*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Microsoft YaHei',sans-serif;background:#f0f2f5;color:#333;min-height:100vh}
a{color:#409eff;text-decoration:none}
/* Layout */
.sidebar{position:fixed;left:0;top:0;width:220px;height:100vh;background:#001529;z-index:100}
.sidebar .logo{height:60px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:17px;font-weight:700;border-bottom:1px solid rgba(255,255,255,.1)}
.sidebar .menu{padding:8px 0}
.sidebar .menu a{display:flex;align-items:center;gap:10px;padding:12px 24px;color:#fff9;font-size:14px;transition:.2s}
.sidebar .menu a:hover,.sidebar .menu a.active{color:#fff;background:rgba(255,255,255,.08)}
.sidebar .menu a .dot{width:6px;height:6px;border-radius:50%;background:currentColor;flex-shrink:0}
.sidebar .user-box{position:absolute;bottom:0;left:0;right:0;padding:12px 16px;border-top:1px solid rgba(255,255,255,.1);display:flex;align-items:center;gap:8px;color:#fff;font-size:13px}
.main{margin-left:220px;padding:20px;min-height:100vh}
/* Cards */
.card{background:#fff;border-radius:8px;padding:20px;margin-bottom:16px;box-shadow:0 1px 3px rgba(0,0,0,.06)}
.card h3{font-size:15px;margin-bottom:12px;color:#333}
/* Tables */
table{width:100%;border-collapse:collapse}
td,th{padding:10px 12px;text-align:left;border-bottom:1px solid #ebeef5;font-size:13px}
th{background:#fafafa;color:#606266;font-weight:600}
tr:hover{background:#f5f7fa}
/* Buttons */
.btn{padding:8px 16px;border:none;border-radius:4px;cursor:pointer;font-size:13px;transition:.2s}
.btn-primary{background:#409eff;color:#fff}.btn-primary:hover{background:#337ecc}
.btn-success{background:#67c23a;color:#fff}
.btn-danger{background:#f56c6c;color:#fff}
.btn-warning{background:#e6a23c;color:#fff}
.btn-sm{padding:5px 10px;font-size:12px}
/* Forms */
.form-group{margin-bottom:14px}
.form-group label{display:block;margin-bottom:4px;font-size:13px;color:#606266;font-weight:500}
.form-control{width:100%;padding:8px 12px;border:1px solid #dcdfe6;border-radius:4px;font-size:13px;transition:border .2s}
.form-control:focus{outline:none;border-color:#409eff;box-shadow:0 0 0 2px rgba(64,158,255,.15)}
select.form-control{background:#fff}
/* Tags */
.tag{display:inline-block;padding:2px 8px;border-radius:3px;font-size:11px;font-weight:500}
.tag-success{background:#f0f9eb;color:#67c23a}
.tag-warning{background:#fdf6ec;color:#e6a23c}
.tag-danger{background:#fef0f0;color:#f56c6c}
.tag-info{background:#f4f4f5;color:#909399}
.tag-primary{background:#ecf5ff;color:#409eff}
/* Stats */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-bottom:18px}
.stat{border-radius:8px;padding:16px 20px;color:#fff}
.stat .label{font-size:12px;opacity:.85;margin-bottom:6px}
.stat .value{font-size:24px;font-weight:700}
.stat.blue{background:linear-gradient(135deg,#409eff,#337ecc)}
.stat.green{background:linear-gradient(135deg,#67c23a,#529b2e)}
.stat.orange{background:linear-gradient(135deg,#e6a23c,#cf9236)}
.stat.red{background:linear-gradient(135deg,#f56c6c,#e45d5d)}
.stat.purple{background:linear-gradient(135deg,#9b59b6,#8e44ad)}
/* Grid */
.row{display:flex;gap:14px;flex-wrap:wrap}
.col{flex:1;min-width:280px}
/* Modal */
.modal-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.4);z-index:200;align-items:center;justify-content:center}
.modal-overlay.show{display:flex}
.modal{background:#fff;border-radius:10px;padding:24px;width:460px;max-width:90vw;max-height:85vh;overflow-y:auto}
.modal h3{margin-bottom:16px}
/* Top bar */
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px}
.topbar h2{font-size:18px}
/* Pagination */
.pager{display:flex;justify-content:flex-end;gap:8px;margin-top:14px}
.pager button{padding:6px 12px;border:1px solid #dcdfe6;background:#fff;border-radius:3px;cursor:pointer;font-size:12px}
.pager button.active{background:#409eff;color:#fff;border-color:#409eff}
/* Login */
.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#667eea,#764ba2)}
.login-card{background:#fff;border-radius:12px;padding:40px;width:380px;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.login-card h1{text-align:center;font-size:22px;margin-bottom:24px;color:#333}
.login-card .form-group{margin-bottom:14px}
.login-card .btn-primary{width:100%;padding:10px;font-size:14px}
.login-switch{text-align:center;margin-top:14px;font-size:13px;color:#909399}
.login-switch a{cursor:pointer}
/* Nginx fix */
.nginx-404{display:none}
@media(max-width:768px){
  .sidebar{width:60px}.sidebar .logo{font-size:13px}.sidebar .menu a span{display:none}.main{margin-left:60px}.row{flex-direction:column}
}