@font-face { font-family: "Instrument Sans"; src: url("/assets/instrument-sans-265d6ea6.woff2") format("woff2"); font-style: normal; font-weight: 400 600; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("/assets/ibm-plex-mono-400-d13bb5b4.woff2") format("woff2"); font-style: normal; font-weight: 400; font-display: swap; }
@font-face { font-family: "IBM Plex Mono"; src: url("/assets/ibm-plex-mono-500-deab9c2b.woff2") format("woff2"); font-style: normal; font-weight: 500; font-display: swap; }

:root {
  --color-bg: #FCFCFA; --color-panel: #FFFFFF; --color-ink: #16181A; --color-on-ink: #FCFCFA;
  --color-mute: #6A6E73; --color-rule: #E1E1DB; --color-grid: #E7E7E2;
  --color-chart-hidden: #F4F4EF; --color-chart-marker: #8E8E86; --color-chart-axis: #70757A;
  --color-up: #13694A; --color-down: #9B2C24; --color-on-accent: #FFFFFF;
  --space-gutter: 56px; --size-header: 60px; --size-identity: 44px; --size-control: 74px;
  --space-band-end: 30px; --space-chart-top: 10px; --space-slot: 26px; --space-control-gap: 10px; --space-col: 24px;
  --radius-control: 4px; --radius-mark: 5px; --radius-tick: 2px; --hairline: 1px;
  --chart-height: 412px; --control-width: 150px; --hover-alpha: 6%;
  --font-sans: "Instrument Sans", system-ui, sans-serif; --font-mono: "IBM Plex Mono", ui-monospace, monospace;
  /* Compatibility roles for the existing account, stock and editorial pages. */
  --ink: var(--color-ink); --muted: var(--color-mute); --faint: var(--color-mute); --canvas: var(--color-bg);
  --surface: var(--color-panel); --surface-raised: var(--color-chart-hidden); --line: var(--color-rule);
  --long: var(--color-up); --short: var(--color-down); --accent: var(--color-ink); --radius: var(--radius-control);
  --page: min(1328px, calc(100% - var(--space-gutter) * 2));
  color-scheme: light;
}
:root[data-theme="dark"] {
  --color-bg: #0C1A2B; --color-panel: #122338; --color-ink: #F0EDE6; --color-on-ink: #0C1A2B;
  --color-mute: #93A1B3; --color-rule: #1D3149; --color-grid: #1D3149;
  --color-chart-hidden: #16283E; --color-chart-marker: #5A7086; --color-chart-axis: #8494A6;
  --color-up: #63B68C; --color-down: #D2756E; --color-on-accent: #0C1A2B;
  --hover-alpha: 10%; color-scheme: dark;
}
* { box-sizing: border-box; }
html { background: var(--color-bg); }
body.ledger { margin: 0; min-width: 320px; min-height: 100svh; background: var(--color-bg); color: var(--color-ink); font: 400 15px/1.5 var(--font-sans); -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration-color: var(--color-rule); }
a:hover { color: var(--color-ink); }
button, input, select { font: inherit; }
button { color: inherit; cursor: pointer; }
button:disabled { cursor: default; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3, strong { font-weight: 600; }
h1, h2, h3 { letter-spacing: -0.02em; line-height: 1.1; }
.ledger em, .ledger i { font-style: normal; }
.num, .chart-axis-label { font-family: var(--font-mono); font-variant-numeric: tabular-nums; font-weight: 400; letter-spacing: -0.01em; }
.text-long { color: var(--color-up); }.text-short { color: var(--color-down); }.text-muted { color: var(--color-mute); }
:focus-visible { outline: 2px solid var(--color-ink); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.skip-link { position: fixed; left: var(--space-gutter); top: -100px; z-index: 200; padding: 10px 18px; background: var(--color-ink); color: var(--color-on-ink); }
.skip-link:focus { top: 8px; color: var(--color-on-ink); }

.ledger .site-header { position: relative; width: min(100%, 1440px); height: var(--size-header); margin: 0 auto; padding: 0 var(--space-gutter); display: flex; align-items: center; gap: 14px; border-bottom: var(--hairline) solid var(--color-rule); }
.ledger .brand { flex-shrink: 0; display: inline-flex; align-items: center; gap: 9px; font-size: 16px; font-weight: 600; letter-spacing: -0.01em; text-decoration: none; color: var(--color-ink); white-space: nowrap; }
.ledger .brand > span { display: inline-flex; }
.ledger .brand-mark { display: inline-flex; align-items: center; justify-content: center; width: 22px; height: 22px; border-radius: var(--radius-mark); background: var(--color-ink); color: var(--color-on-ink); }
