/* HIDRONI — site estático (HTML + CSS puros) */
:root {
  --amarelo: #fcd02a;
  --amarelo-esc: #e6b800;
  --laranja: #fc6b4f;
  --grafite: #1f1c1c;
  --grafite-2: #2a2a2a;
  --texto: #444;
  --texto-claro: #777;
  --cinza-bg: #f3f3f1;
  --borda: #e2e2e2;
  --branco: #fff;
  --raio: 10px;
  --larg: 1200px;
  --sombra: 0 8px 24px rgba(0, 0, 0, .08);
  --f-titulo: "Montserrat", Arial, sans-serif;
  --f-texto: "Raleway", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--f-texto);
  font-size: 16px;
  line-height: 1.65;
  color: var(--texto);
  background: var(--branco);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, h4 { font-family: var(--f-titulo); color: var(--grafite); line-height: 1.2; margin: 0 0 .6em; }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: var(--larg); margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 12px; top: 12px; z-index: 100; background: var(--amarelo); padding: 8px 12px; color: #000; }

/* ---------- Topo ---------- */
.topbar { background: #111; color: #bbb; font-size: 13px; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; gap: 12px; min-height: 36px; flex-wrap: wrap; }
.topbar a { color: #ddd; text-decoration: none; }
.topbar a:hover { color: var(--amarelo); }
.topbar .social { display: flex; gap: 16px; }

.site-header { background: var(--grafite); position: sticky; top: 0; z-index: 50; box-shadow: 0 2px 10px rgba(0,0,0,.25); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; min-height: 84px; gap: 20px; }
.logo img { width: 210px; }

.nav ul { list-style: none; margin: 0; padding: 0; }
.nav > ul { display: flex; gap: 4px; }
.nav li { position: relative; }
.nav a {
  display: block; padding: 10px 14px; text-decoration: none; color: #fff;
  font-family: var(--f-titulo); font-weight: 600; font-size: 14px; letter-spacing: .04em; text-transform: uppercase;
  border-radius: 6px;
}
.nav a:hover, .nav a[aria-current="page"] { color: var(--amarelo); }
.nav .has-sub > a::after { content: "▾"; margin-left: 6px; font-size: 11px; }
.nav .sub {
  position: absolute; top: 100%; left: 0; min-width: 250px; background: #fff; border-radius: 8px;
  box-shadow: var(--sombra); padding: 8px 0; opacity: 0; visibility: hidden; transform: translateY(6px);
  transition: .18s ease;
}
.nav .sub a { color: var(--grafite); text-transform: none; font-weight: 500; letter-spacing: 0; padding: 8px 18px; border-radius: 0; }
.nav .sub a:hover { background: var(--cinza-bg); color: #000; }
.nav li:hover > .sub, .nav li:focus-within > .sub { opacity: 1; visibility: visible; transform: none; }

.menu-toggle { display: none; background: none; border: 0; color: #fff; padding: 8px; cursor: pointer; }
.menu-toggle span { display: block; width: 26px; height: 3px; background: currentColor; margin: 5px 0; border-radius: 2px; }

/* ---------- Slider (home) ---------- */
.hero { position: relative; height: clamp(420px, 62vh, 620px); overflow: hidden; background: #000; }
.slide {
  position: absolute; inset: 0; background-size: cover; background-position: center;
  opacity: 0; transition: opacity 1s ease; display: flex; align-items: center;
}
.slide.ativo { opacity: 1; }
.slide::before { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(0,0,0,.72) 0%, rgba(0,0,0,.35) 55%, rgba(0,0,0,.1) 100%); }
.slide .container { position: relative; color: #fff; }
.slide .tag { display: inline-block; background: var(--amarelo); color: #000; font-family: var(--f-titulo); font-weight: 700; font-size: 13px; letter-spacing: .12em; text-transform: uppercase; padding: 6px 12px; border-radius: 4px; margin-bottom: 16px; }
.slide h1, .slide h2 { color: #fff; font-size: clamp(30px, 5vw, 56px); font-weight: 800; text-transform: uppercase; max-width: 720px; margin-bottom: 22px; }
.slide .logo-slide { width: min(360px, 70vw); margin-bottom: 20px; }
.hero-dots { position: absolute; bottom: 22px; left: 0; right: 0; display: flex; justify-content: center; gap: 10px; z-index: 2; }
.hero-dots button { width: 12px; height: 12px; border-radius: 50%; border: 2px solid #fff; background: transparent; padding: 0; cursor: pointer; }
.hero-dots button.ativo { background: var(--amarelo); border-color: var(--amarelo); }

