*{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    background:#EDEDED; color:#333;
    font-family:"微软雅黑","Microsoft YaHei",Verdana,sans-serif;
    font-size:12px; line-height:1.9;
  }
  a{color:#0B68C8;text-decoration:none;}
  a:hover{color:#1383F2;text-decoration:underline;}
  .box{width:1004px;margin:0 auto;}

  /* ================= 顶部通栏 ================= */
  .topbar{height:96px;background:linear-gradient(#1B72C4,#0D4E8C);
          border-bottom:3px solid #0B3F73;}
  .topbar .box{display:flex;align-items:center;height:96px;}
  .logo{display:flex;align-items:center;gap:10px;}
  .logo .ico{width:48px;height:48px;background:#fff;color:#0D4E8C;border-radius:6px;
             font-size:30px;font-weight:bold;display:flex;align-items:center;justify-content:center;}
  .logo .nm{color:#fff;font-size:30px;font-weight:bold;letter-spacing:2px;line-height:1.1;}
  .logo .nm small{display:block;font-size:11px;font-weight:normal;color:#BBD8F5;letter-spacing:3px;}
  .menu{margin-left:auto;display:flex;}
  .menu a{color:#EBEBEB;font-size:14px;padding:0 22px;height:96px;line-height:96px;display:block;}
  .menu a:hover{color:#1383F2;background:rgba(255,255,255,.92);text-decoration:none;}
  .menu a.on{background:rgba(255,255,255,.14);}

  /* ================= Banner 轮播 ================= */
  .banner{position:relative;height:314px;overflow:hidden;margin-top:14px;
          box-shadow:0 1px 3px rgba(0,0,0,.15);}
  .slide{position:absolute;inset:0;opacity:0;transition:opacity .6s;
         display:flex;align-items:center;}
  .slide.on{opacity:1;}
  .s1{background:radial-gradient(900px 420px at 85% 20%,#2E8BE0 0%,#155FA8 45%,#0A3E74 100%);}
  .s2{background:radial-gradient(900px 420px at 15% 80%,#2E8BE0 0%,#155FA8 45%,#0A3E74 100%);}
  .slide .txt{width:56%;padding:0 0 0 54px;color:#fff;}
  .slide .txt h1{font-size:38px;font-weight:bold;letter-spacing:2px;line-height:1.3;}
  .slide .txt h1 em{font-style:normal;color:#FFD44D;}
  .slide .txt p{font-size:14px;color:#CFE4F7;margin:10px 0 22px;}
  .btn-dl{display:inline-block;background:linear-gradient(#2E9BFF,#0B68C8);
          border:1px solid #085A9E;color:#fff !important;font-size:18px;font-weight:bold;
          padding:12px 44px;border-radius:5px;letter-spacing:2px;}
  .btn-dl:hover{background:linear-gradient(#4AA8FF,#1383F2);text-decoration:none;color:#fff;}
  .btn-gh{display:inline-block;border:1px solid #9CC4E8;color:#fff !important;font-size:14px;
          padding:11px 26px;border-radius:5px;margin-left:12px;}
  .btn-gh:hover{background:rgba(255,255,255,.12);text-decoration:none;color:#fff;}
  .slide .ver{font-size:12px;color:#9CC4E8;margin-top:12px;}
  /* banner 右侧产品演示窗 */
  .demo{width:360px;background:#fff;border-radius:6px;overflow:hidden;margin-left:auto;
        margin-right:50px;box-shadow:0 8px 24px rgba(0,0,0,.35);}
  .demo-bar{background:#0D4E8C;color:#fff;font-size:12px;padding:7px 12px;
            display:flex;justify-content:space-between;}
  .demo-hint{font-size:11px;color:#999;padding:5px 14px 0;}
  .demo-row{display:flex;align-items:center;padding:7px 14px;border-bottom:1px solid #F0F2F5;}
  .demo-row:last-child{border-bottom:none;}
  .demo-row .nm{font-weight:bold;color:#222;font-size:13px;}
  .demo-row .cd{color:#0B68C8;font-size:11px;margin-left:7px;}
  .demo-row .ops{margin-left:auto;display:flex;gap:5px;}
  .demo-btn{border:1px solid #C3D3E2;background:#F2F7FB;color:#0D4E8C;font-size:11px;
            padding:2px 9px;border-radius:3px;}
  .demo-btn.pri{background:#0B68C8;border-color:#085A9E;color:#fff;}
  .s2 .kpis{display:flex;gap:14px;margin-top:6px;}
  .s2 .kpi{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);
           border-radius:5px;padding:10px 18px;text-align:center;}
  .s2 .kpi b{display:block;font-size:22px;color:#FFD44D;line-height:1.4;}
  .s2 .kpi span{font-size:12px;color:#CFE4F7;}
  /* 轮播圆点 */
  .dots{position:absolute;bottom:12px;left:0;right:0;text-align:center;z-index:5;}
  .dots i{display:inline-block;width:26px;height:8px;margin:0 3px;background:rgba(255,255,255,.45);
          border-radius:4px;cursor:pointer;font-style:normal;}
  .dots i.on{background:#FFD44D;}

