body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;margin:0;padding:0;overflow:hidden;background-color:#f0f0f0;color:#333;touch-action:none}#canvas{position:absolute;top:0;left:0;width:100vw;height:100vh;cursor:crosshair;z-index:0;image-rendering:pixelated;touch-action:none}.chat-sidebar,.palette-container,.login-box{touch-action:auto}.ui-layer{position:absolute;top:20px;right:20px;left:auto;z-index:10;display:flex;flex-direction:column;align-items:flex-end;gap:10px;pointer-events:none}.palette-container{pointer-events:auto;background:#fffffff2;padding:10px 20px;border-radius:12px;box-shadow:0 4px 15px #0000004d;display:flex;align-items:center;color:#333;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);transition:all .3s ease}.palette-content{display:flex;gap:15px;align-items:center}.mobile-color-trigger{display:none}.user-info{display:flex;align-items:center;gap:10px;font-weight:700;font-size:.9rem;border-right:2px solid #ddd;padding-right:15px;white-space:nowrap}.colors-scroll-area{display:flex;align-items:center}.colors{display:flex;gap:8px;flex-wrap:wrap}.color-swatch{width:32px;height:32px;border-radius:50%;cursor:pointer;border:2px solid rgba(0,0,0,.1);transition:transform .15s,border-color .2s,box-shadow .2s;flex-shrink:0}.color-swatch:hover{transform:scale(1.15)}.color-swatch.active{border-color:#333;box-shadow:0 0 0 2px #fff,0 0 0 4px #333;transform:scale(1.1)}.palette-divider{width:1px;height:30px;background:#ccc;margin:0 5px}.custom-color-wrapper{display:flex;align-items:center;justify-content:center}.custom-color-input{border:none;width:38px;height:38px;cursor:pointer;background:none;padding:0;border-radius:50%;overflow:hidden}.custom-color-input::-webkit-color-swatch-wrapper{padding:0}.custom-color-input::-webkit-color-swatch{border:none;border-radius:50%;border:2px solid rgba(0,0,0,.2)}.btn{padding:8px 16px;border:none;border-radius:6px;cursor:pointer;font-weight:600;transition:all .2s;white-space:nowrap;display:flex;align-items:center;justify-content:center;gap:5px}.logout-icon{display:none}.btn-logout{background-color:#ff4757;color:#fff}.btn-logout:hover{background-color:#ff6b81}.btn-reset-cam{position:fixed;bottom:20px;right:20px;background-color:#333;color:#fff;z-index:10;box-shadow:0 4px 10px #0000004d}.btn-reset-cam:hover{background-color:#555}.login-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background:#f0f0f0;display:flex;justify-content:center;align-items:center;z-index:100;color:#333}.login-box{background:#fff;padding:40px;border-radius:12px;box-shadow:0 10px 25px #0000001a;text-align:center;display:flex;flex-direction:column;gap:20px;width:300px}.login-input{padding:12px;font-size:1.1rem;border:2px solid #ddd;border-radius:6px;outline:none}.login-input:focus{border-color:#333}.btn-login{background-color:#333;color:#fff;padding:12px;font-size:1.1rem}.btn-login:hover{background-color:#555}.pixel-tooltip{position:fixed;background:#000000d9;color:#fff;padding:6px 12px;border-radius:4px;pointer-events:none;font-size:.85rem;z-index:50;transform:translate(15px,15px);white-space:nowrap;box-shadow:0 2px 10px #0003;border:1px solid rgba(255,255,255,.2);transition:opacity .2s}@media(max-width:768px){.pixel-tooltip{top:80px!important;left:50%!important;transform:translate(-50%)!important;font-size:1rem;padding:8px 16px;border-radius:20px;background:#000000e6;box-shadow:0 4px 15px #0006;z-index:2002}}.chat-toggle-mobile{position:fixed;top:20px;left:20px;z-index:2001;background:#333;color:#fff;border:none;padding:10px 15px;border-radius:30px;font-weight:700;box-shadow:0 4px 10px #0000004d;cursor:pointer;display:none;align-items:center;gap:8px}.notification-dot{width:8px;height:8px;background-color:#ed1c24;border-radius:50%;display:inline-block}.chat-sidebar{position:fixed;left:0;top:0;bottom:0;width:300px;background:#fffffffa;border-right:1px solid #ddd;box-shadow:2px 0 10px #0000001a;display:flex;flex-direction:column;z-index:2000;transition:transform .3s cubic-bezier(.4,0,.2,1)}.chat-sidebar:not(.open){transform:translate(-100%)}.chat-sidebar.open{transform:translate(0)}.chat-header{padding:15px;background:#333;color:#fff;font-weight:700;font-size:1.1rem;display:flex;justify-content:space-between;align-items:center}.chat-header-info{display:flex;align-items:center;gap:10px}.chat-close-btn{background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer;line-height:1;padding:0 5px;display:none}.online-count{font-size:.8rem;background:#555;padding:2px 8px;border-radius:10px}.chat-messages{flex:1;overflow-y:auto;padding:15px;display:flex;flex-direction:column;gap:12px;font-size:.95rem}.chat-message{word-wrap:break-word;line-height:1.4}.chat-author{font-weight:700;margin-right:5px;display:block;font-size:.8rem;color:#666}.chat-input-area{padding:15px;border-top:1px solid #ddd;background:#f9f9f9;display:flex;gap:8px}.chat-input{flex:1;padding:10px;border:1px solid #ccc;border-radius:4px;outline:none;transition:border-color .2s}.chat-input:focus{border-color:#333}.chat-send-btn{background:#333;color:#fff;border:none;padding:0 20px;border-radius:4px;cursor:pointer;font-weight:700}.chat-send-btn:hover{background:#555}@media(max-width:768px){.chat-toggle-mobile{display:flex}.chat-close-btn{display:block}.chat-sidebar{width:85vw;max-width:350px}.ui-layer{inset:auto 20px 30px auto;width:auto;align-items:flex-end}.palette-container{background:transparent;padding:0;box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none;flex-direction:column-reverse;align-items:flex-end;position:relative}.mobile-color-trigger{display:flex;justify-content:center;align-items:center;width:60px;height:60px;border-radius:50%;box-shadow:0 4px 15px #0006;cursor:pointer;border:3px solid white;z-index:20;transition:transform .2s}.mobile-color-trigger:active{transform:scale(.95)}.trigger-icon{font-size:1.5rem;color:#fff;text-shadow:0 1px 3px rgba(0,0,0,.5);filter:drop-shadow(0 0 2px rgba(0,0,0,.5))}.palette-content{display:none;flex-direction:column;background:#fffffffa;padding:15px;border-radius:16px;box-shadow:0 5px 20px #00000040;margin-bottom:15px;width:220px;align-items:stretch;animation:slideUp .3s cubic-bezier(.16,1,.3,1)}.palette-container.expanded .palette-content{display:flex}@keyframes slideUp{0%{opacity:0;transform:translateY(20px) scale(.9)}to{opacity:1;transform:translateY(0) scale(1)}}.user-info{border-right:none;border-bottom:1px solid #eee;padding-right:0;padding-bottom:10px;justify-content:center;font-size:1rem;margin-bottom:10px}.colors-scroll-area{width:100%;justify-content:center}.colors{justify-content:center;gap:10px}.color-swatch{width:36px;height:36px}.palette-divider{width:100%;height:1px;margin:10px 0}.custom-color-wrapper{width:100%}.custom-color-input{width:100%;height:40px;border-radius:8px}.custom-color-input::-webkit-color-swatch{border-radius:6px}.btn-logout{width:100%;padding:12px}.logout-text{display:inline}.logout-icon{display:none}.btn-reset-cam{bottom:30px;left:20px;right:auto;font-size:.7rem;padding:6px 12px;opacity:.8}}.spinner{border:4px solid #f3f3f3;border-top:4px solid #333;border-radius:50%;width:40px;height:40px;animation:spin 1s linear infinite;margin:20px auto}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}