/* ===================================================================
   ARICH CommandCore · 指挥中心 SDVoE 分布式管控平台
   沿用 ARICH 官网 / NDIBOX / DualEngine 控制台设计令牌
   =================================================================== */
:root{
  --bg:#050A16; --bg2:#08101F; --panel:#0A1322; --panel2:#0B1424; --panel3:#0E1A2D;
  --stroke:rgba(255,255,255,.09); --stroke2:rgba(255,255,255,.055);
  --text:#E9F1FF; --text2:#B4C4DC; --muted:#7387A5; --faint:#4A5C77;
  --cyan:#35C8FF; --blue:#2EA7FF; --violet:#9381FF; --mint:#13DDC4;
  --red:#FF5C6C; --amber:#FFB547; --green:#39D98A;
  --accent:var(--cyan); --accent-soft:rgba(53,200,255,.12); --violet-soft:rgba(147,129,255,.12);
  --radius:12px; --radius-sm:8px;
  --mono:"JetBrains Mono","Cascadia Mono",Consolas,"SF Mono",monospace;
  --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --shadow:0 18px 48px rgba(0,0,0,.42);
}
body.theme-light{
  --bg:#F2F6FC; --bg2:#E9F0F9; --panel:#FFFFFF; --panel2:#F7FAFE; --panel3:#EDF3FB;
  --stroke:rgba(15,38,70,.13); --stroke2:rgba(15,38,70,.08);
  --text:#0E2038; --text2:#3A5273; --muted:#647B99; --faint:#93A6BE;
  --cyan:#0A8FCB; --blue:#1677D2; --violet:#6E58DB; --mint:#0BAF9B;
  --red:#DC3F51; --amber:#C4800C; --green:#1F9E63;
  --accent-soft:rgba(10,143,203,.10); --violet-soft:rgba(110,88,219,.10);
  --shadow:0 16px 40px rgba(24,52,90,.13);
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:13px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow:hidden;color-scheme:dark}
body.theme-light{color-scheme:light}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex:none}
.svg-sprite{position:absolute;width:0;height:0;overflow:hidden}
.hidden{display:none !important}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--stroke);border-radius:8px;border:2px solid transparent;background-clip:padding-box}
::-webkit-scrollbar-thumb:hover{background:var(--faint);background-clip:padding-box}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}

/* ---------------- 通用 ---------------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;height:34px;padding:0 14px;border-radius:var(--radius-sm);border:1px solid var(--stroke);background:var(--panel2);color:var(--text2);font-weight:500;white-space:nowrap;transition:background .18s,color .18s,border-color .18s,box-shadow .18s}
.btn:hover{background:var(--panel3);color:var(--text);border-color:var(--cyan)}
.btn svg{width:15px;height:15px}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--cyan));border-color:transparent;color:#041322;font-weight:700}
.btn-primary:hover{box-shadow:0 0 0 3px var(--accent-soft);color:#041322}
.btn-violet{background:linear-gradient(135deg,var(--violet),var(--blue));border-color:transparent;color:#0A0820;font-weight:700}
.btn-violet:hover{box-shadow:0 0 0 3px var(--violet-soft);color:#0A0820}
.btn-danger{color:var(--red);border-color:rgba(255,92,108,.35);background:rgba(255,92,108,.08)}
.btn-danger:hover{background:rgba(255,92,108,.16);border-color:var(--red)}
.btn-ghost{background:transparent;border-color:transparent;color:var(--muted)}
.btn-ghost:hover{background:var(--panel3);color:var(--text)}
.btn-sm{height:28px;padding:0 10px;font-size:12px;border-radius:6px;gap:5px}
.btn-sm svg{width:13px;height:13px}
.btn-xs{height:24px;padding:0 8px;font-size:11px;border-radius:5px;gap:4px}
.btn-xs svg{width:12px;height:12px}
.btn-block{width:100%;height:40px}
.btn:disabled,.btn.disabled{opacity:.4;pointer-events:none}
.btn-group{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.icon-btn{width:34px;height:34px;border-radius:var(--radius-sm);display:inline-flex;align-items:center;justify-content:center;color:var(--muted);border:1px solid transparent;transition:.18s}
.icon-btn:hover{color:var(--cyan);background:var(--panel3);border-color:var(--stroke)}
.icon-btn svg{width:17px;height:17px}
.card{background:var(--panel);border:1px solid var(--stroke);border-radius:var(--radius);padding:18px;position:relative;min-width:0}
.card.pad0{padding:0;overflow:hidden}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:8px 12px;flex-wrap:wrap;margin-bottom:16px}
.card-head h3{margin:0;font-size:14px;font-weight:650;letter-spacing:.2px;display:flex;align-items:center;gap:8px;white-space:nowrap}
.card-head h3 svg{width:16px;height:16px;color:var(--cyan)}
.card-head .sub{font-size:11.5px;color:var(--muted);font-weight:400}
.card-desc{color:var(--muted);font-size:12px;margin:-8px 0 16px;line-height:1.7}
.grid{display:grid;gap:14px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.split21{grid-template-columns:minmax(0,2fr) minmax(0,1fr)}
.split12{grid-template-columns:minmax(0,1fr) minmax(0,2fr)}
.span2{grid-column:span 2}
.row-between{display:flex;align-items:center;justify-content:space-between;gap:12px}
.row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.sep{height:1px;background:var(--stroke2);margin:16px 0}
.mt8{margin-top:8px}.mt12{margin-top:12px}.mt16{margin-top:16px}.mt20{margin-top:20px}.mb12{margin-bottom:12px}
.muted{color:var(--muted)}.tiny{font-size:11px}
.text-cyan{color:var(--cyan)}.text-green{color:var(--green)}.text-red{color:var(--red)}.text-amber{color:var(--amber)}.text-violet{color:var(--violet)}.text-mint{color:var(--mint)}
.tag{display:inline-flex;align-items:center;gap:5px;height:21px;padding:0 8px;border-radius:5px;font-size:11px;font-weight:600;background:var(--panel3);color:var(--muted);border:1px solid var(--stroke2);white-space:nowrap}
.tag.ok{color:var(--green);background:rgba(57,217,138,.10);border-color:rgba(57,217,138,.25)}
.tag.warn{color:var(--amber);background:rgba(255,181,71,.10);border-color:rgba(255,181,71,.25)}
.tag.err{color:var(--red);background:rgba(255,92,108,.10);border-color:rgba(255,92,108,.25)}
.tag.info{color:var(--cyan);background:var(--accent-soft);border-color:rgba(53,200,255,.25)}
.tag.violet{color:var(--violet);background:var(--violet-soft);border-color:rgba(147,129,255,.28)}
.dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--muted);flex:none}
.dot-ok{background:var(--green);box-shadow:0 0 8px rgba(57,217,138,.6)}
.dot-err{background:var(--red);box-shadow:0 0 8px rgba(255,92,108,.6)}
.dot-warn{background:var(--amber)}
.dot-blue{background:var(--cyan)}
.dot-violet{background:var(--violet);box-shadow:0 0 8px rgba(147,129,255,.6)}

