:root{color-scheme:dark;font-family:Inter,"Segoe UI",Arial,sans-serif;font-size:16px;--bg:#0d1117;--panel:#121923;--panel-2:#18222e;--line:#263340;--text:#eaf1f5;--muted:#9aabb8;--accent:#63e6ad;--accent-bg:#163b31}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);line-height:1.65}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
button,input{font:inherit}
button{cursor:pointer}
.site-shell{min-height:100vh}
.sidebar{position:fixed;inset:0 auto 0 0;width:258px;z-index:20;display:flex;flex-direction:column;padding:24px 15px;background:var(--panel);border-right:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:12px;padding:3px 12px 34px;color:var(--text);font-size:1.15rem;font-weight:760;letter-spacing:-.025em;white-space:nowrap}
.brand:hover{text-decoration:none}
.brand-mark{display:grid;place-items:center;width:34px;height:34px;border:1px solid #35694f;border-radius:9px;background:var(--accent-bg);color:var(--accent);font-family:Consolas,monospace;font-size:1rem;font-weight:800}
.brand-muted{color:var(--muted);font-weight:500}
.nav-caption,.toc>div{padding:0 12px;margin-bottom:11px;color:#778b99;font-size:.75rem;font-weight:750;letter-spacing:.1em}
.sidebar nav{display:grid;gap:3px}
.nav-link{display:block;padding:10px 12px;border-radius:8px;color:#b7c6d0;font-size:.94rem;font-weight:540;line-height:1.35}
.nav-link:hover{background:var(--panel-2);color:var(--text);text-decoration:none}
.nav-link.active{background:var(--accent-bg);color:#aaf7d2;font-weight:700;box-shadow:inset 3px 0 0 var(--accent)}
.sidebar-note{margin:auto 8px 4px;padding:14px 12px;border-top:1px solid var(--line);color:var(--muted);font-size:.82rem}
.sidebar-note code{display:block;margin-top:6px;color:#cfe5da;font-size:.82rem;white-space:nowrap}
.content-shell{margin-left:258px;min-width:0}
.topbar{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:22px;height:68px;padding:0 32px;background:rgba(13,17,23,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.topbar-title{font-size:.91rem;color:var(--muted);white-space:nowrap}
.search-wrap{position:relative;margin-left:auto;width:min(310px,50vw)}
.search-wrap input{width:100%;height:37px;padding:0 38px 0 13px;background:var(--panel);border:1px solid var(--line);border-radius:8px;outline:none;color:var(--text);font-size:.86rem}
.search-wrap input::placeholder{color:#7e919f}
.search-wrap input:focus{border-color:#5cd39f;box-shadow:0 0 0 3px rgba(99,230,173,.11)}
.search-key{position:absolute;right:10px;top:7px;display:grid;place-items:center;width:22px;height:22px;border:1px solid var(--line);border-radius:5px;color:var(--muted);font-size:.75rem;pointer-events:none}
.search-results{position:absolute;top:44px;right:0;width:min(510px,calc(100vw - 24px));max-height:410px;overflow:auto;background:#17212c;border:1px solid #3b4b59;border-radius:10px;box-shadow:0 18px 50px #0009;padding:6px}
.search-results a{display:block;padding:10px 12px;border-radius:7px;color:var(--text)}
.search-results a:hover,.search-results a:focus{background:#253545;text-decoration:none;outline:none}
.search-results strong{display:block;font-size:.91rem}
.search-results small{display:block;margin-top:3px;color:var(--muted);font-size:.79rem;line-height:1.4}
.search-empty{padding:14px;color:var(--muted);font-size:.88rem}
.reading-layout{display:grid;grid-template-columns:minmax(0,850px) 204px;justify-content:center;gap:52px;padding:42px 40px 72px}
main{min-width:0}
.doc-article{font-size:1rem;line-height:1.72;overflow-wrap:anywhere}
.doc-article h1,.doc-article h2,.doc-article h3{font-weight:730;letter-spacing:-.025em;line-height:1.25;scroll-margin-top:92px}
