/* =============================================================
   CVA — Avaliações e Perícias de Engenharia
   Stylesheet institucional · paleta toga/grafite/prata/pergaminho
   ============================================================= */

:root {
  --azul-toga: #1B2A41;
  --azul-toga-escuro: #14202F;
  --grafite: #2E3338;
  --grafite-suave: #3D434A;
  --prata: #A8AFB6;
  --prata-clara: #C7CCD1;
  --pergaminho: #F4F1EC;
  --pergaminho-escuro: #E8E4DC;
  --dourado: #B08D57;
  --dourado-claro: #C9A875;
  --branco: #FFFFFF;
  --texto: #1F242A;
  --texto-suave: #4A5159;
  --borda: rgba(168, 175, 182, 0.25);

  --fonte-titulo: 'Cormorant Garamond', 'Times New Roman', serif;
  --fonte-corpo: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --max-largura: 1200px;
  --pad-secao: clamp(64px, 10vw, 120px);
  --pad-secao-h: clamp(24px, 5vw, 48px);

  --transicao: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --sombra-suave: 0 4px 24px rgba(27, 42, 65, 0.08);
  --sombra-forte: 0 12px 48px rgba(27, 42, 65, 0.18);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--fonte-corpo);
  font-size: 16px;
  line-height: 1.65;
  color: var(--texto);
  background: var(--pergaminho);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--fonte-titulo);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--azul-toga);
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 400; }
h2 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 0.5em; }
h3 { font-size: clamp(1.35rem, 2vw, 1.65rem); margin-bottom: 0.4em; }
h4 { font-size: 1.15rem; font-family: var(--fonte-corpo); font-weight: 600; letter-spacing: 0.02em; }

p { margin-bottom: 1em; }
p:last-child { margin-bottom: 0; }

a { color: var(--azul-toga); text-decoration: none; transition: color var(--transicao); }
a:hover { color: var(--dourado); }

img, svg { max-width: 100%; height: auto; display: block; }

.container {
  max-width: var(--max-largura);
  margin: 0 auto;
  padding: 0 var(--pad-secao-h);
}

.secao {
  padding-top: 0;
  padding-bottom: var(--pad-secao);
  position: relative;
  scroll-margin-top: 68px;
}
.titulo-secao { padding-top: clamp(28px, 3vw, 44px); }

.secao-clara { background: var(--pergaminho); }
.secao-escura { background: var(--azul-toga); color: var(--pergaminho); }
.secao-escura h2, .secao-escura h3 { color: var(--pergaminho); }
.secao-grafite { background: var(--grafite); color: var(--pergaminho); }
.secao-grafite h2, .secao-grafite h3 { color: var(--pergaminho); }

.eyebrow {
  display: inline-block;
  font-family: var(--fonte-corpo);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--dourado);
  margin-bottom: 1rem;
  position: relative;
  padding-left: 36px;
}
.eyebrow::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 24px;
  height: 1px;
  background: var(--dourado);
}

.secao-escura .eyebrow, .secao-grafite .eyebrow { color: var(--dourado-claro); }
.secao-escura .eyebrow::before, .secao-grafite .eyebrow::before { background: var(--dourado-claro); }

.titulo-secao { margin-bottom: 2rem; max-width: 720px; }
.titulo-secao p { color: var(--texto-suave); font-size: 1.08rem; }
.secao-escura .titulo-secao p, .secao-grafite .titulo-secao p { color: var(--prata-clara); }

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(244, 241, 236, 0.0);
  transition: background var(--transicao), box-shadow var(--transicao), padding var(--transicao);
  padding: 20px 0;
}
.header.scrolled {
  background: rgba(244, 241, 236, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--sombra-suave);
  padding: 12px 0;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--pergaminho);
  transition: color var(--transicao);
}
.header.scrolled .header-logo { color: var(--azul-toga); }
.header-logo img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.35));
}
.header.scrolled .header-logo img { filter: drop-shadow(0 1px 3px rgba(27, 42, 65, 0.15)); }
.header-logo-text {
  font-family: var(--fonte-titulo);
  font-size: 1.5rem;
  letter-spacing: 0.04em;
  line-height: 1;
}
.header-logo-text small {
  display: block;
  font-family: var(--fonte-corpo);
  font-size: 0.62rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-top: 4px;
  opacity: 0.75;
}

