:root{color-scheme:dark;--ink:#f6eee6;--muted:#ab9c95;--red:#ff634f;--panel:#201b1c;--line:#443638;--bg:#120f10}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:"Arial Narrow","PingFang SC",Arial,sans-serif;min-height:100vh}.masthead{height:72px;border-bottom:1px solid #352b2c;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(22px,5vw,76px);letter-spacing:.04em}.masthead p{margin:0;color:var(--muted);font-size:13px}.brand{font-weight:800;font-size:20px;display:flex;gap:10px;align-items:center}.signal{width:18px;height:18px;border:2px solid var(--red);border-radius:50%;position:relative}.signal:after{content:"";position:absolute;width:4px;height:4px;background:var(--red);border-radius:50%;inset:5px}.intro{max-width:1280px;margin:auto;padding:70px clamp(22px,5vw,76px) 50px;display:flex;justify-content:space-between;align-items:flex-end;gap:40px}.eyebrow{color:var(--red);font-weight:700;letter-spacing:.18em;font-size:12px;margin:0 0 18px}.intro h1{font-size:clamp(42px,6vw,78px);line-height:.98;letter-spacing:-.06em;margin:0;max-width:780px}.stats{display:flex;border:1px solid var(--line);min-width:340px}.stats div{padding:22px 24px;flex:1}.stats div+div{border-left:1px solid var(--line)}.stats strong{font-size:25px;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:190px}.stats span{display:block;color:var(--muted);font-size:12px;margin-top:5px}.workspace{max-width:1280px;margin:auto;padding:0 clamp(22px,5vw,76px) 80px;display:grid;grid-template-columns:minmax(0,1fr) minmax(330px,.72fr);gap:22px}form,.history{background:var(--panel);border:1px solid var(--line)}form{padding:30px}.form-title,.history-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:28px}.form-title>div{font-weight:700}.take-dot{width:8px;height:8px;display:inline-block;background:var(--red);border-radius:50%;margin-right:8px;box-shadow:0 0 0 4px #ff634f21}.text-button{font:inherit;color:var(--muted);background:none;border:0;padding:4px;cursor:pointer}.text-button:hover{color:var(--ink)}.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px 18px}label,legend{font-size:12px;color:var(--muted);letter-spacing:.03em}input{width:100%;border:0;border-bottom:1px solid #5a4749;background:transparent;color:var(--ink);font:inherit;font-size:17px;padding:10px 0 9px;border-radius:0;outline:none}input:focus{border-color:var(--red)}.unit-input{position:relative}.unit-input input{padding-right:40px}.unit-input span{position:absolute;right:0;bottom:11px;color:#76696a;font-size:12px}fieldset{border:0;padding:0;margin:28px 0 0}.result-options{display:flex;margin-top:10px;border:1px solid #554345}.result-options label{flex:1}.result-options label+label{border-left:1px solid #554345}.result-options input{position:absolute;opacity:0;pointer-events:none}.result-options span{display:block;text-align:center;padding:13px;cursor:pointer;color:var(--muted);transition:.2s}.result-options input:checked+span{background:var(--red);color:#1a1212;font-weight:800}.submit{margin-top:24px;width:100%;background:var(--ink);color:#1a1515;border:0;padding:15px 18px;font:700 15px inherit;display:flex;justify-content:space-between;cursor:pointer}.submit:hover{background:white}.error{color:#ff8a79;min-height:18px;margin:10px 0 -10px;font-size:12px}.history{padding:30px;min-height:470px}.history-head h2{display:inline;font-size:17px;margin-left:8px}.mini-wave{color:var(--red);letter-spacing:-2px;font-size:11px}.danger:hover{color:#ff8a79}.record-list{display:flex;flex-direction:column;gap:10px}.record-card{border-top:1px solid var(--line);display:grid;grid-template-columns:38px 1fr 25px;padding:16px 0;align-items:center}.record-index{font:italic 13px Georgia;color:#76696a}.record-top{display:flex;align-items:center;gap:8px}.record-room{font-size:15px;max-width:210px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.badge{font-size:10px;padding:3px 6px;border:1px solid}.badge.success{color:#7ee0a5}.badge.usable{color:#f1d37b}.badge.redo{color:#ff8172}.record-values{display:flex;gap:12px;color:var(--muted);font-size:11px;margin-top:7px}.delete{border:0;background:none;color:#756567;font-size:20px;cursor:pointer}.delete:hover{color:var(--red)}.empty{border:1px dashed #493b3c;padding:55px 18px;text-align:center;color:#75696a}.empty strong{display:block;color:#baacad;margin-bottom:7px}.empty p{font-size:12px;margin:0}@media(max-width:850px){.intro{padding-top:45px;display:block}.stats{margin-top:35px;min-width:0}.workspace{grid-template-columns:1fr}.masthead p{display:none}}@media(max-width:520px){.field-grid{grid-template-columns:1fr}.intro h1{font-size:43px}.stats{display:grid}.stats div+div{border-left:0;border-top:1px solid var(--line)}form,.history{padding:22px}.record-values{flex-wrap:wrap;gap:5px 10px}}