app/frontend/static/styles.css

#pdf-container {
    margin: 0 auto;
    max-width: 100%;
    overflow-x: auto;
    text-align: center;
    padding: 20px 0;
}

#pdf-canvas {
    margin: 0 auto;
    display: block;
    max-width: 100%;
    box-shadow: 0 0 5px rgba(0,0,0,0.2);
}

#pageNum {
    height: 40px; /* optional */
    font-size: 16px; /* makes text inside input larger */
    padding: 10px;
    width: 9vh;    /* optional for more padding inside the box */
}

.page-input {
    width: 60px;
    padding: 8px;
    padding-right: 40px; /* reserve space for label inside input box */
    text-align: center;
    border: 1px solid #ddd;
    border-radius: 4px;
    -moz-appearance: textfield;
}

.page-input-label {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 12px;
    color: #666;
    pointer-events: none;
    background-color: #fff; /* Match background to prevent text overlapping */
    padding-left: 4px;
}

.page-input-container {
    position: relative;
    display: inline-flex;
    align-items: center;
}

/* Hide number arrows in Chrome/Safari */
.page-input::-webkit-outer-spin-button,
.page-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* Pagination styling */
.pagination-container {
    margin: 20px 0;
    text-align: center;
}

.pagination {
    display: inline-flex;
    align-items: center;
}

.pagination-button {
    padding: 8px 16px;
    background: #4a6fa5;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 5px;
}

.pagination-button-text:hover {
    background-color: #e0e0e0;
    transform: translateY(-1px);
}

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

.text-viewer {
    overflow-y: auto;  /* Enables vertical scrolling when needed */
    height: 100%; 
    width: 100%; /* Or whatever height you prefer */
    font-family: monospace;
    white-space: pre-wrap; /* Preserve line breaks but wrap text */
    background: #f8f8f8;
    padding: 20px;
    border-radius: 5px;
    line-height: 1.5;
}

.citation {
    background-color: rgba(0, 255, 0, 0.2);
    padding: 2px 0;
}

.no-content {
    color: #999;
    font-style: italic;
}

.pagination-container-text {
    margin: 20px 0;
    text-align: center;
}

.pagination-button-text {
    padding: 8px 16px;
    background: #4a6fa5;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}



/*           --------------------------------------------               */

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: #f7f7f8;
    color: #111827;
    margin: 0;
    overflow: hidden; 
    height: 100vh;
    padding: 0;
    display: flex;
}

.sidebar {
    width: 260px;
    height: 100vh;
    background-color: #1F2937;
    /* border-right: 1px solid #e1e4e8; */
    overflow-y: auto; 
    padding: 8px;
    position: sticky;
    top: 0;
}

.chat-page {
    background-color: #111827;
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden; /* Prevent double scrollbars */
}

.container {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 0;
    max-width: 100%;
    height: 100%;
}

/* Chat messages section */
.chat-messages {
    flex: 1;
    overflow-y: auto; /* Make only this section scrollable */
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Input area - stays fixed at bottom */
.input-group {
    /* padding: 16px;
    background-color: #44444C; */
    /* border-top: 1px solid #e1e4e8; */
    position: sticky;
    bottom: 0;
}

/* General styles */

/* Sidebar styles */

.chat-group {
    font-weight: 500;
    color: #9bb8d3;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 12px;
    padding: 8px 12px;
}

.btn {
    border-radius: 10px;
    padding: 8px 12px;
    font-size: 14px;
    transition: all 0.2s;
}

.btn-success {
    background-color: #19c37d;
    border-color: #19c37d;
}

.btn-success:hover {
    background-color: #16a369;
    border-color: #16a369;
}

.btn-outline-secondary {
    /* border-color: #e1e4e8; */
    color: #374151;
    background-color: transparent;
}

.btn-outline-secondary:hover {
    background-color: #273c50;
    border-color: #e1e4e8;
}

.btn-outline-light {
    border-color: #e1e4e8;
    color: #666;
    background-color: transparent;
}

.btn-outline-light:hover {
    background-color: #e9ecef;
    border-color: #e1e4e8;
}

/* Chat page styles */

.message {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 12px;
    line-height: 1.5;
}

.user-message {
    align-self: flex-end;
    background-color: #19c37d;
    color: white;
    border-bottom-right-radius: 4px;
}

.assistant-message {
    align-self: flex-start;
    background-color: #f0f4f8;
    border-bottom-left-radius: 4px;
}

.message-header {
    font-weight: 600;
    font-size: 12px;
    margin-bottom: 4px;
    color: #666;
}

.user-message .message-header {
    color: rgba(255, 255, 255, 0.8);
}

.message-content {
    font-size: 14px;
}


.form-control {
    border-radius: 6px;
    padding: 10px 12px;
    background-color: #374151;
    /* border: 1px solid #e1e4e8; */
}

.form-control:focus {
    box-shadow: none;
    border-color: #19c37d;
}

/* File input button */
.btn-outline-secondary {
    position: relative;
}

.btn-outline-secondary input[type="file"] {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    cursor: pointer;
}

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

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #ccc;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #aaa;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .sidebar {
        width: 220px;
    }
    
    .message {
        max-width: 90%;
    }
}

#queryInput {
    background-color: #374151;
    color: white;
}

#queryInput:focus {
    background-color: #374151;
    color: white;
    outline: none;
    box-shadow: none;
    border-color: #19c37d; /* optional green border for focus, remove if unwanted */
}

#searchButton {
    background-color: #374151;
}

#fileInput {
    background-color: #374151;
}


/* For the placeholder text color */
#queryInput::placeholder {
    color: rgba(255, 255, 255, 0.7); /* Slightly transparent white */
}

.auth-card {
    background-color: #1F2937;
    border: none;
    border-radius: 12px;
}

.auth-input {
    background-color: #374151 !important;
    border: none !important;
    color: white !important;
}

.auth-input-group-text {
    background-color: #374151 !important;
    border: none !important;
}