/* ============================================================
   IMMORTAL FRUIT FLIES — Neural Trading Swarm UI
   Dark biotech / cyberpunk aesthetic
   ============================================================ */

:root {
  --bg-deep: #030708;
  --bg-card: rgba(8, 20, 28, 0.75);
  --bg-card-hover: rgba(12, 30, 42, 0.85);
  --border: rgba(0, 255, 200, 0.08);
  --border-glow: rgba(0, 255, 200, 0.25);
  --cyan: #00ffc8;
  --cyan-dim: #00b894;
  --amber: #ffbe0b;
  --amber-dim: #cc9900;
  --magenta: #ff006e;
  --violet: #8338ec;
  --blue: #3a86ff;
  --buy: #00ff88;
  --sell: #ff3366;
  --hold: #5a6a7a;
  --text: #e0f0f0;
  --text-dim: #6a8a8a;
  --text-muted: #3a5a5a;
  --font-display: 'Orbitron', sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;
  --radius: 8px;
  --glow-cyan: 0 0 20px rgba(0, 255, 200, 0.15), 0 0 60px rgba(0, 255, 200, 0.05);
  --glow-amber: 0 0 12px rgba(255, 190, 11, 0.2);
}

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

html, body {
  background: var(--bg-deep);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
}

/* 动态背景 canvas */
#bg-particles {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.4;
}

/* ============ NAV ============ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 24px;
  background: rgba(3, 7, 8, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.fly-icon {
  color: var(--amber);
  filter: drop-shadow(0 0 6px rgba(255, 190, 11, 0.4));
  animation: fly-pulse 3s ease-in-out infinite;
}

@keyframes fly-pulse {
  0%, 100% { opacity: 0.8; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.05); }
}

.brand-text { display: flex; flex-direction: column; }
.brand-name {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--amber));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.brand-sub {
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--text-dim);
  text-transform: uppercase;
}

.nav-right { display: flex; align-items: center; gap: 16px; }
.nav-status { display: flex; align-items: center; gap: 6px; }

.pulse-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  animation: pulse-glow 2s ease-in-out infinite;
}
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 4px var(--cyan); opacity: 0.7; }
  50% { box-shadow: 0 0 12px var(--cyan), 0 0 24px rgba(0,255,200,0.3); opacity: 1; }
}

.sep { color: var(--text-muted); margin: 0 4px; }
.mono-sm { font-size: 10px; color: var(--text-dim); letter-spacing: 0.5px; }

.btn-connect {
  display: flex; align-items: center; gap: 6px;
  background: transparent;
  border: 1px solid var(--border-glow);
  color: var(--cyan);
  padding: 6px 14px;
  border-radius: 4px;
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-connect:hover {
  background: rgba(0, 255, 200, 0.08);
  box-shadow: var(--glow-cyan);
}

/* ============ MAIN ============ */
main {
  position: relative;
  z-index: 1;
  max-width: 1600px;
  margin: 0 auto;
  padding: 16px 20px 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ============ METRICS STRIP ============ */
.metrics-strip {
  display: flex;
  gap: 2px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 16px;
  overflow-x: auto;
}

.metric {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 4px 16px;
  border-right: 1px solid var(--border);
  min-width: 90px;
}
.metric:last-child { border-right: none; }
.metric-label {
  font-family: var(--font-display);
  font-size: 8px;
  letter-spacing: 2px;
  color: var(--text-muted);
  margin-bottom: 2px;
}
.metric-value {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
}
.c-buy { color: var(--buy); }
.c-sell { color: var(--sell); }

/* ============ GLASS CARD ============ */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  backdrop-filter: blur(8px);
  transition: border-color 0.3s;
}
.glass-card:hover { border-color: var(--border-glow); }

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.card-header h2 {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2.5px;
  color: var(--cyan-dim);
}
.card-meta {
  display: flex; align-items: center; gap: 8px;
  font-size: 10px; color: var(--text-dim);
}
.hint-sm { font-size: 10px; color: var(--text-muted); }

