:root{color-scheme:dark;--bg:#080f20;--text:#e9f1fe;--muted:#98a9c4;--mint:#65f2ca;--border:#26354d;--panel:#111c31;--danger:#ff7292;--gold:#f4ce75;--shadow:0 16px 50px rgba(1,5,16,.27)}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}body{overflow-x:hidden}button,input,textarea,select{font:inherit}button{cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}.hidden{display:none!important}.ambient{position:fixed;z-index:0;pointer-events:none;filter:blur(100px);border-radius:50%;opacity:.28}.ambient-a{background:#2a6086;left:-10vw;top:-15vh;width:42vw;height:45vw}.ambient-b{background:#462479;right:-10vw;top:18vh;width:33vw;height:35vw}.shell{position:relative;max-width:1450px;padding:0 36px;margin:auto}.topbar{height:82px;display:flex;align-items:center;gap:32px;border-bottom:1px solid rgba(120,149,186,.17)}.brand{font-size:22px;font-weight:900;letter-spacing:-1.2px;display:flex;gap:4px;align-items:center;white-space:nowrap}.brand-accent{color:var(--mint)}.mark{display:inline-grid;place-items:center;border:2px solid var(--mint);width:35px;height:35px;border-radius:10px;margin-right:7px;color:var(--mint);font-size:27px}.tag{border:1px solid #2e5260;background:#132d37;color:var(--mint);font-size:9px;letter-spacing:1px;padding:5px 7px;border-radius:4px;margin-left:6px}.nav{display:flex;gap:8px;margin:auto}.tab{border:0;color:#8fa5be;background:transparent;padding:12px 19px;border-radius:10px;font-size:13px;font-weight:800;letter-spacing:.02em}.tab:hover{color:white;background:#182640}.tab.active{color:#0d2330;background:var(--mint)}.lang{background:transparent;border:1px solid var(--border);padding:8px 12px;border-radius:9px;color:var(--text);min-width:52px}.hero{display:flex;align-items:flex-end;justify-content:space-between;gap:36px;padding:44px 0 38px}.eyebrow,.section-kicker{color:var(--mint);font-size:10px;font-weight:900;letter-spacing:2.1px}.eyebrow{display:flex;gap:9px;align-items:center}.pulse,.live-dot{display:inline-block;background:var(--mint);border-radius:50%;height:7px;width:7px;box-shadow:0 0 12px rgba(100,242,202,.65)}h1{font-size:clamp(35px,4.2vw,62px);letter-spacing:-2.9px;line-height:1.075;margin:15px 0 12px;font-weight:900}h1 em{font-style:normal;color:var(--mint)}.hero p{max-width:650px;color:var(--muted);font-size:14px;line-height:1.75;margin:0}.hero-metrics{display:flex;align-items:center;gap:16px;padding-bottom:8px;white-space:nowrap}.hero-metrics>div{display:flex;flex-direction:column;gap:6px}.hero-metrics strong{font-size:35px;color:#e9f1fe;line-height:1;letter-spacing:-2px}.hero-metrics span:not(.slash){font-size:9px;letter-spacing:2px;color:var(--muted);font-weight:800}.slash{color:#40536c;font-size:22px}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 316px;align-items:start;gap:18px}.game-panel,.side-panel{min-width:0;border:1px solid var(--border);border-radius:16px;background:rgba(13,23,42,.93);box-shadow:var(--shadow);overflow:hidden}.panel-heading{min-height:54px;padding:12px 18px;display:flex;justify-content:space-between;align-items:center;gap:14px}.panel-title{display:flex;gap:10px;align-items:center;font-weight:800;font-size:13px;min-width:0}.panel-title span:last-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.panel-stats{white-space:nowrap;color:#97a8c2;font-size:11px;letter-spacing:.5px}.panel-stats b{color:#fff}.stat-divider{margin:0 7px;color:#40516a}.canvas-wrap{background:#0d1c2e;position:relative;touch-action:none}.canvas-wrap canvas{width:100%;height:auto;display:block;aspect-ratio:16/9;user-select:none;touch-action:none}.game-message{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);min-width:245px;max-width:90%;display:flex;flex-direction:column;align-items:center;text-align:center;gap:6px;pointer-events:none;background:rgba(7,13,26,.83);padding:20px 30px;border:1px solid rgba(120,164,190,.28);border-radius:14px;backdrop-filter:blur(10px)}.game-message strong{font-size:26px;letter-spacing:1px;color:var(--mint)}.game-message span{font-size:11px;color:#d4e1f2;line-height:1.6}.game-message.hide{display:none}.controls-row{min-height:56px;display:flex;justify-content:space-between;align-items:center;gap:8px;padding:10px 