/*=====================================================
  ROOT TOKENS & GLOBAL LAYOUT
=====================================================*/
:root {
  /* Main palette */
  --c0: #2E2D4D;
  --c1: #4E5571;
  --c2: #6D7C95;
  --c3: #889EB3;
  --c4: #9AB4C7;
  --c5: #ACCBDD;
  --c6: #BDE1EF;

  /* Header & layout */
  --hdr-h: 60px;                /* top nav height */
  --header-h: 80px;             /* used for sticky sidebar offset if needed */
  --container-max: 1320px;
  --page-gutter: clamp(12px, 4vw, 24px);
}

/*=====================================================
  RESET & BASE
=====================================================*/
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  color: var(--c1);
  background: #fff;
  min-height: 100vh;
  padding-top: var(--hdr-h);
  overflow-x: clip;
}

@media (max-width: 768px) {
  html,
  body {
    overflow-x: hidden;
  }
}

a {
  text-decoration: none;
  color: inherit;
}

input,
select,
button {
  font-family: inherit;
}

/*=====================================================
  CONTAINERS & GRID HELPERS
=====================================================*/
.container-xxl {
  max-width: var(--container-max);
  margin: 0 auto;
}

.results-grid {
  --bs-gutter-x: 1rem;
  --bs-gutter-y: 1rem;
}

/* No bullets for utility lists */
ul.list-unstyled {
  list-style: none !important;
  margin: 0 !important;
  padding: 0 !important;
}

/*=====================================================
  DECORATIVE BACKGROUND CIRCLES
=====================================================*/
.circle {
  position: fixed;    /* keep them out of layout width */
  border-radius: 50%;
  z-index: -1;
  pointer-events: none;
  max-width: 100vw;
  overflow: hidden;
}

.c1,
.c3 {
  background-color: rgba(136, 158, 179, 0.2);
}
.c2,
.c4 {
  background-color: rgba(154, 180, 199, 0.2);
}

.c1 { width: 300px; height: 300px; top: 80px; left: -50px; }
.c2 { width: 400px; height: 400px; top: 200px; right: -100px; }
.c3 { width: 500px; height: 500px; bottom: 50px; left: 100px; }
.c4 { width: 350px; height: 350px; bottom: -50px; right: -50px; }

@media (max-width: 768px) {
  .c1 { width: 240px; height: 240px; top: 64px; left: -70px; }
  .c2 { width: 320px; height: 320px; top: 160px; right: -80px; }
  .c3 { width: 360px; height: 360px; bottom: 80px; left: -40px; }
  .c4 { width: 280px; height: 280px; bottom: -20px; right: -60px; }
}

/*=====================================================
  HEADER / NAVIGATION (FINAL VERSION)
=====================================================*/
/* Slim fixed header bar */
#site-header {
  position: fixed;
  inset: 0 0 auto 0;
  height: var(--hdr-h);
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  z-index: 2000;
}

/* Inner content aligned to same width as main */
#site-header .header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  height: 100%;
  padding: 0 var(--page-gutter);
  display: flex;
  align-items: center;
  gap: 16px;
  overflow: visible;
}

/* Logo */
#site-header .logo img {
  height: 44px;
  width: auto;
  display: block;
}

/* Desktop nav: right-aligned */
#main-nav.nav-links {
  margin-left: auto !important;
  display: flex !important;
  align-items: center;
  column-gap: 16px;
  row-gap: 0;
  overflow: visible !important;
}

#site-header nav a {
  color: var(--c1);
  font-weight: 500;
  font-size: 1rem;
  display: inline-block;
  padding: 0.1rem 0;
  line-height: 1.2;
  text-decoration: none;
  position: relative;
}

#site-header nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background: var(--c3);
  transition: width 0.2s ease;
}

#site-header nav a:hover,
#site-header nav a.active {
  color: var(--c3);
}
#site-header nav a:hover::after,
#site-header nav a.active::after {
  width: 100%;
}

/* "Search" has dropdown submenu */
#main-nav .has-submenu {
  position: relative;
  display: inline-flex;
  align-items: center;
}

#main-nav .submenu-toggle {
  background: transparent;
  border: 0;
  color: inherit;
  font: inherit;
  padding: 0.1rem 0;
  line-height: 1.2;
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
}

#main-nav .submenu-toggle .chev {
  font-size: 0.85rem;
  opacity: 0.85;
  transition: transform 0.2s ease;
}
#main-nav .has-submenu.open .chev {
  transform: rotate(180deg);
}

/* Hover bridge to stop flicker */
#main-nav .has-submenu::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  height: 8px;
}

/* Desktop submenu */
#main-nav .submenu {
  position: absolute;
  right: 0;
  top: 100%;
  min-width: 220px;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
  padding: 0.35rem;
  display: none;
  z-index: 3000;
}

