/* Bancada — mundo visual da Alasca UI (a Central), modo Operate: a ferramenta some na tarefa. */
@font-face {
  font-family: "InterLegenda";
  src: url("../fonts/Inter-Bold.ttf") format("truetype");
  font-weight: 700;
  font-display: block;
}
:root {
  --bg: #0a0c11; --elev: #0f131a; --surface: #151a22; --surface-2: #1b212b; --surface-3: #232b37;
  --border: #262e3a; --border-strong: #36404f;
  --ink: #f4f6fa; --ink-2: #c7cedb; --muted: #9aa7ba;
  --brand: #14a8f5; --brand-2: #5cc4ff; --green: #2bd47f; --red: #ff5c63; --amber: #ffb648;
  --font: "Satoshi", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --raio: 12px; --raio-p: 8px;
  --ease: cubic-bezier(.16, 1, .3, 1);
  --sombra: 0 10px 30px -12px rgba(0, 0, 0, .7), 0 2px 6px -2px rgba(0, 0, 0, .5);
  color-scheme: dark;
  accent-color: var(--brand);
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font: 500 14px/1.45 var(--font); }
body { min-height: 100vh; -webkit-font-smoothing: antialiased; }
::selection { background: color-mix(in oklab, var(--brand) 40%, transparent); color: var(--ink); }
* { scrollbar-color: var(--surface-3) transparent; scrollbar-width: thin; }
*::-webkit-scrollbar { height: 10px; width: 10px; }
*::-webkit-scrollbar-thumb { background: var(--surface-3); border-radius: 99px; border: 2px solid var(--bg); }
*::-webkit-scrollbar-track { background: transparent; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }
h1, h2, h3 { margin: 0; letter-spacing: -0.01em; }
h1 { font-size: 26px; font-weight: 900; }
h2 { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-2); }
p { margin: 0; }
button { font: inherit; color: inherit; }
.tnum { font-variant-numeric: tabular-nums; }
.apoio { color: var(--muted); font-size: 13px; }

/* ---- topo */
.topo {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; gap: 24px; height: 56px; padding: 0 20px;
  background: color-mix(in oklab, var(--bg) 82%, transparent); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.marca { display: flex; align-items: baseline; gap: 10px; }
.marca-nome { font-weight: 900; font-size: 18px; letter-spacing: -0.02em; }
.marca-sub { color: var(--muted); font-size: 12px; }
.professores { display: flex; gap: 2px; padding: 3px; background: var(--surface-2); border-radius: 10px; }
.professores button {
  border: 0; background: transparent; color: var(--ink-2); padding: 6px 14px; border-radius: 8px; cursor: pointer;
  font-weight: 700; transition: background .15s var(--ease), color .15s;
}
.professores button:hover { background: var(--surface-3); color: var(--ink); }
.professores button[aria-checked="true"] { background: var(--brand); color: #04121f; }
.professores button:disabled { opacity: .45; cursor: not-allowed; }
.topo-dir { margin-left: auto; display: flex; gap: 8px; }
.chip {
  display: inline-flex; align-items: center; gap: 7px; padding: 5px 10px; border-radius: 99px;
  background: var(--surface-2); color: var(--ink-2); font-size: 12px; font-weight: 700; white-space: nowrap;
}
.chip .ponto { width: 7px; height: 7px; border-radius: 50%; background: var(--muted); }
.chip.ok .ponto { background: var(--green); box-shadow: 0 0 0 3px color-mix(in oklab, var(--green) 25%, transparent); }
.chip.falta .ponto { background: var(--red); }

/* ---- botões */
.bt {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 38px; padding: 0 16px;
  border-radius: 10px; border: 1px solid var(--border-strong); background: var(--surface-2); color: var(--ink);
  font-weight: 700; cursor: pointer; transition: background .15s, border-color .15s, transform .15s var(--ease);
}
.bt:hover { background: var(--surface-3); border-color: var(--border-strong); }
.bt:active { transform: translateY(1px); }
.bt:disabled { opacity: .5; cursor: not-allowed; transform: none; }
.bt-primario { background: var(--brand); border-color: var(--brand); color: #04121f; height: 44px; font-size: 15px; width: 100%; }
.bt-primario:hover { background: var(--brand-2); border-color: var(--brand-2); }
.bt-fantasma { background: transparent; border-color: transparent; color: var(--ink-2); }
.bt-fantasma:hover { background: var(--surface-2); }
.bt-icone { width: 38px; padding: 0; }
.ico { width: 18px; height: 18px; fill: currentColor; }

