:root {
  --bg: #e7edf3;
  --sheet: #f7f9fb;
  --ink: #122033;
  --muted: #4c5e72;
  --navy: #10243f;
  --line: #c5d0dc;
  --cyan: #0f6e8c;
  --stamp: #9c3418;
  --stamp-ink: #fff7f4;
  --focus: #0b5f9a;
  --sans: Bahnschrift, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --mono: "Cascadia Mono", Consolas, "Courier New", monospace;
  --mast: 4.25rem;
}

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

html {
  scroll-behavior: smooth;
}

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

body {
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  font-family: var(--sans);
  font-size: 1.0625rem;
  line-height: 1.7;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--cyan);
}

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

.skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  background: var(--navy);
  color: #fff;
  padding: 0.55rem 0.8rem;
  z-index: 30;
}

.skip:focus {
  top: 0.6rem;
}

.mast {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--navy);
  color: #f4f7fb;
}

.mast-bar {
  max-width: 72rem;
  margin: 0 auto;
  min-height: var(--mast);
  padding: 0.7rem 1.15rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: #f4f7fb;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.brand small {
  display: block;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.68rem;
  color: #9fb4c9;
}

.age {
  margin-left: auto;
  border: 1px solid #3d5674;
  color: #d5e2ef;
  font-family: var(--mono);
  font-size: 0.75rem;
  padding: 0.15rem 0.4rem;
}

.nav-toggle {
  display: none;
  margin-left: 0.4rem;
  background: transparent;
  color: #f4f7fb;
  border: 1px solid #3d5674;
  min-height: 2.6rem;
  padding: 0 0.8rem;
  font: inherit;
  cursor: pointer;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.1rem;
}

.nav a {
  color: #d7e2ee;
  text-decoration: none;
  font-size: 0.95rem;
}

.nav a:hover {
  color: #fff;
}

.nav-go {
  background: var(--stamp);
  color: var(--stamp-ink);
  min-height: 2.6rem;
  display: inline-flex;
  align-items: center;
  padding: 0 0.85rem;
  text-decoration: none;
}

.nav-go:hover {
  color: #fff;
}

.perforation {
  height: 12px;
  background:
    radial-gradient(circle at 10px 0, var(--bg) 7px, transparent 7.5px) left top / 24px 12px repeat-x;
}

.wrap {
  max-width: 72rem;
  margin: 0 auto;
  padding: 0 1.15rem;
}

.hero {
  padding: 2.4rem 0 1.6rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(16rem, 0.75fr);
  gap: 1.6rem;
  align-items: start;
}

h1 {
  margin: 0 0 0.8rem;
  font-size: clamp(2rem, 4.6vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
  color: var(--navy);
}

.lead {
  margin: 0 0 1.2rem;
  max-width: 40rem;
  color: var(--ink);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  min-height: 3.1rem;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.1rem;
  min-width: 11.5rem;
  padding: 0 1.1rem;
  background: var(--stamp);
  color: var(--stamp-ink);
  text-decoration: none;
  font-weight: 700;
}

.btn:hover {
  color: #fff;
}

.btn-line {
  background: transparent;
  color: var(--navy);
  border: 1px solid var(--navy);
  font-weight: 600;
}

.btn-line:hover {
  color: var(--navy);
}

.slip {
  margin: 0;
  background: var(--sheet);
  border: 1px solid var(--line);
  border-left: 8px solid var(--cyan);
  padding: 1rem 1rem 0.4rem;
}

.slip-kicker {
  margin: 0 0 0.7rem;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan);
}

.slip div {
  display: grid;
  grid-template-columns: 7.2rem 1fr;
  gap: 0.4rem;
  padding: 0.55rem 0;
  border-top: 1px solid var(--line);
}

.slip dt {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--muted);
}

.slip dd {
  margin: 0;
  font-weight: 700;
  overflow-wrap: anywhere;
}

.rail {
  background: var(--navy);
  color: #e7eef6;
}

.rail ul {
  list-style: none;
  margin: 0;
  padding: 0.85rem 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.8rem;
}

.rail li {
  min-height: 3.2rem;
}

.rail span {
  display: block;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #8eabc4;
}

.band {
  padding: 3.2rem 0;
  scroll-margin-top: calc(var(--mast) + 0.8rem);
}

.band-sheet {
  background: var(--sheet);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.block {
  display: grid;
  grid-template-columns: 4.2rem minmax(0, 1fr);
  gap: 0.4rem 1rem;
  max-width: 48rem;
}

.index {
  margin: 0.35rem 0 0;
  font-family: var(--mono);
  color: var(--cyan);
  font-size: 0.95rem;
}

h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.55rem, 2.4vw, 2rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--navy);
}

h3 {
  margin: 1.5rem 0 0.45rem;
  font-size: 1.12rem;
  color: var(--navy);
}

p {
  margin: 0 0 1rem;
}

.short {
  font-weight: 700;
  color: var(--navy);
}

ol,
ul.plain {
  margin: 0 0 1rem;
  padding-left: 1.2rem;
}

li {
  margin: 0.35rem 0;
}

figure {
  margin: 1.2rem 0 0;
}

figcaption {
  margin-top: 0.45rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.note {
  border-left: 4px solid var(--stamp);
  padding: 0.2rem 0 0.2rem 0.9rem;
}

.foot {
  background: var(--navy);
  color: #d5e0ec;
  padding: 2.2rem 0 1.4rem;
}

.foot a {
  color: #d7e7f4;
}

.foot-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 1.4rem;
}

.foot h2 {
  color: #f4f7fb;
  font-size: 1rem;
  letter-spacing: 0;
  margin-bottom: 0.55rem;
}

.foot p,
.foot li {
  font-size: 0.95rem;
}

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

.foot li {
  margin: 0.3rem 0;
}

.updated {
  margin-top: 1.4rem;
  padding-top: 0.8rem;
  border-top: 1px solid #2c4462;
  font-family: var(--mono);
  font-size: 0.85rem;
  color: #9fb4c9;
}

@media (max-width: 860px) {
  .age {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
    margin-left: auto;
  }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--navy);
    border-top: 1px solid #2c4462;
    flex-direction: column;
    align-items: stretch;
    padding: 0.4rem 1rem 1rem;
    gap: 0;
  }

  .nav.is-open {
    display: flex;
  }

  .nav a {
    min-height: 2.8rem;
    display: flex;
    align-items: center;
    border-bottom: 1px solid #2c4462;
  }

  .nav-go {
    margin-top: 0.7rem;
    justify-content: center;
    border-bottom: 0;
  }

  .hero-grid,
  .rail ul,
  .foot-grid,
  .block {
    grid-template-columns: 1fr;
  }

  .index {
    margin: 0;
  }

  .slip div {
    grid-template-columns: 1fr;
    gap: 0.1rem;
  }
}