/* ============================================================
   产品详情页 样式
   依据：统产品详情原型图（1920 设计稿，内容容器 1200px）
   独立样式，不依赖全局 style.css；图片位于 ../images（页面同根 images/）
   ============================================================ */
:root{
  --c-primary:#0470E7; --c-primary-2:#4A85FF; --c-grad-a:#0347C7; --c-grad-b:#4783F4;
  --c-text:#222222; --c-text-2:#555555; --c-text-desc:rgba(34,34,34,.5);
  --c-green:#22B57F; --c-orange:#FF9F43; --c-purple:#8E6BFF;
  --shadow-card:0 6px 28px rgba(141,168,172,.18);
  --container:1200px;
  --font:'PingFang SC','Noto Sans SC','Microsoft YaHei','Source Han Sans SC',sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body.jc-page{font-family:var(--font);color:var(--c-text);background:#fff;font-size:15px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:var(--font)}
.wrap{width:var(--container);max-width:94%;margin:0 auto}

/* ============ 通用板块 ============ */
.blk{padding:84px 0 90px;overflow:hidden}
.blk--white{background:#fff}
.blk--blue{background-image:url('../images/jiaocai-light-blue-gradient-bg.png');background-repeat:no-repeat;background-size:cover;}
.blk--grad{background:linear-gradient(7.7deg, #FFFFFF -2.08%, #D9EFFF 106.92%);}
.blk__title{font-size:48px;font-weight:700;color:var(--c-text);text-align:center;margin:0 0 50px;letter-spacing:2px}
p.blk__desc{margin:0 auto 20px;text-align:justify;color:var(--c-text-desc);font-size:14px;line-height:2.1}

/* ============ Hero ============ */
.p-hero{background:linear-gradient(180deg,#F2F5F9 0%,#EDF2F8 60%,#FFFFFF 100%);overflow:hidden}
.p-hero__in{max-width:1520px;margin:0 auto}
.p-hero__in img{width:100%}

/* ============ 锚点导航（吸顶） ============ */
.p-anchor{position:sticky;top:0;z-index:60;background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.05)}
.p-anchor__in{width:var(--container);max-width:94%;margin:0 auto;display:flex;justify-content:center;gap:110px;flex-wrap:wrap}
.p-anchor a{display:block;padding:19px 4px;font-size:16px;color:var(--c-text);border-bottom:3px solid transparent;cursor:pointer;transition:color .2s}
.p-anchor a.on,.p-anchor a:hover{color:var(--c-primary);border-bottom-color:var(--c-primary);font-weight:600}

/* ============ 教材全寿命管理 循环流程（环形跑道背景，对齐原型） ============ */
/* 几何锚定：容器高 263 = 环高 219 + 行高 44；两行节点绝对定位贴容器上下边，
   行中心恒等于环外沿顶/底（22 / 241），节点恰好压在环带上，不受字体渲染差异影响 */
.life{margin-top:6px}
.life__in{position:relative;height:350px}
/* 环形跑道背景：素材本身为半透明淡蓝（带厚 68/1200），直接使用，轻度增强饱和贴合原型色 */
.life__ring{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:1200px;max-width:none;z-index:0;filter:saturate(1.6) brightness(.97);pointer-events:none}
.life__row{position:absolute;left:0;right:0;z-index:1;display:flex;align-items:center;justify-content:center;gap:3px;height:44px;margin:0}
.life__row--top{top:32px}
.life__row--btm{bottom:32px}
/* 方形流程节点：两行白字，蓝→青→绿渐变分布 */
.node{flex:none;min-width:46px;padding:6px 5px;border-radius:4px;font-size:14px;line-height:1.4;color:#fff;text-align:center;white-space:nowrap;box-shadow:0 3px 9px rgba(30,100,200,.2)}
.c-b{background: linear-gradient(135.01deg, #A3C2FB 1.64%, #71A3FD 56.78%, #498BFF 98.37%);}
.c-bc{background: linear-gradient(315deg, rgba(57, 140, 204, 0.85) 1.64%, rgba(106, 190, 255, 0.6) 98.36%);}
.c-c{background:linear-gradient(145deg,#35B6DE,#2BADD4)}
.c-cg{background:linear-gradient(145deg,#30C2C2,#28BBAF)}
.c-g{background:linear-gradient(315deg, #1FB293 1.62%, rgba(31, 178, 147, 0.4) 98.36%);}
/* 节点间小箭头图标：上行向右 / 下行向左 */
.garr{flex:none;width:18px;height:auto}
.life__name{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:1;margin:0;font-size:48px;font-weight:500;letter-spacing:5px;white-space:nowrap;color:#4783F4;text-align:center}
/* 环两端弧形循环箭头：嵌在环左右半圆带上（左端向上回流 / 右端向下衔接） */
.life__arc{position:absolute;z-index:1;top:50%;height:240px;width:auto;transform:translateY(-50%)}
.life__arc--l{left:27px;}
.life__arc--r{right:27px;}

/* ============ 亮点功能（1 张悬浮激活卡 + 3 张正常卡，悬浮/点击切换） ============ */
/* 板块背景：淡蓝光晕素材 */
.blk--highlight{background:#fff url('../images/highlight-bg.png') center/cover no-repeat}
.hl-cards{display:flex;align-items:flex-end;gap:14px;margin-top:64px}
/* 正常态：白→淡蓝渐变半透明卡，图标居左上，标题/副文左对齐 */
.hl-card{position:relative;flex:1;height:163px;border-radius:20px;background: linear-gradient(286.49deg, rgba(102, 152, 255, 0.02) 2.77%, rgba(102, 152, 255, 0.2) 97.94%);border:1px solid #fff;box-shadow:0 4px 6.8px 0 rgba(71, 131, 244, 0.13), 0 4px 3.8px 0 #DEEAFF inset;padding:0 22px;cursor:pointer;text-align:left;display:flex;flex-direction:column;align-items:flex-start;overflow:visible;transition:flex .35s ease,height .35s ease,background .35s ease,box-shadow .35s ease,transform .25s}
.hl-card:hover{transform:translateY(-4px)}
.hl-card__3d{margin:15px 0 0;filter:drop-shadow(0 6px 12px rgba(71,131,244,.22));transition:width .35s ease,height .35s ease}
.hl-card__title{font-size:20px;font-weight:500;color:var(--c-text);margin:4px 0 6px;text-align:left;width:100%;}
p.hl-card__sub{font-size:14px;color:var(--c-text-desc);line-height:1.7;margin:0;text-align:left;width:100%}
.hl-card__body{display:none;font-size:14px;color:#fff;margin:0;text-align:left;width:100%}
/* 悬浮/激活态：深蓝渐变，图标悬于右上角露出卡顶，标题/描述左对齐 */
.hl-card.active{height:207px;padding-top:30px;background:linear-gradient(90deg, #0347C7 0%, #4783F4 100%);border-color:transparent;box-shadow:0 16px 36px rgba(30,90,210,.35);transform:none}
.hl-card.active .hl-card__3d{position:absolute;right:26px;top:-26px;width:72px;height:72px;margin:0}
.hl-card.active .hl-card__title{font-size:20px;margin:0 0 8px;background:linear-gradient(90deg, #FFF 0%, #C0D2F5 100%);background-clip:text;-webkit-background-clip: text;-webkit-text-fill-color: transparent;}
.hl-card.active .hl-card__sub{display:none}
.hl-card.active .hl-card__body{display:block;color:#fff;}

/* ============ 功能板块 tabs ============ */
.ftabs{display:flex;justify-content:center;gap:30px;flex-wrap:wrap;background:#F1F6FC;border:1px solid #fff;border-radius:40px;width:fit-content;max-width:100%;margin:0 auto 46px;padding:7px 10px;}
.ftabs button{border:0;background:transparent;border-radius:32px;padding:10px 22px;font-size:18px;color:rgba(34,34,34,.8);cursor:pointer;white-space:nowrap;transition:all .25s}
.ftabs button:hover{color:var(--c-primary)}
.ftabs button.on{background:#fff;color:var(--c-primary);font-weight:600;box-shadow:0 3px 10px rgba(71,131,244,.2)}

.fpane{display:none}
.fpane.on{display:block;animation:fadeUp .45s ease both}
@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}

/* 左文右图 */
.feat{display:grid;grid-template-columns:.92fr 1.08fr;gap:56px;align-items:flex-start;}
.feat__title{font-size:28px;font-weight:700;color:#0F3670;margin:0 0 52px;letter-spacing:1px}
.feat-card{position:relative;background:#fff;border-radius:14px;filter: drop-shadow(0 4px 13.7px #C3DFFC);padding:13px 16px 25px;margin-bottom:10px;overflow:hidden}
.feat-card h4{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:400;color:rgba(34,34,34,.8);margin:0 0 18px}
.feat-card p{font-size:14px;color:var(--c-text-desc);margin:0}
.feat-card .progress-box{position:absolute;left:16px;bottom:9px;width:90%;height:3px;border-radius:999px;background:#f0f4ff;overflow: hidden;}
.progress-box .progress-bar{height: 100%;width: 0%;border-radius: 999px;background: linear-gradient(90deg, #4783F4 24.59%, #C037F9 97.52%);animation: run 5s linear forwards;}
@keyframes run {
  from {
    width: 0%;
  }
  to {
    width: 100%;
  }
}
.feat-list li{display:flex;align-items:center;gap:11px;font-size:20px;color:rgba(34,34,34,.8);padding:10px 2px 10px 16px}
.feat__pic{width: 685px;padding: 20px;border: 1px solid #4984FFC7;border-radius: 20px;background: linear-gradient(245.2deg, rgba(71, 131, 244, 0.24) 1.16%, rgba(242, 246, 254, 0.24) 98.19%);}
/* 小图标：渐变方块 + 白色菱形 */
.ico{flex:none;position:relative;display:inline-block;}
.ico::after{content:'';position:absolute;left:50%;top:50%;width:7px;height:7px;background:#fff;transform:translate(-50%,-50%) rotate(45deg);border-radius:1.5px}
.ico--b{background:linear-gradient(135deg,#4A85FF,#0470E7)}
.ico--g{background:linear-gradient(135deg,#3BCB92,#1FA977)}
.ico--o{background:linear-gradient(135deg,#FFB25C,#FF8A3C)}
.ico--p{background:linear-gradient(135deg,#A88BFF,#7C5CE0)}
.icoimg{flex:none;width:22px;height:22px;object-fit:contain}

/* ============ Mock 界面窗口（无切图 tab 的还原） ============ */
.mock{position:relative;background:#fff;border-radius:18px;box-shadow:0 16px 40px rgba(71,131,244,.18),0 2px 8px rgba(141,168,172,.12);border:1px solid #EDF3FB;min-height:360px;padding:26px 26px 24px}
.mdot{position:absolute;top:16px;width:9px;height:9px;border-radius:50%}
.mdot--r{right:52px;background:#FF5F57}.mdot--y{right:36px;background:#FEBC2E}.mdot--g{right:20px;background:#28C840}
/* 左上角立体应用图标（简化还原） */
.mapp{position:absolute;left:-13px;top:20px;width:52px;height:52px;border-radius:14px;background:linear-gradient(150deg,#4A90F8,#0470E7 70%);box-shadow:0 10px 22px rgba(4,112,231,.4),inset 0 2px 4px rgba(255,255,255,.45)}
.mapp::before{content:'';position:absolute;left:50%;top:50%;transform:translate(-50%,-60%);width:24px;height:15px;background:linear-gradient(#fff,#fff) 0 0/100% 3px no-repeat,linear-gradient(#fff,#fff) 0 6px/100% 3px no-repeat,linear-gradient(#fff,#fff) 0 12px/64% 3px no-repeat;border-radius:2px}
.mapp::after{content:'';position:absolute;left:50%;bottom:7px;transform:translateX(-50%);width:18px;height:5px;border-radius:3px;background:rgba(255,255,255,.55)}
.mock__body{padding-left:14px}
/* 窗口标题 + 搜索 */
.mhead{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:2px 0 16px}
.mhead b{font-size:16px;font-weight:700;color:var(--c-text);letter-spacing:1px}
.msearch{flex:none;width:180px;height:30px;border-radius:15px;background:#F1F6FC;border:1px solid #E2ECF8;position:relative}
.msearch::after{content:'';position:absolute;right:12px;top:50%;transform:translateY(-50%);width:10px;height:10px;border:2px solid #9DB6DC;border-radius:50%}
/* 步骤条 */
.msteps{display:flex;margin:6px 0 20px}
.mstep{flex:1;position:relative;text-align:center;padding:0 2px}
.mstep + .mstep::before{content:'';position:absolute;left:calc(-50% + 15px);top:13px;width:calc(100% - 30px);height:2px;background:#DFEAF9;z-index:0}
.mk{position:relative;z-index:1;display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;background:linear-gradient(135deg,#4A90F8,#0470E7);color:#fff;font-size:13px;font-style:normal;box-shadow:0 4px 10px rgba(4,112,231,.3)}
.mstep b{display:block;font-size:11.5px;color:var(--c-text);margin-top:7px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mstep span{display:block;font-size:10.5px;color:#6FA5F2;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
/* 骨架表格（行由 JS 生成） */
.mtable{display:grid;gap:9px}
.mtr{display:grid;grid-template-columns:1.2fr 1.5fr .9fr 1.1fr 62px;align-items:center;gap:12px;padding:8px 12px;border-radius:8px;background:#F7FAFE}
.mtr--head{background:#EDF4FD}
.ln{display:block;height:9px;border-radius:5px;background:#E2E9F3}
.mtr--head .ln{background:#D6E3F5}
.ln.w1{width:62%}.ln.w2{width:80%}.ln.w3{width:45%}
.tag{display:block;height:12px;width:44px;border-radius:6px}
.tag.t0{background:#BFE0FF}.tag.t1{background:#C4EED9}.tag.t2{background:#FFE0B8}
.mbtn{display:block;height:14px;width:100%;border-radius:7px;background:linear-gradient(90deg,#4A90F8,#0470E7);opacity:.85}

/* ============ 为什么选择我们（背景装饰图 + 左右错落卡片 + 中心徽章） ============ */
/* 注意：background 简写中颜色不能前置，改用分属性写法确保背景图生效；
   底部两层大弧形成波浪，内容层 z-index 置于波浪之上 */
.blk--advantage{position:relative;padding:84px 0 280px;}
/* 底部波浪：双 radial 波峰错位叠加，还原原型左右起伏的海浪形态 */
.blk--advantage::before{content:'';position:absolute;left:0;right:0;bottom:-50px;height:300px;z-index:0;}
.blk--advantage::after{content:'';position:absolute;left:0;right:0;bottom:-70px;height:260px;z-index:0;}
.blk--advantage .wrap{position:relative;z-index:1}
.why{display:grid;grid-template-columns:1fr 284px 1fr;align-items:center;padding: 0 24px;margin-top:36px}
.why__col{display:grid;gap:30px;}
/* 环绕错落：中间一张卡向外偏移（不与 hover transform 冲突，用 margin 实现） */
.why__col-l .why-card:nth-child(2){position: relative;left: -80px;}
.why__col-r .why-card:nth-child(2){position: relative;left: 80px;}
.why-card{position:relative;z-index:2;background:rgba(255,255,255,.92);border:1px solid rgba(255,255,255,.9);border-radius:4px;box-shadow: 0 4px 7.6px 0 rgba(147, 160, 166, 0.32);padding:20px 24px;transition:transform .25s,box-shadow .25s}
.why-card:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(71,131,244,.2)}
.why-card h3{display:flex;align-items:center;justify-content:center;gap:9px;font-size:20px;font-weight:500;margin:0 0 15px;background: linear-gradient(90deg, #54ADFF 0%, #2985FF 49.05%, #54ADFF 100%);background-clip: text;-webkit-background-clip: text;-webkit-text-fill-color: transparent;}
.wico{flex:none;}
.why-card p{font-size:14px;color:var(--c-text-desc);margin:0}
/* 中心徽章：取景 advantage-circle.png（缩放 0.585：白环 320px + 蓝圆 165px），
   圆层级低于卡片（原型中大圆压在卡片层下，中间两卡外移避让），
   底层径向渐变令素材半透明环带在浅色页面上呈淡蓝过渡 */
.why__core{position:relative;z-index:1;width:100%;margin:0 auto;border-radius:50%;text-align:center;}
.why__core span{font-size:48px;font-weight:500;color:#fff;line-height:74px;text-align:center;text-shadow:0 3px 8px rgba(2,40,110,.3)}
.circle-bg{position: absolute;left: 0;bottom: 0;width: 100%;}

