/* BlackZteel project record. Palette taken from David's own Architectural Intelligence doc:
   deep navy and a warm gold, on paper white. */
:root {
  --ink: #16203a;
  --ink-2: #4a5470;
  --ink-3: #8a91a6;
  --paper: #f6f4ef;
  --card: #ffffff;
  --line: #e2ded4;
  --navy: #16203a;
  --gold: #c9973e;
  --gold-soft: #f4ead6;
  --over: #b3261e;
  --over-soft: #fbe9e7;
  --ok: #2e6b4f;
  --ok-soft: #e4f1ea;
  --est: #8a5a00;
  --est-soft: #fbf0d9;
  --mono: 'IBM Plex Mono', ui-monospace, Consolas, monospace;
  --sans: 'IBM Plex Sans', -apple-system, 'Segoe UI', sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { background: var(--paper); color: var(--ink); font: 15px/1.5 var(--sans); }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 20px; }

.top { background: var(--navy); color: #fff; position: sticky; top: 0; z-index: 5; }
.top-in { display: flex; align-items: center; gap: 24px; height: 60px; }
.parent { display: flex; align-items: center; background: #fff; border-radius: 6px; padding: 5px 9px; }
.parent img { display: block; height: 22px; width: auto; }
.divider { width: 1px; height: 28px; background: rgba(255,255,255,.18); margin: 0 -8px; }
@media (max-width: 1100px) { .parent, .divider { display: none; } }
.mark { display: flex; flex-direction: column; line-height: 1.1; }
.logo { font-weight: 700; letter-spacing: .18em; font-size: 16px; }
.sub { color: var(--gold); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; }
.tabs { display: flex; gap: 2px; flex: 1; overflow-x: auto; }
.tabs a { color: #c9cede; text-decoration: none; padding: 8px 12px; border-radius: 6px; font-size: 14px; white-space: nowrap; }
.tabs a:hover { background: rgba(255,255,255,.08); color: #fff; }
.tabs a.on { background: rgba(201,151,62,.18); color: #fff; box-shadow: inset 0 -2px 0 var(--gold); }

.badge { display: inline-block; font: 600 11px/1 var(--sans); letter-spacing: .04em; padding: 5px 8px; border-radius: 999px; white-space: nowrap; vertical-align: middle; }
.badge.illus { background: var(--gold); color: var(--navy); }
.badge.EST, .badge.ESTIMATED { background: var(--est-soft); color: var(--est); }
.badge.DERIVED { background: #e8ebf3; color: var(--ink-2); }
.badge.CONFIRMED { background: var(--ok-soft); color: var(--ok); }
.badge.REQUIRES { background: var(--over); color: #fff; }
.badge.over { background: var(--over-soft); color: var(--over); }
.badge.ok { background: var(--ok-soft); color: var(--ok); }

main.wrap { padding: 28px 20px 40px; }
.stack { display: grid; gap: 0; }
.loading { color: var(--ink-3); padding: 40px 0; }
h1 { font-size: 26px; letter-spacing: -.01em; }
h2 { font-size: 17px; margin-bottom: 12px; }
.lede { color: var(--ink-2); margin: 4px 0 22px; max-width: 760px; }
.row { display: flex; gap: 10px; align-items: baseline; flex-wrap: wrap; }

.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin-bottom: 26px; }
.tile { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 14px 16px; }
.tile .k { color: var(--ink-2); font-size: 12.5px; }
.tile .v { font: 600 22px/1.25 var(--mono); margin-top: 4px; letter-spacing: -.02em; }
.tile .n { color: var(--ink-3); font-size: 12px; margin-top: 4px; }
.tile.hero { background: var(--navy); color: #fff; border-color: var(--navy); }
.tile.hero .k, .tile.hero .n { color: #b8bfd3; }
.tile.hero .v { color: var(--gold); }
.tile.warn .v { color: var(--over); }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px; margin-bottom: 20px; }
.card-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; }
.note { color: var(--ink-3); font-size: 12.5px; }

.tbl-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: right; font-weight: 500; color: var(--ink-2); font-size: 12px; padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th:first-child, td:first-child { text-align: left; }
td { padding: 10px; border-bottom: 1px solid #efece5; text-align: right; font-family: var(--mono); font-size: 13.5px; white-space: nowrap; }
td:first-child { font-family: var(--sans); font-size: 14px; white-space: normal; min-width: 210px; }
tr.click { cursor: pointer; }
tr.click:hover td { background: #faf8f3; }
tr.sel td { background: var(--gold-soft) !important; }
tr.over td.var { color: var(--over); font-weight: 600; }
tr.total td { font-weight: 600; border-top: 2px solid var(--ink); border-bottom: none; }
td.neg { color: var(--over); }
.pname { font-weight: 600; }
.pmeta { color: var(--ink-3); font-size: 12px; }

.split { display: grid; grid-template-columns: 2.2fr 1fr; gap: 20px; align-items: start; }
.split > * { min-width: 0; }
@media (max-width: 1400px) { .split { grid-template-columns: 1fr; } }

