:root{--bg:#08111f;--panel:#101d30;--panel2:#14243a;--line:#243752;--text:#eef5ff;--muted:#91a5bf;--blue:#54a8ff;--green:#3bd39b;--red:#ff667a;--orange:#ffc65c}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at 10% 0,#132c4d 0,transparent 35%),var(--bg);color:var(--text);font:14px/1.5 Inter,"PingFang SC","Microsoft YaHei",sans-serif;min-height:100vh}.hidden{display:none!important}.login-wrap{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(400px,100%);padding:38px;background:rgba(16,29,48,.94);border:1px solid var(--line);border-radius:20px;box-shadow:0 30px 80px #0008}.brand-mark{width:50px;height:50px;border-radius:15px;display:grid;place-items:center;background:linear-gradient(135deg,#5db5ff,#655cff);font-size:25px;font-weight:800}.login-card h1{margin:20px 0 4px}.login-card p{margin:0 0 25px;color:var(--muted)}label{display:block;color:var(--muted);margin:15px 0 6px}input{width:100%;margin-top:7px;border:1px solid var(--line);border-radius:10px;padding:11px 12px;background:#091523;color:var(--text);outline:none}input:focus{border-color:var(--blue);box-shadow:0 0 0 3px #54a8ff20}button{border:1px solid var(--line);border-radius:9px;background:#17283f;color:var(--text);padding:9px 13px;cursor:pointer}button:hover{filter:brightness(1.13)}button.primary{border:0;background:linear-gradient(135deg,#228fff,#655cff)}.login-card button{width:100%;padding:12px;margin-top:20px;font-weight:700}.error{color:var(--red);min-height:21px;margin-top:10px;text-align:center}.app{max-width:1600px;margin:auto;padding:0 24px 40px}header{height:94px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}h1,h2,p{margin:0}header h1{font-size:24px}.eyebrow{font-size:11px;color:var(--blue);letter-spacing:2px;font-weight:700}.header-actions{display:flex;align-items:center;gap:9px}.header-actions span{color:var(--muted);margin-right:5px}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:24px 0}.stats article{background:linear-gradient(145deg,var(--panel2),var(--panel));border:1px solid var(--line);padding:20px 22px;border-radius:14px}.stats span{display:block;color:var(--muted)}.stats strong{font-size:34px;line-height:1.25}.stats .online strong{color:var(--green)}.stats .offline strong{color:var(--red)}.panel{background:rgba(16,29,48,.94);border:1px solid var(--line);border-radius:15px;overflow:hidden}.panel-head{min-height:78px;padding:18px 20px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.panel-head h2{font-size:17px}.panel-head p{font-size:12px;color:var(--muted);margin-top:3px}.small{padding:8px 13px}.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:1120px}th,td{text-align:left;padding:14px 14px;border-bottom:1px solid #1c2e47;white-space:nowrap}th{font-size:11px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted);background:#0d1929}td small{display:block;color:var(--muted)}.node-name{font-weight:700}.pill{display:inline-flex;align-items:center;gap:6px;padding:4px 8px;border-radius:99px;background:#ffffff0a}.pill:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--red);box-shadow:0 0 9px var(--red)}.pill.on:before{background:var(--green);box-shadow:0 