@font-face {
  font-family: "Montserrat";
  src: url("../fonts/Montserrat-Bold.ttf") format("truetype");
  font-weight: 700;
  font-display: swap;
}

:root {
  --fundo: #f5f5fa;
  --cartao: #ffffff;
  --texto: #2b2b3a;
  --texto-suave: #5d5d70;
  --borda: #e3e3ec;
  --destaque: #5b3df5;
  --destaque-escuro: #4528d6;
  --destaque-claro: #ece8ff;
  --aviso: #b25e00;
  --aviso-fundo: #fff4e5;
  --erro: #c62828;
  --erro-fundo: #fdecec;
  --ok: #1e8e3e;
  --sombra: 0 6px 20px rgba(43, 43, 58, .12);
  --raio: 14px;
}

* { box-sizing: border-box; }

html, body { margin: 0; }

body {
  background: var(--fundo);
  color: var(--texto);
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topo {
  background: var(--cartao);
  border-bottom: 1px solid var(--borda);
  padding: 12px 24px;
}
.marca {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--destaque);
  font-family: "Montserrat", sans-serif; font-weight: 700; font-size: 20px;
}
.marca span { color: var(--texto); }

main { flex: 1; padding: 40px 16px 32px; }

.tela { display: none; max-width: 760px; margin: 0 auto; text-align: center; }
.tela.ativa { display: block; }
.tela-larga { max-width: 1100px; }

h1 {
  font-family: "Montserrat", sans-serif; font-weight: 700;
  font-size: clamp(28px, 5vw, 44px);
  margin: 8px 0 12px;
  line-height: 1.15;
}
.sub {
  font-size: clamp(16px, 2.4vw, 21px);
  color: var(--texto-suave);
  margin: 0 auto 32px; max-width: 640px; line-height: 1.45;
}

.acao { display: flex; flex-direction: column; align-items: center; gap: 12px; }

.botao-principal {
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  background: var(--destaque); color: #fff;
  border: 0; border-radius: var(--raio);
  font: 700 clamp(20px, 3vw, 26px) "Montserrat", sans-serif;
  padding: 26px 56px; min-width: min(100%, 420px);
  box-shadow: var(--sombra);
  cursor: pointer; text-decoration: none;
  transition: background .15s, transform .1s;
}
.botao-principal:hover { background: var(--destaque-escuro); }
.botao-principal:active { transform: scale(.98); }
.botao-principal:focus-visible, .botao-secundario:focus-visible,
.botao-redondo:focus-visible, .botao-link:focus-visible { outline: 3px solid #a998ff; outline-offset: 3px; }
.botao-principal:disabled { opacity: .6; cursor: default; }

.botao-secundario {
  background: transparent; color: var(--texto);
  border: 2px solid var(--borda); border-radius: var(--raio);
  font: 600 17px inherit; font-family: inherit;
  padding: 12px 24px; cursor: pointer;
}
.botao-secundario:hover { border-color: var(--texto-suave); }

.botao-link {
  background: none; border: 0; color: var(--destaque);
  font: 600 17px inherit; font-family: inherit; text-decoration: underline; cursor: pointer;
}

.botao-redondo {
  width: 52px; height: 52px; border-radius: 50%;
  border: 0; background: #3a3a48; color: #fff;
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer; flex: none; box-shadow: var(--sombra);
}

.dica { color: var(--texto-suave); font-size: 16px; margin: 0; }

.botoes { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 24px; }

.cartao {
  background: var(--cartao); border-radius: var(--raio); box-shadow: var(--sombra);
  padding: 24px; text-align: left; line-height: 1.5;
}
.cartao p { margin: 0 0 10px; }
.cartao p:last-child { margin-bottom: 0; }
.arquivo-nome { font-weight: 600; word-break: break-all; }

.cartao.aviso { border-left: 6px solid var(--aviso); }
.cartao.bloqueio, .cartao-erro { border-left: 6px solid var(--erro); }

/* Escolha do modo de transcrição */
.escolha-modelo {
  border: 0; padding: 0; margin: 36px auto 0;
  display: flex; flex-wrap: wrap; justify-content: center; gap: 12px;
}
.escolha-modelo legend { width: 100%; text-align: center; color: var(--texto-suave); font-size: 15px; margin-bottom: 10px; padding: 0; }
.opcao { cursor: pointer; }
.opcao input { position: absolute; opacity: 0; pointer-events: none; }
.opcao span {
  display: flex; flex-direction: column; gap: 2px; text-align: left;
  min-width: 220px; padding: 12px 18px;
  background: var(--cartao); border: 2px solid var(--borda); border-radius: var(--raio);
  transition: border-color .15s, background .15s;
}
.opcao b { font-size: 17px; }
.opcao small { color: var(--texto-suave); font-size: 14px; }
.opcao:hover span { border-color: #c9c2f7; }
.opcao input:checked + span { border-color: var(--destaque); background: var(--destaque-claro); }
.opcao input:focus-visible + span { outline: 3px solid #a998ff; outline-offset: 3px; }

