/* Aula Norte: aula, clases, deberes, calendario, subir, alumnos y web de venta. Prefijo fb- */
/* ---------- comunes ---------- */
.fb-ic{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;flex:none}
.fb-av{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;color:#fff;font:700 12px Manrope,sans-serif;font-style:normal;flex:none;letter-spacing:.02em}
.fb-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:6px}
.fb-seg{display:inline-flex;padding:4px;border-radius:999px;background:var(--pa2);gap:2px}
.fb-seg button{padding:9px 18px;border-radius:999px;font-weight:700;font-size:13px;color:var(--mu);min-height:38px;transition:.2s;display:inline-flex;align-items:center;gap:6px}
.fb-seg button.on{background:var(--pi);color:#fff;box-shadow:0 2px 8px rgba(11,58,54,.25)}
.fb-seg button b{background:var(--am);color:var(--pi);border-radius:99px;padding:1px 7px;font-size:12px}
.fb-seg.sm button{padding:6px 12px;min-height:32px;font-size:12px}
.fb-empty{display:flex;flex-direction:column;align-items:center;gap:6px;text-align:center;color:var(--mu);padding:28px 16px}
.fb-empty .fb-ic{width:30px;height:30px;color:var(--pi3);opacity:.7}.fb-empty b{color:var(--tx);font-size:15px}
.fb-empty.big{padding:56px 16px}
.fb-btns{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.fb-lbl{display:flex;flex-direction:column;gap:6px;font-weight:700;font-size:12.5px;color:var(--pi)}
.fb-lbl input,.fb-lbl select,.fb-lbl textarea,.fb-ta,.fb-form input,.fb-form select,.fb-form textarea,.fb-sr input,.fb-cr input,.fb-se input{font:500 14px/1.4 Manrope,system-ui,sans-serif;color:var(--tx);background:#fff;border:1.5px solid var(--ln);border-radius:12px;padding:11px 13px;min-height:44px;width:100%;transition:border-color .2s,box-shadow .2s}
.fb-lbl textarea,.fb-ta,.fb-form textarea{resize:vertical;min-height:90px}
.fb-lbl input:focus,.fb-lbl select:focus,.fb-lbl textarea:focus,.fb-ta:focus,.fb-form input:focus,.fb-form select:focus,.fb-form textarea:focus,.fb-sr input:focus,.fb-cr input:focus,.fb-se input:focus{outline:0;border-color:var(--pi3);box-shadow:0 0 0 3px rgba(15,118,110,.16)}
.fb-ib{width:40px;height:40px;border-radius:12px;display:inline-grid;place-items:center;color:var(--pi);flex:none;transition:.2s}.fb-ib:hover{background:var(--pa2)}.fb-ib:disabled{opacity:.3;pointer-events:none}
.fb-sh{font-size:20px;margin-bottom:10px}.fo .a-sheet{max-height:88%}
.fb-form{display:flex;flex-direction:column;gap:12px}.fb-form label{display:flex;flex-direction:column;gap:6px;font-weight:700;font-size:12.5px;color:var(--pi)}
.fb-bk{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--pi);padding:8px 12px 8px 4px;min-height:44px}
.fb-bk.mob{display:none}
.fb-lock{overflow:hidden!important}
.fb-lh{display:flex;justify-content:space-between;align-items:flex-end;gap:14px;flex-wrap:wrap;margin-bottom:14px}
.fb-lh .a-chips{max-width:100%}
.fo .a-chip{min-height:36px;display:inline-flex;align-items:center}
.fb-n{width:24px;height:24px;border-radius:50%;background:var(--pa2);display:grid;place-items:center;font-weight:700;font-size:12px;color:var(--pi);flex:none}
.fb-pc{display:inline-flex;align-items:center;gap:8px;padding:6px 6px 6px 12px;border-radius:99px;background:var(--pa2);font-weight:600;font-size:13px}.fb-pc button{width:26px;height:26px;display:grid;place-items:center;border-radius:50%}.fb-pc button .fb-ic{width:14px;height:14px}
.fb-send{width:44px;height:44px;border-radius:50%;background:var(--am);color:var(--pi);display:grid;place-items:center;flex:none;transition:transform .15s}.fb-send:active{transform:scale(.92)}
[hidden]{display:none!important}
/* sheet centrado en escritorio */
@media(min-width:900px){
 .fo .a-sheet{left:50%;right:auto;bottom:auto;top:50%;width:min(560px,92%);border-radius:20px;padding:24px;transform:translate(-50%,-44%);opacity:0;pointer-events:none;transition:transform .3s cubic-bezier(.2,.8,.2,1),opacity .25s}
 .fo .a-sheet.on{transform:translate(-50%,-50%);opacity:1;pointer-events:auto}
}
/* ---------- 1. AULA ---------- */
.fb-fit{display:flex;flex-direction:column;overflow:hidden!important}
.fb-fitwrap{flex:1;min-height:0;display:flex;flex-direction:column;gap:14px}
.fb-fitwrap .fb-head{margin:0}.fb-fitwrap .fo-h1{margin-bottom:0}
.fb-pane{display:none;flex:1;min-height:0}.fb-pane.on{display:flex}
.fb-chat{flex:1;min-width:0;display:grid;grid-template-columns:236px minmax(0,1fr);background:#fff;border:1px solid var(--ln);border-radius:18px;overflow:hidden;position:relative}
.fb-ch{background:var(--pi);color:#cfe0d8;padding:14px 10px;overflow-y:auto;scrollbar-width:thin}
.fb-cg{font-size:12px;letter-spacing:.1em;text-transform:uppercase;font-weight:700;color:#a9c4ba;padding:12px 10px 4px}
.fb-cb{display:flex;align-items:center;gap:9px;width:100%;text-align:left;padding:8px 10px;border-radius:9px;font-weight:600;font-size:13.5px;color:#c8d8d0;min-height:36px}
.fb-cb:hover{background:rgba(255,255,255,.07)}.fb-cb.on{background:rgba(255,255,255,.16);color:#fff}
.fb-cb em{margin-left:auto;background:var(--am);color:var(--pi);border-radius:99px;font:700 12px Manrope;font-style:normal;padding:1px 7px}
.fb-hs{width:22px;text-align:center;color:#c5dbd2;font-weight:700}
.fb-room{display:flex;flex-direction:column;min-height:0;min-width:0}
.fb-rh{display:flex;align-items:center;gap:12px;padding:12px 18px;border-bottom:1px solid var(--ln)}
.fb-chsel{display:flex;align-items:center;gap:6px;font:700 17px var(--se);color:var(--pi);cursor:default;text-align:left}.fb-chsel .fb-ic{display:none}
.fb-rt{color:var(--mu);font-size:13px;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.fb-on{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--mu);font-weight:600;white-space:nowrap}.fb-on i{width:8px;height:8px;border-radius:50%;background:var(--ok)}
.fb-ms{flex:1;overflow-y:auto;padding:8px 18px 12px;scroll-behavior:smooth}
.fb-div{display:flex;align-items:center;gap:12px;margin:12px 0 6px;color:var(--mu);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.06em}.fb-div:before,.fb-div:after{content:"";flex:1;height:1px;background:var(--ln)}.fb-div span:empty{display:none}
.fb-m{display:flex;gap:12px;padding:10px 12px;margin:0 -12px;border-radius:12px;animation:fbin .3s}.fb-m:hover{background:rgba(11,58,54,.035)}.fb-m.me{background:rgba(45,190,160,.08)}
@keyframes fbin{from{opacity:0;transform:translateY(6px)}}
.fb-m .fb-av{margin-top:2px}.fb-mb{min-width:0;flex:1}
.fb-mh{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.fb-mh b{font-size:14px}.fb-mh time{color:var(--mu);font-size:12px}
.fb-mx{margin-top:2px;line-height:1.55;overflow-wrap:anywhere}
