.bia-visual{margin:48px auto 35px;max-width:1200px;padding:40px 40px 30px;background:radial-gradient(ellipse at 50% 35%,#dcecff,#f5f9ff 65%,#fff);border:1px solid #e6eef9;border-radius:22px;font-family:"Microsoft YaHei",Arial,sans-serif}.bia-visual *{box-sizing:border-box}.bia-monitor{max-width:1030px;margin:auto}.bia-frame{padding:12px;background:linear-gradient(130deg,#435167,#142034 55%,#293950);border:1px solid #68778b;border-radius:15px;box-shadow:0 18px 35px #153f7025}.bia-frame img{display:block;width:100%;height:auto;border-radius:5px;background:white}.bia-stand{width:130px;height:45px;margin:0 auto;background:linear-gradient(90deg,#c0ccdc,#eff4fb 40%,#b2c0d2);clip-path:polygon(10% 0,90% 0,100% 100%,0 100%)}.bia-foot{width:240px;height:10px;margin:0 auto;background:linear-gradient(#dae3ee,#9eafc6);border-radius:50% 50% 4px 4px;box-shadow:0 8px 12px #21476f22}.bia-benefits{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:30px}.bia-benefits article{display:flex;align-items:flex-start;gap:20px;padding:25px 28px;border:1px solid #dbe8fa;border-radius:13px;background:linear-gradient(120deg,#fff,#edf5ff)}.bia-benefits article>i{display:flex;flex-shrink:0;align-items:center;justify-content:center;width:54px;height:54px;border-radius:14px;color:#fff;font-size:26px;background:linear-gradient(135deg,#73b6ff,#286ce5)}.bia-benefits h3{font-size:21px;color:#234775;margin:0 0 10px;padding:0;height:auto;font-weight:600}.bia-benefits p{font-size:15px;line-height:1.9;color:#637a97;margin:0}@media(max-width:760px){.bia-visual{padding:20px 12px;margin-top:28px}.bia-frame{padding:6px;border-radius:9px}.bia-stand{height:25px;width:80px}.bia-foot{width:150px;height:7px}.bia-benefits{grid-template-columns:1fr;gap:12px;margin-top:22px}.bia-benefits article{padding:20px 16px;gap:14px}.bia-benefits h3{font-size:18px}.bia-benefits p{font-size:14px}.bia-benefits article>i{width:44px;height:44px;font-size:23px}}