:root {
  color-scheme: dark;
  --bg: #02050b;
  --panel: #071018;
  --panel-2: #0b1420;
  --line: rgba(180, 202, 225, 0.2);
  --text: #f7fbff;
  --muted: #aeb9c9;
  --cyan: #56def1;
  --blue: #7ea4ff;
  --amber: #ffc85f;
  --green: #7ee2a9;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 80% 12%, rgba(86, 222, 241, 0.16), transparent 30rem),
    linear-gradient(135deg, rgba(126, 164, 255, 0.08), transparent 32rem),
    var(--bg);
  color: var(--text);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
}

.site-header,
.site-footer {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.site-header {
  padding: 24px 0;
}

.site-footer {
  padding: 34px 0 42px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  font-weight: 900;
  letter-spacing: 0;
  font-size: 1.08rem;
}

.brand img {
  width: 58px;
  height: 58px;
  border-radius: 14px;
  box-shadow: 0 0 28px rgba(86, 222, 241, 0.2);
}

nav {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-weight: 800;
}

nav a,
.site-footer a {
  text-decoration: none;
}

nav a:hover,
.site-footer a:hover {
  color: var(--cyan);
}

.hero {
  width: min(1180px, calc(100% - 40px));
  min-height: calc(100vh - 124px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 390px);
  gap: 56px;
  align-items: center;
  padding: 34px 0 80px;
}

.hero-copy {
  max-width: 680px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--cyan);
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 18px;
  font-size: clamp(4rem, 9vw, 7rem);
  line-height: 0.9;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.25rem;
  letter-spacing: 0;
}

.lead {
  color: var(--muted);
  font-size: clamp(1.15rem, 2.2vw, 1.55rem);
  font-weight: 700;
  max-width: 780px;
}

.maker {
  color: var(--green);
  font-weight: 900;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 8px;
  border: 1px solid var(--line);
  text-decoration: none;
  font-weight: 900;
}

.button.primary {
  background: var(--cyan);
  color: #001017;
  border-color: var(--cyan);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

.hero-phone {
  width: 100%;
  margin: 0;
  aspect-ratio: 9 / 19.5;
  border: 1px solid rgba(180, 202, 225, 0.22);
  border-radius: 36px;
  background:
    linear-gradient(160deg, rgba(86, 222, 241, 0.08), transparent 42%),
    linear-gradient(180deg, #080d15, #02050b);
  padding: 10px;
  overflow: hidden;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.45);
}

.hero-phone img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: top center;
  border-radius: 28px;
}

.feature-grid article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.035);
}

.content-band,
.plain-section,
.policy-page,
.screens-band {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.content-band {
  padding: 74px 0;
  border-top: 1px solid var(--line);
}

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

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
}

.feature-grid article {
  padding: 24px;
}

.screens-band {
  padding: 78px 0;
  border-top: 1px solid var(--line);
}

.screen-gallery {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
  margin-top: 36px;
}

.screen-card {
  min-width: 0;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.018)),
    rgba(4, 10, 17, 0.9);
  overflow: hidden;
  box-shadow: 0 20px 70px rgba(0, 0, 0, 0.28);
}

.screen-card img {
  width: 100%;
  display: block;
  aspect-ratio: 9 / 19.5;
  object-fit: cover;
  object-position: top center;
}

.screen-card figcaption {
  min-height: 152px;
  padding: 18px;
  border-top: 1px solid var(--line);
}

.screen-card b,
.screen-card span {
  display: block;
}

.screen-card b {
  margin-bottom: 8px;
  color: var(--text);
  font-size: 1.05rem;
  line-height: 1.15;
}

.screen-card span {
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 650;
  line-height: 1.45;
}

.feature-grid p,
.plain-section p,
.text-section p,
.text-section li {
  color: var(--muted);
  font-weight: 650;
}

.plain-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 42px;
  align-items: start;
  padding: 78px 0;
  border-top: 1px solid var(--line);
}

.policy-page {
  padding: 48px 0 78px;
}

.page-title {
  max-width: 850px;
  margin-bottom: 42px;
}

.policy-page h1 {
  font-size: clamp(3rem, 7vw, 5.8rem);
}

.text-section {
  max-width: 880px;
  padding: 30px 0;
  border-top: 1px solid var(--line);
}

.text-section h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

.text-section h3 {
  margin-top: 26px;
}

.text-section a {
  color: var(--cyan);
  font-weight: 900;
}

ul {
  padding-left: 1.3rem;
}

@media (max-width: 900px) {
  .hero,
  .plain-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 48px;
  }

  .hero-phone {
    width: min(390px, 100%);
    justify-self: center;
  }

  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .screen-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 620px) {
  .site-header,
  .site-footer {
    width: min(100% - 28px, 1120px);
  }

  .site-header,
  .site-footer,
  .actions {
    align-items: flex-start;
    flex-direction: column;
  }

  nav {
    width: 100%;
    justify-content: space-between;
  }

  .hero,
  .content-band,
  .plain-section,
  .policy-page {
    width: min(100% - 28px, 1120px);
  }

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

  .screen-gallery {
    grid-template-columns: 1fr;
  }

  .screen-card {
    max-width: 420px;
  }
}