/* ===== 全局基础样式 ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#0a1628;
  --accent:#00d4ff;
  --accent2:#0066ff;
  --text:#e8eef5;
  --text-dim:#8a9bb0;
  --white:#fff;
  --bg-card:#0f2744;
  --border:#1a3a5c;
  --gradient:linear-gradient(135deg,#0066ff 0%,#00d4ff 100%);
  --shadow:0 4px 24px rgba(0,102,255,.15);
  --radius:12px;
}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'PingFang SC','Microsoft YaHei',sans-serif;background:var(--primary);color:var(--text);line-height:1.7;overflow-x:hidden}
a{color:var(--accent);text-decoration:none;transition:.3s}
a:hover{color:#fff}
img{max-width:100%;display:block}
ul{list-style:none}

/* ===== 鼠标光效 ===== */
.cursor-glow{position:fixed;width:400px;height:400px;border-radius:50%;background:radial-gradient(circle,rgba(0,102,255,.12) 0%,transparent 70%);pointer-events:none;z-index:9999;transform:translate(-50%,-50%);transition:transform .15s ease-out;opacity:0}
body:hover .cursor-glow{opacity:1}

/* ===== 粒子背景 ===== */
.particles-container{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.particle{position:absolute;border-radius:50%;background:var(--accent);opacity:.3;animation:floatParticle linear infinite}
@keyframes floatParticle{
  0%{transform:translateY(100vh) rotate(0deg);opacity:0}
  10%{opacity:.4}
  90%{opacity:.4}
  100%{transform:translateY(-100vh) rotate(720deg);opacity:0}
}

/* ===== 导航栏 ===== */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;background:rgba(10,22,40,.95);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);transition:.3s}
.nav-inner{max-width:1280px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between;height:64px}
.nav-logo{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#fff;transition:.3s}
.nav-logo:hover{opacity:.85}
.nav-logo img{max-height:36px;height:36px;width:auto;display:block}
.nav-links{display:flex;gap:4px;align-items:center}
.nav-links a{padding:8px 16px;border-radius:8px;color:var(--text-dim);font-size:15px;transition:.3s;position:relative}
.nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(0,102,255,.15)}
.nav-links a.active::after{content:'';position:absolute;bottom:2px;left:50%;transform:translateX(-50%);width:20px;height:2px;background:var(--accent);border-radius:2px}
.nav-links a.nav-highlight{padding:8px 20px;background:var(--gradient);color:#fff!important;font-weight:600;border-radius:8px}
.nav-links a.nav-highlight:hover{transform:translateY(-2px);box-shadow:0 4px 20px rgba(0,102,255,.4)}
.nav-links .has-sub{position:relative;cursor:pointer}
.nav-links .has-sub::after{content:'▼';font-size:8px;margin-left:4px;opacity:.6}
.sub-menu{display:none;position:absolute;top:100%;left:0;min-width:180px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:8px;margin-top:4px;box-shadow:var(--shadow)}
.has-sub:hover .sub-menu{display:block}
.sub-menu a{display:block;padding:8px 14px;border-radius:8px;color:var(--text-dim);font-size:14px;white-space:nowrap;transition:.2s}
.sub-menu a:hover{background:rgba(0,102,255,.2);color:#fff;padding-left:20px}
.nav-phone{display:flex;align-items:center;gap:8px;color:var(--accent);font-size:14px;font-weight:600;cursor:pointer;transition:.3s}
.nav-phone:hover{transform:scale(1.05);text-shadow:0 0 10px var(--accent)}

/* ===== Hero区 ===== */
.hero{min-height:100vh;display:flex;align-items:center;position:relative;overflow:hidden;padding:80px 24px 60px}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 80% 60% at 50% 0%,rgba(0,102,255,.25) 0%,transparent 70%);animation:pulseGlow 4s ease-in-out infinite}
@keyframes pulseGlow{0%,100%{opacity:1}50%{opacity:.6}}
.hero::after{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%230066ff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E")}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(0,102,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(0,102,255,.08) 1px,transparent 1px);background-size:60px 60px;animation:gridMove 20s linear infinite}
@keyframes gridMove{0%{background-position:0 0}100%{background-position:60px 60px}}

.hero-content{position:relative;z-index:2;max-width:1280px;margin:0 auto;width:100%;display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.hero-left .tag{display:inline-flex;align-items:center;gap:8px;padding:8px 18px;background:rgba(0,212,255,.12);border:1px solid rgba(0,212,255,.4);border-radius:24px;font-size:14px;font-weight:700;color:var(--accent);margin-bottom:24px;transition:.3s;text-transform:uppercase;letter-spacing:1px}
.tag:hover{background:rgba(0,212,255,.25);border-color:var(--accent);box-shadow:0 0 25px rgba(0,212,255,.4);transform:scale(1.02)}
.hero-left h1{font-size:clamp(38px,4.5vw,60px);font-weight:900;line-height:1.15;margin-bottom:24px;background:linear-gradient(135deg,#fff 20%,var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;transition:.3s;letter-spacing:-0.5px}
.hero-left h1:hover{filter:brightness(1.25);text-shadow:0 0 60px rgba(0,212,255,.5)}
.hero-left p{font-size:18px;font-weight:500;color:var(--text-dim);margin-bottom:36px;max-width:560px;line-height:1.75;transition:.3s}
.hero-left p:hover{color:var(--text)}
.hero-btns{display:flex;gap:20px;flex-wrap:wrap}

