/* Acervo — player e catálogo.
   Sem framework, sem CDN: o arquivo que você lê é o que roda.
   Leveza é requisito, não estilo — o player concorre por banda com o vídeo. */

:root{
  --preto:#0b0b0d;
  --fundo:#101014;
  --carta:#17171c;
  --carta-alta:#1e1e25;
  --borda:#26262f;
  --texto:#f2f2f5;
  --suave:#a1a1ad;
  --tenue:#6b6b78;
  --acento:#e50914;          /* vermelho de catálogo, sem pedir desculpa */
  --acento-2:#ff2b36;
  --ok:#3fb27f;
  --raio:8px;
  --topo-h:60px;
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--preto);color:var(--texto);
  font:15px/1.5 ui-sans-serif,-apple-system,"Segoe UI",Roboto,sans-serif;
  -webkit-font-smoothing:antialiased}
body{padding-top:var(--topo-h)}
button,input{font:inherit;color:inherit}
::selection{background:var(--acento);color:#fff}

/* ---------- topo ---------- */
.topo{
  position:fixed;inset:0 0 auto 0;height:var(--topo-h);z-index:60;
  display:flex;align-items:center;gap:20px;padding:0 28px;
  background:linear-gradient(180deg,rgba(11,11,13,.97),rgba(11,11,13,.72) 70%,transparent);
  backdrop-filter:blur(8px);
}
.marca{font-weight:800;font-size:19px;letter-spacing:-.03em;color:var(--acento);flex:none}
.busca-wrap{position:relative;flex:1;max-width:520px;display:flex;align-items:center}
#busca{
  width:100%;padding:9px 42px 9px 14px;border-radius:999px;
  background:var(--carta);border:1px solid var(--borda);
  transition:border-color .15s,background .15s;
}
#busca:focus{outline:none;border-color:var(--acento);background:var(--carta-alta)}
#busca::placeholder{color:var(--tenue)}
.mic{
  position:absolute;right:5px;width:32px;height:32px;border:0;border-radius:50%;
  background:transparent;color:var(--suave);cursor:pointer;display:grid;place-items:center;
}
.mic:hover{color:var(--texto);background:var(--carta-alta)}
.mic.ouvindo{color:#fff;background:var(--acento);animation:pulso 1.2s ease-in-out infinite}
.mic svg{fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
@keyframes pulso{50%{box-shadow:0 0 0 7px rgba(229,9,20,.25)}}
.stats{margin-left:auto;font-size:12.5px;color:var(--tenue);white-space:nowrap}

/* ---------- herói ---------- */
.heroi{
  position:relative;min-height:56vh;display:flex;align-items:flex-end;
  padding:0 28px 44px;margin-bottom:8px;
  background:
    radial-gradient(120% 100% at 15% 0%,rgba(229,9,20,.16),transparent 55%),
    linear-gradient(180deg,#16161c,var(--preto));
}
.heroi::after{
  content:"";position:absolute;inset:auto 0 0 0;height:120px;
  background:linear-gradient(180deg,transparent,var(--preto));pointer-events:none;
}
.heroi-conteudo{position:relative;z-index:2;max-width:620px}
.sobrelinha{font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--acento-2);font-weight:700;margin-bottom:10px}
.heroi h1{font-size:clamp(28px,4.4vw,46px);line-height:1.08;letter-spacing:-.025em;
  font-weight:800;margin-bottom:12px}
.heroi-meta{color:var(--suave);font-size:14px;margin-bottom:22px}
.heroi-acoes{display:flex;gap:10px;flex-wrap:wrap}

.botao{
  padding:10px 20px;border-radius:6px;border:1px solid var(--borda);
  background:var(--carta-alta);cursor:pointer;font-weight:600;font-size:14px;
  transition:transform .12s,background .15s,border-color .15s;
}
.botao:hover{background:#2a2a33;transform:translateY(-1px)}
.botao.primario{background:#fff;color:#000;border-color:#fff}
.botao.primario:hover{background:#e6e6e6}
.link{background:none;border:0;color:var(--suave);cursor:pointer;font-size:13px}
.link:hover{color:var(--texto);text-decoration:underline}

/* ---------- trilhas ---------- */
.secao{padding:0 28px;margin-bottom:34px}
.secao-cabeca{display:flex;align-items:baseline;gap:14px;margin-bottom:12px}
.secao h2{font-size:16px;font-weight:700;letter-spacing:-.01em}
.secao .cont{font-size:12.5px;color:var(--tenue)}

