:root {
  color-scheme: dark;
  --ink: #f4f5ef;
  --muted: #7f887f;
  --panel: rgba(15, 20, 18, 0.91);
  --line: rgba(255, 255, 255, 0.09);
  --green: #b7ff3c;
  --teal: #42d7b5;
  --red: #ff5a68;
  --amber: #e9b949;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 78% 10%, rgba(73, 128, 76, 0.18), transparent 28rem),
    radial-gradient(circle at 10% 80%, rgba(185, 255, 60, 0.05), transparent 32rem),
    #090c0b;
  color: var(--ink);
  font-family: Manrope, sans-serif;
}
.noise { position: fixed; inset: 0; pointer-events: none; opacity: .025; background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.8'/%3E%3C/svg%3E"); }
main { width: min(1500px, calc(100% - 48px)); margin: 0 auto; padding: 32px 0 24px; }
.topbar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 30px; }
.topbar-actions { display: flex; align-items: center; gap: 10px; }
.owner-logout { height: 46px; padding: 0 14px; border: 1px solid var(--line); background: transparent; color: var(--muted); font: 500 9px DM Mono; letter-spacing: .1em; cursor: pointer; }
.owner-logout:hover { color: var(--green); border-color: var(--green); }
.brand { display: flex; align-items: center; gap: 15px; }
.brand-mark { width: 45px; height: 45px; border: 1px solid rgba(183,255,60,.6); display: grid; place-items: center; color: var(--green); font: 500 20px DM Mono; transform: rotate(45deg); }
.brand-mark::first-letter { transform: rotate(-45deg); }
.eyebrow { margin: 0 0 5px; color: var(--green); font: 500 10px/1 DM Mono; letter-spacing: .18em; }
h1 { margin: 0; font-size: clamp(20px, 3vw, 29px); line-height: 1; letter-spacing: -.04em; }
h1 span { color: #8a938c; font-weight: 400; }
.run-state { min-width: 175px; display: flex; gap: 10px; align-items: center; border: 1px solid var(--line); background: rgba(255,255,255,.025); padding: 10px 14px; }
.status-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--amber); box-shadow: 0 0 12px currentColor; }
.run-state.success .status-dot { background: var(--green); }
.run-state.failed .status-dot { background: var(--red); }
.run-state strong, .run-state small { display: block; }
.run-state strong { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.run-state small { color: var(--muted); margin-top: 2px; }
.metrics { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-bottom: 16px; }
.metrics article { min-height: 125px; padding: 20px; background: #0d1110; }
.metrics p, .metrics span { color: var(--muted); font-size: 11px; margin: 0; text-transform: uppercase; letter-spacing: .09em; }
.metrics strong { display: block; margin: 10px 0 7px; font: 500 25px DM Mono; letter-spacing: -.05em; }
.metrics .accent-card { background: var(--green); color: #10150f; }
.metrics .accent-card p, .metrics .accent-card span { color: rgba(10,20,8,.65); }
.broker-panel { display: grid; grid-template-columns: minmax(260px, 1fr) auto minmax(145px, auto) auto; align-items: center; gap: 16px; margin-bottom: 16px; padding: 15px 16px; border: 1px solid var(--line); background: rgba(15,20,18,.9); }
.broker-copy h2 { margin-bottom: 5px; font: 600 15px Manrope; letter-spacing: -.02em; }
.broker-copy span, .broker-safety span { color: var(--muted); font-size: 10px; }
.broker-safety { display: grid; gap: 4px; padding: 0 18px; border-left: 1px solid var(--line); }
.broker-safety strong { color: var(--amber); font: 500 9px DM Mono; letter-spacing: .1em; }
.broker-session { min-height: 38px; display: flex; align-items: center; gap: 9px; padding: 8px 11px; border: 1px solid var(--line); color: var(--muted); font: 500 9px DM Mono; text-transform: uppercase; letter-spacing: .06em; }
