@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@600;800&family=JetBrains+Mono:wght@400;500&family=Public+Sans:wght@400;500;600&display=swap');

:root {
  --paper: #F3F0E9;
  --paper-2: #E8E4DA;
  --paper-3: #DCD7CA;
  --ink: #151412;
  --ink-2: #3A3833;
  --ink-3: #5C5850;
  --rule: #CFCABE;
  --rule-ink: rgba(243, 240, 233, 0.22);
  --signal: #D2231C;
  --signal-dark: #A8140F;

  --pibu-0cf: "Archivo", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --pibu-dae: "Public Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --pibu-443: "JetBrains Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;

  --pibu-aba00: 0.6875rem;
  --pibu-aba0: clamp(0.75rem, 0.726rem + 0.12vw, 0.8125rem);
  --pibu-aba: 1.0625rem;
  --pibu-550: clamp(1.0625rem, 1.026rem + 0.18vw, 1.1875rem);
  --pibu-da6: clamp(1.1875rem, 1.11rem + 0.38vw, 1.4375rem);
  --pibu-1d8: clamp(1.375rem, 1.19rem + 0.92vw, 2rem);
  --pibu-3ca: clamp(1.75rem, 1.43rem + 1.6vw, 2.875rem);
  --pibu-72a: clamp(2.125rem, 1.6rem + 2.6vw, 4rem);
  --pibu-a88: clamp(2rem, 1.2rem + 4.2vw, 5.25rem);
  --step-numeral: clamp(3.25rem, 1.6rem + 7.4vw, 9rem);

  --s-1: 0.375rem;
  --s-2: 0.625rem;
  --s-3: 0.875rem;
  --s-4: 1.125rem;
  --s-5: 1.5rem;
  --s-6: 2rem;
  --s-7: 2.75rem;
  --s-8: 3.75rem;
  --s-9: 5.25rem;
  --s-10: 7rem;
  --s-11: 9.5rem;

  --gutter: clamp(1rem, 4vw, 3rem);
  --shell-max: 1440px;
  --measure: 64ch;
  --measure-tight: 46ch;
  --section-y: clamp(4rem, 9vw, 9rem);
  --grid-gap: clamp(1rem, 2.2vw, 2.25rem);
  --hairline: 1px;
  --radius: 0;
  --tap: 48px;

  --dur-1: 120ms;
  --dur-2: 180ms;
  --dur-3: 320ms;
  --dur-4: 640ms;
  --dur-5: 900ms;
  --dur-settle: 1400ms;
  --stagger: 80ms;
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.62, 0.02, 0.24, 1);
  --ease-press: cubic-bezier(0.4, 0, 0.2, 1);

  --header-h: 5.25rem;
  --header-h-min: 3.875rem;
  --chat-bottom: clamp(1rem, 2.5vw, 1.75rem);

  --z-base: 1;
  --z-sticky: 40;
  --z-header: 60;
  --z-nav: 70;
  --z-chat: 80;
  --z-consent: 90;

  --lift-1: 0 1px 0 0 var(--ink);
  --lift-2: 0 18px 44px -28px rgba(21, 20, 18, 0.55);
  --lift-3: 0 32px 70px -34px rgba(21, 20, 18, 0.7);
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h-min) + 1.5rem);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--pibu-dae);
  font-size: var(--pibu-aba);
  font-weight: 400;
  line-height: 1.6;
  font-synthesis-weight: none;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body.is-locked { overflow: hidden; }

h1, h2, h3, h4, h5, h6, p, figure, blockquote, dl, dd, ol, ul {
  margin: 0;
}

ol[class], ul[class] { list-style: none; padding: 0; }

h1, h2, h3, h4 {
  font-family: var(--pibu-0cf);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -0.02em;
  text-wrap: balance;
  overflow-wrap: break-word;
}

h1 { font-size: var(--pibu-a88); line-height: 0.98; }
h2 { font-size: var(--pibu-72a); }
h3 { font-size: var(--pibu-1d8); font-weight: 600; letter-spacing: -0.015em; }
h4 { font-size: var(--pibu-da6); font-weight: 600; letter-spacing: -0.01em; }

p { text-wrap: pretty; }

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
}

img, svg, video, canvas {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
  background-color: var(--paper-2);
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
  letter-spacing: inherit;
}

button { background: none; border: 0; padding: 0; cursor: pointer; }

table { border-collapse: collapse; width: 100%; }

hr {
  border: 0;
  border-top: var(--hairline) solid var(--rule);
  margin: var(--s-6) 0;
}

::selection { background: var(--ink); color: var(--paper); }

strong, b { font-weight: 600; }

.display {
  font-family: var(--pibu-0cf);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 0.96;
}

.display-xl { font-size: var(--pibu-a88); }
.display-l { font-size: var(--pibu-72a); }
.display-m { font-size: var(--pibu-3ca); }

.eyebrow {
  font-family: var(--pibu-443);
  font-weight: 500;
  font-size: var(--pibu-aba0);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-3);
  display: block;
}

.eyebrow--signal { color: var(--signal); }
.eyebrow--paper { color: rgba(243, 240, 233, 0.66); }

.lede {
  font-size: var(--pibu-da6);
  line-height: 1.45;
  color: var(--ink-2);
  max-width: 52ch;
  font-weight: 400;
}

.meta {
  font-family: var(--pibu-443);
  font-size: var(--pibu-aba0);
  line-height: 1.5;
  color: var(--ink-3);
  letter-spacing: 0.02em;
}

.mono {
  font-family: var(--pibu-443);
  font-weight: 400;
  letter-spacing: 0.01em;
  font-variant-numeric: tabular-nums;
}

