/* CSS Variables */
:root {
  /* TestNitro Brand Colors */
  --color-brand-flame: #E37222;
  --color-brand-charcoal: #616365;
  --color-brand-smoke: #9A9B9C;
  --color-brand-fire: #B94700;
  
  /* UI Colors */
  --color-bg-primary: #0A1628;
  --color-bg-secondary: #1A2332;
  --color-bg-tertiary: rgba(255, 255, 255, 0.05);
  --color-accent-teal: #E37222; /* Changed to orange */
  --color-accent-purple: #6B46C1;
  --color-accent-purple-end: #9333EA;
  --color-text-primary: #FFFFFF;
  --color-text-secondary: #E5E7EB;
  --color-text-tertiary: #9CA3AF;
  --color-border: rgba(255, 255, 255, 0.1);
  --color-error: #EF4444;
  --color-success: #10B981;
  
  /* Spacing */
  --spacing-unit: 8px;
  --spacing-xs: calc(var(--spacing-unit) * 1);
  --spacing-sm: calc(var(--spacing-unit) * 2);
  --spacing-md: calc(var(--spacing-unit) * 3);
  --spacing-lg: calc(var(--spacing-unit) * 4);
  --spacing-xl: calc(var(--spacing-unit) * 6);
  --spacing-2xl: calc(var(--spacing-unit) * 8);
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-size-xs: 12px;
  --font-size-sm: 14px;
  --font-size-base: 16px;
  --font-size-lg: 18px;
  --font-size-xl: 24px;
  --font-size-2xl: 32px;
  --font-size-3xl: 48px;
  --font-size-hero: 56px;
  
  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  
  /* Transitions */
  --transition-default: 0.3s ease;
  --transition-fast: 0.15s ease;
  
  /* Z-index */
  --z-modal: 1000;
  --z-chat: 900;
  --z-toggle: 800;
}

/* Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  background: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.6;
  font-weight: 400;
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

body.embedded {
  background: var(--color-bg-primary);
  min-height: 100%;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 0;
}

/* App Container */
.tn-app {
  width: 100%;
  max-width: 520px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

body.embedded .tn-app {
  max-width: 100%;
  margin: 0;
}

/* Remove toggle button styles */
.tn-chat-toggle-removed {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 12px 24px;
  background: linear-gradient(135deg, var(--color-brand-flame), var(--color-brand-fire));
  color: white;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: var(--font-size-base);
  font-weight: 500;
  text-transform: capitalize;
  letter-spacing: 0.5px;
  transition: var(--transition-default);
  box-shadow: 0 4px 24px rgba(227, 114, 34, 0.3);
}

.tn-chat-toggle:hover {
  transform: scale(1.02);
  filter: brightness(1.1);
  box-shadow: 0 6px 32px rgba(227, 114, 34, 0.4);
}

.tn-chat-toggle svg {
  width: 24px;
  height: 24px;
}

/* Remove modal styles */
.tn-modal-removed {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 22, 40, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: var(--z-modal);
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.3s ease;
}

.tn-modal-removed.active {
  display: flex;
}

/* Remove modal content */
.tn-modal-content-removed {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  max-width: 480px;
  width: 90%;
  animation: slideUp 0.3s ease;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.tn-modal-header-removed {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.tn-modal-header h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--spacing-xs);
  background: linear-gradient(135deg, var(--color-brand-flame), var(--color-brand-fire));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tn-modal-header p {
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
}

/* Remove form styles */
.tn-lead-form-removed {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.tn-form-group-removed {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.tn-form-group label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.tn-form-group input[type="text"],
.tn-form-group input[type="email"] {
  padding: 12px 16px;
  background: rgba(10, 22, 40, 0.6);
  border: 1px solid #374151;
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-size: var(--font-size-base);
  transition: var(--transition-default);
}

.tn-form-group input:focus {
  outline: none;
  border-color: var(--color-accent-teal);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px rgba(227, 114, 34, 0.1);
}

.tn-form-group input.error {
  border-color: var(--color-error);
}

.tn-error-message {
  font-size: var(--font-size-xs);
  color: var(--color-error);
  min-height: 18px;
}

.tn-checkbox-group-removed label {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  cursor: pointer;
}

.tn-checkbox-group-removed input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-accent-teal);
}

/* Buttons */
.tn-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-default);
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
}

.tn-btn-primary {
  background: var(--color-accent-teal);
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 12px rgba(227, 114, 34, 0.3);
}

.tn-btn-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.2);
  box-shadow: 0 4px 20px rgba(227, 114, 34, 0.5);
}

.tn-btn-large {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-lg);
}

/* Chat Container */
.tn-chat-container {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 720px;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3),
              0 0 80px rgba(227, 114, 34, 0.05);
  animation: fadeIn 0.5s ease;
}

