.header-settings{display:flex;align-items:center;gap:8px}
.header-settings>button{padding:7px 10px;border:1px solid var(--line);border-radius:5px;background:transparent;color:var(--ink)}
.selection-tools{position:sticky;top:0;z-index:4;padding:10px;background:#fff8df;border:1px solid #d6bb75;border-radius:7px;box-shadow:0 5px 14px #2222}
.selection-tools small{color:var(--muted)}
.selection-tools blockquote{margin:5px 0;max-height:80px;overflow:auto;font-size:15px}
.selection-tools>div{display:flex;flex-wrap:wrap;gap:5px}
.selection-tools button{padding:6px 8px;border:1px solid var(--line);border-radius:4px;background:#fff}
.assistant-tabs{grid-template-columns:repeat(8,1fr)}
.study-options{display:grid;gap:7px}
.study-options select,.study-options button{padding:8px}
.evidence-labels{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:8px}
.evidence-labels span{padding:3px 7px;border-radius:12px;background:#e8efe9;font-size:10px}
.note-card,.saved-card,.project-item{padding:9px;margin-top:7px;border:1px solid var(--line);border-radius:5px}
.note-card p,.saved-card p{white-space:pre-wrap}
.note-card button,.saved-card button{float:right}
.dictionary-entry .entry-actions{display:flex;flex-wrap:wrap;gap:5px}
.flashcard{padding:10px;border:1px dashed var(--line);border-radius:5px}
.flashcard strong,.flashcard span{display:block}
#research-dialog{width:min(700px,calc(100% - 20px));border:1px solid var(--line);border-radius:8px}
#research-dialog form{display:grid;gap:9px}
#research-dialog label{display:grid;gap:4px}
#research-dialog input,#research-dialog textarea{padding:8px}
.dialog-close{justify-self:end}
.project-card{display:block;width:100%;padding:10px;margin:5px 0;text-align:left}
.project-item{display:flex;gap:8px}
.project-item small{color:var(--muted)}
.project-add-row{display:grid;grid-template-columns:1fr 1.5fr 1.5fr auto;gap:6px}
.research-mode .document-info,.research-mode #document-search-panel{display:block}
.beginner-mode .document-info{display:none}
@media(max-width:850px){.document-header{align-items:flex-start}.header-settings{flex-wrap:wrap;justify-content:flex-end}.assistant-tabs{grid-template-columns:repeat(4,1fr)}.selection-tools{top:0}}
@media(max-width:560px){.header-settings label{font-size:10px}.selection-tools>div button{flex:1}.assistant-tabs{grid-template-columns:repeat(3,1fr)}.project-add-row{grid-template-columns:1fr}}