/* qq1225 · 第十套：双色对撞（普鲁士蓝 + 芥末黄 + 象牙白）
   前六套都是「一个深色主 + 一个点缀」，这次两个饱和色平分权重，靠色块切分版面。 */
:root{
  --pru:#16324f; --pru-2:#1e4266; --pru-3:#2b567f;
  --mus:#e8b62c; --mus-2:#f5cf5e; --mus-dim:#a87f14;
  --ivory:#fbf9f4; --ivory-2:#f3efe4; --ivory-3:#e8e2d1;
  --ln:#ded7c6; --ln-d:#2f5075;
  --tx:#16202b; --tx-2:#586773; --tx-3:#8c9aa5; --tx-inv:#eef3f7;
  --maxw:1160px; --r:0px;
}
*{box-sizing:border-box}
body{margin:0;background:var(--ivory);color:var(--tx);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",-apple-system,sans-serif;
  font-size:15.5px;line-height:1.92;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
@media(max-width:640px){.wrap{padding:0 18px}}

/* 顶栏：蓝底，导航项悬浮变黄块 */
.topbar{background:var(--pru);position:sticky;top:0;z-index:60}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:66px}
.brand{display:flex;align-items:center;gap:12px;font-size:18px;font-weight:800;color:#fff;letter-spacing:.4px}
.brand i{font-style:normal;width:30px;height:30px;background:var(--mus);color:var(--pru);
  display:inline-flex;align-items:center;justify-content:center;font-size:15px;font-weight:900}
.topnav{display:flex;gap:6px;list-style:none;margin:0;padding:0}
.topnav a{color:#a9c0d6;font-size:14px;padding:7px 15px;transition:.16s}
.topnav a:hover,.topnav a.on{background:var(--mus);color:var(--pru);font-weight:700}
@media(max-width:900px){.topnav{display:none}}

/* 首屏：左蓝右黄，斜切分割 */
.hero{background:var(--pru);color:var(--tx-inv);position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:0;top:0;bottom:0;width:44%;
  background:var(--mus);clip-path:polygon(18% 0,100% 0,100% 100%,0 100%)}
@media(max-width:900px){.hero::after{display:none}}
.hero .wrap{display:grid;grid-template-columns:1.02fr .98fr;gap:46px;align-items:center;
  position:relative;z-index:2;padding-top:62px;padding-bottom:66px}
@media(max-width:900px){.hero .wrap{grid-template-columns:1fr;gap:32px;padding-top:46px;padding-bottom:46px}}
.badge{display:inline-block;border:2px solid var(--mus);color:var(--mus);font-size:11px;
  font-weight:800;letter-spacing:2.4px;padding:5px 13px;margin-bottom:20px;text-transform:uppercase}
.hero h1{font-size:clamp(30px,4.3vw,45px);line-height:1.22;margin:0 0 18px;font-weight:800;letter-spacing:-.9px}
.hero h1 em{font-style:normal;color:var(--mus)}
.hero p{color:#b3c8db;font-size:15.8px;line-height:1.98;margin:0 0 28px;max-width:32em}
.btns{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;padding:13px 28px;font-size:14.5px;font-weight:700;transition:.18s}
.btn-a{background:var(--mus);color:var(--pru)}
.btn-a:hover{background:var(--mus-2)}
.btn-b{border:2px solid #4a6f95;color:var(--tx-inv)}
.btn-b:hover{border-color:var(--mus);color:var(--mus)}
.hero-fig{margin:0;position:relative}
.hero-fig img{width:100%;height:auto;display:block;border:6px solid var(--ivory);
  box-shadow:0 20px 46px rgba(10,25,40,.36)}

/* 数据条：黄底蓝字 */
.nums{background:var(--mus)}
.nums .wrap{display:grid;grid-template-columns:repeat(4,1fr)}
@media(max-width:700px){.nums .wrap{grid-template-columns:1fr 1fr}}
.nums div{padding:20px 18px;text-align:center;border-right:2px solid rgba(22,50,79,.14)}
.nums div:last-child{border-right:0}
.nums b{display:block;font-size:26px;color:var(--pru);font-weight:900;font-variant-numeric:tabular-nums;line-height:1.15}
.nums span{font-size:12.5px;color:rgba(22,50,79,.68);font-weight:600}

