:root{
  --navy:#0B1F3A;--navy-2:#0E2A4D;--navy-3:#14355E;
  --gold:#DFB43F;--gold-soft:#E8C766;--gold-deep:#9A7B1C;
  --blue:#1E5EFF;--ink:#10233F;--ink-2:#5A6B85;--ink-3:#8A97AC;
  --line:rgba(16,35,63,.10);--paper:#F5F7FA;--white:#fff;
  --serif:'Noto Serif SC',Georgia,'Songti SC','SimSun',serif;--sans:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:var(--sans);color:var(--ink);background:#fff;line-height:1.6;-webkit-font-smoothing:antialiased;}
a{text-decoration:none;color:inherit;}
img{max-width:100%;}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px;}
.gold{color:var(--gold);}

/* ===== 导航 ===== */
.nav{position:sticky;top:0;z-index:100;background:var(--navy);border-bottom:1px solid rgba(232,199,102,.18);}
.nav-inner{display:flex;align-items:center;gap:26px;height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand-cn{color:#fff;font-family:var(--serif);font-weight:700;font-size:17px;}
.brand-tag{font-size:10px;letter-spacing:.06em;color:var(--gold-soft);border:1px solid rgba(232,199,102,.5);border-radius:999px;padding:2px 8px;margin-top:2px;}
.nav-links{display:flex;align-items:center;gap:18px;margin-left:auto;}
.nav-links a{color:rgba(255,255,255,.82);font-size:14px;transition:color .2s;white-space:nowrap;}
.nav-links a:hover{color:#fff;}
.nav-links a.cur{color:var(--gold-soft);font-weight:700;}
.nav-links a.cur::after{content:'';display:block;height:2px;width:100%;background:var(--gold);border-radius:2px;margin-top:3px;}
.nav-ctas{display:flex;align-items:center;gap:8px;}
.nav-cta{background:var(--gold);color:#1a1403!important;font-weight:700;padding:8px 14px;border-radius:6px;font-size:13px;white-space:nowrap;transition:background .2s;}
.nav-cta:hover{background:var(--gold-soft);color:#1a1403!important;}
.nav-cta.ghost{background:transparent;border:1px solid rgba(232,199,102,.55);color:var(--gold-soft)!important;}
.nav-cta.ghost:hover{background:rgba(232,199,102,.14);color:#fff!important;}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:0;}
.nav-toggle span{display:block;width:22px;height:2px;background:#fff;margin:5px 0;border-radius:2px;}

/* ===== Hero ===== */
.hero{position:relative;background:linear-gradient(160deg,rgba(11,31,58,.96) 0%,rgba(14,42,77,.9) 55%,rgba(20,53,94,.82) 100%),url('../images/hero-article.jpg') center/cover no-repeat;color:#fff;padding:52px 0 60px;overflow:hidden;}
.hero-deco{position:absolute;right:-60px;top:-40px;width:320px;height:320px;opacity:.05;}
.hero-deco svg{width:100%;height:100%;}
.crumb{font-size:13px;color:rgba(255,255,255,.55);margin-bottom:14px;}
.crumb a{color:rgba(232,199,102,.85);}
.crumb a:hover{color:var(--gold-soft);}
.eyebrow{display:flex;align-items:center;gap:10px;color:var(--gold-soft);font-size:13px;letter-spacing:.14em;font-weight:600;margin-bottom:12px;}
.sign-stroke{width:22px;height:22px;flex:none;}
.hero h1{font-family:var(--serif);font-weight:900;font-size:44px;line-height:1.3;}
.hero .sub{margin-top:14px;color:rgba(255,255,255,.72);font-size:16.5px;max-width:760px;}

/* ===== 主体 ===== */
.main{padding:44px 0 70px;}
.layout{display:flex;gap:34px;align-items:flex-start;}
.layout>div:first-child{flex:1 1 0;min-width:0;}