/* 表单 */
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 18px}
.form-grid.g1{grid-template-columns:1fr}
.form-grid.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
.field>span,.field>.lbl{font-size:11.5px;color:var(--muted);font-weight:500;display:flex;align-items:center;gap:6px}
.field .hint{font-size:10.5px;color:var(--faint)}
.input,select.input,textarea.input{width:100%;height:34px;padding:0 11px;background:var(--bg2);border:1px solid var(--stroke);border-radius:var(--radius-sm);color:var(--text);caret-color:var(--cyan);outline:none;transition:.18s;font-size:12.5px;color-scheme:dark}
body.theme-light .input{background:#FBFDFF;color-scheme:light}
.input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px var(--accent-soft)}
.input:disabled{opacity:.45;cursor:not-allowed}
.input::placeholder{color:var(--faint)}
select.input{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 15px) 14px,calc(100% - 10px) 14px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:30px}
select.input option{background:var(--panel);color:var(--text)}
textarea.input{height:auto;min-height:64px;padding:9px 11px;resize:vertical;line-height:1.6}
.input-mono{font-family:var(--mono);font-size:12px}
.field-with-btn{display:flex;gap:8px}.field-with-btn .input{flex:1}
.switch{position:relative;display:inline-flex;align-items:center;gap:9px;cursor:pointer;user-select:none}
.switch input{position:absolute;opacity:0;width:0;height:0}
.switch .track{width:38px;height:21px;border-radius:20px;background:var(--panel3);border:1px solid var(--stroke);transition:.2s;flex:none;position:relative}
.switch .track::after{content:"";position:absolute;top:2px;left:2px;width:15px;height:15px;border-radius:50%;background:var(--muted);transition:.2s}
.switch input:checked+.track{background:linear-gradient(135deg,var(--blue),var(--cyan));border-color:transparent}
.switch input:checked+.track::after{left:19px;background:#fff}
.switch .sw-label{font-size:12px;color:var(--text2)}
.segmented{display:inline-flex;background:var(--bg2);border:1px solid var(--stroke);border-radius:var(--radius-sm);padding:3px;gap:3px}
.segmented button{height:27px;padding:0 13px;border-radius:5px;font-size:12px;color:var(--muted);transition:.18s;white-space:nowrap}
.segmented button:hover{color:var(--text)}
.segmented button.active{background:linear-gradient(135deg,rgba(46,167,255,.22),rgba(53,200,255,.18));color:var(--cyan);font-weight:650;box-shadow:inset 0 0 0 1px rgba(53,200,255,.25)}
.segmented.violet button.active{background:linear-gradient(135deg,rgba(147,129,255,.24),rgba(46,167,255,.16));color:var(--violet);box-shadow:inset 0 0 0 1px rgba(147,129,255,.3)}
.notice{display:flex;gap:9px;padding:11px 13px;border-radius:var(--radius-sm);background:var(--accent-soft);border:1px solid rgba(53,200,255,.18);color:var(--text2);font-size:11.5px;line-height:1.7}
.notice svg{width:15px;height:15px;color:var(--cyan);margin-top:2px}
.notice.warn{background:rgba(255,181,71,.08);border-color:rgba(255,181,71,.22)}
.notice.warn svg{color:var(--amber)}
.notice.violet{background:var(--violet-soft);border-color:rgba(147,129,255,.22)}
.notice.violet svg{color:var(--violet)}
.form-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px;padding-top:16px;border-top:1px solid var(--stroke2)}

/* 表格 */
.table-wrap{overflow-x:auto;border-radius:var(--radius-sm);border:1px solid var(--stroke)}
table.tbl{width:100%;border-collapse:collapse;font-size:12px;min-width:600px}
table.tbl th{text-align:left;padding:10px 12px;background:var(--panel2);color:var(--muted);font-weight:600;font-size:11px;letter-spacing:.3px;border-bottom:1px solid var(--stroke);white-space:nowrap}
table.tbl td{padding:10px 12px;border-bottom:1px solid var(--stroke2);color:var(--text2);vertical-align:middle}
table.tbl tr:last-child td{border-bottom:0}
table.tbl tbody tr:hover{background:var(--panel2)}
table.tbl td .mono{color:var(--text)}
.empty{padding:34px 16px;text-align:center;color:var(--muted);font-size:12px}
.empty svg{width:28px;height:28px;opacity:.35;display:block;margin:0 auto 10px}

