:root {
  --bg: #08111f;
  --bg-soft: #0d1828;
  --panel: rgba(17, 29, 47, 0.78);
  --panel-strong: #111d2f;
  --line: rgba(255, 255, 255, 0.08);
  --text: #f7fbff;
  --muted: #93a4b8;
  --blue: #41bdf5;
  --blue-strong: #18a7e7;
  --cyan: #74e3ff;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.38);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at 78% 22%, rgba(65, 189, 245, 0.10), transparent 27%),
    radial-gradient(circle at 16% 84%, rgba(116, 227, 255, 0.045), transparent 30%),
    var(--bg);
  color: var(--text);
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.34;
  background-image:
    linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, black, transparent 78%);
}
.page-shell { width: min(1440px, 100%); margin: 0 auto; padding: 0 48px; }
.site-header {
  min-height: 96px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}
.brand { display: inline-flex; align-items: center; gap: 13px; color: var(--text); text-decoration: none; }
.brand-mark { width: 42px; height: 42px; overflow: visible; }
.brand-mark .hex-outline { fill: none; stroke: var(--blue); stroke-width: 3.2; stroke-linejoin: round; }
.brand-mark .panel-screen { fill: rgba(65,189,245,.08); stroke: var(--text); stroke-width: 2.4; }
.brand-mark .panel-stand { fill: none; stroke: var(--cyan); stroke-width: 2.4; stroke-linecap: round; }
.brand-word { font-size: 1.34rem; font-weight: 800; letter-spacing: -.035em; }
.brand-word span { color: var(--blue); }
.nav-links { display: flex; align-items: center; gap: 34px; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: .92rem; font-weight: 600; transition: color 160ms ease; }
.nav-links a:hover { color: var(--text); }
.hero {
  min-height: 690px;
  display: grid;
  grid-template-columns: minmax(0,.88fr) minmax(540px,1.12fr);
  gap: 56px;
  align-items: center;
  padding: 74px 0 82px;
}
.hero-copy { position: relative; z-index: 2; max-width: 660px; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 26px; color: var(--blue); font-size: .78rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.eyebrow-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 18px rgba(116,227,255,.8); }
h1 { margin: 0; font-size: clamp(3.6rem,5.8vw,6.35rem); line-height: .95; letter-spacing: -.04em; font-weight: 700; }
h1 span { color: var(--blue); }
.intro { max-width: 610px; margin: 30px 0 0; color: #aebdcd; font-size: 1.18rem; line-height: 1.7; }
.hero-actions { display: flex; align-items: center; gap: 18px; margin-top: 35px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 0 24px; border-radius: 10px; text-decoration: none; font-size: .94rem; font-weight: 800; }
.button-primary { color: #05101d; background: linear-gradient(135deg,var(--cyan),var(--blue)); box-shadow: 0 12px 34px rgba(65,189,245,.18); }
.status-pill { color: var(--muted); font-size: .9rem; font-weight: 650; }
.compatibility { display: flex; align-items: center; flex-wrap: wrap; gap: 13px; margin-top: 42px; color: var(--muted); font-size: .81rem; }
.compat-label { color: #60758c; text-transform: uppercase; letter-spacing: .1em; font-weight: 800; font-size: .68rem; }
.compat-item { display: inline-flex; align-items: center; gap: 7px; font-weight: 700; }
.compat-divider { width: 3px; height: 3px; border-radius: 50%; background: #3f536a; }
.ha-symbol { display: inline-flex; width: 25px; height: 25px; align-items: center; justify-content: center; }
.ha-symbol svg { width: 25px; height: 25px; }
.ha-symbol path:first-child { fill: rgba(65,189,245,.14); stroke: var(--blue); stroke-width: 1.6; }
.ha-symbol path:last-child { fill: none; stroke: var(--cyan); stroke-width: 1.6; stroke-linecap: round; }
.hero-visual { position: relative; min-height: 510px; display: flex; align-items: center; justify-content: center; }
.hero-photo-wrap {
  position: relative;
  z-index: 2;
  width: min(100%, 720px);
  overflow: hidden;
  border-radius: 24px;
  border: 1px solid rgba(255,255,255,.13);
  box-shadow: var(--shadow), 0 0 70px rgba(65,189,245,.08);
  transform: perspective(1200px) rotateY(-2deg) rotateX(1deg);
}
.hero-photo-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  border-radius: inherit;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.13);
}
.hero-photo { display: block; width: 100%; height: auto; }
.ambient { position: absolute; border-radius: 50%; filter: blur(2px); pointer-events: none; }
.ambient-one { width: 330px; height: 330px; right: 3%; top: 3%; background: radial-gradient(circle,rgba(65,189,245,.12),transparent 68%); }
.ambient-two { width: 250px; height: 250px; left: 5%; bottom: 0; background: radial-gradient(circle,rgba(116,227,255,.07),transparent 70%); }
.hex-decoration { position: absolute; width: 50px; aspect-ratio: 1; background: rgba(65,189,245,.045); clip-path: polygon(25% 6.7%,75% 6.7%,100% 50%,75% 93.3%,25% 93.3%,0 50%); border: 1px solid rgba(65,189,245,.12); }
.hex-one { right: -10px; top: 56px; }
.hex-two { right: 31px; top: 92px; transform: scale(.62); }
.hex-three { left: 0; bottom: 45px; transform: scale(.48); }
.feature-strip { display: grid; grid-template-columns: repeat(3,1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.feature-strip article { min-height: 175px; padding: 30px 34px 32px; }
.feature-strip article + article { border-left: 1px solid var(--line); }
.feature-content { min-width: 0; }
.feature-logo { display: block; width: auto; max-width: min(100%, 210px); height: 48px; object-fit: contain; object-position: left center; margin: 0 0 14px; }
.feature-strip p { margin: 0; color: var(--muted); font-size: .91rem; line-height: 1.6; }
footer { min-height: 105px; display: flex; align-items: center; justify-content: space-between; color: #60758c; font-size: .78rem; }
.footer-note { text-align: right; }
@media (max-width: 1080px) {
  .page-shell { padding: 0 30px; }
  .hero { grid-template-columns: 1fr; gap: 45px; padding-top: 60px; }
  .hero-copy { max-width: 780px; }
  .hero-visual { min-height: auto; }
  .hero-photo-wrap { width: min(100%,850px); }
}
@media (max-width: 720px) {
  .page-shell { padding: 0 20px; }
  .site-header { min-height: 78px; }
  .nav-links { gap: 16px; }
  .nav-links a { font-size: .78rem; }
  .brand-word { font-size: 1.1rem; }
  .brand-mark { width: 35px; height: 35px; }
  .hero { padding: 48px 0 58px; min-height: auto; }
  h1 { font-size: clamp(3rem,15vw,5rem); }
  .intro { font-size: 1.02rem; }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .compatibility { margin-top: 32px; }
  .hero-photo-wrap { border-radius: 16px; transform: none; }
  .feature-strip { grid-template-columns: 1fr; }
  .feature-strip article { min-height: 145px; padding: 26px 20px; }
  .feature-strip article + article { border-left: 0; border-top: 1px solid var(--line); }
  .feature-logo { height: 42px; max-width: 190px; }
  footer { gap: 20px; align-items: flex-start; flex-direction: column; justify-content: center; padding: 28px 0; }
  .footer-note { text-align: left; }
}
@media (max-width: 500px) {
  .nav-links a:nth-child(3) { display: none; }
  .hero-photo-wrap { width: 100%; }
}