/* =============================================================================
   DEEP OCEAN SCIENTIFIC THEME
   Environmental Bowtie Risk Analysis Application
   Version: 1.0.0

   Design Philosophy: Scientific precision meets oceanic depth
   - Deep navy blues with luminous teal accents
   - Glass-morphism cards with subtle depth
   - Elegant scientific typography
   - Smooth, purposeful animations
   ============================================================================= */

/* -----------------------------------------------------------------------------
   CUSTOM FONTS
   Using Google Fonts: Crimson Pro (headers) + DM Sans (body)
   ----------------------------------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Crimson+Pro:ital,wght@0,400;0,500;0,600;0,700;1,400&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;0,9..40,700;1,9..40,400&family=JetBrains+Mono:wght@400;500&display=swap');

/* -----------------------------------------------------------------------------
   CSS CUSTOM PROPERTIES (Design Tokens)
   ----------------------------------------------------------------------------- */
:root {
  /* Primary Ocean Palette */
  --ocean-abyss: #0a1628;
  --ocean-deep: #0f2137;
  --ocean-mid: #1a3a5c;
  --ocean-surface: #2d5a7b;
  --ocean-shallow: #4a7c9b;

  /* Luminous Accents */
  --bioluminescent: #00d4aa;
  --bioluminescent-glow: rgba(0, 212, 170, 0.3);
  --coral-warning: #ff6b6b;
  --coral-soft: rgba(255, 107, 107, 0.2);
  --sunbeam: #ffd93d;
  --sunbeam-soft: rgba(255, 217, 61, 0.15);

  /* Neutral Spectrum */
  --foam-white: #f8fafc;
  --mist: #e2e8f0;
  --seafoam: #94a3b8;
  --slate-deep: #475569;

  /* Glass Effects */
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-highlight: rgba(255, 255, 255, 0.12);

  /* Typography */
  --font-display: 'Crimson Pro', Georgia, serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing Scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  /* Shadows */
  --shadow-subtle: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-medium: 0 4px 20px rgba(0, 0, 0, 0.12);
  --shadow-deep: 0 8px 40px rgba(0, 0, 0, 0.2);
  --shadow-glow: 0 0 30px var(--bioluminescent-glow);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* -----------------------------------------------------------------------------
   BASE STYLES & TYPOGRAPHY
   ----------------------------------------------------------------------------- */
body, .wrapper {
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  color: var(--foam-white);
  background: linear-gradient(135deg, var(--ocean-abyss) 0%, var(--ocean-deep) 50%, var(--ocean-mid) 100%);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Animated ocean background */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(ellipse at 20% 80%, rgba(0, 212, 170, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(45, 90, 123, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(26, 58, 92, 0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  animation: oceanPulse 20s ease-in-out infinite;
}

@keyframes oceanPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* Floating particles effect */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    radial-gradient(2px 2px at 20px 30px, rgba(0, 212, 170, 0.3), transparent),
    radial-gradient(2px 2px at 40px 70px, rgba(255, 255, 255, 0.15), transparent),
    radial-gradient(1px 1px at 90px 40px, rgba(0, 212, 170, 0.2), transparent),
    radial-gradient(2px 2px at 130px 80px, rgba(255, 255, 255, 0.1), transparent),
    radial-gradient(1px 1px at 160px 120px, rgba(0, 212, 170, 0.25), transparent);
  background-size: 200px 200px;
  animation: particleFloat 30s linear infinite;
  pointer-events: none;
  z-index: 0;
  opacity: 0.6;
}

@keyframes particleFloat {
  0% { transform: translateY(0); }
  100% { transform: translateY(-200px); }
}

/* Typography hierarchy */
h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--foam-white);
}

h1, .h1 { font-size: 2.5rem; font-weight: 700; }
h2, .h2 { font-size: 2rem; }
h3, .h3 { font-size: 1.5rem; }
h4, .h4 { font-size: 1.25rem; }
h5, .h5 { font-size: 1.1rem; }
h6, .h6 { font-size: 1rem; }

