button" id="refresh-button">
              Refresh Now
            </button>
          </div>
        </div>
      </div>

      <div class="stats-grid">
        <div class="stat-box">
          <div class="icon">üìà</div>
          <div>
            <div class="label">Current Rate</div>
            <div class="value" id="current-rate">-- BPM</div>
          </div>
        </div>
        <div class="stat-box">
          <div class="icon">üìä</div>
          <div>
            <div class="label">A