/**
 * Chat Widget Styles - Dark Theme
 * Deploy to: /opt/docker/www/pichler-portfolio/static/css/chat-widget.css
 *
 * Matches pichler.dev CI with dark theme
 */

/* ============================================================================
   CSS Custom Properties (Design Tokens)
   ============================================================================ */
:root {
  /* iOS Safe Area Insets */
  --mp-safe-top: env(safe-area-inset-top, 0px);
  --mp-safe-bottom: env(safe-area-inset-bottom, 0px);
  --mp-safe-left: env(safe-area-inset-left, 0px);
  --mp-safe-right: env(safe-area-inset-right, 0px);

  /* Primary Colors - matching pichler.dev CI */
  --mp-primary: #06b6d4;
  --mp-primary-hover: #22d3ee;
  --mp-primary-light: rgba(6, 182, 212, 0.1);
  --mp-primary-bg: rgba(6, 182, 212, 0.05);
  --mp-primary-border-subtle: rgba(6, 182, 212, 0.12);
  --mp-primary-glow: rgba(6, 182, 212, 0.4);
  --mp-primary-glow-strong: rgba(6, 182, 212, 0.8);

  /* Background Colors */
  --mp-bg-dark: #0f172a;
  --mp-bg-card: #1e293b;
  --mp-bg-elevated: #334155;
  --mp-bg-input: #1e293b;

  /* Text Colors */
  --mp-text-primary: #f8fafc;
  --mp-text-secondary: #cbd5e1;
  --mp-text-muted: #94a3b8; /* Improved contrast: #64748b → #94a3b8 (WCAG AA) */

  /* Message Bubbles */
  --mp-user-bubble: #06b6d4;
  --mp-user-text: #ffffff;
  --mp-assistant-bubble: #334155;
  --mp-assistant-text: #f8fafc;

  /* Borders */
  --mp-border: #334155;
  --mp-border-light: rgba(255, 255, 255, 0.1);

  /* Shadows */
  --mp-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --mp-shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
  --mp-shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.5);
  --mp-shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.6);

  /* Transitions */
  --mp-transition-fast: 150ms ease;
  --mp-transition-normal: 250ms ease;
  --mp-transition-slow: 350ms ease;

  /* Spacing */
  --mp-spacing-xs: 0.25rem;
  --mp-spacing-sm: 0.5rem;
  --mp-spacing-md: 1rem;
  --mp-spacing-lg: 1.5rem;
  --mp-spacing-xl: 2rem;

  /* Border Radius */
  --mp-radius-sm: 0.375rem;
  --mp-radius-md: 0.5rem;
  --mp-radius-lg: 0.75rem;
  --mp-radius-xl: 1rem;
  --mp-radius-full: 9999px;

  /* Status Colors */
  --mp-status-online: #22c55e;
  --mp-status-offline: #ef4444;
  --mp-status-warning: #f59e0b;

  /* Feedback & State Colors */
  --mp-feedback-positive: var(--mp-primary);
  --mp-feedback-negative: var(--mp-text-muted);
  --mp-error: #ef4444;
  --mp-error-light: #ff6b6b; /* Improved contrast for error text */
  --mp-error-hover: #dc2626;
  --mp-success: #22c55e;

  /* Font Sizes (rem-based for browser font scaling, WCAG 1.4.4) */
  --mp-font-xs: 0.6875rem;  /* 11px at 16px base */
  --mp-font-sm: 0.75rem;    /* 12px */
  --mp-font-base: 0.8125rem;/* 13px */
  --mp-font-md: 0.875rem;   /* 14px */
  --mp-font-lg: 0.9375rem;  /* 15px */

  /* Font Families */
  --mp-font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Roboto Mono', Consolas, monospace;

  /* Z-Index Layers */
  --mp-z-widget: 9990;
  --mp-z-toggle: 9995;
  --mp-z-window: 9999;
  --mp-z-toast: 10000;
  --mp-z-overlay: 10001;

  /* Sizes */
  --mp-toggle-size: 60px;
  --mp-window-width: 380px;
  --mp-window-height: 600px;
  --mp-window-width-lg: 520px;
  --mp-window-height-lg: 80vh;
  --mp-header-height: 64px;
  --mp-footer-height: 32px;
  --mp-input-min-height: 44px;
}

/* ============================================================================
   Base Widget Container
   ============================================================================ */
.mp-chat-widget {
  position: fixed;
  bottom: var(--mp-spacing-lg);
  right: var(--mp-spacing-lg);
  z-index: var(--mp-z-widget);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: var(--mp-font-md);
  line-height: 1.5;
  color: var(--mp-text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

/* Hidden by default - show with ?chat=test URL parameter */
.mp-chat-widget.mp-chat-hidden {
  display: none !important;
}

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================================================
   Toggle Button
   ============================================================================ */
/* Attention Animation - Subtle glow pulse to improve visibility */
@keyframes mp-toggle-attention {
  0%, 100% {
    box-shadow: var(--mp-shadow-lg);
  }
  50% {
    box-shadow: var(--mp-shadow-lg), 0 0 0 8px var(--mp-primary-light);
  }
}

.mp-chat-toggle {
  position: relative;
  width: var(--mp-toggle-size);
  height: var(--mp-toggle-size);
  border-radius: var(--mp-radius-full);
  background: linear-gradient(135deg, var(--mp-primary) 0%, var(--mp-primary-hover) 100%);
  border: none;
  cursor: pointer;
  box-shadow: var(--mp-shadow-lg);
  transition: transform var(--mp-transition-normal), box-shadow var(--mp-transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--mp-z-toggle);
  animation: mp-toggle-attention 2.5s ease-in-out infinite;
  touch-action: manipulation;
}

.mp-chat-toggle:hover {
  transform: scale(1.05);
  box-shadow: var(--mp-shadow-xl);
  animation: none;
}

.mp-chat-toggle:focus {
  outline: none;
}

.mp-chat-toggle:focus-visible {
  box-shadow: var(--mp-shadow-xl), 0 0 0 3px var(--mp-primary-light);
  animation: none;
}

.mp-chat-toggle:active {
  transform: scale(0.98);
}

.mp-chat-toggle[aria-expanded="true"] {
  animation: none;
}

.mp-chat-icon {
  width: 28px;
  height: 28px;
  color: var(--mp-user-text);
  transition: opacity var(--mp-transition-fast), transform var(--mp-transition-normal);
}

.mp-chat-icon-open {
  opacity: 1;
  transform: rotate(0deg);
}

.mp-chat-icon-close {
  position: absolute;
  opacity: 0;
  transform: rotate(-90deg);
}

.mp-chat-toggle[aria-expanded="true"] .mp-chat-icon-open {
  opacity: 0;
  transform: rotate(90deg);
}

.mp-chat-toggle[aria-expanded="true"] .mp-chat-icon-close {
  opacity: 1;
  transform: rotate(0deg);
}

/* Notification Badge */
.mp-chat-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: var(--mp-radius-full);
  background: var(--mp-error);
  color: var(--mp-user-text);
  font-size: var(--mp-font-xs);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--mp-shadow-sm);
}

.mp-chat-badge-hidden {
  display: none;
}

/* ============================================================================
   Chat Window
   ============================================================================ */
.mp-chat-window {
  position: absolute;
  bottom: calc(var(--mp-toggle-size) + var(--mp-spacing-md));
  right: 0;
  width: var(--mp-window-width);
  height: var(--mp-window-height);
  max-height: calc(100vh - 120px);
  background: var(--mp-bg-dark);
  border-radius: var(--mp-radius-xl);
  box-shadow: var(--mp-shadow-xl);
  border: 1px solid var(--mp-border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: var(--mp-z-window);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.95);
  transition: opacity var(--mp-transition-normal),
              visibility var(--mp-transition-normal),
              transform var(--mp-transition-normal);
}

.mp-chat-window[aria-hidden="false"] {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

/* Expanded Mode */
.mp-chat-window.mp-chat-expanded {
  width: var(--mp-window-width-lg);
  height: var(--mp-window-height-lg);
  max-height: calc(100vh - 100px);
}

/* Expand/Collapse Button Icons */
.mp-chat-collapse-icon {
  display: none;
}

.mp-chat-window.mp-chat-expanded ~ .mp-chat-toggle + .mp-chat-header-actions .mp-chat-expand-icon,
.mp-chat-expanded .mp-chat-expand-icon {
  display: none;
}

.mp-chat-expanded .mp-chat-collapse-icon {
  display: block;
}

/* Header button expand icon toggle via JS class */
#mp-chat-expand .mp-chat-collapse-icon {
  display: none;
}

#mp-chat-expand.mp-chat-btn-expanded .mp-chat-expand-icon {
  display: none;
}

#mp-chat-expand.mp-chat-btn-expanded .mp-chat-collapse-icon {
  display: block;
}

/* ============================================================================
   Header
   ============================================================================ */
.mp-chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
  padding: var(--mp-spacing-sm) var(--mp-spacing-md);
  background: var(--mp-bg-card);
  border-bottom: 1px solid var(--mp-border);
  min-height: var(--mp-header-height);
}

.mp-chat-header > .mp-chat-drag-indicator {
  flex-basis: 100%;
}

.mp-chat-header-info {
  display: flex;
  align-items: center;
  gap: var(--mp-spacing-sm);
}

.mp-chat-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--mp-radius-full);
  background: var(--mp-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.mp-chat-avatar svg {
  width: 24px;
  height: 24px;
  color: var(--mp-primary);
}

.mp-chat-header-text {
  min-width: 0;
}

.mp-chat-title {
  font-size: var(--mp-font-lg);
  font-weight: 600;
  color: var(--mp-text-primary);
  margin: 0;
  line-height: 1.3;
}

.mp-chat-subtitle {
  font-size: var(--mp-font-sm);
  color: var(--mp-text-muted);
  margin: 0;
  line-height: 1.3;
}

/* Connection Status Indicator */
.mp-chat-status {
  display: inline-flex;
  align-items: center;
  gap: var(--mp-spacing-xs);
}

.mp-chat-status-dot {
  width: 6px;
  height: 6px;
  border-radius: var(--mp-radius-full);
  background: var(--mp-text-muted);
  transition: background var(--mp-transition-fast);
}

.mp-chat-status-online .mp-chat-status-dot {
  background: var(--mp-status-online);
  box-shadow: 0 0 4px var(--mp-status-online);
}

.mp-chat-status-offline .mp-chat-status-dot {
  background: var(--mp-status-offline);
}

.mp-chat-status-checking .mp-chat-status-dot {
  background: var(--mp-status-warning);
  animation: mp-pulse-status 1s ease-in-out infinite;
}

