*{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#0a0a12;--surface:#111120;--surface2:#1a1a2e;
  --border:rgba(0,200,255,.15);--accent:#00c8ff;--accent2:#7c3aed;
  --green:#00ff88;--orange:#ff6d3a;--text:#e0e0ff;
  --text-muted:rgba(224,224,255,.4);--node-bg:#151528;--node-header:#1e1e3a
}
body{background:var(--bg);font-family:"Segoe UI",system-ui,sans-serif;color:var(--text);height:100vh;overflow:hidden;display:flex;flex-direction:column}
.grid-bg{position:fixed;inset:0;background-image:radial-gradient(circle,rgba(0,200,255,.06) 1px,transparent 1px);background-size:28px 28px;pointer-events:none;z-index:0}

/* ── TOPBAR ── */
.topbar{position:relative;z-index:100;display:flex;align-items:center;gap:16px;padding:0 20px;height:52px;background:rgba(10,10,20,.96);border-bottom:1px solid var(--border);backdrop-filter:blur(12px);flex-shrink:0}
.topbar-logo{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:700;color:var(--accent);letter-spacing:.5px;margin-right:8px}
.stat-chip{display:flex;align-items:center;gap:6px;background:rgba(0,200,255,.06);border:1px solid var(--border);border-radius:20px;padding:4px 14px;font-size:12px;font-weight:600;color:var(--text-muted)}
.stat-chip .val{color:var(--accent);font-size:14px;font-weight:700}
.stat-chip.green .val{color:var(--green)}
.stat-chip.purple .val{color:var(--accent2)}
.stat-chip.orange .val{color:var(--orange)}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:8px}
.btn-icon{background:rgba(0,200,255,.08);border:1px solid var(--border);border-radius:8px;color:var(--text-muted);padding:6px 12px;font-size:12px;cursor:pointer;display:flex;align-items:center;gap:6px;transition:all .2s}
.btn-icon:hover{background:rgba(0,200,255,.15);color:var(--accent);border-color:var(--accent)}
.live-dot{width:8px;height:8px;background:var(--green);border-radius:50%;box-shadow:0 0 8px var(--green);animation:blink 1.5s ease-in-out infinite}
@keyframes blink{0%,100%{opacity:.5}50%{opacity:1}}

/* ── LAYOUT ── */
.layout{display:flex;flex:1;overflow:hidden;position:relative;z-index:1}

/* ── SIDEBAR ── */
.sidebar{width:260px;background:rgba(10,10,20,.96);border-right:1px solid var(--border);display:flex;flex-direction:column;flex-shrink:0;z-index:10;overflow-y:auto}
.sidebar-section{padding:12px 16px;border-bottom:1px solid var(--border)}
.sidebar-section h3{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:1.5px;color:var(--text-muted);margin-bottom:10px}
.filter-input{width:100%;background:rgba(0,200,255,.05);border:1px solid var(--border);border-radius:6px;padding:6px 10px;color:#fff;font-size:12px;outline:none;margin-bottom:8px}
.filter-input:focus{border-color:var(--accent)}
.client-node{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:8px;cursor:pointer;transition:all .2s;border:1px solid transparent;margin-bottom:4px;position:relative}
.client-node:hover{background:rgba(0,200,255,.07);border-color:var(--border)}
.client-node.active{background:rgba(0,200,255,.1);border-color:rgba(0,200,255,.3)}
.client-node .cdot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 6px var(--accent);flex-shrink:0}
.client-node .cname{font-size:12px;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.client-node .ccount{font-size:11px;font-weight:700;color:var(--accent);background:rgba(0,200,255,.1);border-radius:10px;padding:1px 7px}
.client-node .port-out{position:absolute;right:-5px;top:50%;transform:translateY(-50%);width:10px;height:10px;background:var(--surface2);border:2px solid rgba(0,200,255,.3);border-radius:50%;transition:all .2s}
.client-node.active .port-out{background:var(--accent);box-shadow:0 0 8px var(--accent);border-color:var(--accent)}
.mini-stat{display:flex;justify-content:space-between;align-items:center;padding:4px 0;font-size:12px;color:var(--text-muted)}
.mini-stat span:last-child{color:var(--text);font-weight:600}
.no-clients{font-size:12px;color:var(--text-muted);text-align:center;padding:12px 0}

