:root {
  --primary: #6a11cb;
  --secondary: #2575fc;
  --dark: #0f0f23;
  --light: #f8f9fa;
  --accent: #ff6b6b;
  --success: #51cf66;
  --warning: #ffd43b;
  --glow: 0 0 20px rgba(106, 17, 203, 0.3);
  --transition: all 0.4s cubic-bezier(0.2, 0.8, 0.4, 1);
}

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

body {
  font-family: 'Poppins', sans-serif;
  background: var(--dark);
  color: var(--light);
  overflow-x: hidden;
  line-height: 1.6;
}

/* Background with floating bubbles */
.bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #0f0f23 0%, #1a1a3a 50%, #2d1b69 100%);
  z-index: -1;
  overflow: hidden;
}

.bubble {
  position: absolute;
  border-radius: 50%;
  background: rgba(106, 17, 203, 0.1);
  animation: float linear infinite;
}

@keyframes float {
  0% { transform: translateY(0) scale(1); opacity: 0; }
  10% { opacity: 0.5; }
  90% { opacity: 0.2; }
  100% { transform: translateY(-100vh) scale(0.5); opacity: 0; }
}

/* Navigation bar */
nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(15, 15, 35, 0.95);
  backdrop-filter: blur(10px);
  padding: 15px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  border-bottom: 1px solid rgba(106, 17, 203, 0.2);
}

.logo {
  font-family: 'Pacifico', cursive;
  font-size: 1.8rem;
  color: var(--primary);
  text-decoration: none;
  font-weight: 700;
  text-shadow: var(--glow);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 25px;
  align-items: center;
}

.nav-links a {
  color: var(--light);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
  padding: 8px 15px;
  border-radius: 25px;
}

.nav-links a:hover {
  color: var(--primary);
  background: rgba(106, 17, 203, 0.1);
}

.nav-links a.active {
  color: var(--primary);
  background: rgba(106, 17, 203, 0.2);
}

/* Section styling */
.section {
  padding: 100px 30px;
  max-width: 1200px;
  margin: 0 auto;
}

.section-title {
  font-family: 'Pacifico', cursive;
  font-size: 2.8rem;
  text-align: center;
  margin-bottom: 60px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -15px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  border-radius: 2px;
}

/* Card styling */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.card {
  background: rgba(15, 15, 35, 0.6);
  border: 1px solid rgba(106, 17, 203, 0.2);
  border-radius: 20px;
  padding: 30px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  transform: translateY(20px);
  opacity: 0;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 5px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.card:hover {
  transform: translateY(-10px) scale(1.02);
  background: rgba(15, 15, 35, 0.8);
  border-color: var(--primary);
  box-shadow: 0 15px 30px rgba(106, 17, 203, 0.2);
}

.card-icon {
  width: 100px;
  height: 100px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 20px;
  box-shadow: var(--glow);
  transition: var(--transition);
}

.card-icon img {
  width: 60%;
  height: 60%;
  object-fit: contain;
  filter: drop-shadow(0 0 10px rgba(106, 17, 203, 0.5));
}

.card:hover .card-icon {
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 0 25px rgba(106, 17, 203, 0.7);
}

.card-title {
  font-size: 1.5rem;
  margin-bottom: 15px;
  color: var(--accent);
}

.card-desc {
  color: #ccc;
  line-height: 1.6;
  margin-bottom: 20px;
}

/* Button styling */
.btn {
  display: inline-block;
  padding: 14px 30px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  transition: var(--transition);
  box-shadow: var(--glow);
  border: none;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(106, 17, 203, 0.3);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--accent);
  color: var(--accent);
}

.btn-outline:hover {
  background: var(--accent);
  color: var(--dark);
  box-shadow: 0 10px 25px rgba(255, 107, 107, 0.3);
}

/* Footer styling */
footer {
  text-align: center;
  padding: 60px 30px;
  background: rgba(15, 15, 35, 0.3);
  margin-top: 100px;
  position: relative;
}

footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.social-links {
  margin: 30px 0;
}

.social-links a {
  color: var(--accent);
  font-size: 2rem;
  margin: 0 20px;
  transition: var(--transition);
  display: inline-block;
}

.social-links a:hover {
  color: var(--primary);
  transform: scale(1.3) rotate(15deg);
  text-shadow: var(--glow);
}

.copyright {
  color: #888;
  font-size: 0.95rem;
  margin-top: 25px;
}

.copyright a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
}

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

@keyframes fadeInLeft {
  from { opacity: 0; transform: translateX(-20px); }
  to { opacity: 1; transform: translateX(0); }
}

/* Responsive */
@media (max-width: 992px) {
  .section {
    padding: 60px 20px;
  }
  
  .card-grid {
    grid-template-columns: 1fr;
  }
  
  .btn {
    padding: 12px 25px;
    font-size: 0.9rem;
  }
}

@media (max-width: 768px) {
  nav {
    padding: 12px 20px;
  }
  
  .nav-links {
    gap: 15px;
  }
  
  .nav-links a {
    font-size: 0.9rem;
    padding: 5px 10px;
  }
}