.fb-at{display:flex;align-items:center;gap:10px;margin-top:8px;padding:10px 12px;border:1px solid var(--ln);border-radius:12px;max-width:340px;background:#fff}.fb-at .fb-ic{width:24px;height:24px;color:var(--bad)}.fb-at span{flex:1;min-width:0;display:flex;flex-direction:column;font-size:12px;color:var(--mu)}.fb-at b{color:var(--tx);font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.fb-at button{font-weight:700;color:var(--pi3);padding:8px;min-height:36px}
.fb-ma{display:flex;gap:6px;flex-wrap:wrap;align-items:center;margin-top:8px}
.fb-re{display:inline-flex;align-items:center;gap:5px;padding:3px 10px;border-radius:99px;border:1px solid var(--ln);background:#fff;font-size:13px;min-height:28px;transition:.15s}.fb-re b{font-size:12px;color:var(--mu)}.fb-re:hover{border-color:var(--pi3)}.fb-re.on{background:rgba(15,118,110,.12);border-color:var(--pi3)}.fb-re.on b{color:var(--pi3)}.fb-re.add{color:var(--mu);font-weight:700;padding:3px 11px}
.fb-tl{display:inline-flex;align-items:center;gap:5px;font-size:12.5px;font-weight:700;color:var(--pi3);padding:4px 8px;border-radius:8px;min-height:28px}.fb-tl:hover{background:rgba(15,118,110,.1)}.fb-tl .fb-ic{width:14px;height:14px}
.fb-tray{display:none;gap:4px;margin-top:6px;padding:4px;border-radius:99px;background:#fff;border:1px solid var(--ln);box-shadow:0 6px 20px rgba(11,58,54,.14);width:max-content}.fb-tray.on{display:flex}.fb-tray button{width:38px;height:38px;border-radius:50%;font-size:18px}.fb-tray button:hover{background:var(--pa2)}
.fb-typ{min-height:22px;padding:0 18px;font-size:12.5px;color:var(--mu);font-style:italic;display:flex;align-items:center;gap:8px}.fb-typ:empty{min-height:22px}
.fb-dots{display:inline-flex;gap:3px;align-items:center}.fb-typ .fb-dots i{width:5px;height:5px;border-radius:50%;background:var(--pi3);animation:fbdot 1s infinite}.fb-typ .fb-dots i:nth-child(2){animation-delay:.15s}.fb-typ .fb-dots i:nth-child(3){animation-delay:.3s}
@keyframes fbdot{0%,60%,100%{opacity:.25;transform:none}30%{opacity:1;transform:translateY(-3px)}}
.fb-cmp{padding:6px 14px 14px}.fb-pend{margin-bottom:6px}.fb-pend:empty{display:none}
.fb-cr{display:flex;gap:8px;align-items:center}.fb-cr input{flex:1;border-radius:99px;padding-left:18px}
.fb-th{display:none}
.fb-th.on{display:flex;flex-direction:column;position:absolute;right:0;top:0;bottom:0;width:min(390px,100%);background:#fff;border-left:1px solid var(--ln);box-shadow:-12px 0 30px rgba(11,58,54,.1);z-index:5;animation:fbsl .25s}
@keyframes fbsl{from{transform:translateX(30px);opacity:0}}
.fb-thh{display:flex;justify-content:space-between;align-items:center;padding:10px 12px 10px 18px;border-bottom:1px solid var(--ln);font:700 16px var(--se)}
.fb-thb{flex:1;overflow-y:auto;padding:10px 16px}.fb-th .fb-cr{padding:10px 14px 14px}
/* dudas */
.fb-du{flex:1;min-width:0;display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:20px;min-height:0}
.fb-dm{overflow-y:auto;min-height:0;padding:2px 4px 20px 2px}.fb-dside{overflow-y:auto;min-height:0;display:flex;flex-direction:column;gap:14px;padding-bottom:20px}
.fb-dtool{display:flex;gap:10px;margin-bottom:12px}.fb-sr{flex:1;position:relative}.fb-sr .fb-ic{position:absolute;left:14px;top:13px;color:var(--mu);pointer-events:none}.fb-sr input{padding-left:42px;border-radius:99px}
.fb-dtool2{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px}.fb-dtool2 .a-chips{flex:1;min-width:0}
.fb-dl{display:flex;flex-direction:column;gap:12px}
.fb-dl .fb-dc{display:flex;gap:16px;padding:18px}.fb-dc.new{animation:fbnew 1.6s;border-color:var(--am)}
@keyframes fbnew{0%{background:#fff3d6;transform:translateY(-10px)}100%{background:#fff}}
.fb-dv{flex:none}.fb-vote{display:flex;flex-direction:column;align-items:center;gap:1px;width:56px;padding:9px 0;border-radius:14px;border:1.5px solid var(--ln);color:var(--mu);transition:.18s;min-height:64px}.fb-vote b{font-size:16px;color:var(--tx)}.fb-vote span{font-size:12px}.fb-vote:hover{border-color:var(--pi3)}.fb-vote.on{background:var(--pi);border-color:var(--pi);color:#fff}.fb-vote.on b{color:#fff}
.fb-db{min-width:0;flex:1}.fb-dh{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:6px;font-size:12.5px}
.fb-db h3{font-size:18px;line-height:1.25;margin-bottom:4px}
.fb-ans{display:flex;gap:12px;margin-top:12px;padding:12px 14px;border-radius:14px;background:rgba(31,122,77,.08);border:1px solid rgba(31,122,77,.22)}
.fb-ans b{display:flex;gap:8px;align-items:center;flex-wrap:wrap;font-size:13px;color:var(--ok)}.fb-ans p{margin-top:4px;font-size:13.5px;line-height:1.55}
.fb-ok{width:26px;height:26px;border-radius:50%;background:var(--ok);color:#fff;display:grid;place-items:center;flex:none}.fb-ok .fb-ic{width:15px;height:15px;stroke-width:2.6}
.fb-ans.pend{background:rgba(45,190,160,.09);border-color:rgba(45,190,160,.3)}.fb-ans.pend b{color:#0b5f57}.fb-ans.pend .fb-ok{background:var(--am);color:var(--pi)}
.fb-dside h3{font-size:16px;margin-bottom:8px}.fb-dside ol{padding-left:18px;color:var(--mu);line-height:1.8}
.fb-dside .a-row b{font-size:13px;line-height:1.35}
.a-card.fb-ph{display:flex;gap:12px;align-items:center;padding:10px}.a-card.fb-ph img{width:76px;height:64px;object-fit:cover;border-radius:10px;flex:none}.a-card.fb-ph>div{display:flex;flex-direction:column;font-size:13px}.fb-wk .a-grow,.fb-wk .a-row>div{display:flex;flex-direction:column;line-height:1.35;min-width:0}.fb-wk .a-grow b{font-size:14px}
/* ---------- 2. CLASES ---------- */
.fb-live{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(280px,1fr);gap:18px;margin:20px 0 30px}
.fo .a-card.fb-lv{background:linear-gradient(135deg,var(--pi) 0%,var(--pi2) 100%);color:#fff;padding:clamp(20px,2.4vw,32px);border:0;position:relative;overflow:hidden}
.fb-lv:after{content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(120,235,205,.28),transparent 70%)}
.fb-lv>*{position:relative;z-index:1}.fb-lv .a-mu{color:#a9c4ba}
.fb-lvt{display:flex;gap:12px;align-items:center;flex-wrap:wrap;margin-bottom:12px}
.fb-livetag{display:inline-flex;align-items:center;gap:7px;background:#b23a30;color:#fff;font-weight:800;font-size:12px;letter-spacing:.06em;text-transform:uppercase;padding:4px 11px;border-radius:99px}.fb-livetag i{width:7px;height:7px;border-radius:50%;background:#fff;animation:fbpulse 1.4s infinite}
@keyframes fbpulse{50%{opacity:.25}}
.fb-lv h2{font-size:clamp(24px,2.6vw,34px);line-height:1.12;margin-bottom:8px}
.fb-cd{display:flex;gap:10px;margin:20px 0}.fb-cd div{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:10px 6px;min-width:84px;text-align:center}.fb-cd b{display:block;font:700 34px/1.1 var(--se);font-variant-numeric:tabular-nums;color:var(--am2)}.fb-cd span{font-size:12px;color:#a9c4ba;text-transform:uppercase;letter-spacing:.08em}
