/*
 * StockSense - Minimalist Professional Design
 * Inspired by SimplyWall.st clean aesthetic
 * Focus: Typography, spacing, visual hierarchy, readability
 */

/* ============================================
   Design Tokens & CSS Variables
   ============================================ */
:root {
  /* Primary Colors - Dark theme optimized */
  --primary-color: #3B82F6;
  --primary-hover: #60A5FA;
  --primary-light: #1E3A8A;
  --primary-dark: #1D4ED8;

  /* Semantic Colors - Dark theme optimized */
  --success-color: #10B981;
  --success-light: #064E3B;
  --success-dark: #059669;

  --danger-color: #EF4444;
  --danger-light: #7F1D1D;
  --danger-dark: #DC2626;

  --warning-color: #F59E0B;
  --warning-light: #78350F;

  --info-color: #06B6D4;
  --info-light: #164E63;

  /* Dark Theme Colors - SimplyWall.st inspired */
  --gray-50: #0F1419;
  --gray-100: #1A1F29;
  --gray-200: #242B38;
  --gray-300: #2E3748;
  --gray-400: #4B5563;
  --gray-500: #6B7280;
  --gray-600: #9CA3AF;
  --gray-700: #D1D5DB;
  --gray-800: #E5E7EB;
  --gray-900: #F3F4F6;

  /* Chart Colors */
  --chart-positive: #10B981;
  --chart-negative: #EF4444;
  --chart-neutral: #9CA3AF;

  /* Background Colors - Dark theme */
  --bg-primary: #1A1F29;
  --bg-secondary: #0F1419;
  --bg-tertiary: #242B38;

  /* Border & Divider - Dark theme */
  --border-color: #2E3748;
  --border-light: #242B38;
  --divider-color: #2E3748;

  /* Shadows - Dark theme optimized */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 2px 4px 0 rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
  --shadow-xl: 0 10px 15px -3px rgba(0, 0, 0, 0.6);

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --radius-xl: 12px;

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

/* ============================================
   Typography - Modern & Readable
   ============================================ */
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", "SF Pro Display",
               Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: var(--gray-700);
  background-color: var(--bg-secondary);
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  color: var(--gray-900);
  margin-bottom: var(--space-md);
  letter-spacing: -0.02em;
}

h1 {
  font-size: 2rem;
  font-weight: 700;
}

h2 {
  font-size: 1.5rem;
}

h3 {
  font-size: 1.25rem;
}

h4 {
  font-size: 1.125rem;
}

h5 {
  font-size: 1rem;
  font-weight: 600;
}

h6 {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gray-600);
}

p {
  margin-bottom: var(--space-md);
  line-height: 1.7;
}

.text-muted {
  color: var(--gray-600) !important;
}

.text-primary {
  color: var(--primary-color) !important;
}

.text-success {
  color: var(--success-color) !important;
}

.text-danger {
  color: var(--danger-color) !important;
}

.text-white {
  color: var(--gray-900) !important;
}

.text-on-light-bg {
  color: #000000 !important; /* Black for maximum contrast on light backgrounds */
}

/* Overriding default Bootstrap .text-dark to be explicitly dark on dark themes */
.text-dark {
  color: var(--gray-100) !important;
}

/* ============================================
   Layout & Spacing
   ============================================ */
.container {
  max-width: 1280px;
}

.page-header {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  margin-bottom: var(--space-xl);
  box-shadow: var(--shadow-sm);
}

.page-header h1 {
  margin-bottom: var(--space-sm);
  font-size: 1.75rem;
}

.page-header p {
  margin-bottom: 0;
  font-size: 0.9375rem;
  line-height: 1.5;
}

/* Sentiment Indicators in Header */
.header-illustration {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Research header illustration */
.page-header .header-illustration {
  width: 140px;
  height: 80px;
  flex: 0 0 auto;
}

.page-header .header-illustration svg {
  width: 100%;
  height: 100%;
  display: block;
}

@media (max-width: 767px) {
  .page-header .header-illustration {
    display: none !important;
  }
}

/* Left hero icon for Research page */
.research-hero-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 8px;
  background: rgba(255,255,255,0.02);
}
.research-hero-icon svg {
  width: 40px;
  height: 40px;
  display: block;
}

.sentiment-indicators {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  justify-content: center;
}

.sentiment-icon {
  font-size: 2.5rem;
  opacity: 0.85;
  transition: all 0.3s ease;
}

