/* =========================================================================
   福旺通科技 - 原创物联网科技风皮肤 (skin/fwt) v2.0
   设计语言：深色科技风（Deep Tech / Cyber IoT）
   配色（源自行业设计参考）：
     背景：#0B1215 / #0F172A / #1E293B（深蓝-深灰）
     主色：#38BDF8 青蓝（Sky 400），#22D3EE 霓虹青
     点缀：#39FF85 生物发光绿（live data）
     文字：#E2E8F0 主文本 / #94A3B8 次级 / #64748B 弱化
   字体：Roboto / Helvetica 无衬线 + 微软雅黑
   布局：网格系统 + 模块化卡片 + 玻璃拟态 + hover 微交互
   ========================================================================= */
:root{
  --fwt-bg-deep:#0B1215;
  --fwt-bg:#0F172A;
  --fwt-bg-card:#111C2E;
  --fwt-bg-card2:#1E293B;
  --fwt-primary:#38BDF8;
  --fwt-primary-soft:#22D3EE;
  --fwt-neon:#39FF85;
  --fwt-purple:#8B5CF6;
  --fwt-text:#E2E8F0;
  --fwt-muted:#94A3B8;
  --fwt-dim:#64748B;
  --fwt-border:rgba(56,189,248,.16);
  --fwt-border-soft:rgba(148,163,184,.18);
  --fwt-radius:12px;
  --fwt-shadow:0 10px 32px rgba(0,0,0,.45);
  --fwt-glow:0 0 22px rgba(56,189,248,.28);
  --fwt-glow-green:0 0 22px rgba(57,255,133,.25);
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  font-family:"Roboto","Helvetica Neue","Microsoft YaHei","PingFang SC",Arial,sans-serif;
  color:var(--fwt-text);
  background:var(--fwt-bg-deep);
  background-image:
    radial-gradient(ellipse 70% 45% at 18% -4%, rgba(34,211,238,.10), transparent 60%),
    radial-gradient(ellipse 60% 40% at 88% 6%, rgba(139,92,246,.09), transparent 55%),
    linear-gradient(180deg,#0B1215 0%,#0F172A 100%);
  background-attachment:fixed;
  line-height:1.7;font-size:14px;
  overflow-x:hidden;
}
img{border:0;max-width:100%;-webkit-user-drag:none;user-select:none}
a{color:inherit;text-decoration:none;transition:all .25s}
ul,ol{list-style:none}
input,button,select,textarea{font-family:inherit;font-size:inherit}
::selection{background:rgba(56,189,248,.35);color:#fff}

.fwt-container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
.fwt-flex{display:flex;align-items:center}
.fwt-flex-between{display:flex;align-items:center;justify-content:space-between}
.fwt-section{padding:64px 0;position:relative}
.fwt-section-bg{background:var(--fwt-bg)}
.fwt-section-bg2{background:var(--fwt-bg-deep)}
.fwt-hidden{display:none!important}

/* ---------- 顶部信息条 ---------- */
.fwt-topbar{
  background:linear-gradient(90deg,#0A1120 0%,#0E1B32 100%);
  border-bottom:1px solid rgba(56,189,248,.12);
  color:#8FA6C8;font-size:12px;letter-spacing:.4px;
}
.fwt-topbar .fwt-container{display:flex;align-items:center;justify-content:space-between;height:34px}
.fwt-topbar a{color:#8FA6C8}
.fwt-topbar a:hover{color:var(--fwt-primary);text-shadow:0 0 12px rgba(56,189,248,.6)}
.fwt-topbar .fwt-topbar-left span{margin-right:20px}
.fwt-topbar .fwt-topbar-left span::before{content:"◆";color:var(--fwt-neon);font-size:9px;margin-right:6px;vertical-align:1px}
.fwt-topbar .fwt-topbar-right a{margin-left:16px}

