/* ============================================================
   软云科技官网 - 全站公共样式（导航 / 页脚 / 按钮 / 通用区块）
   主色：Logo 红 #E60012  辅助：科技蓝 #0078D7 / 未来紫 #6C3CE1
   ============================================================ */
:root{
  --red:#E60012;
  --red-dark:#C8102E;
  --blue:#0078D7;
  --purple:#6C3CE1;
  --ink:#1A1D23;
  --gray:#5A6472;
  --line:#E0E4EC;
  --bg-soft:#F8F9FA;
  --bg-blue:#E6F0FA;
  --shadow:0 4px 20px rgba(0,0,0,.05);
  --shadow-hover:0 12px 40px rgba(230,0,18,.15);
  --radius:12px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:var(--ink);background:#fff;line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.container{max-width:1240px;margin:0 auto;padding:0 24px}
section{position:relative}

/* ---------- 通用区块标题 ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:56px}
.sec-title{font-size:38px;font-weight:700;letter-spacing:.5px;line-height:1.3}
.sec-title em{font-style:normal;color:var(--red)}
.sec-sub{color:var(--gray);font-size:15px;margin-top:10px}
.sec-more{display:inline-flex;align-items:center;gap:10px;color:var(--gray);font-size:14px;white-space:nowrap;transition:color .3s}
.sec-more .arr{width:38px;height:38px;border-radius:50%;background:var(--red);color:#fff;display:inline-flex;align-items:center;justify-content:center;transition:transform .3s,box-shadow .3s;box-shadow:0 6px 16px rgba(230,0,18,.3)}
.sec-more:hover{color:var(--red)}
.sec-more:hover .arr{transform:translateX(4px);box-shadow:0 8px 22px rgba(230,0,18,.45)}

/* ---------- 滚动进入视口动效（从下往上滑入 + 渐显） ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease;will-change:opacity,transform}
.reveal.in{opacity:1;transform:translateY(0)}

/* ---------- 通用按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 30px;border-radius:8px;font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;transition:background .3s,transform .3s,box-shadow .3s,color .3s,border-color .3s;font-family:inherit;will-change:transform}
.btn-red{background:var(--red);color:#fff;box-shadow:0 6px 18px rgba(230,0,18,.28)}
.btn-red:hover{background:linear-gradient(135deg,var(--red),var(--red-dark));transform:scale(1.05);box-shadow:0 10px 26px rgba(230,0,18,.4)}
.btn-outline{background:#fff;color:var(--red);border-color:#fff}
.btn-outline:hover{background:var(--red);color:#fff;border-color:var(--red)}

/* ============================================================
   全局导航栏（固定顶部，滚动后透明→白色带阴影）
   ============================================================ */
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;transition:background .35s,box-shadow .35s,border-color .35s;border-bottom:1px solid transparent;background:transparent}
.nav.scrolled,.nav.solid{background:rgba(255,255,255,.97);box-shadow:0 4px 20px rgba(0,0,0,.06);border-bottom:1px solid var(--red)}
.nav-inner{max-width:1240px;margin:0 auto;padding:0 24px;height:76px;display:flex;align-items:center;gap:32px}
.nav-logo{display:flex;align-items:center;flex-shrink:0}
.nav-logo img{height:46px;width:auto}
.nav-menu{display:flex;gap:6px;margin:0 auto}
.nav-menu>li{position:relative}
.nav-menu a.nl{display:block;padding:26px 20px;font-size:15.5px;font-weight:500;color:var(--ink);position:relative;transition:color .25s}
.nav-menu a.nl::after{content:"";position:absolute;left:20px;right:20px;bottom:16px;height:2.5px;background:var(--red);transform:scaleX(0);transform-origin:left;transition:transform .3s ease}
.nav-menu a.nl:hover,.nav-menu a.nl.active{color:var(--red)}
.nav-menu a.nl:hover::after,.nav-menu a.nl.active::after{transform:scaleX(1)}
.nav-menu a.nl .caret{display:inline-block;margin-left:5px;font-size:11px;transition:transform .3s}
/* 解决方案下拉 */
.dropdown{position:absolute;top:100%;left:50%;transform:translate(-50%,10px);min-width:210px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 14px 40px rgba(0,0,0,.1);padding:8px;opacity:0;visibility:hidden;transition:opacity .25s,transform .25s,visibility .25s}
.dropdown a{display:flex;align-items:center;gap:10px;padding:11px 14px;border-radius:8px;font-size:14px;color:var(--ink);transition:background .2s,color .2s}
.dropdown a:hover{background:#FFF2F3;color:var(--red)}
.dropdown a .dot{width:6px;height:6px;border-radius:50%;background:var(--red);flex-shrink:0}
.nav-menu li:hover .dropdown{opacity:1;visibility:visible;transform:translate(-50%,0)}
.nav-menu li:hover .caret{transform:rotate(180deg)}
.nav-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.lang-btn{padding:8px 20px;border:1px solid var(--line);border-radius:8px;font-size:14px;color:var(--ink);background:rgba(255,255,255,.7);cursor:pointer;transition:border-color .25s,color .25s;font-family:inherit}
.lang-btn:hover{border-color:var(--red);color:var(--red)}
/* 汉堡按钮（手机端） */
.hamburger{display:none;width:44px;height:44px;border:none;background:transparent;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.hamburger span{width:24px;height:2.5px;background:var(--ink);border-radius:2px;transition:transform .3s,opacity .3s}
.hamburger.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* ============================================================
   子页面 Hero（页面大标题 + 中英文副标题）
   ============================================================ */
.page-hero{padding:170px 0 90px;background:url("hero-bg.jpg") center/cover no-repeat;color:#fff;overflow:hidden}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(8,14,26,.72) 0%,rgba(8,14,26,.42) 55%,rgba(8,14,26,.25) 100%)}
.page-hero .container{position:relative;z-index:2}
.page-hero .crumb{font-size:13.5px;color:rgba(255,255,255,.75);letter-spacing:1px;margin-bottom:18px}
.page-hero .crumb a:hover{color:#fff}
.page-hero h1{font-size:52px;font-weight:700;letter-spacing:3px;margin-bottom:18px;text-shadow:0 4px 26px rgba(0,0,0,.35)}
.page-hero .en-sub{font-size:15px;color:rgba(255,255,255,.72);letter-spacing:.6px;margin-bottom:14px;font-style:italic}
.page-hero .cn-sub{font-size:17px;color:rgba(255,255,255,.92);max-width:760px}
.page-hero .fade-item{opacity:0;transform:translateY(20px);animation:heroIn .8s ease forwards}
.page-hero .fade-item:nth-child(2){animation-delay:.15s}
.page-hero .fade-item:nth-child(3){animation-delay:.3s}
.page-hero .fade-item:nth-child(4){animation-delay:.45s}
@keyframes heroIn{to{opacity:1;transform:translateY(0)}}