.article-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:38px 40px;box-shadow:0 10px 30px rgba(11,31,58,.05);}
.article-head{border-bottom:1px solid var(--line);padding-bottom:22px;margin-bottom:26px;}
.article-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:14px;}
.article-meta .tag{font-size:11px;color:var(--blue);border:1px solid rgba(30,94,255,.3);background:rgba(30,94,255,.06);border-radius:999px;padding:2px 10px;}
.article-meta .date{font-size:12px;color:var(--ink-3);}
.article-meta .src{font-size:12px;color:var(--ink-3);}
.article-card h1.article-title{font-family:var(--serif);font-weight:900;font-size:27px;line-height:1.45;color:var(--ink);}
.article-lead{margin-top:12px;font-size:15px;color:var(--ink-2);line-height:1.8;}
.article-body{font-size:15px;color:#2A3441;line-height:1.95;}
.article-body h2{font-family:var(--serif);font-weight:700;font-size:20px;color:var(--navy);margin:30px 0 14px;padding-left:12px;border-left:3px solid var(--gold);}
.article-body h2:first-child{margin-top:0;}
.article-body h3{font-family:var(--serif);font-weight:700;font-size:18px;color:var(--navy);margin:30px 0 12px;padding-left:12px;border-left:3px solid var(--gold);}
.article-body h3:first-child{margin-top:0;}
.article-body p{margin-bottom:14px;}
.article-body b{color:var(--navy);}
.article-body a{color:var(--gold-deep);text-decoration:underline;}
.article-body img{max-width:100%;height:auto;border-radius:10px;margin:6px 0;}
.article-body ul,.article-body ol{margin:0 0 14px 22px;}
.article-body li{margin-bottom:6px;}
.article-body blockquote{margin:0 0 14px;padding:10px 16px;border-left:3px solid var(--gold);background:rgba(223,180,63,.08);color:var(--ink-2);border-radius:0 8px 8px 0;}
.article-body code{background:rgba(11,31,58,.06);border-radius:4px;padding:2px 6px;font-size:.9em;}
.article-body pre{margin:0 0 14px;padding:14px 16px;background:var(--navy);color:#E8EDF5;border-radius:10px;font-family:Consolas,Menlo,monospace;font-size:13px;line-height:1.7;overflow-x:auto;white-space:pre-wrap;}
.article-body pre code{background:none;padding:0;color:inherit;}
.article-body table{max-width:100%;border-collapse:collapse;margin:0 0 14px;font-size:14px;table-layout:fixed;word-break:break-word;box-sizing:border-box;}
.article-body th,.article-body td{border:1px solid #D9E1EC;padding:9px 12px;word-break:break-word;}
.article-body th{background:rgba(11,31,58,.05);font-weight:600;color:var(--navy);}
.article-body hr{border:0;border-top:1px solid #E3E8F0;margin:20px 0;}
.article-note{margin-top:22px;background:rgba(11,31,58,.04);border:1px dashed rgba(223,180,63,.5);border-radius:10px;padding:14px 18px;font-size:13px;color:var(--ink-2);}
.article-note b{color:var(--gold-deep);}

/* 上一篇 / 下一篇 */
.prev-next{display:flex;gap:14px;margin-top:28px;}
.prev-next a{flex:1;background:var(--white);border:1px solid var(--line);border-radius:12px;padding:14px 16px;font-size:13px;color:var(--ink-2);transition:border-color .2s,color .2s;min-width:0;}
.prev-next a:hover{border-color:rgba(223,180,63,.55);color:var(--navy);}
.prev-next a .dir{display:block;font-size:11.5px;color:var(--ink-3);margin-bottom:4px;letter-spacing:.05em;}
.prev-next a .t{font-weight:700;color:var(--ink);overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;}