.nav { display: flex; align-items: center; gap: 36px; }
.nav-links { display: flex; gap: 28px; list-style: none; }
.nav-links a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--pergaminho);
  letter-spacing: 0.02em;
  transition: color var(--transicao);
}
.nav-links a:hover { color: var(--dourado-claro); }
.header.scrolled .nav-links a { color: var(--grafite); }
.header.scrolled .nav-links a:hover { color: var(--dourado); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  font-family: var(--fonte-corpo);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border-radius: 2px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transicao);
  text-decoration: none;
  line-height: 1;
}
.btn-primario {
  background: var(--dourado);
  color: var(--branco);
  border-color: var(--dourado);
}
.btn-primario:hover {
  background: var(--dourado-claro);
  border-color: var(--dourado-claro);
  color: var(--branco);
  transform: translateY(-1px);
  box-shadow: var(--sombra-forte);
}
.btn-outline {
  background: transparent;
  color: var(--pergaminho);
  border-color: var(--prata);
}
.btn-outline:hover {
  background: var(--pergaminho);
  color: var(--azul-toga);
  border-color: var(--pergaminho);
}
.header.scrolled .btn-outline { color: var(--azul-toga); border-color: var(--azul-toga); }
.header.scrolled .btn-outline:hover { background: var(--azul-toga); color: var(--pergaminho); }
.btn-claro { background: var(--pergaminho); color: var(--azul-toga); border-color: var(--pergaminho); }
.btn-claro:hover { background: var(--branco); border-color: var(--branco); transform: translateY(-1px); }

.btn-icon { width: 16px; height: 16px; }

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--pergaminho);
  cursor: pointer;
  padding: 8px;
  width: 44px;
  height: 44px;
}
.header.scrolled .menu-toggle { color: var(--azul-toga); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background: linear-gradient(135deg, var(--azul-toga-escuro) 0%, var(--azul-toga) 50%, var(--grafite) 100%);
  color: var(--pergaminho);
  overflow: hidden;
  padding-top: 100px;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(176, 141, 87, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(168, 175, 182, 0.08) 0%, transparent 50%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(168, 175, 182, 0.03) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(168, 175, 182, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 880px;
}
.hero-logo {
  width: 220px;
  height: 220px;
  margin-bottom: 2.5rem;
  filter:
    drop-shadow(0 20px 40px rgba(0, 0, 0, 0.55))
    drop-shadow(0 4px 8px rgba(176, 141, 87, 0.15));
  object-fit: contain;
  display: block;
}
.hero h1 {
  color: var(--pergaminho);
  font-weight: 400;
  margin-bottom: 1.5rem;
}
.hero h1 em {
  font-style: italic;
  color: var(--dourado-claro);
  font-weight: 400;
}
.hero-subtitle {
  font-size: clamp(1.05rem, 1.5vw, 1.25rem);
  color: var(--prata-clara);
  margin-bottom: 2.5rem;
  max-width: 680px;
  line-height: 1.6;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-tagline {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 1.5rem;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dourado-claro);
}
.hero-tagline::before {
  content: '';
  width: 48px;
  height: 1px;
  background: var(--dourado-claro);
}

.hero-credenciais {
  position: absolute;
  bottom: 48px;
  left: 0; right: 0;
  z-index: 2;
}
.credenciais-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 32px 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(168, 175, 182, 0.18);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--prata);
}

/* ===== SOBRE ===== */
.sobre-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 80px;
  align-items: start;
}
.sobre-perfil {
  position: sticky;
  top: 120px;
}
.sobre-perfil-card {
  background: var(--branco);
  padding: 40px 32px;
  border: 1px solid var(--borda);
  position: relative;
}
.sobre-perfil-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px;
  height: 100%;
  background: var(--dourado);
}
.sobre-perfil h3 { margin-bottom: 4px; }
.sobre-perfil .titulo-prof {
  font-size: 0.92rem;
  color: var(--texto-suave);
  margin-bottom: 24px;
  letter-spacing: 0.04em;
}
.dado-credencial {
  display: flex;
  flex-direction: column;
  padding: 16px 0;
  border-top: 1px solid var(--borda);
}
.dado-credencial:last-child { border-bottom: 1px solid var(--borda); }
.dado-credencial-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--texto-suave);
  margin-bottom: 4px;
}
.dado-credencial-valor { font-size: 1rem; color: var(--azul-toga); font-weight: 500; }

