* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 2rem;
}

body {
  margin: 0;
  background-color: #f8fafc;
  color: #0f172a;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

a {
  color: inherit;
  text-underline-offset: 5px;
}

a:focus-visible {
  outline: 3px solid #3b82f6;
  outline-offset: 6px;
}

.skip {
  position: absolute;
  left: 1rem;
  top: -100px;
  padding: 12px;
  background: white;
  z-index: 10;
}

.skip:focus {
  top: 1rem;
}

header,
footer {
  max-width: 1240px;
  margin: 0 auto;
  padding: 24px 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 750;
  font-size: 21px;
  text-decoration: none;
  color: #0f172a;
}

.brand img {
  border-radius: 10px;
  display: block;
}

nav,
footer > div {
  display: flex;
  align-items: center;
  gap: 28px;
}

nav a,
footer a {
  font-size: 15px;
  text-decoration: none;
  color: #475569;
  font-weight: 550;
}

nav a:hover,
footer a:hover {
  color: #1e40af;
  text-decoration: underline;
}

/* Hero Section */
.hero {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  padding: 60px 36px 90px;
  gap: 60px;
  align-items: center;
}

.eyebrow {
  font-size: 13px;
  font-weight: 750;
  letter-spacing: 0.15em;
  color: #2563eb;
  margin: 0 0 20px;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(48px, 6.2vw, 84px);
  line-height: 1.05;
  letter-spacing: -0.04em;
  margin: 0 0 24px;
  font-weight: 800;
  color: #0f172a;
}

h1 em {
  font-style: normal;
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.lede {
  max-width: 520px;
  font-size: 21px;
  line-height: 1.55;
  color: #475569;
  margin: 0 0 24px;
}

.actions {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  gap: 16px;
  margin-top: 28px;
}

.badge-appstore,
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 12px;
  background: #0f172a;
  color: #ffffff;
  font-size: 15px;
  font-weight: 650;
  text-decoration: none;
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.15);
  transition: transform 0.15s ease, background 0.15s ease;
}

.badge-appstore:hover,
.btn-primary:hover {
  background: #1e293b;
  transform: translateY(-2px);
}

.actions a.link-features {
  font-size: 15px;
  font-weight: 600;
  color: #2563eb;
  text-decoration: none;
}

.actions a.link-features:hover {
  text-decoration: underline;
}

.quiet {
  font-size: 14px;
  color: #64748b;
  margin-top: 20px;
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Visual Card */
.visual {
  background: linear-gradient(145deg, #0f172a, #1e293b);
  border-radius: 32px;
  padding: 44px 36px;
  color: white;
  box-shadow: 0 30px 60px rgba(15, 23, 42, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
}

.app-icon {
  width: 100%;
  max-width: 240px;
  height: auto;
  display: block;
  border-radius: 22%;
  margin: 0 auto 32px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
}

.caption {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 24px;
  text-align: left;
}

.caption span {
  font-size: 12px;
  letter-spacing: 0.14em;
  color: #93c5fd;
  font-weight: 700;
  display: block;
  margin-bottom: 6px;
}

.caption strong {
  display: block;
  font-size: 24px;
  letter-spacing: -0.02em;
  color: #ffffff;
  margin-bottom: 4px;
}

.caption p {
  color: #cbd5e1;
  font-size: 14.5px;
  margin: 0;
}

/* Features Section */
.features {
  background: #ffffff;
  padding: 90px max(36px, calc((100vw - 1200px) / 2));
  border-top: 1px solid #e2e8f0;
  border-bottom: 1px solid #e2e8f0;
}

.section-heading {
  max-width: 700px;
}

h2 {
  font-size: clamp(32px, 3.8vw, 46px);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin: 0 0 20px;
  color: #0f172a;
  font-weight: 800;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 36px;
  margin-top: 52px;
}

.grid article {
  border-top: 2px solid #e2e8f0;
  padding-top: 24px;
}

.number {
  font-size: 12px;
  letter-spacing: 0.12em;
  color: #2563eb;
  font-weight: 700;
}

h3 {
  font-size: 22px;
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin: 16px 0 12px;
  color: #0f172a;
}

.grid p,
.privacy p {
  color: #475569;
  font-size: 15.5px;
  line-height: 1.6;
}

/* Privacy Callout */
.privacy {
  max-width: 1240px;
  margin: 0 auto;
  padding: 90px 36px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}

.privacy a {
  font-weight: 700;
  color: #2563eb;
  text-decoration: none;
  display: inline-block;
  margin-top: 12px;
}

.privacy a:hover {
  text-decoration: underline;
}

/* Closing CTA */
.closing {
  text-align: center;
  background: #eff6ff;
  border-top: 1px solid #dbeafe;
  padding: 80px 24px;
}

.closing h2 {
  margin-bottom: 12px;
}

.closing > p {
  color: #475569;
  font-size: 19px;
  margin-bottom: 28px;
}

.fine {
  max-width: 640px;
  font-size: 13.5px;
  color: #64748b;
  margin: 32px auto 0;
  line-height: 1.5;
}

/* Responsive */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 40px 24px 60px;
    gap: 40px;
  }
  .visual {
    max-width: 480px;
    margin: 0 auto;
    width: 100%;
  }
  .grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .privacy {
    grid-template-columns: 1fr;
    padding: 60px 24px;
    gap: 24px;
  }
  header,
  footer {
    padding: 20px 24px;
  }
}