*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,PingFang SC,Helvetica Neue,sans-serif;background:#f5f6fa}.page{max-width:480px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column}.top{background:#1f2d3d;color:#fff;text-align:center;padding:16px;font-size:17px;font-weight:600}.card{background:#fff;margin:16px;border-radius:12px;padding:24px 20px;box-shadow:0 2px 12px #0000000d}.card h3{font-size:16px;color:#333;margin-bottom:16px}.center{text-align:center}.plate-input{width:100%;padding:14px;font-size:20px;letter-spacing:2px;text-align:center;border:1px solid #ddd;border-radius:10px;outline:none;margin-bottom:16px}.plate-input:focus{border-color:#1890ff}.plate{font-size:26px;font-weight:700;text-align:center;letter-spacing:2px;margin-bottom:16px}.row{display:flex;justify-content:space-between;padding:8px 0;color:#666;font-size:14px}.row b{color:#333}.amount{font-size:36px;font-weight:700;color:#f5222d;text-align:center;padding:16px 0 20px}.error{color:#f5222d;font-size:13px;margin:8px 0;text-align:center}.auto-tip{color:#1890ff;font-size:13px;text-align:center;margin:-8px 0 12px}.pay-channels{display:flex;gap:12px;margin-bottom:16px}.channel{flex:1;display:flex;align-items:center;justify-content:center;gap:8px;padding:12px;border:1px solid #ddd;border-radius:10px;font-size:15px;cursor:pointer}.channel.active{border-color:#1890ff;background:#e6f7ff}.ch-icon{width:26px;height:26px;line-height:26px;text-align:center;border-radius:6px;color:#fff;font-size:14px}.ch-icon.wx{background:#09bb07}.ch-icon.ali{background:#1677ff}.btn{display:block;width:100%;padding:14px;border:none;border-radius:10px;font-size:16px;cursor:pointer;margin-top:10px}.btn.primary{background:#1890ff;color:#fff;font-weight:600}.btn.primary:disabled{opacity:.6}.btn.link{background:none;color:#1890ff;font-size:14px}.ok-icon{width:64px;height:64px;line-height:64px;margin:8px auto 16px;background:#52c41a;color:#fff;font-size:36px;border-radius:50%}.wait-icon{width:64px;height:64px;line-height:56px;margin:8px auto 16px;background:#faad14;color:#fff;font-size:30px;border-radius:50%}.tip{color:#888;font-size:13px;margin-bottom:16px}.foot{margin-top:auto;text-align:center;color:#bbb;font-size:12px;padding:20px}