/* ==========================================================================
   GRCE — Gabriel Rocha Consultoria Empresarial
   Navy chapado + prata em hot stamping. Serifada de alto contraste,
   tracking largo, muito respiro. O prata é o protagonista, não o detalhe.
   ========================================================================== */

:root {
  /* Marca */
  --navy-950: #04121F;
  --navy-900: #071F33;
  --navy:     #0F3350;
  --navy-700: #1A4A70;
  --navy-glass: rgba(15, 51, 80, 0.07);

  --prata-claro:  #EDEFF1;
  --prata:        #C3C8CD;
  --prata-escuro: #98A0A8;

  /* O gradiente prateado da marca. Usado em texto, régua, borda e botão. */
  --prata-grad: linear-gradient(105deg,
      #7C848C 0%,
      #BCC3C9 16%,
      #FFFFFF 33%,
      #E9EDF0 44%,
      #FFFFFF 53%,
      #AEB6BD 70%,
      #8A929A 84%,
      #DDE2E6 100%);

  /* Sobre fundo ESCURO: stops claros, brilho no meio. */
  --metal-sobre-escuro: linear-gradient(100deg,
      #C6CED5 0%, #FFFFFF 24%, #EDF1F4 42%, #FFFFFF 60%, #BFC8D0 100%);

  /* Sobre fundo CLARO: stops medios, senao o prata desaparece no branco. */
  --metal-sobre-claro: linear-gradient(100deg,
      #6A737C 0%, #A7B0B9 20%, #D5DCE2 38%, #7F8892 60%, #59626C 100%);

  /* Neutros */
  --fundo:       #F4F5F3;
  --fundo-alt:   #FFFFFF;
  --branco:      #FFFFFF;
  --texto:       #16242F;
  --texto-suave: #57646F;
  --borda:       #E2E4E2;
  --borda-navy:  rgba(15, 51, 80, 0.18);

  /* Tipografia */
  --serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --sans:  'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --largura: 1180px;
  --raio: 2px;
  --transicao: 280ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--fundo);
  color: var(--texto);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
a { color: var(--navy); text-decoration: none; transition: color var(--transicao); }
a:hover { color: var(--navy-700); }

h1, h2, h3, h4 {
  font-family: var(--serif);
  font-weight: 600;
  color: var(--navy-900);
  line-height: 1.16;
  margin: 0 0 18px;
  letter-spacing: -0.012em;
}

h1 { font-size: clamp(2.2rem, 4.6vw, 3.45rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
h3 { font-size: 1.2rem; letter-spacing: 0; }

p { margin: 0 0 18px; }
p:last-child { margin-bottom: 0; }

.container { width: 100%; max-width: var(--largura); margin: 0 auto; padding: 0 28px; }

/* ==========================================================================
   PRATA — o sistema metálico
   ========================================================================== */

/* Texto em prata escovado. Fallback: cor sólida clara em navegador sem suporte. */
.metal {
  display: inline-block;
  color: var(--prata-claro);
  background: linear-gradient(98deg, #CBD3DA 0%, #F0F3F6 16%, #FFFFFF 32%, #E6EBEF 45%, #FFFFFF 58%, #D4DCE2 76%, #B6BFC7 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  background-size: 220% 100%;
  background-position: 22% 0;
}

/* Sobre fundo claro o prata puro some, então escurece o gradiente. */
.metal--claro {
  background: linear-gradient(105deg, #5E6771 0%, #9AA3AC 26%, #C9D0D6 42%, #767F89 62%, #4E5761 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Régua prateada: a assinatura do cartão. */
.faixa-prata {
  height: 3px;
  width: 72px;
  border-radius: 3px;
  background: var(--metal-sobre-claro);
  margin: 0 0 26px;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.55);
}

/* Dentro de bloco escuro, a régua e o marcador invertem para o metal claro. */
.hero .faixa-prata,
.secao-escura .faixa-prata,
.chamada .faixa-prata,
.secao-escura .lista-marca li::before,
.hero .lista-marca li::before {
  background: var(--metal-sobre-escuro);
}

.faixa-prata--centro { margin-left: auto; margin-right: auto; }
.faixa-prata--larga { width: 100%; height: 1px; box-shadow: none; opacity: 0.55; }

.etiqueta {
  display: inline-block;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--prata-escuro);
  margin-bottom: 18px;
}

