/* ============================================================
   NDAD — Novel Digital Assets Dashboard
   Committed dark "terminal" look. Palette validated (dataviz):
   teal #17A67E · violet #8B6FE8 · amber #C98500 · rose #D9536F
   on surface #0E1B18.
   ============================================================ */

:root {
  --bg: #0B1512;
  --surface: #0E1B18;
  --surface-2: #122420;
  --surface-3: #16302A;
  --line: #1E3730;
  --line-strong: #2A4A40;

  --ink: #E9F5EF;
  --ink-2: #9DB8AE;
  --ink-3: #6E877D;

  --pos: #17A67E;      /* earning / positive funding / up-candles */
  --neg: #D9536F;      /* paying / negative funding / down-candles */
  --violet: #8B6FE8;   /* secondary series (stock price overlay) */
  --amber: #C98500;    /* caution */
  --accent: #4FE3C1;   /* interactive only: links, focus, selection */

  --pos-dim: rgba(23, 166, 126, 0.14);
  --neg-dim: rgba(217, 83, 111, 0.14);

  --font-display: "Archivo", system-ui, sans-serif;
  --font-body: "Archivo", system-ui, sans-serif;
  --font-mono: "Spline Sans Mono", ui-monospace, "Cascadia Mono", monospace;

  --radius: 10px;
  --pad: clamp(16px, 3vw, 28px);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  overflow-x: clip;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

.wrap { max-width: 1180px; margin: 0 auto; padding: 0 var(--pad); }

/* ---------- header ---------- */
.site-head {
  display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: baseline;
  padding: 22px 0 0;
}
.site-head .brand {
  display: inline-flex; flex-direction: column; gap: 1px;
  align-self: center;
}
.brand-row { display: inline-flex; align-items: center; gap: 3px; }
.brand-logo { flex-shrink: 0; display: block; }
.brand-name {
  font-family: var(--font-display);
  font-weight: 900; font-stretch: 125%;
  font-size: 18px; line-height: 1; letter-spacing: 0.04em;
}
.brand-sub {
  font-family: var(--font-mono); font-size: 10px;
  font-weight: 400; letter-spacing: 0.03em;
  color: var(--ink-2); white-space: nowrap;
}
.nav-link {
  font-family: var(--font-mono); font-size: 12px; color: var(--ink-2);
  text-decoration: none; border-bottom: 1px dashed var(--line-strong);
}
.nav-link:hover { color: var(--accent); border-color: var(--accent); }
/* 3-item primary nav: treasury (page 1) + these two market pages. */
.site-head .site-nav { display: inline-flex; gap: 14px; align-items: baseline; flex-wrap: wrap; }
.site-head .nav-link.is-current { color: var(--ink); border-bottom-style: solid; border-color: var(--accent); }
.badge {
  font-family: var(--font-mono); font-size: 11.5px; color: var(--ink-2);
  border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px;
  display: inline-flex; align-items: center; gap: 7px;
}
.badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ink-3); }
.badge.live .dot { background: var(--pos); animation: pulse 2.2s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.35; } }

/* ---------- hero ---------- */
.hero { padding: 40px 0 8px; }
.hero h1 {
  font-family: var(--font-display);
  font-weight: 900; font-stretch: 125%;
  font-size: clamp(30px, 5.4vw, 56px);
  line-height: 1.04; letter-spacing: -0.005em; text-transform: uppercase;
  margin: 0 0 14px; max-width: 900px;
}
.hero h1 .accent { color: var(--pos); }
.hero .lede { max-width: 640px; color: var(--ink-2); font-size: 16.5px; margin: 0 0 30px; }
.hero .lede strong { color: var(--ink); font-weight: 600; }

