* {
  box-sizing: border-box;
}

:root {
  --bg-1: #02040a;
  --bg-2: #040814;
  --bg-3: #07101d;
  --bg-4: #081426;
  --bg-5: #03060c;

  --text-main: rgba(239, 248, 255, 0.96);
  --text-soft: rgba(196, 228, 255, 0.78);
  --text-tag: rgba(148, 215, 255, 0.92);
  --border-soft: rgba(106, 193, 255, 0.22);
}

html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  min-height: 100%;
  background: #03060d;
  overflow: hidden;
}

body {
  font-family: Inter, Arial, sans-serif;
}

.banner {
  position: relative;
  width: 100%;
  min-height: 100svh;
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 16%, rgba(72, 149, 255, 0.16), transparent 20%),
    radial-gradient(circle at 82% 24%, rgba(0, 198, 255, 0.14), transparent 18%),
    radial-gradient(circle at 55% 75%, rgba(30, 94, 202, 0.10), transparent 22%),
    linear-gradient(135deg, var(--bg-1) 0%, var(--bg-2) 24%, var(--bg-3) 48%, var(--bg-4) 72%, var(--bg-5) 100%);
}

.banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(94, 180, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(94, 180, 255, 0.04) 1px, transparent 1px);
  background-size: 44px 44px;
  opacity: 0.18;
  mask-image: radial-gradient(circle at center, black 35%, transparent 88%);
  pointer-events: none;
  z-index: 1;
}

.banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at center, transparent 40%, rgba(0, 0, 0, 0.56) 100%),
    linear-gradient(to bottom, rgba(255,255,255,0.02), rgba(255,255,255,0)),
    radial-gradient(circle at 50% 50%, rgba(52, 120, 255, 0.04), transparent 30%);
  pointer-events: none;
  z-index: 3;
}

#scene {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  z-index: 2;
}

.overlay {
  position: absolute;
  z-index: 4;
  top: min(6vh, 52px);
  left: min(6vw, 72px);
  max-width: 720px;
  padding-right: 20px;
  pointer-events: none;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  padding: 10px 14px;
  border: 1px solid var(--border-soft);
  border-radius: 999px;
  background: rgba(9, 21, 39, 0.46);
  backdrop-filter: blur(12px);
  color: var(--text-tag);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  box-shadow: 0 0 28px rgba(42, 145, 255, 0.08);
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #7fe6ff;
  box-shadow: 0 0 14px #7fe6ff;
}

.overlay h1 {
  margin: 0;
  color: var(--text-main);
  font-size: clamp(2.2rem, 5.8vw, 5.2rem);
  line-height: 0.98;
  letter-spacing: -0.035em;
  font-weight: 600;
  text-shadow:
    0 8px 30px rgba(0, 0, 0, 0.45),
    0 0 30px rgba(60, 156, 255, 0.10);
}

.overlay p {
  margin: 20px 0 0;
  max-width: 620px;
  color: var(--text-soft);
  font-size: clamp(1rem, 1.8vw, 1.22rem);
  line-height: 1.75;
  text-shadow: 0 4px 18px rgba(0, 0, 0, 0.35);
}

@media (max-width: 991px) {
  .banner {
    min-height: 78svh;
  }

  .overlay {
    top: 30px;
    left: 28px;
    right: 28px;
    max-width: 100%;
  }
}

@media (max-width: 767px) {
  .banner {
    min-height: min(760px, 100svh);
    background:
      radial-gradient(circle at 20% 14%, rgba(62, 118, 225, 0.15), transparent 25%),
      radial-gradient(circle at 84% 18%, rgba(0, 186, 255, 0.12), transparent 22%),
      linear-gradient(145deg, #02040a 0%, #050913 32%, #07101b 60%, #02050b 100%);
  }

  .overlay {
    top: 20px;
    left: 20px;
    right: 20px;
    padding-right: 0;
  }

  .eyebrow {
    margin-bottom: 14px;
    font-size: 10px;
    letter-spacing: 0.18em;
  }

  .overlay h1 {
    font-size: clamp(1.7rem, 9vw, 3rem);
    line-height: 1.04;
  }

  .overlay p {
    margin-top: 14px;
    font-size: 0.95rem;
    line-height: 1.65;
  }
}

@media (max-width: 480px) {
  .overlay {
    top: 16px;
    left: 16px;
    right: 16px;
  }

  .overlay h1 {
    font-size: clamp(1.55rem, 8vw, 2.3rem);
  }

  .overlay p {
    font-size: 0.9rem;
  }
}