/* Base styles */
:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --background-color: #ffffff;
    --text-color: #212529;
    --sidebar-color: #f8f9fa;
    --message-user-bg: #e9f5ff;
    --message-bot-bg: #f8f9fa;
    --border-radius: 8px;
    --spacing: 16px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background-color);
    height: 100vh;
    overflow: hidden;
}

.container {
    height: 100vh;
    width: 100%;
}

/* Chat layout */
.chat-container {
    display: flex;
    height: 100%;
}

.sidebar {
    width: 280px;
    background-color: var(--sidebar-color);
    border-right: 1px solid rgba(0,0,0,0.1);
    display: flex;
    flex-direction: column;
    padding: var(--spacing);
    overflow-y: auto;
}

.logo {
    margin-bottom: var(--spacing);
    text-align: center;
}

.logo img {
    max-width: 100%;
    max-height: 60px;
}

.sidebar-content {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.sidebar-text {
    margin-bottom: var(--spacing);
}

.team-info {
    margin-top: auto;
    padding-top: var(--spacing);
    border-top: 1px solid rgba(0,0,0,0.1);
}

.team-member {
    display: flex;
    align-items: center;
    margin-bottom: 8px;
}

.team-member img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    margin-right: 8px;
}

.chat-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.chat-header {
    padding: var(--spacing);
    border-bottom: 1px solid rgba(0,0,0,0.1);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing);
}

.message {
    margin-bottom: var(--spacing);
    max-width: 80%;
    clear: both;
}

.user-message {
    float: right;
}

.bot-message {
    float: left;
}

.message-content {
    padding: 12px 16px;
    border-radius: var(--border-radius);
    display: inline-block;
}

.user-message .message-content {
    background-color: var(--message-user-bg);
    color: var(--text-color);
}

.bot-message .message-content {
    background-color: var(--message-bot-bg);
    color: var(--text-color);
}

.chat-input-container {
    padding: var(--spacing);
    border-top: 1px solid rgba(0,0,0,0.1);
    display: flex;
}

#chat-input {
    flex: 1;
    padding: 12px;
    border: 1px solid rgba(0,0,0,0.2);
    border-radius: var(--border-radius);
    resize: none;
    height: 60px;
    margin-right: 8px;
}

#send-button {
    padding: 0 24px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
}

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

.typing-indicator span {
    height: 8px;
    width: 8px;
    background-color: rgba(0,0,0,0.3);
    border-radius: 50%;
    display: inline-block;
    margin-right: 4px;
    animation: typing 1.5s infinite ease-in-out;
}

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

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

@keyframes typing {
    0% { transform: scale(1); }
    50% { transform: scale(1.5); }
    100% { transform: scale(1); }
}

/* Error page styles */
.error-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.error-box {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    padding: 2rem;
    text-align: center;
    max-width: 500px;
}

.error-message {
    margin: 1rem 0;
    color: #dc3545;
}

.error-actions {
    margin-top: 1.5rem;
}

.btn-primary {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    text-decoration: none;
}

/* Responsive design */
@media (max-width: 768px) {
    .chat-container {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        height: auto;
        max-height: 30%;
        border-right: none;
        border-bottom: 1px solid rgba(0,0,0,0.1);
    }
    
    .message {
        max-width: 90%;
    }
}