/* ============================================================
   Horizon Tech LTDA — Site institucional (home)
   Tema HÍBRIDO: seções escuras "horizonte" + seções claras
   sofisticadas (off-white azulado). Tech, moderno, acessível.
   CSS3 puro | sem dependências | UTF-8
   ============================================================ */

/* ---------- 1. Tokens ---------- */
:root {
  /* Azuis (escuro) */
  --azul-noite:  #05101f;
  --azul-escuro: #0a1f39;
  --azul-marinho:#13315c;
  --azul-medio:  #1d4e89;

  /* Ciano (destaque) */
  --ciano:       #0aa2c0;
  --ciano-claro: #3fd0ec;
  --ciano-escuro:#0b7f97;

  /* Claros sofisticados (off-white azulado) */
  --fundo:      #e7edf6;
  --fundo-2:    #eef2fa;
  --superficie: #f6f9fe;
  --vidro:      rgba(255,255,255,.55);
  --vidro-borda:rgba(255,255,255,.7);
  --borda:      #cfd9ea;

  /* Texto */
  --texto:      #16212e;
  --texto-suave:#47586a;
  --branco-suave:#e9f1fb;
  --azul-legenda:#a7c0e2;

  /* Formas */
  --raio: 14px;
  --raio-sm: 9px;
  --sombra: 0 1px 2px rgba(11,31,58,.06), 0 14px 34px rgba(11,31,58,.09);
  --sombra-forte: 0 24px 60px rgba(5,16,31,.30);
  --largura-max: 1160px;
  --altura-cabecalho: 76px;
  --mono: ui-monospace, "Cascadia Code", "SFMono-Regular", "Consolas", "Liberation Mono", monospace;
  --transicao: .28s cubic-bezier(.2,.7,.2,1);
}

/* ---------- 2. Base ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--texto);
  background: var(--fundo);
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
}
img, svg { max-width: 100%; height: auto; display: block; }
h1, h2, h3, h4 { color: var(--azul-marinho); line-height: 1.18; font-weight: 700; margin: 0; }
a { color: var(--ciano-escuro); text-decoration: none; }
a:hover { color: var(--azul-medio); }

/* ---------- 3. Acessibilidade ---------- */
:focus-visible { outline: 3px solid var(--ciano-claro); outline-offset: 3px; border-radius: 4px; }
.skip-link {
  position: absolute; left: 8px; top: -60px; z-index: 2000;
  background: var(--azul-marinho); color: #fff; padding: 10px 16px;
  border-radius: var(--raio-sm); transition: top var(--transicao);
}
.skip-link:focus { top: 8px; color: #fff; }
.visualmente-oculto {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* ---------- 4. Utilitários ---------- */
.container { width: 100%; max-width: var(--largura-max); margin: 0 auto; padding: 0 24px; }
.secao { position: relative; padding: 96px 0; scroll-margin-top: var(--altura-cabecalho); z-index: 1; }
.secao > .container { position: relative; z-index: 2; }

.secao__cabecalho { max-width: 720px; margin: 0 0 52px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--mono);
  font-size: .78rem; font-weight: 600; letter-spacing: .16em; text-transform: uppercase;
  color: var(--ciano-escuro); margin-bottom: 14px;
}
.eyebrow::before { content: ""; width: 22px; height: 2px; border-radius: 2px; background: var(--ciano); }
.secao__titulo { font-size: clamp(1.75rem, 3.5vw, 2.5rem); letter-spacing: -.5px; margin-bottom: 14px; }
.secao__texto { color: var(--texto-suave); font-size: 1.08rem; }
.grad {
  background: linear-gradient(110deg, var(--ciano), var(--azul-medio));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: var(--azul-medio);
}

/* Grade tech sutil para seções claras */
.secao--luz { background: linear-gradient(180deg, var(--fundo) 0%, var(--fundo-2) 100%); }
.secao--luz2 { background: linear-gradient(180deg, var(--fundo-2) 0%, var(--fundo) 100%); }
.secao--luz::after, .secao--luz2::after {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background-image:
    linear-gradient(rgba(19,49,92,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(19,49,92,.045) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(120% 90% at 50% 0%, #000 0%, transparent 78%);
  mask-image: radial-gradient(120% 90% at 50% 0%, #000 0%, transparent 78%);
}
.secao--luz::before, .secao--luz2::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(640px 420px at 10% 0%, rgba(10,162,192,.07), transparent 60%),
    radial-gradient(640px 460px at 92% 100%, rgba(29,78,137,.08), transparent 60%);
}

