:root {
  --penora-navy: #08263f;
  --penora-navy-deep: #061b2e;
  --penora-gold: #e5a528;
  --penora-cream: #fbf8f0;
  --penora-ink: #12283d;
}

/* Penora-branded header */
.pkp_structure_head {
  background: var(--penora-cream) !important;
  border-bottom: 1px solid rgba(8, 38, 63, 0.14);
  box-shadow: 0 2px 14px rgba(8, 38, 63, 0.06);
}

.pkp_site_name .is_text,
.pkp_site_nav_menu a,
.pkp_navigation_primary > li > a,
.pkp_navigation_search_wrapper a,
.pkp_navigation_user > li > a {
  color: var(--penora-navy) !important;
}

.pkp_site_name .is_img img {
  width: auto;
  max-width: 190px;
  max-height: 72px;
}

.pkp_navigation_primary > li > a,
.pkp_navigation_search_wrapper a,
.pkp_navigation_user > li > a {
  font-weight: 600;
  letter-spacing: 0.01em;
}

.pkp_navigation_primary > li > a:hover,
.pkp_navigation_primary > li > a:focus,
.pkp_navigation_search_wrapper a:hover,
.pkp_navigation_search_wrapper a:focus {
  color: var(--penora-navy) !important;
  border-color: var(--penora-gold) !important;
}

.pkp_navigation_primary ul,
.pkp_navigation_user ul {
  background: #ffffff;
  border: 1px solid rgba(8, 38, 63, 0.12);
  box-shadow: 0 12px 30px rgba(8, 38, 63, 0.16);
}

.pkp_navigation_primary ul a,
.pkp_navigation_user ul a {
  color: var(--penora-navy) !important;
}

.pkp_navigation_primary ul a:hover,
.pkp_navigation_primary ul a:focus,
.pkp_navigation_user ul a:hover,
.pkp_navigation_user ul a:focus {
  background: var(--penora-cream);
  border-color: var(--penora-gold);
}

@media (min-width: 992px) {
  .pkp_head_wrapper {
    display: flex !important;
    align-items: center;
    gap: 36px;
    max-width: 1160px;
    min-height: 96px;
    padding: 10px 24px !important;
  }

  .pkp_site_name_wrapper {
    position: static !important;
    flex: 0 0 220px;
    width: 220px !important;
    height: auto !important;
    padding: 0 !important;
  }

  .pkp_site_name {
    position: static !important;
    width: auto !important;
    height: auto !important;
    margin: 0 !important;
    padding: 0 !important;
  }

  .pkp_site_name .is_img {
    display: block;
    width: 205px;
    overflow: visible;
  }

  .pkp_site_name .is_img img {
    width: 190px !important;
    max-width: none;
    max-height: none;
    height: auto !important;
    margin: -20px 0;
  }

  .pkp_site_nav_menu {
    position: static !important;
    display: flex !important;
    flex: 1 1 auto;
    width: auto !important;
    height: auto !important;
    align-items: center;
    justify-content: flex-end;
    background: transparent;
  }

  .pkp_navigation_primary_row {
    position: static !important;
    display: flex !important;
    flex: 0 1 auto;
    width: auto !important;
    height: auto !important;
    margin-left: auto !important;
    align-items: center;
  }

  .pkp_navigation_primary_wrapper {
    position: static !important;
    display: flex !important;
    width: auto !important;
    height: auto !important;
    align-items: center;
    justify-content: flex-end;
  }

  .pkp_navigation_primary {
    display: flex !important;
    flex-wrap: nowrap;
    width: auto !important;
    height: auto !important;
    margin: 0 !important;
    padding: 0 !important;
    max-width: none;
    text-align: right;
  }

  .pkp_navigation_primary > li {
    float: none !important;
  }

  .pkp_navigation_search_wrapper {
    position: static !important;
    float: none !important;
    width: auto !important;
    height: auto !important;
  }

