:root {
    --primary-color: #409EFF;
    --secondary-color: #67C23A;
    --dark-bg: #f5f7fa;
    --light-text: #303133;
    --border-radius: 12px;
    --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: #F5F9FF;
    color: var(--light-text);
}

#app {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.header {
    background-color: white;
    box-shadow: var(--box-shadow);
    padding: 0 24px;
    height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
}

/* .el-select .el-input__inner {
    border: none !important;
    box-shadow: none !important;
} */


.btns{
    margin-top: 20px;
}

.logo {
    display: flex;
    align-items: center;
    font-weight: bold;
    font-size: 22px;
    color: var(--primary-color);
    text-decoration: none;
}

.logo i {
    margin-right: 8px;
}

.github-link {
    display: flex;
    align-items: center;
    color: #606266;
    text-decoration: none;
    transition: var(--transition);
}

.github-link:hover {
    color: var(--primary-color);
}

.content {
    flex: 1;
    padding: 20px;
    max-width: 800px;
    width: 100%;
    margin: 0 auto;
}

.language-selector {
    /* background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow); */
    /* padding: 20px; */
    margin-bottom: 20px;
}
.language-selector .el-input__inner{
    border: none !important;
    box-shadow: none !important;
}

.language-selector .el-select-dropdown{
    border: none !important;
    box-shadow: none !important;
}

.el-textarea__inner{
    border:none !important;
    box-shadow: none !important;
}


.translate-container {
    background-color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 20px;
    margin-bottom: 20px;
}

.textarea-container {
    position: relative;
    margin: 10px 0;
}

.char-count {
    position: absolute;
    bottom: 10px;
    right: 10px;
    color: #909399;
    font-size: 12px;
}

.result-container {
    background-color: #F8F8FB;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 10px;
    margin-top: 20px;
}

.result-output {
    background-color: #f5f7fa;
    border-radius: var(--border-radius);
    padding: 20px;
    min-height: 150px;
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid #EBEEF5;
    white-space: pre-wrap;
    line-height: 1.6;
    font-family: "Courier New", Courier, monospace;
    color: #333;
}

.footer {
    background-color: white;
    padding: 15px 20px;
    text-align: center;
    color: #909399;
    font-size: 14px;
    box-shadow: var(--box-shadow);
    margin-top: auto;
}

.loading-dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--primary-color);
    margin: 0 2px;
    animation: loading 1.4s infinite ease-in-out both;
}
.switch{
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 40px;
}

.footer a{
    text-decoration: none;
    color:#F56C6C;
}

.loading-dot:nth-child(1) { animation-delay: -0.32s; }
.loading-dot:nth-child(2) { animation-delay: -0.16s; }

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

/* 响应式设计 */
@media (max-width: 768px) {
    .header {
        padding: 0 24px;
        height: 60px;
    }
    
    .logo {
        font-size: 18px;
    }
    
    .content {
        padding: 15px;
    }
    
    .language-selector, .translate-container, .result-container {
        padding: 12px;
    }
    .language-selector{
        margin-bottom: 0px;
    }
    
    .el-col {
        margin-bottom: 15px;
    }
}
.input-left-btns{
    width: 140px;
    text-align: left;
}
.input-left-btns .el-select .el-input__inner {
    border: none !important;
    box-shadow: none !important;
    background-color: #DBEAFE;
    color:#606266;
    border-radius: 14px;
}
.input-right-btns{
    /* width: 100%; */
    text-align: right;
}

.result-container .el-textarea__inner{
    background-color: #F8F8FB;
}

.result-btns{
    margin-top: 20px;
    text-align: right;
}