:root {
  color-scheme: dark;
  --ink: #071019;
  --panel: #0b1621;
  --panel-deep: #08121b;
  --line: #203244;
  --line-bright: #345068;
  --paper: #edf5f7;
  --muted: #7f93a7;
  --signal: #45b8ff;
  --signal-soft: #102d43;
  --data: #74a9ff;
  --up: #ff1744;
  --down: #00c853;
  --warning: #ffbd70;
  --display: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

* { box-sizing: border-box; }

html { min-width: 320px; background: var(--ink); }

body {
  min-height: 100vh;
  margin: 0;
  color: var(--paper);
  font-family: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;
  background:
    radial-gradient(circle at 14% 8%, rgba(57, 230, 179, .08), transparent 28rem),
    radial-gradient(circle at 90% 78%, rgba(116, 169, 255, .08), transparent 32rem),
    var(--ink);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  pointer-events: none;
  opacity: .22;
  background-image:
    linear-gradient(rgba(133, 168, 196, .08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(133, 168, 196, .08) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, black, transparent 92%);
}

a { color: inherit; }

.page-shell {
  width: min(1080px, calc(100% - 40px));
  max-width: 1080px;
  margin: 0 auto;
  padding: 22px 0 40px;
}

.top-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: .12em;
}

.back-link {
  padding: 8px 0;
  text-decoration: none;
  transition: color 160ms ease;
}

.back-link:hover,
.back-link:focus-visible { color: var(--signal); }
.back-link:focus-visible { outline: 2px solid var(--signal); outline-offset: 5px; }
.read-only { color: #597085; }

.telemetry-shell {
  --performance: var(--data);
  --performance-rgb: 116, 169, 255;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line-bright);
  border-radius: 16px;
  background: linear-gradient(145deg, rgba(13, 28, 40, .98), rgba(7, 16, 25, .99));
  box-shadow: 0 24px 70px rgba(0, 0, 0, .32);
}

.telemetry-shell[data-tone="up"] { --performance: var(--up); --performance-rgb: 255, 23, 68; }
.telemetry-shell[data-tone="down"] { --performance: var(--down); --performance-rgb: 0, 200, 83; }

.telemetry-shell::before {
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  content: "";
  background: linear-gradient(var(--performance), var(--data) 70%, transparent);
  box-shadow: 0 0 24px rgba(var(--performance-rgb), .32);
}

.telemetry-head {
  display: flex;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px 8px;
}

.chart-kicker {
  margin: 0 0 2px;
  color: var(--data);
  font-size: 7px;
  font-weight: 600;
  letter-spacing: .17em;
}

h1 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(16px, 2vw, 19px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
}

h1 span { margin-left: 7px; color: #91a4b6; font-weight: 500; }
.brand-line { display: flex; gap: 9px; align-items: center; }

.status-stack { min-width: 170px; text-align: right; }

.status-pill {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  padding: 4px 8px;
  border: 1px solid #285171;
  border-radius: 999px;
  color: var(--signal);
  background: rgba(16, 45, 67, .56);
  font-size: 8px;
  font-weight: 600;
  letter-spacing: .08em;
}

.status-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 0 rgba(69, 184, 255, .48);
  animation: status-pulse 2s infinite;
}

.telemetry-shell[data-state="stale"] .status-pill,
.telemetry-shell[data-state="unavailable"] .status-pill { color: var(--warning); border-color: #60462a; background: rgba(71, 49, 24, .5); }
.telemetry-shell[data-status="stopped"] .status-pill { color: var(--muted); border-color: var(--line); background: rgba(27, 42, 55, .55); }
.timestamp { margin: 4px 0 0; color: var(--muted); font-family: var(--mono); font-size: 6px; line-height: 1.3; }

.paper-chip {
  flex: none;
  padding: 3px 6px;
  border: 1px solid #236b58;
  border-radius: 6px;
  color: var(--data);
  background: rgba(20, 48, 72, .48);
  font-family: var(--mono);
  font-size: 6px;
  font-weight: 600;
  letter-spacing: .1em;
}

