/* ---------------------------------------------------------------------------
   Papel, tinta e uma cor. Sem degrade, sem sombra difusa, sem brilho.
   Tipografia do sistema (nada de fonte externa: o projeto nao chama terceiros).
   --------------------------------------------------------------------------- */
:root {
  --paper: #efece5;
  --surface: #fffefb;
  --ink: #171613;
  --ink-2: #605b51;
  --ink-3: #8b857a;
  --rule: #d5d0c4;
  --accent: #c8380f;
  --ok: #1c6b43;
  --live: #c8380f;

  --sans: "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, "Cascadia Mono", "Segoe UI Mono", Consolas, "SF Mono", Menlo, monospace;

  --edge: 3px;
  --gutter: 22px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--ink); text-decoration-color: var(--accent); text-underline-offset: 3px; }
a:hover { color: var(--accent); }

/* ---------------------------------------------------------------- estrutura */
body.page { min-height: 100vh; display: flex; flex-direction: column; }

.topbar {
  border-bottom: 1px solid var(--ink);
  background: var(--surface);
}
.topbar .inner {
  max-width: 660px;
  margin: 0 auto;
  padding: 13px var(--gutter);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
}
.wordmark {
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
}
.wordmark:hover { color: var(--accent); }
.topbar .meta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-3);
}

main {
  flex: 1;
  width: 100%;
  max-width: 660px;
  margin: 0 auto;
  padding: 38px var(--gutter) 44px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--ink);
  border-radius: var(--edge);
  padding: 30px 28px;
}

/* ---------------------------------------------------------------- texto */
h1 {
  margin: 0;
  font-size: 32px;
  line-height: 1.12;
  letter-spacing: -.02em;
  font-weight: 700;
}
h1 + .rule { margin: 14px 0 16px; }
h2 { margin: 0; font-size: 17px; font-weight: 700; letter-spacing: -.01em; }

.rule { width: 68px; height: 3px; background: var(--accent); }

p.sub { margin: 0 0 22px; color: var(--ink-2); font-size: 15.5px; max-width: 46ch; }
p.hint { margin: 12px 0 0; color: var(--ink-2); font-size: 13.5px; }
p.hint b { font-weight: 600; color: var(--ink); }

.kicker {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-3);
}

/* ---------------------------------------------------------------- botoes */
button, .btn {
  font-family: var(--mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--surface);
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: var(--edge);
  padding: 11px 16px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-decoration: none;
  transition: background .12s linear, color .12s linear;
}
button:hover:not(:disabled), .btn:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
button:disabled { opacity: .35; cursor: not-allowed; }
button:focus-visible, .btn:focus-visible, select:focus-visible, input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* botao principal: sombra dura que afunda ao clicar */
button.big, .btn.big {
  width: 100%;
  padding: 16px 20px;
  font-size: 13.5px;
  background: var(--accent);
  border-color: var(--ink);
  color: #fff;
  box-shadow: 4px 4px 0 var(--ink);
}
button.big:hover:not(:disabled), .btn.big:hover { background: var(--ink); border-color: var(--ink); }
button.big:active:not(:disabled), .btn.big:active {
  transform: translate(4px, 4px);
  box-shadow: 0 0 0 var(--ink);
}
.btn.big .arrow { margin-left: auto; }

button.ghost { background: var(--surface); color: var(--ink); }
button.ghost:hover:not(:disabled) { background: var(--ink); color: var(--surface); }
button.danger { background: var(--surface); color: var(--accent); border-color: var(--accent); }
button.danger:hover:not(:disabled) { background: var(--accent); color: #fff; }
button.small { padding: 8px 12px; font-size: 11.5px; }

.row { display: flex; gap: 10px; flex-wrap: wrap; }
.row > * { flex: 1 1 auto; }

/* ---------------------------------------------------------------- formulario */
fieldset {
  border: 0;
  border-top: 1px solid var(--rule);
  padding: 16px 0 0;
  margin: 0 0 22px;
}
legend {
  padding: 0 10px 0 0;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--ink);
}

label.field { display: block; margin-bottom: 14px; }
label.field:last-child { margin-bottom: 0; }
label.field > span {
  display: block;
  margin-bottom: 5px;
  font-size: 13px;
  color: var(--ink-2);
}

select, input[type="text"] {
  font-family: var(--sans);
  font-size: 14.5px;
  width: 100%;
  padding: 10px 12px;
  background: var(--surface);
  border: 1px solid var(--ink);
  border-radius: var(--edge);
  color: var(--ink);
}
select {
  appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink) 50%),
                    linear-gradient(135deg, var(--ink) 50%, transparent 50%);
  background-position: right 16px center, right 10px center;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 34px;
}

label.check { display: flex; align-items: center; gap: 10px; font-size: 14.5px; cursor: pointer; }
label.check input { width: 17px; height: 17px; accent-color: var(--accent); }

