:root {
  --black: #000;
  --white: #fff;
  --paper: #f4f4f0;
  --gray: #9c9c94;
  --gray-dark: #3a3a38;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Space Grotesk", "Inter", system-ui, -apple-system, sans-serif;
  --border: 3px solid var(--black);
  --shadow: 10px 10px 0 var(--black);
  --shadow-sm: 6px 6px 0 var(--black);
  --radius: 18px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background:
    radial-gradient(rgba(0, 0, 0, 0.055) 1px, transparent 1px),
    var(--paper);
  background-size: 24px 24px;
  color: var(--black);
  line-height: 1.55;
  overflow-x: hidden;
}

::selection { background: var(--black); color: var(--paper); }

#apps, #features, #terminal, #docs, #faq { scroll-margin-top: 72px; }

a { color: var(--black); text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 3px; }
a:hover { background: var(--black); color: var(--paper); text-decoration: none; }
:focus-visible {
  outline: 3px solid var(--black);
  outline-offset: 2px;
  border-radius: 6px;
}
code {
  font-family: var(--mono);
  font-size: 0.88em;
  background: var(--white);
  border: 2px solid var(--black);
  padding: 0.05em 0.35em;
  border-radius: 8px;
}

.skip {
  position: absolute;
  left: -999px;
  top: 8px;
  background: var(--black);
  color: var(--white);
  padding: 10px 16px;
  z-index: 100;
  border-radius: var(--radius);
}
.skip:focus { left: 8px; }

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paper);
  border-bottom: var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  font-size: 1.15rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  color: var(--black);
}
.brand:hover { background: none; color: var(--black); }
.brand img {
  border: 2px solid var(--black);
  padding: 4px;
  background: var(--white);
  border-radius: 12px;
}
.nav-links {
  display: flex;
  gap: 8px;
  list-style: none;
}
.nav-links a {
  font-family: var(--mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  text-decoration: none;
  border: 2px solid var(--black);
  padding: 8px 12px;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  border-radius: 10px;
  transition: transform 0.06s ease, box-shadow 0.06s ease;
}
.nav-links a:hover {
  background: var(--black);
  color: var(--paper);
  transform: translate(2px, 2px);
  box-shadow: none;
}
.theme-toggle, .menu-toggle {
  font-family: var(--mono);
  font-size: 1rem;
  border: 2px solid var(--black);
  background: var(--white);
  color: var(--black);
  width: 40px;
  height: 40px;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  border-radius: 10px;
}
.theme-toggle:active, .menu-toggle:active { transform: translate(2px, 2px); box-shadow: none; }
.menu-toggle { display: none; }

/* ---------- Hero ---------- */
.hero {
  border-bottom: var(--border);
  padding: 100px 20px 90px;
  text-align: center;
  position: relative;
}
.hero-badge {
  font-family: var(--mono);
  font-size: 0.8rem;
  display: inline-block;
  border: 2px solid var(--black);
  background: var(--white);
  padding: 6px 14px;
  box-shadow: var(--shadow-sm);
  border-radius: 999px;
  margin-bottom: 34px;
}
.hero-badge a { text-decoration: none; }
.hero-badge a:hover { color: var(--paper); }
.hero-title {
  font-size: clamp(1.8rem, 8vw, 6.4rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.95;
  text-transform: uppercase;
  text-wrap: balance;
  max-width: 100%;
  margin: 0 auto 30px;
}
.hero-title .rev {
  background: var(--black);
  color: var(--paper);
  padding: 0 12px;
  display: inline-block;
  box-shadow: var(--shadow);
  border-radius: 14px;
}
.hero-sub {
  max-width: 640px;
  margin: 0 auto 38px;
  font-size: clamp(1.05rem, 2.4vw, 1.25rem);
  font-weight: 500;
}
.hero-sub strong {
  font-family: var(--mono);
  background: var(--white);
  border: 2px solid var(--black);
  padding: 0.1em 0.4em;
}
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  text-decoration: none;
  border: var(--border);
  padding: 15px 28px;
  box-shadow: var(--shadow);
  border-radius: 14px;
  transition: transform 0.06s ease, box-shadow 0.06s ease;
}
.btn:hover { transform: translate(4px, 4px); box-shadow: none; }
.btn:active { transform: translate(6px, 6px); }
.btn-primary { background: var(--black); color: var(--paper); }
.btn-primary:hover { color: var(--paper); }
.btn-ghost { background: var(--white); color: var(--black); }

/* ---------- Stats ---------- */
.stats { border-bottom: var(--border); }
.stats-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat {
  text-align: center;
  padding: 30px 12px;
  border-right: 2px solid var(--black);
}
.stat:last-child { border-right: none; }
.stat-num {
  display: block;
  font-family: var(--mono);
  font-size: 2.6rem;
  font-weight: 700;
  line-height: 1;
}
.stat-label {
  display: block;
  font-family: var(--mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 8px;
}