.broker-session i { width: 7px; height: 7px; border-radius: 50%; background: var(--muted); }
.broker-session.connected i { background: var(--green); box-shadow: 0 0 9px var(--green); }
.broker-session.disconnected i, .broker-session.failed i { background: var(--red); box-shadow: 0 0 9px var(--red); }
.broker-button { height: 38px; padding: 0 15px; border: 1px solid var(--green); background: transparent; color: var(--green); font: 600 9px DM Mono; letter-spacing: .1em; cursor: pointer; }
.broker-button:hover:not(:disabled) { background: var(--green); color: #10150f; }
.broker-button:disabled { opacity: .45; cursor: wait; }
.backfill-panel { display: grid; grid-template-columns: minmax(260px, 1fr) auto auto auto minmax(230px, .8fr); align-items: end; gap: 12px; margin-bottom: 16px; padding: 15px 16px; border: 1px solid var(--line); background: rgba(15,20,18,.9); }
.backfill-copy h2 { margin-bottom: 5px; font: 600 15px Manrope; letter-spacing: -.02em; }
.backfill-copy span { color: var(--muted); font-size: 10px; }
.backfill-panel input[type="date"] { display: block; height: 38px; margin-top: 7px; padding: 0 10px; border: 1px solid var(--line); background: #111614; color: var(--ink); color-scheme: dark; font: 500 11px DM Mono; outline: none; }
.backfill-panel input:focus { border-color: rgba(183,255,60,.55); }
.backfill-button { height: 38px; padding: 0 15px; border: 1px solid var(--green); background: var(--green); color: #10150f; font: 600 9px DM Mono; letter-spacing: .1em; cursor: pointer; }
.backfill-button:disabled { opacity: .45; cursor: wait; }
.backfill-status { min-height: 38px; display: flex; align-items: center; gap: 9px; padding: 8px 11px; border: 1px solid var(--line); color: var(--muted); font: 500 9px/1.4 DM Mono; text-transform: uppercase; letter-spacing: .06em; }
.backfill-status i { flex: 0 0 auto; width: 7px; height: 7px; border-radius: 50%; background: var(--muted); }
.backfill-status.running i { background: var(--amber); box-shadow: 0 0 9px var(--amber); animation: pulse 1.2s infinite; }
.backfill-status.completed i { background: var(--green); box-shadow: 0 0 9px var(--green); }
.backfill-status.partial i, .backfill-status.failed i { background: var(--red); box-shadow: 0 0 9px var(--red); }
@keyframes pulse { 50% { opacity: .35; } }
.terminal { border: 1px solid var(--line); background: var(--panel); box-shadow: 0 25px 80px rgba(0,0,0,.28); }
.controls { display: flex; align-items: end; gap: 12px; padding: 14px; border-bottom: 1px solid var(--line); }
label { color: var(--muted); font: 500 9px DM Mono; text-transform: uppercase; letter-spacing: .12em; }
select { display: block; min-width: 145px; margin-top: 7px; padding: 10px 34px 10px 11px; border: 1px solid var(--line); border-radius: 0; background: #111614; color: var(--ink); font: 500 12px DM Mono; outline: none; }
select:focus { border-color: rgba(183,255,60,.55); }
.strike-control { flex: 1; }
.strike-control select { width: 100%; }
.segmented, .timeframes, .view-mode { display: flex; height: 38px; }
.segmented button, .timeframes button, .view-mode button, .refresh { border: 1px solid var(--line); background: transparent; color: var(--muted); font: 500 10px DM Mono; letter-spacing: .08em; cursor: pointer; }
.segmented button { padding: 0 18px; }
.view-mode button { padding: 0 13px; }
.timeframes button { padding: 0 10px; text-transform: uppercase; }
.segmented button + button, .timeframes button + button, .view-mode button + button { border-left: 0; }