/* ---- entrada (tela de upload) */
body.aurora::before {
  content: ""; position: fixed; inset: 0 0 auto 0; height: 360px; pointer-events: none; z-index: 0;
  background: radial-gradient(80% 60% at 20% -10%, rgba(20, 168, 245, .18), transparent 60%),
              radial-gradient(70% 60% at 95% 0%, rgba(92, 196, 255, .08), transparent 55%);
}
.main { position: relative; z-index: 1; padding: 32px 24px 64px; }
.entrada-grid {
  max-width: 1180px; margin: 0 auto; display: grid; grid-template-columns: minmax(0, 7fr) minmax(300px, 5fr);
  gap: 32px; align-items: start;
}
/* moldura dupla: bandeja + placa, raios concêntricos (28 = 20 + 8) */
.mesa-solta {
  padding: 8px; border-radius: 28px; background: rgba(255, 255, 255, .03);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .06), 0 40px 80px -40px rgba(0, 0, 0, .9), 0 12px 24px -16px rgba(0, 0, 0, .7);
}
.mesa-solta-core {
  position: relative; border-radius: 20px; background: var(--elev); padding: 32px 32px 28px; min-height: 540px;
  display: grid; align-content: start; gap: 28px; cursor: pointer; outline: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .05), inset 0 0 0 1px rgba(255, 255, 255, .04);
  transition: box-shadow .25s var(--ease), background .25s var(--ease);
}
.mesa-solta-core:hover { background: color-mix(in oklab, var(--brand) 3%, var(--elev)); }
.mesa-solta-core:focus-visible { box-shadow: inset 0 0 0 2px var(--brand); }
.mesa-solta-core.sobre {
  background: color-mix(in oklab, var(--brand) 8%, var(--elev));
  box-shadow: inset 0 0 0 2px var(--brand), 0 0 0 8px color-mix(in oklab, var(--brand) 18%, transparent);
}
.mesa-solta-core.ocupada { cursor: default; }
.mesa-solta-core.ocupada:hover { background: var(--elev); }

/* a tira de filme: furos em cima e embaixo, os quadros numerados no meio */
.filme { display: grid; grid-template-rows: 16px 1fr 16px; border-radius: 14px; background: #07090d; padding: 0 16px; box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .05); }
.furos { background-image: radial-gradient(ellipse 5px 3.5px at 50% 50%, rgba(255, 255, 255, .13) 60%, transparent 62%); background-size: 24px 16px; background-position: 0 50%; }
.slots { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; padding: 12px 0; }
.slot {
  position: relative; aspect-ratio: 9 / 16; border-radius: 10px; display: grid; place-items: center; overflow: hidden;
  border: 1.5px dashed rgba(255, 255, 255, .14); color: var(--muted); font-weight: 900; font-size: 22px; letter-spacing: .02em;
  transition: border-color .25s var(--ease), background-color .25s var(--ease), color .25s var(--ease), transform .35s var(--ease);
  transition-delay: calc(var(--i, 0) * 45ms);
}
.slot.primeiro { border-style: solid; border-color: rgba(255, 255, 255, .22); color: var(--ink-2); }
.slot.mais { border-color: rgba(255, 255, 255, .08); color: rgba(154, 167, 186, .55); }
.mesa-solta-core.sobre .slot { border-color: var(--brand-2); background: color-mix(in oklab, var(--brand) 14%, transparent); color: var(--brand-2); transform: translateY(-4px); }
.slot.cheio { border: 0; background: #000; }  /* sem animação de entrada: os quadros aparecem conforme são lidos, e o fio principal está ocupado */
.slot.cheio canvas, .slot.cheio img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.slot.cheio .num {
  position: absolute; left: 8px; top: 8px; padding: 2px 7px; border-radius: 6px; background: rgba(4, 8, 14, .78);
  color: var(--ink); font-size: 12px; font-weight: 900; letter-spacing: .04em;
}
.slot.cheio .dur { position: absolute; right: 8px; bottom: 8px; padding: 2px 7px; border-radius: 6px; background: rgba(4, 8, 14, .78); color: var(--ink-2); font-size: 11px; font-weight: 700; }

