/* ===================================================================
   AUTO VENDAS BRASIL — site público
   Tema escuro premium com dourado/amarelo (baseado na logomarca)
   =================================================================== */
:root {
  --amarelo: #ffd11a;
  --amarelo-2: #ffb800;
  --dourado-grad: linear-gradient(135deg, #ffe16b 0%, #ffc400 55%, #f5a700 100%);
  --preto: #0b0b0c;
  --preto-2: #121214;
  --surface: #18181b;
  --surface-2: #1f1f23;
  --borda: #2a2a2f;
  --texto: #f4f4f5;
  --muted: #a1a1aa;
  --radius: 14px;
  --radius-sm: 10px;
  --sombra: 0 10px 30px rgba(0, 0, 0, 0.45);
  --maxw: 1200px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
  color: var(--texto);
  background: var(--preto);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { width: min(var(--maxw), 92%); margin: 0 auto; }
.container--wide { width: min(1600px, 95%); }
.main { display: block; padding-bottom: 64px; }

/* ---------- Topbar ---------- */
.topbar {
  background: rgba(11, 11, 12, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--borda);
  position: sticky; top: 0; z-index: 50;
}
.topbar__inner { display: flex; align-items: center; justify-content: space-between; height: 56px; }

.brand { display: flex; align-items: center; gap: 10px; }
.brand__badge {
  display: grid; place-items: center; width: 34px; height: 34px; border-radius: 9px;
  background: var(--dourado-grad); color: #1a1300; box-shadow: 0 4px 14px rgba(255, 196, 0, 0.35);
}
.brand__text { font-weight: 800; letter-spacing: 1px; font-size: 1.15rem; line-height: 1; display: flex; align-items: baseline; gap: 3px; }
.brand__text strong { color: var(--amarelo); font-weight: 800; }
.brand__sub { font-size: .6rem; letter-spacing: 3px; color: var(--muted); align-self: center; margin-left: 4px; }

.nav { display: flex; gap: 6px; align-items: center; }
.nav__link { padding: 7px 15px; border-radius: 999px; color: var(--muted); font-weight: 600; font-size: .92rem; transition: .18s; }
.nav__link:hover { color: var(--texto); background: var(--surface); }
.nav__link.is-active { color: var(--amarelo); }
.nav__link--cta { background: var(--dourado-grad); color: #1a1300 !important; box-shadow: 0 4px 14px rgba(255, 196, 0, 0.3); }
.nav__link--cta:hover { background: #fff !important; color: var(--amarelo) !important; box-shadow: 0 4px 14px rgba(255, 255, 255, 0.2); }

/* Hamburguer (mobile) */
.nav-toggle { display: none; }
.nav-burger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; }
.nav-burger span { width: 24px; height: 2px; background: var(--texto); border-radius: 2px; transition: .25s; }

/* ---------- Botões ---------- */
.btn {
  display: inline-block; padding: 12px 26px; border-radius: 999px; font-weight: 700;
  cursor: pointer; border: none; font-size: .95rem; transition: .18s; text-align: center;
}
.btn--primary { background: var(--dourado-grad); color: #1a1300; box-shadow: 0 6px 18px rgba(255, 196, 0, 0.3); }
.btn--primary:hover { filter: brightness(1.06); transform: translateY(-1px); }
.btn--ghost { background: transparent; border: 1.5px solid var(--borda); color: var(--texto); }
.btn--ghost:hover { border-color: var(--amarelo); color: var(--amarelo); }
.btn--block { display: block; width: 100%; }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background:
    radial-gradient(1200px 500px at 75% -10%, rgba(255, 196, 0, 0.18), transparent 60%),
    linear-gradient(180deg, #0e0e10 0%, #050505 100%);
  border-bottom: 1px solid var(--borda);
  padding: 16px 0;
  min-height: clamp(150px, 20vw, 240px);
  display: flex;
  align-items: center;
  margin-bottom: 44px;
}
.hero::after {
  content: ""; position: absolute; right: -90px; top: 50%; transform: translateY(-50%);
  width: 240px; height: 240px; border-radius: 50%;
  border: 2px solid rgba(255, 196, 0, 0.12);
  box-shadow: 0 0 0 24px rgba(255, 196, 0, 0.04);
}
.hero__content { position: relative; z-index: 1; max-width: 640px; }
.hero__title { font-size: clamp(1.4rem, 3.6vw, 2.3rem); line-height: 1.1; font-weight: 800; margin-bottom: 10px; white-space: nowrap; }
.hero__title .hl { color: var(--amarelo); }
.hero__subtitle { font-size: clamp(.95rem, 1.6vw, 1.08rem); color: #d4d4d8; max-width: 520px; margin-bottom: 20px; }
.hero__actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- Seções ---------- */
.section { margin-bottom: 56px; }
.section__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; gap: 16px; }
.section__title { font-size: clamp(1.4rem, 3vw, 1.8rem); font-weight: 800; position: relative; padding-left: 16px; }
.section__title::before { content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 5px; height: 70%; background: var(--dourado-grad); border-radius: 4px; }
.section__link { color: var(--amarelo); font-weight: 700; white-space: nowrap; }
.section__link:hover { text-decoration: underline; }

