/* ============================================================
   BSX Topografia - Identidade: campo, precisão e coordenadas
   Paleta: verde-noite, verde-campo, laranja-baliza, papel
   Tipos:  Archivo (display) · Instrument Sans (texto) · IBM Plex Mono (coordenadas)
   ============================================================ */

:root {
  --tinta: #12211b;
  --papel: #fafaf6;
  --branco: #ffffff;
  --campo: #1f6b4e;
  --campo-escuro: #17553d;
  --baliza: #e8590c;
  --baliza-escuro: #c74a08;
  --curva: #d8d3c4;
  --cinza-texto: #45524c;
  --raio: 10px;
  --sombra: 0 8px 30px rgba(18, 33, 27, .10);
}

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

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

body {
  font-family: 'Instrument Sans', system-ui, sans-serif;
  color: var(--tinta);
  background: var(--papel);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: 1120px; margin: 0 auto; padding: 0 20px; }

h1, h2, h3 { font-family: 'Archivo', sans-serif; line-height: 1.15; letter-spacing: -.01em; }
h1 { font-size: clamp(1.9rem, 4.5vw, 3.1rem); font-weight: 800; font-stretch: 105%; }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); font-weight: 750; }
h3 { font-size: 1.1rem; font-weight: 700; }

p { color: var(--cinza-texto); }
a { color: var(--campo); }

.mono { font-family: 'IBM Plex Mono', monospace; font-size: .78rem; letter-spacing: .02em; }

/* ---------- Botões ---------- */
.botao {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 26px; border-radius: var(--raio);
  font-weight: 600; font-size: 1rem; text-decoration: none;
  border: none; cursor: pointer; transition: transform .15s, background .15s;
}
.botao:hover { transform: translateY(-1px); }
.botao-whats { background: var(--baliza); color: #fff; }
.botao-whats:hover { background: var(--baliza-escuro); }
.botao-contorno { background: transparent; color: var(--tinta); border: 2px solid var(--tinta); }
.botao:focus-visible { outline: 3px solid var(--baliza); outline-offset: 2px; }

/* ---------- Topo ---------- */
.topo { background: var(--tinta); position: sticky; top: 0; z-index: 50; }
.topo-inner { display: flex; align-items: center; gap: 28px; padding: 14px 20px; }
.marca { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; }
.marca-img { height: 40px; width: auto; max-width: 180px; object-fit: contain; display: block; }
.marca-rodape .marca-img { height: 36px; }
.marca-mira { width: 26px; height: 26px; color: var(--baliza); flex-shrink: 0; }
.marca-texto { font-family: 'Archivo', sans-serif; font-weight: 800; font-size: 1.15rem; letter-spacing: .01em; }
.marca-texto em { font-style: normal; font-weight: 400; opacity: .75; margin-left: 6px; }
.menu { display: flex; gap: 22px; margin-left: auto; }
.menu a { color: rgba(255,255,255,.85); text-decoration: none; font-size: .95rem; }
.menu a:hover { color: #fff; }
.topo-cta { padding: 9px 18px; font-size: .9rem; }
@media (max-width: 720px) { .menu { display: none; } .topo-inner { justify-content: space-between; } .marca-img { height: 32px; } }

