:root{
  --paper:#f6f1e7;--white:#fffcf5;--ink:#29372f;--muted:#6b7468;--green:#3c5b49;
  --sage:#8d9c7f;--line:#d8d6c4;--gold:#957345;--pink:#ae7e7a;--sidebar:#283f34;
  --panel:#fffcf5;--panel2:#e6eadc;--dim:#6b7468;--ok:#3c5b49;
  --accent:#957345;--shadow:0 16px 48px rgba(43,53,36,.09);
  --head:#2c4636;--head2:#33503f;--body:#3a463c;--body2:#4b594d;
  --green-dark:#32503f;--thead:#395743;--thead-fg:#f4f2e8;
  --row-alt:#f1f2e7;--row-hover:#eef0e2;--tile:#eceadb;
  --tip-bg:#e9efe0;--tip-fg:#3c5b49;--warn-bg:#f6ecdc;--warn-fg:#9a5f1f;
  --info-bg:#e4ecf4;--info-fg:#355a82;
  --side-fg:#dce3d3;--side-fg2:#cfd8c6;--side-on:#ffe4ab;--side-line:#52624f;
  --side-brand:#fdf7e9;--side-sub:#bfc8ae;--side-n:#96a58e
}
/* 主题在此切换：<html data-theme="…">。变量名一致就能整套换皮，页面里不再有写死的颜色。 */
[data-theme="moss"]{
  --paper:#eaece2;--white:#fbfcf6;--ink:#24322a;--muted:#5f6d61;--green:#37654f;
  --sage:#7d9c83;--line:#d2d8c6;--gold:#6d7f45;--sidebar:#233b30;
  --panel2:#e2e8d6;--dim:#5f6d61;--ok:#37654f;
  --head:#1f3a2c;--head2:#2a4c39;--body:#2f3f35;--body2:#405246;
  --green-dark:#2b5341;--thead:#2f5442;--row-alt:#eef1e6;--row-hover:#e7ecdd;
  --tile:#dfe5d3;--tip-bg:#e0ecd8;--tip-fg:#2f5a41;--warn-bg:#f4ead2;
  --warn-fg:#8a6a1f;--info-bg:#dbe8ee;--info-fg:#2c566f
}
[data-theme="night"]{
  --paper:#151a16;--white:#1d241e;--ink:#e3e7d9;--muted:#9aa694;--green:#9ec9a8;
  --sage:#6f8f78;--line:#303a2e;--gold:#c9a86a;--sidebar:#0f130f;
  --panel2:#232b22;--dim:#9aa694;--ok:#9ec9a8;--shadow:0 16px 48px rgba(0,0,0,.35);
  --head:#e8ecdf;--head2:#dde5d4;--body:#cfd6c6;--body2:#c3cbba;
  --green-dark:#b4d9bc;--thead:#2b3a2f;--thead-fg:#e8ecdf;
  --row-alt:#20281f;--row-hover:#263026;--tile:#242c23;
  --tip-bg:#1f2c22;--tip-fg:#a9d3b3;--warn-bg:#2e2717;--warn-fg:#e0bd7c;
  --info-bg:#1c2833;--info-fg:#9fc4e0;
  --side-fg:#c9d3c0;--side-fg2:#bcc7b2;--side-on:#ffe4ab;--side-line:#2c3a2e;
  --side-brand:#f0f3e6;--side-sub:#8d9a86;--side-n:#7d8a76
}
[data-theme="dusk"]{
  --paper:#f2ecf0;--white:#fdfaff;--ink:#332a38;--muted:#6d6373;--green:#5c4a6b;
  --sage:#9b8aa8;--line:#ded2e0;--gold:#9c6b86;--sidebar:#3c3047;
  --panel2:#ebe2ee;--dim:#6d6373;--ok:#5c4a6b;
  --head:#3f3049;--head2:#4d3b58;--body:#453a4b;--body2:#574a5e;
  --green-dark:#4d3d5b;--thead:#4a3a56;--thead-fg:#f6f1f8;--row-alt:#f4eef6;
  --row-hover:#efe7f2;--tile:#e8dfeb;--tip-bg:#eae2f0;--tip-fg:#54426a;
  --warn-bg:#f7ecdf;--warn-fg:#8a5c2a;--info-bg:#e2e8f4;--info-fg:#3d5078
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:24px}
body{margin:0;background:var(--paper);color:var(--ink);
  font:15px/1.85 "Microsoft YaHei","PingFang SC","Hiragino Sans GB",sans-serif;
  -webkit-font-smoothing:antialiased}
a{color:var(--green);text-decoration:none}
a:hover{text-decoration:underline}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
img{max-width:100%}
code{background:var(--panel2);padding:.1em .45em;border-radius:5px;font-size:.86em;
  font-family:Consolas,"SFMono-Regular",monospace}
h1,h2,h3,h4,p,figure{margin:0}
h1,h2,h3,h4{line-height:1.42}
h1,h2{font-family:"Noto Serif SC","Songti SC","SimSun",serif;font-weight:700;letter-spacing:.5px}
::selection{background:var(--sage);color:#fff}
.sidebar{position:fixed;inset:0 auto 0 0;width:232px;background:var(--sidebar);color:#e7e8d9;
  padding:34px 24px;z-index:40;overflow:auto}
.sidebar .brand{display:block;font-family:"Noto Serif SC","SimSun",serif;font-size:25px;
  letter-spacing:3px;line-height:1.5;color:var(--side-brand)}
.sidebar .brand:hover{text-decoration:none}
.sidebar .brand small{display:block;font-family:Arial,sans-serif;font-size:10px;letter-spacing:3px;
