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rgba(0,0,0,.3);--shadow: 0 2px 6px rgba(0,0,0,.4), 0 12px 32px rgba(0,0,0,.45);--shadow-lg: 0 8px 24px rgba(0,0,0,.5), 0 24px 60px rgba(0,0,0,.6)}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;overscroll-behavior-y:none}button{font-family:inherit}.app{height:100%;display:flex;background:var(--bg)}.content{flex:1;min-width:0;display:flex;flex-direction:column;height:100%}.btn{display:inline-flex;align-items:center;gap:8px;justify-content:center;font-size:.9rem;font-weight:600;border-radius:999px;border:1px solid transparent;padding:10px 18px;cursor:pointer;transition:background .15s,border-color .15s,transform .05s,color 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