/* ---------- Terminal ---------- */
.terminal-section { padding: 90px 20px; }
.terminal {
  max-width: 760px;
  margin: 0 auto;
  background: var(--black);
  color: var(--white);
  border: var(--border);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  overflow: hidden;
}
.terminal-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-bottom: 2px solid var(--gray-dark);
  background: var(--black);
}
.terminal-title {
  font-family: var(--mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  color: var(--gray);
  margin-left: 8px;
}
.dot { width: 14px; height: 14px; border: 2px solid var(--gray); background: var(--gray-dark); }
.terminal-body { padding: 22px 24px; font-family: var(--mono); font-size: 0.95rem; }
.term-line { color: #d8d8d0; margin-bottom: 9px; white-space: pre-wrap; }
.c-prompt { color: #fff; }
.c-cmd { color: #fff; font-weight: 700; }
.c-cursor { animation: blink 1s steps(1) infinite; }
.term-ok { color: #fff; }
.term-dim { color: #9c9c94; }
@keyframes blink { 50% { opacity: 0; } }

/* ---------- Features ---------- */
.features { padding: 90px 20px; border-top: var(--border); }
.wrap { max-width: 1100px; margin: 0 auto; }
.section-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 12px;
}
.section-title .box {
  background: var(--black);
  color: var(--paper);
  padding: 0 10px;
  box-shadow: var(--shadow-sm);
  border-radius: 12px;
}
.section-sub { text-align: center; font-weight: 500; margin-bottom: 50px; }
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 26px;
}
.card {
  background: var(--white);
  border: var(--border);
  box-shadow: var(--shadow);
  padding: 26px 24px;
  border-radius: var(--radius);
  transition: transform 0.06s ease, box-shadow 0.06s ease;
}
.card:hover { transform: translate(4px, 4px); box-shadow: none; }
.card-icon {
  font-family: var(--mono);
  font-size: 1.1rem;
  display: inline-block;
  border: 2px solid var(--black);
  padding: 6px 10px;
  margin-bottom: 16px;
  background: var(--paper);
  border-radius: 10px;
}
.card h3 {
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  margin-bottom: 8px;
}
.card p { color: var(--gray-dark); font-size: 0.95rem; font-weight: 500; }

/* ---------- Apps ---------- */
.apps { padding: 90px 20px; border-top: var(--border); }
.app-card { display: block; color: var(--black); text-decoration: none; }
.app-card:hover { text-decoration: none; }
.app-card .app-link {
  display: inline-block;
  margin-top: 16px;
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border: 2px solid var(--black);
  padding: 6px 12px;
  border-radius: 8px;
  background: var(--paper);
  box-shadow: var(--shadow-sm);
}
.app-card:hover .app-link { background: var(--black); color: var(--paper); }

/* ---------- Docs ---------- */
.docs { padding: 90px 20px; border-top: var(--border); }
.code-block {
  max-width: 760px;
  margin: 0 auto;
  background: var(--black);
  color: var(--white);
  border: var(--border);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  overflow: hidden;
}
.code-head {
  padding: 10px 16px;
  font-family: var(--mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--gray);
  border-bottom: 2px solid var(--gray-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.code-copy {
  font-family: var(--mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--paper);
  background: none;
  border: 2px solid var(--gray);
  padding: 4px 10px;
  cursor: pointer;
  border-radius: 8px;
}
.code-copy:hover { background: var(--paper); color: var(--black); border-color: var(--paper); }
.code-copy.copied { background: var(--paper); color: var(--black); border-color: var(--paper); }
.code-block pre { padding: 20px 22px; overflow-x: auto; }
.code-block code {
  font-family: var(--mono);
  font-size: 0.88rem;
  color: var(--white);
  background: none;
  border: none;
  padding: 0;
  line-height: 1.7;
}

/* ---------- FAQ ---------- */
.faq { padding: 90px 20px; border-top: var(--border); }
.faq .wrap { max-width: 780px; }
details {
  background: var(--white);
  border: var(--border);
  box-shadow: var(--shadow-sm);
  padding: 18px 22px;
  margin-bottom: 18px;
  border-radius: var(--radius);
}
summary {
  cursor: pointer;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.95rem;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
summary::after {
  content: "+";
  font-family: var(--mono);
  border: 2px solid var(--black);
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  font-size: 1rem;
  border-radius: 8px;
}
details[open] summary::after { content: "−"; }
details p { color: var(--gray-dark); margin-top: 14px; font-size: 0.95rem; font-weight: 500; }

/* ---------- Footer ---------- */
.footer { border-top: var(--border); padding: 40px 20px; text-align: center; }
.footer-inner { display: flex; flex-direction: column; gap: 12px; align-items: center; }
.footer p { font-family: var(--mono); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.05em; }
.footer-links a { text-decoration: none; }
.footer-links a:hover { color: var(--paper); }

/* ---------- Reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.3s var(--ease-out, ease), transform 0.3s var(--ease-out, ease);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .c-cursor { animation: none; opacity: 1; }
  .btn, .card, .nav-links a, .theme-toggle, .menu-toggle { transition: none; }
}

@media (max-width: 760px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: var(--border);
    flex-direction: column;
    padding: 16px 20px;
    gap: 10px;
  }
  .nav-links.open { display: flex; }
  .menu-toggle { display: block; }
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: none; }
  .stat { border-bottom: 2px solid var(--black); }
  .stat:nth-child(n+3) { border-bottom: none; }
  .hero { padding-top: 80px; }
}