/* ============================================
   VERGIL — Animations & Effects
   ============================================ */

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 1s, transform 1s; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left { opacity: 0; transform: translateX(-60px); transition: opacity 1s, transform 1s; }
.reveal-left.visible { opacity: 1; transform: translateX(0); }
.reveal-right { opacity: 0; transform: translateX(60px); transition: opacity 1s, transform 1s; }
.reveal-right.visible { opacity: 1; transform: translateX(0); }
.reveal-scale { opacity: 0; transform: scale(0.85); transition: opacity 1s, transform 1s; }
.reveal-scale.visible { opacity: 1; transform: scale(1); }

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* ============================================
   KEYFRAMES
   ============================================ */
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.7; transform: scale(1.03); }
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}
@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(2deg); }
}
@keyframes glow-shift {
  0%, 100% { box-shadow: 0 0 20px rgba(0, 212, 255, 0.5); }
  50% { box-shadow: 0 0 40px rgba(123, 63, 255, 0.7); }
}
@keyframes shimmer {
  0% { background-position: -1000px 0; }
  100% { background-position: 1000px 0; }
}
@keyframes scan {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(100vh); }
}
@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}
@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}
@keyframes caret {
  0%, 100% { border-right-color: var(--v-electric); }
  50% { border-right-color: transparent; }
}

/* Floating particles bg */
.bg-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.bg-particles::before, .bg-particles::after {
  content: '';
  position: absolute;
  width: 300px; height: 300px;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.3;
  animation: float 8s ease-in-out infinite;
}
.bg-particles::before {
  background: var(--v-blue);
  top: 20%; left: 10%;
}
.bg-particles::after {
  background: var(--v-violet);
  bottom: 20%; right: 10%;
  animation-delay: -4s;
}

/* Scanning line effect */
.scan-line {
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent 0%, var(--v-electric) 50%, transparent 100%);
  box-shadow: 0 0 20px var(--v-electric);
  animation: scan 8s linear infinite;
  pointer-events: none;
  z-index: 1;
  opacity: 0.5;
}

/* Hover lift */
.hover-lift { transition: transform var(--t-med), box-shadow var(--t-med); }
.hover-lift:hover { transform: translateY(-5px); box-shadow: var(--glow-blue); }

/* Border animated */
.border-flow {
  position: relative;
}
.border-flow::before {
  content: '';
  position: absolute;
  inset: -1px;
  background: linear-gradient(45deg, var(--v-electric), var(--v-violet), var(--v-electric));
  background-size: 300% 300%;
  border-radius: inherit;
  z-index: -1;
  animation: gradient-flow 4s ease infinite;
}
@keyframes gradient-flow {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

/* Energy ring (loaders, accent) */
.energy-ring {
  width: 80px; height: 80px;
  border: 3px solid transparent;
  border-top-color: var(--v-electric);
  border-right-color: var(--v-violet);
  border-radius: 50%;
  animation: spin-slow 2s linear infinite;
}

/* Hexagon shape */
.hexagon {
  width: 60px; height: 60px;
  clip-path: polygon(25% 5%, 75% 5%, 100% 50%, 75% 95%, 25% 95%, 0% 50%);
  background: linear-gradient(135deg, var(--v-blue) 0%, var(--v-violet) 100%);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--glow-blue);
}

/* Typewriter */
.typewriter {
  overflow: hidden;
  border-right: 3px solid var(--v-electric);
  white-space: nowrap;
  letter-spacing: 0.15em;
  animation: typing 3.5s steps(40, end), caret 0.75s step-end infinite;
}

/* Underline glow */
.glow-underline {
  position: relative;
  display: inline-block;
}
.glow-underline::after {
  content: '';
  position: absolute;
  left: 0; bottom: -4px;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--v-electric), var(--v-violet));
  box-shadow: 0 0 10px var(--v-electric);
}

/* Quote box */
.quote {
  padding: 30px 40px;
  margin: 30px 0;
  border-left: 4px solid var(--v-electric);
  background: linear-gradient(90deg, rgba(0, 212, 255, 0.05) 0%, transparent 100%);
  font-style: italic;
  font-size: 18px;
  color: var(--v-silver);
  position: relative;
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
}
.quote::before {
  content: '"';
  position: absolute;
  top: -20px; left: 20px;
  font-family: var(--font-display);
  font-size: 80px;
  color: var(--v-electric);
  opacity: 0.3;
}
.quote cite {
  display: block;
  margin-top: 12px;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 3px;
  font-style: normal;
  color: var(--v-electric);
  text-transform: uppercase;
}

/* Particle floating dots (CSS-only) */
.dot {
  position: absolute;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--v-electric);
  box-shadow: 0 0 10px var(--v-electric);
  pointer-events: none;
  opacity: 0.6;
}

/* Loader screen (initial) */
.loader-screen {
  position: fixed;
  inset: 0;
  background: var(--v-deep);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 1s, visibility 1s;
}
.loader-screen.hidden { opacity: 0; visibility: hidden; }
.loader-katana {
  width: 200px; height: 4px;
  background: linear-gradient(90deg, transparent, var(--v-electric), var(--v-white), var(--v-electric), transparent);
  box-shadow: 0 0 30px var(--v-electric);
  position: relative;
  animation: glow-shift 1.5s ease-in-out infinite;
}
.loader-katana::before, .loader-katana::after {
  content: '';
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 30px; height: 30px;
  border: 2px solid var(--v-electric);
}
.loader-katana::before { left: -20px; border-radius: 50%; }
.loader-katana::after { right: -20px; transform: translateY(-50%) rotate(45deg); }
.loader-text {
  margin-top: 30px;
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 6px;
  color: var(--v-electric);
  text-transform: uppercase;
  animation: blink 1.5s infinite;
}

/* Mini-game canvas */
#game-canvas {
  display: block;
  margin: 0 auto;
  background: var(--v-shadow);
  border: 1px solid var(--v-electric);
  border-radius: var(--radius-lg);
  box-shadow: var(--glow-blue);
  max-width: 100%;
}
.game-hud {
  display: flex;
  justify-content: space-between;
  max-width: 800px;
  margin: 0 auto 20px;
  padding: 16px 24px;
  background: rgba(10, 14, 31, 0.8);
  border: 1px solid rgba(0, 212, 255, 0.3);
  border-radius: var(--radius);
}
.game-hud div {
  font-family: var(--font-mono);
  letter-spacing: 2px;
  color: var(--v-electric);
}
.game-hud span { color: var(--v-white); font-weight: 700; }