/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: #0a0a0a;
    color: #ffffff;
    overflow: hidden;
    height: 100vh;
}

/* 动画背景 - 模仿主网站的波浪效果 */
.animated-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    overflow: hidden;
}

.wave {
    position: absolute;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, 
        rgba(138, 43, 226, 0.1) 0%, 
        rgba(75, 0, 130, 0.15) 25%, 
        rgba(72, 61, 139, 0.1) 50%, 
        rgba(123, 104, 238, 0.08) 75%, 
        transparent 100%);
    border-radius: 45%;
    animation: wave-animation 20s infinite linear;
}

.wave1 {
    top: -50%;
    left: -50%;
    animation-duration: 25s;
    animation-delay: 0s;
}

.wave2 {
    top: -60%;
    left: -40%;
    animation-duration: 30s;
    animation-delay: -5s;
    opacity: 0.7;
}

.wave3 {
    top: -40%;
    left: -60%;
    animation-duration: 35s;
    animation-delay: -10s;
    opacity: 0.5;
}

@keyframes wave-animation {
    0% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(1.1); }
    100% { transform: rotate(360deg) scale(1); }
}

/* 主聊天容器 */
.chat-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    max-width: 1200px;
    margin: 0 auto;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border-left: 1px solid rgba(255, 255, 255, 0.1);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
}

/* 头部样式 */
.chat-header {
    background: linear-gradient(135deg, rgba(138, 43, 226, 0.8), rgba(75, 0, 130, 0.8));
    padding: 20px 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 15px;
}

.huggy-icon {
    font-size: 32px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.logo-section h1 {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(45deg, #ffffff, #e0e0ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #00ff88;
    border-radius: 50%;
    animation: blink 2s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0.3; }
}

/* 聊天消息区域 */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 30px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.chat-messages::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: rgba(138, 43, 226, 0.6);
    border-radius: 3px;
}

/* 欢迎消息 */
.welcome-message {
    display: flex;
    gap: 15px;
    align-items: flex-start;
    background: rgba(255, 255, 255, 0.05);
    padding: 25px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: fadeInUp 0.6s ease-out;
}

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

.huggy-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-right: 12px;
    overflow: hidden;
    position: relative;
    transition: all 0.3s ease;
    cursor: pointer;
}

.huggy-avatar:hover {
    transform: scale(1.05);
    box-shadow: 0 0 25px rgba(116, 185, 255, 0.8);
    animation: hover-wiggle 0.6s ease-in-out;
}

.huggy-avatar.excited {
    animation: excited-bounce 0.4s ease-in-out 3;
}

.huggy-avatar.happy {
    animation: happy-spin 1s ease-in-out;
}

.huggy-avatar.curious {
    animation: curious-tilt 0.8s ease-in-out infinite alternate;
}

.huggy-avatar img {
    width: 140%;
    height: 140%;
    object-fit: cover;
    border-radius: 50%;
    transform: scale(1.4);
    filter: contrast(1.3) saturate(1.3) brightness(1.1);
    background: transparent;
    mix-blend-mode: multiply;
}

.huggy-avatar.thinking {
    animation: thinking-pulse 1.5s ease-in-out infinite;
}

.huggy-avatar.responding {
    animation: responding-bounce 0.8s ease-in-out infinite;
}

.huggy-avatar.listening {
    animation: listening-glow 2s ease-in-out infinite;
}

@keyframes hover-wiggle {
    0%, 100% { transform: scale(1.05) rotate(0deg); }
    25% { transform: scale(1.05) rotate(-2deg); }
    75% { transform: scale(1.05) rotate(2deg); }
}

@keyframes excited-bounce {
    0%, 100% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-8px) scale(1.1); }
}

@keyframes happy-spin {
    0% { transform: rotate(0deg) scale(1); }
    50% { transform: rotate(180deg) scale(1.1); }
    100% { transform: rotate(360deg) scale(1); }
}

@keyframes curious-tilt {
    0% { transform: rotate(-3deg); }
    100% { transform: rotate(3deg); }
}

@keyframes thinking-pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.15); box-shadow: 0 0 15px rgba(255, 193, 7, 0.6); }
}

