/* ─────────────────────────────────────────
   animations.css — Hidden in Numbers
   Keyframes, transitions, scroll reveal
───────────────────────────────────────── */

/* ════════════════════════════════════════
   KEYFRAMES
════════════════════════════════════════ */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes fadeDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes blink {
  50% { opacity: 0; }
}

@keyframes scrollPulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

@keyframes glitch {
  0%   { clip-path: inset(0 0 98% 0); transform: translate(-2px, 0); }
  10%  { clip-path: inset(30% 0 50% 0); transform: translate(2px, 0); }
  20%  { clip-path: inset(60% 0 20% 0); transform: translate(-1px, 0); }
  30%  { clip-path: inset(10% 0 80% 0); transform: translate(3px, 0); }
  40%  { clip-path: inset(80% 0 5% 0); transform: translate(-2px, 0); }
  50%  { clip-path: inset(45% 0 40% 0); transform: translate(1px, 0); }
  60%  { clip-path: inset(20% 0 70% 0); transform: translate(-3px, 0); }
  70%  { clip-path: inset(70% 0 15% 0); transform: translate(2px, 0); }
  80%  { clip-path: inset(5% 0 90% 0); transform: translate(-1px, 0); }
  90%  { clip-path: inset(55% 0 30% 0); transform: translate(1px, 0); }
  100% { clip-path: inset(0 0 98% 0); transform: translate(0, 0); }
}

@keyframes scanLine {
  0%   { transform: translateY(-100%); }
  100% { transform: translateY(100vh); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.5; }
}

/* ════════════════════════════════════════
   SCROLL REVEAL SYSTEM
════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.8s var(--ease),
    transform 0.8s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays */
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.35s; }
.reveal-delay-4 { transition-delay: 0.5s; }

/* Reveal from left */
.reveal-left {
  opacity: 0;
  transform: translateX(-24px);
  transition:
    opacity 0.8s var(--ease),
    transform 0.8s var(--ease);
}
.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Reveal from right */
.reveal-right {
  opacity: 0;
  transform: translateX(24px);
  transition:
    opacity 0.8s var(--ease),
    transform 0.8s var(--ease);
}
.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* ════════════════════════════════════════
   HERO ENTRY ANIMATIONS
════════════════════════════════════════ */
.anim-fade-up-1 {
  opacity: 0;
  animation: fadeUp 0.8s 0.3s var(--ease) forwards;
}
.anim-fade-up-2 {
  opacity: 0;
  animation: fadeUp 1s 0.5s var(--ease) forwards;
}
.anim-fade-up-3 {
  opacity: 0;
  animation: fadeUp 0.8s 0.9s var(--ease) forwards;
}
.anim-fade-up-4 {
  opacity: 0;
  animation: fadeUp 0.8s 1.1s var(--ease) forwards;
}
.anim-fade-in-late {
  opacity: 0;
  animation: fadeIn 1s 1.5s forwards;
}

/* Blinking cursor */
.blink { animation: blink 1.2s step-end infinite; }