@keyframes mp-pulse-status {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.mp-chat-status-text {
  font-size: var(--mp-font-xs);
}

.mp-chat-header-actions {
  display: flex;
  gap: var(--mp-spacing-xs);
}

.mp-chat-header-btn {
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  border-radius: var(--mp-radius-md);
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--mp-text-muted);
  transition: background var(--mp-transition-fast), color var(--mp-transition-fast);
}

.mp-chat-header-btn:hover {
  background: var(--mp-bg-elevated);
  color: var(--mp-text-primary);
}

.mp-chat-header-btn:focus {
  outline: none;
}

.mp-chat-header-btn:focus-visible {
  box-shadow: 0 0 0 2px var(--mp-primary-light);
}

.mp-chat-header-btn svg {
  width: 20px;
  height: 20px;
}

/* Drag indicator (mobile swipe-to-close affordance) */
.mp-chat-drag-indicator {
  display: none;
}

@media (hover: none) {
  .mp-chat-drag-indicator {
    display: block;
    width: 36px;
    height: 4px;
    background: var(--mp-border-light);
    border-radius: 2px;
    margin: 4px auto 0;
  }
}

/* ============================================================================
   Messages Area
   ============================================================================ */
.mp-chat-messages {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  padding: var(--mp-spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--mp-spacing-md);
  scroll-behavior: smooth;
  overscroll-behavior: contain;
}

/* Custom Scrollbar */
.mp-chat-messages::-webkit-scrollbar {
  width: 6px;
}

.mp-chat-messages::-webkit-scrollbar-track {
  background: transparent;
}

.mp-chat-messages::-webkit-scrollbar-thumb {
  background: var(--mp-border);
  border-radius: var(--mp-radius-full);
}

.mp-chat-messages::-webkit-scrollbar-thumb:hover {
  background: var(--mp-text-muted);
}

/* Message Bubble */
.mp-chat-message {
  display: flex;
  flex-direction: column;
  max-width: 85%;
  animation: mp-message-in var(--mp-transition-normal) ease-out;
}

@keyframes mp-message-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mp-chat-message-user {
  align-self: flex-end;
  align-items: flex-end;
  flex-direction: column;
}

/* Base assistant alignment (avatar layout overrides flex-direction below) */

.mp-chat-message-content {
  padding: var(--mp-spacing-sm) var(--mp-spacing-md);
  border-radius: var(--mp-radius-lg);
  word-wrap: break-word;
  overflow-wrap: break-word;
  overflow-x: hidden;
  font-size: var(--mp-font-lg);
  line-height: 1.6;
}

.mp-chat-message-user .mp-chat-message-content {
  background: var(--mp-user-bubble);
  color: var(--mp-user-text);
  border-bottom-right-radius: var(--mp-radius-sm);
}

.mp-chat-message-user .mp-chat-message-content p,
.mp-chat-message-user .mp-chat-message-content strong,
.mp-chat-message-user .mp-chat-message-content em,
.mp-chat-message-user .mp-chat-message-content li {
  color: var(--mp-user-text);
}

.mp-chat-message-assistant .mp-chat-message-content {
  background: var(--mp-assistant-bubble);
  color: var(--mp-assistant-text);
  border-bottom-left-radius: var(--mp-radius-sm);
  border: 1px solid var(--mp-border-light); /* Improved contrast */
}

.mp-chat-message-content p {
  margin: 0;
}

.mp-chat-message-content p + p {
  margin-top: var(--mp-spacing-sm);
}

/* Message Timestamp */
.mp-chat-message-time {
  font-size: var(--mp-font-xs);
  color: var(--mp-text-muted);
  margin-top: 2px;
  padding: 0;
}

/* Sources */
.mp-chat-message-sources {
  margin-top: var(--mp-spacing-sm);
  padding-top: var(--mp-spacing-sm);
  border-top: 1px solid var(--mp-border-light);
  font-size: var(--mp-font-xs);
  color: var(--mp-text-muted);
}

.mp-chat-message-sources-title {
  font-weight: 500;
  margin-bottom: var(--mp-spacing-xs);
}

.mp-chat-message-sources-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.mp-chat-message-sources-list li {
  padding: 2px 0;
}

/* ============================================================================
   Suggestions
   ============================================================================ */
.mp-chat-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--mp-spacing-sm);
  padding: var(--mp-spacing-sm) 0;
  animation: mp-fade-in 0.3s ease-out;
}

.mp-chat-suggestion-btn {
  background: var(--mp-primary-light);
  color: var(--mp-primary);
  border: 1px solid var(--mp-primary);
  border-radius: var(--mp-radius-md);
  padding: var(--mp-spacing-xs) var(--mp-spacing-lg);
  font-size: var(--mp-font-base);
  font-weight: 500;
  font-family: inherit;
  cursor: pointer;
  transition: all var(--mp-transition-fast);
  white-space: nowrap;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mp-chat-suggestion-btn:hover {
  background: var(--mp-primary);
  color: var(--mp-user-text);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--mp-primary-glow);
}

.mp-chat-suggestion-btn:focus {
  outline: none;
}

.mp-chat-suggestion-btn:focus-visible {
  box-shadow: 0 0 0 2px var(--mp-primary-glow);
}

.mp-chat-suggestion-btn:active {
  transform: scale(0.98);
}

@keyframes mp-fade-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ============================================================================
   Typing Indicator
   ============================================================================ */
.mp-chat-typing {
  display: flex;
  align-items: center;
  gap: var(--mp-spacing-sm);
  padding: 0 var(--mp-spacing-md) var(--mp-spacing-sm);
}

.mp-chat-typing-dots {
  display: flex;
  gap: var(--mp-spacing-xs);
}

.mp-chat-typing-dots span {
  width: 8px;
  height: 8px;
  background: var(--mp-text-muted);
  border-radius: var(--mp-radius-full);
  animation: mp-typing-bounce 1.4s ease-in-out infinite;
}

.mp-chat-typing-dots span:nth-child(1) {
  animation-delay: 0ms;
}

.mp-chat-typing-dots span:nth-child(2) {
  animation-delay: 200ms;
}

.mp-chat-typing-dots span:nth-child(3) {
  animation-delay: 400ms;
}

@keyframes mp-typing-bounce {
  0%, 60%, 100% {
    transform: translateY(0);
    opacity: 0.4;
  }
  30% {
    transform: translateY(-6px);
    opacity: 1;
  }
}


/* ============================================================================
   Loading Skeleton
   ============================================================================ */
.mp-chat-skeleton {
  display: flex;
  flex-direction: column;
  gap: var(--mp-spacing-sm);
  padding: var(--mp-spacing-sm) var(--mp-spacing-md);
  max-width: 80%;
  animation: mp-message-in var(--mp-transition-normal) ease-out;
}

.mp-chat-skeleton-line {
  height: 12px;
  background: linear-gradient(
    90deg,
    var(--mp-bg-elevated) 25%,
    var(--mp-assistant-bubble) 50%,
    var(--mp-bg-elevated) 75%
  );
  background-size: 200% 100%;
  border-radius: var(--mp-radius-sm);
  animation: mp-skeleton-shimmer 1.5s ease-in-out infinite;
}

.mp-chat-skeleton-line:nth-child(1) {
  width: 85%;
}

.mp-chat-skeleton-line:nth-child(2) {
  width: 70%;
}

.mp-chat-skeleton-line:nth-child(3) {
  width: 55%;
}

@keyframes mp-skeleton-shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

/* ============================================================================
   Input Form
   ============================================================================ */
.mp-chat-form {
  display: flex;
  align-items: flex-end;
  gap: var(--mp-spacing-sm);
  padding: var(--mp-spacing-md);
  background: var(--mp-bg-card);
  border-top: 1px solid var(--mp-border);
}

.mp-chat-input-wrapper {
  flex: 1;
  position: relative;
}

.mp-chat-input {
  display: block;
  width: 100%;
  height: var(--mp-input-min-height);
  min-height: var(--mp-input-min-height);
  max-height: 120px;
  padding: var(--mp-spacing-sm) var(--mp-spacing-md);
  padding-right: 3rem;
  background: var(--mp-bg-input);
  border: 1px solid var(--mp-border);
  border-radius: var(--mp-radius-lg);
  color: var(--mp-text-primary);
  font-size: var(--mp-font-md);
  font-family: inherit;
  line-height: 1.5;
  resize: none;
  box-sizing: border-box;
  margin: 0;
  transition: border-color var(--mp-transition-fast), box-shadow var(--mp-transition-fast);
}

.mp-chat-input::placeholder {
  color: var(--mp-text-muted);
}

.mp-chat-input:focus {
  outline: none;
  background-color: var(--mp-bg-card);
  border-color: var(--mp-primary);
  box-shadow: 0 0 0 3px var(--mp-primary-light);
}

.mp-chat-input:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Character Counter */
.mp-chat-counter {
  position: absolute;
  bottom: var(--mp-spacing-sm);
  right: var(--mp-spacing-md);
  font-size: var(--mp-font-xs);
  color: var(--mp-text-muted);
  pointer-events: none;
}

.mp-chat-counter.mp-chat-counter-warning {
  color: var(--mp-status-warning);
}

.mp-chat-counter.mp-chat-counter-error {
  color: var(--mp-error);
}

/* Send Button */
.mp-chat-send {
  width: 44px;
  height: 44px;
  border-radius: var(--mp-radius-lg);
  background: var(--mp-primary);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--mp-user-text);
  flex-shrink: 0;
  box-sizing: border-box;
  margin: 0;
  transition: background var(--mp-transition-fast), transform var(--mp-transition-fast);
}

.mp-chat-send:hover:not(:disabled) {
  background: var(--mp-primary-hover);
}

.mp-chat-send:focus {
  outline: none;
}

.mp-chat-send:focus-visible {
  box-shadow: 0 0 0 3px var(--mp-primary-light);
}

.mp-chat-send:active:not(:disabled) {
  transform: scale(0.95);
}

.mp-chat-send:disabled {
  opacity: 0.4;
  background-color: var(--mp-text-muted);
  cursor: not-allowed;
}

.mp-chat-send svg {
  width: 20px;
  height: 20px;
}

/* Visible Keyboard Hint */
.mp-chat-hint-visible {
  font-size: var(--mp-font-xs);
  color: var(--mp-text-muted);
  margin: var(--mp-spacing-xs) 0 0 0;
  padding: 0 var(--mp-spacing-md);
}

/* ============================================================================
   Footer
   ============================================================================ */
.mp-chat-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--mp-spacing-xs) var(--mp-spacing-md);
  background: var(--mp-bg-card);
  min-height: auto;
  gap: 2px;
}

