/* ==========================================================
   KSO CAPITAL LLC — "Private Ledger" design system
   Deep ink navy · burnished gold · hairline rules
   ========================================================== */

:root {
  --ink: #06090f;
  --ink-2: #0a0f1a;
  --paper: #0f1726;
  --paper-2: #131e33;
  --hairline: #22314f;
  --hairline-soft: #1a2540;
  --text: #edf1f7;
  --muted: #95a3ba;
  --dim: #5f6d88;
  --gold: #e4b54c;
  --gold-deep: #b98f2e;
  --ice: #58c6e6;
  --up: #3fd68c;
  --on-gold: #120e04;
  --serif: "Fraunces", Georgia, serif;
  --sans: "Inter", "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", "Consolas", monospace;
  --wrap: 1180px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  background: var(--ink);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--gold); color: var(--on-gold); }

a { color: var(--gold); text-decoration: none; }
a:hover { color: var(--ice); }

h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.12; letter-spacing: -0.01em; }
h4 { font-family: var(--sans); font-weight: 600; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 32px; }
.mono { font-family: var(--mono); font-size: 11.5px; letter-spacing: .22em; text-transform: uppercase; }
em.gold { font-style: italic; color: var(--gold); }
em.ice { font-style: italic; color: var(--ice); }

/* ---------- Ambient backdrop ---------- */
.backdrop {
  position: fixed; inset: 0; z-index: -2;
  background:
    radial-gradient(900px 480px at 90% -5%, #101a2e 0%, var(--ink) 60%),
    radial-gradient(700px 420px at -8% 105%, #0d1424 0%, var(--ink) 55%),
    var(--ink);
}
.backdrop::after {
  content: "";
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(90deg, var(--ink-2) 0 1px, transparent 1px 110px);
  mask-image: linear-gradient(to bottom, black 0%, transparent 55%);
  -webkit-mask-image: linear-gradient(to bottom, black 0%, transparent 55%);
}

/* ---------- Top market strip ---------- */
.market-strip {
  background: var(--ink-2);
  border-bottom: 1px solid var(--hairline-soft);
  overflow: hidden;
  padding: 9px 0;
}
.market-track {
  display: flex; width: max-content; gap: 56px;
  animation: slide 50s linear infinite;
}
.market-track:hover { animation-play-state: paused; }
.tick {
  display: flex; gap: 12px; align-items: baseline;
  font-family: var(--mono); font-size: 11px; letter-spacing: .08em;
  color: var(--dim); white-space: nowrap;
}
.tick b { color: var(--muted); font-weight: 500; }
.tick .up { color: var(--up); }
.tick .gold { color: var(--gold); }
@keyframes slide { to { transform: translateX(-50%); } }

/* ---------- Header ---------- */
.site-head {
  position: sticky; top: 0; z-index: 90;
  background: var(--ink);
  border-bottom: 1px solid var(--hairline-soft);
}
.head-in {
  display: flex; align-items: stretch; justify-content: space-between;
  height: 78px;
}
.wordmark {
  display: flex; align-items: center; gap: 14px;
  color: var(--text); border-right: 1px solid var(--hairline-soft);
  padding-right: 28px;
}
.wordmark:hover { color: var(--text); }
.sigil {
  width: 40px; height: 40px; flex-shrink: 0;
  display: grid; place-items: center;
  border: 1px solid var(--gold);
  color: var(--gold);
  font-family: var(--serif); font-weight: 700; font-size: 15px;
  letter-spacing: .02em;
}
.wordmark .wm-name { font-family: var(--serif); font-size: 19px; font-weight: 600; line-height: 1.1; }
.wordmark .wm-sub { font-family: var(--mono); font-size: 9.5px; letter-spacing: .3em; color: var(--dim); text-transform: uppercase; }

.nav { display: flex; align-items: stretch; }
.nav a {
  display: flex; align-items: center;
  padding: 0 20px;
  color: var(--muted); font-size: 13.5px; font-weight: 500;
  border-left: 1px solid var(--hairline-soft);
  transition: color .2s, background .2s;
}
.nav a:hover { color: var(--text); background: var(--paper); }
.nav a.active { color: var(--gold); box-shadow: inset 0 -2px 0 var(--gold); }
.nav a.nav-cta { color: var(--gold); }
.nav a.nav-cta:hover { background: var(--paper-2); }

