:root {
  color-scheme: dark;
  --bg: #0b0d0c;
  --surface: #191c1b;
  --surface-2: #242826;
  --text: #f6f3eb;
  --muted: #a9ada7;
  --tape: #ffbd22;
  --tape-soft: #ffd45c;
  --ink: #17150d;
  --line: #353a37;
  --measure: 72rem;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--bg);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--tape-soft);
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--tape);
}

:focus-visible {
  outline: 3px solid var(--tape);
  outline-offset: 4px;
  border-radius: 0.25rem;
}

.bar {
  align-items: center;
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  border-bottom: 1px solid var(--line);
  display: flex;
  gap: 1.5rem;
  justify-content: space-between;
  min-height: 4.5rem;
  padding: 0.75rem clamp(1rem, 4vw, 3rem);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
}

.brand {
  color: var(--text);
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-decoration: none;
}

.brand-mark {
  background: var(--tape);
  border-radius: 0.4rem;
  color: var(--ink);
  display: inline-block;
  margin-right: 0.65rem;
  padding: 0.2rem 0.45rem;
}

.bar nav,
.footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.25rem;
}

.bar nav a,
.footer nav a {
  color: var(--muted);
  text-decoration: none;
}

.wrap {
  margin: 0 auto;
  max-width: var(--measure);
  padding: 0 clamp(1rem, 4vw, 3rem);
}

.hero {
  display: grid;
  gap: clamp(2rem, 6vw, 5rem);
  grid-template-columns: minmax(0, 1.1fr) minmax(17rem, 0.9fr);
  padding-block: clamp(4rem, 12vw, 8rem);
}

.eyebrow {
  color: var(--tape-soft);
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 0.83rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  margin: 0 0 1rem;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  font-family: ui-rounded, "SF Pro Rounded", -apple-system, sans-serif;
  line-height: 1.08;
  text-wrap: balance;
}

h1 {
  font-size: clamp(3.1rem, 9vw, 6.8rem);
  letter-spacing: -0.055em;
  margin: 0;
}

h2 {
  font-size: clamp(2rem, 5vw, 3.6rem);
  letter-spacing: -0.035em;
  margin: 0 0 1rem;
}

h3 {
  font-size: 1.2rem;
  margin: 0 0 0.55rem;
}

.lede {
  color: var(--muted);
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  margin: 1.25rem 0 0;
  max-width: 44rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.8rem;
}

.button {
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 0.9rem;
  display: inline-flex;
  font-weight: 800;
  min-height: 3.25rem;
  padding: 0.65rem 1.1rem;
  text-decoration: none;
}

.button-primary {
  background: var(--tape);
  border-color: var(--tape);
  color: var(--ink);
}

.button-secondary {
  background: var(--surface);
  color: var(--text);
}

.tape-card {
  align-self: center;
  background: var(--tape);
  border-radius: 1.8rem;
  box-shadow: 0 2rem 5rem rgb(0 0 0 / 0.35);
  color: var(--ink);
  min-height: 24rem;
  overflow: hidden;
  padding: 2rem;
  position: relative;
}

.tape-expression,
.tape-precision {
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-weight: 800;
}

.tape-precision {
  float: right;
}

.tape-result {
  font-family: ui-rounded, "SF Pro Rounded", -apple-system, sans-serif;
  font-size: clamp(2.8rem, 5vw, 5rem);
  font-weight: 950;
  letter-spacing: -0.06em;
  margin-top: 4rem;
  white-space: nowrap;
}

.ticks {
  background:
    repeating-linear-gradient(90deg, var(--ink) 0 3px, transparent 3px 2rem);
  bottom: 0;
  height: 4.5rem;
  left: 0;
  opacity: 0.55;
  position: absolute;
  right: 0;
}

.section {
  border-top: 1px solid var(--line);
  padding-block: clamp(3.5rem, 8vw, 6rem);
}

.grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 2rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  padding: 1.4rem;
}

.card p,
.section > p,
.legal p,
.legal li {
  color: var(--muted);
}

.price {
  background: color-mix(in srgb, var(--tape) 12%, var(--surface));
  border-color: color-mix(in srgb, var(--tape) 42%, var(--line));
}

.legal-hero {
  padding-block: clamp(3.5rem, 9vw, 6rem);
}

.legal-hero h1 {
  font-size: clamp(2.5rem, 7vw, 5rem);
}

.meta {
  color: var(--muted);
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 0.85rem;
  margin-top: 1.5rem;
}

.legal {
  max-width: 50rem;
  padding-bottom: 5rem;
}

.legal section {
  border-top: 1px solid var(--line);
  padding-block: 2rem;
}

.legal h2 {
  font-size: clamp(1.45rem, 4vw, 2.1rem);
}

.language-block {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  margin-top: 2rem;
  padding: clamp(1.2rem, 4vw, 2rem);
}

.footer {
  align-items: center;
  border-top: 1px solid var(--line);
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: space-between;
  padding-block: 2rem;
}

@media (max-width: 760px) {
  .bar {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero,
  .grid {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 3rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}