/* 分区 */
.sec{padding:64px 0}
.sec.alt{background:var(--ivory-2)}
.sec.blue{background:var(--pru);color:var(--tx-inv)}
.sec-head{margin-bottom:36px;max-width:38em}
.sec-head .n{display:inline-block;background:var(--pru);color:var(--mus);font-size:11.5px;
  font-weight:800;letter-spacing:2px;padding:4px 11px;margin-bottom:14px}
.sec.blue .sec-head .n{background:var(--mus);color:var(--pru)}
.sec-head h2{font-size:clamp(22px,2.9vw,30px);margin:0 0 10px;font-weight:800;letter-spacing:-.5px;line-height:1.32}
.sec-head p{color:var(--tx-2);margin:0;font-size:14.6px}
.sec.blue .sec-head p{color:#a9c0d6}

.trio{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:880px){.trio{grid-template-columns:1fr}}
.pane{background:#fff;border-top:5px solid var(--mus);padding:28px 26px 30px;
  box-shadow:0 1px 3px rgba(22,50,79,.06);transition:.2s}
.pane:hover{border-top-color:var(--pru);transform:translateY(-3px);box-shadow:0 12px 30px rgba(22,50,79,.1)}
.pane h3{margin:0 0 11px;font-size:17px;font-weight:800}
.pane p{margin:0 0 11px;color:var(--tx-2);font-size:14.4px;line-height:1.92}
.pane p:last-child{margin:0}
.pane ul{margin:0;padding-left:1.15em;color:var(--tx-2);font-size:14.2px}
.pane li{margin-bottom:6px}
.pane b{color:var(--tx)}

.duo{display:grid;grid-template-columns:1fr 1fr;gap:24px}
@media(max-width:820px){.duo{grid-template-columns:1fr}}
.slab{background:#fff;padding:30px 32px 32px;border-left:5px solid var(--pru)}
.sec.blue .slab{background:rgba(255,255,255,.06);border-left-color:var(--mus);color:var(--tx-inv)}
.slab h3{margin:0 0 13px;font-size:18px;font-weight:800}
.slab p{margin:0 0 13px;color:var(--tx-2);font-size:14.6px;line-height:1.95}
.sec.blue .slab p{color:#b3c8db}
.slab p:last-child{margin:0}
.slab b{color:var(--tx)}
.sec.blue .slab b{color:var(--mus)}

.steps{list-style:none;margin:0;padding:0;counter-reset:s}
.steps li{counter-increment:s;display:grid;grid-template-columns:52px 1fr;gap:18px;
  padding:20px 0;border-bottom:1px solid var(--ln)}
.steps li:last-child{border:0}
.steps li::before{content:counter(s,decimal-leading-zero);font-size:22px;font-weight:900;
  color:var(--mus-dim);font-variant-numeric:tabular-nums;line-height:1.2}
.steps h4{margin:0 0 6px;font-size:16px;font-weight:800}
.steps p{margin:0;color:var(--tx-2);font-size:14.5px;line-height:1.92}

details.qa{background:#fff;border-left:5px solid var(--ivory-3);margin-bottom:10px;transition:border-color .2s}
details.qa[open]{border-left-color:var(--mus)}
details.qa summary{padding:17px 22px;cursor:pointer;font-weight:700;font-size:15.5px;list-style:none;
  display:flex;justify-content:space-between;gap:14px;align-items:center}
details.qa summary::-webkit-details-marker{display:none}
details.qa summary::after{content:"+";color:var(--mus-dim);font-size:19px;font-weight:400;flex:none}
details.qa[open] summary::after{content:"−"}
details.qa .a{padding:0 22px 20px;color:var(--tx-2);font-size:14.5px;line-height:1.98}

.foot{background:var(--pru);color:#9db4c9;padding:46px 0 0;font-size:14px}
.foot .cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;padding-bottom:32px}
@media(max-width:880px){.foot .cols{grid-template-columns:1fr 1fr}}
.foot h4{color:var(--mus);font-size:12px;margin:0 0 14px;font-weight:800;letter-spacing:1.8px;text-transform:uppercase}
.foot ul{list-style:none;margin:0;padding:0}
.foot li{margin-bottom:10px}
.foot a:hover{color:var(--mus-2)}
.foot .bot{border-top:1px solid var(--ln-d);padding:18px 0;text-align:center;font-size:13px;color:#6d879e}

