body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: #333333;
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
    background-color: #ffffff;
}
h1 {
    font-size: 2.2rem;
    color: #111111;
    margin-bottom: 5px;
}
p.release-date {
    color: #666666;
    font-style: italic;
    margin-top: 0;
    margin-bottom: 30px;
}
h2 {
    font-size: 1.4rem;
    color: #222222;
    margin-top: 30px;
    margin-bottom: 15px;
    border-bottom: 1px solid #eeeeee;
    padding-bottom: 8px;
}
p, ul {
    margin-bottom: 20px;
}
ul {
    padding-left: 20px;
}
li {
    margin-bottom: 10px;
}
li strong {
    color: #111111;
}
hr {
    border: 0;
    border-top: 1px solid #e0e0e0;
    margin: 40px 0;
}
a {
    color: #0066cc;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}
.contact {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    vertical-align: middle;
}
.contact-copy {
    position: relative;
    display: inline-flex;
    padding: 3px;
    border: 1px solid #cccccc;
    border-radius: 4px;
    background: #f6f6f6;
    color: #333333;
    cursor: pointer;
}
.contact-copy:hover {
    background: #e8e8e8;
}
.contact-copy::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    padding: 3px 8px;
    border-radius: 4px;
    background: #333333;
    color: #ffffff;
    font-size: 12px;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s;
}
.contact-copy:hover::after,
.contact-copy:focus-visible::after,
.contact-copy.copied::after {
    opacity: 1;
}