:root{color-scheme:dark;--bg:#0b1318;--panel:#121f27;--ink:#eaf3ef;--muted:#a6b9bc;--line:#2b3f48;--mint:#88ecc6;--blue:#80bbf6;--gold:#f5cf78}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.6 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.wrap{max-width:1220px;margin:auto;padding:0 28px}a{color:var(--mint);text-underline-offset:4px}header{display:flex;justify-content:space-between;gap:24px;padding:28px 0;border-bottom:1px solid var(--line)}.brand{font-weight:800;letter-spacing:.13em;text-decoration:none}nav{display:flex;gap:25px;font-size:13px}.hero{padding:48px 0 30px;max-width:900px}.eyebrow,.number{font-size:11px;letter-spacing:.17em;font-weight:700;color:var(--mint)}h1{font-size:clamp(35px,4.7vw,62px);letter-spacing:-.04em;line-height:1.07;margin:17px 0 20px}h1 em{font-style:normal;color:var(--mint)}.hero>p:last-child{max-width:650px;color:var(--muted);font-size:17px}.studio{border:1px solid var(--line);border-radius:18px;background:var(--panel);padding:22px}.studio-top{display:flex;justify-content:space-between;align-items:center;gap:16px}h2{font-size:21px;line-height:1.3;margin:0 0 12px}.tag{font-size:11px;color:var(--muted);padding:5px 10px;border:1px solid var(--line);border-radius:20px}.controls{display:flex;flex-wrap:wrap;gap:12px;margin:12px 0}label{font-size:12px;color:var(--muted);display:grid;gap:5px;flex:1;min-width:135px}select,button{font:inherit;color:var(--ink);background:#192c35;border:1px solid #3c535b;border-radius:8px;padding:9px 12px}select{font-size:14px;width:100%}button{cursor:pointer}button:hover:not(:disabled){border-color:var(--mint)}button:disabled{opacity:.4;cursor:default}.actions{display:flex;flex-wrap:wrap;gap:9px;margin-top:15px}.actions button{font-size:13px;min-height:44px}.primary{background:var(--mint);color:#0b241d;font-weight:750;border-color:var(--mint)}#status{min-height:26px;font-size:13px;color:var(--muted);margin:13px 0}.panels{display:grid;grid-template-columns:1fr 1fr;gap:18px}.panel{padding:16px;border:1px solid var(--line);border-radius:12px;background:#0e1920;min-width:0}.panel-title{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:12px}.panel-title h3{margin:0;color:var(--blue)}.astar .panel-title h3{color:var(--mint)}.panel-title span{font-size:11px;color:var(--muted)}.grid{display:grid;gap:3px;max-width:420px;margin:auto;touch-action:none}.cell{aspect-ratio:1;min-width:0;padding:0;border:1px solid #2d434d;border-radius:4px;background:#192c35;font-size:clamp(10px,1.3vw,20px);font-weight:700;line-height:1;position:relative;touch-action:none}.cell.wall{background:#050a0d;color:#789096}.cell.terrain{background:#3b3221;color:var(--gold)}.cell.visited{background:#294863;border-color:#4a789c}.astar .cell.visited:not(.path):not(.start):not(.goal){background:#214c43;border-color:#4b907a}.cell.path{background:var(--gold);color:#342811;border-color:var(--gold)}.cell.start{background:var(--mint);color:#10281e}.cell.goal{background:#c7b2f9;color:#241539}.cell:focus-visible,button:focus-visible,select:focus-visible,a:focus-visible{outline:3px solid #fff;outline-offset:3px;z-index:2}.metrics{display:flex;justify-content:space-between;gap:8px;margin-top:16px;font-size:11px;color:var(--muted)}.metrics b{display:block;color:var(--ink);font-size:22px;line-height:1.4}.legend{display:flex;flex-wrap:wrap;gap:14px;font-size:11px;color:var(--muted);margin-top:18px}.legend span{display:flex;align-items:center;gap:5px}.key{display:inline-flex;justify-content:center;align-items:center;width:21px;height:21px;border-radius:3px;font-style:normal;background:#294863;color:#fff}.key.start{background:var(--mint);color:#10281e}.key.goal{background:#c7b2f9;color:#241539}.key.wall{background:#050a0d}.key.terrain{background:#3b3221;color:var(--gold)}.key.path{background:var(--gold);color:#342811}.hint{color:var(--muted);font-size:12px;max-width:770px;margin-bottom:0}.notes{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin:38px 0}.notes h2{font-size:20px;margin-top:10px}.notes p{font-size:13px;color:var(--muted)}details{border:1px solid var(--line);border-radius:10px;padding:14px 18px}summary{cursor:pointer;color:var(--mint)}details p{font-size:14px;color:var(--muted)}footer{padding:28px 0 32px;font-size:11px;color:var(--muted)}footer a{font-size:12px}@media(max-width:640px){.wrap{padding:0 14px}header{padding:20px 0;gap:12px}.brand{font-size:11px;letter-spacing:.05em}nav{gap:12px;font-size:10px}.hero{padding:30px 0 20px}.hero>p:last-child{font-size:14px}.studio{padding:14px}.studio-top{align-items:start;flex-direction:column;gap:2px}.studio-top h2{font-size:18px}.controls{gap:10px}label{min-width:calc(50% - 10px);flex-basis:40%}.panels{grid-template-columns:1fr;gap:14px}.panel{padding:12px}.cell{font-size:16px}.notes{grid-template-columns:1fr;gap:16px;margin:25px 0}.notes p{margin-bottom:0}h1{font-size:36px}.actions{gap:7px}.actions button{font-size:12px;padding:8px 10px}.tag{font-size:10px}.metrics b{font-size:20px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto}}
.map-export{margin-top:18px}.map-export p{font-size:13px;color:var(--muted)}.map-export textarea{display:block;width:100%;margin-top:8px;padding:12px;background:#0b1318;color:var(--ink);border:1px solid #3c535b;border-radius:8px;font:14px/1.5 ui-monospace,monospace;resize:vertical}.map-export textarea:focus{outline:2px solid var(--mint);outline-offset:3px}