.bench{grid-template-columns:minmax(300px,360px) minmax(0,1fr);align-items:start;gap:24px;max-width:1280px;margin:0 auto;padding:20px;display:grid}.controls{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--shadow);gap:12px;padding:20px;display:grid;position:sticky;top:76px}.controls h1{margin:0;font-size:clamp(1.55rem,1.2rem + 1.2vw,2rem)}.controls-lede{color:var(--ink-2);margin:0;font-size:.98rem}.field{gap:6px;display:grid}.field label{font:700 .9rem/1.2 var(--font-display);color:var(--ink-2);font-stretch:92%}.field-hero input{font:750 1.9rem/1 var(--font-display);font-variant-numeric:tabular-nums;min-height:58px;padding:10px 12px;font-stretch:88%}.with-unit{position:relative}.with-unit input{padding-right:48px}.with-unit span{color:var(--steel);pointer-events:none;font-weight:650;position:absolute;top:50%;right:12px;transform:translateY(-50%)}.help{color:var(--ink-2);margin:0;font-size:.88rem}.help-tight{margin-top:-6px}.pair{grid-template-columns:1fr 1fr;gap:10px;display:grid}.presets{flex-wrap:wrap;gap:6px;margin-top:2px;display:flex}.chip{background:var(--panel-2);min-height:34px;color:var(--ink);border-radius:999px;padding:6px 10px;font-size:.85rem;font-weight:650}.chip:hover{background:color-mix(in srgb, var(--panel-2) 70%, var(--line-soft))}.seg{background:var(--panel-2);border-radius:var(--r-sm);grid-template-columns:1fr 1fr;padding:3px;display:grid}.seg-btn{min-height:38px;color:var(--ink-2);background:0 0;padding:6px 10px;font-size:.92rem}.seg-btn.is-on{background:var(--panel);color:var(--ink);box-shadow:0 1px 2px #0000001f}.run-btn{width:100%;margin-top:4px}.status{min-height:1.3em;color:var(--ink-2);margin:0;font-size:.9rem}.status[data-tone=error]{color:var(--bad);font-weight:650}.field.is-invalid input{border-color:var(--bad)}.output{gap:20px;min-width:0;display:grid}.readout{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);grid-template-columns:repeat(4,minmax(0,1fr));margin:0;display:grid;overflow:hidden}.ro{border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-width:0;padding:12px 14px;position:relative}.ro:nth-child(4n){border-right:0}.ro:nth-last-child(-n+4){border-bottom:0}.ro dt{font:650 .8rem/1.2 var(--font-display);color:var(--ink-2);font-stretch:92%}.ro dd{font:800 1.3rem/1.1 var(--font-display);font-variant-numeric:tabular-nums;margin:4px 0 0;font-stretch:86%}.ro dd small{font:600 .8rem/1.3 var(--font-body);color:var(--steel);margin-top:2px;display:block}.ro-main{background:color-mix(in srgb, var(--chalk) 7%, var(--panel))}.ro-main dd{color:var(--chalk);font-size:1.75rem}.copy{background:var(--panel);border-color:var(--line);min-height:30px;color:var(--ink-2);padding:4px 9px;font-size:.78rem;position:absolute;top:8px;right:8px}.copy:hover{color:var(--ink);border-color:var(--line-soft)}.ro dt{padding-right:54px}.copy-all{justify-self:start;margin-top:-10px}.viewer{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}.tabs{border-bottom:1px solid var(--line);background:var(--panel-2);gap:2px;padding:6px;display:flex}.tabs [role=tab]{min-height:38px;color:var(--ink-2);background:0 0;padding:6px 14px;font-size:.95rem}.tabs [role=tab][aria-selected=true]{background:var(--panel);color:var(--ink);box-shadow:0 1px 2px #0000001f}.panel{padding:14px}.drawing-scroll{-webkit-overflow-scrolling:touch;overflow-x:auto}.drawing-scroll .dg{min-width:max(640px, var(--dg-min,640px))}.three-stage{position:relative}.three{border-radius:var(--r-sm);background:linear-gradient(var(--panel-2), var(--panel));min-height:340px;position:relative}.three[data-ready=loading]{visibility:hidden}.three canvas{border-radius:var(--r-sm);touch-action:none;display:block}.three-fallback{z-index:1;background:var(--panel);border-radius:var(--r-sm);place-items:center;padding:12px 12px 40px;display:grid;position:absolute;inset:0}.three-fallback svg{width:100%;height:100%}.three-hint{z-index:2;text-align:center;color:var(--ink-2);margin:0;font-size:.92rem;position:absolute;bottom:10px;left:0;right:0}.points{border-top:1px solid var(--line);margin-top:12px;padding-top:10px}.points summary{cursor:pointer;font:700 1rem/1.3 var(--font-display);min-height:32px;font-stretch:92%}.points .help{margin:6px 0 8px}.points table{font-variant-numeric:tabular-nums}.points td,.points th{white-space:nowrap}.points button{margin-top:10px}.pack-warning{border-left:3px solid var(--bad);background:color-mix(in srgb, var(--bad) 8%, var(--panel));color:var(--ink);margin:0;padding:10px 12px}.pack-locked{gap:12px;display:grid;position:relative}.pack-locked table+table{margin-top:12px}.pack-lock-note{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-sm);margin:0;padding:12px 14px;font-weight:600;position:absolute;inset:40px 12px auto;box-shadow:0 