.burger {
  display: none; align-self: center;
  width: 46px; height: 46px; cursor: pointer;
  background: none; border: 1px solid var(--hairline);
  flex-direction: column; justify-content: center; align-items: center; gap: 6px;
}
.burger i { display: block; width: 20px; height: 1.5px; background: var(--text); transition: transform .25s, opacity .25s; }
.burger.open i:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.burger.open i:nth-child(2) { opacity: 0; }
.burger.open i:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero { padding: 88px 0 0; }
.hero-eyebrow {
  display: flex; align-items: center; gap: 18px;
  color: var(--dim); margin-bottom: 34px;
}
.hero-eyebrow::before, .hero-eyebrow::after {
  content: ""; height: 1px; background: var(--hairline);
}
.hero-eyebrow::before { width: 70px; }
.hero-eyebrow::after { flex: 1; }
.hero-grid {
  display: grid; grid-template-columns: 1.5fr 1fr;
  gap: 70px; align-items: end;
}
.hero h1 { font-size: clamp(46px, 6.6vw, 92px); font-weight: 500; }
.hero h1 .thin { font-weight: 300; font-style: italic; color: var(--muted); }
.hero-sub {
  margin-top: 30px; max-width: 540px;
  color: var(--muted); font-size: 17px;
}
.hero-cta { display: flex; gap: 18px; margin-top: 40px; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: 12px;
  font-family: var(--mono); font-size: 12px; letter-spacing: .18em; text-transform: uppercase;
  padding: 17px 30px; cursor: pointer;
  transition: all .25s ease;
}
.btn-gold {
  background: var(--gold); color: var(--on-gold); border: 1px solid var(--gold);
}
.btn-gold:hover { background: var(--ice); border-color: var(--ice); color: var(--on-gold); transform: translateY(-2px); }
.btn-line {
  background: transparent; color: var(--text); border: 1px solid var(--hairline);
}
.btn-line:hover { border-color: var(--gold); color: var(--gold); transform: translateY(-2px); }
.btn svg { width: 14px; height: 14px; }

.ledger-card {
  border: 1px solid var(--hairline);
  background: var(--paper);
}
.ledger-card .lc-head {
  padding: 18px 26px;
  border-bottom: 1px solid var(--hairline);
  display: flex; justify-content: space-between;
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .2em;
  color: var(--dim); text-transform: uppercase;
}
.ledger-row {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 17px 26px;
  border-bottom: 1px solid var(--hairline-soft);
}
.ledger-row:last-child { border-bottom: none; }
.ledger-row .lr-k { color: var(--muted); font-size: 13.5px; }
.ledger-row .lr-v {
  font-family: var(--mono); font-size: 15px; color: var(--text);
}
.ledger-row .lr-v.gold { color: var(--gold); }
.ledger-row .lr-v.ice { color: var(--ice); }
.ledger-row .lr-v.up { color: var(--up); }

/* ---------- Chart band ---------- */
.chart-band {
  margin-top: 80px;
  border-top: 1px solid var(--hairline-soft);
  border-bottom: 1px solid var(--hairline-soft);
  background: var(--ink-2);
  padding: 0;
  position: relative;
}
.chart-band svg { display: block; width: 100%; height: 220px; }
.chart-caption {
  position: absolute; left: 32px; top: 24px;
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .22em;
  color: var(--dim); text-transform: uppercase;
}

/* ---------- Section framework ---------- */
.sect { padding: 110px 0; }
.sect.hairline { border-top: 1px solid var(--hairline-soft); }
.sect.paper { background: var(--ink-2); border-top: 1px solid var(--hairline-soft); border-bottom: 1px solid var(--hairline-soft); }

.sect-label {
  display: flex; align-items: baseline; gap: 20px;
  margin-bottom: 60px;
}
.sect-label .num {
  font-family: var(--serif); font-style: italic;
  font-size: 15px; color: var(--gold);
}
.sect-label .rule { flex: 1; height: 1px; background: var(--hairline); }
.sect-label .tag { color: var(--dim); }

.sect-title { font-size: clamp(32px, 4.4vw, 56px); max-width: 20ch; }
.sect-intro { color: var(--muted); max-width: 620px; margin-top: 22px; font-size: 16.5px; }

/* ---------- Practice rows (table-like, not cards) ---------- */
.practice { border-top: 1px solid var(--hairline); }
.practice-row {
  display: grid;
  grid-template-columns: 80px 1.1fr 1.6fr auto;
  gap: 30px; align-items: center;
  padding: 34px 0;
  border-bottom: 1px solid var(--hairline-soft);
  color: var(--text);
  transition: background .25s, padding .25s;
  position: relative;
}
a.practice-row:hover { color: var(--text); background: var(--paper); padding-left: 18px; padding-right: 18px; }
.practice-row .p-roman {
  font-family: var(--serif); font-style: italic; font-size: 17px;
  color: var(--gold);
}
.practice-row h3 { font-size: 24px; font-weight: 500; }
.practice-row p { color: var(--muted); font-size: 14.5px; }
.practice-row .p-arrow {
  width: 44px; height: 44px; border: 1px solid var(--hairline);
  display: grid; place-items: center; color: var(--gold);
  transition: all .25s; flex-shrink: 0;
}
.practice-row:hover .p-arrow { background: var(--gold); color: var(--on-gold); border-color: var(--gold); }
.practice-row .p-arrow svg { width: 16px; height: 16px; }

