@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@400;600&family=Playfair+Display:wght@500&display=swap');

body {
  font-family: var(--bs-font-sans-serif) !important;
}
.bg-white {
  background-color: #ffffff !important;
}
.bg-light {
  background-color: var(--whitesmoke) !important;
}
.bg-fog {
  background-color: var(--mint-fog) !important;
}
.logo {
  font-family: var(--bs-font-accent);
  font-size: 14px;
}
.bg-warning-tag {
  background-color: #a1856f;
}
a .badge {
  text-decoration: underline;
}
.badge-highlight:hover {
  background-color: #ffeeaa !important;
}

.badge-highlight:active {
  background-color: #ffeeaa !important;
  transform: scale(0.97);
}

.badge-highlight.clicked {
  background-color: #ffeeaa !important;
  border: 1px solid #e0b400;
  transition: background-color 0.4s ease;
}
a {
  color: var(--bs-secondary);
}
.summary {
  font-size: 1.4em;
}
.figure-container {
  width: 100%;
  aspect-ratio: 16 / 9;  /* responsive height */
  max-width: 100%;
  position: relative;
}
.container {
     max-width: 1440px;
   margin: auto;
}
.main-content {
    max-width: 900px;
}
.section-menu {
  border-bottom: 1px solid var(--gray-lines);
}
.section-item.active {
    background-color: var(--bs-primary-dark) !important;
    border-left: 4px solid var(--bs-warning) !important;
    color: white !important;
}
#slide-cards {
  display: none!important;
  gap: 6px;
  padding: 8px 12px;
  flex-wrap: wrap;

}

.slide-card {
  background:#e8f4ff;
  padding:5px 10px;
  border-radius:8px;
  margin-right:6px;
  font-weight:600;
  display:inline-block;
}
.slide-row {
  margin-bottom:2px;
}
.slide-card:hover {
  background: #ddd;
  transform: scale(1.05);
}

.slide-card.active {
  background: #007bff;
  color: white;
}
.slide-card.slide-type-html { background:#e6f3ff; }
.slide-card.slide-type-figure { background:#fff6d9; }
.slide-card.slide-type-quiz { background:#e5ffe5; }
/* === RAG CHAT === */
.bg-rag-chat {
  background-color: #212726;
      z-index: 9999 !important;
}
#rag-response ul {
    padding-left: 20px;
}
#rag-response p {
    margin-bottom: 8px;
}
#rag-response strong {
    font-weight: 600;
}
.chat-message {
    max-height: 400px;
    overflow-y: auto;
    overflow-x: hidden;
}
.highlight-hover {
    background-color: rgba(255, 255, 0, 0.52);
    cursor: pointer;
}
.highlight-click {
    background-color: #fff3cd !important;
    transition: background-color 0.6s ease;
}
#rag-box {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.5s ease, opacity 0.4s ease;
}

#rag-box.open {
    max-height: 500px;
    opacity: 1;
}
.code-editor {
  font-size: 11px;
  font-family: "Courier";
  background: #333;
  color: #fff;
}
.code-editor:focus {
   background: #333;
  color: #fff;
}
:root {
  --gray-lines: #d2d2d2;
  --bg-highlight: rgba(255, 255, 0, 0.52);
  /* Accent Colors */
  --icy-blue: #e5f6ff;
  --mint-fog: #ddf5ee;
  --warm-sand: #f5f0e9;
  --whitesmoke: whitesmoke;
}
/* === Theme Buttons and Accents === */
.btn-xs {
  padding: 2px 8px !important;
  font-size: 12px;
  border-radius: 3px;
  height: 24px;
}
.btn-primary, .bg-primary {
  background-color: var(--bs-primary) !important;
  border-color: var(--bs-primary) !important;
  color: #fff !important;
}

.btn-primary:hover, .bg-primary:hover {
  background-color: var(--bs-primary-dark) !important;
  border-color: var(--bs-primary) !important;
}

.btn-secondary, .bg-secondary {
  background-color: var(--bs-secondary) !important;
  border-color: var(--bs-secondary) !important;
  color: #fff !important;
}

.btn-secondary:hover, .bg-secondary:hover {
  background-color: var(--bs-secondary-dark) !important;
  border-color: var(--bs-secondary-dark) !important;
}

