* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.header-container {
  height: auto;
  background: transparent;
}

body {
  margin: 0;
  background: linear-gradient(120deg, #0a0016, #001e33, #002f4d);
  font-family: "Poppins", sans-serif;
  color: white;
  overflow-x: hidden;
}
.navItems a {
  position: absolute;
  left: 1.8em;
  top: 1.3em;
  z-index: 3;
  font-size: 2em;
  text-decoration: none;
  color: #fff;
}
/* Section */
.landing-content {
  padding: 40px 20px;
  position: relative;
  min-height: 100vh;
}
#particles-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

#particles-bg canvas {
  width: 100%;
  height: 100%;
  filter: brightness(1.3);
}

.content-wrapper {
  position: relative;
  z-index: 2;
  text-align: center;
}

/* Title */
.title {
  font-size: 45px;
  color: #8aefff;
  margin-bottom: 10px;
  font-weight: 700;
}

.subtitle {
  width: 70%;
  margin: auto;
  opacity: 0.85;
  margin-bottom: 40px;
}

/* Cards */
.cards-container {
  display: flex;
  flex-wrap: wrap;
  gap: 25px;
  justify-content: center;
}

.content-card {
  width: 270px;
  padding: 20px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.25);
  backdrop-filter: blur(12px);
  box-shadow: 0 0 30px rgba(0, 255, 255, 0.25);
  transition: transform 0.2s ease-out, scale 0.2s ease-out;
  cursor: pointer;
  position: relative;
}

.content-card:hover {
  scale: 1.05;
  box-shadow: 0 0 35px rgba(255, 0, 221, 0.4);
}

.content-card h3 {
  font-size: 1.5em;
  color: #ff8dd6;
}
.content-card ul {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin: 2em 0 2em 0;
}
.content-card ul li {
  color: #8aefff;
}
.price {
  color: #ced106;
  font-weight: bold;
  font-size: 20px;
}

/* Responsive */
@media (max-width: 768px) {
  .title {
    font-size: 34px;
  }
  .subtitle {
    width: 90%;
  }
}