:root{--max-width:1200px;--primary-color:#1890ff;--primary-hover:#40a9ff;--secondary-color:#52c41a;--secondary-hover:#73d13d;--background-color:#f5f5f5;--text-color:#333;--text-secondary:#666;--text-light:#999;--border-color:#eee;--shadow-sm:0 2px 8px rgba(0,0,0,0.1);--shadow-md:0 4px 12px rgba(0,0,0,0.1);--border-radius-sm:4px;--border-radius-md:8px;--border-radius-lg:12px;--section-padding:1.5rem;--container-padding:0 1rem;--spacing-xs:0.5rem;--spacing-sm:1rem;--spacing-md:1.5rem;--spacing-lg:2rem;--spacing-xl:3rem;--section-title-color:#333;--section-subtitle-color:#666;--more-link-color:var(--primary-color);--more-link-hover:var(--primary-hover,#4096ff);--work-card-transition:transform 0.3s,box-shadow 0.3s;--work-card-hover-transform:translateY(-5px);--work-card-hover-shadow:var(--shadow-md);--header-bg:#fff;--header-shadow:0 2px 8px rgba(0,0,0,0.1);--logo-color:var(--primary-color);--menu-item-hover:var(--primary-color)}*{box-sizing:border-box;padding:0;margin:0}body,html{background-color:var(--background-color);color:var(--text-color);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}a{color:inherit;text-decoration:none}.container{max-width:var(--max-width);margin:0 auto;padding:var(--container-padding)}.section-card{background:#fff;border-radius:var(--border-radius-lg);padding:var(--section-padding);box-shadow:var(--shadow-sm)}.section-title{display:flex;align-items:baseline;margin-bottom:var(--spacing-md);font-size:1.5rem;color:var(--text-color)}.section-title span{margin-left:var(--spacing-sm);font-size:1rem;color:var(--text-secondary);font-weight:400}.section-title .more{margin-left:auto;font-size:1rem;color:var(--primary-color)}.section-title .more:hover{color:var(--primary-hover)}