/* VEX Molecule Studio — VisionVix Worlds Hub theme (lime-on-dark control room) */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#030905;
  --s1:rgba(4,12,7,.40);--s2:rgba(9,24,13,.45);--s3:rgba(14,34,18,.8);
  --tx:#f6fbf2;--dim:#d2e3ce;--dim2:#b9d0b5;
  /* accent vars keep their old names so the app logic keeps working */
  --gold:#b8e830;--teal:#3fe05a;
  --lime:#b8e830;--lime2:#d4ff40;--green:#22d63c;
  --border:rgba(126,232,26,.15);--border2:rgba(126,232,26,.30);--edge:rgba(150,236,40,.50);
  --crumb:42px;--hdrh:60px;
  --hh:calc(var(--crumb) + var(--hdrh));
  --gap:12px;
  --sans:'DM Sans',system-ui,sans-serif;--mono:'DM Mono',ui-monospace,monospace;
  --hud:'Rajdhani','DM Sans',sans-serif;--hudmono:'Share Tech Mono','DM Mono',monospace;
  --chem:'Playfair Display',Georgia,serif;
}
html,body{width:100%;height:100%;overflow:hidden;font-family:var(--sans);color:var(--tx)}
body{background:#030905 url(images/lab-bg.jpg) center/cover no-repeat}
#hdr,#sbl,#sbr{text-shadow:0 1px 3px rgba(0,0,0,.7)}
::selection{background:rgba(196,238,58,.35)}
svg.i{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}

/* scrollbars */
*{scrollbar-width:thin;scrollbar-color:rgba(126,232,26,.55) transparent}
::-webkit-scrollbar{width:5px;height:5px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(126,232,26,.5);border-radius:5px}
::-webkit-scrollbar-thumb:hover{background:var(--lime2)}

/* ══ BREADCRUMB ══ */
#crumb{position:fixed;top:0;left:0;right:0;height:var(--crumb);display:flex;align-items:center;gap:10px;padding:0 26px;z-index:101;font-family:var(--sans);background:linear-gradient(180deg,rgba(2,10,5,.88),rgba(2,10,5,.55))}
#crumb .vvm{width:26px;height:26px}
#crumb b{font-weight:800;font-size:18px;color:var(--lime);letter-spacing:-.01em}
#crumb span{color:rgba(244,250,240,.85);font-size:16px}
#crumb em{font-style:normal;color:#f4faf0;font-size:15px;font-weight:500}

