@import "https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Manrope:wght@400;500;600;700;800&display=swap";:root{--ink:#101417;--muted:#667076;--line:#d9e0df;--paper:#f3f5f2;--card:#fbfcfa;--lime:#c7f25b;--orange:#ff775f;--dark:#172023}*{box-sizing:border-box}body{background:var(--paper);color:var(--ink);margin:0;font-family:Manrope,system-ui,sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer}.topbar{border-bottom:1px solid var(--line);background:#f8faf7;justify-content:space-between;align-items:center;height:68px;padding:0 34px;display:flex}.brand{letter-spacing:-.04em;align-items:center;gap:12px;font-weight:800;display:flex}.brand-mark{background:var(--ink);width:28px;height:28px;color:var(--lime);border-radius:50% 50% 50% 8px;place-items:center;font-size:14px;display:grid}.top-meta{color:var(--muted);align-items:center;gap:20px;font-size:12px;display:flex}.top-meta a{color:var(--ink);font-weight:700;text-decoration:none}.layout{grid-template-columns:minmax(0,1.15fr) minmax(420px,.85fr);min-height:calc(100vh - 68px);display:grid}.stage{background:#182024;min-height:calc(100vh - 68px);position:sticky;top:0;overflow:hidden}.stage:before{content:"";background:radial-gradient(at 47% 40%,#c5f25b29,#0000 28%),radial-gradient(at 85% 10%,#ff775f2e,#0000 30%),linear-gradient(145deg,#263238,#111719 68%);position:absolute;inset:0}.stage:after{content:"";opacity:.16;background-image:linear-gradient(#ffffff14 1px,#0000 1px),linear-gradient(90deg,#ffffff14 1px,#0000 1px);background-size:44px 44px;position:absolute;inset:0;mask-image:linear-gradient(#0000,#000 35%,#0000)}.stage-head,.stage-foot{z-index:3;justify-content:space-between;align-items:center;display:flex;position:absolute;left:32px;right:32px}.stage-head{color:#d9e3df;top:28px}.eyebrow{letter-spacing:.16em;text-transform:uppercase;font-family:DM Mono,monospace;font-size:10px}.stage-head .eyebrow{color:var(--lime)}.stage-title{letter-spacing:-.07em;color:#f7faf5;max-width:460px;margin:15px 0 0;font-size:clamp(32px,4vw,64px);font-weight:800;line-height:.96}.stage-title em{color:var(--lime);font-style:normal}.stage-foot{color:#b4c2bd;align-items:end;bottom:24px}.stage-foot .stat{flex-direction:column;gap:4px;display:flex}.stage-foot b{color:#fff;letter-spacing:-.05em;font-size:24px}.stage-foot span{text-transform:uppercase;letter-spacing:.12em;font-size:10px}.viewer-shell{z-index:2;place-items:center;display:grid;position:absolute;inset:90px 5% 80px}.viewer-shell model-viewer{--poster-color:transparent;filter:saturate(1.15)contrast(1.05);width:100%;height:100%}.model-glow{filter:blur(28px);background:#00000080;border-radius:50%;width:46%;height:14%;position:absolute;bottom:8%;left:27%}.view-tools{z-index:4;gap:8px;display:flex;position:absolute;bottom:90px;left:32px}.view-tools button{color:#eff5ef;backdrop-filter:blur(10px);background:#0d1214a6;border:1px solid #fff3;border-radius:99px;padding:9px 14px;font-size:11px}.view-tools button.active,.view-tools button:hover{background:var(--lime);color:var(--ink);border-color:var(--lime)}.panel{width:100%;max-width:760px;margin:0 auto;padding:30px 34px 48px}.panel-top{justify-content:space-between;align-items:start;margin-bottom:26px;display:flex}.kicker{text-transform:uppercase;letter-spacing:.13em;color:#738078;font-family:DM Mono,monospace;font-size:10px}.panel h1{letter-spacing:-.07em;margin:7px 0 0;font-size:32px;line-height:1}.badge{border:1px solid var(--line);color:#597063;background:#eef4e7;border-radius:99px;padding:8px 11px;font-size:10px}.steps{grid-template-columns:repeat(4,1fr);gap:6px;margin-bottom:26px;display:grid}.step{background:#dce3dd;border-radius:4px;height:4px}.step.on{background:var(--ink)}.section{background:var(--card);border:1px solid var(--line);border-radius:18px;margin-bottom:14px;padding:20px;box-shadow:0 10px 30px #141e1908}.section-head{justify-content:space-between;align-items:center;margin-bottom:16px;display:flex}.section