:root {
  color-scheme: light;
  --ink: #111827;
  --muted: #526071;
  --line: #d9e2ec;
  --paper: #ffffff;
  --wash: #f5f8fb;
  --brand: #f97316;
  --mint: #10b981;
  --pink: #ec4899;
  --blue: #2563eb;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background: var(--wash);
  color: var(--ink);
  line-height: 1.6;
}

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
}

.nav {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 900;
  font-size: 18px;
}

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 8px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav-links a,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 14px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 800;
  font-size: 14px;
}

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

.button {
  border: 1px solid #111827;
  background: #111827;
  color: #ffffff;
}

.button.secondary {
  border-color: var(--line);
  background: #ffffff;
  color: var(--ink);
}

.hero {
  background:
    linear-gradient(90deg, rgba(249, 115, 22, 0.16), rgba(37, 99, 235, 0.12)),
    #fff7ed;
  border-bottom: 1px solid var(--line);
}

.hero-inner,
.section {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.hero-inner {
  min-height: 520px;
  padding: 72px 0 56px;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(240px, 0.85fr);
  align-items: center;
  gap: 40px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--blue);
  font-weight: 900;
  text-transform: uppercase;
  font-size: 13px;
}

h1,
h2,
h3 {
  line-height: 1.08;
  margin: 0;
}

h1 {
  max-width: 760px;
  font-size: clamp(40px, 6vw, 72px);
}

h2 {
  font-size: clamp(28px, 4vw, 42px);
}

h3 {
  font-size: 22px;
}

.lead {
  max-width: 720px;
  margin: 20px 0 0;
  color: #2d3748;
  font-size: clamp(18px, 2vw, 22px);
}

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

.hero-media {
  display: flex;
  justify-content: center;
}

.app-mark {
  width: min(320px, 72vw);
  aspect-ratio: 1;
  border-radius: 36px;
  background: #ffffff;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  box-shadow: 0 18px 55px rgba(17, 24, 39, 0.16);
}

.app-mark img {
  width: 68%;
  height: 68%;
  object-fit: contain;
  border-radius: 24px;
}

.section {
  padding: 64px 0;
}

.section-intro {
  max-width: 760px;
  margin-bottom: 28px;
}

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

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

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

.feature strong {
  display: inline-flex;
  color: var(--pink);
  margin-bottom: 8px;
}

.feature p,
.faq-item p,
.note p {
  color: var(--muted);
  margin: 8px 0 0;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: 28px;
  align-items: start;
}

.check-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
}

.check-list li {
  padding-left: 32px;
  position: relative;
  color: #243244;
  font-weight: 700;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.45em;
  width: 14px;
  height: 14px;
  border-radius: 4px;
  background: var(--mint);
}

.faq {
  display: grid;
  gap: 14px;
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #ffffff;
  padding: 32px 0;
}

.footer-inner {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 14px;
}

.footer-inner a {
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
}

@media (max-width: 820px) {
  .nav {
    min-height: 64px;
  }

  .nav-links {
    display: none;
  }

  .hero-inner,
  .split,
  .grid {
    grid-template-columns: 1fr;
  }

  .hero-inner {
    min-height: 0;
    padding: 44px 0;
  }

  .hero-media {
    justify-content: flex-start;
  }

  .app-mark {
    width: 172px;
    border-radius: 24px;
  }

  .section {
    padding: 44px 0;
  }
}