:root {
  --bg-primary: #11161f;
  --bg-secondary: #1f2937;
  --text-primary: #f9fafb;
  --text-secondary: #9ca3af;
  --accent: #224dab;
  --accent-hover: #2563eb;
  --user-msg: #224dab;
  --bot-msg: #374151;
  --border: #374151;
  --shadow: rgba(0, 0, 0, 0.25);
  --sidebar-width: 370px;
  scroll-behavior: smooth;
}
@keyframes fadeWhiteBlue {
  0% {
    color: var(--text-primary);
  }
  50% {
    color: var(--accent);
  }
  100% {
    color: var(--text-primary);
  }
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
}
html {
  overscroll-behavior-y: none;
  -webkit-overscroll-behavior-y: none;
}
body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  height: 100dvh;
  display: flex;
  flex-direction: column;
  overscroll-behavior: none;
}
.main-wrapper{
    display: flex;
    height: 100%;
}
.container {
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  height: 100%;
}
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0 0.5rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0.8rem;
}
.header-tagline {
    margin: 0;
    font-size: 1.2rem;
}
.logo {
  display: flex;
  max-width: 80px;
  align-items: center;
  gap: 0.5rem;
  margin-right: auto;
}
.logo-icon {
  width: 36px;
  height: 36px;
  background-color: var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.logo-text h1 {
  font-size: 1.5rem;
  font-weight: bold;
}
.header-actions {
  display: flex;
  align-items: center;
}
.settings-button {
  background-color: transparent;
  color: var(--text-primary);
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  margin-left: 15px;
  border-radius: 50%;
  transition: background-color 0.3s;
  -webkit-tap-highlight-color: transparent;
}
.settings-button:hover {
  background-color: var(--bg-secondary);
}
.settings-button svg {
  width: 24px;
  height: 24px;
  display: block;
}
.chat-container {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}
.chat-messages {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-right: 0.5rem;
}
.message {
  padding: 1rem;
  border-radius: 0.75rem;
  max-width: 85%;
  animation: fadeIn 0.3s ease-in-out;
  line-height: 1.5;
  overflow-wrap: break-word;
  word-break: break-word;
}
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.user-message {
  align-self: flex-end;
  background-color: var(--user-msg);
  color: white;
}
.bot-message {
  align-self: flex-start;
  background-color: var(--bot-msg);
  color: var(--text-primary);
}
.message-content {
  white-space: pre-wrap;
  display: inline-block;
  word-break: break-word;
}

.spinner {
  width: 30px;
  height: 30px;
  border: 5px solid rgba(34, 77, 171, 0.5);
  border-radius: 50%;
  border-top-color: var(--accent);
  animation: spin 1s linear infinite;
}

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

.loading-spinner-container {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 1rem;
  background-color: var(--bot-msg);
  border-radius: 0.75rem;
  align-self: flex-start;
  max-width: 85%;
}

.image-loading-indicator {
  display: flex;
  justify-content: center;
  align-items: center;
  background: transparent;
  border-radius: 0.75rem;
}

.input-container {
  position: relative;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
}
textarea {
  width: 100%;
  padding: 1rem;
  padding-right: 12.5rem;
  border-radius: 0.75rem;
  font-size: 0.9rem;
  border: 1px solid var(--border);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  resize: none;
  min-height: 58px;
  max-height: 58px;
  outline: none;
  transition: border-color 0.3s;
}
textarea:focus {
  border-color: var(--accent);
}
textarea::placeholder {
  color: var(--text-secondary);
}
.action-buttons {
  position: absolute;
  right: 12px;
  bottom: 12px;
  display: flex;
  gap: 10px;
  -webkit-tap-highlight-color: transparent;
}
.action-button {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border: 0px solid var(--border);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s;
}
.action-button:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.send-button {
  background-color: var(--accent);
  color: white;
  border: none;
  border-radius: 50%;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background-color 0.3s;
  margin-left: 5px;
}
.send-button:hover {
  background-color: var(--accent-hover);
}
.send-button:disabled,
.action-button:disabled {
  background-color: var(--border);
  cursor: not-allowed;
  opacity: 0.5;
}
.message-image {
  max-width: 100%;
  max-height: 500px;
  border-radius: 0.5rem;
}
.hidden-input {
  display: none;
}
.camera-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  display: none;
}
.camera-preview {
  max-width: 90%;
  max-height: 70vh;
  border-radius: 0.5rem;
  object-fit: contain;
}
.camera-controls {
  display: flex;
