:root {
  --bg: #05060a;
  --surface: rgba(255, 255, 255, 0.06);
  --surface-strong: rgba(255, 255, 255, 0.09);
  --border: rgba(255, 255, 255, 0.12);
  --text: #f4f7fb;
  --muted: #aab5c6;
  --accent: #80b8ff;
  --accent-2: #9c7cff;
  --glow: radial-gradient(circle at top, rgba(128, 184, 255, 0.24), transparent 45%), radial-gradient(circle at right, rgba(156, 124, 255, 0.18), transparent 34%);
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
  --radius-xl: 30px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --max: 1220px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(117, 178, 255, 0.14), transparent 28%),
    radial-gradient(circle at 85% 15%, rgba(162, 107, 255, 0.12), transparent 22%),
    linear-gradient(180deg, #06070b 0%, #0a0d13 100%);
  color: var(--text);
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.site-shell {
  width: min(calc(100% - 32px), var(--max));
  margin: 0 auto;
  padding-bottom: 72px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 40;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 0;
  backdrop-filter: blur(20px);
  background: linear-gradient(180deg, rgba(5, 6, 10, 0.86), rgba(5, 6, 10, 0.48));
}

.brand-word {
  display: inline-flex;
  align-items: center;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.brand-n {
  color: var(--accent);
  text-shadow: 0 0 18px rgba(128, 184, 255, 0.55);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav {
  display: flex;
  gap: 18px;
  font-size: 0.95rem;
  color: var(--muted);
}

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

.language-switcher {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
}

.lang-button {
  width: 34px;
  height: 34px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  cursor: pointer;
  font-size: 1.05rem;
  line-height: 1;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.lang-button:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.08);
}

.lang-button.is-active {
  border-color: rgba(152, 192, 255, 0.52);
  background: rgba(128, 184, 255, 0.14);
}

.section {
  padding: 54px 0;
}

.hero {
  padding-top: 72px;
}

.eyebrow {
  color: #98c0ff;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

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

h1 {
  font-size: clamp(2.8rem, 6vw, 5.9rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
  max-width: 980px;
}

.lead {
  margin-top: 24px;
  max-width: 840px;
  font-size: clamp(1.05rem, 1.7vw, 1.35rem);
  line-height: 1.7;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 600;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.button:hover { transform: translateY(-1px); }
.button-primary {
  background: linear-gradient(135deg, #dceaff, #8cbcff 48%, #8e83ff);
  color: #08101f;
}
.button-secondary {
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 42px;
}

.glow-card, .manifesto-card, .product-card, .principles-panel, .contact-card {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.035));
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 24px;
  border-radius: var(--radius-xl);
  position: relative;
  overflow: hidden;
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--glow);
  pointer-events: none;
}

.hero-card > * { position: relative; z-index: 1; }
.kicker {
  display: inline-block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: #9fb7d8;
  margin-bottom: 14px;
}
.hero-card h2 {
  font-size: 1.6rem;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}
.hero-card p { color: var(--muted); line-height: 1.65; }
.accent-card span { color: #9cc8ff; }

.split-section {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 28px;
  align-items: start;
}

.split-section h2,
.section-head h2,
.contact-copy h2 {
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.split-copy {
  display: grid;
  gap: 18px;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.8;
}

.manifesto-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.manifesto-card {
  border-radius: var(--radius-lg);
  padding: 26px;
}

.manifesto-card span {
  display: inline-flex;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  color: #98c0ff;
  margin-bottom: 18px;
  font-weight: 700;
}

.manifesto-card h3,
.product-card h3,
.principles-panel h3 {
  font-size: 1.35rem;
  letter-spacing: -0.03em;
  margin-bottom: 10px;
}

.manifesto-card p,
.product-card p,
.principles-panel p,
.section-head p,
.contact-copy p {
  color: var(--muted);
  line-height: 1.72;
}

.section-head {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 26px;
  align-items: end;
  margin-bottom: 24px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.product-card {
  padding: 24px;
  border-radius: var(--radius-xl);
  transition: transform 0.22s ease, border-color 0.22s ease;
  overflow: hidden;
}

.product-card:hover {
  transform: translateY(-3px);
  border-color: rgba(152, 192, 255, 0.28);
}

.product-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 16px;
}

.product-shot {
  margin: 0 0 20px;
  border-radius: 22px;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background:
    radial-gradient(circle at top, rgba(128, 184, 255, 0.16), transparent 42%),
    rgba(255, 255, 255, 0.04);
}

.product-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.5s ease;
}

.product-card:hover .product-shot img {
  transform: scale(1.025);
}

.product-badge,
.product-link {
  font-size: 0.82rem;
  color: #9db6d5;
}

.principles-layout {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 18px;
}

.principles-stack {
  display: grid;
  gap: 18px;
}

.principles-panel {
  border-radius: var(--radius-xl);
  padding: 26px;
}

.large-panel {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background:
    radial-gradient(circle at 20% 15%, rgba(130, 180, 255, 0.20), transparent 28%),
    linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04));
}

.quote-section {
  padding-top: 16px;
  padding-bottom: 16px;
}

blockquote {
  margin: 0;
  padding: 28px 30px;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(152, 192, 255, 0.18);
  background: linear-gradient(90deg, rgba(128,184,255,0.08), rgba(156,124,255,0.08));
}

blockquote p {
  font-size: clamp(1.35rem, 3vw, 2.2rem);
  line-height: 1.25;
  letter-spacing: -0.03em;
}

.contact-section {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 24px;
  align-items: center;
}

.contact-card {
  border-radius: 32px;
  overflow: hidden;
  position: relative;
}

.contact-card img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
}

.contact-meta {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 18px;
  display: grid;
  gap: 4px;
  padding: 16px 18px;
  border-radius: 20px;
  background: rgba(5, 6, 10, 0.58);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(18px);
}

.contact-meta span { color: #bfd0e9; }

.imprint {
  display: grid;
  gap: 6px;
  margin-top: 24px;
  padding: 20px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--muted);
  font-style: normal;
  line-height: 1.55;
}

.imprint strong { color: var(--text); }
.imprint a { color: #b9d6ff; }
.imprint a:hover { color: var(--text); }

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

@media (max-width: 1024px) {
  .hero-grid,
  .manifesto-grid,
  .product-grid,
  .split-section,
  .section-head,
  .principles-layout,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-direction: column;
    gap: 14px;
  }

  .header-actions {
    flex-direction: column;
    gap: 12px;
  }

  .nav {
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 680px) {
  .site-shell {
    width: min(calc(100% - 22px), var(--max));
  }

  .section { padding: 38px 0; }
  .hero { padding-top: 42px; }
  .hero-actions { flex-direction: column; }
  .button { width: 100%; }
  .hero-card, .manifesto-card, .product-card, .principles-panel { padding: 20px; }
  .contact-card img { min-height: 320px; }
}