:root {
  --ink: #edf4f8;
  --muted: #9db0bd;
  --page: #080d12;
  --panel: #101922;
  --panel-2: #16232e;
  --line: #263744;
  --yellow: #ffc400;
  --blue: #59c7ff;
  --max: 1220px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 78% 18%, rgba(35, 99, 132, .22), transparent 30rem),
    linear-gradient(180deg, #080d12 0%, #0b1218 55%, #080d12 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}
a { color: inherit; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
  padding: 18px 0;
  background: rgba(8, 13, 18, .84);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
  backdrop-filter: blur(16px);
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 2px solid var(--ink);
  border-radius: 50%;
  font-weight: 900;
  letter-spacing: -.08em;
}
.brand strong, .brand small { display: block; line-height: 1.15; }
.brand strong { font-size: .94rem; letter-spacing: .11em; }
.brand small { margin-top: 5px; color: var(--yellow); font-size: .74rem; letter-spacing: .13em; }
nav { display: flex; align-items: center; gap: 26px; }
nav a { color: var(--muted); font-size: .92rem; text-decoration: none; }
nav a:hover { color: var(--ink); }
.nav-cta { padding: 9px 14px; color: #111 !important; background: var(--yellow); font-weight: 800; }

main { overflow: hidden; }
.hero {
  display: grid;
  grid-template-columns: .92fr 1.08fr;
  align-items: center;
  gap: clamp(44px, 7vw, 96px);
  width: min(calc(100% - 40px), var(--max));
  min-height: 690px;
  margin: 0 auto;
  padding: 64px 0 82px;
}
.eyebrow { margin: 0 0 15px; color: var(--yellow); font-size: .79rem; font-weight: 900; letter-spacing: .17em; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 24px; font-size: clamp(3rem, 6.2vw, 5.7rem); line-height: .96; letter-spacing: -.055em; }
h1 span { color: var(--blue); }
.lead { max-width: 650px; color: #bfd0da; font-size: 1.12rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 32px 0 42px; }
.button { display: inline-flex; align-items: center; gap: 15px; min-height: 48px; padding: 0 20px; text-decoration: none; font-weight: 850; }
.button.primary { color: #111; background: var(--yellow); }
.button.secondary { border: 1px solid var(--line); background: rgba(255,255,255,.02); }
.button:hover { transform: translateY(-1px); }
.quick-specs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 0; }
.quick-specs div { padding-top: 14px; border-top: 2px solid var(--line); }
.quick-specs dt { color: var(--muted); font-size: .75rem; text-transform: uppercase; letter-spacing: .1em; }
.quick-specs dd { margin: 4px 0 0; font-size: .88rem; font-weight: 750; }

.display-visual { position: relative; margin: 0; }
.display-visual::before { content: ""; position: absolute; inset: 10% -14%; background: rgba(89,199,255,.12); filter: blur(70px); }
.image-frame { position: relative; padding: 10px; background: linear-gradient(140deg, #2e414f, #0b1116 60%); box-shadow: 0 28px 70px rgba(0,0,0,.48); transform: perspective(1300px) rotateY(-5deg); }
.image-frame img { display: block; width: 100%; height: auto; }
.display-visual figcaption { position: relative; margin-top: 18px; color: var(--muted); font-size: .88rem; text-align: right; }
.status-dot { display: inline-block; width: 8px; height: 8px; margin-right: 8px; background: #29d77e; border-radius: 50%; box-shadow: 0 0 14px #29d77e; }

.demo-section {
  box-sizing: border-box;
  width: min(calc(100% - 40px), var(--max));
  margin-left: auto !important;
  margin-right: auto !important;
  padding: 88px 0 96px;
  border-top: 1px solid var(--line);
}
.demo-heading {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 70px;
  align-items: end;
  margin-bottom: 38px;
}
.demo-heading h2 {
  margin-bottom: 0;
  font-size: clamp(2.25rem, 4vw, 4rem);
  line-height: 1.02;
  letter-spacing: -.045em;
}
.demo-heading > p {
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 1.05rem;
}
.video-frame {
  position: relative;
  overflow: hidden;
  width: 100%;
  max-width: 1080px;
  margin-left: auto !important;
  margin-right: auto !important;
  padding: 9px;
  background: linear-gradient(140deg, #314754, #0b1116 58%);
  box-shadow: 0 30px 80px rgba(0,0,0,.5);
}
.video-frame::after {
  content: "";
  position: absolute;
  inset: 9px;
  pointer-events: none;
  border: 1px solid rgba(255,255,255,.08);
}
.video-frame video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #05090d;
}

