*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:#f5f7fa;color:#333;min-height:100vh}a{color:#409eff;text-decoration:none}button{cursor:pointer;border:none;border-radius:6px;padding:8px 20px;font-size:14px;transition:all .2s}button:active{transform:scale(.97)}input,textarea,select{border:1px solid #dcdfe6;border-radius:6px;padding:8px 12px;font-size:14px;outline:none;transition:border-color .2s}input:focus,textarea:focus,select:focus{border-color:#409eff}.btn-primary{background:#409eff;color:#fff}.btn-primary:hover{background:#337ecc}.btn-danger{background:#f56c6c;color:#fff}.btn-success{background:#67c23a;color:#fff}.card{background:#fff;border-radius:12px;padding:20px;box-shadow:0 2px 12px #0000000f}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.page-header h2{font-size:20px}.app-layout{display:flex;min-height:100vh}.sidebar{width:220px;background:#1d1e2c;color:#fff;padding:20px 0}.sidebar .logo{padding:0 20px 30px;font-size:18px;font-weight:700;color:#67c23a}.sidebar a{display:block;padding:12px 20px;color:#a0a4b8;font-size:14px;transition:all .2s}.sidebar a:hover,.sidebar a.active{color:#fff;background:#ffffff0d;border-left:3px solid #67c23a}.main{flex:1;padding:24px;overflow-y:auto}.empty{text-align:center;color:#999;padding:60px 0}.form-group{margin-bottom:16px}.form-group label{display:block;margin-bottom:6px;font-size:13px;color:#666}.form-group input,.form-group textarea,.form-group select{width:100%}.form-group textarea{min-height:80px;resize:vertical}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:1000}.modal-box{background:#fff;border-radius:12px;padding:24px;width:500px;max-height:80vh;overflow-y:auto}.table{width:100%;border-collapse:collapse;font-size:14px}.table th,.table td{padding:12px 16px;text-align:left;border-bottom:1px solid #ebeef5}.table th{color:#909399;font-weight:500;background:#fafafa}