/* ---------------- 外壳 ---------------- */
.app-shell{display:flex;height:100vh;overflow:hidden}
.sidebar{width:228px;flex:none;display:flex;flex-direction:column;background:var(--bg2);border-right:1px solid var(--stroke);transition:width .2s}
.app-shell.side-collapsed .sidebar{width:64px}
.side-brand{height:64px;flex:none;display:flex;align-items:center;gap:10px;padding:0 16px;border-bottom:1px solid var(--stroke);overflow:hidden}
.side-logo{width:78px;flex:none;display:block}
img.logo-on-light{display:none}body.theme-light img.logo-on-dark{display:none}body.theme-light img.logo-on-light{display:block}
.app-shell.side-collapsed .side-brand{padding:0 12px}
.app-shell.side-collapsed .side-logo{width:40px}
.side-product{display:flex;flex-direction:column;line-height:1.25;white-space:nowrap}
.side-product b{font-family:"Chakra Petch",var(--sans);font-size:14px;letter-spacing:1px}
.side-product span{font-size:10px;color:var(--muted);margin-top:2px}
.app-shell.side-collapsed .side-product{display:none}
.side-nav{flex:1;overflow-y:auto;padding:12px 10px;display:flex;flex-direction:column;gap:3px}
.nav-group{font-size:10px;color:var(--faint);letter-spacing:1.2px;padding:14px 10px 6px;font-weight:600}
.app-shell.side-collapsed .nav-group{display:none}
.nav-item{display:flex;align-items:center;gap:11px;height:38px;padding:0 11px;border-radius:var(--radius-sm);color:var(--muted);font-size:12.5px;font-weight:500;white-space:nowrap;transition:.16s;position:relative}
.nav-item svg{width:17px;height:17px}
.nav-item:hover{background:var(--panel3);color:var(--text)}
.nav-item.active{background:linear-gradient(90deg,var(--accent-soft),transparent);color:var(--cyan);font-weight:650}
.nav-item.active::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:2px;border-radius:2px;background:var(--cyan)}
.nav-item .nav-badge{margin-left:auto;font-family:var(--mono);font-size:10px;color:var(--faint)}
.nav-item .nav-badge.hot{color:var(--amber)}
.app-shell.side-collapsed .nav-item{justify-content:center;padding:0}
.app-shell.side-collapsed .nav-item span,.app-shell.side-collapsed .nav-item .nav-badge{display:none}
.side-bottom{padding:12px;border-top:1px solid var(--stroke)}
.side-health{background:var(--panel);border:1px solid var(--stroke);border-radius:var(--radius-sm);padding:11px 12px;margin-bottom:10px}
.app-shell.side-collapsed .side-health{display:none}
.side-health-head{display:flex;align-items:center;gap:7px;font-size:11.5px;margin-bottom:9px}
.side-health-row{display:flex;justify-content:space-between;font-size:10.5px;color:var(--muted);margin-top:4px}
.side-health-row b{color:var(--text2);font-weight:500}
.side-bar{height:4px;border-radius:4px;background:var(--panel3);margin-top:10px;overflow:hidden}
.side-bar i{display:block;height:100%;width:40%;background:linear-gradient(90deg,var(--blue),var(--cyan));transition:width .5s}
.side-user{display:flex;align-items:center;gap:9px;width:100%;padding:8px;border-radius:var(--radius-sm);color:var(--text2);text-align:left;transition:.16s}
.side-user:hover{background:var(--panel3)}
.avatar{width:30px;height:30px;flex:none;border-radius:8px;background:linear-gradient(135deg,var(--blue),var(--violet));display:flex;align-items:center;justify-content:center;color:#fff;font-size:11px;font-weight:700}
.side-user-txt{display:flex;flex-direction:column;line-height:1.3;flex:1;min-width:0}
.side-user-txt b{font-size:11.5px}.side-user-txt small{font-size:10px;color:var(--muted)}
.side-user svg{width:15px;height:15px;color:var(--muted)}
.app-shell.side-collapsed .side-user{justify-content:center}.app-shell.side-collapsed .side-user-txt,.app-shell.side-collapsed .side-user>svg{display:none}
.main-wrap{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{height:62px;flex:none;display:flex;align-items:center;gap:14px;padding:0 22px;border-bottom:1px solid var(--stroke);background:var(--bg2)}
.menu-toggle{display:none}
.top-title{display:flex;flex-direction:column;line-height:1.3;min-width:0}
.top-title h2{margin:0;font-size:16px;font-weight:650;letter-spacing:.3px}
.top-sub{font-size:10.5px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top-actions{margin-left:auto;display:flex;align-items:center;gap:9px}
.top-chip{display:flex;align-items:center;gap:7px;height:28px;padding:0 10px;border:1px solid var(--stroke);border-radius:7px;background:var(--panel);font-size:11px;color:var(--muted);white-space:nowrap}
.top-chip b{color:var(--cyan);font-size:11px;font-weight:600}
.top-chip.violet b{color:var(--violet)}
.top-chip.alert-chip{cursor:pointer;transition:.18s}
.top-chip.alert-chip:hover{border-color:var(--amber)}
.top-chip.alert-chip svg{width:13px;height:13px;color:var(--amber)}
.top-chip.alert-chip b{color:var(--amber)}
.top-clock{font-size:12px;color:var(--text2);padding:0 6px;letter-spacing:.5px}
.mode-badge{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 11px;border-radius:7px;font-size:11px;font-weight:600;white-space:nowrap;border:1px solid var(--stroke);background:var(--panel);color:var(--muted);cursor:pointer}
.mode-badge::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.mode-badge.mock{color:#9fb0c8}
.mode-badge.live{color:#13DDC4;border-color:rgba(19,221,196,.45);background:rgba(19,221,196,.08)}
.mode-badge.err{color:#ff8a8a;border-color:rgba(255,138,138,.45);background:rgba(255,138,138,.08)}
.view-wrap{flex:1;overflow-y:auto;overflow-x:hidden;padding:20px 24px 28px;background:radial-gradient(1100px 480px at 78% -8%,rgba(46,167,255,.055),transparent 70%),var(--bg)}
.view{max-width:1720px;margin:0 auto;animation:fade .25s ease both}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.statusbar{height:28px;flex:none;display:flex;align-items:center;gap:20px;padding:0 20px;border-top:1px solid var(--stroke);background:var(--bg2);font-size:10.5px;color:var(--muted);white-space:nowrap;overflow:hidden}
.statusbar b{color:var(--text2);font-weight:500}
.sb-spacer{flex:1}

/* ---------------- 页头 / KPI ---------------- */
.page-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:18px}
.page-head h1{margin:0;font-size:20px;font-weight:700;letter-spacing:.4px}
.page-head p{margin:4px 0 0;font-size:11.5px;color:var(--muted)}
.page-head .head-stamp{font-size:11px;color:var(--muted);display:flex;align-items:center;gap:7px}
.kpi-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:14px}
.kpi{background:var(--panel);border:1px solid var(--stroke);border-radius:var(--radius);padding:16px 17px;position:relative;overflow:hidden;min-height:110px}
.kpi::after{content:"";position:absolute;right:-30px;top:-30px;width:120px;height:120px;border-radius:50%;background:radial-gradient(circle,var(--kpi-glow,rgba(53,200,255,.13)),transparent 70%);pointer-events:none}
.kpi-top{display:flex;align-items:center;justify-content:space-between;gap:8px}
.kpi-label{font-size:11.5px;color:var(--muted);display:flex;align-items:center;gap:7px}
.kpi-ico{width:28px;height:28px;border-radius:7px;display:flex;align-items:center;justify-content:center;background:var(--accent-soft);color:var(--cyan)}
.kpi-ico svg{width:15px;height:15px}
.kpi.v .kpi-ico{background:var(--violet-soft);color:var(--violet)}
.kpi.g .kpi-ico{background:rgba(57,217,138,.10);color:var(--green)}
.kpi.a .kpi-ico{background:rgba(255,181,71,.10);color:var(--amber)}
.kpi-val{font-family:var(--mono);font-size:26px;font-weight:600;letter-spacing:-.5px;line-height:1.25;margin-top:10px;color:var(--text)}
.kpi-val small{font-size:12px;font-weight:400;color:var(--muted);margin-left:5px;letter-spacing:0}
.kpi-foot{display:flex;align-items:center;gap:7px;font-size:10.5px;color:var(--muted);margin-top:5px}
.kpi-trend{font-family:var(--mono);font-size:10.5px;color:var(--green)}
.kpi-trend.down{color:var(--red)}
.kpi-spark{position:absolute;right:14px;bottom:12px;width:92px;height:30px;opacity:.75}

