/* style.css atualizado sem formulário, com contato elegante */
:root {
  --primary-color: #2563eb;
  --secondary-color: #16a34a;
  --bg-color: #f9fafb;
  --text-color: #1f2937;
  --white: #ffffff;
  --dark-bg: #0f172a;
  --dark-card: #1e293b;
  --dark-text: #f1f5f9;
}

body { font-family: 'Inter', sans-serif; background-color: var(--bg-color); color: var(--text-color); transition: background 0.3s ease, color 0.3s ease; }
.header { display: flex; justify-content: space-between; align-items: center; padding: 16px 32px; background: var(--white); box-shadow: 0 2px 8px rgba(0,0,0,0.05); }
.logo-container { display: flex; align-items: center; gap: 12px; }
.logo-img { width: 48px; height: 48px; }
.logo-text { font-size: 1.5rem; font-weight: 700; color: var(--primary-color); }
.nav a { margin-left: 16px; text-decoration: none; color: var(--text-color); font-weight: 500; }
.nav a:hover { color: var(--primary-color); }
.toggle-btn { background: none; border: none; font-size: 1.2rem; cursor: pointer; }
.hero { text-align: center; padding: 60px 20px; background: linear-gradient(135deg, var(--primary-color), var(--secondary-color)); color: var(--white); }
.hero h1 { font-size: 2.5rem; margin-bottom: 16px; }
.hero p { font-size: 1.2rem; margin-bottom: 24px; }
.btn-primary { background: var(--primary-color); color: var(--white); padding: 12px 24px; border-radius: 8px; text-decoration: none; font-weight: 600; display: inline-block; }
.btn-primary:hover { background: var(--secondary-color); }
.content { max-width: 1200px; margin: 40px auto; padding: 0 20px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.card { background: var(--white); padding: 20px; border-radius: 12px; box-shadow: 0 4px 12px rgba(0,0,0,0.05); }
.contact-info { text-align: center; margin: 30px auto; font-size: 1.2rem; font-weight: 500; background: var(--white); padding: 16px; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.05); }
.contact-info a { color: var(--primary-color); font-weight: 600; text-decoration: none; }
.contact-info a:hover { text-decoration: underline; }
.footer { text-align: center; padding: 16px; background: var(--white); margin-top: 40px; font-size: 0.9rem; }
/* Dark mode */
body.dark-mode { background-color: var(--dark-bg); color: var(--dark-text); }
body.dark-mode .header, body.dark-mode .footer, body.dark-mode .card, body.dark-mode .contact-info { background-color: var(--dark-card); }
body.dark-mode .nav a, body.dark-mode .contact-info a { color: var(--dark-text); }