:root {
  --paper: #eef0ea;
  --surface: #fbfbf7;
  --surface-sunken: #e6e8e0;
  --ink: #1b2420;
  --ink-soft: #57625b;
  --ink-faint: #8b9590;
  --accent: #a06a1f;
  --accent-soft: #d9a35c;
  --positive: #2f6b4e;
  --positive-soft: #bfe0cf;
  --border: rgba(27, 36, 32, 0.14);
  --border-strong: rgba(27, 36, 32, 0.28);
  --shadow: rgba(27, 36, 32, 0.08);
  --danger: #a3402f;
  --max: 68rem;
  --nav-h: 4rem;
  --tape-h: 2rem;
  --font-serif: Georgia, "Times New Roman", serif;
  --font-sans: ui-sans-serif, system-ui, "Segoe UI", Roboto, sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #12160f; --surface: #191f17; --surface-sunken: #10140d;
    --ink: #edeee4; --ink-soft: #aab3a4; --ink-faint: #767f76;
    --accent: #e3ad5f; --accent-soft: #8a5f28; --positive: #79c79b;
    --positive-soft: #21402f; --border: rgba(237,238,228,.14);
    --border-strong: rgba(237,238,228,.26); --shadow: rgba(0,0,0,.35); --danger: #e08469;
  }
}
:root[data-theme="dark"] {
  --paper: #12160f; --surface: #191f17; --surface-sunken: #10140d;
  --ink: #edeee4; --ink-soft: #aab3a4; --ink-faint: #767f76;
  --accent: #e3ad5f; --accent-soft: #8a5f28; --positive: #79c79b;
  --positive-soft: #21402f; --border: rgba(237,238,228,.14);
  --border-strong: rgba(237,238,228,.26); --shadow: rgba(0,0,0,.35); --danger: #e08469;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; background: var(--paper); color: var(--ink); }
body {
  font-family: var(--font-serif);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  line-height: 1.5;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 0.18em; }
a:hover { color: var(--ink); }
.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--ink); color: var(--paper);
  padding: .6rem 1rem; z-index: 100;
}
.skip-link:focus { left: 1rem; top: 1rem; }
.site-header {
  position: sticky; top: var(--tape-h); z-index: 50;
  backdrop-filter: blur(10px);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  border-bottom: 1px solid var(--border);
}
.site-header .inner {
  max-width: var(--max); margin: 0 auto; padding: 0 1.5rem;
  height: var(--nav-h); display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.logo {
  font-family: var(--font-mono); font-weight: 600; font-size: .78rem;
  letter-spacing: .16em; text-transform: uppercase; color: var(--accent); text-decoration: none;
}
.logo span { color: var(--ink-faint); }
.nav { display: flex; align-items: center; gap: .15rem; flex-wrap: wrap; }
.nav a {
  font-family: var(--font-mono); font-size: .72rem; font-weight: 600;
  letter-spacing: .06em; text-transform: uppercase; text-decoration: none;
  color: var(--ink-soft); padding: .45rem .7rem; border-radius: 3px;
}
.nav a:hover, .nav a[aria-current="page"] { color: var(--ink); background: var(--surface); }
.nav-actions { display: flex; align-items: center; gap: .5rem; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  font-family: var(--font-mono); font-size: .72rem; font-weight: 600;
  letter-spacing: .06em; text-transform: uppercase; text-decoration: none;
  border-radius: 3px; border: 1px solid var(--border-strong);
  padding: .55rem 1rem; cursor: pointer; background: var(--surface); color: var(--ink);
}
.btn:hover { background: var(--surface-sunken); color: var(--ink); }
.btn-primary { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn-primary:hover { background: var(--accent); border-color: var(--accent); color: var(--paper); }
.btn-ghost { background: transparent; }
.icon-btn {
  width: 2.2rem; height: 2.2rem; border-radius: 3px; border: 1px solid var(--border);
  background: var(--surface); color: var(--ink-soft); cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
}
.icon-btn:hover { color: var(--ink); }
.wrap { max-width: var(--max); margin: 0 auto; padding: 2.5rem 1.5rem 5rem; }
.hero { padding: 2.5rem 0 3rem; border-bottom: 1px solid var(--border); margin-bottom: 3rem; }
.eyebrow {
  font-family: var(--font-mono); font-size: .72rem; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin: 0 0 .75rem;
}
h1 {
  font-family: var(--font-serif); font-weight: 600; font-size: clamp(2rem, 1.4rem + 2.4vw, 3.2rem);
  line-height: 1.08; letter-spacing: -.015em; margin: 0; text-wrap: balance;
}
.lede {