/* ============================================================
   底部 CTA（学生背影底图，全站复用）
   ============================================================ */
.closing{padding:120px 0;background:url("closing-bg.jpg") center 18%/cover no-repeat;text-align:center;color:#fff}
.closing::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,12,20,.58),rgba(8,12,20,.68))}
.closing .container{position:relative;z-index:2}
.closing h2{font-size:42px;font-weight:700;letter-spacing:3px;margin-bottom:20px;text-shadow:0 4px 26px rgba(0,0,0,.4)}
.closing p{max-width:760px;margin:0 auto 40px;color:rgba(255,255,255,.88);font-size:15.5px}
.closing .btn{padding:15px 52px;font-size:16px}

/* ============================================================
   全局页脚（深色多列 + ICP 备案位）
   ============================================================ */
.footer{background:#16181D;color:#B7BEC9;padding:74px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:56px;padding-bottom:56px}
.footer-brand img{height:52px;width:auto;margin-bottom:18px}
.footer-brand .slogan{font-size:14px;color:#8B93A1;margin-bottom:24px}
.footer-phone{font-size:26px;font-weight:700;color:var(--red);letter-spacing:1px}
.footer-phone small{display:block;font-size:12.5px;color:#8B93A1;font-weight:400;margin-top:4px;letter-spacing:0}
.footer-col h4{color:#fff;font-size:15.5px;font-weight:600;margin-bottom:20px;position:relative;padding-bottom:12px}
.footer-col h4::after{content:"";position:absolute;left:0;bottom:0;width:26px;height:2px;background:var(--red)}
.footer-col li{margin-bottom:12px}
.footer-col a,.footer-col span{font-size:14px;color:#98A1AE;transition:color .25s,padding-left .25s}
.footer-col a:hover{color:var(--red);padding-left:4px}
.social-row{display:flex;gap:12px;margin-top:6px}
.social-row a{width:38px;height:38px;border-radius:50%;background:#23262E;display:flex;align-items:center;justify-content:center;transition:background .3s,transform .3s}
.social-row a svg{width:18px;height:18px;fill:#B7BEC9;transition:fill .3s}
.social-row a:hover{background:var(--red);transform:translateY(-3px)}
.social-row a:hover svg{fill:#fff}
.footer-bottom{border-top:1px solid #262A32;padding:22px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.footer-bottom .copy{font-size:13px;color:#6E7684}
.footer-bottom .copy a{color:#6E7684}
.footer-bottom .copy a:hover{color:var(--red)}
.group-link{font-size:13.5px;color:var(--red);font-weight:600;display:inline-flex;align-items:center;gap:6px}
.group-link:hover{text-decoration:underline}

/* ============================================================
   公共响应式：平板 768~1199 / 手机 <768
   ============================================================ */
@media (max-width:1199px){
  .sec-title{font-size:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .nav-menu a.nl{padding:26px 12px;font-size:14.5px}
  .nav-inner{gap:16px}
  .page-hero h1{font-size:42px}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:38px}
  .sec-title{font-size:27px}
  /* 导航：折叠为汉堡菜单 */
  .nav-inner{height:64px}
  .nav-logo img{height:38px}
  .hamburger{display:flex;margin-left:auto}
  .nav-actions{display:none}
  .nav-menu{position:fixed;top:64px;left:0;right:0;background:#fff;flex-direction:column;gap:0;padding:10px 0 18px;box-shadow:0 18px 40px rgba(0,0,0,.12);border-bottom:2px solid var(--red);transform:translateY(-8px);opacity:0;visibility:hidden;transition:opacity .3s,transform .3s,visibility .3s;margin:0;max-height:calc(100vh - 64px);overflow-y:auto}
  .nav-menu.open{opacity:1;visibility:visible;transform:translateY(0)}
  .nav-menu a.nl{padding:14px 24px;font-size:16px}
  .nav-menu a.nl::after{left:24px;right:auto;width:40px;bottom:8px}
  .dropdown{position:static;transform:none;opacity:1;visibility:visible;box-shadow:none;border:none;border-left:2px solid var(--line);border-radius:0;margin:0 24px 6px;padding:2px 0 2px 14px;display:none}
  .nav-menu li.expanded .dropdown{display:block}
  /* 子页面 Hero */
  .page-hero{padding:130px 0 64px}
  .page-hero h1{font-size:32px;letter-spacing:1.5px}
  .page-hero .cn-sub{font-size:15px}
  /* 底部 CTA */
  .closing{padding:80px 0}
  .closing h2{font-size:26px;letter-spacing:1.5px}
  .closing .btn{width:100%;max-width:320px}
  /* 页脚 */
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;text-align:center}
}
html{scroll-padding-top:150px}