.symbols { max-width: 760px; overflow: hidden; margin: 4px 0 0; color: #71869a; font-family: var(--mono); font-size: 6px; text-overflow: ellipsis; white-space: nowrap; }

.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 48fr) minmax(0, 52fr);
  border-top: 1px solid var(--line);
}

.metrics-panel { min-width: 0; border-right: 1px solid var(--line); }

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--line);
  background: rgba(3, 10, 16, .42);
}

.hero-metric {
  position: relative;
  min-width: 0;
  padding: 8px 14px 7px;
}

.hero-metric + .hero-metric { border-left: 1px solid var(--line); }
.metric-label { display: block; margin-bottom: 4px; color: var(--muted); font-family: var(--mono); font-size: 6px; letter-spacing: .09em; }

.metric-value {
  display: inline-block;
  max-width: 100%;
  overflow: hidden;
  color: var(--data);
  font-family: var(--display);
  font-size: clamp(23px, 2.8vw, 30px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
  text-overflow: ellipsis;
}

.metric-value.positive { color: var(--up); }
.metric-value.negative { color: var(--down); }
.metric-value--flash { animation: value-flash 540ms ease-out; }
.metric-unit { display: block; margin-top: 3px; color: #52697d; font-family: var(--mono); font-size: 5px; letter-spacing: .1em; }

.detail-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.detail-metric { min-width: 0; padding: 3px 8px; opacity: 0; animation: metric-enter 420ms both; animation-delay: calc(var(--enter-order) * 35ms + 60ms); }
.detail-metric + .detail-metric { border-left: 1px solid var(--line); }
.detail-metric:nth-child(4) { border-left: 0; }
.detail-metric:nth-child(n + 4) { border-top: 1px solid var(--line); }
.detail-metric span { display: block; min-height: 7px; color: var(--muted); font-family: var(--mono); font-size: 5px; line-height: 1.1; letter-spacing: .05em; }
.detail-metric strong { display: block; overflow: hidden; color: #c9d7e2; font-family: var(--display); font-size: clamp(11px, 1.2vw, 13px); font-weight: 700; line-height: 1.1; font-variant-numeric: tabular-nums; text-overflow: ellipsis; }
.detail-metric.risk strong { color: var(--down); }

.chart-panel { min-width: 0; background: rgba(4, 12, 19, .55); }
.chart-head { display: flex; align-items: center; justify-content: space-between; padding: 4px 14px 3px; }
.chart-kicker { margin-bottom: 1px; font-size: 5px; }
.chart-head h2 { margin: 0; font-family: var(--display); font-size: 10px; font-weight: 700; }
.legend { display: flex; gap: 12px; font-family: var(--mono); font-size: 5px; letter-spacing: .1em; }
.legend-equity::before,
.legend-drawdown::before { display: inline-block; width: 12px; height: 1px; margin: 0 5px 2px 0; content: ""; vertical-align: middle; }
.legend-equity { color: var(--performance); }
.legend-drawdown { color: var(--down); }
.legend-equity::before { background: var(--performance); }
.legend-drawdown::before { background: repeating-linear-gradient(90deg, var(--down) 0 5px, transparent 5px 8px); }

.chart-stage { position: relative; height: 58px; margin: 0 14px; overflow: hidden; border: 1px solid #172838; background: #07111a; }
.grid-lines { position: absolute; inset: 0; background-image: linear-gradient(rgba(93, 123, 148, .12) 1px, transparent 1px), linear-gradient(90deg, rgba(93, 123, 148, .08) 1px, transparent 1px); background-size: 100% 25%, 10% 100%; }
.chart-stage svg { position: absolute; inset: 5px 8px; width: calc(100% - 16px); height: calc(100% - 10px); overflow: visible; }
.curve { fill: none; vector-effect: non-scaling-stroke; stroke-linecap: round; stroke-linejoin: round; }
.curve-equity { stroke: var(--performance); stroke-width: 2; filter: drop-shadow(0 0 3px rgba(var(--performance-rgb), .28)); }
.curve-drawdown { stroke: var(--down); stroke-width: 1; stroke-dasharray: 7 7; opacity: .8; }
.equity-fill-line { fill: none; stroke: rgba(var(--performance-rgb), .07); stroke-width: 10; vector-effect: non-scaling-stroke; }
.curve.draw-in { animation: curve-draw 1s cubic-bezier(.2, .8, .2, 1) both; }
.scan-beacon { fill: var(--performance); opacity: 0; filter: drop-shadow(0 0 7px var(--performance)); }
.scan-beacon.active { opacity: 1; animation: beacon-breathe 1.5s ease-in-out infinite; }
.chart-foot { display: flex; justify-content: space-between; padding: 2px 14px 3px; color: #577086; font-family: var(--mono); font-size: 5px; letter-spacing: .08em; }

