/* AIMoney Lab — ledger aesthetic. Ink on paper, one green accent,
   tabular numerals, serif headlines. No gradients, no glow, no slop. */
:root {
  --paper: #ffffff;
  --wash: #f3f2ee;
  --ink: #16150f;
  --muted: #5c5a52;
  --line: #e2e0d6;
  --green: #0d6b3f;
  --green-wash: #e7f2ea;
  --amber: #9a6200;
  --amber-wash: #faf0d9;
  --red: #a4261c;
  --red-wash: #f9e7e4;
  --serif: Georgia, "Times New Roman", serif;
  --sans: system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--sans); font-size: 15px; line-height: 1.45;
}
.muted { color: var(--muted); }
.mono { font-family: var(--mono); font-size: 0.86em; }
.hidden { display: none !important; }
.num { text-align: right; font-variant-numeric: tabular-nums; }

/* Masthead */
.masthead { border-bottom: 2px solid var(--ink); }
.masthead-inner {
  max-width: 1180px; margin: 0 auto; padding: 28px 20px 18px;
  display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap;
}
.brand {
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--green); margin: 0 0 8px;
}
.masthead h1 {
  font-family: var(--serif); font-weight: 700; font-size: 34px;
  line-height: 1.1; margin: 0 0 8px; max-width: 16em;
}
.lede { margin: 0; color: var(--muted); max-width: 46em; }
.masthead-side { display: flex; flex-direction: column; gap: 10px; justify-content: flex-end; min-width: 240px; }
.agent-pill {
  display: flex; align-items: center; gap: 8px; font-family: var(--mono);
  font-size: 12.5px; background: var(--wash); border: 1px solid var(--line);
  border-radius: 6px; padding: 7px 10px;
}
.agent-pill .dot { width: 9px; height: 9px; border-radius: 50%; background: #999; }
.agent-pill.ok .dot { background: var(--green); }
.agent-pill.bad .dot { background: var(--red); }
.masthead-actions { display: flex; gap: 8px; }
.tabs {
  max-width: 1180px; margin: 0 auto; padding: 0 20px;
  display: flex; gap: 4px; align-items: baseline;
}
.tab {
  font: inherit; background: none; border: none; cursor: pointer;
  padding: 10px 14px; color: var(--muted); border-bottom: 3px solid transparent;
}
.tab.active { color: var(--ink); border-bottom-color: var(--green); font-weight: 650; }
.tab .count {
  font-family: var(--mono); font-size: 11px; background: var(--wash);
  border-radius: 8px; padding: 1px 7px; margin-left: 4px;
}
.formula { margin-left: auto; font-family: var(--mono); font-size: 11.5px; color: var(--muted); }

/* Buttons, chips */
.btn {
  font: inherit; font-weight: 600; cursor: pointer; color: #fff;
  background: var(--green); border: 1px solid var(--green);
  border-radius: 6px; padding: 8px 14px;
}
.btn.ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.btn.small { padding: 5px 10px; font-size: 13px; }
.btn:disabled { opacity: 0.55; cursor: default; }
.chip {
  font: inherit; font-size: 13px; cursor: pointer; background: #fff;
  border: 1px solid var(--line); border-radius: 20px; padding: 4px 12px; color: var(--muted);
}
.chip.active { background: var(--ink); border-color: var(--ink); color: #fff; }

/* Layout */
main { max-width: 1180px; margin: 0 auto; padding: 18px 20px 60px; }
.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.filters { display: flex; gap: 6px; flex-wrap: wrap; }