.btn-success, .bg-success {
  background-color: var(--bs-success) !important;
  border-color: var(--bs-success-border-subtle) !important;
  color: #fff !important;
}

.btn-danger, .bg-danger {
  background-color: var(--bs-danger) !important;
  border-color: var(--bs-danger-bg-subtle) !important;
  color: #fff !important;
}

.btn-danger:hover {
  background-color: var(--bs-danger) !important;
  border-color: var(--bs-danger) !important;
}

.btn-info, .bg-info {
  background-color: var(--icy-blue) !important;
  border-color: var(--icy-blue) !important;
}

.btn-warning, .bg-warning {
  background-color: var(--warm-sand) !important;
  border-color: var(--warm-sand) !important;
}

/* Sorting */
.sortable-section-item .drag-handle {
    cursor: grab;
}
.sortable-section-item .drag-handle:active {
    cursor: grabbing;
}

/* Alerts and Badges */
.alert-primary {
  background-color: var(--rose-mist);
  color: var(--bs-primary);
  border-color: var(--bs-primary);
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--bs-font-accent) !important;
  line-height: 1.4em;
}

/* === Outline Button Variants === */
.btn-outline-primary {
  color: var(--bs-secondary) !important;
  border-color: var(--bs-secondary) !important;
  background-color: transparent !important;
}
.btn-outline-primary:hover {
  background-color: var(--bs-secondary) !important;
  color: #fff !important;
}

.btn-outline-secondary {
  color: var(--bs-secondary) !important;
  border-color: var(--bs-secondary) !important;
  background-color: transparent !important;
}
.btn-outline-secondary:hover {
  background-color: var(--bs-secondary) !important;
  color: #fff !important;
}

.btn-outline-success {
  color: var(--mint-fog) !important;
  border-color: var(--mint-fog) !important;
  background-color: transparent !important;
}
.btn-outline-success:hover {
  background-color: var(--mint-fog) !important;
  color: var(--bs-primary) !important;
}
.btn-outline-warning {
  color: var(--bs-warning) !important;
  border-color: var(--bs-warning) !important;
  background-color: transparent !important;
}
.btn-outline-warning:hover {
  background-color: var(--bs-warning) !important;
  color: #fff !important;
}
.btn-outline-danger {
  color: var(--bs-danger) !important;
  border-color: var(--bs-danger) !important;
  background-color: transparent !important;
}
.btn-outline-danger:hover {
  background-color: var(--bs-secondary) !important;
  color: #fff !important;
}

.btn-info {
  background-color: var(--icy-blue) !important;
}

.btn-outline-info {
  color: var(--icy-blue) !important;
  border-color: var(--icy-blue) !important;
  background-color: transparent !important;
}
.btn-outline-info:hover {
  background-color: var(--icy-blue) !important;
  color: var(--bs-success) !important;
}


/* === Nav Link Overrides === */
.list-group-item.active {
  background-color: var(--bs-primary);
  border-color: var(--bs-secondary);
}
.main-navbar {
  border-bottom: 1px solid var(--mint-fog);
}
.navbar-nav {
  border-bottom: 0px;
}
.main-nav.navbar-nav .nav-link {
  border-bottom: 2px solid var(--mint-fog) !important;
}
.main-nav.navbar-nav .nav-link.active {
  border-bottom: 2px solid var(--bs-secondary) !important;
  border-radius: 0px;
}
.main-nav.navbar-nav .nav-link:hover {
  border-bottom: 2px solid var(--bs-primary) !important;
  border-radius: 0px;
}
.navbar-nav .nav-item .nav-link {
  padding: 14px 14px;
}
.navbar-nav.nav-focus .nav-item .nav-link.active {
  border-bottom: 2px solid var(--bs-secondary) !important;
  background-color: var(--bs-primary-bg-subtle);
  border-radius: 0px;
}
.navbar-nav.nav-focus .nav-link:hover {
  border-bottom: 3px solid var(--bs-primary) !important;
  background-color: var(--bs-primary-bg-subtle);
  border-radius: 0px;
}
/* === BADGES === */
.badge-ask-ai {
  display:inline-block;
  background:var(--bg-highlight);
  color:var(--bs-secondary);
  padding:4px 10px;
  border-radius:12px;
  font-size:12px;
  font-weight:500;
  cursor:pointer;
  margin-bottom:10px;
}
.badge-sm {
  font-size: 0.7rem;
  padding: 0.25em 0.4em;
  border-radius: 0.25rem;
}
.badge-primary {
  background-color: var(--bs-primary);
}
.badge-light {
  background-color: var(--bs-light);
  color: var(--bs-secondary);
}
.badge-secondary {
  background-color: var(--bs-secondary);
}
.badge-success {
    background-color: var(--mint-fog) !important;
  color: var(--bs-success) !important;
}