.segmented button.active, .timeframes button.active, .view-mode button.active { color: #10150f; background: var(--green); border-color: var(--green); }
.segmented.hidden { display: none; }
.refresh { width: 39px; height: 39px; font-size: 19px; }
.refresh:hover { color: var(--green); border-color: var(--green); }
.indicator-bar { display: flex; align-items: center; gap: 8px; padding: 10px 14px; border-bottom: 1px solid var(--line); background: rgba(0,0,0,.12); }
.indicator-title { color: var(--muted); font: 500 9px DM Mono; letter-spacing: .14em; margin-right: 4px; }
.indicator-chip { display: flex; align-items: center; gap: 6px; padding: 7px 9px; border: 1px solid var(--line); color: var(--muted); font: 500 9px DM Mono; letter-spacing: .08em; cursor: pointer; user-select: none; }
.indicator-chip input { position: absolute; opacity: 0; pointer-events: none; }
.indicator-chip i { width: 7px; height: 7px; border-radius: 50%; background: #434b45; }
.indicator-chip:has(input:checked) { color: var(--ink); background: rgba(255,255,255,.045); }
.indicator-chip.sma:has(input:checked) i { background: #62a8ff; box-shadow: 0 0 8px #62a8ff; }
.indicator-chip.ema:has(input:checked) i { background: #f2d16b; box-shadow: 0 0 8px #f2d16b; }
.indicator-chip.wma:has(input:checked) i { background: #d589ff; box-shadow: 0 0 8px #d589ff; }
.indicator-chip.vma:has(input:checked) i { background: #ff9257; box-shadow: 0 0 8px #ff9257; }
.indicator-chip.supertrend:has(input:checked) i { background: #b7ff3c; box-shadow: 0 0 8px #b7ff3c; }
.indicator-spacer { flex: 1; }
.number-control { display: flex; align-items: center; gap: 6px; white-space: nowrap; }
.number-control input { width: 50px; padding: 7px 6px; border: 1px solid var(--line); background: #111614; color: var(--ink); font: 500 10px DM Mono; outline: none; }
.number-control input:focus { border-color: rgba(183,255,60,.55); }
.apply-indicators { padding: 8px 11px; border: 1px solid rgba(183,255,60,.45); background: transparent; color: var(--green); font: 500 9px DM Mono; letter-spacing: .08em; cursor: pointer; }
.apply-indicators:hover { background: var(--green); color: #10150f; }
.instrument-row { min-height: 76px; display: flex; justify-content: space-between; align-items: center; padding: 15px 18px 12px; }
h2 { font: 500 20px DM Mono; margin: 0; letter-spacing: -.035em; }
.ohlc { display: flex; flex-wrap: wrap; gap: 16px; color: var(--muted); font: 400 11px DM Mono; }
.ohlc b { color: var(--ink); font-weight: 500; margin-left: 3px; }
.chart-wrap { height: 610px; position: relative; border-top: 1px solid var(--line); }
#chart { width: 100%; height: 100%; }
.chart-loading { position: absolute; inset: 0; display: grid; place-items: center; background: rgba(13,17,16,.72); color: var(--muted); font: 500 11px DM Mono; letter-spacing: .1em; text-transform: uppercase; z-index: 5; }
.chart-loading.hidden { display: none; }
.legend { display: flex; gap: 22px; border-top: 1px solid var(--line); padding: 10px 18px; color: var(--muted); font: 10px DM Mono; text-transform: uppercase; letter-spacing: .1em; }
.legend-note { margin-left: auto; color: #59615b; }
.legend i { display: inline-block; width: 8px; height: 8px; margin-right: 7px; }
.candle-key { background: var(--teal); }.volume-key { background: #40554f; }.oi-key { background: var(--amber); }
footer { display: flex; justify-content: space-between; color: #59605a; font-size: 10px; text-transform: uppercase; letter-spacing: .08em; padding: 18px 2px 0; }
footer a { color: #727b73; }