.etiqueta--prata {
  background: var(--metal-sobre-escuro);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.lead {
  font-size: clamp(1.05rem, 1.95vw, 1.3rem);
  color: var(--texto-suave);
  line-height: 1.62;
  max-width: 62ch;
  font-weight: 300;
}

/* ==========================================================================
   Cabeçalho
   ========================================================================== */

.cabecalho {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(7, 31, 51, 0.82);
  backdrop-filter: saturate(150%) blur(14px);
  -webkit-backdrop-filter: saturate(150%) blur(14px);
  border-bottom: 1px solid rgba(195, 200, 205, 0.18);
}

.cabecalho .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 80px;
}

.marca { display: flex; align-items: center; gap: 13px; }
.marca img { width: 36px; height: 36px; }

.marca-texto { display: flex; flex-direction: column; line-height: 1.1; }

.marca-texto b {
  font-family: var(--serif);
  font-size: 1.28rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  background: linear-gradient(100deg, #C9D0D6 0%, #FFFFFF 28%, #EDF1F4 46%, #FFFFFF 62%, #BFC7CE 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--prata-claro);
}

.marca-texto span {
  font-size: 0.54rem;
  font-weight: 600;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: rgba(195, 200, 205, 0.7);
  margin-top: 4px;
}

.nav-principal { display: flex; align-items: center; gap: 32px; }

.nav-principal a {
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.07em;
  color: rgba(222, 228, 233, 0.78);
}

.nav-principal a:hover,
.nav-principal a.ativo { color: var(--branco); }

.nav-cta {
  padding: 11px 24px;
  border-radius: var(--raio);
  color: var(--navy-900) !important;
  background: var(--prata-grad);
  background-size: 200% 100%;
  background-position: 0 0;
  font-weight: 600;
  transition: background-position 600ms ease;
}

.nav-cta:hover { background-position: 100% 0; }

.menu-toggle {
  display: none;
  background: none;
  border: 0;
  font-size: 1.4rem;
  color: var(--prata-claro);
  cursor: pointer;
  padding: 6px 8px;
  line-height: 1;
}

/* ==========================================================================
   Botões
   ========================================================================== */

.botao {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 17px 36px;
  border-radius: var(--raio);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transicao);
}

/* Botão prata: o hot stamping. O brilho desliza no hover. */
.botao-prata {
  background: var(--prata-grad);
  background-size: 220% 100%;
  background-position: 0 0;
  color: var(--navy-900);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.26), inset 0 1px 0 rgba(255, 255, 255, 0.85);
  transition: background-position 650ms ease, transform var(--transicao), box-shadow var(--transicao);
}

.botao-prata:hover {
  background-position: 100% 0;
  color: var(--navy-950);
  transform: translateY(-2px);
  box-shadow: 0 16px 38px rgba(0, 0, 0, 0.34), inset 0 1px 0 rgba(255, 255, 255, 0.95);
}

/* Contorno prateado sobre fundo escuro */
.botao-contorno {
  background: transparent;
  color: var(--prata-claro);
  border-color: rgba(195, 200, 205, 0.4);
}

.botao-contorno:hover {
  border-color: var(--prata-claro);
  background: rgba(255, 255, 255, 0.06);
  color: var(--branco);
}

.botao-primario { background: var(--navy); color: var(--branco); }
.botao-primario:hover { background: var(--navy-900); color: var(--branco); transform: translateY(-2px); }

.botao-linha { background: transparent; color: var(--navy); border-color: var(--borda-navy); }
.botao-linha:hover { border-color: var(--navy); background: var(--navy-glass); }

/* ==========================================================================
   Seções
   ========================================================================== */

.secao { padding: 104px 0; }
.secao-clara { padding: 104px 0; background: var(--fundo-alt); }

.secao-escura {
  padding: 112px 0;
  background: var(--navy);
  color: #CBD4DC;
  position: relative;
  overflow: hidden;
}

.secao-escura h2, .secao-escura h3, .secao-escura h4 { color: var(--branco); }

/* Sheen diagonal — o reflexo do hot stamping. */
.secao-escura::after,
.chamada::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(112deg, transparent 34%, rgba(255, 255, 255, 0.055) 47%, rgba(255, 255, 255, 0.09) 51%, rgba(255, 255, 255, 0.04) 56%, transparent 70%);
  pointer-events: none;
}

.secao-escura .container, .chamada .container { position: relative; z-index: 1; }

.secao-titulo { max-width: 66ch; margin-bottom: 56px; }
.secao-titulo.centro { margin-left: auto; margin-right: auto; text-align: center; }