.fb-lvb{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.fb-lvn{display:inline-flex;align-items:center;gap:6px;margin-left:4px}.fb-lvn b{color:#fff}
.fo .fb-lv .a-btn.ghost{color:#fff;border-color:rgba(255,255,255,.3)}.fb-lv .a-btn.ghost.on{background:rgba(255,255,255,.16)}
.fb-wk h3{font-size:18px;margin-bottom:4px}.fb-dd{display:flex;flex-direction:column;align-items:center;width:48px;padding:5px 0;border-radius:12px;background:var(--pa2);font-size:12px;font-weight:700;color:var(--mu);text-transform:uppercase;flex:none}.fb-dd b{font:700 19px/1.1 var(--se);color:var(--pi)}
.fb-lib h2{font-size:24px}.fb-cg2{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:18px}
.fb-vc{display:flex;flex-direction:column;text-align:left;background:#fff;border:1px solid var(--ln);border-radius:16px;overflow:hidden;transition:transform .2s,box-shadow .2s}.fb-vc:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(11,58,54,.14)}
.fb-po{position:relative;aspect-ratio:16/9;background:var(--pi) center/cover;display:block}.fb-po:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(10,30,26,.6))}
.fb-pb{position:absolute;left:50%;top:50%;width:48px;height:48px;margin:-24px;border-radius:50%;background:rgba(255,255,255,.92);color:var(--pi);display:grid;place-items:center;transition:transform .2s}.fb-vc:hover .fb-pb{transform:scale(1.1)}.fb-pb .fb-ic{fill:currentColor;margin-left:3px}
.fb-po em{position:absolute;right:10px;bottom:8px;background:rgba(10,30,26,.8);color:#fff;font:700 12px Manrope;font-style:normal;padding:2px 8px;border-radius:6px}.fb-po u{position:absolute;left:10px;top:10px;background:var(--ok);color:#fff;text-decoration:none;font:700 12px Manrope;padding:2px 9px;border-radius:99px}
.fb-vi{display:flex;flex-direction:column;gap:6px;padding:14px;align-items:flex-start}.fb-vi b{font:700 16px/1.25 var(--se)}.fb-vi .a-prog{width:100%;margin-top:4px}
.fb-pl{display:none}.fb-pl.on{display:block;position:absolute;inset:0;z-index:6;background:var(--pa);overflow-y:auto;padding:clamp(18px,3vw,40px)}
.fb-plg{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:22px;margin-top:6px}.fb-plm h2{font-size:26px;margin:16px 0 4px}
.fb-scr{position:relative;aspect-ratio:16/9;border-radius:16px 16px 0 0;background:var(--pi) center/cover;overflow:hidden}.fb-scr:before{content:"";position:absolute;inset:0;background:rgba(10,30,26,.35)}
.fb-bigp{position:absolute;left:50%;top:50%;width:76px;height:76px;margin:-38px;border-radius:50%;background:rgba(255,255,255,.94);color:var(--pi);display:grid;place-items:center;transition:.2s}.fb-bigp .fb-ic{width:30px;height:30px;fill:currentColor;margin-left:4px}.fb-bigp:hover{transform:scale(1.08)}
.fb-pl.playing .fb-bigp{opacity:0;pointer-events:none}
.fb-cap{position:absolute;left:14px;bottom:12px;right:14px;color:#fff;font-weight:700;font-size:14px;text-shadow:0 1px 8px rgba(0,0,0,.6)}
.fb-ctl{display:flex;align-items:center;gap:12px;padding:10px 14px;background:var(--pi);color:#fff;border-radius:0 0 16px 16px}
.fb-pp{width:40px;height:40px;border-radius:50%;background:var(--am);color:var(--pi);display:grid;place-items:center;flex:none}.fb-pp .fb-ic{fill:currentColor}
.fb-tm{font:600 12.5px Manrope;font-variant-numeric:tabular-nums;white-space:nowrap}
.fb-bar{flex:1;height:8px;border-radius:9px;background:rgba(255,255,255,.2);position:relative;cursor:pointer;margin:0 4px}.fb-bar:before{content:"";position:absolute;inset:-14px 0}.fb-bar i{position:absolute;left:0;top:0;bottom:0;border-radius:9px;background:var(--am);width:0}.fb-bar u{position:absolute;top:-2px;bottom:-2px;width:2px;background:#fff;opacity:.6}
.fb-ctl .fb-sp{font-weight:700;font-size:13px;padding:6px 10px;border-radius:8px;background:rgba(255,255,255,.12);min-width:48px;min-height:36px}
.fb-pls{background:#fff;border:1px solid var(--ln);border-radius:16px;padding:14px;align-self:start}.fb-pls .fb-seg{margin-bottom:10px}
.fb-pcl{display:flex;flex-direction:column;gap:6px}.fb-pcl p{line-height:1.55;padding:8px 10px;border-left:3px solid var(--am);background:var(--pa);border-radius:0 10px 10px 0}
.fb-chp{display:flex;gap:12px;align-items:center;text-align:left;padding:10px 12px;border-radius:12px;min-height:44px;font-weight:600;transition:.15s}.fb-chp:hover{background:var(--pa)}.fb-chp time{font:700 12.5px Manrope;color:var(--pi3);width:48px;flex:none;font-variant-numeric:tabular-nums}.fb-chp.on{background:rgba(45,190,160,.16)}
/* llamada */
.fb-call{display:none}.fb-call.on{display:flex;flex-direction:column;position:absolute;inset:0;z-index:7;background:#0c1916;color:#fff;animation:fbin .25s}
.fb-ct{display:flex;align-items:center;gap:16px;padding:12px 20px;border-bottom:1px solid rgba(255,255,255,.08)}
.fb-rec{display:inline-flex;align-items:center;gap:8px;background:rgba(201,69,58,.18);color:#ff8a80;font-weight:800;font-size:12px;letter-spacing:.06em;padding:5px 12px;border-radius:99px;white-space:nowrap}.fb-rec i{width:8px;height:8px;border-radius:50%;background:#ff5a4d;animation:fbpulse 1.2s infinite}.fb-rec b{color:#fff;font-variant-numeric:tabular-nums}
.fb-ctt{flex:1;min-width:0;display:flex;flex-direction:column;line-height:1.3}.fb-ctt b{font:700 16px var(--se);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.fb-ctt span{font-size:12px;color:#8fb0a4}
.fb-ca{display:inline-flex;gap:7px;align-items:center;color:#cfe0d8;font-size:13px;white-space:nowrap}
.fb-cm{flex:1;min-height:0;display:grid;grid-template-columns:minmax(0,1fr) 310px}.fb-call.nochat .fb-cm{grid-template-columns:1fr}.fb-call.nochat .fb-cc{display:none}
.fb-cs{display:flex;flex-direction:column;gap:12px;padding:16px;min-height:0;min-width:0}
.fb-stage{flex:1;min-height:0;position:relative;border-radius:16px;overflow:hidden;background:#f5f0e3;color:var(--tx);display:flex}
.fb-share{flex:1;display:flex;min-width:0}
.fb-sl{flex:1;padding:clamp(18px,3vw,44px);display:flex;flex-direction:column;justify-content:center;gap:10px;animation:fbin .5s}.fb-slk{font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--pi3)}.fb-sl h3{font-size:clamp(22px,3vw,38px);line-height:1.12;color:var(--pi)}.fb-sl p{font-size:clamp(14px,1.4vw,18px);line-height:1.55;max-width:60ch}.fb-slf{display:flex;justify-content:space-between;margin-top:14px;font-size:12px;color:var(--mu);font-weight:600}
.fb-mine{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center;background:var(--pi);color:#fff}.fb-mine .fb-ic{width:42px;height:42px;color:var(--am2)}.fb-mine span{color:#a9c4ba}
