:root {
  color: #102033;
  background: #f7f8f4;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; }
a { color: inherit; text-decoration: none; }

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 5vw, 72px);
  background: rgba(247, 248, 244, 0.92);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid #e1e7df;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
}

.brand span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: #173f5f;
  color: #fff;
}

nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: #415163;
  font-weight: 700;
}

.nav-cta, .primary-link, .secondary-link {
  min-height: 44px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  font-weight: 900;
}

.nav-cta, .primary-link {
  background: #0f766e;
  color: #fff;
}

.secondary-link {
  border: 1px solid #b8c5bc;
}

.hero {
  min-height: calc(100vh - 72px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 480px);
  gap: clamp(28px, 6vw, 82px);
  align-items: center;
  padding: clamp(36px, 6vw, 84px) clamp(18px, 5vw, 72px);
  background:
    linear-gradient(135deg, rgba(232, 245, 243, 0.95), rgba(255, 246, 231, 0.92)),
    url("data:image/svg+xml,%3Csvg width='1200' height='800' xmlns='http://www.w3.org/2000/svg'%3E%3Crect width='1200' height='800' fill='%23f7f8f4'/%3E%3Cpath d='M0 520 C220 410 290 650 490 540 C700 425 810 230 1200 330 L1200 800 L0 800 Z' fill='%23dceee9'/%3E%3Cpath d='M0 120 C190 230 300 40 520 150 C780 280 860 75 1200 170 L1200 0 L0 0 Z' fill='%23fff0d8'/%3E%3C/svg%3E");
  background-size: cover;
}

.hero-content {
  max-width: 760px;
}

.eyebrow {
  color: #0f766e;
  font-weight: 900;
  text-transform: uppercase;
  font-size: 13px;
}

h1 {
  font-size: clamp(42px, 6vw, 78px);
  line-height: 1.02;
  margin: 0 0 20px;
}

h2 {
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.08;
  margin: 0 0 14px;
}

h3 { margin: 0 0 8px; }
p { color: #5a6875; line-height: 1.6; }
.hero-copy { font-size: 21px; max-width: 620px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }

.phone-preview {
  display: grid;
  place-items: center;
}

.preview-card {
  width: min(100%, 360px);
  background: #fff;
  border: 1px solid #d6e0d8;
  border-radius: 28px;
  padding: 26px;
  box-shadow: 0 32px 80px rgba(16, 32, 51, 0.16);
}

.preview-business {
  display: block;
  color: #0f766e;
  font-weight: 900;
  margin-bottom: 10px;
}

.preview-card strong {
  font-size: 24px;
}

.stamps {
  display: grid;
  grid-template-columns: repeat(5, 44px);
  gap: 10px;
  margin: 22px 0;
}

.stamps span {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px dashed #b8c5bc;
  color: #5a6875;
  font-weight: 900;
}

.stamps .filled {
  background: #0f766e;
  color: #fff;
  border-color: #0f766e;
}

.qr-shape {
  width: 96px;
  height: 96px;
  margin: 12px auto 0;
  background:
    linear-gradient(90deg, #102033 12px, transparent 12px) 0 0 / 24px 24px,
    linear-gradient(#102033 12px, transparent 12px) 0 0 / 24px 24px,
    #fff;
  border: 10px solid #fff;
  outline: 1px solid #dce5df;
}

.section {
  padding: clamp(52px, 7vw, 96px) clamp(18px, 5vw, 72px);
}

.section-heading {
  max-width: 740px;
  margin-bottom: 28px;
}

.steps, .price-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.steps article, .price-grid article {
  background: #fff;
  border: 1px solid #e1e7df;
  border-radius: 8px;
  padding: 22px;
}

.steps span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #e8f5f3;
  color: #0f766e;
  font-weight: 900;
  margin-bottom: 16px;
}

.split-band {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 1fr);
  gap: 32px;
  align-items: start;
  background: #173f5f;
  color: #fff;
}

.split-band p { color: #d8e5ee; }

.business-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.business-list li {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  padding: 14px 16px;
  font-weight: 800;
}

.pricing {
  background: #fffaf2;
}

.price-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.price-grid strong {
  display: block;
  font-size: 32px;
  margin-bottom: 10px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 28px clamp(18px, 5vw, 72px);
  border-top: 1px solid #e1e7df;
  color: #5a6875;
}

@media (max-width: 900px) {
  nav a:not(.nav-cta) { display: none; }
  .hero { grid-template-columns: 1fr; }
  .steps, .price-grid { grid-template-columns: 1fr 1fr; }
  .split-band { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .site-header { padding-inline: 14px; }
  .hero { padding-top: 32px; }
  .steps, .price-grid, .business-list { grid-template-columns: 1fr; }
  .site-footer { flex-direction: column; }
}