/* ═══════════════════════════════════════════════
   AETHEL AI — Custom Styles
   Supplements Tailwind CSS utility classes
   ═══════════════════════════════════════════════ */

/* ── Base ─────────────────────────────────────── */
::selection {
  background: rgba(0, 255, 157, 0.2);
  color: #fff;
}

::-moz-selection {
  background: rgba(0, 255, 157, 0.2);
  color: #fff;
}

html {
  scrollbar-width: thin;
  scrollbar-color: #1e1e2e #0a0a0f;
}

::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: #0a0a0f;
}

::-webkit-scrollbar-thumb {
  background: #1e1e2e;
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: #2a2a3e;
}

/* ── Log Line Animation ──────────────────────── */
.log-line {
  animation: fadeInLog 0.3s ease-out forwards;
  opacity: 0;
}

@keyframes fadeInLog {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Gradient Text Shimmer ───────────────────── */
@keyframes shimmer {
  0% {
    background-position: -200% center;
  }
  100% {
    background-position: 200% center;
  }
}

.text-shimmer {
  background-size: 200% auto;
  animation: shimmer 8s linear infinite;
}

/* ── Noise Grain Overlay ─────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0.015;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 256px 256px;
}

/* ── Fade-in on Scroll ───────────────────────── */
.fade-in-section {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-section.visible {
  opacity: 1;
  transform: translateY(0);
}