/* =============================================================================
   Navi Chat Application Styles
   Modular CSS architecture with design system
   Updated for enhanced mandatory workspace integration
   ============================================================================= */

/* Import base styles */
@import url('./styles/base/variables-v4.css');
@import url('./styles/base/reset-v4.css');

/* Import utilities */
@import url('./styles/utilities/animations-v4.css');
@import url('./styles/utilities/spacing-v4.css');

/* Import components */
@import url('./styles/components/buttons-v4.css');
@import url('./styles/components/modals-v4.css');
@import url('./styles/components/file-upload-modal-v4.css');
@import url('./styles/components/forms-v4.css');
@import url('./styles/components/sidebar-v4.css');
@import url('./styles/components/tools-sidebar-v4.css');
@import url('./styles/components/configuration-sidebar-v4.css');
@import url('./styles/components/navigation-v4.css');
@import url('./styles/components/quick-prompt-v4.css');
@import url('./styles/components/query-form-v4.css');

/* =============================================================================
   Layout Components
   ============================================================================= */

.app-container {
  display: flex;
  flex-direction: column;
  /* Constrain the flex layout to the viewport for proper inner scrolling */
  height: 100vh;   /* fallback */
  height: 100svh;  /* modern browsers account for browser UI */
  background-color: var(--color-bg-primary);
}

/* Navbar */
.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-xl);
  height: var(--navbar-height);
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  text-decoration: none;
  color: var(--color-text-primary);
}

.nav-logo:hover {
  color: var(--color-accent-primary);
}

.nav-title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-accent-primary);
}

.nav-deployment-text {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
  margin-left: var(--space-md);
  padding: var(--space-xs) var(--space-sm);
  background-color: var(--color-bg-tertiary);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  list-style: none;
}

.nav-item {
  position: relative;
}

.nav-item.active::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-accent-primary);
  border-radius: 1px;
}

.nav-link {
  text-decoration: none;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  transition: var(--transition-colors);
}

.nav-item.active .nav-link {
  color: var(--color-accent-primary);
}

.nav-link:hover {
  color: var(--color-text-primary);
}

/* Header */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-xl);
  background-color: var(--color-bg-secondary);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.logo-icon {
  font-size: var(--font-size-xl);
  color: #10b981;
}

.logo h1 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin: 0;
}

.header-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: var(--space-xs) 0 0 0;
  font-weight: var(--font-weight-normal);
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  background-color: var(--color-bg-tertiary);
  border-radius: var(--radius-pill);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background-color: var(--color-status-ready);
}

.status-text {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

/* Main Layout - Three-column desktop layout (tools sidebar left, main content center, configuration sidebar right) */
main {
  display: flex;
  flex: 1;
  overflow: hidden;
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* Conversation Container */
.conversation-container {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior-y: contain;
  padding: var(--space-lg);
  background-color: var(--color-bg-conversation);
  transition: opacity 0.3s ease-in-out;
}

.conversation-container::-webkit-scrollbar {
  width: var(--scrollbar-width);
}

.conversation-container::-webkit-scrollbar-track {
  background: var(--scrollbar-track);
}

.conversation-container::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: calc(var(--scrollbar-width) / 2);
}

/* Footer */
footer {
  flex-shrink: 0;
}

/* =============================================================================
   Message Components
   ============================================================================= */

.conversation {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.message {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  animation: fadeIn var(--transition-slow) ease-out;
  position: relative;
}

.user-message {
  align-self: flex-end;
  max-width: 80%;
  background-color: var(--color-user-message);
  border-radius: var(--radius-xl) var(--radius-xl) var(--radius-sm) var(--radius-xl);
  padding: var(--space-md) var(--space-lg);
}

.agent-message {
  align-self: flex-start;
  max-width: 90%;
  background-color: var(--color-agent-message);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl) var(--radius-xl) var(--radius-xl) var(--radius-sm);
  padding: var(--space-lg);
  /* Set minimum width to prevent layout shift during thinking animation */
  min-width: min(600px, 90%);
}

/* Safari-specific fix for streaming content rendering */
@supports (-webkit-appearance: none) {
  .agent-message[data-streaming="active"] {
    /* Remove min-width constraint in Safari during streaming to enable immediate rendering */
    min-width: 0;
    width: auto;
  }
}