/* Chat Header */
.tn-chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md);
  background: linear-gradient(135deg, rgba(107, 70, 193, 0.25), rgba(0, 217, 255, 0.25));
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}

.tn-header-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.tn-chat-header h3 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-text-primary);
}

.tn-header-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
  line-height: 1.4;
  color: var(--color-text-primary);
  margin: 0;
}

.tn-status-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--font-size-xs);
  color: var(--color-brand-flame) !important;
}

.tn-status-indicator::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-brand-flame);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.tn-close-btn-removed {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.tn-close-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-text-primary);
}

/* Progress Bar */
.tn-progress-bar {
  position: relative;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
}

.tn-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--color-brand-flame), var(--color-brand-fire));
  width: 12.5%;
  transition: width 0.5s ease;
}

.tn-progress-text {
  position: absolute;
  top: 8px;
  right: var(--spacing-md);
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

/* Chat Messages */
.tn-chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.tn-chat-messages::-webkit-scrollbar {
  width: 6px;
}

.tn-chat-messages::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.05);
}

.tn-chat-messages::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 3px;
}

/* Message Bubbles */
.tn-message {
  max-width: 80%;
  animation: fadeInUp 0.3s ease;
}

.tn-message-bot {
  align-self: flex-start;
}

.tn-message-user {
  align-self: flex-end;
}

.tn-message-content {
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  line-height: 1.5;
  word-break: break-word;
  overflow-wrap: break-word;
  max-width: 100%;
}

.tn-message-bot .tn-message-content {
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-text-primary);
  border-bottom-left-radius: 4px;
}

.tn-message-user .tn-message-content {
  background: linear-gradient(135deg, var(--color-brand-flame), var(--color-brand-fire));
  color: white;
  border-bottom-right-radius: 4px;
}

/* Typing Indicator */
.tn-typing {
  display: flex;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  border-bottom-left-radius: 4px;
}

.tn-typing-dots {
  display: flex;
  gap: 4px;
}

.tn-typing-dots span {
  width: 8px;
  height: 8px;
  background: var(--color-text-secondary);
  border-radius: 50%;
  animation: typingDot 1.4s infinite;
}

.tn-typing-dots span:nth-child(2) {
  animation-delay: 0.2s;
}

.tn-typing-dots span:nth-child(3) {
  animation-delay: 0.4s;
}

/* Quick Replies */
.tn-quick-replies {
  display: flex;
  gap: 12px;
  padding: 0 20px 16px;
  flex-wrap: wrap;
  min-height: 0;
}

.tn-quick-reply {
  padding: 10px 20px;
  background: rgba(255, 255, 255, 0.04);
  border: 1.5px solid var(--color-brand-flame);
  color: var(--color-brand-flame);
  border-radius: 8px;
  font-size: var(--font-size-base);
  font-weight: 400;
  cursor: pointer;
  transition: var(--transition-fast);
  position: relative;
  overflow: hidden;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.2px;
}

.tn-quick-reply:hover {
  background: rgba(227, 114, 34, 0.12);
  transform: translateY(-1px);
  box-shadow: 0 3px 8px rgba(227, 114, 34, 0.2);
  border-color: var(--color-brand-flame);
  color: var(--color-brand-flame);
}

/* Input Area */
.tn-chat-input-area {
  padding: 28px 24px;
  border-top: 1px solid var(--color-border);
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(10px);
}

.tn-input-wrapper {
  display: flex;
  gap: 12px;
  align-items: center;
}

.tn-chat-input {
  flex: 1;
  height: 44px;
  padding: 0 16px;
  background: rgba(255, 255, 255, 0.05);
  border: 1.5px solid var(--color-border);
  border-radius: 8px;
  color: var(--color-text-primary);
  font-size: 15px;
  transition: var(--transition-default);
  box-sizing: border-box;
}

.tn-chat-input:focus {
  outline: none;
  border-color: var(--color-brand-charcoal);
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 0 0 3px rgba(97, 99, 101, 0.1);
}

.tn-chat-input::placeholder {
  color: var(--color-text-tertiary);
  font-size: 15px;
  opacity: 0.7;
}

.tn-send-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-brand-flame), var(--color-brand-fire));
  border: none;
  border-radius: 8px;
  color: white;
  cursor: pointer;
  transition: var(--transition-fast);
  box-shadow: 0 2px 6px rgba(227, 114, 34, 0.25);
}

.tn-send-btn:hover:not(:disabled) {
  transform: scale(1.05);
  filter: brightness(1.15);
  box-shadow: 0 4px 12px rgba(227, 114, 34, 0.4);
}

.tn-send-btn:active:not(:disabled) {
  transform: scale(0.98);
}

.tn-send-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.tn-send-btn svg {
  width: 20px;
  height: 20px;
  transition: transform 0.2s ease;
}