/* ===== 右侧边栏 ===== */
.side{flex:0 0 330px;width:330px;position:sticky;top:88px;}
.side-box{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 22px;margin-bottom:18px;}
.side-box h3{font-size:14px;font-weight:700;color:var(--navy);display:flex;align-items:center;gap:8px;margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid var(--line);}
.side-box h3 svg{width:18px;height:18px;color:var(--gold);}
.side-search{display:flex;border:1px solid var(--line);border-radius:9px;overflow:hidden;}
.side-search input{flex:1;min-width:0;border:0;outline:0;padding:11px 14px;font-size:13px;font-family:var(--sans);background:transparent;color:var(--ink);}
.side-search button{flex:none;border:0;background:var(--gold);color:#1a1403;padding:0 18px;cursor:pointer;font-weight:700;font-size:14px;font-family:var(--sans);transition:background .2s;}
.side-search button:hover{background:var(--gold-soft);}
.side-hotwords{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px;}
.side-hotwords a{font-size:12px;color:var(--blue);background:rgba(30,94,255,.06);border-radius:999px;padding:3px 10px;transition:background .2s;}
.side-hotwords a:hover{background:rgba(30,94,255,.12);}
.rel-list a{display:block;padding:10px 0;border-bottom:1px solid var(--line);font-size:13px;color:var(--ink-2);line-height:1.5;transition:color .2s;word-break:break-word;}
.rel-list a:last-child{border-bottom:0;padding-bottom:2px;}
.rel-list a:hover{color:var(--blue);}
.rel-list a .cat{display:inline-block;font-size:10.5px;color:var(--gold-deep);background:rgba(223,180,63,.12);border-radius:999px;padding:1px 8px;margin-right:6px;vertical-align:1px;}
.back-faq{display:block;text-align:center;background:rgba(30,94,255,.06);border:1px solid rgba(30,94,255,.25);color:var(--blue);font-weight:700;font-size:14px;border-radius:10px;padding:11px;margin-top:14px;transition:background .2s;}
.back-faq:hover{background:rgba(30,94,255,.12);}

/* 广告位 */
.ad-cta{background:linear-gradient(150deg,var(--navy),var(--navy-2));border:1px solid rgba(232,199,102,.35);border-radius:14px;padding:22px;color:#fff;}
.ad-cta .t2{font-family:var(--serif);font-weight:700;font-size:16px;color:var(--gold-soft);line-height:1.5;}
.ad-cta .d2{font-size:12px;color:rgba(255,255,255,.7);margin-top:6px;}
.btn{display:inline-block;border-radius:8px;font-weight:700;padding:10px 18px;font-size:15px;transition:background .2s;}
.btn-gold{background:var(--gold);color:#1a1403!important;}
.btn-gold:hover{background:var(--gold-soft);}
.ad-cta .btn{margin-top:14px;}
.ad-products{margin-top:14px;border-top:1px dashed rgba(255,255,255,.18);padding-top:14px;}
.ad-products a{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:rgba(255,255,255,.82);padding:7px 0;transition:color .2s;}
.ad-products a:hover{color:var(--gold-soft);}
.ad-products a b{font-family:var(--serif);font-weight:700;font-size:13px;color:var(--gold-soft);}

/* ===== 底部 ===== */
.foot{background:var(--navy);color:rgba(255,255,255,.75);}
.foot-cta{text-align:center;padding:70px 0 54px;border-bottom:1px solid rgba(255,255,255,.08);}
.foot-cta h2{font-family:var(--serif);font-size:29px;font-weight:900;color:#fff;}
.foot-cta p{font-size:15px;color:rgba(255,255,255,.72);margin-top:14px;max-width:640px;margin-left:auto;margin-right:auto;}
.foot-cta .btn{margin-top:30px;}
.foot-main{padding:46px 0 34px;display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:34px;}
.foot h4{color:#fff;font-size:14px;font-weight:700;letter-spacing:1px;margin-bottom:16px;}
.foot ul{list-style:none;display:flex;flex-direction:column;gap:9px;font-size:13px;}
.foot a:hover{color:#fff;}
.foot .f-brand{font-family:var(--serif);font-size:19px;font-weight:900;color:#fff;}
.foot .f-desc{font-size:13px;color:rgba(255,255,255,.62);margin-top:12px;max-width:300px;}
.foot .f-tel{font-family:var(--serif);font-size:24px;font-weight:900;color:var(--gold-soft);margin-top:16px;}
.foot-bottom{text-align:center;padding:20px 0;font-size:12px;color:rgba(255,255,255,.45);border-top:1px solid rgba(255,255,255,.08);}