  color:var(--side-sub);margin-top:8px;font-weight:400}
.sidebar nav{margin-top:26px;display:flex;flex-direction:column}
.sidebar nav a{display:flex;gap:12px;align-items:baseline;color:var(--side-fg);padding:7px 0;font-size:13.5px}
.sidebar nav a:hover{color:#fff;text-decoration:none}
.sidebar nav a .n{font-size:10px;color:var(--side-n);letter-spacing:1px;min-width:16px;font-family:Georgia,serif}
.sidebar nav a.on{color:var(--side-on)}
.sidebar nav a.on .n{color:var(--gold)}
.sidebar .side-end{border-top:1px solid var(--side-line);margin-top:24px;padding-top:18px;font-size:12px}
.sidebar .side-end a{display:block;color:var(--side-fg2);padding:4px 0}
/* 本页目录（长指南用）：滚动时由 JS 高亮当前小节 */
.toc,.themebox{margin-top:22px;border-top:1px solid var(--side-line);padding-top:16px;font-size:12.5px}
.toc h4,.themebox h4{font-size:10.5px;letter-spacing:2px;color:var(--side-sub);font-weight:700;margin-bottom:8px}
.toc a{display:block;color:var(--side-fg);padding:4px 0;border-left:2px solid transparent;
  padding-left:10px;line-height:1.5}
.toc a:hover{color:#fff;text-decoration:none}
.toc a.toc-3{padding-left:22px;color:var(--side-fg2);font-size:11.5px}
.toc a.on{color:var(--side-on);border-left-color:var(--gold)}
.themes{display:flex;gap:7px;margin-top:12px}
.themes button{width:22px;height:22px;border-radius:50%;border:2px solid transparent;padding:0;
  box-shadow:0 0 0 1px rgba(255,255,255,.28) inset}
.themes button.on{border-color:var(--gold)}
.mobile-top{display:none;align-items:center;gap:14px;background:var(--sidebar);color:#f2f4e8;
  padding:12px 16px;position:sticky;top:0;z-index:30}
.mobile-top .mb{font-family:"Noto Serif SC","SimSun",serif;font-size:17px;letter-spacing:1px;flex:1}
.mobile-top a{color:#e7e8d9;font-size:13px}
.menu-btn{display:none;background:transparent;border:1px solid #5c6d59;color:#f2f4e8;
  width:36px;height:34px;border-radius:7px;font-size:16px}
.scrim{display:none}
main{margin-left:232px;padding:34px 42px 60px;max-width:1360px}
.chapter{max-width:1040px;margin:0 auto 28px;padding:40px 44px;background:var(--white);
  border:1px solid var(--line);border-radius:7px;box-shadow:var(--shadow);overflow:hidden}
.eyebrow,.edition{font-size:11px;letter-spacing:2px;font-weight:700;color:var(--gold)}
.hero{padding:6px 0 10px}
.hero h1{font-family:"Noto Serif SC","SimSun",serif;font-size:52px;line-height:1.22;
  letter-spacing:1px;margin:20px 0 16px;color:var(--head)}
.hero-sub{font-size:18px;font-weight:700;letter-spacing:2px;color:var(--green);margin:4px 0}
.hero-copy{max-width:620px;font-size:16.5px;color:var(--muted);margin-top:12px}
.hero-actions{display:flex;gap:13px;flex-wrap:wrap;margin:24px 0 4px}
.button{display:inline-block;background:var(--green);padding:10px 20px;color:var(--white);
  border-radius:3px;border:0;font-size:13px;font-weight:600}
.button:hover{text-decoration:none;background:var(--green-dark)}
[data-theme="night"] .button{color:#16201a}
.button.subtle{background:var(--panel2);color:var(--green)}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);
  padding-top:22px;margin-top:28px}
.metrics>div{display:flex;flex-direction:column;border-left:1px solid var(--line);padding-left:24px}
.metrics>div:first-child{border:0;padding-left:0}
.metrics b{font-family:Georgia,"Times New Roman",serif;font-size:36px;font-weight:400;
  color:var(--green);line-height:1.2}
.metrics span{font-size:12px;color:var(--muted);margin-top:8px}
.section-head{margin-bottom:24px}
.section-head h2{font-size:33px;margin:8px 0 0;border:0;padding:0;color:var(--head)}
