/* ============================================================
   RADHEX REVESTIMENTOS — Design System do site
   Paleta extraída da identidade 2026:
   - Laranja Radhex  #F47721 (CTAs, filetes, marcadores)
   - Navy profundo   #152040 (fundos institucionais)
   - Navy do logo    #17334A (títulos, texto forte)
   - Card claro      #F5F7F9
   ============================================================ */

@font-face {
  font-family: 'Inter';
  src: url('/fontes/inter-var.woff2') format('woff2');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --laranja: #F47721;
  --laranja-escuro: #D96410;
  --navy-900: #152040;
  --navy-800: #1B2A50;
  --navy-700: #17334A;
  --texto: #333B45;
  --texto-suave: #5A6572;
  --card: #F5F7F9;
  --borda: #E3E8ED;
  --branco: #FFFFFF;
  --fonte: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --sombra: 0 2px 8px rgba(21, 32, 64, .08);
  --sombra-alta: 0 12px 32px rgba(21, 32, 64, .14);
  --raio: 12px;
  --largura: 1180px;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--fonte);
  color: var(--texto);
  background: var(--branco);
  line-height: 1.6;
  font-size: 1rem;
}

img { max-width: 100%; display: block; }

a { color: var(--laranja-escuro); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: var(--largura); margin: 0 auto; padding: 0 24px; }

/* ---------- Tipografia de seção ---------- */
.antetitulo {
  display: block;
  color: var(--laranja);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .28em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

h1, h2, h3, h4 { color: var(--navy-700); line-height: 1.2; font-weight: 800; }

h2 { font-size: clamp(1.6rem, 3.2vw, 2.3rem); margin-bottom: 18px; }
h3 { font-size: 1.2rem; margin-bottom: 10px; }

.secao { padding: 88px 0; }
.secao--card { background: var(--card); }
.secao--navy { background: var(--navy-900); }
.secao--navy h2, .secao--navy h3 { color: var(--branco); }
.secao--navy p { color: #C6CFDE; }

.filete {
  width: 56px; height: 4px; background: var(--laranja);
  border-radius: 2px; margin: 18px 0 26px;
}

.intro-secao { max-width: 760px; color: var(--texto-suave); font-size: 1.06rem; }

/* ---------- Header ---------- */
.topo {
  position: sticky; top: 0; z-index: 100;
  background: var(--branco);
  border-bottom: 1px solid var(--borda);
}
.topo__inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 76px; gap: 24px;
}
.topo__logo img { height: 44px; width: auto; }

.nav { display: flex; align-items: center; gap: 6px; }
.nav a {
  color: var(--navy-700); font-weight: 600; font-size: .95rem;
  padding: 10px 14px; border-radius: 8px; white-space: nowrap;
}
.nav a:hover { background: var(--card); text-decoration: none; }
.nav a.ativo { color: var(--laranja-escuro); }

.nav__drop { position: relative; }
.nav__drop > a::after { content: ' ▾'; font-size: .7em; }
.nav__menu {
  position: absolute; top: 100%; left: 0; min-width: 300px;
  background: var(--branco); border: 1px solid var(--borda);
  border-radius: var(--raio); box-shadow: var(--sombra-alta);
  padding: 8px; display: none; z-index: 101;
}
.nav__drop:hover .nav__menu, .nav__drop:focus-within .nav__menu { display: block; }
.nav__menu a { display: block; padding: 10px 14px; font-weight: 600; }

.btn {
  display: inline-block; background: var(--laranja); color: var(--branco);
  font-weight: 700; font-size: .95rem; padding: 12px 26px;
  border-radius: 8px; border: none; cursor: pointer;
  transition: background .15s ease, transform .15s ease;
}
.btn:hover { background: var(--laranja-escuro); text-decoration: none; transform: translateY(-1px); }
.btn--vazado {
  background: transparent; color: var(--branco);
  border: 2px solid rgba(255, 255, 255, .55);
}
.btn--vazado:hover { background: rgba(255, 255, 255, .12); }
.btn--grande { padding: 15px 34px; font-size: 1.02rem; }

