* { margin: 0; padding: 0; box-sizing: border-box; }
        
        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.8;
            color: #2c3e50;
            background: #fafafa;
        }

        .container { max-width: 800px; margin: 0 auto; padding: 0 20px; }

        header {
            background: linear-gradient(135deg, #d4915d 0%, #c17d4a 100%);
            color: white;
            padding: 60px 0;
            text-align: center;
        }

        header h1 { font-size: 2.5rem; font-weight: 700; margin-bottom: 15px; }
        header .meta { font-size: 0.95rem; opacity: 0.95; }

        main { background: white; padding: 50px 0; }

        h2 {
            font-size: 2rem;
            color: #d4915d;
            margin: 40px 0 20px;
            padding-top: 30px;
            border-top: 2px solid #f0f0f0;
        }

        h2:first-of-type { border-top: none; padding-top: 0; margin-top: 0; }

        h3 { font-size: 1.4rem; color: #2c3e50; margin: 30px 0 15px; font-weight: 700; }

        p { margin-bottom: 18px; line-height: 1.9; text-align: justify; }

        ul, ol { margin: 20px 0 20px 25px; line-height: 2; }
        ul li, ol li { margin-bottom: 12px; }

        .capacity-box {
            background: linear-gradient(135deg, #fff9f3 0%, #fff3eb 100%);
            padding: 25px;
            margin: 30px 0;
            border-radius: 5px;
            border-left: 5px solid #d4915d;
        }

        .capacity-box h4 { color: #d4915d; margin-top: 0; }
        .capacity-box strong { color: #d4915d; }

        .device-guide {
            background: #f0f8f5;
            padding: 20px;
            margin: 20px 0;
            border-radius: 5px;
            border-left: 4px solid #d4915d;
        }

        .device-guide h4 { color: #d4915d; margin-top: 0; }

        .comparison-table {
            width: 100%;
            border-collapse: collapse;
            margin: 25px 0;
            background: white;
            border-radius: 5px;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(0,0,0,0.08);
        }

        .comparison-table th {
            background: #d4915d;
            color: white;
            padding: 15px;
            text-align: left;
            font-weight: 600;
        }

        .comparison-table td {
            padding: 12px 15px;
            border-bottom: 1px solid #e0e0e0;
        }

        .comparison-table tr:nth-child(even) {
            background: #f9f9f9;
        }

        .checklist {
            background: #f9f9f9;
            padding: 25px;
            margin: 30px 0;
            border-radius: 5px;
            border-left: 4px solid #d4915d;
        }

        .checklist h4 { color: #d4915d; margin-top: 0; }

        .cta-link {
            display: inline-block;
            background: #d4915d;
            color: white;
            padding: 12px 30px;
            text-decoration: none;
            border-radius: 5px;
            margin: 20px 0;
            font-weight: 600;
        }

        .related-articles {
            background: #f0f0f0;
            padding: 40px;
            margin-top: 50px;
            border-radius: 8px;
        }

        .related-link {
            display: block;
            color: #d4915d;
            text-decoration: none;
            padding: 12px 0;
            border-bottom: 1px solid #e0e0e0;
            font-weight: 600;
        }

        footer {
            background: #2c3e50;
            color: white;
            padding: 40px 0;
            text-align: center;
            margin-top: 50px;
        }

        footer a { color: #d4915d; }