.sentiment-icon:hover {
  opacity: 1;
  transform: scale(1.15);
}

.sentiment-icon.positive {
  color: var(--success-color);
}

.sentiment-icon.neutral {
  color: var(--gray-400);
}

.sentiment-icon.negative {
  color: var(--danger-color);
}

/* Indicator Icons in Header */
.indicator-icons {
  display: flex;
  gap: 1.2rem;
  align-items: center;
  justify-content: center;
}

.indicator-icon {
  font-size: 2.5rem;
  opacity: 0.85;
  transition: all 0.3s ease;
  line-height: 1;
}

.indicator-icon:hover {
  opacity: 1;
  transform: translateY(-3px);
}

.indicator-icon.primary {
  color: var(--primary-color);
}

.indicator-icon.secondary {
  color: #8b5cf6;
}

.indicator-icon.tertiary {
  color: var(--danger-color);
}

/* ============================================
   Navigation - Clean & Professional
   ============================================ */
.navbar {
  background-color: var(--bg-primary) !important;
  border-bottom: 1px solid var(--border-color);
  padding: 0.75rem 0;
  box-shadow: var(--shadow-sm);
  z-index: 1050 !important;
  position: relative;
}

.navbar-dark {
  background-color: var(--bg-primary) !important;
  border-bottom: 1px solid var(--border-color);
}

.navbar-brand {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
  color: var(--gray-900);
}

.navbar-dark .navbar-brand {
  color: var(--gray-900);
}

.navbar-nav .nav-link {
  color: var(--gray-600);
  font-weight: 500;
  padding: 0.5rem 1rem;
  transition: all 0.2s ease;
  font-size: 0.9375rem;
}

.navbar-nav .nav-link:hover {
  color: var(--gray-900);
}

.navbar-nav .nav-link.active {
  color: var(--gray-900);
  font-weight: 600;
  position: relative;
}

.navbar-dark .navbar-nav .nav-link {
  color: var(--gray-600);
}

.navbar-dark .navbar-nav .nav-link:hover {
  color: var(--gray-900);
}

.navbar-dark .navbar-nav .nav-link.active {
  color: var(--gray-900);
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-md);
}

/* ============================================
   Cards - Minimal & Clean
   ============================================ */
.card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-lg);
  transition: all 0.2s ease;
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 1.25rem;
  font-weight: 600;
  font-size: 1rem;
  color: var(--gray-900);
}

.card-body {
  padding: 1.25rem;
}

.card-title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-md);
  color: var(--gray-900);
}

.card-subtitle {
  font-size: 0.875rem;
  color: var(--gray-500);
  margin-bottom: var(--space-md);
}

/* Dashboard Cards */
.dashboard-card {
  height: 100%;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.dashboard-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.dashboard-card .card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* ============================================
   Buttons - Clean & Modern
   ============================================ */
.btn {
  font-weight: 500;
  border-radius: var(--radius-md);
  padding: 0.5rem 1rem;
  font-size: 0.9375rem;
  transition: all 0.15s ease;
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: #FFFFFF;
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--primary-hover);
  border-color: var(--primary-hover);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.btn-success {
  background-color: var(--success-color);
  border-color: var(--success-color);
  color: #FFFFFF;
}

.btn-success:hover,
.btn-success:focus {
  background-color: var(--success-dark);
  border-color: var(--success-dark);
}

.btn-outline-primary {
  color: var(--primary-color);
  border-color: var(--border-color);
  background-color: transparent;
}

.btn-outline-primary:hover {
  background-color: var(--primary-light);
  border-color: var(--primary-color);
  color: var(--gray-900);
}

.btn-outline-success {
  color: var(--success-color);
  border-color: var(--border-color);
  background-color: transparent;
}

.btn-outline-success:hover {
  background-color: var(--success-light);
  border-color: var(--success-color);
  color: var(--gray-900);
}

.btn-outline-light {
  color: var(--gray-700);
  border-color: var(--border-color);
  background-color: transparent;
}

.btn-outline-light:hover {
  background-color: var(--bg-tertiary);
  border-color: var(--gray-500);
  color: var(--gray-900);
}

/* ============================================
   Forms - Clean Input Design
   ============================================ */
.form-control,
.form-select {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.5rem 0.75rem;
  font-size: 0.9375rem;
  transition: all 0.15s ease;
  background-color: var(--bg-primary);
  color: var(--gray-700);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
  outline: none;
}