/* ===== 悬浮按钮 ===== */
.float-bar{position:fixed;right:18px;top:50%;transform:translateY(-50%);z-index:300;display:flex;flex-direction:column;gap:10px;}
.fbtn{position:relative;width:46px;height:46px;border-radius:14px;background:linear-gradient(145deg,#12294A,#0B1F3A);border:1px solid rgba(232,199,102,.4);color:var(--gold-soft);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 8px 22px rgba(11,31,58,.4),inset 0 1px 0 rgba(255,255,255,.08);transition:transform .18s,background .2s,box-shadow .2s,color .2s;padding:0;}
.fbtn svg{width:24px;height:24px;}
.fbtn:hover{background:linear-gradient(145deg,#E8C766,#DFB43F);border-color:transparent;color:#1a1403;transform:translateX(-5px);box-shadow:0 12px 26px rgba(223,180,63,.35);}
.fbtn.gold{background:linear-gradient(145deg,#E8C766,#DFB43F);border-color:transparent;color:#1a1403;}
.fbtn.gold:hover{background:linear-gradient(145deg,#F2D88C,#E8C766);box-shadow:0 12px 26px rgba(223,180,63,.4);transform:translateX(-5px);}
.fbtn .tip{position:absolute;right:58px;top:50%;transform:translateY(-50%);white-space:nowrap;background:#fff;color:var(--ink);font-size:12px;font-weight:600;border:1px solid var(--line);border-radius:8px;padding:6px 12px;opacity:0;pointer-events:none;transition:opacity .2s;box-shadow:0 8px 20px rgba(11,31,58,.14);}
.fbtn .tip::after{content:"";position:absolute;left:100%;top:50%;transform:translateY(-50%);border:5px solid transparent;border-left-color:#fff;}
.fbtn:hover .tip{opacity:1;}
.float-pop{position:fixed;right:74px;top:50%;transform:translateY(-50%);z-index:310;width:230px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 18px 44px rgba(11,31,58,.2);padding:20px;display:none;}
.float-pop.open{display:block;}
.float-pop .p-t{font-size:14px;font-weight:700;display:flex;align-items:center;gap:8px;margin-bottom:10px;}
.float-pop .p-t svg{width:18px;height:18px;color:var(--gold);}
.float-pop .p-c{font-size:13px;color:var(--ink-2);line-height:1.7;text-align:center;}
.float-pop .p-c b{color:var(--ink);font-size:15px;display:block;margin-top:4px;}
.float-pop .p-close{position:absolute;top:10px;right:12px;background:none;border:0;cursor:pointer;color:var(--ink-3);font-size:16px;line-height:1;padding:4px;}
.float-pop .p-qr{width:150px;height:150px;margin:12px auto 2px;border-radius:12px;display:flex;align-items:center;justify-content:center;color:var(--ink-3);font-size:12px;text-align:center;padding:0;}
.float-pop .p-qr img{width:100%;height:100%;object-fit:contain;border-radius:10px;display:block;}