/* ---------- Botões ---------- */
.btn {
  display: inline-block; background: var(--amarelo); color: #000; text-decoration: none;
  font-family: var(--f-titulo); font-weight: 700; font-size: 14px; letter-spacing: .06em; text-transform: uppercase;
  padding: 14px 28px; border-radius: 6px; border: 0; cursor: pointer; transition: .2s;
}
.btn:hover { background: var(--amarelo-esc); transform: translateY(-1px); }
.btn-escuro { background: var(--grafite); color: #fff; }
.btn-escuro:hover { background: #000; }

/* ---------- Seções ---------- */
.secao { padding: 80px 0; }
.secao-cinza { background: var(--cinza-bg); }
.secao-escura { background: var(--grafite); color: #ccc; }
.secao-escura h2, .secao-escura h3 { color: #fff; }
.titulo-secao { text-align: center; margin-bottom: 48px; }
.titulo-secao h2 { font-size: clamp(26px, 3.4vw, 36px); font-weight: 800; text-transform: uppercase; }
.titulo-secao h2::after { content: ""; display: block; width: 60px; height: 4px; background: var(--amarelo); margin: 16px auto 0; border-radius: 2px; }
.titulo-secao p { color: var(--texto-claro); max-width: 640px; margin: 0 auto; }

/* Cabeçalho das páginas internas */
.page-header {
  background: linear-gradient(rgba(20,18,18,.78), rgba(20,18,18,.78)), url("../img/slide-oficina.webp") center/cover;
  padding: 70px 0; color: #fff;
}
.page-header h1 { color: #fff; font-size: clamp(30px, 4.5vw, 46px); font-weight: 800; text-transform: uppercase; margin: 0; }
.breadcrumb { font-size: 14px; color: #ccc; margin-top: 8px; }
.breadcrumb a { color: var(--amarelo); text-decoration: none; }

/* ---------- Marcas ---------- */
.marcas { display: flex; flex-wrap: wrap; justify-content: center; gap: 18px 22px; align-items: center; max-width: 1000px; margin: 0 auto; }
.marcas a, .marcas div { display: block; transition: .2s; width: 180px; }
@media (max-width: 600px) { .marcas a, .marcas div { width: calc(50% - 11px); } }
.marcas a:hover { transform: translateY(-3px); }
.marcas img { width: 100%; max-width: 200px; margin: 0 auto; filter: drop-shadow(0 4px 10px rgba(0,0,0,.08)); }

/* ---------- Cards de serviço ---------- */
.grid-servicos { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 28px; }
.card-servico { background: #fff; border-radius: var(--raio); overflow: hidden; box-shadow: var(--sombra); display: flex; flex-direction: column; }
.card-servico img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; max-height: 260px; }
.card-servico .corpo { padding: 22px 24px 26px; }
.card-servico h3 { font-size: 19px; margin-bottom: 10px; }
.card-servico p { font-size: 15px; margin: 0; }
.grid-servicos.compacto .card-servico .corpo { padding: 18px 20px; }
.grid-servicos.compacto h3 { margin: 0; font-size: 17px; text-align: center; }
.centro { text-align: center; margin-top: 44px; }

/* Lista de serviços detalhada */
.servico-linha { display: grid; grid-template-columns: 320px 1fr; gap: 40px; align-items: center; padding: 36px 0; border-bottom: 1px solid var(--borda); }
.servico-linha:last-child { border-bottom: 0; }
.servico-linha img { border-radius: var(--raio); width: 100%; }
.servico-linha h2 { font-size: 24px; }
.servico-linha .num { font-family: var(--f-titulo); color: var(--amarelo-esc); font-weight: 800; font-size: 14px; letter-spacing: .1em; }
.servico-linha.sem-img { grid-template-columns: 1fr; }

