:root {
  --primary: #0070f3;
  --primary-dark: #0050d0;
  --secondary: #6c757d;
  --dark: #343a40;
  --light: #f8f9fa;
  --text: #212529;
  --background: #ffffff;
  --accent: #00c9a7;
  --gray-100: #f8f9fa;
  --gray-200: #e9ecef;
  --gray-300: #dee2e6;
  --transition: all 0.3s ease;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --radius: 8px;
  --scrollbar-width: 0px;
}

html[data-theme='dark'] {
  --primary: #60a5fa;
  --primary-dark: #3b82f6;
  --secondary: #9ca3af;
  --dark: #e5e7eb;
  --light: #111827;
  --text: #f3f4f6;
  --background: #1f2937;
  --accent: #10b981;
  --gray-100: #2d3748;
  --gray-200: #4a5568;
  --gray-300: #6b7280;
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
}

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

html {
  scroll-behavior: smooth;
}

/* Make scrollbar thinner to minimize layout shift */
::-webkit-scrollbar {
  width: 4px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--gray-300);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gray-200);
}

/* Firefox scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--gray-300) transparent;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
    Oxygen, Ubuntu, Cantarell, 'Open Sans', sans-serif;
  color: var(--text);
  background-color: var(--light);
  line-height: 1.6;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 2rem;
  transition: background-color 0.3s ease, color 0.3s ease;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin-bottom: 1rem;
  line-height: 1.2;
  font-weight: 700;
  color: var(--dark);
  transition: color 0.3s ease;
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

h2 {
  font-size: 2rem;
  position: relative;
  display: inline-block;
  margin-bottom: 1.5rem;
}

h2::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -10px;
  width: 50px;
  height: 2.5px;
  background: linear-gradient(
    to right,
    #0070f3,
    #00c9a7,
    #ff4d4d,
    #ff9900,
    #6c63ff
  );
  background-size: 300% 300%;
  border-radius: 4px;
  animation: gradient-shift 18s ease infinite;
  transition: width 0.3s ease;
}

/* Waving hand animation */
@keyframes wave {
  0%,
  100% {
    transform: rotate(0deg);
  }
  10%,
  30%,
  50%,
  70%,
  90% {
    transform: rotate(10deg);
  }
  20%,
  40%,
  60%,
  80% {
    transform: rotate(-10deg);
  }
}

.waving-hand {
  display: inline-block;
  font-size: 2rem;
  animation: wave 2s ease-in-out infinite;
  transform-origin: 70% 70%;
  margin-left: 0.5rem;
}

/* hover effect to make the line slightly wider */
h2:hover::after {
  width: 100%;
}

p {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--primary-dark);
}

/* Header & Navigation */
header {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1rem 0 1.4rem 0;
  background-color: var(--background);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
  margin: 2rem 0;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

.profile {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  margin-bottom: 1.5rem;
}

.profile img {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--gray-200);
  box-shadow: var(--shadow);
  margin-bottom: 1rem;
  transition: var(--transition);
}

.profile img:hover {
  transform: scale(1.05);
  border-color: var(--primary);
}

.profile h1 {
  margin-bottom: 0.5rem;
  color: var(--dark);
}

.profile p {
  color: var(--secondary);
  font-weight: 500;
  margin-bottom: 0.5rem;
}

nav {
  width: 100%;
}

nav ul {
  display: flex;
  justify-content: center;
  list-style: none;
  flex-wrap: wrap;
  gap: 0.5rem;
}

nav ul li a {
  display: block;
  padding: 0.75rem 1.25rem;
  color: var(--dark);
  font-weight: 500;
  border-radius: var(--radius);
  transition: var(--transition);
  background-color: var(--gray-100);
}

nav ul li a:hover {
  transform: translateY(-3px);
  background-color: var(--gray-100);
  background-image: linear-gradient(
    to right,
    #0070f3,
    #00c9a7,
    #ff4d4d,
    #ff9900,
    #6c63ff,
    #0070f3
  );
  background-size: 400% 400%;
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  animation: gradient-shift 18s ease infinite;
  position: relative;
  z-index: 1;
}

