:root{--bg:#050b1f;--bg2:#081634;--panel:#0b1a3d;--panel2:#0a1633;--blue:#2f7bff;--blue2:#6fb0ff;--ice:#9fe7ff;--gold:#f6c445;--gold2:#d69a1c;--purple:#8b5cff;--green:#3dff9a;--red:#ff6b7a;--text:#eef4ff;--muted:#a9b9dd;--line:rgba(255,255,255,.09);--r:18px;--font-h:"Sora","Segoe UI",system-ui,sans-serif;--font-b:"Inter","Segoe UI",system-ui,sans-serif;--side:264px}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--text);font:15px/1.55 var(--font-b);min-height:100vh}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit;color:inherit}
img{max-width:100%;display:block}
.app{display:grid;grid-template-columns:var(--side) 1fr;min-height:100vh}
/* barra lateral */
.side{position:sticky;top:0;height:100vh;overflow:auto;background:linear-gradient(180deg,#07122c,#050b1f);border-right:1px solid var(--line);padding:18px 14px;display:flex;flex-direction:column;gap:6px}
.brand{display:flex;align-items:center;gap:12px;padding:4px 6px 16px;border-bottom:1px solid var(--line);margin-bottom:8px}
.brand img{width:56px;height:56px;border-radius:14px;box-shadow:0 0 0 1px rgba(111,176,255,.35),0 8px 24px rgba(47,123,255,.3)}
.brand b{font:800 15px/1.15 var(--font-h);letter-spacing:.01em}.brand small{display:block;color:var(--muted);font-size:11.5px;margin-top:2px}
.nav-t{font:700 11px var(--font-b);color:#6d7fa8;letter-spacing:.09em;text-transform:uppercase;padding:12px 10px 4px}
.nav a,.nav button{display:flex;align-items:center;gap:10px;width:100%;text-align:left;background:none;border:0;border-radius:12px;padding:9px 12px;color:#cfdcff;cursor:pointer;font-weight:500}
.nav a:hover,.nav button:hover{background:rgba(255,255,255,.06)}
.nav a.on{background:linear-gradient(90deg,rgba(47,123,255,.28),rgba(47,123,255,.06));color:#fff;box-shadow:inset 3px 0 0 var(--blue)}
.nav .n{flex:none;width:22px;height:22px;border-radius:7px;background:rgba(255,255,255,.08);font:700 11px/22px var(--font-b);text-align:center}
.nav a.on .n{background:var(--blue)}
.side-foot{margin-top:auto;border-top:1px solid var(--line);padding:12px 6px 4px;font-size:12.5px;color:var(--muted)}
.side-foot b{display:block;color:var(--text);font-size:13px;word-break:break-all}
.side-foot .aviso{margin-top:10px;font-size:11px;color:#6d7fa8}
.topo-m{display:none}
/* conteúdo */
.main{padding:28px clamp(16px,3vw,44px) 60px;min-width:0}
.voltar{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);background:rgba(255,255,255,.04);border-radius:999px;padding:8px 16px 8px 12px;font-weight:600;font-size:14px;margin-bottom:18px}
.voltar:hover{background:rgba(255,255,255,.09)}
h1{font:800 clamp(26px,3.4vw,40px)/1.12 var(--font-h);letter-spacing:-.01em}
h2.sec{font:800 26px var(--font-h);margin:30px 0 16px}
.kicker{font:700 12px var(--font-b);color:var(--blue2);letter-spacing:.1em;text-transform:uppercase;margin-bottom:8px}
.muted{color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:11px 24px;font-weight:700;cursor:pointer;background:linear-gradient(180deg,#4b94ff,#2763d8);color:#fff;box-shadow:0 6px 18px rgba(47,123,255,.4);transition:transform .15s,filter .15s}
.btn:hover{transform:translateY(-1px);filter:brightness(1.1)}
.btn.ouro{background:linear-gradient(180deg,#ffe58a,#e6a91f);color:#2b1c02;box-shadow:0 6px 18px rgba(246,196,69,.35)}
.btn.ghost{background:rgba(255,255,255,.07);box-shadow:none;border:1px solid var(--line)}
.btn.peq{padding:8px 16px;font-size:13.5px}
/* herói */