/* 按钮特效 */
.btn-primary{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;background:var(--gradient);color:#fff;border-radius:8px;font-weight:600;font-size:15px;transition:.3s;border:none;cursor:pointer;position:relative;overflow:hidden}
.btn-primary::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.2) 0%,transparent 50%);opacity:0;transition:.3s}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,102,255,.4);color:#fff}
.btn-primary:hover::before{opacity:1}
.btn-primary:active{transform:translateY(0)}
.btn-outline{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;background:transparent;color:var(--text);border:1px solid var(--border);border-radius:8px;font-weight:600;font-size:15px;transition:.3s;cursor:pointer}
.btn-outline:hover{background:rgba(0,102,255,.1);border-color:var(--accent);color:var(--accent);box-shadow:0 0 20px rgba(0,212,255,.2)}
.btn-outline:active{transform:scale(.98)}

.hero-right{position:relative;display:flex;justify-content:center;align-items:center}
.hero-visual{width:100%;max-width:560px;aspect-ratio:1;position:relative;margin:0 auto}




/* ===== Hero右侧视觉区域 ===== */

.hero-visual{width:100%;max-width:560px;aspect-ratio:1;position:relative;margin:0 auto}
.scan-ring{position:absolute;border-radius:50%;border:1px solid rgba(0,212,255,.15);top:50%;left:50%;transform:translate(-50%,-50%)}
.scan-ring-1{width:110%;height:110%;animation:spin 20s linear infinite}
.scan-ring-2{width:120%;height:120%;animation:spin 30s linear infinite reverse}
@keyframes spin{100%{transform:translate(-50%,-50%) rotate(360deg)}}

/* ===== AI视觉核心 - 在6个节点正中间 ===== */
.ai-core{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:160px;height:160px;display:flex;align-items:center;justify-content:center;z-index:10}
.core-pulse{position:absolute;width:400%;height:400%;border-radius:50%;background:radial-gradient(circle,rgba(0,212,255,.35) 0%,rgba(0,102,255,.15) 30%,transparent 70%);animation:coreRadiate 2.5s ease-in-out infinite}
@keyframes coreRadiate{0%,100%{transform:scale(.5);opacity:.3}50%{transform:scale(1.2);opacity:.7}}
.core-ring-1,.core-ring-2,.core-ring-3{position:absolute;border-radius:50%;border:1px solid rgba(0,212,255,.3);top:50%;left:50%;transform:translate(-50%,-50%);animation:ringExpand 2.5s ease-out infinite}
.core-ring-1{width:100%;height:100%;animation-delay:0s}
.core-ring-2{width:120%;height:120%;animation-delay:.6s;border-color:rgba(0,102,255,.2)}
.core-ring-3{width:140%;height:140%;animation-delay:1.2s;border-color:rgba(0,212,255,.1)}
@keyframes ringExpand{0%{transform:translate(-50%,-50%) scale(.6);opacity:1}100%{transform:translate(-50%,-50%) scale(1.8);opacity:0}}
.core-center{width:130px;height:130px;background:linear-gradient(135deg,#001a33,#003366);border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;box-shadow:0 0 50px rgba(0,212,255,.9),0 0 100px rgba(0,212,255,.6),inset 0 0 40px rgba(0,212,255,.2);border:2px solid rgba(0,212,255,.8);position:relative;z-index:2}
.core-center::before{content:'';position:absolute;inset:-4px;border-radius:50%;background:linear-gradient(45deg,var(--accent),transparent,var(--accent));z-index:-1;animation:borderSpin 4s linear infinite}
@keyframes borderSpin{100%{transform:rotate(360deg)}}
.ai-eye{width:70px;height:70px;filter:drop-shadow(0 0 12px rgba(0,212,255,.9));animation:eyePulse 3s ease-in-out infinite}
@keyframes eyePulse{0%,100%{filter:drop-shadow(0 0 12px rgba(0,212,255,.9))}50%{filter:drop-shadow(0 0 20px rgba(0,212,255,1))}}
.core-label{font-size:14px;font-weight:700;color:#fff;letter-spacing:3px;text-shadow:0 0 15px var(--accent);margin-top:4px}

/* SVG连接线 */
.connection-svg{position:absolute;inset:0;width:100%;height:100%;z-index:1}

/* 6个功能节点围绕中心分布 */
.hv-node{position:absolute;width:68px;height:68px;background:linear-gradient(135deg,rgba(0,17,51,.95),rgba(0,34,102,.9));border:1px solid rgba(0,212,255,.4);border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 0 20px rgba(0,212,255,.25),0 4px 15px rgba(0,0,0,.3);transition:.4s;cursor:default;z-index:5}
.hv-node::before{content:'';position:absolute;inset:0;border-radius:50%;background:radial-gradient(circle,rgba(0,212,255,.1) 0%,transparent 70%);opacity:0;transition:.3s}
.hv-node:hover{border-color:var(--accent);transform:scale(1.15);box-shadow:0 0 35px rgba(0,212,255,.5),0 8px 25px rgba(0,0,0,.4)}
.hv-node:hover::before{opacity:1}
.hv-node:hover span{color:#fff;text-shadow:0 0 8px var(--accent)}
.hv-node span{font-size:13px;color:var(--text-dim);font-weight:600;transition:.3s}
.node-top{top:8%;left:50%;transform:translateX(-50%)}
.node-top:hover{transform:translateX(-50%) scale(1.15)}
.node-top-right{top:22%;right:8%}
.node-bottom-right{bottom:22%;right:8%}
.node-bottom{bottom:8%;left:50%;transform:translateX(-50%)}
.node-bottom:hover{transform:translateX(-50%) scale(1.15)}
.node-bottom-left{bottom:22%;left:8%}
.node-top-left{top:22%;left:8%}
.data-card{position:absolute;background:linear-gradient(135deg,rgba(0,17,51,.95),rgba(0,34,102,.9));border:1px solid rgba(0,212,255,.4);border-radius:12px;padding:12px 16px;display:flex;align-items:center;gap:10px;box-shadow:0 0 30px rgba(0,212,255,.2),0 4px 20px rgba(0,0,0,.3);backdrop-filter:blur(10px);animation:floatCard 4s ease-in-out infinite}
.data-card-1{top:8%;right:15%;animation-delay:0s}
.data-card-2{bottom:12%;left:8%;animation-delay:2s}
@keyframes floatCard{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.dc-icon{font-size:24px}
.dc-value{font-size:18px;font-weight:800;color:#fff;text-shadow:0 0 10px var(--accent)}
.dc-label{font-size:11px;color:var(--text-dim);margin-top:2px;font-weight:600}