/* ---------- Grid de cards ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 22px; }

.card {
  background: var(--surface); border: 1px solid var(--borda); border-radius: var(--radius);
  overflow: hidden; transition: .2s; display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-5px); border-color: rgba(255, 196, 0, 0.5); box-shadow: var(--sombra); }
.card__img { position: relative; aspect-ratio: 4/3; background: var(--surface-2); overflow: hidden; }
.card__img img { width: 100%; height: 100%; object-fit: cover; transition: .3s; }
.card:hover .card__img img { transform: scale(1.05); }
.card__placeholder { display: grid; place-items: center; height: 100%; font-size: 3.5rem; opacity: .5; }
.card__body { padding: 18px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card__title { font-size: 1.08rem; font-weight: 700; }
.card__meta { display: flex; gap: 8px; flex-wrap: wrap; color: var(--muted); font-size: .82rem; }
.card__meta span { background: var(--surface-2); padding: 3px 10px; border-radius: 999px; }
.card__meta .card__tipo { background: rgba(255, 196, 0, 0.15); color: var(--amarelo); font-weight: 700; }
.card__price { color: var(--amarelo); font-size: 1.35rem; font-weight: 800; margin-top: auto; }
.card__cta { color: var(--muted); font-weight: 600; font-size: .85rem; }
.card:hover .card__cta { color: var(--amarelo); }

.badge { position: absolute; top: 12px; padding: 5px 12px; border-radius: 999px; font-size: .72rem; font-weight: 800; }
.badge--destaque { left: 12px; background: var(--dourado-grad); color: #1a1300; }
.badge--vendido { right: 12px; background: #ef4444; color: #fff; }
.badge--lg { font-size: 1rem; padding: 8px 18px; top: 16px; right: 16px; }

/* ---------- Cabeçalho de página ---------- */
.page-head { padding: 40px 0 28px; }
.page-head--center { text-align: center; }
.page-head--center .seg, .page-head--center .search { justify-content: center; }
.page-head__title { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 800; }
.page-head__sub { color: var(--muted); margin-top: 8px; font-size: 1.05rem; }

.search { display: flex; gap: 10px; margin-top: 22px; flex-wrap: wrap; }
.search input {
  flex: 1; min-width: 220px; padding: 13px 16px; border: 1px solid var(--borda);
  border-radius: 999px; font-size: 1rem; background: var(--surface); color: var(--texto);
}
.search input::placeholder { color: var(--muted); }
.search input:focus { outline: none; border-color: var(--amarelo); }
.result-count { color: var(--muted); margin-bottom: 18px; }

/* ---------- Paginação ---------- */
.paginacao { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 32px; justify-content: center; }
.paginacao__num, .paginacao__btn {
  display: inline-grid; place-items: center; min-width: 40px; height: 40px; padding: 0 12px;
  border: 1px solid var(--borda); border-radius: var(--radius-sm); background: var(--surface);
  color: var(--texto); font-weight: 700; font-size: .92rem; transition: .15s;
}
.paginacao__num:hover, .paginacao__btn:hover { border-color: var(--amarelo); color: var(--amarelo); }
.paginacao__num.is-active { background: var(--dourado-grad); color: #1a1300; border-color: transparent; cursor: default; }
.paginacao__gap { color: var(--muted); padding: 0 4px; }
.empty { color: var(--muted); padding: 40px 0; text-align: center; }