/* ══ HEADER ══ */
#hdr{position:fixed;top:var(--crumb);left:16px;right:16px;height:var(--hdrh);z-index:100;display:flex;align-items:center;gap:10px;padding:0 14px;
  background:rgba(3,10,6,.66);border:1px solid var(--edge);border-radius:10px;
  box-shadow:0 0 0 1px rgba(0,0,0,.5),0 0 22px rgba(126,232,26,.10),inset 0 0 26px rgba(126,232,26,.05);overflow-x:auto;overflow-y:hidden;scrollbar-width:none}
#hdr::-webkit-scrollbar{display:none}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0;padding-right:4px}
.lm{width:34px;height:34px;color:var(--lime);display:flex;align-items:center;justify-content:center}
.lm svg{width:34px;height:34px}
.ln{font-family:var(--sans);font-weight:800;font-size:22px;letter-spacing:-.02em;color:#b8e830;text-shadow:0 0 40px rgba(140,220,20,.45),0 0 80px rgba(100,180,10,.2),0 2px 0 rgba(0,0,0,.9);white-space:nowrap;display:flex;align-items:baseline}
.ln em{font-size:12px;color:var(--lime);font-style:normal;margin-left:12px;font-family:var(--mono);font-weight:400;letter-spacing:.02em}
.vsep{width:1px;height:28px;background:var(--border2);flex-shrink:0}
.mrow{display:flex;gap:6px;flex-shrink:0}
.mb{display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 12px;border-radius:7px;border:1px solid rgba(126,232,26,.22);background:rgba(3,11,6,.88);color:#eef6e9;font-size:13px;font-weight:500;cursor:pointer;font-family:var(--sans);transition:all .15s;white-space:nowrap}
.mb:hover{border-color:var(--border2);color:#fff;background:rgba(126,232,26,.06)}
.mb.on{border-color:var(--lime2);color:var(--lime2);background:rgba(184,232,48,.10);box-shadow:0 0 14px rgba(184,232,48,.28),inset 0 0 10px rgba(184,232,48,.08)}
.srow{display:flex;gap:2px;flex-shrink:0;padding:3px;border:1px solid rgba(126,232,26,.22);border-radius:8px;background:rgba(3,11,6,.88)}
.sb{height:30px;padding:0 12px;border-radius:6px;border:1px solid transparent;background:transparent;color:#eaf4e5;font-size:13px;font-weight:500;cursor:pointer;font-family:var(--sans);transition:all .15s;white-space:nowrap}
.sb:hover{color:#fff;background:rgba(126,232,26,.06)}
.sb.on{border-color:var(--lime);color:var(--lime2);background:rgba(126,232,26,.14);box-shadow:0 0 12px rgba(126,232,26,.25)}
.pcsrch{display:flex;align-items:center;gap:8px;flex:1;min-width:250px;max-width:400px}
#pcq{flex:1;min-width:0;height:36px;background:rgba(3,11,6,.88);border:1px solid rgba(126,232,26,.22);border-radius:7px;padding:0 12px;color:var(--tx);font-size:13px;outline:none;font-family:var(--sans);transition:border-color .15s}
#pcq:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(126,232,26,.12)}
#pcq::placeholder{color:#c8dbc5}
#pcbtn{display:inline-flex;align-items:center;gap:7px;height:36px;padding:0 15px;border-radius:7px;border:1px solid var(--lime);background:rgba(126,232,26,.16);color:var(--lime2);font-size:13px;font-weight:700;cursor:pointer;font-family:var(--sans);transition:all .15s;white-space:nowrap;flex-shrink:0;box-shadow:0 0 14px rgba(126,232,26,.22)}
#pcbtn::before{content:"";width:15px;height:15px;background:currentColor;
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 4v11M7 10l5 5 5-5M5 20h14'/%3E%3C/svg%3E") center/contain no-repeat;
          mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 4v11M7 10l5 5 5-5M5 20h14'/%3E%3C/svg%3E") center/contain no-repeat}
#pcbtn:hover{background:rgba(126,232,26,.26)}
#pcbtn:disabled{opacity:.5;cursor:wait}
.acts{display:flex;align-items:center;gap:6px;margin-left:auto;flex-shrink:0}
.ib{width:36px;height:36px;border-radius:7px;border:1px solid rgba(126,232,26,.22);background:rgba(3,11,6,.88);color:#eef6e9;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .15s;flex-shrink:0}
.ib:hover{border-color:var(--border2);color:#fff;background:rgba(126,232,26,.07)}
.ib.on{border-color:var(--lime2);color:var(--lime2);background:rgba(184,232,48,.1);box-shadow:0 0 12px rgba(184,232,48,.25)}
.ib.red:hover{border-color:#ff6b6b;color:#ff8a8a;background:rgba(255,80,80,.07)}

/* ══ LAYOUT ══ */
#layout{position:fixed;top:calc(var(--hh) + var(--gap));left:16px;right:16px;bottom:16px;display:flex;gap:var(--gap);overflow:hidden}
.panel,#sbl,#sbr{background:rgba(3,10,6,.64);border:1px solid var(--edge);border-radius:10px;box-shadow:0 0 0 1px rgba(0,0,0,.45),0 0 20px rgba(126,232,26,.08),inset 0 0 28px rgba(126,232,26,.04)}
#sbl{width:300px;flex-shrink:0;display:flex;flex-direction:column;overflow:hidden}
#ctr{flex:1;position:relative;background:transparent;min-width:0;border-radius:10px;overflow:hidden}
#sbr{width:420px;flex-shrink:0;display:flex;flex-direction:column;overflow:hidden}

/* When secondary panel active, canvas hides and sbr expands */
#layout.expanded #ctr{display:none}
#layout.expanded #sbr{flex:1;width:auto}