/* ---------- Principle columns ---------- */
.principles {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--hairline);
  border-left: 1px solid var(--hairline);
}
.principle {
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  padding: 44px 38px;
  position: relative;
}
.principle .pr-no {
  font-family: var(--mono); font-size: 11px; color: var(--dim);
  letter-spacing: .2em; margin-bottom: 26px; display: block;
}
.principle h3 { font-size: 22px; margin-bottom: 14px; font-weight: 500; }
.principle p { color: var(--muted); font-size: 14.5px; }
.principle::before {
  content: ""; position: absolute; top: 0; left: 0;
  width: 42px; height: 3px; background: var(--gold);
}
.principle:nth-child(2)::before { background: var(--ice); }
.principle:nth-child(3)::before { background: var(--up); }

/* ---------- Figures strip ---------- */
.figures {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--hairline);
}
.figure {
  padding: 40px 34px;
  border-right: 1px solid var(--hairline-soft);
}
.figure:last-child { border-right: none; }
.figure .f-num {
  font-family: var(--serif); font-size: 46px; font-weight: 500;
  color: var(--gold); line-height: 1;
}
.figure:nth-child(2) .f-num { color: var(--ice); }
.figure:nth-child(3) .f-num { color: var(--up); }
.figure:nth-child(4) .f-num { color: var(--text); }
.figure .f-cap { color: var(--muted); font-size: 13.5px; margin-top: 14px; }

/* ---------- Split editorial ---------- */
.ed { display: grid; grid-template-columns: 5fr 7fr; gap: 80px; align-items: start; }
.ed-sticky { position: sticky; top: 130px; }
.ed-sticky h2 { font-size: clamp(30px, 3.8vw, 46px); }
.ed-body > p { color: var(--muted); margin-bottom: 20px; font-size: 15.5px; }
.ed-body > p strong { color: var(--text); }

.rule-list { list-style: none; margin-top: 34px; }
.rule-list li {
  padding: 20px 0; border-top: 1px solid var(--hairline-soft);
  color: var(--text); font-size: 15px;
  display: flex; gap: 20px; align-items: baseline;
}
.rule-list li:last-child { border-bottom: 1px solid var(--hairline-soft); }
.rule-list li .rl-n { font-family: var(--mono); color: var(--gold); font-size: 11.5px; flex-shrink: 0; }
.rule-list li span.txt { color: var(--muted); }

/* ---------- Page head (interior) ---------- */
.page-head {
  padding: 100px 0 64px;
  border-bottom: 1px solid var(--hairline-soft);
}
.page-head .crumb {
  font-family: var(--mono); font-size: 11px; letter-spacing: .2em;
  text-transform: uppercase; color: var(--dim); margin-bottom: 26px; display: block;
}
.page-head .crumb a { color: var(--muted); }
.page-head .crumb a:hover { color: var(--gold); }
.page-head h1 { font-size: clamp(40px, 5.8vw, 72px); font-weight: 500; max-width: 20ch; }
.page-head .lede { color: var(--muted); font-size: 17px; max-width: 640px; margin-top: 26px; }

/* ---------- Capability blocks ---------- */
.cap {
  display: grid; grid-template-columns: 300px 1fr; gap: 60px;
  padding: 54px 0;
  border-bottom: 1px solid var(--hairline-soft);
}
.cap:last-child { border-bottom: none; }
.cap-side .cap-roman {
  font-family: var(--serif); font-style: italic; font-size: 15px; color: var(--gold);
  display: block; margin-bottom: 14px;
}
.cap-side h2 { font-size: 28px; font-weight: 500; }
.cap-side .cap-note { color: var(--dim); font-size: 13px; margin-top: 14px; font-family: var(--mono); letter-spacing: .1em; }
.cap-items { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--hairline-soft); border: 1px solid var(--hairline-soft); }
.cap-item { background: var(--paper); padding: 24px 26px; }
.cap-item h4 { font-size: 15px; margin-bottom: 7px; }
.cap-item p { color: var(--muted); font-size: 13.5px; line-height: 1.6; }

