/* 基础重置和变量定义 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #3498db;
    --secondary-color: #2c3e50;
    --bg-color: #F5F5F5;
    --card-color: #FFFFFF;
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-light: #999999;
    --border-color: #000000;
    --active-color: #07C160;
    --paused-color: #FF9F0A;
    
    font-size: clamp(0.875rem, 2vw, 1rem);
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.5;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

/* 顶部导航 */
.header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: clamp(0.75rem, 2vw, 0.9375rem);
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 10;
}

.back-btn {
    color: white;
    font-size: clamp(1.5rem, 3vw, 1.75rem);
    background: none;
    border: 0.125rem solid #ffffff;
    cursor: pointer;
    display: flex;
    align-items: center;
    padding: clamp(0.3rem, 0.75vw, 0.3125rem);
    border-radius: 10%;
    transition: background-color 0.2s;
}

.back-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.header-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 500;
    text-align: center;
    flex: 1;
    padding-right: clamp(2.5rem, 6vw, 3rem);
}

/* 主要内容容器 */
.container {
    padding: clamp(1rem, 3vw, 1.25rem);
    max-width: 56.25rem;
    margin: 0 auto;
}

/* 统计栏 */
.stats-filter-bar {
    background: var(--card-color);
    border-radius: 0.75rem;
    padding: clamp(1rem, 3vw, 1.25rem);
    margin-bottom: clamp(1rem, 3vw, 1.25rem);
    box-shadow: 0 0.125rem 0.75rem rgba(0, 0, 0, 0.05);
    border: 0.0625rem solid var(--border-color);
}

.stats-info {
    display: flex;
    align-items: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 5rem;
}

.stat-count {
    font-size: clamp(1.5rem, 3vw, 1.75rem);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.stat-count.active {
    color: var(--active-color);
}

.stat-count.paused {
    color: var(--paused-color);
}

.stat-label {
    font-size: clamp(0.75rem, 2vw, 0.8125rem);
    color: var(--text-secondary);
}

/* 新建职位按钮区域 */
.new-job-section {
    background: var(--card-color);
    border-radius: 0.75rem;
    padding: clamp(1rem, 3vw, 1.25rem);
    margin-bottom: clamp(1rem, 3vw, 1.25rem);
    box-shadow: 0 0.125rem 0.75rem rgba(0, 0, 0, 0.05);
    text-align: center;
    border: 0.0625rem solid var(--border-color);
}

.new-job-btn {
    padding: 0.875rem 2rem;
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: 0.5rem;
    font-size: clamp(0.9rem, 2.5vw, 1rem);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.new-job-btn:hover {
    background: var(--secondary-color);
    transform: translateY(-0.125rem);
}

/* 职位列表 */
.job-list {
    display: flex;
    flex-direction: column;
    gap: clamp(1rem, 3vw, 1.25rem);
    margin-bottom: clamp(1rem, 3vw, 1.25rem);
}

.job-card {
    background: var(--card-color);
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: 0 0.125rem 0.75rem rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 0.0625rem solid var(--border-color);
    position: relative;
}

.job-card:hover {
    transform: translateY(-0.125rem);
    box-shadow: 0 0.25rem 1rem rgba(0, 0, 0, 0.1);
}

/* 卡片头部 */
.job-header {
    padding: clamp(1rem, 3vw, 1.25rem);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
}

.job-basic-info {
    flex: 1;
}

.job-title {
    font-size: clamp(1rem, 2.5vw, 1.125rem);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.job-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.job-tag {
    padding: 0.25rem 1rem;
    background: #f5f5f5;
    border-radius: 2rem;
    font-size: clamp(0.9rem, 2vw, 1.1rem);
    color: var(--text-secondary);
    border: 0.0625rem solid var(--border-color);
}

/* 卡片内容区域 */
.job-content {
    padding: 0 clamp(1rem, 3vw, 1.25rem) clamp(1rem, 3vw, 1.25rem);
    display: flex;
    gap: 2rem;
}

.left-section {
    flex: 1;
}

.right-section {
    width: 40%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

/* 职位信息盒子 */
.info-box {
    background: #f8f9fa;
    border-radius: 0.5rem;
    padding: 1rem;
    border: 0.0625rem solid var(--border-color);
}

.detail-content {
    font-size: clamp(0.85rem, 2.3vw, 0.9375rem);
    color: var(--text-secondary);
    line-height: 1.6;
}

/* 统计数字 */
.job-stats {
    margin-bottom: 1rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

.stat-box {
    background: white;
    border-radius: 0.5rem;
    padding: 0.75rem;
    border: 0.0625rem solid var(--border-color);
    text-align: center;
}

.stat-number {
    font-size: clamp(1.1rem, 2.8vw, 1.25rem);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.stat-label-small {
    font-size: clamp(0.7rem, 2vw, 0.75rem);
    color: var(--text-light);
}

/* 操作按钮 */
.action-buttons {
    display: flex;
    flex-direction: row;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.action-btn {
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    font-size: clamp(0.85rem, 2.3vw, 0.9375rem);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
    text-align: center;
    text-decoration: none;
    display: block;
}

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

.primary-btn:hover {
    background: var(--secondary-color);
}

.secondary-btn {
    background: white;
    color: var(--primary-color);
    border: 0.0625rem solid var(--primary-color);
}

.secondary-btn:hover {
    background: #f8f9fa;
}

.red-btn {
    background: red;
    color: var(--card-color);
}

.warning-btn {
    background: var(--active-color);
    color: var(--card-color);
}

.warning-btn:hover {
    background: var(--secondary-color);
}

/* 空状态 */
.empty-state {
    background: var(--card-color);
    border-radius: 0.75rem;
    padding: clamp(2rem, 5vw, 3rem);
    text-align: center;
    box-shadow: 0 0.125rem 0.75rem rgba(0, 0, 0, 0.05);
    margin-bottom: clamp(1rem, 3vw, 1.25rem);
    border: 0.0625rem solid var(--border-color);
}

.empty-icon {
    font-size: clamp(3rem, 6vw, 4rem);
    color: var(--text-light);
    margin-bottom: 1rem;
}

.empty-title {
    font-size: clamp(1.1rem, 3vw, 1.25rem);
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

/* 响应式设计 */
@media (max-width: 48rem) {
    .job-content {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .right-section {
        width: 100%;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 30rem) {
    .container {
        padding: clamp(0.75rem, 2vw, 0.9375rem);
    }
    
    .stats-grid {
        gap: 0.5rem;
    }
    
    .stat-box {
        padding: 0.5rem;
    }
    
    .action-buttons {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: space-between;
    }
}

/* 动画效果 */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(0.625rem); }
    to { opacity: 1; transform: translateY(0); }
}

.job-card {
    animation: fadeIn 0.3s ease;
}