/* ===== v30 全站布局样式（经footer变量注入，修复zx-immersive.css未上传导致的样式缺失） ===== */
/* ============================================================
   中析研究所 · 全屏沉浸式官网样式 v30
   上传位置：/css/zx-immersive.css
   授权：自研样式，免费可商用
   ============================================================ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --zx-blue:#0A66C2;--zx-blue-d:#084d94;--zx-orange:#F57C00;--zx-orange-h:#E65100;
  --zx-bg:#F8FAFC;--zx-gray:#5a6a7a;--zx-light:#B0C4DE;
  --zx-grad:linear-gradient(135deg,#0A66C2 0%,#084d94 100%);
  --zx-shadow:0 8px 30px rgba(10,102,194,.10);--zx-shadow-h:0 20px 60px rgba(10,102,194,.18);
  --zx-nav-h:70px;
}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Microsoft YaHei",sans-serif;background:#fff;color:#333;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 24px}

/* ===== 导航（毛玻璃+滚动变色） ===== */
.zx-nav{position:fixed;top:0;left:0;right:0;height:var(--zx-nav-h);z-index:1000;display:flex;align-items:center;
  background:rgba(255,255,255,0);backdrop-filter:blur(0);transition:background .3s,backdrop-filter .3s,box-shadow .3s}
.zx-nav.scrolled{background:rgba(255,255,255,.85);backdrop-filter:blur(20px);box-shadow:0 2px 20px rgba(10,102,194,.08)}
.zx-nav .container{display:flex;align-items:center;justify-content:space-between;gap:16px}
.zx-logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.15rem;color:#fff;transition:color .3s;flex-shrink:0}
.zx-logo i{color:var(--zx-blue);font-size:1.5rem;transition:color .3s}
.zx-nav.scrolled .zx-logo{color:var(--zx-blue-d)}
.zx-nav.scrolled .zx-logo i{color:var(--zx-blue)}
.zx-menu{display:flex;align-items:center;gap:4px}
.zx-menu a{padding:10px 16px;font-size:.95rem;font-weight:500;color:#fff;transition:color .2s;min-height:44px;display:flex;align-items:center}
.zx-nav.scrolled .zx-menu a{color:#334155}
.zx-menu a:hover,.zx-menu a.on{color:var(--zx-orange)}
.zx-nav.scrolled .zx-menu a:hover,.zx-nav.scrolled .zx-menu a.on{color:var(--zx-blue)}
.zx-nav-cta{display:inline-flex;align-items:center;gap:8px;padding:10px 22px;border-radius:999px;font-weight:600;font-size:.92rem;
  background:var(--zx-orange);color:#fff;box-shadow:0 0 30px rgba(245,124,0,.4);transition:all .2s;min-height:44px}
.zx-nav-cta:hover{background:var(--zx-orange-h);box-shadow:0 0 40px rgba(245,124,0,.55)}
.zx-nav-cta:active{transform:scale(.96)}
.zx-burger{display:none;background:none;border:0;font-size:1.4rem;color:#fff;cursor:pointer;padding:10px;min-width:44px;min-height:44px;transition:color .3s}
.zx-nav.scrolled .zx-burger{color:#334155}