/* Page titles with accent */
.content-wrapper h2:first-child,
.tab-pane > h2:first-of-type {
  position: relative;
  padding-bottom: var(--space-md);
  margin-bottom: var(--space-xl);
}

.content-wrapper h2:first-child::after,
.tab-pane > h2:first-of-type::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--bioluminescent), transparent);
  border-radius: 2px;
}

/* -----------------------------------------------------------------------------
   MAIN HEADER (Navbar)
   ----------------------------------------------------------------------------- */
.main-header {
  background: linear-gradient(180deg, rgba(10, 22, 40, 0.95) 0%, rgba(15, 33, 55, 0.9) 100%) !important;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border) !important;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
  z-index: 1030;
}

.main-header .navbar-nav .nav-link {
  color: var(--seafoam) !important;
  transition: color var(--transition-fast);
}

.main-header .navbar-nav .nav-link:hover {
  color: var(--bioluminescent) !important;
}

/* Brand/Logo styling */
.brand-link {
  background: transparent !important;
  border-bottom: none !important;
  padding: var(--space-md) var(--space-lg) !important;
}

.brand-link .brand-text {
  font-family: var(--font-display) !important;
  font-size: 1.1rem !important;
  font-weight: 600 !important;
  background: linear-gradient(135deg, var(--foam-white) 0%, var(--bioluminescent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.brand-link .brand-image {
  border-radius: var(--radius-sm);
  box-shadow: 0 2px 10px rgba(0, 212, 170, 0.2);
}

/* Dropdown menus in header */
.main-header .dropdown-menu {
  background: rgba(15, 33, 55, 0.98);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-deep);
  padding: var(--space-sm);
}

.main-header .dropdown-item {
  color: var(--mist);
  border-radius: var(--radius-sm);
  padding: var(--space-sm) var(--space-md);
  transition: all var(--transition-fast);
}

.main-header .dropdown-item:hover {
  background: var(--glass-highlight);
  color: var(--bioluminescent);
  transform: translateX(4px);
}

/* -----------------------------------------------------------------------------
   SIDEBAR
   ----------------------------------------------------------------------------- */
.main-sidebar {
  background: linear-gradient(180deg, var(--ocean-abyss) 0%, var(--ocean-deep) 100%) !important;
  border-right: 1px solid var(--glass-border);
  box-shadow: 4px 0 30px rgba(0, 0, 0, 0.3);
}

.main-sidebar .sidebar {
  padding-top: var(--space-md);
}

/* Sidebar section headers */
.sidebar-header {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--seafoam) !important;
  padding: var(--space-lg) var(--space-md) var(--space-sm) !important;
  margin-top: var(--space-md);
  opacity: 0.7;
}

/* Sidebar menu items */
.nav-sidebar .nav-item > .nav-link {
  color: var(--mist) !important;
  border-radius: var(--radius-sm);
  margin: 2px var(--space-sm);
  padding: var(--space-sm) var(--space-md) !important;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.nav-sidebar .nav-item > .nav-link::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--bioluminescent);
  transform: scaleY(0);
  transition: transform var(--transition-fast);
  border-radius: 0 2px 2px 0;
}

.nav-sidebar .nav-item > .nav-link:hover {
  background: var(--glass-highlight) !important;
  color: var(--foam-white) !important;
  transform: translateX(4px);
}

.nav-sidebar .nav-item > .nav-link:hover::before {
  transform: scaleY(1);
}

.nav-sidebar .nav-item > .nav-link.active {
  background: linear-gradient(90deg, rgba(0, 212, 170, 0.15), transparent) !important;
  color: var(--bioluminescent) !important;
  font-weight: 500;
}

.nav-sidebar .nav-item > .nav-link.active::before {
  transform: scaleY(1);
  box-shadow: var(--shadow-glow);
}

/* Sidebar icons */
.nav-sidebar .nav-icon {
  color: var(--seafoam);
  transition: color var(--transition-fast), transform var(--transition-fast);
  width: 1.5rem;
  text-align: center;
}

