:root {
  --ns-teal: #008c83;
  --ns-teal-dark: #006f69;
  --ns-navy: #0b1733;
  --ns-ink: #122033;
  --ns-muted: #64748b;
  --ns-line: #dbe5ea;
  --ns-soft: #f5f8fb;
  --ns-white: #ffffff;
  --ns-gold: #b8872b;
  --ns-shadow: 0 18px 42px rgba(11, 23, 51, 0.08);
}

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--ns-soft);
  color: var(--ns-ink);
  font-family: Inter, Manrope, "Noto Sans", "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: 0;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  background:
    linear-gradient(180deg, rgba(0, 140, 131, 0.08), transparent 260px),
    repeating-linear-gradient(90deg, rgba(11, 23, 51, 0.035) 0, rgba(11, 23, 51, 0.035) 1px, transparent 1px, transparent 88px);
}

.pkp_structure_page {
  min-height: 100vh;
  background: transparent;
}

a {
  color: var(--ns-teal-dark);
  text-decoration-color: rgba(0, 140, 131, 0.35);
  text-underline-offset: 3px;
  transition: color .16s ease, border-color .16s ease, background-color .16s ease, box-shadow .16s ease;
}

a:hover,
a:focus-visible { color: var(--ns-navy); }

.cmp_skip_to_content a {
  position: absolute;
  left: -999px;
  top: 12px;
  z-index: 2000;
  background: var(--ns-navy);
  color: var(--ns-white);
  padding: 10px 14px;
  border-radius: 6px;
}

.cmp_skip_to_content a:focus { left: 12px; }

.pkp_structure_head {
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid rgba(219, 229, 234, .95);
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(14px);
  box-shadow: 0 1px 0 rgba(0, 140, 131, .8) inset, 0 12px 28px rgba(11, 23, 51, .04);
}

.pkp_head_wrapper {
  max-width: 1180px;
  min-height: 78px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.pkp_site_name_wrapper { display: flex; align-items: center; min-width: 0; }

.pkp_site_name { margin: 0; }

.pkp_site_name .is_text,
.pkp_site_name a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ns-navy);
  font-size: 1.08rem;
  font-weight: 800;
  line-height: 1.1;
  text-decoration: none;
  white-space: nowrap;
}

.pkp_site_name .is_text::before,
.pkp_site_name a::before {
  content: "NS";
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(0, 140, 131, .28);
  border-radius: 8px;
  background: linear-gradient(135deg, #0b1733, #008c83);
  color: var(--ns-white);
  font-size: .72rem;
  font-weight: 900;
  box-shadow: 0 8px 20px rgba(0, 140, 131, .18);
}

.pkp_site_nav_menu {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 20px;
  flex: 1;
}

.pkp_navigation_primary_row,
.pkp_navigation_primary_wrapper { display: flex; align-items: center; }

.pkp_nav_list,
.pkp_navigation_primary,
.pkp_navigation_user,
.cmp_article_list,
.galleys_links {
  margin: 0;
  padding: 0;
  list-style: none;
}

.pkp_navigation_primary,
.pkp_navigation_user {
  display: flex;
  align-items: center;
  gap: 4px;
}

.pkp_navigation_primary > li,
.pkp_navigation_user > li { position: relative; }

.pkp_navigation_primary > li > a,
.pkp_navigation_user > li > a,
.pkp_search {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 12px;
  border-radius: 6px;
  color: rgba(18, 32, 51, .76);
  font-size: .75rem;
  font-weight: 800;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0;
}

.pkp_navigation_primary > li > a:hover,
.pkp_navigation_primary > li > a:focus-visible,
.pkp_navigation_user > li > a:hover,
.pkp_navigation_user > li > a:focus-visible,
.pkp_search:hover,
.pkp_search:focus-visible {
  background: rgba(0, 140, 131, .08);
  color: var(--ns-teal-dark);
  outline: 0;
}

.pkp_navigation_primary ul {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  min-width: 230px;
  padding: 8px;
  border: 1px solid var(--ns-line);
  border-radius: 8px;
  background: var(--ns-white);
  box-shadow: var(--ns-shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
}

.pkp_navigation_primary li:hover > ul,
.pkp_navigation_primary li:focus-within > ul {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.pkp_navigation_primary ul a {
  display: block;
  padding: 9px 10px;
  border-radius: 6px;
  color: var(--ns-ink);
  text-decoration: none;
}

.pkp_navigation_primary ul a:hover,
.pkp_navigation_primary ul a:focus-visible { background: rgba(0, 140, 131, .08); color: var(--ns-teal-dark); }

#navigationUserWrapper { display: flex; align-items: center; }

.pkp_navigation_user .profile:last-child a,
.pkp_navigation_user a[href$="/login"] {
  background: var(--ns-teal);
  color: var(--ns-white);
  box-shadow: 0 8px 18px rgba(0, 140, 131, .18);
}

.pkp_navigation_user .profile:last-child a:hover,
.pkp_navigation_user a[href$="/login"]:hover { background: var(--ns-teal-dark); color: var(--ns-white); }

.pkp_site_nav_toggle { display: none; }

.pkp_structure_content {
  max-width: 1180px;
  margin: 0 auto;
  padding: 42px 24px 82px;
}

.pkp_structure_main {
  width: 100%;
  min-width: 0;
}

.page_index_journal,
.page_issue,
.page_article,
.page_about,
.page_login,
.page_register,
.page_search {
  background: var(--ns-white);
  border: 1px solid rgba(219, 229, 234, .95);
  border-radius: 8px;
  box-shadow: var(--ns-shadow);
  overflow: hidden;
}