.src h3 { font-size: 15px; margin-bottom: 4px; }
.doc { border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; margin-top: 10px; }
.doc .t { display: flex; justify-content: space-between; gap: 10px; font-weight: 600; font-size: 13.5px; }
.doc .d { color: var(--ink-2); font-size: 13px; }
.doc .f { color: var(--ink-3); font: 12px var(--mono); margin-top: 2px; }
.doc .inv { border-left: 2px solid var(--gold); padding-left: 10px; margin-top: 8px; }
.doc .pay { color: var(--ok); font-size: 12.5px; }
.fig { font-family: var(--mono); }

.opts { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }
.opt { border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; background: var(--card); }
.opt.best-cost { border-color: var(--gold); }
.opt h3 { font-size: 16px; }
.opt .big { font: 600 26px/1.2 var(--mono); margin: 8px 0 2px; }
.kv { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; font-size: 13.5px; margin-top: 10px; }
.kv span:nth-child(even) { font-family: var(--mono); text-align: right; }
.kv.ruled { border-top: 1px solid var(--line); padding-top: 10px; }
.trade { background: var(--navy); color: #fff; border-radius: 12px; padding: 16px 20px; margin-top: 16px; }
.trade b { color: var(--gold); }

.honest { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 16px; }
.who { border-radius: 12px; padding: 18px; border: 1px solid var(--line); background: var(--card); }
.who h3 { font-size: 15px; margin-bottom: 8px; }
.who ul { padding-left: 18px; color: var(--ink-2); font-size: 14px; }
.who li { margin: 4px 0; }
.who.engine { border-top: 4px solid var(--navy); }
.who.ai { border-top: 4px solid var(--gold); }
.who.person { border-top: 4px solid var(--ok); }
.who.out { border-top: 4px solid var(--ink-3); }
.line { font-size: 20px; font-weight: 600; margin: 8px 0 22px; }

.feed .p { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-bottom: 1px solid #efece5; font-size: 13.5px; }
.feed .p:last-child { border: none; }
.empty { color: var(--ink-3); font-size: 13.5px; }
.flash td, .flash { animation: flash 2.4s ease-out; }
@keyframes flash { from { background: var(--gold-soft); } to { background: transparent; } }

.brief { display: flex; gap: 18px; align-items: flex-end; flex-wrap: wrap; }
.brief label { display: flex; flex-direction: column; gap: 6px; font-size: 12.5px; color: var(--ink-2); }
.brief label span { display: flex; align-items: center; gap: 6px; font: 500 15px var(--mono); color: var(--ink); }
.brief input, .brief select { font: 500 15px var(--mono); padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: #fff; color: var(--ink); min-width: 140px; }
.brief button { font: 600 14px var(--sans); background: var(--navy); color: #fff; border: 0; border-radius: 8px; padding: 10px 18px; cursor: pointer; }
details { margin-top: 10px; } summary { cursor: pointer; }
.chain { padding: 8px 20px; }
.link { display: grid; grid-template-columns: 32px 1fr auto; gap: 12px; padding: 12px 0; border-bottom: 1px solid #efece5; align-items: start; }
.link:last-child { border: none; }
.link .dot { width: 26px; height: 26px; border-radius: 50%; background: var(--navy); color: var(--gold); display: grid; place-items: center; font: 600 12px var(--mono); }
.link.review .dot { background: var(--over); color: #fff; }
.link .d { color: var(--ink-2); font-size: 13.5px; margin-top: 2px; }
.link .amt { font-weight: 600; white-space: nowrap; }
.bars { margin-top: 12px; display: grid; gap: 6px; }
.bar { display: grid; grid-template-columns: 130px 1fr 34px; gap: 8px; align-items: center; font-size: 12.5px; color: var(--ink-2); }
.bar em { color: var(--ink-3); font-style: normal; font-size: 11px; }
.bar div { height: 7px; background: #eeebe3; border-radius: 4px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--navy); }
.bar i.low { background: var(--over); }
.bar i.na { background: transparent; }
.bar b { font: 600 12.5px var(--mono); text-align: right; color: var(--ink); }
.flags { margin: 12px 0 0 18px; color: var(--over); font-size: 13px; }
.flags li { margin: 3px 0; }
.badge.MISSING { background: #eceef2; color: var(--ink-3); }
.trace { padding: 12px 0; border-bottom: 1px solid #efece5; }
.trace:last-child { border: none; }
.steps { display: flex; flex-wrap: wrap; align-items: stretch; gap: 6px; margin-top: 10px; }
.steps > i { align-self: center; color: var(--ink-3); font-style: normal; }
.step { border: 1px solid var(--line); border-radius: 8px; padding: 7px 10px; font-size: 12.5px; display: flex; flex-direction: column; gap: 2px; background: #fff; }
.step span { color: var(--ink-3); font-size: 11px; text-transform: uppercase; letter-spacing: .04em; }
.step em { color: var(--ink-3); font: 11px var(--mono); font-style: normal; }
.step.REQUIRES { border-color: var(--over); background: var(--over-soft); }
.step.MISSING { border-style: dashed; }
.foot { color: var(--ink-3); font-size: 12px; padding: 18px 20px 30px; border-top: 1px solid var(--line); }