.nav-sidebar .nav-item > .nav-link:hover .nav-icon,
.nav-sidebar .nav-item > .nav-link.active .nav-icon {
  color: var(--bioluminescent);
  transform: scale(1.1);
}

/* Sidebar badges */
.nav-sidebar .badge {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  padding: 3px 8px;
  border-radius: 20px;
  font-weight: 500;
}

/* Sub-menu items */
.nav-treeview .nav-link {
  padding-left: var(--space-xl) !important;
  font-size: 0.9rem;
}

/* User panel in sidebar */
.user-panel {
  border-bottom: 1px solid var(--glass-border);
  padding: var(--space-md) !important;
  margin-bottom: var(--space-md);
}

.user-panel .info {
  color: var(--mist);
}

.user-panel .info a {
  color: var(--foam-white) !important;
  font-weight: 500;
}

/* -----------------------------------------------------------------------------
   CONTENT AREA
   ----------------------------------------------------------------------------- */
.content-wrapper {
  background: transparent !important;
  position: relative;
  z-index: 1;
  min-height: calc(100vh - 57px);
}

.content {
  padding: var(--space-xl);
}

/* -----------------------------------------------------------------------------
   CARDS & BOXES
   ----------------------------------------------------------------------------- */
.card, .box {
  background: rgba(15, 33, 55, 0.6) !important;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border) !important;
  border-radius: var(--radius-lg) !important;
  box-shadow: var(--shadow-medium);
  transition: all var(--transition-smooth);
  overflow: hidden;
}

.card:hover, .box:hover {
  border-color: rgba(0, 212, 170, 0.2) !important;
  box-shadow: var(--shadow-deep), 0 0 40px rgba(0, 212, 170, 0.05);
  /* Removed transform: translateY(-2px) - was causing issues with bowtie diagram display */
}

/* Card headers */
.card-header, .box-header {
  background: linear-gradient(180deg, var(--glass-highlight), transparent) !important;
  border-bottom: 1px solid var(--glass-border) !important;
  padding: var(--space-md) var(--space-lg) !important;
}

.card-header .card-title,
.box-header .box-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--foam-white);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.card-header .card-title i,
.box-header .box-title i {
  color: var(--bioluminescent);
}

/* Card body */
.card-body, .box-body {
  padding: var(--space-lg) !important;
  color: var(--mist);
}

/* Solid header variations */
.card-primary .card-header,
.box.box-primary .box-header {
  background: linear-gradient(135deg, var(--ocean-surface), var(--ocean-mid)) !important;
  border-bottom: none !important;
}

.card-success .card-header,
.box.box-success .box-header {
  background: linear-gradient(135deg, rgba(0, 212, 170, 0.3), rgba(0, 212, 170, 0.1)) !important;
}

.card-warning .card-header,
.box.box-warning .box-header {
  background: linear-gradient(135deg, rgba(255, 217, 61, 0.3), rgba(255, 217, 61, 0.1)) !important;
}

.card-danger .card-header,
.box.box-danger .box-header {
  background: linear-gradient(135deg, rgba(255, 107, 107, 0.3), rgba(255, 107, 107, 0.1)) !important;
}

.card-info .card-header,
.box.box-info .box-header {
  background: linear-gradient(135deg, rgba(74, 124, 155, 0.4), rgba(74, 124, 155, 0.2)) !important;
}

/* -----------------------------------------------------------------------------
   INFO BOXES & VALUE BOXES
   ----------------------------------------------------------------------------- */
.info-box, .small-box {
  background: rgba(15, 33, 55, 0.7) !important;
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md) !important;
  box-shadow: var(--shadow-subtle);
  transition: all var(--transition-smooth);
  overflow: hidden;
  min-height: 90px;
}

.info-box:hover, .small-box:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
  border-color: var(--bioluminescent-glow);
}

.info-box-icon {
  background: linear-gradient(135deg, var(--bioluminescent), var(--ocean-surface)) !important;
  border-radius: var(--radius-md) 0 0 var(--radius-md) !important;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 80px;
}