.feature-section { padding: 92px max(20px, calc((100% - var(--max)) / 2)); background: #edf2f5; color: #13202a; }
.section-heading { display: grid; grid-template-columns: .85fr 1.15fr; column-gap: 70px; align-items: end; margin-bottom: 42px; }
.section-heading .eyebrow { grid-column: 1 / -1; color: #845f00; }
.section-heading h2 { margin-bottom: 0; font-size: clamp(2.25rem, 4vw, 4rem); line-height: 1.02; letter-spacing: -.045em; }
.section-heading > p:last-child { margin-bottom: 2px; color: #4b5e6a; font-size: 1.05rem; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid #bfcbd2; border-left: 1px solid #bfcbd2; }
.feature-grid article { min-height: 272px; padding: 26px; border-right: 1px solid #bfcbd2; border-bottom: 1px solid #bfcbd2; }
.feature-grid h3 { margin: 18px 0 13px; font-size: 1.28rem; line-height: 1.15; }
.feature-grid p { margin-bottom: 0; color: #526570; font-size: .94rem; }
.feature-grid .feature-label { display: inline-block; margin: 0; padding: 5px 8px; border: 1px solid #b48700; color: #725600; font-size: .68rem; font-weight: 900; letter-spacing: .12em; line-height: 1; }
.feature-grid .feature-label + h3 { margin-top: 14px; }

.development { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: end; width: min(calc(100% - 40px), var(--max)); margin: 0 auto; padding: 88px 0; border-bottom: 1px solid var(--line); }
.development h2 { max-width: 650px; margin: 0; font-size: clamp(2rem, 4.2vw, 4.2rem); line-height: 1.02; letter-spacing: -.045em; }
.development > p { margin-bottom: 5px; color: var(--muted); font-size: 1.08rem; }

.manual-section {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 76px;
  align-items: center;
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
  padding: 88px 0;
  border-bottom: 1px solid var(--line);
}
.manual-copy h2 {
  max-width: 720px;
  margin-bottom: 20px;
  font-size: clamp(2.1rem, 4vw, 4rem);
  line-height: 1.02;
  letter-spacing: -.045em;
}
.manual-copy > p:not(.eyebrow) { max-width: 700px; color: var(--muted); font-size: 1.05rem; }
.manual-copy .button { margin-top: 14px; }
.quick-start { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.quick-start li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 18px;
  padding: 21px 0;
  border-bottom: 1px solid var(--line);
}
.quick-start li > span { color: var(--yellow); font-size: .78rem; font-weight: 900; letter-spacing: .12em; }
.quick-start strong { display: block; margin-bottom: 5px; font-size: 1.03rem; }
.quick-start p { margin: 0; color: var(--muted); font-size: .92rem; }

.contact { display: flex; align-items: center; justify-content: space-between; gap: 50px; width: min(calc(100% - 40px), var(--max)); margin: 0 auto; padding: 70px 0; border-bottom: 1px solid var(--line); }
.contact h2 { margin-bottom: 12px; font-size: clamp(2.1rem, 4vw, 3.8rem); line-height: 1; letter-spacing: -.04em; }
.contact p:last-child { max-width: 720px; margin-bottom: 0; color: var(--muted); font-size: 1.05rem; }
.contact .button { flex: 0 0 auto; }

footer { display: grid; grid-template-columns: 170px 1fr auto; align-items: center; gap: 30px; width: min(calc(100% - 40px), var(--max)); margin: 0 auto; padding: 38px 0 50px; color: var(--muted); font-size: .88rem; }
.footer-brand { height: 55px; overflow: hidden; }
.footer-brand img { width: 150px; height: auto; transform: translateY(-20px); }
footer p { margin: 0; }
footer a { color: var(--yellow); text-decoration: none; }
.footer-links { display: flex; flex-direction: column; align-items: flex-end; gap: 5px; }

@media (max-width: 920px) {
  nav > a:not(.nav-cta) { display: none; }
  .hero { grid-template-columns: 1fr; min-height: auto; padding-top: 68px; }
  .display-visual { max-width: 760px; }
  .image-frame { transform: none; }
  .section-heading, .demo-heading, .development, .manual-section { grid-template-columns: 1fr; gap: 34px; }
  .contact { align-items: flex-start; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 620px) {
  .site-header { width: min(calc(100% - 28px), var(--max)); }
  .brand strong { font-size: .78rem; }
  .brand small { font-size: .66rem; }
  .nav-cta { padding: 8px 11px; font-size: .8rem; }
  .hero { width: min(calc(100% - 28px), var(--max)); padding: 52px 0 62px; }
  h1 { font-size: clamp(2.8rem, 15vw, 4.1rem); }
  .lead { font-size: 1rem; }
  .quick-specs { grid-template-columns: 1fr; }
  .feature-section { padding: 70px 14px; }
  .demo-section { width: min(calc(100% - 28px), var(--max)); padding: 68px 0 74px; }
  .video-frame { max-width: none; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-grid article { min-height: 225px; }
  .development { width: min(calc(100% - 28px), var(--max)); padding: 70px 0; }
  .manual-section { width: min(calc(100% - 28px), var(--max)); padding: 70px 0; }
  .contact { width: min(calc(100% - 28px), var(--max)); flex-direction: column; align-items: stretch; padding: 60px 0; }
  .contact .button { justify-content: space-between; }
  footer { grid-template-columns: 1fr; width: min(calc(100% - 28px), var(--max)); }
  .footer-links { align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button:hover { transform: none; }
}