* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.55;
}

body.nav-open {
  overflow: hidden;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

p,
h1,
h2,
h3,
h4 {
  margin-top: 0;
}

p {
  margin-bottom: 1rem;
  color: var(--text);
}

/* Top navigation */

.top-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(12px);
}

.top-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: min(1126px, 100%);
  min-height: 64px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.nav-brand {
  color: var(--text-h);
  font-family: var(--mono);
  font-size: 0.98rem;
  font-weight: 500;
  letter-spacing: 0;
  white-space: nowrap;
}

.nav-brand:hover,
.nav-links a:hover,
.cta-button:hover {
  text-decoration: none;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 0.25rem;
}

.nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: 2.25rem;
  border-radius: 6px;
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 500;
  padding: 0.45rem 0.7rem;
}

.nav-links a:hover,
.nav-links a.active {
  background: var(--accent-bg);
  color: var(--accent);
}

.nav-links a.nav-github {
  border: 1px solid var(--border);
  color: var(--text-h);
  margin-left: 0.25rem;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--text-h);
  cursor: pointer;
}

.nav-toggle-icon {
  position: relative;
  width: 1rem;
  height: 0.75rem;
}

.nav-toggle-icon,
.nav-toggle-icon::before,
.nav-toggle-icon::after {
  display: block;
  border-top: 2px solid currentColor;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
  position: absolute;
  left: 0;
  width: 1rem;
  content: "";
}

.nav-toggle-icon::before {
  top: 0.25rem;
}

.nav-toggle-icon::after {
  top: 0.62rem;
}

/* Layout */

.container {
  width: min(1126px, 100%);
  min-height: calc(100svh - 64px);
  margin: 0 auto;
  border-inline: 1px solid var(--border);
  background: var(--bg);
}

header,
section,
.cta-section,
footer {
  padding: 3rem 1.25rem;
  border-bottom: 1px solid var(--border);
}

section {
  margin: 0;
}

.compact-section {
  padding-top: 2rem;
}

header {
  display: grid;
  gap: 1rem;
}

h1,
h2,
h3,
h4 {
  color: var(--text-h);
  font-family: var(--heading);
  font-weight: 500;
  letter-spacing: 0;
}

h1 {
  max-width: 18ch;
  margin-bottom: 0;
  font-size: clamp(2.25rem, 8vw, 4.2rem);
  line-height: 1.02;
}

h2 {
  max-width: 18ch;
  margin-bottom: 1.25rem;
  font-size: clamp(1.75rem, 4.5vw, 2.6rem);
  line-height: 1.08;
}

h3 {
  margin: 1.8rem 0 0.75rem;
  font-size: 1.25rem;
}

h4 {
  margin-bottom: 0.45rem;
  font-size: 1.04rem;
}

.tagline,
.lead {
  max-width: 760px;
  color: var(--text);
  font-size: 1.08rem;
  line-height: 1.7;
}

.tagline {
  margin-bottom: 0;
}

.eyebrow {
  margin-bottom: 0;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.disclaimer,
.meta-copy {
  color: var(--text);
  font-size: 0.82rem;
}

.meta-copy {
  margin-top: 0.5rem;
}

code,
pre {
  border-radius: 4px;
  background: var(--code-bg);
  color: var(--text-h);
  font-family: var(--mono);
}

code {
  padding: 0.12rem 0.35rem;
  font-size: 0.88em;
}

pre {
  margin: 1rem 0 0;
  padding: 1rem;
  overflow-x: auto;
  border: 1px solid var(--border);
  font-size: 0.88rem;
  line-height: 1.65;
}

pre code {
  padding: 0;
  background: none;
  color: inherit;
  font-size: inherit;
}

/* Shared components */

.badges,
.badge-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.25rem 0 0;
  padding: 0;
  list-style: none;
}

.badges {
  align-items: center;
}

.badges img {
  height: 20px;
}

.badge,
.badge-list li {
  display: inline-flex;
  align-items: center;
  min-height: 1.75rem;
  border-radius: 6px;
  background: var(--social-bg);
  color: var(--text-h);
  padding: 0.28rem 0.55rem;
  font-size: 0.8rem;
  font-weight: 500;
}

.badge-green,
.badge-amber,
.badge-gray {
  background: var(--accent-bg);
  color: var(--accent);
}

.hero-section,
.command-block,
.card,
.feature-card,
.status-item,
.media-card,
.notice,
.comparison-panel {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--social-bg);
}

.hero-section {
  display: grid;
  gap: 1rem;
}

.hero-section h2,
.cta-section h2 {
  margin-bottom: 0;
}

.hero-section pre {
  margin-top: 0.5rem;
}

.feature-grid,
.card-grid,
.status-grid,
.media-grid,
.principles-grid,
.generator-grid {
  display: grid;
  gap: 1rem;
}

.feature-grid,
.card-grid {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
}

.status-grid {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 140px), 1fr));
}

.media-grid {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr));
}

.feature-card,
.card,
.status-item,
.media-card,
.notice,
.comparison-panel {
  padding: 1.2rem;
}