.info-box-icon i {
  color: var(--foam-white);
  font-size: 1.8rem;
}

.info-box-content {
  padding: var(--space-md);
}

.info-box-text {
  font-family: var(--font-body);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--seafoam);
  margin-bottom: var(--space-xs);
}

.info-box-number {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--foam-white);
  line-height: 1;
}

/* Color variants for info boxes */
.info-box.bg-primary .info-box-icon,
.info-box.bg-info .info-box-icon {
  background: linear-gradient(135deg, var(--ocean-surface), var(--ocean-mid)) !important;
}

.info-box.bg-success .info-box-icon {
  background: linear-gradient(135deg, var(--bioluminescent), #00a080) !important;
}

.info-box.bg-warning .info-box-icon {
  background: linear-gradient(135deg, var(--sunbeam), #e6c200) !important;
}

.info-box.bg-danger .info-box-icon {
  background: linear-gradient(135deg, var(--coral-warning), #e05050) !important;
}

/* -----------------------------------------------------------------------------
   BUTTONS
   ----------------------------------------------------------------------------- */
.btn {
  font-family: var(--font-body);
  font-weight: 500;
  border-radius: var(--radius-sm);
  padding: var(--space-sm) var(--space-lg);
  transition: all var(--transition-fast);
  border: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left var(--transition-smooth);
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--bioluminescent), #00a080) !important;
  color: var(--ocean-abyss) !important;
  box-shadow: 0 4px 15px rgba(0, 212, 170, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 212, 170, 0.4);
}

.btn-secondary {
  background: var(--glass-highlight) !important;
  color: var(--foam-white) !important;
  border: 1px solid var(--glass-border) !important;
}

.btn-secondary:hover {
  background: var(--glass-bg) !important;
  border-color: var(--bioluminescent) !important;
}

.btn-success {
  background: linear-gradient(135deg, #10b981, #059669) !important;
  color: white !important;
}

.btn-warning {
  background: linear-gradient(135deg, var(--sunbeam), #f59e0b) !important;
  color: var(--ocean-abyss) !important;
}

.btn-danger {
  background: linear-gradient(135deg, var(--coral-warning), #dc2626) !important;
  color: white !important;
}

.btn-info {
  background: linear-gradient(135deg, var(--ocean-shallow), var(--ocean-surface)) !important;
  color: white !important;
}

.btn-outline-primary {
  background: transparent !important;
  border: 2px solid var(--bioluminescent) !important;
  color: var(--bioluminescent) !important;
}

.btn-outline-primary:hover {
  background: var(--bioluminescent) !important;
  color: var(--ocean-abyss) !important;
}

/* Button sizes */
.btn-lg {
  padding: var(--space-md) var(--space-xl);
  font-size: 1rem;
  border-radius: var(--radius-md);
}

.btn-sm {
  padding: var(--space-xs) var(--space-md);
  font-size: 0.85rem;
}

/* Icon buttons */
.btn i {
  margin-right: var(--space-xs);
}

/* -----------------------------------------------------------------------------
   FORM CONTROLS
   ----------------------------------------------------------------------------- */
.form-control, .form-select,
.selectize-input, .selectize-control.single .selectize-input {
  background: rgba(10, 22, 40, 0.6) !important;
  border: 1px solid var(--glass-border) !important;
  border-radius: var(--radius-sm) !important;
  color: var(--foam-white) !important;
  padding: var(--space-sm) var(--space-md);
  transition: all var(--transition-fast);
}

.form-control:focus, .form-select:focus,
.selectize-input.focus {
  border-color: var(--bioluminescent) !important;
  box-shadow: 0 0 0 3px var(--bioluminescent-glow) !important;
  outline: none;
}

.form-control::placeholder {
  color: var(--seafoam);
  opacity: 0.7;
}

/* Labels */
.form-label, .control-label,
label:not(.form-check-label) {
  font-weight: 500;
  color: var(--mist);
  margin-bottom: var(--space-xs);
  font-size: 0.9rem;
}

/* Select inputs (Shiny) */
.selectize-dropdown {
  background: rgba(15, 33, 55, 0.98) !important;
  border: 1px solid var(--glass-border) !important;
  border-radius: var(--radius-sm) !important;
  box-shadow: var(--shadow-deep);
}

