/* Theme Configuration - Modify these variables to change the appearance */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Light mode variables */
  --primary-color: #2563eb;
  --primary-dark: #1e40af;
  --primary-light: #dbeafe;
  --secondary-color: #f8fafc;
  --accent-color: #10b981;
  --accent-dark: #059669;
  --text-color: #1e293b;
  --text-light: #64748b;
  --muted-text-color: #94a3b8;
  --border-color: #e2e8f0;
  --card-bg-color: #ffffff;
  --header-bg-color: #ffffff;
  --success-color: #10b981;
  --not-success-color: #f97316;
  --filter-panel-bg: #f8fafc;
  --tooltip-bg: rgba(15, 23, 42, 0.96);
  --tooltip-text: #f1f5f9;
  --footer-bg: #ffffff;
  --category-header-bg: #f3f4f6;
  --filter-group-bg: #f5f6fa;

  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --heading-font-weight: 600;
  --card-border-radius: 8px;
  --card-padding: 12px;
  --card-shadow: 0 2px 4px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
  --btn-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  --header-height: 60px;
  --filter-panel-width: 230px;
  --filter-panel-collapsed-width: 50px;
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.3s ease-in-out;
  --vh: 1vh; /* fallback, will be set by JS */
}

/* Dark mode variables */
.dark-mode {
  --primary-color: #3b82f6;
  --primary-dark: #2563eb;
  --primary-light: #1e3a8a;
  --secondary-color: #0f172a;
  --accent-color: #10b981;
  --accent-dark: #059669;
  --text-color: #f1f5f9;
  --text-light: #cbd5e1;
  --muted-text-color: #64748b;
  --border-color: #334155;
  --card-bg-color: #1e293b;
  --header-bg-color: #0f172a;
  --filter-panel-bg: #1e293b;
  --tooltip-bg: rgba(30, 41, 59, 0.96);
  --tooltip-text: #f1f5f9;
  --footer-bg: #0f172a;
  --category-header-bg: #232b36;
  --filter-group-bg: #232a33;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Add this new rule for the resize animation stopper */
.resize-animation-stopper * {
  transition: none !important;
  animation: none !important;
}

html {
  font-size: 16px; /* Base font size for rem calculations */
  height: 100%;
  width: 100%;
  overflow-x: hidden;
}

body {
  font-family: var(--font-family);
  color: var(--text-color);
  line-height: 1.5;
  font-size: 13px;
  background-color: var(--secondary-color);
  padding-top: var(--header-height);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  min-height: 100%;
  width: 100%;
  overflow-x: hidden;
}

header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background-color: var(--header-bg-color);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
  padding: 0 16px;
  z-index: 100;
  border-bottom: 1px solid var(--border-color);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.dark-mode header {
  background-color: rgba(15, 23, 42, 0.85);
}

.header-content {
  display: flex;
  align-items: center;
  margin-right: 16px;
  flex-shrink: 0;
  min-width: 0; /* Allow proper shrinking */
  will-change: transform;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  transform: translateZ(0);
}

.logo-container {
  margin-right: 8px;
  display: flex;
  align-items: center;
  will-change: transform;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

.logo {
  height: 32px;
  width: auto;
  object-fit: contain;
  transition: opacity var(--transition-fast);
}

.logo:hover {
  opacity: 0.9;
}

.title-container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  will-change: transform;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

h1 {
  font-weight: var(--heading-font-weight);
  font-size: 16px;
  white-space: nowrap;
  letter-spacing: -0.025em;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
  margin-bottom: 2px;
  line-height: 1.2;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

.subtitle {
  font-size: 11px;
  color: var(--text-light);
  white-space: nowrap;
  letter-spacing: 0.02em;
  margin-top: -2px;
}

.search-container {
  flex: 1;
  position: relative;
  margin: 0 8px;
  max-width: 500px;
  min-width: 100px; /* Ensure it doesn't collapse completely */
}

.search-container::before {
  content: "";
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  opacity: 0.7;
  pointer-events: none;
}

#global-search {
  width: 100%;
  padding: 8px 12px 8px 36px;
  border: 1px solid var(--border-color);
  border-radius: 50px;
  font-size: 13px;
  font-family: var(--font-family);
  outline: none;
  transition: all var(--transition-fast);
  background-color: var(--secondary-color);
  color: var(--text-color);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}