.num {
  font-family: var(--pibu-443);
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

.caption {
  font-family: var(--pibu-443);
  font-size: var(--pibu-aba0);
  line-height: 1.55;
  color: var(--ink-3);
  max-width: 34ch;
}

.measure { max-width: var(--measure); }
.measure-tight { max-width: var(--measure-tight); }
.measure-wide { max-width: 78ch; }

.prose { max-width: var(--measure); }

.prose > * + * { margin-top: var(--s-4); }

.prose p {
  color: var(--ink-2);
  line-height: 1.65;
}

.prose h2 {
  font-size: var(--pibu-3ca);
  margin-top: var(--s-8);
  padding-top: var(--s-4);
}

.prose h3 {
  font-size: var(--pibu-da6);
  margin-top: var(--s-6);
  color: var(--ink);
}

.prose h2 + p,
.prose h3 + p { margin-top: var(--s-3); }

.prose a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: var(--signal);
  transition: color var(--dur-2) var(--ease-press), text-decoration-color var(--dur-2) var(--ease-press);
}

.prose a:hover { color: var(--signal); text-decoration-color: var(--signal); }

.prose ul, .prose ol {
  padding-left: 1.35rem;
  color: var(--ink-2);
}

.prose li + li { margin-top: var(--s-2); }

.prose ul li::marker { color: var(--signal); }
.prose ol li::marker { font-family: var(--pibu-443); font-size: 0.85em; color: var(--ink-3); }

.prose blockquote {
  border-left: 3px solid var(--signal);
  padding: var(--s-2) 0 var(--s-2) var(--s-5);
  font-size: var(--pibu-da6);
  line-height: 1.4;
  color: var(--ink);
}

.prose dt { font-weight: 600; margin-top: var(--s-4); }
.prose dd { margin: var(--s-1) 0 0; color: var(--ink-2); }

.shell {
  width: 100%;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.shell--flush { padding-inline: 0; }
.shell--narrow { max-width: 1080px; }

.section {
  padding-block: var(--section-y);
  position: relative;
}

.section--tight { padding-block: clamp(2.5rem, 5vw, 4.5rem); }
.section--paper-2 { background: var(--paper-2); }
.section--ink { background: var(--ink); color: var(--paper); }
.section--ink h1, .section--ink h2, .section--ink h3 { color: var(--paper); }
.section--ink p { color: rgba(243, 240, 233, 0.78); }
.section--ink a { color: var(--paper); }
.section--rule-top { border-top: var(--hairline) solid var(--rule); }
.section--rule-bottom { border-bottom: var(--hairline) solid var(--rule); }

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--s-5);
  margin-bottom: clamp(2rem, 4vw, 3.75rem);
}

.section-head > * { min-width: 0; }
.section-head__title { max-width: 20ch; }

.grid12 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--grid-gap);
}

.grid12 > * { min-width: 0; }

.grid-2 {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--grid-gap);
}

.grid-3 {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--grid-gap);
}

.grid-4 {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--grid-gap);
}

@media (min-width: 620px) {
  .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1000px) {
  .grid12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }
  .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

.flow > * + * { margin-top: var(--s-4); }
.flow-lg > * + * { margin-top: var(--s-6); }
.flow-sm > * + * { margin-top: var(--s-2); }

.cluster {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s-4);
}

.cluster > * { min-width: 0; }

.stack-end { display: flex; flex-direction: column; justify-content: flex-end; }

.rule {
  border: 0;
  border-top: var(--hairline) solid var(--rule);
  margin: 0;
  width: 100%;
}

.rule--ink { border-top-color: var(--ink); }
.rule--signal { border-top: 4px solid var(--signal); }
.rule--paper { border-top-color: var(--rule-ink); }

.icon {
  width: 1.125rem;
  height: 1.125rem;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon--sm { width: 0.9375rem; height: 0.9375rem; }
.icon--lg { width: 1.5rem; height: 1.5rem; }
.icon--xl { width: 2rem; height: 2rem; stroke-width: 1.4; }

.skip-link {
  position: absolute;
  left: var(--gutter);
  top: 0;
  transform: translateY(-140%);
  z-index: 200;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--pibu-443);
  font-size: var(--pibu-aba0);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.85rem 1.25rem;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  transition: transform var(--dur-2) var(--ease-out);
}

.skip-link:focus { transform: translateY(0); }

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

[hidden] { display: none !important; }

.u-ink-3 { color: var(--ink-3); }
.u-ink-2 { color: var(--ink-2); }
.u-signal { color: var(--signal); }
.u-upper { text-transform: uppercase; letter-spacing: 0.1em; }
.u-nowrap { white-space: nowrap; }
.u-center { text-align: center; }
.u-mt-0 { margin-top: 0; }
.u-full { width: 100%; }

.no-js-only { display: block; }
.js .no-js-only { display: none; }

.scroll-x {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain;
}

figure { margin: 0; }

figure img { width: 100%; }

.figure-caption {
  font-family: var(--pibu-443);
  font-size: var(--pibu-aba0);
  color: var(--ink-3);
  margin-top: var(--s-3);
  padding-top: var(--s-3);
  border-top: var(--hairline) solid var(--rule);
  max-width: 40ch;
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  :root {
    --dur-1: 0.001ms;
    --dur-2: 0.001ms;
    --dur-3: 0.001ms;
    --dur-4: 0.001ms;
    --dur-5: 0.001ms;
    --dur-settle: 0.001ms;
    --stagger: 0ms;
  }
}