/* ------------------------------------------------------------
   1. RESET E NORMALIZAÇÃO
------------------------------------------------------------ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}


/* ------------------------------------------------------------
   2. TIPOGRAFIA E BASE
------------------------------------------------------------ */
html {
  font-size: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
background: #fff;  /*   #f5f5f5; light grey*/
  color: #222;
  line-height: 1.6;
  font-size: 17px;
}

@media screen and (min-width: 720px) {
  body {
    font-size: 17px;
  }
}

h1, h2, h3, h4 {
  color: #2a2a2a;
  margin-bottom: 0.5em;
  font-weight: 600;
  text-align: center;
}

p {
  margin-bottom: 1em;
  color: #222;
}

strong {
  color: #444;
}

/* ------------------------------------------------------------
   3. LAYOUT CONTAINERS (CENTRALIZAÇÃO)
------------------------------------------------------------ */
.wrap {
/*  max-width: 90%;*/
	margin-left: 10px;
	margin-right: 10px;
	margin-top: 21px;
  padding: 1rem;
    background: #fff;
  border: 3px solid #ccc;
  border-radius: 8px;
  margin-bottom: 21px;
}

section,
.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 1rem;
}


/* ------------------------------------------------------------
   6. CARDS (QUADROS, EXEMPLOS, EXERCÍCIOS)
------------------------------------------------------------ */
.card {
  background: #fff;
  border: 1px solid #ccc;
  border-radius: 8px;
  padding: 1rem;
  margin-bottom: 1rem;
}

.pkg.card {
  background: #ffff00; //* light grey #f9f9f9; amarelo EEF565 *//
}


/* ------------------------------------------------------------
   7. TABELAS (MODELOS, QUADROS, PLANILHAS)
------------------------------------------------------------ */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
}

th,
td {
  border: 1px solid #000;
  padding: 0.5rem;
  text-align: left;
}

th {
  background: #e0e0e0;
  color: #111;
}

tr:nth-child(even) {
  background: #f9f9f9;
}


/* ------------------------------------------------------------
   8. LISTAS (EXEMPLOS, PASSOS, EXPLICAÇÕES)
------------------------------------------------------------ */
ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

ul li {
  margin-bottom: 0.5rem;
}



/* ------------------------------------------------------------
   11. GRID RESPONSIVO (2 COLUNAS)
------------------------------------------------------------ */
@media screen and (min-width: 720px) {
  .grid-2 {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
  }
  .grid-2 > * {
    flex: 1 1 45%;
  }
}



/* Page links: classic blue + bold */
a,
a:link,
a:visited,
a:hover,
a:active,
a:focus {
  color: #0000EE !important;
  font-weight: 600;
  text-decoration: underline;
  background: transparent;
  outline: none;
  box-shadow: none;
  cursor: pointer;
}