bloodspatter-js/src/bloodspatter.css

Blood effects library for web applications - realistic blood cells, drips, reveals, and animations

/* ================================
   BLOODSPATTER.JS LIBRARY v1.0
   ================================ */

/* BLOOD CELL EFFECTS */
.blood-cell {
  position: absolute;
  border-radius: 50%;
  z-index: 1;
  pointer-events: none;
}

.blood-cell-1 {
  width: 20px;
  height: 20px;
  background:
    radial-gradient(ellipse 6px 6px at center, #450000 0%, #650000 30%, transparent 45%),
    radial-gradient(ellipse 4px 4px at 40% 40%, rgba(0, 0, 0, 0.5) 25%, transparent 40%),
    radial-gradient(ellipse at center, #DC143C 25%, #B22222 45%, #8B0000 70%, #654321 100%);
  box-shadow:
    inset 0px 0px 6px rgba(0, 0, 0, 0.6),
    inset -3px -3px 6px rgba(0, 0, 0, 0.4),
    inset 2px 2px 4px rgba(220, 20, 60, 0.3),
    2px 2px 8px rgba(139, 0, 0, 0.4);
}

.blood-cell-2 {
  width: 16px;
  height: 16px;
  background:
    radial-gradient(ellipse 4px 4px at center, #350000 0%, #550000 35%, transparent 50%),
    radial-gradient(ellipse 3px 3px at 45% 35%, rgba(0, 0, 0, 0.4) 20%, transparent 35%),
    radial-gradient(ellipse at center, #B22222 20%, #DC143C 40%, #8B0000 65%, #654321 100%);
  box-shadow:
    inset 0px 0px 5px rgba(0, 0, 0, 0.6),
    inset -2px -2px 4px rgba(0, 0, 0, 0.5),
    inset 1px 1px 3px rgba(220, 20, 60, 0.4),
    1px 1px 6px rgba(139, 0, 0, 0.3);
}

.blood-cell-3 {
  width: 24px;
  height: 24px;
  background:
    radial-gradient(ellipse 7px 7px at center, #400000 0%, #600000 25%, transparent 40%),
    radial-gradient(ellipse 5px 5px at 35% 35%, rgba(0, 0, 0, 0.4) 30%, transparent 45%),
    radial-gradient(ellipse at center, #DC143C 30%, #B22222 50%, #8B0000 75%, #654321 100%);
  box-shadow:
    inset 0px 0px 7px rgba(0, 0, 0, 0.6),
    inset -4px -4px 6px rgba(0, 0, 0, 0.4),
    inset 3px 3px 5px rgba(220, 20, 60, 0.2),
    3px 3px 10px rgba(139, 0, 0, 0.5);
}

.blood-cell-4 {
  width: 18px;
  height: 18px;
  background:
    radial-gradient(ellipse 5px 5px at center, #300000 0%, #500000 30%, transparent 45%),
    radial-gradient(ellipse 3px 3px at 50% 35%, rgba(0, 0, 0, 0.4) 25%, transparent 40%),
    radial-gradient(ellipse at center, #B22222 25%, #DC143C 45%, #8B0000 70%, #5A1A1A 100%);
  box-shadow:
    inset 0px 0px 5px rgba(0, 0, 0, 0.6),
    inset -2px -2px 5px rgba(0, 0, 0, 0.5),
    inset 2px 2px 4px rgba(220, 20, 60, 0.3),
    2px 2px 7px rgba(139, 0, 0, 0.4);
}

/* BLOOD CELL ANIMATIONS - NOW MOVING DOWNWARD */
@keyframes bloodCellFloat {
  0% {
    opacity: 0;
    transform: translateY(-30px) scale(0.5) rotate(0deg);
  }

  20% {
    opacity: 0.9;
    transform: translateY(0px) scale(1) rotate(45deg);
  }

  80% {
    opacity: 0.9;
    transform: translateY(80px) scale(1) rotate(270deg);
  }

  100% {
    opacity: 0;
    transform: translateY(120px) scale(0.8) rotate(360deg);
  }
}

.blood-cell-animated {
  animation: bloodCellFloat 4s ease-in-out infinite;
}

/* BLOOD DRIP EFFECTS */
.blood-drip {
  position: absolute;
  width: 4px;
  height: 8px;
  background: linear-gradient(to bottom, #DC143C, #8B0000);
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  pointer-events: none;
  z-index: 100;
}

@keyframes bloodDrip {
  0% {
    transform: translateY(-20px) scale(0.3);
    opacity: 0;
  }

