:root {
  --panel: #dde3e1;
  --paper: #f4f6f4;
  --page: #e9edeb;
  --ink: #141a18;
  --soft: #5d6764;
  --rule: #c4ccc9;
  --long: #146b52;
  --short: #a33b2b;
  --live: #b87503;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --sans: "IBM Plex Sans", system-ui, sans-serif;
  --cond: "IBM Plex Sans Condensed", var(--sans);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ---- instrument rail ---- */

.rail {
  background: var(--ink);
  color: var(--panel);
  border-bottom: 2px solid var(--live);
}

.rail-in {
  max-width: 1100px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand { display: flex; align-items: baseline; gap: 10px; }

.brand-name {
  font-family: var(--cond);
  font-weight: 600;
  font-size: 20px;
  letter-spacing: 0.02em;
}

.brand-sub {
  font-family: var(--mono);
  font-size: 11px;
  color: #8b9491;
}

.pulse {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--live);
  align-self: center;
  flex: none;
}

@media (prefers-reduced-motion: no-preference) {
  .pulse { animation: beat 2.4s ease-in-out infinite; }
  @keyframes beat { 0%, 100% { opacity: 1; } 50% { opacity: 0.25; } }
}

.vitals { display: flex; flex-wrap: wrap; gap: 0; margin: 0; }

.vital {
  padding: 0 14px;
  border-left: 1px solid #2e3634;
}
.vital:first-child { border-left: 0; }

.vital dt {
  font-family: var(--cond);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #8b9491;
}

.vital dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  color: var(--panel);
}

/* ---- layout ---- */

main { max-width: 1100px; margin: 0 auto; padding: 0 24px 64px; }

.thesis { padding: 48px 0 40px; max-width: 62ch; }

.thesis h1 {
  font-family: var(--cond);
  font-weight: 600;
  font-size: clamp(28px, 4vw, 40px);
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
}

.thesis p { margin: 0; color: var(--soft); }

.block { margin-bottom: 44px; }

.block-head {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 12px;
}

.eyebrow {
  font-family: var(--cond);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--soft);
  margin: 0 0 12px;
  padding-left: 10px;
  border-left: 3px solid var(--live);
}

/* ---- symbol tape ---- */

.tape { display: flex; flex-wrap: wrap; gap: 1px; background: var(--rule); border: 1px solid var(--rule); }

.tick {
  flex: 1 1 150px;
  background: var(--paper);
  border: 0;
  border-top: 2px solid transparent;
  padding: 12px 14px;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  color: var(--ink);
}

.tick:hover { background: #fff; }
.tick[aria-selected="true"] { border-top-color: var(--live); background: #fff; }
.tick:focus-visible { outline: 2px solid var(--ink); outline-offset: -2px; }

.tick .sym {
  font-family: var(--cond);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.tick .px {
  font-family: var(--mono);
  font-size: 16px;
  font-variant-numeric: tabular-nums;
  display: block;
}

.tick .chg { font-family: var(--mono); font-size: 12px; font-variant-numeric: tabular-nums; }
.up { color: var(--long); }
.down { color: var(--short); }
.flat { color: var(--soft); }

/* ---- readout ---- */

.readout {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  padding: 12px 14px;
  margin-bottom: 12px;
  background: var(--panel);
  font-family: var(--mono);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: var(--soft);
}

.readout b { color: var(--ink); font-weight: 500; }

/* ---- charts ---- */

.chart {
  height: 400px;
  background: var(--paper);
  border: 1px solid var(--rule);
}

.chart-sm { height: 150px; border-top: 0; }
.chart-md { height: 320px; }

.cap {
  font-size: 12.5px;
  color: var(--soft);
  margin: 10px 0 0;
  max-width: 76ch;
}

/* ---- controls ---- */

.controls { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }

.controls label {
  font-family: var(--cond);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--soft);
}

.controls input {
  width: 62px;
  padding: 5px 7px;
  border: 1px solid var(--rule);
  background: var(--paper);
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink);
}

.controls input:focus-visible { outline: 2px solid var(--live); outline-offset: -1px; }

.controls button {
  padding: 6px 14px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  font-family: var(--cond);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.06em;
  cursor: pointer;
}

.controls button:hover { background: #2b3432; }

/* ---- stats grid ---- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  margin-top: 12px;
}

.stat { background: var(--paper); padding: 12px 14px; }

.stat .k {
  font-family: var(--cond);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--soft);
  display: block;
}

.stat .v {
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
}

.stat .bh {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--soft);
  display: block;
}

/* ---- states ---- */

.empty {
  padding: 40px 20px;
  text-align: center;
  color: var(--soft);
  background: var(--paper);
  border: 1px solid var(--rule);
}

.empty b { color: var(--ink); font-family: var(--cond); }

footer {
  border-top: 1px solid var(--rule);
  padding-top: 16px;
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--soft);
}

footer a { color: var(--soft); }

@media (max-width: 720px) {
  .rail-in { flex-direction: column; align-items: start; }
  .vitals { gap: 0 4px; }
  .vital { padding: 0 10px 0 0; border-left: 0; }
  .chart { height: 300px; }
}

/* ---- search and watchlist ---- */

.search-wrap { position: relative; max-width: 560px; }

.search-wrap input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--rule);
  background: var(--paper);
  font-family: var(--mono);
  font-size: 14px;
  color: var(--ink);
}

.search-wrap input:focus-visible { outline: 2px solid var(--live); outline-offset: -1px; }

.results {
  position: absolute;
  z-index: 20;
  left: 0;
  right: 0;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-top: 0;
  max-height: 300px;
  overflow-y: auto;
}

.hit {
  display: flex;
  align-items: baseline;
  gap: 10px;
  width: 100%;
  padding: 9px 12px;
  border: 0;
  border-top: 1px solid var(--rule);
  background: none;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
  color: var(--ink);
}

.hit:first-child { border-top: 0; }
.hit:hover, .hit[aria-selected="true"] { background: var(--panel); }

.hit .h-sym {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 13px;
  flex: none;
  min-width: 78px;
}

.hit .h-name {
  font-size: 13px;
  color: var(--soft);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
}

.hit .h-ex {
  font-family: var(--cond);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--soft);
  flex: none;
}

.results .note { padding: 10px 12px; font-size: 13px; color: var(--soft); }

.watch { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 6px 5px 10px;
  border: 1px solid var(--rule);
  background: var(--paper);
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--ink);
  cursor: pointer;
}

.chip[aria-selected="true"] { border-color: var(--live); box-shadow: inset 0 -2px 0 var(--live); }
.chip:hover { background: #fff; }

.chip .x {
  border: 0;
  background: none;
  color: var(--soft);
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  padding: 2px 4px;
}

.chip .x:hover { color: var(--short); }

.link-btn {
  border: 0;
  background: none;
  color: var(--soft);
  font-family: var(--cond);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  padding: 0 0 12px;
}

.link-btn:hover { color: var(--short); }

.origin {
  font-family: var(--cond);
  font-size: 9.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 2px 6px;
  background: var(--panel);
  color: var(--soft);
}