.system-update-dialog{width:min(540px,calc(100vw - 32px));max-height:calc(100dvh - 48px);overflow:auto;padding:24px;border:1px solid var(--line);border-radius:10px;background:var(--panel);color:var(--text)}
.system-update-dialog .dialog-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:0 0 20px}
.system-update-content{display:grid;gap:14px}.system-update-content h3{font-size:16px;margin-top:8px}
.system-update-notes{white-space:pre-wrap;overflow-wrap:anywhere;max-height:260px;overflow:auto;color:var(--text)}
.system-update-actions{display:flex;flex-wrap:wrap;gap:8px;margin:24px 0 12px}
.system-update-notice{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);z-index:25;display:flex;align-items:center;gap:16px;max-width:min(720px,calc(100vw - 32px));padding:12px 16px;border:1px solid var(--line);border-radius:8px;background:var(--raised);color:var(--text);box-shadow:0 8px 32px #0003}
.system-update-notice span{min-width:0}.system-update-notice button{flex-shrink:0}
@media(max-width:600px){.system-update-notice{width:calc(100vw - 32px);bottom:12px;flex-wrap:wrap}.system-update-dialog{padding:18px}.system-update-actions .button{min-height:44px}.system-update-dialog .dialog-heading button{min-height:44px}}