nav ul li a:hover::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: calc(var(--radius) + 2px);
  padding: 2px;
  background: linear-gradient(
    to right,
    #0070f3,
    #00c9a7,
    #ff4d4d,
    #ff9900,
    #6c63ff
  );
  background-size: 300% 300%;
  animation: gradient-shift 6s ease infinite;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  -webkit-mask-composite: xor;
  z-index: -1;
  pointer-events: none;
}

nav ul li {
  position: relative;
}

.nav-counter {
  position: absolute;
  top: -8px;
  right: -8px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  height: 1.25rem;
  font-size: 0.7rem;
  font-weight: 600;
  color: white;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: 50%;
  box-shadow: var(--shadow);
  z-index: 2;
}

nav ul li a:hover .nav-counter {
  color: white;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  transform: scale(1.1);
}

nav ul li a:hover .nav-counter {
  color: white;
  background: linear-gradient(135deg, var(--accent), var(--primary));
  transform: scale(1.1);
}

nav ul li {
  position: relative;
}

/* Theme toggle button */
.theme-toggle button {
  background: none;
  border: none;
  cursor: pointer;
  height: 50px;
  width: 50px;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background-color: var(--gray-100);
  transition: var(--transition);
}

.theme-toggle button:hover {
  background-color: var(--primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

html[data-theme='dark'] .dark-icon {
  display: none;
}

html[data-theme='light'] .light-icon {
  display: none;
}

main {
  background-color: var(--background);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 2rem;
  margin-bottom: 2rem;
  transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

section {
  margin-bottom: 3rem;
  position: relative;
  overflow: visible;
}

section:last-child {
  margin-bottom: 0;
}

.section-content {
  padding: 1rem 0;
}

.section-counter {
  position: absolute;
  top: -8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: auto;
  padding: 0 10px;
  white-space: nowrap;
  font-size: 0.85rem;
  font-weight: 500;
  z-index: 2;
  background: linear-gradient(
    to right,
    #0070f3,
    #00c9a7,
    #ff4d4d,
    #ff9900,
    #6c63ff
  );
  background-size: 200% auto;
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  animation: gradient-shift 18s ease infinite;
}

/* Footer */
footer {
  text-align: center;
  padding: 1.5rem;
  height: 76px;
  background-color: var(--gray-100);
  color: var(--secondary);
  border-radius: var(--radius);
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Job cards styles */
.job-card {
  background-color: var(--gray-100);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 2rem;
  border-left: 5px solid var(--accent);
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.job-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.job-info {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
  font-size: 0.95rem;
  color: var(--secondary);
}

.job-info .company {
  font-weight: 600;
  color: var(--primary);
}

.job-card h3 {
  margin-bottom: 0.5rem;
}

.achievements {
  padding-left: 1.5rem;
}

.achievements li {
  margin-bottom: 0.5rem;
}

.skills-container {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

.skill-category {
  background-color: var(--gray-100);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: transform 0.3s ease 0.05s, background-color 0.3s ease,
    box-shadow 0.3s ease;
  will-change: transform;
  border-left: 3px solid var(--accent);
}

.skill-category:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.skill-category h3 {
  margin-bottom: 1rem;
  color: var(--primary);
}

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

.skill-category li {
  margin-bottom: 0.5rem;
  position: relative;
  padding-left: 1.5rem;
}

.skill-category li:before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
}

/* Nested skill items */
.sub-skills {
  margin-top: 0.5rem;
  margin-bottom: 0.5rem;
  margin-left: 1rem;
  list-style-type: none;
}

.sub-skills li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.95em;
  margin-bottom: 0.25rem;
}

.sub-skills li::before {
  content: '•';
  position: absolute;
  left: 0;
}

/* Contact Section Styling */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.contact-item {
  display: flex;
  align-items: center;
  padding: 1.5rem;
  background-color: var(--gray-100);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  box-shadow: var(--shadow);
  border-left: 3px solid var(--primary);
}

.contact-item:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.contact-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 1rem;
  border-radius: 50%;
  background-color: var(--primary);
  padding: 0.75rem;
}

.contact-icon img {
  width: 100%;
  height: 100%;
  filter: brightness(0) invert(1);
}

.contact-info h3 {
  margin: 0;
  margin-bottom: 0.25rem;
  color: var(--dark);
}