.hero{position:relative;border-radius:24px;overflow:hidden;min-height:300px;display:flex;align-items:center;border:1px solid var(--line);background:#07122c}
.hero:before{content:"";position:absolute;inset:0;background:var(--bg-hero) center/cover;opacity:.9}
.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,11,31,.93) 30%,rgba(5,11,31,.12))}
.hero .in{position:relative;z-index:1;padding:clamp(22px,4vw,48px);max-width:640px}
.hero p{color:#cbd8f6;margin:14px 0 20px;font-size:16px}
.hero .acoes{display:flex;gap:12px;flex-wrap:wrap}
.prog{background:var(--panel2);border:1px solid var(--line);border-radius:16px;padding:16px 20px;margin:18px 0 0}
.prog .l{display:flex;justify-content:space-between;font-weight:600;margin-bottom:10px}.prog .l span{color:var(--blue2);font-weight:800}
.barra{height:9px;background:rgba(255,255,255,.1);border-radius:99px;overflow:hidden}.barra i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#2f7bff,#6fb0ff,#f6c445)}
/* grades de cursos e módulos */
.grade{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:18px}
.grade.cursos{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.poster{position:relative;display:block;aspect-ratio:2/3;border-radius:20px;overflow:hidden;border:1px solid var(--line);background:#0a1633;transition:transform .25s,box-shadow .25s;cursor:pointer}
.poster:hover{transform:translateY(-6px) scale(1.025);box-shadow:0 22px 44px rgba(0,0,0,.6),0 0 0 1px rgba(111,176,255,.5)}
.poster img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.poster:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,11,31,.15) 20%,rgba(5,11,31,.92) 82%)}
.poster .tag{position:absolute;z-index:2;top:12px;left:12px;background:rgba(5,11,31,.72);border:1px solid var(--line);border-radius:999px;padding:4px 12px;font-size:12px;font-weight:600;backdrop-filter:blur(6px)}
.poster .ok{position:absolute;z-index:2;top:11px;right:11px;width:26px;height:26px;border-radius:50%;background:var(--green);color:#04210f;font-weight:900;text-align:center;line-height:26px}
.poster .txt{position:absolute;z-index:2;left:0;right:0;bottom:0;padding:14px 16px 16px}
.poster h3{font:800 18px/1.2 var(--font-h);margin-bottom:6px}
.poster small{color:var(--muted);font-size:12.5px;display:block}
.poster .barra{height:5px;margin-top:10px}
.poster.curso{aspect-ratio:3/4}
.poster.trava img{filter:grayscale(.7) brightness(.38)}
.poster.trava{border-color:rgba(255,255,255,.06)}
.poster.trava .txt h3,.poster.trava .txt small{opacity:.6}
.poster.aceso{border-color:rgba(111,176,255,.55);box-shadow:0 0 0 1px rgba(111,176,255,.35),0 14px 40px rgba(47,123,255,.32)}
.cadeado{position:absolute;z-index:2;top:50%;left:50%;transform:translate(-50%,-70%);width:68px;height:68px;border-radius:50%;background:rgba(5,11,31,.82);border:1px solid rgba(246,196,69,.6);display:grid;place-items:center;font-size:30px;box-shadow:0 0 30px rgba(246,196,69,.3)}
.selo{display:inline-block;border-radius:999px;padding:3px 10px;font-size:11.5px;font-weight:700;margin-bottom:8px}
.selo.liberado{background:rgba(61,255,154,.15);color:var(--green)}.selo.travado{background:rgba(246,196,69,.15);color:var(--gold)}
/* aulas */
.cab-mod{margin-bottom:8px}
.cab-mod .meta{display:flex;gap:18px;color:var(--muted);margin:10px 0 14px;flex-wrap:wrap}
.aula{background:linear-gradient(160deg,#0c1f4a,#08153a);border:1px solid var(--line);border-radius:22px;padding:20px;margin:22px 0;scroll-margin-top:20px}
.aula.alvo{box-shadow:0 0 0 2px var(--blue)}
