:root{--bg: #0c0f12;--grid: #1a2026;--grid-strong: #232b33;--node: #8892a0;--node-visited: #8892a0;--ingress: #d39a3a;--target: #4ec5b3;--trap-trigger: #6f9a6c;--trap-target: #b9a85a;--edge: #4a5560;--edge-degrading: #4a5560;--trace: #f0a64b;--trace-locked: #f4b86a;--bot-edge: #d05050;--bot-grid: #d05050;--text: #cdd3d9;--text-dim: #6b7480;--hud-bg: rgba(10, 13, 16, .85);--overlay-bg: rgba(8, 10, 13, .92);--accent: #d39a3a}*{box-sizing:border-box}html,body{margin:0;padding:0;width:100%;height:100%;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,sans-serif;overflow:hidden;user-select:none;-webkit-user-select:none;touch-action:none}#app{position:fixed;top:0;right:0;bottom:0;left:0;display:grid;grid-template-rows:auto 1fr auto;grid-template-columns:1fr}.editor-body #app{grid-template-columns:minmax(0,1fr) clamp(210px,24vw,320px);grid-template-rows:auto 1fr}.editor-body .hud{grid-column:1 / span 2}#editor-canvas{grid-column:1;grid-row:2}#spectrum-scope{grid-column:1;grid-row:2;min-width:0;min-height:0}.editor-side{grid-column:2;grid-row:2}.hud{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:6px 14px;padding:10px 18px;background:var(--hud-bg);border-bottom:1px solid var(--grid-strong);font-size:12px;letter-spacing:.12em;text-transform:uppercase}.hud-label{color:var(--text-dim);margin-right:8px}.hud-right{color:var(--accent);display:inline-flex;align-items:baseline;gap:14px}.hud-time{color:var(--text);font-variant-numeric:tabular-nums}.hud-time:empty{display:none}canvas{display:block;width:100%;height:100%;min-width:0;min-height:0;background:var(--bg);touch-action:none}.footer{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:4px 16px;padding:8px 18px;border-top:1px solid var(--grid-strong);font-size:11px;letter-spacing:.08em;color:var(--text-dim)}.footer a{color:var(--text-dim);text-decoration:none;border-bottom:1px dotted var(--text-dim);white-space:nowrap}.footer a:hover{color:var(--text)}.footer-right{display:flex;align-items:center;flex-wrap:wrap;gap:6px 12px}.footer-home{color:var(--accent)!important;border-bottom-color:var(--accent)!important;letter-spacing:.06em}.footer-home:hover{color:var(--text)!important}.footer-btn{background:transparent;color:var(--text-dim);border:1px solid var(--grid-strong);padding:3px 10px;font-family:inherit;font-size:10px;letter-spacing:.14em;text-transform:uppercase;cursor:pointer}.footer-btn:hover{color:var(--accent);border-color:var(--accent)}.sound-controls{display:flex;align-items:center;gap:8px}.sound-controls-label{color:var(--text-dim);letter-spacing:.12em;font-size:10px;text-transform:uppercase}.sound-controls button{background:transparent;color:var(--text-dim);border:1px solid var(--grid-strong);padding:3px 8px;font-family:inherit;font-size:10px;letter-spacing:.14em;text-transform:uppercase;cursor:pointer}.sound-controls button:hover{color:var(--accent);border-color:var(--accent)}.sound-controls input[type=range]{width:80px;accent-color:var(--accent);background:transparent}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--overlay-bg);display:flex;align-items:center;justify-content:center;z-index:10}.overlay.hidden{display:none}.overlay-inner{text-align:center;padding:32px 40px;border:1px solid var(--grid-strong);background:var(--bg);min-width:320px}.overlay h1{margin:0 0 8px;font-size:22px;letter-spacing:.22em;color:var(--accent);text-transform:uppercase}.overlay p{margin:0 0 18px;color:var(--text-dim);font-size:13px}.overlay-buttons{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}.overlay button,.scene-buttons button{background:transparent;color:var(--accent);border:1px solid var(--accent);padding:10px 22px;font-family:inherit;letter-spacing:.2em;font-size:12px;text-transform:uppercase;cursor:pointer}.overlay button:hover,.scene-buttons button:hover{background:#d39a3a1f}.overlay-help{display:block;text-align:left;margin:0 auto 4px;max-width:46ch;line-height:1.6}.overlay-help .help-row{display:block;color:var(--text)}.overlay-help .help-keys{display:block;margin-top:10px;color:var(--text-dim);font-size:11px;letter-spacing:.06em}.overlay-help .help-keys b{color:var(--accent);font-weight:600}.overlay-progress{display:block;margin:2px auto 0;color:var(--target);letter-spacing:.1em;font-size:12px;font-variant-numeric:tabular-nums}.overlay-help .help-newbest{color:var(--accent);letter-spacing:.18em;font-size:13px;margin-top:8px}.scene-layer{position:fixed;top:0;right:0;bottom:0;left:0;z-index:8;display:flex;flex-direction:column;background:var(--bg)}.scene-frame{flex:1;min-height:0;width:100%;border:0;background:var(--bg)}.scene-buttons{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;padding:16px;background:var(--hud-bg);border-top:1px solid var(--grid-strong)}.spectrum-layer{position:fixed;top:0;right:0;bottom:0;left:0;z-index:8;display:flex;flex-direction:row;background:var(--bg)}.spectrum-main{flex:1;min-width:0;display:flex;flex-direction:column}.spectrum-scope{flex:1;min-height:0;width:100%;display:block}.spectrum-bar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;padding:10px 18px;background:var(--hud-bg);border-top:1px solid var(--grid-strong)}.spectrum-channels{width:clamp(340px,38vw,620px);overflow-y:auto;padding:12px 16px;background:var(--hud-bg);border-left:1px solid var(--grid-strong)}.spectrum-status{color:var(--text-dim);letter-spacing:.14em;font-size:12px;text-transform:uppercase}.spectrum-status.is-solved{color:var(--target)}.spectrum-channel{padding:8px 0;border-top:1px solid var(--grid-strong)}.spectrum-channel:first-child{border-top:0}.spectrum-ch-head{color:var(--accent);font-size:12px;letter-spacing:.12em;margin-bottom:4px}.spectrum-ctl{margin-bottom:8px}.spectrum-ctl:last-child{margin-bottom:0}.spectrum-ctl-row{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:3px}.spectrum-ctl-label{color:var(--text-dim);letter-spacing:.14em;font-size:10px;text-transform:uppercase}.spectrum-ch-label{color:var(--accent);font-size:12px;letter-spacing:.1em}.spectrum-val{color:var(--text);font-size:12px;text-align:right;font-variant-numeric:tabular-nums}.spectrum-slider{width:100%;accent-color:var(--accent);height:24px}.spectrum-buttons{display:flex;gap:10px;flex-shrink:0}.spectrum-buttons button{background:transparent;color:var(--accent);border:1px solid var(--accent);padding:10px 22px;font-family:inherit;letter-spacing:.2em;font-size:12px;text-transform:uppercase;cursor:pointer}.spectrum-buttons button:hover{background:#d39a3a1f}.spectrum-continue{color:var(--target)!important;border-color:var(--target)!important}.spectrum-continue:hover{background:#4ec5b31f!important}@media (max-width: 720px){.spectrum-layer{flex-direction:column}.spectrum-channels{width:auto;max-height:42%;border-left:none;border-top:1px solid var(--grid-strong)}.spectrum-bar{padding:8px 12px;gap:8px}.spectrum-buttons{flex:1 1 100%;justify-content:center}}.editor-side{background:#0f1316;border-left:1px solid var(--grid-strong);padding:12px;overflow-y:auto;font-size:12px;display:flex;flex-direction:column;gap:8px}.editor-side .row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.editor-side label{display:flex;flex-direction:column;gap:4px;flex:1 1 120px;color:var(--text-dim);letter-spacing:.06em;text-transform:uppercase;font-size:10px}.editor-side input,.editor-side select,.editor-side textarea,.editor-side button{background:#161b1f;border:1px solid var(--grid-strong);color:var(--text);padding:6px 8px;font-family:inherit;font-size:12px}.editor-side button{cursor:pointer}.editor-side button:hover:not(:disabled){border-color:var(--accent);color:var(--accent)}.editor-side button:disabled{opacity:.4;cursor:default}.editor-side textarea{min-height:110px;font-family:ui-monospace,Cascadia Code,Consolas,monospace;font-size:11px;resize:vertical}.editor-tool-label{color:var(--text-dim);margin-right:6px}.hint{color:var(--text-dim);font-size:11px;line-height:1.4}.hud-nav{color:var(--text-dim);text-decoration:none;border-bottom:1px dotted var(--text-dim);margin-left:14px;font-size:11px}.hud-nav:hover{color:var(--accent);border-color:var(--accent)}.footer-nav{display:flex;gap:16px}.footer-nav[hidden]{display:none}.editor-section-label{color:var(--text-dim);letter-spacing:.14em;font-size:10px;border-top:1px solid var(--grid-strong);padding-top:10px;width:100%}.library-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px}.library-list li{display:flex;align-items:center;gap:6px;background:#161b1f;border:1px solid var(--grid-strong);padding:4px 6px}.library-list .library-name{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.library-list button{padding:3px 6px;font-size:11px}.library-list .library-name input{width:64px;margin-left:4px}#bot-submode-row button.active{border-color:var(--accent);color:var(--accent);background:#d39a3a1f}.campaign-main{display:flex;flex-wrap:wrap;gap:16px;padding:16px;overflow:auto}.campaign-panel{flex:1 1 260px;background:#0f1316;border:1px solid var(--grid-strong);padding:14px;display:flex;flex-direction:column;gap:8px;min-width:260px}.campaign-panel h2{margin:0;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent)}.campaign-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}.campaign-list li{display:flex;align-items:center;gap:8px;background:#161b1f;border:1px solid var(--grid-strong);padding:6px 8px;font-size:12px}.campaign-entry-title{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.campaign-empty{color:var(--text-dim);border-style:dashed}.campaign-badge{font-size:9px;letter-spacing:.1em;padding:2px 5px;border:1px solid var(--grid-strong);color:var(--text-dim)}.campaign-badge-level{color:var(--target);border-color:var(--target)}.campaign-badge-scene{color:var(--ingress);border-color:var(--ingress)}.campaign-badge-minigame{color:var(--text-dim)}.campaign-badge-spectrumLock{color:#b08cd9;border-color:#b08cd9}.campaign-badge-orphan{color:#e0703a;border-color:#e0703a}.campaign-branch-toggle{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--text-dim);margin-bottom:6px}.campaign-requires{display:flex;align-items:center;flex-wrap:wrap;gap:6px;font-size:11px;color:var(--text-dim);margin:0 0 8px 18px}.campaign-requires-inputs{display:inline-flex;gap:8px;align-items:center}.campaign-requires-field{display:inline-flex;align-items:center;gap:4px}.campaign-requires-field input{width:3.4rem}.campaign-scene-li{flex-direction:column;align-items:stretch}.campaign-entry-row{display:flex;align-items:center;gap:8px}.campaign-branches{display:flex;flex-direction:column;gap:4px;margin-top:6px;padding:6px 0 2px 28px;border-top:1px solid var(--grid-strong)}.campaign-branch-row{display:flex;align-items:center;gap:6px}.campaign-branch-row input,.campaign-branch-row select{flex:1;min-width:0;background:#0c0f12;border:1px solid var(--grid-strong);color:var(--text);padding:4px 6px;font-family:inherit;font-size:12px}.campaign-branch-arrow{color:var(--text-dim)}.campaign-branch-add{align-self:flex-start}.campaign-branch-note{color:var(--text-dim);font-size:11px}.campaign-scene-file{display:flex;align-items:center;flex-wrap:wrap;gap:6px 8px;margin-top:6px;padding-left:28px}.campaign-scene-file-label{color:var(--text-dim);letter-spacing:.1em;font-size:10px}.campaign-scene-file-name{flex:1;min-width:80px;font-family:ui-monospace,Cascadia 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#app{grid-template-columns:1fr;grid-template-rows:auto minmax(160px,38vh) 1fr}.editor-body .hud{grid-column:1}#editor-canvas,#spectrum-scope{grid-column:1;grid-row:2}.editor-side{grid-column:1;grid-row:3;border-left:none;border-top:1px solid var(--grid-strong)}}.spectrum-comp{border:1px solid var(--grid-strong);border-radius:4px;padding:8px 10px;margin-bottom:8px}.spectrum-comp-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}.spectrum-comp-grid{display:grid;grid-template-columns:1fr 1fr;gap:6px 10px}.spectrum-field{display:flex;flex-direction:column;gap:2px;font-size:11px;color:var(--text-dim)}.spectrum-field-label{letter-spacing:.08em;text-transform:uppercase;font-size:10px}.spectrum-field input{width:100%}.is-error{color:var(--bot-edge)}

/* Fix 1 – prevent HUD wrapping to two rows on narrow screens; the height change causes the viewport to jump */@media (max-width:700px){.hud{flex-wrap:nowrap;overflow:hidden}.hud-left{flex:1 1 0;min-width:0;overflow:hidden;display:flex;align-items:baseline;gap:8px}#hud-system{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}}/* Fix 2 – iOS Safari landscape: env(safe-area-inset-bottom) pads the footer above the browser chrome, shrinking the canvas cell so the full game grid is visible */@supports (padding:env(safe-area-inset-bottom)){.footer{padding-bottom:calc(8px + env(safe-area-inset-bottom))}}
/* Fix 2 revised – use 100svh (small-viewport height = height with browser chrome visible) so #app never overflows behind Safari's bottom bar; does not require viewport-fit=cover */@supports (height:100svh){#app{bottom:auto;height:100svh}}