:root {
  --paper: #f3efe4;
  --paper-2: #e8e2d2;
  --ink: #16241f;
  --ink-soft: #3e5149;
  --line: #d4cbb6;
  --accent: #1b6b58;
  --accent-ink: #f7f3ea;
  --stamp: #8c3d32;
  color-scheme: light;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Be Vietnam Pro", "Segoe UI", sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink);
  background:
    radial-gradient(900px 420px at 100% -8%, #efe4c8 0%, transparent 60%),
    var(--paper);
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

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

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.wrap {
  width: min(1080px, calc(100% - 2.5rem));
  margin-inline: auto;
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper) 88%, white);
  position: sticky;
  top: 0;
  z-index: 2;
}

.bar {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  min-height: 4.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: -0.03em;
  font-size: 1.15rem;
}

.brand svg {
  width: 1.75rem;
  height: 1.75rem;
  color: var(--accent);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1rem;
  margin-left: auto;
}

.nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-weight: 500;
}

.nav a[aria-current="page"] {
  color: var(--ink);
  box-shadow: inset 0 -2px 0 var(--accent);
}

.lang {
  display: flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
}

.lang button {
  min-width: 2.75rem;
  min-height: 2.5rem;
  border: 0;
  background: transparent;
  color: var(--ink-soft);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  cursor: pointer;
}

.lang button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--paper);
}

main {
  padding: 2.5rem 0 4rem;
}

.kicker {
  margin: 0;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1 {
  margin: 0.55rem 0 1rem;
  font-size: clamp(2.05rem, 4.4vw, 3.45rem);
  line-height: 1.12;
  letter-spacing: -0.035em;
  font-weight: 600;
  max-width: 16ch;
}

.lede {
  margin: 0;
  max-width: 42rem;
  font-size: 1.15rem;
  color: var(--ink-soft);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(16rem, 0.8fr);
  gap: 2.5rem;
  align-items: end;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--line);
}

.stamp {
  display: inline-block;
  margin: 0 0 1rem;
  padding: 0.4rem 0.7rem;
  border: 2px solid var(--stamp);
  color: var(--stamp);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transform: rotate(-1.5deg);
}

.mail {
  display: inline-block;
  margin-top: 1.35rem;
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.hero-side {
  margin: 0;
  padding: 1.25rem 1.25rem 0.4rem;
  background: var(--paper-2);
  border: 1px solid var(--line);
}

.hero-side h2 {
  margin: 0 0 0.8rem;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

.steps li {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0.35rem 0.75rem;
  padding: 0.85rem 0;
  border-top: 1px solid var(--line);
}

.steps strong {
  display: block;
  font-weight: 600;
}

.steps p {
  margin: 0.15rem 0 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.num {
  font-variant-numeric: tabular-nums;
  color: var(--accent);
  font-weight: 600;
}

.section {
  padding: 2.75rem 0 0;
}

.section h2 {
  margin: 0.4rem 0 0.8rem;
  font-size: clamp(1.6rem, 2.5vw, 2.1rem);
  letter-spacing: -0.03em;
  line-height: 1.2;
  max-width: 22ch;
}

.intro {
  margin: 0 0 1.25rem;
  max-width: 40rem;
  color: var(--ink-soft);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.card,
.who article {
  padding: 1.1rem 1.15rem 1.15rem;
  border: 1px solid var(--line);
  background: color-mix(in srgb, white 45%, var(--paper));
}

.card h3,
.who h3 {
  margin: 0 0 0.35rem;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.card p,
.who p,
.prose p {
  margin: 0;
  color: var(--ink-soft);
}

.who {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.prose {
  max-width: 40rem;
}

.prose p + p {
  margin-top: 1rem;
}

.note {
  margin-top: 1.5rem;
  padding: 1rem 1.1rem;
  border-left: 3px solid var(--accent);
  background: var(--paper-2);
  color: var(--ink);
}

.facts {
  margin: 1.75rem 0 0;
  max-width: 36rem;
  border-top: 1px solid var(--line);
}

.facts div {
  display: grid;
  grid-template-columns: 9rem 1fr;
  gap: 1rem;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--line);
}

.facts dt {
  margin: 0;
  color: var(--ink-soft);
  font-weight: 500;
}

.facts dd {
  margin: 0;
  font-weight: 600;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.5rem 0 2.5rem;
}

.foot {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: baseline;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.foot strong {
  color: var(--ink);
  letter-spacing: -0.03em;
}

.foot p {
  margin: 0;
}

@media (max-width: 800px) {
  .hero,
  .who,
  .grid {
    grid-template-columns: 1fr;
  }

  .bar {
    flex-wrap: wrap;
    padding: 0.75rem 0;
  }

  .nav {
    order: 3;
    width: 100%;
    margin-left: 0;
    padding-bottom: 0.35rem;
  }

  h1 {
    max-width: none;
  }

  .facts div {
    grid-template-columns: 1fr;
    gap: 0.15rem;
  }
}