/* ============================================================
   解决方案巨型下拉菜单（二级分类 + 三级产品）
   ============================================================ */
.dropdown.mega{width:640px;max-width:calc(100vw - 48px);padding:20px 22px;display:flex;gap:14px}
.mega-col{flex:1;min-width:0}
.mega-cat{display:flex;align-items:center;gap:6px;font-size:14.5px;font-weight:700;color:var(--ink);padding:6px 12px 10px;margin-bottom:8px;border-bottom:2px solid var(--red);border-radius:0}
.mega-cat:hover{background:none;color:var(--red)}
.mega-cat .marr{margin-left:auto;font-size:12px;color:var(--red);transition:transform .25s}
.mega-cat:hover .marr{transform:translateX(3px)}
.mega-col a:not(.mega-cat){font-size:13.5px}
.mega-col a:not(.mega-cat) small{display:block;font-size:11px;color:#9AA3AF;font-weight:400}
@media (max-width:767px){
  .dropdown.mega{width:auto;max-width:none;padding:4px 0 4px 14px;display:none;flex-direction:column;gap:0}
  .nav-menu li.expanded .dropdown.mega{display:block}
  .mega-cat{padding:10px 12px 6px;margin-bottom:2px;border-bottom:none;color:var(--red)}
  .mega-col{margin-bottom:6px}
}

/* ============================================================
   解决方案系列页共用组件（总览 / 类别单页 / 产品页）
   ============================================================ */
.sol-hero{padding:180px 0 110px;background:linear-gradient(120deg,#F7FAFD 0%,#EAF1F9 55%,#F3F6FB 100%);overflow:hidden}
.sol-hero::before{content:"";position:absolute;right:-140px;top:-140px;width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(230,0,18,.07),transparent 65%)}
.sol-hero::after{content:"";position:absolute;left:-120px;bottom:-160px;width:480px;height:480px;border-radius:50%;background:radial-gradient(circle,rgba(0,120,215,.08),transparent 65%)}
.sol-hero .container{display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;position:relative;z-index:2}
.sol-hero .crumb{font-size:13.5px;color:#8A94A3;letter-spacing:1px;margin-bottom:20px}
.sol-hero .crumb a:hover{color:var(--red)}
.sol-hero h1{font-size:52px;font-weight:800;letter-spacing:2px;line-height:1.25;margin-bottom:22px}
.sol-hero h1 em{font-style:normal;color:var(--red)}
.sol-hero .desc{color:var(--gray);font-size:16.5px;max-width:540px;margin-bottom:38px}
.sol-hero .fade-item{opacity:0;transform:translateY(20px);animation:heroIn .8s ease forwards}
.sol-hero .fade-item:nth-child(2){animation-delay:.15s}
.sol-hero .fade-item:nth-child(3){animation-delay:.3s}
.sol-hero .fade-item:nth-child(4){animation-delay:.45s}
.sol-visual{position:relative;height:400px}
.sol-visual .core{position:absolute;left:50%;top:50%;width:150px;height:150px;transform:translate(-50%,-50%);border-radius:50%;background:radial-gradient(circle at 32% 30%,#FF5A5F,var(--red) 55%,var(--red-dark));box-shadow:0 24px 70px rgba(230,0,18,.35),0 0 0 18px rgba(230,0,18,.06);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:700;font-size:17px;text-align:center;line-height:1.4;padding:16px}
.sol-visual .orbit{position:absolute;left:50%;top:50%;border-radius:50%;border:1px dashed rgba(0,90,170,.28);transform:translate(-50%,-50%)}
.sol-visual .orbit.o1{width:260px;height:260px;animation:orbitSpin 18s linear infinite}
.sol-visual .orbit.o2{width:360px;height:360px;animation:orbitSpin 30s linear infinite reverse}
.sol-visual .orbit i{position:absolute;top:-7px;left:50%;width:14px;height:14px;margin-left:-7px;border-radius:50%;background:var(--blue);box-shadow:0 0 14px rgba(0,120,215,.6)}
.sol-visual .orbit.o2 i{background:var(--purple);box-shadow:0 0 14px rgba(108,60,225,.6)}
.sol-visual .glow{position:absolute;left:50%;top:50%;width:460px;height:460px;transform:translate(-50%,-50%);border-radius:50%;background:radial-gradient(circle,rgba(0,120,215,.1),transparent 62%);pointer-events:none}
@keyframes orbitSpin{to{transform:translate(-50%,-50%) rotate(360deg)}}

.cat-sec{padding:96px 0 24px;scroll-margin-top:84px}
.cat-sec.last{padding-bottom:110px}

/* 产品图片卡片（附件二样式：深渐变蒙层 + 白字 + 悬停变红） */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.prod-grid.cols-2{grid-template-columns:repeat(2,1fr);max-width:980px}
.prod-grid.cols-1{grid-template-columns:1fr}
.prod-card{position:relative;border-radius:16px;overflow:hidden;height:430px;display:block;box-shadow:var(--shadow);transition:transform .4s,box-shadow .4s;will-change:transform}
.prod-card.slim{height:340px}
.prod-card img,.prod-card .art{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.prod-card .art{background:linear-gradient(140deg,#101B33 0%,#16294E 45%,#3B2A7A 100%)}
.prod-card .art::after{content:attr(data-wm);position:absolute;right:18px;bottom:6px;font-size:72px;font-weight:800;color:rgba(255,255,255,.07);letter-spacing:2px}
.prod-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,16,28,.08) 0%,rgba(10,16,28,.42) 52%,rgba(8,12,22,.88) 100%);transition:background .45s}
.prod-card .pc-body{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:30px 30px 28px;color:#fff}
.prod-card h3{font-size:25px;font-weight:700;margin-bottom:10px;letter-spacing:.5px}
.prod-card h3 .en{display:block;font-size:13px;font-weight:400;color:rgba(255,255,255,.65);letter-spacing:.6px;margin-top:3px}
.prod-card .pc-list li{position:relative;padding-left:14px;font-size:13.5px;color:rgba(255,255,255,.85);line-height:1.55;margin-bottom:4px}
.prod-card .pc-list li::before{content:"·";position:absolute;left:0;color:#fff}
.prod-card .pc-desc{font-size:13.5px;color:rgba(255,255,255,.85);line-height:1.7}
.prod-card .pc-arrow{position:absolute;top:26px;right:26px;z-index:2;width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.5);color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px;backdrop-filter:blur(4px);transition:background .3s,transform .3s}
.prod-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover)}
.prod-card:hover img,.prod-card:hover .art{transform:scale(1.06)}
.prod-card:hover::after{background:linear-gradient(180deg,rgba(230,0,18,.42) 0%,rgba(200,16,46,.72) 55%,rgba(142,10,22,.92) 100%)}
.prod-card:hover .pc-arrow{background:#fff;color:var(--red);transform:rotate(-45deg)}

