@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  /* Fonts */
  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Common Transitions */
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-glow: all 0.4s ease;

  /* Light Theme Colors (Default) */
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --accent-primary: #4f46e5;
  --accent-secondary: #0d9488;
  --accent-gradient: linear-gradient(135deg, #4f46e5 0%, #0d9488 100%);
  --accent-glow: rgba(79, 70, 229, 0.1);
  --border-color: #e2e8f0;
  --card-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.05), 0 2px 4px -2px rgb(0 0 0 / 0.05);
  --card-shadow-hover: 0 20px 25px -5px rgb(0 0 0 / 0.08), 0 8px 10px -6px rgb(0 0 0 / 0.08);
  --glass-bg: rgba(255, 255, 255, 0.75);
  --glass-border: rgba(255, 255, 255, 0.4);
  --navbar-height: 80px;
}

[data-theme="dark"] {
  /* Dark Theme Colors */
  --bg-primary: #070a13;
  --bg-secondary: #0f1524;
  --bg-tertiary: #172033;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-primary: #6366f1;
  --accent-secondary: #14b8a6;
  --accent-gradient: linear-gradient(135deg, #6366f1 0%, #14b8a6 100%);
  --accent-glow: rgba(99, 102, 241, 0.2);
  --border-color: #1e293b;
  --card-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.3), 0 2px 4px -2px rgb(0 0 0 / 0.3);
  --card-shadow-hover: 0 20px 25px -5px rgb(0 0 0 / 0.4), 0 8px 10px -6px rgb(0 0 0 / 0.4);
  --glass-bg: rgba(7, 10, 19, 0.75);
  --glass-border: rgba(255, 255, 255, 0.03);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--navbar-height);
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-secondary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color 0.5s ease, color 0.5s ease;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.2;
}

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

a:hover {
  color: var(--accent-secondary);
}

ul {
  list-style: none;
}

/* Section Common Styles */
section {
  padding: 6rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 3.5rem;
  position: relative;
  display: inline-block;
  color: var(--text-primary);
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 4px;
  background: var(--accent-gradient);
  border-radius: 2px;
}

/* Scroll Animation Classes */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Glassmorphism utility */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--card-shadow);
}

/* Header & Navbar */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  transition: var(--transition-smooth);
}

.header.scrolled {
  background: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.03);
}

.navbar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem 2rem;
  transition: var(--transition-smooth);
}

.header.scrolled .navbar-container {
  padding: 1rem 2rem;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-gradient);
  display: inline-block;
}

.nav-menu {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-link {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-secondary);
  position: relative;
  padding: 0.5rem 0;
}

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

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

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

.nav-controls {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

/* Theme Toggle */
.theme-toggle-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  font-size: 1.1rem;
  transition: var(--transition-smooth);
  background-color: var(--bg-secondary);
  box-shadow: var(--card-shadow);
}

.theme-toggle-btn:hover {
  transform: rotate(45deg) scale(1.05);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.theme-toggle-btn .fa-sun {
  display: none;
}

[data-theme="dark"] .theme-toggle-btn .fa-moon {
  display: none;
}

[data-theme="dark"] .theme-toggle-btn .fa-sun {
  display: block;
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--text-primary);
  cursor: pointer;
  transition: var(--transition-smooth);
}

/* Hero Section */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--navbar-height) + 2rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 4rem;
  width: 100%;
  align-items: center;
}

.hero-text-content {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.hero-badge {
  background: var(--accent-glow);
  color: var(--accent-primary);
  border: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  align-self: flex-start;
  font-family: var(--font-heading);
}

.hero-badge-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-secondary);
  animation: pulse-badge 2s infinite;
}

@keyframes pulse-badge {
  0% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(20, 184, 166, 0.7);
  }
  70% {
    transform: scale(1);
    box-shadow: 0 0 0 6px rgba(20, 184, 166, 0);
  }
  100% {
    transform: scale(0.95);
    box-shadow: 0 0 0 0 rgba(20, 184, 166, 0);
  }
}

.hero-title {
  font-size: 4rem;
  font-weight: 800;
  letter-spacing: -1px;
}

.gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.5rem;
  color: var(--text-primary);
  font-weight: 600;
  font-family: var(--font-heading);
}

.hero-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  max-width: 600px;
}

.hero-ctas {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.75rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  font-family: var(--font-heading);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-primary {
  background: var(--accent-gradient);
  color: #ffffff !important;
  box-shadow: 0 4px 14px var(--accent-glow);
  border: none;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px var(--accent-glow), 0 0 8px var(--accent-primary);
}

