:root {
  color-scheme: dark;
  --bg: #0d1117;
  --panel: #161b22;
  --panel-raised: #1b222c;
  --panel-soft: #111820;
  --border: #30363d;
  --border-soft: #21262d;
  --text: #f0f6fc;
  --muted: #8b949e;
  --blue: #58a6ff;
  --green: #3fb950;
  --amber: #d29922;
  --pink: #f778ba;
  --shadow: 0 22px 70px rgba(1, 4, 9, 0.42);
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  font-size: 16px;
}

html,
body {
  margin: 0;
  min-height: 100vh;
}

body {
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  background:
    radial-gradient(circle at top left, rgba(88, 166, 255, 0.09), transparent 30%),
    radial-gradient(circle at top right, rgba(63, 185, 80, 0.06), transparent 34%),
    linear-gradient(180deg, rgba(22, 27, 34, 0.92), rgba(13, 17, 23, 0.98)),
    var(--bg);
}

a {
  color: inherit;
  text-decoration: none;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.01em;
}

.brand-mark {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border-radius: 7px;
  border: 1px solid rgba(63, 185, 80, 0.34);
  color: #b7f7c1;
  font-weight: 800;
  font-size: 14px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    0 10px 26px rgba(63, 185, 80, 0.14);
}

.brand-name {
  color: var(--text);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav-links > a:not(.primary) {
  color: var(--muted);
  font-size: 14px;
  transition: color 150ms ease;
}

.nav-links > a:not(.primary):hover {
  color: var(--text);
}

.primary {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 7px;
  background: linear-gradient(180deg, #2ea043, #238636);
  color: #fff;
  padding: 0 16px;
  font-weight: 700;
  font-size: 14px;
  box-shadow: 0 10px 24px rgba(35, 134, 54, 0.24);
  transition:
    transform 150ms ease,
    box-shadow 150ms ease,
    background 150ms ease;
}

.primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(35, 134, 54, 0.32);
}

.primary.large {
  min-height: 44px;
  padding: 0 22px;
  font-size: 15px;
}

.ghost {
  min-height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 7px;
  border: 1px solid var(--border);
  background: rgba(13, 17, 23, 0.5);
  color: var(--text);
  padding: 0 16px;
  font-weight: 600;
  font-size: 14px;
  transition:
    border-color 150ms ease,
    background 150ms ease,
    transform 150ms ease;
}

.ghost:hover {
  border-color: color-mix(in srgb, var(--border) 60%, white 20%);
  background: rgba(255, 255, 255, 0.03);
  transform: translateY(-1px);
}

.ghost.large {
  min-height: 44px;
  padding: 0 22px;
  font-size: 15px;
}

.hero {
  max-width: 720px;
  margin: 0 auto;
  padding: 110px 24px 64px;
  text-align: center;
}

.hero h1 {
  font-size: 56px;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin: 0 0 20px;
  font-weight: 800;
  color: var(--text);
}

.subtitle {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.6;
  max-width: 550px;
  margin: 0 auto 36px;
}

.actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}


.features {
  max-width: 1000px;
  margin: 20px auto 110px;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.feature {
  width: auto;
  position: relative;
  border: 1px solid color-mix(in srgb, var(--border) 86%, white 14%);
  border-radius: 10px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0)),
    var(--panel);
  padding: 22px;
  box-shadow: var(--shadow);
  text-align: left;
}

.feature-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.feature-dot.blue {
  background: var(--blue);
  box-shadow: 0 0 0 4px rgba(88, 166, 255, 0.14);
}

.feature-dot.green {
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(63, 185, 80, 0.14);
}

.feature-dot.pink {
  background: var(--pink);
  box-shadow: 0 0 0 4px rgba(247, 120, 186, 0.14);
}

.feature h3 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.feature p {
  margin: 0;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.6;
}

@media (max-width: 720px) {
  .hero {
    padding: 72px 20px 48px;
  }

  .hero h1 {
    font-size: 38px;
  }

  .nav-links {
    gap: 12px;
  }

  .nav-links > a:not(.primary):not(:first-child) {
    display: none;
  }

  .features {
    grid-template-columns: 1fr;
  }
}