:root {
  --primary: #1A3C34;
  --primary-mid: #2d6a4f;
  --primary-light: #52b788;
  --surface: #0d1f1a;
  --surface-card: #142a24;
  --text: #f6f9f7;
  --text-secondary: #9cb5a6;
  --text-muted: #6b8f7a;
  --accent: #e8a020;
  --border: #1e4a3e;
  --radius: 0.75rem;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', system-ui, -apple-system, sans-serif;
  background: var(--surface);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* NAV */
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  font-family: 'Syne', system-ui, sans-serif;
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--primary-light);
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-img {
  height: 28px;
  width: auto;
  border-radius: 6px;
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--primary-light);
  color: var(--surface);
}

.btn-primary:hover {
  background: #3da57a;
  transform: translateY(-1px);
}

.btn-nav {
  background: var(--surface-card);
  color: var(--text);
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
  border: 1px solid var(--border);
}

.btn-nav:hover { border-color: var(--primary-light); }

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border);
  width: 100%;
}

.btn-outline:hover {
  border-color: var(--primary-light);
  color: var(--primary-light);
}

/* HERO */
.hero {
  min-height: 80vh;
  display: flex;
  flex-direction: column;
}

.hero-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3rem 2rem 4rem;
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-family: 'Syne', system-ui, sans-serif;
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--text) 0%, var(--primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: 2rem;
}

.hero-cta .btn { padding: 1rem 2.5rem; font-size: 1.0625rem; }

.hero-trust {
  margin-top: 1.5rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* FEATURES */
.features, .how-it-works, .pricing {
  max-width: 1100px;
  margin: 0 auto;
  padding: 5rem 2rem;
}

.features h2, .how-it-works h2, .pricing h2 {
  font-family: 'Syne', system-ui, sans-serif;
  font-size: 2rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 3rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color 0.2s;
}

.feature-card:hover { border-color: var(--primary-light); }

.feature-icon { font-size: 2rem; margin-bottom: 1rem; }

.feature-card h3 {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.feature-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* HOW IT WORKS */
.how-it-works { border-top: 1px solid var(--border); }

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
  text-align: center;
}

.step-num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--surface);
  font-weight: 800;
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}

.step h3 { font-size: 1.0625rem; margin-bottom: 0.5rem; }
.step p { font-size: 0.9375rem; color: var(--text-secondary); }

/* PRICING */
.pricing { border-top: 1px solid var(--border); }

.pricing-sub {
  text-align: center;
  color: var(--text-secondary);
  margin-top: -2rem;
  margin-bottom: 3rem;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  align-items: start;
}

.price-card {
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  position: relative;
}

.price-card.featured {
  border-color: var(--primary-light);
  box-shadow: 0 0 30px rgba(82, 183, 136, 0.1);
}

.badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary-light);
  color: var(--surface);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 1rem;
  border-radius: 20px;
  text-transform: uppercase;
}

.price-card h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: 0.5rem; }

.price {
  font-family: 'Syne', system-ui, sans-serif;
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
}

.price span { font-size: 0.875rem; font-weight: 400; color: var(--text-muted); }

.price-card ul {
  list-style: none;
  margin-bottom: 1.5rem;
}

.price-card li {
  padding: 0.375rem 0;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}

.price-card li::before {
  content: '✓ ';
  color: var(--primary-light);
  font-weight: 700;
}

/* FOOTER */
footer {
  border-top: 1px solid var(--border);
  padding: 3rem 2rem 1.5rem;
}

.footer-content {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer-brand p {
  margin-top: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-muted);
  max-width: 300px;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
}

.footer-links a:hover { color: var(--primary-light); }

.footer-bottom {
  max-width: 1100px;
  margin: 2rem auto 0;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* MOBILE */
@media (max-width: 640px) {
  nav { padding: 1rem 1.25rem; }
  .hero-content { padding: 2rem 1.25rem 3rem; }
  .features, .how-it-works, .pricing { padding: 3rem 1.25rem; }
  .features h2, .how-it-works h2, .pricing h2 { font-size: 1.5rem; margin-bottom: 2rem; }
  .pricing-sub { margin-top: -1.25rem; margin-bottom: 2rem; }
}