:root{
  --navy:#0f2046; --navy-soft:#46557a; --gold:#c9a55e; --gold-light:#e8d5a0; --gold-deep:#a98a45;
  --bg:#ffffff; --bg-alt:#f5f7fb; --card-bg:#ffffff; --card-alt:#f8fafc;
  --border:rgba(15,32,70,.10); --border-gold:rgba(201,165,94,.32);
  --text:#1a2138; --text-soft:#5b667e; --r:16px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Noto Sans SC','Inter',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);overflow-x:hidden;line-height:1.6}
.aurora{position:fixed;top:0;left:0;width:100%;height:100%;pointer-events:none;z-index:0;overflow:hidden}
.aurora-blob{position:absolute;border-radius:50%;filter:blur(140px);opacity:.16;animation:aurora-drift 22s ease-in-out infinite alternate}
.a1{width:520px;height:520px;background:radial-gradient(circle,rgba(201,165,94,.32),transparent 70%);top:-12%;right:-6%}
.a2{width:460px;height:460px;background:radial-gradient(circle,rgba(15,32,70,.18),transparent 70%);bottom:-12%;left:-8%;animation-delay:-7s}
@keyframes aurora-drift{0%{transform:translate(0,0)}100%{transform:translate(50px,-36px)}}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px;position:relative;z-index:1}
section{position:relative;z-index:1}

/* product mini nav */
.pnav{position:sticky;top:0;left:0;width:100%;z-index:999;padding:13px 0;background:rgba(255,255,255,.9);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);box-shadow:0 4px 20px rgba(15,32,70,.05)}
.pnav-inner{max-width:1120px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;font-size:15px;color:var(--navy);white-space:nowrap}
.logo .mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--gold),var(--gold-light));display:flex;align-items:center;justify-content:center;color:#0f2046;font-size:16px;font-weight:900;flex-shrink:0}
.logo em{color:var(--gold);font-style:normal;font-weight:900}
.logo-img{height:44px;width:auto;display:block;flex-shrink:0}
.logo:hover .logo-img{opacity:.92}
.pnav-links{display:flex;gap:16px;flex-wrap:wrap}
.pnav-links a{color:var(--navy-soft);text-decoration:none;font-size:13.5px;font-weight:500;transition:.2s}
.pnav-links a:hover{color:var(--gold)}
.pnav-home{display:inline-flex;align-items:center;gap:6px;color:var(--navy);text-decoration:none;font-size:13.5px;font-weight:600;padding:8px 16px;border:1px solid var(--border-gold);border-radius:10px;transition:.2s;white-space:nowrap}
.pnav-home:hover{border-color:var(--gold);color:var(--gold-deep)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:6px;padding:12px 26px;border-radius:10px;font-size:14px;font-weight:600;text-decoration:none;transition:.25s;cursor:pointer}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--gold-deep));color:#0f2046;box-shadow:0 4px 20px rgba(201,165,94,.3)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(201,165,94,.4)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{transform:translateY(-2px);box-shadow:0 8px 26px rgba(15,32,70,.25)}
.btn-ghost{background:transparent;border:1px solid var(--border);color:var(--navy)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-deep)}