:root,
[data-bs-theme=light] {
  --bs-blue: #0d6efd;
  --bs-indigo: #6610f2;
  --bs-purple: #6f42c1;
  --bs-pink: #d63384;
  --bs-red: #dc3545;
  --bs-orange: #fd7e14;
  --bs-yellow: #ffc107;
  --bs-green: #198754;
  --bs-teal: #20c997;
  --bs-cyan: #0dcaf0;
  --bs-black: #000;
  --bs-white: #fff;
  --bs-gray: #6c757d;
  --bs-gray-dark: #343a40;
  --bs-gray-100: #f8f9fa;
  --bs-gray-200: #e9ecef;
  --bs-gray-300: #dee2e6;
  --bs-gray-400: #ced4da;
  --bs-gray-500: #adb5bd;
  --bs-gray-600: #6c757d;
  --bs-gray-700: #495057;
  --bs-gray-800: #343a40;
  --bs-gray-900: #212529;
  --bs-primary: #0d6efd;
  --bs-secondary: #6c757d;
  --bs-success: #198754;
  --bs-info: #0dcaf0;
  --bs-warning: #ffc107;
  --bs-danger: #dc3545;
  --bs-light: #f8f9fa;
  --bs-dark: #212529;
  --bs-primary-rgb: 13, 110, 253;
  --bs-secondary-rgb: 108, 117, 125;
  --bs-success-rgb: 25, 135, 84;
  --bs-info-rgb: 13, 202, 240;
  --bs-warning-rgb: 255, 193, 7;
  --bs-danger-rgb: 220, 53, 69;
  --bs-light-rgb: 248, 249, 250;
  --bs-dark-rgb: 33, 37, 41;
  --bs-primary-text-emphasis: #052c65;
  --bs-secondary-text-emphasis: #2b2f32;
  --bs-success-text-emphasis: #0a3622;
  --bs-info-text-emphasis: #055160;
  --bs-warning-text-emphasis: #664d03;
  --bs-danger-text-emphasis: #58151c;
  --bs-light-text-emphasis: #495057;
  --bs-dark-text-emphasis: #495057;
  --bs-primary-bg-subtle: #cfe2ff;
  --bs-secondary-bg-subtle: #e2e3e5;
  --bs-success-bg-subtle: #d1e7dd;
  --bs-info-bg-subtle: #cff4fc;
  --bs-warning-bg-subtle: #fff3cd;
  --bs-danger-bg-subtle: #f8d7da;
  --bs-light-bg-subtle: #fcfcfd;
  --bs-dark-bg-subtle: #ced4da;
  --bs-primary-border-subtle: #9ec5fe;
  --bs-secondary-border-subtle: #c4c8cb;
  --bs-success-border-subtle: #a3cfbb;
  --bs-info-border-subtle: #9eeaf9;
  --bs-warning-border-subtle: #ffe69c;
  --bs-danger-border-subtle: #f1aeb5;
  --bs-light-border-subtle: #e9ecef;
  --bs-dark-border-subtle: #adb5bd;
  --bs-white-rgb: 255, 255, 255;
  --bs-black-rgb: 0, 0, 0;
  --bs-font-sans-serif: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", "Liberation Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  --bs-font-monospace: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --bs-gradient: linear-gradient(180deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0));
  --bs-body-font-family: var(--bs-font-sans-serif);
  --bs-body-font-size: 1rem;
  --bs-body-font-weight: 400;
  --bs-body-line-height: 1.5;
  --bs-body-color: #212529;
  --bs-body-color-rgb: 33, 37, 41;
  --bs-body-bg: #fff;
  --bs-body-bg-rgb: 255, 255, 255;
  --bs-emphasis-color: #000;
  --bs-emphasis-color-rgb: 0, 0, 0;
  --bs-secondary-color: rgba(33, 37, 41, 0.75);
  --bs-secondary-color-rgb: 33, 37, 41;
  --bs-secondary-bg: #e9ecef;
  --bs-secondary-bg-rgb: 233, 236, 239;
  --bs-tertiary-color: rgba(33, 37, 41, 0.5);
  --bs-tertiary-color-rgb: 33, 37, 41;
  --bs-tertiary-bg: #f8f9fa;
  --bs-tertiary-bg-rgb: 248, 249, 250;
  --bs-heading-color: inherit;
  --bs-link-color: #0d6efd;
  --bs-link-color-rgb: 13, 110, 253;
  --bs-link-decoration: underline;
  --bs-link-hover-color: #0a58ca;
  --bs-link-hover-color-rgb: 10, 88, 202;
  --bs-code-color: #d63384;
  --bs-highlight-color: #212529;
  --bs-highlight-bg: #fff3cd;
  --bs-border-width: 1px;
  --bs-border-style: solid;
  --bs-border-color: #dee2e6;
  --bs-border-color-translucent: rgba(0, 0, 0, 0.175);
  --bs-border-radius: 0.375rem;
  --bs-border-radius-sm: 0.25rem;
  --bs-border-radius-lg: 0.5rem;
  --bs-border-radius-xl: 1rem;
  --bs-border-radius-xxl: 2rem;
  --bs-border-radius-2xl: var(--bs-border-radius-xxl);
  --bs-border-radius-pill: 50rem;
  --bs-box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
  --bs-box-shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  --bs-box-shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
  --bs-box-shadow-inset: inset 0 1px 2px rgba(0, 0, 0, 0.075);
  --bs-focus-ring-width: 0.25rem;
  --bs-focus-ring-opacity: 0.25;
  --bs-focus-ring-color: rgba(13, 110, 253, 0.25);
  --bs-form-valid-color: #198754;
  --bs-form-valid-border-color: #198754;
  --bs-form-invalid-color: #dc3545;
  --bs-form-invalid-border-color: #dc3545;
}