/* ══ LEFT SIDEBAR ══ */
.slbl{font-size:14px;letter-spacing:.16em;text-transform:uppercase;color:var(--lime);font-family:var(--hud);font-weight:600;padding:12px 16px 8px;flex-shrink:0}
.elq{margin:2px 14px 6px;display:flex;align-items:center;gap:8px;height:36px;padding:0 11px;border:1px solid rgba(126,232,26,.22);border-radius:7px;background:rgba(3,11,6,.88);color:#c8dbc5;flex-shrink:0}
.elq:focus-within{border-color:var(--lime)}
.elq input{flex:1;min-width:0;background:transparent;border:none;outline:none;color:var(--tx);font-size:13px;font-family:var(--sans)}
.elq input::placeholder{color:#c2d5bf}
.psc{overflow-y:auto;flex:1;padding:4px 12px 14px 14px;display:grid;grid-template-columns:1fr 1fr;gap:8px;align-content:start}
.elcat{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#c6f07e;font-family:var(--hud);font-weight:600;padding:8px 2px 0;grid-column:1/-1}
.elt{display:flex;flex-direction:column;align-items:center;padding:10px 6px 8px;border-radius:8px;cursor:pointer;border:1px solid transparent;transition:filter .12s,box-shadow .12s,transform .12s;position:relative;box-shadow:inset 0 0 18px rgba(3,11,6,.88)}
.elt:hover{filter:brightness(1.22);transform:translateY(-1px)}
.elt.sel{outline:2px solid var(--lime2);outline-offset:1px;box-shadow:0 0 16px rgba(212,255,64,.35),inset 0 0 18px rgba(3,11,6,.88)}
.ez{position:absolute;top:5px;right:7px;font-family:var(--mono);font-size:10px;color:rgba(255,255,255,.85)}
.es{font-family:var(--chem);font-size:28px;font-weight:700;line-height:1.05;margin-bottom:3px;filter:brightness(1.45) saturate(1.1);text-shadow:0 0 14px currentColor}
.iblk .irow>span[style*="Playfair"]{font-size:17px!important;font-weight:700;filter:brightness(1.35)}
.en{font-size:12px;font-weight:500;color:#ffffff;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;width:100%;text-align:center;margin-bottom:1px}
.ev{font-size:10px;color:rgba(240,248,234,.88);font-family:var(--mono)}

/* ══ CANVAS ══ */
#cvs{position:absolute;inset:0;cursor:crosshair}
#chint{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);background:rgba(3,10,6,.85);border:1px solid var(--border2);border-radius:7px;padding:6px 14px;font-size:12px;color:#e2f6c8;font-family:var(--hudmono);letter-spacing:.04em;pointer-events:none;white-space:nowrap;z-index:5}
#ato-tt{position:fixed;pointer-events:none;z-index:60;background:rgba(3,10,6,.95);border:1px solid var(--edge);border-radius:7px;padding:5px 10px;font-size:12px;font-family:var(--mono);opacity:0;transition:opacity .1s;white-space:nowrap;color:var(--tx)}
#geo-badge{position:absolute;top:14px;left:14px;z-index:10;background:rgba(3,10,6,.85);border:1px solid var(--edge);border-radius:8px;padding:8px 14px;font-size:12px;font-family:var(--hudmono);color:var(--dim);pointer-events:none;transition:opacity .3s;opacity:0}
#geo-badge.show{opacity:1}
#geo-badge .gn{font-family:var(--hud);font-size:16px;color:var(--lime2);font-weight:700;letter-spacing:.04em;margin-bottom:1px}
#ang-badge{position:absolute;bottom:56px;left:50%;transform:translateX(-50%);z-index:10;background:rgba(3,10,6,.92);border:1px solid var(--edge);border-radius:8px;padding:8px 15px;font-size:12px;font-family:var(--hudmono);color:#e2f6c8;pointer-events:none;opacity:0;transition:opacity .3s;white-space:nowrap}
#ang-badge.show{opacity:1}
.avl{font-size:20px;font-weight:700;color:var(--lime2);margin-left:8px;font-family:var(--hud)}

/* ══ RIGHT SIDEBAR ══ */
.rtbs{display:flex;border-bottom:1px solid var(--border2);flex-shrink:0;overflow-x:auto;padding:0 6px;scrollbar-width:none}
.rtbs::-webkit-scrollbar{display:none}
.rt{flex:1 0 auto;justify-content:center;display:inline-flex;align-items:center;gap:5px;padding:15px 8px 12px;font-size:13.5px;color:#e2eedd;cursor:pointer;font-family:var(--hud);font-weight:600;letter-spacing:.05em;border-bottom:2px solid transparent;margin-bottom:-1px;transition:all .15s;text-transform:uppercase;white-space:nowrap}
.rt svg.i{width:15px;height:15px}
.rt:hover{color:#fff}
.rt.on{color:var(--lime2);border-bottom-color:var(--lime2);text-shadow:0 0 12px rgba(212,255,64,.45)}
.rp{flex:1;overflow-y:auto;display:none}
.rp.on{display:flex;flex-direction:column}

