/**
 * Abalign Academic Style - Modern Academic Design System
 * 现代学术风格设计系统
 */

/* ========== 字体引入 ========== */
/* 使用本地Fontsource字体，已在layout.html中通过link标签引入 */

/* ========== 基础变量定义 ========== */
:root {
    /* 学术色彩方案 */
    --primary-color: #2D3748;        /* 深蓝灰 - 主色 */
    --secondary-color: #4A5568;      /* 中性灰 - 次要色 */
    --accent-color: #3182CE;         /* 学术蓝 - 强调色 */
    --success-color: #38A169;        /* 成功绿 */
    --warning-color: #D69E2E;        /* 警告黄 */
    --error-color: #E53E3E;          /* 错误红 */
    
    /* 中性色阶 */
    --gray-50: #F7FAFC;
    --gray-100: #EDF2F7;
    --gray-200: #E2E8F0;
    --gray-300: #CBD5E0;
    --gray-400: #A0AEC0;
    --gray-500: #718096;
    --gray-600: #4A5568;
    --gray-700: #2D3748;
    --gray-800: #1A202C;
    --gray-900: #171923;
    
    /* 背景色 */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F7FAFC;
    --bg-accent: #EBF8FF;
    --bg-hover: #F1F5F9;
    
    /* 文本色 */
    --text-primary: #1A202C;
    --text-secondary: #4A5568;
    --text-muted: #718096;
    --text-accent: #3182CE;
    
    /* 边框 */
    --border-color: #E2E8F0;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;
    
    /* 阴影 */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    /* 字体 */
    --font-family-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-family-mono: 'JetBrains Mono', 'Fira Code', Monaco, 'Cascadia Code', monospace;
    
    /* 字号 */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* 间距 */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    
    /* 动画 */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* ========== 全局样式重置 ========== */
* {
    box-sizing: border-box;
}

body {
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-secondary);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ========== 标题样式 ========== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: var(--spacing-4);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

/* ========== 头部样式 ========== */
.header-academic {
    background: linear-gradient(135deg, #1a252f 0%, #2c3e50 25%, #3498db 50%, #2980b9 75%, #1e3a5f 100%);
    background-size: 300% 300%;
    color: white;
    padding: var(--spacing-8) 0;
    position: relative;
    overflow: hidden;
    animation: gradientShift 25s ease infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.header-academic::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        rgba(255,255,255,0.05) 25%, 
        transparent 25%, 
        transparent 50%, 
        rgba(255,255,255,0.05) 50%, 
        rgba(255,255,255,0.05) 75%, 
        transparent 75%);
    background-size: 80px 80px;
    opacity: 0.4;
    z-index: 1;
}

.header-academic::after {
    content: '';
    position: absolute;
    top: -30%;
    left: -30%;
    width: 160%;
    height: 160%;
    background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 60%);
    z-index: 1;
    animation: shimmer 12s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { transform: translateX(-50%) translateY(-50%) rotate(0deg); opacity: 0.4; }
    50% { transform: translateX(-40%) translateY(-40%) rotate(45deg); opacity: 0.2; }
}

.header-academic .container {
    position: relative;
    z-index: 2;
}

.header-brand-academic {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: white;
    font-weight: 700;
    font-size: var(--font-size-3xl);
    transition: all 0.4s ease;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.header-brand-academic:hover {
    color: white;
    opacity: 1;
    transform: translateY(-1px);
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

/* 头部Abalign标题艺术字体样式 - 使用Dancing Script */
.header-brand-academic > div > div:first-child {
    font-family: 'Dancing Script Variable', 'Dancing Script', cursive !important;
    font-weight: 700 !important;
    font-size: 2.8rem !important;
    letter-spacing: 0.5px !important;
    color: #ffffff !important;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3) !important;
    position: relative !important;
    top: 3px !important;
}

/* 为不支持背景剪切的浏览器提供备选方案 */
@supports not (background-clip: text) {
    .header-brand-academic > div > div:first-child {
        color: #ffffff !important;
        text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3) !important;
    }
}

.header-brand-img-academic {
    height: 60px;
    width: 60px;
    margin-right: var(--spacing-4);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    transition: all 0.4s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.header-brand-academic:hover .header-brand-img-academic {
    transform: scale(1.05);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.header-subtitle {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.85);
    margin-top: var(--spacing-2);
    font-weight: 400;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
    letter-spacing: 0.2px;
}