/* ---------- Sobre ---------- */
.dois-col { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; }
.dois-col img { border-radius: var(--raio); box-shadow: var(--sombra); }
.destaque { font-family: var(--f-titulo); font-weight: 800; font-size: clamp(22px, 3vw, 30px); color: var(--grafite); text-transform: uppercase; line-height: 1.25; }
.destaque span { color: var(--amarelo-esc); display: block; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 28px; }
.valor { background: #fff; border-top: 4px solid var(--amarelo); border-radius: var(--raio); padding: 30px; box-shadow: var(--sombra); }
.valor h3 { text-transform: uppercase; font-size: 18px; }
.valor ul { margin: 0; padding-left: 18px; }
.numeros { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 24px; text-align: center; }
.numeros strong { display: block; font-family: var(--f-titulo); font-size: 44px; color: var(--amarelo); line-height: 1; }
.numeros span { color: #ccc; font-size: 15px; }

/* ---------- Produtos ---------- */
.filtros { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-bottom: 14px; }
.filtros button {
  border: 1px solid var(--borda); background: #fff; color: var(--grafite); padding: 8px 14px; border-radius: 999px;
  font-family: var(--f-texto); font-weight: 600; font-size: 14px; cursor: pointer;
}
.filtros button:hover { border-color: var(--grafite); }
.filtros button.ativo { background: var(--grafite); border-color: var(--grafite); color: #fff; }
.filtros-rotulo { text-align: center; font-family: var(--f-titulo); font-weight: 700; font-size: 13px; letter-spacing: .1em; text-transform: uppercase; color: var(--texto-claro); margin: 22px 0 10px; }
.grid-produtos { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 24px; margin-top: 36px; }
.produto { background: #fff; border: 1px solid var(--borda); border-radius: var(--raio); padding: 26px; display: flex; flex-direction: column; gap: 10px; }
.produto .icone { width: 54px; height: 54px; border-radius: 12px; background: var(--amarelo); display: grid; place-items: center; font-size: 26px; }
.produto h3 { font-size: 17px; margin: 6px 0 0; }
.produto .tags { font-size: 13px; color: var(--texto-claro); }
.produto .btn { margin-top: auto; text-align: center; padding: 11px 18px; }
.vazio { text-align: center; color: var(--texto-claro); padding: 30px; display: none; }
.aviso-cat { background: #fff8d9; border: 1px solid #f3dc7e; border-radius: var(--raio); padding: 18px 22px; margin-top: 28px; text-align: center; }

/* ---------- Máquinas ---------- */
.maquina { padding: 70px 0; border-bottom: 1px solid var(--borda); }
.maquina:last-child { border-bottom: 0; }
.maquina .sub-titulo { font-family: var(--f-titulo); font-weight: 700; color: var(--amarelo-esc); text-transform: uppercase; letter-spacing: .08em; font-size: 14px; }
.maquina h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; }
.chips { display: flex; flex-wrap: wrap; gap: 10px; margin: 16px 0 26px; }
.chips span { background: var(--grafite); color: #fff; font-family: var(--f-titulo); font-weight: 600; font-size: 13px; padding: 7px 14px; border-radius: 4px; letter-spacing: .04em; }
.blocos { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 22px; margin-top: 26px; }
.bloco { background: var(--cinza-bg); border-radius: var(--raio); padding: 24px; }
.bloco h3 { font-size: 17px; text-transform: uppercase; }
.bloco ul { margin: 0; padding-left: 18px; }
.bloco p:last-child, .bloco ul:last-child { margin-bottom: 0; }
.banner-pvt { background: linear-gradient(90deg, rgba(0,0,0,.75), rgba(0,0,0,.2)), url("../img/slide-pvt.webp") center/cover; color: #fff; padding: 80px 0; }
.banner-pvt img { width: min(340px, 70vw); margin-bottom: 18px; }
.banner-pvt p { max-width: 560px; font-size: 18px; color: #eee; }

/* ---------- Contato ---------- */
.grid-unidades { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.unidade { background: #fff; border-radius: var(--raio); box-shadow: var(--sombra); overflow: hidden; display: flex; flex-direction: column; }
.unidade .info { padding: 24px; flex: 1; }
.unidade h3 { font-size: 20px; text-transform: uppercase; display: flex; align-items: center; gap: 10px; }
.unidade h3::before { content: ""; width: 10px; height: 10px; background: var(--amarelo); border-radius: 2px; }
.unidade .tel { font-family: var(--f-titulo); font-weight: 700; color: var(--grafite); font-size: 18px; text-decoration: none; display: block; margin-bottom: 8px; }
.unidade address { font-style: normal; font-size: 15px; }
.unidade iframe { width: 100%; height: 220px; border: 0; display: block; }
.unidade .mapa-link { display: block; padding: 14px 24px; background: var(--cinza-bg); text-decoration: none; font-weight: 600; font-size: 14px; }

