:root {
  color-scheme: dark;
  --ink: oklch(0.13 0.007 78);
  --ink-soft: oklch(0.2 0.008 78);
  --paper: oklch(0.94 0.014 88);
  --paper-muted: oklch(0.78 0.014 88);
  --line-dark: oklch(0.94 0.014 88 / 0.2);
  --line-light: oklch(0.13 0.007 78 / 0.2);
  --page-pad: clamp(1.25rem, 3vw, 3.5rem);
  --content-max: 76rem;
  --content-pad: max(var(--page-pad), calc((100vw - var(--content-max)) / 2));
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--ink);
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: "Helvetica Neue", "Nimbus Sans L", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::after {
  position: fixed;
  z-index: 20;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.8'/%3E%3C/svg%3E");
}

a {
  color: inherit;
  text-decoration: none;
}

svg {
  display: block;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--paper);
  color: var(--ink);
  transform: translateY(-180%);
  transition: transform 200ms var(--ease-out);
}

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

:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 5px;
}

.page-shell {
  overflow: clip;
}

.site-header {
  position: absolute;
  z-index: 10;
  top: 0;
  left: 0;
  display: grid;
  width: 100%;
  grid-template-columns: 1fr auto;
  align-items: center;
  padding: 1.5rem var(--content-pad);
  border-bottom: 1px solid var(--line-dark);
  font-size: 0.78rem;
}

.brand {
  display: inline-flex;
  width: max-content;
  align-items: center;
  gap: 0.7rem;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 1.6rem;
  height: 1.6rem;
}

.brand-mark circle {
  fill: none;
  stroke: currentColor;
  stroke-width: 1;
}

.brand-mark path {
  fill: currentColor;
}

.header-cta {
  display: inline-flex;
  justify-self: end;
  align-items: center;
  gap: 0.65rem;
  padding: 0.65rem 0.8rem 0.65rem 1rem;
  border: 1px solid var(--paper);
  border-radius: 0.4rem;
  background: var(--paper);
  color: var(--ink);
  font-weight: 500;
  transition:
    background-color 250ms var(--ease-out),
    color 250ms var(--ease-out),
    transform 250ms var(--ease-out);
}

.header-cta:hover,
.header-cta:focus-visible {
  background: transparent;
  color: var(--paper);
  transform: translateY(-1px);
}

.header-cta svg {
  width: 1rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.35;
}

.hero {
  position: relative;
  display: grid;
  min-height: 100svh;
  grid-template-rows: 1fr auto;
  padding: clamp(8rem, 15vh, 11rem) var(--content-pad) 2rem;
  isolation: isolate;
}

.hero::before {
  position: absolute;
  z-index: -2;
  inset: 0;
  content: "";
  background:
    radial-gradient(circle at 76% 44%, oklch(0.23 0.013 88 / 0.58), transparent 39%),
    var(--ink);
}

.hero-atmosphere {
  position: absolute;
  z-index: -1;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.moon {
  position: absolute;
  top: 49%;
  left: 70%;
  width: clamp(32rem, 52vw, 58rem);
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: 50%;
  background:
    radial-gradient(circle at 38% 32%, oklch(0.98 0.008 88), var(--paper) 49%, oklch(0.72 0.015 88));
  box-shadow:
    0 0 0 1px oklch(0.98 0.008 88 / 0.5),
    0 0 8rem oklch(0.94 0.014 88 / 0.08);
  transform: translate(-50%, -50%);
  will-change: transform;
}

.moon::after {
  position: absolute;
  inset: 0;
  content: "";
  opacity: 0.12;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.28' numOctaves='5' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

.moon-shade {
  position: absolute;
  z-index: 2;
  top: -6%;
  right: -32%;
  width: 89%;
  height: 112%;
  border-radius: 50%;
  background: var(--ink);
  box-shadow: -1.25rem 0 3.5rem oklch(0.13 0.007 78 / 0.34);
}

