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

html { 
    scroll-behavior: smooth; 
}

body {
    background: linear-gradient(135deg, #f5f7fa 0%, #e8eef5 100%);
    padding: 20px;
    font-family: "Times New Roman", serif;
    line-height: 1.6;
    color: #000;
}
        
        /* Container */
        .container {
            max-width: 1000px;
            margin: 0 auto;
            background: white;
            padding: 40px;
            box-shadow: 0 4px 20px rgba(0,0,0,0.1);
            border-radius: 8px;
        }
        
        /* Header */
        .document-header {
            margin-bottom: 28px;
            padding-bottom: 18px;
            border-bottom: none;
        }

        .journal-logo {
            text-align: center;
            margin: 10px 0 18px 0;
        }

        .journal-logo img {
            max-width: 140px;
            height: auto;
            display: inline-block;
        }

        .journal-title {
            text-align: center;
            font-weight: 700;
            font-size: 12.5pt;
            letter-spacing: 0.4px;
            color: #1F4E79;
            margin: 0 0 10px 0;
            text-transform: uppercase;
        }

        .volume-info {
            text-align: center;
            font-weight: 700;
            font-size: 12pt;
            color: #C00000;
            margin: 0 0 14px 0;
            text-transform: uppercase;
        }

        .dates-box {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            border: 2px solid #000;
            border-radius: 2px;
            overflow: hidden;
            margin: 10px 0 18px 0;
            box-shadow: 0 2px 10px rgba(0,0,0,0.10);
        }

        .dates-cell {
            padding: 14px 10px 12px 10px;
            text-align: center;
            background: #fff;
        }

        .dates-cell:not(:last-child) {
            border-right: 2px solid #000;
        }

        .dates-label {
            font-weight: 700;
            font-size: 11pt;
            color: #2F849B;
            margin-bottom: 8px;
            text-transform: uppercase;
        }

        .dates-value {
            font-weight: 700;
            font-size: 11pt;
            color: #5F4779;
        }

        .metadata-section {
            margin-top: 4px;
            font-size: 11pt;
        }

        .meta-label {
            font-weight: 700;
        }

        .meta-label-red {
            color: #C00000;
        }

        .meta-value-blue {
            color: #1F4E79;
            font-weight: 700;
        }

        .article-type, .online-link, .issn {
            margin: 6px 0;
        }

        .online-link a {
            color: #0066cc;
            text-decoration: underline;
            word-break: break-word;
        }

        .issn {
            font-size: 10pt;
            color: #000;
        }

        /* Typography */
        h1, .article-title {
            font-size: 16pt;
            text-align: center;
            color: #1a1a1a;
            margin: 25px 0 20px 0;
            font-weight: bold;
            line-height: 1.4;
        }
        
        h2 {
            font-size: 14pt;
            color: #2c3e50;
            border-bottom: 2px solid #3498db;
            padding-bottom: 5px;
            margin: 30px 0 15px 0;
            font-weight: bold;
        }
        
        .section-abstract { 
            color: #2c3e50; 
            border-bottom: 2px solid #3498db; 
        }
        
        h3 { 
            font-size: 12pt; 
            color: #34495e; 
            margin: 20px 0 10px 0; 
            font-weight: bold; 
        }
        
        h4 { 
            font-size: 11pt; 
            color: #555; 
            margin: 15px 0 10px 0; 
            font-weight: bold; 
        }
        
        p { 
            font-size: 12pt; 
            line-height: 1.6; 
            margin: 12px 0; 
            text-align: justify; 
        }
        
        .author-names {
            font-size: 12pt;
            font-weight: bold;
            text-align: center;
            margin: 10px 0;
        }
        
        .author-affiliation {
            font-style: italic;
            font-size: 11pt;
            text-align: center;
            color: #555;
            line-height: 1.5;
            margin: 10px 0;
        }
        
        .corresponding-author { 
            font-weight: bold; 
            font-size: 11pt; 
            margin: 15px 0; 
        }
        
        .abstract-content { 
            text-align: justify; 
            line-height: 1.7; 
            margin: 15px 0; 
        }
        
        /* Tables */
        table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            box-shadow: 0 2px 8px rgba(0,0,0,0.1);
        }
        
        table td, table th { 
            border: 1pt solid black; 
            padding: 8px 12px; 
            font-size: 12pt; 
        }
        
        table th { 
            background-color: #D9D9D9; 
            font-weight: bold; 
            text-align: center; 
        }
        
        table tr:nth-child(even) { 
            background-color: #fafafa; 
        }
        
        table tr:hover { 
            background-color: #f9f9f9; 
        }
        
        /* Images */
        img { 
            max-width: 100%; 
            height: auto; 
            display: block; 
            margin: 20px auto; 
        }
        
        /* Links */
        a { 
            color: #0066cc; 
            text-decoration: none; 
            transition: color 0.3s ease; 
        }
        
        a:hover { 
            color: #004499; 
            opacity: 0.8; 
        }
        
        /* Lists */
        ol, ul { 
            margin: 15px 0; 
            padding-left: 40px; 
        }
        
        li { 
            margin: 8px 0; 
            line-height: 1.6; 
        }
        
        /* Responsive */
        @media (max-width: 768px) {
            .container { padding: 20px; }
            h1, .article-title { font-size: 14pt; }
            h2 { font-size: 12pt; }
            h3 { font-size: 11pt; }
            p { font-size: 11pt; }
            .publication-dates { grid-template-columns: 1fr; }
            table { font-size: 9pt; }
        }
        
        @media (max-width: 480px) {
            .container { padding: 10px; }
            h1, .article-title { font-size: 12pt; }
            h2 { font-size: 11pt; }
            p { font-size: 10pt; }
            table { font-size: 8pt; display: block; overflow-x: auto; }
        }
        
        /* Print */
        @media print {
            body { background: white; padding: 0; }
            .container { box-shadow: none; padding: 20px; }
            .document-header { border-bottom: 2px solid #000; }
        }