:root {
  --paper: #f2f0e9;
  --ink: #11100e;
  --muted: #625f57;
  --line: #c9c4b8;
  --signal: #cd3d00;
  --white: #fffdf7;
  --max: 1120px;
}

* {
  box-sizing: border-box;
}

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

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 85% 9%, rgba(205, 61, 0, 0.12), transparent 22rem),
    repeating-linear-gradient(90deg, transparent 0, transparent 31px, rgba(17, 16, 14, 0.025) 32px),
    var(--paper);
  font-family: "Avenir Next", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration-color: var(--signal);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.22em;
}

a:hover,
a:focus-visible {
  color: var(--signal);
}

a:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 4px;
}

.site-header,
.site-footer,
main {
  width: min(calc(100% - 40px), var(--max));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 82px;
  border-bottom: 1px solid var(--ink);
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  text-decoration: none;
  font-family: "Avenir Next Condensed", "Hiragino Sans", sans-serif;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.brand-mark {
  color: var(--signal);
}

.brand-version {
  color: var(--muted);
  font: 500 0.7rem/1 "SFMono-Regular", "Osaka-Mono", monospace;
  letter-spacing: 0.08em;
}

nav {
  display: flex;
  gap: clamp(0.8rem, 3vw, 2rem);
  font-family: "SFMono-Regular", "Osaka-Mono", monospace;
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

nav a {
  text-decoration: none;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(250px, 0.65fr);
  min-height: calc(100vh - 82px);
  border-bottom: 1px solid var(--ink);
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(4rem, 10vw, 9rem) clamp(2rem, 7vw, 7rem) clamp(4rem, 8vw, 7rem) 0;
  animation: rise 520ms ease-out both;
}

.kicker,
.eyebrow {
  margin: 0 0 1.25rem;
  color: var(--signal);
  font-family: "SFMono-Regular", "Osaka-Mono", monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  font-family: "Avenir Next Condensed", "Hiragino Sans", sans-serif;
  line-height: 0.97;
}

h1 {
  max-width: 760px;
  margin: 0;
  font-size: clamp(4.25rem, 10vw, 9.6rem);
  font-weight: 800;
  letter-spacing: -0.075em;
}

h1 span {
  display: block;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--ink);
}

.lede {
  max-width: 640px;
  margin: 2.25rem 0 0;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.6;
}

.hero-rail {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2rem 0 2.5rem 2rem;
  border-left: 1px solid var(--ink);
  animation: rise 520ms 100ms ease-out both;
}

.rail-label {
  margin: 0;
  color: var(--muted);
  font-family: "SFMono-Regular", "Osaka-Mono", monospace;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.rail-value {
  margin: 0.35rem 0 1.5rem;
  font-size: 1rem;
  font-weight: 700;
}

.platform-link {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.35rem 0.65rem;
  width: fit-content;
  max-width: 100%;
  margin: 0.35rem 0 1.5rem;
  text-decoration: none;
}

.platform-name {
  font-weight: 800;
}

.platform-handle {
  color: var(--muted);
  font-family: "SFMono-Regular", "Osaka-Mono", monospace;
  font-size: 0.75rem;
  overflow-wrap: anywhere;
}

.signal-block {
  margin-top: 2rem;
  padding: 1.4rem;
  color: var(--white);
  background: var(--signal);
}

.signal-block strong {
  display: block;
  font-family: "Avenir Next Condensed", "Hiragino Sans", sans-serif;
  font-size: clamp(1.7rem, 4vw, 2.8rem);
  line-height: 1;
  letter-spacing: -0.03em;
}

.section {
  display: grid;
  grid-template-columns: 0.45fr 1.55fr;
  gap: clamp(2rem, 8vw, 7rem);
  padding: clamp(4rem, 9vw, 8rem) 0;
  border-bottom: 1px solid var(--line);
}

.section-index {
  font-family: "SFMono-Regular", "Osaka-Mono", monospace;
  font-size: 0.74rem;
  letter-spacing: 0.12em;
}

.section h2 {
  margin: 0 0 2rem;
  font-size: clamp(2.8rem, 6vw, 5.8rem);
  letter-spacing: -0.055em;
}

.section-copy {
  max-width: 760px;
}

.section-copy > :first-child {
  margin-top: 0;
}

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 3rem;
  padding: 1px;
  background: var(--ink);
}

.principle {
  min-height: 200px;
  padding: 1.5rem;
  background: var(--paper);
}

.principle strong {
  display: block;
  margin-bottom: 2rem;
  color: var(--signal);
  font: 700 0.75rem/1 "SFMono-Regular", "Osaka-Mono", monospace;
}

.principle p {
  margin: 0;
}

.policy-main {
  max-width: 900px;
  padding: clamp(4rem, 9vw, 8rem) 0;
}

.policy-title {
  margin: 0 0 1.5rem;
  font-size: clamp(3.4rem, 9vw, 7.5rem);
  letter-spacing: -0.065em;
}

.policy-meta {
  margin-bottom: 4rem;
  padding: 1rem 0;
  border-block: 1px solid var(--line);
  color: var(--muted);
  font-family: "SFMono-Regular", "Osaka-Mono", monospace;
  font-size: 0.76rem;
}

.policy-body {
  max-width: 760px;
}

.policy-body h2 {
  margin: 4rem 0 1rem;
  font-size: clamp(1.8rem, 4vw, 2.7rem);
  letter-spacing: -0.035em;
}

.policy-body h3 {
  margin: 2.5rem 0 0.75rem;
  font-size: 1.35rem;
  line-height: 1.25;
}

.policy-body ul {
  padding-left: 1.25rem;
}

.policy-body li + li {
  margin-top: 0.65rem;
}

.notice {
  margin: 2.5rem 0;
  padding: 1.25rem 1.4rem;
  border-left: 5px solid var(--signal);
  background: rgba(255, 253, 247, 0.7);
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  padding: 2rem 0 3rem;
  color: var(--muted);
  font-family: "SFMono-Regular", "Osaka-Mono", monospace;
  font-size: 0.7rem;
}

.hero > *,
.section > *,
.site-footer > *,
.policy-main,
.policy-body,
.notice {
  min-width: 0;
}

.lede,
.rail-value,
.section-copy,
.policy-meta,
.policy-body,
.notice,
.site-footer {
  overflow-wrap: anywhere;
  word-break: normal;
}

.policy-body pre {
  max-width: 100%;
  overflow-x: auto;
}

.policy-body code {
  overflow-wrap: anywhere;
  word-break: break-word;
}

.footer-links {
  display: flex;
  gap: 1.25rem;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }
}

@media (max-width: 760px) {
  .site-header,
  .site-footer,
  main {
    width: min(calc(100% - 32px), var(--max));
  }

  .site-header {
    align-items: flex-start;
    gap: 1rem;
    padding: 1.25rem 0;
  }

  nav {
    flex-direction: column;
    align-items: flex-end;
    gap: 0.35rem;
  }

  .hero,
  .section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-copy {
    min-height: 70vh;
    padding-right: 0;
  }

  h1 {
    font-size: clamp(3.2rem, 16vw, 6rem);
    letter-spacing: -0.065em;
  }

  .hero-rail {
    padding: 2rem 0;
    border-top: 1px solid var(--ink);
    border-left: 0;
  }

  .section {
    gap: 1.5rem;
  }

  .principles {
    grid-template-columns: 1fr;
  }

  .principle {
    min-height: 0;
  }

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

  .footer-links {
    flex-wrap: wrap;
  }
}