/* ---------- 5. Botões ---------- */
.botao {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 14px 26px; border-radius: 999px;
  font-weight: 600; font-size: 1rem; cursor: pointer;
  border: 1px solid transparent;
  transition: transform var(--transicao), background var(--transicao),
              color var(--transicao), border-color var(--transicao), box-shadow var(--transicao);
}
.botao:hover { transform: translateY(-2px); }
.botao svg { width: 20px; height: 20px; }
.botao--primario { background: linear-gradient(120deg, var(--ciano-claro), var(--ciano)); color: #04222b; box-shadow: 0 10px 30px rgba(10,162,192,.4); }
.botao--primario:hover { box-shadow: 0 14px 38px rgba(10,162,192,.55); color: #04222b; }
.botao--claro { background: #fff; color: var(--azul-marinho); }
.botao--claro:hover { color: var(--azul-medio); }
.botao--contorno { background: rgba(255,255,255,.04); color: var(--branco-suave); border-color: rgba(233,241,251,.4); }
.botao--contorno:hover { border-color: var(--ciano-claro); color: #fff; background: rgba(63,208,236,.12); }
.botao--escuro { background: var(--azul-marinho); color: #fff; }
.botao--escuro:hover { background: var(--azul-medio); color: #fff; }

/* ============================================================
   6. CABEÇALHO
   ============================================================ */
.cabecalho {
  position: fixed; inset: 0 0 auto 0; z-index: 1000;
  height: var(--altura-cabecalho); display: flex; align-items: center;
  border-bottom: 1px solid transparent;
  transition: background var(--transicao), box-shadow var(--transicao), border-color var(--transicao);
}
.cabecalho__inner {
  width: 100%; max-width: var(--largura-max); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
}
.cabecalho.solido {
  background: rgba(5,16,31,.86);
  backdrop-filter: blur(12px) saturate(120%);
  -webkit-backdrop-filter: blur(12px) saturate(120%);
  border-bottom-color: rgba(63,208,236,.16);
  box-shadow: 0 8px 30px rgba(5,16,31,.4);
}

.marca { display: inline-flex; align-items: center; gap: 11px; color: #fff; }
.marca__icone { height: 42px; width: 42px; display: block; }
.marca__wordmark { font-weight: 700; font-size: 1.2rem; letter-spacing: .5px; line-height: 1; color: #fff; }
.marca__wordmark span { color: var(--ciano-claro); font-weight: 400; margin-left: .35em; }

.nav-principal ul { list-style: none; display: flex; align-items: center; gap: 4px; margin: 0; padding: 0; }
.nav-principal a {
  display: block; padding: 9px 14px; color: var(--branco-suave);
  font-weight: 500; font-size: .96rem; border-radius: var(--raio-sm);
  transition: background var(--transicao), color var(--transicao);
}
.nav-principal a:hover { background: rgba(255,255,255,.1); color: #fff; }
.nav-principal a[aria-current="true"] { color: var(--ciano-claro); }
.nav-principal .nav-cta { margin-left: 8px; background: linear-gradient(120deg, var(--ciano-claro), var(--ciano)); color: #04222b; font-weight: 600; }
.nav-principal .nav-cta:hover { color: #04222b; filter: brightness(1.05); }

.menu-toggle {
  display: none; width: 44px; height: 44px; background: transparent;
  border: 1px solid rgba(255,255,255,.3); border-radius: var(--raio-sm);
  cursor: pointer; color: #fff; align-items: center; justify-content: center;
}
.menu-toggle span, .menu-toggle span::before, .menu-toggle span::after {
  content: ""; display: block; width: 20px; height: 2px; background: currentColor; position: relative;
  transition: transform var(--transicao), opacity var(--transicao);
}
.menu-toggle span::before { position: absolute; top: -6px; }
.menu-toggle span::after  { position: absolute; top: 6px; }
.menu-toggle[aria-expanded="true"] span { background: transparent; }
.menu-toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span::after  { transform: translateY(-6px) rotate(-45deg); }

/* ============================================================
   7. HERO — horizonte tecnológico
   ============================================================ */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  overflow: hidden; color: var(--branco-suave);
  background: linear-gradient(165deg, #05101f 0%, #0a2036 52%, #103a63 100%);
  scroll-margin-top: var(--altura-cabecalho);
}
.hero__fundo { position: absolute; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }

/* Campo de estrelas/pontos */
.hero__estrelas {
  position: absolute; inset: -10% 0 0 0; will-change: transform;
  background-image: radial-gradient(rgba(255,255,255,.35) 1px, transparent 1.4px);
  background-size: 46px 46px; opacity: .35;
}
/* "Sol" / brilho do horizonte */
.hero__sol {
  position: absolute; left: 50%; bottom: 30%;
  width: 620px; height: 620px; transform: translate(-50%, 50%); will-change: transform;
  background: radial-gradient(circle, rgba(63,208,236,.42) 0%, rgba(10,162,192,.16) 32%, transparent 62%);
  filter: blur(6px);
}
/* Linha de horizonte com brilho */
.hero__linha {
  position: absolute; left: 0; right: 0; bottom: 30%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--ciano-claro) 45%, #fff 50%, var(--ciano-claro) 55%, transparent);
  box-shadow: 0 0 50px 8px rgba(63,208,236,.45);
}
/* Grade em perspectiva (chão que recua até o horizonte) */
.hero__grade {
  position: absolute; left: -25%; right: -25%; bottom: 0; height: 34vh;
  background-image:
    repeating-linear-gradient(to right, rgba(63,208,236,.30) 0 1px, transparent 1px 68px),
    repeating-linear-gradient(to bottom, rgba(63,208,236,.30) 0 1px, transparent 1px 68px);
  transform: perspective(340px) rotateX(64deg);
  transform-origin: bottom center;
  -webkit-mask-image: linear-gradient(to top, #000 8%, transparent 82%);
  mask-image: linear-gradient(to top, #000 8%, transparent 82%);
  opacity: .55;
}

.hero__conteudo { position: relative; z-index: 2; max-width: 840px; padding: calc(var(--altura-cabecalho) + 44px) 0 70px; }
.hero__eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--mono); font-size: .8rem; font-weight: 600; letter-spacing: .08em;
  color: #cfe6ff; background: rgba(63,208,236,.1); border: 1px solid rgba(63,208,236,.28);
  padding: 6px 14px; border-radius: 999px; margin-bottom: 22px;
}
.hero__eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--ciano-claro); box-shadow: 0 0 10px 2px rgba(63,208,236,.7); }
.hero h1 { color: #fff; font-size: clamp(2.15rem, 5.5vw, 3.7rem); line-height: 1.06; letter-spacing: -1px; margin-bottom: 20px; }
.hero h1 .destaque {
  background: linear-gradient(120deg, var(--ciano-claro), #8be6f7);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: var(--ciano-claro);
}
.hero__sub { font-size: clamp(1.05rem, 2vw, 1.25rem); color: #c6d8ef; max-width: 650px; margin-bottom: 34px; }
.hero__acoes { display: flex; flex-wrap: wrap; gap: 14px; }

.hero__scroll {
  position: absolute; left: 50%; bottom: 26px; transform: translateX(-50%); z-index: 2;
  color: #bcd2ec; font-size: .74rem; letter-spacing: .14em; text-transform: uppercase;
  display: flex; flex-direction: column; align-items: center; gap: 8px; font-family: var(--mono);
}
.hero__scroll .mouse { width: 24px; height: 38px; border: 2px solid rgba(255,255,255,.45); border-radius: 14px; position: relative; }
.hero__scroll .mouse::before {
  content: ""; position: absolute; left: 50%; top: 7px; width: 4px; height: 7px; border-radius: 2px;
  background: var(--ciano-claro); transform: translateX(-50%); animation: rolar 1.6s infinite;
}
@keyframes rolar { 0%{opacity:0;top:7px} 40%{opacity:1} 80%{opacity:0;top:18px} 100%{opacity:0} }

/* ============================================================
   8. Revelação ao rolar
   ============================================================ */
.revelar { opacity: 0; transform: translateY(30px); transition: opacity .8s ease, transform .8s ease; }
.revelar.visivel { opacity: 1; transform: none; }
.revelar[data-atraso="1"] { transition-delay: .09s; }
.revelar[data-atraso="2"] { transition-delay: .18s; }
.revelar[data-atraso="3"] { transition-delay: .27s; }

