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#b9c1cd;border-radius:10px;background:#fcfcfd}.sig-canvas{display:block;width:100%;height:190px;touch-action:none;border-radius:10px}.sig-hint{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);color:#c2c8d0;font-size:14px;pointer-events:none}.sig-tools{margin-top:10px;display:flex;justify-content:flex-end}.btn-ghost{font:inherit;font-size:14px;padding:10px 16px;border-radius:9px;border:1.5px solid var(--rule);background:#fff;color:var(--ink);cursor:pointer}.btn-ghost:hover{border-color:#b9c1cd;background:#fafbfc}.actionbar{position:fixed;left:0;right:0;bottom:0;z-index:6;background:#fffffff0;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border-top:1px solid var(--rule);padding:12px 16px calc(12px + env(safe-area-inset-bottom))}.actionbar .inner{max-width:760px;margin:0 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