:root{
  --navy:#0f2540; --navy2:#16365c; --gold:#c9a24b; --gold2:#e3c178;
  --ink:#1f2733; --muted:#5b6776; --line:#e6e9ee; --bg:#f7f8fa; --card:#ffffff;
  --red:#c0392b;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);line-height:1.75;font-size:16px}
a{color:var(--navy2);text-decoration:none}
img{max-width:100%}
.wrap{max-width:980px;margin:0 auto;padding:0 18px}
header.site{background:var(--navy);color:#fff;position:sticky;top:0;z-index:20;box-shadow:0 2px 10px rgba(0,0,0,.12)}
.nav{max-width:980px;margin:0 auto;padding:12px 18px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand{font-weight:700;letter-spacing:.5px;color:#fff;font-size:17px;white-space:nowrap}
.brand small{display:block;font-weight:400;font-size:11px;color:var(--gold2);letter-spacing:1px}
.menu{display:flex;gap:18px;flex-wrap:wrap;font-size:15px}
.menu a{color:#dfe6ef}
.menu a:hover,.menu a.active{color:var(--gold2)}
.hero{background:linear-gradient(135deg,var(--navy),var(--navy2));color:#fff;padding:46px 0 40px}
.hero h1{font-size:30px;margin:0 0 12px;line-height:1.35}
.hero p{margin:0 0 18px;color:#cdd7e3;max-width:680px}
.cta{display:inline-flex;align-items:center;gap:8px;background:var(--gold);color:#1a1206;font-weight:700;padding:12px 20px;border-radius:8px;font-size:16px}
.cta:hover{background:var(--gold2)}
.cta.alt{background:#fff;color:var(--navy)}
section{padding:34px 0}
.section-title{font-size:23px;margin:0 0 6px;color:var(--navy)}
.section-sub{color:var(--muted);margin:0 0 20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px;margin-bottom:16px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}
.grid3{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.svc{border:1px solid var(--line);border-radius:10px;padding:16px;background:#fff}
.svc h3{margin:0 0 6px;font-size:17px;color:var(--navy2)}
.svc p{margin:0;color:var(--muted);font-size:14px}
h2{font-size:22px;color:var(--navy);margin:28px 0 10px}
h3{font-size:18px;color:var(--navy2);margin:18px 0 8px}
ul.clean{list-style:none;padding:0;margin:0}
ul.clean li{padding:8px 0 8px 26px;position:relative;border-bottom:1px dashed var(--line)}
ul.clean li:before{content:"▪";color:var(--gold);position:absolute;left:6px;top:8px}
.faq-item{border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin-bottom:12px;background:#fff}
.faq-q{font-weight:700;color:var(--navy);margin:0 0 6px}
.faq-a{margin:0;color:var(--ink)}
.nap{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}
.nap .k{color:var(--muted);font-size:13px}
.nap .v{font-size:17px;font-weight:600;color:var(--navy)}
.btn-call{display:inline-block;background:var(--red);color:#fff;font-weight:700;padding:10px 16px;border-radius:8px;margin-top:6px}
.brc{font-size:13px;color:var(--muted);padding:14px 0 0}
.brc a{color:var(--muted)}
.note{font-size:13px;color:var(--muted);background:#fff;border-left:3px solid var(--gold);padding:10px 14px;border-radius:6px;margin:14px 0}
footer.site{background:var(--navy);color:#cdd7e3;padding:30px 0;font-size:14px;margin-top:20px}
footer.site a{color:var(--gold2)}
footer .wrap{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}
.tag{display:inline-block;background:rgba(201,162,75,.15);color:var(--gold2);border:1px solid rgba(201,162,75,.4);padding:3px 10px;border-radius:999px;font-size:13px;margin:3px 4px 3px 0}
footer .wxqr{width:104px;height:104px;background:#fff;border-radius:8px;padding:6px;margin-top:6px;display:block;box-shadow:0 2px 8px rgba(0,0,0,.18)}
