (quiz / video / encuesta) ── */
.efr-opts{display:flex;flex-direction:column;gap:8px;margin:0 0 14px}
.efr-opt{display:flex;align-items:flex-start;gap:12px;padding:12px 14px;border:1.5px solid var(--r-border);border-radius:11px;cursor:pointer;font-size:14.5px;line-height:1.45;background:#fff;transition:border-color .15s,background .15s}
.efr-opt:hover{border-color:#93c5fd}
.efr-opt input{margin-top:3px;accent-color:var(--r-primary);flex:none}
.efr-opt.is-checked{border-color:var(--r-primary);background:#eff6ff}
.efr-opt.is-right{border-color:var(--r-success);background:#ecfdf5}
.efr-opt.is-wrong{border-color:var(--r-error);background:#fef2f2}
.efr-feedback{border-radius:10px;padding:10px 14px;font-size:13.5px;margin-bottom:12px}
.efr-feedback.ok{background:#ecfdf5;color:#065f46}
.efr-feedback.bad{background:#fef2f2;color:#991b1b}
.efr-err{color:var(--r-error);font-size:13px;margin:6px 0 0;min-height:1em}

/* ── Quiz ── */
.efr-quiz{max-width:760px}
.efr-quiz-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;font-size:13px;color:var(--r-muted)}
.efr-steps{display:flex;gap:5px;flex-wrap:wrap}
.efr-steps span{width:26px;height:6px;border-radius:99px;background:var(--r-border)}
.efr-steps span.is-on{background:var(--r-primary)}
.efr-steps span.is-ans{background:#93c5fd}
.efr-q-num{font-size:12px;font-weight:700;color:var(--r-primary);letter-spacing:.03em;text-transform:uppercase}
.efr-q-text{font-family:var(--r-font);font-size:19px;line-height:1.4;color:var(--r-navy-d);margin:6px 0 16px;font-weight:700}
.efr-q-help{font-size:12.5px;color:var(--r-muted);margin:-8px 0 12px}
.efr-q-nav{display:flex;justify-content:space-between;gap:10px}
.efr-result{text-align:center;padding:26px 18px;border:1px solid var(--r-border);border-radius:16px;margin-bottom:18px}
.efr-ring{--p:0;width:118px;height:118px;border-radius:50%;margin:0 auto 12px;display:grid;place-items:center;background:conic-gradient(var(--c,var(--r-success)) calc(var(--p)*1%),var(--r-soft) 0)}
.efr-ring b{width:94px;height:94px;border-radius:50%;background:#fff;display:grid;place-items:center;font-family:var(--r-font);font-size:26px;color:var(--r-navy-d)}
.efr-result h3{font-family:var(--r-font);font-size:19px;color:var(--r-navy);margin:4px 0}
.efr-result p{color:var(--r-muted);margin:4px 0 14px;font-size:14px}
.efr-review{display:flex;flex-direction:column;gap:12px;text-align:left}
.efr-review-q{border:1px solid var(--r-border);border-radius:12px;padding:14px}
.efr-review-q h4{margin:0 0 8px;font-size:14.5px;color:var(--r-navy)}
.efr-review-q .efr-opt{cursor:default;padding:8px 12px;font-size:13.5px}

/* ── Flashcards ── */
.efr-fc{max-width:680px;margin:0 auto;text-align:center}
.efr-fc-count{font-size:12.5px;color:var(--r-muted);margin-bottom:10px}
.efr-card{perspective:1400px;height:300px;cursor:pointer;margin-bottom:14px;outline:none}
.efr-card-in{position:relative;width:100%;height:100%;transition:transform .55s cubic-bezier(.4,0,.2,1);transform-style:preserve-3d}
.efr-card.is-flipped .efr-card-in{transform:rotateY(180deg)}
.efr-card-face{position:absolute;inset:0;backface-visibility:hidden;border-radius:18px;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:28px;font-family:var(--r-font);font-size:21px;line-height:1.4;font-weight:700}
.efr-card-front{background:var(--r-navy);color:#fff;box-shadow:inset 0 -6px 0 rgba(0,0,0,.18)}
.efr-card-back{background:#fff;border:2px solid var(--r-primary);color:var(--r-navy-d);transform:rotateY(180deg);font-size:18px;font-weight:600}
.efr-card-face small{display:block;margin-top:16px;font-family:var(--r-body);font-size:12px;font-weight:500;opacity:.7}
.efr-card:focus-visible .efr-card-in{outline:3px solid #93c5fd;outline-offset:4px;border-radius:18px}
.efr-fc-nav{display:flex;justify-content:center;align-items:center;gap:10px}
.efr-fc-dots{display:flex;justify-content:center;gap:6px;margin-top:14px;flex-wrap:wrap}
.efr-fc-dots button{width:10px;height:10px;border-radius:50%;border:0;padding:0;background:var(--r-border);cursor:pointer}
.efr-fc-dots button.is-seen{background:var(--r-success)}
.efr-fc-dots button.is-on{outline:2px solid var(--r-primary);outline-offset:2px}

