:root {
  --ink: #0B0E12; --ink-2: #14181F; --ink-3: #1C2128; --ink-4: #252B34;
  --line: rgba(212, 188, 138, 0.14); --line-strong: rgba(212, 188, 138, 0.30);
  --cream: #F1EADC; --paper: #FBF8F1; --gold: #C9A86A; --gold-bright: #E0BE7E; --gold-deep: #8A6F3F;
  --rust: #C57954; --green: #6FCF97; --bone: #D9D0BA; --mute: #7C8492; --mute-2: #A4ACBA;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Plus Jakarta Sans', sans-serif; background: var(--ink); color: var(--cream); font-size: 17px; line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: var(--gold); text-decoration: none; }
a:hover { color: var(--gold-bright); }
code { font-family: 'JetBrains Mono', monospace; font-size: 0.86em; color: var(--gold-bright); }
.container { max-width: 1240px; margin: 0 auto; padding: 0 40px; }
.container.narrow { max-width: 820px; }
.center { text-align: center; }
section { padding: 120px 0; position: relative; }
h1, h2, h3, h4 { font-family: 'Fraunces', serif; font-weight: 400; letter-spacing: -0.02em; }
h1 { font-size: clamp(48px, 6.6vw, 96px); line-height: 0.98; font-variation-settings: "opsz" 144, "SOFT" 30, "WONK" 1; margin: 22px 0 26px; }
h2 { font-size: clamp(34px, 4.4vw, 60px); line-height: 1.04; font-variation-settings: "opsz" 96, "SOFT" 30; margin: 14px 0 46px; max-width: 980px; }
h1 em, h2 em { color: var(--gold); font-style: italic; }
h3 { font-size: 24px; line-height: 1.2; margin-bottom: 10px; }
.eyebrow, .kicker { font-family: 'JetBrains Mono', monospace; font-size: 11.5px; letter-spacing: 0.22em; text-transform: uppercase; color: var(--gold); }
.mono { font-family: 'JetBrains Mono', monospace; }
.fine { font-size: 13px; color: var(--mute); margin-top: 26px; }

.nav { position: sticky; top: 0; z-index: 50; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 18px 40px; background: rgba(11, 14, 18, 0.82); backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); border-bottom: 1px solid var(--line); }
.mark { font-family: 'Fraunces', serif; font-weight: 500; font-size: 22px; color: var(--cream); font-variation-settings: "opsz" 48, "SOFT" 30, "WONK" 1; }
.mark .dot { color: var(--gold); }
.nav-links { display: flex; gap: 32px; }
.nav-links a { color: var(--bone); font-size: 14px; font-weight: 500; }
.nav-links a:hover { color: var(--gold); }
.cta { display: inline-block; background: var(--gold); color: var(--ink); border: 1px solid var(--gold); padding: 11px 20px; border-radius: 2px; font-weight: 600; font-size: 13px; letter-spacing: 0.05em; text-transform: uppercase; transition: all 0.2s; }
.cta:hover { background: var(--gold-bright); color: var(--ink); }
.cta.ghost { background: transparent; color: var(--gold); }
.cta.ghost:hover { background: rgba(201, 168, 106, 0.1); }
.cta.big { padding: 16px 28px; font-size: 13.5px; }