.btn-secondary {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  box-shadow: var(--card-shadow);
}

.btn-secondary:hover {
  transform: translateY(-3px);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

/* Hero Socials */
.hero-socials {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

.social-node {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 1.2rem;
  box-shadow: var(--card-shadow);
  transition: var(--transition-smooth);
}

.social-node:hover {
  transform: translateY(-5px);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  box-shadow: 0 8px 15px var(--accent-glow);
}

/* Hero Image Column */
.hero-image-container {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-image-wrapper {
  position: relative;
  width: 320px;
  height: 320px;
  border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; /* Blob effect */
  background: var(--accent-gradient);
  padding: 6px;
  box-shadow: 0 15px 35px var(--accent-glow);
  animation: blob-bounce 8s ease-in-out infinite alternate;
  overflow: hidden;
}

@keyframes blob-bounce {
  0% {
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
  }
  100% {
    border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
  }
}

.hero-image-mask {
  width: 100%;
  height: 100%;
  background: var(--bg-secondary);
  border-radius: inherit;
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-img {
  width: 100%;
  height: 120%;
  object-fit: cover;
  object-position: top;
  transition: var(--transition-slow);
  transform: scale(1.1) translateY(10px);
}

.hero-image-wrapper:hover .hero-img {
  transform: scale(1.15) translateY(0);
}

.hero-image-bg-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 110%;
  height: 110%;
  background: radial-gradient(circle, var(--accent-primary) 0%, transparent 60%);
  opacity: 0.15;
  filter: blur(20px);
  z-index: -1;
  pointer-events: none;
}

/* About Section Quick Cards */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.about-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.about-intro-text {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.highlight-bold {
  color: var(--text-primary);
  font-weight: 600;
}

.about-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.about-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  padding: 2rem 1.5rem;
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: var(--transition-smooth);
  box-shadow: var(--card-shadow);
}

.about-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-primary);
  box-shadow: var(--card-shadow-hover);
}

.about-card-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-primary);
  font-size: 1.4rem;
}

.about-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

.about-card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Experience Section (Timeline) */
.timeline-container {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: 1rem 0;
}

.timeline-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 2rem;
  height: 100%;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent-primary) 0%, var(--border-color) 70%, transparent 100%);
}

.timeline-card {
  position: relative;
  padding-left: 5.5rem;
  margin-bottom: 4rem;
}

.timeline-card:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: calc(2rem - 8px);
  top: 1.5rem;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 4px solid var(--accent-primary);
  box-shadow: 0 0 10px var(--accent-glow);
  z-index: 2;
  transition: var(--transition-smooth);
}

.timeline-card:hover .timeline-dot {
  background: var(--accent-primary);
  transform: scale(1.2);
  box-shadow: 0 0 15px var(--accent-primary);
}

.timeline-card.current .timeline-dot {
  border-color: var(--accent-secondary);
  box-shadow: 0 0 15px var(--accent-secondary);
  animation: pulse-timeline-dot 2.5s infinite;
}

@keyframes pulse-timeline-dot {
  0% {
    box-shadow: 0 0 0 0 rgba(20, 184, 166, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(20, 184, 166, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(20, 184, 166, 0);
  }
}

.timeline-content {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: var(--card-shadow);
  transition: var(--transition-smooth);
}

.timeline-card:hover .timeline-content {
  transform: translateY(-3px);
  box-shadow: var(--card-shadow-hover);
  border-color: var(--accent-primary);
}

.timeline-card.current .timeline-content {
  border: 1.5px solid var(--accent-secondary);
  box-shadow: 0 8px 30px rgba(20, 184, 166, 0.05);
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1.25rem;
  gap: 1.5rem;
}

.job-info {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.job-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
}

.company-name {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.company-name .current-tag {
  background: var(--accent-secondary);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  font-family: var(--font-heading);
}

.job-duration {
  font-size: 0.9rem;
  font-weight: 600;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
  align-self: flex-start;
  white-space: nowrap;
  border: 1px solid var(--border-color);
}

.timeline-card.current .job-duration {
  background: var(--accent-glow);
  color: var(--accent-primary);
  border-color: rgba(99, 102, 241, 0.2);
}

/* Education Section */
.edu-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.edu-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2.5rem 2rem;
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  transition: var(--transition-smooth);
}

.edu-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-primary);
  box-shadow: var(--card-shadow-hover);
}

.edu-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.edu-school {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
}

.edu-year {
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--bg-tertiary);
  color: var(--text-primary);
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  white-space: nowrap;
}

