body {
  margin: 0;
  background: #0b0b0d;
  color: white;
  font-family: Arial, sans-serif;
}

/* Gradient text */
.logo-gradient,
.section-title,
.hero-title {
  background: linear-gradient(90deg, #ffd84d, #d48bff, #78c7ff);
  -webkit-background-clip: text;
  color: transparent;
}

/* Navbar */
.navbar {
  width: 100%;
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(10px);
}

/* Hero */
.hero {
  text-align: center;
  padding: 100px 20px;
  background: linear-gradient(to bottom right, #fff4, #0008);
}

.cta-btn {
  margin-top: 20px;
  padding: 15px 35px;
  border-radius: 40px;
  font-size: 1.1rem;
  border: none;
  cursor: pointer;
  font-weight: bold;
  background: linear-gradient(90deg, #ffe66f, #d59aff);
}

.cta-btn.wide {
  width: 100%;
}

/* Sections */
section {
  padding: 60px 20px;
  text-align: center;
}

.card {
  background: #111;
  padding: 20px;
  margin: 20px auto;
  max-width: 500px;
  border-radius: 20px;
  text-align: left;
}

/* Signup */
.success { color: #8fff8f; }
.error { color: #ff8080; }
.hidden { display: none; }

/* Footer */
footer {
  text-align: center;
  padding: 40px 0;
  opacity: 0.7;
}