.selectize-dropdown .option {
  color: var(--mist);
  padding: var(--space-sm) var(--space-md);
}

.selectize-dropdown .option:hover,
.selectize-dropdown .option.active {
  background: var(--glass-highlight) !important;
  color: var(--bioluminescent);
}

/* Checkboxes & Radio buttons */
.form-check-input {
  background-color: var(--glass-bg);
  border: 2px solid var(--glass-border);
  width: 1.2em;
  height: 1.2em;
}

.form-check-input:checked {
  background-color: var(--bioluminescent);
  border-color: var(--bioluminescent);
}

.form-check-input:focus {
  box-shadow: 0 0 0 3px var(--bioluminescent-glow);
}

.form-check-label {
  color: var(--mist);
  margin-left: var(--space-xs);
}

/* Sliders */
.irs--shiny .irs-bar {
  background: linear-gradient(90deg, var(--bioluminescent), var(--ocean-shallow)) !important;
  border: none !important;
}

.irs--shiny .irs-handle {
  background: var(--bioluminescent) !important;
  border: 3px solid var(--ocean-abyss) !important;
  box-shadow: 0 2px 8px rgba(0, 212, 170, 0.4);
}

.irs--shiny .irs-line {
  background: var(--glass-border);
  border-radius: 4px;
}

.irs--shiny .irs-single {
  background: var(--bioluminescent);
  color: var(--ocean-abyss);
  font-weight: 600;
  border-radius: var(--radius-sm);
}

/* -----------------------------------------------------------------------------
   DATA TABLES
   ----------------------------------------------------------------------------- */
.dataTables_wrapper {
  color: var(--mist);
}

table.dataTable {
  border-collapse: separate;
  border-spacing: 0;
}

table.dataTable thead th {
  background: linear-gradient(180deg, rgba(0, 212, 170, 0.1), transparent) !important;
  color: var(--foam-white) !important;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  padding: var(--space-md) !important;
  border-bottom: 2px solid var(--bioluminescent) !important;
}

table.dataTable tbody tr {
  background: transparent;
  transition: background var(--transition-fast);
}

table.dataTable tbody tr:hover {
  background: rgba(0, 212, 170, 0.05) !important;
}

table.dataTable tbody tr.selected {
  background: rgba(0, 212, 170, 0.15) !important;
}

table.dataTable tbody td {
  color: var(--mist);
  padding: var(--space-md) !important;
  border-bottom: 1px solid var(--glass-border);
  vertical-align: middle;
}

/* DataTables controls */
.dataTables_filter input {
  background: var(--glass-bg) !important;
  border: 1px solid var(--glass-border) !important;
  border-radius: var(--radius-sm) !important;
  color: var(--foam-white) !important;
  padding: var(--space-xs) var(--space-sm) !important;
}

.dataTables_length select {
  background: var(--glass-bg) !important;
  border: 1px solid var(--glass-border) !important;
  border-radius: var(--radius-sm) !important;
  color: var(--foam-white) !important;
}

.dataTables_info {
  color: var(--seafoam);
  font-size: 0.85rem;
}

.dataTables_paginate .paginate_button {
  background: transparent !important;
  border: 1px solid var(--glass-border) !important;
  border-radius: var(--radius-sm) !important;
  color: var(--mist) !important;
  margin: 0 2px;
  transition: all var(--transition-fast);
}

.dataTables_paginate .paginate_button:hover {
  background: var(--glass-highlight) !important;
  color: var(--bioluminescent) !important;
  border-color: var(--bioluminescent) !important;
}

.dataTables_paginate .paginate_button.current {
  background: var(--bioluminescent) !important;
  color: var(--ocean-abyss) !important;
  border-color: var(--bioluminescent) !important;
  font-weight: 600;
}

/* -----------------------------------------------------------------------------
   TABS
   ----------------------------------------------------------------------------- */
.nav-tabs {
  border-bottom: 1px solid var(--glass-border);
  gap: var(--space-xs);
}

