:root {
  color-scheme: dark;
  --bg: #05070a;
  --panel: #0b1118;
  --panel-2: #101922;
  --text: #f4f7fb;
  --muted: #9aa8b6;
  --cyan: #19e6ff;
  --green: #17f07a;
  --blue: #0f5cff;
  --line: rgba(25, 230, 255, 0.25);
  --shadow: 0 22px 70px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

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

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 4vw, 64px);
  background: rgba(5, 7, 10, 0.78);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

.brand strong {
  color: var(--green);
}

.nav-links {
  display: flex;
  gap: clamp(12px, 2vw, 28px);
  color: var(--muted);
  font-size: 14px;
}

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

.hero {
  position: relative;
  margin-top: 73px;
  background: #05070a;
  overflow: hidden;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.hero-image {
  position: relative;
  width: 100%;
  height: auto;
  max-height: calc(100vh - 73px);
  object-fit: contain;
  object-position: center;
  opacity: 1;
}

.intro-cta {
  padding: 42px clamp(24px, 6vw, 92px) 56px;
  background: linear-gradient(180deg, #05070a, #081017);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-copy {
  position: relative;
  width: min(980px, 100%);
  z-index: 1;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--cyan);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 18px;
  font-size: clamp(54px, 8vw, 112px);
  line-height: 0.9;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(32px, 4.2vw, 58px);
  line-height: 1.02;
  letter-spacing: 0.01em;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
}

.hero-lead {
  max-width: 780px;
  color: #d6dee7;
  font-size: clamp(19px, 2vw, 25px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 6px;
  font-weight: 800;
}

.button.primary {
  background: var(--blue);
  color: white;
}

.button.secondary {
  border: 1px solid var(--line);
  color: var(--cyan);
}

.strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-block: 1px solid rgba(255, 255, 255, 0.08);
  background: #081017;
}

.strip div {
  min-height: 116px;
  padding: 26px clamp(18px, 3vw, 36px);
  border-right: 1px solid rgba(255, 255, 255, 0.08);
}

.strip strong {
  display: block;
  color: var(--green);
  font-size: 28px;
}

.strip span {
  color: var(--muted);
}

.section {
  padding: clamp(64px, 8vw, 120px) clamp(24px, 6vw, 92px);
}

.two-col {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(340px, 1.05fr);
  gap: clamp(40px, 7vw, 92px);
  align-items: center;
}

.section-copy p,
.desktop-band p,
.support-grid p {
  color: var(--muted);
  font-size: 18px;
}

.feature-list {
  display: grid;
  gap: 12px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.feature-list li {
  padding-left: 24px;
  color: #d8e0e8;
  position: relative;
}

.feature-list li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--green);
}

.phone-showcase {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  gap: 20px;
  max-width: 620px;
  margin-inline: auto;
}

.phone-showcase img,
.screenshot-grid img {
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.phone-showcase img {
  width: min(45%, 250px);
  max-height: 560px;
  object-fit: cover;
  object-position: top;
  background: #05070a;
}

.dark-band {
  background: linear-gradient(180deg, #081017, #05070a);
}

.section-heading {
  max-width: 850px;
  margin-bottom: 36px;
}

.module-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.module-grid article {
  min-height: 210px;
  padding: 24px;
  border: 1px solid rgba(25, 230, 255, 0.18);
  border-radius: 8px;
  background: rgba(11, 17, 24, 0.82);
}

.module-grid p,
.screenshot-grid figcaption {
  color: var(--muted);
}

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 280px));
  justify-content: center;
  gap: 26px;
}

.screenshot-grid img {
  width: 100%;
  height: 620px;
  object-fit: cover;
  object-position: top;
}

figure {
  margin: 0;
}

figcaption {
  margin-top: 12px;
  font-size: 14px;
}

.desktop-band {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 420px);
  gap: 32px;
  align-items: center;
  background:
    linear-gradient(90deg, rgba(5, 7, 10, 0.94), rgba(5, 7, 10, 0.72)),
    radial-gradient(circle at 76% 20%, rgba(25, 230, 255, 0.2), transparent 34%),
    #0a1017;
}

.future-grid {
  display: grid;
  gap: 16px;
}

.desktop-status {
  padding: 28px;
  border: 1px solid rgba(23, 240, 122, 0.28);
  border-radius: 8px;
  background: rgba(16, 25, 34, 0.78);
}

.desktop-status span {
  color: var(--cyan);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.desktop-status strong {
  display: block;
  margin: 10px 0;
  font-size: 26px;
}

.support-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.7fr);
  gap: 42px;
  align-items: start;
}

.contact-list {
  display: grid;
  gap: 12px;
  font-style: normal;
}

.contact-list a {
  padding: 16px 18px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  background: var(--panel);
  color: var(--cyan);
  font-weight: 800;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 28px;
  align-items: center;
  padding: 34px clamp(24px, 6vw, 92px);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: #030507;
  color: var(--muted);
}

.site-footer strong {
  color: var(--text);
}

.site-footer p {
  margin: 4px 0 0;
}

.site-footer nav {
  display: flex;
  gap: 18px;
  color: var(--cyan);
}

.copyright {
  white-space: nowrap;
}

.legal-page {
  background:
    radial-gradient(circle at 20% 0%, rgba(25, 230, 255, 0.11), transparent 32%),
    var(--bg);
}

.legal {
  width: min(920px, calc(100% - 40px));
  margin: 0 auto;
  padding: 140px 0 84px;
}

.legal h1 {
  font-size: clamp(42px, 6vw, 76px);
}

.legal h2 {
  margin-top: 34px;
  font-size: clamp(24px, 3vw, 34px);
}

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

.legal a {
  color: var(--cyan);
  font-weight: 800;
}

.legal-highlight {
  margin: 26px 0 34px;
  padding: 18px 20px;
  border-left: 3px solid var(--green);
  border-radius: 6px;
  background: rgba(23, 240, 122, 0.08);
  color: #d8f8e6;
}

.legal ul {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
  padding-left: 20px;
  color: var(--muted);
  font-size: 17px;
}

.legal li::marker {
  color: var(--green);
}

@media (max-width: 980px) {
  .nav-links {
    display: none;
  }

  .hero {
    margin-top: 65px;
  }

  .hero-image {
    max-height: none;
  }

  .strip,
  .module-grid,
  .screenshot-grid,
  .two-col,
  .desktop-band,
  .support-grid,
  .site-footer {
    grid-template-columns: 1fr;
  }

  .strip div {
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .screenshot-grid {
    grid-template-columns: repeat(3, minmax(0, 220px));
    overflow-x: auto;
    justify-content: start;
    padding-bottom: 8px;
  }

  .screenshot-grid img {
    height: 500px;
  }

  .site-footer nav {
    flex-wrap: wrap;
  }

  .copyright {
    white-space: normal;
  }
}

@media (max-width: 620px) {
  .site-header {
    padding: 14px 18px;
  }

  .brand {
    font-size: 13px;
  }

  .hero {
    margin-top: 65px;
  }

  .intro-cta {
    padding: 34px 20px 44px;
  }

  .phone-showcase {
    gap: 12px;
  }

  .phone-showcase img {
    width: min(48%, 210px);
    max-height: 430px;
  }

  .screenshot-grid {
    grid-template-columns: 1fr;
    overflow: visible;
  }

  .screenshot-grid img {
    width: min(100%, 310px);
    height: 560px;
    margin-inline: auto;
  }

  .button {
    width: 100%;
  }

  .section {
    padding-inline: 20px;
  }
}