/* ---------- 主导航（玻璃拟态 + 霓虹指示） ---------- */
.fwt-header{
  position:sticky;top:0;z-index:100;
  background:rgba(11,18,26,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(56,189,248,.14);
  box-shadow:0 6px 28px rgba(0,0,0,.35);
}
.fwt-header .fwt-container{display:flex;align-items:center;height:74px}
.fwt-logo{display:flex;align-items:center;gap:10px;margin-right:14px;flex-shrink:0}
.fwt-logo img{height:40px;width:auto;max-width:140px;display:block;filter:drop-shadow(0 0 10px rgba(56,189,248,.35))}
.fwt-logo .fwt-logo-txt{font-size:16px;font-weight:700;color:#fff;letter-spacing:1px;line-height:1.2;white-space:nowrap;min-width:0;max-width:240px;overflow:hidden;text-overflow:ellipsis;text-shadow:0 0 18px rgba(56,189,248,.35)}
.fwt-logo .fwt-logo-txt small{display:block;font-size:11px;font-weight:400;color:var(--fwt-primary);letter-spacing:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.fwt-nav{display:flex;align-items:center;flex:1;min-width:0}
.fwt-nav > li{position:relative;flex-shrink:0}
.fwt-nav > li > a{
  display:block;padding:0 8px;height:74px;line-height:74px;
  font-size:14px;color:#CBD5E1;font-weight:600;white-space:nowrap;
  position:relative;
}
.fwt-nav > li > a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--fwt-primary),var(--fwt-primary-soft));
  box-shadow:0 0 12px rgba(56,189,248,.7);
  opacity:0;transform:scaleX(.4);transition:all .3s;
}
.fwt-nav > li > a:hover,.fwt-nav > li.fwt-on > a{color:#fff;text-shadow:0 0 14px rgba(56,189,248,.55)}
.fwt-nav > li > a:hover::after,.fwt-nav > li.fwt-on > a::after{opacity:1;transform:scaleX(1)}
.fwt-nav .fwt-sub{
  position:absolute;top:74px;left:0;min-width:170px;
  background:rgba(15,23,42,.96);
  backdrop-filter:blur(12px);
  border:1px solid var(--fwt-border);border-top:2px solid var(--fwt-primary);
  border-radius:0 0 var(--fwt-radius) var(--fwt-radius);
  box-shadow:0 14px 34px rgba(0,0,0,.5);
  opacity:0;visibility:hidden;transform:translateY(12px);transition:.28s;z-index:20;
}
.fwt-nav li:hover .fwt-sub{opacity:1;visibility:visible;transform:translateY(0)}
.fwt-nav .fwt-sub a{display:block;padding:11px 20px;font-size:13px;color:#B9C7DD;border-bottom:1px solid rgba(148,163,184,.08)}
.fwt-nav .fwt-sub a:last-child{border-bottom:0}
.fwt-nav .fwt-sub a:hover{color:var(--fwt-primary);background:rgba(56,189,248,.08);padding-left:26px;text-shadow:0 0 10px rgba(56,189,248,.4)}
.fwt-header-right{display:flex;align-items:center;gap:10px}
.fwt-search form{
  display:flex;align-items:center;
  border:1px solid var(--fwt-border);border-radius:22px;overflow:hidden;
  background:rgba(17,28,46,.7);
  transition:border-color .3s, box-shadow .3s;
}
.fwt-search form:focus-within{border-color:var(--fwt-primary);box-shadow:0 0 14px rgba(56,189,248,.25)}
.fwt-search input[type=text]{border:0;background:transparent;padding:7px 6px 7px 14px;width:95px;outline:none;color:var(--fwt-text);font-size:13px}
.fwt-search input[type=text]::placeholder{color:#5B6B85}
.fwt-search button{
  border:0;background:linear-gradient(90deg,var(--fwt-primary),var(--fwt-primary-soft));
  color:#06121A;padding:7px 12px;cursor:pointer;font-size:13px;font-weight:600;
}
.fwt-search button:hover{filter:brightness(1.15);box-shadow:0 0 16px rgba(56,189,248,.5)}

/* ---------- 面包屑 ---------- */
.fwt-crumb{
  background:linear-gradient(90deg,rgba(15,23,42,.9),rgba(17,28,46,.7));
  border-bottom:1px solid var(--fwt-border-soft);
  padding:15px 0;font-size:13px;color:var(--fwt-muted);
}
.fwt-crumb a{color:var(--fwt-primary)}
.fwt-crumb a:hover{text-shadow:0 0 12px rgba(56,189,248,.6)}
.fwt-crumb b{color:var(--fwt-text);font-weight:600}

/* ---------- 页面主体布局 ---------- */
.fwt-layout{display:flex;gap:28px;padding:38px 0 60px;align-items:flex-start}
.fwt-side{width:250px;flex-shrink:0}
.fwt-main{flex:1;min-width:0}
.fwt-card{
  background:linear-gradient(160deg,rgba(17,28,46,.92),rgba(13,22,36,.95));
  border:1px solid var(--fwt-border-soft);border-radius:var(--fwt-radius);
  padding:24px;box-shadow:var(--fwt-shadow);
}
.fwt-card + .fwt-card{margin-top:24px}