/* ── MAP ── */
.map-wrap{flex:1;position:relative;overflow:hidden}
#map{width:100%;height:100%;background:#0a0a12}
.leaflet-tile-pane{filter:brightness(.75) contrast(1.2) saturate(.6) hue-rotate(195deg)}
.leaflet-container{background:#0a0a12}
.leaflet-control-zoom a{background:#151528!important;color:#00c8ff!important;border-color:rgba(0,200,255,.2)!important;font-weight:700}
.leaflet-control-attribution{background:rgba(10,10,20,.85)!important;color:rgba(255,255,255,.25)!important;font-size:10px!important}
.visit-pulse{width:12px;height:12px;border-radius:50%;position:relative;cursor:pointer}
.visit-pulse::before{content:"";position:absolute;inset:-5px;border-radius:50%;animation:ripple 2s ease-out infinite;border:2px solid currentColor;opacity:0}
.visit-pulse::after{content:"";position:absolute;inset:-11px;border-radius:50%;animation:ripple 2s ease-out infinite .7s;border:1px solid currentColor;opacity:0}
@keyframes ripple{0%{transform:scale(.3);opacity:1}100%{transform:scale(2);opacity:0}}
.leaflet-popup-content-wrapper{background:#151528;border:1px solid rgba(0,200,255,.25);border-radius:8px;box-shadow:0 4px 20px rgba(0,0,0,.5)}
.leaflet-popup-content{color:#e0e0ff;font-size:12px;margin:10px 14px}
.leaflet-popup-tip{background:#151528}

/* ── SESSION PANEL ── */
.session-panel{position:absolute;top:0;right:0;width:500px;height:100%;background:rgba(8,8,18,.97);border-left:1px solid var(--border);z-index:50;display:flex;flex-direction:column;transform:translateX(100%);transition:transform .35s cubic-bezier(.4,0,.2,1);backdrop-filter:blur(20px)}
.session-panel.open{transform:translateX(0)}
.panel-header{padding:14px 18px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px;flex-shrink:0}
.panel-header h2{font-size:13px;font-weight:700;flex:1;color:var(--accent)}
.panel-close{width:26px;height:26px;display:flex;align-items:center;justify-content:center;border-radius:6px;cursor:pointer;color:var(--text-muted);background:rgba(255,255,255,.05);border:1px solid var(--border);transition:all .2s;font-size:16px;line-height:1}
.panel-close:hover{color:#fff;background:rgba(255,50,50,.2);border-color:rgba(255,50,50,.4)}
.panel-meta{padding:10px 18px;border-bottom:1px solid var(--border);display:flex;gap:8px;flex-wrap:wrap;flex-shrink:0}
.meta-tag{font-size:11px;padding:3px 10px;background:rgba(0,200,255,.07);border:1px solid var(--border);border-radius:12px;color:var(--accent)}
.meta-tag.purple{color:var(--accent2);background:rgba(124,58,237,.07);border-color:rgba(124,58,237,.2)}
.meta-tag.green{color:var(--green);background:rgba(0,255,136,.07);border-color:rgba(0,255,136,.2)}

/* ── NODE GRAPH CANVAS ── */
.node-canvas-wrap{flex:1;overflow:hidden;position:relative;cursor:grab;background-image:radial-gradient(circle,rgba(0,200,255,.04) 1px,transparent 1px);background-size:24px 24px}
.node-canvas-wrap.panning{cursor:grabbing}
.node-canvas{position:absolute;transform-origin:0 0;will-change:transform}
.nc-svg{position:absolute;top:0;left:0;width:8000px;height:8000px;pointer-events:none;overflow:visible}
.nc-svg path{fill:none;stroke:url(#grad-connector);stroke-width:2;opacity:.8}

/* ── n8n FLOW NODE ── */
.flow-node{position:absolute;background:var(--node-bg);border:1px solid rgba(0,200,255,.22);border-radius:10px;width:230px;cursor:move;user-select:none;box-shadow:0 4px 24px rgba(0,0,0,.5);transition:border-color .15s,box-shadow .15s}
.flow-node:hover{border-color:var(--accent);box-shadow:0 0 0 2px rgba(0,200,255,.1),0 8px 28px rgba(0,0,0,.6)}
.flow-node-header{background:var(--node-header);border-bottom:1px solid rgba(0,200,255,.1);padding:8px 12px;border-radius:9px 9px 0 0;display:flex;align-items:center;gap:8px}
.flow-node-icon{width:22px;height:22px;border-radius:5px;display:flex;align-items:center;justify-content:center;font-size:13px;flex-shrink:0}
.flow-node-title{font-size:12px;font-weight:700;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.flow-node-idx{font-size:10px;color:var(--text-muted);background:rgba(255,255,255,.07);border-radius:4px;padding:1px 6px;flex-shrink:0}
.flow-node-body{padding:10px 12px;font-size:11px;line-height:1.6}
.flow-row{display:flex;justify-content:space-between;align-items:flex-start;padding:1px 0;gap:8px}
.flow-row .lbl{color:var(--text-muted);white-space:nowrap;flex-shrink:0}
.flow-row .val{color:var(--text);font-weight:500;max-width:140px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:right}
.np-in,.np-out{position:absolute;top:34px;width:12px;height:12px;background:var(--node-bg);border:2px solid rgba(0,200,255,.45);border-radius:50%;transition:all .15s;z-index:2}
.np-in{left:-6px}
.np-out{right:-6px}
.flow-node:hover .np-in,.flow-node:hover .np-out{background:var(--accent);box-shadow:0 0 10px var(--accent);border-color:var(--accent)}
.node-duration{font-size:10px;color:var(--text-muted);text-align:center;padding:4px 0;border-top:1px solid rgba(0,200,255,.08);margin-top:4px}