/* ---------------- 拓扑 / 图表 ---------------- */
/* 节点为 HTML 卡片：文字原生 1:1 渲染，不随画布缩放；仅连线用 SVG 矢量 */
.topo{position:relative;height:300px;background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--stroke);border-radius:var(--radius-sm);overflow-x:auto;overflow-y:hidden}
.topo-map{position:relative;min-width:720px;width:100%;height:100%}
.topo-lines{position:absolute;inset:0;width:100% !important;height:100% !important;display:block;pointer-events:none}
.topo-col{position:absolute;top:24px;bottom:26px;display:flex;flex-direction:column;justify-content:space-between;z-index:2}
.col-tx{left:2%;width:27%}
.col-sw{left:34%;width:30%}
.col-rx{left:70%;width:28%}
.topo-node{position:relative;height:48px;padding:5px 9px 5px 13px;background:var(--panel);border:1px solid var(--stroke);border-radius:7px;display:flex;flex-direction:column;justify-content:center;gap:2px;overflow:hidden}
.topo-node .topo-bar{position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--cyan)}
.topo-node.rx .topo-bar{left:auto;right:0;background:var(--violet)}
.topo-n-main{display:flex;align-items:center;justify-content:space-between;gap:6px;line-height:1.15;min-width:0}
.topo-n-main b{font-size:11.5px;font-weight:700;color:var(--cyan);letter-spacing:.3px;white-space:nowrap;flex:none}
.topo-node.rx .topo-n-main b{color:var(--violet)}
.topo-fmt{font-family:var(--mono);font-size:10px;color:var(--text2);background:var(--panel3);border:1px solid var(--stroke2);border-radius:4px;padding:0 5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;min-width:0}
.topo-n-sub{font-size:12px;font-weight:600;color:var(--text);line-height:1.25;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topo-sw{height:58px;padding:5px 10px;background:var(--panel2);border:1px solid var(--stroke);border-radius:8px;display:flex;flex-direction:column;justify-content:center;gap:2px;overflow:hidden}
.topo-sw.core{border-color:var(--cyan);background:linear-gradient(120deg,var(--accent-soft),var(--panel2));box-shadow:inset 0 0 0 1px rgba(53,200,255,.18)}
.topo-sw-head{display:flex;align-items:center;justify-content:space-between;gap:8px}
.topo-sw-head b{font-size:11.5px;font-weight:700;color:var(--cyan);letter-spacing:.3px}
.topo-sw-sub{font-size:11.5px;font-weight:600;color:var(--text);line-height:1.25;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topo-sw-meta{font-size:10px;color:var(--text2);line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topo-titles,.topo-foot{position:absolute;left:0;right:0;z-index:2}
.topo-titles{top:5px;height:16px}
.topo-titles span{position:absolute;font-size:10.5px;font-weight:650;color:var(--text2);white-space:nowrap}
.topo-titles span:nth-child(1){left:2%}.topo-titles span:nth-child(2){left:34%}.topo-titles span:nth-child(3){left:70%}
.topo-titles span::before{content:"";display:inline-block;width:9px;height:2px;background:var(--cyan);vertical-align:middle;margin-right:6px}
.topo-foot{bottom:6px;height:18px}
.topo-foot-note{position:absolute;left:2%;font-family:var(--mono);font-size:10px;color:var(--muted);white-space:nowrap}
.topo-legend{position:absolute;right:12px;bottom:5px;display:flex;gap:14px;font-size:10.5px;color:var(--text2);background:var(--panel);border:1px solid var(--stroke);padding:4px 9px;border-radius:6px;z-index:3}
.topo-legend i{display:inline-block;width:16px;height:0;border-top:2px solid var(--cyan);vertical-align:middle;margin-right:5px}
.topo-legend i.v{border-top:2px dashed var(--violet)}
.modal.wide{width:min(1180px,calc(100vw - 40px))}
.topo-zoom{height:300px}
body.theme-light .topo-node{border-color:rgba(15,38,70,.22)}
body.theme-light .topo-sw{border-color:rgba(15,38,70,.22)}
body.theme-light .topo-sw.core{border-color:var(--cyan)}
body.theme-light .topo-fmt{color:var(--text2);border-color:rgba(15,38,70,.14)}
.chart-box{position:relative;width:100%;height:200px}
.chart-box.tall{height:236px}
.chart-box canvas{width:100%;height:100%;display:block}
.chart-legend{display:flex;gap:16px;flex-wrap:wrap;font-size:10.5px;color:var(--muted);margin-top:8px}
.chart-legend i{display:inline-block;width:9px;height:9px;border-radius:2px;margin-right:6px;vertical-align:-1px}
.legend-a{background:var(--cyan)}.legend-b{background:var(--violet)}.legend-c{background:var(--mint)}.legend-d{background:var(--amber)}
.gauge-row{display:flex;align-items:center;gap:14px;padding:10px 0;border-bottom:1px solid var(--stroke2)}
.gauge-row:last-child{border-bottom:0}
.gauge-name{width:104px;flex:none;font-size:11.5px;color:var(--text2)}
.gauge-track{flex:1;height:7px;border-radius:6px;background:var(--panel3);overflow:hidden}
.gauge-track i{display:block;height:100%;border-radius:6px;transition:width .5s}
.gauge-val{width:86px;text-align:right;font-family:var(--mono);font-size:11.5px;color:var(--text)}

/* ---------------- 列表 / 事件 ---------------- */
.list-row{display:flex;align-items:center;gap:11px;padding:10px 2px;border-bottom:1px solid var(--stroke2)}
.list-row:last-child{border-bottom:0}
.list-ico{width:30px;height:30px;flex:none;border-radius:7px;background:var(--panel3);display:flex;align-items:center;justify-content:center;color:var(--cyan)}
.list-ico svg{width:15px;height:15px}
.list-main{flex:1;min-width:0}
.list-main b{font-size:12px;font-weight:600;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.list-main small{font-size:10.5px;color:var(--muted)}
.list-side{text-align:right;font-family:var(--mono);font-size:11px;color:var(--text2);white-space:nowrap}
.evt-row{display:flex;gap:11px;padding:9px 2px;border-bottom:1px solid var(--stroke2);font-size:11.5px;align-items:flex-start}
.evt-row:last-child{border-bottom:0}
.evt-time{font-family:var(--mono);font-size:10.5px;color:var(--faint);width:66px;flex:none;padding-top:1px}
.evt-msg{flex:1;color:var(--text2);line-height:1.5}
.evt-msg b{color:var(--text);font-weight:600}
.evt-lv{width:44px;flex:none;text-align:center;height:18px;line-height:18px;border-radius:4px;font-size:10px;font-weight:650}
.evt-lv.info{background:var(--accent-soft);color:var(--cyan)}
.evt-lv.ok{background:rgba(57,217,138,.10);color:var(--green)}
.evt-lv.warn{background:rgba(255,181,71,.10);color:var(--amber)}
.evt-lv.err{background:rgba(255,92,108,.10);color:var(--red)}
.evt-row.acked{opacity:.5}
.evt-act{display:flex;gap:4px}