/* ===== 数字统计 ===== */
.stats-bar{background:var(--bg-card);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:40px 24px;position:relative;overflow:hidden}
.stats-bar::before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent,rgba(0,102,255,.05),transparent);animation:shimmer 3s linear infinite}
@keyframes shimmer{0%{transform:translateX(-100%)}100%{transform:translateX(100%)}}
.stats-inner{max-width:1280px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:32px}
.stat-item{text-align:center;transition:.3s;cursor:default}
.stat-item:hover{transform:scale(1.05)}
.stat-item:hover .stat-num{filter:brightness(1.3)}
.stat-num{font-size:42px;font-weight:800;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1;transition:.3s}
.stat-label{font-size:14px;color:var(--text-dim);margin-top:4px}

/* ===== 通用区块 ===== */
.section{padding:80px 24px;max-width:1280px;margin:0 auto;position:relative;z-index:1}
.section-sm{padding:60px 24px;max-width:1280px;margin:0 auto}
.section-title{text-align:center;margin-bottom:56px}
.section-title h2{font-size:36px;font-weight:800;margin-bottom:12px;background:linear-gradient(135deg,#fff,#8ab4d4);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;transition:.3s}
.section-title:hover h2{filter:brightness(1.2)}
.section-title p{font-size:16px;color:var(--text-dim);max-width:600px;margin:0 auto}

/* ===== 公司介绍 ===== */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-text .tag{display:inline-block;padding:4px 14px;background:rgba(0,212,255,.1);border:1px solid rgba(0,212,255,.3);border-radius:20px;font-size:13px;color:var(--accent);margin-bottom:16px}
.about-text h3{font-size:26px;font-weight:700;margin-bottom:16px;color:#fff}
.about-text p{color:var(--text-dim);margin-bottom:24px;font-size:15px;transition:.3s}
.about-text p:hover{color:var(--text)}
.about-features{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.about-feature{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text);padding:8px;background:rgba(0,102,255,.05);border-radius:8px;transition:.3s;cursor:default}
.about-feature:hover{background:rgba(0,102,255,.15);transform:translateX(5px)}
.about-feature .icon{width:32px;height:32px;background:rgba(0,102,255,.2);border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:.3s}
.about-feature:hover .icon{background:var(--gradient);box-shadow:0 0 15px rgba(0,102,255,.4)}
.about-visual{position:relative;border-radius:16px;overflow:hidden;border:1px solid var(--border)}
.about-visual .av-placeholder{aspect-ratio:4/3;background:linear-gradient(135deg,var(--bg-card),rgba(0,102,255,.2));display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--text-dim);font-size:14px;gap:8px;transition:.5s}
.about-visual .av-placeholder:hover{background:linear-gradient(135deg,var(--bg-card),rgba(0,102,255,.4));transform:scale(1.02)}
.about-visual .av-placeholder .icon{font-size:48px;transition:.3s}
.about-visual .av-placeholder:hover .icon{transform:scale(1.2);filter:drop-shadow(0 0 20px rgba(0,102,255,.5))}

/* ===== 产品卡片网格 ===== */
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.product-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.4s cubic-bezier(.25,.46,.45,.94);cursor:pointer;position:relative}
.product-card::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(0,102,255,.1) 0%,transparent 50%);opacity:0;transition:.4s}
.product-card:hover{border-color:var(--accent);transform:translateY(-8px);box-shadow:0 20px 60px rgba(0,102,255,.3)}
.product-card:hover::before{opacity:1}
.product-card .pc-img{height:200px;background:linear-gradient(135deg,rgba(0,102,255,.2),rgba(0,212,255,.1));display:flex;align-items:center;justify-content:center;font-size:56px;transition:.4s;position:relative;overflow:hidden}
.product-card:hover .pc-img{transform:scale(1.1)}
.product-card .pc-body{padding:24px;position:relative;z-index:1}
.product-card .pc-body h3{font-size:18px;font-weight:700;margin-bottom:8px;color:#fff;transition:.3s}
.product-card:hover .pc-body h3{color:var(--accent);text-shadow:0 0 20px rgba(0,212,255,.3)}
.product-card .pc-body p{font-size:14px;color:var(--text-dim);margin-bottom:16px;line-height:1.6}
.product-card .pc-link{font-size:14px;color:var(--accent);display:flex;align-items:center;gap:6px;transition:.3s}
.product-card .pc-link:hover{color:#fff;gap:10px}

