:root{--navy:#071d35;--navy2:#0b2a4d;--blue:#1677ff;--blue2:#52a2ff;--teal:#19b8ae;--green:#21ad55;--orange:#ff9c37;--red:#ef4444;--text:#172033;--muted:#778195;--line:#e6eaf0;--surface:#fff;--bg:#f4f7fb;--shadow:0 8px 30px rgba(24,46,76,.08);font-family:"Microsoft YaHei UI","PingFang SC",Segoe UI,sans-serif;color:var(--text)}
*{box-sizing:border-box}body{margin:0;background:var(--bg);min-width:1100px}button,input{font:inherit}.hidden{display:none!important}.muted{color:var(--muted)}
.login-page{min-height:100vh;display:grid;grid-template-columns:minmax(500px,1.15fr) minmax(480px,.85fr);background:#fff}.login-visual{position:relative;overflow:hidden;padding:44px 64px;color:#fff;background:radial-gradient(circle at 22% 80%,rgba(26,129,255,.34),transparent 38%),linear-gradient(145deg,#061a31 0%,#092b50 55%,#0a5fa2 140%)}.login-visual:after{content:"";position:absolute;width:520px;height:520px;border:1px solid rgba(89,180,255,.2);border-radius:50%;bottom:-220px;right:-130px;box-shadow:0 0 0 70px rgba(67,160,255,.04),0 0 0 150px rgba(67,160,255,.03)}
.brand{height:72px;display:flex;align-items:center;gap:12px;color:#fff;font-size:24px;font-weight:800;letter-spacing:1px}.brand small{display:block;font-size:11px;font-weight:400;letter-spacing:2px;color:#9db1c7;margin-top:4px}.brand-mark{width:44px;height:50px;display:grid;place-items:center;font-size:20px;border:2px solid #62b4ff;border-radius:22px 22px 28px 28px;background:linear-gradient(145deg,#1587ff,#0a4cae);box-shadow:inset 0 0 12px rgba(255,255,255,.28),0 6px 18px rgba(0,98,226,.3)}.brand-large{position:relative;z-index:1}.login-copy{position:absolute;z-index:1;left:9%;top:45%;transform:translateY(-50%);max-width:640px}.eyebrow{font-size:13px;letter-spacing:4px;color:#6fc4ff}.login-copy h1{font-size:46px;line-height:1.35;margin:22px 0}.login-copy p{font-size:17px;line-height:1.8;color:#b8cbe0}.trust-row{display:flex;gap:24px;margin-top:40px;color:#d5e8f8;font-size:14px}.login-panel{display:flex;flex-direction:column;justify-content:center;align-items:center;padding:50px}.login-card{width:390px}.mobile-brand{display:none}.login-card h2{font-size:30px;margin:0 0 10px}.login-card>p{margin:0 0 32px}.login-card label{display:block;font-size:14px;font-weight:600;margin:20px 0 8px}.login-card input{width:100%;height:48px;margin-top:9px;border:1px solid #d9e0e9;border-radius:8px;padding:0 14px;outline:none;background:#fbfcfe}.login-card input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(22,119,255,.1)}.password-wrap{position:relative;display:block}.password-wrap input{padding-right:64px}.password-wrap button{position:absolute;right:10px;top:20px;border:0;background:none;color:var(--blue);font-size:13px;cursor:pointer}.login-options{display:flex;align-items:center;justify-content:space-between;font-size:13px;margin:16px 0 24px}.login-options a{color:var(--blue);text-decoration:none}.login-options .check{margin:0;font-weight:400}.check input{width:15px;height:15px;margin:0 6px 0 0;vertical-align:-3px}.primary{background:linear-gradient(135deg,#2588ff,#0867e8);border:0;color:#fff;border-radius:8px;cursor:pointer;box-shadow:0 6px 14px rgba(22,119,255,.2)}.login-button{height:50px;width:100%;font-weight:700}.error{height:20px;color:var(--red);font-size:13px;margin:10px 0!important}.demo-note{display:flex;justify-content:space-between;background:#f1f6fd;color:#53647c;border-radius:8px;padding:13px 14px;font-size:12px}.login-footer{position:absolute;bottom:22px;color:#9aa3b1;font-size:12px}