@media (hover:hover) {
  #main-nav .has-submenu:hover .submenu {
    display: block;
  }
}
#main-nav .has-submenu.open .submenu {
  display: block;
}

#main-nav .submenu a {
  display: block;
  padding: 0.5rem 0.65rem;
  border-radius: 6px;
  white-space: nowrap;
}
#main-nav .submenu a:hover {
  background: var(--c3);
  color: #fff;
}

/* Nav CTA button */
#main-nav .nav-cta {
  --cta-start: #6D7C95;
  --cta-end: #6D7C95;
  --cta-glow: rgba(154, 180, 199, 0.77);

  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.44rem 1rem;
  border-radius: 999px;
  font-weight: 700;
  color: #fff !important;
  background-image: linear-gradient(90deg, var(--cta-start), var(--cta-end)) !important;
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 10px 24px var(--cta-glow);
  transition: transform 0.15s ease, box-shadow 0.2s ease, filter 0.2s ease;
}
#main-nav .nav-cta::after {
  content: none !important;
}
#main-nav .nav-cta:hover {
  transform: translateY(-1px);
  filter: brightness(1.06) saturate(1.05);
  box-shadow: 0 16px 36px var(--cta-glow);
}
#main-nav .nav-cta:active {
  transform: none;
}
#main-nav .nav-cta:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px #fff, 0 0 0 6px var(--cta-glow);
}

/* Desktop-only extra spacing tweaks */
@media (min-width: 992px) {
  #main-nav.nav-links {
    column-gap: 16px !important;
  }
  #main-nav > a:first-child {
    margin-right: 10px !important;
  }
}

/* Mobile nav: burger + slide-in panel */
.nav-toggle {
  display: none;
  background: none;
  border: 0;
  font-size: 1.4rem;
  cursor: pointer;
  color: var(--c1);
}

.nav-checkbox {
  position: absolute;
  left: -9999px;
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
    margin-left: auto;
  }

  /* Scrim under the panel */
  .nav-scrim {
    position: fixed;
    top: var(--hdr-h);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.35);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 2400;
  }

  #nav-open:checked ~ label.nav-scrim {
    opacity: 1;
    pointer-events: auto;
  }

  /* Slide-in panel */
  #main-nav {
    position: fixed !important;
    top: var(--hdr-h);
    right: 0;
    left: auto !important;
    width: min(86vw, 320px);
    height: calc(100dvh - var(--hdr-h));
    background: #fff;
    border-left: 1px solid #e2e8f0;
    box-shadow: -8px 0 20px rgba(0, 0, 0, 0.12);
    transform: translateX(110%) !important;
    transition: transform 0.3s ease;
    display: flex !important;
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    padding: 0.75rem 1rem;
    text-align: left;
    z-index: 2600;
  }

  #nav-open:checked ~ nav#main-nav {
    transform: translateX(0) !important;
  }

  #main-nav a {
    padding: 0.65rem 1rem !important;
  }

  #main-nav .submenu-toggle {
    display: block !important;
    width: 100%;
    padding: 0.65rem 2.2rem 0.65rem 1rem !important;
    text-align: left;
    border: 0;
    background: transparent;
    position: relative;
    line-height: 1.2;
    margin: 0;
    gap: 0 !important;
  }

  #main-nav .submenu-toggle .chev {
    position: absolute;
    right: 0.7rem;
    top: 50%;
    transform: translateY(-50%);
    transition: transform 0.2s ease;
    margin: 0;
  }

  #main-nav .has-submenu.open .submenu-toggle .chev {
    transform: translateY(-50%) rotate(180deg);
  }

  #main-nav .submenu {
    position: static;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    padding: 0.25rem 0 0.5rem 0.5rem;
    display: none;
  }

  #main-nav .has-submenu.open .submenu {
    display: block;
  }

  #main-nav .submenu a {
    padding: 0.5rem 0;
  }

  #main-nav .nav-cta {
    width: 100%;
    margin-top: 0.25rem;
  }
}

/*=====================================================
  HERO BLOCKS
=====================================================*/
.hero {
  background: linear-gradient(180deg, rgba(189, 225, 239, 0.55), rgba(172, 203, 221, 0.35));
  border-radius: 18px;
  padding: 32px 14px;
  max-width: 1100px;
  margin: 24px auto 0;
  text-align: center;
  box-shadow: 0 8px 30px rgba(46, 45, 77, 0.08);
}

.hero h1 {
  color: var(--c1);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  letter-spacing: 0.3px;
  margin-bottom: 10px;
}

.hero p {
  color: #2e2d4dcc;
  font-size: clamp(1rem, 1.4vw, 1.25rem);
  line-height: 1.6;
  max-width: 860px;
  margin: 0 auto;
}