/* ============ PANEL MAIN ============ */
.panel-main {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 16px;
}

.neuron-card { position: relative; overflow: hidden; }
.neuron-card::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(ellipse at center, rgba(0,255,200,0.02) 0%, transparent 70%);
  pointer-events: none;
}

.legend-bar {
  display: flex; gap: 16px;
  margin-bottom: 8px;
}
.leg {
  display: flex; align-items: center; gap: 4px;
  font-size: 9px; letter-spacing: 1px; color: var(--text-dim);
}
.leg i {
  width: 8px; height: 8px; border-radius: 2px; display: block;
}
.leg.s i { background: #60a5fa; }
.leg.i i { background: #a78bfa; }
.leg.m i { background: #f472b6; }
.leg.o i { background: var(--amber); }

#neurons {
  width: 100%;
  height: auto;
  border-radius: 4px;
  background: #020a0c;
  border: 1px solid rgba(0,255,200,0.04);
}

.side-stack { display: flex; flex-direction: column; gap: 16px; }

/* ============ FLY CARD ============ */
.fly-id-display {
  display: flex; align-items: baseline; gap: 12px;
  margin-bottom: 12px;
}
.fly-num {
  font-family: var(--font-display);
  font-size: 36px;
  font-weight: 900;
  color: var(--amber);
  text-shadow: var(--glow-amber);
}
.fly-action {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2px;
  padding: 3px 10px;
  border-radius: 3px;
  border: 1px solid;
}
.fly-action.buy { color: var(--buy); border-color: var(--buy); background: rgba(0,255,136,0.08); }
.fly-action.sell { color: var(--sell); border-color: var(--sell); background: rgba(255,51,102,0.08); }
.fly-action.hold { color: var(--hold); border-color: var(--hold); background: rgba(90,106,122,0.08); }

.fly-meta { display: flex; flex-direction: column; gap: 4px; }
.fly-meta > div { display: flex; align-items: center; gap: 8px; }
.lbl {
  font-size: 9px; letter-spacing: 1.5px; color: var(--text-muted);
  min-width: 80px; text-transform: uppercase;
}
.fp { color: var(--violet); }

/* ============ MOTOR BARS ============ */
.motor-container { display: flex; flex-direction: column; gap: 6px; }
.motor-row { display: flex; align-items: center; gap: 8px; }
.motor-name { font-size: 9px; letter-spacing: 1px; color: var(--text-dim); min-width: 90px; }
.motor-bar-outer {
  flex: 1; height: 6px;
  background: rgba(255,255,255,0.04);
  border-radius: 3px;
  overflow: hidden;
  border: 1px solid rgba(0,255,200,0.06);
}
.motor-bar-inner {
  height: 100%;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--cyan-dim), var(--cyan));
  box-shadow: 0 0 8px rgba(0,255,200,0.3);
  transition: width 0.4s ease;
}
.motor-value { font-size: 11px; color: var(--cyan); min-width: 32px; text-align: right; }

/* ============ STIMULUS ============ */
.stim-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin-bottom: 10px;
}
.btn-stim {
  display: flex; align-items: center; justify-content: center; gap: 4px;
  padding: 8px 6px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-dim);
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.2s;
}
.btn-stim:hover { border-color: var(--border-glow); color: var(--text); background: rgba(0,255,200,0.04); }
.btn-stim.food:hover { border-color: var(--buy); color: var(--buy); }
.btn-stim.threat:hover { border-color: var(--sell); color: var(--sell); }
.btn-stim.light:hover { border-color: var(--amber); color: var(--amber); }
.btn-stim.dark:hover { border-color: var(--violet); color: var(--violet); }
.stim-icon { font-size: 14px; }

.slider-row {
  display: flex; align-items: center; gap: 8px; margin-bottom: 8px;
}
.slider-row input[type=range] {
  flex: 1; height: 3px; -webkit-appearance: none; appearance: none;
  background: var(--border); border-radius: 2px; outline: none;
}
.slider-row input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 12px; height: 12px;
  background: var(--cyan); border-radius: 50%; cursor: pointer;
  box-shadow: 0 0 8px rgba(0,255,200,0.4);
}