/* ==========================================================================
   Hero — navy chapado com sangria, como a frente do cartão
   ========================================================================== */

.hero {
  position: relative;
  overflow: hidden;
  padding: 132px 0 120px;
  background:
    radial-gradient(1200px 620px at 76% 6%, rgba(72, 108, 140, 0.4), transparent 64%),
    linear-gradient(168deg, var(--navy) 0%, var(--navy-900) 58%, var(--navy-950) 100%);
  color: #C9D3DC;
}

.hero h1 { color: var(--branco); margin-bottom: 26px; }
.hero .lead { color: #A9B7C4; margin-bottom: 38px; }

/* Faixa prateada fina cruzando o hero, ecoando a lombada do cartão. */
.hero::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 4px;
  background: var(--metal-sobre-escuro);
  z-index: 2;
}

.hero::after {
  content: "";
  position: absolute;
  inset: -30% -10%;
  background: linear-gradient(108deg, transparent 38%, rgba(255, 255, 255, 0.07) 48%, rgba(255, 255, 255, 0.12) 51%, rgba(255, 255, 255, 0.05) 55%, transparent 66%);
  pointer-events: none;
}

.hero .container { position: relative; z-index: 1; }

.hero-grade {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 72px;
  align-items: center;
}

.hero-acoes { display: flex; flex-wrap: wrap; gap: 14px; }

.hero-marca { display: flex; align-items: center; justify-content: center; }

.hero-marca img {
  width: min(340px, 80%);
  filter: drop-shadow(0 30px 60px rgba(0, 0, 0, 0.55)) drop-shadow(0 0 40px rgba(196, 210, 222, 0.16));
}

.hero--curto { padding: 104px 0 88px; }
.hero--curto h1 { font-size: clamp(2.1rem, 4.4vw, 3.2rem); }

/* ==========================================================================
   Grades e cartões
   ========================================================================== */

.grade-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 46px; }
.grade-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grade-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }

.cartao {
  position: relative;
  background: var(--branco);
  border: 1px solid var(--borda);
  border-radius: var(--raio);
  padding: 36px 30px;
  overflow: hidden;
  transition: transform var(--transicao), box-shadow var(--transicao), border-color var(--transicao);
}

/* Fio prateado no topo, revelado no hover. */
.cartao::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--prata-grad);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 420ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

.cartao:hover::before { transform: scaleX(1); }

.cartao:hover {
  transform: translateY(-4px);
  border-color: var(--borda-navy);
  box-shadow: 0 20px 46px rgba(7, 31, 51, 0.1);
}

.cartao h3 { margin-bottom: 10px; }
.cartao p { color: var(--texto-suave); font-size: 0.95rem; margin-bottom: 0; }

.cartao-num {
  font-family: var(--serif);
  font-size: 2rem;
  font-weight: 600;
  line-height: 1;
  display: block;
  margin-bottom: 15px;
  background: linear-gradient(105deg, #6E777F 0%, #B8C0C7 34%, #E6EAED 50%, #8C949C 74%, #5F686F 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.cartao--escuro {
  background: rgba(255, 255, 255, 0.035);
  border-color: rgba(195, 200, 205, 0.2);
  backdrop-filter: blur(2px);
}

.cartao--escuro:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(195, 200, 205, 0.42);
  box-shadow: 0 20px 46px rgba(0, 0, 0, 0.3);
}

.cartao--escuro p { color: #AEBAC5; }

.cartao--escuro .cartao-num {
  background: var(--metal-sobre-escuro);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Lista com traço prateado */
.lista-marca { list-style: none; padding: 0; margin: 0; }

.lista-marca li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 13px;
  line-height: 1.62;
}

.lista-marca li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 14px;
  height: 2px;
  border-radius: 2px;
  background: var(--metal-sobre-claro);
}

.secao-escura .lista-marca li { color: #C2CDD7; }

/* Linha de serviço */
.servico {
  display: grid;
  grid-template-columns: 104px 1fr;
  gap: 30px;
  padding: 46px 0;
  border-top: 1px solid var(--borda);
}

.servico:last-of-type { border-bottom: 1px solid var(--borda); }

.servico-num {
  font-family: var(--serif);
  font-size: 1.7rem;
  letter-spacing: 0.06em;
  padding-top: 2px;
  background: linear-gradient(105deg, #6E777F 0%, #BAC2C9 34%, #E8ECEF 50%, #8C949C 74%, #5F686F 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.servico h3 { margin-bottom: 12px; font-size: 1.4rem; }
.servico p { color: var(--texto-suave); }

