/* WIDGET CHATBOT */
.chatbot-widget {
    position: fixed;
    bottom: 25px;
    right: 25px;
    z-index: 1000;
}

.chatbot-container {
    position: absolute;
    bottom: 75px;
    right: 0;
    width: 380px;
    height: 520px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.2);
    display: none;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.1);
    animation: slideUp 0.3s ease;
}

.chatbot-container.open {
    display: flex;
}

.chat-header {
    background: linear-gradient(135deg, var(--chu-blue) 0%, var(--chu-dark-blue) 100%);
    color: white;
    padding: 20px;
    border-radius: 20px 20px 0 0;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.chat-header i {
    font-size: 1.3rem;
    background: rgba(255, 255, 255, 0.2);
    padding: 8px;
    border-radius: 50%;
}

.chat-header h6 {
    margin: 0;
    font-weight: 600;
    font-size: 1.1rem;
}

.chat-header small {
    opacity: 0.9;
    font-size: 0.85rem;
}

.chat-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    background: #f8f9fa;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* Custom scrollbar for chat */
.chat-messages::-webkit-scrollbar {
    width: 6px;
}

.chat-messages::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: var(--chu-blue);
    border-radius: 3px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
    background: var(--chu-dark-blue);
}

.message {
    padding: 12px 16px;
    border-radius: 18px;
    max-width: 85%;
    word-wrap: break-word;
    position: relative;
    animation: messageAppear 0.3s ease;
}

@keyframes messageAppear {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.user-message {
    background: linear-gradient(135deg, var(--chu-blue) 0%, var(--chu-dark-blue) 100%);
    color: white;
    margin-left: auto;
    border-bottom-right-radius: 5px;
    box-shadow: 0 2px 8px rgba(0, 86, 166, 0.3);
}

.bot-message {
    background: white;
    color: var(--chu-dark);
    margin-right: auto;
    border-bottom-left-radius: 5px;
    border: 1px solid #e9ecef;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.chat-input {
    padding: 20px;
    border-top: 1px solid #e9ecef;
    background: white;
}

.chat-input .input-group {
    gap: 10px;
}

.chat-input .form-control {
    border-radius: 25px;
    padding: 12px 20px;
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
}

.chat-input .form-control:focus {
    border-color: var(--chu-blue);
    box-shadow: 0 0 0 0.2rem rgba(0, 86, 166, 0.15);
}

.chat-input .btn {
    border-radius: 50%;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--chu-blue) 0%, var(--chu-dark-blue) 100%);
    border: none;
    transition: all 0.3s ease;
}

.chat-input .btn:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(0, 86, 166, 0.4);
}

/* CHATBOT BUTTON */
.chatbot-btn {
    background: linear-gradient(135deg, var(--chu-blue) 0%, var(--chu-dark-blue) 100%);
    color: white;
    border: none;
    border-radius: 50%;
    width: 65px;
    height: 65px;
    font-size: 1.6rem;
    box-shadow: 0 8px 25px rgba(0, 86, 166, 0.4);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.chatbot-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.1);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.chatbot-btn:hover::before {
    opacity: 1;
}

.chatbot-btn:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 30px rgba(0, 86, 166, 0.6);
}

.chatbot-btn.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 8px 25px rgba(0, 86, 166, 0.4);
    }
    50% {
        box-shadow: 0 8px 25px rgba(0, 86, 166, 0.8), 0 0 0 10px rgba(0, 86, 166, 0.2);
    }
    100% {
        box-shadow: 0 8px 25px rgba(0, 86, 166, 0.4);
    }
}

/* TYPING INDICATOR */
.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 15px 20px;
    background: white;
    border-radius: 18px;
    border-bottom-left-radius: 5px;
    border: 1px solid #e9ecef;
    width: fit-content;
    margin-right: auto;
}

.typing-dot {
    width: 8px;
    height: 8px;
    background: var(--chu-blue);
    border-radius: 50%;
    animation: typing 1.4s infinite ease-in-out;
}

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

@keyframes typing {
    0%, 80%, 100% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* QUICK ACTIONS */
.quick-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 10px;
}

.quick-action-btn {
    background: var(--chu-light-blue);
    color: var(--chu-blue);
    border: none;
    border-radius: 15px;
    padding: 6px 12px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.quick-action-btn:hover {
    background: var(--chu-blue);
    color: white;
    transform: translateY(-2px);
}

/* RESPONSIVE CHATBOT */
@media (max-width: 480px) {
    .chatbot-container {
        width: 320px;
        right: -40px;
    }
    
    .chatbot-btn {
        width: 55px;
        height: 55px;
        font-size: 1.4rem;
    }
}

@media (max-width: 360px) {
    .chatbot-container {
        width: 280px;
        right: -60px;
    }
}