.lead{max-width:820px;color:var(--muted);font-size:16px;margin-top:10px}
.prose{font-size:15.5px;line-height:1.95}
.prose>:first-child{margin-top:0}
.prose h2{font-size:22px;margin:34px 0 14px;padding-bottom:8px;border-bottom:1px solid var(--line);
  color:var(--head2);scroll-margin-top:18px}
.prose h3{font-family:"Microsoft YaHei",sans-serif;font-size:15.5px;font-weight:700;color:var(--gold);
  letter-spacing:.5px;margin:24px 0 8px;scroll-margin-top:18px}
.prose h4{font-size:14.5px;margin:16px 0 6px;color:var(--green)}
.prose p{margin:13px 0;color:var(--body)}
.prose ul,.prose ol{padding-left:22px;margin:10px 0}
.prose li{margin:6px 0}
.prose strong{color:var(--ink)}
.prose blockquote{margin:18px 0;padding:16px 22px;background:var(--panel2);
  border-left:4px solid var(--sage);border-radius:0 4px 4px 0;color:var(--body2);font-size:14px}
.prose hr{border:0;border-top:1px solid var(--line);margin:26px 0}
.prose img{display:block;margin:16px 0;border:1px solid var(--line);border-radius:4px}
.prose a{color:var(--gold);font-weight:600}
.prose .callout{margin:20px 0;padding:16px 20px;border-radius:0 6px 6px 0;
  border-left:4px solid var(--sage);background:var(--panel2)}
.prose .callout>:first-child{margin-top:0}
.prose .callout>:last-child{margin-bottom:0}
.prose .callout-title{font-weight:700;color:var(--green);margin-bottom:6px}
.prose .callout-tip{border-left-color:var(--sage);background:var(--tip-bg)}
.prose .callout-tip .callout-title{color:var(--tip-fg)}
.prose .callout-warn{border-left-color:#c9893f;background:var(--warn-bg)}
.prose .callout-warn .callout-title{color:var(--warn-fg)}
.prose .callout-info{border-left-color:#5b86b3;background:var(--info-bg)}
.prose .callout-info .callout-title{color:var(--info-fg)}
.prose .cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));
  gap:14px;margin:22px 0}
.prose .feat-card{background:var(--white);border:1px solid var(--line);
  border-top:3px solid var(--accent);border-radius:6px;padding:16px 18px}
.prose .feat-card h4{font-family:"Noto Serif SC","SimSun",serif;font-size:15.5px;
  color:var(--head);margin:0 0 6px}
.prose .feat-card p{margin:0;font-size:13.5px;color:var(--body2)}
.prose .metric-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin:24px 0;padding:18px 0}
.prose .metric{display:flex;flex-direction:column;padding:0 20px;border-left:1px solid var(--line)}
.prose .metric:first-child{border-left:0}
.prose .metric b{font-family:Georgia,"Times New Roman",serif;font-size:30px;font-weight:400;
  color:var(--green);line-height:1.2}
.prose .metric span{font-size:12px;color:var(--muted);margin-top:6px}
.prose ol.steps{list-style:none;counter-reset:step;padding-left:0;margin:20px 0}
.prose ol.steps li{counter-increment:step;position:relative;padding:6px 0 6px 44px;
  margin:8px 0;min-height:30px}
.prose ol.steps li::before{content:counter(step);position:absolute;left:0;top:4px;width:28px;
  height:28px;border-radius:50%;background:var(--green);color:var(--white);font-family:Georgia,serif;
  font-size:14px;display:flex;align-items:center;justify-content:center}
[data-theme="night"] .prose ol.steps li::before{color:#16201a}
.prose figure.fig{margin:18px 0}
.prose figure.fig img{display:block;margin:0;border:1px solid var(--line);border-radius:6px}
.prose figure.fig figcaption{margin-top:8px;font-size:13px;color:var(--muted);text-align:center}
.prose .gal-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px;margin:22px 0}
.prose .gal-item{margin:0;background:var(--white);border:1px solid var(--line);border-radius:6px;
  padding:8px;display:flex;flex-direction:column;gap:6px}