/* 侧栏栏目导航 */
.fwt-side-tit{
  background:linear-gradient(90deg,#0E2A44,#13293E);
  color:#fff;border:1px solid var(--fwt-border);border-bottom:0;
  border-radius:var(--fwt-radius) var(--fwt-radius) 0 0;
  padding:15px 18px;font-size:16px;font-weight:600;
}
.fwt-side-tit::before{
  content:"";display:inline-block;width:4px;height:16px;
  background:linear-gradient(180deg,var(--fwt-primary),var(--fwt-neon));
  border-radius:2px;vertical-align:-2px;margin-right:9px;
  box-shadow:0 0 10px rgba(56,189,248,.6);
}
.fwt-side-menu{
  border:1px solid var(--fwt-border);border-top:0;
  border-radius:0 0 var(--fwt-radius) var(--fwt-radius);overflow:hidden;
  background:rgba(17,28,46,.7);
}
.fwt-side-menu a{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 18px;border-bottom:1px solid rgba(148,163,184,.08);
  font-size:14px;color:#B9C7DD;
}
.fwt-side-menu a:last-child{border-bottom:0}
.fwt-side-menu a:hover,.fwt-side-menu a.fwt-on{
  background:rgba(56,189,248,.09);color:var(--fwt-primary);padding-left:26px;
  text-shadow:0 0 10px rgba(56,189,248,.4);
}
.fwt-side-menu a::after{content:"›";color:#4E5F78;font-size:15px;transition:transform .25s}
.fwt-side-menu a:hover::after{color:var(--fwt-primary);transform:translateX(4px)}
.fwt-side-info{font-size:13px;line-height:2}
.fwt-side-info p{padding:5px 0;border-bottom:1px dashed rgba(148,163,184,.16)}
.fwt-side-info b{color:var(--fwt-primary)}

/* ---------- 首页 Hero（霓虹渐变 + 网格光效） ---------- */
.fwt-hero{
  position:relative;background:linear-gradient(135deg,#0A1120 0%,#0F2440 48%,#132A45 100%);
  overflow:hidden;width:100%;min-height:300px;aspect-ratio:16/8.5;max-height:800px; /* width:100% 固定宽度，aspect-ratio 仅作高度兜底（比例=轮播图真实比例约16:8.5），实际高度由 main.js 按当前图真实比例动态设置并 clamp 300~800 */
  margin-top:16px;
}
.fwt-hero::before{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background-image:
    linear-gradient(rgba(56,189,248,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,189,248,.05) 1px,transparent 1px);
  background-size:52px 52px;
}
.fwt-hero .fwt-hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  background-repeat:no-repeat;
  transition:opacity .7s;filter:brightness(1.2) saturate(1.2);
}
.fwt-hero .fwt-hero-mask{
  position:absolute;inset:0;z-index:1;
  background:linear-gradient(90deg,rgba(10,17,32,.22) 0%,rgba(10,17,32,.08) 48%,rgba(15,36,64,.04) 100%);
}
.fwt-hero .fwt-hero-cta{position:absolute;left:50%;transform:translateX(-50%);bottom:32px;z-index:2}
.fwt-hero-btn{
  display:inline-block;
  background:linear-gradient(90deg,var(--fwt-primary),var(--fwt-primary-soft));
  color:#04121C;padding:10px 30px;border-radius:24px;
  font-size:14px;font-weight:700;letter-spacing:1px;
  box-shadow:0 6px 26px rgba(56,189,248,.45),0 0 30px rgba(34,211,238,.25);
  transition:transform .25s, box-shadow .25s, filter .25s;
}
.fwt-hero-btn:hover{transform:translateY(-2px) scale(1.03);filter:brightness(1.1);box-shadow:0 10px 34px rgba(56,189,248,.6)}
.fwt-hero-dots{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:3}
.fwt-hero-dots i{width:28px;height:4px;border-radius:3px;background:rgba(255,255,255,.28);cursor:pointer;transition:all .3s}
.fwt-hero-dots i.fwt-on{background:var(--fwt-primary);box-shadow:0 0 12px rgba(56,189,248,.8);width:44px}

