:root {
  --sp-primary-600: #4a5cff;
  --sp-primary-700: #3d4ee6;
  --sp-accent: #00d4aa;
  --sp-page: #0b0d12;
  --sp-surface: #141821;
  --sp-surface-elevated: #1a1f2c;
  --sp-border: rgba(255, 255, 255, 0.09);
  --sp-text: #f3f4f8;
  --sp-text-muted: #a8b0c2;
  --sp-font: "Segoe UI", system-ui, -apple-system, sans-serif;
  --wrap: min(72rem, calc(100% - 2rem));
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--sp-font);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--sp-text);
  background:
    radial-gradient(900px 480px at 8% -8%, rgba(74, 92, 255, 0.28), transparent 55%),
    radial-gradient(700px 420px at 92% 4%, rgba(0, 212, 170, 0.14), transparent 50%),
    var(--sp-page);
}

a {
  color: #9aa8ff;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: #c5cdff;
}

a:focus-visible,
.brand:focus-visible,
.nav a:focus-visible {
  outline: 2px solid var(--sp-accent);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--sp-accent);
  color: #041018;
  padding: 0.5rem 0.75rem;
  border-radius: 0.4rem;
  z-index: 20;
}

.skip-link:focus {
  top: 1rem;
}

.wrap {
  width: var(--wrap);
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(10px);
  background: rgba(11, 13, 18, 0.88);
  border-bottom: 1px solid var(--sp-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 3.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--sp-text);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -0.02em;
  min-width: 0;
}

.brand-logo {
  flex: 0 0 auto;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.45rem;
  object-fit: cover;
  background: #000;
}

.brand-name {
  font-size: 1.05rem;
  white-space: nowrap;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav {
  display: flex;
  flex-wrap: nowrap;
  gap: 1rem;
  flex: 0 0 auto;
}

.lang-picker-wrap {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.82rem;
  color: var(--sp-text-muted);
}

.lang-picker-label {
  white-space: nowrap;
}

.lang-picker {
  font: inherit;
  font-size: 0.82rem;
  color: var(--sp-text);
  background: var(--sp-surface-elevated);
  border: 1px solid var(--sp-border);
  border-radius: 0.45rem;
  padding: 0.35rem 0.5rem;
  max-width: 11rem;
}

.lang-picker:focus-visible {
  outline: 2px solid var(--sp-accent);
  outline-offset: 2px;
}

.nav a {
  color: var(--sp-text-muted);
  text-decoration: none;
  font-size: 0.92rem;
}

.nav a:hover {
  color: var(--sp-text);
}

.hero {
  padding: clamp(2.75rem, 7vw, 5.5rem) 0 clamp(2.5rem, 6vw, 4.5rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.9fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: center;
}

.hero-copy {
  max-width: 40rem;
}

.eyebrow {
  margin: 0 0 0.85rem;
  color: var(--sp-accent);
  font-size: 0.82rem;
  font-weight: 650;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(1.85rem, 4.4vw, 3.1rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
}

.lede {
  margin: 1.1rem 0 0;
  color: var(--sp-text-muted);
  font-size: 1.1rem;
  max-width: 36rem;
}

.hero-panel {
  display: grid;
  place-items: center;
  min-height: clamp(12rem, 28vw, 18rem);
  padding: clamp(1rem, 3vw, 1.75rem);
  border-radius: 1.25rem;
  border: 1px solid var(--sp-border);
  background:
    radial-gradient(circle at 50% 45%, rgba(74, 92, 255, 0.22), transparent 62%),
    #000;
  overflow: hidden;
}

.hero-logo {
  display: block;
  width: min(100%, 22rem);
  height: auto;
  border-radius: 0.75rem;
}

.hero-logo-icon {
  width: min(72%, 16rem);
  border-radius: 1rem;
  object-fit: contain;
}

.section {
  padding: clamp(2.25rem, 5vw, 3.75rem) 0;
}

.section-alt {
  background: rgba(20, 24, 33, 0.78);
  border-block: 1px solid var(--sp-border);
}

.section h2 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.35rem, 2.8vw, 1.8rem);
  letter-spacing: -0.02em;
}

.section-lead {
  margin: 0 0 1.5rem;
  color: var(--sp-text-muted);
  max-width: 46rem;
}

.principles {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.principles li {
  background: rgba(26, 31, 44, 0.7);
  border: 1px solid var(--sp-border);
  border-radius: 0.9rem;
  padding: 1rem 1.1rem;
}

.principles h3 {
  margin: 0 0 0.4rem;
  font-size: 1rem;
  color: var(--sp-text);
}

.principles p {
  margin: 0;
  color: var(--sp-text-muted);
  font-size: 0.95rem;
}

.privacy-note {
  margin: 1.25rem 0 0;
  color: var(--sp-text-muted);
  font-size: 0.9rem;
}

.product {
  display: grid;
  grid-template-columns: minmax(0, 14rem) minmax(0, 1fr);
  gap: 1.35rem;
  align-items: center;
  max-width: 48rem;
  padding: 1.2rem;
  border-radius: 1.1rem;
  border: 1px solid rgba(74, 92, 255, 0.28);
  background:
    linear-gradient(135deg, rgba(74, 92, 255, 0.12), transparent 42%),
    var(--sp-surface-elevated);
}

.product-logo {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 0.85rem;
  background: #000;
}

.product-badge {
  display: inline-block;
  margin: 0 0 0.45rem;
  padding: 0.18rem 0.55rem;
  border-radius: 999px;
  border: 1px solid rgba(0, 212, 170, 0.35);
  color: var(--sp-accent);
  font-size: 0.75rem;
  font-weight: 650;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.product h3 {
  margin: 0 0 0.55rem;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.product p:last-child {
  margin: 0;
  color: var(--sp-text-muted);
}

.site-footer {
  padding: 2.25rem 0 2.75rem;
  border-top: 1px solid var(--sp-border);
}

.footer-inner p {
  margin: 0 0 0.35rem;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
}

.footer-brand img {
  width: 2rem;
  height: 2rem;
  border-radius: 0.4rem;
  object-fit: cover;
  background: #000;
}

.muted {
  color: var(--sp-text-muted);
  font-size: 0.92rem;
}

.contact-list {
  margin: 0;
  display: grid;
  gap: 1rem;
  max-width: 28rem;
}

.contact-list dt {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 650;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--sp-accent);
}

.contact-list dd {
  margin: 0.25rem 0 0;
  font-size: 1.05rem;
}

.footer-meta {
  margin-top: 0.5rem;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    min-height: 11rem;
    order: -1;
  }

  .principles {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  :root {
    --wrap: min(72rem, calc(100% - 1.25rem));
  }

  .header-inner {
    min-height: 3.1rem;
    gap: 0.75rem;
  }

  .brand-name {
    font-size: 0.98rem;
  }

  .nav {
    gap: 0.85rem;
  }

  .nav a {
    font-size: 0.88rem;
  }

  .product {
    grid-template-columns: 1fr;
  }

  .product-logo {
    max-width: 18rem;
  }
}