#global-search:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

main {
  display: flex;
  height: calc(100vh - var(--header-height));
  /* iOS viewport height fix */
  height: calc(calc(var(--vh, 1vh) * 100) - var(--header-height));
}

.filters-panel {
  width: var(--filter-panel-width);
  background-color: var(--filter-panel-bg);
  border-right: 1px solid var(--border-color);
  padding: 12px;
  overflow-y: auto;
  flex-shrink: 0;
  transition: width var(--transition-normal), transform var(--transition-normal), background-color var(--transition-normal), border-color var(--transition-normal);
  position: relative;
  z-index: 10;
}

.filters-panel.collapsed {
  width: 32px;
  padding: 0;
  overflow: hidden;
  border-right: 1px solid var(--border-color);
}

/* Create a specific rule for the toggle button to ensure it's always visible */
body::after {
  content: "";
  display: none; /* Just a marker element */
}

/* Ensure sidebar toggle is always visible regardless of viewport size */
.filters-toggle {
  position: fixed !important;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  background-color: var(--primary-color);
  border: 1px solid var(--border-color);
  border-left: none;
  border-radius: 0 4px 4px 0;
  display: flex !important;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 999 !important;
  box-shadow: 2px 0 4px rgba(0, 0, 0, 0.15);
  opacity: 1 !important;
  visibility: visible !important;
  transition: left var(--transition-normal), background-color var(--transition-normal);
}

.filters-toggle svg {
  stroke: white;
  width: 16px;
  height: 16px;
}

.filters-panel.expanded .filters-toggle {
  left: calc(var(--filter-panel-width) - 16px);
  background-color: var(--primary-dark);
}

@media (max-width: 768px) {
  .filters-panel.expanded .filters-toggle {
    left: calc(85% - 16px);
    max-left: calc(300px - 16px);
  }
}

.filters-panel.collapsed .filters-toggle {
  left: 0;
}

/* Extra rules for very small screens to ensure toggle visibility */
@media (max-width: 375px) {
  .filters-toggle {
    top: 120px;
    transform: none;
  }
  
  .filters-panel.expanded .filters-toggle {
    left: calc(90% - 16px);
  }
}

.filters-panel.collapsed h2,
.filters-panel.collapsed .filter-group,
.filters-panel.collapsed #clear-filters {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
}

.filters-panel h2,
.filters-panel .filter-group,
.filters-panel #clear-filters {
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
  opacity: 1;
  visibility: visible;
}

.filters-panel h2 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-color);
  display: flex;
  align-items: center;
}

.filters-panel h2::before {
  content: "🔎";
  margin-right: 8px;
  font-size: 14px;
}

.filter-group {
  margin-bottom: 12px;
  background-color: var(--filter-group-bg);
  border-radius: var(--card-border-radius);
  box-shadow: var(--card-shadow);
  overflow: hidden;
  transition: background-color var(--transition-normal);
}

.filter-group h3 {
  padding: 8px 12px;
  margin: 0;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-color);
  background-color: var(--primary-light);
  border-bottom: 1px solid var(--border-color);
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

.category-search-container {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border-color);
}

#category-search {
  width: 100%;
  padding: 6px 10px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-size: 12px;
  font-family: var(--font-family);
  outline: none;
  transition: all var(--transition-fast);
  background-color: var(--secondary-color);
  color: var(--text-color);
}

#category-search:focus {
  border-color: var(--primary-color);
}

.filter-options {
  max-height: 150px;
  overflow-y: auto;
  padding: 8px 12px;
}

.filter-options::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}

.filter-options::-webkit-scrollbar-track {
  background: transparent;
}

.filter-options::-webkit-scrollbar-thumb {
  background-color: var(--border-color);
  border-radius: 2px;
}

.filter-options label {
  display: flex;
  align-items: center;
  margin-bottom: 6px;
  font-size: 12px;
  cursor: pointer;
  transition: color var(--transition-fast);
  color: var(--text-light);
}

.filter-options label:hover {
  color: var(--text-color);
}

.filter-options input[type="checkbox"] {
  margin-right: 6px;
  width: 12px;
  height: 12px;
  accent-color: var(--primary-color);
  cursor: pointer;
}

#clear-filters {
  width: 100%;
  padding: 8px;
  background-color: var(--card-bg-color);
  border: 1px solid var(--border-color);
  border-radius: var(--card-border-radius);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font-family);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--btn-shadow);
  color: var(--text-color);
}

