:root{--lime:#e6ff66;--ink:#181c17;--muted:#6b7166;--line:#d5dacb;--paper:#ffffff;--canvas:#f4f6f0;--stage:#ecefe6;--alert:#c43c2c}*{box-sizing:border-box;margin:0;padding:0}body,html{height:100%;background:var(--canvas);color:var(--ink);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif}body{display:flex;flex-direction:column}button,input,select,textarea{font:inherit;color:inherit;border:0;background:none}button{cursor:pointer}.top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 18px;background:var(--paper);border-bottom:1px solid var(--line);flex:none;z-index:20}.mark{background:var(--lime);font-size:18px;letter-spacing:-.04em;padding:1px 8px;border-radius:6px}.btn,.mark{font-weight:800}.btn{height:34px;padding:0 12px;border-radius:10px;font-size:12px;border:1px solid var(--line);background:var(--paper)}.btn.lime{background:var(--lime);border-color:transparent}.app{flex:1 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