/* ============================================================
   产品详情页组件（风格/动效/色系对齐首页）
   ============================================================ */
.p-hero{padding:180px 0 104px;background:url("hero-bg.jpg") center/cover no-repeat;background-color:#0A1626;color:#fff;overflow:hidden}
.p-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(8,14,26,.82) 0%,rgba(8,14,26,.6) 55%,rgba(8,14,26,.42) 100%)}
.p-hero canvas{position:absolute;inset:0;width:100%;height:100%;z-index:1}
.p-hero .container{position:relative;z-index:2}
.p-hero .crumb{font-size:13.5px;color:rgba(255,255,255,.7);letter-spacing:1px;margin-bottom:20px}
.p-hero .crumb a:hover{color:#fff}
.p-hero .badge{display:inline-block;background:var(--red);color:#fff;font-size:12.5px;font-weight:600;letter-spacing:1px;padding:5px 14px;border-radius:5px;margin-bottom:18px;box-shadow:0 6px 18px rgba(230,0,18,.4)}
.p-hero h1{font-size:56px;font-weight:800;letter-spacing:2px;line-height:1.2;margin-bottom:10px;text-shadow:0 4px 26px rgba(0,0,0,.4)}
.p-hero .en-name{font-size:16px;color:rgba(255,255,255,.7);letter-spacing:1px;margin-bottom:20px;font-style:italic}
.p-hero .tag{font-size:18px;color:rgba(255,255,255,.94);max-width:780px;line-height:1.75}
.p-hero .cta-row{display:flex;gap:16px;margin-top:38px;flex-wrap:wrap}
.p-hero .fade-item{opacity:0;transform:translateY(20px);animation:heroIn .8s ease forwards}
.p-hero .fade-item:nth-child(2){animation-delay:.12s}
.p-hero .fade-item:nth-child(3){animation-delay:.24s}
.p-hero .fade-item:nth-child(4){animation-delay:.36s}
.p-hero .fade-item:nth-child(5){animation-delay:.48s}
.p-hero .fade-item:nth-child(6){animation-delay:.6s}

.p-sec{padding:100px 0}
.p-sec.soft{background:var(--bg-soft)}
.p-sec.dark{background:linear-gradient(180deg,#0D1830,#0A1424);color:#fff}
.p-sec.dark .sec-title{color:#fff}
.p-sec.dark .sec-sub{color:rgba(255,255,255,.65)}
.p-intro-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
.p-intro-grid .lead{font-size:16px;color:var(--gray);margin-bottom:18px}
.p-intro-grid .lead b{color:var(--ink)}
.p-quote{border-left:4px solid var(--red);background:linear-gradient(135deg,#FFF5F6,#F8F9FC);border-radius:0 12px 12px 0;padding:20px 24px;margin-top:8px}
.p-quote p{color:var(--ink);font-size:15px;margin:0}

.p-feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.p-feat-grid.cols-2{grid-template-columns:repeat(2,1fr)}
.p-feat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 28px;box-shadow:var(--shadow);transition:transform .35s,box-shadow .35s,border-color .35s;position:relative;will-change:transform}
.p-feat::before{content:"";position:absolute;top:0;left:28px;right:28px;height:3px;background:linear-gradient(90deg,var(--red),var(--purple));border-radius:0 0 3px 3px}
.p-feat:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:var(--red)}
.p-feat .fi{width:52px;height:52px;border-radius:13px;background:linear-gradient(135deg,#FFF0F1,#F3EDFF);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.p-feat .fi svg{width:26px;height:26px}
.p-feat h3{font-size:17.5px;font-weight:700;margin-bottom:10px}
.p-feat p{font-size:14px;color:var(--gray)}
.p-feat ul li{position:relative;padding-left:15px;font-size:13.5px;color:var(--gray);margin-bottom:7px;line-height:1.6}
.p-feat ul li::before{content:"";position:absolute;left:0;top:.6em;width:6px;height:6px;border-radius:50%;background:var(--red)}

.p-glass{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:30px 26px;backdrop-filter:blur(6px);transition:transform .35s,border-color .35s,background .35s;will-change:transform}
.p-glass:hover{transform:translateY(-8px);border-color:var(--red);background:rgba(230,0,18,.1)}
.p-glass h3{font-size:16.5px;font-weight:700;color:#fff;margin-bottom:10px}
.p-glass ul li{position:relative;padding-left:15px;font-size:13.5px;color:rgba(255,255,255,.78);margin-bottom:7px;line-height:1.6}
.p-glass ul li::before{content:"";position:absolute;left:0;top:.6em;width:6px;height:6px;border-radius:50%;background:var(--red)}
.p-glass p{font-size:13.5px;color:rgba(255,255,255,.78)}

.p-layers{display:flex;flex-direction:column;gap:16px}
.p-layer{display:flex;gap:26px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:14px;padding:26px 30px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s,border-color .3s}
.p-layer:hover{transform:translateX(8px);box-shadow:var(--shadow-hover);border-color:var(--red)}
.p-layer .no{font-size:36px;font-weight:800;line-height:1;color:transparent;-webkit-text-stroke:1.5px var(--red);flex-shrink:0;width:64px;text-align:center;font-variant-numeric:tabular-nums}
.p-layer h3{font-size:17px;font-weight:700;margin-bottom:6px}
.p-layer h3 small{display:block;font-size:12px;color:#9AA3AF;font-weight:400;letter-spacing:.4px;margin-top:2px}
.p-layer p{font-size:13.5px;color:var(--gray);line-height:1.7}

