.b2b-profile {
            font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            line-height: 1.7;
            color: #444;
            max-width: 900px;
            margin: 40px auto;
            padding: 40px;
            background: #ffffff;
            border-radius: 12px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.08);
            border-top: 6px solid #2c3e50;
        }
        .b2b-profile h1 {
            color: #2c3e50;
            margin-bottom: 10px;
            font-size: 28px;
        }
        .b2b-profile h2 {
            color: #1a5276;
            font-size: 20px;
            margin-top: 30px;
            border-bottom: 2px solid #eef2f5;
            padding-bottom: 8px;
        }
        .b2b-profile p.subtitle {
            font-size: 18px;
            color: #7f8c8d;
            margin-bottom: 30px;
            font-weight: 300;
        }
        .b2b-profile ul {
            list-style: none;
            padding: 0;
        }
        .b2b-profile ul li {
            margin-bottom: 15px;
            padding-left: 30px;
            position: relative;
        }
        .b2b-profile ul li::before {
            content: "◆";
            color: #3498db;
            position: absolute;
            left: 0;
            font-weight: bold;
        }
        .b2b-profile .cta-container {
            margin-top: 40px;
            text-align: center;
        }
        .b2b-profile .btn {
            background-color: #2c3e50;
            color: #fff;
            padding: 15px 30px;
            text-decoration: none;
            border-radius: 5px;
            font-weight: bold;
            transition: background 0.3s;
        }
        .b2b-profile .btn:hover {
            background-color: #34495e;
        }