  gap: 1rem;
  margin-top: 1rem;
}
.camera-button {
  background-color: var(--accent);
  color: white;
  border: none;
  border-radius: 0.5rem;
  padding: 0.75rem 1.5rem;
  cursor: pointer;
  font-weight: bold;
  transition: background-color 0.3s;
}
.cancel-button {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
}
.camera-button:hover {
  background-color: var(--accent-hover);
}
.cancel-button:hover {
  background-color: var(--bg-primary);
}
pre {
  background-color: var(--bg-primary);
  padding: 0.75rem;
  border-radius: 0.5rem;
  white-space: pre-wrap;
  overflow-wrap: break-word;
  word-break: break-word;
  margin: 0.5rem 0;
  border: 1px solid var(--border);
}
code {
  font-family: "Courier New", Courier, monospace;
  color: var(--text-primary);
}
.bot-message a {
  color: var(--accent-hover);
  text-decoration: none;
}
.bot-message a:hover {
  text-decoration: underline;
}
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background-color: var(--border);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background-color: var(--text-secondary);
}
.bot-message ul,
.bot-message ol {
  margin-left: 1.5rem;
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
}
.bot-message p {
  margin-bottom: 0.5rem;
}
.bot-message p:last-child {
  margin-bottom: 0;
}
.bot-message h1,
.bot-message h2,
.bot-message h3,
.bot-message h4,
.bot-message h5,
.bot-message h6 {
  margin-top: 1rem;
  margin-bottom: 0.5rem;
}
.bot-message img {
  max-width: 100%;
  border-radius: 0.5rem;
}
.bot-message blockquote {
  border-left: 3px solid var(--accent);
  padding-left: 1rem;
  margin: 0.5rem 0;
  color: var(--text-secondary);
}
.bot-message table {
  border-collapse: collapse;
  width: 100%;
  margin: 0.5rem 0;
}
.bot-message th,
.bot-message td {
  border: 1px solid var(--border);
  padding: 0.5rem;
}
.bot-message th {
  background-color: var(--bg-primary);
}
.settings-page {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.75);
  z-index: 1001;
  display: flex; 
  flex-direction: column;
  align-items: center;
  justify-content: flex-start; 
  padding: 2rem 1rem;
  overflow-y: auto;
  backdrop-filter: blur(4px);
}
.settings-page-content {
  background-color: var(--bg-secondary);
  border-radius: 1rem;
  padding: 1.5rem 1rem 1rem;
  max-width: 400px;
  width: 100%;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.settings-title {
  font-size: 1.75rem;
  font-weight: bold;
  margin-bottom: 2rem;
  text-align: center;
  color: var(--text-primary);
  position: relative;
}
.settings-title:after {
  content: "";
  position: absolute;
  bottom: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  width: 50px;
  height: 3px;
  background-color: var(--accent);
  border-radius: 3px;
}
.setting-item {
  display: flex;
  flex-direction: column;
  margin-bottom: 0.5rem;
  background-color: rgba(0, 0, 0, 0.15);
  padding: 0.9rem;
  border-radius: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.2s ease;
}
.setting-item:hover {
  background-color: rgba(0, 0, 0, 0.25);
  transform: translateY(-2px);
}
.setting-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.setting-label {
  font-weight: bold;
  font-size: 1rem;
  color: var(--text-primary);
}
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 56px;
  height: 28px;
  -webkit-tap-highlight-color: transparent;
}
.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(255, 255, 255, 0.1);
  transition: 0.3s;
  border-radius: 34px;
}
.slider:before {
  position: absolute;
  content: "";
  height: 20px;
  width: 20px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: 0.3s;
  border-radius: 50%;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}
input:checked + .slider {
  background-color: var(--accent);
}
input:focus + .slider {
  box-shadow: 0 0 2px var(--accent);
}
input:checked + .slider:before {
  transform: translateX(28px);
}
.toggle-status {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.4rem;
}
.settings-action-button {
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  border: none;
  background-color: var(--accent);
  color: white;
  cursor: pointer;
  font-weight: bold;
  transition: all 0.3s;
  width: 100%;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
  -webkit-tap-highlight-color: transparent;
}
.settings-action-button:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}
.settings-action-button.secondary {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}
.settings-action-button.secondary:hover {
  background-color: rgba(255, 255, 255, 0.15);
}
.setting-input-group {
  width: 100%;
}
.setting-input-group label {
  font-weight: bold;
  margin-bottom: 0.4rem;
  display: block;
  color: var(--text-primary);
}
.setting-input-group select option {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  padding: 10px;
