:root {
  --bg: #060a14;
  --panel: rgba(16, 24, 42, 0.72);
  --panel-border: rgba(0, 240, 255, 0.18);
  --cyan: #00f0ff;
  --blue: #3b82f6;
  --purple: #a855f7;
  --amber: #f59e0b;
  --green: #22d3a7;
  --red: #ff5d6c;
  --text: #d6e4ff;
  --text-dim: #7e8db0;
  --font: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
  --mono: 'JetBrains Mono', 'Consolas', monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding: 18px 26px 40px;
  position: relative;
  overflow-x: hidden;
}

.bg-grid {
  position: fixed; inset: 0; z-index: -2;
  background-image:
    linear-gradient(rgba(0, 240, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 240, 255, 0.05) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 80%);
}
.scanline {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background: linear-gradient(180deg, transparent, rgba(0, 240, 255, 0.04), transparent);
  height: 200px; animation: scan 8s linear infinite;
}
@keyframes scan { 0% { transform: translateY(-200px); } 100% { transform: translateY(100vh); } }

/* Topbar */
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 4px 18px; border-bottom: 1px solid var(--panel-border); margin-bottom: 18px;
}
.brand { display: flex; align-items: center; gap: 14px; }
.logo {
  font-size: 34px; color: var(--cyan);
  text-shadow: 0 0 18px var(--cyan); animation: pulse 3s ease-in-out infinite;
}
@keyframes pulse { 0%,100%{opacity:1;} 50%{opacity:.55;} }
.brand h1 { font-size: 20px; letter-spacing: 2px; font-weight: 700; }
.accent { color: var(--cyan); text-shadow: 0 0 12px rgba(0,240,255,.6); }
.subtitle { font-size: 12px; color: var(--text-dim); letter-spacing: 1px; }
.status { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text-dim); }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--text-dim); box-shadow: 0 0 8px currentColor; }
.dot.on { background: var(--green); color: var(--green); }
.btn-ghost {
  background: transparent; border: 1px solid var(--panel-border); color: var(--text);
  padding: 5px 12px; border-radius: 6px; cursor: pointer; font-size: 12px;
}
.btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); }

/* Cards */
.card {
  background: var(--panel); border: 1px solid var(--panel-border);
  border-radius: 12px; padding: 16px 18px; backdrop-filter: blur(8px);
}
.glow-cyan { box-shadow: 0 0 22px rgba(0,240,255,.12); border-color: rgba(0,240,255,.35); }
.glow-blue { box-shadow: 0 0 22px rgba(59,130,246,.12); border-color: rgba(59,130,246,.35); }
.glow-purple { box-shadow: 0 0 22px rgba(168,85,247,.12); border-color: rgba(168,85,247,.35); }
.glow-amber { box-shadow: 0 0 22px rgba(245,158,11,.12); border-color: rgba(245,158,11,.35); }

/* KPI */
.kpi-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 18px; }
.kpi-label { font-size: 12px; color: var(--text-dim); letter-spacing: 1px; }
.kpi-value { font-size: 38px; font-weight: 800; font-family: var(--mono); margin: 6px 0 2px; }
.glow-cyan .kpi-value { color: var(--cyan); text-shadow: 0 0 14px rgba(0,240,255,.5); }
.glow-blue .kpi-value { color: var(--blue); text-shadow: 0 0 14px rgba(59,130,246,.5); }
.glow-purple .kpi-value { color: var(--purple); text-shadow: 0 0 14px rgba(168,85,247,.5); }
.glow-amber .kpi-value { color: var(--amber); text-shadow: 0 0 14px rgba(245,158,11,.5); }
.kpi-sub { font-size: 12px; color: var(--text-dim); }

/* Charts */
.chart-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 18px; }
.chart-card { display: flex; flex-direction: column; }
.span-2 { grid-column: span 2; }
.chart { width: 100%; height: 300px; }
.card-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.card-head h3 { font-size: 14px; font-weight: 600; letter-spacing: 1px; color: var(--text); }
select {
  background: rgba(0,0,0,.35); color: var(--text); border: 1px solid var(--panel-border);
  border-radius: 6px; padding: 4px 8px; font-size: 12px; outline: none;
}
select:focus { border-color: var(--cyan); }

/* Tables */
.table-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 18px; }
.table-wrap { max-height: 340px; overflow-y: auto; }
table { width: 100%; border-collapse: collapse; font-size: 12.5px; }
th {
  position: sticky; top: 0; background: rgba(10,16,30,.95); text-align: left;
  color: var(--text-dim); font-weight: 600; padding: 8px 10px; border-bottom: 1px solid var(--panel-border);
}
td { padding: 8px 10px; border-bottom: 1px solid rgba(255,255,255,.04); font-family: var(--mono); }
tbody tr:hover { background: rgba(0,240,255,.05); }
.empty { text-align: center; color: var(--text-dim); font-family: var(--font); }
.tag { padding: 2px 8px; border-radius: 4px; font-size: 11px; font-family: var(--font); }
.tag.ok { background: rgba(34,211,167,.15); color: var(--green); }
.tag.dup { background: rgba(245,158,11,.15); color: var(--amber); }
.lv-info { color: var(--blue); } .lv-warn { color: var(--amber); } .lv-error { color: var(--red); }
.pager { margin-top: 10px; font-size: 12px; color: var(--text-dim); display: flex; gap: 10px; align-items: center; }
.pager button { background: transparent; border: 1px solid var(--panel-border); color: var(--text); border-radius: 5px; padding: 3px 10px; cursor: pointer; }
.pager button:disabled { opacity: .35; cursor: default; }

/* Doc */
.doc-card { margin-bottom: 20px; }
.doc-body { font-size: 13px; line-height: 1.8; color: var(--text-dim); }
.doc-body b { color: var(--text); }
.doc-body code, .doc-body pre { font-family: var(--mono); color: var(--cyan); }
.doc-body pre {
  background: rgba(0,0,0,.4); border: 1px solid var(--panel-border); border-radius: 8px;
  padding: 10px 12px; margin: 8px 0; overflow-x: auto; color: var(--cyan);
}
.foot { text-align: center; color: var(--text-dim); font-size: 11px; letter-spacing: 1px; margin-top: 8px; }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-thumb { background: rgba(0,240,255,.25); border-radius: 4px; }
::-webkit-scrollbar-track { background: transparent; }

@media (max-width: 1100px) {
  .kpi-row { grid-template-columns: repeat(2, 1fr); }
  .chart-grid { grid-template-columns: 1fr; }
  .span-2 { grid-column: span 1; }
  .table-grid { grid-template-columns: 1fr; }
}