body.chem-references{--ref-bg:#f3f7f8;--ref-surface:#fff;--ref-ink:#1b3038;--ref-muted:#526b73;--ref-line:#d6e2e4;--ref-accent:#1768a8;--ref-soft:#e9f3f9;background:var(--ref-bg);color:var(--ref-ink);font-size:15px;line-height:1.85}
.chem-references [hidden]{display:none!important}
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.reactivity-direction{font-size:12px;font-weight:700;color:var(--ref-accent);background:var(--ref-soft);padding:7px 10px;border-radius:6px;margin-bottom:7px;max-width:760px}.reactivity-list{display:grid;grid-template-columns:1fr;gap:8px;padding:0;margin:0;max-width:760px;list-style:none;counter-reset:rank}.reactivity-item{min-width:0;display:flex;align-items:center;gap:10px;padding:9px 11px;border:1px solid var(--ref-line);border-radius:7px;background:#fbfdfe;break-inside:avoid}.reactivity-item.marker{background:#f5f7f8}.reactivity-rank{display:grid;place-items:center;flex:none;border-radius:50%;width:28px;height:28px;background:var(--ref-soft);color:var(--ref-accent);font-size:12px;font-weight:750}.reactivity-name{display:flex;align-items:baseline;gap:7px;min-width:0;flex:1}.reactivity-name strong{font-size:13px}.reactivity-name bdi{font:700 14px Arial,sans-serif;color:var(--ref-accent)}.reactivity-item .reference-tag{font-size:10px}.reactivity-links{display:flex;align-items:center;gap:5px}.reactivity-links a{min-height:29px;font-size:10px}.reactivity-links a[lang=en]{font-family:Arial,sans-serif;font-size:12px}
.flame-card{display:grid;grid-template-columns:40px 1fr;align-items:center;column-gap:11px}.flame-swatch{grid-row:1 / 3;display:block;width:39px;height:39px;border-radius:50%;background:var(--flame-color);border:2px solid #ffffff;box-shadow:0 0 0 1px #cbd9df,0 0 18px var(--flame-color)}.flame-title{display:flex;align-items:baseline;gap:8px}.flame-description{font-size:12px;color:var(--ref-muted);margin:0}.flame-card .reference-links{grid-column:1 / -1}
.reference-footer{display:flex;justify-content:space-between;gap:15px;padding:17px max(20px,calc((100vw - 1220px)/2));border-top:1px solid var(--ref-line);margin:0;color:var(--ref-muted);font-size:12px}.reference-nojs{margin:20px auto;max-width:1200px;padding:12px 20px;color:#91412b;background:#fff4eb}
@media(max-width:800px){.reference-header{align-items:start;flex-direction:column;gap:9px}.reference-header nav{width:100%;gap:4px}.reference-header nav a{font-size:12px;padding:7px 9px}.reactivity-item{flex-wrap:wrap}.reactivity-links{width:100%;padding-right:36px}}
@media(max-width:540px){.reference-shell{padding:22px 12px 40px}.reference-intro>p:last-child{font-size:13px}.reference-jump{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:thin;margin-inline:-12px;padding:0 12px 8px}.reference-jump a{flex:none}.reference-controls,.reference-section{padding:17px 14px;border-radius:9px}.reference-control-row{flex-wrap:wrap}.reference-control-row input{flex-basis:100%}.reference-filter-label{font-size:12px}.reference-control-row select{flex:1;width:auto}.reference-section-head{gap:6px;flex-wrap:wrap}.section-count{order:-1}.reference-grid,.reference-grid-wide,.reactivity-list{grid-template-columns:1fr}.reactivity-item{flex-wrap:nowrap}.reactivity-links{width:auto;padding:0;margin-right:auto}.reactivity-item .reference-tag{white-space:normal}.reference-example bdi{font-size:12px}.reference-footer{padding:14px 12px;flex-wrap:wrap}}
@media print{@page{size:A4 portrait;margin:12mm}.chem-references{background:white;color:#111;font-size:11px}.reference-header,.reference-jump,.reference-controls,.reference-footer,.reference-links,.reactivity-links{display:none!important}.reference-shell{max-width:none;padding:0}.reference-section{box-shadow:none;border:0;border-top:1px solid #bbb;padding:12px 0;margin:0;break-inside:avoid}.reference-section-head{margin-bottom:8px}.reference-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:4px}.reference-grid-wide{grid-template-columns:repeat(2,minmax(0,1fr))}.reference-card,.reactivity-item{padding:6px 8px;border-color:#aaa}.reference-card h3,.reactivity-name strong{font-size:11px}.reference-formula{font-size:16px}.reactivity-list{grid-template-columns:1fr;gap:4px}.reference-source,.reference-caveat{font-size:9px}.reference-section[hidden],.reference-card[hidden],.reactivity-item[hidden]{display:none!important}}