.contact-info p {
  margin: 0;
  color: var(--secondary);
  font-size: 0.9rem;
}

.contact {
  text-align: left;
}

.section-iframe {
  width: 100%;
  height: 0;
  min-height: 0;
  border: none;
  overflow: hidden;
  background: transparent;
  display: block;
}

#about .section-iframe {
  height: 300px;
}

#experience .section-iframe {
  height: 1500px;
}

#skills .section-iframe {
  height: 700px;
}

#education .section-iframe {
  height: 400px;
}

#projects .section-iframe {
  height: 300px;
}

#contact .section-iframe {
  height: 300px;
}

.education-card {
  margin-bottom: 2rem;
  border-radius: var(--radius);
  background-color: var(--gray-100);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  transition: transform 0.3s ease 0.05s, box-shadow 0.3s ease,
    background-color 0.3s ease;
  border-left: 5px solid var(--accent);
  will-change: transform;
}

.education-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.education-info,
.education-header,
.education-details,
.course-list {
  position: relative;
  z-index: 2;
}

.education-details h4 {
  margin-top: 1rem;
  margin-bottom: 0.5rem;
  color: var(--dark);
}

.course-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
  list-style-type: none;
  margin-bottom: 1rem;
}

.course-list li {
  position: relative;
  padding-left: 1.5rem;
}

.course-list li:before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
}

.note {
  font-style: italic;
  color: var(--secondary);
  margin-bottom: 0.75rem;
  padding: 0.5rem 0.75rem;
  background-color: var(--gray-200);
  display: inline-block;
  border-radius: 4px;
}

.education-divider {
  height: 1px;
  background-color: var(--gray-200);
  width: 100%;
  margin: 1rem 0;
  display: block;
  margin-bottom: 2rem;
}

.education-info h3 {
  margin-bottom: 0.6rem;
}

.education-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
}

.university-logo {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: 6px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  flex-shrink: 0;
}

.education-info {
  flex: 1;
}

.education-info h3 {
  margin-top: 0;
}

.job-header {
  display: flex;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.company-logo {
  width: 60px;
  height: 60px;
  margin-right: 1rem;
  border-radius: var(--radius);
  overflow: hidden;
  flex-shrink: 0;
  background-color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
}

.company-logo img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.job-title-info {
  flex: 1;
}

.job-title-info h3 {
  margin-top: 0;
}

.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  position: relative;
  max-width: 90%;
  max-height: 90%;
  transform: scale(0.8);
  opacity: 0;
  transition: transform 0.5s ease, opacity 0.5s ease;
}

.lightbox.active .lightbox-content {
  transform: scale(1);
  opacity: 1;
}

.lightbox-image {
  display: block;
  max-width: 100%;
  max-height: 80vh;
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.lightbox-close {
  position: absolute;
  padding-bottom: 4px;
  top: -40px;
  right: -40px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--secondary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  cursor: pointer;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

.lightbox-close:hover {
  background-color: var(--primary-dark);
  transform: scale(1.1);
}

.profile img {
  cursor: pointer;
}

.gradient-text {
  background: linear-gradient(
    to right,
    #0070f3,
    #00c9a7,
    #ff4d4d,
    #ff9900,
    #6c63ff,
    #0070f3
  );
  background-size: 400% 400%;
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  animation: gradient-shift 18s ease infinite;
  user-select: none;
}

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

/* Add a slight hover pause effect */
.gradient-text:hover {
  animation-play-state: paused;
}

/* Certificates Section */
.certificates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.certificate-card {
  background-color: var(--gray-100);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  align-items: flex-start;
  box-shadow: var(--shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border-left: 4px solid var(--primary);
}

.certificate-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.certificate-icon {
  font-size: 2rem;
  margin-right: 1rem;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.certificate-info {
  flex: 1;
}

.certificate-info h3 {
  margin-bottom: 0.5rem;
  color: var(--dark);
}

.certificate-details {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}

.certificate-details .issuer {
  font-weight: 500;
  color: var(--primary);
}

.certificate-details .issue-date {
  color: var(--secondary);
}

.certificate-description {
  font-size: 0.95rem;
  color: var(--secondary);
  margin-bottom: 1rem;
}