.solta-texto { display: grid; gap: 12px; justify-items: start; }
.solta-texto h1 { font-size: 34px; letter-spacing: -0.025em; text-wrap: balance; line-height: 1.1; }
.solta-texto p { color: var(--muted); font-size: 15px; max-width: 54ch; text-wrap: pretty; }
.solta-acoes { display: flex; align-items: center; gap: 16px; margin-top: 8px; flex-wrap: wrap; }
.bt-solta { width: auto; padding: 0 8px 0 20px; gap: 12px; }
.bt-seta { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 8px; background: rgba(4, 18, 31, .14); transition: transform .3s var(--ease); }
.bt-solta:hover .bt-seta { transform: translateX(3px); }
.bt:active { transform: scale(.96); }

.brutos { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.brutos li {
  display: grid; grid-template-columns: 36px 1fr auto; gap: 14px; align-items: center;
  padding: 8px 12px; background: var(--surface); border-radius: 10px;
}
.brutos .num { font-weight: 900; font-size: 15px; color: var(--brand-2); }
.brutos .nome { font-weight: 700; }
.brutos .meta { color: var(--muted); font-size: 12px; }
@keyframes sobe { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* etapas: uma barra por etapa, a viva varre */
.etapas { list-style: none; margin: 0; padding: 0; display: grid; grid-auto-flow: column; grid-auto-columns: 1fr; gap: 10px; }
.etapas li { display: grid; gap: 8px; color: var(--muted); font-weight: 700; font-size: 13px; min-width: 0; }
.etapas li::before { content: ""; height: 4px; border-radius: 99px; background: var(--surface-3); }
.etapas li span:first-of-type { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.etapas li.pendente { color: rgba(154, 167, 186, .55); }
.etapas li .t { color: var(--ink-2); font-weight: 500; font-size: 12px; }
.etapas li.feita { color: var(--ink-2); }
.etapas li.feita::before { background: var(--green); }
.etapas li.agora { color: var(--ink); }
.etapas li.agora::before { background: linear-gradient(90deg, var(--surface-3) 0 30%, var(--brand) 50%, var(--surface-3) 70% 100%); background-size: 300% 100%; animation: varre 1.4s linear infinite; }
.etapas li.erro { color: var(--red); }
.etapas li.erro::before { background: var(--red); }
@keyframes varre { from { background-position: 100% 0; } to { background-position: 0 0; } }
@media (prefers-reduced-motion: reduce) {
  .etapas li.agora::before { animation: none; background: var(--brand); }
  .slot { transition: none; }
}
.erro { display: grid; gap: 10px; justify-items: start; padding: 14px 16px; border-radius: 12px; background: color-mix(in oklab, var(--red) 12%, var(--elev)); box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--red) 40%, transparent); color: #ffd3d5; }

/* a ficha do que vai acontecer + o padrão do professor com prova real */
.ficha { display: grid; gap: 20px; padding-top: 6px; }
.ficha h2 { font-size: 13px; }
.ficha-lista { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.ficha-lista li { display: grid; grid-template-columns: 40px 1fr; gap: 14px; align-items: start; padding: 10px 8px; border-radius: 12px; }
.ficha-ico { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--surface-2); color: var(--brand-2); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .05); flex: 0 0 auto; }
.ficha-ico .ico { display: block; width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }
.ficha-lista strong { display: block; font-size: 15px; letter-spacing: -0.005em; }
.ficha-lista div > span { display: block; color: var(--muted); font-size: 13px; text-wrap: pretty; margin-top: 2px; }
.padrao-core { display: grid; grid-template-columns: 112px 1fr; gap: 16px; align-items: center; padding: 14px; border-radius: 16px; background: var(--elev); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .05), inset 0 0 0 1px rgba(255, 255, 255, .06), 0 20px 40px -30px rgba(0, 0, 0, .8); }
.padrao-amostra { width: 112px; height: auto; aspect-ratio: 9 / 16; object-fit: cover; border-radius: 10px; outline: 1px solid rgba(255, 255, 255, .1); outline-offset: -1px; display: block; }
.padrao-info { display: grid; gap: 4px; }
.padrao-info strong { font-size: 20px; font-weight: 900; letter-spacing: -0.02em; }
.padrao-info p { color: var(--ink-2); font-size: 13px; text-wrap: pretty; margin: 2px 0 6px; }