.nav-tabs .nav-link {
  background: transparent;
  border: none;
  color: var(--seafoam);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  transition: all var(--transition-fast);
  position: relative;
}

.nav-tabs .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--bioluminescent);
  transition: width var(--transition-fast);
}

.nav-tabs .nav-link:hover {
  color: var(--foam-white);
  background: var(--glass-bg);
}

.nav-tabs .nav-link:hover::after {
  width: 100%;
}

.nav-tabs .nav-link.active {
  background: var(--glass-highlight);
  color: var(--bioluminescent);
  font-weight: 500;
}

.nav-tabs .nav-link.active::after {
  width: 100%;
}

.tab-content {
  padding: var(--space-lg) 0;
}

/* -----------------------------------------------------------------------------
   ALERTS & NOTIFICATIONS
   ----------------------------------------------------------------------------- */
.alert {
  border: none;
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  backdrop-filter: blur(8px);
}

.alert-primary, .alert-info {
  background: rgba(74, 124, 155, 0.2);
  color: var(--ocean-shallow);
  border-left: 4px solid var(--ocean-shallow);
}

.alert-success {
  background: rgba(0, 212, 170, 0.15);
  color: var(--bioluminescent);
  border-left: 4px solid var(--bioluminescent);
}

.alert-warning {
  background: var(--sunbeam-soft);
  color: var(--sunbeam);
  border-left: 4px solid var(--sunbeam);
}

.alert-danger {
  background: var(--coral-soft);
  color: var(--coral-warning);
  border-left: 4px solid var(--coral-warning);
}

.alert-light {
  background: var(--glass-bg);
  color: var(--mist);
  border-left: 4px solid var(--glass-border);
}

/* Shiny notifications */
.shiny-notification {
  background: rgba(15, 33, 55, 0.98) !important;
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-deep);
  color: var(--foam-white);
  backdrop-filter: blur(12px);
}

.shiny-notification-message {
  border-left: 4px solid var(--bioluminescent);
}

.shiny-notification-warning {
  border-left: 4px solid var(--sunbeam);
}

.shiny-notification-error {
  border-left: 4px solid var(--coral-warning);
}

/* -----------------------------------------------------------------------------
   BADGES & LABELS
   ----------------------------------------------------------------------------- */
.badge {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 20px;
}

.badge-primary, .bg-primary {
  background: linear-gradient(135deg, var(--ocean-surface), var(--ocean-mid)) !important;
}

.badge-success, .bg-success {
  background: linear-gradient(135deg, var(--bioluminescent), #00a080) !important;
  color: var(--ocean-abyss) !important;
}

.badge-warning, .bg-warning {
  background: linear-gradient(135deg, var(--sunbeam), #e6c200) !important;
  color: var(--ocean-abyss) !important;
}

.badge-danger, .bg-danger {
  background: linear-gradient(135deg, var(--coral-warning), #e05050) !important;
}

.badge-info, .bg-info {
  background: linear-gradient(135deg, var(--ocean-shallow), var(--ocean-surface)) !important;
}

/* -----------------------------------------------------------------------------
   MODALS
   ----------------------------------------------------------------------------- */
.modal-content {
  background: rgba(15, 33, 55, 0.98) !important;
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-deep), 0 0 60px rgba(0, 0, 0, 0.5);
}

.modal-header {
  border-bottom: 1px solid var(--glass-border);
  padding: var(--space-lg);
}

.modal-title {
  font-family: var(--font-display);
  color: var(--foam-white);
}

.modal-body {
  padding: var(--space-xl);
  color: var(--mist);
}

.modal-footer {
  border-top: 1px solid var(--glass-border);
  padding: var(--space-lg);
}

.btn-close {
  filter: invert(1) brightness(0.8);
}

/* Modal backdrop */
.modal-backdrop {
  background: var(--ocean-abyss);
}

.modal-backdrop.show {
  opacity: 0.85;
}

/* -----------------------------------------------------------------------------
   CONTROLBAR (Settings Panel)
   ----------------------------------------------------------------------------- */
.control-sidebar {
  background: linear-gradient(180deg, var(--ocean-abyss), var(--ocean-deep)) !important;
  border-left: 1px solid var(--glass-border);
  box-shadow: -4px 0 30px rgba(0, 0, 0, 0.3);
}