.certificate-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--primary);
  transition: var(--transition);
}

.certificate-link:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

.certificate-link svg {
  transition: transform 0.3s ease;
}

.certificate-link:hover svg {
  transform: translateX(2px);
}

/* Certificate score display */
.certificate-score {
  display: block;
  margin-top: 0.25rem;
  font-weight: 400;
  color: var(--primary);
}

/* Honors Section */
.honors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.honor-card {
  background-color: var(--gray-100);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  align-items: flex-start;
  box-shadow: var(--shadow);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border-left: 4px solid var(--accent);
}

.honor-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.honor-icon {
  font-size: 2rem;
  margin-right: 1rem;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.honor-info {
  flex: 1;
}

.honor-info h3 {
  margin-bottom: 0.5rem;
  color: var(--dark);
  font-size: 1.1rem;
}

.honor-details {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}

.honor-details .issuer {
  font-weight: 500;
  color: var(--primary);
}

.honor-details .issue-date {
  color: var(--secondary);
}

.honor-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--primary);
  transition: var(--transition);
}

.honor-link:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

.honor-link svg {
  transition: transform 0.3s ease;
}

.honor-link:hover svg {
  transform: translateX(2px);
}

/* Projects Section */
.projects {
  margin-bottom: 3rem;
}

.project-grid {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.project-card {
  background-color: var(--gray-100);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
  border-left: 5px solid var(--primary);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.project-header {
  display: flex;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.project-logo {
  width: 60px;
  height: 60px;
  margin-right: 1rem;
  border-radius: var(--radius);
  overflow: hidden;
  flex-shrink: 0;
  background-color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
}

.project-logo img {
  max-width: 80%;
  max-height: 80%;
  height: 40px;
  object-fit: contain;
}

.project-title-info {
  flex: 1;
}

.project-title-info h3 {
  margin: 0 0 0.5rem 0;
  color: var(--dark);
}

.project-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
  font-size: 0.95rem;
  color: var(--secondary);
}

.project-meta .company {
  font-weight: 600;
  color: var(--primary);
}

.project-description {
  margin-bottom: 1.5rem;
}

.project-description p {
  margin-bottom: 1rem;
  font-size: 1rem;
}

.project-description h4 {
  margin: 0.5rem 0;
  color: var(--dark);
}

.project-features {
  margin-left: 1.5rem;
  margin-bottom: 1rem;
}

.project-features li {
  margin-bottom: 0.5rem;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.project-tag {
  padding: 0.25rem 0.75rem;
  background-color: var(--gray-200);
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--secondary);
  font-weight: 500;
  transition: var(--transition);
}

.project-tag:hover {
  background-color: var(--primary);
  color: white;
  transform: translateY(-2px);
}

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

.project-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  background-color: var(--gray-200);
  color: var(--dark);
  font-weight: 500;
  font-size: 0.9rem;
  transition: var(--transition);
}

.project-link:hover {
  background-color: var(--primary);
  color: white;
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

html[data-theme='dark'] .project-link img {
  filter: brightness(4);
}

.region-note {
  display: inline-flex;
  align-items: center;
  margin-left: 0.75rem;
  padding: 0.5rem 0.75rem;
  background-color: var(--gray-200);
  border-radius: var(--radius);
  font-size: 0.85rem;
  color: var(--secondary);
  font-style: italic;
  vertical-align: middle;
}

.confidentiality-note {
  color: var(--text);
}

.region-note svg {
  margin-right: 0.5rem;
  flex-shrink: 0;
  color: var(--accent);
}

html[data-theme='dark'] .region-note {
  background-color: rgba(255, 255, 255, 0.05);
}

.job-card:hover,
.project-card:hover,
.education-card:hover,
.certificate-card:hover,
.honor-card:hover,
.skill-category:hover,
.contact-item:hover {
  border: none;
  outline: none;
  box-shadow: var(--shadow-lg), 0 0 0 2px transparent;
  position: relative;
  z-index: 1;
}