.back-link { display: inline-block; margin: 24px 0 4px; color: var(--amarelo); font-weight: 700; }
.back-link:hover { text-decoration: underline; }

/* ---------- Escolha de planos (carros / pesados) ---------- */
.escolha { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; max-width: 760px; margin: 12px auto 60px; }
.escolha__card {
  background: var(--surface); border: 1px solid var(--borda); border-radius: var(--radius);
  padding: 44px 32px; text-align: center; transition: .2s;
}
.escolha__card:hover { transform: translateY(-6px); border-color: var(--amarelo); box-shadow: var(--sombra); }
.escolha__icon { font-size: 3.4rem; display: block; margin-bottom: 14px; }
.escolha__title { font-size: 1.6rem; font-weight: 800; margin-bottom: 8px; }
.escolha__desc { color: var(--muted); margin-bottom: 18px; }
.escolha__cta { color: var(--amarelo); font-weight: 700; }

/* Segmented control (alternar categoria nos planos) */
.seg { display: inline-flex; gap: 4px; background: var(--surface); border: 1px solid var(--borda); border-radius: 999px; padding: 5px; margin-top: 22px; }
.seg__item { padding: 9px 22px; border-radius: 999px; color: var(--muted); font-weight: 700; transition: .18s; }
.seg__item.is-active { background: var(--dourado-grad); color: #1a1300; }

/* ---------- Planos ---------- */
.planos { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; align-items: start; margin-top: 40px; }
.plano {
  background: var(--surface); border: 1px solid var(--borda); border-radius: var(--radius);
  padding: 32px 28px; position: relative; transition: .2s;
}
.plano:hover { transform: translateY(-4px); }
.plano--destaque { border: 2px solid var(--amarelo); background: linear-gradient(180deg, rgba(255,196,0,.06), var(--surface)); }
.plano__tag { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--dourado-grad); color: #1a1300; padding: 5px 18px; border-radius: 999px; font-size: .76rem; font-weight: 800; }
.plano__nome { font-size: 1.5rem; font-weight: 800; margin-bottom: 6px; }
.plano__desc { color: var(--muted); font-size: .92rem; margin-bottom: 18px; }
.plano__preco { margin-bottom: 22px; }
.plano__valor { font-size: 2.2rem; font-weight: 800; color: var(--amarelo); }
.plano__periodo { color: var(--muted); }
.plano__recursos { list-style: none; margin-bottom: 26px; display: grid; gap: 2px; }
.plano__recursos li { padding: 9px 0 9px 28px; border-bottom: 1px solid var(--borda); font-size: .92rem; position: relative; }
.plano__recursos li::before { content: "✓"; position: absolute; left: 0; color: var(--amarelo); font-weight: 800; }

/* ---------- Detalhe + Galeria ---------- */
.detalhe { display: grid; grid-template-columns: 1.15fr 1fr; gap: 36px; margin: 16px 0 56px; }
.galeria__main { position: relative; border-radius: var(--radius); overflow: hidden; background: var(--surface-2); aspect-ratio: 4/3; border: 1px solid var(--borda); }
.galeria__main img { width: 100%; height: 100%; object-fit: cover; }
.galeria__placeholder { display: grid; place-items: center; height: 100%; font-size: 6rem; opacity: .5; }
.galeria__thumbs { display: grid; grid-template-columns: repeat(auto-fill, minmax(84px, 1fr)); gap: 10px; margin-top: 12px; }
.galeria__thumb { padding: 0; border: 2px solid var(--borda); border-radius: var(--radius-sm); overflow: hidden; cursor: pointer; background: none; aspect-ratio: 4/3; }
.galeria__thumb img { width: 100%; height: 100%; object-fit: cover; }
.galeria__thumb.is-active { border-color: var(--amarelo); }