.system-message {
  align-self: center;
  max-width: 80%;
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md) var(--space-lg);
  font-style: italic;
  color: var(--color-text-secondary);
}

.message-header {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xs);
}

.message-content {
  color: var(--color-text-primary);
  line-height: var(--line-height-normal);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* Typing Indicator */
.typing-indicator {
  display: flex;
  gap: var(--space-xs);
  padding: var(--space-md);
}

.typing-dot {
  width: 8px;
  height: 8px;
  background-color: var(--color-text-secondary);
  border-radius: var(--radius-full);
  animation: typingDot 1.4s infinite ease-in-out;
}

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

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

/* Modern Processing Indicator */
.processing-indicator {
  display: flex;
  align-items: center;
  padding: var(--space-md);
}

/* Ensure consistent width when processing */
.agent-message:has(.processing-indicator) {
  width: min(600px, 90%);
  max-width: 90%;
}

.processing-text {
  color: var(--color-text-primary);
  opacity: 0.7;
  font-size: var(--text-sm);
  font-family: var(--font-family-mono);
  position: relative;
  display: inline-block;
  overflow: hidden;
  white-space: nowrap;
  animation: typingLoop 3s infinite;
}

.processing-text::after {
  content: '';
  position: absolute;
  right: -3px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 1.2em;
  background: var(--color-text-primary);
  opacity: 0.7;
  animation: typingCursor 0.8s steps(2, end) infinite;
}

/* Processing timer should match the color/opacity and font of the processing text */
.processing-indicator .processing-timer {
  color: var(--color-text-primary);
  opacity: 0.7;
  font-size: var(--text-sm);
  font-family: var(--font-family-mono);
  margin-left: var(--space-sm);
}

/* Typing Animation Keyframes */
@keyframes typingLoop {
  0% {
    width: 0;
  }
  40% {
    width: 11ch; /* Full width of "Thinking..." */
  }
  60% {
    width: 11ch; /* Hold at full width */
  }
  100% {
    width: 0; /* Reset for loop */
  }
}

@keyframes typingCursor {
  0%, 49% {
    opacity: 1;
  }
  50%, 100% {
    opacity: 0;
  }
}

/* No visual differentiation for different modes - all use same styling */

/* Message Actions */
.message-actions {
  display: flex;
  gap: var(--space-xs);
  margin-top: var(--space-sm);
  opacity: 0;
  transform: translateY(var(--space-xs));
  transition: all var(--transition-normal);
}

.agent-message:hover .message-actions,
.agent-message.actions-visible .message-actions {
  opacity: 1;
  transform: translateY(0);
}

/* Streaming Content Optimization - Data Attribute Approach */
[data-streaming] {
  min-height: 1em;
  transition: none; /* Disable transitions during streaming for better performance */
}

.streaming-fallback {
  color: var(--color-text-secondary);
  font-style: italic;
  opacity: 0.9;
}

/* =============================================================================
   Content Formatting - Minimal overrides for enhanced markdown
   ============================================================================= */

/* Basic message content styling */
.message-content {
  color: var(--color-text-primary);
  line-height: var(--line-height-normal);
  word-wrap: break-word;
  overflow-wrap: break-word;
}

/* Strikethrough text */
.message-content del {
  color: var(--color-text-secondary);
  text-decoration: line-through;
  opacity: 0.7;
}

/* Make links in responses more visible - fallback for non-formatted links */
.message-content a:not([class]) {
  color: var(--color-accent-primary);
  text-decoration: none;
}

.message-content a:not([class]):hover {
  text-decoration: underline;
}

/* Ensure formatted content doesn't conflict with existing functionality */
.message-content pre {
  white-space: pre-wrap;
}

/* =============================================================================
   Sources and Content Sections
   ============================================================================= */

.sources-section {
  margin-bottom: var(--space-lg);
}

.sources-section:last-child {
  margin-bottom: 0;
}

.sources-section-header {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
}

.sources-section-title {
  flex: 1;
}

.sources-count {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
}

.source-item {
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  margin-bottom: var(--space-sm);
}

.source-item:last-child {
  margin-bottom: 0;
}

/* Clickable source styles */
.source-item.clickable {
  cursor: pointer;
  transition: all var(--transition-normal);
  user-select: none;
}

