/* AI Chat Popup Styles */
#ai-chat-widget {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

#ai-chat-button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

#ai-chat-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.6);
}

#ai-chat-window {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 350px;
    height: 500px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    display: none;
    flex-direction: column;
    overflow: hidden;
    transform-origin: bottom right;
    animation: scaleIn 0.3s ease;
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

#ai-chat-header {
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#ai-chat-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
}

#ai-chat-close {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    font-size: 16px;
}

#ai-chat-messages {
    flex: 1;
    padding: 15px;
    overflow-y: auto;
    background: #f8fafc;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.ai-msg, .user-msg {
    max-width: 80%;
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 14px;
    line-height: 1.4;
    word-wrap: break-word;
}

.ai-msg {
    align-self: flex-start;
    background: white;
    color: #1e293b;
    border: 1px solid #e2e8f0;
    border-bottom-left-radius: 2px;
}

.user-msg {
    align-self: flex-end;
    background: #3b82f6;
    color: white;
    border-bottom-right-radius: 2px;
}

.ai-msg a {
    color: #2563eb;
    text-decoration: underline;
}

#ai-chat-input-area {
    padding: 15px;
    background: white;
    border-top: 1px solid #e2e8f0;
    display: flex;
    gap: 10px;
}

#ai-chat-input {
    flex: 1;
    padding: 10px 15px;
    border: 1px solid #e2e8f0;
    border-radius: 20px;
    outline: none;
    font-size: 14px;
    transition: border-color 0.3s;
}

#ai-chat-input:focus {
    border-color: #3b82f6;
}

#ai-chat-send {
    background: #3b82f6;
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s;
}

#ai-chat-send:hover {
    background: #2563eb;
}

.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 10px 14px;
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    align-self: flex-start;
    width: fit-content;
}

.typing-indicator span {
    width: 6px;
    height: 6px;
    background: #94a3b8;
    border-radius: 50%;
    animation: typing 1.4s infinite ease-in-out both;
}

.typing-indicator span:nth-child(1) { animation-delay: -0.32s; }
.typing-indicator span:nth-child(2) { animation-delay: -0.16s; }

@keyframes typing {
    0%, 80%, 100% { transform: scale(0); }
    40% { transform: scale(1); }
}

@media (max-width: 480px) {
    #ai-chat-window {
        width: 100%;
        height: 100vh;
        bottom: 0;
        right: 0;
        border-radius: 0;
        position: fixed;
    }
}