.mp-chat-privacy-link {
  color: var(--mp-text-muted);
  text-decoration: none;
  font-size: var(--mp-font-xs);
  opacity: 1;
  transition: color var(--mp-transition-fast), text-decoration var(--mp-transition-fast);
}

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

/* GPU Stats Display */
.mp-chat-gpu-stats {
  display: flex;
  flex-direction: column;
  align-items: center;
  align-self: stretch;
  gap: 0;
  width: auto;
  padding: 4px 10px;
  background: transparent;
  border: 1px solid var(--mp-border);
  border-radius: var(--mp-radius-md);
  font-family: inherit;
  font-size: var(--mp-font-xs);
}

/* Stack row: model • vLLM • self-hosted • RTX */
.mp-gpu-stack-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--mp-spacing-sm);
  flex-wrap: wrap;
}

.mp-gpu-model {
  font-size: var(--mp-font-xs);
  font-weight: 700;
  color: var(--mp-primary);
}

.mp-gpu-item {
  font-size: var(--mp-font-xs);
  color: var(--mp-text-muted);
}

.mp-gpu-dot {
  font-size: 8px;
  color: var(--mp-primary-glow);
}

/* Status indicator - prominent, fixed width */
.mp-gpu-status {
  font-weight: 800;
  text-transform: uppercase;
  font-size: var(--mp-font-xs);
  letter-spacing: 0.5px;
  padding: var(--mp-spacing-xs) var(--mp-spacing-sm);
  min-width: 75px;
  text-align: center;
  border-radius: var(--mp-radius-sm);
  color: var(--mp-bg-dark);
  background: var(--mp-primary);
  flex-shrink: 0;
  box-shadow: 0 0 12px var(--mp-primary-glow);
}

.mp-gpu-status.processing {
  animation: mp-status-glow 1.5s ease-in-out infinite !important;
}

@keyframes mp-status-glow {
  0%, 100% { box-shadow: 0 0 12px var(--mp-primary-glow); }
  50% { box-shadow: 0 0 20px var(--mp-primary-glow-strong); }
}

.mp-gpu-status.offline {
  opacity: 0.5;
  box-shadow: none;
}

/* Live-Dot: small green dot that flashes on each SSE event */

/* Connecting State: pulsing badge */
.mp-gpu-status.connecting {
  background: var(--mp-text-muted);
  animation: mp-gpu-connecting-pulse 1.5s ease-in-out infinite;
}
@keyframes mp-gpu-connecting-pulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* Disconnected/Reconnecting State */
.mp-gpu-status.disconnected {
  background: var(--mp-text-muted);
  opacity: 0.6;
}

/* Metrics row - status + icons + values */
.mp-gpu-metrics-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--mp-spacing-sm);
  font-size: 10px;
}

.mp-gpu-metric {
  display: flex;
  align-items: center;
  gap: var(--mp-spacing-xs);
}

.mp-gpu-metric svg {
  width: 11px;
  height: 11px;
  color: var(--mp-primary);
  opacity: 0.7;
}

.mp-gpu-metric span {
  color: var(--mp-primary);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

/* Pause GPU status animation when widget is closed (saves resources) */
.mp-chat-widget:not(.mp-chat-open) .mp-gpu-status.processing {
  animation-play-state: paused;
}

/* Mobile: More compact */
@media (max-width: 480px) {
  .mp-chat-footer {
    padding: var(--mp-spacing-sm);
    min-height: auto;
    gap: 4px;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
  }

  /* Inline disclaimer + privacy on one line */
  .mp-chat-footer .mp-chat-disclaimer {
    font-size: 10px;
  }

  .mp-chat-footer .mp-chat-disclaimer::after {
    content: ' · ';
  }

  .mp-chat-footer .mp-chat-privacy-link {
    font-size: 10px;
  }

  /* Compact model stack row on mobile */
  .mp-gpu-stack-row {
    font-size: 10px;
    gap: var(--mp-spacing-xs);
  }

  .mp-gpu-dot {
    font-size: 6px;
  }

  .mp-chat-gpu-stats {
    padding: 4px var(--mp-spacing-sm);
    gap: 0;
  }

  .mp-gpu-metrics-row {
    gap: var(--mp-spacing-sm);
    flex-wrap: nowrap;
  }

  .mp-gpu-metric svg {
    width: 12px;
    height: 12px;
  }

  .mp-gpu-metric span {
    font-size: var(--mp-font-xs);
  }

  .mp-gpu-status {
    font-size: 10px;
    min-width: 65px;
    padding: 3px var(--mp-spacing-sm);
  }

  .mp-gpu-model {
    font-size: var(--mp-font-xs);
  }

  .mp-gpu-item {
    font-size: var(--mp-font-xs);
  }

  #mp-gpu-name {
    font-weight: 600;
    color: var(--mp-primary);
  }
}

/* Very small screens: hide less important GPU metrics */
@media (max-width: 360px) {
  .mp-gpu-metric[title="Temperature"],
  .mp-gpu-metric[title="Power"] {
    display: none;
  }
}

/* ============================================================================
   Error State
   ============================================================================ */
.mp-chat-error {
  padding: var(--mp-spacing-md);
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.4);
  border-radius: var(--mp-radius-md);
  color: var(--mp-error-light);
  font-size: var(--mp-font-base);
  margin: var(--mp-spacing-sm);
}

.mp-chat-error-dismiss {
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  padding: 0;
  margin-left: var(--mp-spacing-sm);
  opacity: 0.7;
}

.mp-chat-error-dismiss:hover {
  opacity: 1;
}

.mp-chat-error-dismiss:focus {
  outline: none;
}

.mp-chat-error-dismiss:focus-visible {
  box-shadow: 0 0 0 2px var(--mp-primary-light);
}

.mp-chat-error-retry {
  background: rgba(239, 68, 68, 0.2);
  border: 1px solid rgba(239, 68, 68, 0.5);
  border-radius: var(--mp-radius-sm);
  color: var(--mp-error-light);
  padding: var(--mp-spacing-xs) var(--mp-spacing-sm);
  font-size: var(--mp-font-sm);
  font-family: inherit;
  cursor: pointer;
  margin-left: var(--mp-spacing-sm);
  transition: background var(--mp-transition-fast);
}

.mp-chat-error-retry:hover {
  background: rgba(239, 68, 68, 0.3);
}

.mp-chat-error-retry:focus {
  outline: none;
}

.mp-chat-error-retry:focus-visible {
  box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.4);
}

/* ============================================================================
   Loading State
   ============================================================================ */
.mp-chat-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--mp-spacing-xl);
}

.mp-chat-loading-spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--mp-border);
  border-top-color: var(--mp-primary);
  border-radius: var(--mp-radius-full);
  animation: mp-spin 0.8s linear infinite;
}

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

/* ============================================================================
   Tablet / Large Phone Responsive (481–768px)
   ============================================================================ */
@media (max-width: 768px) and (min-width: 481px) {
  .mp-chat-window {
    width: min(420px, calc(100vw - 32px));
    height: min(70vh, 600px);
    max-height: calc(100vh - 100px);
  }

  .mp-chat-window.mp-chat-expanded {
    width: min(560px, calc(100vw - 32px));
    height: 85vh;
    max-height: calc(100vh - 60px);
  }

  .mp-chat-message {
    max-width: 88%;
  }
}

/* ============================================================================
   Mobile Responsive (≤480px)
   ============================================================================ */
@media (max-width: 480px) {
  .mp-chat-widget {
    bottom: 0;
    right: 0;
    left: 0;
  }

  .mp-chat-toggle {
    position: fixed;
    bottom: var(--mp-spacing-md);
    right: var(--mp-spacing-md);
    width: 52px;
    height: 52px;
  }

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

  /* Proactive tooltip: fixed position to match toggle on mobile */
  .mp-chat-proactive {
    position: fixed;
    bottom: calc(var(--mp-spacing-md) + 60px);
    right: var(--mp-spacing-md);
    max-width: 180px;
    font-size: 0.85rem;
  }

  /* Hide expand + search on mobile; keep debug, download, clear, close */
  #mp-chat-expand,
  #mp-chat-search {
    display: none !important;
  }

  /* Compact header on mobile */
  .mp-chat-header {
    padding: var(--mp-spacing-sm) var(--mp-spacing-md);
    gap: var(--mp-spacing-xs);
    min-height: auto;
  }

  .mp-chat-avatar {
    width: 32px;
    height: 32px;
  }

  .mp-chat-avatar svg {
    width: 20px;
    height: 20px;
  }

  .mp-chat-title {
    font-size: var(--mp-font-base);
  }

  .mp-chat-header-btn {
    width: 32px;
    height: 32px;
    min-width: 32px;
    min-height: 32px;
  }

  .mp-chat-header-btn svg {
    width: 16px;
    height: 16px;
  }

  .mp-chat-window,
  .mp-chat-window.mp-chat-expanded,
  .mp-chat-window[aria-hidden="true"],
  .mp-chat-window[aria-hidden="false"],
  .mp-chat-window.mp-chat-expanded[aria-hidden="false"] {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: auto;
    width: 100% !important;
    height: var(--mp-mobile-vh, 100dvh) !important;
    max-height: none !important;
    border-radius: 0;
    border: none;
    transform: none !important;
    transition: opacity var(--mp-transition-normal),
                visibility var(--mp-transition-normal);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    max-width: 100vw;
    /* iOS safe areas for notch / Dynamic Island / home indicator */
    padding-top: var(--mp-safe-top);
    padding-left: var(--mp-safe-left);
    padding-right: var(--mp-safe-right);
  }

  /* Body class added by JS when chat is open — iOS scroll lock */
  body.mp-chat-open {
    position: fixed !important;
    overflow: hidden !important;
    width: 100% !important;
    left: 0;
    right: 0;
  }

  .mp-chat-message {
    max-width: 90%;
  }

  .mp-chat-hint-visible {
    display: none; /* Hide on mobile - virtual keyboard handles this */
  }

  /* Ensure input stays at bottom when keyboard opens */
  .mp-chat-form {
    flex-shrink: 0;
    background: var(--mp-bg-card);
    z-index: 1;
    padding-bottom: var(--mp-safe-bottom);
  }

  /* Messages area should fill available space and scroll */
  .mp-chat-messages {
    flex: 1;
    min-height: 0; /* Important for flex overflow */
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    touch-action: pan-y;
  }

  /* Push messages to bottom without breaking scroll (justify-content: flex-end breaks overflow scroll) */
  .mp-chat-messages::before {
    content: '';
    flex: 1;
  }

  /* Debug panel: compact on mobile */
  .mp-chat-debug-summary {
    padding: 4px 8px;
    font-size: 10px;
  }

