@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Noto+Sans+SC:wght@400;500;600;700&display=swap');
:root{font-family:'DM Sans','Noto Sans SC',system-ui,sans-serif;color:#e8ecee;background:#0c1119;font-synthesis:none}
*{box-sizing:border-box}body{margin:0;min-width:320px}button,input{font:inherit}button{cursor:pointer}.app{max-width:1600px;margin:auto;min-height:100vh;padding:0 32px}.masthead{height:98px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #26303a}.identity{display:flex;gap:17px;align-items:center}.mark{width:46px;height:46px;border:1px solid #80504a;border-radius:50%;display:grid;place-items:center;font-size:30px;color:#b15c4c;line-height:1}.eyebrow,.section-kicker{color:#c46e5e;font-size:12px;letter-spacing:.18em;font-weight:700}.identity h1{font-size:25px;line-height:1.2;letter-spacing:.03em;margin:4px 0 0;font-weight:600}.header-note{font-size:13px;color:#9ca9b3;display:flex;align-items:center;gap:9px}.status-dot{width:7px;height:7px;background:#b96554;border-radius:50%;box-shadow:0 0 0 4px #b9655422}.header-sep{color:#53606b;margin:0 5px}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 344px;gap:24px;padding-top:24px}.viewer,.sidebar{border:1px solid #27313a;background:#121922;border-radius:16px;overflow:hidden}.viewer{display:flex;flex-direction:column;min-width:0}.viewer-head{min-height:100px;padding:24px 30px 20px;display:flex;justify-content:space-between;align-items:center;gap:14px}.viewer-head h2,.side-intro h2{font-size:21px;line-height:1.35;font-weight:600;margin:9px 0 0}.view-badge{font-size:12px;color:#adbac2;border:1px solid #38434b;border-radius:30px;padding:8px 12px;white-space:nowrap}.canvas-wrap{height:min(61vh,650px);min-height:440px;position:relative;overflow:hidden;background:radial-gradient(ellipse 65% 55% at 50% 45%,#243039 0%,#151d26 63%,#0d141c 100%);touch-action:none;cursor:grab}.canvas-wrap:active{cursor:grabbing}#stadium{display:block;width:100%;height:100%}.canvas-grain{pointer-events:none;position:absolute;inset:0;background-image:linear-gradient(#ffffff06 1px,transparent 1px),linear-gradient(90deg,#ffffff06 1px,transparent 1px);background-size:46px 46px;mask-image:radial-gradient(ellipse,#000 20%,transparent 80%)}.orientation{position:absolute;top:24px;right:26px;border:1px solid #52616c8c;width:50px;height:50px;border-radius:50%;display:flex;flex-direction:column;justify-content:center;align-items:center;color:#d6dfe3;background:#121c2599}.orientation span{font-size:15px;font-weight:700;line-height:1}.orientation small{font-size:9px;letter-spacing:.08em;color:#8c9aa4;margin-top:2px}.canvas-hint{position:absolute;left:28px;bottom:24px;color:#c3ced2;font-size:12px;background:#101820cc;border:1px solid #33414a;border-radius:50px;padding:10px 14px;backdrop-filter:blur(8px)}.canvas-hint span{color:#7c8b95;padding:0 4px}.scale-label{position:absolute;right:26px;bottom:26px;color:#82929c;font-size:11px;letter-spacing:.04em}.viewer-bottom{min-height:76px;padding:15px 20px;display:flex;justify-content:space-between;gap:12px;align-items:center}.view-presets,.view-actions{display:flex;gap:7px;align-items:center}.preset,.icon-button{background:#1a232d;color:#aebbc3;border:1px solid #35414c;border-radius:9px;min-height:40px;padding:0 16px;font-size:13px}.preset:hover,.icon-button:hover{border-color:#7d8b94;color:#fff}.preset.active{background:#6f3c36;border-color:#aa6154;color:#fff}.icon-button{min-width:40px;padding:0 10px;font-size:21px;line-height:1}.icon-button.wide{font-size:13px;padding:0 14px}.icon-button.active{color:#fff;background:#6f3c36;border-color:#aa6154}.sidebar{display:flex;flex-direction:column}.side-intro{padding:27px 25px 21px}.side-intro p{font-size:13px;line-height:1.75;color:#9eabb4;margin:12px 0 0}.layer-list{padding:0 