/* Mol panes */
#rp-info,#rp-lib{padding:12px}
#rp-info.on,#rp-lib.on{display:block}
#mol-info>div[style]{padding:4px 2px!important}
.mfml{font-family:var(--chem);font-weight:700;font-size:34px;color:var(--lime2);margin-bottom:4px;line-height:1.15;text-shadow:0 0 18px rgba(212,255,64,.35)}
.mgeo{font-size:12px;color:#e4efdf;margin-bottom:12px;font-family:var(--mono);line-height:1.6}
.iblk{background:rgba(4,14,8,.74);border:1px solid var(--border2);border-radius:8px;padding:12px;margin-bottom:10px}
.iblk-t{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--lime);font-family:var(--hud);font-weight:600;margin-bottom:8px;display:flex;align-items:center;justify-content:space-between}
.irow{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:5px 0;font-size:13px;border-bottom:1px solid var(--border)}
.irow:last-child{border-bottom:none}
.il{color:var(--dim);font-family:var(--mono);font-size:12px}
.iv{font-weight:500;font-size:13px;max-width:220px;overflow:hidden;text-overflow:ellipsis;text-align:right;font-family:var(--mono)}
.mty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;height:200px;color:var(--dim)}
.mty-i{font-size:34px;opacity:.55;color:var(--lime)}
.mty-i svg{width:36px;height:36px;stroke-width:1.5}
.mty-t{font-size:13px;text-align:center;line-height:1.6;max-width:230px}
.xbx{background:rgba(126,232,26,.06);border:1px solid var(--border2);border-radius:8px;padding:11px 13px;font-size:12px;line-height:1.7;margin-bottom:10px}
.xbx strong{color:var(--lime2)}
.pc-badge{display:inline-block;padding:2px 8px;border-radius:5px;font-size:10px;font-family:var(--mono);background:rgba(63,224,90,.10);border:1px solid rgba(63,224,90,.3);color:var(--teal)}
.pcq-wrap{padding:0 0 10px;border-bottom:1px solid var(--border);display:flex;gap:6px;flex-shrink:0}
.pcq-wrap input,.lib-q input{flex:1;width:100%;height:34px;background:rgba(3,11,6,.88);border:1px solid rgba(126,232,26,.22);border-radius:7px;padding:0 11px;color:var(--tx);font-size:13px;outline:none;font-family:var(--sans)}
.pcq-wrap input:focus,.lib-q input:focus{border-color:var(--lime)}
.pcq-wrap input::placeholder,.lib-q input::placeholder{color:#c2d5bf}
.pcq-btn{height:34px;padding:0 13px;border-radius:7px;border:1px solid var(--lime);background:rgba(126,232,26,.14);color:var(--lime2);font-size:13px;font-weight:700;cursor:pointer;font-family:var(--sans);white-space:nowrap;transition:all .15s}
.pcq-btn:hover{background:rgba(126,232,26,.24)}
.pcq-btn:disabled{opacity:.5;cursor:wait}
.pclbl{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--lime);font-family:var(--hud);font-weight:600;padding:10px 2px 6px}
.pcgrid{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding:0 0 10px;border-bottom:1px solid var(--border)}
.pcard{padding:9px 8px;border-radius:7px;cursor:pointer;border:1px solid var(--border);background:rgba(4,14,8,.82);transition:all .12s;text-align:center}
.pcard:hover{border-color:var(--lime);background:rgba(126,232,26,.08)}
.pcard-f{font-family:var(--mono);font-size:12px;color:var(--lime2);margin-bottom:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.pcard-n{font-size:12px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.lib-q{padding:10px 0;border-bottom:1px solid var(--border);flex-shrink:0}
#lib-list{padding:0 0 8px!important}
.lcat{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#c6f07e;font-family:var(--hud);font-weight:600;padding:8px 4px 4px;margin-top:4px}
.lit{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:7px;cursor:pointer;border:1px solid transparent;transition:all .12s}
.lit:hover{background:rgba(126,232,26,.07);border-color:var(--border2)}
.lif{font-family:var(--chem);font-weight:700;font-size:15px;color:var(--lime2);min-width:64px}
.lin{flex:1}
.lin-n{font-size:13px;font-weight:600}
.lin-g{font-size:11px;color:var(--dim);font-family:var(--mono)}

