.app-install-button{font:inherit;color:inherit;background:transparent;border:0;cursor:pointer;min-height:44px;padding:8px 0;text-align:left}.app-install-button[hidden]{display:none!important}.app-install-button:focus-visible,.iu-install-close:focus-visible{outline:2px solid #a98642;outline-offset:5px}.iu-install-dialog{box-sizing:border-box;width:min(520px,calc(100vw - 32px));max-height:calc(100dvh - 40px);overflow:auto;border:1px solid #a69677;border-radius:3px;background:#faf4ed;color:#372b1e;padding:36px;box-shadow:0 20px 100px #19130c50;font:15px/1.65 system-ui,sans-serif}.iu-install-dialog:not([open]){display:none}.iu-install-dialog::backdrop{background:#10200be0;backdrop-filter:blur(5px)}.iu-install-dialog h2{font:32px/1.15 Georgia,serif;margin:0 0 18px}.iu-install-dialog p{color:#6b5c4b}.iu-install-dialog ol{padding-left:22px;margin:24px 0}.iu-install-dialog li{padding-left:7px;margin:15px 0}.iu-install-close{display:block;min-height:46px;padding:11px 25px;border:1px solid #25331d;background:#25331d;color:#fdf6ee;font:13px system-ui,sans-serif;cursor:pointer}.iu-install-dialog.iu-dialog-fallback[open]{position:fixed;inset:50% auto auto 50%;transform:translate(-50%,-50%);margin:0;z-index:1002}.iu-dialog-backdrop{position:fixed;inset:0;background:#10200be0;z-index:1001}@media(max-width:700px){.header .app-install-main{display:none!important}.iu-install-dialog{padding:27px}.iu-install-dialog h2{font-size:29px}}@media(prefers-reduced-motion:reduce){.iu-install-dialog::backdrop{backdrop-filter:none}}

/* The installation action remains readable at every portal width. */
.app-install-description{font-size:12px;line-height:1.65;color:#6e665d;max-width:52ch;margin:8px 0 0}.footer>.app-install-button{max-width:100%;white-space:normal;line-height:1.45}.footer>.app-install-description{color:var(--muted,#6e665d)}.header .app-install-main{white-space:normal;max-width:190px;line-height:1.4}.reader-header-actions .app-install-button{max-width:245px;white-space:normal;line-height:1.45}.owner-sidebar .app-install-button{line-height:1.5}.owner-sidebar .app-install-button span{flex:none;margin-left:8px}@media(max-width:1100px){.header .app-install-main{display:none}.reader-header{height:auto;min-height:85px;flex-wrap:wrap;gap:12px 24px;padding-top:16px;padding-bottom:16px}.reader-header-actions{flex-wrap:wrap}}@media(max-width:760px){.owner-sidebar .app-install-button{max-width:220px}.reader-header-actions .app-install-button{max-width:230px}}
.iu-native-installers{display:grid;gap:14px;margin:22px 0}.iu-installer-row{min-width:0}.iu-installer-link{display:flex;justify-content:space-between;gap:14px;align-items:center;min-height:48px;padding:12px 16px;background:#25331d;color:#fdf6ee;border:1px solid #25331d;text-decoration:none;font:14px/1.5 system-ui,sans-serif}.iu-installer-link span{flex:none;font-size:12px;color:#e1d3c5}.iu-installer-link:focus-visible{outline:2px solid #a98642;outline-offset:4px}.iu-installer-row small{display:block;margin-top:5px;color:#706253;font-size:12px}.iu-install-dialog .iu-installer-detail,.iu-install-dialog .iu-installer-notice{font-size:13px;line-height:1.65;margin:4px 0}.iu-installer-notice{padding:13px 15px;border:1px solid #d3c7af;background:#f1e7db}.iu-native-installers p{overflow-wrap:anywhere}.iu-native-installers a{overflow-wrap:normal}@media(max-width:520px){.iu-installer-link{flex-wrap:wrap;gap:7px 14px}}