.hero .cta {
  margin-top: 22px;
  display: inline-flex;
  gap: 12px;
}

.hero .btn-primary {
  background: var(--c1);
  color: #fff;
  border: 0;
  border-radius: 999px;
  padding: 10px 18px;
  font-weight: 600;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.hero .btn-primary:hover {
  background: var(--c3);
  color: var(--c0);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(78, 85, 113, 0.18);
}

.hero-logo {
  max-height: 120px;
  margin-bottom: 20px;
}

/* Next-gen hero on stats page */
.stats-scope {
  --ink: #2E2D4D;
  --fg: #4E5571;
  --fg2: #6D7C95;
  --c1: #889EB3;
  --c2: #9AB4C7;
  --c3: #ACCBDD;
  --c4: #BDE1EF;
  --card: #ffffff;
  --shadow: 0 14px 30px rgba(0, 0, 0, 0.1);
}

.hero.nextgen {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  padding: 28px 18px 18px;
  background:
    radial-gradient(750px 320px at -10% -10%, rgba(154, 180, 199, 0.28) 0%, transparent 70%),
    radial-gradient(780px 380px at 110% -20%, rgba(189, 225, 239, 0.35) 0%, transparent 72%),
    radial-gradient(780px 460px at 70% 90%, rgba(172, 203, 221, 0.22) 0%, transparent 70%),
    linear-gradient(180deg, #EFF6FB 0%, #E7F2F9 100%);
  box-shadow: var(--shadow);
}

.hero-title {
  color: #313651;
  font-weight: 900;
  letter-spacing: 0.3px;
  font-size: clamp(1.6rem, 2.2vw, 2.4rem);
}

.hero-sub {
  color: #2e2d4dcc;
}

.hero-pills {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.8rem;
  border-radius: 999px;
  font-weight: 700;
  background: #fff;
  color: #384765;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.1);
}
.pill i {
  opacity: 0.9;
}

/*=====================================================
  GENERIC CARDS & BUTTON GROUPS
=====================================================*/
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
}

.cards .card {
  border-radius: 8px;
  padding: 1.5rem;
  color: #fff;
  transition: box-shadow 0.3s ease, transform 0.2s ease;
}

.cards .card:nth-child(odd) {
  background: var(--c2);
}
.cards .card:nth-child(even) {
  background: var(--c4);
}

.cards .card:hover {
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
  transform: translateY(-4px);
}

.btn-group {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.btn {
  flex: 1;
  padding: 0.75rem 1rem;
  border: none;
  border-radius: 4px;
  color: #fff;
  cursor: pointer;
  transition: box-shadow 0.3s ease, transform 0.2s ease;
}

.btn.select {
  background: var(--c1);
}
.btn.upload {
  background: var(--c2);
}

.btn.select:hover,
.btn.upload:hover {
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.2);
  transform: translateY(-3px);
  background: var(--c3);
  color: var(--c1);
}

/*=====================================================
  FORM ELEMENTS & AFTER-INPUT ROW
=====================================================*/
.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 0.4rem;
  font-weight: 600;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 0.5rem;
  border: none;
  border-radius: 4px;
}

.radio-group {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.radio-group label {
  cursor: pointer;
  font-size: 0.9rem;
}

/* “Example / OR / Upload” row below main search input */
.after-input-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 0.6rem;
  flex-wrap: nowrap;
}

.after-input-row > * {
  flex: 0 0 auto !important;
}

.example-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.38rem 0.6rem;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(0, 0, 0, 0.12);
  border-radius: 10px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
  color: #ecf1f7;
  line-height: 1;
  white-space: nowrap;
}

.badge-example {
  background: #4E5571;
  color: #fff;
  border-radius: 6px;
  padding: 0.12rem 0.48rem;
  font-weight: 700;
  font-size: 0.78rem;
}

.example-link {
  color: #ecedf2 !important;
  text-decoration: underline !important;
  font-weight: 600;
}
.example-link:hover {
  color: #fff !important;
}

.or-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.28);
  color: #2e2d4d;
  font-weight: 700;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.08) inset;
}

.btn-uploadfile {
  flex: 0 0 auto;
  height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 0 1rem;
  border-radius: 8px;
  background: #4E5571 !important;
  color: #fff !important;
}
.btn-uploadfile:hover {
  background: #889EB3 !important;
  color: #2E2D4D !important;
  transform: translateY(-1px);
}

/* prevent generic .btn flex:1 from affecting this row */
.after-input-row .btn {
  flex: 0 0 auto !important;
}

.after-input-row .form-hint {
  display: inline-flex !important;
  width: auto !important;
  padding: 0 !important;
  border: 0 !important;
  box-shadow: none !important;
  margin: 0 !important;
}