.job-card:hover::before,
.project-card:hover::before,
.education-card:hover::before,
.certificate-card:hover::before,
.honor-card:hover::before,
.skill-category:hover::before,
.contact-item:hover::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: calc(var(--radius) + 2px);
  padding: 2px;
  background: linear-gradient(
    to right,
    #0070f3,
    #00c9a7,
    #ff4d4d,
    #ff9900,
    #6c63ff
  );
  background-size: 300% 300%;
  animation: gradient-shift 6s ease infinite;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  -webkit-mask-composite: xor;
  z-index: -1;
  pointer-events: none;
}

.contact-item:hover {
  transform: translateY(-5px);
  transition: transform 0.3s ease;
}

.skill-category:hover {
  border-left: 3px solid transparent;
}

.job-card:hover,
.project-card:hover,
.education-card:hover {
  border-left: 5px solid transparent;
}

.certificate-card:hover,
.honor-card:hover {
  border-left: 4px solid transparent;
}

.contact-item:hover {
  border-left: 3px solid transparent;
}

.section-map {
  position: fixed;
  bottom: 20px;
  right: 80px;
  background-color: rgba(0, 0, 0, 0.15);
  border-radius: 24px;
  padding: 8px 15px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25);
  transition: all 0.3s ease;
  z-index: 900;
  opacity: 0;
  visibility: hidden;
}

.section-map.visible {
  opacity: 1;
  visibility: visible;
}

html[data-theme='dark'] .section-map {
  background-color: rgba(255, 255, 255, 0.1);
}

.section-map button {
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  color: var(--dark);
  transition: all 0.3s ease;
}

html[data-theme='dark'] .section-map button {
  color: rgb(210, 204, 204);
}

.section-map button:hover {
  background-color: var(--primary);
  color: white;
  transform: translateY(-3px);
}

.section-title {
  font-size: 1.5rem;
  font-weight: 400;
  text-transform: uppercase;
}

#current-section {
  font-size: 14px;
  font-weight: 500;
  color: var(--dark);
  min-width: 90px;
  text-align: center;
}

html[data-theme='dark'] #current-section {
  color: rgb(210, 204, 204);
}

.section-map button:active {
  transform: scale(0.95);
}

.education-header {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
}

.university-logo {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: 6px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  flex-shrink: 0;
}

.education-info {
  flex: 1;
}

.education-info h3 {
  margin-top: 0;
}

/* Add user-select: none to relevant elements */
h2,
#current-section,
.nav-counter,
nav ul li a {
  user-select: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
}

/* Change cursor to pointer on hover elements */
.job-card,
.project-card,
.education-card,
.certificate-card,
.honor-card,
.skill-category,
.contact-item,
nav ul li a,
.section-map button,
h2,
.profile img {
  cursor: pointer;
}

/* Add at the end of your CSS file */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.animate-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Mobile Responsive Design */
@media (max-width: 1024px) {
  body {
    padding: 0 1rem;
  }

  .course-list {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  /* Header & Navigation */
  header {
    padding: 1.5rem 1rem;
    margin: 1rem 0;
  }

  nav ul {
    flex-direction: column;
    align-items: center;
    width: 100%;
  }

  nav ul li {
    width: 100%;
  }

  nav ul li a {
    text-align: center;
    width: 100%;
    padding: 0.6rem;
  }

  /* Main content */
  main {
    padding: 1.5rem 1rem;
  }

  /* Job cards and project cards */
  .job-header,
  .project-header {
    flex-direction: column;
    align-items: center;
  }

  .company-logo,
  .project-logo {
    margin: 0 0 1rem 0;
    width: 80px;
    height: 80px;
  }

  .job-title-info,
  .project-title-info {
    text-align: center;
    width: 100%;
  }

  /* Skills grid */
  .skills-container {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  /* Certificate and honors grid */
  .certificates-grid,
  .honors-grid {
    grid-template-columns: 1fr;
  }

  /* Course list */
  .course-list {
    grid-template-columns: 1fr;
  }

  /* Contact grid */
  .contact-grid {
    grid-template-columns: 1fr;
  }

  /* Lightbox */
  .lightbox-close {
    top: -30px;
    right: 0;
  }

  /* Section map */
  .section-map {
    display: flex;
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--gray-100);
    border-radius: 24px;
    padding: 8px 15px;
    width: 85%;
    max-width: 300px;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.25);
    z-index: 900;
  }

