/* 旧的用户信息样式已移除 - 使用下方的新设计 */

/* 对话框样式 */
.user-dialog-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.user-avatar-dialog {
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.1) 0%, 
        rgba(255, 255, 255, 0.05) 100%);
    padding: 30px;
    border-radius: 16px;
    width: 420px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    animation: dialogSlideIn 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
}

.user-avatar-dialog h3 {
    margin: 0 0 24px 0;
    font-size: 20px;
    color: rgba(255, 255, 255, 0.95);
    font-weight: 300;
    letter-spacing: 1px;
}

.avatar-preview {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    border-radius: 50%;
    overflow: hidden;
}

.avatar-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar-upload {
    text-align: center;
    margin-bottom: 20px;
}

.avatar-upload input[type="file"] {
    display: none;
}

.upload-button {
    display: block;
    width: 100%;
    padding: 14px 0;
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 20px;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.upload-button:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.1);
}

.user-dialog-buttons {
    display: flex;
    gap: 10px;
}

.user-dialog-buttons button {
    flex: 1;
    padding: 12px 0;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 14px;
    color: white;
}

.user-cancel-button {
    background: rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.user-cancel-button:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
}

.user-save-button {
    background: rgba(255, 255, 255, 0.15);
    color: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.user-save-button:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.1);
}

.user-close-button {
    position: absolute;
    top: 10px;
    right: 10px;
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    font-size: 24px;
    cursor: pointer;
    padding: 5px;
    line-height: 1;
    transition: color 0.3s ease;
}

.user-close-button:hover {
    color: white;
}

/* 消息提示 */
.message {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 10px 20px;
    border-radius: 8px;
    color: white;
    z-index: 2001;
}

.success-message {
    background: rgba(46, 213, 115, 0.9);
}

.error-message {
    background: rgba(255, 71, 87, 0.9);
}

/* 用户角落样式 */
.user-corner {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 50000;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: nowrap; /* 🔧 防止换行 */
    white-space: nowrap; /* 🔧 防止内部文本换行 */
}

/* 登录/注册按钮样式 - 极简冷淡设计 */
.auth-buttons {
    display: flex;
    gap: 8px;
    align-items: center;
    pointer-events: auto;
    position: relative;
    z-index: 2;
}

.auth-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0 16px; /* 🔧 移除上下padding */
    height: 40px; /* 🔧 统一高度 */
    background: rgba(15, 15, 15, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 6px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 13px;
    box-sizing: border-box;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    pointer-events: auto;
    position: relative;
    z-index: 1;
}

.auth-btn i {
    font-size: 12px;
}

.auth-btn:hover {
    background: rgba(25, 25, 25, 0.9);
    border-color: rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 1);
    transform: translateY(-1px);
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.login-btn:hover {
    border-color: rgba(100, 150, 255, 0.4);
    color: rgba(100, 150, 255, 0.9);
}

.register-btn:hover {
    border-color: rgba(150, 255, 150, 0.4);
    color: rgba(150, 255, 150, 0.9);
}

.user-avatar {
    display: flex;
    align-items: center;
    background: rgba(0, 0, 0, 0.5);
    padding: 8px 15px;
    border-radius: 20px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.user-avatar:hover {
    background: rgba(0, 0, 0, 0.7);
    transform: translateY(-2px);
}

.user-name {
    color: #fff;
    font-size: 14px;
    margin-left: 10px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 120px;
}

.user-avatar img {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    margin-right: 10px;
    flex-shrink: 0;
}

/* 下拉菜单样式 - 极简冷淡设计 */
.user-dropdown {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    width: 240px;
    background: rgba(0, 0, 0, 0.85); /* 🔧 改为深色不透明背景，与语言选择器视觉一致 */
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    z-index: 50001;
    padding: 12px 0;
    overflow: hidden;
}

/* 🔧 修复：只有悬停在用户头像上才显示下拉菜单，避免语言选择器触发 */
.user-avatar:hover .user-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .user-corner {
        top: 20px; /* 🔧 与左侧图标统一高度 */
        right: 10px;
        align-items: center; /* 🔧 确保内部元素垂直居中 */
        gap: 8px; /* 🔧 减小间距，节省空间 */
        flex-wrap: nowrap; /* 🔧 强制不换行 */
    }

    .user-avatar {
        padding: 6px 12px;
        height: 40px; /* 🔧 统一高度 */
        box-sizing: border-box;
        display: flex;
        align-items: center;
    }

    .user-name {
        max-width: 80px; /* 🔧 进一步限制宽度，防止481px-768px范围内换行 */
        font-size: 13px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .user-avatar img {
        width: 28px;
        height: 28px;
    }
    
    .user-avatar {
        min-width: auto; /* 🔧 移除最小宽度限制 */
        flex-shrink: 1; /* 🔧 允许在必要时收缩 */
    }

    .user-dropdown {
        width: 220px;
        z-index: 50001;
    }
    
    /* 🔧 统一登录/注册按钮高度 */
    .auth-btn {
        height: 40px;
        padding: 0 12px; /* 🔧 减小padding节省空间 */
        box-sizing: border-box;
        display: flex;
        align-items: center;
        font-size: 12px; /* 🔧 减小字体 */
        gap: 4px; /* 🔧 减小图标和文字间距 */
    }
    
