:root {
  --bg: #000000;
  --text: #ffffff;
  --cyan: #00f0ff;
  --cyan-soft: rgba(0, 240, 255, 0.55);
  --cyan-strong: rgba(0, 240, 255, 0.95);
  --max: 28rem;
  --pad: 1.25rem;
}

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(ellipse 120% 60% at 50% -10%, rgba(0, 240, 255, 0.08), transparent 55%),
    radial-gradient(ellipse 80% 40% at 50% 100%, rgba(0, 80, 120, 0.12), transparent 50%),
    var(--bg);
  color: var(--text);
  font-family: "Rajdhani", sans-serif;
  font-weight: 500;
  line-height: 1.45;
}

.page {
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: 2rem var(--pad) 3rem;
  text-align: center;
}

.brand {
  margin: 0 0 1.35rem;
  font-family: "Orbitron", sans-serif;
  font-size: clamp(1.65rem, 7.5vw, 2.35rem);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #fff;
  text-shadow:
    0 0 6px var(--cyan),
    0 0 14px var(--cyan),
    0 0 28px var(--cyan-soft),
    0 0 48px rgba(0, 240, 255, 0.35);
  animation: brand-pulse 3.2s ease-in-out infinite;
}

.avatar-wrap {
  width: min(42vw, 9.5rem);
  aspect-ratio: 1;
  margin: 0 auto 1.75rem;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--cyan);
  box-shadow:
    0 0 10px var(--cyan-soft),
    0 0 24px rgba(0, 240, 255, 0.25);
}

.avatar {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 28%;
}

.links {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin: 0 0 1.75rem;
}

.btn {
  display: block;
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1.5px solid var(--cyan);
  border-radius: 0;
  background: transparent;
  color: #fff;
  font-family: "Orbitron", sans-serif;
  font-size: clamp(0.72rem, 3.4vw, 0.88rem);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-decoration: none;
  text-transform: uppercase;
  box-shadow:
    0 0 6px var(--cyan-soft),
    0 0 14px rgba(0, 240, 255, 0.2),
    inset 0 0 12px rgba(0, 240, 255, 0.04);
  transition:
    background 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.15s ease,
    color 0.2s ease;
}

.btn:hover,
.btn:focus-visible {
  background: rgba(0, 240, 255, 0.1);
  box-shadow:
    0 0 10px var(--cyan),
    0 0 22px var(--cyan-soft),
    inset 0 0 16px rgba(0, 240, 255, 0.08);
  outline: none;
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn--primary {
  box-shadow:
    0 0 10px var(--cyan),
    0 0 22px var(--cyan-strong),
    0 0 40px rgba(0, 240, 255, 0.45),
    inset 0 0 18px rgba(0, 240, 255, 0.08);
  animation: of-glow 2.4s ease-in-out infinite;
}

.btn--primary:hover,
.btn--primary:focus-visible {
  box-shadow:
    0 0 14px var(--cyan),
    0 0 32px var(--cyan-strong),
    0 0 52px rgba(0, 240, 255, 0.55),
    inset 0 0 20px rgba(0, 240, 255, 0.12);
}

.bio {
  margin: 0 auto;
  max-width: 26rem;
  font-family: "Rajdhani", sans-serif;
  font-size: clamp(0.95rem, 3.8vw, 1.05rem);
  font-weight: 500;
  letter-spacing: 0.01em;
  color: rgba(255, 255, 255, 0.92);
}

@media (min-width: 640px) {
  .page {
    padding-top: 2.75rem;
  }

  .avatar-wrap {
    width: 10.5rem;
  }

  .btn {
    padding: 0.95rem 1.1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .brand,
  .btn--primary {
    animation: none;
  }
}

@keyframes brand-pulse {
  0%,
  100% {
    text-shadow:
      0 0 6px var(--cyan),
      0 0 14px var(--cyan),
      0 0 28px var(--cyan-soft),
      0 0 48px rgba(0, 240, 255, 0.35);
  }
  50% {
    text-shadow:
      0 0 8px var(--cyan),
      0 0 18px var(--cyan),
      0 0 36px var(--cyan),
      0 0 60px rgba(0, 240, 255, 0.5);
  }
}

@keyframes of-glow {
  0%,
  100% {
    box-shadow:
      0 0 10px var(--cyan),
      0 0 22px var(--cyan-strong),
      0 0 40px rgba(0, 240, 255, 0.45),
      inset 0 0 18px rgba(0, 240, 255, 0.08);
  }
  50% {
    box-shadow:
      0 0 14px var(--cyan),
      0 0 30px var(--cyan),
      0 0 52px rgba(0, 240, 255, 0.65),
      inset 0 0 22px rgba(0, 240, 255, 0.12);
  }
}