/* ===== PARTE 1: MODIFIQUE APENAS ESTA SEÇÃO ===== */
/* start light mode styling */
:root {
    --text: darkslategrey;
    --border: lightgrey;
    --accent: teal;
    --bg: #dce3e1;
    --gradientTop: white;
    --gradientBottom: rgb(240, 248, 255, .8);
}
header {
    background: url('header.jpg') center/cover;
}
body {
    background: url('ideal.jpg') center/cover fixed;
    background-color: var(--gradientTop); /* Fallback se a imagem não carregar */
}
/* end light mode styling */

/* start dark mode styling */
@media (prefers-color-scheme: dark) {
    :root {
        --text: white;
        --border: #5a7678;
        --accent: #74C365;
        --bg: rgb(0,60,60,.8);
        --gradientBottom: rgb(0, 50, 60);
        --gradientTop: darkslategrey;
        a:link { color: lightblue; }
    }
    header {
        background: url('fundo.jpg') center/cover;
    }
    body {
        background: url('fundo.jpg') center/cover fixed;
        background-color: var(--gradientTop);
    }
}
/* end dark mode styling */

* { 
    box-sizing: border-box;
}
body {
    padding: 10px;
    font-family: 'MS PGothic', sans-serif;
    color: var(--text);
    /* REMOVI o padrão de zigue-zague aqui */
}

/* ===== PARTE 2: MANTENHA TUDO ABAIXO EXATAMENTE IGUAL ===== */
.container {
    max-width: 55rem;
    margin: 5vw auto 12px auto;
    border: 6px ridge var(--border);
    outline: 3px solid var(--gradientTop);
    outline-offset: 4px;
    border-radius: 10px;
    display: flex;
    flex-wrap: wrap;
    padding: 5px;
    gap: 5px;
    background-color: var(--gradientBottom);
    background-image: repeating-radial-gradient(circle at 0 0, transparent 0, var(--gradientBottom) 9px), repeating-linear-gradient(var(--bg), var(--bg));
}

.small { flex: 1 1 9%; }
.large { flex: 1 1 82%; }
.full { flex: 1 1 100%; }
.half { flex: 1 1 49%; }

header {
    background-size: cover;
    background-position: center;
    width: 100%;
    height: 120px;
    border: 2px ridge var(--border);
    border-radius: 5px;
    position: relative;
}
header span {
    font-size: 2.5rem;
    position: absolute;
    bottom: 0;
    right: 10px;
    margin: 10px;
    font-weight: bold;
    text-shadow: 1px 1px var(--text),
        -1px 1px var(--text),
        1px -1px var(--accent),
        -1px -1px var(--accent);
    color: var(--gradientTop);
}

nav {
	border: 2px ridge var(--border);
	border-radius: 5px;
	padding: 5px;
	background: linear-gradient(var(--gradientTop),var(--gradientBottom));
}
nav div {
	text-align: center;
	font-size: 1.25rem;
	margin: 5px 5px 10px 5px;
}
nav a {
	display: block;
	margin: 5px;
	background: linear-gradient(to right,var(--bg),var(--gradientBottom));
	border-radius: 5px;
	padding: 2px 7px;
	text-decoration: none;
}
nav a:link, nav a:visited { 
	color: var(--text);
}
nav a:hover, nav a:focus {
	background: linear-gradient(to right,var(--bg), var(--gradientBottom), var(--gradientTop));
}

/* optional button styling like in the preview */
div.small > img {
	display: block;
	margin: 5px auto;
	border:2px ridge var(--border);
	border-radius: 5px;
}


section {
	border: 2px ridge var(--border);
	border-radius: 5px;
	background: linear-gradient(var(--gradientTop),var(--gradientBottom));
	padding: 5px;
}


footer {
	text-align: center;
	margin-bottom: 5vw;
	font-size: 0.8rem;
}
footer a { 
	text-decoration: none;
}


h1, h2, h3, h4, h5, h6, p  { 
	margin: 5px;
	line-height: 1.2;
}
h1 { 
	font-size: 1.4rem;
	letter-spacing: 2px;
	font-weight: normal;
	text-align: center;
	border-bottom: 2px ridge var(--border);
	padding-bottom: 5px;
}
h2 { 
	font-size: 1.25rem;
	font-weight: normal;
	text-align: center;
}
h3 { 
	font-size: 1.1rem;
}
h4 { 
	font-size: 1rem;
	color: var(--accent);
	padding-left: 12px;
}

/* prevents overflow on smaller screens */
img { max-width: 100%; }
pre { overflow-x: auto; }


a:hover, a:focus {
	font-style: italic;
}
a:visited {
	color: var(--accent);
}