/* Reset e Variáveis */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary-color: #003f7f;
  --secondary-color: #0077b5;
  --background-start: #ffffff;
  --background-end: #f4f4f4; 
  --text-color: #333333;
  --light-text-color: #555555; 
  --footer-bg: #003f7f;
  --footer-text: #ffffff;
  --font-family: 'Roboto', sans-serif;
  --light-section-bg: #f9f9f9;  
  --whatsapp-bg: #25D366;
  --whatsapp-hover-bg: #1DAA54;
  --link-color: var(--secondary-color);
  --link-hover-color: var(--primary-color);
}

/* Tipografia e Base */
body, h1, h2, h3, p, ul, li, a, button, input, textarea {
  font-family: var(--font-family);
}

body {
  background: linear-gradient(135deg, var(--background-start), var(--background-end));
  color: var(--text-color);
  line-height: 1.6;
}

/* Container Geral */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 10px 20px;
}

/* Cabeçalho */
header {
  background-color: var(--primary-color);
  position: relative; 
  padding: 5px 0;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

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

header img.logo {
  height: 55px;
  margin-right: 10px;
}

.highlight-logo {
  color: #ffffff;
  font-size: 1.8rem;
  font-weight: bold;
}

/* Navegação */
nav ul {
  display: flex;
  list-style: none;
}

nav ul li a { /* Estilo para links diretos na navegação principal */
  color: #ffffff;
  margin-left: 25px;
  text-decoration: none;
  font-weight: bold;
  padding: 5px 0;
  transition: color 0.3s ease;
}

nav ul li a:hover,
nav ul li a:focus {
  color: #cceeff;
  text-decoration: underline;
}

/* Estilos para o Menu Dropdown de Serviços */
nav ul li.dropdown {
  position: relative; 
  display: inline-block; 
}

nav ul li.dropdown .dropbtn .arrow-down { 
  display: inline-block;
  margin-left: 5px;
  width: 0; 
  height: 0; 
  border-left: 5px solid transparent;
  border-right: 5px solid transparent;
  border-top: 5px solid #ffffff; 
  vertical-align: middle;
  transition: transform 0.3s ease; 
}

nav ul li.dropdown:hover .dropbtn .arrow-down,
nav ul li.dropdown .dropbtn:focus .arrow-down,
nav ul li.dropdown:focus-within .dropbtn .arrow-down { 
    transform: rotate(180deg);
}

nav ul li.dropdown .dropdown-content {
  display: none; 
  position: absolute;
  background-color: var(--primary-color); 
  min-width: 280px; 
  box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
  z-index: 1050; 
  top: 100%; 
  left: 0; 
  padding: 5px 0; 
  border-radius: 0 0 4px 4px; 
}

nav ul li.dropdown:hover .dropdown-content,
nav ul li.dropdown:focus-within .dropdown-content { 
  display: block; 
}

nav ul li.dropdown .dropdown-content li {
  width: 100%; 
  margin: 0;
  border-bottom: 1px solid rgba(255,255,255,0.1); 
}
nav ul li.dropdown .dropdown-content li:last-child {
  border-bottom: none;
}

nav ul li.dropdown .dropdown-content li a { /* Estilo específico para links DENTRO do dropdown */
  color: #ffffff;
  padding: 10px 15px; 
  text-decoration: none;
  display: block; 
  margin-left: 0; 
  text-align: left; 
  font-weight: normal; 
}

nav ul li.dropdown .dropdown-content li a:hover,
nav ul li.dropdown .dropdown-content li a:focus {
  background-color: var(--secondary-color); 
  color: #ffffff; 
  text-decoration: none; 
}


/* Menu Hamburger para Mobile */
#menu-toggle {
  display: none; 
  background: none;
  border: none;
  cursor: pointer;
  padding: 10px; 
  z-index: 1100; 
}

.hamburger {
  display: block;
  width: 25px;
  height: 3px;
  background-color: #ffffff;
  position: relative;
  transition: background-color 0.3s ease-in-out; 
}