.hero { padding: 90px 0 110px; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(ellipse 70% 55% at 78% 30%, rgba(201, 168, 106, 0.13), transparent 60%), radial-gradient(ellipse 50% 40% at 10% 90%, rgba(168, 86, 56, 0.08), transparent 60%); pointer-events: none; }
.hero::after { content: ""; position: absolute; inset: 0; background-image: linear-gradient(rgba(212, 188, 138, 0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(212, 188, 138, 0.035) 1px, transparent 1px); background-size: 72px 72px; mask-image: linear-gradient(180deg, transparent, #000 25%, #000 70%, transparent); pointer-events: none; }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 56px; align-items: center; }
.kicker { display: flex; align-items: center; gap: 12px; }
.glyph { width: 34px; height: 14px; background: linear-gradient(var(--gold), var(--gold)) 0 0 / 100% 2px no-repeat; -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 34 14'%3E%3Cpath d='M1 5c5-4 8-4 16 0s11 4 16 0M1 12c5-4 8-4 16 0s11 4 16 0' stroke='%23000' stroke-width='2' fill='none'/%3E%3C/svg%3E") center / contain no-repeat; mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 34 14'%3E%3Cpath d='M1 5c5-4 8-4 16 0s11 4 16 0M1 12c5-4 8-4 16 0s11 4 16 0' stroke='%23000' stroke-width='2' fill='none'/%3E%3C/svg%3E") center / contain no-repeat; background: var(--gold); }
.lede { font-size: 19px; color: var(--bone); max-width: 560px; }
.lede b { color: var(--cream); }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin: 34px 0 30px; }
.ticks { list-style: none; display: grid; gap: 9px; }
.ticks li { position: relative; padding-left: 26px; color: var(--mute-2); font-size: 15px; }
.ticks li::before { content: "✓"; position: absolute; left: 0; color: var(--green); font-weight: 700; }
.ticks b { color: var(--cream); font-weight: 600; }

.demo { background: var(--ink-2); border: 1px solid var(--line-strong); border-radius: 12px; box-shadow: 0 40px 100px -40px rgba(0, 0, 0, 0.8), 0 0 0 1px rgba(0, 0, 0, 0.4); overflow: hidden; }
.demo-bar { display: flex; align-items: center; gap: 12px; padding: 10px 14px; border-bottom: 1px solid var(--line); background: var(--ink); }
.dots { display: flex; gap: 6px; } .dots i { width: 10px; height: 10px; border-radius: 50%; background: var(--ink-4); }
.demo-title { font-family: 'JetBrains Mono', monospace; font-size: 10.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--mute-2); }
.seg { margin-left: auto; display: inline-flex; background: var(--ink-2); border: 1px solid var(--line); border-radius: 7px; padding: 2px; }
.seg button { font: inherit; font-size: 12px; padding: 5px 10px; border: 0; background: none; color: var(--mute-2); border-radius: 5px; cursor: pointer; }
.seg button.on { background: var(--ink-4); color: var(--gold-bright); }
.demo-body { display: grid; grid-template-columns: 1fr 1fr; min-height: 380px; }
.demo-body textarea, .demo-out { font-family: 'Plus Jakarta Sans', sans-serif; font-size: 13.5px; line-height: 1.62; padding: 18px; white-space: pre-wrap; overflow-wrap: anywhere; }
.demo-body textarea { background: var(--ink-2); color: var(--bone); border: 0; border-right: 1px solid var(--line); resize: none; outline: none; }
.demo-out { background: var(--paper); color: #1A1815; }
.r-tok { font-family: 'JetBrains Mono', monospace; font-size: 0.85em; color: #7A5E2E; background: #F1E6CC; padding: 1px 4px; border-radius: 3px; }
.r-syn { background: linear-gradient(transparent 60%, rgba(111, 207, 151, 0.4) 60%); }
.r-red { background: #111; color: #111; border-radius: 1px; }
.demo-foot { display: flex; justify-content: space-between; gap: 10px; padding: 9px 14px; border-top: 1px solid var(--line); font-size: 12px; color: var(--mute-2); background: var(--ink); flex-wrap: wrap; }
.demo-foot #demoStats { color: var(--green); }

.strip { padding: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--ink-2); }
.strip-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.strip-grid > div { padding: 34px 26px; border-right: 1px solid var(--line); display: flex; gap: 16px; align-items: baseline; }
.strip-grid > div:last-child { border-right: 0; }
.strip-grid b { font-family: 'Fraunces', serif; font-weight: 400; font-size: 54px; line-height: 1; color: var(--gold); }
.strip-grid span { font-size: 13.5px; color: var(--mute-2); }

