:root {
  --bg: #f7f8f5;
  --text: #1f2a22;
  --muted: #6b7280;
  --accent: #5c8f5b;
  --card: #ffffff;
  --border: #e5e7eb;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
}

.header {
  background: white;
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 0;
}


.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 40px;
}

.dot {
  display: inline-block;
  width: 18px;
  height: 18px;
  border-radius: 50%;
}

.green {
  background: #22c55e;
  box-shadow: 0 0 8px rgba(34, 197, 94, 0.6);
}

.yellow {
  background: #facc15;
  box-shadow: 0 0 8px rgba(250, 204, 21, 0.6);
}

.red {
  background: #ef4444;
  box-shadow: 0 0 8px rgba(239, 68, 68, 0.6);
}

.nav a {
  margin-left: 20px;
  text-decoration: none;
  color: var(--muted);
}

.hero {
  padding: 60px 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

h1 {
  font-size: 2.8rem;
}

.lead {
  color: var(--muted);
  margin: 20px 0;
}

.sub {
  font-weight: bold;
}

.tag {
  color: var(--accent);
  font-weight: bold;
  margin-bottom: 20px;
}

.buttons {
  display: flex;
  gap: 10px;
}

.btn {
  display: inline-block;
  padding: 12px 18px;
  border-radius: 20px;
  border: 1px solid var(--border);
  text-decoration: none;
}

.btn.small {
  padding: 8px 14px;
  font-size: 0.9rem;
  border-radius: 16px;
}

.primary {
  background: var(--accent);
  color: white;
}

.section {
  padding: 60px 0;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.card {
  background: var(--card);
  padding: 20px;
  border-radius: 10px;
  border: 1px solid var(--border);
}

.center {
  text-align: center;
}

.footer {
  padding: 40px 0;
  text-align: center;
  color: var(--muted);
}

/* MOBILE */
@media (max-width: 800px) {
  .hero-grid,
  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: 2rem;
  }

  .nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .nav a {
    margin-left: 0;
    margin-right: 14px;
  }

  .dot {
    width: 16px;
    height: 16px;
  }
}