}
.setting-input-group select {
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background-color: rgba(0, 0, 0, 0.2);
  color: var(--text-primary);
  width: 100%;
  font-size: 1rem;
  transition: all 0.3s;
  cursor: pointer;
  min-height: 44px;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  padding-right: 2.5rem;
  position: relative;
  background-image: url('data:image/svg+xml;utf8,<svg fill="currentColor" height="24" viewBox="0 0 24 24" color="white" width="24" xmlns="http://www.w3.org/2000/svg"><path d="M7 10l5 5 5-5z"/><path d="M0 0h24v24H0z" fill="none"/></svg>');
  background-repeat: no-repeat;
  background-position-x: calc(100% - 1rem);
  background-position-y: center;
}
.setting-input-group select:hover,
.setting-input-group select:focus {
  border-color: var(--accent);
  background-color: rgba(0, 0, 0, 0.3);
  outline: none;
}
.settings-close-button {
  position: absolute;
  top: 0.2rem;
  right: 0.2rem;
  background-color: transparent;
  color: var(--text-secondary);
  border: none;
  cursor: pointer;
  font-size: 2rem;
  font-weight: bold;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.2s;
  -webkit-tap-highlight-color: transparent;
  padding-bottom: 5px;
}
.settings-close-button:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}
.settings-button-icon {
  width: 18px;
  height: 18px;
}
.popup {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1002;
  justify-content: center;
  align-items: center;
  backdrop-filter: blur(4px);
}
.popup-content {
  background-color: var(--bg-secondary);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  width: 90%;
  max-width: 400px;
}
.popup-title {
  font-size: 1.5rem;
  font-weight: bold;
  margin-bottom: 1.5rem;
  position: relative;
}
.popup-title:after {
  content: "";
  position: absolute;
  bottom: -0.5rem;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 2px;
  background-color: var(--accent);
  border-radius: 2px;
}
.popup-input {
  width: 100%;
  padding: 0.75rem 1rem;
  margin-bottom: 1.5rem;
  border-radius: 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background-color: rgba(0, 0, 0, 0.2);
  color: var(--text-primary);
  font-size: 1rem;
  transition: all 0.3s;
}
.popup-input:focus {
  border-color: var(--accent);
  outline: none;
  background-color: rgba(0, 0, 0, 0.3);
}
.popup-button {
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  border: none;
  background-color: var(--accent);
  color: white;
  cursor: pointer;
  font-weight: bold;
  transition: all 0.3s;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
  -webkit-tap-highlight-color: transparent;
}
.popup-button:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}
.popup-button.cancel {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}
.popup-button.cancel:hover {
  background-color: rgba(255, 255, 255, 0.15);
}
.image-container {
  position: relative;
  display: inline-block;
}

.code-block-container-wrapper {
  position: relative;
  white-space: normal;
}
.code-block-container {
  display: flex;
  flex-direction: column;
}
.code-block-container pre {
  background-color: #101010;
  padding: 10px;
  border-radius: 5px;
  overflow-x: auto;
  margin-bottom: 0;
  white-space: pre-wrap;
  word-wrap: break-word;
}
.preview-window {
  border-radius: 5px;
  margin-top: 10px;
  margin-bottom: 5px;
  display: none;
  max-height: 70vh;
  overflow-y: auto !important;
  overflow-x: hidden;
  border: 1px solid var(--border);
  width: 100%;
}
.preview-window iframe {
  display: block;
  border-radius: 5px;
  width: 100%;
  min-height: 500px;
  border: none;
  display: block;
}
.download-button,
.download-image-button {
  position: absolute;
  left: 8px;
  bottom: 8px;
  width: 30px;
  height: 30px;
  background-color: rgba(0, 0, 0, 0.6);
  border: none;
  border-radius: 50%;
  padding: 6px;
  cursor: pointer;
  z-index: 11; /* Download button is primary in this slot */
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  box-shadow: 0 1px 3px var(--shadow);
  transition: background-color 0.2s ease-in-out, transform 0.1s ease-in-out;
  -webkit-tap-highlight-color: transparent;
}
.download-button {
  bottom: 13px;
}
.download-button:hover,
.download-image-button:hover {
  background-color: rgba(0, 0, 0, 0.8);
}
.download-button:active,
.download-image-button:active {
  transform: scale(0.95);
}
.download-button svg,
.download-image-button svg {
  width: 100%;
  height: 100%;
  display: block;
  fill: var(--text-primary);
}
.image-placeholder {
  display: inline-block;
  padding: 5px;
  margin-right: 5px;
  opacity: 0.6;
  font-style: italic;
}
@media (max-width: 768px) {
  .message {
    max-width: 90%;
  }
  .logo-text {
    font-size: 1.25rem;