/* 产品图片样式 */
.product-img{width:100%;height:240px;object-fit:cover;transition:.4s;}
.product-card:hover .product-img{transform:scale(1.05)}
.pc-img-placeholder{width:100%;height:200px;background:linear-gradient(135deg,rgba(0,102,255,.3),rgba(0,212,255,.1));display:flex;align-items:center;justify-content:center;font-size:56px;transition:.4s}
.product-card:hover .pc-img-placeholder{background:linear-gradient(135deg,rgba(0,102,255,.5),rgba(0,212,255,.3))}

/* ===== 案例网格 ===== */
/* ===== 案例展示 - 横向三列布局 ===== */
.cases-showcase-3col{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}

/* ===== 案例滚动图片展示 ===== */
.case-scroll-container{position:relative;max-width:1280px;margin:0 auto;padding:0 20px}
.case-scroll-track{display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;padding:10px 0 20px}
.case-scroll-track::-webkit-scrollbar{display:none}
.case-scroll-item{flex-shrink:0;width:320px;scroll-snap-align:start;background:linear-gradient(135deg,rgba(15,39,68,.8),rgba(10,22,40,.9));border:1px solid var(--border);border-radius:16px;overflow:hidden;transition:.4s;cursor:pointer}
.case-scroll-item:hover{border-color:var(--accent);transform:translateY(-8px);box-shadow:0 20px 50px rgba(0,102,255,.3)}
.case-scroll-item .csi-visual{position:relative;height:180px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.case-scroll-item .csi-icon{font-size:72px;opacity:.3;transition:.4s}
.case-scroll-item:hover .csi-icon{opacity:.5;transform:scale(1.1)}
.case-scroll-item .csi-overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(0,0,0,.8) 100%);display:flex;flex-direction:column;justify-content:flex-end;padding:16px}
.case-scroll-item .csi-badge{padding:4px 12px;background:rgba(0,212,255,.3);border-radius:12px;font-size:11px;color:var(--accent);display:inline-block;margin-bottom:8px;width:fit-content;backdrop-filter:blur(4px)}
.case-scroll-item .csi-title{font-size:15px;font-weight:700;color:#fff;line-height:1.3}
.case-scroll-item .csi-metrics{display:flex;gap:12px;margin-top:8px;font-size:11px;color:var(--text-dim)}
.case-scroll-item .csi-metrics strong{color:var(--accent)}
.case-scroll-item .csi-desc{padding:20px}
.case-scroll-item .csi-desc h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:8px;transition:.3s}
.case-scroll-item:hover .csi-desc h4{color:var(--accent)}
.case-scroll-item .csi-desc p{font-size:13px;color:var(--text-dim);margin-bottom:12px;line-height:1.5}
.case-scroll-item .csi-desc a{font-size:13px;color:var(--accent);font-weight:600;text-decoration:none;transition:.3s}
.case-scroll-item:hover .csi-desc a{text-shadow:0 0 10px var(--accent)}

