body{margin:0;padding:0;font-family:Nata Sans,sans-serif;background-color:#fff;color:#333;overflow:hidden;--text-color: #555}#app{position:relative;width:100vw;height:100vh}#canvas{position:absolute;top:0;left:0;width:100vw;height:100vh;display:block}#ui{position:absolute;top:20px;right:20px;display:flex;flex-direction:column;align-items:flex-end;gap:10px;z-index:10}#reset-btn{padding:10px 20px;font-size:16px;background-color:#007acc;color:#fff;border:none;border-radius:6px;cursor:pointer;transition:background-color .2s}#reset-btn:hover{background-color:#005999}#status{font-size:14px;color:#333;text-align:center;padding:8px 16px;background-color:#ffffffe6;border:1px solid #ddd;border-radius:4px;min-width:200px;box-shadow:0 2px 8px #0000001a}#info{background-color:#ffffffe6;border:1px solid #ddd;border-radius:4px;padding:12px 16px;min-width:200px;font-size:14px;color:#333;box-shadow:0 2px 8px #0000001a}#info div{margin:4px 0}#info span{color:#4caf50;font-weight:700}#color-preview{width:40px;height:20px;border:2px solid #666;border-radius:4px;margin:4px 0;background-color:#00f}h1{margin:0 0 20px;font-size:24px;text-align:center}.modal{position:fixed;top:0;left:0;width:100%;height:100%;display:flex;justify-content:center;align-items:center;z-index:1000}.modal.hidden{display:none}.modal-content{--radius: 20px;--blur: 4px;background-color:#fff;box-shadow:0 0 8px #00000026;border-radius:var(--radius);padding:30px;text-align:center;width:500px}.modal-content h2{color:var(--text-color);margin-bottom:25px;font-size:24px}.color-wheel-container{position:relative;display:flex;justify-content:center;align-items:center;margin:25px 0}#color-wheel-canvas{cursor:pointer;border-radius:50%;transition:transform .2s ease}#color-wheel-canvas:hover{transform:scale(1.02)}.selected-preview{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background-color:var(--selected-color);width:80px;height:80px;border-radius:50%;box-shadow:0 0 8px color-mix(in srgb,var(--selected-color) 80%,black);opacity:0;transition:opacity .3s ease;pointer-events:none}.selected-preview.visible{opacity:1}.start-btn{font-family:Nata Sans,sans-serif;font-weight:600;background-color:#fff;border:1px solid #555;color:var(--text-color);height:48px;padding:12px 40px;font-size:18px;border-radius:24px;display:flex;margin:20px auto 0;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease}.start-btn:disabled{color:#ddd;border-color:#ddd;cursor:not-allowed;transform:none;box-shadow:none}