:root {
  --fundo: #141414;
  --texto: #ffffff;
  --secundario: #b3b3b3;
  --vermelho: #e50914;
  --cinza-botao: rgba(109, 109, 110, 0.7);
  --transicao: 0.3s ease;
  color-scheme: dark;
  font-family: "Netflix Sans", "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html, body {
  margin: 0;
  background: var(--fundo);
  color: var(--texto);
}

body { min-height: 100vh; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
button, select, input { font: inherit; }

/* ---------- topo ---------- */

.topo {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 1rem 4%;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), transparent);
  transition: background var(--transicao);
}

.topo.rolado {
  background: var(--fundo);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04);
}

.logo {
  color: var(--vermelho);
  font-weight: 900;
  font-size: 1.6rem;
  letter-spacing: 0.04em;
}

.menu {
  display: flex;
  flex: 1;
  gap: 1rem;
  overflow-x: auto;
  scrollbar-width: none;
  font-size: 0.9rem;
  color: var(--secundario);
}

.menu a { white-space: nowrap; transition: color var(--transicao); }
.menu a:hover,
.menu a.ativo { color: var(--texto); font-weight: 600; }

.busca input {
  width: clamp(140px, 18vw, 240px);
  padding: 0.45rem 0.7rem;
  background: rgba(0, 0, 0, 0.75);
  color: var(--texto);
  border: 1px solid rgba(255, 255, 255, 0.85);
  border-radius: 2px;
  font-size: 0.9rem;
  outline: none;
}

.busca input:focus { border-color: #fff; }

/* ---------- hero ---------- */

.hero {
  position: relative;
  min-height: 80vh;
  display: flex;
  align-items: flex-end;
  background-size: cover;
  background-position: center top;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to top, var(--fundo) 0%, rgba(20, 20, 20, 0.4) 45%, transparent 75%),
    linear-gradient(to right, rgba(20, 20, 20, 0.85) 0%, transparent 60%);
}

.hero-conteudo {
  position: relative;
  max-width: min(640px, 92%);
  padding: 0 4% 12vh;
}

.hero h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(2rem, 5vw, 3.6rem);
  line-height: 1.05;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
}

.meta {
  margin: 0 0 0.8rem;
  color: var(--secundario);
  font-size: 0.95rem;
}

.sinopse {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0 0 1.4rem;
  font-size: clamp(0.95rem, 1.4vw, 1.1rem);
  line-height: 1.4;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.7);
}

.acoes { display: flex; flex-wrap: wrap; gap: 0.6rem; }

.botao {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.4rem;
  border-radius: 4px;
  font-size: 1rem;
  font-weight: 600;
  transition: background var(--transicao);
}

.botao-branco { background: #fff; color: #000; }
.botao-branco:hover { background: rgba(255, 255, 255, 0.75); }
.botao-cinza { background: var(--cinza-botao); color: #fff; }
.botao-cinza:hover { background: rgba(109, 109, 110, 0.4); }

.hero-detalhe { min-height: 75vh; }

.voltar-inicio {
  position: absolute;
  top: 6rem;
  left: 4%;
  z-index: 1;
  color: var(--secundario);
  font-weight: 600;
}

.voltar-inicio:hover { color: #fff; }

/* ---------- conteúdo e trilhos ---------- */

.conteudo { position: relative; padding-bottom: 4rem; }
.conteudo:not(.sem-hero) { margin-top: -10vh; }
.conteudo.sem-hero { padding-top: 7rem; }

.linha {
  position: relative;
  margin-bottom: 1.5rem;
  padding: 0 4%;
}

.linha h2 {
  margin: 0 0 0.2rem;
  font-size: clamp(1.1rem, 1.8vw, 1.4rem);
  font-weight: 600;
}

.trilho-wrap { position: relative; }

.trilho {
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  scroll-behavior: smooth;
  scrollbar-width: none;
  padding: 0.8rem 0 1.2rem;
}

.trilho::-webkit-scrollbar { display: none; }

.seta {
  position: absolute;
  top: 0;
  bottom: 0;
  z-index: 2;
  width: 3.5%;
  min-width: 34px;
  border: 0;
  background: rgba(20, 20, 20, 0.5);
  color: #fff;
  font-size: 2.4rem;
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--transicao), background var(--transicao);
}

.seta:hover { background: rgba(20, 20, 20, 0.85); }
.trilho-wrap:hover .seta { opacity: 1; }
.seta.esquerda { left: -4%; }
.seta.direita { right: -4%; }

/* ---------- cartões ---------- */

.card {
  position: relative;
  flex: 0 0 clamp(170px, 19vw, 250px);
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: 4px;
  background-color: #2a2a2a;
  background-size: cover;
  background-position: center;
  transition: transform var(--transicao), box-shadow var(--transicao);
}

.card:hover,
.card:focus-visible {
  z-index: 3;
  transform: scale(1.08);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.6);
  outline: none;
}

.card-info {
  position: absolute;
  inset: auto 0 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: 2rem 0.6rem 0.6rem;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.95), transparent);
  opacity: 0;
  transition: opacity var(--transicao);
}

.card:hover .card-info,
.card:focus-visible .card-info { opacity: 1; }

.card-info strong {
  font-size: 0.9rem;
  line-height: 1.2;
}

.card-info span {
  color: var(--secundario);
  font-size: 0.75rem;
}

.barra {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 4px;
  background: var(--vermelho);
}

/* ---------- grade (busca e categorias) ---------- */

.grade {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  padding: 0 4%;
}

.grade .card { flex: none; width: 100%; }

.titulo-pagina {
  margin: 0 0 1.2rem;
  padding: 0 4%;
  font-size: 1.6rem;
}

.vazio,
.carregando {
  padding: 8rem 4%;
  color: var(--secundario);
}

/* ---------- player ---------- */

.player {
  position: relative;
  min-height: 100vh;
  background: #000;
}

.player video {
  display: block;
  width: 100%;
  height: 100vh;
  background: #000;
}

.player-topo {
  position: absolute;
  inset: 0 0 auto 0;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 1.2rem;
  padding: 1rem 4%;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.8), transparent);
  pointer-events: none;
}

.player-topo > * { pointer-events: auto; }

.voltar {
  color: #fff;
  font-weight: 600;
}

.player-titulo {
  flex: 1;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-weight: 600;
}

.qualidade {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--secundario);
  font-size: 0.85rem;
}

.qualidade select {
  padding: 0.3rem;
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  border: 1px solid #555;
}

.player-erro {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  z-index: 1;
  margin: 0;
  transform: translateY(-50%);
  text-align: center;
  font-size: 1.2rem;
}

/* ---------- responsivo ---------- */

@media (max-width: 720px) {
  .topo {
    flex-wrap: wrap;
    gap: 0.8rem;
  }

  .menu { order: 3; width: 100%; }
  .busca input { width: 40vw; }
  .card { flex-basis: 45vw; }
  .hero { min-height: 70vh; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
    scroll-behavior: auto !important;
  }
}