:root{
  --bg:#0d0716;--bg-soft:#150c24;--panel:#1a1030;--line:rgba(255,255,255,.09);
  --text:#efe9ff;--muted:#a496c4;--accent:#da00c6;--accent-2:#73cafc;--accent-3:#7a85fa;
  --code-bg:#120a20;--radius:14px;--maxw:820px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);
  font:16px/1.7 "Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  -webkit-font-smoothing:antialiased}
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;
  background:radial-gradient(900px 500px at 12% -10%,rgba(218,0,198,.18),transparent 60%),
             radial-gradient(800px 500px at 90% 0%,rgba(115,202,252,.14),transparent 55%)}
a{color:var(--accent-2);text-decoration:none}
a:hover{text-decoration:underline}
.skip{position:absolute;left:-9999px}
.skip:focus{left:12px;top:12px;background:var(--panel);padding:8px 14px;border-radius:8px;z-index:99}

.layout{display:grid;grid-template-columns:300px minmax(0,1fr);min-height:100vh}
.sidebar{position:sticky;top:0;height:100vh;overflow-y:auto;padding:22px 14px 40px;
  background:rgba(12,7,22,.86);border-right:1px solid var(--line);backdrop-filter:blur(8px)}
.sidebar::-webkit-scrollbar{width:8px}
.sidebar::-webkit-scrollbar-thumb{background:rgba(255,255,255,.12);border-radius:8px}
.brand{display:flex;align-items:center;gap:10px;margin:4px 8px 18px;color:var(--text)}
.brand:hover{text-decoration:none}
.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--accent),var(--accent-3));font-weight:800;font-size:13px;
  letter-spacing:.5px}
.brand-text{display:flex;flex-direction:column;font-weight:700;line-height:1.15}
.brand-text small{font-weight:500;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.nav-filter{width:calc(100% - 16px);margin:0 8px 14px;padding:8px 11px;border-radius:10px;
  border:1px solid var(--line);background:var(--bg-soft);color:var(--text);font-size:13px}
.nav-filter::placeholder{color:var(--muted)}
.nav-filter:focus{outline:none;border-color:var(--accent-3)}
.nav-list{list-style:none;margin:0;padding:0 0 0 10px}
.nav>.nav-list{padding-left:0}
.nav-list li{margin:1px 0}
.nav-link,.nav-db{display:block;padding:5px 9px;border-radius:8px;font-size:13.5px;color:var(--muted)}
.nav-link:hover{background:rgba(255,255,255,.06);color:var(--text);text-decoration:none}
.nav-link.active{background:linear-gradient(90deg,rgba(218,0,198,.24),rgba(122,133,250,.14));
  color:#fff;font-weight:600;box-shadow:inset 2px 0 0 var(--accent)}
.nav-db{color:#7e6fa3;font-size:11.5px;letter-spacing:.1em;text-transform:uppercase}
.nav details>summary{list-style:none;cursor:pointer;position:relative;padding-left:14px}
.nav details>summary::-webkit-details-marker{display:none}
.nav details>summary::before{content:"";position:absolute;left:2px;top:.95em;width:0;height:0;
  border:4px solid transparent;border-left-color:var(--muted);transition:transform .15s}
.nav details[open]>summary::before{transform:rotate(90deg) translateX(-2px)}
.nav details>summary>*{display:inline-block;width:calc(100% - 4px)}
.nav-hidden{display:none !important}

.nav-toggle{display:none}
.nav-burger{display:none}

.main{padding:56px 48px 80px;max-width:calc(var(--maxw) + 96px);margin:0 auto;width:100%}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);
  margin-bottom:22px}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--text)}
.crumbs .sep{opacity:.45}
.crumbs .current{color:var(--text)}

.doc-title{font-size:clamp(30px,4.4vw,46px);line-height:1.12;letter-spacing:-.02em;margin:0 0 26px;
  background:linear-gradient(100deg,#fff 20%,var(--accent-2));-webkit-background-clip:text;
  background-clip:text;color:transparent}
.doc h2{font-size:26px;letter-spacing:-.01em;margin:44px 0 14px;padding-bottom:8px;
  border-bottom:1px solid var(--line)}
.doc h3{font-size:20px;margin:32px 0 10px}
.doc h4,.doc h5,.doc h6{font-size:16.5px;margin:26px 0 8px;color:#d7cbf5}
.doc p{margin:0 0 16px}
.doc strong{color:#fff}
.doc hr{border:0;height:1px;background:var(--line);margin:32px 0}
.doc ul,.doc ol{margin:0 0 16px;padding-left:22px}
.doc li{margin:5px 0}
.doc li::marker{color:var(--accent-3)}
.doc code{background:var(--code-bg);border:1px solid var(--line);border-radius:5px;
  padding:1px 5px;font-family:"JetBrains Mono",ui-monospace,SFMono-Regular,Consolas,monospace;
  font-size:.87em;color:#ffb3f2}
pre.code{background:var(--code-bg);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;overflow-x:auto;margin:0 0 20px;position:relative}
pre.code code{background:none;border:0;padding:0;color:#e6dcff;font-size:13.5px;line-height:1.6}
pre.code[data-lang]::after{content:attr(data-lang);position:absolute;top:8px;right:12px;
  font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
blockquote{margin:0 0 20px;padding:2px 0 2px 18px;border-left:3px solid var(--accent);
  color:#d9cff5}
blockquote p:last-child{margin-bottom:0}

