:root {
  color-scheme: dark;
  --bg: #040712;
  --bg-strong: #02030a;
  --surface: rgba(12, 18, 39, 0.68);
  --surface-strong: rgba(8, 12, 27, 0.9);
  --surface-soft: rgba(255, 255, 255, 0.06);
  --line: rgba(178, 148, 255, 0.26);
  --line-strong: rgba(178, 148, 255, 0.46);
  --text: #f6f4ff;
  --muted: #c2c6df;
  --muted-strong: #9da4c5;
  --violet: #a66cff;
  --purple: #7f5cff;
  --blue: #4f8dff;
  --cyan: #66f4ff;
  --mint: #64f5e2;
  --berry: #d978ff;
  --ice: #83c5ff;
  --solar: #ffb25c;
  --danger: #ff6f91;
  --radius-sm: 8px;
  --radius: 18px;
  --shadow-neon: 0 0 28px rgba(126, 92, 255, 0.42), 0 0 58px rgba(76, 141, 255, 0.18);
  --container: 1180px;
  --header-height: 78px;
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 18px);
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 72% 16%, rgba(108, 66, 214, 0.2), transparent 28rem),
    radial-gradient(circle at 14% 6%, rgba(26, 120, 201, 0.16), transparent 22rem),
    linear-gradient(180deg, var(--bg-strong) 0%, #06091c 42%, #030511 100%);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.6;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

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

img {
  height: auto;
}

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

button,
input,
textarea,
select {
  font: inherit;
}

button {
  border: 0;
}

:focus-visible {
  outline: 3px solid rgba(102, 244, 255, 0.95);
  outline-offset: 4px;
}

::selection {
  background: rgba(166, 108, 255, 0.55);
  color: #fff;
}

.container {
  width: min(calc(100% - 32px), var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  transform: translateY(-140%);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: #fff;
  color: #070816;
  font-weight: 800;
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.section-pad {
  position: relative;
  padding-block: 72px;
}

.section-shell {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

.eyebrow {
  margin: 0 0 12px;
  color: #c695ff;
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  max-width: 760px;
  font-size: 2.4rem;
  font-weight: 900;
  text-transform: uppercase;
}

h2 {
  font-size: 2rem;
  font-weight: 850;
}

h3 {
  font-size: 1.05rem;
}

p {
  margin: 0;
  color: var(--muted);
}

.button {
  --button-bg: linear-gradient(135deg, #a873ff, #557cff 52%, #6df6ff);
  position: relative;
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 22px;
  border: 1px solid rgba(214, 198, 255, 0.48);
  border-radius: var(--radius-sm);
  background: var(--button-bg);
  color: #fff;
  font-size: 0.92rem;
  font-weight: 850;
  text-transform: uppercase;
  letter-spacing: 0;
  white-space: nowrap;
  box-shadow: var(--shadow-neon);
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease, background 220ms ease;
  will-change: transform;
}

.button::after {
  content: "";
  width: 17px;
  height: 17px;
  background: currentColor;
  clip-path: polygon(45% 12%, 100% 50%, 45% 88%, 45% 60%, 0 60%, 0 40%, 45% 40%);
  opacity: 0.92;
  transition: transform 220ms ease;
}

.button:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.74);
  box-shadow: 0 0 34px rgba(166, 108, 255, 0.58), 0 0 84px rgba(102, 244, 255, 0.24);
}

.button:hover::after {
  transform: translateX(4px);
}

.button--small {
  min-height: 42px;
  padding-inline: 18px;
  font-size: 0.78rem;
}

.button--ghost {
  --button-bg: rgba(255, 255, 255, 0.035);
  border-color: rgba(166, 108, 255, 0.56);
  box-shadow: inset 0 0 18px rgba(166, 108, 255, 0.14);
}

.button--card {
  min-height: 42px;
  width: 100%;
  margin-top: auto;
  background: rgba(255, 255, 255, 0.045);
  box-shadow: inset 0 0 16px rgba(255, 255, 255, 0.04);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  min-height: var(--header-height);
  border-bottom: 1px solid rgba(180, 151, 255, 0.13);
  background: rgba(3, 5, 15, 0.62);
  backdrop-filter: blur(22px);
  transition: background 220ms ease, box-shadow 220ms ease;
}

