:root{
    --bg: #f6f8fb;
    --card: #ffffff;
    --text: #101828;
    --muted: #667085;
    --border: #e6edf6;
    --primary: #1E9FFF;
    --primary2: #3aa8ff;
    --success: #16b777;
    --success2: #27c97f;
    --shadow: 0 18px 44px rgba(17,32,61,.08);
    --shadow-sm: 0 16px 34px rgba(17,32,61,.06);
    --radius: 16px;
    --radius-sm: 14px;
}
body{font-family:"Microsoft YaHei",Arial,sans-serif;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;}
.header{position:fixed;top:0;left:0;width:100%;z-index:999;background:rgba(255,255,255,.86);backdrop-filter:blur(10px);border-bottom:1px solid rgba(230,237,246,.8);}
.nav{max-width:1200px;margin:0 auto;padding:0 20px;height:68px;display:flex;align-items:center;justify-content:space-between;}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);font-weight:900;font-size:18px;letter-spacing:.2px;}
.brand img{height:38px;display:block;}
.brand-text{display:inline-block;line-height:1;white-space:nowrap;}
.nav-toggle{display:none;border:0;background:transparent;height:40px;width:40px;border-radius:12px;align-items:center;justify-content:center;color:var(--text);}
.nav-toggle i{font-size:22px;}
.nav-toggle:active{background:rgba(16,24,40,.06);}
.menu{display:flex;gap:8px;list-style:none;margin:0;padding:0;align-items:center;}
.menu a{color:var(--muted);text-decoration:none;line-height:36px;font-size:14px;padding:0 12px;border-radius:999px;transition:background .15s,color .15s;}
.menu a:hover{color:var(--text);background:rgba(30,159,255,.08);}
.mobile-menu{display:none;position:fixed;left:0;right:0;top:68px;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid rgba(230,237,246,.8);padding:10px 14px;z-index:998;}
.mobile-menu a{display:block;padding:12px 10px;border-radius:12px;color:var(--text);text-decoration:none;font-weight:800;}
.mobile-menu a:active{background:rgba(16,24,40,.06);}
body.menu-open .mobile-menu{display:block;}
.hero-carousel{padding-top:68px;}
.hero-carousel .layui-carousel{width:100%;}
#heroCarousel{height:520px;}
.hero-slide{position:relative;height:520px;background-size:cover;background-position:center;}
.hero-slide::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg, rgba(10,16,28,.72) 0%, rgba(10,16,28,.54) 45%, rgba(10,16,28,.38) 100%);z-index:1;pointer-events:none;}
.hero-slide::before{content:'';position:absolute;inset:-120px -120px auto auto;width:520px;height:520px;background:radial-gradient(circle at 35% 35%, rgba(30,159,255,.34), rgba(30,159,255,0) 62%);z-index:1;pointer-events:none;}
.hero-content{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:min(1040px,92%);text-align:left;color:#fff;z-index:2;}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);color:rgba(255,255,255,.92);font-size:13px;margin-bottom:14px;}
.hero-content h1{font-size:46px;line-height:1.12;margin:0 0 14px 0;font-weight:900;letter-spacing:.2px;}
.hero-content p{font-size:17px;line-height:1.9;margin:0;max-width:820px;opacity:.92;white-space:pre-wrap;}
.hero-actions{display:flex;gap:12px;justify-content:flex-start;flex-wrap:wrap;margin-top:22px;}
.hero-actions .layui-btn{height:44px;line-height:44px;padding:0 18px;border-radius:12px;font-weight:800;letter-spacing:.2px;}
.hero-actions .btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary2));border-color:transparent;}
.hero-actions .btn-primary:hover{background:linear-gradient(135deg,#148bf0,#2f9efc);}
.hero-actions .btn-ghost{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);color:#fff;}
.hero-actions .btn-ghost:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.26);color:#fff;}
.hero-actions .btn-success{background:linear-gradient(135deg,var(--success),var(--success2));border-color:transparent;}
.hero-actions .btn-success:hover{background:linear-gradient(135deg,#12a86a,#21c578);}
.section{padding:86px 20px;background:#fff;border-bottom:1px solid rgba(230,237,246,.8);}
.section-soft{background:linear-gradient(180deg,#f7fbff 0%, #ffffff 100%);}
.container{max-width:1200px;margin:0 auto;}
.section-title{text-align:center;margin-bottom:44px;}
.section-title h2{margin:0 0 10px 0;font-size:34px;font-weight:950;letter-spacing:.2px;}
