/* =========================================================
   INSIEME ASSESSORIA — STYLE SHEET
   Identidade visual: azul escuro/petróleo, branco, cinza claro,
   pequenos detalhes em verde/azul claro. Layout corporativo,
   sóbrio, com bastante espaço em branco.
   ========================================================= */

:root {
  /* Paleta de cores */
  --color-navy: #0b2540;
  --color-petrol: #114b5f;
  --color-petrol-light: #1a6b85;
  --color-accent: #2fb8a4;
  --color-accent-light: #7fd9cd;
  --color-white: #ffffff;
  --color-gray-100: #f5f7f9;
  --color-gray-200: #e7ebee;
  --color-gray-400: #b4bec6;
  --color-gray-700: #4a555d;
  --color-text: #1c2b36;

  /* Tipografia */
  --font-base: "Segoe UI", "Helvetica Neue", Arial, sans-serif;

  /* Espaçamentos */
  --section-padding: 6rem 0;
  --container-width: 1140px;

  /* Transições */
  --transition-base: 0.25s ease;
}

/* =========================================================
   RESET BÁSICO
   ========================================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  /* Compensa o header fixo ao navegar pelas âncoras, para o título da seção não ficar escondido */
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  font-family: var(--font-base);
  color: var(--color-text);
  background-color: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
  margin: 0;
  padding: 0;
}

h1, h2, h3 {
  color: var(--color-navy);
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 1rem;
}

p {
  margin: 0 0 1rem;
  color: var(--color-gray-700);
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Link "pular para o conteúdo" — visível apenas quando recebe foco via teclado */
.skip-link {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 2000;
  transform: translateY(-120%);
  background-color: var(--color-white);
  color: var(--color-navy);
  font-weight: 700;
  padding: 0.75rem 1.25rem;
  border-radius: 0 0 6px 0;
  transition: transform var(--transition-base);
}

.skip-link:focus {
  transform: translateY(0);
}

.section {
  padding: var(--section-padding);
}

.section-label {
  display: inline-block;
  color: var(--color-accent);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.section h2 {
  font-size: 2rem;
  max-width: 720px;
  margin-bottom: 2.5rem;
}

/* =========================================================
   BOTÕES
   ========================================================= */
.btn {
  display: inline-block;
  padding: 0.85rem 1.75rem;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background-color var(--transition-base), color var(--transition-base), border-color var(--transition-base);
  border: 2px solid transparent;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-navy);
}

.btn-primary:hover {
  background-color: var(--color-accent-light);
}

.btn-secondary {
  border-color: var(--color-white);
  color: var(--color-white);
}

.btn-secondary:hover {
  background-color: var(--color-white);
  color: var(--color-navy);
}

/* =========================================================
   HEADER / MENU FIXO
   ========================================================= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(11, 37, 64, 0.97);
  transition: box-shadow var(--transition-base);
}

.site-header.is-scrolled {
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.logo {
  display: flex;
  align-items: center;
}

.logo img {
  height: 34px;
  width: auto;
}

.main-nav ul {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.main-nav a {
  color: var(--color-white);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition-base);
}

.main-nav a:hover,
.main-nav a[aria-current="true"] {
  color: var(--color-accent-light);
}

.nav-cta {
  border: 1px solid var(--color-accent-light);
  padding: 0.5rem 1.1rem;
  border-radius: 4px;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.menu-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background-color: var(--color-white);
  border-radius: 2px;
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  background: linear-gradient(160deg, var(--color-navy) 0%, var(--color-petrol) 100%);
  padding: 11rem 0 6rem;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.hero-text h1 {
  color: var(--color-white);
  font-size: 2.6rem;
  max-width: 620px;
}

.hero-subtitle {
  color: var(--color-gray-200);
  font-size: 1.05rem;
  max-width: 560px;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-tagline {
  margin: 1.75rem 0 0;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  color: var(--color-accent-light);
  font-size: 0.95rem;
  font-weight: 600;
  max-width: 480px;
}

