/* ==========================================================================
   SOLOFIRME SONDAGENS E FUNDAÇÕES — CSS GLOBAL COMPLETO (SISTEMA DE DESIGN)
   ========================================================================== */

/* 1. Importação da Fonte Corporativa */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/* 2. Variáveis de Design */
:root {
  --color-primary: #0f2a4a;        /* Azul Marinho Fechado */
  --color-primary-dark: #081424;   /* Tom Escuro para Rodapé */
  --color-accent: #c96010;         /* Terracota / Laranja Engenharia */
  --color-accent-hover: #a34b09;    /* Hover do Terracota */
  --color-text-main: #111827;      /* Grafite para leitura */
  --color-text-muted: #4b5563;     /* Texto secundário */
  --color-bg-light: #f8fafc;      /* Cinza leve para seções alternadas */
  --color-white: #ffffff;
  --color-border: #e2e8f0;         /* Bordas discretas */

  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --shadow-card: 0 8px 25px rgba(15, 42, 74, 0.06);
  --shadow-card-hover: 0 12px 30px rgba(15, 42, 74, 0.12);
  --shadow-btn: 0 8px 20px rgba(0, 0, 0, 0.15);

  --transition-fast: all 0.2s ease;
}

/* 3. Reset Global & Trava Anti-Rolagem Lateral */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

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

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

h1, h2, h3, h4, h5, h6, p, a, span {
  overflow-wrap: break-word;
  word-wrap: break-word;
}

/* 4. Layout Base & Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* 5. Header Dinâmico & Sticky */
header {
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition-fast);
  width: 100%;
}

.header-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.85rem 0;
  transition: var(--transition-fast);
}

.logo img {
  max-width: 180px;
  height: auto;
  transition: var(--transition-fast);
}

header.scrolled .header-wrapper {
  padding: 0.4rem 0;
}

header.scrolled .logo img {
  max-width: 130px;
}

/* 6. Navegação Principal Centralizada */
.nav-menu {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.nav-menu ul {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  list-style: none;
  gap: 2rem;
  margin: 0;
  padding: 0;
  white-space: nowrap;
}

.nav-menu li {
  display: inline-flex;
  align-items: center;
}

.nav-menu a {
  text-decoration: none;
  color: var(--color-text-main);
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.nav-menu a:hover {
  color: var(--color-accent);
}

/* 7. Hero / Dobra Principal (Home) */
.hero {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 5rem 0;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero-text h1 {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 1.25rem;
  color: var(--color-white);
  letter-spacing: -0.01em;
}

.hero-text p {
  font-size: 1.1rem;
  color: #cbd5e1;
  margin-bottom: 2rem;
}

.hero-image img {
  border-radius: var(--radius-md);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
  width: 100%;
}

.image-caption {
  display: block;
  font-size: 0.8rem;
  color: #94a3b8;
  margin-top: 0.5rem;
  text-align: center;
}

/* 8. Cabeçalho das Páginas Internas (Subpáginas) */
.page-hero {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 4rem 0 3.5rem 0;
  text-align: center;
}

.page-hero-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.page-hero-subtitle {
  color: #cbd5e1;
  font-size: 1.1rem;
  max-width: 800px;
  margin: 0 auto;
}

/* 9. Botões CTA */
.btn-cta {
  display: inline-block;
  background-color: var(--color-accent);
  color: var(--color-white);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  box-shadow: var(--shadow-btn);
  transition: var(--transition-fast);
  border: none;
  text-align: center;
  cursor: pointer;
}

.btn-cta:hover {
  background-color: var(--color-accent-hover);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 0.6rem 1.25rem;
  font-size: 0.875rem;
}

.btn-full {
  width: 100%;
}

/* 10. Seções & Grids Gerais */
.section {
  padding: 4.5rem 0;
}

.section-bg {
  background-color: var(--color-bg-light);
}

.section-title {
  text-align: center;
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 2.5rem;
}

.section-title-left {
  text-align: left;
  font-size: 1.85rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
}

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

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

.card {
  background-color: var(--color-white);
  border: none;
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
  transition: var(--transition-fast);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.card h3 {
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.card-link {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration: none;
  font-size: 0.9rem;
}