0 9px var(--green)}.good{color:var(--green)}.bad{color:var(--red)}.metric{min-width:115px}.bar{width:100%;height:4px;background:#223550;border-radius:5px;margin-top:5px;overflow:hidden}.bar i{display:block;height:100%;background:var(--blue);border-radius:5px}.actions{display:flex;gap:6px}.actions button{font-size:12px;padding:6px 8px}.actions .danger{color:#ff8998}.empty{text-align:center;color:var(--muted);padding:45px}.grid-two{display:grid;grid-template-columns:minmax(520px,.9fr) minmax(500px,1.1fr);gap:16px;margin-top:16px}.targets{padding:14px 20px 20px}.target-row{display:grid;grid-template-columns:50px 1fr 95px 1fr 80px;gap:8px;align-items:end;margin-bottom:9px}.target-row b{padding-bottom:10px}.target-row label{margin:0;font-size:11px}.target-row input{margin-top:4px;padding:9px}.chart-panel canvas{display:block;width:100%;height:300px;padding:15px}.legend{display:flex;gap:18px;color:var(--muted);padding:0 20px 18px}.legend span:before{content:"";display:inline-block;width:16px;height:3px;margin-right:6px;vertical-align:middle}.legend .cpu:before{background:#54a8ff}.legend .mem:before{background:#3bd39b}.legend .load:before{background:#ffc65c}.toast{position:fixed;right:24px;bottom:24px;background:#152a42;border:1px solid var(--line);padding:12px 16px;border-radius:10px;box-shadow:0 15px 45px #0008;opacity:0;transform:translateY(15px);pointer-events:none;transition:.25s}.toast.show{opacity:1;transform:none}.toast.error{color:#fff;border-color:#8f3544;background:#4a1d28}@media(max-width:1100px){.stats{grid-template-columns:repeat(2,1fr)}.grid-two{grid-template-columns:1fr}}@media(max-width:650px){.app{padding:0 12px 25px}header{height:auto;padding:18px 0;align-items:flex-start;gap:15px}.header-actions{flex-wrap:wrap;justify-content:flex-end}.header-actions span{width:100%;text-align:right}.stats{gap:9px;margin:14px 0}.stats article{padding:15px}.stats strong{font-size:27px}.target-row{grid-template-columns:40px 1fr 75px}.target-row label:nth-child(4),.target-row label:nth-child(5){grid-column:auto}.grid-two{display:block}.grid-two>.panel{margin-top:12px}}
.install-panel{margin-bottom:16px}.install-body{padding:18px 20px 20px}.install-label{display:flex;align-items:center;justify-content:space-between;color:var(--muted);font-size:12px;margin-bottom:8px}.install-badge{color:var(--green);background:#3bd39b15;border:1px solid #3bd39b35;border-radius:99px;padding:3px 9px}.command-box{display:flex;align-items:center;gap:10px;padding:12px 12px 12px 15px;border:1px solid #2b4364;border-radius:11px;background:#07121f}.command-box code{flex:1;color:#b9dbff;font:13px/1.6 Consolas,Monaco,monospace;overflow-wrap:anywhere;user-select:all}.command-box button{flex:none;padding:7px 13px}.install-notes{display:flex;flex-wrap:wrap;gap:18px;margin-top:12px;color:var(--muted);font-size:12px}.install-notes span:before{content:"\2713";color:var(--green);font-weight:700;margin-right:6px}@media(max-width:650px){.install-panel .panel-head{align-items:flex-start;gap:12px}.command-box{align-items:flex-start}.command-box code{font-size:12px}.install-notes{display:grid;gap:6px}}

