/* 全局样式 */
:root {
    --primary-color: #00a8ff;
    --secondary-color: #f8f9fa;
    --accent-color: #ff6b6b;
    --background-color: #ffffff;
    --text-color: #2c3e50;
    --card-shadow: 0 4px 6px rgba(0, 168, 255, 0.1);
    --transition-speed: 0.3s;
    --terminal-green: #00a8ff;
    --terminal-red: #ff6b6b;
    --terminal-blue: #00a8ff;
    --border-color: #e9ecef;
}

body {
    background-color: var(--background-color);
    color: var(--text-color);
    font-family: 'Fira Code', monospace;
    line-height: 1.6;
}

/* 导航栏样式 */
.nav-container {
    background: var(--secondary-color);
    padding: 0.5rem 0;
    margin-bottom: 2rem;
    border-bottom: 2px solid var(--terminal-green);
    box-shadow: 0 2px 4px rgba(0, 168, 255, 0.1);
}

.nav-container .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-container .navbar-brand {
    color: var(--terminal-green);
    font-weight: bold;
    font-size: 1.5rem;
    text-decoration: none;
    transition: color var(--transition-speed);
}

.nav-container .navbar-brand:hover {
    color: var(--terminal-blue);
}

.nav-container .nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-container .nav-link {
    color: var(--text-color);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all var(--transition-speed);
    position: relative;
}

.nav-container .nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--terminal-green);
    transition: width var(--transition-speed);
}

.nav-container .nav-link:hover::after,
.nav-container .nav-link.active::after {
    width: 100%;
}

.nav-container .nav-link:hover,
.nav-container .nav-link.active {
    color: var(--terminal-green);
    background: rgba(0, 168, 255, 0.1);
}

/* 卡片样式 */
.card {
    background: var(--secondary-color);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    box-shadow: var(--card-shadow);
    transition: all var(--transition-speed);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 12px rgba(0, 168, 255, 0.2);
}

.card-title {
    color: var(--terminal-green);
    font-weight: 600;
    margin-bottom: 1.5rem;
}

/* 按钮样式 */
.btn {
    background: transparent;
    border: 1px solid var(--terminal-green);
    color: var(--terminal-green);
    border-radius: 4px;
    padding: 0.5rem 1.5rem;
    transition: all var(--transition-speed);
    font-family: 'Fira Code', monospace;
}

.btn:hover {
    background: var(--terminal-green);
    color: white;
    transform: translateY(-2px);
}

.btn-primary {
    background: var(--terminal-green);
    color: white;
}

.btn-primary:hover {
    background: transparent;
    color: var(--terminal-green);
}

/* 导出按钮组 */
.export-buttons {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.export-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    background: var(--secondary-color);
    border: 1px solid var(--border-color);
    color: var(--text-color);
}

.export-btn:hover {
    background: var(--terminal-green);
    color: white;
    border-color: var(--terminal-green);
}

.export-btn i {
    font-size: 1.2rem;
}

/* 指标卡片样式 */
.metric-card {
    background: var(--secondary-color);
    border-left: 4px solid var(--terminal-green);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: 4px;
    box-shadow: var(--card-shadow);
}

.metric-card.warning {
    border-left-color: #ffc107;
}

.metric-card.danger {
    border-left-color: var(--terminal-red);
}

/* 版本卡片样式 */
.version-card {
    background: var(--secondary-color);
    border-left: 4px solid var(--terminal-green);
    padding: 2rem;
    margin-bottom: 2rem;
    border-radius: 4px;
    box-shadow: var(--card-shadow);
}

.version-card.major {
    border-left-color: var(--terminal-red);
}

.version-card.minor {
    border-left-color: var(--terminal-green);
}

.version-card.patch {
    border-left-color: var(--terminal-blue);
}

/* 图表容器样式 */
.chart-container {
    background: var(--secondary-color);
    padding: 1.5rem;
    border-radius: 4px;
    box-shadow: var(--card-shadow);
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
}

/* 代码块样式 */
.code-block {
    background: var(--secondary-color);
    color: var(--text-color);
    padding: 1.5rem;
    border-radius: 4px;
    font-family: 'Fira Code', monospace;
    margin: 1rem 0;
    border: 1px solid var(--border-color);
}

/* 标签样式 */
.change-type {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.8rem;
    margin-right: 0.75rem;
    font-weight: 500;
    background: var(--secondary-color);
    border: 1px solid var(--border-color);
    color: var(--text-color);
}