/* ---------- 首页模块标题 ---------- */
.fwt-mod-tit{
  display:flex;align-items:baseline;justify-content:space-between;margin-bottom:32px;
  padding-left:16px;border-left:4px solid var(--fwt-primary);
  box-shadow:inset 0 0 24px rgba(56,189,248,.08);
}
.fwt-mod-tit h3{font-size:27px;color:#fff;font-weight:700;letter-spacing:1px;text-shadow:0 0 22px rgba(56,189,248,.35)}
.fwt-mod-tit h3 small{
  font-size:12px;color:var(--fwt-primary);font-weight:400;letter-spacing:3px;margin-left:14px;
  text-transform:uppercase;
}
.fwt-mod-tit a{font-size:13px;color:var(--fwt-muted);border:1px solid var(--fwt-border);padding:5px 16px;border-radius:20px}
.fwt-mod-tit a:hover{color:var(--fwt-primary);border-color:var(--fwt-primary);box-shadow:0 0 12px rgba(56,189,248,.25)}

/* ---------- 产品/方案网格 ---------- */
.fwt-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.fwt-prod{
  background:linear-gradient(165deg,rgba(17,28,46,.95),rgba(11,19,32,.92));
  border:1px solid var(--fwt-border-soft);border-radius:var(--fwt-radius);
  overflow:hidden;transition:transform .3s, box-shadow .3s, border-color .3s;
}
.fwt-prod:hover{transform:translateY(-8px) scale(1.02);box-shadow:var(--fwt-shadow),0 0 30px rgba(56,189,248,.2);border-color:var(--fwt-primary)}
.fwt-prod .fwt-prod-img{display:block;position:relative;padding-top:40%;background:var(--fwt-bg)}
.fwt-prod .fwt-prod-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center;transition:transform .45s}
.fwt-prod .fwt-prod-img::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 72%,rgba(6,12,20,.5));
  opacity:.35;transition:opacity .3s;
}
.fwt-prod:hover .fwt-prod-img::after{opacity:.95}
.fwt-prod .fwt-prod-img::before{
  content:"›";position:absolute;right:14px;bottom:12px;z-index:2;
  width:30px;height:30px;border-radius:50%;
  background:var(--fwt-primary);color:#04121C;font-size:17px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 16px rgba(56,189,248,.7);
  opacity:0;transform:translateY(6px);transition:all .3s;
}
.fwt-prod:hover .fwt-prod-img::before{opacity:1;transform:translateY(0)}
.fwt-prod .fwt-prod-txt{padding:16px 18px;text-align:center}
.fwt-prod .fwt-prod-txt h4{font-size:15px;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.fwt-prod .fwt-prod-txt h4 a:hover{color:var(--fwt-primary);text-shadow:0 0 12px rgba(56,189,248,.5)}
.fwt-prod .fwt-prod-txt p{font-size:12px;color:var(--fwt-muted);margin-top:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 行业应用场景（新增） ---------- */
.fwt-scenes{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.fwt-scene{
  position:relative;padding:28px 24px;
  background:linear-gradient(165deg,rgba(17,28,46,.95),rgba(12,20,33,.9));
  border:1px solid var(--fwt-border-soft);border-radius:var(--fwt-radius);
  overflow:hidden;transition:transform .3s, box-shadow .3s, border-color .3s;
}
.fwt-scene::after{
  content:"";position:absolute;right:-40px;top:-40px;width:120px;height:120px;
  background:radial-gradient(circle,rgba(56,189,248,.14),transparent 70%);
  opacity:.6;
}
.fwt-scene:hover{transform:translateY(-6px) scale(1.02);border-color:var(--fwt-primary);box-shadow:var(--fwt-shadow),0 0 26px rgba(34,211,238,.2)}
.fwt-scene .ic{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;color:var(--fwt-primary);background:rgba(56,189,248,.12);border:1px solid var(--fwt-border);margin-bottom:16px;box-shadow:inset 0 0 14px rgba(56,189,248,.18)}
.fwt-scene h4{font-size:17px;color:#fff;margin-bottom:10px}
.fwt-scene p{font-size:13px;color:var(--fwt-muted);line-height:1.9}
.fwt-scene p b{color:var(--fwt-primary);font-weight:600}

/* ---------- 解决方案卡片带（新增） ---------- */
.fwt-solutions{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.fwt-solution{
  padding:30px 22px;text-align:center;position:relative;overflow:hidden;
  background:linear-gradient(165deg,rgba(17,28,46,.95),rgba(12,20,33,.9));
  border:1px solid var(--fwt-border-soft);border-radius:var(--fwt-radius);
  transition:transform .3s, box-shadow .3s, border-color .3s;
}
.fwt-solution::before{
  content:"";position:absolute;left:50%;top:-60px;transform:translateX(-50%);
  width:140px;height:140px;border-radius:50%;
  background:radial-gradient(circle,rgba(56,189,248,.16),transparent 70%);
}
.fwt-solution:hover{transform:translateY(-7px) scale(1.03);border-color:var(--fwt-neon);box-shadow:var(--fwt-shadow),0 0 26px rgba(57,255,133,.18)}
.fwt-solution h4::before{
  content:"";display:block;width:14px;height:14px;margin:0 auto 16px;transform:rotate(45deg);
  border-radius:3px;background:linear-gradient(135deg,var(--fwt-neon),#3f8cff);
  box-shadow:0 0 14px rgba(57,255,133,.45);
}
.fwt-solution h4{font-size:16px;color:#fff;margin-bottom:10px}
.fwt-solution p{font-size:12.5px;color:var(--fwt-muted);line-height:1.85}
.fwt-solution p b{color:var(--fwt-neon)}