.hamburger::before,
.hamburger::after {
  content: "";
  position: absolute;
  left: 0; 
  width: 25px;
  height: 3px;
  background-color: #ffffff;
  transition: transform 0.3s ease-in-out, top 0.3s ease-in-out, bottom 0.3s ease-in-out; 
}

.hamburger::before {
  top: -8px;
}

.hamburger::after {
  bottom: -8px; 
}

#menu-toggle[aria-expanded="true"] .hamburger {
  background-color: transparent; 
}

#menu-toggle[aria-expanded="true"] .hamburger::before {
  top: 0; 
  transform: rotate(45deg);
}

#menu-toggle[aria-expanded="true"] .hamburger::after {
  bottom: 0; 
  transform: rotate(-45deg);
}


/* Seções Gerais */
section {
  padding: 50px 20px; 
  text-align: center;
}

.fade-in-section {  
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in-section.appear {
  opacity: 1;
  transform: translateY(0);
}

h1, h2 { 
  margin-bottom: 20px; 
  color: var(--primary-color);
}

p {
  margin-bottom: 20px;
  color: var(--text-color);
}

/* Botão (genérico e LinkedIn) */
.btn { 
  display: inline-block;
  margin-top: 15px;
  padding: 12px 25px;
  background-color: var(--secondary-color);
  color: #ffffff; /* Cor do texto do botão definida como branca */
  border-radius: 5px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease, transform 0.2s ease;
  border: 2px solid transparent;
  cursor: pointer;
}

/* CORREÇÃO: Garante que o texto dentro de <strong> ou <b> dentro do .btn seja branco */
.btn strong, .btn b {
  color: inherit; /* Herda a cor #ffffff do .btn pai */
  font-weight: inherit; /* Herda o font-weight: bold do .btn pai */
}

.btn:hover, .btn:focus {
  background-color: var(--primary-color);
  color: #ffffff; 
  transform: translateY(-2px);
  text-decoration: none; 
}

/* Garante que o texto dentro de <strong> ou <b> no hover/focus do .btn também seja branco */
.btn:hover strong, .btn:focus strong,
.btn:hover b, .btn:focus b {
  color: inherit; /* Herda a cor #ffffff do .btn:hover pai */
}


.linkedin-btn { 
  background-color: #0077b5; 
}
.linkedin-btn:hover, .linkedin-btn:focus {
  background-color: #005a8d;
}

/* Cards dos Serviços (Homepage) */
.servicos h2 { 
    margin-bottom: 30px;
}
.cards {
  display: flex;
  flex-wrap: wrap;
  justify-content: center; 
  gap: 30px;
  margin-top: 20px; 
}

.card {
  width: 320px; 
  text-align: center;
  background: #ffffff;
  border-radius: 8px; 
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1); 
  padding: 25px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: flex; 
  flex-direction: column;
}
.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}
.card img {
  width: 100%;
  height: 180px; 
  object-fit: cover;
  border-radius: 5px;
  margin-bottom: 20px;
}
.card p {
  font-size: 1rem; 
  color: var(--text-color);
  flex-grow: 1; 
}
.card a, .card a:visited { 
  text-decoration: none;
  color: inherit; 
}


/* Formulário de Contato */
.contato h2 {
    margin-bottom: 30px;
}
form {
  max-width: 500px; 
  margin: 0 auto;
  text-align: left;
  background-color: #fff; 
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}
input, textarea {
  width: 100%;
  padding: 12px;
  margin-bottom: 20px; 
  border: 1px solid #ddd; 
  border-radius: 5px;
  font-size: 1rem;
  color: var(--text-color);
}
input::placeholder, textarea::placeholder {
  color: #999;
}
button[type="submit"] { 
  background-color: var(--primary-color);
  color: #ffffff;
  border: none;
  padding: 12px 25px; 
  width: 100%;
  border-radius: 5px;
  cursor: pointer;
  font-size: 1.1rem; 
  font-weight: bold;
  transition: background-color 0.3s ease;
}
button[type="submit"]:hover, button[type="submit"]:focus {
  background-color: var(--secondary-color); 
}

