/* Site background (image + safe fallback color) */
        body {
          /* background-color: #003366;
          background-image: url("//cdn.xuansiwei.com/tb35012831/1768188085569/d23dbec6-1d53-4e30-a073-c3007e6722a8_r__1920-1500_c__0475ba_.jpg?x-oss-process=style/small");
          background-repeat: no-repeat;
          background-position: center top;
          background-size: cover; */
        }

        @media (min-width: 1024px) {
          body {
            background-attachment: fixed;
          }
        }

        /* Prevent horizontal scrollbars on mobile */
        @media (max-width: 768px) {
            html, body {
              overflow-x: hidden;
              max-width: 100%;
            }
            
            /* Reset AOS horizontal animations on mobile */
            [data-aos="fade-left"],
            [data-aos="fade-right"] {
              transform: none !important;
              opacity: 1 !important;
            }
            
            /* Before animation state */
            [data-aos="fade-left"]:not(.aos-animate),
            [data-aos="fade-right"]:not(.aos-animate) {
              transform: translateY(20px) !important;
              opacity: 0 !important;
            }
        }
        
        /* Additional safety for AOS animations */
        .aos-animate {
            overflow: hidden;
        }