/* ========== 导航栏样式 ========== */
.navbar-academic {
    background: white;
    box-shadow: var(--shadow-md);
    border-bottom: 1px solid var(--border-color);
    padding: var(--spacing-3) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-academic .navbar-nav .nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    padding: var(--spacing-3) var(--spacing-4);
    border-radius: var(--border-radius);
    transition: var(--transition-fast);
    margin: 0 var(--spacing-1);
}

.navbar-academic .navbar-nav .nav-link:hover,
.navbar-academic .navbar-nav .nav-link.active {
    color: var(--accent-color);
    background-color: var(--bg-accent);
}

.navbar-academic .navbar-nav .nav-link.active {
    font-weight: 600;
    box-shadow: var(--shadow-sm);
}

/* ========== 卡片样式 ========== */
.card-academic {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    overflow: hidden;
}

.card-academic:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.card-academic .card-header {
    background: linear-gradient(135deg, var(--accent-color) 0%, #2B6CB0 100%);
    color: white;
    padding: var(--spacing-5) var(--spacing-6);
    border-bottom: none;
    position: relative;
}

.card-academic .card-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 49%, rgba(255,255,255,0.1) 50%, transparent 51%);
    background-size: 20px 20px;
}

.card-academic .card-body {
    padding: var(--spacing-6);
}

.card-academic .card-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-4);
}

/* ========== 表单样式 ========== */
.form-academic {
    margin-top: var(--spacing-6);
}

.form-academic .form-label {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-2);
    display: block;
}

.form-academic .form-control,
.form-academic .form-select {
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--font-size-base);
    transition: var(--transition-fast);
    background-color: var(--bg-primary);
}

.form-academic .form-control:focus,
.form-academic .form-select:focus {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(49, 130, 206, 0.1);
    outline: none;
}

.form-academic .form-control:hover,
.form-academic .form-select:hover {
    border-color: var(--gray-300);
}

.form-academic .form-text {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-top: var(--spacing-1);
}

.form-academic .form-check-input {
    width: 1.25rem;
    height: 1.25rem;
    margin-right: var(--spacing-3);
    accent-color: var(--accent-color);
}

.form-academic .form-check-label {
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
}

/* ========== 按钮样式 ========== */
.btn-academic {
    font-weight: 500;
    padding: var(--spacing-3) var(--spacing-6);
    border-radius: var(--border-radius);
    transition: var(--transition-fast);
    border: 2px solid transparent;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    cursor: pointer;
    font-size: var(--font-size-base);
}

.btn-academic-primary {
    background: linear-gradient(135deg, var(--accent-color) 0%, #2B6CB0 100%);
    color: white;
    border-color: var(--accent-color);
}

.btn-academic-primary:hover {
    background: linear-gradient(135deg, #2B6CB0 0%, var(--accent-color) 100%);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-academic-secondary {
    background: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.btn-academic-secondary:hover {
    background: var(--bg-hover);
    border-color: var(--gray-300);
    transform: translateY(-1px);
}

.btn-academic-outline {
    background: transparent;
    color: var(--accent-color);
    border-color: var(--accent-color);
}

.btn-academic-outline:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-1px);
}

.btn-academic-lg {
    padding: var(--spacing-4) var(--spacing-8);
    font-size: var(--font-size-lg);
}

.btn-academic-sm {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-sm);
}

/* ========== 分隔线和装饰元素 ========== */
.divider-academic {
    display: flex;
    align-items: center;
    text-align: center;
    margin: var(--spacing-6) 0;
}

.divider-academic::before,
.divider-academic::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-color);
}

.divider-academic::before {
    margin-right: var(--spacing-4);
}

.divider-academic::after {
    margin-left: var(--spacing-4);
}

.divider-academic span {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    font-weight: 500;
    padding: 0 var(--spacing-2);
    background: var(--bg-secondary);
}

/* ========== 提示框样式 ========== */
.alert-academic {
    border: 1px solid;
    border-radius: var(--border-radius);
    padding: var(--spacing-4) var(--spacing-5);
    margin-bottom: var(--spacing-4);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-3);
}

.alert-academic-info {
    background-color: rgba(49, 130, 206, 0.1);
    border-color: rgba(49, 130, 206, 0.3);
    color: var(--accent-color);
}

.alert-academic-warning {
    background-color: rgba(214, 158, 46, 0.1);
    border-color: rgba(214, 158, 46, 0.3);
    color: var(--warning-color);
}

.alert-academic-success {
    background-color: rgba(56, 161, 105, 0.1);
    border-color: rgba(56, 161, 105, 0.3);
    color: var(--success-color);
}