    .auth-buttons {
        gap: 6px; /* 🔧 减小按钮之间的间距 */
        flex-shrink: 0; /* 🔧 防止被压缩 */
    }
}

@media (max-width: 540px) {
    .user-corner {
        gap: 6px; /* 🔧 进一步减小间距 */
        right: 8px; /* 🔧 更靠近边缘 */
    }

    .user-name {
        display: none; /* 🔧 在更大的宽度就隐藏用户名 */
    }

    .user-avatar {
        padding: 6px;
    }

    .user-avatar img {
        margin-right: 0;
    }

    .user-dropdown {
        width: 200px;
        right: -10px;
        z-index: 50001;
    }
    
    .auth-btn {
        padding: 0 10px !important; /* 🔧 进一步减小padding */
        font-size: 11px !important; /* 🔧 进一步减小字体 */
    }
}

/* 下拉菜单用户信息区域 */
.user-info {
    padding: 16px 18px;
    text-align: center;
    background: rgba(255, 255, 255, 0.02);
    margin: 0 8px 8px 8px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.dropdown-email {
    color: rgba(255, 255, 255, 0.9);
    font-size: 12px;
    margin-bottom: 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-weight: 400;
    letter-spacing: 0.3px;
    max-width: 200px;
}

.dropdown-uid {
    color: rgba(255, 255, 255, 0.6);
    font-size: 10px;
    background: rgba(255, 255, 255, 0.08);
    padding: 4px 10px;
    border-radius: 6px;
    display: inline-block;
    font-family: 'Monaco', 'Menlo', monospace;
    letter-spacing: 0.3px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 160px;
}

.dropdown-divider {
    height: 1px;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.1), 
        transparent);
    margin: 8px 16px;
}

.dropdown-menu {
    padding: 6px 0;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    padding: 12px 18px;
    border: none;
    background: none;
    color: rgba(255, 255, 255, 0.85);
    font-size: 13px;
    font-weight: 400;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
    position: relative;
    margin: 0 8px;
    border-radius: 6px;
}

.dropdown-item:hover {
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.95);
    transform: translateX(2px);
}

.dropdown-item i {
    width: 18px;
    text-align: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 14px;
    transition: all 0.3s ease;
}

.dropdown-item:hover i {
    color: rgba(255, 255, 255, 0.9);
}

/* 添加小箭头 - 极简设计 */
.user-dropdown::before {
    content: '';
    position: absolute;
    top: -5px;
    right: 24px;
    width: 10px;
    height: 10px;
    background: rgba(0, 0, 0, 0.85); /* 🔧 箭头背景与主体一致 */
    transform: rotate(45deg);
    border-left: 1px solid rgba(255, 255, 255, 0.2);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

/* 对话框样式 - 极简冷淡设计 */
.user-dialog-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 21000;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    animation: dialogBackdropFadeIn 0.4s ease;
}

.user-dialog {
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.1) 0%, 
        rgba(255, 255, 255, 0.05) 100%);
    padding: 30px;
    border-radius: 16px;
    width: 90%;
    max-width: 420px;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.18);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    animation: dialogSlideIn 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.user-dialog h3 {
    color: rgba(255, 255, 255, 0.95);
    margin: 0 0 24px 0;
    text-align: center;
    font-size: 20px;
    font-weight: 300;
    letter-spacing: 1px;
}

.user-dialog input {
    width: 100%;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 10px;
    color: rgba(255, 255, 255, 0.95);
    font-size: 15px;
    margin-bottom: 20px;
    box-sizing: border-box;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.user-dialog input:focus {
    outline: none;
    border-color: rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.12);
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

.user-dialog-buttons {
    display: flex;
    gap: 12px;
    margin-top: 24px;
}

.user-dialog-buttons button {
    flex: 1;
    padding: 14px 0;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    transition: all 0.3s ease;
}

.user-dialog-buttons .confirm-btn {
    background: rgba(255, 255, 255, 0.15);
    color: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.user-dialog-buttons .confirm-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    color: rgba(255, 255, 255, 1);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.1);
}

.user-dialog-buttons .cancel-btn {
    background: rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.user-dialog-buttons .cancel-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.85);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-1px);
}

/* 消息提示 - 极简冷淡设计 */
.message {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 14px 20px;
    border-radius: 10px;
    color: rgba(255, 255, 255, 0.95);
    z-index: 2001;
    animation: slideInRight 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-weight: 500;
    letter-spacing: 0.5px;
    min-width: 200px;
}

.success-message {
    background: rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.error-message {
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* 动画效果 */
@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes dialogBackdropFadeIn {
    from {
        opacity: 0;
        backdrop-filter: blur(0px);
    }
    to {
        opacity: 1;
        backdrop-filter: blur(15px);
    }
}

@keyframes dialogSlideIn {
    from {
        transform: scale(0.9) translateY(-20px);
        opacity: 0;
    }
    to {
        transform: scale(1) translateY(0);
        opacity: 1;
    }
}