/* ============================================================
   9. QUEM SOMOS (claro sofisticado)
   ============================================================ */
.sobre__grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 52px; align-items: center; }
.sobre__texto p { color: var(--texto-suave); font-size: 1.08rem; margin: 0 0 16px; }
.sobre__chips { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.chip {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--vidro); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  border: 1px solid var(--vidro-borda); border-radius: 999px;
  padding: 8px 16px; font-size: .92rem; font-weight: 600; color: var(--azul-marinho);
  box-shadow: var(--sombra);
}
.chip svg { width: 16px; height: 16px; color: var(--ciano-escuro); }

.sobre__painel {
  position: relative; overflow: hidden;
  background: linear-gradient(160deg, #0c2440, #05101f);
  color: var(--branco-suave); border-radius: var(--raio); padding: 34px;
  box-shadow: var(--sombra-forte); border: 1px solid rgba(63,208,236,.14);
}
.sobre__painel::before {
  content: ""; position: absolute; right: -30%; top: -30%; width: 340px; height: 340px;
  background: radial-gradient(circle, rgba(63,208,236,.3), transparent 62%); pointer-events: none;
}
.sobre__painel > * { position: relative; z-index: 1; }
.sobre__painel h3 { color: #fff; font-size: 1.2rem; margin-bottom: 8px; }
.sobre__painel p { color: #c6d8ef; font-size: .98rem; margin: 0 0 20px; }
.mini-metricas { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.mini-metricas div { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12); border-radius: var(--raio-sm); padding: 14px; }
.mini-metricas strong { display: block; color: var(--ciano-claro); font-size: 1.05rem; }
.mini-metricas span { font-size: .85rem; color: #adc3e2; }

/* ============================================================
   10. SERVIÇOS — cartões de vidro
   ============================================================ */
.grid-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 22px; }
.card {
  position: relative; overflow: hidden;
  background: var(--vidro);
  backdrop-filter: blur(12px) saturate(130%); -webkit-backdrop-filter: blur(12px) saturate(130%);
  border: 1px solid var(--vidro-borda); border-radius: var(--raio); padding: 30px;
  box-shadow: var(--sombra);
  transition: transform var(--transicao), box-shadow var(--transicao), border-color var(--transicao);
}
.card::before {
  content: ""; position: absolute; left: 0; top: 0; height: 3px; width: 0;
  background: linear-gradient(90deg, var(--ciano-claro), var(--ciano)); transition: width var(--transicao);
}
.card:hover { transform: translateY(-6px); box-shadow: 0 24px 55px rgba(11,31,58,.16); border-color: rgba(63,208,236,.5); }
.card:hover::before { width: 100%; }
.card__icone {
  width: 54px; height: 54px; display: flex; align-items: center; justify-content: center;
  border-radius: var(--raio-sm); background: linear-gradient(150deg, var(--azul-marinho), var(--azul-medio));
  color: #fff; margin-bottom: 18px; box-shadow: inset 0 0 0 1px rgba(63,208,236,.25);
}
.card__icone svg { width: 26px; height: 26px; }
.card h3 { font-size: 1.18rem; margin-bottom: 8px; }
.card p { color: var(--texto-suave); font-size: .98rem; margin: 0; }

/* ============================================================
   11. PRODUTOS
   ============================================================ */
.produtos__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 24px; }
.produto {
  position: relative; border-radius: var(--raio); padding: 36px; color: var(--branco-suave);
  overflow: hidden; box-shadow: var(--sombra-forte);
  background: linear-gradient(155deg, #0c2440, #05101f);
  border: 1px solid rgba(63,208,236,.16);
}
.produto::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: radial-gradient(380px 280px at 85% 12%, rgba(63,208,236,.26), transparent 60%);
}
.produto > * { position: relative; z-index: 1; }
.produto__tag {
  display: inline-block; font-family: var(--mono);
  font-size: .72rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: #04222b; background: var(--ciano-claro); padding: 4px 12px; border-radius: 999px; margin-bottom: 16px;
}
.produto h3 { color: #fff; font-size: 1.4rem; margin-bottom: 10px; }
.produto p { color: #c6d8ef; font-size: 1rem; margin: 0 0 16px; }
.produto ul { list-style: none; margin: 0 0 8px; padding: 0; }
.produto li { position: relative; padding-left: 24px; margin-bottom: 8px; color: #d6e4f7; font-size: .95rem; }
.produto li::before { content: ""; position: absolute; left: 4px; top: 8px; width: 8px; height: 8px; border-radius: 50%; background: var(--ciano-claro); box-shadow: 0 0 8px rgba(63,208,236,.7); }
.produto__aviso {
  margin-top: 18px; font-size: .85rem; color: #b6cbe8;
  background: rgba(255,255,255,.05); border-left: 3px solid var(--ciano);
  border-radius: 0 var(--raio-sm) var(--raio-sm) 0; padding: 10px 14px;
}