/* ===== Hero（100vh 视频沉浸） ===== */
.zx-hero{position:relative;height:100vh;min-height:640px;width:100%;overflow:hidden;background:#E8F0FE;display:flex;align-items:center}
.zx-hero-video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:brightness(.7);transition:opacity 1s ease-in-out}
.zx-hero-video.out{opacity:0}
.zx-hero-mask{position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(2,10,26,.25) 0%,rgba(2,10,26,.55) 70%,rgba(2,10,26,.75) 100%)}
.zx-hero-inner{position:relative;z-index:2;width:100%;max-width:1280px;margin:0 auto;padding:0 24px}
.zx-hero-content{max-width:820px}
.zx-hero-tags{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:24px}
.zx-hero-tag{display:inline-flex;align-items:center;gap:8px;padding:6px 18px;border-radius:999px;font-size:.85rem;font-weight:500}
.zx-hero-tag.orange{background:rgba(245,124,0,.92);color:#fff}
.zx-hero-tag.glass{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.25)}
.zx-hero-tag .dot{width:8px;height:8px;border-radius:50%;background:#fff;animation:zxPulse 2s infinite}
@keyframes zxPulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.75)}}
.zx-hero h1{font-weight:800;font-size:clamp(2.5rem,6vw,5rem);line-height:1.12;color:#fff;margin-bottom:22px}
.zx-hero h1 em{font-style:normal;color:var(--zx-orange)}
.zx-hero h1 .hl{color:#fff;text-shadow:0 2px 14px rgba(0,0,0,.55)}
.zx-hero p{font-weight:300;font-size:clamp(1rem,1.4vw,1.15rem);color:rgba(255,255,255,.82);line-height:1.6;max-width:640px;margin-bottom:36px}
.zx-hero-btns{display:flex;flex-wrap:wrap;gap:16px}
.zx-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:15px 36px;border-radius:999px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s;min-height:44px}
.zx-btn:active{transform:scale(.96)}
.zx-btn-primary{background:var(--zx-orange);color:#fff;box-shadow:0 0 30px rgba(245,124,0,.4)}
.zx-btn-primary:hover{background:var(--zx-orange-h);box-shadow:0 0 45px rgba(245,124,0,.55)}
.zx-btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.4);backdrop-filter:blur(8px)}
.zx-btn-ghost:hover{background:rgba(255,255,255,.18)}
/* 入场动画 */
@keyframes zxRise{from{opacity:0;transform:translateY(40px)}to{opacity:1;transform:translateY(0)}}
.zx-rise{opacity:0;animation:zxRise .8s cubic-bezier(.22,1,.36,1) .2s forwards}
.zx-rise.d1{animation-delay:.45s}.zx-rise.d2{animation-delay:.7s}

/* ===== 移动端线条背景（替代视频） ===== */
.zx-lines{position:absolute;inset:0;display:none;overflow:hidden;
  background:linear-gradient(135deg,#020a1a 0%,#0A66C2 60%,#071a38 100%)}
.zx-lines i{position:absolute;display:block;bottom:-150px;width:1px;height:220px;
  background:linear-gradient(180deg,rgba(77,163,255,0) 0%,rgba(77,163,255,.7) 50%,rgba(255,255,255,.9) 100%);
  animation:zxLine 8s linear infinite}
.zx-lines i:nth-child(1){left:8%;animation-duration:9s}
.zx-lines i:nth-child(2){left:22%;animation-duration:7s;animation-delay:.6s}
.zx-lines i:nth-child(3){left:37%;animation-duration:10s;animation-delay:1.2s}
.zx-lines i:nth-child(4){left:52%;animation-duration:8s;animation-delay:2s}
.zx-lines i:nth-child(5){left:67%;animation-duration:6.5s;animation-delay:.9s}
.zx-lines i:nth-child(6){left:81%;animation-duration:9.5s;animation-delay:1.6s}
.zx-lines i:nth-child(7){left:93%;animation-duration:7.5s;animation-delay:2.4s}
@keyframes zxLine{0%{transform:translateY(0)}100%{transform:translateY(-1100px)}}
@media(max-width:767px){
  .zx-hero-video{display:none}
  .zx-lines{display:block}
  .zx-hero{min-height:560px}
}

/* ===== 通用区块 ===== */
.zx-sec{padding:4rem 0;min-height:50vh;display:flex;align-items:center;position:relative;overflow:hidden}
.zx-sec-head{text-align:center;max-width:760px;margin:0 auto 3.2rem}
.zx-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.8rem;font-weight:600;letter-spacing:.3em;text-transform:uppercase;color:var(--zx-orange);margin-bottom:18px}
.zx-eyebrow::before,.zx-eyebrow::after{content:'';width:40px;height:1px;background:linear-gradient(90deg,transparent,var(--zx-orange))}
.zx-eyebrow::after{background:linear-gradient(90deg,var(--zx-orange),transparent)}
.zx-sec-head h2{font-weight:800;font-size:clamp(1.875rem,4vw,3rem);line-height:1.2;color:#0f2540;margin-bottom:16px}
.zx-sec-head h2 .hl{color:var(--zx-blue)}
.zx-sec-head p{font-weight:300;font-size:1.05rem;color:var(--zx-gray);line-height:1.6}