/* the signature: live harvest board */
.board {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  overflow: hidden;
}
.board-head {
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
  padding: 10px 16px; border-bottom: 1px solid var(--line);
  font-family: var(--font-mono); font-size: 11.5px; color: var(--ink-2);
  text-transform: uppercase; letter-spacing: 0.08em;
}
.board-rows { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }
.board-row {
  display: flex; flex-direction: column; align-items: stretch; gap: 5px;
  padding: 12px 16px; border-bottom: 1px solid var(--line); border-right: 1px solid var(--line);
  cursor: pointer; background: none; color: inherit; border-top: 0; border-left: 0;
  font: inherit; text-align: left;
}
.board-row:hover { background: var(--surface-3); }
.board-row .board-top {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  min-width: 0;
}
/* label may shrink and wrap its tags; the rate never shrinks or bleeds */
.board-top > span:first-child { min-width: 0; }
.board-row .board-stats {
  font-family: var(--font-mono); font-size: 10.5px; color: var(--ink-3);
  font-variant-numeric: tabular-nums;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.board-row .sym { font-weight: 700; font-size: 14px; }
.board-row .nm { color: var(--ink-3); font-size: 12px; display: block; }
.board-row .apr {
  font-family: var(--font-mono); font-size: 19px; font-weight: 600;
  font-variant-numeric: tabular-nums;
  flex-shrink: 0; white-space: nowrap;
}
.apr.pos { color: var(--pos); }
.apr.neg { color: var(--neg); }
.board-note { padding: 9px 16px; color: var(--ink-3); font-size: 12.5px; }

/* ---------- sections ---------- */
section { padding: 46px 0 8px; }
.eyebrow {
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--pos); margin: 0 0 8px;
}
section > .wrap > h2, h2.sec {
  font-family: var(--font-display); font-weight: 900; font-stretch: 118%;
  font-size: clamp(21px, 3vw, 30px); line-height: 1.15; text-transform: uppercase;
  margin: 0 0 10px;
}
.sec-note { color: var(--ink-2); max-width: 640px; margin: 0 0 22px; }

/* how it works cards */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }
.step {
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--surface); padding: 18px;
}
.step .k {
  font-family: var(--font-mono); font-size: 11.5px; color: var(--ink-3);
  text-transform: uppercase; letter-spacing: 0.1em; display: block; margin-bottom: 8px;
}
.step h3 { margin: 0 0 6px; font-size: 15.5px; }
.step p { margin: 0; color: var(--ink-2); font-size: 13.5px; }
.step .pos { color: var(--pos); font-weight: 600; }
.step .neg { color: var(--neg); font-weight: 600; }

/* ---------- controls ---------- */
select, input[type="number"], input[type="text"], input[type="datetime-local"] {
  background: var(--surface-2); color: var(--ink);
  border: 1px solid var(--line-strong); border-radius: 7px;
  font-family: var(--font-mono); font-size: 13px; padding: 7px 10px;
}
select:hover, input:hover { border-color: var(--accent); }
label.ctl { display: flex; flex-direction: column; gap: 5px; font-size: 12px; color: var(--ink-2); }
.ctl-row { display: flex; flex-wrap: wrap; gap: 12px 16px; align-items: end; margin-bottom: 18px; }

button.chip {
  background: var(--surface-2); color: var(--ink-2); border: 1px solid var(--line-strong);
  border-radius: 999px; padding: 6px 14px; font: 600 12.5px var(--font-body); cursor: pointer;
}
button.chip:hover { color: var(--ink); border-color: var(--accent); }
button.chip[aria-pressed="true"] { background: var(--pos-dim); color: var(--accent); border-color: var(--pos); }
button.chip[disabled] { opacity: 0.4; cursor: default; }

/* screener filter bar (market page) — layout helpers only, no new colours */
.ctl-label {
  font-family: var(--font-mono); font-size: 10.5px; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--ink-3); align-self: center; margin-right: 2px;
}
.ctl-inline { display: flex; align-items: center; gap: 6px; }
.ctl-inline select { padding: 7px 6px; }
.ctl-inline input[type="number"], .ctl-inline input[type="text"] { width: 82px; }
.ctl-inline .unit { font-family: var(--font-mono); font-size: 12px; color: var(--ink-3); }
/* an active numeric filter reads as "on" the same way a pressed chip does */
.ctl-inline input.on, .ctl-inline select.on { border-color: var(--pos); color: var(--accent); }