14px}.kbd-hint{font-size:10px;font-weight:700;letter-spacing:.4px;color:#8c9eb8}.ghost-btn{border:1px solid var(--border);background:#182840;color:#d4e6fb;border-radius:8px;padding:9px 11px;font-size:11px;white-space:nowrap}.ghost-btn:hover{border-color:var(--mint)}.mobile-controls{display:none;justify-content:space-between;flex:1;gap:16px}.mobile-group{display:flex;gap:8px}.mobile-controls button{border:1px solid #44617c;color:#e2ffff;background:#1a3550;border-radius:10px;min-width:64px;min-height:49px;font-size:15px;font-weight:800;touch-action:none;user-select:none}.mobile-controls button:active,.mobile-controls button.pressed{background:#2e846f;border-color:var(--mint)}.side-panel{min-height:470px}.side-section{padding:26px 22px}.side-section h2{font-size:24px;line-height:1.18;letter-spacing:-.65px;margin:13px 0}.side-section p{font-size:12px;color:var(--muted);line-height:1.7;margin:12px 0 20px}.line{border-top:1px solid var(--border);margin:18px 0}.difficulty-line{display:flex;justify-content:space-between;align-items:center;border:1px solid var(--border);border-radius:10px;padding:13px 12px;font-size:12px;color:var(--muted);margin:23px 0 14px}.difficulty-line strong{color:var(--mint);font-size:12px}.primary-btn,.outline-btn{width:100%;border-radius:10px;padding:13px 14px;border:1px solid transparent;font-weight:900;font-size:12px;letter-spacing:.15px;margin-top:9px;min-height:43px}.primary-btn{background:var(--mint);color:#0a2630;box-shadow:0 5px 21px rgba(101,242,202,.12)}.primary-btn:hover{background:#92ffde}.outline-btn{background:#1a2c45;border-color:#324963;color:#d3e1f2}.outline-btn:hover{background:#233b58}.glow-btn{background:#c2a2fc}.glow-btn:hover{background:#d9c7ff}.side-section p.tip{font-size:10px;line-height:1.7;color:#8196b2;margin-bottom:0}.field-label,.tools-label{display:block;font-size:11px;color:#a5b7ce;font-weight:800;letter-spacing:.3px;margin:16px 0 8px}.tools-label{margin:20px 0 9px;letter-spacing:1.5px;font-size:10px}input,select,textarea{width:100%;background:#08172b;border:1px solid #31445e;border-radius:8px;color:#eaf2ff;padding:11px 12px;outline:none;font-size:12px}textarea{resize:vertical}input:focus,select:focus,textarea:focus{border-color:var(--mint)}.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}.tool{background:#162840;border:1px solid #314560;color:#a9bbd1;border-radius:9px;min-height:67px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;font-size:10px;font-weight:800}.tool.active{border-color:var(--mint);background:#184139;color:#eafff8}.tool.danger{color:#ff9cb5}.tool-icon{height:14px;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:900}.tool-icon.p-sm,.tool-icon.p-md,.tool-icon.p-lg{background:var(--mint);height:8px;border-top:3px solid #c2ffed;border-radius:2px}.p-sm{width:27px}.p-md{width:39px}.p-lg{width:52px}.flag-green{color:var(--mint)}.flag-yellow{color:var(--gold)}.phase-actions .hidden{display:none}.library-list{display:flex;flex-direction:column;gap:10px;margin-top:16px}.library-item{background:#14263f;border:1px solid #30445e;border-radius:10px;padding:12px;display:flex;align-items:center;justify-content:space-between;gap:8px}.library-item strong{display:block;font-size:12px;line-height:1.5}.library-item small{display:block;color:#96a9c2;font-size:10px;margin-top:4px}.library-item button{background:#204c4d;color:#b9ffeb;border:1px solid #33776e;border-radius:8px;padding:10px;font-size:11px;font-weight:800}.footer{display:flex;justify-content:space-between;gap:15px;color:#60748f;font-size:10px;padding:26px 2px 36px;letter-spacing:.4px}.toast{position:fixed;z-index:9;bottom:24px;left:50%;transform:translateX(-50%) translateY(16px);opacity:0;pointer-events:none;background:#173f43;border:1px solid #43786d;border-radius:10px;padding:12px 22px;color:#caffed;box-shadow:var(--shadow);font-size:12px;transition:.2s;max-width:min(90vw,650px);text-align:center}.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