.form-label {
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--gray-700);
  margin-bottom: var(--space-sm);
}

.form-floating > label {
  color: var(--gray-500);
}

/* ============================================
   Tables - Clean Data Presentation
   ============================================ */
.table {
  color: var(--gray-700);
  border-color: var(--border-color);
}

.table thead th {
  background-color: var(--bg-tertiary);
  color: var(--gray-700);
  font-weight: 600;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--border-color);
  padding: 0.75rem 1rem;
}

.table tbody tr {
  border-bottom: 1px solid var(--border-light);
  transition: background-color 0.15s ease;
}

.table tbody tr:hover {
  background-color: var(--bg-secondary);
}

.table tbody td {
  padding: 1rem;
  vertical-align: middle;
}

/* ============================================
   Sentiment & Stock Display
   ============================================ */
.sentiment-score {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.2;
}

.sentiment-positive {
  color: var(--chart-positive);
}

.sentiment-negative {
  color: var(--chart-negative);
}

.sentiment-neutral {
  color: var(--chart-neutral);
}

.sentiment-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.8125rem;
  letter-spacing: 0.01em;
}

.sentiment-badge.positive {
  background-color: rgba(16, 185, 129, 0.15);
  color: var(--success-color);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.sentiment-badge.negative {
  background-color: rgba(239, 68, 68, 0.15);
  color: var(--danger-color);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.sentiment-badge.neutral {
  background-color: rgba(156, 163, 175, 0.15);
  color: var(--gray-600);
  border: 1px solid rgba(156, 163, 175, 0.3);
}

/* Stock Cards */
.stock-card {
  position: relative;
  overflow: hidden;
  background: var(--bg-primary);
}

.stock-price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.2;
}

.stock-change {
  font-size: 0.875rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
}

.stock-change.positive {
  color: var(--chart-positive);
}

.stock-change.negative {
  color: var(--chart-negative);
}

.stock-list-item {
  display: flex;
  align-items: center;
  padding: 1rem;
  border-bottom: 1px solid var(--border-light);
  transition: background-color 0.15s ease;
}

.stock-list-item:hover {
  background-color: var(--bg-secondary);
}

.stock-list-item:last-child {
  border-bottom: none;
}

.stock-list-item .stock-name {
  flex: 1;
  font-weight: 500;
  color: var(--gray-900);
}

.stock-logo {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  margin-right: 0.75rem;
  background-color: var(--gray-100);
  border: 1px solid var(--border-color);
}

/* ============================================
   Stats Cards - Clean Metrics Display
   ============================================ */
.stats-card {
  border-radius: 12px;
  padding: 1.75rem;
  background: var(--bg-primary);
  border: none;
  margin-bottom: var(--space-lg);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.stats-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.stats-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
  opacity: 0.9;
}

.stats-card .h3 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: #FFFFFF;
  line-height: 1;
}

.stats-card div:last-child {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.stats-positive {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.stats-positive .stats-icon {
  color: #d1fae5;
}

.stats-negative {
  background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

.stats-negative .stats-icon {
  color: #fee2e2;
}

.stats-neutral {
  background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
}

.stats-neutral .stats-icon {
  color: #e5e7eb;
}

.stats-primary {
  background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.stats-primary .stats-icon {
  color: #dbeafe;
}

/* ============================================
   Indicators Page
   ============================================ */
.indicator-card {
  border-radius: var(--radius-lg);
  transition: all 0.2s ease;
  border: 1px solid var(--border-color);
  margin-bottom: var(--space-lg);
  cursor: pointer;
  background: var(--bg-primary);
}

.indicator-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.indicator-card .bi-arrow-right {
  transition: transform 0.2s ease;
  color: var(--gray-400);
}

.indicator-card:hover .bi-arrow-right {
  transform: translateX(4px);
  color: var(--primary-color);
}

/* Best Indicator Badge Display */
.best-indicator-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 90px;
  min-width: 90px;
}

.indicator-result {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.4rem;
  padding: 0.75rem 0.5rem;
}

.indicator-name {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.2;
  max-width: 80px;
}

.indicator-return {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 1.25rem;
  font-weight: 700;
}

