.author-bio{display:block}
        .physics-canvas {
            background: #fefefe;
            border-radius: 20px;
            border: 1px solid #dee2e6;
            box-shadow: 0 4px 12px rgba(0,0,0,0.05);
            width: 100%;
            height: auto;
            margin-top: 1rem;
        }
        .legend {
            display: flex;
            justify-content: center;
            gap: 1.5rem;
            font-size: 0.8rem;
        }
        .input-group-custom {
            margin-bottom: 1.2rem;
        }
        .deep-dive {
            text-align: justify;
        }
        .related-tools-container {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }
        footer {
            background: #1a2634;
            color: #ddd;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
        }
        footer a {
            color: #ccc;
        }
        footer a:hover {
            color: white;
        }
        .badge-custom {
            background-color: #2c3e50;
            font-size: 0.8rem;
        }
        canvas {
            max-width: 100%;
            height: auto;
            background: #ffffff;
        }
        .expert-signature {
            font-size: 0.9rem;
            border-left: 3px solid var(--primary-color);
            padding-left: 1rem;
            margin: 1rem 0;
        }