/* ============ 客户案例 ============ */
.ctabs{display:flex;justify-content:center;gap:60px;flex-wrap:wrap;background:#F7F9FA;border:1px solid #fff;border-radius:14px;width:fit-content;margin:0 auto 40px;padding:7px 11px;}
.ctabs button{border:0;background:transparent;border-radius:14px;padding:8px 43px;font-size:20px;color:var(--c-text-desc);cursor:pointer;transition:all .25s}
.ctabs button.on{background:#fff;color:var(--c-primary);font-weight:600;box-shadow:0 0 4px 0 rgba(181, 202, 242, 0.36)}
.cpane{display:none}
.cpane.on{display:block;animation:fadeUp .45s ease both}
/* 案例卡：收窄居中，左图 42% 圆角，右文区引号底板（要点紧凑排布，按钮卡内蓝色实底） */
.case{display:grid;grid-template-columns:47.5% 1fr;margin:0 auto;overflow:hidden;min-height:290px}
.case__pic{position:relative}
.case__pic img{width:100%;height:100%;object-fit:cover;border-radius: 33px;}
.case__txt{background:transparent url('../images/jiaocai-customer-case-bg.png') center/cover no-repeat;padding:71px 44px 50px 43px;display:flex;flex-direction:column;justify-content:center;width: 780px;position: absolute;top: -20px;right: 0px;border-radius:18px;}
.case__txt h3{font-size:28px;font-weight:700;color:#000;margin:0 0 12px;}
.case__txt ul{padding:0 0 0 10px;}
.case__txt li{position:relative;font-size:14px;color:rgba(0,0,0,.5);padding:2.5px 0 2.5px 16px}
.case__txt li::before{content:'·';position:absolute;left:0;top:2.5px;}
/* 「下一个」按钮：卡内蓝色实底（原型样式） */
.cnext-btn{align-self:flex-start;margin-top:48px;border:0;background:#4783F4;color:#fff;border-radius:6px;padding:11px 26px;font-size:14px;cursor:pointer;letter-spacing:1px;display:inline-flex;align-items:center;gap:18px;transition:all .25s}
.cnext-btn:hover{transform:translateY(-2px);box-shadow:0 8px 18px rgba(4,112,231,.35)}

/* ============ 页脚 / 返回顶部 ============ */
.p-foot{background:linear-gradient(180deg,#F7FBFF,#EAF3FF);padding:44px 0 40px;text-align:center}
.p-foot__name{margin:0 0 8px;font-size:16px;font-weight:700;color:var(--c-text)}
.p-foot__copy{margin:0;font-size:13px;color:var(--c-text-desc)}
.to-top{position:fixed;right:26px;bottom:30px;width:44px;height:44px;border:0;border-radius:50%;background:linear-gradient(135deg,#4A90F8,#0470E7);color:#fff;font-size:17px;cursor:pointer;box-shadow:0 8px 20px rgba(4,112,231,.4);opacity:0;visibility:hidden;transform:translateY(12px);transition:all .3s;z-index:80}
.to-top.on{opacity:1;visibility:visible;transform:none}

/* ============ 入场动画 ============ */
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease}
.reveal.on{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .fpane.on,.cpane.on{animation:none}
}

/* ============ 响应式 ============ */
@media (max-width:1240px){
  .blk__title{font-size:32px}
  .life__in{padding:10px 20px}
  .life__arc{display:none}
  .node{padding:6px 8px;font-size:12px}
  .life__name{font-size:34px}
  .feat{grid-template-columns:1fr;gap:34px}
  .feat__pic{order:2}
  .hl-cards{grid-template-columns:repeat(2,1fr)}
  .why{grid-template-columns:1fr;gap:26px}
  .why__core{order:-1;margin-top:10px}
  .p-anchor__in{gap:44px}
  .case{grid-template-columns:1fr}
  .case__pic img{max-height:300px}
}
@media (max-width:760px){
  .blk{padding:56px 0 60px}
  .blk__title{font-size:26px;letter-spacing:1px}
  .blk__desc{margin-bottom:36px}
  .p-anchor__in{gap:0;justify-content:space-between}
  .p-anchor a{padding:15px 6px;font-size:14px}
  .hl-cards{grid-template-columns:1fr}
  .hl-card{min-height:0}
  /* 流程图横向滚动 */
  .life{overflow-x:auto;-webkit-overflow-scrolling:touch}
  .life__in{min-width:940px;padding:14px 30px}
  .life__row--top{margin-bottom:96px}
  .life__name{font-size:28px}
  .mtable{display:none}
  .msteps{flex-wrap:wrap;gap:14px 0}
  .mstep{flex:1 1 33%}
  .mstep + .mstep::before{display:none}
  .case__txt{padding:28px 24px}
  .to-top{right:16px;bottom:20px}
}


/* ============================================================
   档案管理系统 产品详情页（dangan.html）追加样式
   作用域：body.da-page；类名 ar- 前缀；仅追加，不影响教材页既有样式
   ============================================================ */
body.da-page{font-family:var(--font);color:var(--c-text);background:#fff;font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased}

/* ---- 锚点导航（#pageAnchor：Tab 由 detail.js 依据 h2[data-section-title] 自动生成） ---- */
#pageAnchor{position:sticky;top:0;z-index:60;background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.05)}
#pageAnchor .container{width:var(--container);max-width:94%;margin:0 auto;display:flex;justify-content:center;gap:70px;flex-wrap:wrap}
#pageAnchor a{display:block;padding:20px 2px;font-size:16px;color:var(--c-text);border-bottom:3px solid transparent;cursor:pointer;transition:color .2s}
#pageAnchor a:hover{color:var(--c-primary)}
#pageAnchor a.on{color:var(--c-primary);border-bottom-color:var(--c-primary);font-weight:600}

/* ---- 产品概述：轨道环图（底图为空胶囊，文字按原型实测坐标 % 叠加） ---- */
.ar-overview{background: #F7F9FB;}
.ar-orbit{position:relative;width:1204px;max-width:100%;margin:36px auto 0}
.ar-orbit__bg{width:100%}
.ar-orbit__core{position:absolute;left:49.1%;top:27.2%;transform:translate(-50%,-50%);margin:0;font-size:clamp(12px,1.9vw,32px);font-weight:700;color:#fff;text-align:center;line-height:1.55;letter-spacing:1px;white-space:nowrap;text-shadow:0 2px 8px rgba(4,60,160,.35)}
.ar-orbit__node{position:absolute;transform:translate(-50%,-50%);font-size:clamp(9px,1.25vw,20px);font-weight:400;color:#fff;letter-spacing:1px;white-space:nowrap}
.ar-orbit__node--long{letter-spacing:0}

/* ---- 产品价值：4 张浅蓝渐变卡（标题 + 描述 + 底部 3D 插画） ---- */
.ar-values{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:56px}
.ar-value-card{display:flex;flex-direction:column;background: linear-gradient(180deg, #EDF8FF 0%, #F2F9FC 100%);border-radius:14px;padding:26px 22px 0;overflow:hidden;transition:transform .25s,box-shadow .25s}
.ar-value-card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(71,131,244,.16)}
.ar-value-card h3{font-size:20px;font-weight:700;color:var(--c-text);margin:0 0 10px}
.ar-value-card p{flex:1;font-size: 14px;color: var(--c-text-desc);line-height: 26px;margin:0 0 16px}
.ar-value-card img{width:217px;max-width:217px;margin:0 auto;filter:drop-shadow(0 10px 18px rgba(71,131,244,.18))}

/* ---- 系统功能：4 个交替板块（序号水印 + 标签 + 标题 + 副题 + 描述 + 清单） ---- */
.ar-function>.blk__title{padding:84px 0 64px;margin:0}
.ar-feat{padding:72px 0;overflow:hidden}
.ar-feat--light{background:#fff}
.ar-feat--dark{background:linear-gradient(120deg,#0B1736 0%,#122252 100%)}
.ar-feat--lightblue{background:linear-gradient(180deg,#F2F7FF 0%,#E9F1FD 100%)}
.ar-feat--blue{background: linear-gradient(90deg, #1447E6 0%, #372AAC 100%);}
.ar-feat__in{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center}
.ar-feat__in--rev{grid-template-columns:.95fr 1.05fr}
.ar-feat__pic img{width:100%;max-width:620px;margin:0 auto}
.ar-feat__txt{position:relative}
.ar-feat__tag{display: inline-block;color: #155DFC;background: #EFF6FF;border: 1px solid #BEDBFF;border-radius: 20px;padding: 4px 14px;font-size: 12px;font-weight: 600;letter-spacing: 1px;}
.ar-feat__num{display:block;font-style:normal;font-size:96px;font-weight:800;line-height:1.1;color:#F1F5F9;}
.ar-feat--dark .ar-feat__num{color:rgba(255,255,255,.1)}
.ar-feat--blue .ar-feat__num{color:rgba(255,255,255,.1)}
.ar-feat--lightblue .ar-feat__num{color:#BEDBFF}
.ar-feat__title{font-size:30px;font-weight:700;color:var(--c-text);margin:2px 0 10px;letter-spacing:1px}
.ar-feat__txt .ar-feat__sub{font-size:16px;font-weight:600;color:#155DFC;margin:0 0 16px;letter-spacing:.5px}
.ar-feat__desc{font-size: 16px;color: #62748E;line-height: 26px;margin: 0;}
.ar-feat--dark .ar-feat__title,.ar-feat--blue .ar-feat__title{color:#fff}
.ar-feat--dark .ar-feat__sub{color:#51A2FF}
.ar-feat--blue .ar-feat__sub{color:#BEDBFF}
.ar-feat--dark .ar-feat__desc{color:#90A1B9}
.ar-feat--blue .ar-feat__desc{color:rgba(219, 234, 254, 0.8)}
.ar-feat--dark .ar-feat__tag{background:rgba(255,255,255,.15);color:#BEDBFF;border: 1px solid rgba(255,255,255,.2);}
.ar-feat--blue .ar-feat__tag{background:rgba(255,255,255,.15);color:#BEDBFF;border: 1px solid rgba(255,255,255,.2);}
/* 勾选清单（check-icon.png） */
.ar-feat__list{margin-top:24px}
.ar-feat__list li{display:flex;align-items:center;gap:10px;font-size:16px;color:#45556C;padding:6px 0}
.ar-feat__list li img{flex:none;width:19px;height:21px}
.ar-feat--dark .ar-feat__list li,.ar-feat--blue .ar-feat__list li{color:#CAD5E2}
/* 编号清单（03 板块，2×2） */
.ar-feat__steps{display:grid;grid-template-columns:1fr 1fr;gap:16px 26px;margin-top:26px}
.ar-feat__steps li{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--c-text-2)}
.ar-feat--lightblue .ar-feat__steps li{background-color: #fff;padding: 16px;border: 1px solid #DBEAFE;border-radius: 12px;color: #314158;}
.ar-feat__steps i{flex:none;width:24px;height:24px;border-radius:50%;background:#155DFC;color:#fff;font-style:normal;font-size:14px;font-weight:600;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 10px rgba(4,112,231,.28)}

/* ---- 系统优势：4 张白卡（插画 + 标题 + 描述） ---- */
.ar-advs{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:56px;}
.ar-adv-card{background:#fff;border-radius:16px;box-shadow:0 10px 30px rgba(141,168,172,.16);padding:34px 24px 28px;text-align:center;transition:transform .25s,box-shadow .25s}
.ar-adv-card:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(71,131,244,.2)}
.ar-adv-card img{height:160px;width:auto;max-width:100%;object-fit:contain;margin:0 auto 20px}
.ar-adv-card h3{font-size:20px;font-weight:500;color:var(--c-text);margin:0 0 10px}
.ar-adv-card p{font-size:14px;color:var(--c-text-desc);line-height:1.85;margin:0;text-align:left}
.ar-adv-card.reveal.on:nth-child(1){background: linear-gradient(180deg, #E2FBF7 0%, #FFFFFF 68.32%);}
.ar-adv-card.reveal.on:nth-child(2){background: linear-gradient(180deg, #D3E6FE 0%, #FFFFFF 70.15%);}
.ar-adv-card.reveal.on:nth-child(3){background: linear-gradient(180deg, #96C1FC 0%, #FFFFFF 58.54%, #FFFFFF 97.48%);}
.ar-adv-card.reveal.on:nth-child(4){background: linear-gradient(180deg, #C6CFFE 0%, #FFFFFF 68.93%);}

/* ---- 合作客户（浅蓝背景图 + 切换器 + 案例卡） ---- */
.ar-clients-sec{background-color:#F4F8FE;background-image:url('../images/archive-cooperating-clients-bg.png');background-position:center;background-size:cover;background-repeat:no-repeat}
.ar-clients-sec h2{margin:0px 0 6px;}
.ar-clients-sec__sub{text-align:center;color:var(--c-text-desc);font-size:15px;margin:-4px 0 0}
.ar-clients{display:flex;align-items:center;justify-content:center;gap:20px;margin:36px 0 34px}
.ar-clients__tabs{display: flex;align-items: center;justify-content: center;gap: 6px;background: #fff;border: 1px solid #fff;border-radius: 8px;padding: 6px;box-shadow: 0px 4px 16px 0px #0470E71A;width: 240px;height: 60px;font-size: 15px;color: #1A1A1A}
.ar-clients__tabs img{width:24px;height:24px;object-fit:contain}
.ar-clients__arrow{width:34px;height:34px;border-radius:50%;border:1px solid rgba(4,112,231,.2);background:#fff;color:#8FA8C8;font-size:18px;line-height:1;cursor:pointer;transition:all .25s;display: flex;align-items: center;justify-content: center;opacity: 0.4;}
.ar-clients__arrow:hover{color:var(--c-primary);border-color:var(--c-primary)}
.ar-client-pane{display:none}
.ar-client-pane.on{display:block;animation:fadeUp .45s ease both}
/* 案例卡：左文右图，图片右下角「已上线使用」徽标 */
.ar-case{display:grid;grid-template-columns:1fr 400px;max-width:1040px;margin:0 auto;background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 16px 44px rgba(71,131,244,.14);min-height:340px}
.ar-case__txt{position: relative;padding:30px 40px 30px 36px}
.ar-case__cat{position: absolute;left: 0;top: 0;display:flex;align-items:center;gap:6px;background:linear-gradient(90deg,#FF9F43,#FF8A3C);color:#fff;font-size:12px;border-radius:0 0 8px 0;padding:4px 12px;letter-spacing:1px}
.ar-case__cat img{width:12px;height:12px;}
.ar-case__org{display:flex;align-items:center;gap:10px;font-size:13px;color:#0470E7;margin:16px 0 6px}
.ar-case__txt .org-icon{background: linear-gradient(135deg, #EAF2FF 0%, #C8DDFF 100%);padding: 8px;border-radius: 8px} 
.ar-case__org img{width:20px;height:20px;object-fit:contain}
.ar-case__title{font-size:24px;font-weight:700;color:var(--c-text);margin:0 0 14px;letter-spacing:.5px}
.ar-case__list li{position:relative;font-size:13px;color:var(--c-text-2);line-height:1.9;padding:5px 0 5px 18px}
.ar-case__list li::before{content:'';position:absolute;left:2px;top:14px;width:7px;height:7px;border-radius:50%;background:linear-gradient(135deg,#4A85FF,#0470E7)}
.ar-case__list b{color:var(--c-text);font-weight:600}
.ar-case__btn{margin-top:18px;border:1px solid var(--c-primary);color:var(--c-primary);background:#fff;border-radius:6px;padding:8px 26px;font-size:13.5px;letter-spacing:1px;cursor:pointer;transition:all .25s}
.ar-case__btn:hover{background:var(--c-primary);color:#fff}
.ar-case__pic{position:relative}
.ar-case__pic img{width:100%;height:100%;object-fit:cover;position: relative;z-index: 0;}
.ar-case__pic .shadow{position: absolute;right: 0;z-index: 1;}
.ar-case__badge{position:absolute;right:40px;bottom:16px;display:flex;align-items:center;gap:6px;background:rgba(0, 0, 0, 0.45);color:#fff;font-size:12px;border-radius:20px;padding:5px 13px;backdrop-filter: blur(12px);}
.ar-case__badge::before{content:'';width:7px;height:7px;border-radius:50%;background:#4ADE80;box-shadow: 0px 0px 5px 0px #4ADE80;}

