/**
 * Chatbot Widget Styles
 * Angepasst für fullstackapp Design
 */

/* Widget Container */
.chatbot-widget {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* Toggle Button */
.chatbot-toggle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: white;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.chatbot-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

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

/* Chat Window */
.chatbot-window {
    width: 380px;
    height: 600px;
    max-height: 80vh;
    background: white;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Header */
.chatbot-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chatbot-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
}

.chatbot-header-actions {
    display: flex;
    gap: 8px;
}

.chatbot-clear-btn,
.chatbot-close-btn {
    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 ease;
}

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

/* Messages Container */
.chatbot-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    background: #f8f9fa;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

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

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

.chatbot-messages::-webkit-scrollbar-thumb {
    background: #cbd5e0;
    border-radius: 3px;
}

.chatbot-messages::-webkit-scrollbar-thumb:hover {
    background: #a0aec0;
}

/* Message Bubbles */
.chatbot-message {
    display: flex;
    margin-bottom: 8px;
    animation: fadeIn 0.3s ease;
}

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

.message-content {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 12px;
    word-wrap: break-word;
    line-height: 1.5;
    font-size: 14px;
}

/* Bot Message */
.bot-message .message-content {
    background: white;
    color: #2d3748;
    border-bottom-left-radius: 4px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

/* User Message */
.user-message {
    justify-content: flex-end;
}

.user-message .message-content {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-bottom-right-radius: 4px;
}

/* Input Container */
.chatbot-input-container {
    padding: 16px 20px;
    background: white;
    border-top: 1px solid #e2e8f0;
    display: flex;
    gap: 12px;
    align-items: flex-end;
}

.chatbot-input {
    flex: 1;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 10px 14px;
    font-size: 14px;
    font-family: inherit;
    resize: none;
    outline: none;
    transition: border-color 0.2s ease;
    max-height: 120px;
    overflow-y: auto;
}

.chatbot-input:focus {
    border-color: #667eea;
}

.chatbot-input::-webkit-scrollbar {
    width: 4px;
}

.chatbot-input::-webkit-scrollbar-thumb {
    background: #cbd5e0;
    border-radius: 2px;
}

/* Send Button */
.chatbot-send-btn {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.chatbot-send-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

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

.chatbot-send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Loading Indicator */
.chatbot-loading {
    position: absolute;
    bottom: 80px;
    left: 20px;
    background: white;
    padding: 12px 20px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 8px;
}

.loading-dots {
    display: flex;
    gap: 4px;
}

.loading-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #667eea;
    animation: bounce 1.4s infinite ease-in-out both;
}

.loading-dots span:nth-child(1) {
    animation-delay: -0.32s;
}

.loading-dots span:nth-child(2) {
    animation-delay: -0.16s;
}

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

/* Mobile Responsive */
@media (max-width: 480px) {
    .chatbot-widget {
        bottom: 10px;
        right: 10px;
    }

    .chatbot-window {
        width: calc(100vw - 20px);
        height: calc(100vh - 20px);
        max-height: calc(100vh - 20px);
        border-radius: 12px;
    }

    .chatbot-toggle {
        width: 56px;
        height: 56px;
    }

    .message-content {
        max-width: 85%;
        font-size: 13px;
    }
}

/* Dark Mode Support (optional) */
@media (prefers-color-scheme: dark) {
    .chatbot-window {
        background: #1a202c;
    }

    .chatbot-messages {
        background: #2d3748;
    }

    .bot-message .message-content {
        background: #4a5568;
        color: #e2e8f0;
    }

    .chatbot-input-container {
        background: #1a202c;
        border-top-color: #4a5568;
    }

    .chatbot-input {
        background: #2d3748;
        border-color: #4a5568;
        color: #e2e8f0;
    }

    .chatbot-input:focus {
        border-color: #667eea;
    }
}