.doc-article h1{margin:0 0 22px;font-size:2.2rem}
.doc-article h2{margin:43px 0 15px;padding-top:6px;border-top:1px solid var(--line);font-size:1.43rem}
.doc-article h3{margin:28px 0 10px;font-size:1.15rem}
.doc-article p{margin:0 0 17px;color:#c8d5de}
.doc-article strong{color:var(--text);font-weight:700}
.doc-article ul,.doc-article ol{margin:0 0 21px;padding-left:1.55em;color:#c8d5de}
.doc-article li{padding-left:.22em;margin:6px 0}
.doc-article li::marker{color:var(--accent)}
.doc-article blockquote{margin:24px 0;padding:13px 18px;border-left:3px solid var(--accent);border-radius:0 8px 8px 0;background:#14251f;color:#c9e7d8}
.doc-article code,.sidebar-note code{font-family:"Cascadia Code",Consolas,monospace}
.doc-article :not(pre)>code{padding:2px 5px;border:1px solid #2a3a46;border-radius:5px;background:#1a2631;color:#b7eacb;font-size:.87em;word-break:break-word}
.doc-article pre{margin:20px 0 24px;padding:19px 21px;border:1px solid #2a3a46;border-radius:10px;background:#111b25;color:#d8e8ef;overflow:auto;line-height:1.55;font-size:.88rem;tab-size:4}
.doc-article pre code{font-family:"Cascadia Code",Consolas,monospace}
.table-scroll{margin:20px 0 25px;overflow-x:auto;border:1px solid var(--line);border-radius:9px}
table{width:100%;border-collapse:collapse;font-size:.91rem;line-height:1.55}
th,td{padding:11px 14px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
th{background:#19232f;color:#e7f2f5;font-weight:700;white-space:nowrap}
td{color:#c6d5df}
tr:last-child td{border-bottom:0}
tr:hover td{background:#131d27}
.toc{position:sticky;top:110px;align-self:start;max-height:calc(100vh - 140px);overflow:auto;border-left:1px solid var(--line);padding-left:14px}
.toc>div{padding:0;margin-bottom:13px}
.toc a{display:block;padding:7px 0;color:#91a6b4;font-size:.84rem;line-height:1.35}
.toc a:hover{color:var(--accent);text-decoration:none}
.page-nav{display:grid;grid-template-columns:1fr 1fr;gap:15px;margin-top:50px;border-top:1px solid var(--line);padding-top:24px}
.page-nav a{display:flex;flex-direction:column;padding:13px 16px;background:var(--panel);border:1px solid var(--line);border-radius:9px;color:var(--text);font-weight:650;line-height:1.3}
.page-nav a:last-child{text-align:right}
.page-nav a:hover{border-color:#468c6c;text-decoration:none}
.page-nav small{margin-bottom:5px;color:var(--accent);font-size:.7rem;letter-spacing:.09em}
.menu-toggle{display:none;align-items:center;justify-content:center;width:37px;height:37px;border:1px solid var(--line);border-radius:7px;background:var(--panel);color:var(--text)}
.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}
@media(max-width:1160px){.reading-layout{grid-template-columns:minmax(0,850px);padding:38px 48px}.toc{display:none}}
@media(max-width:760px){.sidebar{transform:translateX(-100%);transition:transform .2s ease;box-shadow:18px 0 60px #0008}.sidebar.open{transform:translateX(0)}.mobile-backdrop:not([hidden]){position:fixed;inset:0;z-index:19;background:#0009}.content-shell{margin-left:0}.menu-toggle{display:flex}.topbar{height:62px;padding:0 16px;gap:11px}.topbar-title{font-size:.82rem}.search-wrap{width:min(290px,48vw)}.search-key{display:none}.search-wrap input{padding-right:10px}.reading-layout{padding:26px 22px 58px}.doc-article h1{font-size:1.8rem}.doc-article h2{font-size:1.32rem}.doc-article pre{padding:15px}.sidebar-note{font-size:.79rem}}
@media(max-width:430px){.topbar-title{display:none}.search-wrap{width:calc(100% - 50px)}.page-nav{grid-template-columns:1fr}.page-nav a:last-child{text-align:left}.reading-layout{padding-left:17px;padding-right:17px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.sidebar{transition:none}}