/* watchlist picker (history page summary) */
.watch-picker { position: relative; }
#watch-menu {
  position: absolute; z-index: 10; top: calc(100% + 4px); left: 0; min-width: 260px;
  max-height: 300px; overflow-y: auto;
  background: var(--surface-2); border: 1px solid var(--line-strong); border-radius: 7px;
}
#watch-menu button {
  display: block; width: 100%; text-align: left; padding: 7px 12px;
  background: none; border: 0; color: var(--ink-2); font: 13px var(--font-body); cursor: pointer;
}
#watch-menu button:hover { background: var(--surface-3); color: var(--ink); }
#watch-menu .nm { color: var(--ink-3); font-size: 11.5px; margin-left: 7px; }
#watch-chips { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }

/* ---------- about card (asset profile) ---------- */
.about-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px 18px; margin-bottom: 18px;
}
.about-card p { margin: 0 0 10px; color: var(--ink-2); font-size: 13.5px; line-height: 1.55; }
.about-facts { display: flex; flex-wrap: wrap; gap: 6px 22px; }
.about-facts .fact { font-family: var(--font-mono); font-size: 12.5px; color: var(--ink); }
.about-facts .k {
  font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.07em;
  color: var(--ink-3); margin-right: 7px;
}

/* ---------- tables ---------- */
.tbl-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
table { border-collapse: collapse; width: 100%; font-size: 13px; }
th, td { padding: 8px 12px; text-align: right; white-space: nowrap; }
th:first-child, td:first-child { text-align: left; }
th.left, td.left { text-align: left; }
thead th {
  font-family: var(--font-mono); font-size: 10.5px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.07em; color: var(--ink-3);
  border-bottom: 1px solid var(--line-strong); position: sticky; top: 0; background: var(--surface);
}
tbody td { border-bottom: 1px solid var(--line); font-variant-numeric: tabular-nums; font-family: var(--font-mono); font-size: 12.5px; }
tbody td.txt { font-family: var(--font-body); font-size: 13.5px; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr.pick { cursor: pointer; }
tbody tr.pick:hover td { background: var(--surface-3); }
tbody tr[aria-selected="true"] td { background: var(--pos-dim); }
td .nm { color: var(--ink-3); font-size: 11.5px; margin-left: 7px; }
.tag, .tag-crypto, .tag-dex, .tag-settle, .tag-ex {
  font-family: var(--font-mono); font-size: 9.5px; text-transform: uppercase; letter-spacing: 0.07em;
  border: 1px solid currentColor; border-radius: 999px;
  padding: 1px 6px; margin-left: 7px; vertical-align: 1px;
}
.tag-crypto { color: var(--violet, #8B6FE8); }
.tag-commodity { color: #D9A441; }
.tag-other { color: var(--ink-3); }
.tag-dex { color: var(--ink-3); border-style: dashed; text-transform: none; }
/* settlement currency — only rendered where it disambiguates (Deribit lists
   both an inverse BTC-PERPETUAL and a linear BTC_USDC-PERPETUAL) */
.tag-settle { color: var(--ink-3); }
.tag-ex { color: var(--accent); border-style: dashed; text-transform: none; }
.num-pos { color: var(--pos); }
.num-neg { color: var(--neg); }
.muted { color: var(--ink-3); }
#sum-wrap summary {
  cursor: pointer; font: 600 11px var(--font-mono); text-transform: uppercase;
  letter-spacing: 0.07em; color: var(--ink-3); margin: 6px 0;
}
#sum-wrap summary:hover { color: var(--ink); }
#sum-tbl td { padding: 5px 12px; }
th.sortable { cursor: pointer; }
th.sortable:hover { color: var(--ink); }
th .arr { font-size: 9px; }

/* options chain */
.itm { background: rgba(139, 111, 232, 0.08); }
tr.atm-row td { border-top: 1.5px solid var(--violet); }
.chain-side { color: var(--ink-3); font-size: 11px; }

/* ---------- ticker detail ---------- */
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; margin-bottom: 14px; }
.tile {
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface);
  padding: 13px 15px;
}
.tile .lbl { font-family: var(--font-mono); font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-3); display: block; margin-bottom: 6px; }
.tile .val { font-family: var(--font-mono); font-size: 21px; font-weight: 600; font-variant-numeric: tabular-nums; line-height: 1.1; }
.tile .sub { font-family: var(--font-mono); font-size: 11.5px; color: var(--ink-2); display: block; margin-top: 4px; }