  font-family: var(--font-sans); font-size: 1.05rem; line-height: 1.65;
  color: var(--ink-soft); max-width: 38rem; margin: 1rem 0 0;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.75rem; }
.section { margin: 3rem 0; }
.section-head {
  display: flex; align-items: baseline; justify-content: space-between; gap: 1rem;
  margin-bottom: 1.25rem; flex-wrap: wrap;
}
.section-head h2 {
  font-family: var(--font-mono); font-size: .72rem; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase; color: var(--ink-soft); margin: 0;
}
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 1.25rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1.25rem; }
@media (max-width: 52rem) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: 3px;
  box-shadow: 0 1px 2px var(--shadow);
}
.card-pad { padding: 1.35rem; }
.card h3 {
  font-family: var(--font-serif); font-size: 1.25rem; margin: 0 0 .5rem; font-weight: 600;
}
.card p, .prose p {
  font-family: var(--font-sans); font-size: .92rem; line-height: 1.65; color: var(--ink-soft); margin: 0;
}
.step-num {
  font-family: var(--font-mono); font-size: .7rem; color: var(--ink-faint);
  letter-spacing: .12em; text-transform: uppercase; margin-bottom: .6rem;
}
.banner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1.5rem 1.6rem; border: 1px solid var(--border); border-radius: 3px;
  background: linear-gradient(135deg, var(--surface), color-mix(in srgb, var(--accent-soft) 22%, var(--surface)));
}
.banner h2 { font-family: var(--font-serif); font-size: 1.45rem; margin: 0 0 .35rem; }
.site-footer {
  border-top: 1px solid var(--border); margin-top: auto;
  background: var(--surface);
}
.site-footer .inner {
  max-width: var(--max); margin: 0 auto; padding: 2.5rem 1.5rem 2rem;
  display: grid; grid-template-columns: 1.4fr repeat(3, minmax(0,1fr)); gap: 1.75rem;
}
@media (max-width: 52rem) { .site-footer .inner { grid-template-columns: 1fr 1fr; } }
@media (max-width: 30rem) { .site-footer .inner { grid-template-columns: 1fr; } }
.site-footer h3 {
  font-family: var(--font-mono); font-size: .68rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--ink-faint); margin: 0 0 .7rem;
}
.site-footer a {
  display: block; font-family: var(--font-sans); font-size: .88rem;
  color: var(--ink-soft); text-decoration: none; margin: .35rem 0;
}
.site-footer a:hover { color: var(--accent); }
.site-footer .fine {
  font-family: var(--font-sans); font-size: .78rem; color: var(--ink-faint);
  max-width: 22rem; line-height: 1.55; margin: .6rem 0 0;
}
.foot-bar {
  max-width: var(--max); margin: 0 auto; padding: 1rem 1.5rem 1.5rem;
  font-family: var(--font-mono); font-size: .68rem; letter-spacing: .06em;
  text-transform: uppercase; color: var(--ink-faint);
  border-top: 1px solid var(--border); display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
}
.page-title { margin-bottom: 2rem; }
.tabs { display: flex; gap: .4rem; margin: 0 0 2rem; flex-wrap: wrap; }
.tabs a {
  font-family: var(--font-mono); font-size: .76rem; font-weight: 600;
  letter-spacing: .06em; text-transform: uppercase; text-decoration: none;
  color: var(--ink-soft); padding: .45rem .9rem; border: 1px solid var(--border);
  border-radius: 3px; background: var(--surface);
}
.tabs a.active, .tabs a[aria-current="page"] {
  color: var(--paper); background: var(--ink); border-color: var(--ink);
}
.tool-grid {
  display: grid; grid-template-columns: minmax(0, 20rem) minmax(0, 1fr);
  gap: 1.75rem; align-items: start;
}
@media (max-width: 46rem) { .tool-grid { grid-template-columns: 1fr; } }
.card-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem 1.35rem; border-bottom: 1px solid var(--border);
}
.card-head h2 {
  font-family: var(--font-mono); font-size: .72rem; font-weight: 600;
  letter-spacing: .14em; text-transform: uppercase; color: var(--ink-soft); margin: 0;
}
.card-head .idx { font-family: var(--font-mono); font-size: .72rem; color: var(--ink-faint); }
form.stack { padding: 1.35rem; display: flex; flex-direction: column; gap: 1.35rem; }
.field { display: flex; flex-direction: column; gap: .5rem; }
.field label {
  font-family: var(--font-sans); font-size: .83rem; font-weight: 600; color: var(--ink-soft);
}