/* ══ PROTEIN PANE ══ */
#rp-prot{flex-direction:row}
#rp-prot.on{display:flex}
.prot-side{width:270px;flex-shrink:0;border-right:1px solid var(--border2);display:flex;flex-direction:column;overflow:hidden}
.prot-view{flex:1;position:relative;background:#030905;min-width:0}
#prot-3d{position:absolute;inset:0}
.prot-loading{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;background:rgba(3,9,5,.8);z-index:5;pointer-events:none;opacity:0;transition:opacity .3s}
.prot-loading.show{opacity:1;pointer-events:all}
.spin-ring{width:30px;height:30px;border:2px solid var(--border2);border-top-color:var(--lime2);border-radius:50%;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.prot-sr{display:flex;gap:6px;padding:12px;border-bottom:1px solid var(--border);flex-shrink:0}
.prot-sr input{flex:1;min-width:0;height:34px;background:rgba(3,11,6,.88);border:1px solid rgba(126,232,26,.22);border-radius:7px;padding:0 10px;color:var(--tx);font-size:13px;outline:none;font-family:var(--mono);text-transform:uppercase}
.prot-sr input::placeholder{text-transform:none;color:#c2d5bf}
.prot-sr input:focus{border-color:var(--lime)}
.prot-load-btn{height:34px;padding:0 12px;border-radius:7px;border:1px solid var(--lime);background:rgba(126,232,26,.14);color:var(--lime2);font-size:13px;font-weight:700;cursor:pointer;font-family:var(--sans);transition:all .15s;white-space:nowrap}
.prot-load-btn:hover{background:rgba(126,232,26,.24)}
.preset-label,.sty-label{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--lime);font-family:var(--hud);font-weight:600;padding:10px 12px 6px;flex-shrink:0}
.preset-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding:0 12px 12px;border-bottom:1px solid var(--border)}
.preset-item{padding:8px 9px;border-radius:7px;cursor:pointer;border:1px solid var(--border);background:rgba(4,14,8,.82);transition:all .12s}
.preset-item:hover{border-color:var(--border2)}
.preset-item.active{border-color:var(--lime);background:rgba(126,232,26,.09)}
.preset-id{font-family:var(--mono);font-size:12px;color:var(--lime2)}
.preset-name{font-size:11px;color:var(--tx);font-weight:500}
.sty-row{display:flex;gap:4px;flex-wrap:wrap;padding:0 12px 12px;flex-shrink:0}
.sty-btn{height:28px;padding:0 10px;border-radius:6px;border:1px solid rgba(126,232,26,.22);background:transparent;color:#eaf4e5;font-size:12px;cursor:pointer;font-family:var(--sans);transition:all .15s;text-transform:capitalize}
.sty-btn:hover{color:#fff;border-color:var(--border2)}
.sty-btn.active{border-color:var(--lime);color:var(--lime2);background:rgba(126,232,26,.12)}
.prot-info-scroll{overflow-y:auto;flex:1;padding:12px}
.prot-info-block{background:rgba(4,14,8,.74);border:1px solid var(--border2);border-radius:8px;padding:12px;margin-bottom:10px}
.prot-name{font-family:var(--hud);font-weight:700;letter-spacing:.06em;font-size:22px;color:var(--lime2);margin-bottom:4px}
.prot-row{display:flex;justify-content:space-between;padding:4px 0;font-size:12px;border-bottom:1px solid var(--border)}
.prot-row:last-child{border-bottom:none}
.prot-row-lbl{color:var(--dim);font-family:var(--mono);font-size:11px}

