/* 留言反馈页面样式 */
.feedback-content {
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.feedback-header {
    padding: 20px;
    border-bottom: 1px solid #f0f0f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.feedback-header h3 {
    font-size: 18px;
    color: #333;
    margin: 0;
}

.show-form-btn {
    padding: 8px 16px;
    background: #1890ff;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.show-form-btn:hover {
    background: #40a9ff;
}

/* 留言列表样式 */
.message-list {
    padding: 20px;
}

.message-item {
    padding: 20px;
    border-radius: 8px;
    background: #f8f9fa;
    margin-bottom: 20px;
    transition: transform 0.2s;
}

/* 顶置消息样式 */
.message-item.message-top {
    background: #f6ffed;
    border: 1px solid #b7eb8f;
    position: relative;
    padding-top: 30px;
}

.top-badge {
    position: absolute;
    top: 0;
    left: 20px;
    background: #52c41a;
    color: #fff;
    padding: 2px 8px;
    border-radius: 0 0 4px 4px;
    font-size: 12px;
}

.message-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 8px;
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
}

.user-name {
    color: #333;
    font-weight: 500;
}

.message-time {
    color: #999;
    font-size: 13px;
}

.message-content {
    color: #333;
    line-height: 1.6;
    margin-bottom: 15px;
    word-break: break-all;
}

/* 回复样式 */
.message-reply {
    background: #fff;
    border-radius: 4px;
    padding: 15px;
    margin-top: 10px;
}

.reply-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

.reply-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
}

.reply-name {
    color: #1890ff;
    font-weight: 500;
    font-size: 14px;
}

.reply-content {
    color: #666;
    line-height: 1.6;
    font-size: 14px;
}

/* 加载更多样式 */
.loading-more {
    text-align: center;
    padding: 20px 0;
    color: #999;
    font-size: 14px;
    cursor: pointer;
}

.loading-more:hover {
    color: #666;
}

/* 表单样式 */
.feedback-form {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    width: 90%;
    max-width: 500px;
    z-index: 1000;
}

.form-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.form-header h2 {
    margin: 0;
    font-size: 20px;
    color: #333;
}

.close-form-btn {
    background: none;
    border: none;
    font-size: 24px;
    color: #999;
    cursor: pointer;
    padding: 0;
}

.close-form-btn:hover {
    color: #666;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #333;
}

.form-group textarea,
.form-group input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #d9d9d9;
    border-radius: 4px;
    font-size: 14px;
    transition: all 0.3s;
}

.form-group textarea:focus,
.form-group input:focus {
    border-color: #40a9ff;
    box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.2);
    outline: none;
}

.submit-btn {
    width: 100%;
    padding: 10px;
    background: #1890ff;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s;
}

.submit-btn:hover {
    background: #40a9ff;
}

/* 深色模式 */
@media (prefers-color-scheme: dark) {
    .feedback-content {
        background: #1a1a1a;
    }

    .feedback-header {
        border-color: #333;
    }

    .feedback-header h3 {
        color: #e0e0e0;
    }

    .message-item {
        background: #242424;
    }

    .message-item.message-top {
        background: #162312;
        border-color: #274916;
    }

    .user-name {
        color: #e0e0e0;
    }

    .message-content {
        color: #ccc;
    }

    .message-reply {
        background: #1a1a1a;
    }

    .reply-content {
        color: #999;
    }

    .feedback-form {
        background: #1a1a1a;
    }

    .form-header h2 {
        color: #e0e0e0;
    }

    .form-group label {
        color: #e0e0e0;
    }

    .form-group textarea,
    .form-group input {
        background: #242424;
        border-color: #333;
        color: #e0e0e0;
    }

    .form-group textarea:focus,
    .form-group input:focus {
        border-color: #177ddc;
        box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.1);
    }
}

/* 移动端适配 */
@media (max-width: 768px) {
    .feedback-header {
        padding: 15px;
    }

    .message-list {
        padding: 15px;
    }

    .message-item {
        padding: 15px;
    }

    .feedback-form {
        padding: 20px;
    }
}