:root {
  --bg: #0f1419;
  --panel: #171d26;
  --panel-2: #1f2731;
  --border: #2a3444;
  --fg: #e6edf3;
  --muted: #8b98a9;
  --accent: #4aa3ff;
  --lp: #4aa3ff;
  --group: #ff9f43;
  --account: #9aa5b1;
  --routing: #4aa3ff;
  --abuse: #ff5d73;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--fg);
  font: 13px/1.45 -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

body { display: flex; flex-direction: column; }

#topbar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 10px 16px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  flex: 0 0 auto;
}

.title { display: flex; gap: 10px; align-items: baseline; }
.title strong { font-size: 14px; letter-spacing: .3px; }
.muted { color: var(--muted); font-size: 12px; }

.controls {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.controls input[type="search"] {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--fg);
  padding: 6px 10px;
  border-radius: 6px;
  min-width: 220px;
  outline: none;
}
.controls input[type="search"]:focus { border-color: var(--accent); }

.controls .chk { display: flex; gap: 5px; align-items: center; color: var(--muted); user-select: none; }
.controls .chk input { accent-color: var(--accent); }

.controls select {
  background: var(--panel-2);
  color: var(--fg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 4px 8px;
  max-width: 220px;
  min-width: 140px;
  max-height: 120px;
}

.controls button {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--fg);
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
}
.controls button:hover { background: #2a3444; }

/* Category tabs */
.category-tabs {
  display: flex;
  gap: 4px;
  align-items: center;
}

.cat-tab {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 5px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--muted);
  font-size: 12px;
  cursor: pointer;
  transition: all .15s;
  opacity: 0.5;
  user-select: none;
}
.cat-tab:hover { opacity: 0.75; }
.cat-tab.on {
  opacity: 1;
  color: var(--fg);
  border-color: var(--cat-color, var(--border));
  background: color-mix(in srgb, var(--cat-color, var(--panel-2)) 12%, var(--panel-2));
}
.cat-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.cat-count {
  color: var(--muted);
  font-size: 11px;
}

/* Category badge in sidebar */
.category-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .3px;
  margin-bottom: 8px;
}

#stats { white-space: nowrap; }

main {
  flex: 1 1 auto;
  position: relative;
  display: flex;
  min-height: 0;
}

#cy {
  flex: 1 1 auto;
  background: var(--bg);
  min-height: 0;
}

/* Navigator minimap */
#cy-navigator {
  position: absolute;
  right: 12px;
  bottom: 12px;
  width: 220px;
  height: 160px;
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  z-index: 10;
  background: var(--panel);
  box-shadow: 0 4px 16px rgba(0,0,0,.4);
}
#cy-navigator canvas {
  border-radius: 6px;
}

#sidebar {
  width: 360px;
  background: var(--panel);
  border-left: 1px solid var(--border);
  padding: 16px;
  overflow-y: auto;
  position: relative;
}

#sidebar.hidden { display: none; }

#sidebar .close {
  position: absolute;
  top: 6px;
  right: 8px;
  background: transparent;
  border: none;
  color: var(--muted);
  font-size: 22px;
  cursor: pointer;
}
#sidebar .close:hover { color: var(--fg); }

#sidebar h3 { margin: 0 0 8px; font-size: 14px; }
#sidebar h4 { margin: 14px 0 6px; font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .6px; }

#sidebar .kv { display: grid; grid-template-columns: 110px 1fr; gap: 4px 10px; font-size: 12px; }
#sidebar .kv .k { color: var(--muted); }
#sidebar .kv .v { word-break: break-word; }

#sidebar .edge-card {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  margin-bottom: 8px;
}
#sidebar .edge-card .edge-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4px;
}
#sidebar .edge-card .pill {
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 10px;
  text-transform: uppercase;
  letter-spacing: .4px;
}
.pill.routing { background: rgba(74,163,255,.18); color: var(--routing); }
.pill.abuse   { background: rgba(255,93,115,.15); color: var(--abuse); }

pre.raw {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px;
  max-height: 240px;
  overflow: auto;
  font-size: 11px;
  color: var(--muted);
  white-space: pre-wrap;
  word-break: break-word;
}

#tooltip {
  position: absolute;
  pointer-events: none;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 8px;
  font-size: 11px;
  max-width: 360px;
  z-index: 100;
  box-shadow: 0 4px 12px rgba(0,0,0,.4);
}
#tooltip.hidden { display: none; }
#tooltip .t-title { font-weight: 600; margin-bottom: 2px; }
#tooltip .t-row { color: var(--muted); }

.legend {
  position: absolute;
  left: 12px;
  top: 12px;
  background: rgba(23,29,38,.85);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 11px;
  z-index: 5;
}
.legend .legend-title { color: var(--fg); font-weight: 600; font-size: 10px; text-transform: uppercase; letter-spacing: .5px; margin-bottom: 2px; }
.legend .row { display: flex; gap: 8px; align-items: center; margin: 2px 0; color: var(--muted); }
.legend .swatch { width: 12px; height: 12px; border-radius: 3px; }
.legend .line { width: 20px; height: 0; border-top: 2px solid var(--routing); }
.legend .line.solid { border-top-style: solid; }
.legend .line.dashed { border-top-style: dashed; border-color: var(--abuse); }

#isolation-banner {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(74,163,255,.15);
  border: 1px solid var(--accent);
  border-radius: 6px;
  padding: 6px 16px;
  font-size: 12px;
  color: var(--accent);
  z-index: 15;
  pointer-events: none;
  white-space: nowrap;
}
#isolation-banner.hidden { display: none; }