/* ══ EQUATIONS PANE ══ */
#rp-eq{flex-direction:row}
#rp-eq.on{display:flex}
.eq-side{width:200px;flex-shrink:0;border-right:1px solid var(--border2);display:flex;flex-direction:column;overflow:hidden}
.eq-center{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}
.eq-detail{width:340px;flex-shrink:0;border-left:1px solid var(--border2);display:flex;flex-direction:column;overflow:hidden}
.eq-cat-list{overflow-y:auto;flex:1;padding:8px}
.eq-cat-item{padding:8px 10px;border-radius:7px;cursor:pointer;font-size:13px;border:1px solid transparent;transition:all .12s;margin-bottom:3px;display:flex;align-items:center;gap:8px}
.eq-cat-item:hover{background:rgba(126,232,26,.06)}
.eq-cat-item.active{border-color:var(--border2);background:rgba(126,232,26,.10);color:var(--lime2)}
.eq-cat-icon{font-size:15px;flex-shrink:0}
.eq-cat-name{font-size:13px;font-weight:500;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.eq-cat-count{font-size:11px;color:var(--dim);font-family:var(--mono)}
.eq-hdr{padding:12px 14px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:8px;flex-shrink:0}
.eq-hdr-lbl{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--lime);font-family:var(--hud);font-weight:600;flex:1}
#eq-count{font-size:11px!important}
.eq-grid{overflow-y:auto;flex:1;padding:12px;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:10px;align-content:start}
.eq-card{background:rgba(4,14,8,.74);border:1px solid var(--border);border-radius:9px;padding:13px 15px;cursor:pointer;transition:all .15s}
.eq-card:hover{border-color:var(--border2);background:rgba(10,28,15,.8)}
.eq-card.active{border-color:var(--lime);background:rgba(126,232,26,.08);box-shadow:0 0 14px rgba(126,232,26,.18)}
.eq-card-label{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);font-family:var(--hud);font-weight:600;margin-bottom:8px}
.eq-card-formula{min-height:40px;display:flex;align-items:center;justify-content:center;padding:4px 0 8px;overflow:hidden;color:#f1f8ea}
.eq-card-name{font-size:13px;font-weight:600;margin-bottom:3px}
.eq-card-desc{font-size:11px;color:var(--dim);line-height:1.5}
.eq-render-area{flex:1;overflow-y:auto;padding:16px}
.eq-big-formula{background:rgba(4,14,8,.74);border:1px solid var(--border2);border-radius:9px;padding:20px;display:flex;align-items:center;justify-content:center;margin-bottom:12px;min-height:86px;color:var(--lime2);overflow-x:auto}
.eq-det-block{background:rgba(4,14,8,.74);border:1px solid var(--border2);border-radius:8px;padding:12px;margin-bottom:10px;font-size:13px;line-height:1.6}
.eq-det-title{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--lime);font-family:var(--hud);font-weight:600;margin-bottom:8px}
.eq-var-row{display:flex;gap:10px;padding:5px 0;border-bottom:1px solid var(--border);font-size:12px}
.eq-var-row:last-child{border-bottom:none}
.eq-var-sym{min-width:34px;color:var(--lime2);font-family:var(--mono)}
.eq-var-desc{color:#e0ecdb;flex:1}
.eq-copy-btn{height:28px;padding:0 12px;border-radius:6px;border:1px solid rgba(126,232,26,.3);background:transparent;color:#eaf4e5;font-size:11px;cursor:pointer;font-family:var(--mono);transition:all .15s;margin-top:6px}
.eq-copy-btn:hover{border-color:var(--lime2);color:var(--lime2)}
.eq-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;gap:10px;color:var(--dim)}
.eq-empty-icon{font-size:34px;opacity:.5;color:var(--lime)}
.eq-empty-txt{font-size:13px;text-align:center;line-height:1.6;max-width:220px}

/* ══ GRAPHER PANE ══ */
#rp-graph{flex-direction:row}
#rp-graph.on{display:flex}
.graph-side{width:250px;flex-shrink:0;border-right:1px solid var(--border2);display:flex;flex-direction:column;overflow:hidden}
#graph-main{flex:1;position:relative;background:#fff;border-radius:0 9px 9px 0;overflow:hidden}
#desmos-wrap{position:absolute;inset:0}
.graph-side-scroll{overflow-y:auto;flex:1;padding-bottom:8px}
.graph-preset-group{padding:8px 10px}
.graph-group-label{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#c6f07e;font-family:var(--hud);font-weight:600;margin-bottom:5px;padding-left:2px}
.graph-preset{padding:8px 10px;border-radius:7px;cursor:pointer;border:1px solid transparent;transition:all .12s;margin-bottom:3px}
.graph-preset:hover{background:rgba(126,232,26,.06)}
.graph-preset.active{border-color:var(--border2);background:rgba(126,232,26,.10)}
.graph-preset-name{font-size:13px;font-weight:500;margin-bottom:2px}
.graph-preset-eq{font-size:11px;color:var(--lime2);font-family:var(--mono)}
.graph-divider{height:1px;background:var(--border2);margin:4px 10px}
.graph-custom{padding:10px;flex-shrink:0}
.graph-custom-label{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--lime);font-family:var(--hud);font-weight:600;margin-bottom:6px}
.graph-input-row{display:flex;gap:6px}
.graph-input-row input{flex:1;min-width:0;height:34px;background:rgba(3,11,6,.88);border:1px solid rgba(126,232,26,.22);border-radius:7px;padding:0 9px;color:var(--tx);font-size:12px;outline:none;font-family:var(--mono)}
.graph-input-row input:focus{border-color:var(--lime)}
.graph-input-row button{height:34px;padding:0 12px;border-radius:7px;border:1px solid var(--lime);background:rgba(126,232,26,.14);color:var(--lime2);font-size:13px;font-weight:700;cursor:pointer;font-family:var(--sans);transition:all .15s;white-space:nowrap}
.graph-input-row button:hover{background:rgba(126,232,26,.24)}