  .pkp_navigation_user_wrapper {
    position: static !important;
    left: auto !important;
    top: auto !important;
    width: auto !important;
    height: auto !important;
    transform: none !important;
    margin: 0 0 0 20px !important;
    padding: 0 !important;
  }

  .pkp_navigation_user {
    display: flex !important;
    width: auto !important;
    height: auto !important;
    margin: 0 !important;
    padding: 0 !important;
  }
}

@media (max-width: 991px) {
  .pkp_site_name {
    background: var(--penora-cream);
  }

  .pkp_site_name .is_img {
    display: block;
    width: 160px;
    overflow: visible;
  }

  .pkp_site_name .is_img img {
    width: 150px !important;
    max-width: none;
    max-height: none;
    height: auto !important;
    margin: 0;
  }

  .pkp_site_nav_menu {
    background: var(--penora-cream);
    border-top: 1px solid rgba(8, 38, 63, 0.12);
  }
}

/* Penora-branded footer */
.pkp_structure_footer_wrapper {
  color: rgba(255, 255, 255, 0.78);
  background: var(--penora-navy-deep);
  border-top: 4px solid var(--penora-gold);
}

.pkp_structure_footer {
  max-width: 1160px;
  margin: 0 auto;
  text-align: left;
}

.pkp_footer_content {
  padding: 54px 24px 28px;
}

.penora-footer-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.8fr 0.9fr 1fr;
  gap: 42px;
}

.penora-footer-title {
  margin: 0 0 14px;
  color: #ffffff;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.65rem;
  line-height: 1.15;
}

.penora-footer-copy {
  max-width: 300px;
  margin: 0;
  line-height: 1.7;
}

.penora-footer-heading {
  margin: 0 0 16px;
  color: var(--penora-gold);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.penora-footer-links {
  margin: 0;
  padding: 0;
  list-style: none;
}

.penora-footer-links li {
  margin: 0 0 10px;
}

.pkp_footer_content a {
  color: #ffffff;
  text-decoration: none;
}

.pkp_footer_content a:hover,
.pkp_footer_content a:focus {
  color: var(--penora-gold);
  text-decoration: underline;
}

.penora-footer-cta {
  display: inline-block;
  margin-top: 14px;
  padding: 10px 15px;
  color: var(--penora-navy-deep) !important;
  background: var(--penora-gold);
  font-weight: 700;
  text-decoration: none !important;
}

.penora-footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 42px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.85rem;
}

.pkp_brand_footer {
  min-height: 80px;
  padding: 20px 24px 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.pkp_brand_footer img {
  filter: grayscale(1) brightness(0) invert(1);
  opacity: 0.6;
}

@media (max-width: 800px) {
  .penora-footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 520px) {
  .penora-footer-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .penora-footer-bottom {
    display: block;
  }

  .penora-footer-bottom span,
  .penora-footer-bottom a {
    display: block;
  }

  .penora-footer-bottom a {
    margin-top: 8px;
  }
}

/* Catalog and monograph presentation */
body.pkp_page_catalog {
  font-size: 0;
  background: #f7f5ef;
}

body.pkp_page_catalog .pkp_structure_page {
  font-size: 14px;
}

.page_catalog,
.page_book {
  color: var(--penora-ink);
}

.page_catalog {
  padding-bottom: 72px;
}

.page_catalog .cmp_breadcrumbs {
  display: inline-block;
  margin-bottom: 24px;
  padding: 9px 14px;
  background: var(--penora-cream);
  border: 1px solid rgba(8, 38, 63, 0.1);
  border-radius: 999px;
}

.page_catalog > h1 {
  margin: 0;
  color: var(--penora-navy);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.08;
}

.page_catalog .monograph_count {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 14px;
  color: var(--penora-navy);
  background: rgba(229, 165, 40, 0.14);
  border: 1px solid rgba(229, 165, 40, 0.45);
  border-radius: 999px;
  font-weight: 700;
}