.p-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;text-align:center}
.p-stat{padding:16px 8px}
.p-stat .n{font-size:50px;font-weight:700;color:var(--red);line-height:1.15;font-variant-numeric:tabular-nums}
.p-stat .n .unit{font-size:22px;margin-left:2px}
.p-stat .t{color:var(--gray);font-size:14.5px;margin-top:8px}
.p-stat .t::after{content:"";display:block;width:32px;height:3px;background:var(--red);margin:12px auto 0;border-radius:2px}

.p-video{position:relative;border-radius:16px;overflow:hidden;box-shadow:0 24px 60px rgba(10,20,40,.25)}
.p-video img{width:100%;height:420px;object-fit:cover}
.p-video .v-mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,14,26,.15),rgba(8,14,26,.55));display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;color:#fff}
.p-video .v-play{width:76px;height:76px;border-radius:50%;background:rgba(230,0,18,.94);display:flex;align-items:center;justify-content:center;box-shadow:0 12px 34px rgba(230,0,18,.5)}
.p-video .v-play svg{width:28px;height:28px;fill:#fff;margin-left:4px}
.p-video .v-tip{font-size:13.5px;color:rgba(255,255,255,.85);letter-spacing:1px}

@media (max-width:1199px){
  .sol-hero h1{font-size:42px}
  .sol-visual{height:320px}
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .p-feat-grid{grid-template-columns:repeat(2,1fr)}
  .p-intro-grid{grid-template-columns:1fr;gap:40px}
  .p-hero h1{font-size:42px}
}
@media (max-width:767px){
  .sol-hero{padding:140px 0 70px}
  .sol-hero .container{grid-template-columns:1fr;gap:40px}
  .sol-hero h1{font-size:33px;letter-spacing:1px}
  .sol-visual{height:270px}
  .cat-sec{padding:64px 0 12px}
  .cat-sec.last{padding-bottom:70px}
  .prod-grid,.prod-grid.cols-2{grid-template-columns:1fr;max-width:none}
  .prod-card,.prod-card.slim{height:330px}
  .p-hero{padding:140px 0 72px}
  .p-hero h1{font-size:32px;letter-spacing:1px}
  .p-hero .tag{font-size:15.5px}
  .p-sec{padding:64px 0}
  .p-feat-grid,.p-feat-grid.cols-2{grid-template-columns:1fr}
  .p-stats{grid-template-columns:1fr;gap:10px}
  .p-layer{flex-direction:column;gap:12px;padding:22px}
  .p-video img{height:240px}
}

/* ============================================================
   产品页 V2（参考 RYET 产品页样式图，红色系适配）
   ============================================================ */
/* 浅色摄影 Hero：右侧配图 + 左侧白色渐变 */
.ph-hero{position:relative;padding:200px 0 110px;background:#F4F7FB;overflow:hidden}
.ph-hero .bgimg{position:absolute;inset:0;background-position:center right;background-size:cover}
.ph-hero .bgfade{position:absolute;inset:0;background:linear-gradient(90deg,#F7FAFD 22%,rgba(247,250,253,.88) 48%,rgba(247,250,253,.35) 78%,rgba(247,250,253,.15) 100%)}
.ph-hero .container{position:relative;z-index:2}
.ph-hero .crumb{font-size:13.5px;color:#8A94A3;letter-spacing:1px;margin-bottom:22px}
.ph-hero .crumb a:hover{color:var(--red)}
.ph-hero h1{font-size:54px;font-weight:800;letter-spacing:1.5px;line-height:1.25;color:var(--ink);margin-bottom:12px}
.ph-hero .en-name{font-size:16px;color:#8A94A3;letter-spacing:.6px;margin-bottom:22px}
.ph-hero .tag{font-size:16.5px;color:var(--gray);max-width:640px;line-height:1.8}
.ph-hero .cta-row{display:flex;gap:16px;margin-top:38px;flex-wrap:wrap}
.ph-hero .fade-item{opacity:0;transform:translateY(20px);animation:heroIn .8s ease forwards}
.ph-hero .fade-item:nth-child(2){animation-delay:.12s}
.ph-hero .fade-item:nth-child(3){animation-delay:.24s}
.ph-hero .fade-item:nth-child(4){animation-delay:.36s}
.ph-hero .fade-item:nth-child(5){animation-delay:.48s}

/* 章节标题：首词红色高亮块（参考样式图蓝色高亮的红色版） */
.rt{font-size:34px;font-weight:800;letter-spacing:.5px;line-height:1.35;margin-bottom:16px}
.rt .rt-hl{background:var(--red);color:#fff;padding:1px 10px 3px;border-radius:5px;margin-right:6px;box-shadow:0 6px 18px rgba(230,0,18,.25)}
.rt-sub{color:var(--gray);font-size:15px;max-width:760px}
.rt-center{text-align:center}
.rt-center .rt-sub{margin:0 auto}

/* 图文分栏（左文右图 / 交替） */
.split-row{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center}
.split-row.flip>.split-text{order:2}
.split-row.flip>.split-img{order:1}
.split-text h3{font-size:22px;font-weight:700;margin-bottom:14px}
.split-text p{color:var(--gray);font-size:15px;margin-bottom:14px;line-height:1.8}
.split-text ul li{position:relative;padding-left:18px;font-size:14.5px;color:var(--gray);margin-bottom:10px;line-height:1.7}
.split-text ul li::before{content:"";position:absolute;left:0;top:.58em;width:8px;height:8px;border-radius:50%;background:var(--red)}
.split-img{border-radius:18px;overflow:hidden;box-shadow:0 24px 60px rgba(10,20,40,.16)}
.split-img img{width:100%;height:380px;object-fit:cover;transition:transform .6s ease}
.split-img:hover img{transform:scale(1.04)}

