:root{--paper:#f5f3ed;--panel:#fffefa;--ink:#252e25;--muted:#73796e;--olive:#515e45;--line:#dedfd4;--soft:#e9eddf;--sand:#ebe5da;--error:#874f3d;--radius:20px;font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--paper);font-synthesis:none}
*{box-sizing:border-box}body{margin:0}button,input,select{font:inherit}a{color:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:wait;opacity:.65}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,[tabindex]:focus-visible{outline:3px solid #9baf77;outline-offset:4px}button{border:0}button:focus:not(:focus-visible),main:focus:not(:focus-visible){outline:none}[hidden]{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;z-index:50;left:16px;top:-90px;background:var(--ink);color:white;padding:15px;border-radius:12px}.skip-link:focus{top:12px}.site-header{height:84px;border-bottom:1px solid var(--line);padding:0 40px;display:flex;align-items:center;justify-content:space-between;background:rgba(245,243,237,.95);position:sticky;top:0;z-index:20;backdrop-filter:blur(16px)}.brand{display:flex;gap:13px;align-items:center;text-decoration:none;font-size:20px;letter-spacing:.8px}.brand strong{font-weight:500;margin-left:5px}.brand-mark{display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--olive);border-radius:13px;color:var(--olive);font-family:Georgia,serif;font-size:25px}.header-actions{display:flex;align-items:center;gap:18px}.private-badge{font-size:12px;color:var(--muted);letter-spacing:1px}.private-badge span{margin-right:5px}.text-button{color:var(--muted);background:transparent;min-height:44px;padding:8px 0}.app-shell{max-width:1500px;margin:auto;display:flex;min-height:calc(100dvh - 84px)}.sidebar{width:235px;flex:0 0 235px;border-right:1px solid var(--line);padding:42px 23px 24px 32px;position:sticky;top:84px;align-self:flex-start;height:calc(100dvh - 84px);overflow:auto}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--muted);font-weight:600;line-height:1.7;margin:0 0 24px}.sidebar nav{display:grid;gap:6px}.sidebar nav a{display:flex;align-items:center;gap:13px;text-decoration:none;min-height:46px;padding:0 13px;border-radius:12px;font-size:14px;color:#5f665b}.sidebar nav a span{font-size:20px;width:22px;text-align:center}.sidebar nav a.active{background:var(--soft);color:var(--olive);font-weight:600}.sidebar nav a:hover{background:#eaece3}.branch-nav{border-top:1px solid var(--line);margin-top:30px;padding-top:23px}.branch-nav .eyebrow{margin-bottom:10px}.branch-nav a{display:block;text-decoration:none;font-size:12px;color:var(--muted);padding:10px 12px;border-radius:8px;line-height:1.5}.branch-nav a:hover{background:var(--sand);color:var(--ink)}.branch-nav a::before{content:"";display:inline-block;background:var(--branch-color,#879773);height:6px;width:6px;border-radius:50%;margin-right:9px}.sidebar-footer{font-size:11px;color:var(--muted);line-height:1.8;margin:40px 12px 0}.sidebar-footer p{margin-top:8px}.status-dot{display:inline-block;width:6px;height:6px;background:#84966f;border-radius:50%;margin-right:7px}.content-column{min-width:0;flex:1}.mobile-nav{display:none}main{padding:48px 54px 40px;min-height:calc(100dvh - 165px)}.page-footer{margin:0 54px;padding:22px 0 28px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;font-size:10px;color:var(--muted);letter-spacing:.6px}.hero{display:flex;align-items:flex-end;justify-content:space-between;gap:26px;margin-bottom:32px}.hero .eyebrow{margin-bottom:13px}.hero h1{font-size:clamp(29px,3vw,42px);line-height:1.35;font-weight:500;letter-spacing:-1px;margin:0}.hero p{font-size:14px;line-height:1.9;color:var(--muted);margin:16px 0 0}.hero-meta{color:var(--muted);font-size:12px;white-space:nowrap;padding-bottom:5px}.hero-meta