static/css/main.css

:root {
    --primary-color: #132A13;
    --secondary-color: #31572C;
    --accent-color: #4F772D;
    --background-color: #f5f2e6;
    --text-color: #132A13;
    --light-text-color: #90A955;
    --chat-width: 100%;
    --pdf-width: 0%;
    --transition-speed: 0.3s;
}

body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: Arial, sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
}

.split-screen {
    display: flex;
    height: 100vh;
    width: 100%;
    transition: all var(--transition-speed) ease;
}

.left-panel {
    display: flex;
    flex-direction: column;
    width: var(--chat-width);
    transition: width var(--transition-speed) ease;
}

.right-panel {
    display: flex;
    flex-direction: column;
    width: var(--pdf-width);
    transition: width var(--transition-speed) ease;
    position: relative;
}

#resizer {
    width: 10px;
    background: #ccc;
    cursor: col-resize;
    transition: background 0.3s;
    display: none;
}

#resizer:hover {
    background: #999;
}

.chat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    background-color: var(--primary-color);
    color: white;
}

.logo {
    font-size: 20px;
    font-weight: bold;
}

#status-indicator {
    display: flex;
    align-items: center;
}

#status-bulb {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    margin-left: 10px;
    transition: background-color 0.3s ease;
}

#chat-container {
    flex-grow: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.message {
    max-width: 80%;
    margin-bottom: 15px;
    padding: 10px;
    border-radius: 10px;
    line-height: 1.4;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 0.3s forwards;
}

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

.user-message {
    align-self: flex-end;
    background-color: var(--accent-color);
    color: white;
}

.bot-message {
    align-self: flex-start;
    background-color: white;
    border: 1px solid var(--secondary-color);
}

.input-area {
    display: flex;
    flex-direction: column;
    padding: 10px;
    border-top: 1px solid #ccc;
}

#user-input {
    flex-grow: 1;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    margin-bottom: 10px;
    resize: vertical;
    min-height: 50px;
    transition: border-color 0.3s ease;
}

#user-input:focus {
    border-color: var(--accent-color);
    outline: none;
}

#send-button {
    padding: 10px 20px;
    background-color: var(--accent-color);
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    align-self: flex-end;
    transition: background-color 0.3s ease;
}

#send-button:hover {
    background-color: var(--secondary-color);
}

#viewer-container {
    flex-grow: 1;
    display: flex;
    position: relative;
}

#pdf-viewer {
    width: 100%;
    height: 100%;
    border: none;
}

.sources {
    font-size: 0.9em;
    color: #666;
    margin-top: 10px;
    margin-bottom: 15px;
}

.sources a {
    color: var(--accent-color);
    text-decoration: none;
    display: block;
    margin-bottom: 5px;
    transition: color 0.3s ease;
}

.sources a:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

#follow-up-container {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    margin-bottom: 10px;
}

.follow-up-button {
    background-color: var(--light-text-color);
    border: none;
    border-radius: 15px;
    padding: 5px 10px;
    font-size: 0.9em;
    color: white;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.1s ease;
}

.follow-up-button:hover {
    background-color: var(--accent-color);
    transform: scale(1.05);
}

.searching {
    font-style: italic;
    color: var(--light-text-color);
    align-self: flex-start;
    margin-bottom: 15px;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.searching::after {
    content: '...';
    animation: pulse 1.5s infinite;
    display: inline-block;
    width: 1em;
    text-align: left;
}

#close-pdf {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--accent-color);
    color: white;
    border: none;
    padding: 5px 10px;
    cursor: pointer;
    z-index: 1000;
    transition: background-color 0.3s ease, transform 0.1s ease;
}

#close-pdf:hover {
    background: var(--secondary-color);
    transform: scale(1.05);
}

@media (max-width: 768px) {
    .split-screen {
        flex-direction: column;
    }

    .left-panel, .right-panel {
        width: 100%;
        max-width: 100%;
    }

    #resizer {
        display: none;
    }
}

body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

.container {
    display: flex;
    height: 100vh;
}

.history-container {
    width: 300px;
    background-color: #f0f0f0;
    padding: 20px;
    overflow-y: auto;
}

.chat-container {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    padding: 20px;
}

#chat-messages {
    flex-grow: 1;
    overflow-y: auto;
    margin-bottom: 20px;
}

.input-container {
    display: flex;
}

#user-input {
    flex-grow: 1;
    padding: 10px;
    font-size: 16px;
}

button {
    padding: 10px 20px;
    font-size: 16px;
    background-color: #007bff;
    color: white;
    border: none;
    cursor: pointer;
}

.history-item {
    margin-bottom: 15px;
    padding-bottom: 15px;
    border-bottom: 1px solid #ccc;
}

.history-item h3 {
    margin-top: 0;
    color: #007bff;
}