/* ===== 卡片区 ===== */
.zx-cards{display:grid;grid-template-columns:repeat(1,1fr);gap:24px}
@media(min-width:768px){.zx-cards{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.zx-cards{grid-template-columns:repeat(3,1fr);gap:28px}}
.zx-card{background:rgba(255,255,255,.6);backdrop-filter:blur(20px);border:1px solid rgba(226,232,240,.8);border-radius:16px;padding:32px 28px;
  box-shadow:var(--zx-shadow);transition:all .3s cubic-bezier(.22,1,.36,1);position:relative;overflow:hidden}
.zx-card:hover{transform:translateY(-10px);box-shadow:var(--zx-shadow-h);border-color:rgba(10,102,194,.25)}
.zx-card-ic{width:56px;height:56px;border-radius:14px;background:linear-gradient(135deg,#E8F0FE,#F8FAFC);display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:var(--zx-blue);margin-bottom:20px;transition:transform .3s}
.zx-card:hover .zx-card-ic{transform:scale(1.08)}
.zx-card h3{font-weight:600;font-size:1.15rem;color:var(--zx-blue);margin-bottom:12px}
.zx-card p{font-size:.92rem;color:var(--zx-gray);line-height:1.7;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* ===== 文章卡片（灵动） ===== */
.zx-posts{display:grid;grid-template-columns:repeat(1,1fr);gap:24px}
@media(min-width:768px){.zx-posts{grid-template-columns:repeat(3,1fr);gap:28px}}
.zx-post{background:#fff;border-radius:16px;overflow:hidden;border:1px solid #eef2f7;box-shadow:0 8px 30px rgba(10,102,194,.07);transition:all .3s cubic-bezier(.22,1,.36,1)}
.zx-post:hover{transform:translateY(-10px);box-shadow:0 20px 60px rgba(10,102,194,.16)}
.zx-post-img{aspect-ratio:4/3;overflow:hidden;background:#E8F0FE}
.zx-post-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.zx-post:hover .zx-post-img img{transform:scale(1.06)}
.zx-post-body{padding:22px}
.zx-post-meta{display:flex;align-items:center;gap:12px;font-size:.78rem;color:#94a3b8;margin-bottom:10px}
.zx-post-meta .cat{background:#E8F0FE;color:var(--zx-blue);padding:3px 10px;border-radius:999px;font-weight:500}
.zx-post h3{font-weight:600;font-size:1.05rem;color:#1e293b;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:10px;transition:color .2s}
.zx-post:hover h3{color:var(--zx-blue)}
.zx-post p{font-size:.85rem;color:var(--zx-gray);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ===== 装饰图标行 ===== */
.zx-deco{display:flex;justify-content:center;gap:4rem;padding:2.5rem 0;flex-wrap:wrap}
.zx-deco i{font-size:2rem;color:var(--zx-light)}

/* ===== 合作伙伴 ===== */
.zx-partners{display:grid;grid-template-columns:repeat(2,1fr);gap:28px;max-width:900px;margin:0 auto}
@media(min-width:768px){.zx-partners{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1024px){.zx-partners{grid-template-columns:repeat(6,1fr)}}
.zx-partner{display:flex;flex-direction:column;align-items:center;gap:12px}
.zx-partner .avatar{width:76px;height:76px;border-radius:50%;background:#eef1f5;display:flex;align-items:center;justify-content:center;font-size:1.6rem;color:#94a3b8;border:1px solid #e2e8f0}
.zx-partner span{font-size:.82rem;color:#94a3b8}