strong{color:var(--olive);font-size:27px;font-weight:400;display:block;text-align:right;line-height:1.2;margin-bottom:5px}.section-label{display:flex;justify-content:space-between;align-items:center;margin:30px 0 16px}.section-label h2{font-size:14px;font-weight:500;margin:0;letter-spacing:.5px}.section-label a{font-size:12px;color:var(--muted);text-decoration:none;padding:8px 0}.branch-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}.branch-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:24px;position:relative;overflow:hidden;scroll-margin-top:115px}.branch-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--branch-color,#879773)}.branch-card-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px}.branch-card h2{font-size:18px;font-weight:500;margin:0;line-height:1.5}.branch-number{font-size:11px;letter-spacing:1px;color:var(--muted);border:1px solid var(--line);padding:5px 8px;border-radius:7px}.note-links{list-style:none;padding:0;margin:0}.note-links li{border-top:1px solid #eeeee6}.note-links li:first-child{border-top:0}.note-links a{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:45px;padding:9px 0;font-size:13px;line-height:1.65;text-decoration:none}.note-links a span:last-child{color:#a5ac9b;font-size:17px;flex-shrink:0}.note-links a:hover{color:var(--olive)}.empty-label{font-size:12px;color:var(--muted);line-height:1.7}.week-strip{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0 30px}.week-link{display:flex;align-items:center;gap:10px;text-decoration:none;border:1px solid var(--line);border-radius:12px;padding:12px 16px;min-height:48px;font-size:12px;background:#eeede5}.week-link span{color:var(--muted);font-size:10px;letter-spacing:.5px}.week-empty{font-size:11px;color:var(--muted);align-self:center;padding:8px 0}.overview-map{border:1px solid var(--line);background:linear-gradient(120deg,#eef0e7,#f9f8f3);border-radius:var(--radius);padding:20px;overflow:hidden}.map-caption{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:11px;color:var(--muted)}.map-caption a{color:var(--olive);text-decoration:none;min-height:38px;display:flex;align-items:center}.graph-scroll{overflow:auto;overscroll-behavior-x:contain;-webkit-overflow-scrolling:touch}.map-svg{display:block;width:100%;min-width:570px;height:auto;user-select:none}.map-svg .graph-line{stroke:#bac3ad;stroke-width:1.4;fill:none}.map-svg .relation-line{stroke:#829775;stroke-width:1.5;stroke-dasharray:5 5;opacity:.8}.map-svg .graph-node{cursor:pointer}.map-svg .graph-node rect{fill:var(--panel);stroke:#cdd4c2;stroke-width:1}.map-svg .graph-node:hover rect,.map-svg .graph-node:focus-visible rect{fill:#e5eadb;stroke:var(--olive)}.map-svg text{font-family:inherit;font-size:12px;fill:#414d39;pointer-events:none}.map-svg .node-subtitle{font-size:9px;fill:#89917f}.map-svg .central-node rect{fill:var(--olive);stroke:var(--olive)}.map-svg .central-node text{fill:#fffefa}.graph-hint{font-size:11px;color:var(--muted);line-height:1.8;margin:12px 0 0}.toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:22px}.select-wrap{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--muted)}select{background:var(--panel);border:1px solid var(--line);border-radius:10px;color:var(--ink);min-height:44px;padding:0 35px 0 12px;max-width:260px}.file-count{font-size:12px;color:var(--muted)}.file-list{display:grid;gap:10px}.file-row{display:flex;justify-content:space-between;align-items:center;gap:18px;padding:20px 22px;background:var(--panel);border:1px solid var(--line);border-radius:14px;text-decoration:none}.file-row:hover{border-color:#aeba9e;background:#fffffc}.file-row h2{font-size:15px;font-weight:500;line-height:1.6;margin:0}.file-row p{font-size:11px;color:var(--muted);margin:7px 0 0;line-height:1.7;overflow-wrap:anywhere}.file-row .arrow{color:#939d85;font-size:21px}.search-field{display:flex;gap:10px;align-items:center;background:var(--panel);border:1px solid #b8c2aa;border-radius:14px;padding:0 18px;margin:28px 0 20px}.search-field>span{font-size:25px;color:var(--muted)}.search-field input{border:0;background:transparent;color:var(--ink);width:100%;min-height:58px;font-size:16px;outline-offset:-2px}.search-field input::placeholder{color:#9ca392}.search-note{font-size:12px;color:var(--muted);line-height:1.8;margin:0 0 20px}.reader-topbar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:32px}.back-button{display:inline-flex;align-items:center;gap:10px;font-size:13px;color:var(--olive);background:transparent;padding:10px 0;min-height:44px;text-decoration:none}.reader-tag{font-size:10px;letter-spacing:.6px;color:var(--muted);border:1px solid var(--line);border-radius:6px;padding:5px 8px}.reader{max-width:850px;margin:0 auto}.reader-head{padding-bottom:27px;border-bottom:1px solid var(--line);margin-bottom:27px}.reader-head h1{font-size:clamp(25px,3vw,36px);line-height:1.55;font-weight:500;letter-spacing:-.5px;margin:0 0 18px;overflow-wrap:anywhere}.reader-path{font-size:11px;line-height:1.8;color:var(--muted);overflow-wrap:anywhere;margin:0}.reader-meta{display:flex;flex-wrap:wrap;gap:7px 20px;font-size:11px;color:var(--muted);margin-top:12px}.note-body{font-size:15px;line-height:1.95;overflow-wrap:anywhere;color:#3d4539}.note-body h1{font-size:26px;font-weight:550;margin:35px 0 18px}.note-body h2{font-size:21px;font-weight:550;margin:34px 0 16px;padding-top:10px}.note-body h3{font-size:17px;font-weight:550;margin:26px 0 12px}.note-body h4{font-size:15px}.note-body p{margin:0 0 18px}.note-body a{color:#4a6338;text-decoration-color:#a6b592;text-underline-offset:4px}.note-body a:hover{color:#243a16}.note-body ul,.note-body ol{padding-left:24px;margin:0 0 20px}.note-body li{margin:6px 0}.note-body blockquote{margin:22px 0;padding:16px 20px;border-left:3px solid #abb991;background:#eeefe5;border-radius:0 12px 12px 0;color:#626e57}.note-body blockquote p:last-child{margin-bottom:0}.note-body pre{white-space:pre-wrap;overflow-wrap:anywhere;padding:18px;background:#ebece4;border:1px solid #dadfd0;border-radius:12px;font-size:12px;line-height:1.8}.note-body code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#eaede3;padding:2px 4px;border-radius:3px;font-size:.88em}.note-body pre code{padding:0;background:none;font-size:inherit}.note-body table{border-collapse:collapse;display:block;overflow-x:auto;font-size:12px;line-height:1.7;margin:24px 0;width:100%}.note-body th,.note-body td{border:1px solid var(--line);padding:10px 12px;min-width:100px;text-align:left;vertical-align:top}.note-body th{background:var(--soft);font-weight:500}.note-body hr{border:0;border-top:1px solid var(--line);margin:32px 0}.note-body img{max-width:100%;height:auto}.note-body input{pointer-events:none}.note-body .outside-scope,.note-body .unpublished-link{color:var(--muted);font-size:.92em}.note-body .mermaid-placeholder{padding:16px;border:1px dashed var(--line);border-radius:12px;color:var(--muted)}.reader-end{margin-top:38px;border-top:1px solid var(--line);padding-top:22px;font-size:11px;color:var(--muted);line-height:1.9}.auth-screen,.error-screen,.loading-screen{max-width:520px;margin:7vh auto;text-align:center;padding:30px 0}.auth-emblem{font-family:Georgia,serif;color:var(--olive);font-size:55px;width:100px;height:100px;display:grid;place-items:center;border:1px solid #bcc6ad;border-radius:32px;background:var(--soft);margin:0 auto 30px;transform:rotate(-4deg)}.auth-screen .eyebrow{margin-bottom:15px}.auth-screen h1,.error-screen h1{font-size:31px;font-weight:500;line-height:1.4;margin:0 0 20px}.auth-screen>p,.error-screen>p{font-size:14px;line-height:1.9;color:var(--muted);margin-bottom:28px}.primary-button{display:inline-flex;justify-content:center;align-items:center;gap:12px;min-height:52px;padding:14px 