/* ==================== HEADER & NAVIGATION ==================== */
.main-header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(15, 20, 25, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  z-index: var(--z-sticky);
  transition: all var(--transition-base);
}

.main-header.scrolled {
  box-shadow: var(--shadow-lg);
}

.navbar {
  padding: var(--space-md) 0;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-brand .logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.logo-text {
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--text-primary);
  font-family: var(--font-secondary);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
}

.nav-link {
  position: relative;
  color: var(--text-secondary);
  font-weight: var(--fw-medium);
  transition: color var(--transition-base);
  padding: var(--space-sm) 0;
}

.nav-link:hover {
  color: var(--text-primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: width var(--transition-base);
}

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

.nav-link.btn-primary {
  background: var(--primary-color);
  color: white;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-md);
}

.nav-link.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

/* Mobile Navigation Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  width: 30px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 3px;
  background: var(--text-primary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
}

/* ==================== HERO SECTION ==================== */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: calc(80px + var(--space-3xl));
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--primary-color) 0%, transparent 70%);
  opacity: 0.1;
  top: -250px;
  right: -250px;
  animation: pulse 4s ease-in-out infinite;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.hero-text .greeting {
  color: var(--primary-color);
  font-size: var(--fs-lg);
  font-weight: var(--fw-medium);
  display: block;
  margin-bottom: var(--space-sm);
  animation: fadeIn 0.5s ease-out;
}

.hero-title {
  font-size: clamp(var(--fs-3xl), 5vw, var(--fs-5xl));
  margin-bottom: var(--space-lg);
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary-color) 100%);
  -webkit-text-fill-color: transparent;
  animation: fadeIn 0.6s ease-out 0.1s both;
}

.hero-subtitle {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  animation: fadeIn 0.7s ease-out 0.2s both;
}

.dynamic-text {
  font-size: var(--fs-2xl);
  color: var(--primary-color);
  font-weight: var(--fw-semibold);
}

.text-cursor {
  font-size: var(--fs-2xl);
  color: var(--primary-color);
  animation: blink 1s infinite;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

.hero-description {
  font-size: var(--fs-lg);
  line-height: 1.8;
  margin-bottom: var(--space-xl);
  animation: fadeIn 0.8s ease-out 0.3s both;
}

.hero-cta {
  display: flex;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
  animation: fadeIn 0.9s ease-out 0.4s both;
}


.profile-img {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeIn 1s ease-out 0.5s both;
    background-image: url('../images/Me/Me.jpeg');
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    width: 400px;
    height: 400px;
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    border: 4px solid var(--primary-color);
}

/* Social Links */
.social-links {
  display: flex;
  gap: var(--space-lg);
  animation: fadeIn 1s ease-out 0.5s both;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 45px;
  height: 45px;
  border-radius: var(--radius-lg);
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  transition: all var(--transition-base);
}

.social-links a:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-3px);
}

/* ==================== ABOUT SECTION ==================== */
.about-section {
  background: var(--bg-secondary);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-title {
  position: relative;
  display: inline-block;
  margin-bottom: var(--space-lg);
}

.section-line {
  width: 60px;
  height: 4px;
  background: var(--primary-color);
  margin: 0 auto;
  border-radius: var(--radius-sm);
}

.about-content {
  max-width: 900px;
  margin: 0 auto;
}

.lead {
  font-size: var(--fs-xl);
  color: var(--text-primary);
  margin-bottom: var(--space-xl);
  font-weight: var(--fw-medium);
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-3xl);
  padding-top: var(--space-3xl);
  border-top: 1px solid var(--border-color);
}

.stat-item {
  text-align: center;
}

.stat-number {
  display: block;
  font-size: var(--fs-4xl);
  font-weight: var(--fw-bold);
  color: var(--primary-color);
  margin-bottom: var(--space-sm);
}

.stat-label {
  color: var(--text-secondary);
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ==================== PROJECTS SECTION ==================== */
.projects-section {
  background: var(--bg-secondary);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-2xl);
  margin-top: var(--space-3xl);
}

.project-card {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  animation: fadeIn 0.6s ease-out;
}

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

.project-image {
  position: relative;
  height: 250px;
  overflow: hidden;
  background: var(--bg-tertiary);
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.project-card:hover .project-image img {
  transform: scale(1.05);
}

.project-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.project-card:hover .project-overlay {
  opacity: 1;
}