/* ===== 列表页/内容页 ===== */
.zx-banner{position:relative;padding-top:var(--zx-nav-h)}
.zx-banner-bg{position:relative;height:280px;overflow:hidden;background:linear-gradient(135deg,#084d94,#0A66C2)}
@media(min-width:768px){.zx-banner-bg{height:340px}}
.zx-banner-bg img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.zx-banner-bg .mask{position:absolute;inset:0;background:linear-gradient(90deg,rgba(2,10,26,.9),rgba(10,102,194,.72))}
.zx-banner-inner{position:absolute;inset:0;display:flex;align-items:center}
.zx-banner-inner .container{position:relative}
.zx-banner h1{color:#fff;font-weight:800;font-size:clamp(1.6rem,3vw,2.4rem);margin:8px 0 10px}
.zx-banner p{color:rgba(255,255,255,.78);font-size:.95rem;max-width:640px}
.zx-banner .meta{display:flex;flex-wrap:wrap;gap:16px;color:rgba(255,255,255,.85);font-size:.85rem;margin-top:14px}
.zx-crumbs{background:#fff;border-bottom:1px solid #eef2f7}
.zx-crumbs ol{list-style:none;display:flex;align-items:center;flex-wrap:wrap;gap:6px;padding:14px 0;font-size:.85rem;color:#64748b}
.zx-crumbs a{color:#64748b;transition:color .2s}
.zx-crumbs a:hover{color:var(--zx-blue)}
.zx-crumbs .sep{color:#cbd5e1}
.zx-crumbs .cur{color:var(--zx-blue);font-weight:500}

.zx-layout{display:flex;flex-direction:column;gap:32px;align-items:flex-start}
@media(min-width:1024px){.zx-layout{flex-direction:row}.zx-layout.side-right{flex-direction:row}}
.zx-main{flex:1;min-width:0;order:1;width:100%}
.zx-side{width:100%;flex-shrink:0;order:2;display:flex;flex-direction:column;gap:24px}
@media(min-width:1024px){.zx-main{width:calc(100% - 340px - 32px)}.zx-side{width:340px}}

.zx-panel{background:#fff;border:1px solid #eef2f7;border-radius:14px;overflow:hidden;box-shadow:0 4px 20px rgba(10,102,194,.05)}
.zx-panel-h{padding:16px 22px;border-bottom:1px solid #eef2f7;display:flex;align-items:center;gap:10px;font-weight:700;color:var(--zx-navy,#0f2540)}
.zx-panel-h i{color:var(--zx-orange)}
.zx-side-card{margin-bottom:24px}
.zx-side-cta{padding:22px;text-align:center}
.zx-side-cta .phone{display:flex;align-items:center;gap:12px;justify-content:center;margin-bottom:14px}
.zx-side-cta .phone .ic{width:42px;height:42px;border-radius:50%;background:#E8F0FE;color:var(--zx-blue);display:flex;align-items:center;justify-content:center}
.zx-side-cta .phone b{display:block;font-size:1.1rem;color:var(--zx-navy,#0f2540)}
.zx-side-cta .phone small{color:#94a3b8;font-size:.72rem}
.zx-btn-orange{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:12px;border-radius:10px;background:var(--zx-orange);color:#fff;font-weight:600;font-size:.92rem;transition:all .2s}
.zx-btn-orange:hover{background:var(--zx-orange-h);box-shadow:0 0 25px rgba(245,124,0,.35)}
.zx-hotlist{list-style:none;padding:16px}
.zx-hotlist li{margin-bottom:12px}
.zx-hotlist li:last-child{margin-bottom:0}
.zx-hotlist a{display:flex;gap:12px;align-items:flex-start}
.zx-hotlist .num{width:22px;height:22px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;color:#fff;background:#cbd5e1;flex-shrink:0}
.zx-hotlist li:nth-child(1) .num,.zx-hotlist li:nth-child(2) .num,.zx-hotlist li:nth-child(3) .num{background:var(--zx-orange)}
.zx-hotlist .tt{font-size:.9rem;color:#475569;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s}
.zx-hotlist a:hover .tt{color:var(--zx-blue)}