/* ==========================================================================
   Formulário
   ========================================================================== */

.form-cartao {
  position: relative;
  background: var(--branco);
  border: 1px solid var(--borda);
  border-radius: var(--raio);
  padding: 42px;
}

.form-cartao::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--prata-grad);
}

.form-campo { margin-bottom: 20px; }

.form-campo label {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--navy-900);
  margin-bottom: 8px;
  /* Altura de linha em px, não em número: o "opcional" tem fonte maior e,
     com line-height unitless, inflaria a caixa e desalinharia o par. */
  line-height: 17px;
  min-height: 17px;
}

.form-campo input,
.form-campo select,
.form-campo textarea {
  width: 100%;
  font-family: var(--sans);
  font-size: 0.98rem;
  color: var(--texto);
  background: var(--fundo);
  border: 1px solid var(--borda);
  border-radius: var(--raio);
  padding: 14px 15px;
  transition: border-color var(--transicao), background var(--transicao), box-shadow var(--transicao);
}

.form-campo textarea { min-height: 136px; resize: vertical; }

.form-campo input:focus,
.form-campo select:focus,
.form-campo textarea:focus {
  outline: none;
  border-color: var(--navy);
  background: var(--branco);
  box-shadow: 0 0 0 3px rgba(15, 51, 80, 0.08);
}

.form-dupla { display: grid; grid-template-columns: 1fr 1fr; gap: 0 20px; }

.campo-opcional {
  font-size: 1em;
  line-height: inherit;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: lowercase;
  color: var(--prata-escuro);
}

.campo-honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-status {
  padding: 15px 18px;
  border-radius: var(--raio);
  margin-bottom: 22px;
  font-size: 0.95rem;
  font-weight: 500;
}

.form-status--ok { background: #E6EFE8; color: #1F5133; border: 1px solid #C6DCCD; }
.form-status--erro { background: #F7E7E4; color: #7A2A1C; border: 1px solid #E8CBC5; }

.form-nota { font-size: 0.83rem; color: var(--texto-suave); margin-top: 16px; }

.dado { margin-bottom: 26px; }

.dado dt {
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--prata-escuro);
  margin-bottom: 5px;
}

.dado dd { margin: 0; font-size: 1.02rem; color: var(--texto); }

/* ==========================================================================
   Chamada final
   ========================================================================== */

.chamada {
  position: relative;
  overflow: hidden;
  background: linear-gradient(168deg, var(--navy-900) 0%, var(--navy-950) 100%);
  color: var(--branco);
  padding: 96px 0;
  text-align: center;
  border-top: 3px solid transparent;
  border-image: var(--prata-grad) 1;
}

.chamada h2 { color: var(--branco); margin-bottom: 16px; }
.chamada p { color: #A2B0BD; max-width: 56ch; margin: 0 auto 34px; font-weight: 300; }

/* ==========================================================================
   Documento legal
   ========================================================================== */

.doc { max-width: 76ch; }
.doc h2 { font-size: 1.44rem; margin-top: 46px; }
.doc h2:first-of-type { margin-top: 0; }
.doc ul { padding-left: 20px; color: var(--texto-suave); }
.doc li { margin-bottom: 9px; }
.doc-data { font-size: 0.8rem; color: var(--prata-escuro); letter-spacing: 0.08em; text-transform: uppercase; }

/* ==========================================================================
   Rodapé
   ========================================================================== */

.rodape {
  background: var(--navy-950);
  color: #8C9BA8;
  padding: 78px 0 30px;
  font-size: 0.9rem;
  border-top: 3px solid transparent;
  border-image: var(--prata-grad) 1;
}

.rodape-grade {
  display: grid;
  grid-template-columns: 1.7fr 1fr 1fr;
  gap: 50px;
  padding-bottom: 48px;
}

.rodape-marca { display: flex; align-items: center; gap: 13px; margin-bottom: 18px; }
.rodape-marca img { width: 34px; height: 34px; }

.rodape-marca b {
  font-family: var(--serif);
  font-size: 1.18rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  background: var(--metal-sobre-escuro);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.rodape h4 {
  font-family: var(--sans);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--prata);
  margin: 0 0 16px;
}

