html, body {
  margin: 0;
  padding: 0;
}

/* =============================== */
/* HEADER - Gambar Full Width */
/* =============================== */
.pkp_structure_head {
  background-color: rgba(0,0,0,0) !important;
  border-bottom: none !important;
  padding: 0 !important;
  margin: 0 !important;
  width: 100% !important;
  max-width: 100% !important;
}

.pkp_site_name {
  padding: 0 !important;
  margin: 0 !important;
  width: 100% !important;
}

.pkp_site_name > a {
  padding: 0 !important;
  margin: 0 !important;
  display: block !important;
  width: 100% !important;
  line-height: 0 !important;
}

.pkp_site_name .is_img img {
  width: 100% !important;
  height: auto !important;
  max-height: none !important;
  max-width: 100% !important;
  display: block !important;
  margin: 0 !important;
  padding: 0 !important;
}

.pkp_site_name_wrapper {
  padding: 0 !important;
  margin: 0 !important;
  width: 100% !important;
  max-width: 100% !important;
}

.pkp_navigation_user_wrapper {
  top: 0;
  right: 0;
  padding-right: 30px;
}

.pkp_structure_page {
  margin-top: 20px !important;
  margin-bottom: 20px !important;
  padding-bottom: 20px !important;
}

/* =============================== */
/* HALAMAN DETAIL ARTIKEL */
/* =============================== */
.page_title {
  color: #000000 !important;
  font-weight: bold;
}

/* Nama author - HITAM */
.name,
.author {
  color: #000000 !important;
  font-weight: 600;
}

.name a,
.author a {
  color: #000000 !important;
  text-decoration: none;
}

.name a:hover,
.author a:hover {
  color: #000000 !important;
  text-decoration: underline;
}

/* Affiliation author - abu-abu */
.obj_article_details .author .affiliation,
.obj_article_details .author .email {
  color: #666666 !important;
  font-weight: normal;
}

/* Rata kiri kanan abstract */
.obj_article_details .abstract {
  text-align: justify;
  line-height: 1.7;
  color: #000000 !important;
}

.obj_article_details .abstract p {
  text-align: justify;
  color: #000000 !important;
}

/* Keywords - HITAM */
.obj_article_details .keywords,
.obj_article_details .keywords span,
.obj_article_details .keywords a {
  color: #000000 !important;
  font-weight: normal;
}

.obj_article_details .keywords strong,
.obj_article_details .keywords b {
  color: #000000 !important;
}

.obj_article_details .keywords a:hover {
  color: #000000 !important;
  text-decoration: underline;
}

/* DOI - HITAM */
.obj_article_details .doi,
.obj_article_details .doi a,
.obj_article_details .doi span {
  color: #000000 !important;
}

.obj_article_details .doi a:hover {
  color: #000000 !important;
  text-decoration: underline;
}

/* Citation metrics - HITAM */
.obj_article_details .citations,
.obj_article_details .citations span,
.obj_article_details .citations a {
  color: #000000 !important;
}

/* Section label di detail artikel - HITAM */
.obj_article_details .sub_item .label,
.obj_article_details .item .label {
  color: #000000 !important;
  font-weight: bold;
}

/* Link umum di detail artikel - tetap biru */
.obj_article_details a:not(.name a):not(.author a):not(.keywords a):not(.doi a) {
  color: #140487;
  text-decoration: none;
  font-weight: 600;
}

.obj_article_details a:not(.name a):not(.author a):not(.keywords a):not(.doi a):hover {
  color: #0f0370;
  text-decoration: underline;
}

/* Tombol download PDF di detail artikel - BIRU (UKURAN KECIL) */
.obj_article_details .item .value a.obj_galley_link {
  background-color: #140487;
  color: #ffffff !important;
  padding: 6px 14px;
  border-radius: 4px;
  border: none;
  font-weight: bold;
  font-size: 12px;
  line-height: 1.4;
  display: inline-block;
  transition: all 0.3s ease;
}

.obj_article_details .item .value a.obj_galley_link:hover {
  background-color: #0f0370;
  box-shadow: 0 4px 8px rgba(20, 4, 135, 0.3);
}

/* =============================== */
/* DAFTAR ARTIKEL */
/* =============================== */
a {
  color: #140487;
}

a:hover {
  color: #0f0370;
}

.obj_article_summary {
  border: 2px solid #140487;
  padding: 15px;
  border-radius: 5px;
  box-shadow: 3px 3px #140487;
  background-color: #ffffff;
}

/* Judul artikel di daftar artikel - BIRU */
.obj_article_summary .title {
  color: #140487 !important;
  font-weight: bold;
}

.obj_article_summary .title a {
  color: #140487 !important;
  text-decoration: none;
}

.obj_article_summary .title a:hover {
  color: #0f0370 !important;
  text-decoration: underline;
}

/* Tombol PDF di daftar artikel - BIRU (UKURAN KECIL) */
.obj_article_summary .obj_galley_link,
.obj_article_summary a.obj_galley_link {
  background-color: #140487 !important;
  color: #ffffff !important;
  padding: 5px 12px !important;
  border-radius: 4px !important;
  font-weight: bold !important;
  font-size: 11px !important;
  line-height: 1.4 !important;
  text-decoration: none !important;
  display: inline-block !important;
  transition: all 0.3s ease !important;
}

