/* ============================================
   Design Tokens
   ============================================ */
:root {
  /* Colors */
  --bg-primary: #0a0a0f;
  --bg-secondary: #111118;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.06);
  --bg-glass: rgba(255, 255, 255, 0.04);
  --border: rgba(255, 255, 255, 0.06);
  --border-hover: rgba(255, 255, 255, 0.12);

  --text-primary: #f0f0f5;
  --text-secondary: #8b8b9e;
  --text-tertiary: #5a5a6e;

  --accent: #6c63ff;
  --accent-hover: #7b73ff;
  --accent-glow: rgba(108, 99, 255, 0.15);
  --gradient-1: linear-gradient(135deg, #6c63ff 0%, #a855f7 50%, #ec4899 100%);
  --gradient-2: linear-gradient(135deg, #6c63ff, #8b5cf6);
  --gradient-text: linear-gradient(135deg, #6c63ff 0%, #a855f7 40%, #ec4899 100%);

  /* Spacing */
  --section-padding: 120px 0;
  --container-width: 1100px;
  --border-radius: 16px;
  --border-radius-sm: 10px;
  --border-radius-xs: 6px;

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.2s var(--ease-out);
  --transition-normal: 0.4s var(--ease-out);
  --transition-slow: 0.6s var(--ease-out);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  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: white;
}

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

ul {
  list-style: none;
}

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

/* ============================================
   Particles Canvas
   ============================================ */
#particles-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

/* ============================================
   Navigation
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0 32px;
  transition: background var(--transition-normal), box-shadow var(--transition-normal), backdrop-filter var(--transition-normal);
}

.nav.scrolled {
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  box-shadow: 0 1px 0 var(--border);
}

.nav-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  transition: opacity var(--transition-fast);
}

.nav-logo:hover {
  opacity: 0.8;
}

.accent-dot {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 8px;
}

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

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

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  background: rgba(10, 10, 15, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 16px 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  z-index: 999;
  transform: translateY(-110%);
  opacity: 0;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
  border-bottom: 1px solid var(--border);
}

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

.mobile-link {
  padding: 12px 16px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: 10px;
  transition: color var(--transition-fast), background var(--transition-fast);
}

.mobile-link:hover {
  color: var(--text-primary);
  background: var(--bg-card-hover);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 32px 80px;
  z-index: 1;
}

.hero-content {
  max-width: var(--container-width);
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.hero-greeting {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.hero-name {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

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

.hero-role-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.hero-role-label {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.hero-divider {
  color: var(--text-tertiary);
}

.hero-location {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.hero-summary {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 520px;
  margin-bottom: 36px;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: inherit;
  border-radius: 12px;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
}

.btn-primary {
  background: var(--gradient-2);
  color: white;
  box-shadow: 0 4px 24px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(108, 99, 255, 0.3);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-hover);
}

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

/* Hero Visual */
.hero-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
}

.hero-avatar-ring {
  position: relative;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: var(--gradient-1);
  padding: 4px;
  animation: ring-rotate 8s linear infinite;
}

@keyframes ring-rotate {
  0% { box-shadow: 0 0 40px rgba(108, 99, 255, 0.2), 0 0 80px rgba(168, 85, 247, 0.1); }
  50% { box-shadow: 0 0 60px rgba(108, 99, 255, 0.3), 0 0 100px rgba(236, 72, 153, 0.15); }
  100% { box-shadow: 0 0 40px rgba(108, 99, 255, 0.2), 0 0 80px rgba(168, 85, 247, 0.1); }
}

.hero-avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  overflow: hidden;
  background: var(--bg-secondary);
}

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

.hero-stats {
  display: flex;
  gap: 24px;
}

.stat-card {
  text-align: center;
  padding: 16px 24px;
  background: var(--bg-glass);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-sm);
  min-width: 100px;
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.stat-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
}

.stat-number {
  font-size: 1.8rem;
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-suffix {
  font-size: 1.4rem;
  font-weight: 700;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 4px;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
}

.scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}

@keyframes scroll-pulse {
  0%, 100% { opacity: 1; transform: scaleY(1); }
  50% { opacity: 0.3; transform: scaleY(0.6); }
}

/* ============================================
   Section Base Styles
   ============================================ */
.section {
  position: relative;
  padding: var(--section-padding);
  z-index: 1;
}

.section-alt {
  background: var(--bg-secondary);
}

.section-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 32px;
}

.section-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 60px;
}

.section-tag {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--accent);
  padding: 6px 14px;
  background: var(--accent-glow);
  border-radius: var(--border-radius-xs);
  border: 1px solid rgba(108, 99, 255, 0.2);
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.section-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, var(--border-hover), transparent);
}

/* ============================================
   About Section
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: start;
}

.about-text p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.9;
  margin-bottom: 20px;
}

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

.about-details {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.detail-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 22px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--border-radius-sm);
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.detail-card:hover {
  border-color: var(--border-hover);
  transform: translateX(4px);
}

.detail-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--accent-glow);
  border-radius: 10px;
  color: var(--accent);
  flex-shrink: 0;
}

.detail-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.detail-value {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-top: 2px;
}

