/* Global styles */
html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

body {
    overflow: hidden;
}

/* Container layout */
.container-fluid {
    padding: 0;
}

.row {
    margin: 0;
}

/* Sidebar styles */
.sidebar-header {
    background-color: #f8f9fa;
}

.search-box {
    position: relative;
}

#search-input {
    border-radius: 0.375rem;
    font-size: 0.875rem;
}

#search-input:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.conversation-item {
    border-radius: 0;
    border-left: none;
    border-right: none;
    transition: background-color 0.2s;
}

.conversation-item:first-child {
    border-top: none;
}

.conversation-item:hover {
    background-color: #f8f9fa;
}

.conversation-item.active {
    background-color: #0d6efd;
    border-color: #0d6efd;
    color: white;
}

.conversation-item.active .text-muted {
    color: rgba(255, 255, 255, 0.7) !important;
}

.conversation-item.active .badge {
    opacity: 0.9;
}

.conversation-title {
    font-size: 0.95rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Chat view styles */
.chat-header {
    border-bottom: 1px solid #dee2e6;
    background-color: white;
    position: sticky;
    top: 0;
    z-index: 10;
}

#chat-content {
    background-color: #f5f5f5;
}

.messages-container {
    max-width: 900px;
    margin: 0 auto;
}

/* Message bubbles */
.message-wrapper {
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
}

.message-wrapper.message-user {
    align-items: flex-end;
}

.message-wrapper.message-assistant {
    align-items: flex-start;
}

.message-wrapper.message-system {
    align-items: center;
}

.message-bubble {
    padding: 0.75rem 1rem;
    border-radius: 1rem;
    max-width: 75%;
    word-wrap: break-word;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.message-bubble.user {
    background-color: #0d6efd;
    color: white;
    border-bottom-right-radius: 0.25rem;
}

.message-bubble.assistant {
    background-color: white;
    color: #212529;
    border-bottom-left-radius: 0.25rem;
}

.message-bubble.system {
    background-color: #e9ecef;
    color: #6c757d;
    font-style: italic;
    max-width: 85%;
    text-align: center;
}

.message-timestamp {
    font-size: 0.75rem;
    color: #6c757d;
    margin-top: 0.25rem;
    padding: 0 0.5rem;
}

/* Markdown content styling */
.message-bubble p {
    margin: 0;
}

.message-bubble p + p {
    margin-top: 0.75rem;
}

.message-bubble h1,
.message-bubble h2,
.message-bubble h3,
.message-bubble h4,
.message-bubble h5,
.message-bubble h6 {
    margin-top: 1rem;
    margin-bottom: 0.5rem;
}

.message-bubble h1:first-child,
.message-bubble h2:first-child,
.message-bubble h3:first-child,
.message-bubble h4:first-child,
.message-bubble h5:first-child,
.message-bubble h6:first-child {
    margin-top: 0;
}

.message-bubble ul,
.message-bubble ol {
    margin: 0.5rem 0;
    padding-left: 1.5rem;
}

.message-bubble li {
    margin: 0.25rem 0;
}

.message-bubble code {
    background-color: rgba(0, 0, 0, 0.1);
    padding: 0.2rem 0.4rem;
    border-radius: 0.25rem;
    font-size: 0.9em;
}

.message-bubble.user code {
    background-color: rgba(255, 255, 255, 0.2);
}

.message-bubble pre {
    background-color: #f6f8fa;
    padding: 1rem;
    border-radius: 0.5rem;
    overflow-x: auto;
    margin: 0.75rem 0;
}

.message-bubble.user pre {
    background-color: rgba(0, 0, 0, 0.15);
}

.message-bubble pre code {
    background-color: transparent;
    padding: 0;
    border-radius: 0;
    font-size: 0.875rem;
    line-height: 1.5;
}

.message-bubble blockquote {
    border-left: 4px solid #dee2e6;
    padding-left: 1rem;
    margin: 0.75rem 0;
    color: #6c757d;
}

.message-bubble.user blockquote {
    border-left-color: rgba(255, 255, 255, 0.5);
    color: rgba(255, 255, 255, 0.9);
}

.message-bubble a {
    color: #0d6efd;
    text-decoration: underline;
}

.message-bubble.user a {
    color: white;
    text-decoration: underline;
}

/* Code block syntax highlighting adjustments */
.message-bubble.user .hljs {
    background-color: rgba(0, 0, 0, 0.15);
    color: #f8f9fa;
}

/* Drop zone overlay */
.drop-zone-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(13, 110, 253, 0.9);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    color: white;
}

.drop-zone-overlay.active {
    display: flex;
}

.drop-zone-content {
    text-align: center;
}

.drop-zone-content svg {
    margin-bottom: 1rem;
}

.drop-zone-content h2 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.drop-zone-content p {
    font-size: 1.125rem;
    opacity: 0.9;
}

/* Empty state */
.empty-state {
    color: #6c757d;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .message-bubble {
        max-width: 85%;
    }

    .sidebar-header h5 {
        font-size: 1rem;
    }

    .conversation-title {
        font-size: 0.875rem;
    }

    .chat-header h4 {
        font-size: 1.25rem;
    }
}

/* Scrollbar styling for webkit browsers */
#sidebar-content::-webkit-scrollbar,
#chat-content::-webkit-scrollbar {
    width: 8px;
}

#sidebar-content::-webkit-scrollbar-track,
#chat-content::-webkit-scrollbar-track {
    background: #f1f1f1;
}

#sidebar-content::-webkit-scrollbar-thumb,
#chat-content::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

#sidebar-content::-webkit-scrollbar-thumb:hover,
#chat-content::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* Badge spacing */
.badge {
    font-size: 0.7rem;
    padding: 0.25rem 0.5rem;
}

/* Ensure code blocks don't break layout */
.message-bubble pre {
    max-width: 100%;
}

.message-bubble pre code {
    white-space: pre;
    word-wrap: normal;
}

/* Search highlighting */
.search-highlight {
    background-color: #ffeb3b;
    color: #000;
    padding: 0.1rem 0.2rem;
    border-radius: 0.2rem;
    font-weight: 500;
}

.message-bubble.user .search-highlight {
    background-color: #ffd54f;
    color: #000;
}

.conversation-item.active .search-highlight {
    background-color: #ffd54f;
    color: #000;
}