:root {
  color-scheme: dark;
  --bg: #080b16;
  --panel: rgba(17, 22, 42, 0.72);
  --line: rgba(167, 183, 255, 0.13);
  --text: #f6f7ff;
  --muted: #9aa5c1;
  --cyan: #27dbff;
  --blue: #417dff;
  --violet: #a84dff;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 75% 4%, rgba(64, 76, 255, 0.18), transparent 32rem),
    radial-gradient(circle at 15% 50%, rgba(0, 220, 255, 0.08), transparent 28rem),
    var(--bg);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: 0.28;
  background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to bottom, black, transparent 80%);
}

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

.ambient {
  position: fixed;
  z-index: -1;
  width: 28rem;
  height: 28rem;
  border-radius: 50%;
  filter: blur(110px);
  opacity: .16;
  pointer-events: none;
}

.ambient-one { top: -12rem; right: -5rem; background: var(--violet); }
.ambient-two { bottom: -14rem; left: -8rem; background: var(--cyan); }

.site-header,
main,
footer {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand img { width: 46px; height: 46px; object-fit: contain; }
.brand span { display: grid; line-height: 1; }
.brand strong { font-size: 16px; letter-spacing: .01em; }
.brand small { margin-top: 6px; color: #7583a7; font-size: 10px; letter-spacing: .22em; }
.brand.compact img { width: 36px; height: 36px; }

nav { display: flex; align-items: center; gap: 34px; color: #aeb7d0; font-size: 14px; }
nav a { transition: color .2s ease; }
nav a:hover { color: white; }

.header-action {
  padding: 11px 17px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: rgba(255,255,255,.045);
  font-size: 13px;
  font-weight: 700;
}

.hero {
  min-height: 690px;
  display: grid;
  grid-template-columns: 1.02fr .98fr;
  align-items: center;
  gap: 48px;
  padding: 72px 0 92px;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  color: #aeb9da;
  font-size: 12px;
  font-weight: 750;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.eyebrow > span { width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 18px var(--cyan); }

h1 {
  margin: 24px 0;
  font-size: clamp(50px, 6.3vw, 86px);
  line-height: .98;
  letter-spacing: -.065em;
}

h1 em {
  color: transparent;
  font-style: normal;
  background: linear-gradient(100deg, #42eaff, #7692ff 48%, #c46bff);
  background-clip: text;
  -webkit-background-clip: text;
}

.hero-copy > p {
  max-width: 610px;
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.75;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 34px; }

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 15px;
  font-size: 14px;
  font-weight: 750;
  transition: transform .2s ease, border-color .2s ease, filter .2s ease;
}

.button:hover { transform: translateY(-2px); filter: brightness(1.08); }
.button svg { width: 20px; fill: currentColor; }
.button.primary { color: #07101d; background: linear-gradient(110deg, #3fe8ff, #7684ff 55%, #bb5dff); box-shadow: 0 16px 44px rgba(93, 95, 255, .22); }
.button.secondary { border-color: var(--line); background: rgba(255,255,255,.045); }

.platform-note { display: flex; align-items: center; gap: 9px; margin-top: 25px; color: #7f8aa7; font-size: 12px; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: #3be0a4; box-shadow: 0 0 12px rgba(59,224,164,.8); }

.hero-visual { position: relative; min-height: 520px; display: grid; place-items: center; }
.icon-halo { position: absolute; width: 410px; height: 410px; border-radius: 42%; background: conic-gradient(from 180deg, rgba(32,231,255,.22), rgba(94,89,255,.28), rgba(183,68,255,.22), rgba(32,231,255,.22)); filter: blur(45px); animation: breathe 5s ease-in-out infinite; }
.icon-card { position: relative; width: min(390px, 78vw); aspect-ratio: 1; padding: 18px; border: 1px solid rgba(151,177,255,.18); border-radius: 30%; background: linear-gradient(145deg, rgba(255,255,255,.09), rgba(255,255,255,.015)); box-shadow: inset 0 1px rgba(255,255,255,.12), 0 42px 80px rgba(0,0,0,.36); transform: rotate(2deg); }
.icon-card img { width: 100%; height: 100%; object-fit: contain; filter: drop-shadow(0 20px 32px rgba(27,60,255,.25)); }