.section-title p{margin:0;color:var(--muted);}
.culture-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.culture-item{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:24px;box-shadow:var(--shadow-sm);transition:transform .2s, box-shadow .2s, border-color .2s;}
.culture-item:hover{transform:translateY(-3px);border-color:#dbe6ff;box-shadow:0 18px 42px rgba(17,32,61,.09);}
.culture-top{display:flex;align-items:center;gap:12px;margin-bottom:10px;}
.culture-icon{width:44px;height:44px;border-radius:14px;background:rgba(30,159,255,.10);display:flex;align-items:center;justify-content:center;flex:0 0 44px;}
.culture-icon i{font-size:22px;color:var(--primary);}
.culture-item h3{margin:0;font-size:18px;font-weight:900;letter-spacing:.2px;}
.culture-item p{margin:0;color:var(--muted);line-height:1.9;white-space:pre-wrap;}
.about-wrap{display:grid;grid-template-columns:1fr 1.2fr;gap:26px;align-items:center;}
.about-card{border:1px solid var(--border);border-radius:var(--radius);background:var(--card);box-shadow:var(--shadow-sm);padding:28px;}
.about-img{width:100%;height:340px;border-radius:var(--radius);object-fit:cover;background:#f6f6f6;border:1px solid var(--border);box-shadow:var(--shadow-sm);}
.about-title{font-size:28px;font-weight:950;margin:0 0 12px 0;letter-spacing:.2px;}
.about-text{color:var(--muted);line-height:1.95;white-space:pre-wrap;margin:0;}
.partners-wall{margin-top:30px;}
.partners-title{margin:0 0 18px 0;text-align:center;}
.partners-title h4{margin:0;font-size:20px;color:var(--text);font-weight:950;letter-spacing:.2px;}
.partners-title p{margin:8px 0 0 0;color:var(--muted);font-size:13px;}
.partners-marquee{width:100%;overflow:hidden;}
.partners-track{display:flex;gap:28px;align-items:center;width:max-content;animation:partnersScroll var(--duration, 36s) linear infinite;will-change:transform;}
.partners-marquee:hover .partners-track{animation-play-state:paused;}
.partner-logo{flex:0 0 auto;height:88px;display:flex;align-items:center;justify-content:center;}
.partner-logo img{max-width:240px;max-height:100%;object-fit:contain;display:block;}
.partner-logo a{display:flex;align-items:center;justify-content:center;height:100%;}
@keyframes partnersScroll{0%{transform:translateX(0);}100%{transform:translateX(-50%);}}
.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.project-card{border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;background:var(--card);box-shadow:var(--shadow-sm);transition:transform .2s, box-shadow .2s, border-color .2s;}
.project-card:hover{transform:translateY(-4px);border-color:#dbe6ff;box-shadow:0 18px 42px rgba(17,32,61,.09);}
.project-img{width:100%;height:210px;object-fit:cover;background:#f6f6f6;}
.project-body{padding:18px 18px 18px;}
.project-body h3{margin:0 0 8px 0;font-size:16px;font-weight:900;letter-spacing:.2px;}
.project-body p{margin:0;color:var(--muted);line-height:1.75;height:44px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;}
.project-actions{margin-top:14px;display:flex;justify-content:space-between;align-items:center;}
.muted{color:var(--muted);font-size:12px;}
.date-pill{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:rgba(30,159,255,.08);border:1px solid rgba(219,230,255,.75);color:#2f3a46;}
.onsite-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;}
.onsite-item{position:relative;display:block;overflow:hidden;border-radius:12px;background:#f3f5f8;aspect-ratio:16/10;}
.onsite-item img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .25s;}
.onsite-item:hover img{transform:scale(1.03);}
.section-contact{position:relative;overflow:hidden;}
.section-contact::before{content:'';position:absolute;inset:-200px -120px auto auto;width:420px;height:420px;background:radial-gradient(circle at 30% 30%, rgba(30,159,255,.22), rgba(30,159,255,0) 60%);transform:rotate(12deg);pointer-events:none;}
.section-contact::after{content:'';position:absolute;inset:auto auto -220px -160px;width:520px;height:520px;background:radial-gradient(circle at 60% 40%, rgba(22,183,119,.18), rgba(22,183,119,0) 62%);pointer-events:none;}
