/* PDF翻译助手样式 */

:root {
    --primary-color: #4a90d9;
    --secondary-color: #f8f9fa;
    --success-color: #28a745;
    --warning-color: #ffc107;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--secondary-color);
}

.navbar-brand {
    font-weight: bold;
}

/* 卡片样式 */
.card {
    border-radius: 10px;
    border: none;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.card-header {
    border-radius: 10px 10px 0 0 !important;
}

/* 上传区域 */
#uploadForm {
    padding: 20px;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(74, 144, 217, 0.25);
}

/* 进度条 */
.progress {
    height: 25px;
    border-radius: 5px;
}

.progress-bar {
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

/* 翻译内容 */
.translation-content {
    max-height: 600px;
    overflow-y: auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 5px;
    border: 1px solid #dee2e6;
    line-height: 1.8;
}

.translation-content h2 {
    color: var(--primary-color);
    margin-top: 20px;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 10px;
}

.translation-content hr {
    margin: 30px 0;
}

/* 对比视图 */
.compare-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    height: 70vh;
}

.compare-panel {
    padding: 15px;
    border-radius: 5px;
    background-color: #f8f9fa;
    overflow-y: auto;
    height: 100%;
}

.compare-panel h5 {
    margin-bottom: 10px;
    padding-bottom: 5px;
    border-bottom: 1px solid #ddd;
}

.compare-panel.original {
    border-left: 4px solid #dc3545;
}

.compare-panel.translated {
    border-left: 4px solid var(--success-color);
}

.compare-panel iframe {
    width: 100%;
    height: calc(100% - 40px);
    border: none;
}

#pdfContainer {
    height: calc(100% - 40px);
    overflow-y: auto;
}

#pdfPages {
    padding: 10px;
}

.pdf-page-canvas {
    border: 1px solid #ddd;
    border-radius: 3px;
    background: white;
}

.translated-page {
    padding-bottom: 30px;
    border-bottom: 2px dashed #ddd;
    margin-bottom: 20px;
}

.translated-page:last-child {
    border-bottom: none;
}

.page-header {
    font-size: 0.9em;
    padding: 5px 10px;
    background: #f0f0f0;
    border-radius: 3px;
}

.page-content {
    padding: 10px;
}

/* 会员卡片 */
.pricing-card {
    transition: transform 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
}

.pricing-card .price {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

.pricing-card .features {
    list-style: none;
    padding: 0;
}

.pricing-card .features li {
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}

/* 按钮 */
.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background-color: #3a7bc8;
    border-color: #3a7bc8;
}

/* 响应式 */
@media (max-width: 768px) {
    .compare-container {
        grid-template-columns: 1fr;
    }
    
    .translation-content {
        max-height: 400px;
    }
}

/* 加载动画 */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

/* 历史记录 */
.history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    border-bottom: 1px solid #eee;
}

.history-item:hover {
    background-color: #f8f9fa;
}

/* 登录注册表单 */
.auth-form {
    max-width: 400px;
    margin: 50px auto;
    padding: 30px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}