:root{--primary: #4F46E5;--primary-hover: #4338CA;--bg-primary: #ffffff;--bg-secondary: #F9FAFB;--text-primary: #1F2937;--text-secondary: #6B7280;--border: #E5E7EB}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-secondary);color:var(--text-primary);line-height:1.5}.container{max-width:1200px;margin:0 auto;padding:20px}.card{background:var(--bg-primary);border-radius:12px;box-shadow:0 1px 3px #0000001a;padding:20px;margin-bottom:20px}.btn{padding:10px 20px;border-radius:8px;border:none;cursor:pointer;font-weight:500;transition:all .2s}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.input{width:100%;padding:10px 14px;border:1px solid var(--border);border-radius:8px;font-size:14px}.input:focus{outline:none;border-color:var(--primary)}table{width:100%;border-collapse:collapse}th,td{padding:12px;text-align:left;border-bottom:1px solid var(--border)}th{font-weight:600;color:var(--text-secondary);font-size:12px;text-transform:uppercase}.nav{background:var(--bg-primary);border-bottom:1px solid var(--border);padding:16px 20px;display:flex;align-items:center;gap:24px}.nav-link{color:var(--text-secondary);text-decoration:none;font-weight:500}.nav-link:hover,.nav-link.active{color:var(--primary)}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:20px;margin-bottom:24px}.stat-card{background:var(--bg-primary);border-radius:12px;padding:20px;box-shadow:0 1px 3px #0000001a}.stat-value{font-size:32px;font-weight:700;color:var(--text-primary)}.stat-label{font-size:14px;color:var(--text-secondary);margin-top:4px}