:root {
  --bg: #05070c;
  --fg: #eef3fa;
  --mute: #8b96a8;
  --cyan: #5ec8ff;
  --amber: #e0b35a;
  --line: rgba(94, 200, 255, 0.16);
  --font-d: "Instrument Serif", Georgia, serif;
  --font-b: "Syne", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--fg);
  background: var(--bg);
  font-family: var(--font-b);
  font-weight: 400;
  line-height: 1.55;
  overflow-x: hidden;
}

.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 50;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}
.orb-a {
  width: 42vw;
  height: 42vw;
  top: -10%;
  right: -8%;
  background: rgba(94, 200, 255, 0.14);
  animation: float 14s ease-in-out infinite alternate;
}
.orb-b {
  width: 36vw;
  height: 36vw;
  bottom: 5%;
  left: -10%;
  background: rgba(224, 179, 90, 0.1);
  animation: float 18s ease-in-out infinite alternate-reverse;
}
@keyframes float {
  from { transform: translate(0, 0); }
  to { transform: translate(3%, 4%); }
}

.topnav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  background: rgba(5, 7, 12, 0.7);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}
.topnav.scrolled { border-bottom-color: var(--line); }

.mark {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--fg);
  font-weight: 700;
  letter-spacing: 0.2em;
  font-size: 0.85rem;
}
.mark img { border-radius: 8px; }

.topnav nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.2rem;
}
.topnav nav a {
  color: var(--mute);
  text-decoration: none;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 500;
}
.topnav nav a:hover { color: var(--cyan); }

.hero {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 2rem;
  align-items: center;
  padding: 7rem 4vw 4rem;
  max-width: 1280px;
  margin: 0 auto;
}

.kicker {
  margin: 0 0 1rem;
  color: var(--cyan);
  font-size: 0.72rem;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  font-weight: 600;
}

.brand {
  margin: 0;
  font-family: var(--font-d);
  font-size: clamp(4.5rem, 12vw, 8rem);
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 0.9;
}

.tagline {
  margin: 1.25rem 0 0;
  font-family: var(--font-d);
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 400;
  line-height: 1.2;
}
.tagline em {
  font-style: italic;
  color: var(--amber);
}

.hero-sub {
  margin: 1.25rem 0 0;
  max-width: 32rem;
  color: var(--mute);
  font-size: 1.02rem;
  font-weight: 400;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  padding: 0.95rem 1.4rem;
  text-decoration: none;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
  border-radius: 999px;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}
.btn.solid {
  background: var(--cyan);
  color: #041018;
}
.btn.solid:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(94, 200, 255, 0.35);
}
.btn.line {
  border: 1px solid var(--line);
  color: var(--fg);
  background: rgba(255,255,255,0.03);
}
.btn.line:hover { border-color: var(--cyan); }

.hero-stage { position: relative; }
.hero-frame {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 40px 100px rgba(0,0,0,0.55);
  aspect-ratio: 16/11;
}
.hero-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(1.1) contrast(1.05);
}
.scan {
  position: absolute;
  left: 0;
  right: 0;
  height: 28%;
  background: linear-gradient(transparent, rgba(94, 200, 255, 0.12), transparent);
  animation: scan 5.5s ease-in-out infinite;
}
@keyframes scan {
  0% { top: -30%; }
  100% { top: 100%; }
}

.block {
  position: relative;
  z-index: 1;
  max-width: 1120px;
  margin: 0 auto;
  padding: 5.5rem 4vw;
  border-top: 1px solid var(--line);
}

.block-head {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.block-head span {
  color: var(--cyan);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  font-weight: 600;
}
.block-head h2 {
  margin: 0;
  font-family: var(--font-d);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
}

.big {
  font-family: var(--font-d);
  font-size: clamp(1.45rem, 2.8vw, 2rem);
  line-height: 1.35;
  margin: 0 0 1.5rem;
}

.lead, .fine {
  color: var(--mute);
  max-width: 40rem;
}
.fine { font-size: 0.9rem; margin-top: 1rem; }

.split {
  display: grid;
  grid-template-columns: 1.3fr 0.9fr;
  gap: 2rem;
  align-items: start;
}

.ticks {
  margin: 0;
  padding: 0;
  list-style: none;
}
.ticks li {
  padding: 0.85rem 0;
  border-top: 1px solid var(--line);
  color: var(--mute);
}
.ticks li:last-child { border-bottom: 1px solid var(--line); }
.ticks strong { color: var(--fg); font-weight: 600; }

.glass {
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 1.5rem;
  background: linear-gradient(160deg, rgba(30, 40, 60, 0.65), rgba(10, 14, 22, 0.8));
  backdrop-filter: blur(12px);
}
.glass-label {
  margin: 0 0 0.75rem;
  color: var(--amber);
  font-size: 0.7rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-weight: 600;
}
.glass p { margin: 0 0 0.75rem; color: var(--mute); }
.glass p:last-child { margin-bottom: 0; }

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 2rem 0 2.5rem;
}
.metrics article {
  border-radius: 18px;
  padding: 1.5rem;
  border: 1px solid var(--line);
  background: rgba(12, 16, 26, 0.85);
}
.metrics strong {
  display: block;
  font-family: var(--font-d);
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  color: var(--amber);
  margin-bottom: 0.4rem;
}
.metrics span { color: var(--mute); font-size: 0.92rem; }

.constellation {
  height: 280px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: radial-gradient(ellipse at center, rgba(94, 200, 255, 0.08), transparent 60%), #080b12;
  position: relative;
  overflow: hidden;
}

.world-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}
.world-card {
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #0a0e16;
  transition: transform 0.35s ease, border-color 0.35s;
}
.world-card:hover {
  transform: translateY(-6px);
  border-color: rgba(94, 200, 255, 0.4);
}
.world-card img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  display: block;
}
.world-card div { padding: 1.1rem 1.15rem 1.35rem; }
.world-card h3 {
  margin: 0 0 0.4rem;
  font-family: var(--font-d);
  font-size: 1.55rem;
  font-weight: 400;
}
.world-card p {
  margin: 0;
  color: var(--mute);
  font-size: 0.9rem;
}

.pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.pillars > div {
  padding: 1.4rem;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(12, 16, 26, 0.9);
}
.pillars h3 {
  margin: 0 0 0.6rem;
  font-family: var(--font-d);
  font-size: 1.6rem;
  color: var(--cyan);
  font-weight: 400;
}
.pillars p { margin: 0; color: var(--mute); }

.contact .mail {
  display: inline-block;
  margin-top: 1.5rem;
  font-family: var(--font-d);
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  color: var(--cyan);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.contact .mail:hover { border-bottom-color: var(--cyan); }

.site-foot {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 1rem;
  align-items: center;
  padding: 2rem 4vw 2.5rem;
  border-top: 1px solid var(--line);
  max-width: 1120px;
  margin: 0 auto;
}
.site-foot img { border-radius: 8px; }
.site-foot strong {
  display: block;
  letter-spacing: 0.2em;
  font-size: 0.8rem;
}
.site-foot p {
  margin: 0.25rem 0 0;
  color: var(--mute);
  font-size: 0.85rem;
}

@media (max-width: 960px) {
  .hero, .split, .metrics, .world-grid, .pillars {
    grid-template-columns: 1fr;
  }
  .hero { min-height: auto; padding-top: 6rem; }
  .topnav nav { display: none; }
}