/* CLEAVE — paper & ink. Light by default, dark when the system asks. */
@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  --bg: #F6F3EC;
  --bg-2: #EFEBE1;
  --card: #FFFFFF;
  --card-2: #FBF9F4;
  --ink: #121417;
  --ink-2: #4A4F57;
  --ink-3: #8A9099;
  --line: rgba(18, 20, 23, .10);
  --line-2: rgba(18, 20, 23, .18);
  --acc: #2946F5;
  --acc-ink: #FFFFFF;
  --acc-soft: rgba(41, 70, 245, .10);
  --div: #D97A0B;
  --div-soft: rgba(217, 122, 11, .12);
  --ok: #178A5B;
  --ok-soft: rgba(23, 138, 91, .12);
  --warn: #B8860B;
  --bad: #C2372B;
  --bad-soft: rgba(194, 55, 43, .10);
  --serif: "Instrument Serif", Georgia, "Times New Roman", serif;
  --sans: "Inter", -apple-system, system-ui, Segoe UI, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --r: 14px;
  --r-sm: 9px;
  --shadow: 0 1px 2px rgba(18,20,23,.04), 0 8px 24px rgba(18,20,23,.06);
  --max: 1120px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0F1114; --bg-2: #15181C; --card: #1A1D22; --card-2: #1F2329;
    --ink: #F1EFE9; --ink-2: #B4B8BF; --ink-3: #737981;
    --line: rgba(241,239,233,.09); --line-2: rgba(241,239,233,.16);
    --acc: #7C8FFF; --acc-ink: #0B1030; --acc-soft: rgba(124,143,255,.14);
    --div: #F2A247; --div-soft: rgba(242,162,71,.14);
    --ok: #3FCB8E; --ok-soft: rgba(63,203,142,.14);
    --bad: #F0705F; --bad-soft: rgba(240,112,95,.14);
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 10px 30px rgba(0,0,0,.35);
  }
}
:root[data-theme="dark"] {
  --bg: #0F1114; --bg-2: #15181C; --card: #1A1D22; --card-2: #1F2329;
  --ink: #F1EFE9; --ink-2: #B4B8BF; --ink-3: #737981;
  --line: rgba(241,239,233,.09); --line-2: rgba(241,239,233,.16);
  --acc: #7C8FFF; --acc-ink: #0B1030; --acc-soft: rgba(124,143,255,.14);
  --div: #F2A247; --div-soft: rgba(242,162,71,.14);
  --ok: #3FCB8E; --ok-soft: rgba(63,203,142,.14);
  --bad: #F0705F; --bad-soft: rgba(240,112,95,.14);
  --shadow: 0 1px 2px rgba(0,0,0,.3), 0 10px 30px rgba(0,0,0,.35);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 15px/1.55 var(--sans); -webkit-font-smoothing: antialiased;
  background-image: radial-gradient(circle at 1px 1px, var(--line) 1px, transparent 0);
  background-size: 28px 28px;
}
a { color: inherit; text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
h1, h2, h3, h4 { margin: 0; font-weight: 600; letter-spacing: -.01em; }
h1 { font-family: var(--serif); font-weight: 400; font-size: clamp(38px, 6vw, 68px); line-height: 1.02; letter-spacing: -.02em; }
h2 { font-family: var(--serif); font-weight: 400; font-size: clamp(28px, 3.6vw, 40px); line-height: 1.08; }
h3 { font-size: 17px; }
p { margin: 0 0 12px; }
.muted { color: var(--ink-2); }
.dim { color: var(--ink-3); }
.mono { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.serif { font-family: var(--serif); font-weight: 400; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.small { font-size: 12.5px; }
.tiny { font-size: 11.5px; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-3); font-weight: 600; }
code, pre { font-family: var(--mono); font-size: 12.5px; }
pre { background: var(--card-2); border: 1px solid var(--line); border-radius: var(--r-sm); padding: 14px 16px; overflow: auto; line-height: 1.6; }
code.inline { background: var(--acc-soft); padding: 1px 6px; border-radius: 5px; }
hr { border: 0; border-top: 1px solid var(--line); margin: 28px 0; }

