:root {
  color-scheme: dark;
  --bg: #080d13;
  --bg-soft: #0d141d;
  --panel: #111b26;
  --line: #253544;
  --line-bright: #355166;
  --text: #eef5f8;
  --muted: #9cafbc;
  --faint: #728694;
  --accent: #67d8ef;
  --accent-soft: rgba(103, 216, 239, 0.12);
  --green: #68d391;
  --radius: 1rem;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
  --shell: 74rem;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 6rem; }
body {
  margin: 0;
  min-width: 20rem;
  background: radial-gradient(circle at 75% 4%, rgba(53, 189, 221, 0.11), transparent 24rem), var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }
::selection { background: var(--accent); color: #061017; }
.shell { width: min(calc(100% - 3rem), var(--shell)); margin-inline: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 100; top: 1rem; left: 1rem; padding: .7rem 1rem; border-radius: .5rem; background: var(--accent); color: #061017; font-weight: 800; text-decoration: none; transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); }

.site-header { position: sticky; z-index: 50; top: 0; border-bottom: 1px solid rgba(53, 81, 102, .55); background: rgba(8, 13, 19, .88); backdrop-filter: blur(18px); }
.header-inner { min-height: 4.75rem; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.brand { display: inline-flex; align-items: center; gap: .7rem; color: var(--text); font-size: 1.15rem; font-weight: 800; letter-spacing: -.02em; text-decoration: none; }
.brand-mark { display: grid; width: 2.2rem; height: 2.2rem; place-items: center; border: 1px solid var(--line-bright); border-radius: .55rem; background: var(--accent-soft); color: var(--accent); font-family: ui-monospace, Consolas, monospace; font-size: .78rem; }
.site-nav { display: flex; align-items: center; gap: 1.65rem; }
.site-nav a { color: var(--muted); font-size: .88rem; font-weight: 650; text-decoration: none; }
.site-nav a:hover { color: var(--text); }
.site-nav .nav-github { padding: .65rem .9rem; border: 1px solid var(--line-bright); border-radius: .55rem; color: var(--text); }
.nav-toggle { display: none; width: 2.75rem; height: 2.75rem; padding: .7rem; border: 1px solid var(--line-bright); border-radius: .6rem; background: var(--panel); color: var(--text); cursor: pointer; }
.nav-toggle span:not(.sr-only) { display: block; height: 2px; margin: 4px 0; border-radius: 2px; background: currentColor; }

.hero { position: relative; overflow: hidden; padding: 7rem 0 6rem; }
.hero::before { position: absolute; right: -8rem; bottom: -14rem; width: 34rem; height: 34rem; border: 1px solid rgba(103, 216, 239, .11); border-radius: 50%; box-shadow: 0 0 0 5rem rgba(103, 216, 239, .025), 0 0 0 10rem rgba(103, 216, 239, .018); content: ""; }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(25rem, .96fr); align-items: center; gap: clamp(3rem, 7vw, 7rem); }
.eyebrow { margin: 0 0 1.2rem; color: var(--accent); font-family: ui-monospace, Consolas, monospace; font-size: .78rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.hero .eyebrow { display: flex; align-items: center; gap: .65rem; }
.hero .eyebrow span { width: 1.6rem; height: 1px; background: currentColor; }
h1, h2, h3, p { text-wrap: pretty; }
h1, h2, h3 { margin-top: 0; line-height: 1.1; }
h1 { max-width: 12ch; margin-bottom: 1.6rem; font-size: clamp(3.4rem, 6.5vw, 6.5rem); letter-spacing: -.065em; }
h1 span { color: var(--accent); }
h2 { margin-bottom: 1.2rem; font-size: clamp(2.2rem, 4vw, 4rem); letter-spacing: -.045em; }
h3 { margin-bottom: .75rem; font-size: 1.25rem; letter-spacing: -.02em; }
.hero-lead { max-width: 38rem; margin: 0; color: var(--muted); font-size: clamp(1.05rem, 1.8vw, 1.25rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.button { display: inline-flex; min-height: 3rem; align-items: center; justify-content: center; padding: .75rem 1.15rem; border: 1px solid transparent; border-radius: .6rem; font-size: .9rem; font-weight: 800; text-decoration: none; transition: border-color 160ms ease, background-color 160ms ease, transform 160ms ease; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--accent); color: #071117; }
.button-primary:hover { background: #8ce8f7; }
.button-secondary { border-color: var(--line-bright); background: rgba(17, 27, 38, .7); color: var(--text); }
.button-secondary:hover { border-color: var(--accent); background: var(--accent-soft); }
.hero-facts { display: flex; flex-wrap: wrap; gap: .65rem 1.5rem; margin: 2rem 0 0; padding: 0; color: var(--muted); font-size: .84rem; list-style: none; }
.hero-facts li::before { margin-right: .55rem; color: var(--green); content: "\2713"; }