26px;border-radius:13px;color:#fffefa;background:var(--olive);font-size:14px;text-decoration:none}.primary-button:hover{background:#3e4a33}.auth-footnote{font-size:11px!important;color:var(--muted);margin:22px 0 0!important}.auth-line{width:50px;border:0;border-top:1px solid var(--line);margin:28px auto}.empty-state{padding:40px 22px;text-align:center;border:1px dashed var(--line);border-radius:16px;color:var(--muted);font-size:13px;line-height:1.9}.error-code{font-size:11px;color:var(--muted);margin-top:18px}.loading-screen p{color:var(--muted);font-size:13px}.loading-dot{display:block;width:10px;height:10px;border-radius:50%;background:var(--olive);margin:0 auto 20px;animation:pulse 1.3s ease-in-out infinite}.noscript{margin:30px;padding:20px;border:1px solid var(--line)}@keyframes pulse{50%{opacity:.2;transform:scale(.8)}}
.preview-notice{border-bottom:1px solid #dcd4c1;background:#efe9dc;color:#766647;padding:11px 24px;font-size:11px;line-height:1.7;text-align:center}
@media(min-width:1300px){.branch-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.branch-card{padding:22px}.branch-card:first-child{grid-column:span 1}}
@media(max-width:1100px){main{padding:36px 32px}.page-footer{margin:0 32px}.sidebar{width:205px;flex-basis:205px;padding-left:23px;padding-right:18px}.site-header{padding:0 26px}.branch-card{padding:21px}.hero h1{font-size:32px}}
@media(max-width:760px){.site-header{height:68px;padding:0 20px}.brand{font-size:18px;gap:10px}.brand-mark{width:34px;height:34px;border-radius:11px;font-size:22px}.private-badge{font-size:10px;letter-spacing:0}.header-actions{gap:14px}.text-button{font-size:12px}.app-shell{min-height:calc(100dvh - 68px)}.sidebar{display:none}.mobile-nav{display:grid;grid-template-columns:repeat(4,1fr);gap:4px;margin:18px 20px 0;padding:4px;background:#eaece2;border-radius:13px}.mobile-nav a{display:grid;place-items:center;min-height:40px;border-radius:10px;text-decoration:none;font-size:12px;color:var(--muted)}.mobile-nav a.active{background:var(--panel);color:var(--olive);box-shadow:0 2px 4px #34402708}main{padding:32px 20px;min-height:calc(100dvh - 240px)}.hero{margin-bottom:25px;gap:16px}.hero h1{font-size:29px;line-height:1.4;letter-spacing:-.7px}.hero p{font-size:12px;margin-top:12px;max-width:285px}.hero .eyebrow{font-size:9px;letter-spacing:1.8px;margin-bottom:12px}.hero-meta{font-size:10px;padding-bottom:5px}.hero-meta strong{font-size:24px}.branch-grid{grid-template-columns:1fr;gap:14px}.branch-card{padding:23px;border-radius:17px;scroll-margin-top:87px}.branch-card h2{font-size:18px}.note-links a{font-size:14px;min-height:48px}.branch-card-head{margin-bottom:13px}.page-footer{margin:0 20px;font-size:9px;line-height:1.7;padding-bottom:calc(24px + env(safe-area-inset-bottom));flex-direction:column;gap:4px}.overview-map{padding:15px;border-radius:17px}.map-caption{font-size:10px}.graph-hint{font-size:10px}.map-svg{min-width:590px}.week-strip{gap:9px;margin:19px 0 26px}.week-link{font-size:12px;padding:12px 13px}.week-link span{font-size:9px}.section-label{margin-top:25px}.toolbar{flex-wrap:wrap;gap:12px}.file-row{padding:18px}.file-row h2{font-size:14px}.file-row p{font-size:10px}.reader-topbar{margin-bottom:19px}.reader-head{padding-bottom:22px;margin-bottom:23px}.reader-head h1{font-size:26px}.note-body{font-size:15px;line-height:1.95}.note-body h2{font-size:20px}.reader-tag{font-size:9px}.reader-path{font-size:10px}.reader-meta{font-size:10px}.auth-screen{margin:5vh auto}.auth-screen h1{font-size:29px}.auth-screen>p{font-size:13px}.auth-emblem{height:86px;width:86px;font-size:47px;border-radius:28px}.auth-screen .primary-button{width:100%;max-width:290px}.search-field{margin-top:22px}.select-wrap{max-width:100%}select{max-width:230px}.reader-end{font-size:10px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}