/* =============================================
   ARUP MAHATO — PORTFOLIO CSS
   Modern, Professional, Recruiter-Friendly Theme
   ============================================= */

/* ---------- CSS Variables ---------- */
:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #111118;
  --bg-card: #16161f;
  --bg-card-hover: #1c1c28;
  --accent: #6366f1;
  --accent-light: #818cf8;
  --accent-glow: rgba(99, 102, 241, 0.15);
  --text-primary: #f0f0f5;
  --text-secondary: #a0a0b8;
  --text-muted: #6b6b80;
  --border: #2a2a3a;
  --border-light: #3a3a4a;
  --success: #10b981;
  --gradient: linear-gradient(135deg, #6366f1, #8b5cf6, #a78bfa);
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
}

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
}

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: var(--accent);
  color: #fff;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  display: block;
}

ul {
  list-style: none;
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* ---------- Utility ---------- */
.section-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 56px;
}

section {
  padding: 100px 0;
}

/* =============================================
   NAVBAR
   ============================================= */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.navbar.scrolled {
  border-bottom-color: var(--border);
  background: rgba(10, 10, 15, 0.95);
}

.nav-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.logo-bracket {
  color: var(--accent);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  padding: 8px 16px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

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

.nav-resume {
  background: var(--accent) !important;
  color: #fff !important;
  font-weight: 600;
  margin-left: 8px;
}

.nav-resume:hover {
  background: var(--accent-light) !important;
  transform: translateY(-1px);
}

.nav-resume i {
  font-size: 0.7rem;
  margin-left: 4px;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.hamburger {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  position: relative;
  transition: var(--transition);
}

.hamburger::before,
.hamburger::after {
  content: '';
  position: absolute;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
}

.hamburger::before {
  top: -7px;
}

.hamburger::after {
  top: 7px;
}

.nav-toggle.active .hamburger {
  background: transparent;
}

.nav-toggle.active .hamburger::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-toggle.active .hamburger::after {
  top: 0;
  transform: rotate(-45deg);
}

/* =============================================
   HERO SECTION
   ============================================= */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 70px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.hero-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 80px;
}

.hero-content {
  flex: 1;
  max-width: 640px;
}

.hero-greeting {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--accent);
  margin-bottom: 12px;
  letter-spacing: 0.05em;
}

.hero-name {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 8px;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.hero-description {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 36px;
}

.hero-description strong {
  color: var(--text-primary);
  font-weight: 600;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 0.925rem;
  font-weight: 600;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-family: var(--font-body);
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(99, 102, 241, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid var(--border);
}

.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.hero-socials {
  display: flex;
  gap: 16px;
}

.hero-socials a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  color: var(--text-secondary);
  font-size: 1.15rem;
  transition: var(--transition);
}

.hero-socials a:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
  transform: translateY(-3px);
}

.hero-image {
  flex-shrink: 0;
}

.hero-image-wrapper {
  position: relative;
  width: 320px;
  height: 320px;
}

.hero-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  position: relative;
  z-index: 2;
  border: 3px solid var(--border);
}

.hero-image-ring {
  position: absolute;
  inset: -12px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  opacity: 0.3;
  animation: ring-pulse 3s ease-in-out infinite;
}

@keyframes ring-pulse {
  0%, 100% { opacity: 0.2; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(1.02); }
}

.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: var(--border);
  position: relative;
  overflow: hidden;
}

.scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  width: 100%;
  height: 50%;
  background: var(--accent);
  animation: scroll-anim 2s ease-in-out infinite;
}

@keyframes scroll-anim {
  0% { top: -50%; }
  100% { top: 100%; }
}

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

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.about-text p {
  color: var(--text-secondary);
  font-size: 1.02rem;
  margin-bottom: 20px;
  line-height: 1.8;
}

.about-text strong {
  color: var(--text-primary);
  font-weight: 600;
}

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.highlight-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  transition: var(--transition);
}

.highlight-card:hover {
  border-color: var(--accent);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.highlight-icon {
  font-size: 1.5rem;
  color: var(--accent);
  margin-bottom: 12px;
}

.highlight-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.highlight-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* =============================================
   EXPERIENCE SECTION
   ============================================= */

/* Timeline */
.timeline {
  position: relative;
  max-width: 900px;
  margin: 0 auto 60px;
  padding: 20px 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin-bottom: 50px;
}

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

.timeline-dot {
  position: absolute;
  left: 50%;
  top: 0;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--bg-primary);
  transform: translateX(-50%);
  z-index: 2;
  box-shadow: 0 0 0 4px var(--accent-glow);
}

.timeline-content {
  width: calc(50% - 40px);
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  position: relative;
}

.timeline-item:nth-child(odd) .timeline-content {
  margin-left: auto;
}

.timeline-item:nth-child(even) .timeline-content {
  margin-right: auto;
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  margin-bottom: 20px;
  gap: 20px;
}

.timeline-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.timeline-content h4 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 0;
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  background: var(--bg-primary);
  padding: 6px 12px;
  border-radius: 20px;
  white-space: nowrap;
  border: 1px solid var(--border);
}

.timeline-list {
  list-style: none;
  padding: 0;
}

.timeline-list li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 12px;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

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

.timeline-list li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 1.2rem;
  line-height: 1.5;
}

.timeline-list li strong {
  color: var(--text-primary);
  font-weight: 600;
}

/* Expertise Title */
.expertise-title {
  text-align: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 32px;
  color: var(--text-primary);
}