.control-sidebar .card {
  margin-bottom: var(--space-md);
}

.control-sidebar .card-header {
  font-size: 0.9rem;
  padding: var(--space-sm) var(--space-md) !important;
}

.control-sidebar .nav-tabs .nav-link {
  padding: var(--space-sm) var(--space-md);
  font-size: 0.85rem;
}

/* -----------------------------------------------------------------------------
   PROGRESS BARS
   ----------------------------------------------------------------------------- */
.progress {
  background: var(--glass-bg);
  border-radius: var(--radius-md);
  height: 8px;
  overflow: hidden;
}

.progress-bar {
  background: linear-gradient(90deg, var(--bioluminescent), var(--ocean-shallow));
  border-radius: var(--radius-md);
  transition: width var(--transition-slow);
}

/* Animated progress */
.progress-bar-striped {
  background-image: linear-gradient(
    45deg,
    rgba(255, 255, 255, 0.1) 25%,
    transparent 25%,
    transparent 50%,
    rgba(255, 255, 255, 0.1) 50%,
    rgba(255, 255, 255, 0.1) 75%,
    transparent 75%,
    transparent
  );
  background-size: 1rem 1rem;
}

/* -----------------------------------------------------------------------------
   VIS NETWORK (Bowtie Diagrams)
   ----------------------------------------------------------------------------- */
.vis-network {
  background: radial-gradient(ellipse at center, rgba(26, 58, 92, 0.3) 0%, transparent 70%);
  border-radius: var(--radius-md);
}

/* -----------------------------------------------------------------------------
   SPINNERS & LOADERS
   ----------------------------------------------------------------------------- */
.shiny-spinner-output-container .load-container {
  background: transparent;
}

.shiny-spinner-output-container .loader,
.shiny-spinner-output-container .loader::after {
  border-color: var(--glass-border);
  border-top-color: var(--bioluminescent);
}

/* Custom loading animation */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.loading-shimmer {
  background: linear-gradient(
    90deg,
    var(--glass-bg) 0%,
    var(--glass-highlight) 50%,
    var(--glass-bg) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
}

/* -----------------------------------------------------------------------------
   GUIDED WORKFLOW SPECIFIC STYLES
   ----------------------------------------------------------------------------- */
.workflow-step {
  position: relative;
  padding-left: 40px;
}

.workflow-step::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--bioluminescent), var(--glass-border));
}

.workflow-step-number {
  position: absolute;
  left: 0;
  top: 0;
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--bioluminescent), var(--ocean-surface));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--ocean-abyss);
  font-size: 0.9rem;
  box-shadow: 0 2px 10px var(--bioluminescent-glow);
  z-index: 1;
}

.workflow-step.completed .workflow-step-number {
  background: var(--bioluminescent);
}

.workflow-step.active .workflow-step-number {
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 2px 10px var(--bioluminescent-glow); }
  50% { box-shadow: 0 2px 20px var(--bioluminescent-glow), 0 0 30px var(--bioluminescent-glow); }
}

/* -----------------------------------------------------------------------------
   EMPTY STATE
   ----------------------------------------------------------------------------- */
.empty-state {
  text-align: center;
  padding: var(--space-2xl);
  color: var(--seafoam);
}

.empty-state-icon {
  font-size: 4rem;
  color: var(--glass-border);
  margin-bottom: var(--space-lg);
}

.empty-state-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--mist);
  margin-bottom: var(--space-sm);
}

.empty-state-description {
  max-width: 400px;
  margin: 0 auto var(--space-lg);
  line-height: 1.7;
}

/* -----------------------------------------------------------------------------
   RISK INDICATORS & STATUS
   ----------------------------------------------------------------------------- */
.risk-high {
  color: var(--coral-warning);
}

