.markdown-section .doc-start-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:14px; margin:24px 0; }
.markdown-section .doc-start-card { display:flex; flex-direction:column; gap:9px; padding:22px; border:1px solid #38383e; border-radius:12px; background:#1b1b1e; text-decoration:none; color:#eee; transition:border-color .15s,background .15s; }
.markdown-section .doc-start-card:hover { border-color:#999; background:#242428; }
.markdown-section .doc-start-card strong { font-size:18px; color:#fff; }
.markdown-section .doc-start-card span { font-size:14px; line-height:1.6; color:#b4b4bf; }
.doc-start-card:focus-visible,.nav-expand:focus-visible { outline:2px solid #a4baff; outline-offset:3px; }
.sidebar-nav li.has-children { position:relative; }
.sidebar-nav li.has-children > a { padding-right:34px; }
.sidebar-nav li.has-children > a::after { display:none!important; }
.sidebar-nav li.has-children > a::before { visibility:hidden; }
.nav-expand { position:absolute; right:4px; top:2px; width:30px; height:30px; border:0; border-radius:5px; background:transparent; color:#aaa; cursor:pointer; font-size:22px; line-height:1; }
.nav-expand:hover { background:#303037; color:#fff; }
.nav-expand[aria-expanded="true"] { transform:rotate(90deg); }
.sidebar-nav h2 { font-size:11px; text-transform:uppercase; letter-spacing:.08em; color:#96969f; margin:24px 14px 8px; }
@media(max-width:600px) { .markdown-section .doc-start-grid { grid-template-columns:1fr; } }