.section-contact .container{position:relative;z-index:1;}
.contact-wrap{display:grid;grid-template-columns:1.25fr .75fr;gap:22px;align-items:stretch;}
.contact-card{border:1px solid rgba(219,230,255,.8);border-radius:16px;padding:26px;background:rgba(255,255,255,.88);backdrop-filter:blur(8px);box-shadow:0 18px 44px rgba(17,32,61,.08);}
.contact-card .layui-form-item{margin-bottom:14px;}
.contact-card .layui-input,.contact-card .layui-textarea{border:1px solid #e4eaf3;border-radius:12px;background:#fff;transition:border-color .15s, box-shadow .15s;}
.contact-card .layui-input{height:44px;line-height:44px;padding:0 14px;}
.contact-card .layui-textarea{padding:12px 14px;}
.contact-card .layui-input:focus,.contact-card .layui-textarea:focus{border-color:#1E9FFF;box-shadow:0 0 0 4px rgba(30,159,255,.12);}
.contact-card .layui-btn-fluid{height:44px;line-height:44px;border-radius:12px;font-weight:700;letter-spacing:.2px;}
.contact-card .layui-btn-normal{background:linear-gradient(135deg,#1E9FFF,#3aa8ff);border-color:transparent;}
.contact-card .layui-btn-normal:hover{background:linear-gradient(135deg,#148bf0,#2f9efc);}
.contact-info .item{display:flex;gap:12px;align-items:center;margin-bottom:12px;color:#2f3a46;padding:12px 12px;border-radius:12px;background:linear-gradient(135deg, rgba(30,159,255,.08), rgba(30,159,255,0) 55%);border:1px solid rgba(219,230,255,.75);}
.contact-info .item:last-child{margin-bottom:0;}
.contact-info i{width:36px;height:36px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:18px;color:#1E9FFF;background:rgba(30,159,255,.12);margin-top:0;flex:0 0 36px;}
.contact-info .item div{line-height:1.5;}
.site-footer{background:#fff;border-top:1px solid rgba(230,237,246,.8);}
.footer-inner{max-width:1200px;margin:0 auto;padding:50px 20px 18px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:34px;align-items:start;}
.footer-card{border:0;border-radius:0;background:transparent;backdrop-filter:none;box-shadow:none;padding:0;}
.footer-brand{display:flex;gap:14px;align-items:flex-start;}
.footer-brand-logo{width:54px;height:54px;border-radius:16px;border:1px solid rgba(230,237,246,.9);background:#ffffff;display:flex;align-items:center;justify-content:center;overflow:hidden;flex:0 0 54px;box-shadow:0 10px 22px rgba(17,32,61,.08);}
.footer-brand-logo img{width:100%;height:100%;object-fit:cover;display:block;}
.footer-brand-title{font-size:18px;font-weight:950;margin:0 0 8px 0;color:var(--text);letter-spacing:.2px;}
.footer-brand-desc{margin:0;color:var(--muted);line-height:1.85;white-space:pre-wrap;}
.footer-col h4{margin:0 0 10px 0;font-size:15px;font-weight:950;color:var(--text);letter-spacing:.2px;}
.footer-links{list-style:none;margin:0;padding:0;}
.footer-links li{margin:10px 0;}
.footer-links a{color:var(--muted);text-decoration:none;transition:color .15s;}
.footer-links a:hover{color:var(--primary);}
.footer-bottom{border-top:1px solid rgba(230,237,246,.8);margin-top:22px;padding-top:16px;color:#98a2b3;font-size:13px;}
@media (max-width: 992px){
    #heroCarousel{height:420px;}
    .hero-slide{height:420px;}
    .culture-grid,.projects-grid{grid-template-columns:repeat(2,1fr);}
    .contact-wrap{grid-template-columns:1fr;}
    .about-wrap{grid-template-columns:1fr;}
    .about-img{height:300px;}
    .footer-grid{grid-template-columns:1fr;gap:18px;}
    .partners-track{gap:22px;}
    .partner-logo{height:76px;}
    .partner-logo img{max-width:200px;}
    .onsite-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width: 640px){
    .menu{display:none;}
    .nav-toggle{display:inline-flex;}
    .brand img{height:34px;}
    .brand{gap:8px;}
    .brand-text{font-size:15px;}
    #heroCarousel{height:340px;}
    .hero-slide{height:340px;}
    .hero-content{text-align:left;}
    .hero-content h1{font-size:32px;}
    .hero-content p{font-size:14px;}
    .culture-grid,.projects-grid{grid-template-columns:1fr;}
    .partners-track{gap:16px;}
    .partner-logo{height:64px;}
    .partner-logo img{max-width:160px;}
    .onsite-grid{grid-template-columns:repeat(2,1fr);gap:10px;}
    .onsite-grid{grid-template-columns:repeat(2,1fr);gap:10px;}
}