.branches {
  position: absolute;
  z-index: 3;
  inset: 0;
  width: 100%;
  height: 100%;
  fill: none;
  stroke: var(--ink);
  stroke-linecap: round;
  stroke-width: 7;
}

.orbit {
  position: absolute;
  top: 49%;
  left: 70%;
  aspect-ratio: 1;
  border: 1px solid oklch(0.94 0.014 88 / 0.1);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.orbit-one {
  width: clamp(40rem, 65vw, 74rem);
}

.orbit-two {
  width: clamp(52rem, 82vw, 94rem);
}

.hero-copy {
  align-self: center;
}

.hero h1 {
  max-width: 7.2ch;
  margin: 0;
  font-size: clamp(4rem, 10.2vw, 10rem);
  font-weight: 500;
  letter-spacing: -0.075em;
  line-height: 0.79;
  text-wrap: balance;
}

.hero h1 span {
  color: var(--paper-muted);
  font-weight: 300;
}

.hero-foot {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 2rem;
  padding-top: 4rem;
  border-top: 1px solid var(--line-dark);
}

.hero-foot > p {
  max-width: 30ch;
  margin: 0;
  color: var(--paper-muted);
  font-size: clamp(0.95rem, 1.2vw, 1.15rem);
  line-height: 1.45;
}

.scroll-cue {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.75rem;
}

.scroll-cue svg {
  width: 1.1rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1;
  transition: transform 350ms var(--ease-out);
}

.scroll-cue:hover svg {
  transform: translateY(0.3rem);
}

.approach {
  position: relative;
  padding: clamp(7rem, 14vw, 14rem) var(--content-pad) clamp(5rem, 10vw, 10rem);
  background: var(--paper);
  color: var(--ink);
}

.section-index {
  margin-bottom: clamp(4rem, 11vw, 10rem);
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line-light);
  color: oklch(0.42 0.01 78);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.approach-statement {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(15rem, 0.55fr);
  align-items: end;
  gap: clamp(3rem, 8vw, 8rem);
}

.approach h2 {
  max-width: 14ch;
  margin: 0;
  font-size: clamp(3.1rem, 7.3vw, 7.75rem);
  font-weight: 500;
  letter-spacing: -0.068em;
  line-height: 0.92;
}

.approach h2 span {
  display: block;
  color: oklch(0.48 0.011 78);
  font-weight: 300;
}

.approach-statement > p {
  max-width: 35ch;
  margin: 0 0 0.6rem;
  color: oklch(0.38 0.01 78);
  font-size: clamp(1rem, 1.4vw, 1.25rem);
  line-height: 1.55;
}

.principles {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  margin-top: clamp(7rem, 14vw, 14rem);
  border-top: 1px solid var(--line-light);
}

.principle {
  min-height: 15rem;
  padding: 1.25rem clamp(1rem, 3vw, 3rem) 2rem 0;
  border-bottom: 1px solid var(--line-light);
}

.principle + .principle {
  padding-left: clamp(1rem, 3vw, 3rem);
  border-left: 1px solid var(--line-light);
}

.principle > span {
  color: oklch(0.5 0.01 78);
  font-size: 0.68rem;
}

.principle h3 {
  margin: clamp(3.2rem, 6vw, 5.5rem) 0 0.6rem;
  font-size: clamp(1.8rem, 2.6vw, 2.8rem);
  font-weight: 500;
  letter-spacing: -0.04em;
}

.principle p {
  max-width: 30ch;
  margin: 0;
  color: oklch(0.42 0.01 78);
  font-size: 0.92rem;
  line-height: 1.5;
}

.contact {
  display: grid;
  min-height: min(74rem, 92svh);
  grid-template-rows: 1fr auto;
  padding: clamp(7rem, 12vw, 12rem) var(--content-pad) 3rem;
  background: var(--ink);
}