.aula-g{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:24px;align-items:start}
.vid{position:relative;aspect-ratio:16/9;border-radius:16px;overflow:hidden;background:#030816;border:1px solid var(--line)}
.vid iframe,.vid video{position:absolute;inset:0;width:100%;height:100%;border:0}
.vid.vazio{display:grid;place-items:center;background:radial-gradient(circle at 30% 20%,rgba(47,123,255,.35),transparent 55%),radial-gradient(circle at 80% 90%,rgba(139,92,255,.3),transparent 55%),#030816}
.vid .pl{text-align:center}
.vid .pl i{display:grid;place-items:center;width:74px;height:74px;margin:0 auto 12px;border-radius:50%;background:rgba(255,255,255,.1);border:2px solid rgba(255,255,255,.35);font-style:normal;font-size:28px;padding-left:5px}
.vid .pl b{display:block;font:700 15px var(--font-h)}.vid .pl span{font-size:12.5px;color:var(--muted)}
.aula h3{font:800 21px/1.25 var(--font-h);margin:2px 0 6px}
.aula .num{font:700 12px var(--font-b);color:var(--blue2);letter-spacing:.08em;text-transform:uppercase}
.aula ul{margin:12px 0 0 0;padding-left:18px;color:#cbd8f6;font-size:14px}.aula ul li{margin:3px 0}
.acao{margin-top:14px;padding:12px 14px;border-radius:14px;background:rgba(246,196,69,.09);border:1px solid rgba(246,196,69,.28);font-size:14px}
.acao b{color:var(--gold);display:block;font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:3px}
.feito{margin-top:14px}
.feito.on{background:rgba(61,255,154,.16);color:var(--green);border:1px solid rgba(61,255,154,.4);box-shadow:none}
.mats{margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.mats h4{font:800 13px var(--font-b);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.mat-l{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:10px}
.mat{display:flex;gap:12px;align-items:center;background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:14px;padding:11px 14px;cursor:pointer;text-align:left;width:100%}
.mat:hover{background:rgba(47,123,255,.16);border-color:rgba(111,176,255,.5)}
.mat .ic{flex:none;width:40px;height:40px;border-radius:11px;display:grid;place-items:center;font:800 11px var(--font-b);color:#fff}
.ic.xlsx{background:#1d8f4e}.ic.docx{background:#2b6be0}.ic.pdf{background:#d8433b}
.mat b{display:block;font-size:14px;line-height:1.3}.mat small{color:var(--muted);font-size:12px}
.lista-aulas{display:grid;gap:10px;margin-top:6px}
.li-aula{display:flex;gap:14px;align-items:center;background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:14px;padding:12px 16px}
.li-aula:hover{background:rgba(47,123,255,.12)}
.li-aula .bola{flex:none;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.08);font-weight:700;font-size:13px}
.li-aula.ok .bola{background:var(--green);color:#04210f}
/* formulários */
.centro{max-width:440px;margin:6vh auto 0;background:linear-gradient(160deg,#0c1f4a,#08153a);border:1px solid var(--line);border-radius:24px;padding:32px;box-shadow:0 30px 70px rgba(0,0,0,.55)}
.centro .emb{width:104px;height:104px;border-radius:24px;margin:0 auto 18px;box-shadow:0 0 0 1px rgba(111,176,255,.4),0 14px 36px rgba(47,123,255,.35)}
.centro h1{font-size:26px;text-align:center}.centro p.s{text-align:center;color:var(--muted);margin:8px 0 20px;font-size:14.5px}
label{display:block;font-size:13px;font-weight:600;color:#cfdcff;margin:14px 0 6px}
input,select{width:100%;background:#050b1f;border:1px solid rgba(255,255,255,.16);border-radius:12px;padding:12px 14px;outline:none}
