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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: linear-gradient(135deg, #050812 0%, #0c101c 100%);
  color: #fff;
  min-height: 100vh;
}

.center {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  text-align: center;
  padding: 2rem;
}

h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  background: linear-gradient(90deg, #00d4ff, #7c3aed);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

p {
  font-size: 1.2rem;
  color: #a0aec0;
  margin-bottom: 2rem;
}

button {
  background: linear-gradient(90deg, #00d4ff, #7c3aed);
  color: #fff;
  border: none;
  padding: 1rem 2rem;
  font-size: 1.1rem;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}

button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(124, 58, 237, 0.4);
}

.auth-box {
  max-width: 400px;
  margin: 4rem auto;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.toggle {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
}

.toggle button {
  flex: 1;
  background: rgba(255, 255, 255, 0.1);
  padding: 0.75rem;
}

.toggle button:hover,
.toggle button.active {
  background: linear-gradient(90deg, #00d4ff, #7c3aed);
}

form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

input {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0.875rem 1rem;
  border-radius: 8px;
  color: #fff;
  font-size: 1rem;
}

input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

input:focus {
  outline: none;
  border-color: #00d4ff;
}

#businessFields {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

form button[type="submit"] {
  margin-top: 1rem;
}

h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  background: linear-gradient(90deg, #00d4ff, #7c3aed);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h3 {
  font-size: 1.1rem;
  color: #a0aec0;
  margin: 1rem 0 0.5rem;
}

select {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0.875rem 1rem;
  border-radius: 8px;
  color: #fff;
  font-size: 1rem;
  width: 100%;
  margin-bottom: 1rem;
}

select option {
  background: #0c101c;
  color: #fff;
}

.small {
  font-size: 0.9rem;
  color: #a0aec0;
  margin-top: 1rem;
}

.plans {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1rem;
}

.plan-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 1.5rem;
  text-align: left;
}

.plan-card h2 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.plan-card .price {
  font-size: 2rem;
  font-weight: bold;
  background: linear-gradient(90deg, #00d4ff, #7c3aed);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.plan-card ul {
  list-style: none;
  margin: 1rem 0;
  padding: 0;
}

.plan-card ul li {
  padding: 0.4rem 0;
  color: #a0aec0;
  font-size: 0.95rem;
}

.plan-card ul li::before {
  content: "✓ ";
  color: #00d4ff;
}

.plan-card button {
  width: 100%;
  margin-top: 0.5rem;
}