/* ---------- 首页简介区（公司简介/服务与承诺）卡片方块 ---------- */
.fwt-about-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.fwt-about-card{
  position:relative;padding:30px 24px;overflow:hidden;
  background:linear-gradient(165deg,rgba(17,28,46,.95),rgba(12,20,33,.9));
  border:1px solid var(--fwt-border-soft);border-radius:var(--fwt-radius);
  transition:transform .3s, box-shadow .3s, border-color .3s;
}
.fwt-about-card::after{
  content:"";position:absolute;right:-40px;top:-40px;width:120px;height:120px;
  background:radial-gradient(circle,rgba(56,189,248,.14),transparent 70%);
  opacity:.6;pointer-events:none;
}
.fwt-about-card:hover{transform:translateY(-6px) scale(1.02);border-color:var(--fwt-primary);box-shadow:var(--fwt-shadow),0 0 26px rgba(34,211,238,.2)}
.fwt-about-card h4::before{
  content:"";display:block;width:14px;height:14px;margin:0 0 16px;transform:rotate(45deg);
  border-radius:3px;background:linear-gradient(135deg,var(--fwt-primary),#3f8cff);
  box-shadow:0 0 14px rgba(56,189,248,.45);
}
.fwt-about-card h4{font-size:17px;color:#fff;margin-bottom:12px;letter-spacing:.5px}
.fwt-about-card > p{font-size:13px;color:var(--fwt-muted);line-height:1.9}
.fwt-about-card .fwt-about-list{display:grid;grid-template-columns:1fr 1fr;gap:10px 14px;margin-top:16px}
.fwt-about-card .fwt-about-list li{display:flex;gap:8px;align-items:center;font-size:13px;color:#C6D2E4}
.fwt-about-card .fwt-about-list li::before{
  content:"";width:8px;height:8px;border-radius:2px;flex-shrink:0;
  background:linear-gradient(135deg,var(--fwt-primary),var(--fwt-neon));
  box-shadow:0 0 8px rgba(56,189,248,.6);
}

/* ---------- 案例展示（示例占位卡片） ---------- */
.fwt-cases{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.fwt-case{
  position:relative;padding:30px 26px 34px;
  background:linear-gradient(165deg,rgba(17,28,46,.95),rgba(12,20,33,.9));
  border:1px solid var(--fwt-border-soft);border-radius:var(--fwt-radius);
  overflow:hidden;transition:transform .3s, box-shadow .3s, border-color .3s;
}
.fwt-case::before{
  content:"";position:absolute;left:-40px;bottom:-50px;width:130px;height:130px;border-radius:50%;
  background:radial-gradient(circle,rgba(139,92,246,.16),transparent 70%);opacity:.7;
}
.fwt-case:hover{transform:translateY(-7px) scale(1.02);border-color:var(--fwt-primary);box-shadow:var(--fwt-shadow),0 0 26px rgba(56,189,248,.2)}
.fwt-case .tag{
  display:inline-block;padding:5px 14px;border-radius:18px;font-size:12px;color:var(--fwt-primary);
  background:rgba(56,189,248,.12);border:1px solid var(--fwt-border);margin-bottom:16px;
}
.fwt-case h4{font-size:17px;color:#fff;margin-bottom:10px;letter-spacing:.5px}
.fwt-case h4 a{color:inherit}
.fwt-case p{font-size:13px;color:var(--fwt-muted);line-height:1.9}
.fwt-case .flag{
  position:absolute;right:0;top:14px;padding:4px 12px 4px 16px;
  font-size:11px;color:#FFD08A;background:rgba(255,178,64,.12);
  border-left:1px solid rgba(255,178,64,.35);border-radius:6px 0 0 6px;
  letter-spacing:.5px;
}

