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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  line-height: 1.6;
  color: #374151;
  background-color: #ffffff;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Hero Section */
.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 60px 20px;
  background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 700;
  color: #111827;
  margin-bottom: 20px;
  line-height: 1.2;
}

.subheadline {
  font-size: 1.125rem;
  color: #6b7280;
  max-width: 600px;
  margin: 0 auto 40px;
}

/* Signup Form */
.signup-form {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 500px;
  margin: 0 auto;
}

.signup-form input {
  padding: 16px 20px;
  font-size: 1rem;
  border: 2px solid #e5e7eb;
  border-radius: 8px;
  outline: none;
  transition: border-color 0.2s ease;
  font-family: inherit;
}

.signup-form input:focus {
  border-color: #2563EB;
}

.signup-form input::placeholder {
  color: #9ca3af;
}

.signup-form button {
  padding: 16px 32px;
  font-size: 1rem;
  font-weight: 600;
  color: #ffffff;
  background-color: #2563EB;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.1s ease;
  font-family: inherit;
}

.signup-form button:hover {
  background-color: #1d4ed8;
}

.signup-form button:active {
  transform: scale(0.98);
}

.signup-form button:disabled {
  background-color: #93c5fd;
  cursor: not-allowed;
}

.form-message {
  margin-top: 16px;
  font-size: 0.875rem;
  min-height: 20px;
}

.form-message.success {
  color: #059669;
}

.form-message.error {
  color: #dc2626;
}

/* Pricing Section */
.pricing {
  padding: 80px 20px;
  background-color: #ffffff;
}

.pricing h2 {
  font-size: 2rem;
  font-weight: 700;
  color: #111827;
  text-align: center;
  margin-bottom: 12px;
}

.pricing-subheadline {
  text-align: center;
  color: #6b7280;
  margin-bottom: 48px;
}

.pricing-card {
  max-width: 400px;
  margin: 0 auto;
  padding: 40px;
  background: #ffffff;
  border: 2px solid #e5e7eb;
  border-radius: 16px;
  text-align: center;
  position: relative;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.plan-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background-color: #2563EB;
  color: #ffffff;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pricing-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: #111827;
  margin-top: 8px;
  margin-bottom: 16px;
}

.price {
  margin-bottom: 32px;
}

.price .amount {
  font-size: 3rem;
  font-weight: 700;
  color: #111827;
}

.price .period {
  font-size: 1rem;
  color: #6b7280;
}

.features {
  list-style: none;
  margin-bottom: 32px;
  text-align: left;
}

.features li {
  padding: 12px 0;
  border-bottom: 1px solid #f3f4f6;
  color: #374151;
  position: relative;
  padding-left: 28px;
}

.features li:last-child {
  border-bottom: none;
}

.features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  background-color: #2563EB;
  border-radius: 50%;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41L9 16.17z'/%3E%3C/svg%3E");
  background-size: 12px;
  background-position: center;
  background-repeat: no-repeat;
}

.cta-button {
  display: block;
  width: 100%;
  padding: 16px 32px;
  font-size: 1rem;
  font-weight: 600;
  color: #ffffff;
  background-color: #2563EB;
  border: none;
  border-radius: 8px;
  text-decoration: none;
  transition: background-color 0.2s ease, transform 0.1s ease;
}

.cta-button:hover {
  background-color: #1d4ed8;
}

.cta-button:active {
  transform: scale(0.98);
}

.trial-note {
  margin-top: 16px;
  font-size: 0.875rem;
  color: #9ca3af;
}

/* Footer */
footer {
  padding: 40px 20px;
  background-color: #f9fafb;
  text-align: center;
}

footer p {
  color: #6b7280;
  font-size: 0.875rem;
}

/* Responsive Styles */
@media (min-width: 640px) {
  .hero h1 {
    font-size: 3rem;
  }

  .subheadline {
    font-size: 1.25rem;
  }

  .signup-form {
    flex-direction: row;
  }

  .signup-form input {
    flex: 1;
  }

  .signup-form button {
    flex-shrink: 0;
  }
}

@media (min-width: 768px) {
  .hero h1 {
    font-size: 3.5rem;
  }

  .pricing h2 {
    font-size: 2.5rem;
  }
}