/* ---------- Timeline (editorial) ---------- */
.milestones { list-style: none; }
.milestones li {
  display: grid; grid-template-columns: 130px 1fr; gap: 40px;
  padding: 34px 0; border-bottom: 1px solid var(--hairline-soft);
}
.milestones .m-year {
  font-family: var(--serif); font-style: italic; font-size: 22px; color: var(--gold);
}
.milestones h3 { font-size: 20px; font-weight: 500; margin-bottom: 8px; }
.milestones p { color: var(--muted); font-size: 14.5px; max-width: 640px; }

/* ---------- Two-col scope ---------- */
.scope { column-count: 2; column-gap: 56px; }
.scope span {
  display: block; break-inside: avoid;
  padding: 13px 0 13px 26px; position: relative;
  border-bottom: 1px solid var(--hairline-soft);
  color: var(--muted); font-size: 14px;
}
.scope span::before {
  content: ""; position: absolute; left: 0; top: 21px;
  width: 12px; height: 1px; background: var(--gold);
}

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 5fr 7fr; gap: 70px; align-items: start; }
.contact-facts { border-top: 1px solid var(--hairline); }
.fact {
  padding: 24px 0; border-bottom: 1px solid var(--hairline-soft);
}
.fact .fk { font-family: var(--mono); font-size: 10.5px; letter-spacing: .22em; color: var(--dim); text-transform: uppercase; display: block; margin-bottom: 10px; }
.fact .fv { font-family: var(--serif); font-size: 20px; color: var(--text); display: block; }
a.fv:hover { color: var(--gold); }
.fact .fn { color: var(--muted); font-size: 13px; margin-top: 6px; display: block; }

.form-panel { border: 1px solid var(--hairline); background: var(--paper); padding: 46px; }
.form-panel h2 { font-size: 26px; margin-bottom: 8px; }
.form-panel .fp-sub { color: var(--muted); font-size: 14px; margin-bottom: 32px; }
.f-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.f-field { margin-bottom: 20px; }
.f-field label {
  display: block; font-family: var(--mono); font-size: 10px;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--dim); margin-bottom: 9px;
}
.f-field input, .f-field select, .f-field textarea {
  width: 100%; background: var(--ink);
  border: 1px solid var(--hairline); color: var(--text);
  font-family: var(--sans); font-size: 15px;
  padding: 14px 16px; outline: none; transition: border-color .2s;
}
.f-field input:focus, .f-field select:focus, .f-field textarea:focus { border-color: var(--gold); }
.f-field textarea { min-height: 140px; resize: vertical; }
.f-note { color: var(--dim); font-size: 12.5px; margin-top: 16px; }

/* ---------- Legal ---------- */
.legal-layout { display: grid; grid-template-columns: 250px 1fr; gap: 64px; align-items: start; }
.legal-nav { position: sticky; top: 130px; border-top: 1px solid var(--hairline); }
.legal-nav span.ttl { display: block; font-family: var(--mono); font-size: 10.5px; letter-spacing: .22em; text-transform: uppercase; color: var(--dim); padding: 18px 0 8px; }
.legal-nav a {
  display: block; padding: 9px 0 9px 18px; position: relative;
  color: var(--muted); font-size: 13.5px;
  border-bottom: 1px solid var(--hairline-soft);
}
.legal-nav a::before {
  content: ""; position: absolute; left: 0; top: 18px;
  width: 8px; height: 1px; background: var(--dim);
  transition: width .2s, background .2s;
}
.legal-nav a:hover { color: var(--gold); }
.legal-nav a:hover::before { width: 14px; background: var(--gold); }

.legal-text { max-width: 760px; }
.legal-text h2 { font-size: 25px; font-weight: 500; margin: 52px 0 18px; padding-top: 8px; }
.legal-text h2:first-of-type { margin-top: 0; }
.legal-text h3 { font-family: var(--sans); font-size: 16px; font-weight: 600; margin: 26px 0 10px; }
.legal-text p { color: var(--muted); font-size: 15px; margin-bottom: 14px; }
.legal-text ul, .legal-text ol { color: var(--muted); margin: 0 0 16px 22px; font-size: 15px; }
.legal-text li { margin-bottom: 8px; }
.legal-text strong { color: var(--text); font-weight: 600; }
.legal-note {
  border: 1px solid var(--hairline); border-left: 3px solid var(--gold);
  background: var(--paper); padding: 22px 26px; margin: 26px 0;
}
.legal-note p { margin-bottom: 6px; }
.legal-note p:last-child { margin-bottom: 0; }

