.hero {
  background: linear-gradient(135deg, #0d9488 0%, #0f766e 55%, #115e59 100%);
  color: #fff;
  padding: 48px 20px 56px;
  text-align: center;
}

.hero-inner {
  max-width: 760px;
  margin: 0 auto;
}

.badge {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.15);
  font-size: 13px;
  margin-bottom: 16px;
}

.hero h1 {
  margin: 0 0 12px;
  font-size: clamp(2rem, 5vw, 2.8rem);
  line-height: 1.15;
  color: #fff;
}

.hero p {
  margin: 0 auto 24px;
  max-width: 620px;
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.92);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.btn-hero {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 12px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.15s ease;
}

.btn-hero:hover {
  transform: translateY(-1px);
}

.btn-hero.primary {
  background: #fff;
  color: #0f766e;
}

.btn-hero.secondary {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.section {
  max-width: 960px;
  margin: 0 auto;
  padding: 36px 20px;
}

.section-title {
  text-align: center;
  margin: 0 0 8px;
  font-size: 1.6rem;
  color: #0f766e;
}

.section-sub {
  text-align: center;
  margin: 0 auto 28px;
  max-width: 620px;
  color: #64748b;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.feature-card,
.step-card,
.download-card {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 22px 20px;
}

.feature-card h3,
.step-card h3,
.download-card h3 {
  margin: 12px 0 8px;
  font-size: 1.05rem;
  color: #134e4a;
}

.icon-circle {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: #ecfdf5;
  color: #0d9488;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.step-num {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: #0d9488;
  background: #ecfdf5;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 8px;
}

.download-box {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  padding: 28px 24px;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.download-box p {
  color: #475569;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  padding: 12px 18px;
  border-radius: 12px;
  background: #111827;
  color: #fff !important;
  text-decoration: none;
  font-weight: 600;
}

.store-btn small {
  display: block;
  font-size: 11px;
  font-weight: 400;
  opacity: 0.8;
}

.site-footer {
  border-top: 1px solid #e2e8f0;
  background: #fff;
  padding: 24px 20px 32px;
  text-align: center;
  color: #64748b;
  font-size: 14px;
}

.site-footer a {
  color: #0d9488;
  text-decoration: none;
  margin: 0 8px;
}

.site-footer a:hover {
  text-decoration: underline;
}