.trilha{
  display:grid;grid-auto-flow:column;grid-auto-columns:236px;gap:12px;
  overflow-x:auto;scroll-snap-type:x proximate;padding:4px 0 14px;
  scrollbar-width:thin;scrollbar-color:var(--borda) transparent;
}
.trilha::-webkit-scrollbar{height:7px}
.trilha::-webkit-scrollbar-thumb{background:var(--borda);border-radius:9px}
.trilha::-webkit-scrollbar-thumb:hover{background:#3a3a46}

.carta{
  scroll-snap-align:start;background:var(--carta);border:1px solid var(--borda);
  border-radius:var(--raio);overflow:hidden;cursor:pointer;text-align:left;
  transition:transform .16s cubic-bezier(.2,.7,.3,1),border-color .16s;
  display:flex;flex-direction:column;
}
.carta:hover{transform:scale(1.045);border-color:#3d3d4a;z-index:2}
.carta:focus-visible{outline:2px solid var(--acento);outline-offset:2px}
.miniatura{
  aspect-ratio:16/9;background:linear-gradient(135deg,#1c1c24,#121218);
  display:grid;place-items:center;position:relative;
}
.miniatura .glifo{font-size:26px;color:#3a3a46}
.dur{
  position:absolute;right:6px;bottom:6px;background:rgba(0,0,0,.82);
  padding:1px 6px;border-radius:4px;font-size:11px;font-variant-numeric:tabular-nums;
}
.barra-visto{position:absolute;left:0;bottom:0;height:3px;background:var(--acento)}
.carta-txt{padding:9px 11px 11px}
.carta-txt h3{font-size:13px;font-weight:600;line-height:1.32;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.carta-txt .mod{font-size:11px;color:var(--tenue);margin-top:4px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ---------- resultados de busca ---------- */
.resultados{display:flex;flex-direction:column;gap:6px}
.res{
  display:flex;gap:12px;align-items:center;padding:10px 12px;background:var(--carta);
  border:1px solid var(--borda);border-radius:var(--raio);cursor:pointer;text-align:left;
  transition:background .14s,border-color .14s;
}
.res:hover{background:var(--carta-alta);border-color:#3d3d4a}
.res .tempo{
  flex:none;font-variant-numeric:tabular-nums;font-size:12.5px;color:var(--acento-2);
  background:rgba(229,9,20,.12);padding:3px 8px;border-radius:5px;font-weight:600;
}
.res .txt h4{font-size:13.5px;font-weight:600;margin-bottom:2px}
.res .txt p{font-size:12px;color:var(--tenue)}
.vazio{color:var(--tenue);font-size:14px;padding:18px 0}

/* ---------- palco (player) ---------- */
.palco{
  position:fixed;inset:0;z-index:90;background:#000;display:grid;
  grid-template-columns:1fr 356px;
}
.palco-video{position:relative;display:grid;place-items:center;background:#000;min-width:0}
#video{width:100%;height:100%;max-height:100vh;object-fit:contain;background:#000}
.fechar{
  position:absolute;top:14px;right:14px;z-index:95;width:38px;height:38px;
  border:0;border-radius:50%;background:rgba(0,0,0,.6);color:#fff;font-size:17px;
  cursor:pointer;backdrop-filter:blur(6px);
}
.fechar:hover{background:rgba(0,0,0,.85)}
.carregando{position:absolute;inset:0;display:grid;place-items:center;
  background:rgba(0,0,0,.55);pointer-events:none}
.carregando span{
  width:38px;height:38px;border:3px solid rgba(255,255,255,.2);
  border-top-color:#fff;border-radius:50%;animation:gira .8s linear infinite;
}
@keyframes gira{to{transform:rotate(360deg)}}

.palco-lado{
  background:var(--fundo);border-left:1px solid var(--borda);
  display:flex;flex-direction:column;overflow:hidden;
}
.palco-lado h3{padding:18px 18px 4px;font-size:16px;line-height:1.3}
.p-modulo{padding:0 18px 12px;font-size:12px;color:var(--tenue)}
.abas{display:flex;gap:2px;padding:0 12px;border-bottom:1px solid var(--borda)}
.aba{
  background:none;border:0;padding:9px 12px;color:var(--suave);cursor:pointer;
  font-size:13px;border-bottom:2px solid transparent;
}
.aba.ativa{color:var(--texto);border-bottom-color:var(--acento)}
.painel{flex:1;overflow-y:auto;padding:12px 14px}
#filtro-transcricao{
  width:100%;padding:7px 11px;margin-bottom:10px;border-radius:6px;
  background:var(--carta);border:1px solid var(--borda);font-size:13px;
}
#filtro-transcricao:focus{outline:none;border-color:var(--acento)}

