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

body {
    font-family: 'Source Sans Pro', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
}

header {
    text-align: center;
    padding: 40px 20px;
    background: white;
    margin-bottom: 30px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

header h1 {
    font-size: 2.5em;
    color: #ff0000;
    margin-bottom: 10px;
}

.intro {
    font-size: 1.1em;
    color: #666;
}

main {
    margin-bottom: 30px;
}

.document-item {
    background: white;
    padding: 25px;
    margin-bottom: 20px;
    border-radius: 8px;
    border-left: 4px solid #ff0000;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.document-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}

.document-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.document-header h3 {
    font-size: 1.5em;
    color: #333;
}

.badge {
    background: #ff0000;
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 600;
}

.document-date {
    color: #999;
    font-size: 0.9em;
    margin-bottom: 15px;
}

.document-description {
    color: #555;
    margin-bottom: 20px;
    line-height: 1.8;
}

.btn-download {
    display: inline-block;
    background: #ff0000;
    color: white;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: background 0.3s ease;
}

.btn-download:hover {
    background: #cc0000;
}

footer {
    text-align: center;
    padding: 20px;
    background: white;
    border-radius: 8px;
}

footer a {
    color: #ff0000;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    header h1 {
        font-size: 2em;
    }
    
    .document-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .document-item {
        padding: 20px;
    }
}