:root {
  color-scheme: dark;
  --ink: #effff6;
  --muted: #99aa9f;
  --line: rgba(204, 255, 220, .14);
  --acid: #b9ff4a;
  --green: #42f58d;
  --surface: #0b1611;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background:
    radial-gradient(circle at 82% 8%, rgba(87, 45, 155, .25), transparent 28rem),
    radial-gradient(circle at 13% 34%, rgba(33, 128, 76, .14), transparent 30rem),
    #07110d;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "PingFang SC", sans-serif;
}

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

.nav, main, footer { width: min(1180px, calc(100% - 48px)); margin: auto; }

.nav {
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.brand { display: inline-flex; align-items: center; gap: 11px; font-weight: 700; }
.brand img { width: 38px; height: 38px; border-radius: 10px; object-fit: cover; }
.nav nav { display: flex; gap: 34px; color: var(--muted); font-size: 14px; }
.nav nav a:hover, footer a:hover { color: var(--acid); }

.hero {
  min-height: 650px;
  display: grid;
  grid-template-columns: 1fr 1.08fr;
  align-items: center;
  gap: 6%;
  padding: 74px 0 88px;
}

.eyebrow {
  margin: 0 0 20px;
  color: var(--green);
  font: 700 12px/1.3 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.eyebrow span {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 16px var(--green);
}

h1 { margin: 0; font-size: clamp(47px, 5.3vw, 74px); line-height: .98; letter-spacing: -.06em; }
h1 em { color: var(--acid); font-style: normal; }
.lead { max-width: 600px; margin: 28px 0; color: var(--muted); font-size: 17px; line-height: 1.8; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }

.button {
  min-height: 50px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 11px;
  font-weight: 700;
}

.button svg { width: 20px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }
.button.primary { color: #08100b; background: var(--acid); border-color: var(--acid); box-shadow: 0 14px 42px rgba(185, 255, 74, .14); }
.button:hover { transform: translateY(-2px); transition: .2s ease; }
.button.secondary:hover { border-color: rgba(185, 255, 74, .55); }
.meta { color: #708078; font: 12px ui-monospace, SFMono-Regular, Menlo, monospace; margin-top: 18px; }

.product { position: relative; perspective: 1300px; }
.glow { position: absolute; inset: 10% -5%; background: rgba(118, 51, 220, .17); filter: blur(50px); }

.window {
  position: relative;
  overflow: hidden;
  min-height: 440px;
  border: 1px solid rgba(207, 255, 222, .2);
  border-radius: 18px;
  background: #111914;
  box-shadow: 0 34px 90px rgba(0, 0, 0, .46);
  transform: rotateY(-5deg) rotateX(2deg);
}

.titlebar {
  height: 45px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 0 15px;
  color: #8b9a91;
  background: #18221c;
  border-bottom: 1px solid var(--line);
  font-size: 12px;
}

.traffic { display: flex; gap: 7px; }
.traffic i { width: 10px; height: 10px; border-radius: 50%; background: #ff6158; }
.traffic i:nth-child(2) { background: #ffbd2e; }
.traffic i:nth-child(3) { background: #28c941; }

.app { min-height: 395px; display: grid; grid-template-columns: 145px 1fr; }
.app aside { padding: 22px 14px; color: #78877f; border-right: 1px solid var(--line); font-size: 12px; }
.app aside img { width: 48px; height: 48px; margin: 0 8px 17px; object-fit: cover; border-radius: 13px; }
.app aside p { margin: 5px 0; padding: 8px 10px; border-radius: 7px; }
.app aside .active { color: #dfffea; background: rgba(80, 246, 142, .12); }

.device-panel { padding: 28px; background: linear-gradient(145deg, #0e1913, #0a120e); }
.panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; }
.panel-head div { display: grid; gap: 5px; }
.panel-head small, .device small { color: #718078; }
.panel-head button { padding: 7px 13px; color: #b9ffcf; background: #193324; border: 1px solid #295b3d; border-radius: 7px; }

.device { display: grid; grid-template-columns: 38px 1fr auto; gap: 13px; align-items: center; padding: 16px; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.025); }
.device div { display: grid; gap: 5px; font-size: 13px; }
.phone { width: 24px; height: 34px; border: 2px solid #75ed9f; border-radius: 5px; box-shadow: inset 0 -4px #75ed9f; }
.online { color: var(--green); font-size: 11px; }

.terminal {
  margin-top: 20px;
  padding: 18px;
  min-height: 120px;
  color: #ced8d1;
  background: #050a07;
  border-radius: 10px;
  font: 12px/2 ui-monospace, SFMono-Regular, Menlo, monospace;
}
.terminal span, .terminal i { color: var(--green); font-style: normal; }
.terminal b { color: var(--acid); animation: blink 1s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }

.strip {
  width: 100%;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  color: #9aaba0;
  font: 11px ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.strip span { color: #3d6f4c; }

.features { padding: 120px 0; }
.section-heading { max-width: 640px; margin-bottom: 52px; }
h2 { margin: 0; font-size: clamp(38px, 4.7vw, 62px); line-height: 1.05; letter-spacing: -.05em; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; }
.feature-grid article { min-height: 260px; padding: 30px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.018); }
.feature-grid article:hover { border-color: rgba(185, 255, 74, .32); background: rgba(185, 255, 74, .035); }
.feature-grid span { color: var(--green); font: 12px ui-monospace, SFMono-Regular, Menlo, monospace; }
.feature-grid h3 { margin: 68px 0 12px; font-size: 22px; }
.feature-grid p, .install p { color: var(--muted); line-height: 1.7; }

.install {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 9%;
  margin-bottom: 120px;
  padding: 60px;
  border-radius: 22px;
  background: linear-gradient(125deg, rgba(32, 78, 49, .45), rgba(41, 19, 67, .4));
  border: 1px solid var(--line);
}
.install ol { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.install li { display: grid; grid-template-columns: 52px 1fr; align-items: center; min-height: 68px; border-bottom: 1px solid var(--line); }
.install li b { color: var(--acid); font: 12px ui-monospace, SFMono-Regular, Menlo, monospace; }

footer {
  min-height: 150px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  align-items: center;
  border-top: 1px solid var(--line);
  color: #718078;
  font-size: 12px;
}
footer p:nth-child(2) { text-align: center; }
footer p:last-child { text-align: right; }

@media (max-width: 850px) {
  .hero { grid-template-columns: 1fr; padding-top: 60px; }
  .product { margin-top: 40px; }
  .feature-grid { grid-template-columns: 1fr; }
  .feature-grid article { min-height: 210px; }
  .install { grid-template-columns: 1fr; padding: 36px; }
  .strip { flex-wrap: wrap; justify-content: center; }
  footer { grid-template-columns: 1fr; gap: 12px; padding: 30px 0; }
  footer p:nth-child(2), footer p:last-child { text-align: left; }
}

@media (max-width: 560px) {
  .nav, main, footer { width: min(100% - 28px, 1180px); }
  .nav nav a:not(:last-child) { display: none; }
  .hero { padding-top: 44px; }
  .product { overflow: hidden; }
  .lead { font-size: 15px; }
  .button { width: 100%; }
  .window { min-height: 365px; transform: none; }
  .app { grid-template-columns: 1fr; min-height: 320px; }
  .app aside { display: none; }
  .device-panel { padding: 20px; }
  .features { padding: 90px 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}