.zx-article{background:#fff;border:1px solid #eef2f7;border-radius:14px;padding:28px;box-shadow:0 4px 20px rgba(10,102,194,.05)}
.zx-article h1.zx-atitle{font-weight:800;font-size:clamp(1.3rem,2.4vw,1.9rem);color:#0f2540;line-height:1.35;margin-bottom:16px}
.zx-article .prose{line-height:1.9;color:#374151;font-size:1rem;word-break:break-word}
.zx-article .prose img{border-radius:10px;margin:1em 0}
.zx-article .prose p{margin-bottom:1rem}
.zx-article .prose h2,.zx-article .prose h3{color:var(--zx-blue);margin:1.4em 0 .6em}
.zx-pn{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:28px;padding-top:22px;border-top:1px solid #eef2f7;font-size:.92rem}
.zx-pn span.lbl{display:block;color:#94a3b8;font-size:.78rem;margin-bottom:6px}
.zx-consult-band{margin-top:32px;border-radius:16px;padding:26px 30px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;background:var(--zx-grad);color:#fff}
.zx-consult-band .txt b{font-size:1.15rem;display:block}
.zx-consult-band .txt small{color:rgba(255,255,255,.7)}
.zx-consult-band .btns{display:flex;gap:12px;flex-wrap:wrap}
.zx-consult-band .b1{display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:999px;background:var(--zx-orange);color:#fff;font-weight:600;font-size:.92rem;transition:all .2s}
.zx-consult-band .b1:hover{background:var(--zx-orange-h);box-shadow:0 0 30px rgba(245,124,0,.45)}
.zx-consult-band .b2{display:inline-flex;align-items:center;gap:8px;padding:12px 26px;border-radius:999px;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.35);color:#fff;font-size:.92rem;transition:background .2s}
.zx-consult-band .b2:hover{background:rgba(255,255,255,.28)}
.zx-relgrid{display:grid;grid-template-columns:repeat(1,1fr);gap:20px;margin-top:16px}
@media(min-width:640px){.zx-relgrid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.zx-relgrid{grid-template-columns:repeat(3,1fr)}}

/* ===== 悬浮咨询（脉冲） ===== */
.zx-float{position:fixed;right:18px;bottom:96px;z-index:900;display:flex;flex-direction:column;gap:12px}
.zx-float a,.zx-float button{width:56px;height:56px;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#fff;font-size:.68rem;gap:2px;border:0;cursor:pointer;box-shadow:0 8px 24px rgba(0,0,0,.18);transition:transform .2s}
.zx-float a:hover{transform:scale(1.08)}
.zx-float .zx-fc{background:var(--zx-orange);animation:zxFPulse 2s infinite}
.zx-float .zx-ftel{background:var(--zx-blue)}
.zx-float .zx-ftop{background:#64748b}
@keyframes zxFPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.05)}}

/* ===== 页脚 ===== */
.zx-footer{background:linear-gradient(180deg,#0f2540,#084d94);color:rgba(255,255,255,.75);padding:56px 0 28px;margin-top:4rem}
.zx-footer .container{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px}
.zx-footer .copy{font-size:.85rem}
.zx-footer .socials{display:flex;align-items:center;gap:16px}
.zx-footer .socials a{width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.1);display:flex;align-items:center;justify-content:center;color:#fff;transition:all .2s}
.zx-footer .socials a:hover{background:var(--zx-orange)}
.zx-footer .consult-link{color:var(--zx-orange);font-weight:600;margin-left:8px}
.zx-footer .consult-link:hover{color:#ffb066}

/* ===== 分页 ===== */
.zx-pagebar{display:flex;justify-content:center;align-items:center;gap:8px;flex-wrap:wrap;margin-top:36px}
.zx-pagebar a,.zx-pagebar span,.zx-pagebar b{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 12px;border-radius:9px;font-size:.88rem;background:#fff;color:#475569;border:1px solid #e2e8f0;transition:all .2s}.zx-pagebar a[title]{background:transparent;border-color:transparent;color:#94a3b8;min-width:0;height:auto;padding:0 10px 0 0}.zx-pagebar a[title] b{background:transparent;border:0;color:#0f2540;min-width:0;height:auto;padding:0;font-weight:700}
.zx-pagebar a:hover{border-color:var(--zx-blue);color:var(--zx-blue)}
.zx-pagebar b,.zx-pagebar .current{background:var(--zx-blue);color:#fff;border-color:var(--zx-blue);font-weight:600}