.ledger .site-nav { margin-left: auto; display: flex; align-items: center; gap: 22px; font-size: 13.5px; color: var(--color-mute); white-space: nowrap; }
.ledger .site-nav a { display: inline; text-decoration: none; }
.ledger .site-nav .account-link { color: var(--color-ink); font-weight: 500; }
.ledger .header-game-status { display: flex; align-items: center; justify-content: center; gap: 16px; margin: 0 auto; white-space: nowrap; line-height: 1; }
.ledger .header-game-status .round-ticks { display: flex; align-items: center; gap: 3px; }
.round-tick { width: 14px; height: 3px; border-radius: var(--radius-tick); background: var(--color-grid); transition: background-color 200ms 120ms; }
.round-tick.is-played { background: var(--color-ink); }
.status-divider { width: 1px; height: 12px; background: var(--color-rule); }
.ledger .header-game-status .balance, .ledger .header-game-status .return { display: block; font-size: 13px; }
.ledger .header-game-status .balance { min-width: 86px; text-align: right; }
.ledger .header-game-status .return { min-width: 60px; text-align: right; }
.header-menu { flex-shrink: 0; }
.header-menu summary { width: 28px; height: 36px; display: grid; place-items: center; cursor: pointer; color: var(--color-mute); list-style: none; border-radius: var(--radius-control); }
.header-menu summary::-webkit-details-marker { display: none; }
.header-menu summary:hover { color: var(--color-ink); }
.menu-panel { position: absolute; right: var(--space-gutter); top: 52px; z-index: 50; width: 210px; padding: 16px; border: 1px solid var(--color-rule); border-radius: var(--radius-control); background: var(--color-panel); }
.menu-panel label { display: block; margin-bottom: 8px; color: var(--color-mute); font-size: 12px; }
.menu-panel select { width: 100%; min-height: 44px; border: 1px solid var(--color-rule); border-radius: var(--radius-control); background: var(--color-bg); color: var(--color-ink); padding: 8px; }
.mobile-nav { display: none; }

.ledger .button { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 44px; padding: 11px 19px; border: 1px solid var(--color-rule); border-radius: var(--radius-control); font-weight: 600; text-decoration: none; cursor: pointer; }
.ledger .button--primary { background: var(--color-ink); color: var(--color-on-ink); border-color: var(--color-ink); }
.ledger .button--primary:hover { background: color-mix(in srgb, var(--color-ink) 88%, transparent); }
.ledger .button--secondary { background: transparent; color: var(--color-ink); }
.ledger .button--large { min-height: 52px; padding: 15px 24px; font-size: 15px; }
.ledger .button:focus-visible, .next-button:focus-visible, .choice-button[data-state="chosen"]:focus-visible { box-shadow: 0 0 0 2px var(--color-bg); }

/* Landing: the two six-column areas and the three-step rule strip. */
.ledger .landing-shell { max-width: 1440px; min-height: calc(100svh - var(--size-header)); margin: 0 auto; padding: 0 var(--space-gutter) var(--space-band-end); display: flex; flex-direction: column; }
.ledger .hero { width: 100%; min-height: 0; margin: 0; padding: 64px 0; flex: 1; display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--space-col); align-items: center; }
.ledger .hero-copy { grid-column: span 6; display: flex; flex-direction: column; gap: 24px; padding-right: 40px; }
.ledger .eyebrow { margin: 0; font-size: 12px; font-weight: 400; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-mute); }
.ledger .hero h1 { margin: 0; color: var(--color-ink); font-size: 64px; line-height: 1.03; font-weight: 600; letter-spacing: -0.03em; }
.ledger .hero-intro { margin: 0; max-width: 470px; color: var(--color-mute); font-size: 17px; line-height: 1.55; }
.hero-copy form { margin: 0; }
.landing-notes { display: flex; flex-wrap: wrap; gap: 8px 22px; color: var(--color-mute); font-size: 12.5px; }
.hero-preview { grid-column: span 6; min-width: 0; }
.ledger .hero-card { width: 100%; padding: 16px 18px; border: 1px solid var(--color-rule); border-radius: var(--radius-control); background: var(--color-panel); display: flex; flex-direction: column; gap: 13px; }
.preview-identity { display: flex; align-items: baseline; justify-content: space-between; color: var(--color-mute); font-size: 13.5px; }