.indicator-return.success {
  color: var(--success-color);
}

.indicator-return.danger {
  color: var(--danger-color);
}

.indicator-return i {
  font-size: 1rem;
}

.indicator-label {
  font-size: 0.65rem;
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-weight: 500;
}

.stock-symbol {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-900);
}

.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  background-color: var(--bg-secondary);
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  color: var(--gray-500);
}

.empty-state i {
  color: var(--gray-400);
}

/* ============================================
   Watchlist Styles - Minimal Design
   ============================================ */
.watchlist-card {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
  height: 100%;
  background: var(--bg-primary);
}

.watchlist-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.watchlist-header {
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(59, 130, 246, 0.1) 100%);
  border-bottom: 1px solid rgba(59, 130, 246, 0.3);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  padding: 1.25rem 6rem 1.25rem 1.25rem;
  position: relative;
}

.watchlist-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin: 0 0 0.25rem 0;
  color: var(--gray-900);
}

.stock-count {
  font-size: 0.875rem;
  opacity: 0.9;
  color: var(--gray-600);
}

.watchlist-body {
  padding: 1.25rem;
}

.stock-badge {
  background: var(--bg-tertiary);
  color: var(--gray-700);
  padding: 0.375rem 0.75rem;
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 500;
  margin: 0.25rem;
  display: inline-block;
  border: 1px solid var(--border-color);
  transition: all 0.15s ease;
}

.stock-badge:hover {
  background: rgba(59, 130, 246, 0.15);
  color: var(--primary-color);
  border-color: var(--primary-color);
}

.watchlist-actions {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 3;
  display: flex;
  gap: 0.375rem;
}

.action-btn {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--gray-700);
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  padding: 0;
  transition: all 0.15s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.action-btn:hover {
  background: var(--bg-secondary);
  color: var(--gray-900);
  border-color: var(--gray-500);
}

.watchlist-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border-color);
  background: var(--bg-secondary);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.create-watchlist-card {
  border: 2px dashed var(--border-color);
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  cursor: pointer;
}

.create-watchlist-card:hover {
  border-color: var(--primary-color);
  background: rgba(59, 130, 246, 0.1);
}

.create-content {
  text-align: center;
  color: var(--gray-600);
}

.create-content i {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

/* ============================================
   Charts & Data Visualization
   ============================================ */
.chart-container {
  position: relative;
  height: 240px;
  width: 100%;
  margin-bottom: var(--space-lg);
}

.mini-chart {
  height: 80px;
}

.trend-chart {
  height: 30px;
  width: 100px;
  overflow: hidden;
}

/* ============================================
   Alerts & Notifications
   ============================================ */
.alert-item {
  border-left: 3px solid transparent;
  padding: 0.875rem 1rem;
  margin-bottom: 0.75rem;
  background-color: var(--bg-primary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  border-left-width: 3px;
}

.alert-item.positive {
  border-left-color: var(--chart-positive);
  background-color: rgba(16, 185, 129, 0.1);
}

.alert-item.negative {
  border-left-color: var(--chart-negative);
  background-color: rgba(239, 68, 68, 0.1);
}

.alert-item .alert-time {
  font-size: 0.75rem;
  color: var(--gray-500);
}

.alert-unread {
  background-color: var(--primary-light);
}

/* Notification Dropdown */
.notification-dropdown {
  width: 320px;
  padding: 0;
  max-height: 400px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-xl);
  border-radius: var(--radius-md);
}

.notification-dropdown .dropdown-item {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.875rem;
  transition: background-color 0.15s ease;
}

.notification-dropdown .dropdown-item:hover {
  background-color: var(--bg-secondary);
}

.notification-dropdown .dropdown-item:last-child {
  border-bottom: none;
}

.notification-dropdown .notification-time {
  font-size: 0.75rem;
  color: var(--gray-500);
}

.empty-notification {
  padding: 1.5rem 1rem;
  text-align: center;
  color: var(--gray-500);
  font-size: 0.875rem;
}

/* ============================================
   Authentication Forms
   ============================================ */
.auth-form-container {
  max-width: 440px;
  margin: 2.5rem auto;
}

.auth-heading {
  text-align: center;
  margin-bottom: 2rem;
}

.auth-form-container .card {
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  background: var(--bg-secondary);
}

.login-card {
  background: var(--bg-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 400px;
  padding: 2.5rem 2rem;
  border: 1px solid var(--border-color);
}