@keyframes responding-bounce {
    0%, 100% { transform: translateY(0); }
    25% { transform: translateY(-3px) scale(1.02); }
    50% { transform: translateY(-6px) scale(1.05); }
    75% { transform: translateY(-3px) scale(1.02); }
}

@keyframes listening-glow {
    0%, 100% { box-shadow: 0 0 10px rgba(116, 185, 255, 0.3); }
    50% { box-shadow: 0 0 25px rgba(116, 185, 255, 0.7), 0 0 35px rgba(116, 185, 255, 0.4); }
}

/* Accessibility: Respect reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
    .huggy-avatar,
    .huggy-avatar:hover,
    .huggy-avatar.thinking,
    .huggy-avatar.responding,
    .huggy-avatar.listening,
    .huggy-avatar.excited,
    .huggy-avatar.happy,
    .huggy-avatar.curious {
        animation: none !important;
        transition: none !important;
    }
    
    .huggy-avatar:hover {
        transform: none !important;
    }
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
    margin-left: 12px;
    color: white;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}

.message-content h2 {
    font-size: 20px;
    margin-bottom: 10px;
    color: #ffffff;
}

.message-content p {
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 15px;
}

.memory-info {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 20px;
    margin: 20px 0;
    border-left: 4px solid #6c5ce7;
}

.memory-info p {
    color: #ffffff;
    font-weight: 600;
    margin: 0 0 10px 0;
}

.memory-info ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.memory-info li {
    color: rgba(255, 255, 255, 0.9);
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.95rem;
}

.memory-info li:last-child {
    border-bottom: none;
}

/* 消息气泡 */
.message-bubble {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.message-bubble.user .message-text {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.8), rgba(118, 75, 162, 0.8));
    margin-left: auto;
}

.message-bubble.user .message-bubble {
    animation-name: slideInRight;
}

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

.message-text {
    background: rgba(255, 255, 255, 0.1);
    padding: 15px 20px;
    border-radius: 18px;
    max-width: 70%;
    line-height: 1.5;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

/* 打字指示器 */
.typing-indicator {
    display: flex;
    gap: 15px;
    align-items: center;
    padding: 0 30px;
    margin-bottom: 20px;
    animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.typing-dots {
    display: flex;
    gap: 4px;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.typing-dots span {
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    animation: typing 1.4s infinite ease-in-out;
}

.typing-dots span:nth-child(1) { animation-delay: 0s; }
.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: 0.4;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

/* 快速回复 */
.quick-replies {
    padding: 20px 30px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.quick-reply-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #ffffff;
    padding: 10px 16px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    backdrop-filter: blur(10px);
}

.quick-reply-btn:hover {
    background: rgba(138, 43, 226, 0.3);
    border-color: rgba(138, 43, 226, 0.5);
    transform: translateY(-2px);
}

/* 输入区域 */
.chat-input-container {
    padding: 20px 30px 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.2);
    backdrop-filter: blur(20px);
}

/* 图片预览容器 */
.image-preview-container {
    margin-bottom: 15px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.image-preview {
    position: relative;
    display: inline-block;
    max-width: 200px;
    border-radius: 8px;
    overflow: hidden;
}

.image-preview img {
    width: 100%;
    height: auto;
    max-height: 150px;
    object-fit: cover;
    border-radius: 8px;
}

.remove-image-btn {
    position: absolute;
    top: 5px;
    right: 5px;
    background: rgba(0, 0, 0, 0.7);
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: white;
    transition: background-color 0.2s ease;
}

.remove-image-btn:hover {
    background: rgba(255, 59, 48, 0.8);
}

.input-wrapper {
    display: flex;
    gap: 15px;
    align-items: flex-end;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 25px;
    padding: 15px 20px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

/* 输入操作按钮区域 */
.input-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.image-upload-btn {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    cursor: pointer;
    padding: 6px;
    border-radius: 8px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-upload-btn:hover {
    color: #64b5f6;
    background: rgba(100, 181, 246, 0.1);
    transform: scale(1.05);
}

.image-upload-btn:active {
    transform: scale(0.95);
}

.input-wrapper:focus-within {
    border-color: rgba(138, 43, 226, 0.5);
    box-shadow: 0 0 20px rgba(138, 43, 226, 0.2);
}

#messageInput {
    flex: 1;
    background: transparent;
    border: none;
    color: #ffffff;
    font-size: 16px;
    line-height: 1.5;
    resize: none;
    outline: none;
    min-height: 24px;
    max-height: 120px;
}

