/* ARM Chat Assistant Custom Theme - Matching arm.gov design */

/* Import Google Fonts - matching government site standards */
@import url('https://fonts.googleapis.com/css2?family=Source+Sans+Pro:wght@300;400;600;700&family=Merriweather:wght@300;400;700&display=swap');

/* Root CSS Variables for ARM Theme */
:root {
  /* Primary ARM colors from arm.gov */
  --arm-blue: #2c5f8f;           /* Primary ARM blue */
  --arm-dark-blue: #1a3f5f;     /* Darker blue for accents */
  --arm-light-blue: #e8f0f7;    /* Light blue for backgrounds */
  --arm-navy: #0f2744;          /* Navy blue for headers */
  
  /* Secondary colors */
  --arm-gray: #6b7280;          /* Professional gray */
  --arm-dark-gray: #374151;     /* Dark gray for text */
  --arm-light-gray: #f3f4f6;    /* Light gray for backgrounds */
  --arm-white: #ffffff;         /* Pure white */
  
  /* Status colors */
  --arm-green: #059669;         /* Success green */
  --arm-red: #dc2626;           /* Error red */
  --arm-orange: #f59e0b;        /* Warning orange */
  
  /* Text colors */
  --text-primary: #1b1b1b;      /* Primary text */
  --text-secondary: #454545;    /* Secondary text */
  --text-muted: #757575;        /* Muted text */
  --text-inverse: #ffffff;      /* White text on dark backgrounds */
  
  /* Background colors */
  --bg-primary: #ffffff;        /* Main background */
  --bg-secondary: #f9f9f9;      /* Secondary background */
  --bg-tertiary: #f0f0f0;       /* Tertiary background */
  
  /* Border colors */
  --border-color: #d6d7d9;      /* Light border */
  --border-dark: #a9aeb1;       /* Darker border */
  
  /* Shadow */
  --shadow-light: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-medium: 0 2px 6px rgba(0, 0, 0, 0.15);
}

/* Global font and base styles */
* {
  font-family: 'Open Sans' sans-serif;
}

/* Typography hierarchy matching government standards */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Open Sans' sans-serif;
  color: var(--text-primary);
  line-height: 1.3;
}

/* Center the main heading */
.message-content:first-of-type h5:first-of-type {
  background-color: #f0f9ff !important;
  border-left: 4px solid #0ea5e9 !important;
  padding: 12px 16px !important;
  border-radius: 6px !important;
  font-size: 15px !important;
  font-weight: normal !important;
  font-style: normal !important;
  margin: 16px 0 !important;
  color: #0c4a6e !important;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05) !important;
  border-top: none !important;
  border-right: none !important;
  border-bottom: none !important;
}

.message-content:first-of-type h5:first-of-type strong {
  color: #0369a1 !important;
}

/* Main application container */
html, body {
  background-color: var(--bg-primary) !important;
  color: var(--text-primary) !important;
  font-size: 16px;
  line-height: 1.5;
}

.main-container,
#root,
.stApp {
  background-color: var(--bg-primary) !important;
  color: var(--text-primary) !important;
}

/* Header styling - ARM blue theme */
.header,
header,
.app-header {
  background-color: var(--arm-navy) !important;
  color: var(--text-inverse) !important;
  border-bottom: 3px solid var(--arm-blue) !important;
  padding: 12px 24px !important;
}

.header h1,
header h1 {
  color: var(--text-inverse) !important;
  font-weight: 700 !important;
  font-size: 1.5rem !important;
  margin: 0 !important;
}

/* Chat container */
.chat-container {
  background-color: var(--bg-primary) !important;
  padding: 24px !important;
  max-width: 1200px;
  margin: 0 auto;
}

/* Remove left border from border-l-2 class */
.border-l-2 {
  border-left-width: 0px !important;
  font-style: normal !important;
}

/* Message styling - government design */
.message {
  border-radius: 8px !important;
  margin: 16px 0 !important;
  padding: 16px 20px !important;
  box-shadow: var(--shadow-light) !important;
  border: 1px solid var(--border-color) !important;
  font-family: 'Open Sans', sans-serif !important;
  line-height: 1.6 !important;
}

/* User messages - ARM blue */
.message.user {
  background-color: var(--arm-blue) !important;
  color: var(--text-inverse) !important;
  border-color: var(--arm-dark-blue) !important;
  margin-left: 20% !important;
  box-shadow: var(--shadow-medium) !important;
}