#clear-filters::before {
  content: "↺";
  margin-right: 6px;
  font-weight: bold;
}

#clear-filters:hover {
  background-color: var(--primary-light);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  color: var(--primary-color);
}

.market-map-container {
  flex: 1;
  overflow-x: auto;
  position: relative;
  background-color: var(--secondary-color);
  background-image: radial-gradient(var(--border-color) 1px, transparent 1px);
  background-size: 20px 20px;
  transition: background-color var(--transition-normal), margin-left var(--transition-normal);
  height: calc(100vh - var(--header-height));
  margin-left: 0;
}

.market-map {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  grid-gap: 14px;
  padding: 12px;
  min-height: 100%;
  width: 100%;
}

/* Category Panel Styles */
.category-panel {
  background-color: var(--card-bg-color);
  border-radius: var(--card-border-radius);
  box-shadow: var(--card-shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), 
              background-color var(--transition-normal), border-color var(--transition-normal);
  border: 1px solid var(--border-color);
  height: 500px;
}

.category-panel:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 12px -2px rgba(0, 0, 0, 0.05);
}

.category-header {
  padding: 10px 14px;
  background: var(--category-header-bg);
  color: var(--text-color);
  position: relative;
  position: sticky;
  top: 0;
  z-index: 2;
  border-bottom: 1px solid var(--border-color);
}

.category-header h2 {
  font-weight: var(--heading-font-weight);
  font-size: 15px;
  margin-bottom: 3px;
  display: flex;
  align-items: center;
}

.category-stats {
  font-size: 11px;
  opacity: 0.9;
  display: flex;
  align-items: center;
  gap: 10px;
}

.stats-item {
  display: flex;
  align-items: center;
}

.stats-item::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-right: 5px;
}

.stats-success::before {
  background-color: var(--success-color);
}

.stats-companies::before {
  background-color: white;
}

.subcategories-container {
  flex: 1;
  overflow-y: auto;
}

.subcategories-container::-webkit-scrollbar {
  width: 4px;
}

.subcategories-container::-webkit-scrollbar-track {
  background: transparent;
}

.subcategories-container::-webkit-scrollbar-thumb {
  background-color: var(--border-color);
  border-radius: 2px;
}

.subcategory {
  border-bottom: 1px solid var(--border-color);
  transition: background-color var(--transition-fast);
}

.subcategory:last-child {
  border-bottom: none;
}

.subcategory-header {
  padding: 10px 14px;
  background-color: var(--card-bg-color);
  cursor: pointer;
  position: relative;
  transition: background-color var(--transition-fast);
  display: flex;
  flex-direction: column;
}

.subcategory-header:hover {
  background-color: var(--secondary-color);
}

.subcategory-header h3 {
  font-weight: 600;
  font-size: 13px;
  padding-right: 20px;
  color: var(--text-color);
}

.subcategory-stats {
  font-size: 11px;
  color: var(--text-light);
  margin-top: 3px;
  display: flex;
  gap: 10px;
}

.toggle-icon {
  position: absolute;
  right: 12px;
  top: 12px;
  transition: transform var(--transition-normal);
  color: var(--text-light);
  font-size: 9px;
  width: 16px;
  height: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: var(--secondary-color);
}

.subcategory-content {
  padding: 10px;
  display: none;
  background-color: var(--card-bg-color);
  max-height: 300px;
  overflow-y: auto;
}

.subcategory-content::-webkit-scrollbar {
  width: 4px;
}

.subcategory-content::-webkit-scrollbar-track {
  background: transparent;
}

.subcategory-content::-webkit-scrollbar-thumb {
  background-color: var(--border-color);
  border-radius: 2px;
}

.subcategory.expanded .subcategory-content {
  display: block;
  animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.subcategory.expanded .toggle-icon {
  transform: rotate(180deg);
  background-color: var(--primary-light);
  color: var(--primary-color);
}

.companies-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  padding: 4px;
  width: 100%;
}

.debug-message {
  grid-column: 1 / -1;
  padding: 10px;
  margin: 5px 0;
  background-color: rgba(255, 0, 0, 0.1);
  border: 1px solid rgba(255, 0, 0, 0.3);
  border-radius: 4px;
  text-align: center;
  font-size: 12px;
}

.debug-info {
  width: 100%;
  font-size: 12px;
  font-family: monospace;
  line-height: 1.5;
}