/* Estilos para Conteúdo de Blog e Páginas de Serviço (Comum) */
.blog-article-container,
.service-page-container {  
  padding-top: 40px;  
  padding-bottom: 40px;  
  text-align: left;  
}
.blog-article-container h1,
.service-page-container h1 {  
  font-size: 2.2em;  
  margin-bottom: 25px;  
  color: var(--primary-color);  
}
.service-page-container h1 {
  text-align: center;  
}
.blog-article-container h1 { 
  text-align: left;
}
.service-page-container .intro-servico {
    font-size: 1.2em;
    text-align: center;
    color: var(--light-text-color);
    margin-bottom: 30px;
    max-width: 700px;  
    margin-left: auto;
    margin-right: auto;
}
.blog-article-container h2,
.service-page-container h2 {  
  font-size: 1.8em;  
  margin-top: 35px;  
  margin-bottom: 15px;  
  color: var(--secondary-color);  
}
.service-page-container h2 { 
  border-bottom: 2px solid var(--primary-color);  
  padding-bottom: 5px;  
}
.blog-article-container h3,
.service-page-container h3 {  
  font-size: 1.5em;  
  margin-top: 30px;  
  margin-bottom: 10px;  
  color: var(--primary-color);  
}
.blog-article-container p, .blog-article-container ul, .blog-article-container ol,
.service-page-container p, .service-page-container ul, .service-page-container ol {  
  margin-bottom: 18px;  
  line-height: 1.7;  
  font-size: 1.1em;  
}
.blog-article-container ul, .blog-article-container ol,
.service-page-container ul, .service-page-container ol {  
  padding-left: 30px;  
}
.blog-article-container ul, .service-page-container ul { list-style-type: disc; }
.blog-article-container ol, .service-page-container ol { list-style-type: decimal; }
.blog-article-container strong, .service-page-container strong { font-weight: 700; }
.blog-article-container em, .service-page-container em { font-style: italic; }

.blog-article-container blockquote,
.service-page-container blockquote { 
  border-left: 4px solid var(--secondary-color, #bdc3c7);  
  margin: 20px 0;    
  padding-left: 20px;  
  font-style: italic;  
  color: var(--light-text-color);  
}
.blog-article-container pre,
.service-page-container pre {  
  background-color: #f4f4f4;  
  padding: 15px;  
  border-radius: 4px;  
  overflow-x: auto;  
  margin: 20px 0;  
}
.blog-article-container code,
.service-page-container code {  
  font-family: 'Courier New', Courier, monospace;  
  background-color: #f0f0f0;  
  padding: 2px 5px;  
  border-radius: 3px;  
  font-size: 0.95em;  
}
.blog-article-container pre code,
.service-page-container pre code {  
  background-color: transparent;  
  padding: 0;  
  border-radius: 0;  
  font-size: 1em;  
}
.blog-article-container .cta-blog, 
.service-page-container .highlight-box { 
  background-color: var(--light-section-bg, #f9f9f9);  
  border-left: 5px solid var(--primary-color, #3498db);  
  padding: 25px;  
  margin-top: 30px; 
  margin-bottom: 30px; 
  border-radius: 5px;
}
.blog-article-container .cta-blog h2,
.service-page-container .highlight-box h2, 
.service-page-container .highlight-box h3 {  
  margin-top: 0;  
  font-size: 1.6em;  
  color: var(--primary-color); 
  border-bottom: none; 
}
.blog-article-container .cta-blog a:not(.btn) {  
  color: var(--link-color, #2980b9);  
  font-weight: bold; 
  text-decoration: none;  
}
.blog-article-container .cta-blog a:hover {  
  text-decoration: underline;  
  color: var(--link-hover-color);
}
.blog-article-container img.article-image,
.service-page-container img.service-image { 
  max-width: 100%; height: auto;  
  border-radius: 5px;  
  margin: 10px auto 25px auto;  
  display: block;  
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);  
}