/* ── Arrastrar y soltar ── */
.efr-dd-prompt{font-size:15px;color:#334155;margin:0 0 14px}
.efr-dd-pool{display:flex;flex-wrap:wrap;gap:8px;min-height:58px;padding:12px;border:2px dashed var(--r-border);border-radius:14px;margin-bottom:14px;background:#fafcff}
.efr-dd-cats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.efr-dd-cat{border:2px solid var(--r-border);border-radius:14px;min-height:150px;display:flex;flex-direction:column;transition:border-color .15s,background .15s}
.efr-dd-cat h4{margin:0;padding:10px 14px;font-family:var(--r-font);font-size:14px;color:var(--r-navy);background:var(--r-soft);border-radius:12px 12px 0 0}
.efr-dd-drop{flex:1;display:flex;flex-wrap:wrap;align-content:flex-start;gap:8px;padding:10px}
.efr-dd-cat.is-over,.efr-dd-cat.is-target{border-color:var(--r-primary);background:#eff6ff}
.efr-dd-item{padding:9px 13px;background:#fff;border:1.5px solid #cbd5e1;border-radius:10px;font-size:13.5px;font-weight:600;color:var(--r-navy);cursor:grab;user-select:none;touch-action:none}
.efr-dd-item.is-picked{border-color:var(--r-primary);background:var(--r-primary-l)}
.efr-dd-item.is-right{border-color:var(--r-success);background:#ecfdf5}
.efr-dd-item.is-wrong{border-color:var(--r-error);background:#fef2f2}
.efr-dd-item.is-dragging{opacity:.4}
.efr-dd-actions{display:flex;gap:10px;align-items:center;margin-top:14px;flex-wrap:wrap}
.efr-dd-help{font-size:12.5px;color:var(--r-muted)}

/* ── Tarea y encuesta ── */
.efr-task-box,.efr-survey{max-width:760px}
.efr-task-ins{background:#f8fafc;border-left:4px solid var(--r-navy);border-radius:0;padding:14px 18px;margin-bottom:18px;font-size:14.5px;line-height:1.7}
.efr-field{margin-bottom:14px}
.efr-field label{display:block;font-weight:700;font-size:13.5px;color:var(--r-navy);margin-bottom:6px}
.efr-field textarea{width:100%;min-height:130px;border:1.5px solid var(--r-border);border-radius:11px;padding:12px;font:inherit;font-size:14px;resize:vertical}
.efr-field textarea:focus{outline:none;border-color:var(--r-primary)}
.efr-file{display:flex;align-items:center;gap:12px;padding:14px;border:2px dashed var(--r-border);border-radius:12px;font-size:13.5px;color:var(--r-muted)}
.efr-badge{display:inline-flex;align-items:center;gap:6px;border-radius:99px;padding:4px 12px;font-size:12.5px;font-weight:700}
.efr-badge.submitted{background:#fef3c7;color:#92400e}
.efr-badge.approved{background:#d1fae5;color:#065f46}
.efr-badge.rejected{background:#fee2e2;color:#991b1b}
.efr-sub-card{border:1px solid var(--r-border);border-radius:12px;padding:14px 16px;margin-bottom:16px;font-size:14px}
.efr-sub-card p{margin:6px 0}
.efr-scale{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:6px}
.efr-scale label{width:48px;height:48px;border:1.5px solid var(--r-border);border-radius:12px;display:grid;place-items:center;font-weight:700;cursor:pointer;font-family:var(--r-font);font-size:16px;color:var(--r-navy)}
.efr-scale input{position:absolute;opacity:0;pointer-events:none}
.efr-scale label.is-checked{background:var(--r-primary);border-color:var(--r-primary);color:#fff}
.efr-scale-legend{display:flex;justify-content:space-between;max-width:272px;font-size:11.5px;color:var(--r-muted)}
.efr-thanks{text-align:center;padding:34px 18px;color:var(--r-muted)}
.efr-thanks .efr-ico{color:var(--r-success)}
.efr-thanks h3{font-family:var(--r-font);color:var(--r-navy);margin:8px 0 4px}

/* ── Tiempo mínimo ── */
.efr-timer{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--r-muted);background:var(--r-soft);border-radius:99px;padding:4px 12px;margin-bottom:12px}

/* ── Fin del curso ── */
.efr-finish{position:fixed;inset:0;background:rgba(7,29,51,.6);display:flex;align-items:center;justify-content:center;z-index:99999;padding:20px}
.efr-finish[hidden]{display:none}
.efr-finish-card{background:#fff;border-radius:20px;padding:36px 30px;max-width:440px;width:100%;text-align:center;animation:efr-pop .35s cubic-bezier(.2,.9,.3,1.3)}
.efr-finish-ico{width:84px;height:84px;margin:0 auto 12px;border-radius:50%;background:#fef3c7;color:#b45309;display:grid;place-items:center}
.efr-finish-card h2{font-family:var(--r-font);font-size:24px;color:var(--r-navy-d);margin:0 0 6px}
.efr-finish-card p{color:var(--r-muted);margin:0 0 20px}
.efr-finish-actions{display:flex;flex-direction:column;gap:8px}
@keyframes efr-pop{from{transform:scale(.85);opacity:0}to{transform:scale(1);opacity:1}}