.logo-section {
  text-align: center;
  margin-bottom: 2rem;
}

.logo-section i {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: 0.75rem;
}

.logo-section h1 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.375rem;
}

.logo-section p {
  color: var(--gray-500);
  font-size: 0.875rem;
}

.btn-social {
  width: 100%;
  padding: 0.625rem;
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  border-radius: var(--radius-md);
  color: var(--gray-700);
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  transition: all 0.15s ease;
  font-weight: 500;
}

.btn-social:hover {
  border-color: var(--primary-color);
  background-color: var(--primary-light);
  color: var(--primary-color);
  text-decoration: none;
}

.btn-social i {
  margin-right: 0.5rem;
  font-size: 1rem;
}

.divider {
  text-align: center;
  margin: 1.5rem 0;
  position: relative;
  color: var(--gray-500);
  font-size: 0.875rem;
}

.divider::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--border-color);
  z-index: 1;
}

.divider span {
  background: var(--bg-primary);
  padding: 0 1rem;
  position: relative;
  z-index: 2;
}

.register-link {
  text-align: center;
  margin-top: 1.5rem;
  color: var(--gray-600);
  font-size: 0.875rem;
}

.register-link a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
}

.register-link a:hover {
  text-decoration: underline;
}

body.login-page {
  background: url('../img/wallstreet_bk.jpg') center center no-repeat !important;
  background-size: cover !important;
}

body.login-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: -1;
}



/* ============================================
   Footer
   ============================================ */
.footer,
.footer.bg-light {
  background-color: var(--bg-primary) !important;
  border-top: 1px solid var(--border-color);
  margin-top: auto;
}

.footer .text-muted {
  color: var(--gray-600) !important;
  font-size: 0.875rem;
}

.footer a {
  color: var(--gray-600);
  text-decoration: none;
  transition: color 0.15s ease;
}

.footer a:hover {
  color: var(--primary-color);
}

/* Override Bootstrap's bg-light class globally for dark theme */
.bg-light {
  background-color: var(--bg-primary) !important;
}

/* ============================================
   Utility Classes
   ============================================ */
.cursor-pointer {
  cursor: pointer;
}

tr.cursor-pointer:hover {
  background-color: var(--bg-secondary);
}

.card.hoverable {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card.hoverable:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

/* Loading States */
.spinner-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(15, 20, 25, 0.9);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  border-radius: var(--radius-lg);
}

.placeholder-glow .placeholder {
  animation: placeholder-glow 2s ease-in-out infinite;
}

@keyframes placeholder-glow {
  50% {
    opacity: 0.2;
  }
}

/* Toast Notifications */
.toast-container {
  z-index: 1100;
}

/* Settings Page */
.settings-section {
  margin-bottom: 2rem;
}

.form-switch {
  padding-left: 2.5em;
}

/* Badge Styling */
.badge {
  font-weight: 600;
  font-size: 0.75rem;
  padding: 0.375rem 0.625rem;
  border-radius: 999px;
}

/* Improve badge contrast */
.badge.bg-warning {
  color: #1f2937 !important;
}

.badge.bg-info {
  color: #0f172a !important;
}

/* Risk Indicators */
.risk-indicator {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  margin-right: 0.375rem;
}

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

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

.risk-high {
  background-color: var(--danger-color);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
  body {
    font-size: 14px;
  }

  h1 {
    font-size: 1.75rem;
  }

  h2 {
    font-size: 1.375rem;
  }

  .page-header {
    padding: 1.25rem;
  }

  .card-header {
    padding: 0.875rem 1rem;
  }

  .card-body {
    padding: 1rem;
  }

  .notification-dropdown {
    width: 280px;
  }

  .login-card {
    padding: 2rem 1.5rem;
  }

  .stats-card {
    padding: 1.25rem;
  }

  .stats-card .h3 {
    font-size: 1.5rem;
  }

  .trend-chart {
    width: 60px;
  }

  .watchlist-header {
    padding: 1rem 4.5rem 1rem 1rem;
  }
}

@media (max-width: 480px) {
  .login-card {
    padding: 1.75rem 1.25rem;
  }

  .btn {
    font-size: 0.875rem;
    padding: 0.5rem 0.875rem;
  }
}

/* ============================================
   Bootstrap Component Overrides for Dark Theme
   ============================================ */

/* Dropdown Menus */
.dropdown-menu {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-xl);
  color: var(--gray-700);
  z-index: 1050 !important;
  pointer-events: auto !important;
}

