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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Microsoft YaHei", sans-serif;
            line-height: 1.8;
            color: #333;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            min-height: 100vh;
            padding: 0;
        }

        .article-container {
            max-width: 1200px;
            margin: 0 auto;
            background: #fff;
            box-shadow: 0 10px 60px rgba(0, 0, 0, 0.3);
        }

        .article-content {
            padding: 60px 80px;
        }

        .article-header {
            text-align: center;
            margin-bottom: 50px;
            padding-bottom: 30px;
            border-bottom: 3px solid #f0f0f0;
        }

        .article-header h1 {
            font-size: 42px;
            color: #1a237e;
            margin-bottom: 20px;
            font-weight: 700;
            line-height: 1.3;
        }

        .article-meta {
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 30px;
            font-size: 15px;
            color: #666;
            margin-top: 20px;
        }

        .article-meta span {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .featured-image {
            width: 100%;
            max-width: 900px;
            height: auto;
            border-radius: 16px;
            margin: 40px auto;
            display: block;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
        }

        .intro-section {
            background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
            padding: 40px;
            border-radius: 16px;
            margin: 40px 0;
            border-left: 6px solid #1976d2;
        }

        .intro-section p {
            font-size: 18px;
            line-height: 2;
            color: #1565c0;
            margin: 0;
        }

        .content-section {
            margin: 50px 0;
        }

        .content-section h2 {
            font-size: 32px;
            color: #1a237e;
            margin-bottom: 25px;
            padding-left: 20px;
            border-left: 6px solid #5c6bc0;
            font-weight: 600;
        }

        .content-section h3 {
            font-size: 24px;
            color: #283593;
            margin: 30px 0 20px 0;
            font-weight: 600;
        }

        .content-section p {
            font-size: 17px;
            line-height: 2;
            margin-bottom: 20px;
            color: #444;
        }

        .content-section ul, .content-section ol {
            margin: 20px 0 20px 40px;
        }

        .content-section li {
            font-size: 17px;
            line-height: 2;
            margin-bottom: 15px;
            color: #444;
        }

        .highlight-box {
            background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%);
            padding: 30px;
            border-radius: 12px;
            margin: 30px 0;
            border-left: 6px solid #ff9800;
        }

        .highlight-box h3 {
            color: #e65100;
            margin-top: 0;
        }

        .info-card {
            background: #f8f9fa;
            padding: 30px;
            border-radius: 12px;
            margin: 25px 0;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
        }

        .info-card h4 {
            font-size: 20px;
            color: #1a237e;
            margin-bottom: 15px;
            font-weight: 600;
        }

        .table-container {
            overflow-x: auto;
            margin: 40px 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
            border-radius: 12px;
        }

        table {
            width: 100%;
            border-collapse: collapse;
            background: white;
        }

        table thead {
            background: linear-gradient(135deg, #5c6bc0 0%, #3949ab 100%);
            color: white;
        }

        table th {
            padding: 20px;
            text-align: left;
            font-size: 16px;
            font-weight: 600;
        }

        table td {
            padding: 18px 20px;
            border-bottom: 1px solid #e0e0e0;
            font-size: 16px;
        }

        table tbody tr:hover {
            background: #f5f5f5;
            transition: background 0.3s ease;
        }

        .faq-section {
            margin: 60px 0;
        }

        .faq-section h2 {
            font-size: 36px;
            color: #1a237e;
            margin-bottom: 35px;
            text-align: center;
            font-weight: 700;
        }

        .faq-item {
            background: white;
            margin-bottom: 20px;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
        }

        .faq-item:hover {
            box-shadow: 0 6px 25px rgba(0, 0, 0, 0.12);
        }

        .faq-question {
            background: linear-gradient(135deg, #5c6bc0 0%, #3949ab 100%);
            color: white;
            padding: 25px 30px;
            cursor: pointer;
            font-size: 18px;
            font-weight: 600;
            display: flex;
            justify-content: space-between;
            align-items: center;
            transition: all 0.3s ease;
        }