.aviso-navegador {
  margin: 32px auto 0; max-width: 560px;
  background: var(--aviso-fundo); color: var(--aviso);
  border-radius: var(--raio); padding: 14px 18px; line-height: 1.45;
}

/* Etapas e barra de progresso */
.etapas { list-style: none; padding: 0; margin: 0 0 20px; }
.etapas li { display: flex; align-items: center; gap: 10px; padding: 6px 0; color: var(--texto-suave); }
.etapas li::before {
  content: ""; width: 20px; height: 20px; border-radius: 50%; flex: none;
  border: 2px solid var(--borda); box-sizing: border-box;
}
.etapas li.atual { color: var(--texto); font-weight: 600; }
.etapas li.atual::before { border-color: var(--destaque); border-top-color: transparent; animation: girar 1s linear infinite; }
.etapas li.feita { color: var(--texto); }
.etapas li.feita::before {
  background: var(--ok) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z' fill='white'/%3E%3C/svg%3E") center/14px no-repeat;
  border-color: var(--ok);
}
@keyframes girar { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .etapas li.atual::before { animation: none; } }

.barra { height: 12px; background: var(--destaque-claro); border-radius: 99px; overflow: hidden; }
.barra-preenchida { height: 100%; width: 0; background: var(--destaque); border-radius: 99px; transition: width .3s; }
.prog-detalhe { margin-top: 12px !important; font-variant-numeric: tabular-nums; }
.prog-dica { color: var(--texto-suave); font-size: 14px; }

/* Revisão */
.revisao { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 24px; text-align: left; }
.previa { display: flex; justify-content: center; align-items: flex-start; }
.previa-moldura {
  position: relative; background: #000; border-radius: var(--raio); overflow: hidden;
  width: 100%; max-height: 65vh; box-shadow: var(--sombra);
}
.previa-moldura video { display: block; width: 100%; height: 100%; }
.previa-moldura canvas { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.lista-lado {
  background: var(--cartao); border-radius: var(--raio); box-shadow: var(--sombra);
  max-height: 65vh; overflow-y: auto;
}
.lista-legendas { list-style: none; margin: 0; padding: 8px; }
.lista-legendas li {
  display: grid; grid-template-columns: 64px 1fr; align-items: center; gap: 8px;
  padding: 4px 6px; border-radius: 10px;
}
.lista-legendas li.tocando { background: var(--destaque-claro); }
.lista-legendas button.tempo {
  background: none; border: 0; color: var(--destaque); font: 600 14px inherit; font-family: inherit;
  cursor: pointer; padding: 6px 0; font-variant-numeric: tabular-nums; text-align: left;
}
.lista-legendas input {
  width: 100%; font: 16px inherit; font-family: inherit; color: var(--texto);
  border: 1px solid transparent; border-radius: 8px; padding: 8px 10px; background: transparent;
}
.lista-legendas input:hover { border-color: var(--borda); }
.lista-legendas input:focus { border-color: var(--destaque); outline: none; background: #fff; }
.lista-legendas input.longa { color: var(--aviso); }

.botao-baixar { min-width: min(100%, 480px); }
.acao-pronto { flex-direction: row; justify-content: center; gap: 16px; margin-bottom: 14px; }

/* Arrastar e soltar */
.sobreposicao-soltar {
  position: fixed; inset: 0; z-index: 10;
  background: rgba(91, 61, 245, .88); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font: 700 clamp(26px, 5vw, 44px) "Montserrat", sans-serif;
  pointer-events: none;
}
.sobreposicao-soltar[hidden] { display: none; }
.sobreposicao-soltar div { border: 4px dashed rgba(255,255,255,.8); border-radius: 24px; padding: 48px 64px; }

.rodape { text-align: center; color: var(--texto-suave); font-size: 14px; padding: 16px; }

@media (max-width: 760px) {
  main { padding-top: 28px; }
  .revisao { grid-template-columns: 1fr; }
  .lista-lado { max-height: none; }
  .botao-principal { padding: 22px 28px; }
  .acao-pronto { flex-direction: column-reverse; }
  .botoes-fixos { position: sticky; bottom: 0; background: var(--fundo); padding: 12px 0; margin-top: 12px; }
}