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h1{font-size:1.5rem;font-weight:700;color:var(--theme-foreground, #cccccc);letter-spacing:-.02em;margin:0;background:linear-gradient(135deg,var(--theme-foreground, #cccccc) 0%,var(--theme-accent, #0e639c) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.header-actions{display:flex;gap:.75rem;align-items:center}.btn{padding:.625rem 1.25rem;border:none;border-radius:6px;font-size:.875rem;font-weight:500;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);display:inline-flex;align-items:center;gap:.5rem;position:relative;overflow:hidden;height:2.5rem;box-sizing:border-box}.btn:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#ffffff1a;transform:translate(-50%,-50%);transition:width .6s,height .6s}.btn:hover:before{width:300px;height:300px}.btn:active{transform:scale(.98)}.btn-primary{background-color:var(--theme-accent, #0e639c);color:#fff;box-shadow:0 2px 4px #0003}.btn-primary:hover{background-color:var(--theme-accentHover, #1177bb);box-shadow:0 4px 8px #0000004d;transform:translateY(-1px)}.btn-secondary{background-color:var(--theme-secondary, #3e3e42);color:var(--theme-foreground, #cccccc);border:1px solid var(--theme-border, #3e3e42)}.btn-secondary:hover{background-color:var(--theme-secondaryHover, #4e4e52);border-color:var(--theme-accent, #0e639c);transform:translateY(-1px);box-shadow:0 2px 4px #0003}.game-only-container{flex:1;overflow:hidden;display:flex;flex-direction:column;height:100%}.editor-toggle{display:inline-flex;align-items:center;gap:.5rem}.editor-toggle-icon{font-size:.875rem;transition:transform .2s}.editor-toggle:hover .editor-toggle-icon{transform:scale(1.2)}.tutorial-icon{font-size:1rem}.tutorial-button-text{margin-left:.25rem}@media(max-width:600px){.tutorial-button-text{display:none}}.nav-buttons{display:flex;gap:.25rem;align-items:center}.btn-icon{padding:0 .75rem;font-size:1rem;min-width:2.5rem;justify-content:center;height:2.5rem;box-sizing:border-box}.btn-icon:disabled{opacity:.4;cursor:not-allowed}.btn-icon:disabled:hover{transform:none;box-shadow:none;border-color:var(--theme-border, #3e3e42)}.mobile-menu-button{background:none;border:none;color:var(--theme-foreground, #d4d4d4);font-size:1.5rem;cursor:pointer;padding:.5rem;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:background-color .2s;min-width:44px;min-height:44px}.mobile-menu-button:hover{background-color:var(--theme-secondary, #3e3e42)}.mobile-menu-button:active{background-color:var(--theme-secondaryHover, #4e4e52)}.app-header.mobile{padding:.75rem 1rem;--header-height: 60px}.mobile-fullscreen{flex:1;overflow:hidden;display:flex;flex-direction:column;min-height:0}@media(max-width:767px){.header-actions{display:none}}@media(min-width:768px){.mobile-menu-button{display:none}}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overflow:hidden}#root{width:100vw;height:100vh}