.site-header.is-scrolled {
  background: rgba(3, 5, 15, 0.84);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
}

.header__inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-width: 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  min-width: max-content;
}

.brand img {
  filter: drop-shadow(0 0 16px rgba(166, 108, 255, 0.55));
}

.brand__text {
  display: grid;
  gap: 1px;
  line-height: 1;
}

.brand__text strong {
  font-size: 1rem;
  letter-spacing: 0;
}

.brand__text span {
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 800;
  text-align: center;
  letter-spacing: 0;
}

.primary-nav {
  position: fixed;
  inset: var(--header-height) 16px auto;
  display: grid;
  gap: 6px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(7, 10, 25, 0.96);
  box-shadow: 0 18px 60px rgba(0, 0, 0, 0.42);
  transform: translateY(-12px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
}

.nav-open .primary-nav {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

.primary-nav a {
  padding: 12px;
  border-radius: var(--radius-sm);
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  transition: color 180ms ease, background 180ms ease;
}

.primary-nav a:hover,
.primary-nav a:focus-visible {
  background: rgba(166, 108, 255, 0.12);
  color: #fff;
}

.primary-nav__buy {
  margin-top: 8px;
  border: 1px solid rgba(214, 198, 255, 0.48);
  background: linear-gradient(135deg, #a873ff, #557cff 52%, #6df6ff);
  color: #fff !important;
  box-shadow: var(--shadow-neon);
  text-align: center;
}

.header__cta {
  display: none;
  flex: 0 0 auto;
}

.nav-toggle {
  position: relative;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(166, 108, 255, 0.44);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  color: #fff;
}

.nav-toggle__bar,
.nav-toggle__bar::before,
.nav-toggle__bar::after {
  position: absolute;
  left: 12px;
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: #fff;
  transition: transform 180ms ease, opacity 180ms ease;
}

.nav-toggle__bar {
  top: 21px;
}

.nav-toggle__bar::before,
.nav-toggle__bar::after {
  content: "";
  left: 0;
}

.nav-toggle__bar::before {
  top: -7px;
}

.nav-toggle__bar::after {
  top: 7px;
}

.nav-open .nav-toggle__bar {
  transform: rotate(45deg);
}

.nav-open .nav-toggle__bar::before {
  transform: translateY(7px) rotate(90deg);
}

.nav-open .nav-toggle__bar::after {
  transform: translateY(-7px);
  opacity: 0;
}

/* Space background */
.cosmic-canvas {
  position: absolute;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(3, 5, 15, 0.3), rgba(3, 5, 15, 0.8)),
    radial-gradient(circle at 72% 28%, rgba(90, 64, 198, 0.34), transparent 21rem),
    radial-gradient(circle at 54% 48%, rgba(102, 244, 255, 0.12), transparent 16rem),
    radial-gradient(circle at 18% 82%, rgba(255, 178, 92, 0.12), transparent 20rem);
}

.cosmic-canvas::before,
.cosmic-canvas::after {
  content: "";
  position: absolute;
  inset: -10%;
  background-image:
    radial-gradient(circle, rgba(255, 255, 255, 0.9) 0 1px, transparent 1.4px),
    radial-gradient(circle, rgba(124, 207, 255, 0.7) 0 1px, transparent 1.5px);
  background-size: 76px 76px, 132px 132px;
  background-position: 0 0, 26px 18px;
  opacity: 0.28;
  animation: driftStars 42s linear infinite;
}

.cosmic-canvas::after {
  filter: blur(0.4px);
  opacity: 0.18;
  animation-duration: 70s;
  animation-direction: reverse;
}

.starfield {
  position: absolute;
  inset: 0;
  transform: translate3d(calc(var(--mx, 0) * -10px), calc(var(--my, 0) * -6px), 0);
  transition: transform 140ms ease-out;
}

