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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Helvetica, Arial, sans-serif;
            background: #f5f7fa;
            color: #1f2d3d;
            line-height: 1.6;
        }

        .privacy-container {
            max-width: 1000px;
            margin: 2rem auto;
            padding: 2rem;
            background: white;
            border-radius: 24px;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.05);
        }

        h1 {
            font-size: 1.8rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            color: #176ab4;
        }

        .last-updated {
            color: #64748b;
            font-size: 0.85rem;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid #eef2f6;
        }

        h2 {
            font-size: 1.3rem;
            font-weight: 600;
            margin: 1.8rem 0 1rem 0;
            color: #1e293b;
        }

        h3 {
            font-size: 1.1rem;
            font-weight: 600;
            margin: 1.2rem 0 0.6rem 0;
            color: #2c3e50;
        }

        p {
            margin-bottom: 1rem;
            color: #3a4a5c;
        }

        ul, ol {
            margin: 0.8rem 0 1.2rem 1.8rem;
        }

        li {
            margin: 0.4rem 0;
            color: #3a4a5c;
        }

        .highlight {
            background: #f0f7ff;
            padding: 0.2rem 0.4rem;
            border-radius: 6px;
            font-weight: 500;
        }

        .card-box {
            background: #f8fafc;
            border-radius: 16px;
            padding: 1.2rem 1.5rem;
            margin: 1.5rem 0;
            border: 1px solid #eef2f6;
        }

        .footer-note {
            margin-top: 2rem;
            padding-top: 1rem;
            border-top: 1px solid #eef2f6;
            font-size: 0.8rem;
            color: #64748b;
            text-align: center;
        }

        @media (max-width: 640px) {
            .privacy-container {
                margin: 1rem;
                padding: 1.2rem;
            }
            h1 {
                font-size: 1.5rem;
            }
            h2 {
                font-size: 1.2rem;
            }
        }