.page_catalog .cmp_monographs_list {
  margin-top: 32px;
}

.page_catalog .cmp_monographs_list > .row {
  margin: 0;
  border: 0;
}

.page_catalog .obj_monograph_summary {
  display: grid;
  grid-template-columns: 140px minmax(0, 1fr);
  grid-template-rows: auto auto 1fr;
  column-gap: 30px;
  align-items: start;
  width: 100%;
  min-height: 268px;
  padding: 28px;
  background: #ffffff;
  border: 1px solid rgba(8, 38, 63, 0.11);
  border-radius: 18px;
  box-shadow: 0 16px 40px rgba(8, 38, 63, 0.08);
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
}

.page_catalog .obj_monograph_summary:hover {
  transform: translateY(-2px);
  border-color: rgba(229, 165, 40, 0.65);
  box-shadow: 0 20px 46px rgba(8, 38, 63, 0.13);
}

.page_catalog .obj_monograph_summary .cover {
  position: relative;
  grid-column: 1;
  grid-row: 1 / 4;
  display: block;
  width: 140px;
  height: 210px;
  overflow: hidden;
  background: linear-gradient(145deg, #123f63 0%, var(--penora-navy-deep) 68%, #0d2030 100%);
  border-radius: 8px;
  box-shadow: 0 13px 25px rgba(8, 38, 63, 0.22);
}

.page_catalog .obj_monograph_summary .cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page_catalog .obj_monograph_summary .cover:has(img[src*="book-default_t.png"])::before,
.page_book .entry_details .cover:has(img[src*="book-default_t.png"])::before {
  content: "PENORA\A PUBLISHERS";
  position: absolute;
  z-index: 2;
  top: 30px;
  right: 18px;
  left: 18px;
  color: #ffffff;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: 0.12em;
  text-align: center;
  white-space: pre;
}

.page_catalog .obj_monograph_summary .cover:has(img[src*="book-default_t.png"])::after,
.page_book .entry_details .cover:has(img[src*="book-default_t.png"])::after {
  content: "";
  position: absolute;
  z-index: 2;
  top: 84px;
  right: 28px;
  left: 28px;
  height: 3px;
  background: var(--penora-gold);
  box-shadow: 0 12px 0 rgba(229, 165, 40, 0.45);
}

.page_catalog .obj_monograph_summary .cover img[src*="book-default_t.png"],
.page_book .entry_details .cover img[src*="book-default_t.png"] {
  opacity: 0;
}

.page_catalog .obj_monograph_summary .title {
  grid-column: 2;
  margin: 14px 0 10px;
  line-height: 1.25;
}

.page_catalog .obj_monograph_summary .title > a {
  display: inline-block;
  color: var(--penora-navy);
  font-size: 0;
  font-weight: 700;
  line-height: 1.25;
  text-decoration: none;
}

.page_catalog .obj_monograph_summary .title > a i {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.55rem;
  font-style: normal;
}

.page_catalog .obj_monograph_summary .title > a:hover,
.page_catalog .obj_monograph_summary .title > a:focus {
  color: #a66c00;
}

.page_catalog .obj_monograph_summary .author {
  grid-column: 2;
  color: #344b5f;
  font-size: 1rem;
  font-weight: 600;
}

.page_catalog .obj_monograph_summary .date {
  grid-column: 2;
  margin-top: 10px;
  color: #6d7b87;
  font-size: 0.9rem;
}

.page_book .obj_monograph_full > .title {
  margin: 0 0 28px;
  padding: 30px 34px;
  color: var(--penora-navy);
  background: linear-gradient(110deg, var(--penora-cream), #ffffff);
  border: 1px solid rgba(8, 38, 63, 0.1);
  border-left: 5px solid var(--penora-gold);
  border-radius: 16px;
  font-size: 0;
  line-height: 1.14;
  box-shadow: 0 12px 30px rgba(8, 38, 63, 0.06);
}

