:root{--ink:#17202a;--muted:#65717d;--line:#d9dee4;--paper:#fff;--soft:#f4f6f8;--brand:#d71920;--brand-dark:#a60f14;--ok:#176b43;--warn:#9a3412;--shadow:0 12px 35px rgba(23,32,42,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--soft);color:var(--ink);font:16px/1.45 system-ui,-apple-system,"Segoe UI",sans-serif}.skip{position:absolute;left:-9999px}.skip:focus{left:1rem;top:1rem;z-index:100;background:#fff;padding:.7rem}.site-header{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:1rem;padding:1rem clamp(1rem,4vw,4rem);background:#15191e;color:#fff}.site-header a{color:#fff}.site-header>label{justify-self:end}.eyebrow{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:#c9d0d7}h1{margin:.1rem 0 0;font-size:clamp(1.45rem,3vw,2.2rem)}main{width:min(1560px,calc(100% - 2rem));margin:1rem auto 3rem}section{margin:1rem 0;padding:clamp(1rem,2vw,1.5rem);background:var(--paper);border:1px solid var(--line);border-radius:12px;box-shadow:0 2px 8px rgba(23,32,42,.04)}h2{margin:0 0 1rem;font-size:1.25rem}.section-heading{display:flex;align-items:baseline;justify-content:space-between;gap:1rem}.controls,.form-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem}.form-grid{grid-template-columns:repeat(2,minmax(0,1fr));margin-bottom:1rem}label{display:grid;gap:.35rem;font-weight:650}input,select,textarea,button{font:inherit}input,select,textarea{width:100%;padding:.65rem .75rem;border:1px solid #aab4bf;border-radius:7px;background:#fff}button{border:0;border-radius:7px;padding:.62rem .85rem;background:var(--brand);color:#fff;font-weight:750;cursor:pointer}button:hover{background:var(--brand-dark)}button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #3b82f6;outline-offset:2px}button:disabled{cursor:not-allowed;opacity:.48}.viewer-toolbar{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:.7rem}.viewer-toolbar button{min-width:2.7rem;background:#303942}.drawing-viewport{position:relative;overflow:hidden;width:100%;height:clamp(420px,68vh,920px);border:1px solid #aab4bf;border-radius:9px;background:#e9edf1;touch-action:none;cursor:grab}.drawing-viewport.dragging{cursor:grabbing}.drawing-stage{position:absolute;left:0;top:0;transform-origin:0 0;will-change:transform;background:white}.drawing-stage img{display:block;width:100%;height:100%;user-select:none;-webkit-user-drag:none}.hotspot{position:absolute;transform:translate(-50%,-50%);display:grid;place-items:center;min-width:26px;min-height:26px;padding:2px 5px;border:2px solid #fff;border-radius:999px;background:rgba(215,25,32,.92);color:#fff;font-size:12px;line-height:1;box-shadow:0 0 0 2px rgba(23,32,42,.48);z-index:3}.hotspot:hover,.hotspot.active{background:#0b69a3;box-shadow:0 0 0 4px rgba(11,105,163,.35);z-index:5}.no-drawing{display:grid;place-items:center;width:100%;height:100%;padding:2rem;color:var(--muted);text-align:center}.scope-note{color:var(--muted)}.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:8px}table{width:100%;border-collapse:collapse;min-width:830px}th,td{padding:.62rem .7rem;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{position:sticky;top:0;background:#eef1f4;z-index:1}tbody tr{cursor:pointer}tbody tr:hover{background:#f1f7fb}tbody tr.highlight{background:#dbeeff;box-shadow:inset 5px 0 #0b69a3}tbody tr.blocked{background:#fff5f2;color:#6d2b16}.badge{display:inline-block;padding:.18rem .45rem;border-radius:999px;background:#e3f3eb;color:var(--ok);font-size:.78rem;font-weight:750}.badge.warn{background:#ffdfd3;color:var(--warn)}.basket-row{display:grid;grid-template-columns:1fr 90px auto;gap:.6rem;align-items:center;padding:.6rem 0;border-bottom:1px solid var(--line)}.basket-row input{min-width:0}.check{display:flex;grid-template-columns:auto 1fr;align-items:center;margin:1rem 0}.check input{width:auto}.success,.warning{margin-top:1rem;padding:1rem;border-radius:8px;white-space:pre-wrap;overflow:auto}.success{background:#e9f7ef;color:#145c38}.warning{background:#fff1eb;color:#7c2d12}.copy-button{margin-top:.8rem;background:#303942}footer{padding:2rem;text-align:center;color:var(--muted)}
@media(max-width:900px){.site-header{grid-template-columns:1fr auto}.site-header .back{grid-column:1/-1}.controls{grid-template-columns:repeat(2,minmax(0,1fr))}.drawing-viewport{height:62vh}}
@media(max-width:600px){main{width:min(100% - 1rem,1560px)}section{padding:.8rem}.site-header{padding:.8rem}.controls,.form-grid{grid-template-columns:1fr}.drawing-viewport{height:56vh}.viewer-toolbar button{flex:1}.basket-row{grid-template-columns:1fr 72px}.basket-row button{grid-column:1/-1}.hotspot{min-width:30px;min-height:30px;font-size:11px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.drawing-stage{will-change:auto}}