  .mp-chat-debug-body {
    padding: 0 8px 6px;
  }

  .mp-debug-label, .mp-debug-val, .mp-debug-score {
    font-size: 9px;
  }

  .mp-chat-debug-json {
    max-height: 100px;
  }

  .mp-chat-debug-json pre {
    font-size: 9px;
  }

  /* Pipeline viz: wrap on narrow screens */
  .mp-pipeline-viz {
    flex-wrap: wrap;
    justify-content: center;
    gap: 4px;
    padding: 6px;
  }

  .mp-pipeline-node {
    min-width: 40px;
  }

  .mp-pipeline-dot {
    width: 20px;
    height: 20px;
    font-size: 9px;
  }

  .mp-pipeline-arrow {
    font-size: 10px;
  }

  /* Job-Match: stack on mobile */
  .mp-chat-job-match {
    padding: var(--mp-spacing-sm);
  }

  .mp-job-match-header {
    gap: var(--mp-spacing-sm);
  }

  .mp-job-match-score-ring {
    width: 56px;
    height: 56px;
  }

  .mp-job-match-score-text {
    font-size: 15px;
  }

  .mp-job-match-lists {
    flex-direction: column;
    gap: var(--mp-spacing-sm);
  }

  /* Compact quick-action chips on mobile */
  .mp-chat-quick-actions-chips {
    justify-content: center;
  }

  .mp-chat-chip {
    padding: var(--mp-spacing-xs) var(--mp-spacing-md);
    font-size: var(--mp-font-sm);
  }
}

/* Mobile Landscape Mode */
@media (max-width: 480px) and (orientation: landscape) {
  .mp-chat-window {
    height: var(--mp-mobile-vh, 90dvh) !important;
  }
}

/* ============================================================================
   Reduced Motion
   ============================================================================ */
@media (prefers-reduced-motion: reduce) {
  .mp-chat-toggle,
  .mp-chat-window,
  .mp-chat-icon,
  .mp-chat-message,
  .mp-chat-input,
  .mp-chat-send,
  .mp-chat-suggestion-btn,
  .mp-chat-suggestions {
    transition: none;
  }

  .mp-chat-typing-dots span {
    animation: none;
    opacity: 0.6;
  }

  .mp-chat-loading-spinner {
    animation: none;
  }

  .mp-chat-suggestions {
    animation: none;
  }

  .mp-chat-toggle {
    animation: none;
  }

  .mp-chat-skeleton-line {
    animation: none;
    background: var(--mp-bg-elevated);
  }

  .mp-chat-streaming .mp-chat-streaming-text::after {
    animation: none;
    opacity: 1;
  }

  .mp-chat-proactive {
    transition: none;
  }

  .mp-chat-quick-actions {
    animation: none;
  }

  .mp-gpu-status.connecting,
  .mp-gpu-status.processing {
    animation: none;
  }

  @keyframes mp-message-in {
    from, to {
      opacity: 1;
      transform: none;
    }
  }
}

/* ============================================================================
   High Contrast Mode
   ============================================================================ */
@media (prefers-contrast: high) {
  :root {
    --mp-border: #ffffff;
    --mp-text-muted: #a1a1aa;
  }

  .mp-chat-input:focus {
    box-shadow: 0 0 0 3px var(--mp-primary);
  }

  .mp-chat-toggle:focus {
    box-shadow: 0 0 0 3px white;
  }
}

/* ============================================================================
   Print Styles
   ============================================================================ */
@media print {
  .mp-chat-widget {
    display: none !important;
  }
}

/* ============================================================================
   Message Actions (Copy Button)
   ============================================================================ */
/* Row wrapper: thumbs + copy + regen on one line (no wrap) */
.mp-chat-actions-row {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 2px;
  padding: 0;
  margin: 0;
  line-height: 1;
}

.mp-chat-message-actions {
  display: inline-flex;
  gap: 2px;
  opacity: 0;
  transition: opacity var(--mp-transition-fast);
  vertical-align: middle;
}

.mp-chat-message:hover .mp-chat-actions-row,
.mp-chat-message:focus-within .mp-chat-actions-row {
  opacity: 1;
}

.mp-chat-actions-row {
  opacity: 0;
  transition: opacity var(--mp-transition-fast);
}

/* Touch devices: subtle action buttons, visible on interaction */
@media (hover: none) {
  .mp-chat-actions-row {
    opacity: 0.5;
  }

  .mp-chat-actions-row:active,
  .mp-chat-actions-row:focus-within {
    opacity: 1;
  }
}

/* When inside actions-row, individual actions always visible */
.mp-chat-actions-row .mp-chat-message-actions {
  opacity: 1;
}

.mp-chat-action-btn {
  width: 24px;
  height: 24px;
  border-radius: var(--mp-radius-sm);
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--mp-text-muted);
  transition: all var(--mp-transition-fast);
  padding: 0;
}

.mp-chat-action-btn:hover {
  color: var(--mp-text-primary);
}

.mp-chat-action-btn:focus {
  outline: none;
}

.mp-chat-action-btn:focus-visible {
  box-shadow: 0 0 0 2px var(--mp-primary-light);
}

.mp-chat-action-btn svg {
  width: 12px;
  height: 12px;
}

.mp-chat-action-btn.mp-chat-copied {
  color: var(--mp-success);
}

.mp-chat-truncated-notice {
  font-size: var(--mp-font-xs);
  color: var(--mp-text-muted);
  font-style: italic;
}

/* ============================================================================
   VCF Download Button
   ============================================================================ */
.mp-chat-vcf-button {
  display: inline-flex;
  align-items: center;
  gap: var(--mp-spacing-sm);
  margin-top: var(--mp-spacing-md);
  padding: var(--mp-spacing-sm) var(--mp-spacing-md);
  background: var(--mp-primary);
  color: var(--mp-user-text);
  border: none;
  border-radius: var(--mp-radius-md);
  cursor: pointer;
  font-size: var(--mp-font-base);
  font-family: inherit;
  font-weight: 500;
  transition: background var(--mp-transition-fast), transform var(--mp-transition-fast);
}

.mp-chat-vcf-button:hover {
  background: var(--mp-primary-hover);
}

.mp-chat-vcf-button:focus {
  outline: none;
}

.mp-chat-vcf-button:focus-visible {
  box-shadow: 0 0 0 3px var(--mp-primary-light);
}

.mp-chat-vcf-button:active {
  transform: scale(0.98);
}

.mp-chat-vcf-button svg {
  width: 16px;
  height: 16px;
}

/* Header VCF Button */
.mp-chat-header-btn.mp-chat-vcf-header {
  color: var(--mp-primary);
}

.mp-chat-header-btn.mp-chat-vcf-header:hover {
  background: var(--mp-primary-light);
  color: var(--mp-primary-hover);
}

/* ============================================================================
   Sources Accordion (Collapsible)
   ============================================================================ */
.mp-chat-sources-toggle {
  display: flex;
  align-items: center;
  gap: var(--mp-spacing-sm);
  margin-top: var(--mp-spacing-sm);
  padding: var(--mp-spacing-xs) var(--mp-spacing-sm);
  background: transparent;
  border: 1px solid var(--mp-border-light);
  border-radius: var(--mp-radius-sm);
  cursor: pointer;
  font-size: var(--mp-font-sm);
  font-family: inherit;
  color: var(--mp-text-muted);
  transition: all var(--mp-transition-fast);
  width: 100%;
  text-align: left;
}

.mp-chat-sources-toggle:hover {
  background: var(--mp-bg-elevated);
  color: var(--mp-text-secondary);
}

.mp-chat-sources-toggle:focus {
  outline: none;
}

.mp-chat-sources-toggle:focus-visible {
  box-shadow: 0 0 0 2px var(--mp-primary-light);
}

.mp-chat-sources-toggle svg {
  width: 14px;
  height: 14px;
  transition: transform var(--mp-transition-fast);
}

.mp-chat-sources-toggle[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.mp-chat-sources-content {
  display: none;
  margin-top: var(--mp-spacing-xs);
  padding: var(--mp-spacing-sm);
  background: var(--mp-bg-elevated);
  border-radius: var(--mp-radius-sm);
  font-size: var(--mp-font-xs);
}

.mp-chat-sources-content.mp-chat-sources-expanded {
  display: block;
  animation: mp-fade-in 0.2s ease-out;
}

.mp-chat-sources-content ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.mp-chat-sources-content li {
  padding: var(--mp-spacing-xs) 0;
  color: var(--mp-text-muted);
  border-bottom: 1px solid var(--mp-border-light);
}

.mp-chat-sources-content li:last-child {
  border-bottom: none;
}

.mp-chat-sources-content .mp-chat-source-score {
  color: var(--mp-primary);
  font-weight: 500;
}

/* ============================================================================
   Markdown Rendering
   ============================================================================ */
.mp-chat-message-content strong,
.mp-chat-message-content b {
  font-weight: 600;
  color: var(--mp-text-primary);
}

.mp-chat-message-content em,
.mp-chat-message-content i {
  font-style: italic;
}

.mp-chat-message-content code {
  font-family: var(--mp-font-mono);
  font-size: 0.9em;
  padding: 2px var(--mp-spacing-xs);
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--mp-radius-sm);
  color: var(--mp-primary-hover);
}

.mp-chat-message-content pre {
  margin: var(--mp-spacing-sm) 0;
  padding: var(--mp-spacing-sm);
  background: rgba(0, 0, 0, 0.4);
  border-radius: var(--mp-radius-md);
  overflow-x: auto;
  font-size: 0.85em;
}

.mp-chat-message-content pre code {
  padding: 0;
  background: transparent;
  color: var(--mp-text-primary);
}

/* Code block header with language label */
.mp-chat-message-content .mp-code-block {
  position: relative;
  margin: var(--mp-spacing-sm) 0;
}

.mp-chat-message-content .mp-code-lang-label {
  display: inline-block;
  position: absolute;
  top: 0;
  right: 0;
  padding: 2px var(--mp-spacing-sm);
  font-size: 10px;
  color: var(--mp-text-muted);
  background: rgba(255, 255, 255, 0.08);
  border-radius: 0 var(--mp-radius-md) 0 var(--mp-radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  pointer-events: none;
}

/* Syntax highlighting tokens (dark theme) */
.mp-chat-message-content .sh-keyword { color: #c792ea; }
.mp-chat-message-content .sh-string { color: #c3e88d; }
.mp-chat-message-content .sh-comment { color: #637777; font-style: italic; }
.mp-chat-message-content .sh-number { color: #f78c6c; }
.mp-chat-message-content .sh-function { color: #82aaff; }
.mp-chat-message-content .sh-type { color: #ffcb6b; }
.mp-chat-message-content .sh-operator { color: #89ddff; }
.mp-chat-message-content .sh-builtin { color: #f07178; }
.mp-chat-message-content .sh-property { color: #b2ccd6; }
.mp-chat-message-content .sh-tag { color: #f07178; }
.mp-chat-message-content .sh-attr { color: #c792ea; }
.mp-chat-message-content .sh-value { color: #c3e88d; }