.page_index_journal::before,
.page_issue::before,
.page_article::before,
.page_about::before {
  content: "NiviScholar Insights";
  display: block;
  padding: 44px 46px 16px;
  background: linear-gradient(135deg, #ffffff 0%, #eef8f7 62%, #f6f4ee 100%);
  color: var(--ns-teal-dark);
  font-size: .72rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0;
}

.current_issue,
.obj_issue_toc,
.page_article .article_details,
.page_about,
.page_login,
.page_register,
.page_search {
  padding: 0 46px 46px;
}

.current_issue h2,
.page h1,
.page_article h1,
.page_issue h1,
.obj_article_details .page_title {
  margin: 0 0 18px;
  max-width: 820px;
  color: var(--ns-navy);
  font-size: 2.35rem;
  line-height: 1.08;
  font-weight: 850;
  letter-spacing: 0;
}

.current_issue_title,
.obj_issue_toc > .heading .description,
.obj_article_details .subtitle,
.obj_article_details .abstract,
.obj_article_details .item.abstract,
.page p {
  max-width: 760px;
}

.current_issue_title {
  margin-bottom: 8px;
  color: var(--ns-navy);
  font-size: 1.05rem;
  font-weight: 800;
}

.obj_issue_toc > .heading {
  margin: 18px 0 34px;
  padding: 20px 22px;
  border-left: 4px solid var(--ns-teal);
  border-radius: 8px;
  background: #f8fbfc;
}

.obj_issue_toc .description { color: var(--ns-muted); }
.obj_issue_toc .published { margin-top: 10px; color: var(--ns-muted); font-size: .92rem; }
.obj_issue_toc .published .label { color: var(--ns-ink); font-weight: 800; }

.sections .section h3,
.section h2,
.obj_article_details h2,
.obj_article_details h3,
.page h2 {
  margin: 28px 0 16px;
  color: var(--ns-navy);
  font-size: 1.1rem;
  font-weight: 850;
  letter-spacing: 0;
}

.cmp_article_list.articles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

.obj_article_summary {
  height: 100%;
  padding: 22px;
  border: 1px solid var(--ns-line);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 2px 8px rgba(11, 23, 51, .035);
}

.obj_article_summary:hover { border-color: rgba(0, 140, 131, .45); }

.obj_article_summary .title,
.obj_article_summary .title a {
  margin: 0;
  color: var(--ns-navy);
  font-size: 1.04rem;
  line-height: 1.35;
  font-weight: 850;
  text-decoration: none;
}

.obj_article_summary .title a:hover { color: var(--ns-teal-dark); }
.obj_article_summary .meta { margin-top: 14px; color: var(--ns-muted); font-size: .92rem; }

.galleys_links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.obj_galley_link,
.obj_galley_link.pdf,
.galleys_links a,
.read_more,
.cmp_button,
button.submit,
input[type="submit"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 16px;
  border: 1px solid var(--ns-teal);
  border-radius: 6px;
  background: var(--ns-teal);
  color: var(--ns-white) !important;
  font-size: .76rem;
  font-weight: 850;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0;
}

.obj_galley_link:hover,
.read_more:hover,
.cmp_button:hover,
button.submit:hover,
input[type="submit"]:hover {
  background: var(--ns-teal-dark);
  border-color: var(--ns-teal-dark);
  color: var(--ns-white) !important;
}

.read_more { margin-top: 28px; }

.pkp_structure_footer_wrapper,
.pkp_structure_footer {
  background: var(--ns-navy);
  color: rgba(255, 255, 255, .72);
}

.pkp_structure_footer_wrapper { margin-top: 56px; }
.pkp_structure_footer { max-width: 1180px; margin: 0 auto; padding: 34px 24px; }
.pkp_structure_footer a { color: var(--ns-white); }

input[type="text"],
input[type="email"],
input[type="password"],
input[type="url"],
textarea,
select {
  width: 100%;
  max-width: 640px;
  min-height: 42px;
  border: 1px solid var(--ns-line);
  border-radius: 6px;
  background: var(--ns-white);
  color: var(--ns-ink);
  padding: 8px 10px;
  box-shadow: inset 0 1px 0 rgba(11, 23, 51, .02);
}

input:focus,
textarea:focus,
select:focus {
  outline: 2px solid rgba(0, 140, 131, .2);
  border-color: var(--ns-teal);
}

.obj_article_details .authors,
.obj_article_details .item,
.obj_article_details .entry_details,
.obj_article_details .main_entry,
.item.references,
.item.keywords {
  color: var(--ns-ink);
}

.obj_article_details .item .label,
.obj_article_details .item > h2,
.obj_article_details .item > h3 { color: var(--ns-navy); }

@media (max-width: 860px) {
  .pkp_head_wrapper { min-height: auto; padding: 14px 18px; align-items: flex-start; flex-direction: column; gap: 14px; }
  .pkp_site_nav_menu { width: 100%; align-items: flex-start; flex-direction: column; gap: 12px; }
  .pkp_navigation_primary,
  .pkp_navigation_user { flex-wrap: wrap; align-items: flex-start; }
  .pkp_navigation_primary ul { position: static; min-width: 100%; opacity: 1; visibility: visible; transform: none; box-shadow: none; margin-top: 6px; }
  .pkp_structure_content { padding: 24px 14px 56px; }
  .page_index_journal::before,
  .page_issue::before,
  .page_article::before,
  .page_about::before { padding: 30px 22px 12px; }
  .current_issue,
  .obj_issue_toc,
  .page_article .article_details,
  .page_about,
  .page_login,
  .page_register,
  .page_search { padding: 0 22px 30px; }
  .current_issue h2,
  .page h1,
  .page_article h1,
  .page_issue h1,
  .obj_article_details .page_title { font-size: 1.72rem; }
  .cmp_article_list.articles { grid-template-columns: 1fr; }
}