/* File: chatbot/chatbot.css */
/* Modern Chatbot Widget Styles */

:root {
    --chatbot-primary: #064a98;
    --chatbot-primary-dark: #053d7a;
    --chatbot-bg: #ffffff;
    --chatbot-text: #1a1a1a;
    --chatbot-text-light: #6b7280;
    --chatbot-border: #e5e7eb;
    --chatbot-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    --chatbot-shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
}

/* Toggle Button */
.chatbot-toggle {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--chatbot-primary) 0%, var(--chatbot-primary-dark) 100%);
    border: none;
    color: white;
    cursor: pointer;
    box-shadow: var(--chatbot-shadow);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 9998;
}

.chatbot-toggle:hover {
    transform: scale(1.1);
    box-shadow: var(--chatbot-shadow-lg);
}

.chatbot-toggle.hidden {
    opacity: 0;
    transform: scale(0);
    pointer-events: none;
}

.chatbot-toggle svg {
    width: 28px;
    height: 28px;
}

/* Chatbot Window */
.chatbot-window {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 380px;
    max-width: calc(100vw - 48px);
    height: 600px;
    max-height: calc(100vh - 100px);
    background: var(--chatbot-bg);
    border-radius: 16px;
    box-shadow: var(--chatbot-shadow-lg);
    display: flex;
    flex-direction: column;
    opacity: 0;
    transform: scale(0.8) translateY(20px);
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 9999;
    overflow: hidden;
}

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

/* Header */
.chatbot-header {
    background: linear-gradient(135deg, var(--chatbot-primary) 0%, var(--chatbot-primary-dark) 100%);
    color: white;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-radius: 16px 16px 0 0;
}

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

.chatbot-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
}

.chatbot-info h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
}

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

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

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

.chatbot-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

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

/* Messages Container */
.chatbot-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    background: #f9fafb;
}

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

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

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

.chatbot-messages::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
}

/* Message */
.chatbot-message {
    display: flex;
    gap: 10px;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
}

.chatbot-message.show {
    opacity: 1;
    transform: translateY(0);
}

.chatbot-message.user {
    flex-direction: row-reverse;
}

.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--chatbot-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.chatbot-message.user .message-avatar {
    background: #6b7280;
}

.message-bubble {
    max-width: 70%;
    padding: 12px 16px;
    border-radius: 16px;
    font-size: 14px;
    line-height: 1.5;
    word-wrap: break-word;
}

.chatbot-message.bot .message-bubble {
    background: white;
    color: var(--chatbot-text);
    border-bottom-left-radius: 4px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.chatbot-message.user .message-bubble {
    background: var(--chatbot-primary);
    color: white;
    border-bottom-right-radius: 4px;
}

/* Typing Indicator */
.typing-indicator .message-bubble {
    padding: 16px 20px;
}

.typing-dots {
    display: flex;
    gap: 4px;
    align-items: center;
}

.typing-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--chatbot-text-light);
    animation: typing 1.4s infinite;
}

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

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

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.7;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

/* Input Area */
.chatbot-input-area {
    padding: 16px 20px;
    background: white;
    border-top: 1px solid var(--chatbot-border);
    display: flex;
    gap: 12px;
    align-items: center;
}

.chatbot-input {
    flex: 1;
    border: 1px solid var(--chatbot-border);
    border-radius: 24px;
    padding: 12px 16px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
}

.chatbot-input:focus {
    border-color: var(--chatbot-primary);
}

.chatbot-send {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--chatbot-primary);
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    flex-shrink: 0;
}

.chatbot-send:hover {
    background: var(--chatbot-primary-dark);
    transform: scale(1.05);
}

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

/* Mobile Responsive */
@media (max-width: 480px) {
    .chatbot-window {
        width: calc(100vw - 32px);
        height: calc(100vh - 80px);
        bottom: 16px;
        right: 16px;
    }
    
    .chatbot-toggle {
        bottom: 16px;
        right: 16px;
        width: 56px;
        height: 56px;
    }
    
    .message-bubble {
        max-width: 80%;
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --chatbot-bg: #1f2937;
        --chatbot-text: #f9fafb;
        --chatbot-text-light: #9ca3af;
        --chatbot-border: #374151;
    }
    
    .chatbot-messages {
        background: #111827;
    }
    
    .chatbot-message.bot .message-bubble {
        background: #374151;
        color: var(--chatbot-text);
    }
    
    .chatbot-input-area {
        background: #1f2937;
    }
    
    .chatbot-input {
        background: #374151;
        color: var(--chatbot-text);
        border-color: #4b5563;
    }
}