:root{--paper:#eee9de;--ink:#11100d;--muted:#6d695f;--rule:#aaa397;--dark:#141719;--dark-2:#202527;--orange:#ff4f19;--cyan:#95f2e5;--acid:#e4f54a;--white:#fffdf5}*{box-sizing:border-box}html{background:var(--paper);scroll-behavior:smooth}body{color:var(--ink);background:var(--paper);font-family:var(--font-body), "Arial Narrow", sans-serif;margin:0}button,input{font:inherit}button{min-height:44px}button:focus-visible,input:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--acid);outline-offset:3px}.app-shell{min-height:100vh}.masthead{border-bottom:1px solid var(--ink);text-transform:uppercase;letter-spacing:.1em;grid-template-columns:1fr auto 1fr;align-items:center;gap:24px;min-height:62px;padding:0 28px;font-size:11px;display:grid}.wordmark{color:inherit;letter-spacing:-.02em;align-items:center;gap:14px;font-size:15px;text-decoration:none;display:flex}.wordmark-index{background:var(--orange);color:var(--white);font:700 10px var(--font-mono), monospace;padding:8px 9px}.masthead p{color:var(--muted);margin:0}.local-note{font-family:var(--font-mono), monospace;justify-self:end}.workspace{grid-template-columns:minmax(300px,385px) minmax(0,1fr);min-height:calc(100vh - 62px);display:grid}.control-bay{border-right:1px solid var(--ink);background-image:linear-gradient(#0000 31px,#11100d14 32px);background-size:100% 32px;padding:clamp(28px,4vw,56px) clamp(22px,3vw,42px)}.title-block{background:var(--paper);margin-bottom:36px}.eyebrow{color:var(--orange);font:700 11px var(--font-mono), monospace;letter-spacing:.15em}h1{font-family:var(--font-display), Georgia, serif;letter-spacing:-.055em;margin:14px 0 16px;font-size:clamp(42px,5vw,70px);font-weight:500;line-height:.9}.title-block p{max-width:31ch;color:var(--muted);margin:0;font-size:15px;line-height:1.55}.controls{background:var(--paper);gap:16px;display:grid}.controls label{text-transform:uppercase;letter-spacing:.1em;gap:6px;font-size:10px;font-weight:700;display:grid}.controls label span{justify-content:space-between;display:flex}.controls label b{color:var(--orange);font-family:var(--font-mono), monospace}.controls input{border:1px solid var(--ink);background:var(--white);width:100%;height:48px;font:600 18px var(--font-mono), monospace;color:var(--ink);border-radius:0;padding:0 13px}.unit-row{grid-template-columns:1fr 1fr;display:grid}.unit-row button{border:1px solid var(--ink);color:var(--ink);text-transform:uppercase;letter-spacing:.08em;cursor:pointer;background:0 0;font-size:10px}.unit-row button+button{border-left:0}.unit-row button.active{background:var(--ink);color:var(--white)}.form-actions{align-items:center;gap:18px;margin-top:6px;display:flex}.primary-action{background:var(--orange);color:var(--white);text-transform:uppercase;letter-spacing:.1em;cursor:pointer;border:0;flex:1;padding:0 18px;font-weight:800}.primary-action:hover{background:var(--ink)}.primary-action:disabled{opacity:.65;cursor:wait}.text-action{cursor:pointer;background:0 0;border:0;padding:0 4px;text-decoration:underline}.status-line{border-top:1px solid var(--rule);color:var(--muted);font:11px/1.5 var(--font-mono), monospace;align-items:flex-start;gap:10px;margin-top:24px;padding-top:16px;display:flex}.status-line>span{border:1px solid var(--ink);background:var(--cyan);flex:0 0 9px;height:9px;margin-top:3px}.status-line.loading>span{background:var(--acid);animation:.6s steps(2,end) infinite blink}.status-line.error>span{background:var(--orange)}.status-line.copied>span{background:var(--acid)}.instrument{background:var(--dark);min-width:0;color:var(--white)}.readout-strip{border-bottom:1px solid #4b5152;grid-template-columns:1.25fr .65fr 1fr;display:grid}.readout-strip>div{border-right:1px solid #4b5152;flex-direction:column;justify-content:space-between;min-height:124px;padding:24px 28px;display:flex}.readout-strip>div:last-child{border-right:0}.readout-strip span,.inspection-card small{color:#a8b0ad;font:700 10px var(--font-mono), monospace;letter-spacing:.13em}.readout-strip strong{font:400 clamp(32px, 4vw, 58px)/1 var(--font-display), Georgia, serif}.readout-strip small{color:var(--cyan);font:600 12px var(--font-mono), monospace;margin-left:7px}.readout-strip strong.adjusted,.readout-strip strong.exact{font:600 clamp(16px, 2vw, 25px) var(--font-mono), monospace;color:var(--acid)}.readout-strip strong.exact{color:var(--cyan)}.rail-stage{border-bottom:1px solid #4b5152;padding:28px clamp(20px,4vw,52px) 34px}.rail-heading,.ledger-title{color:#a8b0ad;text-transform:uppercase;letter-spacing:.12em;font:700 10px