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

:root {
  --bg: #0d0d0d;
  --bg2: #141414;
  --card: #1a1a1a;
  --green-dark: #1a4d2e;
  --green-mid: #2d7a4f;
  --green-teal: #3ecf8e;
  --green-light: #5ee0a0;
  --text: #f0f0f0;
  --muted: #888;
  --border: #2a2a2a;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
}

header {
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.logo-img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.logo-text {
  font-size: 22px;
  font-weight: 800;
  color: var(--green-teal);
  letter-spacing: -0.5px;
}

nav a {
  text-decoration: none;
  color: var(--muted);
  font-size: 14px;
  margin-left: 24px;
  transition: color 0.2s;
}

nav a:hover { color: var(--green-teal); }

/* Hero */
.hero {
  background: radial-gradient(ellipse at 50% 0%, #1a4d2e55 0%, transparent 70%), var(--bg);
  text-align: center;
  padding: 100px 24px;
  border-bottom: 1px solid var(--border);
}

.hero-logo {
  width: 100px;
  height: 100px;
  object-fit: contain;
  margin-bottom: 28px;
  filter: drop-shadow(0 0 24px #3ecf8e55);
}

.badge {
  display: inline-block;
  background: #1a4d2e;
  border: 1px solid var(--green-mid);
  color: var(--green-teal);
  font-size: 12px;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 20px;
  margin-bottom: 20px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.1;
  margin-bottom: 20px;
  color: var(--text);
}

.hero h1 span { color: var(--green-teal); }

.hero p {
  font-size: 19px;
  color: var(--muted);
  max-width: 520px;
  margin: 0 auto 36px;
}

.cta-btn {
  display: inline-block;
  background: var(--green-teal);
  color: #0d0d0d;
  font-weight: 700;
  font-size: 15px;
  padding: 14px 32px;
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.2s;
  letter-spacing: 0.2px;
}

.cta-btn:hover { background: var(--green-light); }

/* Features */
.features {
  padding: 80px 24px;
  max-width: 980px;
  margin: 0 auto;
}

.section-label {
  text-align: center;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--green-teal);
  margin-bottom: 14px;
}

.features h2, .how-it-works h2 {
  text-align: center;
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 52px;
  letter-spacing: -0.5px;
  color: var(--text);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.feature-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  transition: border-color 0.2s;
}

.feature-card:hover { border-color: var(--green-mid); }

.feature-icon {
  font-size: 30px;
  margin-bottom: 14px;
}

.feature-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text);
}

.feature-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.6;
}

/* How it works */
.how-it-works {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 24px;
  text-align: center;
}

.steps {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 40px;
  max-width: 820px;
  margin: 0 auto;
}

.step { flex: 1; min-width: 180px; max-width: 220px; }

.step-num {
  width: 48px;
  height: 48px;
  background: #1a4d2e;
  border: 2px solid var(--green-mid);
  color: var(--green-teal);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  margin: 0 auto 16px;
}

.step h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.step p { font-size: 14px; color: var(--muted); }

/* Page hero (inner pages) */
.page-hero {
  background: radial-gradient(ellipse at 50% 0%, #1a4d2e55 0%, transparent 70%), var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 56px 24px;
  text-align: center;
}

.page-hero h1 {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 8px;
  color: var(--text);
}

.page-hero p { color: var(--muted); font-size: 15px; }

/* Content (inner pages) */
.content {
  max-width: 760px;
  margin: 56px auto;
  padding: 0 24px 80px;
}

.content h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--green-teal);
  margin: 40px 0 12px;
}

.content p { margin-bottom: 16px; font-size: 16px; color: #ccc; }

.content ul {
  margin: 0 0 16px 24px;
  font-size: 16px;
  color: #ccc;
}

.content ul li { margin-bottom: 8px; }

.content a { color: var(--green-teal); }

.highlight-box {
  background: #1a4d2e33;
  border: 1px solid var(--green-mid);
  border-radius: 10px;
  padding: 18px 22px;
  margin: 24px 0;
  font-size: 15px;
  color: #ccc;
}

.highlight-box strong { color: var(--green-teal); }

/* Footer */
footer {
  background: #0a0a0a;
  border-top: 1px solid var(--border);
  color: var(--muted);
  text-align: center;
  padding: 32px 24px;
  font-size: 14px;
}

footer a {
  color: #777;
  text-decoration: none;
  margin: 0 12px;
  transition: color 0.2s;
}

footer a:hover { color: var(--green-teal); }
.footer-links { margin-bottom: 12px; }

@media (max-width: 600px) {
  header { padding: 14px 16px; }
  nav a { margin-left: 14px; font-size: 13px; }
  .hero { padding: 72px 20px; }
}