:root,
[data-bs-theme=light] {
  --bs-blue: #0d6efd;
  --bs-indigo: #6610f2;
  --bs-purple: #6f42c1;
  --bs-pink: #d63384;
  --bs-red: #dc3545;
  --bs-orange: #fd7e14;
  --bs-yellow: #ffc107;
  --bs-green: #198754;
  --bs-teal: #20c997;
  --bs-cyan: #0dcaf0;
  --bs-black: #000;
  --bs-white: #fff;
  --bs-gray: #6c757d;
  --bs-gray-dark: #343a40;
  --bs-gray-100: #f8f9fa;
  --bs-gray-200: #e9ecef;
  --bs-gray-300: #dee2e6;
  --bs-gray-400: #ced4da;
  --bs-gray-500: #adb5bd;
  --bs-gray-600: #6c757d;
  --bs-gray-700: #495057;
  --bs-gray-800: #343a40;
  --bs-gray-900: #212529;
  --bs-primary: #0d6efd;
  --bs-secondary: #6c757d;
  --bs-success: #198754;
  --bs-info: #0dcaf0;
  --bs-warning: #ffc107;
  --bs-danger: #dc3545;
  --bs-light: #f8f9fa;
  --bs-dark: #212529;
  --bs-primary-rgb: 13, 110, 253;
  --bs-secondary-rgb: 108, 117, 125;
  --bs-success-rgb: 25, 135, 84;
  --bs-info-rgb: 13, 202, 240;
  --bs-warning-rgb: 255, 193, 7;
  --bs-danger-rgb: 220, 53, 69;
  --bs-light-rgb: 248, 249, 250;
  --bs-dark-rgb: 33, 37, 41;
  --bs-primary-text-emphasis: #052c65;
  --bs-secondary-text-emphasis: #2b2f32;
  --bs-success-text-emphasis: #0a3622;
  --bs-info-text-emphasis: #055160;
  --bs-warning-text-emphasis: #664d03;
  --bs-danger-text-emphasis: #58151c;
  --bs-light-text-emphasis: #495057;
  --bs-dark-text-emphasis: #495057;
  --bs-primary-bg-subtle: #cfe2ff;
  --bs-secondary-bg-subtle: #e2e3e5;
  --bs-success-bg-subtle: #d1e7dd;
  --bs-info-bg-subtle: #cff4fc;
  --bs-warning-bg-subtle: #fff3cd;
  --bs-danger-bg-subtle: #f8d7da;
  --bs-light-bg-subtle: #fcfcfd;
  --bs-dark-bg-subtle: #ced4da;
  --bs-primary-border-subtle: #9ec5fe;
  --bs-secondary-border-subtle: #c4c8cb;
  --bs-success-border-subtle: #a3cfbb;
  --bs-info-border-subtle: #9eeaf9;
  --bs-warning-border-subtle: #ffe69c;
  --bs-danger-border-subtle: #f1aeb5;
  --bs-light-border-subtle: #e9ecef;
  --bs-dark-border-subtle: #adb5bd;
  --bs-white-rgb: 255, 255, 255;
  --bs-black-rgb: 0, 0, 0;
  --bs-font-sans-serif: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", "Liberation Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  --bs-font-monospace: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --bs-gradient: linear-gradient(180deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0));
  --bs-body-font-family: var(--bs-font-sans-serif);