.cards3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.cards3 article, .who-grid article { background: var(--ink-2); border: 1px solid var(--line); border-radius: 10px; padding: 30px; }
.cards3 .num { font-family: 'JetBrains Mono', monospace; color: var(--gold); font-size: 12px; letter-spacing: 0.2em; margin-bottom: 18px; }
.cards3 p, .who-grid p { color: var(--mute-2); font-size: 15.5px; }

.how { background: linear-gradient(180deg, transparent, rgba(201, 168, 106, 0.03), transparent); }
.steps { list-style: none; display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; border-top: 1px solid var(--line-strong); }
.steps li { padding: 26px 22px 0 0; position: relative; }
.steps .sn { position: absolute; top: -13px; left: 0; width: 26px; height: 26px; border-radius: 50%; background: var(--ink); border: 1px solid var(--gold); color: var(--gold); font-family: 'JetBrains Mono', monospace; font-size: 12px; display: flex; align-items: center; justify-content: center; }
.steps h4 { font-size: 26px; margin: 8px 0 8px; }
.steps p { font-size: 14.5px; color: var(--mute-2); }
.roundtrip { margin-top: 80px; background: var(--ink-2); border: 1px solid var(--line); border-radius: 12px; padding: 30px; }
.roundtrip svg { width: 100%; height: auto; display: block; }
.roundtrip .zone { fill: rgba(111, 207, 151, 0.04); stroke: rgba(111, 207, 151, 0.35); stroke-dasharray: 5 5; }
.roundtrip .zl { fill: var(--green); font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.2em; }
.roundtrip .box { fill: var(--ink); stroke: var(--line-strong); }
.roundtrip .box.gold { stroke: var(--gold); fill: rgba(201, 168, 106, 0.08); }
.roundtrip .box.ai { stroke: rgba(164, 172, 186, 0.5); }
.roundtrip .bt { fill: var(--cream); font-family: 'Fraunces', serif; font-size: 20px; text-anchor: middle; }
.roundtrip .bs { fill: var(--mute-2); font-family: 'JetBrains Mono', monospace; font-size: 11px; text-anchor: middle; }
.roundtrip .flow { fill: none; stroke: var(--gold); stroke-width: 1.6; }
.roundtrip .ah { fill: var(--gold); }
.roundtrip .fl { fill: var(--gold-bright); font-family: 'JetBrains Mono', monospace; font-size: 11px; text-anchor: middle; }
.roundtrip figcaption { color: var(--mute-2); font-size: 14.5px; margin-top: 16px; text-align: center; }

.cat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.cat-grid > div { background: var(--ink); padding: 18px 20px; display: flex; flex-direction: column; gap: 2px; }
.cat-grid b { font-weight: 600; font-size: 15px; }
.cat-grid span { font-size: 13px; color: var(--mute-2); }
.tax-block { margin-top: 44px; }
.tax-block h3 { font-size: 28px; margin: 8px 0 18px; }
.xray { margin-top: 30px; padding: 26px 30px; border-left: 2px solid var(--rust); background: rgba(197, 121, 84, 0.06); border-radius: 0 10px 10px 0; }
.xray .eyebrow { color: var(--rust); margin-bottom: 8px; }
.xray p { color: var(--bone); font-size: 15.5px; }

.trust { background: var(--ink-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.trust-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 60px; align-items: center; }
.trust p { color: var(--bone); margin-bottom: 24px; max-width: 580px; }
.trust h2 { margin-bottom: 26px; }
.code { font-family: 'JetBrains Mono', monospace; font-size: 13.5px; line-height: 1.75; background: var(--ink); border: 1px solid var(--line-strong); border-radius: 10px; padding: 26px 28px; color: var(--bone); overflow-x: auto; }
.code .c { color: var(--mute); }
.code s { text-decoration: none; color: var(--green); }

.who-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.who-grid article { display: flex; flex-direction: column; }
.who-grid p { flex: 1; margin-bottom: 16px; }
.who-grid i { color: var(--gold-bright); font-style: normal; }
.who-grid a { font-size: 14px; font-weight: 600; }

