:root {
  --background: #f8faf8;
  --surface: #ffffff;
  --surface-soft: #eef5ef;
  --text: #172019;
  --muted: #657068;
  --primary: #247a45;
  --primary-dark: #185f34;
  --border: #dce5de;
  --shadow: 0 20px 50px rgba(28, 64, 40, 0.10);
  --radius-lg: 28px;
  --radius-md: 18px;
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 85% 5%, rgba(73, 160, 101, 0.12), transparent 28rem),
    var(--background);
  color: var(--text);
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

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

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.topbar {
  padding: 22px 0;
}

.topbar-content,
.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 13px;
  background: var(--primary);
  color: #fff;
  font-size: 0.86rem;
  box-shadow: 0 10px 24px rgba(36, 122, 69, 0.22);
}

.github-link {
  padding: 10px 16px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 600;
  transition: 0.2s ease;
}

.github-link:hover {
  border-color: #b8c9bd;
  transform: translateY(-1px);
}

.hero {
  padding: 92px 0 110px;
}

.hero-content {
  max-width: 900px;
  text-align: center;
}

.badge {
  display: inline-flex;
  padding: 8px 13px;
  border: 1px solid #cce1d2;
  border-radius: 999px;
  background: rgba(238, 245, 239, 0.8);
  color: var(--primary-dark);
  font-size: 0.84rem;
  font-weight: 700;
}

h1 {
  max-width: 920px;
  margin: 26px auto 22px;
  font-size: clamp(2.9rem, 7vw, 5.7rem);
  line-height: 0.98;
  letter-spacing: -0.065em;
}

.hero-text {
  max-width: 720px;
  margin: 0 auto;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
}

.actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 34px;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  padding: 0 21px;
  border-radius: 14px;
  font-weight: 700;
  transition: 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 14px 30px rgba(36, 122, 69, 0.22);
}

.button-primary:hover {
  background: var(--primary-dark);
}

.button-secondary {
  border: 1px solid var(--border);
  background: var(--surface);
}

.features {
  padding: 92px 0;
  background: var(--surface);
  border-block: 1px solid var(--border);
}

.section-heading {
  max-width: 680px;
  margin-bottom: 38px;
}

.section-heading span,
.status-label {
  display: block;
  margin-bottom: 8px;
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-heading h2,
.status-card h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.feature-card {
  padding: 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--background);
}

.feature-icon {
  display: grid;
  width: 42px;
  height: 42px;
  margin-bottom: 34px;
  place-items: center;
  border-radius: 12px;
  background: var(--surface-soft);
  color: var(--primary-dark);
  font-size: 0.8rem;
  font-weight: 800;
}

.feature-card h3 {
  margin: 0 0 9px;
  font-size: 1.15rem;
}

.feature-card p,
.status-card p {
  margin: 0;
  color: var(--muted);
}

.status-section {
  padding: 90px 0;
}

.status-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 42px;
  padding: 42px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.status-card > div:first-child {
  max-width: 700px;
}

.status-card p {
  margin-top: 16px;
}

.status-indicator {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 10px;
  padding: 11px 15px;
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--primary-dark);
  font-size: 0.9rem;
  font-weight: 700;
}

.pulse {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 0 6px rgba(36, 122, 69, 0.12);
}

footer {
  padding: 28px 0 40px;
  color: var(--muted);
  font-size: 0.88rem;
}

footer p {
  margin: 0;
}

@media (max-width: 800px) {
  .hero {
    padding: 68px 0 82px;
  }

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

  .feature-icon {
    margin-bottom: 22px;
  }

  .status-card {
    align-items: flex-start;
    flex-direction: column;
    padding: 30px;
  }
}

@media (max-width: 520px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .topbar {
    padding: 16px 0;
  }

  .github-link {
    padding: 9px 12px;
    font-size: 0.82rem;
  }

  h1 {
    font-size: 3rem;
  }

  .actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .footer-content {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }
}