.ai-chatbot {
    position: fixed;
    right: 24px;
    bottom: 24px;
    z-index: 2000;
    font-family: 'Segoe UI', Arial, sans-serif;
}

.ai-chatbot-toggle {
    width: 58px;
    height: 58px;
    border: 0;
    border-radius: 50%;
    color: #102047;
    background: linear-gradient(135deg, #F59E0B, #ffd47c);
    box-shadow: 0 16px 34px rgba(30, 58, 138, 0.28);
    font-size: 22px;
    cursor: pointer;
}

.ai-chatbot-panel {
    position: absolute;
    right: 0;
    bottom: 72px;
    width: min(380px, calc(100vw - 32px));
    min-height: 460px;
    display: none;
    flex-direction: column;
    overflow: hidden;
    border-radius: 18px;
    background: #fff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 24px 60px rgba(19, 40, 93, 0.24);
}

.ai-chatbot.is-open .ai-chatbot-panel {
    display: flex;
}

.ai-chatbot-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding: 16px 18px;
    color: #fff;
    background: linear-gradient(135deg, #1E3A8A, #0f766e);
}

.ai-chatbot-header strong,
.ai-chatbot-header span {
    display: block;
}

.ai-chatbot-header span {
    color: rgba(255, 255, 255, 0.74);
    font-size: 12px;
}

.ai-chatbot-header button {
    width: 34px;
    height: 34px;
    border: 0;
    border-radius: 50%;
    color: #fff;
    background: rgba(255, 255, 255, 0.14);
    cursor: pointer;
}

.ai-chatbot-messages {
    flex: 1;
    max-height: 340px;
    padding: 16px;
    overflow-y: auto;
    background: #f8fbff;
}

.ai-chatbot-message {
    width: fit-content;
    max-width: 88%;
    padding: 11px 13px;
    margin-bottom: 10px;
    border-radius: 14px;
    line-height: 1.45;
    font-size: 14px;
    white-space: pre-wrap;
}

.ai-chatbot-message.bot {
    color: #24345f;
    background: #fff;
    border: 1px solid rgba(30, 58, 138, 0.1);
}

.ai-chatbot-message.user {
    margin-left: auto;
    color: #102047;
    background: rgba(45, 212, 191, 0.18);
}

.ai-chatbot-form {
    display: flex;
    gap: 10px;
    padding: 14px;
    background: #fff;
    border-top: 1px solid rgba(15, 23, 42, 0.08);
}

.ai-chatbot-form input {
    min-width: 0;
    flex: 1;
    border: 1px solid rgba(100, 116, 139, 0.26);
    border-radius: 999px;
    padding: 11px 14px;
    color: #1F2937;
}

.ai-chatbot-form button {
    width: 42px;
    height: 42px;
    flex: 0 0 auto;
    border: 0;
    border-radius: 50%;
    color: #102047;
    background: #F59E0B;
    cursor: pointer;
}

.ai-chatbot-form.is-loading button,
.ai-chatbot-form.is-loading input {
    opacity: 0.7;
}

/* Mobile Responsiveness for Chatbot */
@media (max-width: 767px) {
    .ai-chatbot {
        right: 16px;
        bottom: 16px;
    }
    
    .ai-chatbot-toggle {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }

    .ai-chatbot-panel {
        width: calc(100vw - 32px);
        min-height: auto;
        height: 70vh;
        max-height: 500px;
        bottom: 64px;
        right: 0;
        border-radius: 14px;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    }
    
    .ai-chatbot-messages {
        max-height: calc(70vh - 120px);
    }
}