/* ---------- 内容页通用 ---------- */
.fwt-page-tit{
  font-size:22px;color:#fff;font-weight:700;padding-bottom:15px;
  border-bottom:1px solid var(--fwt-border-soft);margin-bottom:24px;position:relative;
}
.fwt-page-tit::after{
  content:"";position:absolute;left:0;bottom:-1px;width:90px;height:2px;
  background:linear-gradient(90deg,var(--fwt-primary),var(--fwt-primary-soft));
  box-shadow:0 0 12px rgba(56,189,248,.6);
}
.fwt-listitem{
  display:flex;gap:16px;align-items:center;
  border:1px solid var(--fwt-border-soft);border-radius:var(--fwt-radius);
  padding:12px;margin-bottom:16px;
  background:linear-gradient(165deg,rgba(17,28,46,.9),rgba(12,20,33,.9));
  transition:transform .25s, border-color .25s, box-shadow .25s;
}
.fwt-listitem:hover{transform:translateY(-3px);border-color:var(--fwt-primary);box-shadow:0 0 20px rgba(56,189,248,.18)}
.fwt-listitem img{width:150px;height:108px;object-fit:cover;border-radius:8px;flex-shrink:0;border:1px solid var(--fwt-border-soft)}
.fwt-listitem h4{font-size:16px;color:#fff}
.fwt-listitem h4 a:hover{color:var(--fwt-primary)}
.fwt-listitem p{font-size:13px;color:var(--fwt-muted);margin-top:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.fwt-listitem .fwt-date{margin-left:auto;text-align:right;font-size:12px;color:var(--fwt-dim);flex-shrink:0}

/* 纯新闻列表 —— 方块卡片网格（参照设计参考：蓝底圆角图标方块 + 白标题 + 灰说明） */
.fwt-newsrows{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.fwt-newsrows li{
  display:flex;flex-direction:column;align-items:flex-start;gap:12px;
  padding:24px 20px;position:relative;overflow:hidden;
  border:1px solid var(--fwt-border-soft);border-radius:var(--fwt-radius);
  background:linear-gradient(165deg,rgba(17,28,46,.95),rgba(11,20,33,.92));
  box-shadow:var(--fwt-shadow);
  transition:transform .3s,border-color .3s,box-shadow .3s;
}
.fwt-newsrows li::before{
  content:"»";width:38px;height:38px;flex-shrink:0;display:inline-flex;
  align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--fwt-primary),var(--fwt-primary-soft));
  color:#04121C;font-size:18px;font-weight:700;border-radius:10px;
  box-shadow:0 0 16px rgba(56,189,248,.45);
}
.fwt-newsrows li::after{
  content:"";position:absolute;right:-34px;top:-34px;width:100px;height:100px;
  background:radial-gradient(circle,rgba(56,189,248,.16),transparent 70%);
  pointer-events:none;
}
.fwt-newsrows li:hover{
  transform:translateY(-5px);border-color:var(--fwt-primary);
  box-shadow:0 10px 32px rgba(0,0,0,.5),0 0 22px rgba(56,189,248,.25);
}
.fwt-newsrows li a{
  font-size:15px;font-weight:600;color:#E8EEF8;line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.fwt-newsrows li a:hover{color:var(--fwt-primary);text-shadow:0 0 12px rgba(56,189,248,.5)}
.fwt-newsrows li span{
  font-size:12px;color:var(--fwt-dim);margin-top:auto;width:100%;
  padding-top:12px;border-top:1px dashed rgba(148,163,184,.16);
}

/* 详情页 */
.fwt-detail-tit{font-size:22px;color:#fff;text-align:center;font-weight:700;line-height:1.5;text-shadow:0 0 16px rgba(56,189,248,.25)}
.fwt-detail-meta{text-align:center;color:var(--fwt-dim);font-size:12px;padding:10px 0 20px;border-bottom:1px dashed var(--fwt-border-soft);margin-bottom:24px}
.fwt-detail-body{font-size:14px;line-height:2;color:#C6D2E4;overflow-wrap:break-word}
.fwt-detail-body img{margin:10px 0;border-radius:10px;border:1px solid var(--fwt-border-soft)}
.fwt-detail-body p{margin-bottom:12px}
.fwt-detail-nav{display:flex;justify-content:space-between;margin-top:30px;padding-top:16px;border-top:1px dashed var(--fwt-border-soft);font-size:13px;color:var(--fwt-muted)}
.fwt-detail-nav a{color:var(--fwt-primary)}
.fwt-detail-nav a:hover{text-shadow:0 0 12px rgba(56,189,248,.5)}
.fwt-detail-nav .fwt-disabled{color:#3D4A5F;pointer-events:none}

