/* /assets/css/chatbot.css (Final Professional Version) */

/* --- 1. Design System & Variables --- */
:root {
    --chatbot-blue: #005A9C;
    --chatbot-yellow: #FFC107;
    --chatbot-light-gray: #E9ECEF;
    --chatbot-mid-gray: #ddd;
    --chatbot-dark-text: #212529;
    --chatbot-light-text: #ffffff;
    --chatbot-shadow: 0 4px 12px rgba(0,0,0,0.25);
    --chatbot-window-shadow: 0 10px 30px rgba(0,0,0,0.2);
    --chatbot-transition-speed: 0.2s ease;
}

/* --- 2. Chat Widget Container --- */
.chat-widget-container {
    position: fixed;
    bottom: 25px;
    right: 25px;
    z-index: 1000;
}
body[dir="rtl"] .chat-widget-container {
    right: auto;
    left: 25px;
}

/* --- 3. Chat Toggle Button (FAB) --- */
.chat-widget-button {
    background-color: var(--chatbot-blue);
    color: var(--chatbot-light-text);
    border: none;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    font-size: 28px;
    cursor: pointer;
    box-shadow: var(--chatbot-shadow);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: transform var(--chatbot-transition-speed);
}
.chat-widget-button:hover {
    transform: scale(1.1);
}

/* --- 4. Chat Window --- */
.chat-widget-window {
    display: none; /* Hidden by default, toggled by JS */
    width: 370px;
    max-height: 550px;
    background-color: var(--chatbot-light-text);
    border-radius: 15px;
    box-shadow: var(--chatbot-window-shadow);
    flex-direction: column;
    overflow: hidden;
    position: absolute; /* Positioned relative to .chat-widget-container */
    bottom: 95px; /* Above the toggle button */
    right: 0;
    transform-origin: bottom right; /* For scaling animations */
    animation: fadeInScale 0.3s forwards;
}
body[dir="rtl"] .chat-widget-window {
    right: auto;
    left: 0;
    transform-origin: bottom left;
}

/* --- Chat Window Header --- */
.chat-widget-header {
    background: linear-gradient(135deg, var(--chatbot-blue), #004B8D); /* Gradient Blue */
    color: var(--chatbot-light-text);
    padding: 15px 20px;
    font-weight: bold;
    font-size: 1.1em;
    text-align: center;
    border-bottom: 3px solid var(--chatbot-yellow); /* Raqmasar Yellow Accent */
    flex-shrink: 0; /* Prevent header from shrinking */
}

/* --- Chat Messages Display Area --- */
.chat-messages {
    flex-grow: 1; /* Allow messages to fill vertical space */
    padding: 20px;
    overflow-y: auto;
    height: 400px; /* Fixed height for scrollable area */
    background-color: #f4f7f9;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.chat-message {
    display: flex;
    flex-direction: column;
}
.chat-message.user {
    align-items: flex-end; /* User messages align right */
}
body[dir="rtl"] .chat-message.user {
    align-items: flex-start; /* User messages align left in RTL */
}
.chat-message.bot {
    align-items: flex-start; /* Bot messages align left */
}
body[dir="rtl"] .chat-message.bot {
    align-items: flex-end; /* Bot messages align right in RTL */
}

.message-bubble {
    display: inline-block;
    padding: 12px 18px;
    max-width: 85%;
    line-height: 1.5;
    border-radius: 20px;
    word-wrap: break-word;
}
.chat-message.bot .message-bubble {
    background-color: var(--chatbot-light-gray);
    color: var(--chatbot-dark-text);
    border-top-left-radius: 5px; /* Tail effect */
}
body[dir="rtl"] .chat-message.bot .message-bubble {
    border-top-left-radius: 20px;
    border-top-right-radius: 5px; /* Flip tail for RTL */
}
.chat-message.user .message-bubble {
    background-color: var(--chatbot-blue);
    color: var(--chatbot-light-text);
    border-top-right-radius: 5px; /* Tail effect */
}
body[dir="rtl"] .chat-message.user .message-bubble {
    border-top-right-radius: 20px;
    border-top-left-radius: 5px; /* Flip tail for RTL */
}

/* --- Bot Typing Indicator --- */
#typing-indicator .typing-indicator-bubble {
    background-color: var(--chatbot-light-gray);
    padding: 12px 18px;
    border-radius: 20px;
    border-top-left-radius: 5px;
    display: inline-flex;
    align-items: center;
    gap: 3px;
}
body[dir="rtl"] #typing-indicator .typing-indicator-bubble {
    border-radius: 20px;
    border-top-right-radius: 5px;
}
.typing-indicator-bubble span {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #aeb6bf;
    animation: typing-bounce 1.2s infinite ease-in-out;
}
.typing-indicator-bubble span:nth-of-type(2) { animation-delay: -1.0s; }
.typing-indicator-bubble span:nth-of-type(3) { animation-delay: -0.8s; }

@keyframes typing-bounce {
    0%, 80%, 100% { transform: scale(0); }
    40% { transform: scale(1.0); }
}

/* --- Chat Input Area --- */
.chat-input-area {
    padding: 15px;
    border-top: 1px solid var(--chatbot-mid-gray);
    background-color: var(--chatbot-light-text);
    flex-shrink: 0;
}
.chat-input-area form {
    display: flex;
    align-items: center;
}
.chat-input-area input {
    flex-grow: 1;
    border: 2px solid #ccc;
    border-radius: 25px;
    padding: 12px 18px;
    margin-right: 10px;
    transition: border-color var(--chatbot-transition-speed);
}
body[dir="rtl"] .chat-input-area input {
    margin-right: 0;
    margin-left: 10px;
}
.chat-input-area input:focus {
    outline: none;
    border-color: var(--chatbot-blue);
}
.chat-input-area button {
    background-color: var(--chatbot-yellow);
    color: var(--chatbot-dark-text);
    font-weight: bold;
    border: none;
    border-radius: 50%;
    width: 45px;
    height: 45px;
    cursor: pointer;
    font-size: 1.2em;
    transition: background-color var(--chatbot-transition-speed);
    display: flex;
    justify-content: center;
    align-items: center;
}
.chat-input-area button:hover {
    background-color: #ffca2c;
}

/* --- Chat Suggestions --- */
.chat-suggestions-container {
    padding: 10px 20px 15px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    background-color: #f4f7f9;
    border-top: 1px solid rgba(221, 221, 221, 0.5);
}
.chat-suggestion-btn {
    background-color: #e0e7ff;
    color: var(--chatbot-blue);
    border: 1px solid #c7d2fe;
    border-radius: 20px;
    padding: 8px 15px;
    font-size: 0.9em;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
}
.chat-suggestion-btn:hover {
    background-color: #c7d2fe;
    transform: translateY(-2px);
}

/* --- Animations --- */
@keyframes fadeInScale {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

/* --- Responsive Adjustments --- */
@media (max-width: 500px) {
    .chat-widget-window {
        width: 90vw;
        right: 5vw;
        left: auto;
        bottom: 85px;
        max-height: 70vh;
    }
    body[dir="rtl"] .chat-widget-window {
        right: auto;
        left: 5vw;
    }
    .chat-widget-container {
        bottom: 15px;
        right: 15px;
    }
    body[dir="rtl"] .chat-widget-container {
        right: auto;
        left: 15px;
    }
}