/* Light control-center theme and page navigation */
:root{--bg:#f4f7fb;--panel:#fff;--panel2:#fff;--line:#e3e9f2;--text:#172235;--muted:#728097;--blue:#3478f6;--green:#16a675;--red:#e05262;--orange:#d99a19}
body{background:#f4f7fb;color:var(--text)}
.login-card,.panel,.stats article{background:#fff;border-color:var(--line);box-shadow:0 8px 28px #2437540a}
.login-card{box-shadow:0 20px 60px #24375414}
header.topbar{height:82px;border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:12px}.brand-mark{flex:none}
header h1{font-size:19px}.eyebrow{color:#68809f}
.header-actions button,.actions button,.command-box button{background:#fff;color:#344258;border:1px solid var(--line)}
.header-actions button:hover,.actions button:hover,.command-box button:hover{background:#f5f8fc}
.header-actions .live-state{display:flex;align-items:center;gap:7px;color:#637188}
.live-state i,.update-pill i{width:8px;height:8px;border-radius:50%;background:#18b887;box-shadow:0 0 0 4px #18b8871b}
.live-state b{font-weight:500;color:#8995a7;margin-left:3px}
.main-nav{display:flex;gap:8px;border-bottom:1px solid var(--line);padding:12px 0;position:sticky;top:0;background:#f4f7fbf2;z-index:5;backdrop-filter:blur(12px)}
.nav-item{border:0;background:transparent;color:#66748b;border-radius:9px;padding:10px 15px;display:flex;align-items:center;gap:9px;font-weight:600}
.nav-item:hover{background:#eaf0f8;color:#263852}.nav-item.active{background:#e8f0ff;color:#2768d9}.nav-item b{font-size:11px;background:#fff;border:1px solid #dae4f3;border-radius:20px;padding:1px 7px;color:#61738e}.nav-icon{font-size:17px;line-height:1}
.page{display:none;padding-top:24px}.page.active{display:block}.page-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:20px}.page-heading h2{font-size:25px;letter-spacing:-.4px}.page-heading p{color:var(--muted);margin-top:5px}.update-pill,.count-chip{border:1px solid var(--line);background:#fff;border-radius:99px;padding:7px 12px;color:#69778e;font-size:12px;white-space:nowrap}.update-pill{display:flex;align-items:center;gap:9px}.stats{margin:0 0 18px}.stats article{border-radius:13px}.stats strong{color:#1d2b41}.stats article small{display:block;color:#9aa5b5;margin-top:3px}.stats .online strong{color:var(--green)}.stats .offline strong{color:var(--red)}
.home-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:15px}.home-card{border:1px solid var(--line);border-radius:14px;background:#fff;padding:18px;display:flex;align-items:center;gap:13px;text-align:left;color:var(--text);box-shadow:0 8px 28px #2437540a;cursor:pointer;transition:.18s}.home-card:hover{transform:translateY(-2px);box-shadow:0 12px 30px #24375414;border-color:#cbd9ec}.home-card>span:nth-child(2){flex:1}.home-card b,.home-card small{display:block}.home-card small{color:var(--muted);margin-top:4px;font-size:12px}.home-card strong{font-size:22px}.home-card em{font-style:normal;color:#9ba8ba}.home-card-icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:21px}.home-card-icon.blue{background:#eaf1ff;color:#3975e6}.home-card-icon.green{background:#e5f8f1;color:#17a675}.home-card-icon.violet{background:#f1edff;color:#7861d7}.home-note{display:flex;align-items:flex-start;gap:12px;padding:18px;margin-top:16px}.note-mark{width:23px;height:23px;border-radius:50%;display:grid;place-items:center;background:#eaf1ff;color:#3975e6;font-weight:700;flex:none}.home-note p{color:var(--muted);font-size:13px;margin-top:4px}.panel{margin-bottom:16px}.panel-head{border-bottom-color:var(--line)}.table-wrap{overflow:auto}th,td{border-bottom-color:#edf1f6}th{background:#f7f9fc;color:#748198}td small{color:#8b97a9}.pill{background:#f3f6fa}.bar{background:#e8edf4}.good{color:#13976b}.bad{color:#d94c5d}.empty{color:#929eb0}.install-panel{margin-top:-4px}.install-body{padding:16px 20px}.install-label{color:#758198}.command-box{background:#f7f9fc;border-color:#e1e7f0}.command-box code{color:#285ba9}.install-badge{color:#138f65;background:#eaf8f2;border-color:#ccefe1}.targets{padding:17px 22px}.target-row{grid-template-columns:52px minmax(140px,1fr) 105px minmax(180px,1.2fr) 95px;gap:10px;padding:4px 0 9px}.target-row b{color:#33435c}.target-row label{font-size:11px;color:#708099}.target-row input{background:#fff;color:#1d2b41;border-color:#dce4ef;border-radius:9px;padding:10px}.target-row input:focus{outline:2px solid #d8e6ff;border-color:#88adf3}.target-row input:disabled{background:#f6f8fb;color:#52627a}
.toast{background:#fff;color:#243249;border-color:var(--line);box-shadow:0 15px 45px #24375420}.toast.error{color:#a52d40;border-color:#f0cbd1;background:#fff5f6}
@media(max-width:900px){.home-grid{grid-template-columns:1fr}.main-nav{overflow:auto}.nav-item{white-space:nowrap}}
@media(max-width:650px){.app{padding:0 12px 25px}.topbar{flex-wrap:wrap}.brand{padding:12px 0}.header-actions{justify-content:flex-start;padding-bottom:12px}.header-actions .live-state{width:100%}.main-nav{margin:0 -12px;padding:9px 12px;gap:4px}.nav-item{padding:9px 11px;font-size:12px}.page{padding-top:18px}.page-heading{align-items:flex-start}.page-heading h2{font-size:21px}.page-heading p{max-width:260px;font-size:12px}.update-pill{font-size:10px;padding:6px 8px}.target-row{grid-template-columns:38px minmax(105px,1fr) 78px;gap:8px}.target-row label:nth-child(4){grid-column:2}.target-row label:nth-child(5){grid-column:3}.home-card{padding:14px}.panel-head{padding:15px}}

