/* CSS Custom Properties for Theme Management */
:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --text-primary: #1e293b;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --shadow-light: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-medium: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-large: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --accent-blue: #3b82f6;
  --accent-blue-light: #dbeafe;
  --accent-green: #10b981;
  --accent-green-light: #d1fae5;
  --accent-purple: #8b5cf6;
  --accent-purple-light: #ede9fe;
  --accent-orange: #f59e0b;
  --accent-orange-light: #fef3c7;
  --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

body.dark {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --border-color: #475569;
  --shadow-light: 0 1px 3px 0 rgba(0, 0, 0, 0.3), 0 1px 2px 0 rgba(0, 0, 0, 0.2);
  --shadow-medium: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
  --shadow-large: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
  --accent-blue-light: #1e3a8a;
  --accent-green-light: #064e3b;
  --accent-purple-light: #581c87;
  --accent-orange-light: #92400e;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Theme Toggle */
.theme-toggle {
  position: fixed;
  top: 2rem;
  right: 2rem;
  z-index: 1000;
  background: var(--bg-primary);
  border: 2px solid var(--border-color);
  border-radius: 50%;
  width: 56px;
  height: 56px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-medium);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.theme-toggle:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-large);
}

.theme-toggle .material-icons {
  color: var(--text-primary);
  font-size: 24px;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.theme-toggle:hover .material-icons {
  transform: rotate(180deg);
}

/* Main Layout */
main {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

/* Header */
.header {
  text-align: center;
  
  animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.name {
  font-size: 3.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  
  letter-spacing: -0.02em;
}

.social-container {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

.social {
  width: 40px;
  height: 40px;

  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);


}

.social:hover {
  transform: translateY(-4px);

}

.social:hover .material-icons {
  color: white;
}

.social .material-icons {
  color: var(--text-secondary);
  font-size: 24px;
  transition: color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Body Layout */
.body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  width: 100%;
  max-width: 1200px;
  animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.2s both;
}

.left,
.right {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* Typography */
.description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.7;
  background: var(--bg-secondary);
  padding: 1rem;

  border-radius: 10px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-light);
}

.section-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -8px;
  left: 0;
  width: 40px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: 2px;
}

/* Interactive Elements */
.certificate,
.achievement,
.extra-curricular,
.project,
.experience,
.skill {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 0.875rem 1.25rem;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  box-shadow: var(--shadow-light);
  position: relative;
  overflow: hidden;
}

.certificate:hover,
.achievement:hover,
.extra-curricular:hover,
.project:hover,
.experience:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-medium);
  border-color: var(--accent-blue);
}

/* Specific Button Styles */
.certificate {
  background: var(--accent-blue-light);
  border-color: var(--accent-blue);
  color: var(--text-secondary);
}

.achievement {
  background: var(--accent-green-light);
  border-color: var(--accent-green);
  color: var(--text-secondary);
}

.project {
  background: var(--accent-purple-light);
  border-color: var(--accent-purple);
  color: var(--text-secondary);
}

.experience {
  background: var(--accent-orange-light);
  border-color: var(--accent-orange);
  color: var(--text-secondary);
}

/* Container Layouts */
.certificate-container,
.achievements-container,
.project-container,
.experience-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.skills-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}



.skill-category h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.75rem;
}

.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.skill {
  font-size: 0.8rem;
  padding: 0.5rem 0.875rem;
}

.skill.language {
  background: var(--accent-blue-light);
  border-color: var(--accent-blue);
  color: var(--text-secondary);
}

.skill.framework {
  background: var(--accent-green-light);
  border-color: var(--accent-green);
  color: var(--text-secondary);
}

.skill.database {
  background: var(--accent-purple-light);
  border-color: var(--accent-purple);
  color: var(--text-secondary);
}

.skill.tool {
  background: var(--accent-orange-light);
  border-color: var(--accent-orange);
  color: var(--text-secondary);
}

/* Hackathon Section */
.hackathon-section {
  margin-top: 1rem;
}

.hackathon-section h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.hackathon-section ul {
  list-style: none;
  padding-left: 1rem;
}

.hackathon-section li {
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
  position: relative;
}

.hackathon-section li::before {
  content: '→';
  position: absolute;
  left: -1rem;
  color: var(--accent-blue);
  font-weight: bold;
}