.empty-state { margin: 28px 34px; padding: 52px; border: 1px dashed #735936; background: rgba(70, 45, 20, .18); text-align: center; }
.empty-code { color: var(--warning); font-size: 10px; letter-spacing: .15em; }
.empty-state h2 { margin: 16px 0 10px; font-family: var(--display); font-size: 28px; }
.empty-state p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.6; }
.telemetry-shell[data-state]:not([data-state="ok"]) .content-grid { display: none; }

.disclosure { display: flex; justify-content: space-between; padding: 4px 14px; border-top: 1px solid var(--line); color: #506679; font-family: var(--mono); font-size: 5px; letter-spacing: .06em; }

@keyframes status-pulse { 70% { box-shadow: 0 0 0 7px rgba(69, 184, 255, 0); } 100% { box-shadow: 0 0 0 0 rgba(69, 184, 255, 0); } }
@keyframes metric-enter { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
@keyframes value-flash { 0% { text-shadow: 0 0 0 transparent; } 35% { text-shadow: 0 0 24px currentColor; } 100% { text-shadow: 0 0 0 transparent; } }
@keyframes curve-draw { from { stroke-dashoffset: var(--curve-length); } to { stroke-dashoffset: 0; } }
@keyframes beacon-breathe { 50% { r: 9px; opacity: .58; } }

@media (max-width: 900px) {
  .content-grid { grid-template-columns: minmax(0, 52fr) minmax(0, 48fr); }
}

@media (max-width: 760px) {
  .page-shell { width: min(100% - 20px, 620px); padding-top: 14px; }
  .read-only { display: none; }
  .telemetry-shell { border-radius: 14px; }
  .telemetry-head { align-items: flex-start; padding: 18px 18px 12px; }
  h1 { font-size: clamp(19px, 6vw, 24px); }
  h1 span { display: block; margin: 4px 0 0; }
  .subhead { display: none; }
  .status-stack { min-width: 100px; text-align: right; }
  .scope-row { display: block; padding: 0 18px 12px; }
  .symbols { margin-top: 13px; white-space: normal; line-height: 1.55; }
  .content-grid { display: block; }
  .metrics-panel { border-right: 0; }
  .hero-metrics { grid-template-columns: repeat(2, 1fr); }
  .hero-metric { padding: 14px 18px; }
  .hero-metric:first-child { grid-column: 1 / -1; }
  .hero-metric:nth-child(2) { border-top: 1px solid var(--line); border-left: 0; }
  .hero-metric:nth-child(3) { border-top: 1px solid var(--line); }
  .metric-value { font-size: 34px; }
  .detail-grid { grid-template-columns: repeat(3, 1fr); }
  .detail-metric:nth-child(n) { border-top: 1px solid var(--line); }
  .detail-metric:nth-child(3n + 1) { border-left: 0; }
  .chart-panel { border-top: 1px solid var(--line); }
  .chart-head { padding: 12px 16px 8px; }
  .legend { gap: 10px; }
  .chart-stage { height: 150px; margin: 0 12px; }
  .chart-foot { padding: 7px 14px 10px; }
  .chart-foot span:last-child { display: none; }
  .empty-state { margin: 18px; padding: 38px 20px; }
  .disclosure { display: block; padding: 16px 22px; line-height: 1.7; }
  .disclosure span { display: block; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}