/* Light theme overrides */
html[data-theme="light"] .mp-chat-message-content .sh-keyword { color: #7c3aed; }
html[data-theme="light"] .mp-chat-message-content .sh-string { color: #059669; }
html[data-theme="light"] .mp-chat-message-content .sh-comment { color: #9ca3af; font-style: italic; }
html[data-theme="light"] .mp-chat-message-content .sh-number { color: #d97706; }
html[data-theme="light"] .mp-chat-message-content .sh-function { color: #2563eb; }
html[data-theme="light"] .mp-chat-message-content .sh-type { color: #b45309; }
html[data-theme="light"] .mp-chat-message-content .sh-operator { color: #0891b2; }
html[data-theme="light"] .mp-chat-message-content .sh-builtin { color: #dc2626; }

html[data-theme="light"] .mp-chat-message-content .mp-code-lang-label {
  background: rgba(0, 0, 0, 0.05);
  color: #6b7280;
}

/* Export format selector */
.mp-chat-export-menu {
  position: absolute;
  bottom: 100%;
  right: 0;
  background: var(--mp-bg-card);
  border: 1px solid var(--mp-border);
  border-radius: var(--mp-radius-md);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  z-index: 10;
  min-width: 140px;
  margin-bottom: var(--mp-spacing-xs);
  overflow: hidden;
}

.mp-chat-export-menu button {
  display: block;
  width: 100%;
  padding: var(--mp-spacing-sm) var(--mp-spacing-md);
  background: none;
  border: none;
  color: var(--mp-text-primary);
  font-size: var(--mp-font-sm);
  text-align: left;
  cursor: pointer;
  transition: background var(--mp-transition-fast);
}

.mp-chat-export-menu button:hover {
  background: var(--mp-bg-elevated);
}

/* Conversation search */
.mp-chat-search-bar {
  display: flex;
  align-items: center;
  gap: var(--mp-spacing-xs);
  padding: var(--mp-spacing-xs) var(--mp-spacing-sm);
  background: var(--mp-bg-card);
  border-bottom: 1px solid var(--mp-border);
}

.mp-chat-search-bar input {
  flex: 1;
  background: var(--mp-bg-elevated);
  border: 1px solid var(--mp-border);
  border-radius: var(--mp-radius-sm);
  color: var(--mp-text-primary);
  padding: 4px var(--mp-spacing-sm);
  font-size: var(--mp-font-sm);
  outline: none;
}

.mp-chat-search-bar input:focus {
  border-color: var(--mp-primary);
}

.mp-chat-search-bar button {
  background: none;
  border: none;
  color: var(--mp-text-muted);
  cursor: pointer;
  padding: 4px;
  font-size: var(--mp-font-sm);
  line-height: 1;
}

.mp-chat-search-bar button:hover {
  color: var(--mp-text-primary);
}

.mp-chat-search-bar .mp-search-count {
  font-size: var(--mp-font-xs);
  color: var(--mp-text-muted);
  white-space: nowrap;
}

.mp-chat-search-highlight {
  background: rgba(255, 200, 0, 0.3);
  border-radius: 2px;
}

.mp-chat-search-highlight-active {
  background: rgba(255, 200, 0, 0.6);
}

.mp-chat-message-content ul,
.mp-chat-message-content ol {
  margin: var(--mp-spacing-sm) 0;
  padding-left: 1.5em;
}

.mp-chat-message-content li {
  margin: var(--mp-spacing-xs) 0;
}

.mp-chat-message-content a {
  color: var(--mp-primary);
  text-decoration: none;
  transition: color var(--mp-transition-fast);
}

.mp-chat-message-content a:hover {
  color: var(--mp-primary-hover);
  text-decoration: underline;
}

/* User messages - adjust code colors */
.mp-chat-message-user .mp-chat-message-content code {
  background: rgba(255, 255, 255, 0.2);
  color: var(--mp-user-text);
}

.mp-chat-message-user .mp-chat-message-content pre {
  background: rgba(255, 255, 255, 0.15);
}

.mp-chat-message-user .mp-chat-message-content a {
  color: var(--mp-user-text);
  text-decoration: underline;
}

/* ============================================================================
   Toast Notification
   ============================================================================ */
.mp-chat-toast {
  position: fixed;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--mp-bg-card);
  color: var(--mp-text-primary);
  padding: var(--mp-spacing-sm) var(--mp-spacing-md);
  border-radius: var(--mp-radius-md);
  box-shadow: var(--mp-shadow-lg);
  font-size: var(--mp-font-base);
  z-index: var(--mp-z-toast);
  animation: mp-toast-in 0.3s ease-out;
  display: flex;
  align-items: center;
  gap: var(--mp-spacing-sm);
}

.mp-chat-toast-undo {
  background: transparent;
  border: 1px solid var(--mp-primary);
  color: var(--mp-primary);
  padding: var(--mp-spacing-xs) var(--mp-spacing-md);
  border-radius: var(--mp-radius-sm);
  font-size: var(--mp-font-sm);
  font-family: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--mp-transition-fast);
  margin-left: var(--mp-spacing-sm);
}

.mp-chat-toast-undo:hover {
  background: var(--mp-primary);
  color: var(--mp-user-text);
}

.mp-chat-toast-undo:focus {
  outline: none;
}

.mp-chat-toast-undo:focus-visible {
  box-shadow: 0 0 0 2px var(--mp-primary-light);
}

@keyframes mp-toast-in {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

.mp-chat-toast.mp-chat-toast-out {
  animation: mp-toast-out 0.3s ease-in forwards;
}

@keyframes mp-toast-out {
  from {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
  to {
    opacity: 0;
    transform: translateX(-50%) translateY(10px);
  }
}

/* ============================================================================
   Confirmation Dialog
   ============================================================================ */
.mp-chat-confirm-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--mp-z-overlay);
  animation: mp-confirm-fade-in 0.2s ease-out;
}

@keyframes mp-confirm-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.mp-chat-confirm-dialog {
  background: var(--mp-bg-card);
  border-radius: var(--mp-radius-lg);
  padding: var(--mp-spacing-lg);
  max-width: 320px;
  width: 90%;
  box-shadow: var(--mp-shadow-xl);
  animation: mp-confirm-slide-in 0.2s ease-out;
}

@keyframes mp-confirm-slide-in {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(-10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.mp-chat-confirm-title {
  font-size: var(--mp-font-lg);
  font-weight: 600;
  color: var(--mp-text-primary);
  margin: 0 0 var(--mp-spacing-sm) 0;
}

.mp-chat-confirm-message {
  color: var(--mp-text-secondary);
  margin: 0 0 var(--mp-spacing-lg) 0;
  font-size: var(--mp-font-md);
}

.mp-chat-confirm-actions {
  display: flex;
  gap: var(--mp-spacing-sm);
  justify-content: flex-end;
}

.mp-chat-confirm-btn {
  padding: var(--mp-spacing-sm) var(--mp-spacing-md);
  border-radius: var(--mp-radius-md);
  font-size: var(--mp-font-md);
  font-weight: 500;
  cursor: pointer;
  border: none;
  min-width: 80px;
  min-height: 44px;
  transition: background var(--mp-transition-fast), transform var(--mp-transition-fast);
}

.mp-chat-confirm-btn:focus {
  outline: none;
}

.mp-chat-confirm-btn:focus-visible {
  box-shadow: 0 0 0 3px var(--mp-primary-light);
}

.mp-chat-confirm-btn-cancel {
  background: var(--mp-bg-elevated);
  color: var(--mp-text-secondary);
}

.mp-chat-confirm-btn-cancel:hover {
  background: var(--mp-border);
  color: var(--mp-text-primary);
}

.mp-chat-confirm-btn-danger {
  background: var(--mp-error);
  color: var(--mp-user-text);
}

.mp-chat-confirm-btn-danger:hover {
  background: var(--mp-error-hover);
}

.mp-chat-confirm-btn:active {
  transform: scale(0.97);
}

/* ============================================================================
   Proactive Greeting Tooltip
   ============================================================================ */
.mp-chat-proactive {
  position: absolute;
  bottom: calc(var(--mp-toggle-size) + var(--mp-spacing-md));
  right: 0;
  background: var(--mp-bg-card);
  border: 1px solid var(--mp-border);
  border-radius: var(--mp-radius-lg);
  box-shadow: var(--mp-shadow-lg);
  padding: var(--mp-spacing-sm) var(--mp-spacing-md);
  display: flex;
  align-items: center;
  gap: var(--mp-spacing-sm);
  max-width: 200px;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px) scale(0.95);
  transition: opacity var(--mp-transition-normal),
              visibility var(--mp-transition-normal),
              transform var(--mp-transition-normal);
  z-index: var(--mp-z-toggle);
}

.mp-chat-proactive.mp-chat-proactive-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.mp-chat-proactive::after {
  content: '';
  position: absolute;
  bottom: -8px;
  right: 20px;
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 8px solid var(--mp-bg-card);
}

.mp-chat-proactive-text {
  font-size: var(--mp-font-base);
  color: var(--mp-text-primary);
  white-space: nowrap;
  max-width: calc(100vw - 100px);
  overflow: hidden;
  text-overflow: ellipsis;
}

.mp-chat-proactive-close {
  background: transparent;
  border: none;
  color: var(--mp-text-muted);
  cursor: pointer;
  padding: var(--mp-spacing-xs);
  line-height: 1;
  font-size: 18px;
  transition: color var(--mp-transition-fast);
}

.mp-chat-proactive-close:hover {
  color: var(--mp-text-primary);
}

.mp-chat-proactive-close:focus {
  outline: none;
}

.mp-chat-proactive-close:focus-visible {
  box-shadow: 0 0 0 2px var(--mp-primary-light);
}

/* ============================================================================
   Welcome Message (marker class on an assistant chat bubble)
   ============================================================================ */

/* ============================================================================
   Quick Action Chips
   ============================================================================ */
.mp-chat-quick-actions {
  padding: var(--mp-spacing-sm) 0;
  animation: mp-fade-in 0.3s ease-out;
}

.mp-chat-chip {
  background: var(--mp-primary-light);
  color: var(--mp-primary);
  border: 1px solid var(--mp-primary);
  border-radius: var(--mp-radius-md);
  padding: var(--mp-spacing-sm) var(--mp-spacing-lg);
  font-size: var(--mp-font-base);
  font-family: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--mp-transition-fast);
  white-space: nowrap;
}