.fb-stage>.fb-nm{position:absolute;left:12px;bottom:12px;display:inline-flex;gap:7px;align-items:center;background:rgba(12,25,22,.78);color:#fff;font-size:12px;font-weight:700;padding:5px 11px;border-radius:99px}.fb-stage>.fb-nm .fb-ic{width:14px;height:14px}
.fb-tiles{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(112px,1fr);gap:8px;overflow-x:auto;scrollbar-width:thin;padding-bottom:2px}
.fb-tile{position:relative;height:96px;border-radius:12px;background:#0f2f2b;display:grid;place-items:center;overflow:hidden;border:2px solid transparent;transition:border-color .2s}.fb-tile.cam{background:linear-gradient(160deg,#25443c,#143029)}.fb-tile.spk{border-color:var(--am);box-shadow:0 0 0 3px rgba(45,190,160,.25)}
.fb-sil{position:absolute;left:50%;bottom:-18px;width:62px;height:70px;margin-left:-31px;border-radius:50% 50% 0 0;background:rgba(255,255,255,.07)}
.fb-tile .fb-av{position:relative}
.fb-tn{position:absolute;left:6px;bottom:5px;font-size:12px;font-weight:700;background:rgba(0,0,0,.5);padding:1px 7px;border-radius:99px;max-width:calc(100% - 38px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.fb-tm2{position:absolute;right:6px;bottom:5px;width:22px;height:22px;border-radius:50%;background:rgba(0,0,0,.5);display:grid;place-items:center}.fb-tm2 .fb-ic{width:12px;height:12px}.fb-tm2.off{background:rgba(201,69,58,.85)}
.fb-tm2.off:after{content:"";position:absolute;width:15px;height:2px;background:#fff;transform:rotate(-45deg)}
.fb-hnd{position:absolute;left:6px;top:6px;width:26px;height:26px;border-radius:50%;background:var(--am);color:var(--pi);display:grid;place-items:center;animation:fbwave .8s infinite alternate}.fb-hnd .fb-ic{width:15px;height:15px}
@keyframes fbwave{to{transform:rotate(14deg)}}
.fb-cc{display:flex;flex-direction:column;min-height:0;background:#112420;border-left:1px solid rgba(255,255,255,.08)}
.fb-cch{display:flex;justify-content:space-between;padding:14px 16px;border-bottom:1px solid rgba(255,255,255,.08);font:700 15px var(--se)}
.fb-cmsg{flex:1;overflow-y:auto;padding:12px 16px;display:flex;flex-direction:column;gap:9px;font-size:13.5px;line-height:1.5;color:#dbe8e2}.fb-cl b{color:var(--am2)}.fb-cl.me b{color:#9fe0c0}.fb-cl.sys{font-style:italic;color:#8fb0a4;font-size:12.5px;text-align:center}
.fb-cr.dk{padding:10px 12px 14px}.fb-cr.dk input{background:rgba(255,255,255,.08);border-color:transparent;color:#fff}.fb-cr.dk input::placeholder{color:#a9c4ba}
.fb-cb2{display:flex;justify-content:center;gap:10px;padding:12px 16px calc(14px + env(safe-area-inset-bottom));border-top:1px solid rgba(255,255,255,.08);flex-wrap:wrap}
.fb-cb2 button{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;width:78px;min-height:58px;border-radius:14px;background:rgba(255,255,255,.1);color:#fff;font-size:12px;font-weight:700;transition:.15s}.fb-cb2 button:hover{background:rgba(255,255,255,.18)}.fb-cb2 button.on{background:var(--am);color:var(--pi)}.fb-cb2 button.off{background:rgba(201,69,58,.85)}.fb-cb2 button.end{background:#c9453a;width:96px}.fb-cb2 button.end .fb-ic{transform:rotate(135deg)}
/* ---------- 3. DEBERES ---------- */
.fb-hw{display:grid;grid-template-columns:minmax(300px,.85fr) minmax(0,1.5fr);gap:20px;margin-top:20px;align-items:start}
.fb-hl{display:flex;flex-direction:column;gap:12px;min-width:0}.fb-hls{display:flex;flex-direction:column;gap:10px}
.fb-hi{display:flex;align-items:center;gap:12px;width:100%;text-align:left;padding:14px;transition:.18s;border:1.5px solid var(--ln)}.fb-hi:hover{transform:translateY(-2px)}.fb-hi.on{border-color:var(--pi3);box-shadow:0 0 0 3px rgba(15,118,110,.12)}
.fb-hi .a-grow b{display:block;line-height:1.3}.fb-hi .a-grow .a-mu{font-size:12.5px}
.fb-hk{width:40px;height:40px;border-radius:12px;background:var(--pa2);color:var(--pi3);display:grid;place-items:center;flex:none}
.fb-hd{background:#fff;border:1px solid var(--ln);border-radius:18px;padding:clamp(18px,2.4vw,30px);min-width:0}
.fb-hd h2{font-size:clamp(22px,2.2vw,30px);line-height:1.15;margin:8px 0 2px}.fb-dh2{display:flex;gap:8px;flex-wrap:wrap}
.fb-en{margin:14px 0;line-height:1.65;padding:14px 16px;background:var(--pa);border-radius:12px}
.fb-box{border:1px solid var(--ln);border-radius:14px;padding:14px 16px;margin-top:14px}.fb-box>b{display:block;margin-bottom:6px;font:700 16px var(--se)}.fb-box p{line-height:1.6}
.fb-drop{display:flex;flex-direction:column;align-items:center;gap:4px;text-align:center;padding:30px 16px;border:2px dashed rgba(15,118,110,.4);border-radius:16px;background:var(--pa);cursor:pointer;transition:.2s}.fb-drop .fb-ic{width:30px;height:30px;color:var(--pi3)}.fb-drop:hover,.fb-drop.drag{border-color:var(--am);background:#e6f8f2}.fb-drop.ok{border-style:solid;border-color:var(--ok);background:rgba(31,122,77,.06)}
#fb-hfc{margin:10px 0}#fb-hfc:empty{display:none}.fb-hd .fb-lbl{margin-top:14px}
.fb-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:14px 0}.fb-steps span{display:flex;flex-direction:column;padding:10px 12px;border-radius:12px;background:var(--pa);font-weight:700;color:var(--mu);border-top:3px solid var(--ln)}.fb-steps small{font-weight:500;font-size:12px}.fb-steps .done{border-top-color:var(--ok);color:var(--ok)}.fb-steps .now{border-top-color:var(--am);color:#0b5f57;background:#e6f8f2}
.fb-nota{display:inline-flex;align-items:baseline;gap:8px;background:var(--pi);color:#fff;padding:12px 22px;border-radius:16px}.fb-nota b{font:700 44px/1 var(--se);color:var(--am2)}.fb-nota span{font-size:12.5px;color:#a9c4ba}
.fb-corr{display:grid;grid-template-columns:auto 1fr;gap:20px;align-items:center;margin:14px 0}
.fb-rb{display:flex;flex-direction:column;gap:9px}.fb-rb>div{display:grid;grid-template-columns:minmax(130px,1.3fr) 1.6fr 36px;gap:10px;align-items:center;font-size:13px}.fb-rb em,.fb-rr em{font-style:normal;color:var(--mu);font-size:12px}.fb-rb b{text-align:right}
.fb-tp{padding:10px 12px;line-height:1.6;border-radius:10px;margin-top:6px;background:var(--pa)}.fb-tp.an{background:#e6f8f2;border-left:3px solid var(--am)}
.fb-ann{display:flex;gap:8px;align-items:flex-start;margin-top:6px;font-size:13px;color:#0b5f57;font-weight:600}.fb-ann i,.fb-an i{width:20px;height:20px;border-radius:50%;background:var(--am);color:var(--pi);display:grid;place-items:center;font:700 12px Manrope;font-style:normal;flex:none}
.fb-qz{display:flex;flex-direction:column;gap:10px}.fb-qzh{display:flex;justify-content:space-between;align-items:center;font-weight:700}.fb-qt{display:inline-flex;gap:6px;align-items:center;font-variant-numeric:tabular-nums;color:var(--pi)}.fb-qt.low{color:var(--bad)}
.fb-qz h3{font-size:22px;line-height:1.25;margin:8px 0}