input:focus,select:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(47,123,255,.25)}
.centro .btn{width:100%;margin-top:20px}
.erro{background:rgba(255,107,122,.12);border:1px solid rgba(255,107,122,.4);color:#ffc3ca;border-radius:12px;padding:10px 14px;margin-top:14px;font-size:14px}
.okmsg{background:rgba(61,255,154,.1);border:1px solid rgba(61,255,154,.35);color:#b9ffd9;border-radius:12px;padding:10px 14px;margin-top:14px;font-size:14px}
.link{background:none;border:0;color:var(--blue2);cursor:pointer;font-weight:600;padding:0}
.rod-f{text-align:center;margin-top:18px;font-size:13px;color:var(--muted)}
.demo{margin-top:22px;padding-top:18px;border-top:1px dashed var(--line);font-size:13px;color:var(--muted)}
.demo .btn{margin-top:8px;font-size:13px;padding:9px 14px}
.faixa{background:rgba(246,196,69,.1);border:1px solid rgba(246,196,69,.35);color:#ffe9a8;border-radius:12px;padding:10px 14px;font-size:13.5px;margin-bottom:18px}
table.t{width:100%;border-collapse:collapse;font-size:14px}table.t th{text-align:left;color:var(--muted);font-size:12px;letter-spacing:.06em;text-transform:uppercase;padding:8px 10px;border-bottom:1px solid var(--line)}table.t td{padding:10px;border-bottom:1px solid var(--line);word-break:break-word}
.cartao{background:var(--panel2);border:1px solid var(--line);border-radius:18px;padding:20px;margin:16px 0}
.linha{display:grid;grid-template-columns:1fr 1fr 1fr auto;gap:10px;align-items:end}
.rodape{margin-top:46px;padding-top:18px;border-top:1px solid var(--line);color:#6d7fa8;font-size:12.5px;max-width:820px}
.toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);background:#0c1f4a;border:1px solid var(--blue);border-radius:14px;padding:12px 20px;z-index:50;box-shadow:0 14px 40px rgba(0,0,0,.6)}
@media(max-width:900px){
  .app{grid-template-columns:1fr}
  .side{position:fixed;left:0;top:0;bottom:0;width:min(82vw,300px);z-index:40;transform:translateX(-102%);transition:transform .25s}
  .side.aberto{transform:none;box-shadow:0 0 0 100vmax rgba(0,0,0,.6)}
  .topo-m{display:flex;align-items:center;gap:12px;position:sticky;top:0;z-index:30;background:rgba(5,11,31,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line);padding:10px 14px}
  .topo-m button{background:none;border:1px solid var(--line);border-radius:10px;width:42px;height:42px;font-size:20px;cursor:pointer}
  .topo-m img{width:36px;height:36px;border-radius:9px}.topo-m b{font:800 15px var(--font-h)}
  .aula-g{grid-template-columns:1fr}
  .linha{grid-template-columns:1fr}
  .grade{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
}

/* página de aula (estilo TubeClub) */
.aula-pg{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:26px;align-items:start}
.h-aula{font-size:clamp(22px,2.6vw,32px);margin:2px 0 16px}
.barra-aula{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0 4px}
.barra-aula .feito{margin:0}
h2.sec.peq{font-size:19px;margin:24px 0 8px}
.pts{padding-left:20px;color:#cbd8f6;margin-bottom:6px}.pts li{margin:4px 0}
.col-v .acao{margin-top:18px}
.col-l{position:sticky;top:20px;max-height:calc(100vh - 40px);display:flex;flex-direction:column;background:linear-gradient(170deg,#0c1f4a,#08153a);border:1px solid var(--line);border-radius:20px;overflow:hidden}
.pn-top{padding:16px 18px 14px;border-bottom:1px solid var(--line)}
.pn-v{display:inline-block;color:var(--muted);font-size:13px;margin-bottom:4px}.pn-v:hover{color:#fff}