.alert-academic-error {
    background-color: rgba(229, 62, 62, 0.1);
    border-color: rgba(229, 62, 62, 0.3);
    color: var(--error-color);
}

.alert-academic-icon {
    font-size: var(--font-size-lg);
    margin-top: var(--spacing-1);
}

.alert-academic-content h6 {
    font-weight: 600;
    margin-bottom: var(--spacing-2);
}

.alert-academic-content p {
    margin-bottom: 0;
}

/* ========== 页脚样式 ========== */
.footer-academic {
    background: var(--gray-800);
    color: var(--gray-200);
    padding: var(--spacing-12) 0 var(--spacing-6);
    margin-top: var(--spacing-16);
}

.footer-academic h6 {
    color: white;
    font-weight: 600;
    margin-bottom: var(--spacing-4);
}

.footer-academic .footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-academic .footer-links li {
    margin-bottom: var(--spacing-2);
}

.footer-academic .footer-links a {
    color: var(--gray-300);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-academic .footer-links a:hover {
    color: white;
    text-decoration: underline;
}

.footer-academic .footer-bottom {
    border-top: 1px solid var(--gray-700);
    padding-top: var(--spacing-6);
    margin-top: var(--spacing-8);
    text-align: center;
    color: var(--gray-400);
}

/* ========== 响应式样式 ========== */
@media (max-width: 768px) {
    .header-academic {
        padding: var(--spacing-6) 0;
        background-size: 250% 250%;
    }
    
    .header-brand-academic {
        font-size: var(--font-size-2xl);
    }
    
    .header-brand-academic > div > div:first-child {
        font-size: 2.3rem !important;
        letter-spacing: 0.3px !important;
    }
    
    .header-brand-img-academic {
        height: 48px;
        width: 48px;
        margin-right: var(--spacing-3);
    }
    
    .header-academic::before {
        background-size: 60px 60px;
    }
    
    .card-academic .card-header,
    .card-academic .card-body {
        padding: var(--spacing-4);
    }
    
    .btn-academic-lg {
        padding: var(--spacing-3) var(--spacing-6);
        font-size: var(--font-size-base);
    }
}

@media (max-width: 480px) {
    .header-academic {
        padding: var(--spacing-4) 0;
        background-size: 200% 200%;
    }
    
    .header-brand-academic > div > div:first-child {
        font-size: 2.0rem !important;
    }
    
    .header-brand-img-academic {
        height: 40px;
        width: 40px;
    }
    
    .header-subtitle {
        font-size: 0.8rem;
    }
}

/* ========== 特殊组件样式 ========== */
.collapsible-academic {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    overflow: hidden;
    margin-bottom: var(--spacing-4);
}

.collapsible-academic .collapsible-header {
    background: var(--bg-hover);
    padding: var(--spacing-4) var(--spacing-5);
    border: none;
    width: 100%;
    text-align: left;
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.collapsible-academic .collapsible-header:hover {
    background: var(--gray-100);
}

.collapsible-academic .collapsible-icon {
    transition: var(--transition-fast);
}

.collapsible-academic .collapsible-icon.rotated {
    transform: rotate(90deg);
}

.collapsible-academic .collapsible-content {
    padding: var(--spacing-5);
    background: var(--bg-primary);
}

/* ========== 代码块样式 ========== */
.code-academic {
    background: var(--gray-50);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-4);
    font-family: var(--font-family-mono);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    overflow-x: auto;
}

.code-academic code {
    background: transparent;
    padding: 0;
    font-size: inherit;
    color: inherit;
}

/* ========== 表格样式 ========== */
.table-academic {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-6);
    background: var(--bg-primary);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.table-academic thead {
    background: var(--gray-50);
}

.table-academic th,
.table-academic td {
    padding: var(--spacing-3) var(--spacing-4);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

.table-academic th {
    font-weight: 600;
    color: var(--text-primary);
}

.table-academic tbody tr:hover {
    background: var(--bg-hover);
}

/* ========== 动画效果 ========== */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 0.5s ease forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-in {
    opacity: 0;
    transform: translateX(-20px);
    animation: slideIn 0.5s ease forwards;
}

@keyframes slideIn {
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ========== 工具类 ========== */
.text-academic-primary { color: var(--text-primary); }
.text-academic-secondary { color: var(--text-secondary); }
.text-academic-muted { color: var(--text-muted); }
.text-academic-accent { color: var(--accent-color); }