/* 五平台卡片行（参考 Core Platform Architecture） */
.plat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.plat-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:30px 20px;text-align:center;box-shadow:var(--shadow);transition:transform .35s,box-shadow .35s,border-color .35s}
.plat-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:var(--red)}
.plat-card .pi{width:64px;height:64px;margin:0 auto 16px;border-radius:14px;background:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(10,20,40,.08)}
.plat-card .pi img{width:44px;height:44px;object-fit:contain}
.plat-card h3{font-size:15.5px;font-weight:700;line-height:1.45;margin-bottom:8px}
.plat-card p{font-size:12.5px;color:var(--gray);line-height:1.6}

/* 小图卡片（参考 Question Bank Innovation / Supported Types） */
.mini-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.mini-grid.cols-3{grid-template-columns:repeat(3,1fr)}
.mini-card{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:var(--shadow);transition:transform .35s,box-shadow .35s,border-color .35s}
.mini-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:var(--red)}
.mini-card .mi{height:150px;display:flex;align-items:center;justify-content:center;background:linear-gradient(160deg,#FDF5F6,#F3F6FB)}
.mini-card .mi img{max-width:72px;max-height:72px;object-fit:contain}
.mini-card .mi.photo{padding:0;height:170px}
.mini-card .mi.photo img{width:100%;height:100%;max-width:none;max-height:none;object-fit:cover}
.mini-card .mb{padding:20px 22px 24px}
.mini-card h3{font-size:16px;font-weight:700;margin-bottom:8px;line-height:1.4}
.mini-card p{font-size:13px;color:var(--gray);line-height:1.65}

/* 编号卡片（参考 AI-Powered Proctoring 1-6） */
.num-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.num-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px 28px;box-shadow:var(--shadow);transition:transform .3s,box-shadow .3s,border-color .3s}
.num-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:var(--red)}
.num-card .nn{display:flex;align-items:baseline;gap:12px;margin-bottom:10px}
.num-card .nn i{font-style:normal;font-size:26px;font-weight:800;color:var(--red);font-variant-numeric:tabular-nums}
.num-card .nn h3{font-size:17px;font-weight:700}
.num-card p{font-size:13.5px;color:var(--gray);line-height:1.7}

/* 选项卡区块（参考 Remote Online Examination） */
.tab-wrap{display:grid;grid-template-columns:280px 1fr;gap:26px;align-items:start}
.tab-nav{display:flex;flex-direction:column;gap:12px}
.tab-btn{text-align:left;padding:16px 22px;border-radius:12px;border:1px solid var(--line);background:#fff;font-size:15px;font-weight:600;color:var(--ink);cursor:pointer;font-family:inherit;transition:all .3s}
.tab-btn:hover{border-color:var(--red);color:var(--red)}
.tab-btn.active{background:var(--red);border-color:var(--red);color:#fff;box-shadow:0 10px 26px rgba(230,0,18,.3)}
.tab-pane{display:none;background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px 32px;box-shadow:var(--shadow);animation:tlFade .45s ease}
.tab-pane.show{display:grid;grid-template-columns:1fr 1.1fr;gap:32px;align-items:center}
.tab-pane h3{font-size:19px;font-weight:700;margin-bottom:12px}
.tab-pane p{font-size:14px;color:var(--gray);line-height:1.8}
.tab-pane img{width:100%;height:260px;object-fit:cover;border-radius:12px}

/* 数字横幅（参考 Operational Efficiency：底图 + 白色数字卡） */
.stat-banner{position:relative;padding:90px 0 130px;background-position:center;background-size:cover;overflow:hidden}
.stat-banner::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(247,250,253,.55),rgba(247,250,253,.25))}
.stat-banner .container{position:relative;z-index:2}
.stat-boxes{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;max-width:980px;margin:0 auto}
.stat-box{background:rgba(255,255,255,.92);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.9);border-radius:16px;padding:34px 24px;text-align:center;box-shadow:0 16px 44px rgba(10,20,40,.12);transition:transform .35s,box-shadow .35s}
.stat-box:hover{transform:translateY(-8px);box-shadow:0 22px 54px rgba(230,0,18,.2)}
.stat-box .n{font-size:46px;font-weight:800;color:var(--red);line-height:1.1;font-variant-numeric:tabular-nums}
.stat-box .n .unit{font-size:22px}
.stat-box .t{font-size:14px;color:var(--gray);margin-top:10px}

/* 平台实拍截图墙 */
.shot-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.shot-card{border-radius:14px;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);transition:transform .35s,box-shadow .35s}
.shot-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.shot-card img{width:100%;height:260px;object-fit:cover;object-position:top center}

/* 视频播放器 */
.p-video video{width:100%;height:auto;max-height:560px;display:block;background:#000}

