:root{
  --bg:#0f1724;
  --panel:#161f2d;
  --panel-2:#1d293b;
  --text:#e8eef7;
  --muted:#95a4bc;
  --line:#2a3a52;
  --accent:#69b7ff;
  --accent-2:#9b8cff;
  --green:#3ecf8e;
  --red:#ff6b6b;
  --yellow:#f5c451;
  --shadow:0 10px 30px rgba(0,0,0,.25);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:linear-gradient(180deg,#0b1220,#10192a 25%,#0f1724 100%);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}
a{color:inherit;text-decoration:none}

.shell{display:flex;min-height:100vh}
.sidebar{
  width:260px;background:rgba(10,16,28,.86);border-right:1px solid rgba(255,255,255,.05);
  padding:24px 18px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column
}
.brand{display:flex;gap:12px;align-items:center;margin-bottom:28px}
.brand-icon{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:var(--shadow);font-size:22px
}
.brand-title{font-weight:700;font-size:18px}
.brand-sub{color:var(--muted);font-size:12px;margin-top:2px}
.nav{display:grid;gap:8px}
.nav a{
  padding:10px 12px;border-radius:12px;color:#d7e2f0;background:transparent;border:1px solid transparent
}
.nav a:hover{background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.08)}
.sidebar-foot{margin-top:auto;font-size:12px;color:var(--muted);line-height:1.8}

.main{flex:1;padding:26px}
.hero{
  background:linear-gradient(135deg,rgba(105,183,255,.16),rgba(155,140,255,.12));
  border:1px solid rgba(255,255,255,.06);border-radius:22px;padding:26px 28px;
  display:flex;justify-content:space-between;align-items:center;box-shadow:var(--shadow)
}
.hero h1{margin:0 0 8px;font-size:28px}
.hero p{margin:0;color:var(--muted)}
.hero-badges{display:flex;gap:10px;flex-wrap:wrap}
.badge{
  display:inline-flex;align-items:center;padding:8px 12px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.08);color:#dce7f7;font-size:12px
}

.cards-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:18px
}
.stat-card{
  background:var(--panel);border:1px solid rgba(255,255,255,.06);border-radius:18px;padding:18px 18px 16px;
  box-shadow:var(--shadow)
}
.stat-label{font-size:13px;color:var(--muted);margin-bottom:12px}
.stat-value{font-size:34px;font-weight:800;letter-spacing:.3px}
.stat-sub{margin-top:10px;color:var(--muted);font-size:13px}
.stat-sub.up{color:var(--green)}
.stat-sub.down{color:var(--red)}
.stat-sub.flat{color:var(--yellow)}

.panel{
  background:var(--panel);border:1px solid rgba(255,255,255,.06);border-radius:20px;padding:18px 18px 16px;
  box-shadow:var(--shadow);margin-top:18px
}
.panel-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;gap:10px}
.panel-head h2{margin:0;font-size:18px}
.panel-note{font-size:12px;color:var(--muted)}

.chart-wrap{
  width:100%;height:280px;background:linear-gradient(180deg,rgba(255,255,255,.02),rgba(255,255,255,.01));
  border:1px solid rgba(255,255,255,.04);border-radius:16px;padding:8px
}
#trend-chart{width:100%;height:100%}
.grid-line{stroke:rgba(255,255,255,.08);stroke-width:1}
.axis-text{fill:#7e8ca3;font-size:12px}
.chart-line{fill:none;stroke:#75baff;stroke-width:4;stroke-linecap:round;stroke-linejoin:round}
.chart-area{fill:rgba(117,186,255,.14)}
.chart-point{fill:#c9e4ff;stroke:#75baff;stroke-width:2}
.xlabels{display:flex;justify-content:space-between;color:var(--muted);font-size:12px;margin-top:10px;padding:0 6px}

.two-col{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}

.bars{display:grid;gap:14px}
.bar-row{background:var(--panel-2);border-radius:16px;padding:14px;border:1px solid rgba(255,255,255,.04)}
.bar-top{display:flex;justify-content:space-between;gap:12px;margin-bottom:10px}
.bar-label{font-weight:700}
.bar-value{color:#dfe9f8}
.bar-track{height:10px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}
.bar-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--accent-2))}
.bar-sub{margin-top:10px;color:var(--muted);font-size:12px}

.mix-list{display:grid;gap:12px}
.mix-item{background:var(--panel-2);border-radius:16px;padding:12px 14px;border:1px solid rgba(255,255,255,.04)}
.mix-head{display:flex;justify-content:space-between;gap:10px;margin-bottom:8px}
.mix-event{font-weight:600}
.mix-count{color:#dce8fa}
.mix-track{height:8px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}
.mix-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#9c8fff,#65d1ff)}

.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse}
th,td{padding:13px 12px;border-bottom:1px solid var(--line);text-align:left;font-size:14px;vertical-align:top}
th{color:#a8b6ca;font-weight:600;font-size:13px;background:rgba(255,255,255,.015);position:sticky;top:0}
tr:hover td{background:rgba(255,255,255,.02)}
.tool-pill,.event-pill{
  display:inline-flex;align-items:center;padding:5px 10px;border-radius:999px;font-size:12px;border:1px solid rgba(255,255,255,.08)
}
.tool-pill{background:rgba(105,183,255,.12);color:#d7ebff}
.event-pill{background:rgba(155,140,255,.12);color:#e3ddff}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:#afbed4;font-size:12px;max-width:380px;word-break:break-all}
.empty,.empty-cell{color:var(--muted);padding:12px}

@media (max-width: 1200px){
  .cards-grid{grid-template-columns:repeat(2,1fr)}
  .two-col{grid-template-columns:1fr}
}
@media (max-width: 900px){
  .shell{display:block}
  .sidebar{width:auto;height:auto;position:static}
  .main{padding:16px}
  .hero{display:block}
  .hero-badges{margin-top:14px}
}
@media (max-width: 640px){
  .cards-grid{grid-template-columns:1fr}
}