/* ---------------- SDVoE 标签 / 徽标 ---------------- */
.eng{display:inline-flex;align-items:center;gap:5px;height:20px;padding:0 7px;border-radius:5px;font-size:10.5px;font-weight:700;font-family:var(--mono);letter-spacing:.2px;white-space:nowrap}
.eng.sdvoe{color:var(--cyan);background:var(--accent-soft);border:1px solid rgba(53,200,255,.28)}
.eng.violet{color:var(--violet);background:var(--violet-soft);border:1px solid rgba(147,129,255,.30)}
.eng.none{color:var(--faint);background:var(--panel3);border:1px solid var(--stroke2)}
.pill{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:20px;font-size:10.5px;font-weight:600;border:1px solid var(--stroke);color:var(--muted);background:var(--panel2);white-space:nowrap}
.pill.cyan{color:var(--cyan);border-color:rgba(53,200,255,.3);background:var(--accent-soft)}
.pill.violet{color:var(--violet);border-color:rgba(147,129,255,.3);background:var(--violet-soft)}
.pill.green{color:var(--green);border-color:rgba(57,217,138,.3);background:rgba(57,217,138,.08)}
.pill.amber{color:var(--amber);border-color:rgba(255,181,71,.3);background:rgba(255,181,71,.08)}
.kv{display:flex;justify-content:space-between;gap:12px;padding:7px 0;border-bottom:1px solid var(--stroke2);font-size:11.5px}
.kv:last-child{border-bottom:0}
.kv span{color:var(--muted)}
.kv b{font-weight:600;color:var(--text2);font-family:var(--mono);font-size:11px;text-align:right}

/* ---------------- 信号矩阵 ---------------- */
.matrix-toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:14px;padding:12px 14px;background:var(--panel);border:1px solid var(--stroke);border-radius:var(--radius)}
.matrix-toolbar .search-box{position:relative;width:220px}
.matrix-toolbar .search-box svg{position:absolute;left:10px;top:9px;width:14px;height:14px;color:var(--muted)}
.matrix-toolbar .search-box .input{padding-left:32px}
.mx-scroll{overflow:auto;border:1px solid var(--stroke);border-radius:var(--radius);background:var(--panel);max-width:100%}
table.mx{border-collapse:separate;border-spacing:0;width:100%;min-width:1180px;font-size:11.5px}
table.mx th,table.mx td{border-right:1px solid var(--stroke2);border-bottom:1px solid var(--stroke2);padding:0}
table.mx th:last-child,table.mx td:last-child{border-right:0}
table.mx tr:last-child td{border-bottom:0}
.mx-corner{position:sticky;left:0;top:0;z-index:5;min-width:190px;background:var(--panel2);padding:10px 12px;text-align:left;color:var(--muted);font-size:10.5px;font-weight:600;line-height:1.5}
.mx-corner b{color:var(--text2);font-size:11.5px;display:block}
.mx-col{position:sticky;top:0;z-index:4;min-width:118px;background:var(--panel2);padding:9px 8px;text-align:center;vertical-align:middle}
.mx-col .mx-col-id{font-family:var(--mono);font-size:10px;color:var(--violet);letter-spacing:.5px}
.mx-col .mx-col-name{font-size:11px;font-weight:600;margin-top:2px;white-space:nowrap}
.mx-col .mx-col-sig{font-family:var(--mono);font-size:9.5px;color:var(--muted);margin-top:2px;white-space:nowrap}
.mx-col.off{opacity:.45}
.mx-row{position:sticky;left:0;z-index:3;min-width:190px;background:var(--panel2);padding:8px 12px;text-align:left}
.mx-row .mx-row-name{font-size:11.5px;font-weight:600;display:flex;align-items:center;gap:6px;white-space:nowrap}
.mx-row .mx-row-meta{font-size:10px;color:var(--muted);margin-top:2px;white-space:nowrap}
.mx-cell{height:52px;min-width:118px;text-align:center;vertical-align:middle;background:var(--panel);transition:background .15s}
.mx-cell button{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:var(--faint);font-size:16px;transition:.15s}
.mx-cell button:hover{background:var(--accent-soft);color:var(--cyan)}
.mx-cell.on{background:linear-gradient(135deg,rgba(53,200,255,.16),rgba(46,167,255,.07))}
.mx-cell.on.v{background:linear-gradient(135deg,rgba(147,129,255,.18),rgba(46,167,255,.06))}
.mx-cell.on button{color:transparent}
.mx-cell .crosspoint{display:flex;flex-direction:column;align-items:center;gap:3px;cursor:pointer;width:100%;height:100%;justify-content:center}
.mx-cell .crosspoint .cp-dot{width:9px;height:9px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 4px rgba(53,200,255,.15)}
.mx-cell.on.v .cp-dot{background:var(--violet);box-shadow:0 0 0 4px rgba(147,129,255,.16)}
.mx-cell .crosspoint small{font-family:var(--mono);font-size:9.5px;color:var(--text2)}
.mx-cell:hover .crosspoint{filter:brightness(1.2)}

/* ---------------- 拼接大屏 ---------------- */
.wall-frame{background:#020610;border:1px solid var(--stroke);border-radius:var(--radius);padding:14px;position:relative}
body.theme-light .wall-frame{background:#0B1A2E}
.wall-frame::before{content:"";position:absolute;inset:0;border-radius:var(--radius);pointer-events:none;background:radial-gradient(800px 200px at 50% 0,rgba(53,200,255,.07),transparent 70%)}
.wall-screen{position:relative;width:100%;aspect-ratio:16/7;display:grid;gap:5px;background:#01040C;border:1px solid rgba(53,200,255,.16);border-radius:4px;overflow:hidden}
.wall-cell{position:relative;display:flex;flex-direction:column;justify-content:space-between;padding:9px 10px;border:1px solid rgba(53,200,255,.22);border-radius:2px;background:linear-gradient(145deg,rgba(20,52,92,.55),rgba(6,16,34,.9));color:#DCEEFF;cursor:pointer;transition:.18s;overflow:hidden;min-width:0}
.wall-cell:hover{border-color:var(--cyan);box-shadow:inset 0 0 0 1px rgba(53,200,255,.35)}
.wall-cell.empty{background:repeating-linear-gradient(45deg,rgba(255,255,255,.018) 0 8px,transparent 8px 16px),rgba(6,16,34,.75);border-style:dashed;border-color:rgba(255,255,255,.14)}
.wall-cell.main{border-color:rgba(19,221,196,.42)}
.wall-cell::after{content:"";position:absolute;inset:0;pointer-events:none;background:linear-gradient(180deg,transparent 60%,rgba(0,0,0,.35))}
.wall-cell-t{display:flex;align-items:flex-start;justify-content:space-between;gap:6px;position:relative;z-index:1}
.wall-cell-id{font-family:var(--mono);font-size:9.5px;color:var(--cyan);letter-spacing:.5px}
.wall-cell-name{font-size:12px;font-weight:650;line-height:1.35;position:relative;z-index:1;text-shadow:0 1px 3px rgba(0,0,0,.6);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.wall-cell-meta{font-family:var(--mono);font-size:9.5px;color:rgba(220,238,255,.65);position:relative;z-index:1}
.wall-cell-badge{font-size:9px;font-weight:700;padding:2px 6px;border-radius:3px;background:rgba(53,200,255,.16);color:#8BE3FF;white-space:nowrap}
.wall-cell.main .wall-cell-badge{background:rgba(19,221,196,.16);color:#7FF3DF}
.wall-cell .wall-cell-empty-txt{font-size:11px;color:rgba(220,238,255,.35);position:relative;z-index:1}
.wall-cap{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:12px;font-size:10.5px;color:var(--muted);flex-wrap:wrap}
.layout-list{display:flex;gap:8px;flex-wrap:wrap}
.layout-chip{display:inline-flex;flex-direction:column;gap:2px;align-items:flex-start;padding:8px 11px;border-radius:var(--radius-sm);border:1px solid var(--stroke);background:var(--panel2);color:var(--text2);font-size:11.5px;transition:.16s;min-width:96px}
.layout-chip:hover{border-color:var(--cyan)}
.layout-chip.active{border-color:var(--cyan);background:var(--accent-soft);color:var(--cyan);font-weight:650}
.layout-chip small{font-size:9.5px;color:var(--muted);font-weight:400}
.layout-chip.active small{color:var(--cyan);opacity:.8}

