:root {
  color: #172124;
  background: #f2eee3;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background-color: #f2eee3;
  background-image:
    linear-gradient(#1721240a 1px, transparent 1px),
    linear-gradient(90deg, #1721240a 1px, transparent 1px);
  background-size: 32px 32px;
}
a { color: inherit; }
img { display: block; max-width: 100%; }
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.92em;
}

.site-header {
  width: min(1420px, calc(100% - 48px));
  margin: 0 auto;
  min-height: 84px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #b9ae9b;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -.02em;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  color: #f7f3e9;
  background: #172124;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  letter-spacing: .12em;
}
nav { display: flex; align-items: center; gap: 28px; }
nav a { font-size: 14px; font-weight: 700; text-decoration: none; }

.hero, .section, .closing, footer, .proof-strip {
  width: min(1420px, calc(100% - 48px));
  margin-inline: auto;
}
.hero { padding: 110px 0 0; text-align: center; }
.eyebrow {
  color: #a34732;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .16em;
}
h1 {
  max-width: 1080px;
  margin: 20px auto 24px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(44px, 6.4vw, 88px);
  font-weight: 500;
  line-height: .98;
  letter-spacing: -.055em;
}
.hero-copy {
  max-width: 760px;
  margin: 0 auto;
  color: #455154;
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.55;
}
.actions {
  margin: 34px 0 60px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}
.button {
  display: inline-block;
  padding: 15px 21px;
  color: #f7f3e9;
  background: #172124;
  border: 1px solid #172124;
  font-size: 14px;
  font-weight: 800;
  text-decoration: none;
}
.button:hover { background: #a34732; border-color: #a34732; }
.button-small { padding: 10px 14px; }
.text-link {
  color: #a34732;
  font-weight: 800;
  text-underline-offset: 4px;
}

.proof-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 20px;
  padding: 36px 0;
  border-block: 1px solid #b9ae9b;
}
.proof-strip div {
  display: flex;
  flex-direction: column;
  gap: 6px;
  border-right: 1px solid #b9ae9b;
  padding-right: 16px;
}
.proof-strip div:last-child { border: 0; }
.proof-strip strong {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(22px, 2.4vw, 32px);
  font-weight: 500;
}
.proof-strip span {
  color: #64665f;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.section { padding: 110px 0; border-bottom: 1px solid #b9ae9b; }
h2 {
  max-width: 900px;
  margin: 18px 0 24px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(36px, 4.6vw, 60px);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -.04em;
}
.section-lead {
  max-width: 720px;
  color: #455154;
  font-size: 18px;
  line-height: 1.65;
  margin: 0 0 36px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.cards article {
  padding: 28px;
  background: #f7f3e9;
  border: 1px solid #b9ae9b;
}
.cards h3 {
  margin: 0 0 12px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 24px;
  font-weight: 500;
}
.cards p {
  margin: 0;
  color: #586164;
  line-height: 1.6;
  font-size: 15px;
}

.feature-list {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid #b9ae9b;
}
.feature-list li {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 12px;
  padding: 21px 0;
  border-bottom: 1px solid #b9ae9b;
}
.feature-list li > span {
  color: #a34732;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-weight: 800;
}
.feature-list strong { font-size: 17px; }
.feature-list p {
  margin: 5px 0 0;
  color: #64665f;
  line-height: 1.5;
}
.feature-list code { color: #a34732; }

.boundary-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.boundary-grid article {
  padding: 28px;
  background: #f7f3e9;
  border: 1px solid #b9ae9b;
}
.boundary-grid h3 {
  margin: 0 0 14px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 26px;
  font-weight: 500;
}
.boundary-grid.yes h3,
.boundary-grid article.yes h3 { color: #2f6b4f; }
.boundary-grid article.no h3 { color: #a34732; }
.boundary-grid ul {
  margin: 0;
  padding-left: 1.1rem;
  color: #586164;
  line-height: 1.55;
}
.boundary-grid li { margin-bottom: 0.45rem; }

.skill-group { margin-top: 36px; }
.skill-group-label {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: #64665f;
  margin-bottom: 12px;
}
.skill-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.skill {
  display: grid;
  gap: 4px;
  padding: 16px 18px;
  background: #f7f3e9;
  border: 1px solid #b9ae9b;
}
.skill code {
  color: #a34732;
  font-weight: 700;
  font-size: 13px;
}
.skill span {
  color: #586164;
  font-size: 14px;
  line-height: 1.45;
}

.install .code-block {
  margin: 0;
  padding: 22px 24px;
  background: #172124;
  color: #f7f3e9;
  border: 1px solid #172124;
  overflow-x: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13.5px;
  line-height: 1.7;
}
.install-note { margin-top: 22px; }

.closing {
  padding: 120px 0;
  text-align: center;
}
.closing h2 { margin-inline: auto; }
.closing .button { margin-top: 8px; }
.closing p {
  margin-top: 28px;
  color: #64665f;
  font-size: 13px;
}

footer {
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid #b9ae9b;
  color: #64665f;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .08em;
  gap: 12px;
  flex-wrap: wrap;
}

@media (max-width: 980px) {
  .cards { grid-template-columns: 1fr 1fr; }
  .skill-grid { grid-template-columns: 1fr; }
  .boundary-grid { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  nav > a:not(.button) { display: none; }
  .hero { padding-top: 72px; }
  .cards { grid-template-columns: 1fr; }
  .proof-strip { grid-template-columns: repeat(2, 1fr); row-gap: 30px; }
  .proof-strip div:nth-child(2) { border-right: 0; }
}

@media (max-width: 560px) {
  .site-header, .hero, .section, .closing, footer, .proof-strip {
    width: min(100% - 28px, 1420px);
  }
  .site-header { min-height: 70px; }
  .brand > span:last-child { display: none; }
  h1 { font-size: 42px; }
  .actions { flex-direction: column; }
  .proof-strip { grid-template-columns: 1fr 1fr; }
  .proof-strip strong { font-size: 22px; }
  .section { padding: 80px 0; }
  footer {
    flex-direction: column;
    justify-content: center;
    text-align: center;
    padding: 28px 0;
  }
}