/* nav */
.nav { position: sticky; top: 0; z-index: 20; backdrop-filter: blur(10px); background: color-mix(in srgb, var(--bg) 82%, transparent); border-bottom: 1px solid var(--line); }
.nav .wrap { display: flex; align-items: center; gap: 22px; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--serif); font-size: 24px; letter-spacing: .01em; }
.brand .mark { width: 28px; height: 28px; display: inline-block; flex: none; }
.brand .wordmark { height: 15px; width: auto; display: block; }
.nav-links { display: flex; gap: 18px; font-size: 13.5px; color: var(--ink-2); }
.nav-links a.active { color: var(--ink); font-weight: 600; }
.nav .spacer { flex: 1; }
.nav-links a:hover { text-decoration: none; color: var(--ink); }
.menu-btn { display: none; padding: 8px 12px; }
@media (max-width: 760px) {
  .menu-btn { display: inline-flex; }
  .nav .wrap { gap: 8px; padding: 0 14px; }
  .nav .btn { padding: 8px 12px; font-size: 13px; }
  .brand { gap: 8px; }
  .brand .mark { width: 24px; height: 24px; }
  .brand .wordmark { height: 12px; }
  .nav-links { display: none; position: absolute; top: 60px; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--bg); border-bottom: 1px solid var(--line); padding: 6px 20px 12px; box-shadow: var(--shadow); }
  .nav-links a { padding: 12px 0; font-size: 15px; border-bottom: 1px solid var(--line); }
  .nav-links a:last-child { border-bottom: 0; }
  .nav.open .nav-links { display: flex; }
}

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border: 1px solid var(--line-2); background: var(--card); color: var(--ink); padding: 10px 16px; border-radius: 999px; font: 600 13.5px var(--sans); cursor: pointer; transition: transform .08s ease, background .15s ease; }
.btn:hover { text-decoration: none; background: var(--card-2); }
.btn:active { transform: translateY(1px); }
.btn.primary { background: var(--acc); color: var(--acc-ink); border-color: transparent; }
.btn.primary:hover { filter: brightness(1.06); background: var(--acc); }
.btn.big { padding: 14px 22px; font-size: 15px; }
.btn.full { width: 100%; border-radius: var(--r-sm); }
.btn[disabled] { opacity: .5; cursor: not-allowed; }
.btn.ghost { background: transparent; }

/* chips */
.chip { display: inline-flex; align-items: center; gap: 6px; padding: 3px 9px; border-radius: 999px; font: 600 11px var(--mono); letter-spacing: .04em; text-transform: uppercase; border: 1px solid var(--line); background: var(--card); }
.chip.ok { color: var(--ok); background: var(--ok-soft); border-color: transparent; }
.chip.warn { color: var(--warn); background: var(--div-soft); border-color: transparent; }
.chip.bad { color: var(--bad); background: var(--bad-soft); border-color: transparent; }
.chip.acc { color: var(--acc); background: var(--acc-soft); border-color: transparent; }
.chip.div { color: var(--div); background: var(--div-soft); border-color: transparent; }
.dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; display: inline-block; }
.pulse { animation: pulse 1.8s ease-in-out infinite; }
@keyframes pulse { 0%,100% { opacity: 1 } 50% { opacity: .35 } }

/* layout blocks */
.section { padding: 64px 0; }
.section.tight { padding: 40px 0; }
.eyebrow { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.eyebrow .n { font: 600 12px var(--mono); color: var(--acc); }
.lead { font-size: 18px; color: var(--ink-2); max-width: 640px; }
.grid { display: grid; gap: 16px; }
.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .g3, .g4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .g2, .g3, .g4 { grid-template-columns: 1fr; } }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 20px; box-shadow: var(--shadow); }
.card.flat { box-shadow: none; background: var(--card-2); }
.card h3 { margin-bottom: 6px; }
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat .v { font: 500 30px/1 var(--mono); letter-spacing: -.02em; }
.stat .l { font-size: 12.5px; color: var(--ink-3); }

/* hero */
.hero { padding: 72px 0 40px; }
.hero .grid { grid-template-columns: 1.15fr 1fr; align-items: center; gap: 40px; }
@media (max-width: 900px) { .hero .grid { grid-template-columns: 1fr; } }
.hero h1 em { font-style: italic; color: var(--acc); }
.hero .cta { display: flex; gap: 10px; margin-top: 26px; flex-wrap: wrap; }
.strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 28px; }
@media (max-width: 760px) { .strip { grid-template-columns: repeat(2, 1fr); } }