/* product hero */
.phero{padding:120px 0 54px;text-align:center;position:relative;z-index:1}
.phero::before{content:'';position:absolute;top:-30px;left:50%;transform:translateX(-50%);width:480px;height:300px;background:radial-gradient(circle,var(--accent-glow,rgba(201,165,94,.22)),transparent 70%);opacity:.6;pointer-events:none;z-index:-1}
.hero-guanjia{--accent-glow:rgba(201,165,94,.30)}
.hero-yonyou{--accent-glow:rgba(43,108,176,.26)}
.hero-fenxiang{--accent-glow:rgba(155,44,122,.24)}
.hero-wecom{--accent-glow:rgba(7,193,96,.24)}
.hero-ai-call{--accent-glow:rgba(232,130,12,.24)}
.hero-xunling{--accent-glow:rgba(37,99,235,.26)}
.phero .ptag{display:inline-block;padding:7px 20px;border-radius:50px;font-size:13px;font-weight:600;background:rgba(201,165,94,.12);color:var(--gold-deep);border:1px solid var(--border-gold);margin-bottom:22px}
.phero h1{font-size:clamp(30px,4vw,46px);font-weight:900;line-height:1.18;color:var(--navy);margin-bottom:18px}
.phero h1 em{color:var(--gold);font-style:normal}
.phero .psub{font-size:clamp(15px,1.8vw,18px);color:var(--text-soft);max-width:780px;margin:0 auto 28px;line-height:1.85}
.phero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* section head */
.sec-head{text-align:center;margin-bottom:44px}
.sec-head .eyebrow{display:inline-block;font-size:11px;font-weight:700;letter-spacing:2.5px;text-transform:uppercase;color:var(--gold-deep);margin-bottom:12px}
.sec-head h2{font-size:clamp(24px,3.4vw,36px);font-weight:900;color:var(--navy);margin-bottom:12px;line-height:1.25}
.sec-head p{color:var(--text-soft);max-width:720px;margin:0 auto;font-size:15px;line-height:1.75}
.psection{padding:84px 0}
.psection.alt{background:var(--bg-alt)}

/* overview card */
.ov-box{background:linear-gradient(135deg,rgba(15,32,70,.04),rgba(201,165,94,.07));border:1px solid var(--border);border-radius:var(--r);padding:36px 34px;display:flex;gap:22px;align-items:flex-start;flex-wrap:wrap}
.ov-ico{width:56px;height:56px;border-radius:16px;background:linear-gradient(135deg,var(--gold),var(--gold-light));display:flex;align-items:center;justify-content:center;font-size:28px;flex-shrink:0;color:#0f2046}
.ov-box h3{font-size:19px;color:var(--navy);margin-bottom:10px}
.ov-box p{color:var(--text-soft);font-size:15px;line-height:1.85}
.ov-box strong{color:var(--gold-deep)}

/* module grid */
.mod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.mod{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--r);padding:28px 26px;box-shadow:0 8px 28px rgba(15,32,70,.06);transition:.3s;position:relative;overflow:hidden}
.mod::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--gold),transparent)}
.mod:hover{transform:translateY(-4px);border-color:var(--border-gold);box-shadow:0 14px 38px rgba(15,32,70,.1)}
.mod .mbadge{display:inline-block;padding:4px 13px;border-radius:6px;font-size:11.5px;font-weight:700;background:rgba(201,165,94,.12);color:var(--gold-deep);margin-bottom:14px}
.mod h3{font-size:18px;font-weight:800;color:var(--navy);margin-bottom:10px}
.mod p{font-size:13.5px;color:var(--text-soft);line-height:1.75}
.mod .mtags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.mod .mtags span{padding:4px 11px;border-radius:6px;font-size:11.5px;color:var(--navy-soft);background:var(--card-alt);border:1px solid var(--border)}

/* industries */
.ind-tags{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.ind-tags span{padding:9px 20px;border-radius:24px;font-size:13.5px;color:var(--navy-soft);background:var(--card-bg);border:1px solid var(--border);box-shadow:0 4px 16px rgba(15,32,70,.04)}
.ind-tags span b{color:var(--gold-deep)}
.profile{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:30px}
.profile .pc{background:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:22px 24px}
.profile .pc h4{font-size:15px;color:var(--navy);margin-bottom:8px;font-weight:700}
.profile .pc p{font-size:13.5px;color:var(--text-soft);line-height:1.7}

