/* libraries.css - left rail and the Libraries side panel */

/* ── LEFT RAIL ── */
.rail{width:64px;flex:none;background:var(--panel);border-right:1px solid var(--border);display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 0}
.rail-btn{width:54px;display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px 0 7px;border:0;background:none;color:var(--text2);border-radius:10px;font-family:inherit;font-size:10.5px;font-weight:600;transition:all .15s}
.rail-btn:hover{background:rgba(109,165,26,.12);color:var(--brand-dk)}
.rail-btn.active{background:rgba(109,165,26,.2);color:var(--brand-dk)}
.rail-bottom{margin-top:auto}

/* ── SIDE PANEL ── */
.side{width:0;flex:none;overflow:hidden;background:var(--panel);transition:width .18s ease}
.side.open{width:320px;border-right:1px solid var(--border)}
.side.drag{outline:2px dashed var(--brand-dk);outline-offset:-6px}
.side-inner{width:320px;height:100%;display:flex;flex-direction:column;min-height:0}
.side-head{display:flex;align-items:center;justify-content:space-between;padding:14px 12px 10px 18px}
.side-head b{font-size:16px}
.side-tools{display:flex;gap:2px}
.icon-btn{width:34px;height:34px;border-radius:8px;border:0;background:none;color:var(--text);display:grid;place-items:center;transition:all .12s}
.icon-btn:hover{background:var(--panel2);color:var(--brand-dk)}

/* ── TABS: All Libraries | Custom ── */
.side-tabs{display:flex;gap:22px;padding:0 18px;border-bottom:1px solid var(--border)}
.stab{background:none;border:0;border-bottom:2px solid transparent;margin-bottom:-1px;padding:9px 2px 10px;font-family:inherit;font-size:13px;font-weight:500;color:var(--text2);cursor:pointer;transition:color .12s}
.stab:hover{color:var(--brand-dk)}
.stab.active{color:var(--text);font-weight:700;border-bottom-color:var(--text)}
.stab span{color:var(--muted);font-weight:600}

/* ── SEARCH + NOTES ── */
.side-search{padding:12px 16px}
.side-search input{width:100%;background:var(--panel2);border:1px solid var(--border2);border-radius:8px;color:var(--text);font-size:13px;padding:9px 12px;outline:none;font-family:inherit}
.side-search input:focus{border-color:var(--brand-dk)}
.side-search input:disabled{opacity:.5}
#libNote{padding:0 16px;font-size:12px;line-height:1.5}
#libNote:not(:empty){padding:0 16px 10px}
#libNote .err{color:var(--red)}
#libNote .ok{color:var(--brand-dk);font-weight:600}

/* ── LIST ── */
.side-list{flex:1;overflow:auto;min-height:0;border-top:1px solid var(--border)}
.side-empty{padding:34px 22px;text-align:center;color:var(--muted);font-size:13px;line-height:1.6}
.side-empty p{margin-bottom:6px;color:var(--text2);font-weight:600}
.side-empty p.sub{font-weight:400;color:var(--muted);margin-bottom:16px}

/* group headers */
.grp{display:flex;align-items:center;gap:8px;width:100%;padding:9px 16px;background:var(--panel2);border:0;border-bottom:1px solid var(--border);color:var(--text);font-family:inherit;font-size:11.5px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;text-align:left;cursor:pointer;position:sticky;top:0;z-index:1}
.grp:hover{color:var(--brand-dk)}
.grp .cnt{color:var(--muted);font-weight:600}
.grp .chev{margin-left:auto;display:inline-block;border:4px solid transparent;border-top-color:currentColor;border-bottom:0;transition:transform .15s}
.grp.closed .chev{transform:rotate(-90deg)}
.grp-note{padding:8px 16px;color:var(--muted);font-size:11.5px;border-bottom:1px solid var(--border)}
.lib-none{padding:18px 16px;color:var(--muted);font-size:12.5px;line-height:1.55;border-bottom:1px solid var(--border)}
.lib-none .pbtn{margin-top:10px}

/* library cards */
.lib-item{padding:12px 16px;border-bottom:1px solid var(--border)}
.lib-item:hover{background:rgba(109,165,26,.06)}
.lib-top{display:flex;align-items:baseline;gap:8px}
.lib-top b{font-size:13.5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lib-top .ver{color:var(--muted);font-size:11px;white-space:nowrap}
.lib-sub{color:var(--muted);font-size:11.5px;margin-top:2px}
.lib-desc{color:var(--text2);font-size:12px;margin-top:4px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.lib-item code{display:block;margin-top:7px;font-family:var(--font-code);font-size:11.5px;color:var(--brand-dk);background:rgba(109,165,26,.1);border-radius:5px;padding:4px 8px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lib-act{display:flex;gap:8px;margin-top:9px}
.lib-act .pbtn{height:28px;padding:0 12px}


.lib-count{padding:10px 16px;font-size:13px;font-weight:700;color:var(--text);border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--panel)}
.lib-name{padding:9px 16px;font-size:13px;color:var(--text2);border-bottom:1px solid var(--border);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lib-name:hover{background:rgba(109,165,26,.06);color:var(--text)}