.hero-image img {
  border-radius: 8px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
}

/* =========================================================
   A INSIEME
   ========================================================= */
.insieme-content p {
  max-width: 780px;
  font-size: 1.05rem;
}

.insieme-content em {
  color: var(--color-petrol-light);
  font-style: normal;
  font-weight: 700;
}

.pilares-conexao {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-gray-200);
}

.pilares-conexao span:not(.pilares-conector) {
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-navy);
}

.pilares-conector {
  color: var(--color-accent);
  font-weight: 700;
}

/* =========================================================
   SOLUÇÕES — QUATRO PILARES
   ========================================================= */
.solucoes {
  background-color: var(--color-gray-100);
}

.pilares-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.pilar {
  padding-top: 1.5rem;
  border-top: 2px solid var(--color-petrol-light);
}

.pilar-icone {
  display: inline-flex;
  color: var(--color-petrol-light);
  margin-bottom: 1rem;
}

.pilar h3 {
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
}

.pilar p {
  font-size: 0.92rem;
  margin: 0;
}

.pilar-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1rem;
}

.pilar-tags li {
  font-size: 0.78rem;
  color: var(--color-petrol-light);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: 999px;
  padding: 0.3rem 0.75rem;
}

/* =========================================================
   EXPERIÊNCIA
   ========================================================= */
.experiencia {
  background-color: var(--color-gray-100);
}

.experiencia-intro {
  max-width: 820px;
  font-size: 1.05rem;
}

.experiencia-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin: 2.5rem 0;
}

.experiencia-dimensao {
  padding: 1.5rem;
  background-color: var(--color-white);
  border-radius: 6px;
}

.experiencia-dimensao h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.experiencia-dimensao p {
  font-size: 0.9rem;
  margin: 0;
}

.experiencia-destaque {
  margin: 2.5rem 0 0;
  padding: 2rem;
  border-left: 4px solid var(--color-accent);
  background-color: var(--color-white);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-navy);
  max-width: 780px;
}

/* =========================================================
   COMO TRABALHAMOS
   ========================================================= */
.processo-flow {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
  position: relative;
}

.processo-flow::before {
  content: "";
  position: absolute;
  top: 21px;
  left: 5%;
  right: 5%;
  height: 2px;
  background-color: var(--color-gray-200);
}

.processo-flow li {
  position: relative;
  padding: 1.5rem 1rem 0;
  text-align: left;
}

.processo-numero {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background-color: var(--color-navy);
  color: var(--color-white);
  font-weight: 700;
  margin-bottom: 1rem;
}

.processo-flow h3 {
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
}

.processo-flow p {
  font-size: 0.9rem;
}

/* =========================================================
   DIFERENCIAIS
   ========================================================= */
.diferenciais {
  background-color: var(--color-navy);
}

.diferenciais .section-label {
  color: var(--color-accent-light);
}

.diferenciais h2 {
  color: var(--color-white);
}

.diferenciais-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.diferencial-item {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  padding: 1.5rem;
}

.diferencial-item h3 {
  color: var(--color-white);
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.diferencial-item p {
  color: var(--color-gray-200);
  font-size: 0.88rem;
  margin: 0;
}

/* =========================================================
   CONTATO
   ========================================================= */
.contato-intro {
  max-width: 620px;
  font-size: 1.05rem;
}

.contato-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.contato-card {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: 1.75rem;
  border: 1px solid var(--color-gray-200);
  border-radius: 6px;
  transition: border-color var(--transition-base), transform var(--transition-base);
}

.contato-card:hover {
  border-color: var(--color-petrol-light);
  transform: translateY(-2px);
}

.contato-card-titulo {
  font-weight: 700;
  color: var(--color-navy);
  font-size: 1.05rem;
}

.contato-card-texto {
  font-size: 0.9rem;
  color: var(--color-gray-700);
}

/* Estado desabilitado: contato ainda não configurado pelo proprietário do site */
.contato-card[aria-disabled="true"] {
  opacity: 0.45;
  pointer-events: none;
  border-style: dashed;
}