/* Assistant messages - clean white with blue accent */
.message.assistant {
  background-color: var(--bg-primary) !important;
  color: var(--text-primary) !important;
  border-left: 4px solid var(--arm-blue) !important;
  margin-right: 20% !important;
}

/* Message author styling */
.message .author {
  font-weight: 600 !important;
  margin-bottom: 8px !important;
  font-size: 0.9rem !important;
  text-transform: uppercase !important;
  letter-spacing: 0.5px !important;
}

/* Input area - government styling */
.input-container {
  background-color: var(--bg-secondary) !important;
  border-top: 2px solid var(--border-color) !important;
  padding: 20px !important;
  position: sticky !important;
  bottom: 0 !important;
}

.input-container textarea {
  background-color: var(--bg-primary) !important;
  color: var(--text-primary) !important;
  border: 2px solid var(--border-color) !important;
  border-radius: 6px !important;
  font-family: 'Open Sans' sans-serif;
  font-size: 16px !important;
  padding: 12px 16px !important;
  line-height: 1.5 !important;
  resize: vertical !important;
  min-height: 50px !important;
}

.input-container textarea:focus {
  border-color: var(--arm-blue) !important;
  box-shadow: 0 0 0 3px rgba(44, 95, 143, 0.2) !important;
  outline: none !important;
}

.input-container textarea::placeholder {
  color: var(--text-muted) !important;
  font-style: italic !important;
}

/* Ensure the draggable sidebar rail keeps its minimal footprint */
button[data-sidebar="rail"] {
  padding: 0 !important;
  border: none !important;
  background: transparent !important;
  width: 1rem !important;
  min-width: 0 !important;
  border-radius: 0 !important;
}

/* Buttons */
/* Primary button - ARM blue */
.primary-button,
button[type="submit"],
button[type="reset"],
button[aria-label*="send" i] {
  background-color: var(--arm-blue) !important;
  color: var(--text-inverse) !important;
}

/* Specific styling for chat submit button */
#chat-submit {
  background-color: #000000 !important;
  color: #ffffff !important;
  border: 2px solid #000000 !important;
  border-radius: 50% !important;
  width: 32px !important;
  height: 32px !important;
  padding: 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  text-transform: none !important;
  letter-spacing: normal !important;
  font-size: 16px !important;
  min-width: 32px !important;
}

#chat-submit:hover {
  background-color: #333333 !important;
  border-color: #333333 !important;
  transform: scale(1.05) !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3) !important;
}

/* Specific styling for stop button */
#stop-button {
  background-color: #000000 !important;
  color: #ffffff !important;
  border: 2px solid #000000 !important;
  border-radius: 50% !important;
  width: 32px !important;
  height: 32px !important;
  padding: 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  text-transform: none !important;
  letter-spacing: normal !important;
  font-size: 16px !important;
  min-width: 32px !important;
}

#stop-button:hover {
  background-color: #333333 !important;
  border-color: #333333 !important;
  transform: scale(1.05) !important;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3) !important;
}

/* Code blocks - professional styling */
pre {
  background-color: var(--bg-tertiary) !important;
  border: 1px solid var(--border-color) !important;
  border-radius: 6px !important;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace !important;
  padding: 16px !important;
  font-size: 14px !important;
  line-height: 1.4 !important;
  overflow-x: auto !important;
}

code {
  background-color: var(--bg-tertiary) !important;
  color: var(--text-primary) !important;
  padding: 2px 6px !important;
  border-radius: 3px !important;
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace !important;
  font-size: 13px !important;
}

/* Links - ARM blue */
a {
  color: var(--arm-blue) !important;
  text-decoration: underline !important;
}

a:hover {
  color: var(--arm-dark-blue) !important;
  text-decoration: none !important;
}

/* Loading states */
.loading-indicator,
.spinner {
  color: var(--arm-blue) !important;
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--border-dark);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--arm-gray);
}

/* Welcome screen styling */
.welcome-screen {
  background-color: var(--bg-primary) !important;
  color: var(--text-primary) !important;
  padding: 32px !important;
  max-width: 800px !important;
  margin: 0 auto !important;
}

.welcome-screen h1 {
  color: var(--arm-navy) !important;
  font-weight: 700 !important;
  font-size: 2.5rem !important;
  margin-bottom: 16px !important;
  text-align: center !important;
}

.welcome-screen h2 {
  color: var(--arm-blue) !important;
  font-weight: 600 !important;
  font-size: 1.5rem !important;
  margin: 24px 0 16px 0 !important;
  border-bottom: 2px solid var(--arm-light-blue) !important;
  padding-bottom: 8px !important;
}