/* ---------------- 自定义开窗编辑器 ---------------- */
.layout-chip-wrap{position:relative;display:inline-flex}
.layout-chip-wrap .layout-chip{width:100%}
.chip-del{position:absolute;right:-7px;top:-7px;width:19px;height:19px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--panel3);border:1px solid var(--stroke);color:var(--muted);z-index:2;transition:.16s}
.chip-del:hover{color:#fff;background:var(--red);border-color:var(--red)}
.chip-del svg{width:11px;height:11px;stroke-width:2.2}
.layout-chip.led-new{border-style:dashed;color:var(--cyan);align-items:center;justify-content:center;gap:4px;min-height:52px}
.layout-chip.led-new svg{width:14px;height:14px}
.led-toolbar{display:flex;align-items:flex-end;gap:9px;flex-wrap:wrap;margin-bottom:14px}
.led-toolbar .field.led-name{width:210px;flex:none}
.led-toolbar .led-eq{width:128px;flex:none;height:34px}
.led-body{align-items:start}
.led-grid{position:relative;display:grid;grid-template-columns:repeat(12,minmax(0,1fr));grid-template-rows:repeat(6,minmax(0,1fr));grid-auto-rows:0;grid-auto-columns:0;gap:2px;width:100%;aspect-ratio:16/7;background:#01040C;border:1px solid rgba(53,200,255,.22);border-radius:6px;padding:5px;user-select:none;touch-action:none;overflow:hidden}
.led-cell{background:rgba(53,200,255,.045);border-radius:2px;min-width:0;min-height:0}
.led-cell.edge-r{border-right:2px solid rgba(53,200,255,.38)}
.led-cell.edge-b{border-bottom:2px solid rgba(53,200,255,.38)}
.led-win{z-index:2;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:2px;padding:5px 8px;border-radius:4px;border:1px solid rgba(53,200,255,.5);background:linear-gradient(135deg,rgba(46,167,255,.35),rgba(10,30,58,.85));color:#E6F5FF;cursor:pointer;overflow:hidden;min-width:0;transition:.15s}
.led-win:hover{border-color:var(--cyan)}
.led-win.main{border-color:rgba(19,221,196,.7);background:linear-gradient(135deg,rgba(19,221,196,.30),rgba(10,30,58,.85))}
.led-win.sel{box-shadow:inset 0 0 0 2px var(--cyan)}
.led-win b{font-family:var(--mono);font-size:11px;font-weight:700;letter-spacing:.5px;white-space:nowrap}
.led-win span{font-family:var(--mono);font-size:9.5px;color:rgba(230,245,255,.75);white-space:nowrap}
.led-sel{z-index:3;pointer-events:none;border:2px dashed var(--cyan);border-radius:4px;background:rgba(53,200,255,.16)}
.led-scale{display:flex;justify-content:space-between;gap:10px;margin-top:9px;font-size:10.5px;color:var(--muted);font-family:var(--mono);flex-wrap:wrap}
.led-row-sel{background:var(--accent-soft)}
body.theme-light .led-grid{background:#0B1A2E}
body.theme-light .led-cell{background:rgba(53,200,255,.09)}

/* ---------------- 场景预案 / 坐席 ---------------- */
.scene-card{background:var(--panel);border:1px solid var(--stroke);border-radius:var(--radius);padding:16px;position:relative;overflow:hidden;transition:.18s;min-width:0}
.scene-card:hover{border-color:var(--cyan);transform:translateY(-2px)}
.scene-card.active{border-color:var(--cyan);box-shadow:inset 0 0 0 1px rgba(53,200,255,.22)}
.scene-card.active::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:linear-gradient(180deg,var(--cyan),var(--blue))}
.scene-top{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}
.scene-id{font-family:var(--mono);font-size:10px;color:var(--muted);letter-spacing:.5px}
.scene-name{font-size:14px;font-weight:700;margin-top:4px}
.scene-sub{font-size:10.5px;color:var(--muted);margin-top:2px}
.scene-mini{display:grid;gap:3px;height:58px;margin:14px 0 12px;background:var(--bg2);border-radius:5px;padding:5px}
.scene-mini i{display:block;border-radius:2px;background:linear-gradient(135deg,rgba(53,200,255,.32),rgba(46,167,255,.12));border:1px solid rgba(53,200,255,.22)}
.scene-mini i.main{background:linear-gradient(135deg,rgba(19,221,196,.34),rgba(46,167,255,.12));border-color:rgba(19,221,196,.3)}
.scene-meta{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:12px}
.seat-card{background:var(--panel);border:1px solid var(--stroke);border-radius:var(--radius);padding:14px;transition:.18s;min-width:0}
.seat-card:hover{border-color:var(--cyan)}
.seat-head{display:flex;align-items:center;justify-content:space-between;gap:8px}
.seat-id{font-family:var(--mono);font-size:10px;color:var(--muted)}
.seat-name{font-size:13px;font-weight:650;margin-top:2px}
.seat-monitor{height:76px;margin:12px 0 10px;border-radius:6px;border:1px solid rgba(53,200,255,.22);background:linear-gradient(145deg,rgba(20,52,92,.5),rgba(6,16,34,.9));display:flex;flex-direction:column;justify-content:center;align-items:center;gap:4px;color:#DCEEFF;text-align:center;padding:6px}
.seat-monitor b{font-size:12px;font-weight:600}
.seat-monitor small{font-family:var(--mono);font-size:9.5px;color:rgba(220,238,255,.6)}
.seat-monitor.idle{border-style:dashed;border-color:var(--stroke);background:var(--panel2);color:var(--muted)}
.seat-line{display:flex;justify-content:space-between;font-size:10.5px;color:var(--muted);margin-top:4px}
.seat-line b{color:var(--text2);font-weight:500;font-family:var(--mono);font-size:10.5px}
.seat-actions{display:flex;gap:6px;margin-top:12px;flex-wrap:wrap}