.preview-identity .num { font-size: 12px; }
.ledger .hero-card .market-chart { padding: 0; border: 0; height: auto; }
.ledger .hero-card .market-chart svg { height: auto; aspect-ratio: 534 / 300; }
.hero-card .chart-axis-decision { display: none; }
.hero-card .hidden-label-full { display: none; }.hero-card .hidden-label-short { display: inline; }
.ledger .decision-preview { display: flex; gap: 8px; color: var(--color-mute); }
.ledger .decision-preview > span { flex: 1; padding: 9px 0; text-align: center; font-size: 12.5px; font-weight: 600; border: 1px solid var(--color-rule); border-radius: var(--radius-control); }
.ledger .steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin: 0; padding-top: 20px; }
.ledger .steps article { padding: 14px 18px 0 0; border: 0; border-top: 1px solid var(--color-rule); border-radius: 0; background: transparent; }
.ledger .steps article > span { font-size: 11.5px; color: var(--color-mute); }
.ledger .steps p { margin: 5px 0 0; font-size: 13.5px; line-height: 1.45; }
.ledger.landing-page .site-footer { margin-top: 0; }

/* One fixed frame, in both decision and result states. */
.ledger.gameplay-page { height: auto; min-height: 100svh; overflow: auto; }
.ledger.gameplay-page .site-footer { display: none; }
.ledger .game-shell { width: min(100%, 1440px); height: calc(100svh - var(--size-header)); min-height: calc(var(--size-identity) + var(--chart-height) + 11px + var(--size-control) + var(--space-band-end) + 24px); margin: 0 auto; padding: 0 var(--space-gutter) var(--space-band-end); display: flex; flex-direction: column; gap: 0; overflow: visible; }
.identity-strip { height: var(--size-identity); flex: 0 0 var(--size-identity); display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.identity-company { display: flex; align-items: baseline; gap: 10px; min-width: 0; }
.company-name { font-size: 15px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.company-ticker, .identity-dates { color: var(--color-mute); font-size: 13px; white-space: nowrap; flex-shrink: 0; }
.ledger .market-chart { margin: 0; flex: 0 0 auto; padding-top: var(--space-chart-top); border-top: 1px solid var(--color-rule); background: transparent; overflow: visible; }
.ledger .market-chart svg { display: block; width: 100%; height: var(--chart-height); overflow: visible; }
.chart-loading { fill: var(--color-ink); opacity: 0; }
.is-loading .chart-loading { animation: loading-pulse 1.2s ease-in-out infinite alternate; }
.is-loading .candle { visibility: hidden; }
@keyframes loading-pulse { from { opacity: 0.01; } to { opacity: 0.04; } }
.chart-hidden-block { fill: var(--color-chart-hidden); }
.chart-gridline { stroke: var(--color-grid); stroke-width: 1px; }
.chart-axis-label { fill: var(--color-chart-axis); font-size: 11.5px; letter-spacing: 0.02em; }
.entry-marker { stroke: var(--color-chart-marker); stroke-width: 1px; stroke-dasharray: 3 3; }
.candle line { stroke-width: 1px; }
.candle--up line { stroke: var(--color-up); }
.candle--up rect { fill: var(--color-bg); stroke: var(--color-up); stroke-width: 1px; }
.candle--down line { stroke: var(--color-down); }
.candle--down rect { fill: var(--color-down); stroke: none; }
.hidden-label { letter-spacing: 0.06em; }.hidden-label-short { display: none; }
.is-revealed .hidden-label { opacity: 0; }
.game-spacer { flex: 1; min-height: 24px; }
.verdict-row { display: flex; align-items: center; flex: 0 0 var(--size-control); gap: var(--space-slot); }
.verdict-block { flex: 1; min-width: 0; display: flex; flex-direction: column; justify-content: center; gap: 7px; }
.verdict-label { margin: 0; color: var(--color-mute); font-size: 11.5px; line-height: 1; letter-spacing: 0.08em; text-transform: uppercase; }
.verdict-block h1 { margin: 0; font-size: 30px; line-height: 1.1; letter-spacing: -0.02em; font-weight: 600; white-space: nowrap; }
.verdict-block h1 .num { font-size: 0.91em; font-weight: 500; }
.verdict-figures { margin: 0; color: var(--color-mute); font-size: 13px; line-height: 1; white-space: nowrap; }
.ledger .trade-actions { display: grid; grid-template-columns: repeat(3, var(--control-width)); gap: var(--space-control-gap); margin: 0; width: auto; flex-shrink: 0; }
