*{
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}
:root{
  --primary-color: #4ade80;
  --primary-dark: #22c55e;
  --primary-light: #86efac;
  --bg-dark: #1a1a1a;
  --text-light: #f3f4f6;
  --text-gray: #9ca3af;
  --card-bg: #252525;
  --card-hover: #2e2e2e;
  --border-radius: 12px;
  --shadow-sm: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-lg:  0 20px 25px rgba(0, 0, 0, 0.15);
}
body{
  background-color: var(--bg-dark);
  color: var(--text-light);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 40px 15px;
  line-height: 1.6;
}
.container{
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}
header{
  text-align: center;
  margin-bottom: 50px;
}
header h1{
  font-size: 2.5rem;
  margin-bottom: 10px;
  background: linear-gradient(to right, var(--primary-color), var(--primary-light));
  display: inline-block;
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}
header p{
  color: var(--text-gray);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}
.pricing-cards{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 60px;
}
.card{
  background-color: var(--card-bg);
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
  height: 100%;
}
.card:hover{
  transform: translateY(-10px);
  box-shadow: 0 20px 25px rgba(0, 0, 0, 0.15);;
  background-color: #2e2e2e;
}
.card-header{
  padding: 30px;
  text-align: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.plan-icon{
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, rgba(74, 222, 128, 0.2), rgba(74, 222, 128, 0.05));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}
.plan-icon i{
  font-size: 1.8rem;
  color:var(--primary-color);
}
h3{
  font-size: 1.5rem;
  margin-bottom: 15px;
}
.price{
  margin-bottom: 15px;
}
.currency{
  font-size: 1.5rem;
  margin-right: 2px;
  color: var(--primary-color);
  vertical-align: top;
}
.amount{
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1;
  color: var(--primary-color);
}
.period{
  font-size: 1rem;
  color: var(--text-gray);
}
.description{
  font-size: 0.95rem;
  color: var(--text-gray);
}
.card-body{
  padding: 30px;
  flex-grow: 1;
}
.features{
  list-style: none;
}
.features li{
  margin-bottom: 15px;
  display: flex;
  align-items: center;
}
.features li i{
  margin-right: 10px;
  font-size: 0.9rem;
}
.features li i.fa-check{
  color: var(--primary-color)
}
.features li i.fa-times{
  color: #ef4444;
}
.features li.disabled{
  opacity: 0.7;
  color: var(--text-gray);
}
.card-footer{
  padding: 20px 30px 30px;
}
.btn{
  display: block;
  width: 100%;
  padding: 14px;
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  color: var(--text-light);
  background-color: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.btn:hover{
  border-color: var(--primary-color);
  background-color: rgba(74, 222, 128, 0.1);
}
.btn-accent{
  background-color: var(--primary-color);
  border-color: var(--primary-color);
  color: #000;
}
.btn-accent:hover{
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
}
.popular{
  transform: scale(1.05);
  border: 2px solid var(--primary-color);
  z-index: 2;
}
.popular:hover{
  transform: translateY(-10px) scale(1.05);
}
.popular-badge{
  position: absolute;
  top: 15px;
  right: 15px;
  background-color: var(--primary-color);
  color: #000;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 5px 12px;
  border-radius: 20px;
  z-index: 3;
}
.testimonial{
  margin-top: 60px;
  display: flex;
  justify-content: center;
}
.quote{
  max-width: 700px;
  background-color: var(--card-bg);
  border-radius: 12px;
  padding: 40px;
  position: relative;
  box-shadow: var(--shadow-md);
}
.quote i{
  color: var(--primary-color);
  font-size: 2rem;
  opacity: 0.3;
  position: absolute;
  top: 20px;
  left: 20px;
}
.quote p{
  font-size: 1.1rem;
  margin-bottom: 20px;
  line-height: 1.7;
  position: relative;
  padding-left: 15px;
}
.author{
  display: flex;
  align-items: center;
}
.avatar{
  width: 50px;
  height: 50px;
  border-radius: 50%;
  overflow: hidden;
  margin-right: 15px;
  border: 2px solid var(--primary-color);
}
.avatar img{
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.info h4{
  font-size: 1.1rem;
  margin-bottom: 3px;
}
.info p{
  padding: 0;
  margin: 0;
  font-size: 0.9rem;
  color: var(--primary-color);
}
@media (max-width:768px){
  body{
    padding: 30px 15px;
  }
  header{
    margin-bottom: 30px;
  }
  header h1{
    font-size: 2rem;
  }
  .pricing-cards{
    grid-template-columns: 1fr;
    min-width: 400px;
    margin: 0 auto 40px;
  }
  .card, .popular{
    transform: none;
  }
  .card:hover,
  .popular:hover{
    transform: translateY(-5px)
  }
  .testimonial{
    margin-top: 40px;
  }
  .quote{
    padding: 30px;
  }
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.7);
  }

  70% {
    box-shadow: 0 0 0 10px rgba(74, 222, 128, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(74, 222, 128, 0);
  }
}

.btn-accent {
  animation: pulse 2s infinite;
}