/* ---------- Hero ---------- */
.hero {
  background: var(--tinta); color: #fff;
  position: relative; overflow: hidden;
}
.hero::before {
  /* curvas de nível */
  content: ""; position: absolute; inset: 0; opacity: .16; pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='900' height='600' viewBox='0 0 900 600'%3E%3Cg fill='none' stroke='%23e8590c' stroke-width='1.2'%3E%3Cpath d='M-50 480 C150 380 260 470 420 400 S720 300 950 380'/%3E%3Cpath d='M-50 430 C160 330 280 420 440 350 S740 250 950 330'/%3E%3Cpath d='M-50 380 C170 280 300 370 460 300 S760 200 950 280'/%3E%3Cpath d='M-50 330 C180 230 320 320 480 250 S780 150 950 230'/%3E%3Cpath d='M-50 280 C190 180 340 270 500 200 S800 100 950 180'/%3E%3C/g%3E%3C/svg%3E");
  background-size: cover; background-position: center bottom;
}
.hero-inner { position: relative; padding: 72px 20px 64px; max-width: 1120px; margin: 0 auto; }
.hero .chip {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'IBM Plex Mono', monospace; font-size: .74rem;
  color: var(--baliza); border: 1px solid rgba(232,89,12,.5);
  padding: 6px 12px; border-radius: 999px; margin-bottom: 22px;
  background: rgba(232,89,12,.08);
}
.hero .chip .ponto { width: 7px; height: 7px; border-radius: 50%; background: var(--baliza); }
.hero h1 { max-width: 780px; }
.hero .sub { color: rgba(255,255,255,.85); max-width: 640px; margin: 18px 0 30px; font-size: 1.1rem; }
.hero-acoes { display: flex; gap: 14px; flex-wrap: wrap; }
.hero .botao-contorno { color: #fff; border-color: rgba(255,255,255,.6); }
.hero .botao-contorno:hover { border-color: #fff; }
.hero-selos { display: flex; gap: 22px; flex-wrap: wrap; margin-top: 34px; }
.hero-selos span { display: flex; align-items: center; gap: 8px; color: rgba(255,255,255,.75); font-size: .9rem; }
.hero-selos svg { color: var(--baliza); }

/* ---------- Seções ---------- */
.secao { padding: 64px 0; }
.secao-alt { background: var(--branco); border-top: 1px solid var(--curva); border-bottom: 1px solid var(--curva); }
.secao-titulo { margin-bottom: 8px; }
.secao-sub { max-width: 640px; margin-bottom: 36px; }
.eyebrow {
  font-family: 'IBM Plex Mono', monospace; font-size: .74rem; text-transform: uppercase;
  letter-spacing: .12em; color: var(--baliza); display: block; margin-bottom: 10px;
}

/* ---------- Cards de serviço ---------- */
.grade-servicos { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 18px; }
.card-servico {
  background: var(--branco); border: 1px solid var(--curva); border-radius: var(--raio);
  padding: 24px 22px; text-decoration: none; color: var(--tinta);
  transition: border-color .15s, box-shadow .15s, transform .15s;
  display: flex; flex-direction: column; gap: 8px;
}
.card-servico:hover { border-color: var(--campo); box-shadow: var(--sombra); transform: translateY(-2px); }
.card-servico .vertice { width: 20px; height: 20px; color: var(--campo); }
.card-servico p { font-size: .92rem; }
.card-servico .saiba { color: var(--baliza); font-weight: 600; font-size: .9rem; margin-top: auto; }

/* ---------- Blocos de conteúdo (landing) ---------- */
.duas-colunas { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: start; }
@media (max-width: 860px) { .duas-colunas { grid-template-columns: 1fr; } }

.lista-check { list-style: none; display: grid; gap: 12px; margin-top: 18px; }
.lista-check li { display: flex; gap: 12px; align-items: flex-start; color: var(--cinza-texto); }
.lista-check svg { flex-shrink: 0; margin-top: 4px; color: var(--campo); }

.etapas { counter-reset: etapa; display: grid; gap: 0; margin-top: 24px; }
.etapa { display: flex; gap: 18px; padding: 18px 0; border-bottom: 1px dashed var(--curva); }
.etapa:last-child { border-bottom: none; }
.etapa-num {
  counter-increment: etapa; flex-shrink: 0;
  width: 44px; height: 44px; border-radius: 50%;
  border: 2px solid var(--campo); color: var(--campo);
  display: flex; align-items: center; justify-content: center;
  font-family: 'IBM Plex Mono', monospace; font-weight: 500;
}
.etapa-num::before { content: "0" counter(etapa); }
.etapa h3 { margin-bottom: 4px; }
.etapa p { font-size: .95rem; }

/* ---------- FAQ ---------- */
.faq details {
  background: var(--branco); border: 1px solid var(--curva); border-radius: var(--raio);
  margin-bottom: 12px; overflow: hidden;
}
.faq summary {
  padding: 18px 20px; cursor: pointer; font-weight: 600; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: 'IBM Plex Mono', monospace; color: var(--baliza); font-size: 1.2rem; }
.faq details[open] summary::after { content: "−"; }
.faq details p { padding: 0 20px 18px; }

