.bd-install-dialog{width:min(480px,calc(100% - 32px));max-height:85dvh;overflow:auto;border:1px solid var(--border,#dce3d9);border-radius:16px;padding:24px;background:var(--surface,#fff);color:var(--text,#233c32);box-shadow:0 15px 60px #0004}
.bd-install-dialog::backdrop{background:#0008}
.bd-install-dialog h2{margin:0 0 16px;font-size:1.3rem}
.bd-install-dialog p{line-height:1.6;margin-bottom:16px}
.bd-install-dialog button{display:block;margin:12px 0 0;max-width:100%;white-space:normal;min-height:44px}
.bd-install-dialog [hidden]{display:none!important}