.fb-op{display:flex;gap:12px;align-items:center;text-align:left;width:100%;padding:12px 14px;min-height:50px;border-radius:12px;border:1.5px solid var(--ln);font-weight:600;transition:.15s;background:#fff}.fb-op i{width:28px;height:28px;border-radius:8px;background:var(--pa2);display:grid;place-items:center;font:700 13px Manrope;font-style:normal;flex:none}.fb-op:not(:disabled):hover{border-color:var(--pi3);background:var(--pa)}.fb-op.ok{border-color:var(--ok);background:rgba(31,122,77,.1)}.fb-op.ok i{background:var(--ok);color:#fff}.fb-op.bad{border-color:var(--bad);background:rgba(201,69,58,.08)}.fb-op.bad i{background:var(--bad);color:#fff}
.fb-qz .a-btn{align-self:flex-start;margin-top:6px}
/* profesora */
.fb-tp0{margin-top:16px}.fb-cnt{font-size:15px}.fb-cnt b{font:700 30px var(--se);color:var(--pi)}
.fb-inb{display:flex;gap:12px;overflow-x:auto;padding:12px 2px 8px;scrollbar-width:thin}
.fb-ib2{display:flex;align-items:center;gap:11px;flex:none;width:310px;text-align:left;padding:12px;border:1.5px solid var(--ln)}.fb-ib2.on{border-color:var(--pi3);box-shadow:0 0 0 3px rgba(15,118,110,.12)}.fb-ib2 .a-grow{display:flex;flex-direction:column;font-size:12.5px}.fb-ib2 .a-grow b{font-size:14px}.fb-ib2 .a-grow span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.fb-ib2 small{color:var(--mu)}
.fb-cw{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(300px,1fr);gap:18px;margin-top:14px;align-items:start}
.fb-ctx{padding:20px}.fb-ch3{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.fb-ch3 h2{font-size:22px;margin-top:2px}.fb-hint{margin:6px 0 10px;font-size:13px}
.fb-pr{margin-top:8px}.fb-pr .fb-pt{display:flex;gap:12px;align-items:flex-start;text-align:left;width:100%;padding:12px 14px;border-radius:12px;border:1.5px solid transparent;background:var(--pa);line-height:1.6;transition:.15s;min-height:44px}.fb-pr .fb-pt:not(:disabled):hover{border-color:var(--am2)}.fb-pr .fb-pt i{width:22px;height:22px;border-radius:7px;background:var(--pa2);display:grid;place-items:center;font:700 12px Manrope;font-style:normal;flex:none;margin-top:2px}.fb-pr .fb-pt em{font:700 12px Manrope;font-style:normal;background:var(--am);color:var(--pi);border-radius:99px;padding:1px 7px;flex:none}
.fb-pr.an .fb-pt{background:#e6f8f2}.fb-pr.sel .fb-pt{border-color:var(--am);background:#e6f8f2}
.fb-aform{margin:6px 0 4px 34px;padding:12px;border-radius:12px;background:#fff;border:1.5px solid var(--am2);animation:fbin .2s}.fb-aform textarea{width:100%;font:500 14px/1.4 Manrope;border:1.5px solid var(--ln);border-radius:10px;padding:9px 11px}.fb-aform textarea:focus{outline:0;border-color:var(--pi3)}
.fb-sug{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}.fb-sug button{padding:5px 11px;border-radius:99px;background:var(--pa2);font-size:12px;font-weight:700;min-height:30px}.fb-sug button:hover{background:var(--am2)}
.fb-sd{display:flex;flex-direction:column;gap:14px}.fb-sd h3{font-size:17px;margin-bottom:8px;display:flex;gap:8px;align-items:center}
.fb-an{display:flex;gap:8px;align-items:flex-start;padding:7px 0;font-size:13px;line-height:1.45;border-bottom:1px solid var(--ln)}.fb-an:last-child{border:0}
.fb-rr{display:block;margin-bottom:12px}.fb-rr>span{display:flex;justify-content:space-between;font-weight:600;font-size:13px;margin-bottom:4px}.fb-rr b{color:var(--pi);font-size:15px}
.fb-rr input[type=range]{width:100%;accent-color:var(--pi3);height:28px}
.fb-fin{display:flex;justify-content:space-between;align-items:center;margin-top:6px;padding:12px 16px;border-radius:14px;background:var(--pi);color:#fff;font-weight:700}.fb-fin b{font:700 34px var(--se);color:var(--am2)}
.fb-wide{width:100%;margin-top:12px}.fb-wide:disabled{opacity:.55;pointer-events:none;background:var(--ok)}
/* ---------- 4. CALENDARIO ---------- */
.fb-cal{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:20px;margin-top:20px;align-items:start}
.fb-cmain{display:flex;flex-direction:column;gap:14px;min-width:0}
.fb-cbar{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;padding:10px 14px}
.fb-cnav{display:flex;align-items:center;gap:8px}.fb-cnav h2{font-size:24px;min-width:160px;text-align:center}
.fb-leg{display:flex;gap:6px;flex-wrap:wrap}.fb-lg{display:inline-flex;align-items:center;gap:7px;padding:7px 12px;border-radius:99px;border:1.5px solid var(--ln);font-weight:700;font-size:12.5px;min-height:38px;opacity:.5;transition:.18s}.fb-lg i{width:10px;height:10px;border-radius:50%}.fb-lg.on{opacity:1;background:#fff;border-color:var(--ln)}
.fb-grid{padding:12px}.fb-dw{display:grid;grid-template-columns:repeat(7,1fr);gap:6px;margin-bottom:6px;text-align:center;font-size:12px;font-weight:700;color:var(--mu);text-transform:uppercase;letter-spacing:.06em}
.fb-dg{display:grid;grid-template-columns:repeat(7,1fr);gap:6px}
.fb-cal .fb-dc{display:flex;flex-direction:column;align-items:flex-start;gap:4px;min-height:92px;padding:6px;border-radius:12px;border:1.5px solid transparent;background:var(--pa);text-align:left;min-width:0;transition:.15s;overflow:hidden}
.fb-cal .fb-dc.e{background:none;pointer-events:none}.fb-cal .fb-dc:not(.e):hover{border-color:var(--pi3)}.fb-cal .fb-dc.sel{border-color:var(--pi);background:#fff;box-shadow:0 0 0 3px rgba(11,58,54,.12)}
.fb-cal .fb-dc b{font-size:13px;width:26px;height:26px;display:grid;place-items:center;border-radius:50%}.fb-cal .fb-dc.hoy b{background:var(--am);color:var(--pi)}
.fb-cal .fb-dots{display:none;gap:3px}.fb-dots i{width:7px;height:7px;border-radius:50%}
.fb-evl{display:flex;flex-direction:column;gap:3px;width:100%;min-width:0}.fb-evl em{font:600 12px/1.25 Manrope;font-style:normal;padding:3px 6px;border-radius:6px;background:color-mix(in srgb,var(--c) 14%,#fff);border-left:3px solid var(--c);color:var(--tx);overflow:hidden;word-break:break-word}.fb-evl small{color:var(--mu);font-size:12px}
.fb-cside{display:flex;flex-direction:column;gap:14px;min-width:0}.fb-cside h3{font-size:17px;margin-bottom:8px}
.fo .a-card.fb-exam{background:var(--pi);color:#fff;border:0}.fb-exam .a-k{color:var(--am2)!important}.fb-exam .a-mu{color:#a9c4ba}
.fb-big{display:flex;align-items:baseline;gap:10px;margin:6px 0}.fb-big b{font:700 76px/1 var(--se);color:var(--am2);font-variant-numeric:tabular-nums}.fb-big span{font-size:18px;font-weight:700}
.fb-cside .fb-ph{display:flex;flex-direction:column;gap:2px}.fb-pi{display:flex;gap:12px;align-items:center;padding:8px 10px;border-radius:12px}.fb-pi i{width:26px;height:26px;border-radius:50%;background:var(--pa2);display:grid;place-items:center;font:700 12px Manrope;font-style:normal;flex:none}.fb-pi span{display:flex;flex-direction:column;line-height:1.3}.fb-pi.on{background:rgba(45,190,160,.15)}.fb-pi.on i{background:var(--am);color:var(--pi)}