.choice-button { --choice-accent: var(--color-ink); width: var(--control-width); height: var(--size-control); padding: 11px 13px; display: flex; flex-direction: column; justify-content: space-between; border: 1px solid var(--color-rule); border-radius: var(--radius-control); background: transparent; text-align: left; transition: background-color 160ms ease-out, opacity 160ms ease-out; }
.choice-button--long { --choice-accent: var(--color-up); }.choice-button--short { --choice-accent: var(--color-down); }
.choice-label { display: flex; align-items: center; gap: 8px; color: var(--choice-accent); font-size: 15px; font-weight: 600; line-height: 1.2; white-space: nowrap; }
.choice-icon { width: 16px; font: 400 20px/16px var(--font-sans); }
.choice-sublabel { color: var(--color-mute); font-size: 12px; line-height: 1.2; }
.choice-button[data-state="default"]:hover { border-color: var(--choice-accent); background: color-mix(in srgb, var(--choice-accent) var(--hover-alpha), transparent); }
.choice-button[data-state="default"]:active { background: color-mix(in srgb, var(--choice-accent) 12%, transparent); }
.choice-button[data-state="chosen"] { background: var(--choice-accent); border-color: var(--choice-accent); cursor: default; }
.choice-button[data-state="chosen"] .choice-label, .choice-button[data-state="chosen"] .choice-sublabel { color: var(--color-on-accent); }
.choice-button--none[data-state="chosen"] .choice-label, .choice-button--none[data-state="chosen"] .choice-sublabel { color: var(--color-on-ink); }
.choice-button[data-state="chosen"] .choice-sublabel { font-size: 11px; font-weight: 600; letter-spacing: 0.04em; opacity: 0.9; }
.choice-button[data-state="passed"] { opacity: 0.45; }
.choice-button[data-state="passed"] .choice-label { color: var(--color-mute); }
.ledger .next-action { margin: 0; flex-shrink: 0; }
.next-button { width: var(--control-width); height: var(--size-control); display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 4px; border: 1px dashed var(--color-rule); border-radius: var(--radius-control); background: transparent; color: var(--color-mute); font-size: 15px; font-weight: 500; line-height: 1.3; text-decoration: none; opacity: 0.5; transition: background-color 160ms ease-out, opacity 160ms ease-out; }
.next-sublabel { font-size: 11px; font-weight: 400; }
.next-button[data-state="ready"] { border-style: solid; border-color: var(--color-ink); background: var(--color-ink); color: var(--color-on-ink); opacity: 1; }
.next-button[data-state="ready"] .next-sublabel { opacity: 0.7; }
.next-button[data-state="ready"]:hover { background: color-mix(in srgb, var(--color-ink) 88%, transparent); }
.unavailable-chart { position: relative; }
.unavailable-chart > p { position: absolute; top: 45%; width: 100%; text-align: center; }
.unavailable-chart .market-chart { opacity: 0.3; }
.ledger .site-footer { width: var(--page); margin: 0 auto; padding: 24px 0; display: flex; justify-content: space-between; gap: 20px; color: var(--color-mute); border-top: 1px solid var(--color-rule); font-size: 12px; }
.ledger .site-footer p { margin: 0; }.ledger .site-footer nav { display: flex; flex-wrap: wrap; gap: 15px; }.ledger .site-footer a { text-decoration: none; }

.animate-reveal .chart-hidden-candles { animation: reveal-candles 480ms cubic-bezier(0.4, 0, 0.2, 1); }
.animate-reveal .hidden-label { animation: hide-label 120ms linear; }
@keyframes reveal-candles { from { clip-path: inset(0 100% 0 0); } to { clip-path: inset(0); } }
@keyframes hide-label { from { opacity: 1; } to { opacity: 0; } }

@media (max-width: 1199px) {
  :root { --space-gutter: 32px; --chart-height: 360px; --control-width: 132px; --space-slot: 18px; }
  .ledger .site-header { gap: 10px; }.ledger .site-nav { gap: 14px; }
  .ledger .header-game-status { gap: 10px; }.ledger .header-game-status .round-ticks { gap: 3px; }
  .verdict-block h1 { font-size: 26px; }
  .verdict-figures { font-size: 11.5px; }
}
@media (min-width: 900px) and (max-width: 1050px) {
  .ledger .site-header { gap: 8px; }.ledger .site-nav { gap: 12px; }
  .ledger .header-game-status { gap: 8px; }.ledger .status-divider { display: none; }
  .ledger .gameplay-page .brand { font-size: 15px; }
