/* --------------------
   Base & Reset
---------------------*/
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, Arial, sans-serif;
  background: #0b1220;
  color: #e5e7eb;
  line-height: 1.6;
}

/* --------------------
   Header
---------------------*/
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 48px;
  background: rgba(11, 18, 32, 0.9);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 600;
}

.logo img {
  width: 36px;
  height: 36px;
}

nav a {
  color: #cbd5e1;
  text-decoration: none;
  margin-left: 24px;
  font-size: 0.95rem;
}

nav a:hover {
  color: #ffffff;
}

/* --------------------
   Hero
---------------------*/
.hero {
  padding: 110px 20px 90px;
  text-align: center;
  max-width: 1000px;
  margin: auto;
}

.hero h1 {
  font-size: 3rem;
  font-weight: 700;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.hero p {
  font-size: 1.15rem;
  color: #cbd5e1;
  max-width: 760px;
  margin: auto;
}

.trust {
  margin-top: 30px;
  font-size: 0.95rem;
  color: #94a3b8;
}

/* --------------------
   About
---------------------*/
.about {
  padding: 80px 40px;
  max-width: 900px;
  margin: auto;
  text-align: center;
}

.about h2 {
  font-size: 2.2rem;
  margin-bottom: 20px;
}

.about p {
  font-size: 1.05rem;
  color: #cbd5e1;
  margin-bottom: 16px;
}

/* --------------------
   Features
---------------------*/
.features {
  padding: 80px 40px;
  background: #0f172a;
}

.features h2 {
  text-align: center;
  font-size: 2.2rem;
  margin-bottom: 50px;
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
  max-width: 1200px;
  margin: auto;
}

.feature {
  background: #020617;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 28px;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.feature:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 30px rgba(0,0,0,0.4);
}

.feature h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.feature p {
  font-size: 0.95rem;
  color: #cbd5e1;
}

/* --------------------
   Pricing
---------------------*/
.pricing {
  padding: 90px 40px;
  text-align: center;
}

.pricing h2 {
  font-size: 2.2rem;
  margin-bottom: 40px;
}

.price-card {
  max-width: 520px;
  margin: auto;
  background: linear-gradient(180deg, #020617, #020617);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 22px;
  padding: 40px;
}

.price-card h3 {
  font-size: 2.1rem;
  margin-bottom: 25px;
}

.price-card ul {
  list-style: none;
  text-align: left;
  margin-bottom: 25px;
}

.price-card li {
  margin-bottom: 12px;
  color: #e5e7eb;
  font-size: 0.95rem;
}

.note {
  font-size: 0.85rem;
  color: #94a3b8;
}


/* --------------------
   Contact
---------------------*/
.contact {
  padding: 80px 40px;
  background: #0f172a;
  text-align: center;
}

.contact h2 {
  font-size: 2.1rem;
  margin-bottom: 16px;
}

.contact p {
  color: #cbd5e1;
}

.email {
  margin-top: 15px;
  font-size: 1.1rem;
  color: #38bdf8;
}

/* --------------------
   Footer
---------------------*/
.footer {
  padding: 30px;
  text-align: center;
  font-size: 0.85rem;
  color: #94a3b8;
  border-top: 1px solid rgba(255,255,255,0.06);
}

/* --------------------
   Responsive
---------------------*/
@media (max-width: 768px) {
  .header {
    padding: 16px 20px;
  }

  nav {
    display: none;
  }

  .hero h1 {
    font-size: 2.3rem;
  }

  .about,
  .features,
  .pricing,
  .contact {
    padding: 60px 20px;
  }


  /* JS helpers */
nav a.active {
  color: #38bdf8;
}

.feature,
.price-card,
.about p {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.5s ease;
}

.visible {
  opacity: 1;
  transform: translateY(0);
}

}