/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
  100% {
    transform: translateY(0px);
  }
}

@keyframes pulse {
  0% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(0, 173, 181, 0.7);
  }
  70% {
    transform: scale(1.05);
    box-shadow: 0 0 0 10px rgba(0, 173, 181, 0);
  }
  100% {
    transform: scale(1);
    box-shadow: 0 0 0 0 rgba(0, 173, 181, 0);
  }
}

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

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

@keyframes bubble {
  0% {
    transform: translateY(0) scale(1);
    opacity: 0.7;
  }
  100% {
    transform: translateY(-100vh) scale(1.5);
    opacity: 0;
  }
}

/* Animation Classes */
.fade-in {
  animation: fadeIn 1s ease forwards;
}

.float {
  animation: float 3s ease-in-out infinite;
}

.pulse {
  animation: pulse 2s infinite;
}

.rotate {
  animation: rotate 10s linear infinite;
}

.gradient-shift {
  background-size: 200% 200%;
  animation: gradientShift 5s ease infinite;
}

/* Staggered Animations */
.stagger-fade > * {
  opacity: 0;
}

.stagger-fade > *:nth-child(1) {
  animation: fadeIn 0.5s ease forwards 0.1s;
}

.stagger-fade > *:nth-child(2) {
  animation: fadeIn 0.5s ease forwards 0.2s;
}

.stagger-fade > *:nth-child(3) {
  animation: fadeIn 0.5s ease forwards 0.3s;
}

.stagger-fade > *:nth-child(4) {
  animation: fadeIn 0.5s ease forwards 0.4s;
}

.stagger-fade > *:nth-child(5) {
  animation: fadeIn 0.5s ease forwards 0.5s;
}

.stagger-fade > *:nth-child(6) {
  animation: fadeIn 0.5s ease forwards 0.6s;
}

/* Hover Animations */
.hover-scale {
  transition: transform var(--transition-medium);
}

.hover-scale:hover {
  transform: scale(1.05);
}

.hover-lift {
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
}

.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.hover-glow {
  transition: box-shadow var(--transition-medium);
}

.hover-glow:hover {
  box-shadow: 0 0 15px rgba(0, 173, 181, 0.5);
}

/* Bubble Animation for Hero Section */
.bubbles {
  position: absolute;
  width: 100%;
  height: 100%;
  z-index: -1;
  overflow: hidden;
  top: 0;
  left: 0;
}

.bubble {
  position: absolute;
  bottom: -100px;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  opacity: 0.5;
  animation: bubble 15s infinite ease-in;
}

.bubble:nth-child(1) {
  width: 40px;
  height: 40px;
  left: 10%;
  animation-duration: 8s;
}

.bubble:nth-child(2) {
  width: 20px;
  height: 20px;
  left: 20%;
  animation-duration: 5s;
  animation-delay: 1s;
}

.bubble:nth-child(3) {
  width: 50px;
  height: 50px;
  left: 35%;
  animation-duration: 10s;
  animation-delay: 2s;
}

.bubble:nth-child(4) {
  width: 80px;
  height: 80px;
  left: 50%;
  animation-duration: 7s;
  animation-delay: 0s;
}

.bubble:nth-child(5) {
  width: 35px;
  height: 35px;
  left: 55%;
  animation-duration: 6s;
  animation-delay: 1s;
}

.bubble:nth-child(6) {
  width: 45px;
  height: 45px;
  left: 65%;
  animation-duration: 8s;
  animation-delay: 3s;
}

.bubble:nth-child(7) {
  width: 25px;
  height: 25px;
  left: 75%;
  animation-duration: 7s;
  animation-delay: 2s;
}

.bubble:nth-child(8) {
  width: 80px;
  height: 80px;
  left: 80%;
  animation-duration: 6s;
  animation-delay: 1s;
}

.bubble:nth-child(9) {
  width: 15px;
  height: 15px;
  left: 70%;
  animation-duration: 9s;
  animation-delay: 0s;
}

.bubble:nth-child(10) {
  width: 50px;
  height: 50px;
  left: 85%;
  animation-duration: 5s;
  animation-delay: 3s;
}