.field .hint { font-family: var(--font-sans); font-size: .76rem; color: var(--ink-faint); }
.input-row {
  display: flex; align-items: center; border-bottom: 1.5px solid var(--border-strong);
  padding-bottom: .4rem;
}
.input-row .prefix, .input-row .suffix {
  font-family: var(--font-mono); color: var(--ink-faint); font-size: 1.05rem;
}
.input-row .prefix { margin-right: .4rem; }
.input-row .suffix { margin-left: .4rem; }
input[type="number"], input[type="text"], input[type="email"] {
  flex: 1; min-width: 0; border: none; outline: none; background: transparent;
  color: var(--ink); font-family: var(--font-mono); font-size: 1.15rem;
  font-variant-numeric: tabular-nums; padding: .15rem 0;
}
.input-row:focus-within { border-bottom-color: var(--accent); }
.input-row:focus-within .prefix, .input-row:focus-within .suffix { color: var(--accent); }
.results { padding: 1.35rem; display: flex; flex-direction: column; gap: 1.5rem; }
.results.hidden { display: none; }
.hero-metrics { display: flex; flex-wrap: wrap; gap: 1.75rem; align-items: baseline; }
.hero-item .k {
  font-family: var(--font-sans); font-size: .76rem; color: var(--ink-faint);
  text-transform: uppercase; letter-spacing: .08em; margin-bottom: .3rem;
}
.hero-item .v {
  font-family: var(--font-serif); font-weight: 600;
  font-size: clamp(1.7rem, 1.3rem + 1.4vw, 2.35rem);
  font-variant-numeric: tabular-nums; line-height: 1;
}
.hero-item.accent .v { color: var(--accent); }
.hero-item.positive .v { color: var(--positive); }
.bar-block { display: flex; flex-direction: column; gap: .55rem; }
.bar-labels {
  display: flex; justify-content: space-between;
  font-family: var(--font-sans); font-size: .78rem; color: var(--ink-soft);
}
.bar-labels strong { font-family: var(--font-mono); font-weight: 600; font-variant-numeric: tabular-nums; }
.bar {
  height: 2.1rem; background: var(--surface-sunken); border: 1px solid var(--border);
  border-radius: 2px; overflow: hidden; display: flex;
}
.bar-fill {
  height: 100%; display: flex; align-items: center;
  font-family: var(--font-mono); font-size: .72rem; font-weight: 600;
  letter-spacing: .03em; text-transform: uppercase; white-space: nowrap; overflow: hidden;
}
@media (prefers-reduced-motion: no-preference) {
  .bar-fill { transition: width .5s cubic-bezier(.22,1,.36,1); }
}
.bar-fill.sold { background: var(--accent-soft); color: var(--ink); justify-content: flex-end; padding-right: .6rem; }
.bar-fill.free { background: var(--positive-soft); color: var(--ink); justify-content: flex-start; padding-left: .6rem; }
.bar-caption { font-family: var(--font-sans); font-size: .78rem; color: var(--ink-soft); line-height: 1.5; margin: 0; }
.ledger { border-top: 1px solid var(--border); padding-top: 1.1rem; display: flex; flex-direction: column; gap: .65rem; }
.ledger-row {
  display: flex; align-items: baseline; justify-content: space-between; gap: 1rem;
  font-family: var(--font-sans); font-size: .88rem;
}
.ledger-row .label { color: var(--ink-soft); }
.ledger-row .value {
  font-family: var(--font-mono); font-weight: 600; font-variant-numeric: tabular-nums; white-space: nowrap;
}
.ledger-row.total { border-top: 1px dashed var(--border-strong); padding-top: .65rem; }
.ledger-row.total .value { color: var(--positive); font-size: .98rem; }
.warn {
  display: none; font-family: var(--font-sans); font-size: .85rem; color: var(--danger);
  background: color-mix(in srgb, var(--danger) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--danger) 35%, transparent);
  border-radius: 3px; padding: .65rem .85rem; line-height: 1.5; margin: 1rem 1.35rem 0;
}
.warn.show { display: block; }
.quote-row { display: flex; align-items: center; gap: .65rem; margin-top: .5rem; flex-wrap: wrap; }
.quote-btn {
  font-family: var(--font-sans); font-size: .78rem; font-weight: 600; color: var(--accent);
  background: transparent; border: 1px solid var(--border-strong); border-radius: 3px;
  padding: .4rem .75rem; cursor: pointer;
}
.quote-btn:hover { background: var(--surface-sunken); }
.quote-btn:disabled { opacity: .5; cursor: default; }
.quote-link {
  color: var(--accent); cursor: pointer; text-decoration: underline;
  background: none; border: none; font: inherit; padding: 0;
}
