* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
  background: #f8fafc;
  color: #111827;
}

.site-header {
  background: rgba(15, 23, 42, 0.95);
  padding: 16px 10%;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.logo {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: white;
}

.ecg-line {
  width: 80px;
  height: 20px;
  color: rgba(255, 255, 255, 0.9);
}

.ecg-path {
  stroke-dasharray: 200;
  stroke-dashoffset: 200;
  animation: ecg-draw 1.5s ease-out 0.3s forwards,
             ecg-loop 3.5s ease-in-out 2s infinite;
}

@keyframes ecg-draw {
  to {
    stroke-dashoffset: 0;
  }
}

@keyframes ecg-loop {
  0%, 100% {
    stroke-dashoffset: 0;
    opacity: 1;
  }
  42% {
    opacity: 0.9;
  }
  50% {
    stroke-dashoffset: 200;
  }
  58% {
    opacity: 0.9;
  }
  95% {
    stroke-dashoffset: 0;
  }
}

section {
  padding: 80px 10%;
  text-align: center;
}

.hero {
  background: linear-gradient(160deg, #0f172a 0%, #1e293b 50%, #111827 100%);
  color: white;
}

.hero h1 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 700;
  line-height: 1.2;
  max-width: 720px;
  margin: 0 auto;
}

.hero-sub {
  margin: 20px auto 12px;
  font-size: 18px;
  opacity: 0.95;
  max-width: 560px;
}

.hero-stat {
  font-size: 15px;
  opacity: 0.75;
  margin-bottom: 8px;
}

.cta {
  display: inline-block;
  margin-top: 20px;
  padding: 14px 28px;
  background: #2563eb;
  color: white;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
}

.cta:hover {
  background: #1d4ed8;
  transform: translateY(-1px);
}

.cta-hero {
  padding: 16px 32px;
  font-size: 16px;
}

.cta-primary {
  padding: 16px 36px;
  font-size: 17px;
  width: 100%;
  max-width: 280px;
  text-align: center;
  margin-top: 8px;
}

.trusted {
  padding: 48px 10%;
  background: #f1f5f9;
  border-bottom: 1px solid #e2e8f0;
}

.trusted-label {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #64748b;
  margin-bottom: 24px;
}

.trusted-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 32px;
  align-items: center;
}

.logo-placeholder {
  padding: 12px 24px;
  background: #fff;
  border-radius: 8px;
  font-size: 14px;
  color: #94a3b8;
  border: 1px solid #e2e8f0;
}

.how .steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  margin-top: 40px;
}

@media (max-width: 768px) {
  .how .steps {
    grid-template-columns: 1fr;
  }
}

.step {
  background: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.value-list {
  list-style: none;
  margin-top: 30px;
  display: inline-block;
  text-align: left;
}

.value-list li {
  margin: 14px 0;
  font-size: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.value-list .check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: #22c55e;
  color: white;
  border-radius: 50%;
  font-size: 14px;
  font-weight: bold;
  flex-shrink: 0;
}

.testimonial {
  padding: 72px 10%;
  background: #fff;
  border-top: 1px solid #e2e8f0;
}

.testimonial-quote {
  font-size: 20px;
  line-height: 1.5;
  color: #334155;
  max-width: 640px;
  margin: 0 auto 16px;
  font-style: italic;
}

.testimonial-attribution {
  font-size: 14px;
  color: #64748b;
}

.pricing {
  background: #eef2ff;
}

.pricing-intro {
  max-width: 560px;
  margin: 12px auto 0;
  font-size: 17px;
  color: #475569;
  line-height: 1.5;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1100px;
  margin: 40px auto 0;
}

.pricing-grid.pricing-single {
  grid-template-columns: 1fr;
  max-width: 440px;
  margin-left: auto;
  margin-right: auto;
}

@media (max-width: 900px) {
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }

  .pricing-grid.pricing-single {
    max-width: 100%;
  }
}

.price-box {
  position: relative;
  background: white;
  max-width: 400px;
  margin: 0 auto;
  padding: 40px;
  border-radius: 14px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.08), 0 0 0 1px rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.2);
}

.price-box-featured {
  box-shadow: 0 12px 32px rgba(99, 102, 241, 0.2), 0 0 0 1px rgba(99, 102, 241, 0.25);
}

.price-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: #4f46e5;
  color: white;
  font-size: 12px;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
}

.price-box h3 {
  margin-top: 8px;
}

.price {
  font-size: 36px;
  font-weight: 700;
  margin: 16px 0 4px;
  color: #111827;
}

.price-period {
  font-size: 18px;
  font-weight: 500;
  color: #64748b;
}

.price-note {
  font-size: 14px;
  color: #64748b;
  margin-bottom: 24px;
}

.price-box ul {
  list-style: none;
  margin-bottom: 24px;
}

.price-box li {
  margin: 10px 0;
}

footer {
  padding: 40px 10% 30px;
  font-size: 14px;
  color: #6b7280;
  border-top: 1px solid #e2e8f0;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 16px;
}

.footer-links a {
  color: #64748b;
  text-decoration: none;
}

.footer-links a:hover {
  color: #111827;
}