:root {
  color-scheme: dark;
  --bg: #121009;
  --bg-deep: #0d0b07;
  --surface: #191610;
  --surface-2: #1f1b13;
  --line: rgba(232, 226, 211, .10);
  --line-strong: rgba(232, 226, 211, .20);
  --text: #e8e2d3;
  --muted: #9a907c;
  --faint: #6f6757;
  --stamp: #cf5b2e;
  --stamp-soft: rgba(207, 91, 46, .16);
  --danger: #cd5048;
  --warning: #c99a3a;
  --good: #7ab98b;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --serif: Georgia, 'Times New Roman', serif;
  --sans: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}
* { box-sizing: border-box; }
html { background: var(--bg); }
body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(120% 70% at 50% -10%, rgba(232, 226, 211, .035), transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 15px;
  line-height: 1.55;
}
button, input { font: inherit; }
button { cursor: pointer; }
a { color: inherit; }
::selection { background: var(--stamp); color: var(--bg-deep); }
:focus-visible { outline: 2px solid var(--stamp); outline-offset: 2px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
.hidden { display: none !important; }

/* Masthead: a classified document header, not a nav bar. */
.masthead { position: sticky; top: 0; z-index: 10; background: var(--bg); border-bottom: 1px solid var(--line); }
.masthead-main { display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 16px clamp(20px, 4vw, 64px); }
.brand { display: flex; align-items: center; gap: 14px; text-decoration: none; }
.brand:focus-visible { outline: none; }
.brand-seal { width: 42px; height: 32px; display: grid; place-items: center; flex: none; }
.brand-seal svg { display: block; width: 100%; height: 100%; overflow: visible; }
.brand strong { display: block; font-family: var(--serif); font-size: 24px; letter-spacing: .14em; line-height: 1; }
.brand small { display: block; color: var(--muted); font: 9px/1.5 var(--mono); letter-spacing: .16em; margin-top: 4px; }
.masthead-code {
  width: 88px; height: 30px; flex: none;
  background: repeating-linear-gradient(90deg,
    var(--text) 0 2px, transparent 2px 5px,
    var(--text) 5px 6px, transparent 6px 10px,
    var(--text) 10px 13px, transparent 13px 15px,
    var(--text) 15px 16px, transparent 16px 20px,
    var(--text) 20px 23px, transparent 23px 26px,
    var(--text) 26px 27px, transparent 27px 30px);
  opacity: .6;
}

main { width: min(1180px, calc(100% - 40px)); margin: 0 auto; position: relative; }
.hero { padding: clamp(56px, 8vw, 120px) 0 48px; max-width: 900px; }
h1 { margin: 0; font-family: var(--serif); font-weight: 400; font-size: clamp(46px, 8vw, 96px); line-height: .98; letter-spacing: -.02em; max-width: 17ch; }
.lede { max-width: 62ch; color: var(--muted); font-size: clamp(16px, 1.9vw, 19px); line-height: 1.6; margin: 30px 0 0; }
.search-shell {
  margin-top: 40px; min-height: 66px;
  display: grid; grid-template-columns: auto 1fr auto; align-items: center;
  background: var(--surface); border: 1px solid var(--line-strong); border-radius: 2px; padding: 7px;
  box-shadow: 0 18px 44px rgba(0,0,0,.35);
}
.prompt { font: 700 12px var(--mono); letter-spacing: .1em; color: var(--stamp); padding: 0 18px; border-right: 1px solid var(--line); white-space: nowrap; }
.search-shell input { min-width: 0; height: 50px; background: transparent; color: var(--text); border: 0; outline: 0; padding: 0 18px; font: 13px var(--mono); }
.search-shell input::placeholder { color: var(--faint); }
.search-shell button {
  height: 50px; min-width: 142px; display: flex; align-items: center; justify-content: space-between; gap: 16px;
  border: 0; border-radius: 2px; background: var(--stamp); color: var(--bg-deep);
  padding: 0 18px; font: 800 11px var(--mono); letter-spacing: .14em;
}
.search-shell button:hover { background: color-mix(in srgb, var(--stamp) 88%, black); }
.search-shell button svg { flex: none; }
.quick-commands { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.quick-commands button, .ghost-button, .launch-token {
  border: 1px solid var(--line); background: transparent; color: var(--muted); border-radius: 2px;
  padding: 9px 13px; font: 11px var(--mono); letter-spacing: .04em;
}
.quick-commands button:hover, .ghost-button:hover, .launch-token:hover { color: var(--text); border-color: var(--line-strong); }

