* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            background: #f4f6f9;
            color: #1e2a3e;
            line-height: 1.6;
            padding: 2rem 1rem;
        }
        .container {
            max-width: 960px;
            margin: 0 auto;
            background: white;
            border-radius: 32px;
            box-shadow: 0 20px 35px -12px rgba(0,0,0,0.1);
            overflow: hidden;
            padding: 2rem 1.5rem;
        }
        @media (min-width: 700px) {
            .container { padding: 2.5rem 3rem; }
        }
        h1 {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            margin-bottom: 0.75rem;
            color: #0a2942;
        }
        .byline {
            color: #5b6e8c;
            border-bottom: 1px solid #e2e8f0;
            padding-bottom: 1rem;
            margin-bottom: 2rem;
            font-size: 0.9rem;
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem;
        }
        h2 {
            font-size: 1.7rem;
            font-weight: 700;
            margin: 1.8rem 0 1rem;
            color: #1f4e6e;
        }
        h3 {
            font-size: 1.3rem;
            font-weight: 600;
            margin: 1.4rem 0 0.8rem;
            color: #2c6285;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .blog-img {
            margin: 1.8rem 0;
            text-align: center;
            border-radius: 24px;
            overflow: hidden;
        }
        .blog-img img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 20px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.05);
        }
        .img-caption {
            font-size: 0.85rem;
            color: #5e6f8d;
            margin-top: 0.5rem;
        }
        .size-chart {
            background: #f8fafc;
            border-radius: 24px;
            padding: 1.2rem;
            overflow-x: auto;
            margin: 1.5rem 0;
            border: 1px solid #e2edf2;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        th, td {
            text-align: center;
            padding: 12px 8px;
            border-bottom: 1px solid #dce5ec;
        }
        th {
            background-color: #e6f0f5;
            font-weight: 700;
            color: #0f3b53;
        }
        .measure-guide {
            background: #eef4fa;
            padding: 1.2rem 1.5rem;
            border-radius: 28px;
            margin: 1.5rem 0;
        }
        .measure-guide h3 {
            margin-top: 0;
        }
        .faq-section {
            margin: 2rem 0 1rem;
            border-top: 2px solid #e2edf2;
            padding-top: 1.8rem;
        }
        .faq-question {
            font-weight: 700;
            font-size: 1.1rem;
            margin: 1.2rem 0 0.4rem;
            color: #1f4e6e;
        }
        .faq-answer {
            margin-bottom: 1rem;
            padding-left: 0.5rem;
            border-left: 3px solid #8db5cf;
        }
        .cta {
            background: linear-gradient(115deg, #eef2fc 0%, #ffffff 100%);
            border-radius: 28px;
            padding: 1.5rem;
            margin-top: 2rem;
            text-align: center;
            font-weight: 500;
        }
        @media (max-width: 550px) {
            th, td { padding: 8px 4px; font-size: 0.85rem; }
            h1 { font-size: 1.8rem; }
        }