/* Main Content Area */
.main-content {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 56px);
    overflow: hidden;
}

/* Chat Messages Area */
.chat-messages {
    background-color: var(--light-bg);
    height: 100%;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

/* Make sure the main content takes up the full height */
#mainContent {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 56px);
}

/* Chat messages container should take all available space */
.chat-messages-container {
    flex: 1;
    overflow: hidden;
    position: relative;
}

/* Chat Input Area */
.chat-input-area {
    background-color: white;
    border-top: 1px solid var(--border-color);
    padding: 15px;
    z-index: 10;
}

:root {
    --primary-color: #2563eb;
    --secondary-color: #4b5563;
    --light-bg: #f9fafb;
    --dark-bg: #1f2937;
    --user-bubble-bg: #e9f2ff;
    --assistant-bubble-bg: #f3f4f6;
    --border-color: #e5e7eb;
    --transition-speed: 0.3s;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    overflow: hidden;
    background-color: var(--light-bg);
}

/* Sidebar Styles */
.sidebar {
    transition: transform var(--transition-speed) ease;
    height: calc(100vh - 56px);
    border-right: 1px solid var(--border-color);
    z-index: 1000;
}

.sidebar.collapsed {
    transform: translateX(-100%);
}

/* Main content with sidebar expanded/collapsed states */
.main-content {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 56px);
    overflow: hidden;
    transition: width var(--transition-speed) ease;
}

/* When sidebar is collapsed, expand main content */
.main-content-expanded {
    margin-left: 0;
    width: 100% !important;
}

@media (max-width: 768px) {
    .sidebar {
        position: absolute;
        width: 250px;
        height: calc(100vh - 56px);
    }

    .main-content {
        width: 100%;
    }
}

/* Chat History Items */
.chat-history-item {
    padding: 10px 15px;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: background-color 0.2s ease;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chat-history-item:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.chat-history-item.active {
    background-color: rgba(37, 99, 235, 0.1);
    border-left: 3px solid var(--primary-color);
}

/* Chat Messages Area */
.chat-messages {
    background-color: var(--light-bg);
    scroll-behavior: smooth;
}

/* Chat Bubbles */
.chat-bubble {
    max-width: 85%;
    margin-bottom: 20px;
    border-radius: 15px;
    padding: 15px;
    position: relative;
    opacity: 0;
    transform: translateY(20px);
    animation: bubbleAppear 0.3s forwards;
}

@keyframes bubbleAppear {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.user-bubble {
    background-color: var(--user-bubble-bg);
    border: 1px solid #d1e3ff;
    margin-left: auto;
}

.assistant-bubble {
    background-color: var(--assistant-bubble-bg);
    border: 1px solid #e5e7eb;
    margin-right: auto;
}

.bubble-actions {
    position: absolute;
    top: 10px;
    right: 15px;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.chat-bubble:hover .bubble-actions {
    opacity: 1;
}

.bubble-metadata {
    font-size: 0.75rem;
    color: var(--secondary-color);
    margin-top: 8px;
    text-align: right;
}

/* Waiting Animation */
.waiting-indicator {
    display: flex;
    align-items: center;
    padding: 15px;
    background-color: var(--assistant-bubble-bg);
    border-radius: 15px;
    border: 1px solid #e5e7eb;
    margin-bottom: 20px;
    max-width: 85%;
}

.typing-indicator {
    display: flex;
    align-items: center;
}

.typing-dot {
    width: 8px;
    height: 8px;
    margin: 0 2px;
    background-color: var(--secondary-color);
    border-radius: 50%;
    display: inline-block;
    animation: typingDot 1.4s infinite ease-in-out both;
}

.typing-dot:nth-child(1) {
    animation-delay: 0s;
}

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

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

@keyframes typingDot {

    0%,
    80%,
    100% {
        transform: scale(0.5);
        opacity: 0.5;
    }

    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Rich Text Editor */
.promptEditor {
    min-height: 50px;
    max-height: 250px;
    overflow-y: auto;
    padding: 8px 12px;
    outline: none;
    width: 100%;
    /* Performance optimizations */
    -webkit-overflow-scrolling: touch;
    /* For smoother scrolling on iOS */
    backface-visibility: hidden;
    /* Reduces paint during scrolling */
    perspective: 1000px;
    /* Helps with 3D acceleration */
    transform: translate3d(0, 0, 0);
    /* Force GPU acceleration */
}

.promptEditor:empty:before {
    content: attr(placeholder);
    color: #aaa;
    pointer-events: none;
}

.promptEditor pre {
    background-color: #f1f3f5;
    border-radius: 4px;
    padding: 8px;
    font-family: 'Courier New', Courier, monospace;
    margin: 8px 0;
}

.promptEditor code {
    font-family: 'Courier New', Courier, monospace;
    background-color: #f1f3f5;
    padding: 2px 4px;
    border-radius: 3px;
}