/* menu mobile */
.topo__burger {
  display: none; background: none; border: none; cursor: pointer;
  width: 44px; height: 44px; border-radius: 8px;
}
.topo__burger span {
  display: block; width: 22px; height: 2px; background: var(--navy-700);
  margin: 5px auto; transition: transform .2s ease, opacity .2s ease;
}

/* ---------- Hero ---------- */
.hero {
  position: relative; color: var(--branco);
  background: var(--navy-900);
  overflow: hidden;
}
.hero__foto {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  opacity: .38;
}
.hero__grad {
  position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(21,32,64,.94) 0%, rgba(21,32,64,.72) 52%, rgba(21,32,64,.35) 100%);
}
.hero__inner { position: relative; padding: 130px 0 120px; max-width: 780px; }
.hero h1 {
  color: var(--branco);
  font-size: clamp(2rem, 4.6vw, 3.3rem);
  letter-spacing: -.01em;
  margin-bottom: 20px;
}
.hero p { font-size: 1.15rem; color: #D4DBE8; max-width: 640px; margin-bottom: 34px; }
.hero__ctas { display: flex; gap: 14px; flex-wrap: wrap; }
.hero__barra { position: absolute; bottom: 0; left: 0; right: 0; height: 6px; background: var(--laranja); }

/* ---------- Faixa de números ---------- */
.numeros { border-bottom: 1px solid var(--borda); }
.numeros__grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 24px; padding: 40px 0;
}
.numero { text-align: center; }
.numero strong {
  display: block; color: var(--laranja);
  font-size: 2.1rem; font-weight: 800; line-height: 1.1;
}
.numero span { color: var(--texto-suave); font-size: .92rem; font-weight: 600; }

/* ---------- Cards de solução ---------- */
.grade-solucoes {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px;
  margin-top: 44px;
}
.card-solucao {
  background: var(--branco); border-radius: var(--raio);
  overflow: hidden; box-shadow: var(--sombra);
  border: 1px solid var(--borda);
  display: flex; flex-direction: column;
  transition: transform .18s ease, box-shadow .18s ease;
  position: relative;
}
.card-solucao:hover { transform: translateY(-4px); box-shadow: var(--sombra-alta); text-decoration: none; }
.card-solucao__foto { height: 190px; overflow: hidden; }
.card-solucao__foto img { width: 100%; height: 100%; object-fit: cover; }
.card-solucao__num {
  position: absolute; top: 160px; left: 22px;
  width: 58px; height: 58px; border-radius: 50%;
  background: var(--laranja); color: var(--branco);
  font-weight: 800; font-size: 1.15rem;
  display: flex; align-items: center; justify-content: center;
  border: 4px solid var(--branco);
}
.card-solucao__corpo { padding: 40px 22px 24px; flex: 1; display: flex; flex-direction: column; }
.card-solucao__corpo h3 { color: var(--navy-700); }
.card-solucao__corpo p { color: var(--texto-suave); font-size: .94rem; flex: 1; }
.card-solucao__link {
  margin-top: 16px; color: var(--laranja-escuro);
  font-weight: 700; font-size: .92rem;
}

/* ---------- Listas com marcador laranja (padrão Radhex) ---------- */
.lista-radhex { list-style: none; }
.lista-radhex li {
  position: relative; padding-left: 26px; margin-bottom: 10px;
}
.lista-radhex li::before {
  content: ''; position: absolute; left: 0; top: .5em;
  width: 10px; height: 10px; border-radius: 2px;
  background: var(--laranja);
}

/* ---------- Método / etapas ---------- */
.etapas { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; margin-top: 44px; }
.etapa { text-align: left; }
.etapa__num {
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--laranja); color: var(--branco);
  font-weight: 800; font-size: 1.05rem;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.secao--navy .etapa h3 { font-size: 1.02rem; }
.secao--navy .etapa p { font-size: .88rem; color: #A9B4C9; }

/* ---------- Setores ---------- */
.grade-setores {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px;
}
.setor {
  background: var(--branco); border: 1px solid var(--borda);
  border-left: 4px solid var(--laranja);
  border-radius: 10px; padding: 22px;
  box-shadow: var(--sombra);
}
.setor h3 { font-size: 1.05rem; }
.setor p { color: var(--texto-suave); font-size: .9rem; }