var(--font-mono), monospace;justify-content:space-between;gap:16px;display:flex}.pitch-rail{background-color:var(--dark-2);background-image:linear-gradient(#95f2e514 1px,#0000 1px),linear-gradient(90deg,#95f2e514 1px,#0000 1px);background-size:24px 24px;border:1px solid #6f7676;height:245px;margin:16px 0 24px;position:relative;overflow:hidden}.material-line{background:var(--white);height:10px;box-shadow:0 0 0 1px var(--ink);position:absolute;top:117px;left:0;right:0}.edge-zone{background:repeating-linear-gradient(135deg,#0000 0 8px,#ff4f1957 8px 10px);position:absolute;top:0;bottom:0}.edge-zone.left{border-right:1px solid var(--orange);left:0}.edge-zone.right{border-left:1px solid var(--orange);right:0}.mark{width:44px;height:78px;min-height:78px;color:var(--white);cursor:pointer;background:0 0;border:0;padding:0;position:absolute;top:93px;transform:translate(-50%)}.mark i{background:var(--cyan);width:2px;height:43px;transition:height .12s,background .12s;position:absolute;top:0;left:21px}.mark i:after{content:"";border:2px solid var(--cyan);background:var(--dark);border-radius:50%;width:10px;height:10px;position:absolute;top:20px;left:-4px}.mark em{background:var(--dark);color:var(--cyan);font:normal 9px var(--font-mono), monospace;white-space:nowrap;padding:3px 5px;position:absolute;top:52px;left:50%;transform:translate(-50%)}.mark:hover i,.mark.selected i{background:var(--acid);height:63px}.mark:hover i:after,.mark.selected i:after{border-color:var(--acid);background:var(--orange)}.mark.selected em{color:var(--acid)}.inspection-card{border:1px solid var(--cyan);background:#0b2727;grid-template-columns:auto repeat(3,minmax(90px,1fr)) 1.4fr;align-items:center;gap:20px;padding:18px 20px;display:grid}.crosshair{color:var(--acid);font:30px var(--font-mono), monospace}.inspection-card div{gap:5px;display:grid}.inspection-card strong{color:var(--white);font:600 15px var(--font-mono), monospace}.inspection-card p{color:#b9c5c2;margin:0;font-size:11px;line-height:1.4}.ledger{padding:28px clamp(20px,4vw,52px)}.ledger ol{background:#4b5152;grid-template-columns:repeat(auto-fit,minmax(108px,1fr));gap:1px;margin:16px 0 0;padding:1px;list-style:none;display:grid}.ledger li{background:var(--dark)}.ledger button{width:100%;color:var(--white);text-align:left;cursor:pointer;background:0 0;border:0;grid-template-rows:auto auto;grid-template-columns:1fr auto;gap:5px;padding:12px;display:grid}.ledger button span{color:#7f8986;font:9px var(--font-mono), monospace}.ledger button strong{font:600 15px var(--font-mono), monospace;grid-column:1}.ledger button small{color:var(--cyan);font:9px var(--font-mono), monospace;grid-area:2/2}.ledger li.active{background:var(--orange)}.ledger li.active button span,.ledger li.active button small{color:var(--white)}.handoff{grid-template-columns:1fr auto;align-items:center;gap:30px;padding:26px clamp(20px,4vw,52px) 40px;display:grid}.handoff p{color:#aeb6b3;max-width:72ch;margin:0;font-size:12px;line-height:1.55}.handoff p strong{color:var(--white)}.handoff button{border:1px solid var(--acid);background:var(--acid);color:var(--ink);text-transform:uppercase;letter-spacing:.09em;cursor:pointer;padding:0 22px;font-size:10px;font-weight:800}.handoff button:hover{color:var(--acid);background:0 0}.empty-state{background-image:linear-gradient(#95f2e512 1px,#0000 1px),linear-gradient(90deg,#95f2e512 1px,#0000 1px);background-size:32px 32px;flex-direction:column;justify-content:center;align-items:center;min-height:calc(100vh - 62px);display:flex}.empty-state span{color:var(--orange);font:700 clamp(48px, 8vw, 120px) var(--font-display), Georgia, serif}.empty-state p{color:#a8b0ad}@keyframes blink{50%{opacity:.15}}@media (max-width:900px){.masthead{grid-template-columns:1fr auto}.masthead p{display:none}.workspace{grid-template-columns:1fr}.control-bay{border-right:0;border-bottom:1px solid var(--ink)}h1{font-size:clamp(50px,14vw,82px)}}@media (max-width:600px){.masthead{padding:0 16px}.local-note{display:none}.control-bay{padding:28px 18px}.readout-strip{grid-template-columns:1fr 1fr}.readout-strip>div{min-height:100px;padding:18px}.readout-strip>div:nth-child(2){border-right:0}.readout-strip>div:last-child{border-top:1px solid #4b5152;grid-column:1/-1;min-height:84px}.pitch-rail{height:210px}.material-line{top:100px}.mark{top:76px}.inspection-card{grid-template-columns:auto 1fr 1fr;gap:12px}.inspection-card>div:nth-of-type(3),.inspection-card p{grid-column:2/-1}.handoff{grid-template-columns:1fr}.handoff button{width:100%}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important}}