* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

:root {
    --primary-color: #4CAF50;
    --primary-dark: #388E3C;
    --primary-light: #C8E6C9;
    --accent-color: #8BC34A;
    --text-color: #212121;
    --text-secondary: #757575;
    --background-color: #f9f9f9;
    --chat-bg: #ffffff;
    --bot-message-bg: #f1f8e9;
    --user-message-bg: #e8f5e9;
    --option-bg: #f1f8e9;
    --option-hover: #dcedc8;
}

body {
    background-color: var(--background-color);
    background-image: url('farm-pattern.svg');
    background-size: 200px;
    background-repeat: repeat;
    height: 100vh;
    width: 100vw;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.chat-container {
    width: 100%;
    height: 100%;
    max-width: 100%;
    display: flex;
    flex-direction: column;
    background-color: var(--chat-bg);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.chat-header {
    background-color: var(--primary-color);
    color: white;
    padding: 15px 20px;
    text-align: center;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 5px;
}

.logo img {
    width: 30px;
    height: 30px;
    margin-right: 10px;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 600;
}

.chat-header p {
    font-size: 0.9rem;
    opacity: 0.9;
}

.chat-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.message {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 18px;
    margin-bottom: 5px;
    animation: fadeIn 0.3s ease-in-out;
    word-wrap: break-word;
}

.bot-message {
    align-self: flex-start;
    background-color: var(--bot-message-bg);
    border-bottom-left-radius: 5px;
    color: var(--text-color);
}

.user-message {
    align-self: flex-end;
    background-color: var(--user-message-bg);
    border-bottom-right-radius: 5px;
    color: var(--text-color);
}

.chat-options {
    padding: 10px 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.option-button {
    background-color: var(--option-bg);
    border: 1px solid var(--primary-light);
    border-radius: 20px;
    padding: 8px 16px;
    font-size: 0.9rem;
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.2s ease;
    animation: scaleIn 0.3s ease-in-out;
}

.option-button:hover {
    background-color: var(--option-hover);
    transform: translateY(-2px);
}

.chat-input-container {
    padding: 15px 20px;
    background-color: white;
    border-top: 1px solid #eaeaea;
}

.chat-input-wrapper {
    display: flex;
    background-color: #f5f5f5;
    border-radius: 25px;
    padding: 5px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

#user-input {
    flex: 1;
    border: none;
    background: transparent;
    padding: 10px 15px;
    font-size: 1rem;
    outline: none;
    color: var(--text-color);
}

#send-btn {
    background-color: var(--primary-color);
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: background-color 0.2s;
}

#send-btn:hover {
    background-color: var(--primary-dark);
}

#send-btn svg {
    width: 18px;
    height: 18px;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Typing indicator */
.typing-indicator {
    display: flex;
    align-items: center;
    padding: 10px 15px;
    background-color: var(--bot-message-bg);
    border-radius: 18px;
    border-bottom-left-radius: 5px;
    align-self: flex-start;
    margin-bottom: 10px;
    width: fit-content;
}

.typing-indicator span {
    height: 8px;
    width: 8px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: inline-block;
    margin: 0 2px;
    opacity: 0.6;
}

.typing-indicator span:nth-child(1) {
    animation: bounce 1s infinite 0.1s;
}

.typing-indicator span:nth-child(2) {
    animation: bounce 1s infinite 0.3s;
}

.typing-indicator span:nth-child(3) {
    animation: bounce 1s infinite 0.5s;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-5px);
    }
}

/* Responsive styles */
@media (min-width: 768px) {
    .chat-container {
        width: 90%;
        height: 90%;
        max-width: 1200px;
        border-radius: 15px;
    }
    
    .chat-header {
        border-radius: 15px 15px 0 0;
    }
    
    .message {
        max-width: 70%;
    }
}

@media (max-width: 480px) {
    .chat-header {
        padding: 10px;
    }
    
    .logo h1 {
        font-size: 1.3rem;
    }
    
    .chat-messages {
        padding: 15px;
    }
    
    .message {
        max-width: 90%;
        padding: 10px 14px;
    }
    
    .option-button {
        padding: 6px 12px;
        font-size: 0.85rem;
    }
    
    .chat-input-container {
        padding: 10px;
    }
}