:root{--bg-color: #050505;--panel-bg: #1a1a1a;--accent-red: #d32f2f;--accent-green: #4caf50;--accent-blue: #2196f3;--text-main: #f0f0f0;--text-sub: #a0a0a0}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}body{margin:0;padding:0;background:var(--bg-color);color:var(--text-main);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;overflow:hidden}.scrollable{overflow-y:auto;-webkit-overflow-scrolling:touch}.scrollable::-webkit-scrollbar{width:0;display:none}button{font-family:inherit;outline:none}button:active{transform:scale(.97);transition:transform .1s}input,textarea,select{font-family:inherit;outline:none}canvas{touch-action:none!important;user-select:none!important;-webkit-user-select:none!important;-webkit-touch-callout:none!important}.canvas-screen-wrapper{touch-action:none!important;overscroll-behavior:none!important;user-select:none!important;-webkit-user-select:none!important;position:fixed;top:0;left:0;width:100vw;height:100vh;overflow:hidden}.canvas-screen-wrapper div,.canvas-screen-wrapper button{touch-action:none!important;overscroll-behavior:none!important}.top-bar{position:absolute;top:0;left:0;width:100%;padding:20px;display:flex;justify-content:space-between;align-items:flex-start;background:linear-gradient(to bottom,rgba(0,0,0,.8),transparent);pointer-events:none;z-index:10;box-sizing:border-box}.top-bar>*{pointer-events:auto}.toolbar{position:absolute;bottom:max(20px,env(safe-area-inset-bottom));left:50%;transform:translate(-50%);width:92%;max-width:380px;background:#141414f2;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid #2a2a2a;border-radius:24px;padding:12px 16px;display:flex;flex-direction:column;gap:10px;z-index:100;box-shadow:0 8px 32px #0009;box-sizing:border-box}.brush-row{display:flex;justify-content:space-between;gap:5px}.brush-btn{flex:1;background:transparent;border:none;color:#888;border-radius:10px;padding:8px 0;font-size:12px;cursor:pointer;display:flex;flex-direction:column;align-items:center;transition:all .2s}.brush-btn.active{background:#444;color:#fff}.brush-icon{font-size:20px;margin-bottom:2px}.color-row{display:flex;justify-content:center;gap:20px;margin-top:5px}.color-btn{width:30px;height:30px;border-radius:50%;border:2px solid #444;cursor:pointer;transition:all .2s}.color-btn.active{border-color:#fff;transform:scale(1.2)}.side-tools{position:absolute;right:15px;top:50%;transform:translateY(-50%);display:flex;flex-direction:column;gap:15px;z-index:100;pointer-events:none}.side-tools>*{pointer-events:auto}.side-btn{width:44px;height:44px;border-radius:50%;background:#1e1e1ed9;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.15);color:#fff;font-size:18px;cursor:pointer;display:flex;justify-content:center;align-items:center;box-shadow:0 4px 10px #00000080;transition:all .2s}.side-btn:active{transform:scale(.9)}.tab-group{display:flex;gap:8px;width:100%;max-width:380px;margin:24px 0 16px}.tab{flex:1;padding:12px 0;background:#14141499;color:#666;border:1px solid #222;border-radius:12px;cursor:pointer;font-size:13px;transition:all .2s;text-align:center}.tab.active{background:#222;color:#fff;border-color:#444;font-weight:700}.info-card{background:#121212;padding:24px;border-radius:20px;width:100%;max-width:380px;border:1px solid #222;box-shadow:0 12px 40px #0009;box-sizing:border-box;transition:max-width .25s cubic-bezier(.4,0,.2,1)}.info-card.doctor-mode,.doctor-wide{max-width:580px}.editable-block{cursor:text;padding:6px 8px;border-radius:6px;border:1px dashed transparent;transition:border-color .2s}.editable-block:hover{border-color:#555}@keyframes toastIn{0%{opacity:0;transform:translateY(20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes breathPulse{0%,to{transform:scale(1)}50%{transform:scale(1.06)}}@keyframes ringPulse{0%,to{transform:scale(1);opacity:.3}50%{transform:scale(1.15);opacity:0}}.text-center{text-align:center}.text-muted{color:var(--text-sub)}.w-full{width:100%}.flex-center{display:flex;align-items:center;justify-content:center}.gap-8{gap:8px}.gap-12{gap:12px}@media(max-width:480px){.toolbar{padding:10px 12px}.brush-btn{font-size:10px;padding:6px 0}.brush-icon{font-size:16px}.side-btn{width:38px;height:38px;font-size:15px}.info-card{padding:18px}.tab{font-size:11px;padding:10px 0}}