/* Cogni 专属结束页（外链）：深空底 + 流动光束 + 浮动光晕 + 卡片扫光 */
.link-closing{padding:120px 0;background:radial-gradient(1100px 560px at 18% -10%,rgba(108,60,225,.32),transparent 62%),radial-gradient(950px 520px at 86% 112%,rgba(230,0,18,.26),transparent 60%),linear-gradient(140deg,#0C1428 0%,#14203F 55%,#241B4D 120%);text-align:center;color:#fff;overflow:hidden;position:relative}
.link-closing .container{position:relative;z-index:3}
/* 流动光束（斜向扫过的光带） */
.lc-beams{position:absolute;inset:0;overflow:hidden;z-index:1;pointer-events:none}
.lc-beams i{position:absolute;top:-40%;left:-260px;height:180%;width:170px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.075),transparent);transform:skewX(-18deg);animation:lcBeam 10s linear infinite}
.lc-beams i:nth-child(2){width:100px;animation-delay:-3.5s;animation-duration:13s;opacity:.8}
.lc-beams i:nth-child(3){width:230px;animation-delay:-7s;animation-duration:16s;opacity:.6}
@keyframes lcBeam{from{transform:translateX(0) skewX(-18deg)}to{transform:translateX(calc(100vw + 560px)) skewX(-18deg)}}
/* 浮动光晕 */
.lc-glow{position:absolute;border-radius:50%;filter:blur(90px);z-index:1;pointer-events:none}
.lc-glow-a{width:480px;height:480px;left:-130px;top:-170px;background:rgba(230,0,18,.24);animation:lcFloat 11s ease-in-out infinite alternate}
.lc-glow-b{width:430px;height:430px;right:-110px;bottom:-170px;background:rgba(108,60,225,.3);animation:lcFloat 13s ease-in-out infinite alternate-reverse}
@keyframes lcFloat{from{transform:translate(0,0) scale(1)}to{transform:translate(54px,36px) scale(1.12)}}
.link-closing .lc-sub{font-size:14px;color:rgba(255,255,255,.65);letter-spacing:2px;margin-bottom:20px}
.link-closing .lc-link{position:relative;overflow:hidden;display:inline-flex;align-items:center;gap:14px;font-size:40px;font-weight:800;color:#fff;letter-spacing:2px;padding:28px 58px;border:1.5px solid rgba(255,255,255,.35);border-radius:16px;transition:all .35s;background:rgba(255,255,255,.06);backdrop-filter:blur(6px);box-shadow:0 10px 44px rgba(5,10,26,.45)}
/* 卡片扫光 */
.link-closing .lc-link::after{content:"";position:absolute;top:0;left:-80%;width:46%;height:100%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.24),transparent);transform:skewX(-20deg);animation:lcSheen 4.2s ease-in-out infinite;pointer-events:none}
@keyframes lcSheen{0%{left:-80%}55%{left:135%}100%{left:135%}}
.link-closing .lc-link:hover{background:var(--red);border-color:var(--red);transform:translateY(-4px);box-shadow:0 22px 54px rgba(230,0,18,.45)}
.link-closing .lc-link .arr{width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,.18);display:inline-flex;align-items:center;justify-content:center;font-size:20px;transition:transform .35s;animation:lcPulse 2.4s ease-in-out infinite}
@keyframes lcPulse{0%,100%{box-shadow:0 0 0 0 rgba(255,255,255,.28)}50%{box-shadow:0 0 0 11px rgba(255,255,255,0)}}
.link-closing .lc-link:hover .arr{transform:translateX(5px);background:rgba(255,255,255,.28)}

@media (max-width:1199px){
  .plat-grid{grid-template-columns:repeat(3,1fr)}
  .mini-grid{grid-template-columns:repeat(2,1fr)}
  .ph-hero h1{font-size:42px}
}
@media (max-width:767px){
  .ph-hero{padding:140px 0 70px}
  .ph-hero h1{font-size:31px}
  .ph-hero .bgimg{opacity:.35}
  .rt{font-size:25px}
  .split-row{grid-template-columns:1fr;gap:32px}
  .split-row.flip>.split-text{order:1}
  .split-row.flip>.split-img{order:2}
  .split-img img{height:240px}
  .plat-grid{grid-template-columns:repeat(2,1fr)}
  .mini-grid,.mini-grid.cols-3{grid-template-columns:1fr}
  .num-grid{grid-template-columns:1fr}
  .tab-wrap{grid-template-columns:1fr}
  .tab-nav{flex-direction:row;overflow-x:auto;padding-bottom:6px}
  .tab-btn{white-space:nowrap;padding:12px 18px;font-size:14px}
  .tab-pane.show{grid-template-columns:1fr}
  .stat-boxes{grid-template-columns:1fr}
  .shot-grid{grid-template-columns:1fr}
  .link-closing .lc-link{font-size:24px;padding:18px 28px}
}

/* ============================================================
   V3 修改新增组件（白底 + 红主色 + 蓝紫点缀）
   ============================================================ */

/* 白底图标卡（参照首页"为何选择软云"：红紫渐变顶线 + 浅色图标位） */
.wc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.wc-grid.cols-2{grid-template-columns:repeat(2,1fr)}
.wc-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:30px 26px;position:relative;box-shadow:var(--shadow);transition:transform .35s,box-shadow .35s,border-color .35s}
.wc-card::before{content:"";position:absolute;top:0;left:26px;right:26px;height:3px;background:linear-gradient(90deg,var(--red),var(--purple));border-radius:0 0 3px 3px}
.wc-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:var(--red)}
.wc-icon{width:52px;height:52px;border-radius:13px;background:linear-gradient(135deg,#FFF0F1,#F3EDFF);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.wc-icon svg{width:26px;height:26px}
.wc-card h3{font-size:16.5px;font-weight:700;margin-bottom:10px}
.wc-card p{font-size:13.5px;color:var(--gray);line-height:1.7}

/* 题库创新等区块的 SVG 线性图标（红/蓝/紫站点色） */
.mini-card .mi svg{width:56px;height:56px}

/* 选项卡面板内的要点列表（红色圆点） */
.tab-pane .feat-list{margin-top:14px}
.tab-pane .feat-list li{position:relative;padding-left:18px;font-size:14px;color:var(--gray);line-height:1.75;margin-bottom:9px}
.tab-pane .feat-list li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:50%;background:var(--red)}
.tab-pane .feat-list li b{color:var(--ink);font-weight:700}

/* 角色选项卡按钮（带序号小标） */
.tab-btn .tb-no{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:7px;background:rgba(230,0,18,.08);color:var(--red);font-size:12.5px;font-weight:800;margin-right:10px;transition:all .3s}
.tab-btn.active .tb-no{background:rgba(255,255,255,.22);color:#fff}

/* 小节副标题（带红色竖条） */
.sub-h{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:700;margin:56px 0 24px}
.sub-h::before{content:"";width:5px;height:22px;border-radius:3px;background:linear-gradient(180deg,var(--red),var(--purple))}