.bg-academic-primary { background-color: var(--bg-primary); }
.bg-academic-secondary { background-color: var(--bg-secondary); }
.bg-academic-accent { background-color: var(--bg-accent); }

.border-academic { border: 1px solid var(--border-color); }
.border-academic-top { border-top: 1px solid var(--border-color); }
.border-academic-bottom { border-bottom: 1px solid var(--border-color); }

.shadow-academic-sm { box-shadow: var(--shadow-sm); }
.shadow-academic-md { box-shadow: var(--shadow-md); }
.shadow-academic-lg { box-shadow: var(--shadow-lg); }

.rounded-academic { border-radius: var(--border-radius); }
.rounded-academic-lg { border-radius: var(--border-radius-lg); }
.rounded-academic-xl { border-radius: var(--border-radius-xl); }

/* ========== 文件上传进度条样式 ========== */
.upload-progress-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 32, 44, 0.85);
    backdrop-filter: blur(8px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.upload-progress-overlay.show {
    opacity: 1;
    visibility: visible;
}

.upload-progress-modal {
    background: var(--bg-primary);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-xl);
    width: 90%;
    max-width: 480px;
    margin: var(--spacing-4);
    transform: translateY(20px) scale(0.95);
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
}

.upload-progress-overlay.show .upload-progress-modal {
    transform: translateY(0) scale(1);
}

.upload-progress-header {
    background: linear-gradient(135deg, var(--accent-color) 0%, #2B6CB0 100%);
    color: white;
    padding: var(--spacing-5) var(--spacing-6);
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
    position: relative;
    overflow: hidden;
}

.upload-progress-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 49%, rgba(255,255,255,0.1) 50%, transparent 51%);
    background-size: 20px 20px;
}

.upload-progress-title {
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: 600;
    position: relative;
    z-index: 1;
}

.upload-progress-body {
    padding: var(--spacing-6);
}

.upload-file-info {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: var(--spacing-4);
    margin-bottom: var(--spacing-5);
}

.upload-file-name {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-2);
    display: flex;
    align-items: center;
    word-break: break-all;
}

.upload-file-size {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.upload-progress-container {
    margin-bottom: var(--spacing-5);
}

.upload-progress-bar {
    background: var(--gray-200);
    border-radius: var(--border-radius);
    height: 12px;
    overflow: hidden;
    margin-bottom: var(--spacing-2);
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.1);
}

.upload-progress-fill {
    background: linear-gradient(90deg, var(--accent-color) 0%, #2B6CB0 100%);
    height: 100%;
    width: 0%;
    transition: width 0.3s ease;
    border-radius: var(--border-radius);
    position: relative;
    overflow: hidden;
}

.upload-progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, 
        rgba(255,255,255,0.2) 25%, 
        transparent 25%, 
        transparent 50%, 
        rgba(255,255,255,0.2) 50%, 
        rgba(255,255,255,0.2) 75%, 
        transparent 75%);
    background-size: 20px 20px;
    animation: progressShimmer 1s linear infinite;
}

@keyframes progressShimmer {
    0% { transform: translateX(-20px); }
    100% { transform: translateX(20px); }
}

.upload-progress-text {
    text-align: center;
    font-weight: 600;
    color: var(--accent-color);
    font-size: var(--font-size-lg);
}

.upload-status-container {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-5);
}

.upload-status-icon {
    flex-shrink: 0;
    margin-top: var(--spacing-1);
}

.upload-spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--gray-200);
    border-top: 3px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.upload-status-messages {
    flex: 1;
}

.upload-status-primary {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: var(--spacing-1);
    font-size: var(--font-size-base);
}

.upload-status-secondary {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    line-height: 1.4;
}

.upload-progress-note {
    background: rgba(49, 130, 206, 0.1);
    border: 1px solid rgba(49, 130, 206, 0.2);
    border-radius: var(--border-radius);
    padding: var(--spacing-3) var(--spacing-4);
    font-size: var(--font-size-sm);
    color: var(--accent-color);
    display: flex;
    align-items: center;
}

/* 响应式样式 */
@media (max-width: 568px) {
    .upload-progress-modal {
        width: 95%;
        margin: var(--spacing-2);
    }
    
    .upload-progress-header,
    .upload-progress-body {
        padding: var(--spacing-4);
    }
    
    .upload-progress-title {
        font-size: var(--font-size-base);
    }
    
    .upload-file-info {
        padding: var(--spacing-3);
    }
    
    .upload-status-container {
        gap: var(--spacing-3);
    }
}