/* References sidebar */
/* references sidebar */
#side{width:300px;flex:none;background:var(--bar);border-left:1px solid var(--bd);overflow:auto;padding:14px;display:flex;flex-direction:column;gap:12px}
.sh{display:flex;justify-content:space-between;align-items:center;font-size:15px}
.sh button{border:0;background:none;font-size:20px;line-height:1;color:var(--muted)}
.sd{margin:0;font-size:12.5px;color:var(--muted);line-height:1.5}
.sd code{background:var(--hover);border-radius:4px;padding:0 4px}
#rl{display:flex;flex-direction:column;gap:8px}
.rr{border:1px solid var(--bd);border-radius:8px;background:var(--surface);padding:10px;display:flex;flex-direction:column;gap:6px}
.rr label{display:flex;flex-direction:column;gap:2px;font-size:12px;color:var(--muted)}
.rr input,#rn,#rs,#os{font:inherit;font-size:13.5px;color:var(--ink);border:1px solid var(--bd);border-radius:5px;padding:5px 7px;background:var(--surface);min-width:0}
.rr input:focus,#rn:focus,#rs:focus,#os:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:transparent}
.rm{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted)}
.rm span{flex:1}
.rm button{border:1px solid var(--bd);background:var(--surface);border-radius:5px;padding:2px 8px;font-size:12px}
.rm button:hover{border-color:var(--accent);color:var(--accent)}
.rm .rd:hover{border-color:var(--danger);color:var(--danger)}
.add{display:flex;gap:6px}
.add input{flex:1}
.none{margin:0;color:var(--muted);font-size:13px}
/* above everything, including the Settings overlay (z-index 10000), so messages are never hidden */
#toast{position:fixed;z-index:10001;left:50%;bottom:56px;transform:translateX(-50%);background:var(--ink);color:var(--paper);padding:6px 12px;border-radius:6px;font-size:13px;pointer-events:none}
/* a message with a button (e.g. Undo) can be clicked */
#toast.has-action{pointer-events:auto;display:flex;align-items:center;gap:10px}
#toast button{padding:2px 10px;border:1px solid currentColor;border-radius:5px;background:none;color:inherit;font-size:12.5px;font-weight:600}
#toast button:hover{background:rgba(127,127,127,.25)}