/* ===== 移动端 ===== */
.zx-drawer{position:fixed;inset:0;z-index:1100;visibility:hidden;opacity:0;transition:opacity .3s,visibility .3s}
.zx-drawer.open{visibility:visible;opacity:1}
.zx-drawer .mask{position:absolute;inset:0;background:rgba(0,0,0,.5)}
.zx-drawer .panel{position:absolute;right:0;top:0;bottom:0;width:300px;background:#fff;box-shadow:-8px 0 30px rgba(0,0,0,.2);transform:translateX(100%);transition:transform .3s;overflow-y:auto}
.zx-drawer.open .panel{transform:translateX(0)}
.zx-drawer .panel-h{height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid #eef2f7}
.zx-drawer .panel-h b{color:var(--zx-blue)}
.zx-drawer nav{padding:12px 16px}
.zx-drawer nav a{display:flex;align-items:center;justify-content:space-between;padding:13px 8px;font-size:1rem;color:#334155;border-bottom:1px solid #f1f5f9;min-height:44px}
.zx-drawer nav a:hover{color:var(--zx-blue)}
.zx-drawer .sub{display:none;padding-left:14px}
.zx-drawer .sub.open{display:block}
.zx-drawer .sub a{font-size:.9rem;color:#64748b;border-bottom:0;padding:10px 8px}

@media(max-width:1023px){
  .zx-menu{display:none}
  .zx-burger{display:block}
  .zx-nav-cta{display:none}
}
@media(max-width:767px){
  .zx-hero-btns{flex-direction:column;width:100%}
  .zx-hero-btns .zx-btn{width:100%}
  .zx-hero p{margin-bottom:28px}
  .zx-sec{padding:3rem 0}
  .zx-pn{grid-template-columns:1fr}
  .zx-consult-band{flex-direction:column;align-items:flex-start}
}
.zx-listgrid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:640px){.zx-listgrid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.zx-listgrid{grid-template-columns:repeat(3,1fr)}}