.app-shell{min-height:100vh;display:grid;grid-template-columns:230px 1fr}.sidebar{position:fixed;z-index:10;inset:0 auto 0 0;width:230px;background:linear-gradient(180deg,var(--navy),#082847);color:#fff;display:flex;flex-direction:column}.sidebar .brand{height:82px;padding:0 22px;border-bottom:1px solid rgba(255,255,255,.07)}.sidebar .brand-mark{width:38px;height:44px;font-size:17px}nav{padding:14px 10px;display:flex;flex-direction:column;gap:4px}.nav-item{height:48px;display:flex;align-items:center;gap:13px;padding:0 16px;color:#c4d2e0;border:0;border-radius:7px;background:transparent;cursor:pointer;text-align:left}.nav-item i{width:22px;text-align:center;font-size:19px;font-style:normal}.nav-item span{flex:1}.nav-item:hover{background:rgba(255,255,255,.07);color:#fff}.nav-item.active{color:#fff;background:linear-gradient(100deg,#1677ff,#0d66de);box-shadow:0 7px 18px rgba(0,99,230,.27)}.nav-badge{font-size:11px;background:#e84242;padding:2px 6px;border-radius:8px}.sidebar-status{margin:auto 16px 18px;padding:13px;display:flex;gap:10px;align-items:center;border-radius:8px;background:rgba(255,255,255,.06)}.sidebar-status b,.sidebar-status small{display:block;font-size:12px}.sidebar-status small{color:#91a8be;margin-top:4px}.pulse{width:9px;height:9px;border-radius:50%;background:#31cf70;box-shadow:0 0 0 5px rgba(49,207,112,.12)}
.workspace{grid-column:2;min-height:100vh}.topbar{height:64px;position:sticky;z-index:9;top:0;display:flex;align-items:center;padding:0 28px;background:#fff;border-bottom:1px solid var(--line)}.icon-button{width:38px;height:38px;border:0;background:transparent;border-radius:7px;font-size:20px;cursor:pointer}.icon-button:hover{background:#f1f4f8}.top-spacer{flex:1}.notification{position:relative}.notification b{position:absolute;right:0;top:0;width:17px;height:17px;border-radius:9px;background:#e23c3c;color:#fff;font-size:10px;display:grid;place-items:center}.top-divider{height:28px;border-left:1px solid var(--line);margin:0 16px}.account{position:relative;display:flex;align-items:center;gap:10px;border:0;background:none;cursor:pointer;text-align:left}.account span b,.account span small{display:block}.account small{font-size:11px;color:var(--muted);margin-top:2px}.account i{font-style:normal;color:#8290a2}.avatar{width:37px;height:37px;border-radius:50%;display:grid!important;place-items:center;color:#fff;background:linear-gradient(145deg,#1f8aff,#1450aa)}.account-menu{position:absolute;right:24px;top:58px;width:150px;background:#fff;border:1px solid var(--line);border-radius:8px;padding:6px;box-shadow:var(--shadow)}.account-menu button{display:block;width:100%;border:0;background:none;padding:10px;text-align:left;border-radius:5px;cursor:pointer}.account-menu button:hover{background:#f3f6fa}
.content{padding:25px 28px 40px;max-width:1700px;margin:auto}.page-head{display:flex;align-items:center;margin-bottom:20px}.page-head h1{font-size:26px;margin:0 0 6px}.page-head p{margin:0;color:var(--muted);font-size:13px}.page-head .actions{margin-left:auto;display:flex;gap:10px}.button{height:38px;padding:0 17px;border-radius:7px;border:1px solid #dbe1e9;background:#fff;cursor:pointer}.button.primary{border:0;background:linear-gradient(135deg,#2588ff,#0867e8);color:#fff}.button:hover{filter:brightness(.98)}
