#r01ProcessNav {position:fixed;z-index:110;bottom:18px;left:50%;transform:translateX(-50%);width:min(880px,calc(100% - 310px));padding:12px 15px;background:rgba(31,43,43,.96);border:1px solid #b8a47a;border-radius:8px;color:#fff6e4;box-shadow:0 5px 24px #0003;font:14px/1.4 "Microsoft YaHei",sans-serif}
#r01ProcessNav[hidden]{display:none}
.r01-nav-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}
.r01-nav-heading strong{font-size:17px}.r01-nav-heading span{font-size:12px;color:#dfcdaa}
.r01-group-buttons{display:grid;grid-template-columns:repeat(8,1fr);gap:6px}
#r01ProcessNav button{min-height:36px;padding:5px 8px;border:1px solid #a4977b;border-radius:4px;color:#fff4dd;background:#394646;cursor:pointer;font:inherit}
#r01ProcessNav button:hover,#r01ProcessNav button:focus-visible{background:#59635c;outline:2px solid #e6c388;outline-offset:2px}
#r01ProcessNav button[aria-pressed="true"]{background:#e6c388;color:#222e2d;border-color:#e6c388}
#r01ProcessNav button:disabled{opacity:.4;cursor:default}
.r01-group-buttons button{display:flex;align-items:center;justify-content:center;gap:6px}.r01-group-buttons button span{font-size:11px}
.r01-actions{display:flex;justify-content:flex-end;gap:7px;margin-top:9px}.r01-actions [data-action="f01"]{margin-left:auto}
body.r01-process-reading #museumControls,body.r01-process-reading #sceneList,body.r01-process-reading #sceneListToggle,body.r01-process-reading #modelEntry,body.r01-process-reading #catalogToggle{display:none!important}
body.r01-process-reading #r01ProcessNav{left:16px;top:84px;bottom:auto;width:185px;transform:none;padding:12px}
body.r01-process-reading .r01-nav-heading{display:block}body.r01-process-reading .r01-nav-heading span{display:block;margin-top:6px}
body.r01-process-reading .r01-group-buttons{grid-template-columns:repeat(2,1fr)}
body.r01-process-reading .r01-group-buttons button{display:flex;flex-direction:column;gap:0;min-height:47px}
body.r01-process-reading .r01-actions{display:grid;grid-template-columns:1fr 1fr}
body.r01-process-reading .r01-actions [data-action="overview"],body.r01-process-reading .r01-actions [data-action="f01"]{grid-column:1/-1;margin:0}
@media(max-width:800px){#r01ProcessNav{width:calc(100% - 24px);bottom:calc(112px + env(safe-area-inset-bottom,0px))}.r01-group-buttons{grid-template-columns:repeat(4,1fr)}body.r01-process-reading #r01ProcessNav{top:auto;bottom:calc(112px + env(safe-area-inset-bottom,0px));left:12px;width:calc(100% - 24px)}body.r01-process-reading .r01-group-buttons{grid-template-columns:repeat(4,minmax(0,1fr))}body.r01-process-reading .r01-nav-heading{display:none}body.r01-process-reading .r01-actions{display:flex}.r01-actions button{font-size:12px!important}}