/* 滚动控制按钮 */
.case-scroll-btns{position:absolute;top:50%;left:0;right:0;transform:translateY(-50%);display:flex;justify-content:space-between;pointer-events:none;padding:0 -10px}
.csi-btn{width:48px;height:48px;background:rgba(0,102,255,.2);border:1px solid var(--accent);border-radius:50%;color:var(--accent);font-size:20px;cursor:pointer;transition:.3s;pointer-events:auto;display:flex;align-items:center;justify-content:center}
.csi-btn:hover{background:var(--gradient);color:#fff;border-color:transparent;box-shadow:0 0 20px rgba(0,102,255,.5)}
.case-col-card{background:linear-gradient(135deg,rgba(0,17,51,.95),rgba(0,34,102,.8));border:1px solid rgba(0,212,255,.3);border-radius:var(--radius);padding:32px;display:flex;flex-direction:column;transition:.4s;position:relative;overflow:hidden}
.case-col-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--gradient);transform:scaleX(0);transition:.4s}
.case-col-card:hover{border-color:var(--accent);transform:translateY(-8px);box-shadow:0 20px 50px rgba(0,102,255,.3)}
.case-col-card:hover::before{transform:scaleX(1)}
.case-col-card .ccc-icon{font-size:64px;margin-bottom:20px;opacity:.9;transition:.4s}
.case-col-card:hover .ccc-icon{transform:scale(1.15);filter:drop-shadow(0 0 20px rgba(0,212,255,.5))}
.case-col-card .ccc-badge{padding:6px 14px;background:rgba(0,212,255,.15);border:1px solid rgba(0,212,255,.3);border-radius:20px;font-size:12px;color:var(--accent);display:inline-block;margin-bottom:16px;width:fit-content}
.case-col-card h3{font-size:18px;font-weight:700;color:#fff;margin-bottom:12px;line-height:1.4;transition:.3s}
.case-col-card:hover h3{color:var(--accent);text-shadow:0 0 20px rgba(0,212,255,.3)}
.case-col-card p{font-size:14px;color:var(--text-dim);margin-bottom:16px;line-height:1.7;flex:1}
.case-col-card .ccc-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}
.case-col-card .ccc-tags span{padding:4px 12px;background:rgba(0,102,255,.15);border-radius:12px;font-size:12px;color:var(--text-dim);transition:.3s}
.case-col-card:hover .ccc-tags span{background:rgba(0,102,255,.25);color:var(--accent)}
.case-col-card .ccc-link{padding:10px 20px;background:var(--gradient);border-radius:8px;color:#fff;font-weight:600;display:inline-flex;align-items:center;gap:8px;width:fit-content;transition:.3s;text-decoration:none}
.case-col-card:hover .ccc-link{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,102,255,.4)}
.case-featured{position:relative;border-radius:var(--radius);overflow:hidden;background:linear-gradient(135deg,#001a33,#002244);border:1px solid rgba(0,212,255,.3);transition:.4s;min-height:380px;display:flex;flex-direction:column}
.case-featured:hover{border-color:var(--accent);box-shadow:0 0 40px rgba(0,212,255,.3);transform:translateY(-4px)}
.case-featured .cf-visual{position:absolute;inset:0;font-size:200px;opacity:.15;display:flex;align-items:center;justify-content:center;transition:.4s}
.case-featured:hover .cf-visual{transform:scale(1.1);opacity:.2}
.case-featured .cf-overlay{padding:32px;position:relative;z-index:1;display:flex;flex-direction:column;height:100%;justify-content:flex-end}
.cf-badge{padding:6px 16px;background:rgba(0,212,255,.2);border:1px solid rgba(0,212,255,.4);border-radius:20px;font-size:13px;color:var(--accent);display:inline-block;margin-bottom:16px;width:fit-content;backdrop-filter:blur(4px)}
.case-featured h3{font-size:24px;font-weight:700;color:#fff;margin-bottom:12px;line-height:1.3}
.case-featured p{font-size:15px;color:var(--text-dim);margin-bottom:16px;line-height:1.7}
.cf-tags{display:flex;gap:10px;margin-bottom:20px}
.cf-tags span{padding:4px 12px;background:rgba(0,102,255,.2);border-radius:12px;font-size:12px;color:var(--text-dim)}
.case-featured .cf-link{padding:12px 24px;background:var(--gradient);border-radius:8px;color:#fff;font-weight:600;display:inline-flex;align-items:center;gap:8px;width:fit-content;transition:.3s;text-decoration:none}
.case-featured .cf-link:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,102,255,.4)}
.cases-side{display:flex;flex-direction:column;gap:24px}
.case-card-sm{background:linear-gradient(135deg,rgba(0,17,51,.8),rgba(0,34,102,.6));border:1px solid var(--border);border-radius:var(--radius);padding:24px;display:flex;gap:20px;align-items:center;transition:.4s;cursor:pointer}
.case-card-sm:hover{border-color:var(--accent);transform:translateX(8px);box-shadow:0 0 30px rgba(0,212,255,.2)}
.case-card-sm .ccs-visual{width:70px;height:70px;background:linear-gradient(135deg,rgba(0,102,255,.2),rgba(0,212,255,.1));border-radius:16px;display:flex;align-items:center;justify-content:center;font-size:32px;flex-shrink:0;border:1px solid rgba(0,212,255,.2)}
.case-card-sm:hover .ccs-visual{background:linear-gradient(135deg,rgba(0,102,255,.3),rgba(0,212,255,.2));box-shadow:0 0 20px rgba(0,212,255,.3)}
.case-card-sm .ccs-body{flex:1;min-width:0}
.case-card-sm .ccs-badge{padding:3px 10px;background:rgba(0,212,255,.15);border-radius:10px;font-size:11px;color:var(--accent);display:inline-block;margin-bottom:8px}
.case-card-sm h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:6px}
.case-card-sm p{font-size:13px;color:var(--text-dim);line-height:1.5;margin-bottom:10px}
.case-card-sm a{font-size:13px;color:var(--accent);font-weight:600;text-decoration:none;transition:.3s}
.case-card-sm:hover a{text-shadow:0 0 10px var(--accent)}
.case-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:24px}
.case-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.4s cubic-bezier(.25,.46,.45,.94);cursor:pointer;position:relative}
.case-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--gradient);transform:scaleX(0);transition:.4s}
.case-card:hover{border-color:var(--accent);transform:translateY(-8px);box-shadow:0 20px 60px rgba(0,102,255,.3)}
.case-card:hover::before{transform:scaleX(1)}
.case-card .cc-img{height:180px;background:linear-gradient(135deg,rgba(0,102,255,.2),rgba(0,212,255,.1));display:flex;align-items:center;justify-content:center;font-size:56px;transition:.4s;position:relative;overflow:hidden}
.case-card:hover .cc-img{transform:scale(1.05)}
.case-card .cc-badge{position:absolute;top:12px;left:12px;padding:4px 12px;background:rgba(0,102,255,.8);border-radius:20px;font-size:12px;color:#fff;transition:.3s}
.case-card:hover .cc-badge{background:var(--accent);box-shadow:0 0 15px rgba(0,212,255,.4)}
.case-card .cc-body{padding:20px}
.case-card .cc-body h3{font-size:17px;font-weight:700;margin-bottom:8px;color:#fff;transition:.3s}
.case-card:hover .cc-body h3{color:var(--accent)}
.case-card .cc-body p{font-size:14px;color:var(--text-dim);margin-bottom:12px}
.case-card .cc-tags{display:flex;gap:8px;flex-wrap:wrap}
.tag-item{padding:3px 10px;background:rgba(0,212,255,.1);border:1px solid rgba(0,212,255,.2);border-radius:20px;font-size:12px;color:var(--accent);transition:.3s}
.case-card:hover .tag-item{border-color:var(--accent);background:rgba(0,212,255,.2)}