/* notif */
#notif{position:fixed;top:calc(var(--hh) + 20px);left:50%;transform:translateX(-50%);z-index:999;display:flex;flex-direction:column;gap:6px;pointer-events:none}
.nm{background:rgba(3,10,6,.95);border:1px solid var(--edge);border-radius:7px;padding:8px 14px;font-size:12px;font-family:var(--hudmono);letter-spacing:.03em;animation:nI .2s ease,nO .3s ease 2.2s forwards;white-space:nowrap}
.nm.ok{border-color:rgba(126,232,26,.6);color:var(--lime2)}
.nm.warn{border-color:#ffd43b88;color:#ffd43b}
.nm.err{border-color:#ff6b6b88;color:#ff8a8a}
@keyframes nI{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}
@keyframes nO{to{opacity:0;transform:translateY(-6px)}}

/* ══ MID-WIDTH ══ */
@media (max-width:2100px){.ln em{display:none}.pcsrch{min-width:190px}#hdr{gap:8px}}
@media (max-width:1620px){.mb .lbl{display:none}.mb{padding:0 10px}}
@media (max-width:1500px){#sbl{width:270px}#sbr{width:380px}.sb{padding:0 9px}}
@media (max-width:1180px){.srow .sb{font-size:12px;padding:0 7px}.acts .vsep{display:none}}

/* ══ PHONE / TABLET ══ */
@media (max-width:860px){
  :root{--crumb:38px;--hdrh:54px;--gap:8px}
  #crumb{padding:0 14px}
  #crumb b{font-size:16px}
  #hdr{left:8px;right:8px;gap:8px;padding:0 10px}
  .ln{font-size:18px}
  .lm,.lm svg{width:28px;height:28px}
  .mb .lbl{display:none}
  .pcsrch{min-width:220px}
  #layout{left:8px;right:8px;bottom:8px;flex-direction:column;overflow-y:auto;overflow-x:hidden}
  #ctr{flex:none;height:50vh;min-height:300px;order:1;border:1px solid var(--border2)}
  #sbl{width:auto;flex:none;height:260px;order:2}
  .psc{grid-template-columns:repeat(auto-fill,minmax(92px,1fr))}
  #sbr{width:auto;flex:none;height:72vh;order:3}
  #layout.expanded #sbl{display:none}
  #layout.expanded #sbr{flex:1;height:auto;min-height:calc(100% - 2px)}
  #rp-prot,#rp-eq,#rp-graph{flex-direction:column!important;overflow-y:auto}
  .prot-side,.eq-side,.graph-side{width:auto;border-right:none;border-bottom:1px solid var(--border2);flex-shrink:0}
  .prot-side{max-height:none}
  .prot-info-scroll{max-height:220px}
  .prot-view{flex:none;height:52vh}
  .eq-side{max-height:180px}
  .eq-center{flex:none;max-height:none}
  .eq-grid{grid-template-columns:1fr;overflow:visible}
  .eq-detail{width:auto;border-left:none;border-top:1px solid var(--border2)}
  .graph-side{max-height:240px}
  #graph-main{flex:none;height:55vh;border-radius:0 0 9px 9px}
}
@media (max-width:1700px) and (min-width:861px){#layout:not(.expanded) .rt svg.i{display:none}#layout:not(.expanded) .rt{padding:15px 7px 12px}}
@media (max-width:1380px) and (min-width:861px){.ln{font-size:19px}.lm,.lm svg{width:28px;height:28px}#hdr{gap:6px;padding:0 10px}.mrow{gap:4px}.mb,.ib{width:32px;height:32px;padding:0;justify-content:center}.acts{gap:4px}.acts .vsep{display:none}.sb{padding:0 7px;font-size:12px;height:28px}.pcsrch{min-width:140px}#pcq{height:32px}#pcbtn{height:32px;padding:0 11px}}

