:root {
            --bg: #f5f5f7;
            --card-bg: #ffffff;
            --text: #1d1d1f;
            --muted: #86868b;
            --accent: #0066cc;
            --border: rgba(0,0,0,0.08);
        }

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

        body {
            font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", sans-serif;
            background-color: var(--bg);
            color: var(--text);
            line-height: 1.5;
            -webkit-font-smoothing: antialiased;
        }

        /* Updated Glassmorphism Header */
        nav {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.8);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 8%;
            height: 64px;
        }

        .nav-logo {
            font-size: 18px;
            font-weight: 700;
            letter-spacing: -0.02em;
            text-decoration: none;
            color: #1d1d1f;
        }

        .nav-links a {
            text-decoration: none;
            color: #1d1d1f;
            font-size: 14px;
            font-weight: 500;
            transition: opacity 0.2s;
        }

        .nav-links a:hover { opacity: 0.6; }

        /* Apple-style Minimalist Footer */
        footer {
            background: #f5f5f7;
            padding: 80px 8% 40px;
            margin-top: 100px;
            border-top: 1px solid rgba(0, 0, 0, 0.05);
        }

        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 60px;
            margin-bottom: 60px;
        }

        .footer-brand h3 { font-size: 20px; margin-bottom: 15px; }
        .footer-brand p { color: #86868b; font-size: 14px; line-height: 1.6; max-width: 300px; }

        .footer-links h4 { font-size: 14px; margin-bottom: 20px; text-transform: uppercase; letter-spacing: 0.05em; }
        .footer-links ul { list-style: none; }
        .footer-links li { margin-bottom: 12px; }
        .footer-links a { text-decoration: none; color: #424245; font-size: 14px; transition: color 0.2s; }
        .footer-links a:hover { color: #0066cc; }

        .footer-bottom {
            padding-top: 30px;
            border-top: 1px solid #d2d2d7;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: #86868b;
            font-size: 12px;
        }

        @media (max-width: 768px) {
            .footer-grid { grid-template-columns: 1fr; gap: 40px; }
            .footer-bottom { flex-direction: column; gap: 15px; text-align: center; }
        }

        .blog-header { padding: 80px 8% 40px; max-width: 1200px; margin: 0 auto; }
        .blog-header h1 { font-size: 64px; font-weight: 700; letter-spacing: -0.03em; margin-bottom: 16px; }
        .blog-header p { font-size: 24px; color: var(--muted); max-width: 650px; }

        .container { max-width: 1200px; margin: 0 auto; padding: 0 8% 100px; }

        .blog-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 30px;
        }

        .post-card {
            background: var(--card-bg);
            border-radius: 28px;
            padding: 40px;
            text-decoration: none;
            color: inherit;
            border: 1px solid var(--border);
            transition: all 0.3s cubic-bezier(0, 0, 0.5, 1);
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }

        .post-card:hover {
            transform: translateY(-5px);
            border-color: #d2d2d7;
            box-shadow: 0 20px 40px rgba(0,0,0,0.05);
        }

        .tag {
            font-size: 12px; font-weight: 700; text-transform: uppercase;
            letter-spacing: 0.1em; color: var(--accent); margin-bottom: 16px; display: block;
        }

        .post-card h3 { font-size: 24px; font-weight: 600; margin-bottom: 12px; line-height: 1.2; }
        .post-card p { font-size: 16px; color: var(--muted); margin-bottom: 24px; }
        .read-more { color: var(--accent); font-weight: 600; font-size: 15px; }

        @media (max-width: 850px) {
            .blog-header h1 { font-size: 42px; }
            .blog-grid { grid-template-columns: 1fr; }
        }