/* Theme colors inspired by nuterm-html (Tailwind eq.) */
/* Keep hamburger as three lines when expanded (no X) */
.navbar .navbar-toggler[aria-expanded="true"] .navbar-toggler-icon .navbar-toggler-bar {
  width: 22px !important; /* default length */
}
.navbar .navbar-toggler[aria-expanded="true"] .navbar-toggler-bar.bar1 {
  transform: none !important;
  margin-top: 0 !important;
}
.navbar .navbar-toggler[aria-expanded="true"] .navbar-toggler-bar.bar2 {
  opacity: 1 !important;
  margin-top: 7px !important;
}
.navbar .navbar-toggler[aria-expanded="true"] .navbar-toggler-bar.bar3 {
  transform: none !important;
  margin-top: 7px !important;
}
:root {
  --nt-primary: #2563eb; /* blue-600 */
  --nt-primary-hover: #1d4ed8; /* blue-700 */
  --nt-yellow: #f59e0b; /* amber-500 */
  --nt-gray-50: #f9fafb;
}

.bg-nt-page {
  background-color: var(--nt-gray-50);
}

html {
  background-color: var(--nt-gray-50);
}

/* Prevent accidental horizontal scroll from sticky header rows or wide elements */
html, body {
  overflow-x: hidden;
}
/* Avoid layout shift when scrollbar appears */
body {
  width: 100vw;
}

.header-gradient {
  background: linear-gradient(90deg, var(--nt-primary) 0%, #f59e0b 100%);
  color: #fff;
}

.nt-tab {
  color: #6b7280; /* gray-500 */
  border-bottom: 2px solid transparent;
  transition: color .15s ease-in-out, border-color .15s ease-in-out;
  display: inline-block;
}
.nt-tab:hover,
.nt-tab:focus {
  color: var(--nt-primary);
  border-bottom-color: var(--nt-primary);
}
.nt-tab-active {
  color: var(--nt-primary);
  border-bottom-color: var(--nt-primary);
}

.clickable-term {
  color: var(--nt-primary);
  text-decoration: none;
}
.clickable-term:hover {
  color: var(--nt-primary-hover);
  text-decoration: underline;
}

.card-hover:hover {
  box-shadow: 0 .5rem 1rem rgba(0,0,0,.15) !important;
  transition: box-shadow .15s ease-in-out;
}

/* Footer background */
.bg-nt-footer {
  background: linear-gradient(180deg, #f3f4f6 0%, #ffffff 100%);
}

/* Responsive helpers */
/* Ensure term images don't exceed a sane width on desktop */
img.term-img { /* responsive image with a sane cap */
  width: 100%;
  max-width: 260px;
  height: auto;
}

/* Home search suggestions: light blue hover/active */
.nt-suggest .list-group-item:hover,
.nt-suggest .list-group-item.active {
  background-color: #e7f1ff; /* light blue */
  color: #0d6efd; /* match bootstrap primary text color */
}

@media (max-width: 576px) {
  /* Reduce global container side paddings on phones for fuller width */
  .container {
    padding-left: .5rem !important;
    padding-right: .5rem !important;
  }
  /* Remove default 8px horizontal padding inside navbar container on xs */
  .navbar .container-fluid { padding-left: 0 !important; padding-right: 0 !important; }
  #nav-toggle { margin-left: -8px !important; }
  /* Make term cards use wider text area on phones */
  .term-body {
    padding-left: .5rem !important;
    padding-right: .5rem !important;
  }
  .term-body p,
  .term-body div,
  .term-body span {
    word-break: normal;
    overflow-wrap: anywhere; /* allow long tokens to wrap but prefer inline text */
  }
  /* Reduce left margins before content labels for tighter layout */
  .term-body .ms-3 { margin-left: .5rem !important; }
  .term-body .ms-4 { margin-left: .75rem !important; }
  .term-body .mb-2 { margin-bottom: .5rem !important; }
  .term-body .mb-1 { margin-bottom: .375rem !important; }
  footer .container p.small { /* smaller footer text on phones */
    font-size: .7rem !important;
  }
  img.term-img { /* smaller term images on phones */
    width: 100%;
    max-width: 160px; /* hard cap on phones */
    height: auto;
  }
  /* Move action buttons above the term title on phones */
  .term-header {
    flex-direction: column-reverse;
    align-items: flex-start;
    gap: .5rem;
  }
  .term-header h5 {
    width: 100%;
    margin-left: 0;
    text-align: left;
  }
  .term-header .action-bar {
    align-self: stretch;
    justify-content: flex-start;
  }
  /* Home admin actions: wrap into two rows on phones */
  .home-actions {
    flex-wrap: wrap;
    gap: .75rem;
    justify-content: center;
  }
  .home-actions > a.btn {
    flex: 1 1 calc(50% - .75rem);
    white-space: normal;
    text-align: center;
    margin-right: 0 !important; /* neutralize me-2 on small screens */
    box-sizing: border-box;
  }
  /* Position navbar toggle under the left edge (approx under 'n') */
  .navbar .navbar-toggler { display: inline-block; }
}