.login-body { min-height: 100vh; display: grid; place-items: center; }
.login-shell { width: min(960px, calc(100% - 40px)); display: grid; grid-template-columns: 1.1fr .9fr; padding: 0; border: 1px solid var(--line); background: rgba(10,14,12,.94); box-shadow: 0 35px 100px rgba(0,0,0,.45); }
.login-brand { min-height: 500px; padding: 54px; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; background: radial-gradient(circle at 20% 20%, rgba(183,255,60,.12), transparent 20rem); border-right: 1px solid var(--line); }
.login-brand .brand-mark { margin-bottom: 35px; }
.login-brand h1 { font-size: clamp(32px, 5vw, 56px); }
.login-brand > p:last-child { max-width: 420px; margin: 24px 0 0; color: var(--muted); font-size: 13px; line-height: 1.8; }
.login-panel { padding: 54px 44px; align-self: center; }
.login-panel h2 { margin-top: 12px; font: 600 28px Manrope; }
.login-copy { margin: 9px 0 30px; color: var(--muted); font-size: 12px; line-height: 1.6; }
.login-panel form { display: grid; gap: 18px; }
.login-panel input { width: 100%; height: 45px; display: block; margin-top: 8px; padding: 0 12px; border: 1px solid var(--line); background: #111614; color: var(--ink); font: 500 12px DM Mono; outline: none; }
.login-panel input:focus { border-color: rgba(183,255,60,.65); }
.login-panel button { height: 45px; margin-top: 4px; border: 1px solid var(--green); background: var(--green); color: #10150f; font: 600 10px DM Mono; letter-spacing: .12em; cursor: pointer; }
.login-panel button:disabled { opacity: .45; cursor: wait; }
.login-message { min-height: 22px; margin-top: 16px; color: var(--red); font: 500 10px/1.5 DM Mono; }
.login-footnote { margin: 18px 0 0; padding-top: 18px; border-top: 1px solid var(--line); color: #59615b; font: 400 9px/1.6 DM Mono; text-transform: uppercase; letter-spacing: .06em; }
@media (max-width: 900px) {
  main { width: min(100% - 24px, 1500px); padding-top: 18px; }
  .metrics { grid-template-columns: 1fr 1fr; }
  .broker-panel { grid-template-columns: 1fr 1fr; }
  .backfill-panel { grid-template-columns: 1fr 1fr; align-items: end; }
  .backfill-copy { grid-column: 1 / -1; }
  .backfill-status { grid-column: span 2; }
  .controls { flex-wrap: wrap; }
  .timeframes { order: 4; }
  .indicator-bar { flex-wrap: wrap; }
  .indicator-spacer { display: none; }
  .strike-control { min-width: 55%; }
  .chart-wrap { height: 520px; }
}
@media (max-width: 600px) {
  .topbar, .instrument-row, footer { align-items: flex-start; gap: 14px; flex-direction: column; }
  .run-state { width: 100%; }
  .metrics { grid-template-columns: 1fr 1fr; }
  .metrics article { min-height: 108px; padding: 15px; }
  .metrics strong { font-size: 19px; }
  .backfill-panel { grid-template-columns: 1fr; }
  .backfill-panel > * { grid-column: 1 !important; width: 100%; }
  .broker-panel { grid-template-columns: 1fr; align-items: stretch; }
  .broker-safety { padding: 10px 0; border-left: 0; border-top: 1px solid var(--line); }
  .controls label, .controls select { width: 100%; }
  .controls label { flex: 1 1 42%; }
  .strike-control { flex-basis: 100% !important; }
  .indicator-title { width: 100%; }
  .number-control { flex: 1; }
  .legend-note { width: 100%; margin-left: 0; }
  .ohlc { gap: 9px; }
  .topbar-actions { width: 100%; }
  .run-state { flex: 1; }
  .login-shell { grid-template-columns: 1fr; }
  .login-brand { min-height: 260px; padding: 34px; border-right: 0; border-bottom: 1px solid var(--line); }
  .login-brand .brand-mark { margin-bottom: 24px; }
  .login-panel { padding: 34px; }
}