.star {
  position: absolute;
  width: var(--size, 2px);
  height: var(--size, 2px);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 0 12px var(--color, rgba(166, 108, 255, 0.75));
  opacity: var(--opacity, 0.8);
  animation: twinkle var(--duration, 4s) ease-in-out var(--delay, 0s) infinite alternate;
}

.nebula {
  position: absolute;
  width: 50rem;
  height: 25rem;
  border-radius: 45%;
  filter: blur(38px);
  mix-blend-mode: screen;
  pointer-events: none;
  opacity: 0.5;
}

.nebula--violet {
  top: 9%;
  left: 38%;
  transform: rotate(-14deg);
  background:
    radial-gradient(closest-side at 42% 50%, rgba(199, 128, 255, 0.8), transparent 65%),
    radial-gradient(closest-side at 66% 38%, rgba(80, 125, 255, 0.7), transparent 64%);
  animation: nebulaFlow 16s ease-in-out infinite alternate;
}

.nebula--cyan {
  right: 6%;
  bottom: 16%;
  width: 36rem;
  background: radial-gradient(closest-side, rgba(102, 244, 255, 0.35), transparent 68%);
  animation: nebulaFlow 19s ease-in-out infinite alternate-reverse;
}

.nebula--gold {
  right: -8rem;
  top: 14%;
  background:
    radial-gradient(closest-side, rgba(255, 178, 92, 0.38), transparent 65%),
    radial-gradient(closest-side at 35% 60%, rgba(166, 108, 255, 0.55), transparent 60%);
}

.planet {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.planet--horizon {
  left: -22%;
  bottom: -42%;
  width: 94%;
  aspect-ratio: 1;
  background:
    radial-gradient(circle at 42% 34%, rgba(255, 255, 255, 0.5), transparent 1px),
    radial-gradient(circle at 62% 26%, rgba(118, 205, 255, 0.95), transparent 17%),
    radial-gradient(circle at 45% 32%, #1d3278 0 20%, #122052 41%, #060b1c 68%);
  box-shadow:
    inset 0 0 80px rgba(0, 0, 0, 0.55),
    0 -16px 42px rgba(102, 244, 255, 0.28),
    0 -30px 90px rgba(166, 108, 255, 0.22);
  opacity: 0.78;
}

.planet--horizon::before {
  content: "";
  position: absolute;
  inset: -8px;
  border-radius: inherit;
  border-top: 2px solid rgba(112, 210, 255, 0.8);
  filter: blur(2px);
}

.planet--distant {
  right: -8rem;
  top: 8rem;
  width: 17rem;
  aspect-ratio: 1;
  background:
    radial-gradient(circle at 34% 30%, rgba(221, 239, 255, 0.92), transparent 0 2px),
    radial-gradient(circle at 34% 34%, #364d87 0 22%, #121a3b 54%, #030511 76%);
  box-shadow: -12px 0 32px rgba(115, 165, 255, 0.42), inset -34px -12px 42px rgba(0, 0, 0, 0.65);
  opacity: 0.86;
}

.planet--cta {
  right: 9%;
  bottom: -8rem;
  width: 22rem;
  aspect-ratio: 1;
  background:
    radial-gradient(circle at 36% 32%, rgba(255, 255, 255, 0.82), transparent 2px),
    radial-gradient(circle at 42% 37%, rgba(255, 178, 92, 0.8), transparent 22%),
    radial-gradient(circle at 48% 48%, #2f1f62 0 35%, #070a1b 72%);
  box-shadow: 0 0 70px rgba(255, 178, 92, 0.24), inset -40px -26px 60px rgba(0, 0, 0, 0.68);
  opacity: 0.85;
}

.ridge {
  position: absolute;
  right: -5%;
  bottom: -1px;
  width: 78%;
  height: 22%;
  background:
    linear-gradient(165deg, transparent 0 15%, rgba(8, 11, 25, 0.7) 15% 100%),
    linear-gradient(145deg, transparent 0 22%, rgba(15, 19, 38, 0.95) 22% 100%);
  clip-path: polygon(0 100%, 8% 58%, 18% 72%, 28% 38%, 40% 66%, 51% 18%, 62% 58%, 74% 28%, 84% 68%, 95% 40%, 100% 100%);
  filter: drop-shadow(0 -18px 35px rgba(58, 88, 177, 0.35));
  opacity: 0.78;
}