.pn-top>b{display:block;font:800 16px/1.25 var(--font-h);margin-bottom:10px}
.pn-p{display:flex;justify-content:space-between;font-size:13px;color:var(--muted);margin-bottom:7px}.pn-p em{font-style:normal;color:var(--blue2);font-weight:800}
.pn-l{overflow:auto;flex:1}
.acc{border-bottom:1px solid var(--line)}
.acc-h{display:flex;align-items:center;gap:12px;width:100%;background:none;border:0;padding:13px 16px;cursor:pointer;text-align:left}
.acc-h:hover{background:rgba(255,255,255,.04)}
.mb{flex:none;width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.1);font-weight:800;font-size:13px}.mb.feito{background:var(--green);color:#04210f}
.mt{flex:1;min-width:0}.mt b{display:block;font-size:14px;line-height:1.3}.mt small{color:var(--muted);font-size:12px}
.seta{font-style:normal;color:var(--muted);transition:transform .2s}.acc.aberto .seta{transform:rotate(180deg)}
.acc-b{display:none;padding:0 10px 10px}.acc.aberto .acc-b{display:block}
.ls{display:flex;gap:11px;align-items:center;padding:9px 10px;border-radius:12px;border:1px solid transparent}
.ls:hover{background:rgba(255,255,255,.06)}
.ls.cur{background:rgba(47,123,255,.2);border-color:rgba(111,176,255,.65)}
.ls .b{flex:none;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.08);font:700 12px var(--font-b)}.ls.ok .b{background:var(--green);color:#04210f}.ls.cur .b{background:var(--blue)}
.ls b{display:block;font-size:13.5px;font-weight:600;line-height:1.3}.ls small{font-size:11.5px;color:var(--muted)}.ls.ok small{color:var(--green)}.ls.cur small{color:var(--blue2)}
.pn-prox{display:grid;grid-template-columns:1fr auto;gap:2px 10px;align-items:center;padding:14px 18px;background:linear-gradient(90deg,#2763d8,#4b94ff);color:#fff}
.pn-prox small{grid-column:1;font-size:11.5px;opacity:.85;font-weight:600}.pn-prox b{grid-column:1;font-size:14px;line-height:1.3}.pn-prox span{grid-row:1/3;grid-column:2;font-size:22px}
.aulas-g{grid-template-columns:repeat(auto-fill,minmax(230px,1fr))}.poster.aula-c{aspect-ratio:16/10}.poster.aula-c h3{font-size:16px}
@media(max-width:1100px){.aula-pg{grid-template-columns:1fr}.col-l{position:static;max-height:none}.pn-l{max-height:420px}}

/* rótulos Módulo N / Aula N e cor laranja dos módulos */
:root{--laranja:#ff8a2b;--laranja2:#ffb066}
.lm{display:block;font:800 11px/1.2 var(--font-b);font-style:normal;letter-spacing:.09em;text-transform:uppercase;color:var(--laranja);margin-bottom:2px}
.pre{font-weight:800;color:var(--blue2);margin-right:4px;white-space:nowrap}
.nav a.mod{color:var(--laranja2)}.nav a.mod .mtx{display:block}.nav a.mod .n{background:rgba(255,138,43,.2);color:var(--laranja)}
.nav a.mod.on{background:linear-gradient(90deg,rgba(255,138,43,.25),rgba(255,138,43,.05));color:#fff;box-shadow:inset 3px 0 0 var(--laranja)}.nav a.mod.on .n{background:var(--laranja);color:#1c0d00}
.mt b{color:var(--laranja2)}
.mb:not(.feito){background:rgba(255,138,43,.2);color:var(--laranja)}
.kicker.mod{color:var(--laranja)}
.voltar.mod{color:var(--laranja2)}
.poster .tag.mod{color:var(--laranja2);border-color:rgba(255,138,43,.55)}
.ls b .pre{font-size:12px}

.duas{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:20px}
.duas .btn{flex-direction:column;gap:3px;padding:12px 10px;margin:0;width:100%}
.duas .btn b{font-size:14px}.duas .btn small{font-size:11.5px;font-weight:500;color:var(--muted);text-align:center}
@media(max-width:480px){.duas{grid-template-columns:1fr}}