/* ---------- CTA block ---------- */
.cta-block {
  border: 1px solid var(--hairline);
  background: var(--paper);
  padding: 80px 70px;
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 50px; align-items: center;
  position: relative;
}
.cta-block::before, .cta-block::after {
  content: ""; position: absolute; width: 26px; height: 26px;
  border: 1px solid var(--gold);
}
.cta-block::before { top: -1px; left: -1px; border-right: none; border-bottom: none; }
.cta-block::after { bottom: -1px; right: -1px; border-left: none; border-top: none; }
.cta-block h2 { font-size: clamp(28px, 3.4vw, 42px); font-weight: 500; }
.cta-block p { color: var(--muted); margin-top: 16px; max-width: 460px; }
.cta-block .cta-right { display: flex; justify-content: flex-end; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 820px; border-top: 1px solid var(--hairline); }
.faq-item { border-bottom: 1px solid var(--hairline-soft); }
.faq-item button {
  width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 20px;
  background: none; border: none; text-align: left; cursor: pointer;
  padding: 24px 0; color: var(--text);
  font-family: var(--serif); font-size: 19px; font-weight: 500;
}
.faq-item button .qm { font-family: var(--mono); color: var(--gold); font-size: 18px; transition: transform .25s; }
.faq-item.open button .qm { transform: rotate(45deg); }
.faq-item .fa { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-item .fa p { color: var(--muted); font-size: 14.5px; padding-bottom: 24px; max-width: 700px; }

/* ---------- Footer ---------- */
.site-foot { border-top: 1px solid var(--hairline-soft); background: var(--ink-2); }
.foot-top {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 44px;
  padding: 72px 0 54px;
}
.foot-brand p { color: var(--muted); font-size: 14px; margin-top: 20px; max-width: 300px; }
.foot-col h4 {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .22em;
  text-transform: uppercase; color: var(--dim); margin-bottom: 20px; font-weight: 500;
}
.foot-col a, .foot-col span { display: block; color: var(--muted); font-size: 14px; margin-bottom: 11px; }
.foot-col a:hover { color: var(--gold); }
.foot-word {
  font-family: var(--serif); font-weight: 600;
  font-size: clamp(48px, 9vw, 130px); line-height: 1;
  color: var(--paper-2); text-align: center;
  padding: 10px 0 30px; letter-spacing: .02em;
  user-select: none;
}
.foot-bot {
  border-top: 1px solid var(--hairline-soft);
  padding: 26px 0;
  display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap;
}
.foot-bot p { color: var(--dim); font-size: 12.5px; }
.foot-bot .fl { display: flex; gap: 26px; }
.foot-bot .fl a { color: var(--muted); font-size: 12.5px; }
.foot-bot .fl a:hover { color: var(--gold); }

/* ---------- Reveal ---------- */
.rv { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.rv.vis { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1060px) {
  .hero-grid { grid-template-columns: 1fr; gap: 50px; align-items: start; }
  .practice-row { grid-template-columns: 60px 1fr; }
  .practice-row p, .practice-row .p-arrow { display: none; }
  .practice-row { gap: 20px; }
  .principles { grid-template-columns: 1fr; }
  .figures { grid-template-columns: repeat(2, 1fr); }
  .figure:nth-child(2) { border-right: none; }
  .figure:nth-child(1), .figure:nth-child(2) { border-bottom: 1px solid var(--hairline-soft); }
  .ed { grid-template-columns: 1fr; gap: 44px; }
  .ed-sticky { position: static; }
  .cap { grid-template-columns: 1fr; gap: 26px; }
  .cap-items { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 50px; }
  .legal-layout { grid-template-columns: 1fr; }
  .legal-nav { position: static; }
  .cta-block { grid-template-columns: 1fr; padding: 56px 38px; }
  .cta-block .cta-right { justify-content: flex-start; }
  .foot-top { grid-template-columns: 1fr 1fr; }
  .scope { column-count: 1; }
}
@media (max-width: 720px) {
  .nav {
    position: fixed; top: 78px; left: 0; right: 0;
    flex-direction: column; background: var(--ink);
    border-bottom: 1px solid var(--hairline);
    display: none;
  }
  .nav.open { display: flex; }
  .nav a { border-left: none; border-top: 1px solid var(--hairline-soft); padding: 17px 32px; }
  .burger { display: flex; }
  .f-row { grid-template-columns: 1fr; }
  .figures { grid-template-columns: 1fr; }
  .figure { border-right: none; border-bottom: 1px solid var(--hairline-soft); }
  .figure:last-child { border-bottom: none; }
  .milestones li { grid-template-columns: 1fr; gap: 8px; }
  .form-panel { padding: 34px 26px; }
  .sect { padding: 80px 0; }
  .foot-top { grid-template-columns: 1fr; }
  .wordmark { border-right: none; }
}