:root {
  --background: #f7f9fc;
  --surface: #ffffff;
  --surface-soft: #eef4fb;
  --text: #111827;
  --muted: #667085;
  --line: rgba(74, 92, 122, 0.16);
  --blue: #078df5;
  --cyan: #006fc9;
  --shadow: 0 24px 70px rgba(50, 74, 110, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 82% 4%, rgba(7, 141, 245, 0.12), transparent 31rem),
    radial-gradient(circle at 5% 38%, rgba(40, 190, 255, 0.07), transparent 27rem),
    var(--background);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

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

a {
  color: inherit;
  text-decoration: none;
}

.site-header,
.hero,
.intro,
.feature-grid,
.screens,
.privacy,
footer {
  width: min(1160px, calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 750;
  letter-spacing: -0.02em;
}

.brand img,
.footer-brand img {
  border-radius: 12px;
  box-shadow: 0 10px 26px rgba(38, 80, 126, 0.18);
}

nav {
  display: flex;
  gap: 28px;
  color: var(--muted);
  font-size: 0.94rem;
}

nav a:hover,
nav a:focus-visible {
  color: var(--cyan);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(290px, 0.72fr);
  align-items: center;
  gap: clamp(42px, 8vw, 110px);
  min-height: 760px;
  padding: 50px 0 112px;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--cyan);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 760px;
  margin-bottom: 26px;
  font-size: clamp(3.35rem, 7.5vw, 7rem);
  line-height: 0.94;
  letter-spacing: -0.07em;
}

h2 {
  margin-bottom: 20px;
  font-size: clamp(2.4rem, 5.6vw, 5rem);
  line-height: 1;
  letter-spacing: -0.055em;
}

h3 {
  margin-bottom: 12px;
  font-size: 1.38rem;
  letter-spacing: -0.025em;
}

.lead {
  max-width: 650px;
  margin-bottom: 32px;
  color: var(--muted);
  font-size: clamp(1.08rem, 2vw, 1.3rem);
  line-height: 1.65;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 15px;
  font-weight: 750;
}

.button-primary {
  color: #ffffff;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  box-shadow: 0 18px 50px rgba(17, 140, 255, 0.27);
}

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.76);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.privacy-points {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin: 24px 0 0;
  padding: 0;
  color: var(--muted);
  font-size: 0.9rem;
  list-style: none;
}

.privacy-points li::before {
  content: "✓";
  margin-right: 7px;
  color: var(--cyan);
}

.hero-image {
  position: relative;
  width: min(320px, 100%);
  aspect-ratio: 1320 / 2868;
  justify-self: center;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 38px;
  background: #ffffff;
  box-shadow: var(--shadow);
}

.hero-image::before {
  position: absolute;
  z-index: -1;
  inset: 10%;
  border-radius: 50%;
  background: rgba(17, 140, 255, 0.4);
  filter: blur(70px);
  content: "";
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.intro {
  max-width: 900px;
  padding: 92px 0 52px;
  text-align: center;
}

.intro p:last-child {
  max-width: 710px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 1.12rem;
  line-height: 1.7;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  padding-bottom: 84px;
}

.feature-card {
  min-height: 260px;
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 14px 38px rgba(53, 78, 111, 0.07);
}

.feature-card p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.65;
}

.feature-number {
  display: block;
  margin-bottom: 70px;
  color: var(--cyan);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.15em;
}

.screens {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 230px));
  gap: clamp(24px, 4vw, 48px);
  align-items: start;
  justify-content: center;
  padding: 30px 0 120px;
}

.screens figure {
  width: 100%;
  margin: 0;
}

.screens figure:nth-child(2) {
  margin-top: 70px;
}

.screens img {
  width: 100%;
  height: auto;
  aspect-ratio: 1320 / 2868;
  object-fit: contain;
  border: 1px solid var(--line);
  border-radius: clamp(20px, 3vw, 34px);
  box-shadow: var(--shadow);
}

.screens figcaption {
  padding: 18px 4px 0;
  color: var(--muted);
  font-weight: 650;
  text-align: center;
}

.privacy {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(300px, 1fr);
  gap: clamp(32px, 7vw, 100px);
  padding: clamp(48px, 8vw, 88px);
  border: 1px solid var(--line);
  border-radius: 36px;
  background: linear-gradient(135deg, #e8f5ff, #f8fbff);
}

.privacy-copy {
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.75;
}

.privacy-copy p:last-child {
  margin-bottom: 0;
}

footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 26px 0 42px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.88rem;
}

footer p {
  margin: 0;
}

@media (max-width: 840px) {
  .hero,
  .privacy {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 58px;
  }

  .hero-copy {
    text-align: center;
  }

  .lead {
    margin-inline: auto;
  }

  .hero-actions,
  .privacy-points {
    justify-content: center;
  }

  .hero-image {
    width: min(470px, 100%);
    margin-inline: auto;
  }

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

  .feature-card {
    min-height: 190px;
  }

  .feature-number {
    margin-bottom: 36px;
  }
}

@media (max-width: 620px) {
  .site-header,
  .hero,
  .intro,
  .feature-grid,
  .screens,
  .privacy,
  footer {
    width: min(100% - 28px, 1160px);
  }

  .brand span {
    display: none;
  }

  nav {
    gap: 16px;
    font-size: 0.86rem;
  }

  h1 {
    font-size: clamp(3rem, 16vw, 4.8rem);
  }

  .screens {
    grid-template-columns: 1fr;
    width: min(260px, calc(100% - 36px));
  }

  .screens figure:nth-child(2) {
    margin-top: 0;
  }

  .privacy {
    padding: 42px 28px;
  }

  footer {
    flex-direction: column;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  * {
    transition: none !important;
  }
}