.prose .gal-item img{display:block;margin:0;width:100%;aspect-ratio:1/1;object-fit:contain;
  border:0;border-radius:4px;background:var(--tile)}
.prose .gal-item figcaption{font-size:12.5px;color:var(--muted);text-align:center;line-height:1.5}
.prose details.fold{margin:18px 0;border:1px solid var(--line);border-radius:6px;background:var(--white)}
.prose details.fold>summary{cursor:pointer;padding:13px 18px;font-weight:700;color:var(--green);
  list-style:none;position:relative;padding-right:42px}
.prose details.fold>summary::-webkit-details-marker{display:none}
.prose details.fold>summary::after{content:"＋";position:absolute;right:18px;top:50%;
  transform:translateY(-50%);color:var(--muted);font-weight:400}
.prose details.fold[open]>summary{border-bottom:1px solid var(--line)}
.prose details.fold[open]>summary::after{content:"−"}
.prose .fold-body{padding:6px 18px 14px}
.prose .cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:22px;margin:22px 0}
.prose .cols>.col{min-width:0}
.prose .cols>.col>:first-child{margin-top:0}
.prose .code-blk{margin:18px 0;border:1px solid #2b3a30;border-radius:6px;overflow:hidden;background:#1e2620}
.prose .code-blk .code-lang{display:block;padding:6px 14px;font-size:11px;letter-spacing:1px;
  color:#9fb3a4;background:#16201a;font-family:Consolas,monospace;text-transform:uppercase}
.prose .code-blk pre{margin:0;padding:14px 16px;overflow:auto}
.prose .code-blk code{background:none;padding:0;color:#e8e6d8;font-size:13px;line-height:1.7}
.table-wrap{overflow:auto;margin:18px 0;border-radius:5px;border:1px solid var(--line)}
table{width:100%;border-collapse:collapse;font-size:13.5px;background:var(--white);min-width:460px}
th,td{padding:12px 15px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
thead{background:var(--thead);color:var(--thead-fg)}
thead th{font-weight:600;white-space:nowrap;border-bottom:0}
tbody tr:nth-child(even){background:var(--row-alt)}
tbody tr:last-child td{border-bottom:0}
tbody tr:hover td{background:var(--row-hover)}
.note{background:var(--panel2);border:1px solid var(--line);border-left:3px solid var(--sage);
  padding:20px 24px;border-radius:4px}
.note h3{font-family:"Noto Serif SC","SimSun",serif;font-size:17px;margin-bottom:8px}
.note p{font-size:14px;color:var(--body2)}
.grid{display:grid;gap:18px;margin:22px 0}
.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid.three{grid-template-columns:repeat(3,minmax(0,1fr))}
.ribbon{display:flex;gap:18px;align-items:center;background:var(--panel2);border-left:4px solid var(--sage);
  padding:18px 20px;margin:22px 0;font-size:14px;border-radius:0 4px 4px 0}
.ribbon b{white-space:nowrap;color:var(--green)}
.mod-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;margin:26px 0}
.mcard{display:block;background:var(--white);border:1px solid var(--line);
  border-top:4px solid var(--accent);border-radius:5px;padding:26px;box-shadow:var(--shadow);
  transition:transform .15s}
.mcard:hover{transform:translateY(-3px);text-decoration:none}
.mcard small{font-size:11px;letter-spacing:2px;color:var(--gold);font-weight:700}
.mcard h3{font-family:"Noto Serif SC","SimSun",serif;font-size:24px;margin:8px 0 10px;color:var(--head)}
.mcard p{color:var(--muted);font-size:14px}
.mcard .enter{color:var(--green);font-size:13px;font-weight:700;margin-top:16px;display:inline-block}
.catalog-tools{background:var(--panel2);border:1px solid var(--line);padding:20px;border-radius:5px;
  margin:20px 0}
.search-label{display:block;font-size:12px;font-weight:700;color:var(--green)}
input[type=search]{display:block;margin-top:7px;padding:11px 14px;width:100%;border:1px solid var(--line);