.transcricao{display:flex;flex-direction:column;gap:1px}
.fala{
  display:flex;gap:9px;padding:5px 7px;border-radius:5px;cursor:pointer;
  font-size:13px;line-height:1.45;transition:background .12s;
}
.fala:hover{background:var(--carta)}
.fala.atual{background:rgba(229,9,20,.13)}
.fala .t{flex:none;color:var(--tenue);font-size:11.5px;font-variant-numeric:tabular-nums;
  padding-top:2px;min-width:46px}
.fala mark{background:rgba(229,9,20,.35);color:inherit;border-radius:2px}

.item-aula{
  display:flex;gap:10px;align-items:center;padding:8px;border-radius:6px;cursor:pointer;
  font-size:13px;
}
.item-aula:hover{background:var(--carta)}
.item-aula.atual{background:var(--carta-alta);color:var(--acento-2)}
.item-aula .n{color:var(--tenue);font-size:11.5px;min-width:22px}

/* ---------- agente ---------- */
.fab{
  position:fixed;right:22px;bottom:22px;z-index:70;width:54px;height:54px;
  border:0;border-radius:50%;cursor:pointer;display:grid;place-items:center;
  background:var(--acento);color:#fff;box-shadow:0 6px 22px rgba(229,9,20,.42);
  transition:transform .16s,box-shadow .16s;
}
.fab:hover{transform:translateY(-2px) scale(1.05);box-shadow:0 9px 28px rgba(229,9,20,.55)}
.fab svg{fill:none;stroke:currentColor;stroke-width:2;stroke-linejoin:round}

.chat{
  position:fixed;right:22px;bottom:22px;z-index:80;width:min(430px,calc(100vw - 32px));
  height:min(620px,calc(100vh - 44px));background:var(--fundo);
  border:1px solid var(--borda);border-radius:14px;display:flex;flex-direction:column;
  overflow:hidden;box-shadow:0 22px 60px rgba(0,0,0,.6);
  animation:sobe .18s cubic-bezier(.2,.8,.3,1);
}
@keyframes sobe{from{opacity:0;transform:translateY(14px)}}
.chat-topo{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:13px 15px;border-bottom:1px solid var(--borda);background:var(--carta);
}
.chat-topo strong{display:block;font-size:14px}
.chat-topo span{font-size:11.5px;color:var(--tenue)}
.chat-topo button{background:none;border:0;color:var(--suave);cursor:pointer;font-size:16px}
.chat-topo button:hover{color:var(--texto)}

.chat-msgs{flex:1;overflow-y:auto;padding:14px;display:flex;flex-direction:column;gap:12px}
.msg{display:flex}
.msg.voce{justify-content:flex-end}
.msg .bolha{
  max-width:86%;padding:9px 13px;border-radius:12px;font-size:13.5px;line-height:1.5;
  background:var(--carta);border:1px solid var(--borda);
}
.msg.voce .bolha{background:var(--acento);border-color:var(--acento);color:#fff}
.msg.provisorio .bolha{color:var(--tenue);font-style:italic}
.msg .bolha strong{color:var(--acento-2)}
.msg.voce .bolha strong{color:#fff}

.fontes{display:flex;flex-wrap:wrap;gap:5px;margin-top:8px;width:100%}
.fonte{
  background:var(--carta-alta);border:1px solid var(--borda);border-radius:999px;
  padding:4px 10px;font-size:11.5px;color:var(--suave);cursor:pointer;
}
.fonte:hover{border-color:var(--acento);color:var(--texto)}

.chat-form{display:flex;gap:7px;padding:11px;border-top:1px solid var(--borda);align-items:center}
#chat-input{
  flex:1;padding:9px 12px;border-radius:8px;background:var(--carta);
  border:1px solid var(--borda);font-size:13.5px;
}
#chat-input:focus{outline:none;border-color:var(--acento)}
.chat-form .mic{position:static;width:34px;height:34px;flex:none;
  border:1px solid var(--borda);border-radius:8px;background:var(--carta)}
.chat-form .botao{padding:9px 14px;font-size:13px}

/* ---------- responsivo ---------- */
@media(max-width:900px){
  .palco{grid-template-columns:1fr;grid-template-rows:auto 1fr}
  .palco-video{max-height:42vh}
  .stats{display:none}
}
@media(max-width:600px){
  .topo{padding:0 14px;gap:10px}
  .heroi{padding:0 16px 30px;min-height:44vh}
  .secao{padding:0 16px}
  .trilha{grid-auto-columns:168px}
}