@media (max-width: 520px) {
  .after-input-row {
    flex-direction: column;
    align-items: stretch;
    gap: 0.55rem;
  }
  .or-chip {
    width: auto;
    height: auto;
    border-radius: 6px;
    padding: 0.1rem 0.5rem;
    align-self: center;
  }
  .btn-uploadfile {
    justify-content: center;
  }
}

/*=====================================================
  SUBMIT / SEARCH BUTTON
=====================================================*/
.submit-btn {
  display: block;
  margin: 2rem auto;
  padding: 0.75rem 2rem;
  background: var(--c1);
  color: #fff;
  border: none;
  border-radius: 20px;
  cursor: pointer;
  transition: background 0.2s ease, box-shadow 0.3s ease, transform 0.2s ease;
}
.submit-btn:hover {
  background: var(--c3);
  color: var(--c1);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.2);
  transform: translateY(-3px);
}

/* Big “Search” button on some pages */
#search-btn-wrap {
  display: flex;
  justify-content: center;
  margin-top: 20px;
}

#search-btn {
  width: 300px;
  height: 70px;
  font-size: 1.2rem;
  border-radius: 20px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.35);
  transition: all 0.25s ease;
}

#search-btn:hover {
  transform: scale(1.05);
  filter: brightness(1.1);
}

/*=====================================================
  INFO SECTION (STATIC TEXT + IMAGE)
=====================================================*/
.info-section {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  max-width: 1200px;
  margin: 2rem auto;
  padding: 2rem;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.info-text {
  flex: 1 1 400px;
  line-height: 1.6;
}
.info-text p + p {
  margin-top: 1rem;
}

.info-image {
  flex: 1 1 300px;
  text-align: center;
}

.info-image img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/*=====================================================
  SIDEBAR FILTER (SEARCH PAGE)
=====================================================*/
.filter-sidebar {
  background: #76809a;
  border-radius: 14px;
  padding: 18px 16px 22px;
  max-width: 430px;
  width: 100%;
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.08);
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: static;
  top: auto;
}

.filter-sidebar .sidebar-title {
  color: #fff;
  font-size: 1.4rem;
  font-weight: bold;
}

.sidebar-upload-btn,
.sidebar-search-btn {
  background: #52576e;
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 8px 0;
  font-size: 1rem;
  font-weight: 500;
  transition: background 0.2s;
}
.sidebar-upload-btn:hover {
  background: #6d7c95;
}
.sidebar-search-btn:hover {
  background: #3a3f51;
}

.filter-label {
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  margin-bottom: 6px;
  display: block;
}

.filter-input,
select.filter-select:not(.selectpicker) {
  width: 100%;
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid #e2e8f0;
  background: #fff;
  font-size: 0.95rem;
  height: 38px;
}

.radio-group {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}
.radio-group label {
  color: #fff;
  font-size: 0.77rem;
  font-weight: 400;
}

/* Bootstrap-select overrides inside sidebar */
.filter-sidebar .bootstrap-select {
  width: 100% !important;
}

.filter-sidebar .bootstrap-select > .dropdown-toggle {
  height: 38px;
  padding: 6px 10px;
  font-size: 0.95rem;
  line-height: 1.2;
  border: 1px solid #e2e8f0 !important;
  border-radius: 6px !important;
  background-color: #fff !important;
  background-image: none !important;
  color: var(--c1) !important;
  box-shadow: none !important;
}

.filter-sidebar .bootstrap-select > .dropdown-toggle .filter-option {
  display: flex;
  align-items: center;
}

.filter-sidebar .bootstrap-select .dropdown-menu {
  background: #fff !important;
  border: 1px solid #e2e8f0 !important;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08) !important;
  max-height: 260px;
  overflow-y: auto;
}

/* hide native select behind bootstrap-select */
.filter-sidebar select.selectpicker {
  position: absolute !important;
  left: -9999px !important;
  opacity: 0 !important;
  pointer-events: none !important;
}

.filter-sidebar .bootstrap-select > .dropdown-toggle:focus,
.filter-sidebar .bootstrap-select.show > .dropdown-toggle {
  outline: none !important;
  box-shadow: 0 0 0 2px rgba(136, 158, 179, 0.25) !important;
  border-color: var(--c4) !important;
}

/* responsive dropdown text truncation */
@media (max-width: 576px) {
  .filter-sidebar .bootstrap-select .filter-option-inner-inner {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
}

/* Horizontal row layout in sidebar on md+ */
@media (min-width: 768px) {
  .filter-sidebar .hrow {
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .filter-sidebar .hrow .filter-label {
    flex: 0 0 140px;
    margin: 0;
  }
  .filter-sidebar .hrow .bootstrap-select,
  .filter-sidebar .hrow select.filter-select {
    flex: 1 1 auto;
    width: 100% !important;
  }
}