/* ===== 解决方案 ===== */
.sol-tabs{display:flex;gap:8px;margin-bottom:40px;flex-wrap:wrap;justify-content:center}
.sol-tab{padding:10px 24px;background:rgba(0,102,255,.1);border:1px solid var(--border);border-radius:8px;color:var(--text-dim);cursor:pointer;transition:.3s;font-size:15px;position:relative;overflow:hidden}
.sol-tab::before{content:'';position:absolute;inset:0;background:var(--gradient);opacity:0;transition:.3s}
.sol-tab:hover,.sol-tab.active{background:var(--gradient);border-color:transparent;color:#fff;box-shadow:0 4px 20px rgba(0,102,255,.3)}
.sol-tab span{position:relative;z-index:1}
.sol-panel{display:none}
.sol-panel.active{display:block}
.sol-panel-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.sol-panel h3{font-size:28px;font-weight:700;margin-bottom:16px;color:#fff;transition:.3s}
.sol-panel:hover h3{color:var(--accent);text-shadow:0 0 30px rgba(0,212,255,.2)}
.sol-panel p{color:var(--text-dim);margin-bottom:24px;font-size:15px;line-height:1.8}
.sol-panel .sp-features{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.sp-feature{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text);padding:8px;background:rgba(0,102,255,.05);border-radius:8px;transition:.3s;cursor:default}
.sp-feature:hover{background:rgba(0,102,255,.15);transform:translateX(5px)}
.sp-feature .icon{width:32px;height:32px;background:rgba(0,212,255,.15);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0;transition:.3s}
.sp-feature:hover .icon{background:var(--gradient);box-shadow:0 0 15px rgba(0,102,255,.4)}
.sol-visual{aspect-ratio:4/3;background:linear-gradient(135deg,var(--bg-card),rgba(0,102,255,.2));border-radius:16px;border:1px solid var(--border);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--text-dim);font-size:15px;transition:.4s;cursor:pointer}
.sol-visual:hover{border-color:var(--accent);box-shadow:0 0 40px rgba(0,102,255,.3);transform:scale(1.02)}
.sol-visual .icon{font-size:64px;transition:.3s}
.sol-visual:hover .icon{transform:scale(1.2);filter:drop-shadow(0 0 20px rgba(0,102,255,.5))}

/* ===== 行业应用 ===== */
.industry-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:16px}
.industry-item{background:var(--bg-card);border:1px solid var(--border);border-radius:10px;padding:24px 16px;text-align:center;transition:.3s;cursor:default;position:relative;overflow:hidden}
.industry-item::before{content:'';position:absolute;inset:0;background:var(--gradient);opacity:0;transition:.3s}
.industry-item:hover{border-color:var(--accent);transform:translateY(-4px);box-shadow:0 10px 30px rgba(0,102,255,.2)}
.industry-item:hover::before{opacity:.1}
.industry-item .icon{font-size:32px;margin-bottom:10px;transition:.3s;position:relative;z-index:1}
.industry-item:hover .icon{transform:scale(1.2);filter:drop-shadow(0 0 10px rgba(0,212,255,.5))}
.industry-item .label{font-size:13px;color:var(--text-dim);transition:.3s;position:relative;z-index:1}
.industry-item:hover .label{color:var(--accent);font-weight:600}

/* ===== 合作伙伴 ===== */
.partner-scroll{display:flex;gap:40px;align-items:center;overflow-x:auto;padding:20px 0;scrollbar-width:none}
.partner-scroll::-webkit-scrollbar{display:none}
.partner-item{flex-shrink:0;padding:16px 32px;background:var(--bg-card);border:1px solid var(--border);border-radius:10px;font-size:14px;color:var(--text-dim);white-space:nowrap;transition:.3s;cursor:default}
.partner-item:hover{border-color:var(--accent);color:var(--text);box-shadow:0 0 20px rgba(0,102,255,.2)}

/* ===== 页脚 ===== */
.footer{background:#060e1c;border-top:1px solid var(--border);padding:60px 24px 30px;position:relative}
.footer::before{content:'';position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--accent),transparent)}
.footer-inner{max-width:1280px;margin:0 auto;display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:40px}
.footer-brand .logo{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#fff;margin-bottom:16px;transition:.3s}
.footer-brand .logo:hover{opacity:.85}
.footer-brand .logo img{max-height:36px;height:36px;width:auto;display:block}
.footer-brand p{font-size:14px;color:var(--text-dim);line-height:1.8;margin-bottom:20px}
.footer-col h4{font-size:15px;font-weight:600;margin-bottom:16px;color:#fff}
.footer-col a{display:block;font-size:14px;color:var(--text-dim);margin-bottom:10px;transition:.3s;position:relative;padding-left:0}
.footer-col a::before{content:'›';position:absolute;left:0;opacity:0;transition:.3s}
.footer-col a:hover{color:var(--accent);padding-left:15px}
.footer-col a:hover::before{opacity:1}
.footer-contact .fc-item{display:flex;align-items:flex-start;gap:10px;margin-bottom:12px;font-size:14px;color:var(--text-dim);transition:.3s}
.footer-contact .fc-item:hover{color:var(--accent)}
.footer-contact .fc-item .icon{font-size:16px;margin-top:2px;transition:.3s}
.footer-contact .fc-item:hover .icon{transform:scale(1.2)}
.footer-bottom{border-top:1px solid var(--border);margin-top:40px;padding-top:20px;max-width:1280px;margin-left:auto;margin-right:auto;display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--text-dim)}