/* ---- mesa */
.mesa { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 24px; align-items: start; }
.mesa-esq { display: grid; gap: 18px; min-width: 0; }
.bloco-cab { display: flex; align-items: baseline; gap: 12px; margin-bottom: 8px; }
.fita {
  position: relative; overflow-x: auto; overflow-y: hidden; padding: 46px 12px 14px;
  background: var(--elev); border: 1px solid var(--border); border-radius: var(--raio);
  display: flex; gap: 10px; cursor: crosshair; user-select: none;
}
.trilhos { display: flex; gap: 10px; }
.trilho { position: relative; flex: 0 0 auto; height: 74px; border-radius: 6px; overflow: hidden; background: var(--surface-2); }
/* camada de transições: uma pista em cima da fita */
.camada-fx { position: absolute; left: 0; top: 10px; height: 28px; min-width: 100%; border-bottom: 1px dashed var(--border-strong); }
.camada-rotulo { position: sticky; left: 12px; top: 0; display: inline-block; margin-left: 12px; padding: 2px 0; color: var(--muted); font-size: 10px; font-weight: 900; letter-spacing: .08em; text-transform: uppercase; pointer-events: none; }
.fx-bloco {
  position: absolute; top: 2px; height: 24px; border-radius: 6px; cursor: grab; user-select: none; touch-action: none;
  background: color-mix(in oklab, var(--brand) 78%, #000); color: #eaf7ff; display: flex; align-items: center; gap: 6px; padding: 0 8px;
  box-shadow: inset 0 0 0 1px var(--brand-2), 0 2px 6px rgba(0, 0, 0, .5); font-size: 11px; font-weight: 900; overflow: hidden; z-index: 4;
}
.fx-bloco .nome { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.fx-bloco .tempo { flex: 0 0 auto; font-weight: 700; opacity: .85; }
.fx-bloco .borda { position: absolute; top: 0; bottom: 0; width: 8px; cursor: ew-resize; }
.fx-bloco .borda::after { content: ""; position: absolute; top: 6px; bottom: 6px; left: 3px; width: 2px; border-radius: 1px; background: rgba(234, 247, 255, .55); }
.fx-bloco .borda.esq { left: 0; }
.fx-bloco .borda.dir { right: 0; }
.fx-bloco:hover, .fx-bloco.selecionado { background: var(--brand); color: #04121f; }
.fx-bloco.selecionado { box-shadow: inset 0 0 0 1px #fff, 0 0 0 3px color-mix(in oklab, var(--brand) 35%, transparent); }
.fx-bloco.arrastando { cursor: grabbing; }
.fx-bloco:focus-visible { outline: 2px solid #fff; outline-offset: 1px; }
.trilho canvas { display: block; height: 74px; }
.trilho .rotulo {
  position: absolute; left: 6px; top: 6px; padding: 2px 6px; border-radius: 5px; background: rgba(4, 8, 14, .75);
  color: var(--ink); font-size: 11px; font-weight: 900; letter-spacing: .04em; pointer-events: none;
}
.corte-mapa {
  position: absolute; top: 0; bottom: 0; cursor: pointer;
  background: repeating-linear-gradient(135deg, rgba(255, 92, 99, .55) 0 4px, rgba(255, 92, 99, .18) 4px 8px);
  box-shadow: inset 2px 0 0 var(--red), inset -2px 0 0 var(--red);
  transition: opacity .15s;
}
.corte-mapa.solto { background: none; box-shadow: inset 0 0 0 1.5px var(--amber); }
.corte-mapa.manual { background: repeating-linear-gradient(135deg, rgba(20, 168, 245, .55) 0 4px, rgba(20, 168, 245, .18) 4px 8px); box-shadow: inset 2px 0 0 var(--brand), inset -2px 0 0 var(--brand); }
.selecao { position: absolute; top: 0; bottom: 0; background: color-mix(in oklab, var(--brand) 30%, transparent); box-shadow: inset 0 0 0 1px var(--brand-2); pointer-events: none; z-index: 2; }
.fita-dica { color: var(--muted); font-size: 12px; }
.corte-mapa:hover { filter: brightness(1.15); }
.agulha { position: absolute; left: 0; top: 6px; bottom: 10px; width: 2px; background: var(--brand-2); box-shadow: 0 0 0 1px rgba(0, 0, 0, .5); pointer-events: none; z-index: 3; will-change: transform; }
.agulha::before { content: ""; position: absolute; top: -6px; left: -5px; border: 6px solid transparent; border-top-color: var(--brand-2); }

