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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #1F2C49;
    background-color: #f5f7fb;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 24px;
    background-color: white;
    min-height: 100vh;
}

header {
    border-bottom: 3px solid #3FB8E6;
    padding-bottom: 20px;
    margin-bottom: 30px;
}

h1 {
    color: #3FB8E6;
    font-size: 2em;
    margin-bottom: 10px;
}

.last-update {
    color: #667;
    font-size: 0.9em;
    font-style: italic;
}

.highlight {
    background-color: #eaf7fd;
    border-left: 4px solid #3FB8E6;
    padding: 14px 18px;
    border-radius: 6px;
    margin: 18px 0;
}

h2 {
    color: #1F2C49;
    margin-top: 30px;
    margin-bottom: 15px;
    font-size: 1.5em;
}

section {
    margin-bottom: 30px;
}

p {
    margin-bottom: 15px;
    text-align: justify;
}

ul {
    margin-left: 30px;
    margin-bottom: 15px;
}

li {
    margin-bottom: 8px;
}

a {
    color: #3FB8E6;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

strong {
    color: #16213C;
}

footer {
    margin-top: 50px;
    padding-top: 20px;
    border-top: 1px solid #ddd;
    text-align: center;
    color: #667;
    font-size: 0.9em;
}

@media (max-width: 768px) {
    .container {
        padding: 15px;
    }

    h1 {
        font-size: 1.5em;
    }

    h2 {
        font-size: 1.2em;
    }
}