/* ============================================================
   12. FAIXA PARALLAX — horizonte tech
   ============================================================ */
.faixa {
  position: relative; overflow: hidden; color: #fff; text-align: center; padding: 120px 0;
  background: linear-gradient(180deg, #061426, #0a2036);
}
.faixa::before { /* grade em perspectiva */
  content: ""; position: absolute; left: -25%; right: -25%; bottom: 0; height: 40%;
  background-image:
    repeating-linear-gradient(to right, rgba(63,208,236,.22) 0 1px, transparent 1px 70px),
    repeating-linear-gradient(to bottom, rgba(63,208,236,.22) 0 1px, transparent 1px 70px);
  transform: perspective(320px) rotateX(66deg); transform-origin: bottom center;
  -webkit-mask-image: linear-gradient(to top, #000, transparent 78%);
  mask-image: linear-gradient(to top, #000, transparent 78%);
  opacity: .5; pointer-events: none;
}
.faixa::after { /* brilho do horizonte */
  content: ""; position: absolute; left: 0; right: 0; bottom: 40%; height: 300px;
  background: radial-gradient(60% 100% at 50% 100%, rgba(63,208,236,.22), transparent 70%);
  pointer-events: none;
}
.faixa .container { position: relative; z-index: 2; }
.faixa h2 { color: #fff; font-size: clamp(1.6rem, 3.6vw, 2.4rem); max-width: 820px; margin: 0 auto 16px; }
.faixa p { color: #c6d8ef; max-width: 680px; margin: 0 auto 28px; font-size: 1.1rem; }
.faixa__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 20px; max-width: 980px; margin: 44px auto 0; text-align: left; }
.faixa__item {
  background: rgba(255,255,255,.05); backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(63,208,236,.18); border-radius: var(--raio); padding: 24px;
}
.faixa__item h3 { color: var(--ciano-claro); font-size: 1.05rem; margin-bottom: 6px; }
.faixa__item p { color: #c2d4ec; font-size: .93rem; margin: 0; }

/* ============================================================
   13. SEGURANÇA & LGPD (claro sofisticado)
   ============================================================ */
.seguranca__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center; }
.seguranca__lista { list-style: none; margin: 24px 0 0; padding: 0; }
.seguranca__lista li { position: relative; padding-left: 36px; margin-bottom: 14px; color: var(--texto-suave); }
.seguranca__lista li::before {
  content: "✓"; position: absolute; left: 0; top: -1px; width: 25px; height: 25px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(10,162,192,.14); color: var(--ciano-escuro); border-radius: 50%; font-weight: 700; font-size: .85rem;
}
.seguranca__cartao {
  background: var(--vidro); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--vidro-borda); border-radius: var(--raio); padding: 32px; box-shadow: var(--sombra);
}
.seguranca__cartao h3 { font-size: 1.2rem; margin-bottom: 10px; }
.seguranca__cartao p { color: var(--texto-suave); margin: 0 0 18px; }

/* ============================================================
   14. CONTATO — horizonte tech
   ============================================================ */
.contato { position: relative; overflow: hidden; background: linear-gradient(160deg, #0a2036, #061426); color: var(--branco-suave); }
.contato::before {
  content: ""; position: absolute; left: -25%; right: -25%; bottom: 0; height: 38%;
  background-image:
    repeating-linear-gradient(to right, rgba(63,208,236,.18) 0 1px, transparent 1px 72px),
    repeating-linear-gradient(to bottom, rgba(63,208,236,.18) 0 1px, transparent 1px 72px);
  transform: perspective(340px) rotateX(66deg); transform-origin: bottom center;
  -webkit-mask-image: linear-gradient(to top, #000, transparent 80%);
  mask-image: linear-gradient(to top, #000, transparent 80%);
  opacity: .45; pointer-events: none;
}
.contato .secao__titulo { color: #fff; }
.contato .secao__texto { color: #c6d8ef; }
.contato__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.contato__canais { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.canal {
  display: flex; align-items: center; gap: 14px;
  background: rgba(255,255,255,.06); backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(63,208,236,.16); border-radius: var(--raio); padding: 18px; color: var(--branco-suave);
  transition: background var(--transicao), transform var(--transicao), border-color var(--transicao), box-shadow var(--transicao);
}
.canal:hover { background: rgba(63,208,236,.12); transform: translateY(-3px); border-color: rgba(63,208,236,.45); color: #fff; box-shadow: 0 14px 34px rgba(5,16,31,.5); }
.canal__icone { flex: 0 0 auto; width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; background: linear-gradient(150deg, var(--ciano-claro), var(--ciano)); color: #04222b; border-radius: var(--raio-sm); }
.canal__icone svg { width: 24px; height: 24px; }
.canal strong { display: block; font-size: .98rem; color: #fff; }
.canal span { font-size: .86rem; color: #b6cbe8; word-break: break-word; }

