* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
            background: #f2f5f9;
            color: #1e2b3c;
            line-height: 1.6;
            padding: 2rem 1rem;
        }
        .article-wrapper {
            max-width: 1000px;
            margin: 0 auto;
            background: white;
            border-radius: 2rem;
            box-shadow: 0 20px 35px -10px rgba(0,30,50,0.12);
            overflow: hidden;
            padding: 2.8rem 3rem;
        }
        h1 {
            font-size: 2.8rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            line-height: 1.2;
            color: #0d293f;
            border-left: 8px solid #2e7a9c;
            padding-left: 1.5rem;
            margin-bottom: 0.75rem;
        }
        .subhead {
            font-size: 1.25rem;
            color: #2f4d6a;
            margin-bottom: 2.2rem;
            font-weight: 400;
            border-bottom: 1px solid #dce7f0;
            padding-bottom: 1.2rem;
        }
        h2 {
            font-size: 2rem;
            font-weight: 650;
            margin: 2.8rem 0 1.2rem 0;
            color: #123652;
            border-bottom: 3px solid #e6eef6;
            padding-bottom: 0.5rem;
        }
        h3 {
            font-size: 1.6rem;
            font-weight: 600;
            margin: 2rem 0 1rem 0;
            color: #1f4a69;
        }
        .benefit-card {
            background: #f8fcff;
            border-radius: 1.8rem;
            padding: 1.8rem 2.2rem;
            margin: 2rem 0;
            border: 1px solid #d1e2f0;
            box-shadow: 0 5px 12px rgba(0,40,60,0.04);
        }
        .benefit-card h3 {
            margin-top: 0;
            border-bottom: 1px dashed #b3cfec;
            padding-bottom: 0.6rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        ul, ol {
            margin: 1rem 0 1rem 1.8rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        .badge-tip {
            background: #e6f2fa;
            border-left: 5px solid #2b7a9c;
            padding: 1.4rem 2rem;
            border-radius: 1.2rem;
            margin: 1.8rem 0;
        }
        .grid-attach {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 1rem;
            margin: 1.5rem 0;
        }
        .attach-item {
            background: #edf4fb;
            padding: 0.8rem 1.2rem;
            border-radius: 3rem;
            font-weight: 500;
            color: #124061;
            text-align: center;
        }
        .rfq-box {
            background: #0d293f;
            color: white;
            padding: 2.2rem 2.5rem;
            border-radius: 2.2rem;
            margin: 2.8rem 0;
        }
        .rfq-box h3 {
            color: white;
            border-bottom: 1px solid #42799b;
            margin-top: 0;
        }
        .rfq-list {
            list-style: none;
            margin-left: 0;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px,1fr));
            gap: 0.8rem 1.5rem;
        }
        .rfq-list li {
            background: rgba(255,255,255,0.08);
            padding: 0.7rem 1.2rem;
            border-radius: 3rem;
            font-size: 1rem;
            border: 1px solid #326282;
        }
        .cta-button {
            background: #2b7a9c;
            color: white;
            border: none;
            padding: 1rem 2.8rem;
            border-radius: 60px;
            font-weight: 600;
            font-size: 1.25rem;
            margin: 1.8rem 0 0.8rem;
            display: inline-block;
            box-shadow: 0 10px 18px -6px #0f3e57;
            transition: background 0.15s;
            text-decoration: none;
            border: 1px solid #58a9cf;
        }
        .cta-button:hover {
            background: #1f6281;
            cursor: pointer;
        }
        .faq-item {
            margin: 1.8rem 0;
            border-bottom: 1px solid #c9ddec;
            padding-bottom: 1.5rem;
        }
        .faq-question {
            font-weight: 700;
            font-size: 1.2rem;
            color: #123652;
            margin-bottom: 0.4rem;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: #f4faff;
            border-radius: 1.5rem;
            overflow: hidden;
            margin: 1.8rem 0;
        }
        th {
            background: #1f4a69;
            color: white;
            font-weight: 600;
            padding: 0.9rem 1.2rem;
        }
        td {
            padding: 0.9rem 1.2rem;
            border-bottom: 1px solid #bfd9ec;
        }
        hr {
            border: none;
            border-top: 2px solid #cfddee;
            margin: 2rem 0;
        }
        .small-note {
            font-size: 0.95rem;
            color: #386282;
        }
        @media (max-width: 700px) {
            .article-wrapper { padding: 1.8rem; }
            h1 { font-size: 2.2rem; }
        }