/* ── Página del curso (temario) ── */
.efr-outline-page{font-family:var(--ef-font-body,'Inter',sans-serif)}
.efr-op-progress{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;padding:12px 16px;margin-bottom:12px;font-size:13.5px;color:#475569}
.efr-op-progress .efr-bar{margin-top:8px;height:7px;background:#e2e8f0;border-radius:99px;overflow:hidden}
.efr-op-progress .efr-bar span{display:block;height:100%;background:#10b981}
.efr-op-ch{border:1px solid #e2e8f0;border-radius:12px;margin-bottom:10px;background:#fff;overflow:hidden}
.efr-op-ch summary{display:flex;align-items:center;gap:12px;padding:14px 16px;cursor:pointer;list-style:none;font-weight:700;color:#0b3156}
.efr-op-ch summary::-webkit-details-marker{display:none}
.efr-op-ch[open] summary{border-bottom:1px solid #e2e8f0;background:#f8fafc}
.efr-op-num{width:28px;height:28px;border-radius:8px;background:#0b3156;color:#fff;display:grid;place-items:center;font-size:13px;flex:none}
.efr-op-title{flex:1}
.efr-op-count{font-size:12px;color:#64748b;font-weight:500}
.efr-op-drip{display:inline-flex;align-items:center;gap:4px;font-size:11.5px;color:#92400e;background:#fef3c7;border-radius:99px;padding:3px 9px;font-weight:600}
.efr-op-ch ol{list-style:none;margin:0;padding:6px 10px}
.efr-op-ch li{display:flex;align-items:center;gap:10px;padding:8px 6px;border-radius:8px;font-size:14px}
.efr-op-ch li .efr-unit-ico{width:28px;height:28px;border-radius:8px;background:#f1f5f9;color:#0b3156;display:flex;align-items:center;justify-content:center}
.efr-op-ch li a,.efr-op-ch li>span:not(.efr-unit-ico){flex:1;color:#1e293b;text-decoration:none;font-weight:500}
.efr-op-ch li a:hover{color:#2563eb}
.efr-op-ch li small{font-size:12px;color:#94a3b8}
.efr-op-free{font-style:normal;font-size:11px;background:#dbeafe;color:#2563eb;border-radius:8px;padding:2px 7px;font-weight:600}
.efr-op-ch li.efr-st-done .efr-unit-ico{background:#d1fae5;color:#065f46}

/* ── Responsive ── */
@media (max-width:1024px){
  .efr-body{grid-template-columns:minmax(0,1fr)}
  .efr-side{position:static;max-height:none;display:none}
  .efr-side.is-open{display:block}
  .efr-btn-icon{display:inline-flex}
  .efr-top{flex-wrap:wrap}
  .efr-top-title{border-left:0;padding-left:0;order:3;flex-basis:100%}
  .efr-top-progress{margin-left:auto;min-width:0}
}
@media (max-width:640px){
  .efr{padding:10px 10px 30px}
  .efr-main{padding:18px 16px 0}
  .efr-foot{margin:22px -16px 0;padding:12px 16px;flex-wrap:wrap}
  .efr-status{order:-1;flex-basis:100%}
  .efr-foot .efr-btn{flex:1}
  .efr-back span{display:none}
  .efr-top-pct{display:none}
  .efr-card{height:240px}
  .efr-card-face{font-size:18px}
}
@media (prefers-reduced-motion:reduce){
  .efr-card-in,.efr-bar span,.efr-finish-card{transition:none;animation:none}
}

/* ── Presentaciones y SCORM ── */
.efr-stage-slides .efr-slides{max-width:1100px}
.efr-slides-msg{max-width:1100px;margin-top:10px}
.efr-slides-msg .efr-feedback{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.efr-scorm-frame{width:100%;border:1px solid var(--r-border);border-radius:14px;display:block;background:#fff}
.efr-scorm-tools{display:flex;align-items:center;gap:12px;margin-top:10px}
.efr-banner-info{background:#eff6ff;border-color:#bfdbfe;color:#1e3a8a}
/* 6.5 — narración de la unidad y audio de tarjetas */
.efr-narr{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:0 0 16px;padding:10px 14px;border:1px solid #bfdbfe;border-radius:12px;background:#eff6ff;color:#1e3a8a;font-weight:700;font-size:14px}
.efr-narr audio{flex:1;min-width:220px;height:36px}
.efr-fc-audio{margin-top:10px;border:1px solid #cbd5e1;background:#fff;border-radius:99px;padding:4px 12px;font:inherit;font-size:13px;font-weight:700;color:#0b3156;cursor:pointer}
.efr-fc-audio:hover{border-color:#2563eb;color:#2563eb}