.fb-evd{padding:10px 0;border-bottom:1px solid var(--ln)}.fb-evd:last-child{border:0}.fb-evd b{display:block;margin:4px 0 2px;font:700 16px var(--se)}.fb-evd .a-btn{margin-top:10px;padding:9px 16px;font-size:13px;min-height:44px}
.fb-evt{display:inline-flex;gap:6px;align-items:center;font-size:12px;font-weight:800;color:var(--c);text-transform:uppercase;letter-spacing:.05em}.fb-evt:before{content:"";width:9px;height:9px;border-radius:50%;background:var(--c)}
.fb-nxi{display:flex;align-items:center;gap:11px;width:100%;text-align:left;padding:9px 6px;border-radius:10px;min-height:48px;transition:.15s}.fb-nxi:hover{background:var(--pa)}.fb-nxi>i{width:9px;height:9px;border-radius:50%;flex:none}.fb-nxi .a-grow{display:flex;flex-direction:column;line-height:1.35}.fb-nxi b{font-size:13.5px}.fb-nxi small{font-weight:700;color:var(--pi3);white-space:nowrap}
/* ---------- 5. SUBIR ---------- */
.fb-kp{display:flex;gap:8px;flex-wrap:wrap}.fb-kp span{background:#fff;border:1px solid var(--ln);padding:8px 14px;border-radius:99px;font-size:13px;color:var(--mu)}.fb-kp b{color:var(--pi);font:700 18px var(--se)}
.fb-up{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(300px,1fr);gap:20px;margin:20px 0 32px;align-items:start}
.fb-upl{display:flex;flex-direction:column;gap:16px;min-width:0}
.fb-dz{display:flex;flex-direction:column;align-items:center;gap:6px;text-align:center;padding:clamp(28px,4vw,52px) 20px;border:2px dashed rgba(15,118,110,.45);border-radius:20px;background:#fff;cursor:pointer;transition:.2s}.fb-dz>.fb-ic{width:40px;height:40px;color:var(--pi3);margin-bottom:4px}.fb-dz b{font:700 21px var(--se)}.fb-dz:hover,.fb-dz.drag{border-color:var(--am);background:#e6f8f2;transform:scale(1.01)}.fb-dz .fb-btns{justify-content:center}
.fb-set h3{font-size:17px;margin-bottom:12px}.fb-fg{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.fb-q h3{font-size:17px;margin-bottom:10px;display:flex;gap:8px;align-items:center}
.fb-qi{display:flex;gap:12px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--ln);animation:fbin .3s}.fb-qi:last-child{border:0}.fb-qi .a-grow{display:flex;flex-direction:column;gap:4px;min-width:0}.fb-qi b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.fb-qi small{font-size:12px;color:var(--pi3);font-weight:600}.fb-qi.ok small{color:var(--ok)}.fb-qi .a-prog.am i{transition:width .5s linear}
.fb-lk{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;flex:none;background:rgba(15,118,110,.12);color:var(--pi3)}.fb-lk.pdf{background:rgba(201,69,58,.1);color:var(--bad)}
.fb-lib2 h2{font-size:24px}.fb-ll{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,420px),1fr));gap:12px}
.fb-li{display:flex;align-items:center;gap:12px;padding:12px 14px}.fb-li .a-grow{display:flex;flex-direction:column;min-width:0;line-height:1.35}.fb-li .a-grow b{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.fb-li .a-mu{font-size:12px}.fb-li.nuevo{animation:fbnew 2s;border-color:var(--am)}
.fb-sw{display:inline-flex;align-items:center;gap:8px;padding:5px 12px 5px 5px;border-radius:99px;background:var(--pa2);font-weight:700;font-size:12px;color:var(--mu);min-height:34px;flex:none;transition:.2s}.fb-sw i{width:24px;height:24px;border-radius:50%;background:#fff;box-shadow:0 1px 4px rgba(0,0,0,.2);transition:.2s}.fb-sw.on{background:rgba(31,122,77,.16);color:#14582f}.fb-sw.on i{background:var(--ok)}
/* ---------- 6. ALUMNOS ---------- */
.fb-sm{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:20px 0}
.fb-sc{display:flex;flex-direction:column;gap:2px;padding:18px 20px}.fb-sc b{font:700 clamp(30px,3vw,42px)/1.1 var(--se);color:var(--pi)}.fb-sc.go{cursor:pointer;transition:.2s}.fb-sc.go:hover{border-color:var(--am);transform:translateY(-2px)}
.fb-pn{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:20px;align-items:start}
.fb-tbh{display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:10px}.fb-tbh h2{font-size:22px}.fb-se{position:relative;flex:1;max-width:320px;min-width:200px}.fb-se .fb-ic{position:absolute;left:13px;top:13px;color:var(--mu);pointer-events:none}.fb-se input{padding-left:40px;border-radius:99px}
.fb-tw{overflow-x:auto}.fb-tw table{width:100%;border-collapse:collapse;font-size:13.5px}
.fb-tw th{text-align:left;padding:0;border-bottom:1.5px solid var(--ln)}.fb-tw th button{display:flex;gap:4px;align-items:center;padding:10px 8px;font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--mu);min-height:44px}.fb-tw th button.on{color:var(--pi)}.fb-tw th i{font-style:normal;width:10px}
.fb-tw td{padding:9px 8px;border-bottom:1px solid var(--ln);white-space:nowrap}.fb-tw tbody tr{cursor:pointer;transition:background .15s}.fb-tw tbody tr:hover{background:var(--pa)}.fb-tw tbody tr:focus{outline:2px solid var(--pi3);outline-offset:-2px}
.fb-tb .fb-nm{display:flex;align-items:center;gap:10px}.fb-nm em{font-style:normal}
.fb-pt2{width:9px;height:9px;border-radius:50%;background:var(--bad);flex:none}
.fb-pg{display:flex;align-items:center;gap:8px;min-width:120px}.fb-pg .a-prog{flex:1}.fb-pg small{width:34px;text-align:right;font-weight:700}
.fb-tw td.bad{color:var(--bad);font-weight:700}
.fb-al h2{font-size:20px;display:flex;gap:8px;align-items:center;margin-bottom:6px}
.fb-ai{padding:12px 0;border-bottom:1px solid var(--ln)}.fb-ai:last-child{border:0}.fb-ah{display:flex;gap:10px;align-items:center}.fb-ah .a-grow{display:flex;flex-direction:column;line-height:1.35;font-size:12.5px}.fb-ah b{font-size:14px}
.fb-aic{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;flex:none;background:rgba(201,133,18,.14);color:var(--warn)}.fb-ai.nota .fb-aic{background:rgba(201,69,58,.12);color:var(--bad)}.fb-ai.deb .fb-aic{background:rgba(15,118,110,.12);color:var(--pi3)}
.fb-ai .fb-btns{margin-top:10px}.fb-ai .a-btn{padding:9px 14px;font-size:13px;min-height:44px}
.fb-fo{position:fixed;inset:0;z-index:20}.fb-fb{position:absolute;inset:0;background:rgba(10,30,26,.4);opacity:0;transition:opacity .25s}.fb-fo.on .fb-fb{opacity:1}
.fb-fd{position:absolute;right:0;top:0;bottom:0;width:min(460px,100%);background:#fff;padding:24px;overflow-y:auto;transform:translateX(100%);transition:transform .3s cubic-bezier(.2,.8,.2,1);box-shadow:-20px 0 50px rgba(0,0,0,.2)}.fb-fo.on .fb-fd{transform:none}
.fb-x{position:absolute;right:14px;top:14px;width:44px;height:44px;border-radius:12px;display:grid;place-items:center}.fb-x:hover{background:var(--pa2)}
.fb-fh{display:flex;gap:14px;align-items:center;margin-bottom:16px;padding-right:44px}.fb-fh h2{font-size:26px}