.chart-card { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); padding: 14px 14px 8px; margin-bottom: 14px; }
.chart-card h3 { margin: 0 0 2px; font-size: 14.5px; }
.chart-card .sub { color: var(--ink-3); font-size: 12.5px; margin: 0 0 10px; }
.chart-box { width: 100%; height: 300px; }
.chart-box.tall { height: 360px; }
.chart-legend { display: flex; gap: 16px; flex-wrap: wrap; padding: 8px 2px 4px; font-size: 12px; color: var(--ink-2); }
.chart-legend .sw { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 6px; vertical-align: -1px; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 900px) { .two-col { grid-template-columns: 1fr; } }
/* let chart canvases shrink with the grid instead of forcing overflow */
.two-col > *, .calc-grid > *, .chart-card { min-width: 0; }
.chart-box { overflow: hidden; }

/* ---------- strategy ---------- */
.calc-grid { display: grid; grid-template-columns: 320px 1fr; gap: 16px; align-items: start; }
@media (max-width: 900px) { .calc-grid { grid-template-columns: 1fr; } }
.panel { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); padding: 18px; }
.panel h3 { margin: 0 0 12px; font-size: 15px; }

.variant-pick { display: grid; gap: 8px; margin-bottom: 14px; }
.variant-pick .chip { text-align: left; border-radius: 8px; padding: 10px 12px; }
.variant-pick .chip small { display: block; font-weight: 400; color: var(--ink-3); margin-top: 2px; }
.variant-pick .chip[aria-pressed="true"] small { color: var(--ink-2); }

.yield-hero { border: 1px solid var(--line-strong); border-radius: var(--radius); background: linear-gradient(180deg, var(--surface-2), var(--surface)); padding: 18px; margin-bottom: 14px; }
.yield-hero .big { font-family: var(--font-mono); font-size: clamp(30px, 4.5vw, 44px); font-weight: 600; font-variant-numeric: tabular-nums; line-height: 1; }
.yield-hero .frac { font-family: var(--font-mono); font-size: 12.5px; color: var(--ink-2); margin-top: 10px; }
.yield-hero .frac b { color: var(--ink); font-weight: 600; }

.ledger { width: 100%; font-size: 13px; }
.ledger td { padding: 6px 0; border: 0; }
.ledger td:last-child { text-align: right; font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.ledger tr.total td { border-top: 1px solid var(--line-strong); padding-top: 9px; font-weight: 600; }
.ledger .indent { padding-left: 14px; color: var(--ink-2); }

/* risk / reward */
.rr { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 14px; }
@media (max-width: 800px) { .rr { grid-template-columns: 1fr; } }
.rr .panel.reward { border-left: 3px solid var(--pos); }
.rr .panel.risk { border-left: 3px solid var(--neg); }
.rr h3 { display: flex; align-items: center; gap: 8px; }
.rr ul { margin: 0; padding-left: 18px; color: var(--ink-2); font-size: 13.5px; }
.rr li { margin-bottom: 9px; }
.rr li b { color: var(--ink); }
.rr .max {
  margin-top: 12px; padding: 10px 12px; border-radius: 8px; font-size: 13.5px;
}
.rr .reward .max { background: var(--pos-dim); }
.rr .risk .max { background: var(--neg-dim); }

/* ---------- states & footer ---------- */
.loading { color: var(--ink-3); font-family: var(--font-mono); font-size: 12.5px; padding: 14px 0; }
.spin { display: inline-block; width: 11px; height: 11px; border: 2px solid var(--line-strong); border-top-color: var(--accent); border-radius: 50%; animation: rot 0.8s linear infinite; vertical-align: -1px; margin-right: 7px; }
@keyframes rot { to { transform: rotate(360deg); } }
.err { color: var(--neg); font-size: 13px; }

.foot { margin-top: 60px; border-top: 1px solid var(--line); padding: 26px 0 40px; color: var(--ink-3); font-size: 12.5px; }
.foot .wrap { display: grid; gap: 14px; max-width: 760px; margin-left: auto; margin-right: auto; }
.foot h4 { margin: 0 0 4px; color: var(--ink-2); font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.08em; font-family: var(--font-mono); }
.foot p { margin: 0 0 8px; }

::selection { background: var(--pos); color: #06110D; }