@media(max-width:1050px){.shell{padding:0 22px}.workspace{grid-template-columns:minmax(0,1fr) 265px}.side-section{padding:20px 17px}.hero-metrics{display:none}.kbd-hint{font-size:9px}}@media(max-width:780px){.shell{padding:0 12px}.topbar{height:68px;gap:10px}.brand{font-size:17px}.mark{width:29px;height:29px;font-size:22px}.tag{font-size:8px;padding:3px;margin-left:4px}.nav{gap:2px;margin-left:auto;margin-right:0}.tab{padding:8px 9px;font-size:11px}.lang{padding:7px;font-size:11px}.hero{padding:24px 5px 23px}.hero h1{letter-spacing:-1.5px;font-size:clamp(32px,7vw,46px)}.hero p{font-size:12px}.workspace{grid-template-columns:1fr}.side-panel{min-height:0}.side-section{padding:20px}.mobile-controls{display:flex}.kbd-hint{display:none}.controls-row{min-height:65px}.panel-heading{padding:9px 10px}.panel-stats{font-size:9px}.stat-divider{margin:0 3px}.footer{flex-wrap:wrap}.game-message{padding:10px 15px}.game-message strong{font-size:18px}.game-message span{font-size:10px}}@media(max-width:390px){.brand{font-size:14px}.tag{display:none}.tab{padding:8px 7px}.panel-stats{font-size:8px}.mobile-controls button{min-width:51px;min-height:45px}.controls-row{padding:6px}.ghost-btn{padding:8px}}

/* Keep gameplay controls reachable without shrinking the touch targets. */
button{touch-action:manipulation}
.orientation-hint{display:none}
.shell{padding-left:max(12px,env(safe-area-inset-left));padding-right:max(12px,env(safe-area-inset-right))}
.controls-row{flex-wrap:wrap;padding-bottom:max(10px,env(safe-area-inset-bottom))}
.controls-row .ghost-btn{min-height:44px}
.mobile-controls button{-webkit-touch-callout:none}
@media(max-width:960px),(pointer:coarse){
  .workspace{grid-template-columns:1fr}
  .hero{display:none}
  .topbar{height:60px}
  .game-panel{scroll-margin-top:4px}
  .kbd-hint{display:none}
  .mobile-controls{display:flex;flex-basis:100%}
  .mobile-controls button{min-width:56px;min-height:52px}
  .mobile-group{gap:10px}
  .orientation-hint{display:block;color:var(--muted);font-size:12px;padding:0 12px}
  .nav button,.lang{min-height:44px}
  input,select,textarea{font-size:16px}
  .canvas-wrap{max-width:100%;margin:auto}
}
@media(max-width:960px) and (orientation:landscape){
  .canvas-wrap{width:min(100%,calc((100svh - 180px)*16/9))}
  .orientation-hint{display:none}
  .mobile-controls{flex-basis:auto}
  .panel-heading{min-height:38px;padding:8px}
  .controls-row{min-height:62px}
}
@media(max-width:360px){
  .brand .mark,.brand .tag{display:none}
  .topbar{gap:4px}
  .tab{padding:8px 6px}
  .mobile-controls button{min-width:52px}
}
.editor-history{display:flex;flex-wrap:wrap;gap:8px}
.editor-history button{min-height:44px;flex:1}
.variant-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.variant-grid button{min-height:48px;padding:10px;border:1px solid var(--border);background:#182840;color:var(--text);border-radius:8px;font-size:12px}
.variant-grid button.active{border-color:var(--mint);color:var(--mint)}
.creator-guide{border-left:2px solid var(--mint);padding-left:12px}
.playtest-diagnostics{margin:20px 0;padding:16px;border:1px solid var(--border);border-radius:10px;color:var(--muted);font-size:13px;line-height:1.6}
.playtest-diagnostics summary{cursor:pointer;min-height:44px}
.diagnostic-consent{display:flex;align-items:center;gap:12px;min-height:48px}
.diagnostic-consent input{width:22px;height:22px}
.sample-list{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.sample-list button[aria-pressed="true"]{border-color:var(--mint);color:var(--mint)}
#afterClearCreate{width:calc(100% - 24px);margin:8px 12px}

.backup-panel{margin-top:18px;padding:18px;border:1px solid var(--border);border-radius:14px;background:#0b1527;color:#b9cbe2}.backup-panel summary{cursor:pointer;min-height:44px}.backup-panel label{display:block;margin-top:14px}.backup-panel .diagnostic-consent{display:flex}.backup-panel input[type=file]{max-width:100%;margin:12px 0}.backup-panel a{display:inline-block;text-decoration:none;text-align:center}.backup-panel textarea{width:100%;box-sizing:border-box}.backup-panel p{line-height:1.6}.backup-panel button,.backup-panel select,.backup-panel a{min-height:44px;margin-top:10px}

/* Keyboard entry to gameplay remains visible without changing the canvas layout. */
#game:focus-visible { outline: 3px solid var(--accent, #bdff49); outline-offset: -3px; }