/* 分页 */
.fwt-page{display:flex;justify-content:center;gap:8px;padding:28px 0 6px;flex-wrap:wrap}
.fwt-page a,.fwt-page span{
  display:inline-flex;min-width:34px;height:34px;padding:0 9px;align-items:center;justify-content:center;
  border:1px solid var(--fwt-border-soft);border-radius:8px;font-size:13px;
  background:rgba(17,28,46,.8);color:#B9C7DD;margin-right:8px;transition:all .25s;
}
.fwt-page a:hover{border-color:var(--fwt-primary);color:var(--fwt-primary);box-shadow:0 0 12px rgba(56,189,248,.3)}
.fwt-page .current,.fwt-page a.current{
  background:linear-gradient(90deg,var(--fwt-primary),var(--fwt-primary-soft));
  color:#04121C;border-color:transparent;font-weight:700;box-shadow:0 0 16px rgba(56,189,248,.4);
}

/* 正文与详情 */
.fwt-bodytext{font-size:15px;line-height:2;color:#C6D2E4;word-break:break-word;overflow:hidden}
.fwt-bodytext img{max-width:100%;height:auto;border-radius:8px;-webkit-user-select:none;user-select:none;pointer-events:none}
.fwt-bodytext table,.fwt-detail-body table{display:block;width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;border-collapse:collapse}
.fwt-meta{display:flex;gap:24px;padding:14px 0 20px;border-bottom:1px dashed var(--fwt-border-soft);margin-bottom:20px;font-size:13px;color:var(--fwt-dim)}
.fwt-prod-detail{display:flex;gap:28px;padding:8px 0 28px;flex-wrap:wrap}
.fwt-prod-detail-img{flex:0 0 320px;max-width:100%}
.fwt-prod-detail-img img{width:100%;height:auto;border-radius:12px;border:1px solid var(--fwt-border);box-shadow:var(--fwt-shadow)}
.fwt-prod-detail-txt{flex:1;min-width:240px;display:flex;flex-direction:column;align-items:flex-start;gap:12px}
.fwt-prod-detail-txt h3{font-size:18px;color:#fff}
.fwt-prod-detail-txt p{font-size:14px;line-height:1.9;color:#A7B8D0}
.fwt-prevnext{padding:18px 0 6px;border-top:1px solid var(--fwt-border-soft);margin-top:28px;font-size:14px;line-height:2.1}
.fwt-prevnext a{color:var(--fwt-primary)}
.fwt-prevnext a:hover{text-shadow:0 0 12px rgba(56,189,248,.5)}

/* ---------- 页脚 ---------- */
.fwt-footer{
  background:linear-gradient(180deg,#0B1420,#08101A);
  border-top:1px solid var(--fwt-border);
  color:#8FA6C8;margin-top:0;position:relative;
}
.fwt-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--fwt-primary),var(--fwt-neon),transparent);
  opacity:.5;
}
.fwt-footer-top{padding:52px 0 36px;display:grid;grid-template-columns:1.2fr 1fr 1fr 1.1fr;gap:38px}
.fwt-footer h5{color:#fff;font-size:16px;margin-bottom:20px;font-weight:600;letter-spacing:.5px}
.fwt-footer h5::before{
  content:"";display:inline-block;width:4px;height:15px;
  background:linear-gradient(180deg,var(--fwt-primary),var(--fwt-neon));
  border-radius:2px;margin-right:9px;vertical-align:-2px;box-shadow:0 0 10px rgba(56,189,248,.5);
}
.fwt-footer p{font-size:13px;line-height:2}
.fwt-footer ul li{margin-bottom:9px;font-size:13px}
.fwt-footer ul li a:hover{color:var(--fwt-primary);text-shadow:0 0 12px rgba(56,189,248,.5)}
.fwt-footer ul li::before{content:"›";color:var(--fwt-primary);margin-right:9px;text-shadow:0 0 8px rgba(56,189,248,.6)}
.fwt-footer .fwt-f-logo{font-size:21px;color:#fff;font-weight:700;letter-spacing:1px;text-shadow:0 0 20px rgba(56,189,248,.3)}
.fwt-footer .fwt-f-logo small{display:block;font-size:11px;color:var(--fwt-primary);letter-spacing:3px;margin-top:5px}
.fwt-footer .fwt-f-contact{font-size:13px;line-height:2.2}
.fwt-footer .fwt-f-contact b{color:var(--fwt-primary);font-size:19px;display:block;text-shadow:0 0 16px rgba(56,189,248,.45)}
.fwt-footer-bottom{border-top:1px solid rgba(148,163,184,.12);padding:17px 0;text-align:center;font-size:12px;color:#5E7394}
.fwt-footer-bottom a{color:#7C93B8}
.fwt-footer-bottom a:hover{color:var(--fwt-primary)}
/* 底栏菜单折叠 */
.fwt-footer .fwt-f-col h5{cursor:pointer;position:relative;padding-right:22px;user-select:none}
.fwt-footer .fwt-f-col h5 .fwt-f-arrow{position:absolute;right:0;top:0;font-style:normal;font-size:12px;color:var(--fwt-primary);transition:transform .2s}
.fwt-footer .fwt-f-col.open h5 .fwt-f-arrow{transform:rotate(45deg)}
.fwt-footer .fwt-f-col .fwt-f-body{display:none;margin-top:-6px}
.fwt-footer .fwt-f-col.open .fwt-f-body{display:block}