.project-links {
  display: flex;
  gap: var(--space-lg);
}

.project-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 45px;
  height: 45px;
  background: var(--primary-color);
  color: white;
  border-radius: 50%;
  transition: all var(--transition-base);
}

.project-link:hover {
  background: var(--primary-light);
  transform: scale(1.1);
}

.project-content {
  padding: var(--space-xl);
}

.project-title {
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  font-size: var(--fs-xl);
}

.project-description {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.tech-tag {
  background: var(--bg-tertiary);
  color: var(--primary-color);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
}

/* ==================== SKILLS SECTION ==================== */
.skills-section {
  background: var(--bg-primary);
}

.skills-container {
  display: grid;
  gap: var(--space-3xl);
  margin-top: var(--space-3xl);
}

.skill-category {
  background: var(--bg-card);
  padding: var(--space-2xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.category-title {
  color: var(--primary-color);
  margin-bottom: var(--space-xl);
  font-size: var(--fs-xl);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--space-lg);
}

.skill-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-lg);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  cursor: pointer;
}

.skill-item:hover {
  background: var(--bg-tertiary);
  transform: translateY(-3px);
}

.skill-item i {
  font-size: var(--fs-3xl);
  color: var(--primary-color);
}

.skill-item span {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  text-align: center;
}

/* GitHub Stats */
.github-stats-section {
  margin-top: var(--space-3xl);
  padding-top: var(--space-3xl);
  border-top: 1px solid var(--border-color);
}

.subsection-title {
  text-align: center;
  color: var(--text-primary);
  margin-bottom: var(--space-2xl);
}

.github-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-xl);
  justify-items: center;
}

.github-stat {
  max-width: 100%;
  border-radius: var(--radius-lg);
}

/* ==================== ENHANCED TIMELINE STYLES ==================== */
.container-wide {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.timeline-wrapper {
    padding: var(--space-3xl) 0;
    overflow-x: auto;
}

.timeline {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    width: 48%;
    margin-bottom: var(--space-3xl);
    animation: fadeIn 0.6s ease-out;
}

.timeline-item.left {
    left: 0;
    text-align: right;
    padding-right: var(--space-3xl);
}

.timeline-item.right {
    left: 52%;
    padding-left: var(--space-3xl);
}

.timeline-marker {
    position: absolute;
    top: 30px;
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border: 4px solid var(--bg-primary);
    border-radius: 50%;
    z-index: 2;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.2);
}

.timeline-item.left .timeline-marker {
    right: -10px;
}

.timeline-item.right .timeline-marker {
    left: -10px;
}

.timeline-content {
    background: var(--bg-card);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    position: relative;
    transition: all var(--transition-base);
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.current-position {
    border: 2px solid var(--primary-color);
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(102, 126, 234, 0.1) 100%);
}

.current-badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--primary-color);
    color: white;
    padding: var(--space-xs) var(--space-md);
    font-size: var(--fs-xs);
    border-radius: var(--radius-sm);
    font-weight: var(--fw-bold);
    letter-spacing: 1px;
}

.timeline-date {
    display: inline-block;
    background: var(--bg-tertiary);
    color: var(--primary-color);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-md);
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
    margin-bottom: var(--space-md);
}

/* Project Showcase in Timeline */
.project-showcase {
    margin: var(--space-lg) 0;
    padding: var(--space-md);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    text-align: center;
}

.showcase-image {
    max-width: 100%;
    height: auto;
    max-height: 200px;
    object-fit: contain;
    border-radius: var(--radius-sm);
}

/* Certificate Badge */
.certificate-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-md);
    padding: var(--space-xs) var(--space-md);
    background: var(--secondary-color);
    color: white;
    border-radius: var(--radius-sm);
    font-size: var(--fs-sm);
    font-weight: var(--fw-semibold);
}

.certificate-badge i {
    font-size: var(--fs-base);
}

/* ==================== ENHANCED CONTACT SECTION ==================== */
.contact-content-centered {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.contact-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-xl);
    margin: var(--space-3xl) 0;
}

.contact-card {
    background: var(--bg-card);
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
}

.contact-card:hover {
    transform: translateY(-5px);
    background: var(--bg-tertiary);
}

.contact-card i {
    font-size: var(--fs-3xl);
    color: var(--primary-color);
    margin-bottom: var(--space-md);
}

.contact-card h4 {
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
    font-size: var(--fs-lg);
}

.contact-card a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--transition-base);
}