.summary-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:18px}.summary-card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:20px;display:flex;gap:16px;align-items:center;box-shadow:0 3px 12px rgba(18,45,80,.03)}.metric-icon{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;font-size:22px;background:#eaf3ff;color:var(--blue)}.metric-icon.teal{background:#e2f8f6;color:var(--teal)}.metric-icon.green{background:#e9f8ee;color:var(--green)}.metric-icon.violet{background:#f0ecff;color:#6d58e8}.metric-label{font-size:13px;color:var(--muted)}.metric-value{display:block;font-size:28px;margin:4px 0 2px}.metric-foot{font-size:12px;color:var(--muted)}.up{color:var(--green)}
.dashboard-grid{display:grid;grid-template-columns:minmax(620px,2.2fr) minmax(300px,.9fr);gap:18px;margin-bottom:18px}.panel{background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 3px 12px rgba(18,45,80,.03)}.panel-head{height:58px;padding:0 20px;display:flex;align-items:center;border-bottom:1px solid #edf0f4}.panel-head h3{font-size:16px;margin:0}.panel-head .spacer{flex:1}.panel-head a{color:var(--muted);font-size:12px;text-decoration:none}.legend{display:flex;gap:18px;color:var(--muted);font-size:12px}.legend span:before{content:"";display:inline-block;width:17px;border-top:3px solid var(--blue);margin-right:6px;vertical-align:3px}.legend span:last-child:before{border-color:var(--teal)}.chart-wrap{height:282px;padding:15px 20px 12px}.chart-svg{width:100%;height:100%;overflow:visible}.chart-grid line{stroke:#edf0f4;stroke-dasharray:4 4}.chart-label{font-size:10px;fill:#9099a8}.node-list{padding:10px 16px}.node-row{display:grid;grid-template-columns:1fr 55px 54px;align-items:center;padding:15px 6px;border-bottom:1px solid #edf0f4;font-size:13px}.node-name{display:flex;align-items:center;gap:9px}.node-name:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green)}.latency{color:var(--green)}.status-pill{padding:4px 8px;border-radius:5px;background:#e9f8ed;color:var(--green);font-size:12px;text-align:center}.node-summary{padding:15px 20px;color:var(--muted);font-size:12px}
.table-panel{overflow:hidden}.table-wrap{overflow:auto;padding:0 18px 16px}.data-table{width:100%;border-collapse:collapse;min-width:850px}.data-table th{height:42px;background:#f7f9fc;color:#596579;font-size:12px;font-weight:600;text-align:left;padding:0 14px;border-bottom:1px solid var(--line)}.data-table td{height:51px;padding:0 14px;border-bottom:1px solid #edf0f4;font-size:13px}.data-table tr:hover td{background:#fafcff}.link-button{border:0;background:none;color:var(--blue);cursor:pointer}.engine-tag{display:inline-block;padding:4px 8px;border-radius:4px;background:#eef5ff;color:#246fca;font-size:11px}.protecting{color:var(--green)}
.generic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.info-card{background:#fff;border:1px solid var(--line);border-radius:10px;padding:20px;min-height:150px}.info-card h3{margin:0 0 10px;font-size:16px}.info-card p{color:var(--muted);font-size:13px;line-height:1.7}.info-card .big{font-size:26px;font-weight:700;color:var(--text)}.info-card .tag{display:inline-block;padding:4px 8px;border-radius:5px;color:var(--green);background:#eaf8ee;font-size:12px}.empty-panel{min-height:400px;display:grid;place-items:center;text-align:center}.empty-panel .symbol{font-size:44px;color:#9bb9dd}.empty-panel h3{margin:12px 0 5px}.empty-panel p{color:var(--muted)}.toast{position:fixed;z-index:50;right:30px;bottom:30px;transform:translateY(80px);opacity:0;background:#172b44;color:#fff;padding:13px 18px;border-radius:8px;box-shadow:var(--shadow);transition:.25s}.toast.show{transform:none;opacity:1}
@media(max-width:1250px){.summary-grid{grid-template-columns:repeat(2,1fr)}.dashboard-grid{grid-template-columns:1fr}.generic-grid{grid-template-columns:repeat(2,1fr)}}