/* =========================================
   PRIYANSHU KUMAR — PORTFOLIO
   Animations & Keyframes
   ========================================= */

/* ---------- Entry animations ---------- */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes slideLeft {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ---------- Continuous animations ---------- */

/* Spinning conic ring on avatar */
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Gentle floating for avatar */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-14px); }
}

/* Blinking cursor */
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

/* Pulsing green dot */
@keyframes pulseDot {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(57, 255, 20, 0.5);
  }
  50% {
    box-shadow: 0 0 0 8px rgba(57, 255, 20, 0);
  }
}

/* Glitch effect on hover */
@keyframes glitch {
  0%, 100% { text-shadow: none; clip-path: none; }
  20% {
    text-shadow: 3px 0 #a855f7, -3px 0 #f472b6;
    clip-path: inset(10% 0 80% 0);
  }
  40% {
    text-shadow: -3px 0 #00f5ff, 3px 0 #a855f7;
    clip-path: inset(40% 0 40% 0);
  }
  60% {
    text-shadow: 2px 0 #f472b6, -2px 0 #00f5ff;
    clip-path: inset(80% 0 5% 0);
  }
  80% {
    text-shadow: none;
    clip-path: inset(0 0 0 0);
  }
}

.glitch:hover {
  animation: glitch 0.55s ease;
}

/* Shimmer sweep on skill tags */
@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position:  200% center; }
}

.skill-tag.shimmer {
  background-image: linear-gradient(
    90deg,
    rgba(0,245,255,0.04) 0%,
    rgba(0,245,255,0.15) 50%,
    rgba(0,245,255,0.04) 100%
  );
  background-size: 200% auto;
  animation: shimmer 1.6s linear;
}

/* Number count-up fade */
@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Scan line — decorative */
@keyframes scanLine {
  0%   { top: -4px; }
  100% { top: 100%; }
}

/* Border trace around cards on hover */
@keyframes borderTrace {
  from { stroke-dashoffset: 800; }
  to   { stroke-dashoffset: 0; }
}

/* Typewriter cursor blink (used in typing.js) */
.cursor {
  display: inline-block;
  color: var(--cyan);
  animation: blink 1s step-end infinite;
}

/* Stagger delay utilities */
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }
.stagger-5 { animation-delay: 0.5s; }
.stagger-6 { animation-delay: 0.6s; }