/* Modern CSS with original orange color scheme */
:root {
  --primary: #FF6B3D;
  --primary-light: #FF8661;
  --primary-dark: #E85D2F;
  --background: #F6F6F6;
  --surface: #FFFFFF;
  --text-primary: #333333;
  --text-secondary: #666666;
  --text-tertiary: #888888;
  --border: #E0E0E0;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: Inter, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
}

body {
  background-color: var(--background);
  color: var(--text-primary);
  line-height: 1.6;
}

.app-container {
  display: flex;
  height: 100vh;
  background-color: var(--surface);
}

/* Modernized Sidebar */
.sidebar {
  width: 280px;
  background-color: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 24px 16px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.sidebar.collapsed {
  width: 80px;
}

.sidebar-header {
  margin-bottom: 32px;
  padding: 0 8px;
}

.sidebar-header h2 {
  color: var(--primary);
  font-size: 1.5rem;
  font-weight: 700;
  transition: opacity 0.2s ease;
}

.sidebar.collapsed .sidebar-header h2,
.sidebar.collapsed nav ul li a span,
.sidebar.collapsed .sidebar-footer p {
  opacity: 0;
  pointer-events: none;
}

/* Modern Navigation */
.sidebar nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sidebar nav ul li {
  margin-bottom: 8px;
}

.sidebar nav ul li a {
  text-decoration: none;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 12px;
  transition: all 0.2s ease;
  font-weight: 500;
}

.sidebar nav ul li.active a {
  background-color: var(--primary);
  color: white;
}

.sidebar nav ul li a:hover:not(.active) {
  background-color: #F3F4F6;
  color: var(--primary);
}

.sidebar nav ul li a i {
  font-size: 1.1rem;
  width: 24px;
  text-align: center;
}

/* Toggle Button */
.sidebar-toggle {
  position: absolute;
  top: 24px;
  right: -12px;
  width: 24px;
  height: 24px;
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
}

.sidebar-toggle:hover {
  background-color: var(--primary);
  color: white;
  border-color: var(--primary);
}

/* Main Content Area */
.main-content-container {
  flex-grow: 1;
  padding: 32px;
  overflow-y: auto;
  background-color: var(--background);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.research-area {
  max-width: 800px;
  margin: 0 auto;
  padding: 24px;
  background-color: var(--surface);
  border-radius: 16px;
  box-shadow: var(--shadow);
  text-align: center;
}

.research-area h1 {
  margin-bottom: 16px;
  color: var(--text-primary);
  font-size: 2.5rem;
  font-weight: 700;
}

.research-area .subtitle {
  color: var(--text-secondary);
  font-size: 1.2rem;
  margin-bottom: 32px;
}

/* Reset text alignment for other content */
.search-container, .pro-tip, .results-container {
  text-align: left;
}

/* Modern Search Interface */
.search-container {
  margin: 32px 0;
}

.search-wrapper {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.company-input {
  flex-grow: 1;
  padding: 14px 20px;
  border: 2px solid var(--border);
  border-radius: 12px;
  font-size: 1rem;
  transition: all 0.2s ease;
  background-color: var(--background);
}

.company-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(255, 107, 61, 0.1);
}

.research-btn {
  background-color: var(--primary);
  color: white;
  border: none;
  padding: 14px 28px;
  border-radius: 12px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 500;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}

.research-btn:hover {
  background-color: var(--primary-dark);
  transform: translateY(-1px);
}

.research-btn:active {
  transform: translateY(0);
}

/* Recent Searches */
.recent-searches {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-tertiary);
  font-size: 0.9rem;
}

.recent-searches a {
  color: var(--primary);
  text-decoration: none;
  padding: 4px 12px;
  border-radius: 20px;
  background-color: rgba(255, 107, 61, 0.1);
  transition: all 0.2s ease;
}

.recent-searches a:hover {
  background-color: rgba(255, 107, 61, 0.2);
}

/* Pro Tip Card */
.pro-tip {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin-top: 32px;
  box-shadow: var(--shadow-sm);
}

.pro-tip h3 {
  color: var(--text-primary);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1.1rem;
}

.pro-tip h3::before {
  content: '💡';
}

.pro-tip p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Results Container */
.results-container {
  margin-top: 32px;
}

.qualification-results {
  background-color: var(--surface);
  border-radius: 12px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.research-meta {
  display: flex;
  gap: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
  color: var(--text-tertiary);
  font-size: 0.9rem;
}

