:root {
            --color-background: #fff;
            --color-text: #222;
            --color-accent: #888888;
            --color-light: #f8f8f8;
            --font-sans: 'Poppins', sans-serif;
            --font-serif: 'Playfair Display', serif;
            /* Added from etileno.html for header compatibility */
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 2rem;
            --spacing-lg: 4rem;
            --spacing-xl: 8rem;
        }

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

        body {
            font-family: var(--font-sans);
            color: var(--color-text);
            background: var(--color-background);
        }

        /* General container style for header compatibility */
        .container {
            width: 100%;
            max-width: 1200px; /* Consistent with etileno.html */
            margin: 0 auto;
            padding: 0 var(--spacing-md); /* Uses the new var, 2rem */
        }

        .main-container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 1.5rem; /* This page uses 1.5rem for main content padding */
            margin-top: 80px; /* Added to offset fixed header */
        }

        .pub-title {
            font-family: var(--font-serif);
            font-size: 2.7rem;
            font-style: italic;
            font-weight: 700;
            text-align: center;
            margin-top: 3.5rem;
            margin-bottom: 0.2rem;
        }

        @media (min-width: 769px) {
            .pub-title {
                margin-top: 8rem;
            }
        }

        .pub-subtitle {
            text-align: center;
            font-size: 1.05rem;
            letter-spacing: 0.12em;
            color: #444;
            font-variant: small-caps;
            margin-bottom: 1.2rem;
        }

        .pub-divider {
            width: 100%;
            max-width: 900px;
            height: 1px;
            background: #222;
            opacity: 0.18;
            margin: 0 auto 2.5rem auto;
        }

        .publications-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.5rem 2.2rem;
            margin-bottom: 3rem;
        }

        @media (max-width: 900px) {
            .publications-grid {
                grid-template-columns: 1fr;
            }
            .pub-pill {
                max-width: 15ch; /* Set a max-width based on character count */
                text-align: center;
                overflow-wrap: break-word; /* Ensure long words break and wrap */
            }
        }

        .publication-card {
            background: #fff;
            border-radius: 0;
            box-shadow: none;
            display: flex;
            flex-direction: column;
            align-items: stretch;
        }

        .publication-image {
            width: 100%;
            aspect-ratio: 1/1;
            background: var(--color-light);
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .publication-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .pub-info-row {
            display: flex;
            align-items: center;
            margin-top: 0.7rem;
            gap: 0.5rem;
        }

        .connecting-line {
            flex-grow: 1;
            height: 1px;
            background-color: var(--color-text);
        }

        .pub-pill {
            font-family: var(--font-sans);
            font-size: 1.02rem;
            font-weight: 600;
            text-transform: uppercase;
            border: 3px solid #000;
            border-radius: 2em;
            padding: 0.18em 1.1em;
            background: #fff;
            color: #000;
            letter-spacing: 0.04em;
            display: inline-block;
        }

        .pub-year {
            font-family: var(--font-sans);
            font-size: 1.05rem;
            color: #222;
            font-weight: 400;
            margin-left: auto;
        }