/* ---- 档案页响应式 ---- */
@media (max-width:1240px){
  .ar-values,.ar-advs{grid-template-columns:repeat(2,1fr)}
  .ar-feat__in,.ar-feat__in--rev{grid-template-columns:1fr;gap:36px}
  .ar-feat__num{font-size:72px}
  .ar-case{grid-template-columns:1fr}
  .ar-case__pic img{max-height:320px}
}
@media (max-width:760px){
  .ar-values,.ar-advs{grid-template-columns:1fr}
  .ar-feat{padding:50px 0}
  .ar-function>.blk__title{padding:56px 0 40px}
  .ar-feat__steps{grid-template-columns:1fr}
  .ar-feat__title{font-size:22px}
  #pageAnchor .container{gap:0;justify-content:space-between}
  #pageAnchor a{padding:15px 6px;font-size:14px}
  .ar-case__txt{padding:26px 22px}
}


/* ============================================================
   课程考试模块 产品详情页（kecheng.html）追加样式
   作用域：body.ce-page；类名 ce- 前缀；仅追加，不影响教材页/档案页既有样式
   锚点导航复用 #pageAnchor（detail.js 依据 h2[data-section-title] 自动生成）
   ============================================================ */
body.ce-page{font-family:var(--font);color:var(--c-text);background:#fff;font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased}

/* ---- 补一个黄色小图标（在线评估「考核答题效果评估」） ---- */
.ico--y{background:linear-gradient(135deg,#FFD45C,#F0B429)}

/* ---- 产品概述：环形图（对齐原型实测坐标，设计容器 1200px / 图区 1200×400）
   实测换算（原型截图 1692px 宽，容器 1052px → 比例 0.8767）：
   · 中心蓝圆      直径 196px，圆心 = 图区中心
   · 背景光晕      两圈同心淡蓝圆（中心蓝圆后方涟漪）
   · 两侧圆弧      外实线 r=193/圆心 x∓464（拟合 rms=0.58）；内虚线 r=147/圆心 x∓467
   · 徽章白圈      直径 68px，圆心 x：左 -400/-326/-403、右 +411/+334/+409（中间行内收贴弧）
                   行 y = -132 / -11 / +125（相对图区中线）
   · 四角能力卡    浅蓝圆角卡约 232×100，中心 (∓177, ±71)，蓝圆压住卡的 inner 角 ---- */
.ce-overview{background:#F1F4FA}
.ce-orbit{position:relative;width:1200px;max-width:100%;height:400px;margin:46px auto 0}
/* 背景椭圆渐变光晕（原型实测：内圈 #DAE4F9 至 70%，外圈 #E9EFFA 至 96%，边缘渐隐；横向更宽 rx290/ry225） */
.ce-orbit__halo{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:427px;height:427px;border-radius:50%;pointer-events:none;background:#E9EFFA;}
/* 白色半透明横向色带：四组能力卡坐于其上（原型实测 y ±105 / x ±330，两端全圆角） */
.ce-orbit__band{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:291px;height:291px;border-radius:50%;background:#DAE4F9;pointer-events:none;}
/* 两侧大虚线圆（原型拟合：d520，圆心 (∓478,-105)，包住侧栏三组特性与徽章） */
.ce-orbit__ring{position:absolute;border-radius:50%;pointer-events:none;}
.ce-orbit__ring--dash-l{width:384px;height:384px;left:calc(50% - 478px - 174px);top:calc(50% - 105px - 104px);background-image:url('../images/course-circle-dashed-right.png');background-size:cover;background-repeat:no-repeat;z-index:3;}
.ce-orbit__ring--dash-r{width:384px;height:384px;right:-66px;top:calc(50% - 105px - 104px);background-image:url('../images/course-circle-dashed-left.png');background-size:cover;background-repeat:no-repeat;z-index:3;}
/* 中心蓝圆（原型实测为纯色 #437EF3，无渐变、无可感阴影） */
.ce-orbit__core{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:3;width:196px;height:196px;border-radius:50%;margin:0;display:flex;align-items:center;justify-content:center;text-align:center;background:#437EF3;color:#fff;font-size:24px;font-weight:700;line-height:1.7;letter-spacing:1px;box-shadow:0 12px 28px rgba(67,126,243,.22)}
/* 四角能力卡：白色半透明圆角卡坐于色带上（原型实测 fill ≈ rgba(255,255,255,.55)，无边框无阴影）
   上下行不对称（原型实测）：上行卡中心 y=-91（标题 -106），下行卡中心 y=+46（标题 +31）
   左卡中心 x=-172（标题起点 -252）、右卡 +180（标题起点 +100） */
.ce-orbit__pill{position:absolute;z-index:2;transform:translate(-50%,-50%);min-width:230px;padding:22px 34px;border-radius:56.5px;background:linear-gradient(90deg, #F4F8FE 0%, rgba(244, 248, 254, 0.6) 100%);border:2px solid #fff;width:362px;height:113px;}
.ce-orbit__pill b{display:block;font-size:20px;font-weight:700;color:#4385FF;letter-spacing:1px;line-height:1.4;white-space:nowrap}
.ce-orbit__pill span{display:block;font-size:14px;color:var(--c-text-desc);margin-top:8px;line-height:1.75;white-space:nowrap}
.ce-orbit__pill--tl{left:calc(50% - 220px);top:calc(50% - 91px);}
.ce-orbit__pill--bl{left:calc(50% - 220px);top:calc(50% + 46px)}
.ce-orbit__pill--tr{left:calc(50% + 210px);top:calc(50% - 91px)}
.ce-orbit__pill--br{left:calc(50% + 210px);top:calc(50% + 46px)}
.ce-orbit__pill--tl .ce-orbit__pill-text,.ce-orbit__pill--bl .ce-orbit__pill-text{text-align:left;position: absolute;left:140px;}
.ce-orbit__pill--tr .ce-orbit__pill-text,.ce-orbit__pill--br .ce-orbit__pill-text{text-align:left;position: absolute;left:70px;}
/* 两侧特性：文字+白圈徽章整体按徽章圆心 (--bx,--by) 锚定
   item top = 50%+by-27：h4 高度被 54px 徽章撑起、徽章 flex 垂直居中，
   故徽章圆心 = item top + 27 → 精确落在 (--bx,--by)
   左 item 用 right 锚定右缘（与文字宽度解耦），并加 justify-content 把内容压向徽章一侧 */
.ce-orbit__side{display:contents}
.ce-orbit__item{position:absolute;z-index:3;white-space:nowrap;display:flex;gap:15px;}
/* 左侧：item 右缘 = 徽章右缘 = bx+27（用 right 锚定，与文字宽度解耦） */
.ce-orbit__side--l .ce-orbit__item{right:calc(50% - var(--bx) - 27px);top:calc(50% + var(--by) - 27px);text-align:right}
.ce-orbit__side--l .ce-orbit__item .ce-orbit__text{text-align:right;}
.ce-orbit__side--l .ce-orbit__item h4{justify-content:flex-end}
/* 右侧：item 左缘 = 徽章左缘 = bx-27 */
.ce-orbit__side--r .ce-orbit__item{left:calc(50% + var(--bx) - 27px);top:calc(50% + var(--by) - 27px);text-align:left}
.ce-orbit__side--r .ce-orbit__item .ce-orbit__text{text-align:left;}
.ce-orbit__item h4{display:flex;align-items:center;gap:14px;font-size:18px;font-weight:700;color:var(--c-text);margin:0 0 8px;letter-spacing:.5px}
.ce-orbit__item p{font-size:13px;color:#8A99B5;margin:0;line-height:1.7}
/* 白色圆形徽章：素材图 course-circle-dashed-left/right.png（白圆 + 点状内环 + 渐变边），
   左列用 left 素材、右列用 right 素材，直径 54px，图标居中 */
.ce-orbit__badge{flex:none;width:54px;height:54px;background:#EEF2F9;border: 2px solid #FFFFFF;border-radius:50%;display:flex;align-items:center;justify-content:center}
.ce-orbit__badge img{width:24px;height:24px;object-fit:contain}

/* ---- 产品价值：蓝色横幅底（cube 描边素材）+ 平板图 + 4 张白卡（悬浮/点击激活，排他） ---- */
.ce-value{position:relative;padding:0 0 6px;overflow:hidden}
.ce-value__bg{position:absolute;left:0;right:0;top:0;height:400px;background:url('../images/course-blue-banner-with-faint-cube-outline-bg.png') center top/cover no-repeat}
.ce-value .wrap{position:relative;z-index:1;padding-top:74px}
.ce-value .blk__title{color:#fff}
.ce-value__row{display:grid;grid-template-columns:330px 1fr;gap:56px;align-items:start;margin-top:46px;height:400px;}
/* 平板左侧青绿色圆形衬底 */
.ce-value__tablet{position:relative;width:350px;padding-top:12px;}
.ce-value__tablet img{position:relative;z-index:1;width:100%;filter:drop-shadow(0 26px 42px rgba(2,40,110,.38))}
/* 价值卡：正常态（图标+标题居中）；激活态（更高、上移、青绿顶边、展开描述） */
.ce-value__cards{display:flex;align-items:flex-start;gap:14px}
.ce-vcard{height:332px;width:179px;background:#fff;border-radius:6px;box-shadow:0 2px 6px rgba(20,60,140,.14);padding:22px 18px;margin-top:12px;cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;transition:height .5s ease,transform .5s ease,border-color .5s ease,box-shadow .5s ease}
.ce-vcard img{width:84px;object-fit:contain;margin:0 0 16px;filter:drop-shadow(0 8px 14px rgba(71,131,244,.2))}
.ce-vcard h3{font-size:20px;font-weight:700;color:rgba(34,34,34,.8);margin:0}
.ce-vcard__body{display:none;font-size:14px;color:var(--c-text-desc);line-height:1.95;margin:14px 0 0;text-align:left}
.ce-vcard.active{height:396px;width:228px;justify-content:flex-start;box-shadow:0 2px 6px rgba(20,60,140,.2);position:relative;margin-top:0;}
.ce-vcard.active::before{content:'';position:absolute;left:0;top:0px;width:100%;height:12px;border-radius:6px 6px 0 0;background:#00D8D4;z-index:1}
.ce-vcard.active img{margin-top:10px}
.ce-vcard.active .ce-vcard__body{display:block}

/* ---- 产品功能：四节（白底左右布局 / 淡蓝渐变底白色大卡） ---- */
.ce-feat{padding:84px 0 90px;overflow:hidden}
.ce-feat--white{background:#fff}
.ce-feat--dot{background:url('../images/course-light-blue-dot-gradient-bg.png') center top/cover no-repeat}
.ce-feat--blue{background:#F2F7FF url('../images/course-light-blue-gradient-bg.png') center/cover no-repeat}
.ce-feat .blk__title{margin-bottom:52px}
.ce-feat__in{display:grid;grid-template-columns:.9fr 1.1fr;gap:60px;align-items:center}
/* 淡蓝底板块：内容置于半透明白色大卡内 */
.ce-feat__card{background:rgba(255,255,255,.78);border:1px solid rgba(255,255,255,.95);border-radius:24px;padding:54px 58px;box-shadow:0 22px 54px rgba(71,131,244,.1);backdrop-filter:blur(6px)}
.ce-feat__sub{font-size:28px;font-weight:700;color:#0F3670;margin:0 0 24px;letter-spacing:1px}
.ce-feat__item{padding:9px 0}
.ce-feat__item .ico{margin-top:3px}
.ce-feat__item .ce-feat__title{display:flex;align-items:center;gap:10px;}
.ce-feat__item .ce-feat__icon{width: 35px;}
.ce-feat__item h4{font-size:20px;font-weight:500;color:rgba(34,34,34,.8);margin:0}
.ce-feat__item p{font-size:14px;color:var(--c-text-desc);line-height:1.95;margin:5px 0 0}
/* 右侧界面截图：蓝渐变描边相框 */
.ce-feat__pic{padding:18px;border:1px solid rgba(73,132,255,.55);border-radius:20px;background:linear-gradient(245.2deg,rgba(71,131,244,.24) 1.16%,rgba(242,246,254,.24) 98.19%)}
.ce-feat__pic img{width:100%;border-radius:12px}

/* ---- 产品优势：点阵渐变底；左列 3 个优势块 + 青色折线连接；右侧 3 层菱形紧密堆叠 ----
   布局对齐原型实测（设计坐标，容器 1200）：
   · 左列宽 600，块 max-width 440，块间距使三条折线纵向间距 ≈ 170（=菱形层间距）
   · 折线：空心圆点 → 水平段(至 x≈540) → 25° 斜段没入菱形左角后方
   · 菱形堆叠：层宽 325、中心 x≈766，纵向偏移 170（中层 z 最高，遮住上下层前侧面）
   · 菱形文字沿等距台面方向 rotate(26.57deg)，置于台面左侧 31%/44% 处 ---- */
.ce-adv{padding:84px 0 110px;overflow:hidden;background-image: radial-gradient(#ccc 2px, transparent 3px);background-size: 80px 80px;}
.ce-adv__row{position:relative;margin-top:64px;min-height:570px}
.ce-adv__list{width:600px;max-width:100%;padding-top:30px}
.ce-adv__item{position:relative;max-width:595px;margin-bottom:74px}
.ce-adv__item:last-child{margin-bottom:0}
/* 青色折线：空心圆点 + 水平段 + 斜段（.ce-adv__diag），斜段没入菱形左角后方 */
.ce-adv__item::after{content:'';position:absolute;left:-25px;bottom:-22px;width:600px;height:1.5px;background:linear-gradient(90deg,#3ED6C5 0%,rgba(62,214,197,.35) 100%)}
.ce-adv__item::before{content:'';position:absolute;left:-25px;bottom:-25px;width:6px;height:6px;border-radius:50%;border:2px solid #3ED6C5;background:#fff;z-index:1}
/* 斜段：线1/线3 默认向下 35° 没入菱形左角；线3（--up）向上折；线2（--mid）无斜段、水平段加长直抵菱形 */
.ce-adv__diag{position:absolute;left:575px;bottom:-22px;width:78px;height:1.5px;background:linear-gradient(90deg,#3ED6C5 0%,rgba(62,214,197,.2) 100%);transform-origin:left center;transform:rotate(35deg)}
.ce-adv__item--bottom,.ce-adv__item--top{left:120px}
.ce-adv__item--bottom .ce-adv__diag{transform:rotate(-35deg)}
.ce-adv__item--mid{left:50px;}
.ce-adv__item--mid .ce-adv__diag{display:none}
.ce-adv__item--mid.ce-adv__item::after{width:736px}
/* 标签：左深右浅渐隐（原型实测） */
.ce-adv__tag{display:inline-block;background:linear-gradient(270deg, rgba(45, 88, 248, 0.1) 0%, #2D58F8 79.33%);color:#fff;font-size:20px;font-weight:600;letter-spacing:1px;line-height:36px;border-radius:20px;padding:0 18px;width:269px;height:36px;}
.ce-adv__item p{font-size:14px;color:var(--c-text-desc);line-height:2;margin:15px 0 0}
/* 三层菱形紧密堆叠：中层深蓝 z 最高；上层距中层 170，底层更贴近中层（原型实测，
   底层上角被中层前侧面遮住更多），三层水平居中对齐 */
.ce-adv__stack{position:absolute;right:100px;top:70px;width:325px}
.ce-adv__layer{position:absolute;left:50%;width:364px;transform:translateX(-50%)}
.ce-adv__layer img{width:100%;filter:drop-shadow(0 18px 26px rgba(40,90,190,.16))}
.ce-adv__layer--top{top:0;z-index:3}
.ce-adv__layer--mid{top:138px;z-index:2}
.ce-adv__layer--btm{top:278px;z-index:1}
/* 菱形文字：沿等距台面方向倾斜 26.57°，位于台面左侧 */
.ce-adv__layer-text{position:absolute;left:29%;top:61%;transform:translate(-50%,-50%) rotate(30.57deg);font-size:20px;font-weight:700;letter-spacing:2px;white-space:nowrap}
.ce-adv__layer--btm .ce-adv__layer-text{left:29%;top:62%}
.ce-adv__layer-text--blue{color:#4A7EF0}
.ce-adv__layer-text--white{color:#fff;text-shadow:0 2px 6px rgba(2,40,110,.3)}
.ce-adv__layer-text--light{color:#4783F4;}