  --bs-body-font-size: 1rem;
  --bs-body-font-weight: 400;
  --bs-body-line-height: 1.5;
  --bs-body-color: #212529;
  --bs-body-color-rgb: 33, 37, 41;
  --bs-body-bg: #fff;
  --bs-body-bg-rgb: 255, 255, 255;
  --bs-emphasis-color: #000;
  --bs-emphasis-color-rgb: 0, 0, 0;
  --bs-secondary-color: rgba(33, 37, 41, 0.75);
  --bs-secondary-color-rgb: 33, 37, 41;
  --bs-secondary-bg: #e9ecef;
  --bs-secondary-bg-rgb: 233, 236, 239;
  --bs-tertiary-color: rgba(33, 37, 41, 0.5);
  --bs-tertiary-color-rgb: 33, 37, 41;
  --bs-tertiary-bg: #f8f9fa;
  --bs-tertiary-bg-rgb: 248, 249, 250;
  --bs-heading-color: inherit;
  --bs-link-color: #0d6efd;
  --bs-link-color-rgb: 13, 110, 253;
  --bs-link-decoration: underline;
  --bs-link-hover-color: #0a58ca;
  --bs-link-hover-color-rgb: 10, 88, 202;
  --bs-code-color: #d63384;
  --bs-highlight-color: #212529;
  --bs-highlight-bg: #fff3cd;
  --bs-border-width: 1px;
  --bs-border-style: solid;
  --bs-border-color: #dee2e6;
  --bs-border-color-translucent: rgba(0, 0, 0, 0.175);
  --bs-border-radius: 0.375rem;
  --bs-border-radius-sm: 0.25rem;
  --bs-border-radius-lg: 0.5rem;
  --bs-border-radius-xl: 1rem;
  --bs-border-radius-xxl: 2rem;
  --bs-border-radius-2xl: var(--bs-border-radius-xxl);
  --bs-border-radius-pill: 50rem;
  --bs-box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
  --bs-box-shadow-sm: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
  --bs-box-shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
  --bs-box-shadow-inset: inset 0 1px 2px rgba(0, 0, 0, 0.075);
  --bs-focus-ring-width: 0.25rem;
  --bs-focus-ring-opacity: 0.25;
  --bs-focus-ring-color: rgba(13, 110, 253, 0.25);
  --bs-form-valid-color: #198754;
  --bs-form-valid-border-color: #198754;
  --bs-form-invalid-color: #dc3545;
  --bs-form-invalid-border-color: #dc3545;
}

/* Base (desktop) */
.focus-header {
  background: linear-gradient(90deg, #0056b3, #007bff);
  color: white;
  font-size: 1rem;
  padding: 12px 20px;
  border-bottom: 3px solid #004080;
}

/* Mobile adjustments */
@media (max-width: 768px) {
  .focus-header {
    background: linear-gradient(180deg, #0066cc, #3399ff);
    font-size: 1.2rem;
    text-align: center;
    border-bottom: 5px solid #003366;
  }

  .focus-header span {
    display: block;
    font-size: 0.9rem;
    opacity: 0.9;
  }
}