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

/* ===== DESIGN SYSTEM ===== */
:root {
  /* Colors - Sophisticated Palette */
  --primary: #0f172a;
  --primary-light: #1e293b;
  --accent: #6366f1;
  --accent-glow: rgba(99, 102, 241, 0.15);
  --accent-warm: #f59e0b;
  --bg: #fafafa;
  --bg-alt: #f1f5f9;
  --bg-card: #ffffff;
  --text: #0a0a0a;
  --text-muted: #64748b;
  --text-light: #94a3b8;
  --border: #e2e8f0;
  --border-light: #f1f5f9;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);
  --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.2);

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== BASE STYLES ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
}

/* ===== CUSTOM SCROLLBAR ===== */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--bg-alt);
}

::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: var(--radius-full);
  border: 2px solid var(--bg-alt);
}

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

/* ===== BACKGROUND PATTERN ===== */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image:
    linear-gradient(rgba(99, 102, 241, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99, 102, 241, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: 0;
}

/* ===== CONTAINER ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  position: relative;
  z-index: 1;
}

/* ===== NAVIGATION ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
  z-index: 1000;
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1rem var(--space-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-family: 'Outfit', sans-serif;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary);
  text-decoration: none;
  letter-spacing: -0.02em;
  position: relative;
}

.nav-logo::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-warm));
  border-radius: var(--radius-full);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.3s ease;
}

.nav-logo:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2.5rem;
}

.nav-link {
  font-family: 'Outfit', sans-serif;
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-muted);
  text-decoration: none;
  position: relative;
  padding: 0.5rem 0;
  transition: var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: var(--transition);
  transform: translateX(-50%);
}

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

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

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 0.5rem;
}

.hamburger span {
  width: 25px;
  height: 2px;
  background: var(--primary);
  border-radius: var(--radius-full);
  transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: #fff;
  padding: 120px var(--space-lg) var(--space-2xl);
  position: relative;
  overflow: hidden;
}

/* Hero Background Effects */
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.3) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 20s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.2) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -30px) scale(1.1); }
}

.hero-content {
  max-width: 1200px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-text {
  animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.greeting {
  display: block;
  font-family: 'DM Sans', sans-serif;
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: var(--space-sm);
  opacity: 0.95;
}

.name {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, #fff 0%, rgba(255, 255, 255, 0.85) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.03em;
}

.hero-subtitle {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: rgba(255, 255, 255, 0.95);
}

.hero-description {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: var(--space-xl);
  line-height: 1.6;
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}

.btn {
  font-family: 'Outfit', sans-serif;
  padding: 1rem 2rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition-smooth);
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
  background: #5558e6;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
}

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

.social-links a {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-decoration: none;
  font-size: 1.25rem;
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.social-links a:hover {
  background: var(--accent);
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 5px 20px rgba(99, 102, 241, 0.4);
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
  animation: fadeIn 1.2s ease-out 0.3s backwards;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.profile-icon {
  width: 350px;
  height: 350px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.3), rgba(245, 158, 11, 0.2));
  backdrop-filter: blur(20px);
  border: 3px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 8rem;
  color: rgba(255, 255, 255, 0.9);
  position: relative;
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.3),
    inset 0 1px 1px rgba(255, 255, 255, 0.2);
  animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), inset 0 1px 1px rgba(255, 255, 255, 0.2); }
  50% { box-shadow: 0 20px 80px rgba(99, 102, 241, 0.4), inset 0 1px 1px rgba(255, 255, 255, 0.2); }
}

.scroll-indicator {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-10px); }
  60% { transform: translateX(-50%) translateY(-5px); }
}

/* ===== SECTIONS ===== */
section {
  padding: var(--space-2xl) var(--space-lg);
  position: relative;
}

.section-title {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-2xl);
  color: var(--primary);
  letter-spacing: -0.02em;
  position: relative;
}

.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-warm));
  margin: var(--space-md) auto 0;
  border-radius: var(--radius-full);
}

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

.about::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

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

.about-text p {
  font-size: 1.125rem;
  margin-bottom: var(--space-md);
  color: var(--text-muted);
  line-height: 1.8;
}

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

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.stat {
  text-align: center;
  padding: var(--space-xl);
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  transition: var(--transition);
}

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

.stat h3 {
  font-family: 'Outfit', sans-serif;
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: var(--space-sm);
  line-height: 1;
}

.stat p {
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-muted);
}

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

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-lg);
}

.skill-card {
  background: var(--bg-card);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.skill-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-warm));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.skill-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.skill-card:hover::before {
  transform: scaleX(1);
}

.skill-icon {
  width: 65px;
  height: 65px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: var(--space-md);
}

.backend .skill-icon { background: linear-gradient(135deg, #e0f2fe, #bae6fd); color: #0284c7; }
.frontend .skill-icon { background: linear-gradient(135deg, #fce7f3, #fbcfe8); color: #db2777; }
.cloud .skill-icon { background: linear-gradient(135deg, #fef3c7, #fde68a); color: #d97706; }
.database .skill-icon { background: linear-gradient(135deg, #d1fae5, #a7f3d0); color: #059669; }
.ai .skill-icon { background: linear-gradient(135deg, #e0e7ff, #c7d2fe); color: #4f46e5; }
.tools .skill-icon { background: linear-gradient(135deg, #f3e8ff, #e9d5ff); color: #9333ea; }

.skill-card h3 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--space-md);
}