.price-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1.25rem; }
@media (max-width: 40rem) { .price-grid { grid-template-columns: 1fr; } }
.price-card { padding: 1.6rem; position: relative; }
.price-card.featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.price-card .tier {
  font-family: var(--font-mono); font-size: .72rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--accent); margin: 0 0 .5rem;
}
.price-card .amount {
  font-family: var(--font-serif); font-size: 2.4rem; font-weight: 600; margin: 0;
}
.price-card .amount span { font-size: 1rem; color: var(--ink-soft); font-family: var(--font-sans); font-weight: 500; }
.price-card ul {
  list-style: none; padding: 0; margin: 1.25rem 0 1.5rem;
  font-family: var(--font-sans); font-size: .9rem; color: var(--ink-soft);
}
.price-card li { padding: .4rem 0 .4rem 1.2rem; position: relative; border-bottom: 1px solid var(--border); }
.price-card li::before { content: "✓"; position: absolute; left: 0; color: var(--positive); font-weight: 700; }
.price-card li.locked::before { content: "◇"; color: var(--ink-faint); }
.badge {
  position: absolute; top: 1rem; right: 1rem;
  font-family: var(--font-mono); font-size: .65rem; letter-spacing: .08em; text-transform: uppercase;
  background: var(--accent); color: var(--paper); padding: .25rem .5rem; border-radius: 2px;
}
.waitlist { margin-top: 2rem; padding: 1.5rem; }
.waitlist form { display: flex; gap: .75rem; flex-wrap: wrap; align-items: end; }
.waitlist .field { flex: 1; min-width: 14rem; }
.waitlist .msg { font-family: var(--font-sans); font-size: .85rem; margin-top: .75rem; color: var(--positive); }
.waitlist .msg.err { color: var(--danger); }
.prose { max-width: 42rem; }
.prose h2 {
  font-family: var(--font-serif); font-size: 1.45rem; margin: 2rem 0 .75rem;
}
.prose ul { font-family: var(--font-sans); color: var(--ink-soft); line-height: 1.7; }
.example {
  margin: 1.5rem 0; padding: 1.25rem 1.35rem; border-left: 3px solid var(--accent);
  background: var(--surface); border-radius: 0 3px 3px 0;
  font-family: var(--font-sans); color: var(--ink-soft); line-height: 1.65;
}
.mobile-nav-toggle { display: none; }
@media (max-width: 40rem) {
  .nav { display: none; }
  .nav.open { display: flex; position: absolute; left: 0; right: 0; top: calc(var(--tape-h) + var(--nav-h));
    flex-direction: column; background: var(--surface); border-bottom: 1px solid var(--border);
    padding: .75rem 1rem 1rem; }
  .mobile-nav-toggle { display: inline-flex; }
}

/* Market tape */
.market-tape {
  position: sticky; top: 0; z-index: 60;
  height: var(--tape-h);
  background: var(--surface-sunken);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .04em;
  color: var(--ink-soft);
}
.market-tape-track {
  display: flex; width: max-content; height: 100%;
  align-items: center;
}
.market-tape-group {
  display: flex; align-items: center; gap: 1.75rem;
  padding: 0 1.5rem; height: 100%;
  flex-shrink: 0;
}
.tape-item {
  display: inline-flex; align-items: baseline; gap: .45rem;
  white-space: nowrap; font-variant-numeric: tabular-nums;
}
.tape-sym { color: var(--ink); font-weight: 600; letter-spacing: .08em; }
.tape-px { color: var(--ink-soft); }
.tape-chg { font-weight: 600; }
.tape-item.up .tape-chg { color: var(--positive); }
.tape-item.down .tape-chg { color: var(--danger); }
.tape-item.flat .tape-chg, .tape-item.offline .tape-px { color: var(--ink-faint); }
.tape-note .tape-sym { color: var(--ink-faint); font-weight: 500; letter-spacing: .06em; text-transform: uppercase; }
@media (prefers-reduced-motion: no-preference) {
  .market-tape-track { animation: tw-tape-scroll 40s linear infinite; }
  .market-tape:hover .market-tape-track { animation-play-state: paused; }
}
@keyframes tw-tape-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .market-tape-track { animation: none; width: 100%; overflow-x: auto; }
  .market-tape-group[aria-hidden="true"] { display: none; }
}

/* Trust strip */
.trust-strip {
  font-family: var(--font-mono); font-size: .7rem; font-weight: 600;
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--ink-faint); margin: 0 0 1.75rem;
  padding: .65rem 0; border-bottom: 1px solid var(--border);
}
.hero + .trust-strip { margin-top: -2rem; }