/* ---- 课程页响应式 ---- */
@media (max-width:1240px){
  .ce-orbit{height:auto;display:grid;gap:26px;justify-items:center;padding-bottom:8px}
  .ce-orbit__halo,.ce-orbit__ring,.ce-orbit__band{display:none}
  .ce-orbit__core{position:static;transform:none}
  .ce-orbit__pill{position:static;transform:none;min-width:0;text-align:center}
  .ce-orbit__side{display:contents}
  .ce-orbit__item{position:static!important;text-align:center!important;white-space:normal}
  .ce-orbit__item h4{justify-content:center}
  .ce-value__row{grid-template-columns:1fr;gap:34px}
  .ce-value__tablet{max-width:420px;margin:0 auto}
  .ce-feat__in{grid-template-columns:1fr;gap:36px}
  .ce-feat__pic{order:2}
  .ce-feat__card{padding:40px 32px}
  /* 产品优势：窄屏改上下堆叠 */
  .ce-adv__row{min-height:0}
  .ce-adv__list{width:100%;padding-top:0}
  .ce-adv__item{margin-bottom:56px}
  .ce-adv__diag{display:none}
  .ce-adv__item::after,.ce-adv__item--mid.ce-adv__item::after{width:70%}
  .ce-adv__stack{position:static;width:290px;margin:20px auto 0}
  .ce-adv__layer--mid{top:142px}
  .ce-adv__layer--btm{top:210px}
}
@media (max-width:760px){
  .ce-feat{padding:56px 0 60px}
  .ce-feat .blk__title{margin-bottom:34px}
  .ce-feat__sub{font-size:19px}
  .ce-feat__card{padding:28px 20px;border-radius:18px}
  .ce-value{padding-bottom:64px}
  .ce-value .wrap{padding-top:52px}
  .ce-value__bg{height:300px}
  .ce-value__cards{flex-direction:column;align-items:stretch}
  .ce-vcard{height:auto;min-height:0;padding:18px}
  .ce-vcard.active{transform:none;height:auto}
  .ce-adv{padding:56px 0 70px}
  .ce-adv__stack{width:290px}
  .ce-adv__layer{width:290px}
  .ce-adv__layer--mid{top:142px}
  .ce-adv__layer--btm{top:210px}
  .ce-adv__layer-text{font-size:16px}
  .ce-orbit__pill{padding:16px 22px}
  .ce-orbit__pill b{font-size:17px}
  .ce-orbit__badge{width:56px;height:56px}
  .ce-orbit__badge img{width:28px;height:28px}
  .ce-orbit__item h4{font-size:16px;gap:11px}
  .ce-orbit__item p{font-size:12.5px}
}


/* ============================================================
   项目任务系统 产品详情页（renwu.html）追加样式
   作用域：body.tk-page；类名 tk- 前缀；仅追加，不影响教材/档案/课程页既有样式
   锚点导航复用 #pageAnchor（detail.js 依据 h2[data-section-title] 自动生成）
   素材：images/task-*.png（跑道 1206×189 / 双圆 1002×735 / 装饰圆 1920×696）
   ============================================================ */
body.tk-page{font-family:var(--font);color:var(--c-text);background:#fff;font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased}

/* ---- 一、产品价值：胶囊跑道（6 标签 + 4 节点）+ 3 列 3D 图标说明 ----
   坐标对齐原型实测（相对跑道图 1206 宽）：
   上排标签圆心 x ≈ 9% / 44% / 77%，下排 ≈ 25% / 59% / 93%；
   跑道边线中心距图顶/底约 10px，标签垂直骑压边线；节点置于同侧标签中点 */
.tk-value-track{background:#fff}
.tk-track{position:relative;width:1206px;max-width:100%;margin:88px auto 0;height:405px;}
.tk-track__loop{width:100%;display:block;}
/* 跑道标签：白色气泡框（素材自带淡蓝描边 + 底部小尾巴），骑压边线，
   主体中心对齐边线、尾巴伸向跑道一侧（flex 居中使主体中心高于盒中心约半个尾巴高） */
.tk-track__list{display:flex;justify-content:space-around;padding:0 40px;position: absolute;top: 0;width: 100%;}
.tk-track__item{display:flex;flex-direction:column;align-items:center;position:relative;}
.tk-track__item:nth-child(2n+1){top:-68px;}
.tk-track__item:nth-child(2n){top:-12px;}
.tk-track__pill{z-index:2;white-space:nowrap;height:56px;padding:0 20px;display:flex;align-items:center;font-size:14px;font-weight:500;color:#4783F4;position:relative;}
.tk-track__pill::after{content: "";position: absolute;inset: 0;background:url('../images/task-chat-bubble-frame.png') center/100% 100% no-repeat;z-index: -1;}
.tk-track__pill--b1::after,.tk-track__pill--b2::after,.tk-track__pill--b3::after{background:url('../images/task-chat-bubble-reverse-frame.png') center/100% 100% no-repeat;}
.tk-track__dot{z-index:1;width:20px;height:20px;border-radius:50%;background:#fff;position:relative;margin:16px 0;}
.tk-track__dot::after{content:'';position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:0;width:32px;height:32px;border-radius:50%;background:rgba(255,255,255,0.62);}
/* 3D 图标：骑压跑道底边线（图标顶边贴线心，主体悬挂于跑道下方），
   列中心 20% / 49% / 79% 与下方说明列（40%/18%/42% 网格）同轴对齐 */
.tk-track__icon--1{left:20%}
.tk-track__icon--2{left:49%}
.tk-track__icon--3{left:79%}
/* 说明三列：列中心 20% / 49% / 79%（b1=40%、b2=58% 的自洽解），与原型图标轴心一致 */
.tk-track-cols{display:grid;grid-template-columns:40% 18% 42%;width:1206px;max-width:100%;position: absolute;bottom: 0px;}
.tk-track-col{text-align:center;display:flex;flex-direction:column;align-items:center;}
.tk-track-col h3{font-size:20px;font-weight:700;color:var(--c-text);margin:0 0 10px}
.tk-track-col p{max-width:230px;margin:0 auto;font-size:14px;color:var(--c-text-desc);line-height:1.95;text-align:justify}

/* ---- 二、产品价值：3×2 浅蓝渐变卡（图标 + 标题 + 两条要点） ---- */
.tk-values{background:#F5F7FA}
.tk-value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;margin-top:48px}
.tk-value-card{background:#EFF5FF;border-radius:12px;padding:24px 26px 22px;transition:transform .25s,box-shadow .25s}
.tk-value-card:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(71,131,244,.14)}
.tk-value-card__head{display:flex;align-items:center;gap:12px}
.tk-value-card__head img{flex:none;width:52px;height:36px;object-fit:contain}
.tk-value-card__head h3{font-size:20px;font-weight:700;color:var(--c-text);margin:0}
.tk-value-card ul{margin:14px 0 0}
.tk-value-card li{position:relative;padding:3px 0 3px 12px;font-size:14px;color:var(--c-text-desc);line-height:1.9}
.tk-value-card li::before{content:'';position:absolute;left:2px;top:14px;width:4px;height:4px;border-radius:50%;background:#0079FE;}

/* ---- 三、产品功能：渐变带（双圆头图 + F1）+ 白底交替行（F2-F4） ----
   顶部渐变为设计稿指定值；双圆头图 1002×735 以页面中线锚定
   （margin-left -823 = 圆图内蓝圆圆心 823px 恰落在页面中线，标题随蓝圆定位） */
.tk-fun{background:#fff}
.tk-fun__top{position:relative;overflow:hidden;min-height:735px;background:linear-gradient(64.38deg,#FFFFFF 0.78%,#FFFFFF 16.61%,#FFFFFF 46.92%,#96CEFB 104.34%)}
.tk-fun__hero{position:absolute;top:20px;left:50%;z-index:0;width:1002px;height:735px;margin-left:-823px;pointer-events:none}
.tk-fun__hero img{width:100%;height:100%}
.tk-fun__hero .tk-fun__title{position:absolute;left:82.1%;top:12.2%;z-index:1;margin:0;font-size:48px;font-weight:700;color:#fff;letter-spacing:3px;line-height:1.4;white-space:nowrap;text-shadow:0 3px 10px rgba(21,80,200,.25);transform:translate(-50%,-50%)}
.tk-fun__title .reveal{display:block}
.tk-fun__top .wrap{position:relative;z-index:1;padding-top:210px}
.tk-fun__row{position:relative;display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}
.tk-fun__row--rev{grid-template-columns:1.1fr .9fr}
.tk-fun__txt{max-width:440px}
.tk-fun__row--rev .tk-fun__txt{max-width:470px}
.tk-fun__name{font-size:20px;font-weight:700;color:var(--c-text);line-height:1.65;margin:0 0 20px;letter-spacing:.5px;position:relative;}
.tk-fun__name .tk-fun__subname{color:rgba(34,34,34,.8)}
.tk-fun__name::after{content:'';position:absolute;left:0;bottom:-12px;width:75px;height:2px;background:#4984FF;}
.tk-fun__list{margin:0}
.tk-fun__list li{position:relative;padding:4px 0 4px 5px;font-size:14px;color:var(--c-text-desc);line-height:1.95}
.tk-fun__shot img{max-width:610px;margin:0 auto;display:block}
.tk-fun__shot--sm img{max-width:540px}
/* F2/F4 界面外围淡蓝渐变圆角相框（截图素材透明底，透出框色） */
.tk-fun__frame{border-radius:26px;padding:22px;}
.tk-fun__top .tk-fun__frame{background: linear-gradient(89.41deg, #C8E5FD 1.43%, #F7F9FB 100.95%);}
.tk-fun__grey .tk-fun__frame{background: linear-gradient(90deg, #C6E4FD 2.63%, rgba(201, 216, 242, 0) 97.91%);}
.tk-fun__white .tk-fun__frame{background: linear-gradient(90deg, rgba(229, 255, 253, 0.25) 2.63%, rgba(201, 216, 242, 0) 44.84%, rgba(229, 255, 253, 0.25) 94.71%);}
.tk-fun__grey{background:#F7F9FB;padding:100px 0 120px;}
.tk-fun__white{background:#fff;padding:100px 0 120px}
.tk-fun__body .tk-fun__row + .tk-fun__row{margin-top:110px}

/* ---- 四、系统优势：装饰圆背景 + 4 张顶彩渐白卡 ----
   背景用分属性写法，避免 shorthand 颜色位置歧义 */
.tk-adv{position:relative;overflow:hidden;background-color:#F5F7FA;background-image:url('../images/task-floating-circle-decoration-bg.png');background-position:center top;background-size:cover;background-repeat:no-repeat}
.tk-adv .wrap{position:relative;z-index:1}
.tk-adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:56px}
.tk-adv-card{border-radius:14px;padding:34px 24px 30px;text-align:center;transition:transform .25s,box-shadow .25s}
.tk-adv-card:hover{transform:translateY(-5px);box-shadow:0 16px 36px rgba(71,131,244,.18)}
.tk-adv-card:nth-child(1){background:linear-gradient(180deg,#DFF7EE 0%,#FFFFFF 62%)}
.tk-adv-card:nth-child(2){background:linear-gradient(180deg,#D9EAFE 0%,#FFFFFF 62%)}
.tk-adv-card:nth-child(3){background:linear-gradient(180deg,#9CC8FD 0%,#FFFFFF 58%)}
.tk-adv-card:nth-child(4){background:linear-gradient(180deg,#D5E5FF 0%,#FFFFFF 62%)}
.tk-adv-card img{height:150px;width:auto;max-width:100%;object-fit:contain;margin:0 auto 22px;display:block}
.tk-adv-card h3{font-size:18px;font-weight:700;color:var(--c-text);margin:0 0 12px}
.tk-adv-card p{font-size:14px;color:var(--c-text-desc);line-height:1.85;margin:0;text-align:left}

/* ---- 项目任务页响应式 ---- */
@media (max-width:1500px){
  .tk-fun__hero{margin-left:-790px}
}
@media (max-width:1240px){
  .tk-value-grid{grid-template-columns:repeat(2,1fr)}
  /* 双圆头图改为文档流内居中，标题百分比坐标仍贴合蓝圆 */
  .tk-fun__hero{position:relative;left:auto;top:auto;margin:0 auto;width:760px;max-width:94vw;height:auto}
  .tk-fun__hero img{height:auto}
  .tk-fun__top{min-height:0;padding-bottom:90px}
  .tk-fun__top .wrap{padding-top:40px}
  .tk-fun__top .tk-fun__row{margin-top:44px}
  .tk-fun__row,.tk-fun__row--rev{grid-template-columns:1fr;gap:36px}
  .tk-fun__txt{order:-1;max-width:560px}
  .tk-fun__shot img{max-width:640px}
  .tk-adv-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  .tk-track__pill{height:36px;padding:0 12px;font-size:11px}
  .tk-track__dot{width:6px;height:6px;border-width:1px}
  .tk-track__icon{width:44px;bottom:-36px}
  .tk-track-cols{grid-template-columns:1fr;gap:30px}
  .tk-track-col p{max-width:100%}
  .tk-value-grid{grid-template-columns:1fr}
  .tk-fun__title{font-size:26px;letter-spacing:2px}
  .tk-fun__name{font-size:19px}
  .tk-fun__frame{padding:12px;border-radius:16px}
  .tk-fun__body{padding:60px 0 70px}
  .tk-fun__body .tk-fun__row + .tk-fun__row{margin-top:70px}
  .tk-adv-grid{grid-template-columns:1fr}
  .tk-adv-card img{height:120px}
}


/* ============================================================
   教保平台 产品详情页（jiaobao.html）追加样式
   作用域：body.jb-page；类名 jb- 前缀；仅追加，不影响教材/档案/课程/任务页既有样式
   锚点导航复用 #pageAnchor（detail.js 依据 h2[data-section-title] 自动生成）
   素材：images/teaching-*.png（四张 UI 切图已含左上角应用图标，整图直接使用）
   背景均用分属性写法，避免 background 简写颜色位置歧义
   ============================================================ */
body.jb-page{font-family:var(--font);color:var(--c-text);background:#fff;font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased}