  border-radius:3px;color:var(--ink);background:var(--white)}
input[type=search]:focus{outline:none;border-color:var(--green)}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.filters button{background:var(--white);color:var(--body2);border:1px solid var(--line);padding:7px 15px;
  border-radius:3px;font-size:12.5px}
.filters button.on{background:var(--green);color:var(--white);border-color:var(--green)}
[data-theme="night"] .filters button.on{color:#16201a}
.result-count{font-size:12px;color:var(--muted);margin:12px 0 0}
/* 图鉴条目多，列宽自适应：宽屏一行放得下三个，窄屏自动并成一两个。 */
.wiki-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));
  gap:18px;align-items:start}
.wiki-entry{border:1px solid var(--line);background:var(--panel2);border-radius:4px;padding:20px}
.card-top{display:flex;align-items:center;gap:15px;margin-bottom:10px}
.card-top small{color:var(--gold);font-size:10px;letter-spacing:1px;font-weight:700}
.card-top .nm{font-family:"Noto Serif SC","SimSun",serif;font-size:17px;font-weight:700;margin-top:2px}
.card-top .pf{font-size:11px;color:var(--muted);font-family:Consolas,monospace;margin-top:2px}
.item-icon{flex:0 0 58px;width:58px;height:58px;object-fit:contain;background:var(--tile);
  border:1px solid var(--line);border-radius:6px;padding:5px}
/* 条目还没配图时，用名字首字当占位——比一块灰方块更像「这一格有东西」。 */
.item-icon-none{display:flex;align-items:center;justify-content:center;border-style:dashed;
  font-family:"Noto Serif SC","SimSun",serif;font-size:22px;color:var(--sage)}
.wiki-entry .ds{font-size:13px;color:var(--body2);white-space:pre-line;line-height:1.7}
.empty{padding:22px;background:var(--panel2);border:1px solid var(--line);border-radius:4px;
  margin-top:14px;color:var(--muted)}
header.top{background:var(--sidebar);color:#f2f4e8;position:sticky;top:0;z-index:30}
header.top .wrap{display:flex;align-items:center;gap:16px;height:58px}
header.top .brand{font-family:"Noto Serif SC","SimSun",serif;font-size:19px;letter-spacing:1px;color:var(--side-brand)}
header.top .brand:hover{text-decoration:none}
header.top nav{display:flex;gap:14px;flex:1}
header.top nav a{color:var(--side-fg);font-size:14px}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin:18px 0}
select,textarea,.wrap input[type=text],.wrap input[type=password]{background:var(--white);
  color:var(--ink);border:1px solid var(--line);border-radius:7px;padding:9px 12px}
.lede{font-size:16px;color:var(--muted);margin:4px 0 22px;max-width:820px}
.pg,.pg2{border:1px solid var(--line);border-radius:8px;padding:8px 16px;font-size:14px;font-weight:600}
.danger{color:#a8443f}
.top-link{position:fixed;right:22px;bottom:20px;border:1px solid var(--line);background:var(--white);
  color:var(--green);padding:7px 16px;border-radius:25px;font-size:12px;z-index:35;box-shadow:var(--shadow)}
/* 上一篇 / 下一篇：长指南翻页的两颗按钮 */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:14px;max-width:1040px;margin:0 auto 28px}
.pager a{display:block;padding:16px 20px;background:var(--white);border:1px solid var(--line);
  border-radius:7px;box-shadow:var(--shadow)}
.pager a:hover{text-decoration:none;border-color:var(--sage)}
.pager a small{display:block;font-size:11px;letter-spacing:1px;color:var(--muted);margin-bottom:4px}
.pager a b{font-size:15px;color:var(--green)}
.pager a.next{text-align:right;grid-column:2}
footer{margin-top:30px;padding-top:22px;border-top:1px solid var(--line);font-size:12px;
  color:var(--muted);text-align:center;max-width:1040px;margin-left:auto;margin-right:auto}
footer b{font-family:"Noto Serif SC","SimSun",serif;font-size:15px;color:var(--green)}
