/* ============================================================
   CYBERPUNK DESIGN SYSTEM — animations.css
   Animations & Effects
   ============================================================ */

@import './variables.css';

/* ============================================================
   GLITCH EFFECT
   ============================================================ */

.glitch {
  position: relative;
  display: inline-block;
}

.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.8;
}

.glitch::before {
  color: var(--color-cyan);
  animation: glitch-1 2s infinite linear alternate-reverse;
  clip-path: polygon(0 0, 100% 0, 100% 35%, 0 35%);
}

.glitch::after {
  color: var(--color-magenta);
  animation: glitch-2 3s infinite linear alternate-reverse;
  clip-path: polygon(0 65%, 100% 65%, 100% 100%, 0 100%);
}

@keyframes glitch-1 {
  0%, 100% { transform: translate(0); }
  20% { transform: translate(-3px, 3px); }
  40% { transform: translate(-3px, -3px); }
  60% { transform: translate(3px, 3px); }
  80% { transform: translate(3px, -3px); }
}

@keyframes glitch-2 {
  0%, 100% { transform: translate(0); }
  20% { transform: translate(3px, -3px); }
  40% { transform: translate(3px, 3px); }
  60% { transform: translate(-3px, -3px); }
  80% { transform: translate(-3px, 3px); }
}

/* ============================================================
   NEON FLICKER
   ============================================================ */

.flicker {
  animation: flicker 3s infinite;
}

@keyframes flicker {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.95; }
  52% { opacity: 0.5; }
  54% { opacity: 0.95; }
  90% { opacity: 1; }
  92% { opacity: 0.3; }
  94% { opacity: 1; }
}

/* ============================================================
   PULSE GLOW
   ============================================================ */

.pulse-glow {
  animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% {
    box-shadow: 0 0 10px var(--color-cyan-glow-strong),
                0 0 20px var(--color-cyan-glow);
  }
  50% {
    box-shadow: 0 0 20px var(--color-cyan-glow-strong),
                0 0 40px var(--color-cyan-glow),
                0 0 60px rgba(0, 240, 255, 0.1);
  }
}

/* ============================================================
   SCANLINE
   ============================================================ */

.scanline::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(180deg, transparent, var(--color-cyan-glow-strong), transparent);
  animation: scanline 4s linear infinite;
}

@keyframes scanline {
  0% { top: -10%; }
  100% { top: 110%; }
}

/* ============================================================
   FLOATING
   ============================================================ */

.float {
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

/* ============================================================
   FADE IN UP
   ============================================================ */

.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease forwards;
}

@keyframes fadeInUp {
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   TYPING
   ============================================================ */

.typing {
  overflow: hidden;
  white-space: nowrap;
  border-right: 2px solid var(--color-cyan);
  animation: typing 3s steps(40, end), blink-caret 0.75s step-end infinite;
}

@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}

@keyframes blink-caret {
  from, to { border-color: transparent; }
  50% { border-color: var(--color-cyan); }
}

/* ============================================================
   ROTATE
   ============================================================ */

.rotate-slow {
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ============================================================
   SHAKE
   ============================================================ */

.shake {
  animation: shake 0.5s cubic-bezier(0.36, 0.07, 0.19, 0.97) both;
}

@keyframes shake {
  10%, 90% { transform: translate3d(-1px, 0, 0); }
  20%, 80% { transform: translate3d(2px, 0, 0); }
  30%, 50%, 70% { transform: translate3d(-4px, 0, 0); }
  40%, 60% { transform: translate3d(4px, 0, 0); }
}