:root {
  --bg: #0b0c10;
  --surface: #14161c;
  --surface-2: #1e222b;
  --border: #23262e;
  --border-2: #2a2e38;
  --text: #f2f3f5;
  --text-2: #b3b7c0;
  --text-3: #8b8f99;
  --text-4: #5c606b;
  --accent: #c8ff3d;
  --secondary: #3d6bff;

  --f-display: "Space Grotesk", system-ui, sans-serif;
  --f-body: "Manrope", system-ui, sans-serif;
  --f-mono: "JetBrains Mono", ui-monospace, monospace;
}

*, *::before, *::after { box-sizing: border-box; }

html { background: var(--bg); -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--f-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, p { margin: 0; }
a { color: inherit; text-decoration: none; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.mono {
  font-family: var(--f-mono);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-3);
}

.accent { color: var(--accent); }
.m-only { display: none; }

/* ---------- Page ---------- */

.page {
  position: relative;
  z-index: 1;
  max-width: 1440px;
  margin: 0 auto;
  padding: 40px 72px 32px;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

.main { flex: 1 0 auto; display: flex; flex-direction: column; }

/* ---------- Header ---------- */

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 44px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  font-family: var(--f-display);
  font-weight: 600;
  font-size: 24px;
  letter-spacing: .04em;
}

.logo__mark {
  width: 12px;
  height: 12px;
  border-radius: 2px;
  background: var(--accent);
}

.header__right { display: flex; align-items: center; gap: 28px; }

.btn {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 12px 18px;
  border-radius: 999px;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--f-display);
  font-weight: 500;
  font-size: 14px;
  line-height: 1.4;
  transition: filter .2s;
}
.btn:hover { filter: brightness(1.08); }

/* ---------- Hero ---------- */

.hero {
  flex: 1 0 auto;
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: 24px;
  align-items: center;
  padding: 40px 0 32px;
}

.hero__text {
  grid-column: span 7;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.eyebrow { display: flex; align-items: center; gap: 12px; }
.eyebrow__line { width: 28px; height: 1px; background: var(--accent); flex: none; }

.h1 {
  font-family: var(--f-display);
  font-weight: 500;
  font-size: clamp(50px, 7.2vw, 104px);
  line-height: .96;
  letter-spacing: -.035em;
}

.lead {
  max-width: 560px;
  font-size: 20px;
  line-height: 1.5;
  color: var(--text-2);
}

/* ---------- Devices (decorative) ---------- */

.hero__devices {
  grid-column: span 5;
  position: relative;
  height: 560px;
}

.stage { position: absolute; inset: 0; }

.phone {
  --w: 240px; --h: 480px; --pad: 14px; --gap: 14px;
  position: absolute;
  width: var(--w);
  height: var(--h);
  padding: var(--pad);
  background: var(--surface);
  border: 1px solid var(--border-2);
  box-shadow: 0 40px 80px rgba(0, 0, 0, .5);
  display: flex;
}

.screen {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: var(--gap);
  background: var(--bg);
  border: 1px solid var(--surface-2);
  padding: 20px 18px;
  min-width: 0;
}
.screen > * { flex: none; }

.phone--a { left: 40px; top: 60px; border-radius: 40px; transform: rotate(-6deg); }
.phone--a .screen { border-radius: 28px; }
.phone--b { left: 250px; top: 0; border-radius: 28px; transform: rotate(5deg); --pad: 12px; }
.phone--b .screen { border-radius: 18px; }

.row { display: flex; justify-content: space-between; align-items: center; }
.pill { width: 56px; height: 18px; border-radius: 999px; background: var(--surface-2); }
.dot { width: 18px; height: 18px; border-radius: 50%; background: var(--accent); }

.bar { display: block; height: 22px; border-radius: 6px; background: var(--border-2); }
.bar--thin { height: 12px; background: var(--surface-2); }
.bar--70 { width: 70%; }
.bar--60 { width: 60%; }
.bar--50 { width: 50%; }

.block {
  flex: 1 1 auto;
  margin-top: 8px;
  border-radius: 16px;
  background: var(--surface);
  border: 1px solid var(--surface-2);
}
.cta { display: block; height: 44px; border-radius: 12px; background: var(--accent); }

.cam { width: 10px; height: 10px; border-radius: 50%; background: var(--border-2); align-self: center; }

.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.grid span { height: 72px; border-radius: 12px; background: var(--surface); border: 1px solid var(--border); }
.grid .on { background: var(--accent); border-color: var(--accent); }

.spacer { flex: 1 1 auto; }

.nav { display: flex; justify-content: space-between; }
.nav span { width: 28px; height: 6px; border-radius: 3px; background: var(--border-2); }

.devices__label {
  position: absolute;
  right: 0;
  bottom: 0;
  font-size: 11px;
  color: var(--text-4);
}

/* ---------- Cards ---------- */

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.card {
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-height: 150px;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
}

.card__head { display: flex; justify-content: space-between; gap: 12px; }
.card__head h2 { font: inherit; letter-spacing: inherit; text-transform: inherit; color: inherit; }

.card__text { font-size: 17px; line-height: 1.5; color: var(--text); }

/* ---------- Footer ---------- */

.footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  letter-spacing: .04em;
}
.footer a { color: var(--text-3); transition: color .2s; }
.footer a:hover { color: var(--accent); }

