/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Primary Colors - Vibrant Cyan/Blue */
  --primary-cyan: #00d9ff;
  --primary-blue: #0099ff;
  --primary-electric: #00ffff;
  
  /* Secondary Colors - Purple/Magenta */
  --secondary-purple: #8b5cf6;
  --secondary-magenta: #ec4899;
  --secondary-violet: #6366f1;
  
  /* Accent Colors - Gradient Stops */
  --accent-pink: #ff006e;
  --accent-orange: #ff6b35;
  --accent-green: #10b981;
  --accent-yellow: #fbbf24;
  
  /* Background Colors */
  --bg-dark: #0a0e27;
  --bg-darker: #050816;
  --bg-card: rgba(15, 23, 42, 0.8);
  --bg-hover: rgba(30, 41, 59, 0.9);
  
  /* Text Colors */
  --text-primary: #ffffff;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #00d9ff 0%, #6366f1 50%, #ec4899 100%);
  --gradient-secondary: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
  --gradient-accent: linear-gradient(90deg, #00d9ff, #00ffff, #8b5cf6, #ec4899);
  --gradient-vibrant: linear-gradient(135deg, #ff006e 0%, #00d9ff 50%, #8b5cf6 100%);
  --gradient-sunset: linear-gradient(135deg, #ff6b35 0%, #ec4899 50%, #8b5cf6 100%);
  --gradient-ocean: linear-gradient(135deg, #0099ff 0%, #00d9ff 50%, #10b981 100%);
  
  /* Shadows */
  --shadow-glow-cyan: 0 0 30px rgba(0, 217, 255, 0.4);
  --shadow-glow-purple: 0 0 30px rgba(139, 92, 246, 0.4);
  --shadow-glow-pink: 0 0 30px rgba(236, 72, 153, 0.4);
  --shadow-card: 0 20px 60px rgba(0, 0, 0, 0.3);
}

body {
  font-family: 'Poppins', sans-serif;
  line-height: 1.6;
  color: var(--text-primary);
  background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 50%, #0f172a 100%);
  overflow-x: hidden;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 20% 50%, rgba(0, 217, 255, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(139, 92, 246, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 40% 80%, rgba(236, 72, 153, 0.08) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(10, 14, 39, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(0, 217, 255, 0.1);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
  z-index: 1000;
  transition: all 0.3s ease;
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 20px;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 20px rgba(0, 217, 255, 0.5));
}

.nav-links {
  display: flex;
  list-style: none;
}

.nav-links li {
  margin-left: 2rem;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-primary);
  transition: width 0.3s ease;
}

.nav-links a:hover {
  color: var(--primary-cyan);
  text-shadow: 0 0 10px rgba(0, 217, 255, 0.5);
}

.nav-links a:hover::after {
  width: 100%;
}

.hamburger {
  display: none;
  flex-direction: column;
  cursor: pointer;
}

.hamburger span {
  width: 25px;
  height: 3px;
  background: #e6edf3;
  margin: 3px 0;
  transition: 0.3s;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(-45deg) translate(-5px, 6px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(45deg) translate(-5px, -6px);
}

/* Hero Section */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 50%, #1e1b4b 100%);
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(0, 217, 255, 0.15) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  animation: pulseGlow 4s ease-in-out infinite;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%2358a6ff" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="%2358a6ff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  opacity: 0.1;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-text h1 {
  font-size: 3.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  background: var(--gradient-accent);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientFlow 5s ease infinite;
  filter: drop-shadow(0 0 30px rgba(0, 217, 255, 0.3));
}

.hero-text h2 {
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  color: #c9d1d9;
}

.hero-text p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  color: #8b949e;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
}

.btn {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 0.5rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.3s ease;
  cursor: pointer;
  display: inline-block;
}

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(0, 217, 255, 0.3);
}

.btn-primary::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 ease;
}

.btn-primary:hover::before {
  left: 100%;
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: var(--shadow-glow-cyan), 0 10px 40px rgba(0, 217, 255, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--primary-cyan);
  border: 2px solid var(--primary-cyan);
  position: relative;
  overflow: hidden;
}

.btn-secondary::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: var(--gradient-primary);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width 0.5s ease, height 0.5s ease;
}

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

.btn-secondary:hover {
  color: white;
  border-color: var(--primary-electric);
  box-shadow: 0 0 20px rgba(0, 217, 255, 0.6);
}

.btn-small {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
}

.btn-outline {
  background: transparent;
  border: 1px solid #58a6ff;
  color: #58a6ff;
}

