:root {
  --ledger: #c5d0da;
  --ink: #17202b;
  --quiet: #5c6874;
  --year: #5f7080;
  --seal: #b4233a;
  --paper: color-mix(in srgb, #fff 42%, transparent);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100dvh;
  background: var(--ledger);
  color: var(--ink);
  font-family: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", sans-serif;
  font-size: 17px;
  line-height: 1.6;
  font-weight: 400;
}

a {
  color: var(--seal);
  text-underline-offset: 0.18em;
}

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

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

.sheet {
  min-height: 100dvh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  padding: 1.25rem 1.5rem 1.4rem;
  max-width: 92rem;
  margin: 0 auto;
}

.mast {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}

.mark,
.license {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 500;
}

.license { color: var(--quiet); }

.stage {
  display: grid;
  grid-template-columns: 6.5rem minmax(0, 1fr);
  align-items: center;
  gap: 2.5rem 4rem;
  min-height: calc(100dvh - 7.5rem);
  padding: 0.5rem 0 1.5rem;
}

.years {
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--year);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
  font-size: 0.95rem;
  line-height: 1.95;
  letter-spacing: 0.04em;
}

.copy {
  max-width: 38rem;
}

h1 {
  margin: 0 0 0.85rem;
  font-size: clamp(2.35rem, 6.2vw, 4.4rem);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.03em;
}

.status {
  margin: 0 0 1.1rem;
  font-size: 1.12rem;
  font-weight: 500;
}

.lede {
  margin: 0 0 1.6rem;
  color: var(--quiet);
  max-width: 26rem;
}

.jump {
  display: inline-block;
  font-weight: 500;
}

.contact {
  display: grid;
  grid-template-columns: minmax(12rem, 18rem) minmax(0, 34rem);
  gap: 1.5rem 3.5rem;
  padding: 2.2rem 0 1.2rem;
  border-top: 1px solid color-mix(in srgb, var(--ink) 16%, transparent);
}

.contact-intro h2 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
  font-weight: 700;
}

.contact-intro p {
  margin: 0;
  color: var(--quiet);
  max-width: 16rem;
}

.contact-form {
  display: grid;
  gap: 0.75rem;
}

.contact-form .pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.contact-form label {
  display: grid;
  gap: 0.28rem;
  color: var(--quiet);
  font-size: 0.82rem;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.55rem 0.65rem;
  border: 1px solid color-mix(in srgb, var(--ink) 18%, transparent);
  border-radius: 0;
  background: var(--paper);
  color: var(--ink);
  font: inherit;
  font-size: 0.95rem;
}

.contact-form textarea { resize: vertical; min-height: 6.5rem; }

.contact-form button {
  justify-self: start;
  margin-top: 0.1rem;
  padding: 0.5rem 1.15rem;
  border: 0;
  background: var(--ink);
  color: #f4f7fa;
  font: inherit;
  font-size: 0.92rem;
  font-weight: 500;
  cursor: pointer;
}

.contact-form button:hover { background: var(--seal); }
.contact-form button:active { transform: translateY(1px); }

#contact-turnstile { min-height: 65px; }

.contact-note {
  margin: 0;
  color: var(--quiet);
  font-size: 0.78rem;
}

.contact-status {
  margin: 0;
  min-height: 1.4em;
  font-size: 0.88rem;
}

footer {
  color: var(--quiet);
  font-size: 0.82rem;
  line-height: 1.55;
}

footer p { margin: 0.15rem 0; }

footer .copyright {
  margin-top: 0.45rem;
  font-size: 0.72rem;
  opacity: 0.7;
}

.hero {
  padding: 18vh 0 2rem;
  max-width: 28rem;
}

@media (max-width: 820px) {
  .stage {
    grid-template-columns: 1fr;
    gap: 1rem;
    min-height: auto;
    padding: 1.2rem 0 2rem;
  }

  .years {
    display: flex;
    flex-wrap: wrap;
    gap: 0 0.85rem;
    font-size: 0.8rem;
  }

  .contact {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .contact-form .pair { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .sheet { padding: 1rem 1.1rem 1.25rem; }

  h1 { font-size: clamp(2rem, 11vw, 2.8rem); }

  .copy { max-width: 22rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .contact-form button:active { transform: none; }
}