/* cases */
.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.case{background:var(--card-bg);border:1px solid var(--border);border-radius:var(--r);padding:28px;box-shadow:0 8px 28px rgba(15,32,70,.06);transition:.3s}
.case:hover{transform:translateY(-4px);border-color:var(--border-gold)}
.case .ctop{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.case .cavatar{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-weight:900;font-size:20px;flex-shrink:0}
.case .cname{font-size:16px;font-weight:800;color:var(--navy)}
.case .ctag{font-size:12px;color:var(--gold-deep);font-weight:600}
.case .cmetric{display:inline-block;font-size:13px;color:var(--navy-soft);background:rgba(201,165,94,.1);border:1px solid var(--border-gold);border-radius:8px;padding:6px 12px;margin:0 8px 8px 0}
.case p{font-size:13.5px;color:var(--text-soft);line-height:1.75;margin-top:6px}

/* news */
.news-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.news{background:var(--card-bg);border:1px solid var(--border);border-radius:14px;padding:24px 26px;transition:.25s;border-left:4px solid var(--gold)}
.news:hover{box-shadow:0 14px 36px rgba(15,32,70,.08);transform:translateY(-3px)}
.news .ndate{font-size:12px;color:var(--gold-deep);font-weight:700;margin-bottom:8px}
.news h4{font-size:15.5px;color:var(--navy);font-weight:800;line-height:1.45;margin-bottom:8px}
.news p{font-size:13.5px;color:var(--text-soft);line-height:1.7}
.news .nsrc{font-size:12px;color:var(--text-soft);margin-top:10px;opacity:.85}
.news-note{text-align:center;font-size:12.5px;color:var(--text-soft);margin-top:22px}

/* cross links */
.cross{background:linear-gradient(135deg,rgba(15,32,70,.05),rgba(201,165,94,.1));border:1px solid var(--border-gold);border-radius:20px;padding:40px 36px;text-align:center}
.cross h3{font-size:22px;font-weight:900;color:var(--navy);margin-bottom:8px}
.cross p{font-size:14px;color:var(--text-soft);margin-bottom:24px}
.cross-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px}
.cross-item{background:var(--card-bg);border:1px solid var(--border);border-radius:12px;padding:18px 14px;text-decoration:none;transition:.25s;display:flex;flex-direction:column;align-items:center;gap:6px}
.cross-item:hover{border-color:var(--gold);transform:translateY(-3px);box-shadow:0 10px 26px rgba(15,32,70,.08)}
.cross-item .ci-ico{font-size:24px}
.cross-item .ci-name{font-size:14px;font-weight:700;color:var(--navy)}
.cross-item .ci-sub{font-size:11.5px;color:var(--text-soft)}

/* footer */
.pfooter,.footer{border-top:1px solid var(--border);padding:40px 0 30px;background:var(--bg-alt);position:relative;z-index:1}
.pfooter-inner,.footer-inner{max-width:1120px;margin:0 auto;padding:0 24px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:14px}
.pfooter a,.footer a{color:var(--navy-soft);text-decoration:none;font-size:13px}
.pfooter a:hover,.footer a:hover{color:var(--gold-deep)}
.pfooter .pf-copy,.footer .pf-copy{font-size:12.5px;color:var(--text-soft)}

/* reveal */
.reveal{opacity:0;transform:translateY(26px);transition:.7s cubic-bezier(.16,1,.3,1)}
.reveal.visible{opacity:1;transform:translateY(0)}

.pnav-toggle{display:none;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--border-gold);border-radius:10px;background:transparent;color:var(--navy);font-size:18px;cursor:pointer;transition:.2s}
.pnav-toggle:hover{border-color:var(--gold);color:var(--gold-deep)}
@media(max-width:980px){
  .mod-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid,.news-list,.profile{grid-template-columns:1fr}
  .pnav-toggle{display:inline-flex}
  .pnav-links{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;background:#fff;border-bottom:1px solid var(--border);box-shadow:0 12px 30px rgba(15,32,70,.12);padding:8px 24px 16px}
  .pnav-links.open{display:flex}
  .pnav-links a{padding:12px 0;border-bottom:1px solid var(--border);font-size:15px}
  .pnav-links a:last-child{border-bottom:none}
}
@media(max-width:768px){
  .mod-grid{grid-template-columns:1fr}
  .phero{padding:110px 0 40px}
}