/* ===== Página inicial com vida: cards que se mexem e painel ao vivo ===== */
/* cartão de questão dinâmico */
.mv-q{gap:6px}
.mv-q .mv-d{align-self:flex-start;font-size:8.5px;font-weight:900;letter-spacing:.08em;text-transform:uppercase;color:#7dd3fc;background:rgba(56,189,248,.12);border:1px solid rgba(56,189,248,.3);padding:2px 8px;border-radius:99px}
.mv-q .mv-t{min-height:30px}
.mv-q .mv-a{transition:background .3s,border-color .3s,color .3s}
.mv-q .mv-a.sel{border-color:#38bdf8;background:rgba(56,189,248,.12)}
.mv-q .mv-a.erra{border-color:#f43f5e;background:rgba(244,63,94,.16);color:#fecdd3}
.mv-q .mv-a.certa{border-color:#10b981;background:rgba(16,185,129,.16);color:#a7f3d0}
.ld-tile.ok .mv-certa{animation:none}
.mv-q .mv-g{opacity:0;transform:translateY(5px);transition:.4s;margin-top:auto;animation:none!important}
.mv-q .mv-g.on{opacity:1;transform:none}
.mv-q.troca>*{opacity:0;transform:translateY(6px)}
.mv-q>*{transition:opacity .35s,transform .35s}
/* flashcard dinâmico */
.mv-f .mv-fv{animation:none!important;transition:transform .75s cubic-bezier(.4,0,.2,1)}
.mv-f .mv-fv.virado{transform:rotateY(180deg)}
.mv-f .mv-tag{position:absolute;top:10px;left:12px;font-size:8.5px;font-weight:900;letter-spacing:.08em;text-transform:uppercase;color:#7dd3fc}
.mv-f .mv-fl span{font-size:11px}
/* métricas dinâmicas no card */
.mv-m{flex-direction:column;gap:8px;justify-content:center;align-items:stretch;padding:12px 16px}
.mv-m .mv-linha{display:flex;align-items:center;gap:14px}
.mv-m .mv-anel .g{transition:stroke-dashoffset 1s ease}
.mv-m .mv-nome{font-size:9px;font-weight:900;letter-spacing:.08em;text-transform:uppercase;color:#7dd3fc;margin-bottom:2px}
.mv-m .mv-sub{font-size:10px;color:#94a3b8}
.mv-m .mv-barras{max-width:none;gap:6px;flex:1}
.mv-m .mv-b{display:grid;grid-template-columns:62px 1fr 28px;gap:6px;align-items:center;font-size:9px;color:#cbd5e1}
.mv-m .mv-b span.t{height:6px;border-radius:99px;background:#1b2447;overflow:hidden}
.mv-m .mv-b span.t i{display:block;height:100%;width:0;border-radius:99px;background:linear-gradient(90deg,#6366f1,#38bdf8);transition:width .9s ease}
.mv-m .mv-b b{text-align:right;color:#fff}

/* painel ao vivo */
.lv-card{background:#070d1e;border:1px solid #1f2850;border-radius:26px;padding:20px;color:#cbd5e1;box-shadow:0 36px 80px rgba(11,18,32,.3);display:grid;gap:14px;min-width:0}
.lv-topo{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:space-between}
.lv-live{display:inline-flex;align-items:center;gap:8px;font-size:.7rem;font-weight:900;letter-spacing:.08em;text-transform:uppercase;color:#fecdd3;background:rgba(244,63,94,.14);border:1px solid rgba(244,63,94,.35);padding:6px 12px;border-radius:99px}
.lv-live i{width:8px;height:8px;border-radius:50%;background:#fb7185;animation:lv-pulso 1.4s ease-in-out infinite}
@keyframes lv-pulso{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(1.5)}}
.lv-aluno{display:flex;align-items:center;gap:12px;transition:opacity .3s}
.lv-aluno.troca{opacity:0}
.lv-aluno b{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,#38bdf8,#6366f1);color:#04121f;display:flex;align-items:center;justify-content:center;font-size:1.05rem}
.lv-aluno strong{display:block;color:#fff;font-size:.95rem}
.lv-aluno small{color:#94a3b8;font-size:.74rem}
.lv-ks{display:flex;gap:10px;flex-wrap:wrap}
