:root {
  color-scheme: light;
  --ink: #0c1117;
  --ink-soft: #26323d;
  --muted: #667179;
  --paper: #f7f3ea;
  --paper-strong: #fffdf6;
  --line: #d8cebb;
  --teal: #14b8a6;
  --amber: #f6b54b;
  --red: #d64f3d;
  --max-width: 1160px;
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    linear-gradient(90deg, rgba(12, 17, 23, 0.05) 1px, transparent 1px),
    linear-gradient(0deg, rgba(12, 17, 23, 0.04) 1px, transparent 1px),
    var(--paper);
  background-size: 56px 56px;
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

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

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: 12px;
  z-index: 10;
  transform: translateY(-160%);
  background: var(--ink);
  color: var(--paper-strong);
  padding: 10px 14px;
  border-radius: var(--radius);
  text-decoration: none;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 18px 24px;
  background: rgba(247, 243, 234, 0.9);
  border-bottom: 1px solid rgba(12, 17, 23, 0.1);
  backdrop-filter: blur(18px);
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  font-weight: 800;
  text-decoration: none;
}

.brand-logo {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.94rem;
  font-weight: 700;
}

.site-nav a {
  padding: 9px 12px;
  border-radius: var(--radius);
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  background: rgba(12, 17, 23, 0.08);
  outline: none;
}

main {
  overflow: clip;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.98fr) minmax(320px, 1.02fr);
  gap: 44px;
  align-items: center;
  max-width: var(--max-width);
  min-height: calc(100vh - 88px);
  margin: 0 auto;
  padding: 58px 24px 46px;
}

.hero-copy {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--teal);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  max-width: 9ch;
  font-size: clamp(4rem, 6.8rem, 6.8rem);
  line-height: 0.95;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: clamp(2.1rem, 3rem, 3rem);
  line-height: 1.05;
  letter-spacing: 0;
}

h3 {
  margin: 16px 0 10px;
  font-size: 1.2rem;
  letter-spacing: 0;
}

.hero-text {
  max-width: 640px;
  margin: 24px 0 0;
  color: var(--ink-soft);
  font-size: 1.18rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  padding: 12px 18px;
  background: var(--paper-strong);
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  background: var(--ink);
  color: var(--paper-strong);
}

.button:hover,
.button:focus-visible {
  box-shadow: 5px 5px 0 var(--amber);
  outline: none;
  transform: translate(-1px, -1px);
}

.hero-visual {
  border: 2px solid var(--ink);
  border-radius: var(--radius);
  background: var(--paper-strong);
  box-shadow: 12px 12px 0 var(--ink);
  overflow: hidden;
}

.hero-visual img {
  width: 100%;
  aspect-ratio: 1200 / 630;
  object-fit: cover;
}

.release-strip,
.section,
.site-footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-right: 24px;
  padding-left: 24px;
}

.release-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  padding-top: 12px;
  padding-bottom: 12px;
  background: var(--ink);
  border: 2px solid var(--ink);
  border-radius: var(--radius);
}

.release-strip div {
  min-width: 0;
  padding: 20px;
  background: var(--paper-strong);
}

.fact-label {
  display: block;
  margin-bottom: 6px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.release-strip strong {
  display: block;
  font-size: 1.05rem;
}

.section {
  padding-top: 88px;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 28px;
}

.section-heading.compact {
  max-width: 520px;
}

.section-heading p:not(.eyebrow) {
  margin: 18px 0 0;
  color: var(--ink-soft);
  font-size: 1.06rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.feature-card,
.resource-link,
.faq-list details {
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: var(--paper-strong);
}

.feature-card {
  min-width: 0;
  padding: 22px;
}

.feature-index {
  display: inline-flex;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--amber);
  color: var(--ink);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-weight: 800;
}

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

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 48px;
  align-items: start;
}

.spec-list {
  margin: 0;
  border-top: 2px solid var(--ink);
}

.spec-list div {
  display: grid;
  grid-template-columns: 160px minmax(0, 1fr);
  gap: 20px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.spec-list dt {
  color: var(--muted);
  font-weight: 800;
}

.spec-list dd {
  margin: 0;
  color: var(--ink);
  font-weight: 700;
}

.link-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.resource-link {
  min-width: 0;
  padding: 20px;
  text-decoration: none;
}

.resource-link:hover,
.resource-link:focus-visible {
  border-color: var(--teal);
  box-shadow: 5px 5px 0 var(--teal);
  outline: none;
}

.resource-link span {
  display: block;
  margin-bottom: 16px;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 800;
  text-transform: uppercase;
}

.resource-link strong {
  display: block;
  font-size: 1.1rem;
}

.faq-section {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 48px;
  padding-bottom: 88px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-list details {
  padding: 0 18px;
}

.faq-list summary {
  cursor: pointer;
  padding: 18px 0;
  font-weight: 800;
}

.faq-list p {
  margin: 0;
  padding: 0 0 18px;
  color: var(--ink-soft);
}

.site-footer {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 28px;
  align-items: center;
  padding-top: 30px;
  padding-bottom: 34px;
  border-top: 2px solid var(--ink);
}

.site-footer img {
  width: 220px;
}

.site-footer p {
  margin: 0;
  color: var(--ink-soft);
}

@media (max-width: 900px) {
  .hero,
  .split-section,
  .faq-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 44px;
  }

  .release-strip,
  .feature-grid,
  .link-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .site-header {
    position: static;
    flex-direction: column;
    align-items: stretch;
    padding: 14px 16px;
  }

  .site-nav {
    justify-content: space-between;
  }

  .site-nav a {
    flex: 1;
    text-align: center;
  }

  .hero,
  .release-strip,
  .section,
  .site-footer {
    padding-right: 16px;
    padding-left: 16px;
  }

  h1 {
    font-size: 4rem;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .hero-visual {
    box-shadow: 7px 7px 0 var(--ink);
  }

  .release-strip,
  .feature-grid,
  .link-grid,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .spec-list div {
    grid-template-columns: 1fr;
    gap: 6px;
  }
}