:root {
  color-scheme: light;
  --ink: #13202f;
  --muted: #5b6a7b;
  --line: #d8e1eb;
  --panel: #ffffff;
  --soft: #f3f7fb;
  --blue: #1769ff;
  --teal: #00a7a7;
  --green: #1f9d55;
  --orange: #d97706;
  --shadow: 0 18px 48px rgba(19, 32, 47, 0.14);
  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;
  background: #f7fafc;
  color: var(--ink);
  line-height: 1.55;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(216, 225, 235, 0.8);
  background: rgba(247, 250, 252, 0.92);
  backdrop-filter: blur(18px);
}

.nav {
  max-width: 1160px;
  margin: 0 auto;
  min-height: 72px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 760;
  letter-spacing: 0;
}

.brand img {
  width: 38px;
  height: 38px;
  border-radius: 8px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 14px;
  color: var(--muted);
}

.nav-links a {
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--ink);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
}

.hero {
  max-width: 1160px;
  margin: 0 auto;
  padding: 72px 24px 40px;
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.98fr);
  gap: 52px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 14px;
  font-weight: 760;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 700px;
  margin-bottom: 20px;
  font-size: clamp(44px, 6vw, 78px);
  line-height: 0.98;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 640px;
  color: var(--muted);
  font-size: 20px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 18px;
  background: #fff;
  color: var(--ink);
  text-decoration: none;
  font-weight: 760;
}

.button.primary {
  border-color: var(--blue);
  background: var(--blue);
  color: #fff;
}

.button.secondary {
  background: #fff;
}

.button[aria-disabled="true"] {
  color: #7b8794;
  background: #eef3f8;
  cursor: not-allowed;
}

.trust-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 34px;
  max-width: 620px;
}

.trust-item {
  border-left: 3px solid var(--teal);
  padding-left: 12px;
  color: var(--muted);
  font-size: 14px;
}

.trust-item strong {
  display: block;
  color: var(--ink);
  font-size: 15px;
}

.phone-stage {
  position: relative;
  min-height: 560px;
  display: grid;
  place-items: center;
}

.phone-stack {
  position: relative;
  width: min(460px, 92vw);
  height: 540px;
}

.phone-shot {
  position: absolute;
  width: 235px;
  border-radius: 30px;
  box-shadow: var(--shadow);
  border: 8px solid #101821;
  background: #101821;
}

.phone-shot.one {
  left: 0;
  top: 28px;
  transform: rotate(-6deg);
}

.phone-shot.two {
  right: 10px;
  top: 0;
  transform: rotate(4deg);
}

.phone-shot.three {
  left: 126px;
  bottom: 0;
  transform: rotate(1deg);
}

.section {
  padding: 72px 24px;
}

.section.alt {
  background: #ffffff;
}

.inner {
  max-width: 1160px;
  margin: 0 auto;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 32px;
}

.section-heading h2 {
  margin-bottom: 12px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.05;
  letter-spacing: 0;
}

.section-heading p {
  color: var(--muted);
  font-size: 18px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.feature,
.platform,
.faq-item {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
  background: var(--panel);
}

.feature h3,
.platform h3,
.faq-item h3 {
  margin-bottom: 8px;
  font-size: 20px;
}

.feature p,
.platform p,
.faq-item p {
  margin-bottom: 0;
  color: var(--muted);
}

.swatch {
  width: 36px;
  height: 8px;
  border-radius: 999px;
  margin-bottom: 18px;
  background: var(--blue);
}

.swatch.teal {
  background: var(--teal);
}

.swatch.green {
  background: var(--green);
}

.swatch.orange {
  background: var(--orange);
}

.platform-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.platform {
  min-height: 272px;
  display: flex;
  flex-direction: column;
}

.platform .status {
  width: fit-content;
  margin-bottom: 16px;
  border-radius: 999px;
  padding: 4px 10px;
  background: #e9f7f5;
  color: #087f7b;
  font-size: 12px;
  font-weight: 760;
}

.platform .status.planned {
  background: #f1f5f9;
  color: #64748b;
}

.platform .button {
  margin-top: auto;
  width: 100%;
}

.use-case-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 10px;
}

.use-case {
  min-height: 76px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  display: flex;
  align-items: center;
  padding: 14px;
  font-weight: 720;
}

.seo-band {
  background: #0f172a;
  color: #fff;
}

.seo-band p {
  color: #cbd5e1;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.final-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 36px;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
}

.final-cta h2 {
  margin-bottom: 6px;
  font-size: clamp(28px, 4vw, 44px);
}

.final-cta p {
  margin-bottom: 0;
  color: var(--muted);
}

.site-footer {
  padding: 36px 24px;
  color: var(--muted);
}

.footer-inner {
  max-width: 1160px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  font-size: 14px;
}

.footer-links {
  display: flex;
  gap: 16px;
}

.footer-links a {
  color: inherit;
  text-decoration: none;
}

@media (max-width: 920px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 48px;
  }

  .phone-stage {
    min-height: 460px;
  }

  .phone-stack {
    height: 450px;
  }

  .phone-shot {
    width: 200px;
  }

  .feature-grid,
  .platform-grid,
  .faq-grid {
    grid-template-columns: 1fr 1fr;
  }

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

@media (max-width: 680px) {
  .nav {
    min-height: 64px;
    padding: 0 16px;
  }

  .nav-links {
    display: none;
  }

  .hero,
  .section {
    padding-left: 16px;
    padding-right: 16px;
  }

  h1 {
    font-size: 44px;
  }

  .hero-copy {
    font-size: 18px;
  }

  .trust-row,
  .feature-grid,
  .platform-grid,
  .faq-grid,
  .use-case-grid {
    grid-template-columns: 1fr;
  }

  .phone-stage {
    min-height: 360px;
  }

  .phone-stack {
    width: 320px;
    height: 340px;
  }

  .phone-shot {
    width: 150px;
    border-width: 5px;
    border-radius: 22px;
  }

  .phone-shot.three {
    left: 88px;
  }

  .final-cta,
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .button {
    width: 100%;
  }
}