/* CTA Específico para Páginas de Serviço */
.service-page-container .cta-service {  
  text-align: center;  
  background-color: var(--secondary-color);  
  color: #fff;  
  padding: 30px 20px;  
  margin-top: 40px;  
  border-radius: 5px;
}
.service-page-container .cta-service h2 {  
  color: #fff;  
  margin-top: 0;  
  border-bottom: none;  
  font-size: 1.8em; 
}
.service-page-container .cta-service p {  
  color: #fff;  
  font-size: 1.2em;  
  margin-bottom: 25px; 
}
.service-page-container .cta-service .btn-contato-servico { 
    display: inline-block;
    padding: 12px 30px; 
    background-color: var(--primary-color);
    color: #ffffff;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    font-size: 1.1em;
    transition: background-color 0.3s ease, transform 0.2s ease;
    border: 2px solid var(--primary-color);  
}
.service-page-container .cta-service .btn-contato-servico:hover,
.service-page-container .cta-service .btn-contato-servico:focus {
    background-color: #fff;
    color: var(--primary-color);
    transform: translateY(-2px);
}


/* Rodapé */
footer {
  background-color: var(--footer-bg);
  color: var(--footer-text);
  text-align: center;
  padding: 30px 20px; 
  margin-top: 40px;
  font-size: 0.9rem; 
}
footer p {
    margin-bottom: 8px; 
    color: var(--footer-text); 
}
footer a, footer a:visited { 
  color: var(--footer-text);
  text-decoration: underline; 
  transition: color 0.3s ease;
}
footer a:hover, footer a:focus {
  color: #cceeff; 
  text-decoration: none; 
}

/* Atribuições de Ícones no Rodapé */
.atribuicoes-icones {
  font-size: 0.75em;  
  color: #ccc; 
  margin-top: 20px;  
  line-height: 1.5;  
}
.atribuicoes-icones p {
  margin: 5px 0;  
  color: #ccc; 
}
.atribuicoes-icones a, .atribuicoes-icones a:visited {
  color: #ccc;  
  text-decoration: underline;
}
.atribuicoes-icones a:hover, .atribuicoes-icones a:focus {
  color: #fff;  
  text-decoration: none;
}

/* Botão Flutuante do WhatsApp */
.whatsapp-float {
  position: fixed;
  width: 60px;
  height: 60px;
  bottom: 90px;  
  right: 30px;
  background-color: var(--whatsapp-bg);
  color: #FFF;
  border-radius: 50px;
  text-align: center;
  box-shadow: 2px 2px 8px rgba(0,0,0,0.3); 
  z-index: 1000; /* z-index padrão para o WhatsApp float */
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease, background-color 0.3s ease;
}
.whatsapp-float img {
  width: 32px;  
  height: 32px;
}
.whatsapp-float:hover, .whatsapp-float:focus {
  background-color: var(--whatsapp-hover-bg);
  transform: scale(1.1);
}


/* Responsividade */
@media (max-width: 768px) {
  header .container { 
    flex-direction: row; 
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px; 
  }
  .highlight-logo {
    font-size: 1.5rem; 
  }
  #menu-toggle {
    display: block;  
  }
  nav ul { /* Menu mobile principal */
    flex-direction: column;
    background-color: var(--primary-color); 
    position: absolute;
    top: 100%; 
    left: 0;  
    width: 100%;
    padding: 10px 0; 
    display: none; 
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
    z-index: 1050; /* Z-index para o menu mobile (original que funcionava melhor) */
                  /* Mantido em 1050, se precisar de mais, ajuste com cuidado */
  }
  nav ul.active {
    display: flex;  
  }
  nav ul li {
    margin: 0; 
    width: 100%; 
    text-align: center; /* Alinhamento original dos itens do menu mobile */
  }
  nav ul li a { 
    display: block; 
    padding: 12px 20px; 
    margin-left: 0; 
    border-bottom: 1px solid rgba(255,255,255,0.1); 
  }
  nav ul li:last-child > a:not(.dropbtn) { 
      border-bottom: none;
  }

  nav ul li.dropdown {
    position: static; 
  }
  
  nav ul li.dropdown .dropdown-content {
    display: block; 
    flex-direction: column; 
    position: static; 
    width: 100%;
    background-color: transparent; 
    box-shadow: none;
    padding: 0; 
    border-radius: 0;
  }
  nav ul li.dropdown .dropdown-content li a {
    padding-left: 40px; 
    font-size: 0.95em; 
    text-align: center; /* Mantendo consistência com os itens principais do menu mobile */
  }
   nav ul li.dropdown .dropdown-content li:last-child a {
      border-bottom: none;
   }
    nav ul li.dropdown:last-child > a.dropbtn {
        border-bottom: none;
    }

