:root {
  --bg: #0e1116;
  --bg-soft: #171b24;
  --panel: rgba(247, 245, 251, 0.94);
  --panel-strong: rgba(255, 255, 255, 0.98);
  --text: #1c2129;
  --muted: #5f6572;
  --line: rgba(28, 33, 41, 0.14);
  --line-strong: rgba(28, 33, 41, 0.28);
  --accent: #20262f;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  --radius: 28px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top, rgba(196, 202, 236, 0.24), transparent 34rem),
    linear-gradient(180deg, #0a0d12 0%, #10141c 100%);
  color: var(--text);
  font-family: "IBM Plex Sans", "Avenir Next", "Helvetica Neue", sans-serif;
}

code,
pre,
.hero-body,
.hero-meta span,
.small-note {
  font-family: "IBM Plex Mono", "SFMono-Regular", "Consolas", monospace;
}

.page-shell {
  width: min(1180px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 28px 0 72px;
}

.site-header,
.hero,
.section,
.site-footer {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 28px;
  margin-bottom: 20px;
}

.brand-kicker,
.eyebrow {
  margin: 0 0 8px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.72rem;
}

.brand-lockup h1,
.hero-copy h2,
.section-heading h3 {
  margin: 0;
}

.brand-lockup h1 {
  font-family: "IBM Plex Mono", monospace;
  font-size: clamp(2rem, 3.5vw, 3rem);
  line-height: 0.95;
}

.site-tagline {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 1rem;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.site-nav a,
.site-footer a {
  color: var(--accent);
  text-decoration: none;
}

.site-nav a:hover,
.site-footer a:hover {
  text-decoration: underline;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.25fr);
  gap: 24px;
  padding: 28px;
  margin-bottom: 20px;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-copy h2 {
  font-size: clamp(2rem, 4vw, 3.7rem);
  line-height: 0.98;
  max-width: 12ch;
}

.hero-body {
  margin: 18px 0 0;
  color: var(--muted);
  line-height: 1.65;
  max-width: 56ch;
}

.hero-actions,
.hero-meta,
.legacy-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-actions {
  margin-top: 20px;
}

.hero-meta {
  margin-top: 16px;
}

.hero-meta span {
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.55);
  color: var(--muted);
  font-size: 0.86rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: rgba(255, 255, 255, 0.8);
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.button:hover {
  background: var(--panel-strong);
}

.button-primary {
  background: var(--accent);
  color: #f7f5fb;
}

.button-primary:hover {
  background: #12171e;
}

.button-quiet {
  background: transparent;
}

.hero-shot img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 26px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
}

.section {
  padding: 28px;
  margin-bottom: 20px;
}

.section-heading {
  margin-bottom: 18px;
}

.install-grid,
.feature-grid {
  display: grid;
  gap: 16px;
}

.install-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.install-card,
.feature-card,
.legacy-card,
.auth-callout {
  border-radius: 22px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.64);
  padding: 20px;
}

.install-card-primary {
  background: rgba(28, 33, 41, 0.96);
  color: #f6f4fb;
}

.install-card-primary p,
.install-card-primary .small-note {
  color: rgba(246, 244, 251, 0.76);
}

.install-card h4,
.feature-card h4,
.auth-callout h4 {
  margin: 0 0 10px;
  font-family: "IBM Plex Mono", monospace;
}

pre {
  overflow-x: auto;
  margin: 12px 0 0;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(17, 20, 27, 0.96);
  color: #edf1f7;
  font-size: 0.93rem;
  line-height: 1.5;
}

.install-card-primary pre {
  background: rgba(8, 10, 14, 0.74);
}

.small-note {
  margin-top: 12px;
  color: var(--muted);
  font-size: 0.84rem;
}

.auth-callout {
  margin-top: 16px;
}

.auth-callout ol {
  margin: 12px 0 0;
  padding-left: 18px;
  line-height: 1.7;
}

.feature-card p,
.legacy-card p,
.legacy-card li {
  color: var(--muted);
  line-height: 1.7;
}

.wide-command {
  margin: 0;
}

.legacy-card {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) auto;
  gap: 20px;
  align-items: end;
}

.legacy-card ul {
  margin: 16px 0 0;
  padding-left: 18px;
}

.site-footer {
  padding: 18px 22px;
  color: var(--muted);
  font-size: 0.96rem;
}

@media (max-width: 980px) {
  .hero,
  .install-grid,
  .feature-grid,
  .legacy-card {
    grid-template-columns: 1fr;
  }

  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100vw - 18px, 1180px);
    padding-top: 12px;
  }

  .site-header,
  .hero,
  .section,
  .site-footer {
    border-radius: 22px;
    padding: 20px;
  }

  .hero-copy h2 {
    max-width: none;
  }
}