.detalhe__title { font-size: clamp(1.5rem, 3.5vw, 2rem); font-weight: 800; margin-bottom: 8px; }
.detalhe__price { color: var(--amarelo); font-size: clamp(1.8rem, 4vw, 2.4rem); font-weight: 800; margin-bottom: 24px; }
.specs { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 26px; }
.specs li { display: flex; flex-direction: column; background: var(--surface); border: 1px solid var(--borda); padding: 11px 14px; border-radius: var(--radius-sm); }
.specs span { font-size: .76rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.specs strong { font-size: 1.02rem; }
.detalhe__desc { margin-top: 24px; margin-bottom: 26px; }
.detalhe__desc h2 { font-size: 1.15rem; margin-bottom: 8px; }
.detalhe__desc p { color: #d4d4d8; white-space: pre-line; line-height: 1.65; }

/* ---------- CTA ---------- */
.cta {
  background:
    radial-gradient(600px 200px at 50% 0%, rgba(255, 196, 0, 0.14), transparent),
    var(--surface);
  border: 1px solid var(--borda); border-radius: var(--radius);
  padding: 56px 32px; text-align: center;
}
.cta__title { font-size: clamp(1.5rem, 3.5vw, 2rem); font-weight: 800; margin-bottom: 8px; }
.cta__text { color: var(--muted); margin-bottom: 24px; }

/* ---------- Páginas de mensagem ---------- */
.msg-page { text-align: center; padding: 90px 0; }
.msg-page h1 { font-size: 4.5rem; color: var(--amarelo); font-weight: 800; }
.msg-page p { color: var(--muted); margin: 12px 0 26px; }

/* ---------- Footer ---------- */
.footer { background: var(--preto-2); border-top: 1px solid var(--borda); padding: 48px 0 24px; margin-top: 40px; }
/* 3 colunas: páginas (esq.) · canais (centro) · marca (dir.) */
.footer__grid { display: grid; grid-template-columns: 1fr auto 1fr; gap: 40px; align-items: start; }
.footer__col-titulo { color: var(--texto); font-size: 1rem; font-weight: 800; margin-bottom: 14px; }
.brand--footer { font-weight: 800; letter-spacing: 1px; font-size: 1.2rem; }
.brand--footer strong { color: var(--amarelo); }

/* Coluna direita: páginas empilhadas */
.footer__links { order: 3; display: flex; flex-direction: column; gap: 10px; align-items: flex-end; text-align: right; }
.footer__links a { color: var(--muted); font-weight: 600; }
.footer__links a:hover { color: var(--amarelo); }

/* Coluna esquerda: marca */
.footer__brand { order: 1; text-align: left; }
.footer__desc { color: var(--muted); font-size: .92rem; margin: 8px auto 0 0; max-width: 300px; }

/* Coluna central: canais (2 IG, 2 TikTok, WhatsApp) */
.footer__canais { order: 2; text-align: center; }
.footer__canais-titulo { color: var(--texto); font-size: 1rem; font-weight: 800; margin-bottom: 14px; }
.canais { display: flex; flex-direction: column; align-items: center; gap: 12px; }
.canais__linha { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.canal {
  display: inline-flex; align-items: center; gap: 9px; padding: 10px 18px;
  border: 1px solid var(--borda); border-radius: 999px; background: var(--surface);
  color: var(--texto); font-weight: 600; font-size: .9rem; transition: .18s;
}
.canal:hover { border-color: var(--amarelo); transform: translateY(-2px); }
.canal svg { width: 20px; height: 20px; flex: 0 0 auto; }
.canal--ig svg { fill: #e1306c; }
.canal--tt svg { fill: #f4f4f5; }
.canal--wa svg { fill: #25d366; }

.footer__copy { text-align: center; color: #71717a; font-size: .85rem; border-top: 1px solid var(--borda); margin-top: 32px; padding-top: 20px; }

/* ---------- Localização ---------- */
.card__local { color: var(--muted); font-size: .82rem; }
.detalhe__local { color: var(--muted); margin-bottom: 8px; }
.detalhe__contato { display: grid; gap: 10px; }

/* Botão WhatsApp */
.btn--whatsapp { background: #25d366; color: #06351a; }
.btn--whatsapp:hover { filter: brightness(1.07); transform: translateY(-1px); }