  /* ================= 白色内容盒 ================= */
  .main{background:#fff;border:1px solid #CCCCCC;margin-top:16px;padding:0 20px 20px;}
  .rowhead{display:flex;align-items:flex-end;padding:18px 0 12px;border-bottom:2px solid #1B72C4;}
  .rowhead h2{font-size:16px;font-weight:bold;color:#333;}
  .rowhead h2 b{color:#1B72C4;}
  .rowhead .more{margin-left:auto;}
  .rowhead .more a{color:#FF6600;font-weight:bold;}

  /* 新版特性 2x2 */
  .cols{display:flex;gap:20px;}
  .col-l{width:640px;flex:none;}
  .col-r{flex:1;min-width:0;}
  .feat2{display:grid;grid-template-columns:1fr 1fr;}
  .f2{display:flex;padding:18px 8px;border-bottom:1px solid #E5E5E5;gap:12px;}
  .f2:nth-child(3),.f2:nth-child(4){border-bottom:none;}
  .f2 .ic{width:56px;height:56px;flex:none;border-radius:8px;font-size:28px;
          display:flex;align-items:center;justify-content:center;}
  .ic1{background:#E8F3FF;} .ic2{background:#FFF3E0;} .ic3{background:#EAF9F0;} .ic4{background:#F3ECFF;}
  .f2 h3{font-size:14px;font-weight:bold;color:#333;margin-bottom:3px;}
  .f2 p{color:#717171;line-height:1.8;}

  /* 公告框 */
  .notice{background:#55A4DD;border-radius:3px;padding:16px 18px 12px;color:#0B3B63;margin-top:18px;}
  .notice h3{font-size:14px;font-weight:bold;color:#083A63;margin-bottom:6px;}
  .notice p{color:#0B3B63;line-height:1.9;}
  .notice .sig{text-align:right;font-weight:bold;}

  /* 技巧链接 */
  .tips-bar{height:4px;background:#FF9900;margin-top:18px;}
  .tips{padding:10px 2px 6px;}
  .tips a{display:block;color:#878787;padding:5px 0 5px 16px;position:relative;}
  .tips a::before{content:"▶";position:absolute;left:0;top:5px;font-size:9px;color:#FF9900;}
  .tips a:hover{color:#0B68C8;}

  /* 两个竖排按钮 */
  .cta{margin-top:10px;}
  .cta a{display:block;text-align:center;font-size:16px;font-weight:bold;
         padding:16px 0;border-radius:4px;margin-bottom:12px;}
  .cta .buy{background:linear-gradient(#FFA62B,#F08300);border:1px solid #D97400;color:#fff !important;}
  .cta .buy:hover{background:linear-gradient(#FFB14A,#FF921A);text-decoration:none;color:#fff;}
  .cta .faq{background:#F5F5F5;border:1px solid #DDD;color:#555 !important;}
  .cta .faq:hover{background:#EDEDED;text-decoration:none;color:#0B68C8;}

  /* 表格 */
  table{border-collapse:collapse;width:100%;font-size:12px;margin:10px 0 6px;}
  th,td{border:1px solid #CCCCCC;padding:8px 12px;text-align:left;}
  th{background:#EAF3FC;color:#0D4E8C;font-weight:bold;}
  tr:nth-child(even) td{background:#FAFCFF;}
  .note{color:#999;font-size:12px;}

  /* 三步 */
  .steps{display:flex;gap:14px;margin:12px 0 8px;}
  .step{flex:1;border:1px solid #DDD;background:#FAFAFA;padding:14px 16px;}
  .step .n{display:inline-block;width:22px;height:22px;line-height:22px;border-radius:50%;
           background:#1B72C4;color:#fff;text-align:center;font-size:12px;font-weight:bold;margin-bottom:6px;}
  .step b{color:#0D4E8C;display:block;margin-bottom:3px;font-size:13px;}
  .step p{color:#717171;margin:0;}

  /* 购买 */
  .buyrow{display:flex;gap:20px;margin-top:10px;}
  .pricebox{width:300px;flex:none;background:#FFF7EC;border:1px solid #FFD9A8;
            text-align:center;padding:22px 10px;}
  .pricebox .p{font-size:38px;color:#F08300;font-weight:bold;line-height:1.2;}
  .pricebox .p small{font-size:13px;color:#999;font-weight:normal;}
  .pricebox .d{color:#996600;font-size:12px;}
  .buydetail{flex:1;min-width:0;}
  .buydetail h4{font-size:13px;color:#333;margin:8px 0 4px;}
  .buydetail h4 b{color:#F08300;}
  .buydetail p{color:#717171;}
  .flow{display:flex;gap:8px;margin:10px 0;}
  .flow div{flex:1;border:1px dashed #FFB75E;background:#FFFBF5;padding:8px 10px;color:#8a5b16;}
  .flow b{color:#F08300;}