/* Collapsible “Help” box */
.rf-help {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 10px;
  padding: 10px 12px;
  color: #fff;
}
.rf-help summary {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  user-select: none;
  font-weight: 600;
}
.rf-help summary::-webkit-details-marker {
  display: none;
}
.rf-help summary .fa-caret-right {
  transition: transform 0.2s ease;
}
.rf-help[open] summary .fa-caret-right {
  transform: rotate(90deg);
}
.rf-help .help-body {
  margin-top: 0.5rem;
  font-size: 0.92rem;
  line-height: 1.6;
  color: #f7fafc;
}

/* Sticky sidebar on desktop (single source of truth) */
.row.results-grid {
  align-items: flex-start !important;
}

@media (min-width: 992px) {
  aside.col-lg-3 {
    align-self: flex-start !important;
  }

  aside.col-lg-3 > .rf-stick {
    position: -webkit-sticky !important;
    position: sticky !important;
    top: calc(var(--header-h) + 12px) !important;
    z-index: 10;
  }

  aside.col-lg-3 > .rf-stick .filter-sidebar {
    max-height: calc(100vh - (var(--header-h) + 12px));
    overflow: auto;
  }

  main,
  .container-xxl,
  .results-grid {
    overflow: visible !important;
  }
}

@media (max-width: 991.98px) {
  aside.col-lg-3 > .rf-stick {
    position: static !important;
  }
  aside.col-lg-3 > .rf-stick .filter-sidebar {
    max-height: none;
    overflow: visible;
  }
}

/*=====================================================
  COMPOUND CARDS (RESULT LIST)
=====================================================*/
.compound-card {
  background: #fff !important;
  border-left: 4px solid var(--c4) !important;
  border-radius: 8px !important;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08) !important;
  border: none !important;
  overflow: hidden;
}

.compound-card .card-body {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 1rem !important;
  position: static !important;
  padding-bottom: 0 !important;
}

/* left column: image + title */
.compound-card .thumb {
  flex: 0 0 120px;
}
.compound-card .thumb h5 {
  max-width: 140px;
  word-break: break-word;
  white-space: normal;
}

/* grayscale molecule images by default */
.thumb img,
.preview-img {
  filter: grayscale(100%);
  transition: filter 0.4s ease, transform 0.25s ease;
}
.thumb:hover img,
.preview-img:hover {
  filter: grayscale(0%);
  transform: scale(1.05);
}

/* text column */
.compound-card .info {
  flex: 1 1 auto;
  min-width: 0;
  overflow-wrap: anywhere;
  word-break: break-word;
  font-size: 0.9rem;
  color: var(--c1) !important;
}
.compound-card .info li {
  line-height: 1.45;
}
.compound-card .info li + li {
  margin-top: 0.4rem;
}

/* CTA / “See detail” */
.compound-card .cta {
  flex: 0 0 auto;
  position: static !important;
  margin-left: auto;
  align-self: flex-end;
  margin-top: 6px;
}

a.btn-see-detail {
  display: inline-block;
  background: var(--c1) !important;
  color: #fff !important;
  padding: 3px 6px !important;
  font-size: 0.78rem !important;
  line-height: 1.55 !important;
  border-radius: 6px !important;
  min-width: 56px !important;
  text-align: center;
  text-decoration: none !important;
  font-weight: 600;
}
a.btn-see-detail:hover {
  background: var(--c3) !important;
  transform: translateY(-1px);
}

@media (max-width: 767.98px) {
  .compound-card .cta {
    width: 100%;
    text-align: right;
    align-self: flex-end;
  }
}

/* Compound detail layout: image + info + download block */
.compound-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

@media (max-width: 575.98px) {
  .compound-header {
    flex-direction: column;
  }
  .thumb img {
    max-height: 150px;
  }
  .info-col {
    width: 100%;
  }
  .compound-name {
    white-space: normal;
    overflow-wrap: anywhere;
  }
  .downloads-col {
    width: 100%;
    min-width: auto !important;
  }
  .split-download {
    width: 100%;
  }
  .split-download .btn-main {
    height: 52px;
    font-size: 1rem;
  }
}

/* right rail inside detail page (graph button) */
.right-rail {
  position: relative;
  padding-bottom: 120px;
}

#nodeDetails {
  position: relative;
  z-index: 2;
}

.graph-dock {
  position: sticky;
  bottom: 12px;
  z-index: 1;
}

.graph-btn {
  background: var(--c3);
  color: #fff;
  height: 64px;
  font-size: 1.25rem;
  border-radius: 0.9rem;
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.08);
  transition: background-color 0.2s ease, filter 0.2s ease;
}
.graph-btn:hover,
.graph-btn:focus {
  background: var(--c2);
  color: #fff;
}