.chain-of-thought {
  background-color: #F8FAFC;
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 24px;
}

.results-content {
  color: var(--text-secondary);
  line-height: 1.7;
}

.results-content h3 {
  color: var(--text-primary);
  margin: 24px 0 12px;
  font-size: 1.2rem;
}

.results-content ul {
  margin: 16px 0;
  padding-left: 24px;
}

.results-content li {
  margin-bottom: 8px;
}

/* Loading State */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 40px;
  color: var(--text-tertiary);
  font-size: 1.1rem;
}

.loading i {
  color: var(--primary);
}

/* Error Message */
.error-message {
  background-color: #FEF2F2;
  border: 1px solid #FCA5A5;
  color: #991B1B;
  padding: 16px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Results Actions */
.results-actions {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}

.action-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background-color: var(--surface);
  color: var(--text-secondary);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.action-btn:hover {
  background-color: var(--background);
  border-color: var(--primary);
  color: var(--primary);
}

.action-btn i {
  font-size: 1rem;
}

.action-btn.danger {
  color: #DC2626;
  border-color: #DC2626;
}

.action-btn.danger:hover {
  background-color: #DC2626;
  color: white;
}

/* Enhanced Share Modal */
.share-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(4px);
}

.share-modal-content {
  background-color: var(--surface);
  border-radius: 16px;
  padding: 24px;
  width: 90%;
  max-width: 500px;
  box-shadow: var(--shadow-lg);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.modal-header h3 {
  color: var(--text-primary);
  margin: 0;
}

.close-btn {
  background: none;
  border: none;
  color: var(--text-tertiary);
  cursor: pointer;
  padding: 4px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.close-btn:hover {
  background-color: var(--background);
  color: var(--text-primary);
}

.share-description {
  color: var(--text-secondary);
  margin-bottom: 20px;
}

/* Share Link Input */
.share-link {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
}

.share-link input {
  flex-grow: 1;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.9rem;
  background-color: var(--background);
}

/* Share Options Grid */
.share-options-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 24px;
}

.share-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background-color: var(--surface);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.share-btn i {
  font-size: 1.5rem;
}

.share-btn span {
  font-size: 0.8rem;
  font-weight: 500;
}

/* Share Button Variants */
.share-btn.email:hover {
  background-color: #EA4335;
  color: white;
  border-color: #EA4335;
}

.share-btn.linkedin:hover {
  background-color: #0A66C2;
  color: white;
  border-color: #0A66C2;
}

.share-btn.twitter:hover {
  background-color: #1DA1F2;
  color: white;
  border-color: #1DA1F2;
}

.share-btn.slack:hover {
  background-color: #4A154B;
  color: white;
  border-color: #4A154B;
}

.share-btn.teams:hover {
  background-color: #6264A7;
  color: white;
  border-color: #6264A7;
}

.share-btn.whatsapp:hover {
  background-color: #25D366;
  color: white;
  border-color: #25D366;
}

/* Advanced Share Options */
.advanced-options {
  margin-top: 16px;
}

.full-width {
  width: 100%;
  justify-content: center;
}

.advanced-share-options {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.advanced-share-options h4 {
  margin-bottom: 16px;
  color: var(--text-primary);
}

.share-setting {
  margin-bottom: 16px;
}

.share-setting label {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-secondary);
}

.share-setting select {
  width: 100%;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-top: 8px;
  background-color: var(--surface);
  color: var(--text-primary);
}

/* Disabled button state */
.action-btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  background-color: var(--background);
}

/* PDF Export styling */
@media print {
  .app-container {
    display: block;
  }

  .sidebar,
  .search-container,
  .pro-tip,
  .results-actions {
    display: none;
  }

  .main-content-container {
    padding: 0;
  }

  .research-area {
    box-shadow: none;
  }
}

/* Responsive Design */
@media (max-width: 768px) {
  .app-container {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    height: auto;
    padding: 16px;
  }

  .sidebar.collapsed {
    width: 100%;
    height: 60px;
  }

  .sidebar nav ul {
    display: flex;
    justify-content: space-around;
  }

  .sidebar nav ul li {
    margin: 0;
  }

  .main-content-container {
    padding: 16px;
  }

  .search-wrapper {
    flex-direction: column;
  }

  .research-btn {
    width: 100%;
    justify-content: center;
  }

  .share-options-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .share-modal-content {
    width: 95%;
    padding: 20px;
  }
}