*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-primary: #4ecdc4;--color-secondary: #ff6b6b;--color-success: #1dd1a1;--color-warning: #feca57;--color-error: #ee5a5a;--color-text: #ffffff;--color-text-muted: #a0a0a0;--color-background: #1a1a2e;--color-surface: #16213e;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-family);background-color:var(--color-background);color:var(--color-text);line-height:1.5;min-height:100vh;overflow:hidden}#root{width:100%;height:100vh;display:flex;flex-direction:column}.canvas-container{width:100%;height:100%;position:relative}.ui-overlay{position:absolute;top:0;left:0;right:0;bottom:0;pointer-events:none}.ui-overlay>*{pointer-events:auto}button{font-family:inherit;cursor:pointer;transition:opacity .2s,transform .1s}button:hover{opacity:.9}button:active{transform:scale(.98)}button:disabled{opacity:.5;cursor:not-allowed}input,textarea{font-family:inherit;font-size:inherit;background-color:var(--color-surface);color:var(--color-text);border:1px solid var(--color-text-muted);border-radius:4px;padding:8px 12px}input:focus,textarea:focus{outline:none;border-color:var(--color-primary)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.gap-2{gap:8px}.gap-4{gap:16px}.p-4{padding:16px}.m-4{margin:16px}.rounded{border-radius:8px}.text-center{text-align:center}.text-muted{color:var(--color-text-muted)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.animate-fadeIn{animation:fadeIn .3s ease-out}.animate-slideUp{animation:slideUp .3s ease-out}