/* 电话弹层：与电话按钮水平对齐 + 图标+号码 */
.float-pop .p-tel{display:flex;flex-direction:column;align-items:center;gap:10px;padding:6px 0 2px;}
.float-pop .p-tel svg{width:38px;height:38px;color:var(--gold);}
.float-pop .p-tel b{font-size:17px;letter-spacing:.5px;}
#popTel{top:calc(50% - 84px);transform:translateY(-50%);}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  .side{flex:0 0 300px;}
  .article-card{padding:28px 26px;}
}
@media (max-width:900px){
  .layout{flex-direction:column;}
  .side{position:static;width:100%;flex:none;display:grid;grid-template-columns:1fr 1fr;gap:16px;}
  .side .side-box{margin-bottom:0;}
  .foot-main{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .nav-links{position:fixed;top:64px;left:0;right:0;background:var(--navy);flex-direction:column;align-items:stretch;padding:18px 24px 26px;gap:14px;display:none;border-bottom:1px solid rgba(255,255,255,.1);}
  .nav-links.open{display:flex;}
  .nav-ctas{flex-wrap:wrap;justify-content:center;width:100%;}
  .nav-cta{text-align:center;}
  .nav-toggle{display:block;}
  .hero h1{font-size:30px;}
  .main{padding:32px 0 50px;}
  .article-card{padding:22px 18px;}
  .article-card h1.article-title{font-size:22px;}
  .article-body{font-size:14.5px;}
  .prev-next{flex-direction:column;}
  .foot-cta h2{font-size:23px;}
  .float-bar{right:10px;gap:8px;}

  #popTel{top:calc(50% - 75px);}
  .fbtn{width:42px;height:42px;border-radius:12px;}
  .float-pop{right:60px;width:200px;}
}
@media (max-width:560px){
  .side{grid-template-columns:1fr;}
  .foot-main{grid-template-columns:1fr;}
}
@media (max-width:768px){
  .hero h1{font-size:30px;}
  .hero .sub{font-size:15px;}
  .foot-cta h2{font-size:23px;}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto;}*{transition:none!important;}}

.cs-modal{position:fixed;inset:0;z-index:700;background:rgba(6,15,30,.9);display:flex;align-items:center;justify-content:center;padding:24px;opacity:0;pointer-events:none;transition:opacity .25s;}
.cs-modal.open{opacity:1;pointer-events:auto;}
.cs-box{position:relative;width:460px;max-width:100%;background:#fff;border-radius:18px;padding:32px 34px 28px;box-shadow:0 24px 80px rgba(0,0,0,.45);}
.cs-close{position:absolute;top:14px;right:16px;width:36px;height:36px;border-radius:50%;border:1px solid var(--line);color:var(--ink-2);font-size:20px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s,color .2s;}
.cs-close:hover{background:#FBE9C8;color:#8A6D14;}
.cs-head{text-align:center;}
.cs-head svg{width:40px;height:40px;background:rgba(223,180,63,.16);border-radius:12px;padding:9px;box-sizing:content-box;}
.cs-head h4{font-family:var(--serif);font-size:21px;font-weight:900;color:var(--ink);margin-top:12px;}
.cs-head p{font-size:13px;color:var(--ink-2);margin-top:6px;}
.cs-qrs{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:24px;}
.cs-qr{text-align:center;}
.qr-ph{aspect-ratio:1;border-radius:12px;display:flex;align-items:center;justify-content:center;color:var(--ink-3);font-size:13px;}
.qr-ph img{width:100%;height:100%;object-fit:contain;border-radius:10px;display:block;}
.cs-qr .qr-l{margin-top:8px;font-size:13px;color:var(--ink-2);}
.cs-tel{margin-top:22px;text-align:center;font-size:14px;color:var(--ink-2);border-radius:10px;padding:12px;}
.cs-tel a{color:var(--blue);font-weight:700;}

/* ===== 截图大图弹层（lightbox）===== */
.lightbox{position:fixed;top:0;left:0;right:0;bottom:0;z-index:600;background:rgba(6,15,30,.9);display:none;align-items:center;justify-content:center;padding:24px;}
.lightbox.open{display:flex;}
.lb-close{position:absolute;top:18px;right:24px;width:44px;height:44px;border-radius:50%;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);color:#fff;font-size:26px;line-height:1;cursor:pointer;z-index:2;display:flex;align-items:center;justify-content:center;transition:background .2s;}
.lb-close:hover{background:rgba(255,255,255,.22);}
.lightbox img{max-width:96%;max-height:92vh;border-radius:12px;box-shadow:0 24px 80px rgba(0,0,0,.5);object-fit:contain;background:#fff;}