.feedback{max-width:1040px;margin:0 auto 28px;padding:24px 28px;background:var(--white);
  border:1px solid var(--line);border-radius:7px;box-shadow:var(--shadow)}
.feedback h3{font-family:"Noto Serif SC","SimSun",serif;font-size:18px;color:var(--head);margin-bottom:6px}
.feedback p{color:var(--muted);font-size:14px;margin-bottom:10px}
.feedback textarea{width:100%;min-height:96px;background:var(--white);color:var(--ink);
  border:1px solid var(--line);border-radius:6px;padding:11px 13px;font:inherit;font-size:14.5px;resize:vertical}
.fb-row{display:flex;align-items:center;gap:12px;margin-top:10px}
.fb-row #fb-msg{font-size:13px;color:var(--green)}
/* —— 读长文的三件小工具：进度条、图放大、标题锚点 —— */
.progress{position:fixed;top:0;left:0;height:3px;width:0;background:var(--gold);z-index:60;
  transition:width .12s linear;pointer-events:none}
.prose img.zoomable,img.item-icon.zoomable{cursor:zoom-in}
.lightbox{position:fixed;inset:0;z-index:70;background:rgba(18,22,16,.9);
  display:flex;align-items:center;justify-content:center;padding:26px}
.lightbox[hidden]{display:none}
.lightbox img{max-width:100%;max-height:100%;border-radius:6px;background:var(--tile);
  box-shadow:0 24px 60px rgba(0,0,0,.5)}
.lightbox .lb-close{position:absolute;top:8px;right:14px;background:transparent;border:0;
  color:#f2f4e8;font-size:30px;line-height:1;padding:6px 10px}
.lightbox .lb-close:hover{color:#fff}
/* 标题锚点：平时藏起来不打扰阅读，鼠标移上去才出现，点一下复制这一节的网址。 */
.prose h2,.prose h3{position:relative}
.prose .anchor{margin-left:.4em;font-family:Consolas,monospace;font-size:.78em;font-weight:400;
  color:var(--sage);opacity:0;transition:opacity .12s}
.prose .anchor::after{content:"#"}
.prose .anchor:hover{opacity:1;text-decoration:none}
.prose h2:hover .anchor,.prose h3:hover .anchor,.prose .anchor:focus-visible{opacity:1}
.prose .anchor.copied{opacity:1;color:var(--green);font-family:inherit;font-size:12px}
.prose .anchor.copied::after{content:"已复制"}
/* 键盘操作也要看得见焦点；鼠标点击则不弹圈。 */
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
input[type=search]:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .sidebar,.mcard,.prose .anchor,.progress{transition:none}
}
@media(max-width:1080px){
  .sidebar{width:200px;padding:28px 18px}
  main{margin-left:200px;padding:26px}
  .chapter{padding:30px 26px}
  .hero h1{font-size:42px}
  .grid.three{grid-template-columns:1fr}
}
@media(max-width:760px){
  .sidebar{width:264px;transform:translateX(-100%);transition:transform .22s;padding-top:60px}
  body.nav-open .sidebar{transform:none}
  body.nav-open .scrim{display:block;position:fixed;inset:0;background:rgba(20,24,18,.45);z-index:35}
  .mobile-top{display:flex}
  .menu-btn{display:block}
  main{margin-left:0;padding:16px 12px 50px}
  .chapter{padding:22px 18px;margin-bottom:16px}
  .hero h1{font-size:33px}
  .section-head h2{font-size:26px}
  .metrics{grid-template-columns:repeat(2,1fr);gap:14px 0}
  .metrics>div{padding-left:16px}
  .metrics b{font-size:28px}
  .grid.two,.wiki-grid{grid-template-columns:1fr}
  .table-wrap{margin-left:-4px;margin-right:-4px}
  th,td{padding:9px 8px;font-size:12px}
  .top-link{right:12px;bottom:12px}
  .pager{grid-template-columns:1fr}
  .pager a.next{text-align:left;grid-column:1}
  /* 分类按钮多的时候横着划，别把工具栏撑成三层高。 */
  .filters{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch}
  .filters button{flex:0 0 auto;white-space:nowrap}
}
@media print{
  .sidebar,.mobile-top,.top-link,.scrim,.pager,.feedback,.progress,.lightbox{display:none}
  main{margin:0;padding:0}
  .chapter{box-shadow:none;border:0;padding:0}
  .prose .anchor{display:none}
}