.ex-head{max-width:850px;margin:0 0 24px}.ex-head h2{font-size:clamp(1.5rem,2.7vw,2rem);margin-bottom:9px}.ex-head p{color:var(--muted);margin-bottom:0;font-size:1rem}.ex-grid{display:grid;grid-template-columns:minmax(250px,1fr) minmax(280px,1.1fr);gap:24px;align-items:start}.ex-visual{background:#eaf1f2;border:1px solid #d1e1e5;border-radius:18px;padding:14px;text-align:center}.ex-visual svg{width:100%;height:auto;max-height:420px}.ex-visual img{max-width:100%;height:auto;display:block;margin:10px auto;background:white}.ex-visual .micro{margin-bottom:0}.ex-counter{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}.ex-counter>div{flex:1}.ex-counter small{display:block;color:var(--muted);margin-top:3px}.ex-counter button{width:40px;height:40px;border:1px solid #91b5c0;border-radius:10px;background:white;font-size:23px}.ex-counter output{font-size:23px;min-width:25px;text-align:center}.ex-result{background:#e6f2e5;border-left:4px solid #126e71;padding:16px 18px;border-radius:10px;margin:18px 0}.ex-result strong{font-size:1.2rem}.ex-result p{margin:8px 0 0;line-height:1.55}.ex-result h3{margin-bottom:8px}.ex-pagination,.ex-btnrow{display:flex;gap:10px;flex-wrap:wrap;margin:15px 0}.ex-temp{display:block;margin:20px 0}.ex-temp select,.ex-period-controls select{padding:9px;border:1px solid #a9c2ca;border-radius:8px;background:white;color:#122e39;margin-left:8px}.ex-period-controls{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin:20px 0}.ex-period-scroll{overflow-x:auto;padding:8px 0}.ex-period-table{display:grid;grid-template-columns:25px repeat(18,minmax(28px,1fr));grid-template-rows:24px repeat(4,62px);gap:4px;min-width:650px}.ex-group-number,.ex-row-number{display:grid;place-items:center;font-size:12px;color:#526772}.ex-element{border:1px solid #9cbac3;border-radius:7px;padding:4px;display:flex;flex-direction:column;gap:3px;justify-content:center;align-items:center;min-width:0}.ex-element small{font-size:10px}.ex-element strong{font-size:20px}.metal{background:#daebf7;color:#183c58}.semi{background:#f8e7bf;color:#61480e}.nonmetal{background:#e5efd9;color:#28421f}.ex-element.chosen{outline:3px solid #122e39;outline-offset:1px}.ex-element.highlight{background:#cbf681;border:2px solid #126e71;box-shadow:0 0 0 1px #126e71}.ex-key{display:flex;gap:12px;font-size:.8rem}.ex-key span{padding:6px 12px;border-radius:8px}.ex-think{font-size:1.3rem;font-weight:650;padding:30px 0}.ex-controls>p{font-size:1rem}.ex-hazard{align-items:center}@media(max-width:750px){.ex-grid{grid-template-columns:1fr;gap:18px}.ex-visual svg{max-height:280px}.ex-head{margin-bottom:15px}.ex-period-controls{align-items:stretch}.ex-period-controls .btn{font-size:.8rem}.ex-counter{padding:10px 0}.ex-hazard img{max-width:200px}.ex-think{padding:15px 0}}

.ex-support{margin-top:20px}.ex-safety{margin-top:22px;padding-top:18px;border-top:1px solid var(--line);font-size:.94rem;color:var(--muted)}.ex-safety strong{display:block;color:var(--ink);margin-bottom:5px}.cm .ex-visual .micro{font-size:.83rem;line-height:1.5;color:var(--cm-muted);margin-top:10px}.cm .ex-result{background:#edf6ef;border-color:#287e73}.cm .ex-key{margin-top:15px;flex-wrap:wrap}