.terminal-card { overflow: hidden; border: 1px solid var(--line-bright); border-radius: var(--radius); background: rgba(13, 20, 29, .94); box-shadow: var(--shadow); font-family: ui-monospace, Consolas, monospace; }
.terminal-bar, .code-card-header, .shot-bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.terminal-bar { min-height: 3rem; padding: 0 1rem; border-bottom: 1px solid var(--line); color: var(--faint); font-size: .72rem; }
.window-controls { display: flex; gap: .4rem; }
.window-controls span { width: .55rem; height: .55rem; border-radius: 50%; background: #425566; }
.status-dot { color: var(--green); }
.status-dot::before { display: inline-block; width: .45rem; height: .45rem; margin-right: .4rem; border-radius: 50%; background: currentColor; content: ""; }
.terminal-body { min-height: 22rem; padding: 2.2rem 2rem; color: #dce8ee; font-size: clamp(.76rem, 1.2vw, .9rem); line-height: 1.8; }
.terminal-body p { margin: 0; }
.terminal-body .prompt { color: var(--accent); }
.terminal-body .muted { color: var(--faint); }
.terminal-body .indent { padding-left: 1.2rem; }
.terminal-body .terminal-success { margin: 1.5rem 0 .7rem; color: var(--green); }
.terminal-success::before { margin-right: .6rem; content: "[ok]"; }
.cursor { display: inline-block; width: .55rem; height: 1.1em; margin-left: .3rem; vertical-align: -.18em; background: var(--accent); animation: cursor-blink 1.2s step-end infinite; }
@keyframes cursor-blink { 50% { opacity: 0; } }
.terminal-meta { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); color: var(--faint); font-size: .66rem; text-align: center; }
.terminal-meta span { padding: .85rem .4rem; }
.terminal-meta span + span { border-left: 1px solid var(--line); }

.trust-strip { border-block: 1px solid var(--line); background: rgba(13, 20, 29, .62); }
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.trust-grid div { display: flex; min-height: 7rem; flex-direction: column; justify-content: center; padding: 1rem 1.5rem; }
.trust-grid div + div { border-left: 1px solid var(--line); }
.trust-grid strong { font-size: .92rem; }
.trust-grid span { color: var(--faint); font-size: .78rem; }
.section { padding: clamp(5rem, 9vw, 8.5rem) 0; }
.section-heading { max-width: 50rem; margin-bottom: 3.5rem; }
.section-heading > p:last-child, .section-heading-split > p, .security-copy > p { color: var(--muted); font-size: 1.05rem; }
.section-heading-split { display: grid; max-width: none; grid-template-columns: minmax(0, 1.35fr) minmax(18rem, .65fr); align-items: end; gap: 4rem; }
.section-heading-split > p { margin: 0 0 .7rem; }

.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.feature-card { position: relative; min-height: 18rem; padding: 2rem; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(145deg, rgba(21, 35, 49, .78), rgba(13, 20, 29, .7)); }
.feature-card-wide { grid-column: span 2; }
.feature-card h3 { margin-top: 3.7rem; }
.feature-card p { max-width: 37rem; margin-bottom: 0; color: var(--muted); }
.feature-index { position: absolute; top: 1.5rem; left: 2rem; color: var(--accent); font-family: ui-monospace, Consolas, monospace; font-size: .75rem; }
.tag-list { display: flex; flex-wrap: wrap; gap: .5rem; margin: 2rem 0 0; padding: 0; list-style: none; }
.tag-list li { padding: .35rem .65rem; border: 1px solid var(--line-bright); border-radius: 999px; color: var(--muted); font-size: .72rem; }

