.ioc-pdf-wrapper{border:1px solid #e5e7eb;border-radius:12px;overflow:hidden;background:#fff;width:var(--ioc-w,100%)}
.ioc-pdf-toolbar{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px;background:#f8fafc;border-bottom:1px solid #e5e7eb;flex-wrap:wrap}
.ioc-pdf-tabs{display:flex;gap:8px;flex-wrap:wrap}
.ioc-pdf-tab{border:1px solid #e5e7eb;background:#fff;border-radius:999px;padding:6px 12px;cursor:pointer}
.ioc-pdf-tab.active{background:#111;color:#fff;border-color:#111}
.ioc-pdf-frames{padding:0}
.ioc-pdf-frame{display:none}
.ioc-pdf-frame.active{display:block}
.ioc-pdf-iframe-wrap{position:relative;width:100%;height:var(--ioc-h,820px);background:#000;overflow:hidden}
.ioc-pdf-iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
/* top bar guard only */ 
.ioc-top-guard{position:absolute;left:0;top:0;width:100%;height:56px;z-index:5;background:transparent}
.ioc-note{margin:8px 12px;color:#6b7280;font-size:12px}