/* mobile: static graph button, no sticky overlap */
@media (max-width: 575.98px) {
  .right-rail {
    padding-bottom: 0;
  }
  .graph-dock {
    position: static;
  }
}

/* Pagination styling */
.pagination .page-link {
  color: var(--c1);
  border: 1px solid var(--c2);
}
.pagination .page-link:hover {
  background-color: var(--c4);
  color: #fff;
}
.pagination .page-item.active .page-link {
  background-color: var(--c3);
  border-color: var(--c3);
  color: #fff;
}

/*=====================================================
  STATS PAGE: KPI TILES, TABLES, CHART WRAPPERS
=====================================================*/
.chart-wrap--title {
  padding-top: 72px;
  margin-top: -20px;
}
.chart-wrap--title .chart-actions {
  top: -11px;
}

/* KPI tiles */
.kpi-tiles {
  display: grid;
  grid-template-columns: repeat(4, minmax(220px, 1fr));
  gap: 14px;
  margin-top: 16px;
}
@media (max-width: 1100px) {
  .kpi-tiles {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 575.98px) {
  .kpi-tiles {
    grid-template-columns: 1fr;
  }
}

.kpi-card {
  position: relative;
  border-radius: 16px;
  background: #fff;
  box-shadow: var(--shadow);
  padding: 16px 14px;
  display: flex;
  gap: 14px;
  align-items: center;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
}
.kpi-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 36px rgba(0, 0, 0, 0.16);
  filter: saturate(1.05);
}

.kpi-ico {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  color: #fff;
  border-radius: 14px;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.12);
  background: linear-gradient(180deg, var(--c3), var(--fg));
}

.kpi-meta {
  line-height: 1.15;
}

.kpi-label {
  font-size: 0.60rem;
  color: #6b7280;
  font-weight: 800;
  letter-spacing: 0.25px;
}

.kpi-num {
  font-variant-numeric: tabular-nums;
  font-weight: 900;
  font-size: 1.45rem;
  color: var(--ink);
}

.kpi-tag {
  margin-left: auto;
  background: #eef3fb;
  color: #31425e;
  padding: 0.22rem 0.5rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
}

.mini-spark {
  position: absolute;
  right: 10px;
  bottom: 8px;
  width: 38%;
  height: 28px;
  opacity: 0.45;
}

/* Stat cards */
.stat-card {
  position: relative;
  background: var(--card);
  border-radius: 14px;
  box-shadow: var(--shadow);
}
.stat-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  border-radius: 14px 0 0 14px;
  background: linear-gradient(180deg, var(--c2), var(--fg2));
}
.stat-card .card-body {
  padding: 1.05rem;
}

.muted {
  color: #6b7280;
}

/* Tables / lists */
.overview-table th {
  width: 280px;
  color: #59627a;
  font-weight: 800;
}
.overview-table td,
.overview-table th {
  vertical-align: middle;
}
.ov-label {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}
.ov-label i {
  color: #7a8aa6;
  font-size: 1rem;
}

.qk th {
  width: 66%;
}
.qk .tiny {
  font-size: 0.95rem;
  width: 1.15rem;
  text-align: center;
  color: #7a8aa6;
}
.kpi-inline {
  font-weight: 900;
  color: #2E2D4D;
}

/* Chart wrapper + toolbar */
.chart-wrap {
  position: relative;
  padding: 44px 10px 12px;
  height: 360px;
}

.chart-actions {
  position: absolute;
  top: 10px;
  right: 10px;
  display: flex;
  gap: 6px;
  z-index: 2;
}

.btn-ico {
  border: 0;
  border-radius: 10px;
  padding: 6px 10px;
  cursor: pointer;
  background: #fff;
  color: #46526a;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.12);
  transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn-ico:hover {
  transform: translateY(-1px);
  box-shadow: 0 16px 26px rgba(0, 0, 0, 0.16);
}
.btn-ico i {
  font-size: 0.95rem;
}

/* Scroll helpers */
.scroll-200 {
  max-height: 200px;
  overflow: auto;
}
.scroll-260 {
  max-height: 360px;
  overflow: auto;
}

/* Molecule thumbs */
.mol-thumb {
  width: 80px;
  height: 80px;
  border-radius: 10px;
  background: #f7fafc;
  display: grid;
  place-items: center;
  overflow: hidden;
}
.mol-thumb img {
  max-width: 100%;
  max-height: 100%;
}

.top10-table th,
.top10-table td {
  vertical-align: middle;
}

.top10-table td.text-end {
  display: table-cell;
  vertical-align: middle;
}

/* Fix right-column data table overflow on mobile */
.overview-table td,
.overview-table th {
  word-break: break-word;
  white-space: normal;
}