/* ---- 一、产品概述（背景 #F7F9FB） ---- */
.jb-ov{background:#F7F9FB}
.jb-ov__layout{position:relative;display:flex;gap:12px;margin-top:44px}
.jb-ov__main{flex:5;}
/* 介绍行：蓝色渐变胶囊 + 白色圆角横条 */
.jb-ov__intro{display:flex;align-items:center;gap:27px;margin-bottom:16px;background: #fff;border-radius: 29.5px;box-shadow: 0 0 8.6px 0 rgba(67, 133, 255, 0.42);}
.jb-ov__intro-pill{flex:none;height:59px;line-height:59px;padding:0 60px;border-radius:29.5px;background:#4385FF;color:#fff;font-size:20px;letter-spacing:1px;box-shadow:0 0 8.6px 0 rgba(67, 133, 255, 0.42);}
.jb-ov__intro-bar{margin:0;color: #4385FF;font-size:20px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
/* 虚线平台框 */
.jb-ov__panel{border:2px dashed #7FA8F5;border-radius:14px;padding:16px 18px 18px}
.jb-ov__panel-head{display:flex;align-items:center;gap:9px;margin:0 0 14px;font-size:20px;font-weight:500;color:#4385FF;letter-spacing:1px}
.jb-ov__panel-head img{width:auto}
.jb-ov__mods{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}
/* 三大模块卡：白色卡 + 蓝色渐变头条 */
.jb-mod{background:#fff;border-radius:18px;box-shadow:0 3px 4px rgba(120,150,200,.05);padding:50px 12px 14px;position:relative;}
.jb-mod__head{position:absolute;top:0;left:0;width:100%;height:35px;line-height:35px;border-radius:17.5px;background:#4385FF;color:#fff;font-size:18px;text-align:center;letter-spacing:2px;}
.jb-mod__body{position:relative;height:165px}
.jb-mod.mid .jb-mod__body{padding-top:5px;}
/* 经费管理：环形流程（细环素材 + 中心刷新 + 四角节点） */
.jb-cycle{position:absolute;left:19px;top:16px;width:141px;height:141px}
.jb-cycle__ring{width:100%;height:100%}
.jb-cycle__core{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);height:auto}
.jb-cycle__node{position:absolute;width:30px;height:30px;text-align:center;z-index:1;font-style:normal;font-size:10px;color: #4385FF;background:#fff;border:1px solid #4385FF;filter: drop-shadow(0 0 4px #CBDDFF);border-radius:50%;line-height:28px;white-space:nowrap}
.jb-cycle__node--t{left:50%;top:-7px;transform:translateX(-50%)}
.jb-cycle__node--r{right:-14px;top:50%;transform:translateY(-50%)}
.jb-cycle__node--b{left:50%;bottom:-7px;transform:translateX(-50%)}
.jb-cycle__node--l{left:-14px;top:50%;transform:translateY(-50%)}
/* 经费购买设备登记：向左实心箭头 + 浅蓝标签（置于环右上，箭头搭在环沿） */
.jb-cycle__reg{position:absolute;right:-52px;top:6px;display:flex;align-items:center;z-index:1;}
.jb-cycle__reg img{width:48px;height:auto;flex:none}
.jb-cycle__reg span{color:#fff;font-size:14px;background-image:url('../images/teaching-left-arrow.png');background-size: cover;background-repeat: no-repeat;width: 136px;height: 49px;text-align: center;line-height: 49px;padding-left:20px;white-space:nowrap}
/* 审核批复：橙色虚线箭头 + 双行橙色文字（置于环下方，避开执行节点） */
.jb-cycle__audit{position:absolute;right:-30px;bottom:28px;background:#fff;border-radius:10px;box-shadow: 0px 0px 7.4px 0px #CBDDFF;padding: 8px 0;width:101px;height:75px;}
.jb-cycle__audit img{height:auto;flex:none}
.jb-cycle__audit img:first-of-type{margin:2px 0 2px 26px}
.jb-cycle__audit img:last-of-type{transform: scaleX(-1);margin:2px 0 0 7px;}
.jb-cycle__audit p{margin:0 0 0 18px;font-size:12px;line-height:1.9;color:#F6A025;font-weight:500;white-space:nowrap}
/* 装备管理：三行标签环绕中心 3D 图标 */
.jb-eq{display:flex;flex-direction:column;align-items:center;gap:8px;}
.jb-eq__row{display:flex;align-items:center;justify-content:center;gap:10px}
.jb-mod.mid .jb-eq__row:first-of-type{gap: 64px;}
.jb-mod.mid .jb-eq__row:nth-of-type(3){gap: 93px;}
.jb-mod.mid .jb-eq__row:last-of-type{position:relative;top:-20px;}
.jb-eq__icon{width:100px;height:auto;filter:drop-shadow(0 8px 14px rgba(71,131,244,.25))}
/* 实验室管理：文档图标 + 要点清单 + 2×2 标签 */
.jb-lab{display:flex;justify-content: space-evenly;align-items: flex-start;gap:12px;}
.jb-lab__doc{flex:none;height:auto;margin-top:2px}
.jb-lab__list li{position:relative;font-size:14px;color: #4385FF;line-height:2.05;padding-left:13px;white-space:nowrap}
.jb-lab__list li::before{content:'';position:absolute;left:2px;top:12px;width:4px;height:4px;border-radius:50%;background:#4385FF;}
.jb-lab__pills{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:10px;padding:0 2px}
/* 通用白底蓝描边小标签 */
.jb-pill{border:1px solid #ECF2FE;border-radius:25px;background:#F9FBFF;color:#4385FF;font-size:14px;line-height:23px;text-align:center;white-space:nowrap;width:111px;box-shadow: 0 0 33px 0 rgba(201, 220, 255, 0.53);}
.jb-mod.mid .jb-pill{width:73px;border: 1px solid #BAD2FF;border-radius:43px;box-shadow: none;}
/* 中缝双向箭头 */
.jb-ov__mid{display:flex;align-items:center;justify-content:center}
.jb-ov__mid img{height:auto}
/* 右侧能力卡：课表导入 / 安全保密 / 国产化运行 */
.jb-ov__side{background:#fff;border-radius:30px;box-shadow:0 8px 12px rgba(120,150,200,.12);display:flex;flex-direction:column;align-items:center;justify-content:space-evenly;gap:30px;padding:36px 0;flex:1;}
.jb-ov__side span{width:130px;height:70px;line-height:70px;border:1px solid #D1E1FF;border-radius:35px;background:#fff;color:#4385FF;font-size:20px;text-align:center;box-shadow: 0px 0px 10.7px 0px #CCDCFC;}
/* 底部联动横幅：蓝色渐变通栏胶囊 */
.jb-ov__banner{margin-top:27px;min-height:58px;border-radius:29px;background:#4385FF;display:flex;align-items:center;justify-content:space-around;padding:8px 26px;box-shadow: 0px 0px 8.6px 0px rgba(67, 133, 255, 0.42);}
.jb-ov__banner-item{display:flex;align-items:center;gap:17px;color:#fff;font-size:18px;letter-spacing:1px;white-space:nowrap}
.jb-ov__banner-item img{height:auto}

/* ---- 二、产品价值（白底 + 灰色占位条 + 3×2 图标卡） ---- */
/* .jb-values-ph{height:100px;margin:40px 0 66px;background:#C6C6C6;border-radius:2px} */
.jb-values{display:grid;grid-template-columns:repeat(3,1fr);gap:56px 22px;margin-top: 80px;}
.jb-vcard{position:relative;background:#F3F7FD;border-radius: 20px 6px 0 0;padding:44px 26px 28px;min-height:198px;transition:transform .25s,box-shadow .25s}
.jb-vcard:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(71,131,244,.14)}
/* 3D 图标骑压卡片顶边（半出卡外） */
.jb-vcard__ico{position:absolute;top:-35px;right:34px;width:93px;height:93px;border:2px solid #fff;background-color:#D8E9FF;border-radius:50%;filter:drop-shadow(0 6px 12px rgba(71,131,244,.22));display: flex;align-items: center;justify-content: center;}
.jb-vcard h3{margin:0 0 10px;font-size:20px;font-weight:500;color:var(--c-text)}
.jb-vcard p{margin:0;font-size:14px;color:var(--c-text-desc);text-align:justify}

/* ---- 三～六、功能板块（实验室 / 装设备 / 经费 / GIS） ---- */
/* 实验室：#F5F9FD + 左侧曲线渐隐背景；经费：#F5F9FD + 右侧六边形背景 */
.jb-feat--lab{background-color:#F5F9FD;background-image:url('../images/teaching-curve-fade-bg.png');background-position:left center;background-repeat:no-repeat;background-size:615px auto}
.jb-feat--fund{background-color:#F5F9FD;background-image:url('../images/teaching-hexagon-shape-bg.png');background-position:right center;background-repeat:no-repeat;background-size:contain}
.jb-feat--equip,.jb-feat--gis{background:#fff}
.jb-feat__in{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:flex-start;}
.jb-feat__txt h3{margin:0 0 10px;font-size:20px;font-weight:500;color:var(--c-text)}
.jb-feat__sub{margin:0 0 10px;padding-bottom:16px;font-size:20px;font-weight: 500;color:rgba(34,34,34,.8);position:relative;}
.jb-feat__sub::after{content:'';position:absolute;left:0;bottom:0;width:68px;height:2px;background:#4984FF;}
.jb-feat__list li{position:relative;padding:7px 0 7px 5px;font-size:14px;line-height:1.95;color:var(--c-text-desc);text-align:justify}
.jb-feat__list li::before{content:'- ';color:#9AA7B8}
.jb-feat__pic img{height:auto;margin:0 auto;position: relative;top: -36px;}

/* ---- 七、产品优势（横向渐变底 + 中心盾牌 + 三张白卡） ---- */
.jb-adv{background:linear-gradient(90deg,#EBF7FF 0%,#FAFCFF 100%)}
.jb-adv__stage{position:relative;display:flex;justify-content:center;align-items:flex-start;margin-top:46px}
.jb-adv__shield{position:relative;width:600px;flex:none}
.jb-adv__shield>img{width:100%;height:auto;display:block}
/* 盾内文字置于内盾上半部（避开底部叠压卡） */
.jb-adv__shield-txt{position:absolute;left:50%;top:46%;transform:translate(-50%,-50%);text-align:center;line-height:1.5}
.jb-adv__shield-txt .grad{margin:0 0 2px;font-size:44px;font-weight:500;letter-spacing:2px;background:linear-gradient(90deg, #41E291 0%, #4385FF 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.jb-adv__shield-txt b{display:block;font-size:44px;font-weight:500;color:#000;letter-spacing:3px}
.jb-adv__card{width:335px;border-radius:12px;background: linear-gradient(180deg, #F0FDFC 0%, #FFFFFF 58.66%);box-shadow:0 10px 26px rgba(120,150,200,.12);padding:22px 18px 20px;text-align:center;margin-top:196px;margin-right: -60px;margin-left: -60px;}
.jb-adv__card h3{margin:0 0 36px;font-size:20px;font-weight:700;color:#000;position:relative;}
.jb-adv__card h3::after{content:'';position:absolute;left:50%;bottom:-18px;transform:translateX(-50%);width:260px;height:1px;background: linear-gradient(90deg, rgba(225, 225, 225, 0) 1.45%, #E1E1E1 54.81%, rgba(225, 225, 225, 0) 100%, rgba(225, 225, 225, 0.0900108) 100%);}
.jb-adv__cols{display:flex;justify-content:space-around;gap:10px}
.jb-adv__col b{display:block;margin-bottom:4px;font-size:14px;font-weight:700}
.jb-adv__col b.g{color:#41E291}
.jb-adv__col b.b{color:#4984FF}
.jb-adv__col span{font-size:14px;color:var(--c-text-desc);white-space:nowrap}
/* 底部卡片：叠压盾牌下段，盾尖从卡下露出 */
.jb-adv__card--btm{position:absolute;left:50%;bottom:5%;transform:translateX(-50%);margin:0;z-index:2}

/* ---- 教保页响应式 ---- */
@media (max-width:1240px){
  .jb-ov__layout{grid-template-columns:1fr}
  .jb-ov__mid{display:none}
  .jb-ov__side{flex-direction:row;justify-content:center;padding:20px}
  .jb-ov__mods{grid-template-columns:1fr}
  .jb-values{grid-template-columns:repeat(2,1fr)}
  .jb-feat__in{grid-template-columns:1fr;gap:36px}
  .jb-feat__pic{order:2}
  .jb-adv__stage{flex-wrap:wrap;gap:28px}
  .jb-adv__card{margin-top:0}
  .jb-adv__card--btm{position:static;transform:none}
}
@media (max-width:760px){
  .jb-ov__intro{flex-wrap:wrap}
  .jb-ov__intro-bar{white-space:normal;line-height:1.7;padding:10px 18px;height:auto;border-radius:16px}
  .jb-ov__side{flex-direction:column}
  .jb-ov__banner{flex-direction:column;gap:8px;border-radius:16px;padding:16px}
  .jb-values{grid-template-columns:1fr;gap:52px}
  .jb-adv__shield{width:100%;max-width:420px}
  .jb-adv__shield-txt .grad{font-size:22px}
  .jb-adv__shield-txt b{font-size:24px}
  .jb-adv__cols{flex-wrap:wrap}
}


/* ============================================================
   体能考核系统 产品详情页（tineng.html）追加样式
   作用域：body.ft-page；类名 ft- 前缀；仅追加，不影响教材/档案/课程/任务/教保页既有样式
   锚点导航复用 #pageAnchor（detail.js 依据 h2[data-section-title] 自动生成）
   素材：images/fitness-*.png
   坐标对齐原型实测（截图 1080px 宽 ≙ 1920 设计稿，换算比例 1.79，
   概述图区原点 = 弧顶 / 页面中线）：
   · 徽章蓝圆 d≈80，外圈光晕 d≈108；徽章圆心：(0,192) / (±325,126) / (±331,398)
   · 弧线装饰圆点：(0,11) / (-496,329) / (+510,328)
   ============================================================ */
body.ft-page{font-family:var(--font);color:var(--c-text);background:#fff;font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased}

/* ---- 一、产品概述（白底 + 虚线弧轨道图） ---- */
.ft-ov{background:#fff}
.ft-ov__desc{max-width:1200px;margin:0 auto;font-size:14px;color:var(--c-text-desc);text-indent:2em;}
.ft-orbit{position:relative;width:1200px;max-width:100%;height:645px;margin:62px auto 0}
/* 双层虚线弧背景（素材自带两圈同心弧，顶部对齐弧顶） */
.ft-orbit__arc{position:absolute;left:50%;top:0;transform:translateX(-50%);width:1400px;max-width:none;pointer-events:none}
/* 双层点状虚线同心弧（CSS 绘制，替代素材弧图 fitness-dashed-arc-bg：
   素材内弧为大弧 R≈435 会扫过四角徽章，与原型不符。
   原型实测（design，相对 orbit 顶）：外弧 R641 / 圆心 dy641，内弧 R119 / 圆心 dy265
   （小弧紧贴 score 徽章后方，下半被笔记本遮挡）；外弧自 dy≈430 渐隐、dy≈615 消失） */
.ft-orbit__ring{position:absolute;left:50%;transform:translateX(-50%);border-radius:50%;pointer-events:none}
.ft-orbit__ring--outer{top:0;width:1094px;height:1094px;border:2px dotted rgba(105,150,241,.9);
  -webkit-mask-image:linear-gradient(180deg,#000 32%,rgba(0,0,0,.5) 40%,transparent 48%);
  mask-image:linear-gradient(180deg,#000 32%,rgba(0,0,0,.5) 40%,transparent 48%)}
.ft-orbit__ring--inner{top:173px;width:748px;height:748px;border:2px dotted rgba(105,150,241,.8);mask-image: linear-gradient(180deg, #000 32%, rgba(0, 0, 0, .5) 40%, transparent 48%);}
/* 中心笔记本 + 平台层（素材含光束与底部虚线椭圆） */
.ft-orbit__laptop{position:absolute;left:50%;top:272px;transform:translateX(-50%);width:480px;max-width:none}
/* 弧线装饰圆点：白边蓝心小圆 */
.ft-orbit__dot{position:absolute;z-index:1;width:15px;height:15px;border-radius:50%;background:#4385FF;border:4px solid #DDE9FF;}
.ft-orbit__dot--t{left:50%;top:-7.5px;transform:translateX(-50%)}
.ft-orbit__dot--l{left:calc(50% - 505px);top:315px}
.ft-orbit__dot--r{left:calc(50% + 490px);top:314px}
/* 轨道节点：光晕圈 + 蓝圆白图标 + 文字；整体以徽章圆心 (--bx,--by) 锚定 */
.ft-orbit__item{position:absolute;z-index:2;display:flex;align-items:center;gap:7px}
.ft-orbit__badge{flex:none;width:122px;height:122px;border-radius:50%;background:#dde9ff;display:flex;align-items:center;justify-content:center}
.ft-orbit__badge-in{width:102px;height:102px;border-radius:50%;background:#437EF3;display:flex;align-items:center;justify-content:center;border: 10px solid #cbddff;}
.ft-orbit__text{text-align:left;}
.ft-orbit__text h4{font-size:20px;font-weight:500;color:var(--c-text);margin:0 0 10px;}
.ft-orbit__text p{font-size:14px;color:var(--c-text-desc);font-weight:500;margin:0;text-align:left;}
/* 顶部节点（智能成绩录入打分）：文字在上、徽章在下，整体居中 */
.ft-orbit__item--top{left:50%;top:7px;transform:translateX(-50%);flex-direction:column;gap:0;text-align:center}
.ft-orbit__item--top .ft-orbit__text p{max-width:218px;}
.ft-orbit__item--top .ft-orbit__badge{margin-top:0}
/* 左侧节点：文字右对齐，徽章贴右（右缘 = 圆心 x + 54） */
.ft-orbit__item--tl,.ft-orbit__item--bl{right:calc(50% - var(--bx) - 54px);top:calc(var(--by) - 54px)}
.ft-orbit__item--tl .ft-orbit__text,.ft-orbit__item--bl .ft-orbit__text{text-align:right}
.ft-orbit__item--tl .ft-orbit__text p,.ft-orbit__item--bl .ft-orbit__text p{max-width:215px;margin-left:auto}
/* 右侧节点：徽章贴左（左缘 = 圆心 x - 54） */
.ft-orbit__item--tr,.ft-orbit__item--br{left:calc(50% + var(--bx) - 54px);top:calc(var(--by) - 54px)}
.ft-orbit__item--tr .ft-orbit__text p,.ft-orbit__item--br .ft-orbit__text p{max-width:215px}
.ft-orbit__item--tl{--bx:-325px;--by:117px}
.ft-orbit__item--tr{--bx:325px;--by:117px}
.ft-orbit__item--bl{--bx:-331px;--by:382px}
.ft-orbit__item--br{--bx:331px;--by:382px}
/* 顶部节点徽章圆心 (0,179) */
.ft-orbit__item--top .ft-orbit__badge{position:relative}