.form-contato { background: #fff; border-radius: var(--raio); box-shadow: var(--sombra); padding: 34px; display: grid; gap: 16px; }
.form-contato .linha { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-contato label { font-weight: 600; font-size: 14px; color: var(--grafite); display: block; margin-bottom: 6px; }
.form-contato input, .form-contato textarea {
  width: 100%; padding: 13px 14px; border: 1px solid #d5d5d5; border-radius: 6px; font: inherit; color: var(--grafite); background: #fafafa;
}
.form-contato input:focus, .form-contato textarea:focus { outline: 2px solid var(--amarelo); border-color: var(--amarelo); background: #fff; }
.form-contato textarea { min-height: 140px; resize: vertical; }
.form-contato small { color: var(--texto-claro); }

/* ---------- CTA ---------- */
.cta { background: var(--amarelo); padding: 54px 0; }
.cta .container { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.cta h2 { margin: 0; font-size: clamp(22px, 3vw, 30px); font-weight: 800; text-transform: uppercase; }
.cta p { margin: 6px 0 0; color: #333; }

/* ---------- Rodapé ---------- */
.site-footer { background: #151313; color: #aaa; padding: 64px 0 0; font-size: 15px; }
.site-footer .colunas { display: grid; grid-template-columns: 1.2fr repeat(4, 1fr); gap: 32px; }
.site-footer h4 { color: #fff; font-size: 15px; text-transform: uppercase; letter-spacing: .06em; margin-bottom: 12px; }
.site-footer a { color: #ddd; text-decoration: none; }
.site-footer a:hover { color: var(--amarelo); }
.site-footer address { font-style: normal; line-height: 1.6; }
.site-footer .tel { color: var(--amarelo); font-weight: 700; font-family: var(--f-titulo); display: block; margin-bottom: 6px; }
.site-footer .logo-rodape img { width: 190px; margin-bottom: 14px; }
.site-footer .copy { border-top: 1px solid #2c2a2a; margin-top: 48px; padding: 20px 0; font-size: 13px; text-align: center; color: #777; }

/* WhatsApp flutuante */
.whats-float { position: fixed; right: 20px; bottom: 20px; width: 58px; height: 58px; z-index: 60; border-radius: 50%; box-shadow: 0 6px 18px rgba(0,0,0,.3); transition: .2s; }
.whats-float:hover { transform: scale(1.07); }
.whats-float img { width: 100%; height: 100%; }

/* ---------- Responsivo ---------- */
@media (max-width: 1080px) {
  .site-footer .colunas { grid-template-columns: 1fr 1fr; }
  .site-footer .logo-col { grid-column: 1 / -1; }
}
@media (max-width: 960px) {
  .menu-toggle { display: block; }
  .nav { position: fixed; inset: 84px 0 auto 0; background: var(--grafite); max-height: calc(100vh - 84px); overflow-y: auto; display: none; padding: 10px 20px 24px; }
  .nav.aberto { display: block; }
  .nav > ul { flex-direction: column; }
  .nav a { padding: 12px 6px; border-bottom: 1px solid #333; border-radius: 0; }
  .nav .sub { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; background: transparent; padding: 0 0 0 14px; display: none; }
  .nav .sub a { color: #ccc; }
  .nav .sub a:hover { background: transparent; color: var(--amarelo); }
  .nav li.sub-aberto > .sub { display: block; }
  .dois-col, .servico-linha { grid-template-columns: 1fr; gap: 26px; }
  .servico-linha img { max-width: 380px; }
}
@media (max-width: 600px) {
  .secao { padding: 56px 0; }
  .logo img { width: 170px; }
  .site-header .container { min-height: 72px; }
  .nav { inset: 72px 0 auto 0; max-height: calc(100vh - 72px); }
  .form-contato .linha { grid-template-columns: 1fr; }
  .form-contato { padding: 22px; }
  .site-footer .colunas { grid-template-columns: 1fr; }
  .topbar .container { justify-content: center; }
  .topbar .endereco { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .slide { transition: none; }
  html { scroll-behavior: auto; }
}