.page_book .obj_monograph_full > .title i {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-style: normal;
}

.page_book .obj_monograph_full > .row {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(270px, 0.8fr);
  gap: 30px;
  margin: 0;
}

.page_book .obj_monograph_full > .row::before,
.page_book .obj_monograph_full > .row::after {
  display: none !important;
  content: none !important;
}

.page_book .main_entry,
.page_book .entry_details {
  float: none;
  width: auto;
  margin: 0;
  padding: 0;
  border: 0;
}

.page_book .main_entry > .item,
.page_book .entry_details > .item,
.page_book .entry_details > .sub_item {
  margin: 0 0 16px;
  padding: 24px 26px;
  background: #ffffff;
  border: 1px solid rgba(8, 38, 63, 0.1);
  border-radius: 14px;
  box-shadow: 0 9px 25px rgba(8, 38, 63, 0.055);
}

.page_book .main_entry .item .label,
.page_book .entry_details .item .label,
.page_book .entry_details .sub_item .label {
  margin: 0 0 12px;
  color: var(--penora-navy);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.12rem;
  font-weight: 700;
  line-height: 1.3;
}

.page_book .main_entry .authors {
  background: var(--penora-cream);
  border-color: rgba(229, 165, 40, 0.35);
}

.page_book .main_entry .authors .sub_item > .label {
  font-family: inherit;
  font-size: 1.05rem;
}

.page_book .main_entry .affiliation {
  margin-top: 6px;
  color: #667684;
}

.page_book .main_entry .doi a {
  color: #0a638a;
  overflow-wrap: anywhere;
}

.page_book .main_entry .keywords .value {
  display: inline-block;
  padding: 9px 12px;
  color: #294357;
  background: rgba(229, 165, 40, 0.12);
  border-radius: 8px;
  line-height: 1.6;
}

.page_book .main_entry .abstract .value {
  color: #344b5f;
  font-size: 1rem;
  line-height: 1.82;
}

.page_book .main_entry .abstract p {
  margin: 0 0 1.25em;
}

.page_book .entry_details {
  align-self: start;
  position: sticky;
  top: 22px;
}

.page_book .entry_details .cover {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 330px;
  padding: 30px;
  overflow: hidden;
  background: var(--penora-cream);
}

.page_book .entry_details .cover img {
  width: 180px;
  max-height: 270px;
  object-fit: cover;
  border-radius: 8px;
  box-shadow: 0 14px 30px rgba(8, 38, 63, 0.22);
}

.page_book .entry_details .cover:has(img[src*="book-default_t.png"]) {
  background: linear-gradient(145deg, #123f63 0%, var(--penora-navy-deep) 70%, #0d2030 100%);
}

.page_book .entry_details .cover:has(img[src*="book-default_t.png"])::before {
  top: 70px;
  right: 40px;
  left: 40px;
  font-size: 1.25rem;
}

.page_book .entry_details .cover:has(img[src*="book-default_t.png"])::after {
  top: 145px;
  right: 58px;
  left: 58px;
}

.page_book .entry_details .copyright {
  color: #536878;
  line-height: 1.55;
}

.page_book .entry_details .license p {
  margin-bottom: 0;
  line-height: 1.6;
}

.page_book #citationOutput {
  padding: 14px;
  background: var(--penora-cream);
  border-left: 3px solid var(--penora-gold);
  border-radius: 6px;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.page_book .citation_formats_button {
  margin-top: 14px;
  padding: 10px 14px;
  color: var(--penora-navy);
  background: rgba(229, 165, 40, 0.16);
  border: 1px solid rgba(229, 165, 40, 0.55);
  border-radius: 7px;
  font-weight: 700;
}

.page_book .citation_formats_button:hover,
.page_book .citation_formats_button:focus {
  background: var(--penora-gold);
}