/* ---- 二、产品价值（4 张浅蓝渐变卡，3D 文件夹图标骑压右上角） ---- */
.ft-values{background:#fff}
.ft-val-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:27px;margin-top:60px}
.ft-val-card{position:relative;border-radius:18px;background:linear-gradient(96.53deg,#CFEAFF 1.15%,#B6DAF6 92.1%);padding:18px 4px 8px}
.ft-val-card__ico{position:absolute;top:-30px;right:6px;width:94px;height:auto;filter:drop-shadow(0 8px 14px rgba(71,131,244,.25))}
.ft-val-card__head{display:flex;align-items:center;gap:7px;min-height:54px;padding:2px 4px 14px}
.ft-val-card__spark{flex:none;height:auto}
.ft-val-card__head h3{font-size:20px;font-weight:500;color:#000;margin:0;letter-spacing:.5px;white-space:nowrap}
.ft-val-card__body{background:#fff;border-radius:14px;padding:18px 6px 18px 14px}
.ft-val-card__body li{display:flex;align-items:flex-start;gap:9px;padding:7px 0;font-size:14px;color:var(--c-text-desc);line-height:1.75}
.ft-val-card__body li img{flex:none;margin-top:3px}

/* ---- 三～六、功能板块（考试标准 / 创建考核任务 / 成绩录入 / 成绩分析） ----
   板块背景为设计稿指定渐变；图块背景两种：
   浅（考试标准/成绩分析）linear-gradient(295.05deg,#D3EBFF 1.9%,#F4FAFF 91.6%)
   深（创建任务/成绩录入）linear-gradient(295.05deg,#B8DEFE 1.9%,#F1F8FF 91.6%) */
.ft-feat{padding:84px 0 96px;overflow:hidden}
.ft-feat--std,.ft-feat--ana{background:linear-gradient(101.06deg,#FFFFFF 13.49%,#EEF2FA 41.27%,#E3ECF7 100.17%)}
.ft-feat--task{background:linear-gradient(101.06deg,#FFFFFF 13.49%,#F3FAFF 30.21%,#F4FAFF 55.93%,#F4FAFF 71.1%,#FFFFFF 96.84%)}
.ft-feat--entry{background:linear-gradient(101.06deg,#FFFFFF 13.49%,#F3FAFF 30.21%,#F5F8FF 51.25%,#F4FAFF 71.1%,#FFFFFF 96.84%)}
.ft-feat .blk__title{margin-bottom:54px}
/* 白卡行（考试标准：左图右文；成绩分析：左文右图） */
.ft-feat__card{display:grid;grid-template-columns:560px 1fr;background:#fff;border-radius:4px;overflow:hidden;padding: 8px;}
.ft-feat__card--rev{grid-template-columns:1fr 560px}
/* 无卡行（创建考核任务：左文右图；成绩录入：左图右文） */
.ft-feat__row{display:grid;grid-template-columns:1fr 560px;gap:64px;align-items:center}
.ft-feat__row--rev{grid-template-columns:560px 1fr}
/* 图块 */
.ft-feat__pic{display:flex;align-items:center;justify-content:center;padding:26px;min-height:380px;background:linear-gradient(295.05deg,#D3EBFF 1.9%,#F4FAFF 91.6%);border-radius:16px}
.ft-feat__pic--deep{background:linear-gradient(295.05deg,#B8DEFE 1.9%,#F1F8FF 91.6%)}
.ft-feat__pic img{max-width:100%;height:auto}
/* 纯渐变占位块（考核成绩录入左侧，无图） */
.ft-feat__pic--empty{padding:0}
/* 文字清单：蓝色心形要点 + 描述 */
.ft-feat__txt{padding:40px 46px;display:flex;flex-direction:column;justify-content:center}
.ft-list li{display:flex;align-items:flex-start;gap:12px}
.ft-list li + li{margin-top:32px}
.ft-list li img{flex:none;margin-top:5px}
.ft-list li p{margin:0;font-size:14px;color:rgba(0,0,0,.5);text-align:justify}

/* ---- 七、产品优势（渐变底 + 4 张渐变卡） ---- */
.ft-adv{background:linear-gradient(189.81deg,#A9CDFD -0.04%,#DAE8FD 35.6%,#F4F8FD 92.91%)}
.ft-adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:45px;margin-top:110px}
.ft-adv-card{display:flex;flex-direction:column;min-height:322px;border-radius:18px;border:2px solid #fff;background:linear-gradient(153.31deg,#F1F7FE 3.07%,#BDD5FE 91.2%);padding:162px 24px 30px;transition:transform .25s,box-shadow .25s;position: relative;}
.ft-adv-card:hover{transform:translateY(-5px);box-shadow:0 16px 36px rgba(71,131,244,.2)}
.ft-adv-card img{width:auto;max-width:100%;object-fit:contain;margin:8px auto 30px;position: absolute;top: -70px;left: -2px;}
.ft-adv-card h3{font-size:20px;color:var(--c-text);margin:0 0 10px}
.ft-adv-card p{font-size:14px;color:var(--c-text-desc);line-height:1.85;margin:0;text-align:justify}

/* ---- 体能考核页响应式 ---- */
@media (max-width:1240px){
  .ft-orbit{height:auto;display:flex;flex-direction:column;align-items:center;gap:30px;padding-bottom:10px}
  .ft-orbit__arc,.ft-orbit__ring,.ft-orbit__dot{display:none}
  .ft-orbit__laptop{position:static;transform:none;order:-1;width:min(500px,88vw)}
  .ft-orbit__item{position:static!important;flex-direction:column;text-align:center;gap:12px}
  .ft-orbit__item--top{transform:none}
  .ft-orbit__item--tl .ft-orbit__text,.ft-orbit__item--bl .ft-orbit__text{text-align:center}
  .ft-orbit__item--tl .ft-orbit__text p,.ft-orbit__item--bl .ft-orbit__text p{margin-left:0}
  .ft-val-grid,.ft-adv-grid{grid-template-columns:repeat(2,1fr)}
  .ft-feat__card,.ft-feat__card--rev,.ft-feat__row,.ft-feat__row--rev{grid-template-columns:1fr;gap:36px}
  .ft-feat__card .ft-feat__pic{order:0}
  .ft-feat__row .ft-feat__txt{order:-1}
  .ft-feat__row--rev .ft-feat__txt{order:1}
  .ft-feat__txt{padding:8px 6px}
  .ft-feat__pic{min-height:0}
}
@media (max-width:760px){
  .ft-feat{padding:56px 0 60px}
  .ft-feat .blk__title{margin-bottom:34px}
  .ft-ov__desc{font-size:14px;text-align:justify}
  .ft-orbit__badge{width:88px;height:88px}
  .ft-orbit__badge-in{width:64px;height:64px}
  .ft-orbit__badge-in img{width:30px;height:30px}
  .ft-orbit__item h4{font-size:17px}
  .ft-val-grid,.ft-adv-grid{grid-template-columns:1fr}
  .ft-val-card__ico{width:78px;top:-22px}
  .ft-feat__pic{padding:16px}
}


/* ============================================================
   解决方案页（jiejuefangan.html）追加样式
   作用域：body.so-page；类名 so- 前缀；仅追加，不影响其它详情页既有样式
   锚点导航复用 #pageAnchor（detail.js 依据 h2[data-section-title] 自动生成）
   素材：images/solution-*.png
   ============================================================ */
body.so-page{font-family:var(--font);color:var(--c-text);background:#fff;font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased}

/* ---- 一、Banner ---- */
.so-hero{background:#EEF1FB url('../images/solution-banner.png') center/cover no-repeat;padding:96px 0 130px;margin-top: 100px;height: 479px;}
.so-hero__title{margin:0 0 18px;font-size:40px;font-weight:700;color:#000;letter-spacing:2px;line-height:1.3}
.so-hero__desc{margin:0;max-width:520px;font-size:14px;color:rgba(34,34,34,.65);line-height:1.9}

/* ---- 二、行业痛点 ---- */
.so-pain{background-color:#F4F8FE;background-image:url('../images/solution-pale-blue-soft-wavy-bg.png');background-position:center;background-size:cover;background-repeat:no-repeat}
.so-pain__layout{display:flex;align-items:center;gap:24px;margin-top:20px}
.so-pain__cards{flex:none;display:flex;flex-direction:column;gap:38px}
/* 痛点卡：左上角 3D 图标骑压卡角，卡体浅蓝渐变 + 不对称圆角 */
.so-card{position:relative;width:515px;max-width:100%;height:137px;border-radius:37px 37px 7px 37px;background:linear-gradient(90deg,#F7F7FF 58.23%,#D5E3FF 100%);box-shadow:15px 8px 10.1px 0 #D6DFFA;padding:23px 42px 0 78px;}
.so-card:nth-child(1){margin-left:64px}
.so-card:nth-child(2){margin-left:0}
.so-card:nth-child(3){margin-left:40px}
.so-card__ico{position:absolute;left:-10px;top:-30px;width:103px;height:103px;background:url('../images/solution-pain-point-content-item-icon.png') center/contain no-repeat;display:flex;align-items:center;justify-content:center;filter:drop-shadow(0 6px 10px rgba(67,133,255,.18))}
.so-card__ico img{width:40px;height:40px;margin-top:8px}
.so-card__head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.so-card__head h3{margin:0;font-size:20px;font-weight:500;color:#000}
.so-card__tag{flex:none;width:71px;height:28px;line-height:26px;border-radius:16.5px;border:1px solid #C0D6FF;background:#FFF;box-shadow:0 2px 4px 0 rgba(181,198,231,.43);color:#4385FF;font-size:14px;text-align:center;white-space:nowrap}
.so-card__body{margin:12px 0 0;font-size:14px;color:var(--c-text-desc);text-align:justify}
.so-pain__pic{flex:1;min-width:0;text-align:center}
.so-pain__pic img{width:661px;max-width:100%;height:auto;margin:0 auto}

/* ---- 三、整体方案概述 ---- */
.so-ov{background-color:#fff;background-image:url('../images/solution-white-wave-document-decoration-bg.png');background-position:top;background-size:contain;background-repeat:no-repeat}
.so-ov__sub{text-align:center;font-size:14px;color:var(--c-text-desc);margin:-26px 0 0}
/* 舞台：1400×620，超出 1200 容器时两侧居中外溢（.blk overflow:hidden 兜底） */
.so-ov__stage{position:relative;width:1200px;height:586px;margin:54px 0 0  ;transform-origin:top center}
.so-ov__wave--l{position: absolute;left: 142px;top: 49%;transform: translateY(-50%);z-index: 2;}
.so-ov__wave--r{position: absolute;right: 142px;top: 49%;transform: translateY(-50%) scaleX(-1);z-index: 2;}
.so-ov__container{width:362px;height:362px;position:absolute;top:50%;transform:translateY(-50%);z-index: 3;}
.so-ov__container--l{left:112px;}
.so-ov__container--r{right:96px;}
.so-ov__arrow--lt{position:absolute;left:18px;top:0 ;z-index:8;}
.so-ov__arrow--lb{position:absolute;left:43px;bottom:0 ;z-index:8;}
.so-ov__arrow--rt{position:absolute;right:26px;top:0 ;z-index:8;}
.so-ov__arrow--rb{position:absolute;right:44px;bottom:0 ;z-index:8;}
/* 两侧业务圆（左实线带浅蓝底 / 右虚线） */
.so-ov__circle{position:absolute;top:0;width:586px;height:586px;border-radius:50%;z-index:1}
.so-ov__circle--l{left:0;}
.so-ov__circle--l::before{content: "";position: absolute;inset: 0;background: linear-gradient(180deg, #3E79FF 0%, #65CBF4 100%);border-radius: 50%;z-index: 0;padding: 3px;mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);mask-composite: exclude;-webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);-webkit-mask-composite: xor;}
.so-ov__circle--r{right:0;}
.so-ov__circle--r .so-ov__circle-border{position: absolute;top: 0;right: 0;}
/* 中心核心圆：渐变蓝环 + 光环（box-shadow 外圈）+ 白芯 */
.so-ov__core{position:absolute;left:50%;top:50%;transform: translate(-50%,-50%);width:428px;height:428px;border-radius:50%;background:linear-gradient(89deg, #95C4FF 2.21%, #3D78FE 43.07%, #4079FF 78.64%, #95C4FF 97.79%);box-shadow:0 0 0 21px rgba(148, 195, 255, 0.30);z-index:2}
.so-ov__core::after{content:'';position:absolute;inset:15px;border-radius:50%;background:#fff;box-shadow:inset 0 0 34px rgba(126,175,255,.18)}
.so-ov__core::before{content:'';position:absolute;left:50%;top:50%;transform: translate(-50%,-50%);width:390px;height:390px;border-radius:50%;border: 1px solid #7799dd;z-index:1;}
.so-ov__core-in{position:absolute;left:50%;top:50%;transform: translate(-50%,-50%);width:310px;height:310px;border:2px solid rgba(59,121,242,.55);border-radius:50%;z-index:3}
.so-ov__core-name{position:absolute;left:50%;top:50%;transform: translate(-50%,-50%);width:430px;height:430px;display:flex;align-items:center;justify-content:center;text-align:center;font-size:48px;font-weight:700;color:#1F5BCA;line-height:1.5;letter-spacing:4px;pointer-events:none;z-index:4}
/* 环内六个业务节点：白底压在内圈细线上 */
.so-ov__node{position:absolute;width:66px;height:66px;display:flex;align-items:center;justify-content:center;font-size:14px;color:#000;line-height:1.45;text-align:center;border-radius:4px;white-space:nowrap;z-index:5}
.so-ov__node span{position: relative;z-index: 1}
.so-ov__node svg{position: absolute;left: 50%;top: 50%;transform: translate(-50%, -50%);z-index: 0;}
.so-ov__node--tl{left:41%;top:22.5%}
.so-ov__node--tr{right:41%;top:22.5%}
.so-ov__node--r{right:34.7%;top:calc(50% - 33px)}
.so-ov__node--br{right:41%;bottom:22.5%}
.so-ov__node--bl{left:41%;bottom:22.5%}
.so-ov__node--l{left:34.7%;top:calc(50% - 33px)}
/* 两侧模块：渐变大字 + 渐变描边圆环 + 蓝色圆形胶囊 */
.so-ov__ring{position:absolute;width:186px;height:186px;}
.so-ov__big{position:absolute;top:50%;transform: translateY(-50%);font-size:36px;font-weight:700;line-height:1.5;letter-spacing:2px;z-index:3;width: 186px;height: 186px;display: flex;align-items: center;justify-content: center;}
.so-ov__big span{position: relative;z-index: 1;background:linear-gradient(163deg,#3876FE 19.1%,rgba(61,196,27,.59) 118.19%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;}
.so-ov__big--l{left:0;}
.so-ov__big--r{right:0;}
.so-ov__pill{position:absolute;transform:translateY(-50%);width:122px;height:122px;border-radius:50%;background:#4385FF;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 24px rgba(43,88,249,.28);z-index:4}
.so-ov__pill span{font-size:24px;font-weight:500;color:#FFF;line-height:1.5;text-align:center;letter-spacing:1px}
.so-ov__pill--l{left:232px;top:50%}
.so-ov__pill--r{right:232px;top:50%}
/* 箭头旁标注 */
.so-ov__lab{position:absolute;font-size:14px;color:rgba(0,0,0,.5);white-space:nowrap;z-index:5}
.so-ov__lab--lt{left:127px;top:47px}
.so-ov__lab--lb{left:125px;bottom:69px}
.so-ov__lab--rt{left:153px;top:47px}
.so-ov__lab--rb{left:151px;bottom:69px}
/* 底层支撑：渐变描边标签（border-image 不支持圆角，按原型直角呈现） */
.so-ov__tag{position:absolute;bottom:1px;left:50%;transform:translateX(-50%);border-radius: 6px;font-size:16px;color:#000;padding:8px 22px;white-space:nowrap;background:#fff;z-index:4}
.so-ov__tag::before {content: "";position: absolute;inset: 0;background: linear-gradient(90deg,#4385FF 0%,#70C190 100%);border-radius: 6px;z-index: 0;padding: 2px;mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);mask-composite: exclude;-webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);-webkit-mask-composite: xor;}