  }
  ::-webkit-scrollbar {
    width: 3px;
  }
  #settings-button,
  #settings-close-button{
    display: flex;
  }
}
@media (max-width: 480px) {
  .container {
    padding: 0.5rem;
  }
  .chat-container {
    padding-bottom: 1rem;
  }
  header {
    padding: 0.5rem 0;
    margin-bottom: 0.5rem;
  }
  .message {
    padding: 0.75rem;
    max-width: 95%;
  }
  textarea {
    padding-right: 11.5rem;
    padding-left: 0.5rem;
  }
  .settings-page {
    display: none;
  }
  .settings-page-content {
    padding-top: 1rem;
  }
  .action-buttons {
    gap: 5px;
  }
  .setting-item {
    padding: 1rem;
  }
  .settings-close-button {
    top: 0.2rem;
    right: 0rem;
  }
}
@media (min-width: 769px) {
    .main-wrapper{
        margin-right: var(--sidebar-width);
    }
    .container {
        max-width: calc(1440px - var(--sidebar-width));
        margin-left: auto;
        margin-right: auto;
    }
    .settings-page {
        width: auto;
        background-color: transparent;
        backdrop-filter: none;
        padding: 0;
    }
    .settings-page-content {
        position: fixed;
        right: 0;
        top: 0;
        bottom: 0;
        width: var(--sidebar-width);
        max-width: none;
        overflow-y: auto;
        z-index: 1001;
        border-radius: 0;
    }
    #settings-button,
    #settings-close-button {
        display: none;
    }
    .camera-container {
        width: calc(100% - var(--sidebar-width));
        right: var(--sidebar-width);
    }
}
.edit-image-button {
    position: absolute;
    bottom: 8px;
    left: 8px;  /* Default position: takes download button's place if download is absent */
    width: 30px;
    height: 30px;
    background-color: rgba(0, 0, 0, 0.6);
    border: none;
    border-radius: 50%;
    padding: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10; /* Default z-index, behind download if they overlap and move fails */
    box-shadow: 0 1px 3px var(--shadow);
    transition: background-color 0.2s ease-in-out, transform 0.1s ease-in-out, left 0.2s ease-in-out;
    -webkit-tap-highlight-color: transparent;
}
/* If a download image button IS present as ANY PRECEDING SIBLING of the edit button */
.download-image-button ~ .edit-image-button {
    left: 46px; /* (8px download_left + 30px download_width + 8px gap) */
    z-index: 12; /* Ensure it's clearly visible when moved, above download button's z-index */
}
.edit-image-button svg {
    width: 100%;
    height: 100%;
    fill: var(--text-primary);
}
.edit-image-button:hover {
    background-color: rgba(0, 0, 0, 0.8);
}
.edit-image-button:active {
    transform: scale(0.95);
}
.popup-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.75);
  z-index: 1002;
  justify-content: center;
  align-items: center;
  backdrop-filter: blur(4px);
}
#image-edit-prompt-input {
  width: 100%;
  box-sizing: border-box;
  margin-bottom: 1.5rem;
  padding: 0.75rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.5rem;
  background-color: rgba(0, 0, 0, 0.2);
  color: var(--text-primary);
  font-size: 0.9rem;
  outline: none;
  min-height: 80px;
  height: 100px;
  max-height: 200px;
  resize: vertical;
  transition: border-color 0.3s, background-color 0.3s;
}
#image-edit-prompt-input:focus {
  border-color: var(--accent);
  background-color: rgba(0, 0, 0, 0.3);
}
#image-edit-prompt-input::placeholder {
  color: var(--text-secondary);
}
.popup-content .popup-buttons {
  margin-top: 1.5rem;
  display: flex;
  justify-content: center;
  gap: 1rem;
}
.popup-icon-button {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  transition: all 0.2s ease-in-out;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
  -webkit-tap-highlight-color: transparent;
}
.popup-icon-button .icon-svg {
  width: 22px;
  height: 22px;
  transition: transform 0.2s ease;
}
.popup-submit-icon:hover,
.popup-submit-icon:focus {
  background-color: rgba(76, 175, 80, 0.1);
  border-color: #4CAF50;
  box-shadow: 0 3px 6px rgba(76, 175, 80, 0.25);
}
.popup-submit-icon:focus-visible {
  outline: 2px solid #4CAF50;
  outline-offset: 2px;
}
.popup-submit-icon:hover .icon-svg,
.popup-submit-icon:focus .icon-svg {
  transform: scale(1.1);
}
.popup-submit-icon:active {
  transform: scale(0.95);
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}
.popup-cancel-icon:hover,
.popup-cancel-icon:focus {
  background-color: rgba(244, 67, 54, 0.1);
  border-color: #F44336;
  box-shadow: 0 3px 6px rgba(244, 67, 54, 0.25);
}
.popup-cancel-icon:focus-visible {
  outline: 2px solid #F44336;
  outline-offset: 2px;
}
.popup-cancel-icon:hover .icon-svg,
.popup-cancel-icon:focus .icon-svg {
  transform: scale(1.1);
}
.popup-cancel-icon:active {
  transform: scale(0.95);
  box-shadow: 0 1px 2px rgba(0,0,0,0.1);
}