h2{letter-spacing:-.02em;margin:0;font-size:14px}.section-head small{color:#89958f;font-family:DM Mono,monospace;font-size:10px}.grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.field{flex-direction:column;gap:7px;display:flex}.field.full{grid-column:1/-1}.field label{color:#68746e;justify-content:space-between;font-size:11px;font-weight:700;display:flex}.field label span{color:#98a39e;font-family:DM Mono,monospace;font-weight:400}.field input,.field select,.field textarea{width:100%;color:var(--ink);background:#fff;border:1px solid #dce2dd;border-radius:10px;outline:none;padding:11px 12px}.field input:focus,.field select:focus,.field textarea:focus{border-color:#829788;box-shadow:0 0 0 3px #c7f25b40}.field textarea{resize:vertical;min-height:74px}.unit-input{grid-template-columns:1fr 62px;gap:6px;display:grid}.unit{color:#7b8780;background:#f3f6f2;border:1px solid #dce2dd;border-radius:10px;place-items:center;font-family:DM Mono,monospace;font-size:11px;display:grid}.hint{color:#8a9690;font-size:10px;line-height:1.5}.choice-row{flex-wrap:wrap;gap:7px;display:flex}.choice{position:relative}.choice input{opacity:0;position:absolute}.choice label{cursor:pointer;color:#53615a;background:#fff;border:1px solid #dce2dd;border-radius:9px;padding:9px 12px;font-size:11px;display:block}.choice input:checked+label{color:#253217;background:#eef8d7;border-color:#a2c747;font-weight:700}.swatches{flex-wrap:wrap;gap:9px;display:flex}.swatch{cursor:pointer;border:3px solid #fff;border-radius:50%;width:31px;height:31px;box-shadow:0 0 0 1px #d4ddd7}.swatch.active{box-shadow:0 0 0 2px var(--ink)}.range{accent-color:#8dab37;width:100%}.range-row{grid-template-columns:1fr 76px;align-items:center;gap:12px;display:grid}.range-value{border:1px solid var(--line);text-align:center;background:#fff;border-radius:8px;padding:8px;font-family:DM Mono,monospace;font-size:12px}.validation{color:#5d6d5f;background:#f2f6ef;border-radius:10px;align-items:flex-start;gap:10px;margin-top:12px;padding:11px 12px;font-size:11px;display:flex}.validation.warn{color:#a45043;background:#fff1ed}.dot{background:#8db735;border-radius:50%;flex:none;width:7px;height:7px;margin-top:4px}.warn .dot{background:var(--orange)}.summary{background:var(--dark);color:#f7faf5;border-radius:18px;padding:20px}.summary h2{margin:0 0 16px;font-size:14px}.summary-grid{grid-template-columns:repeat(3,1fr);gap:12px;display:grid}.summary-item{border-top:1px solid #ffffff24;padding-top:9px}.summary-item span{color:#93a39d;margin-bottom:4px;font-size:10px;display:block}.summary-item b{font-family:DM Mono,monospace;font-size:13px;font-weight:500}.actions{gap:10px;margin-top:14px;display:flex}.btn{border:0;border-radius:10px;padding:13px 15px;font-size:12px;font-weight:800}.btn.primary{background:var(--lime);color:var(--ink);flex:1}.btn.ghost{color:#2b3931;background:#e5ebe5}.notice{color:#89948e;margin-top:11px;font-size:10px;line-height:1.55}.toast{z-index:20;background:var(--ink);color:#fff;opacity:0;pointer-events:none;border-radius:10px;padding:13px 16px;font-size:12px;transition:all .25s;position:fixed;bottom:22px;right:22px;transform:translateY(10px)}.toast.show{opacity:1;transform:translateY(0)}@media (width<=980px){.layout{grid-template-columns:1fr}.stage{min-height:620px;position:relative}.panel{max-width:none}.viewer-shell{inset:100px 4% 80px}.stage-title{font-size:42px}}@media (width<=600px){.topbar{height:58px;padding:0 16px}.top-meta span{display:none}.stage{min-height:520px}.stage-head,.stage-foot{left:18px;right:18px}.stage-head{top:20px}.stage-title{font-size:35px}.view-tools{max-width:calc(100% - 36px);bottom:76px;left:18px;overflow:auto}.view-tools button{white-space:nowrap}.panel{padding:24px 16px 36px}.panel h1{font-size:28px}.grid{grid-template-columns:1fr}.field.full{grid-column:auto}.summary-grid{grid-template-columns:repeat(2,1fr)}.badge{display:none}}