.tiers { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; align-items: stretch; }
.tier { position: relative; display: flex; flex-direction: column; background: var(--ink-2); border: 1px solid var(--line); border-radius: 12px; padding: 30px 26px; }
.tier.hot { border-color: var(--gold); background: linear-gradient(180deg, rgba(201, 168, 106, 0.1), var(--ink-2) 50%); transform: translateY(-10px); }
.tier .badge { position: absolute; top: -12px; left: 26px; background: var(--gold); color: var(--ink); font-family: 'JetBrains Mono', monospace; font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase; padding: 4px 10px; border-radius: 99px; }
.tn { font-family: 'JetBrains Mono', monospace; font-size: 11.5px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); }
.tp { font-family: 'Fraunces', serif; font-size: 46px; line-height: 1.1; margin-top: 10px; }
.tp small { font-family: 'Plus Jakarta Sans', sans-serif; font-size: 14px; color: var(--mute-2); margin-left: 4px; }
.tsub { font-size: 13px; color: var(--mute-2); margin-bottom: 20px; }
.tier ul { list-style: none; display: grid; gap: 8px; margin-bottom: 26px; flex: 1; }
.tier li { font-size: 14px; color: var(--bone); padding-left: 20px; position: relative; }
.tier li::before { content: "—"; position: absolute; left: 0; color: var(--gold); }
.tier .cta { text-align: center; }

.faq details { border-bottom: 1px solid var(--line); padding: 22px 0; }
.faq summary { cursor: pointer; font-family: 'Fraunces', serif; font-size: 22px; list-style: none; display: flex; justify-content: space-between; gap: 20px; }
.faq summary::after { content: "+"; color: var(--gold); font-family: 'JetBrains Mono', monospace; }
.faq details[open] summary::after { content: "–"; }
.faq summary::-webkit-details-marker { display: none; }
.faq details p { margin-top: 12px; color: var(--mute-2); font-size: 15.5px; }
.faq details p b { color: var(--cream); }

.final { padding: 140px 0; background: radial-gradient(ellipse at 50% 100%, rgba(201, 168, 106, 0.12), transparent 60%); }
.final h2 { margin: 18px auto 40px; }
.footer { border-top: 1px solid var(--line); padding: 34px 40px; display: flex; justify-content: space-between; gap: 12px; font-family: 'JetBrains Mono', monospace; font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--mute); flex-wrap: wrap; }

@media (max-width: 1080px) {
  .hero-grid, .trust-grid { grid-template-columns: minmax(0, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); row-gap: 40px; }
  .tiers { grid-template-columns: repeat(2, 1fr); }
  .tier.hot { transform: none; }
  .nav-links { display: none; }
}
@media (max-width: 760px) {
  .container { padding: 0 16px; }
  .nav { padding: 14px 16px; }
  section { padding: 80px 0; }
  .demo-body { grid-template-columns: minmax(0, 1fr); }
  .demo-body textarea { min-height: 260px; border-right: 0; border-bottom: 1px solid var(--line); }
  .strip-grid, .cards3, .who-grid, .tiers, .cat-grid, .steps { grid-template-columns: minmax(0, 1fr); }
  .strip-grid > div { border-right: 0; border-bottom: 1px solid var(--line); }
  .roundtrip { padding: 14px; }
  .footer { padding: 26px 16px; flex-direction: column; }
}

.faq .payload { width: 100%; border-collapse: collapse; margin: 10px 0 6px; font-size: 14.5px; }
.faq .payload th { text-align: left; color: var(--gold); font-weight: 600; padding: 6px 12px 6px 0; vertical-align: top; white-space: nowrap; }
.faq .payload td { color: var(--bone); padding: 6px 0; border-bottom: 1px solid var(--line); }

.annual-note { margin: 34px auto 0; max-width: 900px; padding: 18px 22px; border: 1px solid var(--line-strong); border-radius: 10px; background: var(--ink-2); color: var(--bone); font-size: 15px; }
.annual-note b { color: var(--gold-bright); }