.contact-copy {
  align-self: center;
}

.contact-copy p {
  margin: 0 0 1.5rem;
  color: var(--paper-muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contact h2 {
  margin: 0;
  font-size: clamp(5rem, 15vw, 15rem);
  font-weight: 400;
  letter-spacing: -0.085em;
  line-height: 0.8;
}

.contact-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem 0;
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
  font-size: clamp(1.05rem, 2vw, 1.8rem);
  transition: color 250ms var(--ease-out), padding 350ms var(--ease-out);
}

.contact-link svg {
  width: clamp(1.5rem, 2.5vw, 2.4rem);
  fill: none;
  stroke: currentColor;
  stroke-width: 1;
  transition: transform 350ms var(--ease-out);
}

.contact-link:hover,
.contact-link:focus-visible {
  padding-right: 0.5rem;
  color: var(--paper-muted);
}

.contact-link:hover svg,
.contact-link:focus-visible svg {
  transform: translateX(0.35rem);
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 2rem;
  padding: 1.6rem var(--content-pad) 2.2rem;
  border-top: 1px solid var(--line-dark);
  color: var(--paper-muted);
  font-size: 0.72rem;
}

.site-footer p {
  margin: 0;
}

.site-footer p:last-child {
  justify-self: end;
}

.footer-brand {
  color: var(--paper);
}

.has-js .reveal,
.has-js [data-reveal] {
  opacity: 0;
  transform: translateY(1.5rem);
}

.is-ready .reveal {
  opacity: 1;
  transform: translateY(0);
  transition:
    opacity 1s var(--ease-out),
    transform 1.2s var(--ease-out);
}

.is-ready .hero h1 {
  transition-delay: 100ms;
}

.is-ready .hero-foot {
  transition-delay: 350ms;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
  transition:
    opacity 800ms var(--ease-out),
    transform 1s var(--ease-out);
}

@media (max-width: 760px) {
  .header-cta svg {
    width: 1rem;
  }

  .header-cta {
    gap: 0.5rem;
    padding: 0.6rem 0.65rem 0.6rem 0.75rem;
    border-color: var(--paper);
    background: var(--ink);
    color: var(--paper);
    font-size: 0.7rem;
  }

  .header-cta:hover,
  .header-cta:focus-visible {
    background: var(--paper);
    color: var(--ink);
  }

  .hero {
    min-height: 48rem;
    padding-top: 8.5rem;
  }

  .moon,
  .orbit {
    top: 28%;
    left: 116%;
  }

  .moon {
    width: min(27rem, 106vw);
  }

  .hero-copy {
    align-self: end;
    padding-bottom: 4.5rem;
  }

  .hero h1 {
    font-size: clamp(4rem, 18vw, 6rem);
  }

  .hero-foot {
    grid-template-columns: 1fr auto;
    padding-top: 1.25rem;
  }

  .scroll-cue span {
    position: absolute;
    overflow: hidden;
    width: 1px;
    height: 1px;
    clip: rect(0 0 0 0);
  }

  .approach-statement {
    grid-template-columns: 1fr;
  }

  .approach h2 {
    font-size: clamp(3.1rem, 14vw, 5rem);
  }

  .principles {
    grid-template-columns: 1fr;
    margin-top: 6rem;
  }

  .principle {
    display: grid;
    min-height: auto;
    grid-template-columns: 2rem 1fr;
    padding: 1.4rem 0 2rem;
  }

  .principle + .principle {
    padding-left: 0;
    border-left: 0;
  }

  .principle h3 {
    margin: 0;
  }

  .principle p {
    grid-column: 2;
    margin-top: 0.5rem;
  }

  .contact {
    min-height: 42rem;
  }

  .site-footer {
    grid-template-columns: 1fr auto;
  }

  .site-footer p:first-of-type {
    display: none;
  }
}

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .has-js .reveal,
  .has-js [data-reveal] {
    opacity: 1;
    transform: none;
  }
}