.fb-k3{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:6px}.fb-k3>div{background:var(--pa);border-radius:14px;padding:12px;display:flex;flex-direction:column}.fb-k3 b{font:700 28px/1.1 var(--se);color:var(--pi)}
.fb-fd h3{font-size:16px;margin:20px 0 8px}.fb-ctd{display:flex;gap:8px;align-items:center;color:var(--ok);font-weight:700;margin-top:12px}
.fb-bp{display:grid;grid-template-columns:1fr 1.2fr 42px;gap:10px;align-items:center;font-size:13px;padding:4px 0}.fb-bp b{text-align:right}
.fb-ln{min-height:120px}
.fb-ac{display:flex;gap:10px;align-items:baseline;padding:7px 0;font-size:13px;border-bottom:1px solid var(--ln)}.fb-ac i{width:8px;height:8px;border-radius:50%;background:var(--am);flex:none}.fb-ac span{flex:1}.fb-ac small{color:var(--mu);white-space:nowrap}
/* ---------- 7. WEB DE LA ACADEMIA ---------- */
.a-scr[data-s=venta]{padding:0;background:var(--pa)}
.fb-web{--px:max(clamp(18px,5vw,64px),calc((100% - 1180px)/2))}
.fb-wn{position:sticky;top:0;z-index:4;display:flex;align-items:center;gap:20px;padding:12px var(--px);background:rgba(244,240,230,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--ln)}
.fb-wn>b{font:700 22px var(--se);color:var(--pi);margin-right:auto}.fb-wn nav{display:flex;gap:6px}.fb-wn nav a{padding:10px 14px;font-weight:700;font-size:14px;color:var(--pi);cursor:pointer;border-radius:10px}.fb-wn nav a:hover{background:var(--pa2)}
.fb-web>section{padding:clamp(40px,6vw,84px) var(--px)}
.fb-hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:clamp(24px,5vw,64px);align-items:center}
.fb-ht h1{font-size:clamp(34px,5.2vw,64px);line-height:1.03;margin:10px 0 18px;color:var(--pi)}.fb-ht p{font-size:clamp(16px,1.5vw,19px);line-height:1.6;color:var(--mu);max-width:52ch}
.fb-hero .fb-btns{margin:24px 0 12px}.fo .a-btn.big{padding:16px 28px;font-size:16px;min-height:54px}
.fb-hi2{position:relative}.fb-hi2 img{width:100%;aspect-ratio:5/4;object-fit:cover;border-radius:28px;display:block;box-shadow:0 30px 60px rgba(11,58,54,.22)}
.fb-fl{position:absolute;left:-18px;bottom:24px;max-width:230px;background:#fff;border-radius:18px;padding:14px 18px;box-shadow:0 16px 40px rgba(11,58,54,.2);display:flex;flex-direction:column}.fb-fl b{font:700 34px/1 var(--se);color:var(--pi)}.fb-fl span{font-size:12.5px;color:var(--mu);margin-top:3px}
.fb-web>.fb-res{background:var(--pi);color:#fff;padding-top:clamp(32px,4vw,56px);padding-bottom:clamp(28px,3vw,40px)}.fb-res .a-mu{color:#8fb0a4}
.fb-rg{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:16px}.fb-rg div{display:flex;flex-direction:column;gap:4px;padding-left:18px;border-left:3px solid var(--am)}.fb-rg b{font:700 clamp(38px,4.4vw,58px)/1 var(--se);color:var(--am2)}.fb-rg span{color:#cfe0d8;font-size:14px;line-height:1.4}
.fb-sec h2{font-size:clamp(28px,3.4vw,44px);line-height:1.1;margin:8px 0 28px;color:var(--pi);max-width:22ch}
.fb-ig{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.fb-ic2{display:flex;flex-direction:column;gap:8px;padding:24px;background:#fff;border:1px solid var(--ln);border-radius:20px;transition:.2s}.fb-ic2:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(11,58,54,.1)}.fb-ic2 .fb-ic{width:34px;height:34px;padding:7px;box-sizing:content-box;border-radius:12px;background:rgba(45,190,160,.18);color:var(--pi);margin-bottom:6px;align-self:flex-start}.fb-ic2 b{font:700 20px var(--se)}.fb-ic2 span{line-height:1.55}
.fb-web>.fb-pro{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:clamp(24px,5vw,64px);align-items:center;background:var(--pa2)}.fb-pro img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:24px}.fb-pro h2{margin-bottom:14px}.fb-pro p{font-size:17px;line-height:1.65;color:var(--mu);max-width:54ch}.fb-pro ul{margin:16px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:8px}.fb-pro li{padding-left:28px;position:relative;font-weight:600}.fb-pro li:before{content:"";position:absolute;left:0;top:5px;width:16px;height:9px;border-left:3px solid var(--ok);border-bottom:3px solid var(--ok);transform:rotate(-45deg)}
.fb-seg-w{margin-bottom:24px}
.fb-pg3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}
.fb-pc2{display:flex;flex-direction:column;gap:8px;padding:28px;background:#fff;border:1.5px solid var(--ln);border-radius:24px;position:relative}.fb-pc2.hot{background:var(--pi);color:#fff;border-color:var(--pi);box-shadow:0 24px 50px rgba(11,58,54,.3);transform:translateY(-8px)}.fb-pc2.hot .a-mu{color:#a9c4ba}.fb-pc2 h3{font-size:24px}
.fb-bd{align-self:flex-start;background:var(--am);color:var(--pi);font-weight:800;font-size:12px;letter-spacing:.05em;text-transform:uppercase;padding:4px 12px;border-radius:99px}.fb-bd.g{background:var(--pa2);color:var(--mu)}
.fb-pr2{display:flex;align-items:baseline;gap:8px}.fb-pr2 b{font:700 52px/1 var(--se);font-variant-numeric:tabular-nums}.fb-pr2 span{color:var(--mu);font-weight:600}.fb-pc2.hot .fb-pr2 span{color:#a9c4ba}
.fb-pc2 ul{list-style:none;padding:0;margin:8px 0 14px;display:flex;flex-direction:column;gap:8px;flex:1}.fb-pc2 li{padding-left:24px;position:relative;font-size:14px}.fb-pc2 li:before{content:"";position:absolute;left:2px;top:5px;width:12px;height:7px;border-left:2.5px solid var(--ok);border-bottom:2.5px solid var(--ok);transform:rotate(-45deg)}.fb-pc2.hot li:before{border-color:var(--am2)}
.fo .fb-pc2.hot .a-btn{background:var(--am);color:var(--pi)}
.fb-web>.fb-faq{background:#fff}.fb-faq h2,.fb-faq .a-k{display:block}.fb-faq>div{max-width:820px}
.fb-fi{border-bottom:1px solid var(--ln)}.fb-fi>button{display:flex;justify-content:space-between;align-items:center;gap:16px;width:100%;text-align:left;padding:20px 4px;font:700 18px var(--se);min-height:60px;color:var(--pi)}.fb-fi>button .fb-ic{transition:transform .25s;color:var(--pi3)}.fb-fi.open>button .fb-ic{transform:rotate(45deg)}
.fb-fi>div{display:grid;grid-template-rows:0fr;transition:grid-template-rows .3s}.fb-fi.open>div{grid-template-rows:1fr}.fb-fi>div>p{overflow:hidden;min-height:0;line-height:1.7;color:var(--mu);font-size:15.5px}.fb-fi.open>div>p{padding:0 4px 20px}
.fb-web>.fb-tr{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,5vw,64px);align-items:center;background:var(--pi);color:#fff}.fb-tr h2{color:#fff}.fb-tr .a-k{color:var(--am2)!important}.fb-tr p{color:#b9cdc4;font-size:17px;line-height:1.6}
.fb-tr form{display:flex;flex-direction:column;gap:14px;background:#fff;color:var(--tx);padding:clamp(20px,3vw,32px);border-radius:24px}.fb-tr form .a-mu{min-height:18px;color:var(--bad)}
.fb-ok2{background:#fff;color:var(--tx);padding:clamp(24px,3vw,40px);border-radius:24px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:8px;animation:fbin .3s}.fb-ok2>.fb-ic{width:56px;height:56px;padding:14px;box-sizing:border-box;border-radius:50%;background:var(--ok);color:#fff;stroke-width:3}.fb-ok2 h3{font-size:26px;color:var(--pi)}.fb-ok2 p{color:var(--mu)!important;font-size:15px!important}
