html,body,#app{margin:0;padding:0;height:100%}:root{--primary: #2563eb;--primary-light: #3b82f6;--primary-dark: #1d4ed8;--primary-bg: #dbeafe;--primary-gradient: linear-gradient(135deg, #1e40af, #3b82f6);--icon-gradient: linear-gradient(135deg, #2563eb, #60a5fa);--accent: #06b6d4;--bg-page: #f8fafc;--bg-card: #ffffff;--bg-tag: #f1f5f9;--text-main: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--text-on-primary: #ffffff;--text-inverse: #f1f5f9;--border: #e2e8f0;--border-light: #f1f5f9;--radius: 8px;--radius-lg: 12px;--radius-round: 20px;--shadow: 0 1px 4px rgba(0,0,0,.06);--shadow-hover: 0 4px 20px rgba(0,0,0,.08);--shadow-card: 0 4px 20px rgba(0,0,0,.06);--header-height: 60px;--topbar-height: 34px;--el-color-primary: #2563eb;--el-border-radius-base: 8px;--el-font-size-base: 14px}*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans SC,sans-serif;background:var(--bg-page);color:var(--text-main);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}a:hover{color:var(--primary-light)}.front-container{min-height:100vh;display:flex;flex-direction:column}.front-main{flex:1;max-width:1200px;width:100%;margin:0 auto;padding:20px 16px}.admin-container{min-height:100vh;display:flex}.admin-sidebar{width:220px;background:#1e1e2d;color:#fff;transition:width .3s;overflow:hidden}.admin-main-wrap{flex:1;display:flex;flex-direction:column;background:var(--bg-page)}.admin-header{background:#fff;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 24px;height:56px}.admin-main{flex:1;padding:20px 24px}.software-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}@media (max-width: 1200px){.software-grid{grid-template-columns:repeat(3,1fr)}}@media (max-width: 768px){.software-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 480px){.software-grid{grid-template-columns:1fr}}.software-card{cursor:pointer}.software-card:hover{transform:translateY(-3px)}.software-card h3{font-size:15px;font-weight:600;margin-bottom:6px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.software-card .intro{font-size:13px;color:var(--text-secondary);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:8px;min-height:36px}.software-card .meta{display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--text-muted)}.detail-layout{max-width:900px;margin:0 auto}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.page-header h2{font-size:20px;font-weight:600}.page-header .total-count{font-size:13px;color:var(--text-muted)}.dashboard-card{background:var(--bg-card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.dashboard-card .card-header{display:flex;align-items:center;justify-content:space-between;padding-bottom:12px;border-bottom:1px solid var(--border-light);margin-bottom:16px}.dashboard-card .card-header h3{font-size:16px;font-weight:600;margin:0}