/* ---------- Cases ---------- */
.grade-cases { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; margin-top: 44px; }
.card-case {
  border-radius: var(--raio); overflow: hidden;
  position: relative; min-height: 380px;
  display: flex; align-items: flex-end;
  background-size: cover; background-position: center;
  box-shadow: var(--sombra);
}
.card-case::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(21,32,64,0) 30%, rgba(21,32,64,.92) 100%);
}
.card-case__corpo { position: relative; padding: 24px; color: var(--branco); }
.card-case__tag {
  display: inline-block; background: var(--laranja); color: var(--branco);
  font-size: .72rem; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; padding: 4px 10px; border-radius: 4px;
  margin-bottom: 10px;
}
.card-case__corpo h3 { color: var(--branco); font-size: 1.15rem; }
.card-case__corpo p { color: #C6CFDE; font-size: .9rem; }

/* ---------- Faixa de confiança / conformidade ---------- */
.grade-conformidade { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 40px; }
.conf { border-top: 3px solid var(--laranja); padding-top: 16px; }
.conf h3 { font-size: 1rem; }
.conf p { font-size: .88rem; }

/* ---------- Parceiros / clientes ---------- */
.faixa-nomes {
  display: flex; flex-wrap: wrap; gap: 12px 34px;
  align-items: center; margin-top: 30px;
}
.faixa-nomes span {
  color: var(--texto-suave); font-weight: 700; font-size: 1.02rem;
  letter-spacing: .02em;
}

/* ---------- CTA final ---------- */
.cta-final { text-align: center; }
.cta-final h2 { color: var(--branco); font-size: clamp(1.6rem, 3vw, 2.2rem); }
.cta-final p { max-width: 620px; margin: 0 auto 32px; }

/* ---------- Página interna: hero compacto ---------- */
.hero-interno {
  position: relative; color: var(--branco); background: var(--navy-900);
  overflow: hidden;
}
.hero-interno .hero__inner { padding: 84px 0 72px; }
.hero-interno h1 { color: var(--branco); font-size: clamp(1.7rem, 3.6vw, 2.6rem); margin-bottom: 14px; }
.hero-interno p { color: #D4DBE8; font-size: 1.08rem; max-width: 700px; }

.migalhas { position: relative; font-size: .85rem; color: #8FA0BE; margin-bottom: 26px; }
.migalhas a { color: #B9C6DD; }

/* ---------- Conteúdo técnico de página de solução ---------- */
.duas-colunas {
  display: grid; grid-template-columns: 1.6fr 1fr; gap: 56px;
  align-items: start;
}
.coluna-lateral { position: sticky; top: 100px; }
.box-lateral {
  background: var(--card); border-radius: var(--raio);
  padding: 26px; margin-bottom: 22px; border: 1px solid var(--borda);
}
.box-lateral h3 { font-size: 1.02rem; }
.box-lateral ul { margin-top: 12px; }
.box-lateral .btn { width: 100%; text-align: center; margin-top: 8px; }

.bloco-sistema {
  background: var(--branco); border: 1px solid var(--borda);
  border-radius: var(--raio); padding: 26px; margin-bottom: 20px;
  box-shadow: var(--sombra);
}
.bloco-sistema h3 { display: flex; align-items: center; gap: 10px; }
.bloco-sistema h3::before {
  content: ''; width: 12px; height: 12px; border-radius: 3px;
  background: var(--laranja); flex: none;
}
.bloco-sistema p, .bloco-sistema li { font-size: .96rem; }
.bloco-sistema .espec {
  color: var(--texto-suave); font-size: .88rem;
  border-top: 1px dashed var(--borda); margin-top: 14px; padding-top: 12px;
}

.destaque-institucional {
  background: var(--navy-900); color: #D4DBE8;
  border-radius: var(--raio); padding: 34px;
  margin: 40px 0; position: relative; overflow: hidden;
}
.destaque-institucional::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0;
  width: 6px; background: var(--laranja);
}
.destaque-institucional strong { color: var(--branco); }