/* Ledger table */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 8px; }
table.ledger { width: 100%; border-collapse: collapse; font-size: 14px; }
.ledger th {
  text-align: left; font-size: 11.5px; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--muted); font-weight: 600; padding: 9px 10px;
  border-bottom: 1px solid var(--line); background: var(--wash); white-space: nowrap;
}
.ledger td { padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.ledger tbody tr:last-child td { border-bottom: none; }
.ledger tbody tr.row { cursor: pointer; }
.ledger tbody tr.row:hover { background: #fafaf7; }
.rank { font-family: var(--mono); color: var(--muted); }
.opp-title { font-weight: 650; }
.opp-title .cat { font-weight: 400; }
.opp-sub { color: var(--muted); font-size: 13px; max-width: 34em; }
.pill {
  display: inline-block; font-size: 11.5px; font-weight: 650; border-radius: 4px;
  padding: 2px 8px; white-space: nowrap;
}
.st-backlog { background: var(--wash); color: var(--muted); }
.st-researching { background: #e4ecf7; color: #1d4e89; }
.st-testing { background: var(--amber-wash); color: var(--amber); }
.st-scaling { background: var(--green-wash); color: var(--green); }
.st-paused { background: var(--wash); color: var(--muted); }
.st-killed { background: var(--red-wash); color: var(--red); }
.st-planned { background: var(--wash); color: var(--muted); }
.st-running { background: var(--amber-wash); color: var(--amber); }
.st-won { background: var(--green-wash); color: var(--green); }
.st-lost { background: var(--red-wash); color: var(--red); }
.score-cell { min-width: 118px; }
.score-num { font-family: var(--mono); font-weight: 700; font-size: 16px; }
.score-bar { height: 5px; background: var(--line); border-radius: 3px; margin-top: 4px; }
.score-bar i { display: block; height: 100%; background: var(--green); border-radius: 3px; }
.meter { font-family: var(--mono); font-size: 12px; white-space: nowrap; }
.meter b { font-size: 14px; }
.meter span { color: #b9b7ac; letter-spacing: 1px; }
.money { font-family: var(--mono); white-space: nowrap; }

/* Experiment board */
.board { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }
.column h3 { font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin: 0 0 8px; }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: 8px;
  padding: 10px 12px; margin-bottom: 8px; cursor: pointer;
}
.card:hover { border-color: #c9c7bb; }
.card h4 { margin: 0 0 4px; font-size: 14px; }
.card p { margin: 0 0 6px; font-size: 13px; color: var(--muted); }
.card .meta { display: flex; justify-content: space-between; align-items: center; }

/* Drawer */
.scrim { position: fixed; inset: 0; background: rgba(20, 19, 15, 0.35); }
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0; width: min(560px, 94vw);
  background: #fff; border-left: 1px solid var(--line); overflow-y: auto;
  padding: 16px 20px 60px; z-index: 10;
}
.drawer-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.drawer h2 { font-family: var(--serif); font-size: 26px; margin: 6px 0 4px; line-height: 1.15; }
.drawer h3 { font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin: 20px 0 8px; }
.kv { display: grid; grid-template-columns: 150px 1fr; gap: 6px 12px; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }
.prose { white-space: pre-wrap; font-size: 14px; }
.prose a { color: var(--green); }
.admin-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 8px; }
.admin-grid label { font-size: 12.5px; color: var(--muted); display: flex; flex-direction: column; gap: 3px; }
input, select, textarea {
  font: inherit; border: 1px solid var(--line); border-radius: 6px; padding: 7px 9px; width: 100%;
}
textarea { min-height: 70px; resize: vertical; }

/* Modal + toast + footer */
dialog { border: 1px solid var(--line); border-radius: 10px; padding: 20px; width: min(520px, 92vw); }
dialog h3 { margin-top: 0; font-family: var(--serif); font-size: 22px; }
dialog .row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
dialog label { font-size: 13px; color: var(--muted); display: flex; flex-direction: column; gap: 3px; margin-bottom: 8px; }
dialog .actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 12px; }
.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translateX(-50%);
  background: var(--ink); color: #fff; border-radius: 6px; padding: 10px 16px;
  font-size: 14px; z-index: 50; max-width: 90vw;
}
footer {
  max-width: 1180px; margin: 0 auto; padding: 16px 20px 28px;
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  border-top: 1px solid var(--line); color: var(--muted); font-size: 13px;
}
@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}
@media (max-width: 760px) {
  .masthead h1 { font-size: 26px; }
  .formula { display: none; }
}