.debug-info h3 {
  margin-bottom: 8px;
  font-size: 14px;
}

.company-card {
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 2px;
  text-align: center;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), 
              background-color var(--transition-normal), border-color var(--transition-normal);
  background-color: var(--card-bg-color);
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  min-width: 0;
}

.company-card::after {
  content: "";
  position: absolute;
  top: 2px;
  right: 2px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: var(--not-success-color);
  opacity: 0.8;
}

.company-card[data-success="Success"]::after {
  background-color: var(--success-color);
}

.company-card:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.07);
  z-index: 2;
}

.company-logo {
  width: 95%;
  aspect-ratio: 1;
  object-fit: contain;
  border-radius: 3px;
  transition: transform var(--transition-fast);
  max-height: 35px;
}

.company-card:hover .company-logo {
  transform: scale(1.05);
}

.company-name {
  font-size: 9px;
  font-weight: 500;
  margin-top: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--text-color);
  width: 100%;
}

.more-companies {
  grid-column: 1 / -1;
  text-align: center;
  padding: 8px;
  background-color: var(--primary-light);
  border-radius: 6px;
  margin-top: 8px;
  cursor: pointer;
  font-weight: 600;
  font-size: 12px;
  color: var(--primary-color);
  transition: all var(--transition-fast);
  border: 1px dashed var(--primary-color);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  position: relative;
  overflow: hidden;
}

.more-companies:hover {
  background-color: rgba(37, 99, 235, 0.15);
  transform: translateY(-1px);
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.1);
}

.more-companies:active {
  transform: translateY(0);
}

.more-companies::before {
  content: "👆";
  margin-right: 6px;
  font-size: 14px;
  display: inline-block;
  animation: bounce 1.5s ease-in-out infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

/* Tooltip */
.tooltip {
  position: fixed;
  background-color: var(--card-bg-color);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
  border-radius: var(--card-border-radius);
  padding: 12px;
  max-width: 280px;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease, transform 0.15s ease, background-color var(--transition-normal);
  font-size: 11px;
  color: var(--text-color);
  backdrop-filter: blur(6px);
  transform: translateY(6px);
  border: 1px solid var(--border-color);
  will-change: transform, opacity;
}

.tooltip.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.tooltip.focused {
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.tooltip:hover {
  opacity: 1;
  pointer-events: auto;
}

.tooltip-header {
  margin-bottom: 8px;
}

.tooltip-company-name {
  font-weight: 600;
  font-size: 13px;
  color: var(--text-color);
  line-height: 1.3;
}

.tooltip-description {
  margin-bottom: 8px;
  line-height: 1.4;
  color: var(--text-light);
  font-size: 10px;
  max-height: 80px;
  overflow-y: auto;
  word-break: break-word;
}

.tooltip-details {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 8px;
  font-size: 10px;
  background-color: var(--secondary-color);
  padding: 8px;
  border-radius: 6px;
}

.tooltip-label {
  color: var(--text-light);
  font-weight: 500;
}

.tooltip-link {
  display: block;
  margin-top: 10px;
  color: white;
  text-decoration: none;
  font-weight: 500;
  padding: 6px 12px;
  background-color: var(--primary-color);
  border-radius: 4px;
  text-align: center;
  transition: background-color var(--transition-fast);
  border: none;
  font-size: 11px;
}

.tooltip-link:hover {
  background-color: var(--primary-dark);
}

/* Theme toggle button */
.theme-toggle, .github-link {
  background-color: var(--secondary-color);
  color: var(--text-color);
  border-radius: 50%;
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  opacity: 0.8;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.theme-toggle {
  border: none;
  cursor: pointer;
}

.theme-toggle:hover, .github-link:hover {
  opacity: 1;
  background-color: var(--primary-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.theme-toggle:active, .github-link:active {
  transform: translateY(0);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.theme-toggle .sun-icon {
  display: none;
}

.theme-toggle .moon-icon {
  display: block;
}

.dark-mode .theme-toggle .sun-icon {
  display: block;
}

.dark-mode .theme-toggle .moon-icon {
  display: none;
}

/* Loading indicator */
.loading {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 14px;
  color: var(--text-light);
  background-color: var(--card-bg-color);
  padding: 12px 16px;
  border-radius: var(--card-border-radius);
  box-shadow: var(--card-shadow);
  display: flex;
  align-items: center;
  font-weight: 500;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