.welcome-screen h3 {
  color: var(--text-primary) !important;
  font-weight: 600 !important;
  font-size: 1.2rem !important;
  margin: 20px 0 12px 0 !important;
}

.welcome-screen p {
  font-size: 16px !important;
  line-height: 1.6 !important;
  color: var(--text-primary) !important;
  margin-bottom: 16px !important;
}

.welcome-screen ul {
  margin: 16px 0 !important;
  padding-left: 24px !important;
}

.welcome-screen li {
  margin: 8px 0 !important;
  line-height: 1.5 !important;
  color: var(--text-primary) !important;
}

.welcome-screen strong {
  color: var(--arm-navy) !important;
  font-weight: 600 !important;
}

.welcome-screen em {
  color: var(--arm-blue) !important;
  font-style: italic !important;
}

/* Status messages */
.status-message {
  background-color: var(--arm-light-blue) !important;
  border-left: 4px solid var(--arm-blue) !important;
  padding: 12px 16px !important;
  margin: 16px 0 !important;
  border-radius: 0 6px 6px 0 !important;
}

/* Error messages */
.error-message {
  background-color: #fef2f2 !important;
  border-left: 4px solid var(--arm-red) !important;
  color: var(--arm-red) !important;
  padding: 12px 16px !important;
  margin: 16px 0 !important;
  border-radius: 0 6px 6px 0 !important;
}

/* Success messages */
.success-message {
  background-color: #f0fdf4 !important;
  border-left: 4px solid var(--arm-green) !important;
  color: var(--arm-green) !important;
  padding: 12px 16px !important;
  margin: 16px 0 !important;
  border-radius: 0 6px 6px 0 !important;
}

/* Steps/thinking process styling */
.step {
  background-color: var(--bg-card) !important;
  border: none !important;
  border-radius: 6px !important;
  margin: 8px 0 !important;
}

.step-header {
  background-color: var(--bg-tertiary) !important;
  color: var(--text-primary) !important;
  font-weight: 600 !important;
  padding: 12px !important;
  border-radius: 6px 6px 0 0 !important;
}

/* Remove any branding/logos that might interfere with iframe */
.logo,
.brand,
.chainlit-logo,
img[alt*="logo" i],
img[alt*="chainlit" i] {
  display: none !important;
}

/* Responsive design */
@media (max-width: 768px) {
  .message.user {
    margin-left: 5% !important;
  }
  
  .message.assistant {
    margin-right: 5% !important;
  }
  
  .input-container {
    padding: 16px !important;
  }
  
  .chat-container {
    padding: 16px !important;
  }
  
  .welcome-screen {
    padding: 24px 16px !important;
  }
  
  .welcome-screen h1 {
    font-size: 2rem !important;
  }
  
  .welcome-screen h2 {
    font-size: 1.3rem !important;
  }
}

@media (max-width: 480px) {
  .message.user,
  .message.assistant {
    margin-left: 0 !important;
    margin-right: 0 !important;
  }
  
  .input-container {
    padding: 12px !important;
  }
  
  .chat-container {
    padding: 12px !important;
  }
  
  .welcome-screen h1 {
    font-size: 1.8rem !important;
  }
}

/* Print styles */
@media print {
  .input-container,
  .header {
    display: none !important;
  }
  
  .message {
    break-inside: avoid !important;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --border-color: #000000;
    --text-muted: #000000;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}


/* Avatar spinning animation for status avatars */
img[src*="/chat/avatars/status"] {
  animation: spin 2s linear infinite !important;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Hide the "powered by chainlit" text at the bottom*/
a[href="https://github.com/Chainlit/chainlit"],
a[href="https://github.com/Chainlit/chainlit/"] {
  display: none !important; 
}

/* Hide the ARM Logo on the login page */
img[src="/chat/public/ARM_Logo.png"] {
  display: none !important;
}

/* Override avatar size to 32x32 pixels */  
.ai-message .h-5.w-5 {  
    height: 32px !important;  
    width: 32px !important;  
}

/* Hide the Readme button */
#readme-button {  
    display: none !important;  
}  

/* Hide theme toggle */
#theme-toggle {
  display: none !important;
}

/* Hide the user avatar button */
#user-nav-button {  
    display: none !important;  
}  
  

/* Hide any section with aria-label starting with "Notifications" 
When user isn't logged in, it will keep retrying and displaying stacks of error 
messages which we don't want the user to see.*/  
section[aria-label^="Notifications"] {  
    display: none !important;  
}
.alert {
  display: none !important;
}