:root { font-family: -apple-system, BlinkMacSystemFont, "Noto Sans JP", sans-serif; color: #272730; background: #faf9f6; line-height: 1.8; }
* { box-sizing: border-box; }
body { margin: 0; }
main { max-width: 860px; margin: auto; padding: 64px 24px 40px; }
a { color: #b22b41; text-underline-offset: 3px; }
.eyebrow { color: #d33c50; font-weight: 800; letter-spacing: .05em; }
.eyebrow span { margin-left: 16px; font-size: 12px; padding: 6px 10px; border: 1px solid #e9b5bd; border-radius: 20px; }
h1 { font-size: clamp(32px, 5vw, 50px); line-height: 1.4; letter-spacing: -.035em; margin: 24px 0; }
h2 { font-size: 22px; line-height: 1.5; margin-top: 0; }
.lead { color: #656571; font-size: 17px; margin-bottom: 36px; }
section { background: #fff; padding: 28px; border: 1px solid #e7e4e1; border-radius: 18px; margin: 20px 0; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.button, button { background: #c9364c; color: #fff; border: 1px solid #c9364c; border-radius: 9px; padding: 12px 20px; text-decoration: none; font-size: 15px; font-weight: 700; cursor: pointer; }
.button:hover, button:hover { filter: brightness(.94); }
.secondary { background: #fff; color: #b22b41; }
.copy-row { display: flex; gap: 8px; margin-top: 8px; }
input { width: 100%; min-width: 0; padding: 12px; font-size: 14px; border: 1px solid #d8d8de; border-radius: 8px; background: #f8f8fa; }
.copy-row button { white-space: nowrap; }
label, #version, #copy-status, footer { font-size: 13px; color: #62626d; }
#copy-status { min-height: 1.5em; margin-bottom: 0; }
li { padding-left: 4px; margin-bottom: 12px; }
ol { padding-left: 24px; }
code { background: #f1eef0; border-radius: 4px; padding: 2px 5px; }
details { border-top: 1px solid #eee; padding-top: 16px; }
summary { cursor: pointer; font-weight: 600; }
footer { padding: 12px 4px; }
:focus-visible { outline: 3px solid #4444b7; outline-offset: 3px; }
@media (max-width: 540px) { main { padding: 28px 16px; } section { padding: 22px 18px; } .actions a { width: 100%; text-align: center; } .copy-row { flex-wrap: wrap; } .copy-row input { flex-basis: 100%; } }

.package + .package { border-top: 1px solid #eee; margin-top: 22px; padding-top: 20px; }
.package h3 { margin: 0; font-size: 18px; }
.package p { margin: 6px 0; }
.package-version { color: #62626d; font-size: 12px; overflow-wrap: anywhere; }