.risk-medium {
  color: var(--sunbeam);
}

.risk-low {
  color: var(--bioluminescent);
}

.status-indicator {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: var(--space-xs);
}

.status-indicator.active {
  background: var(--bioluminescent);
  box-shadow: 0 0 10px var(--bioluminescent);
  animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.status-indicator.warning {
  background: var(--sunbeam);
  box-shadow: 0 0 10px var(--sunbeam);
}

.status-indicator.error {
  background: var(--coral-warning);
  box-shadow: 0 0 10px var(--coral-warning);
}

/* -----------------------------------------------------------------------------
   SCROLLBAR STYLING
   ----------------------------------------------------------------------------- */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--ocean-abyss);
}

::-webkit-scrollbar-thumb {
  background: var(--ocean-surface);
  border-radius: 5px;
  border: 2px solid var(--ocean-abyss);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--ocean-shallow);
}

/* Firefox scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--ocean-surface) var(--ocean-abyss);
}

/* -----------------------------------------------------------------------------
   TOOLTIPS
   ----------------------------------------------------------------------------- */
.tooltip {
  font-family: var(--font-body);
}

.tooltip-inner {
  background: rgba(10, 22, 40, 0.95);
  backdrop-filter: blur(8px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  padding: var(--space-sm) var(--space-md);
  font-size: 0.85rem;
  max-width: 250px;
}

.tooltip.bs-tooltip-top .tooltip-arrow::before {
  border-top-color: rgba(10, 22, 40, 0.95);
}

.tooltip.bs-tooltip-bottom .tooltip-arrow::before {
  border-bottom-color: rgba(10, 22, 40, 0.95);
}

/* -----------------------------------------------------------------------------
   UTILITY CLASSES
   ----------------------------------------------------------------------------- */
.glow-text {
  text-shadow: 0 0 10px var(--bioluminescent-glow);
}

.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
}

.gradient-border {
  position: relative;
}

.gradient-border::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, var(--bioluminescent), var(--ocean-surface));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

.text-gradient {
  background: linear-gradient(135deg, var(--foam-white), var(--bioluminescent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Animation utilities */
.fade-in {
  animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.slide-in-left {
  animation: slideInLeft 0.4s ease-out;
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-20px); }
  to { opacity: 1; transform: translateX(0); }
}

/* -----------------------------------------------------------------------------
   RESPONSIVE ADJUSTMENTS
   ----------------------------------------------------------------------------- */
@media (max-width: 768px) {
  .content {
    padding: var(--space-md);
  }

  h1, .h1 { font-size: 1.8rem; }
  h2, .h2 { font-size: 1.5rem; }

  .card-body, .box-body {
    padding: var(--space-md) !important;
  }

  .info-box {
    flex-direction: column;
    text-align: center;
  }

  .info-box-icon {
    width: 100%;
    border-radius: var(--radius-md) var(--radius-md) 0 0 !important;
    padding: var(--space-md);
  }
}

/* -----------------------------------------------------------------------------
   PRINT STYLES
   ----------------------------------------------------------------------------- */
@media print {
  body, .wrapper {
    background: white !important;
    color: black !important;
  }

  .main-sidebar,
  .main-header,
  .control-sidebar,
  .btn {
    display: none !important;
  }

  .card, .box {
    background: white !important;
    border: 1px solid #ddd !important;
    box-shadow: none !important;
  }
}

/* -----------------------------------------------------------------------------
   THEME TOGGLE BUTTON
   ----------------------------------------------------------------------------- */
#theme-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 0.75rem;
  transition: all 0.3s ease;
}

#theme-toggle-btn:hover {
  color: var(--bioluminescent) !important;
  transform: scale(1.1);
}

/* Dark theme (default): show moon, hide sun */
.theme-icon-dark {
  display: inline-block !important;
  color: var(--foam-white);
}

.theme-icon-light {
  display: none !important;
}

/* Light theme: show sun, hide moon */
[data-theme="light"] .theme-icon-dark {
  display: none !important;
}

[data-theme="light"] .theme-icon-light {
  display: inline-block !important;
  color: #f59e0b;
}