#messageInput::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.send-button {
    background: linear-gradient(135deg, rgba(138, 43, 226, 0.8), rgba(75, 0, 130, 0.8));
    border: none;
    color: #ffffff;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.send-button:hover:not(:disabled) {
    transform: scale(1.1);
    box-shadow: 0 5px 15px rgba(138, 43, 226, 0.4);
}

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

.input-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 10px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
}

.char-count {
    color: rgba(255, 255, 255, 0.5);
}

.privacy-note {
    display: flex;
    align-items: center;
    gap: 5px;
    color: rgba(255, 255, 255, 0.6);
}

/* 语言选择器样式 */
.header-controls {
    display: flex;
    align-items: center;
    gap: 20px;
}

.language-selector {
    position: relative;
}

.language-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #ffffff;
    padding: 8px 12px;
    border-radius: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.language-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

.language-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 5px;
    background: rgba(0, 0, 0, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    backdrop-filter: blur(20px);
    min-width: 120px;
    display: none;
    z-index: 1000;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.language-dropdown.show {
    display: block;
    animation: fadeInDown 0.2s ease-out;
}

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

.lang-option {
    width: 100%;
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.8);
    padding: 10px 15px;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 14px;
}

.lang-option:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #ffffff;
}

.lang-option.active {
    color: #74b9ff;
    background: rgba(116, 185, 255, 0.1);
}

.lang-option:first-child {
    border-radius: 12px 12px 0 0;
}

.lang-option:last-child {
    border-radius: 0 0 12px 12px;
}

/* Enhanced Mobile Responsive Design */
@media (max-width: 768px) {
    .chat-container {
        height: 100vh;
        border-radius: 0;
        max-width: 100%;
        border: none;
    }
    
    .chat-header {
        padding: 12px 16px;
        border-radius: 0;
    }
    
    .header-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        gap: 10px;
    }
    
    .logo-section {
        flex-direction: row;
        align-items: center;
        gap: 8px;
    }
    
    .chat-header h1 {
        font-size: 1.3rem;
        margin: 0;
    }
    
    .huggy-icon {
        font-size: 1.5rem;
    }
    
    .header-controls {
        gap: 12px;
        align-items: center;
    }
    
    .language-selector {
        position: relative;
    }
    
    .language-btn {
        padding: 6px 10px;
        font-size: 0.85rem;
        min-width: 70px;
    }
    
    .language-dropdown {
        right: 0;
        left: auto;
        min-width: 120px;
        top: 100%;
        margin-top: 4px;
    }
    
    .status-indicator {
        gap: 4px;
    }
    
    .status-text {
        font-size: 0.8rem;
    }
    
    .chat-messages {
        padding: 12px 16px;
        height: calc(100vh - 180px);
        gap: 15px;
    }
    
    .welcome-message {
        margin-bottom: 20px;
        padding: 20px 15px;
        gap: 12px;
    }
    
    .huggy-avatar {
        width: 40px;
        height: 40px;
    }
    
    .huggy-avatar img {
        width: 32px;
        height: 32px;
    }
    
    .user-avatar {
        width: 35px;
        height: 35px;
        font-size: 16px;
    }
    
    .message {
        margin-bottom: 16px;
    }
    
    .message-content {
        font-size: 0.95rem;
        line-height: 1.5;
    }
    
    .message-content h2 {
        font-size: 18px;
    }
    
    .message-content p {
        font-size: 14px;
    }
    
    .memory-info {
        margin: 12px 0;
        padding: 12px;
    }
    
    .memory-info ul {
        margin: 8px 0;
        padding-left: 16px;
    }
    
    .memory-info li {
        font-size: 0.9rem;
        margin-bottom: 4px;
        padding: 6px 0;
    }
    
    .message-text {
        max-width: 85%;
        padding: 12px 16px;
        font-size: 14px;
    }
    
    .typing-indicator {
        padding: 0 16px;
        margin-bottom: 15px;
    }
    
    .quick-replies {
        padding: 12px 16px;
        gap: 8px;
        flex-wrap: wrap;
    }
    
    .quick-reply-btn {
        font-size: 0.85rem;
        padding: 10px 14px;
        flex: 1 1 calc(50% - 4px);
        min-width: calc(50% - 4px);
        border-radius: 20px;
    }
    