.card.stat-card table {
  width: 100%;
  table-layout: fixed;
}

.card.stat-card td.text-end {
  text-align: right;
  width: 80px;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Number of Entries per Dataset – make Count column narrower */
.card.stat-card .datasetref-table {
  table-layout: fixed;
}

.card.stat-card .datasetref-table th:first-child,
.card.stat-card .datasetref-table td:first-child {
  width: auto; 
}

.card.stat-card .datasetref-table th:last-child,
.card.stat-card .datasetref-table td:last-child,
.card.stat-card .datasetref-table td.text-end {
  width: 60px;  
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

@media (max-width: 576px) {
  .overview-table th {
    width: auto !important;
    display: block;
  }
  .overview-table td {
    display: block;
    text-align: left;
    padding-left: 0.5rem;
  }
  .card.stat-card td.text-end {
    width: 100%;
    text-align: left;
  }
}

/*=====================================================
  FAQ PAGE
=====================================================*/
.faq-wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px 16px;
}
.faq-hero {
  margin: 24px auto 6px;
  max-width: 1100px;
  text-align: center;
}
.faq-hero p {
  color: #475569;
  margin: 0;
}

/* FAQ search */
.faq-search {
  display: flex;
  gap: 10px;
  align-items: center;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 10px 12px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
  max-width: 720px;
  margin: 12px auto 0;
}
.faq-search input {
  width: 100%;
  border: 0;
  outline: 0;
  font-size: 1rem;
  color: var(--c1);
}
.faq-search .fa-magnifying-glass {
  color: #9aa4b2;
}

/* Category pills */
.faq-cats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin: 12px 0 18px;
}
.faq-pill {
  padding: 0.28rem 0.6rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.85rem;
  border: 1px solid #e2e8f0;
  background: #fff;
  color: #334155;
  cursor: pointer;
}
.faq-pill.active {
  background: var(--c3);
  color: #fff;
  border-color: var(--c3);
}

/* Items */
.faq-list {
  display: grid;
  gap: 12px;
}

details.faq-item {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 0 12px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
  scroll-margin-top: calc(var(--hdr-h) + 12px);
}

.faq-item summary {
  list-style: none;
  padding: 14px 4px;
  font-weight: 700;
  color: var(--c1);
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item .q-icon {
  opacity: 0.85;
  transition: transform 0.2s ease;
}
.faq-item[open] .q-icon {
  transform: rotate(90deg);
}
.faq-item .answer {
  padding: 0 4px 14px 28px;
  color: #2e2d4dcc;
}
.faq-item .answer p + p {
  margin-top: 0.6rem;
}

/* Highlighting inside FAQ */
.faq-list mark {
  background: #fff1a6;
  padding: 0 0.15rem;
  border-radius: 0.2rem;
}

/*=====================================================
  FOOTER (FINAL LAYOUT)
=====================================================*/
footer.footer {
  background: #fff;
  border-top: 1px solid #e2e8f0;
}

/* Inner wrapper mirrors header width */
footer.footer .footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 2rem var(--page-gutter);
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  align-items: center;
  text-align: center;
}

@media (min-width: 992px) {
  footer.footer .footer-inner {
    grid-template-columns: 1fr auto 1fr;
  }
  footer.footer .footer-left,
  footer.footer .footer-center,
  footer.footer .footer-right {
    justify-self: center;
  }
}

/* Left block: centered logo + socials */
footer.footer .footer-left {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

footer.footer .footer-left > div {
  display: flex;
  justify-content: center;
}

/* Social icons row */
footer.footer .footer-left ul {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 18px;
  padding: 0;
  margin: 6px 0 0;
}

footer.footer .footer-left li {
  list-style: none;
  margin-left: 0 !important;
}

footer.footer .footer-left a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--c1);
  font-size: 1.4rem;
  transition: color 0.2s ease;
}
footer.footer .footer-left a:hover {
  color: var(--c3);
}

footer.footer .footer-left p {
  text-align: center;
}

/* Footer logo sizing */
footer.footer .footer-left > div > a > img {
  height: 56px !important;
  width: auto;
  max-width: 100%;
  display: block;
}

@media (max-width: 576px) {
  footer.footer .footer-left > div > a > img {
    height: 44px !important;
  }
}

/* Center text */
.footer-center {
  max-width: 500px;
  padding: 1rem;
}
.footer-center p {
  font-size: 0.85rem;
  line-height: 1.4;
}

/* Right image (e.g. project banner) */
.footer-right img {
  max-height: 200px;
  width: auto;
}


