:root {
  --brand: #2d7a6a;
  --brand-dark: #1e5549;
  --brand-light: #e6f4f1;
  --text: #1a1a1a;
  --muted: #5c6670;
  --border: #d4dce0;
  --bg: #ffffff;
  --radius: 8px;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
}

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Nav */
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}
.nav-logo {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--brand-dark);
  letter-spacing: -0.02em;
}
nav ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}
nav ul a {
  font-size: 0.9rem;
  color: var(--muted);
}
nav ul a:hover { color: var(--brand); text-decoration: none; }

/* Main containers */
main {
  max-width: 860px;
  margin: 0 auto;
  padding: 3rem 2rem 5rem;
}

.prose h1 { font-size: 2rem; font-weight: 700; margin-bottom: 0.5rem; letter-spacing: -0.02em; }
.prose h2 { font-size: 1.25rem; font-weight: 600; margin: 2rem 0 0.5rem; }
.prose h3 { font-size: 1rem; font-weight: 600; margin: 1.5rem 0 0.25rem; }
.prose p  { margin-bottom: 1rem; color: var(--muted); }
.prose ul { margin: 0 0 1rem 1.25rem; color: var(--muted); }
.prose li { margin-bottom: 0.35rem; }
.prose strong { color: var(--text); }
.prose a { color: var(--brand); }
.prose hr { border: none; border-top: 1px solid var(--border); margin: 2rem 0; }

/* Hero (home page) */
.hero {
  text-align: center;
  padding: 5rem 2rem 4rem;
  background: var(--brand-light);
}
.hero-logo {
  width: 80px;
  height: 80px;
  border-radius: 20px;
  background: var(--brand);
  color: #fff;
  font-size: 2.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}
.hero h1 {
  font-size: 2.75rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--brand-dark);
  margin-bottom: 1rem;
}
.hero p {
  font-size: 1.15rem;
  color: var(--muted);
  max-width: 520px;
  margin: 0 auto 2rem;
}
.badge-soon {
  display: inline-block;
  background: var(--brand-dark);
  color: #fff;
  padding: 0.6rem 1.5rem;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 500;
}

/* Features row (home page) */
.features {
  max-width: 860px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  padding: 3rem 2rem;
}
.feature-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.feature-card .icon { font-size: 1.75rem; margin-bottom: 0.75rem; }
.feature-card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 0.4rem; }
.feature-card p { font-size: 0.9rem; color: var(--muted); }

/* Support cards */
.contact-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}
.contact-card .icon { font-size: 1.5rem; flex-shrink: 0; }
.contact-card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 0.25rem; }
.contact-card p, .contact-card a { font-size: 0.9rem; color: var(--muted); }

/* Footer */
footer {
  border-top: 1px solid var(--border);
  padding: 2rem;
  text-align: center;
  font-size: 0.85rem;
  color: var(--muted);
}
footer a { color: var(--muted); margin: 0 0.5rem; }
footer a:hover { color: var(--brand); }

/* Responsive */
@media (max-width: 600px) {
  .hero h1 { font-size: 2rem; }
  nav ul { display: none; }
}