:root {
  --bg: #0B101A;
  --bg-elev: #111827;
  --surface: #111827;
  --surface-2: #172033;
  --border: #253047;
  --text: #F3F4F6;
  --muted: #9CA3AF;
  --faint: #667085;
  --primary: #7ED957;
  --primary-hover: #6FC747;
  --primary-ink: #0B101A;
  --radius: 10px;
  --radius-sm: 6px;
  --max: 1060px;
  --font: Inter, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: "JetBrains Mono", "Fira Code", Consolas, "Courier New", monospace;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--primary); }
img { max-width: 100%; height: auto; }
code { font-family: var(--mono); font-size: 0.9em; }
.container { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.narrow { max-width: 680px; }
.center { text-align: center; }
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--primary); color: var(--primary-ink);
  padding: 10px 14px; z-index: 100; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }
h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); line-height: 1.08; letter-spacing: -0.02em; margin: 0.35em 0 0.3em; }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); letter-spacing: -0.01em; margin: 0 0 0.5em; }
h3 { font-size: 1.05rem; margin: 0 0 0.3em; }
p { margin: 0 0 0.9em; }
.section { padding: 72px 0; border-top: 1px solid var(--border); }
.section-sub { color: var(--muted); max-width: 640px; }
.eyebrow { color: var(--muted); font-size: 0.82rem; letter-spacing: 0.12em; font-weight: 600; margin: 0; }
.byline { color: var(--muted); letter-spacing: 0.08em; font-weight: 500; }
.eyebrow-sep { color: var(--faint); margin: 0 6px; }
.lede { font-size: 1.2rem; color: var(--text); }
.supporting { color: var(--muted); }
.no-list { list-style: none; padding: 0; margin: 0 0 0.9em; color: var(--muted); }
.no-list li { padding: 2px 0; }
.micro { color: var(--faint); font-size: 0.86rem; margin-top: 14px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 11px 22px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--surface-2);
  color: var(--text); text-decoration: none; font-weight: 600; font-size: 0.95rem;
  cursor: pointer; line-height: 1.2;
}
.btn:hover { border-color: var(--faint); }
.btn:focus-visible, a:focus-visible, button:focus-visible {
  outline: 2px solid var(--primary); outline-offset: 3px;
}
.btn-primary { background: var(--primary); border-color: var(--primary); color: var(--primary-ink); }
.btn-primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
.btn-ghost { background: transparent; }
.btn-ghost:hover { background: var(--surface); }
.btn-sm { padding: 8px 14px; font-size: 0.85rem; }
.btn-lg { padding: 14px 30px; font-size: 1.02rem; }
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 16, 26, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); margin-right: auto; }
.brand-logo { border-radius: 6px; display: block; }
.brand-text { font-weight: 700; letter-spacing: 0.14em; font-size: 0.95rem; }
.site-nav { display: flex; gap: 22px; }
.site-nav a { color: var(--muted); text-decoration: none; font-size: 0.92rem; }
.site-nav a:hover { color: var(--text); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.menu-toggle { display: none; background: transparent; border: 1px solid var(--border); border-radius: 6px; padding: 9px 10px; cursor: pointer; }
.menu-toggle span { display: block; width: 18px; height: 2px; background: var(--text); margin: 3px 0; }
.menu-toggle span:first-child { margin-top: 0; }
.menu-toggle span:last-child { margin-bottom: 0; }
.mobile-menu { display: none; }
[hidden] { display: none !important; }
.hero { padding: 84px 0 72px; border-top: none; }
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 48px; align-items: center; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 22px; }
.terminal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.terminal-bar { display: flex; align-items: center; gap: 7px; padding: 12px 14px; border-bottom: 1px solid var(--border); }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--primary); opacity: 0.9; }
.dot.dim { background: var(--faint); opacity: 0.5; }
.terminal-title { margin-left: 8px; color: var(--faint); font-size: 0.8rem; font-family: var(--mono); }
.terminal-body { padding: 18px; font-family: var(--mono); font-size: 0.86rem; line-height: 1.9; }
.terminal-body p { margin: 0; }
.prompt { color: var(--primary); margin-right: 8px; }
.ok { color: var(--primary); margin-right: 6px; }
.muted { color: var(--muted); }
.steps { list-style: none; padding: 0; margin: 28px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.steps li { border: 1px solid var(--border); border-radius: var(--radius); padding: 22px; background: var(--surface); }
.step-no { font-family: var(--mono); color: var(--faint); font-size: 0.85rem; display: block; margin-bottom: 10px; }
.steps p { color: var(--muted); margin: 0; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 28px; }
.feature { border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; background: var(--surface); }
.feature p { color: var(--muted); margin: 0; font-size: 0.95rem; }
.feature:hover { border-color: var(--faint); }
.windows-box {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--surface); padding: 32px;
}
.windows-box p { color: var(--muted); margin: 0; }
.windows-box h2 { margin-bottom: 8px; }
.download-cta { border-bottom: none; }
.download-cta .btn-lg { margin-top: 10px; }
.about-list { color: var(--muted); }
.about-list li { margin-bottom: 6px; }
.contact-card { border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); padding: 24px; margin-top: 20px; }
.site-footer { border-top: 1px solid var(--border); padding: 36px 0 28px; }
.footer-inner { display: flex; justify-content: space-between; gap: 24px; align-items: flex-start; flex-wrap: wrap; }
.footer-name { font-weight: 700; letter-spacing: 0.14em; margin: 0; }
.footer-by { color: var(--faint); font-size: 0.85rem; margin: 2px 0 0; }
.footer-nav { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-nav a { color: var(--muted); text-decoration: none; font-size: 0.9rem; }
.footer-nav a:hover { color: var(--text); }
.footer-base { margin-top: 22px; color: var(--faint); font-size: 0.85rem; }
.footer-base a { color: var(--muted); text-decoration: none; }
.footer-base a:hover { color: var(--text); }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; }
  .windows-box { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 640px) {
  .site-nav { display: none; }
  .menu-toggle { display: block; }
  /* Mobile dropdown: hidden until the toggle opens it (hidden attr removed by app.js). */
  .mobile-menu:not([hidden]) {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 10px 20px 18px;
    border-top: 1px solid var(--border);
  }
  .mobile-menu a:not(.btn) { color: var(--muted); text-decoration: none; padding: 10px 2px; }
  .mobile-menu .btn { margin-top: 8px; }
  .header-actions .btn { padding: 8px 14px; font-size: 0.85rem; }
  .section { padding: 52px 0; }
  .hero { padding: 52px 0 48px; }
  .feature-grid { grid-template-columns: 1fr; }
  .hero-actions .btn { flex: 1 1 auto; }
}