:root{--navy:#0b1d2a;--navy2:#102b3f;--blue:#1677c8;--blue2:#0d5fa5;--accent:#f3a63b;--text:#17222c;--muted:#687782;--line:#e4e9ed;--soft:#f5f8fa;--white:#fff;--max:1240px;--r:14px;--shadow:0 14px 38px rgba(10,28,43,.08)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--text);line-height:1.7;background:#fff}a{color:inherit;text-decoration:none}img{display:block;width:100%;height:auto}.wrap{width:min(calc(100% - 40px),var(--max));margin:auto}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);backdrop-filter:blur(10px);border-bottom:1px solid rgba(0,0,0,.06)}.nav{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand{display:flex;align-items:center;gap:12px}.mark{width:42px;height:42px;border-radius:9px;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:800;font-size:14px}.brand strong{display:block;font-size:18px;line-height:1.1}.brand span{display:block;color:#8b969e;font-size:9px;letter-spacing:1.4px;margin-top:4px}.menu{display:flex;gap:24px;align-items:center}.menu a{font-size:14px;font-weight:650;color:#44515b}.menu a:hover{color:var(--blue)}.navcta{padding:11px 16px;background:var(--blue);border-radius:8px;color:#fff!important}.hero{background:linear-gradient(115deg,#081c29 0%,#12354a 70%,#144d6d 100%);color:#fff}.hero .wrap{padding:84px 0}.crumb{font-size:12px;color:#83909a;padding:16px 0}.crumb a:hover{color:var(--blue)}.hero h1{font-size:clamp(38px,5vw,62px);line-height:1.08;letter-spacing:-1.7px;max-width:900px;margin:14px 0 22px}.hero p{max-width:820px;color:rgba(255,255,255,.76);font-size:18px}.ey{font-size:12px;letter-spacing:1.2px;text-transform:uppercase;color:#8cccf5;font-weight:800}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}.btn{display:inline-flex;min-height:50px;align-items:center;justify-content:center;padding:0 20px;border-radius:8px;font-weight:800;font-size:14px}.btnp{background:var(--blue);color:#fff}.btnp:hover{background:var(--blue2)}.btnw{border:1px solid rgba(255,255,255,.25);color:#fff}.section{padding:88px 0}.soft{background:var(--soft)}.head{max-width:760px;margin-bottom:40px}.head .ey{color:var(--blue)}.head h2{font-size:clamp(30px,4vw,44px);line-height:1.16;margin:10px 0 14px;letter-spacing:-.8px}.head p{color:var(--muted)}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.card{border:1px solid var(--line);border-radius:var(--r);background:#fff;padding:25px}.card h3{font-size:19px;margin-bottom:7px}.card p{color:var(--muted);font-size:14px}.tag{font-size:11px;color:var(--blue);font-weight:800;letter-spacing:.9px;text-transform:uppercase;margin-bottom:7px}.list{display:grid;gap:10px;margin-top:18px}.list li{list-style:none;color:#53616b;font-size:14px;padding-left:16px;position:relative}.list li:before{content:"";position:absolute;left:0;top:.75em;width:6px;height:6px;border-radius:50%;background:#94bed8}.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:54px;align-items:start}.note{background:#eef7fd;border-left:4px solid var(--blue);padding:18px 20px;border-radius:8px;color:#45545f}.table{width:100%;border-collapse:collapse;border:1px solid var(--line);border-radius:12px;overflow:hidden}.table th,.table td{padding:13px 15px;border-bottom:1px solid var(--line);text-align:left;font-size:13px}.table th{background:#f7f9fa;font-weight:800}.table tr:last-child td{border-bottom:0}.cta{background:linear-gradient(120deg,#091e2b,#12435f);color:#fff}.cta .wrap{padding:72px 0}.cta h2{font-size:clamp(30px,4vw,46px);line-height:1.12}.cta p{color:rgba(255,255,255,.72);max-width:760px;margin-top:12px}.footer{background:#071722;color:#fff;padding-top:55px}.footgrid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:35px;padding-bottom:40px}.footer h4{font-size:12px;letter-spacing:1px;text-transform:uppercase;margin-bottom:14px}.footer a,.footer p{display:block;color:rgba(255,255,255,.55);font-size:13px;margin:7px 0}.bottom{border-top:1px solid rgba(255,255,255,.08);padding:18px 0;color:rgba(255,255,255,.4);font-size:12px;display:flex;justify-content:space-between;gap:15px}.quote{display:grid;grid-template-columns:1fr 1fr;gap:15px}.quote input,.quote select,.quote textarea{width:100%;border:1px solid var(--line);border-radius:8px;padding:12px 13px;background:#fff}.quote textarea{min-height:120px;resize:vertical}.quote .full{grid-column:1/-1}.check{display:flex;gap:10px;align-items:flex-start}.check input{width:auto;margin-top:4px}.mobilebar{display:none}
@media(max-width:980px){.menu{display:none}.grid3{grid-template-columns:repeat(2,1fr)}.split{grid-template-columns:1fr}.footgrid{grid-template-columns:repeat(2,1fr)}}@media(max-width:620px){.wrap{width:min(calc(100% - 28px),var(--max))}.hero .wrap{padding:64px 0}.section{padding:65px 0}.grid3,.grid2,.quote{grid-template-columns:1fr}.quote .full{grid-column:auto}.footgrid{grid-template-columns:1fr}.bottom{flex-direction:column}.mobilebar{display:block;position:fixed;bottom:0;left:0;right:0;z-index:60;background:#fff;border-top:1px solid var(--line);padding:10px}.mobilebar a{display:block;text-align:center;background:var(--blue);color:#fff;border-radius:8px;padding:10px;font-weight:800}}