/* Popup Styles */
.popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}



.popup-overlay.active {
  opacity: 1;
  visibility: visible;
}



.popup {
  background: var(--bg-primary);
  border-radius: 20px;
  box-shadow: var(--shadow-large);
  width: 90%;
  max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  transform: scale(0.8) translateY(20px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);

}


.popup-overlay.active .popup {
  transform: scale(1) translateY(0);
}

.close-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.close-btn:hover {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
}

.close-btn:hover .material-icons {
  color: white;
}

.close-btn .material-icons {
  color: var(--text-secondary);
  font-size: 20px;
  transition: color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.popup-content {
  padding: 2rem;
}

#popup-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

#popup-description {
  color: var(--text-secondary);
  line-height: 1.6;
}

.popup-section {
  margin-bottom: 20px;
}

.popup-section h4 {
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--text, #333);
}

.social image{
  object-fit: cover;
  width: 100px;
  height: 100px;
  
}





.scroll-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
  overflow: hidden;
}

.screenshots-scroll-container {
  display: flex;
  overflow-x: auto;
  scroll-behavior: smooth;
  gap: 10px;
  padding: 10px 0;
}

.screenshots-scroll-container::-webkit-scrollbar {
  display: none; /* Hide scrollbar */
}

.screenshot-img {
  flex: 0 0 auto;
  width: 140px;
  height: auto;
  border-radius: 8px;
  object-fit: cover;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  transition: transform 0.2s ease;
}

.screenshot-img:hover {
  transform: scale(1.05);
  cursor: pointer;
}

.scroll-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 1;
  background-color: rgba(0,0,0,0.5);
  color: white;
  border: none;
  font-size: 24px;
  cursor: pointer;
  padding: 8px 12px;
  border-radius: 50%;
  transition: background-color 0.2s;
}

.scroll-btn:hover {
  background-color: rgba(0,0,0,0.8);
}

.scroll-btn.left {
  left: 0;
}

.scroll-btn.right {
  right: 0;
}


.social img {
  width: 100%;
  height: 100%;
  object-fit: cover; /* fills container, may crop */
  display: block;
}

.certificate-image {
  text-align: center;
  margin-top: 10px;
}

.certificate-image img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}





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

.footer-info.glow {
  text-shadow: 0 0 8px #ffd700, 0 0 16px #ffd700;
  color: #ffd700;
  transition: color 0.4s cubic-bezier(0.4,0,0.2,1), text-shadow 0.4s cubic-bezier(0.4,0,0.2,1);
}

@keyframes glow-border {
  0% {
    box-shadow: 0 0 0px 0px #ffd700;
    border-color: #ffd700;
  }
  30% {
    box-shadow: 0 0 16px 6px #ffd700;
    border-color: #ffd700;
  }
  70% {
    box-shadow: 0 0 16px 6px #ffd700;
    border-color: #ffd700;
  }
  100% {
    box-shadow: 0 0 0px 0px #ffd700;
    border-color: #ffd700;
  }
}

.glow-border {
  animation: glow-border 1.5s cubic-bezier(0.4,0,0.2,1);
  border: 2px solid #ffd700 !important;
  transition: border-color 0.4s cubic-bezier(0.4,0,0.2,1), box-shadow 0.4s cubic-bezier(0.4,0,0.2,1);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .body {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .name {
    font-size: 2.5rem;
  }
}

@media (max-width: 768px) {
  main {
    padding: 1rem;
  }
  
  .name {
    font-size: 2rem;
  }
  
  .theme-toggle {
    top: 1rem;
    right: 1rem;
    width: 48px;
    height: 48px;
  }
  
  .social {
    width: 48px;
    height: 48px;
  }
  
  .social .material-icons {
    font-size: 20px;
  }
  
  .popup {
    width: 95%;
    margin: 1rem;
  }
  
  .popup-content {
    padding: 1.5rem;
  }
}

@media (max-width: 480px) {
  .social-container {
    gap: 0.5rem;
  }
  
  .certificate-container,
  .achievements-container,
  .project-container,
  .experience-container {
    gap: 0.5rem;
  }
  
  .certificate,
  .achievement,
  .extra-curricular,
  .project,
  .experience {
    font-size: 0.8rem;
    padding: 0.75rem 1rem;
  }
}