  /* Center the theme toggle button on mobile */
  #theme-toggle {
    position: absolute;
    top: 0.8rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 100;
    height: 40px;
    width: 40px;
    border-radius: 50%;
    background-color: var(--gray-100);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  /* Keep mobile menu toggle positioned properly */
  .mobile-menu-toggle {
    position: absolute;
    top: 0.8rem;
    right: 1rem;
    z-index: 100;
  }
}

/* Hide hamburger menu on desktop screens by default */
.mobile-menu-toggle {
  display: none; /* Hidden on all screen sizes by default */
}

/* Only show hamburger menu on mobile screens */
@media (max-width: 768px) {
  .mobile-menu-toggle {
    display: block;
    position: absolute;
    top: 0.8rem;
    right: 1rem;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 100;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--gray-100);
  }
}

@media (max-width: 480px) {
  /* Profile */
  .profile img {
    width: 140px;
    height: 140px;
  }

  .profile h1 {
    font-size: 2rem;
  }

  /* Typography */
  h2 {
    font-size: 1.6rem;
  }

  h3 {
    font-size: 1.2rem;
  }

  p {
    font-size: 1rem;
  }

  /* Job cards */
  .job-info {
    flex-direction: column;
    gap: 0.3rem;
    align-items: center;
  }

  /* Project cards */
  .project-meta {
    flex-direction: column;
    gap: 0.3rem;
    align-items: center;
  }

  .project-links {
    flex-direction: column;
    width: 100%;
  }

  .project-link {
    width: 100%;
    justify-content: center;
  }

  /* Education cards */
  .education-place {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
  }

  /* Certificate and honor cards */
  .certificate-card,
  .honor-card {
    flex-direction: column;
  }

  .certificate-icon,
  .honor-icon {
    margin: 0 0 1rem 0;
    text-align: center;
    width: 100%;
  }

  .certificate-details,
  .honor-details {
    flex-direction: column;
    gap: 0.3rem;
    align-items: flex-start;
  }

  /* Collapsible mobile menu */
  .mobile-menu-toggle {
    display: block;
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 100;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--gray-100);
  }

  .mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    margin: 5px auto;
    background-color: var(--dark);
    transition: all 0.3s ease;
  }

  .mobile-menu-active nav ul {
    display: flex;
  }

  nav ul {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--background);
    z-index: 99;
    padding: 4rem 1rem 1rem;
    overflow-y: auto;
  }
}

/* Add a media query for very small devices */
@media (max-width: 360px) {
  .job-card,
  .project-card,
  .education-card,
  .certificate-card,
  .honor-card,
  .contact-item {
    padding: 1rem;
  }

  .achievements li,
  .project-features li {
    font-size: 0.9rem;
  }
}

/* ===== CHAT WIDGET STYLES ===== */

.chat-widget {
  position: fixed;
  bottom: 20px;
  right: 10px;
  z-index: 1000;
  font-family: inherit;
}

/* Chat Notification Popup */
.chat-notification {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 280px;
  background: var(--background);
  border: 1px solid var(--gray-200);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px) scale(0.95);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1002;
}

html[data-theme='dark'] .chat-notification {
  border-color: var(--gray-300);
  background: var(--light);
}

.chat-notification.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.notification-content {
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.notification-content p {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text);
  line-height: 1.4;
}

.notification-close {
  background: none;
  border: none;
  color: var(--secondary);
  font-size: 1.2rem;
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: var(--transition);
  line-height: 1;
  min-width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.notification-close:hover {
  color: var(--text);
  background: var(--gray-200);
}

html[data-theme='dark'] .chat-notification .notification-close:hover {
  background: var(--gray-300);
}

.notification-arrow {
  position: absolute;
  bottom: -8px;
  right: 20px;
  width: 0;
  height: 0;
  border-left: 8px solid transparent;
  border-right: 8px solid transparent;
  border-top: 8px solid var(--background);
}

html[data-theme='dark'] .notification-arrow {
  border-top-color: var(--light);
}

/* Chat Toggle Button */
.chat-toggle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  position: relative;
  overflow: hidden;
}

.chat-toggle:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 25px rgba(0, 112, 243, 0.3);
}