.edu-major {
  font-size: 1.05rem;
  color: var(--accent-primary);
  font-weight: 600;
}

.edu-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: auto;
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
}

.edu-gpa {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.gpa-value {
  color: var(--accent-secondary);
  font-size: 1.1rem;
  font-weight: 700;
}

/* Skills Section */
.skills-container {
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
}

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

.skills-subheading {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.skills-subheading i {
  color: var(--accent-primary);
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 1.25rem;
}

.skill-node {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 1.5rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  box-shadow: var(--card-shadow);
  transition: var(--transition-glow);
  cursor: default;
}

.skill-node i {
  font-size: 2.8rem;
  color: var(--text-secondary);
  transition: var(--transition-smooth);
}

.skill-node span {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  transition: var(--transition-smooth);
}

.skill-node:hover {
  transform: translateY(-5px);
  border-color: var(--brand-color, var(--accent-primary));
  box-shadow: 0 10px 20px -5px var(--brand-glow, var(--accent-glow));
}

.skill-node:hover i {
  color: var(--brand-color, var(--accent-primary));
  transform: scale(1.1);
}

.skill-node:hover span {
  color: var(--brand-color, var(--accent-primary));
}

/* Workflow area */
.workflow-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-top: 1rem;
}

.workflow-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--card-shadow);
  transition: var(--transition-smooth);
}

.workflow-item:hover {
  border-color: var(--accent-primary);
  transform: translateX(5px);
}

.workflow-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent-glow);
  color: var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

.workflow-text {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

/* Certifications Section */
.certs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.cert-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2.25rem 2rem;
  box-shadow: var(--card-shadow);
  display: flex;
  gap: 1.5rem;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.cert-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--accent-gradient);
  opacity: 0;
  transition: var(--transition-smooth);
}

.cert-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--card-shadow-hover);
  border-color: var(--accent-primary);
}

.cert-card:hover::before {
  opacity: 1;
}

.cert-badge-container {
  font-size: 2.2rem;
  color: var(--accent-primary);
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.cert-details {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.cert-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.35;
}

.cert-issuer {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-secondary);
}

.cert-meta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
  background: var(--bg-tertiary);
  padding: 0.25rem 0.6rem;
  border-radius: 6px;
  align-self: flex-start;
  margin-top: auto;
}

/* Footer Section */
.footer {
  border-top: 1px solid var(--border-color);
  background: var(--bg-secondary);
  padding: 4rem 2rem;
  text-align: center;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.footer-socials {
  display: flex;
  gap: 1rem;
}

.footer-social-link {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 1rem;
  transition: var(--transition-smooth);
}

.footer-social-link:hover {
  transform: translateY(-3px);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  box-shadow: 0 4px 10px var(--accent-glow);
}

.footer-text {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Mobile Responsive Adjustments */
@media (max-width: 992px) {
  section {
    padding: 4.5rem 1.5rem;
  }
  
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3.5rem;
    text-align: center;
  }

  .hero-badge {
    align-self: center;
  }

  .hero-text-content {
    order: 2;
  }

  .hero-image-container {
    order: 1;
  }

  .hero-title {
    font-size: 3rem;
  }

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

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

  .about-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .edu-grid {
    grid-template-columns: 1fr;
  }
  
  .certs-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: var(--navbar-height);
    left: -100%;
    width: 100%;
    height: calc(100vh - var(--navbar-height));
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    flex-direction: column;
    padding: 3rem 2rem;
    gap: 2.5rem;
    align-items: flex-start;
    transition: var(--transition-smooth);
    z-index: 999;
    box-shadow: var(--card-shadow);
  }

  .nav-menu.mobile-active {
    left: 0;
  }

  .mobile-toggle {
    display: block;
  }

  .navbar-container {
    padding: 1.25rem 1.5rem;
  }

  .header.scrolled .navbar-container {
    padding: 1rem 1.5rem;
  }

  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.25rem;
  }

  .timeline-container::before {
    left: 1rem;
  }

  .timeline-card {
    padding-left: 3rem;
  }

  .timeline-dot {
    left: calc(1rem - 9px);
  }

  .timeline-header {
    flex-direction: column;
    gap: 0.75rem;
  }

  .job-duration {
    align-self: flex-start;
  }

  .workflow-list {
    grid-template-columns: 1fr;
  }

  .about-cards-grid {
    grid-template-columns: 1fr;
  }
  
  .cert-card {
    flex-direction: column;
    gap: 1rem;
  }
}