.card-link:hover {
  text-decoration: underline;
}

/* 11. Estruturas Específicas da Página "Sobre" */
.about-main-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 3rem;
  align-items: start;
}

.about-paragraph {
  color: var(--color-text-muted);
  font-size: 1rem;
  margin-bottom: 1rem;
  line-height: 1.65;
}

.about-paragraph:last-child {
  margin-bottom: 0;
}

.about-media-box {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.about-media-box img {
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  width: 100%;
}

.about-sidebar-card {
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.about-sidebar-title {
  color: var(--color-primary);
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.about-check-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  color: var(--color-text-main);
  font-size: 0.9rem;
  font-weight: 500;
}

.about-check-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.check-icon {
  color: var(--color-accent);
  font-weight: bold;
}

.directives-grid {
  max-width: 950px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.directive-card {
  background-color: var(--color-white);
  padding: 1.75rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.directive-title {
  color: var(--color-primary);
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.directive-text {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

.about-container-narrow {
  max-width: 900px;
  margin: 0 auto;
}

/* 12. Estruturas Específicas da Página "Contato" */
.contact-main-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3rem;
  align-items: start;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.contact-info-item {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.contact-info-icon {
  background-color: rgba(201, 96, 16, 0.1);
  color: var(--color-accent);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-content h3 {
  font-size: 1.1rem;
  color: var(--color-primary);
  margin-bottom: 0.35rem;
}

.contact-info-content p, .contact-info-content address {
  font-style: normal;
  color: var(--color-text-muted);
  font-size: 0.95rem;
  line-height: 1.5;
  margin: 0;
}

.contact-info-content a {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 600;
}

.contact-info-content a:hover {
  text-decoration: underline;
}

.contact-form-card {
  background-color: var(--color-white);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  box-shadow: var(--shadow-card);
}

.contact-form-title {
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.contact-form-subtitle {
  color: var(--color-text-muted);
  font-size: 0.925rem;
  margin-bottom: 1.75rem;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-text-main);
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-family);
  font-size: 0.95rem;
  color: var(--color-text-main);
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-accent);
  background-color: var(--color-white);
  box-shadow: 0 0 0 3px rgba(201, 96, 16, 0.15);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* ==========================================================================
   13. ESTRUTURAS DO BLOG (ARTIGO EM DESTAQUE + SIDEBAR DE CATEGORIAS)
   ========================================================================== */

/* Texto Introdutório do Blog */
.blog-intro-text {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  line-height: 1.7;
  max-width: 900px;
  margin: 0 auto 3rem auto;
  text-align: center;
}

/* Artigo em Destaque (Full Width / Highlighted Card) */
.blog-featured-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  margin-bottom: 4rem;
  transition: var(--transition-fast);
}

.blog-featured-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-3px);
}

.blog-featured-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-featured-content {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.blog-meta-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.blog-badge-tag {
  background-color: rgba(201, 96, 16, 0.12);
  color: var(--color-accent);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.3rem 0.7rem;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.blog-meta-details {
  font-size: 0.825rem;
  color: #64748b;
  font-weight: 500;
}

.blog-featured-title {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.3;
  margin-bottom: 1rem;
}

.blog-featured-excerpt {
  color: var(--color-text-muted);
  font-size: 0.975rem;
  line-height: 1.65;
  margin-bottom: 1.5rem;
}

/* Grid com Sidebar para Artigos Secundários */
.blog-layout-grid {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 3rem;
  align-items: start;
}

.blog-posts-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
}

/* Sidebar de Categorias */
.blog-sidebar {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.blog-sidebar-widget {
  background-color: var(--color-white);
  padding: 1.75rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--color-border);
}

.blog-sidebar-title {
  font-size: 1.15rem;
  color: var(--color-primary);
  font-weight: 700;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-accent);
}

.blog-category-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.blog-category-item a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--color-text-main);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.4rem 0;
  transition: var(--transition-fast);
}

.blog-category-item a:hover {
  color: var(--color-accent);
}

.blog-badge-soon {
  display: inline-block;
  background-color: var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.725rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
  width: fit-content;
}

.blog-link-disabled {
  color: #94a3b8;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: not-allowed;
}