/* ---------- Background: 3D orbits ---------- */

.bg {
  --o-accent: var(--accent);
  --o-secondary: var(--secondary);
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.bg .scene {
  position: absolute;
  inset: 0;
  perspective: 1600px;
  perspective-origin: 50% 50%;
}

.bg .orbit, .bg .spin, .bg .obj, .bg .unangle, .bg .unspin, .bg .sphere, .bg .core {
  position: absolute;
  transform-style: preserve-3d;
}

.bg .orbit { left: 50%; top: 50%; }
.bg .spin { inset: 0; border-radius: 50%; will-change: transform; }
.bg .obj, .bg .unangle, .bg .unspin { left: 50%; top: 50%; width: 0; height: 0; }
.bg .unangle, .bg .unspin { left: 0; top: 0; }
.bg .unspin { will-change: transform; }

.bg .sphere, .bg .core {
  left: 0;
  top: 0;
  width: var(--d);
  height: var(--d);
  margin: calc(var(--d) / -2) 0 0 calc(var(--d) / -2);
  border-radius: 50%;
  background: radial-gradient(circle at 32% 28%, #fff 0%, var(--c) 30%, rgba(0, 0, 0, .85) 100%);
  box-shadow: 0 0 calc(var(--d) * 1.5) var(--c), 0 calc(var(--d) * .6) calc(var(--d) * 1.2) rgba(0, 0, 0, .5);
}

.bg .core {
  --c: var(--o-accent);
  left: 50%;
  top: 50%;
  box-shadow: 0 0 calc(var(--d) * 3) var(--c), 0 0 calc(var(--d) * 8) color-mix(in srgb, var(--c) 25%, transparent);
}

@keyframes rot { to { transform: rotate(360deg); } }

@media (prefers-reduced-motion: reduce) {
  .bg .spin, .bg .unspin { animation: none !important; }
}

/* ---------- Tablet: 768–1199 ---------- */

@media (max-width: 1199px) {
  .page { padding: 40px 40px 32px; }
  .hero { grid-template-columns: minmax(0, 1fr); row-gap: 40px; }
  .hero__text, .hero__devices { grid-column: auto; }
  .hero__devices { height: 420px; }
  .stage {
    inset: auto;
    left: 50%;
    top: 0;
    width: 490px;
    height: 560px;
    transform: translateX(-50%) scale(.75);
    transform-origin: 50% 0;
  }
  .card__text { font-size: 16px; }
}

/* ---------- Mobile: < 768 ---------- */

@media (max-width: 767px) {
  .d-only { display: none; }
  .m-only { display: revert; }
  .lead.m-only, .textlink.m-only { display: block; }

  .mono { font-size: 11px; }

  .page { padding: 24px 20px 20px; min-height: 0; }

  .header, .logo, .btn { min-height: 40px; }
  .logo { font-size: 20px; }
  .logo__mark { width: 10px; height: 10px; }
  .header__place { display: none; }
  .btn { padding: 10px 14px; font-size: 13px; }

  .hero { display: flex; flex-direction: column; align-items: stretch; gap: 20px; padding: 36px 0 28px; }
  .hero__text { gap: 20px; }
  .eyebrow__line { width: 20px; }
  .h1 { line-height: .98; letter-spacing: -.03em; }
  .lead { font-size: 16px; }

  .textlink {
    align-self: flex-start;
    min-height: 44px;
    margin: -12px 0;
    padding: 12px 0;
    font-size: 15px;
    font-weight: 500;
  }
  .textlink span { border-bottom: 1px solid currentColor; padding-bottom: 2px; }
  .hero__text { margin-bottom: 0; }

  .hero__devices {
    height: 220px;
    overflow: hidden;
    border-radius: 20px;
    background: var(--surface);
    border: 1px solid var(--border);
  }
  .stage { inset: 0; left: 0; width: auto; height: auto; transform: none; }

  .phone { --w: 130px; --h: 260px; --pad: 12px; --gap: 10px; box-shadow: 0 20px 40px rgba(0, 0, 0, .5); }
  .phone--a { left: 44px; top: 36px; border-radius: 24px; }
  .phone--a .screen { border-radius: 14px; }
  .phone--b { left: 200px; top: 20px; border-radius: 16px; }
  .phone--b .screen { border-radius: 10px; }
  .screen { padding: 12px 10px; }

  .pill { width: 30px; height: 10px; }
  .dot { width: 10px; height: 10px; }
  .bar { height: 12px; border-radius: 4px; }
  .bar--thin { height: 8px; }
  .block { margin-top: 4px; border-radius: 10px; }
  .cta { height: 26px; border-radius: 8px; }
  .cam { width: 6px; height: 6px; }
  .grid { gap: 6px; }
  .grid span { height: 40px; border-radius: 8px; }
  .nav span { width: 16px; height: 4px; border-radius: 2px; }

  .devices__label { left: 14px; top: 12px; right: auto; bottom: auto; font-size: 10px; }

  .cards { display: flex; flex-direction: column; gap: 10px; margin-top: 24px; }
  .card--platforms { display: none; }
  .card { min-height: 0; padding: 16px; gap: 10px; border-radius: 16px; }
  .card__text { font-size: 14px; }

  .footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    margin-top: 28px;
    padding-top: 14px;
    font-size: 11px;
  }
  .footer a { display: inline-flex; align-items: center; min-height: 44px; margin: -14px 0; }
}