@font-face{font-family:WenKai;src:url('fonts/guide-wenkai.ttf') format('truetype');font-display:swap}
[hidden]{display:none!important}
.folder-example{display:flex;align-items:center;max-width:1080px;background:var(--panel)}.folder-example .image-button{flex:0 0 200px;width:200px;margin:20px;background:#fff;border:1px solid var(--line);border-radius:4px;padding:16px}.folder-example .image-button img{width:160px;height:94px;object-fit:contain;margin:auto}.folder-example figcaption{flex:1;border-top:0;padding:20px 24px 20px 0;background:transparent}.folder-example h2{font:600 16px/1.6 "Microsoft YaHei UI","Microsoft YaHei",sans-serif;margin:0 0 8px;color:var(--ink)}.folder-example p{font-size:13px;line-height:1.9;color:var(--muted);margin:6px 0}.light .nav-group>p,.light .sidebar-foot,.light .hero-meta{color:#59675f}
@media(max-width:760px){.folder-example{display:block}.folder-example .image-button{width:200px;margin:20px auto 8px}.folder-example figcaption{padding:14px 18px 18px}.folder-example h2{font-size:15px}}
:root{color-scheme:dark;--bg:#111416;--panel:#181c1e;--paper:#15191b;--ink:#e4e1d8;--muted:#a8b0af;--line:#343b3c;--accent:#c7ad7b;--link:#d7c197;--soft:#242b2c;--warn:#b36b54}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:26px}body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.9 "Microsoft YaHei UI","Microsoft YaHei","Noto Sans CJK SC",sans-serif}a{color:var(--link);text-underline-offset:4px}button,input{font:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:4px}button{color:var(--ink);background:transparent;border:1px solid var(--line);border-radius:5px;padding:6px 13px}button:hover{border-color:var(--accent)}.skip{position:fixed;top:-70px;left:20px;z-index:100;background:var(--panel);padding:12px}.skip:focus{top:12px}.sidebar{position:fixed;inset:0 auto 0 0;width:278px;padding:32px 22px 18px;background:#171b1d;border-right:1px solid var(--line);display:flex;flex-direction:column;z-index:20}.brand{display:flex;align-items:center;gap:13px;text-decoration:none;font-family:WenKai,serif;font-size:27px;letter-spacing:1px;color:var(--ink);line-height:1.4;margin:0 6px 26px}.brand-mark{font-family:serif;font-size:35px;color:var(--accent)}.brand small{display:block;font:12px/1.7 "Microsoft YaHei UI",sans-serif;letter-spacing:3px;color:var(--muted);margin-top:5px}.search{display:flex;align-items:center;gap:8px;border:1px solid #414748;border-radius:5px;padding:7px 10px;background:#111618}.search input{width:100%;min-width:0;background:transparent;border:0;color:var(--ink);font-size:12px;outline:0}.search kbd{font-size:11px;color:var(--muted)}#search-status{font-size:11px;color:var(--accent);min-height:22px}.sidebar nav{overflow:auto;padding-right:7px;scrollbar-width:thin;scrollbar-color:#555f5d transparent}.nav-group{margin-bottom:19px}.nav-group>p{font-size:11px;letter-spacing:1px;color:#848f8c;margin:0 8px 6px}.nav-group a{display:block;border-left:2px solid transparent;padding:5px 11px;margin:1px 0;text-decoration:none;color:#bac1bc;font-size:12px;line-height:1.7}.nav-group a:hover,.nav-group a.active{background:#2d302a;border-left-color:var(--accent);color:#efe5ce}.sidebar-foot{border-top:1px solid var(--line);padding:16px 8px 0;display:grid;color:#88938e;font-size:10px;gap:2px;margin-top:12px}.author{font-family:WenKai,serif;font-size:20px;color:var(--accent)}main{margin-left:278px;padding:0 52px;max-width:1550px}.topbar{height:74px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);color:var(--muted);font-size:11px}.topbar div{display:flex;gap:8px}.topbar button{font-size:11px}.hero{padding:65px 0 40px;position:relative;border-bottom:1px solid var(--line);background:radial-gradient(ellipse at 88% 30%,#2b333330,transparent 65%)}.eyebrow{letter-spacing:3px;font-size:10px;color:var(--accent)}h1{font:48px/1.35 WenKai,serif;font-weight:400;margin:21px 0 17px;letter-spacing:2px}.hero>p{color:var(--muted);font-size:15px}.hero-actions{display:flex;align-items:center;flex-wrap:wrap;gap:22px;margin:28px 0 32px;font-size:12px}.hero-actions a{text-decoration:none}.primary{display:flex;gap:25px;background:#7d2d3b;border:1px solid #a3545f;border-radius:5px;color:#fff1dd;padding:10px 19px}.hero-meta{display:flex;flex-wrap:wrap;gap:18px;color:#8d9993;font-size:11px}.hero-meta span+span:before{content:"·";margin-right:18px;color:var(--accent)}.reading-note{display:flex;gap:18px;border:1px