.mp-chat-chip:hover {
  background: var(--mp-primary);
  color: var(--mp-user-text);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px var(--mp-primary-glow);
}

.mp-chat-chip:focus {
  outline: none;
}

.mp-chat-chip:focus-visible {
  box-shadow: 0 0 0 2px var(--mp-primary-glow);
}

.mp-chat-chip:active {
  transform: scale(0.98);
}

/* ============================================================================
   Feedback Buttons
   ============================================================================ */
.mp-chat-feedback {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 2px;
  align-items: center;
  vertical-align: middle;
}

.mp-chat-feedback-btn {
  width: 24px;
  height: 24px;
  border-radius: var(--mp-radius-sm);
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--mp-text-muted);
  transition: all var(--mp-transition-fast);
  padding: 0;
}

.mp-chat-feedback-btn:hover:not(:disabled) {
  opacity: 1;
}

.mp-chat-feedback-btn:focus {
  outline: none;
}

.mp-chat-feedback-btn:focus-visible {
  box-shadow: 0 0 0 2px var(--mp-primary-light);
}

.mp-chat-feedback-btn svg {
  width: 12px;
  height: 12px;
}

.mp-chat-feedback-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.mp-chat-feedback-up:hover:not(:disabled) {
  color: var(--mp-feedback-positive);
}

.mp-chat-feedback-down:hover:not(:disabled) {
  color: var(--mp-feedback-negative);
}

.mp-chat-feedback-up.mp-chat-feedback-selected {
  color: var(--mp-feedback-positive);
  transform: scale(1.15);
}

.mp-chat-feedback-down.mp-chat-feedback-selected {
  color: var(--mp-feedback-negative);
  transform: scale(1.15);
}

/* ============================================================================
   Streaming Response
   ============================================================================ */
.mp-chat-streaming .mp-chat-streaming-text::after {
  content: '|';
  display: inline;
  animation: mp-cursor-blink 0.7s infinite;
  color: var(--mp-primary);
  margin-left: 2px;
}

@keyframes mp-cursor-blink {
  0%, 50% {
    opacity: 1;
  }
  51%, 100% {
    opacity: 0;
  }
}

/* ============================================================================
   Contact Form
   ============================================================================ */
.mp-chat-contact-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--mp-spacing-sm);
  margin-top: var(--mp-spacing-md);
  padding: var(--mp-spacing-sm) var(--mp-spacing-lg);
  background: var(--mp-bg-elevated);
  border: 1px solid var(--mp-primary);
  color: var(--mp-primary);
  border-radius: var(--mp-radius-md);
  cursor: pointer;
  font-size: var(--mp-font-md);
  font-family: inherit;
  transition: all var(--mp-transition-fast);
}

.mp-chat-contact-btn:hover {
  background: var(--mp-primary);
  color: var(--mp-user-text);
}

.mp-chat-contact-btn:focus {
  outline: none;
}

.mp-chat-contact-btn:focus-visible {
  box-shadow: 0 0 0 3px var(--mp-primary-light);
}

.mp-chat-contact-btn svg {
  width: 16px;
  height: 16px;
}

.mp-chat-contact-form {
  align-self: stretch !important;
  max-width: 100% !important;
}

.mp-chat-contact-title {
  margin: 0 0 var(--mp-spacing-sm) 0;
  font-size: var(--mp-font-lg);
  font-weight: 600;
  color: var(--mp-text-primary);
}

.mp-chat-contact-fields {
  display: flex;
  flex-direction: column;
  gap: var(--mp-spacing-sm);
}

.mp-chat-contact-fields input,
.mp-chat-contact-fields textarea {
  padding: var(--mp-spacing-sm) var(--mp-spacing-md);
  background: var(--mp-bg-input);
  border: 1px solid var(--mp-border);
  border-radius: var(--mp-radius-md);
  color: var(--mp-text-primary);
  font-family: inherit;
  font-size: var(--mp-font-md);
  transition: border-color var(--mp-transition-fast), box-shadow var(--mp-transition-fast);
}

.mp-chat-contact-fields input::placeholder,
.mp-chat-contact-fields textarea::placeholder {
  color: var(--mp-text-muted);
}

.mp-chat-contact-fields input:focus,
.mp-chat-contact-fields textarea:focus {
  outline: none;
  border-color: var(--mp-primary);
  box-shadow: 0 0 0 3px var(--mp-primary-light);
}

.mp-chat-contact-fields textarea {
  resize: vertical;
  min-height: 80px;
}

.mp-chat-contact-actions {
  display: flex;
  gap: var(--mp-spacing-sm);
  justify-content: flex-end;
  margin-top: var(--mp-spacing-xs);
}

.mp-chat-contact-cancel {
  padding: var(--mp-spacing-sm) var(--mp-spacing-md);
  background: var(--mp-bg-elevated);
  border: none;
  border-radius: var(--mp-radius-md);
  color: var(--mp-text-secondary);
  cursor: pointer;
  font-family: inherit;
  font-size: var(--mp-font-md);
  font-weight: 500;
  min-height: 44px;
  transition: background var(--mp-transition-fast), color var(--mp-transition-fast);
}

.mp-chat-contact-cancel:hover {
  background: var(--mp-border);
  color: var(--mp-text-primary);
}

.mp-chat-contact-cancel:focus {
  outline: none;
}

.mp-chat-contact-cancel:focus-visible {
  box-shadow: 0 0 0 3px var(--mp-primary-light);
}

.mp-chat-contact-submit {
  padding: var(--mp-spacing-sm) var(--mp-spacing-md);
  background: var(--mp-primary);
  border: none;
  border-radius: var(--mp-radius-md);
  color: var(--mp-user-text);
  cursor: pointer;
  font-family: inherit;
  font-size: var(--mp-font-md);
  font-weight: 500;
  min-height: 44px;
  transition: background var(--mp-transition-fast);
}

.mp-chat-contact-submit:hover:not(:disabled) {
  background: var(--mp-primary-hover);
}

.mp-chat-contact-submit:focus {
  outline: none;
}

.mp-chat-contact-submit:focus-visible {
  box-shadow: 0 0 0 3px var(--mp-primary-light);
}

.mp-chat-contact-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Field-level errors - higher specificity to override focus state */
.mp-chat-contact-fields input.mp-chat-input-error,
.mp-chat-contact-fields textarea.mp-chat-input-error,
.mp-chat-contact-fields input.mp-chat-input-error:focus,
.mp-chat-contact-fields textarea.mp-chat-input-error:focus {
  border-color: var(--mp-error);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.mp-chat-field-error {
  color: var(--mp-error-light);
  font-size: var(--mp-font-sm);
  margin-top: var(--mp-spacing-xs);
  padding-left: 2px;
  animation: mp-fade-in 0.2s ease-out;
}

.mp-chat-contact-success {
  display: flex;
  align-items: center;
  gap: var(--mp-spacing-sm);
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid var(--mp-success);
  color: var(--mp-success);
  text-align: center;
  padding: var(--mp-spacing-md);
  border-radius: var(--mp-radius-md);
  animation: mp-success-in 0.4s ease-out;
}

@keyframes mp-success-in {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.mp-chat-contact-success svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* HONEYPOT: Hidden field - invisible to humans, bots fill it */
.mp-chat-hp-field {
  position: absolute !important;
  left: -9999px !important;
  top: -9999px !important;
  opacity: 0 !important;
  pointer-events: none !important;
  height: 0 !important;
  width: 0 !important;
  z-index: -1 !important;
}

/* ============================================================================
   Stop Generating Button
   ============================================================================ */
.mp-chat-send.mp-chat-send-stop {
  background: var(--mp-bg-elevated);
  border: 1.5px solid var(--mp-primary);
  color: var(--mp-primary);
  width: 44px;
  height: 44px;
  border-radius: var(--mp-radius-lg);
  opacity: 1;
  cursor: pointer;
}

.mp-chat-send.mp-chat-send-stop:hover {
  background: var(--mp-primary);
  color: var(--mp-user-text);
}

.mp-chat-send.mp-chat-send-stop svg {
  width: 14px;
  height: 14px;
}

/* ============================================================================
   GPU Stats Active Glow
   ============================================================================ */
.mp-chat-gpu-stats.mp-gpu-stats-active {
  border-color: var(--mp-primary-glow);
  background: rgba(6, 182, 212, 0.08);
}

/* ============================================================================
   Suggestions Heading
   ============================================================================ */
.mp-chat-suggestions-heading {
  font-size: var(--mp-font-xs);
  color: var(--mp-text-muted);
  margin: 0 0 var(--mp-spacing-xs) 0;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.mp-chat-suggestions-wrapper {
  padding: var(--mp-spacing-sm) 0;
  animation: mp-fade-in 0.3s ease-out;
}

/* Suggestion skeleton placeholders */
.mp-chat-suggestion-skeleton {
  display: inline-block;
  width: 120px;
  height: 32px;
  background: var(--mp-bg-elevated);
  border-radius: var(--mp-radius-md);
  animation: mp-skeleton-pulse 1.5s ease-in-out infinite;
}

.mp-chat-suggestion-skeleton:nth-child(2) { width: 150px; }
.mp-chat-suggestion-skeleton:nth-child(3) { width: 100px; }

@keyframes mp-skeleton-pulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.6; }
}

/* Quick Action chips container (inside wrapper) */
.mp-chat-quick-actions-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--mp-spacing-sm);
}

/* ============================================================================
   Contact Form Labels & Counter
   ============================================================================ */
.mp-chat-field-group {
  display: flex;
  flex-direction: column;
  gap: var(--mp-spacing-xs);
}

.mp-chat-field-group label {
  font-size: var(--mp-font-sm);
  font-weight: 500;
  color: var(--mp-text-secondary);
}

.mp-chat-contact-counter {
  font-size: var(--mp-font-xs);
  color: var(--mp-text-muted);
  text-align: right;
}

.mp-chat-contact-counter.mp-chat-counter-warning {
  color: var(--mp-status-warning);
}

.mp-chat-contact-counter.mp-chat-counter-error {
  color: var(--mp-error);
}

/* ============================================================================
   Regenerate Button
   ============================================================================ */
.mp-chat-regenerate-btn {
  opacity: 0.6;
}

