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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #1E293B;
  background: #F8FAFC;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Hero */
.hero {
  padding: 80px 0 60px;
  text-align: center;
  background: linear-gradient(180deg, #EFF6FF 0%, #F8FAFC 100%);
}

.hero h1 {
  font-size: 36px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
  color: #1E293B;
}

.hero-sub {
  font-size: 18px;
  color: #64748B;
  max-width: 560px;
  margin: 0 auto 32px;
}

.btn-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 14px 40px;
  background: #2563EB;
  color: white;
  text-decoration: none;
  border: none;
  border-radius: 12px;
  font-size: 18px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

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

.btn-cta--sm {
  font-size: 16px;
  padding: 12px 32px;
  min-height: 48px;
  width: 100%;
}

.hero-note {
  margin-top: 16px;
  font-size: 14px;
  color: #94a3b8;
}

/* Steps */
.steps {
  padding: 60px 0;
}

.steps h2 {
  text-align: center;
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 40px;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step {
  text-align: center;
}

.step-icon {
  margin-bottom: 16px;
  display: flex;
  justify-content: center;
}

.step h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 8px;
  color: #2563EB;
}

.step p {
  font-size: 15px;
  color: #64748B;
}

/* B2B */
.b2b {
  padding: 60px 0;
  background: white;
}

.b2b h2 {
  text-align: center;
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 12px;
}

.b2b-desc {
  text-align: center;
  color: #64748B;
  max-width: 600px;
  margin: 0 auto 32px;
}

.b2b-form {
  max-width: 480px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.b2b-form input,
.b2b-form textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #E2E8F0;
  border-radius: 10px;
  font-size: 16px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}

.b2b-form input:focus,
.b2b-form textarea:focus {
  border-color: #2563EB;
}

.b2b-form textarea {
  resize: vertical;
  min-height: 80px;
}

.form-status {
  text-align: center;
  margin-top: 12px;
  font-size: 14px;
}

/* FAQ */
.faq {
  padding: 60px 0;
}

.faq h2 {
  text-align: center;
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 32px;
}

.faq-list {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.faq-item {
  border: 1px solid #E2E8F0;
  border-radius: 12px;
  overflow: hidden;
  background: white;
}

.faq-item summary {
  padding: 16px 20px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 44px;
}

.faq-item summary::after {
  content: '+';
  font-size: 20px;
  color: #64748B;
  transition: transform 0.2s;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item p {
  padding: 0 20px 16px;
  font-size: 15px;
  color: #64748B;
  line-height: 1.6;
}

/* Footer */
.footer {
  padding: 40px 0;
  text-align: center;
  border-top: 1px solid #E2E8F0;
}

.footer-disclaimer {
  font-size: 12px;
  color: #94a3b8;
  max-width: 600px;
  margin: 0 auto 12px;
  line-height: 1.5;
}

.footer-copy {
  font-size: 13px;
  color: #94a3b8;
}

/* Mobile */
@media (max-width: 768px) {
  .hero {
    padding: 48px 0 40px;
  }

  .hero h1 {
    font-size: 28px;
  }

  .hero-sub {
    font-size: 16px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .steps h2,
  .b2b h2,
  .faq h2 {
    font-size: 24px;
  }
}