/* the split widget */
.splitter { background: var(--card); border: 1px solid var(--line); border-radius: 18px; box-shadow: var(--shadow); overflow: hidden; }
.splitter .head { display: flex; justify-content: space-between; align-items: center; padding: 12px 16px; border-bottom: 1px solid var(--line); font-size: 12.5px; color: var(--ink-3); }
.splitter .body { padding: 16px; display: grid; gap: 10px; }
.box { background: var(--card-2); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; }
.box .row { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.box .lbl { font-size: 12px; color: var(--ink-3); margin-bottom: 6px; display: flex; justify-content: space-between; }
.box input { width: 100%; border: 0; background: transparent; color: var(--ink); font: 500 28px var(--mono); outline: none; min-width: 0; }
.box input::placeholder { color: var(--ink-3); }
.asset { display: inline-flex; align-items: center; gap: 8px; padding: 6px 10px; border-radius: 999px; background: var(--card); border: 1px solid var(--line); font: 600 13px var(--mono); white-space: nowrap; }
.asset .ic { width: 22px; height: 22px; border-radius: 50%; display: inline-grid; place-items: center; font: 700 10px var(--sans); color: #fff; background: var(--ink); }
.asset .ic.s { background: var(--acc); color: var(--acc-ink); }
.asset .ic.d { background: var(--div); }
.cut { display: flex; align-items: center; gap: 10px; color: var(--ink-3); font: 600 11px var(--mono); letter-spacing: .1em; text-transform: uppercase; }
.cut::before, .cut::after { content: ""; flex: 1; border-top: 1px dashed var(--line-2); }
.leg { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; align-items: center; }
.leg .t { font-weight: 600; font-size: 14px; }
.leg .s { font-size: 12.5px; color: var(--ink-3); }
.leg .amt { text-align: right; font: 500 20px var(--mono); }
.leg .amt small { display: block; font: 12px var(--mono); color: var(--ink-3); }

/* series table */
.series { display: grid; gap: 10px; }
.srow { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr auto; gap: 14px; align-items: center; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; transition: border-color .15s ease; }
.srow:hover { border-color: var(--line-2); text-decoration: none; }
@media (max-width: 760px) { .srow { grid-template-columns: 1fr 1fr; } .srow .hide-m { display: none; } }
.srow .sym { font: 600 18px var(--mono); }
.srow .sub { font-size: 12px; color: var(--ink-3); }
.srow .kv { display: flex; flex-direction: column; }
.srow .kv b { font: 500 15px var(--mono); }
.srow .kv span { font-size: 11.5px; color: var(--ink-3); }

/* two instruments */
.bar { display: flex; height: 14px; border-radius: 999px; overflow: hidden; border: 1px solid var(--line); }
.bar .a { background: var(--acc); }
.bar .b { background: var(--div); }
.legend { display: flex; justify-content: space-between; font: 12px var(--mono); color: var(--ink-3); margin-top: 6px; }
.inst { border-top: 3px solid var(--acc); }
.inst.d { border-top-color: var(--div); }
.kvs { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; font-size: 13px; margin-top: 12px; }
.kvs dt { color: var(--ink-3); }
.kvs dd { margin: 0; font-family: var(--mono); }

/* steps */
.step { position: relative; padding-top: 6px; }
.step .num { font: 500 44px var(--serif); color: var(--acc); line-height: 1; margin-bottom: 8px; }

/* timeline */
.tl { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
@media (max-width: 900px) { .tl { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .tl { grid-template-columns: 1fr; } }
.tl .card .yr { font: 600 11px var(--mono); color: var(--acc); letter-spacing: .06em; margin-bottom: 8px; }
.tl .card.now { border-color: var(--acc); }

/* compare table */
.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.tbl th, .tbl td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
.tbl th { font: 600 11px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-3); }
.tbl td.mono { font-size: 13px; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl .y { color: var(--ok); font-weight: 600; }
.tbl .n { color: var(--ink-3); }

/* token */
.addr { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font: 500 12.5px var(--mono); background: var(--card-2); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; word-break: break-all; }
.addr button { border: 0; background: var(--acc-soft); color: var(--acc); border-radius: 6px; padding: 4px 8px; font: 600 11px var(--sans); cursor: pointer; }