15px}.layer{min-height:74px;display:flex;align-items:center;gap:12px;padding:11px 10px;border-top:1px solid #26323c;cursor:pointer}.layer input{position:absolute;opacity:0;width:1px;height:1px}.layer:focus-within{outline:2px solid #b77866;outline-offset:-2px;border-radius:7px}.swatch{flex:none;width:30px;height:30px;border-radius:8px;border:1px solid #ffffff26}.swatch.steel{background:linear-gradient(135deg,#485863 0 45%,#c3cdd0 48% 55%,#485863 58%)}.swatch.roof{background:linear-gradient(150deg,#83939a,#434f59)}.swatch.seats{background:linear-gradient(135deg,#bd6555,#632f2d)}.swatch.field{background:linear-gradient(135deg,#3e855c,#214d3b)}.swatch.base{background:linear-gradient(135deg,#717a80,#303c44)}.layer-copy{display:flex;flex-direction:column;gap:4px;min-width:0;flex:1}.layer-copy strong,.xray-row strong{font-size:14px;font-weight:600;color:#e3e9eb}.layer-copy small,.xray-row small{font-size:11px;color:#8f9da7;line-height:1.4}.layer-toggle{width:31px;height:19px;border-radius:20px;background:#3e4d57;position:relative;flex:none;transition:background .2s}.layer-toggle:before{content:'';position:absolute;top:3px;left:3px;width:13px;height:13px;border-radius:50%;background:#c6d0d3;transition:transform .2s}.layer input:checked~.layer-toggle{background:#aa5b4f}.layer input:checked~.layer-toggle:before{transform:translateX(12px);background:#fff}.layer:has(input:not(:checked)) .swatch,.layer:has(input:not(:checked)) .layer-copy{opacity:.46}.xray-row{border-top:1px solid #2b3640;margin:13px 25px 0;padding:21px 0;display:flex;align-items:center;justify-content:space-between;gap:12px}.xray-row>div{display:flex;flex-direction:column;gap:5px}.switch{width:43px;height:25px;flex:none;position:relative;cursor:pointer}.switch input{position:absolute;opacity:0}.switch span{display:block;width:43px;height:25px;border-radius:20px;background:#3e4d57;transition:background .2s}.switch span:before{content:'';position:absolute;top:4px;left:4px;width:17px;height:17px;border-radius:50%;background:#d3dcdf;transition:transform .2s}.switch input:checked+span{background:#aa5b4f}.switch input:checked+span:before{transform:translateX(18px);background:white}.switch:focus-within{outline:2px solid #b77866;outline-offset:3px;border-radius:20px}.side-foot{margin-top:auto;padding:20px 25px 24px;background:#17202a;border-top:1px solid #2c3842}.side-foot span{color:#b4c0c8;font-size:12px;font-weight:600}.side-foot p{font-size:12px;color:#8e9da8;margin:7px 0 0;line-height:1.5}footer{padding:20px 2px 30px;color:#63727d;font-size:11px;letter-spacing:.03em}footer span{padding:0 7px}@media(max-width:1000px){.workspace{grid-template-columns:minmax(0,1fr)}.sidebar{display:grid;grid-template-columns:1fr 1.3fr}.side-intro{padding:25px}.layer-list{grid-row:span 2;padding:0 15px}.xray-row{align-self:end}.side-foot{display:none}.canvas-wrap{height:56vh}}@media(max-width:650px){.app{padding:0 14px}.masthead{height:78px}.identity{gap:10px}.mark{width:37px;height:37px;font-size:24px}.identity h1{font-size:20px}.eyebrow{font-size:10px}.header-note{display:none}.workspace{padding-top:14px;gap:14px}.viewer-head{padding:18px;min-height:84px}.viewer-head h2{font-size:17px}.view-badge{font-size:10px;padding:6px 9px}.canvas-wrap{height:54vh;min-height:360px}.canvas-hint{bottom:14px;left:14px;font-size:10px;padding:8px 10px}.scale-label{display:none}.orientation{top:14px;right:14px;width:42px;height:42px}.viewer-bottom{padding:11px;flex-wrap:wrap;justify-content:center}.preset{padding:0 13px}.sidebar{display:flex}.side-intro{padding:22px 20px 15px}.layer-list{padding:0 10px}.layer{min-height:64px}.xray-row{margin:8px 20px 0;padding:18px 0}.side-foot{display:block;padding:17px 20px}.side-intro h2{font-size:19px}footer{padding:17px 2px 25px}}