/* Ledger status strip: ruled paper, the live board. */
.ledger {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line); border-left: 0; border-right: 0; margin-bottom: 54px;
  background: repeating-linear-gradient(var(--bg) 0 26px, rgba(232,226,211,.03) 26px 27px);
}
.ledger > div { padding: 20px 24px; border-right: 1px solid var(--line); position: relative; }
.ledger > div:last-child { border-right: 0; }
.ledger span, .metric span { display: block; color: var(--faint); font: 9px var(--mono); letter-spacing: .16em; margin-bottom: 9px; }
.ledger strong { font: 700 15px var(--mono); }

/* Workspace: the open dossier. */
.workspace { border: 1px solid var(--line); background: var(--surface); margin-bottom: 54px; border-radius: 2px; box-shadow: 0 26px 70px rgba(0,0,0,.3); }
.workspace-head { min-height: 124px; padding: 28px 30px; display: flex; align-items: center; justify-content: space-between; gap: 20px; border-bottom: 1px solid var(--line); }
.workspace h2 { margin: 0 0 8px; font-family: var(--serif); font-weight: 400; font-size: clamp(28px, 4vw, 44px); letter-spacing: -.015em; line-height: 1.05; }
.address { color: var(--muted); font: 11px var(--mono); text-decoration: none; word-break: break-all; }
.stamp {
  border: 1px solid var(--line-strong); outline: 1px solid var(--line); outline-offset: 3px; border-radius: 2px;
  padding: 8px 14px; font: 700 9px var(--mono); letter-spacing: .18em; color: var(--muted);
  background: var(--surface); transform: rotate(-1.5deg); white-space: nowrap;
}
.stamp.good { border-color: color-mix(in srgb, var(--good) 55%, transparent); outline-color: color-mix(in srgb, var(--good) 40%, transparent); color: var(--good); }

.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid var(--line); }
.metric { padding: 24px 30px; border-right: 1px solid var(--line); min-width: 0; }
.metric:last-child { border-right: 0; }
.metric strong { font-family: var(--serif); font-weight: 400; font-size: clamp(24px, 3vw, 34px); letter-spacing: -.02em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.metric small { display: block; color: var(--muted); font: 10px var(--mono); margin-top: 8px; }

.tabs { display: flex; overflow-x: auto; border-bottom: 1px solid var(--line); scrollbar-width: none; }
.tabs button { flex: 0 0 auto; border: 0; border-right: 1px solid var(--line); background: transparent; color: var(--muted); padding: 17px 22px; font: 700 10px var(--mono); letter-spacing: .14em; }
.tabs button:hover { color: var(--text); }
.tabs button.active { color: var(--text); box-shadow: inset 0 -2px var(--stamp); }

.panel { padding: 30px; }
.overview-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 16px; counter-reset: attach; }
.card { border: 1px solid var(--line); background: rgba(0,0,0,.16); padding: 22px; border-radius: 2px; counter-increment: attach; }
.card h3 { margin: 0 0 18px; font: 700 10px var(--mono); letter-spacing: .14em; color: var(--faint); }
.card h3::before { content: "ATTACHMENT " counter(attach, upper-alpha) " - "; color: var(--stamp); }
.risk-score { display: flex; align-items: flex-end; gap: 14px; }
.risk-score strong { font-family: var(--serif); font-weight: 400; font-size: 72px; line-height: .8; letter-spacing: -.03em; }
.risk-score span { color: var(--muted); font: 11px var(--mono); line-height: 1.7; }
.risk-bar { height: 3px; background: var(--line); margin: 24px 0 16px; overflow: hidden; }
.risk-bar span { display: block; height: 100%; background: linear-gradient(90deg, var(--good), var(--warning), var(--danger)); }
.signal-list { list-style: none; padding: 0; margin: 0; }
.signal-list li { display: flex; align-items: flex-start; gap: 11px; color: var(--muted); padding: 10px 0; border-top: 1px solid var(--line); font-size: 13px; line-height: 1.5; }
.signal-list li::before { content: ""; flex: none; width: 5px; height: 5px; margin-top: 7px; background: var(--stamp); transform: rotate(45deg); }
.concentration { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.concentration div, .mini-grid div { border: 1px solid var(--line); padding: 16px; border-radius: 2px; }
.concentration span, .mini-grid span { display: block; color: var(--faint); font: 9px var(--mono); letter-spacing: .12em; margin-bottom: 9px; }
.concentration strong { font-family: var(--serif); font-weight: 400; font-size: 26px; }
.mini-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.mini-grid strong { font-family: var(--serif); font-weight: 400; font-size: 21px; word-break: break-word; }