.fb-wf{padding:28px var(--px) 40px;display:flex;gap:16px;flex-wrap:wrap;align-items:baseline;justify-content:space-between;background:var(--pi);border-top:1px solid rgba(255,255,255,.1);color:#fff}.fb-wf b{font:700 20px var(--se)}.fb-wf .a-mu{color:#8fb0a4}
/* ---------- tablet y móvil ---------- */
@media(max-width:1180px){
 .fb-live,.fb-up,.fb-pn,.fb-cal,.fb-cw,.fb-plg{grid-template-columns:minmax(0,1fr)}
 .fb-du{grid-template-columns:minmax(0,1fr)}.fb-dside{display:none}
 .fb-sm{grid-template-columns:repeat(2,1fr)}
 .fb-cm{grid-template-columns:minmax(0,1fr) 260px}
}
@media(max-width:899px){
 .fb-fit{padding-bottom:12px}
 .fb-chat{grid-template-columns:minmax(0,1fr)}.fb-ch{display:none}
 .fb-chsel{cursor:pointer;background:var(--pa2);padding:8px 12px;border-radius:12px;min-height:44px}.fb-chsel .fb-ic{display:inline-block}
 .fb-rt,.fb-on{display:none}.fb-rh{padding:8px 12px}.fb-ms{padding:4px 14px}
 .fb-hw{grid-template-columns:minmax(0,1fr)}.fb-hw.det .fb-hl,.fb-hw:not(.det) .fb-hd{display:none}.fb-bk.mob{display:inline-flex}
 .fb-corr{grid-template-columns:1fr}.fb-rb>div{grid-template-columns:1fr 1fr 32px}
 .fb-steps{grid-template-columns:1fr}
 .fb-call.on .fb-cm{display:flex;flex-direction:column;overflow-y:auto}.fb-cs{flex:none;padding:10px}.fb-stage{min-height:230px;flex:none}.fb-cc{min-height:220px;border-left:0;border-top:1px solid rgba(255,255,255,.08)}.fb-cmsg{max-height:200px}
 .fb-tiles{grid-auto-columns:104px}.fb-tile{height:84px}
 .fb-ct{padding:10px 12px;gap:8px;flex-wrap:wrap}.fb-ca{display:none}
 .fb-cb2{gap:6px;padding:8px}.fb-cb2 button{width:52px;min-height:52px;font-size:12px}.fb-cb2 button.end{width:60px}
 .fb-cd div{min-width:0;flex:1}.fb-cd b{font-size:28px}
 .fb-cal .fb-dc{min-height:52px;align-items:center;padding:4px;gap:2px}.fb-cal .fb-evl{display:none}.fb-cal .fb-dots{display:flex}.fb-cal .fb-dc b{font-size:13px}.fb-cnav h2{min-width:0;flex:1;font-size:20px}.fb-cnav{width:100%}
 .fb-grid{padding:8px}.fb-dg,.fb-dw{gap:3px}
 .fb-big b{font-size:60px}
 .fb-fg{grid-template-columns:1fr}.fb-li{flex-wrap:wrap}
 .fb-sm{gap:10px}.fb-sc{padding:14px}
 .fb-tw thead{display:none}.fb-tw table,.fb-tw tbody,.fb-tw tr,.fb-tw td{display:block}.fb-tw tr{display:grid;grid-template-columns:1fr 1fr;gap:2px 12px;padding:12px 4px;border-bottom:1px solid var(--ln)}.fb-tw td{border:0;padding:2px 4px;white-space:normal}.fb-tw td:first-child{grid-column:1/-1}.fb-tw td[data-l]:before{content:attr(data-l) ": ";color:var(--mu);font-size:12px}.fb-tw td[data-l=Temario]{grid-column:1/-1}.fb-tw td[data-l=Temario]:before{display:none}
 .fb-fd{padding:20px 16px}
 .fb-wn nav{display:none}.fb-wn{gap:10px}
 .fb-hero,.fb-web>.fb-pro,.fb-web>.fb-tr{grid-template-columns:minmax(0,1fr)}.fb-hi2{order:-1}.fb-hi2 img{aspect-ratio:16/10}.fb-fl{left:12px;bottom:-18px}.fb-hero{padding-bottom:50px!important}
 .fb-rg{grid-template-columns:1fr 1fr;gap:18px 12px}.fb-ig,.fb-pg3{grid-template-columns:1fr}.fb-pc2.hot{transform:none}
 .fb-btns .a-btn.big{flex:1}
 .fo .a-btn,.fb-seg button,.fb-op{min-height:44px}
 .fb-dl .fb-dc{padding:14px;gap:12px}.fb-vote{width:50px}.fb-dtool2{flex-direction:column;align-items:stretch}.fb-dtool{flex-wrap:wrap}.fb-dtool .a-btn{flex:none}
 .fb-pl.on{padding:14px}.fb-plm h2{font-size:21px}
 .fb-ib2{width:260px}
}
@media(prefers-reduced-motion:reduce){.fb-m,.fb-qi,.fb-call.on,.fb-th.on,.fb-dc.new,.fb-li.nuevo,.fb-aform,.fb-ok2{animation:none}.fb-fd,.fb-fi>div,.fb-vc{transition:none}}
.fb-chs .fb-cb{color:var(--tx);min-height:44px;font-size:15px}.fb-chs .fb-cb:hover{background:var(--pa2)}.fb-chs .fb-cb.on{background:var(--pa2);color:var(--pi)}.fb-chs .fb-hs{color:var(--mu)}.fb-chs .fb-cg{color:var(--mu)}
/* posters tipograficos de clase */
.fb-po:before,.fb-scr:before{display:none}
.fb-pst{position:absolute;inset:0;display:flex;flex-direction:column;gap:4px;padding:16px 18px;background:var(--pi);color:#fff;overflow:hidden}
.fb-pst.v1{background:var(--pa2);color:var(--pi)}
.fb-pst small{font:700 12px Manrope;letter-spacing:.1em;text-transform:uppercase;opacity:.75;max-width:70%}
.fb-pst strong{font:700 34px/1.05 var(--se);color:var(--am)}.fb-pst.v1 strong{color:var(--pi)}
.fb-pst span{font:600 14px/1.25 Manrope;max-width:68%;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.fb-pst i{position:absolute;right:-28px;top:-28px;width:120px;height:120px;border-radius:50%;border:18px solid var(--am);opacity:.9}
.fb-pst.v1 i{border-color:var(--pi);opacity:.14}
.fb-vc:nth-child(3n) .fb-pst i{border-radius:22px;transform:rotate(18deg)}
.fb-po .fb-pb{left:auto;top:auto;right:10px;bottom:10px;margin:0;width:40px;height:40px;z-index:2}
.fb-po em{left:10px;right:auto;z-index:2}.fb-po u{left:auto;right:10px;z-index:2}
.fb-scr .fb-pst{padding:20px 24px 44px}.fb-scr .fb-pst strong{font-size:42px}.fb-scr .fb-bigp,.fb-scr .fb-cap{z-index:2}
.fb-scr .fb-bigp{left:auto;right:28px;top:50%;margin:-38px 0 0}
/* ronda 2 */
#fb-hf.a-chips{flex-wrap:wrap;overflow:visible}
.fb-ml{display:none;padding:14px}.fb-ml h3{font-size:17px;margin-bottom:8px;text-transform:capitalize}
.fb-mli{display:flex;align-items:center;gap:12px;width:100%;text-align:left;padding:8px 6px;min-height:48px;border-radius:10px;border-bottom:1px solid var(--ln)}.fb-mli:last-child{border:0}.fb-mli i{width:10px;height:10px;border-radius:50%;flex:none}.fb-mli .a-grow{display:flex;flex-direction:column;min-width:0;line-height:1.3}.fb-mli b{font-size:14px}.fb-mli .a-mu{font-size:12.5px}.fb-mli.sel{background:var(--pa2)}
.fb-li .fb-ib{width:44px;height:44px}
@media(min-width:1400px){.fb-cal{grid-template-columns:minmax(0,1fr) 400px}.fb-cal .fb-dc{max-height:100px;overflow:hidden}}
@media(min-width:1700px){.fb-cal{grid-template-columns:minmax(0,1fr) 480px;gap:28px}.fb-cal .fb-dc{min-height:84px;max-height:92px}}
@media(max-width:899px){.fb-ml{display:block}.fb-re,.fb-tl{min-height:40px}.fb-re.add{min-width:40px;justify-content:center}.fb-web{padding-bottom:96px}}
.fo .a-card.fb-lv{background:linear-gradient(135deg,#e2f6ee,#fbf6e8);color:var(--tx);border:1px solid var(--ln)}
.fb-lv:after{background:radial-gradient(circle,rgba(79,220,184,.3),transparent 70%)}
.fb-lv h2{color:var(--pi)}.fb-lv .a-mu{color:var(--mu)}
.fb-cd div{background:#fff;border-color:var(--ln)}.fb-cd b{color:#0b5f57}.fb-cd span{color:var(--mu)}
.fb-lvn b{color:var(--pi)}.fo .fb-lv .a-btn.ghost{color:var(--pi);border-color:var(--ln)}.fb-lv .a-btn.ghost.on{background:rgba(15,118,110,.12)}