:root {
  color-scheme: light;
  --ivory: #f3efe5;
  --paper: #faf7f0;
  --charcoal: #252621;
  --muted: #67685f;
  --olive: #45513b;
  --line: rgba(37, 38, 33, 0.2);
  --serif: Georgia, "Times New Roman", Times, serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  min-height: 100vh;
  color: var(--charcoal);
  background:
    linear-gradient(90deg, transparent 0, transparent calc(50% - .5px), rgba(37, 38, 33, .055) 50%, transparent calc(50% + .5px)),
    var(--ivory);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: 1rem;
  z-index: 10;
  padding: .75rem 1rem;
  color: var(--paper);
  background: var(--charcoal);
  transform: translateY(-180%);
}

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

.page-shell {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  width: 100%;
  max-width: 120rem;
  min-height: 100svh;
  margin-inline: auto;
}

.intro, .contact { position: relative; padding: clamp(2rem, 4vw, 4.5rem); }

.intro {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 100svh;
  overflow: hidden;
  border-right: 1px solid var(--line);
}

.intro::after {
  content: "";
  position: absolute;
  left: clamp(2rem, 4vw, 4.5rem);
  right: clamp(2rem, 4vw, 4.5rem);
  top: 8.1rem;
  height: 1px;
  background: var(--line);
}

.intro-top { display: flex; align-items: center; justify-content: space-between; gap: 2rem; }

.eyebrow, .edition, .section-number {
  margin: 0;
  font-size: .69rem;
  font-weight: 650;
  letter-spacing: .16em;
}

.eyebrow { display: flex; align-items: center; gap: .7rem; color: var(--olive); }
.eyebrow span { width: .45rem; height: .45rem; border-radius: 50%; background: var(--olive); }
.edition, .section-number { color: var(--muted); }

.hero-copy { position: relative; z-index: 1; margin: auto 0; padding: clamp(5rem, 12vh, 9rem) 0 4rem; }

h1 {
  max-width: 100%;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(3.15rem, 6.05vw, 7.5rem);
  font-weight: 400;
  line-height: .88;
  letter-spacing: -.065em;
  white-space: nowrap;
}

.tagline {
  margin: clamp(2.4rem, 5vw, 4.8rem) 0 0;
  font-family: var(--serif);
  font-size: clamp(1.65rem, 2.7vw, 3rem);
  line-height: 1.05;
}

.description {
  max-width: 35rem;
  margin: 1.5rem 0 0;
  color: var(--muted);
  font-size: clamp(.98rem, 1.2vw, 1.08rem);
  line-height: 1.7;
}

.intro-mark {
  position: absolute;
  right: -1.5rem;
  bottom: -4.5rem;
  color: rgba(69, 81, 59, .055);
  font-family: var(--serif);
  font-size: clamp(18rem, 35vw, 38rem);
  line-height: .7;
  pointer-events: none;
  user-select: none;
}

.contact {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100svh;
  background: rgba(250, 247, 240, .42);
}

.contact-heading { position: relative; display: block; padding-bottom: 2.1rem; border-bottom: 1px solid var(--line); }
.contact-heading .section-number { position: absolute; top: .35rem; right: 0; }
h2 { margin: 0; font-family: var(--serif); font-size: clamp(2.5rem, 4vw, 4.5rem); font-weight: 400; line-height: 1; letter-spacing: -.045em; }

form { margin-top: 1.1rem; }
.field { position: relative; padding: 1.25rem 0 .85rem; border-bottom: 1px solid var(--line); transition: border-color 160ms ease; }
.field:focus-within { border-color: var(--olive); }

label { display: block; margin-bottom: .55rem; color: var(--olive); font-size: .71rem; font-weight: 700; letter-spacing: .11em; text-transform: uppercase; }

input, textarea {
  display: block;
  width: 100%;
  min-height: 2.4rem;
  margin: 0;
  padding: .1rem 0;
  border: 0;
  border-radius: 0;
  outline: 0;
  color: var(--charcoal);
  background: transparent;
  font: 400 1.02rem/1.55 var(--sans);
}

textarea { min-height: 8rem; resize: vertical; }
textarea::placeholder { color: #717269; opacity: 1; }
input:focus-visible, textarea:focus-visible { box-shadow: 0 3px 0 -1px var(--olive); }
input:user-invalid, textarea:user-invalid { box-shadow: 0 3px 0 -1px #8c3a2d; }

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

.form-footer { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1.5rem; align-items: center; padding-top: 2rem; }

button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 3.65rem;
  padding: 0 1.25rem;
  border: 1px solid var(--olive);
  border-radius: 0;
  color: var(--paper);
  background: var(--olive);
  font: 650 .78rem/1 var(--sans);
  letter-spacing: .08em;
  cursor: pointer;
  transition: background-color 150ms ease, color 150ms ease, transform 150ms ease;
}

button:hover { color: var(--olive); background: transparent; }
button:active { transform: translateY(1px); }
button:focus-visible { outline: 3px solid rgba(69, 81, 59, .35); outline-offset: 3px; }
button:disabled { cursor: wait; opacity: .65; }
.privacy { margin: 0; color: var(--muted); font-size: .73rem; line-height: 1.5; }

.form-status { min-height: 3.4rem; margin: 1.45rem 0 0; padding: 0; color: var(--olive); font-size: .86rem; line-height: 1.55; }
.form-status:not(:empty) { padding-top: 1rem; border-top: 1px solid var(--line); }
.form-status.error { color: #7a3027; }

@media (max-width: 900px) {
  body { background: var(--ivory); }
  .page-shell { display: block; }
  .intro, .contact { min-height: auto; padding: 1.5rem clamp(1.25rem, 6vw, 3rem); }
  .intro { height: auto; border-right: 0; border-bottom: 1px solid var(--line); }
  .intro::after { left: clamp(1.25rem, 6vw, 3rem); right: clamp(1.25rem, 6vw, 3rem); top: 5.1rem; }
  .hero-copy { margin: 0; padding: 5.6rem 0 2.8rem; }
  h1 { font-size: clamp(2.75rem, 13vw, 6rem); letter-spacing: -.075em; }
  .tagline { margin-top: 2rem; font-size: clamp(1.55rem, 7vw, 2.4rem); }
  .description { margin-top: 1.1rem; font-size: .95rem; line-height: 1.6; }
  .intro-mark { right: -1rem; bottom: -2rem; font-size: 18rem; }
  .contact { padding-top: 3.4rem; padding-bottom: 3rem; }
  .contact-heading { padding-bottom: 1.5rem; }
  .form-footer { grid-template-columns: 1fr; gap: 1rem; }
  .privacy { grid-row: 2; }
}

@media (max-width: 380px) {
  .intro, .contact { padding-left: 1rem; padding-right: 1rem; }
  .intro::after { left: 1rem; right: 1rem; }
  h1 { font-size: clamp(2.25rem, 11.7vw, 2.65rem); }
  .edition { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}