:root {
  --bg: #050507;
  --text: #f8f8fb;
  --muted: rgba(248, 248, 251, 0.68);
  --line: rgba(255, 255, 255, 0.18);
  --glass: rgba(255, 255, 255, 0.1);
  --glass-strong: rgba(255, 255, 255, 0.18);
  --blue: #7cc7ff;
  --violet: #bba7ff;
  --silver: #f1f4fa;
  --shadow: rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 8%, rgba(124, 199, 255, 0.22), transparent 30rem),
    radial-gradient(circle at 80% 18%, rgba(187, 167, 255, 0.19), transparent 28rem),
    linear-gradient(180deg, #101018 0%, var(--bg) 44%, #000 100%);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -4;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}

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

img {
  display: block;
  max-width: 100%;
}

.ambient {
  position: fixed;
  width: 42vw;
  aspect-ratio: 1;
  z-index: -3;
  border-radius: 50%;
  filter: blur(54px);
  opacity: 0.5;
  pointer-events: none;
  transform: translate3d(calc(var(--mx, 0) * 18px), calc(var(--my, 0) * 18px), 0);
}

.ambient-one {
  top: 10%;
  left: -14%;
  background: rgba(86, 180, 255, 0.45);
}

.ambient-two {
  right: -18%;
  bottom: 10%;
  background: rgba(194, 132, 255, 0.36);
}

.liquid-cursor {
  position: fixed;
  left: calc(var(--cursor-x, 50) * 1px);
  top: calc(var(--cursor-y, 50) * 1px);
  width: 240px;
  height: 240px;
  z-index: -2;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.18), transparent 62%);
  filter: blur(10px);
  pointer-events: none;
  transform: translate(-50%, -50%);
  opacity: 0.8;
}

.nav-shell {
  position: fixed;
  top: 16px;
  left: 50%;
  z-index: 10;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  width: min(1120px, calc(100% - 28px));
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(12, 12, 18, 0.62);
  box-shadow: 0 24px 70px var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.16);
  backdrop-filter: blur(24px) saturate(160%);
  transform: translateX(-50%);
}

.brand,
.nav-shell nav,
.nav-buy {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  padding: 4px 12px 4px 4px;
  font-weight: 800;
}

.brand img {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  object-fit: cover;
}

.nav-shell nav {
  justify-content: center;
  gap: 10px;
}

.nav-shell nav a {
  border-radius: 999px;
  padding: 9px 13px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 600;
  transition: color 180ms ease, background 180ms ease;
}

.nav-shell nav a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.11);
}

.nav-buy {
  justify-content: center;
  min-height: 38px;
  border-radius: 999px;
  padding: 0 16px;
  background: var(--text);
  color: #08080b;
  font-size: 0.92rem;
  font-weight: 800;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.nav-buy:hover {
  box-shadow: 0 10px 34px rgba(255, 255, 255, 0.2);
  transform: translateY(-1px);
}

main {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: 42px;
  align-items: center;
  min-height: 100vh;
  padding: 132px 0 80px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--blue);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 22px;
  font-size: clamp(3.5rem, 8vw, 7.8rem);
  line-height: 0.9;
  letter-spacing: -0.07em;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(2.4rem, 5vw, 5.6rem);
  line-height: 0.92;
  letter-spacing: -0.06em;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.28rem;
  letter-spacing: -0.03em;
}

.hero-lede,
.split p,
.buy-panel p,
.showcase p {
  color: var(--muted);
  font-size: clamp(1.05rem, 1.8vw, 1.28rem);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 32px 0 22px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 24px;
  font-weight: 800;
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button.primary {
  background: linear-gradient(135deg, #fff, #cbd8ff);
  color: #050507;
  box-shadow: 0 18px 45px rgba(124, 199, 255, 0.22);
}

.button.secondary {
  background: var(--glass);
  color: var(--text);
  backdrop-filter: blur(18px);
}

.button:hover {
  transform: translateY(-2px) scale(1.015);
}

.spec-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.spec-row span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 8px 11px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.07);
  font-size: 0.82rem;
  font-weight: 700;
}

