*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;background:#f6f7f9;color:#222}
.layout{display:flex;min-height:100vh}
.sidebar{width:240px;background:#111;color:#eee;display:flex;flex-direction:column}
.brand{padding:16px 16px;font-weight:700;border-bottom:1px solid #222}
.nav-item{display:block;color:#ccc;text-decoration:none;padding:12px 16px;border-left:3px solid transparent}
.nav-item:hover{background:#1b1b1b;color:#fff}
.nav-item.active{color:#fff;border-left-color:#4f8cff;background:#1b1b1b}
.user{margin-top:auto;padding:12px 16px;border-top:1px solid #222;display:flex;justify-content:space-between;align-items:center}
.content{flex:1;padding:20px}
table{width:100%;border-collapse:collapse;background:#fff;border:1px solid #e5e7eb}
th,td{padding:8px 10px;border-bottom:1px solid #e5e7eb;text-align:left}
th{background:#f3f4f6;font-weight:600}
.toolbar{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:16px}
button,.btn{background:#4f46e5;color:#fff;border:none;padding:10px 14px;border-radius:6px;cursor:pointer}
button:hover,.btn:hover{background:#4338ca}
input[type="text"],input[type="password"],input[type="file"],select{padding:10px;border:1px solid #d1d5db;border-radius:6px;background:#fff}
.login-body{display:grid;place-items:center;min-height:100vh;background:#0f172a}
.login-form{width:min(92vw,360px);background:#111827;color:#e5e7eb;padding:24px;border-radius:10px}
.login-form h1{margin:0 0 12px 0}
.login-form label{display:block;margin:10px 0}
.login-form input{width:100%;margin-top:6px;background:#0b1220;color:#e5e7eb;border-color:#374151}
.login-form .error{background:#7f1d1d;color:#fecaca;padding:8px 10px;border-radius:8px;margin-bottom:10px}
.hint{opacity:.7;font-size:12px}

/* Markdown стили */
.markdown-content{line-height:1.6}
.markdown-content h1{font-size:1.5em;margin:16px 0 8px 0;color:#1f2937;border-bottom:2px solid #e5e7eb;padding-bottom:4px}
.markdown-content h2{font-size:1.3em;margin:14px 0 6px 0;color:#374151}
.markdown-content h3{font-size:1.1em;margin:12px 0 4px 0;color:#4b5563}
.markdown-content strong{font-weight:600;color:#111827}
.markdown-content em{font-style:italic;color:#6b7280}
.markdown-content code{background:#f3f4f6;padding:2px 6px;border-radius:4px;font-family:monospace;font-size:0.9em;color:#dc2626}
.markdown-content pre{background:#f8fafc;border:1px solid #e2e8f0;border-radius:6px;padding:12px;margin:8px 0;overflow-x:auto}
.markdown-content pre code{background:none;padding:0;color:#1e293b}
.markdown-content ul{margin:8px 0;padding-left:20px}
.markdown-content ol{margin:8px 0;padding-left:20px}
.markdown-content li{margin:4px 0;list-style-type:disc}
.markdown-content ol li{list-style-type:decimal}
.markdown-content a{color:#2563eb;text-decoration:underline}
.markdown-content a:hover{color:#1d4ed8}

@media (max-width: 768px){.sidebar{position:fixed;z-index:10;transform:translateX(-100%);transition:transform .2s ease;width:80%}.sidebar.open{transform:translateX(0)}.content{padding:16px 12px}.brand{display:flex;justify-content:space-between;align-items:center}.brand .toggle{cursor:pointer}}