.contato__dados { background: rgba(255,255,255,.05); border: 1px solid rgba(63,208,236,.16); border-radius: var(--raio); padding: 26px; }
.contato__dados h3 { color: #fff; font-size: 1.1rem; margin-bottom: 14px; }
.contato__dados dl { display: grid; grid-template-columns: auto 1fr; gap: 8px 16px; margin: 0; }
.contato__dados dt { color: var(--azul-legenda); font-weight: 600; font-size: .9rem; }
.contato__dados dd { margin: 0; color: var(--branco-suave); font-size: .94rem; }
.contato__dados a { color: #cfe6ff; }

/* ============================================================
   15. RODAPÉ
   ============================================================ */
.rodape { background: #04101f; color: #adc3e2; padding: 56px 0 28px; border-top: 1px solid rgba(63,208,236,.2); }
.rodape__topo { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 32px; margin-bottom: 34px; }
.rodape__marca .marca { margin-bottom: 14px; }
.rodape__marca p { font-size: .92rem; color: #8ba4c6; max-width: 320px; }
.rodape h4 { color: #fff; font-size: .95rem; margin-bottom: 14px; }
.rodape ul { list-style: none; margin: 0; padding: 0; }
.rodape li { margin-bottom: 9px; }
.rodape a { color: #adc3e2; font-size: .93rem; }
.rodape a:hover { color: #fff; }
.rodape__base { border-top: 1px solid rgba(255,255,255,.08); padding-top: 20px; display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; font-size: .84rem; color: #728ab0; }

/* ============================================================
   16. VOLTAR AO TOPO
   ============================================================ */
.voltar-topo {
  position: fixed; right: 22px; bottom: 22px; z-index: 900; width: 48px; height: 48px;
  background: linear-gradient(150deg, var(--ciano-claro), var(--ciano)); color: #04222b; border: none; border-radius: 50%;
  font-size: 1.3rem; cursor: pointer; display: none; align-items: center; justify-content: center;
  box-shadow: 0 10px 28px rgba(10,162,192,.5); transition: transform var(--transicao); }
.voltar-topo:hover { transform: translateY(-3px); }
.voltar-topo.visivel { display: flex; }

/* ============================================================
   17. RESPONSIVIDADE
   ============================================================ */
@media (max-width: 900px) {
  .sobre__grid, .seguranca__grid, .contato__grid { grid-template-columns: 1fr; gap: 34px; }
  .rodape__topo { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .menu-toggle { display: flex; }
  .nav-principal {
    position: fixed; inset: var(--altura-cabecalho) 0 auto 0;
    background: rgba(5,16,31,.98); backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(63,208,236,.14);
    max-height: 0; overflow: hidden; transition: max-height var(--transicao);
  }
  .nav-principal.aberto { max-height: 460px; }
  .nav-principal ul { flex-direction: column; align-items: stretch; gap: 2px; padding: 12px 16px 20px; }
  .nav-principal a { padding: 13px 14px; font-size: 1.02rem; }
  .nav-principal .nav-cta { margin: 8px 0 0; text-align: center; }
  .secao { padding: 70px 0; }
  .contato__canais { grid-template-columns: 1fr; }
  .hero__grade, .faixa::before, .contato::before { opacity: .35; }
}
@media (max-width: 480px) {
  body { font-size: 16px; }
  .container { padding: 0 18px; }
  .hero__acoes .botao { width: 100%; justify-content: center; }
  .mini-metricas, .rodape__topo { grid-template-columns: 1fr; }
}

/* ============================================================
   18. MENOS MOVIMENTO
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .revelar { opacity: 1 !important; transform: none !important; }
}