:root {
  --bg: #06070b;
  --panel: rgba(13, 17, 27, 0.84);
  --text: #f4f1ea;
  --muted: #b7afa2;
  --line: rgba(255,255,255,0.12);
  --gold: #ffd589;
  --cyan: #8de7ff;
  --paper: #f2dec2;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 0%, rgba(255,213,137,0.16), transparent 28%),
    radial-gradient(circle at 84% 16%, rgba(141,231,255,0.14), transparent 24%),
    var(--bg);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255,255,255,0.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.028) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: linear-gradient(to bottom, black, transparent 72%);
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.08;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='3'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E");
  z-index: 20;
}

.product-header {
  position: fixed;
  z-index: 10;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 24px clamp(20px, 5vw, 72px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  background: rgba(6,7,11,0.62);
  backdrop-filter: blur(18px);
}

.brand-link,
.product-header a {
  color: var(--text);
  text-decoration: none;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  font-size: 28px;
  font-weight: 850;
}

.brand-link img {
  width: 82px;
  height: 82px;
  object-fit: contain;
  filter: drop-shadow(0 0 16px rgba(255,213,137,0.18));
}

.product-header nav {
  display: flex;
  gap: 32px;
}

.product-header nav a {
  color: var(--muted);
  font-size: 18px;
  font-weight: 800;
}

.lang-toggle {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255,255,255,0.05);
  color: var(--text);
  cursor: pointer;
}

.lang-toggle span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 12px;
}

.lang-toggle .active {
  color: #161005;
  background: var(--gold);
}

.hero {
  position: relative;
  min-height: 96svh;
  display: grid;
  align-items: end;
  padding: 156px clamp(20px, 5vw, 72px) 86px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.74;
  filter: saturate(0.92) brightness(0.62);
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(90deg, rgba(6,7,11,0.92), rgba(6,7,11,0.34), rgba(6,7,11,0.82)),
    linear-gradient(0deg, rgba(6,7,11,0.9), transparent 46%);
}

.hero-copy {
  max-width: 850px;
}

.product-mark {
  width: 104px;
  height: 104px;
  margin-bottom: 26px;
  object-fit: contain;
  filter: drop-shadow(0 0 34px rgba(255,213,137,0.26));
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 850;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 18px;
  font-size: clamp(58px, 10vw, 132px);
  line-height: 0.86;
}

.lead {
  max-width: 760px;
  color: rgba(244,241,234,0.84);
  font-size: clamp(19px, 2.1vw, 29px);
  line-height: 1.45;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 850;
  text-decoration: none;
}

.button.primary {
  color: #171006;
  background: var(--gold);
  box-shadow: 0 0 36px rgba(255,213,137,0.22);
}

.button.secondary {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255,255,255,0.045);
}

.claim-strip {
  margin: 0 clamp(20px, 5vw, 72px);
  padding: 24px;
  border: 1px solid rgba(255,213,137,0.26);
  border-radius: 24px;
  background:
    radial-gradient(circle at right, rgba(255,213,137,0.13), transparent 34%),
    rgba(13,17,27,0.78);
}

.claim-strip p {
  max-width: 920px;
  margin: 0;
  color: rgba(244,241,234,0.86);
  font-size: clamp(18px, 2vw, 26px);
  line-height: 1.42;
}

.section {
  padding: 100px clamp(20px, 5vw, 72px);
}

.section-title {
  max-width: 920px;
  margin-bottom: 34px;
}

.section-title h2,
.custom-card h2,
.download-card h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 4.6vw, 64px);
  line-height: 0.98;
}

.section-title p:not(.eyebrow),
.custom-card p,
.download-card p {
  color: rgba(244,241,234,0.72);
  font-size: 17px;
  line-height: 1.7;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.feature-grid article,
.custom-grid article,
.custom-card,
.download-card {
  border: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.075), rgba(255,255,255,0.024)),
    rgba(13,17,27,0.82);
}

.feature-grid article {
  min-height: 250px;
  padding: 22px;
  border-radius: 24px;
}

.feature-grid span {
  color: var(--gold);
  font-size: 12px;
  font-weight: 900;
}

.feature-grid h3 {
  margin: 48px 0 12px;
  font-size: 22px;
}

.feature-grid p,
.custom-grid span {
  color: rgba(244,241,234,0.7);
  line-height: 1.62;
}

.gallery-section {
  padding-top: 0;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.gallery figure {
  margin: 0;
  border: 1px solid rgba(255,255,255,0.11);
  border-radius: 26px;
  background: rgba(255,255,255,0.035);
  overflow: hidden;
  box-shadow: 0 28px 70px rgba(0,0,0,0.24);
}

.gallery .wide {
  grid-column: 1 / -1;
}

.gallery img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.custom-section {
  background: linear-gradient(180deg, rgba(255,255,255,0.018), rgba(255,255,255,0.042));
}

.custom-card {
  max-width: 1120px;
  margin: 0 auto;
  padding: clamp(28px, 5vw, 62px);
  border-radius: 30px;
}

.custom-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.custom-grid article {
  min-height: 180px;
  padding: 20px;
  border-radius: 22px;
}

.custom-grid strong,
.custom-grid span {
  display: block;
}

.custom-grid strong {
  margin-bottom: 14px;
  color: var(--paper);
  font-size: 18px;
}

.download-card {
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 24px;
  max-width: 980px;
  margin: 0 auto;
  padding: clamp(28px, 5vw, 58px);
  border-radius: 30px;
}

.download-card img {
  width: 110px;
  height: 110px;
  object-fit: contain;
}

.site-footer {
  display: grid;
  justify-items: center;
  gap: 18px;
  padding: 28px 24px 36px;
  border-top: 1px solid rgba(255,255,255,0.08);
  color: rgba(244,241,234,0.54);
  text-align: center;
  font-size: 12px;
}

.site-footer p {
  margin: 0;
}

.home-button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border: 1px solid rgba(255,213,137,0.4);
  border-radius: 999px;
  color: #171006;
  background: var(--gold);
  box-shadow: 0 0 34px rgba(255,213,137,0.2);
  font-size: 13px;
  font-weight: 850;
  text-decoration: none;
}

@media (max-width: 1060px) {
  .product-header nav {
    display: none;
  }

  .feature-grid,
  .custom-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .gallery,
  .download-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .product-header {
    padding: 14px 16px;
  }

  .brand-link img {
    width: 64px;
    height: 64px;
  }

  .brand-link {
    font-size: 22px;
  }

  .hero,
  .section {
    padding-left: 16px;
    padding-right: 16px;
  }

  .claim-strip {
    margin-left: 16px;
    margin-right: 16px;
  }

  .feature-grid,
  .custom-grid {
    grid-template-columns: 1fr;
  }

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