.dropdown-item {
  color: var(--gray-700);
  transition: background-color 0.15s ease;
}

.dropdown-item:hover,
.dropdown-item:focus {
  background-color: var(--bg-tertiary);
  color: var(--gray-900);
}

.dropdown-divider {
  border-top: 1px solid var(--border-color);
}

.dropdown-header {
  color: var(--gray-600);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Modals */
.modal-content {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-xl);
  color: var(--gray-700);
}

.modal-header {
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-primary);
}

.modal-title {
  color: var(--gray-900);
}

.modal-footer {
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-primary);
}

.modal-body {
  color: var(--gray-700);
}

.btn-close {
  filter: invert(1) grayscale(100%) brightness(200%);
  opacity: 0.6;
}

.btn-close:hover {
  opacity: 1;
}

/* Alerts */
.alert {
  border: 1px solid var(--border-color);
  color: var(--gray-700);
}

.alert-success {
  background-color: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.3);
  color: var(--success-color);
}

.alert-danger {
  background-color: rgba(239, 68, 68, 0.1);
  border-color: rgba(239, 68, 68, 0.3);
  color: var(--danger-color);
}

.alert-warning {
  background-color: rgba(245, 158, 11, 0.1);
  border-color: rgba(245, 158, 11, 0.3);
  color: var(--warning-color);
}

.alert-info {
  background-color: rgba(6, 182, 212, 0.1);
  border-color: rgba(6, 182, 212, 0.3);
  color: var(--info-color);
}

/* Toast Notifications */
.toast {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-xl);
  color: var(--gray-700);
}

.toast-header {
  background-color: var(--bg-tertiary);
  border-bottom: 1px solid var(--border-color);
  color: var(--gray-900);
}

.toast-body {
  color: var(--gray-700);
}

/* Input Groups */
.input-group-text {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  color: var(--gray-700);
}

/* List Groups */
.list-group-item {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--gray-700);
}

.list-group-item:hover {
  background-color: var(--bg-tertiary);
}

/* Pagination */
.page-link {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--gray-700);
}

.page-link:hover {
  background-color: var(--bg-tertiary);
  color: var(--gray-900);
  border-color: var(--border-color);
}

.page-item.active .page-link {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: #FFFFFF;
}

.page-item.disabled .page-link {
  background-color: var(--bg-secondary);
  border-color: var(--border-color);
  color: var(--gray-400);
}

/* Progress Bars */
.progress {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-color);
}

/* Spinners */
.spinner-border {
  color: var(--primary-color);
}

.spinner-border.text-primary {
  color: var(--primary-color) !important;
}

/* Accordion */
.accordion-item {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
}

.accordion-button {
  background-color: var(--bg-primary);
  color: var(--gray-900);
}

.accordion-button:not(.collapsed) {
  background-color: var(--bg-tertiary);
  color: var(--gray-900);
}

.accordion-button:focus {
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.accordion-body {
  background-color: var(--bg-primary);
  color: var(--gray-700);
}

/* ============================================
   Bootstrap Utility Class Overrides
   ============================================ */

/* Background utilities */
.bg-white {
  background-color: var(--bg-primary) !important;
}

.bg-secondary {
  background-color: var(--bg-secondary) !important;
}

.bg-dark {
  background-color: var(--bg-secondary) !important;
}

.bg-body {
  background-color: var(--bg-secondary) !important;
}

/* Border utilities */
.border {
  border-color: var(--border-color) !important;
}

.border-top {
  border-top-color: var(--border-color) !important;
}

.border-bottom {
  border-bottom-color: var(--border-color) !important;
}

.border-start {
  border-left-color: var(--border-color) !important;
}

.border-end {
  border-right-color: var(--border-color) !important;
}

/* ============================================
   Stock Detail Page Enhancements (Professional Design)
   ============================================ */

/* Breadcrumb Navigation */
.breadcrumb-section {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  font-size: 0.875rem;
}

.breadcrumb-link {
  color: var(--primary-color);
  text-decoration: none;
  transition: color 0.2s ease;
}

.breadcrumb-link:hover {
  color: var(--primary-hover);
  text-decoration: underline;
}

/* Enhanced Stock Detail Header */
.stock-detail-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: var(--space-xl);
  gap: var(--space-lg);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, rgba(59, 130, 246, 0.02) 100%);
  border-bottom: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-xl);
}