/* Hero */
.hero {
  min-height: calc(100svh - var(--header-height));
  display: grid;
  align-items: center;
  padding-block: 72px 38px;
}

.hero__grid {
  display: grid;
  gap: 44px;
  align-items: center;
}

.hero__content {
  max-width: 680px;
}

.hero h1 {
  text-shadow: 0 0 42px rgba(166, 108, 255, 0.28);
}

.hero h1::first-line {
  color: #fff;
}

.hero__subtitle {
  max-width: 620px;
  margin-top: 22px;
  font-size: 1.05rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.hero__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  max-width: 560px;
  margin: 32px 0 0;
}

.hero__facts div {
  min-width: 0;
  padding: 14px;
  border: 1px solid rgba(166, 108, 255, 0.25);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.045);
  backdrop-filter: blur(16px);
}

.hero__facts dt {
  color: var(--muted-strong);
  font-size: 0.74rem;
  font-weight: 800;
  text-transform: uppercase;
}

.hero__facts dd {
  margin: 4px 0 0;
  color: #fff;
  font-weight: 850;
}

.hero__visual {
  position: relative;
  min-height: 350px;
  display: grid;
  place-items: center;
  transform-style: preserve-3d;
}

.hero__glow {
  position: absolute;
  width: min(82vw, 520px);
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle at 45% 45%, rgba(166, 108, 255, 0.42), transparent 45%),
    radial-gradient(circle at 55% 55%, rgba(102, 244, 255, 0.2), transparent 60%);
  filter: blur(24px);
  animation: pulseGlow 4.5s ease-in-out infinite alternate;
}

.hero__product {
  position: relative;
  z-index: 2;
  width: min(86vw, 500px);
  filter: drop-shadow(0 32px 48px rgba(0, 0, 0, 0.56)) drop-shadow(0 0 34px rgba(166, 108, 255, 0.5));
  transform: translate3d(calc(var(--mx, 0) * 18px), calc(var(--my, 0) * 14px), 0) rotate(-5deg);
  transition: transform 160ms ease-out;
  will-change: transform;
}

.orbit {
  position: absolute;
  z-index: 1;
  width: min(76vw, 470px);
  height: min(31vw, 180px);
  border: 1px solid rgba(166, 108, 255, 0.32);
  border-radius: 50%;
  transform: rotate(-18deg);
  box-shadow: 0 0 30px rgba(166, 108, 255, 0.24);
}

.orbit--two {
  width: min(82vw, 530px);
  transform: rotate(18deg);
  border-color: rgba(102, 244, 255, 0.2);
}

/* Benefits */
.benefits {
  position: relative;
  margin-top: -1px;
  padding-block: 28px 42px;
}

.benefits__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(8, 12, 28, 0.74), rgba(6, 9, 20, 0.56));
  box-shadow: inset 0 0 24px rgba(166, 108, 255, 0.08), 0 22px 70px rgba(0, 0, 0, 0.24);
  backdrop-filter: blur(20px);
}

.benefit-card {
  display: grid;
  gap: 10px;
  min-height: 150px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.035);
}

.benefit-card__icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: var(--violet);
  filter: drop-shadow(0 0 12px rgba(166, 108, 255, 0.72));
}

.benefit-card__icon svg {
  width: 34px;
  height: 34px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.benefit-card h2 {
  font-size: 1rem;
  text-transform: uppercase;
}

.benefit-card p {
  font-size: 0.9rem;
}

/* About */
.about {
  overflow: hidden;
}

.catalog-product__button {
  position: relative;
  overflow: hidden;
  margin-top: 18px;
  width: 100%;
  justify-content: center;
  text-align: center;
  border-radius: 18px;
  padding: 14px 22px;
  background:
    linear-gradient(135deg, #7c3aed 0%, #06b6d4 45%, #2563eb 100%);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow:
    0 0 18px rgba(124, 58, 237, 0.45),
    0 0 42px rgba(6, 182, 212, 0.25);
  transition:
    transform .35s ease,
    box-shadow .35s ease,
    border-color .35s ease;
  isolation: isolate;
}