.duas { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 18px; }
.painel { background: var(--elev); border: 1px solid var(--border); border-radius: var(--raio); padding: 14px 14px 8px; min-width: 0; }
.lista { list-style: none; margin: 0; padding: 0; max-height: 52vh; overflow-y: auto; display: grid; gap: 4px; }
.lista li { display: grid; align-items: center; gap: 10px; padding: 8px 10px; border-radius: var(--raio-p); transition: background .12s; }
.lista li:hover { background: var(--surface); }
.lista li.ativa { background: color-mix(in oklab, var(--brand) 12%, var(--surface)); box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--brand) 45%, transparent); }
.lista .vazio { color: var(--muted); padding: 18px 10px; text-align: center; }

.corte-linha { grid-template-columns: auto 1fr auto; }
.emenda-linha { background: color-mix(in oklab, var(--brand) 6%, transparent); }
.emenda-marca { display: grid; place-items: center; width: 36px; height: 20px; color: var(--brand-2); }
.emenda-marca .ico { width: 18px; height: 18px; }
.fx-sel {
  max-width: 150px; height: 30px; padding: 0 26px 0 10px; border-radius: 8px; border: 1px solid var(--border-strong);
  background: var(--surface-2) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239aa7ba' stroke-width='2' stroke-linecap='round'><path d='M6 9l6 6 6-6'/></svg>") no-repeat right 8px center / 14px;
  color: var(--ink-2); font: 700 12px var(--font); appearance: none; -webkit-appearance: none; cursor: pointer;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.fx-sel:hover { background-color: var(--surface-3); color: var(--ink); }
.fx-sel:focus-visible { outline: 2px solid var(--brand); outline-offset: 1px; }
.fx-barra { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 2px 0 10px; }
.bt-mini { height: 30px; padding: 0 12px; font-size: 12px; gap: 6px; }
.bt-mini .ico { width: 14px; height: 14px; }
.fx-lista { list-style: none; margin: 0 0 10px; padding: 0; display: flex; gap: 8px; flex-wrap: wrap; }
.fx-lista:empty { display: none; }
.fx-chip { display: grid; grid-template-columns: 48px 1fr; grid-template-rows: auto auto; column-gap: 10px; align-items: center; padding: 6px 10px 6px 6px; border-radius: 10px; background: var(--surface); font-size: 12px; font-weight: 700; max-width: 220px; }
.fx-chip canvas { grid-row: 1 / 3; width: 48px; height: 27px; object-fit: cover; border-radius: 5px; outline: 1px solid rgba(255, 255, 255, .1); outline-offset: -1px; }
.fx-chip span:first-of-type { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.fx-chip[draggable="true"] { cursor: grab; }
.fx-chip.arrastando { opacity: .5; }
.fx-caixa { display: inline-flex; gap: 6px; align-items: center; }
.bt-ver { height: 30px; padding: 0 10px; }
.previa-render { position: absolute; inset: 0; z-index: 6; background: #000; display: grid; grid-template-rows: 1fr auto; }
.previa-render video { width: 100%; height: 100%; object-fit: cover; min-height: 0; }
.previa-render-barra { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 8px 10px; background: color-mix(in oklab, var(--brand) 20%, var(--elev)); font-size: 12px; font-weight: 700; color: var(--ink); }
.emenda-alvo {
  position: absolute; top: 6px; bottom: 6px; width: 3px; margin-left: -1px; background: var(--brand-2); border-radius: 2px; z-index: 5; pointer-events: none;
  box-shadow: 0 0 0 4px color-mix(in oklab, var(--brand) 25%, transparent);
}
.emenda-alvo span { position: absolute; left: 8px; top: 2px; white-space: nowrap; padding: 2px 8px; border-radius: 6px; background: var(--brand); color: #04121f; font-size: 11px; font-weight: 900; }
.fita.sobre-fx { box-shadow: inset 0 0 0 2px var(--brand); }
.corte-linha .quando { font-weight: 700; }
.corte-linha .tipo { color: var(--muted); font-size: 12px; }
.corte-linha .tipo-erro { color: var(--amber); }
.corte-linha.desligado .quando { color: var(--muted); }
.cue-linha { grid-template-columns: 52px 1fr; }
.cue-linha .quando { color: var(--muted); font-size: 12px; font-weight: 700; }
.cue-linha input {
  width: 100%; border: 1px solid transparent; background: transparent; color: var(--ink); font: 500 14px/1.3 var(--font);
  padding: 5px 8px; border-radius: 6px; transition: background .12s, border-color .12s;
}
.cue-linha input:hover { background: var(--surface-2); }
.cue-linha input:focus { background: var(--surface-2); border-color: var(--brand); outline: 0; }
.cue-linha input.editada { color: var(--brand-2); }
.cue-linha input.larga { color: var(--amber); }