.section-workspace, .architecture-section { border-block: 1px solid var(--line); background: var(--bg-soft); }
.product-shot { overflow: hidden; margin: 0; border: 1px solid var(--line); border-radius: var(--radius); background: #070b10; box-shadow: var(--shadow); }
.product-shot-large { margin-bottom: 1rem; }
.shot-bar { min-height: 3rem; padding: 0 1rem; border-bottom: 1px solid var(--line); color: var(--muted); font-size: .72rem; }
.shot-bar span:first-child { color: var(--text); font-weight: 750; }
.product-shot img { width: 100%; height: auto; }
.product-shot-large img { max-height: 46rem; object-fit: cover; object-position: top; }
.shot-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.shot-grid .product-shot img { aspect-ratio: 16 / 10; object-fit: cover; object-position: top; }
.product-shot figcaption { padding: 1rem 1.25rem 1.2rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .82rem; }

.security-section { background: linear-gradient(90deg, rgba(103, 216, 239, .035) 1px, transparent 1px), linear-gradient(rgba(103, 216, 239, .035) 1px, transparent 1px); background-size: 3rem 3rem; }
.security-grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(3rem, 9vw, 9rem); }
.security-copy { position: sticky; top: 8rem; align-self: start; }
.text-link { display: inline-block; margin-top: 1.2rem; color: var(--accent); font-weight: 800; text-underline-offset: .3rem; }
.security-list { border-top: 1px solid var(--line-bright); }
.security-list article { display: grid; grid-template-columns: 3rem 1fr; gap: 1.3rem; padding: 2.2rem 0; border-bottom: 1px solid var(--line-bright); }
.security-list article > span { color: var(--accent); font-family: ui-monospace, Consolas, monospace; font-size: .75rem; }
.security-list p { margin: 0; color: var(--muted); }

.architecture-flow { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; margin: 0; padding: 1px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--line); list-style: none; }
.architecture-flow li { position: relative; display: flex; min-height: 12rem; flex-direction: column; justify-content: flex-end; padding: 1.5rem; background: var(--panel); }
.architecture-flow li:first-child { border-radius: calc(var(--radius) - 2px) 0 0 calc(var(--radius) - 2px); }
.architecture-flow li:last-child { border-radius: 0 calc(var(--radius) - 2px) calc(var(--radius) - 2px) 0; }
.architecture-flow li:not(:last-child)::after { position: absolute; z-index: 2; top: 50%; right: -.7rem; display: grid; width: 1.4rem; height: 1.4rem; place-items: center; border: 1px solid var(--line-bright); border-radius: 50%; background: var(--bg-soft); color: var(--accent); content: ">"; font-family: ui-monospace, Consolas, monospace; font-size: .7rem; }
.architecture-flow span { position: absolute; top: 1.5rem; left: 1.5rem; color: var(--accent); font-family: ui-monospace, Consolas, monospace; font-size: .7rem; }
.architecture-flow strong { font-size: 1.15rem; }
.architecture-flow small, .architecture-note { color: var(--muted); }
.architecture-note { margin: 1.2rem 0 0; font-size: .86rem; }
.architecture-note strong { color: var(--text); }