  /* ================= 页脚 ================= */
  footer{margin-top:18px;padding:0 0 26px;}
  .foot-line{height:2px;background:#D5D5D5;margin-bottom:14px;}
  .foot-links{text-align:center;}
  .foot-links a{color:#878787;margin:0 12px;}
  .foot-links a:hover{color:#0B68C8;}
  .copy{text-align:center;color:#717171;margin-top:8px;}
  .copy .bd{font-size:11px;color:#9a9a9a;margin-top:4px;}
  .slogan{text-align:center;color:#AAAAAA;margin-top:10px;letter-spacing:2px;}

/* ================= 内页（软件介绍 / 图文教程） ================= */
.pagebar{height:110px;background:linear-gradient(135deg,#2E8BE0 0%,#1B72C4 55%,#0D4E8C 100%);
         box-shadow:inset 0 -3px 0 #0B3F73;}
.pagebar .box{display:flex;align-items:center;height:110px;}
.pagebar h1{color:#fff;font-size:28px;font-weight:bold;letter-spacing:3px;padding-left:26px;}
.crumb{background:#fff;border:1px solid #DDD;border-top:none;margin-top:8px;}
.crumb .box{padding:10px 4px;color:#666;}
.crumb b{color:#F08300;}
.crumb a{color:#0B68C8;}

.inner{display:flex;gap:18px;margin-top:14px;align-items:flex-start;}
/* 左侧栏 */
.side{width:230px;flex:none;}
.side>a{display:block;background:#F2F2F2;border-bottom:1px solid #fff;color:#444;
        padding:12px 14px 12px 38px;font-size:13px;position:relative;}
.side>a:hover{background:#E4EEF7;color:#0B68C8;text-decoration:none;}
.side>a.on{background:#1B72C4;color:#fff;font-weight:bold;}
.side>a.on::before,.side>a::before{content:"";position:absolute;left:16px;top:50%;
        margin-top:-4px;border:4px solid transparent;border-left-color:#FF9900;}
.side a.on::before{border-left-color:#FFD44D;}
.side .dlbox2{margin-top:14px;background:linear-gradient(#2E9BFF,#0B68C8);border-radius:4px;
        padding:14px;text-align:center;position:relative;}
.side .dlbox2 .nb{position:absolute;top:-8px;right:-6px;background:#FFD44D;color:#7a4b00;
        font-size:10px;font-weight:bold;padding:2px 7px;border-radius:3px;}
.side .dlbox2 b{display:block;color:#fff;font-size:16px;letter-spacing:1px;}
.side .dlbox2 a{color:#fff;padding:0;display:block;margin-top:2px;font-size:12px;background:none;}
.side .dlbox2 .arr{font-size:26px;line-height:1;color:#FFD44D;font-weight:bold;}

/* 右侧正文 */
.content{flex:1;min-width:0;background:#fff;border:1px solid #DDD;padding:22px 26px 28px;}
.content h2{font-size:18px;color:#333;font-weight:bold;padding:6px 0 6px 14px;
            border-left:4px solid #1B72C4;margin-bottom:14px;background:#F7FAFD;}
.content h3{font-size:15px;color:#0D4E8C;font-weight:bold;margin:26px 0 8px;}
.content h3 .no{display:inline-block;background:#1B72C4;color:#fff;width:22px;height:22px;
        line-height:22px;text-align:center;border-radius:3px;margin-right:8px;font-size:13px;}
.content p{color:#555;font-size:13px;line-height:2;}
.content p b,.content li b{color:#222;}
.content ul{margin:6px 0 10px 20px;color:#555;font-size:13px;}
.content li{margin-bottom:4px;}
.shot{border:1px solid #C9D4DE;padding:4px;background:#F6F9FC;margin:10px 0 4px;}
.shot img{display:block;width:100%;height:auto;}
.cap{font-size:12px;color:#888;text-align:center;margin-bottom:10px;}
.shots2{display:flex;gap:10px;}
.shots2 .shot{flex:1;min-width:0;}
.shots3{display:flex;gap:10px;}
.shots3 .shot{flex:1;min-width:0;}
.kwarn{background:#FFF7EC;border:1px solid #FFD9A8;padding:10px 14px;color:#8a5b16;
       font-size:12px;margin:12px 0;}
.kwarn b{color:#F08300;}