/* ---- 四、核心能力讲解 ---- */
.so-caps{padding-bottom:0}
.so-tabs{display:flex;justify-content:center;gap:120px;border-bottom:1px solid rgba(0,0,0,.08);width:100%;margin-bottom: 38px;}
.so-tabs button{position:relative;border:0;background:transparent;padding:16px 6px 20px;font-size:20px;color:#222;cursor:pointer;white-space:nowrap;transition:color .2s}
.so-tabs button:hover{color:#4385FF}
.so-tabs button.on{color:#4385FF;font-weight:600}
.so-tabs button.on::after{content:'';position:absolute;left:0;right:0;bottom:0;height:4px;background:#4385FF;border-radius:2px}
.so-cap{display:none;background:#4385FF;overflow:hidden}
.so-cap.on{display:block;animation:fadeUp .45s ease both}
.so-cap__in{display:flex;align-items:center;gap:90px;padding:78px 0 84px;position: relative;}
.so-cap__pic img{filter:drop-shadow(0 20px 40px rgba(9,50,140,.28));}
.so-cap__pic .so-cap__pic-bg img{position: relative;right: 20px;top: 20px;}
.so-cap__pic-bg{width: 563px;height: 413px;border-radius: 32px;background: linear-gradient(180deg, #F5F6F7 0%, rgba(245, 246, 247, 0.00) 97.24%);}
.so-cap__txt h3{margin:0 0 30px;font-size:28px;font-weight:600;color:#FFF;letter-spacing:1px}
.so-cap__txt li{position:relative;padding:7px 0 7px 20px;font-size:14px;color:#FFF;line-height:1.9}
.so-cap__txt li::before{content:'';position:absolute;left:4px;top:19px;width:5px;height:5px;border-radius:50%;background:#fff}

/* ---- 五、核心价值 ---- */
.so-value{background:#fff}
.so-value__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:27px;margin-top:50px}
.so-vcard{position:relative;width:280px;max-width:100%;border-radius:14px;background:#4385FF;padding:97px 18px 20px;overflow:hidden;transition:transform .25s,box-shadow .25s}
.so-vcard:hover{transform:translateY(-4px);box-shadow:0 14px 30px rgba(67,133,255,.3)}
.so-vcard__ico{position:absolute;top:0;right:0;opacity:.9}
.so-vcard:nth-child(1) .so-vcard__ico{width:112px}
.so-vcard:nth-child(2) .so-vcard__ico{width:94px}
.so-vcard:nth-child(3) .so-vcard__ico{width:109px}
.so-vcard:nth-child(4) .so-vcard__ico{width:108px}
.so-vcard h3{margin:0 0 10px;font-size:20px;font-weight:600;color:#FFF}
.so-vcard p{margin:0;font-size:14px;color:rgba(255,255,255,.8);line-height:normal;text-align:justify}

/* ---- 六、客户案例 ---- */
.so-case{background-color:#EAF1FB;background-image:url('../images/solution-light-blue-circle-curve-bg.png');background-position:center;background-size:cover;background-repeat:no-repeat}
.so-case__card{position:relative;width:1200px;max-width:100%;height:648px;border-radius:8px;background:#FFF;box-shadow:0 0 12.9px 0 #658AD0;margin:0 auto;padding:80px 30px 77px 126px}
.so-case__name{margin:0;font-size:28px;font-weight:700;color:#222;text-align:center}
/* 场景容器 */
.so-case__scene{display:flex;align-items:center;gap:13px;width:912px;max-width:100%;height:62px;border-radius:32.5px;background:linear-gradient(90deg,#D4DDFD 0%,rgba(212,221,253,.10) 100%);margin:33px auto 0;padding:0 8px}
.so-case__scene-pill{flex:none;width:130px;height:46px;line-height:46px;border-radius:23px;background:linear-gradient(90deg,#2B58F9 2.75%,#6386FF 96.85%);color:#FFF;font-size:20px;text-align:center;letter-spacing:4px;white-space:nowrap}
.so-case__scene p{margin:0;font-size:14px;color:#000;line-height:1.7}
/* 核心功能容器 + 右侧数据圆 */
.so-case__body{position:relative;margin-top:40px;display: flex;align-items:flex-start;gap: 40px;}
.so-case__fn{width:595px;max-width:100%;height:322px;border-radius:28px;border:2px solid #2B58F9;overflow:hidden;background:#fff}
.so-case__fn-head{width:100%;height:43px;line-height:43px;border-radius:21.5px;background:#2B58F9;color:#FFF;font-size:20px;text-align:center;letter-spacing:2px}
.so-case__fn-body{padding:26px 32px 41px 63px;}
.so-case__fn-item + .so-case__fn-item{margin-top:20px}
.so-case__fn-item h4{display:flex;align-items:center;gap:7px;margin:0;font-size:14px;font-weight:600;color:#2B58F9;position:relative;}
.so-case__fn-item h4::before{content:'';width:6px;height:6px;border-radius:50%;background:#2B58F9;position:absolute;left:-18px;top:50%;transform:translateY(-50%)}
.so-case__fn-item h4::after{content:'';width:8px;height:8px;border-radius:50%;border:1px solid #2B58F9;position:absolute;left:-20px;top:50%;transform:translateY(-50%)}
.so-case__fn-item p{margin:0;font-size:14px;color:#000;line-height:normal;text-align:justify}
/* 右侧装饰数据圆 */
.so-case__stats{width:394px;}
.so-case__stat{position:absolute;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;text-align:center}
.so-case__stat span{font-size:16px;letter-spacing:1px}
.so-case__stat b{font-size:30px;font-weight:700;line-height:1.3}
.so-case__stat--roi{right:10px;top:0;width:132px;height:132px;background:linear-gradient(135deg,#4385FF 0%,#2B58F9 100%);box-shadow:0 14px 30px rgba(43,88,249,.3)}
.so-case__stat--rate{left:60px;bottom:10px;width:170px;height:170px;background:linear-gradient(135deg,#2FD0C0 0%,#1FB8D8 100%);box-shadow:0 14px 30px rgba(31,184,216,.3)}
.so-case__stat--rate b{font-size:36px}
.so-case__dot{position:absolute;border-radius:50%}
.so-case__dot--g{right:-6px;top:120px;width:14px;height:14px;background:#22C55E}
.so-case__dot--b{left:-16px;bottom:56px;width:22px;height:22px;background:#2B58F9}
.so-case__dot--o{right:-20px;bottom:30px;width:12px;height:12px;background:#F6A025}

/* ---- 解决方案页响应式 ---- */
@media (max-width:1440px) and (min-width:1241px){
  .so-ov__stage{transform:scale(.88);height:560px}
}
@media (max-width:1240px){
  .so-pain__layout{flex-direction:column;gap:56px}
  .so-card:nth-child(1),.so-card:nth-child(3){margin-left:0}
  .so-pain__pic img{width:100%}
  /* 概述舞台整体等比缩放 */
  .so-ov__stage{transform:scale(.72);transform-origin:top center;height:460px}
  .so-tabs{gap:60px}
  .so-value__grid{grid-template-columns:repeat(2,1fr);justify-items:center}
  .so-case__card{height:auto;padding:44px 40px 56px}
  .so-case__stats{position:static;width:360px;height:280px;margin:36px auto 0}
  .so-case__fn{margin:0 auto}
}
@media (max-width:900px){
  .so-ov__stage{transform:scale(.52);height:340px}
}
@media (max-width:760px){
  .so-hero{padding:64px 0 90px}
  .so-hero__title{font-size:28px}
  .so-pain__cards{gap:44px}
  .so-card{height:auto;padding:30px 20px 20px 30px}
  .so-card__ico{width:72px;height:72px;left:-6px;top:-22px}
  .so-card__ico img{width:28px;height:28px}
  .so-ov__stage{transform:scale(.38);height:250px}
  .so-tabs{gap:0;justify-content:space-between}
  .so-tabs button{font-size:15px;padding:12px 4px 14px}
  .so-cap__in{flex-direction:column;gap:36px;padding:52px 0 60px}
  .so-cap__pic{width:100%;max-width:563px}
  .so-value__grid{grid-template-columns:1fr}
  .so-vcard{width:100%}
  .so-case__scene{height:auto;flex-direction:column;align-items:flex-start;border-radius:20px;padding:14px;gap:10px}
  .so-case__stats{transform:scale(.8);transform-origin:top center}
}

/* ============================================================
   解决方案页 · 核心能力讲解 右下角文字滑动指示圆点（追加样式）
   ============================================================ */
/* 圆点相对 1200px 内容容器（.so-cap__in，即 .wrap）定位，固定在右下角 */
.so-cap{position:relative}
.so-cap__in{position:relative}
.so-cap__txt{position:static}
.so-cap__dots{position:absolute;right:20px;bottom:170px;display:flex;flex-direction:column;align-items:center;gap:18px}
.so-cap__dots i{width:10px;height:10px;border-radius:50%;background:#fff;opacity:.4;transition:opacity .3s,transform .3s}
.so-cap__dots i.on{opacity:1;border:4px solid rgba(233, 238, 248, 0.60);}
.so-cap__txt ul{transition:transform .4s ease}
@media (max-width:760px){
  .so-cap__dots{right:12px;bottom:110px}
}

/* ============================================================
   解决方案页 · 核心能力讲解 文字连续滑动（追加样式）
   圆点切换时：整列文字在固定窗口内连续上下位移（滚动式，无淡入淡出）
   ============================================================ */
.so-cap__stage{position:relative;overflow:hidden}
.so-cap__track{transition:transform .5s cubic-bezier(.22,.61,.36,1);will-change:transform}

/* ============================================================
   红码传输产品详情页（chuanshu.html）· 追加样式
   前缀 tr-；banner / 下载中心 / 核心技术优势 / 产品功能 / 产品定价
   ============================================================ */

/* ---------- 一、Banner ---------- */
.tr-hero{overflow:hidden;margin-top:100px;}
.tr-hero__bg{
  height:511px;
  background:url('../images/banner-红码传输.png') center / 100% 100% no-repeat;
}
.tr-hero__in{padding-top:96px}
.tr-hero__title{margin:0;font-size:46px;font-weight:700;color:#1A1A1A;letter-spacing:3px}
.tr-hero__sub{margin:14px 0 0;font-size:26px;font-weight:700;color:#D91A1A;letter-spacing:1px}
.tr-hero__desc{margin:18px 0 0;max-width:560px;font-size:14px;line-height:1.9;color:var(--c-text)}
.tr-hero__btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  width:150px;height:45px;margin-top:34px;padding:0;
  border:0;border-radius:22.5px;background:#D91A1A;color:#FFF;font-size:20px;
  cursor:pointer;transition:background .25s,transform .25s;
}
.tr-hero__btn:hover{background:#B91212;transform:translateY(-2px)}
.tr-hero__bar{background:linear-gradient(180deg, #FFF1F1 0.84%, #FFF 100%);border-radius:30px;position:relative;transform:translateY(-50%);}
.tr-hero__barin{display:flex;align-items:center;gap:14px;padding:14px 13px 14px 94px;}
.tr-hero__bar-ico{position:absolute;left:15px;bottom:0;width:80px;height:80px;}
.tr-hero__bar-ico img{width:100%;height:100%;object-fit:contain}
.tr-hero__bar-txt{margin:0;flex:1;font-size:14px;color:rgba(34,34,34,0.8)}
.tr-hero__dl{
  display:inline-flex;align-items:center;justify-content:center;gap:5px;
  width:79px;height:28px;padding:0;border:0;border-radius:14px;
  background:linear-gradient(90deg, #CF1717 0%, #B91212 100%);
  color:#FFF;font-size:13px;cursor:pointer;transition:opacity .25s;
}
.tr-hero__dl:hover{opacity:.85}

/* ---------- 二、下载中心 ---------- */
.tr-down{padding: 67px 0 56px;}
.tr-down .blk__title{margin-bottom:44px}
.tr-tabs{display:flex;justify-content:center}
.tr-tabs [data-tr-tabs],.tr-tabs{position:relative;z-index:1}
.tr-tabs>button{
  display:flex;padding:9px 28px;flex-direction:column;justify-content:center;align-items:center;
  border:0;border-radius:20px;background:transparent;color:#666;font-size:14px;
  cursor:pointer;transition:background .25s,color .25s;
}
.tr-tabs>button.on{background:#D91A1A;color:#FFF}
.tr-tabs:not(:has(>button.on))>button:first-child{color:#666}
.tr-down__tabs{display:flex;padding:4px;align-items:flex-start;gap:4px;align-self:stretch;border-radius:24px;background:#F0F0F0;width:max-content;margin:0 auto}
/* 下载中心 tab 容器（灰底胶囊） */
.tr-tabs--pill{display:flex;padding:4px;align-items:flex-start;gap:4px;border-radius:24px;background:#F0F0F0;width:max-content;margin:0 auto}
.tr-down .tr-tabs{display:flex;padding:4px;align-items:flex-start;gap:4px;border-radius:24px;background:#F0F0F0;width:max-content;margin:0 auto}
.tr-down .tr-tabs>button{border-radius:20px}

.tr-down__panels{margin-top:48px}
.tr-panel{display:none}
.tr-panel.on{display:block}
.tr-down__grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:73px;
  align-items:stretch;
}
.tr-dcard{
  display:flex;padding:28px 24px;flex-direction:column;justify-content:center;align-items:center;
  align-self:stretch;border-radius:16px;border:1px solid #F0F0F0;background:#FAFAFA;
  text-align:center;
}
.tr-dcard__ico{display:flex;align-items:center;margin-bottom:21px;width:36px;height:36px;}
.tr-dcard__name{margin:0;font-size:16px;font-weight:600;color:#1A1A1A}
.tr-dcard__tag{
  display:inline-flex;align-items:center;height:19px;margin-top:12px;padding:2px 6px 2px 8px;
  border-radius:20px;background:rgba(217,26,26,0.08);
  font-size:11px;font-weight:600;color:#D91A1A;
}
.tr-dcard__req{margin:8px 0 0;font-size:12px;color:#AAA}
.tr-dcard__meta{margin:4px 0 0;font-size:11px;color:#CCC}
.tr-dcard__btn{
  display:flex;width:180px;height:39px;justify-content:center;align-items:center;
  margin-top:20px;padding:8px 0 11.5px 0;flex-shrink:0;
  border:0;border-radius:10px;background:#D91A1A;color:#FFF;font-size:14px;
  cursor:pointer;transition:background .25s;
}
.tr-dcard__btn:hover{background:#B91212}

/* ---------- 三、核心技术优势 ---------- */
.tr-adv{background:#FBF7F7;padding: 84px 0 61px;}
.tr-adv__grid{display:flex;gap:31px;justify-content:center}
.tr-acard{
  position:relative;width:378.666px;height:362.4px;padding:36.5px 32.5px;
  border-radius:16px;background:#FFF;overflow:hidden;
  box-shadow:0 4px 20px rgba(0,0,0,0.04);
}
.tr-acard__circle{
  position:absolute;top:-14px;right:-14px;width:80px;height:80px;
  background:rgba(217,26,26,0.05);border-radius:50%;
}
.tr-acard__ico{
  display:flex;align-items:center;justify-content:center;width:60px;height:60px;
  border-radius:16px;background:linear-gradient(135deg, #D91A1A 0%, #F33 100%);
  box-shadow:0 8px 16px rgba(217,26,26,0.25);
}
.tr-acard__title{margin:22px 0 0;font-size:20px;font-weight:700;color:#1A1A1A}
.tr-acard__title em{font-style:normal;color:#D91A1A}
.tr-acard__item{margin-top:16px}
.tr-acard__item h4{margin:0;font-size:14px;font-weight:600;color:#1A1A1A}
.tr-acard__item p{margin:5px 0 0;font-size:12px;color:#888}
.tr-acard__num{
  position:absolute;right:18px;bottom:18px;
  font-size:56px;font-weight:800;color:#fceded;
  line-height:1;pointer-events:none;
}