/* Completely disable hover effect when chat is open to prevent jumping */
.chat-widget.open .chat-toggle,
.chat-widget.open .chat-toggle:hover,
.chat-widget.open .chat-toggle:active,
.chat-widget.open .chat-toggle:focus {
  transform: none !important;
  transition: none !important;
  box-shadow: var(--shadow-lg) !important;
  pointer-events: none !important;
}

.chat-toggle .chat-icon {
  transition: var(--transition);
}

.chat-toggle .close-icon {
  position: absolute;
  opacity: 0;
  transform: rotate(90deg);
  transition: var(--transition);
}

.chat-widget.open .chat-toggle .chat-icon {
  opacity: 0;
  transform: rotate(-90deg);
}

.chat-widget.open .chat-toggle .close-icon {
  opacity: 1;
  transform: rotate(0deg);
}

/* Chat Container */
.chat-container {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 460px;
  height: 600px;
  background: var(--background);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-200);
  display: flex;
  flex-direction: column;
  opacity: 0;
  visibility: hidden;
  transform: translateY(80px) translateX(-10px) scale(1);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1001;
}

html[data-theme='dark'] .chat-container {
  border-color: var(--gray-300);
  background: var(--light);
}

.chat-widget.open .chat-container {
  opacity: 1;
  visibility: visible;
  transform: translateY(80px) translateX(-10px) scale(1);
}

/* Reset transform when in fullscreen mode */
.chat-widget.open.fullscreen .chat-container {
  transform: none;
}

.chat-widget.open::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 999;
  pointer-events: none;
}

.chat-widget.fullscreen .chat-container {
  position: fixed !important;
  top: 50% !important;
  left: 50% !important;
  transform: translate(-50%, -50%) !important;
  width: 1400px !important;
  max-width: calc(100vw - 4rem) !important;
  height: calc(100vh - 4rem) !important;
  border-radius: 16px !important;
  bottom: auto !important;
  right: auto !important;
  transition: none !important;
  transform-origin: center center !important;
}

.chat-widget.fullscreen .chat-toggle {
  display: none;
}

/* Chat Header */
.chat-header {
  display: flex;
  align-items: center;
  padding: 16px;
  border-bottom: 1px solid var(--gray-200);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  border-radius: 16px 16px 0 0;
  position: relative;
}

html[data-theme='dark'] .chat-header {
  border-bottom-color: var(--gray-300);
}

.chat-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  overflow: hidden;
  margin-right: 12px;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.chat-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.chat-info {
  flex: 1;
}

.chat-info h3 {
  font-size: 1rem;
  font-weight: 600;
  margin: 0;
  color: white;
}

.chat-status {
  font-size: 0.8rem;
  opacity: 0.9;
  margin: 0;
  color: white;
}

.chat-minimize {
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: var(--transition);
}

.chat-fullscreen {
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: var(--transition);
  margin-right: 8px;
}

.chat-fullscreen:hover {
  background: rgba(255, 255, 255, 0.2);
}

.chat-minimize:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* Chat Messages */
.chat-messages {
  flex: 1;
  padding: 16px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
}

.chat-messages::-webkit-scrollbar {
  display: none;
}

.chat-messages {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.message {
  display: flex;
  gap: 8px;
  max-width: 80%;
}

.user-message {
  align-self: flex-end;
  flex-direction: row-reverse;
}

.user-message .message-avatar {
  display: none;
}

.ai-message {
  align-self: flex-start;
}

.message-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
}

.message-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.message-content {
  background: var(--gray-100);
  padding: 12px 16px;
  border-radius: 18px;
  position: relative;
  word-wrap: break-word;
}

html[data-theme='dark'] .message-content {
  background: var(--gray-200);
}

.user-message .message-content {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
}

.message-content p {
  margin: 0 0 12px 0;
  font-size: 0.9rem;
  line-height: 1.5;
}

.message-content p:last-child {
  margin-bottom: 0;
}

/* AI Message Formatting */
.ai-message .message-content h3 {
  font-size: 1rem;
  font-weight: 700;
  margin: 16px 0 8px 0;
  color: var(--text);
  border-bottom: 2px solid var(--text);
  padding-bottom: 4px;
}

.ai-message .message-content h3:first-child {
  margin-top: 0;
}

.ai-message .message-content ul {
  margin: 8px 0 12px 0;
  padding-left: 20px;
}