@media (max-width:1199px){
  .wc-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:767px){
  .wc-grid,.wc-grid.cols-2{grid-template-columns:1fr}
  .sub-h{font-size:17px}
}

/* 4 列白底图标卡 */
.wc-grid.cols-4{grid-template-columns:repeat(4,1fr)}
@media (max-width:1199px){
  .wc-grid.cols-4{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:767px){
  .wc-grid.cols-4{grid-template-columns:1fr}
}
/* 图文分栏要点加粗标签 */
.split-text ul li b{color:var(--ink);font-weight:700}

/* 微信公众号二维码弹层 */
.qr-modal{position:fixed;inset:0;z-index:9999;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:opacity .3s,visibility .3s}
.qr-modal.show{opacity:1;visibility:visible}
.qr-mask{position:absolute;inset:0;background:rgba(10,14,24,.6);backdrop-filter:blur(4px)}
.qr-box{position:relative;background:#fff;border-radius:16px;padding:28px 28px 22px;text-align:center;box-shadow:0 30px 80px rgba(0,0,0,.3);transform:scale(.92) translateY(10px);transition:transform .3s;max-width:300px}
.qr-modal.show .qr-box{transform:scale(1) translateY(0)}
.qr-box img{width:220px;height:220px;object-fit:cover;border-radius:10px;margin:0 auto}
.qr-box p{font-size:14px;color:var(--gray);margin-top:14px}
.qr-close{position:absolute;top:8px;right:10px;width:30px;height:30px;border:none;background:none;font-size:22px;color:#9AA3AF;cursor:pointer;line-height:1}
.qr-close:hover{color:var(--red)}

/* Cogni AI 平台能力卡（编号水印 + 渐变图标 + 悬停动效） */
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.cap-card{position:relative;overflow:hidden;background:#fff;border:1px solid #EEF0F4;border-radius:18px;padding:34px 28px 30px;transition:transform .35s,box-shadow .35s,border-color .35s}
.cap-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--red),var(--purple));transform:scaleX(0);transform-origin:left;transition:transform .45s}
.cap-card:hover{transform:translateY(-8px);box-shadow:0 24px 60px rgba(230,0,18,.10);border-color:rgba(230,0,18,.25)}
.cap-card:hover::before{transform:scaleX(1)}
.cap-num{position:absolute;top:14px;right:20px;font-size:56px;font-weight:800;line-height:1;color:transparent;-webkit-text-stroke:1.5px rgba(230,0,18,.18);transition:all .35s}
.cap-card:hover .cap-num{-webkit-text-stroke-color:rgba(230,0,18,.45)}
.cap-icon{display:inline-flex;align-items:center;justify-content:center;width:58px;height:58px;border-radius:16px;background:linear-gradient(135deg,rgba(230,0,18,.1),rgba(108,60,225,.1));color:var(--red);margin-bottom:20px;transition:all .35s}
.cap-icon svg{width:28px;height:28px}
.cap-card:hover .cap-icon{background:linear-gradient(135deg,var(--red),var(--purple));color:#fff;transform:scale(1.06) rotate(-4deg)}
.cap-card h3{font-size:18px;font-weight:700;line-height:1.4;margin-bottom:12px;padding-right:44px}
.cap-card p{font-size:14.5px;color:var(--gray);line-height:1.8}
@media (max-width:1199px){.cap-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:767px){.cap-grid{grid-template-columns:1fr}.cap-num{font-size:44px}}

/* ============================================================
   9.9 修改：HanLink AI教师板块（效果图重做） + 图片图标卡 + 5列
   ============================================================ */

/* HanLink AI教师板块：浅色底纹背景图（含底部红色飘带） */
.at-sec{background:url("products/hanlink/ai-teacher-bg.png") center bottom/cover no-repeat}

/* AI教师核心能力：白色大面板（左 2x3 能力卡 + 右 AI教师配图） */
.at-panel{display:grid;grid-template-columns:1.35fr 1fr;gap:36px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:20px;padding:38px 40px;box-shadow:0 20px 55px rgba(15,23,42,.08);position:relative;overflow:hidden}
.at-panel::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--red),var(--purple))}
.at-caps{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.at-cap{background:#fff;border:1px solid #EEF0F4;border-radius:13px;padding:20px 22px;box-shadow:0 5px 16px rgba(15,23,42,.05);transition:transform .3s,box-shadow .3s,border-color .3s}
.at-cap:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(230,0,18,.12);border-color:rgba(230,0,18,.3)}
.at-cap h4{font-size:15.5px;font-weight:700;margin-bottom:8px;color:var(--ink)}
.at-cap p{font-size:12.5px;color:var(--gray);line-height:1.7}
.at-img{display:flex;align-items:center;justify-content:center}
.at-img img{width:100%;height:auto;border-radius:14px;box-shadow:0 16px 40px rgba(15,23,42,.12)}
@media (max-width:1199px){
  .at-panel{grid-template-columns:1fr;padding:30px 26px}
  .at-img{max-width:560px;margin:0 auto}
}
@media (max-width:767px){
  .at-caps{grid-template-columns:1fr}
  .at-panel{padding:24px 18px;gap:24px}
}

/* 图片图标（替换SVG的素材图标，无底色平铺） */
.wc-icon.has-img{background:none;width:60px;height:60px}
.wc-icon.has-img img{width:60px;height:60px;object-fit:contain}

/* 5 列白底图标卡（智慧作业核心能力效果图） */
.wc-grid.cols-5{grid-template-columns:repeat(5,1fr)}
@media (max-width:1199px){.wc-grid.cols-5{grid-template-columns:repeat(3,1fr)}}
@media (max-width:900px){.wc-grid.cols-5{grid-template-columns:repeat(2,1fr)}}
@media (max-width:767px){.wc-grid.cols-5{grid-template-columns:1fr}}