.source-item.clickable:hover {
  background-color: var(--color-accent-light);
  border-color: var(--color-accent-primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.source-item.clickable:active {
  transform: translateY(0);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.source-item.clickable:focus-visible {
  outline: 2px solid var(--color-accent-primary);
  outline-offset: 2px;
}

.source-title {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-primary);
  position: relative;
}

/* External link icon styles */
.external-link-icon {
  color: var(--color-text-secondary);
  transition: color var(--transition-normal);
  opacity: 0.7;
  margin-left: auto;
  flex-shrink: 0;
}

.source-item.clickable:hover .external-link-icon {
  color: var(--color-accent-primary);
  opacity: 1;
}

.source-name {
  flex: 1;
}

.source-url {
  margin-top: var(--space-xs);
  font-size: var(--font-size-sm);
}

.source-url a {
  color: var(--color-accent-primary);
  text-decoration: none;
}

.source-url a:hover {
  text-decoration: underline;
}

/* =============================================================================
   Responsive Design - Desktop Optimized
   ============================================================================= */

/* Desktop-first approach - optimized for desktop viewing experience */
@media (min-width: var(--breakpoint-large)) {
  /* Optimal desktop layout */
  .configuration-sidebar {
    width: 360px;
  }
  
  .tools-sidebar {
    width: 320px;
  }
}

/* Simplified responsive handling for smaller screens */
@media (max-width: var(--breakpoint-tablet)) {
  .navbar {
    padding: 0 var(--space-lg);
  }
  
  header {
    padding: var(--space-md) var(--space-lg);
  }
  
  .conversation-container {
    padding: var(--space-md);
    transition: opacity 0.2s ease-in-out;
  }
  
  .user-message,
  .agent-message {
    max-width: 95%;
  }
  
  /* Sidebars: no global mobile override here; Kaiju layout handles mobile visibility */
}

@media (max-width: var(--breakpoint-mobile)) {
  .navbar {
    padding: 0 var(--space-md);
  }
  
  header {
    padding: var(--space-sm) var(--space-md);
  }
  
  .conversation-container {
    padding: var(--space-sm);
    transition: opacity 0.2s ease-in-out;
  }
  
  .nav-links {
    gap: var(--space-md);
  }
  
  .nav-title {
    font-size: var(--font-size-md);
  }
}

/* =============================================================================
   Workspace Update Pulse
   ============================================================================= */

/* Subtle green border pulse for workspace updates */
.workspace-update-pulse {
  animation: workspaceUpdatePulse 2s ease-in-out;
}

@keyframes workspaceUpdatePulse {
  0% {
    border-color: var(--color-border);
    box-shadow: none;
  }
  50% {
    border-color: var(--color-success);
    box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.2);
  }
  100% {
    border-color: var(--color-border);
    box-shadow: none;
  }
}

/* =============================================================================
   Enhanced Error Messages
   ============================================================================= */

.error-message {
  display: flex;
  gap: var(--space-md);
  background-color: var(--color-error-light);
  border: 1px solid var(--color-error);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  margin: var(--space-md) 0;
}

.error-icon {
  font-size: var(--font-size-lg);
  flex-shrink: 0;
}

.error-content {
  flex: 1;
}

.error-title {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--color-error);
  margin-bottom: var(--space-xs);
}

.error-description {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  line-height: var(--line-height-normal);
  white-space: pre-line;
  margin-bottom: var(--space-sm);
}

.retry-button {
  background-color: var(--color-error);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  padding: var(--space-xs) var(--space-md);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.retry-button:hover {
  background-color: var(--color-error-dark);
  transform: translateY(-1px);
}

.retry-button:active {
  transform: translateY(0);
}

/* =============================================================================
   Form States
   ============================================================================= */

/* Query form states */
.query-form.processing {
  position: relative;
}

/* Enhanced query input states */
.query-input:disabled {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  cursor: not-allowed;
}

.query-input:disabled::placeholder {
  color: var(--color-text-tertiary);
}

/* =============================================================================
   Enhanced Waiting and Loading States
   ============================================================================= */

.waiting-indicator {
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  margin: var(--space-sm) 0;
  font-style: italic;
  color: var(--color-text-secondary);
  animation: pulse 2s infinite;
}

.waiting-indicator i {
  display: block;
  margin-bottom: var(--space-xs);
}

/* =============================================================================
   Enhanced Animations for New Features
   ============================================================================= */

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

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}