.callout{display:flex;gap:14px;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:16px 18px;margin:0 0 20px}
.callout-icon{width:26px;height:26px;flex:0 0 auto}
.callout-emoji{font-size:20px;line-height:1.3;flex:0 0 auto}
.callout-body>:last-child{margin-bottom:0}

.image{margin:0 0 22px}
.image img,a.media img{max-width:100%;height:auto;display:block;border-radius:var(--radius);
  border:1px solid var(--line);background:var(--bg-soft)}
a.media,.image a{display:block}
figure.image figcaption{font-size:12.5px;color:var(--muted);margin-top:8px}
audio,video{width:100%;max-width:100%;margin:0 0 20px;border-radius:10px}

.table-wrap{overflow-x:auto;margin:0 0 22px;border:1px solid var(--line);border-radius:var(--radius)}
table{border-collapse:collapse;width:100%;font-size:14.5px}
th,td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
thead th{background:rgba(255,255,255,.045);font-size:12px;letter-spacing:.07em;
  text-transform:uppercase;color:var(--muted);white-space:nowrap}
tbody tr:last-child td{border-bottom:0}
tbody tr:hover{background:rgba(255,255,255,.03)}
.props{margin:0 0 28px;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.props th{width:190px;font-weight:600;color:var(--muted);background:rgba(255,255,255,.03)}
.swatch{display:inline-block;width:14px;height:14px;border-radius:4px;margin-right:8px;
  vertical-align:-2px;border:1px solid rgba(255,255,255,.25)}
.thumb img{width:120px;height:auto;border-radius:8px;border:1px solid var(--line)}

.database{margin:0 0 24px}
.database-title{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);
  margin-bottom:8px}

.page-card{display:flex;align-items:center;gap:10px;padding:12px 15px;margin:0 0 10px;
  background:var(--bg-soft);border:1px solid var(--line);border-radius:12px;color:var(--text)}
.page-card:hover{border-color:var(--accent-3);text-decoration:none;transform:translateY(-1px)}
.page-card-icon{opacity:.75}
.page-card-title{font-weight:600}
a.page-link{color:var(--text);border-bottom:1px solid rgba(218,0,198,.55)}
a.page-link:hover{text-decoration:none;background:rgba(218,0,198,.12)}

.bookmark{display:flex;flex-direction:column;gap:3px;padding:14px 16px;margin:0 0 18px;
  background:var(--bg-soft);border:1px solid var(--line);border-radius:12px}
.bookmark:hover{border-color:var(--accent-2);text-decoration:none}
.bookmark-title{font-weight:600;color:var(--text)}
.bookmark-url{font-size:12px;color:var(--muted);word-break:break-all}

.todo-list{list-style:none;padding-left:2px}
.todo{display:flex;align-items:flex-start;gap:9px}
.todo input{margin-top:6px;accent-color:var(--accent)}
.toggle-list{list-style:none;padding-left:0}
.toggle details{border:1px solid var(--line);border-radius:12px;background:var(--bg-soft);
  padding:12px 16px;margin-bottom:10px}
.toggle summary{cursor:pointer;font-weight:600}
.toggle summary::marker{color:var(--accent)}
.toggle-body{padding-top:10px}
.toggle-body>:last-child{margin-bottom:0}

.equation{background:var(--code-bg);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px;text-align:center;font-style:italic;margin:0 0 20px}
.eq{font-style:italic;color:#ffd9fb}

.children{margin-top:56px;border-top:1px solid var(--line);padding-top:26px}
.children-heading{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);
  margin:0 0 14px;border:0;padding:0}
.child-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(215px,1fr));gap:12px}
.child-card{display:flex;flex-direction:column;gap:4px;padding:15px 16px;background:var(--bg-soft);
  border:1px solid var(--line);border-radius:12px;color:var(--text);transition:.15s}
.child-card:hover{border-color:var(--accent);text-decoration:none;transform:translateY(-2px)}
.child-kicker{font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.child-title{font-weight:600}

@media (max-width:980px){
  .layout{grid-template-columns:1fr}
  .sidebar{position:fixed;z-index:40;width:290px;transform:translateX(-100%);transition:transform .22s}
  .nav-toggle:checked~.layout .sidebar{transform:none;box-shadow:0 0 60px rgba(0,0,0,.6)}
  .nav-burger{display:grid;place-items:center;position:fixed;z-index:50;top:14px;left:14px;
    width:42px;height:42px;border-radius:12px;background:var(--panel);border:1px solid var(--line);
    cursor:pointer}
  .nav-burger span,.nav-burger span::before,.nav-burger span::after{content:"";display:block;
    width:18px;height:2px;background:var(--text);border-radius:2px;position:relative}
  .nav-burger span::before{position:absolute;top:-6px}
  .nav-burger span::after{position:absolute;top:6px}
  .main{padding:74px 20px 60px}
}
@media print{
  .sidebar,.nav-burger,.crumbs{display:none}
  body{background:#fff;color:#111}
  .layout{display:block}
  .doc-title{color:#111;background:none;-webkit-text-fill-color:#111}
}