/* Experience Cards Grid */
.experience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.exp-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.exp-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient);
  opacity: 0;
  transition: var(--transition);
}

.exp-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

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

.exp-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--accent-glow);
  color: var(--accent);
  font-size: 1.2rem;
  margin-bottom: 20px;
}

.exp-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.exp-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

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

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}

.project-card:hover {
  border-color: var(--accent);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.project-image {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.project-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 15, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  opacity: 0;
  transition: var(--transition);
}

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

.project-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 1.2rem;
  transition: var(--transition);
  transform: translateY(10px);
}

.project-card:hover .project-link {
  transform: translateY(0);
}

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

.project-content {
  padding: 24px;
}

.project-type {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
}

.project-content h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 8px 0 12px;
}

.project-content p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.project-tech span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 4px 10px;
  background: var(--accent-glow);
  color: var(--accent-light);
  border-radius: 20px;
  border: 1px solid rgba(99, 102, 241, 0.2);
}

/* =============================================
   SKILLS SECTION
   ============================================= */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 48px;
}

.skill-category {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: var(--transition);
}

.skill-category:hover {
  border-color: var(--border-light);
}

.skill-category > h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.skill-category > h3 i {
  color: var(--accent);
  margin-right: 8px;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.skill-tag {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.skill-tag:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
}

.skill-tag img {
  width: 28px;
  height: 28px;
  object-fit: contain;
  border-radius: 4px;
}

.skill-tag span {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
}

.skill-tag.no-img i {
  font-size: 1.3rem;
  color: var(--accent);
}

/* Soft Skills */
.soft-skills {
  text-align: center;
}

.soft-skills-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.soft-skills-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.soft-skills-tags span {
  padding: 10px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 30px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
}

.soft-skills-tags span i {
  color: var(--accent);
  margin-right: 6px;
}

.soft-skills-tags span:hover {
  border-color: var(--accent);
  color: var(--text-primary);
  background: var(--accent-glow);
}

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

.github-section .calendar {
  background: var(--bg-card) !important;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 40px;
  color: var(--text-secondary) !important;
}

.github-stats {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.github-stats img {
  max-width: 480px;
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

/* =============================================
   CONTACT SECTION
   ============================================= */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
}

.contact-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.contact-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent-glow);
  color: var(--accent);
  font-size: 1.25rem;
  margin: 0 auto 16px;
}

.contact-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.contact-card a,
.contact-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

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

.contact-socials {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
}

.social-link i {
  font-size: 1.1rem;
}

.social-link:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
  transform: translateY(-2px);
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  text-align: center;
}

.footer-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.footer p {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.footer-tagline {
  font-family: var(--font-mono);
  font-size: 0.8rem !important;
  color: var(--accent) !important;
  margin-top: 8px;
}

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

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

/* =============================================
   RESPONSIVE DESIGN
   ============================================= */

/* Tablet */
@media (max-width: 1024px) {
  .hero-container {
    gap: 40px;
  }

  .hero-name {
    font-size: 2.8rem;
  }

  .hero-image-wrapper {
    width: 260px;
    height: 260px;
  }

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

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

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

/* Tablet Portrait */
@media (max-width: 768px) {
  section {
    padding: 80px 0;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .section-subtitle {
    margin-bottom: 40px;
  }

  /* Navbar Mobile */
  .nav-toggle {
    display: block;
  }

  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 16px 24px;
    gap: 4px;
    transform: translateY(-120%);
    opacity: 0;
    transition: var(--transition);
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
  }

  .nav-link {
    padding: 12px 16px;
    width: 100%;
    text-align: center;
  }

  .nav-resume {
    margin-left: 0;
    margin-top: 8px;
    text-align: center;
    display: block;
  }

  /* Hero Mobile */
  .hero-container {
    flex-direction: column-reverse;
    text-align: center;
    gap: 40px;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero-name {
    font-size: 2.5rem;
  }

  .hero-title {
    font-size: 1.2rem;
  }

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

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

  .hero-image-wrapper {
    width: 220px;
    height: 220px;
  }

  .scroll-indicator {
    display: none;
  }

  /* About Mobile */
  .about-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-highlights {
    grid-template-columns: 1fr 1fr;
  }

  /* Experience Mobile */
  .timeline::before {
    left: 20px;
  }

  .timeline-dot {
    left: 20px;
  }

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

  .timeline-header {
    flex-direction: column;
    gap: 8px;
  }

  .timeline-date {
    align-self: flex-start;
  }

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

  /* Projects Mobile */
  .projects-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }

  /* Skills Mobile */
  .skills-grid {
    grid-template-columns: 1fr;
  }

  /* Contact Mobile */
  .contact-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto 48px;
  }
}

/* Mobile Small */
@media (max-width: 480px) {
  .section-container {
    padding: 0 16px;
  }

  .hero-name {
    font-size: 2rem;
  }

  .hero-description {
    font-size: 0.95rem;
  }

  .btn {
    padding: 12px 22px;
    font-size: 0.85rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .about-highlights {
    grid-template-columns: 1fr;
  }

  .highlight-card {
    padding: 20px;
  }

  .project-image {
    height: 180px;
  }

  .github-stats {
    flex-direction: column;
    align-items: center;
  }

  .contact-socials {
    flex-direction: column;
    align-items: center;
  }
}