.btn-outline:hover {
  background: #58a6ff;
  color: #0d1117;
}

.hero-image {
  text-align: center;
}

.profile-img {
  width: 300px;
  height: 300px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid transparent;
  background: var(--gradient-primary) padding-box, var(--gradient-primary) border-box;
  box-shadow: var(--shadow-glow-cyan), 0 20px 60px rgba(0, 217, 255, 0.3);
  animation: profileFloat 6s ease-in-out infinite, borderRotate 8s linear infinite;
  position: relative;
}

/* Sections */
section {
  padding: 5rem 0;
}

h2 {
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 3rem;
  background: var(--gradient-primary);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientFlow 4s ease infinite;
  position: relative;
}

h2::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 100px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 1rem;
  background: linear-gradient(90deg, var(--primary-cyan), var(--secondary-violet));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h4 {
  font-size: 1rem;
  font-weight: 500;
  color: #8b949e;
  margin-bottom: 0.5rem;
}

/* About Section */
.about-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about-text p {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  color: #c9d1d9;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}

.stat {
  text-align: center;
  padding: 1.5rem;
  background: var(--bg-card);
  border-radius: 1rem;
  border: 1px solid rgba(0, 217, 255, 0.2);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.stat::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: conic-gradient(from 0deg, transparent, rgba(0, 217, 255, 0.1), transparent 30%);
  animation: rotate 4s linear infinite;
}

.stat:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow-cyan);
  border-color: var(--primary-cyan);
}

.stat h3 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.about-image img {
  width: 100%;
  border-radius: 1rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* Skills Section */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.skill-category {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid rgba(0, 217, 255, 0.15);
  backdrop-filter: blur(10px);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
}

.skill-category::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 1rem;
  padding: 2px;
  background: var(--gradient-primary);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.skill-category:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-glow-cyan);
}

.skill-category:hover::before {
  opacity: 1;
}

.skill-category h3 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.skill-category ul {
  list-style: none;
  padding: 0;
}

.skill-category li {
  padding: 0.5rem 0;
  color: #c9d1d9;
  position: relative;
  padding-left: 1rem;
}

.skill-category li::before {
  content: '▹';
  color: var(--primary-cyan);
  position: absolute;
  left: 0;
  text-shadow: 0 0 10px rgba(0, 217, 255, 0.5);
  animation: pulse 2s ease-in-out infinite;
}

/* Experience Section */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  width: 3px;
  height: 100%;
  background: var(--gradient-primary);
  transform: translateX(-50%);
  border-radius: 2px;
  box-shadow: 0 0 20px rgba(0, 217, 255, 0.5);
}

.timeline-item {
  margin-bottom: 2rem;
  position: relative;
}

.timeline-item:nth-child(even) .timeline-content {
  left: 0;
  text-align: right;
}

.timeline-item:nth-child(even) .timeline-content::before {
  left: 100%;
  border-left: 15px solid #58a6ff;
  border-right: none;
}

.timeline-content {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid rgba(0, 217, 255, 0.2);
  backdrop-filter: blur(10px);
  position: relative;
  width: calc(50% - 30px);
  left: calc(50% + 30px);
  transition: all 0.3s ease;
}

.timeline-content:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-glow-cyan);
  border-color: var(--primary-cyan);
}

.timeline-content::before {
  content: '';
  position: absolute;
  right: 100%;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 0;
  border-top: 15px solid transparent;
  border-bottom: 15px solid transparent;
  border-right: 15px solid #58a6ff;
}

.timeline-content h3 {
  margin-bottom: 0.5rem;
}

.timeline-content p {
  color: #c9d1d9;
}

/* Projects Section */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.project-card {
  background: var(--bg-card);
  border-radius: 1rem;
  overflow: hidden;
  border: 1px solid rgba(0, 217, 255, 0.15);
  backdrop-filter: blur(10px);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.project-card:hover::before {
  transform: scaleX(1);
}

.project-card:hover {
  transform: translateY(-12px) scale(1.02);
  box-shadow: var(--shadow-glow-cyan), 0 25px 50px rgba(0, 217, 255, 0.2);
  border-color: var(--primary-cyan);
}

.project-image img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.project-content {
  padding: 1.5rem;
}

.project-content h3 {
  margin-bottom: 1rem;
}

.project-content p {
  color: #c9d1d9;
  margin-bottom: 1rem;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.project-tech span {
  background: rgba(0, 217, 255, 0.1);
  color: var(--primary-cyan);
  padding: 0.25rem 0.5rem;
  border-radius: 0.25rem;
  font-size: 0.8rem;
  border: 1px solid rgba(0, 217, 255, 0.3);
  transition: all 0.3s ease;
}

.project-tech span:hover {
  background: var(--gradient-primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 217, 255, 0.3);
}