/* ===== 面包屑 ===== */
.breadcrumb{padding:80px 24px 0;max-width:1280px;margin:0 auto;font-size:14px;color:var(--text-dim)}
.breadcrumb a{color:var(--text-dim);transition:.3s}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb span{margin:0 8px}

/* ===== 页面标题区 ===== */
.page-header{padding:60px 24px;max-width:1280px;margin:0 auto;text-align:center;position:relative}
.page-header::before{content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:400px;height:400px;background:radial-gradient(circle,rgba(0,102,255,.1) 0%,transparent 70%);pointer-events:none}
.page-header h1{font-size:42px;font-weight:800;margin-bottom:16px;background:linear-gradient(135deg,#fff,#8ab4d4);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;transition:.3s}
.page-header:hover h1{filter:brightness(1.2);text-shadow:0 0 40px rgba(0,212,255,.2)}
.page-header p{font-size:17px;color:var(--text-dim);max-width:700px;margin:0 auto}

/* ===== 详情页内容 ===== */
.detail-content{padding:40px 24px;max-width:1280px;margin:0 auto}
.detail-grid{display:grid;grid-template-columns:1fr 380px;gap:40px;align-items:start}
.detail-main h2{font-size:28px;font-weight:700;margin-bottom:20px;color:#fff}
.detail-main h3{font-size:20px;font-weight:700;margin:28px 0 12px;color:#fff}
.detail-main p{color:var(--text-dim);font-size:15px;margin-bottom:16px;line-height:1.9}
.detail-main ul{list-style:disc;padding-left:24px;margin-bottom:20px}
.detail-main ul li{color:var(--text-dim);font-size:15px;margin-bottom:8px}
.detail-main ul li strong{color:var(--text)}
.detail-aside{position:sticky;top:80px}
.detail-aside-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:28px;margin-bottom:20px;transition:.3s}
.detail-aside-card:hover{border-color:var(--accent);box-shadow:0 10px 40px rgba(0,102,255,.15)}
.detail-aside-card h4{font-size:16px;font-weight:700;margin-bottom:16px;color:#fff}
.ac-list li{display:flex;align-items:flex-start;gap:10px;padding:10px 0;border-bottom:1px solid var(--border);font-size:14px;color:var(--text-dim);transition:.3s}
.ac-list li:hover{color:var(--text);padding-left:5px}
.ac-list li:last-child{border-bottom:none}
.ac-list .icon{font-size:16px;margin-top:2px;flex-shrink:0;transition:.3s}
.ac-list li:hover .icon{color:var(--accent);transform:scale(1.2)}
.ac-contact-item{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--border);font-size:14px;color:var(--text-dim);transition:.3s}
.ac-contact-item:last-child{border-bottom:none}
.ac-contact-item:hover{color:var(--accent)}
.ac-contact-item .icon{font-size:18px;color:var(--accent);transition:.3s}
.ac-contact-item:hover .icon{transform:scale(1.2)}
.cta-box{background:var(--gradient);border-radius:var(--radius);padding:28px;text-align:center;position:relative;overflow:hidden}
.cta-box::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.1) 0%,transparent 50%);opacity:0;transition:.3s}
.cta-box:hover::before{opacity:1}
.cta-box h4{font-size:18px;font-weight:700;margin-bottom:8px;color:#fff}
.cta-box p{font-size:13px;color:rgba(255,255,255,.7);margin-bottom:16px}
.cta-btn{display:block;width:100%;padding:12px;background:#fff;color:var(--primary);border-radius:8px;font-weight:700;font-size:15px;text-align:center;transition:.3s}
.cta-btn:hover{background:rgba(255,255,255,.9);color:var(--primary);transform:translateY(-2px);box-shadow:0 5px 20px rgba(0,0,0,.2)}

/* ===== 案例详情 ===== */
.case-hero{padding:40px 24px;max-width:1280px;margin:0 auto;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.ch-text .ch-badge{display:inline-block;padding:4px 14px;background:rgba(0,212,255,.1);border:1px solid rgba(0,212,255,.3);border-radius:20px;font-size:13px;color:var(--accent);margin-bottom:16px;transition:.3s}
.ch-text:hover .ch-badge{border-color:var(--accent);box-shadow:0 0 15px rgba(0,212,255,.3)}
.ch-text h2{font-size:32px;font-weight:800;margin-bottom:16px;color:#fff}
.ch-text p{color:var(--text-dim);font-size:15px;line-height:1.8}
.ch-visual{aspect-ratio:4/3;background:linear-gradient(135deg,var(--bg-card),rgba(0,102,255,.2));border-radius:16px;border:1px solid var(--border);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--text-dim);font-size:15px;transition:.4s;cursor:pointer}
.ch-visual:hover{border-color:var(--accent);box-shadow:0 0 40px rgba(0,102,255,.3);transform:scale(1.02)}
.ch-visual .icon{font-size:64px;transition:.3s}
.ch-visual:hover .icon{transform:scale(1.2)}

/* ===== 功能对比表格 ===== */
.feature-table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14px}
.feature-table th,.feature-table td{padding:12px 16px;border:1px solid var(--border);text-align:left;transition:.3s}
.feature-table th{background:rgba(0,102,255,.15);color:#fff;font-weight:600}
.feature-table td{color:var(--text-dim)}
.feature-table tr:hover td{background:rgba(0,102,255,.05)}