/* ---------- 四、产品功能 ---------- */
.tr-fun{position:relative;background:#F7EEEE;overflow:hidden;padding:88px 0 71px;}
.tr-fun__bg{
  position:absolute;top:0;right:0;
  width:1200px;height:640px;filter:blur(12.5px);pointer-events:none;
}
.tr-fun .wrap{position:relative;z-index:1}
.tr-fun .blk__title{margin-bottom:44px}
.tr-fcard{
  display:flex;align-items:center;gap:43px;
  width:1200px;height:598px;padding:51px 26px 51px 51px;
  border-radius:24px;background:linear-gradient(270deg, #FFF 2.9%, #E8B5B5 99.63%);
}
.tr-fcard+.tr-fcard{margin-top:55px}
.tr-fcard__pic{
  width:662px;flex:none;align-self:stretch;object-fit:contain;
  border-radius:16px;
}
.tr-fcard__txt{flex:1;min-width:0}
.tr-fcard__tag{
  display:inline-flex;align-items:center;justify-content:center;
  width:89px;height:24px;border-radius:12px;background:#FFEAEA;
  font-size:12px;font-weight:600;color:#D91A1A;
}
.tr-fcard__title{margin:20px 0 0;font-size:30px;font-weight:700;color:#101828}
.tr-fcard__sub{margin:15px 0 0;font-size:14px;font-weight:600;color:#D91A1A}
.tr-fcard__desc{margin:23px 0 0;font-size:16px;line-height:1.85;color:#6A7282}
.tr-fcard__list{margin:24px 0 0;padding:0;list-style:none}
.tr-fcard__list li{
  display:flex;align-items:center;gap:14px;margin-top:14px;
  font-size:14px;color:#4A5565;
}
.tr-chk{
  display:inline-flex;align-items:center;justify-content:center;flex:none;
  width:20px;height:20px;border-radius:50%;background:#FFEAEA;
}

/* ---------- 五、产品定价 ---------- */
.tr-price{padding:85px 0 84px;overflow:hidden;}
.tr-price .blk__title{margin-bottom:40px}
/* 定价 tab：小尺寸胶囊 */
.tr-tabs--price{display:flex;width:176px;height:45px;padding:4px 8px;border-radius:12px;background:#F5F5F5;margin:0 auto}
.tr-tabs--price>button{
  display:flex;flex:1;justify-content:center;align-items:center;
  border:0;border-radius:10px;background:transparent;color:#666;font-size:13px;cursor:pointer;
  transition:background .25s,color .25s;
}
.tr-tabs--price>button.on{background:#D91A1A;color:#FFF}
.tr-price__scroll{overflow-x:auto;padding-bottom:6px}
.tr-price__grid{
  display:flex;gap:20px;width:max-content;margin:0 auto;padding: 47px 0 52px;
}
.tr-pcard{
  position:relative;display:flex;flex-direction:column;align-items:flex-start;
  width:285px;height:520.5px;padding:36px 25px 33px;box-sizing:border-box;
  border-radius:16px;
}
.tr-pcard--g1{background:linear-gradient(135deg, #F5F5F5 0%, #EBEBEB 100%);border:1px solid #DDD;filter:drop-shadow(0 4px 20px rgba(0,0,0,0.06));}
.tr-pcard--g2{background:linear-gradient(135deg, #FFF 0%, #F5F5F5 100%);border:1px solid rgba(0, 0, 0, 0.06);filter:drop-shadow(0 4px 20px rgba(0,0,0,0.06));}
.tr-pcard--g3{background:linear-gradient(135deg, #FFF5F5 0%, #FFE8E8 100%);border:1px solid #D91A1A;filter: drop-shadow(0 12px 40px rgba(217, 26, 26, 0.20));}
.tr-pcard--g4{background:linear-gradient(135deg, #1A0A0A 0%, #3A0A0A 100%);border:1px solid rgba(224, 224, 224, 0.06);filter: drop-shadow(0 4px 20px rgba(0, 0, 0, 0.06));}
.tr-pcard--g5{background:linear-gradient(87deg, #4E3A10 3.08%, #AF6116 98.84%);border:1px solid rgba(224, 224, 224, 0.06);}
.tr-pcard__badge{
  position:absolute;top:-11px;left:50%;transform:translateX(-50%);
  display:inline-flex;align-items:center;justify-content:center;
  height:24px;line-height: 24px;padding:0 14px;border-radius:11px;
  background:#D91A1A;color:#FFF;font-size:12px;font-weight:600;white-space:nowrap;
}
.tr-pcard__eyebrow{margin:0;font-size:12px;color:#AAA}
.tr-pcard__name{margin:15px 0 0;font-size:21px;font-weight:700;color:#888}
.tr-pcard--g2 .tr-pcard__name{color:#444}
.tr-pcard__price{margin:26px 0 0;font-size:28px;font-weight:700;color:#333;line-height:1.2}
.tr-pcard__price small{margin-left:6px;font-size:12px;font-weight:400;color:#AAA}
.tr-pcard__note{margin:8px 0 0;font-size:12px;color:#AAA}
.tr-pcard__hr{display:block;width:100%;height:1px;border:0;padding:0;background:#F0F0F0;margin:23px 0 22px}
.tr-pcard__list{margin:0;padding:0;list-style:none}
.tr-pcard__list li{
  display:flex;align-items:center;gap:10px;margin-top:12px;
  font-size:12px;color:#BBB;
}
.tr-pcard__list li:first-child{margin-top:0}
.tr-pcard__list li.on{color:#444}
.tr-pcard__list li .tr-chk{width:16px;height:16px;background:rgba(0,0,0,0.05)}
.tr-pcard__list li .tr-chk svg path{stroke:#BBB}
.tr-pcard__list li.on .tr-chk{background:rgba(217,26,26,0.10)}
.tr-pcard__list li.on .tr-chk svg path{stroke:#D91A1A}
/* VIP 卡（第三张） */
.tr-pcard--g3 .tr-pcard__name{color:#D91A1A}
.tr-pcard--g3 .tr-pcard__price{margin-top:32px;color:#D91A1A}
/* 深色卡（第四/五张） */
.tr-pcard--dark .tr-pcard__eyebrow{color:rgba(255,255,255,0.50)}
.tr-pcard--dark .tr-pcard__name{color:#FFF}
.tr-pcard--dark .tr-pcard__price{margin-top:32px;color:#FFF}
.tr-pcard--dark .tr-pcard__price small{color:rgba(255,255,255,0.60)}
.tr-pcard--dark .tr-pcard__note{margin-top:17px;font-size:14px;color:#AA9D9D}
.tr-pcard--dark .tr-pcard__hr{background:rgba(255,255,255,0.10);margin:17px 0 16px}
.tr-pcard--dark .tr-pcard__list li{color:rgba(255,255,255,0.40)}
.tr-pcard--dark .tr-pcard__list li.on{color:rgba(255,255,255,0.85)}
.tr-pcard--dark .tr-pcard__list li .tr-chk{background:rgba(255,255,255,0.15)}
.tr-pcard--dark .tr-pcard__list li .tr-chk svg path{stroke:rgba(255,255,255,0.40)}
.tr-pcard--dark .tr-pcard__list li.on .tr-chk svg path{stroke:#FFF}
/* 卡片按钮 */
.tr-pcard__btn{
  display:flex;width:100%;height:45px;justify-content:center;align-items:center;
  margin-top:auto;padding:0;border:0;border-radius:10px;
  background:linear-gradient(135deg, #D91A1A 0%, #F22 100%);
  color:#FFF;font-size:14px;cursor:pointer;transition:opacity .25s;
}
.tr-pcard__btn:hover{opacity:.88}
.tr-pcard__btn--hot{filter:drop-shadow(0 6px 20px rgba(217,26,26,0.40))}
.tr-pcard__btn--ghost{background:#ECECEC;color:#666}
.tr-pcard__btn--ghost:hover{background:#E2E2E2;opacity:1}
.tr-pcard__btn--line{background:transparent;border:1px solid #EEE;color:#666}
.tr-pcard__btn--line:hover{opacity:1;background:#FAFAFA}
.tr-pcard__btn--dark{background:rgba(255,255,255,0.06);color:#FFF;border:1px solid rgba(255,255,255,0.30)}
.tr-pcard__btn--dark:hover{background:rgba(255,255,255,0.14);opacity:1}
/* VIP 卡内周期 chips（月卡/季卡/年卡容器） */
.tr-chips{display:flex;width:100%;height:80px;margin-top:22px;background:rgba(217,26,26,0.06);border-radius:10px;overflow:hidden}
.tr-chip{
  flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
  padding:0;border:0;background:transparent;cursor:pointer;
}
.tr-chip__lbl{font-size:10px;color:#AAA}
.tr-chip b{font-size:12px;font-weight:700;color:#D91A1A}
.tr-chip__per{font-size:10px;color:#BBB}
/* 提示语容器 */
.tr-tip{
  display:flex;align-items:flex-start;gap:16px;
  padding:24px 28px;border-radius:14px;background:rgba(217,26,26,0.04);
}
.tr-tip__ico{
  display:flex;align-items:center;justify-content:center;flex:none;
  width:36px;height:36px;border-radius:50%;background:rgba(217,26,26,0.10);
}
.tr-tip__txt h4{margin:0;font-size:14px;font-weight:700;color:#D91A1A}
.tr-tip__txt p{margin:0;font-size:12px;line-height:1.8;color:#666}

/* ---------- 响应式 ---------- */
@media (max-width:1560px){
  .tr-price__grid{margin:0;padding:0 12px}
}
@media (max-width:1240px){
  .tr-down__grid{grid-template-columns:repeat(2,1fr);gap:44px}
  .tr-adv__grid{flex-wrap:wrap;justify-content:center}
  .tr-fcard{width:100%;height:auto;flex-direction:column;align-items:stretch;padding:36px;gap:30px}
  .tr-fcard__pic{width:100%;align-self:auto;height:auto}
}
@media (max-width:760px){
  .tr-hero__bg{height:auto;padding-bottom:56px;background:url('../images/banner-红码传输.png') center / cover no-repeat}
  .tr-hero__in{padding-top:56px}
  .tr-hero__title{font-size:30px}
  .tr-hero__sub{font-size:17px}
  .tr-hero__desc{font-size:13px}
  .tr-hero__barin{flex-wrap:wrap}
  .tr-down__grid{grid-template-columns:1fr;gap:28px}
  .tr-acard{width:100%;max-width:378.666px;height:auto}
  .tr-fcard{padding:22px;border-radius:18px}
  .tr-fcard__title{font-size:24px}
  .tr-tip{flex-direction:row;padding:18px}
}

/* 追加修正：tab 面板显示规则——未激活面板强制隐藏，激活面板还原各自布局
   （.tr-panel.on 的 display:block 特异性高于 .tr-down__grid 的 display:grid，导致网格失效，故按面板分别还原） */
.tr-panel:not(.on){display:none!important}
.tr-down__panels>.tr-panel.on{display:grid}
.tr-price__panels>.tr-panel.on{display:block}

/* 追加修正：定价卡片区（5张共1505px）超出 1200px 容器，横向破格居中展示，窄屏可横向滚动 */
.tr-price__scroll{width:100vw;margin-left:calc((var(--container) - 100vw)/2)}

/* 追加修正：定价 tab 文字横向排列；滚动容器预留徽标高度防裁剪 */
.tr-tabs--price>button{flex-direction:row}
.tr-tabs--price>button{padding:0;white-space:nowrap}

/* ============================================================
   设备管理系统 产品详情页（shebei.html）追加样式
   作用域：body.dv-page；类名 dv- 前缀；仅追加，不影响其它详情页既有样式
   依据：设备管理系统原型图（1920 设计稿，内容容器 1200px）
   ============================================================ */
body.dv-page{font-family:var(--font);color:var(--c-text);background:#fff;font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased}

/* ---------- 一、Hero 主视觉（浅蓝渐变 + 斜向光带，右侧 3D 配图待素材补充） ---------- */
.dv-hero{position:relative;height:472px;background:linear-gradient(180deg,#E2EBFA 0%,#E9F0FB 52%,#F8FBFE 100%);overflow:hidden}
.dv-hero::before{content:"";position:absolute;left:-140px;top:-260px;width:900px;height:520px;background:linear-gradient(115deg,rgba(255,255,255,0) 30%,rgba(255,255,255,.55) 50%,rgba(255,255,255,0) 70%);transform:rotate(-8deg);pointer-events:none}
.dv-hero::after{content:"";position:absolute;right:-180px;bottom:-320px;width:1100px;height:560px;background:linear-gradient(115deg,rgba(255,255,255,0) 30%,rgba(210,226,250,.6) 50%,rgba(255,255,255,0) 70%);transform:rotate(-8deg);pointer-events:none}
.dv-hero__in{position:relative;z-index:1;padding-top:150px}
.dv-hero__title{margin:0;font-size:46px;font-weight:700;color:#1A1A1A;letter-spacing:3px}
.dv-hero__desc{margin:26px 0 0;max-width:640px;font-size:14px;line-height:1.9;color:#555555}

/* ---------- 二、系统功能（左上圆弧光斑 + 右下六边形装饰，图左文右/文左图右交替） ---------- */
.dv-func{position:relative;background:#F7F9FC;padding:100px 0 38px;overflow:hidden}
.dv-func__bg-circle{position:absolute;left:0;top:-150px;width:620px;max-width:52vw;pointer-events:none}
.dv-func__bg-hex{position:absolute;right:-200px;bottom:412px;width:840px;max-width:60vw;pointer-events:none}
.dv-func .wrap{position:relative;z-index:1}

.dv-feat{display:flex;align-items:flex-start;gap:72px}
.dv-feat+.dv-feat{margin-top:75px}
.dv-feat__pic{flex:1;min-width:0}
.dv-feat__pic img{width:100%}
.dv-feat--flip{flex-direction:row-reverse}
.dv-feat__txt{flex:1;margin-top: 40px;}
.dv-feat__title{margin:0;font-size:20px;font-weight:700;color:#222222}
.dv-feat__sub{margin:9px 0 0;font-size:20px;font-weight:400;color:rgba(34,34,34,.8);white-space:nowrap}
.dv-feat__line{display:block;width:75px;height:2px;background:#4984ff;margin-top:16px}
.dv-feat__list{margin:18px 0 0;list-style:none}
.dv-feat__list li{position:relative;padding-left:16px;font-size:14px;color:var(--c-text-desc);line-height:20px}
.dv-feat__list li::before{content:"-";position:absolute;left:5px;top:0}
.dv-feat__list li+li{margin-top:10px}

/* ---------- 三、系统优势（#F2F6FC 底 + 磨砂圆背景图，四张 277×383 渐变卡） ---------- */
.dv-adv{position:relative;background:#F2F6FC url('../images/blue-frosted-circle-bg.png') center / 100% 100% no-repeat;padding:90px 0 120px;overflow:hidden}
.dv-adv__grid{display:flex;justify-content:center;gap:40px}
.dv-adv__card{width:277px;height:383px;padding:26px 18px 48px;border-radius:19px;display:flex;flex-direction:column;align-items:flex-start;position:relative;}
.dv-adv__card--c1{background:linear-gradient(180deg,#E2FBF7 0%,#FFFFFF 67%,#FFFFFF 100%)}
.dv-adv__card--c2{background:linear-gradient(180deg,#D3E6FE 0%,#FFFFFF 70%,#FFFFFF 100%)}
.dv-adv__card--c3{background:linear-gradient(180deg,#96C1FC 0%,#FFFFFF 56%,#FFFFFF 100%)}
.dv-adv__card--c4{background:linear-gradient(180deg,#C6CFFE 0%,#FFFFFF 68%,#FFFFFF 100%)}
.dv-adv__card>img{width:100%;height:150px;object-fit:contain;transform: scale(1.1);}
.dv-adv__card .dv-adv__img{height:150px}
.dv-adv__title{margin:20px 0 0;width:100%;font-size:20px;font-weight:700;color:#222222;text-align:center}
.dv-adv__body{margin:18px 0 0;font-size:14px;color:var(--c-text-desc);line-height:20px;text-align:justify}

/* ---------- 响应式 ---------- */
@media (max-width:980px){
  .dv-hero__in{padding-top:96px}
  .dv-feat{flex-direction:column;gap:36px}
  .dv-feat--flip{flex-direction:column}
  .dv-feat__pic{flex:auto;width:100%}
  .dv-feat__sub{white-space:normal}
  .dv-feat+.dv-feat{margin-top:72px}
  .dv-adv__grid{flex-wrap:wrap;row-gap:28px}
}
@media (max-width:760px){
  .dv-hero{height:auto;padding-bottom:64px}
  .dv-hero__title{font-size:30px}
  .dv-feat__title,.dv-feat__sub{font-size:17px}
  .dv-adv__card{width:100%;max-width:320px;height:auto;min-height:320px}
}