/* 内页 */
.page-hd{background:var(--pru);color:var(--tx-inv);padding:42px 0 44px;
  border-bottom:6px solid var(--mus)}
.crumb{font-size:13px;color:#8fa9c0;margin-bottom:14px}
.crumb a:hover{color:var(--mus)}
.crumb i{font-style:normal;margin:0 8px;color:#4a6f95}
.page-hd .tag{display:inline-block;background:var(--mus);color:var(--pru);padding:3px 12px;
  font-size:12.5px;font-weight:800;margin-bottom:13px}
.page-hd h1{font-size:clamp(23px,3.2vw,33px);line-height:1.4;margin:0;font-weight:800;letter-spacing:-.6px}
.page-hd .meta{margin-top:14px;color:#8fa9c0;font-size:13.5px;display:flex;gap:20px;flex-wrap:wrap}
.shell{display:grid;grid-template-columns:minmax(0,1fr) 258px;gap:44px;max-width:var(--maxw);
  margin:0 auto;padding:44px 28px 64px;align-items:start}
@media(max-width:960px){.shell{grid-template-columns:1fr;gap:34px}}
.post{background:#fff;padding:34px 38px 38px;min-width:0;box-shadow:0 1px 3px rgba(22,50,79,.07)}
@media(max-width:640px){.post{padding:22px 18px 28px}}
.post .cover{margin:0 0 28px;overflow:hidden}
.post .cover img{width:100%;height:auto;display:block}
.post-body{font-size:16px;line-height:2.02;color:#1d2833}
.post-body>*:first-child{margin-top:0}
.post-body p{margin:0 0 19px}
.post-body h2{font-size:20px;font-weight:800;margin:36px 0 14px;letter-spacing:-.3px;line-height:1.45;
  padding-left:14px;border-left:5px solid var(--mus)}
.post-body h3{font-size:17px;font-weight:800;margin:27px 0 11px;color:var(--pru-3)}
.post-body ul,.post-body ol{margin:0 0 19px;padding-left:1.5em}
.post-body li{margin-bottom:8px}
.post-body img{max-width:100%;height:auto;display:block;margin:24px auto}
.post-body figcaption{text-align:center;font-size:13px;color:var(--tx-3);margin-top:9px}
.post-body blockquote{margin:24px 0;padding:18px 22px;background:var(--ivory-2);border-left:5px solid var(--mus);color:var(--tx-2)}
.post-body blockquote p:last-child{margin:0}
.post-body a{color:var(--mus-dim);border-bottom:1px solid rgba(168,127,20,.36)}
.post-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:14.8px}
.post-body th,.post-body td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--ln)}
.post-body th{background:var(--pru);color:var(--mus);font-weight:800}
.side{position:sticky;top:86px;display:flex;flex-direction:column;gap:18px}
@media(max-width:960px){.side{position:static}}
.box{background:#fff;box-shadow:0 1px 3px rgba(22,50,79,.07)}
.box-h{background:var(--pru);color:var(--mus);padding:12px 18px;font-size:12px;font-weight:800;
  letter-spacing:1.6px;text-transform:uppercase}
.box-b{padding:16px 18px 18px}
.side .list{list-style:none;margin:0;padding:0}
.side .list li{padding:10px 0;border-bottom:1px solid var(--ln);font-size:14px;line-height:1.65}
.side .list li:last-child{border:0}
.side .list a:hover{color:var(--mus-dim)}
.side .cats{display:flex;flex-wrap:wrap;gap:7px}
.side .cats a{background:var(--ivory-2);padding:5px 12px;font-size:13px;color:var(--tx-2);transition:.16s}
.side .cats a:hover{background:var(--pru);color:var(--mus)}
.side-cta{background:var(--mus);color:var(--pru);padding:24px}
.side-cta b{display:block;font-size:15.5px;margin-bottom:9px;font-weight:900}
.side-cta p{margin:0 0 16px;font-size:13.6px;color:rgba(22,50,79,.76);line-height:1.85}
.side-cta .btn{padding:9px 18px;font-size:13.5px;background:var(--pru);color:var(--mus)}
.side-cta .btn:hover{background:var(--pru-2)}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:28px}
@media(max-width:640px){.post-nav{grid-template-columns:1fr}}
.post-nav a{background:#fff;padding:16px 20px;border-top:4px solid var(--ivory-3);transition:.18s}
.post-nav a:hover{border-top-color:var(--mus)}
.post-nav small{color:var(--tx-3);font-size:11.5px;letter-spacing:1.4px;text-transform:uppercase;display:block;margin-bottom:7px}
.post-nav b{font-size:14.5px;font-weight:700;line-height:1.65;display:block}
.arch-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:960px){.arch-grid{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.arch-grid{grid-template-columns:1fr}}
.arch-card{background:#fff;display:flex;flex-direction:column;border-top:4px solid var(--ivory-3);
  box-shadow:0 1px 3px rgba(22,50,79,.06);transition:.2s}
.arch-card:hover{border-top-color:var(--mus);transform:translateY(-3px);box-shadow:0 12px 30px rgba(22,50,79,.1)}
.arch-card .thumb{aspect-ratio:16/10;background:var(--ivory-2);overflow:hidden}
.arch-card .thumb img{width:100%;height:100%;object-fit:cover;display:block}
.arch-card .in{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.arch-card .cat{font-size:11.5px;color:var(--mus-dim);letter-spacing:1.4px;margin-bottom:9px;font-weight:800}
.arch-card h3{font-size:15.8px;font-weight:800;line-height:1.6;margin:0 0 10px}
.arch-card p{font-size:13.8px;color:var(--tx-2);line-height:1.88;margin:0 0 14px;flex:1}
.arch-card time{font-size:12.5px;color:var(--tx-3);font-variant-numeric:tabular-nums}
.pager{display:flex;justify-content:center;gap:7px;margin-top:34px;flex-wrap:wrap}
.pager a,.pager span{min-width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  background:#fff;font-size:14px;padding:0 13px;font-variant-numeric:tabular-nums;transition:.16s}
.pager .current{background:var(--pru);color:var(--mus);font-weight:800}
.pager a:hover{background:var(--mus);color:var(--pru)}
.empty{text-align:center;padding:70px 20px;color:var(--tx-2)}
.eyebrow{font-size:11.5px;letter-spacing:2.2px;color:var(--mus-dim);text-transform:uppercase;font-weight:800}