.loading::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 18px;
  margin-right: 10px;
  border: 2px solid var(--border-color);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  flex-shrink: 0;
}

footer {
  padding: 10px;
  text-align: center;
  background-color: var(--footer-bg);
  border-top: 1px solid var(--border-color);
  color: var(--text-light);
  font-size: 12px;
  transition: background-color var(--transition-normal), color var(--transition-normal), border-color var(--transition-normal);
}

footer p {
  max-width: 500px;
  margin: 0 auto;
}

footer strong {
  color: var(--primary-color);
}

/* Responsive adaptations */
/* 
  Breakpoints:
  - xs: 0-576px (mobile)
  - sm: 576px-768px (large mobile/small tablet)
  - md: 768px-992px (tablet)
  - lg: 992px-1200px (small desktop)
  - xl: 1200px-1400px (desktop)
  - xxl: 1400px+ (large desktop)
*/

/* Large desktop (1400px+) */
@media (max-width: 1400px) {
  .market-map {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  }
  
  .companies-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Desktop (1200px-1400px) */
@media (max-width: 1200px) {
  .market-map {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }
  
  .companies-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  :root {
    --filter-panel-width: 200px;
  }
  
  .header-content {
    margin-right: 10px;
  }
  
  .search-container {
    max-width: 400px;
  }
}

/* Small desktop / Large tablet (992px-1200px) */
@media (max-width: 992px) {
  header {
    flex-wrap: nowrap;
    align-items: center;
    padding: 0 12px;
    height: var(--header-height);
  }
  
  .header-content {
    flex-shrink: 1;
    min-width: 0; /* Allow proper shrinking */
  }
  
  .logo-container {
    margin-right: 0;
  }
  
  .title-container {
    min-width: 0; /* Allow proper shrinking */
  }
  
  h1 {
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  
  .subtitle {
    display: none;
  }
  
  .search-container {
    flex: 1;
    margin: 0 2px;
    min-width: 0;
  }
  
  #global-search {
    font-size: 12px;
    padding: 6px 10px 6px 32px;
  }
  
  .header-actions {
    flex-shrink: 0;
    gap: 6px;
  }
  
  .auth-buttons {
    margin-left: 4px;
  }

  /* Improve sidebar behavior */
  .filters-panel {
    position: fixed;
    top: var(--header-height);
    left: 0;
    bottom: 0;
    z-index: 100;
    transform: translateX(-100%);
    width: 85%;
    max-width: 300px;
  }
  
  .filters-panel.expanded {
    transform: translateX(0);
  }
  
  .filters-panel.collapsed {
    width: 0;
    transform: translateX(-100%);
    border: none;
  }
  
  /* Ensure toggle button stays visible and properly positioned */
  .filters-toggle {
    position: fixed;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    background-color: var(--filter-panel-bg);
    border: 1px solid var(--border-color);
    border-left: none;
    border-radius: 0 50% 50% 0;
    display: flex !important;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 101;
    box-shadow: 2px 0 4px rgba(0, 0, 0, 0.1);
    opacity: 1 !important;
    visibility: visible !important;
    transition: left var(--transition-normal), background-color var(--transition-normal);
  }

  .filters-panel.expanded .filters-toggle {
    left: calc(85% - 16px);
    max-left: calc(300px - 16px);
  }

  .filters-panel.collapsed .filters-toggle {
    left: 0;
  }
  
  /* Make sure market map takes full width */
  .market-map-container {
    margin-left: 0 !important;
    width: 100% !important;
    flex: 1;
  }
  
  main {
    padding-left: 0;
    margin-left: 0;
  }
}

/* Tablet (768px-992px) */
@media (min-width: 768px) and (max-width: 992px) {
  :root {
    --header-height: 54px;
  }
  
  .market-map {
    grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    grid-gap: 10px;
    padding: 10px;
  }
  
  .category-panel {
    height: 400px;
  }
  
  .category-header h2 {
    font-size: 14px;
  }
  
  .subcategory-header h3 {
    font-size: 12px;
  }
  
  .companies-grid {
    gap: 6px;
  }
  
  .logo {
    height: 28px;
  }
  
  .auth-btn {
    padding: 5px 10px;
    font-size: 12px;
  }
  
  .user-greeting {
    font-size: 12px;
  }
  
  .header-actions {
    gap: 8px;
  }
  
  .theme-toggle, .github-link {
    width: 30px;
    height: 30px;
  }
}

/* Large mobile / Small tablet (576px-768px) */
@media (max-width: 768px) {
  :root {
    --header-height: 56px;
    --filter-panel-width: 250px;
  }
  
  header {
    position: sticky;
    top: 0;
    flex-wrap: nowrap;
    height: var(--header-height);
  }
  