@media (max-width: 767px) {
  .page_catalog {
    padding-bottom: 48px;
  }

  .page_catalog .obj_monograph_summary {
    grid-template-columns: 100px minmax(0, 1fr);
    column-gap: 20px;
    min-height: 214px;
    padding: 20px;
    border-radius: 14px;
  }

  .page_catalog .obj_monograph_summary .cover {
    width: 100px;
    height: 150px;
  }

  .page_catalog .obj_monograph_summary .cover:has(img[src*="book-default_t.png"])::before {
    top: 22px;
    right: 10px;
    left: 10px;
    font-size: 0.68rem;
  }

  .page_catalog .obj_monograph_summary .cover:has(img[src*="book-default_t.png"])::after {
    top: 66px;
    right: 18px;
    left: 18px;
  }

  .page_catalog .obj_monograph_summary .title {
    margin-top: 4px;
  }

  .page_catalog .obj_monograph_summary .title > a i {
    font-size: 1.2rem;
  }

  .page_book .obj_monograph_full > .title {
    margin-bottom: 20px;
    padding: 22px 20px;
    border-radius: 12px;
  }

  .page_book .obj_monograph_full > .title i {
    font-size: 1.8rem;
  }

  .page_book .obj_monograph_full > .row {
    display: block;
  }

  .page_book .main_entry > .item,
  .page_book .entry_details > .item,
  .page_book .entry_details > .sub_item {
    padding: 20px;
    border-radius: 12px;
  }

  .page_book .entry_details {
    position: static;
    margin-top: 24px;
  }

  .page_book .entry_details .cover {
    min-height: 285px;
  }
}

@media (max-width: 420px) {
  .page_catalog .obj_monograph_summary {
    grid-template-columns: 82px minmax(0, 1fr);
    column-gap: 16px;
    min-height: 176px;
    padding: 16px;
  }

  .page_catalog .obj_monograph_summary .cover {
    width: 82px;
    height: 123px;
  }

  .page_catalog .obj_monograph_summary .cover:has(img[src*="book-default_t.png"])::before {
    top: 18px;
    font-size: 0.57rem;
  }

  .page_catalog .obj_monograph_summary .cover:has(img[src*="book-default_t.png"])::after {
    top: 55px;
  }

  .page_catalog .obj_monograph_summary .title > a i {
    font-size: 1.02rem;
  }

  .page_catalog .obj_monograph_summary .author {
    font-size: 0.88rem;
  }
}

/* Mobile navigation visibility and spacing */
@media (max-width: 991px) {
  .pkp_head_wrapper,
  .pkp_site_name_wrapper {
    min-height: 72px;
  }

  .pkp_site_name {
    display: flex;
    align-items: center;
    height: 72px;
    padding-left: 18px;
  }

  .pkp_site_name .is_img {
    margin: 0;
  }

  .pkp_site_name .is_img img {
    display: block;
  }

  .pkp_site_nav_toggle {
    top: 12px;
    width: 48px;
    height: 48px;
    background: rgba(8, 38, 63, 0.07);
    border: 1px solid rgba(8, 38, 63, 0.2);
    border-radius: 6px;
  }

  .pkp_site_nav_toggle span {
    border-bottom-color: var(--penora-navy) !important;
  }

  .pkp_site_nav_toggle span::before,
  .pkp_site_nav_toggle span::after {
    background: var(--penora-navy) !important;
  }

  .pkp_site_nav_toggle--transform span {
    border-bottom-color: transparent !important;
  }

  .pkp_site_nav_menu {
    position: relative;
    z-index: 998;
    width: 100%;
    padding: 8px 16px 20px;
    box-shadow: 0 12px 28px rgba(8, 38, 63, 0.12);
  }

  .pkp_navigation_primary_wrapper,
  .pkp_navigation_primary {
    width: 100% !important;
  }

  .pkp_navigation_primary > li > a {
    display: flex;
    align-items: center;
    min-height: 44px;
  }
}