/* ── 2026-08-13 中图 figquote：大引言 + 色块内嵌图（本站独有版式） ── */
.figquote{padding:42px 0;background:var(--pru)}
.figquote.gold{background:var(--mus)}
.figquote blockquote{margin:0 auto 22px;max-width:760px;font-size:clamp(19px,2.5vw,26px);
  line-height:1.5;font-weight:800;letter-spacing:-.5px;color:var(--mus-2);text-align:center}
.figquote.gold blockquote{color:var(--pru)}
.figquote figure{margin:0 auto;max-width:820px}
.figquote img{width:100%;height:auto;display:block;border-radius:2px;
  box-shadow:0 14px 40px rgba(0,0,0,.28)}
.figquote > .wrap > p{max-width:760px;margin:20px auto 0;font-size:14.7px;line-height:2;color:#b9c8d6;text-align:left}
.figquote.gold > .wrap > p{color:#4a3d09}
.figquote > .wrap > p b{color:#fff;font-weight:700}
.figquote.gold > .wrap > p b{color:var(--pru)}
@media(max-width:820px){.figquote{padding:30px 0}}

.cta-top{display:inline-flex;align-items:center;gap:.38em;
 padding:.5em 1.15em;border:1.5px solid currentColor;border-radius:999px;
 font-size:.85rem;font-weight:700;line-height:1.15;white-space:nowrap;
 text-decoration:none;color:var(--mus-2);opacity:.92;transition:opacity .2s,transform .2s}
.cta-top:hover{opacity:1;transform:translateY(-1px)}
.cta-top .dot{width:.42em;height:.42em;border-radius:50%;background:currentColor;
 display:inline-block;flex:none}
@media(max-width:820px){.cta-top{padding:.44em .9em;font-size:.8rem}}
@media(max-width:560px){.cta-top{padding:.4em .78em;font-size:.75rem;gap:.3em}
 .cta-top .dot{width:.36em;height:.36em}}
@media(max-width:380px){.cta-top{padding:.36em .66em;font-size:.72rem}}