  .header-content {
    margin-right: 4px;
  }
  
  .search-container {
    flex: 1;
    max-width: none;
    margin: 0 6px;
  }
  
  main {
    height: calc(100vh - var(--header-height));
  }
  
  body {
    padding-top: 0;
  }
  
  .filters-panel {
    position: fixed;
    top: 0 !important;
    height: 100vh !important;
    left: 0;
    bottom: 0;
    z-index: 100;
    transform: translateX(-100%);
    width: 85%;
    max-width: 300px;
  }
  
  .filters-panel.expanded {
    transform: translateX(0);
  }
  
  .filters-panel.collapsed {
    width: 0;
    transform: translateX(-100%);
    border: none;
  }
  
  /* Hide toggle button when sidebar is expanded */
  .filters-panel.expanded + #filters-toggle,
  #filters-toggle[aria-hidden="true"] {
    display: none !important;
  }
  
  /* Make sure market map takes full width */
  .market-map-container {
    margin-left: 0 !important;
    width: 100% !important;
    flex: 1;
  }
  
  main {
    padding-left: 0;
    margin-left: 0;
  }
}

/* Mobile (0-576px) */
@media (max-width: 576px) {
  header {
    padding: 0 8px;
  }

  .logo {
    height: 24px;
    margin-right: 8px;
  }

  /* Hide title on mobile to save space */
  .title-container {
    display: none !important;
  }

  .subtitle {
    display: none;
  }

  .search-container {
    flex: 1;
    max-width: none;
    margin: 0 8px;
  }

  .search-container::before {
    left: 4px;
  }

  #global-search {
    width: 100%;
    padding: 6px 8px 6px 32px;
    font-size: 12px;
  }

  /* Reduce space between header action icons */
  .header-actions {
    gap: 4px;
  }

  .theme-toggle,
  .github-link {
    width: 28px;
    height: 28px;
  }

  /* Tweak view type selector padding and font size on mobile */
  #view-type-selector {
    padding: 4px 6px;
    font-size: 12px;
  }

  /* Show auth-buttons on mobile to display logout-switch */
  .auth-buttons {
    display: flex !important;
    justify-content: flex-end;
    align-items: center;
  }

  #filters-toggle {
    top: calc(var(--header-height) + 5px) !important;
  }
}

/* Small mobile */
@media (max-width: 375px) {
  header {
    padding: 0 8px;
  }
  
  .header-content {
    margin-right: 2px;
  }
  
  .logo {
    height: 20px;
  }
  
  .title-container {
    max-width: 80px;
  }
  
  h1 {
    font-size: 12px;
  }
  
  .search-container {
    margin: 0 2px;
    max-width: 32%;
  }
  
  #global-search {
    padding: 4px 6px 4px 26px;
  }
  
  .header-actions {
    gap: 2px;
  }
  
  .theme-toggle, .github-link {
    width: 26px;
    height: 26px;
  }
  
  .auth-btn {
    padding: 3px 5px;
    font-size: 10px;
  }
}

/* Handle tall mobile in landscape mode */
@media (max-height: 500px) and (orientation: landscape) {
  header {
    position: relative;
  }
  
  body {
    padding-top: 0;
  }
  
  .filters-panel {
    max-height: 120px;
  }
  
  .category-panel {
    height: 300px;
  }
  
  .filters-toggle {
    top: calc(var(--header-height) + 50%);
  }
}

/* Fix for small screens in portrait mode */
@media (max-width: 380px) and (min-height: 600px) {
  .auth-buttons {
    flex-direction: column;
    align-items: flex-end;
  }
  
  .auth-btn {
    width: 80px;
  }
}

/* 404 Not Found Page */
.not-found-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - var(--header-height));
  background-color: var(--secondary-color);
  padding: 20px;
  background-image: 
    radial-gradient(circle at 25% 25%, rgba(37, 99, 235, 0.05) 1%, transparent 10%),
    radial-gradient(circle at 75% 75%, rgba(16, 185, 129, 0.05) 1%, transparent 10%);
  background-size: 50px 50px;
  position: relative;
  overflow: hidden;
}