/* Project primary button */
.btn-nt-primary {
  background-color: var(--nt-primary);
  border-color: var(--nt-primary);
  color: #fff;
}
.btn-nt-primary:hover,
.btn-nt-primary:focus {
  background-color: var(--nt-primary-hover);
  border-color: var(--nt-primary-hover);
  color: #fff;
}

.btn-nt-outline {
  background-color: transparent;
  border: 1px solid var(--nt-primary);
  color: var(--nt-primary);
}
.btn-nt-outline:hover,
.btn-nt-outline:focus {
  background-color: var(--nt-primary);
  border-color: var(--nt-primary);
  color: #fff;
}

.btn-nt-danger {
  background-color: #dc3545;
  border-color: #dc3545;
  color: #fff;
}
.btn-nt-danger:hover,
.btn-nt-danger:focus {
  background-color: #bb2d3b;
  border-color: #bb2d3b;
  color: #fff;
}

.btn-nt-outline-danger {
  background-color: transparent;
  border: 1px solid #dc3545;
  color: #dc3545;
}
.btn-nt-outline-danger:hover,
.btn-nt-outline-danger:focus {
  background-color: #dc3545;
  border-color: #dc3545;
  color: #fff;
}

/* Shared action bar for button positioning */
.action-bar {
  display: flex;
  justify-content: flex-end;
  gap: .5rem;
}

/* Home search input sizing */
.home-search-input {
  max-width: 520px;
}

/* Remove purple focus ring on search input */
.home-search-input:focus {
  outline: none;
  box-shadow: none !important;
  border-color: #ced4da !important; /* neutral border like unfocused */
}

/* Remove purple outline on selected/focused suggestions */
.nt-suggest .list-group-item:focus {
  outline: none;
  box-shadow: none !important;
  border-color: #e5e7eb !important; /* gray-200 */
}

/* Avoid purple border on the active (keyboard-selected) suggestion */
.nt-suggest .list-group-item.active {
  border-color: #e5e7eb !important; /* gray-200 */
}

/* Light blue focus ring around the search input group (Soft UI adds .focused) */
.input-group.focused {
  box-shadow: none !important; /* do not ring the whole group */
  border-radius: .5rem; /* keep rounded corners coherent */
}
.input-group.focused .home-search-input {
  box-shadow: 0 0 0 .25rem rgba(37, 99, 235, .45) !important; /* ring only input */
  border-color: #9ec5fe !important; /* stronger blue border */
}

/* Fix left border radius for the search button next to the input */
.input-group .home-search-btn {
  border-radius: .5rem !important;
}

/* Make search input height match the button and align nicely */
.input-group.input-group-lg-nt > .form-control,
.input-group.input-group-lg-nt > .btn {
  height: 44px; /* consistent height for both */
}
.input-group.input-group-lg-nt > .form-control {
  padding-top: .5rem;
  padding-bottom: .5rem;
}

/* Shared search group sizing across pages */
.home-search-group {
  width: 100% !important;
  max-width: 520px !important;
  margin-left: auto;
  margin-right: auto;
  display: flex;
  flex-wrap: nowrap;
  flex: 0 1 520px;
}
.home-search-group .home-search-input {
  flex: 1 1 auto;
  width: auto;
  max-width: none;
}
/* Add a small gap between input and button like on home */
.home-search-group > .home-search-btn {
  margin-left: .12rem !important; /* override Bootstrap's -1px on input-group siblings */
  margin-right: 0 !important; /* neutralize mx-auto on home page */
  margin-top: 0 !important; /* neutralize my-auto on home page */
  margin-bottom: 0 !important; /* neutralize my-auto on home page */
}
@media (min-width: 992px) and (max-width: 1199.98px) {
  /* Match col-lg-6 width so all pages align */
  .home-search-group {
    max-width: 444px !important;
    flex-basis: 444px;
  }
}
@media (max-width: 576px) {
  /* Make the compact search behave like home on phones */
  .search-compact {
    display: block !important; /* override d-flex from template */
    width: 100%;
  }
  .home-search-group {
    max-width: none !important;
    flex-basis: auto;
  }
  .home-search-group > .home-search-btn {
    margin-left: 0 !important; /* no gap on phones; match home */
    flex: 0 0 auto;
  }
}

.link-to-page {
    float: right;
    margin: 0 2px 0 2px;
}

.text-nbsp {
  /* Preserve user-entered spacing/newlines for term text */
  white-space: break-spaces;
}


/* Screen-reader-only utility (kept visible to assistive tech) */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}