/* footer */
footer { border-top: 1px solid var(--line); padding: 34px 0 44px; color: var(--ink-3); font-size: 12.5px; }
footer .row { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
footer .links { display: flex; gap: 16px; }

/* app terminal */
.term { display: grid; grid-template-columns: 1.15fr .85fr; gap: 18px; align-items: start; }
@media (max-width: 960px) { .term { grid-template-columns: 1fr; } }
.tabs { display: flex; gap: 4px; background: var(--card-2); border: 1px solid var(--line); border-radius: 999px; padding: 4px; width: max-content; max-width: 100%; overflow: auto; }
.tabs button { border: 0; background: transparent; color: var(--ink-2); padding: 7px 14px; border-radius: 999px; font: 600 13px var(--sans); cursor: pointer; white-space: nowrap; }
.tabs button.on { background: var(--card); color: var(--ink); box-shadow: var(--shadow); }
.panel { display: none; }
.panel.on { display: block; }
.sel { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
select { appearance: none; border: 1px solid var(--line-2); background: var(--card); color: var(--ink); border-radius: 10px; padding: 9px 36px 9px 12px; font: 600 14px var(--mono); background-image: linear-gradient(45deg, transparent 50%, var(--ink-3) 50%), linear-gradient(135deg, var(--ink-3) 50%, transparent 50%); background-position: calc(100% - 18px) 55%, calc(100% - 13px) 55%; background-size: 5px 5px; background-repeat: no-repeat; }
.pos { display: grid; grid-template-columns: 1fr auto auto; gap: 8px 14px; align-items: center; font-size: 13.5px; }
.pos .h { font: 600 11px var(--mono); letter-spacing: .06em; text-transform: uppercase; color: var(--ink-3); }
.pos .v { font-family: var(--mono); text-align: right; }
.log { display: grid; gap: 8px; font-size: 13px; }
.log .e { display: grid; grid-template-columns: auto 1fr auto; gap: 10px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--card-2); }
.toast { position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%); background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 999px; font-size: 13px; box-shadow: var(--shadow); z-index: 50; opacity: 0; pointer-events: none; transition: opacity .2s; max-width: 90vw; }
.toast.on { opacity: 1; }
.notice { border-left: 3px solid var(--div); background: var(--div-soft); padding: 10px 14px; border-radius: 8px; font-size: 13px; }
.notice.acc { border-color: var(--acc); background: var(--acc-soft); }
.notice.bad { border-color: var(--bad); background: var(--bad-soft); }
.spark { width: 100%; height: 90px; display: block; }

/* docs */
.doc { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 40px; }
@media (max-width: 860px) { .doc { grid-template-columns: 1fr; } .doc .toc { display: none; } }
.toc { position: sticky; top: 80px; align-self: start; display: grid; gap: 6px; font-size: 13px; color: var(--ink-2); }
.toc a { padding: 4px 0; }
.toc a b { font: 600 11px var(--mono); color: var(--acc); margin-right: 8px; }
.doc article { max-width: 720px; }
.doc article h2 { margin: 48px 0 12px; scroll-margin-top: 80px; }
.doc article h2:first-child { margin-top: 0; }
.doc article p, .doc article li { font-size: 15px; color: var(--ink-2); }
.doc article li { margin-bottom: 6px; }
.doc article strong { color: var(--ink); }
.doc article table { margin: 12px 0 18px; }

/* trade */
.tlist { display: grid; gap: 10px; }
.trow { display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: center; width: 100%; text-align: left; background: var(--card); color: var(--ink); border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px; font: inherit; cursor: pointer; }
div.trow { cursor: default; }
.trow:hover { border-color: var(--line-2); }
.trow.on { border-color: var(--acc); box-shadow: 0 0 0 1px var(--acc) inset; }
.trow.pinned { background: linear-gradient(0deg, var(--acc-soft), var(--acc-soft)), var(--card); }
.trow.off { cursor: default; }
.trow .sym { font: 600 16px var(--mono); display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.trow .sub { font-size: 12px; color: var(--ink-3); }
.trow .sub a { text-decoration: underline; }
@media (max-width: 600px) { .trow { grid-template-columns: auto 1fr; } .trow > :last-child { grid-column: 1 / -1; justify-self: start; } }
@media (max-width: 960px) { #sw { position: static !important; } }