.ai-message .message-content li {
  margin: 4px 0;
  font-size: 0.9rem;
  line-height: 1.4;
  color: var(--text);
}

.ai-message .message-content li.list-item-parent {
  list-style: none;
  padding-left: 0;
}

.ai-message .message-content li.list-item-nested {
  list-style: none;
  padding-left: 20px;
  margin-left: 10px;
}

.ai-message .message-content strong {
  font-weight: 600;
  color: var(--text);
}

.ai-message .message-content a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition);
}

.ai-message .message-content a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.ai-message .message-content br {
  margin: 4px 0;
}

/* Chat Input */
.chat-input-container {
  padding: 16px;
  background: var(--background);
  border-radius: 0 0 16px 16px;
}

html[data-theme='dark'] .chat-input-container {
  border-top-color: var(--gray-300);
  background: var(--light);
}

.chat-input-wrapper {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--gray-100);
  border-radius: 24px;
  padding: 8px 12px;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
  min-height: 44px;
}

html[data-theme='dark'] .chat-input-wrapper {
  background: var(--gray-200);
  border-color: var(--gray-300);
}

.chat-input-wrapper:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 112, 243, 0.1);
}

#chat-input {
  flex: 1;
  border: none;
  background: transparent;
  outline: none;
  resize: none;
  font-family: inherit;
  font-size: 0.9rem;
  line-height: 1.4;
  max-height: 100px;
  color: var(--text);
  padding: 8px 0;
  display: flex;
  align-items: center;
  min-height: 20px;
  overflow: hidden;
}

#chat-input::-webkit-scrollbar {
  display: none;
}

#chat-input {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

#chat-input::placeholder {
  color: var(--secondary);
}

.chat-send-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: var(--transition);
  flex-shrink: 0;
}

.chat-send-btn:hover {
  transform: scale(1.1);
}

.chat-send-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* Typing Indicator */
.chat-typing {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  color: var(--secondary);
  font-size: 0.8rem;
}

.typing-indicator {
  display: flex;
  gap: 4px;
}

.typing-indicator span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--secondary);
  animation: typing 1.4s infinite ease-in-out;
}

.typing-indicator span:nth-child(1) {
  animation-delay: -0.32s;
}

.typing-indicator span:nth-child(2) {
  animation-delay: -0.16s;
}

@keyframes typing {
  0%,
  80%,
  100% {
    transform: scale(0.8);
    opacity: 0.5;
  }
  40% {
    transform: scale(1);
    opacity: 1;
  }
}

.typing-animation {
  animation: typingDots 1.5s infinite;
}

@keyframes typingDots {
  0%,
  20% {
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

.typing-message .message-content {
  background: var(--gray-100);
  color: var(--secondary);
}

html[data-theme='dark'] .typing-message .message-content {
  background: var(--gray-200);
}

/* Quick Prompts */
.quick-prompts {
  position: absolute;
  margin-top: 50px;
  top: 60%;
  left: 50%;
  transform: translate(-50%, -120%);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1;
}

.prompts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.prompt-btn {
  background: var(--background);
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 0.8rem;
  color: var(--text);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  font-family: inherit;
  line-height: 1.3;
  min-width: 160px;
  height: 40px;
  white-space: normal;
  word-wrap: break-word;
}

html[data-theme='dark'] .prompt-btn {
  background: var(--light);
  border-color: var(--gray-300);
}

.prompt-btn:hover {
  background: var(--primary);
  color: white;
  border-color: var(--primary);
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(0, 112, 243, 0.2);
}

.prompt-btn:active {
  transform: translateY(0);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .chat-widget {
    bottom: 10px;
    right: 10px;
  }

  .chat-container {
    width: calc(100vw - 20px);
    height: 60vh;
    bottom: 70px;
    right: 0;
  }

  .chat-toggle {
    width: 50px;
    height: 50px;
  }
}

@media (max-width: 480px) {
  .chat-container {
    width: calc(100vw - 20px);
    height: 70vh;
  }

  .message {
    max-width: 90%;
  }

  .chat-messages {
    padding: 12px;
  }

  .chat-input-container {
    padding: 12px;
  }
}