/* Optimize scrollbar appearance for better performance */
.promptEditor::-webkit-scrollbar {
    width: 8px;
}

.promptEditor::-webkit-scrollbar-thumb {
    background-color: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
}

.promptEditor::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
}

/* File Attachments */
.file-attachments {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.file-attachment {
    display: flex;
    align-items: center;
    background-color: #f3f4f6;
    border: 1px solid #d1d5db;
    border-radius: 4px;
    padding: 4px 8px;
    font-size: 0.85rem;
}

.file-attachment .file-name {
    margin: 0 8px;
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-attachment .remove-file {
    cursor: pointer;
    color: #ef4444;
}

/* Markdown Content Styling */
.markdown-content {
    line-height: 1.6;
}

.markdown-content h1,
.markdown-content h2,
.markdown-content h3,
.markdown-content h4,
.markdown-content h5,
.markdown-content h6 {
    margin-top: 1em;
    margin-bottom: 0.5em;
}

.markdown-content p {
    margin-bottom: 1em;
}

.markdown-content ul,
.markdown-content ol {
    margin-bottom: 1em;
    padding-left: 2em;
}

.markdown-content code {
    font-family: 'Courier New', Courier, monospace;
    padding: 2px 4px;
    border-radius: 4px;
    background-color: #f1f3f5;
    font-size: 0.9em;
}

.markdown-content pre {
    background-color: #f1f3f5;
    padding: 1em;
    border-radius: 4px;
    overflow-x: auto;
    margin-bottom: 1em;
}

.markdown-content pre code {
    background-color: transparent;
    padding: 0;
    border-radius: 0;
}

.markdown-content blockquote {
    border-left: 4px solid #e5e7eb;
    padding-left: 1em;
    margin-left: 0;
    color: #4b5563;
}

.markdown-content img {
    max-width: 100%;
    height: auto;
}

.markdown-content table {
    border-collapse: collapse;
    margin-bottom: 1em;
    width: 100%;
}

.markdown-content table th,
.markdown-content table td {
    border: 1px solid #d1d5db;
    padding: 8px;
}

.markdown-content table th {
    background-color: #f9fafb;
}

/* Error Message */
.error-message {
    background-color: #fee2e2;
    border: 1px solid #ef4444;
    color: #b91c1c;
    border-radius: 15px;
    padding: 15px;
    margin-bottom: 20px;
    max-width: 85%;
}

/* Edit Mode */
.edit-mode {
    background-color: #fffbeb;
    border: 1px dashed #d97706;
}

.edit-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 10px;
    gap: 8px;
}

/* Copy Animation */
@keyframes copyFeedback {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.2);
    }

    100% {
        transform: scale(1);
    }
}

.copy-feedback {
    animation: copyFeedback 0.3s ease;
}

/* Main Content Area when Sidebar is Collapsed */
.main-content-expanded {
    width: 100%;
}

/* Token Counter */
#tokenCounter {
    font-size: 0.8rem;
    color: var(--secondary-color);
}

/* Response streaming effect */
.streaming-char {
    opacity: 0;
    animation: fadeIn 0.1s forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

/* System message */
.system-message {
    text-align: center;
    padding: 10px;
    margin: 10px 0;
    background-color: #f0f9ff;
    border-radius: 8px;
    border: 1px solid #bae6fd;
    color: #0369a1;
    font-size: 0.9rem;
}

/* Modal customizations */
.modal-header {
    background-color: var(--primary-color);
    color: white;
}

/* Tooltip customizations */
.tooltip {
    font-size: 0.8rem;
}

/* Disable text selection in certain elements */
.bubble-actions button,
.file-attachment .remove-file {
    user-select: none;
}

/* Mobile responsiveness */
@media (max-width: 576px) {
    .chat-bubble {
        max-width: 95%;
    }

    .bubble-actions {
        position: relative;
        top: auto;
        right: auto;
        display: flex;
        justify-content: flex-end;
        margin-top: 8px;
        opacity: 1;
    }

    .header h1 {
        font-size: 1.2rem;
    }

    .btn-group .btn {
        padding: 0.25rem 0.5rem;
    }

    .dropdown-menu {
        width: 100%;
    }
}

.file-loading-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 4px 8px;
    background-color: #f3f4f6;
    border: 1px solid #d1d5db;
    border-radius: 4px;
    font-size: 0.85rem;
    margin-bottom: 8px;
}

/* Error Message with Retry Button */
.error-message {
    background-color: #fee2e2;
    border: 1px solid #ef4444;
    color: #b91c1c;
    border-radius: 15px;
    padding: 15px;
    margin-bottom: 20px;
    max-width: 85%;
}

.error-message .retry-btn {
    font-size: 0.85rem;
    padding: 0.25rem 0.5rem;
}

.error-message .retry-btn:hover {
    background-color: #dc2626;
    border-color: #b91c1c;
}