/* ---------------------------------------------------------------------
   以下样式是博客模块和移动端菜单新增的，接在原有站点样式后面。
   原有部分（:root 到 .mobilebar）是静态稿抽出来的，没动。
   ------------------------------------------------------------------- */

/* 移动端菜单按钮：桌面隐藏，980px 以下显示 */
.navtoggle{display:none}

@media(max-width:980px){
  .nav{flex-wrap:wrap;gap:8px}
  .navtoggle{display:inline-grid;place-items:center;width:44px;height:44px;border:1px solid var(--line);border-radius:8px;background:#fff;color:var(--navy);cursor:pointer}
  .navtoggle:active{background:var(--soft)}
  .menu{flex-basis:100%;flex-direction:column;align-items:stretch;gap:0;padding-bottom:14px}
  .menu.open{display:flex}
  .menu.open a{padding:11px 2px;border-bottom:1px solid rgba(11,29,42,.08)}
  .menu.open a:hover{color:var(--navy)}
  .menu.open .navcta{margin-top:10px;border-bottom:0;padding:11px 16px}
}

/* 页脚联系方式 */
.fcontacts{margin-top:16px;padding-top:14px;border-top:1px solid rgba(255,255,255,.12)}
.fcontacts a{margin:7px 0}
.fcontacts a:hover{color:#fff}

/* 文章页窄栏 */
.narrow{max-width:860px}

/* hero 里的文章信息行 */
.hero .artmeta{font-size:15px;margin-top:-8px;color:rgba(255,255,255,.76)}

/* 列表页卡片的日期/阅读时长 */
.pmeta{margin-top:10px;font-size:12.5px;color:#95a2ac;font-weight:650;line-height:1.5}
.card h3 a:hover{color:var(--blue)}

/* 文章正文排版 */
.article{font-size:16.5px;line-height:1.85;color:var(--text)}
.article>p{margin:0 0 16px;color:#31414d}
.article>h2{font-size:26px;line-height:1.25;margin:36px 0 12px;letter-spacing:-.3px}
.article>h3{font-size:21px;line-height:1.3;margin:28px 0 10px}
.article>h4,.article>h5{font-size:18px;margin:22px 0 8px}
.article>a{color:var(--blue);font-weight:650}
.article>a:hover{text-decoration:underline}
.article>ul,.article>ol{margin:0 0 16px;padding-left:22px}
.article>li{margin:7px 0;color:#31414d}
.article blockquote{background:var(--soft);border-left:4px solid var(--blue);padding:16px 20px;border-radius:8px;margin:0 0 16px;color:#45545f}
.article blockquote p{margin:0}
.article blockquote p+p{margin-top:8px}
.article pre{background:var(--navy);color:#dce8f2;padding:18px 20px;border-radius:10px;overflow:auto;margin:0 0 16px;font-size:13.5px;line-height:1.65}
.article code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,"Liberation Mono",monospace;font-size:.9em;background:#eef2f5;border-radius:5px;padding:2px 5px}
.article pre code{background:none;padding:0;color:inherit;font-size:1em}
.article .table{margin:0 0 18px}
.article .table th,.article .table td{padding:11px 13px}
.article img{border-radius:10px;margin:0 0 16px}
.article hr{border:0;border-top:1px solid var(--line);margin:28px 0}
.article strong{font-weight:750}

/* 标签 */
.tags{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:28px;padding-top:22px;border-top:1px solid var(--line)}
.taglab{font-size:11px;letter-spacing:1px;text-transform:uppercase;color:var(--blue);font-weight:800}
.chip{font-size:12px;background:var(--soft);border:1px solid var(--line);color:#4a5862;border-radius:999px;padding:5px 12px}

/* 分页 */
.pager{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:36px}
.pginfo{font-size:13px;color:var(--muted);font-weight:650}

@media(max-width:620px){
  .article{font-size:16px}
  .pager{flex-direction:column;align-items:flex-start}
}
/* 列表页卡片等高，日期行贴底 */
.postcard{display:flex;flex-direction:column}
.postcard .pmeta{margin-top:auto;padding-top:10px}