.not-found-container::before {
  content: "";
  position: absolute;
  top: -100px;
  left: -100px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--primary-light) 0%, transparent 70%);
  opacity: 0.5;
  filter: blur(30px);
}

.not-found-container::after {
  content: "";
  position: absolute;
  bottom: -100px;
  right: -100px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--accent-dark) 0%, transparent 70%);
  opacity: 0.3;
  filter: blur(30px);
}

.not-found-content {
  max-width: 500px;
  text-align: center;
  background-color: var(--card-bg-color);
  border-radius: var(--card-border-radius);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1), 0 2px 10px rgba(0, 0, 0, 0.05);
  padding: 40px 30px;
  border: 1px solid var(--border-color);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  position: relative;
  z-index: 2;
  overflow: hidden;
}

.not-found-content::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(to right, var(--primary-color), var(--accent-color));
}

.not-found-graphic {
  position: relative;
  height: 150px;
  margin-bottom: 10px;
  perspective: 500px;
}

.not-found-icon {
  font-size: 100px;
  font-weight: 900;
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
  line-height: 1;
  position: relative;
  display: inline-block;
  letter-spacing: -2px;
  transform-style: preserve-3d;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate3d(1, 1, 0, 0deg); }
  50% { transform: translateY(-10px) rotate3d(1, 1, 0, 5deg); }
}

.not-found-zero {
  display: inline-block;
  animation: pulse 3s ease-in-out infinite;
  color: var(--accent-color);
  position: relative;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.1); }
}

.not-found-shadow {
  position: absolute;
  width: 100%;
  height: 10px;
  bottom: 5px;
  left: 0;
  background: radial-gradient(ellipse at center, rgba(0, 0, 0, 0.2) 0%, transparent 70%);
  filter: blur(5px);
  transform: rotateX(60deg);
  transform-origin: center;
  animation: shadow 6s ease-in-out infinite;
}

@keyframes shadow {
  0%, 100% { opacity: 0.4; transform: rotateX(60deg) scale(1); }
  50% { opacity: 0.2; transform: rotateX(60deg) scale(0.8); }
}

.not-found-title {
  font-weight: var(--heading-font-weight);
  font-size: 28px;
  margin-bottom: 12px;
  color: var(--text-color);
  letter-spacing: -0.5px;
}

.not-found-message {
  color: var(--text-light);
  margin-bottom: 30px;
  font-size: 16px;
  line-height: 1.6;
}

.not-found-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
}

.not-found-button {
  display: inline-block;
  text-decoration: none;
  padding: 10px 20px;
  border-radius: 6px;
  font-weight: 600;
  font-size: 14px;
  transition: all var(--transition-fast);
  cursor: pointer;
  font-family: var(--font-family);
}

.not-found-button.primary {
  background: linear-gradient(to right, var(--primary-color), var(--primary-dark));
  color: white;
  border: none;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.2);
}

.not-found-button.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(37, 99, 235, 0.3);
}

.not-found-button.secondary {
  background-color: transparent;
  color: var(--text-color);
  border: 1px solid var(--border-color);
}

.not-found-button.secondary:hover {
  background-color: var(--secondary-color);
  transform: translateY(-2px);
}

.not-found-button:active {
  transform: translateY(0);
}

/* Touch device specific styles */
.touch-device .filter-options label, 
.touch-device .auth-btn, 
.touch-device .subcategory-header,
.touch-device .company-card,
.touch-device .theme-toggle,
.touch-device .github-link {
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

/* Improve scroll performance */
.touch-device .market-map-container,
.touch-device .subcategories-container,
.touch-device .subcategory-content,
.touch-device .filter-options {
  -webkit-overflow-scrolling: touch;
}

/* Disable hover states that can stick on touch devices */
.touch-device .company-card:hover,
.touch-device .category-panel:hover,
.touch-device .more-companies:hover,
.touch-device .theme-toggle:hover, 
.touch-device .github-link:hover,
.touch-device .auth-btn:hover,
.touch-device .subcategory-header:hover {
  transform: none;
}

/* Use active states instead for touch feedback */
.touch-device .company-card:active,
.touch-device .more-companies:active,
.touch-device .theme-toggle:active, 
.touch-device .github-link:active,
.touch-device .auth-btn:active,
.touch-device .subcategory-header:active {
  transform: scale(0.97);
  transition: transform 0.1s ease-in-out;
}