.mp-chat-regenerate-btn:hover {
  opacity: 1;
}

.mp-chat-regenerate-btn svg {
  width: 13px;
  height: 13px;
}

/* ============================================================================
   Consent Overlay
   ============================================================================ */
.mp-chat-consent {
  position: absolute;
  inset: 0;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--mp-spacing-xl);
  background: var(--mp-bg-dark);
  text-align: center;
  gap: var(--mp-spacing-md);
}
.mp-chat-consent.mp-consent-hidden { display: none; }
.mp-consent-title {
  color: var(--mp-primary);
  font-size: var(--mp-font-lg);
  font-weight: 700;
  margin: 0;
}
.mp-consent-text {
  color: var(--mp-text-secondary);
  font-size: var(--mp-font-base);
  line-height: 1.5;
  margin: 0;
  max-width: 300px;
}
.mp-consent-text a {
  color: var(--mp-primary);
  text-decoration: underline;
}
.mp-consent-actions {
  display: flex;
  gap: var(--mp-spacing-sm);
  margin-top: var(--mp-spacing-sm);
}
.mp-consent-btn {
  padding: var(--mp-spacing-sm) var(--mp-spacing-lg);
  min-height: 44px;
  border-radius: var(--mp-radius-md);
  border: none;
  cursor: pointer;
  font-size: var(--mp-font-base);
  font-weight: 600;
  transition: opacity var(--mp-transition-fast);
}
.mp-consent-btn:hover { opacity: 0.85; }
.mp-consent-btn:focus { outline: none; }
.mp-consent-btn:focus-visible {
  box-shadow: 0 0 0 3px var(--mp-primary-light);
}
.mp-consent-btn-accept {
  background: var(--mp-primary);
  color: var(--mp-bg-dark);
}
.mp-consent-btn-decline {
  background: var(--mp-bg-elevated);
  color: var(--mp-text-secondary);
}

/* ============================================================================
   Disclaimer
   ============================================================================ */
.mp-chat-disclaimer {
  color: var(--mp-text-muted);
  font-size: var(--mp-font-xs);
  opacity: 0.8;
  text-align: center;
}

/* ============================================================================
   1.1 Date Separator
   ============================================================================ */
.mp-chat-date-separator {
  display: flex;
  align-items: center;
  gap: var(--mp-spacing-sm);
  color: var(--mp-text-muted);
  font-size: var(--mp-font-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: var(--mp-spacing-xs) 0;
}

.mp-chat-date-separator::before,
.mp-chat-date-separator::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--mp-border-light);
}

/* ============================================================================
   1.2 Source Chips (inline pills)
   ============================================================================ */
.mp-chat-source-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--mp-spacing-sm);
  margin-top: var(--mp-spacing-sm);
  max-width: 100%;
  overflow: hidden;
}

.mp-chat-source-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--mp-spacing-xs);
  padding: 2px var(--mp-spacing-sm);
  background: var(--mp-primary-light);
  border-radius: var(--mp-radius-full);
  font-size: var(--mp-font-xs);
  color: var(--mp-text-secondary);
  text-decoration: none;
  cursor: pointer;
  transition: background var(--mp-transition-fast), color var(--mp-transition-fast);
  max-width: 100%;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  box-sizing: border-box;
}

a.mp-chat-source-chip:hover {
  background: var(--mp-primary);
  color: var(--mp-bg);
}

a.mp-chat-source-chip:hover .mp-chat-source-ref {
  color: var(--mp-bg);
}

a.mp-chat-source-chip:hover .mp-chat-source-score {
  color: var(--mp-bg);
}

.mp-chat-source-chip .mp-chat-source-ref {
  font-weight: 700;
  color: var(--mp-primary);
  margin-right: 2px;
}

.mp-chat-source-chip .mp-chat-source-score {
  color: var(--mp-primary);
  font-weight: 600;
  font-size: var(--mp-font-xs);
}

.mp-chat-source-chip-highlight {
  animation: mp-source-highlight 1.5s ease;
}

@keyframes mp-source-highlight {
  0% { background: var(--mp-primary); color: var(--mp-bg); transform: scale(1.05); }
  100% { background: color-mix(in srgb, var(--mp-primary) 12%, transparent); color: inherit; transform: scale(1); }
}

/* ============================================================================
   1.2a Confidence Badge
   ============================================================================ */
.mp-chat-confidence {
  display: inline-flex;
  align-items: center;
  margin-top: var(--mp-spacing-xs);
  padding: 2px 8px;
  border-radius: var(--mp-radius-full);
  font-size: var(--mp-font-xs);
  font-weight: 600;
  line-height: 1.4;
  opacity: 0.7;
  transition: opacity var(--mp-transition-fast);
}

.mp-chat-confidence:hover {
  opacity: 1;
}

.mp-chat-confidence-high {
  color: #22c55e;
  background: color-mix(in srgb, #22c55e 10%, transparent);
}

.mp-chat-confidence-mid {
  color: #eab308;
  background: color-mix(in srgb, #eab308 10%, transparent);
}

.mp-chat-confidence-low {
  color: #ef4444;
  background: color-mix(in srgb, #ef4444 10%, transparent);
}

/* ============================================================================
   1.2b Inline Citations (superscript references)
   ============================================================================ */
.mp-chat-citation {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  margin: 0 1px;
  font-size: 10px;
  font-weight: 600;
  line-height: 1;
  color: var(--mp-text-muted);
  background: color-mix(in srgb, var(--mp-text-muted) 10%, transparent);
  border-radius: var(--mp-radius-full);
  cursor: default;
  vertical-align: super;
}

/* Citations are display-only labels — no hover, no interaction */

/* ============================================================================
   1.3 Bot Avatar Inline
   ============================================================================ */
.mp-chat-message-assistant {
  flex-direction: row;
  align-items: flex-start;
  gap: var(--mp-spacing-sm);
}

.mp-chat-avatar-inline {
  width: 24px;
  height: 24px;
  min-width: 24px;
  border-radius: var(--mp-radius-full);
  background: var(--mp-primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: var(--mp-spacing-xs);
}

.mp-chat-avatar-inline svg {
  width: 16px;
  height: 16px;
  color: var(--mp-primary);
}

/* Body wrapper groups content, actions, feedback, timestamp beside avatar */
.mp-chat-message-body {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  flex: 1;
  min-width: 0;
  position: relative;
}

.mp-chat-message-assistant .mp-chat-message-content {
  flex: 1;
  min-width: 0;
}

/* ============================================================================
   2.1 Scroll Indicator
   ============================================================================ */
.mp-chat-scroll-indicator {
  position: absolute;
  bottom: var(--mp-spacing-sm);
  left: 50%;
  transform: translateX(-50%);
  background: var(--mp-bg-card);
  border: 1px solid var(--mp-border);
  border-radius: var(--mp-radius-full);
  padding: var(--mp-spacing-xs) var(--mp-spacing-md);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--mp-spacing-xs);
  font-size: var(--mp-font-sm);
  color: var(--mp-text-muted);
  box-shadow: var(--mp-shadow-md);
  z-index: 5;
  transition: opacity var(--mp-transition-fast);
}

.mp-chat-scroll-indicator:hover {
  background: var(--mp-bg-elevated);
  color: var(--mp-text-primary);
}

.mp-chat-scroll-indicator svg {
  width: 16px;
  height: 16px;
}

/* Staggered fade-in for quick action chips */
.mp-chat-quick-actions .mp-chat-chip:nth-child(1) { animation: mp-fade-in 0.3s ease-out 0.1s both; }
.mp-chat-quick-actions .mp-chat-chip:nth-child(2) { animation: mp-fade-in 0.3s ease-out 0.2s both; }
.mp-chat-quick-actions .mp-chat-chip:nth-child(3) { animation: mp-fade-in 0.3s ease-out 0.3s both; }
.mp-chat-quick-actions .mp-chat-chip:nth-child(4) { animation: mp-fade-in 0.3s ease-out 0.4s both; }

/* ============================================================================
   3.1 Edit/Resend Last User Message
   ============================================================================ */
.mp-chat-message-user:last-of-type {
  cursor: pointer;
  position: relative;
}

.mp-chat-message-user:last-of-type:hover::after {
  content: '';
  position: absolute;
  top: 4px;
  left: -24px;
  width: 18px;
  height: 18px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpath d='M17 3a2.85 2.85 0 1 1 4 4L7.5 20.5 2 22l1.5-5.5L17 3z'/%3E%3C/svg%3E");
  background-size: contain;
  opacity: 0.6;
}

/* ============================================================================
   3.2 Feedback Comment
   ============================================================================ */
.mp-chat-feedback-comment {
  display: flex;
  gap: var(--mp-spacing-sm);
  margin-top: var(--mp-spacing-xs);
  width: 100%;
  animation: mp-fade-in 0.2s ease-out;
  box-sizing: border-box;
}

.mp-chat-feedback-comment input {
  flex: 1;
  padding: var(--mp-spacing-xs) var(--mp-spacing-sm);
  background: var(--mp-bg-input);
  border: 1px solid var(--mp-border);
  border-radius: var(--mp-radius-sm);
  color: var(--mp-text-primary);
  font-family: inherit;
  font-size: var(--mp-font-sm);
}

.mp-chat-feedback-comment input:focus {
  outline: none;
  border-color: var(--mp-primary);
  box-shadow: 0 0 0 2px var(--mp-primary-light);
}

.mp-chat-feedback-comment button {
  padding: var(--mp-spacing-xs) var(--mp-spacing-sm);
  background: var(--mp-primary);
  color: var(--mp-user-text);
  border: none;
  border-radius: var(--mp-radius-sm);
  font-size: var(--mp-font-xs);
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--mp-transition-fast);
}

.mp-chat-feedback-comment button:hover {
  background: var(--mp-primary-hover);
}

.mp-chat-feedback-comment button:focus {
  outline: none;
}

.mp-chat-feedback-comment button:focus-visible {
  box-shadow: 0 0 0 2px var(--mp-primary-light);
}

.mp-chat-feedback-comment button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.mp-chat-feedback-comment-sent {
  display: flex;
  align-items: center;
  gap: var(--mp-spacing-sm);
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid var(--mp-success);
  color: var(--mp-success);
  padding: var(--mp-spacing-xs) var(--mp-spacing-sm);
  border-radius: var(--mp-radius-md);
  font-size: var(--mp-font-sm);
  animation: mp-success-in 0.4s ease-out;
}

.mp-chat-feedback-comment-sent svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* ============================================================================
   5.1 Light Mode Support (manual toggle only, no auto-detect)
   ============================================================================ */
html[data-theme="light"] {
  --mp-bg-dark: #f8fafc;
  --mp-bg-card: #ffffff;
  --mp-bg-elevated: #f1f5f9;
  --mp-bg-input: #ffffff;

  --mp-text-primary: #0f172a;
  --mp-text-secondary: #475569;
  --mp-text-muted: #64748b;

  --mp-user-bubble: #06b6d4;
  --mp-user-text: #ffffff;
  --mp-assistant-bubble: #f1f5f9;
  --mp-assistant-text: #0f172a;

  --mp-border: #e2e8f0;
  --mp-border-light: rgba(0, 0, 0, 0.06);