.quick-start-grid { display: grid; grid-template-columns: minmax(0, .8fr) minmax(30rem, 1.2fr); align-items: center; gap: clamp(3rem, 8vw, 8rem); }
.quick-start-grid > div:first-child > p:not(.eyebrow):not(.callout) { color: var(--muted); }
code { font-family: ui-monospace, Consolas, monospace; }
.callout { margin-top: 1.5rem; padding: 1rem 1.1rem; border-left: 2px solid var(--accent); background: var(--accent-soft); color: #c5d9e2; font-size: .84rem; }
.code-card { overflow: hidden; border: 1px solid var(--line-bright); border-radius: var(--radius); background: #070b10; box-shadow: var(--shadow); }
.code-card-header { min-height: 3.2rem; padding: 0 1rem 0 1.4rem; border-bottom: 1px solid var(--line); color: var(--muted); font-size: .78rem; }
.code-card-header button { padding: .4rem .65rem; border: 1px solid var(--line-bright); border-radius: .45rem; background: var(--panel); color: var(--text); font-size: .72rem; font-weight: 750; cursor: pointer; }
.code-card-header button:hover { border-color: var(--accent); }
.code-card pre { margin: 0; padding: 1.6rem; overflow-x: auto; color: #d9e8ed; font-size: .78rem; line-height: 1.75; }
.copy-status { min-height: 1.5rem; margin: 0; padding: 0 1.4rem .7rem; color: var(--green); font-size: .72rem; }

.final-cta { padding: 6rem 0; border-block: 1px solid var(--line); background: linear-gradient(120deg, rgba(103, 216, 239, .1), rgba(13, 20, 29, .8)); }
.final-cta-inner { display: flex; align-items: flex-end; justify-content: space-between; gap: 3rem; }
.final-cta h2 { max-width: 18ch; margin-bottom: 0; }
.final-cta .hero-actions { flex: 0 0 auto; margin-top: 0; }
.site-footer { padding: 3rem 0; background: #060a0f; }
.footer-inner { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 2rem; }
.footer-inner p { margin: 0; color: var(--faint); font-size: .8rem; }
.footer-inner nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 1.2rem; }
.footer-inner nav a { color: var(--muted); font-size: .78rem; text-decoration: none; }
.footer-inner nav a:hover { color: var(--accent); }

@media (max-width: 62rem) {
  .js .nav-toggle { display: block; }
  .js .site-nav { position: absolute; top: calc(100% + 1px); right: 1.5rem; left: 1.5rem; display: none; align-items: stretch; padding: .7rem; border: 1px solid var(--line-bright); border-radius: .75rem; background: var(--panel); box-shadow: var(--shadow); }
  .js .site-nav[data-open="true"] { display: grid; }
  .js .site-nav a { padding: .7rem .8rem; }
  .hero-grid, .security-grid, .quick-start-grid { grid-template-columns: 1fr; }
  .hero-grid { gap: 4rem; }
  .terminal-card { width: min(100%, 40rem); }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-card-wide { grid-column: span 2; }
  .security-copy { position: static; }
  .quick-start-grid { gap: 3rem; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-inner nav { justify-content: flex-start; }
}

@media (max-width: 44rem) {
  .shell { width: min(calc(100% - 2rem), var(--shell)); }
  .hero { padding: 4.5rem 0 4rem; }
  h1 { font-size: clamp(3rem, 16vw, 4.7rem); }
  .terminal-body { min-height: 18rem; padding: 1.5rem 1.1rem; }
  .terminal-meta, .trust-grid, .feature-grid, .shot-grid, .architecture-flow { grid-template-columns: 1fr; }
  .terminal-meta span + span, .trust-grid div + div { border-top: 1px solid var(--line); border-left: 0; }
  .trust-grid div { min-height: 5.5rem; padding-inline: 0; }
  .section-heading-split { grid-template-columns: 1fr; gap: 1rem; }
  .feature-card-wide { grid-column: auto; }
  .feature-card { min-height: 15rem; }
  .architecture-flow li:first-child { border-radius: calc(var(--radius) - 2px) calc(var(--radius) - 2px) 0 0; }
  .architecture-flow li:last-child { border-radius: 0 0 calc(var(--radius) - 2px) calc(var(--radius) - 2px); }
  .architecture-flow li:not(:last-child)::after { top: auto; right: 50%; bottom: -.7rem; transform: translateX(50%) rotate(90deg); }
  .quick-start-grid, .code-card { min-width: 0; }
  .code-card pre { padding: 1.2rem; font-size: .7rem; }
  .final-cta-inner { align-items: flex-start; flex-direction: column; }
  .footer-inner nav { display: grid; grid-template-columns: repeat(2, auto); justify-content: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .01ms !important; }
}