/* animated cosmic gradient */
.catalog-product__button::before {
  content: "";
  position: absolute;
  inset: -120%;
  background:
    conic-gradient(from 180deg,
      transparent,
      rgba(255, 255, 255, 0.25),
      transparent,
      rgba(6, 182, 212, 0.35),
      transparent,
      rgba(124, 58, 237, 0.35),
      transparent);
  animation: cosmic-spin 5s linear infinite;
  z-index: -2;
}

/* stars layer */
.catalog-product__button::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(255, 255, 255, .9) 1px, transparent 1.5px),
    radial-gradient(circle at 80% 20%, rgba(255, 255, 255, .7) 1px, transparent 1.5px),
    radial-gradient(circle at 65% 75%, rgba(255, 255, 255, .8) 1px, transparent 1.5px),
    radial-gradient(circle at 30% 80%, rgba(255, 255, 255, .5) 1px, transparent 1.5px);
  background-size: 180px 180px;
  opacity: .7;
  animation: stars-move 10s linear infinite;
  z-index: -1;
}

.catalog-product__button:hover {
  transform: translateY(-4px) scale(1.03);
  border-color: rgba(255, 255, 255, 0.35);
  box-shadow:
    0 0 25px rgba(124, 58, 237, 0.75),
    0 0 60px rgba(6, 182, 212, 0.45),
    0 0 90px rgba(37, 99, 235, 0.35);
}

.catalog-product__button:active {
  transform: scale(.98);
}

@keyframes cosmic-spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@keyframes stars-move {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-40px);
  }
}

.about::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 74% 44%, rgba(102, 244, 255, 0.16), transparent 18rem),
    radial-gradient(circle at 50% 22%, rgba(166, 108, 255, 0.16), transparent 24rem);
}

.about__grid {
  display: grid;
  gap: 42px;
  align-items: center;
}

.about__copy {
  max-width: 640px;
}

.about__copy h2 {
  max-width: 580px;
  margin-bottom: 20px;
}

.definition-list {
  display: grid;
  gap: 14px;
  margin-top: 26px;
}

.definition-list article {
  padding: 18px;
  border: 1px solid rgba(166, 108, 255, 0.25);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
}

.definition-list h3 {
  margin-bottom: 8px;
  color: #fff;
}

.about__scene {
  position: relative;
  min-height: 340px;
}

.about-planet {
  position: absolute;
  inset: 16px 0 auto auto;
  width: min(80vw, 420px);
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle at 38% 30%, rgba(255, 255, 255, 0.86), transparent 2px),
    radial-gradient(circle at 42% 38%, rgba(128, 181, 255, 0.92), transparent 19%),
    radial-gradient(circle at 50% 50%, #26195b 0 36%, #070b1e 78%);
  box-shadow: 0 0 55px rgba(92, 126, 255, 0.35), inset -44px -22px 60px rgba(0, 0, 0, 0.72);
}

.about-rings {
  position: absolute;
  inset: 138px -4% auto auto;
  width: min(84vw, 520px);
  height: 134px;
  border: 1px solid rgba(166, 108, 255, 0.38);
  border-radius: 50%;
  transform: rotate(-12deg);
  box-shadow: 0 0 36px rgba(166, 108, 255, 0.25);
}

.data-panel {
  position: absolute;
  left: 0;
  bottom: 20px;
  width: min(280px, 76vw);
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(7, 11, 26, 0.72);
  box-shadow: var(--shadow-neon);
  backdrop-filter: blur(18px);
}

.data-panel span {
  display: block;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
}

.data-panel strong {
  display: block;
  margin-top: 4px;
  color: #fff;
  font-size: 2rem;
  line-height: 1;
}

/* Products */
.products {
  background:
    radial-gradient(circle at 18% 16%, rgba(102, 244, 255, 0.1), transparent 17rem),
    radial-gradient(circle at 78% 72%, rgba(255, 178, 92, 0.1), transparent 20rem);
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 34px;
  text-align: center;
}