/* ===== 进度/流程 ===== */
.process-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin:40px 0}
.step-item{text-align:center;position:relative;transition:.3s;padding:20px;background:rgba(0,102,255,.05);border-radius:12px}
.step-item:hover{background:rgba(0,102,255,.15);transform:translateY(-5px)}
.step-item::after{content:'→';position:absolute;right:-18px;top:30px;font-size:20px;color:var(--text-dim)}
.step-item:last-child::after{display:none}
.step-num{width:56px;height:56px;background:var(--gradient);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:22px;margin:0 auto 16px;font-weight:700;transition:.3s}
.step-item:hover .step-num{box-shadow:0 0 30px rgba(0,102,255,.5);transform:scale(1.1)}
.step-item h4{font-size:15px;font-weight:600;margin-bottom:6px;color:#fff}
.step-item p{font-size:13px;color:var(--text-dim)}

/* ===== 联系表单 ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px}
.contact-form{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:36px;transition:.3s}
.contact-form:hover{border-color:var(--accent);box-shadow:0 10px 40px rgba(0,102,255,.15)}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;color:var(--text)}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:12px 16px;background:#081525;border:1px solid var(--border);border-radius:8px;color:var(--text);font-size:14px;font-family:inherit;transition:.3s;resize:vertical}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,212,255,.1)}
.form-group input:hover,.form-group textarea:hover,.form-group select:hover{border-color:var(--accent2)}
.form-group input::placeholder,.form-group textarea::placeholder{color:#4a6080}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-submit{display:flex;align-items:center;gap:12px;margin-top:8px}
.form-submit .btn-primary{width:100%;justify-content:center;padding:14px}

/* ===== 解决方案详情页增强 ===== */
.sol-detail-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:40px;margin-bottom:32px;transition:.3s;position:relative;overflow:hidden}
.sol-detail-card::before{content:'';position:absolute;top:0;left:0;width:4px;height:100%;background:var(--gradient)}
.sol-detail-card:hover{border-color:var(--accent);box-shadow:0 10px 40px rgba(0,102,255,.15)}
.sol-detail-card h3{font-size:24px;font-weight:700;margin-bottom:16px;color:#fff;display:flex;align-items:center;gap:12px}
.sol-detail-card h3 .icon{font-size:28px;transition:.3s}
.sol-detail-card:hover h3 .icon{transform:scale(1.2);filter:drop-shadow(0 0 10px rgba(0,212,255,.5))}
.sol-tech-specs{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px;margin:24px 0}
.tech-spec{background:rgba(0,102,255,.1);border:1px solid rgba(0,102,255,.2);border-radius:8px;padding:16px;text-align:center;transition:.3s}
.tech-spec:hover{background:rgba(0,102,255,.2);border-color:var(--accent)}
.tech-spec .spec-value{font-size:28px;font-weight:700;color:var(--accent);margin-bottom:4px}
.tech-spec .spec-label{font-size:13px;color:var(--text-dim)}
.sol-app-scenarios{display:flex;flex-wrap:wrap;gap:12px;margin:20px 0}
.sol-app-tag{padding:8px 16px;background:rgba(0,102,255,.1);border:1px solid rgba(0,102,255,.2);border-radius:20px;font-size:13px;color:var(--text);transition:.3s;cursor:default}
.sol-app-tag:hover{background:var(--gradient);color:#fff;border-color:transparent}

/* ===== 响应式 ===== */
@media(max-width:1024px){
  .hero-content{grid-template-columns:1fr}
  .hero-right{display:none}
  .about-grid,.sol-panel-grid,.detail-grid,.contact-grid,.case-hero{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr 1fr}
  .process-steps{grid-template-columns:1fr 1fr}
  .process-steps .step-item::after{display:none}
}
@media(max-width:768px){
  .nav-links{display:none}
  .stats-inner{grid-template-columns:1fr 1fr}
  .about-features{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .section{padding:60px 16px}
}

/* ===== 动画 ===== */
.fade-up{opacity:0;transform:translateY(20px);transition:opacity .6s,transform .6s}
.fade-up.visible{opacity:1;transform:translateY(0)}

/* 数字滚动动画 */
@keyframes countUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.stat-num{animation:countUp .6s ease-out}

/* 文字霓虹效果 */
.neon-text{text-shadow:0 0 10px var(--accent),0 0 20px var(--accent),0 0 40px var(--accent2);transition:.3s}
.neon-text:hover{text-shadow:0 0 15px var(--accent),0 0 30px var(--accent),0 0 60px var(--accent2)}

/* 发光边框动画 */
@keyframes borderGlow{0%,100%{box-shadow:0 0 5px var(--accent),inset 0 0 5px rgba(0,212,255,.1)}50%{box-shadow:0 0 20px var(--accent),inset 0 0 10px rgba(0,212,255,.2)}}
.glow-border{animation:borderGlow 2s ease-in-out infinite}

/* 加载动画 */
.loading-pulse{animation:loadingPulse 1.5s ease-in-out infinite}
@keyframes loadingPulse{0%,100%{opacity:.3}50%{opacity:1}}

/* 解决方案卡片内的详细参数表格 */
.param-table{width:100%;border-collapse:collapse;margin:20px 0;background:rgba(0,102,255,.05);border-radius:8px;overflow:hidden}
.param-table th,.param-table td{padding:12px 16px;border-bottom:1px solid var(--border);text-align:left;font-size:14px}
.param-table th{background:rgba(0,102,255,.15);color:var(--accent);font-weight:600}
.param-table td{color:var(--text-dim)}
.param-table tr:last-child td{border-bottom:none}
.param-table tr:hover td{background:rgba(0,102,255,.1)}