/* =========================================================
   RODAPÉ
   ========================================================= */
.site-footer {
  background-color: var(--color-navy);
  color: var(--color-gray-200);
  padding: 3rem 0 2rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.footer-brand strong {
  color: var(--color-white);
  font-size: 1.1rem;
}

.footer-brand span {
  font-size: 0.85rem;
  color: var(--color-gray-400);
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--color-gray-200);
  transition: color var(--transition-base);
}

.footer-links a:hover {
  color: var(--color-accent-light);
}

/* Estado desabilitado: link ainda não configurado pelo proprietário do site */
.footer-links a[aria-disabled="true"] {
  color: var(--color-gray-400);
  pointer-events: none;
}

.footer-copy {
  width: 100%;
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-gray-400);
  margin: 1.5rem 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 1.5rem;
}

/* =========================================================
   BOTÃO FLUTUANTE WHATSAPP
   ========================================================= */
.whatsapp-float {
  position: fixed;
  right: 1.75rem;
  bottom: 1.75rem;
  width: 54px;
  height: 54px;
  background-color: #25d366;
  color: var(--color-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
  z-index: 999;
  transition: transform var(--transition-base);
}

.whatsapp-float:hover {
  transform: scale(1.08);
}

/* O botão usa display:flex, então o atributo [hidden] precisa ser reforçado */
.whatsapp-float[hidden] {
  display: none;
}

/* =========================================================
   ANIMAÇÕES DISCRETAS ON-SCROLL
   ========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Página simples (ex: política de privacidade) sem header/hero acima */
.section--pagina-simples {
  padding-top: 10rem;
}

/* =========================================================
   RESPONSIVIDADE
   ========================================================= */
@media (max-width: 1024px) {
  .pilares-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .experiencia-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .diferenciais-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contato-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .processo-flow {
    grid-template-columns: repeat(3, 1fr);
    row-gap: 2rem;
  }

  .processo-flow::before {
    display: none;
  }
}

@media (max-width: 860px) {
  .menu-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 76px;
    left: 0;
    width: 100%;
    background-color: var(--color-navy);
    max-height: 0;
    overflow: hidden;
    /* visibility:hidden remove os links da ordem de tabulação e da árvore de acessibilidade
       enquanto o menu está fechado */
    visibility: hidden;
    transition: max-height var(--transition-base), visibility var(--transition-base);
  }

  .main-nav.is-open {
    max-height: 400px;
    visibility: visible;
  }

  /* Navegação simples (páginas sem menu mobile, ex.: privacidade e 404):
     permanece sempre visível */
  .main-nav--inline {
    position: static;
    max-height: none;
    overflow: visible;
    visibility: visible;
    background: transparent;
  }

  .main-nav--inline ul {
    flex-direction: row;
    padding: 0;
  }

  .main-nav ul {
    flex-direction: column;
    align-items: flex-start;
    padding: 1.5rem;
    gap: 1.25rem;
  }

  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero-text h1 {
    font-size: 2.1rem;
  }
}

@media (max-width: 640px) {
  :root {
    --section-padding: 4rem 0;
  }

  .pilares-grid {
    grid-template-columns: 1fr;
  }

  .experiencia-grid {
    grid-template-columns: 1fr;
  }

  .diferenciais-grid {
    grid-template-columns: 1fr;
  }

  .contato-grid {
    grid-template-columns: 1fr;
  }

  .processo-flow {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 9rem;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }

  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 400px) {
  .section h2 {
    font-size: 1.5rem;
  }

  .hero-text h1 {
    font-size: 1.75rem;
  }

  .hero-actions .btn {
    width: 100%;
    text-align: center;
  }
}

/* =========================================================
   ACESSIBILIDADE
   ========================================================= */
a:focus-visible,
button:focus-visible,
.contato-card:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}