.lv-ks div{background:#0f1730;border:1px solid #1f2850;border-radius:12px;padding:8px 14px;min-width:96px}
.lv-ks span{display:block;font-size:.58rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#94a3b8}
.lv-ks strong{font-size:1.2rem;color:#fff;font-weight:900}
.lv-grade{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.lv-bl{background:#0b1128;border:1px solid #1f2850;border-radius:16px;padding:14px;min-width:0}
.lv-w2{grid-column:span 2}
.lv-cab{font-size:.72rem;font-weight:800;color:#e2e8f0;margin-bottom:10px}
#lv-linha{width:100%;height:190px;display:block}
.lv-donut{position:relative;width:128px;height:128px;margin:6px auto 10px}
.lv-donut svg{width:100%;height:100%;transform:rotate(-90deg)}
.lv-donut circle{fill:none;stroke-width:11;stroke-dasharray:251.3}
.lv-donut .f{stroke:#1b2447}
.lv-donut .e{stroke:#fb7185;stroke-dashoffset:0}
.lv-donut .g{stroke:#34d399;stroke-linecap:butt}
.lv-donut strong{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:900;color:#fff}
.lv-leg{display:flex;justify-content:center;gap:16px;font-size:.7rem;font-weight:700}
.lv-leg .a{color:#6ee7b7}.lv-leg .e{color:#fda4af}
.lv-leg b{color:#fff;margin-left:4px}
.lv-heat{display:grid;grid-template-columns:repeat(7,1fr);gap:5px}
.lv-heat i{aspect-ratio:1;border-radius:6px;background:#141c3d;transition:background .5s}
.lv-heat i.n1{background:#164e63}.lv-heat i.n2{background:#0e7490}.lv-heat i.n3{background:#0ea5e9}.lv-heat i.n4{background:#7dd3fc}
.lv-disc{display:grid;gap:11px}
.lv-d{display:grid;grid-template-columns:104px 1fr 38px;gap:10px;align-items:center;font-size:.74rem;color:#cbd5e1}
.lv-d .t{height:10px;border-radius:99px;background:#1b2447;overflow:hidden}
.lv-d .t i{display:block;height:100%;width:0;border-radius:99px;background:linear-gradient(90deg,#6366f1,#38bdf8)}
.lv-d .t i.baixo{background:linear-gradient(90deg,#fb7185,#f59e0b)}
.lv-d b{text-align:right;color:#fff}
.lv-mel{display:grid;gap:9px}
.lv-m{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;background:#0f1730;border:1px solid #1f2850;font-size:.76rem;color:#e2e8f0;transition:border-color .4s}
.lv-m:first-child{border-color:rgba(251,113,133,.5)}
.lv-m .n{width:24px;height:24px;border-radius:8px;background:#1b2447;color:#7dd3fc;font-weight:900;display:flex;align-items:center;justify-content:center;font-size:.72rem;flex:0 0 auto}
.lv-m small{display:block;color:#94a3b8;font-size:.66rem;margin-top:1px}
.lv-m em{margin-left:auto;font-style:normal;font-size:.58rem;font-weight:900;letter-spacing:.06em;text-transform:uppercase;padding:3px 9px;border-radius:99px;white-space:nowrap}
.lv-m em.a{background:rgba(251,113,133,.16);color:#fda4af}
.lv-m em.m{background:rgba(251,191,36,.16);color:#fcd34d}
@media (max-width:980px){
  .lv-grade{grid-template-columns:repeat(2,1fr)}
  .lv-w2{grid-column:span 2}
}
@media (max-width:560px){
  .lv-card{padding:14px;border-radius:20px}
  .lv-grade{grid-template-columns:1fr}
  .lv-w2{grid-column:auto}
  .lv-d{grid-template-columns:92px 1fr 36px}
  .lv-ks div{min-width:0;flex:1}
  .lv-topo{gap:12px}
}
@media (prefers-reduced-motion:reduce){.lv-live i{animation:none}}

.mv{height:214px}
.mv-m .mv-b>span:first-child{height:auto;background:none;border-radius:0;overflow:visible;white-space:nowrap}
.mv-m .mv-barras{gap:8px}
.mv-f .mv-fv{height:150px}
.mv-q .mv-t{font-size:10.5px}
.mv-q .mv-a{padding:6px 10px}