/* ---------- 滚动渐显（main.js 驱动） ---------- */
.fwt-reveal{opacity:0;transform:translateY(26px);transition:opacity .65s ease, transform .65s ease}
.fwt-reveal.fwt-in{opacity:1;transform:translateY(0)}

/* ---------- 自适应：断点 1200 / 992 / 768 / 480 ---------- */
.fwt-nav-toggle{
  display:none;align-items:center;justify-content:center;flex-shrink:0;
  width:42px;height:42px;border:1px solid var(--fwt-border);border-radius:10px;
  background:rgba(17,28,46,.7);cursor:pointer;margin-left:auto;
}
.fwt-nav-toggle span{display:block;width:20px;height:2px;background:var(--fwt-primary);margin:2px 0;border-radius:2px}
@media (max-width:1200px){
  .fwt-container{padding-left:16px;padding-right:16px}
  .fwt-grid{grid-template-columns:repeat(3,1fr)}
  .fwt-solutions{grid-template-columns:repeat(3,1fr)}
  .fwt-header .fwt-container{height:66px}
  .fwt-header-right .fwt-search{display:none}
  .fwt-nav > li > a{padding:0 7px;font-size:13px}
}
@media (max-width:992px){
  .fwt-header-right{margin-left:auto}
  .fwt-nav-toggle{display:flex}
  .fwt-nav{
    display:none;flex-direction:column;align-items:stretch;position:absolute;top:66px;left:0;right:0;
    background:rgba(11,18,26,.97);backdrop-filter:blur(14px);
    box-shadow:0 12px 24px rgba(0,0,0,.5);z-index:50;padding:6px 0;
  }
  .fwt-nav > li > a{height:46px;line-height:46px;padding:0 18px;font-size:14px;border-bottom:1px solid rgba(148,163,184,.08)}
  .fwt-nav .fwt-sub{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;border-radius:0;min-width:0;background:transparent;padding:0 0 4px 26px}
  .fwt-grid{grid-template-columns:repeat(2,1fr)}
  .fwt-scenes,.fwt-solutions,.fwt-cases,.fwt-newsrows,.fwt-about-grid{grid-template-columns:repeat(2,1fr)}
  .fwt-footer-top{grid-template-columns:1fr 1fr;gap:26px}
  .fwt-layout{flex-direction:column;gap:20px}
  .fwt-side{width:100%}
}
@media (max-width:768px){
  .fwt-section{padding:46px 0}
  .fwt-mod-tit h3{font-size:22px}
  .fwt-mod-tit a{font-size:12px;padding:4px 12px}
  .fwt-prod-detail{flex-direction:column;gap:18px}
  .fwt-prod-detail-img{flex:0 0 auto;width:100%}
  .fwt-footer .fwt-f-col .fwt-f-body{display:block!important}
  .fwt-hero{margin-top:10px}
}
@media (max-width:480px){
  .fwt-container{padding-left:12px;padding-right:12px}
  .fwt-grid,.fwt-scenes,.fwt-solutions,.fwt-cases,.fwt-newsrows,.fwt-about-grid{grid-template-columns:1fr}
  .fwt-footer-top{grid-template-columns:1fr;gap:0}
  .fwt-topbar .fwt-topbar-left span:last-of-type{display:none}
  .fwt-listitem{flex-wrap:wrap}
  .fwt-listitem img{width:100%;height:auto;max-height:220px;object-fit:cover}
  .fwt-listitem .fwt-date{margin-left:0;margin-top:4px}
  .fwt-hero-cta{bottom:18px}
  .fwt-hero-btn{font-size:13px;padding:8px 22px}
}