.section-heading h2 {
  margin-bottom: 14px;
}

.section-heading--left {
  margin-inline: 0;
  text-align: left;
}

.anchor-point {
  position: relative;
  top: calc(-1 * var(--header-height));
}

.catalog {
  display: grid;
  gap: 28px;
}

.product-category {
  --category-accent: #867bc8;

  position: relative;
  overflow: hidden;
  padding: 28px 18px 36px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);

  background:
    /* Nebula glow */
    radial-gradient(circle at 15% 20%, rgba(138, 92, 246, 0.35) 0%, transparent 28%),
    radial-gradient(circle at 85% 15%, rgba(0, 225, 255, 0.22) 0%, transparent 26%),
    radial-gradient(circle at 50% 85%, rgba(255, 0, 140, 0.18) 0%, transparent 34%),

    /* Cosmic stars */
    radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.9) 0 1px, transparent 2px),
    radial-gradient(circle at 70% 40%, rgba(255, 255, 255, 0.7) 0 1px, transparent 2px),
    radial-gradient(circle at 40% 75%, rgba(255, 255, 255, 0.6) 0 1.5px, transparent 2.5px),
    radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.8) 0 1px, transparent 2px),

    /* Main space gradient */
    linear-gradient(145deg,
      #070b1a 0%,
      #0f1025 30%,
      #161232 55%,
      #090b17 100%);

  color: #f4f7ff;

  box-shadow:
    0 25px 80px rgba(0, 0, 0, 0.55),
    0 0 50px rgba(138, 92, 246, 0.22),
    inset 0 0 60px rgba(255, 255, 255, 0.03);

  backdrop-filter: blur(18px);
}

.product-category--storm {
  --category-accent: #78bfff;
}

.product-category--armageddon {
  --category-accent: #ff5f7e;
}

.category-title {
  display: grid;
  grid-template-columns: minmax(12px, 1fr) auto minmax(12px, 1fr);
  align-items: center;
  gap: 14px;
  margin-bottom: 32px;
}

.category-title span {
  height: 2px;
  background: #11131a;
}

.category-title h3 {
  color: var(--category-accent);
  font-size: clamp(2rem, 10vw, 3rem);
  font-weight: 950;
  line-height: 0.92;
  text-transform: uppercase;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 34px 14px;
}

.catalog-product {
  display: grid;
  justify-items: center;
  align-content: start;
  min-width: 0;
  text-align: center;
}

.catalog-product img {
  width: 100%;
  max-width: 260px;
  aspect-ratio: 1;
  object-fit: contain;
  filter: drop-shadow(0 18px 16px rgba(0, 0, 0, 0.18));
  transition: transform 220ms ease, filter 220ms ease;
}

.catalog-product:hover img {
  transform: translateY(-8px) scale(1.035);
  filter: drop-shadow(0 24px 22px rgba(0, 0, 0, 0.2));
}

.catalog-product h4 {
  max-width: 18ch;
  margin: 6px 0 6px;
  color: #ececec;
  font-size: 1.2rem;
  font-weight: 950;
  line-height: 1.04;
  text-transform: uppercase;
}

.catalog-product p {
  max-width: 18ch;
  color: #d8d8fd;
  font-size: 0.94rem;
  font-weight: 500;
  line-height: 1.16;
  text-transform: uppercase;
}

/* Reviews */
.reviews {
  overflow: hidden;
}

.reviews::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(circle at 67% 48%, rgba(166, 108, 255, 0.18), transparent 21rem),
    linear-gradient(180deg, rgba(7, 9, 20, 0), rgba(7, 9, 20, 0.64));
}

.reviews__grid {
  display: grid;
  gap: 30px;
  align-items: start;
}

.review-cards {
  display: grid;
  gap: 14px;
}

.review-card {
  padding: 20px;
  border: 1px solid rgba(166, 108, 255, 0.24);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.045);
  backdrop-filter: blur(16px);
}

.review-card p {
  color: #fff;
}

.review-card span {
  display: inline-block;
  margin-top: 12px;
  color: var(--muted-strong);
  font-size: 0.85rem;
  font-weight: 800;
}