/* ---------- Listagem com filtros ---------- */
.listagem { display: grid; grid-template-columns: 260px minmax(0, 1fr) 210px; gap: 26px; align-items: start; }
/* Centro: 4 classificados por linha no desktop */
.resultados .grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
@media (max-width: 1350px) { .resultados .grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (max-width: 900px)  { .resultados .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px)  { .resultados .grid { grid-template-columns: 1fr; } }
.filtros { position: sticky; top: 72px; display: grid; gap: 18px; }
.filtros__box { background: var(--surface); border: 1px solid var(--borda); border-radius: var(--radius); padding: 18px; }
.filtros__head {
  display: flex; justify-content: space-between; align-items: center; cursor: pointer;
  font-size: 1.15rem; font-weight: 800; list-style: none;
}
.filtros__head::-webkit-details-marker { display: none; }
.filtros__caret { display: inline-block; transition: transform .2s; color: var(--muted); font-size: .8em; }
details[open] .filtros__caret { transform: rotate(180deg); }
.filtros__limpar { color: var(--amarelo); font-size: .82rem; font-weight: 700; }
.filtros__form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 16px; }
.filtros__campo { display: flex; flex-direction: column; gap: 5px; font-size: .8rem; color: var(--muted); font-weight: 600; }
.filtros__campo--full { grid-column: 1 / -1; }
.filtros__campo input, .filtros__campo select {
  padding: 10px 11px; border: 1px solid var(--borda); border-radius: var(--radius-sm);
  background: var(--surface-2); color: var(--texto); font-size: .92rem; width: 100%;
}
.filtros__campo input:focus, .filtros__campo select:focus { outline: none; border-color: var(--amarelo); }
.filtros__btn { grid-column: 1 / -1; width: 100%; margin-top: 4px; }
.filtros__ads { display: grid; gap: 12px; }

.resultados__topo { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; gap: 12px; flex-wrap: wrap; }
.ordenar { color: var(--muted); font-size: .9rem; }
.ordenar select { padding: 8px 12px; border: 1px solid var(--borda); border-radius: 999px; background: var(--surface); color: var(--texto); font-weight: 600; }

/* ---------- Banners / Publicidade ---------- */
.ads-row { margin: 0 0 40px; display: grid; gap: 14px; }
.ad-banner { position: relative; display: block; border: 1px solid var(--borda); border-radius: var(--radius); overflow: hidden; background: var(--surface); }
.ad-banner img { width: 100%; height: auto; display: block; }
.ad-banner__label { position: absolute; top: 6px; right: 6px; background: rgba(0,0,0,.6); color: #d4d4d8; font-size: .62rem; padding: 2px 7px; border-radius: 999px; letter-spacing: .04em; }

/* ---------- Layout "conteúdo + lateral" (usado nas demais páginas) ---------- */
.with-rail { display: grid; grid-template-columns: 1fr 210px; gap: 28px; align-items: start; }
.with-rail__main { min-width: 0; }
@media (max-width: 1150px) {
  .with-rail { grid-template-columns: 1fr; }
  .with-rail .side-ads { position: static; }
  .with-rail .side-ads__multi { flex-direction: row; flex-wrap: wrap; }
  .with-rail .side-ads__multi .carrossel--quadrado { width: 200px; }
}

/* ---------- Publicidade lateral (quadrados empilhados) ---------- */
.side-ads { position: sticky; top: 72px; }
.side-ads__label { display: block; color: var(--muted); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 10px; }
.side-ads__multi { display: flex; flex-direction: column; gap: 14px; }
.side-ads__single { display: none; }
.carrossel--quadrado { width: 100%; }
.carrossel--quadrado .carrossel__slide { height: auto; aspect-ratio: 1 / 1; }
.carrossel--quadrado .carrossel__nav { width: 30px; height: 30px; font-size: 1.2rem; }
.carrossel--quadrado .carrossel__label { display: none; }