.chart-controls { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.chart-resolutions, .chart-hours { display: flex; gap: 4px; }
.chart-resolutions button, .chart-hours button { border: 1px solid var(--line); background: transparent; color: var(--muted); padding: 8px 12px; font: 10px var(--mono); border-radius: 2px; }
.chart-resolutions button.active, .chart-hours button.active { color: var(--text); border-color: color-mix(in srgb, var(--stamp) 55%, transparent); }
.chart-wrap { border: 1px solid var(--line); border-radius: 2px; background: rgba(0,0,0,.18); }
.chart-wrap canvas { display: block; width: 100%; height: 280px; }

.data-list { display: grid; }
.data-row { display: grid; grid-template-columns: 42px minmax(150px, 1.4fr) repeat(3, minmax(90px, 1fr)); gap: 16px; align-items: center; min-height: 68px; padding: 13px 18px; border-bottom: 1px solid var(--line); }
.data-row:last-child { border-bottom: 0; }
.data-row:hover { background: rgba(232,226,211,.025); }
.rank { color: var(--faint); font: 11px var(--mono); }
.identity strong { display: block; font: 12px var(--mono); overflow: hidden; text-overflow: ellipsis; }
.identity small, .datum small { color: var(--faint); font: 9px var(--mono); letter-spacing: .06em; }
.datum strong { display: block; font: 600 13px var(--mono); }
.positive { color: var(--good); }
.negative { color: var(--danger); }

.command-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 2px; margin-bottom: 80px; }
.command-grid article { background: var(--surface); padding: 28px; min-height: 190px; }
.command-grid h3 { font: 700 20px var(--mono); margin: 0 0 14px; color: var(--text); }
.command-grid p { color: var(--muted); font-size: 13px; line-height: 1.6; margin: 0; }

.empty, .loading { color: var(--muted); font: 12px/1.8 var(--mono); padding: 26px; text-align: center; }
.toast { position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px); background: var(--text); color: var(--bg-deep); padding: 12px 16px; border-radius: 2px; font: 11px var(--mono); opacity: 0; pointer-events: none; transition: .2s ease; z-index: 20; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
footer { display: flex; justify-content: space-between; gap: 20px; padding: 26px clamp(20px, 4vw, 64px); border-top: 1px solid var(--line); color: var(--faint); font: 9px var(--mono); letter-spacing: .14em; }

@media (max-width: 800px) {
  .masthead-code { display: none; }
  main { width: min(100% - 24px, 1180px); }
  .hero { padding-top: 48px; }
  h1 { font-size: clamp(44px, 14vw, 72px); }
  .search-shell { grid-template-columns: auto 1fr; }
  .search-shell button { grid-column: 1 / -1; width: 100%; margin-top: 5px; }
  .ledger, .metric-grid { grid-template-columns: repeat(2, 1fr); }
  .ledger > div:nth-child(2), .metric:nth-child(2) { border-right: 0; }
  .ledger > div:nth-child(-n+2), .metric:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .workspace-head { align-items: flex-start; flex-direction: column; }
  .overview-grid { grid-template-columns: 1fr; }
  .data-row { grid-template-columns: 34px minmax(140px, 1fr) minmax(85px, .7fr); }
  .data-row .datum:nth-last-child(-n+2) { display: none; }
  .command-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .masthead { position: static; }
  .brand small { display: none; }
  main { width: calc(100% - 16px); }
  .lede { font-size: 15px; }
  .prompt { padding-inline: 10px; }
  .search-shell input { padding-inline: 10px; }
  .workspace-head, .panel { padding: 20px; }
  .metric { padding: 18px; }
  .metric strong { font-size: 24px; }
  .command-grid { grid-template-columns: 1fr; }
  .command-grid article { min-height: 150px; }
  footer { flex-direction: column; }
}