:root {
  color-scheme: light;
  --bg: #f6f8fb;
  --surface: #ffffff;
  --text: #151922;
  --muted: #697180;
  --line: #dce2ea;
  --blue: #2294e8;
  --blue-dark: #1179c2;
  --blue-soft: #e6f3fd;
  --green-soft: #e4f6ec;
  --shadow: 0 24px 70px rgba(26, 39, 58, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 8% 5%, rgba(34, 148, 232, 0.12), transparent 30rem),
    radial-gradient(circle at 92% 20%, rgba(106, 189, 139, 0.12), transparent 32rem),
    var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 18px 0;
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-size: 20px;
  font-weight: 850;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(145deg, #ef6b93, #df4475);
  color: #fff;
  box-shadow: 0 10px 25px rgba(223, 68, 117, 0.24);
}

.header-cta,
.primary-cta,
.secondary-cta {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 15px;
  padding: 0 20px;
  text-decoration: none;
  font-weight: 800;
}

.header-cta,
.primary-cta {
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: #fff;
  box-shadow: 0 13px 28px rgba(34, 148, 232, 0.25);
}

.secondary-cta {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
}

main {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(330px, 0.72fr);
  gap: clamp(44px, 8vw, 110px);
  align-items: center;
  min-height: 76vh;
  padding: 54px 0 86px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.13em;
}

h1, h2, h3, p { margin-top: 0; }
.hero h1 {
  margin-bottom: 22px;
  max-width: 760px;
  font-size: clamp(48px, 7vw, 88px);
  line-height: 0.96;
  letter-spacing: -0.055em;
}

.lead {
  max-width: 720px;
  margin-bottom: 28px;
  color: var(--muted);
  font-size: clamp(18px, 2.1vw, 24px);
}

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

.note {
  margin-top: 14px;
  color: var(--muted);
  font-size: 14px;
}

.phone {
  overflow: hidden;
  border: 10px solid #161b24;
  border-radius: 42px;
  background: #fff;
  box-shadow: var(--shadow);
  transform: rotate(1.5deg);
}

.phone-top {
  display: flex;
  justify-content: space-between;
  padding: 19px 20px 14px;
  border-bottom: 1px solid var(--line);
  font-weight: 800;
}

.phone-body { padding: 24px 20px 25px; }
.phone-kicker {
  margin-bottom: 5px;
  color: var(--blue);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.12em;
}
.phone h2 { margin-bottom: 16px; font-size: 29px; }

.signal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.signal-grid button {
  display: grid;
  min-height: 96px;
  place-items: center;
  gap: 4px;
  border: 0;
  border-radius: 18px;
  background: var(--blue-soft);
  color: var(--text);
  font: inherit;
  font-size: 27px;
  font-weight: 800;
}
.signal-grid button span { font-size: 14px; }
.signal-grid .wide { grid-column: 1 / -1; }
.active-signal {
  margin-top: 12px;
  border-radius: 15px;
  padding: 13px 15px;
  background: var(--green-soft);
  color: #167646;
  font-weight: 700;
}

.use-cases {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  padding: 24px 0 84px;
}

.use-cases article,
.how,
.pricing,
.final-cta {
  border: 1px solid rgba(205, 213, 224, 0.86);
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 18px 50px rgba(24, 38, 58, 0.07);
}

.use-cases article { padding: 28px; }
.case-icon { display: block; margin-bottom: 16px; font-size: 38px; }
.use-cases h2 { margin-bottom: 9px; font-size: 23px; }
.use-cases p { margin-bottom: 0; color: var(--muted); }

.how,
.pricing {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 50px;
  margin-bottom: 28px;
  padding: clamp(28px, 5vw, 58px);
}
.section-heading h2,
.pricing > div:first-child h2,
.final-cta h2 {
  font-size: clamp(34px, 4vw, 54px);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.how ol {
  display: grid;
  gap: 16px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.how li {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 19px;
  background: var(--surface);
}
.how li > span {
  display: grid;
  flex: 0 0 40px;
  height: 40px;
  place-items: center;
  border-radius: 13px;
  background: var(--blue-soft);
  color: var(--blue-dark);
  font-weight: 900;
}
.how h3 { margin-bottom: 3px; }
.how li p { margin-bottom: 0; color: var(--muted); }

.pricing > div:first-child p:last-child { color: var(--muted); }
.price-cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.price-cards article {
  position: relative;
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 23px;
  background: var(--surface);
}
.price-cards article.featured {
  border-color: rgba(245, 158, 11, 0.45);
  background: linear-gradient(160deg, rgba(245, 158, 11, 0.14), #fff);
}
.price-cards strong { display: block; margin: 14px 0; font-size: 28px; }
.price-cards small { color: var(--muted); font-size: 13px; }
.price-cards ul { margin: 0; padding-left: 20px; color: var(--muted); }
.price-cards li + li { margin-top: 7px; }
.badge {
  display: inline-flex;
  margin-bottom: 12px;
  border-radius: 999px;
  padding: 5px 9px;
  background: #f59e0b;
  color: #fff;
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0.1em;
}

.final-cta {
  margin: 28px 0 72px;
  padding: clamp(32px, 6vw, 70px);
  text-align: center;
}
.final-cta p { max-width: 650px; margin: 0 auto 24px; color: var(--muted); font-size: 18px; }

footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 0 0 32px;
  color: var(--muted);
  font-size: 14px;
}
footer nav { display: flex; flex-wrap: wrap; gap: 18px; }
footer a { text-decoration: none; }

@media (max-width: 820px) {
  .hero { grid-template-columns: 1fr; min-height: auto; padding-top: 38px; }
  .phone { width: min(390px, 100%); margin: 0 auto; transform: none; }
  .use-cases { grid-template-columns: 1fr; }
  .how, .pricing { grid-template-columns: 1fr; gap: 26px; }
}

@media (max-width: 560px) {
  .site-header { width: min(100% - 22px, 1180px); }
  .header-cta { min-height: 42px; padding-inline: 13px; font-size: 13px; }
  main { width: min(100% - 22px, 1180px); }
  .hero { padding: 32px 0 64px; }
  .hero h1 { font-size: 48px; }
  .lead { font-size: 18px; }
  .hero-actions { display: grid; }
  .primary-cta, .secondary-cta { width: 100%; }
  .price-cards { grid-template-columns: 1fr; }
  footer { flex-direction: column; width: min(100% - 22px, 1180px); }
}