/* ---------- Carrossel de publicidade ---------- */
.carrossel-topo { margin-top: 18px; }
/* Variante de largura total (edge-to-edge), encostada no topo */
.carrossel-topo--full { margin-top: 0; }
.carrossel-topo--full .carrossel { border-radius: 0; border-left: none; border-right: none; border-top: none; }
.carrossel { position: relative; border: 1px solid var(--borda); border-radius: var(--radius); overflow: hidden; background: var(--surface); }
.carrossel__viewport { overflow: hidden; }
.carrossel__track { display: flex; transition: transform .5s ease; }
.carrossel__slide { flex: 0 0 100%; height: clamp(150px, 20vw, 240px); display: block; background: var(--surface-2); }
.carrossel__slide img { width: 100%; height: 100%; object-fit: cover; display: block; }
.carrossel__nav {
  position: absolute; top: 50%; transform: translateY(-50%); width: 38px; height: 38px; border-radius: 50%;
  border: none; background: rgba(0,0,0,.5); color: #fff; font-size: 1.5rem; line-height: 1; cursor: pointer;
  display: grid; place-items: center; transition: .15s;
}
.carrossel__nav:hover { background: rgba(0,0,0,.8); }
.carrossel__nav--prev { left: 10px; }
.carrossel__nav--next { right: 10px; }
.carrossel__label { position: absolute; top: 8px; right: 8px; background: rgba(0,0,0,.6); color: #d4d4d8; font-size: .62rem; padding: 2px 8px; border-radius: 999px; letter-spacing: .04em; }
.carrossel__dots { position: absolute; bottom: 10px; left: 50%; transform: translateX(-50%); display: flex; gap: 7px; }
.carrossel__dot { width: 9px; height: 9px; border-radius: 50%; border: none; background: rgba(255,255,255,.5); cursor: pointer; padding: 0; transition: .2s; }
.carrossel__dot.is-active { background: var(--amarelo); width: 22px; border-radius: 999px; }

/* ===================================================================
   RESPONSIVO / MOBILE
   =================================================================== */
/* Telas médias: remove a coluna lateral do grid e joga os anúncios para baixo, em linha */
@media (max-width: 1150px) {
  .listagem { grid-template-columns: 280px 1fr; }
  .side-ads { grid-column: 1 / -1; position: static; }
  .side-ads__multi { flex-direction: row; flex-wrap: wrap; }
  .side-ads__multi .carrossel--quadrado { width: 200px; }
}

@media (max-width: 900px) {
  .listagem { grid-template-columns: 1fr; }
  .filtros { position: static; }
  /* Em telas largas-mobile/tablet o filtro vira uma faixa com mais colunas */
  .filtros__form { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
  .filtros__campo--full { grid-column: 1 / -1; }
}

/* Mobile: une todos os blocos num único carrossel quadrado */
@media (max-width: 720px) {
  .side-ads__multi { display: none; }
  .side-ads__single { display: block; }
  .side-ads__single .carrossel--quadrado { width: 100%; max-width: 380px; margin: 0 auto; }
}
@media (max-width: 860px) {
  .detalhe { grid-template-columns: 1fr; gap: 22px; }
  .specs { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .nav-burger { display: flex; }
  .nav {
    position: fixed; inset: 56px 0 auto 0; flex-direction: column; align-items: stretch;
    background: var(--preto-2); border-bottom: 1px solid var(--borda); padding: 14px;
    gap: 4px; transform: translateY(-130%); transition: transform .28s ease; z-index: 40;
    box-shadow: var(--sombra);
  }
  .nav__link { padding: 14px 16px; border-radius: var(--radius-sm); }
  .nav-toggle:checked ~ .nav { transform: translateY(0); }
  .nav-toggle:checked ~ .nav-burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle:checked ~ .nav-burger span:nth-child(2) { opacity: 0; }
  .nav-toggle:checked ~ .nav-burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .hero::after { display: none; }
  /* Footer: 3 colunas viram 1, tudo centralizado */
  .footer__grid { grid-template-columns: 1fr; gap: 30px; text-align: center; justify-items: center; }
  .footer__links { align-items: center; text-align: center; }
  .footer__brand { text-align: center; }
  .footer__desc { margin: 8px auto 0; }
}

@media (max-width: 560px) {
  /* Em telas estreitas o título pode quebrar para não ser cortado */
  .hero__title { white-space: normal; }
}

@media (max-width: 460px) {
  .grid { grid-template-columns: 1fr; }
  .specs { grid-template-columns: 1fr; }
  .brand__sub { display: none; }
  .btn { width: 100%; }
  .hero__actions { flex-direction: column; }
}