body {
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, Roboto, sans-serif;
  color: #2b2f38;
  background-color: #f8fafc;
  letter-spacing: -0.02em;
  line-height: 1.6;
}

.hero-section {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #fff;
  padding: 90px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero-badge {
  background: rgba(59, 130, 246, 0.2);
  color: #60a5fa;
  border: 1px solid rgba(96, 165, 250, 0.3);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 50rem;
  display: inline-block;
  margin-bottom: 20px;
}

.text-gradient {
  background: linear-gradient(90deg, #60a5fa, #38bdf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-padding {
  padding: 80px 0;
}

.section-title-wrap {
  margin-bottom: 48px;
}

.section-subtitle {
  color: #2563eb;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 8px;
}

.section-title {
  font-size: 2.1rem;
  font-weight: 800;
  color: #0f172a;
}

.pain-card {
  background: #fff;
  border-radius: 16px;
  border: 1px solid #e2e8f0;
  padding: 30px;
  transition: all 0.3s ease;
  height: 100%;
}

.pain-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px -10px rgba(15, 23, 42, 0.08);
  border-color: #cbd5e1;
}

.icon-box-danger {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: #fef2f2;
  color: #ef4444;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 18px;
}

.feature-card {
  background: #fff;
  border-radius: 16px;
  border: 1px solid #e2e8f0;
  padding: 32px;
  height: 100%;
  box-shadow: 0 4px 6px -1px rgba(0,0,0,0.02);
}

.icon-box-primary {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: #eff6ff;
  color: #2563eb;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
}

.pricing-card {
  background: #fff;
  border-radius: 20px;
  border: 1px solid #e2e8f0;
  padding: 40px 30px;
  position: relative;
  transition: all 0.3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.pricing-card.popular {
  border: 2px solid #2563eb;
  box-shadow: 0 20px 25px -5px rgba(37, 99, 235, 0.1), 0 8px 10px -6px rgba(37, 99, 235, 0.1);
}

.popular-tag {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: #2563eb;
  color: #fff;
  padding: 4px 16px;
  border-radius: 50rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.pricing-features {
  list-style: none;
  padding: 0;
  margin: 24px 0 32px;
  flex-grow: 1;
}

.pricing-features li {
  padding: 8px 0;
  font-size: 0.95rem;
  color: #475569;
  display: flex;
  align-items: center;
}

.pricing-features li i {
  color: #2563eb;
  margin-right: 10px;
  font-size: 1.1rem;
}

.step-number {
  width: 36px;
  height: 36px;
  background: #0f172a;
  color: #fff;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin-bottom: 14px;
  font-size: 0.95rem;
}

.accordion-button:not(.collapsed) {
  background-color: #eff6ff;
  color: #1e40af;
  font-weight: 700;
}

.accordion-button:focus {
  box-shadow: none;
  border-color: #bfdbfe;
}

.portal-chip {
  background: #fff;
  border: 1px solid #e2e8f0;
  padding: 10px 18px;
  border-radius: 50rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: #334155;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.02);
}

.cta-banner {
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 100%);
  border-radius: 24px;
  padding: 60px 40px;
  color: #fff;
}