  20% {
    opacity: 1;
    transform: translateY(0px) scale(1);
  }

  100% {
    transform: translateY(200px) scale(0.8);
    opacity: 0;
  }
}

.blood-drip-animated {
  animation: bloodDrip 3s ease-in forwards;
}

/* BLOOD SMEAR HOVER EFFECT */
.blood-smear-hover {
  position: relative;
  transition: all 0.3s ease;
}

.blood-smear-hover::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 10px;
  width: 0;
  height: 6px;
  background: linear-gradient(90deg, #DC143C, #8B0000, transparent);
  transform: translateY(-50%) skew(-15deg);
  transition: width 0.8s ease-out;
  z-index: 1;
  pointer-events: none;
}

.blood-smear-hover:hover::before {
  width: 70%;
}

/* BLOOD REVEAL EFFECT WITH REAL TYPING */
.blood-reveal {
  position: relative;
  overflow: hidden;
}

.blood-reveal-text {
  color: #DC143C;
  position: relative;
  z-index: 2;
}

.blood-reveal-text.typing {
  color: #DC143C;
  text-shadow: 0 0 10px rgba(220, 20, 60, 0.5);
}

.blood-reveal-text.revealed {
  color: #DC143C;
  text-shadow: 0 0 10px rgba(220, 20, 60, 0.5);
}

/* Typing cursor effect */
.blood-reveal-text.typing::after {
  content: '|';
  animation: blink 1s infinite;
  color: #DC143C;
}

@keyframes blink {

  0%,
  50% {
    opacity: 1;
  }

  51%,
  100% {
    opacity: 0;
  }
}

.blood-reveal::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(220, 20, 60, 0.3), transparent);
  z-index: 1;
}

.blood-reveal.scanning::before {
  animation: bloodScan 1.5s ease-out forwards;
}

@keyframes bloodScan {
  0% {
    left: -100%;
  }

  100% {
    left: 100%;
  }
}

/* CHAT MESSAGE BLOOD EFFECTS - FLOWING DOWNWARD */
.chat-blood-background {
  position: relative;
  overflow: hidden;
}

.chat-blood-background::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    radial-gradient(ellipse 3px 5px at 25% 25%, #8B0000 60%, transparent 70%),
    radial-gradient(ellipse 2px 4px at 75% 15%, #DC143C 60%, transparent 70%),
    radial-gradient(ellipse 4px 6px at 60% 75%, #B22222 60%, transparent 70%),
    radial-gradient(ellipse 2px 3px at 20% 85%, #8B0000 60%, transparent 70%),
    radial-gradient(ellipse 3px 5px at 85% 65%, #DC143C 60%, transparent 70%);
  background-size: 80px 80px, 60px 60px, 100px 100px, 70px 70px, 90px 90px;
  animation: bloodFlowDownAndFade 4s ease-out forwards;
  z-index: 1;
  pointer-events: none;
}

@keyframes bloodFlowDownAndFade {
  0% {
    opacity: 0;
    transform: translateY(-20px);
  }

  30% {
    opacity: 0.8;
    transform: translateY(0px);
  }

  70% {
    opacity: 0.6;
    transform: translateY(30px);
  }

  100% {
    opacity: 0;
    transform: translateY(60px);
  }
}

/* BLOOD SPATTER BACKGROUNDS - MOVING DOWNWARD */
.blood-spatter-moving {
  position: relative;
}

.blood-spatter-moving::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    radial-gradient(ellipse 4px 6px at 20% 30%, #8B0000 60%, transparent 70%),
    radial-gradient(ellipse 3px 5px at 80% 10%, #DC143C 60%, transparent 70%),
    radial-gradient(ellipse 5px 7px at 60% 80%, #B22222 60%, transparent 70%),
    radial-gradient(ellipse 2px 4px at 30% 60%, #8B0000 60%, transparent 70%),
    radial-gradient(ellipse 4px 6px at 90% 40%, #DC143C 60%, transparent 70%);
  background-size: 120px 120px, 100px 100px, 140px 140px, 80px 80px, 110px 110px;
  animation: bloodFlowDown 8s linear infinite;
  z-index: 1;
  pointer-events: none;
}

@keyframes bloodFlowDown {
  0% {
    opacity: 0.7;
    transform: translateY(-100px);
  }

  50% {
    opacity: 0.8;
    transform: translateY(0px);
  }

  100% {
    opacity: 0.3;
    transform: translateY(100px);
  }
}