/* switch */
.sw { position: relative; width: 36px; height: 20px; border-radius: 99px; background: var(--surface-3); border: 0; cursor: pointer; transition: background .15s; flex: 0 0 auto; }
.sw::after { content: ""; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 50%; background: var(--ink-2); transition: transform .18s var(--ease), background .15s; }
.sw[aria-checked="true"] { background: var(--red); }
.sw[aria-checked="true"]::after { transform: translateX(16px); background: #fff; }
.sw:focus-visible { outline-offset: 3px; }

/* ---- prévia */
.mesa-dir { position: sticky; top: 76px; display: grid; gap: 14px; }
.previa-moldura { background: var(--elev); border: 1px solid var(--border); border-radius: 16px; padding: 10px; }
.previa { position: relative; aspect-ratio: 9 / 16; width: 100%; background: #000; border-radius: 10px; overflow: hidden; container-type: inline-size; }
.previa video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: opacity .05s; }
.previa .previa-fx { z-index: 0; opacity: 0; pointer-events: none; }   /* só decodifica; quem aparece é o canvas */
.previa .previa-fxcanvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 4; opacity: 0; pointer-events: none; }
.previa-legenda {
  position: absolute; left: 0; right: 0; top: 78%; transform: translateY(-50%); z-index: 5; text-align: center;
  font-family: "InterLegenda", sans-serif; font-weight: 700; color: #fff; font-size: 4.55cqw; letter-spacing: -0.02em;
  text-shadow: 0 0.4cqw 1.2cqw rgba(0, 0, 0, .6); white-space: nowrap; pointer-events: none; padding: 0 4%;
}
.controles { display: grid; grid-template-columns: auto 1fr auto; gap: 10px; align-items: center; }
.controles input[type="range"] { width: 100%; }
.exportar { display: grid; gap: 10px; }
.resultado { display: grid; gap: 10px; padding: 12px; border-radius: var(--raio); background: color-mix(in oklab, var(--green) 10%, var(--elev)); box-shadow: inset 0 0 0 1px color-mix(in oklab, var(--green) 40%, transparent); }
.resultado-acoes { display: grid; grid-template-columns: 1fr auto; gap: 8px; }
.progresso { display: grid; grid-template-columns: 1fr auto auto; gap: 10px; align-items: center; }
.barra { height: 8px; border-radius: 99px; background: var(--surface-2); overflow: hidden; }
.barra i { display: block; height: 100%; width: 100%; transform: scaleX(0); transform-origin: left; background: var(--brand); transition: transform .2s var(--ease); }

.tempos { background: var(--elev); border: 1px solid var(--border); border-radius: var(--raio); padding: 14px; display: grid; gap: 8px; }
.tempos-lista { margin: 0; display: grid; grid-template-columns: 1fr auto; gap: 6px 16px; }
.tempos-lista dt { color: var(--muted); }
.tempos-lista dd { margin: 0; font-weight: 700; text-align: right; }
.tempos-lista dd.total { color: var(--brand-2); }
.tempos-lista .sep { grid-column: 1 / -1; height: 1px; background: var(--border); margin: 4px 0; }

@media (max-width: 980px) {
  .entrada-grid { grid-template-columns: 1fr; }
  .mesa-solta-core { min-height: 0; padding: 20px; }
  .slots { grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 8px; }
  .solta-texto h1 { font-size: 28px; }
  .mesa { grid-template-columns: 1fr; }
  .mesa-dir { position: static; }
  .duas { grid-template-columns: 1fr; }
  .topo { gap: 12px; padding: 0 12px; }
  .marca-sub { display: none; }
}
@media (max-width: 640px) {
  #chipCodec { display: none; }
  .topo-dir { gap: 6px; }
}
@media (max-width: 560px) {
  .professores button { padding: 6px 10px; }
  .main { padding: 16px 12px 40px; }
}