/* ---------- Formulário de orçamento ---------- */
.form-caixa {
  background: var(--tinta); color: #fff; border-radius: 16px;
  padding: 40px; position: relative; overflow: hidden;
}
.form-caixa h2 { color: #fff; }
.form-caixa .form-sub { color: rgba(255,255,255,.8); margin: 8px 0 26px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-grid .campo-total { grid-column: 1 / -1; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } .form-caixa { padding: 28px 22px; } }
.campo label { display: block; font-size: .85rem; margin-bottom: 6px; color: rgba(255,255,255,.85); }
.campo input, .campo select, .campo textarea {
  width: 100%; padding: 12px 14px; border-radius: 8px;
  border: 1px solid rgba(255,255,255,.25); background: rgba(255,255,255,.07);
  color: #fff; font: inherit; font-size: .95rem;
}
.campo input::placeholder, .campo textarea::placeholder { color: rgba(255,255,255,.45); }
.campo select option { color: var(--tinta); }
.campo input:focus, .campo select:focus, .campo textarea:focus {
  outline: 2px solid var(--baliza); border-color: transparent; background: rgba(255,255,255,.12);
}
.form-caixa .botao { width: 100%; justify-content: center; margin-top: 8px; font-size: 1.05rem; }
.form-nota { font-size: .8rem; color: rgba(255,255,255,.55); margin-top: 12px; text-align: center; }
.honeypot { position: absolute; left: -9999px; opacity: 0; }

/* ---------- Cidades ---------- */
.nuvem-cidades { display: flex; flex-wrap: wrap; gap: 10px; }
.nuvem-cidades a {
  text-decoration: none; color: var(--tinta); background: var(--branco);
  border: 1px solid var(--curva); border-radius: 999px; padding: 8px 16px; font-size: .9rem;
  transition: border-color .15s, color .15s;
}
.nuvem-cidades a:hover { border-color: var(--baliza); color: var(--baliza); }

/* ---------- Faixa CTA ---------- */
.faixa-cta {
  background: linear-gradient(120deg, var(--campo), #17553d);
  color: #fff; border-radius: 16px; padding: 40px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
}
.faixa-cta h2 { color: #fff; margin-bottom: 6px; }
.faixa-cta p { color: rgba(255,255,255,.85); }

/* ---------- Rodapé ---------- */
.rodape { background: var(--tinta); color: rgba(255,255,255,.8); margin-top: 64px; }
.rodape-grid { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 40px; padding: 52px 20px 32px; }
@media (max-width: 760px) { .rodape-grid { grid-template-columns: 1fr; gap: 28px; } }
.rodape h3 { color: #fff; margin-bottom: 12px; font-size: 1rem; }
.rodape a { color: rgba(255,255,255,.8); text-decoration: none; }
.rodape a:hover { color: #fff; }
.rodape-endereco { color: rgba(255,255,255,.65); margin-top: 14px; font-size: .92rem; }
.rodape-lista { list-style: none; display: grid; gap: 8px; font-size: .92rem; }
.rodape-redes { margin-top: 14px; }
.rodape-base {
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 18px 20px; border-top: 1px solid rgba(255,255,255,.12);
  font-size: .8rem; color: rgba(255,255,255,.5);
}

/* ---------- WhatsApp flutuante ---------- */
.whats-flutuante {
  position: fixed; right: 20px; bottom: 20px; z-index: 60;
  width: 58px; height: 58px; border-radius: 50%;
  background: #25d366; color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 20px rgba(0,0,0,.25);
  transition: transform .15s;
}
.whats-flutuante:hover { transform: scale(1.07); }

/* ---------- Breadcrumb ---------- */
.migalhas { font-size: .82rem; margin-bottom: 18px; color: rgba(255,255,255,.6); }
.migalhas a { color: rgba(255,255,255,.75); text-decoration: none; }
.migalhas a:hover { color: #fff; }

/* ---------- Página de obrigado ---------- */
.obrigado { text-align: center; padding: 90px 20px; }
.obrigado .vertice-grande { width: 64px; height: 64px; color: var(--campo); margin-bottom: 20px; }