.sobre-texto p {
  font-size: 1.05rem;
  color: var(--texto-suave);
  margin-bottom: 1.2em;
}
.sobre-texto p strong { color: var(--azul-toga); font-weight: 600; }
.sobre-texto p:first-of-type::first-letter {
  font-family: var(--fonte-titulo);
  font-size: 4.5em;
  float: left;
  line-height: 0.85;
  margin: 0.05em 0.12em 0 0;
  color: var(--dourado);
  font-weight: 500;
}

/* ===== SERVIÇOS ===== */
.servicos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1px;
  background: var(--borda);
  border: 1px solid var(--borda);
}
.servico-card {
  background: var(--pergaminho);
  padding: 40px 32px;
  transition: background var(--transicao), transform var(--transicao);
  position: relative;
  cursor: default;
}
.servico-card:hover {
  background: var(--branco);
}
.servico-card:hover .servico-icon { color: var(--dourado); transform: scale(1.05); }
.servico-icon {
  width: 36px;
  height: 36px;
  color: var(--azul-toga);
  margin-bottom: 20px;
  transition: color var(--transicao), transform var(--transicao);
}
.servico-card h3 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}
.servico-card p {
  font-size: 0.95rem;
  color: var(--texto-suave);
  line-height: 1.6;
}
.servico-norma {
  display: inline-block;
  margin-top: 16px;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--dourado);
  font-weight: 600;
}

/* ===== CREDENCIAIS ===== */
.credenciais-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
  margin-top: 2rem;
}
.credencial-bloco {
  text-align: left;
  padding: 32px;
  border: 1px solid rgba(168, 175, 182, 0.25);
  background: rgba(255, 255, 255, 0.03);
  position: relative;
}
.credencial-bloco-titulo {
  font-family: var(--fonte-titulo);
  font-size: 2.5rem;
  color: var(--dourado-claro);
  margin-bottom: 8px;
  line-height: 1;
}
.credencial-bloco-desc {
  font-size: 0.95rem;
  color: var(--prata-clara);
  line-height: 1.5;
}
.normas-lista {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 2rem;
}
.norma-tag {
  display: inline-block;
  padding: 8px 16px;
  background: rgba(176, 141, 87, 0.12);
  border: 1px solid rgba(176, 141, 87, 0.4);
  color: var(--dourado-claro);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  font-weight: 500;
}

/* ===== PROCESSO ===== */
.processo-timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 3rem;
  position: relative;
}
.processo-timeline::before {
  content: '';
  position: absolute;
  top: 32px;
  left: 8%;
  right: 8%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--dourado), transparent);
}
.processo-passo {
  text-align: center;
  position: relative;
}
.processo-numero {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--pergaminho);
  border: 1px solid var(--borda);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--fonte-titulo);
  font-size: 1.75rem;
  color: var(--azul-toga);
  position: relative;
  z-index: 1;
  transition: all var(--transicao);
}
.processo-passo:hover .processo-numero {
  background: var(--azul-toga);
  color: var(--dourado-claro);
  border-color: var(--azul-toga);
}
.processo-passo h4 {
  color: var(--azul-toga);
  margin-bottom: 8px;
}
.processo-passo p {
  font-size: 0.9rem;
  color: var(--texto-suave);
  line-height: 1.5;
}

/* ===== FAQ ===== */
.faq-lista { max-width: 880px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--borda);
  padding: 0;
}
.faq-item summary {
  padding: 28px 60px 28px 0;
  font-family: var(--fonte-titulo);
  font-size: 1.3rem;
  color: var(--azul-toga);
  cursor: pointer;
  list-style: none;
  position: relative;
  transition: color var(--transicao);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.6rem;
  font-weight: 300;
  color: var(--dourado);
  transition: transform var(--transicao);
  font-family: var(--fonte-corpo);
}
.faq-item[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq-item[open] summary { color: var(--dourado); }
.faq-item summary:hover { color: var(--dourado); }
.faq-resposta {
  padding: 0 60px 28px 0;
  color: var(--texto-suave);
  font-size: 1rem;
  line-height: 1.7;
}

/* ===== CONTATO ===== */
.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: start;
}
.contato-info-bloco {
  padding: 28px 0;
  border-top: 1px solid rgba(168, 175, 182, 0.2);
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.contato-info-bloco:last-child { border-bottom: 1px solid rgba(168, 175, 182, 0.2); }
.contato-info-icon {
  width: 22px;
  height: 22px;
  color: var(--dourado-claro);
  flex-shrink: 0;
  margin-top: 2px;
}
.contato-info-label {
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--prata);
  margin-bottom: 6px;
}
.contato-info-valor {
  font-size: 1.05rem;
  color: var(--pergaminho);
}
.contato-info-valor a { color: var(--pergaminho); }
.contato-info-valor a:hover { color: var(--dourado-claro); }