.feature-card p,
.card p,
.media-card p,
.comparison-panel p {
  margin-bottom: 0;
  font-size: 0.92rem;
}

.feature-card,
.card {
  transition: border-color 0.2s ease, background 0.2s ease;
}

.feature-card:hover,
.card:hover {
  border-color: var(--accent-border);
  background: color-mix(in srgb, var(--social-bg) 72%, var(--accent-bg));
}

.card-snippet {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.card-snippet .card-text {
  flex: 1;
}

.card-snippet pre {
  margin: 0;
}

.status-item {
  display: grid;
  gap: 0.35rem;
  text-align: left;
}

.status-item h4 {
  margin: 0;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.status-item .number {
  color: var(--text-h);
  font-size: 2rem;
  font-weight: 700;
  line-height: 1;
}

.status-item p {
  margin: 0;
  color: var(--text);
  font-size: 0.82rem;
}

.notice {
  margin-top: 1.5rem;
  border-color: var(--accent-border);
}

.notice strong {
  color: var(--accent);
}

.media-card img {
  display: block;
  width: 100%;
  margin-top: 0.75rem;
  border: 1px solid var(--border);
  border-radius: 8px;
}

.cta-section {
  display: grid;
  gap: 1rem;
  background: var(--social-bg);
}

.cta-section p {
  max-width: 720px;
  margin-bottom: 0;
  font-size: 1rem;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.5rem;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: var(--bg);
  padding: 0.65rem 1rem;
  font-size: 0.92rem;
  font-weight: 500;
}

.cta-button:hover {
  opacity: 0.9;
}

.cta-button.secondary {
  border-color: var(--border);
  background: transparent;
  color: var(--text-h);
}

.cta-button.secondary:hover {
  background: var(--code-bg);
  opacity: 1;
}

/* Command blocks and tables */

.command-block {
  overflow: hidden;
}

.command-block + .command-block {
  margin-top: 1rem;
}

.command-block-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--border);
}

.command-block-header h3 {
  margin: 0;
  font-family: var(--mono);
  font-size: 1rem;
}

.cmd-badge {
  border-radius: 6px;
  background: var(--accent-bg);
  color: var(--accent);
  padding: 0.2rem 0.5rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.command-block-body {
  padding: 1.2rem;
}

.table-scroll {
  width: 100%;
  overflow-x: auto;
}

.flags-table,
.profile-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.9rem;
}

.flags-table th,
.profile-table th {
  background: var(--social-bg);
  color: var(--text-h);
  text-align: left;
}

.flags-table th,
.flags-table td,
.profile-table th,
.profile-table td {
  padding: 0.65rem 0.8rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.flags-table tr:last-child td,
.profile-table tr:last-child td {
  border-bottom: 0;
}

.profile-table tr:hover td,
.flags-table tr:hover td {
  background: var(--code-bg);
}

/* Architecture and EDD helpers */

.principles-grid {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr));
}

.flow-stack {
  display: grid;
  gap: 0.75rem;
  max-width: 820px;
}

.flow-card,
.generator-item {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--social-bg);
  padding: 1rem;
}

.flow-card.is-primary {
  border-color: var(--accent-border);
}

.flow-arrow {
  color: var(--accent);
  font-family: var(--mono);
  text-align: center;
}

.generator-grid {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr));
  margin-top: 0.75rem;
}

.generator-item {
  font-size: 0.82rem;
}

.comparison-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
  gap: 1rem;
}

.comparison-panel ol {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--text);
  font-size: 0.92rem;
  line-height: 1.8;
}

/* Footer */

footer {
  display: grid;
  gap: 0.5rem;
  color: var(--text);
  text-align: left;
}

footer p {
  margin: 0;
}

.footer-meta {
  font-size: 0.9rem;
}

.footer-disclaimer {
  font-size: 0.78rem;
}

@media (min-width: 760px) {
  header,
  section,
  .cta-section,
  footer {
    padding: 3.5rem 2rem;
  }

  .section-grid {
    display: grid;
    grid-template-columns: minmax(180px, 0.7fr) minmax(0, 1.3fr);
    gap: 2rem;
  }

  .section-grid h2 {
    margin-bottom: 0;
  }
}

@media (max-width: 900px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: fixed;
    inset: 64px 0 auto 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    max-height: calc(100svh - 64px);
    overflow-y: auto;
    border-bottom: 1px solid var(--border);
    background: var(--bg);
    padding: 0.75rem 1rem 1rem;
  }

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

  .nav-links a {
    justify-content: space-between;
    min-height: 2.75rem;
  }

  .nav-links a.nav-github {
    margin-left: 0;
  }
}

@media (max-width: 640px) {
  .container {
    border-inline: 0;
  }

  header,
  section,
  .cta-section,
  footer {
    padding: 2.25rem 1rem;
  }

  .top-nav-inner {
    padding-inline: 1rem;
  }

  h1 {
    font-size: 2.35rem;
  }

  .tagline,
  .lead {
    font-size: 1rem;
  }

  pre {
    font-size: 0.8rem;
  }

  .cta-actions,
  .cta-button {
    width: 100%;
  }
}