.skill-card ul {
  list-style: none;
}

.skill-card li {
  padding: 0.6rem 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  border-bottom: 1px solid var(--border-light);
  transition: var(--transition);
}

.skill-card li:last-child {
  border-bottom: none;
}

.skill-card:hover li {
  padding-left: 0.5rem;
}

/* ===== EXPERIENCE SECTION ===== */
.experience {
  background: var(--bg-alt);
}

.timeline {
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 25px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent), var(--accent-warm));
}

.timeline-item {
  position: relative;
  padding-left: 70px;
  padding-bottom: var(--space-2xl);
  animation: fadeInUp 0.6s ease-out backwards;
}

.timeline-item:nth-child(1) { animation-delay: 0.1s; }
.timeline-item:nth-child(2) { animation-delay: 0.2s; }
.timeline-item:nth-child(3) { animation-delay: 0.3s; }

.timeline-dot {
  position: absolute;
  left: 14px;
  top: 5px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--accent);
  border: 4px solid var(--bg-alt);
  box-shadow: 0 0 0 3px var(--accent-glow);
  z-index: 1;
}

.timeline-date {
  font-family: 'Outfit', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--accent);
  margin-bottom: var(--space-sm);
}

.timeline-content h3 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.25rem;
}

.timeline-content h4 {
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: var(--space-md);
}

.timeline-content ul {
  list-style: none;
}

.timeline-content li {
  padding: 0.5rem 0;
  padding-left: 1.75rem;
  position: relative;
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.6;
}

.timeline-content li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: bold;
}

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

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: var(--space-lg);
}

.project-card {
  background: var(--bg-card);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-light);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-warm));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.project-card:hover::before {
  transform: scaleX(1);
}

.project-icon {
  width: 65px;
  height: 65px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: #fff;
  margin-bottom: var(--space-md);
}

.project-card h3 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--space-sm);
}

.project-card p {
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-md);
  font-size: 0.95rem;
}

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

.project-tags span {
  padding: 0.4rem 1rem;
  background: var(--bg-alt);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
  border: 1px solid var(--border);
  transition: var(--transition);
}

.project-card:hover .project-tags span {
  background: var(--accent-glow);
  border-color: var(--accent);
}

/* ===== CONTACT SECTION ===== */
.contact {
  background: var(--bg-alt);
}

.contact-content {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-2xl);
}

.contact-info h3 {
  font-family: 'Outfit', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--space-md);
}

.contact-info > p {
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-xl);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.contact-item i {
  width: 55px;
  height: 55px;
  border-radius: var(--radius-md);
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1.35rem;
  box-shadow: var(--shadow-sm);
  flex-shrink: 0;
}

.contact-item h4 {
  font-family: 'Outfit', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 0.25rem;
}

.contact-item a {
  color: var(--text-muted);
  text-decoration: none;
  transition: var(--transition);
}

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

.contact-form {
  background: var(--bg-card);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.contact-form h3 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: var(--space-lg);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  font-family: 'DM Sans', sans-serif;
  font-size: 1rem;
  color: var(--text);
  background: var(--bg-alt);
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: var(--bg-card);
  box-shadow: 0 0 0 4px var(--accent-glow);
}

.form-group textarea {
  resize: vertical;
  min-height: 150px;
}

.contact-form .btn-primary {
  width: 100%;
  justify-content: center;
  padding: 1.1rem 2rem;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--primary);
  color: #fff;
  padding: var(--space-xl) var(--space-lg);
}

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

.footer p {
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.8);
}

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

.footer-social a {
  width: 45px;
  height: 45px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-decoration: none;
  transition: var(--transition);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-social a:hover {
  background: var(--accent);
  transform: translateY(-3px);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 968px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

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

  .social-links {
    justify-content: center;
  }

  .profile-icon {
    width: 280px;
    height: 280px;
    font-size: 6rem;
  }

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

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    left: -100%;
    top: 70px;
    flex-direction: column;
    background: var(--bg-card);
    width: 100%;
    padding: var(--space-lg);
    box-shadow: var(--shadow-lg);
    transition: left 0.3s ease;
    gap: var(--space-md);
  }

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

  .hamburger {
    display: flex;
  }

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

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

  .hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }

  .section-title {
    font-size: 2rem;
  }

  .footer .container {
    flex-direction: column;
    text-align: center;
    gap: var(--space-md);
  }

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

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

/* ===== ANIMATION ON SCROLL ===== */
@media (prefers-reduced-motion: no-preference) {
  .skill-card,
  .project-card,
  .timeline-item {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease-out forwards;
  }

  .skill-card:nth-child(1) { animation-delay: 0.1s; }
  .skill-card:nth-child(2) { animation-delay: 0.2s; }
  .skill-card:nth-child(3) { animation-delay: 0.3s; }
  .skill-card:nth-child(4) { animation-delay: 0.4s; }
  .skill-card:nth-child(5) { animation-delay: 0.5s; }
  .skill-card:nth-child(6) { animation-delay: 0.6s; }

  .project-card:nth-child(1) { animation-delay: 0.1s; }
  .project-card:nth-child(2) { animation-delay: 0.2s; }
  .project-card:nth-child(3) { animation-delay: 0.3s; }
  .project-card:nth-child(4) { animation-delay: 0.4s; }
  .project-card:nth-child(5) { animation-delay: 0.5s; }
  .project-card:nth-child(6) { animation-delay: 0.6s; }
}