.stock-header-left {
  flex: 1;
  display: flex;
  align-items: flex-start;
  gap: var(--space-lg);
}

.stock-logo-container {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-lg);
  background: var(--bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  flex-shrink: 0;
  overflow: hidden;
}

.stock-logo-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.stock-header-content {
  flex: 1;
}

.stock-name-ticker {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.stock-company-name {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gray-900);
  letter-spacing: -0.02em;
}

.stock-ticker {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-600);
  background: var(--bg-tertiary);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

.stock-description {
  font-size: 0.875rem;
  color: var(--gray-600);
  margin-bottom: var(--space-md);
  line-height: 1.5;
}

.stock-metrics {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.metric-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.metric-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--gray-600);
}

.metric-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--gray-900);
}

.metric-value.positive {
  color: var(--success-color);
}

.metric-value.negative {
  color: var(--danger-color);
}

.metric-change {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.875rem;
  font-weight: 600;
}

.stock-header-right {
  display: flex;
  gap: var(--space-sm);
  align-items: flex-start;
}

.stock-header-right .btn {
  white-space: nowrap;
}

/* Enhanced Indicator Metrics */
.indicator-metric-enhanced {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-md);
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.indicator-metric-enhanced:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-color);
}

.indicator-metric-enhanced::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--primary-color);
  transition: width 0.2s ease;
}

.indicator-metric-enhanced.success::before {
  background: var(--success-color);
}

.indicator-metric-enhanced.danger::before {
  background: var(--danger-color);
}

.indicator-metric-enhanced.neutral::before {
  background: var(--gray-500);
}

.indicator-metric-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
  padding-left: var(--space-sm);
}

.indicator-metric-name {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-900);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.indicator-metric-icon {
  font-size: 1.25rem;
  color: var(--primary-color);
  opacity: 0.8;
}

.indicator-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
  padding-left: var(--space-sm);
}

.indicator-stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) 0;
}

.indicator-stat-label {
  font-size: 0.875rem;
  color: var(--gray-600);
  font-weight: 500;
}

.indicator-stat-value {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--gray-900);
}

.indicator-stat-value.positive {
  color: var(--success-color);
}

.indicator-stat-value.negative {
  color: var(--danger-color);
}

/* Enhanced Chart Section */
.chart-section-enhanced {
  margin-top: var(--space-2xl);
  border-top: 1px solid var(--border-color);
  padding-top: var(--space-xl);
}

.chart-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border-color);
}

.chart-section-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--gray-900);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Improved Best Performer Card */
.best-performer-card-enhanced {
  background: linear-gradient(135deg, rgba(12, 78, 59, 0.95), rgba(11, 102, 76, 0.95));
  color: var(--white);
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 8px 30px rgba(2,6,23,0.45);
  padding: 1.25rem;
}

.best-performer-card-enhanced::after {
  /* subtle trophy watermark */
  content: '\f091';
  font-family: 'Bootstrap Icons';
  position: absolute;
  top: -24px;
  right: -24px;
  font-size: 160px;
  color: rgba(255, 255, 255, 0.04);
  transform: rotate(-10deg);
  pointer-events: none;
}

.best-performer-icon {
  position: absolute;
  top: 18px;
  left: 18px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  color: #ffd54a; /* gold accent */
  font-size: 1.25rem;
}

.best-performer-title {
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 0.95;
  margin-bottom: 0.5rem;
  padding-left: 64px; /* room for icon */
}

.best-performer-name {
  font-size: 2.25rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.best-performer-value {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
}

.best-performer-stats {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  font-size: 0.875rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: var(--space-md);
}

.best-performer-stat {
  display: flex;
  justify-content: space-between;
  opacity: 0.9;
}

/* Performance Comparison Chart Styling */
.performance-card-enhanced {
  position: relative;
  background: linear-gradient(180deg, rgba(13,18,24,0.6), rgba(8,12,16,0.6));
  border-radius: 12px;
/* OAuth Divider */
.divider {
    display: flex;
    align-items: center;
    text-align: center;
    color: #6c757d;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid #dee2e6;
}

.divider span {
    padding: 0 1rem;
    font-size: 0.875rem;
}

/* Google Button Hover */
.social-buttons .btn-outline-secondary:hover {
    background-color: #f8f9fa;
    border-color: #dee2e6;
}