/* --- VARIÁVEIS E RESET --- */
:root {
  --bg: #ffffff;
  --card-bg: #ffffff;   
  --text-main: #212529;
  --text-light: #495057;
  --border: #dee2e6;
  --footer-bg: #f8f9fa;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text-main);
  font-family: 'Inter', sans-serif; 
  line-height: 1.6;
  font-size: 17px; 
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--text-light); text-decoration: none; transition: 0.2s; }
a:hover { text-decoration: underline; }

main {
  max-width: 1200px;
  margin: auto;
  padding: 20px;
  min-height: 80vh;
}