/* ---------------------------------------------------------------- link */
.linkbox { display: flex; gap: 8px; margin: 2px 0 0; }
.linkbox input {
  flex: 1;
  font-family: var(--mono);
  font-size: 13.5px;
  letter-spacing: -.01em;
}

/* ---------------------------------------------------------------- numeros */
.stats {
  display: flex;
  margin: 20px 0 0;
  border: 1px solid var(--ink);
  border-radius: var(--edge);
  overflow: hidden;
}
.stat { flex: 1 1 0; padding: 12px 14px; border-left: 1px solid var(--rule); }
.stat:first-child { border-left: 0; }
.stat b {
  display: block;
  font-family: var(--mono);
  font-size: 21px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: -.02em;
}
.stat span {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-3);
}

/* ---------------------------------------------------------------- estado */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 5px 9px;
  border: 1px solid var(--rule);
  border-radius: var(--edge);
  color: var(--ink-2);
  white-space: nowrap;
}
.badge i { width: 7px; height: 7px; background: currentColor; font-style: normal; }
.badge.live { color: var(--live); border-color: var(--live); }
.badge.live i { animation: blink 1.4s steps(1, end) infinite; }
.badge.ok { color: var(--ok); border-color: var(--ok); }
@keyframes blink { 0%, 55% { opacity: 1; } 56%, 100% { opacity: .2; } }

.head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.preview {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  border: 1px solid var(--ink);
  border-radius: var(--edge);
  margin-top: 18px;
  object-fit: contain;
}

.msg {
  margin-top: 16px;
  padding: 11px 14px;
  border-left: 3px solid var(--ink);
  background: rgba(23, 22, 19, .05);
  font-size: 14px;
}
.msg.err { border-left-color: var(--accent); background: rgba(200, 56, 15, .07); }
.hidden { display: none !important; }

footer.tiny {
  max-width: 660px;
  margin: 0 auto;
  padding: 0 var(--gutter) 40px;
  font-family: var(--mono);
  font-size: 11.5px;
  line-height: 1.9;
  letter-spacing: .04em;
  color: var(--ink-3);
}
footer.tiny b { color: var(--ink-2); font-weight: 600; }

@media (max-width: 560px) {
  h1 { font-size: 26px; }
  .card { padding: 24px 18px; }
  main { padding-top: 26px; }
  .stats { flex-direction: column; }
  .stat { border-left: 0; border-top: 1px solid var(--rule); }
  .stat:first-child { border-top: 0; }
}

/* ===========================================================================
   Pagina do espectador: preto, porque o que importa e o video.
   =========================================================================== */
body.viewer {
  margin: 0;
  height: 100vh;
  height: 100dvh;
  background: #000;
  color: #f2efe9;
  overflow: hidden;
}
#stage {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
#video { width: 100%; height: 100%; object-fit: contain; background: #000; }
#video.fit-cover { object-fit: cover; }

#overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  text-align: center;
  padding: 24px;
  background: #000;
}
#overlay h2 { font-size: 19px; margin: 0; letter-spacing: -.01em; }
#overlay p { margin: 0; color: #8d887e; max-width: 40ch; font-size: 14.5px; }
#overlay button { background: transparent; color: #f2efe9; border-color: #4a463f; }
#overlay button:hover { background: var(--accent); border-color: var(--accent); }

/* barra indeterminada no lugar do circulo girando */
.spinner { width: 132px; height: 2px; background: #2a2721; overflow: hidden; }
.spinner::after {
  content: "";
  display: block;
  width: 38%;
  height: 100%;
  background: var(--accent);
  animation: sweep 1.15s ease-in-out infinite;
}
@keyframes sweep {
  0% { transform: translateX(-105%); }
  100% { transform: translateX(370%); }
}

#bar {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 14px;
  background: rgba(0, 0, 0, .82);
  border-top: 1px solid #2a2721;
  opacity: 0;
  transition: opacity .18s linear;
  pointer-events: none;
}
#stage:hover #bar, #bar.show { opacity: 1; pointer-events: auto; }
#bar .spacer { flex: 1; }
#bar .badge { color: #8d887e; border-color: #3a352e; }
#bar .badge.live { color: #ff6b3d; border-color: #7a3418; }
#bar button { background: transparent; color: #f2efe9; border-color: #4a463f; }
#bar button:hover { background: var(--accent); border-color: var(--accent); color: #fff; }