/* Banners e Boxes de CTA */
.cta-banner {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 2.5rem 1.5rem;
  border-radius: var(--radius-md);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.cta-banner h3 {
  font-size: 1.4rem;
  font-weight: 700;
}

.cta-subtext {
  color: #cbd5e1;
  font-size: 1rem;
  max-width: 650px;
  margin-bottom: 0.5rem;
}

.cta-banner-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.cta-box-inline {
  margin-top: 2.5rem;
  background-color: var(--color-white);
  padding: 1.5rem 1.75rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* 14. Seção FAQ */
.faq-container {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

details {
  background-color: var(--color-white);
  padding: 1.15rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  transition: var(--transition-fast);
}

summary {
  font-weight: 600;
  color: var(--color-primary);
  cursor: pointer;
  list-style: none;
  font-size: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: "+";
  font-size: 1.2rem;
  color: var(--color-accent);
  font-weight: 700;
  margin-left: 0.75rem;
}

details[open] summary::after {
  content: "−";
}

details p {
  margin-top: 0.85rem;
  color: var(--color-text-muted);
  font-size: 0.925rem;
  border-top: 1px solid var(--color-border);
  padding-top: 0.75rem;
}

/* 15. Rodapé Corporativo */
footer {
  background-color: var(--color-primary-dark);
  color: #94a3b8;
  padding: 3.5rem 0 2rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

.footer-col h3, .footer-col h4 {
  color: var(--color-white);
  margin-bottom: 0.85rem;
}

.footer-col p, .footer-col address {
  font-style: normal;
  font-size: 0.9rem;
  line-height: 1.6;
}

.copyright {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.825rem;
  color: #64748b;
}

/* 16. Botão Flutuante do WhatsApp */
.whatsapp-float {
  position: fixed;
  width: 56px;
  height: 56px;
  bottom: 24px;
  right: 24px;
  background-color: #25d366;
  color: #ffffff;
  border-radius: 50px;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 18px rgba(37, 211, 102, 0.45);
  z-index: 9999;
  transition: transform 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
  text-decoration: none;
}

.whatsapp-float:hover {
  background-color: #1da851;
  transform: scale(1.1);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.65);
}

/* ==========================================================================
   17. RESPONSIVIDADE & MOBILE
   ========================================================================== */
@media (max-width: 992px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .about-main-grid, .contact-main-grid, .blog-layout-grid, .blog-featured-card {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .blog-posts-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .header-wrapper {
    flex-direction: column;
    gap: 0.75rem;
    padding: 0.65rem 0;
  }

  .logo img {
    max-width: 135px;
  }

  header.scrolled .logo img {
    max-width: 110px;
  }

  .nav-menu {
    width: 100%;
  }

  .nav-menu ul {
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.5rem 1rem;
  }

  .nav-menu a {
    font-size: 0.85rem;
  }

  .whatsapp-float {
    width: 48px;
    height: 48px;
    bottom: 16px;
    right: 16px;
  }

  .whatsapp-float svg {
    width: 24px;
    height: 24px;
  }

  .hero, .page-hero {
    padding: 2.5rem 0;
  }

  .page-hero-title {
    font-size: 1.6rem;
  }

  .page-hero-subtitle {
    font-size: 0.95rem;
  }

  .hero-content, .grid-3, .footer-grid, .directives-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .hero-text {
    text-align: center;
  }

  .hero-text h1 {
    font-size: 1.5rem;
    line-height: 1.3;
  }

  .section {
    padding: 2.75rem 0;
  }

  .section-title, .section-title-left {
    font-size: 1.35rem;
    margin-bottom: 1.25rem;
  }

  .card, .contact-form-card, .blog-featured-content {
    padding: 1.25rem;
  }

  .blog-featured-title {
    font-size: 1.3rem;
  }

  .cta-banner {
    padding: 1.75rem 1rem;
  }

  .cta-banner h3 {
    font-size: 1.2rem;
  }

  .cta-banner-buttons {
    flex-direction: column;
    width: 100%;
  }

  .cta-box-inline {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
    padding: 1.15rem 1rem;
  }

  .btn-cta {
    width: 100%;
    font-size: 0.9rem;
    padding: 0.75rem 1rem;
  }
}