.tn-send-btn:hover:not(:disabled) svg {
  transform: translateX(1px) translateY(-1px);
}

.tn-input-actions-removed {
  margin-top: var(--spacing-xs);
  display: flex;
  justify-content: flex-end;
}

.tn-action-btn-removed {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 6px 12px;
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.tn-action-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-accent-teal);
}

/* Results Container */
.tn-results-container {
  width: 100%;
  max-width: 900px;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  animation: fadeIn 0.3s ease;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.tn-results-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--spacing-lg);
}

.tn-results-header h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  line-height: 1.3;
  background: linear-gradient(135deg, var(--color-brand-flame), var(--color-brand-fire));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tn-back-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: var(--transition-fast);
}

.tn-back-btn:hover {
  border-color: var(--color-accent-teal);
  color: var(--color-accent-teal);
}

/* Results Grid */
.tn-results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.tn-result-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 24px 32px;
  text-align: center;
  transition: var(--transition-default);
  position: relative;
  overflow: hidden;
}

.tn-result-card:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(227, 114, 34, 0.3);
  transform: scale(1.02) translateY(-4px);
  box-shadow: 0 8px 24px rgba(227, 114, 34, 0.2),
              0 0 60px rgba(107, 70, 193, 0.1);
}

.tn-card-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(227, 114, 34, 0.2), rgba(185, 71, 0, 0.2));
  border: 1px solid rgba(0, 217, 255, 0.3);
  border-radius: 50%;
  position: relative;
  transition: var(--transition-default);
}

.tn-card-icon svg {
  width: 24px;
  height: 24px;
  background: linear-gradient(135deg, var(--color-brand-flame), var(--color-brand-fire));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tn-result-card:hover .tn-card-icon {
  transform: rotate(5deg) scale(1.1);
  animation: pulse 2s infinite;
}

.tn-result-card h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
  color: var(--color-text-secondary);
}

/* ROI Badge */
.tn-roi-badge {
  display: inline-flex;
  flex-direction: column;
  padding: var(--spacing-sm) var(--spacing-md);
  background: linear-gradient(135deg, rgba(227, 114, 34, 0.15), rgba(185, 71, 0, 0.15));
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--color-accent-teal);
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-sm);
  box-shadow: 0 4px 20px rgba(227, 114, 34, 0.1);
}

.tn-roi-value {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-accent-teal);
}

.tn-roi-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.tn-roi-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
  margin-top: var(--spacing-xs);
}

/* Timeline Display */
.tn-timeline-display {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-sm);
}

.tn-timeline-value {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  background: linear-gradient(135deg, var(--color-brand-flame), var(--color-brand-fire));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tn-timeline-unit {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
}

/* Pricing Range */
.tn-pricing-range {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.tn-price-min,
.tn-price-max {
  font-size: var(--font-size-xl);
  font-weight: 600;
}

.tn-price-min {
  color: var(--color-accent-teal);
}

.tn-price-max {
  color: var(--color-accent-purple);
}

.tn-price-separator {
  color: var(--color-text-tertiary);
}

/* Comparison Section */
.tn-comparison-section {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.tn-comparison-section h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
}

.tn-comparison-chart {
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
}

/* Business Case */
.tn-business-case {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.tn-business-case h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
}

.tn-business-content {
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* Results CTA */
.tn-results-cta {
  text-align: center;
}

.tn-cta-info {
  margin-top: var(--spacing-md);
}

.tn-cta-info p {
  font-size: var(--font-size-sm);
  color: var(--color-text-tertiary);
}

/* Loading State */
.tn-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
  padding: var(--spacing-xl);
}

.tn-spinner {
  width: 48px;
  height: 48px;
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--color-accent-teal);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

@keyframes slideUp {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

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

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

@keyframes typingDot {
  0%, 60%, 100% {
    transform: translateY(0);
  }
  30% {
    transform: translateY(-10px);
  }
}

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

/* Mobile Responsive */
@media (max-width: 768px) {
  .tn-widget {
    position: fixed;
    bottom: 0;
    right: 0;
    left: 0;
    margin: 0;
  }
  
  .tn-chat-container {
    width: 100%;
    height: 100vh;
    border-radius: 0;
  }
  
  .tn-modal-content {
    width: 100%;
    max-width: 100%;
    height: 100vh;
    border-radius: 0;
    padding: var(--spacing-md);
  }
  
  .tn-results-container {
    width: 100%;
    border-radius: 0;
    padding: var(--spacing-md);
  }
  
  .tn-results-grid {
    grid-template-columns: 1fr;
  }
  
  .tn-message {
    max-width: 90%;
  }
}

/* Tablet Responsive */
@media (min-width: 769px) and (max-width: 1024px) {
  .tn-chat-container {
    width: 380px;
    height: 550px;
  }
  
  .tn-results-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}