.obj_article_summary .obj_galley_link:hover,
.obj_article_summary a.obj_galley_link:hover {
  background-color: #0f0370 !important;
  box-shadow: 0 4px 8px rgba(20, 4, 135, 0.3) !important;
  color: #ffffff !important;
}

/* =============================== */
/* MENU SIDEBAR & MENU HEAD */
/* =============================== */
.head-menu {
  height: 50px;
  background-color: transparent;
}

.head-menu a {
  display: block;
  padding: 10px 15px;
  text-align: left;
  background-color: transparent;
  color: #333;
  font-weight: bold;
  text-decoration: none;
  transition: all 0.3s ease;
}

.head-menu a:hover {
  color: #140487;
}

.menu-sidebar {
  font: bold 12px arial, verdana, sans-serif;
}

.menu-sidebar li a {
  text-decoration: none;
  border-top: 1px solid #ffffff;
  color: #ffffff;
  display: block;
  background-color: #140487;
  padding: 10px 15px;
  margin-top: -5px;
  transition: all 0.3s ease;
  font-weight: 500;
}

.menu-sidebar li a:hover {
  background-color: #0f0370;
  color: #ffffff;
}

.menu-sidebar ul {
  list-style: none;
  padding: 0px;
}

.menu-sidebar ul ul {
  position: absolute;
  top: 75px;
  left: 135px;
  visibility: hidden;
}

.menu-sidebar ul li:hover ul {
  visibility: visible;
}

/* =============================== */
/* MENU LAIN (Sidebar Blocks) */
/* =============================== */
.kepala {
  color: #ffffff;
  background: #140487;
  padding: 12px 15px;
  font-family: inherit;
  line-height: 23px;
  font-weight: bold;
  text-align: left;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 13px;
}

.badan a {
  display: block;
  padding: 10px 15px;
  border-bottom: 1px solid #e2e8f0;
  background: #ffffff;
  text-align: left;
  transition: all 0.3s ease;
  color: #333333;
  text-decoration: none;
  font-size: 13px;
}

.badan {
  margin-top: -15px;
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-top: none;
}

.badan a:hover {
  color: #140487 !important;
  font-weight: bold;
  background-color: #f8f7ff;
}

/* =============================== */
/* BREADCRUMB & NAVIGATION */
/* =============================== */
.pkp_structure_breadcrumbs {
  color: #333;
  padding: 10px 0;
  border-bottom: 1px solid #e2e8f0;
  margin-bottom: 20px;
}

.pkp_structure_breadcrumbs a {
  color: #140487;
  text-decoration: none;
  font-weight: 600;
}

.pkp_structure_breadcrumbs a:hover {
  color: #0f0370;
  text-decoration: underline;
}

/* =============================== */
/* PAGINATION */
/* =============================== */
.pkp_pagination {
  text-align: center;
  margin: 20px 0;
}

.pkp_pagination a,
.pkp_pagination .current {
  display: inline-block;
  padding: 6px 12px;
  margin: 0 3px;
  border: 1px solid #140487;
  color: #140487;
  text-decoration: none;
  border-radius: 3px;
  transition: all 0.3s ease;
}

.pkp_pagination a:hover {
  background-color: #140487;
  color: #ffffff;
}

.pkp_pagination .current {
  background-color: #140487;
  color: #ffffff;
  font-weight: bold;
}

/* =============================== */
/* FORM & INPUT */
/* =============================== */
input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
textarea:focus,
select:focus {
  border-color: #140487 !important;
  outline: none;
  box-shadow: 0 0 0 2px rgba(20, 4, 135, 0.2);
}

button,
input[type="submit"],
.pkp_button {
  background-color: #140487 !important;
  color: #ffffff !important;
  border: none !important;
  padding: 8px 20px !important;
  border-radius: 4px !important;
  font-weight: bold !important;
  cursor: pointer;
  transition: all 0.3s ease;
}

button:hover,
input[type="submit"]:hover,
.pkp_button:hover {
  background-color: #0f0370 !important;
  box-shadow: 0 4px 8px rgba(20, 4, 135, 0.3);
}

/* =============================== */
/* FOOTER */
/* =============================== */
.pkp_footer_content {
  float: left;
  width: 70%;
  padding-top: 10px;
  padding-bottom: 10px;
}

.pkp_brand_footer {
  float: right;
  width: 30%;
  padding-top: 10px;
  padding-bottom: 10px;
}

/* =============================== */
/* RESPONSIVE */
/* =============================== */
@media (max-width: 768px) {
  .pkp_footer_content,
  .pkp_brand_footer {
    float: none;
    width: 100%;
    text-align: center;
  }
  
  .obj_article_summary {
    box-shadow: 2px 2px #140487;
  }
  
  /* Tombol PDF lebih kecil di mobile */
  .obj_article_details .item .value a.obj_galley_link {
    padding: 5px 10px;
    font-size: 11px;
  }
  
  .obj_article_summary .obj_galley_link,
  .obj_article_summary a.obj_galley_link {
    padding: 4px 10px !important;
    font-size: 10px !important;
  }
}