.wx-card{display:flex;gap:22px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px;flex-wrap:wrap}
.wxqr-lg{width:160px;height:160px;border-radius:10px;border:1px solid var(--line);flex-shrink:0}
@media(max-width:600px){.wx-card{flex-direction:column;text-align:center}.wxqr-lg{width:150px;height:150px}}
.tag:hover{background:rgba(201,162,75,.3)}
.article-body img{max-width:100%}
/* 文章分类筛选标签 */
.art-filters{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0 18px}
.fchip{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border:1px solid var(--line);border-radius:999px;font-size:14px;color:var(--navy2);background:#fff}
.fchip span{font-size:12px;color:var(--muted);background:#f0f2f5;border-radius:999px;padding:1px 7px}
.fchip:hover{border-color:var(--gold)}
.fchip.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.fchip.active span{background:rgba(255,255,255,.22);color:#fff}
/* 分页 */
.pager{display:flex;justify-content:center;align-items:center;gap:14px;margin:26px 0 6px;flex-wrap:wrap}
.pager a{display:inline-block;padding:8px 16px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--navy2);font-size:14px}
.pager a:hover{border-color:var(--gold);color:var(--navy)}
.pager-info{color:var(--muted);font-size:14px}
/* 后台文章搜索/分页复用 pager */
/* 右侧悬浮联系窗口 */
.float-contact{position:fixed;right:18px;bottom:96px;z-index:60;display:flex;flex-direction:column;align-items:flex-end;gap:10px}
.fc-toggle{background:linear-gradient(135deg,var(--navy),var(--navy2));color:#fff;border:none;border-radius:12px;padding:10px 12px;font-size:13px;line-height:1.3;cursor:pointer;box-shadow:0 6px 18px rgba(15,37,64,.35);font-weight:700}
.fc-toggle:hover{background:var(--navy2)}
.fc-panel{display:none;width:222px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 10px 30px rgba(0,0,0,.18);padding:14px}
.float-contact.open .fc-panel{display:block}
.fc-head{display:flex;justify-content:space-between;align-items:center;font-weight:700;color:var(--navy);margin-bottom:8px}
.fc-close{border:none;background:none;font-size:20px;line-height:1;color:var(--muted);cursor:pointer;padding:0}
.fc-row{display:flex;gap:10px;align-items:center;padding:9px 0;border-bottom:1px dashed var(--line);text-decoration:none;color:var(--ink)}
.fc-row:last-of-type{border-bottom:none}
.fc-ico{font-size:20px}
.fc-row b{color:var(--navy)}
.fc-row i{font-style:normal;color:var(--muted);font-size:13px}
.fc-wx{width:100%;height:auto;border:1px solid var(--line);border-radius:10px;margin-top:8px}
.fc-top{display:none;align-items:center;justify-content:center;background:#fff;color:var(--navy);border:1px solid var(--line);border-radius:12px;padding:9px 11px;font-size:12px;line-height:1.2;cursor:pointer;box-shadow:0 6px 18px rgba(15,37,64,.25);font-weight:700}
.fc-top.show{display:flex}
.fc-top:hover{background:var(--navy);color:#fff}
.fc-top-ico{font-size:17px;line-height:1}
.fc-top-txt{margin-left:4px}
@media(max-width:600px){.float-contact{display:none}}
.art-cover{width:100%;height:160px;object-fit:cover;border-radius:10px;margin-bottom:12px;background:#eef1f5}
.art-cover-detail{width:100%;max-height:380px;object-fit:cover;border-radius:12px;margin:16px 0}
.article-body pre{background:#0f2540;color:#e3c178;padding:12px;border-radius:8px;overflow:auto}
.article-body code{background:#eef1f5;padding:2px 6px;border-radius:4px;font-size:14px}
label{display:block;font-size:13px;color:var(--muted);margin:10px 0 4px}
@media(max-width:600px){.hero h1{font-size:24px}.menu{gap:12px;font-size:14px}.nav{flex-direction:column;align-items:flex-start}}