/* Immediate Visual Effects - Cloud Engineer Portfolio */

/* Smooth fade-in for all elements */
* {
  transition: all 0.3s ease;
}

/* Enhanced Hero Section with Moving Background */
.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(-45deg, #f0f9ff, #e0f2fe, #f8fafc, #e2e8f0);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
}

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

/* Floating animation for profile image */
.profile-img {
  animation: float 6s ease-in-out infinite;
  transition: transform 0.3s ease;
}

.profile-img:hover {
  transform: scale(1.1) rotate(5deg);
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

/* Enhanced Service Cards */
.service-card {
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  transition: left 0.5s;
}

.service-card:hover::before {
  left: 100%;
}

.service-card:hover {
  transform: translateY(-15px) scale(1.05);
  box-shadow: 0 25px 50px rgba(37, 99, 235, 0.2);
}

/* Pulse animation for service icons */
.service-icon {
  animation: pulse 2s ease-in-out infinite alternate;
}

@keyframes pulse {
  0% { transform: scale(1); }
  100% { transform: scale(1.1); }
}

/* Enhanced Navigation */
.navbar {
  backdrop-filter: blur(20px);
  background: rgba(255, 255, 255, 0.9);
  transition: all 0.3s ease;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

/* Hover effects for nav links */
.nav-link {
  position: relative;
  transition: all 0.3s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

/* Animated text reveal */
.hero-title {
  background: linear-gradient(45deg, #1a1a1a, #0066cc, #1a1a1a);
  background-size: 200% 200%;
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: textShimmer 3s ease infinite;
}

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

/* Bouncing scroll indicator */
.scroll-link {
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
  40% { transform: translateY(-10px); }
  60% { transform: translateY(-5px); }
}

/* Enhanced buttons with glow effect */
.btn {
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.btn::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary:hover {
  box-shadow: 0 15px 35px rgba(37, 99, 235, 0.4);
  transform: translateY(-3px);
}

/* Certification badges animation */
.cert-item {
  transition: all 0.3s ease;
  cursor: pointer;
}

.cert-item:hover {
  transform: translateY(-10px) rotate(2deg);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
}

/* Social links hover effect */
.social-link {
  transition: all 0.3s ease;
}

.social-link:hover {
  transform: translateY(-5px) scale(1.2);
  box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
}

/* Fade in animation for elements */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease forwards;
}

.fade-in:nth-child(1) { animation-delay: 0.1s; }
.fade-in:nth-child(2) { animation-delay: 0.2s; }
.fade-in:nth-child(3) { animation-delay: 0.3s; }
.fade-in:nth-child(4) { animation-delay: 0.4s; }

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Enhanced CTA section */
.cta-section {
  background: linear-gradient(-45deg, #0066cc, #004499, #3399ff, #0066cc);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.1'%3E%3Ccircle cx='10' cy='10' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  animation: backgroundMove 20s linear infinite;
}

@keyframes backgroundMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(60px, 60px); }
}

/* Portfolio items enhanced hover */
.work-item:hover,
.portfolio-item:hover {
  transform: translateY(-15px) scale(1.02);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
}

/* Progress bars animation */
.progress-fill {
  background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
  position: relative;
  overflow: hidden;
}

.progress-fill::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  background-image: linear-gradient(
    -45deg,
    rgba(255, 255, 255, 0.2) 25%,
    transparent 25%,
    transparent 50%,
    rgba(255, 255, 255, 0.2) 50%,
    rgba(255, 255, 255, 0.2) 75%,
    transparent 75%,
    transparent
  );
  background-size: 50px 50px;
  animation: progressMove 2s linear infinite;
}

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

/* Loading animation */
.loading {
  animation: spin 1s linear infinite;
}

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

/* Enhanced mobile responsiveness */
@media (max-width: 768px) {
  .service-card:hover {
    transform: translateY(-10px) scale(1.02);
  }
  
  .profile-img {
    animation-duration: 4s;
  }
  
  .hero-title {
    animation-duration: 2s;
  }
}