.section-shell{
      position: relative;
  }
     /* 背景装饰 */
        .bg-shape-left {
            position: absolute;
            top: 40px;
            left: -120px;
            width: 280px;
            height: 280px;
            background: radial-gradient(
                circle,
                rgba(47, 107, 255, 0.12) 0%,
                rgba(47, 107, 255, 0) 70%
            );
            border-radius: 50%;
        }

        .bg-shape-right {
            position: absolute;
            right: -120px;
            top: -40px;
            width: 420px;
            height: 420px;
            background: repeating-linear-gradient(
                -45deg,
                rgba(47, 107, 255, 0.04),
                rgba(47, 107, 255, 0.04) 2px,
                transparent 2px,
                transparent 10px
            );
            border-radius: 50%;
        }
  /* 底部数据 */
        .stats-box {
            margin-top: 20px;
            background:
                linear-gradient(
                    135deg,
                    rgba(47,107,255,0.08),
                    rgba(255,255,255,0.95)
                );
            border-radius: 28px;
            padding: 40px;
            border: 1px solid rgba(47,107,255,0.08);
        }

        .stats-title {
            font-size: 36px;
            font-weight: 800;
            color: #2563EB;
        }

        .stats-text {
            color: #7c8799;
            margin-top: 12px;
            line-height: 1.8;
        }

        .stat-number {
            font-size: 42px;
            font-weight: 800;
        }

        .stat-label {
            margin-top: 10px;
            color: #7c8799;
        }