/* =======================================================
   ATLAS INTELEKTUAL — Elsevier‑Style Professional Theme
   Inspired by Elsevier publisher layout
   ======================================================= */

/* Base typography */
body {
    font-family: "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: #333333;
    background-color: #ffffff;
}

/* Header */
.pkp_site_name_wrapper {
    background: #ffffff;
    border-bottom: 4px solid #ff6c00;
}

.pkp_site_name {
    font-weight: 700;
    font-size: 28px;
    color: #ff6c00;
}

/* Navigation */
.pkp_navigation_primary_wrapper {
    background: #f7f7f7;
    border-bottom: 1px solid #ddd;
}

.pkp_navigation_primary > li > a {
    color: #333;
    font-weight: 600;
    padding: 14px 18px;
}

.pkp_navigation_primary > li > a:hover {
    color: #ff6c00;
}

/* Buttons */
.pkp_button,
button,
input[type="submit"] {
    background: #ff6c00;
    border: none;
    color: #fff;
    padding: 10px 18px;
    font-weight: 600;
    border-radius: 4px;
}

.pkp_button:hover {
    background: #e65c00;
}

/* Content area */
.pkp_structure_content {
    max-width: 1200px;
    margin: auto;
    padding: 30px;
}

/* Article / Book cards */
.obj_monograph_summary,
.obj_submission_summary {
    border: 1px solid #e5e5e5;
    border-radius: 6px;
    padding: 20px;
    margin-bottom: 20px;
    transition: all 0.2s ease;
}

.obj_monograph_summary:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    border-color: #ff6c00;
}

/* Titles */
h1, h2, h3, h4 {
    color: #222;
    font-weight: 700;
}

a {
    color: #ff6c00;
}

a:hover {
    text-decoration: underline;
}

/* Sidebar */
.pkp_structure_sidebar {
    background: #fafafa;
    padding: 20px;
    border-left: 1px solid #eee;
}

/* Footer */
.pkp_structure_footer_wrapper {
    background: #2b2b2b;
    color: #ffffff;
    padding: 40px 0;
}

.pkp_structure_footer_wrapper a {
    color: #ff6c00;
}

/* Search box */
.pkp_search input[type="text"] {
    border: 1px solid #ccc;
    border-radius: 4px;
    padding: 8px;
}

/* Hero banner style */
.homepage_image {
    border-radius: 6px;
    margin-bottom: 25px;
}

/* Responsive */
@media (max-width: 768px) {
    .pkp_structure_content {
        padding: 15px;
    }
}