2px 10px #0000001f}.stepper{border-top:1px solid var(--line);padding:12px 14px 16px}.stepper-bar{align-items:center;gap:10px;display:flex}.step-nav{width:44px;padding:0;font-size:1.5rem;line-height:1}.step-count{font:700 .95rem/1 var(--font-display);color:var(--ink-2);font-variant-numeric:tabular-nums;margin:0}.steps{counter-reset:step;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:2px 12px;margin:12px 0 0;padding:0;list-style:none;display:grid}.steps li p{max-width:none}.steps li{counter-increment:step;border-radius:var(--r-sm);cursor:pointer;grid-template-columns:30px 1fr;gap:10px;padding:10px;display:grid}.steps li:before{content:counter(step);font:800 .9rem/28px var(--font-display);text-align:center;background:var(--panel-2);width:28px;height:28px;color:var(--ink-2);border-radius:50%}.steps li strong{font-family:var(--font-display);font-stretch:92%;display:block}.steps li p{color:var(--ink-2);margin:2px 0 0;font-size:.95rem}.steps li[aria-current=step]{background:color-mix(in srgb, var(--chalk) 9%, var(--panel))}.steps li[aria-current=step]:before{background:var(--chalk);color:var(--accent-text)}.steps li[aria-current=step] p{color:var(--ink)}.checks{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);padding:16px 18px}.checks h2{font-size:1.15rem}.check-list{grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:10px;margin:0 0 10px;padding:0;list-style:none;display:grid}.check-list li{grid-template-columns:22px 1fr;align-items:start;gap:8px;display:grid}.check-list li strong{font-family:var(--font-display);font-variant-numeric:tabular-nums;font-stretch:92%}.check-list li p{color:var(--ink-2);margin:2px 0 0;font-size:.9rem}.mark{color:#fff;width:22px;height:22px;font:800 .8rem/1 var(--font-display);border-radius:50%;place-items:center;display:grid}.mark-pass{background:var(--ok)}.mark-warn{background:var(--warn)}.mark-fail{background:var(--bad)}.actions{grid-template-columns:minmax(0,1fr) minmax(0,1.6fr);align-items:start;gap:20px;display:grid}.action{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);gap:10px;padding:18px;display:grid}.action h2{margin:0;font-size:1.2rem}.action p{margin:0}.pack-inputs{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;display:grid}.pack-summary{font:700 1.05rem/1.35 var(--font-display);font-stretch:92%}.pack-table td:nth-child(2),.pack-table th:nth-child(2),.pack-table td:last-child,.pack-table th:last-child{text-align:right;white-space:nowrap}.pack-table td small{color:var(--ink-2);font-size:.82rem;display:block}.pack-table .is-locked td{filter:blur(4px);user-select:none}.pack-table tfoot td{border-bottom:0;font-weight:800}.pack-cta{flex-wrap:wrap;gap:10px;display:flex}.disclaimer{color:var(--ink-2);border-left:3px solid var(--crayon);max-width:none;margin:0;padding-left:12px;font-size:.88rem}@media (width<=1080px){.actions{grid-template-columns:1fr}}@media (width<=900px){.bench{grid-template-columns:1fr;gap:16px;padding:12px}.controls{padding:16px;position:static}.readout{grid-template-columns:repeat(2,minmax(0,1fr))}.ro:nth-child(4n){border-right:1px solid var(--line)}.ro:nth-child(2n){border-right:0}.ro:nth-last-child(-n+4){border-bottom:1px solid var(--line)}.ro:nth-last-child(-n+2){border-bottom:0}.pack-inputs{grid-template-columns:1fr 1fr}.three{min-height:280px}.steps li:not([aria-current=step]) p{display:none}.steps li{padding:8px 10px}}.home-section{margin-top:48px}#output-example{margin-top:28px}.section-head{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:16px;display:flex}.terms{border-top:1px solid var(--line);grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:0;margin:0;display:grid}.terms>div{border-bottom:1px solid var(--line);padding:14px 16px 14px 0}.terms dt{font:750 1.02rem/1.2 var(--font-display);font-stretch:90%}.terms dd{color:var(--ink-2);margin:4px 0 0}.example-strip{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;display:grid}.example-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);color:var(--ink);gap:8px;padding:14px;text-decoration:none;display:grid}.example-card:hover{border-color:var(--chalk)}.example-title{font:750 1.05rem/1.2 var(--font-display);font-stretch:90%}.example-summary{color:var(--ink-2);font-size:.9rem}.home-split{grid-template-columns:1fr 1fr;gap:40px;display:grid}.flow{gap:10px;padding-left:1.3em;display:grid}.faq details{border-bottom:1px solid var(--line);padding:12px 0}.faq summary{cursor:pointer;font:700 1.02rem/1.35 var(--font-display);font-stretch:92%}.faq details p{color:var(--ink-2);margin:8px 0 0}@media (width<=1000px){.example-strip{grid-template-columns:repeat(2,minmax(0,1fr))}.home-split{grid-template-columns:1fr}}@media (width<=560px){.example-strip{grid-template-columns:1fr}}