/* solid backing for buttons and tiles so they read over the see-through panels */
.elt{isolation:isolate}
.elt::before{content:"";position:absolute;inset:0;border-radius:inherit;background:rgba(3,11,6,.86);z-index:-1}
.sb.on,.mb.on,.ib.on{background-color:rgba(28,48,8,.92)}
#pcbtn,.pcq-btn,.prot-load-btn,.graph-input-row button{background:rgba(26,46,8,.92)}
.sty-btn,.eq-copy-btn{background:rgba(3,11,6,.88)}
.rtbs{background:rgba(3,10,6,.75)}

/* WCAG: atom-list symbols and coloured chemistry text stay readable on dark */
.iblk .irow>span[style*="Playfair"]{filter:brightness(1.6) saturate(.9)!important}
.es{filter:brightness(1.7) saturate(.95)!important}
.mgeo,.il,.lin-g,.eq-card-desc,.prot-row-lbl,.eq-cat-count{color:var(--dim)!important}
.slbl,.iblk-t,.pclbl,.preset-label,.sty-label,.eq-hdr-lbl,.eq-det-title,.graph-custom-label,#crumb b,.ln em{color:#b6f55c!important}
.il,.irow span,.mgeo,.ev,.ez,.lin-g,.preset-name,.eq-card-desc,.eq-var-desc,.prot-row,.graph-preset-eq,#chint,.mty-t,.eq-empty-txt{font-weight:500}
.iv,.irow{color:#ffffff}
/* about link */
.crumb-about{margin-left:auto;font-size:13px;font-weight:500;color:rgba(240,248,234,.88);text-decoration:none;border:1px solid rgba(126,232,26,.3);border-radius:6px;padding:4px 10px;background:rgba(3,11,6,.75)}
.crumb-about:hover{color:var(--lime2);border-color:var(--lime)}
a.ib{text-decoration:none}
@media (max-width:860px){.crumb-about{font-size:0;padding:4px 8px}.crumb-about::after{content:"About";font-size:12px}}

/* ══ GRAPHER: COMING SOON ══ */
.soon-tag{margin-left:6px;font-family:var(--mono);font-size:10px;font-weight:500;letter-spacing:.04em;text-transform:none;color:#04140a;background:#3fe05a;border-radius:4px;padding:1px 6px;line-height:1.5}
.graph-soon{display:none}
#rp-graph.soon>*:not(.graph-soon){display:none!important}
#rp-graph.soon .graph-soon{display:flex;flex:1;padding:28px;overflow-y:auto}
.graph-soon .gs-card{margin:auto}
.gs-card{max-width:620px;width:100%;background:rgba(4,14,8,.86);border:1px solid rgba(63,224,90,.55);border-radius:12px;padding:30px 30px 26px;box-shadow:0 0 30px rgba(63,224,90,.14);display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.gs-ico{width:42px;height:42px;color:#3fe05a}
.gs-tag{font-family:var(--hud);font-weight:700;font-size:15px;letter-spacing:.14em;text-transform:uppercase;color:#04140a;background:#3fe05a;border-radius:5px;padding:3px 10px}
.gs-card h2{font-family:var(--sans);font-weight:800;font-size:28px;line-height:1.15;letter-spacing:-.01em;color:#fff;text-wrap:balance}
.gs-card p{font-size:15px;line-height:1.6;color:var(--tx);max-width:52ch}
.gs-list-t{margin-top:6px;font-family:var(--hud);font-weight:600;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:#b6f55c}
.gs-list{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:6px;width:100%}
.gs-list li{display:flex;justify-content:space-between;gap:8px;padding:7px 10px;border:1px solid rgba(126,232,26,.22);border-radius:7px;background:rgba(3,11,6,.75);font-size:13px}
.gs-list li b{font-weight:500;color:#fff}
.gs-list li span{font-family:var(--mono);font-size:11px;color:var(--dim)}
.gs-btn{margin-top:8px;height:38px;padding:0 16px;border-radius:7px;border:1px solid #3fe05a;background:rgba(20,60,26,.92);color:#b9ffb0;font-family:var(--sans);font-weight:700;font-size:14px;cursor:pointer}
.gs-btn:hover{background:rgba(30,84,38,.95)}
@media (max-width:860px){#rp-graph.soon .graph-soon{padding:12px}.gs-card{padding:20px}.gs-card h2{font-size:22px}}