/* ===== 导航 v31（纯自定义类完整版） ===== */
.zx-nav{position:fixed;top:0;left:0;right:0;height:70px;z-index:1000;display:flex;align-items:center;
  background:rgba(255,255,255,0);transition:background .3s,backdrop-filter .3s,box-shadow .3s}
.zx-nav.scrolled{background:rgba(255,255,255,.88);backdrop-filter:blur(20px);box-shadow:0 2px 20px rgba(10,102,194,.08)}
.zx-nav-inner{width:100%;max-width:1280px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.zx-logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.12rem;color:#fff;flex-shrink:0;transition:color .3s}
.zx-logo i{color:#fff;font-size:1.4rem;transition:color .3s}
.zx-nav.scrolled .zx-logo{color:var(--zx-blue-d)}
.zx-nav.scrolled .zx-logo i{color:var(--zx-blue)}
.zx-nav-menu{display:none;align-items:center}
.zx-nav-item{position:relative}
.zx-nav-item>a{display:flex;align-items:center;gap:5px;padding:10px 15px;font-size:.95rem;font-weight:500;color:#fff;min-height:44px;transition:color .2s;white-space:nowrap}
.zx-nav-item>a:hover{color:var(--zx-orange)}
.zx-nav.scrolled .zx-nav-item>a{color:#334155}
.zx-nav.scrolled .zx-nav-item>a:hover{color:var(--zx-blue)}
.zx-dd-arrow{width:12px;height:12px;flex-shrink:0;transition:transform .2s}
.zx-has-dd:hover .zx-dd-arrow{transform:rotate(180deg)}
/* 下拉面板（桌面 hover） */
.zx-dd-panel{position:absolute;left:0;top:100%;padding-top:10px;display:none;z-index:1200}
.zx-has-dd:hover .zx-dd-panel{display:block}
.zx-dd-grid{background:#fff;border-radius:14px;box-shadow:0 20px 60px rgba(0,0,0,.16);padding:20px;min-width:540px;display:grid;grid-template-columns:1fr 1fr;gap:0 24px}
.zx-dd-single{background:#fff;border-radius:14px;box-shadow:0 20px 60px rgba(0,0,0,.16);padding:12px;min-width:210px}
.zx-dd-head{display:flex;align-items:center;gap:8px;padding:6px 12px 10px;margin-bottom:4px;border-bottom:1px solid #eef2f7}
.zx-dd-head a{font-size:.9rem;font-weight:700;color:#0f2540}
.zx-dd-head a:hover{color:var(--zx-blue)}
.zx-dd-head .dot{width:7px;height:7px;border-radius:50%}
.zx-dd-head .dot-o{background:var(--zx-orange)}
.zx-dd-head .dot-b{background:var(--zx-blue)}
.zx-dd-link{display:flex;align-items:center;gap:8px;padding:9px 12px;border-radius:8px;font-size:.9rem;color:#475569;transition:all .15s;white-space:nowrap}
.zx-dd-link:hover{background:#EFF6FF;color:var(--zx-blue)}
.zx-dd-link .dot{width:5px;height:5px;border-radius:50%;background:#cbd5e1}
.zx-dd-link .dot-o{background:var(--zx-orange)}
.zx-dd-foot{padding:10px 12px 0;margin-top:6px;border-top:1px solid #eef2f7}
.zx-dd-foot a{font-size:.8rem;color:var(--zx-blue);font-weight:500}
.zx-dd-foot a:hover{text-decoration:underline}
/* 右侧区 */
.zx-nav-right{display:flex;align-items:center;gap:14px;flex-shrink:0}
.zx-hotline{display:none;align-items:center;gap:10px}
@media(min-width:1200px){.zx-hotline{display:flex}}
.zx-hotline-ic{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.18);display:flex;align-items:center;justify-content:center;color:#fff;font-size:.85rem;transition:all .3s}
.zx-hotline-txt small{display:block;font-size:.7rem;color:rgba(255,255,255,.7);transition:color .3s}
.zx-hotline-txt b{display:block;font-size:.98rem;color:#fff;transition:color .3s}
.zx-nav.scrolled .zx-hotline-ic{background:#E8F0FE;color:var(--zx-blue)}
.zx-nav.scrolled .zx-hotline-txt small{color:#94a3b8}
.zx-nav.scrolled .zx-hotline-txt b{color:var(--zx-blue-d)}
.zx-nav-consult{display:none;align-items:center;gap:8px;padding:10px 20px;border-radius:999px;font-weight:600;font-size:.9rem;background:var(--zx-orange);color:#fff;box-shadow:0 0 25px rgba(245,124,0,.35);transition:all .2s;min-height:44px;white-space:nowrap}
.zx-nav-consult:hover{background:var(--zx-orange-h);box-shadow:0 0 40px rgba(245,124,0,.5)}
.zx-nav-consult:active{transform:scale(.96)}
@media(min-width:768px){.zx-nav-consult{display:inline-flex}}
.zx-burger{display:flex;background:none;border:0;font-size:1.3rem;color:#fff;cursor:pointer;padding:10px;min-width:44px;min-height:44px;align-items:center;justify-content:center;transition:color .3s}
.zx-nav.scrolled .zx-burger{color:#334155}
@media(min-width:1024px){.zx-burger{display:none}}
/* 移动抽屉 v31 */
.zx-drawer{position:fixed;inset:0;z-index:1100;visibility:hidden;opacity:0;transition:opacity .3s,visibility .3s}
.zx-drawer.open{visibility:visible;opacity:1}
.zx-drawer-mask{position:absolute;inset:0;background:rgba(0,0,0,.5)}
.zx-drawer-panel{position:absolute;right:0;top:0;bottom:0;width:300px;background:#fff;box-shadow:-8px 0 30px rgba(0,0,0,.2);transform:translateX(100%);transition:transform .3s;overflow-y:auto}
.zx-drawer.open .zx-drawer-panel{transform:translateX(0)}
.zx-drawer-head{height:60px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;border-bottom:1px solid #eef2f7}
.zx-drawer-head b{color:var(--zx-blue)}
.zx-drawer-head button{background:none;border:0;font-size:1.2rem;color:#64748b;cursor:pointer;padding:8px}
.zx-drawer-nav{padding:12px 16px}
.zx-drawer-nav>a{display:flex;align-items:center;justify-content:space-between;padding:13px 8px;font-size:1rem;color:#334155;border-bottom:1px solid #f1f5f9;min-height:44px}
.zx-drawer-nav>a:hover{color:var(--zx-blue)}
.zx-drawer-sub{display:none;padding:4px 0 8px 14px}
.zx-drawer-sub.open{display:block}
.zx-drawer-sub a{display:block;padding:9px 8px;font-size:.9rem;color:#64748b}
.zx-drawer-sub a:hover{color:var(--zx-blue)}