/* CSS Document */
@charset "UTF-8";
          * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background: #f5f5f5;
            padding: 20px;
        }
        
        .container {
            max-width: 1080px;
            margin: 0 auto;
            background: white;
            padding: 10px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }
        
        .header {
            border-bottom: 3px solid #0066cc;
			padding-top: 50px;
            padding-bottom: 15px;
            margin-bottom: 30px;
        }
        
        .header-info {
            display: flex;
            justify-content: space-between;
            align-items: start;
            margin-bottom: 10px;
            font-size: 0.9em;
            color: #666;
        }
        
        .school-name {
            padding: 40px;
			font-weight: bold;
        }
        
        .version-date {
            text-align: right;
        }
        
        h1 {
            color: #0066cc;
            font-size: 1.8em;
            margin-bottom: 20px;
			padding: 40px;
        }
        
        
        .intro-box {
            background: #f9f9f9;
            border-left: 4px solid #0066cc;
            padding: 15px;
            margin-bottom: 25px;
        }
	     .circuit-note {
            background: #e8f4ff;
            border: 1px solid #b3d9ff;
            padding: 25px;
            margin: 20px 0;
            border-radius: 5px;
        }
        
        .code-container {
            margin: 25px 0;
            border: 1px solid #ddd;
            border-radius: 5px;
            overflow: hidden;
			padding: 10px;
        }
        
        .line-numbers {
            background: #2d2d2d;
            color: #858585;
            padding: 15px 10px;
            float: left;
            text-align: right;
            user-select: none;
            border-right: 1px solid #444;
            font-family: 'Courier New', monospace;
            font-size: 14px;
            line-height: 1.5;
        }
        
        pre {
            margin: 0;
            overflow-x: auto;
        }
        
        pre code {
            display: block;
            padding: 15px;
            font-family: 'Courier New', monospace;
            font-size: 14px;
            line-height: 1.5;
        }
        
        .tasks {
            margin-top: 30px;
            padding: 40px;
	    }
        
        .tasks h2 {
            color: #0066cc;
            font-size: 1.4em;
            margin-bottom: 15px;
            border-bottom: 2px solid #0066cc;
            padding-bottom: 5px;
			padding-left: 15px;
        }
        
        .task-list {
            list-style: none;
            counter-reset: task-counter;
        }
        
        .task-list li {
            counter-increment: task-counter;
            margin-bottom: 15px;
            padding-left: 35px;
            position: relative;
        }
        
        .task-list li::before {
            content: counter(task-counter) ".";
            position: absolute;
            left: 0;
            font-weight: bold;
            color: #0066cc;
        }
        
        .nested-code {
            margin: 15px 0 15px 35px;
        }
        
		.importa {
            margin-top: 30px;
            padding: 15px;
            background: #ffd0d0;
            border: 1px solid #ff0000;
            border-radius: 5px;
        }
        
        .importa h3 {
            color: #000000;
            margin-bottom: 10px;
        }
		
		
        .materials {
            margin-top: 30px;
            padding: 15px;
            background: #fffbea;
            border: 1px solid #f0e68c;
            border-radius: 5px;
        }
        
        .materials h3 {
            color: #b8860b;
            margin-bottom: 10px;
        }
        
        .materials ul {
            list-style: none;
            padding-left: 20px;
        }
        
        .materials li::before {
            content: "✓ ";
            color: #b8860b;
            font-weight: bold;
        }
        
        .links {
            margin-top: 30px;
            padding: 15px;
            background: #f0f8ff;
            border: 1px solid #b3d9ff;
            border-radius: 5px;
        }
        
        .links h3 {
            color: #0066cc;
            margin-bottom: 10px;
        }
        
        .links ul {
            list-style: none;
            padding-left: 20px;
        }
        
        .links li::before {
            content: "🔗 ";
        }
        
        .links a {
            color: #0066cc;
            text-decoration: none;
        }
        
        .links a:hover {
            text-decoration: underline;
        }
        
        .page-number {
            text-align: right;
            color: #999;
            font-size: 0.9em;
            margin-top: 30px;
            padding-top: 15px;
            border-top: 1px solid #ddd;
        }
        
        .page-break {
            border-top: 3px dashed #ccc;
            margin: 40px 0;
            padding-top: 40px;
        }