    .chat-input-container {
        padding: 12px 16px 16px;
        border-radius: 0;
    }
    
    .image-preview-container {
        margin: 0 0 8px 0;
        padding: 8px;
    }
    
    .image-preview {
        max-width: 120px;
        max-height: 120px;
    }
    
    .image-preview img {
        max-height: 120px;
    }
    
    .input-wrapper {
        gap: 8px;
        padding: 12px 15px;
    }
    
    .input-actions {
        padding: 8px;
    }
    
    .image-upload-btn {
        width: 36px;
        height: 36px;
    }
    
    .input-wrapper textarea {
        font-size: 16px;
        padding: 12px 16px;
        min-height: 44px;
        max-height: 120px;
    }
    
    #messageInput {
        font-size: 14px;
    }
    
    .send-button {
        width: 44px;
        height: 44px;
        min-width: 44px;
    }
    
    .input-footer {
        margin-top: 8px;
        font-size: 0.75rem;
    }
    
    .char-count {
        font-size: 0.75rem;
    }
    
    .privacy-note {
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .chat-header {
        padding: 10px 12px;
    }
    
    .header-content {
        align-items: center;
    }
    
    .logo-section {
        gap: 8px;
    }
    
    .chat-header h1 {
        font-size: 1.2rem;
    }
    
    .huggy-icon {
        font-size: 1.3rem;
    }
    
    .language-btn {
        padding: 5px 8px;
        font-size: 0.8rem;
        min-width: 60px;
    }
    
    .status-text {
        display: none;
    }
    
    .status-indicator {
        font-size: 12px;
    }
    
    .status-dot {
        width: 6px;
        height: 6px;
    }
    
    .chat-messages {
        padding: 10px 12px;
        height: calc(100vh - 170px);
    }
    
    .welcome-message {
        padding: 15px 12px;
    }
    
    .huggy-avatar {
        width: 36px;
        height: 36px;
    }
    
    .huggy-avatar img {
        width: 28px;
        height: 28px;
    }
    
    .message-content {
        font-size: 0.9rem;
    }
    
    .message-content h2 {
        font-size: 16px;
    }
    
    .memory-info {
        padding: 10px;
        margin: 10px 0;
    }
    
    .memory-info li {
        font-size: 0.85rem;
    }
    
    .message-text {
        max-width: 90%;
        padding: 10px 14px;
        font-size: 13px;
    }
    
    .quick-replies {
        padding: 10px 12px;
        gap: 6px;
    }
    
    .quick-reply-btn {
        font-size: 0.8rem;
        padding: 8px 12px;
        flex: 1 1 100%;
        min-width: 100%;
    }
    
    .chat-input-container {
        padding: 10px 12px 12px;
    }
    
    .input-wrapper {
        padding: 10px 12px;
        gap: 8px;
    }
    
    .input-wrapper textarea {
        font-size: 16px;
        padding: 10px 14px;
        min-height: 40px;
        max-height: 100px;
    }
    
    .send-button {
        width: 40px;
        height: 40px;
        min-width: 40px;
    }
    
    .input-actions {
        padding: 6px;
    }
    
    .image-upload-btn {
        width: 32px;
        height: 32px;
    }
    
    .input-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 4px;
    }
}
    .chat-header {
        padding: 15px 20px;
    }
    
    .logo-section h1 {
        font-size: 24px;
    }
    
    .chat-messages {
        padding: 20px;
    }
    
    .message-text {
        max-width: 85%;
    }
    
    .quick-replies {
        padding: 15px 20px;
    }
    
    .chat-input-container {
        padding: 15px 20px 20px;
    }
}

/* 滚动动画 */
.scroll-to-bottom {
    animation: scrollDown 0.3s ease-out;
}

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

/* Accessibility: Respect reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
    .huggy-avatar,
    .huggy-avatar:hover,
    .huggy-avatar.thinking,
    .huggy-avatar.responding,
    .huggy-avatar.listening,
    .huggy-avatar.excited,
    .huggy-avatar.happy,
    .huggy-avatar.curious {
        animation: none !important;
        transition: none !important;
    }
    
    .huggy-avatar:hover {
        transform: none !important;
    }
}