/* ==========================================
   AI Chat Widget Styles
   ========================================== */

/* Chat Button */
.chat-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.4);
    transition: all 0.3s ease;
    z-index: 1000;
    opacity: 0;
    transform: scale(0);
}

.chat-button.show {
    opacity: 1;
    transform: scale(1);
    animation: bounce 2s infinite;
}

.chat-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(37, 99, 235, 0.5);
}

.chat-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: #ef4444;
    color: white;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    font-size: 12px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid white;
}

/* Chat Window */
.chat-window {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 380px;
    height: 600px;
    max-height: calc(100vh - 40px);
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    z-index: 1001;
    opacity: 0;
    transform: scale(0.8) translateY(20px);
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.chat-window.active {
    opacity: 1;
    transform: scale(1) translateY(0);
    pointer-events: all;
}

/* Chat Header */
.chat-header {
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
    padding: 20px;
    border-radius: 16px 16px 0 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.chat-header-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.chat-avatar {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

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

.chat-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    opacity: 0.9;
    margin-top: 2px;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #10b981;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.chat-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

.chat-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Chat Messages */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    background: #f9fafb;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.chat-messages::-webkit-scrollbar {
    width: 6px;
}

.chat-messages::-webkit-scrollbar-track {
    background: transparent;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 3px;
}

.chat-message {
    display: flex;
    animation: messageSlideIn 0.3s ease;
}

.user-message {
    justify-content: flex-end;
}

.bot-message {
    justify-content: flex-start;
}

.message-bubble {
    max-width: 75%;
    padding: 12px 16px;
    border-radius: 16px;
    font-size: 14px;
    line-height: 1.5;
    word-wrap: break-word;
}

.user-message .message-bubble {
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    color: white;
    border-bottom-right-radius: 4px;
}

.bot-message .message-bubble {
    background: white;
    color: #1f2937;
    border-bottom-left-radius: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

/* Typing Indicator */
.typing-indicator {
    display: flex;
    align-items: center;
}

.typing-dots {
    display: flex;
    gap: 4px;
    padding: 12px 16px;
    background: white;
    border-radius: 16px;
    border-bottom-left-radius: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.typing-dots span {
    width: 8px;
    height: 8px;
    background: #9ca3af;
    border-radius: 50%;
    animation: typingDots 1.4s infinite;
}

.typing-dots span:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dots span:nth-child(3) {
    animation-delay: 0.4s;
}

/* Quick Replies */
.chat-quick-replies {
    padding: 0 20px 12px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    background: white;
}

.quick-reply-btn {
    background: #eff6ff;
    color: #2563eb;
    border: 1px solid #bfdbfe;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.quick-reply-btn:hover {
    background: #2563eb;
    color: white;
    border-color: #2563eb;
    transform: translateY(-2px);
}

/* Chat Input */
.chat-input-container {
    background: white;
    border-top: 1px solid #e5e7eb;
    border-radius: 0 0 16px 16px;
}

.chat-input-wrapper {
    display: flex;
    padding: 16px 20px;
    gap: 12px;
}

.chat-input {
    flex: 1;
    border: 2px solid #e5e7eb;
    border-radius: 24px;
    padding: 12px 20px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
}

.chat-input:focus {
    border-color: #2563eb;
}

.chat-send {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
}

.chat-send:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.chat-send:active {
    transform: scale(0.95);
}

.chat-footer-text {
    padding: 0 20px 12px;
    font-size: 11px;
    color: #9ca3af;
    text-align: center;
}

/* Animations */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: scale(1);
    }
    40% {
        transform: scale(1.1);
    }
    60% {
        transform: scale(1.05);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

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

@keyframes typingDots {
    0%, 60%, 100% {
        transform: translateY(0);
    }
    30% {
        transform: translateY(-10px);
    }
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .chat-window {
        width: 100%;
        height: 100%;
        max-height: 100vh;
        bottom: 0;
        right: 0;
        border-radius: 0;
    }
    
    .chat-header {
        border-radius: 0;
    }
    
    .chat-button {
        bottom: 20px;
        right: 20px;
        width: 56px;
        height: 56px;
        font-size: 22px;
    }
    
    .message-bubble {
        max-width: 85%;
    }
}

/* Print - Hide chat */
@media print {
    .chat-button,
    .chat-window {
        display: none !important;
    }
}