  --mp-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.08);
  --mp-shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --mp-shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.12);
  --mp-shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
}

html[data-theme="light"] .mp-chat-message-content code {
  background: rgba(0, 0, 0, 0.06);
  color: #0e7490;
}

html[data-theme="light"] .mp-chat-message-content pre {
  background: rgba(0, 0, 0, 0.04);
}

html[data-theme="light"] .mp-chat-message-content pre code {
  color: var(--mp-text-primary);
}

html[data-theme="light"] .mp-chat-toast {
  background: var(--mp-bg-card);
  border: 1px solid var(--mp-border);
}

html[data-theme="light"] .mp-gpu-status {
  color: var(--mp-user-text);
}

/* ============================================================================
   5.2 Character Counter Transition
   ============================================================================ */
.mp-chat-counter {
  transition: opacity var(--mp-transition-fast);
}

/* ============================================================================
   5.3 Smooth Expand/Collapse Animation
   ============================================================================ */
.mp-chat-window {
  transition: opacity var(--mp-transition-normal),
              visibility var(--mp-transition-normal),
              transform var(--mp-transition-normal),
              width var(--mp-transition-slow),
              height var(--mp-transition-slow),
              max-height var(--mp-transition-slow);
}

/* ============================================================================
   Reduced Motion: disable new animations
   ============================================================================ */
@media (prefers-reduced-motion: reduce) {
  .mp-chat-quick-actions .mp-chat-chip {
    animation: none;
  }

  .mp-chat-scroll-indicator {
    transition: none;
  }

  .mp-chat-feedback-comment {
    animation: none;
  }

  .mp-chat-counter {
    transition: none;
  }

  .mp-chat-window {
    transition: opacity var(--mp-transition-normal),
                visibility var(--mp-transition-normal);
  }
}

/* ============================================================================
   Debug Panel — Tokyo Night theme
   Colors: https://github.com/tokyo-night/tokyo-night-vscode-theme
   ============================================================================ */
.mp-chat-debug-panel {
  --tn-bg: #1a1b26;
  --tn-bg-highlight: #24283b;
  --tn-border: #3b4261;
  --tn-fg: #a9b1d6;
  --tn-muted: #565f89;
  --tn-blue: #7aa2f7;
  --tn-cyan: #7dcfff;
  --tn-green: #9ece6a;
  --tn-yellow: #e0af68;
  --tn-orange: #ff9e64;
  --tn-red: #f7768e;
  --tn-magenta: #bb9af7;

  margin-top: var(--mp-spacing-sm);
  background: var(--tn-bg);
  border: 1px solid var(--tn-border);
  border-radius: var(--mp-radius-sm);
  font-family: 'JetBrains Mono', var(--mp-font-mono);
  font-size: 11px;
  overflow: hidden;
  max-width: 100%;
  box-sizing: border-box;
}

/* Summary line (collapsed state) */
.mp-chat-debug-summary {
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  font-size: 11px;
  user-select: none;
  list-style: none;
  color: var(--tn-muted);
  overflow: hidden;
  max-width: 100%;
}

.mp-chat-debug-summary::-webkit-details-marker { display: none; }

.mp-chat-debug-summary::before {
  content: '\25B8';
  font-size: 10px;
  color: var(--tn-blue);
  transition: transform var(--mp-transition-fast);
  flex-shrink: 0;
}

.mp-chat-debug-panel[open] > .mp-chat-debug-summary::before {
  transform: rotate(90deg);
}

.mp-chat-debug-summary .mp-debug-val {
  color: var(--tn-fg);
  font-weight: 500;
}

.mp-chat-debug-summary .mp-debug-val-good { color: var(--tn-green); }
.mp-chat-debug-summary .mp-debug-val-mid { color: var(--tn-yellow); }
.mp-chat-debug-summary .mp-debug-val-bad { color: var(--tn-red); }

/* Expanded body */
.mp-chat-debug-body {
  padding: 0 10px 8px;
  border-top: 1px solid var(--tn-border);
}

/* Key-value grid */
.mp-chat-debug-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 10px;
  padding-top: 8px;
}

.mp-debug-label {
  font-size: 10px;
  color: var(--tn-muted);
  text-align: right;
  white-space: nowrap;
  line-height: 1.6;
}

.mp-debug-val {
  font-size: 10px;
  color: var(--tn-fg);
  font-weight: 500;
  line-height: 1.6;
  word-break: break-word;
}

.mp-debug-val-good { color: var(--tn-green); }
.mp-debug-val-mid { color: var(--tn-yellow); }
.mp-debug-val-bad { color: var(--tn-red); }
.mp-debug-val-accent { color: var(--tn-cyan); }

/* Quality component scores — compact row */
.mp-debug-scores {
  display: flex;
  gap: 2px;
  flex-wrap: wrap;
  line-height: 1.6;
}

.mp-debug-score {
  font-size: 10px;
  padding: 0 4px;
  border-radius: 2px;
  background: var(--tn-bg-highlight);
}

.mp-debug-score-key {
  color: var(--tn-muted);
  font-weight: 400;
}

/* Raw JSON toggle */
.mp-chat-debug-details {
  margin-top: 6px;
  border-top: 1px solid var(--tn-border);
  padding-top: 4px;
}

.mp-chat-debug-details summary {
  cursor: pointer;
  color: var(--tn-muted);
  font-size: 10px;
  user-select: none;
}

.mp-chat-debug-json {
  margin-top: 4px;
  max-height: 200px;
  overflow-y: auto;
  overflow-x: hidden;
}

.mp-chat-debug-json pre {
  margin: 0;
  color: var(--tn-fg);
  font-size: 10px;
  line-height: 1.4;
  white-space: pre-wrap;
  word-break: break-all;
}

/* Active header button highlight */
.mp-chat-header-btn-active {
  color: var(--mp-primary);
}

/* ============================================================================
   Job-Match Score
   ============================================================================ */
.mp-chat-job-match {
  margin-top: var(--mp-spacing-md);
  padding: var(--mp-spacing-md);
  border: 1px solid var(--mp-border);
  border-radius: var(--mp-radius-lg);
  background: var(--mp-bg-card);
}

.mp-job-match-header {
  display: flex;
  align-items: center;
  gap: var(--mp-spacing-md);
  margin-bottom: var(--mp-spacing-md);
}

.mp-job-match-score-ring {
  position: relative;
  width: 72px;
  height: 72px;
  flex-shrink: 0;
}

.mp-job-match-score-ring svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.mp-job-match-score-bg {
  fill: none;
  stroke: var(--mp-border);
  stroke-width: 5;
}

.mp-job-match-score-fg {
  fill: none;
  stroke-width: 5;
  stroke-linecap: round;
  transition: stroke-dashoffset 0.8s ease;
}

.mp-job-match-score-text {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  color: var(--mp-text-primary);
}

.mp-job-match-summary {
  font-size: var(--mp-font-sm);
  color: var(--mp-text-secondary);
  line-height: 1.5;
}

.mp-job-match-lists {
  display: flex;
  gap: var(--mp-spacing-md);
  flex-wrap: wrap;
}

.mp-job-match-list {
  flex: 1;
  min-width: 120px;
}

.mp-job-match-list h5 {
  margin: 0 0 var(--mp-spacing-xs);
  font-size: var(--mp-font-sm);
  color: var(--mp-text-muted);
  font-weight: 600;
}

.mp-job-match-list ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.mp-job-match-list li {
  padding: 2px 0;
  font-size: var(--mp-font-sm);
  color: var(--mp-text-secondary);
}

.mp-job-match-hit {
  color: var(--mp-success) !important;
}

.mp-job-match-miss {
  color: var(--mp-error-light) !important;
}

/* ============================================================================
   Pipeline Visualization (Debug Mode — Tokyo Night theme)
   ============================================================================ */
.mp-pipeline-viz {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: var(--mp-spacing-sm) var(--mp-spacing-md);
  margin-bottom: var(--mp-spacing-sm);
  background: #1a1b26;
  border: 1px solid #3b4261;
  border-radius: var(--mp-radius-md);
  overflow-x: auto;
}

.mp-pipeline-node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  min-width: 48px;
  flex-shrink: 0;
}

.mp-pipeline-dot {
  width: 24px;
  height: 24px;
  border-radius: var(--mp-radius-full);
  border: 2px solid #3b4261;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  transition: all var(--mp-transition-normal);
}

.mp-pipeline-label {
  font-size: 9px;
  color: #565f89;
  text-align: center;
  white-space: nowrap;
}

.mp-pipeline-latency {
  font-size: 8px;
  color: #565f89;
  font-family: 'JetBrains Mono', var(--mp-font-mono);
}

.mp-pipeline-arrow {
  color: #3b4261;
  font-size: 12px;
  flex-shrink: 0;
  margin: 0 1px;
  align-self: flex-start;
  margin-top: 4px;
}

.mp-pipeline-pending .mp-pipeline-dot {
  opacity: 0.4;
  border-color: #3b4261;
}

.mp-pipeline-active .mp-pipeline-dot {
  border-color: #7aa2f7;
  animation: mp-pipeline-pulse 1s ease-in-out infinite;
}

@keyframes mp-pipeline-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(122, 162, 247, 0.4); }
  50% { box-shadow: 0 0 0 6px rgba(122, 162, 247, 0); }
}

.mp-pipeline-complete .mp-pipeline-dot {
  border-color: #9ece6a;
  color: #9ece6a;
}

.mp-pipeline-skipped .mp-pipeline-dot {
  border-style: dashed;
  opacity: 0.5;
}

/* ============================================================================
   Touch Device: NNG-compliant 44px minimum touch targets
   ============================================================================ */
@media (hover: none), (pointer: coarse) {
  /* Message-level action buttons: borderless icons */
  .mp-chat-action-btn {
    width: 24px;
    height: 24px;
    min-width: 24px;
    min-height: 24px;
  }

  /* Feedback buttons: borderless icons */
  .mp-chat-feedback-btn {
    width: 24px;
    height: 24px;
    min-width: 24px;
    min-height: 24px;
  }

  .mp-chat-feedback-comment input {
    min-height: 44px;
    padding: var(--mp-spacing-sm);
  }

  .mp-chat-feedback-comment button {
    min-height: 44px;
    padding: var(--mp-spacing-sm) var(--mp-spacing-md);
  }

  .mp-chat-proactive-close {
    padding: var(--mp-spacing-sm);
    min-width: 44px;
    min-height: 44px;
  }

  .mp-chat-suggestion-btn {
    white-space: normal;
    min-height: 44px;
    padding: var(--mp-spacing-sm) var(--mp-spacing-md);
    line-height: 1.3;
  }

  .mp-chat-chip {
    min-height: 44px;
  }
}