.figura { border-radius: var(--raio); overflow: hidden; margin: 30px 0; box-shadow: var(--sombra); }
.figura img { width: 100%; }
.figura figcaption {
  background: var(--card); font-size: .84rem; color: var(--texto-suave);
  padding: 10px 16px;
}

/* ---------- Formulário ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid .campo--cheio { grid-column: 1 / -1; }
.campo label {
  display: block; font-weight: 700; font-size: .88rem;
  color: var(--navy-700); margin-bottom: 6px;
}
.campo input, .campo textarea {
  width: 100%; padding: 13px 15px;
  border: 1.5px solid var(--borda); border-radius: 8px;
  font-family: var(--fonte); font-size: .98rem; color: var(--texto);
  background: var(--branco);
  transition: border-color .15s ease;
}
.campo input:focus, .campo textarea:focus {
  outline: none; border-color: var(--laranja);
  box-shadow: 0 0 0 3px rgba(244, 119, 33, .15);
}
.campo textarea { min-height: 150px; resize: vertical; }
.form-status { margin-top: 16px; font-weight: 600; display: none; }
.form-status--ok { color: #1B7A3D; display: block; }
.form-status--erro { color: #C22B2B; display: block; }
/* honeypot invisível */
.campo-hp { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

/* ---------- Rodapé ---------- */
.rodape { background: var(--navy-900); color: #A9B4C9; font-size: .92rem; }
.rodape__grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px; padding: 64px 0 48px;
}
.rodape__logo img { height: 46px; width: auto; margin-bottom: 18px; }
.rodape h4 {
  color: var(--branco); font-size: .95rem; text-transform: uppercase;
  letter-spacing: .1em; margin-bottom: 16px;
}
.rodape a { color: #C6CFDE; }
.rodape a:hover { color: var(--branco); }
.rodape li { list-style: none; margin-bottom: 9px; }
.rodape__tagline { color: #C6CFDE; max-width: 300px; }
.rodape__base {
  border-top: 1px solid rgba(255, 255, 255, .12);
  padding: 20px 0; display: flex; justify-content: space-between;
  flex-wrap: wrap; gap: 10px; font-size: .82rem; color: #7E8BA6;
}

/* ---------- WhatsApp flutuante ---------- */
.zap {
  position: fixed; right: 22px; bottom: 22px; z-index: 90;
  width: 58px; height: 58px; border-radius: 50%;
  background: #25D366; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 20px rgba(0, 0, 0, .25);
  transition: transform .15s ease;
}
.zap:hover { transform: scale(1.07); }
.zap svg { width: 30px; height: 30px; fill: #fff; }

/* ---------- Responsivo ---------- */
@media (max-width: 980px) {
  .grade-solucoes, .grade-cases, .grade-setores { grid-template-columns: repeat(2, 1fr); }
  .etapas { grid-template-columns: repeat(3, 1fr); }
  .grade-conformidade { grid-template-columns: repeat(2, 1fr); }
  .duas-colunas { grid-template-columns: 1fr; }
  .coluna-lateral { position: static; }
  .rodape__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .secao { padding: 60px 0; }
  .hero__inner { padding: 84px 0 76px; }
  .nav {
    display: none; position: absolute; top: 76px; left: 0; right: 0;
    background: var(--branco); flex-direction: column; align-items: stretch;
    padding: 12px 16px 20px; border-bottom: 1px solid var(--borda);
    box-shadow: var(--sombra-alta);
  }
  .nav.aberto { display: flex; }
  .nav__menu {
    position: static; display: block; box-shadow: none;
    border: none; padding: 0 0 0 16px; min-width: 0;
  }
  .nav .btn { margin-top: 10px; text-align: center; }
  .topo__burger { display: block; }
  .numeros__grid { grid-template-columns: repeat(2, 1fr); }
  .grade-solucoes, .grade-cases, .grade-setores { grid-template-columns: 1fr; }
  .etapas { grid-template-columns: 1fr 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .rodape__grid { grid-template-columns: 1fr; gap: 28px; }
}