solid var(--line);background:var(--panel);padding:16px 20px;margin:28px 0 14px;font-size:12px;line-height:1.9}.reading-note b{color:var(--accent);flex-shrink:0}.reading-note span{color:var(--muted)}.chapter{padding:55px 0 40px;border-bottom:1px solid var(--line);max-width:1080px;scroll-margin-top:22px}.chapter-head{display:flex;align-items:flex-start;gap:16px;margin-bottom:30px}.chapter-no{color:var(--accent);font-family:WenKai,serif;font-size:27px;line-height:1.4}.chapter h2{font:30px/1.45 WenKai,serif;margin:0 0 8px;font-weight:400;letter-spacing:.4px}.chapter-head p{font-size:13px;line-height:1.8;margin:0;color:var(--muted)}.permalink{margin-left:auto;text-decoration:none;font-size:18px;color:#64716b}.chapter p{margin:16px 0 21px}.chapter h3{font-size:19px;line-height:1.6;letter-spacing:.3px;margin:34px 0 18px;color:#ddd4c0}.note{border-left:3px solid var(--accent);padding:16px 22px;background:var(--panel);margin:25px 0;line-height:1.9;font-size:14px}.note strong{font-size:15px;color:var(--accent)}.note p{margin:7px 0 0}.note.warn{border-color:var(--warn);background:#30232180}.note.warn strong{color:#e4ab95}.table-wrap{overflow:auto;margin:22px 0 28px;border:1px solid var(--line);border-radius:6px}table{border-collapse:collapse;width:100%;font-size:13px;line-height:1.85}th{text-align:left;background:#252b2b;color:#e1d6be;font-weight:500;font-size:12px;white-space:nowrap}th,td{padding:14px 17px;vertical-align:top;border-bottom:1px solid var(--line);border-right:1px solid #343b3c88}tr:last-child td{border-bottom:0}td:first-child{font-weight:500;color:#d8c8a6;min-width:145px;width:22%}td:last-child{border-right:0}td .subtle{color:var(--muted)}tr:hover td{background:#c6ae7b06}code{font:12px/1.8 Consolas,"Microsoft YaHei UI",monospace;background:#2b3232;border:1px solid #424b48;padding:2px 5px;border-radius:3px;overflow-wrap:anywhere}.steps{list-style:none;padding:0;counter-reset:step;margin:25px 0}.steps li{position:relative;counter-increment:step;padding:13px 0 18px 47px;border-bottom:1px dashed var(--line);font-size:14px}.steps li:before{content:counter(step,decimal-leading-zero);position:absolute;left:0;top:13px;color:var(--accent);font-family:WenKai,serif;font-size:22px}ul{padding-left:23px;font-size:14px}li{padding-left:3px;margin-bottom:11px}figure{margin:27px 0;border:1px solid var(--line);border-radius:7px;overflow:hidden;background:#0e1113}.image-button{position:relative;display:block;width:100%;padding:0;border:0;border-radius:0;line-height:0;overflow:hidden;background:#101315}.image-button img{display:block;width:100%;height:auto}.image-button:hover .zoom{opacity:1}.zoom{position:absolute;right:13px;bottom:13px;color:#e4d6b8;border:1px solid #8d7b59;background:#101719d9;border-radius:4px;font-size:10px;line-height:1.6;padding:5px 9px;opacity:.8}.pin{position:absolute;transform:translate(-50%,-50%);width:26px;height:26px;display:grid;place-items:center;background:#d6b97d;color:#201b12;border:2px solid #fff1ce;border-radius:50%;box-shadow:0 1px 6px #0009;font-size:13px;font-weight:700;line-height:1}.pin:after{content:"";position:absolute;inset:-6px;border:1px solid #d6b97d88;border-radius:50%}figcaption{padding:15px 20px;border-top:1px solid var(--line);line-height:1.9;background:var(--panel)}figcaption b{display:block;font-size:13px;color:var(--accent);font-weight:500;margin-bottom:4px}figcaption span{display:block;font-size:12px;color:var(--muted)}.focus-frame{position:relative;width:100%;overflow:hidden;background:#111416}.focus-frame img{position:absolute;max-width:none;height:auto}.focus-figure{border-color:#7a6b4d}.gallery{border:1px solid var(--line);border-radius:6px;margin:22px 0;background:var(--panel)}.gallery summary{cursor:pointer;padding:15px 18px;font-size:13px;color:var(--accent)}.gallery summary span{float:right;font-size:10px;color:var(--muted)}.gallery[open] summary{border-bottom:1px solid var(--line)}.gallery figure{margin:18px}.footer{padding:55px 0 40px;font-size:12px;color:var(--muted)}.footer>div{font-family:WenKai,serif;font-size:23px;color:var(--accent)}.footer span{font-family:"Microsoft YaHei UI",sans-serif;font-size:12px;margin-left:16px}.footer a{font-size:12px}#no-results{border:1px solid var(--line);padding:24px;color:var(--accent)}.mobile-bar{display:none}dialog{border:1px solid #7f735d;background:#101416;color:#e4e0d5;padding:0;width:min(96vw,1740px);max-width:96vw;max-height:94vh;border-radius:7px}dialog::backdrop{background:#05090be8}.lightbox-bar{display:flex;align-items:center;gap:12px;padding:12px 16px;position:sticky;top:0;background:#1c2425;z-index:2;font-size:12px}.lightbox-bar>span{margin-right:auto}.lightbox-bar a{font-size:12px}.lightbox-stage{overflow:auto;max-height:82vh}.lightbox-stage img{display:block;width:100%;height:auto}.lightbox-stage.original img{width:auto;max-width:none}mark{background:#ceac61;color:#171a16;padding:0 2px}.light{color-scheme:light;--bg:#f5f3eb;--panel:#eeeee7;--paper:#faf8f0;--ink:#282e2d;--muted:#5a6762;--line:#d0d6cc;--accent:#78613b;--link:#6a512b;--soft:#e7e9df}.light .sidebar{background:#e9ece5}.light .search{background:#f4f6ef;border-color:#c2cabc}.light .nav-group a{color:#3f5049}.light .nav-group a.active,.light .nav-group a:hover{background:#dce1d4;color:#2f372c}.light .chapter h3{color:#4e4b38}.light th{background:#e0e5d8;color:#3c482c}.light td:first-child{color:#5f502b}.light code{background:#e7ebdf;border-color:#cbd1c0}.light .note.warn{background:#f4e4d7}.light .note.warn strong{color:#884631}.light .hero{background:radial-gradient(ellipse at 88% 30%,#d7dfd680,transparent 65%)}
@media(min-width:1700px){main{padding-left:80px;padding-right:80px}}@media(max-width:1050px){.sidebar{width:244px;padding-left:15px;padding-right:15px}main{margin-left:244px;padding:0 26px}h1{font-size:40px}.chapter h2{font-size:26px}td,th{padding:11px 12px}}@media(max-width:760px){body{font-size:15px}.sidebar{transform:translateX(-100%);transition:transform .15s;width:280px;top:55px;box-shadow:15px 0 50px #0008}.sidebar.open{transform:none}main{margin-left:0;padding:0 19px}.mobile-bar{display:flex;position:sticky;top:0;height:55px;align-items:center;justify-content:space-between;padding:8px 15px;background:var(--panel);border-bottom:1px solid var(--line);z-index:30;font-size:11px}.mobile-bar button{font-size:12px;padding:4px 8px}.topbar{height:55px;font-size:10px}.topbar div .theme-button{display:none}.hero{padding:36px 0 26px}h1{font-size:35px;letter-spacing:0}.hero>p{font-size:13px}.hero-actions{gap:15px;font-size:11px;margin-top:24px}.hero-meta{font-size:10px;gap:8px}.hero-meta span+span:before{margin-right:8px}.reading-note{display:block;padding:14px;font-size:12px}.reading-note b{display:block;margin-bottom:5px}.chapter{padding:34px 0 25px;scroll-margin-top:70px}.chapter-head{gap:10px;margin-bottom:22px}.chapter h2{font-size:24px}.chapter-head p{font-size:12px}.chapter-no{font-size:23px}.note{padding:14px 16px;font-size:13px}.note strong{font-size:14px}.table-wrap{margin:20px -2px}table{font-size:12px;min-width:520px}td,th{padding:11px}td:first-child{min-width:120px}.steps li{font-size:13px;padding-left:38px}.steps li:before{font-size:20px}figure{margin:23px -2px}figcaption{padding:12px 14px}figcaption b{font-size:12px}figcaption span{font-size:11px}.pin{width:20px;height:20px;font-size:10px;border-width:1px}.pin:after{inset:-4px}.zoom{font-size:9px;right:7px;bottom:7px;padding:3px 6px}.gallery figure{margin:12px}.gallery summary{font-size:12px;padding:13px 14px}.gallery summary span{float:none;display:block;margin:4px 0 0 17px}.lightbox-bar{gap:8px;padding:9px;font-size:10px;flex-wrap:wrap}.lightbox-bar>span{width:100%;font-size:11px}.lightbox-bar button{font-size:11px;padding:4px 9px}.lightbox-stage{max-height:78vh}.footer{padding:38px 0 28px}html{scroll-padding-top:70px}}
@media print{html{scroll-behavior:auto}body{background:#fff;color:#111;font-size:11pt}.sidebar,.mobile-bar,.topbar,.hero-actions,.zoom,.permalink,.footer a{display:none!important}main{margin:0;padding:0;max-width:none}.hero{padding:20px 0}.hero h1{font-size:28pt}.chapter{padding:20px 0;break-inside:auto}.chapter h2{font-size:20pt;color:#111}.note,.reading-note,figcaption,.gallery,th{background:#f2f2ec!important;color:#222!important}table,td,th{color:#111!important;font-size:10pt}td:first-child{color:#333}.table-wrap{overflow:visible}figure{break-inside:avoid;max-width:100%}figure img{max-height:19cm;object-fit:contain}.gallery>summary{display:none}.gallery{border:0}.note{break-inside:avoid}.pin{print-color-adjust:exact}.chapter-head{break-after:avoid}a{color:#333}#no-results{display:none!important}section[hidden]{display:block!important}}