/* ENERGY1POWER design tokens — one institutional palette: abyss navy, fog paper, sage accent. */
:root {
  --abyss: #0b1a2b;
  --abyss-2: #13263d;
  --fog: #f3f1ec;
  --paper: #fbfaf7;
  --ink: #16202b;
  --muted: #5b6672;
  --line: #d9d5cc;
  --sage: #7f9c86;
  --sage-ink: #3f5c48;
  --warn: #b5562d;
  --radius: 10px;
  --font: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --fog: #0e1824; --paper: #101d2c; --ink: #e8e6e1; --muted: #9aa6b2; --line: #26384c; --sage: #94b39b; --sage-ink: #b9d3be;
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font-family: var(--font); color: var(--ink); background: var(--fog); line-height: 1.55; }
a { color: var(--sage-ink); }
.num, td.num, .tabular { font-variant-numeric: tabular-nums; font-family: var(--mono); }
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
header.top { background: var(--abyss); color: #f3f1ec; }
header.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; flex-wrap: wrap; }
.mark { font-weight: 700; letter-spacing: .08em; color: #f3f1ec; text-decoration: none; }
.mark span { color: var(--sage); }
nav.links { display: flex; gap: 18px; flex-wrap: wrap; }
nav.links a { color: #cfd6de; text-decoration: none; font-size: 14px; }
nav.links a:hover, nav.links a[aria-current] { color: #fff; }
.hero { background: var(--abyss); color: #f3f1ec; padding: 72px 0 88px; }
.hero h1 { font-size: clamp(32px, 5vw, 56px); line-height: 1.08; margin: 0 0 16px; font-weight: 600; max-width: 18ch; }
.hero p.lede { font-size: clamp(17px, 2vw, 20px); color: #c9d2dc; max-width: 60ch; margin: 0 0 28px; }
.tagline { color: var(--sage); font-family: var(--mono); font-size: 13px; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 18px; }
.btn { display: inline-block; padding: 12px 20px; border-radius: var(--radius); background: var(--sage); color: #0b1a2b; font-weight: 600; text-decoration: none; border: 0; cursor: pointer; font: inherit; }
.btn.ghost { background: transparent; color: inherit; border: 1px solid currentColor; }
.hero .btn { margin: 0 10px 10px 0; }
section.band { padding: 64px 0; }
section.band.alt { background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
h2 { font-size: clamp(24px, 3vw, 32px); margin: 0 0 12px; font-weight: 600; }
.sub { color: var(--muted); max-width: 65ch; margin: 0 0 32px; }
.grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.card h3 { margin: 0 0 6px; font-size: 18px; }
.card .host { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.loop { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; counter-reset: step; }
.loop div { border-left: 3px solid var(--sage); padding: 8px 12px; background: var(--paper); }
.loop div::before { counter-increment: step; content: "0" counter(step); display: block; font-family: var(--mono); font-size: 12px; color: var(--muted); }
form.stack { display: grid; gap: 14px; max-width: 640px; }
form.stack label { display: grid; gap: 6px; font-size: 14px; font-weight: 500; }
input, select, textarea { font: inherit; padding: 10px 12px; border: 1px solid var(--line); border-radius: 8px; background: var(--paper); color: var(--ink); width: 100%; }
.check { display: flex !important; grid-template-columns: none; gap: 10px; align-items: flex-start; font-weight: 400 !important; }
.check input { width: auto; margin-top: 4px; }
.note { font-size: 13px; color: var(--muted); }
.status { min-height: 1.5em; font-weight: 500; }
table.data { width: 100%; border-collapse: collapse; font-size: 14px; }
table.data th, table.data td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); }
table.data th { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); font-weight: 600; }
.table-scroll { overflow-x: auto; }
.pill { display: inline-block; font-size: 12px; padding: 2px 8px; border-radius: 999px; border: 1px solid var(--line); font-family: var(--mono); }
.pill.sim { border-color: var(--sage); color: var(--sage-ink); }
.pill.warn { border-color: var(--warn); color: var(--warn); }
footer.foot { padding: 40px 0; color: var(--muted); font-size: 14px; border-top: 1px solid var(--line); }
footer.foot .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
code, pre { font-family: var(--mono); font-size: 13px; }
pre { background: var(--abyss); color: #e6edf3; padding: 16px; border-radius: var(--radius); overflow-x: auto; }
.kill { background: var(--warn); color: #fff; font-weight: 700; letter-spacing: .06em; padding: 14px 22px; border-radius: var(--radius); border: 0; cursor: pointer; font: inherit; }
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; }
.kpi { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; }
.kpi b { display: block; font-family: var(--mono); font-size: 22px; font-variant-numeric: tabular-nums; }
.kpi span { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .06em; }
svg.chart { width: 100%; height: auto; display: block; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); }
.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: end; }
.row label { display: grid; gap: 4px; font-size: 13px; }
.row select, .row input { width: auto; min-width: 140px; }
.mt { margin-top: 28px; }
.mark-sub { color: #cfd6de; font-weight: 500; letter-spacing: 0; }
.chart .price { stroke: var(--ink); fill: none; stroke-width: 2; }
.chart .p50 { stroke: var(--muted); fill: none; stroke-width: 1.5; stroke-dasharray: 5 4; }
.chart .sell { fill: var(--sage); }
.chart .buy { fill: var(--warn); }
.chart .axis { stroke: var(--line); stroke-width: 1; }
.chart text { fill: var(--muted); font-family: var(--mono); font-size: 11px; }
.legend { display: flex; gap: 16px; flex-wrap: wrap; font-size: 13px; color: var(--muted); margin: 8px 0 0; }
.legend i { display: inline-block; width: 14px; height: 3px; vertical-align: middle; margin-right: 6px; background: var(--ink); }
.legend i.p50 { background: var(--muted); }
.legend i.sell { background: var(--sage); height: 10px; }
.legend i.buy { background: var(--warn); height: 10px; }
.err { color: var(--warn); }
/* Workspace */
fieldset { border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; display: grid; gap: 12px; margin: 0; }
legend { font-weight: 600; padding: 0 6px; }
.steps { display: flex; gap: 8px; list-style: none; padding: 0; margin: 0 0 16px; flex-wrap: wrap; counter-reset: s; }
.steps li { counter-increment: s; padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px; font-size: 13px; color: var(--muted); }
.steps li::before { content: counter(s) ". "; font-family: var(--mono); }
.steps li.on { border-color: var(--sage); color: var(--ink); background: var(--paper); }
.review { display: grid; grid-template-columns: max-content 1fr; gap: 6px 16px; margin: 0; }
.review dt { color: var(--muted); text-transform: capitalize; }
.review dd { margin: 0; font-family: var(--mono); overflow-wrap: anywhere; }
.org-switch { width: auto; padding: 4px 8px; background: transparent; color: #cfd6de; border-color: #33475e; }
.chart circle.buy { fill: var(--warn); }