/* ---------------- 设备 / 端口 ---------------- */
.dev-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.dev-card{background:var(--panel);border:1px solid var(--stroke);border-radius:var(--radius);padding:15px;cursor:pointer;transition:.18s;position:relative;overflow:hidden}
.dev-card:hover{border-color:var(--cyan);transform:translateY(-2px)}
.dev-card.off{opacity:.6}
.dev-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background:var(--cyan)}
.dev-card.rx::before{background:var(--violet)}
.dev-card.sw::before{background:var(--mint)}
.dev-card.off::before{background:var(--faint)}
.dev-top{display:flex;align-items:flex-start;justify-content:space-between;gap:8px}
.dev-id{font-family:var(--mono);font-size:10px;color:var(--muted);letter-spacing:.4px}
.dev-name{font-size:13px;font-weight:650;margin-top:3px;line-height:1.4}
.dev-loc{font-size:10.5px;color:var(--muted);margin-top:2px}
.dev-spec{margin-top:12px;padding-top:11px;border-top:1px solid var(--stroke2);display:flex;flex-direction:column;gap:5px}
.dev-spec div{display:flex;justify-content:space-between;font-size:10.5px;color:var(--muted)}
.dev-spec b{font-family:var(--mono);font-weight:500;color:var(--text2)}
.dev-tags{display:flex;gap:5px;flex-wrap:wrap;margin-top:11px}
.port-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:6px}
.port{height:30px;border-radius:5px;border:1px solid var(--stroke);background:var(--panel2);display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:9.5px;color:var(--faint);cursor:default;transition:.16s}
.port.on{background:var(--accent-soft);border-color:rgba(53,200,255,.4);color:var(--cyan)}
.port.warn{background:rgba(255,181,71,.10);border-color:rgba(255,181,71,.35);color:var(--amber)}
.port.off{opacity:.4}
.spec-banner{display:flex;gap:12px;flex-wrap:wrap;padding:14px 16px;border-radius:var(--radius);border:1px solid var(--stroke);background:linear-gradient(120deg,rgba(46,167,255,.10),rgba(19,221,196,.04)),var(--panel);margin-bottom:16px}
.spec-banner .sb-item{flex:1;min-width:120px}
.spec-banner .sb-item span{display:block;font-size:10.5px;color:var(--muted)}
.spec-banner .sb-item b{display:block;font-family:var(--mono);font-size:15px;color:var(--text);margin-top:3px}
.spec-banner .sb-item b.cyan{color:var(--cyan)}
.spec-banner .sb-item b.mint{color:var(--mint)}

/* ---------------- 浮层 ---------------- */
.mask{position:fixed;inset:0;background:rgba(2,6,16,.62);z-index:60;backdrop-filter:blur(2px)}
.drawer{position:fixed;right:0;top:0;bottom:0;width:420px;max-width:94vw;background:var(--bg2);border-left:1px solid var(--stroke);z-index:61;display:flex;flex-direction:column;box-shadow:var(--shadow);animation:slideIn .22s ease both}
@keyframes slideIn{from{transform:translateX(30px);opacity:.4}to{transform:none;opacity:1}}
.drawer-head{height:62px;flex:none;display:flex;align-items:center;justify-content:space-between;padding:0 20px;border-bottom:1px solid var(--stroke)}
.drawer-head h3{margin:0;font-size:15px;font-weight:650}
.drawer-body{flex:1;overflow-y:auto;padding:20px}
.modal-mask{z-index:70}
.modal{position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);width:520px;max-width:calc(100vw - 32px);max-height:calc(100vh - 60px);overflow-y:auto;background:var(--panel);border:1px solid var(--stroke);border-radius:var(--radius);box-shadow:var(--shadow);z-index:71;padding:24px;animation:rise .22s ease both}
@keyframes rise{from{opacity:0;transform:translate(-50%,-46%)}to{opacity:1;transform:translate(-50%,-50%)}}
.modal h3{margin:0 0 6px;font-size:17px}
.modal>p{margin:0 0 18px;color:var(--muted);font-size:11.5px;line-height:1.7}
.toast-stack{position:fixed;right:20px;top:74px;z-index:90;display:flex;flex-direction:column;gap:9px;pointer-events:none}
.toast{min-width:260px;max-width:380px;display:flex;gap:10px;align-items:flex-start;padding:12px 14px;border-radius:var(--radius-sm);background:var(--panel);border:1px solid var(--stroke);box-shadow:var(--shadow);animation:rise2 .22s ease both}
@keyframes rise2{from{opacity:0;transform:translateX(18px)}to{opacity:1;transform:none}}
.toast svg{width:16px;height:16px;margin-top:1px}
.toast.ok svg{color:var(--green)}.toast.info svg{color:var(--cyan)}.toast.warn svg{color:var(--amber)}.toast.err svg{color:var(--red)}
.toast b{display:block;font-size:12px;font-weight:650}
.toast div{font-size:11px;color:var(--muted);line-height:1.5;margin-top:2px}
.signal-pick{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;max-height:360px;overflow-y:auto}
.signal-opt{display:flex;align-items:center;gap:9px;padding:10px;border:1px solid var(--stroke);border-radius:var(--radius-sm);background:var(--panel2);text-align:left;transition:.16s;min-width:0}
.signal-opt:hover{border-color:var(--cyan);background:var(--accent-soft)}
.signal-opt b{display:block;font-size:11.5px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.signal-opt small{display:block;font-size:10px;color:var(--muted);font-family:var(--mono);margin-top:2px}
.signal-opt svg{width:15px;height:15px;color:var(--cyan);flex:none}

/* ---------------- 补充 ---------------- */
.side-nav .nav-item{width:100%;text-align:left}
.flow{stroke-dasharray:4 8;animation:flow 1.4s linear infinite}
@keyframes flow{to{stroke-dashoffset:-24}}
.evt-unacked td:first-child{color:var(--amber)}
.wall-screen.mini .wall-cell{padding:3px 5px;border-width:1px}
.wall-screen.mini .wall-cell-meta{display:none}
.wall-screen.mini .wall-cell-name{font-size:10px}
.wall-screen.mini .wall-cell-id,.wall-screen.mini .wall-cell-badge{font-size:8px}
.wall-screen.mini .wall-cell-empty-txt{font-size:9px}