/* FAQ */
.faq {
  background:
    radial-gradient(circle at 8% 20%, rgba(102, 244, 255, 0.1), transparent 18rem),
    radial-gradient(circle at 82% 24%, rgba(166, 108, 255, 0.14), transparent 18rem);
}

.faq__grid {
  display: grid;
  gap: 28px;
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  overflow: hidden;
  border: 1px solid rgba(166, 108, 255, 0.28);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.045);
  backdrop-filter: blur(16px);
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.faq-item.is-open {
  border-color: rgba(102, 244, 255, 0.45);
  box-shadow: inset 0 0 26px rgba(102, 244, 255, 0.07);
}

.faq-item h3 {
  font-size: 1rem;
}

.faq-item button {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 19px;
  background: transparent;
  color: #fff;
  cursor: pointer;
  text-align: left;
  font-weight: 850;
}

.faq-item button span {
  position: relative;
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
  border: 1px solid rgba(166, 108, 255, 0.45);
  border-radius: 50%;
  box-shadow: 0 0 15px rgba(166, 108, 255, 0.22);
}

.faq-item button span::before,
.faq-item button span::after {
  content: "";
  position: absolute;
  inset: 50% auto auto 50%;
  width: 10px;
  height: 2px;
  border-radius: 999px;
  background: #fff;
  transform: translate(-50%, -50%);
}

.faq-item button span::after {
  transform: translate(-50%, -50%) rotate(90deg);
  transition: transform 180ms ease;
}

.faq-item.is-open button span::after {
  transform: translate(-50%, -50%) rotate(0deg);
}

.faq-item__answer {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 240ms ease;
}

.faq-item__answer p {
  min-height: 0;
  overflow: hidden;
  padding: 0 19px;
}

.faq-item.is-open .faq-item__answer {
  grid-template-rows: 1fr;
}

.faq-item.is-open .faq-item__answer p {
  padding-bottom: 19px;
}

/* Final CTA */
.final-cta {
  min-height: 520px;
  display: grid;
  align-items: center;
  padding-block: 86px;
}

.cosmic-canvas--cta {
  background:
    radial-gradient(circle at 58% 48%, rgba(255, 178, 92, 0.14), transparent 18rem),
    radial-gradient(circle at 30% 42%, rgba(166, 108, 255, 0.22), transparent 24rem),
    linear-gradient(180deg, rgba(4, 7, 18, 0.7), rgba(2, 3, 10, 0.9));
}

.final-cta__inner {
  max-width: 660px;
}

.final-cta h2 {
  max-width: 620px;
  margin-bottom: 18px;
  font-size: 2.25rem;
}

.final-cta p:not(.eyebrow) {
  max-width: 610px;
  margin-bottom: 28px;
}

/* Footer */
.site-footer {
  border-top: 1px solid rgba(166, 108, 255, 0.18);
  background: rgba(2, 3, 10, 0.96);
}

.footer__grid {
  display: grid;
  gap: 26px;
  padding-block: 42px 28px;
}

.footer__brand p {
  max-width: 320px;
  margin-top: 16px;
  font-size: 0.92rem;
}

.footer__nav {
  display: grid;
  gap: 8px;
  align-content: start;
}

.footer__nav a {
  color: var(--muted);
  font-size: 0.9rem;
  transition: color 180ms ease;
}

.footer__nav a:hover {
  color: #fff;
}

.footer__social>span {
  display: block;
  margin-bottom: 12px;
  color: #fff;
  font-weight: 850;
  text-transform: uppercase;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.social-links a {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(166, 108, 255, 0.38);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.04);
  color: #fff;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.social-links a:hover {
  transform: translateY(-2px);
  border-color: rgba(102, 244, 255, 0.6);
  box-shadow: 0 0 22px rgba(102, 244, 255, 0.18);
}

.social-links svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.footer__bottom {
  display: grid;
  gap: 12px;
  padding-block: 18px 24px;
  border-top: 1px solid rgba(166, 108, 255, 0.16);
}