@media(max-width:650px){header.topbar{height:auto;min-height:0;padding:10px 0 12px}.header-actions{position:static}}

@media(max-width:650px){header.topbar .brand{width:100%}header.topbar .header-actions{width:100%;display:flex;flex-wrap:wrap;gap:8px;padding-bottom:0}header.topbar .header-actions .live-state{width:100%}}

.target-tabs{display:flex;gap:8px;padding:14px 18px 0}.target-tab{border:1px solid #d8e1ed;background:#fff;color:#536278;border-radius:8px;padding:8px 16px;cursor:pointer}.target-tab.active{background:#3478f6;color:#fff;border-color:#3478f6}.hidden{display:none!important}.node-edit-name{width:140px;border:1px solid #dce5f0;border-radius:6px;padding:6px 8px;font-weight:600;color:#172338;background:#fff}.node-edit-priority{width:64px;border:1px solid #dce5f0;border-radius:6px;padding:5px 6px;margin-right:4px}.actions button,.node-edit-priority+button{cursor:pointer}.pager{display:flex;justify-content:center;align-items:center;gap:14px;padding:16px}.pager button{border:1px solid #dce5f0;background:#fff;border-radius:7px;padding:7px 13px;cursor:pointer}.pager span{color:#63738a;font-size:13px}.table-wrap code{font-size:11px;word-break:break-all;color:#49617d}

.traffic-summary{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:16px 0 24px}.traffic-summary article{background:linear-gradient(145deg,var(--panel2),var(--panel));border:1px solid var(--line);padding:18px 20px;border-radius:14px}.traffic-summary span,.traffic-summary small{display:block;color:var(--muted)}.traffic-summary strong{display:block;font-size:28px;line-height:1.4}.target-row{grid-template-columns:48px minmax(130px,1fr) 120px 115px minmax(210px,1.5fr) 120px;align-items:end}.target-row input,.target-row select{width:100%;margin-top:4px;padding:9px;border:1px solid var(--line);border-radius:9px;background:#091523;color:var(--text)}.target-row select{min-height:40px}.target-row label{min-width:0}.node-edit-priority{width:72px!important;display:inline-block;margin-right:5px}@media(max-width:900px){.traffic-summary{grid-template-columns:1fr}.target-row{min-width:900px}}

/* Final white-theme form fixes */
.node-edit-priority,
.node-edit-name {
  background: #fff !important;
  color: #172235 !important;
  border-color: #dce5f0 !important;
  -webkit-text-fill-color: #172235;
}
.node-edit-priority {
  width: 72px !important;
}
.node-edit-priority + button {
  min-width: 56px;
  white-space: nowrap;
}
.target-row input,
.target-row select {
  background: #fff !important;
  color: #1d2b41 !important;
  border-color: #dce4ef !important;
  -webkit-text-fill-color: #1d2b41;
}
.target-row select option {
  background: #fff;
  color: #1d2b41;
}

/* Readable white-theme login and node controls */
.login-card input {
  background: #fff !important;
  color: #172235 !important;
  border-color: #dce5f0 !important;
  -webkit-text-fill-color: #172235;
}
.login-card input::placeholder { color: #8290a5; }
.node-edit-priority, .node-edit-name, .actions button {
  color: #172235 !important;
  -webkit-text-fill-color: #172235;
}

/* Force readable text on dark primary controls and priority save buttons. */
button.primary,
.login-card button.primary,
.node-edit-priority + button {
  color: #fff !important;
  -webkit-text-fill-color: #fff !important;
}
.login-card input,
.node-edit-priority,
.target-row input,
.target-row select {
  color-scheme: light;
}

/* Keep every editable control readable regardless of browser dark-mode/autofill. */
input, select, textarea,
.node-edit-name, .node-edit-priority, .node-edit-bandwidth,
.target-row input, .target-row select {
  background-color: #fff !important;
  color: #172235 !important;
  -webkit-text-fill-color: #172235 !important;
  color-scheme: light;
  caret-color: #172235;
}
input::placeholder, textarea::placeholder {
  color: #8290a5 !important;
  -webkit-text-fill-color: #8290a5 !important;
  opacity: 1;
}
input:-webkit-autofill, input:-webkit-autofill:hover,
input:-webkit-autofill:focus, textarea:-webkit-autofill,
select:-webkit-autofill {
  -webkit-text-fill-color: #172235 !important;
  box-shadow: 0 0 0 1000px #fff inset !important;
  caret-color: #172235;
}