/* =====================================================
   MSDS (Mathematical, Statistical and Data Sciences)
   Visual identity: Deep Orange & Amber
   ===================================================== */

/* ================= HEADER / BANNER ================= */
.pkp_structure_head {
  padding: 0 !important;
  height: calc(100vw * 342.75 / 2048) !important;
  min-height: 105px !important;
  max-height: 315px !important;
  overflow: visible !important;
  display: flex !important;
  flex-direction: column !important;
  justify-content: flex-end !important;
  background-color: #061829 !important;
  background-image: url('https://msds.advantacore-sp.org/public/journals/1/cover_cropped.png') !important;
  background-size: 100% 100% !important;
  background-repeat: no-repeat !important;
  background-position: center !important;
  position: relative !important;
  z-index: 10 !important;
}

.pkp_site_name {
  display: none !important;
}

.pkp_site_name .is_text {
  font-size: 28px !important;
  font-weight: 700 !important;
  color: #ffffff !important;
  line-height: 1.3 !important;
  text-shadow: 1px 1px 3px rgba(0,0,0,0.35) !important;
}

/* ================= MENU STRIP ================= */
.pkp_navigation_primary_row,
.pkp_navigation_primary_wrapper {
  background: #0A2238 !important;
  overflow: visible !important;
}

.pkp_navigation_primary {
  flex-wrap: nowrap !important;
}

.pkp_navigation_primary li {
  flex: 0 0 auto !important;
}

.pkp_navigation_primary a {
  color: #ffffff !important;
  padding-left: 5px !important;
  padding-right: 5px !important;
  font-size: 13px !important;
  white-space: nowrap !important;
}

.pkp_navigation_primary a:hover,
.pkp_navigation_primary li.current > a {
  background: rgba(255,255,255,0.15) !important;
}

/* ================= LINKS & ACCENTS ================= */
a {
  color: #0B2A47;
}

a:hover {
  color: #0A2238;
}

.pkp_button.pkp_button_primary,
.pkp_button.submitFormButton {
  background: #1C4B6E !important;
  border-color: #0B2A47 !important;
}

.pkp_button.pkp_button_primary:hover,
.pkp_button.submitFormButton:hover {
  background: #0B2A47 !important;
}

/* ================= CARDS / BLOCKS ================= */
.pkp_block {
  border-top: 3px solid #1C4B6E !important;
}

.cmp_card,
.pkp_section_content {
  background: #EAF4F8;
}

/* ================= HIDE OJS LOGO ================= */
.pkp_brand_footer {
  display: none !important;
}

/* ================= FOOTER ================= */
.pkp_structure_footer_wrapper,
.pkp_structure_footer {
  background: #061625 !important;
  color: #ffffff !important;
  padding: 25px 0 !important;
}

.pkp_structure_footer a {
  color: #7FC8DB !important;
}

/* ================= MOBILE ================= */
@media (max-width: 600px) {
  .pkp_structure_head {
    min-height: 110px !important;
  }

  .pkp_site_name .is_text {
    font-size: 18px !important;
    white-space: normal !important;
  }

  .pkp_navigation_primary_row,
  .pkp_navigation_primary_wrapper {
    height: auto !important;
    max-height: none !important;
    overflow: visible !important;
    background: #0A2238 !important;
    padding: 0 !important;
  }

  /* top-level items: clean full-width stacked rows */
  .pkp_navigation_primary {
    display: block !important;
    flex-wrap: wrap !important;
    gap: 0 !important;
    height: auto !important;
    padding: 4px 0 !important;
    justify-content: flex-start !important;
  }

  .pkp_navigation_primary > li {
    display: block !important;
    width: 100% !important;
    height: auto !important;
    flex: 0 0 auto !important;
    border-bottom: 1px solid rgba(255,255,255,0.1) !important;
  }

  .pkp_navigation_primary > li:last-child {
    border-bottom: none !important;
  }

  .pkp_navigation_primary > li > a {
    display: block !important;
    width: 100% !important;
    box-sizing: border-box !important;
    height: auto !important;
    padding: 13px 18px !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    text-align: left !important;
    background: transparent !important;
    border-radius: 0 !important;
  }