/* ============================================
   Skills Section
   ============================================ */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.skill-card {
  padding: 32px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  text-align: center;
  transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.skill-card:hover {
  border-color: var(--accent);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px var(--accent-glow);
}

.skill-icon-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: var(--accent-glow);
  color: var(--accent);
  margin-bottom: 20px;
  transition: background var(--transition-fast);
}

.skill-card:hover .skill-icon-wrap {
  background: rgba(108, 99, 255, 0.25);
}

.skill-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
}

.skill-tag {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 5px 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 20px;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.skill-card:hover .skill-tag {
  color: var(--text-primary);
  border-color: var(--border-hover);
}

/* ============================================
   Timeline (Experience)
   ============================================ */
.timeline {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.timeline-item {
  display: flex;
  gap: 32px;
  position: relative;
}

.timeline-marker {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
  width: 20px;
}

.timeline-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 20px var(--accent-glow);
  flex-shrink: 0;
  margin-top: 6px;
  position: relative;
  z-index: 2;
}

.timeline-line {
  width: 2px;
  flex: 1;
  background: linear-gradient(to bottom, var(--accent), var(--border));
  margin-top: 4px;
}

.timeline-content {
  flex: 1;
  padding-bottom: 48px;
}

.timeline-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.timeline-company {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.timeline-role {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--accent);
}

.timeline-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.timeline-date {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 4px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.timeline-location {
  font-size: 0.78rem;
  color: var(--text-tertiary);
}

.timeline-achievements {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.timeline-achievements li {
  position: relative;
  padding-left: 20px;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.timeline-achievements li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-tertiary);
}

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

/* ============================================
   Education Section
   ============================================ */
.education-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.edu-card {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

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

.edu-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: var(--accent-glow);
  color: var(--accent);
  flex-shrink: 0;
}

.edu-school {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.edu-degree {
  display: block;
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.edu-degree em {
  color: var(--accent);
  font-style: normal;
  font-weight: 500;
}

.edu-year {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: var(--text-tertiary);
}

/* ============================================
   Projects Section
   ============================================ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 28px;
}

.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.project-card:hover {
  border-color: var(--accent);
  transform: translateY(-8px);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.35), 0 0 48px var(--accent-glow);
}

.project-image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--bg-secondary);
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out), filter 0.6s var(--ease-out);
}

.project-card:hover .project-image img {
  transform: scale(1.05);
  filter: brightness(0.6);
}

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

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

.project-visit {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--gradient-2);
  color: white;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 10px;
  box-shadow: 0 4px 20px var(--accent-glow);
  transform: translateY(10px);
  transition: transform var(--transition-fast);
}

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

.project-info {
  padding: 24px;
}

.project-info-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.project-name {
  font-size: 1.2rem;
  font-weight: 700;
}

.project-link-icon {
  color: var(--text-tertiary);
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.project-card:hover .project-link-icon {
  color: var(--accent);
  transform: translate(2px, -2px);
}

.project-description {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

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

.project-tag {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--accent);
  padding: 4px 12px;
  background: var(--accent-glow);
  border: 1px solid rgba(108, 99, 255, 0.2);
  border-radius: 20px;
}

/* ============================================
   Contact Section
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 40px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--border-radius);
  text-align: center;
  cursor: pointer;
  transition: border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}

.contact-card:hover {
  border-color: var(--accent);
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px var(--accent-glow);
}

.contact-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent-glow);
  color: var(--accent);
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.contact-card:hover .contact-icon {
  background: rgba(108, 99, 255, 0.25);
  transform: scale(1.1);
}

.contact-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.contact-value {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
}

/* ============================================
   Footer
   ============================================ */
.footer {
  position: relative;
  z-index: 1;
  padding: 32px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-text {
  font-size: 0.85rem;
  color: var(--text-tertiary);
}

.back-to-top {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.back-to-top:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-3px);
}

/* ============================================
   Reveal Animation
   ============================================ */
.reveal-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}

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

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }

  .hero-summary {
    margin-left: auto;
    margin-right: auto;
  }

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

  .hero-avatar-ring {
    width: 220px;
    height: 220px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .skills-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 80px 0;
  }

  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .hero {
    padding: 100px 20px 60px;
    min-height: auto;
  }

  .hero-name {
    font-size: 2.2rem;
  }

  .hero-role-wrapper {
    flex-direction: column;
    gap: 6px;
  }

  .hero-divider {
    display: none;
  }

  .hero-stats {
    gap: 12px;
  }

  .stat-card {
    padding: 12px 16px;
    min-width: 80px;
  }

  .stat-number {
    font-size: 1.4rem;
  }

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

  .section-title {
    font-size: 1.5rem;
  }

  .section-inner {
    padding: 0 20px;
  }

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

  .skill-card {
    padding: 24px 16px;
  }

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

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

  .timeline-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .timeline-meta {
    align-items: flex-start;
  }

  .scroll-indicator {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero-name {
    font-size: 1.8rem;
  }

  .hero-avatar-ring {
    width: 180px;
    height: 180px;
  }

  .hero-stats {
    flex-wrap: wrap;
    justify-content: center;
  }

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

  .timeline-item {
    gap: 20px;
  }

  .edu-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}