/* ── EMPTY STATE ── */
.empty-panel{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;gap:14px;color:var(--text-muted);font-size:13px;text-align:center;padding:40px}
.empty-icon{font-size:48px;opacity:.2}

/* ── SETTINGS MODAL ── */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.75);z-index:1000;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .2s}
.modal-overlay.open{opacity:1;pointer-events:all}
.modal{background:#111120;border:1px solid var(--border);border-radius:14px;padding:32px;width:440px;box-shadow:0 20px 60px rgba(0,0,0,.6)}
.modal h2{font-size:16px;font-weight:700;margin-bottom:6px;color:var(--accent)}
.modal p{font-size:12px;color:var(--text-muted);margin-bottom:20px}
.modal label{display:block;font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:1px;margin:14px 0 6px}
.modal input{width:100%;background:rgba(0,200,255,.05);border:1px solid var(--border);border-radius:8px;padding:10px 14px;color:#fff;font-size:14px;outline:none;transition:border-color .2s}
.modal input:focus{border-color:var(--accent)}
.modal-footer{display:flex;gap:10px;margin-top:24px;justify-content:flex-end}
.btn-primary{background:linear-gradient(135deg,#0078ff,#00c8ff);border:none;border-radius:8px;color:#fff;padding:9px 20px;font-size:13px;font-weight:700;cursor:pointer;transition:all .2s}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(0,150,255,.3)}
.btn-ghost{background:rgba(255,255,255,.06);border:1px solid var(--border);border-radius:8px;color:var(--text-muted);padding:9px 16px;font-size:13px;cursor:pointer;transition:all .2s}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff}
.token-box{background:rgba(0,200,255,.04);border:1px solid var(--border);border-radius:8px;padding:10px 14px;font-family:monospace;font-size:12px;color:var(--green);word-break:break-all;margin-top:6px;cursor:pointer}
.token-box:hover{border-color:var(--accent)}

/* ── TOAST ── */
.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(80px);background:#1a1a2e;border:1px solid var(--accent);border-radius:10px;padding:10px 20px;font-size:13px;font-weight:600;color:var(--accent);z-index:9999;transition:transform .3s cubic-bezier(.4,0,.2,1);pointer-events:none}
.toast.show{transform:translateX(-50%) translateY(0)}

::-webkit-scrollbar{width:4px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(0,200,255,.2);border-radius:4px}

/* ── TODOS button ── */
.client-node.todos { border-color: rgba(224,224,255,.1); }
.client-node.todos .cdot { background: rgba(224,224,255,.5) !important; box-shadow: none !important; }
.client-node.todos.active { background: rgba(224,224,255,.07); border-color: rgba(224,224,255,.25); }
.client-node.todos.active .cname { color: #e0e0ff; }

/* ── LEGEND ── */
.legend{display:flex;align-items:center;gap:14px;padding:0 4px;border-left:1px solid var(--border);border-right:1px solid var(--border);margin:0 4px}
.legend-item{display:flex;align-items:center;gap:5px;font-size:11px;color:var(--text-muted);white-space:nowrap}
.legend-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}

/* Traffic Live nav button in sidebar */
.sidebar-nav-section{padding:10px 12px;border-bottom:1px solid var(--border)}
.sidebar-nav-btn{display:flex;align-items:center;gap:8px;padding:8px 12px;border-radius:8px;background:rgba(0,200,255,.07);border:1px solid rgba(0,200,255,.2);color:var(--accent);font-size:12px;font-weight:700;text-decoration:none;transition:all .2s;letter-spacing:.3px}
.sidebar-nav-btn:hover{background:rgba(0,200,255,.15);border-color:var(--accent);box-shadow:0 0 12px rgba(0,200,255,.15)}