.hero-product {
  perspective: 1100px;
}

.glass-orbit {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 580px;
  border: 1px solid var(--line);
  border-radius: 42px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.04)),
    radial-gradient(circle at 28% 18%, rgba(255, 255, 255, 0.22), transparent 28rem);
  box-shadow: 0 36px 120px var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.24);
  backdrop-filter: blur(26px) saturate(155%);
  overflow: hidden;
  transform: rotateX(calc(var(--tilt-y, 0) * -4deg)) rotateY(calc(var(--tilt-x, 0) * 5deg));
  transition: transform 260ms ease;
}

.glass-orbit::before {
  content: "";
  position: absolute;
  inset: -45%;
  background: conic-gradient(from 90deg, transparent, rgba(255, 255, 255, 0.24), transparent, rgba(124, 199, 255, 0.24), transparent);
  animation: spin 12s linear infinite;
}

.product-box {
  position: relative;
  z-index: 1;
  width: min(94%, 580px);
  filter: drop-shadow(0 34px 60px rgba(0, 0, 0, 0.45));
  animation: float 5.5s ease-in-out infinite;
}

.glass-list span,
.support-card span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.showcase {
  display: grid;
  place-items: center;
  gap: 20px;
  min-height: 62vh;
  text-align: center;
}

.showcase img {
  width: min(520px, 82vw);
  border-radius: 42px;
  box-shadow: 0 40px 140px rgba(0, 0, 0, 0.5);
}

.showcase p {
  max-width: 760px;
}

.section {
  padding: 110px 0;
}

.section-header {
  max-width: 820px;
  margin-bottom: 34px;
}

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

.feature-card,
.glass-list,
.buy-panel,
.support-card {
  border: 1px solid var(--line);
  border-radius: 30px;
  background: var(--glass);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.16), 0 22px 70px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(24px) saturate(160%);
}

.feature-card {
  min-height: 270px;
  padding: 26px;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.feature-card:hover,
.support-card:hover {
  border-color: rgba(255, 255, 255, 0.34);
  background: var(--glass-strong);
  transform: translateY(-5px);
}

.icon {
  display: inline-grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin-bottom: 34px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: var(--blue);
  font-weight: 900;
}

.feature-card p {
  color: var(--muted);
  line-height: 1.6;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.86fr);
  gap: 36px;
  align-items: center;
}

.glass-list {
  padding: 12px;
}

.glass-list div {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  border-bottom: 1px solid var(--line);
  padding: 18px;
}

.glass-list div:last-child {
  border-bottom: 0;
}

.glass-list strong {
  color: var(--silver);
  text-align: right;
}

.buy-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 40px 0 60px;
  padding: 34px;
  background:
    linear-gradient(135deg, rgba(124, 199, 255, 0.18), rgba(187, 167, 255, 0.15)),
    var(--glass);
}

.buy-panel h2 {
  margin-bottom: 8px;
  font-size: clamp(2rem, 4vw, 4rem);
}

.buy-panel p {
  margin-bottom: 0;
}

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

.support-card {
  min-height: 160px;
  padding: 24px;
  overflow-wrap: anywhere;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.support-card strong {
  display: block;
  margin-top: 18px;
  font-size: 1.16rem;
}

footer {
  display: flex;
  justify-content: space-between;
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  border-top: 1px solid var(--line);
  padding: 28px 0 42px;
  color: var(--muted);
  font-weight: 700;
}

.reveal {
  opacity: 0;
  transform: translateY(28px) scale(0.985);
  transition: opacity 700ms ease, transform 700ms ease;
  transition-delay: var(--delay, 0ms);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

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

@keyframes float {
  0%, 100% {
    transform: translateY(0) rotate(-1deg);
  }
  50% {
    transform: translateY(-18px) rotate(1deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}

@media (max-width: 900px) {
  .nav-shell {
    grid-template-columns: auto auto;
  }

  .nav-shell nav {
    display: none;
  }

  .hero,
  .split,
  .feature-grid,
  .support-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 10px;
    padding-top: 120px;
  }

  .glass-orbit {
    min-height: 480px;
  }

  .buy-panel {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  main,
  footer {
    width: min(100% - 22px, 1180px);
  }

  .nav-shell {
    width: min(100% - 18px, 1120px);
  }

  h1 {
    font-size: 3.25rem;
  }

  .hero-actions,
  .button {
    width: 100%;
  }

  .glass-orbit {
    min-height: 390px;
    border-radius: 28px;
  }

  .section {
    padding: 74px 0;
  }

  footer {
    flex-direction: column;
    gap: 10px;
  }
}