.form {
  background: rgba(244, 241, 236, 0.04);
  border: 1px solid rgba(168, 175, 182, 0.2);
  padding: 40px;
}
.form-grupo { margin-bottom: 20px; }
.form-grupo label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--prata-clara);
  margin-bottom: 8px;
  font-weight: 500;
}
.form-grupo input,
.form-grupo textarea,
.form-grupo select {
  width: 100%;
  padding: 14px 16px;
  background: rgba(20, 32, 47, 0.4);
  border: 1px solid rgba(168, 175, 182, 0.25);
  color: var(--pergaminho);
  font-family: var(--fonte-corpo);
  font-size: 1rem;
  transition: border-color var(--transicao), background var(--transicao);
}
.form-grupo input:focus,
.form-grupo textarea:focus,
.form-grupo select:focus {
  outline: none;
  border-color: var(--dourado);
  background: rgba(20, 32, 47, 0.6);
}
.form-grupo textarea { min-height: 120px; resize: vertical; font-family: inherit; }
.form-linha { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* ===== RODAPÉ ===== */
.rodape {
  background: var(--azul-toga-escuro);
  color: var(--prata);
  padding: 64px 0 32px;
  font-size: 0.9rem;
}
.rodape-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.rodape-marca { display: flex; align-items: center; gap: 16px; margin-bottom: 20px; }
.rodape-marca img {
  width: 52px;
  height: 52px;
  object-fit: contain;
  filter: drop-shadow(0 2px 6px rgba(0, 0, 0, 0.4));
}
.rodape-marca-text {
  font-family: var(--fonte-titulo);
  font-size: 1.4rem;
  color: var(--pergaminho);
}
.rodape h4 {
  color: var(--pergaminho);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 20px;
  font-weight: 600;
}
.rodape ul { list-style: none; }
.rodape ul li { margin-bottom: 10px; }
.rodape ul a { color: var(--prata); transition: color var(--transicao); }
.rodape ul a:hover { color: var(--dourado-claro); }
.rodape-base {
  padding-top: 32px;
  border-top: 1px solid rgba(168, 175, 182, 0.12);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.82rem;
  color: var(--prata);
}

/* ===== UTILITÁRIOS ===== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}
.fade-in.visivel { opacity: 1; transform: translateY(0); }

/* ===== WHATSAPP FLUTUANTE ===== */
.wpp-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  z-index: 90;
  transition: transform var(--transicao);
}
.wpp-float:hover { transform: scale(1.08); }
.wpp-float svg { width: 28px; height: 28px; color: white; }

/* ===== RESPONSIVO ===== */
@media (max-width: 960px) {
  .menu-toggle { display: flex; align-items: center; justify-content: center; }
  .nav-links {
    position: fixed;
    top: 0; right: 0;
    height: 100vh;
    width: 80%;
    max-width: 360px;
    background: var(--azul-toga);
    flex-direction: column;
    padding: 100px 32px 32px;
    gap: 20px;
    transform: translateX(100%);
    transition: transform var(--transicao);
    box-shadow: -8px 0 32px rgba(0,0,0,0.2);
  }
  .nav-links.aberto { transform: translateX(0); }
  .nav-links a { color: var(--pergaminho); font-size: 1.1rem; }
  .header.scrolled .nav-links a { color: var(--pergaminho); }
  .nav .btn { display: none; }

  .sobre-grid, .contato-grid { grid-template-columns: 1fr; gap: 48px; }
  .sobre-perfil { position: static; }
  .processo-timeline { grid-template-columns: 1fr 1fr; }
  .processo-timeline::before { display: none; }
  .form-linha { grid-template-columns: 1fr; }
  .rodape-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-credenciais { position: static; padding: 32px 0 0; }
}

@media (max-width: 560px) {
  .processo-timeline { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding: 140px 0 80px; }
  .hero-logo { width: 88px; height: 88px; }
  .servico-card { padding: 32px 24px; }
  .form { padding: 28px 20px; }
  .faq-item summary { font-size: 1.1rem; padding: 22px 50px 22px 0; }
}

/* ===== PRINT ===== */
@media print {
  .header, .wpp-float, .hero-actions, .form { display: none !important; }
  body { background: white; color: black; }
  .secao-escura, .secao-grafite, .hero { background: white !important; color: black !important; }
  h1, h2, h3 { color: black !important; }
}