  .pkp_navigation_primary > li > a:active,
  .pkp_navigation_primary > li > a:hover {
    background: rgba(255,255,255,0.08) !important;
  }

  /* "About" submenu: nested, visually indented, distinct shade */
  .pkp_navigation_primary ul {
    background: rgba(0,0,0,0.18) !important;
    position: static !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    width: 100% !important;
    left: auto !important;
    padding: 2px 0 !important;
  }

  .pkp_navigation_primary ul li {
    border-bottom: 1px solid rgba(255,255,255,0.06) !important;
  }

  .pkp_navigation_primary ul li:last-child {
    border-bottom: none !important;
  }

  .pkp_navigation_primary ul a {
    display: block !important;
    padding: 11px 18px 11px 34px !important;
    font-size: 13px !important;
    font-weight: 400 !important;
    text-align: left !important;
    background: transparent !important;
  }

  /* search row, styled to match the list */
  .pkp_navigation_search_wrapper {
    border-top: 1px solid rgba(255,255,255,0.1) !important;
  }

  .pkp_navigation_search_wrapper .pkp_search {
    display: block !important;
    width: 100% !important;
    box-sizing: border-box !important;
    padding: 13px 18px !important;
    font-size: 14px !important;
    color: #ffffff !important;
  }

  /* register / login row */
  .pkp_navigation_user_wrapper {
    background: #0A2238 !important;
    border-top: 1px solid rgba(255,255,255,0.1) !important;
  }

  .pkp_navigation_user {
    display: flex !important;
    flex-wrap: nowrap !important;
    padding: 0 !important;
  }

  .pkp_navigation_user li {
    flex: 1 1 50% !important;
    text-align: center !important;
  }

  .pkp_navigation_user li a {
    display: block !important;
    padding: 13px 10px !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    color: #ffffff !important;
  }

  .pkp_navigation_user li:first-child a {
    border-right: 1px solid rgba(255,255,255,0.1) !important;
  }
}

/* ================= EDITORIAL BOARD LIST ================= */
.msds-editor {
  background: #EAF4F8;
  border-radius: 8px;
  padding: 14px 18px;
  margin-bottom: 14px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.msds-editor img {
  width: 90px;
  height: 90px;
  object-fit: cover;
  border-radius: 10px;
  flex-shrink: 0;
}

.msds-editor .msds-editor-info {
  flex: 1;
}

.msds-editor strong {
  color: #0A2238;
}

/* ================= HOMEPAGE COVER THUMBNAIL ================= */
.homepage_image {
  text-align: center;
  padding: 30px 16px;
}

.homepage_image img {
  max-width: 260px;
  width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 6px 24px rgba(0,0,0,0.18);
}

/* ================= DROPDOWN SUBMENU (About) ================= */
.pkp_navigation_primary ul {
  background: #0A2238 !important;
  border: none !important;
  border-radius: 0 0 6px 6px !important;
  box-shadow: 0 6px 16px rgba(0,0,0,0.25) !important;
  padding: 6px 0 !important;
  width: 220px !important;
  z-index: 10000 !important;
}

.pkp_navigation_primary ul a {
  color: #ffffff !important;
  background: transparent !important;
  padding: 8px 18px !important;
  border-left: none !important;
  display: block !important;
  text-align: left !important;
}

.pkp_navigation_primary ul a:hover,
.pkp_navigation_primary ul a:focus {
  background: rgba(255,255,255,0.15) !important;
  color: #ffffff !important;
}

/* ================= HOMEPAGE: IMAGE + ABOUT SIDE BY SIDE ================= */
.page_index_journal {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 50px;
  padding: 20px 16px;
}

.page_index_journal .homepage_image {
  flex: 0 0 260px;
  padding: 0;
}

.page_index_journal .homepage_about {
  flex: 1;
  min-width: 280px;
}

@media (max-width: 700px) {
  .page_index_journal {
    flex-direction: column;
    align-items: center;
  }
}


/* ================= PAGE WRAPPER (for absolute-positioned sidebar) ================= */
.pkp_structure_page {
  position: relative;
}