  section {
    padding: 30px 15px;
  }
  .blog-article-container h1, .service-page-container h1 {
    font-size: 1.8em;
  }
  .blog-article-container h2, .service-page-container h2 {
    font-size: 1.5em;
  }
  .blog-article-container p, .blog-article-container ul, .blog-article-container ol,
  .service-page-container p, .service-page-container ul, .service-page-container ol {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  header img.logo {
    height: 45px;  
  }
  .highlight-logo {
    font-size: 1.3rem;  
  }
  .card {
    width: 100%;
  }
  form {
    padding: 20px; 
  }
  .whatsapp-float { 
    width: 50px;
    height: 50px;
    bottom: 80px; 
    right: 20px;
  }
  .whatsapp-float img {
    width: 28px;
    height: 28px;
  }
}

/* Melhoria de Acessibilidade: Indicadores de Foco Visíveis */
a:focus,
button:focus,
input:focus,
textarea:focus,
[tabindex]:not([tabindex="-1"]):focus {  
  outline: 3px solid var(--secondary-color);  
  outline-offset: 2px;  
}

/* Estilos para a Página de Índice do Blog */
.blog-index-container h1 {
    color: var(--primary-color, #2c3e50);
    margin-bottom: 15px;
    text-align: center; 
}

.blog-index-container .intro-blog { 
    font-size: 1.2em; 
    text-align: center;
    color: var(--light-text-color, #555);
    margin-bottom: 40px;
    max-width: 750px; 
    margin-left: auto;
    margin-right: auto;
}

.blog-list-item {
    background-color: #fff; 
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08); 
    margin-bottom: 30px; 
    text-align: left; 
}

.blog-list-item:last-child {
    margin-bottom: 0; 
}

.blog-list-item img.blog-list-image { 
    max-width: 100%;
    height: auto;
    border-radius: 5px;
    margin-bottom: 15px;
}

.blog-list-item h2 {
    font-size: 1.7em;  
    margin-top: 0;
    margin-bottom: 8px;
    color: var(--secondary-color); 
    border-bottom: none; 
}

.blog-list-item h2 a {
    text-decoration: none;
    color: inherit; 
    transition: color 0.3s ease;
}

.blog-list-item h2 a:hover,
.blog-list-item h2 a:focus {
    color: var(--primary-color);
    text-decoration: underline;
}

.blog-list-meta {
    font-size: 0.9em;
    color: #777;
    margin-bottom: 10px;
    display: block; 
}

.blog-list-excerpt {
    font-size: 1em;
    color: var(--text-color, #444);
    line-height: 1.6;
    margin-bottom: 15px;
}

.btn-leia-mais { 
    display: inline-block;
    padding: 8px 18px; 
    background-color: var(--primary-color);
    color: #fff !important; 
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
    font-size: 0.95em; 
    transition: background-color 0.3s ease, transform 0.2s ease;
}

.btn-leia-mais:hover,
.btn-leia-mais:focus {
    background-color: var(--secondary-color);
    color: #fff !important;
    transform: translateY(-2px);
    text-decoration: none;
}

hr.blog-list-divider { 
    border: 0;
    height: 1px;
    background-color: #e0e0e0;
    margin: 40px auto; 
    width: 80%; 
}

/* Estilos para Paginação (Exemplo básico, para o futuro) */
.pagination {
    text-align: center;
    margin-top: 40px;
}
.pagination ul {
    list-style: none;
    padding: 0;
    display: inline-block; 
}
.pagination ul li {
    display: inline;
    margin: 0 5px;
}
.pagination ul li a {
    text-decoration: none;
    padding: 8px 12px;
    border: 1px solid #ddd;
    color: var(--primary-color);
    border-radius: 4px;
    transition: background-color 0.3s, color 0.3s;
}
.pagination ul li a:hover,
.pagination ul li a.current-page {
    background-color: var(--primary-color);
    color: #fff;
    border-color: var(--primary-color);
}