/*=====================================================
  ABOUT PAGE: FEATURED PREPRINT CARD
=====================================================*/
.paper-feature{
  max-width: 1100px;
  margin: 18px auto 0;
  padding: 0 var(--page-gutter);
}

.paper-card{
  position: relative;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 18px;
  align-items: center;
  padding: 18px 18px;
  border-radius: 18px;
  border: 1px solid #e2e8f0;
  background:
    radial-gradient(700px 240px at 0% 0%, rgba(189, 225, 239, 0.35) 0%, transparent 70%),
    radial-gradient(700px 260px at 100% 0%, rgba(172, 203, 221, 0.25) 0%, transparent 72%),
    linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  box-shadow: 0 10px 30px rgba(46, 45, 77, 0.10);
  overflow: hidden;
}

.paper-card::before{
  content:"";
  position:absolute;
  inset: 0 auto 0 0;
  width: 7px;
  border-radius: 18px 0 0 18px;
  background: linear-gradient(180deg, var(--c4), var(--c2));
}

.paper-left{
  display: grid;
  justify-items: center;
  gap: 10px;
  padding-left: 10px;
}

.paper-cover{
  width: 162px;
  height: 122px;
  border-radius: 22px;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 2rem;
  background: radial-gradient(120px 120px at 25% 20%, rgba(189, 225, 239, 0.95) 0%, rgba(154, 180, 199, 0.55) 40%, rgb(78 85 113 / 33%) 100%);
  box-shadow: 0 14px 28px rgba(78, 85, 113, 0.22);
  border: 1px solid rgba(255,255,255,0.45);
}

/* Paper cover logo (ChemRxiv) */
.paper-cover .paper-logo{
  width: 90%;
  height: 72%;
  object-fit: contain;
  filter: drop-shadow(0 10px 18px rgba(0,0,0,0.18));
}

.paper-badges{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.paper-badge{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.22rem 0.6rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.2px;
  color: #fff;
  background: var(--c2);
  box-shadow: 0 8px 18px rgba(0,0,0,0.08);
}

.paper-badge.ghost{
  color: #334155;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  box-shadow: 0 8px 18px rgba(0,0,0,0.06);
}

.paper-main{
  padding-right: 6px;
}

.paper-kicker{
  color: #475569;
  font-size: 0.75rem;
  font-weight: 900;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.paper-title{
  color: var(--c0);
  font-weight: 900;
  letter-spacing: 0.25px;
  margin: 0 0 8px;
  font-size: clamp(1.15rem, 1.8vw, 1.45rem);
}

.paper-meta{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  color: #64748b;
  font-size: 0.92rem;
  margin-bottom: 10px;
}

.paper-meta i{
  margin-right: 6px;
  opacity: 0.9;
}

.paper-meta .dot{
  opacity: 0.6;
}

.paper-doi{
  color: var(--c1);
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.paper-doi:hover{
  color: var(--c3);
}

.paper-abstract{
  color: #2e2d4dcc;
  line-height: 1.6;
  margin: 0 0 14px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.paper-actions{
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

.paper-btn{
  appearance: none;
  border: 1px solid #e2e8f0;
  background: #fff;
  color: var(--c1);
  padding: 10px 14px;
  border-radius: 999px;
  font-weight: 900;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  box-shadow: 0 10px 22px rgba(0,0,0,0.08);
  transition: transform 0.15s ease, box-shadow 0.2s ease, filter 0.2s ease, background 0.2s ease;
}

.paper-btn:hover{
  transform: translateY(-1px);
  box-shadow: 0 16px 30px rgba(0,0,0,0.14);
}

.paper-btn.primary{
  border-color: transparent;
  color: #fff !important;
  background-image: linear-gradient(90deg, var(--c2), var(--c1)) !important;
  box-shadow: 0 14px 28px rgba(154, 180, 199, 0.55);
}
.paper-btn.primary:hover{
  filter: brightness(1.06) saturate(1.05);
}

.paper-note{
  margin-top: 10px;
  min-height: 1.1em;
  font-size: 0.9rem;
  color: #475569;
  font-weight: 700;
}

@media (max-width: 768px){
  .paper-card{
    grid-template-columns: 1fr;
    text-align: left;
  }
  .paper-left{
    grid-template-columns: auto 1fr;
    justify-items: start;
    justify-content: start;
    align-items: center;
    gap: 14px;
    padding-left: 0;
  }
  .paper-badges{
    justify-content: flex-start;
  }
  .paper-cover{
    width: 92px;
    height: 92px;
    border-radius: 18px;
    font-size: 1.7rem;
  }
}



.paper-btn.primary,
.paper-btn.primary:link,
.paper-btn.primary:visited,
.paper-btn.primary:hover,
.paper-btn.primary:active {
  color: #fff !important;
}
.paper-btn.primary i { color:#fff !important; }