.stim-status { font-size: 10px; min-height: 16px; color: var(--text-dim); margin-bottom: 6px; }
.stim-status.ok { color: var(--buy); }
.stim-status.err { color: var(--sell); }

.stim-history {
  list-style: none; max-height: 80px; overflow-y: auto;
  font-size: 10px; color: var(--text-muted);
}
.stim-history li { padding: 2px 0; border-bottom: 1px solid rgba(255,255,255,0.02); }

/* ============ LEADERBOARD ============ */
.table-wrap { overflow-x: auto; }
.scroll-y { max-height: 320px; overflow-y: auto; }

.lb-table, .tx-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
}
.lb-table th, .tx-table th {
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.lb-table td, .tx-table td {
  padding: 7px 10px;
  border-bottom: 1px solid rgba(0,255,200,0.03);
  white-space: nowrap;
}
.lb-table tr:hover td { background: rgba(0,255,200,0.02); }
.lb-table tr.selected td { background: rgba(0,255,200,0.05); border-left: 2px solid var(--cyan); }
.lb-table tr.retired td { opacity: 0.4; }

.rank-1 { color: var(--amber); font-weight: 700; text-shadow: var(--glow-amber); }
.rank-2 { color: #c0c0c0; }
.rank-3 { color: #cd7f32; }
.pnl-pos { color: var(--buy); }
.pnl-neg { color: var(--sell); }

.btn-select {
  background: transparent; border: 1px solid var(--border-glow);
  color: var(--cyan); font-size: 9px; padding: 2px 8px;
  border-radius: 3px; cursor: pointer; font-family: var(--font-display);
  letter-spacing: 1px; transition: all 0.2s;
}
.btn-select:hover { background: rgba(0,255,200,0.1); box-shadow: var(--glow-cyan); }

.btn-tiny {
  background: transparent; border: 1px solid rgba(255,51,102,0.3);
  color: var(--sell); font-size: 9px; padding: 3px 8px;
  border-radius: 3px; cursor: pointer; font-family: var(--font-display);
  letter-spacing: 1px; transition: all 0.2s;
}
.btn-tiny:hover { background: rgba(255,51,102,0.1); }

.audit-link {
  color: var(--violet); text-decoration: none; font-size: 10px;
  border-bottom: 1px dashed rgba(131,56,236,0.3);
}
.audit-link:hover { color: var(--amber); border-color: var(--amber); }
.audit-link.off { color: var(--text-muted); border: none; }

/* ============ TX TABLE ============ */
.side-buy { color: var(--buy); font-weight: 700; }
.side-SELL { color: var(--sell); font-weight: 700; }
.side-BUY { color: var(--buy); font-weight: 700; }
.st-confirmed { color: var(--cyan-dim); }
.st-failed { color: var(--sell); }
.st-pending { color: var(--amber); }

/* ============ BOTTOM PANELS ============ */
.panel-bottom {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

#kline {
  width: 100%; height: auto;
  border-radius: 4px;
  background: #020a0c;
  border: 1px solid rgba(0,255,200,0.04);
}

/* ============ FOOTER ============ */
.footer {
  position: relative; z-index: 1;
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 24px;
  border-top: 1px solid var(--border);
  background: rgba(3,7,8,0.9);
  backdrop-filter: blur(8px);
}
.footer-left, .footer-right { display: flex; align-items: center; gap: 8px; }
.footer-right { font-size: 10px; color: var(--text-muted); }

/* ============ SCROLLBAR ============ */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-glow); border-radius: 2px; }

/* ============ RESPONSIVE ============ */
@media (max-width: 1100px) {
  .panel-main { grid-template-columns: 1fr; }
  .panel-bottom { grid-template-columns: 1fr; }
  .metrics-strip { flex-wrap: wrap; }
}
@media (max-width: 600px) {
  .nav { padding: 8px 12px; }
  .brand-name { font-size: 11px; letter-spacing: 2px; }
  main { padding: 10px; }
}