/* ==========================================================================
   EDULEARN — Additional Stylesheet
   Unggah di: Settings → Website → Appearance → Additional Stylesheet
   Diuji pada OJS 3.3 / 3.4 Default Theme.
   Ganti #2c6e91 bila warna merek jurnal berubah.
   ========================================================================== */

:root {
  --edulearn-primary: #2c6e91;
  --edulearn-dark: #1f5170;
  --edulearn-accent: #d98324;
  --edulearn-border: #dfe6ec;
  --edulearn-muted: #6b7c89;
}

/* --- Header: rapatkan jarak, pertegas judul ------------------------------ */
.pkp_structure_head {
  background: var(--edulearn-primary);
  border-bottom: 3px solid var(--edulearn-accent);
}
.pkp_site_name .is_img img { max-height: 90px; width: auto; }
.pkp_site_name_wrapper { padding: 14px 0; }

/* --- Navigasi utama ------------------------------------------------------ */
.pkp_navigation_primary > li > a {
  font-weight: 600;
  letter-spacing: .2px;
  transition: background .15s ease;
}
.pkp_navigation_primary > li > a:hover {
  background: rgba(255,255,255,.14);
  border-radius: 4px;
}

/* --- Isi utama: beri ruang bernapas -------------------------------------- */
.pkp_structure_main { padding-top: 26px; }

/* --- Judul terbitan & artikel -------------------------------------------- */
.obj_issue_toc > .heading h2,
.page_index_journal .current_issue_title {
  border-left: 5px solid var(--edulearn-accent);
  padding-left: 12px;
  font-weight: 700;
}

/* --- Kartu artikel di daftar isi ----------------------------------------- */
.obj_article_summary {
  border: 1px solid var(--edulearn-border);
  border-radius: 6px;
  padding: 16px 18px;
  margin-bottom: 14px;
  background: #fff;
  transition: box-shadow .18s ease, border-color .18s ease;
}
.obj_article_summary:hover {
  border-color: var(--edulearn-primary);
  box-shadow: 0 2px 10px rgba(44,110,145,.10);
}
.obj_article_summary > .title a {
  color: var(--edulearn-dark);
  font-weight: 600;
  line-height: 1.45;
}
.obj_article_summary > .title a:hover { color: var(--edulearn-accent); }
.obj_article_summary .authors {
  color: var(--edulearn-muted);
  font-size: .92em;
  font-style: italic;
}

/* --- Tombol galley (PDF) ------------------------------------------------- */
.obj_article_summary .galleys_links .obj_galley_link,
.obj_article_details .galleys_links .obj_galley_link {
  background: var(--edulearn-primary);
  color: #fff;
  border: 0;
  border-radius: 4px;
  font-weight: 600;
  padding: 6px 14px;
}
.obj_article_summary .galleys_links .obj_galley_link:hover,
.obj_article_details .galleys_links .obj_galley_link:hover {
  background: var(--edulearn-dark);
  color: #fff;
}

/* --- Sidebar ------------------------------------------------------------- */
.pkp_structure_sidebar .pkp_block { margin-bottom: 20px; }
.pkp_structure_sidebar .pkp_block .title {
  background: var(--edulearn-primary);
  color: #fff;
  padding: 9px 12px;
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .4px;
  border-radius: 6px 6px 0 0;
}
.pkp_structure_sidebar .pkp_block .content {
  border: 1px solid var(--edulearn-border);
  border-top: 0;
  border-radius: 0 0 6px 6px;
  padding: 12px;
  background: #fff;
  font-size: 12.5px;
}

/* --- Halaman detail artikel ---------------------------------------------- */
.obj_article_details .page_title {
  font-weight: 700;
  line-height: 1.35;
  color: var(--edulearn-dark);
}
.obj_article_details .item.abstract {
  background: #f7f9fb;
  border-left: 4px solid var(--edulearn-primary);
  padding: 16px 18px;
  border-radius: 0 5px 5px 0;
  text-align: justify;
}
.obj_article_details .item.doi a { color: var(--edulearn-accent); font-weight: 600; }
.obj_article_details .item.keywords .value { font-style: italic; }

/* --- Daftar pustaka pada halaman artikel --------------------------------- */
.obj_article_details .item.references .value {
  font-size: .92em;
  line-height: 1.7;
}

/* --- Pengumuman ---------------------------------------------------------- */
.obj_announcement_summary {
  border-left: 4px solid var(--edulearn-accent);
  background: #fffaf3;
  padding: 14px 18px;
  border-radius: 0 5px 5px 0;
  margin-bottom: 16px;
}

/* --- Footer -------------------------------------------------------------- */
.pkp_structure_footer_wrapper {
  background: #f2f5f7;
  border-top: 1px solid var(--edulearn-border);
}
.pkp_brand_footer { opacity: .55; }

/* --- Responsif ----------------------------------------------------------- */
@media (max-width: 768px) {
  .pkp_site_name .is_img img { max-height: 58px; }
  .obj_article_summary { padding: 13px 14px; }
  .pkp_structure_main { padding-top: 16px; }
}