.contact-card a:hover {
    color: var(--primary-color);
}

/* Contact CTA */
.contact-cta {
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(102, 126, 234, 0.1) 100%);
    padding: var(--space-3xl);
    border-radius: var(--radius-xl);
    margin: var(--space-3xl) 0;
    border: 1px solid var(--border-color);
}

.contact-cta h3 {
    color: var(--primary-color);
    margin-bottom: var(--space-md);
    font-size: var(--fs-3xl);
}

.contact-buttons {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
    margin-top: var(--space-xl);
}

.btn-secondary {
    background: var(--secondary-color);
    color: white;
}

.btn-secondary:hover {
    background: #3da862;
    transform: translateY(-2px);
}

/* Social Connect */
.social-connect {
    margin-top: var(--space-3xl);
}

.social-connect h4 {
    color: var(--text-primary);
    margin-bottom: var(--space-xl);
}

.social-links-large {
    display: flex;
    gap: var(--space-lg);
    justify-content: center;
    flex-wrap: wrap;
}

.social-link-card {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    background: var(--bg-card);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    text-decoration: none;
    transition: all var(--transition-base);
    border: 1px solid var(--border-color);
}

.social-link-card:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
    border-color: var(--primary-color);
}

.social-link-card i {
    font-size: var(--fs-xl);
}

/* Footer Services */
.footer-services ul {
    list-style: none;
}

.footer-services li {
    color: var(--text-secondary);
    margin-bottom: var(--space-sm);
    padding-left: var(--space-lg);
    position: relative;
}

.footer-services li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.footer-tagline {
    margin-top: var(--space-sm);
    font-style: italic;
    color: var(--text-muted);
    font-size: var(--fs-sm);
}

/* Responsive Timeline */
@media (max-width: 968px) {
    .timeline::before {
        left: 40px;
    }
    
    .timeline-item {
        width: 100%;
        padding-left: 80px !important;
        padding-right: 0 !important;
        text-align: left !important;
    }
    
    .timeline-item.right {
        left: 0;
    }
    
    .timeline-marker {
        left: 30px !important;
        right: auto !important;
    }
    
    .contact-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .contact-cards {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .timeline-item {
        padding-left: 60px !important;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-marker {
        left: 10px !important;
    }
}

/* ==================== FOOTER ==================== */
.main-footer {
  background: var(--bg-tertiary);
  padding: var(--space-3xl) 0 var(--space-xl);
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand h3 {
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.footer-brand p {
  color: var(--text-secondary);
}

.footer-links h4,
.footer-social h4 {
  color: var(--text-primary);
  font-size: var(--fs-lg);
  margin-bottom: var(--space-lg);
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-links a {
  color: var(--text-secondary);
  transition: color var(--transition-base);
}

.footer-links a:hover {
  color: var(--primary-color);
}

.social-icons {
  display: flex;
  gap: var(--space-md);
}

.social-icons a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border-radius: 50%;
  transition: all var(--transition-base);
}

.social-icons a:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-3px);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border-color);
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: var(--fs-sm);
  margin-bottom: var(--space-xs);
}

.footer-bottom i {
  color: red;
  animation: pulse 1.5s ease-in-out infinite;
}

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 768px) {
  /* Navigation */
  .nav-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: var(--bg-secondary);
    flex-direction: column;
    justify-content: flex-start;
    padding: var(--space-2xl);
    transition: left var(--transition-base);
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  /* Hero Section */
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-image {
    order: -1;
  }
  
  .profile-img {
    width: 250px;
    height: 250px;
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  .social-links {
    justify-content: center;
  }
  
  /* About Stats */
  .about-stats {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
  
  /* Timeline */
  .timeline::before {
    left: 30px;
  }
  
  .timeline-item {
    width: 100%;
    padding-left: 60px;
    text-align: left !important;
  }
  
  .timeline-item:nth-child(even) {
    left: 0;
  }
  
  .timeline-item::after {
    left: 20px !important;
    right: auto !important;
  }
  
  .tags {
    justify-content: flex-start !important;
  }
  
  /* Projects */
  .projects-grid {
    grid-template-columns: 1fr;
  }
  
  /* Contact */
  .contact-content {
    grid-template-columns: 1fr;
  }
  
  /* Footer */
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .social-icons {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  /* Typography */
  :root {
    font-size: 14px;
  }
  
  /* Container */
  .container {
    padding: 0 var(--space-md);
  }
  
  /* Section Spacing */
  section {
    padding: var(--space-3xl) 0;
  }
}