:root {
  color-scheme: dark;
  --bg: #06121a;
  --bg-elevated: #0a1822;
  --bg-soft: #0d1f2c;
  --line: rgba(104, 201, 255, 0.2);
  --line-strong: rgba(104, 201, 255, 0.4);
  --text: #eef9ff;
  --muted: #a3c1cf;
  --accent: #52d7ff;
  --accent-strong: #09bfff;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", Arial, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(32, 110, 156, 0.22), transparent 32%),
    linear-gradient(180deg, #081722 0%, var(--bg) 50%, #07151f 100%);
  color: var(--text);
}

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

.site-header,
.hero,
.section,
.site-footer {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  backdrop-filter: blur(14px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-mark {
  width: 18px;
  height: 18px;
  border-radius: 6px;
  background: linear-gradient(135deg, var(--accent) 0%, #a4edff 100%);
  box-shadow: 0 0 0 8px rgba(82, 215, 255, 0.08);
}

.brand-name {
  font-size: 1.1rem;
  font-weight: 700;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.main-nav {
  display: flex;
  gap: 22px;
  color: var(--muted);
  font-weight: 500;
}

.main-nav a:hover,
.main-nav a:focus-visible,
.text-link:hover,
.text-link:focus-visible {
  color: var(--accent);
}

.hero {
  min-height: calc(100vh - 82px);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  padding: 40px 0 64px;
}

.hero-copy h1 {
  margin: 0;
  font-size: clamp(3rem, 6vw, 5.6rem);
  line-height: 0.94;
}

.hero-text {
  max-width: 560px;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  min-height: 46px;
  padding: 0 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-weight: 700;
  transition: transform 140ms ease, border-color 140ms ease, background 140ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button.primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
  color: #02131c;
}

.button.secondary {
  border: 1px solid var(--line-strong);
  background: rgba(9, 25, 36, 0.7);
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  color: var(--muted);
}

.hero-points li::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: var(--accent);
  margin-right: 10px;
  vertical-align: middle;
}

.hero-media {
  position: relative;
  min-height: 620px;
}

.hero-poster-wrap {
  display: grid;
  place-items: center;
}

.hero-poster {
  position: relative;
  width: min(500px, 100%);
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow);
  background: rgba(255, 255, 255, 0.03);
  z-index: 2;
}

.hero-poster img {
  display: block;
  width: 100%;
  height: auto;
}

.orb {
  position: absolute;
  border-radius: 999px;
  filter: blur(28px);
}

.orb-a {
  width: 220px;
  height: 220px;
  top: 4%;
  left: 10%;
  background: rgba(17, 134, 190, 0.26);
}

.orb-b {
  width: 180px;
  height: 180px;
  bottom: 8%;
  right: 14%;
  background: rgba(82, 215, 255, 0.16);
}

.section {
  padding: 90px 0;
}

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

.section-heading h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.08;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 18px;
}

.product-card {
  grid-column: span 4;
  min-height: 250px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(11, 27, 38, 0.92), rgba(8, 19, 28, 0.96));
}

.featured-card {
  grid-column: span 4;
}

.product-tile {
  min-height: 250px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(11, 27, 38, 0.92), rgba(8, 19, 28, 0.96));
}

.product-tile.featured {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 24px;
}

.product-tile.accent {
  background:
    linear-gradient(180deg, rgba(11, 27, 38, 0.92), rgba(8, 19, 28, 0.96)),
    linear-gradient(145deg, rgba(82, 215, 255, 0.08), transparent);
}

.tile-kicker {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tile-copy h3,
.product-copy h3,
.feature h3 {
  margin: 0 0 12px;
  font-size: 1.4rem;
}

.tile-copy p,
.product-copy p,
.feature p,
.support-copy p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.product-copy {
  padding-top: 20px;
}

.product-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 10px;
}

.price {
  margin: 0;
  color: var(--text);
  font-size: 1.15rem;
  font-weight: 800;
}

.tile-visual {
  min-height: 250px;
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(82, 215, 255, 0.08), rgba(6, 18, 26, 0.15));
  border: 1px solid rgba(82, 215, 255, 0.1);
  display: grid;
  place-items: center;
}

.mini-phone {
  width: min(200px, 78%);
  aspect-ratio: 0.56;
  border-radius: 28px;
  background: linear-gradient(180deg, #162f43, #09151f);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 14px;
  box-shadow: var(--shadow);
}

.mini-notch {
  width: 38%;
  height: 12px;
  margin: 2px auto 14px;
  border-radius: 999px;
  background: rgba(0, 0, 0, 0.35);
}

.mini-ui {
  display: grid;
  gap: 12px;
}

.mini-ui span {
  height: 78px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(82, 215, 255, 0.18), rgba(82, 215, 255, 0.05));
  border: 1px solid rgba(82, 215, 255, 0.12);
}

.product-media {
  min-height: 260px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
  background: rgba(255, 255, 255, 0.02);
}

.product-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.tag-row span {
  min-height: 32px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  color: var(--text);
  background: rgba(82, 215, 255, 0.08);
  border: 1px solid rgba(82, 215, 255, 0.14);
  font-size: 0.88rem;
}

.text-link {
  display: inline-block;
  margin-top: 18px;
  color: var(--accent);
  font-weight: 600;
}

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

.feature {
  padding: 24px;
  border-top: 1px solid var(--line-strong);
  background: rgba(8, 20, 29, 0.42);
}

.feature-index {
  display: inline-block;
  margin-bottom: 18px;
  color: var(--accent);
  font-size: 0.86rem;
  font-weight: 700;
}

.support-strip {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 26px;
  align-items: end;
  border-top: 1px solid var(--line);
}

.support-copy h2 {
  margin: 0 0 14px;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.08;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 0 40px;
  color: var(--muted);
  border-top: 1px solid rgba(104, 201, 255, 0.12);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

@media (max-width: 1040px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 16px;
  }

  .hero-media {
    min-height: 460px;
    order: -1;
  }

  .product-grid,
  .feature-band,
  .support-strip,
  .product-tile.featured {
    grid-template-columns: 1fr;
  }

  .product-tile.featured {
    grid-column: span 1;
  }

  .product-card,
  .featured-card {
    grid-column: span 12;
  }
}

@media (max-width: 720px) {
  .site-header,
  .hero,
  .section,
  .site-footer {
    width: min(100% - 28px, 1180px);
  }

  .site-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .main-nav {
    flex-wrap: wrap;
    gap: 14px;
  }

  .hero-copy h1 {
    font-size: clamp(2.4rem, 12vw, 4.2rem);
  }

  .hero-media {
    min-height: 340px;
  }

  .site-footer {
    flex-direction: column;
  }
}