:root {
  color-scheme: light;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: #f8fafc;
  color: #0f172a;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
}

.container {
  width: min(1100px, calc(100% - 2rem));
  margin: 0 auto;
}

button,
a,
input,
textarea {
  font: inherit;
}

.hero,
.features,
.how-it-works,
.cta,
footer,
#download,
#pricing,
#contact {
  padding-top: 4rem;
  padding-bottom: 4rem;
}

.hero {
  padding-top: 6rem;
  padding-bottom: 6rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 3rem;
  align-items: center;
}

.eyebrow {
  color: #2563eb;
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
}

.hero h1 {
  font-size: clamp(2.75rem, 4vw, 4.5rem);
  line-height: 1.05;
}

.hero p {
  margin: 1.5rem 0 0;
  max-width: 42rem;
  color: #475569;
  font-size: 1.05rem;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.75rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 1.6rem;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
}

.button-primary {
  background: #2563eb;
  color: white;
}

.button-secondary {
  background: #f8fafc;
  color: #0f172a;
  border: 1px solid #cbd5e1;
}

.feature-card,
.step-card,
.cta-card,
.download-card,
.qr-card,
footer .container,
form,
.download-card,
.feature-card {
  border-radius: 1.75rem;
}

.feature-card {
  width: 100%;
  background: white;
  border: 1px solid #e2e8f0;
  padding: 2rem;
  box-shadow: 0 24px 64px rgba(15, 23, 42, 0.08);
}

.feature-card h2,
.feature-card h3 {
  font-size: 1.7rem;
  margin-bottom: 1rem;
}

.feature-card ul {
  margin: 1rem 0 0;
  padding-left: 1.25rem;
  color: #334155;
}

.feature-card li {
  margin-bottom: 0.85rem;
}

.features {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.features article,
.feature-card,
.step-card,
.download-card,
.cta-card,
form {
  background: white;
  border: 1px solid #e2e8f0;
}

.features article {
  border-radius: 1.5rem;
  padding: 2rem;
}

.features h2,
.features p,
.step-card p {
  color: #475569;
  line-height: 1.75;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 2rem;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.5rem;
}

.step-card {
  padding: 2rem;
  border-radius: 1.75rem;
  box-shadow: 0 24px 64px rgba(15, 23, 42, 0.05);
}

.step-card strong {
  display: block;
  margin-bottom: 0.75rem;
  font-size: 1.05rem;
}

.cta-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  background: #2563eb;
  color: white;
  border-radius: 2rem;
  padding: 2.5rem;
}

.cta-card p,
.cta-card h2 {
  margin: 0;
}

.cta-card h2 {
  font-size: clamp(2rem, 3vw, 2.75rem);
  line-height: 1.05;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.cta-card .button-secondary {
  background: white;
  color: #2563eb;
}

.download-card {
  border-radius: 2rem;
  padding: 2rem;
  box-shadow: 0 24px 80px rgba(15, 23, 42, 0.06);
}

.download-card h3 {
  margin-top: 1rem;
}

.qr-card {
  min-height: 14rem;
  border-radius: 1.5rem;
  background: #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: #334155;
  font-weight: 700;
}

.download-card .button {
  width: 100%;
}

form {
  border-radius: 2rem;
  padding: 2rem;
  box-shadow: 0 24px 80px rgba(15, 23, 42, 0.06);
}

form label {
  display: block;
}

form input,
form textarea {
  width: 100%;
  border-radius: 1.25rem;
  border: 1px solid #cbd5e1;
  background: #f8fafc;
  padding: 1rem;
  color: #0f172a;
}

form button {
  width: 100%;
}

footer {
  border-top: 1px solid #e2e8f0;
}

footer .container {
  padding-top: 2rem;
  padding-bottom: 2rem;
}

footer a {
  color: #475569;
  text-decoration: none;
}

footer a:hover {
  color: #2563eb;
}

@media (max-width: 1080px) {
  .hero-grid,
  .features,
  .steps-grid,
  .cta-card,
  .download-card,
  .download-card .button,
  .grid,
  .container,
  .cta {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .hero-grid {
    display: block;
  }

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

  .cta-card {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100%, calc(100% - 1.5rem));
  }

  .hero,
  .features,
  .how-it-works,
  .cta,
  #download,
  #pricing,
  #contact {
    padding-top: 3rem;
    padding-bottom: 3rem;
  }

  .hero h1 {
    font-size: 2.75rem;
  }
}