.footer__bottom p {
  font-size: 0.84rem;
}

.nicotine-warning {
  color: #f7d6df;
}

/* Motion */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 560ms ease, transform 560ms ease;
}

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

@keyframes driftStars {
  to {
    transform: translate3d(-70px, 70px, 0);
  }
}

@keyframes twinkle {
  from {
    opacity: 0.35;
    transform: scale(0.86);
  }

  to {
    opacity: 1;
    transform: scale(1.25);
  }
}

@keyframes pulseGlow {
  from {
    opacity: 0.5;
    transform: scale(0.96);
  }

  to {
    opacity: 0.85;
    transform: scale(1.06);
  }
}

@keyframes nebulaFlow {
  from {
    transform: translate3d(-10px, 0, 0) rotate(-14deg) scale(0.98);
  }

  to {
    transform: translate3d(14px, 18px, 0) rotate(-8deg) scale(1.03);
  }
}

@media (min-width: 560px) {
  h1 {
    font-size: 2.95rem;
  }

  h2 {
    font-size: 2.4rem;
  }

  .definition-list,
  .review-cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer__grid {
    grid-template-columns: 1.2fr 0.7fr 0.8fr;
  }

  .footer__social {
    grid-column: 1 / -1;
  }
}

@media (min-width: 760px) {
  .container {
    width: min(calc(100% - 56px), var(--container));
  }

  .section-pad {
    padding-block: 92px;
  }

  h1 {
    font-size: 3.25rem;
  }

  .hero {
    padding-block: 88px 58px;
  }

  .hero__grid,
  .about__grid,
  .reviews__grid,
  .faq__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }

  .hero__visual {
    min-height: 500px;
  }

  .benefits__grid {
    grid-template-columns: repeat(5, minmax(0, 1fr));
  }

  .benefit-card {
    min-height: 188px;
  }

  .about__scene {
    min-height: 500px;
  }

  .product-category {
    padding: 36px 28px 48px;
  }

  .category-title {
    gap: 20px;
    margin-bottom: 44px;
  }

  .category-title h3 {
    font-size: 4.8rem;
  }

  .category-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 52px 22px;
  }

  .category-grid--compact {
    max-width: 860px;
    margin-inline: auto;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .catalog-product img {
    max-width: 280px;
  }

  .catalog-product h4 {
    font-size: 1.45rem;
  }

  .catalog-product p {
    font-size: 1rem;
  }

  .footer__grid {
    grid-template-columns: 1.45fr 0.7fr 0.8fr 0.8fr;
  }

  .footer__social {
    grid-column: auto;
  }

  .footer__bottom {
    grid-template-columns: 0.8fr 1.2fr;
    align-items: center;
  }

  .nicotine-warning {
    text-align: right;
  }
}

@media (min-width: 980px) {
  .nav-toggle {
    display: none;
  }

  .primary-nav {
    position: static;
    display: flex;
    flex: 1 1 auto;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    transform: none;
    opacity: 1;
    pointer-events: auto;
  }

  .primary-nav a {
    padding: 10px;
    font-size: 0.74rem;
  }

  .primary-nav__buy {
    margin-top: 0;
    padding-inline: 14px !important;
  }

  .hero__grid {
    grid-template-columns: minmax(0, 0.98fr) minmax(390px, 0.9fr);
    gap: 28px;
  }

  .hero__content {
    padding-top: 12px;
  }
}

@media (min-width: 1180px) {
  h1 {
    font-size: 3.75rem;
  }

  h2 {
    font-size: 2.85rem;
  }

  .hero__subtitle {
    font-size: 1.16rem;
  }

  .hero__product {
    width: 520px;
  }

  .category-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .category-grid--compact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .catalog-product img {
    max-width: 300px;
  }

}

@media (min-width: 1320px) {
  .header__cta {
    display: inline-flex;
  }

  .primary-nav__buy {
    display: none;
  }
}

@media (max-width: 420px) {
  .hero__facts {
    grid-template-columns: 1fr;
  }

  .hero__actions .button {
    width: 100%;
  }

  .category-title h3 {
    font-size: 27px;
  }
}

@media (prefers-reduced-motion: reduce) {

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}