:root {
  --cor-fundo: #141414;
  --cor-fundo-alt: #181818;
  --cor-card: #232323;
  --cor-borda: #2f2f2f;
  --cor-texto: #ffffff;
  --cor-texto-suave: #b3b3b3;
  --whatsapp: #25d366;
  --whatsapp-escuro: #1ebe57;
  --vermelho: #e50914;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  background: var(--cor-fundo);
  color: var(--cor-texto);
}

/* ---------- BANNER CARROSSEL ---------- */
.banner-carrossel {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 5;
  max-height: 420px;
  overflow: hidden;
  background: #000;
}

.banner-carrossel[hidden] { display: none; }

.banner-trilho {
  display: flex;
  height: 100%;
  transition: transform .5s ease;
}

.banner-slide {
  flex: 0 0 100%;
  height: 100%;
}

.banner-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.banner-slide a {
  display: block;
  width: 100%;
  height: 100%;
}

.banner-seta {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: none;
  background: rgba(0,0,0,.45);
  color: #fff;
  font-size: 18px;
  cursor: pointer;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .15s, background .15s;
}

.banner-carrossel:hover .banner-seta { opacity: 1; }
.banner-seta:hover { background: rgba(0,0,0,.75); }
.banner-seta.esquerda { left: 14px; }
.banner-seta.direita { right: 14px; }

.banner-dots {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 8px;
  z-index: 5;
}

.banner-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,.5);
  cursor: pointer;
  padding: 0;
  transition: background .15s, transform .15s;
}

.banner-dot.ativo {
  background: #fff;
  transform: scale(1.2);
}

@media (max-width: 600px) {
  .banner-carrossel { aspect-ratio: 4 / 3; }
  .banner-seta { width: 34px; height: 34px; font-size: 15px; }
}

/* ---------- HEADER ---------- */
header.topo {
  background: rgba(20,20,20,.96);
  border-bottom: 1px solid var(--cor-borda);
  padding: 18px 16px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topo-conteudo {
  max-width: 1300px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.logo {
  font-size: 24px;
  font-weight: 800;
  margin: 0;
  color: var(--vermelho);
  letter-spacing: .5px;
}

.topo-controles {
  display: flex;
  flex: 1 1 460px;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 10px;
}

.topo-controles select {
  flex: 0 1 240px;
  min-width: 0;
  padding: 11px 36px 11px 16px;
  border: 1px solid var(--cor-borda);
  border-radius: 24px;
  font-size: 15px;
  font-family: inherit;
  background: rgba(0,0,0,.6);
  color: var(--cor-texto);
  cursor: pointer;
  outline: none;
  transition: border-color .15s, background .15s;
}

.topo-controles select:focus,
.topo-controles select:hover { border-color: var(--vermelho); background-color: #000; }

.topo-controles select option,
.topo-controles select optgroup { background: #1b1b1b; color: #fff; }

.busca-wrap {
  flex: 1 1 240px;
  max-width: 420px;
  position: relative;
}

.busca-wrap input {
  width: 100%;
  padding: 11px 14px 11px 40px;
  border: 1px solid var(--cor-borda);
  border-radius: 24px;
  font-size: 15px;
  outline: none;
  transition: border-color .15s, background .15s;
  background: rgba(0,0,0,.6);
  color: var(--cor-texto);
}

.busca-wrap input::placeholder {
  color: var(--cor-texto-suave);
}

.busca-wrap input:focus {
  border-color: var(--vermelho);
  background: #000;
}

.busca-wrap svg {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  stroke: var(--cor-texto-suave);
}

main {
  max-width: 1300px;
  margin: 10px auto 60px;
  padding: 0 16px;
}

.contador-resultados {
  font-size: 13px;
  color: var(--cor-texto-suave);
  margin: 14px 0;
}

/* ---------- GRID (modo busca) ---------- */
.grid-produtos {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 18px;
}

/* ---------- LINHAS POR CATEGORIA (estilo Netflix) ---------- */
.linhas-categorias {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.linhas-categorias[hidden],
.grid-produtos[hidden],
.contador-resultados[hidden] {
  display: none;
}

.linha-categoria {
  margin: 22px 0;
}

.linha-titulo {
  font-size: 19px;
  font-weight: 700;
  margin: 0 0 10px 2px;
}

.linha-scroll-wrap {
  position: relative;
}

.linha-scroll {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scroll-behavior: smooth;
  padding: 6px 2px 14px;
  scrollbar-width: thin;
  scrollbar-color: #444 transparent;
}

.linha-scroll::-webkit-scrollbar {
  height: 8px;
}
.linha-scroll::-webkit-scrollbar-thumb {
  background: #444;
  border-radius: 8px;
}

.linha-seta {
  position: absolute;
  top: 0;
  bottom: 14px;
  width: 42px;
  border: none;
  background: rgba(20,20,20,.55);
  color: #fff;
  font-size: 22px;
  cursor: pointer;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .15s, background .15s;
}

.linha-scroll-wrap:hover .linha-seta { opacity: 1; }
.linha-seta:hover { background: rgba(20,20,20,.85); }
.linha-seta.esquerda { left: 0; }
.linha-seta.direita { right: 0; }

/* ---------- CARD ---------- */
.card {
  background: var(--cor-card);
  border: 1px solid var(--cor-borda);
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .2s, box-shadow .2s, border-color .2s;
  flex: 0 0 190px;
  scroll-snap-align: start;
}

.grid-produtos .card {
  flex: initial;
}

.card:hover {
  transform: translateY(-4px) scale(1.03);
  box-shadow: 0 10px 26px rgba(0,0,0,.5);
  border-color: #555;
  z-index: 2;
}

.card img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  padding: 8px;
  background: #fff;
}

.card-sem-foto {
  width: 100%;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  color: #999;
  font-size: 13px;
}

.card-body {
  padding: 12px 14px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
}

.card-ref {
  font-size: 11px;
  color: var(--cor-texto-suave);
  text-transform: uppercase;
  letter-spacing: .5px;
}

.card-nome {
  font-size: 14px;
  font-weight: 600;
  line-height: 1.3;
}

.card-btn {
  margin-top: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: var(--whatsapp);
  color: #fff;
  border: none;
  padding: 9px 10px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background .15s;
}

.card-btn:hover { background: var(--whatsapp-escuro); }

.sem-resultados {
  text-align: center;
  padding: 60px 20px;
  color: var(--cor-texto-suave);
}

/* ---------- BOTÃO FLUTUANTE WHATSAPP ---------- */
.whatsapp-flutuante {
  position: fixed;
  bottom: 22px;
  right: 22px;
  width: 58px;
  height: 58px;
  background: var(--whatsapp);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(0,0,0,.4);
  z-index: 100;
  transition: transform .15s, background .15s;
}

.whatsapp-flutuante:hover {
  transform: scale(1.07);
  background: var(--whatsapp-escuro);
}

.whatsapp-flutuante svg {
  width: 30px;
  height: 30px;
  fill: #fff;
}

@media (max-width: 480px) {
  .logo { font-size: 18px; }
  .topo-conteudo { gap: 10px; }
  .topo-controles { flex-basis: 100%; }
  .topo-controles select,
  .busca-wrap { flex: 1 1 100%; max-width: none; }
  .card { flex-basis: 150px; }
}