:root {
  --primary: #059669;
  --primary-light: #10b981;
  --primary-dark: #065f46;
  --text: #1e293b;
  --text-light: #475569;
  --bg: #ffffff;
  --bg-secondary: #f8fafc;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --radius: 0.5rem;
  --transition: all 0.2s ease;
}

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

body {
  font-family: 'Inter', sans-serif;
  background: linear-gradient(to bottom, #f1fdf5, #ffffff);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
header {
  background: linear-gradient(to right, var(--primary-dark), var(--primary));
  color: white;
  padding: 1.5rem 1rem;
  box-shadow: var(--shadow);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.logo-group {
  text-align: left;
}

header h1 {
  font-size: clamp(1.8rem, 5vw, 2.5rem);
  line-height: 1.2;
}

.tagline {
  font-size: 1rem;
  opacity: 0.9;
  margin-top: 0.25rem;
}

/* Botão Login */
.login-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background-color: rgba(255, 255, 255, 0.15);
  color: white;
  border-radius: 2rem;
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.login-button:hover {
  background-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

/* Conteúdo Principal - CORREÇÃO DOS CARDS */
#blog {
  padding: 2rem 0 3rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr));
  gap: 2.5rem;
}

.card {
  background: var(--bg);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.card-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card h2 {
  color: var(--primary);
  margin-bottom: 0.75rem;
  font-size: 1.4rem;
}

.card p {
  color: var(--text-light);
  margin-bottom: 1.5rem;
  flex: 1;
}

.read-more {
  color: var(--primary);
  font-weight: 600;
  text-decoration: none;
  align-self: flex-start;
  margin-top: auto;
}

/* Página de Artigo - CORREÇÃO DO LAYOUT */
.artigo-container {
  width: 100%;
  max-width: 800px;
  padding: 3rem 1.5rem;
  margin: 0 auto;
}

.artigo-container h1 {
  font-size: 2.2rem;
  color: var(--primary-dark);
  margin-bottom: 1rem;
  line-height: 1.3;
}

.artigo-subtitulo {
  color: var(--text-light);
  font-size: 1.2rem;
  margin-bottom: 2rem;
  font-weight: 400;
}

.artigo-conteudo {
  line-height: 1.8;
  font-size: 1.1rem;
}

.artigo-conteudo img {
  width: 100%;
  max-height: 450px;
  object-fit: cover;
  border-radius: var(--radius);
  margin: 2rem 0;
}

.artigo-conteudo h2 {
  color: var(--primary);
  margin: 2.5rem 0 1rem;
}

.voltar {
  display: inline-block;
  margin-top: 3rem;
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
}

.voltar:hover {
  text-decoration: underline;
}

/* Loading Animation */
.loading {
  text-align: center;
  padding: 3rem;
  color: var(--text-light);
}

.spinner {
  border: 4px solid rgba(0, 0, 0, 0.1);
  border-radius: 50%;
  border-top: 4px solid var(--primary);
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
  margin: 0 auto 1rem;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Paginação */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin: 1rem 0 3rem;
}

.pagination button {
  background: var(--primary);
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
}

.pagination button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pagination button:hover:not(:disabled) {
  background: var(--primary-dark);
}

/* Footer */
footer {
  text-align: center;
  padding: 2rem;
  background: var(--bg-secondary);
  margin-top: auto;
}

.main-nav {
  display: flex;
  gap: 1.5rem;
}

.main-nav a {
  color: white;
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: white;
  transition: width 0.3s ease;
}

.main-nav a:hover::after {
  width: 100%;
}

.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #cbd5e1;
  border-radius: var(--radius);
}

.btn-enviar {
  background: var(--primary);
  color: white;
  padding: 0.75rem 2rem;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
}

/* Estilos para páginas de conteúdo */
.pagina-conteudo {
  max-width: 800px;
  padding: 3rem 1rem;
  margin: 0 auto;
}

/* Política de Privacidade */
.politica h1 {
  color: var(--primary-dark);
  margin-bottom: 1rem;
}

.politica h2 {
  color: var(--primary);
  margin: 2.5rem 0 1rem;
  font-size: 1.5rem;
}

.atualizacao {
  color: var(--text-light);
  margin-bottom: 2rem;
  display: block;
}

.lista-importante {
  background: var(--bg-secondary);
  padding: 1.5rem;
  border-radius: var(--radius);
  margin: 1.5rem 0;
}

.lista-importante li {
  margin-bottom: 0.75rem;
}

.uso-dados {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.uso-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  background: #f0fdf4;
  border-radius: var(--radius);
}

.destaque {
  background: #f8fafc;
  padding: 1.5rem;
  border-radius: var(--radius);
  margin-top: 2rem;
  border-left: 4px solid var(--primary);
}

/* Estilos do Formulário */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  border: 1px solid #cbd5e1;
  border-radius: 0.5rem;
  font-family: 'Inter', sans-serif;
}

.btn-primario {
  background: #059669;
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  cursor: pointer;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: background-color 0.2s;
}

.btn-primario:hover {
  background-color: #047857;
}

.spinner {
  border: 2px solid rgba(255,255,255,0.3);
  border-top: 2px solid white;
  border-radius: 50%;
  width: 16px;
  height: 16px;
  animation: spin 1s linear infinite;
  display: none;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.mensagem-retorno {
  margin-top: 1.5rem;
  display: none;
}

.mensagem-sucesso,
.mensagem-erro {
  padding: 1rem;
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.mensagem-sucesso {
  background: #f0fdf4;
  border-left: 3px solid #059669;
}

.mensagem-erro {
  background: #fef2f2;
  border-left: 3px solid #dc2626;
}

/* Campo de Busca */
.search-box {
  position: relative;
  margin: 0 auto 2rem;
  width: 100%;
  max-width: 600px;
}

#searchInput {
  width: 100%;
  padding: 0.75rem 1.5rem 0.75rem 3rem;
  border: 2px solid #e2e8f0;
  border-radius: 2rem;
  font-size: 1rem;
  font-family: 'Inter', sans-serif;
  transition: all 0.3s ease;
  box-sizing: border-box;
}

#searchInput:focus {
  outline: none;
  border-color: #10b981;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 1.25rem;
  height: 1.25rem;
  fill: #94a3b8;
  pointer-events: none;
}

/* Responsividade */
@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }
  
  .header-content {
    flex-direction: column;
    text-align: center;
  }
  
  .logo-group {
    text-align: center;
    margin-bottom: 1rem;
  }
  
  #blog {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .artigo-container {
    padding: 2rem 1rem;
  }

  .main-nav {
    gap: 1rem;
    font-size: 0.9rem;
  }

  .contato-grid {
    grid-template-columns: 1fr;
  }
  
  .pagina-conteudo {
    padding: 2rem 1rem;
  }
  
  .politica h2 {
    font-size: 1.3rem;
  }
}