/* Hide tooltips initially on touch devices */
.touch-device .tooltip {
  pointer-events: none;
}

/* Show tooltip only when specifically toggled */
.touch-device .tooltip.visible {
  pointer-events: auto;
}

/* Add styles for the filters overlay */
.filters-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 9;
  animation: fadeIn 0.3s ease-in-out;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

/* Update the z-index of the filters panel to be above the overlay */
.filters-panel {
  width: var(--filter-panel-width);
  background-color: var(--filter-panel-bg);
  border-right: 1px solid var(--border-color);
  padding: 12px;
  overflow-y: auto;
  flex-shrink: 0;
  transition: width var(--transition-normal), transform var(--transition-normal), background-color var(--transition-normal), border-color var(--transition-normal);
  position: relative;
  z-index: 10;
}

/* Special styles for collapsed panel on mobile */
@media (max-width: 768px) {
  .filters-panel.collapsed {
    width: 0 !important;
    transform: translateX(-100%);
  }
  
  /* Explicitly ensure the button is visible on mobile */
  .filters-toggle {
    display: flex !important;
    opacity: 1 !important;
    visibility: visible !important;
  }
  
  /* Fully remove any layout impact from collapsed panel */
  main {
    padding-left: 0 !important;
    margin-left: 0 !important;
  }
  
  /* Ensure market map takes up all available width */
  .market-map-container {
    width: 100% !important;
    margin-left: 0 !important;
    padding-left: 0 !important;
  }
}

.filters-panel.expanded .filters-toggle svg {
  transform: rotate(180deg);
}

.filters-panel.collapsed .filters-toggle svg {
  transform: rotate(0deg);
}

/* Make market map container take full width when sidebar is collapsed */
.filters-panel.collapsed + .market-map-container {
  margin-left: 0;
  width: 100%;
}

/* Restore the animation */
@keyframes pulse-attention {
  0%, 100% { transform: scale(1); box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2); }
  50% { transform: scale(1.05); box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3); }
}

/* Add animation back to the toggle button */
.filters-toggle {
  animation: pulse-attention 2s infinite;
}

/* Stop animation when expanded */
.filters-panel.expanded .filters-toggle {
  animation: none;
}

/* Override: Always show and position the sidebar toggle correctly */
#filters-toggle {
  display: flex !important;
  position: fixed !important;
  top: 50% !important;
  transform: translateY(-50%) !important;
  left: 0 !important;
  width: 24px !important;
  height: 40px !important;
  align-items: center !important;
  justify-content: center !important;
  background-color: rgba(30, 41, 59, 0.8) !important;
  border: 1px solid var(--border-color) !important;
  border-left: none !important;
  border-radius: 0 4px 4px 0 !important;
  z-index: 10000 !important;
  box-shadow: 2px 0 4px rgba(0, 0, 0, 0.1) !important;
  opacity: 0.8 !important;
  visibility: visible !important;
  transition: opacity 0.2s ease, left var(--transition-normal) !important;
}

#filters-toggle:hover {
  opacity: 1 !important;
}

#filters-toggle svg {
  width: 14px !important;
  height: 14px !important;
  stroke: var(--text-light) !important;
  transition: transform var(--transition-normal) !important;
}

.filters-panel.expanded + #filters-toggle {
  left: calc(var(--filter-panel-width) - 12px) !important;
}

.filters-panel.expanded + #filters-toggle svg {
  transform: rotate(180deg) !important;
}

@media (max-width: 768px) {
  #filters-toggle {
    top: 50% !important;
    left: 0 !important;
    background-color: rgba(30, 41, 59, 0.8) !important;
  }
  
  .filters-panel.expanded + #filters-toggle {
    left: calc(85% - 12px) !important;
  }
}

@media (max-width: 375px) {
  .filters-panel.expanded + #filters-toggle {
    left: calc(90% - 12px) !important;
  }
}

/* Added styling for logout-switch icon */
.auth-btn.logout-switch {
  display: inline-flex;
  align-items: center;
  padding: 4px;
  border: none;
  background: transparent;
}
.auth-btn.logout-switch svg {
  width: 18px;
  height: 18px;
  stroke: var(--text-light);
}
.auth-btn.logout-switch:hover {
  background-color: var(--secondary-color);
}