.migration-shell{background:#fff!important;border-bottom:1px solid #d5ddd1!important;color:#253e2d!important;font-family:system-ui,-apple-system,'Segoe UI',sans-serif!important;width:100%}
.migration-shell-inner{max-width:1256px;margin:0 auto;min-height:96px;display:flex;align-items:center;justify-content:space-between;gap:22px;padding:7px 38px;box-sizing:border-box}
.migration-brand{display:block!important;width:120px;flex-shrink:0}.migration-brand img{display:block!important;width:120px!important;height:83px!important;object-fit:contain!important}
.migration-actions{display:flex;align-items:center;gap:22px}.migration-book{font:500 13px/1.4 system-ui!important;display:inline-flex!important;background:#436b38!important;color:#fff!important;border-radius:6px;padding:13px 19px;text-decoration:none!important;min-height:44px;box-sizing:border-box;align-items:center}
.migration-menu{position:relative;font:500 13px/1.4 system-ui!important}.migration-menu summary{cursor:pointer;padding:12px 16px;min-height:44px;box-sizing:border-box;color:#253e2d!important;list-style:none}.migration-menu summary:after{content:' ▾'}.migration-menu summary::-webkit-details-marker{display:none}.migration-menu nav{position:absolute;z-index:100;right:0;top:100%;width:260px;max-width:calc(100vw - 30px);max-height:70vh;overflow-y:auto;background:#fff;border:1px solid #d5ddd1;border-radius:6px;padding:10px;box-shadow:0 12px 35px #1b2d1b20}.migration-menu nav a{display:block!important;font:400 13px/1.4 system-ui!important;color:#253e2d!important;text-decoration:none!important;padding:12px 13px;min-height:44px;box-sizing:border-box}.migration-menu nav a:hover{background:#f7f6ef}.migration-shell a:focus-visible,.migration-shell summary:focus-visible{outline:3px solid #8ebc3b;outline-offset:3px}
@media(max-width:600px){.migration-shell-inner{padding:5px 20px;min-height:87px;gap:10px}.migration-brand,.migration-brand img{width:106px!important;height:74px!important}.migration-actions{gap:4px}.migration-book{font-size:11px!important;padding:12px 13px}.migration-menu summary{padding:12px 9px;font-size:12px}}