.message-chip {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 224px;
  padding: 12px 15px;
  border: 1px solid rgba(163,181,255,.16);
  border-radius: 18px;
  background: rgba(13,18,35,.84);
  box-shadow: 0 20px 50px rgba(0,0,0,.28);
  backdrop-filter: blur(20px);
}
.message-chip span:last-child { display: grid; gap: 4px; }
.message-chip strong { font-size: 13px; }
.message-chip small { color: #929dbb; font-size: 11px; }
.chip-one { left: -5px; bottom: 74px; }
.chip-two { right: -20px; top: 70px; }
.avatar { width: 35px; height: 35px; display: grid; place-items: center; border-radius: 12px; font-size: 12px; font-weight: 800; }
.avatar.cyan { color: #052833; background: linear-gradient(145deg, #77efff, #38a7dc); }
.avatar.violet { color: white; background: linear-gradient(145deg, #8c76ff, #c758e6); }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; padding: 16px 0 120px; }
.features article { min-height: 260px; padding: 29px; border: 1px solid var(--line); border-radius: 25px; background: linear-gradient(145deg, rgba(255,255,255,.055), rgba(255,255,255,.018)); }
.feature-icon { width: 46px; height: 46px; display: grid; place-items: center; border: 1px solid rgba(70,214,255,.2); border-radius: 15px; color: #65ddff; background: rgba(54,173,255,.08); }
.feature-icon svg { width: 23px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.features h2 { margin: 45px 0 12px; font-size: 20px; }
.features p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.7; }

.web-cta { margin-bottom: 95px; padding: 42px 46px; display: flex; align-items: center; justify-content: space-between; gap: 40px; border: 1px solid rgba(150,170,255,.16); border-radius: 28px; background: radial-gradient(circle at 75% 20%, rgba(100,77,255,.18), transparent 25rem), var(--panel); box-shadow: 0 30px 80px rgba(0,0,0,.2); }
.web-cta h2 { margin: 15px 0 9px; font-size: clamp(28px, 4vw, 42px); letter-spacing: -.04em; }
.web-cta p { max-width: 650px; margin: 0; color: var(--muted); line-height: 1.65; }
.web-cta .button { flex: 0 0 auto; }

footer { min-height: 110px; display: flex; align-items: center; justify-content: space-between; gap: 25px; border-top: 1px solid var(--line); color: #6f7b99; font-size: 12px; }
footer p { margin: 0; }
.security-note { text-align: right; }

@keyframes breathe { 50% { transform: scale(1.07) rotate(10deg); opacity: .24; } }

@media (max-width: 900px) {
  nav { display: none; }
  .hero { grid-template-columns: 1fr; padding-top: 60px; text-align: center; }
  .hero-copy { display: grid; justify-items: center; }
  .hero-visual { min-height: 480px; }
  .features { grid-template-columns: 1fr; }
  .features article { min-height: 210px; }
  .features h2 { margin-top: 30px; }
  .web-cta { align-items: flex-start; flex-direction: column; }
}

@media (max-width: 620px) {
  .site-header, main, footer { width: min(100% - 28px, 1180px); }
  .site-header { height: 76px; }
  .header-action { display: none; }
  .hero { min-height: auto; padding: 50px 0 70px; }
  h1 { font-size: clamp(45px, 15vw, 64px); }
  .hero-copy > p { font-size: 16px; }
  .hero-actions { width: 100%; flex-direction: column; }
  .button { width: 100%; }
  .hero-visual { min-height: 390px; }
  .icon-card { width: min(300px, 80vw); }
  .icon-halo { width: 290px; height: 290px; }
  .message-chip { min-width: 195px; }
  .chip-one { left: 0; bottom: 28px; }
  .chip-two { right: -8px; top: 35px; }
  .features { padding-bottom: 80px; }
  .web-cta { padding: 30px 25px; margin-bottom: 70px; }
  footer { padding: 28px 0; align-items: flex-start; flex-direction: column; }
  .security-note { text-align: left; }
}

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