:root {
  --bg: #0d1117;
  --panel: #161b22;
  --line: #21262d;
  --text: #e6edf3;
  --muted: #99a3b3;
  --dim: #768390;
  --blue: #1f6feb;
  --blue-h: #388bfd;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.btn {
  display: inline-block; border-radius: 9px; padding: 11px 20px;
  font-size: 14px; font-weight: 600; cursor: pointer; transition: 120ms;
  border: 1px solid transparent;
}
.btn-sm { padding: 7px 14px; font-size: 13px; }
.btn-block { display: block; text-align: center; width: 100%; }
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-h); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--line); }
.btn-ghost:hover { border-color: #444c56; background: #161b22; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 28px; background: rgba(13, 17, 23, 0.82);
  backdrop-filter: blur(10px); border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: 9px; font-weight: 700; font-size: 16px; }
.nav-links { display: flex; align-items: center; gap: 22px; }
.nav-links a { color: var(--muted); font-size: 14px; }
.nav-links a:hover { color: var(--text); }
.nav-links a.btn { color: #fff; }

/* Hero */
.hero {
  max-width: 1160px; margin: 0 auto; padding: 70px 28px 40px;
  display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: center;
}
.pill {
  display: inline-block; font-size: 12px; color: #9fc4ff;
  background: #14233b; border: 1px solid #1f3a63; border-radius: 20px;
  padding: 4px 12px; margin-bottom: 20px;
}
.hero h1 { font-size: 46px; line-height: 1.1; letter-spacing: -1px; font-weight: 800; }
.grad {
  background: linear-gradient(120deg, #3fb950, #2dd4bf 40%, #58a6ff);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lede { color: var(--muted); font-size: 17px; margin: 20px 0 28px; max-width: 30em; }
.cta-row { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-shot img {
  border-radius: 12px; border: 1px solid var(--line);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.55);
}

/* Features */
.section-h {
  text-align: center; font-size: 30px; font-weight: 800;
  letter-spacing: -0.5px; margin-bottom: 36px;
}
.features { max-width: 1100px; margin: 0 auto; padding: 60px 28px; }
.grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 22px;
}
.card h3 { font-size: 16px; margin: 14px 0 8px; }
.card p { color: var(--muted); font-size: 13.5px; }
.ico {
  width: 42px; height: 42px; border-radius: 10px; display: grid; place-items: center;
  font-size: 20px; color: #0d1117;
}
.ico-green { background: linear-gradient(135deg, #3fb950, #2dd4bf); }
.ico-pink { background: linear-gradient(135deg, #f778ba, #bc8cff); }
.ico-blue { background: linear-gradient(135deg, #58a6ff, #1f6feb); }
.ico-amber { background: linear-gradient(135deg, #f0b429, #f778ba); }

/* Pricing */
.pricing { max-width: 1100px; margin: 0 auto; padding: 40px 28px 80px; }
.price-card {
  max-width: 380px; margin: 0 auto; background: var(--panel);
  border: 1px solid var(--line); border-radius: 16px; padding: 30px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}
.price-name { font-weight: 700; color: var(--muted); }
.price-amt { margin: 8px 0 18px; }
.price-amt .amt { font-size: 46px; font-weight: 800; }
.price-amt .per { color: var(--muted); font-size: 16px; }
.price-feats { list-style: none; margin: 0 0 22px; }
.price-feats li { padding: 8px 0 8px 26px; position: relative; font-size: 14px; color: var(--text); border-bottom: 1px solid #1c2128; }
.price-feats li::before { content: "✓"; position: absolute; left: 0; color: #3fb950; font-weight: 700; }
.price-note { text-align: center; color: var(--dim); font-size: 12px; margin-top: 12px; }

/* Footer */
.footer {
  border-top: 1px solid var(--line); padding: 26px 28px;
  display: flex; align-items: center; justify-content: space-between;
  max-width: 1160px; margin: 0 auto; flex-wrap: wrap; gap: 14px;
}
.foot-brand { display: flex; align-items: center; gap: 8px; font-weight: 700; }
.foot-links { display: flex; gap: 20px; }
.foot-links a { color: var(--muted); font-size: 14px; }
.foot-links a:hover { color: var(--text); }
.foot-copy { color: var(--dim); font-size: 13px; }

/* Download page */
.dl { max-width: 620px; margin: 0 auto; padding: 50px 28px 80px; }
.dl-h { font-size: 30px; font-weight: 800; text-align: center; margin-bottom: 24px; }
.dl-card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px;
  padding: 26px; box-shadow: 0 18px 50px rgba(0, 0, 0, 0.4);
}
.dl-sub { font-size: 17px; margin-bottom: 4px; }
.dl-note { color: var(--muted); font-size: 13px; margin: 6px 0; }
.dl-note a { color: #58a6ff; }
.dl-form { display: flex; flex-direction: column; gap: 10px; margin: 16px 0; }
.paywall-input {
  background: #0d1117; border: 1px solid #30363d; border-radius: 8px;
  color: var(--text); font-size: 14px; padding: 10px 12px; outline: none;
}
.paywall-input:focus { border-color: var(--blue); }
.dl-err { color: #f85149; font-size: 13px; margin-top: 10px; }
.dl-link { background: none; border: 0; color: var(--muted); cursor: pointer; font-size: 13px; margin-top: 16px; }
.dl-link:hover { color: var(--text); }
.dl-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.dl-select {
  background: #0d1117; border: 1px solid #30363d; border-radius: 8px;
  color: var(--text); font-size: 13px; padding: 8px 10px;
}
.dl-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 0; border-bottom: 1px solid #1c2128;
}
.dl-ver { font-size: 14px; font-weight: 600; }
.dl-latest {
  font-size: 10px; color: #3fb950; border: 1px solid #2ea04326; background: #2ea04318;
  border-radius: 10px; padding: 1px 7px; margin-left: 6px; vertical-align: middle;
}
.dl-meta { font-size: 12px; color: var(--dim); margin-top: 3px; }
.dl-get { padding: 8px 16px; font-size: 13px; }

@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; padding-top: 40px; }
  .hero h1 { font-size: 36px; }
  .grid { grid-template-columns: 1fr 1fr; }
  .nav-links a:not(.btn) { display: none; }
}
@media (max-width: 520px) {
  .grid { grid-template-columns: 1fr; }
}