        .faq-question:hover {
            background: linear-gradient(135deg, #3949ab 0%, #283593 100%);
        }

        .faq-question::after {
            content: '+';
            font-size: 28px;
            font-weight: 300;
            transition: transform 0.3s ease;
        }

        .faq-question.active::after {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            background: #f8f9fa;
            padding: 0 30px;
        }

        .faq-answer.active {
            max-height: 800px;
            padding: 25px 30px;
        }

        .faq-answer p {
            font-size: 16px;
            line-height: 1.9;
            color: #555;
            margin: 0;
        }

        .contact-section {
            background: linear-gradient(135deg, #1a237e 0%, #283593 100%);
            color: white;
            padding: 50px;
            border-radius: 16px;
            margin: 60px 0;
            text-align: center;
        }

        .contact-section h2 {
            font-size: 32px;
            margin-bottom: 30px;
            color: white;
        }

        .contact-info {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 25px;
            margin: 30px 0;
        }

        .contact-item {
            background: rgba(255, 255, 255, 0.1);
            padding: 20px;
            border-radius: 10px;
            backdrop-filter: blur(10px);
        }

        .contact-item h3 {
            font-size: 18px;
            margin-bottom: 10px;
            color: #fff;
        }

        .contact-item p {
            font-size: 16px;
            margin: 0;
            color: #e3f2fd;
        }

        .cta-button {
            display: inline-block;
            background: linear-gradient(135deg, #4caf50 0%, #45a049 100%);
            color: white;
            padding: 18px 45px;
            text-decoration: none;
            border-radius: 50px;
            font-size: 18px;
            font-weight: 600;
            margin: 20px 10px;
            transition: all 0.3s ease;
            box-shadow: 0 6px 20px rgba(76, 175, 80, 0.4);
        }

        .cta-button:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(76, 175, 80, 0.5);
        }

        .cta-button.whatsapp {
            background: linear-gradient(135deg, #25d366 0%, #128c7e 100%);
            box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
        }

        .cta-button.whatsapp:hover {
            box-shadow: 0 10px 30px rgba(37, 211, 102, 0.5);
        }

        .related-articles {
            margin: 60px 0;
            padding: 40px;
            background: linear-gradient(135deg, #f5f5f5 0%, #e0e0e0 100%);
            border-radius: 16px;
        }

        .related-articles h2 {
            font-size: 28px;
            color: #1a237e;
            margin-bottom: 25px;
            text-align: center;
        }

        .related-articles ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .related-articles li {
            margin-bottom: 15px;
        }

        .related-articles a {
            color: #1976d2;
            text-decoration: none;
            font-size: 17px;
            font-weight: 500;
            transition: color 0.3s ease;
        }

        .related-articles a:hover {
            color: #0d47a1;
            text-decoration: underline;
        }

        @media (max-width: 768px) {
            .article-content {
                padding: 30px 20px;
            }

            .article-header h1 {
                font-size: 28px;
            }

            .article-meta {
                flex-direction: column;
                gap: 10px;
            }

            .content-section h2 {
                font-size: 24px;
            }

            .content-section h3 {
                font-size: 20px;
            }

            .content-section p,
            .content-section li {
                font-size: 16px;
            }

            .contact-info {
                grid-template-columns: 1fr;
            }

            .cta-button {
                display: block;
                margin: 10px 0;
            }

            table {
                font-size: 14px;
            }

            table th,
            table td {
                padding: 12px 10px;
            }
        }

        @media (max-width: 480px) {
            .article-header h1 {
                font-size: 24px;
            }

            .intro-section {
                padding: 25px;
            }

            .intro-section p {
                font-size: 16px;
            }

            .faq-question {
                font-size: 16px;
                padding: 20px;
            }

            .contact-section {
                padding: 30px 20px;
            }
        }