/* Identical navigation across all three worksheet screens. */
:is(.browse-tabs,.edition-tabs,.unit-edition-tabs){display:grid!important;grid-template-columns:1fr!important;gap:5px!important;padding:0!important;background:transparent!important;margin:0 0 16px!important;border:0!important;border-radius:0!important}
:is(.browse-tabs,.edition-tabs,.unit-edition-tabs)>:is(a,button){display:flex!important;align-items:center!important;justify-content:center!important;width:100%!important;min-height:40px!important;margin:0!important;padding:10px 8px!important;border:1px solid #bfd8d7!important;border-radius:6px!important;background:#fff!important;color:#006c70!important;font-family:"Malgun Gothic",Arial,sans-serif!important;font-size:12px!important;font-weight:700!important;line-height:1.4!important;text-align:center!important;text-decoration:none!important;box-shadow:none!important}
:is(.browse-tabs,.edition-tabs,.unit-edition-tabs)>:is([aria-pressed="true"],[aria-current="page"]){background:#187564!important;color:#fff!important;border-color:#187564!important}
:is(.browse-tabs,.edition-tabs,.unit-edition-tabs)>:is(a,button):focus-visible{outline:3px solid #e9b653;outline-offset:2px}
:is(.browse-tabs,.edition-tabs,.unit-edition-tabs)>a:has(.arithmetic-menu-icons){gap:12px!important}
.arithmetic-menu-icons{display:inline-flex;gap:3px;align-items:center}.arithmetic-menu-icons>span{display:inline-flex;align-items:center;justify-content:center;box-sizing:border-box;width:24px;height:26px;border:1px solid #dcdedb;border-radius:5px;background:#fff;color:#172832;font:19px/1 Arial,sans-serif;font-weight:400}.arithmetic-menu-icons>span:first-child{border-color:#ff875e;background:#fff0e6;color:#c54822}