/* =========================================================
   IJCS Academia – ScienceDirect / MDPI Journal Stylesheet
   Ready for Direct Upload (OJS 3.x)
   ========================================================= */

/* Base typography */
body {
    font-family: "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    line-height: 1.65;
    color: #1a1a1a;
    background: #ffffff;
}

a {
    color: #0056b3;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Header & navigation */
.pkp_site_name {
    font-size: 22px;
    font-weight: 600;
}

.pkp_navigation_primary a {
    font-size: 13px;
    font-weight: 500;
}

/* Article title & metadata */
.pkp_page_article .page_title {
    font-size: 24px;
    font-weight: 700;
    line-height: 1.35;
    margin-bottom: 8px;
}

.pkp_page_article .authors {
    font-size: 13px;
    color: #444;
    margin-bottom: 10px;
}

.pkp_page_article .published {
    font-size: 12px;
    color: #666;
}

/* DOI & citation box */
.citation_box {
    border: 1px solid #e0e0e0;
    background: #f9fafb;
    padding: 12px;
    margin: 15px 0;
    font-size: 12px;
}

/* Abstract */
.pkp_page_article .abstract {
    background: #f4f6f8;
    padding: 18px;
    border-left: 5px solid #0056b3;
    margin: 25px 0;
}

.pkp_page_article .abstract p {
    font-size: 13px;
    text-align: justify;
}

/* Keywords */
.pkp_page_article .keywords {
    font-size: 12px;
    margin-top: 8px;
    color: #555;
}

/* Article body */
.pkp_page_article .article-details p {
    font-size: 14px;
    margin-bottom: 14px;
    text-align: justify;
}

.pkp_page_article h2 {
    font-size: 18px;
    font-weight: 700;
    margin-top: 30px;
}

.pkp_page_article h3 {
    font-size: 16px;
    font-weight: 600;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    margin: 20px 0;
}

table th,
table td {
    border: 1px solid #d0d0d0;
    padding: 8px;
}

table th {
    background: #f2f2f2;
    font-weight: 600;
}

/* Figures */
figure {
    margin: 20px auto;
    text-align: center;
}

figcaption {
    font-size: 12px;
    color: #555;
}

/* References */
.references {
    margin-top: 35px;
}

.references li {
    font-size: 13px;
    margin-bottom: 10px;
    line-height: 1.6;
}

/* Sidebar */
.pkp_structure_sidebar {
    font-size: 13px;
}

.pkp_structure_sidebar h2 {
    font-size: 15px;
    font-weight: 600;
}

/* Buttons */
button,
input[type="submit"] {
    background: #0056b3;
    color: #fff;
    font-size: 13px;
    border-radius: 3px;
    padding: 6px 14px;
}

button:hover,
input[type="submit"]:hover {
    background: #003d80;
}

/* Footer */
.pkp_structure_footer {
    font-size: 12px;
    color: #666;
    border-top: 1px solid #ddd;
    margin-top: 40px;
}

/* PDF + HTML consistency */
.article-details,
.obj_galley_link {
    max-width: 900px;
    margin: auto;
}

/* Mobile */
@media (max-width: 768px) {
    body {
        font-size: 13px;
    }

    .pkp_page_article .page_title {
        font-size: 20px;
    }
}