.rodape ul { list-style: none; padding: 0; margin: 0; }
.rodape li { margin-bottom: 10px; }
.rodape a { color: #8C9BA8; }
.rodape a:hover { color: var(--branco); }

.rodape-base {
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.78rem;
  color: #687885;
}

/* Razão social: exigência da Apple (domínio associado à organização). */
.razao-social { color: #93A3B0; }

/* ==========================================================================
   Botão flutuante de WhatsApp
   Navy com anel prateado em vez do verde padrão: o glifo já garante o
   reconhecimento, e um círculo verde destoaria da marca.
   ========================================================================== */

.zap {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 70;
  width: 58px;
  height: 58px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--navy);
  box-shadow:
    0 0 0 2px rgba(205, 213, 220, 0.9),
    0 10px 28px rgba(7, 31, 51, 0.38);
  transition: transform var(--transicao), box-shadow var(--transicao), background var(--transicao);
}

.zap svg { width: 30px; height: 30px; fill: #FFFFFF; }

.zap:hover {
  background: var(--navy-900);
  transform: translateY(-3px);
  box-shadow:
    0 0 0 2px rgba(240, 244, 247, 1),
    0 16px 36px rgba(7, 31, 51, 0.48);
}

.zap:focus-visible { outline: 3px solid var(--prata); outline-offset: 3px; }

@media (max-width: 780px) {
  .zap { right: 16px; bottom: 16px; width: 52px; height: 52px; }
  .zap svg { width: 27px; height: 27px; }
}

@media (prefers-reduced-motion: reduce) {
  .zap:hover { transform: none; }
}

/* ==========================================================================
   Retrato
   ========================================================================== */

/* Bloco prateado deslocado atrás da foto, ecoando a faixa do cartão. */
.retrato { position: relative; padding: 0 0 18px 18px; }

.retrato::before {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 58%;
  height: 70%;
  border-radius: var(--raio);
  background: var(--metal-sobre-claro);
  opacity: 0.55;
}

.retrato img {
  position: relative;
  width: 100%;
  height: auto;
  border-radius: var(--raio);
  /* Dessatura de leve para a foto conversar com o navy e o prata. */
  filter: saturate(0.92) contrast(1.03);
  box-shadow: 0 26px 58px rgba(7, 31, 51, 0.2);
}

@media (max-width: 980px) {
  .retrato { max-width: 420px; }
}

/* ==========================================================================
   Revelação em scroll
   ========================================================================== */

.reveal { opacity: 0; transform: translateY(22px); transition: opacity 640ms ease, transform 640ms ease; }
.reveal.visivel { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .cartao:hover, .botao:hover { transform: none; }
  .cartao::before { transform: scaleX(1); }
}

/* ==========================================================================
   Responsivo — a revisão da Apple é feita no iPhone
   ========================================================================== */

@media (max-width: 980px) {
  .hero-grade { grid-template-columns: 1fr; gap: 46px; }
  .hero-marca { order: -1; justify-content: flex-start; }
  .hero-marca img { width: 138px; }
  .grade-4 { grid-template-columns: repeat(2, 1fr); }
  .rodape-grade { grid-template-columns: 1fr 1fr; gap: 34px; }
}

@media (max-width: 780px) {
  body { font-size: 16px; }
  .container { padding: 0 20px; }
  .secao, .secao-clara { padding: 68px 0; }
  .secao-escura { padding: 74px 0; }
  .hero { padding: 76px 0 66px; }
  .hero--curto { padding: 64px 0 56px; }
  .chamada { padding: 70px 0; }

  .menu-toggle { display: block; }

  .nav-principal {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--navy-900);
    border-bottom: 1px solid rgba(195, 200, 205, 0.2);
    padding: 8px 20px 20px;
    display: none;
  }

  .nav-principal.aberto { display: flex; }
  .nav-principal a { padding: 14px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.08); font-size: 0.95rem; }
  .nav-principal a:last-child { border-bottom: 0; }
  .nav-cta { margin-top: 14px; text-align: center; }

  .grade-2, .grade-3, .grade-4 { grid-template-columns: 1fr; gap: 20px; }
  .form-dupla { grid-template-columns: 1fr; }
  .form-cartao { padding: 28px 22px; }
  .servico { grid-template-columns: 1fr; gap: 8px; padding: 34px 0; }
  .rodape-grade { grid-template-columns: 1fr; gap: 30px; }
  .rodape-base { flex-direction: column; gap: 8px; }
}