.venn-lab{max-width:1180px;margin:auto;color:#16333a}.vl-head{padding:1.5rem 1rem}.vl-head h1{font-family:Georgia,serif;font-size:clamp(2rem,4vw,3rem)}.vl-eyebrow{font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:#a75230}.vl-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:1.5rem;padding:0 1rem 2rem}.vl-main,.vl-side{background:#fffaf0;border:1px solid #e1dbcb;border-radius:1rem;padding:1.2rem}.vl-side{align-self:start}.vl-controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.75rem}.vl-controls label{display:flex;flex-direction:column;gap:.2rem;font-weight:700}.venn-lab select,.venn-lab button{border:1px solid #9db6b7;border-radius:.6rem;background:white;color:#173a42;padding:.55rem .7rem}.venn-lab button:focus-visible,.venn-lab select:focus-visible{outline:3px solid #c56530;outline-offset:2px}.vl-visual{max-width:600px;margin:1.2rem auto}.vl-visual svg{display:block;width:100%;height:auto}.vl-note{padding:.8rem;background:#edf2ef;border-left:4px solid #14716b}.vl-result{font-weight:700;color:#0d5c57}.vl-actions{display:flex;gap:.5rem;flex-wrap:wrap;margin:.9rem 0}.vl-actions button[aria-pressed=true]{background:#145d5c;color:white}.vl-atoms{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.55rem}.venn-lab .vl-atom{display:flex;flex-direction:column;align-items:flex-start;text-align:left;min-height:4.1rem}.vl-atom strong{font-size:1.1rem}.vl-atom small{font-size:.8rem}.venn-lab .vl-atom[data-selected=true]{background:#bce5d9;border-color:#138074}.venn-lab [hidden]{display:none!important}@media(max-width:800px){.vl-layout{grid-template-columns:1fr}.vl-side{order:-1}.vl-atoms{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:500px){.vl-controls{grid-template-columns:1fr}}
.vl-formula{padding:.8rem 1rem;background:#e8f2ef;border:1px solid #a9cfc4;border-radius:.65rem;font-weight:700;font-size:1.08rem}.vl-region-details{margin-top:1rem;border-top:1px solid #d3d8ce;padding-top:.7rem}.vl-region-details summary{cursor:pointer;font-weight:700;font-size:1.15rem;color:#145d5c}.vl-region-details summary:focus-visible{outline:3px solid #c56530;outline-offset:3px}.vl-region-details p{margin:.6rem 0 1rem}