.change-type.feature {
    border-color: var(--terminal-green);
    color: var(--terminal-green);
}

.change-type.fix {
    border-color: var(--terminal-red);
    color: var(--terminal-red);
}

.change-type.improvement {
    border-color: var(--terminal-blue);
    color: var(--terminal-blue);
}

/* 响应式调整 */
@media (max-width: 768px) {
    .nav-container .nav-links {
        gap: 0.5rem;
    }
    
    .nav-container .nav-link {
        padding: 0.5rem;
        font-size: 0.9rem;
    }
    
    .export-buttons {
        flex-wrap: wrap;
    }
    
    .export-btn {
        flex: 1 1 calc(50% - 0.5rem);
        justify-content: center;
    }
}

/* 动画效果 */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

#gcChart {
    width: 100%;
    height: 300px;
}

.alert {
    background: var(--secondary-color);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    margin-bottom: 0;
}

.metric-value {
    font-size: 1.2em;
    font-weight: bold;
    color: var(--terminal-green);
}

.recommendation-item {
    padding: 10px;
    border-left: 4px solid var(--terminal-green);
    margin-bottom: 10px;
    background: var(--secondary-color);
}

/* 导出按钮样式 */
.report-actions {
    display: flex;
    gap: 10px;
    margin-top: 15px;
}

.report-actions .el-dropdown {
    position: relative;
}

.report-actions .btn-primary {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--terminal-green);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.report-actions .btn-primary:hover {
    background: #66b1ff;
    transform: translateY(-1px);
}

.report-actions .btn-primary i {
    font-size: 16px;
}

.report-actions .dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 160px;
    padding: 0.5rem 0;
    margin: 0;
    background: white;
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 4px;
    box-shadow: 0 2px 12px 0 rgba(0,0,0,0.1);
    z-index: 1000;
    display: none;
}

.report-actions .dropdown-menu.show {
    display: block;
}

.report-actions .dropdown-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    color: #606266;
    text-decoration: none;
    transition: all 0.3s ease;
}

.report-actions .dropdown-item:hover {
    background-color: #ecf5ff;
    color: #409eff;
}

.report-actions .dropdown-item i {
    font-size: 16px;
    width: 20px;
    text-align: center;
}

/* 导出进度条样式 */
.export-progress {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.1);
    z-index: 2000;
    text-align: center;
    min-width: 300px;
}

.export-progress .progress-text {
    color: #606266;
    font-size: 14px;
    margin-bottom: 15px;
}

.export-progress .progress-bar {
    height: 6px;
    background: #ebeef5;
    border-radius: 3px;
    overflow: hidden;
    margin: 10px 0;
}

.export-progress .progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #409eff, #36cfc9);
    transition: width 0.3s ease;
}

/* 导出报告样式 */
.export-report {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    line-height: 1.6;
    color: #2c3e50;
}

.export-report .section {
    margin: 20px 0;
    padding: 20px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.export-report .metric {
    margin: 10px 0;
    padding: 15px;
    background: #f8f9fa;
    border-radius: 6px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.export-report .metric:hover {
    background: #e9ecef;
    transform: translateY(-2px);
}

.export-report .metric-name {
    font-weight: 600;
    color: #2c3e50;
}

.export-report .metric-value {
    color: #00a8ff;
    font-family: 'SF Mono', 'Consolas', monospace;
    font-size: 1.1em;
}

.export-report h1, .export-report h2 {
    color: #00a8ff;
    margin-bottom: 1.5rem;
}

.export-report h1 {
    font-size: 2em;
    border-bottom: 2px solid #e0e0e0;
    padding-bottom: 0.5rem;
}

.export-report h2 {
    font-size: 1.5em;
}

.export-report .recommendation-item {
    padding: 15px;
    margin: 10px 0;
    border-left: 4px solid #00a8ff;
    background: #f8f9fa;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.export-report .recommendation-item:hover {
    background: #e9ecef;
}

.export-report .timestamp {
    color: #6c757d;
    font-size: 0.9em;
    margin-bottom: 2rem;
}

.export-report .chart-container {
    margin: 20px 0;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.export-report .chart-container img {
    width: 100%;
    height: auto;
    border-radius: 4px;
}

.export-report .header {
    text-align: center;
    margin-bottom: 2rem;
    padding: 2rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 8px;
}

.export-report .header h1 {
    margin-bottom: 0.5rem;
    border: none;
}

.export-report .header .timestamp {
    margin-bottom: 0;
}