  .verdict-row { gap: 12px; }.verdict-block h1 { font-size: 23px; }
  .verdict-figures { font-size: 10px; }
}
@media (max-width: 1024px) {
  .ledger .hero { grid-template-columns: 1fr; gap: 48px; padding: 60px 0; }
  .ledger .hero-copy, .hero-preview { grid-column: 1; padding: 0; }
  .ledger .hero-copy { max-width: 640px; }.ledger .hero-intro { max-width: 600px; }
}
@media (max-width: 899px) {
  :root { --chart-height: 320px; }
  .ledger .gameplay-page .site-nav, .ledger.gameplay-page .site-nav { display: none; }
  .ledger .game-shell { min-height: calc(var(--size-identity) + var(--chart-height) + 11px + 174px + var(--space-band-end)); }
  .verdict-row { display: grid; grid-template-columns: 1fr var(--control-width); row-gap: 20px; flex-basis: auto; }
  .verdict-block { grid-column: 1 / -1; height: 74px; }
  .verdict-block h1 { font-size: 26px; }.verdict-figures { font-size: 13px; }
  .ledger .trade-actions { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .choice-button { width: 100%; }
}
@media (max-width: 767px) {
  .ledger .hero h1 { font-size: 44px; }.ledger .hero-copy { gap: 22px; }
  .ledger .hero { padding: 48px 0; gap: 40px; }
  .ledger .steps { grid-template-columns: 1fr; gap: 22px; }
  .ledger .steps article { padding: 14px 0 0; }
}
@media (max-width: 699px) {
  :root { --space-gutter: 20px; --chart-height: 300px; --size-control: 56px; --space-slot: 10px; }
  .ledger .site-header { gap: 8px; }.ledger .site-nav { display: none; }
  .ledger .header-menu { margin-left: auto; }.header-menu summary { width: 28px; height: 44px; }
  .mobile-nav { display: flex; flex-direction: column; margin-bottom: 14px; border-bottom: 1px solid var(--color-rule); }
  .mobile-nav a { min-height: 44px; display: flex; align-items: center; text-decoration: none; }
  .ledger .header-game-status { flex: 1; flex-wrap: wrap; gap: 5px 10px; max-width: 205px; }
  .ledger .header-game-status .round-ticks { width: 100%; justify-content: center; }
  .round-tick { width: 10px; }.status-divider { display: none; }
  .ledger .header-game-status .balance, .ledger .header-game-status .return { font-size: 11px; min-width: 0; }
  .ledger .game-shell { min-height: calc(var(--size-identity) + var(--chart-height) + 11px + 226px + var(--space-band-end)); }
  .identity-company .company-ticker, .identity-dates > span { display: none; }
  .identity-dates { font-size: 12px; }.identity-strip { gap: 12px; }
  .hidden-label-full, .chart-axis-decision { display: none; }.hidden-label-short { display: inline; }
  .chart-axis-end { text-anchor: start; }
  .verdict-row { grid-template-columns: minmax(0, 1fr); gap: 10px; }
  .verdict-block { height: 88px; overflow: hidden; }.verdict-block h1 { font-size: 26px; }
  .verdict-figures { font-size: 11.5px; line-height: 1.5; white-space: normal; height: 35px; }
  .ledger .trade-actions { width: 100%; gap: 8px; }
  .choice-button { height: 56px; justify-content: center; align-items: center; padding: 8px; }.choice-label { font-size: 14px; gap: 6px; }
  .choice-sublabel { display: none; }
  .ledger .next-action, .next-button { width: 100%; }.next-button { height: 52px; }
  .ledger .site-footer { flex-direction: column; }
}
@media (max-width: 399px) {
  .ledger.gameplay-page .brand { gap: 5px; font-size: 12px; }.ledger.gameplay-page .brand-mark { width: 18px; height: 18px; }
  .ledger .header-game-status { gap: 5px 6px; }.ledger .header-game-status .balance, .ledger .header-game-status .return { font-size: 10px; }
  .ledger .hero h1 { font-size: 34px; }.ledger .hero-intro { font-size: 16px; }
  .ledger .eyebrow { font-size: 10px; }.verdict-block h1 { font-size: 25px; }
  .choice-label { font-size: 12px; gap: 4px; }.choice-icon { width: 12px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0ms !important; animation-delay: 0ms !important; transition-duration: 0ms !important; transition-delay: 0ms !important; scroll-behavior: auto !important; }
}
@media (min-width: 700px) and (max-width: 899px) {
  .gameplay-page .mobile-nav { display: flex; flex-direction: column; margin-bottom: 14px; border-bottom: 1px solid var(--color-rule); }
  .gameplay-page .mobile-nav a { min-height: 44px; display: flex; align-items: center; text-decoration: none; }
}