/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Arial', sans-serif;
}

body {
    background-color: #f5f5f5;
    height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Chat container styles */
.chat-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    max-width: 100%;
    margin: 0 auto;
    background-color: white;
}

/* Header styles */
.chat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background-color: white;
    border-bottom: 1px solid #e0e0e0;
}

.menu-btn, .new-chat-btn {
    background: none;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.new-chat-btn {
    background-color: #f5f5f5;
    color: #333;
}

/* Chat messages area */
.chat-messages {
    flex-grow: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.welcome-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    text-align: center;
    color: #333;
}

.logo-container {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
}

.logo {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.welcome-message h2 {
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.welcome-message p {
    font-size: 1.2rem;
    color: #666;
}

/* Message styles */
.message {
    margin-bottom: 15px;
    max-width: 80%;
}

.user-message {
    align-self: flex-end;
    background-color: #e6f2ff;
    border-radius: 18px 18px 4px 18px;
    padding: 10px 15px;
}

.bot-message {
    align-self: flex-start;
    background-color: #f0f0f0;
    border-radius: 18px 18px 18px 4px;
    padding: 10px 15px;
}

/* Input area styles */
.chat-input-container {
    padding: 10px;
    border-top: 1px solid #e0e0e0;
    background-color: white;
}

.chat-input-wrapper {
    display: flex;
    border-radius: 25px;
    overflow: hidden;
    background-color: #f5f5f5;
    padding: 10px 15px;
    margin-bottom: 10px;
}

.message-input {
    flex-grow: 1;
    border: none;
    outline: none;
    background: transparent;
    font-size: 1rem;
    padding: 5px;
}

.send-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    color: #4285f4;
}

/* Footer styles */
.chat-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 5px 0;
}

.footer-btn {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    color: #666;
    display: flex;
    align-items: center;
    gap: 5px;
}

.footer-btn:last-child {
    background-color: #4285f4;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

/* Message typing animation */
.typing-indicator {
    display: flex;
    align-items: center;
    margin: 10px 0;
}

.typing-indicator span {
    height: 8px;
    width: 8px;
    background-color: #666;
    border-radius: 50%;
    display: inline-block;
    margin: 0 2px;
    animation: typing 1s 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: translateY(0); }
    50% { transform: translateY(-5px); }
    100% { transform: translateY(0); }
}

/* Responsive design */
@media (min-width: 769px) {
    .chat-container {
        max-width: 1200px;
        margin: 0 auto;
        height: 100vh;
    }
}

@media (max-width: 768px) {
    .chat-container {
        width: 100%;
        height: 100vh;
    }
    
    .message {
        max-width: 85%;
        font-size: 0.95rem;
    }
    
    .chat-header {
        padding: 10px;
    }
    
    .chat-input-wrapper {
        margin: 5px 0;
    }
    
    .footer-btn {
        padding: 6px 12px;
        font-size: 0.85rem;
    }
    
    .welcome-message h2 {
        font-size: 1.5rem;
    }
    
    .welcome-message p {
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .message {
        max-width: 90%;
        font-size: 0.9rem;
    }
    
    .chat-footer {
        flex-wrap: wrap;
        gap: 5px;
    }
    
    .footer-btn {
        flex: 1;
        min-width: 80px;
        justify-content: center;
    }
    
    .footer-btn:last-child {
        flex: 0;
    }
    
    .chat-input-wrapper {
        padding: 8px 12px;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    body {
        background-color: #1a1a1a;
    }
    
    .chat-container,
    .chat-header {
        background-color: #2d2d2d;
        color: #ffffff;
    }
    
    .message-input {
        color: #ffffff;
    }
    
    .chat-input-wrapper {
        background-color: #3d3d3d;
    }
    
    .user-message {
        background-color: #4285f4;
        color: #ffffff;
    }
    
    .bot-message {
        background-color: #3d3d3d;
        color: #ffffff;
    }
    
    .footer-btn {
        color: #ffffff;
    }
    
    .new-chat-btn {
        background-color: #3d3d3d;
        color: #ffffff;
    }
}

/* Accessibility improvements */
.message:focus,
.message-input:focus,
.footer-btn:focus {
    outline: 2px solid #4285f4;
    outline-offset: 2px;
}

/* Touch device optimizations */
@media (hover: none) {
    .footer-btn:hover {
        background-color: transparent;
    }
    
    .footer-btn:active {
        background-color: rgba(66, 133, 244, 0.1);
    }
}

/* Admin panel integration */
.chat-container[data-theme="dark"] {
    background-color: #2d2d2d;
    color: #ffffff;
}

.chat-container[data-position="top-left"] {
    margin: 20px 0 0 20px;
}

.chat-container[data-position="top-right"] {
    margin: 20px 20px 0 0;
}

.chat-container[data-position="bottom-left"] {
    margin: 0 0 20px 20px;
}

.chat-container[data-position="bottom-right"] {
    margin: 0 20px 20px 0;
}

/* Loading states */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* Error states */
.error-state {
    border-color: #dc3545;
    color: #dc3545;
}

/* Notification system */
.notification {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 15px 20px;
    border-radius: 8px;
    background-color: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    max-width: 300px;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Code block styling */
pre {
    background-color: #f5f5f5;
    padding: 15px;
    border-radius: 8px;
    overflow-x: auto;
    margin: 10px 0;
}

code {
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
}

@media (prefers-color-scheme: dark) {
    pre {
        background-color: #3d3d3d;
    }
    
    code {
        color: #ffffff;
    }
}

/* Status bar styling (for mobile view) */
.status-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 5px 15px;
    background-color: white;
    font-size: 0.8rem;
    color: #666;
}

.status-bar-left, .status-bar-right {
    display: flex;
    align-items: center;
    gap: 5px;
}

/* Loading animation for API responses */
.loading-animation {
    display: inline-block;
    position: relative;
    width: 80px;
    height: 20px;
}

.loading-animation div {
    position: absolute;
    top: 8px;
    width: 13px;
    height: 13px;
    border-radius: 50%;
    background: #4285f4;
    animation-timing-function: cubic-bezier(0, 1, 1, 0);
}

.loading-animation div:nth-child(1) {
    left: 8px;
    animation: loading1 0.6s infinite;
}

.loading-animation div:nth-child(2) {
    left: 8px;
    animation: loading2 0.6s infinite;
}

.loading-animation div:nth-child(3) {
    left: 32px;
    animation: loading2 0.6s infinite;
}

.loading-animation div:nth-child(4) {
    left: 56px;
    animation: loading3 0.6s infinite;
}

@keyframes loading1 {
    0% { transform: scale(0); }
    100% { transform: scale(1); }
}

@keyframes loading2 {
    0% { transform: translate(0, 0); }
    100% { transform: translate(24px, 0); }
}

@keyframes loading3 {
    0% { transform: scale(1); }
    100% { transform: scale(0); }
}