/* ---------------- 响应式 ---------------- */
@media(max-width:1400px){
  .kpi-grid,.dev-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .port-grid{grid-template-columns:repeat(8,minmax(0,1fr))}
}
@media(max-width:1120px){
  .split21,.split12{grid-template-columns:1fr}
  .span2{grid-column:span 1}
  .g3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .top-chip:nth-child(2){display:none}
}
@media(max-width:900px){
  .sidebar{width:64px}.side-product,.nav-group,.side-health,.side-user-txt,.side-user>svg{display:none}
  .side-nav .nav-item{justify-content:center;padding:0}.side-nav .nav-item span,.side-nav .nav-item .nav-badge{display:none}
  .side-brand{padding:0 12px}.side-logo{width:40px}
  .side-user{justify-content:center}
  .top-clock,.mode-badge{display:none}
  .view-wrap{padding:16px}
}
@media(max-width:700px){
  .kpi-grid,.dev-grid,.g2,.g3,.g4{grid-template-columns:1fr}
  .top-chip{display:none}
  .form-grid,.form-grid.g3,.signal-pick{grid-template-columns:1fr}
  .port-grid{grid-template-columns:repeat(6,minmax(0,1fr))}
  .statusbar span:nth-child(n+3){display:none}
}

/* ---------------- 语言切换器 (i18n) ---------------- */
.lang-wrap{position:relative;flex:none}
.lang-btn{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 9px;border-radius:7px;border:1px solid var(--stroke);background:var(--panel);color:var(--text2);font-size:11px;transition:.18s;white-space:nowrap}
.lang-btn:hover{border-color:var(--cyan);color:var(--cyan)}
.lang-btn>svg:first-child{width:15px;height:15px;color:var(--cyan)}
.lang-btn .lang-caret{width:11px;height:11px;color:var(--muted);transform:rotate(90deg)}
.lang-btn #lang-current{font-size:10.5px;font-weight:700;letter-spacing:.6px;color:var(--text)}
.lang-menu{position:absolute;right:0;top:calc(100% + 9px);width:258px;max-height:min(560px,calc(100vh - 96px));overflow-y:auto;padding:7px;background:var(--panel);border:1px solid var(--stroke);border-radius:10px;box-shadow:var(--shadow);z-index:80}
.lang-menu::before{content:"";position:absolute;top:-5px;right:18px;width:9px;height:9px;transform:rotate(45deg);background:var(--panel);border-left:1px solid var(--stroke);border-top:1px solid var(--stroke)}
.lang-opt{display:flex;align-items:center;gap:9px;width:100%;padding:7px 9px;border-radius:7px;color:var(--text2);text-align:left;transition:.15s}
.lang-opt:hover{background:var(--panel3);color:var(--text)}
.lang-opt.active{background:var(--accent-soft);color:var(--cyan)}
.lang-opt-code{width:38px;flex:none;text-align:center;font-size:10px;font-weight:700;letter-spacing:.4px;padding:3px 0;border-radius:5px;background:var(--panel3);border:1px solid var(--stroke);color:var(--muted)}
.lang-opt.active .lang-opt-code{color:var(--cyan);border-color:rgba(53,200,255,.35)}
.lang-opt-flag{width:27px;flex:none;display:flex;align-items:center;justify-content:center}
.lang-opt-flag svg{width:25px;height:17px;border-radius:3px;box-shadow:0 0 0 1px rgba(255,255,255,.14);display:block}
body.theme-light .lang-opt-flag svg{box-shadow:0 0 0 1px rgba(15,38,70,.22)}
.lang-flag-auto{color:var(--muted)}
.lang-flag-auto svg{box-shadow:none;width:19px;height:19px}
.lang-btn-flag{display:flex;align-items:center}
.lang-btn-flag svg{width:23px;height:16px;border-radius:3px;box-shadow:0 0 0 1px rgba(255,255,255,.18);display:block}
body.theme-light .lang-btn-flag svg{box-shadow:0 0 0 1px rgba(15,38,70,.25)}
.lang-opt-txt{display:flex;flex-direction:column;line-height:1.3;min-width:0;flex:1}
.lang-opt-txt b{font-size:12px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.lang-opt-txt small{font-size:10px;color:var(--muted);margin-top:2px}
.lang-opt-tick{margin-left:auto;color:var(--cyan);display:flex}
.lang-opt-tick svg{width:14px;height:14px}
.lang-sep{height:1px;background:var(--stroke2);margin:6px 4px}

/* ---------------- RTL（阿拉伯语）：结构镜像，数值/矩阵保持 LTR ---------------- */
html[dir="rtl"] body{font-family:"Segoe UI","Noto Naskh Arabic",Tahoma,var(--sans)}
html[dir="rtl"] .sidebar{border-right:0;border-left:1px solid var(--stroke)}
html[dir="rtl"] .top-actions{margin-left:0;margin-right:auto}
html[dir="rtl"] .top-title{text-align:right}
html[dir="rtl"] .nav-item{text-align:right}
html[dir="rtl"] .nav-item.active::before{left:auto;right:0}
html[dir="rtl"] .nav-item .nav-badge{margin-left:0;margin-right:auto}
html[dir="rtl"] .side-user{text-align:right}
html[dir="rtl"] .form-actions{justify-content:flex-start}
html[dir="rtl"] .kpi::after{right:auto;left:-30px}
html[dir="rtl"] .kpi-spark{right:auto;left:14px}
html[dir="rtl"] .card-head h3{white-space:normal}
html[dir="rtl"] .lang-menu{right:auto;left:0}
html[dir="rtl"] .lang-menu::before{right:auto;left:18px;border-left:0;border-right:1px solid var(--stroke)}
html[dir="rtl"] .lang-opt{text-align:right}
html[dir="rtl"] .lang-opt-tick{margin-left:0;margin-right:auto}
html[dir="rtl"] .toast-stack{right:auto;left:20px}
html[dir="rtl"] .toast{animation-name:rise2rtl}
@keyframes rise2rtl{from{opacity:0;transform:translateX(-18px)}to{opacity:1;transform:none}}
html[dir="rtl"] .drawer{right:auto;left:0;border-left:0;border-right:1px solid var(--stroke);animation:slideInRTL .22s ease both}
@keyframes slideInRTL{from{opacity:0;transform:translateX(-24px)}to{opacity:1;transform:none}}
/* 以下为「结构 / 数值型」区域：方向锁死 LTR，避免行列与屏序错乱 */
html[dir="rtl"] .mono,
html[dir="rtl"] .mx-scroll,
html[dir="rtl"] table.tbl,
html[dir="rtl"] .wall-screen,
html[dir="rtl"] .led-grid,
html[dir="rtl"] .led-scale,
html[dir="rtl"] .port-grid,
html[dir="rtl"] .topo-map,
html[dir="rtl"] .chart-box,
html[dir="rtl"] canvas,
html[dir="rtl"] .top-clock,
html[dir="rtl"] .top-chip,
html[dir="rtl"] .mode-badge,
html[dir="rtl"] .lang-opt-code{direction:ltr}
html[dir="rtl"] table.tbl th{text-align:left}
html[dir="rtl"] .statusbar{direction:rtl}
@media(max-width:900px){ .lang-menu{max-height:min(440px,calc(100vh - 90px))} }