* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            padding: 20px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: white;
            border-radius: 20px;
            box-shadow: 0 20px 60px rgba(0,0,0,0.3);
            overflow: hidden;
        }

        .header {
            background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
            color: white;
            padding: 40px 30px;
            text-align: center;
        }

        .header h1 {
            font-size: 2.5em;
            margin-bottom: 10px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
        }

        .header p {
            font-size: 1.1em;
            opacity: 0.9;
        }

        .search-container {
            padding: 30px;
            background: #f8f9fa;
            border-bottom: 2px solid #e9ecef;
        }

        .search-box {
            position: relative;
            max-width: 600px;
            margin: 0 auto;
        }

        .search-box input {
            width: 100%;
            padding: 15px 50px 15px 20px;
            font-size: 16px;
            border: 2px solid #dee2e6;
            border-radius: 50px;
            outline: none;
            transition: all 0.3s;
        }

        .search-box input:focus {
            border-color: #667eea;
            box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
        }

        .search-icon {
            position: absolute;
            right: 20px;
            top: 50%;
            transform: translateY(-50%);
            color: #6c757d;
        }

        .main-content {
            display: flex;
        }

        .sidebar {
            width: 300px;
            background: #f8f9fa;
            padding: 30px 20px;
            border-right: 2px solid #e9ecef;
            max-height: calc(100vh - 300px);
            overflow-y: auto;
        }

        .sidebar h3 {
            color: #2a5298;
            margin-bottom: 20px;
            font-size: 1.2em;
        }

        .nav-item {
            padding: 12px 15px;
            margin-bottom: 8px;
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.3s;
            border-left: 4px solid transparent;
        }

        .nav-item:hover {
            background: white;
            border-left-color: #667eea;
            transform: translateX(5px);
        }

        .nav-item.active {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            border-left-color: #764ba2;
            font-weight: bold;
        }

        .content-area {
            flex: 1;
            padding: 40px;
            max-height: calc(100vh - 300px);
            overflow-y: auto;
        }

        .section {
            display: none;
            animation: fadeIn 0.5s;
        }

        .section.active {
            display: block;
        }

        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }

        .section h2 {
            color: #2a5298;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid #667eea;
            font-size: 2em;
        }

        .step-card {
            background: #f8f9fa;
            padding: 25px;
            margin-bottom: 20px;
            border-radius: 15px;
            border-left: 5px solid #667eea;
            transition: all 0.3s;
        }

        .step-card:hover {
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            transform: translateX(5px);
        }

        .step-card h3 {
            color: #1e3c72;
            margin-bottom: 15px;
            font-size: 1.3em;
        }

        .step-card ul {
            list-style: none;
            padding-left: 0;
        }

        .step-card ul li {
            padding: 8px 0;
            padding-left: 25px;
            position: relative;
        }

        .step-card ul li:before {
            content: "✓";
            position: absolute;
            left: 0;
            color: #28a745;
            font-weight: bold;
        }

        .info-box {
            background: #e7f3ff;
            border-left: 5px solid #2196F3;
            padding: 15px;
            margin: 20px 0;
            border-radius: 5px;
        }

        .warning-box {
            background: #fff3cd;
            border-left: 5px solid #ffc107;
            padding: 15px;
            margin: 20px 0;
            border-radius: 5px;
        }

        .success-box {
            background: #d4edda;
            border-left: 5px solid #28a745;
            padding: 15px;
            margin: 20px 0;
            border-radius: 5px;
        }

        .link-button {
            display: inline-block;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 12px 30px;
            border-radius: 50px;
            text-decoration: none;
            margin: 10px 0;
            transition: all 0.3s;
        }

        .link-button:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
        }

        .no-results {
            text-align: center;
            padding: 40px;
            color: #6c757d;
            display: none;
        }

        .no-results.show {
            display: block;
        }

        ::-webkit-scrollbar {
            width: 8px;
        }

        ::-webkit-scrollbar-track {
            background: #f1f1f1;
        }

        ::-webkit-scrollbar-thumb {
            background: #667eea;
            border-radius: 4px;
        }

        ::-webkit-scrollbar-thumb:hover {
            background: #764ba2;
        }

        @media (max-width: 768px) {
            .main-content {
                flex-direction: column;
            }

            .sidebar {
                width: 100%;
                max-height: none;
                border-right: none;
                border-bottom: 2px solid #e9ecef;
            }

            .content-area {
                max-height: none;
            }

            .header h1 {
                font-size: 1.8em;
            }
        }
		
		.modal-zoom {
			display: none;
			position: fixed;
			z-index: 9999;
			padding-top: 50px;
			left: 0;
			top: 0;
			width: 100%;
			height: 100%;
			overflow: auto;
			background-color: rgba(0,0,0,0.9);
		}

		.modal-zoom-content {
			margin: auto;
			display: block;
			max-width: 90%;
			max-height: 90vh;
			background-color: white;
			padding: 20px;
			border-radius: 10px;
		}

		.modal-zoom img {
			width: 100%;
			height: auto;
		}

		.modal-zoom .close {
			position: absolute;
			top: 15px;
			right: 35px;
			color: #f1f1f1;
			font-size: 40px;
			font-weight: bold;
			cursor: pointer;
			transition: 0.3s;
		}

		.modal-zoom .close:hover {
			color: #bbb;
		}