.project-links {
  display: flex;
  gap: 1rem;
}

.view-more {
  text-align: center;
  margin-top: 3rem;
}

/* Education Section */
.education-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.education-item {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid rgba(0, 217, 255, 0.15);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.education-item::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 100px;
  height: 100px;
  background: radial-gradient(circle, rgba(0, 217, 255, 0.1) 0%, transparent 70%);
  transform: translate(50%, -50%);
}

.education-item:hover {
  transform: translateX(5px);
  box-shadow: var(--shadow-glow-cyan);
  border-color: var(--primary-cyan);
}

.education-item h3 {
  margin-bottom: 0.5rem;
}

.education-item p {
  color: #c9d1d9;
}

.education-item ul {
  list-style: none;
  padding: 0;
}

.education-item li {
  padding: 0.5rem 0;
  color: #c9d1d9;
  position: relative;
  padding-left: 1rem;
}

.education-item li::before {
  content: '✓';
  color: #58a6ff;
  position: absolute;
  left: 0;
}

/* Contact Section */
.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.contact-item i {
  font-size: 1.5rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 10px rgba(0, 217, 255, 0.5));
}

.contact-item h4 {
  margin-bottom: 0.25rem;
}

.contact-item p {
  color: #c9d1d9;
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.social-links a {
  font-size: 1.5rem;
  color: var(--text-secondary);
  transition: all 0.3s ease;
  display: inline-block;
}

.social-links a:hover {
  color: var(--primary-cyan);
  transform: translateY(-5px) scale(1.1);
  filter: drop-shadow(0 0 15px rgba(0, 217, 255, 0.6));
}

.contact-form {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid rgba(0, 217, 255, 0.2);
  backdrop-filter: blur(10px);
  position: relative;
}

.contact-form::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 1rem;
  background: var(--gradient-primary);
  opacity: 0.1;
  z-index: -1;
  filter: blur(20px);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(0, 217, 255, 0.3);
  border-radius: 0.5rem;
  color: var(--text-primary);
  font-family: 'Poppins', sans-serif;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-cyan);
  box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.1), 0 0 20px rgba(0, 217, 255, 0.2);
  background: rgba(15, 23, 42, 0.8);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #8b949e;
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* Footer */
footer {
  background: rgba(13, 17, 23, 0.9);
  padding: 2rem 0;
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-top: 1rem;
}

.footer-links a {
  color: #8b949e;
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: #58a6ff;
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }

  .hero-text h1 {
    font-size: 2.5rem;
  }

  .hero-buttons {
    justify-content: center;
  }

  .profile-img {
    width: 200px;
    height: 200px;
  }

  .about-content,
  .contact-content {
    grid-template-columns: 1fr;
  }

  .timeline::before {
    left: 30px;
  }

  .timeline-content {
    width: calc(100% - 60px);
    left: 60px;
  }

  .timeline-item:nth-child(even) .timeline-content {
    left: 60px;
    text-align: left;
  }

  .timeline-item:nth-child(even) .timeline-content::before {
    left: -15px;
    border-left: 15px solid #58a6ff;
    border-right: none;
  }

  .education-grid {
    grid-template-columns: 1fr;
  }

  .nav-links {
    position: fixed;
    right: -100%;
    top: 70px;
    flex-direction: column;
    background: rgba(13, 17, 23, 0.95);
    width: 100%;
    text-align: center;
    transition: 0.3s;
    box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
  }

  .nav-links.active {
    right: 0;
  }

  .nav-links li {
    margin: 2.5rem 0;
  }

  .hamburger {
    display: flex;
  }

  .footer-links {
    flex-direction: column;
    gap: 1rem;
  }
}

@media (max-width: 480px) {
  .hero-text h1 {
    font-size: 2rem;
  }

  .hero-text h2 {
    font-size: 1.2rem;
  }

  h2 {
    font-size: 2rem;
  }

  .stats {
    grid-template-columns: 1fr;
  }

  .skills-grid {
    grid-template-columns: 1fr;
  }

  .projects-grid {
    grid-template-columns: 1fr;
  }
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes pulseGlow {
  0%, 100% {
    opacity: 0.15;
    transform: translate(-50%, -50%) scale(1);
  }
  50% {
    opacity: 0.25;
    transform: translate(-50%, -50%) scale(1.1);
  }
}

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

@keyframes borderRotate {
  0% {
    filter: hue-rotate(0deg);
  }
  100% {
    filter: hue-rotate(360deg);
  }
}

@keyframes rotate {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

section {
  animation: fadeInUp 0.6s ease-out;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #161b22;
}

::-webkit-scrollbar-thumb {
  background: var(--gradient-primary);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gradient-vibrant);
  box-shadow: 0 0 10px rgba(0, 217, 255, 0.5);
}